Format of Intel Plug-and-Play ACFG PCI IRQ routing table entry [array]:
Offset	Size	Description	)
 00h	BYTE	PCI bus number
 01h	BYTE	PCI device number (bits 7-3)
 02h	BYTE	link value for INTA#
		(if non-zero, wire-ORed together with any other PCI interrupts
		  with same link value)
 03h	WORD	IRQ connectivity bit map for INTA#
		(standard AT IRQs to which PCI interrupt can be routed)
 05h	BYTE	link value for INTB#
 06h	WORD	IRQ connectivity bit map for INTB#
 08h	BYTE	link value for INTC#
 09h	WORD	IRQ connectivity bit map for INTC#
 0Bh	BYTE	link value for INTD#
 0Ch	WORD	IRQ connectivity bit map for INTD#
 0Eh	BYTE	(PCI BIOS v2.1+) device slot number (00h = motherboard)
 0Fh	BYTE	reserved
Note:	each item in the routing table corresponds to a motherboard PCI
	  device or PCI slot
SeeAlso: #01259,#M0091