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Add additional comments for structure definition.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6750 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
lgao4
2008-11-27 04:53:43 +00:00
parent 9c83c97ac2
commit ebafc55b92
18 changed files with 313 additions and 181 deletions
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38
MdeModulePkg/Include/WorkingBlockHeader.h
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@ -16,23 +16,37 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#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
///
/// EFI Fault tolerant working block header
/// The header is immediately followed by the write queue.
///
typedef struct {
///
/// System Non Volatile FV Guid
///
EFI_GUID Signature;
///
/// 32bit CRC caculated for this header
///
UINT32 Crc;
///
/// Working block valid bit
///
UINT8 WorkingBlockValid : 1;
UINT8 WorkingBlockInvalid : 1;
UINT8 Reserved : 6;
UINT8 Reserved3[3];
///
/// Total size of the following write queue range.
///
UINT64 WriteQueueSize;
//
// UINT8 WriteQueue[WriteQueueSize];
//
///
/// Write Queue data
/// UINT8 WriteQueue[WriteQueueSize];
///
} EFI_FAULT_TOLERANT_WORKING_BLOCK_HEADER;
#endif