WebSVN – Kolibri OS – Diff – /kernel/trunk/core/memory.inc



           mov [new_size], edi
 

           mov edx,[CURRENT_TASK]
           shl edx,8
           cmp [SLOT_BASE+APPDATA.heap_base+edx],0
           jne .exit

 
           mov esi, [SLOT_BASE+APPDATA.mem_size+edx]
           add esi, 4095

           and esi, not 4095
 

; in: edx = slot shl 8
;     ebx = new memory size
; destroys eax,ecx,edx
 

           mov    [SLOT_BASE+APPDATA.mem_size+edx],ebx
;search threads and update
;application memory size infomation
           mov    ecx,[SLOT_BASE+APPDATA.dir_table+edx]
           mov    eax,2

 
.search_threads:
;eax = current slot

           shl    edx,5
           cmp    word [CURRENT_TASK+edx+TASKDATA.state],9 ;if slot empty?
           jz     .search_threads_next
           shl    edx,3
           cmp    [SLOT_BASE+edx+APPDATA.dir_table],ecx     ;if it is our thread?
           jnz    .search_threads_next
           mov    [SLOT_BASE+edx+APPDATA.mem_size],ebx     ;update memory size
.search_threads_next:
           inc    eax
           jmp    .search_threads
.search_threads_end:
           ret
 

proc set_ipc_buff
 

           mov  eax,[CURRENT_TASK]
           shl  eax,8
           add  eax, SLOT_BASE
           pushf
           cli
           mov  [eax+0xA0],ebx     ;set fields in extended information area
           mov  [eax+0xA4],ecx

           jz   .no_pid
 

           mov [dst_slot], eax
           shl  eax,8
           mov  edi,[eax+SLOT_BASE+0xa0]  ;is ipc area defined?
           test edi,edi
           jz   .no_ipc_area

 
           mov ebx, edi
           add edi, new_app_base
           and ebx, 0xFFF

           mov [dst_offset], ebx
 

           mov esi, [eax+SLOT_BASE+0xa4]
           mov [buf_size], esi

 
           stdcall map_mem, [ipc_tmp], [SLOT_BASE+eax+0xB8],\
                             edi, esi

           invlpg [edx]
 

           mov  eax, [dst_slot]
           shl eax, 8
           or   [eax+SLOT_BASE+0xA8],dword 0x40
           cmp  dword [check_idle_semaphore],20
           jge  .ipc_no_cis

 
           mov  dword [check_idle_semaphore],5

           cmp eax, 15
           ja @f
           mov ecx, [CURRENT_TASK]
           shl ecx, 8
           mov eax, [ecx+SLOT_BASE+APPDATA.fpu_handler]
           mov [ecx+SLOT_BASE+APPDATA.fpu_handler], ebx
           mov [esp+36], eax
           ret
@@:
           cmp eax, 16
           ja @f
 

           cmp eax, 18
           ja @f
           mov ecx, [CURRENT_TASK]
           shl ecx, 8
           mov eax, [ecx+SLOT_BASE+APPDATA.sse_handler]
           mov [ecx+SLOT_BASE+APPDATA.sse_handler], ebx
           mov [esp+36], eax
           ret
@@:
           cmp eax, 19
           ja .fail
           add ebx, new_app_base

