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MdeModulePkg/Core: Decorate phase-transition functions with NORETURN.
[mirror_edk2.git] / MdeModulePkg / Core / Pei / PeiMain / PeiMain.c
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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
139NORETURN\r
140EFIAPI\r
141PeiCore (\r
142 IN CONST EFI_SEC_PEI_HAND_OFF *SecCoreDataPtr,\r
143 IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList,\r
144 IN VOID *Data\r
145 )\r
146{\r
147 PEI_CORE_INSTANCE PrivateData;\r
148 EFI_SEC_PEI_HAND_OFF *SecCoreData;\r
149 EFI_SEC_PEI_HAND_OFF NewSecCoreData;\r
150 EFI_STATUS Status;\r
151 PEI_CORE_TEMP_POINTERS TempPtr;\r
152 PEI_CORE_INSTANCE *OldCoreData;\r
153 EFI_PEI_CPU_IO_PPI *CpuIo;\r
154 EFI_PEI_PCI_CFG2_PPI *PciCfg;\r
155 EFI_HOB_HANDOFF_INFO_TABLE *HandoffInformationTable;\r
156 EFI_PEI_TEMPORARY_RAM_DONE_PPI *TemporaryRamDonePpi;\r
157 UINTN Index;\r
158 \r
159 //\r
160 // Retrieve context passed into PEI Core\r
161 //\r
162 OldCoreData = (PEI_CORE_INSTANCE *) Data;\r
163 SecCoreData = (EFI_SEC_PEI_HAND_OFF *) SecCoreDataPtr;\r
164\r
165 //\r
166 // Perform PEI Core phase specific actions.\r
167 //\r
168 if (OldCoreData == NULL) {\r
169 //\r
170 // If OldCoreData is NULL, means current is the first entry into the PEI Core before memory is available.\r
171 //\r
172 ZeroMem (&PrivateData, sizeof (PEI_CORE_INSTANCE));\r
173 PrivateData.Signature = PEI_CORE_HANDLE_SIGNATURE;\r
174 CopyMem (&PrivateData.ServiceTableShadow, &gPs, sizeof (gPs));\r
175 } else {\r
176 //\r
177 // Memory is available to the PEI Core. See if the PEI Core has been shadowed to memory yet.\r
178 //\r
179 if (OldCoreData->ShadowedPeiCore == NULL) {\r
180 //\r
181 // Fixup the PeiCore's private data\r
182 //\r
183 OldCoreData->Ps = &OldCoreData->ServiceTableShadow;\r
184 OldCoreData->CpuIo = &OldCoreData->ServiceTableShadow.CpuIo;\r
185 if (OldCoreData->HeapOffsetPositive) {\r
186 OldCoreData->HobList.Raw = (VOID *)(OldCoreData->HobList.Raw + OldCoreData->HeapOffset);\r
187 OldCoreData->UnknownFvInfo = (PEI_CORE_UNKNOW_FORMAT_FV_INFO *) ((UINT8 *) OldCoreData->UnknownFvInfo + OldCoreData->HeapOffset);\r
188 OldCoreData->CurrentFvFileHandles = (EFI_PEI_FILE_HANDLE *) ((UINT8 *) OldCoreData->CurrentFvFileHandles + OldCoreData->HeapOffset);\r
189 OldCoreData->PpiData.PpiListPtrs = (PEI_PPI_LIST_POINTERS *) ((UINT8 *) OldCoreData->PpiData.PpiListPtrs + OldCoreData->HeapOffset);\r
190 OldCoreData->Fv = (PEI_CORE_FV_HANDLE *) ((UINT8 *) OldCoreData->Fv + OldCoreData->HeapOffset);\r
191 for (Index = 0; Index < PcdGet32 (PcdPeiCoreMaxFvSupported); Index ++) {\r
192 OldCoreData->Fv[Index].PeimState = (UINT8 *) OldCoreData->Fv[Index].PeimState + OldCoreData->HeapOffset;\r
