Rev 380 | Rev 425 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
1 | ha | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
||
3 | ;; SYSTEM CALL ENTRY ;; |
||
4 | ;; ;; |
||
5 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
6 | poddubny | 6 | |
1 | ha | 7 | align 32 |
8 | i40: |
||
15 | poddubny | 9 | push ds es |
3 | halyavin | 10 | pushad |
40 | halyavin | 11 | cld |
3 | halyavin | 12 | |
13 | mov ax,word os_data |
||
14 | mov ds,ax |
||
15 | mov es,ax |
||
1 | ha | 16 | |
15 | poddubny | 17 | ; load all registers in crossed order |
314 | diamond | 18 | mov eax, ebx |
19 | mov ebx, ecx |
||
20 | mov ecx, edx |
||
21 | mov edx, esi |
||
22 | mov esi, edi |
||
23 | mov edi, [esp+28] |
||
6 | poddubny | 24 | |
1 | ha | 25 | ; enable interupts - a task switch or an IRQ _CAN_ interrupt i40 handler |
26 | sti |
||
15 | poddubny | 27 | push eax |
28 | and edi,0xff |
||
29 | call dword [servetable+edi*4] |
||
30 | pop eax |
||
314 | diamond | 31 | ; cli |
164 | serge | 32 | |
3 | halyavin | 33 | popad |
15 | poddubny | 34 | pop es ds |
3 | halyavin | 35 | iretd |
1 | ha | 36 | |
37 | |||
375 | Ghost | 38 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
39 | ;; ;; |
||
40 | ;; SYSENTER ENTRY ;; |
||
41 | ;; ;; |
||
42 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
43 | |||
44 | uglobal |
||
45 | times 100 db ? |
||
46 | sysenter_stack: |
||
47 | endg |
||
48 | |||
49 | align 32 |
||
50 | SYSENTER_VAR equ 0 |
||
51 | sysenter_entry: |
||
52 | ; Настраиваем стек |
||
412 | serge | 53 | ; cli sysenter clear IF |
54 | ; push eax |
||
55 | ; mov eax, [ss:CURRENT_TASK] |
||
56 | ; shl eax, 8 |
||
57 | ; mov eax, [ss:SLOT_BASE + eax + APPDATA.pl0_stack] |
||
58 | ; lea esp, [eax + RING0_STACK_SIZE] ; configure ESP |
||
59 | ; mov eax, [ss:sysenter_stack - 4] ; eax - original eax, from app |
||
60 | |||
61 | mov esp, [ss:CURRENT_TASK] |
||
62 | shl esp, 8 |
||
63 | mov esp, [ss:SLOT_BASE + esp + APPDATA.pl0_stack] |
||
64 | add esp, RING0_STACK_SIZE ; configure ESP |
||
375 | Ghost | 65 | sti |
66 | ;------------------ |
||
67 | push ds es |
||
68 | pushad |
||
69 | cld |
||
70 | |||
71 | mov ax, word os_data |
||
72 | mov ds, ax |
||
73 | mov es, ax |
||
74 | |||
75 | mov eax, ebx |
||
76 | mov ebx, ecx |
||
77 | mov ecx, edx |
||
78 | mov edx, esi |
||
79 | mov esi, edi |
||
80 | mov edi, [esp + 28] |
||
81 | |||
82 | push eax |
||
83 | and edi, 0xff |
||
84 | call dword [servetable + edi * 4] |
||
85 | pop eax |
||
86 | |||
87 | popad |
||
88 | pop es ds |
||
89 | ;------------------ |
||
90 | mov edx, [SYSENTER_VAR] ; eip |
||
91 | mov ecx, [SYSENTER_VAR + 4] ; esp |
||
92 | sysexit |
||
93 | |||
94 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
95 | ;; ;; |
||
96 | ;; SYSCALL ENTRY ;; |
||
97 | ;; ;; |
||
98 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
99 | align 32 |
||
