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- | 1 | $Revision: 425 $ |
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1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
3 | ;; ;; |
3 | ;; SYSTEM CALL ENTRY ;; |
4 | ;; SYSTEM CALL ENTRY ;; |
4 | ;; ;; |
5 | ;; ;; |
5 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
6 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
6 | 7 | ||
7 | align 32 |
8 | align 32 |
8 | i40: |
9 | i40: |
9 | push ds es |
10 | push ds es |
10 | pushad |
11 | pushad |
11 | cld |
12 | cld |
12 | 13 | ||
13 | mov ax,word os_data |
14 | mov ax,word os_data |
14 | mov ds,ax |
15 | mov ds,ax |
15 | mov es,ax |
16 | mov es,ax |
16 | 17 | ||
17 | ; load all registers in crossed order |
18 | ; load all registers in crossed order |
18 | mov eax, ebx |
19 | mov eax, ebx |
19 | mov ebx, ecx |
20 | mov ebx, ecx |
20 | mov ecx, edx |
21 | mov ecx, edx |
21 | mov edx, esi |
22 | mov edx, esi |
22 | mov esi, edi |
23 | mov esi, edi |
23 | mov edi, [esp+28] |
24 | mov edi, [esp+28] |
24 | 25 | ||
25 | ; enable interupts - a task switch or an IRQ _CAN_ interrupt i40 handler |
26 | ; enable interupts - a task switch or an IRQ _CAN_ interrupt i40 handler |
26 | sti |
27 | sti |
27 | push eax |
28 | push eax |
28 | and edi,0xff |
29 | and edi,0xff |
29 | call dword [servetable+edi*4] |
30 | call dword [servetable+edi*4] |
30 | pop eax |
31 | pop eax |
31 | ; cli |
32 | ; cli |
32 | 33 | ||
33 | popad |
34 | popad |
34 | pop es ds |
35 | pop es ds |
35 | iretd |
36 | iretd |
36 | 37 | ||
37 | 38 | ||
38 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
39 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
39 | ;; ;; |
40 | ;; ;; |
40 | ;; SYSENTER ENTRY ;; |
41 | ;; SYSENTER ENTRY ;; |
41 | ;; ;; |
42 | ;; ;; |
42 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
43 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
43 | 44 | ||
44 | uglobal |
45 | uglobal |
45 | times 100 db ? |
46 | times 100 db ? |
46 | sysenter_stack: |
47 | sysenter_stack: |
47 | endg |
48 | endg |
48 | 49 | ||
49 | align 32 |
50 | align 32 |
50 | SYSENTER_VAR equ 0 |
51 | SYSENTER_VAR equ 0 |
51 | sysenter_entry: |
52 | sysenter_entry: |
52 | ; Íàñòðàèâàåì ñòåê |
53 | ; Íàñòðàèâàåì ñòåê |
53 | ; cli sysenter clear IF |
54 | ; cli sysenter clear IF |
54 | ; push eax |
55 | ; push eax |
55 | ; mov eax, [ss:CURRENT_TASK] |
56 | ; mov eax, [ss:CURRENT_TASK] |
56 | ; shl eax, 8 |
57 | ; shl eax, 8 |
57 | ; mov eax, [ss:SLOT_BASE + eax + APPDATA.pl0_stack] |
58 | ; mov eax, [ss:SLOT_BASE + eax + APPDATA.pl0_stack] |
58 | ; lea esp, [eax + RING0_STACK_SIZE] ; configure ESP |
59 | ; lea esp, [eax + RING0_STACK_SIZE] ; configure ESP |
59 | ; mov eax, [ss:sysenter_stack - 4] ; eax - original eax, from app |
60 | ; mov eax, [ss:sysenter_stack - 4] ; eax - original eax, from app |
60 | 61 | ||
61 | mov esp, [ss:CURRENT_TASK] |
62 | mov esp, [ss:CURRENT_TASK] |
62 | shl esp, 8 |
