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615c6dd0 | 1 | /** @file\r |
b1f6a7c6 | 2 | Pei Core Load Image Support\r |
54ea99a7 | 3 | \r |
63c677e2 | 4 | Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r |
cd5ebaa0 | 5 | This program and the accompanying materials\r |
54ea99a7 | 6 | are licensed and made available under the terms and conditions of the BSD License\r |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
192f6d4c | 12 | \r |
615c6dd0 | 13 | **/\r |
192f6d4c | 14 | \r |
0d516397 | 15 | #include "PeiMain.h"\r |
192f6d4c | 16 | \r |
b0d803fe | 17 | \r |
fe1e36e5 | 18 | EFI_PEI_LOAD_FILE_PPI mPeiLoadImagePpi = {\r |
b0d803fe | 19 | PeiLoadImageLoadImageWrapper\r |
20 | };\r | |
21 | \r | |
22 | \r | |
fe1e36e5 | 23 | EFI_PEI_PPI_DESCRIPTOR gPpiLoadFilePpiList = {\r |
b0d803fe | 24 | (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r |
25 | &gEfiPeiLoadFilePpiGuid,\r | |
26 | &mPeiLoadImagePpi\r | |
27 | };\r | |
28 | \r | |
b1f6a7c6 | 29 | /**\r |
30 | \r | |
25973fc3 | 31 | Support routine for the PE/COFF Loader that reads a buffer from a PE/COFF file.\r |
32 | The function is used for XIP code to have optimized memory copy.\r | |
b1f6a7c6 | 33 | \r |
34 | @param FileHandle - The handle to the PE/COFF file\r | |
35 | @param FileOffset - The offset, in bytes, into the file to read\r | |
36 | @param ReadSize - The number of bytes to read from the file starting at FileOffset\r | |
37 | @param Buffer - A pointer to the buffer to read the data into.\r | |
38 | \r | |
39 | @return EFI_SUCCESS - ReadSize bytes of data were read into Buffer from the PE/COFF file starting at FileOffset\r | |
40 | \r | |
41 | **/\r | |
b0d803fe | 42 | EFI_STATUS\r |
43 | EFIAPI\r | |
44 | PeiImageRead (\r | |
45 | IN VOID *FileHandle,\r | |
46 | IN UINTN FileOffset,\r | |
ed299e3c | 47 | IN UINTN *ReadSize,\r |
b0d803fe | 48 | OUT VOID *Buffer\r |
49 | )\r | |
b0d803fe | 50 | {\r |
a9bfd802 LG |
51 | CHAR8 *Destination8;\r |
52 | CHAR8 *Source8;\r | |
d1102dba | 53 | \r |
25973fc3 | 54 | Destination8 = Buffer;\r |
55 | Source8 = (CHAR8 *) ((UINTN) FileHandle + FileOffset);\r | |
56 | if (Destination8 != Source8) {\r | |
57 | CopyMem (Destination8, Source8, *ReadSize);\r | |
58 | }\r | |
59 | \r | |
60 | return EFI_SUCCESS;\r | |
61 | }\r | |
62 | \r | |
54ea99a7 | 63 | /**\r |
2048c585 GM |
64 | To check memory usage bit map array to figure out if the memory range the image will be loaded in is available or not. If\r |
65 | memory range is available, the function will mark the corresponding bits to 1 which indicates the memory range is used.\r | |
d1102dba LG |
66 | The function is only invoked when load modules at fixed address feature is enabled.\r |
67 | \r | |
54ea99a7 | 68 | @param Private Pointer to the private data passed in from caller\r |
2048c585 | 69 | @param ImageBase The base address the image will be loaded at.\r |
54ea99a7 | 70 | @param ImageSize The size of the image\r |
d1102dba | 71 | \r |
54ea99a7 | 72 | @retval EFI_SUCCESS The memory range the image will be loaded in is available\r |
73 | @retval EFI_NOT_FOUND The memory range the image will be loaded in is not available\r | |
74 | **/\r | |
75 | EFI_STATUS\r | |
76 | CheckAndMarkFixLoadingMemoryUsageBitMap (\r | |
77 | IN PEI_CORE_INSTANCE *Private,\r | |
78 | IN EFI_PHYSICAL_ADDRESS ImageBase,\r | |
79 | IN UINT32 ImageSize\r | |
80 | )\r | |
81 | {\r | |
82 | UINT32 DxeCodePageNumber;\r | |
83 | UINT64 ReservedCodeSize;\r | |
84 | EFI_PHYSICAL_ADDRESS PeiCodeBase;\r | |
85 | UINT32 BaseOffsetPageNumber;\r | |
86 | UINT32 TopOffsetPageNumber;\r | |
87 | UINT32 Index;\r | |
88 | UINT64 *MemoryUsageBitMap;\r | |
d1102dba | 89 | \r |
54ea99a7 | 90 | \r |
91 | //\r | |
92 | // The reserved code range includes RuntimeCodePage range, Boot time code range and PEI code range.\r | |
93 | //\r | |
94 | DxeCodePageNumber = PcdGet32(PcdLoadFixAddressBootTimeCodePageNumber);\r | |
95 | DxeCodePageNumber += PcdGet32(PcdLoadFixAddressRuntimeCodePageNumber);\r | |
96 | ReservedCodeSize = EFI_PAGES_TO_SIZE(DxeCodePageNumber + PcdGet32(PcdLoadFixAddressPeiCodePageNumber));\r | |
97 | PeiCodeBase = Private->LoadModuleAtFixAddressTopAddress - ReservedCodeSize;\r | |
d1102dba | 98 | \r |
54ea99a7 | 99 | //\r |
100 | // Test the memory range for loading the image in the PEI code range.\r | |
101 | //\r | |
102 | if ((Private->LoadModuleAtFixAddressTopAddress - EFI_PAGES_TO_SIZE(DxeCodePageNumber)) < (ImageBase + ImageSize) ||\r | |
d1102dba LG |
103 | (PeiCodeBase > ImageBase)) {\r |
104 | return EFI_NOT_FOUND;\r | |
54ea99a7 | 105 | }\r |
d1102dba | 106 | \r |
54ea99a7 | 107 | //\r |
108 | // Test if the memory is avalaible or not.\r | |
109 | //\r | |
