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6ae81428 | 1 | /**@file\r |
55e6660f | 2 | \r |
8f2a5f80 | 3 | Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>\r |
9d2eedba | 4 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
55e6660f | 5 | \r |
6 | Module Name:\r | |
7 | \r | |
8 | FvbInfo.c\r | |
9 | \r | |
10 | Abstract:\r | |
11 | \r | |
12 | Defines data structure that is the volume header found.These data is intent\r | |
13 | to decouple FVB driver with FV header.\r | |
14 | \r | |
6ae81428 | 15 | **/\r |
55e6660f | 16 | \r |
17 | //\r | |
18 | // The package level header files this module uses\r | |
19 | //\r | |
20 | #include <PiDxe.h>\r | |
21 | #include <WinNtDxe.h>\r | |
22 | //\r | |
23 | // The protocols, PPI and GUID defintions for this module\r | |
24 | //\r | |
25 | #include <Guid/EventGroup.h>\r | |
26 | #include <Guid/FirmwareFileSystem2.h>\r | |
27 | #include <Guid/SystemNvDataGuid.h>\r | |
55e6660f | 28 | #include <Protocol/FirmwareVolumeBlock.h>\r |
55e6660f | 29 | #include <Protocol/DevicePath.h>\r |
30 | //\r | |
31 | // The Library classes this module consumes\r | |
32 | //\r | |
33 | #include <Library/UefiLib.h>\r | |
34 | #include <Library/UefiDriverEntryPoint.h>\r | |
35 | #include <Library/BaseLib.h>\r | |
36 | #include <Library/DxeServicesTableLib.h>\r | |
37 | #include <Library/UefiRuntimeLib.h>\r | |
38 | #include <Library/DebugLib.h>\r | |
39 | #include <Library/HobLib.h>\r | |
40 | #include <Library/BaseMemoryLib.h>\r | |
41 | #include <Library/MemoryAllocationLib.h>\r | |
42 | #include <Library/UefiBootServicesTableLib.h>\r | |
6d3aa33e | 43 | #include <Library/PcdLib.h>\r |
55e6660f | 44 | \r |
45 | typedef struct {\r | |
46 | UINT64 FvLength;\r | |
47 | EFI_FIRMWARE_VOLUME_HEADER FvbInfo;\r | |
48 | //\r | |
49 | // EFI_FV_BLOCK_MAP_ENTRY ExtraBlockMap[n];//n=0\r | |
50 | //\r | |
51 | EFI_FV_BLOCK_MAP_ENTRY End[1];\r | |
52 | } EFI_FVB_MEDIA_INFO;\r | |
53 | \r | |
55e6660f | 54 | EFI_FVB_MEDIA_INFO mPlatformFvbMediaInfo[] = {\r |
55 | //\r | |
56 | // Recovery BOIS FVB\r | |
57 | //\r | |
58 | {\r | |
6d3aa33e | 59 | FixedPcdGet32 (PcdWinNtFlashFvRecoverySize),\r |
55e6660f | 60 | {\r |
61 | {\r | |
62 | 0,\r | |
63 | }, // ZeroVector[16]\r | |
64 | EFI_FIRMWARE_FILE_SYSTEM2_GUID,\r | |
6d3aa33e | 65 | FixedPcdGet32 (PcdWinNtFlashFvRecoverySize),\r |
55e6660f | 66 | EFI_FVH_SIGNATURE,\r |
121ac757 LG |
67 | EFI_FVB2_MEMORY_MAPPED | \r |
68 | EFI_FVB2_READ_ENABLED_CAP |\r | |
55e6660f | 69 | EFI_FVB2_READ_STATUS |\r |
70 | EFI_FVB2_WRITE_ENABLED_CAP |\r | |
71 | EFI_FVB2_WRITE_STATUS |\r | |
121ac757 LG |
72 | EFI_FVB2_ERASE_POLARITY |\r |
73 | EFI_FVB2_ALIGNMENT_16,\r | |
55e6660f | 74 | sizeof (EFI_FIRMWARE_VOLUME_HEADER) + sizeof (EFI_FV_BLOCK_MAP_ENTRY),\r |
121ac757 LG |
75 | 0xE947, // CheckSum\r |
