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



           mov ecx, -0x20      ; too many processes
           jz .err

 
           mov [slot], eax
           shl eax, 8
           add eax, SLOT_BASE
           mov [slot_base], eax
           mov edi, eax

           _clear_ 256     ;clean extended information about process

align 4
set_cr3:
           mov esi, [CURRENT_TASK]
           mov ebx, esi
           shl esi,8
           mov [SLOT_BASE+esi+0xB8],eax
           imul   ebx,tss_step
           add    ebx,tss_data
           mov [ebx+28], eax
           mov cr3, eax
           ret

           mov   ecx,eax
           shl   ecx,5
           cmp   byte [CURRENT_TASK+ecx+0xa],9  ;if process running?
           jz    @f                              ;skip empty slots
           shl   ecx,3
           cmp   [SLOT_BASE+ecx+0xB8],ebx       ;compare page directory addresses
           jnz   @f
           inc   edx                            ;thread found
@@:
           inc   eax
           cmp   eax,[TASK_COUNT]               ;exit loop if we look through all processes

     jle  .ok
     shl  eax,5
     cmp  word [CURRENT_TASK+eax+0xa],0
     jnz  .failed
     shl  eax,3
     mov  eax,[SLOT_BASE+eax+0xb8]
     test eax,eax
     jz   .failed

 
     mov  eax,1

           shl  eax,8
           mov ebx, [offset]
           add ebx, new_app_base
           push ecx
           stdcall map_memEx, [proc_mem_map],\
                              [SLOT_BASE+eax+0xB8],\
                              ebx, ecx
           pop ecx

 
           mov esi, [offset]

           shl  eax,8
           mov ebx, [offset]
           add ebx, new_app_base
           push ecx
           stdcall map_memEx, [proc_mem_map],\
                              [SLOT_BASE+eax+0xB8],\
                              ebx, ecx
           pop ecx

 
           mov edi, [offset]

 

           mov [slot], eax
 
           mov    esi,[CURRENT_TASK]
           shl    esi,8

           add    esi,SLOT_BASE
           mov    ebx,esi             ;ebx=esi - pointer to extended information about current thread
 
           mov    edi, eax
           shl    edi,8
           add    edi,SLOT_BASE
           mov    edx,edi             ;edx=edi - pointer to extended infomation about new thread
           mov    ecx,256/4

 
           mov eax, [slot]

           mov ebx, eax
 
           shl eax, 8
           mov [eax+SLOT_BASE+APPDATA.fpu_state], edi

           mov [eax+SLOT_BASE+APPDATA.fpu_handler], 0
           mov [eax+SLOT_BASE+APPDATA.sse_handler], 0
 

           mov esi, fpu_data
           mov ecx, 512/4
           rep movsd
 
           cmp    ebx,[TASK_COUNT]
           jle    .noinc
           inc    dword [TASK_COUNT]       ;update number of processes
.noinc:

           shl ebx,8
           lea edx, [ebx+SLOT_BASE+APP_EV_OFFSET]
           mov [SLOT_BASE+APPDATA.fd_ev+ebx],edx

           mov [SLOT_BASE+APPDATA.bk_ev+ebx],edx
 
           add edx, APP_OBJ_OFFSET-APP_EV_OFFSET
           mov [SLOT_BASE+APPDATA.fd_obj+ebx],edx

           mov [SLOT_BASE+APPDATA.bk_obj+ebx],edx
 
           mov ecx, [def_cursor]

 
           mov     eax, edx
           add     eax, 256

           jc      @f
 

           cmp     eax, [SLOT_BASE+APPDATA.mem_size+ebx*8]
           ja      @f
 

           test edx,edx
           jz @F                   ;application don't need path of file
        mov     eax, edx
        add     eax, 1024
        jc      @f
        cmp     eax, [SLOT_BASE+APPDATA.mem_size+ebx*8]
        ja      @f
           add edx, new_app_base
           stdcall k_strncpy, edx, [app_path], 1024
@@:
           mov    ebx,[slot]