d1102dba | 110 | MemoryUsageBitMap = Private->PeiCodeMemoryRangeUsageBitMap;\r |
54ea99a7 | 111 | BaseOffsetPageNumber = EFI_SIZE_TO_PAGES((UINT32)(ImageBase - PeiCodeBase));\r |
112 | TopOffsetPageNumber = EFI_SIZE_TO_PAGES((UINT32)(ImageBase + ImageSize - PeiCodeBase));\r | |
113 | for (Index = BaseOffsetPageNumber; Index < TopOffsetPageNumber; Index ++) {\r | |
114 | if ((MemoryUsageBitMap[Index / 64] & LShiftU64(1, (Index % 64))) != 0) {\r | |
115 | //\r | |
116 | // This page is already used.\r | |
117 | //\r | |
d1102dba | 118 | return EFI_NOT_FOUND;\r |
54ea99a7 | 119 | }\r |
120 | }\r | |
d1102dba | 121 | \r |
54ea99a7 | 122 | //\r |
123 | // Being here means the memory range is available. So mark the bits for the memory range\r | |
d1102dba | 124 | //\r |
54ea99a7 | 125 | for (Index = BaseOffsetPageNumber; Index < TopOffsetPageNumber; Index ++) {\r |
126 | MemoryUsageBitMap[Index / 64] |= LShiftU64(1, (Index % 64));\r | |
127 | }\r | |
d1102dba | 128 | return EFI_SUCCESS;\r |
54ea99a7 | 129 | }\r |
130 | /**\r | |
131 | \r | |
2048c585 | 132 | Get the fixed loading address from image header assigned by build tool. This function only be called\r |
54ea99a7 | 133 | when Loading module at Fixed address feature enabled.\r |
134 | \r | |
135 | @param ImageContext Pointer to the image context structure that describes the PE/COFF\r | |
136 | image that needs to be examined by this function.\r | |
137 | @param Private Pointer to the private data passed in from caller\r | |
138 | \r | |
139 | @retval EFI_SUCCESS An fixed loading address is assigned to this image by build tools .\r | |
2048c585 | 140 | @retval EFI_NOT_FOUND The image has no assigned fixed loading address.\r |
b0d803fe | 141 | \r |
54ea99a7 | 142 | **/\r |
143 | EFI_STATUS\r | |
144 | GetPeCoffImageFixLoadingAssignedAddress(\r | |
145 | IN OUT PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext,\r | |
146 | IN PEI_CORE_INSTANCE *Private\r | |
147 | )\r | |
148 | {\r | |
149 | UINTN SectionHeaderOffset;\r | |
150 | EFI_STATUS Status;\r | |
151 | EFI_IMAGE_SECTION_HEADER SectionHeader;\r | |
152 | EFI_IMAGE_OPTIONAL_HEADER_UNION *ImgHdr;\r | |
2048c585 | 153 | EFI_PHYSICAL_ADDRESS FixLoadingAddress;\r |
54ea99a7 | 154 | UINT16 Index;\r |
155 | UINTN Size;\r | |
156 | UINT16 NumberOfSections;\r | |
157 | UINT64 ValueInSectionHeader;\r | |
d1102dba | 158 | \r |
54ea99a7 | 159 | \r |
2048c585 | 160 | FixLoadingAddress = 0;\r |
54ea99a7 | 161 | Status = EFI_NOT_FOUND;\r |
162 | \r | |
163 | //\r | |
164 | // Get PeHeader pointer\r | |
165 | //\r | |
166 | ImgHdr = (EFI_IMAGE_OPTIONAL_HEADER_UNION *)((CHAR8* )ImageContext->Handle + ImageContext->PeCoffHeaderOffset);\r | |
167 | if (ImageContext->IsTeImage) {\r | |
168 | //\r | |
2048c585 | 169 | // for TE image, the fix loading address is saved in first section header that doesn't point\r |
54ea99a7 | 170 | // to code section.\r |
171 | //\r | |
172 | SectionHeaderOffset = sizeof (EFI_TE_IMAGE_HEADER);\r | |
173 | NumberOfSections = ImgHdr->Te.NumberOfSections;\r | |
174 | } else {\r | |
16f69227 HW |
175 | SectionHeaderOffset = ImageContext->PeCoffHeaderOffset +\r |
176 | sizeof (UINT32) +\r | |
177 | sizeof (EFI_IMAGE_FILE_HEADER) +\r | |
178 | ImgHdr->Pe32.FileHeader.SizeOfOptionalHeader;\r | |
54ea99a7 | 179 | NumberOfSections = ImgHdr->Pe32.FileHeader.NumberOfSections;\r |
180 | }\r | |
181 | //\r | |
182 | // Get base address from the first section header that doesn't point to code section.\r | |
183 | //\r | |
184 | for (Index = 0; Index < NumberOfSections; Index++) {\r | |
185 | //\r | |
186 | // Read section header from file\r | |
187 | //\r | |
188 | Size = sizeof (EFI_IMAGE_SECTION_HEADER);\r | |
189 | Status = ImageContext->ImageRead (\r | |
190 | ImageContext->Handle,\r | |
191 | SectionHeaderOffset,\r | |
192 | &Size,\r | |
193 | &SectionHeader\r | |
194 | );\r | |
195 | if (EFI_ERROR (Status)) {\r | |
196 | return Status;\r | |
197 | }\r | |
198 | \r | |
199 | Status = EFI_NOT_FOUND;\r | |
200 | \r | |
201 | if ((SectionHeader.Characteristics & EFI_IMAGE_SCN_CNT_CODE) == 0) {\r | |
202 | //\r | |
203 | // Build tool will save the address in PointerToRelocations & PointerToLineNumbers fields in the first section header\r | |
204 | // that doesn't point to code section in image header, as well as ImageBase field of image header. A notable thing is\r | |
205 | // that for PEIM, the value in ImageBase field may not be equal to the value in PointerToRelocations & PointerToLineNumbers because\r | |
206 | // for XIP PEIM, ImageBase field holds the image base address running on the Flash. And PointerToRelocations & PointerToLineNumbers\r | |
207 | // hold the image base address when it is shadow to the memory. And there is an assumption that when the feature is enabled, if a\r | |
