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1 | SYSTEM FUNCTIONS of OS Kolibri 0.5.8.1 |
1 | SYSTEM FUNCTIONS of OS Kolibri 0.5.8.1 |
2 | 2 | ||
3 | Number of the function is located in the register eax. |
3 | Number of the function is located in the register eax. |
4 | The call of the system function is executed by "int 0x40" command. |
4 | The call of the system function is executed by "int 0x40" command. |
5 | All registers except explicitly declared in the returned value, |
5 | All registers except explicitly declared in the returned value, |
6 | including eflags, are preserved. |
6 | including eflags, are preserved. |
7 | 7 | ||
8 | 8 | ||
9 | ====================================================================== |
9 | ====================================================================== |
10 | ============== Function 0 - define and draw the window. ============== |
10 | ============== Function 0 - define and draw the window. ============== |
11 | ====================================================================== |
11 | ====================================================================== |
12 | Defines an application window. Draws a frame of the window, header and |
12 | Defines an application window. Draws a frame of the window, header and |
13 | working area. For skinned windows defines standard close and minimize |
13 | working area. For skinned windows defines standard close and minimize |
14 | buttons. |
14 | buttons. |
15 | Parameters: |
15 | Parameters: |
16 | * eax = 0 - function number |
16 | * eax = 0 - function number |
17 | * ebx = [coordinate on axis x]*65536 + [size on axis x] |
17 | * ebx = [coordinate on axis x]*65536 + [size on axis x] |
18 | * ecx = [coordinate on axis y]*65536 + [size on axis y] |
18 | * ecx = [coordinate on axis y]*65536 + [size on axis y] |
19 | * edx = 0xXYRRGGBB, where: |
19 | * edx = 0xXYRRGGBB, where: |
20 | * Y = style of the window: |
20 | * Y = style of the window: |
21 | * Y=0 - type I - fixed-size window |
21 | * Y=0 - type I - fixed-size window |
22 | * Y=1 - only define window area, draw nothing |
22 | * Y=1 - only define window area, draw nothing |
23 | * Y=2 - type II - variable-size window |
23 | * Y=2 - type II - variable-size window |
24 | * Y=3 - skinned window |
24 | * Y=3 - skinned window |
25 | * other possible values (from 4 up to 15) are reserved, |
25 | * other possible values (from 4 up to 15) are reserved, |
26 | function call with such Y is ignored |
26 | function call with such Y is ignored |
27 | * RR, GG, BB = accordingly red, green, blue components of a color |
27 | * RR, GG, BB = accordingly red, green, blue components of a color |
28 | of the working area of the window (are ignored for style Y=2) |
28 | of the working area of the window (are ignored for style Y=2) |
29 | * X = DCBA (bits) |
29 | * X = DCBA (bits) |
30 | * A = 1 - window has caption; for style Y=3 caption string |
30 | * A = 1 - window has caption; for style Y=3 caption string |
31 | must be passed in edi, for other styles use |
31 | must be passed in edi, for other styles use |
32 | subfunction 1 of function 71 |
32 | subfunction 1 of function 71 |
33 | * B = 1 - coordinates of all graphics primitives are relative to |
33 | * B = 1 - coordinates of all graphics primitives are relative to |
34 | window client area |
34 | window client area |
35 | * C is reserved (set to 0) |
35 | * C is reserved (set to 0) |
36 | * D = 0 - normal filling of the working area, 1 - gradient |
36 | * D = 0 - normal filling of the working area, 1 - gradient |
37 | The following parameters are intended for windows |
37 | The following parameters are intended for windows |
38 | of a type I and II, and ignored for styles Y=1,3: |
38 | of a type I and II, and ignored for styles Y=1,3: |
39 | * esi = 0xXYRRGGBB - color of the header |
39 | * esi = 0xXYRRGGBB - color of the header |
40 | * RR, GG, BB define color |
40 | * RR, GG, BB define color |
41 | * Y=0 - usual window, Y=1 - unmovable window |
41 | * Y=0 - usual window, Y=1 - unmovable window |
42 | * X defines a gradient of header: X=0 - no gradient, |
42 | * X defines a gradient of header: X=0 - no gradient, |
43 | X=8 - usual gradient, |
43 | X=8 - usual gradient, |
44 | for windows of a type II X=4 - negative gradient |
44 | for windows of a type II X=4 - negative gradient |
45 | * other values of X and Y are reserved |
45 | * other values of X and Y are reserved |
46 | * edi = 0x00RRGGBB - color of the frame |
46 | * edi = 0x00RRGGBB - color of the frame |
47 | Returned value: |
47 | Returned value: |
48 | * function does not return value |
48 | * function does not return value |
49 | Remarks: |
49 | Remarks: |
50 | * Position and sizes of the window are installed by the first |
50 | * Position and sizes of the window are installed by the first |
51 | call of this function and are ignored at subsequent; to change |
51 | call of this function and are ignored at subsequent; to change |
52 | position and/or sizes of already created window use function 67. |
52 | position and/or sizes of already created window use function 67. |
53 | * For windows with style Y=3 and caption (A=1) caption string is set |
53 | * For windows with style Y=3 and caption (A=1) caption string is set |
54 | by the first call of this function and is ignored at subsequent |
54 | by the first call of this function and is ignored at subsequent |
55 | (strictly speaking, is ignored after a call to subfunction 2 |
55 | (strictly speaking, is ignored after a call to subfunction 2 |
56 | of function 12 - end redraw); to change caption of already created |
56 | of function 12 - end redraw); to change caption of already created |
57 | window use subfunction 1 of function 71. |
57 | window use subfunction 1 of function 71. |
58 | * If the window has appropriate styles, position and/or sizes can be |
58 | * If the window has appropriate styles, position and/or sizes can be |
59 | changed by user. Current position and sizes can be obtained |
59 | changed by user. Current position and sizes can be obtained |
60 | by function 9. |
60 | by function 9. |
61 | * The window must fit on the screen. If the transferred |
61 | * The window must fit on the screen. If the transferred |
62 | coordinates and sizes do not satisfy to this condition, |
62 | coordinates and sizes do not satisfy to this condition, |
63 | appropriate coordinate (or, probably, both) is considered as zero, |
63 | appropriate coordinate (or, probably, both) is considered as zero, |
64 | and if it does not help too, the appropriate size |
64 | and if it does not help too, the appropriate size |
65 | (or, probably, both) is installed in a size of the screen. |
65 | (or, probably, both) is installed in a size of the screen. |
66 | 66 | ||
67 | Further let us designate xpos,ypos,xsize,ysize - values passed |
67 | Further let us designate xpos,ypos,xsize,ysize - values passed |
68 | in ebx,ecx. The coordinates are resulted concerning |
68 | in ebx,ecx. The coordinates are resulted concerning |
69 | the left upper corner of the window, which, thus, is set as (0,0), |
69 | the left upper corner of the window, which, thus, is set as (0,0), |
70 | coordinates of the right lower corner essence (xsize,ysize). |
70 | coordinates of the right lower corner essence (xsize,ysize). |
71 | * The sizes of the window are understood in sence of coordinates |
71 | * The sizes of the window are understood in sence of coordinates |
72 | of the right lower corner. This concerns all other functions too. |
72 | of the right lower corner. This concerns all other functions too. |
73 | It means, that the real sizes are on 1 pixel more. |
73 | It means, that the real sizes are on 1 pixel more. |
74 | * The window of type I looks as follows: |
74 | * The window of type I looks as follows: |
75 | * draw external frame of color indicated in edi, 1 pixel in width |
75 | * draw external frame of color indicated in edi, 1 pixel in width |
76 | * draw header - rectangle with the left upper corner (1,1) and |
76 | * draw header - rectangle with the left upper corner (1,1) and |
77 | right lower (xsize-1,min(25,ysize)) color indicated in esi |
77 | right lower (xsize-1,min(25,ysize)) color indicated in esi |
78 | (taking a gradient into account) |
78 | (taking a gradient into account) |
79 | * if ysize>=26, fill the working area of the window - |
79 | * if ysize>=26, fill the working area of the window - |
80 | rectangle with the left upper corner (1,21) and right lower |
80 | rectangle with the left upper corner (1,21) and right lower |
81 | (xsize-1,ysize-1) (sizes (xsize-1)*(ysize-21)) with color |
81 | (xsize-1,ysize-1) (sizes (xsize-1)*(ysize-21)) with color |
82 | indicated in edx (taking a gradient into account) |
82 | indicated in edx (taking a gradient into account) |
83 | * if A=1 and caption has been already set by subfunction 1 |
83 | * if A=1 and caption has been already set by subfunction 1 |
84 | of function 71, it is drawn in the corresponding place of header |
84 | of function 71, it is drawn in the corresponding place of header |
85 | * The window of style Y=1 looks as follows: |
85 | * The window of style Y=1 looks as follows: |
86 | * completely defined by the application |
86 | * completely defined by the application |
87 | * The window of type II looks as follows: |
87 | * The window of type II looks as follows: |
88 | * draw external frame of width 1 pixel with the "shaded" color |
88 | * draw external frame of width 1 pixel with the "shaded" color |
89 | edi (all components of the color decrease twice) |
89 | edi (all components of the color decrease twice) |
90 | * draw intermediate frame of width 3 pixels with color edi |
90 | * draw intermediate frame of width 3 pixels with color edi |
91 | * draw internal frame of width 1 pixel with the "shaded" color edi |
91 | * draw internal frame of width 1 pixel with the "shaded" color edi |
92 | * draw header - rectangle with the left upper corner (4,4) |
92 | * draw header - rectangle with the left upper corner (4,4) |
93 | and right lower (xsize-4,min(20,ysize)) color, indicated in esi |
93 | and right lower (xsize-4,min(20,ysize)) color, indicated in esi |
94 | (taking a gradient into account) |
94 | (taking a gradient into account) |
95 | * if ysize>=26, fill the working area of the window - |
95 | * if ysize>=26, fill the working area of the window - |
96 | rectangle with the left upper corner (5,20) and right lower |
96 | rectangle with the left upper corner (5,20) and right lower |
97 | (xsize-5,ysize-5) with color indicated in edx |
97 | (xsize-5,ysize-5) with color indicated in edx |
98 | (taking a gradient into account) |
98 | (taking a gradient into account) |
99 | * if A=1 and caption has been already set by subfunction 1 |
99 | * if A=1 and caption has been already set by subfunction 1 |
100 | of function 71, it is drawn in the corresponding place of header |
100 | of function 71, it is drawn in the corresponding place of header |
101 | * The skinned window looks as follows: |
101 | * The skinned window looks as follows: |
102 | * draw external frame of width 1 pixel |
102 | * draw external frame of width 1 pixel |
103 | with color 'outer' from the skin |
103 | with color 'outer' from the skin |
104 | * draw intermediate frame of width 3 pixel |
104 | * draw intermediate frame of width 3 pixel |
105 | with color 'frame' from the skin |
105 | with color 'frame' from the skin |
106 | * draw internal frame of width 1 pixel |
106 | * draw internal frame of width 1 pixel |
107 | with color 'inner' from the skin |
107 | with color 'inner' from the skin |
108 | * draw header (on bitmaps from the skin) in a rectangle |
108 | * draw header (on bitmaps from the skin) in a rectangle |
109 | (0,0) - (xsize,_skinh-1) |
109 | (0,0) - (xsize,_skinh-1) |
110 | * if ysize>=26, fill the working area of the window - |
110 | * if ysize>=26, fill the working area of the window - |
111 | rectangle with the left upper corner (5,_skinh) and right lower |
111 | rectangle with the left upper corner (5,_skinh) and right lower |
112 | (xsize-5,ysize-5) with color indicated in edx |
112 | (xsize-5,ysize-5) with color indicated in edx |
113 | (taking a gradient into account) |
113 | (taking a gradient into account) |
114 | * define two standard buttons: close and minimize |
114 | * define two standard buttons: close and minimize |
115 | (see function 8) |
115 | (see function 8) |
116 | * if A=1 and edi contains (nonzero) pointer to caption string, |
116 | * if A=1 and edi contains (nonzero) pointer to caption string, |
117 | it is drawn in place in header defined in the skin |
117 | it is drawn in place in header defined in the skin |
118 | * value _skinh is accessible as the result of call |
118 | * value _skinh is accessible as the result of call |
119 | subfunction 4 of function 48 |
119 | subfunction 4 of function 48 |
120 | 120 | ||
121 | ====================================================================== |
121 | ====================================================================== |
122 | ================ Function 1 - put pixel in the window. =============== |
122 | ================ Function 1 - put pixel in the window. =============== |
123 | ====================================================================== |
123 | ====================================================================== |
124 | Parameters: |
124 | Parameters: |
125 | * eax = 1 - function number |
125 | * eax = 1 - function number |
126 | * ebx = x-coordinate (relative to the window) |
126 | * ebx = x-coordinate (relative to the window) |
127 | * ecx = y-coordinate (relative to the window) |
127 | * ecx = y-coordinate (relative to the window) |
128 | * edx = 0x00RRGGBB - color of a pixel |
128 | * edx = 0x00RRGGBB - color of a pixel |
129 | edx = 0x01xxxxxx - invert color of a pixel |
129 | edx = 0x01xxxxxx - invert color of a pixel |
130 | (low 24 bits are ignored) |
130 | (low 24 bits are ignored) |
131 | Returned value: |
131 | Returned value: |
132 | * function does not return value |
132 | * function does not return value |
133 | 133 | ||
134 | ====================================================================== |
134 | ====================================================================== |
135 | ============ Function 2 - get the code of the pressed key. =========== |
135 | ============ Function 2 - get the code of the pressed key. =========== |
136 | ====================================================================== |
136 | ====================================================================== |
137 | Takes away the code of the pressed key from the buffer. |
137 | Takes away the code of the pressed key from the buffer. |
138 | Parameters: |
138 | Parameters: |
139 | * eax = 2 - function number |
139 | * eax = 2 - function number |
140 | Returned value: |
140 | Returned value: |
141 | * if the buffer is empty, function returns eax=1 |
141 | * if the buffer is empty, function returns eax=1 |
142 | * if the buffer is not empty, function returns al=0, |
142 | * if the buffer is not empty, function returns al=0, |
143 | ah=code of the pressed key, high word of eax is zero |
143 | ah=code of the pressed key, high word of eax is zero |
144 | * if there is "hotkey", function returns al=2, |
144 | * if there is "hotkey", function returns al=2, |
145 | ah=scancode of the pressed key (0 for control keys), |
145 | ah=scancode of the pressed key (0 for control keys), |
146 | high word of eax contains a status of control keys at the moment |
146 | high word of eax contains a status of control keys at the moment |
147 | of pressing a hotkey |
147 | of pressing a hotkey |
148 | Remarks: |
148 | Remarks: |
149 | * There is a common system buffer of the pressed keys |
149 | * There is a common system buffer of the pressed keys |
150 | by a size of 120 bytes, organized as queue. |
150 | by a size of 120 bytes, organized as queue. |
151 | * There is one more common system buffer on 120 "hotkeys". |
151 | * There is one more common system buffer on 120 "hotkeys". |
152 | * If the application with the inactive window calls this function, |
152 | * If the application with the inactive window calls this function, |
153 | the buffer of the pressed keys is considered to be empty. |
153 | the buffer of the pressed keys is considered to be empty. |
154 | * By default this function returns ASCII-codes; to switch |
154 | * By default this function returns ASCII-codes; to switch |
155 | to the scancodes mode (and back) use function 66. |
155 | to the scancodes mode (and back) use function 66. |
156 | However, hotkeys are always notificated as scancodes. |
156 | However, hotkeys are always notificated as scancodes. |
157 | * To find out, what keys correspond to what codes, start |
157 | * To find out, what keys correspond to what codes, start |
158 | the application keyascii and scancode. |
158 | the application keyascii and scancode. |
159 | * Scancodes come directly from keyboard and are fixed; |
159 | * Scancodes come directly from keyboard and are fixed; |
160 | ASCII-codes turn out with usage of the conversion tables, |
160 | ASCII-codes turn out with usage of the conversion tables, |
161 | which can be set by subfunction 2 of function 21 |
161 | which can be set by subfunction 2 of function 21 |
162 | and get by subfunction 2 of function 26. |
162 | and get by subfunction 2 of function 26. |
163 | * As a consequence, ASCII-codes take into account current |
163 | * As a consequence, ASCII-codes take into account current |
164 | keyboard layout (rus/en) as opposed to scancodes. |
164 | keyboard layout (rus/en) as opposed to scancodes. |
165 | * This function notifies only about those hotkeys, which were |
165 | * This function notifies only about those hotkeys, which were |
166 | defined by this thread by subfunction 4 of function 66. |
166 | defined by this thread by subfunction 4 of function 66. |
167 | 167 | ||
168 | ====================================================================== |
168 | ====================================================================== |
169 | ==================== Function 3 - get system time. =================== |
169 | ==================== Function 3 - get system time. =================== |
170 | ====================================================================== |
170 | ====================================================================== |
171 | Parameters: |
171 | Parameters: |
172 | * eax = 3 - function number |
172 | * eax = 3 - function number |
173 | Returned value: |
173 | Returned value: |
174 | * eax = 0x00SSMMHH, where HH:MM:SS = Hours:Minutes:Seconds |
174 | * eax = 0x00SSMMHH, where HH:MM:SS = Hours:Minutes:Seconds |
175 | * each item is BCD-number, for example, |
175 | * each item is BCD-number, for example, |
176 | for time 23:59:59 function returns 0x00595923 |
176 | for time 23:59:59 function returns 0x00595923 |
177 | Remarks: |
177 | Remarks: |
178 | * See also subfunction 9 of function 26 - get time from |
178 | * See also subfunction 9 of function 26 - get time from |
179 | the moment of start of the system; it is more convenient, because |
179 | the moment of start of the system; it is more convenient, because |
180 | returns simply DWORD-value of the time counter. |
180 | returns simply DWORD-value of the time counter. |
181 | * System time can be set by function 22. |
181 | * System time can be set by function 22. |
182 | 182 | ||
183 | ====================================================================== |
183 | ====================================================================== |
184 | ============ Function 4 - draw text string in the window. ============ |
184 | ============ Function 4 - draw text string in the window. ============ |
185 | ====================================================================== |
185 | ====================================================================== |
186 | Parameters: |
186 | Parameters: |
187 | * eax = 4 - function number |
187 | * eax = 4 - function number |
188 | * ebx = [coordinate on axis x]*65536 + [coordinate on axis y] |
188 | * ebx = [coordinate on axis x]*65536 + [coordinate on axis y] |
189 | * ecx = 0xX0RRGGBB, where |
189 | * ecx = 0xX0RRGGBB, where |
190 | * RR, GG, BB specify text color |
190 | * RR, GG, BB specify text color |
- | 191 | * X=ABnn (bits): |
|
191 | * X specifies the used font: 0=system monospaced, |
192 | * nn specifies the used font: 0=system monospaced, |
192 | 1=system font of variable width |
193 | 1=system font of variable width |
- | 194 | * A=0 - output esi characters, A=1 - output ASCIIZ-string |
|
- | 195 | * B=1 - fill background with the color edi |
|
193 | * edx = pointer to the beginning of the string |
196 | * edx = pointer to the beginning of the string |
194 | * esi = length of the string, must not exceed 255 |
197 | * esi = for A=0 length of the string, must not exceed 255; |
- | 198 | for A=1 is ignored |
|
195 | Returned value: |
199 | Returned value: |
196 | * function does not return value |
200 | * function does not return value |
197 | Remarks: |
201 | Remarks: |
198 | * Function outputs either first (esi and 0xFF) characters or |
- | |
199 | all characters before (but not including) terminating zero |
- | |
200 | (for ASCIIZ-strings) depending on what occurs first. |
- | |
201 | * First system font is read out at loading from the file char.mt, |
202 | * First system font is read out at loading from the file char.mt, |
202 | second - from char2.mt. |
203 | second - from char2.mt. |
203 | * Both fonts have height 9 pixels, width of the monospaced font |
204 | * Both fonts have height 9 pixels, width of the monospaced font |
204 | is equal to 6 pixels. |
205 | is equal to 6 pixels. |
205 | 206 | ||
206 | ====================================================================== |
207 | ====================================================================== |
207 | ========================= Function 5 - delay. ======================== |
208 | ========================= Function 5 - delay. ======================== |
208 | ====================================================================== |
209 | ====================================================================== |
209 | Delays execution of the program on the given time. |
210 | Delays execution of the program on the given time. |
210 | Parameters: |
211 | Parameters: |
211 | * eax = 5 - function number |
212 | * eax = 5 - function number |
212 | * ebx = time in the 1/100 of second |
213 | * ebx = time in the 1/100 of second |
213 | Returned value: |
214 | Returned value: |
214 | * function does not return value |
215 | * function does not return value |
215 | Remarks: |
216 | Remarks: |
216 | * Passing ebx=0 does not transfer control to the next process |
217 | * Passing ebx=0 does not transfer control to the next process |
217 | and does not make any operations at all. If it is really required |
218 | and does not make any operations at all. If it is really required |
218 | to transfer control to the next process (to complete a current |
219 | to transfer control to the next process (to complete a current |
219 | time slice), use subfunction 1 of function 68. |
220 | time slice), use subfunction 1 of function 68. |
220 | * At current implementation there will be an immediate return from |
221 | * At current implementation there will be an immediate return from |
221 | the function, if the addition of ebx with current value of |
222 | the function, if the addition of ebx with current value of |
222 | time counter will call 32-bit overflow. |
223 | time counter will call 32-bit overflow. |
223 | 224 | ||
224 | ====================================================================== |
225 | ====================================================================== |
225 | ============== Function 6 - read the file from ramdisk. ============== |
226 | ============== Function 6 - read the file from ramdisk. ============== |
226 | ====================================================================== |
227 | ====================================================================== |
227 | Parameters: |
228 | Parameters: |
228 | * eax = 6 - function number |
229 | * eax = 6 - function number |
229 | * ebx = pointer to the filename |
230 | * ebx = pointer to the filename |
230 | * ecx = number of start block, beginning from 1; |
231 | * ecx = number of start block, beginning from 1; |
231 | ecx=0 - read from the beginning of the file (same as ecx=1) |
232 | ecx=0 - read from the beginning of the file (same as ecx=1) |
232 | * edx = number of blocks to read; |
233 | * edx = number of blocks to read; |
233 | edx=0 - read one block (same as edx=1) |
234 | edx=0 - read one block (same as edx=1) |
234 | * esi = pointer to memory area for the data |
235 | * esi = pointer to memory area for the data |
235 | Returned value: |
236 | Returned value: |
236 | * eax = file size in bytes, if the file was successfully read |
237 | * eax = file size in bytes, if the file was successfully read |
237 | * eax = -1, if the file was not found |
238 | * eax = -1, if the file was not found |
238 | Remarks: |
239 | Remarks: |
239 | * This function is out-of-date; function 70 allows |
240 | * This function is out-of-date; function 70 allows |
240 | to fulfil the same operations with the extended possibilities. |
241 | to fulfil the same operations with the extended possibilities. |
241 | * Block = 512 bytes. |
242 | * Block = 512 bytes. |
242 | * For reading all file you can specify the certainly large value |
243 | * For reading all file you can specify the certainly large value |
243 | in edx, for example, edx = -1; but in this case be ready that |
244 | in edx, for example, edx = -1; but in this case be ready that |
244 | the program will "fall", if the file will appear too large and can |
245 | the program will "fall", if the file will appear too large and can |
245 | not be placed in the program memory. |
246 | not be placed in the program memory. |
246 | * The filename must be either in the format 8+3 characters |
247 | * The filename must be either in the format 8+3 characters |
247 | (first 8 characters - name itself, last 3 - extension, |
248 | (first 8 characters - name itself, last 3 - extension, |
248 | the short names and extensions are supplemented with spaces), |
249 | the short names and extensions are supplemented with spaces), |
249 | or in the format 8.3 characters "FILE.EXT"/"FILE.EX " |
250 | or in the format 8.3 characters "FILE.EXT"/"FILE.EX " |
250 | (name no more than 8 characters, dot, extension 3 characters |
251 | (name no more than 8 characters, dot, extension 3 characters |
251 | supplemented if necessary by spaces). |
252 | supplemented if necessary by spaces). |
252 | The filename must be written with capital letters. The terminating |
253 | The filename must be written with capital letters. The terminating |
253 | character with code 0 is not necessary (not ASCIIZ-string). |
254 | character with code 0 is not necessary (not ASCIIZ-string). |
254 | * This function does not support folders on the ramdisk. |
255 | * This function does not support folders on the ramdisk. |
255 | 256 | ||
256 | ====================================================================== |
257 | ====================================================================== |
257 | =============== Function 7 - draw image in the window. =============== |
258 | =============== Function 7 - draw image in the window. =============== |
258 | ====================================================================== |
259 | ====================================================================== |
259 | Paramters: |
260 | Paramters: |
260 | * eax = 7 - function number |
261 | * eax = 7 - function number |
261 | * ebx = pointer to the image in the format BBGGRRBBGGRR... |
262 | * ebx = pointer to the image in the format BBGGRRBBGGRR... |
262 | * ecx = [size on axis x]*65536 + [size on axis y] |
263 | * ecx = [size on axis x]*65536 + [size on axis y] |
263 | * edx = [coordinate on axis x]*65536 + [coordinate on axis y] |
264 | * edx = [coordinate on axis x]*65536 + [coordinate on axis y] |
264 | Returned value: |
265 | Returned value: |
265 | * function does not return value |
266 | * function does not return value |
266 | Remarks: |
267 | Remarks: |
267 | * Coordinates of the image are coordinates of the upper left corner |
268 | * Coordinates of the image are coordinates of the upper left corner |
268 | of the image relative to the window. |
269 | of the image relative to the window. |
269 | * Size of the image in bytes is 3*xsize*ysize. |
270 | * Size of the image in bytes is 3*xsize*ysize. |
270 | 271 | ||
271 | ====================================================================== |
272 | ====================================================================== |
272 | =============== Function 8 - define/delete the button. =============== |
273 | =============== Function 8 - define/delete the button. =============== |
273 | ====================================================================== |
274 | ====================================================================== |
274 | Parameters for button definition: |
275 | Parameters for button definition: |
275 | * eax = 8 - function number |
276 | * eax = 8 - function number |
276 | * ebx = [coordinate on axis x]*65536 + [size on axis x] |
277 | * ebx = [coordinate on axis x]*65536 + [size on axis x] |
277 | * ecx = [coordinate on axis y]*65536 + [size on axis y] |
278 | * ecx = [coordinate on axis y]*65536 + [size on axis y] |
278 | * edx = 0xXYnnnnnn, where: |
279 | * edx = 0xXYnnnnnn, where: |
279 | * nnnnnn = identifier of the button |
280 | * nnnnnn = identifier of the button |
280 | * high (31st) bit of edx is cleared |
281 | * high (31st) bit of edx is cleared |
281 | * if 30th bit of edx is set - do not draw the button |
282 | * if 30th bit of edx is set - do not draw the button |
282 | * if 29th bit of edx is set - do not draw a frame |
283 | * if 29th bit of edx is set - do not draw a frame |
283 | at pressing the button |
284 | at pressing the button |
284 | * esi = 0x00RRGGBB - color of the button |
285 | * esi = 0x00RRGGBB - color of the button |
285 | Parameters for button deleting: |
286 | Parameters for button deleting: |
286 | * eax = 8 - function number |
287 | * eax = 8 - function number |
287 | * edx = 0x80nnnnnn, where nnnnnn - identifier of the button |
288 | * edx = 0x80nnnnnn, where nnnnnn - identifier of the button |
288 | Returned value: |
289 | Returned value: |
289 | * function does not return value |
290 | * function does not return value |
290 | Remarks: |
291 | Remarks: |
291 | * Sizes of the button must be more than 0 and less than 0x8000. |
292 | * Sizes of the button must be more than 0 and less than 0x8000. |
292 | * For skinned windows definition of the window |
293 | * For skinned windows definition of the window |
293 | (call of 0th function) creates two standard buttons - |
294 | (call of 0th function) creates two standard buttons - |
294 | for close of the window with identifier 1 and |
295 | for close of the window with identifier 1 and |
295 | for minimize of the window with identifier 0xffff. |
296 | for minimize of the window with identifier 0xffff. |
296 | * The creation of two buttons with same identifiers is admitted. |
297 | * The creation of two buttons with same identifiers is admitted. |
297 | * The button with the identifier 0xffff at pressing is interpreted |
298 | * The button with the identifier 0xffff at pressing is interpreted |
298 | by the system as the button of minimization, the system handles |
299 | by the system as the button of minimization, the system handles |
299 | such pressing independently, not accessing to the application. |
300 | such pressing independently, not accessing to the application. |
300 | In rest it is usual button. |
301 | In rest it is usual button. |
301 | * Total number of buttons for all applications is limited to 4095. |
302 | * Total number of buttons for all applications is limited to 4095. |
302 | 303 | ||
303 | ====================================================================== |
304 | ====================================================================== |
304 | ============ Function 9 - information on execution thread. =========== |
305 | ============ Function 9 - information on execution thread. =========== |
305 | ====================================================================== |
306 | ====================================================================== |
306 | Parameters: |
307 | Parameters: |
307 | * eax = 9 - function number |
308 | * eax = 9 - function number |
308 | * ebx = pointer to 1-Kb buffer |
309 | * ebx = pointer to 1-Kb buffer |
309 | * ecx = number of the slot of the thread |
310 | * ecx = number of the slot of the thread |
310 | ecx = -1 - get information on the current thread |
311 | ecx = -1 - get information on the current thread |
311 | Returned value: |
312 | Returned value: |
312 | * eax = maximum number of the slot of a thread |
313 | * eax = maximum number of the slot of a thread |
313 | * buffer pointed to by ebx contains the following information: |
314 | * buffer pointed to by ebx contains the following information: |
314 | * +0: dword: usage of the processor (how many time units |
315 | * +0: dword: usage of the processor (how many time units |
315 | per second leaves on execution of this thread) |
316 | per second leaves on execution of this thread) |
316 | * +4: word: position of the window of thread in the window stack |
317 | * +4: word: position of the window of thread in the window stack |
317 | * +6: word: (has no relation to the specified thread) |
318 | * +6: word: (has no relation to the specified thread) |
318 | number of the thread slot, which window has in the window stack |
319 | number of the thread slot, which window has in the window stack |
319 | position ecx |
320 | position ecx |
320 | * +8: word: reserved |
321 | * +8: word: reserved |
321 | * +10 = +0xA: 11 bytes: name of the process |
322 | * +10 = +0xA: 11 bytes: name of the process |
322 | (name of corresponding executable file in the format 8+3) |
323 | (name of corresponding executable file in the format 8+3) |
323 | * +21 = +0x15: byte: alignment, this byte preserves |
324 | * +21 = +0x15: byte: alignment, this byte preserves |
324 | * +22 = +0x16: dword: address of the process in memory |
325 | * +22 = +0x16: dword: address of the process in memory |
325 | * +26 = +0x1A: dword: size of used memory - 1 |
326 | * +26 = +0x1A: dword: size of used memory - 1 |
326 | * +30 = +0x1E: dword: identifier (PID/TID) |
327 | * +30 = +0x1E: dword: identifier (PID/TID) |
327 | * +34 = +0x22: dword: coordinate of the thread window on axis x |
328 | * +34 = +0x22: dword: coordinate of the thread window on axis x |
328 | * +38 = +0x26: dword: coordinate of the thread window on axis y |
329 | * +38 = +0x26: dword: coordinate of the thread window on axis y |
329 | * +42 = +0x2A: dword: size of the thread window on axis x |
330 | * +42 = +0x2A: dword: size of the thread window on axis x |
330 | * +46 = +0x2E: dword: size of the thread window on axis y |
331 | * +46 = +0x2E: dword: size of the thread window on axis y |
331 | * +50 = +0x32: word: status of the thread slot: |
332 | * +50 = +0x32: word: status of the thread slot: |
332 | * 0 = thread is running |
333 | * 0 = thread is running |
333 | * 1 = thread is suspended |
334 | * 1 = thread is suspended |
334 | * 2 = thread is suspended while waiting for event |
335 | * 2 = thread is suspended while waiting for event |
335 | * 3 = thread is terminating as a result of call to function -1 |
336 | * 3 = thread is terminating as a result of call to function -1 |
336 | or under duress as a result of call to subfunction 2 |
337 | or under duress as a result of call to subfunction 2 |
337 | of function 18 or termination of the system |
338 | of function 18 or termination of the system |
338 | * 4 = thread is terminating as a result of exception |
339 | * 4 = thread is terminating as a result of exception |
339 | * 5 = thread waits for event |
340 | * 5 = thread waits for event |
340 | * 9 = requested slot is free, all other information on the slot |
341 | * 9 = requested slot is free, all other information on the slot |
341 | is not meaningful |
342 | is not meaningful |
342 | Remarks: |
343 | Remarks: |
343 | * Slots are numbered starting from 1. |
344 | * Slots are numbered starting from 1. |
344 | * Returned value is not a total number of threads, because there |
345 | * Returned value is not a total number of threads, because there |
345 | can be free slots. |
346 | can be free slots. |
346 | * When process is starting, system automatically creates |
347 | * When process is starting, system automatically creates |
347 | execution thread. |
348 | execution thread. |
348 | * Function gives information on the thread. Each process has |
349 | * Function gives information on the thread. Each process has |
349 | at least one thread. One process can create many threads, |
350 | at least one thread. One process can create many threads, |
350 | in this case each thread has its own slot and the fields |
351 | in this case each thread has its own slot and the fields |
351 | +10, +22, +26 in these slots coincide. |
352 | +10, +22, +26 in these slots coincide. |
352 | Applications have no common way to define whether two threads |
353 | Applications have no common way to define whether two threads |
353 | belong to one process. |
354 | belong to one process. |
354 | * The active window - window on top of the window stack - |
355 | * The active window - window on top of the window stack - |
355 | receives the messages on a keyboard input. For such window |
356 | receives the messages on a keyboard input. For such window |
356 | the position in the window stack coincides with returned value. |
357 | the position in the window stack coincides with returned value. |
357 | * Slot 1 corresponds to special system thread, for which: |
358 | * Slot 1 corresponds to special system thread, for which: |
358 | * the window is in the bottom of the window stack, the fields |
359 | * the window is in the bottom of the window stack, the fields |
359 | +4 and +6 contain value 1 |
360 | +4 and +6 contain value 1 |
360 | * name of the process - "OS/IDLE" (supplemented by spaces) |
361 | * name of the process - "OS/IDLE" (supplemented by spaces) |
361 | * address of the process in memory is 0, size of used memory is |
362 | * address of the process in memory is 0, size of used memory is |
362 | 16 Mb (0x1000000) |
363 | 16 Mb (0x1000000) |
363 | * PID=1 |
364 | * PID=1 |
364 | * coordinates and sizes of the window are by convention set to 0 |
365 | * coordinates and sizes of the window are by convention set to 0 |
365 | * status of the slot is always 0 (running) |
366 | * status of the slot is always 0 (running) |
366 | * the execution time adds of time leaving on operations itself |
367 | * the execution time adds of time leaving on operations itself |
367 | and idle time in waiting for interrupt (which can be got by call |
368 | and idle time in waiting for interrupt (which can be got by call |
368 | to subfunction 4 of function 18). |
369 | to subfunction 4 of function 18). |
369 | * Beginning from slot 2, the normal applications are placed. |
370 | * Beginning from slot 2, the normal applications are placed. |
370 | * The normal applications are placed in memory at the address |
371 | * The normal applications are placed in memory at the address |
371 | 0x10000000 (kernel constand 'std_application_base_address'). |
372 | 0x10000000 (kernel constand 'std_application_base_address'). |
372 | There is no intersection, as each process has its own page table. |
373 | There is no intersection, as each process has its own page table. |
373 | * At creation of the thread it is assigned the slot |
374 | * At creation of the thread it is assigned the slot |
374 | in the system table and identifier (Process/Thread IDentifier = |
375 | in the system table and identifier (Process/Thread IDentifier = |
375 | PID/TID), which do not vary with time for given thread. |
376 | PID/TID), which do not vary with time for given thread. |
376 | After completion of the thread its slot can be anew used |
377 | After completion of the thread its slot can be anew used |
377 | for another thread. The thread identifier can not be assigned |
378 | for another thread. The thread identifier can not be assigned |
378 | to other thread even after completion of this thread. |
379 | to other thread even after completion of this thread. |
379 | Identifiers, assigned to new threads, grow monotonously. |
380 | Identifiers, assigned to new threads, grow monotonously. |
380 | * If the thread has not yet defined the window by call to |
381 | * If the thread has not yet defined the window by call to |
381 | function 0, the position and the sizes |
382 | function 0, the position and the sizes |
382 | of its window are considered to be zero. |
383 | of its window are considered to be zero. |
383 | * At the moment only the part of the buffer by a size |
384 | * At the moment only the part of the buffer by a size |
384 | 52 = 0x34 bytes is used. Nevertheless it is recommended to use |
385 | 52 = 0x34 bytes is used. Nevertheless it is recommended to use |
385 | 1-Kb buffer for the future compatibility, in the future |
386 | 1-Kb buffer for the future compatibility, in the future |
386 | some fields can be added. |
387 | some fields can be added. |
387 | 388 | ||
388 | ====================================================================== |
389 | ====================================================================== |
389 | ==================== Function 10 - wait for event. =================== |
390 | ==================== Function 10 - wait for event. =================== |
390 | ====================================================================== |
391 | ====================================================================== |
391 | If the message queue is empty, waits for appearance of the message |
392 | If the message queue is empty, waits for appearance of the message |
392 | in queue. In this state thread does not consume CPU time. |
393 | in queue. In this state thread does not consume CPU time. |
393 | Then reads out the message from queue. |
394 | Then reads out the message from queue. |
394 | 395 | ||
395 | Parameters: |
396 | Parameters: |
396 | * eax = 10 - function number |
397 | * eax = 10 - function number |
397 | Returned value: |
398 | Returned value: |
398 | * eax = event (see the list of events) |
399 | * eax = event (see the list of events) |
399 | Remarks: |
400 | Remarks: |
400 | * Those events are taken into account only which enter into |
401 | * Those events are taken into account only which enter into |
401 | a mask set by function 40. By default it is |
402 | a mask set by function 40. By default it is |
402 | redraw, key and button events. |
403 | redraw, key and button events. |
403 | * To check, whether there is a message in queue, use function 11. |
404 | * To check, whether there is a message in queue, use function 11. |
404 | To wait for no more than given time, use function 23. |
405 | To wait for no more than given time, use function 23. |
405 | 406 | ||
406 | ====================================================================== |
407 | ====================================================================== |
407 | =============== Function 11 - check for event, no wait. ============== |
408 | =============== Function 11 - check for event, no wait. ============== |
408 | ====================================================================== |
409 | ====================================================================== |
409 | If the message queue contains event, function reads out |
410 | If the message queue contains event, function reads out |
410 | and return it. If the queue is empty, function returns 0. |
411 | and return it. If the queue is empty, function returns 0. |
411 | Parameters: |
412 | Parameters: |
412 | * eax = 11 - function number |
413 | * eax = 11 - function number |
413 | Returned value: |
414 | Returned value: |
414 | * eax = 0 - message queue is empty |
415 | * eax = 0 - message queue is empty |
415 | * else eax = event (see the list of events) |
416 | * else eax = event (see the list of events) |
416 | Remarks: |
417 | Remarks: |
417 | * Those events are taken into account only, which enter into |
418 | * Those events are taken into account only, which enter into |
418 | a mask set by function 40. By default it is |
419 | a mask set by function 40. By default it is |
419 | redraw, key and button events. |
420 | redraw, key and button events. |
420 | * To wait for event, use function 10. |
421 | * To wait for event, use function 10. |
421 | To wait for no more than given time, use function 23. |
422 | To wait for no more than given time, use function 23. |
422 | 423 | ||
423 | ====================================================================== |
424 | ====================================================================== |
424 | =============== Function 12 - begin/end window redraw. =============== |
425 | =============== Function 12 - begin/end window redraw. =============== |
425 | ====================================================================== |
426 | ====================================================================== |
426 | 427 | ||
427 | ------------ Subfunction 1 - begin redraw of the window. ------------- |
428 | ---------------- Subfunction 1 - begin window redraw. ---------------- |
428 | Parameters: |
429 | Parameters: |
429 | * eax = 12 - function number |
430 | * eax = 12 - function number |
430 | * ebx = 1 - subfunction number |
431 | * ebx = 1 - subfunction number |
431 | Returned value: |
432 | Returned value: |
432 | * function does not return value |
433 | * function does not return value |
433 | 434 | ||
434 | ------------- Subfunction 2 - end redraw of the window. -------------- |
435 | ----------------- Subfunction 2 - end window redraw. ----------------- |
435 | Parameters: |
436 | Parameters: |
436 | * eax = 12 - function number |
437 | * eax = 12 - function number |
437 | * ebx = 2 - subfunction number |
438 | * ebx = 2 - subfunction number |
438 | Returned value: |
439 | Returned value: |
439 | * function does not return value |
440 | * function does not return value |
440 | Remarks: |
441 | Remarks: |
441 | * Subfunction 1 deletes all buttons defined with |
442 | * Subfunction 1 deletes all buttons defined with |
442 | function 8, they must be defined again. |
443 | function 8, they must be defined again. |
443 | 444 | ||
444 | ====================================================================== |
445 | ====================================================================== |
445 | ============ Function 13 - draw a rectangle in the window. =========== |
446 | ============ Function 13 - draw a rectangle in the window. =========== |
446 | ====================================================================== |
447 | ====================================================================== |
447 | Parameters: |
448 | Parameters: |
448 | * eax = 13 - function number |
449 | * eax = 13 - function number |
449 | * ebx = [coordinate on axis x]*65536 + [size on axis x] |
450 | * ebx = [coordinate on axis x]*65536 + [size on axis x] |
450 | * ecx = [coordinate on axis y]*65536 + [size on axis y] |
451 | * ecx = [coordinate on axis y]*65536 + [size on axis y] |
451 | * edx = color 0xRRGGBB or 0x80RRGGBB for gradient fill |
452 | * edx = color 0xRRGGBB or 0x80RRGGBB for gradient fill |
452 | Returned value: |
453 | Returned value: |
453 | * function does not return value |
454 | * function does not return value |
454 | Remarks: |
455 | Remarks: |
455 | * Coordinates are understood as coordinates of the left upper corner |
456 | * Coordinates are understood as coordinates of the left upper corner |
456 | of a rectangle relative to the window. |
457 | of a rectangle relative to the window. |
457 | 458 | ||
458 | ====================================================================== |
459 | ====================================================================== |
459 | =================== Function 14 - get screen size. =================== |
460 | =================== Function 14 - get screen size. =================== |
460 | ====================================================================== |
461 | ====================================================================== |
461 | Parameters: |
462 | Parameters: |
462 | * eax = 14 - function number |
463 | * eax = 14 - function number |
463 | Returned value: |
464 | Returned value: |
464 | * eax = [xsize]*65536 + [ysize], where |
465 | * eax = [xsize]*65536 + [ysize], where |
465 | * xsize = x-coordinate of the right lower corner of the screen = |
466 | * xsize = x-coordinate of the right lower corner of the screen = |
466 | horizontal size - 1 |
467 | horizontal size - 1 |
467 | * ysize = y-coordinate of the right lower corner of the screen = |
468 | * ysize = y-coordinate of the right lower corner of the screen = |
468 | vertical size - 1 |
469 | vertical size - 1 |
469 | Remarks: |
470 | Remarks: |
470 | * See also subfunction 5 of function 48 - get sizes of |
471 | * See also subfunction 5 of function 48 - get sizes of |
471 | working area of the screen. |
472 | working area of the screen. |
472 | 473 | ||
473 | ====================================================================== |
474 | ====================================================================== |
474 | == Function 15, subfunction 1 - set a size of the background image. == |
475 | == Function 15, subfunction 1 - set a size of the background image. == |
475 | ====================================================================== |
476 | ====================================================================== |
476 | Parameters: |
477 | Parameters: |
477 | * eax = 15 - function number |
478 | * eax = 15 - function number |
478 | * ebx = 1 - subfunction number |
479 | * ebx = 1 - subfunction number |
479 | * ecx = width of the image |
480 | * ecx = width of the image |
480 | * edx = height of the image |
481 | * edx = height of the image |
481 | Returned value: |
482 | Returned value: |
482 | * function does not return value |
483 | * function does not return value |
483 | Remarks: |
484 | Remarks: |
484 | * There is no checks for correctness. The setting of too large |
485 | * There is no checks for correctness. The setting of too large |
485 | values will result that the background will contain data abroad |
486 | values will result that the background will contain data abroad |
486 | of buffer for the background image. Buffer size = 0x160000-0x10, |
487 | of buffer for the background image. Buffer size = 0x160000-0x10, |
487 | that corresponds to maximum size 800*600. (800*600*3=0x15F900) |
488 | that corresponds to maximum size 800*600. (800*600*3=0x15F900) |
488 | * For update of the screen (after completion of a series of commands |
489 | * For update of the screen (after completion of a series of commands |
489 | working with a background) call subfunction 3. |
490 | working with a background) call subfunction 3. |
490 | * There is a pair function for get size of the background image - |
491 | * There is a pair function for get size of the background image - |
491 | subfunction 1 of function 39. |
492 | subfunction 1 of function 39. |
492 | 493 | ||
493 | ====================================================================== |
494 | ====================================================================== |
494 | === Function 15, subfunction 2 - put pixel on the background image. == |
495 | === Function 15, subfunction 2 - put pixel on the background image. == |
495 | ====================================================================== |
496 | ====================================================================== |
496 | Parameters: |
497 | Parameters: |
497 | * eax = 15 - function number |
498 | * eax = 15 - function number |
498 | * ebx = 2 - subfunction number |
499 | * ebx = 2 - subfunction number |
499 | * ecx = offset |
500 | * ecx = offset |
500 | * edx = color of a pixel 0xRRGGBB |
501 | * edx = color of a pixel 0xRRGGBB |
501 | Returned value: |
502 | Returned value: |
502 | * function does not return value |
503 | * function does not return value |
503 | Remarks: |
504 | Remarks: |
504 | * Offset for a pixel with coordinates (x,y) is calculated as |
505 | * Offset for a pixel with coordinates (x,y) is calculated as |
505 | (x+y*xsize)*3. |
506 | (x+y*xsize)*3. |
506 | * If the given offset exceeds 0x160000-16 = 1.375 Mb - 16 bytes, |
507 | * If the given offset exceeds 0x160000-16 = 1.375 Mb - 16 bytes, |
507 | the call is ignored. |
508 | the call is ignored. |
508 | * For update of the screen (after completion of a series of commands |
509 | * For update of the screen (after completion of a series of commands |
509 | working with a background) call subfunction 3. |
510 | working with a background) call subfunction 3. |
510 | * There is a pair function for get pixel on the background image - |
511 | * There is a pair function for get pixel on the background image - |
511 | subfunction 2 of function 39. |
512 | subfunction 2 of function 39. |
512 | 513 | ||
513 | ====================================================================== |
514 | ====================================================================== |
514 | =========== Function 15, subfunction 3 - redraw background. ========== |
515 | =========== Function 15, subfunction 3 - redraw background. ========== |
515 | ====================================================================== |
516 | ====================================================================== |
516 | Parameters: |
517 | Parameters: |
517 | * eax = 15 - function number |
518 | * eax = 15 - function number |
518 | * ebx = 3 - subfunction number |
519 | * ebx = 3 - subfunction number |
519 | Returned value: |
520 | Returned value: |
520 | * function does not return value |
521 | * function does not return value |
521 | 522 | ||
522 | ====================================================================== |
523 | ====================================================================== |
523 | == Function 15, subfunction 4 - set drawing mode for the background. = |
524 | == Function 15, subfunction 4 - set drawing mode for the background. = |
524 | ====================================================================== |
525 | ====================================================================== |
