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