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615c6dd0 | 1 | /** @file\r |
b1f6a7c6 | 2 | Pei Core Firmware File System service routines.\r |
d1102dba | 3 | \r |
9ddd7d7a | 4 | Copyright (c) 2015 HP Development Company, L.P.\r |
467e1ffa | 5 | Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>\r |
9d510e61 | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
192f6d4c | 7 | \r |
615c6dd0 | 8 | **/\r |
192f6d4c | 9 | \r |
3b428ade | 10 | #include "FwVol.h"\r |
192f6d4c | 11 | \r |
1436aea4 | 12 | EFI_PEI_NOTIFY_DESCRIPTOR mNotifyOnFvInfoList[] = {\r |
c7935105 SZ |
13 | {\r |
14 | EFI_PEI_PPI_DESCRIPTOR_NOTIFY_CALLBACK,\r | |
15 | &gEfiPeiFirmwareVolumeInfoPpiGuid,\r | |
d39d1260 | 16 | FirmwareVolumeInfoPpiNotifyCallback\r |
c7935105 SZ |
17 | },\r |
18 | {\r | |
19 | (EFI_PEI_PPI_DESCRIPTOR_NOTIFY_CALLBACK | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r | |
20 | &gEfiPeiFirmwareVolumeInfo2PpiGuid,\r | |
d39d1260 | 21 | FirmwareVolumeInfoPpiNotifyCallback\r |
c7935105 | 22 | }\r |
b0d803fe | 23 | };\r |
24 | \r | |
1436aea4 | 25 | PEI_FW_VOL_INSTANCE mPeiFfs2FwVol = {\r |
890e5417 SZ |
26 | PEI_FW_VOL_SIGNATURE,\r |
27 | FALSE,\r | |
28 | {\r | |
29 | PeiFfsFvPpiProcessVolume,\r | |
30 | PeiFfsFvPpiFindFileByType,\r | |
31 | PeiFfsFvPpiFindFileByName,\r | |
32 | PeiFfsFvPpiGetFileInfo,\r | |
33 | PeiFfsFvPpiGetVolumeInfo,\r | |
c7935105 SZ |
34 | PeiFfsFvPpiFindSectionByType,\r |
35 | PeiFfsFvPpiGetFileInfo2,\r | |
36 | PeiFfsFvPpiFindSectionByType2,\r | |
37 | EFI_PEI_FIRMWARE_VOLUME_PPI_SIGNATURE,\r | |
38 | EFI_PEI_FIRMWARE_VOLUME_PPI_REVISION\r | |
890e5417 SZ |
39 | }\r |
40 | };\r | |
41 | \r | |
1436aea4 | 42 | PEI_FW_VOL_INSTANCE mPeiFfs3FwVol = {\r |
890e5417 SZ |
43 | PEI_FW_VOL_SIGNATURE,\r |
44 | TRUE,\r | |
45 | {\r | |
46 | PeiFfsFvPpiProcessVolume,\r | |
47 | PeiFfsFvPpiFindFileByType,\r | |
48 | PeiFfsFvPpiFindFileByName,\r | |
49 | PeiFfsFvPpiGetFileInfo,\r | |
50 | PeiFfsFvPpiGetVolumeInfo,\r | |
c7935105 SZ |
51 | PeiFfsFvPpiFindSectionByType,\r |
52 | PeiFfsFvPpiGetFileInfo2,\r | |
53 | PeiFfsFvPpiFindSectionByType2,\r | |
54 | EFI_PEI_FIRMWARE_VOLUME_PPI_SIGNATURE,\r | |
55 | EFI_PEI_FIRMWARE_VOLUME_PPI_REVISION\r | |
890e5417 | 56 | }\r |
3b428ade | 57 | };\r |
d1102dba | 58 | \r |
3b428ade | 59 | EFI_PEI_PPI_DESCRIPTOR mPeiFfs2FvPpiList = {\r |
60 | (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r | |
61 | &gEfiFirmwareFileSystem2Guid,\r | |
890e5417 SZ |
62 | &mPeiFfs2FwVol.Fv\r |
63 | };\r | |
64 | \r | |
65 | EFI_PEI_PPI_DESCRIPTOR mPeiFfs3FvPpiList = {\r | |
66 | (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r | |
67 | &gEfiFirmwareFileSystem3Guid,\r | |
68 | &mPeiFfs3FwVol.Fv\r | |
3b428ade | 69 | };\r |
795bb9b6 SZ |
70 | \r |
71 | /**\r | |
e411f8ca SZ |
72 | Required Alignment Alignment Value in FFS FFS_ATTRIB_DATA_ALIGNMENT2 Alignment Value in\r |
73 | (bytes) Attributes Field in FFS Attributes Field Firmware Volume Interfaces\r | |
74 | 1 0 0 0\r | |
75 | 16 1 0 4\r | |
76 | 128 2 0 7\r | |
77 | 512 3 0 9\r | |
78 | 1 KB 4 0 10\r | |
79 | 4 KB 5 0 12\r | |
80 | 32 KB 6 0 15\r | |
81 | 64 KB 7 0 16\r | |
82 | 128 KB 0 1 17\r | |
83 | 256 KB 1 1 18\r | |
84 | 512 KB 2 1 19\r | |
85 | 1 MB 3 1 20\r | |
86 | 2 MB 4 1 21\r | |
87 | 4 MB 5 1 22\r | |
88 | 8 MB 6 1 23\r | |
89 | 16 MB 7 1 24\r | |
795bb9b6 | 90 | **/\r |
1436aea4 MK |
91 | UINT8 mFvAttributes[] = { 0, 4, 7, 9, 10, 12, 15, 16 };\r |
92 | UINT8 mFvAttributes2[] = { 17, 18, 19, 20, 21, 22, 23, 24 };\r | |
795bb9b6 SZ |
93 | \r |
94 | /**\r | |
95 | Convert the FFS File Attributes to FV File Attributes\r | |
96 | \r | |
97 | @param FfsAttributes The attributes of UINT8 type.\r | |
98 | \r | |
99 | @return The attributes of EFI_FV_FILE_ATTRIBUTES\r | |
100 | \r | |
101 | **/\r | |
102 | EFI_FV_FILE_ATTRIBUTES\r | |
103 | FfsAttributes2FvFileAttributes (\r | |
1436aea4 | 104 | IN EFI_FFS_FILE_ATTRIBUTES FfsAttributes\r |
795bb9b6 SZ |
105 | )\r |
106 | {\r | |
1436aea4 MK |
107 | UINT8 DataAlignment;\r |
108 | EFI_FV_FILE_ATTRIBUTES FileAttribute;\r | |
795bb9b6 | 109 | \r |
1436aea4 | 110 | DataAlignment = (UINT8)((FfsAttributes & FFS_ATTRIB_DATA_ALIGNMENT) >> 3);\r |
795bb9b6 SZ |
111 | ASSERT (DataAlignment < 8);\r |
112 | \r | |
e411f8ca | 113 | if ((FfsAttributes & FFS_ATTRIB_DATA_ALIGNMENT_2) != 0) {\r |
1436aea4 | 114 | FileAttribute = (EFI_FV_FILE_ATTRIBUTES)mFvAttributes2[DataAlignment];\r |
e411f8ca | 115 | } else {\r |
1436aea4 | 116 | FileAttribute = (EFI_FV_FILE_ATTRIBUTES)mFvAttributes[DataAlignment];\r |
e411f8ca | 117 | }\r |
795bb9b6 SZ |
118 | \r |
119 | if ((FfsAttributes & FFS_ATTRIB_FIXED) == FFS_ATTRIB_FIXED) {\r | |
120 | FileAttribute |= EFI_FV_FILE_ATTRIB_FIXED;\r | |
121 | }\r | |
122 | \r | |
123 | return FileAttribute;\r | |
124 | }\r | |
125 | \r | |
b1f6a7c6 | 126 | /**\r |
ed299e3c | 127 | Returns the file state set by the highest zero bit in the State field\r |
192f6d4c | 128 | \r |
b1f6a7c6 | 129 | @param ErasePolarity Erase Polarity as defined by EFI_FVB2_ERASE_POLARITY\r |
130 | in the Attributes field.\r | |
131 | @param FfsHeader Pointer to FFS File Header.\r | |
192f6d4c | 132 | \r |
d1102dba | 133 | @retval EFI_FFS_FILE_STATE File state is set by the highest none zero bit\r |
ed299e3c | 134 | in the header State field.\r |
b1f6a7c6 | 135 | **/\r |
136 | EFI_FFS_FILE_STATE\r | |
1436aea4 | 137 | GetFileState (\r |
b1f6a7c6 | 138 | IN UINT8 ErasePolarity,\r |
139 | IN EFI_FFS_FILE_HEADER *FfsHeader\r | |
140 | )\r | |
192f6d4c | 141 | {\r |
142 | EFI_FFS_FILE_STATE FileState;\r | |
143 | EFI_FFS_FILE_STATE HighestBit;\r | |
144 | \r | |
145 | FileState = FfsHeader->State;\r | |
146 | \r | |
147 | if (ErasePolarity != 0) {\r | |
1436aea4 | 148 | FileState = (EFI_FFS_FILE_STATE) ~FileState;\r |
192f6d4c | 149 | }\r |
d1102dba | 150 | \r |
ed299e3c LG |
151 | //\r |
152 | // Get file state set by its highest none zero bit.\r | |
153 | //\r | |
192f6d4c | 154 | HighestBit = 0x80;\r |
155 | while (HighestBit != 0 && (HighestBit & FileState) == 0) {\r | |
156 | HighestBit >>= 1;\r | |
157 | }\r | |
158 | \r | |
159 | return HighestBit;\r | |
d1102dba | 160 | }\r |
192f6d4c | 161 | \r |
b1f6a7c6 | 162 | /**\r |
163 | Calculates the checksum of the header of a file.\r | |
164 | \r | |
165 | @param FileHeader Pointer to FFS File Header.\r | |
166 | \r | |
167 | @return Checksum of the header.\r | |
b1f6a7c6 | 168 | Zero means the header is good.\r |
169 | Non-zero means the header is bad.\r | |
170 | **/\r | |
192f6d4c | 171 | UINT8\r |
172 | CalculateHeaderChecksum (\r | |
173 | IN EFI_FFS_FILE_HEADER *FileHeader\r | |
174 | )\r | |
192f6d4c | 175 | {\r |
1436aea4 | 176 | EFI_FFS_FILE_HEADER2 TestFileHeader;\r |
192f6d4c | 177 | \r |
890e5417 SZ |
178 | if (IS_FFS_FILE2 (FileHeader)) {\r |
179 | CopyMem (&TestFileHeader, FileHeader, sizeof (EFI_FFS_FILE_HEADER2));\r | |
180 | //\r | |
93b8ed68 | 181 | // Ignore State and File field in FFS header.\r |
890e5417 | 182 | //\r |
1436aea4 | 183 | TestFileHeader.State = 0;\r |
890e5417 SZ |
184 | TestFileHeader.IntegrityCheck.Checksum.File = 0;\r |
185 | \r | |
1436aea4 | 186 | return CalculateSum8 ((CONST UINT8 *)&TestFileHeader, sizeof (EFI_FFS_FILE_HEADER2));\r |
890e5417 SZ |
187 | } else {\r |
188 | CopyMem (&TestFileHeader, FileHeader, sizeof (EFI_FFS_FILE_HEADER));\r | |
189 | //\r | |
93b8ed68 | 190 | // Ignore State and File field in FFS header.\r |
890e5417 | 191 | //\r |
1436aea4 | 192 | TestFileHeader.State = 0;\r |
890e5417 SZ |
193 | TestFileHeader.IntegrityCheck.Checksum.File = 0;\r |
194 | \r | |
1436aea4 | 195 | return CalculateSum8 ((CONST UINT8 *)&TestFileHeader, sizeof (EFI_FFS_FILE_HEADER));\r |
890e5417 | 196 | }\r |
192f6d4c | 197 | }\r |
198 | \r | |
b1f6a7c6 | 199 | /**\r |
3b428ade | 200 | Find FV handler according to FileHandle in that FV.\r |
b1f6a7c6 | 201 | \r |
202 | @param FileHandle Handle of file image\r | |
d1102dba | 203 | \r |
3b428ade | 204 | @return Pointer to instance of PEI_CORE_FV_HANDLE.\r |
b1f6a7c6 | 205 | **/\r |
1436aea4 | 206 | PEI_CORE_FV_HANDLE *\r |
3b428ade | 207 | FileHandleToVolume (\r |
1436aea4 | 208 | IN EFI_PEI_FILE_HANDLE FileHandle\r |
b0d803fe | 209 | )\r |
210 | {\r | |
211 | UINTN Index;\r | |
212 | PEI_CORE_INSTANCE *PrivateData;\r | |
213 | EFI_FIRMWARE_VOLUME_HEADER *FwVolHeader;\r | |
01d3a570 | 214 | UINTN BestIndex;\r |
b0d803fe | 215 | \r |
216 | PrivateData = PEI_CORE_INSTANCE_FROM_PS_THIS (GetPeiServicesTablePointer ());\r | |
01d3a570 | 217 | BestIndex = PrivateData->FvCount;\r |
d1102dba | 218 | \r |
01d3a570 LG |
219 | //\r |
220 | // Find the best matched FV image that includes this FileHandle.\r | |
d1102dba | 221 | // FV may include the child FV, and they are in the same continuous space.\r |
01d3a570 LG |
222 | // If FileHandle is from the child FV, the updated logic can find its matched FV.\r |
223 | //\r | |
b0d803fe | 224 | for (Index = 0; Index < PrivateData->FvCount; Index++) {\r |
225 | FwVolHeader = PrivateData->Fv[Index].FvHeader;\r | |
1436aea4 MK |
226 | if (((UINT64)(UINTN)FileHandle > (UINT64)(UINTN)FwVolHeader) && \\r |
227 | ((UINT64)(UINTN)FileHandle <= ((UINT64)(UINTN)FwVolHeader + FwVolHeader->FvLength - 1)))\r | |
228 | {\r | |
01d3a570 LG |
229 | if (BestIndex == PrivateData->FvCount) {\r |
230 | BestIndex = Index;\r | |
231 | } else {\r | |
1436aea4 | 232 | if ((UINT64)(UINTN)PrivateData->Fv[BestIndex].FvHeader < (UINT64)(UINTN)FwVolHeader) {\r |
01d3a570 LG |
233 | BestIndex = Index;\r |
234 | }\r | |
235 | }\r | |
b0d803fe | 236 | }\r |
237 | }\r | |
01d3a570 LG |
238 | \r |
239 | if (BestIndex < PrivateData->FvCount) {\r | |
240 | return &PrivateData->Fv[BestIndex];\r | |
241 | }\r | |
242 | \r | |
3b428ade | 243 | return NULL;\r |
b0d803fe | 244 | }\r |
245 | \r | |
b1f6a7c6 | 246 | /**\r |
ed299e3c | 247 | Given the input file pointer, search for the first matching file in the\r |
b1f6a7c6 | 248 | FFS volume as defined by SearchType. The search starts from FileHeader inside\r |
249 | the Firmware Volume defined by FwVolHeader.\r | |
ed299e3c | 250 | If SearchType is EFI_FV_FILETYPE_ALL, the first FFS file will return without check its file type.\r |
d1102dba LG |
251 | If SearchType is PEI_CORE_INTERNAL_FFS_FILE_DISPATCH_TYPE,\r |
252 | the first PEIM, or COMBINED PEIM or FV file type FFS file will return.\r | |
b1f6a7c6 | 253 | \r |
254 | @param FvHandle Pointer to the FV header of the volume to search\r | |
255 | @param FileName File name\r | |
256 | @param SearchType Filter to find only files of this type.\r | |
257 | Type EFI_FV_FILETYPE_ALL causes no filtering to be done.\r | |
258 | @param FileHandle This parameter must point to a valid FFS volume.\r | |
259 | @param AprioriFile Pointer to AprioriFile image in this FV if has\r | |
b0d803fe | 260 | \r |
b1f6a7c6 | 261 | @return EFI_NOT_FOUND No files matching the search criteria were found\r |
262 | @retval EFI_SUCCESS Success to search given file\r | |
263 | \r | |
264 | **/\r | |
192f6d4c | 265 | EFI_STATUS\r |
3b428ade | 266 | FindFileEx (\r |
1436aea4 MK |
267 | IN CONST EFI_PEI_FV_HANDLE FvHandle,\r |
268 | IN CONST EFI_GUID *FileName OPTIONAL,\r | |
269 | IN EFI_FV_FILETYPE SearchType,\r | |
270 | IN OUT EFI_PEI_FILE_HANDLE *FileHandle,\r | |
271 | IN OUT EFI_PEI_FILE_HANDLE *AprioriFile OPTIONAL\r | |
192f6d4c | 272 | )\r |
192f6d4c | 273 | {\r |
1436aea4 MK |
274 | EFI_FIRMWARE_VOLUME_HEADER *FwVolHeader;\r |
275 | EFI_FIRMWARE_VOLUME_EXT_HEADER *FwVolExtHeader;\r | |
276 | EFI_FFS_FILE_HEADER **FileHeader;\r | |
277 | EFI_FFS_FILE_HEADER *FfsFileHeader;\r | |
278 | UINT32 FileLength;\r | |
279 | UINT32 FileOccupiedSize;\r | |
280 | UINT32 FileOffset;\r | |
281 | UINT64 FvLength;\r | |
282 | UINT8 ErasePolarity;\r | |
283 | UINT8 FileState;\r | |
284 | UINT8 DataCheckSum;\r | |
285 | BOOLEAN IsFfs3Fv;\r | |
d1102dba | 286 | \r |
3b428ade | 287 | //\r |
288 | // Convert the handle of FV to FV header for memory-mapped firmware volume\r | |
289 | //\r | |
1436aea4 | 290 | FwVolHeader = (EFI_FIRMWARE_VOLUME_HEADER *)FvHandle;\r |
b0d803fe | 291 | FileHeader = (EFI_FFS_FILE_HEADER **)FileHandle;\r |
192f6d4c | 292 | \r |
890e5417 SZ |
293 | IsFfs3Fv = CompareGuid (&FwVolHeader->FileSystemGuid, &gEfiFirmwareFileSystem3Guid);\r |
294 | \r | |
192f6d4c | 295 | FvLength = FwVolHeader->FvLength;\r |
d976bf31 | 296 | if ((FwVolHeader->Attributes & EFI_FVB2_ERASE_POLARITY) != 0) {\r |
192f6d4c | 297 | ErasePolarity = 1;\r |
298 | } else {\r | |
299 | ErasePolarity = 0;\r | |
300 | }\r | |
d1102dba | 301 | \r |
192f6d4c | 302 | //\r |
b0d803fe | 303 | // If FileHeader is not specified (NULL) or FileName is not NULL,\r |
304 | // start with the first file in the firmware volume. Otherwise,\r | |
305 | // start from the FileHeader.\r | |
192f6d4c | 306 | //\r |
b0d803fe | 307 | if ((*FileHeader == NULL) || (FileName != NULL)) {\r |
f95f107c SZ |
308 | if (FwVolHeader->ExtHeaderOffset != 0) {\r |
309 | //\r | |
310 | // Searching for files starts on an 8 byte aligned boundary after the end of the Extended Header if it exists.\r | |
311 | //\r | |
1436aea4 MK |
312 | FwVolExtHeader = (EFI_FIRMWARE_VOLUME_EXT_HEADER *)((UINT8 *)FwVolHeader + FwVolHeader->ExtHeaderOffset);\r |
313 | FfsFileHeader = (EFI_FFS_FILE_HEADER *)((UINT8 *)FwVolExtHeader + FwVolExtHeader->ExtHeaderSize);\r | |
f95f107c | 314 | } else {\r |
1436aea4 | 315 | FfsFileHeader = (EFI_FFS_FILE_HEADER *)((UINT8 *)FwVolHeader + FwVolHeader->HeaderLength);\r |
f95f107c | 316 | }\r |
1436aea4 MK |
317 | \r |
318 | FfsFileHeader = (EFI_FFS_FILE_HEADER *)ALIGN_POINTER (FfsFileHeader, 8);\r | |
192f6d4c | 319 | } else {\r |
890e5417 SZ |
320 | if (IS_FFS_FILE2 (*FileHeader)) {\r |
