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MdeModulePkg Core: Propagate PEI-phase FV authentication status to DXE
[mirror_edk2.git] / MdeModulePkg / Core / Pei / FwVol / FwVol.c
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615c6dd0 1/** @file\r
b1f6a7c6 2 Pei Core Firmware File System service routines.\r
3 \r
9ddd7d7a 4Copyright (c) 2015 HP Development Company, L.P.\r
b8654f4d 5Copyright (c) 2006 - 2017, Intel Corporation. All rights reserved.<BR>\r
cd5ebaa0 6This program and the accompanying materials \r
192f6d4c 7are licensed and made available under the terms and conditions of the BSD License \r
8which accompanies this distribution. The full text of the license may be found at \r
9http://opensource.org/licenses/bsd-license.php \r
10 \r
11THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
12WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
13\r
615c6dd0 14**/\r
192f6d4c 15\r
3b428ade 16#include "FwVol.h"\r
192f6d4c 17\r
c7935105
SZ		 18EFI_PEI_NOTIFY_DESCRIPTOR mNotifyOnFvInfoList[] = {\r
19 {\r
20 EFI_PEI_PPI_DESCRIPTOR_NOTIFY_CALLBACK,\r
21 &gEfiPeiFirmwareVolumeInfoPpiGuid,\r
22 FirmwareVolmeInfoPpiNotifyCallback \r
23 },\r
24 {\r
25 (EFI_PEI_PPI_DESCRIPTOR_NOTIFY_CALLBACK | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r
26 &gEfiPeiFirmwareVolumeInfo2PpiGuid,\r
27 FirmwareVolmeInfoPpiNotifyCallback \r
28 }\r
b0d803fe 29};\r
30\r
890e5417
SZ		 31PEI_FW_VOL_INSTANCE mPeiFfs2FwVol = {\r
32 PEI_FW_VOL_SIGNATURE,\r
33 FALSE,\r
34 {\r
35 PeiFfsFvPpiProcessVolume,\r
36 PeiFfsFvPpiFindFileByType,\r
37 PeiFfsFvPpiFindFileByName,\r
38 PeiFfsFvPpiGetFileInfo,\r
39 PeiFfsFvPpiGetVolumeInfo,\r
c7935105
SZ		 40 PeiFfsFvPpiFindSectionByType,\r
41 PeiFfsFvPpiGetFileInfo2,\r
42 PeiFfsFvPpiFindSectionByType2,\r
43 EFI_PEI_FIRMWARE_VOLUME_PPI_SIGNATURE,\r
44 EFI_PEI_FIRMWARE_VOLUME_PPI_REVISION\r
890e5417
SZ		 45 }\r
46};\r
47\r
48PEI_FW_VOL_INSTANCE mPeiFfs3FwVol = {\r
49 PEI_FW_VOL_SIGNATURE,\r
50 TRUE,\r
51 {\r
52 PeiFfsFvPpiProcessVolume,\r
53 PeiFfsFvPpiFindFileByType,\r
54 PeiFfsFvPpiFindFileByName,\r
55 PeiFfsFvPpiGetFileInfo,\r
56 PeiFfsFvPpiGetVolumeInfo,\r
c7935105
SZ		 57 PeiFfsFvPpiFindSectionByType,\r
58 PeiFfsFvPpiGetFileInfo2,\r
59 PeiFfsFvPpiFindSectionByType2,\r
60 EFI_PEI_FIRMWARE_VOLUME_PPI_SIGNATURE,\r
61 EFI_PEI_FIRMWARE_VOLUME_PPI_REVISION\r
890e5417 62 }\r
3b428ade 63};\r
64 \r
65EFI_PEI_PPI_DESCRIPTOR mPeiFfs2FvPpiList = {\r
66 (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r
67 &gEfiFirmwareFileSystem2Guid,\r
890e5417
SZ		 68 &mPeiFfs2FwVol.Fv\r
69};\r
70\r
71EFI_PEI_PPI_DESCRIPTOR mPeiFfs3FvPpiList = {\r
72 (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r
73 &gEfiFirmwareFileSystem3Guid,\r
74 &mPeiFfs3FwVol.Fv\r
3b428ade 75};\r
795bb9b6
SZ		 76\r
77/**\r
e411f8ca
SZ		 78Required Alignment Alignment Value in FFS FFS_ATTRIB_DATA_ALIGNMENT2 Alignment Value in\r
79(bytes) Attributes Field in FFS Attributes Field Firmware Volume Interfaces\r
801 0 0 0\r
8116 1 0 4\r
82128 2 0 7\r
83512 3 0 9\r
841 KB 4 0 10\r
854 KB 5 0 12\r
8632 KB 6 0 15\r
8764 KB 7 0 16\r
88128 KB 0 1 17\r
89256 KB 1 1 18\r
90512 KB 2 1 19\r
911 MB 3 1 20\r
922 MB 4 1 21\r
934 MB 5 1 22\r
948 MB 6 1 23\r
9516 MB 7 1 24\r
795bb9b6
SZ		 96**/\r
97UINT8 mFvAttributes[] = {0, 4, 7, 9, 10, 12, 15, 16};\r
e411f8ca 98UINT8 mFvAttributes2[] = {17, 18, 19, 20, 21, 22, 23, 24};\r
795bb9b6
SZ		 99\r
100/**\r
101 Convert the FFS File Attributes to FV File Attributes\r
102\r
103 @param FfsAttributes The attributes of UINT8 type.\r
104\r
105 @return The attributes of EFI_FV_FILE_ATTRIBUTES\r
106\r
107**/\r
108EFI_FV_FILE_ATTRIBUTES\r
109FfsAttributes2FvFileAttributes (\r
110 IN EFI_FFS_FILE_ATTRIBUTES FfsAttributes\r
111 )\r
112{\r
113 UINT8 DataAlignment;\r
114 EFI_FV_FILE_ATTRIBUTES FileAttribute;\r
115\r
116 DataAlignment = (UINT8) ((FfsAttributes & FFS_ATTRIB_DATA_ALIGNMENT) >> 3);\r
117 ASSERT (DataAlignment < 8);\r
118\r
e411f8ca
SZ		 119 if ((FfsAttributes & FFS_ATTRIB_DATA_ALIGNMENT_2) != 0) {\r
120 FileAttribute = (EFI_FV_FILE_ATTRIBUTES) mFvAttributes2[DataAlignment];\r
121 } else {\r
122 FileAttribute = (EFI_FV_FILE_ATTRIBUTES) mFvAttributes[DataAlignment];\r
123 }\r
795bb9b6
SZ		 124\r
125 if ((FfsAttributes & FFS_ATTRIB_FIXED) == FFS_ATTRIB_FIXED) {\r
126 FileAttribute |= EFI_FV_FILE_ATTRIB_FIXED;\r
127 }\r
128\r
129 return FileAttribute;\r
130}\r
131\r
b1f6a7c6 132/**\r
ed299e3c 133 Returns the file state set by the highest zero bit in the State field\r
192f6d4c 134\r
b1f6a7c6 135 @param ErasePolarity Erase Polarity as defined by EFI_FVB2_ERASE_POLARITY\r
136 in the Attributes field.\r
137 @param FfsHeader Pointer to FFS File Header.\r
192f6d4c 138\r
ed299e3c
LG		 139 @retval EFI_FFS_FILE_STATE File state is set by the highest none zero bit \r
140 in the header State field.\r
b1f6a7c6 141**/\r
142EFI_FFS_FILE_STATE\r
143GetFileState(\r
144 IN UINT8 ErasePolarity,\r
145 IN EFI_FFS_FILE_HEADER *FfsHeader\r
146 )\r
192f6d4c 147{\r
148 EFI_FFS_FILE_STATE FileState;\r
149 EFI_FFS_FILE_STATE HighestBit;\r
150\r
151 FileState = FfsHeader->State;\r
152\r
153 if (ErasePolarity != 0) {\r
154 FileState = (EFI_FFS_FILE_STATE)~FileState;\r
155 }\r
ed299e3c
LG		 156 \r
157 //\r
158 // Get file state set by its highest none zero bit.\r
159 //\r
192f6d4c 160 HighestBit = 0x80;\r
161 while (HighestBit != 0 && (HighestBit & FileState) == 0) {\r
162 HighestBit >>= 1;\r
163 }\r
164\r
165 return HighestBit;\r
166} \r
167\r
b1f6a7c6 168/**\r
169 Calculates the checksum of the header of a file.\r
170\r
171 @param FileHeader Pointer to FFS File Header.\r
172\r
173 @return Checksum of the header.\r
b1f6a7c6 174 Zero means the header is good.\r
175 Non-zero means the header is bad.\r
176**/\r
192f6d4c 177UINT8\r
178CalculateHeaderChecksum (\r
179 IN EFI_FFS_FILE_HEADER *FileHeader\r
180 )\r
192f6d4c 181{\r
890e5417 182 EFI_FFS_FILE_HEADER2 TestFileHeader;\r
192f6d4c 183\r
890e5417
SZ		 184 if (IS_FFS_FILE2 (FileHeader)) {\r
185 CopyMem (&TestFileHeader, FileHeader, sizeof (EFI_FFS_FILE_HEADER2));\r
186 //\r
187 // Ingore State and File field in FFS header.\r
188 //\r
189 TestFileHeader.State = 0;\r
190 TestFileHeader.IntegrityCheck.Checksum.File = 0;\r
191\r
192 return CalculateSum8 ((CONST UINT8 *) &TestFileHeader, sizeof (EFI_FFS_FILE_HEADER2));\r
193 } else {\r
194 CopyMem (&TestFileHeader, FileHeader, sizeof (EFI_FFS_FILE_HEADER));\r
195 //\r
196 // Ingore State and File field in FFS header.\r
197 //\r
198 TestFileHeader.State = 0;\r
199 TestFileHeader.IntegrityCheck.Checksum.File = 0;\r
200\r
201 return CalculateSum8 ((CONST UINT8 *) &TestFileHeader, sizeof (EFI_FFS_FILE_HEADER));\r
202 }\r
192f6d4c 203}\r
204\r
b1f6a7c6 205/**\r
3b428ade 206 Find FV handler according to FileHandle in that FV.\r
b1f6a7c6 207\r
208 @param FileHandle Handle of file image\r
3b428ade 209 \r
210 @return Pointer to instance of PEI_CORE_FV_HANDLE.\r
b1f6a7c6 211**/\r
3b428ade 212PEI_CORE_FV_HANDLE*\r
213FileHandleToVolume (\r
214 IN EFI_PEI_FILE_HANDLE FileHandle\r
b0d803fe 215 )\r
216{\r
217 UINTN Index;\r
218 PEI_CORE_INSTANCE *PrivateData;\r
219 EFI_FIRMWARE_VOLUME_HEADER *FwVolHeader;\r
01d3a570 220 UINTN BestIndex;\r
b0d803fe 221\r
222 PrivateData = PEI_CORE_INSTANCE_FROM_PS_THIS (GetPeiServicesTablePointer ());\r
01d3a570 223 BestIndex = PrivateData->FvCount;\r
3b428ade 224 \r
01d3a570
LG		 225 //\r
226 // Find the best matched FV image that includes this FileHandle.\r
227 // FV may include the child FV, and they are in the same continuous space. \r
228 // If FileHandle is from the child FV, the updated logic can find its matched FV.\r
229 //\r
b0d803fe 230 for (Index = 0; Index < PrivateData->FvCount; Index++) {\r
231 FwVolHeader = PrivateData->Fv[Index].FvHeader;\r
67a58d0f 232 if (((UINT64) (UINTN) FileHandle > (UINT64) (UINTN) FwVolHeader ) && \\r
233 ((UINT64) (UINTN) FileHandle <= ((UINT64) (UINTN) FwVolHeader + FwVolHeader->FvLength - 1))) {\r
01d3a570
LG		 234 if (BestIndex == PrivateData->FvCount) {\r
235 BestIndex = Index;\r
236 } else {\r
237 if ((UINT64) (UINTN) PrivateData->Fv[BestIndex].FvHeader < (UINT64) (UINTN) FwVolHeader) {\r
238 BestIndex = Index;\r
239 }\r
240 }\r
b0d803fe 241 }\r
242 }\r
01d3a570
LG		 243\r
244 if (BestIndex < PrivateData->FvCount) {\r
245 return &PrivateData->Fv[BestIndex];\r
246 }\r
247\r
3b428ade 248 return NULL;\r
b0d803fe 249}\r
250\r
b1f6a7c6 251/**\r
ed299e3c 252 Given the input file pointer, search for the first matching file in the\r
b1f6a7c6 253 FFS volume as defined by SearchType. The search starts from FileHeader inside\r
254 the Firmware Volume defined by FwVolHeader.\r
ed299e3c
LG		 255 If SearchType is EFI_FV_FILETYPE_ALL, the first FFS file will return without check its file type.\r
256 If SearchType is PEI_CORE_INTERNAL_FFS_FILE_DISPATCH_TYPE, \r
257 the first PEIM, or COMBINED PEIM or FV file type FFS file will return. \r
b1f6a7c6 258\r
259 @param FvHandle Pointer to the FV header of the volume to search\r
260 @param FileName File name\r
261 @param SearchType Filter to find only files of this type.\r
262 Type EFI_FV_FILETYPE_ALL causes no filtering to be done.\r
263 @param FileHandle This parameter must point to a valid FFS volume.\r
264 @param AprioriFile Pointer to AprioriFile image in this FV if has\r
b0d803fe 265\r
b1f6a7c6 266 @return EFI_NOT_FOUND No files matching the search criteria were found\r
267 @retval EFI_SUCCESS Success to search given file\r
268\r
269**/\r
192f6d4c 270EFI_STATUS\r
3b428ade 271FindFileEx (\r
b0d803fe 272 IN CONST EFI_PEI_FV_HANDLE FvHandle,\r
273 IN CONST EFI_GUID *FileName, OPTIONAL\r
274 IN EFI_FV_FILETYPE SearchType,\r
275 IN OUT EFI_PEI_FILE_HANDLE *FileHandle,\r
3837e91c 276 IN OUT EFI_PEI_FILE_HANDLE *AprioriFile OPTIONAL\r
192f6d4c 277 )\r
192f6d4c 278{\r
f95f107c
SZ		 279 EFI_FIRMWARE_VOLUME_HEADER *FwVolHeader;\r
280 EFI_FIRMWARE_VOLUME_EXT_HEADER *FwVolExtHeader;\r
b0d803fe 281 EFI_FFS_FILE_HEADER **FileHeader;\r
282 EFI_FFS_FILE_HEADER *FfsFileHeader;\r
b0d803fe 283 UINT32 FileLength;\r
284 UINT32 FileOccupiedSize;\r
285 UINT32 FileOffset;\r
286 UINT64 FvLength;\r
287 UINT8 ErasePolarity;\r
288 UINT8 FileState;\r
89cd8129 289 UINT8 DataCheckSum;\r
890e5417 290 BOOLEAN IsFfs3Fv;\r
3b428ade 291 \r
292 //\r
293 // Convert the handle of FV to FV header for memory-mapped firmware volume\r
294 //\r
295 FwVolHeader = (EFI_FIRMWARE_VOLUME_HEADER *) FvHandle;\r
b0d803fe 296 FileHeader = (EFI_FFS_FILE_HEADER **)FileHandle;\r
192f6d4c 297\r
890e5417
SZ		 298 IsFfs3Fv = CompareGuid (&FwVolHeader->FileSystemGuid, &gEfiFirmwareFileSystem3Guid);\r
299\r
192f6d4c 300 FvLength = FwVolHeader->FvLength;\r
d976bf31 301 if ((FwVolHeader->Attributes & EFI_FVB2_ERASE_POLARITY) != 0) {\r
192f6d4c 302 ErasePolarity = 1;\r
303 } else {\r
304 ErasePolarity = 0;\r
305 }\r
306 \r
307 //\r
b0d803fe 308 // If FileHeader is not specified (NULL) or FileName is not NULL,\r
309 // start with the first file in the firmware volume. Otherwise,\r