76 | 0, // ExtHeaderOffset\r | |
55e6660f | 77 | {\r |
78 | 0,\r | |
79 | }, // Reserved[1]\r | |
fc5f0e3f | 80 | 2, // Revision\r |
55e6660f | 81 | {\r |
6d3aa33e | 82 | FixedPcdGet32 (PcdWinNtFlashFvRecoverySize)/FixedPcdGet32 (PcdWinNtFirmwareBlockSize),\r |
83 | FixedPcdGet32 (PcdWinNtFirmwareBlockSize),\r | |
55e6660f | 84 | }\r |
85 | },\r | |
86 | {\r | |
87 | 0,\r | |
88 | 0\r | |
89 | }\r | |
90 | },\r | |
91 | //\r | |
92 | // Systen NvStorage FVB\r | |
93 | //\r | |
94 | {\r | |
6d3aa33e | 95 | FixedPcdGet32 (PcdFlashNvStorageVariableSize) +\r |
96 | FixedPcdGet32 (PcdFlashNvStorageFtwWorkingSize) +\r | |
97 | FixedPcdGet32 (PcdFlashNvStorageFtwSpareSize) +\r | |
98 | FixedPcdGet32 (PcdWinNtFlashNvStorageEventLogSize),\r | |
55e6660f | 99 | {\r |
100 | {\r | |
101 | 0,\r | |
102 | }, // ZeroVector[16]\r | |
627abd57 | 103 | EFI_SYSTEM_NV_DATA_FV_GUID,\r |
6d3aa33e | 104 | FixedPcdGet32 (PcdFlashNvStorageVariableSize) +\r |
105 | FixedPcdGet32 (PcdFlashNvStorageFtwWorkingSize) +\r | |
106 | FixedPcdGet32 (PcdFlashNvStorageFtwSpareSize) +\r | |
107 | FixedPcdGet32 (PcdWinNtFlashNvStorageEventLogSize),\r | |
55e6660f | 108 | EFI_FVH_SIGNATURE,\r |
121ac757 LG |
109 | EFI_FVB2_MEMORY_MAPPED | \r |
110 | EFI_FVB2_READ_ENABLED_CAP |\r | |
55e6660f | 111 | EFI_FVB2_READ_STATUS |\r |
112 | EFI_FVB2_WRITE_ENABLED_CAP |\r | |
113 | EFI_FVB2_WRITE_STATUS |\r | |
121ac757 LG |
114 | EFI_FVB2_ERASE_POLARITY |\r |
115 | EFI_FVB2_ALIGNMENT_16,\r | |
55e6660f | 116 | sizeof (EFI_FIRMWARE_VOLUME_HEADER) + sizeof (EFI_FV_BLOCK_MAP_ENTRY),\r |
121ac757 LG |
117 | 0xFBFF, // CheckSum\r |
118 | 0, // ExtHeaderOffset\r | |
55e6660f | 119 | {\r |
120 | 0,\r | |
121 | }, // Reserved[1]\r | |
fc5f0e3f | 122 | 2, // Revision\r |
55e6660f | 123 | {\r |
6d3aa33e | 124 | (FixedPcdGet32 (PcdFlashNvStorageVariableSize) +\r |
125 | FixedPcdGet32 (PcdFlashNvStorageFtwWorkingSize) +\r | |
126 | FixedPcdGet32 (PcdFlashNvStorageFtwSpareSize) +\r | |
127 | FixedPcdGet32 (PcdWinNtFlashNvStorageEventLogSize)) / FixedPcdGet32 (PcdWinNtFirmwareBlockSize),\r | |
128 | FixedPcdGet32 (PcdWinNtFirmwareBlockSize),\r | |
55e6660f | 129 | }\r |
130 | },\r | |
131 | {\r | |
132 | 0,\r | |
133 | 0\r | |
134 | }\r | |
135 | }\r | |
136 | };\r | |
137 | \r | |
138 | EFI_STATUS\r | |
139 | GetFvbInfo (\r | |
140 | IN UINT64 FvLength,\r | |
141 | OUT EFI_FIRMWARE_VOLUME_HEADER **FvbInfo\r | |
142 | )\r | |
143 | {\r | |
144 | UINTN Index;\r | |
145 | \r | |
146 | for (Index = 0; Index < sizeof (mPlatformFvbMediaInfo) / sizeof (EFI_FVB_MEDIA_INFO); Index += 1) {\r | |
147 | if (mPlatformFvbMediaInfo[Index].FvLength == FvLength) {\r | |
148 | *FvbInfo = &mPlatformFvbMediaInfo[Index].FvbInfo;\r | |
149 | return EFI_SUCCESS;\r | |
150 | }\r | |
151 | }\r | |
152 | \r | |
153 | return EFI_NOT_FOUND;\r | |
154 | }\r |