CPU_MICROCODE_EXTENDED_TABLE_HEADER Struct Reference

Data Fields
UINT32	ExtendedSignatureCount
UINT32	ExtendedChecksum
UINT8	Reserved [12]

Detailed Description

Extended Signature Table Header Field Definitions

Field Documentation

UINT32 CPU_MICROCODE_EXTENDED_TABLE_HEADER::ExtendedChecksum

Checksum of update extended processor signature table. Used to verify the integrity of the extended processor signature table. Checksum is correct when the summation of the DWORDs that comprise the extended processor signature table results in 00000000H.

UINT32 CPU_MICROCODE_EXTENDED_TABLE_HEADER::ExtendedSignatureCount

Specifies the number of extended signature structures (Processor Signature[n], processor flags[n] and checksum[n]) that exist in this microcode update

UINT8 CPU_MICROCODE_EXTENDED_TABLE_HEADER::Reserved[12]

Reserved fields.