Datasheet

Register Description
R
Datasheet 105
3.8.1 VID – Vendor Identification Register (Device #0, Function
#1)
Address Offset: 00-01h
Default Value: 8086h
Access: Read Only
Size: 16 bits
The VID register contains the vendor identification number. This 16-bit register combined with
the Device Identification Register uniquely identifies any PCI device. Writes to this register have
no effect.
Bit Description
15:0 Vendor Identification (VID): This register field contains the PCI standard identification
for Intel.
3.8.2 DID – Device Identification Register (Device #0, Function
#1)
Address Offset: 02-03h
Default Value: 3584h
Access: Read Only
Size: 16 bits
This 16-bit register combined with the Vendor Identification register uniquely identifies any PCI
device. Writes to this register have no effect.
Bit Description
15:0 Device Identification Number (DID): This is a 16-bit value assigned to the GMCH/MCH
Host– hub interface Bridge Function #1 (3584h).