NVM Information Guide—ICH8/ICH9
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1.4.2 Reserved (Words 03h and 04h)
1.4.3 Image Version Information (Word 05h)
1.4.4 Reserved (Words 06h and 07h)
1.4.5 PBA Low, PBA High (Words 08h and 09h)
The nine digit printed board assembly (PBA) number used for Intel manufactured
adapter cards are stored in a four-byte field. The dash and the first digit of the three-
digit suffix are not stored.
1.4.5.1 PBA Example
If the PBA Number is “123456-003”
then word 08h = 1234h and word 09h = 5603h.
Through the course of hardware changes, the suffix field (byte 4) is incremented. The
purpose of this information is to enable customer support (or any user) to identify the
exact revision level of a product. The software device driver should not rely on this field
to identify the product or its capabilities.
Table 3. Reserved (Words 03h and 04h)
Bit Name Default Description
15:12 Reserved Word 03h 0000b These bits are reserved and should be set to 0000b.
11 IBA LOM 1b Must be set to 1b for Intel Boot Agent (IBA) to function correctly.
10:0 Reserved Word 03h 0h These bits are reserved and should be set to 0h.
15:0 Reserved Word 04h FFFFh These bits are reserved and should be set to FFFFh.
Table 4. Image Version Information (Word 05h)
Bit Name Default Description
15 Reserved 0b This bit is reserved and should be set to 0b.
14:12 NVM Major Version -- This field represents the LAN NVM major version number.
11:4 NVM Minor Version -- This field represents the LAN NVM minor version number.
3:0 Image ID 2h
This field represents the NVM image identification. This field equals
2h (default) for the 82562V PHY and 0h for the 82566/82567
PHY.
Table 5. Reserved (Words 06h and 07h)
Bit Name Default Description
15:0 Reserved Word 06h FFFFh This field is reserved and should be set to FFFFh.
15:0 Reserved Word 07h FFFFh This field is reserved and should be set to FFFFh.
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