310 // start from the FileHeader.\r
192f6d4c 311 //\r
b0d803fe 312 if ((*FileHeader == NULL) || (FileName != NULL)) {\r
f95f107c
SZ		 313 if (FwVolHeader->ExtHeaderOffset != 0) {\r
314 //\r
315 // Searching for files starts on an 8 byte aligned boundary after the end of the Extended Header if it exists.\r
316 //\r
317 FwVolExtHeader = (EFI_FIRMWARE_VOLUME_EXT_HEADER *) ((UINT8 *) FwVolHeader + FwVolHeader->ExtHeaderOffset);\r
318 FfsFileHeader = (EFI_FFS_FILE_HEADER *) ((UINT8 *) FwVolExtHeader + FwVolExtHeader->ExtHeaderSize);\r
319 FfsFileHeader = (EFI_FFS_FILE_HEADER *) ALIGN_POINTER (FfsFileHeader, 8);\r
320 } else {\r
321 FfsFileHeader = (EFI_FFS_FILE_HEADER *)((UINT8 *) FwVolHeader + FwVolHeader->HeaderLength);\r
322 }\r
192f6d4c 323 } else {\r
890e5417
SZ		 324 if (IS_FFS_FILE2 (*FileHeader)) {\r
325 if (!IsFfs3Fv) {\r
326 DEBUG ((EFI_D_ERROR, "It is a FFS3 formatted file: %g in a non-FFS3 formatted FV.\n", &(*FileHeader)->Name));\r
327 }\r
328 FileLength = FFS_FILE2_SIZE (*FileHeader);\r
329 ASSERT (FileLength > 0x00FFFFFF);\r
330 } else {\r
331 FileLength = FFS_FILE_SIZE (*FileHeader);\r
332 }\r
192f6d4c 333 //\r
192f6d4c 334 // FileLength is adjusted to FileOccupiedSize as it is 8 byte aligned.\r
335 //\r
b0d803fe 336 FileOccupiedSize = GET_OCCUPIED_SIZE (FileLength, 8);\r
192f6d4c 337 FfsFileHeader = (EFI_FFS_FILE_HEADER *)((UINT8 *)*FileHeader + FileOccupiedSize);\r
338 }\r
e98cd821 339 \r
192f6d4c 340 FileOffset = (UINT32) ((UINT8 *)FfsFileHeader - (UINT8 *)FwVolHeader);\r
341 ASSERT (FileOffset <= 0xFFFFFFFF);\r
e98cd821 342\r
b0d803fe 343 while (FileOffset < (FvLength - sizeof (EFI_FFS_FILE_HEADER))) {\r
192f6d4c 344 //\r
345 // Get FileState which is the highest bit of the State \r
346 //\r
347 FileState = GetFileState (ErasePolarity, FfsFileHeader);\r
192f6d4c 348 switch (FileState) {\r
349\r
890e5417 350 case EFI_FILE_HEADER_CONSTRUCTION:\r
192f6d4c 351 case EFI_FILE_HEADER_INVALID:\r
890e5417
SZ		 352 if (IS_FFS_FILE2 (FfsFileHeader)) {\r
353 if (!IsFfs3Fv) {\r
354 DEBUG ((EFI_D_ERROR, "Found a FFS3 formatted file: %g in a non-FFS3 formatted FV.\n", &FfsFileHeader->Name));\r
355 }\r
356 FileOffset += sizeof (EFI_FFS_FILE_HEADER2);\r
357 FfsFileHeader = (EFI_FFS_FILE_HEADER *) ((UINT8 *) FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER2));\r
358 } else {\r
359 FileOffset += sizeof (EFI_FFS_FILE_HEADER);\r
360 FfsFileHeader = (EFI_FFS_FILE_HEADER *) ((UINT8 *) FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER));\r
361 }\r
192f6d4c 362 break;\r
363 \r
364 case EFI_FILE_DATA_VALID:\r
365 case EFI_FILE_MARKED_FOR_UPDATE:\r
b0d803fe 366 if (CalculateHeaderChecksum (FfsFileHeader) != 0) {\r
192f6d4c 367 ASSERT (FALSE);\r
e98cd821 368 *FileHeader = NULL;\r
192f6d4c 369 return EFI_NOT_FOUND;\r
370 }\r
b0d803fe 371\r
890e5417
SZ		 372 if (IS_FFS_FILE2 (FfsFileHeader)) {\r
373 FileLength = FFS_FILE2_SIZE (FfsFileHeader);\r
374 ASSERT (FileLength > 0x00FFFFFF);\r
375 FileOccupiedSize = GET_OCCUPIED_SIZE (FileLength, 8);\r
376 if (!IsFfs3Fv) {\r
377 DEBUG ((EFI_D_ERROR, "Found a FFS3 formatted file: %g in a non-FFS3 formatted FV.\n", &FfsFileHeader->Name));\r
378 FileOffset += FileOccupiedSize;\r
379 FfsFileHeader = (EFI_FFS_FILE_HEADER *) ((UINT8 *) FfsFileHeader + FileOccupiedSize);\r
380 break;\r
381 }\r
382 } else {\r
383 FileLength = FFS_FILE_SIZE (FfsFileHeader);\r
384 FileOccupiedSize = GET_OCCUPIED_SIZE (FileLength, 8);\r
385 }\r
b0d803fe 386\r
89cd8129
LG		 387 DataCheckSum = FFS_FIXED_CHECKSUM;\r
388 if ((FfsFileHeader->Attributes & FFS_ATTRIB_CHECKSUM) == FFS_ATTRIB_CHECKSUM) {\r
890e5417
SZ		 389 if (IS_FFS_FILE2 (FfsFileHeader)) {\r
390 DataCheckSum = CalculateCheckSum8 ((CONST UINT8 *) FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER2), FileLength - sizeof(EFI_FFS_FILE_HEADER2));\r
391 } else {\r
392 DataCheckSum = CalculateCheckSum8 ((CONST UINT8 *) FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER), FileLength - sizeof(EFI_FFS_FILE_HEADER));\r
393 }\r
89cd8129
LG		 394 }\r
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
b0d803fe 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
288f9b38
LG		 408 (FfsFileHeader->Type == EFI_FV_FILETYPE_COMBINED_PEIM_DRIVER) ||\r
409 (FfsFileHeader->Type == EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE)) { \r
b0d803fe 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 = FfsFileHeader;\r
417 } \r
418 } \r
419 }\r
7e181f2f 420 } else if (((SearchType == FfsFileHeader->Type) || (SearchType == EFI_FV_FILETYPE_ALL)) && \r
421 (FfsFileHeader->Type != EFI_FV_FILETYPE_FFS_PAD)) { \r
b0d803fe 422 *FileHeader = FfsFileHeader;\r
423 return EFI_SUCCESS;\r
424 }\r
425\r
40f26b8f 426 FileOffset += FileOccupiedSize; \r
427 FfsFileHeader = (EFI_FFS_FILE_HEADER *)((UINT8 *)FfsFileHeader + FileOccupiedSize);\r
192f6d4c 428 break;\r
429 \r
430 case EFI_FILE_DELETED:\r
890e5417
SZ		 431 if (IS_FFS_FILE2 (FfsFileHeader)) {\r
432 if (!IsFfs3Fv) {\r
433 DEBUG ((EFI_D_ERROR, "Found a FFS3 formatted file: %g in a non-FFS3 formatted FV.\n", &FfsFileHeader->Name));\r
434 }\r
435 FileLength = FFS_FILE2_SIZE (FfsFileHeader);\r
436 ASSERT (FileLength > 0x00FFFFFF);\r
437 } else {\r
438 FileLength = FFS_FILE_SIZE (FfsFileHeader);\r
439 }\r
40f26b8f 440 FileOccupiedSize = GET_OCCUPIED_SIZE(FileLength, 8);\r
441 FileOffset += FileOccupiedSize;\r
442 FfsFileHeader = (EFI_FFS_FILE_HEADER *)((UINT8 *)FfsFileHeader + FileOccupiedSize);\r
192f6d4c 443 break;\r
444\r
445 default:\r
e98cd821 446 *FileHeader = NULL;\r
192f6d4c 447 return EFI_NOT_FOUND;\r
192f6d4c 448 } \r
449 }\r
e98cd821
LG		 450 \r
451 *FileHeader = NULL;\r
192f6d4c 452 return EFI_NOT_FOUND; \r
453}\r
454\r
b1f6a7c6 455/**\r
b1f6a7c6 456 Initialize PeiCore Fv List.\r
457\r
b1f6a7c6 458 @param PrivateData - Pointer to PEI_CORE_INSTANCE.\r
459 @param SecCoreData - Pointer to EFI_SEC_PEI_HAND_OFF.\r
b1f6a7c6 460**/\r
b0d803fe 461VOID \r
462PeiInitializeFv (\r
463 IN PEI_CORE_INSTANCE *PrivateData,\r
464 IN CONST EFI_SEC_PEI_HAND_OFF *SecCoreData\r
465 )\r
b0d803fe 466{\r
3b428ade 467 EFI_STATUS Status;\r
468 EFI_PEI_FIRMWARE_VOLUME_PPI *FvPpi;\r
469 EFI_PEI_FV_HANDLE FvHandle;\r
470 EFI_FIRMWARE_VOLUME_HEADER *BfvHeader;\r
471 \r
b0d803fe 472 //\r
3b428ade 473 // Install FV_PPI for FFS2 file system.\r
b0d803fe 474 //\r
3b428ade 475 PeiServicesInstallPpi (&mPeiFfs2FvPpiList);\r
890e5417
SZ		 476\r
477 //\r
478 // Install FV_PPI for FFS3 file system.\r
479 //\r
480 PeiServicesInstallPpi (&mPeiFfs3FvPpiList);\r
481\r
3b428ade 482 BfvHeader = (EFI_FIRMWARE_VOLUME_HEADER *)SecCoreData->BootFirmwareVolumeBase;\r
483 \r
484 //\r
485 // The FV_PPI in BFV's format should be installed.\r
486 //\r
487 Status = PeiServicesLocatePpi (\r
488 &BfvHeader->FileSystemGuid,\r
489 0,\r
490 NULL,\r
491 (VOID**)&FvPpi\r
492 );\r
493 ASSERT_EFI_ERROR (Status);\r
494 \r
495 //\r
496 // Get handle of BFV\r
497 //\r
498 FvPpi->ProcessVolume (\r
499 FvPpi, \r
500 SecCoreData->BootFirmwareVolumeBase,\r
501 (UINTN)BfvHeader->FvLength,\r
502 &FvHandle\r
503 );\r
dc6f9b35 504\r
505 //\r
506 // Update internal PEI_CORE_FV array.\r
507 //\r
508 PrivateData->Fv[PrivateData->FvCount].FvHeader = BfvHeader;\r
509 PrivateData->Fv[PrivateData->FvCount].FvPpi = FvPpi;\r
510 PrivateData->Fv[PrivateData->FvCount].FvHandle = FvHandle;\r
c7935105 511 PrivateData->Fv[PrivateData->FvCount].AuthenticationStatus = 0;\r
dc6f9b35 512 DEBUG ((\r
513 EFI_D_INFO, \r
514 "The %dth FV start address is 0x%11p, size is 0x%08x, handle is 0x%p\n", \r
515 (UINT32) PrivateData->FvCount, \r
516 (VOID *) BfvHeader, \r
517 BfvHeader->FvLength,\r
518 FvHandle\r
519 )); \r
520 PrivateData->FvCount ++;\r
521 \r
b0d803fe 522 //\r
c7935105 523 // Post a call-back for the FvInfoPPI and FvInfo2PPI services to expose\r
b0d803fe 524 // additional Fvs to PeiCore.\r
525 //\r
c7935105 526 Status = PeiServicesNotifyPpi (mNotifyOnFvInfoList);\r
b0d803fe 527 ASSERT_EFI_ERROR (Status);\r
528\r
529}\r
3b428ade 530 \r
b1f6a7c6 531/**\r
c7935105 532 Process Firmware Volum Information once FvInfoPPI or FvInfo2PPI install.\r
ed299e3c 533 The FV Info will be registered into PeiCore private data structure.\r
c7935105 534 And search the inside FV image, if found, the new FV INFO(2) PPI will be installed.\r
b1f6a7c6 535\r
ed299e3c 536 @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation\r
731bd38e 537 @param NotifyDescriptor Address of the notification descriptor data structure.\r
538 @param Ppi Address of the PPI that was installed.\r
b1f6a7c6 539\r
ed299e3c 540 @retval EFI_SUCCESS The FV Info is registered into PeiCore private data structure.\r
6a1ae84a 541 @return if not EFI_SUCESS, fail to verify FV.\r
b1f6a7c6 542\r
543**/\r
b0d803fe 544EFI_STATUS\r
545EFIAPI\r
546FirmwareVolmeInfoPpiNotifyCallback (\r
547 IN EFI_PEI_SERVICES **PeiServices,\r
548 IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDescriptor,\r
549 IN VOID *Ppi\r
550 )\r
b0d803fe 551{\r
c7935105 552 EFI_PEI_FIRMWARE_VOLUME_INFO2_PPI FvInfo2Ppi;\r
3b428ade 553 EFI_PEI_FIRMWARE_VOLUME_PPI *FvPpi;\r
b0d803fe 554 PEI_CORE_INSTANCE *PrivateData;\r
288f9b38 555 EFI_STATUS Status;\r
3b428ade 556 EFI_PEI_FV_HANDLE FvHandle;\r
557 UINTN FvIndex;\r
dc6f9b35 558 EFI_PEI_FILE_HANDLE FileHandle;\r
559 VOID *DepexData;\r
387208ab 560 BOOLEAN IsFvInfo2;\r
7147077b
ZC		 561 UINTN CurFvCount;\r
562\r
288f9b38
LG		 563 Status = EFI_SUCCESS;\r
564 PrivateData = PEI_CORE_INSTANCE_FROM_PS_THIS (PeiServices);\r
b0d803fe 565\r
c7935105
SZ		 566 if (CompareGuid (NotifyDescriptor->Guid, &gEfiPeiFirmwareVolumeInfo2PpiGuid)) {\r
567 //\r
568 // It is FvInfo2PPI.\r
569 //\r
570 CopyMem (&FvInfo2Ppi, Ppi, sizeof (EFI_PEI_FIRMWARE_VOLUME_INFO2_PPI));\r
387208ab 571 IsFvInfo2 = TRUE;\r
c7935105
SZ		 572 } else {\r
573 //\r
574 // It is FvInfoPPI.\r
575 //\r
576 CopyMem (&FvInfo2Ppi, Ppi, sizeof (EFI_PEI_FIRMWARE_VOLUME_INFO_PPI));\r
577 FvInfo2Ppi.AuthenticationStatus = 0;\r
387208ab 578 IsFvInfo2 = FALSE;\r
c7935105 579 }\r
b0d803fe 580\r
7bd39462
SZ		 581 if (CompareGuid (&FvInfo2Ppi.FvFormat, &gEfiFirmwareFileSystem2Guid)) {\r
582 //\r
583 // gEfiFirmwareFileSystem2Guid is specified for FvFormat, then here to check the\r
584 // FileSystemGuid pointed by FvInfo against gEfiFirmwareFileSystem2Guid to make sure\r
585 // FvInfo has the firmware file system 2 format.\r
586 //\r
587 // If the ASSERT really appears, FvFormat needs to be specified correctly, for example,\r
588 // gEfiFirmwareFileSystem3Guid can be used for firmware file system 3 format, or\r
589 // ((EFI_FIRMWARE_VOLUME_HEADER *) FvInfo)->FileSystemGuid can be just used for both\r
590 // firmware file system 2 and 3 format.\r
591 //\r
592 ASSERT (CompareGuid (&(((EFI_FIRMWARE_VOLUME_HEADER *) FvInfo2Ppi.FvInfo)->FileSystemGuid), &gEfiFirmwareFileSystem2Guid));\r
593 }\r
594\r
97b2c9b5 595 //\r
3b428ade 596 // Locate the corresponding FV_PPI according to founded FV's format guid\r
97b2c9b5 597 //\r
3b428ade 598 Status = PeiServicesLocatePpi (\r
