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Rev 420 Rev 427
Line 301... Line 301...
301 
           add edi,4095
 301 
           add edi,4095
302 
           and edi,not 4095
 302 
           and edi,not 4095
303 
           mov [new_size], edi
 303 
           mov [new_size], edi
304 
 
 304 
 
Line 305... Line 305...
305 
           mov edx,[CURRENT_TASK]
 305 
           mov edx,[current_slot]
306 
           shl edx,8
 - 
 
307 
           cmp [SLOT_BASE+APPDATA.heap_base+edx],0
 306 
           cmp [edx+APPDATA.heap_base],0
308 
           jne .exit
 307 
           jne .exit
Line 309... Line 308...
309 
 
 308 
 
310 
           mov esi, [SLOT_BASE+APPDATA.mem_size+edx]
 309 
           mov esi, [edx+APPDATA.mem_size]
311 
           add esi, 4095
 310 
           add esi, 4095
Line 312... Line 311...
312 
           and esi, not 4095
 311 
           and esi, not 4095
313 
 
 312 
 
Line 336... Line 335...
336 
 
 335 
 
Line 337... Line 336...
337 
           xor eax, eax
 336 
           xor eax, eax
338 
           dec [pg_data.pg_mutex]
 337 
           dec [pg_data.pg_mutex]
339 
           ret
 338 
           ret
340 
 
 - 
 
341 
.expand:
 339 
.expand:
342 
         ;  add edi, new_app_base
 - 
 
343 
         ;  add esi, new_app_base
 - 
 
Line 344... Line 340...
344 
 
 340 
 
345 
           push esi
 341 
           push esi
Line 346... Line 342...
346 
           push edi
 342 
           push edi
Line 403... Line 399...
403 
           ret
 399 
           ret
404 
endp
 400 
endp
405 
 
 401 
 
Line 406... Line 402...
406 
update_mem_size:
 402 
update_mem_size:
407 
; in: edx = slot shl 8
 403 
; in: edx = slot base
408 
;     ebx = new memory size
 404 
;     ebx = new memory size
409 
; destroys eax,ecx,edx
 405 
; destroys eax,ecx,edx
Line 410... Line 406...
410 
 
 406 
 
411 
           mov    [SLOT_BASE+APPDATA.mem_size+edx],ebx
 407 
           mov    [APPDATA.mem_size+edx],ebx
412 
;search threads and update
 408 
;search threads and update
413 
;application memory size infomation
 409 
;application memory size infomation
414 
           mov    ecx,[SLOT_BASE+APPDATA.dir_table+edx]
 410 
           mov    ecx,[APPDATA.dir_table+edx]
Line 415... Line 411...
415 
           mov    eax,2
 411 
           mov    eax,2
416 
 
 412 
 
417 
.search_threads:
 413 
.search_threads:
Line 454... Line 450...
454 
        .err_code equ ebp+32
 450 
        .err_code equ ebp+32
455 
        .err_addr equ ebp-4
 451 
        .err_addr equ ebp-4
Line 456... Line 452...
456 
 
 452 
 
457 
           pushad
 - 
 
458 
 
 - 
 
459 
;     push eax
 - 
 
460 
;     push edx
 - 
 
461 
;     mov edx, 0x400   ;bocsh
 - 
 
462 
;     mov al,0xff      ;bocsh
 - 
 
463 
;     out dx, al       ;bocsh
 - 
 
464 
;     pop edx
 - 
 
465 
;     pop eax
 - 
 
466 
 
 453 
           pushad
467 
           mov ebp, esp
 454 
           mov ebp, esp
468 
           mov eax, cr2
 455 
           mov eax, cr2
469 
           push eax
 - 
 
470 
           push ds
 - 
 
Line 471... Line 456...
471 
           push es
 456 
           push eax
472 
 
 457 
 
473 
           mov ax, 0x10
 458 
           mov ax, app_data
Line 474... Line 459...
474 
           mov ds, ax
 459 
           mov ds, ax
Line -... Line 460...
- 
 