525 | Parameters: |
526 | Parameters: |
526 | * eax = 15 - function number |
527 | * eax = 15 - function number |
527 | * ebx = 4 - subfunction number |
528 | * ebx = 4 - subfunction number |
528 | * ecx = drawing mode: |
529 | * ecx = drawing mode: |
529 | * 1 = tile |
530 | * 1 = tile |
530 | * 2 = stretch |
531 | * 2 = stretch |
531 | Returned value: |
532 | Returned value: |
532 | * function does not return value |
533 | * function does not return value |
533 | Remarks: |
534 | Remarks: |
534 | * For update of the screen (after completion of a series of commands |
535 | * For update of the screen (after completion of a series of commands |
535 | working with a background) call subfunction 3. |
536 | working with a background) call subfunction 3. |
536 | * There is a pair function for get drawing mode of the background - |
537 | * There is a pair function for get drawing mode of the background - |
537 | subfunction 4 of function 39. |
538 | subfunction 4 of function 39. |
538 | 539 | ||
539 | ====================================================================== |
540 | ====================================================================== |
540 | ===================== Function 15, subfunction 5 ===================== |
541 | ===================== Function 15, subfunction 5 ===================== |
541 | ============ Put block of pixels on the background image. ============ |
542 | ============ Put block of pixels on the background image. ============ |
542 | ====================================================================== |
543 | ====================================================================== |
543 | Parameters: |
544 | Parameters: |
544 | * eax = 15 - function number |
545 | * eax = 15 - function number |
545 | * ebx = 5 - subfunction number |
546 | * ebx = 5 - subfunction number |
546 | * ecx = pointer to the data in the format BBGGRRBBGGRR... |
547 | * ecx = pointer to the data in the format BBGGRRBBGGRR... |
547 | * edx = offset in data of the background image |
548 | * edx = offset in data of the background image |
548 | * esi = size of data in bytes = 3 * number of pixels |
549 | * esi = size of data in bytes = 3 * number of pixels |
549 | Returned value: |
550 | Returned value: |
550 | * function does not return value |
551 | * function does not return value |
551 | Remarks: |
552 | Remarks: |
552 | * If the block gets out abroad 0x160000-16 = 1.375 Mb - 16 bytes, |
553 | * If the block gets out abroad 0x160000-16 = 1.375 Mb - 16 bytes, |
553 | the call is ignored. |
554 | the call is ignored. |
554 | * Color of each pixel is stored as 3-bytes value BBGGRR. |
555 | * Color of each pixel is stored as 3-bytes value BBGGRR. |
555 | * Pixels of the background image are written sequentially |
556 | * Pixels of the background image are written sequentially |
556 | from left to right, from up to down. |
557 | from left to right, from up to down. |
557 | * Offset of pixel with coordinates (x,y) is (x+y*xsize)*3. |
558 | * Offset of pixel with coordinates (x,y) is (x+y*xsize)*3. |
558 | * For update of the screen (after completion of a series of commands |
559 | * For update of the screen (after completion of a series of commands |
559 | working with a background) call subfunction 3. |
560 | working with a background) call subfunction 3. |
560 | 561 | ||
561 | ====================================================================== |
562 | ====================================================================== |
562 | =============== Function 16 - save ramdisk on a floppy. ============== |
563 | =============== Function 16 - save ramdisk on a floppy. ============== |
563 | ====================================================================== |
564 | ====================================================================== |
564 | Parameters: |
565 | Parameters: |
565 | * eax = 16 - function number |
566 | * eax = 16 - function number |
566 | * ebx = 1 or ebx = 2 - on which floppy save |
567 | * ebx = 1 or ebx = 2 - on which floppy save |
567 | Returned value: |
568 | Returned value: |
568 | * eax = 0 - success |
569 | * eax = 0 - success |
569 | * eax = 1 - error |
570 | * eax = 1 - error |
570 | 571 | ||
571 | ====================================================================== |
572 | ====================================================================== |
572 | ======= Function 17 - get the identifier of the pressed button. ====== |
573 | ======= Function 17 - get the identifier of the pressed button. ====== |
573 | ====================================================================== |
574 | ====================================================================== |
574 | Takes away the code of the pressed button from the buffer. |
575 | Takes away the code of the pressed button from the buffer. |
575 | Parameters: |
576 | Parameters: |
576 | * eax = 17 - function number |
577 | * eax = 17 - function number |
577 | Returned value: |
578 | Returned value: |
578 | * if the buffer is empty, function returns eax=1 |
579 | * if the buffer is empty, function returns eax=1 |
579 | * if the buffer is not empty, function returns al=0, |
580 | * if the buffer is not empty, function returns al=0, |
580 | high 24 bits of eax contain button identifier (in particular, ah |
581 | high 24 bits of eax contain button identifier (in particular, ah |
581 | contains low byte of the identifier; if all buttons have |
582 | contains low byte of the identifier; if all buttons have |
582 | the identifier less than 256, ah is enough to distinguish). |
583 | the identifier less than 256, ah is enough to distinguish). |
583 | Remarks: |
584 | Remarks: |
584 | * "Buffer" keeps only one button, at pressing the new button the |
585 | * "Buffer" keeps only one button, at pressing the new button the |
585 | information about old is lost. |
586 | information about old is lost. |
586 | * The call of this function by an application with inactive window |
587 | * The call of this function by an application with inactive window |
587 | will return answer "buffer is empty". |
588 | will return answer "buffer is empty". |
588 | 589 | ||
589 | ====================================================================== |
590 | ====================================================================== |
590 | ============ Function 18, subfunction 1 - system shutdown. =========== |
591 | ============ Function 18, subfunction 1 - system shutdown. =========== |
591 | ====================================================================== |
592 | ====================================================================== |
592 | Parameters: |
593 | Parameters: |
593 | * eax = 18 - function number |
594 | * eax = 18 - function number |
594 | * ebx = 1 - subfunction number |
595 | * ebx = 1 - subfunction number |
595 | Returned value: |
596 | Returned value: |
596 | * function always return eax = 0 as tag of success |
597 | * function always return eax = 0 as tag of success |
597 | Remarks: |
598 | Remarks: |
598 | * On the last step menu of exit from the system appears and waits |
599 | * On the last step menu of exit from the system appears and waits |
599 | response of the user. |
600 | response of the user. |
600 | * See also subfunction 9, system shutdown with |
601 | * See also subfunction 9, system shutdown with |
601 | the parameter to force the choice in the exit menu. |
602 | the parameter to force the choice in the exit menu. |
602 | 603 | ||
603 | ====================================================================== |
604 | ====================================================================== |
604 | = Function 18, subfunction 2 - terminate process/thread by the slot. = |
605 | = Function 18, subfunction 2 - terminate process/thread by the slot. = |
605 | ====================================================================== |
606 | ====================================================================== |
606 | Parameters: |
607 | Parameters: |
607 | * eax = 18 - function number |
608 | * eax = 18 - function number |
608 | * ebx = 2 - subfunction number |
609 | * ebx = 2 - subfunction number |
609 | * ecx = number of the slot of process/thread |
610 | * ecx = number of the slot of process/thread |
610 | Returned value: |
611 | Returned value: |
611 | * function does not return value |
612 | * function does not return value |
612 | Remarks: |
613 | Remarks: |
613 | * It is impossible to terminate system thread OS/IDLE (with |
614 | * It is impossible to terminate system thread OS/IDLE (with |
614 | number of the slot 1), |
615 | number of the slot 1), |
615 | it is possible to terminate any normal process/thread. |
616 | it is possible to terminate any normal process/thread. |
616 | * See also subfunction 18 - terminate |
617 | * See also subfunction 18 - terminate |
617 | process/thread by the identifier. |
618 | process/thread by the identifier. |
618 | 619 | ||
619 | ====================================================================== |
620 | ====================================================================== |
620 | ===================== Function 18, subfunction 3 ===================== |
621 | ===================== Function 18, subfunction 3 ===================== |
621 | ============= Make active the window of the given thread. ============ |
622 | ============= Make active the window of the given thread. ============ |
622 | ====================================================================== |
623 | ====================================================================== |
623 | Parameters: |
624 | Parameters: |
624 | * eax = 18 - function number |
625 | * eax = 18 - function number |
625 | * ebx = 3 - subfunction number |
626 | * ebx = 3 - subfunction number |
626 | * ecx = number of the thread slot |
627 | * ecx = number of the thread slot |
627 | Returned value: |
628 | Returned value: |
628 | * function does not return value |
629 | * function does not return value |
629 | Remarks: |
630 | Remarks: |
630 | * If correct, but nonexistent slot is given, |
631 | * If correct, but nonexistent slot is given, |
631 | some window is made active. |
632 | some window is made active. |
632 | * To find out, which window is active, use subfunction 7. |
633 | * To find out, which window is active, use subfunction 7. |
633 | 634 | ||
634 | ====================================================================== |
635 | ====================================================================== |
635 | ===================== Function 18, subfunction 4 ===================== |
636 | ===================== Function 18, subfunction 4 ===================== |
636 | =========== Get counter of idle time units per one second. =========== |
637 | =========== Get counter of idle time units per one second. =========== |
637 | ====================================================================== |
638 | ====================================================================== |
638 | Idle time units are units, in which the processor stands idle |
639 | Idle time units are units, in which the processor stands idle |
639 | in waiting for interrupt (in the command 'hlt'). |
640 | in waiting for interrupt (in the command 'hlt'). |
640 | 641 | ||
641 | Parameters: |
642 | Parameters: |
642 | * eax = 18 - function number |
643 | * eax = 18 - function number |
643 | * ebx = 4 - subfunction number |
644 | * ebx = 4 - subfunction number |
644 | Returned value: |
645 | Returned value: |
645 | * eax = value of the counter of idle time units per one second |
646 | * eax = value of the counter of idle time units per one second |
646 | 647 | ||
647 | ====================================================================== |
648 | ====================================================================== |
648 | ========== Function 18, subfunction 5 - get CPU clock rate. ========== |
649 | ========== Function 18, subfunction 5 - get CPU clock rate. ========== |
649 | ====================================================================== |
650 | ====================================================================== |
650 | Parameters: |
651 | Parameters: |
651 | * eax = 18 - function number |
652 | * eax = 18 - function number |
652 | * ebx = 5 - subfunction number |
653 | * ebx = 5 - subfunction number |
653 | Returned value: |
654 | Returned value: |
654 | * eax = clock rate (modulo 2^32 clock ticks = 4GHz) |
655 | * eax = clock rate (modulo 2^32 clock ticks = 4GHz) |
655 | 656 | ||
656 | ====================================================================== |
657 | ====================================================================== |
657 | Function 18, subfunction 6 - save ramdisk to the file on hard drive. |
658 | Function 18, subfunction 6 - save ramdisk to the file on hard drive. |
658 | ====================================================================== |
659 | ====================================================================== |
659 | Parameters: |
660 | Parameters: |
660 | * eax = 18 - function number |
661 | * eax = 18 - function number |
661 | * ebx = 6 - subfunction number |
662 | * ebx = 6 - subfunction number |
662 | * ecx defines path to the file: |
663 | * ecx defines path to the file: |
663 | * 1 = in the folder "/KOLIBRI" |
664 | * 1 = in the folder "/KOLIBRI" |
664 | * 2 = in the root folder |
665 | * 2 = in the root folder |
665 | * 3 = edx points to the path (names of folders in the format 8+3, |
666 | * 3 = edx points to the path (names of folders in the format 8+3, |
666 | divided by '/') |
667 | divided by '/') |
667 | Returned value: |
668 | Returned value: |
668 | * eax = 0 - success |
669 | * eax = 0 - success |
669 | * else eax = error code of the file system |
670 | * else eax = error code of the file system |
670 | Çàìå÷àíèÿ: |
671 | Çàìå÷àíèÿ: |
671 | * Filename is fixed, "menuet.img" (global kernel variable |
672 | * Filename is fixed, "menuet.img" (global kernel variable |
672 | 'image_save' from 'preboot.inc') |
673 | 'image_save' from 'preboot.inc') |
673 | * Drive and partition are defined by subfunction 7 |
674 | * Drive and partition are defined by subfunction 7 |
674 | and subfunction 8 of function 21. |
675 | and subfunction 8 of function 21. |
675 | * All folders in the given path must exist, otherwise function |
676 | * All folders in the given path must exist, otherwise function |
676 | returns value 5, "file not found". |
677 | returns value 5, "file not found". |
677 | 678 | ||
678 | ====================================================================== |
679 | ====================================================================== |
679 | =========== Function 18, subfunction 7 - get active window. ========== |
680 | =========== Function 18, subfunction 7 - get active window. ========== |
680 | ====================================================================== |
681 | ====================================================================== |
681 | Parameters: |
682 | Parameters: |
682 | * eax = 18 - function number |
683 | * eax = 18 - function number |
683 | * ebx = 7 - subfunction number |
684 | * ebx = 7 - subfunction number |
684 | Returned value: |
685 | Returned value: |
685 | * eax = number of the active window |
686 | * eax = number of the active window |
686 | (number of the slot of the thread with active window) |
687 | (number of the slot of the thread with active window) |
687 | Remarks: |
688 | Remarks: |
688 | * Active window is at the top of the window stack and receives |
689 | * Active window is at the top of the window stack and receives |
689 | messages on all keyboard input. |
690 | messages on all keyboard input. |
690 | * To make a window active, use subfunction 3. |
691 | * To make a window active, use subfunction 3. |
691 | 692 | ||
692 | ====================================================================== |
693 | ====================================================================== |
693 | == Function 18, subfunction 8 - disable/enable the internal speaker. = |
694 | == Function 18, subfunction 8 - disable/enable the internal speaker. = |
694 | ====================================================================== |
695 | ====================================================================== |
695 | If speaker sound is disabled, all calls to subfunction 55 of |
696 | If speaker sound is disabled, all calls to subfunction 55 of |
696 | function 55 are ignored. If speaker sound is enabled, |
697 | function 55 are ignored. If speaker sound is enabled, |
697 | they are routed on builtin speaker. |
698 | they are routed on builtin speaker. |
698 | 699 | ||
699 | ------------------- Subsubfunction 1 - get status. ------------------- |
700 | ------------------- Subsubfunction 1 - get status. ------------------- |
700 | Parameters: |
701 | Parameters: |
701 | * eax = 18 - function number |
702 | * eax = 18 - function number |
702 | * ebx = 8 - subfunction number |
703 | * ebx = 8 - subfunction number |
703 | * ecx = 1 - number of the subsubfunction |
704 | * ecx = 1 - number of the subsubfunction |
704 | Returned value: |
705 | Returned value: |
705 | * eax = 0 - speaker sound is enabled; 1 - disabled |
706 | * eax = 0 - speaker sound is enabled; 1 - disabled |
706 | 707 | ||
707 | ----------------- Subsubfunction 2 - toggle status. ------------------ |
708 | ----------------- Subsubfunction 2 - toggle status. ------------------ |
708 | Toggles states of disable/enable. |
709 | Toggles states of disable/enable. |
709 | Parameters: |
710 | Parameters: |
710 | * eax = 18 - function number |
711 | * eax = 18 - function number |
711 | * ebx = 8 - subfunction number |
712 | * ebx = 8 - subfunction number |
712 | * ecx = 2 - number of the subsubfunction |
713 | * ecx = 2 - number of the subsubfunction |
713 | Returned value: |
714 | Returned value: |
714 | * function does not return value |
715 | * function does not return value |
715 | 716 | ||
716 | ====================================================================== |
717 | ====================================================================== |
717 | == Function 18, subfunction 9 - system shutdown with the parameter. == |
718 | == Function 18, subfunction 9 - system shutdown with the parameter. == |
718 | ====================================================================== |
719 | ====================================================================== |
719 | Parameters: |
720 | Parameters: |
720 | * eax = 18 - function number |
721 | * eax = 18 - function number |
721 | * ebx = 9 - subfunction number |
722 | * ebx = 9 - subfunction number |
722 | * ecx = parameter: |
723 | * ecx = parameter: |
723 | * 1 = on the last step of shutdown save ramdisk on a floppy and |
724 | * 1 = on the last step of shutdown save ramdisk on a floppy and |
724 | then show the exit menu and request further operations |
725 | then show the exit menu and request further operations |
725 | from the user |
726 | from the user |
726 | * 2 = turn off computer |
727 | * 2 = turn off computer |
727 | * 3 = reboot computer |
728 | * 3 = reboot computer |
728 | * 4 = restart the kernel from the file 'kernel.mnt' on ramdisk |
729 | * 4 = restart the kernel from the file 'kernel.mnt' on ramdisk |
729 | Returned value: |
730 | Returned value: |
730 | * at incorrect ecx the registers do not change (i.e. eax=18) |
731 | * at incorrect ecx the registers do not change (i.e. eax=18) |
731 | * by correct call function always returns eax=0 |
732 | * by correct call function always returns eax=0 |
732 | as the tag of success |
733 | as the tag of success |
733 | Remarks: |
734 | Remarks: |
734 | * Do not rely on returned value by incorrect call, it can be |
735 | * Do not rely on returned value by incorrect call, it can be |
735 | changed in future versions of the kernel. |
736 | changed in future versions of the kernel. |
736 | * It is possible to use subfunction 1, that on the last step |
737 | * It is possible to use subfunction 1, that on the last step |
737 | the user makes choice himself. |
738 | the user makes choice himself. |
738 | * It is not recommended to use value ecx=1 (to not irritate the user |
739 | * It is not recommended to use value ecx=1 (to not irritate the user |
739 | with excessive questions); to save ramdisk on a floppy use |
740 | with excessive questions); to save ramdisk on a floppy use |
740 | function 16 (which admits specification, on which floppy to |
741 | function 16 (which admits specification, on which floppy to |
741 | write), and to shutdown with the exit menu use already mentioned |
742 | write), and to shutdown with the exit menu use already mentioned |
742 | subfunction 1. |
743 | subfunction 1. |
743 | 744 | ||
744 | ====================================================================== |
745 | ====================================================================== |
745 | ===== Function 18, subfunction 10 - minimize application window. ===== |
746 | ===== Function 18, subfunction 10 - minimize application window. ===== |
746 | ====================================================================== |
747 | ====================================================================== |
747 | Minimizes the own window. |
748 | Minimizes the own window. |
748 | Parameters: |
749 | Parameters: |
749 | * eax = 18 - function number |
750 | * eax = 18 - function number |
750 | * ebx = 10 - subfunction number |
751 | * ebx = 10 - subfunction number |
751 | Returned value: |
752 | Returned value: |
752 | * function does not return value |
753 | * function does not return value |
753 | Remarks: |
754 | Remarks: |
754 | * The minimized window from the point of view of function 9 |
755 | * The minimized window from the point of view of function 9 |
755 | keeps position and sizes. |
756 | keeps position and sizes. |
756 | * Restoring of an application window occurs at its activation by |
757 | * Restoring of an application window occurs at its activation by |
757 | subfunction 3. |
758 | subfunction 3. |
758 | * Usually there is no necessity to minimize/restire a window |
759 | * Usually there is no necessity to minimize/restire a window |
759 | obviously: minimization of a window is carried out by the system |
760 | obviously: minimization of a window is carried out by the system |
760 | at pressing the minimization button (for skinned windows |
761 | at pressing the minimization button (for skinned windows |
761 | it is defined automatically by function 0, |
762 | it is defined automatically by function 0, |
762 | for other windows it can be defined manually by function 8), |
763 | for other windows it can be defined manually by function 8), |
763 | restore of a window is done by the application '@panel'. |
764 | restore of a window is done by the application '@panel'. |
764 | 765 | ||
765 | ====================================================================== |
766 | ====================================================================== |
766 | Function 18, subfunction 11 - get information on the disk subsystem. |
767 | Function 18, subfunction 11 - get information on the disk subsystem. |
767 | ====================================================================== |
768 | ====================================================================== |
768 | Parameters: |
769 | Parameters: |
769 | * eax = 18 - function number |
770 | * eax = 18 - function number |
770 | * ebx = 11 - subfunction number |
771 | * ebx = 11 - subfunction number |
771 | * ecx = type of the table: |
772 | * ecx = type of the table: |
772 | * 1 = short version, 10 bytes |
773 | * 1 = short version, 10 bytes |
773 | * 2 = full version, 65536 bytes |
774 | * 2 = full version, 65536 bytes |
774 | * edx = pointer to the buffer (in the application) for the table |
775 | * edx = pointer to the buffer (in the application) for the table |
775 | Returned value: |
776 | Returned value: |
776 | * function does not return value |
777 | * function does not return value |
777 | Format of the table: short version: |
778 | Format of the table: short version: |
778 | * +0: byte: information about FDD's (drives for floppies), |
779 | * +0: byte: information about FDD's (drives for floppies), |
779 | AAAABBBB, where AAAA gives type of the first drive, BBBB - |
780 | AAAABBBB, where AAAA gives type of the first drive, BBBB - |
780 | of the second regarding to the following list: |
781 | of the second regarding to the following list: |
781 | * 0 = there is no drive |
782 | * 0 = there is no drive |
782 | * 1 = 360Kb, 5.25'' |
783 | * 1 = 360Kb, 5.25'' |
783 | * 2 = 1.2Mb, 5.25'' |
784 | * 2 = 1.2Mb, 5.25'' |
784 | * 3 = 720Kb, 3.5'' |
785 | * 3 = 720Kb, 3.5'' |
785 | * 4 = 1.44Mb, 3.5'' |
786 | * 4 = 1.44Mb, 3.5'' |
786 | * 5 = 2.88Mb, 3.5'' (such drives are not used anymore) |
787 | * 5 = 2.88Mb, 3.5'' (such drives are not used anymore) |
787 | For example, for the standard configuration from one 1.44-drive |
788 | For example, for the standard configuration from one 1.44-drive |
788 | here will be 40h, and for the case 1.2Mb on A: and 1.44Mb on B: |
789 | here will be 40h, and for the case 1.2Mb on A: and 1.44Mb on B: |
789 | the value is 24h. |
790 | the value is 24h. |
790 | * +1: byte: information about hard disks and CD-drives, AABBCCDD, |
791 | * +1: byte: information about hard disks and CD-drives, AABBCCDD, |
791 | where AA corresponds to the controller IDE0, ..., DD - IDE3: |
792 | where AA corresponds to the controller IDE0, ..., DD - IDE3: |
792 | * 0 = device is absent |
793 | * 0 = device is absent |
793 | * 1 = hard drive |
794 | * 1 = hard drive |
794 | * 2 = CD-drive |
795 | * 2 = CD-drive |
795 | For example, in the case HD on IDE0 and CD on IDE2 |
796 | For example, in the case HD on IDE0 and CD on IDE2 |
796 | this field contains 48h. |
797 | this field contains 48h. |
797 | * +2: 4 db: number of the retrieved partitions on hard disks |
798 | * +2: 4 db: number of the retrieved partitions on hard disks |
798 | at accordingly IDE0,...,IDE3. |
799 | at accordingly IDE0,...,IDE3. |
799 | If the hard disk on IDEx is absent, appropriate byte is zero, |
800 | If the hard disk on IDEx is absent, appropriate byte is zero, |
800 | otherwise it shows number of the recognized partitions, which |
801 | otherwise it shows number of the recognized partitions, which |
801 | can be not presented (if the drive is not formatted or if |
802 | can be not presented (if the drive is not formatted or if |
802 | the file system is not supported). Current version of the kernel |
803 | the file system is not supported). Current version of the kernel |
803 | supports only FAT16 and FAT32 for hard disks. |
804 | supports only FAT16 and FAT32 for hard disks. |
804 | * +6: 4 db: reserved |
805 | * +6: 4 db: reserved |
805 | Format of the table: full version: |
806 | Format of the table: full version: |
806 | * +0: 10 db: same as for the short version |
807 | * +0: 10 db: same as for the short version |
807 | * +10: 100 db: data for the first partition |
808 | * +10: 100 db: data for the first partition |
808 | * +110: 100 db: data for the second partition |
809 | * +110: 100 db: data for the second partition |
809 | * ... |
810 | * ... |
810 | * +10+100*(n-1): 100 db: data for the last partition |
811 | * +10+100*(n-1): 100 db: data for the last partition |
811 | The partitions are located as follows: at first sequentially all |
812 | The partitions are located as follows: at first sequentially all |
812 | recoginzed partitions on HD on IDE0 (if present), |
813 | recoginzed partitions on HD on IDE0 (if present), |
813 | then on HD on IDE1 (if present) and so on up to IDE3. |
814 | then on HD on IDE1 (if present) and so on up to IDE3. |
814 | Format of the information about partition |
815 | Format of the information about partition |
815 | (at moment only FAT is supported): |
816 | (at moment only FAT is supported): |
816 | * +0: dword: first physical sector of the partition |
817 | * +0: dword: first physical sector of the partition |
817 | * +4: dword: last physical sector of the partition |
818 | * +4: dword: last physical sector of the partition |
818 | (belongs to the partition) |
819 | (belongs to the partition) |
819 | * +8: dword: sectors per one copy of FAT |
820 | * +8: dword: sectors per one copy of FAT |
820 | * +12 = +0xC: dword: number of copies of FAT |
821 | * +12 = +0xC: dword: number of copies of FAT |
821 | * +16 = +0x10: dword: number of sectors per cluster |
822 | * +16 = +0x10: dword: number of sectors per cluster |
822 | * +20 = +0x14: dword: bytes per sector; |
823 | * +20 = +0x14: dword: bytes per sector; |
823 | current implementation expects 0x200 = 512 in this field |
824 | current implementation expects 0x200 = 512 in this field |
824 | * +24 = +0x18: dword: first root cluster in FAT32, 0 for FAT16 |
825 | * +24 = +0x18: dword: first root cluster in FAT32, 0 for FAT16 |
825 | * +28 = +0x1C: dword: first physical sector of FAT |
826 | * +28 = +0x1C: dword: first physical sector of FAT |
826 | * +32 = +0x20: dword: first physical root sector for FAT16, |
827 | * +32 = +0x20: dword: first physical root sector for FAT16, |
827 | ignored for FAT32 |
828 | ignored for FAT32 |
828 | * +36 = +0x24: dword: number of root sectors for FAT16, |
829 | * +36 = +0x24: dword: number of root sectors for FAT16, |
829 | 0 for FAT32 |
830 | 0 for FAT32 |
830 | * +40 = +0x28: dword: physical sector of the beginning of |
831 | * +40 = +0x28: dword: physical sector of the beginning of |
831 | the data area |
832 | the data area |
832 | * +44 = +0x2C: dword: maximum number of a cluster |
833 | * +44 = +0x2C: dword: maximum number of a cluster |
833 | * +48 = +0x30: dword: physical sector of the information |
834 | * +48 = +0x30: dword: physical sector of the information |
834 | about the file system for FAT32, ignored for FAT16 |
835 | about the file system for FAT32, ignored for FAT16 |
835 | * +52 = +0x34: dword: value used as boundary for special |
836 | * +52 = +0x34: dword: value used as boundary for special |
836 | values in FAT |
837 | values in FAT |
837 | * +56 = +0x38: dword: value used for bad clusters in FAT |
838 | * +56 = +0x38: dword: value used for bad clusters in FAT |
838 | * +60 = +0x3C: dword: value used as the end marker for FAT chain |
839 | * +60 = +0x3C: dword: value used as the end marker for FAT chain |
839 | * +64 = +0x40: dword: mask for FAT items |
840 | * +64 = +0x40: dword: mask for FAT items |
840 | * +68 = +0x44: byte: file system type: 16 èëè 32 |
841 | * +68 = +0x44: byte: file system type: 16 èëè 32 |
841 | * +69 = +0x45: 31 db: reserved |
842 | * +69 = +0x45: 31 db: reserved |
842 | Remarks: |
843 | Remarks: |
843 | * The short table can be used for obtaining the information about |
844 | * The short table can be used for obtaining the information about |
844 | available devices. |
845 | available devices. |
845 | * First two fields in the information about partition |
846 | * First two fields in the information about partition |
846 | gives the parameters of partition, other - parameters of |
847 | gives the parameters of partition, other - parameters of |
847 | FAT file system. For other file systems (when they will be |
848 | FAT file system. For other file systems (when they will be |
848 | supported) specific for file system information will be, of |
849 | supported) specific for file system information will be, of |
849 | course, another, but first two fields will have the same sense. |
850 | course, another, but first two fields will have the same sense. |
850 | 851 | ||
851 | ====================================================================== |
852 | ====================================================================== |
852 | ========== Function 18, subfunction 13 - get kernel version. ========= |
853 | ========== Function 18, subfunction 13 - get kernel version. ========= |
853 | ====================================================================== |
854 | ====================================================================== |
854 | Parameters: |
855 | Parameters: |
855 | * eax = 18 - function number |
856 | * eax = 18 - function number |
856 | * ebx = 13 - subfunction number |
857 | * ebx = 13 - subfunction number |
857 | * ecx = pointer to the buffer (not less than 16 bytes), where |
858 | * ecx = pointer to the buffer (not less than 16 bytes), where |
858 | the information will be placed |
859 | the information will be placed |
859 | Returned value: |
860 | Returned value: |
860 | * function does not return value |
861 | * function does not return value |
861 | Structure of the buffer: |
862 | Structure of the buffer: |
862 | db a,b,c,d for version a.b.c.d |
863 | db a,b,c,d for version a.b.c.d |
863 | db UID_xxx: one of UID_NONE=0, UID_MENUET=1, UID_KOLIBRI=2 |
864 | db UID_xxx: one of UID_NONE=0, UID_MENUET=1, UID_KOLIBRI=2 |
864 | db 'name',0 - ASCIIZ-string with the name |
865 | db 'name',0 - ASCIIZ-string with the name |
865 | For Kolibri 0.5.8.1 kernel: |
866 | For Kolibri 0.5.8.1 kernel: |
866 | db 0,5,8,1 |
867 | db 0,5,8,1 |
867 | db 2 |
868 | db 2 |
868 | db 'Kolibri',0 |
869 | db 'Kolibri',0 |
869 | 870 | ||
870 | ====================================================================== |
871 | ====================================================================== |
871 | ======= Function 18, subfunction 14 - wait for screen retrace. ======= |
872 | ======= Function 18, subfunction 14 - wait for screen retrace. ======= |
872 | ====================================================================== |
873 | ====================================================================== |
873 | Waits for the beginning of retrace of the scanning ray of the screen |
874 | Waits for the beginning of retrace of the scanning ray of the screen |
874 | monitor. |
875 | monitor. |
875 | Parameters: |
876 | Parameters: |
876 | * eax = 18 - function number |
877 | * eax = 18 - function number |
877 | * ebx = 14 - subfunction number |
878 | * ebx = 14 - subfunction number |
878 | Returned value: |
879 | Returned value: |
879 | * eax = 0 as the tag of success |
880 | * eax = 0 as the tag of success |
880 | Remarks: |
881 | Remarks: |
881 | * Function is intended only for active high-efficiency graphics |
882 | * Function is intended only for active high-efficiency graphics |
882 | applications; is used for smooth output of a graphics. |
883 | applications; is used for smooth output of a graphics. |
883 | 884 | ||
884 | ====================================================================== |
885 | ====================================================================== |
885 | == Function 18, subfunction 15 - center mouse cursor on the screen. == |
886 | == Function 18, subfunction 15 - center mouse cursor on the screen. == |
886 | ====================================================================== |
887 | ====================================================================== |
887 | Parameters: |
888 | Parameters: |
888 | * eax = 18 - function number |
889 | * eax = 18 - function number |
889 | * ebx = 15 - subfunction number |
890 | * ebx = 15 - subfunction number |
890 | Returned value: |
891 | Returned value: |
891 | * eax = 0 as the tag of success |
892 | * eax = 0 as the tag of success |
892 | 893 | ||
893 | ====================================================================== |
894 | ====================================================================== |
894 | ========= Function 18, subfunction 16 - get size of free RAM. ======== |
895 | ========= Function 18, subfunction 16 - get size of free RAM. ======== |
895 | ====================================================================== |
896 | ====================================================================== |
896 | Parameters: |
897 | Parameters: |
897 | * eax = 18 - function number |
898 | * eax = 18 - function number |
898 | * ebx = 16 - subfunction number |
899 | * ebx = 16 - subfunction number |
899 | Returned value: |
900 | Returned value: |
900 | * eax = size of free memory in kilobytes |
901 | * eax = size of free memory in kilobytes |
901 | 902 | ||
902 | ====================================================================== |
903 | ====================================================================== |
903 | ======== Function 18, subfunction 17 - get full amount of RAM. ======= |
904 | ======== Function 18, subfunction 17 - get full amount of RAM. ======= |
904 | ====================================================================== |
905 | ====================================================================== |
905 | Parameters: |
906 | Parameters: |
906 | * eax = 18 - function number |
907 | * eax = 18 - function number |
907 | * ebx = 17 - subfunction number |
908 | * ebx = 17 - subfunction number |
908 | Returned value: |
909 | Returned value: |
909 | * eax = total size of existing memory in kilobytes |
910 | * eax = total size of existing memory in kilobytes |
910 | 911 | ||
911 | ====================================================================== |
912 | ====================================================================== |
912 | ===================== Function 18, subfunction 18 ==================== |
913 | ===================== Function 18, subfunction 18 ==================== |
913 | ============= Terminate process/thread by the identifier. ============ |
914 | ============= Terminate process/thread by the identifier. ============ |
914 | ====================================================================== |
915 | ====================================================================== |
915 | Parameters: |
916 | Parameters: |
916 | * eax = 18 - function number |
917 | * eax = 18 - function number |
917 | * ebx = 18 - subfunction number |
918 | * ebx = 18 - subfunction number |
918 | * ecx = identifer of process/thread (PID/TID) |
919 | * ecx = identifer of process/thread (PID/TID) |
919 | Returned value: |
920 | Returned value: |
920 | * eax = 0 - success |
921 | * eax = 0 - success |
921 | * eax = -1 - error (process is not found or is system) |
922 | * eax = -1 - error (process is not found or is system) |
922 | Remarks: |
923 | Remarks: |
923 | * It is impossible to terminate system thread OS/IDLE (identifier |
924 | * It is impossible to terminate system thread OS/IDLE (identifier |
924 | 1), it is possible to terminate any normal process/thread. |
925 | 1), it is possible to terminate any normal process/thread. |
925 | * See also subfunction 2 - terminate |
926 | * See also subfunction 2 - terminate |
926 | process/thread by given slot. |
927 | process/thread by given slot. |
927 | 928 | ||
928 | ====================================================================== |
929 | ====================================================================== |
929 | ======== Function 18, subfunction 19 - get/set mouse features. ======= |
930 | ======== Function 18, subfunction 19 - get/set mouse features. ======= |
930 | ====================================================================== |
931 | ====================================================================== |
931 | 932 | ||
932 | ---------------- Subsubfunction 0 - get mouse speed. ----------------- |
933 | ---------------- Subsubfunction 0 - get mouse speed. ----------------- |
933 | Parameters: |
934 | Parameters: |
934 | * eax = 18 - function number |
935 | * eax = 18 - function number |
935 | * ebx = 19 - subfunction number |
936 | * ebx = 19 - subfunction number |
936 | * ecx = 0 - subsubfunction number |
937 | * ecx = 0 - subsubfunction number |
937 | Returned value: |
938 | Returned value: |
938 | * eax = current mouse speed |
939 | * eax = current mouse speed |
939 | 940 | ||
940 | ---------------- Subsubfunction 1 - set mouse speed. ----------------- |
941 | ---------------- Subsubfunction 1 - set mouse speed. ----------------- |
941 | Parameters: |
942 | Parameters: |
942 | * eax = 18 - function number |
943 | * eax = 18 - function number |
943 | * ebx = 19 - subfunction number |
944 | * ebx = 19 - subfunction number |
944 | * ecx = 1 - subsubfunction number |
945 | * ecx = 1 - subsubfunction number |
945 | * edx = new value for speed |
946 | * edx = new value for speed |
946 | Returned value: |
947 | Returned value: |
947 | * function does not return value |
948 | * function does not return value |
948 | 949 | ||
949 | ---------------- Subsubfunction 2 - get mouse delay. ----------------- |
950 | ---------------- Subsubfunction 2 - get mouse delay. ----------------- |
950 | Parameters: |
951 | Parameters: |
951 | * eax = 18 - function number |
952 | * eax = 18 - function number |
952 | * ebx = 19 - subfunction number |
953 | * ebx = 19 - subfunction number |
953 | * ecx = 2 - subsubfunction number |
954 | * ecx = 2 - subsubfunction number |
954 | Returned value: |
955 | Returned value: |
955 | * eax = current mouse delay |
956 | * eax = current mouse delay |
956 | 957 | ||
957 | ---------------- Subsubfunction 3 - set mouse delay. ----------------- |
958 | ---------------- Subsubfunction 3 - set mouse delay. ----------------- |
958 | Parameters: |
959 | Parameters: |
959 | * eax = 18 - function number |
960 | * eax = 18 - function number |
960 | * ebx = 19 - subfunction number |
961 | * ebx = 19 - subfunction number |
961 | * ecx = 3 - subsubfunction number |
962 | * ecx = 3 - subsubfunction number |
962 | * edx = new value for mouse delay |
963 | * edx = new value for mouse delay |
963 | Returned value: |
964 | Returned value: |
964 | * function does not return value |
965 | * function does not return value |
965 | 966 | ||
966 | ----------- Subsubfunction 4 - set mouse pointer position. ----------- |
967 | ----------- Subsubfunction 4 - set mouse pointer position. ----------- |
967 | Parameters: |
968 | Parameters: |
968 | * eax = 18 - function number |
969 | * eax = 18 - function number |
969 | * ebx = 19 - subfunction number |
970 | * ebx = 19 - subfunction number |
970 | * ecx = 4 - subsubfunction number |
971 | * ecx = 4 - subsubfunction number |
971 | * edx = [coordinate on axis x]*65536 + [coordinate on axis y] |
972 | * edx = [coordinate on axis x]*65536 + [coordinate on axis y] |
972 | Returned value: |
973 | Returned value: |
973 | * function does not return value |
974 | * function does not return value |
974 | Remarks: |
975 | Remarks: |
975 | * It is recommended to set speed of the mouse (in subsubfunction 1) |
976 | * It is recommended to set speed of the mouse (in subsubfunction 1) |
976 | from 1 up to 9. The installed value is not inspected by the kernel |
977 | from 1 up to 9. The installed value is not inspected by the kernel |
977 | code, so set it carefully, at incorrect value the cursor |
978 | code, so set it carefully, at incorrect value the cursor |
978 | can "freeze". Speed of the mouse can be regulated through the |
979 | can "freeze". Speed of the mouse can be regulated through the |
979 | application SETUP. |
980 | application SETUP. |
980 | * Recommended delay of the mouse (in subsubfunction 3) = 10. Lower |
981 | * Recommended delay of the mouse (in subsubfunction 3) = 10. Lower |
981 | value is not handled by COM mice. At the very large values the |
982 | value is not handled by COM mice. At the very large values the |
982 | movement of the mouse on 1 pixel is impossible and the cursor will |
983 | movement of the mouse on 1 pixel is impossible and the cursor will |
983 | jump on the value of installed speed (subsubfunction 1). The |
984 | jump on the value of installed speed (subsubfunction 1). The |
984 | installed value is not inspected by the kernel code. |
985 | installed value is not inspected by the kernel code. |
985 | Mouse delay can be regulated through the application SETUP. |
986 | Mouse delay can be regulated through the application SETUP. |
986 | * The subsubfunction 4 does not check the passed value. Before |
987 | * The subsubfunction 4 does not check the passed value. Before |
987 | its call find out current screen resolution (with function 14) |
988 | its call find out current screen resolution (with function 14) |
988 | and check that the value of position is inside the limits of the |
989 | and check that the value of position is inside the limits of the |
989 | screen. |
990 | screen. |
990 | 991 | ||
991 | ====================================================================== |
992 | ====================================================================== |
992 | ============ Function 19 - start application from ramdisk. =========== |
993 | ============ Function 19 - start application from ramdisk. =========== |
993 | ====================================================================== |
994 | ====================================================================== |
994 | Parameters: |
995 | Parameters: |
995 | * eax = 19 - function number |
996 | * eax = 19 - function number |
996 | * ebx = pointer to the application name in format similar |
997 | * ebx = pointer to the application name in format similar |
997 | to function 6 |
998 | to function 6 |
998 | * ecx = 0 or ecx = pointer to command line parameters |
999 | * ecx = 0 or ecx = pointer to command line parameters |
999 | Returned value: |
1000 | Returned value: |
1000 | * If eax > 0, then eax contains PID of the created process |
1001 | * If eax > 0, then eax contains PID of the created process |
1001 | * If eax < 0, then -eax - file system error code |
1002 | * If eax < 0, then -eax - file system error code |
1002 | Remarks: |
1003 | Remarks: |
1003 | * This function is obsolete; use subfunction 7 of function 70. |
1004 | * This function is obsolete; use subfunction 7 of function 70. |
1004 | * Command line must be terminated by the character with the code 0 |
1005 | * Command line must be terminated by the character with the code 0 |
1005 | (ASCIIZ-string); function takes into account either all characters |
1006 | (ASCIIZ-string); function takes into account either all characters |
1006 | up to terminating zero inclusively or first 256 character |
1007 | up to terminating zero inclusively or first 256 character |
1007 | regarding what is less. |
1008 | regarding what is less. |
1008 | 1009 | ||
1009 | ====================================================================== |
1010 | ====================================================================== |
1010 | ==================== Function 20 - MIDI interface. =================== |
1011 | ==================== Function 20 - MIDI interface. =================== |
1011 | ====================================================================== |
1012 | ====================================================================== |
1012 | 1013 | ||
1013 | ----------------------- Subfunction 1 - reset ------------------------ |
1014 | ----------------------- Subfunction 1 - reset ------------------------ |
1014 | Parameters: |
1015 | Parameters: |
1015 | * eax = 20 - function number |
1016 | * eax = 20 - function number |
1016 | * ebx = 1 - subfunction number |
1017 | * ebx = 1 - subfunction number |
1017 | 1018 | ||
1018 | -------------------- Subfunction 2 - output byte --------------------- |
1019 | -------------------- Subfunction 2 - output byte --------------------- |
1019 | Parameters: |
1020 | Parameters: |
1020 | * eax = 20 - function number |
1021 | * eax = 20 - function number |
1021 | * ebx = 2 - subfunction number |
1022 | * ebx = 2 - subfunction number |
1022 | * cl = byte for output |
1023 | * cl = byte for output |
1023 | Returned value (is the same for both subfunctions): |
1024 | Returned value (is the same for both subfunctions): |
1024 | * eax = 0 - success |
1025 | * eax = 0 - success |
1025 | * eax = 1 - base port is not defined |
1026 | * eax = 1 - base port is not defined |
1026 | Remarks: |
1027 | Remarks: |
1027 | * Previously the base port must be defined by |
1028 | * Previously the base port must be defined by |
1028 | subfunction 1 of function 21. |
1029 | subfunction 1 of function 21. |
1029 | 1030 | ||
1030 | ====================================================================== |
1031 | ====================================================================== |
1031 | ======== Function 21, subfunction 1 - set MPU MIDI base port. ======== |
1032 | ======== Function 21, subfunction 1 - set MPU MIDI base port. ======== |
1032 | ====================================================================== |
1033 | ====================================================================== |
1033 | Parameters: |
1034 | Parameters: |
1034 | * eax = 21 - function number |
1035 | * eax = 21 - function number |
1035 | * ebx = 1 - subfunction number |
1036 | * ebx = 1 - subfunction number |
1036 | * ecx = number of base port |
1037 | * ecx = number of base port |
1037 | Returned value |
1038 | Returned value |
1038 | * eax = 0 - success |
1039 | * eax = 0 - success |
1039 | * eax = -1 - erratic number of a port |
1040 | * eax = -1 - erratic number of a port |
1040 | Remarks: |
1041 | Remarks: |
1041 | * Number of a port must satisfy to conditions 0x100<=ecx<=0xFFFF. |
1042 | * Number of a port must satisfy to conditions 0x100<=ecx<=0xFFFF. |
1042 | * The installation of base is necessary for function 20. |
1043 | * The installation of base is necessary for function 20. |
1043 | * To get base port use subfunction 1 of function 26. |
1044 | * To get base port use subfunction 1 of function 26. |
1044 | 1045 | ||
1045 | ====================================================================== |
1046 | ====================================================================== |
1046 | ========== Function 21, subfunction 2 - set keyboard layout. ========= |
1047 | ========== Function 21, subfunction 2 - set keyboard layout. ========= |
1047 | ====================================================================== |
1048 | ====================================================================== |
1048 | Keyboard layout is used to convert keyboard scancodes to ASCII-codes, |
1049 | Keyboard layout is used to convert keyboard scancodes to ASCII-codes, |
1049 | which will be read by function 2. |
1050 | which will be read by function 2. |
1050 | Parameters: |
1051 | Parameters: |
1051 | * eax = 21 - function number |
1052 | * eax = 21 - function number |
1052 | * ebx = 2 - subfunction number |
1053 | * ebx = 2 - subfunction number |
1053 | * ecx = which layout to set: |
1054 | * ecx = which layout to set: |
1054 | * 1 = normal layout |
1055 | * 1 = normal layout |
1055 | * 2 = layout at pressed Shift |
1056 | * 2 = layout at pressed Shift |
1056 | * 3 = layout at pressed Alt |
1057 | * 3 = layout at pressed Alt |
1057 | * edx = pointer to layout - table of length 128 bytes |
1058 | * edx = pointer to layout - table of length 128 bytes |
1058 | Or: |
1059 | Or: |
1059 | * ecx = 9 |
1060 | * ecx = 9 |
1060 | * dx = country identifier (1=eng, 2=fi, 3=ger, 4=rus) |
1061 | * dx = country identifier (1=eng, 2=fi, 3=ger, 4=rus) |
1061 | Returned value: |
1062 | Returned value: |
1062 | * eax = 0 - success |
1063 | * eax = 0 - success |
1063 | * eax = 1 - incorrect parameter |
1064 | * eax = 1 - incorrect parameter |
1064 | Remarks: |
1065 | Remarks: |
1065 | * If Alt is pressed, the layout with Alt is used; |
1066 | * If Alt is pressed, the layout with Alt is used; |
1066 | if Alt is not pressed, but Shift is pressed, |
1067 | if Alt is not pressed, but Shift is pressed, |
1067 | the layout with Shift is used; |
1068 | the layout with Shift is used; |
1068 | if Alt and Shift are not pressed, but Ctrl is pressed, the normal |
1069 | if Alt and Shift are not pressed, but Ctrl is pressed, the normal |
1069 | layout is used and then from the code is subtracted 0x60; |
1070 | layout is used and then from the code is subtracted 0x60; |
1070 | if no control key is pressed, the normal layout is used. |
1071 | if no control key is pressed, the normal layout is used. |
1071 | * To get layout and country identifier use |
1072 | * To get layout and country identifier use |
1072 | subfunction 2 of function 26. |
1073 | subfunction 2 of function 26. |
1073 | * Country identifier is global system variable, which is not used |
1074 | * Country identifier is global system variable, which is not used |
1074 | by the kernel itself; however the application '@panel' displays |
1075 | by the kernel itself; however the application '@panel' displays |
1075 | the corresponding icon. |
1076 | the corresponding icon. |
1076 | * The application @panel switches layouts on user request. |
1077 | * The application @panel switches layouts on user request. |
1077 | 1078 | ||
1078 | ====================================================================== |
1079 | ====================================================================== |
1079 | ============== Function 21, subfunction 3 - set CD base. ============= |
1080 | ============== Function 21, subfunction 3 - set CD base. ============= |
1080 | ====================================================================== |
1081 | ====================================================================== |
1081 | Parameters: |
1082 | Parameters: |
1082 | * eax = 21 - function number |
1083 | * eax = 21 - function number |
1083 | * ebx = 3 - subfunction number |
1084 | * ebx = 3 - subfunction number |
1084 | * ecx = CD base: 1=IDE0, 2=IDE1, 3=IDE2, 4=IDE3 |
1085 | * ecx = CD base: 1=IDE0, 2=IDE1, 3=IDE2, 4=IDE3 |
1085 | Returned value: |
1086 | Returned value: |
1086 | * eax = 0 |
1087 | * eax = 0 |
1087 | Remarks: |
1088 | Remarks: |
1088 | * CD base is used by function 24. |
1089 | * CD base is used by function 24. |
1089 | * To get CD base use subfunction 3 of function 26. |
1090 | * To get CD base use subfunction 3 of function 26. |
1090 | 1091 | ||
1091 | ====================================================================== |
1092 | ====================================================================== |
1092 | ====== Function 21, subfunction 4 - set Sound Blaster base port. ===== |
1093 | ====== Function 21, subfunction 4 - set Sound Blaster base port. ===== |
1093 | ====================================================================== |
1094 | ====================================================================== |
1094 | Parameters: |
1095 | Parameters: |
1095 | * eax = 21 - function number |
1096 | * eax = 21 - function number |
1096 | * ebx = 4 - subfunction number |
1097 | * ebx = 4 - subfunction number |
1097 | * ecx = number of the base port |
1098 | * ecx = number of the base port |
1098 | Returned value: |
1099 | Returned value: |
1099 | * eax = 0 - success |
1100 | * eax = 0 - success |
1100 | * eax = -1 - erratic port number |
1101 | * eax = -1 - erratic port number |
1101 | Remarks: |
1102 | Remarks: |
1102 | * Number of the port must satisfy to conditions 0x100<=ecx<=0xFFFF. |