           sub edi, tss_step

 
;set cr3 register in TSS of application
           mov ecx, [slot]
           shl ecx, 8
           mov eax,[SLOT_BASE+ecx+APPDATA.dir_table]

           mov [edi+TSS._cr3],eax
 
           mov esi,[params]

           mov eax, [flags]
           test byte [flags], 1
           jz   .no_debug
           mov  [CURRENT_TASK+ebx+0xa],byte 1 ;set process state - suspended
           mov  eax,[CURRENT_TASK]
           mov  [SLOT_BASE+ebx*8+0xac],eax ;set debugger PID - current
.no_debug:
           mov    esi,new_process_running
           call   sys_msg_board_str     ;output information about succefull startup
           ret
endp

Rev 378	Rev 380
Line 157...	Line 157...
157	mov ecx, -0x20 ; too many processes	157	mov ecx, -0x20 ; too many processes
158	jz .err	158	jz .err
Line 159...	Line 159...
159		159
160	mov [slot], eax	160	mov [slot], eax
161	shl eax, 8	161	shl eax, 8
162	add eax, PROC_BASE	162	add eax, SLOT_BASE
163	mov [slot_base], eax	163	mov [slot_base], eax
164	mov edi, eax	164	mov edi, eax
Line 165...	Line 165...
165	_clear_ 256 ;clean extended information about process	165	_clear_ 256 ;clean extended information about process
Line 485...	Line 485...
485	align 4	485	align 4
486	set_cr3:	486	set_cr3:
487	mov esi, [CURRENT_TASK]	487	mov esi, [CURRENT_TASK]
488	mov ebx, esi	488	mov ebx, esi
489	shl esi,8	489	shl esi,8
490	mov [PROC_BASE+esi+0xB8],eax	490	mov [SLOT_BASE+esi+0xB8],eax
491	imul ebx,tss_step	491	imul ebx,tss_step
492	add ebx,tss_data	492	add ebx,tss_data
493	mov [ebx+28], eax	493	mov [ebx+28], eax
494	mov cr3, eax	494	mov cr3, eax
495	ret	495	ret
Line 529...	Line 529...
529	mov ecx,eax	529	mov ecx,eax
530	shl ecx,5	530	shl ecx,5
531	cmp byte [CURRENT_TASK+ecx+0xa],9 ;if process running?	531	cmp byte [CURRENT_TASK+ecx+0xa],9 ;if process running?
532	jz @f ;skip empty slots	532	jz @f ;skip empty slots
533	shl ecx,3	533	shl ecx,3
534	cmp [PROC_BASE+ecx+0xB8],ebx ;compare page directory addresses	534	cmp [SLOT_BASE+ecx+0xB8],ebx ;compare page directory addresses
535	jnz @f	535	jnz @f
536	inc edx ;thread found	536	inc edx ;thread found
537	@@:	537	@@:
538	inc eax	538	inc eax
539	cmp eax,[TASK_COUNT] ;exit loop if we look through all processes	539	cmp eax,[TASK_COUNT] ;exit loop if we look through all processes
Line 633...	Line 633...
633	jle .ok	633	jle .ok
634	shl eax,5	634	shl eax,5
635	cmp word [CURRENT_TASK+eax+0xa],0	635	cmp word [CURRENT_TASK+eax+0xa],0
636	jnz .failed	636	jnz .failed
637	shl eax,3	637	shl eax,3
638	mov eax,[PROC_BASE+eax+0xb8]	638	mov eax,[SLOT_BASE+eax+0xb8]
639	test eax,eax	639	test eax,eax
640	jz .failed	640	jz .failed
Line 641...	Line 641...
641		641
