| 88f20127 |
1 | /*++\r |
| 2 | \r |
| 3 | Copyright (c) 2006, Intel Corporation\r |
| 4 | All rights reserved. This program and the accompanying materials\r |
| 5 | are licensed and made available under the terms and conditions of the BSD License\r |
| 6 | which accompanies this distribution. The full text of the license may be found at\r |
| 7 | http://opensource.org/licenses/bsd-license.php\r |
| 8 | \r |
| 9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r |
| 10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r |
| 11 | \r |
| 12 | Module Name:\r |
| 13 | \r |
| 14 | EfiWorkingBlockHeader.h\r |
| 15 | \r |
| 16 | Abstract:\r |
| 17 | \r |
| 18 | Defines data structure that is the headers found at the runtime\r |
| 19 | updatable firmware volumes, such as the FileSystemGuid of the\r |
| 20 | working block, the header structure of the variable block, FTW\r |
| 21 | working block, or event log block.\r |
| 22 | \r |
| 23 | --*/\r |
| 24 | \r |
| 25 | #ifndef __EFI_WORKING_BLOCK_HEADER_H__\r |
| 26 | #define __EFI_WORKING_BLOCK_HEADER_H__\r |
| 27 | \r |
| 28 | //\r |
| 29 | // EFI Fault tolerant working block header\r |
| 30 | // The header is immediately followed by the write queue.\r |
| 31 | //\r |
| 32 | typedef struct {\r |
| 33 | EFI_GUID Signature;\r |
| 34 | UINT32 Crc;\r |
| 35 | UINT8 WorkingBlockValid : 1;\r |
| 36 | UINT8 WorkingBlockInvalid : 1;\r |
| 37 | #define WORKING_BLOCK_VALID 0x1\r |
| 38 | #define WORKING_BLOCK_INVALID 0x2\r |
| 39 | UINT8 Reserved : 6;\r |
| 40 | UINT8 Reserved3[3];\r |
| 41 | UINT32 WriteQueueSize;\r |
| 42 | //\r |
| 43 | // UINT8 WriteQueue[WriteQueueSize];\r |
| 44 | //\r |
| 45 | } EFI_FAULT_TOLERANT_WORKING_BLOCK_HEADER;\r |
| 46 | \r |
| 47 | #endif\r |
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