1103 | * Number of the port must satisfy to conditions 0x100<=ecx<=0xFFFF. |
1103 | * The installation of the base is necessary for |
1104 | * The installation of the base is necessary for |
1104 | functions 25, 28, 55. |
1105 | functions 25, 28, 55. |
1105 | * To get base port use subfunction 4 of function 26. |
1106 | * To get base port use subfunction 4 of function 26. |
1106 | 1107 | ||
1107 | ====================================================================== |
1108 | ====================================================================== |
1108 | ========== Function 21, subfunction 5 - set system language. ========= |
1109 | ========== Function 21, subfunction 5 - set system language. ========= |
1109 | ====================================================================== |
1110 | ====================================================================== |
1110 | Parameters: |
1111 | Parameters: |
1111 | * eax = 21 - function number |
1112 | * eax = 21 - function number |
1112 | * ebx = 5 - subfunction number |
1113 | * ebx = 5 - subfunction number |
1113 | * ecx = system language (1=eng, 2=fi, 3=ger, 4=rus) |
1114 | * ecx = system language (1=eng, 2=fi, 3=ger, 4=rus) |
1114 | Returned value: |
1115 | Returned value: |
1115 | * eax = 0 |
1116 | * eax = 0 |
1116 | Remarks: |
1117 | Remarks: |
1117 | * System language is global system variable and is not used |
1118 | * System language is global system variable and is not used |
1118 | by the kernel itself, however application @panel draws the |
1119 | by the kernel itself, however application @panel draws the |
1119 | appropriate icon. |
1120 | appropriate icon. |
1120 | * Function does not check for correctness, as the kernel does not |
1121 | * Function does not check for correctness, as the kernel does not |
1121 | use this variable. |
1122 | use this variable. |
1122 | * To get system language use subfunction 5 of function 26. |
1123 | * To get system language use subfunction 5 of function 26. |
1123 | 1124 | ||
1124 | ====================================================================== |
1125 | ====================================================================== |
1125 | =========== Function 21, subfunction 6 - set WSS base port. ========== |
1126 | =========== Function 21, subfunction 6 - set WSS base port. ========== |
1126 | ====================================================================== |
1127 | ====================================================================== |
1127 | Parameters: |
1128 | Parameters: |
1128 | * eax = 21 - function number |
1129 | * eax = 21 - function number |
1129 | * ebx = 6 - subfunction number |
1130 | * ebx = 6 - subfunction number |
1130 | * ecx = base port |
1131 | * ecx = base port |
1131 | Returned value: |
1132 | Returned value: |
1132 | * eax = 0 - success |
1133 | * eax = 0 - success |
1133 | * eax = -1 - erratic port number |
1134 | * eax = -1 - erratic port number |
1134 | Remarks: |
1135 | Remarks: |
1135 | * Port number must satisfy to condition 0x100<=ecx. |
1136 | * Port number must satisfy to condition 0x100<=ecx. |
1136 | * WSS base is used by function 27. |
1137 | * WSS base is used by function 27. |
1137 | * To get WSS base port use subfunction 6 of function 26. |
1138 | * To get WSS base port use subfunction 6 of function 26. |
1138 | 1139 | ||
1139 | ====================================================================== |
1140 | ====================================================================== |
1140 | ============== Function 21, subfunction 7 - set HD base. ============= |
1141 | ============== Function 21, subfunction 7 - set HD base. ============= |
1141 | ====================================================================== |
1142 | ====================================================================== |
1142 | The HD base defines hard disk to write with usage of obsolete |
1143 | The HD base defines hard disk to write with usage of obsolete |
1143 | file system functions and functions implicitly using the hard disk |
1144 | file system functions and functions implicitly using the hard disk |
1144 | (such as subfunction 6 of function 18); |
1145 | (such as subfunction 6 of function 18); |
1145 | at usage of function 58 and 70 and modern syntax /HD0,/HD1,/HD2,/HD3 |
1146 | at usage of function 58 and 70 and modern syntax /HD0,/HD1,/HD2,/HD3 |
1146 | these function set base themselves. |
1147 | these function set base themselves. |
1147 | Parameters: |
1148 | Parameters: |
1148 | * eax = 21 - function number |
1149 | * eax = 21 - function number |
1149 | * ebx = 7 - subfunction number |
1150 | * ebx = 7 - subfunction number |
1150 | * ecx = HD base: 1=IDE0, 2=IDE1, 3=IDE2, 4=IDE3 |
1151 | * ecx = HD base: 1=IDE0, 2=IDE1, 3=IDE2, 4=IDE3 |
1151 | Returned value: |
1152 | Returned value: |
1152 | * eax = 0 |
1153 | * eax = 0 |
1153 | Remarks: |
1154 | Remarks: |
1154 | * Any application at any time can change the base. |
1155 | * Any application at any time can change the base. |
1155 | * Do not change base, when any application works with hard disk. |
1156 | * Do not change base, when any application works with hard disk. |
1156 | If you do not want system bugs. |
1157 | If you do not want system bugs. |
1157 | * To get HD base use subfunction 7 of function 26. |
1158 | * To get HD base use subfunction 7 of function 26. |
1158 | * It is also necessary to define used partition of hard disk by |
1159 | * It is also necessary to define used partition of hard disk by |
1159 | subfunction 8. |
1160 | subfunction 8. |
1160 | 1161 | ||
1161 | ====================================================================== |
1162 | ====================================================================== |
1162 | ========= Function 21, subfunction 8 - set used HD partition. ======== |
1163 | ========= Function 21, subfunction 8 - set used HD partition. ======== |
1163 | ====================================================================== |
1164 | ====================================================================== |
1164 | The HD partition defines partition of the hard disk to write with |
1165 | The HD partition defines partition of the hard disk to write with |
1165 | usage of obsolete file system functions and functions implicitly |
1166 | usage of obsolete file system functions and functions implicitly |
1166 | using the hard disk (such as subfunction 6 of function 18); |
1167 | using the hard disk (such as subfunction 6 of function 18); |
1167 | at usage of functions 58 and 70 and modern syntax /HD0,/HD1,/HD2,/HD3 |
1168 | at usage of functions 58 and 70 and modern syntax /HD0,/HD1,/HD2,/HD3 |
1168 | these functions set base and partition themselves. |
1169 | these functions set base and partition themselves. |
1169 | Parameters: |
1170 | Parameters: |
1170 | * eax = 21 - function number |
1171 | * eax = 21 - function number |
1171 | * ebx = 8 - subfunction number |
1172 | * ebx = 8 - subfunction number |
1172 | * ecx = HD partition (beginning from 1) |
1173 | * ecx = HD partition (beginning from 1) |
1173 | Return value: |
1174 | Return value: |
1174 | * eax = 0 |
1175 | * eax = 0 |
1175 | Remarks: |
1176 | Remarks: |
1176 | * Any application at any time can change partition. |
1177 | * Any application at any time can change partition. |
1177 | * Do not change partition when any application works with hard disk. |
1178 | * Do not change partition when any application works with hard disk. |
1178 | If you do not want system bugs. |
1179 | If you do not want system bugs. |
1179 | * To get used partition use subfunction 8 of function 26. |
1180 | * To get used partition use subfunction 8 of function 26. |
1180 | * There is no correctness checks. |
1181 | * There is no correctness checks. |
1181 | * To get the number of partitions of a hard disk use |
1182 | * To get the number of partitions of a hard disk use |
1182 | subfunction 11 of function 18. |
1183 | subfunction 11 of function 18. |
1183 | * It is also necessary to define used HD base by subfunction 7. |
1184 | * It is also necessary to define used HD base by subfunction 7. |
1184 | 1185 | ||
1185 | ====================================================================== |
1186 | ====================================================================== |
1186 | ======== Function 21, subfunction 10 - set sound DMA channel. ======== |
1187 | ======== Function 21, subfunction 10 - set sound DMA channel. ======== |
1187 | ====================================================================== |
1188 | ====================================================================== |
1188 | Parameters: |
1189 | Parameters: |
1189 | * eax = 21 - function number |
1190 | * eax = 21 - function number |
1190 | * ebx = 10 - subfunction number |
1191 | * ebx = 10 - subfunction number |
1191 | * ecx = number of channel (from 0 up to 3 inclusively) |
1192 | * ecx = number of channel (from 0 up to 3 inclusively) |
1192 | Returned value: |
1193 | Returned value: |
1193 | * eax = 0 - success |
1194 | * eax = 0 - success |
1194 | * eax = -1 - incorrect channel number |
1195 | * eax = -1 - incorrect channel number |
1195 | Remarks: |
1196 | Remarks: |
1196 | * Number of DMA channel is used in subfunction 1 of function 55. |
1197 | * Number of DMA channel is used in subfunction 1 of function 55. |
1197 | * To get sound DMA channel use subfunction 10 of function 26. |
1198 | * To get sound DMA channel use subfunction 10 of function 26. |
1198 | 1199 | ||
1199 | ====================================================================== |
1200 | ====================================================================== |
1200 | Function 21, subfunction 11 - enable/disable low-level access to HD. |
1201 | Function 21, subfunction 11 - enable/disable low-level access to HD. |
1201 | ====================================================================== |
1202 | ====================================================================== |
1202 | Parameters: |
1203 | Parameters: |
1203 | * eax = 21 - function number |
1204 | * eax = 21 - function number |
1204 | * ebx = 11 - subfunction number |
1205 | * ebx = 11 - subfunction number |
1205 | * ecx = 0/1 - disable/enable |
1206 | * ecx = 0/1 - disable/enable |
1206 | Returned value: |
1207 | Returned value: |
1207 | * eax = 0 |
1208 | * eax = 0 |
1208 | Remarks: |
1209 | Remarks: |
1209 | * Is used in LBA-read (subfunction 8 of function 58). |
1210 | * Is used in LBA-read (subfunction 8 of function 58). |
1210 | * The current implementation uses only low bit of ecx. |
1211 | * The current implementation uses only low bit of ecx. |
1211 | * To get current status use subfunction 11 of function 26. |
1212 | * To get current status use subfunction 11 of function 26. |
1212 | 1213 | ||
1213 | ====================================================================== |
1214 | ====================================================================== |
1214 | Function 21, subfunction 12 - enable/disable low-level access to PCI. |
1215 | Function 21, subfunction 12 - enable/disable low-level access to PCI. |
1215 | ====================================================================== |
1216 | ====================================================================== |
1216 | Parameters: |
1217 | Parameters: |
1217 | * eax = 21 - function number |
1218 | * eax = 21 - function number |
1218 | * ebx = 12 - subfunction number |
1219 | * ebx = 12 - subfunction number |
1219 | * ecx = 0/1 - disable/enable |
1220 | * ecx = 0/1 - disable/enable |
1220 | Returned value: |
1221 | Returned value: |
1221 | * eax = 0 |
1222 | * eax = 0 |
1222 | Remarks: |
1223 | Remarks: |
1223 | * Is used in operations with PCI bus (function 62). |
1224 | * Is used in operations with PCI bus (function 62). |
1224 | * The current implementation uses only low bit of ecx. |
1225 | * The current implementation uses only low bit of ecx. |
1225 | * To get current status use subfunction 12 of function 26. |
1226 | * To get current status use subfunction 12 of function 26. |
1226 | 1227 | ||
1227 | ====================================================================== |
1228 | ====================================================================== |
1228 | ============ Function 21, subfunction 13, subsubfunction 1 =========== |
1229 | ============ Function 21, subfunction 13, subsubfunction 1 =========== |
1229 | ======== Initialize + get information on the driver vmode.mdr. ======= |
1230 | ======== Initialize + get information on the driver vmode.mdr. ======= |
1230 | ====================================================================== |
1231 | ====================================================================== |
1231 | Parameters: |
1232 | Parameters: |
1232 | * eax = 21 - function number |
1233 | * eax = 21 - function number |
1233 | * ebx = 13 - subfunction number |
1234 | * ebx = 13 - subfunction number |
1234 | * ecx = 1 - number of the driver function |
1235 | * ecx = 1 - number of the driver function |
1235 | * edx = pointer to 512-bytes buffer |
1236 | * edx = pointer to 512-bytes buffer |
1236 | Returned value: |
1237 | Returned value: |
1237 | * if driver is not loaded |
1238 | * if driver is not loaded |
1238 | (never happens in the current implementation): |
1239 | (never happens in the current implementation): |
1239 | * eax = -1 |
1240 | * eax = -1 |
1240 | * ebx, ecx destroyed |
1241 | * ebx, ecx destroyed |
1241 | * if driver is loaded: |
1242 | * if driver is loaded: |
1242 | * eax = 'MDAZ' (in fasm style, that is 'M' - low byte, 'Z' - high) |
1243 | * eax = 'MDAZ' (in fasm style, that is 'M' - low byte, 'Z' - high) |
1243 | - signature |
1244 | - signature |
1244 | * ebx = current frequency of the scanning (in Hz) |
1245 | * ebx = current frequency of the scanning (in Hz) |
1245 | * ecx destroyed |
1246 | * ecx destroyed |
1246 | * buffer pointed to by edx is filled |
1247 | * buffer pointed to by edx is filled |
1247 | Format of the buffer: |
1248 | Format of the buffer: |
1248 | * +0: 32*byte: driver name, "Trans VideoDriver" |
1249 | * +0: 32*byte: driver name, "Trans VideoDriver" |
1249 | (without quotes, supplemented by spaces) |
1250 | (without quotes, supplemented by spaces) |
1250 | * +32 = +0x20: dword: driver version (version x.y is encoded as |
1251 | * +32 = +0x20: dword: driver version (version x.y is encoded as |
1251 | y*65536+x), for the current implementation is 1 (1.0) |
1252 | y*65536+x), for the current implementation is 1 (1.0) |
1252 | * +36 = +0x24: 7*dword: reserved (0 in the current implementation) |
1253 | * +36 = +0x24: 7*dword: reserved (0 in the current implementation) |
1253 | * +64 = +0x40: 32*word: list of supported videomodes (each word |
1254 | * +64 = +0x40: 32*word: list of supported videomodes (each word |
1254 | is number of a videomode, after list itself there are zeroes) |
1255 | is number of a videomode, after list itself there are zeroes) |
1255 | * +128 = +0x80: 32*(5*word): list of supported frequences of the |
1256 | * +128 = +0x80: 32*(5*word): list of supported frequences of the |
1256 | scannings for videomodes: for each videomode listed in the |
1257 | scannings for videomodes: for each videomode listed in the |
1257 | previous field up to 5 supported frequences are given |
1258 | previous field up to 5 supported frequences are given |
1258 | (unused positions contain zeroes) |
1259 | (unused positions contain zeroes) |
1259 | Remarks: |
1260 | Remarks: |
1260 | * Function initializes the driver (if it is not initialized yet) |
1261 | * Function initializes the driver (if it is not initialized yet) |
1261 | and must be called first, before others (otherwise they will do |
1262 | and must be called first, before others (otherwise they will do |
1262 | nothing and return -1). |
1263 | nothing and return -1). |
1263 | * The current implementation supports only one frequency |
1264 | * The current implementation supports only one frequency |
1264 | of the scanning on videomode. |
1265 | of the scanning on videomode. |
1265 | 1266 | ||
1266 | ====================================================================== |
1267 | ====================================================================== |
1267 | ============ Function 21, subfunction 13, subsubfunction 2 =========== |
1268 | ============ Function 21, subfunction 13, subsubfunction 2 =========== |
1268 | ================ Get information on current videomode. =============== |
1269 | ================ Get information on current videomode. =============== |
1269 | ====================================================================== |
1270 | ====================================================================== |
1270 | Parameters: |
1271 | Parameters: |
1271 | * eax = 21 - function number |
1272 | * eax = 21 - function number |
1272 | * ebx = 13 - subfunction number |
1273 | * ebx = 13 - subfunction number |
1273 | * ecx = 2 - number of the driver function |
1274 | * ecx = 2 - number of the driver function |
1274 | Returned value: |
1275 | Returned value: |
1275 | * eax = -1 - driver is not loaded or not initialized; |
1276 | * eax = -1 - driver is not loaded or not initialized; |
1276 | ebx,ecx are destroyed |
1277 | ebx,ecx are destroyed |
1277 | * eax = [width]*65536 + [height] |
1278 | * eax = [width]*65536 + [height] |
1278 | * ebx = frequency of the vertical scanning (in Hz) |
1279 | * ebx = frequency of the vertical scanning (in Hz) |
1279 | * ecx = number of current videomode |
1280 | * ecx = number of current videomode |
1280 | Remarks: |
1281 | Remarks: |
1281 | * Driver must be initialized by call to |
1282 | * Driver must be initialized by call to |
1282 | driver function 1. |
1283 | driver function 1. |
1283 | * If only screen sizes are required, it is more expedient to use |
1284 | * If only screen sizes are required, it is more expedient to use |
1284 | function 14 taking into account that it |
1285 | function 14 taking into account that it |
1285 | returns sizes on 1 less. |
1286 | returns sizes on 1 less. |
1286 | 1287 | ||
1287 | ====================================================================== |
1288 | ====================================================================== |
1288 | === Function 21, subfunction 13, subsubfunction 3 - set videomode. === |
1289 | === Function 21, subfunction 13, subsubfunction 3 - set videomode. === |
1289 | ====================================================================== |
1290 | ====================================================================== |
1290 | Parameters: |
1291 | Parameters: |
1291 | * eax = 21 - function number |
1292 | * eax = 21 - function number |
1292 | * ebx = 13 - subfunction number |
1293 | * ebx = 13 - subfunction number |
1293 | * ecx = 3 - number of the driver function |
1294 | * ecx = 3 - number of the driver function |
1294 | * edx = [scanning frequency]*65536 + [videomode number] |
1295 | * edx = [scanning frequency]*65536 + [videomode number] |
1295 | Returned value: |
1296 | Returned value: |
1296 | * eax = -1 - driver is not loaded, not initialized or |
1297 | * eax = -1 - driver is not loaded, not initialized or |
1297 | an error has occured |
1298 | an error has occured |
1298 | * eax = 0 - success |
1299 | * eax = 0 - success |
1299 | * ebx, ecx destroyed |
1300 | * ebx, ecx destroyed |
1300 | Remarks: |
1301 | Remarks: |
1301 | * Driver must be initialized by driver function 1. |
1302 | * Driver must be initialized by driver function 1. |
1302 | * The videomode number and frequency must be in the table |
1303 | * The videomode number and frequency must be in the table |
1303 | returned by driver function 1. |
1304 | returned by driver function 1. |
1304 | 1305 | ||
1305 | ====================================================================== |
1306 | ====================================================================== |
1306 | ============ Function 21, subfunction 13, subsubfunction 4 =========== |
1307 | ============ Function 21, subfunction 13, subsubfunction 4 =========== |
1307 | ================== Return to the initial videomode. ================== |
1308 | ================== Return to the initial videomode. ================== |
1308 | ====================================================================== |
1309 | ====================================================================== |
1309 | Returns the screen to the videomode set at system boot. |
1310 | Returns the screen to the videomode set at system boot. |
1310 | Parameters: |
1311 | Parameters: |
1311 | * eax = 21 - function number |
1312 | * eax = 21 - function number |
1312 | * ebx = 13 - subfunction number |
1313 | * ebx = 13 - subfunction number |
1313 | * ecx = 4 - number of the driver function |
1314 | * ecx = 4 - number of the driver function |
1314 | Returned value: |
1315 | Returned value: |
1315 | * eax = -1 - driver is not loaded or not initialized |
1316 | * eax = -1 - driver is not loaded or not initialized |
1316 | * eax = 0 - success |
1317 | * eax = 0 - success |
1317 | * ebx, ecx destroyed |
1318 | * ebx, ecx destroyed |
1318 | Remarks: |
1319 | Remarks: |
1319 | * Driver must be initialized by call to driver function 1. |
1320 | * Driver must be initialized by call to driver function 1. |
1320 | 1321 | ||
1321 | ====================================================================== |
1322 | ====================================================================== |
1322 | ============ Function 21, subfunction 13, subsubfunction 5 =========== |
1323 | ============ Function 21, subfunction 13, subsubfunction 5 =========== |
1323 | ===== Increase/decrease the size of the visible area of monitor. ===== |
1324 | ===== Increase/decrease the size of the visible area of monitor. ===== |
1324 | ====================================================================== |
1325 | ====================================================================== |
1325 | Parameters: |
1326 | Parameters: |
1326 | * eax = 21 - function number |
1327 | * eax = 21 - function number |
1327 | * ebx = 13 - subfunction number |
1328 | * ebx = 13 - subfunction number |
1328 | * ecx = 5 - number of the driver function |
1329 | * ecx = 5 - number of the driver function |
1329 | * edx = 0/1 - decrease/increase horizontal size on 1 position |
1330 | * edx = 0/1 - decrease/increase horizontal size on 1 position |
1330 | * edx = 2/3 - is not supported in the current implementation; |
1331 | * edx = 2/3 - is not supported in the current implementation; |
1331 | is planned as decrease/increase vertical size on 1 position |
1332 | is planned as decrease/increase vertical size on 1 position |
1332 | Returned value: |
1333 | Returned value: |
1333 | * eax = -1 - driver is not loaded or not initialized |
1334 | * eax = -1 - driver is not loaded or not initialized |
1334 | * eax = 0 - success |
1335 | * eax = 0 - success |
1335 | * ebx, ecx destroyed |
1336 | * ebx, ecx destroyed |
1336 | Remarks: |
1337 | Remarks: |
1337 | * Driver must be initialized by call to driver function 1. |
1338 | * Driver must be initialized by call to driver function 1. |
1338 | * Function influences only the physical size of the screen image; |
1339 | * Function influences only the physical size of the screen image; |
1339 | the logical size (number of pixels) does not change. |
1340 | the logical size (number of pixels) does not change. |
1340 | 1341 | ||
1341 | ====================================================================== |
1342 | ====================================================================== |
1342 | ================= Function 22 - set system date/time. ================ |
1343 | ================= Function 22 - set system date/time. ================ |
1343 | ====================================================================== |
1344 | ====================================================================== |
1344 | Parameters: |
1345 | Parameters: |
1345 | * eax = 22 - function number |
1346 | * eax = 22 - function number |
1346 | * ebx = 0 - set time |
1347 | * ebx = 0 - set time |
1347 | * ecx = 0x00SSMMHH - time in the binary-decimal code (BCD): |
1348 | * ecx = 0x00SSMMHH - time in the binary-decimal code (BCD): |
1348 | * HH=hour 00..23 |
1349 | * HH=hour 00..23 |
1349 | * MM=minute 00..59 |
1350 | * MM=minute 00..59 |
1350 | * SS=second 00..59 |
1351 | * SS=second 00..59 |
1351 | * ebx = 1 - set date |
1352 | * ebx = 1 - set date |
1352 | * ecx = 0x00DDMMYY - date in the binary-decimal code (BCD): |
1353 | * ecx = 0x00DDMMYY - date in the binary-decimal code (BCD): |
1353 | * DD=day 01..31 |
1354 | * DD=day 01..31 |
1354 | * MM=month 01..12 |
1355 | * MM=month 01..12 |
1355 | * YY=year 00..99 |
1356 | * YY=year 00..99 |
1356 | * ebx = 2 - set day of week |
1357 | * ebx = 2 - set day of week |
1357 | * ecx = 1 for Sunday, ..., 7 for Saturday |
1358 | * ecx = 1 for Sunday, ..., 7 for Saturday |
1358 | * ebx = 3 - set alarm clock |
1359 | * ebx = 3 - set alarm clock |
1359 | * ecx = 0x00SSMMHH |
1360 | * ecx = 0x00SSMMHH |
1360 | Returned value: |
1361 | Returned value: |
1361 | * eax = 0 - success |
1362 | * eax = 0 - success |
1362 | * eax = 1 - incorrect parameter |
1363 | * eax = 1 - incorrect parameter |
1363 | * eax = 2 - CMOS-battery was unloaded |
1364 | * eax = 2 - CMOS-battery was unloaded |
1364 | Remarks: |
1365 | Remarks: |
1365 | * Value of installation of day of week seems to be doubtful, |
1366 | * Value of installation of day of week seems to be doubtful, |
1366 | as it a little where is used |
1367 | as it a little where is used |
1367 | (day of week can be calculated by date). |
1368 | (day of week can be calculated by date). |
1368 | * Alarm clock can be set on operation in the given time every day. |
1369 | * Alarm clock can be set on operation in the given time every day. |
1369 | But there is no existing system function to disable it. |
1370 | But there is no existing system function to disable it. |
1370 | * Operation of alarm clock consists in generation IRQ8. |
1371 | * Operation of alarm clock consists in generation IRQ8. |
1371 | * Generally CMOS supports for alarm clock set of value 0xFF |
1372 | * Generally CMOS supports for alarm clock set of value 0xFF |
1372 | as one of parameters and it means that the appropriate parameter |
1373 | as one of parameters and it means that the appropriate parameter |
1373 | is ignored. But current implementation does not allow this |
1374 | is ignored. But current implementation does not allow this |
1374 | (will return 1). |
1375 | (will return 1). |
1375 | * Alarm clock is a global system resource; the set of |
1376 | * Alarm clock is a global system resource; the set of |
1376 | an alarm clock cancels automatically the previous set. |
1377 | an alarm clock cancels automatically the previous set. |
1377 | However, at moment no program uses it. |
1378 | However, at moment no program uses it. |
1378 | 1379 | ||
1379 | ====================================================================== |
1380 | ====================================================================== |
1380 | ============= Function 23 - wait for event with timeout. ============= |
1381 | ============= Function 23 - wait for event with timeout. ============= |
1381 | ====================================================================== |
1382 | ====================================================================== |
1382 | If the message queue is empty, waits for new message in the queue, |
1383 | If the message queue is empty, waits for new message in the queue, |
1383 | but no more than given time. Then reads out a message from the queue. |
1384 | but no more than given time. Then reads out a message from the queue. |
1384 | 1385 | ||
1385 | Parameters: |
1386 | Parameters: |
1386 | * eax = 23 - function number |
1387 | * eax = 23 - function number |
1387 | * ebx = timeout (in 1/100 of second) |
1388 | * ebx = timeout (in 1/100 of second) |
1388 | Returned value: |
1389 | Returned value: |
1389 | * eax = 0 - the message queue is empty |
1390 | * eax = 0 - the message queue is empty |
1390 | * otherwise eax = event (see the list of events) |
1391 | * otherwise eax = event (see the list of events) |
1391 | Remarks: |
1392 | Remarks: |
1392 | * Only those events are taken into account, which enter into |
1393 | * Only those events are taken into account, which enter into |
1393 | the mask set by function 40. By default it is |
1394 | the mask set by function 40. By default it is |
1394 | redraw, key and button events. |
1395 | redraw, key and button events. |
1395 | * To check for presence of a message in the queue use function 11. |
1396 | * To check for presence of a message in the queue use function 11. |
1396 | To wait without timeout use function 10. |
1397 | To wait without timeout use function 10. |
1397 | * Transmission ebx=0 results in immediate returning eax=0. |
1398 | * Transmission ebx=0 results in immediate returning eax=0. |
1398 | * Current implementation returns immediately with eax=0, |
1399 | * Current implementation returns immediately with eax=0, |
1399 | if the addition of ebx with the current value of time counter |
1400 | if the addition of ebx with the current value of time counter |
1400 | makes 32-bit overflow. |
1401 | makes 32-bit overflow. |
1401 | 1402 | ||
1402 | ====================================================================== |
1403 | ====================================================================== |
1403 | ======== Function 24, subfunction 1 - begin to play CD-audio. ======== |
1404 | ======== Function 24, subfunction 1 - begin to play CD-audio. ======== |
1404 | ====================================================================== |
1405 | ====================================================================== |
1405 | Parameters: |
1406 | Parameters: |
1406 | * eax = 24 - function number |
1407 | * eax = 24 - function number |
1407 | * ebx = 1 - subfunction number |
1408 | * ebx = 1 - subfunction number |
1408 | * ecx = 0x00FRSSMM, where |
1409 | * ecx = 0x00FRSSMM, where |
1409 | * MM = starting minute |
1410 | * MM = starting minute |
1410 | * SS = starting second |
1411 | * SS = starting second |
1411 | * FR = starting frame |
1412 | * FR = starting frame |
1412 | Returned value: |
1413 | Returned value: |
1413 | * eax = 0 - success |
1414 | * eax = 0 - success |
1414 | * eax = 1 - CD base is not defined |
1415 | * eax = 1 - CD base is not defined |
1415 | Remarks: |
1416 | Remarks: |
1416 | * Previously CD base must be defined by the call to |
1417 | * Previously CD base must be defined by the call to |
1417 | subfunction 3 of function 21. |
1418 | subfunction 3 of function 21. |
1418 | * One second includes 75 frames, one minute includes 60 seconds. |
1419 | * One second includes 75 frames, one minute includes 60 seconds. |
1419 | * The function is asynchronous (returns control, when play begins). |
1420 | * The function is asynchronous (returns control, when play begins). |
1420 | 1421 | ||
1421 | ====================================================================== |
1422 | ====================================================================== |
1422 | ======= Function 24, subfunction 2 - get information on tracks. ====== |
1423 | ======= Function 24, subfunction 2 - get information on tracks. ====== |
1423 | ====================================================================== |
1424 | ====================================================================== |
1424 | Parameters: |
1425 | Parameters: |
1425 | * eax = 24 - function number |
1426 | * eax = 24 - function number |
1426 | * ebx = 2 - subfunction number |
1427 | * ebx = 2 - subfunction number |
1427 | * ecx = pointer to the buffer for the table |
1428 | * ecx = pointer to the buffer for the table |
1428 | (maximum 8*64h+4 bytes=100 tracks) |
1429 | (maximum 8*64h+4 bytes=100 tracks) |
1429 | Returned value: |
1430 | Returned value: |
1430 | * eax = 0 - success |
1431 | * eax = 0 - success |
1431 | * eax = 1 - CD base is not defined |
1432 | * eax = 1 - CD base is not defined |
1432 | Remarks: |
1433 | Remarks: |
1433 | * The format of the table with tracks information is the same as |
1434 | * The format of the table with tracks information is the same as |
1434 | for ATAPI-CD command 43h (READ TOC), usual table (subcommand 00h). |
1435 | for ATAPI-CD command 43h (READ TOC), usual table (subcommand 00h). |
1435 | Function returns addresses in MSF. |
1436 | Function returns addresses in MSF. |
1436 | * Previously CD base port must be set by call to |
1437 | * Previously CD base port must be set by call to |
1437 | subfunction 3 of function 21. |
1438 | subfunction 3 of function 21. |
1438 | * Function returns information only about no more than 100 |
1439 | * Function returns information only about no more than 100 |
1439 | first tracks. In most cases it is enough. |
1440 | first tracks. In most cases it is enough. |
1440 | 1441 | ||
1441 | ====================================================================== |
1442 | ====================================================================== |
1442 | ========== Function 24, subfunction 3 - stop play CD-audio. ========== |
1443 | ========== Function 24, subfunction 3 - stop play CD-audio. ========== |
1443 | ====================================================================== |
1444 | ====================================================================== |
1444 | Parameters: |
1445 | Parameters: |
1445 | * eax = 24 - function number |
1446 | * eax = 24 - function number |
1446 | * ebx = 1 - subfunction number |
1447 | * ebx = 1 - subfunction number |
1447 | Returned value: |
1448 | Returned value: |
1448 | * eax = 0 - success |
1449 | * eax = 0 - success |
1449 | * eax = 1 - CD base is not defined |
1450 | * eax = 1 - CD base is not defined |
1450 | Çàìå÷àíèÿ: |
1451 | Çàìå÷àíèÿ: |
1451 | * Previously CD base port must be defined by call to |
1452 | * Previously CD base port must be defined by call to |
1452 | subfunction 3 of function 21. |
1453 | subfunction 3 of function 21. |
1453 | 1454 | ||
1454 | ====================================================================== |
1455 | ====================================================================== |
1455 | =================== Function 25 - set SBPro volume. ================== |
1456 | =================== Function 25 - set SBPro volume. ================== |
1456 | ====================================================================== |
1457 | ====================================================================== |
1457 | Parameters: |
1458 | Parameters: |
1458 | * eax = 25 - function number |
1459 | * eax = 25 - function number |
1459 | * ebx = what to set: |
1460 | * ebx = what to set: |
1460 | * 1 - set common volume |
1461 | * 1 - set common volume |
1461 | * 2 - set CD-audio volume |
1462 | * 2 - set CD-audio volume |
1462 | * cl = volume level: high 4 bits for the left column, |
1463 | * cl = volume level: high 4 bits for the left column, |
1463 | low 4 bits for the right one |
1464 | low 4 bits for the right one |
1464 | Returned value: |
1465 | Returned value: |
1465 | * eax = 0 - success |
1466 | * eax = 0 - success |
1466 | * eax = 1 - SB base is not defined |
1467 | * eax = 1 - SB base is not defined |
1467 | * eax = 2 - incorrect subfunction |
1468 | * eax = 2 - incorrect subfunction |
1468 | Remarks: |
1469 | Remarks: |
1469 | * Previously SB base port must be defined by |
1470 | * Previously SB base port must be defined by |
1470 | subfunction 4 of function 21. |
1471 | subfunction 4 of function 21. |
1471 | * See also function 28 which sets |
1472 | * See also function 28 which sets |
1472 | volume for the later standard SB16. |
1473 | volume for the later standard SB16. |
1473 | 1474 | ||
1474 | ====================================================================== |
1475 | ====================================================================== |
1475 | ======== Function 26, subfunction 1 - get MPU MIDI base port. ======== |
1476 | ======== Function 26, subfunction 1 - get MPU MIDI base port. ======== |
1476 | ====================================================================== |
1477 | ====================================================================== |
1477 | Parameters: |
1478 | Parameters: |
1478 | * eax = 26 - function number |
1479 | * eax = 26 - function number |
1479 | * ebx = 1 - subfunction number |
1480 | * ebx = 1 - subfunction number |
1480 | Returned value: |
1481 | Returned value: |
1481 | * eax = port number |
1482 | * eax = port number |
1482 | Parameters: |
1483 | Parameters: |
1483 | * To set base port use subfunction 1 of function 21. |
1484 | * To set base port use subfunction 1 of function 21. |
1484 | 1485 | ||
1485 | ====================================================================== |
1486 | ====================================================================== |
1486 | ========== Function 26, subfunction 2 - get keyboard layout. ========= |
1487 | ========== Function 26, subfunction 2 - get keyboard layout. ========= |
1487 | ====================================================================== |
1488 | ====================================================================== |
1488 | The keyboard layout is used to convert keyboard scancodes to |
1489 | The keyboard layout is used to convert keyboard scancodes to |
1489 | ASCII-codes for function 2. |
1490 | ASCII-codes for function 2. |
1490 | Parameters: |
1491 | Parameters: |
1491 | * eax = 26 - function number |
1492 | * eax = 26 - function number |
1492 | * ebx = 2 - subfunction number |
1493 | * ebx = 2 - subfunction number |
1493 | * ecx = what layout to get: |
1494 | * ecx = what layout to get: |
1494 | * 1 = normal layout |
1495 | * 1 = normal layout |
1495 | * 2 = layout with pressed Shift |
1496 | * 2 = layout with pressed Shift |
1496 | * 3 = layout with pressed Alt |
1497 | * 3 = layout with pressed Alt |
1497 | * edx = pointer to the 128-bytes buffer, where the layout will be |
1498 | * edx = pointer to the 128-bytes buffer, where the layout will be |
1498 | copied |
1499 | copied |
1499 | Returned value: |
1500 | Returned value: |
1500 | * function does not return value |
1501 | * function does not return value |
1501 | Or: |
1502 | Or: |
1502 | * eax = 26 - function number |
1503 | * eax = 26 - function number |
1503 | * ebx = 2 - subfunction number |
1504 | * ebx = 2 - subfunction number |
1504 | * ecx = 9 |
1505 | * ecx = 9 |
1505 | Returned value: |
1506 | Returned value: |
1506 | * eax = country identifier (1=eng, 2=fi, 3=ger, 4=rus) |
1507 | * eax = country identifier (1=eng, 2=fi, 3=ger, 4=rus) |
1507 | Remarks: |
1508 | Remarks: |
1508 | * If Alt is pressed, the layout with Alt is used; |
1509 | * If Alt is pressed, the layout with Alt is used; |
1509 | if Alt is not pressed, but Shift is pressed, |
1510 | if Alt is not pressed, but Shift is pressed, |
1510 | the layout with Shift is used; |
1511 | the layout with Shift is used; |
1511 | if Alt and Shift are not pressed, but Ctrl is pressed, the normal |
1512 | if Alt and Shift are not pressed, but Ctrl is pressed, the normal |
1512 | layout is used and then from the code is subtracted 0x60; |
1513 | layout is used and then from the code is subtracted 0x60; |
1513 | if no control key is pressed, the normal layout is used. |
1514 | if no control key is pressed, the normal layout is used. |
1514 | * To set layout and country identifier use |
1515 | * To set layout and country identifier use |
1515 | subfunction 2 of function 21. |
1516 | subfunction 2 of function 21. |
1516 | * Country identifier is global system variable, which is not used |
1517 | * Country identifier is global system variable, which is not used |
1517 | by the kernel itself; however the application '@panel' displays |
1518 | by the kernel itself; however the application '@panel' displays |
1518 | the corresponding icon (using this function). |
1519 | the corresponding icon (using this function). |
1519 | * The application @panel switches layouts on user request. |
1520 | * The application @panel switches layouts on user request. |
1520 | 1521 | ||
1521 | ====================================================================== |
1522 | ====================================================================== |
1522 | ============== Function 26, subfunction 3 - get CD base. ============= |
1523 | ============== Function 26, subfunction 3 - get CD base. ============= |
1523 | ====================================================================== |
1524 | ====================================================================== |
1524 | Parameters: |
1525 | Parameters: |
1525 | * eax = 26 - function number |
1526 | * eax = 26 - function number |
1526 | * ebx = 3 - subfunction number |
1527 | * ebx = 3 - subfunction number |
1527 | Returned value: |
1528 | Returned value: |
1528 | * eax = CD base: 1=IDE0, 2=IDE1, 3=IDE2, 4=IDE3 |
1529 | * eax = CD base: 1=IDE0, 2=IDE1, 3=IDE2, 4=IDE3 |
1529 | Remarks: |
1530 | Remarks: |
1530 | * CD base is used by function 24. |
1531 | * CD base is used by function 24. |
1531 | * To set CD base use subfunction 3 of function 21. |
1532 | * To set CD base use subfunction 3 of function 21. |
1532 | 1533 | ||
1533 | ====================================================================== |
1534 | ====================================================================== |
1534 | ====== Function 26, subfunction 4 - get Sound Blaster base port. ===== |
1535 | ====== Function 26, subfunction 4 - get Sound Blaster base port. ===== |
1535 | ====================================================================== |
1536 | ====================================================================== |
1536 | Parameters: |
1537 | Parameters: |
1537 | * eax = 26 - function number |
1538 | * eax = 26 - function number |
1538 | * ebx = 4 - subfunction number |
1539 | * ebx = 4 - subfunction number |
1539 | Returned value: |
1540 | Returned value: |
1540 | * eax = base port number |
1541 | * eax = base port number |
1541 | Remarks: |
1542 | Remarks: |
1542 | * Bae port is used by functions 25, 55. |
1543 | * Bae port is used by functions 25, 55. |
1543 | * To set base port use subfunction 4 of function 21. |
1544 | * To set base port use subfunction 4 of function 21. |
1544 | 1545 | ||
1545 | ====================================================================== |
1546 | ====================================================================== |
1546 | ========== Function 26, subfunction 5 - get system language. ========= |
1547 | ========== Function 26, subfunction 5 - get system language. ========= |
1547 | ====================================================================== |
1548 | ====================================================================== |
1548 | Parameters: |
1549 | Parameters: |
1549 | * eax = 26 - function number |
1550 | * eax = 26 - function number |
1550 | * ebx = 5 - subfunction number |
1551 | * ebx = 5 - subfunction number |
1551 | Returned value: |
1552 | Returned value: |
1552 | * eax = system language (1=eng, 2=fi, 3=ger, 4=rus) |
1553 | * eax = system language (1=eng, 2=fi, 3=ger, 4=rus) |
1553 | Remarks: |
1554 | Remarks: |
1554 | * System language is global system variable and is not used |
1555 | * System language is global system variable and is not used |
1555 | by the kernel itself, however application @panel draws the |
1556 | by the kernel itself, however application @panel draws the |
1556 | appropriate icon (using this function). |
1557 | appropriate icon (using this function). |
1557 | * To set system language use subfunction 5 of function 21. |
1558 | * To set system language use subfunction 5 of function 21. |
1558 | 1559 | ||
1559 | ====================================================================== |
1560 | ====================================================================== |
1560 | =========== Function 26, subfunction 6 - get WSS base port. ========== |
1561 | =========== Function 26, subfunction 6 - get WSS base port. ========== |
1561 | ====================================================================== |
1562 | ====================================================================== |
1562 | Parameters: |
1563 | Parameters: |
1563 | * eax = 26 - function number |
1564 | * eax = 26 - function number |
1564 | * ebx = 6 - subfunction number |
1565 | * ebx = 6 - subfunction number |
1565 | Returned value: |
1566 | Returned value: |
1566 | * eax = base port |
1567 | * eax = base port |
1567 | Remarks: |
1568 | Remarks: |
1568 | * WSS base is used by function 27. |
1569 | * WSS base is used by function 27. |
1569 | * To set WSS base port use subfunction 6 of function 21. |
1570 | * To set WSS base port use subfunction 6 of function 21. |
1570 | 1571 | ||
1571 | ====================================================================== |
1572 | ====================================================================== |
1572 | ============== Function 26, subfunction 7 - get HD base. ============= |
1573 | ============== Function 26, subfunction 7 - get HD base. ============= |
1573 | ====================================================================== |
1574 | ====================================================================== |
1574 | The HD base defines hard disk to write with usage of obsolete |
1575 | The HD base defines hard disk to write with usage of obsolete |
1575 | file system functions and functions implicitly using the hard disk |
1576 | file system functions and functions implicitly using the hard disk |
1576 | (such as subfunction 6 of function 18); |
1577 | (such as subfunction 6 of function 18); |
1577 | at usage of function 58 and 70 and modern syntax /HD0,/HD1,/HD2,/HD3 |
1578 | at usage of function 58 and 70 and modern syntax /HD0,/HD1,/HD2,/HD3 |
1578 | these function set base themselves. |
1579 | these function set base themselves. |
1579 | Parameters: |
1580 | Parameters: |
1580 | * eax = 26 - function number |
1581 | * eax = 26 - function number |
1581 | * ebx = 7 - subfunction number |
1582 | * ebx = 7 - subfunction number |
1582 | Returned value: |
1583 | Returned value: |
1583 | * eax = HD base: 1=IDE0, 2=IDE1, 3=IDE2, 4=IDE3 |
1584 | * eax = HD base: 1=IDE0, 2=IDE1, 3=IDE2, 4=IDE3 |
1584 | Remarks: |
1585 | Remarks: |
1585 | * Any application in any time can change HD base. |
1586 | * Any application in any time can change HD base. |
1586 | * To set base use subfunction 7 of function 21. |
1587 | * To set base use subfunction 7 of function 21. |
1587 | * To get used partition of hard disk use subfunction 8. |
1588 | * To get used partition of hard disk use subfunction 8. |
1588 | 1589 | ||
1589 | ====================================================================== |
1590 | ====================================================================== |
1590 | ========= Function 26, subfunction 8 - get used HD partition. ======== |
1591 | ========= Function 26, subfunction 8 - get used HD partition. ======== |
1591 | ====================================================================== |
1592 | ====================================================================== |
1592 | The HD partition defines partition of the hard disk to write with |
1593 | The HD partition defines partition of the hard disk to write with |
1593 | usage of obsolete file system functions and functions implicitly |
1594 | usage of obsolete file system functions and functions implicitly |
1594 | using the hard disk (such as subfunction 6 of function 18); |
1595 | using the hard disk (such as subfunction 6 of function 18); |
1595 | at usage of functions 58 and 70 and modern syntax /HD0,/HD1,/HD2,/HD3 |
1596 | at usage of functions 58 and 70 and modern syntax /HD0,/HD1,/HD2,/HD3 |
1596 | these functions set base and partition themselves. |
1597 | these functions set base and partition themselves. |
1597 | Parameters: |
1598 | Parameters: |
1598 | * eax = 26 - function number |
1599 | * eax = 26 - function number |
1599 | * ebx = 8 - subfunction number |
1600 | * ebx = 8 - subfunction number |
1600 | Returned value: |
1601 | Returned value: |
1601 | * eax = HD partition (beginning from 1) |
1602 | * eax = HD partition (beginning from 1) |
1602 | Remarks: |
1603 | Remarks: |
1603 | * Any application in any time can change partition. |
1604 | * Any application in any time can change partition. |
1604 | * To set partition use subfunction 8 of function 21. |
1605 | * To set partition use subfunction 8 of function 21. |
1605 | * To get number of partitions on a hard disk use |
1606 | * To get number of partitions on a hard disk use |
1606 | subfunction 11 of function 18. |
1607 | subfunction 11 of function 18. |
1607 | * To get base of used hard disk, use subfunction 7. |
1608 | * To get base of used hard disk, use subfunction 7. |
1608 | 1609 | ||
1609 | ====================================================================== |
1610 | ====================================================================== |
1610 | === Function 26, subfunction 9 - get the value of the time counter. == |
1611 | === Function 26, subfunction 9 - get the value of the time counter. == |
1611 | ====================================================================== |
1612 | ====================================================================== |
1612 | Parameters: |
1613 | Parameters: |
1613 | * eax = 26 - function number |
1614 | * eax = 26 - function number |
1614 | * ebx = 9 - subfunction number |
1615 | * ebx = 9 - subfunction number |
1615 | Returned value: |
1616 | Returned value: |
1616 | * eax = number of 1/100s of second, past from the system boot time |
1617 | * eax = number of 1/100s of second, past from the system boot time |
1617 | Remarks: |
1618 | Remarks: |
1618 | * Counter takes modulo 2^32, that correspond to a little more |
1619 | * Counter takes modulo 2^32, that correspond to a little more |
1619 | than 497 days. |
1620 | than 497 days. |
1620 | * To get system time use function 3. |
1621 | * To get system time use function 3. |
1621 | 1622 | ||
1622 | ====================================================================== |
1623 | ====================================================================== |
1623 | ======== Function 26, subfunction 10 - get sound DMA channel. ======== |
1624 | ======== Function 26, subfunction 10 - get sound DMA channel. ======== |
1624 | ====================================================================== |
1625 | ====================================================================== |
1625 | Parameters: |
1626 | Parameters: |
1626 | * eax = 26 - function number |
1627 | * eax = 26 - function number |
1627 | * ebx = 10 - subfunction number |
1628 | * ebx = 10 - subfunction number |
1628 | Returned value: |
1629 | Returned value: |
1629 | * eax = number of the channel (from 0 to 3 inclusive) |
1630 | * eax = number of the channel (from 0 to 3 inclusive) |
1630 | Remarks: |
1631 | Remarks: |
1631 | * Number of the DMA channel is used by subfunction 1 of function 55. |
1632 | * Number of the DMA channel is used by subfunction 1 of function 55. |
1632 | * To set the sound DMA channel use subfunction 10 of function 21. |
1633 | * To set the sound DMA channel use subfunction 10 of function 21. |
1633 | 1634 | ||
1634 | ====================================================================== |
1635 | ====================================================================== |
1635 | ===================== Function 26, subfunction 11 ==================== |
1636 | ===================== Function 26, subfunction 11 ==================== |
1636 | ========== Find out whether low-level HD access is enabled. ========== |
1637 | ========== Find out whether low-level HD access is enabled. ========== |
1637 | ====================================================================== |
1638 | ====================================================================== |
1638 | Parameters: |
1639 | Parameters: |
1639 | * eax = 26 - function number |
1640 | * eax = 26 - function number |
1640 | * ebx = 11 - subfunction number |
1641 | * ebx = 11 - subfunction number |
1641 | Returned value: |
1642 | Returned value: |
1642 | * eax = 0/1 - disabled/enabled |
1643 | * eax = 0/1 - disabled/enabled |
1643 | Remarks: |
1644 | Remarks: |
1644 | * Is used in LBA read (subfunction 8 of function 58). |
1645 | * Is used in LBA read (subfunction 8 of function 58). |
1645 | * To set current state use subfunction 11 of function 21. |
1646 | * To set current state use subfunction 11 of function 21. |
1646 | 1647 | ||
1647 | ====================================================================== |
1648 | ====================================================================== |
1648 | ===================== Function 26, subfunction 12 ==================== |
1649 | ===================== Function 26, subfunction 12 ==================== |
1649 | ========== Find out whether low-level PCI access is enabled. ========= |
1650 | ========== Find out whether low-level PCI access is enabled. ========= |
1650 | ====================================================================== |
1651 | ====================================================================== |
1651 | Parameters: |
1652 | Parameters: |
1652 | * eax = 26 - function number |
1653 | * eax = 26 - function number |
1653 | * ebx = 12 - subfunction number |
1654 | * ebx = 12 - subfunction number |
1654 | Returned value: |
1655 | Returned value: |
1655 | * eax = 0/1 - disabled/enabled |
1656 | * eax = 0/1 - disabled/enabled |
1656 | Remarks: |
1657 | Remarks: |
1657 | * Is used by operations with PCI bus (function 62). |
1658 | * Is used by operations with PCI bus (function 62). |
1658 | * The current implementation uses only low bit of ecx. |
1659 | * The current implementation uses only low bit of ecx. |
1659 | * To set the current state use subfunction 12 of function 21. |
1660 | * To set the current state use subfunction 12 of function 21. |
1660 | 1661 | ||
1661 | ====================================================================== |
1662 | ====================================================================== |
1662 | ======== Function 27 - set Windows Sound System (WSS) volume. ======== |
1663 | ======== Function 27 - set Windows Sound System (WSS) volume. ======== |
1663 | ====================================================================== |
1664 | ====================================================================== |
1664 | Parameters: |
1665 | Parameters: |
1665 | * eax = 27 - function number |
1666 | * eax = 27 - function number |
1666 | * ebx = what to set: |
1667 | * ebx = what to set: |
1667 | * 1 - set common volume |
1668 | * 1 - set common volume |
1668 | * 2 - set Line In volume |
1669 | * 2 - set Line In volume |