193 OldCoreData->Fv[Index].FvFileHandles = (EFI_PEI_FILE_HANDLE *) ((UINT8 *) OldCoreData->Fv[Index].FvFileHandles + OldCoreData->HeapOffset);\r
194 }\r
195 OldCoreData->FileGuid = (EFI_GUID *) ((UINT8 *) OldCoreData->FileGuid + OldCoreData->HeapOffset);\r
196 OldCoreData->FileHandles = (EFI_PEI_FILE_HANDLE *) ((UINT8 *) OldCoreData->FileHandles + OldCoreData->HeapOffset);\r
197 } else {\r
198 OldCoreData->HobList.Raw = (VOID *)(OldCoreData->HobList.Raw - OldCoreData->HeapOffset);\r
199 OldCoreData->UnknownFvInfo = (PEI_CORE_UNKNOW_FORMAT_FV_INFO *) ((UINT8 *) OldCoreData->UnknownFvInfo - OldCoreData->HeapOffset);\r
200 OldCoreData->CurrentFvFileHandles = (EFI_PEI_FILE_HANDLE *) ((UINT8 *) OldCoreData->CurrentFvFileHandles - OldCoreData->HeapOffset);\r
201 OldCoreData->PpiData.PpiListPtrs = (PEI_PPI_LIST_POINTERS *) ((UINT8 *) OldCoreData->PpiData.PpiListPtrs - OldCoreData->HeapOffset);\r
202 OldCoreData->Fv = (PEI_CORE_FV_HANDLE *) ((UINT8 *) OldCoreData->Fv - OldCoreData->HeapOffset);\r
203 for (Index = 0; Index < PcdGet32 (PcdPeiCoreMaxFvSupported); Index ++) {\r
204 OldCoreData->Fv[Index].PeimState = (UINT8 *) OldCoreData->Fv[Index].PeimState - OldCoreData->HeapOffset;\r
205 OldCoreData->Fv[Index].FvFileHandles = (EFI_PEI_FILE_HANDLE *) ((UINT8 *) OldCoreData->Fv[Index].FvFileHandles - OldCoreData->HeapOffset);\r
206 }\r
207 OldCoreData->FileGuid = (EFI_GUID *) ((UINT8 *) OldCoreData->FileGuid - OldCoreData->HeapOffset);\r
208 OldCoreData->FileHandles = (EFI_PEI_FILE_HANDLE *) ((UINT8 *) OldCoreData->FileHandles - OldCoreData->HeapOffset);\r
209 }\r
210\r
211 //\r
212 // Initialize libraries that the PEI Core is linked against\r
213 //\r
214 ProcessLibraryConstructorList (NULL, (CONST EFI_PEI_SERVICES **)&OldCoreData->Ps);\r
215 \r
216 //\r
217 // Fixup for PeiService's address\r
218 //\r
219 SetPeiServicesTablePointer ((CONST EFI_PEI_SERVICES **)&OldCoreData->Ps);\r
220\r
221 //\r
222 // Update HandOffHob for new installed permenent memory\r
223 //\r
224 HandoffInformationTable = OldCoreData->HobList.HandoffInformationTable;\r
225 if (OldCoreData->HeapOffsetPositive) {\r
226 HandoffInformationTable->EfiEndOfHobList = HandoffInformationTable->EfiEndOfHobList + OldCoreData->HeapOffset;\r
227 } else {\r
228 HandoffInformationTable->EfiEndOfHobList = HandoffInformationTable->EfiEndOfHobList - OldCoreData->HeapOffset;\r
229 }\r
230 HandoffInformationTable->EfiMemoryTop = OldCoreData->PhysicalMemoryBegin + OldCoreData->PhysicalMemoryLength;\r
231 HandoffInformationTable->EfiMemoryBottom = OldCoreData->PhysicalMemoryBegin;\r
232 HandoffInformationTable->EfiFreeMemoryTop = OldCoreData->FreePhysicalMemoryTop;\r
233 HandoffInformationTable->EfiFreeMemoryBottom = HandoffInformationTable->EfiEndOfHobList + sizeof (EFI_HOB_GENERIC_HEADER);\r
234\r
235 //\r
236 // We need convert the PPI descriptor's pointer\r
