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Rev 3618 Rev 4325
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        cmp     byte [PCI_Class], 2     ; network controller
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        cmp     byte [PCI_Class], 2     ; network controller
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        je      @f
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        je      @f
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        cmp     byte [PCI_Class], 6     ; bridge type device
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        cmp     byte [PCI_Class], 6     ; bridge type device
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        jne     nextDev
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        jne     nextDev
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        cmp     byte [PCI_SubClass], 7  ; Cardbus bridge
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        cmp     byte [PCI_SubClass], 80 ; PCI-other bridge (for nvidia chipset)
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        jne     nextDev
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        mov     bl, 6                   ; get a dword
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        mov     bh, byte [V_Bus]        ; bus of pci device
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        mov     ch, byte [V_Dev]        ; device number/function
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        mov     cl, 0x40                ; offset to subsystem device/vendor id
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        mcall   62                      ; get ID's
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        mov     word [PCI_Device], ax   ; There is a device here, save the ID's
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        shr     eax, 16                 ;
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        mov     word [PCI_Vendor], ax   ;
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        jne     nextDev
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       @@:
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       @@:
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