Specification Sheet

Datasheet, Volume 2 of 2 65
Host Bridge/DRAM Registers
3.8 Subsystem Vendor Identification (SVID)—Offset
2Ch
This value is used to identify the vendor of the subsystem.
Access Method
Default: 0h
3.9 Subsystem Identification (SID)—Offset 2Eh
This value is used to identify a particular subsystem.
Access Method
Default: 0h
Type: CFG
(Size: 16 bits)
Offset: [B:0, D:0, F:0] + 2Ch
15 12 8 4 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SUBVID
Bit
Range
Default &
Access
Field Name (ID): Description
15:0
0h
RW_O
SUBVID: Subsystem Vendor ID: This field should be programmed during boot-up to
indicate the vendor of the system board. After it has been written once, it becomes
read only.
Type: CFG
(Size: 16 bits)
Offset: [B:0, D:0, F:0] + 2Eh
15 12 8 4 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SUBID
Bit
Range
Default &
Access
Field Name (ID): Description
15:0
0h
RW_O
SUBID: Subsystem ID: This field should be programmed during BIOS initialization.
After it has been written once, it becomes read only.