321 | if (!IsFfs3Fv) {\r | |
87000d77 | 322 | DEBUG ((DEBUG_ERROR, "It is a FFS3 formatted file: %g in a non-FFS3 formatted FV.\n", &(*FileHeader)->Name));\r |
890e5417 | 323 | }\r |
1436aea4 | 324 | \r |
890e5417 SZ |
325 | FileLength = FFS_FILE2_SIZE (*FileHeader);\r |
326 | ASSERT (FileLength > 0x00FFFFFF);\r | |
327 | } else {\r | |
328 | FileLength = FFS_FILE_SIZE (*FileHeader);\r | |
329 | }\r | |
1436aea4 | 330 | \r |
192f6d4c | 331 | //\r |
192f6d4c | 332 | // FileLength is adjusted to FileOccupiedSize as it is 8 byte aligned.\r |
333 | //\r | |
b0d803fe | 334 | FileOccupiedSize = GET_OCCUPIED_SIZE (FileLength, 8);\r |
1436aea4 | 335 | FfsFileHeader = (EFI_FFS_FILE_HEADER *)((UINT8 *)*FileHeader + FileOccupiedSize);\r |
192f6d4c | 336 | }\r |
d1102dba | 337 | \r |
1436aea4 | 338 | FileOffset = (UINT32)((UINT8 *)FfsFileHeader - (UINT8 *)FwVolHeader);\r |
192f6d4c | 339 | ASSERT (FileOffset <= 0xFFFFFFFF);\r |
e98cd821 | 340 | \r |
b0d803fe | 341 | while (FileOffset < (FvLength - sizeof (EFI_FFS_FILE_HEADER))) {\r |
192f6d4c | 342 | //\r |
d1102dba | 343 | // Get FileState which is the highest bit of the State\r |
192f6d4c | 344 | //\r |
345 | FileState = GetFileState (ErasePolarity, FfsFileHeader);\r | |
192f6d4c | 346 | switch (FileState) {\r |
1436aea4 MK |
347 | case EFI_FILE_HEADER_CONSTRUCTION:\r |
348 | case EFI_FILE_HEADER_INVALID:\r | |
349 | if (IS_FFS_FILE2 (FfsFileHeader)) {\r | |
350 | if (!IsFfs3Fv) {\r | |
351 | DEBUG ((DEBUG_ERROR, "Found a FFS3 formatted file: %g in a non-FFS3 formatted FV.\n", &FfsFileHeader->Name));\r | |
352 | }\r | |
192f6d4c | 353 | \r |
1436aea4 MK |
354 | FileOffset += sizeof (EFI_FFS_FILE_HEADER2);\r |
355 | FfsFileHeader = (EFI_FFS_FILE_HEADER *)((UINT8 *)FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER2));\r | |
356 | } else {\r | |
357 | FileOffset += sizeof (EFI_FFS_FILE_HEADER);\r | |
358 | FfsFileHeader = (EFI_FFS_FILE_HEADER *)((UINT8 *)FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER));\r | |
890e5417 | 359 | }\r |
d1102dba | 360 | \r |
1436aea4 | 361 | break;\r |
b0d803fe | 362 | \r |
1436aea4 MK |
363 | case EFI_FILE_DATA_VALID:\r |
364 | case EFI_FILE_MARKED_FOR_UPDATE:\r | |
365 | if (CalculateHeaderChecksum (FfsFileHeader) != 0) {\r | |
366 | ASSERT (FALSE);\r | |
367 | *FileHeader = NULL;\r | |
368 | return EFI_NOT_FOUND;\r | |
890e5417 | 369 | }\r |
b0d803fe | 370 | \r |
890e5417 | 371 | if (IS_FFS_FILE2 (FfsFileHeader)) {\r |
1436aea4 MK |
372 | FileLength = FFS_FILE2_SIZE (FfsFileHeader);\r |
373 | ASSERT (FileLength > 0x00FFFFFF);\r | |
374 | FileOccupiedSize = GET_OCCUPIED_SIZE (FileLength, 8);\r | |
375 | if (!IsFfs3Fv) {\r | |
376 | DEBUG ((DEBUG_ERROR, "Found a FFS3 formatted file: %g in a non-FFS3 formatted FV.\n", &FfsFileHeader->Name));\r | |
377 | FileOffset += FileOccupiedSize;\r | |
378 | FfsFileHeader = (EFI_FFS_FILE_HEADER *)((UINT8 *)FfsFileHeader + FileOccupiedSize);\r | |
379 | break;\r | |
380 | }\r | |
890e5417 | 381 | } else {\r |
1436aea4 MK |
382 | FileLength = FFS_FILE_SIZE (FfsFileHeader);\r |
383 | FileOccupiedSize = GET_OCCUPIED_SIZE (FileLength, 8);\r | |
890e5417 | 384 | }\r |
89cd8129 | 385 | \r |
1436aea4 MK |
386 | DataCheckSum = FFS_FIXED_CHECKSUM;\r |
387 | if ((FfsFileHeader->Attributes & FFS_ATTRIB_CHECKSUM) == FFS_ATTRIB_CHECKSUM) {\r | |
388 | if (IS_FFS_FILE2 (FfsFileHeader)) {\r | |
389 | DataCheckSum = CalculateCheckSum8 ((CONST UINT8 *)FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER2), FileLength - sizeof (EFI_FFS_FILE_HEADER2));\r | |
390 | } else {\r | |
391 | DataCheckSum = CalculateCheckSum8 ((CONST UINT8 *)FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER), FileLength - sizeof (EFI_FFS_FILE_HEADER));\r | |
392 | }\r | |
b0d803fe | 393 | }\r |
d1102dba | 394 | \r |
1436aea4 MK |
395 | if (FfsFileHeader->IntegrityCheck.Checksum.File != DataCheckSum) {\r |
396 | ASSERT (FALSE);\r | |
397 | *FileHeader = NULL;\r | |
398 | return EFI_NOT_FOUND;\r | |
399 | }\r | |
400 | \r | |
401 | if (FileName != NULL) {\r | |
402 | if (CompareGuid (&FfsFileHeader->Name, (EFI_GUID *)FileName)) {\r | |
403 | *FileHeader = FfsFileHeader;\r | |
404 | return EFI_SUCCESS;\r | |
405 | }\r | |
406 | } else if (SearchType == PEI_CORE_INTERNAL_FFS_FILE_DISPATCH_TYPE) {\r | |
407 | if ((FfsFileHeader->Type == EFI_FV_FILETYPE_PEIM) ||\r | |
408 | (FfsFileHeader->Type == EFI_FV_FILETYPE_COMBINED_PEIM_DRIVER) ||\r | |
409 | (FfsFileHeader->Type == EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE))\r | |
410 | {\r | |
411 | *FileHeader = FfsFileHeader;\r | |
412 | return EFI_SUCCESS;\r | |
413 | } else if (AprioriFile != NULL) {\r | |
414 | if (FfsFileHeader->Type == EFI_FV_FILETYPE_FREEFORM) {\r | |
415 | if (CompareGuid (&FfsFileHeader->Name, &gPeiAprioriFileNameGuid)) {\r | |
416 | *AprioriFile = (EFI_PEI_FILE_HANDLE)FfsFileHeader;\r | |
417 | }\r | |
d1102dba LG |
418 | }\r |
419 | }\r | |
1436aea4 MK |
420 | } else if (((SearchType == FfsFileHeader->Type) || (SearchType == EFI_FV_FILETYPE_ALL)) &&\r |
421 | (FfsFileHeader->Type != EFI_FV_FILETYPE_FFS_PAD))\r | |
422 | {\r | |
423 | *FileHeader = FfsFileHeader;\r | |
424 | return EFI_SUCCESS;\r | |
b0d803fe | 425 | }\r |
b0d803fe | 426 | \r |
1436aea4 MK |
427 | FileOffset += FileOccupiedSize;\r |
428 | FfsFileHeader = (EFI_FFS_FILE_HEADER *)((UINT8 *)FfsFileHeader + FileOccupiedSize);\r | |
429 | break;\r | |
d1102dba | 430 | \r |
1436aea4 MK |
431 | case EFI_FILE_DELETED:\r |
432 | if (IS_FFS_FILE2 (FfsFileHeader)) {\r | |
433 | if (!IsFfs3Fv) {\r | |
434 | DEBUG ((DEBUG_ERROR, "Found a FFS3 formatted file: %g in a non-FFS3 formatted FV.\n", &FfsFileHeader->Name));\r | |
435 | }\r | |
436 | \r | |
437 | FileLength = FFS_FILE2_SIZE (FfsFileHeader);\r | |
438 | ASSERT (FileLength > 0x00FFFFFF);\r | |
439 | } else {\r | |
440 | FileLength = FFS_FILE_SIZE (FfsFileHeader);\r | |
890e5417 | 441 | }\r |
192f6d4c | 442 | \r |
1436aea4 MK |
443 | FileOccupiedSize = GET_OCCUPIED_SIZE (FileLength, 8);\r |
444 | FileOffset += FileOccupiedSize;\r | |
445 | FfsFileHeader = (EFI_FFS_FILE_HEADER *)((UINT8 *)FfsFileHeader + FileOccupiedSize);\r | |
446 | break;\r | |
447 | \r | |
448 | default:\r | |
449 | *FileHeader = NULL;\r | |
450 | return EFI_NOT_FOUND;\r | |
d1102dba | 451 | }\r |
192f6d4c | 452 | }\r |
d1102dba | 453 | \r |
e98cd821 | 454 | *FileHeader = NULL;\r |
d1102dba | 455 | return EFI_NOT_FOUND;\r |
192f6d4c | 456 | }\r |
457 | \r | |
b1f6a7c6 | 458 | /**\r |
d39d1260 | 459 | Initialize PeiCore FV List.\r |
b1f6a7c6 | 460 | \r |
b1f6a7c6 | 461 | @param PrivateData - Pointer to PEI_CORE_INSTANCE.\r |
462 | @param SecCoreData - Pointer to EFI_SEC_PEI_HAND_OFF.\r | |
b1f6a7c6 | 463 | **/\r |
d1102dba | 464 | VOID\r |
b0d803fe | 465 | PeiInitializeFv (\r |
1436aea4 MK |
466 | IN PEI_CORE_INSTANCE *PrivateData,\r |
467 | IN CONST EFI_SEC_PEI_HAND_OFF *SecCoreData\r | |
b0d803fe | 468 | )\r |
b0d803fe | 469 | {\r |
1436aea4 MK |
470 | EFI_STATUS Status;\r |
471 | EFI_PEI_FIRMWARE_VOLUME_PPI *FvPpi;\r | |
472 | EFI_PEI_FV_HANDLE FvHandle;\r | |
473 | EFI_FIRMWARE_VOLUME_HEADER *BfvHeader;\r | |
d1102dba | 474 | \r |
b0d803fe | 475 | //\r |
3b428ade | 476 | // Install FV_PPI for FFS2 file system.\r |
b0d803fe | 477 | //\r |
3b428ade | 478 | PeiServicesInstallPpi (&mPeiFfs2FvPpiList);\r |
890e5417 SZ |
479 | \r |
480 | //\r | |
481 | // Install FV_PPI for FFS3 file system.\r | |
482 | //\r | |
483 | PeiServicesInstallPpi (&mPeiFfs3FvPpiList);\r | |
484 | \r | |
3b428ade | 485 | BfvHeader = (EFI_FIRMWARE_VOLUME_HEADER *)SecCoreData->BootFirmwareVolumeBase;\r |
d1102dba | 486 | \r |
3b428ade | 487 | //\r |
488 | // The FV_PPI in BFV's format should be installed.\r | |
489 | //\r | |
490 | Status = PeiServicesLocatePpi (\r | |
491 | &BfvHeader->FileSystemGuid,\r | |
492 | 0,\r | |
493 | NULL,\r | |
1436aea4 | 494 | (VOID **)&FvPpi\r |
3b428ade | 495 | );\r |
496 | ASSERT_EFI_ERROR (Status);\r | |
d1102dba | 497 | \r |
3b428ade | 498 | //\r |
499 | // Get handle of BFV\r | |
500 | //\r | |
38c977c1 MW |
501 | Status = FvPpi->ProcessVolume (\r |
502 | FvPpi,\r | |
503 | SecCoreData->BootFirmwareVolumeBase,\r | |
504 | (UINTN)BfvHeader->FvLength,\r | |
505 | &FvHandle\r | |
506 | );\r | |
507 | ASSERT_EFI_ERROR (Status);\r | |
dc6f9b35 | 508 | \r |
111e6c92 SZ |
509 | PrivateData->Fv = AllocateZeroPool (sizeof (PEI_CORE_FV_HANDLE) * FV_GROWTH_STEP);\r |
510 | ASSERT (PrivateData->Fv != NULL);\r | |
511 | PrivateData->MaxFvCount = FV_GROWTH_STEP;\r | |
512 | \r | |
dc6f9b35 | 513 | //\r |
514 | // Update internal PEI_CORE_FV array.\r | |
515 | //\r | |
1436aea4 MK |
516 | PrivateData->Fv[PrivateData->FvCount].FvHeader = BfvHeader;\r |
517 | PrivateData->Fv[PrivateData->FvCount].FvPpi = FvPpi;\r | |
518 | PrivateData->Fv[PrivateData->FvCount].FvHandle = FvHandle;\r | |
c7935105 | 519 | PrivateData->Fv[PrivateData->FvCount].AuthenticationStatus = 0;\r |
dc6f9b35 | 520 | DEBUG ((\r |
87000d77 | 521 | DEBUG_INFO,\r |
d1102dba | 522 | "The %dth FV start address is 0x%11p, size is 0x%08x, handle is 0x%p\n",\r |
1436aea4 MK |
523 | (UINT32)PrivateData->FvCount,\r |
524 | (VOID *)BfvHeader,\r | |
525 | (UINT32)BfvHeader->FvLength,\r | |
dc6f9b35 | 526 | FvHandle\r |
d1102dba | 527 | ));\r |
1436aea4 | 528 | PrivateData->FvCount++;\r |
d1102dba | 529 | \r |
b0d803fe | 530 | //\r |
c7935105 | 531 | // Post a call-back for the FvInfoPPI and FvInfo2PPI services to expose\r |
d39d1260 | 532 | // additional FVs to PeiCore.\r |
b0d803fe | 533 | //\r |
c7935105 | 534 | Status = PeiServicesNotifyPpi (mNotifyOnFvInfoList);\r |
b0d803fe | 535 | ASSERT_EFI_ERROR (Status);\r |
b0d803fe | 536 | }\r |
d1102dba | 537 | \r |
b1f6a7c6 | 538 | /**\r |
d39d1260 | 539 | Process Firmware Volume Information once FvInfoPPI or FvInfo2PPI install.\r |
ed299e3c | 540 | The FV Info will be registered into PeiCore private data structure.\r |
c7935105 | 541 | And search the inside FV image, if found, the new FV INFO(2) PPI will be installed.\r |
b1f6a7c6 | 542 | \r |
ed299e3c | 543 | @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation\r |
731bd38e | 544 | @param NotifyDescriptor Address of the notification descriptor data structure.\r |
545 | @param Ppi Address of the PPI that was installed.\r | |
b1f6a7c6 | 546 | \r |
ed299e3c | 547 | @retval EFI_SUCCESS The FV Info is registered into PeiCore private data structure.\r |
d39d1260 | 548 | @return if not EFI_SUCCESS, fail to verify FV.\r |
b1f6a7c6 | 549 | \r |
550 | **/\r | |
b0d803fe | 551 | EFI_STATUS\r |
552 | EFIAPI\r | |
d39d1260 | 553 | FirmwareVolumeInfoPpiNotifyCallback (\r |
1436aea4 MK |
554 | IN EFI_PEI_SERVICES **PeiServices,\r |
555 | IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDescriptor,\r | |
556 | IN VOID *Ppi\r | |
b0d803fe | 557 | )\r |
b0d803fe | 558 | {\r |
1436aea4 MK |
559 | EFI_PEI_FIRMWARE_VOLUME_INFO2_PPI FvInfo2Ppi;\r |
560 | EFI_PEI_FIRMWARE_VOLUME_PPI *FvPpi;\r | |
561 | PEI_CORE_INSTANCE *PrivateData;\r | |
562 | EFI_STATUS Status;\r | |
563 | EFI_PEI_FV_HANDLE FvHandle;\r | |
564 | UINTN FvIndex;\r | |
565 | EFI_PEI_FILE_HANDLE FileHandle;\r | |
566 | VOID *DepexData;\r | |
567 | BOOLEAN IsFvInfo2;\r | |
568 | UINTN CurFvCount;\r | |
569 | VOID *TempPtr;\r | |
570 | \r | |
571 | Status = EFI_SUCCESS;\r | |
572 | PrivateData = PEI_CORE_INSTANCE_FROM_PS_THIS (PeiServices);\r | |
b0d803fe | 573 | \r |
c7935105 SZ |
574 | if (CompareGuid (NotifyDescriptor->Guid, &gEfiPeiFirmwareVolumeInfo2PpiGuid)) {\r |
575 | //\r | |
576 | // It is FvInfo2PPI.\r | |
577 | //\r | |
578 | CopyMem (&FvInfo2Ppi, Ppi, sizeof (EFI_PEI_FIRMWARE_VOLUME_INFO2_PPI));\r | |
387208ab | 579 | IsFvInfo2 = TRUE;\r |
c7935105 SZ |
580 | } else {\r |
581 | //\r | |
582 | // It is FvInfoPPI.\r | |
583 | //\r | |
584 | CopyMem (&FvInfo2Ppi, Ppi, sizeof (EFI_PEI_FIRMWARE_VOLUME_INFO_PPI));\r | |
585 | FvInfo2Ppi.AuthenticationStatus = 0;\r | |
1436aea4 | 586 | IsFvInfo2 = FALSE;\r |
c7935105 | 587 | }\r |
b0d803fe | 588 | \r |
7bd39462 SZ |
589 | if (CompareGuid (&FvInfo2Ppi.FvFormat, &gEfiFirmwareFileSystem2Guid)) {\r |
590 | //\r | |
591 | // gEfiFirmwareFileSystem2Guid is specified for FvFormat, then here to check the\r | |
592 | // FileSystemGuid pointed by FvInfo against gEfiFirmwareFileSystem2Guid to make sure\r | |
593 | // FvInfo has the firmware file system 2 format.\r | |
594 | //\r | |
595 | // If the ASSERT really appears, FvFormat needs to be specified correctly, for example,\r | |
596 | // gEfiFirmwareFileSystem3Guid can be used for firmware file system 3 format, or\r | |
597 | // ((EFI_FIRMWARE_VOLUME_HEADER *) FvInfo)->FileSystemGuid can be just used for both\r | |
598 | // firmware file system 2 and 3 format.\r | |
599 | //\r | |
1436aea4 | 600 | ASSERT (CompareGuid (&(((EFI_FIRMWARE_VOLUME_HEADER *)FvInfo2Ppi.FvInfo)->FileSystemGuid), &gEfiFirmwareFileSystem2Guid));\r |
7bd39462 SZ |
601 | }\r |
602 | \r | |
97b2c9b5 | 603 | //\r |
d3add11e | 604 | // Locate the corresponding FV_PPI according to the format GUID of the FV found\r |
97b2c9b5 | 605 | //\r |
3b428ade | 606 | Status = PeiServicesLocatePpi (\r |
c7935105 SZ |
607 | &FvInfo2Ppi.FvFormat,\r |
608 | 0,\r | |
3b428ade | 609 | NULL,\r |
1436aea4 | 610 | (VOID **)&FvPpi\r |
3b428ade | 611 | );\r |
612 | if (!EFI_ERROR (Status)) {\r | |
613 | //\r | |
614 | // Process new found FV and get FV handle.\r | |
615 | //\r | |
c7935105 | 616 | Status = FvPpi->ProcessVolume (FvPpi, FvInfo2Ppi.FvInfo, FvInfo2Ppi.FvInfoSize, &FvHandle);\r |
3b428ade | 617 | if (EFI_ERROR (Status)) {\r |
87000d77 | 618 | DEBUG ((DEBUG_ERROR, "Fail to process new found FV, FV may be corrupted!\n"));\r |
