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1/** @file\r
2 Pei Core Main Entry Point\r
3 \r
4Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>\r
5This program and the accompanying materials\r
6are licensed and made available under the terms and conditions of the BSD License\r
7which accompanies this distribution. The full text of the license may be found at\r
8http://opensource.org/licenses/bsd-license.php\r
9\r
10THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
11WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
12\r
13**/\r
14\r
15#include "PeiMain.h"\r
16\r
17EFI_PEI_PPI_DESCRIPTOR mMemoryDiscoveredPpi = {\r
18 (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r
19 &gEfiPeiMemoryDiscoveredPpiGuid,\r
20 NULL\r
21};\r
22\r
23///\r
24/// Pei service instance\r
25///\r
26EFI_PEI_SERVICES gPs = {\r
27 {\r
28 PEI_SERVICES_SIGNATURE,\r
29 PEI_SERVICES_REVISION,\r
30 sizeof (EFI_PEI_SERVICES),\r
31 0,\r
32 0\r
33 },\r
34 PeiInstallPpi,\r
35 PeiReInstallPpi,\r
36 PeiLocatePpi,\r
37 PeiNotifyPpi,\r
38\r
39 PeiGetBootMode,\r
40 PeiSetBootMode,\r
41\r
42 PeiGetHobList,\r
43 PeiCreateHob,\r
44\r
45 PeiFfsFindNextVolume,\r
46 PeiFfsFindNextFile,\r
47 PeiFfsFindSectionData,\r
48\r
49 PeiInstallPeiMemory, \r
50 PeiAllocatePages,\r
51 PeiAllocatePool,\r
52 (EFI_PEI_COPY_MEM)CopyMem,\r
53 (EFI_PEI_SET_MEM)SetMem,\r
54\r
55 PeiReportStatusCode,\r
56 PeiResetSystem,\r
57\r
58 &gPeiDefaultCpuIoPpi,\r
59 &gPeiDefaultPciCfg2Ppi,\r
60\r
61 PeiFfsFindFileByName,\r
62 PeiFfsGetFileInfo,\r
63 PeiFfsGetVolumeInfo,\r
64 PeiRegisterForShadow,\r
65 PeiFfsFindSectionData3,\r
66 PeiFfsGetFileInfo2,\r
67 PeiResetSystem2\r
68};\r
69\r
70/**\r
71 Shadow PeiCore module from flash to installed memory.\r
72 \r
73 @param PrivateData PeiCore's private data structure\r
74\r
75 @return PeiCore function address after shadowing.\r
76**/\r
77PEICORE_FUNCTION_POINTER\r
78ShadowPeiCore (\r
79 IN PEI_CORE_INSTANCE *PrivateData\r
80 )\r
81{\r
82 EFI_PEI_FILE_HANDLE PeiCoreFileHandle;\r
83 EFI_PHYSICAL_ADDRESS EntryPoint;\r
84 EFI_STATUS Status;\r
85 UINT32 AuthenticationState;\r
86\r
87 PeiCoreFileHandle = NULL;\r
88\r
89 //\r
90 // Find the PEI Core in the BFV\r
91 //\r
92 Status = PrivateData->Fv[0].FvPpi->FindFileByType (\r
93 PrivateData->Fv[0].FvPpi,\r
94 EFI_FV_FILETYPE_PEI_CORE,\r
95 PrivateData->Fv[0].FvHandle,\r
96 &PeiCoreFileHandle\r
97 );\r
98 ASSERT_EFI_ERROR (Status);\r
99\r
100 //\r
101 // Shadow PEI Core into memory so it will run faster\r
102 //\r
103 Status = PeiLoadImage (\r
104 GetPeiServicesTablePointer (),\r
105 *((EFI_PEI_FILE_HANDLE*)&PeiCoreFileHandle),\r
106 PEIM_STATE_REGISITER_FOR_SHADOW,\r
107 &EntryPoint,\r
108 &AuthenticationState\r
109 );\r
110 ASSERT_EFI_ERROR (Status);\r
111\r
112 //\r
113 // Compute the PeiCore's function address after shaowed PeiCore.\r
114 // _ModuleEntryPoint is PeiCore main function entry\r
115 //\r
116 return (PEICORE_FUNCTION_POINTER)((UINTN) EntryPoint + (UINTN) PeiCore - (UINTN) _ModuleEntryPoint);\r
