Current FspDxeIpl has lot of non-FSP related content, which is copied from normal DxeIpl from MdeModulePkg. This new design is just to reuse common code in normal DxeIpl, (like DecompressPpi, SectionExtractionPpi), and separate FSP notification logic to a new module - FspNotifyPhase PEIM.
Cc: Giri P Mudusuru <giri.p.mudus...@intel.com> Cc: Maurice Ma <maurice...@intel.com> Cc: Ravi P Rangarajan <ravi.p.rangara...@intel.com> Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Jiewen Yao <jiewen....@intel.com> Reviewed-by: Giri P Mudusuru <giri.p.mudus...@intel.com> Reviewed-by: Maurice Ma <maurice...@intel.com> Reviewed-by: Ravi P Rangarajan <ravi.p.rangara...@intel.com> --- IntelFspPkg/FspDxeIpl/DxeIpl.c | 456 -------------------- IntelFspPkg/FspDxeIpl/DxeIpl.h | 192 --------- IntelFspPkg/FspDxeIpl/FspDxeIpl.inf | 70 --- IntelFspPkg/FspNotifyPhase/FspNotifyPhasePeim.c | 121 ++++++ IntelFspPkg/FspNotifyPhase/FspNotifyPhasePeim.h | 24 ++ IntelFspPkg/FspNotifyPhase/FspNotifyPhasePeim.inf | 49 +++ 6 files changed, 194 insertions(+), 718 deletions(-) diff --git a/IntelFspPkg/FspDxeIpl/DxeIpl.c b/IntelFspPkg/FspDxeIpl/DxeIpl.c deleted file mode 100644 index 9ccd3ca..0000000 --- a/IntelFspPkg/FspDxeIpl/DxeIpl.c +++ /dev/null @@ -1,456 +0,0 @@ -/** @file - - Copyright (c) 2014 - 2015, Intel Corporation. All rights reserved.<BR> - 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. - -**/ - -#include "DxeIpl.h" - - -// -// Module Globals used in the DXE to PEI hand off -// These must be module globals, so the stack can be switched -// -CONST EFI_DXE_IPL_PPI mDxeIplPpi = { - DxeLoadCore -}; - -CONST EFI_PEI_GUIDED_SECTION_EXTRACTION_PPI mCustomGuidedSectionExtractionPpi = { - CustomGuidedSectionExtract -}; - -CONST EFI_PEI_DECOMPRESS_PPI mDecompressPpi = { - Decompress -}; - -CONST EFI_PEI_PPI_DESCRIPTOR mPpiList[] = { - { - EFI_PEI_PPI_DESCRIPTOR_PPI, - &gEfiDxeIplPpiGuid, - (VOID *) &mDxeIplPpi - }, - { - (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST), - &gEfiPeiDecompressPpiGuid, - (VOID *) &mDecompressPpi - } -}; - -CONST EFI_PEI_PPI_DESCRIPTOR gEndOfPeiSignalPpi = { - (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST), - &gEfiEndOfPeiSignalPpiGuid, - NULL -}; - -/** - Entry point of DXE IPL PEIM. - - This function installs DXE IPL PPI and Decompress PPI. It also reloads - itself to memory on non-S3 resume boot path. - - @param[in] FileHandle Handle of the file being invoked. - @param[in] PeiServices Describes the list of possible PEI Services. - - @retval EFI_SUCESS The entry point of DXE IPL PEIM executes successfully. - @retval Others Some error occurs during the execution of this function. - -**/ -EFI_STATUS -EFIAPI -PeimInitializeDxeIpl ( - IN EFI_PEI_FILE_HANDLE FileHandle, - IN CONST EFI_PEI_SERVICES **PeiServices - ) -{ - EFI_STATUS Status; - EFI_GUID *ExtractHandlerGuidTable; - UINTN ExtractHandlerNumber; - EFI_PEI_PPI_DESCRIPTOR *GuidPpi; - - // - // Get custom extract guided section method guid list - // - ExtractHandlerNumber = ExtractGuidedSectionGetGuidList (&ExtractHandlerGuidTable); - - // - // Install custom extraction guid PPI - // - if (ExtractHandlerNumber > 0) { - GuidPpi = (EFI_PEI_PPI_DESCRIPTOR *) AllocatePool (ExtractHandlerNumber * sizeof (EFI_PEI_PPI_DESCRIPTOR)); - ASSERT (GuidPpi != NULL); - while (ExtractHandlerNumber-- > 0) { - GuidPpi->Flags = EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST; - GuidPpi->Ppi = (VOID *) &mCustomGuidedSectionExtractionPpi; - GuidPpi->Guid = &ExtractHandlerGuidTable[ExtractHandlerNumber]; - Status = PeiServicesInstallPpi (GuidPpi++); - ASSERT_EFI_ERROR(Status); - } - } - - // - // Install DxeIpl and Decompress PPIs. - // - Status = PeiServicesInstallPpi (mPpiList); - ASSERT_EFI_ERROR(Status); - - return Status; -} - -/** - The ExtractSection() function processes the input section and - returns a pointer to the section contents. If the section being - extracted does not require processing (if the section - GuidedSectionHeader.Attributes has the - EFI_GUIDED_SECTION_PROCESSING_REQUIRED field cleared), then - OutputBuffer is just updated to point to the start of the - section's contents. Otherwise, *Buffer must be allocated - from PEI permanent memory. - - @param[in] This Indicates the - EFI_PEI_GUIDED_SECTION_EXTRACTION_PPI instance. - Buffer containing the input GUIDed section to be - processed. OutputBuffer OutputBuffer is - allocated from PEI permanent memory and contains - the new section stream. - @param[in] InputSection A pointer to the input buffer, which contains - the input section to be processed. - @param[out] OutputBuffer A pointer to a caller-allocated buffer, whose - size is specified by the contents of OutputSize. - @param[out] OutputSize A pointer to a caller-allocated - UINTN in which the size of *OutputBuffer - allocation is stored. If the function - returns anything other than EFI_SUCCESS, - the value of OutputSize is undefined. - @param[out] AuthenticationStatus A pointer to a caller-allocated - UINT32 that indicates the - authentication status of the - output buffer. If the input - section's GuidedSectionHeader. - Attributes field has the - EFI_GUIDED_SECTION_AUTH_STATUS_VALID - bit as clear, - AuthenticationStatus must return - zero. These bits reflect the - status of the extraction - operation. If the function - returns anything other than - EFI_SUCCESS, the value of - AuthenticationStatus is - undefined. - - @retval EFI_SUCCESS The InputSection was - successfully processed and the - section contents were returned. - - @retval EFI_OUT_OF_RESOURCES The system has insufficient - resources to process the request. - - @retval EFI_INVALID_PARAMETER The GUID in InputSection does - not match this instance of the - GUIDed Section Extraction PPI. - -**/ -EFI_STATUS -EFIAPI -CustomGuidedSectionExtract ( - IN CONST EFI_PEI_GUIDED_SECTION_EXTRACTION_PPI *This, - IN CONST VOID *InputSection, - OUT VOID **OutputBuffer, - OUT UINTN *OutputSize, - OUT UINT32 *AuthenticationStatus -) -{ - EFI_STATUS Status; - UINT8 *ScratchBuffer; - UINT32 ScratchBufferSize; - UINT32 OutputBufferSize; - UINT16 SectionAttribute; - - // - // Init local variable - // - ScratchBuffer = NULL; - - // - // Call GetInfo to get the size and attribute of input guided section data. - // - Status = ExtractGuidedSectionGetInfo ( - InputSection, - &OutputBufferSize, - &ScratchBufferSize, - &SectionAttribute - ); - - if (EFI_ERROR (Status)) { - DEBUG ((DEBUG_ERROR, "GetInfo from guided section Failed - %r\n", Status)); - return Status; - } - - if (ScratchBufferSize != 0) { - // - // Allocate scratch buffer - // - ScratchBuffer = AllocatePages (EFI_SIZE_TO_PAGES (ScratchBufferSize)); - if (ScratchBuffer == NULL) { - return EFI_OUT_OF_RESOURCES; - } - } - - if (((SectionAttribute & EFI_GUIDED_SECTION_PROCESSING_REQUIRED) != 0) && OutputBufferSize > 0) { - // - // Allocate output buffer - // - *OutputBuffer = AllocatePages (EFI_SIZE_TO_PAGES (OutputBufferSize) + 1); - if (*OutputBuffer == NULL) { - return EFI_OUT_OF_RESOURCES; - } - DEBUG ((DEBUG_INFO, "Customized Guided section Memory Size required is 0x%x and address is 0x%p\n", OutputBufferSize, *OutputBuffer)); - // - // *OutputBuffer still is one section. Adjust *OutputBuffer offset, - // skip EFI section header to make section data at page alignment. - // - *OutputBuffer = (VOID *)((UINT8 *) *OutputBuffer + EFI_PAGE_SIZE - sizeof (EFI_COMMON_SECTION_HEADER)); - } - - Status = ExtractGuidedSectionDecode ( - InputSection, - OutputBuffer, - ScratchBuffer, - AuthenticationStatus - ); - if (EFI_ERROR (Status)) { - // - // Decode failed - // - DEBUG ((DEBUG_ERROR, "Extract guided section Failed - %r\n", Status)); - return Status; - } - - *OutputSize = (UINTN) OutputBufferSize; - - return EFI_SUCCESS; -} - - - -/** - Decompresses a section to the output buffer. - - This function looks up the compression type field in the input section and - applies the appropriate compression algorithm to compress the section to a - callee allocated buffer. - - @param[in] This Points to this instance of the - EFI_PEI_DECOMPRESS_PEI PPI. - @param[in] CompressionSection Points to the compressed section. - @param[out] OutputBuffer Holds the returned pointer to the decompressed - sections. - @param[out] OutputSize Holds the returned size of the decompress - section streams. - - @retval EFI_SUCCESS The section was decompressed successfully. - OutputBuffer contains the resulting data and - OutputSize contains the resulting size. - -**/ -EFI_STATUS -EFIAPI -Decompress ( - IN CONST EFI_PEI_DECOMPRESS_PPI *This, - IN CONST EFI_COMPRESSION_SECTION *CompressionSection, - OUT VOID **OutputBuffer, - OUT UINTN *OutputSize - ) -{ - EFI_STATUS Status; - UINT8 *DstBuffer; - UINT8 *ScratchBuffer; - UINT32 DstBufferSize; - UINT32 ScratchBufferSize; - VOID *CompressionSource; - UINT32 CompressionSourceSize; - UINT32 UncompressedLength; - UINT8 CompressionType; - - if (CompressionSection->CommonHeader.Type != EFI_SECTION_COMPRESSION) { - ASSERT (FALSE); - return EFI_INVALID_PARAMETER; - } - - if (IS_SECTION2 (CompressionSection)) { - CompressionSource = (VOID *) ((UINT8 *) CompressionSection + sizeof (EFI_COMPRESSION_SECTION2)); - CompressionSourceSize = (UINT32) (SECTION2_SIZE (CompressionSection) - sizeof (EFI_COMPRESSION_SECTION2)); - UncompressedLength = ((EFI_COMPRESSION_SECTION2 *) CompressionSection)->UncompressedLength; - CompressionType = ((EFI_COMPRESSION_SECTION2 *) CompressionSection)->CompressionType; - } else { - CompressionSource = (VOID *) ((UINT8 *) CompressionSection + sizeof (EFI_COMPRESSION_SECTION)); - CompressionSourceSize = (UINT32) (SECTION_SIZE (CompressionSection) - sizeof (EFI_COMPRESSION_SECTION)); - UncompressedLength = CompressionSection->UncompressedLength; - CompressionType = CompressionSection->CompressionType; - } - - // - // This is a compression set, expand it - // - switch (CompressionType) { - case EFI_STANDARD_COMPRESSION: - // - // Load EFI standard compression. - // For compressed data, decompress them to destination buffer. - // - Status = UefiDecompressGetInfo ( - CompressionSource, - CompressionSourceSize, - &DstBufferSize, - &ScratchBufferSize - ); - if (EFI_ERROR (Status)) { - // - // GetInfo failed - // - DEBUG ((DEBUG_ERROR, "Decompress GetInfo Failed - %r\n", Status)); - return EFI_NOT_FOUND; - } - // - // Allocate scratch buffer - // - ScratchBuffer = AllocatePages (EFI_SIZE_TO_PAGES (ScratchBufferSize)); - if (ScratchBuffer == NULL) { - return EFI_OUT_OF_RESOURCES; - } - // - // Allocate destination buffer, extra one page for adjustment - // - DstBuffer = AllocatePages (EFI_SIZE_TO_PAGES (DstBufferSize) + 1); - if (DstBuffer == NULL) { - return EFI_OUT_OF_RESOURCES; - } - // - // DstBuffer still is one section. Adjust DstBuffer offset, skip EFI section header - // to make section data at page alignment. - // - DstBuffer = DstBuffer + EFI_PAGE_SIZE - sizeof (EFI_COMMON_SECTION_HEADER); - // - // Call decompress function - // - Status = UefiDecompress ( - CompressionSource, - DstBuffer, - ScratchBuffer - ); - if (EFI_ERROR (Status)) { - // - // Decompress failed - // - DEBUG ((DEBUG_ERROR, "Decompress Failed - %r\n", Status)); - return EFI_NOT_FOUND; - } - break; - - case EFI_NOT_COMPRESSED: - // - // Allocate destination buffer - // - DstBufferSize = UncompressedLength; - DstBuffer = AllocatePages (EFI_SIZE_TO_PAGES (DstBufferSize) + 1); - if (DstBuffer == NULL) { - return EFI_OUT_OF_RESOURCES; - } - // - // Adjust DstBuffer offset, skip EFI section header - // to make section data at page alignment. - // - DstBuffer = DstBuffer + EFI_PAGE_SIZE - sizeof (EFI_COMMON_SECTION_HEADER); - // - // stream is not actually compressed, just encapsulated. So just copy it. - // - CopyMem (DstBuffer, CompressionSource, DstBufferSize); - break; - - default: - // - // Don't support other unknown compression type. - // - ASSERT (FALSE); - return EFI_NOT_FOUND; - } - - *OutputSize = DstBufferSize; - *OutputBuffer = DstBuffer; - - return EFI_SUCCESS; -} - -/** - Main entry point to last PEIM. - - This function finds DXE Core in the firmware volume and transfer the control to - DXE core. - - @param[in] This Entry point for DXE IPL PPI. - @param[in] PeiServices General purpose services available to every PEIM. - @param[in] HobList Address to the Pei HOB list. - - @return EFI_SUCCESS DXE core was successfully loaded. - @return EFI_OUT_OF_RESOURCES There are not enough resources to load DXE core. - -**/ -EFI_STATUS -EFIAPI -DxeLoadCore ( - IN CONST EFI_DXE_IPL_PPI *This, - IN EFI_PEI_SERVICES **PeiServices, - IN EFI_PEI_HOB_POINTERS HobList - ) -{ - EFI_STATUS Status; - - DEBUG ((DEBUG_INFO | DEBUG_INIT, "FSP HOB is located at 0x%08X\n", HobList)); - - // - // End of PEI phase signal - // - Status = PeiServicesInstallPpi (&gEndOfPeiSignalPpi); - ASSERT_EFI_ERROR (Status); - - // - // Give control back to BootLoader after FspInit - // - DEBUG ((DEBUG_INFO | DEBUG_INIT, "FSP is waiting for NOTIFY\n")); - FspInitDone (); - - // - // BootLoader called FSP again through NotifyPhase - // - FspWaitForNotify (); - - - // - // Give control back to the boot loader framework caller - // - DEBUG ((DEBUG_INFO | DEBUG_INIT, "============= PEIM FSP is Completed =============\n\n")); - - SetFspApiReturnStatus(EFI_SUCCESS); - - SetFspMeasurePoint (FSP_PERF_ID_API_NOTIFY_RDYBOOT_EXIT); - - Pei2LoaderSwitchStack(); - - // - // Should not come here - // - while (TRUE) { - DEBUG ((DEBUG_ERROR, "No FSP API should be called after FSP is DONE!\n")); - SetFspApiReturnStatus(EFI_UNSUPPORTED); - Pei2LoaderSwitchStack(); - } - - return EFI_SUCCESS; -} diff --git a/IntelFspPkg/FspDxeIpl/DxeIpl.h b/IntelFspPkg/FspDxeIpl/DxeIpl.h deleted file mode 100644 index 0aded72..0000000 --- a/IntelFspPkg/FspDxeIpl/DxeIpl.h +++ /dev/null @@ -1,192 +0,0 @@ -/** @file - - Copyright (c) 2014, Intel Corporation. All rights reserved.<BR> - 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. - -**/ - -#ifndef __PEI_DXEIPL_H__ -#define __PEI_DXEIPL_H__ - -#include <PiPei.h> -#include <Ppi/DxeIpl.h> -#include <Ppi/EndOfPeiPhase.h> -#include <Ppi/MemoryDiscovered.h> -#include <Ppi/Decompress.h> -#include <Ppi/FirmwareVolumeInfo.h> -#include <Ppi/GuidedSectionExtraction.h> - -#include <Library/DebugLib.h> -#include <Library/PeimEntryPoint.h> -#include <Library/BaseLib.h> -#include <Library/HobLib.h> -#include <Library/PeiServicesLib.h> -#include <Library/ReportStatusCodeLib.h> -#include <Library/UefiDecompressLib.h> -#include <Library/ExtractGuidedSectionLib.h> -#include <Library/BaseMemoryLib.h> -#include <Library/MemoryAllocationLib.h> -#include <Library/PcdLib.h> -#include <Library/FspSwitchStackLib.h> -#include <Library/FspCommonLib.h> -#include <Library/FspPlatformLib.h> - -/** - Main entry point to last PEIM. - - This function finds DXE Core in the firmware volume and transfer the control to - DXE core. - - @param[in] This Entry point for DXE IPL PPI. - @param[in] PeiServices General purpose services available to every PEIM. - @param[in] HobList Address to the Pei HOB list. - - @return EFI_SUCCESS DXE core was successfully loaded. - @return EFI_OUT_OF_RESOURCES There are not enough resources to load DXE core. - -**/ -EFI_STATUS -EFIAPI -DxeLoadCore ( - IN CONST EFI_DXE_IPL_PPI *This, - IN EFI_PEI_SERVICES **PeiServices, - IN EFI_PEI_HOB_POINTERS HobList - ); - - - -/** - Transfers control to DxeCore. - - This function performs a CPU architecture specific operations to execute - the entry point of DxeCore with the parameters of HobList. - It also installs EFI_END_OF_PEI_PPI to signal the end of PEI phase. - - @param[in] DxeCoreEntryPoint The entry point of DxeCore. - @param[in] HobList The start of HobList passed to DxeCore. - -**/ -VOID -HandOffToDxeCore ( - IN EFI_PHYSICAL_ADDRESS DxeCoreEntryPoint, - IN EFI_PEI_HOB_POINTERS HobList - ); - - - -/** - Updates the Stack HOB passed to DXE phase. - - This function traverses the whole HOB list and update the stack HOB to - reflect