From 3eb9473ea9a949badfe06ae61d2d3fcfa53651c7 Mon Sep 17 00:00:00 2001 From: qwang12 Date: Thu, 28 Jun 2007 07:00:39 +0000 Subject: Add in the 1st version of ECP. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2832 6f19259b-4bc3-4df7-8a09-765794883524 --- .../Foundation/Include/EfiWorkingBlockHeader.h | 47 ++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 EdkCompatibilityPkg/Foundation/Include/EfiWorkingBlockHeader.h (limited to 'EdkCompatibilityPkg/Foundation/Include/EfiWorkingBlockHeader.h') diff --git a/EdkCompatibilityPkg/Foundation/Include/EfiWorkingBlockHeader.h b/EdkCompatibilityPkg/Foundation/Include/EfiWorkingBlockHeader.h new file mode 100644 index 0000000000..a67d041218 --- /dev/null +++ b/EdkCompatibilityPkg/Foundation/Include/EfiWorkingBlockHeader.h @@ -0,0 +1,47 @@ +/*++ + +Copyright (c) 2004 - 2007, 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]; + UINT64 WriteQueueSize; + // + // UINT8 WriteQueue[WriteQueueSize]; + // +} EFI_FAULT_TOLERANT_WORKING_BLOCK_HEADER; + +#endif -- cgit v1.2.3