1669 | * cl = volume level (0x0=highest, 0x1F=lowest, |
1670 | * cl = volume level (0x0=highest, 0x1F=lowest, |
1670 | if bit 0x80 is set=disable) |
1671 | if bit 0x80 is set=disable) |
1671 | Returned value: |
1672 | Returned value: |
1672 | * eax = 0 - success |
1673 | * eax = 0 - success |
1673 | * eax = 1 - WSS base is not defined |
1674 | * eax = 1 - WSS base is not defined |
1674 | * eax = 2 - incorrect subfunction |
1675 | * eax = 2 - incorrect subfunction |
1675 | Remarks: |
1676 | Remarks: |
1676 | * Previously WSS base port must be defined by call to |
1677 | * Previously WSS base port must be defined by call to |
1677 | subfunction 6 of function 21. |
1678 | subfunction 6 of function 21. |
1678 | * Set of common volume is ignored (function simply returns eax=0). |
1679 | * Set of common volume is ignored (function simply returns eax=0). |
1679 | * Old documentation and kernel sources erraticly name function 2 |
1680 | * Old documentation and kernel sources erraticly name function 2 |
1680 | as CD-audio volume. |
1681 | as CD-audio volume. |
1681 | 1682 | ||
1682 | ====================================================================== |
1683 | ====================================================================== |
1683 | =================== Function 28 - set SB16 volume. =================== |
1684 | =================== Function 28 - set SB16 volume. =================== |
1684 | ====================================================================== |
1685 | ====================================================================== |
1685 | Parameters: |
1686 | Parameters: |
1686 | * eax = 28 - function number |
1687 | * eax = 28 - function number |
1687 | * ebx = what to install: |
1688 | * ebx = what to install: |
1688 | * 1 - install common volume |
1689 | * 1 - install common volume |
1689 | * 2 - install CD-audio volume |
1690 | * 2 - install CD-audio volume |
1690 | * cl = volume level (0=off, 0xFF=max) |
1691 | * cl = volume level (0=off, 0xFF=max) |
1691 | Returned value: |
1692 | Returned value: |
1692 | * eax = 0 - success |
1693 | * eax = 0 - success |
1693 | * eax = 1 - SB base is not defined |
1694 | * eax = 1 - SB base is not defined |
1694 | * eax = 2 - incorrect subfunction |
1695 | * eax = 2 - incorrect subfunction |
1695 | Remarks: |
1696 | Remarks: |
1696 | * Previously SB base port must be defined by |
1697 | * Previously SB base port must be defined by |
1697 | subfunction 4 of function 21. |
1698 | subfunction 4 of function 21. |
1698 | * This function gives more variants for volume, that function 25. |
1699 | * This function gives more variants for volume, that function 25. |
1699 | 1700 | ||
1700 | ====================================================================== |
1701 | ====================================================================== |
1701 | =================== Function 29 - get system date. =================== |
1702 | =================== Function 29 - get system date. =================== |
1702 | ====================================================================== |
1703 | ====================================================================== |
1703 | Parameters: |
1704 | Parameters: |
1704 | * eax = 29 - function number |
1705 | * eax = 29 - function number |
1705 | Returned value: |
1706 | Returned value: |
1706 | * eax = 0x00DDMMYY, where |
1707 | * eax = 0x00DDMMYY, where |
1707 | (binary-decimal coding, BCD, is used) |
1708 | (binary-decimal coding, BCD, is used) |
1708 | * YY = two low digits of year (00..99) |
1709 | * YY = two low digits of year (00..99) |
1709 | * MM = month (01..12) |
1710 | * MM = month (01..12) |
1710 | * DD = day (01..31) |
1711 | * DD = day (01..31) |
1711 | Remarks: |
1712 | Remarks: |
1712 | * To set system date use function 22. |
1713 | * To set system date use function 22. |
1713 | 1714 | ||
1714 | ====================================================================== |
1715 | ====================================================================== |
1715 | =============== Function 32 - delete file from ramdisk. ============== |
1716 | =============== Function 32 - delete file from ramdisk. ============== |
1716 | ====================================================================== |
1717 | ====================================================================== |
1717 | Parameters: |
1718 | Parameters: |
1718 | * eax = 32 - function number |
1719 | * eax = 32 - function number |
1719 | * ebx = pointer to the filename |
1720 | * ebx = pointer to the filename |
1720 | Returned value: |
1721 | Returned value: |
1721 | * eax = 0 - success; otherwise file system error code |
1722 | * eax = 0 - success; otherwise file system error code |
1722 | Remarks: |
1723 | Remarks: |
1723 | * This function is obsolete; function 58 allows to fulfill |
1724 | * This function is obsolete; function 58 allows to fulfill |
1724 | the same operations with the extended possibilities. |
1725 | the same operations with the extended possibilities. |
1725 | * The current implementation returns only values 0(success) and |
1726 | * The current implementation returns only values 0(success) and |
1726 | 5(file not found). |
1727 | 5(file not found). |
1727 | * The filename must be either in the format 8+3 characters |
1728 | * The filename must be either in the format 8+3 characters |
1728 | (first 8 characters - name itself, last 3 - extension, |
1729 | (first 8 characters - name itself, last 3 - extension, |
1729 | the short names and extensions are supplemented with spaces), |
1730 | the short names and extensions are supplemented with spaces), |
1730 | or in the format 8.3 characters "FILE.EXT"/"FILE.EX " |
1731 | or in the format 8.3 characters "FILE.EXT"/"FILE.EX " |
1731 | (name no more than 8 characters, dot, extension 3 characters |
1732 | (name no more than 8 characters, dot, extension 3 characters |
1732 | supplemented if necessary by spaces). |
1733 | supplemented if necessary by spaces). |
1733 | The filename must be written with capital letters. The terminating |
1734 | The filename must be written with capital letters. The terminating |
1734 | character with code 0 is not necessary (not ASCIIZ-string). |
1735 | character with code 0 is not necessary (not ASCIIZ-string). |
1735 | * This function does not support folders on the ramdisk. |
1736 | * This function does not support folders on the ramdisk. |
1736 | 1737 | ||
1737 | ====================================================================== |
1738 | ====================================================================== |
1738 | ================ Function 33 - write file to ramdisk. ================ |
1739 | ================ Function 33 - write file to ramdisk. ================ |
1739 | ====================================================================== |
1740 | ====================================================================== |
1740 | Parameters: |
1741 | Parameters: |
1741 | * eax = 33 - function number |
1742 | * eax = 33 - function number |
1742 | * ebx = pointer to the filename |
1743 | * ebx = pointer to the filename |
1743 | * ecx = pointer to data for writing |
1744 | * ecx = pointer to data for writing |
1744 | * edx = number of bytes for writing |
1745 | * edx = number of bytes for writing |
1745 | * should be set esi=0 |
1746 | * should be set esi=0 |
1746 | Returned value: |
1747 | Returned value: |
1747 | * eax = 0 - success, otherwise file system error code |
1748 | * eax = 0 - success, otherwise file system error code |
1748 | Remarks: |
1749 | Remarks: |
1749 | * This function is obsolete; function 70 allows to fulfil |
1750 | * This function is obsolete; function 70 allows to fulfil |
1750 | the same operations with extended possibilities. |
1751 | the same operations with extended possibilities. |
1751 | * If esi contains non-zero value and selected file already exists, |
1752 | * If esi contains non-zero value and selected file already exists, |
1752 | one more file with the same name will be created. |
1753 | one more file with the same name will be created. |
1753 | * Otherwise file will be overwritten. |
1754 | * Otherwise file will be overwritten. |
1754 | * The filename must be either in the format 8+3 characters |
1755 | * The filename must be either in the format 8+3 characters |
1755 | (first 8 characters - name itself, last 3 - extension, |
1756 | (first 8 characters - name itself, last 3 - extension, |
1756 | the short names and extensions are supplemented with spaces), |
1757 | the short names and extensions are supplemented with spaces), |
1757 | or in the format 8.3 characters "FILE.EXT"/"FILE.EX " |
1758 | or in the format 8.3 characters "FILE.EXT"/"FILE.EX " |
1758 | (name no more than 8 characters, dot, extension 3 characters |
1759 | (name no more than 8 characters, dot, extension 3 characters |
1759 | supplemented if necessary by spaces). |
1760 | supplemented if necessary by spaces). |
1760 | The filename must be written with capital letters. The terminating |
1761 | The filename must be written with capital letters. The terminating |
1761 | character with code 0 is not necessary (not ASCIIZ-string). |
1762 | character with code 0 is not necessary (not ASCIIZ-string). |
1762 | * This function does not support folders on the ramdisk. |
1763 | * This function does not support folders on the ramdisk. |
1763 | 1764 | ||
1764 | ====================================================================== |
1765 | ====================================================================== |
1765 | ======= Function 35 - read the color of a pixel on the screen. ======= |
1766 | ======= Function 35 - read the color of a pixel on the screen. ======= |
1766 | ====================================================================== |
1767 | ====================================================================== |
1767 | Parameters: |
1768 | Parameters: |
1768 | * eax = 35 |
1769 | * eax = 35 |
1769 | * ebx = y*xsize+x, where |
1770 | * ebx = y*xsize+x, where |
1770 | * (x,y) = coordinates of a pixel (beginning from 0) |
1771 | * (x,y) = coordinates of a pixel (beginning from 0) |
1771 | * xsize = horizontal screen size |
1772 | * xsize = horizontal screen size |
1772 | Returned value: |
1773 | Returned value: |
1773 | * eax = color 0x00RRGGBB |
1774 | * eax = color 0x00RRGGBB |
1774 | Remarks: |
1775 | Remarks: |
1775 | * To get screen sizes use function 14. Pay attention, |
1776 | * To get screen sizes use function 14. Pay attention, |
1776 | that it subtracts 1 from both sizes. |
1777 | that it subtracts 1 from both sizes. |
1777 | * There is also direct access (without any system calls) |
1778 | * There is also direct access (without any system calls) |
1778 | to videomemory through the selector gs. To get parameters of |
1779 | to videomemory through the selector gs. To get parameters of |
1779 | the current videomode, use function 61. |
1780 | the current videomode, use function 61. |
1780 | 1781 | ||
1781 | ====================================================================== |
1782 | ====================================================================== |
1782 | ========= Function 37 - get coordinates/status of the mouse. ========= |
1783 | ========= Function 37 - get coordinates/status of the mouse. ========= |
1783 | ====================================================================== |
1784 | ====================================================================== |
1784 | 1785 | ||
1785 | ---------- Subfunction 0 - screen coordinates of the mouse ----------- |
1786 | ---------- Subfunction 0 - screen coordinates of the mouse ----------- |
1786 | Parameters: |
1787 | Parameters: |
1787 | * eax = 37 - function number |
1788 | * eax = 37 - function number |
1788 | * ebx = 0 - subfunction number |
1789 | * ebx = 0 - subfunction number |
1789 | Returned value: |
1790 | Returned value: |
1790 | * eax = x*65536 + y, (x,y)=coordinates of the mouse pointer |
1791 | * eax = x*65536 + y, (x,y)=coordinates of the mouse pointer |
1791 | (beginning from 0) |
1792 | (beginning from 0) |
1792 | 1793 | ||
1793 | -- Subfunction 1 - coordinates of the mouse relative to the window --- |
1794 | -- Subfunction 1 - coordinates of the mouse relative to the window --- |
1794 | Parameters: |
1795 | Parameters: |
1795 | * eax = 37 - function number |
1796 | * eax = 37 - function number |
1796 | * ebx = 1 - subfunction number |
1797 | * ebx = 1 - subfunction number |
1797 | Returned value: |
1798 | Returned value: |
1798 | * eax = x*65536 + y, (x,y)=coordinates of the mouse pointer |
1799 | * eax = x*65536 + y, (x,y)=coordinates of the mouse pointer |
1799 | relative to the application window (beginning from 0) |
1800 | relative to the application window (beginning from 0) |
1800 | Remarks: |
1801 | Remarks: |
1801 | * The value is calculated by formula (x-xwnd)*65536 + (y-ywnd). |
1802 | * The value is calculated by formula (x-xwnd)*65536 + (y-ywnd). |
1802 | If y>=ywnd, the low word is non-negative and contains |
1803 | If y>=ywnd, the low word is non-negative and contains |
1803 | relative y-coordinate, and the high word - relative x-coordinate |
1804 | relative y-coordinate, and the high word - relative x-coordinate |
1804 | (with correct sign). Otherwise the low word is negative and still |
1805 | (with correct sign). Otherwise the low word is negative and still |
1805 | contains relative y-coordinate, and to the high word |
1806 | contains relative y-coordinate, and to the high word |
1806 | 1 should be added. |
1807 | 1 should be added. |
1807 | 1808 | ||
1808 | ------------ Subfunction 2 - pressed buttons of the mouse ------------ |
1809 | ------------ Subfunction 2 - pressed buttons of the mouse ------------ |
1809 | Parameters: |
1810 | Parameters: |
1810 | * eax = 37 - function number |
1811 | * eax = 37 - function number |
1811 | * ebx = 2 - subfunction number |
1812 | * ebx = 2 - subfunction number |
1812 | Returned value: |
1813 | Returned value: |
1813 | * eax contains information on the pressed mouse buttons: |
1814 | * eax contains information on the pressed mouse buttons: |
1814 | * bit 0 is set = left button is pressed |
1815 | * bit 0 is set = left button is pressed |
1815 | * bit 1 is set = right button is pressed |
1816 | * bit 1 is set = right button is pressed |
1816 | * other bits are cleared |
1817 | * other bits are cleared |
1817 | 1818 | ||
1818 | ====================================================================== |
1819 | ====================================================================== |
1819 | ====================== Function 38 - draw line. ====================== |
1820 | ====================== Function 38 - draw line. ====================== |
1820 | ====================================================================== |
1821 | ====================================================================== |
1821 | Parameters: |
1822 | Parameters: |
1822 | * eax = 38 - function number |
1823 | * eax = 38 - function number |
1823 | * ebx = [start coordinate on axis x]*65536 + |
1824 | * ebx = [start coordinate on axis x]*65536 + |
1824 | [end coordinate on axis x] |
1825 | [end coordinate on axis x] |
1825 | * ecx = [start coordinate on axis y]*65536 + |
1826 | * ecx = [start coordinate on axis y]*65536 + |
1826 | [end coordinate on axis y] |
1827 | [end coordinate on axis y] |
1827 | * edx = 0x00RRGGBB - color |
1828 | * edx = 0x00RRGGBB - color |
1828 | edx = 0x01xxxxxx - draw inversed line |
1829 | edx = 0x01xxxxxx - draw inversed line |
1829 | (low 24 bits are ignored) |
1830 | (low 24 bits are ignored) |
1830 | Returned value: |
1831 | Returned value: |
1831 | * function does not return value |
1832 | * function does not return value |
1832 | Remarks: |
1833 | Remarks: |
1833 | * Coordinates are relative to the window. |
1834 | * Coordinates are relative to the window. |
1834 | * End point is also drawn. |
1835 | * End point is also drawn. |
1835 | 1836 | ||
1836 | ====================================================================== |
1837 | ====================================================================== |
1837 | == Function 39, subfunction 1 - get a size of the background image. == |
1838 | == Function 39, subfunction 1 - get a size of the background image. == |
1838 | ====================================================================== |
1839 | ====================================================================== |
1839 | Parameters: |
1840 | Parameters: |
1840 | * eax = 39 - function number |
1841 | * eax = 39 - function number |
1841 | * ebx = 1 - subfunction number |
1842 | * ebx = 1 - subfunction number |
1842 | Returned value: |
1843 | Returned value: |
1843 | * eax = [width]*65536 + [height] |
1844 | * eax = [width]*65536 + [height] |
1844 | Remarks: |
1845 | Remarks: |
1845 | * There is a pair function to set sizes of background image - |
1846 | * There is a pair function to set sizes of background image - |
1846 | subfunction 1 of function 15. After which it is necessary, |
1847 | subfunction 1 of function 15. After which it is necessary, |
1847 | of course, anew to define image. |
1848 | of course, anew to define image. |
1848 | 1849 | ||
1849 | ====================================================================== |
1850 | ====================================================================== |
1850 | == Function 39, subfunction 2 - get pixel from the background image. = |
1851 | == Function 39, subfunction 2 - get pixel from the background image. = |
1851 | ====================================================================== |
1852 | ====================================================================== |
1852 | Parameters: |
1853 | Parameters: |
1853 | * eax = 39 - function number |
1854 | * eax = 39 - function number |
1854 | * ebx = 2 - subfunction number |
1855 | * ebx = 2 - subfunction number |
1855 | * ecx = offset |
1856 | * ecx = offset |
1856 | Returned value: |
1857 | Returned value: |
1857 | * eax = 0x00RRGGBB - pixel color, if offset is valid |
1858 | * eax = 0x00RRGGBB - pixel color, if offset is valid |
1858 | (less than 0x160000-16) |
1859 | (less than 0x160000-16) |
1859 | * eax = 2 otherwise |
1860 | * eax = 2 otherwise |
1860 | Remarks: |
1861 | Remarks: |
1861 | * Do not rely on returned value for invalid offsets, it may be |
1862 | * Do not rely on returned value for invalid offsets, it may be |
1862 | changed in future kernel versions. |
1863 | changed in future kernel versions. |
1863 | * Offset for pixel with coordinates (x,y) |
1864 | * Offset for pixel with coordinates (x,y) |
1864 | is calculated as (x+y*xsize)*3. |
1865 | is calculated as (x+y*xsize)*3. |
1865 | * There is a pair function to set pixel on the background image - |
1866 | * There is a pair function to set pixel on the background image - |
1866 | subfunction 2 of function 15. |
1867 | subfunction 2 of function 15. |
1867 | 1868 | ||
1868 | ====================================================================== |
1869 | ====================================================================== |
1869 | == Function 39, subfunction 4 - get drawing mode for the background. = |
1870 | == Function 39, subfunction 4 - get drawing mode for the background. = |
1870 | ====================================================================== |
1871 | ====================================================================== |
1871 | Parameters: |
1872 | Parameters: |
1872 | * eax = 39 - function number |
1873 | * eax = 39 - function number |
1873 | * ebx = 4 - subfunction number |
1874 | * ebx = 4 - subfunction number |
1874 | Returned value: |
1875 | Returned value: |
1875 | * eax = 1 - tile |
1876 | * eax = 1 - tile |
1876 | * eax = 2 - stretch |
1877 | * eax = 2 - stretch |
1877 | Remarks: |
1878 | Remarks: |
1878 | * There is a pair function to set drawing mode - |
1879 | * There is a pair function to set drawing mode - |
1879 | subfunction 4 of function 15. |
1880 | subfunction 4 of function 15. |
1880 | 1881 | ||
1881 | ====================================================================== |
1882 | ====================================================================== |
1882 | =========== Function 40 - set the mask for expected events. ========== |
1883 | =========== Function 40 - set the mask for expected events. ========== |
1883 | ====================================================================== |
1884 | ====================================================================== |
1884 | The mask for expected events affects function working with events |
1885 | The mask for expected events affects function working with events |
1885 | 10, 11, 23 - they notify only about events allowed by this mask. |
1886 | 10, 11, 23 - they notify only about events allowed by this mask. |
1886 | Parameters: |
1887 | Parameters: |
1887 | * eax = 40 - function number |
1888 | * eax = 40 - function number |
1888 | * ebx = mask: bit i corresponds to event i+1 (see list of events) |
1889 | * ebx = mask: bit i corresponds to event i+1 (see list of events) |
1889 | (set bit permits notice on event) |
1890 | (set bit permits notice on event) |
1890 | Returned value: |
1891 | Returned value: |
1891 | * function does not return value |
1892 | * function does not return value |
1892 | Remarks: |
1893 | Remarks: |
1893 | * Default mask (7=111b) enables nofices about redraw, |
1894 | * Default mask (7=111b) enables nofices about redraw, |
1894 | keys and buttons. This is enough for many applications. |
1895 | keys and buttons. This is enough for many applications. |
1895 | * Events prohibited in the mask are saved anyway, when come; |
1896 | * Events prohibited in the mask are saved anyway, when come; |
1896 | they are simply not informed with event functions. |
1897 | they are simply not informed with event functions. |
1897 | * Event functions take into account the mask on moment of |
1898 | * Event functions take into account the mask on moment of |
1898 | function call, not on moment of event arrival. |
1899 | function call, not on moment of event arrival. |
1899 | 1900 | ||
1900 | ====================================================================== |
1901 | ====================================================================== |
1901 | ==================== Function 41 - get IRQ owner. ==================== |
1902 | ==================== Function 41 - get IRQ owner. ==================== |
1902 | ====================================================================== |
1903 | ====================================================================== |
1903 | Parameters: |
1904 | Parameters: |
1904 | * eax = 41 - function number |
1905 | * eax = 41 - function number |
1905 | * ebx = IRQ number, 0..15 |
1906 | * ebx = IRQ number, 0..15 |
1906 | Returned value: |
1907 | Returned value: |
1907 | * eax = owner PID |
1908 | * eax = owner PID |
1908 | * eax = 0, if there is no owner |
1909 | * eax = 0, if there is no owner |
1909 | * eax = -1 for incorrect ebx |
1910 | * eax = -1 for incorrect ebx |
1910 | 1911 | ||
1911 | ====================================================================== |
1912 | ====================================================================== |
1912 | ==================== Function 42 - read IRQ data. ==================== |
1913 | ==================== Function 42 - read IRQ data. ==================== |
1913 | ====================================================================== |
1914 | ====================================================================== |
1914 | When an IRQ occurs, the system reads data from ports indicated |
1915 | When an IRQ occurs, the system reads data from ports indicated |
1915 | earlier by function 44 and writes this data to |
1916 | earlier by function 44 and writes this data to |
1916 | internal buffer. This function reads out data from that buffer |
1917 | internal buffer. This function reads out data from that buffer |
1917 | bytewise. |
1918 | bytewise. |
1918 | Parameters: |
1919 | Parameters: |
1919 | * eax = 42 - function number |
1920 | * eax = 42 - function number |
1920 | * ebx = IRQ number, 0..15 |
1921 | * ebx = IRQ number, 0..15 |
1921 | Returned value: (use value of ecx to distinguish) |
1922 | Returned value: (use value of ecx to distinguish) |
1922 | * if the thread is not IRQ owner (or IRQ number is incorrect): |
1923 | * if the thread is not IRQ owner (or IRQ number is incorrect): |
1923 | * ecx = 2 |
1924 | * ecx = 2 |
1924 | * if there is no data: |
1925 | * if there is no data: |
1925 | * eax = 0 |
1926 | * eax = 0 |
1926 | * ecx = 1 |
1927 | * ecx = 1 |
1927 | * ebx destroyed |
1928 | * ebx destroyed |
1928 | * if all is ok: |
1929 | * if all is ok: |
1929 | * eax = byte size of data, not yet read from buffer |
1930 | * eax = byte size of data, not yet read from buffer |
1930 | * ecx = 0 |
1931 | * ecx = 0 |
1931 | * ebx = current byte |
1932 | * ebx = current byte |
1932 | Remarks: |
1933 | Remarks: |
1933 | * Previously the thread must reserve indicated IRQ for itself |
1934 | * Previously the thread must reserve indicated IRQ for itself |
1934 | by function 45. |
1935 | by function 45. |
1935 | * The size of data buffer is 4000 bytes, on overflow |
1936 | * The size of data buffer is 4000 bytes, on overflow |
1936 | "fresh" data cease to be written in the buffer. |
1937 | "fresh" data cease to be written in the buffer. |
1937 | 1938 | ||
1938 | ====================================================================== |
1939 | ====================================================================== |
1939 | ================ Function 43 - input/output to a port. =============== |
1940 | ================ Function 43 - input/output to a port. =============== |
1940 | ====================================================================== |
1941 | ====================================================================== |
1941 | 1942 | ||
1942 | ------------------------ Output data to port ------------------------- |
1943 | ------------------------ Output data to port ------------------------- |
1943 | Parameters: |
1944 | Parameters: |
1944 | * eax = 43 - function number |
1945 | * eax = 43 - function number |
1945 | * bl = byte for output |
1946 | * bl = byte for output |
1946 | * ecx = port number 0xnnnn (from 0 to 0xFFFF) |
1947 | * ecx = port number 0xnnnn (from 0 to 0xFFFF) |
1947 | Returned value: |
1948 | Returned value: |
1948 | * eax = 0 - success |
1949 | * eax = 0 - success |
1949 | * eax = 1 - the thread has not reserved the selected port |
1950 | * eax = 1 - the thread has not reserved the selected port |
1950 | 1951 | ||
1951 | ------------------------ Input data from port ------------------------ |
1952 | ------------------------ Input data from port ------------------------ |
1952 | Parameters: |
1953 | Parameters: |
1953 | * eax = 43 - function number |
1954 | * eax = 43 - function number |
1954 | * ebx is ignored |
1955 | * ebx is ignored |
1955 | * ecx = 0x8000nnnn, where nnnn = port number (from 0 to 0xFFFF) |
1956 | * ecx = 0x8000nnnn, where nnnn = port number (from 0 to 0xFFFF) |
1956 | Returned value: |
1957 | Returned value: |
1957 | * eax = 0 - success, thus ebx = entered byte |
1958 | * eax = 0 - success, thus ebx = entered byte |
1958 | * eax = 1 - the thread has not reserved the selected port |
1959 | * eax = 1 - the thread has not reserved the selected port |
1959 | Remarks: |
1960 | Remarks: |
1960 | * Previously the thread must reserve the selected port |
1961 | * Previously the thread must reserve the selected port |
1961 | for itself by function 46. |
1962 | for itself by function 46. |
1962 | * Instead of call to this function it is better to use |
1963 | * Instead of call to this function it is better to use |
1963 | processor instructions in/out - this is much |
1964 | processor instructions in/out - this is much |
1964 | faster and a bit shorter and easier. |
1965 | faster and a bit shorter and easier. |
1965 | 1966 | ||
1966 | ====================================================================== |
1967 | ====================================================================== |
1967 | =========== Function 44 - define operations at IRQ arrival. ========== |
1968 | =========== Function 44 - define operations at IRQ arrival. ========== |
1968 | ====================================================================== |
1969 | ====================================================================== |
1969 | At IRQ arrival the system can read the data from ports defined |
1970 | At IRQ arrival the system can read the data from ports defined |
1970 | by this function and write these data to internal buffer, whence |
1971 | by this function and write these data to internal buffer, whence |
1971 | they can be read by ôóíêöèåé 42. |
1972 | they can be read by ôóíêöèåé 42. |
1972 | Parameters: |
1973 | Parameters: |
1973 | * eax = 44 - function number |
1974 | * eax = 44 - function number |
1974 | * ebx = pointer to the array of structures each describing one port: |
1975 | * ebx = pointer to the array of structures each describing one port: |
1975 | * +0: word: 0 means end of array, otherwise port number |
1976 | * +0: word: 0 means end of array, otherwise port number |
1976 | * +2: byte: reserved (ignored) |
1977 | * +2: byte: reserved (ignored) |
1977 | * +3: byte: 1=read byte from this port, 2=read word |
1978 | * +3: byte: 1=read byte from this port, 2=read word |
1978 | * ecx = IRQ number, 0..15 |
1979 | * ecx = IRQ number, 0..15 |
1979 | Returned value: |
1980 | Returned value: |
1980 | * eax = 0 - success |
1981 | * eax = 0 - success |
1981 | * eax = 1 - the thread is not owner of selected IRQ |
1982 | * eax = 1 - the thread is not owner of selected IRQ |
1982 | Remarks: |
1983 | Remarks: |
1983 | * Previously the thread must reserve for itself selected IRQ |
1984 | * Previously the thread must reserve for itself selected IRQ |
1984 | by function 45. |
1985 | by function 45. |
1985 | * First 16 ports are considered only. |
1986 | * First 16 ports are considered only. |
1986 | * The current implementation considers incorrect value of field +3 |
1987 | * The current implementation considers incorrect value of field +3 |
1987 | as a signal to terminate IRQ processing. |
1988 | as a signal to terminate IRQ processing. |
1988 | 1989 | ||
1989 | ====================================================================== |
1990 | ====================================================================== |
1990 | =================== Function 45 - reserve/free IRQ. ================== |
1991 | =================== Function 45 - reserve/free IRQ. ================== |
1991 | ====================================================================== |
1992 | ====================================================================== |
1992 | Parameters: |
1993 | Parameters: |
1993 | * eax = 45 - function number |
1994 | * eax = 45 - function number |
1994 | * ebx = 0 - reserve, 1 = free |
1995 | * ebx = 0 - reserve, 1 = free |
1995 | * ecx = IRQ number, 0..15 |
1996 | * ecx = IRQ number, 0..15 |
1996 | Returned value: |
1997 | Returned value: |
1997 | * eax = 0 - success |
1998 | * eax = 0 - success |
1998 | * eax = 1 - error (invalid IRQ number |
1999 | * eax = 1 - error (invalid IRQ number |
1999 | or attempt to reserve not free IRQ |
2000 | or attempt to reserve not free IRQ |
2000 | or to free IRQ, not reserved by this thread) |
2001 | or to free IRQ, not reserved by this thread) |
2001 | Remarks: |
2002 | Remarks: |
2002 | * IRQ reservation is required for functions 42 and 44. |
2003 | * IRQ reservation is required for functions 42 and 44. |
2003 | * Only one thread can reserve the specific IRQ. |
2004 | * Only one thread can reserve the specific IRQ. |
2004 | * IRQs, handled by the system itself, are reserved by the system |
2005 | * IRQs, handled by the system itself, are reserved by the system |
2005 | (thread 1) at booting. |
2006 | (thread 1) at booting. |
2006 | * When a thread terminates, all reserved by it IRQs |
2007 | * When a thread terminates, all reserved by it IRQs |
2007 | are freed automatically. |
2008 | are freed automatically. |
2008 | 2009 | ||
2009 | ====================================================================== |
2010 | ====================================================================== |
2010 | ====== Function 46 - reserve/free a group of input/output ports. ===== |
2011 | ====== Function 46 - reserve/free a group of input/output ports. ===== |
2011 | ====================================================================== |
2012 | ====================================================================== |
2012 | To work with reserved ports an application can access directly by |
2013 | To work with reserved ports an application can access directly by |
2013 | commands in/out (recommended way) and can use function 43 |
2014 | commands in/out (recommended way) and can use function 43 |
2014 | (not recommended way). |
2015 | (not recommended way). |
2015 | Parameters: |
2016 | Parameters: |
2016 | * eax = 46 - function number |
2017 | * eax = 46 - function number |
2017 | * ebx = 0 - reserve, 1 - free |
2018 | * ebx = 0 - reserve, 1 - free |
2018 | * ecx = start port number |
2019 | * ecx = start port number |
2019 | * edx = end port number (inclusive) |
2020 | * edx = end port number (inclusive) |
2020 | Returned value: |
2021 | Returned value: |
2021 | * eax = 0 - success |
2022 | * eax = 0 - success |
2022 | * eax = 1 - error |
2023 | * eax = 1 - error |
2023 | Remarks: |
2024 | Remarks: |
2024 | * For ports reservation: an error occurs if and only if |
2025 | * For ports reservation: an error occurs if and only if |
2025 | one from the following condition satisfies: |
2026 | one from the following condition satisfies: |
2026 | * start port is more than end port; |
2027 | * start port is more than end port; |
2027 | * the selected range contains incorrect port number |
2028 | * the selected range contains incorrect port number |
2028 | (correct are from 0 to 0xFFFF); |
2029 | (correct are from 0 to 0xFFFF); |
2029 | * limit for the total number of reserved areas is exceeded |
2030 | * limit for the total number of reserved areas is exceeded |
2030 | (maximum 255 are allowed); |
2031 | (maximum 255 are allowed); |
2031 | * the selected range intersects with any of earlier reserved |
2032 | * the selected range intersects with any of earlier reserved |
2032 | * For ports free: an error is an attempt to free range, |
2033 | * For ports free: an error is an attempt to free range, |
2033 | that was not earlier reserved by this function |
2034 | that was not earlier reserved by this function |
2034 | (with same ecx,edx). |
2035 | (with same ecx,edx). |
2035 | * If an error occurs (for both cases) function performs no action. |
2036 | * If an error occurs (for both cases) function performs no action. |
2036 | * At booting the system reserves for itself ports 0..0xff, and if |
2037 | * At booting the system reserves for itself ports 0..0xff, and if |
2037 | COM-mouse is detected - additionally range of COM-ports |
2038 | COM-mouse is detected - additionally range of COM-ports |
2038 | 0x3f0..0x3ff and/or 0x2f0..0x2ff. |
2039 | 0x3f0..0x3ff and/or 0x2f0..0x2ff. |
2039 | * When a thread terminates, all reserved by it ports |
2040 | * When a thread terminates, all reserved by it ports |
2040 | are freed automatically. |
2041 | are freed automatically. |
2041 | 2042 | ||
2042 | ====================================================================== |
2043 | ====================================================================== |
2043 | ============= Function 47 - draw a number in the window. ============= |
2044 | ============= Function 47 - draw a number in the window. ============= |
2044 | ====================================================================== |
2045 | ====================================================================== |
2045 | Parameters: |
2046 | Parameters: |
2046 | * eax = 47 - function number |
2047 | * eax = 47 - function number |
2047 | * ebx = parameters of conversion number to text: |
2048 | * ebx = parameters of conversion number to text: |
2048 | * bl = 0 - ecx contains number |
2049 | * bl = 0 - ecx contains number |
2049 | * bl = 1 - ecx contains pointer to dword-number |
2050 | * bl = 1 - ecx contains pointer to dword-number |
2050 | * bh = 0 - display in decimal number system |
2051 | * bh = 0 - display in decimal number system |
2051 | * bh = 1 - display in hexadecimal system |
2052 | * bh = 1 - display in hexadecimal system |
2052 | * bh = 2 - display in binary system |
2053 | * bh = 2 - display in binary system |
2053 | * áèòû 16-21 = how many digits to display |
2054 | * áèòû 16-21 = how many digits to display |
2054 | * áèòû 22-31 reserved and must be set to 0 |
2055 | * áèòû 22-31 reserved and must be set to 0 |
2055 | * ecx = number (if bl=0) or pointer (if bl=1) |
2056 | * ecx = number (if bl=0) or pointer (if bl=1) |
2056 | * edx = [coordinate on axis x]*65536 + [coordinate on axis y] |
2057 | * edx = [coordinate on axis x]*65536 + [coordinate on axis y] |
2057 | * esi = 0xN0RRGGBB, RRGGBB=color, N=font (0/1) |
2058 | * esi = 0xX0RRGGBB: |
- | 2059 | * RR, GG, BB specify the color |
|
- | 2060 | * X = ABnn (bits) |
|
- | 2061 | * nn = font (0/1) |
|
- | 2062 | * A is ignored |
|
- | 2063 | * B=1 - fill background with the color edi |
|
2058 | Returned value: |
2064 | Returned value: |
2059 | * function does not return value |
2065 | * function does not return value |
2060 | Remarks: |
2066 | Remarks: |
2061 | * The given length must not exceed 60. |
2067 | * The given length must not exceed 60. |
2062 | * The exactly given amount of digits is output. If number is small |
2068 | * The exactly given amount of digits is output. If number is small |
2063 | and can be written by smaller amount of digits, it is supplemented |
2069 | and can be written by smaller amount of digits, it is supplemented |
2064 | by leading zeroes; if the number is big and can not be written by |
2070 | by leading zeroes; if the number is big and can not be written by |
2065 | given amount of digits, extra digits are not drawn. |
2071 | given amount of digits, extra digits are not drawn. |
2066 | * Parameters of fonts are shown in the description of function 4 |
2072 | * Parameters of fonts are shown in the description of function 4 |
2067 | (text output). |
2073 | (text output). |
2068 | 2074 | ||
2069 | ====================================================================== |
2075 | ====================================================================== |
2070 | ========= Function 48, subfunction 0 - apply screen settings. ======== |
2076 | ========= Function 48, subfunction 0 - apply screen settings. ======== |
2071 | ====================================================================== |
2077 | ====================================================================== |
2072 | Parameters: |
2078 | Parameters: |
2073 | * eax = 48 - function number |
2079 | * eax = 48 - function number |
2074 | * ebx = 0 - subfunction number |
2080 | * ebx = 0 - subfunction number |
2075 | * ecx = 0 - reserved |
2081 | * ecx = 0 - reserved |
2076 | Returned value: |
2082 | Returned value: |
2077 | * function does not return value |
2083 | * function does not return value |
2078 | Remarks: |
2084 | Remarks: |
2079 | * Function redraws the screen after parameters change by |
2085 | * Function redraws the screen after parameters change by |
2080 | subfunctions 1 and 2. |
2086 | subfunctions 1 and 2. |
2081 | * Function call without prior call to one of indicated subfunctions |
2087 | * Function call without prior call to one of indicated subfunctions |
2082 | is ignored. |
2088 | is ignored. |
2083 | * Function call with nonzero ecx is ignored. |
2089 | * Function call with nonzero ecx is ignored. |
2084 | 2090 | ||
2085 | ====================================================================== |
2091 | ====================================================================== |
2086 | =========== Function 48, subfunction 1 - set button style. =========== |
2092 | =========== Function 48, subfunction 1 - set button style. =========== |
2087 | ====================================================================== |
2093 | ====================================================================== |
2088 | Parameters: |
2094 | Parameters: |
2089 | * eax = 48 - function number |
2095 | * eax = 48 - function number |
2090 | * ebx = 1 - subfunction number |
2096 | * ebx = 1 - subfunction number |
2091 | * ecx = button style: |
2097 | * ecx = button style: |
2092 | * 0 = flat |
2098 | * 0 = flat |
2093 | * 1 = 3d |
2099 | * 1 = 3d |
2094 | Returned value: |
2100 | Returned value: |
2095 | * function does not return value |
2101 | * function does not return value |
2096 | Remarks: |
2102 | Remarks: |
2097 | * After call to this function one should redraw the screen by |
2103 | * After call to this function one should redraw the screen by |
2098 | subfunction 0. |
2104 | subfunction 0. |
2099 | * Button style influences only to their draw of function 8. |
2105 | * Button style influences only to their draw of function 8. |
2100 | 2106 | ||
2101 | ====================================================================== |
2107 | ====================================================================== |
2102 | ====== Function 48, subfunction 2 - set standard window colors. ====== |
2108 | ====== Function 48, subfunction 2 - set standard window colors. ====== |
2103 | ====================================================================== |
2109 | ====================================================================== |
2104 | Parameters: |
2110 | Parameters: |
2105 | * eax = 48 - function number |
2111 | * eax = 48 - function number |
2106 | * ebx = 2 - subfunction number |
2112 | * ebx = 2 - subfunction number |
2107 | * ecx = pointer to the color table |
2113 | * ecx = pointer to the color table |
2108 | * edx = size of the color table |
2114 | * edx = size of the color table |
2109 | (must be 40 bytes for future compatibility) |
2115 | (must be 40 bytes for future compatibility) |
2110 | Format of the color table is shown in description of subfunction 3. |
2116 | Format of the color table is shown in description of subfunction 3. |
2111 | Returned value: |
2117 | Returned value: |
2112 | * function does not return value |
2118 | * function does not return value |
2113 | Remarks: |
2119 | Remarks: |
2114 | * After call to this function one should redraw the screen by |
2120 | * After call to this function one should redraw the screen by |
2115 | subfunction 0. |
2121 | subfunction 0. |
2116 | * Table of standard colors influences only to applications, |
2122 | * Table of standard colors influences only to applications, |
2117 | which receive this table obviously (by subfunction 3) |
2123 | which receive this table obviously (by subfunction 3) |
2118 | and use it (specifying colors from it to drawing functions). |
2124 | and use it (specifying colors from it to drawing functions). |
2119 | * Table of standard colors is included in skin and is installed |
2125 | * Table of standard colors is included in skin and is installed |
2120 | anew with skin installation (by subfunction 8). |
2126 | anew with skin installation (by subfunction 8). |
2121 | * Color table can be viewed/changed interactively with |
2127 | * Color table can be viewed/changed interactively with |
2122 | the application 'desktop'. |
2128 | the application 'desktop'. |
2123 | 2129 | ||
2124 | ====================================================================== |
2130 | ====================================================================== |
2125 | ====== Function 48, subfunction 3 - get standard window colors. ====== |
2131 | ====== Function 48, subfunction 3 - get standard window colors. ====== |
2126 | ====================================================================== |
2132 | ====================================================================== |
2127 | Parameters: |
2133 | Parameters: |
2128 | * eax = 48 - function number |
2134 | * eax = 48 - function number |
2129 | * ebx = 3 - subfunction number |
2135 | * ebx = 3 - subfunction number |
2130 | * ecx = pointer to the buffer with size edx bytes, |
2136 | * ecx = pointer to the buffer with size edx bytes, |
2131 | where table will be written |
2137 | where table will be written |
2132 | * edx = size of color table |
2138 | * edx = size of color table |
2133 | (must be 40 bytes for future compatibility) |
2139 | (must be 40 bytes for future compatibility) |
2134 | Returned value: |
2140 | Returned value: |
2135 | * function does not return value |
2141 | * function does not return value |
2136 | Format of the color table: |
2142 | Format of the color table: |
2137 | each item is dword-value for color 0x00RRGGBB |
2143 | each item is dword-value for color 0x00RRGGBB |
2138 | * +0: dword: frames - color of frame |
2144 | * +0: dword: frames - color of frame |
2139 | * +4: dword: grab - color of header |
2145 | * +4: dword: grab - color of header |
2140 | * +8: dword: grab_button - color of button on header bar |
2146 | * +8: dword: grab_button - color of button on header bar |
2141 | * +12 = +0xC: dword: grab_button_text - color of text on button |
2147 | * +12 = +0xC: dword: grab_button_text - color of text on button |
2142 | on header bar |
2148 | on header bar |
2143 | * +16 = +0x10: dword: grab_text - color of text on header |
2149 | * +16 = +0x10: dword: grab_text - color of text on header |
2144 | * +20 = +0x14: dword: work - color of working area |
2150 | * +20 = +0x14: dword: work - color of working area |
2145 | * +24 = +0x18: dword: work_button - color of button in working area |
2151 | * +24 = +0x18: dword: work_button - color of button in working area |
2146 | * +28 = +0x1C: dword: work_button_text - color of text on button |
2152 | * +28 = +0x1C: dword: work_button_text - color of text on button |
2147 | in working area |
2153 | in working area |
2148 | * +32 = +0x20: dword: work_text - color of text in working area |
2154 | * +32 = +0x20: dword: work_text - color of text in working area |
2149 | * +36 = +0x24: dword: work_graph - color of graphics in working area |
2155 | * +36 = +0x24: dword: work_graph - color of graphics in working area |
2150 | Remarks: |
2156 | Remarks: |
2151 | * Structure of the color table is described in the standard |
2157 | * Structure of the color table is described in the standard |
2152 | include file 'macros.inc' as 'system_colors'; for example, |
2158 | include file 'macros.inc' as 'system_colors'; for example, |
2153 | it is possible to write: |
2159 | it is possible to write: |
2154 | sc system_colors ; variable declaration |
2160 | sc system_colors ; variable declaration |
2155 | ... ; somewhere one must call |
2161 | ... ; somewhere one must call |
2156 | ; this function with ecx=sc |
2162 | ; this function with ecx=sc |
2157 | mov ecx, [sc.work_button_text] ; read text color on |
2163 | mov ecx, [sc.work_button_text] ; read text color on |
2158 | ; buttin in working area |
2164 | ; buttin in working area |
2159 | * A program itself desides to use or not to use color table. |
2165 | * A program itself desides to use or not to use color table. |
2160 | For usage program must simply at calls to drawing functions select |
2166 | For usage program must simply at calls to drawing functions select |
2161 | color taken from the table. |
2167 | color taken from the table. |
2162 | * At change of the table of standard colors (by subfunction 2 with |
2168 | * At change of the table of standard colors (by subfunction 2 with |
2163 | the subsequent application of changes by subfunction 0 or |
2169 | the subsequent application of changes by subfunction 0 or |
2164 | at skin set by subfunction 8) the system sends to all windows |
2170 | at skin set by subfunction 8) the system sends to all windows |
2165 | redraw message (the event with code 1). |
2171 | redraw message (the event with code 1). |
2166 | * Color table can be viewed/changed interactively with |
2172 | * Color table can be viewed/changed interactively with |
2167 | the application 'desktop'. |
2173 | the application 'desktop'. |
2168 | 2174 | ||
2169 | ====================================================================== |
2175 | ====================================================================== |
2170 | ============ Function 48, subfunction 4 - get skin height. =========== |
2176 | ============ Function 48, subfunction 4 - get skin height. =========== |
2171 | ====================================================================== |
2177 | ====================================================================== |
2172 | Parameters: |
2178 | Parameters: |
2173 | * eax = 48 - function number |
2179 | * eax = 48 - function number |
2174 | * ebx = 4 - subfunction number |
2180 | * ebx = 4 - subfunction number |
2175 | Returned value: |
2181 | Returned value: |
2176 | * eax = skin height |
2182 | * eax = skin height |
2177 | Remarks: |
2183 | Remarks: |
2178 | * Skin height is defined as the height of a header |
2184 | * Skin height is defined as the height of a header |
2179 | of skinned windows. |
2185 | of skinned windows. |
2180 | * See also general structure of window in the description |
2186 | * See also general structure of window in the description |
2181 | of function 0. |
2187 | of function 0. |
2182 | 2188 | ||
2183 | ====================================================================== |
2189 | ====================================================================== |
2184 | ======== Function 48, subfunction 5 - get screen working area. ======= |
2190 | ======== Function 48, subfunction 5 - get screen working area. ======= |
2185 | ====================================================================== |
2191 | ====================================================================== |
2186 | Parameters: |
2192 | Parameters: |
2187 | * eax = 48 - function number |
2193 | * eax = 48 - function number |
2188 | * ebx = 5 - subfunction number |
2194 | * ebx = 5 - subfunction number |
2189 | Returned value: |
2195 | Returned value: |
2190 | * eax = [left]*65536 + [right] |
2196 | * eax = [left]*65536 + [right] |
2191 | * ebx = [top]*65536 + [bottom] |
2197 | * ebx = [top]*65536 + [bottom] |
2192 | Remarks: |
2198 | Remarks: |
2193 | * The screen working area defines position and coordinates of |
2199 | * The screen working area defines position and coordinates of |
2194 | a maximized window. |
2200 | a maximized window. |
2195 | * The screen working area in view of normal work is all screen |
2201 | * The screen working area in view of normal work is all screen |
2196 | without system panel (the application '@panel'). |
2202 | without system panel (the application '@panel'). |
2197 | * (left,top) are coordinates of the left upper corner, |
2203 | * (left,top) are coordinates of the left upper corner, |
2198 | (right,bottom) are coordinates of the right lower one. |
2204 | (right,bottom) are coordinates of the right lower one. |
2199 | Thus the size of working area on x axis can be calculated by |
2205 | Thus the size of working area on x axis can be calculated by |
2200 | formula right-left+1, on y axis - by formula bottom-right+1. |
2206 | formula right-left+1, on y axis - by formula bottom-right+1. |
2201 | * See also function 14, |
2207 | * See also function 14, |
2202 | to get sizes of all screen. |
2208 | to get sizes of all screen. |
2203 | * There is a pair function to set working area - subfunction 6. |
2209 | * There is a pair function to set working area - subfunction 6. |
2204 | 2210 | ||
2205 | ====================================================================== |
2211 | ====================================================================== |
2206 | ======== Function 48, subfunction 6 - set screen working area. ======= |
2212 | ======== Function 48, subfunction 6 - set screen working area. ======= |
2207 | ====================================================================== |
2213 | ====================================================================== |
2208 | Parameters: |
2214 | Parameters: |
2209 | * eax = 48 - function number |
2215 | * eax = 48 - function number |
2210 | * ebx = 6 - subfunction number |
2216 | * ebx = 6 - subfunction number |
2211 | * ecx = [left]*65536 + [right] |
2217 | * ecx = [left]*65536 + [right] |
2212 | * edx = [top]*65536 + [bottom] |
2218 | * edx = [top]*65536 + [bottom] |
2213 | Returned value: |
2219 | Returned value: |
2214 | * function does not return value |
2220 | * function does not return value |
2215 | Remarks: |
2221 | Remarks: |
2216 | * The screen working area defines position and coordinates of |
2222 | * The screen working area defines position and coordinates of |
2217 | a maximized window. |
2223 | a maximized window. |
2218 | * This function is used only by the application '@panel', |
2224 | * This function is used only by the application '@panel', |
2219 | which set working area to all screen without system panel. |
2225 | which set working area to all screen without system panel. |
2220 | * (left,top) are coordinates of the left upper corner, |
2226 | * (left,top) are coordinates of the left upper corner, |
2221 | (right,bottom) are coordinates of the right lower one. |
2227 | (right,bottom) are coordinates of the right lower one. |
2222 | Thus the size of working area on x axis can be calculated by |
2228 | Thus the size of working area on x axis can be calculated by |
2223 | formula right-left+1, on y axis - by formula bottom-right+1. |
2229 | formula right-left+1, on y axis - by formula bottom-right+1. |
2224 | * If 'left'>='right', x-coordinate of working area is not changed. |
2230 | * If 'left'>='right', x-coordinate of working area is not changed. |
2225 | If 'left'<0, 'left' will not be set. If 'right' is greater than or |
2231 | If 'left'<0, 'left' will not be set. If 'right' is greater than or |
2226 | equal to screen width, 'right' will not be set. |
2232 | equal to screen width, 'right' will not be set. |
2227 | Similarly on y axis. |
2233 | Similarly on y axis. |
2228 | * See also function 14, |
2234 | * See also function 14, |
2229 | to get sizes of all screen. |
2235 | to get sizes of all screen. |
2230 | * There is a pair function to get working area - subfunction 5. |
2236 | * There is a pair function to get working area - subfunction 5. |
2231 | * This function redraws the screen automatically, |
2237 | * This function redraws the screen automatically, |
2232 | updating coordinates and sizes of maximized windows. |
2238 | updating coordinates and sizes of maximized windows. |
2233 | The system sends to all windows redraw message (the event 1). |