208 | // module is assigned a loading address by tools, PointerToRelocations & PointerToLineNumbers fields should NOT be Zero, or\r | |
2048c585 | 209 | // else, these 2 fields should be set to Zero\r |
54ea99a7 | 210 | //\r |
211 | ValueInSectionHeader = ReadUnaligned64((UINT64*)&SectionHeader.PointerToRelocations);\r | |
212 | if (ValueInSectionHeader != 0) {\r | |
213 | //\r | |
214 | // Found first section header that doesn't point to code section.\r | |
215 | //\r | |
852081fc | 216 | if ((INT64)PcdGet64(PcdLoadModuleAtFixAddressEnable) > 0) {\r |
54ea99a7 | 217 | //\r |
218 | // When LMFA feature is configured as Load Module at Fixed Absolute Address mode, PointerToRelocations & PointerToLineNumbers field\r | |
2048c585 | 219 | // hold the absolute address of image base running in memory\r |
54ea99a7 | 220 | //\r |
2048c585 | 221 | FixLoadingAddress = ValueInSectionHeader;\r |
54ea99a7 | 222 | } else {\r |
223 | //\r | |
224 | // When LMFA feature is configured as Load Module at Fixed offset mode, PointerToRelocations & PointerToLineNumbers field\r | |
225 | // hold the offset relative to a platform-specific top address.\r | |
226 | //\r | |
2048c585 | 227 | FixLoadingAddress = (EFI_PHYSICAL_ADDRESS)(Private->LoadModuleAtFixAddressTopAddress + (INT64)ValueInSectionHeader);\r |
54ea99a7 | 228 | }\r |
229 | //\r | |
2048c585 | 230 | // Check if the memory range is available.\r |
54ea99a7 | 231 | //\r |
2048c585 | 232 | Status = CheckAndMarkFixLoadingMemoryUsageBitMap (Private, FixLoadingAddress, (UINT32) ImageContext->ImageSize);\r |
54ea99a7 | 233 | if (!EFI_ERROR(Status)) {\r |
234 | //\r | |
2048c585 | 235 | // The assigned address is valid. Return the specified loading address\r |
54ea99a7 | 236 | //\r |
2048c585 | 237 | ImageContext->ImageAddress = FixLoadingAddress;\r |
54ea99a7 | 238 | }\r |
239 | }\r | |
240 | break;\r | |
241 | }\r | |
242 | SectionHeaderOffset += sizeof (EFI_IMAGE_SECTION_HEADER);\r | |
243 | }\r | |
2048c585 | 244 | DEBUG ((EFI_D_INFO|EFI_D_LOAD, "LOADING MODULE FIXED INFO: Loading module at fixed address 0x%11p. Status= %r \n", (VOID *)(UINTN)FixLoadingAddress, Status));\r |
54ea99a7 | 245 | return Status;\r |
246 | }\r | |
b1f6a7c6 | 247 | /**\r |
248 | \r | |
249 | Loads and relocates a PE/COFF image into memory.\r | |
341a658f | 250 | If the image is not relocatable, it will not be loaded into memory and be loaded as XIP image.\r |
b1f6a7c6 | 251 | \r |
3d44658c | 252 | @param FileHandle - Pointer to the FFS file header of the image.\r |
b1f6a7c6 | 253 | @param Pe32Data - The base address of the PE/COFF file that is to be loaded and relocated\r |
254 | @param ImageAddress - The base address of the relocated PE/COFF image\r | |
255 | @param ImageSize - The size of the relocated PE/COFF image\r | |
256 | @param EntryPoint - The entry point of the relocated PE/COFF image\r | |
257 | \r | |
258 | @retval EFI_SUCCESS The file was loaded and relocated\r | |
259 | @retval EFI_OUT_OF_RESOURCES There was not enough memory to load and relocate the PE/COFF file\r | |
d1102dba | 260 | @retval EFI_WARN_BUFFER_TOO_SMALL\r |
5d7f3126 LG |
261 | There is not enough heap to allocate the requested size.\r |
262 | This will not prevent the XIP image from being invoked.\r | |
b1f6a7c6 | 263 | \r |
264 | **/\r | |
b0d803fe | 265 | EFI_STATUS\r |
266 | LoadAndRelocatePeCoffImage (\r | |
3d44658c | 267 | IN EFI_PEI_FILE_HANDLE FileHandle,\r |
b0d803fe | 268 | IN VOID *Pe32Data,\r |
269 | OUT EFI_PHYSICAL_ADDRESS *ImageAddress,\r | |
270 | OUT UINT64 *ImageSize,\r | |
271 | OUT EFI_PHYSICAL_ADDRESS *EntryPoint\r | |
272 | )\r | |
b0d803fe | 273 | {\r |
274 | EFI_STATUS Status;\r | |
275 | PE_COFF_LOADER_IMAGE_CONTEXT ImageContext;\r | |
43ada17c | 276 | PEI_CORE_INSTANCE *Private;\r |
935efc21 | 277 | UINT64 AlignImageSize;\r |
5d7f3126 LG |
278 | BOOLEAN IsXipImage;\r |
279 | EFI_STATUS ReturnStatus;\r | |
3d44658c | 280 | BOOLEAN IsS3Boot;\r |
609730ef | 281 | BOOLEAN IsPeiModule;\r |
3d44658c | 282 | BOOLEAN IsRegisterForShadow;\r |
609730ef | 283 | EFI_FV_FILE_INFO FileInfo;\r |
43ada17c | 284 | \r |
285 | Private = PEI_CORE_INSTANCE_FROM_PS_THIS (GetPeiServicesTablePointer ());\r | |
b0d803fe | 286 | \r |
5d7f3126 LG |
287 | ReturnStatus = EFI_SUCCESS;\r |
288 | IsXipImage = FALSE;\r | |
b0d803fe | 289 | ZeroMem (&ImageContext, sizeof (ImageContext));\r |
290 | ImageContext.Handle = Pe32Data;\r | |
40a7b235 | 291 | ImageContext.ImageRead = PeiImageRead;\r |
b0d803fe | 292 | \r |
3d7b0992 | 293 | Status = PeCoffLoaderGetImageInfo (&ImageContext);\r |
b0d803fe | 294 | if (EFI_ERROR (Status)) {\r |
295 | return Status;\r | |
296 | }\r | |
d1102dba | 297 | \r |
3d44658c LG |
298 | //\r |
