4 lan nvm format and contents, Table 1. lan nvm address map, Lan nvm format and contents – Intel 8 LAN User Manual
Page 8: Lan nvm address map

NVM Information Guide—ICH8
8
1.4
LAN NVM Format and Contents
lists the NVM maps for the LAN region. Each word listed is described in detail in
the following sections.
Table 1.
LAN NVM Address Map
LAN
Word
Offset
NVM
Byte
Offset
HIgh Byte (Bits 15:8)
Low Byte (Bits 7:0)
Used By
Image
Value
00h
00
Ethernet Individual Address
Byte 2
Ethernet Individual Address
Byte 1
HW-
Shared
IA (2,1)
01h
02
Ethernet Individual Address
Byte 4
Ethernet Individual Address
Byte 3
HW-
Shared
IA (4,3)
02h
04
Ethernet Individual Address
Byte 6
Ethernet Individual Address
Byte 5
HW-
Shared
IA (6,5)
03h
06
Reserved
SW
0800h
04h
08
Reserved
SW
FFFFh
05h
0A
Image Version Information 1
SW
06h
0Ch
Reserved
SW
FFFFh
07h
0Eh
Reserved
SW
FFFFh
08h
10h
PBA Low
SW
09h
12h
PBA High
SW
0Ah
14h
PCI Initialization Control Word
HW-PCI
0Bh
16h
Subsystem ID
HW-PCI
0Ch
18h
Subsystem Vendor ID
HW-PCI
0Dh
1Ah
Device ID
HW-PCI
0Eh
1Ch
Vendor ID
HW-PCI
0Fh
1Eh
Device REV ID
HW-PCI
10h
20h
LAN Power Consumption
HW-PCI
11h
22h
Reserved
12h
24h
Reserved
13h
26h
Shared Initialization Control Word
HW-
Shared
14h
28h
Extended Configuration Word 1
HW-
Shared
15h
2Ah
Extended Configuration Word 2
HW-
Shared
16h
2Ch
Extended Configuration Word 3
HW-
Shared
17h
2Eh
LEDCTL 1
HW-
Shared
18h
30h
LEDCTL 0 2
HW-
Shared
19h
32h
Future Initialization Word 1
HW-
Shared
0000h
1Ah
34h
Future Initialization Word 2
HW-
Shared
0000h