From a0b7c09f23c0f9d34e08a3391d5d0425d9040348 Mon Sep 17 00:00:00 2001 From: alfred Date: Tue, 6 Jun 2006 07:15:42 +0000 Subject: [PATCH] Apply changes(Unix Type to Windows Type) to the rest of the 2 files: edk2\EdkModulePkg\Core\Pei\Image\Image.c edk2\EdkModulePkg\Core\Pei\PeiMain\Peimain.c git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@431 6f19259b-4bc3-4df7-8a09-765794883524 --- EdkModulePkg/Core/Pei/Image/Image.c | 482 +++++++++++------------ EdkModulePkg/Core/Pei/PeiMain/PeiMain.c | 483 ++++++++++++------------ 2 files changed, 485 insertions(+), 480 deletions(-) diff --git a/EdkModulePkg/Core/Pei/Image/Image.c b/EdkModulePkg/Core/Pei/Image/Image.c index 1580750142..42ecc862fd 100644 --- a/EdkModulePkg/Core/Pei/Image/Image.c +++ b/EdkModulePkg/Core/Pei/Image/Image.c @@ -1,239 +1,243 @@ -/*++ - -Copyright (c) 2006, Intel Corporation -All rights reserved. This program and the accompanying materials -are licensed and made available under the terms and conditions of the BSD License -which accompanies this distribution. The full text of the license may be found at -http://opensource.org/licenses/bsd-license.php - -THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, -WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. - -Module Name: - - Image.c - -Abstract: - - Pei Core Load Image Support - ---*/ - -#include - -EFI_STATUS -PeiLoadImage ( - IN EFI_PEI_SERVICES **PeiServices, - IN EFI_FFS_FILE_HEADER *PeimFileHeader, - OUT VOID **EntryPoint - ) -/*++ - -Routine Description: - - Routine for loading file image. - -Arguments: - - PeiServices - The PEI core services table. - PeimFileHeader - Pointer to the FFS file header of the image. - EntryPoint - Pointer to entry point of specified image file for output. - -Returns: - - Status - EFI_SUCCESS - Image is successfully loaded. - EFI_NOT_FOUND - Fail to locate necessary PPI - Others - Fail to load file. - ---*/ -{ - EFI_STATUS Status; - VOID *Pe32Data; - EFI_PEI_FV_FILE_LOADER_PPI *FvLoadFilePpi; - EFI_PHYSICAL_ADDRESS ImageAddress; - UINT64 ImageSize; - EFI_PHYSICAL_ADDRESS ImageEntryPoint; - EFI_TE_IMAGE_HEADER *TEImageHeader; - - *EntryPoint = NULL; - TEImageHeader = NULL; - - // - // Try to find a PE32 section. - // - Status = PeiCoreFfsFindSectionData ( - EFI_SECTION_PE32, - PeimFileHeader, - &Pe32Data - ); - // - // If we didn't find a PE32 section, try to find a TE section. - // - if (EFI_ERROR (Status)) { - Status = PeiCoreFfsFindSectionData ( - EFI_SECTION_TE, - PeimFileHeader, - (VOID **) &TEImageHeader - ); - if (EFI_ERROR (Status) || TEImageHeader == NULL) { - // - // There was not a PE32 or a TE section, so assume that it's a Compressed section - // and use the LoadFile - // - Status = PeiCoreLocatePpi ( - &gEfiPeiFvFileLoaderPpiGuid, - 0, - NULL, - (VOID **)&FvLoadFilePpi - ); - if (EFI_ERROR (Status)) { - return EFI_NOT_FOUND; - } - - Status = FvLoadFilePpi->FvLoadFile ( - FvLoadFilePpi, - PeimFileHeader, - &ImageAddress, - &ImageSize, - &ImageEntryPoint - ); - - if (EFI_ERROR (Status)) { - return EFI_NOT_FOUND; - } - - // - // Retrieve the entry point from the PE/COFF image header - // - Status = PeCoffLoaderGetEntryPoint ((VOID *)(UINTN)ImageAddress, EntryPoint); - if (EFI_ERROR (Status)) { - return EFI_NOT_FOUND; - } - } else { - // - // Retrieve the entry point from the TE image header - // - ImageAddress = (EFI_PHYSICAL_ADDRESS) (UINTN) TEImageHeader; - *EntryPoint = (VOID *)((UINTN) TEImageHeader + sizeof (EFI_TE_IMAGE_HEADER) + - TEImageHeader->AddressOfEntryPoint - TEImageHeader->StrippedSize); - } - } else { - // - // Retrieve the entry point from the PE/COFF image header - // - ImageAddress = (EFI_PHYSICAL_ADDRESS) (UINTN) Pe32Data; - Status = PeCoffLoaderGetEntryPoint (Pe32Data, EntryPoint); - if (EFI_ERROR (Status)) { - return EFI_NOT_FOUND; - } - } - - // - // Print debug message: Loading PEIM at 0x12345678 EntryPoint=0x12345688 Driver.efi - // - DEBUG ((EFI_D_INFO | EFI_D_LOAD, "Loading PEIM at 0x%08x EntryPoint=0x%08x ", Pe32Data, *EntryPoint)); - DEBUG_CODE ( - EFI_IMAGE_DATA_DIRECTORY * DirectoryEntry; - EFI_IMAGE_DEBUG_DIRECTORY_ENTRY * DebugEntry; - UINTN DirCount; - UINTN Index; - UINTN Index1; - BOOLEAN FileNameFound; - CHAR8 *AsciiString; - CHAR8 AsciiBuffer[512]; - VOID *CodeViewEntryPointer; - INTN TEImageAdjust; - EFI_IMAGE_DOS_HEADER *DosHeader; - EFI_IMAGE_NT_HEADERS *PeHeader; - - // - // Pe32Data is NULL when load TE image - // - PeHeader = NULL; - if (TEImageHeader == NULL) { - DosHeader = (EFI_IMAGE_DOS_HEADER *)Pe32Data; - if (DosHeader->e_magic == EFI_IMAGE_DOS_SIGNATURE) { - // - // DOS image header is present, so read the PE header after the DOS image header - // - PeHeader = (EFI_IMAGE_NT_HEADERS *) ((UINTN) Pe32Data + (UINTN) ((DosHeader->e_lfanew) & 0x0ffff)); - } else { - // - // DOS image header is not present, so PE header is at the image base - // - PeHeader = (EFI_IMAGE_NT_HEADERS *) Pe32Data; - } - } - - // - // Find the codeview info in the image and display the file name - // being loaded. - // - // Per the PE/COFF spec, you can't assume that a given data directory - // is present in the image. You have to check the NumberOfRvaAndSizes in - // the optional header to verify a desired directory entry is there. - // - DebugEntry = NULL; - DirectoryEntry = NULL; - TEImageAdjust = 0; - if (TEImageHeader == NULL) { - if (PeHeader->OptionalHeader.NumberOfRvaAndSizes > EFI_IMAGE_DIRECTORY_ENTRY_DEBUG) { - DirectoryEntry = (EFI_IMAGE_DATA_DIRECTORY *) &(PeHeader->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_DEBUG]); - DebugEntry = (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *) ((UINTN) ImageAddress + DirectoryEntry->VirtualAddress); - } - } else { - if (TEImageHeader->DataDirectory[EFI_TE_IMAGE_DIRECTORY_ENTRY_DEBUG].VirtualAddress != 0) { - DirectoryEntry = &TEImageHeader->DataDirectory[EFI_TE_IMAGE_DIRECTORY_ENTRY_DEBUG]; - TEImageAdjust = sizeof (EFI_TE_IMAGE_HEADER) - TEImageHeader->StrippedSize; - DebugEntry = (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *)((UINTN) TEImageHeader + - TEImageHeader->DataDirectory[EFI_TE_IMAGE_DIRECTORY_ENTRY_DEBUG].VirtualAddress + - TEImageAdjust); - } - } - - if (DebugEntry != NULL && DirectoryEntry != NULL) { - for (DirCount = 0; DirCount < DirectoryEntry->Size; DirCount++, DebugEntry++) { - if (DebugEntry->Type == EFI_IMAGE_DEBUG_TYPE_CODEVIEW) { - if (DebugEntry->SizeOfData > 0) { - CodeViewEntryPointer = (VOID *) ((UINTN) DebugEntry->RVA + (UINTN) ImageAddress + (UINTN)TEImageAdjust); - switch (* (UINT32 *) CodeViewEntryPointer) { - case CODEVIEW_SIGNATURE_NB10: - AsciiString = (CHAR8 *) CodeViewEntryPointer + sizeof (EFI_IMAGE_DEBUG_CODEVIEW_NB10_ENTRY); - break; - - case CODEVIEW_SIGNATURE_RSDS: - AsciiString = (CHAR8 *) CodeViewEntryPointer + sizeof (EFI_IMAGE_DEBUG_CODEVIEW_RSDS_ENTRY); - break; - - default: - AsciiString = NULL; - break; - } - if (AsciiString != NULL) { - FileNameFound = FALSE; - for (Index = 0, Index1 = 0; AsciiString[Index] != 0; Index++) { - if (AsciiString[Index] == '\\') { - Index1 = Index; - FileNameFound = TRUE; - } - } - - if (FileNameFound) { - for (Index = Index1 + 1; AsciiString[Index] != '.'; Index++) { - AsciiBuffer[Index - (Index1 + 1)] = AsciiString[Index]; - } - AsciiBuffer[Index - (Index1 + 1)] = 0; - DEBUG ((EFI_D_INFO | EFI_D_LOAD, "%a.efi", AsciiBuffer)); - break; - } - } - } - } - } - } - ); - - DEBUG ((EFI_D_INFO | EFI_D_LOAD, "\n")); - - return EFI_SUCCESS; -} +/*++ + +Copyright (c) 2006, Intel Corporation +All rights reserved. This program and the accompanying materials +are licensed and made available under the terms and conditions of the BSD License +which accompanies this distribution. The full text of the license may be found at +http://opensource.org/licenses/bsd-license.php + +THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +Module Name: + + Image.c + +Abstract: + + Pei Core Load Image Support + +--*/ + +#include + +EFI_STATUS +PeiLoadImage ( + IN EFI_PEI_SERVICES **PeiServices, + IN EFI_FFS_FILE_HEADER *PeimFileHeader, + OUT VOID **EntryPoint + ) +/*++ + +Routine Description: + + Routine for loading file image. + +Arguments: + + PeiServices - The PEI core services table. + PeimFileHeader - Pointer to the FFS file header of the image. + EntryPoint - Pointer to entry point of specified image file for output. + +Returns: + + Status - EFI_SUCCESS - Image is successfully loaded. + EFI_NOT_FOUND - Fail to locate necessary PPI + Others - Fail to load file. + +--*/ +{ + EFI_STATUS Status; + VOID *Pe32Data; + EFI_PEI_FV_FILE_LOADER_PPI *FvLoadFilePpi; +//#ifdef EFI_NT_EMULATOR +// EFI_PEI_PPI_DESCRIPTOR *PpiDescriptor; +// NT_PEI_LOAD_FILE_PPI *PeiNtService; +//#endif + EFI_PHYSICAL_ADDRESS ImageAddress; + UINT64 ImageSize; + EFI_PHYSICAL_ADDRESS ImageEntryPoint; + EFI_TE_IMAGE_HEADER *TEImageHeader; + + *EntryPoint = NULL; + TEImageHeader = NULL; + + // + // Try to find a PE32 section. + // + Status = PeiCoreFfsFindSectionData ( + EFI_SECTION_PE32, + PeimFileHeader, + &Pe32Data + ); + // + // If we didn't find a PE32 section, try to find a TE section. + // + if (EFI_ERROR (Status)) { + Status = PeiCoreFfsFindSectionData ( + EFI_SECTION_TE, + PeimFileHeader, + (VOID **) &TEImageHeader + ); + if (EFI_ERROR (Status) || TEImageHeader == NULL) { + // + // There was not a PE32 or a TE section, so assume that it's a Compressed section + // and use the LoadFile + // + Status = PeiCoreLocatePpi ( + &gEfiPeiFvFileLoaderPpiGuid, + 0, + NULL, + (VOID **)&FvLoadFilePpi + ); + if (EFI_ERROR (Status)) { + return EFI_NOT_FOUND; + } + + Status = FvLoadFilePpi->FvLoadFile ( + FvLoadFilePpi, + PeimFileHeader, + &ImageAddress, + &ImageSize, + &ImageEntryPoint + ); + + if (EFI_ERROR (Status)) { + return EFI_NOT_FOUND; + } + + // + // Retrieve the entry point from the PE/COFF image header + // + Status = PeCoffLoaderGetEntryPoint ((VOID *)(UINTN)ImageAddress, EntryPoint); + if (EFI_ERROR (Status)) { + return EFI_NOT_FOUND; + } + } else { + // + // Retrieve the entry point from the TE image header + // + ImageAddress = (EFI_PHYSICAL_ADDRESS) (UINTN) TEImageHeader; + *EntryPoint = (VOID *)((UINTN) TEImageHeader + sizeof (EFI_TE_IMAGE_HEADER) + + TEImageHeader->AddressOfEntryPoint - TEImageHeader->StrippedSize); + } + } else { + // + // Retrieve the entry point from the PE/COFF image header + // + ImageAddress = (EFI_PHYSICAL_ADDRESS) (UINTN) Pe32Data; + Status = PeCoffLoaderGetEntryPoint (Pe32Data, EntryPoint); + if (EFI_ERROR (Status)) { + return EFI_NOT_FOUND; + } + } + + // + // Print debug message: Loading PEIM at 0x12345678 EntryPoint=0x12345688 Driver.efi + // + DEBUG ((EFI_D_INFO | EFI_D_LOAD, "Loading PEIM at 0x%08x EntryPoint=0x%08x ", Pe32Data, *EntryPoint)); + DEBUG_CODE ( + EFI_IMAGE_DATA_DIRECTORY * DirectoryEntry; + EFI_IMAGE_DEBUG_DIRECTORY_ENTRY * DebugEntry; + UINTN DirCount; + UINTN Index; + UINTN Index1; + BOOLEAN FileNameFound; + CHAR8 *AsciiString; + CHAR8 AsciiBuffer[512]; + VOID *CodeViewEntryPointer; + INTN TEImageAdjust; + EFI_IMAGE_DOS_HEADER *DosHeader; + EFI_IMAGE_NT_HEADERS *PeHeader; + + // + // Pe32Data is NULL when load TE image + // + PeHeader = NULL; + if (TEImageHeader == NULL) { + DosHeader = (EFI_IMAGE_DOS_HEADER *)Pe32Data; + if (DosHeader->e_magic == EFI_IMAGE_DOS_SIGNATURE) { + // + // DOS image header is present, so read the PE header after the DOS image header + // + PeHeader = (EFI_IMAGE_NT_HEADERS *) ((UINTN) Pe32Data + (UINTN) ((DosHeader->e_lfanew) & 0x0ffff)); + } else { + // + // DOS image header is not present, so PE header is at the image base + // + PeHeader = (EFI_IMAGE_NT_HEADERS *) Pe32Data; + } + } + + // + // Find the codeview info in the image and display the file name + // being loaded. + // + // Per the PE/COFF spec, you can't assume that a given data directory + // is present in the image. You have to check the NumberOfRvaAndSizes in + // the optional header to verify a desired directory entry is there. + // + DebugEntry = NULL; + DirectoryEntry = NULL; + TEImageAdjust = 0; + if (TEImageHeader == NULL) { + if (PeHeader->OptionalHeader.NumberOfRvaAndSizes > EFI_IMAGE_DIRECTORY_ENTRY_DEBUG) { + DirectoryEntry = (EFI_IMAGE_DATA_DIRECTORY *) &(PeHeader->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_DEBUG]); + DebugEntry = (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *) ((UINTN) ImageAddress + DirectoryEntry->VirtualAddress); + } + } else { + if (TEImageHeader->DataDirectory[EFI_TE_IMAGE_DIRECTORY_ENTRY_DEBUG].VirtualAddress != 0) { + DirectoryEntry = &TEImageHeader->DataDirectory[EFI_TE_IMAGE_DIRECTORY_ENTRY_DEBUG]; + TEImageAdjust = sizeof (EFI_TE_IMAGE_HEADER) - TEImageHeader->StrippedSize; + DebugEntry = (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *)((UINTN) TEImageHeader + + TEImageHeader->DataDirectory[EFI_TE_IMAGE_DIRECTORY_ENTRY_DEBUG].VirtualAddress + + TEImageAdjust); + } + } + + if (DebugEntry != NULL && DirectoryEntry != NULL) { + for (DirCount = 0; DirCount < DirectoryEntry->Size; DirCount++, DebugEntry++) { + if (DebugEntry->Type == EFI_IMAGE_DEBUG_TYPE_CODEVIEW) { + if (DebugEntry->SizeOfData > 0) { + CodeViewEntryPointer = (VOID *) ((UINTN) DebugEntry->RVA + (UINTN) ImageAddress + (UINTN)TEImageAdjust); + switch (* (UINT32 *) CodeViewEntryPointer) { + case CODEVIEW_SIGNATURE_NB10: + AsciiString = (CHAR8 *) CodeViewEntryPointer + sizeof (EFI_IMAGE_DEBUG_CODEVIEW_NB10_ENTRY); + break; + + case CODEVIEW_SIGNATURE_RSDS: + AsciiString = (CHAR8 *) CodeViewEntryPointer + sizeof (EFI_IMAGE_DEBUG_CODEVIEW_RSDS_ENTRY); + break; + + default: + AsciiString = NULL; + break; + } + if (AsciiString != NULL) { + FileNameFound = FALSE; + for (Index = 0, Index1 = 0; AsciiString[Index] != 0; Index++) { + if (AsciiString[Index] == '\\') { + Index1 = Index; + FileNameFound = TRUE; + } + } + + if (FileNameFound) { + for (Index = Index1 + 1; AsciiString[Index] != '.'; Index++) { + AsciiBuffer[Index - (Index1 + 1)] = AsciiString[Index]; + } + AsciiBuffer[Index - (Index1 + 1)] = 0; + DEBUG ((EFI_D_INFO | EFI_D_LOAD, "%a.efi", AsciiBuffer)); + break; + } + } + } + } + } + } + ); + + DEBUG ((EFI_D_INFO | EFI_D_LOAD, "\n")); + + return EFI_SUCCESS; +} diff --git a/EdkModulePkg/Core/Pei/PeiMain/PeiMain.c b/EdkModulePkg/Core/Pei/PeiMain/PeiMain.c index 7b4c2f99a6..f27b0274f5 100644 --- a/EdkModulePkg/Core/Pei/PeiMain/PeiMain.c +++ b/EdkModulePkg/Core/Pei/PeiMain/PeiMain.c @@ -1,241 +1,242 @@ -/*++ - -Copyright (c) 2006, Intel Corporation -All rights reserved. This program and the accompanying materials -are licensed and made available under the terms and conditions of the BSD License -which accompanies this distribution. The full text of the license may be found at -http://opensource.org/licenses/bsd-license.php - -THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, -WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. - -Module Name: - - PeiMain.c - -Abstract: - - Pei Core Main Entry Point - -Revision History - ---*/ - -#include - -// -//CAR is filled with this initial value during SEC phase -// -#define INIT_CAR_VALUE 0x5AA55AA5 - -static EFI_PEI_PPI_DESCRIPTOR mMemoryDiscoveredPpi = { - (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST), - &gEfiPeiMemoryDiscoveredPpiGuid, - NULL -}; - -// -// Pei Core Module Variables -// -// -static EFI_PEI_SERVICES mPS = { - { - PEI_SERVICES_SIGNATURE, - PEI_SERVICES_REVISION, - sizeof (EFI_PEI_SERVICES), - 0, - 0 - }, - PeiInstallPpi, - PeiReInstallPpi, - PeiLocatePpi, - PeiNotifyPpi, - - PeiGetBootMode, - PeiSetBootMode, - - PeiGetHobList, - PeiCreateHob, - - PeiFvFindNextVolume, - PeiFfsFindNextFile, - PeiFfsFindSectionData, - - PeiInstallPeiMemory, - PeiAllocatePages, - PeiAllocatePool, - (EFI_PEI_COPY_MEM)CopyMem, - (EFI_PEI_SET_MEM)SetMem, - - PeiReportStatusCode, - - PeiResetSystem -}; - -EFI_STATUS -EFIAPI -PeiCore ( - IN EFI_PEI_STARTUP_DESCRIPTOR *PeiStartupDescriptor, - IN PEI_CORE_INSTANCE *OldCoreData - ) -/*++ - -Routine Description: - - Main entry point to Pei