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3eb9473e | 1 | /*++\r |
2 | \r | |
f57387d5 HT |
3 | Copyright (c) 2004 - 2007, Intel Corporation. All rights reserved.<BR>\r |
4 | This program and the accompanying materials \r | |
3eb9473e | 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 | UINT64 WriteQueueSize;\r | |
42 | //\r | |
43 | // UINT8 WriteQueue[WriteQueueSize];\r | |
44 | //\r | |
45 | } EFI_FAULT_TOLERANT_WORKING_BLOCK_HEADER;\r | |
46 | \r | |
47 | #endif\r |