Intel BFCBASE - Motherboard - 7300 Datasheet page 133

Features
Offset:
Bit
7:0
15:8
23:16
31:24
39:32
47:40
4F:48
7.4.3.6.2 RES6: Reserved 6
This location is reserved. Writes to this register have no effect.
Offset:
Bit
111:0
7.4.3.6.3 Processor Serial/Electronic Signature
This location contains a 64-bit identification number. The value in this field is either a
serial signature or an electronic signature. Bits 5 & 6 of the Processor Feature Flags
(Offset 78h) indicates which signature is present. Intel does not guarantee that each
processor will have a unique value in this field. Writes to this register have no effect.
Offset:
Bit
63:0
Document Number: 318080-002
38h-3Eh
Character 7
ASCII character or 20h
00h-0FFh: ASCII character
Character 6
ASCII character or 20h
00h-0FFh: ASCII character
Character 5
ASCII character or 20h
00h-0FFh: ASCII character
Character 4
ASCII character
00h-0FFh: ASCII character
Character 3
ASCII character
00h-0FFh: ASCII character
Character 2
ASCII character
00h-0FFh: ASCII character
Character 1
ASCII character
00h-0FFh: ASCII character
3Fh-4Ch
RESERVED 6
4Dh=54h
Processor Serial/Electronic Signature
00000000h-FFFFFFFFh: Electronic Signature
Description
Description
Description
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