117}\r
118\r
119/**\r
120 This routine is invoked by main entry of PeiMain module during transition\r
121 from SEC to PEI. After switching stack in the PEI core, it will restart\r
122 with the old core data.\r
123\r
124 @param SecCoreDataPtr Points to a data structure containing information about the PEI core's operating\r
125 environment, such as the size and location of temporary RAM, the stack location and\r
126 the BFV location.\r
127 @param PpiList Points to a list of one or more PPI descriptors to be installed initially by the PEI core.\r
128 An empty PPI list consists of a single descriptor with the end-tag\r
129 EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST. As part of its initialization\r
130 phase, the PEI Foundation will add these SEC-hosted PPIs to its PPI database such\r
131 that both the PEI Foundation and any modules can leverage the associated service\r
132 calls and/or code in these early PPIs\r
133 @param Data Pointer to old core data that is used to initialize the\r
134 core's data areas.\r
135 If NULL, it is first PeiCore entering.\r
136\r
137**/\r
138VOID\r
139EFIAPI\r
140PeiCore (\r
141 IN CONST EFI_SEC_PEI_HAND_OFF *SecCoreDataPtr,\r
142 IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList,\r
143 IN VOID *Data\r
144 )\r
145{\r
146 PEI_CORE_INSTANCE PrivateData;\r
147 EFI_SEC_PEI_HAND_OFF *SecCoreData;\r
148 EFI_SEC_PEI_HAND_OFF NewSecCoreData;\r
149 EFI_STATUS Status;\r
150 PEI_CORE_TEMP_POINTERS TempPtr;\r
151 PEI_CORE_INSTANCE *OldCoreData;\r
152 EFI_PEI_CPU_IO_PPI *CpuIo;\r
153 EFI_PEI_PCI_CFG2_PPI *PciCfg;\r
154 EFI_HOB_HANDOFF_INFO_TABLE *HandoffInformationTable;\r
155 EFI_PEI_TEMPORARY_RAM_DONE_PPI *TemporaryRamDonePpi;\r
156 UINTN Index;\r
157 \r
158 //\r
159 // Retrieve context passed into PEI Core\r
160 //\r
161 OldCoreData = (PEI_CORE_INSTANCE *) Data;\r
162 SecCoreData = (EFI_SEC_PEI_HAND_OFF *) SecCoreDataPtr;\r
163\r
164 //\r
165 // Perform PEI Core phase specific actions.\r
166 //\r
167 if (OldCoreData == NULL) {\r
168 //\r
169 // If OldCoreData is NULL, means current is the first entry into the PEI Core before memory is available.\r
170 //\r
171 ZeroMem (&PrivateData, sizeof (PEI_CORE_INSTANCE));\r
172 PrivateData.Signature = PEI_CORE_HANDLE_SIGNATURE;\r
173 CopyMem (&PrivateData.ServiceTableShadow, &gPs, sizeof (gPs));\r
174 } else {\r
175 //\r
176 // Memory is available to the PEI Core. See if the PEI Core has been shadowed to memory yet.\r
177 //\r
178 if (OldCoreData->ShadowedPeiCore == NULL) {\r
179 //\r
180 // Fixup the PeiCore's private data\r
181 //\r
182 OldCoreData->Ps = &OldCoreData->ServiceTableShadow;\r
183 OldCoreData->CpuIo = &OldCoreData->ServiceTableShadow.CpuIo;\r
184 if (OldCoreData->HeapOffsetPositive) {\r
185 OldCoreData->HobList.Raw = (VOID *)(OldCoreData->HobList.Raw + OldCoreData->HeapOffset);\r
186 OldCoreData->UnknownFvInfo = (PEI_CORE_UNKNOW_FORMAT_FV_INFO *) ((UINT8 *) OldCoreData->UnknownFvInfo + OldCoreData->HeapOffset);\r