299 | // Initilize local IsS3Boot and IsRegisterForShadow variable\r | |
300 | //\r | |
301 | IsS3Boot = FALSE;\r | |
302 | if (Private->HobList.HandoffInformationTable->BootMode == BOOT_ON_S3_RESUME) {\r | |
303 | IsS3Boot = TRUE;\r | |
304 | }\r | |
305 | IsRegisterForShadow = FALSE;\r | |
d1102dba | 306 | if ((Private->CurrentFileHandle == FileHandle)\r |
c2c4199b | 307 | && (Private->Fv[Private->CurrentPeimFvCount].PeimState[Private->CurrentPeimCount] == PEIM_STATE_REGISTER_FOR_SHADOW)) {\r |
3d44658c LG |
308 | IsRegisterForShadow = TRUE;\r |
309 | }\r | |
310 | \r | |
5d7f3126 LG |
311 | //\r |
312 | // XIP image that ImageAddress is same to Image handle.\r | |
313 | //\r | |
314 | if (ImageContext.ImageAddress == (EFI_PHYSICAL_ADDRESS)(UINTN) Pe32Data) {\r | |
315 | IsXipImage = TRUE;\r | |
316 | }\r | |
317 | \r | |
609730ef LG |
318 | //\r |
319 | // Get file type first\r | |
320 | //\r | |
321 | Status = PeiServicesFfsGetFileInfo (FileHandle, &FileInfo);\r | |
322 | ASSERT_EFI_ERROR (Status);\r | |
d1102dba | 323 | \r |
609730ef LG |
324 | //\r |
325 | // Check whether the file type is PEI module.\r | |
326 | //\r | |
327 | IsPeiModule = FALSE;\r | |
d1102dba LG |
328 | if (FileInfo.FileType == EFI_FV_FILETYPE_PEI_CORE ||\r |
329 | FileInfo.FileType == EFI_FV_FILETYPE_PEIM ||\r | |
609730ef LG |
330 | FileInfo.FileType == EFI_FV_FILETYPE_COMBINED_PEIM_DRIVER) {\r |
331 | IsPeiModule = TRUE;\r | |
332 | }\r | |
333 | \r | |
b0d803fe | 334 | //\r |
9626a87e LG |
335 | // When Image has no reloc section, it can't be relocated into memory.\r |
336 | //\r | |
609730ef | 337 | if (ImageContext.RelocationsStripped && (Private->PeiMemoryInstalled) && ((!IsPeiModule) ||\r |
3d44658c | 338 | (!IsS3Boot && (PcdGetBool (PcdShadowPeimOnBoot) || IsRegisterForShadow)) || (IsS3Boot && PcdGetBool (PcdShadowPeimOnS3Boot)))) {\r |
54ea99a7 | 339 | DEBUG ((EFI_D_INFO|EFI_D_LOAD, "The image at 0x%08x without reloc section can't be loaded into memory\n", (UINTN) Pe32Data));\r |
9626a87e | 340 | }\r |
414bdfb6 | 341 | \r |
341a658f LG |
342 | //\r |
343 | // Set default base address to current image address.\r | |
344 | //\r | |
345 | ImageContext.ImageAddress = (EFI_PHYSICAL_ADDRESS)(UINTN) Pe32Data;\r | |
54ea99a7 | 346 | \r |
9626a87e | 347 | //\r |
3d44658c LG |
348 | // Allocate Memory for the image when memory is ready, and image is relocatable.\r |
349 | // On normal boot, PcdShadowPeimOnBoot decides whether load PEIM or PeiCore into memory.\r | |
350 | // On S3 boot, PcdShadowPeimOnS3Boot decides whether load PEIM or PeiCore into memory.\r | |
b0d803fe | 351 | //\r |
609730ef | 352 | if ((!ImageContext.RelocationsStripped) && (Private->PeiMemoryInstalled) && ((!IsPeiModule) ||\r |
3d44658c | 353 | (!IsS3Boot && (PcdGetBool (PcdShadowPeimOnBoot) || IsRegisterForShadow)) || (IsS3Boot && PcdGetBool (PcdShadowPeimOnS3Boot)))) {\r |
935efc21 ED |
354 | //\r |
355 | // Allocate more buffer to avoid buffer overflow.\r | |
356 | //\r | |
357 | if (ImageContext.IsTeImage) {\r | |
358 | AlignImageSize = ImageContext.ImageSize + ((EFI_TE_IMAGE_HEADER *) Pe32Data)->StrippedSize - sizeof (EFI_TE_IMAGE_HEADER);\r | |
359 | } else {\r | |
360 | AlignImageSize = ImageContext.ImageSize;\r | |
361 | }\r | |
362 | \r | |
363 | if (ImageContext.SectionAlignment > EFI_PAGE_SIZE) {\r | |
364 | AlignImageSize += ImageContext.SectionAlignment;\r | |
365 | }\r | |
366 | \r | |
5d7f3126 | 367 | if (PcdGet64(PcdLoadModuleAtFixAddressEnable) != 0 && (Private->HobList.HandoffInformationTable->BootMode != BOOT_ON_S3_RESUME)) {\r |
54ea99a7 | 368 | Status = GetPeCoffImageFixLoadingAssignedAddress(&ImageContext, Private);\r |
369 | if (EFI_ERROR (Status)){\r | |
370 | DEBUG ((EFI_D_INFO|EFI_D_LOAD, "LOADING MODULE FIXED ERROR: Failed to load module at fixed address. \n"));\r | |
371 | //\r | |
372 | // The PEIM is not assiged valid address, try to allocate page to load it.\r | |
373 | //\r | |
a0ffd7a9 AB |
374 | Status = PeiServicesAllocatePages (EfiBootServicesCode,\r |
375 | EFI_SIZE_TO_PAGES ((UINT32) AlignImageSize),\r | |
376 | &ImageContext.ImageAddress);\r | |
54ea99a7 | 377 | }\r |
378 | } else {\r | |
a0ffd7a9 AB |
379 | Status = PeiServicesAllocatePages (EfiBootServicesCode,\r |
380 | EFI_SIZE_TO_PAGES ((UINT32) AlignImageSize),\r | |
381 | &ImageContext.ImageAddress);\r | |
54ea99a7 | 382 | }\r |
a0ffd7a9 | 383 | if (!EFI_ERROR (Status)) {\r |
5d7f3126 LG |
384 | //\r |
385 | // Adjust the Image Address to make sure it is section alignment.\r | |
386 | //\r | |
387 | if (ImageContext.SectionAlignment > EFI_PAGE_SIZE) {\r | |
388 | ImageContext.ImageAddress =\r | |
389 | (ImageContext.ImageAddress + ImageContext.SectionAlignment - 1) &\r | |