6a1ae84a | 619 | return Status;\r |
620 | }\r | |
dc6f9b35 | 621 | \r |
622 | //\r | |
623 | // Check whether the FV has already been processed.\r | |
624 | //\r | |
1436aea4 | 625 | for (FvIndex = 0; FvIndex < PrivateData->FvCount; FvIndex++) {\r |
dc6f9b35 | 626 | if (PrivateData->Fv[FvIndex].FvHandle == FvHandle) {\r |
387208ab SZ |
627 | if (IsFvInfo2 && (FvInfo2Ppi.AuthenticationStatus != PrivateData->Fv[FvIndex].AuthenticationStatus)) {\r |
628 | PrivateData->Fv[FvIndex].AuthenticationStatus = FvInfo2Ppi.AuthenticationStatus;\r | |
87000d77 | 629 | DEBUG ((DEBUG_INFO, "Update AuthenticationStatus of the %dth FV to 0x%x!\n", FvIndex, FvInfo2Ppi.AuthenticationStatus));\r |
387208ab | 630 | }\r |
1436aea4 | 631 | \r |
d39d1260 | 632 | DEBUG ((DEBUG_INFO, "The FV %p has already been processed!\n", FvInfo2Ppi.FvInfo));\r |
dc6f9b35 | 633 | return EFI_SUCCESS;\r |
634 | }\r | |
635 | }\r | |
636 | \r | |
111e6c92 SZ |
637 | if (PrivateData->FvCount >= PrivateData->MaxFvCount) {\r |
638 | //\r | |
639 | // Run out of room, grow the buffer.\r | |
640 | //\r | |
641 | TempPtr = AllocateZeroPool (\r | |
642 | sizeof (PEI_CORE_FV_HANDLE) * (PrivateData->MaxFvCount + FV_GROWTH_STEP)\r | |
643 | );\r | |
644 | ASSERT (TempPtr != NULL);\r | |
645 | CopyMem (\r | |
646 | TempPtr,\r | |
647 | PrivateData->Fv,\r | |
648 | sizeof (PEI_CORE_FV_HANDLE) * PrivateData->MaxFvCount\r | |
649 | );\r | |
1436aea4 | 650 | PrivateData->Fv = TempPtr;\r |
111e6c92 | 651 | PrivateData->MaxFvCount = PrivateData->MaxFvCount + FV_GROWTH_STEP;\r |
6395c642 LG |
652 | }\r |
653 | \r | |
dc6f9b35 | 654 | //\r |
655 | // Update internal PEI_CORE_FV array.\r | |
656 | //\r | |
1436aea4 MK |
657 | PrivateData->Fv[PrivateData->FvCount].FvHeader = (EFI_FIRMWARE_VOLUME_HEADER *)FvInfo2Ppi.FvInfo;\r |
658 | PrivateData->Fv[PrivateData->FvCount].FvPpi = FvPpi;\r | |
659 | PrivateData->Fv[PrivateData->FvCount].FvHandle = FvHandle;\r | |
c7935105 | 660 | PrivateData->Fv[PrivateData->FvCount].AuthenticationStatus = FvInfo2Ppi.AuthenticationStatus;\r |
1436aea4 | 661 | CurFvCount = PrivateData->FvCount;\r |
dc6f9b35 | 662 | DEBUG ((\r |
87000d77 | 663 | DEBUG_INFO,\r |
d1102dba | 664 | "The %dth FV start address is 0x%11p, size is 0x%08x, handle is 0x%p\n",\r |
1436aea4 MK |
665 | (UINT32)CurFvCount,\r |
666 | (VOID *)FvInfo2Ppi.FvInfo,\r | |
c7935105 | 667 | FvInfo2Ppi.FvInfoSize,\r |
dc6f9b35 | 668 | FvHandle\r |
d1102dba | 669 | ));\r |
1436aea4 | 670 | PrivateData->FvCount++;\r |
dc6f9b35 | 671 | \r |
672 | //\r | |
d39d1260 | 673 | // Scan and process the new discovered FV for EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE\r |
dc6f9b35 | 674 | //\r |
675 | FileHandle = NULL;\r | |
676 | do {\r | |
677 | Status = FvPpi->FindFileByType (\r | |
678 | FvPpi,\r | |
679 | EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE,\r | |
680 | FvHandle,\r | |
681 | &FileHandle\r | |
1436aea4 | 682 | );\r |
dc6f9b35 | 683 | if (!EFI_ERROR (Status)) {\r |
684 | Status = FvPpi->FindSectionByType (\r | |
685 | FvPpi,\r | |
686 | EFI_SECTION_PEI_DEPEX,\r | |
687 | FileHandle,\r | |
1436aea4 | 688 | (VOID **)&DepexData\r |
dc6f9b35 | 689 | );\r |
690 | if (!EFI_ERROR (Status)) {\r | |
691 | if (!PeimDispatchReadiness (PeiServices, DepexData)) {\r | |
692 | //\r | |
693 | // Dependency is not satisfied.\r | |
694 | //\r | |
695 | continue;\r | |
696 | }\r | |
697 | }\r | |
d1102dba | 698 | \r |
87000d77 | 699 | DEBUG ((DEBUG_INFO, "Found firmware volume Image File %p in FV[%d] %p\n", FileHandle, CurFvCount, FvHandle));\r |
7147077b | 700 | ProcessFvFile (PrivateData, &PrivateData->Fv[CurFvCount], FileHandle);\r |
dc6f9b35 | 701 | }\r |
702 | } while (FileHandle != NULL);\r | |
3b428ade | 703 | } else {\r |
87000d77 | 704 | DEBUG ((DEBUG_ERROR, "Fail to process FV %p because no corresponding EFI_FIRMWARE_VOLUME_PPI is found!\n", FvInfo2Ppi.FvInfo));\r |
d1102dba | 705 | \r |
c7935105 | 706 | AddUnknownFormatFvInfo (PrivateData, &FvInfo2Ppi);\r |
288f9b38 | 707 | }\r |
d1102dba | 708 | \r |
b0d803fe | 709 | return EFI_SUCCESS;\r |
710 | }\r | |
711 | \r | |
8472f1f5 SZ |
712 | /**\r |
713 | Verify the Guided Section GUID by checking if there is the Guided Section GUID HOB recorded the GUID itself.\r | |
714 | \r | |
715 | @param GuidedSectionGuid The Guided Section GUID.\r | |
716 | @param GuidedSectionExtraction A pointer to the pointer to the supported Guided Section Extraction Ppi\r | |
717 | for the Guided Section.\r | |
718 | \r | |
719 | @return TRUE The GuidedSectionGuid could be identified, and the pointer to\r | |
720 | the Guided Section Extraction Ppi will be returned to *GuidedSectionExtraction.\r | |
d1102dba | 721 | @return FALSE The GuidedSectionGuid could not be identified, or\r |
8472f1f5 SZ |
722 | the Guided Section Extraction Ppi has not been installed yet.\r |
723 | \r | |
724 | **/\r | |
725 | BOOLEAN\r | |
726 | VerifyGuidedSectionGuid (\r | |
1436aea4 MK |
727 | IN EFI_GUID *GuidedSectionGuid,\r |
728 | OUT EFI_PEI_GUIDED_SECTION_EXTRACTION_PPI **GuidedSectionExtraction\r | |
8472f1f5 SZ |
729 | )\r |
730 | {\r | |
731 | EFI_PEI_HOB_POINTERS Hob;\r | |
732 | EFI_GUID *GuidRecorded;\r | |
733 | VOID *Interface;\r | |
734 | EFI_STATUS Status;\r | |
735 | \r | |
736 | //\r | |
737 | // Check if there is the Guided Section GUID HOB recorded the GUID itself.\r | |
738 | //\r | |
739 | Hob.Raw = GetFirstGuidHob (GuidedSectionGuid);\r | |
740 | if (Hob.Raw != NULL) {\r | |
1436aea4 | 741 | GuidRecorded = (EFI_GUID *)GET_GUID_HOB_DATA (Hob);\r |
8472f1f5 SZ |
742 | if (CompareGuid (GuidRecorded, GuidedSectionGuid)) {\r |
743 | //\r | |
744 | // Found the recorded GuidedSectionGuid.\r | |
745 | //\r | |
1436aea4 MK |
746 | Status = PeiServicesLocatePpi (GuidedSectionGuid, 0, NULL, (VOID **)&Interface);\r |
747 | if (!EFI_ERROR (Status) && (Interface != NULL)) {\r | |
8472f1f5 SZ |
748 | //\r |
749 | // Found the supported Guided Section Extraction Ppi for the Guided Section.\r | |
750 | //\r | |
1436aea4 | 751 | *GuidedSectionExtraction = (EFI_PEI_GUIDED_SECTION_EXTRACTION_PPI *)Interface;\r |
8472f1f5 SZ |
752 | return TRUE;\r |
753 | }\r | |
1436aea4 | 754 | \r |
8472f1f5 SZ |
755 | return FALSE;\r |
756 | }\r | |
757 | }\r | |
758 | \r | |
759 | return FALSE;\r | |
760 | }\r | |
761 | \r | |
b1f6a7c6 | 762 | /**\r |
d1102dba LG |
763 | Go through the file to search SectionType section.\r |
764 | Search within encapsulation sections (compression and GUIDed) recursively,\r | |
ed299e3c | 765 | until the match section is found.\r |
d1102dba | 766 | \r |
3b428ade | 767 | @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r |
768 | @param SectionType Filter to find only section of this type.\r | |
c7935105 | 769 | @param SectionInstance Pointer to the filter to find the specific instance of section.\r |
3b428ade | 770 | @param Section From where to search.\r |
771 | @param SectionSize The file size to search.\r | |
772 | @param OutputBuffer A pointer to the discovered section, if successful.\r | |
ed299e3c | 773 | NULL if section not found\r |
c7935105 | 774 | @param AuthenticationStatus Updated upon return to point to the authentication status for this section.\r |
890e5417 | 775 | @param IsFfs3Fv Indicates the FV format.\r |
b1f6a7c6 | 776 | \r |
ed299e3c LG |
777 | @return EFI_NOT_FOUND The match section is not found.\r |
778 | @return EFI_SUCCESS The match section is found.\r | |
b1f6a7c6 | 779 | \r |
780 | **/\r | |
b0d803fe | 781 | EFI_STATUS\r |
3b428ade | 782 | ProcessSection (\r |
b0d803fe | 783 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
784 | IN EFI_SECTION_TYPE SectionType,\r | |
c7935105 | 785 | IN OUT UINTN *SectionInstance,\r |
b0d803fe | 786 | IN EFI_COMMON_SECTION_HEADER *Section,\r |
787 | IN UINTN SectionSize,\r | |
890e5417 | 788 | OUT VOID **OutputBuffer,\r |
c7935105 | 789 | OUT UINT32 *AuthenticationStatus,\r |
890e5417 | 790 | IN BOOLEAN IsFfs3Fv\r |
b0d803fe | 791 | )\r |
b0d803fe | 792 | {\r |
1436aea4 MK |
793 | EFI_STATUS Status;\r |
794 | UINT32 SectionLength;\r | |
795 | UINT32 ParsedLength;\r | |
796 | EFI_PEI_GUIDED_SECTION_EXTRACTION_PPI *GuidSectionPpi;\r | |
797 | EFI_PEI_DECOMPRESS_PPI *DecompressPpi;\r | |
798 | VOID *PpiOutput;\r | |
799 | UINTN PpiOutputSize;\r | |
800 | UINTN Index;\r | |
801 | UINT32 Authentication;\r | |
802 | PEI_CORE_INSTANCE *PrivateData;\r | |
803 | EFI_GUID *SectionDefinitionGuid;\r | |
804 | BOOLEAN SectionCached;\r | |
805 | VOID *TempOutputBuffer;\r | |
806 | UINT32 TempAuthenticationStatus;\r | |
807 | UINT16 GuidedSectionAttributes;\r | |
b0d803fe | 808 | \r |
288f9b38 | 809 | PrivateData = PEI_CORE_INSTANCE_FROM_PS_THIS (PeiServices);\r |
b0d803fe | 810 | *OutputBuffer = NULL;\r |
288f9b38 LG |
811 | ParsedLength = 0;\r |
812 | Index = 0;\r | |
813 | Status = EFI_NOT_FOUND;\r | |
814 | PpiOutput = NULL;\r | |
815 | PpiOutputSize = 0;\r | |
b0d803fe | 816 | while (ParsedLength < SectionSize) {\r |
890e5417 SZ |
817 | if (IS_SECTION2 (Section)) {\r |
818 | ASSERT (SECTION2_SIZE (Section) > 0x00FFFFFF);\r | |
819 | if (!IsFfs3Fv) {\r | |
87000d77 | 820 | DEBUG ((DEBUG_ERROR, "Found a FFS3 formatted section in a non-FFS3 formatted FV.\n"));\r |
890e5417 SZ |
821 | SectionLength = SECTION2_SIZE (Section);\r |
822 | //\r | |
823 | // SectionLength is adjusted it is 4 byte aligned.\r | |
824 | // Go to the next section\r | |
825 | //\r | |
826 | SectionLength = GET_OCCUPIED_SIZE (SectionLength, 4);\r | |
827 | ASSERT (SectionLength != 0);\r | |
828 | ParsedLength += SectionLength;\r | |
1436aea4 | 829 | Section = (EFI_COMMON_SECTION_HEADER *)((UINT8 *)Section + SectionLength);\r |
890e5417 SZ |
830 | continue;\r |
831 | }\r | |
832 | }\r | |
833 | \r | |
b0d803fe | 834 | if (Section->Type == SectionType) {\r |
c7935105 SZ |
835 | //\r |
836 | // The type matches, so check the instance count to see if it's the one we want.\r | |
837 | //\r | |
838 | (*SectionInstance)--;\r | |
839 | if (*SectionInstance == 0) {\r | |
840 | //\r | |
841 | // Got it!\r | |
842 | //\r | |
843 | if (IS_SECTION2 (Section)) {\r | |
1436aea4 | 844 | *OutputBuffer = (VOID *)((UINT8 *)Section + sizeof (EFI_COMMON_SECTION_HEADER2));\r |
c7935105 | 845 | } else {\r |
1436aea4 | 846 | *OutputBuffer = (VOID *)((UINT8 *)Section + sizeof (EFI_COMMON_SECTION_HEADER));\r |
c7935105 | 847 | }\r |
1436aea4 | 848 | \r |
c7935105 | 849 | return EFI_SUCCESS;\r |
890e5417 | 850 | } else {\r |
c7935105 SZ |
851 | if (IS_SECTION2 (Section)) {\r |
852 | SectionLength = SECTION2_SIZE (Section);\r | |
853 | } else {\r | |
854 | SectionLength = SECTION_SIZE (Section);\r | |
855 | }\r | |
1436aea4 | 856 | \r |
c7935105 SZ |
857 | //\r |
858 | // SectionLength is adjusted it is 4 byte aligned.\r | |
859 | // Go to the next section\r | |
860 | //\r | |
861 | SectionLength = GET_OCCUPIED_SIZE (SectionLength, 4);\r | |
862 | ASSERT (SectionLength != 0);\r | |
863 | ParsedLength += SectionLength;\r | |
1436aea4 | 864 | Section = (EFI_COMMON_SECTION_HEADER *)((UINT8 *)Section + SectionLength);\r |
c7935105 | 865 | continue;\r |
890e5417 | 866 | }\r |
288f9b38 LG |
867 | } else if ((Section->Type == EFI_SECTION_GUID_DEFINED) || (Section->Type == EFI_SECTION_COMPRESSION)) {\r |
868 | //\r | |
869 | // Check the encapsulated section is extracted into the cache data.\r | |
870 | //\r | |
c7935105 | 871 | SectionCached = FALSE;\r |
1436aea4 | 872 | for (Index = 0; Index < PrivateData->CacheSection.AllSectionCount; Index++) {\r |
288f9b38 | 873 | if (Section == PrivateData->CacheSection.Section[Index]) {\r |
1436aea4 MK |
874 | SectionCached = TRUE;\r |
875 | PpiOutput = PrivateData->CacheSection.SectionData[Index];\r | |
876 | PpiOutputSize = PrivateData->CacheSection.SectionSize[Index];\r | |
c7935105 | 877 | Authentication = PrivateData->CacheSection.AuthenticationStatus[Index];\r |
288f9b38 LG |
878 | //\r |
879 | // Search section directly from the cache data.\r | |
880 | //\r | |
c7935105 | 881 | TempAuthenticationStatus = 0;\r |
1436aea4 MK |
882 | Status = ProcessSection (\r |
883 | PeiServices,\r | |
884 | SectionType,\r | |
885 | SectionInstance,\r | |
886 | PpiOutput,\r | |
887 | PpiOutputSize,\r | |
888 | &TempOutputBuffer,\r | |
889 | &TempAuthenticationStatus,\r | |
890 | IsFfs3Fv\r | |
891 | );\r | |
c7935105 | 892 | if (!EFI_ERROR (Status)) {\r |
1436aea4 | 893 | *OutputBuffer = TempOutputBuffer;\r |
c7935105 SZ |
894 | *AuthenticationStatus = TempAuthenticationStatus | Authentication;\r |
895 | return EFI_SUCCESS;\r | |
896 | }\r | |
b0d803fe | 897 | }\r |
898 | }\r | |
c7935105 SZ |
899 | \r |
900 | //\r | |
901 | // If SectionCached is TRUE, the section data has been cached and scanned.\r | |
902 | //\r | |
903 | if (!SectionCached) {\r | |
1436aea4 | 904 | Status = EFI_NOT_FOUND;\r |
c7935105 SZ |
905 | Authentication = 0;\r |
906 | if (Section->Type == EFI_SECTION_GUID_DEFINED) {\r | |
907 | if (IS_SECTION2 (Section)) {\r | |
9d8de12c LG |
908 | SectionDefinitionGuid = &((EFI_GUID_DEFINED_SECTION2 *)Section)->SectionDefinitionGuid;\r |
909 | GuidedSectionAttributes = ((EFI_GUID_DEFINED_SECTION2 *)Section)->Attributes;\r | |
c7935105 | 910 | } else {\r |
9d8de12c LG |
911 | SectionDefinitionGuid = &((EFI_GUID_DEFINED_SECTION *)Section)->SectionDefinitionGuid;\r |
912 | GuidedSectionAttributes = ((EFI_GUID_DEFINED_SECTION *)Section)->Attributes;\r | |
c7935105 | 913 | }\r |
1436aea4 | 914 | \r |
c7935105 SZ |
915 | if (VerifyGuidedSectionGuid (SectionDefinitionGuid, &GuidSectionPpi)) {\r |
916 | Status = GuidSectionPpi->ExtractSection (\r | |
917 | GuidSectionPpi,\r | |
918 | Section,\r | |
919 | &PpiOutput,\r | |
920 | &PpiOutputSize,\r | |
921 | &Authentication\r | |
