forked from KolibriOS/kolibrios
More correct build_ru.bat and build_en.bat
Now kernel uses interrupt gates for i40 handler instead of task gates. So i40 handler TSS can be removed. git-svn-id: svn://kolibrios.org@3 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Andrey Halyavin (halyavin)
parent
d5c0fed779
commit
b37db20eb6
@ -1,4 +1,4 @@
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@if not exist lang.inc (
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@erase lang.inc
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@echo lang fix en >lang.inc
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@echo lang fix en >lang.inc
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)
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@fasm kernel.asm kernel.mnt
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@fasm kernel.asm kernel.mnt
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@pause
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@ -1,4 +1,4 @@
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@if not exist lang.inc (
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@erase lang.inc
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@echo lang fix ru >lang.inc
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@echo lang fix ru >lang.inc
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)
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@fasm kernel.asm kernel.mnt
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@fasm kernel.asm kernel.mnt
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@pause
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@ -455,7 +455,9 @@ new_start_application_fl:
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mov [l.io],word 128
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mov [l.io],word 128
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mov [l.eflags],dword 0x11202
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mov [l.eflags],dword 0x11202
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mov [l.ss0],os_data
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mov [l.ss0],os_data
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mov [l.esp0],0x55000
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shl ebx,9
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add ebx,sysint_stack_data
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mov [l.esp0],ebx
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; mov [l.esp1],0x56000
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; mov [l.esp1],0x56000
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; mov [l.esp2],0x57000
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; mov [l.esp2],0x57000
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@ -93,7 +93,7 @@ irq0:
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mov edx,[0x3000]
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mov edx,[0x3000]
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lea edx,[tss0sys+8*edx]
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lea edx,[tss0sys+8*edx]
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;mov [8*0x40+idts+8+0], word 0
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;mov [8*0x40+idts+8+0], word 0
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mov [8*0x40+idts+8+2],dx
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;mov [8*0x40+idts+8+2],dx
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;mov [8*0x40+idts+8+4],word 11100101b*256
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;mov [8*0x40+idts+8+4],word 11100101b*256
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;mov [8*0x40+idts+8+6], word 0
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;mov [8*0x40+idts+8+6], word 0
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@ -288,10 +288,10 @@ build_syscall_interrupt_table:
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;mov dx,tss0sys
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;mov dx,tss0sys
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mov edi,8*0x40+idts+8
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mov edi,8*0x40+idts+8
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mov [edi + 0], word 0
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mov [edi + 0], word (i40 and ((1 shl 16)-1))
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mov [edi + 2], word tss0sys ;dx
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mov [edi + 2], word os_code
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mov [edi + 4], word 11100101b*256
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mov [edi + 4], word 11101110b*256
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mov [edi + 6], word 0
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mov [edi + 6], word (i40 shr 16)
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mov edi,8*0x38+idts+8
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mov edi,8*0x38+idts+8
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mov eax, i38
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mov eax, i38
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@ -3,9 +3,19 @@
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;; SYSTEM CALL ENTRY ;;
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;; SYSTEM CALL ENTRY ;;
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;; ;;
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;; ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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uglobal
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task_tss rd 1
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endg
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align 32
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align 32
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i40:
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i40:
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pushad
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push ds
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mov ax,word os_data
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mov ds,ax
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mov es,ax
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mov [task_tss],esp
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add dword [task_tss],4
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cli
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cli
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mov edi,[0x3000]
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mov edi,[0x3000]
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@ -15,15 +25,15 @@ i40:
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mov [edi+gdts+ tss0 +5], word 01010000b *256 +11101001b
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mov [edi+gdts+ tss0 +5], word 01010000b *256 +11101001b
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;save GDT TSS entry
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;save GDT TSS entry
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mov edx,[edi+tss0_l]
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; mov edx,[edi+tss0_l]
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mov [reg1+eax*4],edx
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; mov [reg1+eax*4],edx
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mov edx,[edi+tss0_l+4]
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; mov edx,[edi+tss0_l+4]
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mov [reg2+eax*4],edx
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; mov [reg2+eax*4],edx
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;and then write there i40's descriptor
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;and then write there i40's descriptor
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mov edx,[tss0sys_l+edi]
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; mov edx,[tss0sys_l+edi]
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mov [edi+tss0_l],edx
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; mov [edi+tss0_l],edx
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mov edx,[tss0sys_l+edi+4]
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; mov edx,[tss0sys_l+edi+4]
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mov [edi+tss0_l+4],edx
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; mov [edi+tss0_l+4],edx
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shl edi,5
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shl edi,5
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@ -32,26 +42,28 @@ i40:
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; for syscall trace function
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; for syscall trace function
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call save_registers
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call save_registers
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mov esi, [0x3000]
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; mov esi, [0x3000]
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imul esi, tss_step
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; imul esi, tss_step
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add esi, tss_data
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; add esi, tss_data
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mov esi,[task_tss]
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; sub esi,0x28
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; esi holds address of TSS of interupted program
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; esi holds address of TSS of interupted program
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; load first 3 registers
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; load first 3 registers
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mov eax,[esi+l.eax-tss_sceleton]
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mov eax,[esi+28];+l.eax-tss_sceleton]
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mov ebx,[esi+l.ebx-tss_sceleton]
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mov ebx,[esi+16];l.ebx-tss_sceleton]
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mov ecx,[esi+l.ecx-tss_sceleton]
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mov ecx,[esi+24];l.ecx-tss_sceleton]
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; save current registers
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; save current registers
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; stack may be modified by a system function to return some value to caller!
