/** @file\r
Pei Core Main Entry Point\r
\r
-Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>\r
This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
PeiFfsFindFileByName,\r
PeiFfsGetFileInfo,\r
PeiFfsGetVolumeInfo,\r
- PeiRegisterForShadow\r
+ PeiRegisterForShadow,\r
+ PeiFfsFindSectionData3,\r
+ PeiFfsGetFileInfo2,\r
+ PeiResetSystem2\r
};\r
\r
/**\r
from SEC to PEI. After switching stack in the PEI core, it will restart\r
with the old core data.\r
\r
- @param SecCoreData Points to a data structure containing information about the PEI core's operating\r
+ @param SecCoreDataPtr Points to a data structure containing information about the PEI core's operating\r
environment, such as the size and location of temporary RAM, the stack location and\r
the BFV location.\r
@param PpiList Points to a list of one or more PPI descriptors to be installed initially by the PEI core.\r
VOID\r
EFIAPI\r
PeiCore (\r
- IN CONST EFI_SEC_PEI_HAND_OFF *SecCoreData,\r
+ IN CONST EFI_SEC_PEI_HAND_OFF *SecCoreDataPtr,\r
IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList,\r
IN VOID *Data\r
)\r
{\r
PEI_CORE_INSTANCE PrivateData;\r
+ EFI_SEC_PEI_HAND_OFF *SecCoreData;\r
+ EFI_SEC_PEI_HAND_OFF NewSecCoreData;\r
EFI_STATUS Status;\r
PEI_CORE_TEMP_POINTERS TempPtr;\r
- UINT64 Tick;\r
PEI_CORE_INSTANCE *OldCoreData;\r
EFI_PEI_CPU_IO_PPI *CpuIo;\r
EFI_PEI_PCI_CFG2_PPI *PciCfg;\r
EFI_HOB_HANDOFF_INFO_TABLE *HandoffInformationTable;\r
-\r
- Tick = 0;\r
- OldCoreData = (PEI_CORE_INSTANCE *)Data;\r
-\r
+ EFI_PEI_TEMPORARY_RAM_DONE_PPI *TemporaryRamDonePpi;\r
+ UINTN Index;\r
+ \r
//\r
- // Record the system tick for first entering PeiCore.\r
- // This tick is duration of executing platform seccore module.\r
- // \r
- if (PerformanceMeasurementEnabled()) {\r
- if (OldCoreData == NULL) {\r
- Tick = GetPerformanceCounter ();\r
- }\r
- }\r
+ // Retrieve context passed into PEI Core\r
+ //\r
+ OldCoreData = (PEI_CORE_INSTANCE *) Data;\r
+ SecCoreData = (EFI_SEC_PEI_HAND_OFF *) SecCoreDataPtr;\r
\r
- if (OldCoreData != NULL) {\r
+ //\r
+ // Perform PEI Core phase specific actions.\r
+ //\r
+ if (OldCoreData == NULL) {\r
+ //\r
+ // If OldCoreData is NULL, means current is the first entry into the PEI Core before memory is available.\r
+ //\r
+ ZeroMem (&PrivateData, sizeof (PEI_CORE_INSTANCE));\r
+ PrivateData.Signature = PEI_CORE_HANDLE_SIGNATURE;\r
+ CopyMem (&PrivateData.ServiceTableShadow, &gPs, sizeof (gPs));\r
+ } else {\r
+ //\r
+ // Memory is available to the PEI Core. See if the PEI Core has been shadowed to memory yet.\r
+ //\r
if (OldCoreData->ShadowedPeiCore == NULL) {\r
- //\r
//\r
// Fixup the PeiCore's private data\r
//\r
- OldCoreData->Ps = &OldCoreData->ServiceTableShadow;\r
- OldCoreData->CpuIo = &OldCoreData->ServiceTableShadow.CpuIo;\r
+ OldCoreData->Ps = &OldCoreData->ServiceTableShadow;\r
+ OldCoreData->CpuIo = &OldCoreData->ServiceTableShadow.CpuIo;\r
if (OldCoreData->HeapOffsetPositive) {\r