2239 | The system sends to all windows redraw message (the event 1). |
2234 | 2240 | ||
2235 | ====================================================================== |
2241 | ====================================================================== |
2236 | =========== Function 48, subfunction 7 - get skin margins. =========== |
2242 | =========== Function 48, subfunction 7 - get skin margins. =========== |
2237 | ====================================================================== |
2243 | ====================================================================== |
2238 | Returns the area of a header of a skinned window, intended for |
2244 | Returns the area of a header of a skinned window, intended for |
2239 | a text of a header. |
2245 | a text of a header. |
2240 | Parameters: |
2246 | Parameters: |
2241 | * eax = 48 - function number |
2247 | * eax = 48 - function number |
2242 | * ebx = 7 - subfunction number |
2248 | * ebx = 7 - subfunction number |
2243 | Returned value: |
2249 | Returned value: |
2244 | * eax = [left]*65536 + [right] |
2250 | * eax = [left]*65536 + [right] |
2245 | * ebx = [top]*65536 + [bottom] |
2251 | * ebx = [top]*65536 + [bottom] |
2246 | Remarks: |
2252 | Remarks: |
2247 | * An application decides itself to use or not to use this function. |
2253 | * An application decides itself to use or not to use this function. |
2248 | * It is recommended to take into account returned value |
2254 | * It is recommended to take into account returned value |
2249 | of this function for choice of a place for drawing header text |
2255 | of this function for choice of a place for drawing header text |
2250 | (by function 4) or a substitute of header text |
2256 | (by function 4) or a substitute of header text |
2251 | (at the discretion of an application). |
2257 | (at the discretion of an application). |
2252 | 2258 | ||
2253 | ====================================================================== |
2259 | ====================================================================== |
2254 | ============= Function 48, subfunction 8 - set used skin. ============ |
2260 | ============= Function 48, subfunction 8 - set used skin. ============ |
2255 | ====================================================================== |
2261 | ====================================================================== |
2256 | Parameters: |
2262 | Parameters: |
2257 | * eax = 48 - function number |
2263 | * eax = 48 - function number |
2258 | * ebx = 8 - subfunction number |
2264 | * ebx = 8 - subfunction number |
2259 | * ecx = pointer to a block for function 58, in |
2265 | * ecx = pointer to a block for function 58, in |
2260 | which the fields of intermediate buffer and file name are filled |
2266 | which the fields of intermediate buffer and file name are filled |
2261 | Returned value: |
2267 | Returned value: |
2262 | * eax = 0 - success |
2268 | * eax = 0 - success |
2263 | * otherwise eax = file system error code; if file does not |
2269 | * otherwise eax = file system error code; if file does not |
2264 | contain valid skin, function returns error 3 |
2270 | contain valid skin, function returns error 3 |
2265 | (unknown file system). |
2271 | (unknown file system). |
2266 | Remarks: |
2272 | Remarks: |
2267 | * After successful skin loading the system sends to all windows |
2273 | * After successful skin loading the system sends to all windows |
2268 | redraw message (the event 1). |
2274 | redraw message (the event 1). |
2269 | * At booting the system reads skin from file 'default.skn' |
2275 | * At booting the system reads skin from file 'default.skn' |
2270 | on ramdisk. |
2276 | on ramdisk. |
2271 | * User can change the skin statically by creating hisself |
2277 | * User can change the skin statically by creating hisself |
2272 | 'default.skn' or dynamically with the application 'desktop'. |
2278 | 'default.skn' or dynamically with the application 'desktop'. |
2273 | 2279 | ||
2274 | ====================================================================== |
2280 | ====================================================================== |
2275 | =========== Function 49 - Advanced Power Management (APM). =========== |
2281 | =========== Function 49 - Advanced Power Management (APM). =========== |
2276 | ====================================================================== |
2282 | ====================================================================== |
2277 | Parameters: |
2283 | Parameters: |
2278 | * eax = 49 - function number |
2284 | * eax = 49 - function number |
2279 | * dx = number of the APM function |
2285 | * dx = number of the APM function |
2280 | (analogue of ax in APM specification) |
2286 | (analogue of ax in APM specification) |
2281 | * bx, cx = parameters of the APM function |
2287 | * bx, cx = parameters of the APM function |
2282 | Returned value: |
2288 | Returned value: |
2283 | * 16-bit registers ax, bx, cx, dx, si, di and carry flag CF |
2289 | * 16-bit registers ax, bx, cx, dx, si, di and carry flag CF |
2284 | are set according to the APM specification |
2290 | are set according to the APM specification |
2285 | * high halves of 32-bit registers eax, ebx, ecx, |
2291 | * high halves of 32-bit registers eax, ebx, ecx, |
2286 | edx, esi, edi are destroyed |
2292 | edx, esi, edi are destroyed |
2287 | Remarks: |
2293 | Remarks: |
2288 | * APM 1.2 specification is described in the document |
2294 | * APM 1.2 specification is described in the document |
2289 | "Advanced Power Management (APM) BIOS Specification" |
2295 | "Advanced Power Management (APM) BIOS Specification" |
2290 | (Revision 1.2), available at |
2296 | (Revision 1.2), available at |
2291 | http://www.microsoft.com/whdc/archive/amp_12.mspx; |
2297 | http://www.microsoft.com/whdc/archive/amp_12.mspx; |
2292 | besides it is included in famous Interrupt List by Ralf Brown |
2298 | besides it is included in famous Interrupt List by Ralf Brown |
2293 | (http://www.pobox.com/~ralf/files.html, |
2299 | (http://www.pobox.com/~ralf/files.html, |
2294 | ftp://ftp.cs.cmu.edu/afs/cs/user/ralf/pub/). |
2300 | ftp://ftp.cs.cmu.edu/afs/cs/user/ralf/pub/). |
2295 | 2301 | ||
2296 | ====================================================================== |
2302 | ====================================================================== |
2297 | =================== Function 50 - set window shape. ================== |
2303 | =================== Function 50 - set window shape. ================== |
2298 | ====================================================================== |
2304 | ====================================================================== |
2299 | Normal windows have rectangular shape. This function can give to |
2305 | Normal windows have rectangular shape. This function can give to |
2300 | a window any shape. The shape is given by a set of points inside |
2306 | a window any shape. The shape is given by a set of points inside |
2301 | the base rectangle belonging to a window. Position and coordinates |
2307 | the base rectangle belonging to a window. Position and coordinates |
2302 | of the base rectangle are set by function 0 |
2308 | of the base rectangle are set by function 0 |
2303 | and changed by function 67. |
2309 | and changed by function 67. |
2304 | 2310 | ||
2305 | --------------------------- Set shape data --------------------------- |
2311 | --------------------------- Set shape data --------------------------- |
2306 | Parameters: |
2312 | Parameters: |
2307 | * eax = 50 - function number |
2313 | * eax = 50 - function number |
2308 | * ebx = 0 - subfunction number |
2314 | * ebx = 0 - subfunction number |
2309 | * ecx = pointer to shape data (array of bytes 0/1) |
2315 | * ecx = pointer to shape data (array of bytes 0/1) |
2310 | Returned value: |
2316 | Returned value: |
2311 | * function does not return value |
2317 | * function does not return value |
2312 | 2318 | ||
2313 | -------------------------- Set shape scale --------------------------- |
2319 | -------------------------- Set shape scale --------------------------- |
2314 | Parameters: |
2320 | Parameters: |
2315 | * eax = 50 - function number |
2321 | * eax = 50 - function number |
2316 | * ebx = 1 - subfunction number |
2322 | * ebx = 1 - subfunction number |
2317 | * ecx sets a scale: each byte of data defines |
2323 | * ecx sets a scale: each byte of data defines |
2318 | (2^scale)*(2^scale) pixels |
2324 | (2^scale)*(2^scale) pixels |
2319 | Returned value: |
2325 | Returned value: |
2320 | * function does not return value |
2326 | * function does not return value |
2321 | Remarks: |
2327 | Remarks: |
2322 | * Default scale is 0 (scale factor is 1). If in the shape data |
2328 | * Default scale is 0 (scale factor is 1). If in the shape data |
2323 | one byte corresponds to one pixel, there is no necessity |
2329 | one byte corresponds to one pixel, there is no necessity |
2324 | to set scale. |
2330 | to set scale. |
2325 | * Let's designate xsize = window width (in pixels), ysize = height; |
2331 | * Let's designate xsize = window width (in pixels), ysize = height; |
2326 | pay attention, that they are one pixel more than defined by |
2332 | pay attention, that they are one pixel more than defined by |
2327 | functions 0, 67. |
2333 | functions 0, 67. |
2328 | * On definition of scale xsize and ysize must be divisible |
2334 | * On definition of scale xsize and ysize must be divisible |
2329 | on 2^scale. |
2335 | on 2^scale. |
2330 | * Byte of data on offset 'a' must be 0/1 and defines belonging |
2336 | * Byte of data on offset 'a' must be 0/1 and defines belonging |
2331 | to a window of square with the side 2^scale (if scale=0, |
2337 | to a window of square with the side 2^scale (if scale=0, |
2332 | this is one pixel) and coordinates of the left upper corner |
2338 | this is one pixel) and coordinates of the left upper corner |
2333 | (a mod (xsize shr scale), a div (xsize shr scale)) |
2339 | (a mod (xsize shr scale), a div (xsize shr scale)) |
2334 | * Data size: (xsize shr scale)*(ysize shr scale). |
2340 | * Data size: (xsize shr scale)*(ysize shr scale). |
2335 | * Data must be presented in the memory and not change |
2341 | * Data must be presented in the memory and not change |
2336 | after set of shape. |
2342 | after set of shape. |
2337 | * The system views the shape data at every window redraw by |
2343 | * The system views the shape data at every window redraw by |
2338 | function 0. |
2344 | function 0. |
2339 | * The call of subfunction 0 with NULL pointer results in return |
2345 | * The call of subfunction 0 with NULL pointer results in return |
2340 | to the rectangular shape. |
2346 | to the rectangular shape. |
2341 | 2347 | ||
2342 | ====================================================================== |
2348 | ====================================================================== |
2343 | ==================== Function 51 - create thread. ==================== |
2349 | ==================== Function 51 - create thread. ==================== |
2344 | ====================================================================== |
2350 | ====================================================================== |
2345 | Parameters: |
2351 | Parameters: |
2346 | * eax = 51 - function number |
2352 | * eax = 51 - function number |
2347 | * ebx = 1 - unique subfunction |
2353 | * ebx = 1 - unique subfunction |
2348 | * ecx = address of thread entry point (starting eip) |
2354 | * ecx = address of thread entry point (starting eip) |
2349 | * edx = pointer to thread stack (starting esp) |
2355 | * edx = pointer to thread stack (starting esp) |
2350 | Returned value: |
2356 | Returned value: |
2351 | * eax = -1 - error (there is too many threads) |
2357 | * eax = -1 - error (there is too many threads) |
2352 | * otherwise eax = TID - thread identifier |
2358 | * otherwise eax = TID - thread identifier |
2353 | 2359 | ||
2354 | 2360 | ||
2355 | ====================================================================== |
2361 | ====================================================================== |
2356 | === Function 52, subfunction 0 - get network driver configuration. === |
2362 | === Function 52, subfunction 0 - get network driver configuration. === |
2357 | ====================================================================== |
2363 | ====================================================================== |
2358 | Parameters: |
2364 | Parameters: |
2359 | * eax = 52 - function number |
2365 | * eax = 52 - function number |
2360 | * ebx = 0 - subfunction number |
2366 | * ebx = 0 - subfunction number |
2361 | Returned value: |
2367 | Returned value: |
2362 | * eax = configuration dword |
2368 | * eax = configuration dword |
2363 | Remarks: |
2369 | Remarks: |
2364 | * Configuration dword can be set by subfunction 2. |
2370 | * Configuration dword can be set by subfunction 2. |
2365 | * The kernel does not use this variable. The value of this |
2371 | * The kernel does not use this variable. The value of this |
2366 | variable and working with it subfunctions 0 and 2 is represented |
2372 | variable and working with it subfunctions 0 and 2 is represented |
2367 | doubtful. |
2373 | doubtful. |
2368 | 2374 | ||
2369 | ====================================================================== |
2375 | ====================================================================== |
2370 | ========= Function 52, subfunction 1 - get local IP-address. ========= |
2376 | ========= Function 52, subfunction 1 - get local IP-address. ========= |
2371 | ====================================================================== |
2377 | ====================================================================== |
2372 | Parameters: |
2378 | Parameters: |
2373 | * eax = 52 - function number |
2379 | * eax = 52 - function number |
2374 | * ebx = 1 - subfunction number |
2380 | * ebx = 1 - subfunction number |
2375 | Returned value: |
2381 | Returned value: |
2376 | * eax = IP-address (4 bytes) |
2382 | * eax = IP-address (4 bytes) |
2377 | Remarks: |
2383 | Remarks: |
2378 | * Local IP-address is set by subfunction 3. |
2384 | * Local IP-address is set by subfunction 3. |
2379 | 2385 | ||
2380 | ====================================================================== |
2386 | ====================================================================== |
2381 | === Function 52, subfunction 2 - set network driver configuration. === |
2387 | === Function 52, subfunction 2 - set network driver configuration. === |
2382 | ====================================================================== |
2388 | ====================================================================== |
2383 | Parameters: |
2389 | Parameters: |
2384 | * eax = 52 - function number |
2390 | * eax = 52 - function number |
2385 | * ebx = 2 - subfunction number |
2391 | * ebx = 2 - subfunction number |
2386 | * ecx = configuration dword; if low 7 bits derivate the number 3, |
2392 | * ecx = configuration dword; if low 7 bits derivate the number 3, |
2387 | function [re-]initializes Ethernet-card, otherwise |
2393 | function [re-]initializes Ethernet-card, otherwise |
2388 | Ethernet turns off |
2394 | Ethernet turns off |
2389 | Returned value: |
2395 | Returned value: |
2390 | * if Ethernet-interface is not requested, function returns eax=2, |
2396 | * if Ethernet-interface is not requested, function returns eax=2, |
2391 | but this can be changed in future kernel versions |
2397 | but this can be changed in future kernel versions |
2392 | * if Ethernet-interface is requested, eax=0 means error |
2398 | * if Ethernet-interface is requested, eax=0 means error |
2393 | (absence of Ethernet-card), and nonzero value - success |
2399 | (absence of Ethernet-card), and nonzero value - success |
2394 | Remarks: |
2400 | Remarks: |
2395 | * Configuration dword can be read by subfunction 0. |
2401 | * Configuration dword can be read by subfunction 0. |
2396 | * The kernel does not use this variable. The value of this |
2402 | * The kernel does not use this variable. The value of this |
2397 | variable, subfunction 0 and part of subfunction 2, which set it, |
2403 | variable, subfunction 0 and part of subfunction 2, which set it, |
2398 | is represented doubtful. |
2404 | is represented doubtful. |
2399 | 2405 | ||
2400 | ====================================================================== |
2406 | ====================================================================== |
2401 | ========= Function 52, subfunction 3 - set local IP-address. ========= |
2407 | ========= Function 52, subfunction 3 - set local IP-address. ========= |
2402 | ====================================================================== |
2408 | ====================================================================== |
2403 | Parameters: |
2409 | Parameters: |
2404 | * eax = 52 - function number |
2410 | * eax = 52 - function number |
2405 | * ebx = 3 - subfunction number |
2411 | * ebx = 3 - subfunction number |
2406 | * ecx = IP-address (4 bytes) |
2412 | * ecx = IP-address (4 bytes) |
2407 | Returned value: |
2413 | Returned value: |
2408 | * the current implementation returns eax=3, but this can be changed |
2414 | * the current implementation returns eax=3, but this can be changed |
2409 | in future versions |
2415 | in future versions |
2410 | Remarks: |
2416 | Remarks: |
2411 | * Local IP-address can be get by subfunction 1. |
2417 | * Local IP-address can be get by subfunction 1. |
2412 | 2418 | ||
2413 | ====================================================================== |
2419 | ====================================================================== |
2414 | = Function 52, subfunction 6 - add data to the stack of input queue. = |
2420 | = Function 52, subfunction 6 - add data to the stack of input queue. = |
2415 | ====================================================================== |
2421 | ====================================================================== |
2416 | Parameters: |
2422 | Parameters: |
2417 | * eax = 52 - function number |
2423 | * eax = 52 - function number |
2418 | * ebx = 6 - subfunction number |
2424 | * ebx = 6 - subfunction number |
2419 | * edx = data size |
2425 | * edx = data size |
2420 | * esi = data pointer |
2426 | * esi = data pointer |
2421 | Returned value: |
2427 | Returned value: |
2422 | * eax = -1 - error |
2428 | * eax = -1 - error |
2423 | * eax = 0 - success |
2429 | * eax = 0 - success |
2424 | Remarks: |
2430 | Remarks: |
2425 | * This function is intended only for slow network drivers |
2431 | * This function is intended only for slow network drivers |
2426 | (PPP, SLIP). |
2432 | (PPP, SLIP). |
2427 | * Data size must not exceed 1500 bytes, though function |
2433 | * Data size must not exceed 1500 bytes, though function |
2428 | performs no checks on correctness. |
2434 | performs no checks on correctness. |
2429 | 2435 | ||
2430 | ====================================================================== |
2436 | ====================================================================== |
2431 | Function 52, subfunction 8 - read data from the network output queue. |
2437 | Function 52, subfunction 8 - read data from the network output queue. |
2432 | ====================================================================== |
2438 | ====================================================================== |
2433 | Parameters: |
2439 | Parameters: |
2434 | * eax = 52 - function number |
2440 | * eax = 52 - function number |
2435 | * ebx = 8 - subfunction number |
2441 | * ebx = 8 - subfunction number |
2436 | * esi = pointer to 1500-byte buffer |
2442 | * esi = pointer to 1500-byte buffer |
2437 | Returned value: |
2443 | Returned value: |
2438 | * eax = number of read bytes (in the current implementation |
2444 | * eax = number of read bytes (in the current implementation |
2439 | either 0 = no data or 1500) |
2445 | either 0 = no data or 1500) |
2440 | * data was copied in buffer |
2446 | * data was copied in buffer |
2441 | Remarks: |
2447 | Remarks: |
2442 | * This function is intended only for slow network drivers |
2448 | * This function is intended only for slow network drivers |
2443 | (PPP, SLIP). |
2449 | (PPP, SLIP). |
2444 | 2450 | ||
2445 | ====================================================================== |
2451 | ====================================================================== |
2446 | ============ Function 52, subfunction 9 - get gateway IP. ============ |
2452 | ============ Function 52, subfunction 9 - get gateway IP. ============ |
2447 | ====================================================================== |
2453 | ====================================================================== |
2448 | Parameters: |
2454 | Parameters: |
2449 | * eax = 52 - function number |
2455 | * eax = 52 - function number |
2450 | * ebx = 9 - subfunction number |
2456 | * ebx = 9 - subfunction number |
2451 | Returned value: |
2457 | Returned value: |
2452 | * eax = gateway IP (4 bytes) |
2458 | * eax = gateway IP (4 bytes) |
2453 | 2459 | ||
2454 | ====================================================================== |
2460 | ====================================================================== |
2455 | =========== Function 52, subfunction 10 - get subnet mask. =========== |
2461 | =========== Function 52, subfunction 10 - get subnet mask. =========== |
2456 | ====================================================================== |
2462 | ====================================================================== |
2457 | Parameters: |
2463 | Parameters: |
2458 | * eax = 52 - function number |
2464 | * eax = 52 - function number |
2459 | * ebx = 10 - subfunction number |
2465 | * ebx = 10 - subfunction number |
2460 | Returned value: |
2466 | Returned value: |
2461 | * eax = subnet mask |
2467 | * eax = subnet mask |
2462 | 2468 | ||
2463 | ====================================================================== |
2469 | ====================================================================== |
2464 | ============ Function 52, subfunction 11 - set gateway IP. =========== |
2470 | ============ Function 52, subfunction 11 - set gateway IP. =========== |
2465 | ====================================================================== |
2471 | ====================================================================== |
2466 | Parameters: |
2472 | Parameters: |
2467 | * eax = 52 - function number |
2473 | * eax = 52 - function number |
2468 | * ebx = 11 - subfunction number |
2474 | * ebx = 11 - subfunction number |
2469 | * ecx = gateway IP (4 bytes) |
2475 | * ecx = gateway IP (4 bytes) |
2470 | Returned value: |
2476 | Returned value: |
2471 | * the current implementation returns eax=11, but this can be changed |
2477 | * the current implementation returns eax=11, but this can be changed |
2472 | in future versions |
2478 | in future versions |
2473 | 2479 | ||
2474 | ====================================================================== |
2480 | ====================================================================== |
2475 | =========== Function 52, subfunction 12 - set subnet mask. =========== |
2481 | =========== Function 52, subfunction 12 - set subnet mask. =========== |
2476 | ====================================================================== |
2482 | ====================================================================== |
2477 | Parameters: |
2483 | Parameters: |
2478 | * eax = 52 - function number |
2484 | * eax = 52 - function number |
2479 | * ebx = 12 - subfunction number |
2485 | * ebx = 12 - subfunction number |
2480 | * ecx = subnet mask |
2486 | * ecx = subnet mask |
2481 | Returned value: |
2487 | Returned value: |
2482 | * the current implementation returns eax=12, but this can be changed |
2488 | * the current implementation returns eax=12, but this can be changed |
2483 | in future versions |
2489 | in future versions |
2484 | 2490 | ||
2485 | ====================================================================== |
2491 | ====================================================================== |
2486 | ============== Function 52, subfunction 13 - get DNS IP. ============= |
2492 | ============== Function 52, subfunction 13 - get DNS IP. ============= |
2487 | ====================================================================== |
2493 | ====================================================================== |
2488 | Parameters: |
2494 | Parameters: |
2489 | * eax = 52 - function number |
2495 | * eax = 52 - function number |
2490 | * ebx = 13 - subfunction number |
2496 | * ebx = 13 - subfunction number |
2491 | Returned value: |
2497 | Returned value: |
2492 | * eax = DNS IP (4 bytes) |
2498 | * eax = DNS IP (4 bytes) |
2493 | 2499 | ||
2494 | ====================================================================== |
2500 | ====================================================================== |
2495 | ============== Function 52, subfunction 14 - set DNS IP. ============= |
2501 | ============== Function 52, subfunction 14 - set DNS IP. ============= |
2496 | ====================================================================== |
2502 | ====================================================================== |
2497 | Parameters: |
2503 | Parameters: |
2498 | * eax = 52 - function number |
2504 | * eax = 52 - function number |
2499 | * ebx = 14 - subfunction number |
2505 | * ebx = 14 - subfunction number |
2500 | * ecx = DNS IP (4 bytes) |
2506 | * ecx = DNS IP (4 bytes) |
2501 | Returned value: |
2507 | Returned value: |
2502 | * the current implementation returns eax=14, but this can be changed |
2508 | * the current implementation returns eax=14, but this can be changed |
2503 | in future versions |
2509 | in future versions |
2504 | 2510 | ||
2505 | ====================================================================== |
2511 | ====================================================================== |
2506 | ============ Function 53, subfunction 0 - open UDP-socket. =========== |
2512 | ============ Function 53, subfunction 0 - open UDP-socket. =========== |
2507 | ====================================================================== |
2513 | ====================================================================== |
2508 | Parameters: |
2514 | Parameters: |
2509 | * eax = 53 - function number |
2515 | * eax = 53 - function number |
2510 | * ebx = 0 - subfunction number |
2516 | * ebx = 0 - subfunction number |
2511 | * ecx = local port (only low word is taken into account) |
2517 | * ecx = local port (only low word is taken into account) |
2512 | * edx = remote port (only low word is taken into account) |
2518 | * edx = remote port (only low word is taken into account) |
2513 | * esi = remote IP |
2519 | * esi = remote IP |
2514 | Returned value: |
2520 | Returned value: |
2515 | * eax = -1 = 0xFFFFFFFF - error; ebx destroyed |
2521 | * eax = -1 = 0xFFFFFFFF - error; ebx destroyed |
2516 | * eax = socket handle (some number which unambiguously identifies |
2522 | * eax = socket handle (some number which unambiguously identifies |
2517 | socket and have sense only for the system) - success; |
2523 | socket and have sense only for the system) - success; |
2518 | ebx destroyed |
2524 | ebx destroyed |
2519 | 2525 | ||
2520 | ====================================================================== |
2526 | ====================================================================== |
2521 | =========== Function 53, subfunction 1 - close UDP-socket. =========== |
2527 | =========== Function 53, subfunction 1 - close UDP-socket. =========== |
2522 | ====================================================================== |
2528 | ====================================================================== |
2523 | Parameters: |
2529 | Parameters: |
2524 | * eax = 53 - function number |
2530 | * eax = 53 - function number |
2525 | * ebx = 1 - subfunction number |
2531 | * ebx = 1 - subfunction number |
2526 | * ecx = socket handle |
2532 | * ecx = socket handle |
2527 | Returned value: |
2533 | Returned value: |
2528 | * eax = -1 - incorrect handle |
2534 | * eax = -1 - incorrect handle |
2529 | * eax = 0 - success |
2535 | * eax = 0 - success |
2530 | * ebx destroyed |
2536 | * ebx destroyed |
2531 | Remarks: |
2537 | Remarks: |
2532 | * The current implementation does not close automatically all |
2538 | * The current implementation does not close automatically all |
2533 | sockets of a thread at termination. In particular, one should not |
2539 | sockets of a thread at termination. In particular, one should not |
2534 | kill a thread with many opened sockets - there will be an outflow |
2540 | kill a thread with many opened sockets - there will be an outflow |
2535 | of resources. |
2541 | of resources. |
2536 | * The current implementation does no checks on correctness |
2542 | * The current implementation does no checks on correctness |
2537 | (function returns error only if thread tries to close not opened |
2543 | (function returns error only if thread tries to close not opened |
2538 | socket with correct handle). |
2544 | socket with correct handle). |
2539 | 2545 | ||
2540 | ====================================================================== |
2546 | ====================================================================== |
2541 | ============== Function 53, subfunction 2 - poll socket. ============= |
2547 | ============== Function 53, subfunction 2 - poll socket. ============= |
2542 | ====================================================================== |
2548 | ====================================================================== |
2543 | Parameters: |
2549 | Parameters: |
2544 | * eax = 53 - function number |
2550 | * eax = 53 - function number |
2545 | * ebx = 2 - subfunction number |
2551 | * ebx = 2 - subfunction number |
2546 | * ecx = socket handle |
2552 | * ecx = socket handle |
2547 | Returned value: |
2553 | Returned value: |
2548 | * eax = number of read bytes |
2554 | * eax = number of read bytes |
2549 | * ebx destroyed |
2555 | * ebx destroyed |
2550 | Remarks: |
2556 | Remarks: |
2551 | * There is no checks for correctness. |
2557 | * There is no checks for correctness. |
2552 | 2558 | ||
2553 | ====================================================================== |
2559 | ====================================================================== |
2554 | ========= Function 53, subfunction 3 - read byte from socket. ======== |
2560 | ========= Function 53, subfunction 3 - read byte from socket. ======== |
2555 | ====================================================================== |
2561 | ====================================================================== |
2556 | Parameters: |
2562 | Parameters: |
2557 | * eax = 53 - function number |
2563 | * eax = 53 - function number |
2558 | * ebx = 3 - subfunction number |
2564 | * ebx = 3 - subfunction number |
2559 | * ecx = socket handle |
2565 | * ecx = socket handle |
2560 | Returned value: |
2566 | Returned value: |
2561 | * if there is no read data: eax=0, bl=0, |
2567 | * if there is no read data: eax=0, bl=0, |
2562 | other bytes of ebx are destroyed |
2568 | other bytes of ebx are destroyed |
2563 | * if there are read data: eax=number of rest bytes |
2569 | * if there are read data: eax=number of rest bytes |
2564 | (possibly 0), bl=read byte, other bytes of ebx are destroyed |
2570 | (possibly 0), bl=read byte, other bytes of ebx are destroyed |
2565 | Remarks: |
2571 | Remarks: |
2566 | * There is no checks for correctness. |
2572 | * There is no checks for correctness. |
2567 | 2573 | ||
2568 | ====================================================================== |
2574 | ====================================================================== |
2569 | ========== Function 53, subfunction 4 - write to UDP-socket. ========= |
2575 | ========== Function 53, subfunction 4 - write to UDP-socket. ========= |
2570 | ====================================================================== |
2576 | ====================================================================== |
2571 | Parameters: |
2577 | Parameters: |
2572 | * eax = 53 - function number |
2578 | * eax = 53 - function number |
2573 | * ebx = 4 - subfunction number |
2579 | * ebx = 4 - subfunction number |
2574 | * ecx = socket handle |
2580 | * ecx = socket handle |
2575 | * edx = number of bytes to write |
2581 | * edx = number of bytes to write |
2576 | * esi = pointer to data to write |
2582 | * esi = pointer to data to write |
2577 | Returned value: |
2583 | Returned value: |
2578 | * eax = 0xffffffff - invalid handle |
2584 | * eax = 0xffffffff - invalid handle |
2579 | * eax = 0xffff - not enough memory |
2585 | * eax = 0xffff - not enough memory |
2580 | * eax = 0 - success |
2586 | * eax = 0 - success |
2581 | * ebx destroyed |
2587 | * ebx destroyed |
2582 | Remarks: |
2588 | Remarks: |
2583 | * Check on validity of handle is minimal - only not very incorrect |
2589 | * Check on validity of handle is minimal - only not very incorrect |
2584 | not opened handles are eliminated. |
2590 | not opened handles are eliminated. |
2585 | * Number of bytes to write must not exceed 1500-28, though |
2591 | * Number of bytes to write must not exceed 1500-28, though |
2586 | the appropriate check is not made. |
2592 | the appropriate check is not made. |
2587 | 2593 | ||
2588 | ====================================================================== |
2594 | ====================================================================== |
2589 | ============ Function 53, subfunction 5 - open TCP-socket. =========== |
2595 | ============ Function 53, subfunction 5 - open TCP-socket. =========== |
2590 | ====================================================================== |
2596 | ====================================================================== |
2591 | Parameters: |
2597 | Parameters: |
2592 | * eax = 53 - function number |
2598 | * eax = 53 - function number |
2593 | * ebx = 5 - subfunction number |
2599 | * ebx = 5 - subfunction number |
2594 | * ecx = local port (only low word is taken into account) |
2600 | * ecx = local port (only low word is taken into account) |
2595 | * edx = remote port (only low word is taken into account) |
2601 | * edx = remote port (only low word is taken into account) |
2596 | * esi = remote IP |
2602 | * esi = remote IP |
2597 | * edi = open mode: SOCKET_PASSIVE=0 or SOCKET_ACTIVE=1 |
2603 | * edi = open mode: SOCKET_PASSIVE=0 or SOCKET_ACTIVE=1 |
2598 | Returned value: |
2604 | Returned value: |
2599 | * eax = -1 = 0xFFFFFFFF - error; ebx destroys |
2605 | * eax = -1 = 0xFFFFFFFF - error; ebx destroys |
2600 | * eax = socket handle (some number which unambiguously identifies |
2606 | * eax = socket handle (some number which unambiguously identifies |
2601 | socket and have sense only for the system) - success; |
2607 | socket and have sense only for the system) - success; |
2602 | ebx destroyed |
2608 | ebx destroyed |
2603 | 2609 | ||
2604 | ====================================================================== |
2610 | ====================================================================== |
2605 | ========= Function 53, subfunction 6 - get TCP-socket status. ======== |
2611 | ========= Function 53, subfunction 6 - get TCP-socket status. ======== |
2606 | ====================================================================== |
2612 | ====================================================================== |
2607 | Parameters: |
2613 | Parameters: |
2608 | * eax = 53 - function number |
2614 | * eax = 53 - function number |
2609 | * ebx = 6 - subfunction number |
2615 | * ebx = 6 - subfunction number |
2610 | * ecx = socket handle |
2616 | * ecx = socket handle |
2611 | Returned value: |
2617 | Returned value: |
2612 | * eax = socket status: one of |
2618 | * eax = socket status: one of |
2613 | * TCB_LISTEN = 1 |
2619 | * TCB_LISTEN = 1 |
2614 | * TCB_SYN_SENT = 2 |
2620 | * TCB_SYN_SENT = 2 |
2615 | * TCB_SYN_RECEIVED = 3 |
2621 | * TCB_SYN_RECEIVED = 3 |
2616 | * TCB_ESTABLISHED = 4 |
2622 | * TCB_ESTABLISHED = 4 |
2617 | * TCB_FIN_WAIT_1 = 5 |
2623 | * TCB_FIN_WAIT_1 = 5 |
2618 | * TCB_FIN_WAIT_2 = 6 |
2624 | * TCB_FIN_WAIT_2 = 6 |
2619 | * TCB_CLOSE_WAIT = 7 |
2625 | * TCB_CLOSE_WAIT = 7 |
2620 | * TCB_CLOSING = 8 |
2626 | * TCB_CLOSING = 8 |
2621 | * TCB_LAST_ASK = 9 |
2627 | * TCB_LAST_ASK = 9 |
2622 | * TCB_TIME_WAIT = 10 |
2628 | * TCB_TIME_WAIT = 10 |
2623 | * TCB_CLOSED = 11 |
2629 | * TCB_CLOSED = 11 |
2624 | * ebx destroys |
2630 | * ebx destroys |
2625 | Remarks: |
2631 | Remarks: |
2626 | * There is no checks for correctness. |
2632 | * There is no checks for correctness. |
2627 | 2633 | ||
2628 | ====================================================================== |
2634 | ====================================================================== |
2629 | ========== Function 53, subfunction 7 - write to TCP-socket. ========= |
2635 | ========== Function 53, subfunction 7 - write to TCP-socket. ========= |
2630 | ====================================================================== |
2636 | ====================================================================== |
2631 | Parameters: |
2637 | Parameters: |
2632 | * eax = 53 - function number |
2638 | * eax = 53 - function number |
2633 | * ebx = 7 - subfunction number |
2639 | * ebx = 7 - subfunction number |
2634 | * ecx = socket handle |
2640 | * ecx = socket handle |
2635 | * edx = number of bytes to write |
2641 | * edx = number of bytes to write |
2636 | * esi = pointer to data to write |
2642 | * esi = pointer to data to write |
2637 | Returned value: |
2643 | Returned value: |
2638 | * eax = 0xffffffff - error |
2644 | * eax = 0xffffffff - error |
2639 | * eax = 0xffff - not enough memory |
2645 | * eax = 0xffff - not enough memory |
2640 | * eax = 0 - success |
2646 | * eax = 0 - success |
2641 | * ebx destroyed |
2647 | * ebx destroyed |
2642 | Remarks: |
2648 | Remarks: |
2643 | * Check on validity of handle is minimal - only not very incorrect |
2649 | * Check on validity of handle is minimal - only not very incorrect |
2644 | not opened handles are eliminated. |
2650 | not opened handles are eliminated. |
2645 | * Number of bytes to write must not exceed 1500-40, though |
2651 | * Number of bytes to write must not exceed 1500-40, though |
2646 | the appropriate check is not made. |
2652 | the appropriate check is not made. |
2647 | 2653 | ||
2648 | ====================================================================== |
2654 | ====================================================================== |
2649 | =========== Function 53, subfunction 8 - close TCP-socket. =========== |
2655 | =========== Function 53, subfunction 8 - close TCP-socket. =========== |
2650 | ====================================================================== |
2656 | ====================================================================== |
2651 | Parameters: |
2657 | Parameters: |
2652 | * eax = 53 - function number |
2658 | * eax = 53 - function number |
2653 | * ebx = 8 - subfunction number |
2659 | * ebx = 8 - subfunction number |
2654 | * ecx = socket handle |
2660 | * ecx = socket handle |
2655 | Returned value: |
2661 | Returned value: |
2656 | * eax = -1 - invalid handle |
2662 | * eax = -1 - invalid handle |
2657 | * eax = 0xffff - not enough memory for socket close packet |
2663 | * eax = 0xffff - not enough memory for socket close packet |
2658 | * eax = 0 - success |
2664 | * eax = 0 - success |
2659 | * in many cases eax is destroyed (the result of function 'queue' |
2665 | * in many cases eax is destroyed (the result of function 'queue' |
2660 | is returned) - probably this is bug, which will be corrected |
2666 | is returned) - probably this is bug, which will be corrected |
2661 | * ebx destroyed |
2667 | * ebx destroyed |
2662 | Remarks: |
2668 | Remarks: |
2663 | * The current implementation does not close automatically all |
2669 | * The current implementation does not close automatically all |
2664 | sockets of a thread at termination. In particular, one should not |
2670 | sockets of a thread at termination. In particular, one should not |
2665 | kill a thread with many opened sockets - there will be an outflow |
2671 | kill a thread with many opened sockets - there will be an outflow |
2666 | of resources. |
2672 | of resources. |
2667 | * The current implementation does no checks on correctness |
2673 | * The current implementation does no checks on correctness |
2668 | (function returns error only if thread tries to close not opened |
2674 | (function returns error only if thread tries to close not opened |
2669 | socket with correct handle). |
2675 | socket with correct handle). |
2670 | 2676 | ||
2671 | ====================================================================== |
2677 | ====================================================================== |
2672 | === Function 53, subfunction 9 - check whether local port is free. === |
2678 | === Function 53, subfunction 9 - check whether local port is free. === |
2673 | ====================================================================== |
2679 | ====================================================================== |
2674 | Parameters: |
2680 | Parameters: |
2675 | * eax = 53 - function number |
2681 | * eax = 53 - function number |
2676 | * ebx = 9 - subfunction number |
2682 | * ebx = 9 - subfunction number |
2677 | * ecx = local port number (low 16 bits are used only) |
2683 | * ecx = local port number (low 16 bits are used only) |
2678 | Returned value: |
2684 | Returned value: |
2679 | * eax = 0 - port is used |
2685 | * eax = 0 - port is used |
2680 | * eax = 1 - port is free |
2686 | * eax = 1 - port is free |
2681 | * ebx destroyed |
2687 | * ebx destroyed |
2682 | 2688 | ||
2683 | ====================================================================== |
2689 | ====================================================================== |
2684 | = Function 53, subfunction 255 - debug information of network driver. |
2690 | = Function 53, subfunction 255 - debug information of network driver. |
2685 | ====================================================================== |
2691 | ====================================================================== |
2686 | Parameters: |
2692 | Parameters: |
2687 | * eax = 53 - function number |
2693 | * eax = 53 - function number |
2688 | * ebx = 255 - subfunction number |
2694 | * ebx = 255 - subfunction number |
2689 | * ecx = type of requested information (see below) |
2695 | * ecx = type of requested information (see below) |
2690 | Returned value: |
2696 | Returned value: |
2691 | * eax = requested information |
2697 | * eax = requested information |
2692 | * ebx destroyed |
2698 | * ebx destroyed |
2693 | Possible values for ecx: |
2699 | Possible values for ecx: |
2694 | * 100: length of queue 0 (empty queue) |
2700 | * 100: length of queue 0 (empty queue) |
2695 | * 101: length of queue 1 (ip-out queue) |
2701 | * 101: length of queue 1 (ip-out queue) |
2696 | * 102: length of queue 2 (ip-in queue) |
2702 | * 102: length of queue 2 (ip-in queue) |
2697 | * 103: length of queue 3 (net1out queue) |
2703 | * 103: length of queue 3 (net1out queue) |
2698 | * 200: number of items in the ARP table |
2704 | * 200: number of items in the ARP table |
2699 | * 201: size of the ARP table (in items) (20 for current version) |
2705 | * 201: size of the ARP table (in items) (20 for current version) |
2700 | * 202: read item at edx of the ARP table to the temporary buffer, |
2706 | * 202: read item at edx of the ARP table to the temporary buffer, |
2701 | whence 5 following types take information; |
2707 | whence 5 following types take information; |
2702 | in this case eax is not defined |
2708 | in this case eax is not defined |
2703 | * 203: IP-address saved by type 202 |
2709 | * 203: IP-address saved by type 202 |
2704 | * 204: high dword of MAC-address saved by type 202 |
2710 | * 204: high dword of MAC-address saved by type 202 |
2705 | * 205: low word of MAC-address saved by type 202 |
2711 | * 205: low word of MAC-address saved by type 202 |
2706 | * 206: status word saved by type 202 |
2712 | * 206: status word saved by type 202 |
2707 | * 207: ttl word saved by type 202 |
2713 | * 207: ttl word saved by type 202 |
2708 | * 2: total number of received IP-packets |
2714 | * 2: total number of received IP-packets |
2709 | * 3: total number of transferred IP-packets |
2715 | * 3: total number of transferred IP-packets |
2710 | * 4: total number of dumped received packets |
2716 | * 4: total number of dumped received packets |
2711 | * 5: total number of received ARP-packets |
2717 | * 5: total number of received ARP-packets |
2712 | * 6: status of packet driver, 0=inactive, nonzero=active |
2718 | * 6: status of packet driver, 0=inactive, nonzero=active |
2713 | 2719 | ||
2714 | ====================================================================== |
2720 | ====================================================================== |
2715 | ========== Function 55, subfunction 0 - load data for SB16. ========== |
2721 | ========== Function 55, subfunction 0 - load data for SB16. ========== |
2716 | ====================================================================== |
2722 | ====================================================================== |
2717 | Parameters: |
2723 | Parameters: |
2718 | * eax = 55 - function number |
2724 | * eax = 55 - function number |
2719 | * ebx = 0 - subfunction number |
2725 | * ebx = 0 - subfunction number |
2720 | * ecx = pointer to data (is copied 64 kilobytes, is used as much as |
2726 | * ecx = pointer to data (is copied 64 kilobytes, is used as much as |
2721 | set by subfunction 2) |
2727 | set by subfunction 2) |
2722 | Returned value: |
2728 | Returned value: |
2723 | * function does not return value |
2729 | * function does not return value |
2724 | Remarks: |
2730 | Remarks: |
2725 | * Format and size of data are set by subfunction 2. |
2731 | * Format and size of data are set by subfunction 2. |
2726 | 2732 | ||
2727 | ====================================================================== |
2733 | ====================================================================== |
2728 | ======== Function 55, subfunction 1 - begin play data on SB16. ======= |
2734 | ======== Function 55, subfunction 1 - begin play data on SB16. ======= |
2729 | ====================================================================== |
2735 | ====================================================================== |
2730 | Parameters: |
2736 | Parameters: |
2731 | * eax = 55 - function number |
2737 | * eax = 55 - function number |
2732 | * ebx = 1 - subfunction number |
2738 | * ebx = 1 - subfunction number |
2733 | Returned value: |
2739 | Returned value: |
2734 | * function does not return value |
2740 | * function does not return value |
2735 | Remarks: |
2741 | Remarks: |
2736 | * Previously data must be loaded by subfunction 0 and |
2742 | * Previously data must be loaded by subfunction 0 and |
2737 | their format must be defined by subfunction 2. |
2743 | their format must be defined by subfunction 2. |
2738 | * Function returns control, when playing of data began; after that |
2744 | * Function returns control, when playing of data began; after that |
2739 | play goes independently from application (and does not use |
2745 | play goes independently from application (and does not use |
2740 | processor time at all). |
2746 | processor time at all). |
2741 | * Previously must be defined SB16 base port |
2747 | * Previously must be defined SB16 base port |
2742 | (by subfunction 4 of function 21) and DMA channel |
2748 | (by subfunction 4 of function 21) and DMA channel |
2743 | (by subfunction 10 of function 21). |
2749 | (by subfunction 10 of function 21). |
2744 | 2750 | ||
2745 | ====================================================================== |
2751 | ====================================================================== |
2746 | ======== Function 55, subfunction 2 - set format of SB16 data. ======= |
2752 | ======== Function 55, subfunction 2 - set format of SB16 data. ======= |
2747 | ====================================================================== |
2753 | ====================================================================== |
2748 | Parameters: |
2754 | Parameters: |
2749 | * eax = 55 - function number |
2755 | * eax = 55 - function number |
2750 | * ebx = 2 - subfunction number |
2756 | * ebx = 2 - subfunction number |
2751 | * ecx = 0 - set digit capacity |
2757 | * ecx = 0 - set digit capacity |
2752 | * edx = 1 - 8bit mono |
2758 | * edx = 1 - 8bit mono |
2753 | * edx = 2 - 8bit stereo |
2759 | * edx = 2 - 8bit stereo |
2754 | * ecx = 1 - set data size |
2760 | * ecx = 1 - set data size |
2755 | * edx = size in bytes |
2761 | * edx = size in bytes |
2756 | * ecx = 2 - set play frequency |
2762 | * ecx = 2 - set play frequency |
2757 | * edx = frequency |
2763 | * edx = frequency |
2758 | Returned value: |
2764 | Returned value: |
2759 | * function does not return value |
2765 | * function does not return value |
2760 | Remarks: |
2766 | Remarks: |
2761 | * When the system boots, it sets following default parameters: |
2767 | * When the system boots, it sets following default parameters: |
2762 | digit capacity - 8bit mono, size - 64 Kb, frequency - 44100 Hz. |
2768 | digit capacity - 8bit mono, size - 64 Kb, frequency - 44100 Hz. |
2763 | Nevertheless it is recommended to set necessary values obviously |
2769 | Nevertheless it is recommended to set necessary values obviously |
2764 | as they could be reset by some application. |
2770 | as they could be reset by some application. |
2765 | 2771 | ||
2766 | ====================================================================== |
2772 | ====================================================================== |
2767 | Function 55, subfunction 55 - begin to play data on built-in speaker. |
2773 | Function 55, subfunction 55 - begin to play data on built-in speaker. |
2768 | ====================================================================== |
2774 | ====================================================================== |
2769 | Parameters: |
2775 | Parameters: |
2770 | * eax = 55 - function number |
2776 | * eax = 55 - function number |
2771 | * ebx = 55 - subfunction number |
2777 | * ebx = 55 - subfunction number |
2772 | * esi = pointer to data |
2778 | * esi = pointer to data |
2773 | Returned value: |
2779 | Returned value: |
2774 | * eax = 0 - success |
2780 | * eax = 0 - success |
2775 | * eax = 55 - error (speaker is off or busy) |
2781 | * eax = 55 - error (speaker is off or busy) |
2776 | Data is an array of items with variable length. |
2782 | Data is an array of items with variable length. |
2777 | Format of each item is defined by first byte: |
2783 | Format of each item is defined by first byte: |
2778 | * 0 = end of data |
2784 | * 0 = end of data |
2779 | * 1..0x80 = sets sound duration on 1/100 of second; sound note |
2785 | * 1..0x80 = sets sound duration on 1/100 of second; sound note |
2780 | is defined by immediate value of frequency |
2786 | is defined by immediate value of frequency |
2781 | * following word (2 bytes) contains frequency divider; |
2787 | * following word (2 bytes) contains frequency divider; |
2782 | frequency is defined as 1193180/divider |
2788 | frequency is defined as 1193180/divider |
2783 | * 0x81 = invalid |
2789 | * 0x81 = invalid |
2784 | * 0x82..0xFF = note is defined by octave and number: |
2790 | * 0x82..0xFF = note is defined by octave and number: |
2785 | * duration in 1/100 of second = (first byte)-0x81 |
2791 | * duration in 1/100 of second = (first byte)-0x81 |
2786 | * there is one more byte; |
2792 | * there is one more byte; |
2787 | * (second byte)=0xFF - delay |
2793 | * (second byte)=0xFF - delay |
2788 | * otherwise it looks like a*0x10+b, where b=number of the note in |
2794 | * otherwise it looks like a*0x10+b, where b=number of the note in |
2789 | an octave from 1 to 12, a=number of octave (beginning from 0) |
2795 | an octave from 1 to 12, a=number of octave (beginning from 0) |
2790 | Remarks: |
2796 | Remarks: |
2791 | * Speaker play can be disabled/enabled by |
2797 | * Speaker play can be disabled/enabled by |
2792 | subfunction 8 of function 18. |
2798 | subfunction 8 of function 18. |
2793 | * Function returns control, having informed the system |
2799 | * Function returns control, having informed the system |
2794 | an information on request. Play itself goes independently from |
2800 | an information on request. Play itself goes independently from |
2795 | the program. |
2801 | the program. |
2796 | * The data must be kept in the memory at least up to the end |
2802 | * The data must be kept in the memory at least up to the end |
2797 | of play. |
2803 | of play. |
2798 | 2804 | ||
2799 | ====================================================================== |
2805 | ====================================================================== |
2800 | =============== Function 56 - write file to hard disk. =============== |
2806 | =============== Function 56 - write file to hard disk. =============== |
2801 | ====================================================================== |
2807 | ====================================================================== |
2802 | Parameters: |
2808 | Parameters: |
2803 | * eax = 56 - function number |
2809 | * eax = 56 - function number |
2804 | * ebx = pointer to the file name |
2810 | * ebx = pointer to the file name |
2805 | * ecx = size of data to write (in bytes) |
2811 | * ecx = size of data to write (in bytes) |
2806 | * edx = pointer to data to write |
2812 | * edx = pointer to data to write |
2807 | * esi = pointer to path (ASCIIZ-string) |
2813 | * esi = pointer to path (ASCIIZ-string) |
2808 | Returned value: |
2814 | Returned value: |
2809 | * eax = 0 - success, otherwise file system error code |
2815 | * eax = 0 - success, otherwise file system error code |
2810 | Remarks: |
2816 | Remarks: |
2811 | * This function is obsolete; function 70 allows to fulfil the same |
2817 | * This function is obsolete; function 70 allows to fulfil the same |
2812 | operations with the extended possibilities. |
2818 | operations with the extended possibilities. |
2813 | * This function assumes that during its call by one application |
2819 | * This function assumes that during its call by one application |
2814 | no other application works with hard disk. |
2820 | no other application works with hard disk. |
2815 | * The path to file is ASCIIZ-string, which may be empty |
2821 | * The path to file is ASCIIZ-string, which may be empty |
2816 | (if the file is created in the root folder) or have the format |