187 OldCoreData->CurrentFvFileHandles = (EFI_PEI_FILE_HANDLE *) ((UINT8 *) OldCoreData->CurrentFvFileHandles + OldCoreData->HeapOffset);\r
188 OldCoreData->PpiData.PpiListPtrs = (PEI_PPI_LIST_POINTERS *) ((UINT8 *) OldCoreData->PpiData.PpiListPtrs + OldCoreData->HeapOffset);\r
189 OldCoreData->Fv = (PEI_CORE_FV_HANDLE *) ((UINT8 *) OldCoreData->Fv + OldCoreData->HeapOffset);\r
190 for (Index = 0; Index < PcdGet32 (PcdPeiCoreMaxFvSupported); Index ++) {\r
191 OldCoreData->Fv[Index].PeimState = (UINT8 *) OldCoreData->Fv[Index].PeimState + OldCoreData->HeapOffset;\r
192 OldCoreData->Fv[Index].FvFileHandles = (EFI_PEI_FILE_HANDLE *) ((UINT8 *) OldCoreData->Fv[Index].FvFileHandles + OldCoreData->HeapOffset);\r
193 }\r
194 OldCoreData->FileGuid = (EFI_GUID *) ((UINT8 *) OldCoreData->FileGuid + OldCoreData->HeapOffset);\r
195 OldCoreData->FileHandles = (EFI_PEI_FILE_HANDLE *) ((UINT8 *) OldCoreData->FileHandles + OldCoreData->HeapOffset);\r
196 } else {\r
197 OldCoreData->HobList.Raw = (VOID *)(OldCoreData->HobList.Raw - OldCoreData->HeapOffset);\r
198 OldCoreData->UnknownFvInfo = (PEI_CORE_UNKNOW_FORMAT_FV_INFO *) ((UINT8 *) OldCoreData->UnknownFvInfo - OldCoreData->HeapOffset);\r
199 OldCoreData->CurrentFvFileHandles = (EFI_PEI_FILE_HANDLE *) ((UINT8 *) OldCoreData->CurrentFvFileHandles - OldCoreData->HeapOffset);\r
200 OldCoreData->PpiData.PpiListPtrs = (PEI_PPI_LIST_POINTERS *) ((UINT8 *) OldCoreData->PpiData.PpiListPtrs - OldCoreData->HeapOffset);\r
201 OldCoreData->Fv = (PEI_CORE_FV_HANDLE *) ((UINT8 *) OldCoreData->Fv - OldCoreData->HeapOffset);\r
202 for (Index = 0; Index < PcdGet32 (PcdPeiCoreMaxFvSupported); Index ++) {\r
203 OldCoreData->Fv[Index].PeimState = (UINT8 *) OldCoreData->Fv[Index].PeimState - OldCoreData->HeapOffset;\r
204 OldCoreData->Fv[Index].FvFileHandles = (EFI_PEI_FILE_HANDLE *) ((UINT8 *) OldCoreData->Fv[Index].FvFileHandles - OldCoreData->HeapOffset);\r
205 }\r
206 OldCoreData->FileGuid = (EFI_GUID *) ((UINT8 *) OldCoreData->FileGuid - OldCoreData->HeapOffset);\r
207 OldCoreData->FileHandles = (EFI_PEI_FILE_HANDLE *) ((UINT8 *) OldCoreData->FileHandles - OldCoreData->HeapOffset);\r
208 }\r
209\r
210 //\r
211 // Initialize libraries that the PEI Core is linked against\r
212 //\r
213 ProcessLibraryConstructorList (NULL, (CONST EFI_PEI_SERVICES **)&OldCoreData->Ps);\r
214 \r
215 //\r
216 // Fixup for PeiService's address\r
217 //\r
218 SetPeiServicesTablePointer ((CONST EFI_PEI_SERVICES **)&OldCoreData->Ps);\r
219\r
220 //\r
221 // Update HandOffHob for new installed permanent memory\r
222 //\r
223 HandoffInformationTable = OldCoreData->HobList.HandoffInformationTable;\r
224 if (OldCoreData->HeapOffsetPositive) {\r
225 HandoffInformationTable->EfiEndOfHobList = HandoffInformationTable->EfiEndOfHobList + OldCoreData->HeapOffset;\r
226 } else {\r
227 HandoffInformationTable->EfiEndOfHobList = HandoffInformationTable->EfiEndOfHobList - OldCoreData->HeapOffset;\r
