82845G Datasheet, PDF (50/193 Pages) Intel Corporation – Intel 82845G/82845GL/82845GV Graphics and Memory Controller Hub (GMCH)

Register Description
3.5.1.1
VID—Vendor Identification Register (Device 0)
Address Offset:
Default Value:
Access:
Size:
00–01h
8086h
RO
16 bits
The VID Register contains the vendor identification number. This 16-bit register combined with
the Device Identification Register uniquely identify any PCI device. Writes to this register have no
effect.
Bit
15:0
Description
Vendor Identification (VID). This register field contains the PCI standard identification for Intel,
8086h.
3.5.1.2
DID—Device Identification Register (Device 0)
Address Offset:
Default Value:
Access:
Size:
02–03h
2560h
RO
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
15:0
Description
Device Identification Number (DID). This is a 16-bit value assigned to the GMCH Host-HI Bridge
Function #0.
50
Intel^® 82845G/82845GL/82845GV GMCH Datasheet