Intel 8 LAN 1.4.16Extended Configuration Word 1 Word 14h, Extended Configuration Word 2 Word 15h

NVM Information Guide—ICH8

1.4.16Extended Configuration Word 1 (Word 14h)

Table 12.	Extended Configuration Word 1 (Word 14h)
	Bit	Name	Default		Description
	15	Reserved	0b	Reserved. Must be set to 0b.
	14	Reserved	1b	1b	= ICH8 (B0/B1 stepping).
				0b	= ICH8 (A0 stepping).
	13	Reserved	1b	Set this field to 0b.
				OEM Write Enable
	12	OEM Write Enable	1b	0b	= Disable.
				1b	= Enable.
				Set this field to 0b.
		Extended		This field defines the base address (in Dwords) of the extended
	11:0	Configuration	020h
				configuration area in the NVM. It should equal a non-zero value.
		Pointer

1.4.17Extended Configuration Word 2 (Word 15h)

Table 13.	Extended Configuration Word 2 (Word 15h)
	Bit	Name	Default	Description
				This field identifies the size (in Dwords) of the extended PHY
	15:8	Extended PHY	37h	configuration area.
		Length		For the 82566 PHY, if the extended PHY configuration area is
				disabled, the length must be set to 37h.
	7:0	Reserved	00h	These bits are reserved and should be set to 00h.

1.4.18Extended Configuration Word 3 (Word 16h)

Table 14. Extended Configuration Word 3 (Word 16h)

Bit	Name	Default	Description
15:0	Reserved	00h	These bits are reserved and should be set to 00h.

14