228 }\r
229 HandoffInformationTable->EfiMemoryTop = OldCoreData->PhysicalMemoryBegin + OldCoreData->PhysicalMemoryLength;\r
230 HandoffInformationTable->EfiMemoryBottom = OldCoreData->PhysicalMemoryBegin;\r
231 HandoffInformationTable->EfiFreeMemoryTop = OldCoreData->FreePhysicalMemoryTop;\r
232 HandoffInformationTable->EfiFreeMemoryBottom = HandoffInformationTable->EfiEndOfHobList + sizeof (EFI_HOB_GENERIC_HEADER);\r
233\r
234 //\r
235 // We need convert the PPI descriptor's pointer\r
236 //\r
237 ConvertPpiPointers (SecCoreData, OldCoreData);\r
238\r
239 //\r
240 // After the whole temporary memory is migrated, then we can allocate page in\r
241 // permanent memory.\r
242 //\r
243 OldCoreData->PeiMemoryInstalled = TRUE;\r
244\r
245 //\r
246 // Indicate that PeiCore reenter\r
247 //\r
248 OldCoreData->PeimDispatcherReenter = TRUE;\r
249 \r
250 if (PcdGet64(PcdLoadModuleAtFixAddressEnable) != 0 && (OldCoreData->HobList.HandoffInformationTable->BootMode != BOOT_ON_S3_RESUME)) {\r
251 //\r
252 // if Loading Module at Fixed Address is enabled, allocate the PEI code memory range usage bit map array.\r
253 // Every bit in the array indicate the status of the corresponding memory page available or not\r
254 //\r
255 OldCoreData->PeiCodeMemoryRangeUsageBitMap = AllocateZeroPool (((PcdGet32(PcdLoadFixAddressPeiCodePageNumber)>>6) + 1)*sizeof(UINT64));\r
256 }\r
257\r
258 //\r
259 // Shadow PEI Core. When permanent memory is avaiable, shadow\r
260 // PEI Core and PEIMs to get high performance.\r
261 //\r
262 OldCoreData->ShadowedPeiCore = (PEICORE_FUNCTION_POINTER) (UINTN) PeiCore;\r
263 if ((HandoffInformationTable->BootMode == BOOT_ON_S3_RESUME && PcdGetBool (PcdShadowPeimOnS3Boot))\r
264 || (HandoffInformationTable->BootMode != BOOT_ON_S3_RESUME && PcdGetBool (PcdShadowPeimOnBoot))) {\r
265 OldCoreData->ShadowedPeiCore = ShadowPeiCore (OldCoreData);\r
266 }\r
267 \r
268 //\r
269 // PEI Core has now been shadowed to memory. Restart PEI Core in memory.\r
270 //\r
271 OldCoreData->ShadowedPeiCore (SecCoreData, PpiList, OldCoreData);\r
272 \r
273 //\r
274 // Should never reach here.\r
275 //\r
276 ASSERT (FALSE);\r
277 CpuDeadLoop();\r
278\r
279 UNREACHABLE ();\r
280 }\r
281\r
282 //\r
283 // Memory is available to the PEI Core and the PEI Core has been shadowed to memory.\r
284 //\r
285 CopyMem (&NewSecCoreData, SecCoreDataPtr, sizeof (NewSecCoreData));\r
286 SecCoreData = &NewSecCoreData;\r
287\r
288 CopyMem (&PrivateData, OldCoreData, sizeof (PrivateData));\r
289\r
290 CpuIo = (VOID*)PrivateData.ServiceTableShadow.CpuIo;\r
291 PciCfg = (VOID*)PrivateData.ServiceTableShadow.PciCfg;\r
292 \r
293 CopyMem (&PrivateData.ServiceTableShadow, &gPs, sizeof (gPs));\r
294 \r
295 PrivateData.ServiceTableShadow.CpuIo = CpuIo;\r
296 PrivateData.ServiceTableShadow.PciCfg = PciCfg;\r
297 }\r
298 \r
299 //\r
300 // Cache a pointer to the PEI Services Table that is either in temporary memory or permanent memory\r
301 //\r