c7935105
SZ		 599 &FvInfo2Ppi.FvFormat,\r
600 0,\r
3b428ade 601 NULL,\r
602 (VOID**)&FvPpi\r
603 );\r
604 if (!EFI_ERROR (Status)) {\r
605 //\r
606 // Process new found FV and get FV handle.\r
607 //\r
c7935105 608 Status = FvPpi->ProcessVolume (FvPpi, FvInfo2Ppi.FvInfo, FvInfo2Ppi.FvInfoSize, &FvHandle);\r
3b428ade 609 if (EFI_ERROR (Status)) {\r
dc6f9b35 610 DEBUG ((EFI_D_ERROR, "Fail to process new found FV, FV may be corrupted!\n"));\r
6a1ae84a 611 return Status;\r
612 }\r
dc6f9b35 613\r
614 //\r
615 // Check whether the FV has already been processed.\r
616 //\r
617 for (FvIndex = 0; FvIndex < PrivateData->FvCount; FvIndex ++) {\r
618 if (PrivateData->Fv[FvIndex].FvHandle == FvHandle) {\r
387208ab
SZ		 619 if (IsFvInfo2 && (FvInfo2Ppi.AuthenticationStatus != PrivateData->Fv[FvIndex].AuthenticationStatus)) {\r
620 PrivateData->Fv[FvIndex].AuthenticationStatus = FvInfo2Ppi.AuthenticationStatus;\r
621 DEBUG ((EFI_D_INFO, "Update AuthenticationStatus of the %dth FV to 0x%x!\n", FvIndex, FvInfo2Ppi.AuthenticationStatus)); \r
622 }\r
c7935105 623 DEBUG ((EFI_D_INFO, "The Fv %p has already been processed!\n", FvInfo2Ppi.FvInfo));\r
dc6f9b35 624 return EFI_SUCCESS;\r
625 }\r
626 }\r
627\r
6395c642
LG		 628 if (PrivateData->FvCount >= PcdGet32 (PcdPeiCoreMaxFvSupported)) {\r
629 DEBUG ((EFI_D_ERROR, "The number of Fv Images (%d) exceed the max supported FVs (%d) in Pei", PrivateData->FvCount + 1, PcdGet32 (PcdPeiCoreMaxFvSupported)));\r
630 DEBUG ((EFI_D_ERROR, "PcdPeiCoreMaxFvSupported value need be reconfigurated in DSC"));\r
631 ASSERT (FALSE);\r
632 }\r
633\r
dc6f9b35 634 //\r
635 // Update internal PEI_CORE_FV array.\r
636 //\r
c7935105 637 PrivateData->Fv[PrivateData->FvCount].FvHeader = (EFI_FIRMWARE_VOLUME_HEADER*) FvInfo2Ppi.FvInfo;\r
dc6f9b35 638 PrivateData->Fv[PrivateData->FvCount].FvPpi = FvPpi;\r
639 PrivateData->Fv[PrivateData->FvCount].FvHandle = FvHandle;\r
c7935105 640 PrivateData->Fv[PrivateData->FvCount].AuthenticationStatus = FvInfo2Ppi.AuthenticationStatus;\r
7147077b 641 CurFvCount = PrivateData->FvCount;\r
dc6f9b35 642 DEBUG ((\r
643 EFI_D_INFO, \r
644 "The %dth FV start address is 0x%11p, size is 0x%08x, handle is 0x%p\n", \r
7147077b 645 (UINT32) CurFvCount,\r
c7935105
SZ		 646 (VOID *) FvInfo2Ppi.FvInfo, \r
647 FvInfo2Ppi.FvInfoSize,\r
dc6f9b35 648 FvHandle\r
649 )); \r
650 PrivateData->FvCount ++;\r
651\r
652 //\r
653 // Scan and process the new discoveried FV for EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE \r
654 //\r
655 FileHandle = NULL;\r
656 do {\r
657 Status = FvPpi->FindFileByType (\r
658 FvPpi,\r
659 EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE,\r
660 FvHandle,\r
661 &FileHandle\r
662 );\r
663 if (!EFI_ERROR (Status)) {\r
664 Status = FvPpi->FindSectionByType (\r
665 FvPpi,\r
666 EFI_SECTION_PEI_DEPEX,\r
667 FileHandle,\r
668 (VOID**)&DepexData\r
669 );\r
670 if (!EFI_ERROR (Status)) {\r
671 if (!PeimDispatchReadiness (PeiServices, DepexData)) {\r
672 //\r
673 // Dependency is not satisfied.\r
674 //\r
675 continue;\r
676 }\r
677 }\r
678 \r
7147077b
ZC		 679 DEBUG ((EFI_D_INFO, "Found firmware volume Image File %p in FV[%d] %p\n", FileHandle, CurFvCount, FvHandle));\r
680 ProcessFvFile (PrivateData, &PrivateData->Fv[CurFvCount], FileHandle);\r
dc6f9b35 681 }\r
682 } while (FileHandle != NULL);\r
3b428ade 683 } else {\r
c7935105 684 DEBUG ((EFI_D_ERROR, "Fail to process FV %p because no corresponding EFI_FIRMWARE_VOLUME_PPI is found!\n", FvInfo2Ppi.FvInfo));\r
6a1ae84a 685 \r
c7935105 686 AddUnknownFormatFvInfo (PrivateData, &FvInfo2Ppi);\r
288f9b38 687 }\r
3b428ade 688 \r
b0d803fe 689 return EFI_SUCCESS;\r
690}\r
691\r
8472f1f5
SZ		 692/**\r
693 Verify the Guided Section GUID by checking if there is the Guided Section GUID HOB recorded the GUID itself.\r
694\r
695 @param GuidedSectionGuid The Guided Section GUID.\r
696 @param GuidedSectionExtraction A pointer to the pointer to the supported Guided Section Extraction Ppi\r
697 for the Guided Section.\r
698\r
699 @return TRUE The GuidedSectionGuid could be identified, and the pointer to\r
700 the Guided Section Extraction Ppi will be returned to *GuidedSectionExtraction.\r
701 @return FALSE The GuidedSectionGuid could not be identified, or \r
702 the Guided Section Extraction Ppi has not been installed yet.\r
703\r
704**/\r
705BOOLEAN\r
706VerifyGuidedSectionGuid (\r
707 IN EFI_GUID *GuidedSectionGuid,\r
708 OUT EFI_PEI_GUIDED_SECTION_EXTRACTION_PPI **GuidedSectionExtraction\r
709 )\r
710{\r
711 EFI_PEI_HOB_POINTERS Hob;\r
712 EFI_GUID *GuidRecorded;\r
713 VOID *Interface;\r
714 EFI_STATUS Status;\r
715\r
716 //\r
717 // Check if there is the Guided Section GUID HOB recorded the GUID itself.\r
718 //\r
719 Hob.Raw = GetFirstGuidHob (GuidedSectionGuid);\r
720 if (Hob.Raw != NULL) {\r
721 GuidRecorded = (EFI_GUID *) GET_GUID_HOB_DATA (Hob);\r
722 if (CompareGuid (GuidRecorded, GuidedSectionGuid)) {\r
723 //\r
724 // Found the recorded GuidedSectionGuid.\r
725 //\r
726 Status = PeiServicesLocatePpi (GuidedSectionGuid, 0, NULL, (VOID **) &Interface);\r
727 if (!EFI_ERROR (Status) && Interface != NULL) {\r
728 //\r
729 // Found the supported Guided Section Extraction Ppi for the Guided Section.\r
730 //\r
731 *GuidedSectionExtraction = (EFI_PEI_GUIDED_SECTION_EXTRACTION_PPI *) Interface;\r
732 return TRUE;\r
733 }\r
734 return FALSE;\r
735 }\r
736 }\r
737\r
738 return FALSE;\r
739}\r
740\r
b1f6a7c6 741/**\r
ed299e3c
LG		 742 Go through the file to search SectionType section. \r
743 Search within encapsulation sections (compression and GUIDed) recursively, \r
744 until the match section is found.\r
745 \r
3b428ade 746 @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r
747 @param SectionType Filter to find only section of this type.\r
c7935105 748 @param SectionInstance Pointer to the filter to find the specific instance of section.\r
3b428ade 749 @param Section From where to search.\r
750 @param SectionSize The file size to search.\r
751 @param OutputBuffer A pointer to the discovered section, if successful.\r
ed299e3c 752 NULL if section not found\r
c7935105 753 @param AuthenticationStatus Updated upon return to point to the authentication status for this section.\r
890e5417 754 @param IsFfs3Fv Indicates the FV format.\r
b1f6a7c6 755\r
ed299e3c
LG		 756 @return EFI_NOT_FOUND The match section is not found.\r
757 @return EFI_SUCCESS The match section is found.\r
b1f6a7c6 758\r
759**/\r
b0d803fe 760EFI_STATUS\r
3b428ade 761ProcessSection (\r
b0d803fe 762 IN CONST EFI_PEI_SERVICES **PeiServices,\r
763 IN EFI_SECTION_TYPE SectionType,\r
c7935105 764 IN OUT UINTN *SectionInstance,\r
b0d803fe 765 IN EFI_COMMON_SECTION_HEADER *Section,\r
766 IN UINTN SectionSize,\r
890e5417 767 OUT VOID **OutputBuffer,\r
c7935105 768 OUT UINT32 *AuthenticationStatus,\r
890e5417 769 IN BOOLEAN IsFfs3Fv\r
b0d803fe 770 )\r
b0d803fe 771{\r
772 EFI_STATUS Status;\r
773 UINT32 SectionLength;\r
774 UINT32 ParsedLength;\r
b0d803fe 775 EFI_PEI_GUIDED_SECTION_EXTRACTION_PPI *GuidSectionPpi;\r
b0d803fe 776 EFI_PEI_DECOMPRESS_PPI *DecompressPpi;\r
777 VOID *PpiOutput;\r
778 UINTN PpiOutputSize;\r
288f9b38
LG		 779 UINTN Index;\r
780 UINT32 Authentication;\r
781 PEI_CORE_INSTANCE *PrivateData;\r
8472f1f5 782 EFI_GUID *SectionDefinitionGuid;\r
c7935105
SZ		 783 BOOLEAN SectionCached;\r
784 VOID *TempOutputBuffer;\r
785 UINT32 TempAuthenticationStatus;\r
9d8de12c 786 UINT16 GuidedSectionAttributes;\r
b0d803fe 787\r
288f9b38 788 PrivateData = PEI_CORE_INSTANCE_FROM_PS_THIS (PeiServices);\r
b0d803fe 789 *OutputBuffer = NULL;\r
288f9b38
LG		 790 ParsedLength = 0;\r
791 Index = 0;\r
792 Status = EFI_NOT_FOUND;\r
793 PpiOutput = NULL;\r
794 PpiOutputSize = 0;\r
b0d803fe 795 while (ParsedLength < SectionSize) {\r
890e5417
SZ		 796\r
797 if (IS_SECTION2 (Section)) {\r
798 ASSERT (SECTION2_SIZE (Section) > 0x00FFFFFF);\r
799 if (!IsFfs3Fv) {\r
800 DEBUG ((EFI_D_ERROR, "Found a FFS3 formatted section in a non-FFS3 formatted FV.\n"));\r
801 SectionLength = SECTION2_SIZE (Section);\r
802 //\r
803 // SectionLength is adjusted it is 4 byte aligned.\r
804 // Go to the next section\r
805 //\r
806 SectionLength = GET_OCCUPIED_SIZE (SectionLength, 4);\r
807 ASSERT (SectionLength != 0);\r
808 ParsedLength += SectionLength;\r
809 Section = (EFI_COMMON_SECTION_HEADER *) ((UINT8 *) Section + SectionLength);\r
810 continue;\r
811 }\r
812 }\r
813\r
b0d803fe 814 if (Section->Type == SectionType) {\r
c7935105
SZ		 815 //\r
816 // The type matches, so check the instance count to see if it's the one we want.\r
817 //\r
818 (*SectionInstance)--;\r
819 if (*SectionInstance == 0) {\r
820 //\r
821 // Got it!\r
822 //\r
823 if (IS_SECTION2 (Section)) {\r
824 *OutputBuffer = (VOID *)((UINT8 *) Section + sizeof (EFI_COMMON_SECTION_HEADER2));\r
825 } else {\r
826 *OutputBuffer = (VOID *)((UINT8 *) Section + sizeof (EFI_COMMON_SECTION_HEADER));\r
827 }\r
828 return EFI_SUCCESS;\r
890e5417 829 } else {\r
c7935105
SZ		 830 if (IS_SECTION2 (Section)) {\r
831 SectionLength = SECTION2_SIZE (Section);\r
832 } else {\r
833 SectionLength = SECTION_SIZE (Section);\r
834 }\r
835 //\r
836 // SectionLength is adjusted it is 4 byte aligned.\r
837 // Go to the next section\r
838 //\r
839 SectionLength = GET_OCCUPIED_SIZE (SectionLength, 4);\r
840 ASSERT (SectionLength != 0);\r
841 ParsedLength += SectionLength;\r
842 Section = (EFI_COMMON_SECTION_HEADER *)((UINT8 *)Section + SectionLength);\r
843 continue;\r
890e5417 844 }\r
288f9b38
LG		 845 } else if ((Section->Type == EFI_SECTION_GUID_DEFINED) || (Section->Type == EFI_SECTION_COMPRESSION)) {\r
846 //\r
847 // Check the encapsulated section is extracted into the cache data.\r
848 //\r
c7935105 849 SectionCached = FALSE;\r
288f9b38
LG		 850 for (Index = 0; Index < PrivateData->CacheSection.AllSectionCount; Index ++) {\r
851 if (Section == PrivateData->CacheSection.Section[Index]) {\r
c7935105 852 SectionCached = TRUE;\r
288f9b38
LG		 853 PpiOutput = PrivateData->CacheSection.SectionData[Index];\r
854 PpiOutputSize = PrivateData->CacheSection.SectionSize[Index];\r
c7935105 855 Authentication = PrivateData->CacheSection.AuthenticationStatus[Index];\r
288f9b38
LG		 856 //\r
857 // Search section directly from the cache data.\r
858 //\r
c7935105
SZ		 859 TempAuthenticationStatus = 0;\r
860 Status = ProcessSection (\r
861 PeiServices,\r
862 SectionType,\r
863 SectionInstance,\r
864 PpiOutput, \r
865 PpiOutputSize, \r
866 &TempOutputBuffer,\r
867 &TempAuthenticationStatus,\r
868 IsFfs3Fv\r
3b428ade 869 );\r
c7935105
SZ		 870 if (!EFI_ERROR (Status)) {\r
871 *OutputBuffer = TempOutputBuffer;\r
872 *AuthenticationStatus = TempAuthenticationStatus | Authentication;\r
873 return EFI_SUCCESS;\r
874 }\r
b0d803fe 875 }\r
876 }\r
c7935105
SZ		 877\r
878 //\r
879 // If SectionCached is TRUE, the section data has been cached and scanned.\r
880 //\r
881 if (!SectionCached) {\r
882 Status = EFI_NOT_FOUND;\r
883 Authentication = 0;\r