Core. After switching stack in the PEI core, - it will restart with the old core data. - -Arguments: - - PeiStartupDescriptor - Information and services provided by SEC phase. - OldCoreData - Pointer to old core data that is used to initialize the - core's data areas. - -Returns: - - This function never returns - EFI_NOT_FOUND - Never reach - ---*/ -{ - PEI_CORE_INSTANCE PrivateData; - EFI_STATUS Status; - PEI_CORE_TEMP_POINTERS TempPtr; - PEI_CORE_DISPATCH_DATA *DispatchData; - UINT64 mTick; - - mTick = 0; - -#ifdef EFI_PEI_PERFORMANCE - if (OldCoreData == NULL) { - mTick = GetPerformanceCounter (); - } -#endif - - // - // For IPF in CAR mode the real memory access is uncached,in InstallPeiMemory() - // the 63-bit of address is set to 1. - // - SWITCH_TO_CACHE_MODE (OldCoreData); - - if (OldCoreData != NULL) { - CopyMem (&PrivateData, OldCoreData, sizeof (PEI_CORE_INSTANCE)); - } else { - ZeroMem (&PrivateData, sizeof (PEI_CORE_INSTANCE)); - } - - PrivateData.Signature = PEI_CORE_HANDLE_SIGNATURE; - PrivateData.PS = &mPS; - - // - // Initialize libraries that the PeiCore is linked against - // BUGBUG: The FfsHeader is passed in as NULL. Do we look it up or remove it from the lib init? - // - ProcessLibraryConstructorList (NULL, &PrivateData.PS); - - InitializeMemoryServices (&PrivateData.PS, PeiStartupDescriptor, OldCoreData); - - InitializePpiServices (&PrivateData.PS, OldCoreData); - - InitializeSecurityServices (&PrivateData.PS, OldCoreData); - - InitializeDispatcherData (&PrivateData.PS, OldCoreData, PeiStartupDescriptor); - - if (OldCoreData != NULL) { - - PERF_END (NULL,"PreMem", NULL, 0); - PERF_START (NULL,"PostMem", NULL, 0); - - // - // The following code dumps out interesting cache as RAM usage information - // so we can keep tabs on how the cache as RAM is being utilized. The - // DEBUG_CODE macro is used to prevent this code from being compiled - // on a debug build. - // - DEBUG_CODE ( - UINTN *StackPointer; - UINTN StackValue; - - StackValue = INIT_CAR_VALUE; - for (StackPointer = (UINTN *) OldCoreData->MaxTopOfCarHeap; - ((UINTN) StackPointer < ((UINTN) OldCoreData->BottomOfCarHeap + OldCoreData->SizeOfCacheAsRam)) - && StackValue == INIT_CAR_VALUE; - StackPointer++) { - StackValue = *StackPointer; - } - - DEBUG ((EFI_D_INFO, "Total Cache as RAM: %d bytes.\n", OldCoreData->SizeOfCacheAsRam)); - DEBUG ((EFI_D_INFO, " CAR stack ever used: %d bytes.\n", - ((UINTN) OldCoreData->TopOfCarHeap - (UINTN) StackPointer) - )); - DEBUG ((EFI_D_INFO, " CAR heap used: %d bytes.\n", - ((UINTN) OldCoreData->HobList.HandoffInformationTable->EfiFreeMemoryBottom - - (UINTN) OldCoreData->HobList.Raw) - )); - ); - - // - // Alert any listeners that there is permanent memory available - // - PERF_START (NULL,"DisMem", NULL, 0); - Status = PeiCoreInstallPpi (&mMemoryDiscoveredPpi); - PERF_END (NULL,"DisMem", NULL, 0); - - } else { - - // - // Report Status Code EFI_SW_PC_INIT - // - REPORT_STATUS_CODE ( - EFI_PROGRESS_CODE, - EFI_SOFTWARE_PEI_CORE | EFI_SW_PC_INIT - ); - - // - // If first pass, start performance measurement. - // - PERF_START (NULL,"PreMem", NULL, mTick); - - // - // If SEC provided any PPI services to PEI, install