100 | syscall_entry: |
||
412 | serge | 101 | ; cli syscall clear IF |
375 | Ghost | 102 | xchg ecx, [esp] |
103 | mov [SYSENTER_VAR + 4], esp |
||
412 | serge | 104 | |
105 | ; mov [ss:sysenter_stack - 4], eax |
||
106 | ; mov eax, [ss:CURRENT_TASK] |
||
107 | ; shl eax, 8 |
||
108 | ; mov eax, [ss:SLOT_BASE + eax + APPDATA.pl0_stack] |
||
109 | ; lea esp, [eax + RING0_STACK_SIZE] ; configure ESP |
||
110 | ; mov eax, [ss:sysenter_stack - 4] ; eax - original eax, from app |
||
111 | |||
112 | mov esp, [ss:CURRENT_TASK] |
||
113 | shl esp, 8 |
||
114 | mov esp, [ss:SLOT_BASE + esp + APPDATA.pl0_stack] |
||
115 | add esp, RING0_STACK_SIZE ; configure ESP |
||
116 | |||
375 | Ghost | 117 | sti |
118 | ;------------------ |
||
119 | push ds es |
||
120 | pushad |
||
121 | cld |
||
122 | |||
123 | mov ax, word os_data |
||
124 | mov ds, ax |
||
125 | mov es, ax |
||
126 | |||
127 | mov eax, ebx |
||
128 | mov ebx, ecx |
||
129 | mov ecx, edx |
||
130 | mov edx, esi |
||
131 | mov esi, edi |
||
132 | mov edi, [esp + 28] |
||
133 | |||
134 | push eax |
||
135 | and edi, 0xff |
||
136 | call dword [servetable + edi * 4] |
||
137 | pop eax |
||
138 | |||
139 | popad |
||
140 | pop es ds |
||
141 | ;------------------ |
||
412 | serge | 142 | |
143 | cli |
||
375 | Ghost | 144 | mov esp, [SYSENTER_VAR + 4] |
145 | xchg ecx, [esp] |
||
146 | sysret |
||
1 | ha | 147 | iglobal |
148 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
149 | ;; SYSTEM FUNCTIONS TABLE ;; |
||
150 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
151 | |||
152 | align 4 |
||
153 | servetable: |
||
154 | |||
155 | dd sys_drawwindow ; 0-DrawWindow |
||
156 | dd syscall_setpixel ; 1-SetPixel |
||
157 | dd sys_getkey ; 2-GetKey |
||
158 | dd sys_clock ; 3-GetTime |
||
159 | dd syscall_writetext ; 4-WriteText |
||
160 | dd delay_hs ; 5-DelayHs |
||
161 | dd syscall_openramdiskfile ; 6-OpenRamdiskFile |
||
162 | dd syscall_putimage ; 7-PutImage |
||
163 | dd sys_button ; 8-DefineButton |
||
164 | dd sys_cpuusage ; 9-GetProcessInfo |
||
165 | dd sys_waitforevent ; 10-WaitForEvent |
||
166 | dd sys_getevent ; 11-CheckForEvent |
||
167 | dd sys_redrawstat ; 12-BeginDraw and EndDraw |
||
168 | dd syscall_drawrect ; 13-DrawRect |
||
169 | dd syscall_getscreensize ; 14-GetScreenSize |
||
170 | dd sys_background ; 15-bgr |
||
171 | dd sys_cachetodiskette ; 16-FlushFloppyCache |
||
172 | dd sys_getbutton ; 17-GetButton |
||
75 | diamond | 173 | dd sys_system ; 18-System Services |
375 | Ghost | 174 | dd paleholder;undefined_syscall ; 19-reserved |
1 | ha | 175 | dd sys_midi ; 20-ResetMidi and OutputMidi |
176 | dd sys_setup ; 21-SetMidiBase,SetKeymap,SetShiftKeymap,. |
||
177 | dd sys_settime ; 22-setting date,time,clock and alarm-clock |
||
178 | dd sys_wait_event_timeout ; 23-TimeOutWaitForEvent |
||
179 | dd syscall_cdaudio ; 24-PlayCdTrack,StopCd and GetCdPlaylist |