OldCoreData->HobList.Raw = (VOID *)(OldCoreData->HobList.Raw + OldCoreData->HeapOffset);\r
+ OldCoreData->UnknownFvInfo = (PEI_CORE_UNKNOW_FORMAT_FV_INFO *) ((UINT8 *) OldCoreData->UnknownFvInfo + OldCoreData->HeapOffset);\r
+ OldCoreData->CurrentFvFileHandles = (EFI_PEI_FILE_HANDLE *) ((UINT8 *) OldCoreData->CurrentFvFileHandles + OldCoreData->HeapOffset);\r
+ OldCoreData->PpiData.PpiListPtrs = (PEI_PPI_LIST_POINTERS *) ((UINT8 *) OldCoreData->PpiData.PpiListPtrs + OldCoreData->HeapOffset);\r
+ OldCoreData->Fv = (PEI_CORE_FV_HANDLE *) ((UINT8 *) OldCoreData->Fv + OldCoreData->HeapOffset);\r
+ for (Index = 0; Index < PcdGet32 (PcdPeiCoreMaxFvSupported); Index ++) {\r
+ OldCoreData->Fv[Index].PeimState = (UINT8 *) OldCoreData->Fv[Index].PeimState + OldCoreData->HeapOffset;\r
+ OldCoreData->Fv[Index].FvFileHandles = (EFI_PEI_FILE_HANDLE *) ((UINT8 *) OldCoreData->Fv[Index].FvFileHandles + OldCoreData->HeapOffset);\r
+ }\r
+ OldCoreData->FileGuid = (EFI_GUID *) ((UINT8 *) OldCoreData->FileGuid + OldCoreData->HeapOffset);\r
+ OldCoreData->FileHandles = (EFI_PEI_FILE_HANDLE *) ((UINT8 *) OldCoreData->FileHandles + OldCoreData->HeapOffset);\r
} else {\r
OldCoreData->HobList.Raw = (VOID *)(OldCoreData->HobList.Raw - OldCoreData->HeapOffset);\r
+ OldCoreData->UnknownFvInfo = (PEI_CORE_UNKNOW_FORMAT_FV_INFO *) ((UINT8 *) OldCoreData->UnknownFvInfo - OldCoreData->HeapOffset);\r
+ OldCoreData->CurrentFvFileHandles = (EFI_PEI_FILE_HANDLE *) ((UINT8 *) OldCoreData->CurrentFvFileHandles - OldCoreData->HeapOffset);\r
+ OldCoreData->PpiData.PpiListPtrs = (PEI_PPI_LIST_POINTERS *) ((UINT8 *) OldCoreData->PpiData.PpiListPtrs - OldCoreData->HeapOffset);\r
+ OldCoreData->Fv = (PEI_CORE_FV_HANDLE *) ((UINT8 *) OldCoreData->Fv - OldCoreData->HeapOffset);\r
+ for (Index = 0; Index < PcdGet32 (PcdPeiCoreMaxFvSupported); Index ++) {\r
+ OldCoreData->Fv[Index].PeimState = (UINT8 *) OldCoreData->Fv[Index].PeimState - OldCoreData->HeapOffset;\r
+ OldCoreData->Fv[Index].FvFileHandles = (EFI_PEI_FILE_HANDLE *) ((UINT8 *) OldCoreData->Fv[Index].FvFileHandles - OldCoreData->HeapOffset);\r
+ }\r
+ OldCoreData->FileGuid = (EFI_GUID *) ((UINT8 *) OldCoreData->FileGuid - OldCoreData->HeapOffset);\r
+ OldCoreData->FileHandles = (EFI_PEI_FILE_HANDLE *) ((UINT8 *) OldCoreData->FileHandles - OldCoreData->HeapOffset);\r
}\r
\r
+ //\r
+ // Initialize libraries that the PEI Core is linked against\r
+ //\r
+ ProcessLibraryConstructorList (NULL, (CONST EFI_PEI_SERVICES **)&OldCoreData->Ps);\r
+ \r
//\r
// Fixup for PeiService's address\r
//\r
HandoffInformationTable->EfiFreeMemoryBottom = HandoffInformationTable->EfiEndOfHobList + sizeof (EFI_HOB_GENERIC_HEADER);\r
\r
//\r
- // We need convert the PPI desciptor's pointer\r
+ // We need convert the PPI descriptor's pointer\r
//\r
- ConvertPpiPointers (OldCoreData, (UINTN)SecCoreData->TemporaryRamBase, (UINTN)SecCoreData->TemporaryRamBase + SecCoreData->TemporaryRamSize, OldCoreData->HeapOffset, OldCoreData->HeapOffsetPositive);\r