642	mov eax,1	642	mov eax,1
Line 736...	Line 736...
736	shl eax,8	736	shl eax,8
737	mov ebx, [offset]	737	mov ebx, [offset]
738	add ebx, new_app_base	738	add ebx, new_app_base
739	push ecx	739	push ecx
740	stdcall map_memEx, [proc_mem_map],\	740	stdcall map_memEx, [proc_mem_map],\
741	[PROC_BASE+eax+0xB8],\	741	[SLOT_BASE+eax+0xB8],\
742	ebx, ecx	742	ebx, ecx
743	pop ecx	743	pop ecx
Line 744...	Line 744...
744		744
745	mov esi, [offset]	745	mov esi, [offset]
Line 802...	Line 802...
802	shl eax,8	802	shl eax,8
803	mov ebx, [offset]	803	mov ebx, [offset]
804	add ebx, new_app_base	804	add ebx, new_app_base
805	push ecx	805	push ecx
806	stdcall map_memEx, [proc_mem_map],\	806	stdcall map_memEx, [proc_mem_map],\
807	[PROC_BASE+eax+0xB8],\	807	[SLOT_BASE+eax+0xB8],\
808	ebx, ecx	808	ebx, ecx
809	pop ecx	809	pop ecx
Line 810...	Line 810...
810		810
811	mov edi, [offset]	811	mov edi, [offset]
Line 866...	Line 866...
866		866
Line 867...	Line 867...
867	mov [slot], eax	867	mov [slot], eax
868		868
869	mov esi,[CURRENT_TASK]	869	mov esi,[CURRENT_TASK]
870	shl esi,8	870	shl esi,8
Line 871...	Line 871...
871	add esi,PROC_BASE	871	add esi,SLOT_BASE
872	mov ebx,esi ;ebx=esi - pointer to extended information about current thread	872	mov ebx,esi ;ebx=esi - pointer to extended information about current thread
873		873
874	mov edi, eax	874	mov edi, eax
875	shl edi,8	875	shl edi,8
876	add edi,PROC_BASE	876	add edi,SLOT_BASE
877	mov edx,edi ;edx=edi - pointer to extended infomation about new thread	877	mov edx,edi ;edx=edi - pointer to extended infomation about new thread
878	mov ecx,256/4	878	mov ecx,256/4
Line 948...	Line 948...
948		948
949	mov eax, [slot]	949	mov eax, [slot]
Line 950...	Line 950...
950	mov ebx, eax	950	mov ebx, eax
951		951
952	shl eax, 8	952	shl eax, 8
953	mov [eax+PROC_BASE+APPDATA.fpu_state], edi	953	mov [eax+SLOT_BASE+APPDATA.fpu_state], edi
Line 954...	Line 954...
954	mov [eax+PROC_BASE+APPDATA.fpu_handler], 0	954	mov [eax+SLOT_BASE+APPDATA.fpu_handler], 0
955	mov [eax+PROC_BASE+APPDATA.sse_handler], 0	955	mov [eax+SLOT_BASE+APPDATA.sse_handler], 0
956		956
Line 957...	Line 957...
957	mov esi, fpu_data	957	mov esi, fpu_data
958	mov ecx, 512/4	958	mov ecx, 512/4
959	rep movsd	959	rep movsd
960		960
961	cmp ebx,[TASK_COUNT]	961	cmp ebx,[TASK_COUNT]
962	jle .noinc	962	jle .noinc
963	inc dword [TASK_COUNT] ;update number of processes	963	inc dword [TASK_COUNT] ;update number of processes
964	.noinc:	964	.noinc:
Line 965...	Line 965...
965	shl ebx,8	965	shl ebx,8
966	lea edx, [ebx+PROC_BASE+APP_EV_OFFSET]	966	lea edx, [ebx+SLOT_BASE+APP_EV_OFFSET]
967	mov [PROC_BASE+APPDATA.fd_ev+ebx],edx	967	mov [SLOT_BASE+APPDATA.fd_ev+ebx],edx
Line 968...	Line 968...