||
180 | dd sys_sb16 ; 25-SetSb16 |
||
181 | dd sys_getsetup ; 26-GetMidiBase,GetKeymap,GetShiftKeymap,. |
||
277 | diamond | 182 | dd undefined_syscall ; 27-reserved |
1 | ha | 183 | dd sys_sb16II ; 28-SetSb16 |
184 | dd sys_date ; 29-GetDate |
||
75 | diamond | 185 | dd undefined_syscall ; 30-reserved |
186 | dd undefined_syscall ; 31-reserved |
||
1 | ha | 187 | dd syscall_delramdiskfile ; 32-DelRamdiskFile |
188 | dd syscall_writeramdiskfile; 33-WriteRamdiskFile |
||
75 | diamond | 189 | dd undefined_syscall ; 34-reserved |
1 | ha | 190 | dd syscall_getpixel ; 35-GetPixel |
191 | dd syscall_readstring ; 36-ReadString (not yet ready) |
||
192 | dd readmousepos ; 37-GetMousePosition_ScreenRelative,. |
||
193 | dd syscall_drawline ; 38-DrawLine |
||
194 | dd sys_getbackground ; 39-GetBackgroundSize,ReadBgrData,. |
||
195 | dd set_app_param ; 40-WantEvents |
||
196 | dd syscall_getirqowner ; 41-GetIrqOwner |
||
197 | dd get_irq_data ; 42-ReadIrqData |
||
198 | dd sys_outport ; 43-SendDeviceData |
||
199 | dd sys_programirq ; 44-ProgramIrqs |
||
200 | dd reserve_free_irq ; 45-ReserveIrq and FreeIrq |
||
201 | dd syscall_reserveportarea ; 46-ReservePortArea and FreePortArea |
||
202 | dd display_number ; 47-WriteNum |
||
203 | dd display_settings ; 48-SetRedrawType and SetButtonType |
||
76 | mario79 | 204 | dd sys_apm ; 49-Advanced Power Management (APM) |
1 | ha | 205 | dd random_shaped_window ; 50-Window shape & scale |
206 | dd syscall_threads ; 51-Threads |
||
207 | dd stack_driver_stat ; 52-Stack driver status |
||
208 | dd socket ; 53-Socket interface |
||
209 | dd user_events ; 54-User events |
||
210 | dd sound_interface ; 55-Sound interface |
||
202 | diamond | 211 | dd undefined_syscall ; 56-reserved |
75 | diamond | 212 | dd undefined_syscall ; 57-reserved |
1 | ha | 213 | dd file_system ; 58-Common file system interface |
380 | serge | 214 | dd undefined_syscall ; 59-reserved |
164 | serge | 215 | dd sys_IPC ; 60-Inter Process Communication |
1 | ha | 216 | dd sys_gs ; 61-Direct graphics access |
217 | dd sys_pci ; 62-PCI functions |
||
218 | dd sys_msg_board ; 63-System message board |
||
219 | dd sys_resize_app_memory ; 64-Resize application memory usage |
||
283 | diamond | 220 | dd syscall_putimage_palette; 65-PutImagePalette |
1 | ha | 221 | dd sys_process_def ; 66-Process definitions - keyboard |
222 | dd sys_window_move ; 67-Window move or resize |
||
164 | serge | 223 | dd new_services ; 68-Some internal services |
40 | halyavin | 224 | dd sys_debug_services ; 69-Debug |
72 | diamond | 225 | dd file_system_lfn ; 70-Common file system interface, version 2 |
114 | mikedld | 226 | dd syscall_windowsettings ; 71-Window settings |
1 | ha | 227 | |
228 | times 255 - ( ($-servetable) /4 ) dd undefined_syscall |
||
229 | |||
230 | dd sys_end ; -1-end application |
||
231 | endg |