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; stack may be modified by a system function to return some value to caller!
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pushad
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pushad
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; load all registers from TSS of the application, in crossed order (why?)
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; load all registers from TSS of the application, in crossed order (why?)
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mov edi,[esi+l.eax-tss_sceleton]
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mov edi,[esi+28];l.eax-tss_sceleton]
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mov eax,[esi+l.ebx-tss_sceleton]
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mov eax,[esi+16];l.ebx-tss_sceleton]
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mov ebx,[esi+l.ecx-tss_sceleton]
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mov ebx,[esi+24];l.ecx-tss_sceleton]
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mov ecx,[esi+l.edx-tss_sceleton]
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mov ecx,[esi+20];l.edx-tss_sceleton]
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mov edx,[esi+l.esi-tss_sceleton]
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mov edx,[esi+4];l.esi-tss_sceleton]
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mov esi,[esi+l.edi-tss_sceleton]
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mov esi,[esi+0];l.edi-tss_sceleton]
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; enable interupts - a task switch or an IRQ _CAN_ interrupt i40 handler
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; enable interupts - a task switch or an IRQ _CAN_ interrupt i40 handler
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sti
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sti
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@ -72,22 +84,22 @@ i40:
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; </Ivan 05.03.2005>
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; </Ivan 05.03.2005>
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; modify 3 program's registers (in its TSS)
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; modify 3 program's registers (in its TSS)
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mov [esi+l.eax-tss_sceleton], eax
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mov [esi+28],eax;[esi+l.eax-tss_sceleton], eax
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mov [esi+l.ebx-tss_sceleton], ebx
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mov [esi+16],ebx;[esi+l.ebx-tss_sceleton], ebx
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mov [esi+l.ecx-tss_sceleton], ecx
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mov [esi+24],ecx;[esi+l.ecx-tss_sceleton], ecx
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; calculate app's TSS address
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; calculate app's TSS address
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mov ebx, [0x3000]
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; mov ebx, [0x3000]
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shl ebx, 3
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; shl ebx, 3
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add ebx, tss0_l
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; add ebx, tss0_l
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mov ecx, [0x3000]
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; mov ecx, [0x3000]
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; restore saved TSS descriptor
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; restore saved TSS descriptor
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mov eax, [reg1+ecx*4]
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; mov eax, [reg1+ecx*4]
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mov [ebx], eax
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; mov [ebx], eax
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mov eax, [reg2+ecx*4]
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; mov eax, [reg2+ecx*4]
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mov [ebx+4], eax
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; mov [ebx+4], eax
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xor eax, eax
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xor eax, eax
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mov edi, [0x3000] ; no syscall interrupt in use anymore
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mov edi, [0x3000] ; no syscall interrupt in use anymore
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@ -95,14 +107,20 @@ i40:
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mov [edi+0x80000+0xB0],eax
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mov [edi+0x80000+0xB0],eax
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; clear busy flag in TSS of this handler
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; clear busy flag in TSS of this handler
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mov edi, [0x3000]
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; mov edi, [0x3000]
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shl edi, 3
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; shl edi, 3
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mov [edi+tss0sys_l +5], word 01010000b *256 +11101001b
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; mov [edi+tss0sys_l +5], word 01010000b *256 +11101001b
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add edi,tss0
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; add edi,tss0
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mov [0xB004], di
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; mov [0xB004], di
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jmp pword [0xB000]
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; jmp pword [0xB000]
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pop eax
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mov ds,ax
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mov es,ax
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popad
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iretd
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jmp i40
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jmp i40
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@ -112,8 +112,8 @@ include "KERNEL16.INC"
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;; ;;
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;; ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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os_data equ os_data_l-gdts ; GDTs
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os_data = os_data_l-gdts ; GDTs
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os_code equ os_code_l-gdts
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os_code = os_code_l-gdts
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int_code equ int_code_l-gdts
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int_code equ int_code_l-gdts
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int_data equ int_data_l-gdts
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int_data equ int_data_l-gdts
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tss0sys equ tss0sys_l-gdts
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tss0sys equ tss0sys_l-gdts
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