Intel A2Y15AV Datový list Strana 149

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Datasheet, Volume 2 149
Processor Configuration Registers
2.8.1 VID2—Vendor Identification Register
This register combined with the Device Identification register uniquely identifies any
PCI device.
2.8.2 DID2—Device Identification Register
This register combined with the Vendor Identification register uniquely identifies any
PCI device.
This is a 16 bit value assigned to the processor Graphics device.
B/D/F/Type: 0/2/0/PCI
Address Offset: 0–1h
Reset Value: 8086h
Access: RO
Size: 16 bits
Bit Access
Reset
Value
RST/
PWR
Description
15:0 RO 8086h Uncore
Vendor Identification Number (VID)
PCI standard identification for Intel.
B/D/F/Type: 0/2/0/PCI
Address Offset: 2–3h
Reset Value: 0152h
Access: RO-V, RO-FW
Size: 16 bits
Bit Access
Reset
Value
RST/
PWR
Description
15:4 RO-FW 015h Uncore
Device Identification Number MSB (DID_MSB)
This is the upper part of a 16 bit value assigned to the Graphics
device.
Valid Values:
15h
16h
3:2 RO-V 00b Uncore
Device Identification Number – SKU (DID_SKU)
Those are bits 3:2 of the 16-bit value assigned to the processor
Graphics device.
SKU Bits 3:2
Mobile 01
1:0 RO-V 10b Uncore
Device Identification Number LSB (DID_LSB)
This is the lower part of a 16 bit value assigned to the processor
Graphics device.
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