 460 
           mov es, ax
- 
 
 461 
 
- 
 
 462 
           inc [pg_data.pages_faults]
- 
 
 463 
 
- 
 
 464 
     push eax
- 
 
 465 
     push edx
- 
 
 466 
     mov edx, 0x400   ;bochs
- 
 
 467 
     mov al,0xff      ;bochs
475 
           mov es, ax
 468 
     out dx, al       ;bochs
476 
 
 469 
     pop edx
Line 477... Line 470...
477 
           inc [pg_data.pages_faults]
 470 
     pop eax
478 
 
 471 
 
Line 479... Line 472...
479 
           mov ebx, [.err_addr]
 472 
           mov ebx, [.err_addr]
480 
           mov eax, [.err_code]
 473 
           mov eax, [.err_code]
Line 481... Line 474...
481 
 
 474 
 
482 
           cmp ebx, OS_BASE
 475 
           cmp ebx, OS_BASE
483 
           jb .user_space      ;ñòðàíèöà â ïàìÿòè ïðèëîæåíè
 476 
           jb .user_space      ;ñòðàíèöà â ïàìÿòè ïðèëîæåíèÿ ;
Line 484... Line 477...
484 
 
 477 
 
485 
           cmp ebx, page_tabs
 478 
           cmp ebx, page_tabs
486 
           jb .kernel_space    ;ñòðàíèöà â ïàìÿòè ÿäðà
 479 
           jb .kernel_space    ;ñòðàíèöà â ïàìÿòè ÿäðà
Line 512... Line 505...
512 
                               ;íåâåðíûé àäðåñ â ïðîãðàììå
 505 
                               ;íåâåðíûé àäðåñ â ïðîãðàììå
513 
 
 506 
 
Line 514... Line 507...
514 
           mov eax, [page_tabs+ebx*4]
 507 
           mov eax, [page_tabs+ebx*4]
515 
           test eax, 2
 508 
           test eax, 2
516 
           jz .fail            ;àäðåñ íå çàðåçåðâèðîâàí äë
 509 
           jz .fail            ;àäðåñ íå çàðåçåðâèðîâàí äëÿ ;
517 
                               ;èñïîëüçîâàíèÿ. Îøèáêà
 510 
                               ;èñïîëüçîâàíèÿ. Îøèáêà
518 
.alloc:
 511 
.alloc:
519 
           call alloc_page
 512 
           call alloc_page
520 
           and eax, eax
 513 
           and eax, eax
521 
           jz .fail
 514 
           jz .fail
Line 528... Line 521...
528 
           xor eax, eax
 521 
           xor eax, eax
529 
           cld
 522 
           cld
530 
           rep stosd
 523 
           rep stosd
531 
.exit:
 524 
.exit:
532 
           pop es
 525 
           mov esp, ebp
533 
           pop ds
 - 
 
534 
           mov esp, ebp
 - 
 
535 
           popad
 526 
           popad
536 
           add esp, 4
 527 
           add esp, 4
537 
           iretd
 528 
           iretd
538 
 
 529 
 
Line 555... Line 546...
555 
;íå îáðàáàòûâàåì. Îøèáêà
 546 
;íå îáðàáàòûâàåì. Îøèáêà
556 
 
 547 
 
Line 557... Line 548...
557 
.core_tabs:
 548 
.core_tabs:
558 
.fail:
 549 
.fail:
559 
           pop es
 - 
 
560 
           pop ds
 - 
 
561 
           mov esp, ebp
 550 
           mov esp, ebp
562 
           popad
 551 
           popad
563 
           add esp, 4
 552 
           add esp, 4
564 
           iretd
 553 
           iretd
Line 727... Line 716...
727 
 
 716 
 
Line 728... Line 717...
728 
align 4
 717 
align 4
729 
proc set_ipc_buff
 718 
proc set_ipc_buff
Line 730... Line 719...
730 
 
 719 
 
731 
           mov  eax,[CURRENT_TASK]
 - 
 
732 
           shl  eax,8
 - 
 
733 
           add  eax, SLOT_BASE
 720 
           mov  eax,[current_slot]
734 
           pushf
 721 
           pushf
735 
           cli
 722 
           cli
736 
           mov  [eax+0xA0],ebx     ;set fields in extended information area
 723 
           mov  [eax+APPDATA.ipc_start],ebx     ;set fields in extended information area
Line 737... Line -...
737 
           mov  [eax+0xA4],ecx
 - 
 