884 if (Section->Type == EFI_SECTION_GUID_DEFINED) {\r
885 if (IS_SECTION2 (Section)) {\r
9d8de12c
LG		 886 SectionDefinitionGuid = &((EFI_GUID_DEFINED_SECTION2 *)Section)->SectionDefinitionGuid;\r
887 GuidedSectionAttributes = ((EFI_GUID_DEFINED_SECTION2 *)Section)->Attributes;\r
c7935105 888 } else {\r
9d8de12c
LG		 889 SectionDefinitionGuid = &((EFI_GUID_DEFINED_SECTION *)Section)->SectionDefinitionGuid;\r
890 GuidedSectionAttributes = ((EFI_GUID_DEFINED_SECTION *)Section)->Attributes;\r
c7935105
SZ		 891 }\r
892 if (VerifyGuidedSectionGuid (SectionDefinitionGuid, &GuidSectionPpi)) {\r
893 Status = GuidSectionPpi->ExtractSection (\r
894 GuidSectionPpi,\r
895 Section,\r
896 &PpiOutput,\r
897 &PpiOutputSize,\r
898 &Authentication\r
899 );\r
9d8de12c
LG		 900 } else if ((GuidedSectionAttributes & EFI_GUIDED_SECTION_PROCESSING_REQUIRED) == 0) {\r
901 //\r
902 // Figure out the proper authentication status for GUIDED section without processing required\r
903 //\r
904 Status = EFI_SUCCESS;\r
905 if ((GuidedSectionAttributes & EFI_GUIDED_SECTION_AUTH_STATUS_VALID) == EFI_GUIDED_SECTION_AUTH_STATUS_VALID) {\r
906 Authentication |= EFI_AUTH_STATUS_IMAGE_SIGNED | EFI_AUTH_STATUS_NOT_TESTED;\r
907 }\r
908 if (IS_SECTION2 (Section)) {\r
909 PpiOutputSize = SECTION2_SIZE (Section) - ((EFI_GUID_DEFINED_SECTION2 *) Section)->DataOffset;\r
910 PpiOutput = (UINT8 *) Section + ((EFI_GUID_DEFINED_SECTION2 *) Section)->DataOffset;\r
911 } else {\r
912 PpiOutputSize = SECTION_SIZE (Section) - ((EFI_GUID_DEFINED_SECTION *) Section)->DataOffset;\r
913 PpiOutput = (UINT8 *) Section + ((EFI_GUID_DEFINED_SECTION *) Section)->DataOffset;\r
914 }\r
c7935105
SZ		 915 }\r
916 } else if (Section->Type == EFI_SECTION_COMPRESSION) {\r
917 Status = PeiServicesLocatePpi (&gEfiPeiDecompressPpiGuid, 0, NULL, (VOID **) &DecompressPpi);\r
918 if (!EFI_ERROR (Status)) {\r
919 Status = DecompressPpi->Decompress (\r
920 DecompressPpi,\r
921 (CONST EFI_COMPRESSION_SECTION*) Section,\r
922 &PpiOutput,\r
923 &PpiOutputSize\r
924 );\r
925 }\r
288f9b38 926 }\r
c7935105 927\r
288f9b38 928 if (!EFI_ERROR (Status)) {\r
b8654f4d
LG		 929 if ((Authentication & EFI_AUTH_STATUS_NOT_TESTED) == 0) {\r
930 //\r
931 // Update cache section data.\r
932 //\r
933 if (PrivateData->CacheSection.AllSectionCount < CACHE_SETION_MAX_NUMBER) {\r
934 PrivateData->CacheSection.AllSectionCount ++;\r
935 }\r
936 PrivateData->CacheSection.Section [PrivateData->CacheSection.SectionIndex] = Section;\r
937 PrivateData->CacheSection.SectionData [PrivateData->CacheSection.SectionIndex] = PpiOutput;\r
938 PrivateData->CacheSection.SectionSize [PrivateData->CacheSection.SectionIndex] = PpiOutputSize;\r
939 PrivateData->CacheSection.AuthenticationStatus [PrivateData->CacheSection.SectionIndex] = Authentication;\r
940 PrivateData->CacheSection.SectionIndex = (PrivateData->CacheSection.SectionIndex + 1)%CACHE_SETION_MAX_NUMBER;\r
c7935105 941 }\r
c7935105
SZ		 942\r
943 TempAuthenticationStatus = 0;\r
944 Status = ProcessSection (\r
945 PeiServices,\r
946 SectionType,\r
947 SectionInstance,\r
948 PpiOutput, \r
949 PpiOutputSize, \r
950 &TempOutputBuffer,\r
951 &TempAuthenticationStatus,\r
952 IsFfs3Fv\r
953 );\r
954 if (!EFI_ERROR (Status)) {\r
955 *OutputBuffer = TempOutputBuffer;\r
956 *AuthenticationStatus = TempAuthenticationStatus | Authentication;\r
957 return EFI_SUCCESS;\r
958 }\r
288f9b38 959 }\r
288f9b38 960 }\r
b0d803fe 961 }\r
962\r
890e5417
SZ		 963 if (IS_SECTION2 (Section)) {\r
964 SectionLength = SECTION2_SIZE (Section);\r
965 } else {\r
966 SectionLength = SECTION_SIZE (Section);\r
967 }\r
b0d803fe 968 //\r
b0d803fe 969 // SectionLength is adjusted it is 4 byte aligned.\r
970 // Go to the next section\r
971 //\r
b0d803fe 972 SectionLength = GET_OCCUPIED_SIZE (SectionLength, 4);\r
973 ASSERT (SectionLength != 0);\r
974 ParsedLength += SectionLength;\r
975 Section = (EFI_COMMON_SECTION_HEADER *)((UINT8 *)Section + SectionLength);\r
976 }\r
977 \r
978 return EFI_NOT_FOUND;\r
979}\r
980\r
192f6d4c 981\r
b1f6a7c6 982/**\r
3b428ade 983 Searches for the next matching section within the specified file.\r
b1f6a7c6 984\r
ed299e3c 985 @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation\r
b1f6a7c6 986 @param SectionType Filter to find only sections of this type.\r
987 @param FileHandle Pointer to the current file to search.\r
ed299e3c 988 @param SectionData A pointer to the discovered section, if successful.\r
b1f6a7c6 989 NULL if section not found\r
990\r
3b428ade 991 @retval EFI_NOT_FOUND The section was not found.\r
992 @retval EFI_SUCCESS The section was found.\r
b1f6a7c6 993\r
994**/\r
192f6d4c 995EFI_STATUS\r
996EFIAPI\r
997PeiFfsFindSectionData (\r
3b428ade 998 IN CONST EFI_PEI_SERVICES **PeiServices,\r
192f6d4c 999 IN EFI_SECTION_TYPE SectionType,\r
0c2b5da8 1000 IN EFI_PEI_FILE_HANDLE FileHandle,\r
3b428ade 1001 OUT VOID **SectionData\r
192f6d4c 1002 )\r
192f6d4c 1003{\r
3b428ade 1004 PEI_CORE_FV_HANDLE *CoreFvHandle;\r
1005 \r
1006 CoreFvHandle = FileHandleToVolume (FileHandle);\r
1007 if ((CoreFvHandle == NULL) || (CoreFvHandle->FvPpi == NULL)) {\r
1008 return EFI_NOT_FOUND;\r
1009 }\r
1010 \r
1011 return CoreFvHandle->FvPpi->FindSectionByType (CoreFvHandle->FvPpi, SectionType, FileHandle, SectionData);\r
192f6d4c 1012}\r
1013\r
c7935105
SZ		 1014/**\r
1015 Searches for the next matching section within the specified file.\r
1016\r
1017 @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r
1018 @param SectionType The value of the section type to find.\r
1019 @param SectionInstance Section instance to find.\r
1020 @param FileHandle Handle of the firmware file to search.\r
1021 @param SectionData A pointer to the discovered section, if successful.\r
1022 @param AuthenticationStatus A pointer to the authentication status for this section.\r
1023\r
1024 @retval EFI_SUCCESS The section was found.\r
1025 @retval EFI_NOT_FOUND The section was not found.\r
1026\r
1027**/\r
1028EFI_STATUS\r
1029EFIAPI\r
1030PeiFfsFindSectionData3 (\r
1031 IN CONST EFI_PEI_SERVICES **PeiServices,\r
1032 IN EFI_SECTION_TYPE SectionType,\r
1033 IN UINTN SectionInstance,\r
1034 IN EFI_PEI_FILE_HANDLE FileHandle,\r
1035 OUT VOID **SectionData,\r
1036 OUT UINT32 *AuthenticationStatus\r
1037 )\r
1038{\r
1039 PEI_CORE_FV_HANDLE *CoreFvHandle;\r
1040 \r
1041 CoreFvHandle = FileHandleToVolume (FileHandle);\r
1042 if ((CoreFvHandle == NULL) || (CoreFvHandle->FvPpi == NULL)) {\r
1043 return EFI_NOT_FOUND;\r
1044 }\r
1045\r
1046 if ((CoreFvHandle->FvPpi->Signature == EFI_PEI_FIRMWARE_VOLUME_PPI_SIGNATURE) &&\r
1047 (CoreFvHandle->FvPpi->Revision == EFI_PEI_FIRMWARE_VOLUME_PPI_REVISION)) {\r
1048 return CoreFvHandle->FvPpi->FindSectionByType2 (CoreFvHandle->FvPpi, SectionType, SectionInstance, FileHandle, SectionData, AuthenticationStatus);\r
1049 }\r
1050 //\r
1051 // The old FvPpi doesn't support to find section by section instance\r
1052 // and return authentication status, so return EFI_UNSUPPORTED.\r
1053 //\r
1054 return EFI_UNSUPPORTED;\r
1055}\r
1056\r
b1f6a7c6 1057/**\r
3b428ade 1058 Searches for the next matching file in the firmware volume.\r
b1f6a7c6 1059\r
d73d93c3 1060 @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r
b1f6a7c6 1061 @param SearchType Filter to find only files of this type.\r
1062 Type EFI_FV_FILETYPE_ALL causes no filtering to be done.\r
aa75dfec 1063 @param FvHandle Handle of firmware volume in which to search.\r
3b428ade 1064 @param FileHandle On entry, points to the current handle from which to begin searching or NULL to start\r
1065 at the beginning of the firmware volume. On exit, points the file handle of the next file\r
1066 in the volume or NULL if there are no more files.\r
1067\r
1068 @retval EFI_NOT_FOUND The file was not found.\r
1069 @retval EFI_NOT_FOUND The header checksum was not zero.\r
1070 @retval EFI_SUCCESS The file was found.\r
b1f6a7c6 1071\r
1072**/\r
192f6d4c 1073EFI_STATUS\r
1074EFIAPI\r
1075PeiFfsFindNextFile (\r
0c2b5da8 1076 IN CONST EFI_PEI_SERVICES **PeiServices,\r
1077 IN UINT8 SearchType,\r
3b428ade 1078 IN EFI_PEI_FV_HANDLE FvHandle,\r
0c2b5da8 1079 IN OUT EFI_PEI_FILE_HANDLE *FileHandle\r
192f6d4c 1080 )\r
192f6d4c 1081{\r
3b428ade 1082 PEI_CORE_FV_HANDLE *CoreFvHandle;\r
1083 \r
1084 CoreFvHandle = FvHandleToCoreHandle (FvHandle);\r
1085 \r
2f016ba8 1086 //\r
1087 // To make backward compatiblity, if can not find corresponding the handle of FV\r
890e5417 1088 // then treat FV as build-in FFS2/FFS3 format and memory mapped FV that FV handle is pointed\r
2f016ba8 1089 // to the address of first byte of FV.\r
1090 //\r
1091 if ((CoreFvHandle == NULL) && FeaturePcdGet (PcdFrameworkCompatibilitySupport)) {\r
1092 return FindFileEx (FvHandle, NULL, SearchType, FileHandle, NULL);\r
1093 } \r
1094 \r
3b428ade 1095 if ((CoreFvHandle == NULL) || CoreFvHandle->FvPpi == NULL) {\r
1096 return EFI_NOT_FOUND;\r
1097 }\r
1098 \r
1099 return CoreFvHandle->FvPpi->FindFileByType (CoreFvHandle->FvPpi, SearchType, FvHandle, FileHandle);\r
192f6d4c 1100}\r
1101\r
b0d803fe 1102\r
b1f6a7c6 1103/**\r
ed299e3c 1104 Search the firmware volumes by index\r
b1f6a7c6 1105\r
ed299e3c 1106 @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation\r
3b428ade 1107 @param Instance This instance of the firmware volume to find. The value 0 is the Boot Firmware\r
1108 Volume (BFV).\r
1109 @param VolumeHandle On exit, points to the next volume handle or NULL if it does not exist.\r
b1f6a7c6 1110\r
3b428ade 1111 @retval EFI_INVALID_PARAMETER VolumeHandle is NULL\r
1112 @retval EFI_NOT_FOUND The volume was not found.\r
1113 @retval EFI_SUCCESS The volume was found.\r
b1f6a7c6 1114\r
1115**/\r
192f6d4c 1116EFI_STATUS \r
1117EFIAPI\r
3b428ade 1118PeiFfsFindNextVolume (\r
2a00326e 1119 IN CONST EFI_PEI_SERVICES **PeiServices,\r
192f6d4c 1120 IN UINTN Instance,\r
0c2b5da8 1121 IN OUT EFI_PEI_FV_HANDLE *VolumeHandle\r
192f6d4c 1122 )\r
192f6d4c 1123{\r
3b428ade 1124 PEI_CORE_INSTANCE *Private;\r
1125 PEI_CORE_FV_HANDLE *CoreFvHandle;\r
1126 \r
3e4c5b49 1127 if (VolumeHandle == NULL) {\r
1128 return EFI_INVALID_PARAMETER;\r
1129 }\r
1130 \r
b0d803fe 1131 Private = PEI_CORE_INSTANCE_FROM_PS_THIS (PeiServices);\r
2a00326e 1132 \r
3b428ade 1133 CoreFvHandle = FindNextCoreFvHandle (Private, Instance);\r
1134 if (CoreFvHandle == NULL) {\r
1135 *VolumeHandle = NULL;\r
1136 return EFI_NOT_FOUND;\r
2a00326e 1137 }\r
3b428ade 1138 \r
1139 *VolumeHandle = CoreFvHandle->FvHandle;\r
1140 \r
b0d803fe 1141 return EFI_SUCCESS;\r
1142}\r
192f6d4c 1143\r
192f6d4c 1144\r
b1f6a7c6 1145/**\r
ed299e3c 1146 Find a file within a volume by its name.\r
b1f6a7c6 1147\r
ed299e3c
LG		 1148 @param FileName A pointer to the name of the file to find within the firmware volume.\r
1149 @param VolumeHandle The firmware volume to search\r
1150 @param FileHandle Upon exit, points to the found file's handle \r
1151 or NULL if it could not be found.\r
b1f6a7c6 1152\r
ed299e3c