2822 | (if the file is created in the root folder) or have the format |
2817 | /d1/d2/.../dn, where all folder names must have the 8+3 format, |
2823 | /d1/d2/.../dn, where all folder names must have the 8+3 format, |
2818 | i.e. 8 characters of name and 3 characters of the extension |
2824 | i.e. 8 characters of name and 3 characters of the extension |
2819 | without separator, supplemented by blanks if necessary; |
2825 | without separator, supplemented by blanks if necessary; |
2820 | all letters must be capital. |
2826 | all letters must be capital. |
2821 | * The file name must also have the format 8+3. |
2827 | * The file name must also have the format 8+3. |
2822 | 2828 | ||
2823 | ====================================================================== |
2829 | ====================================================================== |
2824 | ================ Function 58 - work with file system. ================ |
2830 | ================ Function 58 - work with file system. ================ |
2825 | ====================================================================== |
2831 | ====================================================================== |
2826 | Parameters: |
2832 | Parameters: |
2827 | * eax = 58 |
2833 | * eax = 58 |
2828 | * ebx = pointer to the information structure |
2834 | * ebx = pointer to the information structure |
2829 | Returned value: |
2835 | Returned value: |
2830 | * eax = 0 - success; otherwise file system error code |
2836 | * eax = 0 - success; otherwise file system error code |
2831 | * some subfunctions return value in other registers too |
2837 | * some subfunctions return value in other registers too |
2832 | General format of the information structure: |
2838 | General format of the information structure: |
2833 | * +0: dword: subfunction number |
2839 | * +0: dword: subfunction number |
2834 | * +4: dword: number of block |
2840 | * +4: dword: number of block |
2835 | * +8: dword: size |
2841 | * +8: dword: size |
2836 | * +12 = +0xC: dword: pointer to data |
2842 | * +12 = +0xC: dword: pointer to data |
2837 | * +16 = +0x10: dword: pointer to a memory for system operations |
2843 | * +16 = +0x10: dword: pointer to a memory for system operations |
2838 | (4096 bytes) |
2844 | (4096 bytes) |
2839 | * +20 = +0x14: n db: ASCIIZ-string with the file name |
2845 | * +20 = +0x14: n db: ASCIIZ-string with the file name |
2840 | Specifications - in documentation on the appropriate subfunction. |
2846 | Specifications - in documentation on the appropriate subfunction. |
2841 | Filename is case-insensitive for latin letters, russian letters |
2847 | Filename is case-insensitive for latin letters, russian letters |
2842 | must be capital. |
2848 | must be capital. |
2843 | Format of filename: |
2849 | Format of filename: |
2844 | /base/number/dir1/dir2/.../dirn/file, |
2850 | /base/number/dir1/dir2/.../dirn/file, |
2845 | where /base/number identifies device, on which file is located: |
2851 | where /base/number identifies device, on which file is located: |
2846 | one of |
2852 | one of |
2847 | * /RD/1 = /RAMDISK/1 to access ramdisk |
2853 | * /RD/1 = /RAMDISK/1 to access ramdisk |
2848 | * /FD/1 = /FLOPPYDISK/1 to access first floppy drive, |
2854 | * /FD/1 = /FLOPPYDISK/1 to access first floppy drive, |
2849 | /FD/2 = /FLOPPYDISK/2 to access second one |
2855 | /FD/2 = /FLOPPYDISK/2 to access second one |
2850 | * /HD/x = /HARDDISK/x - obsolete variant of access to hard disk |
2856 | * /HD/x = /HARDDISK/x - obsolete variant of access to hard disk |
2851 | (in this case base is defined by subfunction 7 of function 21), |
2857 | (in this case base is defined by subfunction 7 of function 21), |
2852 | x - partition number (beginning from 1) |
2858 | x - partition number (beginning from 1) |
2853 | * /HD0/x, /HD1/x, /HD2/x, /HD3/x to access accordingly to devices |
2859 | * /HD0/x, /HD1/x, /HD2/x, /HD3/x to access accordingly to devices |
2854 | IDE0 (Primary Master), IDE1 (Primary Slave), |
2860 | IDE0 (Primary Master), IDE1 (Primary Slave), |
2855 | IDE2 (Secondary Master), IDE3 (Secondary Slave); |
2861 | IDE2 (Secondary Master), IDE3 (Secondary Slave); |
2856 | x - partition number on the selected hard drive, varies from 1 |
2862 | x - partition number on the selected hard drive, varies from 1 |
2857 | to 255 (on each hard drive the indexing starts from 1) |
2863 | to 255 (on each hard drive the indexing starts from 1) |
2858 | Remarks: |
2864 | Remarks: |
2859 | * In the first two cases it is also possible to use FIRST |
2865 | * In the first two cases it is also possible to use FIRST |
2860 | instead of 1, SECOND instead of 2, but it is not recommended |
2866 | instead of 1, SECOND instead of 2, but it is not recommended |
2861 | for convenience of transition to the future extensions. |
2867 | for convenience of transition to the future extensions. |
2862 | * Limitation n<=39 is imposed. |
2868 | * Limitation n<=39 is imposed. |
2863 | * Names of folders and file dir1,...,dirn,file must have the |
2869 | * Names of folders and file dir1,...,dirn,file must have the |
2864 | format 8.3: name no more than 8 characters, dot, extension no |
2870 | format 8.3: name no more than 8 characters, dot, extension no |
2865 | more than 3 characters. Trailing spaces are ignored, no other |
2871 | more than 3 characters. Trailing spaces are ignored, no other |
2866 | spaces is allowed. If name occupies equally 8 characters, |
2872 | spaces is allowed. If name occupies equally 8 characters, |
2867 | dot may be omitted (though it is not recommended to use this |
2873 | dot may be omitted (though it is not recommended to use this |
2868 | feature for convenience of transition to the future extensions). |
2874 | feature for convenience of transition to the future extensions). |
2869 | * This function does not support folders on ramdisk. |
2875 | * This function does not support folders on ramdisk. |
2870 | Examples: |
2876 | Examples: |
2871 | * '/RAMDISK/FIRST/KERNEL.ASM',0 |
2877 | * '/RAMDISK/FIRST/KERNEL.ASM',0 |
2872 | '/rd/1/kernel.asm',0 |
2878 | '/rd/1/kernel.asm',0 |
2873 | * '/HD0/1/kernel.asm',0 |
2879 | * '/HD0/1/kernel.asm',0 |
2874 | * '/hd0/1/menuet/pics/tanzania.bmp',0 |
2880 | * '/hd0/1/menuet/pics/tanzania.bmp',0 |
2875 | Existing subfunctions: |
2881 | Existing subfunctions: |
2876 | * subfunction 0 - read file/folder |
2882 | * subfunction 0 - read file/folder |
2877 | * subfunction 1 - rewrite file |
2883 | * subfunction 1 - rewrite file |
2878 | * subfunction 2 - delete file/folder |
2884 | * subfunction 2 - delete file/folder |
2879 | * subfunction 4 - make folder |
2885 | * subfunction 4 - make folder |
2880 | * subfunction 5 - rename/move file/folder |
2886 | * subfunction 5 - rename/move file/folder |
2881 | * subfunction 8 - LBA-read from device |
2887 | * subfunction 8 - LBA-read from device |
2882 | * subfunction 15 - get file system information |
2888 | * subfunction 15 - get file system information |
2883 | * subfunction 16 - start application |
2889 | * subfunction 16 - start application |
2884 | 2890 | ||
2885 | ====================================================================== |
2891 | ====================================================================== |
2886 | =========== Function 58, subfunction 0 - read file/folder. =========== |
2892 | =========== Function 58, subfunction 0 - read file/folder. =========== |
2887 | ====================================================================== |
2893 | ====================================================================== |
2888 | Parameters: |
2894 | Parameters: |
2889 | * eax = 58 |
2895 | * eax = 58 |
2890 | * ebx = pointer to the information structure |
2896 | * ebx = pointer to the information structure |
2891 | Format of the information structure: |
2897 | Format of the information structure: |
2892 | * +0: dword: 0 = subfunction number |
2898 | * +0: dword: 0 = subfunction number |
2893 | * +4: dword: first block to read (beginning from 0) |
2899 | * +4: dword: first block to read (beginning from 0) |
2894 | * +8: dword: amount of blocks to read |
2900 | * +8: dword: amount of blocks to read |
2895 | * +12 = +0xC: dword: pointer to buffer for data |
2901 | * +12 = +0xC: dword: pointer to buffer for data |
2896 | * +16 = +0x10: dword: pointer to buffer for system operations |
2902 | * +16 = +0x10: dword: pointer to buffer for system operations |
2897 | (4096 bytes) |
2903 | (4096 bytes) |
2898 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
2904 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
2899 | given in the general description |
2905 | given in the general description |
2900 | Returned value: |
2906 | Returned value: |
2901 | * eax = 0 - success, otherwise file system error code |
2907 | * eax = 0 - success, otherwise file system error code |
2902 | * ebx = file size (in bytes) or -1=0xffffffff, if file was not found |
2908 | * ebx = file size (in bytes) or -1=0xffffffff, if file was not found |
2903 | Remarks: |
2909 | Remarks: |
2904 | * Block size is 512 bytes. |
2910 | * Block size is 512 bytes. |
2905 | * This function is obsolete, for reading files use subfunction 0 |
2911 | * This function is obsolete, for reading files use subfunction 0 |
2906 | of function 70, for reading folders - subfunction 1 of |
2912 | of function 70, for reading folders - subfunction 1 of |
2907 | function 70. |
2913 | function 70. |
2908 | * Function can read contents of a folder. Only FAT file system is |
2914 | * Function can read contents of a folder. Only FAT file system is |
2909 | supported. The format of FAT-folder is described |
2915 | supported. The format of FAT-folder is described |
2910 | in any FAT documentation. |
2916 | in any FAT documentation. |
2911 | * Size of a folder is determined by size of FAT clusters chain. |
2917 | * Size of a folder is determined by size of FAT clusters chain. |
2912 | * If file was ended before last requested block was read, |
2918 | * If file was ended before last requested block was read, |
2913 | the function will read as many as it can, and after that return |
2919 | the function will read as many as it can, and after that return |
2914 | eax=6 (EOF). |
2920 | eax=6 (EOF). |
2915 | * Function can read root folders /rd/1,/fd/x,/hd[n]/x, but |
2921 | * Function can read root folders /rd/1,/fd/x,/hd[n]/x, but |
2916 | in the first two cases the current implementation does not follow |
2922 | in the first two cases the current implementation does not follow |
2917 | to the declared rules: |
2923 | to the declared rules: |
2918 | for /rd/1: |
2924 | for /rd/1: |
2919 | * if one want to read 0 blocks, function considers, |
2925 | * if one want to read 0 blocks, function considers, |
2920 | that he requested 1; |
2926 | that he requested 1; |
2921 | * if one requests more than 14 blocks or starting block is |
2927 | * if one requests more than 14 blocks or starting block is |
2922 | not less than 14, function returns eax=5 (not found) è ebx=-1; |
2928 | not less than 14, function returns eax=5 (not found) è ebx=-1; |
2923 | * size of ramdisk root folder is 14 blocks, |
2929 | * size of ramdisk root folder is 14 blocks, |
2924 | 0x1C00=7168 áàéò; but function returns ebx=0 |
2930 | 0x1C00=7168 áàéò; but function returns ebx=0 |
2925 | (except of the case of previous item); |
2931 | (except of the case of previous item); |
2926 | * strangely enough, it is possible to read 14th block (which |
2932 | * strangely enough, it is possible to read 14th block (which |
2927 | generally contains a garbage - I remind, the indexing begins |
2933 | generally contains a garbage - I remind, the indexing begins |
2928 | from 0); |
2934 | from 0); |
2929 | * if some block with the number not less than 14 was requested, |
2935 | * if some block with the number not less than 14 was requested, |
2930 | function returns eax=6(EOF); otherwise eax=0. |
2936 | function returns eax=6(EOF); otherwise eax=0. |
2931 | For /fd/x: |
2937 | For /fd/x: |
2932 | * if the start block is not less than 14, function returns |
2938 | * if the start block is not less than 14, function returns |
2933 | eax=5 (not found) and ebx=0; |
2939 | eax=5 (not found) and ebx=0; |
2934 | * note that format of FAT12 allows floppies with the root size |
2940 | * note that format of FAT12 allows floppies with the root size |
2935 | more or less than 14 blocks; |
2941 | more or less than 14 blocks; |
2936 | * check for length is not performed; |
2942 | * check for length is not performed; |
2937 | * if data was successful read, function returns |
2943 | * if data was successful read, function returns |
2938 | eax=0,ebx=0; otherwise eax=10 (access denied), ebx=-1. |
2944 | eax=0,ebx=0; otherwise eax=10 (access denied), ebx=-1. |
2939 | * The function handles reading of special folders /,/rd,/fd,/hd[n]; |
2945 | * The function handles reading of special folders /,/rd,/fd,/hd[n]; |
2940 | but the result does not correspond to expected (on operations with |
2946 | but the result does not correspond to expected (on operations with |
2941 | normal files/folders), does not follow the declared rules, |
2947 | normal files/folders), does not follow the declared rules, |
2942 | may be changed in future versions of the kernel and consequently |
2948 | may be changed in future versions of the kernel and consequently |
2943 | is not described. To obtain the information about the equipment |
2949 | is not described. To obtain the information about the equipment |
2944 | use subfunction 11 of function 18 or |
2950 | use subfunction 11 of function 18 or |
2945 | read corresponding folder with subfunction 1 of function 70. |
2951 | read corresponding folder with subfunction 1 of function 70. |
2946 | 2952 | ||
2947 | ====================================================================== |
2953 | ====================================================================== |
2948 | ============= Function 58, subfunction 1 - rewrite file. ============= |
2954 | ============= Function 58, subfunction 1 - rewrite file. ============= |
2949 | ====================================================================== |
2955 | ====================================================================== |
2950 | If the file does not exist, it is created. |
2956 | If the file does not exist, it is created. |
2951 | If the file exists, it is rewritten. |
2957 | If the file exists, it is rewritten. |
2952 | Parameters: |
2958 | Parameters: |
2953 | * eax = 58 - function number |
2959 | * eax = 58 - function number |
2954 | * ebx = pointer to the information structure |
2960 | * ebx = pointer to the information structure |
2955 | Format of the information structure: |
2961 | Format of the information structure: |
2956 | * +0: dword: 1 = subfunction number |
2962 | * +0: dword: 1 = subfunction number |
2957 | * +4: dword: ignored (set to 0) |
2963 | * +4: dword: ignored (set to 0) |
2958 | * +8: dword: number of bytes to write |
2964 | * +8: dword: number of bytes to write |
2959 | * +12 = +0xC: dword: pointer to data to write |
2965 | * +12 = +0xC: dword: pointer to data to write |
2960 | * +16 = +0x10: dword: pointer to buffer for system operations |
2966 | * +16 = +0x10: dword: pointer to buffer for system operations |
2961 | (4096 bytes) |
2967 | (4096 bytes) |
2962 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
2968 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
2963 | given in the general description |
2969 | given in the general description |
2964 | Returned value: |
2970 | Returned value: |
2965 | * eax = 0 - success, otherwise file system error code |
2971 | * eax = 0 - success, otherwise file system error code |
2966 | * ebx destroyed |
2972 | * ebx destroyed |
2967 | Remarks: |
2973 | Remarks: |
2968 | * This function is obsolete, use subfunction 2 of function 70. |
2974 | * This function is obsolete, use subfunction 2 of function 70. |
2969 | 2975 | ||
2970 | ====================================================================== |
2976 | ====================================================================== |
2971 | ========== Function 58, subfunction 2 - delete file/folder. ========== |
2977 | ========== Function 58, subfunction 2 - delete file/folder. ========== |
2972 | ====================================================================== |
2978 | ====================================================================== |
2973 | Parameters: |
2979 | Parameters: |
2974 | * eax = 58 - function number |
2980 | * eax = 58 - function number |
2975 | * ebx = pointer to the information structure |
2981 | * ebx = pointer to the information structure |
2976 | Format of the information structure: |
2982 | Format of the information structure: |
2977 | * +0: dword: 2 = subfunction number |
2983 | * +0: dword: 2 = subfunction number |
2978 | * +4: dword: ignored |
2984 | * +4: dword: ignored |
2979 | * +8: dword: ignored |
2985 | * +8: dword: ignored |
2980 | * +12 = +0xC: dword: ignored |
2986 | * +12 = +0xC: dword: ignored |
2981 | * +16 = +0x10: dword: pointer to buffer for system operations |
2987 | * +16 = +0x10: dword: pointer to buffer for system operations |
2982 | (4096 bytes) |
2988 | (4096 bytes) |
2983 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
2989 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
2984 | given in the general description |
2990 | given in the general description |
2985 | Returned value: |
2991 | Returned value: |
2986 | * eax = 0 - success, otherwise file system error code |
2992 | * eax = 0 - success, otherwise file system error code |
2987 | * ebx destroyed |
2993 | * ebx destroyed |
2988 | Remarks: |
2994 | Remarks: |
2989 | * By operations with a floppy one should not delete not empty |
2995 | * By operations with a floppy one should not delete not empty |
2990 | folder. The code working with hard disk deletes not empty folders |
2996 | folder. The code working with hard disk deletes not empty folders |
2991 | correctly (i.e. recursively with all files and nested folders). |
2997 | correctly (i.e. recursively with all files and nested folders). |
2992 | Function 58 does not support folders on ramdisk. |
2998 | Function 58 does not support folders on ramdisk. |
2993 | 2999 | ||
2994 | ====================================================================== |
3000 | ====================================================================== |
2995 | ============== Function 58, subfunction 4 - make folder. ============= |
3001 | ============== Function 58, subfunction 4 - make folder. ============= |
2996 | ====================================================================== |
3002 | ====================================================================== |
2997 | Parameters: |
3003 | Parameters: |
2998 | * eax = 58 - function number |
3004 | * eax = 58 - function number |
2999 | * ebx = pointer to the information structure |
3005 | * ebx = pointer to the information structure |
3000 | Format of the information structure: |
3006 | Format of the information structure: |
3001 | * +0: dword: 4 = subfunction number |
3007 | * +0: dword: 4 = subfunction number |
3002 | * +4: dword: ignored |
3008 | * +4: dword: ignored |
3003 | * +8: dword: ignored |
3009 | * +8: dword: ignored |
3004 | * +12 = +0xC: dword: ignored |
3010 | * +12 = +0xC: dword: ignored |
3005 | * +16 = +0x10: dword: pointer to buffer for system operations |
3011 | * +16 = +0x10: dword: pointer to buffer for system operations |
3006 | (4096 bytes) |
3012 | (4096 bytes) |
3007 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
3013 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
3008 | given in the general description |
3014 | given in the general description |
3009 | Returned value: |
3015 | Returned value: |
3010 | * eax = 0 - success, otherwise file system error code |
3016 | * eax = 0 - success, otherwise file system error code |
3011 | * ebx destroyed |
3017 | * ebx destroyed |
3012 | Remarks: |
3018 | Remarks: |
3013 | * Ramdisk and floppies do not support this function, it is only |
3019 | * Ramdisk and floppies do not support this function, it is only |
3014 | for hard disks. |
3020 | for hard disks. |
3015 | 3021 | ||
3016 | ====================================================================== |
3022 | ====================================================================== |
3017 | ======== Function 58, subfunction 5 - rename/move file/folder. ======= |
3023 | ======== Function 58, subfunction 5 - rename/move file/folder. ======= |
3018 | ====================================================================== |
3024 | ====================================================================== |
3019 | Parameters: |
3025 | Parameters: |
3020 | * eax = 58 - function number |
3026 | * eax = 58 - function number |
3021 | * ebx = pointer to the information structure |
3027 | * ebx = pointer to the information structure |
3022 | Format of the information structure: |
3028 | Format of the information structure: |
3023 | * +0: dword: 5 = subfunction number |
3029 | * +0: dword: 5 = subfunction number |
3024 | * +4: dword: ignored |
3030 | * +4: dword: ignored |
3025 | * +8: dword: ignored |
3031 | * +8: dword: ignored |
3026 | * +12 = +0xC: dword: ignored |
3032 | * +12 = +0xC: dword: ignored |
3027 | * +16 = +0x10: dword: pointer to buffer for system operations |
3033 | * +16 = +0x10: dword: pointer to buffer for system operations |
3028 | (4096 bytes) |
3034 | (4096 bytes) |
3029 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
3035 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
3030 | given in the general description |
3036 | given in the general description |
3031 | * +20+n: (at once after terminating null character) new |
3037 | * +20+n: (at once after terminating null character) new |
3032 | ASCIIZ-name, must start from /hd/1, that is interpreted as |
3038 | ASCIIZ-name, must start from /hd/1, that is interpreted as |
3033 | the hard disk, indicated in the first name |
3039 | the hard disk, indicated in the first name |
3034 | (moving from one disk to another is not supported) |
3040 | (moving from one disk to another is not supported) |
3035 | Returned value: |
3041 | Returned value: |
3036 | * eax = 0 - success, otherwise file system error code |
3042 | * eax = 0 - success, otherwise file system error code |
3037 | * ebx destroyed |
3043 | * ebx destroyed |
3038 | Remarks: |
3044 | Remarks: |
3039 | * Ramdisk and floppies do not support this function, it is only |
3045 | * Ramdisk and floppies do not support this function, it is only |
3040 | for hard disks. |
3046 | for hard disks. |
3041 | * If the new ASCIIZ-name is strongly incorrect, i.e. does not start |
3047 | * If the new ASCIIZ-name is strongly incorrect, i.e. does not start |
3042 | from /hd/1, /hd/first, /harddisk/1, /harddisk/first or after this |
3048 | from /hd/1, /hd/first, /harddisk/1, /harddisk/first or after this |
3043 | space or null character follows, function returns, strangely |
3049 | space or null character follows, function returns, strangely |
3044 | enough, error code 4. It is the only function which returns |
3050 | enough, error code 4. It is the only function which returns |
3045 | this code. |
3051 | this code. |
3046 | 3052 | ||
3047 | ====================================================================== |
3053 | ====================================================================== |
3048 | ========= Function 58, subfunction 8 - LBA-read from device. ========= |
3054 | ========= Function 58, subfunction 8 - LBA-read from device. ========= |
3049 | ====================================================================== |
3055 | ====================================================================== |
3050 | Parameters: |
3056 | Parameters: |
3051 | * eax = 58 - function number |
3057 | * eax = 58 - function number |
3052 | * ebx = pointer to the information structure |
3058 | * ebx = pointer to the information structure |
3053 | Format of the information structure: |
3059 | Format of the information structure: |
3054 | * +0: dword: 8 = subfunction number |
3060 | * +0: dword: 8 = subfunction number |
3055 | * +4: dword: number of block to read (beginning from 0) |
3061 | * +4: dword: number of block to read (beginning from 0) |
3056 | * +8: dword: ignored (set to 1) |
3062 | * +8: dword: ignored (set to 1) |
3057 | * +12 = +0xC: dword: pointer to buffer for data (512 bytes) |
3063 | * +12 = +0xC: dword: pointer to buffer for data (512 bytes) |
3058 | * +16 = +0x10: dword: pointer to buffer for system operations |
3064 | * +16 = +0x10: dword: pointer to buffer for system operations |
3059 | (4096 bytes) |
3065 | (4096 bytes) |
3060 | * +20 = +0x14: ASCIIZ-name of device: case-insensitive, one of |
3066 | * +20 = +0x14: ASCIIZ-name of device: case-insensitive, one of |
3061 | /rd/1 = /RamDisk/1, /hd/n = /HardDisk/n, |
3067 | /rd/1 = /RamDisk/1, /hd/n = /HardDisk/n, |
3062 | 1<=n<=4 - number of device: 1=IDE0, ..., 4=IDE3. |
3068 | 1<=n<=4 - number of device: 1=IDE0, ..., 4=IDE3. |
3063 | Instead of digits it is allowed, though not recommended for |
3069 | Instead of digits it is allowed, though not recommended for |
3064 | convenience of transition to future extensions, to use |
3070 | convenience of transition to future extensions, to use |
3065 | 'first','second','third','fourth'. |
3071 | 'first','second','third','fourth'. |
3066 | Returned value: |
3072 | Returned value: |
3067 | * for device name /hd/xxx, where xxx is not in the list above: |
3073 | * for device name /hd/xxx, where xxx is not in the list above: |
3068 | * eax = ebx = 1 |
3074 | * eax = ebx = 1 |
3069 | * for invalid device name (except for the previous case): |
3075 | * for invalid device name (except for the previous case): |
3070 | * eax = 5 |
3076 | * eax = 5 |
3071 | * ebx does not change |
3077 | * ebx does not change |
3072 | * if LBA-access is disabled by subfunction 11 of function 21: |
3078 | * if LBA-access is disabled by subfunction 11 of function 21: |
3073 | * eax = 2 |
3079 | * eax = 2 |
3074 | * ebx destroyed |
3080 | * ebx destroyed |
3075 | * for ramdisk: attempt to read block outside ramdisk |
3081 | * for ramdisk: attempt to read block outside ramdisk |
3076 | (18*2*80 blocks) results in |
3082 | (18*2*80 blocks) results in |
3077 | * eax = 3 |
3083 | * eax = 3 |
3078 | * ebx = 0 |
3084 | * ebx = 0 |
3079 | * for successful read: |
3085 | * for successful read: |
3080 | * eax = ebx = 0 |
3086 | * eax = ebx = 0 |
3081 | Remarks: |
3087 | Remarks: |
3082 | * Block size is 512 bytes; function reads one block. |
3088 | * Block size is 512 bytes; function reads one block. |
3083 | * Do not depend on returned value, it can be changed |
3089 | * Do not depend on returned value, it can be changed |
3084 | in future versions. |
3090 | in future versions. |
3085 | * Function requires that LBA-access to devices is enabled by |
3091 | * Function requires that LBA-access to devices is enabled by |
3086 | subfunction 11 of function 21. To check this one can use |
3092 | subfunction 11 of function 21. To check this one can use |
3087 | subfunction 11 of function 26. |
3093 | subfunction 11 of function 26. |
3088 | * LBA-read of floppy is not supported. |
3094 | * LBA-read of floppy is not supported. |
3089 | * Function reads data on physical hard drive; if for any reason |
3095 | * Function reads data on physical hard drive; if for any reason |
3090 | data of the concrete partition are required, application must |
3096 | data of the concrete partition are required, application must |
3091 | define starting sector of this partition (either directly |
3097 | define starting sector of this partition (either directly |
3092 | through MBR, or from the full structure returned by |
3098 | through MBR, or from the full structure returned by |
3093 | ïîäôóíêöèåé 11 ôóíêöèè 18). |
3099 | ïîäôóíêöèåé 11 ôóíêöèè 18). |
3094 | * Function does not check error code of hard disk, so request of |
3100 | * Function does not check error code of hard disk, so request of |
3095 | nonexisting sector reads something (most probably it will be |
3101 | nonexisting sector reads something (most probably it will be |
3096 | zeroes, but this is defined by device) and this is considered |
3102 | zeroes, but this is defined by device) and this is considered |
3097 | as success (eax=0). |
3103 | as success (eax=0). |
3098 | 3104 | ||
3099 | ====================================================================== |
3105 | ====================================================================== |
3100 | ==== Function 58, subfunction 15 - get information on file system. === |
3106 | ==== Function 58, subfunction 15 - get information on file system. === |
3101 | ====================================================================== |
3107 | ====================================================================== |
3102 | Parameters: |
3108 | Parameters: |
3103 | * eax = 58 - function number |
3109 | * eax = 58 - function number |
3104 | * ebx = pointer to the information structure |
3110 | * ebx = pointer to the information structure |
3105 | Format of the information structure: |
3111 | Format of the information structure: |
3106 | * +0: dword: 15 = subfunction number |
3112 | * +0: dword: 15 = subfunction number |
3107 | * +4: dword: ignored |
3113 | * +4: dword: ignored |
3108 | * +8: dword: ignored |
3114 | * +8: dword: ignored |
3109 | * +12 = +0xC: dword: ignored |
3115 | * +12 = +0xC: dword: ignored |
3110 | * +16 = +0x10: dword: ignored |
3116 | * +16 = +0x10: dword: ignored |
3111 | * +20 = +0x14: (only second character is checked) |
3117 | * +20 = +0x14: (only second character is checked) |
3112 | /rd=/RAMDISK or /hd=/HARDDISK |
3118 | /rd=/RAMDISK or /hd=/HARDDISK |
3113 | Returned value: |
3119 | Returned value: |
3114 | * if the second character does not belong to set {'r','R','h','H'}: |
3120 | * if the second character does not belong to set {'r','R','h','H'}: |
3115 | * eax = 3 |
3121 | * eax = 3 |
3116 | * ebx = ecx = dword [fileinfo] = 0 |
3122 | * ebx = ecx = dword [fileinfo] = 0 |
3117 | * for ramdisk: |
3123 | * for ramdisk: |
3118 | * eax = 0 (success) |
3124 | * eax = 0 (success) |
3119 | * ebx = total number of clusters = 2847 |
3125 | * ebx = total number of clusters = 2847 |
3120 | * ecx = number of free clusters |
3126 | * ecx = number of free clusters |
3121 | * dword [fileinfo] = cluster size = 512 |
3127 | * dword [fileinfo] = cluster size = 512 |
3122 | * for hard disk: base and partition are defined by subfunctions |
3128 | * for hard disk: base and partition are defined by subfunctions |
3123 | 7 and 8 of function 21: |
3129 | 7 and 8 of function 21: |
3124 | * eax = 0 (success) |
3130 | * eax = 0 (success) |
3125 | * ebx = total number of clusters |
3131 | * ebx = total number of clusters |
3126 | * ecx = number of free clusters |
3132 | * ecx = number of free clusters |
3127 | * dword [fileinfo] = cluster size (in bytes) |
3133 | * dword [fileinfo] = cluster size (in bytes) |
3128 | Remarks: |
3134 | Remarks: |
3129 | * Be not surprised to strange layout of 4th returned parameter |
3135 | * Be not surprised to strange layout of 4th returned parameter |
3130 | - when this code was writing, at system calls application got |
3136 | - when this code was writing, at system calls application got |
3131 | only registers eax,ebx,ecx (from pushad-structure transmitted |
3137 | only registers eax,ebx,ecx (from pushad-structure transmitted |
3132 | as argument to the system function). Now it is corrected, so, |
3138 | as argument to the system function). Now it is corrected, so, |
3133 | probably, it is meaningful to return cluster size in edx, while |
3139 | probably, it is meaningful to return cluster size in edx, while |
3134 | this function is not used yet. |
3140 | this function is not used yet. |
3135 | * There exists also subfunction 11 of function 18, |
3141 | * There exists also subfunction 11 of function 18, |
3136 | which returns information on file system. From the full table |
3142 | which returns information on file system. From the full table |
3137 | of disk subsystem it is possible to deduce cluster size (there |
3143 | of disk subsystem it is possible to deduce cluster size (there |
3138 | it is stored in sectors) and total number of clusters |
3144 | it is stored in sectors) and total number of clusters |
3139 | for hard disks. |
3145 | for hard disks. |
3140 | 3146 | ||
3141 | ====================================================================== |
3147 | ====================================================================== |
3142 | ========== Function 58, subfunction 16 - start application. ========== |
3148 | ========== Function 58, subfunction 16 - start application. ========== |
3143 | ====================================================================== |
3149 | ====================================================================== |
3144 | Parameters: |
3150 | Parameters: |
3145 | * eax = 58 - function number |
3151 | * eax = 58 - function number |
3146 | * ebx = pointer to the information structure |
3152 | * ebx = pointer to the information structure |
3147 | Format of the information structure: |
3153 | Format of the information structure: |
3148 | * +0: dword: 16 = subfunction number |
3154 | * +0: dword: 16 = subfunction number |
3149 | * +4: dword: flags: |
3155 | * +4: dword: flags: |
3150 | * bit 0: start the process as debugged |
3156 | * bit 0: start the process as debugged |
3151 | * other bits are reserved and must be cleared |
3157 | * other bits are reserved and must be cleared |
3152 | * +8: dword: 0 or pointer to ASCIIZ-string with parameters |
3158 | * +8: dword: 0 or pointer to ASCIIZ-string with parameters |
3153 | * +12 = +0xC: dword: ignored |
3159 | * +12 = +0xC: dword: ignored |
3154 | * +16 = +0x10: dword: pointer to buffer for system operations |
3160 | * +16 = +0x10: dword: pointer to buffer for system operations |
3155 | (4096 bytes) |
3161 | (4096 bytes) |
3156 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
3162 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
3157 | given in the general description |
3163 | given in the general description |
3158 | Returned value: |
3164 | Returned value: |
3159 | * eax > 0 - the program is loaded, eax contains PID |
3165 | * eax > 0 - the program is loaded, eax contains PID |
3160 | * eax < 0 - an error has occured, -eax contains |
3166 | * eax < 0 - an error has occured, -eax contains |
3161 | file system error code |
3167 | file system error code |
3162 | Remarks: |
3168 | Remarks: |
3163 | * This function is obsolete, use subfunction 7 of function 70. |
3169 | * This function is obsolete, use subfunction 7 of function 70. |
3164 | * Command line must be terminated by character with code 0 |
3170 | * Command line must be terminated by character with code 0 |
3165 | (ASCIIZ-string); function takes into account either all characters |
3171 | (ASCIIZ-string); function takes into account either all characters |
3166 | up to terminating null inclusively or the first 256 charachters |
3172 | up to terminating null inclusively or the first 256 charachters |
3167 | depending on what is less. |
3173 | depending on what is less. |
3168 | * If the process is started as debugged, it is created in |
3174 | * If the process is started as debugged, it is created in |
3169 | the suspended state; to run use subfunction 5 of function 69. |
3175 | the suspended state; to run use subfunction 5 of function 69. |
3170 | 3176 | ||
3171 | ====================================================================== |
3177 | ====================================================================== |
3172 | =============== Function 59 - trace last system calls. =============== |
3178 | =============== Function 59 - trace last system calls. =============== |
3173 | ====================================================================== |
3179 | ====================================================================== |
3174 | Gets data on all system calls of all processes. |
3180 | Gets data on all system calls of all processes. |
3175 | Parameters: |
3181 | Parameters: |
3176 | * eax = 59 - function number |
3182 | * eax = 59 - function number |
3177 | * ebx = 0 - unique subfunction |
3183 | * ebx = 0 - unique subfunction |
3178 | * ecx = pointer to the buffer |
3184 | * ecx = pointer to the buffer |
3179 | * edx = size of the buffer |
3185 | * edx = size of the buffer |
3180 | Returned value: |
3186 | Returned value: |
3181 | * eax = total number of system calls made from system boot |
3187 | * eax = total number of system calls made from system boot |
3182 | (modulo 2^32) |
3188 | (modulo 2^32) |
3183 | * ebx = 0 |
3189 | * ebx = 0 |
3184 | Format of information on one call: (size = 0x40 = 64 bytes) |
3190 | Format of information on one call: (size = 0x40 = 64 bytes) |
3185 | * +0: dword: PID of process/thread |
3191 | * +0: dword: PID of process/thread |
3186 | * +4: 7*dword: garbage |
3192 | * +4: 7*dword: garbage |
3187 | * +32 = +0x20: dword: value of edi at the call |
3193 | * +32 = +0x20: dword: value of edi at the call |
3188 | * +36 = +0x24: dword: esi |
3194 | * +36 = +0x24: dword: esi |
3189 | * +40 = +0x28: dword: ebp |
3195 | * +40 = +0x28: dword: ebp |
3190 | * +44 = +0x2C: dword: stack pointer of the kernel handler |
3196 | * +44 = +0x2C: dword: stack pointer of the kernel handler |
3191 | * +48 = +0x30: dword: ebx |
3197 | * +48 = +0x30: dword: ebx |
3192 | * +52 = +0x34: dword: edx |
3198 | * +52 = +0x34: dword: edx |
3193 | * +56 = +0x38: dword: ecx |
3199 | * +56 = +0x38: dword: ecx |
3194 | * +60 = +0x3C: dword: eax (=number of system function) |
3200 | * +60 = +0x3C: dword: eax (=number of system function) |
3195 | Remarks: |
3201 | Remarks: |
3196 | * The function is used only in the application 'systrace'. |
3202 | * The function is used only in the application 'systrace'. |
3197 | It is rather difficult to imagine a situation, in which |
3203 | It is rather difficult to imagine a situation, in which |
3198 | this application or this function are really useful; |
3204 | this application or this function are really useful; |
3199 | and all system calls for support of this function are a little |
3205 | and all system calls for support of this function are a little |
3200 | decelerated (though not strongly)... |
3206 | decelerated (though not strongly)... |
3201 | * So there is a proposition to delete from the kernel |
3207 | * So there is a proposition to delete from the kernel |
3202 | support of this function, together with application 'systrace'. |
3208 | support of this function, together with application 'systrace'. |
3203 | * The information on system calls saves in the system |
3209 | * The information on system calls saves in the system |
3204 | ring buffer with 0x10 entries. |
3210 | ring buffer with 0x10 entries. |
3205 | This function simply copies the given size of data |
3211 | This function simply copies the given size of data |
3206 | from this buffer to the given address. |
3212 | from this buffer to the given address. |
3207 | * One can determine, which entry in the buffer corresponds to |
3213 | * One can determine, which entry in the buffer corresponds to |
3208 | last system call, by value of eax, namely, it is the entry |
3214 | last system call, by value of eax, namely, it is the entry |
3209 | (eax and 0xF) (at offset (eax and 0xF)*0x40). |
3215 | (eax and 0xF) (at offset (eax and 0xF)*0x40). |
3210 | * In the current implementation there can be the seldom |
3216 | * In the current implementation there can be the seldom |
3211 | meeting problems of unsynchronization, when the information |
3217 | meeting problems of unsynchronization, when the information |
3212 | on some calls becomes outdated. |
3218 | on some calls becomes outdated. |
3213 | * Under the system buffer one page, 4Kb, is allocated. |
3219 | * Under the system buffer one page, 4Kb, is allocated. |
3214 | Size of an entry = 64 bytes. Why only 16 entries are used, |
3220 | Size of an entry = 64 bytes. Why only 16 entries are used, |
3215 | is not clearly. |
3221 | is not clearly. |
3216 | * The value of esp at the moment of system call cannot |
3222 | * The value of esp at the moment of system call cannot |
3217 | be determined by this function. |
3223 | be determined by this function. |
3218 | * The current implementation does not check edx for correctness. |
3224 | * The current implementation does not check edx for correctness. |
3219 | 3225 | ||
3220 | ====================================================================== |
3226 | ====================================================================== |
3221 | ========== Function 60 - Inter Process Communication (IPC). ========== |
3227 | ========== Function 60 - Inter Process Communication (IPC). ========== |
3222 | ====================================================================== |
3228 | ====================================================================== |
3223 | IPC is used for message dispatching from one process/thread to |
3229 | IPC is used for message dispatching from one process/thread to |
3224 | another. Previously it is necessary to agree how to interpret |
3230 | another. Previously it is necessary to agree how to interpret |
3225 | the concrete message. |
3231 | the concrete message. |
3226 | 3232 | ||
3227 | ----------- Subfunction 1 - set the area for IPC receiving ----------- |
3233 | ----------- Subfunction 1 - set the area for IPC receiving ----------- |
3228 | Is called by process-receiver. |
3234 | Is called by process-receiver. |
3229 | Parameters: |
3235 | Parameters: |
3230 | * eax = 60 - function number |
3236 | * eax = 60 - function number |
3231 | * ebx = 1 - subfunction number |
3237 | * ebx = 1 - subfunction number |
3232 | * ecx = pointer to the buffer |
3238 | * ecx = pointer to the buffer |
3233 | * edx = size of the buffer |
3239 | * edx = size of the buffer |
3234 | Returned value: |
3240 | Returned value: |
3235 | * eax = 0 - always success |
3241 | * eax = 0 - always success |
3236 | Format of IPC-buffer: |
3242 | Format of IPC-buffer: |
3237 | * +0: dword: if nonzero, buffer is considered locked; |
3243 | * +0: dword: if nonzero, buffer is considered locked; |
3238 | lock/unlock the buffer, when you work with it and need that |
3244 | lock/unlock the buffer, when you work with it and need that |
3239 | buffer data are not changed from outside (no new messages) |
3245 | buffer data are not changed from outside (no new messages) |
3240 | * +4: dword: occupied place in the buffer (in bytes) |
3246 | * +4: dword: occupied place in the buffer (in bytes) |
3241 | * +8: first message |
3247 | * +8: first message |
3242 | * +8+n: second message |
3248 | * +8+n: second message |
3243 | * ... |
3249 | * ... |
3244 | Format of a message: |
3250 | Format of a message: |
3245 | * +0: dword: PID of sender |
3251 | * +0: dword: PID of sender |
3246 | * +4: dword: message length (not including this header) |
3252 | * +4: dword: message length (not including this header) |
3247 | * +8: n*byte: message data |
3253 | * +8: n*byte: message data |
3248 | 3254 | ||
3249 | ------------------ Subfunction 2 - send IPC message ------------------ |
3255 | ------------------ Subfunction 2 - send IPC message ------------------ |
3250 | Is called by process-sender. |
3256 | Is called by process-sender. |
3251 | Parameters: |
3257 | Parameters: |
3252 | * eax = 60 - function number |
3258 | * eax = 60 - function number |
3253 | * ebx = 2 - subfunction number |
3259 | * ebx = 2 - subfunction number |
3254 | * ecx = PID of receiver |
3260 | * ecx = PID of receiver |
3255 | * edx = pointer to the message data |
3261 | * edx = pointer to the message data |
3256 | * esi = message length (in bytes) |
3262 | * esi = message length (in bytes) |
3257 | Returned value: |
3263 | Returned value: |
3258 | * eax = 0 - success |
3264 | * eax = 0 - success |
3259 | * eax = 1 - the receiver has not defined buffer for IPC messages |
3265 | * eax = 1 - the receiver has not defined buffer for IPC messages |
3260 | (can be, still have no time, |
3266 | (can be, still have no time, |
3261 | and can be, this is not right process) |
3267 | and can be, this is not right process) |
3262 | * eax = 2 - the receiver has blocked IPC-buffer; try to wait a bit |
3268 | * eax = 2 - the receiver has blocked IPC-buffer; try to wait a bit |
3263 | * eax = 3 - overflow of IPC-buffer of the receiver |
3269 | * eax = 3 - overflow of IPC-buffer of the receiver |
3264 | * eax = 4 - process/thread with such PID does not exist |
3270 | * eax = 4 - process/thread with such PID does not exist |
3265 | Remarks: |
3271 | Remarks: |
3266 | * Immediately after writing of IPC-message to the buffer the system |
3272 | * Immediately after writing of IPC-message to the buffer the system |
3267 | sends to the receiver the event with code 7 (see event codes). |
3273 | sends to the receiver the event with code 7 (see event codes). |
3268 | 3274 | ||
3269 | ====================================================================== |
3275 | ====================================================================== |
3270 | ==== Function 61 - get parameters for the direct graphics access. ==== |
3276 | ==== Function 61 - get parameters for the direct graphics access. ==== |
3271 | ====================================================================== |
3277 | ====================================================================== |
3272 | The data of the graphics screen (the memory area which displays |
3278 | The data of the graphics screen (the memory area which displays |
3273 | screen contents) are accessible to a program directly, without |
3279 | screen contents) are accessible to a program directly, without |
3274 | any system calls, through the selector gs: |
3280 | any system calls, through the selector gs: |
3275 | mov eax, [gs:0] |
3281 | mov eax, [gs:0] |
3276 | places in eax the first dword of the buffer, which contains |
3282 | places in eax the first dword of the buffer, which contains |
3277 | information on color of the left upper point (and, possibly, colors |
3283 | information on color of the left upper point (and, possibly, colors |
3278 | of several following). |
3284 | of several following). |
3279 | mov [gs:0], eax |
3285 | mov [gs:0], eax |
3280 | by work in VESA modes with LFB sets color of the left upper point |
3286 | by work in VESA modes with LFB sets color of the left upper point |
3281 | (and, possibly, colors of several following). |
3287 | (and, possibly, colors of several following). |
3282 | To interpret the data of graphics screen program needs to know |
3288 | To interpret the data of graphics screen program needs to know |
3283 | some parameters, returning by this function. |
3289 | some parameters, returning by this function. |
3284 | Remarks: |
3290 | Remarks: |
3285 | * Graphics parameters changes very seldom at work, |
3291 | * Graphics parameters changes very seldom at work, |
3286 | namely, only in cases, when user works with the application VRR. |
3292 | namely, only in cases, when user works with the application VRR. |
3287 | * At videomode change the system redraws all windows (event |
3293 | * At videomode change the system redraws all windows (event |
3288 | with code 1) and redraws the background (event 5). |
3294 | with code 1) and redraws the background (event 5). |
3289 | Same events occur in other cases too, which meet much more often, |
3295 | Same events occur in other cases too, which meet much more often, |
3290 | than videomode change. |
3296 | than videomode change. |
3291 | * By operation in videomodes with LFB the selector gs points to |
3297 | * By operation in videomodes with LFB the selector gs points to |
3292 | LFB itself, so reading/writing on gs result directly in |
3298 | LFB itself, so reading/writing on gs result directly in |
3293 | change of screen contents. By operation in videomodes without |
3299 | change of screen contents. By operation in videomodes without |
3294 | LFB gs points to some data area in the kernel, and all functions |
3300 | LFB gs points to some data area in the kernel, and all functions |
3295 | of screen output fulfil honesty double operation on writing |
3301 | of screen output fulfil honesty double operation on writing |
3296 | directly to the screen and writing to this buffer. In result |
3302 | directly to the screen and writing to this buffer. In result |
3297 | at reading contents of this buffer the results correspond to |
3303 | at reading contents of this buffer the results correspond to |
3298 | screen contents (with, generally speaking, large color |
3304 | screen contents (with, generally speaking, large color |
3299 | resolution), and writing is ignored. |
3305 | resolution), and writing is ignored. |
3300 | One exception is the mode 320*200, for which main loop of the |
3306 | One exception is the mode 320*200, for which main loop of the |
3301 | system thread updates the screen according to mouse movements. |
3307 | system thread updates the screen according to mouse movements. |
3302 | 3308 | ||
3303 | ------------------------- Screen resolution -------------------------- |
3309 | ------------------------- Screen resolution -------------------------- |
3304 | Parameters: |
3310 | Parameters: |
3305 | * eax = 61 - function number |
3311 | * eax = 61 - function number |
3306 | * ebx = 1 - subfunction number |
3312 | * ebx = 1 - subfunction number |
3307 | Returned value: |
3313 | Returned value: |
3308 | * eax = [resolution on x axis]*65536 + [resolution on y axis] |
3314 | * eax = [resolution on x axis]*65536 + [resolution on y axis] |
3309 | Remarks: |
3315 | Remarks: |
3310 | * One can use function 14 paying attention that |
3316 | * One can use function 14 paying attention that |
3311 | it returns sizes on 1 pixel less. It is fully equivalent way. |
3317 | it returns sizes on 1 pixel less. It is fully equivalent way. |
3312 | 3318 | ||
3313 | ---------------------- Number of bits per pixel ---------------------- |
3319 | ---------------------- Number of bits per pixel ---------------------- |
3314 | Parameters: |
3320 | Parameters: |
3315 | * eax = 61 - function number |
3321 | * eax = 61 - function number |
3316 | * ebx = 2 - subfunction number |
3322 | * ebx = 2 - subfunction number |
3317 | Returned value: |
3323 | Returned value: |
3318 | * eax = number of bits per pixel (24 or 32) |
3324 | * eax = number of bits per pixel (24 or 32) |
3319 | 3325 | ||
3320 | -------------------- Number of bytes per scanline -------------------- |
3326 | -------------------- Number of bytes per scanline -------------------- |
3321 | Parameters: |
3327 | Parameters: |
3322 | * eax = 61 - function number |
3328 | * eax = 61 - function number |
3323 | * ebx = 3 - subfunction number |
3329 | * ebx = 3 - subfunction number |
3324 | Returned value: |
3330 | Returned value: |
3325 | * eax = number of bytes occupied by one scanline |
3331 | * eax = number of bytes occupied by one scanline |
3326 | (horizontal line on the screen) |
3332 | (horizontal line on the screen) |
3327 | 3333 | ||
3328 | ====================================================================== |
3334 | ====================================================================== |
3329 | ===== Function 62, subfunction 0 - get version of PCI-interface. ===== |
3335 | ===== Function 62, subfunction 0 - get version of PCI-interface. ===== |
3330 | ====================================================================== |
3336 | ====================================================================== |
3331 | Parameters: |
3337 | Parameters: |
3332 | * eax = 62 - function number |
3338 | * eax = 62 - function number |
3333 | * bl = 0 - subfunction number |
3339 | * bl = 0 - subfunction number |
3334 | Returned value: |
3340 | Returned value: |
3335 | * eax = -1 - PCI access is disabled; otherwise |
3341 | * eax = -1 - PCI access is disabled; otherwise |
3336 | * ah.al = version of PCI-interface (ah=version, al=subversion) |
3342 | * ah.al = version of PCI-interface (ah=version, al=subversion) |
3337 | * high word of eax is zeroed |
3343 | * high word of eax is zeroed |
3338 | Remarks: |
3344 | Remarks: |
3339 | * Previously low-level access to PCI for applications must be |
3345 | * Previously low-level access to PCI for applications must be |
3340 | enabled by subfunction 12 of function 21. |
3346 | enabled by subfunction 12 of function 21. |
3341 | * If PCI BIOS is not supported, the value of ax is undefined. |
3347 | * If PCI BIOS is not supported, the value of ax is undefined. |
3342 | 3348 | ||
3343 | ====================================================================== |
3349 | ====================================================================== |
3344 | ==== Function 62, subfunction 1 - get number of the last PCI-bus. ==== |
3350 | ==== Function 62, subfunction 1 - get number of the last PCI-bus. ==== |
3345 | ====================================================================== |
3351 | ====================================================================== |
3346 | Parameters: |
3352 | Parameters: |
3347 | * eax = 62 - function number |
3353 | * eax = 62 - function number |
3348 | * bl = 1 - subfunction number |
3354 | * bl = 1 - subfunction number |
3349 | Returned value: |
3355 | Returned value: |
3350 | * eax = -1 - access to PCI is disabled; otherwise |
3356 | * eax = -1 - access to PCI is disabled; otherwise |
3351 | * al = number of the last PCI-bus; other bytes of eax are destroyed |
3357 | * al = number of the last PCI-bus; other bytes of eax are destroyed |
3352 | Remarks: |
3358 | Remarks: |
3353 | * Previously low-level access to PCI for applications must be |
3359 | * Previously low-level access to PCI for applications must be |
3354 | enabled by subfunction 12 of function 21. |
3360 | enabled by subfunction 12 of function 21. |
3355 | * If PCI BIOS is not supported, the value of ax is undefined. |
3361 | * If PCI BIOS is not supported, the value of ax is undefined. |
3356 | 3362 | ||
3357 | ====================================================================== |
3363 | ====================================================================== |
3358 | ===================== Function 62, subfunction 2 ===================== |
3364 | ===================== Function 62, subfunction 2 ===================== |
3359 | ===== Get mechanism of addressing to the PCI configuration space. ==== |
3365 | ===== Get mechanism of addressing to the PCI configuration space. ==== |
3360 | ====================================================================== |