the real stack that is used by DXE core. - - @param[in] BaseAddress The lower address of stack used by DxeCore. - @param[in] Length The length of stack used by DxeCore. - -**/ -VOID -UpdateStackHob ( - IN EFI_PHYSICAL_ADDRESS BaseAddress, - IN UINT64 Length - ); - -/** - The ExtractSection() function processes the input section and - returns a pointer to the section contents. If the section being - extracted does not require processing (if the section - GuidedSectionHeader.Attributes has the - EFI_GUIDED_SECTION_PROCESSING_REQUIRED field cleared), then - OutputBuffer is just updated to point to the start of the - section's contents. Otherwise, *Buffer must be allocated - from PEI permanent memory. - - @param[in] This Indicates the - EFI_PEI_GUIDED_SECTION_EXTRACTION_PPI instance. - Buffer containing the input GUIDed section to be - processed. OutputBuffer OutputBuffer is - allocated from PEI permanent memory and contains - the new section stream. - @param[in] InputSection A pointer to the input buffer, which contains - the input section to be processed. - @param[out] OutputBuffer A pointer to a caller-allocated buffer, whose - size is specified by the contents of OutputSize. - @param[out] OutputSize A pointer to a caller-allocated - UINTN in which the size of *OutputBuffer - allocation is stored. If the function - returns anything other than EFI_SUCCESS, - the value of OutputSize is undefined. - @param[out] AuthenticationStatus A pointer to a caller-allocated - UINT32 that indicates the - authentication status of the - output buffer. If the input - section's GuidedSectionHeader. - Attributes field has the - EFI_GUIDED_SECTION_AUTH_STATUS_VALID - bit as clear, - AuthenticationStatus must return - zero. These bits reflect the - status of the extraction - operation. If the function - returns anything other than - EFI_SUCCESS, the value of - AuthenticationStatus is - undefined. - - @retval EFI_SUCCESS The InputSection was - successfully processed and the - section contents were returned. - - @retval EFI_OUT_OF_RESOURCES The system has insufficient - resources to process the request. - - @retval EFI_INVALID_PARAMETER The GUID in InputSection does - not match this instance of the - GUIDed Section Extraction PPI. - -**/ -EFI_STATUS -EFIAPI -CustomGuidedSectionExtract ( - IN CONST EFI_PEI_GUIDED_SECTION_EXTRACTION_PPI *This, - IN CONST VOID *InputSection, - OUT VOID **OutputBuffer, - OUT UINTN *OutputSize, - OUT UINT32 *AuthenticationStatus - ); - -/** - Decompresses a section to the output buffer. - - This function looks up the compression type field in the input section and - applies the appropriate compression algorithm to compress the section to a - callee allocated buffer. - - @param[in] This Points to this instance of the - EFI_PEI_DECOMPRESS_PEI PPI. - @param[in] CompressionSection Points to the compressed section. - @param[out] OutputBuffer Holds the returned pointer to the decompressed - sections. - @param[out] OutputSize Holds the returned size of the decompress - section streams. - - @retval EFI_SUCCESS The section was decompressed successfully. - OutputBuffer contains the resulting data and - OutputSize contains the resulting