922 | );\r | |
9d8de12c LG |
923 | } else if ((GuidedSectionAttributes & EFI_GUIDED_SECTION_PROCESSING_REQUIRED) == 0) {\r |
924 | //\r | |
925 | // Figure out the proper authentication status for GUIDED section without processing required\r | |
926 | //\r | |
927 | Status = EFI_SUCCESS;\r | |
928 | if ((GuidedSectionAttributes & EFI_GUIDED_SECTION_AUTH_STATUS_VALID) == EFI_GUIDED_SECTION_AUTH_STATUS_VALID) {\r | |
929 | Authentication |= EFI_AUTH_STATUS_IMAGE_SIGNED | EFI_AUTH_STATUS_NOT_TESTED;\r | |
930 | }\r | |
1436aea4 | 931 | \r |
9d8de12c | 932 | if (IS_SECTION2 (Section)) {\r |
1436aea4 MK |
933 | PpiOutputSize = SECTION2_SIZE (Section) - ((EFI_GUID_DEFINED_SECTION2 *)Section)->DataOffset;\r |
934 | PpiOutput = (UINT8 *)Section + ((EFI_GUID_DEFINED_SECTION2 *)Section)->DataOffset;\r | |
9d8de12c | 935 | } else {\r |
1436aea4 MK |
936 | PpiOutputSize = SECTION_SIZE (Section) - ((EFI_GUID_DEFINED_SECTION *)Section)->DataOffset;\r |
937 | PpiOutput = (UINT8 *)Section + ((EFI_GUID_DEFINED_SECTION *)Section)->DataOffset;\r | |
9d8de12c | 938 | }\r |
c7935105 SZ |
939 | }\r |
940 | } else if (Section->Type == EFI_SECTION_COMPRESSION) {\r | |
1436aea4 | 941 | Status = PeiServicesLocatePpi (&gEfiPeiDecompressPpiGuid, 0, NULL, (VOID **)&DecompressPpi);\r |
c7935105 SZ |
942 | if (!EFI_ERROR (Status)) {\r |
943 | Status = DecompressPpi->Decompress (\r | |
944 | DecompressPpi,\r | |
1436aea4 | 945 | (CONST EFI_COMPRESSION_SECTION *)Section,\r |
c7935105 SZ |
946 | &PpiOutput,\r |
947 | &PpiOutputSize\r | |
948 | );\r | |
949 | }\r | |
288f9b38 | 950 | }\r |
c7935105 | 951 | \r |
288f9b38 | 952 | if (!EFI_ERROR (Status)) {\r |
b8654f4d LG |
953 | if ((Authentication & EFI_AUTH_STATUS_NOT_TESTED) == 0) {\r |
954 | //\r | |
955 | // Update cache section data.\r | |
956 | //\r | |
957 | if (PrivateData->CacheSection.AllSectionCount < CACHE_SETION_MAX_NUMBER) {\r | |
1436aea4 | 958 | PrivateData->CacheSection.AllSectionCount++;\r |
b8654f4d | 959 | }\r |
1436aea4 MK |
960 | \r |
961 | PrivateData->CacheSection.Section[PrivateData->CacheSection.SectionIndex] = Section;\r | |
962 | PrivateData->CacheSection.SectionData[PrivateData->CacheSection.SectionIndex] = PpiOutput;\r | |
963 | PrivateData->CacheSection.SectionSize[PrivateData->CacheSection.SectionIndex] = PpiOutputSize;\r | |
964 | PrivateData->CacheSection.AuthenticationStatus[PrivateData->CacheSection.SectionIndex] = Authentication;\r | |
965 | PrivateData->CacheSection.SectionIndex = (PrivateData->CacheSection.SectionIndex + 1)%CACHE_SETION_MAX_NUMBER;\r | |
c7935105 | 966 | }\r |
c7935105 SZ |
967 | \r |
968 | TempAuthenticationStatus = 0;\r | |
1436aea4 MK |
969 | Status = ProcessSection (\r |
970 | PeiServices,\r | |
971 | SectionType,\r | |
972 | SectionInstance,\r | |
973 | PpiOutput,\r | |
974 | PpiOutputSize,\r | |
975 | &TempOutputBuffer,\r | |
976 | &TempAuthenticationStatus,\r | |
977 | IsFfs3Fv\r | |
978 | );\r | |
c7935105 | 979 | if (!EFI_ERROR (Status)) {\r |
1436aea4 | 980 | *OutputBuffer = TempOutputBuffer;\r |
c7935105 SZ |
981 | *AuthenticationStatus = TempAuthenticationStatus | Authentication;\r |
982 | return EFI_SUCCESS;\r | |
983 | }\r | |
288f9b38 | 984 | }\r |
288f9b38 | 985 | }\r |
b0d803fe | 986 | }\r |
987 | \r | |
890e5417 SZ |
988 | if (IS_SECTION2 (Section)) {\r |
989 | SectionLength = SECTION2_SIZE (Section);\r | |
990 | } else {\r | |
991 | SectionLength = SECTION_SIZE (Section);\r | |
992 | }\r | |
1436aea4 | 993 | \r |
b0d803fe | 994 | //\r |
b0d803fe | 995 | // SectionLength is adjusted it is 4 byte aligned.\r |
996 | // Go to the next section\r | |
997 | //\r | |
b0d803fe | 998 | SectionLength = GET_OCCUPIED_SIZE (SectionLength, 4);\r |
999 | ASSERT (SectionLength != 0);\r | |
1000 | ParsedLength += SectionLength;\r | |
1436aea4 | 1001 | Section = (EFI_COMMON_SECTION_HEADER *)((UINT8 *)Section + SectionLength);\r |
b0d803fe | 1002 | }\r |
d1102dba | 1003 | \r |
b0d803fe | 1004 | return EFI_NOT_FOUND;\r |
1005 | }\r | |
1006 | \r | |
b1f6a7c6 | 1007 | /**\r |
3b428ade | 1008 | Searches for the next matching section within the specified file.\r |
b1f6a7c6 | 1009 | \r |
ed299e3c | 1010 | @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation\r |
b1f6a7c6 | 1011 | @param SectionType Filter to find only sections of this type.\r |
1012 | @param FileHandle Pointer to the current file to search.\r | |
ed299e3c | 1013 | @param SectionData A pointer to the discovered section, if successful.\r |
b1f6a7c6 | 1014 | NULL if section not found\r |
1015 | \r | |
3b428ade | 1016 | @retval EFI_NOT_FOUND The section was not found.\r |
1017 | @retval EFI_SUCCESS The section was found.\r | |
b1f6a7c6 | 1018 | \r |
1019 | **/\r | |
192f6d4c | 1020 | EFI_STATUS\r |
1021 | EFIAPI\r | |
1022 | PeiFfsFindSectionData (\r | |
1436aea4 MK |
1023 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
1024 | IN EFI_SECTION_TYPE SectionType,\r | |
1025 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
1026 | OUT VOID **SectionData\r | |
192f6d4c | 1027 | )\r |
192f6d4c | 1028 | {\r |
1436aea4 | 1029 | PEI_CORE_FV_HANDLE *CoreFvHandle;\r |
d1102dba | 1030 | \r |
3b428ade | 1031 | CoreFvHandle = FileHandleToVolume (FileHandle);\r |
1032 | if ((CoreFvHandle == NULL) || (CoreFvHandle->FvPpi == NULL)) {\r | |
1033 | return EFI_NOT_FOUND;\r | |
1034 | }\r | |
d1102dba | 1035 | \r |
3b428ade | 1036 | return CoreFvHandle->FvPpi->FindSectionByType (CoreFvHandle->FvPpi, SectionType, FileHandle, SectionData);\r |
192f6d4c | 1037 | }\r |
1038 | \r | |
c7935105 SZ |
1039 | /**\r |
1040 | Searches for the next matching section within the specified file.\r | |
1041 | \r | |
1042 | @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r | |
1043 | @param SectionType The value of the section type to find.\r | |
1044 | @param SectionInstance Section instance to find.\r | |
1045 | @param FileHandle Handle of the firmware file to search.\r | |
1046 | @param SectionData A pointer to the discovered section, if successful.\r | |
1047 | @param AuthenticationStatus A pointer to the authentication status for this section.\r | |
1048 | \r | |
1049 | @retval EFI_SUCCESS The section was found.\r | |
1050 | @retval EFI_NOT_FOUND The section was not found.\r | |
1051 | \r | |
1052 | **/\r | |
1053 | EFI_STATUS\r | |
1054 | EFIAPI\r | |
1055 | PeiFfsFindSectionData3 (\r | |
1436aea4 MK |
1056 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
1057 | IN EFI_SECTION_TYPE SectionType,\r | |
1058 | IN UINTN SectionInstance,\r | |
1059 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
1060 | OUT VOID **SectionData,\r | |
1061 | OUT UINT32 *AuthenticationStatus\r | |
c7935105 SZ |
1062 | )\r |
1063 | {\r | |
1436aea4 | 1064 | PEI_CORE_FV_HANDLE *CoreFvHandle;\r |
d1102dba | 1065 | \r |
c7935105 SZ |
1066 | CoreFvHandle = FileHandleToVolume (FileHandle);\r |
1067 | if ((CoreFvHandle == NULL) || (CoreFvHandle->FvPpi == NULL)) {\r | |
1068 | return EFI_NOT_FOUND;\r | |
1069 | }\r | |
1070 | \r | |
1071 | if ((CoreFvHandle->FvPpi->Signature == EFI_PEI_FIRMWARE_VOLUME_PPI_SIGNATURE) &&\r | |
1436aea4 MK |
1072 | (CoreFvHandle->FvPpi->Revision == EFI_PEI_FIRMWARE_VOLUME_PPI_REVISION))\r |
1073 | {\r | |
c7935105 SZ |
1074 | return CoreFvHandle->FvPpi->FindSectionByType2 (CoreFvHandle->FvPpi, SectionType, SectionInstance, FileHandle, SectionData, AuthenticationStatus);\r |
1075 | }\r | |
1436aea4 | 1076 | \r |
c7935105 SZ |
1077 | //\r |
1078 | // The old FvPpi doesn't support to find section by section instance\r | |
1079 | // and return authentication status, so return EFI_UNSUPPORTED.\r | |
1080 | //\r | |
1081 | return EFI_UNSUPPORTED;\r | |
1082 | }\r | |
1083 | \r | |
b1f6a7c6 | 1084 | /**\r |
3b428ade | 1085 | Searches for the next matching file in the firmware volume.\r |
b1f6a7c6 | 1086 | \r |
d73d93c3 | 1087 | @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r |
b1f6a7c6 | 1088 | @param SearchType Filter to find only files of this type.\r |
1089 | Type EFI_FV_FILETYPE_ALL causes no filtering to be done.\r | |
aa75dfec | 1090 | @param FvHandle Handle of firmware volume in which to search.\r |
3b428ade | 1091 | @param FileHandle On entry, points to the current handle from which to begin searching or NULL to start\r |
1092 | at the beginning of the firmware volume. On exit, points the file handle of the next file\r | |
1093 | in the volume or NULL if there are no more files.\r | |
1094 | \r | |
1095 | @retval EFI_NOT_FOUND The file was not found.\r | |
1096 | @retval EFI_NOT_FOUND The header checksum was not zero.\r | |
1097 | @retval EFI_SUCCESS The file was found.\r | |
b1f6a7c6 | 1098 | \r |
1099 | **/\r | |
192f6d4c | 1100 | EFI_STATUS\r |
1101 | EFIAPI\r | |
1102 | PeiFfsFindNextFile (\r | |
1436aea4 MK |
1103 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
1104 | IN UINT8 SearchType,\r | |
1105 | IN EFI_PEI_FV_HANDLE FvHandle,\r | |
1106 | IN OUT EFI_PEI_FILE_HANDLE *FileHandle\r | |
192f6d4c | 1107 | )\r |
192f6d4c | 1108 | {\r |
1436aea4 | 1109 | PEI_CORE_FV_HANDLE *CoreFvHandle;\r |
d1102dba | 1110 | \r |
3b428ade | 1111 | CoreFvHandle = FvHandleToCoreHandle (FvHandle);\r |
d1102dba | 1112 | \r |
1436aea4 | 1113 | if ((CoreFvHandle == NULL) || (CoreFvHandle->FvPpi == NULL)) {\r |
3b428ade | 1114 | return EFI_NOT_FOUND;\r |
1115 | }\r | |
d1102dba | 1116 | \r |
3b428ade | 1117 | return CoreFvHandle->FvPpi->FindFileByType (CoreFvHandle->FvPpi, SearchType, FvHandle, FileHandle);\r |
192f6d4c | 1118 | }\r |
1119 | \r | |
b1f6a7c6 | 1120 | /**\r |
ed299e3c | 1121 | Search the firmware volumes by index\r |
b1f6a7c6 | 1122 | \r |
ed299e3c | 1123 | @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation\r |
3b428ade | 1124 | @param Instance This instance of the firmware volume to find. The value 0 is the Boot Firmware\r |
1125 | Volume (BFV).\r | |
1126 | @param VolumeHandle On exit, points to the next volume handle or NULL if it does not exist.\r | |
b1f6a7c6 | 1127 | \r |
3b428ade | 1128 | @retval EFI_INVALID_PARAMETER VolumeHandle is NULL\r |
1129 | @retval EFI_NOT_FOUND The volume was not found.\r | |
1130 | @retval EFI_SUCCESS The volume was found.\r | |
b1f6a7c6 | 1131 | \r |
1132 | **/\r | |
d1102dba | 1133 | EFI_STATUS\r |
192f6d4c | 1134 | EFIAPI\r |
3b428ade | 1135 | PeiFfsFindNextVolume (\r |
1436aea4 MK |
1136 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
1137 | IN UINTN Instance,\r | |
1138 | IN OUT EFI_PEI_FV_HANDLE *VolumeHandle\r | |
192f6d4c | 1139 | )\r |
192f6d4c | 1140 | {\r |
1436aea4 MK |
1141 | PEI_CORE_INSTANCE *Private;\r |
1142 | PEI_CORE_FV_HANDLE *CoreFvHandle;\r | |
d1102dba | 1143 | \r |
3e4c5b49 | 1144 | if (VolumeHandle == NULL) {\r |
1145 | return EFI_INVALID_PARAMETER;\r | |
1146 | }\r | |
d1102dba | 1147 | \r |
b0d803fe | 1148 | Private = PEI_CORE_INSTANCE_FROM_PS_THIS (PeiServices);\r |
d1102dba | 1149 | \r |
3b428ade | 1150 | CoreFvHandle = FindNextCoreFvHandle (Private, Instance);\r |
1151 | if (CoreFvHandle == NULL) {\r | |
1152 | *VolumeHandle = NULL;\r | |
1153 | return EFI_NOT_FOUND;\r | |
2a00326e | 1154 | }\r |
d1102dba | 1155 | \r |
3b428ade | 1156 | *VolumeHandle = CoreFvHandle->FvHandle;\r |
d1102dba | 1157 | \r |
b0d803fe | 1158 | return EFI_SUCCESS;\r |
1159 | }\r | |
192f6d4c | 1160 | \r |
b1f6a7c6 | 1161 | /**\r |
ed299e3c | 1162 | Find a file within a volume by its name.\r |
b1f6a7c6 | 1163 | \r |
ed299e3c LG |
1164 | @param FileName A pointer to the name of the file to find within the firmware volume.\r |
1165 | @param VolumeHandle The firmware volume to search\r | |
d1102dba | 1166 | @param FileHandle Upon exit, points to the found file's handle\r |
ed299e3c | 1167 | or NULL if it could not be found.\r |
b1f6a7c6 | 1168 | \r |
ed299e3c LG |
1169 | @retval EFI_SUCCESS File was found.\r |
1170 | @retval EFI_NOT_FOUND File was not found.\r | |
1171 | @retval EFI_INVALID_PARAMETER VolumeHandle or FileHandle or FileName was NULL.\r | |
b1f6a7c6 | 1172 | \r |
b1f6a7c6 | 1173 | **/\r |
b0d803fe | 1174 | EFI_STATUS\r |
d1102dba | 1175 | EFIAPI\r |
b0d803fe | 1176 | PeiFfsFindFileByName (\r |
1436aea4 MK |
1177 | IN CONST EFI_GUID *FileName,\r |
1178 | IN EFI_PEI_FV_HANDLE VolumeHandle,\r | |
1179 | OUT EFI_PEI_FILE_HANDLE *FileHandle\r | |
b0d803fe | 1180 | )\r |
b0d803fe | 1181 | {\r |
1436aea4 | 1182 | PEI_CORE_FV_HANDLE *CoreFvHandle;\r |
d1102dba | 1183 | \r |
b0d803fe | 1184 | if ((VolumeHandle == NULL) || (FileName == NULL) || (FileHandle == NULL)) {\r |
192f6d4c | 1185 | return EFI_INVALID_PARAMETER;\r |
1186 | }\r | |
d1102dba | 1187 | \r |
3b428ade | 1188 | CoreFvHandle = FvHandleToCoreHandle (VolumeHandle);\r |
1189 | if ((CoreFvHandle == NULL) || (CoreFvHandle->FvPpi == NULL)) {\r | |
1190 | return EFI_NOT_FOUND;\r | |
b0d803fe | 1191 | }\r |
d1102dba | 1192 | \r |
3b428ade | 1193 | return CoreFvHandle->FvPpi->FindFileByName (CoreFvHandle->FvPpi, FileName, &VolumeHandle, FileHandle);\r |
b0d803fe | 1194 | }\r |
1195 | \r | |
b1f6a7c6 | 1196 | /**\r |
b1f6a7c6 | 1197 | Returns information about a specific file.\r |
1198 | \r | |
3b428ade | 1199 | @param FileHandle Handle of the file.\r |
4237d40b | 1200 | @param FileInfo Upon exit, points to the file's information.\r |
b1f6a7c6 | 1201 | \r |
3b428ade | 1202 | @retval EFI_INVALID_PARAMETER If FileInfo is NULL.\r |
1203 | @retval EFI_INVALID_PARAMETER If FileHandle does not represent a valid file.\r | |
1204 | @retval EFI_SUCCESS File information returned.\r | |
b1f6a7c6 | 1205 | \r |
1206 | **/\r | |
b0d803fe | 1207 | EFI_STATUS\r |
d1102dba | 1208 | EFIAPI\r |
b0d803fe | 1209 | PeiFfsGetFileInfo (\r |
1210 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
1211 | OUT EFI_FV_FILE_INFO *FileInfo\r | |