390 | ~((UINTN)ImageContext.SectionAlignment - 1);\r | |
391 | }\r | |
392 | //\r | |
393 | // Fix alignment requirement when Load IPF TeImage into memory.\r | |
394 | // Skip the reserved space for the stripped PeHeader when load TeImage into memory.\r | |
395 | //\r | |
396 | if (ImageContext.IsTeImage) {\r | |
397 | ImageContext.ImageAddress = ImageContext.ImageAddress +\r | |
398 | ((EFI_TE_IMAGE_HEADER *) Pe32Data)->StrippedSize -\r | |
399 | sizeof (EFI_TE_IMAGE_HEADER);\r | |
400 | }\r | |
401 | } else {\r | |
402 | //\r | |
403 | // No enough memory resource.\r | |
404 | //\r | |
405 | if (IsXipImage) {\r | |
406 | //\r | |
407 | // XIP image can still be invoked.\r | |
408 | //\r | |
409 | ImageContext.ImageAddress = (EFI_PHYSICAL_ADDRESS)(UINTN) Pe32Data;\r | |
410 | ReturnStatus = EFI_WARN_BUFFER_TOO_SMALL;\r | |
411 | } else {\r | |
412 | //\r | |
413 | // Non XIP image can't be loaded because no enough memory is allocated.\r | |
414 | //\r | |
415 | ASSERT (FALSE);\r | |
416 | return EFI_OUT_OF_RESOURCES;\r | |
417 | }\r | |
43ada17c | 418 | }\r |
4e844595 | 419 | }\r |
b0d803fe | 420 | \r |
421 | //\r | |
422 | // Load the image to our new buffer\r | |
423 | //\r | |
3d7b0992 | 424 | Status = PeCoffLoaderLoadImage (&ImageContext);\r |
b0d803fe | 425 | if (EFI_ERROR (Status)) {\r |
63c677e2 LG |
426 | if (ImageContext.ImageError == IMAGE_ERROR_INVALID_SECTION_ALIGNMENT) {\r |
427 | DEBUG ((DEBUG_ERROR, "PEIM Image Address 0x%11p doesn't meet with section alignment 0x%x.\n", (VOID*)(UINTN)ImageContext.ImageAddress, ImageContext.SectionAlignment));\r | |
428 | }\r | |
b0d803fe | 429 | return Status;\r |
430 | }\r | |
431 | //\r | |
432 | // Relocate the image in our new buffer\r | |
433 | //\r | |
3d7b0992 | 434 | Status = PeCoffLoaderRelocateImage (&ImageContext);\r |
b0d803fe | 435 | if (EFI_ERROR (Status)) {\r |
436 | return Status;\r | |
437 | }\r | |
438 | \r | |
439 | //\r | |
440 | // Flush the instruction cache so the image data is written before we execute it\r | |
441 | //\r | |
5d7f3126 | 442 | if (ImageContext.ImageAddress != (EFI_PHYSICAL_ADDRESS)(UINTN) Pe32Data) {\r |
43ada17c | 443 | InvalidateInstructionCacheRange ((VOID *)(UINTN)ImageContext.ImageAddress, (UINTN)ImageContext.ImageSize);\r |
444 | }\r | |
b0d803fe | 445 | \r |
446 | *ImageAddress = ImageContext.ImageAddress;\r | |
447 | *ImageSize = ImageContext.ImageSize;\r | |
448 | *EntryPoint = ImageContext.EntryPoint;\r | |
449 | \r | |
5d7f3126 | 450 | return ReturnStatus;\r |
b0d803fe | 451 | }\r |
452 | \r | |
b1f6a7c6 | 453 | /**\r |
54ea99a7 | 454 | Loads a PEIM into memory for subsequent execution. If there are compressed\r |
455 | images or images that need to be relocated into memory for performance reasons,\r | |
ed299e3c | 456 | this service performs that transformation.\r |
b1f6a7c6 | 457 | \r |
ed299e3c | 458 | @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation\r |
b1f6a7c6 | 459 | @param FileHandle Pointer to the FFS file header of the image.\r |
460 | @param ImageAddressArg Pointer to PE/TE image.\r | |
461 | @param ImageSizeArg Size of PE/TE image.\r | |
462 | @param EntryPoint Pointer to entry point of specified image file for output.\r | |
463 | @param AuthenticationState - Pointer to attestation authentication state of image.\r | |
464 | \r | |
ed299e3c LG |
465 | @retval EFI_SUCCESS Image is successfully loaded.\r |
466 | @retval EFI_NOT_FOUND Fail to locate necessary PPI.\r | |
467 | @retval EFI_UNSUPPORTED Image Machine Type is not supported.\r | |
d1102dba | 468 | @retval EFI_WARN_BUFFER_TOO_SMALL\r |
5d7f3126 LG |
469 | There is not enough heap to allocate the requested size.\r |
470 | This will not prevent the XIP image from being invoked.\r | |
b1f6a7c6 | 471 | \r |
472 | **/\r | |
b0d803fe | 473 | EFI_STATUS\r |
474 | PeiLoadImageLoadImage (\r | |
284c8400 | 475 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
b0d803fe | 476 | IN EFI_PEI_FILE_HANDLE FileHandle,\r |
477 | OUT EFI_PHYSICAL_ADDRESS *ImageAddressArg, OPTIONAL\r | |
478 | OUT UINT64 *ImageSizeArg, OPTIONAL\r | |
479 | OUT EFI_PHYSICAL_ADDRESS *EntryPoint,\r | |
480 | OUT UINT32 *AuthenticationState\r | |
481 | )\r | |
192f6d4c | 482 | {\r |
483 | EFI_STATUS Status;\r | |
484 | VOID *Pe32Data;\r | |
192f6d4c | 485 | EFI_PHYSICAL_ADDRESS ImageAddress;\r |
486 | UINT64 ImageSize;\r | |
487 | EFI_PHYSICAL_ADDRESS ImageEntryPoint;\r | |
192f6d4c | 488 | UINT16 Machine;\r |
3076397e | 489 | EFI_SECTION_TYPE SearchType1;\r |
490 | EFI_SECTION_TYPE SearchType2;\r | |
192f6d4c | 491 | \r |
3d7b0992 LG |
492 | *EntryPoint = 0;\r |
493 | ImageSize = 0;\r | |
b0d803fe | 494 | *AuthenticationState = 0;\r |
192f6d4c | 495 | \r |
3076397e | 496 | if (FeaturePcdGet (PcdPeiCoreImageLoaderSearchTeSectionFirst)) {\r |