237 //\r
238 ConvertPpiPointers (SecCoreData, OldCoreData);\r
239\r
240 //\r
241 // After the whole temporary memory is migrated, then we can allocate page in\r
242 // permenent memory.\r
243 //\r
244 OldCoreData->PeiMemoryInstalled = TRUE;\r
245\r
246 //\r
247 // Indicate that PeiCore reenter\r
248 //\r
249 OldCoreData->PeimDispatcherReenter = TRUE;\r
250 \r
251 if (PcdGet64(PcdLoadModuleAtFixAddressEnable) != 0 && (OldCoreData->HobList.HandoffInformationTable->BootMode != BOOT_ON_S3_RESUME)) {\r
252 //\r
253 // if Loading Module at Fixed Address is enabled, allocate the PEI code memory range usage bit map array.\r
254 // Every bit in the array indicate the status of the corresponding memory page available or not\r
255 //\r
256 OldCoreData->PeiCodeMemoryRangeUsageBitMap = AllocateZeroPool (((PcdGet32(PcdLoadFixAddressPeiCodePageNumber)>>6) + 1)*sizeof(UINT64));\r
257 }\r
258\r
259 //\r
260 // Shadow PEI Core. When permanent memory is avaiable, shadow\r
261 // PEI Core and PEIMs to get high performance.\r
262 //\r
263 OldCoreData->ShadowedPeiCore = (PEICORE_FUNCTION_POINTER) (UINTN) PeiCore;\r
264 if ((HandoffInformationTable->BootMode == BOOT_ON_S3_RESUME && PcdGetBool (PcdShadowPeimOnS3Boot))\r
265 || (HandoffInformationTable->BootMode != BOOT_ON_S3_RESUME && PcdGetBool (PcdShadowPeimOnBoot))) {\r
266 OldCoreData->ShadowedPeiCore = ShadowPeiCore (OldCoreData);\r
267 }\r
268 \r
269 //\r
270 // PEI Core has now been shadowed to memory. Restart PEI Core in memory.\r
271 //\r
272 OldCoreData->ShadowedPeiCore (SecCoreData, PpiList, OldCoreData);\r
273 \r
274 //\r
275 // Should never reach here.\r
276 //\r
277 ASSERT (FALSE);\r
278 CpuDeadLoop();\r
279\r
280 UNREACHABLE ();\r
281 }\r
282\r
283 //\r
284 // Memory is available to the PEI Core and the PEI Core has been shadowed to memory.\r
285 //\r
286 CopyMem (&NewSecCoreData, SecCoreDataPtr, sizeof (NewSecCoreData));\r
287 SecCoreData = &NewSecCoreData;\r
288\r
289 CopyMem (&PrivateData, OldCoreData, sizeof (PrivateData));\r
290\r
291 CpuIo = (VOID*)PrivateData.ServiceTableShadow.CpuIo;\r
292 PciCfg = (VOID*)PrivateData.ServiceTableShadow.PciCfg;\r
293 \r
294 CopyMem (&PrivateData.ServiceTableShadow, &gPs, sizeof (gPs));\r
295 \r
296 PrivateData.ServiceTableShadow.CpuIo = CpuIo;\r
297 PrivateData.ServiceTableShadow.PciCfg = PciCfg;\r
298 }\r
299 \r
300 //\r
301 // Cache a pointer to the PEI Services Table that is either in temporary memory or permanent memory\r
302 //\r
303 PrivateData.Ps = &PrivateData.ServiceTableShadow;\r
304\r
305 //\r
306 // Initialize libraries that the PEI Core is linked against\r
307 //\r
308 ProcessLibraryConstructorList (NULL, (CONST EFI_PEI_SERVICES **)&PrivateData.Ps);\r
309\r
310 //\r
311 // Save PeiServicePointer so that it can be retrieved anywhere.\r
312 //\r
