mirror of https://github.com/acidanthera/audk.git
48 lines
1.6 KiB
C
48 lines
1.6 KiB
C
/*++
|
|
|
|
Copyright (c) 2006, Intel Corporation
|
|
All rights reserved. This program and the accompanying materials
|
|
are licensed and made available under the terms and conditions of the BSD License
|
|
which accompanies this distribution. The full text of the license may be found at
|
|
http://opensource.org/licenses/bsd-license.php
|
|
|
|
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
|
|
|
Module Name:
|
|
|
|
EfiWorkingBlockHeader.h
|
|
|
|
Abstract:
|
|
|
|
Defines data structure that is the headers found at the runtime
|
|
updatable firmware volumes, such as the FileSystemGuid of the
|
|
working block, the header structure of the variable block, FTW
|
|
working block, or event log block.
|
|
|
|
--*/
|
|
|
|
#ifndef _EFI_WORKING_BLOCK_HEADER_H_
|
|
#define _EFI_WORKING_BLOCK_HEADER_H_
|
|
|
|
//
|
|
// EFI Fault tolerant working block header
|
|
// The header is immediately followed by the write queue.
|
|
//
|
|
typedef struct {
|
|
EFI_GUID Signature;
|
|
UINT32 Crc;
|
|
UINT8 WorkingBlockValid : 1;
|
|
UINT8 WorkingBlockInvalid : 1;
|
|
#define WORKING_BLOCK_VALID 0x1
|
|
#define WORKING_BLOCK_INVALID 0x2
|
|
UINT8 Reserved : 6;
|
|
UINT8 Reserved3[3];
|
|
UINT32 WriteQueueSize;
|
|
//
|
|
// UINT8 WriteQueue[WriteQueueSize];
|
|
//
|
|
} EFI_FAULT_TOLERANT_WORKING_BLOCK_HEADER;
|
|
|
|
#endif
|