them. - // - if (PeiStartupDescriptor->DispatchTable != NULL) { - Status = PeiCoreInstallPpi (PeiStartupDescriptor->DispatchTable); - ASSERT_EFI_ERROR (Status); - } - } - - DispatchData = &PrivateData.DispatchData; - - // - // Call PEIM dispatcher - // - PeiDispatcher (PeiStartupDescriptor, &PrivateData, DispatchData); - - // - // Check if InstallPeiMemory service was called. - // - ASSERT(PrivateData.PeiMemoryInstalled == TRUE); - - PERF_END (NULL, "PostMem", NULL, 0); - - Status = PeiCoreLocatePpi ( - &gEfiDxeIplPpiGuid, - 0, - NULL, - (VOID **)&TempPtr.DxeIpl - ); - ASSERT_EFI_ERROR (Status); - - DEBUG ((EFI_D_INFO, "DXE IPL Entry\n")); - Status = TempPtr.DxeIpl->Entry ( - TempPtr.DxeIpl, - &PrivateData.PS, - PrivateData.HobList - ); - - ASSERT_EFI_ERROR (Status); - - return EFI_NOT_FOUND; -} - +/*++ + +Copyright (c) 2006, Intel Corporation +All rights reserved. This program and the accompanying materials +are licensed and made available under the terms and conditions of the BSD License +which accompanies this distribution. The full text of the license may be found at +http://opensource.org/licenses/bsd-license.php + +THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +Module Name: + + PeiMain.c + +Abstract: + + Pei Core Main Entry Point + +Revision History + +--*/ + +#include + +// +//CAR is filled with this initial value during SEC phase +// +#define INIT_CAR_VALUE 0x5AA55AA5 + +static EFI_PEI_PPI_DESCRIPTOR mMemoryDiscoveredPpi = { + (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST), + &gEfiPeiMemoryDiscoveredPpiGuid, + NULL +}; + +// +// Pei Core Module Variables +// +// +static EFI_PEI_SERVICES mPS = { + { + PEI_SERVICES_SIGNATURE, + PEI_SERVICES_REVISION, + sizeof (EFI_PEI_SERVICES), + 0, + 0 + }, + PeiInstallPpi, + PeiReInstallPpi, + PeiLocatePpi, + PeiNotifyPpi, + + PeiGetBootMode, + PeiSetBootMode, + + PeiGetHobList, + PeiCreateHob, + + PeiFvFindNextVolume, + PeiFfsFindNextFile, + PeiFfsFindSectionData, + + PeiInstallPeiMemory, + PeiAllocatePages, + PeiAllocatePool, + (EFI_PEI_COPY_MEM)CopyMem, + (EFI_PEI_SET_MEM)SetMem, + + PeiReportStatusCode, + + PeiResetSystem +}; + +EFI_STATUS +EFIAPI +PeiCore ( + IN EFI_PEI_STARTUP_DESCRIPTOR *PeiStartupDescriptor, + IN PEI_CORE_INSTANCE *OldCoreData + ) +/*++ + +Routine Description: + + The entry routine to Pei Core, invoked by PeiMain during transition + from SEC to PEI. After switching stack in the PEI core, it will restart + with the old core data. + +Arguments: + + PeiStartupDescriptor - Information and services provided by SEC phase. + OldCoreData - Pointer to old core data that is used to initialize the + core's data areas. + +Returns: + + This function never returns + EFI_NOT_FOUND - Never reach + +--*/ +{ + PEI_CORE_INSTANCE PrivateData; + EFI_STATUS Status; + PEI_CORE_TEMP_POINTERS TempPtr; + PEI_CORE_DISPATCH_DATA *DispatchData; + UINT64 mTick; + + mTick = 0; + +#ifdef EFI_PEI_PERFORMANCE + if (OldCoreData == NULL) { + mTick = GetPerformanceCounter (); + } +#endif + + // + // For IPF in CAR mode the real memory access is uncached,in InstallPeiMemory() + // the 63-bit of address is set to 1. + // + SWITCH_TO_CACHE_MODE (OldCoreData); + + if (OldCoreData != NULL) { + CopyMem (&PrivateData, OldCoreData, sizeof (PEI_CORE_INSTANCE)); + } else { + ZeroMem (&PrivateData, sizeof (PEI_CORE_INSTANCE)); + } + + PrivateData.Signature = PEI_CORE_HANDLE_SIGNATURE; + PrivateData.PS = &mPS; + + // + // Initialize libraries that the PeiCore is linked against + // BUGBUG: The FfsHeader is passed in as NULL. Do we look it up or remove it from the lib init? + // + ProcessLibraryConstructorList (NULL, &PrivateData.PS); + + InitializeMemoryServices (&PrivateData.PS, PeiStartupDescriptor, OldCoreData); + + InitializePpiServices (&PrivateData.PS, OldCoreData); + + InitializeSecurityServices (&PrivateData.PS, OldCoreData); + + InitializeDispatcherData (&PrivateData.PS, OldCoreData, PeiStartupDescriptor); + + if (OldCoreData != NULL) { + + PERF_END (NULL,"PreMem", NULL, 0); + PERF_START (NULL,"PostMem", NULL, 0); + + // + // The following code dumps out interesting cache as RAM usage information + // so we can keep tabs on how the cache as RAM is being utilized. The + // DEBUG_CODE macro is used to prevent this code from being compiled + // on a debug build. + // + DEBUG_CODE ( + UINTN *StackPointer; + UINTN StackValue; + + StackValue = INIT_CAR_VALUE; + for (StackPointer = (UINTN *) OldCoreData->MaxTopOfCarHeap; + ((UINTN) StackPointer < ((UINTN) OldCoreData->BottomOfCarHeap + OldCoreData->SizeOfCacheAsRam)) + && StackValue == INIT_CAR_VALUE; + StackPointer++) { + StackValue = *StackPointer; + } + + DEBUG ((EFI_D_INFO, "Total Cache as RAM: %d bytes.\n", OldCoreData->SizeOfCacheAsRam)); + DEBUG ((EFI_D_INFO, " CAR stack ever used: %d bytes.\n", + ((UINTN) OldCoreData->TopOfCarHeap - (UINTN) StackPointer) + )); + DEBUG ((EFI_D_INFO, " CAR heap used: %d bytes.\n", + ((UINTN) OldCoreData->HobList.HandoffInformationTable->EfiFreeMemoryBottom - + (UINTN) OldCoreData->HobList.Raw) + )); + ); + + // + // Alert any listeners that there is permanent memory available + // + PERF_START (NULL,"DisMem", NULL, 0); + Status = PeiCoreInstallPpi (&mMemoryDiscoveredPpi); + PERF_END (NULL,"DisMem", NULL, 0); + + } else { + + // + // Report Status Code EFI_SW_PC_INIT + // + REPORT_STATUS_CODE ( + EFI_PROGRESS_CODE, + EFI_SOFTWARE_PEI_CORE | EFI_SW_PC_INIT + ); + + // + // If first pass, start performance measurement. + // + PERF_START (NULL,"PreMem", NULL, mTick); + + // + // If SEC provided any PPI services to PEI, install them. + // + if (PeiStartupDescriptor->DispatchTable != NULL) { + Status = PeiCoreInstallPpi (PeiStartupDescriptor->DispatchTable); + ASSERT_EFI_ERROR (Status); + } + } + + DispatchData = &PrivateData.DispatchData; + + // + // Call PEIM dispatcher + // + PeiDispatcher (PeiStartupDescriptor, &PrivateData, DispatchData); + + // + // Check if InstallPeiMemory service was called. + // + ASSERT(PrivateData.PeiMemoryInstalled == TRUE); + + PERF_END (NULL, "PostMem", NULL, 0); + + Status = PeiCoreLocatePpi ( + &gEfiDxeIplPpiGuid, + 0, + NULL, + (VOID **)&TempPtr.DxeIpl + ); + ASSERT_EFI_ERROR (Status); + + DEBUG ((EFI_D_INFO, "DXE IPL Entry\n")); + Status = TempPtr.DxeIpl->Entry ( + TempPtr.DxeIpl, + &PrivateData.PS, + PrivateData.HobList + ); + + ASSERT_EFI_ERROR (Status); + + return EFI_NOT_FOUND; +} +