size. - -**/ -EFI_STATUS -EFIAPI -Decompress ( - IN CONST EFI_PEI_DECOMPRESS_PPI *This, - IN CONST EFI_COMPRESSION_SECTION *CompressionSection, - OUT VOID **OutputBuffer, - OUT UINTN *OutputSize - ); - -#endif diff --git a/IntelFspPkg/FspDxeIpl/FspDxeIpl.inf b/IntelFspPkg/FspDxeIpl/FspDxeIpl.inf deleted file mode 100644 index 1a745f7..0000000 --- a/IntelFspPkg/FspDxeIpl/FspDxeIpl.inf +++ /dev/null @@ -1,70 +0,0 @@ -## @file -# PEIM for DXE IPL -# -# Copyright (c) 2014 - 2015, Intel Corporation. All rights reserved.<BR> -# -# 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. -# -## - -[Defines] - INF_VERSION = 0x00010005 - BASE_NAME = FspDxeIpl - FILE_GUID = 98C8588C-640A-4bb4-AEA0-3F81CDE17524 - MODULE_TYPE = PEIM - VERSION_STRING = 1.0 - ENTRY_POINT = PeimInitializeDxeIpl - -# -# The following information is for reference only and not required by the build tools. -# -# VALID_ARCHITECTURES = IA32 -# - -[Sources] - DxeIpl.h - DxeIpl.c - -[Packages] - MdePkg/MdePkg.dec - IntelFspPkg/IntelFspPkg.dec - -[LibraryClasses] - PcdLib - MemoryAllocationLib - BaseMemoryLib - ExtractGuidedSectionLib - UefiDecompressLib - ReportStatusCodeLib - PeiServicesLib - HobLib - BaseLib - PeimEntryPoint - DebugLib - FspSwitchStackLib - UefiDecompressLib - FspCommonLib - FspPlatformLib - -[Ppis] - gEfiDxeIplPpiGuid ## PRODUCES - gEfiEndOfPeiSignalPpiGuid ## SOMETIMES_PRODUCES(Not produced on S3 boot path) - gEfiPeiDecompressPpiGuid ## CONSUMES - -[Protocols] - gEfiPciEnumerationCompleteProtocolGuid ## PRODUCES - -[Guids] - gEfiEventReadyToBootGuid ## PRODUCES ## Event - -[FixedPcd] - gIntelFspPkgTokenSpaceGuid.PcdFspMaxPatchEntry ## CONSUMES - gIntelFspPkgTokenSpaceGuid.PcdFspMaxPerfEntry ## CONSUMES - -[Depex] - gEfiPeiMemoryDiscoveredPpiGuid AND gEfiPeiLoadFilePpiGuid diff --git a/IntelFspPkg/FspNotifyPhase/FspNotifyPhasePeim.c b/IntelFspPkg/FspNotifyPhase/FspNotifyPhasePeim.c new file mode 100644 index 0000000..3525718 --- /dev/null +++ b/IntelFspPkg/FspNotifyPhase/FspNotifyPhasePeim.c @@ -0,0 +1,121 @@ +/** @file + Source file for FSP notify phase PEI module + +@copyright + Copyright (c) 2016, 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. +**/ + +#include "FspNotifyPhasePeim.h" + +EFI_STATUS +EFIAPI +WaitForNotify ( + IN CONST EFI_DXE_IPL_PPI *This, + IN EFI_PEI_SERVICES **PeiServices, + IN EFI_PEI_HOB_POINTERS HobList + ); + +CONST EFI_DXE_IPL_PPI mDxeIplPpi = { + WaitForNotify +}; + +CONST EFI_PEI_PPI_DESCRIPTOR mInstallDxeIplPpi = { + EFI_PEI_PPI_DESCRIPTOR_PPI, + &gEfiDxeIplPpiGuid, + (VOID *) &mDxeIplPpi +}; + +CONST EFI_PEI_PPI_DESCRIPTOR gEndOfPeiSignalPpi = { + (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST), + &gEfiEndOfPeiSignalPpiGuid, + NULL +}; + +EFI_STATUS +EFIAPI +WaitForNotify ( + IN CONST EFI_DXE_IPL_PPI *This, + IN EFI_PEI_SERVICES **PeiServices, + IN EFI_PEI_HOB_POINTERS HobList + ) +{ + EFI_STATUS Status; + + DEBUG ((DEBUG_INFO | DEBUG_INIT, "FSP HOB is located at 0x%08X\n", HobList)); + + // + // End of PEI phase signal + // + Status = PeiServicesInstallPpi (&gEndOfPeiSignalPpi); + ASSERT_EFI_ERROR (Status); + + // + // Give control back to BootLoader after FspSiliconInit + // + DEBUG ((DEBUG_INFO | DEBUG_INIT, "FSP is waiting for NOTIFY\n")); + FspInitDone (); + + // + // BootLoader called FSP again through NotifyPhase + // + FspWaitForNotify (); + + // + // Should not come here + // + while (TRUE) { + DEBUG ((DEBUG_ERROR, "No FSP API should be called after FSP is DONE!