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Rev 420 Rev 427
Line 19... Line 19...
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  .stack_top   dd ?    ;+24
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  .stack_top   dd ?    ;+24
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  .i_param     dd ?    ;+28
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  .i_param     dd ?    ;+28
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  .i_icon      dd ?    ;+32
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  .i_icon      dd ?    ;+32
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}
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}
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struc TSS
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{
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  ._back   rw 2
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  ._esp0   rd 1
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  ._ss0    rw 2
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  ._esp1   rd 1
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  ._ss1    rw 2
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  ._esp2   rd 1
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  ._ss2    rw 2
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  ._cr3    rd 1
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  ._eip    rd 1
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  ._eflags rd 1
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  ._eax    rd 1
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  ._ecx    rd 1
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  ._edx    rd 1
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  ._ebx    rd 1
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  ._esp    rd 1
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  ._ebp    rd 1
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  ._esi    rd 1
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  ._edi    rd 1
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  ._es     rw 2
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  ._cs     rw 2
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  ._ss     rw 2
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  ._ds     rw 2
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  ._fs     rw 2
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  ._gs     rw 2
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  ._ldt    rw 2
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  ._trap   rw 1
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  ._io     rw 1
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}
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virtual at 0
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  TSS  TSS
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end virtual
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struc APP_PARAMS
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struc APP_PARAMS
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{ .app_cmdline   ;0x00
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{ .app_cmdline   ;0x00
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           ret
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           ret
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endp
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endp
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align 4
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align 4
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set_cr3:
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set_cr3:
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           mov esi, [CURRENT_TASK]
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           mov ebx, esi
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           shl esi,8
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           mov [SLOT_BASE+esi+0xB8],eax
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           imul   ebx,tss_step
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           add    ebx,tss_data
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           mov ebx, [current_slot]
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           mov [ebx+28], eax
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           mov [ebx+APPDATA.dir_table], eax
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           mov cr3, eax
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;           mov esi, [CURRENT_TASK]
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;           mov ebx, esi
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;           shl esi,8
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;           mov [SLOT_BASE+esi+0xB8],eax
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;           imul   ebx,tss_step
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;           add    ebx,tss_data
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;           mov [ebx+28], eax
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           mov cr3, eax
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;           mov cr3, eax
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           ret
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           ret
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           test eax, eax
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           test eax, eax
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           jz .failed
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           jz .failed
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           mov [slot], eax
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           mov [slot], eax
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           mov    esi,[CURRENT_TASK]
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           shl    esi,8
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           add    esi,SLOT_BASE
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           mov    esi,[current_slot]
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           mov    ebx,esi             ;ebx=esi - pointer to extended information about current thread
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           mov    ebx,esi             ;ebx=esi - pointer to extended information about current thread
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