Rev 379	Rev 380
Line 456...	Line 456...
456	mov [new_size], edi	456	mov [new_size], edi
457		457
Line 458...	Line 458...
458	mov edx,[CURRENT_TASK]	458	mov edx,[CURRENT_TASK]
459	shl edx,8	459	shl edx,8
460	cmp [PROC_BASE+APPDATA.heap_base+edx],0	460	cmp [SLOT_BASE+APPDATA.heap_base+edx],0
461	jne .exit	461	jne .exit
Line 462...	Line 462...
462		462
463	mov esi, [PROC_BASE+APPDATA.mem_size+edx]	463	mov esi, [SLOT_BASE+APPDATA.mem_size+edx]
464	add esi, 4095	464	add esi, 4095
Line 465...	Line 465...
465	and esi, not 4095	465	and esi, not 4095
466		466
Line 560...	Line 560...
560	; in: edx = slot shl 8	560	; in: edx = slot shl 8
561	; ebx = new memory size	561	; ebx = new memory size
562	; destroys eax,ecx,edx	562	; destroys eax,ecx,edx
563		563
Line 564...	Line 564...
564	mov [PROC_BASE+APPDATA.mem_size+edx],ebx	564	mov [SLOT_BASE+APPDATA.mem_size+edx],ebx
565	;search threads and update	565	;search threads and update
566	;application memory size infomation	566	;application memory size infomation
567	mov ecx,[PROC_BASE+APPDATA.dir_table+edx]	567	mov ecx,[SLOT_BASE+APPDATA.dir_table+edx]
568	mov eax,2	568	mov eax,2
Line 569...	Line 569...
569		569
570	.search_threads:	570	.search_threads:
571	;eax = current slot	571	;eax = current slot
Line 577...	Line 577...
577	shl edx,5	577	shl edx,5
578	cmp word [CURRENT_TASK+edx+TASKDATA.state],9 ;if slot empty?	578	cmp word [CURRENT_TASK+edx+TASKDATA.state],9 ;if slot empty?
579	jz .search_threads_next	579	jz .search_threads_next
580	shl edx,3	580	shl edx,3
581	cmp [PROC_BASE+edx+APPDATA.dir_table],ecx ;if it is our thread?	581	cmp [SLOT_BASE+edx+APPDATA.dir_table],ecx ;if it is our thread?
582	jnz .search_threads_next	582	jnz .search_threads_next
583	mov [PROC_BASE+edx+APPDATA.mem_size],ebx ;update memory size	583	mov [SLOT_BASE+edx+APPDATA.mem_size],ebx ;update memory size
584	.search_threads_next:	584	.search_threads_next:
585	inc eax	585	inc eax
586	jmp .search_threads	586	jmp .search_threads
587	.search_threads_end:	587	.search_threads_end:
588	ret	588	ret
589		589
Line 836...	Line 836...
836	proc set_ipc_buff	836	proc set_ipc_buff
837		837
Line 838...	Line 838...
838	mov eax,[CURRENT_TASK]	838	mov eax,[CURRENT_TASK]
839	shl eax,8	839	shl eax,8
840	add eax, PROC_BASE	840	add eax, SLOT_BASE
841	pushf	841	pushf
842	cli	842	cli
843	mov [eax+0xA0],ebx ;set fields in extended information area	843	mov [eax+0xA0],ebx ;set fields in extended information area
844	mov [eax+0xA4],ecx	844	mov [eax+0xA4],ecx
Line 874...	Line 874...
874	jz .no_pid	874	jz .no_pid
875		875
Line 876...	Line 876...
876	mov [dst_slot], eax	876	mov [dst_slot], eax
877	shl eax,8	877	shl eax,8
878	mov edi,[eax+PROC_BASE+0xa0] ;is ipc area defined?	878	mov edi,[eax+SLOT_BASE+0xa0] ;is ipc area defined?
879	test edi,edi	879	test edi,edi
880	jz .no_ipc_area	880	jz .no_ipc_area
Line 881...	Line 881...
881		881
882	mov ebx, edi	882	mov ebx, edi
883	add edi, new_app_base	883	add edi, new_app_base
884	and ebx, 0xFFF	884	and ebx, 0xFFF
Line 885...	Line 885...
885	mov [dst_offset], ebx	885	mov [dst_offset], ebx
886		886
Line 887...	Line 887...
887	mov esi, [eax+PROC_BASE+0xa4]	887	mov esi, [eax+SLOT_BASE+0xa4]
888	mov [buf_size], esi	888	mov [buf_size], esi
Line 889...	Line 889...
889		889
890	stdcall map_mem, [ipc_tmp], [PROC_BASE+eax+0xB8],\	890	stdcall map_mem, [ipc_tmp], [SLOT_BASE+eax+0xB8],\
891	edi, esi	891	edi, esi
Line 940...	Line 940...
940	invlpg [edx]	940	invlpg [edx]
941		941
Line 942...	Line 942...
942	mov eax, [dst_slot]	942	mov eax, [dst_slot]
943	shl eax, 8	943	shl eax, 8
944	or [eax+PROC_BASE+0xA8],dword 0x40	944	or [eax+SLOT_BASE+0xA8],dword 0x40
945	cmp dword [check_idle_semaphore],20	945	cmp dword [check_idle_semaphore],20
946	jge .ipc_no_cis	946	jge .ipc_no_cis
Line 947...	Line 947...
947		947
948	mov dword [check_idle_semaphore],5	948	mov dword [check_idle_semaphore],5
Line 1037...	Line 1037...
1037	cmp eax, 15	1037	cmp eax, 15
1038	ja @f	1038	ja @f
1039	mov ecx, [CURRENT_TASK]	1039	mov ecx, [CURRENT_TASK]
1040	shl ecx, 8	1040	shl ecx, 8
1041	mov eax, [ecx+PROC_BASE+APPDATA.fpu_handler]	1041	mov eax, [ecx+SLOT_BASE+APPDATA.fpu_handler]
1042	mov [ecx+PROC_BASE+APPDATA.fpu_handler], ebx	1042	mov [ecx+SLOT_BASE+APPDATA.fpu_handler], ebx
1043	mov [esp+36], eax	1043	mov [esp+36], eax
1044	ret	1044	ret
1045	@@:	1045	@@:
1046	cmp eax, 16	1046	cmp eax, 16
1047	ja @f	1047	ja @f
1048		1048
Line 1064...	Line 1064...
1064	cmp eax, 18	1064	cmp eax, 18
1065	ja @f	1065	ja @f
1066	mov ecx, [CURRENT_TASK]	1066	mov ecx, [CURRENT_TASK]
1067	shl ecx, 8	1067	shl ecx, 8
1068	mov eax, [ecx+PROC_BASE+APPDATA.sse_handler]	1068	mov eax, [ecx+SLOT_BASE+APPDATA.sse_handler]
1069	mov [ecx+PROC_BASE+APPDATA.sse_handler], ebx	1069	mov [ecx+SLOT_BASE+APPDATA.sse_handler], ebx
1070	mov [esp+36], eax	1070	mov [esp+36], eax
1071	ret	1071	ret
1072	@@:	1072	@@:
1073	cmp eax, 19	1073	cmp eax, 19
1074	ja .fail	1074	ja .fail
1075	add ebx, new_app_base	1075	add ebx, new_app_base

Subversion Repositories Kolibri OS

(root)/kernel/trunk/core/memory.inc – Rev 379 → 380