LG		 1153 @retval EFI_SUCCESS File was found.\r
1154 @retval EFI_NOT_FOUND File was not found.\r
1155 @retval EFI_INVALID_PARAMETER VolumeHandle or FileHandle or FileName was NULL.\r
b1f6a7c6 1156\r
b1f6a7c6 1157**/\r
b0d803fe 1158EFI_STATUS\r
1159EFIAPI \r
1160PeiFfsFindFileByName (\r
1161 IN CONST EFI_GUID *FileName,\r
1162 IN EFI_PEI_FV_HANDLE VolumeHandle,\r
1163 OUT EFI_PEI_FILE_HANDLE *FileHandle\r
1164 )\r
b0d803fe 1165{\r
3b428ade 1166 PEI_CORE_FV_HANDLE *CoreFvHandle;\r
1167 \r
b0d803fe 1168 if ((VolumeHandle == NULL) || (FileName == NULL) || (FileHandle == NULL)) {\r
192f6d4c 1169 return EFI_INVALID_PARAMETER;\r
1170 }\r
3b428ade 1171 \r
1172 CoreFvHandle = FvHandleToCoreHandle (VolumeHandle);\r
1173 if ((CoreFvHandle == NULL) || (CoreFvHandle->FvPpi == NULL)) {\r
1174 return EFI_NOT_FOUND;\r
b0d803fe 1175 }\r
3b428ade 1176 \r
1177 return CoreFvHandle->FvPpi->FindFileByName (CoreFvHandle->FvPpi, FileName, &VolumeHandle, FileHandle);\r
b0d803fe 1178}\r
1179\r
b1f6a7c6 1180/**\r
b1f6a7c6 1181 Returns information about a specific file.\r
1182\r
3b428ade 1183 @param FileHandle Handle of the file.\r
4237d40b 1184 @param FileInfo Upon exit, points to the file's information.\r
b1f6a7c6 1185\r
3b428ade 1186 @retval EFI_INVALID_PARAMETER If FileInfo is NULL.\r
1187 @retval EFI_INVALID_PARAMETER If FileHandle does not represent a valid file.\r
1188 @retval EFI_SUCCESS File information returned.\r
b1f6a7c6 1189\r
1190**/\r
b0d803fe 1191EFI_STATUS\r
1192EFIAPI \r
1193PeiFfsGetFileInfo (\r
1194 IN EFI_PEI_FILE_HANDLE FileHandle,\r
1195 OUT EFI_FV_FILE_INFO *FileInfo\r
1196 )\r
b0d803fe 1197{\r
3b428ade 1198 PEI_CORE_FV_HANDLE *CoreFvHandle;\r
1199 \r
b0d803fe 1200 if ((FileHandle == NULL) || (FileInfo == NULL)) {\r
1201 return EFI_INVALID_PARAMETER;\r
1202 }\r
1203\r
1204 //\r
1205 // Retrieve the FirmwareVolume which the file resides in.\r
1206 //\r
3b428ade 1207 CoreFvHandle = FileHandleToVolume (FileHandle);\r
1208 if ((CoreFvHandle == NULL) || (CoreFvHandle->FvPpi == NULL)) {\r
b0d803fe 1209 return EFI_INVALID_PARAMETER;\r
1210 }\r
1211\r
3b428ade 1212 return CoreFvHandle->FvPpi->GetFileInfo (CoreFvHandle->FvPpi, FileHandle, FileInfo);\r
b0d803fe 1213}\r
1214\r
c7935105
SZ		 1215/**\r
1216 Returns information about a specific file.\r
1217\r
1218 @param FileHandle Handle of the file.\r
1219 @param FileInfo Upon exit, points to the file's information.\r
1220\r
1221 @retval EFI_INVALID_PARAMETER If FileInfo is NULL.\r
1222 @retval EFI_INVALID_PARAMETER If FileHandle does not represent a valid file.\r
1223 @retval EFI_SUCCESS File information returned.\r
1224\r
1225**/\r
1226EFI_STATUS\r
1227EFIAPI \r
1228PeiFfsGetFileInfo2 (\r
1229 IN EFI_PEI_FILE_HANDLE FileHandle,\r
1230 OUT EFI_FV_FILE_INFO2 *FileInfo\r
1231 )\r
1232{\r
1233 PEI_CORE_FV_HANDLE *CoreFvHandle;\r
1234 \r
1235 if ((FileHandle == NULL) || (FileInfo == NULL)) {\r
1236 return EFI_INVALID_PARAMETER;\r
1237 }\r
1238\r
1239 //\r
1240 // Retrieve the FirmwareVolume which the file resides in.\r
1241 //\r
1242 CoreFvHandle = FileHandleToVolume (FileHandle);\r
1243 if ((CoreFvHandle == NULL) || (CoreFvHandle->FvPpi == NULL)) {\r
1244 return EFI_INVALID_PARAMETER;\r
1245 }\r
1246\r
1247 if ((CoreFvHandle->FvPpi->Signature == EFI_PEI_FIRMWARE_VOLUME_PPI_SIGNATURE) &&\r
1248 (CoreFvHandle->FvPpi->Revision == EFI_PEI_FIRMWARE_VOLUME_PPI_REVISION)) {\r
1249 return CoreFvHandle->FvPpi->GetFileInfo2 (CoreFvHandle->FvPpi, FileHandle, FileInfo);\r
1250 }\r
1251 //\r
1252 // The old FvPpi doesn't support to return file info with authentication status,\r
1253 // so return EFI_UNSUPPORTED.\r
1254 //\r
1255 return EFI_UNSUPPORTED;\r
1256}\r
b0d803fe 1257\r
b1f6a7c6 1258/**\r
3b428ade 1259 Returns information about the specified volume.\r
b1f6a7c6 1260\r
5a9403b8 1261 This function returns information about a specific firmware\r
1262 volume, including its name, type, attributes, starting address\r
1263 and size.\r
1264\r
1265 @param VolumeHandle Handle of the volume.\r
1266 @param VolumeInfo Upon exit, points to the volume's information.\r
1267\r
1268 @retval EFI_SUCCESS Volume information returned.\r
1269 @retval EFI_INVALID_PARAMETER If VolumeHandle does not represent a valid volume.\r
1270 @retval EFI_INVALID_PARAMETER If VolumeHandle is NULL.\r
1271 @retval EFI_SUCCESS Information successfully returned.\r
1272 @retval EFI_INVALID_PARAMETER The volume designated by the VolumeHandle is not available.\r
b1f6a7c6 1273\r
b1f6a7c6 1274**/\r
b0d803fe 1275EFI_STATUS\r
1276EFIAPI \r
1277PeiFfsGetVolumeInfo (\r
1278 IN EFI_PEI_FV_HANDLE VolumeHandle,\r
1279 OUT EFI_FV_INFO *VolumeInfo\r
1280 )\r
b0d803fe 1281{\r
3b428ade 1282 PEI_CORE_FV_HANDLE *CoreHandle;\r
1283 \r
8fdcc412 1284 if ((VolumeInfo == NULL) || (VolumeHandle == NULL)) {\r
b0d803fe 1285 return EFI_INVALID_PARAMETER;\r
192f6d4c 1286 }\r
288f9b38 1287 \r
3b428ade 1288 CoreHandle = FvHandleToCoreHandle (VolumeHandle);\r
1289 \r
1290 if ((CoreHandle == NULL) || (CoreHandle->FvPpi == NULL)) {\r
288f9b38
LG		 1291 return EFI_INVALID_PARAMETER;\r
1292 }\r
3b428ade 1293 \r
1294 return CoreHandle->FvPpi->GetVolumeInfo (CoreHandle->FvPpi, VolumeHandle, VolumeInfo);\r
192f6d4c 1295}\r
b0d803fe 1296\r
4c6486b9 1297/**\r
c7935105 1298 Get Fv image from the FV type file, then install FV INFO(2) ppi, Build FV hob.\r
4c6486b9 1299\r
c7935105 1300 @param PrivateData PeiCore's private data structure\r
3b428ade 1301 @param ParentFvCoreHandle Pointer of EFI_CORE_FV_HANDLE to parent Fv image that contain this Fv image.\r
97b2c9b5 1302 @param ParentFvFileHandle File handle of a Fv type file that contain this Fv image.\r
4c6486b9 1303\r
1304 @retval EFI_NOT_FOUND FV image can't be found.\r
1305 @retval EFI_SUCCESS Successfully to process it.\r
1306 @retval EFI_OUT_OF_RESOURCES Can not allocate page when aligning FV image\r
c7935105 1307 @retval EFI_SECURITY_VIOLATION Image is illegal\r
4c6486b9 1308 @retval Others Can not find EFI_SECTION_FIRMWARE_VOLUME_IMAGE section\r
1309 \r
1310**/\r
1311EFI_STATUS\r
1312ProcessFvFile (\r
c7935105 1313 IN PEI_CORE_INSTANCE *PrivateData,\r
3b428ade 1314 IN PEI_CORE_FV_HANDLE *ParentFvCoreHandle,\r
1315 IN EFI_PEI_FILE_HANDLE ParentFvFileHandle\r
4c6486b9 1316 )\r
1317{\r
3b428ade 1318 EFI_STATUS Status;\r
1319 EFI_FV_INFO ParentFvImageInfo;\r
1320 UINT32 FvAlignment;\r
1321 VOID *NewFvBuffer;\r
1322 EFI_PEI_HOB_POINTERS HobPtr;\r
1323 EFI_PEI_FIRMWARE_VOLUME_PPI *ParentFvPpi;\r
1324 EFI_PEI_FV_HANDLE ParentFvHandle;\r
1325 EFI_FIRMWARE_VOLUME_HEADER *FvHeader;\r
1326 EFI_FV_FILE_INFO FileInfo;\r
b4d856a6 1327 UINT64 FvLength;\r
c7935105 1328 UINT32 AuthenticationStatus;\r
3b428ade 1329 \r
4c6486b9 1330 //\r
1331 // Check if this EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE file has already\r
1332 // been extracted.\r
1333 //\r
1334 HobPtr.Raw = GetHobList ();\r
1335 while ((HobPtr.Raw = GetNextHob (EFI_HOB_TYPE_FV2, HobPtr.Raw)) != NULL) {\r
97b2c9b5 1336 if (CompareGuid (&(((EFI_FFS_FILE_HEADER *)ParentFvFileHandle)->Name), &HobPtr.FirmwareVolume2->FileName)) {\r
4c6486b9 1337 //\r
1338 // this FILE has been dispatched, it will not be dispatched again.\r
1339 //\r
3b428ade 1340 DEBUG ((EFI_D_INFO, "FV file %p has been dispatched!\r\n", ParentFvFileHandle));\r
4c6486b9 1341 return EFI_SUCCESS;\r
1342 }\r
1343 HobPtr.Raw = GET_NEXT_HOB (HobPtr);\r
1344 }\r
1345\r
3b428ade 1346 ParentFvHandle = ParentFvCoreHandle->FvHandle;\r
1347 ParentFvPpi = ParentFvCoreHandle->FvPpi;\r
1348 \r
4c6486b9 1349 //\r
1350 // Find FvImage in FvFile\r
1351 //\r
c7935105
SZ		 1352 AuthenticationStatus = 0;\r
1353 if ((ParentFvPpi->Signature == EFI_PEI_FIRMWARE_VOLUME_PPI_SIGNATURE) &&\r
1354 (ParentFvPpi->Revision == EFI_PEI_FIRMWARE_VOLUME_PPI_REVISION)) {\r
1355 Status = ParentFvPpi->FindSectionByType2 (\r
1356 ParentFvPpi,\r
1357 EFI_SECTION_FIRMWARE_VOLUME_IMAGE,\r
1358 0,\r
1359 ParentFvFileHandle,\r
1360 (VOID **)&FvHeader,\r
1361 &AuthenticationStatus\r
1362 );\r
1363 } else {\r
1364 Status = ParentFvPpi->FindSectionByType (\r
1365 ParentFvPpi,\r
1366 EFI_SECTION_FIRMWARE_VOLUME_IMAGE,\r
1367 ParentFvFileHandle,\r
1368 (VOID **)&FvHeader\r
1369 );\r
1370 }\r
4c6486b9 1371 if (EFI_ERROR (Status)) {\r
1372 return Status;\r
1373 }\r
97b2c9b5 1374\r
c7935105
SZ		 1375 Status = VerifyPeim (PrivateData, ParentFvHandle, ParentFvFileHandle, AuthenticationStatus);\r
1376 if (Status == EFI_SECURITY_VIOLATION) {\r
1377 return Status;\r
1378 }\r
1379\r
97b2c9b5 1380 //\r
3837e91c
SZ		 1381 // If EFI_FVB2_WEAK_ALIGNMENT is set in the volume header then the first byte of the volume\r
1382 // can be aligned on any power-of-two boundary. A weakly aligned volume can not be moved from\r
1383 // its initial linked location and maintain its alignment.\r
4c6486b9 1384 //\r
3837e91c
SZ		 1385 if ((ReadUnaligned32 (&FvHeader->Attributes) & EFI_FVB2_WEAK_ALIGNMENT) != EFI_FVB2_WEAK_ALIGNMENT) {\r
1386 //\r
1387 // FvAlignment must be greater than or equal to 8 bytes of the minimum FFS alignment value.\r
1388 //\r
1389 FvAlignment = 1 << ((ReadUnaligned32 (&FvHeader->Attributes) & EFI_FVB2_ALIGNMENT) >> 16);\r
1390 if (FvAlignment < 8) {\r
1391 FvAlignment = 8;\r
1392 }\r
1393\r
1394 //\r
1395 // Check FvImage\r
1396 //\r
1397 if ((UINTN) FvHeader % FvAlignment != 0) {\r
1398 FvLength = ReadUnaligned64 (&FvHeader->FvLength);\r
1399 NewFvBuffer = AllocateAlignedPages (EFI_SIZE_TO_PAGES ((UINT32) FvLength), FvAlignment);\r
1400 if (NewFvBuffer == NULL) {\r
1401 return EFI_OUT_OF_RESOURCES;\r
1402 }\r
1403 CopyMem (NewFvBuffer, FvHeader, (UINTN) FvLength);\r
1404 FvHeader = (EFI_FIRMWARE_VOLUME_HEADER*) NewFvBuffer;\r
4c6486b9 1405 }\r
4c6486b9 1406 }\r
3837e91c 1407\r
3b428ade 1408 Status = ParentFvPpi->GetVolumeInfo (ParentFvPpi, ParentFvHandle, &ParentFvImageInfo);\r
1409 ASSERT_EFI_ERROR (Status);\r
1410 \r
1411 Status = ParentFvPpi->GetFileInfo (ParentFvPpi, ParentFvFileHandle, &FileInfo);\r
1412 ASSERT_EFI_ERROR (Status);\r
1413 \r
4c6486b9 1414 //\r
387208ab 1415 // Install FvInfo(2) Ppi\r
9ddd7d7a
EC		 1416 // NOTE: FvInfo2 must be installed before FvInfo so that recursive processing of encapsulated\r
1417 // FVs inherit the proper AuthenticationStatus.\r
4c6486b9 1418 //\r
9ddd7d7a 1419 PeiServicesInstallFvInfo2Ppi(\r
387208ab 1420 &FvHeader->FileSystemGuid,\r
9ddd7d7a
EC		 1421 (VOID**)FvHeader,\r
1422 (UINT32)FvHeader->FvLength,\r
387208ab 1423 &ParentFvImageInfo.FvName,\r
9ddd7d7a
EC		 1424 &FileInfo.FileName,\r
1425 AuthenticationStatus\r
387208ab
SZ		 1426 );\r
1427\r
9ddd7d7a 1428 PeiServicesInstallFvInfoPpi (\r
3b428ade 1429 &FvHeader->FileSystemGuid,\r
1430 (VOID**) FvHeader,\r
1431 (UINT32) FvHeader->FvLength,\r
97b2c9b5 1432 &ParentFvImageInfo.FvName,\r
9ddd7d7a 1433 &FileInfo.FileName\r
4c6486b9 1434 );\r
1435\r
1436 //\r
1437 // Inform the extracted FvImage to Fv HOB consumer phase, i.e. DXE phase\r
4c6486b9 1438 //\r
223c22d8 1439 BuildFvHob (\r
3b428ade 1440 (EFI_PHYSICAL_ADDRESS) (UINTN) FvHeader,\r
