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Rev 4522 Rev 4532
Line 60... Line 60...
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if used PCI_find_io
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if used PCI_find_io
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proc PCI_find_io stdcall bus, dev
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proc PCI_find_io stdcall bus, dev
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        push    esi
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        push    esi
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        xor     eax, eax
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        xor     eax, eax
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        mov     esi, PCI_BASE_ADDRESS_0
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        mov     esi, PCI_header00.base_addr_0
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  .check:
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  .check:
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        invoke  PciRead32, [bus], [dev], esi
 - 
 
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        invoke  PciRead32, [bus], [dev], esi
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        test    eax, PCI_BASE_ADDRESS_IO_MASK
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        test    eax, PCI_BASE_ADDRESS_IO_MASK
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        jz      .inc
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        jz      .inc
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        test    eax, PCI_BASE_ADDRESS_SPACE_IO
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        test    eax, PCI_BASE_ADDRESS_SPACE_IO
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        jz      .inc
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        jz      .inc
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        and     eax, PCI_BASE_ADDRESS_IO_MASK
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        and     eax, PCI_BASE_ADDRESS_IO_MASK
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        pop     esi
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        pop     esi
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        ret
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        ret
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  .inc:
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  .inc:
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        add     esi, 4
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        add     esi, 4
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        cmp     esi, PCI_BASE_ADDRESS_5
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        cmp     esi, PCI_header00.base_addr_5
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        jbe     .check
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        jbe     .check
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        pop     esi
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        pop     esi
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        push    esi
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        push    esi
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        mov     esi, PCI_header00.base_addr_0
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        mov     esi, PCI_header00.base_addr_0
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  .check:
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  .check:
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        invoke  PciRead32, [bus], [dev], esi
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        invoke  PciRead32, [bus], [dev], esi
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        test    eax, PCI_BASE_ADDRESS_SPACE_IO  ; mmio address?
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        test    eax, PCI_BASE_ADDRESS_SPACE_IO  ; mmio address?
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        jnz     .inc
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        jnz     .inc
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        test    eax, 100b       ; 64 bit?
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        test    eax, 100b       ; 64 bit?
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        jnz     .inc
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        jnz     .inc
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        and     eax, not 1111b
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        and     eax, not 1111b
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        pop     esi
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        pop     esi