497 | SearchType1 = EFI_SECTION_TE;\r | |
498 | SearchType2 = EFI_SECTION_PE32;\r | |
499 | } else {\r | |
500 | SearchType1 = EFI_SECTION_PE32;\r | |
501 | SearchType2 = EFI_SECTION_TE;\r | |
502 | }\r | |
1b620adb | 503 | \r |
192f6d4c | 504 | //\r |
54ea99a7 | 505 | // Try to find a first exe section (if PcdPeiCoreImageLoaderSearchTeSectionFirst\r |
3076397e | 506 | // is true, TE will be searched first).\r |
192f6d4c | 507 | //\r |
c7935105 | 508 | Status = PeiServicesFfsFindSectionData3 (\r |
3076397e | 509 | SearchType1,\r |
c7935105 | 510 | 0,\r |
b0d803fe | 511 | FileHandle,\r |
c7935105 SZ |
512 | &Pe32Data,\r |
513 | AuthenticationState\r | |
192f6d4c | 514 | );\r |
515 | //\r | |
3076397e | 516 | // If we didn't find a first exe section, try to find the second exe section.\r |
192f6d4c | 517 | //\r |
518 | if (EFI_ERROR (Status)) {\r | |
c7935105 | 519 | Status = PeiServicesFfsFindSectionData3 (\r |
3076397e | 520 | SearchType2,\r |
c7935105 | 521 | 0,\r |
b0d803fe | 522 | FileHandle,\r |
c7935105 SZ |
523 | &Pe32Data,\r |
524 | AuthenticationState\r | |
192f6d4c | 525 | );\r |
b0d803fe | 526 | if (EFI_ERROR (Status)) {\r |
192f6d4c | 527 | //\r |
c7935105 | 528 | // PEI core only carry the loader function for TE and PE32 executables\r |
b0d803fe | 529 | // If this two section does not exist, just return.\r |
192f6d4c | 530 | //\r |
b0d803fe | 531 | return Status;\r |
532 | }\r | |
533 | }\r | |
54ea99a7 | 534 | \r |
63c677e2 LG |
535 | DEBUG ((DEBUG_INFO, "Loading PEIM %g\n", FileHandle));\r |
536 | \r | |
43ada17c | 537 | //\r |
538 | // If memory is installed, perform the shadow operations\r | |
539 | //\r | |
540 | Status = LoadAndRelocatePeCoffImage (\r | |
3d44658c | 541 | FileHandle,\r |
43ada17c | 542 | Pe32Data,\r |
543 | &ImageAddress,\r | |
544 | &ImageSize,\r | |
545 | &ImageEntryPoint\r | |
546 | );\r | |
192f6d4c | 547 | \r |
43ada17c | 548 | ASSERT_EFI_ERROR (Status);\r |
3d7b0992 | 549 | \r |
43ada17c | 550 | \r |
551 | if (EFI_ERROR (Status)) {\r | |
552 | return Status;\r | |
192f6d4c | 553 | }\r |
43ada17c | 554 | \r |
555 | //\r | |
556 | // Got the entry point from the loaded Pe32Data\r | |
557 | //\r | |
558 | Pe32Data = (VOID *) ((UINTN) ImageAddress);\r | |
559 | *EntryPoint = ImageEntryPoint;\r | |
54ea99a7 | 560 | \r |
3d7b0992 | 561 | Machine = PeCoffLoaderGetMachineType (Pe32Data);\r |
54ea99a7 | 562 | \r |
192f6d4c | 563 | if (!EFI_IMAGE_MACHINE_TYPE_SUPPORTED (Machine)) {\r |
8c519a56 | 564 | if (!EFI_IMAGE_MACHINE_CROSS_TYPE_SUPPORTED (Machine)) {\r |
565 | return EFI_UNSUPPORTED;\r | |
566 | }\r | |
192f6d4c | 567 | }\r |
568 | \r | |
b0d803fe | 569 | if (ImageAddressArg != NULL) {\r |
570 | *ImageAddressArg = ImageAddress;\r | |
571 | }\r | |
572 | \r | |
573 | if (ImageSizeArg != NULL) {\r | |
574 | *ImageSizeArg = ImageSize;\r | |
575 | }\r | |
54ea99a7 | 576 | \r |
192f6d4c | 577 | DEBUG_CODE_BEGIN ();\r |
3d7b0992 | 578 | CHAR8 *AsciiString;\r |
77a750a5 | 579 | CHAR8 EfiFileName[512];\r |
3d7b0992 | 580 | INT32 Index;\r |
77a750a5 | 581 | INT32 StartIndex;\r |
e98cd821 LG |
582 | \r |
583 | //\r | |
584 | // Print debug message: Loading PEIM at 0x12345678 EntryPoint=0x12345688 Driver.efi\r | |
585 | //\r | |
7cf02714 | 586 | if (Machine != EFI_IMAGE_MACHINE_IA64) {\r |
91136124 | 587 | DEBUG ((EFI_D_INFO | EFI_D_LOAD, "Loading PEIM at 0x%11p EntryPoint=0x%11p ", (VOID *)(UINTN)ImageAddress, (VOID *)(UINTN)*EntryPoint));\r |
e98cd821 LG |
588 | } else {\r |
589 | //\r | |
590 | // For IPF Image, the real entry point should be print.\r | |
591 | //\r | |
91136124 | 592 | DEBUG ((EFI_D_INFO | EFI_D_LOAD, "Loading PEIM at 0x%11p EntryPoint=0x%11p ", (VOID *)(UINTN)ImageAddress, (VOID *)(UINTN)(*(UINT64 *)(UINTN)*EntryPoint)));\r |
e98cd821 | 593 | }\r |
54ea99a7 | 594 | \r |
e98cd821 LG |
595 | //\r |
596 | // Print Module Name by PeImage PDB file name.\r | |
597 | //\r | |
3d7b0992 | 598 | AsciiString = PeCoffLoaderGetPdbPointer (Pe32Data);\r |
54ea99a7 | 599 | \r |
3d7b0992 | 600 | if (AsciiString != NULL) {\r |
77a750a5 LG |
601 | StartIndex = 0;\r |
602 | for (Index = 0; AsciiString[Index] != 0; Index++) {\r | |
1e21413c | 603 | if (AsciiString[Index] == '\\' || AsciiString[Index] == '/') {\r |
77a750a5 | 604 | StartIndex = Index + 1;\r |
3d7b0992 | 605 | }\r |
192f6d4c | 606 | }\r |
192f6d4c | 607 | \r |
77a750a5 LG |
608 | //\r |
609 | // Copy the PDB file name to our temporary string, and replace .pdb with .efi\r | |
610 | // The PDB file name is limited in the range of 0~511.\r | |
611 | // If the length is bigger than 511, trim the redudant characters to avoid overflow in array boundary.\r | |
612 | //\r | |
613 | for (Index = 0; Index < sizeof (EfiFileName) - 4; Index++) {\r | |
