diff options
| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/edk2/BaseTools/Source/C/Include/Common/WorkingBlockHeader.h | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/edk2/BaseTools/Source/C/Include/Common/WorkingBlockHeader.h')
| -rw-r--r-- | roms/edk2/BaseTools/Source/C/Include/Common/WorkingBlockHeader.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/roms/edk2/BaseTools/Source/C/Include/Common/WorkingBlockHeader.h b/roms/edk2/BaseTools/Source/C/Include/Common/WorkingBlockHeader.h new file mode 100644 index 000000000..a1b77dd3e --- /dev/null +++ b/roms/edk2/BaseTools/Source/C/Include/Common/WorkingBlockHeader.h @@ -0,0 +1,35 @@ +/** @file
+ 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.
+
+ Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>
+
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#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
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