3366 | ====================================================================== |
3361 | Parameters: |
3367 | Parameters: |
3362 | * eax = 62 - function number |
3368 | * eax = 62 - function number |
3363 | * bl = 2 - subfunction number |
3369 | * bl = 2 - subfunction number |
3364 | Returned value: |
3370 | Returned value: |
3365 | * eax = -1 - access to PCI is disabled; otherwise |
3371 | * eax = -1 - access to PCI is disabled; otherwise |
3366 | * al = mechanism (1 or 2); other bytes of eax are destroyed |
3372 | * al = mechanism (1 or 2); other bytes of eax are destroyed |
3367 | Remarks: |
3373 | Remarks: |
3368 | * Previously low-level access to PCI for applications must be |
3374 | * Previously low-level access to PCI for applications must be |
3369 | enabled by subfunction 12 of function 21. |
3375 | enabled by subfunction 12 of function 21. |
3370 | * Addressing mechanism is selected depending on |
3376 | * Addressing mechanism is selected depending on |
3371 | equipment characteristics. |
3377 | equipment characteristics. |
3372 | * Subfunctions of read and write work automatically |
3378 | * Subfunctions of read and write work automatically |
3373 | with the selected mechanism. |
3379 | with the selected mechanism. |
3374 | 3380 | ||
3375 | ====================================================================== |
3381 | ====================================================================== |
3376 | ======== Function 62, subfunctions 4,5,6 - read PCI-register. ======== |
3382 | ======== Function 62, subfunctions 4,5,6 - read PCI-register. ======== |
3377 | ====================================================================== |
3383 | ====================================================================== |
3378 | Parameters: |
3384 | Parameters: |
3379 | * eax = 62 - function number |
3385 | * eax = 62 - function number |
3380 | * bl = 4 - read byte |
3386 | * bl = 4 - read byte |
3381 | * bl = 5 - read word |
3387 | * bl = 5 - read word |
3382 | * bl = 6 - read dword |
3388 | * bl = 6 - read dword |
3383 | * bh = number of PCI-bus |
3389 | * bh = number of PCI-bus |
3384 | * ch = dddddfff, where ddddd = number of the device on the bus, |
3390 | * ch = dddddfff, where ddddd = number of the device on the bus, |
3385 | fff = function number of device |
3391 | fff = function number of device |
3386 | * cl = number of register (must be even for bl=5, |
3392 | * cl = number of register (must be even for bl=5, |
3387 | divisible by 4 for bl=6) |
3393 | divisible by 4 for bl=6) |
3388 | Returned value: |
3394 | Returned value: |
3389 | * eax = -1 - error (access to PCI is disabled or parameters |
3395 | * eax = -1 - error (access to PCI is disabled or parameters |
3390 | are not supported); otherwise |
3396 | are not supported); otherwise |
3391 | * al/ax/eax (depending on requested size) contains the data; |
3397 | * al/ax/eax (depending on requested size) contains the data; |
3392 | the other part of register eax is destroyed |
3398 | the other part of register eax is destroyed |
3393 | Remarks: |
3399 | Remarks: |
3394 | * Previously low-level access to PCI for applications must be |
3400 | * Previously low-level access to PCI for applications must be |
3395 | enabled by subfunction 12 of function 21. |
3401 | enabled by subfunction 12 of function 21. |
3396 | * Access mechanism 2 supports only 16 devices on a bus and ignores |
3402 | * Access mechanism 2 supports only 16 devices on a bus and ignores |
3397 | function number. To get access mechanism use subfunction 2. |
3403 | function number. To get access mechanism use subfunction 2. |
3398 | * Some registers are standard and exist for all devices, some are |
3404 | * Some registers are standard and exist for all devices, some are |
3399 | defined by the concrete device. The list of registers of the |
3405 | defined by the concrete device. The list of registers of the |
3400 | first type can be found e.g. in famous |
3406 | first type can be found e.g. in famous |
3401 | Interrupt List by Ralf Brown |
3407 | Interrupt List by Ralf Brown |
3402 | (http://www.pobox.com/~ralf/files.html, |
3408 | (http://www.pobox.com/~ralf/files.html, |
3403 | ftp://ftp.cs.cmu.edu/afs/cs/user/ralf/pub/); |
3409 | ftp://ftp.cs.cmu.edu/afs/cs/user/ralf/pub/); |
3404 | registers of the second type must be listed |
3410 | registers of the second type must be listed |
3405 | in the device documentation. |
3411 | in the device documentation. |
3406 | 3412 | ||
3407 | ====================================================================== |
3413 | ====================================================================== |
3408 | ====== Function 62, subfunctions 8,9,10 - write to PCI-register. ===== |
3414 | ====== Function 62, subfunctions 8,9,10 - write to PCI-register. ===== |
3409 | ====================================================================== |
3415 | ====================================================================== |
3410 | Parameters: |
3416 | Parameters: |
3411 | * eax = 62 - function number |
3417 | * eax = 62 - function number |
3412 | * bl = 8 - write byte |
3418 | * bl = 8 - write byte |
3413 | * bl = 9 - write word |
3419 | * bl = 9 - write word |
3414 | * bl = 10 - write dword |
3420 | * bl = 10 - write dword |
3415 | * bh = number of PCI-bus |
3421 | * bh = number of PCI-bus |
3416 | * ch = dddddfff, where ddddd = number of the device on the bus, |
3422 | * ch = dddddfff, where ddddd = number of the device on the bus, |
3417 | fff = function number of device |
3423 | fff = function number of device |
3418 | * cl = number of register (must be even for bl=9, |
3424 | * cl = number of register (must be even for bl=9, |
3419 | divisible by 4 for bl=10) |
3425 | divisible by 4 for bl=10) |
3420 | * dl/dx/edx (depending on requested size) contatins |
3426 | * dl/dx/edx (depending on requested size) contatins |
3421 | the data to write |
3427 | the data to write |
3422 | Returned value: |
3428 | Returned value: |
3423 | * eax = -1 - error (access to PCI is disabled or parameters |
3429 | * eax = -1 - error (access to PCI is disabled or parameters |
3424 | are not supported) |
3430 | are not supported) |
3425 | * eax = 0 - success |
3431 | * eax = 0 - success |
3426 | Remarks: |
3432 | Remarks: |
3427 | * Previously low-level access to PCI for applications must be |
3433 | * Previously low-level access to PCI for applications must be |
3428 | enabled by subfunction 12 of function 21. |
3434 | enabled by subfunction 12 of function 21. |
3429 | * Access mechanism 2 supports only 16 devices on a bus and ignores |
3435 | * Access mechanism 2 supports only 16 devices on a bus and ignores |
3430 | function number. To get access mechanism use subfunction 2. |
3436 | function number. To get access mechanism use subfunction 2. |
3431 | * Some registers are standard and exist for all devices, some are |
3437 | * Some registers are standard and exist for all devices, some are |
3432 | defined by the concrete device. The list of registers of the |
3438 | defined by the concrete device. The list of registers of the |
3433 | first type can be found e.g. in famous Interrupt List by |
3439 | first type can be found e.g. in famous Interrupt List by |
3434 | Ralf Brown; registers of the second type must be listed |
3440 | Ralf Brown; registers of the second type must be listed |
3435 | in the device documentation. |
3441 | in the device documentation. |
3436 | 3442 | ||
3437 | ====================================================================== |
3443 | ====================================================================== |
3438 | ============== Function 63 - work with the debug board. ============== |
3444 | ============== Function 63 - work with the debug board. ============== |
3439 | ====================================================================== |
3445 | ====================================================================== |
3440 | The debug board is the global system buffer (with the size |
3446 | The debug board is the global system buffer (with the size |
3441 | 512 bytes), to which any program can write (generally speaking, |
3447 | 512 bytes), to which any program can write (generally speaking, |
3442 | arbitrary) data and from which other program can read these data. |
3448 | arbitrary) data and from which other program can read these data. |
3443 | By the agreement written data are text strings interpreted as |
3449 | By the agreement written data are text strings interpreted as |
3444 | debug messages on a course of program execution. The kernel in |
3450 | debug messages on a course of program execution. The kernel in |
3445 | some situations also writes to the debug board information on |
3451 | some situations also writes to the debug board information on |
3446 | execution of some functions; by the agreement kernel messages |
3452 | execution of some functions; by the agreement kernel messages |
3447 | begins from the prefix "K : ". |
3453 | begins from the prefix "K : ". |
3448 | For view of the debug board the application 'board' was created, |
3454 | For view of the debug board the application 'board' was created, |
3449 | which reads data from the buffer and displays them in its window. |
3455 | which reads data from the buffer and displays them in its window. |
3450 | 'board' interpretes the sequence of codes 13,10 as newline. |
3456 | 'board' interpretes the sequence of codes 13,10 as newline. |
3451 | A character with null code in an end of line is not necessary, |
3457 | A character with null code in an end of line is not necessary, |
3452 | but also does not prevent. |
3458 | but also does not prevent. |
3453 | Because debugger has been written, the value of the debug board |
3459 | Because debugger has been written, the value of the debug board |
3454 | has decreased, as debugger allows to inspect completely a course of |
3460 | has decreased, as debugger allows to inspect completely a course of |
3455 | program execution without any efforts from the direction of program |
3461 | program execution without any efforts from the direction of program |
3456 | itself. Nevertheless in some cases the debug board is still useful. |
3462 | itself. Nevertheless in some cases the debug board is still useful. |
3457 | 3463 | ||
3458 | ----------------------------- Write byte ----------------------------- |
3464 | ----------------------------- Write byte ----------------------------- |
3459 | Parameters: |
3465 | Parameters: |
3460 | * eax = 63 - function number |
3466 | * eax = 63 - function number |
3461 | * ebx = 1 - subfunction number |
3467 | * ebx = 1 - subfunction number |
3462 | * cl = data byte |
3468 | * cl = data byte |
3463 | Returned value: |
3469 | Returned value: |
3464 | * function does not return value |
3470 | * function does not return value |
3465 | Remarks: |
3471 | Remarks: |
3466 | * Byte is written to the buffer. Buffer size is 512 bytes. |
3472 | * Byte is written to the buffer. Buffer size is 512 bytes. |
3467 | At buffer overflow all obtained data are lost. |
3473 | At buffer overflow all obtained data are lost. |
3468 | * For output to the debug board of more complicated objects |
3474 | * For output to the debug board of more complicated objects |
3469 | (strings, numbers) it is enough to call this function in cycle. |
3475 | (strings, numbers) it is enough to call this function in cycle. |
3470 | It is possible not to write the appropriate code manually and use |
3476 | It is possible not to write the appropriate code manually and use |
3471 | file 'debug.inc', which is included into the distributive. |
3477 | file 'debug.inc', which is included into the distributive. |
3472 | 3478 | ||
3473 | ----------------------------- Read byte ------------------------------ |
3479 | ----------------------------- Read byte ------------------------------ |
3474 | Takes away byte from the buffer. |
3480 | Takes away byte from the buffer. |
3475 | Parameters: |
3481 | Parameters: |
3476 | * eax = 63 - function number |
3482 | * eax = 63 - function number |
3477 | * ebx = 2 - subfunction number |
3483 | * ebx = 2 - subfunction number |
3478 | Returned value: |
3484 | Returned value: |
3479 | * eax = ebx = 0 - the buffer is empty |
3485 | * eax = ebx = 0 - the buffer is empty |
3480 | * eax = byte, ebx = 1 - byte was successfully read |
3486 | * eax = byte, ebx = 1 - byte was successfully read |
3481 | 3487 | ||
3482 | ====================================================================== |
3488 | ====================================================================== |
3483 | ============== Function 64 - resize application memory. ============== |
3489 | ============== Function 64 - resize application memory. ============== |
3484 | ====================================================================== |
3490 | ====================================================================== |
3485 | Parameters: |
3491 | Parameters: |
3486 | * eax = 64 - function number |
3492 | * eax = 64 - function number |
3487 | * ebx = 1 - unique subfunction |
3493 | * ebx = 1 - unique subfunction |
3488 | * ecx = new memory size |
3494 | * ecx = new memory size |
3489 | Returned value: |
3495 | Returned value: |
3490 | * eax = 0 - success |
3496 | * eax = 0 - success |
3491 | * eax = 1 - not enough memory |
3497 | * eax = 1 - not enough memory |
3492 | Remarks: |
3498 | Remarks: |
3493 | * At the moment this function is a sole resource for dynamic |
3499 | * At the moment this function is a sole resource for dynamic |
3494 | allocation/free of application memory. |
3500 | allocation/free of application memory. |
3495 | 3501 | ||
3496 | ====================================================================== |
3502 | ====================================================================== |
3497 | ================== Function 66 - work with keyboard. ================= |
3503 | ================== Function 66 - work with keyboard. ================= |
3498 | ====================================================================== |
3504 | ====================================================================== |
3499 | The input mode influences results of reading keys by function 2. |
3505 | The input mode influences results of reading keys by function 2. |
3500 | When a program loads, ASCII input mode is set for it. |
3506 | When a program loads, ASCII input mode is set for it. |
3501 | 3507 | ||
3502 | -------------- Subfunction 1 - set keyboard input mode. -------------- |
3508 | -------------- Subfunction 1 - set keyboard input mode. -------------- |
3503 | Parameters: |
3509 | Parameters: |
3504 | * eax = 66 - function number |
3510 | * eax = 66 - function number |
3505 | * ebx = 1 - subfunction number |
3511 | * ebx = 1 - subfunction number |
3506 | * ecx = mode: |
3512 | * ecx = mode: |
3507 | * 0 = normal (ASCII-characters) |
3513 | * 0 = normal (ASCII-characters) |
3508 | * 1 = scancodes |
3514 | * 1 = scancodes |
3509 | Returned value: |
3515 | Returned value: |
3510 | * function does not return value |
3516 | * function does not return value |
3511 | 3517 | ||
3512 | -------------- Subfunction 2 - get keyboard input mode. -------------- |
3518 | -------------- Subfunction 2 - get keyboard input mode. -------------- |
3513 | Parameters: |
3519 | Parameters: |
3514 | * eax = 66 - function number |
3520 | * eax = 66 - function number |
3515 | * ebx = 2 - subfunction number |
3521 | * ebx = 2 - subfunction number |
3516 | Returned value: |
3522 | Returned value: |
3517 | * eax = current mode |
3523 | * eax = current mode |
3518 | 3524 | ||
3519 | ------------ Subfunction 3 - get status of control keys. ------------- |
3525 | ------------ Subfunction 3 - get status of control keys. ------------- |
3520 | Parameters: |
3526 | Parameters: |
3521 | * eax = 66 - function number |
3527 | * eax = 66 - function number |
3522 | * ebx = 3 - subfunction number |
3528 | * ebx = 3 - subfunction number |
3523 | Returned value: |
3529 | Returned value: |
3524 | * eax = bit mask: |
3530 | * eax = bit mask: |
3525 | * bit 0 (mask 1): left Shift is pressed |
3531 | * bit 0 (mask 1): left Shift is pressed |
3526 | * bit 1 (mask 2): right Shift is pressed |
3532 | * bit 1 (mask 2): right Shift is pressed |
3527 | * bit 2 (mask 4): left Ctrl is pressed |
3533 | * bit 2 (mask 4): left Ctrl is pressed |
3528 | * bit 3 (mask 8): right Ctrl is pressed |
3534 | * bit 3 (mask 8): right Ctrl is pressed |
3529 | * bit 4 (mask 0x10): left Alt is pressed |
3535 | * bit 4 (mask 0x10): left Alt is pressed |
3530 | * bit 5 (mask 0x20): right Alt is pressed |
3536 | * bit 5 (mask 0x20): right Alt is pressed |
3531 | * bit 6 (mask 0x40): CapsLock is on |
3537 | * bit 6 (mask 0x40): CapsLock is on |
3532 | * bit 7 (mask 0x80): NumLock is on |
3538 | * bit 7 (mask 0x80): NumLock is on |
3533 | * bit 8 (mask 0x100): ScrollLock is on |
3539 | * bit 8 (mask 0x100): ScrollLock is on |
3534 | * other bits are cleared |
3540 | * other bits are cleared |
3535 | 3541 | ||
3536 | -------------- Subfunction 4 - set system-wide hotkey. --------------- |
3542 | -------------- Subfunction 4 - set system-wide hotkey. --------------- |
3537 | When hotkey is pressed, the system notifies only those applications, |
3543 | When hotkey is pressed, the system notifies only those applications, |
3538 | which have installed it; the active application (which receives |
3544 | which have installed it; the active application (which receives |
3539 | all normal input) does not receive such keys. |
3545 | all normal input) does not receive such keys. |
3540 | The notification consists in sending event with the code 2. |
3546 | The notification consists in sending event with the code 2. |
3541 | Reading hotkey is the same as reading normal key - by function 2. |
3547 | Reading hotkey is the same as reading normal key - by function 2. |
3542 | Parameters: |
3548 | Parameters: |
3543 | * eax = 66 - function number |
3549 | * eax = 66 - function number |
3544 | * ebx = 4 - subfunction number |
3550 | * ebx = 4 - subfunction number |
3545 | * cl determines key scancode; |
3551 | * cl determines key scancode; |
3546 | use cl=0 to give combinations such as Ctrl+Shift |
3552 | use cl=0 to give combinations such as Ctrl+Shift |
3547 | * edx = 0xXYZ determines possible states of control keys: |
3553 | * edx = 0xXYZ determines possible states of control keys: |
3548 | * Z (low 4 bits) determines state of LShift and RShift: |
3554 | * Z (low 4 bits) determines state of LShift and RShift: |
3549 | * 0 = no key must be pressed; |
3555 | * 0 = no key must be pressed; |
3550 | * 1 = exactly one key must be pressed; |
3556 | * 1 = exactly one key must be pressed; |
3551 | * 2 = both keys must be pressed; |
3557 | * 2 = both keys must be pressed; |
3552 | * 3 = must be pressed LShift, but not RShift; |
3558 | * 3 = must be pressed LShift, but not RShift; |
3553 | * 4 = must be pressed RShift, but not LShift |
3559 | * 4 = must be pressed RShift, but not LShift |
3554 | * Y - similar for LCtrl and RCtrl; |
3560 | * Y - similar for LCtrl and RCtrl; |
3555 | * X - similar for LAlt and RAlt |
3561 | * X - similar for LAlt and RAlt |
3556 | Returned value: |
3562 | Returned value: |
3557 | * eax=0 - success |
3563 | * eax=0 - success |
3558 | * eax=1 - too mant hotkeys (maximum 256 are allowed) |
3564 | * eax=1 - too mant hotkeys (maximum 256 are allowed) |
3559 | Remarks: |
3565 | Remarks: |
3560 | * Hotkey can work either at pressing or at release. Release |
3566 | * Hotkey can work either at pressing or at release. Release |
3561 | scancode of a key is more on 128 than pressing scancode |
3567 | scancode of a key is more on 128 than pressing scancode |
3562 | (i.e. high bit is set). |
3568 | (i.e. high bit is set). |
3563 | * Several applications can set the same combination; |
3569 | * Several applications can set the same combination; |
3564 | all such applications will be informed on pressing |
3570 | all such applications will be informed on pressing |
3565 | such combination. |
3571 | such combination. |
3566 | 3572 | ||
3567 | -------------- Subfunction 5 - delete installed hotkey. -------------- |
3573 | -------------- Subfunction 5 - delete installed hotkey. -------------- |
3568 | Parameters: |
3574 | Parameters: |
3569 | * eax = 66 - function number |
3575 | * eax = 66 - function number |
3570 | * ebx = 5 - subfunction number |
3576 | * ebx = 5 - subfunction number |
3571 | * cl = scancode of key and edx = 0xXYZ the same as in subfunction 4 |
3577 | * cl = scancode of key and edx = 0xXYZ the same as in subfunction 4 |
3572 | Returned value: |
3578 | Returned value: |
3573 | * eax = 0 - success |
3579 | * eax = 0 - success |
3574 | * eax = 1 - there is no such hotkey |
3580 | * eax = 1 - there is no such hotkey |
3575 | Remarks: |
3581 | Remarks: |
3576 | * When a process/thread terminates, all hotkey installed by it are |
3582 | * When a process/thread terminates, all hotkey installed by it are |
3577 | deleted. |
3583 | deleted. |
3578 | * The call to this subfunction does not affect other applications. |
3584 | * The call to this subfunction does not affect other applications. |
3579 | If other application has defined the same combination, it will |
3585 | If other application has defined the same combination, it will |
3580 | still receive notices. |
3586 | still receive notices. |
3581 | 3587 | ||
3582 | ====================================================================== |
3588 | ====================================================================== |
3583 | ========= Function 67 - change position/sizes of the window. ========= |
3589 | ========= Function 67 - change position/sizes of the window. ========= |
3584 | ====================================================================== |
3590 | ====================================================================== |
3585 | Parameters: |
3591 | Parameters: |
3586 | * eax = 67 - function number |
3592 | * eax = 67 - function number |
3587 | * ebx = new x-coordinate of the window |
3593 | * ebx = new x-coordinate of the window |
3588 | * ecx = new y-coordinate of the window |
3594 | * ecx = new y-coordinate of the window |
3589 | * edx = new x-size of the window |
3595 | * edx = new x-size of the window |
3590 | * esi = new y-size of the window |
3596 | * esi = new y-size of the window |
3591 | Returned value: |
3597 | Returned value: |
3592 | * function does not return value |
3598 | * function does not return value |
3593 | Remarks: |
3599 | Remarks: |
3594 | * The value -1 for a parameter means "do not change"; e.g. to move |
3600 | * The value -1 for a parameter means "do not change"; e.g. to move |
3595 | the window without resizing it is possible to specify edx=esi=-1. |
3601 | the window without resizing it is possible to specify edx=esi=-1. |
3596 | * Previously the window must be defined by function 0. |
3602 | * Previously the window must be defined by function 0. |
3597 | It sets initial coordinates and sizes of the window. |
3603 | It sets initial coordinates and sizes of the window. |
3598 | * Sizes of the window are understood in sense of function 0, |
3604 | * Sizes of the window are understood in sense of function 0, |
3599 | that is one pixel less than real sizes. |
3605 | that is one pixel less than real sizes. |
3600 | * The function call for maximized windows is simply ignored. |
3606 | * The function call for maximized windows is simply ignored. |
3601 | * For windows of appropriate styles position and/or sizes can be |
3607 | * For windows of appropriate styles position and/or sizes can be |
3602 | changed by user; current position and sizes can be obtained by |
3608 | changed by user; current position and sizes can be obtained by |
3603 | call to function 9. |
3609 | call to function 9. |
3604 | * The function sends to the window redraw event (with the code 1). |
3610 | * The function sends to the window redraw event (with the code 1). |
3605 | 3611 | ||
3606 | ====================================================================== |
3612 | ====================================================================== |
3607 | ====== Function 68, subfunction 0 - get the task switch counter. ===== |
3613 | ====== Function 68, subfunction 0 - get the task switch counter. ===== |
3608 | ====================================================================== |
3614 | ====================================================================== |
3609 | Parameters: |
3615 | Parameters: |
3610 | * eax = 68 - function number |
3616 | * eax = 68 - function number |
3611 | * ebx = 0 - subfunction number |
3617 | * ebx = 0 - subfunction number |
3612 | Returned value: |
3618 | Returned value: |
3613 | * eax = number of task switches from the system booting |
3619 | * eax = number of task switches from the system booting |
3614 | (modulo 2^32) |
3620 | (modulo 2^32) |
3615 | 3621 | ||
3616 | ====================================================================== |
3622 | ====================================================================== |
3617 | ======= Function 68, subfunction 1 - switch to the next thread. ====== |
3623 | ======= Function 68, subfunction 1 - switch to the next thread. ====== |
3618 | ====================================================================== |
3624 | ====================================================================== |
3619 | The function completes the current time slice allocated to the |
3625 | The function completes the current time slice allocated to the |
3620 | thread and switches to the next. (Which thread in which process |
3626 | thread and switches to the next. (Which thread in which process |
3621 | will be next, is unpredictable). Later, when execution queue |
3627 | will be next, is unpredictable). Later, when execution queue |
3622 | will reach the current thread, execution will be continued. |
3628 | will reach the current thread, execution will be continued. |
3623 | Parameters: |
3629 | Parameters: |
3624 | * eax = 68 - function number |
3630 | * eax = 68 - function number |
3625 | * ebx = 1 - subfunction number |
3631 | * ebx = 1 - subfunction number |
3626 | Returned value: |
3632 | Returned value: |
3627 | * function does not return value |
3633 | * function does not return value |
3628 | 3634 | ||
3629 | ====================================================================== |
3635 | ====================================================================== |
3630 | ============= Function 68, subfunction 2 - cache + rdpmc. ============ |
3636 | ============= Function 68, subfunction 2 - cache + rdpmc. ============ |
3631 | ====================================================================== |
3637 | ====================================================================== |
3632 | Parameters: |
3638 | Parameters: |
3633 | * eax = 68 - function number |
3639 | * eax = 68 - function number |
3634 | * ebx = 2 - subfunction number |
3640 | * ebx = 2 - subfunction number |
3635 | * ecx = required action: |
3641 | * ecx = required action: |
3636 | * ecx = 0 - enable instruction 'rdpmc' |
3642 | * ecx = 0 - enable instruction 'rdpmc' |
3637 | (ReaD Performance-Monitoring Counters) for applications |
3643 | (ReaD Performance-Monitoring Counters) for applications |
3638 | * ecx = 1 - find out whether cache is disabled/enabled |
3644 | * ecx = 1 - find out whether cache is disabled/enabled |
3639 | * ecx = 2 - enable cache |
3645 | * ecx = 2 - enable cache |
3640 | * ecx = 3 - disable cache |
3646 | * ecx = 3 - disable cache |
3641 | Returned value: |
3647 | Returned value: |
3642 | * for ecx=0: |
3648 | * for ecx=0: |
3643 | * eax = the value of cr4 |
3649 | * eax = the value of cr4 |
3644 | * for ecx=1: |
3650 | * for ecx=1: |
3645 | * eax = (cr0 and 0x60000000): |
3651 | * eax = (cr0 and 0x60000000): |
3646 | * eax = 0 - cache is on |
3652 | * eax = 0 - cache is on |
3647 | * eax <> 0 - cache is off |
3653 | * eax <> 0 - cache is off |
3648 | * for ecx=2 and ecx=3: |
3654 | * for ecx=2 and ecx=3: |
3649 | * function does not return value |
3655 | * function does not return value |
3650 | 3656 | ||
3651 | ====================================================================== |
3657 | ====================================================================== |
3652 | =========== Function 68, subfunction 3 - read MSR-register. ========== |
3658 | =========== Function 68, subfunction 3 - read MSR-register. ========== |
3653 | ====================================================================== |
3659 | ====================================================================== |
3654 | MSR = Model Specific Register; the complete list of MSR-registers |
3660 | MSR = Model Specific Register; the complete list of MSR-registers |
3655 | of a processor is included to the documentation on it (for example, |
3661 | of a processor is included to the documentation on it (for example, |
3656 | IA-32 Intel Architecture Software Developer's Manual, |
3662 | IA-32 Intel Architecture Software Developer's Manual, |
3657 | Volume 3, Appendix B); each processor family has its own subset |
3663 | Volume 3, Appendix B); each processor family has its own subset |
3658 | of the MSR-registers. |
3664 | of the MSR-registers. |
3659 | Parameters: |
3665 | Parameters: |
3660 | * eax = 68 - function number |
3666 | * eax = 68 - function number |
3661 | * ebx = 3 - subfunction number |
3667 | * ebx = 3 - subfunction number |
3662 | * ecx is ignored |
3668 | * ecx is ignored |
3663 | * edx = MSR address |
3669 | * edx = MSR address |
3664 | Returned value: |
3670 | Returned value: |
3665 | * ebx:eax = high:low dword of the result |
3671 | * ebx:eax = high:low dword of the result |
3666 | Remarks: |
3672 | Remarks: |
3667 | * If ecx contains nonexistent or not implemented for this processor |
3673 | * If ecx contains nonexistent or not implemented for this processor |
3668 | MSR, processor will generate an exception in the kernel, which |
3674 | MSR, processor will generate an exception in the kernel, which |
3669 | will kill the thread. |
3675 | will kill the thread. |
3670 | * Previously it is necessary to check, whether MSRs are supported |
3676 | * Previously it is necessary to check, whether MSRs are supported |
3671 | as a whole, with the instruction 'cpuid'. Otherwise processor |
3677 | as a whole, with the instruction 'cpuid'. Otherwise processor |
3672 | will generate other exception in the kernel, which will anyway |
3678 | will generate other exception in the kernel, which will anyway |
3673 | kill the thread. |
3679 | kill the thread. |
3674 | 3680 | ||
3675 | ====================================================================== |
3681 | ====================================================================== |
3676 | ========= Function 68, subfunction 4 - write to MSR-register. ======== |
3682 | ========= Function 68, subfunction 4 - write to MSR-register. ======== |
3677 | ====================================================================== |
3683 | ====================================================================== |
3678 | MSR = Model Specific Register; the complete list of MSR-registers |
3684 | MSR = Model Specific Register; the complete list of MSR-registers |
3679 | of a processor is included to the documentation on it (for example, |
3685 | of a processor is included to the documentation on it (for example, |
3680 | IA-32 Intel Architecture Software Developer's Manual, |
3686 | IA-32 Intel Architecture Software Developer's Manual, |
3681 | Volume 3, Appendix B); each processor family has its own subset |
3687 | Volume 3, Appendix B); each processor family has its own subset |
3682 | of the MSR-registers. |
3688 | of the MSR-registers. |
3683 | Parameters: |
3689 | Parameters: |
3684 | * eax = 68 - function number |
3690 | * eax = 68 - function number |
3685 | * ebx = 4 - subfunction number |
3691 | * ebx = 4 - subfunction number |
3686 | * ecx is ignored |
3692 | * ecx is ignored |
3687 | * edx = MSR address |
3693 | * edx = MSR address |
3688 | * esi:edi = high:low dword |
3694 | * esi:edi = high:low dword |
3689 | Returned value: |
3695 | Returned value: |
3690 | * ebx:eax = copy of esi:edi |
3696 | * ebx:eax = copy of esi:edi |
3691 | Çàìå÷àíèÿ: |
3697 | Çàìå÷àíèÿ: |
3692 | * If ecx contains nonexistent or not implemented for this processor |
3698 | * If ecx contains nonexistent or not implemented for this processor |
3693 | MSR, processor will generate an exception in the kernel, which |
3699 | MSR, processor will generate an exception in the kernel, which |
3694 | will kill the thread. |
3700 | will kill the thread. |
3695 | * Previously it is necessary to check, whether MSRs are supported |
3701 | * Previously it is necessary to check, whether MSRs are supported |
3696 | as a whole, with the instruction 'cpuid'. Otherwise processor |
3702 | as a whole, with the instruction 'cpuid'. Otherwise processor |
3697 | will generate other exception in the kernel, which will anyway |
3703 | will generate other exception in the kernel, which will anyway |
3698 | kill the thread. |
3704 | kill the thread. |
3699 | 3705 | ||
3700 | ====================================================================== |
3706 | ====================================================================== |
3701 | ======= Function 68, subfunction 5 - allocate physical memory. ======= |
3707 | ======= Function 68, subfunction 5 - allocate physical memory. ======= |
3702 | ====================================================================== |
3708 | ====================================================================== |
3703 | Parameters: |
3709 | Parameters: |
3704 | * eax = 68 - function number |
3710 | * eax = 68 - function number |
3705 | * ebx = 5 - subfunction number |
3711 | * ebx = 5 - subfunction number |
3706 | * ecx = size (in bytes) |
3712 | * ecx = size (in bytes) |
3707 | Returned value: |
3713 | Returned value: |
3708 | * eax = physical address of allocated memory |
3714 | * eax = physical address of allocated memory |
3709 | Remarks: |
3715 | Remarks: |
3710 | * Normal applications must not use this function, it is intended |
3716 | * Normal applications must not use this function, it is intended |
3711 | for the case, when for some device it is required to place |
3717 | for the case, when for some device it is required to place |
3712 | data to the known physical address. (In effect, this function |
3718 | data to the known physical address. (In effect, this function |
3713 | was developed for AC97WAV.) |
3719 | was developed for AC97WAV.) |
3714 | * The number of blocks of physical memory is limited (by constant |
3720 | * The number of blocks of physical memory is limited (by constant |
3715 | 24, and this constant includes some blocks for kernel). |
3721 | 24, and this constant includes some blocks for kernel). |
3716 | * To free a memory allocated by such way use |
3722 | * To free a memory allocated by such way use |
3717 | subfunction 6, to copy data there and back |
3723 | subfunction 6, to copy data there and back |
3718 | use subfunctions 7 and 8. |
3724 | use subfunctions 7 and 8. |
3719 | 3725 | ||
3720 | ====================================================================== |
3726 | ====================================================================== |
3721 | ========= Function 68, subfunction 6 - free physical memory. ========= |
3727 | ========= Function 68, subfunction 6 - free physical memory. ========= |
3722 | ====================================================================== |
3728 | ====================================================================== |
3723 | Parameters: |
3729 | Parameters: |
3724 | * eax = 68 - function number |
3730 | * eax = 68 - function number |
3725 | * ebx = 6 - subfunction number |
3731 | * ebx = 6 - subfunction number |
3726 | * ecx = physical address of memory |
3732 | * ecx = physical address of memory |
3727 | Returned value: |
3733 | Returned value: |
3728 | * function does not return value |
3734 | * function does not return value |
3729 | Remarks: |
3735 | Remarks: |
3730 | * Normal applications must not use this function, it is intended |
3736 | * Normal applications must not use this function, it is intended |
3731 | for the case, when for some device it is required to place |
3737 | for the case, when for some device it is required to place |
3732 | data to the known physical address. (In effect, this function |
3738 | data to the known physical address. (In effect, this function |
3733 | was developed for AC97WAV.) |
3739 | was developed for AC97WAV.) |
3734 | * The memory must be previously allocated by subfunction 5. |
3740 | * The memory must be previously allocated by subfunction 5. |
3735 | 3741 | ||
3736 | ====================================================================== |
3742 | ====================================================================== |
3737 | ===== Function 68, subfunction 7 - write data to physical memory. ==== |
3743 | ===== Function 68, subfunction 7 - write data to physical memory. ==== |
3738 | ====================================================================== |
3744 | ====================================================================== |
3739 | Parameters: |
3745 | Parameters: |
3740 | * eax = 68 - function number |
3746 | * eax = 68 - function number |
3741 | * ebx = 7 - subfunction number |
3747 | * ebx = 7 - subfunction number |
3742 | * ecx = physical address |
3748 | * ecx = physical address |
3743 | * edx = pointer to the data (in the application) |
3749 | * edx = pointer to the data (in the application) |
3744 | * esi = size of the data (in bytes) |
3750 | * esi = size of the data (in bytes) |
3745 | Returned value: |
3751 | Returned value: |
3746 | * function does not return value |
3752 | * function does not return value |
3747 | Remarks: |
3753 | Remarks: |
3748 | * Normal applications must not use this function, it is intended |
3754 | * Normal applications must not use this function, it is intended |
3749 | for the case, when for some device it is required to place |
3755 | for the case, when for some device it is required to place |
3750 | data to the known physical address. (In effect, this function |
3756 | data to the known physical address. (In effect, this function |
3751 | was developed for AC97WAV.) |
3757 | was developed for AC97WAV.) |
3752 | * The range of physical addresses should lie inside of previously |
3758 | * The range of physical addresses should lie inside of previously |
3753 | allocated by subfunction 5 block of physical memory. |
3759 | allocated by subfunction 5 block of physical memory. |
3754 | * There is no check for correctness. |
3760 | * There is no check for correctness. |
3755 | 3761 | ||
3756 | ====================================================================== |
3762 | ====================================================================== |
3757 | ==== Function 68, subfunction 8 - read data from physical memory. ==== |
3763 | ==== Function 68, subfunction 8 - read data from physical memory. ==== |
3758 | ====================================================================== |
3764 | ====================================================================== |
3759 | Parameters: |
3765 | Parameters: |
3760 | * eax = 68 - function number |
3766 | * eax = 68 - function number |
3761 | * ebx = 8 - subfunction number |
3767 | * ebx = 8 - subfunction number |
3762 | * ecx = physical address |
3768 | * ecx = physical address |
3763 | * edx = pointer to buffer for data (in application) |
3769 | * edx = pointer to buffer for data (in application) |
3764 | * esi = size of data (in bytes) |
3770 | * esi = size of data (in bytes) |
3765 | Returned value: |
3771 | Returned value: |
3766 | * function does not return value |
3772 | * function does not return value |
3767 | Remarks: |
3773 | Remarks: |
3768 | * Normal applications must not use this function, it is intended |
3774 | * Normal applications must not use this function, it is intended |
3769 | for the case, when for some device it is required to place |
3775 | for the case, when for some device it is required to place |
3770 | data to the known physical address. (In effect, this function |
3776 | data to the known physical address. (In effect, this function |
3771 | was developed for AC97WAV.) |
3777 | was developed for AC97WAV.) |
3772 | * The range of physical addresses should lie inside of previously |
3778 | * The range of physical addresses should lie inside of previously |
3773 | allocated by subfunction 5 block of physical memory. |
3779 | allocated by subfunction 5 block of physical memory. |
3774 | * There is no check for correctness. |
3780 | * There is no check for correctness. |
3775 | 3781 | ||
3776 | ====================================================================== |
3782 | ====================================================================== |
3777 | ====================== Fucntion 69 - debugging. ====================== |
3783 | ====================== Fucntion 69 - debugging. ====================== |
3778 | ====================================================================== |
3784 | ====================================================================== |
3779 | A process can load other process as debugged by set of corresponding |
3785 | A process can load other process as debugged by set of corresponding |
3780 | bit by call to subfunction 16 of function 58 |
3786 | bit by call to subfunction 16 of function 58 |
3781 | or subfunction 7 of function 70. |
3787 | or subfunction 7 of function 70. |
3782 | A process can have only one debugger; one process can debug some |
3788 | A process can have only one debugger; one process can debug some |
3783 | others. The system notifies debugger on events occuring with |
3789 | others. The system notifies debugger on events occuring with |
3784 | debugged process. Messages are written to the buffer defined by |
3790 | debugged process. Messages are written to the buffer defined by |
3785 | subfunction 0. |
3791 | subfunction 0. |
3786 | Format of a message: |
3792 | Format of a message: |
3787 | * +0: dword: message code |
3793 | * +0: dword: message code |
3788 | * +4: dword: PID of debugged process |
3794 | * +4: dword: PID of debugged process |
3789 | * +8: there can be additional data depending on message code |
3795 | * +8: there can be additional data depending on message code |
3790 | Message codes: |
3796 | Message codes: |
3791 | * 1 = exception |
3797 | * 1 = exception |
3792 | * in addition dword-number of the exception is given |
3798 | * in addition dword-number of the exception is given |
3793 | * process is suspended |
3799 | * process is suspended |
3794 | * 2 = process has terminated |
3800 | * 2 = process has terminated |
3795 | * comes at any termination: both through the system function -1, |
3801 | * comes at any termination: both through the system function -1, |
3796 | and at "murder" by any other process (including debugger itself) |
3802 | and at "murder" by any other process (including debugger itself) |
3797 | * 3 = debug exception int 1 = #DB |
3803 | * 3 = debug exception int 1 = #DB |
3798 | * in addition dword-image of the register DR6 is given: |
3804 | * in addition dword-image of the register DR6 is given: |
3799 | * bits 0-3: condition of the corresponding breakpoint (set by |
3805 | * bits 0-3: condition of the corresponding breakpoint (set by |
3800 | subfunction 9) is satisfied |
3806 | subfunction 9) is satisfied |
3801 | * áèò 14: exception has occured because of the trace mode |
3807 | * áèò 14: exception has occured because of the trace mode |
3802 | (flag TF is set TF) |
3808 | (flag TF is set TF) |
3803 | * process is suspended |
3809 | * process is suspended |
3804 | When debugger terminates, all debugged processes are killed. |
3810 | When debugger terminates, all debugged processes are killed. |
3805 | If debugger does not want this, it must previously detach by |
3811 | If debugger does not want this, it must previously detach by |
3806 | subfunction 3. |
3812 | subfunction 3. |
3807 | 3813 | ||
3808 | All subfunctions are applicable only to processes/threads started |
3814 | All subfunctions are applicable only to processes/threads started |
3809 | from the current by function 58 or 70 with set debugging flag. |
3815 | from the current by function 58 or 70 with set debugging flag. |
3810 | Debugging of multithreaded programs is not supported yet. |
3816 | Debugging of multithreaded programs is not supported yet. |
3811 | The full list of subfunctions: |
3817 | The full list of subfunctions: |
3812 | * subfunction 0 - define data area for debug messages |
3818 | * subfunction 0 - define data area for debug messages |
3813 | * subfunction 1 - get contents of registers of debugged thread |
3819 | * subfunction 1 - get contents of registers of debugged thread |
3814 | * subfunction 2 - set contents of registers of debugged thread |
3820 | * subfunction 2 - set contents of registers of debugged thread |
3815 | * subfunction 3 - detach from debugged process |
3821 | * subfunction 3 - detach from debugged process |
3816 | * subfunction 4 - suspend debugged thread |
3822 | * subfunction 4 - suspend debugged thread |
3817 | * subfunction 5 - resume debugged thread |
3823 | * subfunction 5 - resume debugged thread |
3818 | * subfunction 6 - read from the memory of debugged process |
3824 | * subfunction 6 - read from the memory of debugged process |
3819 | * subfunction 7 - write to the memory of debugged process |
3825 | * subfunction 7 - write to the memory of debugged process |
3820 | * subfunction 8 - terminate debugged thread |
3826 | * subfunction 8 - terminate debugged thread |
3821 | * subfunction 9 - set/clear hardware breakpoint |
3827 | * subfunction 9 - set/clear hardware breakpoint |
3822 | 3828 | ||
3823 | ====================================================================== |
3829 | ====================================================================== |
3824 | = Function 69, subfunction 0 - define data area fror debug messages. = |
3830 | = Function 69, subfunction 0 - define data area fror debug messages. = |
3825 | ====================================================================== |
3831 | ====================================================================== |
3826 | Parameters: |
3832 | Parameters: |
3827 | * eax = 69 - function number |
3833 | * eax = 69 - function number |
3828 | * ebx = 0 - subfunction number |
3834 | * ebx = 0 - subfunction number |
3829 | * ecx = pointer |
3835 | * ecx = pointer |
3830 | Format of data area: |
3836 | Format of data area: |
3831 | * +0: dword: N = buffer size (not including this header) |
3837 | * +0: dword: N = buffer size (not including this header) |
3832 | * +4: dword: occupied place |
3838 | * +4: dword: occupied place |
3833 | * +8: N*byte: buffer |
3839 | * +8: N*byte: buffer |
3834 | Returned value: |
3840 | Returned value: |
3835 | * function does not return value |
3841 | * function does not return value |
3836 | Remarks: |
3842 | Remarks: |
3837 | * If the size field is negative, the buffer is considered locked |
3843 | * If the size field is negative, the buffer is considered locked |
3838 | and at arrival of new message the system will wait. |
3844 | and at arrival of new message the system will wait. |
3839 | For synchronization frame all work with the buffer by operations |
3845 | For synchronization frame all work with the buffer by operations |
3840 | lock/unlock |
3846 | lock/unlock |
3841 | neg [bufsize] |
3847 | neg [bufsize] |
3842 | * Data in the buffer are considered as array of items with variable |
3848 | * Data in the buffer are considered as array of items with variable |
3843 | length - messages. Format of a message is explained in |
3849 | length - messages. Format of a message is explained in |
3844 | general description. |
3850 | general description. |
3845 | 3851 | ||
3846 | ====================================================================== |
3852 | ====================================================================== |
3847 | ===================== Function 69, subfunction 1 ===================== |
3853 | ===================== Function 69, subfunction 1 ===================== |
3848 | ============ Get contents of registers of debugged thread. =========== |
3854 | ============ Get contents of registers of debugged thread. =========== |
3849 | ====================================================================== |
3855 | ====================================================================== |
3850 | Parameters: |
3856 | Parameters: |
3851 | * eax = 69 - function number |
3857 | * eax = 69 - function number |
3852 | * ebx = 1 - subfunction number |
3858 | * ebx = 1 - subfunction number |
3853 | * ecx = thread identifier |
3859 | * ecx = thread identifier |
3854 | * edx = size of context structure, must be 0x28=40 bytes |
3860 | * edx = size of context structure, must be 0x28=40 bytes |
3855 | * esi = pointer to context structure |
3861 | * esi = pointer to context structure |
3856 | Returned value: |
3862 | Returned value: |
3857 | * function does not return value |
3863 | * function does not return value |
3858 | Format of context structure: (FPU is not supported yet) |
3864 | Format of context structure: (FPU is not supported yet) |
3859 | * +0: dword: eip |
3865 | * +0: dword: eip |
3860 | * +4: dword: eflags |
3866 | * +4: dword: eflags |
3861 | * +8: dword: eax |
3867 | * +8: dword: eax |
3862 | * +12 = +0xC: dword: ecx |
3868 | * +12 = +0xC: dword: ecx |
3863 | * +16 = +0x10: dword: edx |
3869 | * +16 = +0x10: dword: edx |
3864 | * +20 = +0x14: dword: ebx |
3870 | * +20 = +0x14: dword: ebx |
3865 | * +24 = +0x18: dword: esp |
3871 | * +24 = +0x18: dword: esp |
3866 | * +28 = +0x1C: dword: ebp |
3872 | * +28 = +0x1C: dword: ebp |
3867 | * +32 = +0x20: dword: esi |
3873 | * +32 = +0x20: dword: esi |
3868 | * +36 = +0x24: dword: edi |
3874 | * +36 = +0x24: dword: edi |
3869 | Remarks: |
3875 | Remarks: |
3870 | * If the thread executes code of ring-0, the function returns |
3876 | * If the thread executes code of ring-0, the function returns |
3871 | contents of registers of ring-3. |
3877 | contents of registers of ring-3. |
3872 | * Process must be loaded for debugging (as is shown in |
3878 | * Process must be loaded for debugging (as is shown in |
3873 | general description). |
3879 | general description). |
3874 | 3880 | ||
3875 | ====================================================================== |
3881 | ====================================================================== |
3876 | ===================== Function 69, subfunction 2 ===================== |
3882 | ===================== Function 69, subfunction 2 ===================== |
3877 | ============ Set contents of registers of debugged thread. =========== |
3883 | ============ Set contents of registers of debugged thread. =========== |
3878 | ====================================================================== |
3884 | ====================================================================== |
3879 | Parameters: |
3885 | Parameters: |
3880 | * eax = 69 - function number |
3886 | * eax = 69 - function number |
3881 | * ebx = 2 - subfunction number |
3887 | * ebx = 2 - subfunction number |
3882 | * ecx = thread identifier |
3888 | * ecx = thread identifier |
3883 | * edx = size of context structure, must be 0x28=40 bytes |
3889 | * edx = size of context structure, must be 0x28=40 bytes |
3884 | Returned value: |
3890 | Returned value: |
3885 | * function does not return value |
3891 | * function does not return value |
3886 | Format of context structure is shown in the description of |
3892 | Format of context structure is shown in the description of |
3887 | subfunction 1. |
3893 | subfunction 1. |
3888 | Remarks: |
3894 | Remarks: |
3889 | * If the thread executes code of ring-0, the function returns |
3895 | * If the thread executes code of ring-0, the function returns |
3890 | contents of registers of ring-3. |
3896 | contents of registers of ring-3. |
3891 | * Process must be loaded for debugging (as is shown in |
3897 | * Process must be loaded for debugging (as is shown in |
3892 | general description). |
3898 | general description). |
3893 | 3899 | ||
3894 | ====================================================================== |
3900 | ====================================================================== |
3895 | ===== Function 69, subfunction 3 - detach from debugged process. ===== |
3901 | ===== Function 69, subfunction 3 - detach from debugged process. ===== |
3896 | ====================================================================== |
3902 | ====================================================================== |
3897 | Parameters: |
3903 | Parameters: |
3898 | * eax = 69 - function number |
3904 | * eax = 69 - function number |
3899 | * ebx = 3 - subfunction number |
3905 | * ebx = 3 - subfunction number |
3900 | * ecx = identifier |
3906 | * ecx = identifier |
3901 | Returned value: |
3907 | Returned value: |
3902 | * function does not return value |
3908 | * function does not return value |
3903 | Remarks: |
3909 | Remarks: |
3904 | * If the process was suspended, it resumes execution. |
3910 | * If the process was suspended, it resumes execution. |
3905 | 3911 | ||
3906 | ====================================================================== |
3912 | ====================================================================== |
3907 | ======== Function 69, subfunction 4 - suspend debugged thread. ======= |
3913 | ======== Function 69, subfunction 4 - suspend debugged thread. ======= |
3908 | ====================================================================== |
3914 | ====================================================================== |
3909 | Parameters: |
3915 | Parameters: |
3910 | * eax = 69 - function number |
3916 | * eax = 69 - function number |
3911 | * ebx = 4 - subfunction number |
3917 | * ebx = 4 - subfunction number |
3912 | * ecx = thread identifier |
3918 | * ecx = thread identifier |
3913 | Returned value: |
3919 | Returned value: |
3914 | * function does not return value |
3920 | * function does not return value |
3915 | Remarks: |
3921 | Remarks: |
3916 | * Process must be loaded for debugging (as is shown in |
3922 | * Process must be loaded for debugging (as is shown in |
3917 | general description). |
3923 | general description). |
3918 | 3924 | ||
3919 | ====================================================================== |
3925 | ====================================================================== |
3920 | ======== Function 69, subfunction 5 - resume debugged thread. ======== |