63 | shl esp, 8 |
63 | mov esp, [ss:SLOT_BASE + esp + APPDATA.pl0_stack] |
64 | mov esp, [ss:SLOT_BASE + esp + APPDATA.pl0_stack] |
64 | add esp, RING0_STACK_SIZE ; configure ESP |
65 | add esp, RING0_STACK_SIZE ; configure ESP |
65 | sti |
66 | sti |
66 | ;------------------ |
67 | ;------------------ |
67 | push ds es |
68 | push ds es |
68 | pushad |
69 | pushad |
69 | cld |
70 | cld |
70 | 71 | ||
71 | mov ax, word os_data |
72 | mov ax, word os_data |
72 | mov ds, ax |
73 | mov ds, ax |
73 | mov es, ax |
74 | mov es, ax |
74 | 75 | ||
75 | mov eax, ebx |
76 | mov eax, ebx |
76 | mov ebx, ecx |
77 | mov ebx, ecx |
77 | mov ecx, edx |
78 | mov ecx, edx |
78 | mov edx, esi |
79 | mov edx, esi |
79 | mov esi, edi |
80 | mov esi, edi |
80 | mov edi, [esp + 28] |
81 | mov edi, [esp + 28] |
81 | 82 | ||
82 | push eax |
83 | push eax |
83 | and edi, 0xff |
84 | and edi, 0xff |
84 | call dword [servetable + edi * 4] |
85 | call dword [servetable + edi * 4] |
85 | pop eax |
86 | pop eax |
86 | 87 | ||
87 | popad |
88 | popad |
88 | pop es ds |
89 | pop es ds |
89 | ;------------------ |
90 | ;------------------ |
90 | mov edx, [SYSENTER_VAR] ; eip |
91 | mov edx, [SYSENTER_VAR] ; eip |
91 | mov ecx, [SYSENTER_VAR + 4] ; esp |
92 | mov ecx, [SYSENTER_VAR + 4] ; esp |
92 | sysexit |
93 | sysexit |
93 | 94 | ||
94 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
95 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
95 | ;; ;; |
96 | ;; ;; |
96 | ;; SYSCALL ENTRY ;; |
97 | ;; SYSCALL ENTRY ;; |
97 | ;; ;; |
98 | ;; ;; |
98 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
99 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
99 | align 32 |
100 | align 32 |
100 | syscall_entry: |
101 | syscall_entry: |
101 | ; cli syscall clear IF |
102 | ; cli syscall clear IF |
102 | xchg ecx, [esp] |
103 | xchg ecx, [esp] |
103 | mov [SYSENTER_VAR + 4], esp |
104 | mov [SYSENTER_VAR + 4], esp |
104 | 105 | ||
105 | ; mov [ss:sysenter_stack - 4], eax |
106 | ; mov [ss:sysenter_stack - 4], eax |
106 | ; mov eax, [ss:CURRENT_TASK] |
107 | ; mov eax, [ss:CURRENT_TASK] |
107 | ; shl eax, 8 |
108 | ; shl eax, 8 |
108 | ; mov eax, [ss:SLOT_BASE + eax + APPDATA.pl0_stack] |
109 | ; mov eax, [ss:SLOT_BASE + eax + APPDATA.pl0_stack] |
109 | ; lea esp, [eax + RING0_STACK_SIZE] ; configure ESP |
110 | ; lea esp, [eax + RING0_STACK_SIZE] ; configure ESP |
110 | ; mov eax, [ss:sysenter_stack - 4] ; eax - original eax, from app |
111 | ; mov eax, [ss:sysenter_stack - 4] ; eax - original eax, from app |
111 | 112 | ||
112 | mov esp, [ss:CURRENT_TASK] |
113 | mov esp, [ss:CURRENT_TASK] |
113 | shl esp, 8 |
114 | shl esp, 8 |
114 | mov esp, [ss:SLOT_BASE + esp + APPDATA.pl0_stack] |
115 | mov esp, [ss:SLOT_BASE + esp + APPDATA.pl0_stack] |
115 | add esp, RING0_STACK_SIZE ; configure ESP |
116 | add esp, RING0_STACK_SIZE ; configure ESP |
116 | 117 | ||
117 | sti |
118 | sti |
118 | ;------------------ |