1212 | )\r | |
b0d803fe | 1213 | {\r |
1436aea4 | 1214 | PEI_CORE_FV_HANDLE *CoreFvHandle;\r |
d1102dba | 1215 | \r |
b0d803fe | 1216 | if ((FileHandle == NULL) || (FileInfo == NULL)) {\r |
1217 | return EFI_INVALID_PARAMETER;\r | |
1218 | }\r | |
1219 | \r | |
1220 | //\r | |
1221 | // Retrieve the FirmwareVolume which the file resides in.\r | |
1222 | //\r | |
3b428ade | 1223 | CoreFvHandle = FileHandleToVolume (FileHandle);\r |
1224 | if ((CoreFvHandle == NULL) || (CoreFvHandle->FvPpi == NULL)) {\r | |
b0d803fe | 1225 | return EFI_INVALID_PARAMETER;\r |
1226 | }\r | |
1227 | \r | |
3b428ade | 1228 | return CoreFvHandle->FvPpi->GetFileInfo (CoreFvHandle->FvPpi, FileHandle, FileInfo);\r |
b0d803fe | 1229 | }\r |
1230 | \r | |
c7935105 SZ |
1231 | /**\r |
1232 | Returns information about a specific file.\r | |
1233 | \r | |
1234 | @param FileHandle Handle of the file.\r | |
1235 | @param FileInfo Upon exit, points to the file's information.\r | |
1236 | \r | |
1237 | @retval EFI_INVALID_PARAMETER If FileInfo is NULL.\r | |
1238 | @retval EFI_INVALID_PARAMETER If FileHandle does not represent a valid file.\r | |
1239 | @retval EFI_SUCCESS File information returned.\r | |
1240 | \r | |
1241 | **/\r | |
1242 | EFI_STATUS\r | |
d1102dba | 1243 | EFIAPI\r |
c7935105 SZ |
1244 | PeiFfsGetFileInfo2 (\r |
1245 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
1246 | OUT EFI_FV_FILE_INFO2 *FileInfo\r | |
1247 | )\r | |
1248 | {\r | |
1436aea4 | 1249 | PEI_CORE_FV_HANDLE *CoreFvHandle;\r |
d1102dba | 1250 | \r |
c7935105 SZ |
1251 | if ((FileHandle == NULL) || (FileInfo == NULL)) {\r |
1252 | return EFI_INVALID_PARAMETER;\r | |
1253 | }\r | |
1254 | \r | |
1255 | //\r | |
1256 | // Retrieve the FirmwareVolume which the file resides in.\r | |
1257 | //\r | |
1258 | CoreFvHandle = FileHandleToVolume (FileHandle);\r | |
1259 | if ((CoreFvHandle == NULL) || (CoreFvHandle->FvPpi == NULL)) {\r | |
1260 | return EFI_INVALID_PARAMETER;\r | |
1261 | }\r | |
1262 | \r | |
1263 | if ((CoreFvHandle->FvPpi->Signature == EFI_PEI_FIRMWARE_VOLUME_PPI_SIGNATURE) &&\r | |
1436aea4 MK |
1264 | (CoreFvHandle->FvPpi->Revision == EFI_PEI_FIRMWARE_VOLUME_PPI_REVISION))\r |
1265 | {\r | |
c7935105 SZ |
1266 | return CoreFvHandle->FvPpi->GetFileInfo2 (CoreFvHandle->FvPpi, FileHandle, FileInfo);\r |
1267 | }\r | |
1436aea4 | 1268 | \r |
c7935105 SZ |
1269 | //\r |
1270 | // The old FvPpi doesn't support to return file info with authentication status,\r | |
1271 | // so return EFI_UNSUPPORTED.\r | |
1272 | //\r | |
1273 | return EFI_UNSUPPORTED;\r | |
1274 | }\r | |
b0d803fe | 1275 | \r |
b1f6a7c6 | 1276 | /**\r |
3b428ade | 1277 | Returns information about the specified volume.\r |
b1f6a7c6 | 1278 | \r |
5a9403b8 | 1279 | This function returns information about a specific firmware\r |
1280 | volume, including its name, type, attributes, starting address\r | |
1281 | and size.\r | |
1282 | \r | |
1283 | @param VolumeHandle Handle of the volume.\r | |
1284 | @param VolumeInfo Upon exit, points to the volume's information.\r | |
1285 | \r | |
1286 | @retval EFI_SUCCESS Volume information returned.\r | |
1287 | @retval EFI_INVALID_PARAMETER If VolumeHandle does not represent a valid volume.\r | |
1288 | @retval EFI_INVALID_PARAMETER If VolumeHandle is NULL.\r | |
1289 | @retval EFI_SUCCESS Information successfully returned.\r | |
1290 | @retval EFI_INVALID_PARAMETER The volume designated by the VolumeHandle is not available.\r | |
b1f6a7c6 | 1291 | \r |
b1f6a7c6 | 1292 | **/\r |
b0d803fe | 1293 | EFI_STATUS\r |
d1102dba | 1294 | EFIAPI\r |
b0d803fe | 1295 | PeiFfsGetVolumeInfo (\r |
1296 | IN EFI_PEI_FV_HANDLE VolumeHandle,\r | |
1297 | OUT EFI_FV_INFO *VolumeInfo\r | |
1298 | )\r | |
b0d803fe | 1299 | {\r |
1436aea4 | 1300 | PEI_CORE_FV_HANDLE *CoreHandle;\r |
d1102dba | 1301 | \r |
8fdcc412 | 1302 | if ((VolumeInfo == NULL) || (VolumeHandle == NULL)) {\r |
b0d803fe | 1303 | return EFI_INVALID_PARAMETER;\r |
192f6d4c | 1304 | }\r |
d1102dba | 1305 | \r |
3b428ade | 1306 | CoreHandle = FvHandleToCoreHandle (VolumeHandle);\r |
d1102dba | 1307 | \r |
3b428ade | 1308 | if ((CoreHandle == NULL) || (CoreHandle->FvPpi == NULL)) {\r |
288f9b38 LG |
1309 | return EFI_INVALID_PARAMETER;\r |
1310 | }\r | |
d1102dba | 1311 | \r |
3b428ade | 1312 | return CoreHandle->FvPpi->GetVolumeInfo (CoreHandle->FvPpi, VolumeHandle, VolumeInfo);\r |
192f6d4c | 1313 | }\r |
b0d803fe | 1314 | \r |
56c909f3 SZ |
1315 | /**\r |
1316 | Find USED_SIZE FV_EXT_TYPE entry in FV extension header and get the FV used size.\r | |
1317 | \r | |
1318 | @param[in] FvHeader Pointer to FV header.\r | |
1319 | @param[out] FvUsedSize Pointer to FV used size returned,\r | |
1320 | only valid if USED_SIZE FV_EXT_TYPE entry is found.\r | |
1321 | @param[out] EraseByte Pointer to erase byte returned,\r | |
1322 | only valid if USED_SIZE FV_EXT_TYPE entry is found.\r | |
1323 | \r | |
1324 | @retval TRUE USED_SIZE FV_EXT_TYPE entry is found,\r | |
1325 | FV used size and erase byte are returned.\r | |
1326 | @retval FALSE No USED_SIZE FV_EXT_TYPE entry found.\r | |
1327 | \r | |
1328 | **/\r | |
1329 | BOOLEAN\r | |
1330 | GetFvUsedSize (\r | |
1436aea4 MK |
1331 | IN EFI_FIRMWARE_VOLUME_HEADER *FvHeader,\r |
1332 | OUT UINT32 *FvUsedSize,\r | |
1333 | OUT UINT8 *EraseByte\r | |
56c909f3 SZ |
1334 | )\r |
1335 | {\r | |
1336 | UINT16 ExtHeaderOffset;\r | |
1337 | EFI_FIRMWARE_VOLUME_EXT_HEADER *ExtHeader;\r | |
1338 | EFI_FIRMWARE_VOLUME_EXT_ENTRY *ExtEntryList;\r | |
1339 | EFI_FIRMWARE_VOLUME_EXT_ENTRY_USED_SIZE_TYPE *ExtEntryUsedSize;\r | |
1340 | \r | |
1341 | ExtHeaderOffset = ReadUnaligned16 (&FvHeader->ExtHeaderOffset);\r | |
1342 | if (ExtHeaderOffset != 0) {\r | |
1436aea4 MK |
1343 | ExtHeader = (EFI_FIRMWARE_VOLUME_EXT_HEADER *)((UINT8 *)FvHeader + ExtHeaderOffset);\r |
1344 | ExtEntryList = (EFI_FIRMWARE_VOLUME_EXT_ENTRY *)(ExtHeader + 1);\r | |
1345 | while ((UINTN)ExtEntryList < ((UINTN)ExtHeader + ReadUnaligned32 (&ExtHeader->ExtHeaderSize))) {\r | |
56c909f3 SZ |
1346 | if (ReadUnaligned16 (&ExtEntryList->ExtEntryType) == EFI_FV_EXT_TYPE_USED_SIZE_TYPE) {\r |
1347 | //\r | |
1348 | // USED_SIZE FV_EXT_TYPE entry is found.\r | |
1349 | //\r | |
1436aea4 MK |
1350 | ExtEntryUsedSize = (EFI_FIRMWARE_VOLUME_EXT_ENTRY_USED_SIZE_TYPE *)ExtEntryList;\r |
1351 | *FvUsedSize = ReadUnaligned32 (&ExtEntryUsedSize->UsedSize);\r | |
56c909f3 SZ |
1352 | if ((ReadUnaligned32 (&FvHeader->Attributes) & EFI_FVB2_ERASE_POLARITY) != 0) {\r |
1353 | *EraseByte = 0xFF;\r | |
1354 | } else {\r | |
1355 | *EraseByte = 0;\r | |
1356 | }\r | |
1436aea4 | 1357 | \r |
56c909f3 SZ |
1358 | DEBUG ((\r |
1359 | DEBUG_INFO,\r | |
1360 | "FV at 0x%x has 0x%x used size, and erase byte is 0x%02x\n",\r | |
1361 | FvHeader,\r | |
1362 | *FvUsedSize,\r | |
1363 | *EraseByte\r | |
1364 | ));\r | |
1365 | return TRUE;\r | |
1366 | }\r | |
1436aea4 | 1367 | \r |
56c909f3 | 1368 | ExtEntryList = (EFI_FIRMWARE_VOLUME_EXT_ENTRY *)\r |
1436aea4 | 1369 | ((UINT8 *)ExtEntryList + ReadUnaligned16 (&ExtEntryList->ExtEntrySize));\r |
56c909f3 SZ |
1370 | }\r |
1371 | }\r | |
1372 | \r | |
1373 | //\r | |
1374 | // No USED_SIZE FV_EXT_TYPE entry found.\r | |
1375 | //\r | |
1376 | return FALSE;\r | |
1377 | }\r | |
1378 | \r | |
4c6486b9 | 1379 | /**\r |
d39d1260 | 1380 | Get FV image(s) from the FV type file, then install FV INFO(2) PPI, Build FV(2, 3) HOB.\r |
4c6486b9 | 1381 | \r |
c7935105 | 1382 | @param PrivateData PeiCore's private data structure\r |
d39d1260 MK |
1383 | @param ParentFvCoreHandle Pointer of EFI_CORE_FV_HANDLE to parent FV image that contain this FV image.\r |
1384 | @param ParentFvFileHandle File handle of a FV type file that contain this FV image.\r | |
4c6486b9 | 1385 | \r |
1386 | @retval EFI_NOT_FOUND FV image can't be found.\r | |
1387 | @retval EFI_SUCCESS Successfully to process it.\r | |
1388 | @retval EFI_OUT_OF_RESOURCES Can not allocate page when aligning FV image\r | |
c7935105 | 1389 | @retval EFI_SECURITY_VIOLATION Image is illegal\r |
4c6486b9 | 1390 | @retval Others Can not find EFI_SECTION_FIRMWARE_VOLUME_IMAGE section\r |
d1102dba | 1391 | \r |
4c6486b9 | 1392 | **/\r |
1393 | EFI_STATUS\r | |
1394 | ProcessFvFile (\r | |
1436aea4 MK |
1395 | IN PEI_CORE_INSTANCE *PrivateData,\r |
1396 | IN PEI_CORE_FV_HANDLE *ParentFvCoreHandle,\r | |
1397 | IN EFI_PEI_FILE_HANDLE ParentFvFileHandle\r | |
4c6486b9 | 1398 | )\r |
1399 | {\r | |
1436aea4 MK |
1400 | EFI_STATUS Status;\r |
1401 | EFI_FV_INFO ParentFvImageInfo;\r | |
1402 | UINT32 FvAlignment;\r | |
1403 | VOID *NewFvBuffer;\r | |
1404 | EFI_PEI_HOB_POINTERS HobPtr;\r | |
1405 | EFI_PEI_FIRMWARE_VOLUME_PPI *ParentFvPpi;\r | |
1406 | EFI_PEI_FV_HANDLE ParentFvHandle;\r | |
1407 | EFI_FIRMWARE_VOLUME_HEADER *FvHeader;\r | |
1408 | EFI_FV_FILE_INFO FileInfo;\r | |
1409 | UINT64 FvLength;\r | |
1410 | UINT32 AuthenticationStatus;\r | |
1411 | UINT32 FvUsedSize;\r | |
1412 | UINT8 EraseByte;\r | |
1413 | UINTN Index;\r | |
56c909f3 | 1414 | \r |
4c6486b9 | 1415 | //\r |
1416 | // Check if this EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE file has already\r | |
1417 | // been extracted.\r | |
1418 | //\r | |
1419 | HobPtr.Raw = GetHobList ();\r | |
1420 | while ((HobPtr.Raw = GetNextHob (EFI_HOB_TYPE_FV2, HobPtr.Raw)) != NULL) {\r | |
97b2c9b5 | 1421 | if (CompareGuid (&(((EFI_FFS_FILE_HEADER *)ParentFvFileHandle)->Name), &HobPtr.FirmwareVolume2->FileName)) {\r |
4c6486b9 | 1422 | //\r |
1423 | // this FILE has been dispatched, it will not be dispatched again.\r | |
1424 | //\r | |
87000d77 | 1425 | DEBUG ((DEBUG_INFO, "FV file %p has been dispatched!\r\n", ParentFvFileHandle));\r |
4c6486b9 | 1426 | return EFI_SUCCESS;\r |
1427 | }\r | |
1436aea4 | 1428 | \r |
4c6486b9 | 1429 | HobPtr.Raw = GET_NEXT_HOB (HobPtr);\r |
1430 | }\r | |
1431 | \r | |
3b428ade | 1432 | ParentFvHandle = ParentFvCoreHandle->FvHandle;\r |
1433 | ParentFvPpi = ParentFvCoreHandle->FvPpi;\r | |
d1102dba | 1434 | \r |
8a204b2a SZ |
1435 | Status = EFI_SUCCESS;\r |
1436 | \r | |
4c6486b9 | 1437 | //\r |
0e042d0a | 1438 | // Find FvImage(s) in FvFile\r |
4c6486b9 | 1439 | //\r |
0e042d0a SZ |
1440 | Index = 0;\r |
1441 | do {\r | |
1442 | AuthenticationStatus = 0;\r | |
1443 | if ((ParentFvPpi->Signature == EFI_PEI_FIRMWARE_VOLUME_PPI_SIGNATURE) &&\r | |
1436aea4 MK |
1444 | (ParentFvPpi->Revision == EFI_PEI_FIRMWARE_VOLUME_PPI_REVISION))\r |
1445 | {\r | |
0e042d0a SZ |
1446 | Status = ParentFvPpi->FindSectionByType2 (\r |
1447 | ParentFvPpi,\r | |
1448 | EFI_SECTION_FIRMWARE_VOLUME_IMAGE,\r | |
1449 | Index,\r | |
1450 | ParentFvFileHandle,\r | |
1451 | (VOID **)&FvHeader,\r | |
1452 | &AuthenticationStatus\r | |
1453 | );\r | |
1454 | } else {\r | |
1455 | //\r | |
1456 | // Old FvPpi has no parameter to input SearchInstance,\r | |
1457 | // only one instance is supported.\r | |
1458 | //\r | |
1459 | if (Index > 0) {\r | |
1460 | break;\r | |
1461 | }\r | |
1436aea4 | 1462 | \r |
0e042d0a SZ |
1463 | Status = ParentFvPpi->FindSectionByType (\r |
1464 | ParentFvPpi,\r | |
1465 | EFI_SECTION_FIRMWARE_VOLUME_IMAGE,\r | |
1466 | ParentFvFileHandle,\r | |
1467 | (VOID **)&FvHeader\r | |
1468 | );\r | |
1469 | }\r | |
1436aea4 | 1470 | \r |
0e042d0a SZ |
1471 | if (EFI_ERROR (Status)) {\r |
1472 | break;\r | |
3837e91c SZ |
1473 | }\r |
1474 | \r | |
0e042d0a SZ |
1475 | Status = VerifyPeim (PrivateData, ParentFvHandle, ParentFvFileHandle, AuthenticationStatus);\r |
1476 | if (Status == EFI_SECURITY_VIOLATION) {\r | |
1477 | break;\r | |
1478 | }\r | |
56c909f3 | 1479 | \r |
3837e91c | 1480 | //\r |
0e042d0a SZ |
1481 | // If EFI_FVB2_WEAK_ALIGNMENT is set in the volume header then the first byte of the volume\r |
1482 | // can be aligned on any power-of-two boundary. A weakly aligned volume can not be moved from\r | |
1483 | // its initial linked location and maintain its alignment.\r | |
3837e91c | 1484 | //\r |
0e042d0a SZ |
1485 | if ((ReadUnaligned32 (&FvHeader->Attributes) & EFI_FVB2_WEAK_ALIGNMENT) != EFI_FVB2_WEAK_ALIGNMENT) {\r |
1486 | //\r | |
1487 | // FvAlignment must be greater than or equal to 8 bytes of the minimum FFS alignment value.\r | |
1488 | //\r | |
1489 | FvAlignment = 1 << ((ReadUnaligned32 (&FvHeader->Attributes) & EFI_FVB2_ALIGNMENT) >> 16);\r | |
1490 | if (FvAlignment < 8) {\r | |
1491 | FvAlignment = 8;\r | |
3837e91c | 1492 | }\r |
0e042d0a SZ |
1493 | \r |
1494 | DEBUG ((\r | |
1495 | DEBUG_INFO,\r | |
1496 | "%a() FV at 0x%x, FvAlignment required is 0x%x\n",\r | |
1497 | __FUNCTION__,\r | |
1498 | FvHeader,\r | |
1499 | FvAlignment\r | |
1500 | ));\r | |
1501 | \r | |
1502 | //\r | |
1503 | // Check FvImage alignment.\r | |
1504 | //\r | |
1436aea4 | 1505 | if ((UINTN)FvHeader % FvAlignment != 0) {\r |
0e042d0a | 1506 | FvLength = ReadUnaligned64 (&FvHeader->FvLength);\r |
1436aea4 | 1507 | NewFvBuffer = AllocateAlignedPages (EFI_SIZE_TO_PAGES ((UINT32)FvLength), FvAlignment);\r |
0e042d0a SZ |
1508 | if (NewFvBuffer == NULL) {\r |
1509 | Status = EFI_OUT_OF_RESOURCES;\r | |
1510 | break;\r | |
1511 | }\r | |
1436aea4 | 1512 | \r |
0e042d0a SZ |
1513 | if (GetFvUsedSize (FvHeader, &FvUsedSize, &EraseByte)) {\r |
1514 | //\r | |
1515 | // Copy the used bytes and fill the rest with the erase value.\r | |
1516 | //\r | |
1436aea4 | 1517 | CopyMem (NewFvBuffer, FvHeader, (UINTN)FvUsedSize);\r |
0e042d0a | 1518 | SetMem (\r |
1436aea4 MK |
1519 | (UINT8 *)NewFvBuffer + FvUsedSize,\r |
1520 | (UINTN)(FvLength - FvUsedSize),\r | |
0e042d0a SZ |
1521 | EraseByte\r |
1522 | );\r | |
1523 | } else {\r | |
1436aea4 | 1524 | CopyMem (NewFvBuffer, FvHeader, (UINTN)FvLength);\r |
0e042d0a | 1525 | }\r |