738 
 
 724 
           mov  [eax+APPDATA.ipc_size],ecx
739 
        ;   add ebx,  new_app_base
 725 
 
740 
           add ecx, ebx
 726 
           add ecx, ebx
Line 741... Line 727...
741 
           add ecx, 4095
 727 
           add ecx, 4095
Line 912... Line 898...
912 
           ret
 898 
           ret
913 
@@:
 899 
@@:
914 
           cmp eax, 13
 900 
           cmp eax, 13
915 
           ja @f
 901 
           ja @f
916 
       ;    add ebx, new_app_base
 902 
           stdcall user_free, ebx
917 
           stdcall user_free, ebx
 - 
 
918 
           mov [esp+36], eax
 903 
           mov [esp+36], eax
919 
           ret
 904 
           ret
920 
@@:
 905 
@@:
921 
           cmp eax, 14
 906 
           cmp eax, 14
922 
           ja @f
 907 
           ja @f
923 
      ;     add ebx, new_app_base
 908 
           cmp ebx, OS_BASE
924 
           cmp ebx, OS_BASE
 - 
 
925 
           jae .fail
 909 
           jae .fail
926 
           stdcall get_event_ex, ebx, ecx
 910 
           stdcall get_event_ex, ebx, ecx
927 
           mov [esp+36], eax
 911 
           mov [esp+36], eax
928 
           ret
 912 
           ret
929 
@@:
 913 
@@:
930 
           cmp eax, 15
 914 
           cmp eax, 15
931 
           ja @f
 915 
           ja @f
932 
           mov ecx, [CURRENT_TASK]
 916 
           mov ecx, [current_slot]
933 
           shl ecx, 8
 917 
           mov eax, [ecx+APPDATA.fpu_handler]
934 
           mov eax, [ecx+SLOT_BASE+APPDATA.fpu_handler]
 - 
 
935 
           mov [ecx+SLOT_BASE+APPDATA.fpu_handler], ebx
 918 
           mov [ecx+APPDATA.fpu_handler], ebx
936 
           mov [esp+36], eax
 919 
           mov [esp+36], eax
937 
           ret
 920 
           ret
938 
@@:
 921 
@@:
939 
           cmp eax, 16
 922 
           cmp eax, 16
940 
           ja @f
 923 
           ja @f
941 
 
 924 
 
Line 942... Line 925...
942 
           test ebx, ebx
 925 
           test ebx, ebx
943 
           jz .fail
 926 
           jz .fail
944 
     ;      add ebx, new_app_base
 - 
 
945 
           cmp ebx, OS_BASE
 927 
           cmp ebx, OS_BASE
946 
           jae .fail
 928 
           jae .fail
947 
           stdcall get_service, ebx
 929 
           stdcall get_service, ebx
948 
           mov [esp+36], eax
 930 
           mov [esp+36], eax
949 
           ret
 931 
           ret
Line 955... Line 937...
955 
           ret
 937 
           ret
956 
@@:
 938 
@@:
957 
           cmp eax, 18
 939 
           cmp eax, 18
958 
           ja @f
 940 
           ja @f
959 
           mov ecx, [CURRENT_TASK]
 941 
           mov ecx, [current_slot]
960 
           shl ecx, 8
 942 
           mov eax, [ecx+APPDATA.sse_handler]
961 
           mov eax, [ecx+SLOT_BASE+APPDATA.sse_handler]
 - 
 
962 
           mov [ecx+SLOT_BASE+APPDATA.sse_handler], ebx
 943 
           mov [ecx+APPDATA.sse_handler], ebx
963 
           mov [esp+36], eax
 944 
           mov [esp+36], eax
964 
           ret
 945 
           ret
965 
@@:
 946 
@@:
966 
           cmp eax, 19
 947 
           cmp eax, 19
967 
           ja .fail
 948 
           ja .fail
968 
      ;     add ebx, new_app_base
 949 
      ;     add ebx, new_app_base