Data Fields | |
EFI_GUID | Signature |
UINT32 | Crc |
UINT8 | WorkingBlockValid: 1 |
UINT8 | WorkingBlockInvalid: 1 |
UINT8 | Reserved: 6 |
UINT8 | Reserved3 [3] |
UINT64 | WriteQueueSize |
32bit CRC calculated for this header.
FTW working block signature. Its value has be updated from gEfiSystemNvDataFvGuid to gEdkiiWorkingBlockSignatureGuid, because its write queue data format has been updated to support the crossing archs.
Working block valid bit.
Total size of the following write queue range.