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Rev 2112 Rev 2118
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;; Copyright (C) KolibriOS team 2007-2008. All rights reserved. ;;
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;; Copyright (C) KolibriOS team 2007-2008. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License    ;;
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;; Distributed under terms of the GNU General Public License    ;;
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;;                                                              ;;
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;;                                                              ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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$Revision: 2112 $
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$Revision: 2118 $
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; Virtual-8086 mode manager
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; Virtual-8086 mode manager
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;        mov     dx, 30F7h
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;        mov     dx, 30F7h
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;        in      al, dx
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;        in      al, dx
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;        mov     byte [BOOT_VAR + 48Eh], 0FFh
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;        mov     byte [BOOT_VAR + 48Eh], 0FFh
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;        ret
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;        ret
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align 4
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v86_irq:
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v86_irq:
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; push irq/pushad/jmp v86_irq
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; push irq/pushad/jmp v86_irq
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; eax = irq
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; eax = irq
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        lea     esi, [esp+1Ch]
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        lea     esi, [esp+1Ch]
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        pop     eax
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        pop     eax
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.cont2:
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.cont2:
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        pop     ecx
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        pop     ecx
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.cont:
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.cont:
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        loop    .scan
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        loop    .scan
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        mov     al, 20h
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        mov     ecx, edi
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        out     20h, al
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        cmp     edi, 8
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        call    irq_eoi
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        jb      @f
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        out     0A0h, al
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@@:
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        popad
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        popad
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        iretd
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        iretd
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.found:
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.found:
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        mov     cr3, eax
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        mov     cr3, eax
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        sub     word [esi-v86_regs.size+v86_regs.esp], 6
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        sub     word [esi-v86_regs.size+v86_regs.esp], 6