119 | ;------------------ |
119 | push ds es |
120 | push ds es |
120 | pushad |
121 | pushad |
121 | cld |
122 | cld |
122 | 123 | ||
123 | mov ax, word os_data |
124 | mov ax, word os_data |
124 | mov ds, ax |
125 | mov ds, ax |
125 | mov es, ax |
126 | mov es, ax |
126 | 127 | ||
127 | mov eax, ebx |
128 | mov eax, ebx |
128 | mov ebx, ecx |
129 | mov ebx, ecx |
129 | mov ecx, edx |
130 | mov ecx, edx |
130 | mov edx, esi |
131 | mov edx, esi |
131 | mov esi, edi |
132 | mov esi, edi |
132 | mov edi, [esp + 28] |
133 | mov edi, [esp + 28] |
133 | 134 | ||
134 | push eax |
135 | push eax |
135 | and edi, 0xff |
136 | and edi, 0xff |
136 | call dword [servetable + edi * 4] |
137 | call dword [servetable + edi * 4] |
137 | pop eax |
138 | pop eax |
138 | 139 | ||
139 | popad |
140 | popad |
140 | pop es ds |
141 | pop es ds |
141 | ;------------------ |
142 | ;------------------ |
142 | 143 | ||
143 | cli |
144 | cli |
144 | mov esp, [SYSENTER_VAR + 4] |
145 | mov esp, [SYSENTER_VAR + 4] |
145 | xchg ecx, [esp] |
146 | xchg ecx, [esp] |
146 | sysret |
147 | sysret |
147 | iglobal |
148 | iglobal |
148 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
149 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
149 | ;; SYSTEM FUNCTIONS TABLE ;; |
150 | ;; SYSTEM FUNCTIONS TABLE ;; |
150 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
151 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
151 | 152 | ||
152 | align 4 |
153 | align 4 |
153 | servetable: |
154 | servetable: |
154 | 155 | ||
155 | dd sys_drawwindow ; 0-DrawWindow |
156 | dd sys_drawwindow ; 0-DrawWindow |
156 | dd syscall_setpixel ; 1-SetPixel |
157 | dd syscall_setpixel ; 1-SetPixel |
157 | dd sys_getkey ; 2-GetKey |
158 | dd sys_getkey ; 2-GetKey |
158 | dd sys_clock ; 3-GetTime |
159 | dd sys_clock ; 3-GetTime |
159 | dd syscall_writetext ; 4-WriteText |
160 | dd syscall_writetext ; 4-WriteText |
160 | dd delay_hs ; 5-DelayHs |
161 | dd delay_hs ; 5-DelayHs |
161 | dd syscall_openramdiskfile ; 6-OpenRamdiskFile |
162 | dd syscall_openramdiskfile ; 6-OpenRamdiskFile |
162 | dd syscall_putimage ; 7-PutImage |
163 | dd syscall_putimage ; 7-PutImage |
163 | dd sys_button ; 8-DefineButton |
164 | dd sys_button ; 8-DefineButton |
164 | dd sys_cpuusage ; 9-GetProcessInfo |
165 | dd sys_cpuusage ; 9-GetProcessInfo |
165 | dd sys_waitforevent ; 10-WaitForEvent |
166 | dd sys_waitforevent ; 10-WaitForEvent |
166 | dd sys_getevent ; 11-CheckForEvent |
167 | dd sys_getevent ; 11-CheckForEvent |
167 | dd sys_redrawstat ; 12-BeginDraw and EndDraw |
168 | dd sys_redrawstat ; 12-BeginDraw and EndDraw |
168 | dd syscall_drawrect ; 13-DrawRect |
169 | dd syscall_drawrect ; 13-DrawRect |
169 | dd syscall_getscreensize ; 14-GetScreenSize |
170 | dd syscall_getscreensize ; 14-GetScreenSize |
170 | dd sys_background ; 15-bgr |
171 | dd sys_background ; 15-bgr |
171 | dd sys_cachetodiskette ; 16-FlushFloppyCache |
172 | dd sys_cachetodiskette ; 16-FlushFloppyCache |
