3 Copyright (c) 2006, Intel Corporation
4 All rights reserved. This program and the accompanying materials
5 are licensed and made available under the terms and conditions of the BSD License
6 which accompanies this distribution. The full text of the license may be found at
7 http://opensource.org/licenses/bsd-license.php
9 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
10 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
18 Defines data structure that is the volume header found.These data is intent
19 to decouple FVB driver with FV header.
23 #include "FlashLayout.h"
25 #define FIRMWARE_BLOCK_SIZE 0x10000
29 EFI_FIRMWARE_VOLUME_HEADER FvbInfo
;
31 // EFI_FV_BLOCK_MAP_ENTRY ExtraBlockMap[n];//n=0
33 EFI_FV_BLOCK_MAP_ENTRY End
[1];
36 #define FVB_MEDIA_BLOCK_SIZE FIRMWARE_BLOCK_SIZE
37 #define RECOVERY_BOIS_BLOCK_NUM FIRMWARE_BLOCK_NUMBER
38 #define SYSTEM_NV_BLOCK_NUM 2
40 EFI_FVB_MEDIA_INFO mPlatformFvbMediaInfo
[] = {
45 EFI_WINNT_FIRMWARE_LENGTH
,
50 EFI_FIRMWARE_FILE_SYSTEM_GUID
,
51 FVB_MEDIA_BLOCK_SIZE
* RECOVERY_BOIS_BLOCK_NUM
,
53 EFI_FVB_READ_ENABLED_CAP
|
55 EFI_FVB_WRITE_ENABLED_CAP
|
56 EFI_FVB_WRITE_STATUS
|
57 EFI_FVB_ERASE_POLARITY
,
58 sizeof (EFI_FIRMWARE_VOLUME_HEADER
) + sizeof (EFI_FV_BLOCK_MAP_ENTRY
),
65 RECOVERY_BOIS_BLOCK_NUM
,
75 // Systen NvStorage FVB
78 EFI_WINNT_RUNTIME_UPDATABLE_LENGTH
+ EFI_WINNT_FTW_SPARE_BLOCK_LENGTH
,
83 EFI_SYSTEM_NV_DATA_HOB_GUID
,
84 FVB_MEDIA_BLOCK_SIZE
* SYSTEM_NV_BLOCK_NUM
,
86 EFI_FVB_READ_ENABLED_CAP
|
88 EFI_FVB_WRITE_ENABLED_CAP
|
89 EFI_FVB_WRITE_STATUS
|
90 EFI_FVB_ERASE_POLARITY
,
91 sizeof (EFI_FIRMWARE_VOLUME_HEADER
) + sizeof (EFI_FV_BLOCK_MAP_ENTRY
),
112 OUT EFI_FIRMWARE_VOLUME_HEADER
**FvbInfo
117 for (Index
= 0; Index
< sizeof (mPlatformFvbMediaInfo
) / sizeof (EFI_FVB_MEDIA_INFO
); Index
+= 1) {
118 if (mPlatformFvbMediaInfo
[Index
].FvLength
== FvLength
) {
119 *FvbInfo
= &mPlatformFvbMediaInfo
[Index
].FvbInfo
;
124 return EFI_NOT_FOUND
;