EFI_TABLE_HEADER

Data structure that precedes all of the standard EFI table types.

Members

Variables

CRC32
UINT32 CRC32;

The 32-bit CRC for the entire table. This value is computed by setting this field to 0, and computing the 32-bit CRC for HeaderSize bytes.

HeaderSize
UINT32 HeaderSize;

The size, in bytes, of the entire table including the EFI_TABLE_HEADER.

Reserved
UINT32 Reserved;

Reserved field that must be set to 0.

Revision
UINT32 Revision;

The revision of the EFI Specification to which this table conforms. The upper 16 bits of this field contain the major revision value, and the lower 16 bits contain the minor revision value. The minor revision values are limited to the range of 00..99.

Signature
UINT64 Signature;

A 64-bit signature that identifies the type of table that follows. Unique signatures have been generated for the EFI System Table, the EFI Boot Services Table, and the EFI Runtime Services Table.

Meta