84device serial number lower dw register - dsn_ldw, 85device serial number upper dw register - dsn_udw, Address translation unit (pci express)—intel – Intel CONTROLLERS 413808 User Manual

Page 365: Bit default description, Intel

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413808 and 413812 I/O Controllers in TPER Mode

October 2007

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365

Address Translation Unit (PCI Express)—Intel

413808 and 413812

3.17.84 Device Serial Number Lower DW Register - DSN_LDW

The Serial Number register is a 64-bit field that contains the IEEE defined 64-bit

extended unique identifier (EUI-64

). This identifier includes a 24-bit company id

value assigned by IEEE registration authority and a 40-bit extension identifier assigned

by the manufacturer.

3.17.85 Device Serial Number Upper DW Register - DSN_UDW

The Serial Number register is a 64-bit field that contains the IEEE defined 64-bit

extended unique identifier (EUI-64). This identifier includes a 24-bit company id value

assigned by IEEE registration authority and a 40-bit extension identifier assigned by

the manufacturer.

Table 224. Device Serial Number Lower DW Register - DSN_LDW

Bit

Default

Description

31:0

PCI Express Device Serial Number (Lower DW)

This register represents bits 31 to 0 of the EUI-64 identifier.

PCI

IOP

Attributes

Attribute Legend:

RV = Reserved

PR = Preserved

RS = Read/Set

RW = Read/Write

RC = Read Clear

RO = Read Only

NA = Not Accessible

Internal Bus Address Offset

+1E4H

Table 225. Device Serial Number Upper DW Register - DSN_UDW

Bit