1436aea4 MK |
1526 | \r |
1527 | FvHeader = (EFI_FIRMWARE_VOLUME_HEADER *)NewFvBuffer;\r | |
56c909f3 | 1528 | }\r |
4c6486b9 | 1529 | }\r |
d1102dba | 1530 | \r |
0e042d0a SZ |
1531 | Status = ParentFvPpi->GetVolumeInfo (ParentFvPpi, ParentFvHandle, &ParentFvImageInfo);\r |
1532 | ASSERT_EFI_ERROR (Status);\r | |
d1102dba | 1533 | \r |
0e042d0a SZ |
1534 | Status = ParentFvPpi->GetFileInfo (ParentFvPpi, ParentFvFileHandle, &FileInfo);\r |
1535 | ASSERT_EFI_ERROR (Status);\r | |
4c6486b9 | 1536 | \r |
0e042d0a SZ |
1537 | //\r |
1538 | // Install FvInfo(2) Ppi\r | |
1539 | // NOTE: FvInfo2 must be installed before FvInfo so that recursive processing of encapsulated\r | |
1540 | // FVs inherit the proper AuthenticationStatus.\r | |
1541 | //\r | |
1436aea4 | 1542 | PeiServicesInstallFvInfo2Ppi (\r |
0e042d0a | 1543 | &FvHeader->FileSystemGuid,\r |
1436aea4 | 1544 | (VOID **)FvHeader,\r |
0e042d0a SZ |
1545 | (UINT32)FvHeader->FvLength,\r |
1546 | &ParentFvImageInfo.FvName,\r | |
1547 | &FileInfo.FileName,\r | |
1548 | AuthenticationStatus\r | |
1549 | );\r | |
1550 | \r | |
1551 | PeiServicesInstallFvInfoPpi (\r | |
1552 | &FvHeader->FileSystemGuid,\r | |
1436aea4 MK |
1553 | (VOID **)FvHeader,\r |
1554 | (UINT32)FvHeader->FvLength,\r | |
0e042d0a SZ |
1555 | &ParentFvImageInfo.FvName,\r |
1556 | &FileInfo.FileName\r | |
1557 | );\r | |
4c6486b9 | 1558 | \r |
0e042d0a | 1559 | //\r |
d3add11e | 1560 | // Expose the extracted FvImage to the FV HOB consumer phase, i.e. DXE phase\r |
0e042d0a SZ |
1561 | //\r |
1562 | BuildFvHob (\r | |
1436aea4 | 1563 | (EFI_PHYSICAL_ADDRESS)(UINTN)FvHeader,\r |
0e042d0a SZ |
1564 | FvHeader->FvLength\r |
1565 | );\r | |
4c6486b9 | 1566 | \r |
0e042d0a SZ |
1567 | //\r |
1568 | // Makes the encapsulated volume show up in DXE phase to skip processing of\r | |
1569 | // encapsulated file again.\r | |
1570 | //\r | |
1571 | BuildFv2Hob (\r | |
1436aea4 | 1572 | (EFI_PHYSICAL_ADDRESS)(UINTN)FvHeader,\r |
0e042d0a SZ |
1573 | FvHeader->FvLength,\r |
1574 | &ParentFvImageInfo.FvName,\r | |
1575 | &FileInfo.FileName\r | |
1576 | );\r | |
c6037045 | 1577 | \r |
0e042d0a SZ |
1578 | //\r |
1579 | // Build FV3 HOB with authentication status to be propagated to DXE.\r | |
1580 | //\r | |
1581 | BuildFv3Hob (\r | |
1436aea4 | 1582 | (EFI_PHYSICAL_ADDRESS)(UINTN)FvHeader,\r |
0e042d0a SZ |
1583 | FvHeader->FvLength,\r |
1584 | AuthenticationStatus,\r | |
1585 | TRUE,\r | |
1586 | &ParentFvImageInfo.FvName,\r | |
1587 | &FileInfo.FileName\r | |
1588 | );\r | |
1589 | \r | |
1590 | Index++;\r | |
1591 | } while (TRUE);\r | |
1592 | \r | |
1593 | if (Index > 0) {\r | |
1594 | //\r | |
1595 | // At least one FvImage has been processed successfully.\r | |
1596 | //\r | |
1597 | return EFI_SUCCESS;\r | |
1598 | } else {\r | |
1599 | return Status;\r | |
1600 | }\r | |
4c6486b9 | 1601 | }\r |
1602 | \r | |
3b428ade | 1603 | /**\r |
1604 | Process a firmware volume and create a volume handle.\r | |
1605 | \r | |
1606 | Create a volume handle from the information in the buffer. For\r | |
1607 | memory-mapped firmware volumes, Buffer and BufferSize refer to\r | |
1608 | the start of the firmware volume and the firmware volume size.\r | |
1609 | For non memory-mapped firmware volumes, this points to a\r | |
1610 | buffer which contains the necessary information for creating\r | |
1611 | the firmware volume handle. Normally, these values are derived\r | |
1612 | from the EFI_FIRMWARE_VOLUME_INFO_PPI.\r | |
d1102dba LG |
1613 | \r |
1614 | \r | |
3b428ade | 1615 | @param This Points to this instance of the\r |
1616 | EFI_PEI_FIRMWARE_VOLUME_PPI.\r | |
1617 | @param Buffer Points to the start of the buffer.\r | |
1618 | @param BufferSize Size of the buffer.\r | |
1619 | @param FvHandle Points to the returned firmware volume\r | |
1620 | handle. The firmware volume handle must\r | |
d1102dba | 1621 | be unique within the system.\r |
3b428ade | 1622 | \r |
1623 | @retval EFI_SUCCESS Firmware volume handle created.\r | |
1624 | @retval EFI_VOLUME_CORRUPTED Volume was corrupt.\r | |
1625 | \r | |
1626 | **/\r | |
1627 | EFI_STATUS\r | |
1628 | EFIAPI\r | |
890e5417 | 1629 | PeiFfsFvPpiProcessVolume (\r |
1436aea4 MK |
1630 | IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,\r |
1631 | IN VOID *Buffer,\r | |
1632 | IN UINTN BufferSize,\r | |
1633 | OUT EFI_PEI_FV_HANDLE *FvHandle\r | |
3b428ade | 1634 | )\r |
1635 | {\r | |
1436aea4 | 1636 | EFI_STATUS Status;\r |
d1102dba | 1637 | \r |
dc6f9b35 | 1638 | ASSERT (FvHandle != NULL);\r |
d1102dba | 1639 | \r |
dc6f9b35 | 1640 | if (Buffer == NULL) {\r |
1641 | return EFI_VOLUME_CORRUPTED;\r | |
1642 | }\r | |
d1102dba | 1643 | \r |
3b428ade | 1644 | //\r |
890e5417 | 1645 | // The build-in EFI_PEI_FIRMWARE_VOLUME_PPI for FFS2/FFS3 support memory-mapped\r |
d39d1260 | 1646 | // FV image and the handle is pointed to FV image's buffer.\r |
3b428ade | 1647 | //\r |
1436aea4 | 1648 | *FvHandle = (EFI_PEI_FV_HANDLE)Buffer;\r |
d1102dba | 1649 | \r |
3b428ade | 1650 | //\r |
1651 | // Do verify for given FV buffer.\r | |
1652 | //\r | |
1436aea4 MK |
1653 | Status = VerifyFv ((EFI_FIRMWARE_VOLUME_HEADER *)Buffer);\r |
1654 | if (EFI_ERROR (Status)) {\r | |
87000d77 | 1655 | DEBUG ((DEBUG_ERROR, "Fail to verify FV which address is 0x%11p", Buffer));\r |
3b428ade | 1656 | return EFI_VOLUME_CORRUPTED;\r |
1657 | }\r | |
1658 | \r | |
3b428ade | 1659 | return EFI_SUCCESS;\r |
d1102dba | 1660 | }\r |
3b428ade | 1661 | \r |
1662 | /**\r | |
1663 | Finds the next file of the specified type.\r | |
1664 | \r | |
d1102dba | 1665 | This service enables PEI modules to discover additional firmware files.\r |
3b428ade | 1666 | The FileHandle must be unique within the system.\r |
1667 | \r | |
1668 | @param This Points to this instance of the\r | |
1669 | EFI_PEI_FIRMWARE_VOLUME_PPI.\r | |
1670 | @param SearchType A filter to find only files of this type. Type\r | |
1671 | EFI_FV_FILETYPE_ALL causes no filtering to be\r | |
1672 | done.\r | |
1673 | @param FvHandle Handle of firmware volume in which to\r | |
1674 | search.\r | |
1675 | @param FileHandle Points to the current handle from which to\r | |
1676 | begin searching or NULL to start at the\r | |
1677 | beginning of the firmware volume. Updated\r | |
1678 | upon return to reflect the file found.\r | |
1679 | \r | |
1680 | @retval EFI_SUCCESS The file was found.\r | |
1681 | @retval EFI_NOT_FOUND The file was not found. FileHandle contains NULL.\r | |
1682 | \r | |
1683 | **/\r | |
1684 | EFI_STATUS\r | |
1685 | EFIAPI\r | |
890e5417 | 1686 | PeiFfsFvPpiFindFileByType (\r |
1436aea4 MK |
1687 | IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,\r |
1688 | IN EFI_FV_FILETYPE SearchType,\r | |
1689 | IN EFI_PEI_FV_HANDLE FvHandle,\r | |
1690 | IN OUT EFI_PEI_FILE_HANDLE *FileHandle\r | |
3b428ade | 1691 | )\r |
d1102dba | 1692 | {\r |
3b428ade | 1693 | return FindFileEx (FvHandle, NULL, SearchType, FileHandle, NULL);\r |
1694 | }\r | |
1695 | \r | |
1696 | /**\r | |
d1102dba LG |
1697 | Find a file within a volume by its name.\r |
1698 | \r | |
3b428ade | 1699 | This service searches for files with a specific name, within\r |
1700 | either the specified firmware volume or all firmware volumes.\r | |
1701 | \r | |
1702 | @param This Points to this instance of the\r | |
1703 | EFI_PEI_FIRMWARE_VOLUME_PPI.\r | |
1704 | @param FileName A pointer to the name of the file to find\r | |
1705 | within the firmware volume.\r | |
1706 | @param FvHandle Upon entry, the pointer to the firmware\r | |
1707 | volume to search or NULL if all firmware\r | |
1708 | volumes should be searched. Upon exit, the\r | |
1709 | actual firmware volume in which the file was\r | |
1710 | found.\r | |
1711 | @param FileHandle Upon exit, points to the found file's\r | |
1712 | handle or NULL if it could not be found.\r | |
1713 | \r | |
1714 | @retval EFI_SUCCESS File was found.\r | |
1715 | @retval EFI_NOT_FOUND File was not found.\r | |
1716 | @retval EFI_INVALID_PARAMETER FvHandle or FileHandle or\r | |
1717 | FileName was NULL.\r | |
1718 | \r | |
1719 | \r | |
1720 | **/\r | |
1721 | EFI_STATUS\r | |
1722 | EFIAPI\r | |
890e5417 | 1723 | PeiFfsFvPpiFindFileByName (\r |
1436aea4 MK |
1724 | IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,\r |
1725 | IN CONST EFI_GUID *FileName,\r | |
1726 | IN EFI_PEI_FV_HANDLE *FvHandle,\r | |
1727 | OUT EFI_PEI_FILE_HANDLE *FileHandle\r | |
3b428ade | 1728 | )\r |
1729 | {\r | |
1436aea4 MK |
1730 | EFI_STATUS Status;\r |
1731 | PEI_CORE_INSTANCE *PrivateData;\r | |
1732 | UINTN Index;\r | |
d1102dba | 1733 | \r |
3b428ade | 1734 | if ((FvHandle == NULL) || (FileName == NULL) || (FileHandle == NULL)) {\r |
1735 | return EFI_INVALID_PARAMETER;\r | |
1736 | }\r | |
d1102dba | 1737 | \r |
3b428ade | 1738 | if (*FvHandle != NULL) {\r |
1739 | Status = FindFileEx (*FvHandle, FileName, 0, FileHandle, NULL);\r | |
1740 | if (Status == EFI_NOT_FOUND) {\r | |
1741 | *FileHandle = NULL;\r | |
1742 | }\r | |
d1102dba | 1743 | } else {\r |
3b428ade | 1744 | //\r |
1745 | // If *FvHandle = NULL, so search all FV for given filename\r | |
1746 | //\r | |
1747 | Status = EFI_NOT_FOUND;\r | |
d1102dba | 1748 | \r |
1436aea4 MK |
1749 | PrivateData = PEI_CORE_INSTANCE_FROM_PS_THIS (GetPeiServicesTablePointer ());\r |
1750 | for (Index = 0; Index < PrivateData->FvCount; Index++) {\r | |
3b428ade | 1751 | //\r |
1752 | // Only search the FV which is associated with a EFI_PEI_FIRMWARE_VOLUME_PPI instance.\r | |
1753 | //\r | |
1754 | if (PrivateData->Fv[Index].FvPpi != NULL) {\r | |
1755 | Status = FindFileEx (PrivateData->Fv[Index].FvHandle, FileName, 0, FileHandle, NULL);\r | |
1756 | if (!EFI_ERROR (Status)) {\r | |
1757 | *FvHandle = PrivateData->Fv[Index].FvHandle;\r | |
1c738c8f | 1758 | break;\r |
3b428ade | 1759 | }\r |
1760 | }\r | |
1761 | }\r | |
1762 | }\r | |
d1102dba LG |
1763 | \r |
1764 | return Status;\r | |
1765 | }\r | |
3b428ade | 1766 | \r |
1767 | /**\r | |
1768 | Returns information about a specific file.\r | |
1769 | \r | |
1770 | This function returns information about a specific\r | |
1771 | file, including its file name, type, attributes, starting\r | |
d1102dba LG |
1772 | address and size.\r |
1773 | \r | |
3b428ade | 1774 | @param This Points to this instance of the\r |
1775 | EFI_PEI_FIRMWARE_VOLUME_PPI.\r | |
1776 | @param FileHandle Handle of the file.\r | |
1777 | @param FileInfo Upon exit, points to the file's\r | |
1778 | information.\r | |
1779 | \r | |
1780 | @retval EFI_SUCCESS File information returned.\r | |
1781 | @retval EFI_INVALID_PARAMETER If FileHandle does not\r | |
1782 | represent a valid file.\r | |
1783 | @retval EFI_INVALID_PARAMETER If FileInfo is NULL.\r | |
d1102dba LG |
1784 | \r |
1785 | **/\r | |
3b428ade | 1786 | EFI_STATUS\r |
1787 | EFIAPI\r | |
890e5417 | 1788 | PeiFfsFvPpiGetFileInfo (\r |
1436aea4 MK |
1789 | IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,\r |
1790 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
1791 | OUT EFI_FV_FILE_INFO *FileInfo\r | |
3b428ade | 1792 | )\r |
1793 | {\r | |
1436aea4 MK |
1794 | UINT8 FileState;\r |
1795 | UINT8 ErasePolarity;\r | |
1796 | EFI_FFS_FILE_HEADER *FileHeader;\r | |
1797 | PEI_CORE_FV_HANDLE *CoreFvHandle;\r | |
1798 | PEI_FW_VOL_INSTANCE *FwVolInstance;\r | |
890e5417 | 1799 | \r |
3b428ade | 1800 | if ((FileHandle == NULL) || (FileInfo == NULL)) {\r |
1801 | return EFI_INVALID_PARAMETER;\r | |
1802 | }\r | |
1803 | \r | |
1804 | //\r | |
1805 | // Retrieve the FirmwareVolume which the file resides in.\r | |
1806 | //\r | |
1807 | CoreFvHandle = FileHandleToVolume (FileHandle);\r | |
1808 | if (CoreFvHandle == NULL) {\r | |
1809 | return EFI_INVALID_PARAMETER;\r | |
1810 | }\r | |
1811 | \r | |
890e5417 SZ |
1812 | FwVolInstance = PEI_FW_VOL_INSTANCE_FROM_FV_THIS (This);\r |
1813 | \r | |
4140a663 | 1814 | if ((CoreFvHandle->FvHeader->Attributes & EFI_FVB2_ERASE_POLARITY) != 0) {\r |
3b428ade | 1815 | ErasePolarity = 1;\r |
1816 | } else {\r | |
1817 | ErasePolarity = 0;\r | |
1818 | }\r | |
1819 | \r | |
1820 | //\r | |
d1102dba | 1821 | // Get FileState which is the highest bit of the State\r |
3b428ade | 1822 | //\r |
1436aea4 | 1823 | FileState = GetFileState (ErasePolarity, (EFI_FFS_FILE_HEADER *)FileHandle);\r |
3b428ade | 1824 | \r |
1825 | switch (FileState) {\r | |
1826 | case EFI_FILE_DATA_VALID:\r | |
1827 | case EFI_FILE_MARKED_FOR_UPDATE:\r | |
d1102dba | 1828 | break;\r |
3b428ade | 1829 | default:\r |
1830 | return EFI_INVALID_PARAMETER;\r | |
1436aea4 | 1831 | }\r |
3b428ade | 1832 | \r |
1833 | FileHeader = (EFI_FFS_FILE_HEADER *)FileHandle;\r | |
890e5417 SZ |
1834 | if (IS_FFS_FILE2 (FileHeader)) {\r |
1835 | ASSERT (FFS_FILE2_SIZE (FileHeader) > 0x00FFFFFF);\r | |
1836 | if (!FwVolInstance->IsFfs3Fv) {\r | |
87000d77 | 1837 | DEBUG ((DEBUG_ERROR, "It is a FFS3 formatted file: %g in a non-FFS3 formatted FV.\n", &FileHeader->Name));\r |
890e5417 SZ |
1838 | return EFI_INVALID_PARAMETER;\r |
1839 | }\r | |
1436aea4 | 1840 | \r |
890e5417 | 1841 | FileInfo->BufferSize = FFS_FILE2_SIZE (FileHeader) - sizeof (EFI_FFS_FILE_HEADER2);\r |
1436aea4 | 1842 | FileInfo->Buffer = (UINT8 *)FileHeader + sizeof (EFI_FFS_FILE_HEADER2);\r |
890e5417 SZ |
1843 | } else {\r |
1844 | FileInfo->BufferSize = FFS_FILE_SIZE (FileHeader) - sizeof (EFI_FFS_FILE_HEADER);\r | |
1436aea4 | 1845 | FileInfo->Buffer = (UINT8 *)FileHeader + sizeof (EFI_FFS_FILE_HEADER);\r |
890e5417 | 1846 | }\r |
1436aea4 MK |
1847 | \r |
1848 | CopyMem (&FileInfo->FileName, &FileHeader->Name, sizeof (EFI_GUID));\r | |
1849 | FileInfo->FileType = FileHeader->Type;\r | |