313 SetPeiServicesTablePointer ((CONST EFI_PEI_SERVICES **)&PrivateData.Ps);\r
314\r
315 //\r
316 // Initialize PEI Core Services\r
317 //\r
318 InitializeMemoryServices (&PrivateData, SecCoreData, OldCoreData);\r
319 if (OldCoreData == NULL) {\r
320 //\r
321 // Initialize PEI Core Private Data Buffer\r
322 //\r
323 PrivateData.PpiData.PpiListPtrs = AllocateZeroPool (sizeof (PEI_PPI_LIST_POINTERS) * PcdGet32 (PcdPeiCoreMaxPpiSupported));\r
324 ASSERT (PrivateData.PpiData.PpiListPtrs != NULL);\r
325 PrivateData.Fv = AllocateZeroPool (sizeof (PEI_CORE_FV_HANDLE) * PcdGet32 (PcdPeiCoreMaxFvSupported));\r
326 ASSERT (PrivateData.Fv != NULL);\r
327 PrivateData.Fv[0].PeimState = AllocateZeroPool (sizeof (UINT8) * PcdGet32 (PcdPeiCoreMaxPeimPerFv) * PcdGet32 (PcdPeiCoreMaxFvSupported));\r
328 ASSERT (PrivateData.Fv[0].PeimState != NULL);\r
329 PrivateData.Fv[0].FvFileHandles = AllocateZeroPool (sizeof (EFI_PEI_FILE_HANDLE) * PcdGet32 (PcdPeiCoreMaxPeimPerFv) * PcdGet32 (PcdPeiCoreMaxFvSupported));\r
330 ASSERT (PrivateData.Fv[0].FvFileHandles != NULL);\r
331 for (Index = 1; Index < PcdGet32 (PcdPeiCoreMaxFvSupported); Index ++) {\r
332 PrivateData.Fv[Index].PeimState = PrivateData.Fv[Index - 1].PeimState + PcdGet32 (PcdPeiCoreMaxPeimPerFv);\r
333 PrivateData.Fv[Index].FvFileHandles = PrivateData.Fv[Index - 1].FvFileHandles + PcdGet32 (PcdPeiCoreMaxPeimPerFv);\r
334 }\r
335 PrivateData.UnknownFvInfo = AllocateZeroPool (sizeof (PEI_CORE_UNKNOW_FORMAT_FV_INFO) * PcdGet32 (PcdPeiCoreMaxFvSupported));\r
336 ASSERT (PrivateData.UnknownFvInfo != NULL);\r
337 PrivateData.CurrentFvFileHandles = AllocateZeroPool (sizeof (EFI_PEI_FILE_HANDLE) * PcdGet32 (PcdPeiCoreMaxPeimPerFv));\r
338 ASSERT (PrivateData.CurrentFvFileHandles != NULL);\r
339 PrivateData.FileGuid = AllocatePool (sizeof (EFI_GUID) * PcdGet32 (PcdPeiCoreMaxPeimPerFv));\r
340 ASSERT (PrivateData.FileGuid != NULL);\r
341 PrivateData.FileHandles = AllocatePool (sizeof (EFI_PEI_FILE_HANDLE) * (PcdGet32 (PcdPeiCoreMaxPeimPerFv) + 1));\r
342 ASSERT (PrivateData.FileHandles != NULL);\r
343 }\r
344 InitializePpiServices (&PrivateData, OldCoreData);\r
345 \r
346 //\r
347 // Update performance measurements \r
348 //\r
349 if (OldCoreData == NULL) {\r
350 PERF_START (NULL, "SEC", NULL, 1);\r
351 PERF_END (NULL, "SEC", NULL, 0);\r
352\r
353 //\r
354 // If first pass, start performance measurement.\r
355 //\r
356 PERF_START (NULL,"PEI", NULL, 0);\r
357 PERF_START (NULL,"PreMem", NULL, 0);\r
358\r
359 } else {\r
360 PERF_END (NULL,"PreMem", NULL, 0);\r
361 PERF_START (NULL,"PostMem", NULL, 0);\r
362 }\r
363\r
364 //\r
365 // Complete PEI Core Service initialization\r
366 // \r
367 InitializeSecurityServices (&PrivateData.Ps, OldCoreData);\r
368 InitializeDispatcherData (&PrivateData, OldCoreData, SecCoreData);\r