302 PrivateData.Ps = &PrivateData.ServiceTableShadow;\r
303\r
304 //\r
305 // Initialize libraries that the PEI Core is linked against\r
306 //\r
307 ProcessLibraryConstructorList (NULL, (CONST EFI_PEI_SERVICES **)&PrivateData.Ps);\r
308\r
309 //\r
310 // Save PeiServicePointer so that it can be retrieved anywhere.\r
311 //\r
312 SetPeiServicesTablePointer ((CONST EFI_PEI_SERVICES **)&PrivateData.Ps);\r
313\r
314 //\r
315 // Initialize PEI Core Services\r
316 //\r
317 InitializeMemoryServices (&PrivateData, SecCoreData, OldCoreData);\r
318 if (OldCoreData == NULL) {\r
319 //\r
320 // Initialize PEI Core Private Data Buffer\r
321 //\r
322 PrivateData.PpiData.PpiListPtrs = AllocateZeroPool (sizeof (PEI_PPI_LIST_POINTERS) * PcdGet32 (PcdPeiCoreMaxPpiSupported));\r
323 ASSERT (PrivateData.PpiData.PpiListPtrs != NULL);\r
324 PrivateData.Fv = AllocateZeroPool (sizeof (PEI_CORE_FV_HANDLE) * PcdGet32 (PcdPeiCoreMaxFvSupported));\r
325 ASSERT (PrivateData.Fv != NULL);\r
326 PrivateData.Fv[0].PeimState = AllocateZeroPool (sizeof (UINT8) * PcdGet32 (PcdPeiCoreMaxPeimPerFv) * PcdGet32 (PcdPeiCoreMaxFvSupported));\r
327 ASSERT (PrivateData.Fv[0].PeimState != NULL);\r
328 PrivateData.Fv[0].FvFileHandles = AllocateZeroPool (sizeof (EFI_PEI_FILE_HANDLE) * PcdGet32 (PcdPeiCoreMaxPeimPerFv) * PcdGet32 (PcdPeiCoreMaxFvSupported));\r
329 ASSERT (PrivateData.Fv[0].FvFileHandles != NULL);\r
330 for (Index = 1; Index < PcdGet32 (PcdPeiCoreMaxFvSupported); Index ++) {\r
331 PrivateData.Fv[Index].PeimState = PrivateData.Fv[Index - 1].PeimState + PcdGet32 (PcdPeiCoreMaxPeimPerFv);\r
332 PrivateData.Fv[Index].FvFileHandles = PrivateData.Fv[Index - 1].FvFileHandles + PcdGet32 (PcdPeiCoreMaxPeimPerFv);\r
333 }\r
334 PrivateData.UnknownFvInfo = AllocateZeroPool (sizeof (PEI_CORE_UNKNOW_FORMAT_FV_INFO) * PcdGet32 (PcdPeiCoreMaxFvSupported));\r
335 ASSERT (PrivateData.UnknownFvInfo != NULL);\r
336 PrivateData.CurrentFvFileHandles = AllocateZeroPool (sizeof (EFI_PEI_FILE_HANDLE) * PcdGet32 (PcdPeiCoreMaxPeimPerFv));\r
337 ASSERT (PrivateData.CurrentFvFileHandles != NULL);\r
338 PrivateData.FileGuid = AllocatePool (sizeof (EFI_GUID) * PcdGet32 (PcdPeiCoreMaxPeimPerFv));\r
339 ASSERT (PrivateData.FileGuid != NULL);\r
340 PrivateData.FileHandles = AllocatePool (sizeof (EFI_PEI_FILE_HANDLE) * (PcdGet32 (PcdPeiCoreMaxPeimPerFv) + 1));\r
341 ASSERT (PrivateData.FileHandles != NULL);\r
342 }\r
343 InitializePpiServices (&PrivateData, OldCoreData);\r
344 \r
345 //\r
346 // Update performance measurements \r
347 //\r
348 if (OldCoreData == NULL) {\r
349 PERF_START (NULL, "SEC", NULL, 1);\r
350 PERF_END (NULL, "SEC", NULL, 0);\r
351\r
352 //\r
353 // If first pass, start performance measurement.\r
354 //\r
355 PERF_START (NULL,"PEI", NULL, 0);\r
356 PERF_START (NULL,"PreMem", NULL, 0);\r
357\r
358 } else {\r
359 PERF_END (NULL,"PreMem", NULL, 0);\r
360 PERF_START (NULL,"PostMem", NULL, 0);\r
361 }\r
362\r
363 //\r
364 // Complete PEI Core Service initialization\r