+ ConvertPpiPointers (SecCoreData, OldCoreData);\r
\r
//\r
// After the whole temporary memory is migrated, then we can allocate page in\r
OldCoreData->PeiCodeMemoryRangeUsageBitMap = AllocateZeroPool (((PcdGet32(PcdLoadFixAddressPeiCodePageNumber)>>6) + 1)*sizeof(UINT64));\r
}\r
\r
- //\r
- // Process the Notify list and dispatch any notifies for\r
- // newly installed PPIs.\r
- //\r
- ProcessNotifyList (OldCoreData);\r
-\r
//\r
// Shadow PEI Core. When permanent memory is avaiable, shadow\r
// PEI Core and PEIMs to get high performance.\r
//\r
- OldCoreData->ShadowedPeiCore = ShadowPeiCore (OldCoreData);\r
+ OldCoreData->ShadowedPeiCore = (PEICORE_FUNCTION_POINTER) (UINTN) PeiCore;\r
+ if ((HandoffInformationTable->BootMode == BOOT_ON_S3_RESUME && PcdGetBool (PcdShadowPeimOnS3Boot))\r
+ || (HandoffInformationTable->BootMode != BOOT_ON_S3_RESUME && PcdGetBool (PcdShadowPeimOnBoot))) {\r
+ OldCoreData->ShadowedPeiCore = ShadowPeiCore (OldCoreData);\r
+ }\r
\r
//\r
- // PeiCore has been shadowed to memory for first entering, so\r
- // just jump to PeiCore in memory here.\r
+ // PEI Core has now been shadowed to memory. Restart PEI Core in memory.\r
//\r
OldCoreData->ShadowedPeiCore (SecCoreData, PpiList, OldCoreData);\r
+ \r
+ //\r
+ // Should never reach here.\r
+ //\r
+ ASSERT (FALSE);\r
+ CpuDeadLoop();\r
}\r
\r
+ //\r
+ // Memory is available to the PEI Core and the PEI Core has been shadowed to memory.\r
+ //\r
+ CopyMem (&NewSecCoreData, SecCoreDataPtr, sizeof (NewSecCoreData));\r
+ SecCoreData = &NewSecCoreData;\r
+\r
CopyMem (&PrivateData, OldCoreData, sizeof (PrivateData));\r
- \r
+\r
CpuIo = (VOID*)PrivateData.ServiceTableShadow.CpuIo;\r
PciCfg = (VOID*)PrivateData.ServiceTableShadow.PciCfg;\r
\r
\r
PrivateData.ServiceTableShadow.CpuIo = CpuIo;\r
PrivateData.ServiceTableShadow.PciCfg = PciCfg;\r
- } else {\r
- //\r
- // If OldCoreData is NULL, means current is first Peicore's entering.\r
- //\r
- \r
- ZeroMem (&PrivateData, sizeof (PEI_CORE_INSTANCE));\r
- PrivateData.Signature = PEI_CORE_HANDLE_SIGNATURE;\r
- CopyMem (&PrivateData.ServiceTableShadow, &gPs, sizeof (gPs));\r
}\r
-\r
+ \r
+ //\r
+ // Cache a pointer to the PEI Services Table that is either in temporary memory or permanent memory\r
+ //\r
PrivateData.Ps = &PrivateData.ServiceTableShadow;\r
\r
//\r
- // Initialize libraries that the PeiCore is linked against\r
+ // Initialize libraries that the PEI Core is linked against\r
//\r
ProcessLibraryConstructorList (NULL, (CONST EFI_PEI_SERVICES **)&PrivateData.Ps);\r
\r
- InitializeMemoryServices (&PrivateData, SecCoreData, OldCoreData);\r
-\r
- InitializePpiServices (&PrivateData, OldCoreData);\r
-\r
//\r
// Save PeiServicePointer so that it can be retrieved anywhere.\r
//\r
- SetPeiServicesTablePointer((CONST EFI_PEI_SERVICES **) &PrivateData.Ps);\r
- \r
- if (OldCoreData != NULL) {\r