1441 FvHeader->FvLength\r
18fcd6a7 1442 );\r
4c6486b9 1443\r
1444 //\r
1445 // Makes the encapsulated volume show up in DXE phase to skip processing of\r
1446 // encapsulated file again.\r
1447 //\r
1448 BuildFv2Hob (\r
3b428ade 1449 (EFI_PHYSICAL_ADDRESS) (UINTN) FvHeader,\r
1450 FvHeader->FvLength,\r
97b2c9b5 1451 &ParentFvImageInfo.FvName,\r
3b428ade 1452 &FileInfo.FileName\r
4c6486b9 1453 );\r
1454\r
c6037045
SZ		 1455 //\r
1456 // Build FV3 HOB with authentication status to be propagated to DXE.\r
1457 //\r
1458 BuildFv3Hob (\r
1459 (EFI_PHYSICAL_ADDRESS) (UINTN) FvHeader,\r
1460 FvHeader->FvLength,\r
1461 AuthenticationStatus,\r
1462 TRUE,\r
1463 &ParentFvImageInfo.FvName,\r
1464 &FileInfo.FileName\r
1465 );\r
1466\r
4c6486b9 1467 return EFI_SUCCESS;\r
1468}\r
1469\r
3b428ade 1470/**\r
1471 Process a firmware volume and create a volume handle.\r
1472\r
1473 Create a volume handle from the information in the buffer. For\r
1474 memory-mapped firmware volumes, Buffer and BufferSize refer to\r
1475 the start of the firmware volume and the firmware volume size.\r
1476 For non memory-mapped firmware volumes, this points to a\r
1477 buffer which contains the necessary information for creating\r
1478 the firmware volume handle. Normally, these values are derived\r
1479 from the EFI_FIRMWARE_VOLUME_INFO_PPI.\r
1480 \r
1481 \r
1482 @param This Points to this instance of the\r
1483 EFI_PEI_FIRMWARE_VOLUME_PPI.\r
1484 @param Buffer Points to the start of the buffer.\r
1485 @param BufferSize Size of the buffer.\r
1486 @param FvHandle Points to the returned firmware volume\r
1487 handle. The firmware volume handle must\r
1488 be unique within the system. \r
1489\r
1490 @retval EFI_SUCCESS Firmware volume handle created.\r
1491 @retval EFI_VOLUME_CORRUPTED Volume was corrupt.\r
1492\r
1493**/\r
1494EFI_STATUS\r
1495EFIAPI\r
890e5417 1496PeiFfsFvPpiProcessVolume (\r
3b428ade 1497 IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,\r
1498 IN VOID *Buffer,\r
1499 IN UINTN BufferSize,\r
1500 OUT EFI_PEI_FV_HANDLE *FvHandle\r
1501 )\r
1502{\r
1503 EFI_STATUS Status;\r
3b428ade 1504 \r
dc6f9b35 1505 ASSERT (FvHandle != NULL);\r
1506 \r
1507 if (Buffer == NULL) {\r
1508 return EFI_VOLUME_CORRUPTED;\r
1509 }\r
3b428ade 1510 \r
1511 //\r
890e5417 1512 // The build-in EFI_PEI_FIRMWARE_VOLUME_PPI for FFS2/FFS3 support memory-mapped\r
3b428ade 1513 // FV image and the handle is pointed to Fv image's buffer.\r
1514 //\r
1515 *FvHandle = (EFI_PEI_FV_HANDLE) Buffer;\r
1516 \r
1517 //\r
1518 // Do verify for given FV buffer.\r
1519 //\r
1520 Status = VerifyFv ((EFI_FIRMWARE_VOLUME_HEADER*) Buffer);\r
1521 if (EFI_ERROR(Status)) {\r
1522 DEBUG ((EFI_D_ERROR, "Fail to verify FV which address is 0x%11p", Buffer));\r
1523 return EFI_VOLUME_CORRUPTED;\r
1524 }\r
1525\r
3b428ade 1526 return EFI_SUCCESS;\r
1527} \r
1528\r
1529/**\r
1530 Finds the next file of the specified type.\r
1531\r
1532 This service enables PEI modules to discover additional firmware files. \r
1533 The FileHandle must be unique within the system.\r
1534\r
1535 @param This Points to this instance of the\r
1536 EFI_PEI_FIRMWARE_VOLUME_PPI.\r
1537 @param SearchType A filter to find only files of this type. Type\r
1538 EFI_FV_FILETYPE_ALL causes no filtering to be\r
1539 done.\r
1540 @param FvHandle Handle of firmware volume in which to\r
1541 search.\r
1542 @param FileHandle Points to the current handle from which to\r
1543 begin searching or NULL to start at the\r
1544 beginning of the firmware volume. Updated\r
1545 upon return to reflect the file found.\r
1546\r
1547 @retval EFI_SUCCESS The file was found.\r
1548 @retval EFI_NOT_FOUND The file was not found. FileHandle contains NULL.\r
1549\r
1550**/\r
1551EFI_STATUS\r
1552EFIAPI\r
890e5417 1553PeiFfsFvPpiFindFileByType (\r
3b428ade 1554 IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,\r
1555 IN EFI_FV_FILETYPE SearchType,\r
1556 IN EFI_PEI_FV_HANDLE FvHandle,\r
1557 IN OUT EFI_PEI_FILE_HANDLE *FileHandle\r
1558 )\r
1559{ \r
1560 return FindFileEx (FvHandle, NULL, SearchType, FileHandle, NULL);\r
1561}\r
1562\r
1563/**\r
1564 Find a file within a volume by its name. \r
1565 \r
1566 This service searches for files with a specific name, within\r
1567 either the specified firmware volume or all firmware volumes.\r
1568\r
1569 @param This Points to this instance of the\r
1570 EFI_PEI_FIRMWARE_VOLUME_PPI.\r
1571 @param FileName A pointer to the name of the file to find\r
1572 within the firmware volume.\r
1573 @param FvHandle Upon entry, the pointer to the firmware\r
1574 volume to search or NULL if all firmware\r
1575 volumes should be searched. Upon exit, the\r
1576 actual firmware volume in which the file was\r
1577 found.\r
1578 @param FileHandle Upon exit, points to the found file's\r
1579 handle or NULL if it could not be found.\r
1580\r
1581 @retval EFI_SUCCESS File was found.\r
1582 @retval EFI_NOT_FOUND File was not found.\r
1583 @retval EFI_INVALID_PARAMETER FvHandle or FileHandle or\r
1584 FileName was NULL.\r
1585\r
1586\r
1587**/\r
1588EFI_STATUS\r
1589EFIAPI\r
890e5417 1590PeiFfsFvPpiFindFileByName (\r
3b428ade 1591 IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,\r
1592 IN CONST EFI_GUID *FileName,\r
1593 IN EFI_PEI_FV_HANDLE *FvHandle,\r
1594 OUT EFI_PEI_FILE_HANDLE *FileHandle \r
1595 )\r
1596{\r
1597 EFI_STATUS Status;\r
1598 PEI_CORE_INSTANCE *PrivateData;\r
1599 UINTN Index;\r
1600 \r
1601 if ((FvHandle == NULL) || (FileName == NULL) || (FileHandle == NULL)) {\r
1602 return EFI_INVALID_PARAMETER;\r
1603 }\r
1604 \r
1605 if (*FvHandle != NULL) {\r
1606 Status = FindFileEx (*FvHandle, FileName, 0, FileHandle, NULL);\r
1607 if (Status == EFI_NOT_FOUND) {\r
1608 *FileHandle = NULL;\r
1609 }\r
1610 } else { \r
1611 //\r
1612 // If *FvHandle = NULL, so search all FV for given filename\r
1613 //\r
1614 Status = EFI_NOT_FOUND;\r
1615 \r
1616 PrivateData = PEI_CORE_INSTANCE_FROM_PS_THIS (GetPeiServicesTablePointer());\r
1617 for (Index = 0; Index < PrivateData->FvCount; Index ++) {\r
1618 //\r
1619 // Only search the FV which is associated with a EFI_PEI_FIRMWARE_VOLUME_PPI instance.\r
1620 //\r
1621 if (PrivateData->Fv[Index].FvPpi != NULL) {\r
1622 Status = FindFileEx (PrivateData->Fv[Index].FvHandle, FileName, 0, FileHandle, NULL);\r
1623 if (!EFI_ERROR (Status)) {\r
1624 *FvHandle = PrivateData->Fv[Index].FvHandle;\r
1c738c8f 1625 break;\r
3b428ade 1626 }\r
1627 }\r
1628 }\r
1629 }\r
1630 \r
1631 return Status; \r
1632} \r
1633\r
1634/**\r
1635 Returns information about a specific file.\r
1636\r
1637 This function returns information about a specific\r
1638 file, including its file name, type, attributes, starting\r
1639 address and size. \r
1640 \r
1641 @param This Points to this instance of the\r
1642 EFI_PEI_FIRMWARE_VOLUME_PPI.\r
1643 @param FileHandle Handle of the file.\r
1644 @param FileInfo Upon exit, points to the file's\r
1645 information.\r
1646\r
1647 @retval EFI_SUCCESS File information returned.\r
1648 @retval EFI_INVALID_PARAMETER If FileHandle does not\r
1649 represent a valid file.\r
1650 @retval EFI_INVALID_PARAMETER If FileInfo is NULL.\r
1651 \r
1652**/ \r
1653EFI_STATUS\r
1654EFIAPI\r
890e5417 1655PeiFfsFvPpiGetFileInfo (\r
3b428ade 1656 IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This, \r
1657 IN EFI_PEI_FILE_HANDLE FileHandle, \r
1658 OUT EFI_FV_FILE_INFO *FileInfo\r
1659 )\r
1660{\r
1661 UINT8 FileState;\r
1662 UINT8 ErasePolarity;\r
1663 EFI_FFS_FILE_HEADER *FileHeader;\r
1664 PEI_CORE_FV_HANDLE *CoreFvHandle;\r
890e5417
SZ		 1665 PEI_FW_VOL_INSTANCE *FwVolInstance;\r
1666\r
3b428ade 1667 if ((FileHandle == NULL) || (FileInfo == NULL)) {\r
1668 return EFI_INVALID_PARAMETER;\r
1669 }\r
1670\r
1671 //\r
1672 // Retrieve the FirmwareVolume which the file resides in.\r
1673 //\r
1674 CoreFvHandle = FileHandleToVolume (FileHandle);\r
1675 if (CoreFvHandle == NULL) {\r
1676 return EFI_INVALID_PARAMETER;\r
1677 }\r
1678\r
890e5417
SZ		 1679 FwVolInstance = PEI_FW_VOL_INSTANCE_FROM_FV_THIS (This);\r
1680\r
4140a663 1681 if ((CoreFvHandle->FvHeader->Attributes & EFI_FVB2_ERASE_POLARITY) != 0) {\r
3b428ade 1682 ErasePolarity = 1;\r
1683 } else {\r
1684 ErasePolarity = 0;\r
1685 }\r
1686\r
1687 //\r
1688 // Get FileState which is the highest bit of the State \r
1689 //\r
1690 FileState = GetFileState (ErasePolarity, (EFI_FFS_FILE_HEADER*)FileHandle);\r
1691\r
1692 switch (FileState) {\r
1693 case EFI_FILE_DATA_VALID:\r
1694 case EFI_FILE_MARKED_FOR_UPDATE:\r
1695 break; \r
1696 default:\r
1697 return EFI_INVALID_PARAMETER;\r
1698 }\r
1699\r
1700 FileHeader = (EFI_FFS_FILE_HEADER *)FileHandle;\r
890e5417
SZ		 1701 if (IS_FFS_FILE2 (FileHeader)) {\r
1702 ASSERT (FFS_FILE2_SIZE (FileHeader) > 0x00FFFFFF);\r
1703 if (!FwVolInstance->IsFfs3Fv) {\r
1704 DEBUG ((EFI_D_ERROR, "It is a FFS3 formatted file: %g in a non-FFS3 formatted FV.\n", &FileHeader->Name));\r
1705 return EFI_INVALID_PARAMETER;\r
1706 }\r
1707 FileInfo->BufferSize = FFS_FILE2_SIZE (FileHeader) - sizeof (EFI_FFS_FILE_HEADER2);\r
1708 FileInfo->Buffer = (UINT8 *) FileHeader + sizeof (EFI_FFS_FILE_HEADER2);\r
1709 } else {\r
1710 FileInfo->BufferSize = FFS_FILE_SIZE (FileHeader) - sizeof (EFI_FFS_FILE_HEADER);\r
1711 FileInfo->Buffer = (UINT8 *) FileHeader + sizeof (EFI_FFS_FILE_HEADER);\r
1712 }\r
c7935105
SZ		 1713 CopyMem (&FileInfo->FileName, &FileHeader->Name, sizeof(EFI_GUID));\r
1714 FileInfo->FileType = FileHeader->Type;\r
1715 FileInfo->FileAttributes = FfsAttributes2FvFileAttributes (FileHeader->Attributes);\r
1716 if ((CoreFvHandle->FvHeader->Attributes & EFI_FVB2_MEMORY_MAPPED) == EFI_FVB2_MEMORY_MAPPED) {\r
1717 FileInfo->FileAttributes |= EFI_FV_FILE_ATTRIB_MEMORY_MAPPED;\r
1718 }\r
1719 return EFI_SUCCESS;\r
1720}\r
1721\r
1722/**\r
1723 Returns information about a specific file.\r
1724\r
1725 This function returns information about a specific\r
1726 file, including its file name, type, attributes, starting\r
1727 address, size and authentication status.\r
1728\r
1729 @param This Points to this instance of the\r
1730 EFI_PEI_FIRMWARE_VOLUME_PPI.\r
1731 @param FileHandle Handle of the file.\r
1732 @param FileInfo Upon exit, points to the file's\r
1733 information.\r
1734\r
1735 @retval EFI_SUCCESS File information returned.\r
1736 @retval EFI_INVALID_PARAMETER If FileHandle does not\r
1737 represent a valid file.\r
1738 @retval EFI_INVALID_PARAMETER If FileInfo is NULL.\r
1739\r
1740**/\r
1741EFI_STATUS\r
1742EFIAPI\r
1743PeiFfsFvPpiGetFileInfo2 (\r
1744 IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This, \r
1745 IN EFI_PEI_FILE_HANDLE FileHandle, \r
1746 OUT EFI_FV_FILE_INFO2 *FileInfo\r
1747 )\r
1748{\r
1749 EFI_STATUS Status;\r
1750 PEI_CORE_FV_HANDLE *CoreFvHandle;\r
1751\r
1752 if ((FileHandle == NULL) || (FileInfo == NULL)) {\r
1753 return EFI_INVALID_PARAMETER;\r
1754 }\r
1755\r
1756 //\r
1757 // Retrieve the FirmwareVolume which the file resides in.\r
1758 //\r