c7935105 SZ |
1850 | FileInfo->FileAttributes = FfsAttributes2FvFileAttributes (FileHeader->Attributes);\r |
1851 | if ((CoreFvHandle->FvHeader->Attributes & EFI_FVB2_MEMORY_MAPPED) == EFI_FVB2_MEMORY_MAPPED) {\r | |
1852 | FileInfo->FileAttributes |= EFI_FV_FILE_ATTRIB_MEMORY_MAPPED;\r | |
1853 | }\r | |
1436aea4 | 1854 | \r |
c7935105 SZ |
1855 | return EFI_SUCCESS;\r |
1856 | }\r | |
1857 | \r | |
1858 | /**\r | |
1859 | Returns information about a specific file.\r | |
1860 | \r | |
1861 | This function returns information about a specific\r | |
1862 | file, including its file name, type, attributes, starting\r | |
1863 | address, size and authentication status.\r | |
1864 | \r | |
1865 | @param This Points to this instance of the\r | |
1866 | EFI_PEI_FIRMWARE_VOLUME_PPI.\r | |
1867 | @param FileHandle Handle of the file.\r | |
1868 | @param FileInfo Upon exit, points to the file's\r | |
1869 | information.\r | |
1870 | \r | |
1871 | @retval EFI_SUCCESS File information returned.\r | |
1872 | @retval EFI_INVALID_PARAMETER If FileHandle does not\r | |
1873 | represent a valid file.\r | |
1874 | @retval EFI_INVALID_PARAMETER If FileInfo is NULL.\r | |
1875 | \r | |
1876 | **/\r | |
1877 | EFI_STATUS\r | |
1878 | EFIAPI\r | |
1879 | PeiFfsFvPpiGetFileInfo2 (\r | |
1436aea4 MK |
1880 | IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,\r |
1881 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
1882 | OUT EFI_FV_FILE_INFO2 *FileInfo\r | |
c7935105 SZ |
1883 | )\r |
1884 | {\r | |
1436aea4 MK |
1885 | EFI_STATUS Status;\r |
1886 | PEI_CORE_FV_HANDLE *CoreFvHandle;\r | |
c7935105 SZ |
1887 | \r |
1888 | if ((FileHandle == NULL) || (FileInfo == NULL)) {\r | |
1889 | return EFI_INVALID_PARAMETER;\r | |
1890 | }\r | |
1891 | \r | |
1892 | //\r | |
1893 | // Retrieve the FirmwareVolume which the file resides in.\r | |
1894 | //\r | |
1895 | CoreFvHandle = FileHandleToVolume (FileHandle);\r | |
1896 | if (CoreFvHandle == NULL) {\r | |
1897 | return EFI_INVALID_PARAMETER;\r | |
1898 | }\r | |
1899 | \r | |
1436aea4 | 1900 | Status = PeiFfsFvPpiGetFileInfo (This, FileHandle, (EFI_FV_FILE_INFO *)FileInfo);\r |
c7935105 SZ |
1901 | if (!EFI_ERROR (Status)) {\r |
1902 | FileInfo->AuthenticationStatus = CoreFvHandle->AuthenticationStatus;\r | |
1903 | }\r | |
1904 | \r | |
1905 | return Status;\r | |
1906 | }\r | |
1907 | \r | |
3b428ade | 1908 | /**\r |
1909 | This function returns information about the firmware volume.\r | |
d1102dba | 1910 | \r |
3b428ade | 1911 | @param This Points to this instance of the\r |
1912 | EFI_PEI_FIRMWARE_VOLUME_PPI.\r | |
1913 | @param FvHandle Handle to the firmware handle.\r | |
1914 | @param VolumeInfo Points to the returned firmware volume\r | |
1915 | information.\r | |
1916 | \r | |
1917 | @retval EFI_SUCCESS Information returned successfully.\r | |
1918 | @retval EFI_INVALID_PARAMETER FvHandle does not indicate a valid\r | |
1919 | firmware volume or VolumeInfo is NULL.\r | |
1920 | \r | |
d1102dba | 1921 | **/\r |
3b428ade | 1922 | EFI_STATUS\r |
1923 | EFIAPI\r | |
890e5417 | 1924 | PeiFfsFvPpiGetVolumeInfo (\r |
1436aea4 MK |
1925 | IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,\r |
1926 | IN EFI_PEI_FV_HANDLE FvHandle,\r | |
1927 | OUT EFI_FV_INFO *VolumeInfo\r | |
3b428ade | 1928 | )\r |
1929 | {\r | |
1436aea4 MK |
1930 | EFI_FIRMWARE_VOLUME_HEADER FwVolHeader;\r |
1931 | EFI_FIRMWARE_VOLUME_EXT_HEADER *FwVolExHeaderInfo;\r | |
3b428ade | 1932 | \r |
8fdcc412 | 1933 | if ((VolumeInfo == NULL) || (FvHandle == NULL)) {\r |
3b428ade | 1934 | return EFI_INVALID_PARAMETER;\r |
1935 | }\r | |
d1102dba | 1936 | \r |
3b428ade | 1937 | //\r |
d1102dba LG |
1938 | // VolumeHandle may not align at 8 byte,\r |
1939 | // but FvLength is UINT64 type, which requires FvHeader align at least 8 byte.\r | |
3b428ade | 1940 | // So, Copy FvHeader into the local FvHeader structure.\r |
1941 | //\r | |
1942 | CopyMem (&FwVolHeader, FvHandle, sizeof (EFI_FIRMWARE_VOLUME_HEADER));\r | |
1943 | \r | |
1944 | //\r | |
d39d1260 | 1945 | // Check FV Image Signature\r |
3b428ade | 1946 | //\r |
1947 | if (FwVolHeader.Signature != EFI_FVH_SIGNATURE) {\r | |
1948 | return EFI_INVALID_PARAMETER;\r | |
1949 | }\r | |
1950 | \r | |
1951 | ZeroMem (VolumeInfo, sizeof (EFI_FV_INFO));\r | |
1436aea4 MK |
1952 | VolumeInfo->FvAttributes = FwVolHeader.Attributes;\r |
1953 | VolumeInfo->FvStart = (VOID *)FvHandle;\r | |
1954 | VolumeInfo->FvSize = FwVolHeader.FvLength;\r | |
1955 | CopyMem (&VolumeInfo->FvFormat, &FwVolHeader.FileSystemGuid, sizeof (EFI_GUID));\r | |
3b428ade | 1956 | \r |
1957 | if (FwVolHeader.ExtHeaderOffset != 0) {\r | |
1436aea4 MK |
1958 | FwVolExHeaderInfo = (EFI_FIRMWARE_VOLUME_EXT_HEADER *)(((UINT8 *)FvHandle) + FwVolHeader.ExtHeaderOffset);\r |
1959 | CopyMem (&VolumeInfo->FvName, &FwVolExHeaderInfo->FvName, sizeof (EFI_GUID));\r | |
3b428ade | 1960 | }\r |
d1102dba LG |
1961 | \r |
1962 | return EFI_SUCCESS;\r | |
1963 | }\r | |
3b428ade | 1964 | \r |
1965 | /**\r | |
1966 | Find the next matching section in the firmware file.\r | |
d1102dba | 1967 | \r |
3b428ade | 1968 | This service enables PEI modules to discover sections\r |
1969 | of a given type within a valid file.\r | |
d1102dba | 1970 | \r |
3b428ade | 1971 | @param This Points to this instance of the\r |
1972 | EFI_PEI_FIRMWARE_VOLUME_PPI.\r | |
1973 | @param SearchType A filter to find only sections of this\r | |
1974 | type.\r | |
1975 | @param FileHandle Handle of firmware file in which to\r | |
1976 | search.\r | |
890e5417 | 1977 | @param SectionData Updated upon return to point to the\r |
3b428ade | 1978 | section found.\r |
d1102dba | 1979 | \r |
3b428ade | 1980 | @retval EFI_SUCCESS Section was found.\r |
1981 | @retval EFI_NOT_FOUND Section of the specified type was not\r | |
1982 | found. SectionData contains NULL.\r | |
1983 | **/\r | |
1984 | EFI_STATUS\r | |
1985 | EFIAPI\r | |
890e5417 | 1986 | PeiFfsFvPpiFindSectionByType (\r |
1436aea4 MK |
1987 | IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,\r |
1988 | IN EFI_SECTION_TYPE SearchType,\r | |
1989 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
1990 | OUT VOID **SectionData\r | |
3b428ade | 1991 | )\r |
1992 | {\r | |
1436aea4 MK |
1993 | UINT32 AuthenticationStatus;\r |
1994 | \r | |
c7935105 SZ |
1995 | return PeiFfsFvPpiFindSectionByType2 (This, SearchType, 0, FileHandle, SectionData, &AuthenticationStatus);\r |
1996 | }\r | |
1997 | \r | |
1998 | /**\r | |
1999 | Find the next matching section in the firmware file.\r | |
2000 | \r | |
2001 | This service enables PEI modules to discover sections\r | |
2002 | of a given instance and type within a valid file.\r | |
2003 | \r | |
2004 | @param This Points to this instance of the\r | |
2005 | EFI_PEI_FIRMWARE_VOLUME_PPI.\r | |
2006 | @param SearchType A filter to find only sections of this\r | |
2007 | type.\r | |
2008 | @param SearchInstance A filter to find the specific instance\r | |
2009 | of sections.\r | |
2010 | @param FileHandle Handle of firmware file in which to\r | |
2011 | search.\r | |
2012 | @param SectionData Updated upon return to point to the\r | |
2013 | section found.\r | |
2014 | @param AuthenticationStatus Updated upon return to point to the\r | |
2015 | authentication status for this section.\r | |
2016 | \r | |
2017 | @retval EFI_SUCCESS Section was found.\r | |
2018 | @retval EFI_NOT_FOUND Section of the specified type was not\r | |
2019 | found. SectionData contains NULL.\r | |
2020 | **/\r | |
2021 | EFI_STATUS\r | |
2022 | EFIAPI\r | |
2023 | PeiFfsFvPpiFindSectionByType2 (\r | |
1436aea4 MK |
2024 | IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,\r |
2025 | IN EFI_SECTION_TYPE SearchType,\r | |
2026 | IN UINTN SearchInstance,\r | |
2027 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
2028 | OUT VOID **SectionData,\r | |
2029 | OUT UINT32 *AuthenticationStatus\r | |
c7935105 SZ |
2030 | )\r |
2031 | {\r | |
1436aea4 MK |
2032 | EFI_STATUS Status;\r |
2033 | EFI_FFS_FILE_HEADER *FfsFileHeader;\r | |
2034 | UINT32 FileSize;\r | |
2035 | EFI_COMMON_SECTION_HEADER *Section;\r | |
2036 | PEI_FW_VOL_INSTANCE *FwVolInstance;\r | |
2037 | PEI_CORE_FV_HANDLE *CoreFvHandle;\r | |
2038 | UINTN Instance;\r | |
2039 | UINT32 ExtractedAuthenticationStatus;\r | |
c7935105 SZ |
2040 | \r |
2041 | if (SectionData == NULL) {\r | |
2042 | return EFI_NOT_FOUND;\r | |
2043 | }\r | |
890e5417 SZ |
2044 | \r |
2045 | FwVolInstance = PEI_FW_VOL_INSTANCE_FROM_FV_THIS (This);\r | |
2046 | \r | |
c7935105 SZ |
2047 | //\r |
2048 | // Retrieve the FirmwareVolume which the file resides in.\r | |
2049 | //\r | |
2050 | CoreFvHandle = FileHandleToVolume (FileHandle);\r | |
2051 | if (CoreFvHandle == NULL) {\r | |
2052 | return EFI_NOT_FOUND;\r | |
2053 | }\r | |
2054 | \r | |
3b428ade | 2055 | FfsFileHeader = (EFI_FFS_FILE_HEADER *)(FileHandle);\r |
2056 | \r | |
890e5417 SZ |
2057 | if (IS_FFS_FILE2 (FfsFileHeader)) {\r |
2058 | ASSERT (FFS_FILE2_SIZE (FfsFileHeader) > 0x00FFFFFF);\r | |
2059 | if (!FwVolInstance->IsFfs3Fv) {\r | |
87000d77 | 2060 | DEBUG ((DEBUG_ERROR, "It is a FFS3 formatted file: %g in a non-FFS3 formatted FV.\n", &FfsFileHeader->Name));\r |
890e5417 SZ |
2061 | return EFI_NOT_FOUND;\r |
2062 | }\r | |
1436aea4 MK |
2063 | \r |
2064 | Section = (EFI_COMMON_SECTION_HEADER *)((UINT8 *)FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER2));\r | |
890e5417 SZ |
2065 | FileSize = FFS_FILE2_SIZE (FfsFileHeader) - sizeof (EFI_FFS_FILE_HEADER2);\r |
2066 | } else {\r | |
1436aea4 | 2067 | Section = (EFI_COMMON_SECTION_HEADER *)((UINT8 *)FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER));\r |
890e5417 SZ |
2068 | FileSize = FFS_FILE_SIZE (FfsFileHeader) - sizeof (EFI_FFS_FILE_HEADER);\r |
2069 | }\r | |
3b428ade | 2070 | \r |
1436aea4 | 2071 | Instance = SearchInstance + 1;\r |
c7935105 | 2072 | ExtractedAuthenticationStatus = 0;\r |
1436aea4 MK |
2073 | Status = ProcessSection (\r |
2074 | GetPeiServicesTablePointer (),\r | |
2075 | SearchType,\r | |
2076 | &Instance,\r | |
2077 | Section,\r | |
2078 | FileSize,\r | |
2079 | SectionData,\r | |
2080 | &ExtractedAuthenticationStatus,\r | |
2081 | FwVolInstance->IsFfs3Fv\r | |
2082 | );\r | |
c7935105 SZ |
2083 | if (!EFI_ERROR (Status)) {\r |
2084 | //\r | |
2085 | // Inherit the authentication status.\r | |
2086 | //\r | |
2087 | *AuthenticationStatus = ExtractedAuthenticationStatus | CoreFvHandle->AuthenticationStatus;\r | |
2088 | }\r | |
1436aea4 | 2089 | \r |
c7935105 SZ |
2090 | return Status;\r |
2091 | }\r | |
3b428ade | 2092 | \r |
2093 | /**\r | |
2094 | Convert the handle of FV to pointer of corresponding PEI_CORE_FV_HANDLE.\r | |
d1102dba | 2095 | \r |
3b428ade | 2096 | @param FvHandle The handle of a FV.\r |
d1102dba | 2097 | \r |
3b428ade | 2098 | @retval NULL if can not find.\r |
d1102dba | 2099 | @return Pointer of corresponding PEI_CORE_FV_HANDLE.\r |
3b428ade | 2100 | **/\r |
2101 | PEI_CORE_FV_HANDLE *\r | |
2102 | FvHandleToCoreHandle (\r | |
2103 | IN EFI_PEI_FV_HANDLE FvHandle\r | |
2104 | )\r | |
2105 | {\r | |
1436aea4 MK |
2106 | UINTN Index;\r |
2107 | PEI_CORE_INSTANCE *PrivateData;\r | |
d1102dba | 2108 | \r |
1436aea4 MK |
2109 | PrivateData = PEI_CORE_INSTANCE_FROM_PS_THIS (GetPeiServicesTablePointer ());\r |
2110 | for (Index = 0; Index < PrivateData->FvCount; Index++) {\r | |
3b428ade | 2111 | if (FvHandle == PrivateData->Fv[Index].FvHandle) {\r |
2112 | return &PrivateData->Fv[Index];\r | |
2113 | }\r | |
2114 | }\r | |
d1102dba | 2115 | \r |
3b428ade | 2116 | return NULL;\r |
d1102dba | 2117 | }\r |
3b428ade | 2118 | \r |
2119 | /**\r | |
d3add11e | 2120 | Gets a PEI_CORE_FV_HANDLE instance for the next volume according to the given index.\r |
d1102dba | 2121 | \r |
d3add11e MK |
2122 | This routine also will install an instance of the FvInfo PPI for the FV HOB\r |
2123 | as defined in the PI specification.\r | |
d1102dba | 2124 | \r |
3b428ade | 2125 | @param Private Pointer of PEI_CORE_INSTANCE\r |
d3add11e | 2126 | @param Instance Index of the FV to search\r |
d1102dba | 2127 | \r |
3b428ade | 2128 | @return Instance of PEI_CORE_FV_HANDLE.\r |
2129 | **/\r | |
2130 | PEI_CORE_FV_HANDLE *\r | |
2131 | FindNextCoreFvHandle (\r | |
2132 | IN PEI_CORE_INSTANCE *Private,\r | |
2133 | IN UINTN Instance\r | |
2134 | )\r | |
2135 | {\r | |
3b428ade | 2136 | if (Instance >= Private->FvCount) {\r |
2137 | return NULL;\r | |
2138 | }\r | |
4c6486b9 | 2139 | \r |
3b428ade | 2140 | return &Private->Fv[Instance];\r |
d1102dba | 2141 | }\r |
8e0e40ed | 2142 | \r |
2143 | /**\r | |
2144 | After PeiCore image is shadowed into permanent memory, all build-in FvPpi should\r | |
d1102dba | 2145 | be re-installed with the instance in permanent memory and all cached FvPpi pointers in\r |
6393d9c8 | 2146 | PrivateData->Fv[] array should be fixed up to be pointed to the one in permanent\r |
8e0e40ed | 2147 | memory.\r |
d1102dba | 2148 | \r |
8e0e40ed | 2149 | @param PrivateData Pointer to PEI_CORE_INSTANCE.\r |
d1102dba | 2150 | **/\r |
8e0e40ed | 2151 | VOID\r |
2152 | PeiReinitializeFv (\r | |
1436aea4 | 2153 | IN PEI_CORE_INSTANCE *PrivateData\r |
8e0e40ed | 2154 | )\r |
2155 | {\r | |
890e5417 | 2156 | VOID *OldFfsFvPpi;\r |
7ec93917 | 2157 | EFI_PEI_PPI_DESCRIPTOR *OldDescriptor;\r |
2158 | UINTN Index;\r | |
2159 | EFI_STATUS Status;\r | |
2160 | \r | |
2161 | //\r | |
2162 | // Locate old build-in Ffs2 EFI_PEI_FIRMWARE_VOLUME_PPI which\r | |
2163 | // in flash.\r | |
2164 | //\r | |
2165 | Status = PeiServicesLocatePpi (\r | |
1436aea4 MK |
2166 | &gEfiFirmwareFileSystem2Guid,\r |
2167 | 0,\r | |
2168 | &OldDescriptor,\r | |
