Intel 460GX 8.1.2VID: Vendor Identification Register, 8.1.3DID: Device Identification Register, 8.1.1Page Number List for the IHPC PCI Register Descriptions, Page

WXB Hot-Plug

8.1.1Page Number List for the IHPC PCI Register Descriptions

Register	Page
Arbiter SERR Status......................................................................................	8-10
Base Address ...................................................................................................	8-7
CLASS: Class Register ..................................................................................	8-6
CLS: Cache Line Size .....................................................................................	8-6
Device Identification Register.........................................................................	8-3
HDR: Header Register ....................................................................................	8-6
Hot-Plug Features............................................................................................	8-9
Hot-Plug Slot Identifier ...................................................................................	8-8
Interrupt Pin.....................................................................................................	8-8
Interrupt Line...................................................................................................	8-7
Master Latency Timer .....................................................................................	8-6
Memory Access Index...................................................................................	8-10
Memory Mapped Register Access Port.........................................................	8-10
Miscellaneous Hot-Plug Configuration...........................................................	8-8
PCICMD: PCI Command Register .................................................................	8-4
PCISTS: PCI Status Register ..........................................................................	8-5
Power Fault SERR Status................................................................................	8-9
RID: Revision Identification Register.............................................................	8-5
Subsystem Vendor ID .....................................................................................	8-7
Subsystem ID ..................................................................................................	8-7
Switch Change SERR Status...........................................................................	8-9
VID: Vendor Identification Register...............................................................	8-3

8.1.2VID: Vendor Identification Register

Address Offset:	00 – 01h	Size:	16 bits
Default Value:	8086h	Attributes:	Read-Only

The VID Register contains the vendor identification number, identifying the manufacturer of the device. This 16-bit register combined with the Device Identification Register uniquely identifies any PCI device. Writes to this register have no effect.

Bits Description

15:0 Vendor Identification Number

This is a 16-bit value assigned to Intel. Intel VID = 8086h

8.1.3DID: Device Identification Register

Address Offset:	02 – 03h	Size:	16 bits
Default Value:	123Fh	Attributes:	Read-Only

This 16-bit register combined with the Vendor Identification register uniquely identifies any PCI device. Writes to this register have no effect.

Bits Description

15:0 Device Identification Number

The value 123F indicates the IHPC

Intel® 460GX Chipset Software Developer’s Manual 8-3