1759 CoreFvHandle = FileHandleToVolume (FileHandle);\r
1760 if (CoreFvHandle == NULL) {\r
1761 return EFI_INVALID_PARAMETER;\r
1762 }\r
1763\r
1764 Status = PeiFfsFvPpiGetFileInfo (This, FileHandle, (EFI_FV_FILE_INFO *) FileInfo);\r
1765 if (!EFI_ERROR (Status)) {\r
1766 FileInfo->AuthenticationStatus = CoreFvHandle->AuthenticationStatus;\r
1767 }\r
1768\r
1769 return Status;\r
1770}\r
1771\r
3b428ade 1772/**\r
1773 This function returns information about the firmware volume.\r
1774 \r
1775 @param This Points to this instance of the\r
1776 EFI_PEI_FIRMWARE_VOLUME_PPI.\r
1777 @param FvHandle Handle to the firmware handle.\r
1778 @param VolumeInfo Points to the returned firmware volume\r
1779 information.\r
1780\r
1781 @retval EFI_SUCCESS Information returned successfully.\r
1782 @retval EFI_INVALID_PARAMETER FvHandle does not indicate a valid\r
1783 firmware volume or VolumeInfo is NULL.\r
1784\r
1785**/ \r
1786EFI_STATUS\r
1787EFIAPI\r
890e5417 1788PeiFfsFvPpiGetVolumeInfo (\r
3b428ade 1789 IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This, \r
1790 IN EFI_PEI_FV_HANDLE FvHandle, \r
1791 OUT EFI_FV_INFO *VolumeInfo\r
1792 )\r
1793{\r
1794 EFI_FIRMWARE_VOLUME_HEADER FwVolHeader;\r
1795 EFI_FIRMWARE_VOLUME_EXT_HEADER *FwVolExHeaderInfo;\r
1796\r
8fdcc412 1797 if ((VolumeInfo == NULL) || (FvHandle == NULL)) {\r
3b428ade 1798 return EFI_INVALID_PARAMETER;\r
1799 }\r
1800 \r
1801 //\r
1802 // VolumeHandle may not align at 8 byte, \r
1803 // but FvLength is UINT64 type, which requires FvHeader align at least 8 byte. \r
1804 // So, Copy FvHeader into the local FvHeader structure.\r
1805 //\r
1806 CopyMem (&FwVolHeader, FvHandle, sizeof (EFI_FIRMWARE_VOLUME_HEADER));\r
1807\r
1808 //\r
1809 // Check Fv Image Signature\r
1810 //\r
1811 if (FwVolHeader.Signature != EFI_FVH_SIGNATURE) {\r
1812 return EFI_INVALID_PARAMETER;\r
1813 }\r
1814\r
1815 ZeroMem (VolumeInfo, sizeof (EFI_FV_INFO));\r
1816 VolumeInfo->FvAttributes = FwVolHeader.Attributes;\r
1817 VolumeInfo->FvStart = (VOID *) FvHandle;\r
1818 VolumeInfo->FvSize = FwVolHeader.FvLength;\r
1819 CopyMem (&VolumeInfo->FvFormat, &FwVolHeader.FileSystemGuid, sizeof(EFI_GUID));\r
1820\r
1821 if (FwVolHeader.ExtHeaderOffset != 0) {\r
1822 FwVolExHeaderInfo = (EFI_FIRMWARE_VOLUME_EXT_HEADER*)(((UINT8 *)FvHandle) + FwVolHeader.ExtHeaderOffset);\r
1823 CopyMem (&VolumeInfo->FvName, &FwVolExHeaderInfo->FvName, sizeof(EFI_GUID));\r
1824 }\r
1825 \r
1826 return EFI_SUCCESS; \r
1827} \r
1828\r
1829/**\r
1830 Find the next matching section in the firmware file.\r
1831 \r
1832 This service enables PEI modules to discover sections\r
1833 of a given type within a valid file.\r
1834 \r
1835 @param This Points to this instance of the\r
1836 EFI_PEI_FIRMWARE_VOLUME_PPI.\r
1837 @param SearchType A filter to find only sections of this\r
1838 type.\r
1839 @param FileHandle Handle of firmware file in which to\r
1840 search.\r
890e5417 1841 @param SectionData Updated upon return to point to the\r
3b428ade 1842 section found.\r
1843 \r
1844 @retval EFI_SUCCESS Section was found.\r
1845 @retval EFI_NOT_FOUND Section of the specified type was not\r
1846 found. SectionData contains NULL.\r
1847**/\r
1848EFI_STATUS\r
1849EFIAPI\r
890e5417 1850PeiFfsFvPpiFindSectionByType (\r
3b428ade 1851 IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,\r
1852 IN EFI_SECTION_TYPE SearchType,\r
1853 IN EFI_PEI_FILE_HANDLE FileHandle,\r
1854 OUT VOID **SectionData\r
1855 )\r
1856{\r
c7935105
SZ		 1857 UINT32 AuthenticationStatus;\r
1858 return PeiFfsFvPpiFindSectionByType2 (This, SearchType, 0, FileHandle, SectionData, &AuthenticationStatus);\r
1859}\r
1860\r
1861/**\r
1862 Find the next matching section in the firmware file.\r
1863\r
1864 This service enables PEI modules to discover sections\r
1865 of a given instance and type within a valid file.\r
1866\r
1867 @param This Points to this instance of the\r
1868 EFI_PEI_FIRMWARE_VOLUME_PPI.\r
1869 @param SearchType A filter to find only sections of this\r
1870 type.\r
1871 @param SearchInstance A filter to find the specific instance\r
1872 of sections.\r
1873 @param FileHandle Handle of firmware file in which to\r
1874 search.\r
1875 @param SectionData Updated upon return to point to the\r
1876 section found.\r
1877 @param AuthenticationStatus Updated upon return to point to the\r
1878 authentication status for this section.\r
1879\r
1880 @retval EFI_SUCCESS Section was found.\r
1881 @retval EFI_NOT_FOUND Section of the specified type was not\r
1882 found. SectionData contains NULL.\r
1883**/\r
1884EFI_STATUS\r
1885EFIAPI\r
1886PeiFfsFvPpiFindSectionByType2 (\r
1887 IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,\r
1888 IN EFI_SECTION_TYPE SearchType,\r
1889 IN UINTN SearchInstance,\r
1890 IN EFI_PEI_FILE_HANDLE FileHandle,\r
1891 OUT VOID **SectionData,\r
1892 OUT UINT32 *AuthenticationStatus\r
1893 )\r
1894{\r
1895 EFI_STATUS Status;\r
3b428ade 1896 EFI_FFS_FILE_HEADER *FfsFileHeader;\r
1897 UINT32 FileSize;\r
1898 EFI_COMMON_SECTION_HEADER *Section;\r
890e5417 1899 PEI_FW_VOL_INSTANCE *FwVolInstance;\r
c7935105
SZ		 1900 PEI_CORE_FV_HANDLE *CoreFvHandle;\r
1901 UINTN Instance;\r
1902 UINT32 ExtractedAuthenticationStatus;\r
1903\r
1904 if (SectionData == NULL) {\r
1905 return EFI_NOT_FOUND;\r
1906 }\r
890e5417
SZ		 1907\r
1908 FwVolInstance = PEI_FW_VOL_INSTANCE_FROM_FV_THIS (This);\r
1909\r
c7935105
SZ		 1910 //\r
1911 // Retrieve the FirmwareVolume which the file resides in.\r
1912 //\r
1913 CoreFvHandle = FileHandleToVolume (FileHandle);\r
1914 if (CoreFvHandle == NULL) {\r
1915 return EFI_NOT_FOUND;\r
1916 }\r
1917\r
3b428ade 1918 FfsFileHeader = (EFI_FFS_FILE_HEADER *)(FileHandle);\r
1919\r
890e5417
SZ		 1920 if (IS_FFS_FILE2 (FfsFileHeader)) {\r
1921 ASSERT (FFS_FILE2_SIZE (FfsFileHeader) > 0x00FFFFFF);\r
1922 if (!FwVolInstance->IsFfs3Fv) {\r
1923 DEBUG ((EFI_D_ERROR, "It is a FFS3 formatted file: %g in a non-FFS3 formatted FV.\n", &FfsFileHeader->Name));\r
1924 return EFI_NOT_FOUND;\r
1925 }\r
1926 Section = (EFI_COMMON_SECTION_HEADER *) ((UINT8 *) FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER2));\r
1927 FileSize = FFS_FILE2_SIZE (FfsFileHeader) - sizeof (EFI_FFS_FILE_HEADER2);\r
1928 } else {\r
1929 Section = (EFI_COMMON_SECTION_HEADER *) ((UINT8 *) FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER));\r
1930 FileSize = FFS_FILE_SIZE (FfsFileHeader) - sizeof (EFI_FFS_FILE_HEADER);\r
1931 }\r
3b428ade 1932\r
c7935105
SZ		 1933 Instance = SearchInstance + 1;\r
1934 ExtractedAuthenticationStatus = 0;\r
1935 Status = ProcessSection (\r
1936 GetPeiServicesTablePointer (),\r
1937 SearchType,\r
1938 &Instance,\r
1939 Section, \r
1940 FileSize, \r
1941 SectionData,\r
1942 &ExtractedAuthenticationStatus,\r
1943 FwVolInstance->IsFfs3Fv\r
1944 );\r
1945 if (!EFI_ERROR (Status)) {\r
1946 //\r
1947 // Inherit the authentication status.\r
1948 //\r
1949 *AuthenticationStatus = ExtractedAuthenticationStatus | CoreFvHandle->AuthenticationStatus;\r
1950 }\r
1951 return Status;\r
1952}\r
3b428ade 1953\r
1954/**\r
1955 Convert the handle of FV to pointer of corresponding PEI_CORE_FV_HANDLE.\r
1956 \r
1957 @param FvHandle The handle of a FV.\r
1958 \r
1959 @retval NULL if can not find.\r
1960 @return Pointer of corresponding PEI_CORE_FV_HANDLE. \r
1961**/\r
1962PEI_CORE_FV_HANDLE *\r
1963FvHandleToCoreHandle (\r
1964 IN EFI_PEI_FV_HANDLE FvHandle\r
1965 )\r
1966{\r
1967 UINTN Index;\r
1968 PEI_CORE_INSTANCE *PrivateData;\r
1969 \r
1970 PrivateData = PEI_CORE_INSTANCE_FROM_PS_THIS (GetPeiServicesTablePointer()); \r
1971 for (Index = 0; Index < PrivateData->FvCount; Index ++) {\r
1972 if (FvHandle == PrivateData->Fv[Index].FvHandle) {\r
1973 return &PrivateData->Fv[Index];\r
1974 }\r
1975 }\r
1976 \r
1977 return NULL;\r
1978} \r
1979\r
1980/**\r
1981 Get instance of PEI_CORE_FV_HANDLE for next volume according to given index.\r
1982 \r
1983 This routine also will install FvInfo ppi for FV hob in PI ways.\r
1984 \r
1985 @param Private Pointer of PEI_CORE_INSTANCE\r
1986 @param Instance The index of FV want to be searched.\r
1987 \r
1988 @return Instance of PEI_CORE_FV_HANDLE.\r
1989**/\r
1990PEI_CORE_FV_HANDLE *\r
1991FindNextCoreFvHandle (\r
1992 IN PEI_CORE_INSTANCE *Private,\r
1993 IN UINTN Instance\r
1994 )\r
1995{\r
1996 UINTN Index;\r
1997 BOOLEAN Match;\r
1998 EFI_HOB_FIRMWARE_VOLUME *FvHob;\r
1999 \r
2000 //\r
2001 // Handle Framework FvHob and Install FvInfo Ppi for it.\r
2002 //\r
2003 if (FeaturePcdGet (PcdFrameworkCompatibilitySupport)) {\r
2004 //\r
2005 // Loop to search the wanted FirmwareVolume which supports FFS\r
2006 //\r
2007 FvHob = (EFI_HOB_FIRMWARE_VOLUME *)GetFirstHob (EFI_HOB_TYPE_FV);\r
2008 while (FvHob != NULL) {\r
20ead725 2009 //\r
2010 // Search whether FvHob has been installed into PeiCore's FV database.\r
2011 // If found, no need install new FvInfoPpi for it.\r
2012 //\r
3b428ade 2013 for (Index = 0, Match = FALSE; Index < Private->FvCount; Index++) {\r
2014 if ((EFI_PEI_FV_HANDLE)(UINTN)FvHob->BaseAddress == Private->Fv[Index].FvHeader) {\r
2015 Match = TRUE;\r
2016 break;\r
2017 }\r
2018 }\r
20ead725 2019 \r
3b428ade 2020 //\r
20ead725 2021 // Search whether FvHob has been cached into PeiCore's Unknown FV database.\r
2022 // If found, no need install new FvInfoPpi for it.\r
2023 //\r
2024 if (!Match) {\r
2025 for (Index = 0; Index < Private->UnknownFvInfoCount; Index ++) {\r
2026 if ((UINTN)FvHob->BaseAddress == (UINTN)Private->UnknownFvInfo[Index].FvInfo) {\r
2027 Match = TRUE;\r
2028 break;\r
2029 }\r
2030 }\r
2031 }\r
2032\r
2033 //\r
2034 // If the Fv in FvHob has not been installed into PeiCore's FV database and has\r
2035 // not been cached into PeiCore's Unknown FV database, install a new FvInfoPpi\r
2036 // for it then PeiCore will dispatch it in callback of FvInfoPpi.\r
3b428ade 2037 //\r
2038 if (!Match) {\r
2039 PeiServicesInstallFvInfoPpi (\r
2040 &(((EFI_FIRMWARE_VOLUME_HEADER *)(UINTN)FvHob->BaseAddress)->FileSystemGuid),\r
2041 (VOID *)(UINTN)FvHob->BaseAddress,\r
2042 (UINT32)FvHob->Length,\r
2043 NULL,\r
2044 NULL\r
2045 );\r
2046 }\r
20ead725 2047 \r
3b428ade 2048 FvHob = (EFI_HOB_FIRMWARE_VOLUME *)GetNextHob (EFI_HOB_TYPE_FV, (VOID *)((UINTN)FvHob + FvHob->Header.HobLength)); \r
2049 }\r
2050 }\r
2051\r
fe781940 2052 ASSERT (Private->FvCount <= PcdGet32 (PcdPeiCoreMaxFvSupported));\r
3b428ade 2053 if (Instance >= Private->FvCount) {\r
2054 return NULL;\r
2055 }\r
4c6486b9 2056\r
3b428ade 2057 return &Private->Fv[Instance];\r
2058} \r
8e0e40ed 2059\r
2060/**\r
2061 After PeiCore image is shadowed into permanent memory, all build-in FvPpi should\r
2062 be re-installed with the instance in permanent memory and all cached FvPpi pointers in \r
6393d9c8 2063 PrivateData->Fv[] array should be fixed up to be pointed to the one in permanent\r
8e0e40ed 2064 memory.\r
2065 \r
2066 @param PrivateData Pointer to PEI_CORE_INSTANCE.\r
2067**/ \r
2068VOID\r
2069PeiReinitializeFv (\r
