Common Header
Field Length (byte) Field Value
1 Common Header Format Version. 01h
1 Internal Use Area Starting Offset (in multiples of 8 bytes) 01h
1 Chassis Info Area Starting Offset (in multiples of 8 bytes) 02h
1 Board Area Starting Offset (in multiples of 8 bytes) 03h
1 Product Info Area Starting Offset (in multiples of 8 bytes) 06h
1 Multi-Record Area Starting offset (in multiples of 8 bytes) 00h
1 PAD 00h
1 Checksum F3h
Internal Use Area Format
Field Length (byte) Field Value
1 Common Header Format Version. 01h
2~72 Reserve for expansion, the size can be deal later
Chassis Info Area Format
Field Length (byte) Field Value
1 Chassis Info Area Format Version 01h
1 Chassis info Area Length 01h
1 Chassis Type 17h
1 Chassis Part Number type/length C0h
N Chassis Part Number bytes
1 Chassis Serial Number type/length [1] C0h
M Chassis Serial Number bytes [1]
xx Custom Chassis Info fields.
1 C1h C1h
Y 00h
1 Chassis Info Checksum [1] A6h
Note 1: Needing one utility to update these fields during manufacturing.
Note 2: The shadow area needs to be defined.
Chapter 4 — BMC
110
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