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AX = B18Eh BX = 0000h DS = segment/selector for PCI BIOS data(real mode:
F000h; 16-bit PM: physical 000F0000h; 32-bit PM: as specified by BIOS32 services directory). ES:(E)DI -> IRQ routing table header (see #01259 at AX=B406h)
Return:
CF clear if successful AH = 00h BX = bit map of IRQ channels permanently dedicated to PCI WORD ES:[DI] = size of returned data CF set on error AH = error code (59h) (see #01243) WORD ES:[DI] = required size of buffer
See Also: AX=B10Fh - AX=B406h - INT 2F/AX=1684h/BX=304Ch
Category: Expansion Bus Bios - Int 1Ah - P
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