968	mov [PROC_BASE+APPDATA.bk_ev+ebx],edx	968	mov [SLOT_BASE+APPDATA.bk_ev+ebx],edx
969		969
970	add edx, APP_OBJ_OFFSET-APP_EV_OFFSET	970	add edx, APP_OBJ_OFFSET-APP_EV_OFFSET
971	mov [PROC_BASE+APPDATA.fd_obj+ebx],edx	971	mov [SLOT_BASE+APPDATA.fd_obj+ebx],edx
Line 972...	Line 972...
972	mov [PROC_BASE+APPDATA.bk_obj+ebx],edx	972	mov [SLOT_BASE+APPDATA.bk_obj+ebx],edx
973		973
974	mov ecx, [def_cursor]	974	mov ecx, [def_cursor]
Line 988...	Line 988...
988		988
989	mov eax, edx	989	mov eax, edx
990	add eax, 256	990	add eax, 256
Line 991...	Line 991...
991	jc @f	991	jc @f
992		992
Line 993...	Line 993...
993	cmp eax, [PROC_BASE+APPDATA.mem_size+ebx*8]	993	cmp eax, [SLOT_BASE+APPDATA.mem_size+ebx*8]
994	ja @f	994	ja @f
995		995
Line 1001...	Line 1001...
1001	test edx,edx	1001	test edx,edx
1002	jz @F ;application don't need path of file	1002	jz @F ;application don't need path of file
1003	mov eax, edx	1003	mov eax, edx
1004	add eax, 1024	1004	add eax, 1024
1005	jc @f	1005	jc @f
1006	cmp eax, [PROC_BASE+APPDATA.mem_size+ebx*8]	1006	cmp eax, [SLOT_BASE+APPDATA.mem_size+ebx*8]
1007	ja @f	1007	ja @f
1008	add edx, new_app_base	1008	add edx, new_app_base
1009	stdcall k_strncpy, edx, [app_path], 1024	1009	stdcall k_strncpy, edx, [app_path], 1024
1010	@@:	1010	@@:
1011	mov ebx,[slot]	1011	mov ebx,[slot]
Line 1048...	Line 1048...
1048	sub edi, tss_step	1048	sub edi, tss_step
Line 1049...	Line 1049...
1049		1049
1050	;set cr3 register in TSS of application	1050	;set cr3 register in TSS of application
1051	mov ecx, [slot]	1051	mov ecx, [slot]
1052	shl ecx, 8	1052	shl ecx, 8
1053	mov eax,[PROC_BASE+ecx+APPDATA.dir_table]	1053	mov eax,[SLOT_BASE+ecx+APPDATA.dir_table]
Line 1054...	Line 1054...
1054	mov [edi+TSS._cr3],eax	1054	mov [edi+TSS._cr3],eax
1055		1055
1056	mov esi,[params]	1056	mov esi,[params]
Line 1102...	Line 1102...
1102	mov eax, [flags]	1102	mov eax, [flags]
1103	test byte [flags], 1	1103	test byte [flags], 1
1104	jz .no_debug	1104	jz .no_debug
1105	mov [CURRENT_TASK+ebx+0xa],byte 1 ;set process state - suspended	1105	mov [CURRENT_TASK+ebx+0xa],byte 1 ;set process state - suspended
1106	mov eax,[CURRENT_TASK]	1106	mov eax,[CURRENT_TASK]
1107	mov [PROC_BASE+ebx*8+0xac],eax ;set debugger PID - current	1107	mov [SLOT_BASE+ebx*8+0xac],eax ;set debugger PID - current
1108	.no_debug:	1108	.no_debug:
1109	mov esi,new_process_running	1109	mov esi,new_process_running
1110	call sys_msg_board_str ;output information about succefull startup	1110	call sys_msg_board_str ;output information about succefull startup
1111	ret	1111	ret
1112	endp	1112	endp

Subversion Repositories Kolibri OS

(root)/kernel/trunk/core/taskman.inc – Rev 378 → 380