172 | dd sys_getbutton ; 17-GetButton |
173 | dd sys_getbutton ; 17-GetButton |
173 | dd sys_system ; 18-System Services |
174 | dd sys_system ; 18-System Services |
174 | dd paleholder;undefined_syscall ; 19-reserved |
175 | dd paleholder;undefined_syscall ; 19-reserved |
175 | dd sys_midi ; 20-ResetMidi and OutputMidi |
176 | dd sys_midi ; 20-ResetMidi and OutputMidi |
176 | dd sys_setup ; 21-SetMidiBase,SetKeymap,SetShiftKeymap,. |
177 | dd sys_setup ; 21-SetMidiBase,SetKeymap,SetShiftKeymap,. |
177 | dd sys_settime ; 22-setting date,time,clock and alarm-clock |
178 | dd sys_settime ; 22-setting date,time,clock and alarm-clock |
178 | dd sys_wait_event_timeout ; 23-TimeOutWaitForEvent |
179 | dd sys_wait_event_timeout ; 23-TimeOutWaitForEvent |
179 | dd syscall_cdaudio ; 24-PlayCdTrack,StopCd and GetCdPlaylist |
180 | dd syscall_cdaudio ; 24-PlayCdTrack,StopCd and GetCdPlaylist |
180 | dd sys_sb16 ; 25-SetSb16 |
181 | dd sys_sb16 ; 25-SetSb16 |
181 | dd sys_getsetup ; 26-GetMidiBase,GetKeymap,GetShiftKeymap,. |
182 | dd sys_getsetup ; 26-GetMidiBase,GetKeymap,GetShiftKeymap,. |
182 | dd undefined_syscall ; 27-reserved |
183 | dd undefined_syscall ; 27-reserved |
183 | dd sys_sb16II ; 28-SetSb16 |
184 | dd sys_sb16II ; 28-SetSb16 |
184 | dd sys_date ; 29-GetDate |
185 | dd sys_date ; 29-GetDate |
185 | dd undefined_syscall ; 30-reserved |
186 | dd undefined_syscall ; 30-reserved |
186 | dd undefined_syscall ; 31-reserved |
187 | dd undefined_syscall ; 31-reserved |
187 | dd syscall_delramdiskfile ; 32-DelRamdiskFile |
188 | dd syscall_delramdiskfile ; 32-DelRamdiskFile |
188 | dd syscall_writeramdiskfile; 33-WriteRamdiskFile |
189 | dd syscall_writeramdiskfile; 33-WriteRamdiskFile |
189 | dd undefined_syscall ; 34-reserved |
190 | dd undefined_syscall ; 34-reserved |
190 | dd syscall_getpixel ; 35-GetPixel |
191 | dd syscall_getpixel ; 35-GetPixel |
191 | dd syscall_readstring ; 36-ReadString (not yet ready) |
192 | dd syscall_readstring ; 36-ReadString (not yet ready) |
192 | dd readmousepos ; 37-GetMousePosition_ScreenRelative,. |
193 | dd readmousepos ; 37-GetMousePosition_ScreenRelative,. |
193 | dd syscall_drawline ; 38-DrawLine |
194 | dd syscall_drawline ; 38-DrawLine |
194 | dd sys_getbackground ; 39-GetBackgroundSize,ReadBgrData,. |
195 | dd sys_getbackground ; 39-GetBackgroundSize,ReadBgrData,. |
195 | dd set_app_param ; 40-WantEvents |
196 | dd set_app_param ; 40-WantEvents |
196 | dd syscall_getirqowner ; 41-GetIrqOwner |
197 | dd syscall_getirqowner ; 41-GetIrqOwner |
197 | dd get_irq_data ; 42-ReadIrqData |
198 | dd get_irq_data ; 42-ReadIrqData |
198 | dd sys_outport ; 43-SendDeviceData |
199 | dd sys_outport ; 43-SendDeviceData |
199 | dd sys_programirq ; 44-ProgramIrqs |
200 | dd sys_programirq ; 44-ProgramIrqs |
200 | dd reserve_free_irq ; 45-ReserveIrq and FreeIrq |
201 | dd reserve_free_irq ; 45-ReserveIrq and FreeIrq |