369 InitializeImageServices (&PrivateData, OldCoreData);\r
370\r
371 //\r
372 // Perform PEI Core Phase specific actions\r
373 // \r
374 if (OldCoreData == NULL) {\r
375 //\r
376 // Report Status Code EFI_SW_PC_INIT\r
377 //\r
378 REPORT_STATUS_CODE (\r
379 EFI_PROGRESS_CODE,\r
380 (EFI_SOFTWARE_PEI_CORE | EFI_SW_PC_INIT)\r
381 );\r
382 \r
383 //\r
384 // If SEC provided any PPI services to PEI, install them.\r
385 //\r
386 if (PpiList != NULL) {\r
387 Status = PeiServicesInstallPpi (PpiList);\r
388 ASSERT_EFI_ERROR (Status);\r
389 }\r
390 } else {\r
391 //\r
392 // Try to locate Temporary RAM Done Ppi.\r
393 //\r
394 Status = PeiServicesLocatePpi (\r
395 &gEfiTemporaryRamDonePpiGuid,\r
396 0,\r
397 NULL,\r
398 (VOID**)&TemporaryRamDonePpi\r
399 );\r
400 if (!EFI_ERROR (Status)) {\r
401 //\r
402 // Disable the use of Temporary RAM after the transition from Temporary RAM to Permanent RAM is complete.\r
403 //\r
404 TemporaryRamDonePpi->TemporaryRamDone ();\r
405 }\r
406\r
407 //\r
408 // Alert any listeners that there is permanent memory available\r
409 //\r
410 PERF_START (NULL,"DisMem", NULL, 0);\r
411 Status = PeiServicesInstallPpi (&mMemoryDiscoveredPpi);\r
412\r
413 //\r
414 // Process the Notify list and dispatch any notifies for the Memory Discovered PPI\r
415 //\r
416 ProcessNotifyList (&PrivateData);\r
417\r
418 PERF_END (NULL,"DisMem", NULL, 0);\r
419 }\r
420\r
421 //\r
422 // Call PEIM dispatcher\r
423 //\r
424 PeiDispatcher (SecCoreData, &PrivateData);\r
425\r
426 if (PrivateData.HobList.HandoffInformationTable->BootMode != BOOT_ON_S3_RESUME) {\r
427 //\r
428 // Check if InstallPeiMemory service was called on non-S3 resume boot path.\r
429 //\r
430 ASSERT(PrivateData.PeiMemoryInstalled == TRUE);\r
431 }\r
432\r
433 //\r
434 // Measure PEI Core execution time.\r
435 //\r
436 PERF_END (NULL, "PostMem", NULL, 0);\r
437\r
438 //\r
439 // Lookup DXE IPL PPI\r
440 //\r
441 Status = PeiServicesLocatePpi (\r
442 &gEfiDxeIplPpiGuid,\r
443 0,\r
444 NULL,\r
445 (VOID **)&TempPtr.DxeIpl\r
446 );\r
447 ASSERT_EFI_ERROR (Status);\r
448\r
449 if (EFI_ERROR (Status)) {\r
450 //\r
451 // Report status code to indicate DXE IPL PPI could not be found.\r
452 //\r
453 REPORT_STATUS_CODE (\r
454 EFI_ERROR_CODE | EFI_ERROR_MAJOR,\r
455 (EFI_SOFTWARE_PEI_CORE | EFI_SW_PEI_CORE_EC_DXEIPL_NOT_FOUND)\r
456 );\r
457 CpuDeadLoop ();\r
458 }\r
459\r
460 //\r
461 // Enter DxeIpl to load Dxe core.\r
462 //\r
463 DEBUG ((EFI_D_INFO, "DXE IPL Entry\n"));\r
464 Status = TempPtr.DxeIpl->Entry (\r
465 TempPtr.DxeIpl,\r
466 &PrivateData.Ps,\r
467 PrivateData.HobList\r
468 );\r
469 //\r
470 // Should never reach here.\r
471 //\r
472 ASSERT_EFI_ERROR (Status);\r
473 CpuDeadLoop();\r
474\r
475 UNREACHABLE ();\r
476}\r
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