+ SetPeiServicesTablePointer ((CONST EFI_PEI_SERVICES **)&PrivateData.Ps);\r
\r
- PERF_END (NULL,"PreMem", NULL, 0);\r
- PERF_START (NULL,"PostMem", NULL, 0);\r
+ //\r
+ // Initialize PEI Core Services\r
+ //\r
+ InitializeMemoryServices (&PrivateData, SecCoreData, OldCoreData);\r
+ if (OldCoreData == NULL) {\r
+ //\r
+ // Initialize PEI Core Private Data Buffer\r
+ //\r
+ PrivateData.PpiData.PpiListPtrs = AllocateZeroPool (sizeof (PEI_PPI_LIST_POINTERS) * PcdGet32 (PcdPeiCoreMaxPpiSupported));\r
+ ASSERT (PrivateData.PpiData.PpiListPtrs != NULL);\r
+ PrivateData.Fv = AllocateZeroPool (sizeof (PEI_CORE_FV_HANDLE) * PcdGet32 (PcdPeiCoreMaxFvSupported));\r
+ ASSERT (PrivateData.Fv != NULL);\r
+ PrivateData.Fv[0].PeimState = AllocateZeroPool (sizeof (UINT8) * PcdGet32 (PcdPeiCoreMaxPeimPerFv) * PcdGet32 (PcdPeiCoreMaxFvSupported));\r
+ ASSERT (PrivateData.Fv[0].PeimState != NULL);\r
+ PrivateData.Fv[0].FvFileHandles = AllocateZeroPool (sizeof (EFI_PEI_FILE_HANDLE) * PcdGet32 (PcdPeiCoreMaxPeimPerFv) * PcdGet32 (PcdPeiCoreMaxFvSupported));\r
+ ASSERT (PrivateData.Fv[0].FvFileHandles != NULL);\r
+ for (Index = 1; Index < PcdGet32 (PcdPeiCoreMaxFvSupported); Index ++) {\r
+ PrivateData.Fv[Index].PeimState = PrivateData.Fv[Index - 1].PeimState + PcdGet32 (PcdPeiCoreMaxPeimPerFv);\r
+ PrivateData.Fv[Index].FvFileHandles = PrivateData.Fv[Index - 1].FvFileHandles + PcdGet32 (PcdPeiCoreMaxPeimPerFv);\r
+ }\r
+ PrivateData.UnknownFvInfo = AllocateZeroPool (sizeof (PEI_CORE_UNKNOW_FORMAT_FV_INFO) * PcdGet32 (PcdPeiCoreMaxFvSupported));\r
+ ASSERT (PrivateData.UnknownFvInfo != NULL);\r
+ PrivateData.CurrentFvFileHandles = AllocateZeroPool (sizeof (EFI_PEI_FILE_HANDLE) * PcdGet32 (PcdPeiCoreMaxPeimPerFv));\r
+ ASSERT (PrivateData.CurrentFvFileHandles != NULL);\r
+ PrivateData.FileGuid = AllocatePool (sizeof (EFI_GUID) * PcdGet32 (PcdPeiCoreMaxPeimPerFv));\r
+ ASSERT (PrivateData.FileGuid != NULL);\r
+ PrivateData.FileHandles = AllocatePool (sizeof (EFI_PEI_FILE_HANDLE) * (PcdGet32 (PcdPeiCoreMaxPeimPerFv) + 1));\r
+ ASSERT (PrivateData.FileHandles != NULL);\r
+ }\r
+ InitializePpiServices (&PrivateData, OldCoreData);\r
+ \r
+ //\r
+ // Update performance measurements \r
+ //\r
+ if (OldCoreData == NULL) {\r
+ PERF_START (NULL, "SEC", NULL, 1);\r
+ PERF_END (NULL, "SEC", NULL, 0);\r
\r
//\r
- // Alert any listeners that there is permanent memory available\r
+ // If first pass, start performance measurement.\r
//\r
- \r
- PERF_START (NULL,"DisMem", NULL, 0);\r
- Status = PeiServicesInstallPpi (&mMemoryDiscoveredPpi);\r
- PERF_END (NULL,"DisMem", NULL, 0);\r
+ PERF_START (NULL,"PEI", NULL, 0);\r
+ PERF_START (NULL,"PreMem", NULL, 0);\r
\r
} else {\r
+ PERF_END (NULL,"PreMem", NULL, 0);\r
+ PERF_START (NULL,"PostMem", NULL, 0);\r
+ }\r
\r
+ //\r
+ // Complete PEI Core Service initialization\r
+ // \r
+ InitializeSecurityServices (&PrivateData.Ps, OldCoreData);\r