201 | dd syscall_reserveportarea ; 46-ReservePortArea and FreePortArea |
202 | dd syscall_reserveportarea ; 46-ReservePortArea and FreePortArea |
202 | dd display_number ; 47-WriteNum |
203 | dd display_number ; 47-WriteNum |
203 | dd display_settings ; 48-SetRedrawType and SetButtonType |
204 | dd display_settings ; 48-SetRedrawType and SetButtonType |
204 | dd sys_apm ; 49-Advanced Power Management (APM) |
205 | dd sys_apm ; 49-Advanced Power Management (APM) |
205 | dd random_shaped_window ; 50-Window shape & scale |
206 | dd random_shaped_window ; 50-Window shape & scale |
206 | dd syscall_threads ; 51-Threads |
207 | dd syscall_threads ; 51-Threads |
207 | dd stack_driver_stat ; 52-Stack driver status |
208 | dd stack_driver_stat ; 52-Stack driver status |
208 | dd socket ; 53-Socket interface |
209 | dd socket ; 53-Socket interface |
209 | dd user_events ; 54-User events |
210 | dd user_events ; 54-User events |
210 | dd sound_interface ; 55-Sound interface |
211 | dd sound_interface ; 55-Sound interface |
211 | dd undefined_syscall ; 56-reserved |
212 | dd undefined_syscall ; 56-reserved |
212 | dd undefined_syscall ; 57-reserved |
213 | dd undefined_syscall ; 57-reserved |
213 | dd file_system ; 58-Common file system interface |
214 | dd file_system ; 58-Common file system interface |
214 | dd undefined_syscall ; 59-reserved |
215 | dd undefined_syscall ; 59-reserved |
215 | dd sys_IPC ; 60-Inter Process Communication |
216 | dd sys_IPC ; 60-Inter Process Communication |
216 | dd sys_gs ; 61-Direct graphics access |
217 | dd sys_gs ; 61-Direct graphics access |
217 | dd sys_pci ; 62-PCI functions |
218 | dd sys_pci ; 62-PCI functions |
218 | dd sys_msg_board ; 63-System message board |
219 | dd sys_msg_board ; 63-System message board |
219 | dd sys_resize_app_memory ; 64-Resize application memory usage |
220 | dd sys_resize_app_memory ; 64-Resize application memory usage |
220 | dd syscall_putimage_palette; 65-PutImagePalette |
221 | dd syscall_putimage_palette; 65-PutImagePalette |
221 | dd sys_process_def ; 66-Process definitions - keyboard |
222 | dd sys_process_def ; 66-Process definitions - keyboard |
222 | dd sys_window_move ; 67-Window move or resize |
223 | dd sys_window_move ; 67-Window move or resize |
223 | dd new_services ; 68-Some internal services |
224 | dd new_services ; 68-Some internal services |
224 | dd sys_debug_services ; 69-Debug |
225 | dd sys_debug_services ; 69-Debug |
225 | dd file_system_lfn ; 70-Common file system interface, version 2 |
226 | dd file_system_lfn ; 70-Common file system interface, version 2 |
226 | dd syscall_windowsettings ; 71-Window settings |
227 | dd syscall_windowsettings ; 71-Window settings |
227 | 228 | ||
228 | times 255 - ( ($-servetable) /4 ) dd undefined_syscall |
229 | times 255 - ( ($-servetable) /4 ) dd undefined_syscall |
229 | 230 | ||
230 | dd sys_end ; -1-end application |
231 | dd sys_end ; -1-end application |
231 | endg |
232 | endg |