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; that it has acknowledged an IRQ, and assume that handlers with at least one
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; that it has acknowledged an IRQ, and assume that handlers with at least one
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; acknowledged IRQ are registered properly.
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; acknowledged IRQ are registered properly.
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; Note: this still isn't 100% correct, because two IRQs can fire simultaneously,
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; Note: this still isn't 100% correct, because two IRQs can fire simultaneously,
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; the better way would be to find the correct IRQ, but I don't know how to do
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; the better way would be to find the correct IRQ, but I don't know how to do
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; this in that case.
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; this in that case.
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; Also, [fdc_irq_func], [irq14_func], [irq15_func] could process interrupt
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; but do not return whether they did it, so just ignore IRQs 6, 14, 15.
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        cmp     ebp, 6
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        jz      .fail
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        cmp     ebp, 14
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        jz      .fail
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        cmp     ebp, 15
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        jz      .fail
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        push    ebp
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        push    ebp
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        xor     ebp, ebp
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        xor     ebp, ebp
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.try_other_irqs:
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.try_other_irqs:
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        cmp     ebp, [esp]
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        cmp     ebp, [esp]
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        jz      .try_next_irq
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        jz      .try_next_irq
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        mov     ebx, [ebx+IRQH.list.next]
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        mov     ebx, [ebx+IRQH.list.next]
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        cmp     ebx, esi
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        cmp     ebx, esi
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        je      .try_next_irq
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        je      .try_next_irq
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        cmp     [ebx+IRQH.num_ints], 0
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        cmp     [ebx+IRQH.num_ints], 0
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        jne     .try_next_irq
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        jne     .try_next_irq
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; keyboard handler acknowledges everything
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        cmp     [ebx+IRQH.handler], irq1
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        jz      .try_next_irq
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        push    [ebx+IRQH.data]
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        push    [ebx+IRQH.data]
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        call    [ebx+IRQH.handler]
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        call    [ebx+IRQH.handler]
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        pop     ecx
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        pop     ecx
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        test    eax, eax
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        test    eax, eax
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        jnz     .found_in_wrong_list
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        jnz     .found_in_wrong_list
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        inc     ebp
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        inc     ebp
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        cmp     ebp, 16
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        cmp     ebp, 16
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        jb      .try_other_irqs
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        jb      .try_other_irqs
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        pop     ebp
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        pop     ebp
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.fail:
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        inc     [irq_failed+ebp*4]
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        inc     [irq_failed+ebp*4]
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.exit:
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.exit:
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        mov     [check_idle_semaphore], 5
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        mov     [check_idle_semaphore], 5