+ InitializeDispatcherData (&PrivateData, OldCoreData, SecCoreData);\r
+ InitializeImageServices (&PrivateData, OldCoreData);\r
+\r
+ //\r
+ // Perform PEI Core Phase specific actions\r
+ // \r
+ if (OldCoreData == NULL) {\r
//\r
// Report Status Code EFI_SW_PC_INIT\r
//\r
(EFI_SOFTWARE_PEI_CORE | EFI_SW_PC_INIT)\r
);\r
\r
- PERF_START (NULL, "SEC", NULL, 1);\r
- PERF_END (NULL, "SEC", NULL, Tick);\r
-\r
- PERF_START (NULL,"PEI", NULL, Tick);\r
- //\r
- // If first pass, start performance measurement.\r
- //\r
- PERF_START (NULL,"PreMem", NULL, Tick);\r
-\r
//\r
// If SEC provided any PPI services to PEI, install them.\r
//\r
Status = PeiServicesInstallPpi (PpiList);\r
ASSERT_EFI_ERROR (Status);\r
}\r
- }\r
+ } else {\r
+ //\r
+ // Try to locate Temporary RAM Done Ppi.\r
+ //\r
+ Status = PeiServicesLocatePpi (\r
+ &gEfiTemporaryRamDonePpiGuid,\r
+ 0,\r
+ NULL,\r
+ (VOID**)&TemporaryRamDonePpi\r
+ );\r
+ if (!EFI_ERROR (Status)) {\r
+ //\r
+ // Disable the use of Temporary RAM after the transition from Temporary RAM to Permanent RAM is complete.\r
+ //\r
+ TemporaryRamDonePpi->TemporaryRamDone ();\r
+ }\r
\r
- InitializeSecurityServices (&PrivateData.Ps, OldCoreData);\r
+ //\r
+ // Alert any listeners that there is permanent memory available\r
+ //\r
+ PERF_START (NULL,"DisMem", NULL, 0);\r
+ Status = PeiServicesInstallPpi (&mMemoryDiscoveredPpi);\r
\r
- InitializeDispatcherData (&PrivateData, OldCoreData, SecCoreData);\r
+ //\r
+ // Process the Notify list and dispatch any notifies for the Memory Discovered PPI\r
+ //\r
+ ProcessNotifyList (&PrivateData);\r
\r
- //\r
- // Install Pei Load File PPI. \r
- //\r
- InitializeImageServices (&PrivateData, OldCoreData);\r
+ PERF_END (NULL,"DisMem", NULL, 0);\r
+ }\r
\r
//\r
// Call PEIM dispatcher\r
//\r
PeiDispatcher (SecCoreData, &PrivateData);\r
\r
- //\r
- // Check if InstallPeiMemory service was called.\r
- //\r
- ASSERT(PrivateData.PeiMemoryInstalled == TRUE);\r
+ if (PrivateData.HobList.HandoffInformationTable->BootMode != BOOT_ON_S3_RESUME) {\r
+ //\r
+ // Check if InstallPeiMemory service was called on non-S3 resume boot path.\r
+ //\r
+ ASSERT(PrivateData.PeiMemoryInstalled == TRUE);\r
+ }\r
\r
//\r
- // Till now, PEI phase will be finished, get performace count\r
- // for computing duration of PEI phase\r
+ // Measure PEI Core execution time.\r
//\r
PERF_END (NULL, "PostMem", NULL, 0);\r
\r
+ //\r
+ // Lookup DXE IPL PPI\r
+ //\r
Status = PeiServicesLocatePpi (\r
&gEfiDxeIplPpiGuid,\r
0,\r
);\r
ASSERT_EFI_ERROR (Status);\r
\r
+ if (EFI_ERROR (Status)) {\r
+ //\r
+ // Report status code to indicate DXE IPL PPI could not be found.\r
+ //\r
+ REPORT_STATUS_CODE (\r
+ EFI_ERROR_CODE | EFI_ERROR_MAJOR,\r
+ (EFI_SOFTWARE_PEI_CORE | EFI_SW_PEI_CORE_EC_DXEIPL_NOT_FOUND)\r
+ );\r
+ CpuDeadLoop ();\r
+ }\r
+\r
//\r
// Enter DxeIpl to load Dxe core.\r
//\r
ASSERT_EFI_ERROR (Status);\r
CpuDeadLoop();\r
}\r
-\r
-\r
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