614 | EfiFileName[Index] = AsciiString[Index + StartIndex];\r | |
615 | if (EfiFileName[Index] == 0) {\r | |
616 | EfiFileName[Index] = '.';\r | |
617 | }\r | |
618 | if (EfiFileName[Index] == '.') {\r | |
619 | EfiFileName[Index + 1] = 'e';\r | |
620 | EfiFileName[Index + 2] = 'f';\r | |
621 | EfiFileName[Index + 3] = 'i';\r | |
622 | EfiFileName[Index + 4] = 0;\r | |
623 | break;\r | |
192f6d4c | 624 | }\r |
625 | }\r | |
77a750a5 LG |
626 | \r |
627 | if (Index == sizeof (EfiFileName) - 4) {\r | |
628 | EfiFileName[Index] = 0;\r | |
629 | }\r | |
630 | \r | |
631 | DEBUG ((EFI_D_INFO | EFI_D_LOAD, "%a", EfiFileName));\r | |
192f6d4c | 632 | }\r |
3d7b0992 | 633 | \r |
192f6d4c | 634 | DEBUG_CODE_END ();\r |
635 | \r | |
636 | DEBUG ((EFI_D_INFO | EFI_D_LOAD, "\n"));\r | |
637 | \r | |
638 | return EFI_SUCCESS;\r | |
b0d803fe | 639 | \r |
640 | }\r | |
641 | \r | |
642 | \r | |
b1f6a7c6 | 643 | /**\r |
644 | The wrapper function of PeiLoadImageLoadImage().\r | |
645 | \r | |
646 | @param This - Pointer to EFI_PEI_LOAD_FILE_PPI.\r | |
647 | @param FileHandle - Pointer to the FFS file header of the image.\r | |
648 | @param ImageAddressArg - Pointer to PE/TE image.\r | |
649 | @param ImageSizeArg - Size of PE/TE image.\r | |
650 | @param EntryPoint - Pointer to entry point of specified image file for output.\r | |
651 | @param AuthenticationState - Pointer to attestation authentication state of image.\r | |
652 | \r | |
653 | @return Status of PeiLoadImageLoadImage().\r | |
654 | \r | |
655 | **/\r | |
b0d803fe | 656 | EFI_STATUS\r |
657 | EFIAPI\r | |
658 | PeiLoadImageLoadImageWrapper (\r | |
659 | IN CONST EFI_PEI_LOAD_FILE_PPI *This,\r | |
660 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
661 | OUT EFI_PHYSICAL_ADDRESS *ImageAddressArg, OPTIONAL\r | |
662 | OUT UINT64 *ImageSizeArg, OPTIONAL\r | |
663 | OUT EFI_PHYSICAL_ADDRESS *EntryPoint,\r | |
664 | OUT UINT32 *AuthenticationState\r | |
665 | )\r | |
b0d803fe | 666 | {\r |
667 | return PeiLoadImageLoadImage (\r | |
668 | GetPeiServicesTablePointer (),\r | |
669 | FileHandle,\r | |
670 | ImageAddressArg,\r | |
671 | ImageSizeArg,\r | |
672 | EntryPoint,\r | |
673 | AuthenticationState\r | |
674 | );\r | |
192f6d4c | 675 | }\r |
b0d803fe | 676 | \r |
341a658f LG |
677 | /**\r |
678 | Check whether the input image has the relocation.\r | |
679 | \r | |
680 | @param Pe32Data Pointer to the PE/COFF or TE image.\r | |
681 | \r | |
682 | @retval TRUE Relocation is stripped.\r | |
683 | @retval FALSE Relocation is not stripped.\r | |
684 | \r | |
685 | **/\r | |
686 | BOOLEAN\r | |
687 | RelocationIsStrip (\r | |
688 | IN VOID *Pe32Data\r | |
689 | )\r | |
690 | {\r | |
691 | EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr;\r | |
692 | EFI_IMAGE_DOS_HEADER *DosHdr;\r | |
693 | \r | |
694 | ASSERT (Pe32Data != NULL);\r | |
695 | \r | |
696 | DosHdr = (EFI_IMAGE_DOS_HEADER *)Pe32Data;\r | |
697 | if (DosHdr->e_magic == EFI_IMAGE_DOS_SIGNATURE) {\r | |
698 | //\r | |
699 | // DOS image header is present, so read the PE header after the DOS image header.\r | |
700 | //\r | |
701 | Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *)((UINTN) Pe32Data + (UINTN) ((DosHdr->e_lfanew) & 0x0ffff));\r | |
702 | } else {\r | |
703 | //\r | |
704 | // DOS image header is not present, so PE header is at the image base.\r | |
705 | //\r | |
706 | Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *)Pe32Data;\r | |
707 | }\r | |
708 | \r | |
709 | //\r | |
710 | // Three cases with regards to relocations:\r | |
711 | // - Image has base relocs, RELOCS_STRIPPED==0 => image is relocatable\r | |
712 | // - Image has no base relocs, RELOCS_STRIPPED==1 => Image is not relocatable\r | |
713 | // - Image has no base relocs, RELOCS_STRIPPED==0 => Image is relocatable but\r | |
714 | // has no base relocs to apply\r | |
715 | // Obviously having base relocations with RELOCS_STRIPPED==1 is invalid.\r | |
716 | //\r | |
717 | // Look at the file header to determine if relocations have been stripped, and\r | |
718 | // save this info in the image context for later use.\r | |
719 | //\r | |
720 | if (Hdr.Te->Signature == EFI_TE_IMAGE_HEADER_SIGNATURE) {\r | |
721 | if ((Hdr.Te->DataDirectory[0].Size == 0) && (Hdr.Te->DataDirectory[0].VirtualAddress == 0)) {\r | |
722 | return TRUE;\r | |
723 | } else {\r | |
724 | return FALSE;\r | |
725 | }\r | |
726 | } else if (Hdr.Pe32->Signature == EFI_IMAGE_NT_SIGNATURE) {\r | |
727 | if ((Hdr.Pe32->FileHeader.Characteristics & EFI_IMAGE_FILE_RELOCS_STRIPPED) != 0) {\r | |
728 | return TRUE;\r | |
729 | } else {\r | |
730 | return FALSE;\r | |
731 | }\r | |
732 | }\r | |
733 | \r | |
734 | return FALSE;\r | |
735 | }\r | |
736 | \r | |