\n")); + SetFspApiReturnStatus (EFI_UNSUPPORTED); + Pei2LoaderSwitchStack (); + } + + return EFI_SUCCESS; +} + +/** + FSP notify phase PEI module entry point + + @param[in] FileHandle Not used. + @param[in] PeiServices General purpose services available to every PEIM. + + @retval EFI_SUCCESS The function completes successfully + @retval EFI_OUT_OF_RESOURCES Insufficient resources to create database +**/ +EFI_STATUS +FspNotifyPhasePeimEntryPoint ( + IN EFI_PEI_FILE_HANDLE FileHandle, + IN CONST EFI_PEI_SERVICES **PeiServices + ) +{ + EFI_STATUS Status; + VOID *OldDxeIplPpi; + EFI_PEI_PPI_DESCRIPTOR *OldDescriptor; + + DEBUG ((DEBUG_INFO | DEBUG_INIT, "The entry of FspNotificationPeim\n")); + + // + // Locate old DXE IPL PPI + // + Status = PeiServicesLocatePpi ( + &gEfiDxeIplPpiGuid, + 0, + &OldDescriptor, + &OldDxeIplPpi + ); + ASSERT_EFI_ERROR (Status); + + // + // Re-install the DXE IPL PPI to wait for notify + // + Status = PeiServicesReInstallPpi (OldDescriptor, &mInstallDxeIplPpi); + ASSERT_EFI_ERROR (Status); + + return EFI_SUCCESS; +} diff --git a/IntelFspPkg/FspNotifyPhase/FspNotifyPhasePeim.h b/IntelFspPkg/FspNotifyPhase/FspNotifyPhasePeim.h new file mode 100644 index 0000000..6b323fe --- /dev/null +++ b/IntelFspPkg/FspNotifyPhase/FspNotifyPhasePeim.h @@ -0,0 +1,24 @@ +/** @file + Header file for FSP notify phase PEI module + +@copyright + Copyright (c) 2016 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. +**/ + +#ifndef _FSP_NOTIFY_PHASE_PEIM_H_ +#define _FSP_NOTIFY_PHASE_PEIM_H_ + +#include <Library/PeiServicesLib.h> +#include <Ppi/DxeIpl.h> +#include <Library/DebugLib.h> +#include <Library/FspPlatformLib.h> +#include <Library/FspCommonLib.h> +#include <Library/FspSwitchStackLib.h> +#endif diff --git a/IntelFspPkg/FspNotifyPhase/FspNotifyPhasePeim.inf b/IntelFspPkg/FspNotifyPhase/FspNotifyPhasePeim.inf new file mode 100644 index 0000000..332c6c1 --- /dev/null +++ b/IntelFspPkg/FspNotifyPhase/FspNotifyPhasePeim.inf @@ -0,0 +1,49 @@ +## @file +# Component information file for the FSP notify phase PEI module. +# +#@copyright +# Copyright (c) 2016 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. +## + +[Defines] + INF_VERSION = 0x00010005 + BASE_NAME = FspNotifyPhasePeim + FILE_GUID = FDA1D5B2-59CD-44C2-B4C8-36EFBC9D562C + MODULE_TYPE = PEIM + VERSION_STRING = 1.0 + ENTRY_POINT = FspNotifyPhasePeimEntryPoint + +[Sources] + FspNotifyPhasePeim.h + FspNotifyPhasePeim.c + +[Packages] + MdePkg/MdePkg.dec + IntelFspPkg/IntelFspPkg.dec + +[LibraryClasses] + PeimEntryPoint + DebugLib + FspPlatformLib + FspCommonLib + FspSwitchStackLib + +[Ppis] + gEfiDxeIplPpiGuid ## PRODUCES + gEfiEndOfPeiSignalPpiGuid ## PRODUCES + +[Protocols] + gEfiPciEnumerationCompleteProtocolGuid ## PRODUCES + +[Guids] + gEfiEventReadyToBootGuid ## PRODUCES ## Event + +[Depex] + gEfiDxeIplPpiGuid -- 2.7.4.windows.1 _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel
