Rev 345 | Rev 363 | 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 | ;; MenuetOS process management, protected ring3 ;; |
||
4 | ;; ;; |
||
5 | ;; Distributed under GPL. See file COPYING for details. ;; |
||
6 | ;; Copyright 2003 Ville Turjanmaa ;; |
||
7 | ;; ;; |
||
8 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
9 | |||
10 | idtreg: |
||
11 | dw 8*0x41-1 |
||
12 | dd idts+8 |
||
164 | serge | 13 | ;label idts at 0xB100-8 |
1 | ha | 14 | |
15 | build_process_gdt_tss_pointer: |
||
16 | |||
17 | mov ecx,tss_data |
||
18 | mov edi,0 |
||
19 | setgdtl2: |
||
20 | mov [edi+gdts+ tss0 +0], word tss_step |
||
21 | mov [edi+gdts+ tss0 +2], cx |
||
22 | mov eax,ecx |
||
23 | shr eax,16 |
||
24 | mov [edi+gdts+ tss0 +4], al |
||
25 | mov [edi+gdts+ tss0 +7], ah |
||
26 | mov [edi+gdts+ tss0 +5], word 01010000b *256 +11101001b |
||
27 | add ecx,tss_step |
||
28 | add edi,8 |
||
29 | cmp edi,8*(max_processes+5) |
||
30 | jbe setgdtl2 |
||
31 | |||
32 | ret |
||
33 | |||
34 | build_interrupt_table: |
||
35 | |||
6 | poddubny | 36 | mov edi, idts+8 |
37 | mov esi, sys_int |
||
8 | poddubny | 38 | mov ecx, 0x40 |
6 | poddubny | 39 | @@: |
40 | mov eax, [esi] |
||
41 | mov [edi], ax ; lower part of offset |
||
42 | mov [edi+2], word os_code ; segment selector |
||
43 | shr eax, 16 |
||
44 | mov [edi+4], word 10001110b shl 8 ; interrupt descriptor |
||
45 | mov [edi+6], ax |
||
46 | add esi, 4 |
||
47 | add edi, 8 |
||
48 | dec ecx |
||
49 | jnz @b |
||
164 | serge | 50 | |
8 | poddubny | 51 | ;mov edi,8*0x40+idts+8 |
3 | halyavin | 52 | mov [edi + 0], word (i40 and ((1 shl 16)-1)) |
53 | mov [edi + 2], word os_code |
||
54 | mov [edi + 4], word 11101110b*256 |
||
9 | halyavin | 55 | mov [edi + 6], word (i40 shr 16) |
1 | ha | 56 | |
57 | ret |
||
58 | |||
59 | iglobal |
||
60 | sys_int: |
||
164 | serge | 61 | dd e0,debug_exc,e2,e3 |
62 | dd e4,e5,e6,e7 |
||
63 | dd e8,e9,e10,e11 |
||
64 | dd e12,e13,page_fault_handler,e15 |
||
65 | |||
168 | serge | 66 | dd except_16, e17,e18, except_19 |
67 | times 12 dd unknown_interrupt |
||
1 | ha | 68 | |
221 | serge | 69 | dd irq0 , irq_serv.irq_1, p_irq2 , p_irq3 ;irq_serv.irq_3 |
164 | serge | 70 | dd p_irq4 ,irq_serv.irq_5,p_irq6,irq_serv.irq_7 |
71 | dd irq_serv.irq_8, irq_serv.irq_9, irq_serv.irq_10 |
||
72 | dd irq_serv.irq_11,p_irq12,irqD ,p_irq14,p_irq15 |
||
1 | ha | 73 | |
74 | times 16 dd unknown_interrupt |
||
75 | |||
76 | dd i40 |
||
77 | endg |
||
78 | |||
40 | halyavin | 79 | macro save_ring3_context |
80 | { |
||
58 | mario79 | 81 | push ds es |
82 | pushad |
||
40 | halyavin | 83 | } |
84 | macro restore_ring3_context |
||
85 | { |
||
58 | mario79 | 86 | popad |
87 | pop es ds |
||
40 | halyavin | 88 | } |
89 | |||
8 | poddubny | 90 | ; simply return control to interrupted process |
91 | unknown_interrupt: |
||
92 | iret |
||
1 | ha | 93 | |
22 | poddubny | 94 | macro exc_wo_code [num] |
8 | poddubny | 95 | { |
96 | forward |
||
97 | e#num : |
||
40 | halyavin | 98 | save_ring3_context |
20 | mario79 | 99 | mov bl, num |
100 | jmp exc_c |
||
8 | poddubny | 101 | } |
1 | ha | 102 | |
22 | poddubny | 103 | macro exc_w_code [num] |
104 | { |
||
105 | forward |
||
106 | e#num : |
||
107 | add esp, 4 |
||
40 | halyavin | 108 | save_ring3_context |
22 | poddubny | 109 | mov bl, num |
110 | jmp exc_c |
||
111 | } |
||
112 | |||
168 | serge | 113 | exc_wo_code 0, 1, 2, 3, 4, 5, 6, 9, 15, 18 |
22 | poddubny | 114 | exc_w_code 8, 10, 11, 12, 13, 14, 17 |
115 | |||
8 | poddubny | 116 | exc_c: |
6 | poddubny | 117 | mov ax, os_data |
118 | mov ds, ax |
||
119 | mov es, ax |
||
1 | ha | 120 | |
40 | halyavin | 121 | ; test if debugging |
122 | cli |
||
123 | mov eax, [0x3000] |
||
124 | shl eax, 8 |
||
115 | poddubny | 125 | mov eax, [0x80000+eax+APPDATA.debugger_slot] |
40 | halyavin | 126 | test eax, eax |
127 | jnz .debug |
||
128 | sti |
||
129 | ; not debuggee => say error and terminate |
||
130 | add esp, 28h |
||
164 | serge | 131 | movzx eax, bl |
8 | poddubny | 132 | mov [error_interrupt], eax |
1 | ha | 133 | call show_error_parameters |
164 | serge | 134 | |
8 | poddubny | 135 | mov edx, [0x3010] |
115 | poddubny | 136 | mov [edx + TASKDATA.state], byte 4 |
164 | serge | 137 | |
1 | ha | 138 | jmp change_task |
139 | |||
40 | halyavin | 140 | .debug: |
141 | ; we are debugged process, notify debugger and suspend ourself |
||
142 | ; eax=debugger PID |
||
113 | diamond | 143 | cld |
40 | halyavin | 144 | movzx ecx, bl |
145 | push ecx |
||
146 | mov ecx, [0x3010] |
||
115 | poddubny | 147 | push dword [ecx+TASKDATA.pid] ; PID of current process |
40 | halyavin | 148 | push 12 |
149 | pop ecx |
||
58 | mario79 | 150 | push 1 ; 1=exception |
40 | halyavin | 151 | call debugger_notify |
152 | pop ecx |
||
153 | pop ecx |
||
154 | pop ecx |
||
155 | mov edx, [0x3010] |
||
115 | poddubny | 156 | mov byte [edx+TASKDATA.state], 1 ; suspended |
40 | halyavin | 157 | call change_task |
158 | restore_ring3_context |
||
159 | iretd |
||
1 | ha | 160 | |
161 | writehex: |
||
162 | pusha |
||
164 | serge | 163 | |
8 | poddubny | 164 | mov edi, [write_error_to] |
165 | mov esi, 8 |
||
166 | @@: |
||
167 | mov ecx, eax |
||
168 | and ecx, 0xf |
||
1 | ha | 169 | |
8 | poddubny | 170 | mov cl,[ecx+hexletters] |
1 | ha | 171 | mov [edi],cl |
8 | poddubny | 172 | dec edi |
1 | ha | 173 | |
8 | poddubny | 174 | shr eax,4 |
1 | ha | 175 | dec esi |
8 | poddubny | 176 | jnz @b |
1 | ha | 177 | |
178 | popa |
||
179 | ret |
||
180 | |||
181 | iglobal |
||
182 | hexletters db '0123456789ABCDEF' |
||
183 | |||
184 | error_interrupt dd -1 |
||
185 | |||
186 | process_error db 'K : Process - forced terminate INT: 00000000',13,10,0 |
||
187 | process_pid db 'K : Process - forced terminate PID: 00000000',13,10,0 |
||
188 | process_eip db 'K : Process - forced terminate EIP: 00000000',13,10,0 |
||
189 | system_error db 'K : Kernel error',13,10,0 |
||
190 | endg |
||
191 | |||
192 | uglobal |
||
193 | write_error_to dd 0x0 |
||
194 | endg |
||
195 | |||
196 | show_error_parameters: |
||
164 | serge | 197 | |
1 | ha | 198 | mov [write_error_to],process_pid+43 |
199 | mov eax,[0x3000] |
||
200 | shl eax, 5 |
||
115 | poddubny | 201 | mov eax,[0x3000+TASKDATA.pid+eax] |
1 | ha | 202 | call writehex |
164 | serge | 203 | |
1 | ha | 204 | mov [write_error_to],process_error+43 |
205 | mov eax,[error_interrupt] |
||
206 | call writehex |
||
16 | poddubny | 207 | |
208 | cmp dword [esp+4+4], os_code ; CS |
||
209 | jnz @f |
||
10 | poddubny | 210 | mov esi,system_error |
211 | call sys_msg_board_str |
||
212 | @@: |
||
16 | poddubny | 213 | mov eax, [esp+4] ; EIP |
10 | poddubny | 214 | |
1 | ha | 215 | mov [write_error_to],process_eip+43 |
216 | call writehex |
||
217 | |||
218 | mov esi,process_error |
||
219 | call sys_msg_board_str |
||
220 | |||
221 | mov esi,process_pid |
||
222 | call sys_msg_board_str |
||
223 | |||
224 | mov esi,process_eip |
||
225 | call sys_msg_board_str |
||
226 | |||
227 | ret |
||
228 | |||
229 | |||
230 | |||
6 | poddubny | 231 | ; irq1 -> hid/keyboard.inc |
1 | ha | 232 | |
233 | |||
10 | poddubny | 234 | macro irqh [num] |
8 | poddubny | 235 | { |
236 | forward |
||
237 | p_irq#num : |
||
40 | halyavin | 238 | save_ring3_context |
8 | poddubny | 239 | mov edi, num |
240 | jmp irq_c |
||
241 | } |
||
1 | ha | 242 | |
160 | diamond | 243 | irqh 2,5,7,8,9,10,11 |
1 | ha | 244 | |
8 | poddubny | 245 | irq_c: |
246 | mov ax, os_data |
||
247 | mov ds, ax |
||
248 | mov es, ax |
||
1 | ha | 249 | call irqhandler |
40 | halyavin | 250 | restore_ring3_context |
8 | poddubny | 251 | iret |
11 | poddubny | 252 | |
253 | p_irq6: |
||
40 | halyavin | 254 | save_ring3_context |
11 | poddubny | 255 | mov ax, os_data |
256 | mov ds, ax |
||
257 | mov es, ax |
||
258 | call fdc_irq |
||
33 | mario79 | 259 | call ready_for_next_irq |
40 | halyavin | 260 | restore_ring3_context |
33 | mario79 | 261 | iret |
15 | poddubny | 262 | |
33 | mario79 | 263 | p_irq3: |
40 | halyavin | 264 | save_ring3_context |
33 | mario79 | 265 | mov ax, os_data |
266 | mov ds, ax |
||
267 | mov es, ax |
||
58 | mario79 | 268 | cmp [com2_mouse_detected],0 |
269 | je old_irq3_handler |
||
33 | mario79 | 270 | call check_mouse_data_com2 |
58 | mario79 | 271 | jmp p_irq3_1 |
272 | old_irq3_handler: |
||
273 | mov edi,3 |
||
274 | call irqhandler |
||
164 | serge | 275 | p_irq3_1: |
40 | halyavin | 276 | restore_ring3_context |
33 | mario79 | 277 | iret |
15 | poddubny | 278 | |
33 | mario79 | 279 | p_irq4: |
40 | halyavin | 280 | save_ring3_context |
33 | mario79 | 281 | mov ax, os_data |
282 | mov ds, ax |
||
283 | mov es, ax |
||
58 | mario79 | 284 | cmp [com1_mouse_detected],0 |
285 | je old_irq4_handler |
||
33 | mario79 | 286 | call check_mouse_data_com1 |
58 | mario79 | 287 | jmp p_irq4_1 |
288 | old_irq4_handler: |
||
289 | mov edi,4 |
||
290 | call irqhandler |
||
164 | serge | 291 | p_irq4_1: |
40 | halyavin | 292 | restore_ring3_context |
11 | poddubny | 293 | iret |
294 | |||
33 | mario79 | 295 | p_irq12: |
40 | halyavin | 296 | save_ring3_context |
33 | mario79 | 297 | mov ax, os_data |
298 | mov ds, ax |
||
299 | mov es, ax |
||
300 | call check_mouse_data_ps2 |
||
40 | halyavin | 301 | restore_ring3_context |
33 | mario79 | 302 | iret |
303 | |||
160 | diamond | 304 | p_irq14: |
305 | save_ring3_context |
||
306 | mov ax, os_data |
||
307 | mov ds, ax |
||
308 | mov es, ax |
||
309 | call [irq14_func] |
||
310 | call ready_for_next_irq_1 |
||
311 | restore_ring3_context |
||
312 | iret |
||
313 | p_irq15: |
||
314 | save_ring3_context |
||
315 | mov ax, os_data |
||
316 | mov ds, ax |
||
317 | mov es, ax |
||
318 | call [irq15_func] |
||
319 | call ready_for_next_irq_1 |
||
320 | restore_ring3_context |
||
321 | iret |
||
322 | |||
33 | mario79 | 323 | ready_for_next_irq: |
324 | mov [check_idle_semaphore],5 |
||
325 | mov al, 0x20 |
||
326 | out 0x20, al |
||
327 | ret |
||
328 | |||
329 | ready_for_next_irq_1: |
||
330 | mov [check_idle_semaphore],5 |
||
331 | mov al, 0x20 |
||
332 | out 0xa0,al |
||
333 | out 0x20, al |
||
334 | ret |
||
335 | |||
6 | poddubny | 336 | irqD: |
40 | halyavin | 337 | save_ring3_context |
8 | poddubny | 338 | mov ax, os_data |
339 | mov ds, ax |
||
340 | mov es, ax |
||
164 | serge | 341 | |
6 | poddubny | 342 | mov dx,0xf0 |
343 | mov al,0 |
||
344 | out dx,al |
||
1 | ha | 345 | |
6 | poddubny | 346 | mov dx,0xa0 |
347 | mov al,0x20 |
||
348 | out dx,al |
||
349 | mov dx,0x20 |
||
40 | halyavin | 350 | out dx,al |
351 | |||
352 | restore_ring3_context |
||
164 | serge | 353 | |
8 | poddubny | 354 | iret |
1 | ha | 355 | |
356 | |||
357 | irqhandler: |
||
358 | |||
359 | push edi |
||
360 | |||
361 | mov esi,edi ; 1 |
||
362 | shl esi,6 ; 1 |
||
363 | add esi,irq00read ; 1 |
||
364 | shl edi,12 ; 1 |
||
365 | add edi,0x2E0000 |
||
75 | diamond | 366 | mov ecx,16 |
1 | ha | 367 | |
368 | mov [check_idle_semaphore],5 |
||
369 | |||
370 | irqnewread: |
||
75 | diamond | 371 | dec ecx |
372 | js irqover |
||
1 | ha | 373 | |
374 | mov dx,[esi] ; 2+ |
||
375 | |||
376 | cmp dx,0 ; 1 |
||
377 | jz irqover |
||
378 | cmp [esi+3],byte 1 ; 2 ; byte read |
||
379 | jne noirqbyte ; 4-11 |
||
380 | |||
381 | in al,dx |
||
382 | |||
383 | mov edx,[edi] |
||
384 | cmp edx,4000 |
||
385 | je irqfull |
||
386 | mov ebx,edi |
||
387 | add ebx,0x10 |
||
388 | add ebx,edx |
||
389 | mov [ebx],al |
||
390 | inc edx |
||
391 | mov [edi],edx |
||
392 | |||
393 | add esi,4 |
||
394 | jmp irqnewread |
||
395 | |||
396 | noirqbyte: |
||
397 | |||
398 | |||
399 | cmp [esi+3],byte 2 ; word read |
||
400 | jne noirqword |
||
401 | |||
402 | in ax,dx |
||
403 | |||
404 | mov edx,[edi] |
||
405 | cmp edx,4000 |
||
406 | je irqfull |
||
407 | mov ebx,edi |
||
408 | add ebx,0x10 |
||
409 | add ebx,edx |
||
410 | mov [ebx],ax |
||
411 | add edx,2 |
||
412 | mov [edi],edx |
||
413 | add esi,4 |
||
414 | jmp irqnewread |
||
415 | |||
416 | noirqword: |
||
417 | irqfull: |
||
418 | irqover: |
||
419 | |||
420 | mov al,0x20 ; ready for next irq |
||
421 | out 0x20,al |
||
422 | |||
423 | pop ebx |
||
424 | cmp ebx,7 |
||
425 | jbe noa0 |
||
426 | out 0xa0,al |
||
427 | noa0: |
||
428 | |||
429 | ret |
||
430 | |||
431 | |||
432 | |||
433 | set_application_table_status: |
||
434 | push eax |
||
435 | |||
436 | mov eax,[0x3000] |
||
437 | shl eax, 5 |
||
115 | poddubny | 438 | add eax,0x3000+TASKDATA.pid |
1 | ha | 439 | mov eax,[eax] |
440 | |||
441 | mov [application_table_status],eax |
||
442 | |||
443 | pop eax |
||
444 | |||
445 | ret |
||
446 | |||
447 | |||
448 | clear_application_table_status: |
||
449 | push eax |
||
450 | |||
451 | mov eax,[0x3000] |
||
452 | shl eax, 5 |
||
115 | poddubny | 453 | add eax,0x3000+TASKDATA.pid |
1 | ha | 454 | mov eax,[eax] |
455 | |||
456 | cmp eax,[application_table_status] |
||
457 | jne apptsl1 |
||
458 | mov [application_table_status],0 |
||
459 | apptsl1: |
||
460 | |||
461 | pop eax |
||
462 | |||
463 | ret |
||
464 | |||
465 | |||
466 | |||
467 | sys_resize_app_memory: |
||
468 | ; eax = 1 - resize |
||
469 | ; ebx = new amount of memory |
||
470 | |||
471 | cmp eax,1 |
||
4 | poddubny | 472 | jne .no_application_mem_resize |
1 | ha | 473 | |
164 | serge | 474 | stdcall new_mem_resize, ebx |
475 | mov [esp+36], eax |
||
476 | ret |
||
1 | ha | 477 | |
164 | serge | 478 | .no_application_mem_resize: |
1 | ha | 479 | ret |
480 | |||
237 | serge | 481 | if 0 |
1 | ha | 482 | get_app_params: |
483 | |||
484 | push eax |
||
485 | |||
486 | cmp [0x90000+6],word '00' |
||
487 | jne no_00_header |
||
488 | |||
489 | mov eax,[0x90000+12] |
||
490 | mov [app_start],eax |
||
491 | mov eax,[0x90000+16] |
||
492 | mov [app_i_end],eax |
||
493 | mov eax,[0x90000+20] |
||
494 | mov [app_mem],eax |
||
133 | diamond | 495 | ; \begin{diamond}[20.08.2006] |
496 | ; sanity check (functions 19,58 load app_i_end bytes and that must |
||
497 | ; fit in allocated memory to prevent kernel faults) |
||
498 | cmp eax,[app_i_end] |
||
499 | jb no_01_header |
||
500 | ; \end{diamond}[20.08.2006] |
||
1 | ha | 501 | shr eax,1 |
502 | sub eax,0x10 |
||
503 | mov [app_esp],eax |
||
504 | mov eax,[0x90000+24] |
||
505 | mov [app_i_param],eax |
||
506 | mov [app_i_icon],dword 0 |
||
507 | |||
508 | pop eax |
||
133 | diamond | 509 | clc |
1 | ha | 510 | ret |
511 | |||
512 | no_00_header: |
||
513 | |||
514 | |||
515 | cmp [0x90000+6],word '01' |
||
516 | jne no_01_header |
||
517 | |||
518 | mov eax,[0x90000+12] |
||
519 | mov [app_start],eax |
||
520 | mov eax,[0x90000+16] |
||
521 | mov [app_i_end],eax |
||
522 | mov eax,[0x90000+20] |
||
523 | mov [app_mem],eax |
||
133 | diamond | 524 | ; \begin{diamond}[20.08.2006] |
525 | cmp eax,[app_i_end] |
||
526 | jb no_01_header |
||
527 | ; \end{diamond}[20.08.2006] |
||
1 | ha | 528 | mov eax,[0x90000+24] |
529 | mov [app_esp],eax |
||
530 | mov eax,[0x90000+28] |
||
531 | mov [app_i_param],eax |
||
532 | mov eax,[0x90000+32] |
||
533 | mov [app_i_icon],eax |
||
534 | |||
535 | pop eax |
||
133 | diamond | 536 | clc |
1 | ha | 537 | ret |
538 | |||
539 | no_01_header: |
||
540 | |||
541 | pop eax |
||
133 | diamond | 542 | stc |
1 | ha | 543 | ret |
544 | |||
329 | serge | 545 | uglobal |
546 | new_process_place dd 0x0 |
||
547 | app_start dd 0x0 |
||
548 | app_i_end dd 0x0 |
||
549 | app_mem dd 0x0 |
||
550 | app_esp dd 0x0 |
||
551 | app_i_param dd 0x0 |
||
552 | app_i_icon dd 0x0 |
||
553 | app_mem_pos dd 0x0 |
||
554 | endg |
||
555 | |||
237 | serge | 556 | end if |
1 | ha | 557 | |
237 | serge | 558 | |
1 | ha | 559 | sys_threads: |
560 | |||
561 | ; eax=1 create thread |
||
562 | ; |
||
563 | ; ebx=thread start |
||
564 | ; ecx=thread stack value |
||
565 | ; |
||
566 | ; on return : eax = pid |
||
567 | jmp new_sys_threads |
||
568 | |||
569 | iglobal |
||
570 | process_terminating db 'K : Process - terminating',13,10,0 |
||
571 | process_terminated db 'K : Process - done',13,10,0 |
||
329 | serge | 572 | msg_obj_destroy db 'K : destroy app object',13,10,0 |
1 | ha | 573 | endg |
574 | |||
329 | serge | 575 | ; param |
576 | ; esi= slot |
||
1 | ha | 577 | |
578 | terminate: ; terminate application |
||
579 | |||
329 | serge | 580 | .slot equ esp ;locals |
581 | |||
582 | push esi ;save .slot |
||
334 | serge | 583 | |
584 | shl esi, 8 |
||
585 | cmp [PROC_BASE+esi+APPDATA.dir_table], 0 |
||
586 | jne @F |
||
587 | add esp, 4 |
||
588 | ret |
||
589 | @@: |
||
329 | serge | 590 | mov esi,process_terminating |
591 | call sys_msg_board_str |
||
40 | halyavin | 592 | @@: |
329 | serge | 593 | cli |
594 | cmp [application_table_status],0 |
||
595 | je term9 |
||
596 | sti |
||
597 | call change_task |
||
598 | jmp @b |
||
599 | term9: |
||
600 | call set_application_table_status |
||
1 | ha | 601 | |
329 | serge | 602 | mov esi, [.slot] |
603 | shl esi,8 |
||
604 | add esi, PROC_BASE+APP_OBJ_OFFSET |
||
605 | @@: |
||
606 | mov eax, [esi+APPOBJ.fd] |
||
334 | serge | 607 | test eax, eax |
608 | jz @F |
||
609 | |||
329 | serge | 610 | cmp eax, esi |
611 | je @F |
||
164 | serge | 612 | |
329 | serge | 613 | push esi |
614 | call [eax+APPOBJ.destroy] |
||
615 | mov esi, msg_obj_destroy |
||
616 | call sys_msg_board_str |
||
617 | pop esi |
||
618 | jmp @B |
||
619 | @@: |
||
620 | mov eax, [.slot] |
||
621 | shl eax, 8 |
||
622 | mov eax,[PROC_BASE+eax+APPDATA.dir_table] |
||
623 | stdcall destroy_app_space, eax |
||
1 | ha | 624 | |
357 | serge | 625 | mov esi, [.slot] |
329 | serge | 626 | cmp [fpu_owner],esi ; if user fpu last -> fpu user = 1 |
357 | serge | 627 | jne @F |
164 | serge | 628 | |
329 | serge | 629 | mov [fpu_owner],1 |
630 | mov eax, [256+PROC_BASE+APPDATA.fpu_state] |
||
631 | bt [cpu_caps], CAPS_SSE |
||
632 | clts |
||
633 | jnc .no_SSE |
||
634 | fxrstor [eax] |
||
357 | serge | 635 | jmp @F |
203 | serge | 636 | .no_SSE: |
329 | serge | 637 | fnclex |
638 | frstor [eax] |
||
357 | serge | 639 | @@: |
203 | serge | 640 | |
1 | ha | 641 | mov [0xf400],byte 0 ; empty keyboard buffer |
642 | mov [0xf500],byte 0 ; empty button buffer |
||
643 | |||
644 | |||
92 | diamond | 645 | ; remove defined hotkeys |
646 | mov eax, hotkey_list |
||
647 | .loop: |
||
648 | cmp [eax+8], esi |
||
649 | jnz .cont |
||
650 | mov ecx, [eax] |
||
651 | jecxz @f |
||
652 | push dword [eax+12] |
||
653 | pop dword [ecx+12] |
||
654 | @@: |
||
655 | mov ecx, [eax+12] |
||
656 | push dword [eax] |
||
657 | pop dword [ecx] |
||
658 | xor ecx, ecx |
||
659 | mov [eax], ecx |
||
660 | mov [eax+4], ecx |
||
661 | mov [eax+8], ecx |
||
662 | mov [eax+12], ecx |
||
663 | .cont: |
||
664 | add eax, 16 |
||
665 | cmp eax, hotkey_list+256*16 |
||
666 | jb .loop |
||
667 | ; remove hotkeys in buffer |
||
668 | mov eax, hotkey_buffer |
||
669 | .loop2: |
||
670 | cmp [eax], esi |
||
671 | jnz .cont2 |
||
672 | and dword [eax+4], 0 |
||
673 | and dword [eax], 0 |
||
674 | .cont2: |
||
675 | add eax, 8 |
||
676 | cmp eax, hotkey_buffer+120*8 |
||
677 | jb .loop2 |
||
678 | |||
1 | ha | 679 | mov ecx,esi ; remove buttons |
680 | bnewba2: |
||
681 | mov edi,[0xfe88] |
||
682 | mov eax,edi |
||
683 | cld |
||
684 | movzx ebx,word [edi] |
||
685 | inc bx |
||
686 | bnewba: |
||
687 | dec bx |
||
688 | jz bnmba |
||
689 | add eax,0x10 |
||
690 | cmp cx,[eax] |
||
691 | jnz bnewba |
||
692 | pusha |
||
693 | mov ecx,ebx |
||
694 | inc ecx |
||
695 | shl ecx,4 |
||
696 | mov ebx,eax |
||
697 | add eax,0x10 |
||
698 | call memmove |
||
699 | dec dword [edi] |
||
700 | popa |
||
701 | jmp bnewba2 |
||
702 | bnmba: |
||
703 | |||
704 | pusha ; save window coordinates for window restoring |
||
705 | cld |
||
706 | shl esi,5 |
||
707 | add esi,window_data |
||
114 | mikedld | 708 | mov eax,[esi+WDATA.box.left] |
102 | poddubny | 709 | mov [dlx],eax |
114 | mikedld | 710 | add eax,[esi+WDATA.box.width] |
102 | poddubny | 711 | mov [dlxe],eax |
114 | mikedld | 712 | mov eax,[esi+WDATA.box.top] |
102 | poddubny | 713 | mov [dly],eax |
114 | mikedld | 714 | add eax,[esi+WDATA.box.height] |
102 | poddubny | 715 | mov [dlye],eax |
1 | ha | 716 | |
142 | diamond | 717 | xor eax, eax |
718 | mov [esi+WDATA.box.left],eax |
||
719 | mov [esi+WDATA.box.width],eax |
||
114 | mikedld | 720 | mov [esi+WDATA.box.top],eax |
142 | diamond | 721 | mov [esi+WDATA.box.height],eax |
115 | poddubny | 722 | mov [esi+WDATA.cl_workarea],eax |
723 | mov [esi+WDATA.cl_titlebar],eax |
||
724 | mov [esi+WDATA.cl_frames],eax |
||
725 | mov dword [esi+WDATA.reserved],eax ; clear all flags: wstate, redraw, wdrawn |
||
102 | poddubny | 726 | lea edi, [esi-window_data+draw_data] |
1 | ha | 727 | mov ecx,32/4 |
728 | rep stosd |
||
729 | popa |
||
730 | |||
40 | halyavin | 731 | ; debuggee test |
732 | pushad |
||
733 | mov edi, esi |
||
734 | shl edi, 5 |
||
115 | poddubny | 735 | mov eax, [0x80000+edi*8+APPDATA.debugger_slot] |
40 | halyavin | 736 | test eax, eax |
737 | jz .nodebug |
||
738 | push 8 |
||
739 | pop ecx |
||
115 | poddubny | 740 | push dword [0x3000+edi+TASKDATA.pid] ; PID |
40 | halyavin | 741 | push 2 |
742 | call debugger_notify |
||
743 | pop ecx |
||
744 | pop ecx |
||
745 | .nodebug: |
||
746 | popad |
||
747 | |||
357 | serge | 748 | mov ebx, [.slot] |
749 | shl ebx, 8 |
||
750 | mov ebx,[PROC_BASE+ebx+APPDATA.pl0_stack] |
||
1 | ha | 751 | |
357 | serge | 752 | stdcall kernel_free, ebx |
1 | ha | 753 | |
357 | serge | 754 | mov edi, [.slot] |
755 | shl edi,8 |
||
756 | add edi,0x80000 |
||
757 | mov eax, 0x20202020 |
||
758 | stosd |
||
759 | stosd |
||
760 | stosd |
||
761 | mov ecx,244/4 |
||
762 | xor eax, eax |
||
763 | rep stosd |
||
1 | ha | 764 | |
102 | poddubny | 765 | ; activate window |
766 | movzx eax, word [0xC000 + esi*2] |
||
767 | cmp eax, [0x3004] |
||
768 | jne .dont_activate |
||
769 | pushad |
||
770 | .check_next_window: |
||
771 | dec eax |
||
772 | cmp eax, 1 |
||
773 | jbe .nothing_to_activate |
||
774 | lea esi, [0xc400+eax*2] |
||
775 | movzx edi, word [esi] ; edi = process |
||
776 | shl edi, 5 |
||
115 | poddubny | 777 | cmp [0x3000 + edi + TASKDATA.state], byte 9 ; skip dead slots |
102 | poddubny | 778 | je .check_next_window |
779 | add edi, window_data |
||
154 | diamond | 780 | ; \begin{diamond}[19.09.2006] |
781 | ; skip minimized windows |
||
164 | serge | 782 | test [edi + WDATA.fl_wstate], WSTATE_MINIMIZED |
783 | jnz .check_next_window |
||
154 | diamond | 784 | ; \end{diamond} |
102 | poddubny | 785 | call waredraw |
786 | .nothing_to_activate: |
||
787 | popad |
||
788 | .dont_activate: |
||
789 | |||
92 | diamond | 790 | push esi ; remove hd1 & cd & flp reservation |
791 | shl esi, 5 |
||
118 | diamond | 792 | mov esi, [esi+0x3000+TASKDATA.pid] |
92 | diamond | 793 | cmp [hd1_status], esi |
794 | jnz @f |
||
321 | diamond | 795 | call free_hd_channel |
92 | diamond | 796 | mov [hd1_status], 0 |
797 | @@: |
||
798 | cmp [cd_status], esi |
||
799 | jnz @f |
||
321 | diamond | 800 | call free_cd_channel |
92 | diamond | 801 | mov [cd_status], 0 |
802 | @@: |
||
803 | cmp [flp_status], esi |
||
804 | jnz @f |
||
805 | mov [flp_status], 0 |
||
806 | @@: |
||
807 | pop esi |
||
1 | ha | 808 | |
809 | pusha ; remove all irq reservations |
||
92 | diamond | 810 | mov eax,esi |
115 | poddubny | 811 | shl eax, 5 |
118 | diamond | 812 | mov eax,[eax+0x3000+TASKDATA.pid] |
1 | ha | 813 | mov edi,irq_owner |
814 | mov ecx,16 |
||
815 | newirqfree: |
||
92 | diamond | 816 | scasd |
1 | ha | 817 | jne nofreeirq |
92 | diamond | 818 | mov [edi-4],dword 0 |
1 | ha | 819 | nofreeirq: |
820 | loop newirqfree |
||
821 | popa |
||
822 | |||
823 | pusha ; remove all port reservations |
||
824 | mov edx,esi |
||
115 | poddubny | 825 | shl edx, 5 |
1 | ha | 826 | add edx,0x3000 |
115 | poddubny | 827 | mov edx,[edx+TASKDATA.pid] |
1 | ha | 828 | |
829 | rmpr0: |
||
830 | |||
831 | mov esi,[0x2d0000] |
||
832 | |||
833 | cmp esi,0 |
||
834 | je rmpr9 |
||
835 | |||
836 | rmpr3: |
||
837 | |||
838 | mov edi,esi |
||
839 | shl edi,4 |
||
840 | add edi,0x2d0000 |
||
841 | |||
842 | cmp edx,[edi] |
||
843 | je rmpr4 |
||
844 | |||
845 | dec esi |
||
846 | jnz rmpr3 |
||
847 | |||
848 | jmp rmpr9 |
||
849 | |||
850 | rmpr4: |
||
851 | |||
852 | mov ecx,256 |
||
853 | sub ecx,esi |
||
854 | shl ecx,4 |
||
855 | |||
856 | mov esi,edi |
||
857 | add esi,16 |
||
858 | cld |
||
859 | rep movsb |
||
860 | |||
861 | dec dword [0x2d0000] |
||
862 | |||
863 | jmp rmpr0 |
||
864 | |||
865 | rmpr9: |
||
866 | |||
867 | popa |
||
868 | mov edi,esi ; do not run this process slot |
||
6 | poddubny | 869 | shl edi, 5 |
115 | poddubny | 870 | mov [edi+0x3000 + TASKDATA.state],byte 9 |
40 | halyavin | 871 | ; debugger test - terminate all debuggees |
872 | mov eax, 2 |
||
115 | poddubny | 873 | mov ecx, 0x80000+2*0x100+APPDATA.debugger_slot |
40 | halyavin | 874 | .xd0: |
875 | cmp eax, [0x3004] |
||
876 | ja .xd1 |
||
877 | cmp dword [ecx], esi |
||
878 | jnz @f |
||
879 | and dword [ecx], 0 |
||
880 | pushad |
||
881 | xchg eax, ebx |
||
882 | mov eax, 2 |
||
883 | call sys_system |
||
884 | popad |
||
885 | @@: |
||
886 | inc eax |
||
887 | add ecx, 0x100 |
||
888 | jmp .xd0 |
||
889 | .xd1: |
||
1 | ha | 890 | ; call systest |
891 | sti ; .. and life goes on |
||
892 | |||
112 | poddubny | 893 | mov eax, [dlx] |
894 | mov ebx, [dly] |
||
895 | mov ecx, [dlxe] |
||
896 | mov edx, [dlye] |
||
1 | ha | 897 | call calculatescreen |
898 | xor eax, eax |
||
899 | xor esi, esi |
||
900 | call redrawscreen |
||
901 | |||
902 | mov [0xfff4],byte 0 ; no mouse background |
||
903 | mov [0xfff5],byte 0 ; draw mouse |
||
904 | |||
905 | mov [application_table_status],0 |
||
906 | mov esi,process_terminated |
||
907 | call sys_msg_board_str |
||
357 | serge | 908 | add esp, 4 |
1 | ha | 909 | ret |
345 | serge | 910 | restore .slot |
1 | ha | 911 | |
912 | iglobal |
||
913 | boot_sched_1 db 'Building gdt tss pointer',0 |
||
8 | poddubny | 914 | boot_sched_2 db 'Building IDT table',0 |
1 | ha | 915 | endg |
916 | |||
917 | |||
918 | build_scheduler: |
||
919 | |||
920 | mov esi,boot_sched_1 |
||
921 | call boot_log |
||
922 | call build_process_gdt_tss_pointer |
||
923 | |||
8 | poddubny | 924 | mov esi,boot_sched_2 |
1 | ha | 925 | call boot_log |
926 | call build_interrupt_table |
||
927 | |||
928 | ret |
||
929 |