365 // \r
366 InitializeSecurityServices (&PrivateData.Ps, OldCoreData);\r
367 InitializeDispatcherData (&PrivateData, OldCoreData, SecCoreData);\r
368 InitializeImageServices (&PrivateData, OldCoreData);\r
369\r
370 //\r
371 // Perform PEI Core Phase specific actions\r
372 // \r
373 if (OldCoreData == NULL) {\r
374 //\r
375 // Report Status Code EFI_SW_PC_INIT\r
376 //\r
377 REPORT_STATUS_CODE (\r
378 EFI_PROGRESS_CODE,\r
379 (EFI_SOFTWARE_PEI_CORE | EFI_SW_PC_INIT)\r
380 );\r
381 \r
382 //\r
383 // If SEC provided any PPI services to PEI, install them.\r
384 //\r
385 if (PpiList != NULL) {\r
386 Status = PeiServicesInstallPpi (PpiList);\r
387 ASSERT_EFI_ERROR (Status);\r
388 }\r
389 } else {\r
390 //\r
391 // Try to locate Temporary RAM Done Ppi.\r
392 //\r
393 Status = PeiServicesLocatePpi (\r
394 &gEfiTemporaryRamDonePpiGuid,\r
395 0,\r
396 NULL,\r
397 (VOID**)&TemporaryRamDonePpi\r
398 );\r
399 if (!EFI_ERROR (Status)) {\r
400 //\r
401 // Disable the use of Temporary RAM after the transition from Temporary RAM to Permanent RAM is complete.\r
402 //\r
403 TemporaryRamDonePpi->TemporaryRamDone ();\r
404 }\r
405\r
406 //\r
407 // Alert any listeners that there is permanent memory available\r
408 //\r
409 PERF_START (NULL,"DisMem", NULL, 0);\r
410 Status = PeiServicesInstallPpi (&mMemoryDiscoveredPpi);\r
411\r
412 //\r
413 // Process the Notify list and dispatch any notifies for the Memory Discovered PPI\r
414 //\r
415 ProcessNotifyList (&PrivateData);\r
416\r
417 PERF_END (NULL,"DisMem", NULL, 0);\r
418 }\r
419\r
420 //\r
421 // Call PEIM dispatcher\r
422 //\r
423 PeiDispatcher (SecCoreData, &PrivateData);\r
424\r
425 if (PrivateData.HobList.HandoffInformationTable->BootMode != BOOT_ON_S3_RESUME) {\r
426 //\r
427 // Check if InstallPeiMemory service was called on non-S3 resume boot path.\r
428 //\r
429 ASSERT(PrivateData.PeiMemoryInstalled == TRUE);\r
430 }\r
431\r
432 //\r
433 // Measure PEI Core execution time.\r
434 //\r
435 PERF_END (NULL, "PostMem", NULL, 0);\r
436\r
437 //\r
438 // Lookup DXE IPL PPI\r
439 //\r
440 Status = PeiServicesLocatePpi (\r
441 &gEfiDxeIplPpiGuid,\r
442 0,\r
443 NULL,\r
444 (VOID **)&TempPtr.DxeIpl\r
445 );\r
446 ASSERT_EFI_ERROR (Status);\r
447\r
448 if (EFI_ERROR (Status)) {\r
449 //\r
450 // Report status code to indicate DXE IPL PPI could not be found.\r
451 //\r
452 REPORT_STATUS_CODE (\r
453 EFI_ERROR_CODE | EFI_ERROR_MAJOR,\r
454 (EFI_SOFTWARE_PEI_CORE | EFI_SW_PEI_CORE_EC_DXEIPL_NOT_FOUND)\r
455 );\r
456 CpuDeadLoop ();\r
457 }\r
458\r
459 //\r
460 // Enter DxeIpl to load Dxe core.\r
461 //\r
462 DEBUG ((EFI_D_INFO, "DXE IPL Entry\n"));\r
463 Status = TempPtr.DxeIpl->Entry (\r
464 TempPtr.DxeIpl,\r
465 &PrivateData.Ps,\r
466 PrivateData.HobList\r
467 );\r
468 //\r
469 // Should never reach here.\r
470 //\r
471 ASSERT_EFI_ERROR (Status);\r
472 CpuDeadLoop();\r
473\r
474 UNREACHABLE ();\r
475}\r
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