2169 | &OldFfsFvPpi\r | |
2170 | );\r | |
7ec93917 | 2171 | ASSERT_EFI_ERROR (Status);\r |
2172 | \r | |
2173 | //\r | |
2174 | // Re-install the EFI_PEI_FIRMWARE_VOLUME_PPI for build-in Ffs2\r | |
2175 | // which is shadowed from flash to permanent memory within PeiCore image.\r | |
2176 | //\r | |
2177 | Status = PeiServicesReInstallPpi (OldDescriptor, &mPeiFfs2FvPpiList);\r | |
2178 | ASSERT_EFI_ERROR (Status);\r | |
890e5417 | 2179 | \r |
7ec93917 | 2180 | //\r |
2181 | // Fixup all FvPpi pointers for the implementation in flash to permanent memory.\r | |
2182 | //\r | |
1436aea4 | 2183 | for (Index = 0; Index < PrivateData->FvCount; Index++) {\r |
890e5417 SZ |
2184 | if (PrivateData->Fv[Index].FvPpi == OldFfsFvPpi) {\r |
2185 | PrivateData->Fv[Index].FvPpi = &mPeiFfs2FwVol.Fv;\r | |
7ec93917 | 2186 | }\r |
2187 | }\r | |
890e5417 SZ |
2188 | \r |
2189 | //\r | |
2190 | // Locate old build-in Ffs3 EFI_PEI_FIRMWARE_VOLUME_PPI which\r | |
2191 | // in flash.\r | |
2192 | //\r | |
2193 | Status = PeiServicesLocatePpi (\r | |
2194 | &gEfiFirmwareFileSystem3Guid,\r | |
2195 | 0,\r | |
2196 | &OldDescriptor,\r | |
2197 | &OldFfsFvPpi\r | |
2198 | );\r | |
2199 | ASSERT_EFI_ERROR (Status);\r | |
2200 | \r | |
2201 | //\r | |
2202 | // Re-install the EFI_PEI_FIRMWARE_VOLUME_PPI for build-in Ffs3\r | |
2203 | // which is shadowed from flash to permanent memory within PeiCore image.\r | |
2204 | //\r | |
2205 | Status = PeiServicesReInstallPpi (OldDescriptor, &mPeiFfs3FvPpiList);\r | |
2206 | ASSERT_EFI_ERROR (Status);\r | |
2207 | \r | |
2208 | //\r | |
2209 | // Fixup all FvPpi pointers for the implementation in flash to permanent memory.\r | |
2210 | //\r | |
1436aea4 | 2211 | for (Index = 0; Index < PrivateData->FvCount; Index++) {\r |
890e5417 SZ |
2212 | if (PrivateData->Fv[Index].FvPpi == OldFfsFvPpi) {\r |
2213 | PrivateData->Fv[Index].FvPpi = &mPeiFfs3FwVol.Fv;\r | |
2214 | }\r | |
2215 | }\r | |
2216 | }\r | |
8e0e40ed | 2217 | \r |
f3358329 | 2218 | /**\r |
d3add11e | 2219 | Report the information for a newly discovered FV in an unknown format.\r |
d1102dba | 2220 | \r |
d3add11e MK |
2221 | If the EFI_PEI_FIRMWARE_VOLUME_PPI has not been installed for a third-party FV format, but\r |
2222 | the FV has been discovered, then the information of this FV will be cached into PEI_CORE_INSTANCE's\r | |
2223 | UnknownFvInfo array.\r | |
2224 | \r | |
2225 | Also a notification would be installed for unknown FV format GUID, if EFI_PEI_FIRMWARE_VOLUME_PPI\r | |
2226 | is installed later by platform's PEIM, the original unknown FV will be processed by\r | |
f3358329 | 2227 | using new installed EFI_PEI_FIRMWARE_VOLUME_PPI.\r |
d1102dba | 2228 | \r |
f3358329 | 2229 | @param PrivateData Point to instance of PEI_CORE_INSTANCE\r |
c7935105 | 2230 | @param FvInfo2Ppi Point to FvInfo2 PPI.\r |
d1102dba | 2231 | \r |
f3358329 | 2232 | @retval EFI_OUT_OF_RESOURCES The FV info array in PEI_CORE_INSTANCE has no more spaces.\r |
2233 | @retval EFI_SUCCESS Success to add the information for unknown FV.\r | |
2234 | **/\r | |
2235 | EFI_STATUS\r | |
2236 | AddUnknownFormatFvInfo (\r | |
c7935105 SZ |
2237 | IN PEI_CORE_INSTANCE *PrivateData,\r |
2238 | IN EFI_PEI_FIRMWARE_VOLUME_INFO2_PPI *FvInfo2Ppi\r | |
f3358329 | 2239 | )\r |
2240 | {\r | |
1436aea4 MK |
2241 | PEI_CORE_UNKNOW_FORMAT_FV_INFO *NewUnknownFv;\r |
2242 | VOID *TempPtr;\r | |
d1102dba | 2243 | \r |
111e6c92 SZ |
2244 | if (PrivateData->UnknownFvInfoCount >= PrivateData->MaxUnknownFvInfoCount) {\r |
2245 | //\r | |
2246 | // Run out of room, grow the buffer.\r | |
2247 | //\r | |
2248 | TempPtr = AllocateZeroPool (\r | |
2249 | sizeof (PEI_CORE_UNKNOW_FORMAT_FV_INFO) * (PrivateData->MaxUnknownFvInfoCount + FV_GROWTH_STEP)\r | |
2250 | );\r | |
2251 | ASSERT (TempPtr != NULL);\r | |
2252 | CopyMem (\r | |
2253 | TempPtr,\r | |
2254 | PrivateData->UnknownFvInfo,\r | |
2255 | sizeof (PEI_CORE_UNKNOW_FORMAT_FV_INFO) * PrivateData->MaxUnknownFvInfoCount\r | |
2256 | );\r | |
1436aea4 | 2257 | PrivateData->UnknownFvInfo = TempPtr;\r |
111e6c92 | 2258 | PrivateData->MaxUnknownFvInfoCount = PrivateData->MaxUnknownFvInfoCount + FV_GROWTH_STEP;\r |
f3358329 | 2259 | }\r |
d1102dba | 2260 | \r |
f3358329 | 2261 | NewUnknownFv = &PrivateData->UnknownFvInfo[PrivateData->UnknownFvInfoCount];\r |
1436aea4 | 2262 | PrivateData->UnknownFvInfoCount++;\r |
d1102dba | 2263 | \r |
c7935105 | 2264 | CopyGuid (&NewUnknownFv->FvFormat, &FvInfo2Ppi->FvFormat);\r |
1436aea4 MK |
2265 | NewUnknownFv->FvInfo = FvInfo2Ppi->FvInfo;\r |
2266 | NewUnknownFv->FvInfoSize = FvInfo2Ppi->FvInfoSize;\r | |
2267 | NewUnknownFv->AuthenticationStatus = FvInfo2Ppi->AuthenticationStatus;\r | |
f3358329 | 2268 | NewUnknownFv->NotifyDescriptor.Flags = (EFI_PEI_PPI_DESCRIPTOR_NOTIFY_CALLBACK | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST);\r |
2269 | NewUnknownFv->NotifyDescriptor.Guid = &NewUnknownFv->FvFormat;\r | |
2270 | NewUnknownFv->NotifyDescriptor.Notify = ThirdPartyFvPpiNotifyCallback;\r | |
d1102dba | 2271 | \r |
f3358329 | 2272 | PeiServicesNotifyPpi (&NewUnknownFv->NotifyDescriptor);\r |
2273 | return EFI_SUCCESS;\r | |
2274 | }\r | |
2275 | \r | |
2276 | /**\r | |
d39d1260 | 2277 | Find the FV information according to third-party FV format GUID.\r |
d1102dba | 2278 | \r |
d39d1260 | 2279 | This routine also will remove the FV information found by given FV format GUID from\r |
f3358329 | 2280 | PrivateData->UnknownFvInfo[].\r |
d1102dba | 2281 | \r |
f3358329 | 2282 | @param PrivateData Point to instance of PEI_CORE_INSTANCE\r |
d39d1260 | 2283 | @param Format Point to given FV format GUID\r |
f3358329 | 2284 | @param FvInfo On return, the pointer of FV information buffer\r |
2285 | @param FvInfoSize On return, the size of FV information buffer.\r | |
c7935105 | 2286 | @param AuthenticationStatus On return, the authentication status of FV information buffer.\r |
d1102dba | 2287 | \r |
f3358329 | 2288 | @retval EFI_NOT_FOUND The FV is not found for new installed EFI_PEI_FIRMWARE_VOLUME_PPI\r |
2289 | @retval EFI_SUCCESS Success to find a FV which could be processed by new installed EFI_PEI_FIRMWARE_VOLUME_PPI.\r | |
2290 | **/\r | |
2291 | EFI_STATUS\r | |
2292 | FindUnknownFormatFvInfo (\r | |
1436aea4 MK |
2293 | IN PEI_CORE_INSTANCE *PrivateData,\r |
2294 | IN EFI_GUID *Format,\r | |
2295 | OUT VOID **FvInfo,\r | |
2296 | OUT UINT32 *FvInfoSize,\r | |
2297 | OUT UINT32 *AuthenticationStatus\r | |
f3358329 | 2298 | )\r |
2299 | {\r | |
1436aea4 MK |
2300 | UINTN Index;\r |
2301 | UINTN Index2;\r | |
f3358329 | 2302 | \r |
2303 | Index = 0;\r | |
1436aea4 | 2304 | for ( ; Index < PrivateData->UnknownFvInfoCount; Index++) {\r |
f3358329 | 2305 | if (CompareGuid (Format, &PrivateData->UnknownFvInfo[Index].FvFormat)) {\r |
2306 | break;\r | |
2307 | }\r | |
2308 | }\r | |
d1102dba | 2309 | \r |
f3358329 | 2310 | if (Index == PrivateData->UnknownFvInfoCount) {\r |
2311 | return EFI_NOT_FOUND;\r | |
2312 | }\r | |
d1102dba | 2313 | \r |
1436aea4 MK |
2314 | *FvInfo = PrivateData->UnknownFvInfo[Index].FvInfo;\r |
2315 | *FvInfoSize = PrivateData->UnknownFvInfo[Index].FvInfoSize;\r | |
c7935105 | 2316 | *AuthenticationStatus = PrivateData->UnknownFvInfo[Index].AuthenticationStatus;\r |
d1102dba | 2317 | \r |
f3358329 | 2318 | //\r |
2319 | // Remove an entry from UnknownFvInfo array.\r | |
2320 | //\r | |
2321 | Index2 = Index + 1;\r | |
1436aea4 | 2322 | for ( ; Index2 < PrivateData->UnknownFvInfoCount; Index2++, Index++) {\r |
f3358329 | 2323 | CopyMem (&PrivateData->UnknownFvInfo[Index], &PrivateData->UnknownFvInfo[Index2], sizeof (PEI_CORE_UNKNOW_FORMAT_FV_INFO));\r |
2324 | }\r | |
1436aea4 MK |
2325 | \r |
2326 | PrivateData->UnknownFvInfoCount--;\r | |
f3358329 | 2327 | return EFI_SUCCESS;\r |
d1102dba | 2328 | }\r |
f3358329 | 2329 | \r |
2330 | /**\r | |
2331 | Notification callback function for EFI_PEI_FIRMWARE_VOLUME_PPI.\r | |
d1102dba LG |
2332 | \r |
2333 | When a EFI_PEI_FIRMWARE_VOLUME_PPI is installed to support new FV format, this\r | |
d39d1260 | 2334 | routine is called to process all discovered FVs in this format.\r |
d1102dba | 2335 | \r |
f3358329 | 2336 | @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation\r |
2337 | @param NotifyDescriptor Address of the notification descriptor data structure.\r | |
2338 | @param Ppi Address of the PPI that was installed.\r | |
d1102dba | 2339 | \r |
f3358329 | 2340 | @retval EFI_SUCCESS The notification callback is processed correctly.\r |
2341 | **/\r | |
2342 | EFI_STATUS\r | |
2343 | EFIAPI\r | |
2344 | ThirdPartyFvPpiNotifyCallback (\r | |
1436aea4 MK |
2345 | IN EFI_PEI_SERVICES **PeiServices,\r |
2346 | IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDescriptor,\r | |
2347 | IN VOID *Ppi\r | |
f3358329 | 2348 | )\r |
2349 | {\r | |
2350 | PEI_CORE_INSTANCE *PrivateData;\r | |
2351 | EFI_PEI_FIRMWARE_VOLUME_PPI *FvPpi;\r | |
2352 | VOID *FvInfo;\r | |
2353 | UINT32 FvInfoSize;\r | |
c7935105 | 2354 | UINT32 AuthenticationStatus;\r |
f3358329 | 2355 | EFI_STATUS Status;\r |
2356 | EFI_PEI_FV_HANDLE FvHandle;\r | |
2357 | BOOLEAN IsProcessed;\r | |
2358 | UINTN FvIndex;\r | |
2359 | EFI_PEI_FILE_HANDLE FileHandle;\r | |
d1102dba | 2360 | VOID *DepexData;\r |
7147077b | 2361 | UINTN CurFvCount;\r |
111e6c92 | 2362 | VOID *TempPtr;\r |
7147077b | 2363 | \r |
1436aea4 MK |
2364 | PrivateData = PEI_CORE_INSTANCE_FROM_PS_THIS (PeiServices);\r |
2365 | FvPpi = (EFI_PEI_FIRMWARE_VOLUME_PPI *)Ppi;\r | |
d1102dba | 2366 | \r |
f3358329 | 2367 | do {\r |
c7935105 | 2368 | Status = FindUnknownFormatFvInfo (PrivateData, NotifyDescriptor->Guid, &FvInfo, &FvInfoSize, &AuthenticationStatus);\r |
f3358329 | 2369 | if (EFI_ERROR (Status)) {\r |
2370 | return EFI_SUCCESS;\r | |
2371 | }\r | |
d1102dba | 2372 | \r |
f3358329 | 2373 | //\r |
2374 | // Process new found FV and get FV handle.\r | |
2375 | //\r | |
2376 | Status = FvPpi->ProcessVolume (FvPpi, FvInfo, FvInfoSize, &FvHandle);\r | |
2377 | if (EFI_ERROR (Status)) {\r | |
87000d77 | 2378 | DEBUG ((DEBUG_ERROR, "Fail to process the FV 0x%p, FV may be corrupted!\n", FvInfo));\r |
f3358329 | 2379 | continue;\r |
2380 | }\r | |
2381 | \r | |
2382 | //\r | |
2383 | // Check whether the FV has already been processed.\r | |
2384 | //\r | |
2385 | IsProcessed = FALSE;\r | |
1436aea4 | 2386 | for (FvIndex = 0; FvIndex < PrivateData->FvCount; FvIndex++) {\r |
f3358329 | 2387 | if (PrivateData->Fv[FvIndex].FvHandle == FvHandle) {\r |
d39d1260 | 2388 | DEBUG ((DEBUG_INFO, "The FV %p has already been processed!\n", FvInfo));\r |
f3358329 | 2389 | IsProcessed = TRUE;\r |
2390 | break;\r | |
2391 | }\r | |
2392 | }\r | |
d1102dba | 2393 | \r |
f3358329 | 2394 | if (IsProcessed) {\r |
2395 | continue;\r | |
2396 | }\r | |
d1102dba | 2397 | \r |
111e6c92 SZ |
2398 | if (PrivateData->FvCount >= PrivateData->MaxFvCount) {\r |
2399 | //\r | |
2400 | // Run out of room, grow the buffer.\r | |
2401 | //\r | |
2402 | TempPtr = AllocateZeroPool (\r | |
2403 | sizeof (PEI_CORE_FV_HANDLE) * (PrivateData->MaxFvCount + FV_GROWTH_STEP)\r | |
2404 | );\r | |
2405 | ASSERT (TempPtr != NULL);\r | |
2406 | CopyMem (\r | |
2407 | TempPtr,\r | |
2408 | PrivateData->Fv,\r | |
2409 | sizeof (PEI_CORE_FV_HANDLE) * PrivateData->MaxFvCount\r | |
2410 | );\r | |
1436aea4 | 2411 | PrivateData->Fv = TempPtr;\r |
111e6c92 | 2412 | PrivateData->MaxFvCount = PrivateData->MaxFvCount + FV_GROWTH_STEP;\r |
ccf0f68d | 2413 | }\r |
d1102dba | 2414 | \r |
f3358329 | 2415 | //\r |
2416 | // Update internal PEI_CORE_FV array.\r | |
2417 | //\r | |
1436aea4 MK |
2418 | PrivateData->Fv[PrivateData->FvCount].FvHeader = (EFI_FIRMWARE_VOLUME_HEADER *)FvInfo;\r |
2419 | PrivateData->Fv[PrivateData->FvCount].FvPpi = FvPpi;\r | |
2420 | PrivateData->Fv[PrivateData->FvCount].FvHandle = FvHandle;\r | |
c7935105 | 2421 | PrivateData->Fv[PrivateData->FvCount].AuthenticationStatus = AuthenticationStatus;\r |
1436aea4 | 2422 | CurFvCount = PrivateData->FvCount;\r |
f3358329 | 2423 | DEBUG ((\r |
87000d77 | 2424 | DEBUG_INFO,\r |
d1102dba | 2425 | "The %dth FV start address is 0x%11p, size is 0x%08x, handle is 0x%p\n",\r |
1436aea4 MK |
2426 | (UINT32)CurFvCount,\r |
2427 | (VOID *)FvInfo,\r | |
f3358329 | 2428 | FvInfoSize,\r |
2429 | FvHandle\r | |
d1102dba | 2430 | ));\r |
1436aea4 | 2431 | PrivateData->FvCount++;\r |
f3358329 | 2432 | \r |
2433 | //\r | |
d39d1260 | 2434 | // Scan and process the new discovered FV for EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE\r |
f3358329 | 2435 | //\r |
2436 | FileHandle = NULL;\r | |
2437 | do {\r | |
2438 | Status = FvPpi->FindFileByType (\r | |
2439 | FvPpi,\r | |
2440 | EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE,\r | |
2441 | FvHandle,\r | |
2442 | &FileHandle\r | |
1436aea4 | 2443 | );\r |
f3358329 | 2444 | if (!EFI_ERROR (Status)) {\r |
2445 | Status = FvPpi->FindSectionByType (\r | |
2446 | FvPpi,\r | |
2447 | EFI_SECTION_PEI_DEPEX,\r | |
2448 | FileHandle,\r | |
1436aea4 | 2449 | (VOID **)&DepexData\r |
f3358329 | 2450 | );\r |
2451 | if (!EFI_ERROR (Status)) {\r | |
2452 | if (!PeimDispatchReadiness (PeiServices, DepexData)) {\r | |
2453 | //\r | |
2454 | // Dependency is not satisfied.\r | |
2455 | //\r | |
2456 | continue;\r | |
2457 | }\r | |
2458 | }\r | |
d1102dba | 2459 | \r |
87000d77 | 2460 | DEBUG ((DEBUG_INFO, "Found firmware volume Image File %p in FV[%d] %p\n", FileHandle, CurFvCount, FvHandle));\r |
7147077b | 2461 | ProcessFvFile (PrivateData, &PrivateData->Fv[CurFvCount], FileHandle);\r |
f3358329 | 2462 | }\r |
2463 | } while (FileHandle != NULL);\r | |
2464 | } while (TRUE);\r | |
f3358329 | 2465 | }\r |