b1f6a7c6 | 737 | /**\r |
ed299e3c | 738 | Routine to load image file for subsequent execution by LoadFile Ppi.\r |
54ea99a7 | 739 | If any LoadFile Ppi is not found, the build-in support function for the PE32+/TE\r |
ed299e3c | 740 | XIP image format is used.\r |
b1f6a7c6 | 741 | \r |
ed299e3c LG |
742 | @param PeiServices - An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation\r |
743 | @param FileHandle - Pointer to the FFS file header of the image.\r | |
341a658f | 744 | @param PeimState - The dispatch state of the input PEIM handle.\r |
ed299e3c LG |
745 | @param EntryPoint - Pointer to entry point of specified image file for output.\r |
746 | @param AuthenticationState - Pointer to attestation authentication state of image.\r | |
b1f6a7c6 | 747 | \r |
ed299e3c LG |
748 | @retval EFI_SUCCESS - Image is successfully loaded.\r |
749 | @retval EFI_NOT_FOUND - Fail to locate necessary PPI\r | |
750 | @retval Others - Fail to load file.\r | |
b1f6a7c6 | 751 | \r |
752 | **/\r | |
b0d803fe | 753 | EFI_STATUS\r |
754 | PeiLoadImage (\r | |
6c7a807a | 755 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
b0d803fe | 756 | IN EFI_PEI_FILE_HANDLE FileHandle,\r |
341a658f | 757 | IN UINT8 PeimState,\r |
b0d803fe | 758 | OUT EFI_PHYSICAL_ADDRESS *EntryPoint,\r |
759 | OUT UINT32 *AuthenticationState\r | |
760 | )\r | |
b0d803fe | 761 | {\r |
762 | EFI_STATUS PpiStatus;\r | |
763 | EFI_STATUS Status;\r | |
764 | UINTN Index;\r | |
765 | EFI_PEI_LOAD_FILE_PPI *LoadFile;\r | |
766 | EFI_PHYSICAL_ADDRESS ImageAddress;\r | |
767 | UINT64 ImageSize;\r | |
341a658f | 768 | BOOLEAN IsStrip;\r |
b0d803fe | 769 | \r |
341a658f | 770 | IsStrip = FALSE;\r |
b0d803fe | 771 | //\r |
772 | // If any instances of PEI_LOAD_FILE_PPI are installed, they are called.\r | |
773 | // one at a time, until one reports EFI_SUCCESS.\r | |
774 | //\r | |
775 | Index = 0;\r | |
776 | do {\r | |
777 | PpiStatus = PeiServicesLocatePpi (\r | |
778 | &gEfiPeiLoadFilePpiGuid,\r | |
779 | Index,\r | |
780 | NULL,\r | |
781 | (VOID **)&LoadFile\r | |
782 | );\r | |
783 | if (!EFI_ERROR (PpiStatus)) {\r | |
784 | Status = LoadFile->LoadFile (\r | |
54ea99a7 | 785 | LoadFile,\r |
786 | FileHandle,\r | |
787 | &ImageAddress,\r | |
b0d803fe | 788 | &ImageSize,\r |
789 | EntryPoint,\r | |
790 | AuthenticationState\r | |
791 | );\r | |
5d7f3126 | 792 | if (!EFI_ERROR (Status) || Status == EFI_WARN_BUFFER_TOO_SMALL) {\r |
341a658f LG |
793 | //\r |
794 | // The shadowed PEIM must be relocatable.\r | |
795 | //\r | |
c2c4199b | 796 | if (PeimState == PEIM_STATE_REGISTER_FOR_SHADOW) {\r |
341a658f LG |
797 | IsStrip = RelocationIsStrip ((VOID *) (UINTN) ImageAddress);\r |
798 | ASSERT (!IsStrip);\r | |
799 | if (IsStrip) {\r | |
800 | return EFI_UNSUPPORTED;\r | |
801 | }\r | |
802 | }\r | |
803 | \r | |
db0b7ad5 LG |
804 | //\r |
805 | // The image to be started must have the machine type supported by PeiCore.\r | |
806 | //\r | |
807 | ASSERT (EFI_IMAGE_MACHINE_TYPE_SUPPORTED (PeCoffLoaderGetMachineType ((VOID *) (UINTN) ImageAddress)));\r | |
919df8e6 | 808 | if (!EFI_IMAGE_MACHINE_TYPE_SUPPORTED (PeCoffLoaderGetMachineType ((VOID *) (UINTN) ImageAddress))) {\r |
919df8e6 LG |
809 | return EFI_UNSUPPORTED;\r |
810 | }\r | |
5d7f3126 | 811 | return EFI_SUCCESS;\r |
b0d803fe | 812 | }\r |
813 | }\r | |
814 | Index++;\r | |
815 | } while (!EFI_ERROR (PpiStatus));\r | |
816 | \r | |
8c519a56 | 817 | return PpiStatus;\r |
b0d803fe | 818 | }\r |
819 | \r | |
820 | \r | |
b1f6a7c6 | 821 | /**\r |
b0d803fe | 822 | \r |
ed299e3c LG |
823 | Install Pei Load File PPI.\r |
824 | \r | |
825 | \r | |
826 | @param PrivateData - Pointer to PEI_CORE_INSTANCE.\r | |
827 | @param OldCoreData - Pointer to PEI_CORE_INSTANCE.\r | |
b0d803fe | 828 | \r |
b1f6a7c6 | 829 | **/\r |
830 | VOID\r | |
831 | InitializeImageServices (\r | |
832 | IN PEI_CORE_INSTANCE *PrivateData,\r | |
833 | IN PEI_CORE_INSTANCE *OldCoreData\r | |
834 | )\r | |
b0d803fe | 835 | {\r |
b0d803fe | 836 | if (OldCoreData == NULL) {\r |
837 | //\r | |
838 | // The first time we are XIP (running from FLASH). We need to remember the\r | |
839 | // FLASH address so we can reinstall the memory version that runs faster\r | |
840 | //\r | |
841 | PrivateData->XipLoadFile = &gPpiLoadFilePpiList;\r | |
842 | PeiServicesInstallPpi (PrivateData->XipLoadFile);\r | |
843 | } else {\r | |
844 | //\r | |
54ea99a7 | 845 | // 2nd time we are running from memory so replace the XIP version with the\r |
846 | // new memory version.\r | |
b0d803fe | 847 | //\r |
54ea99a7 | 848 | PeiServicesReInstallPpi (PrivateData->XipLoadFile, &gPpiLoadFilePpiList);\r |
b0d803fe | 849 | }\r |
850 | }\r | |
851 | \r | |
852 | \r | |
853 | \r | |
341a658f | 854 | \r |