2070 IN PEI_CORE_INSTANCE *PrivateData\r
2071 )\r
2072{\r
890e5417 2073 VOID *OldFfsFvPpi;\r
7ec93917 2074 EFI_PEI_PPI_DESCRIPTOR *OldDescriptor;\r
2075 UINTN Index;\r
2076 EFI_STATUS Status;\r
2077\r
2078 //\r
2079 // Locate old build-in Ffs2 EFI_PEI_FIRMWARE_VOLUME_PPI which\r
2080 // in flash.\r
2081 //\r
2082 Status = PeiServicesLocatePpi (\r
2083 &gEfiFirmwareFileSystem2Guid,\r
2084 0,\r
2085 &OldDescriptor,\r
890e5417 2086 &OldFfsFvPpi\r
7ec93917 2087 );\r
2088 ASSERT_EFI_ERROR (Status);\r
2089\r
2090 //\r
2091 // Re-install the EFI_PEI_FIRMWARE_VOLUME_PPI for build-in Ffs2\r
2092 // which is shadowed from flash to permanent memory within PeiCore image.\r
2093 //\r
2094 Status = PeiServicesReInstallPpi (OldDescriptor, &mPeiFfs2FvPpiList);\r
2095 ASSERT_EFI_ERROR (Status);\r
890e5417 2096\r
7ec93917 2097 //\r
2098 // Fixup all FvPpi pointers for the implementation in flash to permanent memory.\r
2099 //\r
fe781940 2100 for (Index = 0; Index < PcdGet32 (PcdPeiCoreMaxFvSupported); Index ++) {\r
890e5417
SZ		 2101 if (PrivateData->Fv[Index].FvPpi == OldFfsFvPpi) {\r
2102 PrivateData->Fv[Index].FvPpi = &mPeiFfs2FwVol.Fv;\r
7ec93917 2103 }\r
2104 }\r
890e5417
SZ		 2105\r
2106 //\r
2107 // Locate old build-in Ffs3 EFI_PEI_FIRMWARE_VOLUME_PPI which\r
2108 // in flash.\r
2109 //\r
2110 Status = PeiServicesLocatePpi (\r
2111 &gEfiFirmwareFileSystem3Guid,\r
2112 0,\r
2113 &OldDescriptor,\r
2114 &OldFfsFvPpi\r
2115 );\r
2116 ASSERT_EFI_ERROR (Status);\r
2117\r
2118 //\r
2119 // Re-install the EFI_PEI_FIRMWARE_VOLUME_PPI for build-in Ffs3\r
2120 // which is shadowed from flash to permanent memory within PeiCore image.\r
2121 //\r
2122 Status = PeiServicesReInstallPpi (OldDescriptor, &mPeiFfs3FvPpiList);\r
2123 ASSERT_EFI_ERROR (Status);\r
2124\r
2125 //\r
2126 // Fixup all FvPpi pointers for the implementation in flash to permanent memory.\r
2127 //\r
fe781940 2128 for (Index = 0; Index < PcdGet32 (PcdPeiCoreMaxFvSupported); Index ++) {\r
890e5417
SZ		 2129 if (PrivateData->Fv[Index].FvPpi == OldFfsFvPpi) {\r
2130 PrivateData->Fv[Index].FvPpi = &mPeiFfs3FwVol.Fv;\r
2131 }\r
2132 }\r
2133}\r
8e0e40ed 2134\r
f3358329 2135/**\r
2136 Report the information for a new discoveried FV in unknown third-party format.\r
2137 \r
2138 If the EFI_PEI_FIRMWARE_VOLUME_PPI has not been installed for third-party FV format, but\r
c7935105 2139 the FV in this format has been discoveried, then this FV's information will be cached into\r
f3358329 2140 PEI_CORE_INSTANCE's UnknownFvInfo array.\r
2141 Also a notification would be installed for unknown third-party FV format guid, if EFI_PEI_FIRMWARE_VOLUME_PPI\r
2142 is installed later by platform's PEIM, the original unknown third-party FV will be processed by\r
2143 using new installed EFI_PEI_FIRMWARE_VOLUME_PPI.\r
2144 \r
2145 @param PrivateData Point to instance of PEI_CORE_INSTANCE\r
c7935105 2146 @param FvInfo2Ppi Point to FvInfo2 PPI.\r
f3358329 2147 \r
2148 @retval EFI_OUT_OF_RESOURCES The FV info array in PEI_CORE_INSTANCE has no more spaces.\r
2149 @retval EFI_SUCCESS Success to add the information for unknown FV.\r
2150**/\r
2151EFI_STATUS\r
2152AddUnknownFormatFvInfo (\r
c7935105
SZ		 2153 IN PEI_CORE_INSTANCE *PrivateData,\r
2154 IN EFI_PEI_FIRMWARE_VOLUME_INFO2_PPI *FvInfo2Ppi\r
f3358329 2155 )\r
2156{\r
2157 PEI_CORE_UNKNOW_FORMAT_FV_INFO *NewUnknownFv;\r
2158 \r
fe781940 2159 if (PrivateData->UnknownFvInfoCount + 1 >= PcdGet32 (PcdPeiCoreMaxFvSupported)) {\r
f3358329 2160 return EFI_OUT_OF_RESOURCES;\r
2161 }\r
2162 \r
2163 NewUnknownFv = &PrivateData->UnknownFvInfo[PrivateData->UnknownFvInfoCount];\r
2164 PrivateData->UnknownFvInfoCount ++;\r
2165 \r
c7935105
SZ		 2166 CopyGuid (&NewUnknownFv->FvFormat, &FvInfo2Ppi->FvFormat);\r
2167 NewUnknownFv->FvInfo = FvInfo2Ppi->FvInfo;\r
2168 NewUnknownFv->FvInfoSize = FvInfo2Ppi->FvInfoSize;\r
2169 NewUnknownFv->AuthenticationStatus = FvInfo2Ppi->AuthenticationStatus;\r
f3358329 2170 NewUnknownFv->NotifyDescriptor.Flags = (EFI_PEI_PPI_DESCRIPTOR_NOTIFY_CALLBACK | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST);\r
2171 NewUnknownFv->NotifyDescriptor.Guid = &NewUnknownFv->FvFormat;\r
2172 NewUnknownFv->NotifyDescriptor.Notify = ThirdPartyFvPpiNotifyCallback;\r
2173 \r
2174 PeiServicesNotifyPpi (&NewUnknownFv->NotifyDescriptor);\r
2175 return EFI_SUCCESS;\r
2176}\r
2177\r
2178/**\r
2179 Find the FV information according to third-party FV format guid.\r
2180 \r
2181 This routine also will remove the FV information found by given FV format guid from\r
2182 PrivateData->UnknownFvInfo[].\r
2183 \r
2184 @param PrivateData Point to instance of PEI_CORE_INSTANCE\r
2185 @param Format Point to given FV format guid\r
2186 @param FvInfo On return, the pointer of FV information buffer\r
2187 @param FvInfoSize On return, the size of FV information buffer.\r
c7935105 2188 @param AuthenticationStatus On return, the authentication status of FV information buffer.\r
f3358329 2189 \r
2190 @retval EFI_NOT_FOUND The FV is not found for new installed EFI_PEI_FIRMWARE_VOLUME_PPI\r
2191 @retval EFI_SUCCESS Success to find a FV which could be processed by new installed EFI_PEI_FIRMWARE_VOLUME_PPI.\r
2192**/\r
2193EFI_STATUS\r
2194FindUnknownFormatFvInfo (\r
2195 IN PEI_CORE_INSTANCE *PrivateData,\r
2196 IN EFI_GUID *Format,\r
2197 OUT VOID **FvInfo,\r
c7935105
SZ		 2198 OUT UINT32 *FvInfoSize,\r
2199 OUT UINT32 *AuthenticationStatus\r
f3358329 2200 )\r
2201{\r
2202 UINTN Index;\r
2203 UINTN Index2;\r
2204\r
2205 Index = 0;\r
2206 for (; Index < PrivateData->UnknownFvInfoCount; Index ++) {\r
2207 if (CompareGuid (Format, &PrivateData->UnknownFvInfo[Index].FvFormat)) {\r
2208 break;\r
2209 }\r
2210 }\r
2211 \r
2212 if (Index == PrivateData->UnknownFvInfoCount) {\r
2213 return EFI_NOT_FOUND;\r
2214 }\r
2215 \r
2216 *FvInfo = PrivateData->UnknownFvInfo[Index].FvInfo;\r
2217 *FvInfoSize = PrivateData->UnknownFvInfo[Index].FvInfoSize;\r
c7935105 2218 *AuthenticationStatus = PrivateData->UnknownFvInfo[Index].AuthenticationStatus;\r
f3358329 2219 \r
2220 //\r
2221 // Remove an entry from UnknownFvInfo array.\r
2222 //\r
2223 Index2 = Index + 1;\r
2224 for (;Index2 < PrivateData->UnknownFvInfoCount; Index2 ++, Index ++) {\r
2225 CopyMem (&PrivateData->UnknownFvInfo[Index], &PrivateData->UnknownFvInfo[Index2], sizeof (PEI_CORE_UNKNOW_FORMAT_FV_INFO));\r
2226 }\r
2227 PrivateData->UnknownFvInfoCount --;\r
2228 return EFI_SUCCESS;\r
2229} \r
2230\r
2231/**\r
2232 Notification callback function for EFI_PEI_FIRMWARE_VOLUME_PPI.\r
2233 \r
2234 When a EFI_PEI_FIRMWARE_VOLUME_PPI is installed to support new FV format, this \r
2235 routine is called to process all discoveried FVs in this format.\r
2236 \r
2237 @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation\r
2238 @param NotifyDescriptor Address of the notification descriptor data structure.\r
2239 @param Ppi Address of the PPI that was installed.\r
2240 \r
2241 @retval EFI_SUCCESS The notification callback is processed correctly.\r
2242**/\r
2243EFI_STATUS\r
2244EFIAPI\r
2245ThirdPartyFvPpiNotifyCallback (\r
2246 IN EFI_PEI_SERVICES **PeiServices,\r
2247 IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDescriptor,\r
2248 IN VOID *Ppi\r
2249 )\r
2250{\r
2251 PEI_CORE_INSTANCE *PrivateData;\r
2252 EFI_PEI_FIRMWARE_VOLUME_PPI *FvPpi;\r
2253 VOID *FvInfo;\r
2254 UINT32 FvInfoSize;\r
c7935105 2255 UINT32 AuthenticationStatus;\r
f3358329 2256 EFI_STATUS Status;\r
2257 EFI_PEI_FV_HANDLE FvHandle;\r
2258 BOOLEAN IsProcessed;\r
2259 UINTN FvIndex;\r
2260 EFI_PEI_FILE_HANDLE FileHandle;\r
2261 VOID *DepexData; \r
7147077b
ZC		 2262 UINTN CurFvCount;\r
2263\r
f3358329 2264 PrivateData = PEI_CORE_INSTANCE_FROM_PS_THIS (PeiServices);\r
2265 FvPpi = (EFI_PEI_FIRMWARE_VOLUME_PPI*) Ppi;\r
2266 \r
2267 do {\r
c7935105 2268 Status = FindUnknownFormatFvInfo (PrivateData, NotifyDescriptor->Guid, &FvInfo, &FvInfoSize, &AuthenticationStatus);\r
f3358329 2269 if (EFI_ERROR (Status)) {\r
2270 return EFI_SUCCESS;\r
2271 }\r
2272 \r
2273 //\r
2274 // Process new found FV and get FV handle.\r
2275 //\r
2276 Status = FvPpi->ProcessVolume (FvPpi, FvInfo, FvInfoSize, &FvHandle);\r
2277 if (EFI_ERROR (Status)) {\r
2278 DEBUG ((EFI_D_ERROR, "Fail to process the FV 0x%p, FV may be corrupted!\n", FvInfo));\r
2279 continue;\r
2280 }\r
2281\r
2282 //\r
2283 // Check whether the FV has already been processed.\r
2284 //\r
2285 IsProcessed = FALSE;\r
2286 for (FvIndex = 0; FvIndex < PrivateData->FvCount; FvIndex ++) {\r
2287 if (PrivateData->Fv[FvIndex].FvHandle == FvHandle) {\r
2288 DEBUG ((EFI_D_INFO, "The Fv %p has already been processed!\n", FvInfo));\r
2289 IsProcessed = TRUE;\r
2290 break;\r
2291 }\r
2292 }\r
2293 \r
2294 if (IsProcessed) {\r
2295 continue;\r
2296 }\r
2297 \r
fe781940
SZ		 2298 if (PrivateData->FvCount >= PcdGet32 (PcdPeiCoreMaxFvSupported)) {\r
2299 DEBUG ((EFI_D_ERROR, "The number of Fv Images (%d) exceed the max supported FVs (%d) in Pei", PrivateData->FvCount + 1, PcdGet32 (PcdPeiCoreMaxFvSupported)));\r
ccf0f68d 2300 DEBUG ((EFI_D_ERROR, "PcdPeiCoreMaxFvSupported value need be reconfigurated in DSC"));\r
2301 ASSERT (FALSE);\r
2302 }\r
2303 \r
f3358329 2304 //\r
2305 // Update internal PEI_CORE_FV array.\r
2306 //\r
2307 PrivateData->Fv[PrivateData->FvCount].FvHeader = (EFI_FIRMWARE_VOLUME_HEADER*) FvInfo;\r
2308 PrivateData->Fv[PrivateData->FvCount].FvPpi = FvPpi;\r
2309 PrivateData->Fv[PrivateData->FvCount].FvHandle = FvHandle;\r
c7935105 2310 PrivateData->Fv[PrivateData->FvCount].AuthenticationStatus = AuthenticationStatus;\r
7147077b 2311 CurFvCount = PrivateData->FvCount;\r
f3358329 2312 DEBUG ((\r
2313 EFI_D_INFO, \r
2314 "The %dth FV start address is 0x%11p, size is 0x%08x, handle is 0x%p\n", \r
7147077b 2315 (UINT32) CurFvCount,\r
f3358329 2316 (VOID *) FvInfo, \r
2317 FvInfoSize,\r
2318 FvHandle\r
2319 )); \r
2320 PrivateData->FvCount ++;\r
2321\r
2322 //\r
2323 // Scan and process the new discoveried FV for EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE \r
2324 //\r
2325 FileHandle = NULL;\r
2326 do {\r
2327 Status = FvPpi->FindFileByType (\r
2328 FvPpi,\r
2329 EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE,\r
2330 FvHandle,\r
2331 &FileHandle\r
2332 );\r
2333 if (!EFI_ERROR (Status)) {\r
2334 Status = FvPpi->FindSectionByType (\r
2335 FvPpi,\r
2336 EFI_SECTION_PEI_DEPEX,\r
2337 FileHandle,\r
2338 (VOID**)&DepexData\r
2339 );\r
2340 if (!EFI_ERROR (Status)) {\r
2341 if (!PeimDispatchReadiness (PeiServices, DepexData)) {\r
2342 //\r
2343 // Dependency is not satisfied.\r
2344 //\r
2345 continue;\r
2346 }\r
2347 }\r
2348 \r
7147077b
ZC		 2349 DEBUG ((EFI_D_INFO, "Found firmware volume Image File %p in FV[%d] %p\n", FileHandle, CurFvCount, FvHandle));\r
2350 ProcessFvFile (PrivateData, &PrivateData->Fv[CurFvCount], FileHandle);\r
f3358329 2351 }\r
2352 } while (FileHandle != NULL);\r
2353 } while (TRUE);\r
f3358329 2354}\r
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