3926 | ======== Function 69, subfunction 5 - resume debugged thread. ======== |
3921 | ====================================================================== |
3927 | ====================================================================== |
3922 | Parameters: |
3928 | Parameters: |
3923 | * eax = 69 - function number |
3929 | * eax = 69 - function number |
3924 | * ebx = 5 - subfunction number |
3930 | * ebx = 5 - subfunction number |
3925 | * ecx = thread identifier |
3931 | * ecx = thread identifier |
3926 | Returned value: |
3932 | Returned value: |
3927 | * function does not return value |
3933 | * function does not return value |
3928 | Remarks: |
3934 | Remarks: |
3929 | * Process must be loaded for debugging (as is shown in |
3935 | * Process must be loaded for debugging (as is shown in |
3930 | general description). |
3936 | general description). |
3931 | 3937 | ||
3932 | ====================================================================== |
3938 | ====================================================================== |
3933 | = Fucntion 69, subfunction 6 - read from memory of debugged process. = |
3939 | = Fucntion 69, subfunction 6 - read from memory of debugged process. = |
3934 | ====================================================================== |
3940 | ====================================================================== |
3935 | Parameters: |
3941 | Parameters: |
3936 | * eax = 69 - function number |
3942 | * eax = 69 - function number |
3937 | * ebx = 6 - subfunction number |
3943 | * ebx = 6 - subfunction number |
3938 | * ecx = identifier |
3944 | * ecx = identifier |
3939 | * edx = number of bytes to read |
3945 | * edx = number of bytes to read |
3940 | * esi = address in the memory of debugged process |
3946 | * esi = address in the memory of debugged process |
3941 | * edi = pointer to buffer for data |
3947 | * edi = pointer to buffer for data |
3942 | Returned value: |
3948 | Returned value: |
3943 | * eax = -1 at an error (invalid PID or buffer) |
3949 | * eax = -1 at an error (invalid PID or buffer) |
3944 | * otherwise eax = number of read bytes (possibly, 0, |
3950 | * otherwise eax = number of read bytes (possibly, 0, |
3945 | if esi is too large) |
3951 | if esi is too large) |
3946 | Remarks: |
3952 | Remarks: |
3947 | * Process must be loaded for debugging (as is shown in |
3953 | * Process must be loaded for debugging (as is shown in |
3948 | general description). |
3954 | general description). |
3949 | 3955 | ||
3950 | ====================================================================== |
3956 | ====================================================================== |
3951 | == Function 69, subfunction 7 - write to memory of debugged process. = |
3957 | == Function 69, subfunction 7 - write to memory of debugged process. = |
3952 | ====================================================================== |
3958 | ====================================================================== |
3953 | Parameters: |
3959 | Parameters: |
3954 | * eax = 69 - function number |
3960 | * eax = 69 - function number |
3955 | * ebx = 7 - subfunction number |
3961 | * ebx = 7 - subfunction number |
3956 | * ecx = identifier |
3962 | * ecx = identifier |
3957 | * edx = number of bytes to write |
3963 | * edx = number of bytes to write |
3958 | * esi = address of memory in debugged process |
3964 | * esi = address of memory in debugged process |
3959 | * edi = pointer to data |
3965 | * edi = pointer to data |
3960 | Returned value: |
3966 | Returned value: |
3961 | * eax = -1 at an error (invalid PID or buffer) |
3967 | * eax = -1 at an error (invalid PID or buffer) |
3962 | * otherwise eax = number of written bytes (possibly, 0, |
3968 | * otherwise eax = number of written bytes (possibly, 0, |
3963 | if esi is too large) |
3969 | if esi is too large) |
3964 | Remarks: |
3970 | Remarks: |
3965 | * Process must be loaded for debugging (as is shown in |
3971 | * Process must be loaded for debugging (as is shown in |
3966 | general description). |
3972 | general description). |
3967 | 3973 | ||
3968 | ====================================================================== |
3974 | ====================================================================== |
3969 | ======= Function 69, subfunction 8 - terminate debugged thread. ====== |
3975 | ======= Function 69, subfunction 8 - terminate debugged thread. ====== |
3970 | ====================================================================== |
3976 | ====================================================================== |
3971 | Parameters: |
3977 | Parameters: |
3972 | * eax = 69 - function number |
3978 | * eax = 69 - function number |
3973 | * ebx = 8 - subfunction number |
3979 | * ebx = 8 - subfunction number |
3974 | * ecx = identifier |
3980 | * ecx = identifier |
3975 | Returned value: |
3981 | Returned value: |
3976 | * function does not return value |
3982 | * function does not return value |
3977 | Remarks: |
3983 | Remarks: |
3978 | * Process must be loaded for debugging (as is shown in |
3984 | * Process must be loaded for debugging (as is shown in |
3979 | general description). |
3985 | general description). |
3980 | * The function is similar to subfunction 2 of function 18 |
3986 | * The function is similar to subfunction 2 of function 18 |
3981 | with two differences: it requires first remark and |
3987 | with two differences: it requires first remark and |
3982 | accepts PID rather than slot number. |
3988 | accepts PID rather than slot number. |
3983 | 3989 | ||
3984 | ====================================================================== |
3990 | ====================================================================== |
3985 | ===== Function 69, subfunction 9 - set/clear hardware breakpoint. ==== |
3991 | ===== Function 69, subfunction 9 - set/clear hardware breakpoint. ==== |
3986 | ====================================================================== |
3992 | ====================================================================== |
3987 | Parameters: |
3993 | Parameters: |
3988 | * eax = 69 - function number |
3994 | * eax = 69 - function number |
3989 | * ebx = 9 - subfunction number |
3995 | * ebx = 9 - subfunction number |
3990 | * ecx = thread identifier |
3996 | * ecx = thread identifier |
3991 | * dl = index of breakpoint, from 0 to 3 inclusively |
3997 | * dl = index of breakpoint, from 0 to 3 inclusively |
3992 | * dh = flags: |
3998 | * dh = flags: |
3993 | * if high bit is cleared - set breakpoint: |
3999 | * if high bit is cleared - set breakpoint: |
3994 | * bits 0-1 - condition: |
4000 | * bits 0-1 - condition: |
3995 | * 00 = breakpoint on execution |
4001 | * 00 = breakpoint on execution |
3996 | * 01 = breakpoint on read |
4002 | * 01 = breakpoint on read |
3997 | * 11 = breakpoint on read/write |
4003 | * 11 = breakpoint on read/write |
3998 | * bits 2-3 - length; for breakpoints on exception it must be |
4004 | * bits 2-3 - length; for breakpoints on exception it must be |
3999 | 00, otherwise one of |
4005 | 00, otherwise one of |
4000 | * 00 = byte |
4006 | * 00 = byte |
4001 | * 01 = word |
4007 | * 01 = word |
4002 | * 11 = dword |
4008 | * 11 = dword |
4003 | * esi = breakpoint address; must be aligned according to |
4009 | * esi = breakpoint address; must be aligned according to |
4004 | the length (i.e. must be even for word breakpoints, |
4010 | the length (i.e. must be even for word breakpoints, |
4005 | divisible by 4 for dword) |
4011 | divisible by 4 for dword) |
4006 | * if high bit is set - clear breakpoint |
4012 | * if high bit is set - clear breakpoint |
4007 | Returned value: |
4013 | Returned value: |
4008 | * eax = 0 - success |
4014 | * eax = 0 - success |
4009 | * eax = 1 - error in the input data |
4015 | * eax = 1 - error in the input data |
4010 | * eax = 2 - (reserved, is never returned in the current |
4016 | * eax = 2 - (reserved, is never returned in the current |
4011 | implementation) a global breakpoint with that index is already set |
4017 | implementation) a global breakpoint with that index is already set |
4012 | Remarks: |
4018 | Remarks: |
4013 | * Process must be loaded for debugging (as is shown in |
4019 | * Process must be loaded for debugging (as is shown in |
4014 | general description). |
4020 | general description). |
4015 | * Hardware breakpoints are implemented through DRx-registers of |
4021 | * Hardware breakpoints are implemented through DRx-registers of |
4016 | the processor, all limitations results from this. |
4022 | the processor, all limitations results from this. |
4017 | * The function can reinstall the breakpoint, previously set |
4023 | * The function can reinstall the breakpoint, previously set |
4018 | by it (and it does not inform on this). |
4024 | by it (and it does not inform on this). |
4019 | Carry on the list of set breakpoints in the debugger. |
4025 | Carry on the list of set breakpoints in the debugger. |
4020 | * Breakpoints generate debug exception #DB, on which the system |
4026 | * Breakpoints generate debug exception #DB, on which the system |
4021 | notifies debugger. |
4027 | notifies debugger. |
4022 | * Breakpoints on write and read/write act after |
4028 | * Breakpoints on write and read/write act after |
4023 | execution of the caused it instruction. |
4029 | execution of the caused it instruction. |
4024 | 4030 | ||
4025 | ====================================================================== |
4031 | ====================================================================== |
4026 | ==== Function 70 - work with file system with long names support. ==== |
4032 | ==== Function 70 - work with file system with long names support. ==== |
4027 | ====================================================================== |
4033 | ====================================================================== |
4028 | Parameters: |
4034 | Parameters: |
4029 | * eax = 70 |
4035 | * eax = 70 |
4030 | * ebx = pointer to the information structure |
4036 | * ebx = pointer to the information structure |
4031 | Returned value: |
4037 | Returned value: |
4032 | * eax = 0 - success; otherwise file system error code |
4038 | * eax = 0 - success; otherwise file system error code |
4033 | * some subfunctions return value in other registers too |
4039 | * some subfunctions return value in other registers too |
4034 | General format of the information structure: |
4040 | General format of the information structure: |
4035 | * +0: dword: subfunction number |
4041 | * +0: dword: subfunction number |
4036 | * +4: dword: file offset |
4042 | * +4: dword: file offset |
4037 | * +8: dword: high dword of offset (must be 0) or flags field |
4043 | * +8: dword: high dword of offset (must be 0) or flags field |
4038 | * +12 = +0xC: dword: size |
4044 | * +12 = +0xC: dword: size |
4039 | * +16 = +0x10: dword: pointer to data |
4045 | * +16 = +0x10: dword: pointer to data |
4040 | * +20 = +0x14: n db: ASCIIZ-string with the filename |
4046 | * +20 = +0x14: n db: ASCIIZ-string with the filename |
4041 | or |
4047 | or |
4042 | * +20 = +0x14: db 0 |
4048 | * +20 = +0x14: db 0 |
4043 | * +21 = +0x15: dd pointer to ASCIIZ-string with the filename |
4049 | * +21 = +0x15: dd pointer to ASCIIZ-string with the filename |
4044 | Specifications - in documentation on the appropriate subfunction. |
4050 | Specifications - in documentation on the appropriate subfunction. |
4045 | Filename is case-insensitive. Russian letters must be written in |
4051 | Filename is case-insensitive. Russian letters must be written in |
4046 | the encoding cp866 (DOS). |
4052 | the encoding cp866 (DOS). |
4047 | Format of filename: |
4053 | Format of filename: |
4048 | /base/number/dir1/dir2/.../dirn/file, |
4054 | /base/number/dir1/dir2/.../dirn/file, |
4049 | where /base/number identifies device, on which file is located: |
4055 | where /base/number identifies device, on which file is located: |
4050 | one of |
4056 | one of |
4051 | * /RD/1 = /RAMDISK/1 to access ramdisk |
4057 | * /RD/1 = /RAMDISK/1 to access ramdisk |
4052 | * /FD/1 = /FLOPPYDISK/1 to access first floppy drive, |
4058 | * /FD/1 = /FLOPPYDISK/1 to access first floppy drive, |
4053 | /FD/2 = /FLOPPYDISK/2 to access second one |
4059 | /FD/2 = /FLOPPYDISK/2 to access second one |
4054 | * /HD0/x, /HD1/x, /HD2/x, /HD3/x to access accordingly to devices |
4060 | * /HD0/x, /HD1/x, /HD2/x, /HD3/x to access accordingly to devices |
4055 | IDE0 (Primary Master), IDE1 (Primary Slave), |
4061 | IDE0 (Primary Master), IDE1 (Primary Slave), |
4056 | IDE2 (Secondary Master), IDE3 (Secondary Slave); |
4062 | IDE2 (Secondary Master), IDE3 (Secondary Slave); |
4057 | x - partition number on the selected hard drive, varies from 1 |
4063 | x - partition number on the selected hard drive, varies from 1 |
4058 | to 255 (on each hard drive the indexing starts from 1) |
4064 | to 255 (on each hard drive the indexing starts from 1) |
4059 | * /CD0/1, /CD1/1, /CD2/1, /CD3/1 to access accordingly to |
4065 | * /CD0/1, /CD1/1, /CD2/1, /CD3/1 to access accordingly to |
4060 | CD on IDE0 (Primary Master), IDE1 (Primary Slave), |
4066 | CD on IDE0 (Primary Master), IDE1 (Primary Slave), |
4061 | IDE2 (Secondary Master), IDE3 (Secondary Slave) |
4067 | IDE2 (Secondary Master), IDE3 (Secondary Slave) |
4062 | Examples: |
4068 | Examples: |
4063 | * '/rd/1/kernel.asm',0 |
4069 | * '/rd/1/kernel.asm',0 |
4064 | * '/HD0/1/kernel.asm',0 |
4070 | * '/HD0/1/kernel.asm',0 |
4065 | * '/hd0/2/menuet/pics/tanzania.bmp',0 |
4071 | * '/hd0/2/menuet/pics/tanzania.bmp',0 |
4066 | * '/hd0/1/Program files/NameOfProgram/SomeFile.SomeExtension',0 |
4072 | * '/hd0/1/Program files/NameOfProgram/SomeFile.SomeExtension',0 |
4067 | Available subfunctions: |
4073 | Available subfunctions: |
4068 | * subfunction 0 - read file |
4074 | * subfunction 0 - read file |
4069 | * subfunction 1 - read folder |
4075 | * subfunction 1 - read folder |
4070 | * subfunction 2 - create/rewrite file |
4076 | * subfunction 2 - create/rewrite file |
4071 | * subfunction 3 - write to existing file |
4077 | * subfunction 3 - write to existing file |
4072 | * subfunction 4 - set file size |
4078 | * subfunction 4 - set file size |
4073 | * subfunction 5 - get attributes of file/folder |
4079 | * subfunction 5 - get attributes of file/folder |
4074 | * subfunction 6 - set attributes of file/folder |
4080 | * subfunction 6 - set attributes of file/folder |
4075 | * subfunction 7 - start application |
4081 | * subfunction 7 - start application |
4076 | For CD-drives due to hardware limitations only subfunctions |
4082 | For CD-drives due to hardware limitations only subfunctions |
4077 | 0,1,5 and 7 are available, other subfunctions return error |
4083 | 0,1,5 and 7 are available, other subfunctions return error |
4078 | with code 2. |
4084 | with code 2. |
4079 | 4085 | ||
4080 | ====================================================================== |
4086 | ====================================================================== |
4081 | === Function 70, subfunction 0 - read file with long names support. == |
4087 | === Function 70, subfunction 0 - read file with long names support. == |
4082 | ====================================================================== |
4088 | ====================================================================== |
4083 | Parameters: |
4089 | Parameters: |
4084 | * eax = 70 - function number |
4090 | * eax = 70 - function number |
4085 | * ebx = pointer to the information structure |
4091 | * ebx = pointer to the information structure |
4086 | Format of the information structure: |
4092 | Format of the information structure: |
4087 | * +0: dword: 0 = subfunction number |
4093 | * +0: dword: 0 = subfunction number |
4088 | * +4: dword: file offset (in bytes) |
4094 | * +4: dword: file offset (in bytes) |
4089 | * +8: dword: 0 (reserved for high dword of offset) |
4095 | * +8: dword: 0 (reserved for high dword of offset) |
4090 | * +12 = +0xC: dword: number of bytes to read |
4096 | * +12 = +0xC: dword: number of bytes to read |
4091 | * +16 = +0x10: dword: pointer to buffer for data |
4097 | * +16 = +0x10: dword: pointer to buffer for data |
4092 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
4098 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
4093 | given in the general description |
4099 | given in the general description |
4094 | or |
4100 | or |
4095 | * +20 = +0x14: db 0 |
4101 | * +20 = +0x14: db 0 |
4096 | * +21 = +0x15: dd pointer to ASCIIZ-string with file name |
4102 | * +21 = +0x15: dd pointer to ASCIIZ-string with file name |
4097 | Returned value: |
4103 | Returned value: |
4098 | * eax = 0 - success, otherwise file system error code |
4104 | * eax = 0 - success, otherwise file system error code |
4099 | * ebx = number of read bytes or -1=0xffffffff if file was not found |
4105 | * ebx = number of read bytes or -1=0xffffffff if file was not found |
4100 | Remarks: |
4106 | Remarks: |
4101 | * If file was ended before last requested block was read, |
4107 | * If file was ended before last requested block was read, |
4102 | the function will read as many as it can, and after that return |
4108 | the function will read as many as it can, and after that return |
4103 | eax=6 (EOF). |
4109 | eax=6 (EOF). |
4104 | * The function does not allow to read folder (returns eax=10, |
4110 | * The function does not allow to read folder (returns eax=10, |
4105 | access denied). |
4111 | access denied). |
4106 | 4112 | ||
4107 | ====================================================================== |
4113 | ====================================================================== |
4108 | == Function 70, subfunction 1 - read folder with long names support. = |
4114 | == Function 70, subfunction 1 - read folder with long names support. = |
4109 | ====================================================================== |
4115 | ====================================================================== |
4110 | Parameters: |
4116 | Parameters: |
4111 | * eax = 70 - function number |
4117 | * eax = 70 - function number |
4112 | * ebx = pointer to the information structure |
4118 | * ebx = pointer to the information structure |
4113 | Format of the information structure: |
4119 | Format of the information structure: |
4114 | * +0: dword: 1 = subfunction number |
4120 | * +0: dword: 1 = subfunction number |
4115 | * +4: dword: index of starting block (beginning from 0) |
4121 | * +4: dword: index of starting block (beginning from 0) |
4116 | * +8: dword: flags field: |
4122 | * +8: dword: flags field: |
4117 | * bit 0 (mask 1): in what format to return names, |
4123 | * bit 0 (mask 1): in what format to return names, |
4118 | 0=ANSI, 1=UNICODE |
4124 | 0=ANSI, 1=UNICODE |
4119 | * other bits are reserved and must be set to 0 for the future |
4125 | * other bits are reserved and must be set to 0 for the future |
4120 | compatibility |
4126 | compatibility |
4121 | * +12 = +0xC: dword: number of blocks to read |
4127 | * +12 = +0xC: dword: number of blocks to read |
4122 | * +16 = +0x10: dword: pointer to buffer for data, buffer size |
4128 | * +16 = +0x10: dword: pointer to buffer for data, buffer size |
4123 | must be not less than 32 + [+12]*560 bytes |
4129 | must be not less than 32 + [+12]*560 bytes |
4124 | * +20 = +0x14: ASCIIZ-name of folder, the rules of names forming are |
4130 | * +20 = +0x14: ASCIIZ-name of folder, the rules of names forming are |
4125 | given in the general description |
4131 | given in the general description |
4126 | or |
4132 | or |
4127 | * +20 = +0x14: db 0 |
4133 | * +20 = +0x14: db 0 |
4128 | * +21 = +0x15: dd pointer to ASCIIZ-string with file name |
4134 | * +21 = +0x15: dd pointer to ASCIIZ-string with file name |
4129 | Returned value: |
4135 | Returned value: |
4130 | * eax = 0 - success, otherwise file system error code |
4136 | * eax = 0 - success, otherwise file system error code |
4131 | * ebx = number of files, information on which was written to |
4137 | * ebx = number of files, information on which was written to |
4132 | the buffer, or -1=0xffffffff, if folder was not found |
4138 | the buffer, or -1=0xffffffff, if folder was not found |
4133 | Structure of the buffer: |
4139 | Structure of the buffer: |
4134 | * +0: 32*byte: header |
4140 | * +0: 32*byte: header |
4135 | * +32 = +0x20: n1*byte: block with information on file 1 |
4141 | * +32 = +0x20: n1*byte: block with information on file 1 |
4136 | * +32+n1: n2*byte: block with information on file 2 |
4142 | * +32+n1: n2*byte: block with information on file 2 |
4137 | * ... |
4143 | * ... |
4138 | Structure of header: |
4144 | Structure of header: |
4139 | * +0: dword: version of structure (current is 1) |
4145 | * +0: dword: version of structure (current is 1) |
4140 | * +4: dword: number of placed blocks; is not greater than requested |
4146 | * +4: dword: number of placed blocks; is not greater than requested |
4141 | in the field +12 of information structure; can be less, if |
4147 | in the field +12 of information structure; can be less, if |
4142 | there are no more files in folder (the same as in ebx) |
4148 | there are no more files in folder (the same as in ebx) |
4143 | * +8: dword: total number of files in folder |
4149 | * +8: dword: total number of files in folder |
4144 | * +12 = +0xC: 20*byte: reserved (zeroed) |
4150 | * +12 = +0xC: 20*byte: reserved (zeroed) |
4145 | Structure of block of data for folder entry (BDFE): |
4151 | Structure of block of data for folder entry (BDFE): |
4146 | * +0: dword: attributes of file: |
4152 | * +0: dword: attributes of file: |
4147 | * bit 0 (mask 1): file is read-only |
4153 | * bit 0 (mask 1): file is read-only |
4148 | * bit 1 (mask 2): file is hidden |
4154 | * bit 1 (mask 2): file is hidden |
4149 | * bit 2 (mask 4): file is system |
4155 | * bit 2 (mask 4): file is system |
4150 | * bit 3 (mask 8): this is not a file but volume label |
4156 | * bit 3 (mask 8): this is not a file but volume label |
4151 | (for one partition meets no more than once and |
4157 | (for one partition meets no more than once and |
4152 | only in root folder) |
4158 | only in root folder) |
4153 | * bit 4 (mask 0x10): this is a folder |
4159 | * bit 4 (mask 0x10): this is a folder |
4154 | * bit 5 (mask 0x20): file was not archived - many archivation |
4160 | * bit 5 (mask 0x20): file was not archived - many archivation |
4155 | programs have an option to archive only files with this bit set, |
4161 | programs have an option to archive only files with this bit set, |
4156 | and after archiving this bit is cleared - it can be useful |
4162 | and after archiving this bit is cleared - it can be useful |
4157 | for automatically creating of backup-archives as at writing |
4163 | for automatically creating of backup-archives as at writing |
4158 | this bit is usually set |
4164 | this bit is usually set |
4159 | * +4: byte: type of name data: |
4165 | * +4: byte: type of name data: |
4160 | (coincides with bit 0 of flags in the information structure) |
4166 | (coincides with bit 0 of flags in the information structure) |
4161 | * 0 = ASCII = 1-byte representation of each character |
4167 | * 0 = ASCII = 1-byte representation of each character |
4162 | * 1 = UNICODE = 2-byte representation of each character |
4168 | * 1 = UNICODE = 2-byte representation of each character |
4163 | * +5: 3*byte: reserved (zero) |
4169 | * +5: 3*byte: reserved (zero) |
4164 | * +8: 4*byte: time of file creation |
4170 | * +8: 4*byte: time of file creation |
4165 | * +12 = +0xC: 4*byte: date of file creation |
4171 | * +12 = +0xC: 4*byte: date of file creation |
4166 | * +16 = +0x10: 4*byte: time of last access (read or write) |
4172 | * +16 = +0x10: 4*byte: time of last access (read or write) |
4167 | * +20 = +0x14: 4*byte: date of last access |
4173 | * +20 = +0x14: 4*byte: date of last access |
4168 | * +24 = +0x18: 4*byte: time of last modification |
4174 | * +24 = +0x18: 4*byte: time of last modification |
4169 | * +28 = +0x1C: 4*byte: date of last modification |
4175 | * +28 = +0x1C: 4*byte: date of last modification |
4170 | * +32 = +0x20: qword: file size in bytes (up to 16777216 Tb) |
4176 | * +32 = +0x20: qword: file size in bytes (up to 16777216 Tb) |
4171 | * +40 = +0x28: name |
4177 | * +40 = +0x28: name |
4172 | * for ASCII format: maximum length is 263 characters |
4178 | * for ASCII format: maximum length is 263 characters |
4173 | (263 bytes), byte after the name has value 0 |
4179 | (263 bytes), byte after the name has value 0 |
4174 | * äëÿ ôîðìàòà UNICODE: maximum length is 259 characters |
4180 | * äëÿ ôîðìàòà UNICODE: maximum length is 259 characters |
4175 | (518 bytes), 2 bytes after the name have value 0 |
4181 | (518 bytes), 2 bytes after the name have value 0 |
4176 | Time format: |
4182 | Time format: |
4177 | * +0: byte: seconds |
4183 | * +0: byte: seconds |
4178 | * +1: byte: minutes |
4184 | * +1: byte: minutes |
4179 | * +2: byte: hours |
4185 | * +2: byte: hours |
4180 | * +3: byte: reserved (0) |
4186 | * +3: byte: reserved (0) |
4181 | * for example, 23.59.59 is written as (in hex) 3B 3B 17 00 |
4187 | * for example, 23.59.59 is written as (in hex) 3B 3B 17 00 |
4182 | Date format: |
4188 | Date format: |
4183 | * +0: byte: day |
4189 | * +0: byte: day |
4184 | * +1: byte: month |
4190 | * +1: byte: month |
4185 | * +2: word: year |
4191 | * +2: word: year |
4186 | * for example, 25.11.1979 is written as (in hex) 19 0B BB 07 |
4192 | * for example, 25.11.1979 is written as (in hex) 19 0B BB 07 |
4187 | Remarks: |
4193 | Remarks: |
4188 | * If BDFE contains ASCII name, the length of BDFE is 304 bytes, |
4194 | * If BDFE contains ASCII name, the length of BDFE is 304 bytes, |
4189 | if UNICODE name - 560 bytes. Value of length is aligned |
4195 | if UNICODE name - 560 bytes. Value of length is aligned |
4190 | on 16-byte bound (to accelerate processing in CPU cache). |
4196 | on 16-byte bound (to accelerate processing in CPU cache). |
4191 | * First character after a name is zero (ASCIIZ-string). The further |
4197 | * First character after a name is zero (ASCIIZ-string). The further |
4192 | data contain garbage. |
4198 | data contain garbage. |
4193 | * If files in folder were ended before requested number was read, |
4199 | * If files in folder were ended before requested number was read, |
4194 | the function will read as many as it can, and after that return |
4200 | the function will read as many as it can, and after that return |
4195 | eax=6 (EOF). |
4201 | eax=6 (EOF). |
4196 | * Any folder on the disk, except for root, contains two special |
4202 | * Any folder on the disk, except for root, contains two special |
4197 | entries "." and "..", identifying accordingly the folder itself |
4203 | entries "." and "..", identifying accordingly the folder itself |
4198 | and the parent folder. |
4204 | and the parent folder. |
4199 | * The function allows also to read virtual folders "/", "/rd", |
4205 | * The function allows also to read virtual folders "/", "/rd", |
4200 | "/fd", "/hd[n]", thus attributes of subfolders are set to 0x10, |
4206 | "/fd", "/hd[n]", thus attributes of subfolders are set to 0x10, |
4201 | and times and dates are zeroed. An alternative way to get the |
4207 | and times and dates are zeroed. An alternative way to get the |
4202 | equipment information - subfunction 11 of function 18. |
4208 | equipment information - subfunction 11 of function 18. |
4203 | 4209 | ||
4204 | ====================================================================== |
4210 | ====================================================================== |
4205 | ===================== Function 70, subfunction 2 ===================== |
4211 | ===================== Function 70, subfunction 2 ===================== |
4206 | ============ Create/rewrite file with long names support. ============ |
4212 | ============ Create/rewrite file with long names support. ============ |
4207 | ====================================================================== |
4213 | ====================================================================== |
4208 | Parameters: |
4214 | Parameters: |
4209 | * eax = 70 - function number |
4215 | * eax = 70 - function number |
4210 | * ebx = pointer to the information structure |
4216 | * ebx = pointer to the information structure |
4211 | Format of the information structure: |
4217 | Format of the information structure: |
4212 | * +0: dword: 2 = subfunction number |
4218 | * +0: dword: 2 = subfunction number |
4213 | * +4: dword: 0 (reserved) |
4219 | * +4: dword: 0 (reserved) |
4214 | * +8: dword: 0 (reserved) |
4220 | * +8: dword: 0 (reserved) |
4215 | * +12 = +0xC: dword: number of bytes to read |
4221 | * +12 = +0xC: dword: number of bytes to read |
4216 | * +16 = +0x10: dword: pointer to data |
4222 | * +16 = +0x10: dword: pointer to data |
4217 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
4223 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
4218 | given in the general description |
4224 | given in the general description |
4219 | or |
4225 | or |
4220 | * +20 = +0x14: db 0 |
4226 | * +20 = +0x14: db 0 |
4221 | * +21 = +0x15: dd pointer to ASCIIZ-string with file name |
4227 | * +21 = +0x15: dd pointer to ASCIIZ-string with file name |
4222 | Returned value: |
4228 | Returned value: |
4223 | * eax = 0 - success, otherwise file system error code |
4229 | * eax = 0 - success, otherwise file system error code |
4224 | * ebx = number of written bytes (possibly 0) |
4230 | * ebx = number of written bytes (possibly 0) |
4225 | Remarks: |
4231 | Remarks: |
4226 | * If a file with given name did not exist, it is created; |
4232 | * If a file with given name did not exist, it is created; |
4227 | if it existed, it is rewritten. |
4233 | if it existed, it is rewritten. |
4228 | * If there is not enough free space on disk, the function will |
4234 | * If there is not enough free space on disk, the function will |
4229 | write as many as can and then return error code 8. |
4235 | write as many as can and then return error code 8. |
4230 | * The function is not supported for CD (returns error code 2). |
4236 | * The function is not supported for CD (returns error code 2). |
4231 | 4237 | ||
4232 | ====================================================================== |
4238 | ====================================================================== |
4233 | ===================== Function 70, subfunction 3 ===================== |
4239 | ===================== Function 70, subfunction 3 ===================== |
4234 | =========== Write to existing file with long names support. ========== |
4240 | =========== Write to existing file with long names support. ========== |
4235 | ====================================================================== |
4241 | ====================================================================== |
4236 | Parameters: |
4242 | Parameters: |
4237 | * eax = 70 - function number |
4243 | * eax = 70 - function number |
4238 | * ebx = pointer to the information structure |
4244 | * ebx = pointer to the information structure |
4239 | Format of the information structure: |
4245 | Format of the information structure: |
4240 | * +0: dword: 3 = subfunction number |
4246 | * +0: dword: 3 = subfunction number |
4241 | * +4: dword: file offset (in bytes) |
4247 | * +4: dword: file offset (in bytes) |
4242 | * +8: dword: high dword of offset (must be 0 for FAT) |
4248 | * +8: dword: high dword of offset (must be 0 for FAT) |
4243 | * +12 = +0xC: dword: number of bytes to write |
4249 | * +12 = +0xC: dword: number of bytes to write |
4244 | * +16 = +0x10: dword: pointer to data |
4250 | * +16 = +0x10: dword: pointer to data |
4245 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
4251 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
4246 | given in the general description |
4252 | given in the general description |
4247 | or |
4253 | or |
4248 | * +20 = +0x14: db 0 |
4254 | * +20 = +0x14: db 0 |
4249 | * +21 = +0x15: dd pointer to ASCIIZ-string with file name |
4255 | * +21 = +0x15: dd pointer to ASCIIZ-string with file name |
4250 | Returned value: |
4256 | Returned value: |
4251 | * eax = 0 - success, otherwise file system error code |
4257 | * eax = 0 - success, otherwise file system error code |
4252 | * ebx = number of written bytes (possibly 0) |
4258 | * ebx = number of written bytes (possibly 0) |
4253 | Remarks: |
4259 | Remarks: |
4254 | * The file must already exist, otherwise function returns eax=5. |
4260 | * The file must already exist, otherwise function returns eax=5. |
4255 | * The only result of write 0 bytes is update in the file attributes |
4261 | * The only result of write 0 bytes is update in the file attributes |
4256 | date/time of modification and access to the current date/time. |
4262 | date/time of modification and access to the current date/time. |
4257 | * If beginning and/or ending position is greater than file size |
4263 | * If beginning and/or ending position is greater than file size |
4258 | (except for the previous case), the file is expanded to needed |
4264 | (except for the previous case), the file is expanded to needed |
4259 | size with zero characters. |
4265 | size with zero characters. |
4260 | * The function is not supported for CD (returns error code 2). |
4266 | * The function is not supported for CD (returns error code 2). |
4261 | 4267 | ||
4262 | ====================================================================== |
4268 | ====================================================================== |
4263 | ============ Function 70, subfunction 4 - set end of file. =========== |
4269 | ============ Function 70, subfunction 4 - set end of file. =========== |
4264 | ====================================================================== |
4270 | ====================================================================== |
4265 | Parameters: |
4271 | Parameters: |
4266 | * eax = 70 - function number |
4272 | * eax = 70 - function number |
4267 | * ebx = pointer to the information structure |
4273 | * ebx = pointer to the information structure |
4268 | Format of the information structure: |
4274 | Format of the information structure: |
4269 | * +0: dword: 4 = subfunction number |
4275 | * +0: dword: 4 = subfunction number |
4270 | * +4: dword: low dword of new file size |
4276 | * +4: dword: low dword of new file size |
4271 | * +8: dword: high dword of new file size (must be 0 for FAT) |
4277 | * +8: dword: high dword of new file size (must be 0 for FAT) |
4272 | * +12 = +0xC: dword: 0 (reserved) |
4278 | * +12 = +0xC: dword: 0 (reserved) |
4273 | * +16 = +0x10: dword: 0 (reserved) |
4279 | * +16 = +0x10: dword: 0 (reserved) |
4274 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
4280 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
4275 | given in the general description |
4281 | given in the general description |
4276 | or |
4282 | or |
4277 | * +20 = +0x14: db 0 |
4283 | * +20 = +0x14: db 0 |
4278 | * +21 = +0x15: dd pointer to ASCIIZ-string with file name |
4284 | * +21 = +0x15: dd pointer to ASCIIZ-string with file name |
4279 | Returned value: |
4285 | Returned value: |
4280 | * eax = 0 - success, otherwise file system error code |
4286 | * eax = 0 - success, otherwise file system error code |
4281 | * ebx destroyed |
4287 | * ebx destroyed |
4282 | Remarks: |
4288 | Remarks: |
4283 | * If the new file size is less than old one, file is truncated. |
4289 | * If the new file size is less than old one, file is truncated. |
4284 | If the new size is greater than old one, file is expanded with |
4290 | If the new size is greater than old one, file is expanded with |
4285 | characters with code 0. If the new size is equal to old one, |
4291 | characters with code 0. If the new size is equal to old one, |
4286 | the only result of call is set date/time of modification and |
4292 | the only result of call is set date/time of modification and |
4287 | access to the current date/time. |
4293 | access to the current date/time. |
4288 | * If there is not enough free space on disk for expansion, the |
4294 | * If there is not enough free space on disk for expansion, the |
4289 | function will expand to maximum possible size and then return |
4295 | function will expand to maximum possible size and then return |
4290 | error code 8. |
4296 | error code 8. |
4291 | * The function is not supported for CD (returns error code 2). |
4297 | * The function is not supported for CD (returns error code 2). |
4292 | 4298 | ||
4293 | ====================================================================== |
4299 | ====================================================================== |
4294 | ==== Function 70, subfunction 5 - get information on file/folder. ==== |
4300 | ==== Function 70, subfunction 5 - get information on file/folder. ==== |
4295 | ====================================================================== |
4301 | ====================================================================== |
4296 | Parameters: |
4302 | Parameters: |
4297 | * eax = 70 - function number |
4303 | * eax = 70 - function number |
4298 | * ebx = pointer to the information structure |
4304 | * ebx = pointer to the information structure |
4299 | Format of the information structure: |
4305 | Format of the information structure: |
4300 | * +0: dword: 5 = subfunction number |
4306 | * +0: dword: 5 = subfunction number |
4301 | * +4: dword: 0 (reserved) |
4307 | * +4: dword: 0 (reserved) |
4302 | * +8: dword: 0 (reserved) |
4308 | * +8: dword: 0 (reserved) |
4303 | * +12 = +0xC: dword: 0 (reserved) |
4309 | * +12 = +0xC: dword: 0 (reserved) |
4304 | * +16 = +0x10: dword: pointer to buffer for data (40 bytes) |
4310 | * +16 = +0x10: dword: pointer to buffer for data (40 bytes) |
4305 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
4311 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
4306 | given in the general description |
4312 | given in the general description |
4307 | or |
4313 | or |
4308 | * +20 = +0x14: db 0 |
4314 | * +20 = +0x14: db 0 |
4309 | * +21 = +0x15: dd pointer to ASCIIZ-string with file name |
4315 | * +21 = +0x15: dd pointer to ASCIIZ-string with file name |
4310 | Returned value: |
4316 | Returned value: |
4311 | * eax = 0 - success, otherwise file system error code |
4317 | * eax = 0 - success, otherwise file system error code |
4312 | * ebx destroyed |
4318 | * ebx destroyed |
4313 | Information on file is returned in the BDFE format (block of data |
4319 | Information on file is returned in the BDFE format (block of data |
4314 | for folder entry), explained in the description of |
4320 | for folder entry), explained in the description of |
4315 | subfunction 1, but without filename |
4321 | subfunction 1, but without filename |
4316 | (i.e. only first 40 = 0x28 bytes). |
4322 | (i.e. only first 40 = 0x28 bytes). |
4317 | Remarks: |
4323 | Remarks: |
4318 | * The function does not support virtual folders such as /, /rd and |
4324 | * The function does not support virtual folders such as /, /rd and |
4319 | root folders like /rd/1. |
4325 | root folders like /rd/1. |
4320 | 4326 | ||
4321 | ====================================================================== |
4327 | ====================================================================== |
4322 | ===== Function 70, subfunction 6 - set attributes of file/folder. ==== |
4328 | ===== Function 70, subfunction 6 - set attributes of file/folder. ==== |
4323 | ====================================================================== |
4329 | ====================================================================== |
4324 | Parameters: |
4330 | Parameters: |
4325 | * eax = 70 - function number |
4331 | * eax = 70 - function number |
4326 | * ebx = pointer to the information structure |
4332 | * ebx = pointer to the information structure |
4327 | Format of the information structure: |
4333 | Format of the information structure: |
4328 | * +0: dword: 6 = subfunction number |
4334 | * +0: dword: 6 = subfunction number |
4329 | * +4: dword: 0 (reserved) |
4335 | * +4: dword: 0 (reserved) |
4330 | * +8: dword: 0 (reserved) |
4336 | * +8: dword: 0 (reserved) |
4331 | * +12 = +0xC: dword: 0 (reserved) |
4337 | * +12 = +0xC: dword: 0 (reserved) |
4332 | * +16 = +0x10: dword: pointer to buffer with attributes (32 bytes) |
4338 | * +16 = +0x10: dword: pointer to buffer with attributes (32 bytes) |
4333 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
4339 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
4334 | given in the general description |
4340 | given in the general description |
4335 | or |
4341 | or |
4336 | * +20 = +0x14: db 0 |
4342 | * +20 = +0x14: db 0 |
4337 | * +21 = +0x15: dd pointer to ASCIIZ-string with file name |
4343 | * +21 = +0x15: dd pointer to ASCIIZ-string with file name |
4338 | Returned value: |
4344 | Returned value: |
4339 | * eax = 0 - success, otherwise file system error code |
4345 | * eax = 0 - success, otherwise file system error code |
4340 | * ebx destroyed |
4346 | * ebx destroyed |
4341 | File attributes are first 32 bytes in BDFE (block of data |
4347 | File attributes are first 32 bytes in BDFE (block of data |
4342 | for folder entry), explained in the description of subfunction 1 |
4348 | for folder entry), explained in the description of subfunction 1 |
4343 | (that is, without name and size of file). Attribute |
4349 | (that is, without name and size of file). Attribute |
4344 | file/folder/volume label (bits 3,4 in dword +0) is not changed. |
4350 | file/folder/volume label (bits 3,4 in dword +0) is not changed. |
4345 | Byte +4 (name format) is ignored. |
4351 | Byte +4 (name format) is ignored. |
4346 | Remarks: |
4352 | Remarks: |
4347 | * The function does not support virtual folders such as /, /rd and |
4353 | * The function does not support virtual folders such as /, /rd and |
4348 | root folders like /rd/1. |
4354 | root folders like /rd/1. |
4349 | * The function is not supported for CD (returns error code 2). |
4355 | * The function is not supported for CD (returns error code 2). |
4350 | 4356 | ||
4351 | ====================================================================== |
4357 | ====================================================================== |
4352 | =========== Function 70, subfunction 7 - start application. ========== |
4358 | =========== Function 70, subfunction 7 - start application. ========== |
4353 | ====================================================================== |
4359 | ====================================================================== |
4354 | Parameters: |
4360 | Parameters: |
4355 | * eax = 70 - function number |
4361 | * eax = 70 - function number |
4356 | * ebx = pointer to the information structure |
4362 | * ebx = pointer to the information structure |
4357 | Format of the information structure: |
4363 | Format of the information structure: |
4358 | * +0: dword: 7 = subfunction number |
4364 | * +0: dword: 7 = subfunction number |
4359 | * +4: dword: flags field: |
4365 | * +4: dword: flags field: |
4360 | * áèò 0: start process as debugged |
4366 | * áèò 0: start process as debugged |
4361 | * other bits are reserved and must be set to 0 |
4367 | * other bits are reserved and must be set to 0 |
4362 | * +8: dword: 0 or pointer to ASCIIZ-string with parameters |
4368 | * +8: dword: 0 or pointer to ASCIIZ-string with parameters |
4363 | * +12 = +0xC: dword: 0 (reserved) |
4369 | * +12 = +0xC: dword: 0 (reserved) |
4364 | * +16 = +0x10: dword: 0 (reserved) |
4370 | * +16 = +0x10: dword: 0 (reserved) |
4365 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
4371 | * +20 = +0x14: ASCIIZ-name of file, the rules of names forming are |
4366 | given in the general description |
4372 | given in the general description |
4367 | or |
4373 | or |
4368 | * +20 = +0x14: db 0 |
4374 | * +20 = +0x14: db 0 |
4369 | * +21 = +0x15: dd pointer to ASCIIZ-string with file name |
4375 | * +21 = +0x15: dd pointer to ASCIIZ-string with file name |
4370 | Returned value: |
4376 | Returned value: |
4371 | * eax > 0 - program is loaded, eax contains PID |
4377 | * eax > 0 - program is loaded, eax contains PID |
4372 | * eax < 0 - an error has occured, -eax contains |
4378 | * eax < 0 - an error has occured, -eax contains |
4373 | file system error code |
4379 | file system error code |
4374 | * ebx destroyed |
4380 | * ebx destroyed |
4375 | Remarks: |
4381 | Remarks: |
4376 | * Command line must be terminated by the character with the code 0 |
4382 | * Command line must be terminated by the character with the code 0 |
4377 | (ASCIIZ-string); function takes into account either all characters |
4383 | (ASCIIZ-string); function takes into account either all characters |
4378 | up to terminating zero inclusively or first 256 character |
4384 | up to terminating zero inclusively or first 256 character |
4379 | regarding what is less. |
4385 | regarding what is less. |
4380 | * If the process is started as debugged, it is created in |
4386 | * If the process is started as debugged, it is created in |
4381 | the suspended state; to run use subfunction 5 of function 69. |
4387 | the suspended state; to run use subfunction 5 of function 69. |
4382 | 4388 | ||
4383 | ====================================================================== |
4389 | ====================================================================== |
4384 | ========== Function 71, subfunction 1 - set window caption. ========== |
4390 | ========== Function 71, subfunction 1 - set window caption. ========== |
4385 | ====================================================================== |
4391 | ====================================================================== |
4386 | Parameters: |
4392 | Parameters: |
4387 | * eax = 71 - function number |
4393 | * eax = 71 - function number |
4388 | * ebx = 1 - subfunction number |
4394 | * ebx = 1 - subfunction number |
4389 | * ecx = pointer to caption string |
4395 | * ecx = pointer to caption string |
4390 | Returned value: |
4396 | Returned value: |
4391 | * function does not return value |
4397 | * function does not return value |
4392 | Remarks: |
4398 | Remarks: |
4393 | * String must be in the ASCIIZ-format. Disregarding real string |
4399 | * String must be in the ASCIIZ-format. Disregarding real string |
4394 | length, no more than 255 characters are drawn. |
4400 | length, no more than 255 characters are drawn. |
4395 | * Pass NULL in ecx to remove caption. |
4401 | * Pass NULL in ecx to remove caption. |
4396 | 4402 | ||
4397 | ====================================================================== |
4403 | ====================================================================== |
4398 | =============== Function -1 - terminate thread/process =============== |
4404 | =============== Function -1 - terminate thread/process =============== |
4399 | ====================================================================== |
4405 | ====================================================================== |
4400 | Parameters: |
4406 | Parameters: |
4401 | * eax = -1 - function number |
4407 | * eax = -1 - function number |
4402 | Returned value: |
4408 | Returned value: |
4403 | * function does not return neither value nor control |
4409 | * function does not return neither value nor control |
4404 | Remarks: |
4410 | Remarks: |
4405 | * If the process did not create threads obviously, it has only |
4411 | * If the process did not create threads obviously, it has only |
4406 | one thread, which termination results in process termination. |
4412 | one thread, which termination results in process termination. |
4407 | * If the current thread is last in the process, its termination |
4413 | * If the current thread is last in the process, its termination |
4408 | also results in process terminates. |
4414 | also results in process terminates. |
4409 | * This function terminates the current thread. Other thread can be |
4415 | * This function terminates the current thread. Other thread can be |
4410 | killed by call to subfunction 2 of function 18. |
4416 | killed by call to subfunction 2 of function 18. |
4411 | 4417 | ||
4412 | ====================================================================== |
4418 | ====================================================================== |
4413 | =========================== List of events =========================== |
4419 | =========================== List of events =========================== |
4414 | ====================================================================== |
4420 | ====================================================================== |
4415 | Next event can be retrieved by the call of one from functions 10 |
4421 | Next event can be retrieved by the call of one from functions 10 |
4416 | (to wait for event), 11 (to check without waiting), 23 |
4422 | (to wait for event), 11 (to check without waiting), 23 |
4417 | (to wait during the given time). |
4423 | (to wait during the given time). |
4418 | These functions return only those events, which enter into a mask set |
4424 | These functions return only those events, which enter into a mask set |
4419 | by function 40. By default it is first three, |
4425 | by function 40. By default it is first three, |
4420 | there is enough for most applications. |
4426 | there is enough for most applications. |
4421 | Codes of events: |
4427 | Codes of events: |
4422 | * 1 = redraw event (is reset by call to function 0) |
4428 | * 1 = redraw event (is reset by call to function 0) |
4423 | * 2 = key on keyboard is pressed (acts, only when the window is |
4429 | * 2 = key on keyboard is pressed (acts, only when the window is |
4424 | active) or hotkey is pressed; is reset, when all keys from |
4430 | active) or hotkey is pressed; is reset, when all keys from |
4425 | the buffer are read out by function 2 |
4431 | the buffer are read out by function 2 |
4426 | * 3 = button is pressed, defined earlier by function 8 |
4432 | * 3 = button is pressed, defined earlier by function 8 |
4427 | (or close button, created implicitly by function 0; |
4433 | (or close button, created implicitly by function 0; |
4428 | minimize button is handled by the system and sends no message; |
4434 | minimize button is handled by the system and sends no message; |
4429 | acts, only when the window is active; |
4435 | acts, only when the window is active; |
4430 | is reset when all buttons from the buffer |
4436 | is reset when all buttons from the buffer |
4431 | are read out by function 17) |
4437 | are read out by function 17) |
4432 | * 4 = reserved (in current implementation never comes even after |
4438 | * 4 = reserved (in current implementation never comes even after |
4433 | unmasking by function 40) |
4439 | unmasking by function 40) |
4434 | * 5 = the desktop background is redrawed (is reset automatically |
4440 | * 5 = the desktop background is redrawed (is reset automatically |
4435 | after redraw, so if in redraw time program does not wait and |
4441 | after redraw, so if in redraw time program does not wait and |
4436 | does not check events, it will not remark this event) |
4442 | does not check events, it will not remark this event) |
4437 | * 6 = mouse event (something happened - button pressing or moving; |
4443 | * 6 = mouse event (something happened - button pressing or moving; |
4438 | is reset at reading) |
4444 | is reset at reading) |
4439 | * 7 = IPC event (see function 60 - |
4445 | * 7 = IPC event (see function 60 - |
4440 | Inter Process Communication; is reset at reading) |
4446 | Inter Process Communication; is reset at reading) |
4441 | * 8 = network event (is reset at reading) |
4447 | * 8 = network event (is reset at reading) |
4442 | * 9 = debug event (is reset at reading; see |
4448 | * 9 = debug event (is reset at reading; see |
4443 | debug subsystem) |
4449 | debug subsystem) |
4444 | * 16..31 = event with appropriate IRQ |
4450 | * 16..31 = event with appropriate IRQ |
4445 | (16=IRQ0, 31=IRQ15) (is reset after reading all IRQ data) |
4451 | (16=IRQ0, 31=IRQ15) (is reset after reading all IRQ data) |
4446 | 4452 | ||
4447 | ====================================================================== |
4453 | ====================================================================== |
4448 | =================== Error codes of the file system =================== |
4454 | =================== Error codes of the file system =================== |
4449 | ====================================================================== |
4455 | ====================================================================== |
4450 | * 0 = success |
4456 | * 0 = success |
4451 | * 1 = base and/or partition of a hard disk is not defined |
4457 | * 1 = base and/or partition of a hard disk is not defined |
4452 | (by subfunctions 7, 8 of function 21) |
4458 | (by subfunctions 7, 8 of function 21) |
4453 | * 2 = function is not supported for the given file system |
4459 | * 2 = function is not supported for the given file system |
4454 | * 3 = unknown file system |
4460 | * 3 = unknown file system |
4455 | * 4 = is returned only from function 'rename' by transmission of |
4461 | * 4 = is returned only from function 'rename' by transmission of |
4456 | the strongly incorrect parameter and in any way does not |
4462 | the strongly incorrect parameter and in any way does not |
4457 | correspond to the description in the kernel sources |
4463 | correspond to the description in the kernel sources |
4458 | "partition not defined at hd" |
4464 | "partition not defined at hd" |
4459 | * 5 = file not found |
4465 | * 5 = file not found |
4460 | * 6 = end of file, EOF |
4466 | * 6 = end of file, EOF |
4461 | * 7 = pointer lies outside of application memory |
4467 | * 7 = pointer lies outside of application memory |
4462 | * 8 = disk is full |
4468 | * 8 = disk is full |
4463 | * 9 = FAT table is destroyed |
4469 | * 9 = FAT table is destroyed |
4464 | * 10 = access denied |
4470 | * 10 = access denied |
4465 | * 11 = device error |
4471 | * 11 = device error |
4466 | Application start functions can return also following errors: |
4472 | Application start functions can return also following errors: |
4467 | * 30 = 0x1E = not enough memory |
4473 | * 30 = 0x1E = not enough memory |
4468 | * 31 = 0x1F = file is not executable |
4474 | * 31 = 0x1F = file is not executable |
4469 | * 32 = 0x20 = too many processes>>>=4>=n<=4>=39>0,>=ecx. |
4475 | * 32 = 0x20 = too many processes>>>=4>=n<=4>=39>0,>=ecx. |
4470 | >=0xFFFF. |
4476 | >=0xFFFF. |
4471 | >=ecx<=0xFFFF. |
4477 | >=ecx<=0xFFFF. |
4472 | >=0xFFFF. |
4478 | >=0xFFFF. |
4473 | >=ecx<=0xFFFF. |
4479 | >=ecx<=0xFFFF. |
4474 | >> |
4480 | >> |