mirror of https://github.com/acidanthera/audk.git
UefiCpuPkg/SecCore: Add SecBist.c
Add SecBist.c and copy GetBistInfoFromPpi() and SecPlatformInformation2() from UefiCpuPkg/CpuMpPei/CpuBist.c. And update SecMain.c, SecMain.inf and UefiCpuPkg.dsc accordinlgy to pass build. Cc: Michael Kinney <michael.d.kinney@intel.com> Cc: Feng Tian <feng.tian@intel.com> Cc: Giri P Mudusuru <giri.p.mudusuru@intel.com> Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Jeff Fan <jeff.fan@intel.com> Reviewed-by: Feng Tian <feng.tian@Intel.com>
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Jeff Fan
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8643299420
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/** @file
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Get SEC platform information(2) PPI and reinstall it.
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Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "SecMain.h"
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/**
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Implementation of the PlatformInformation2 service in EFI_SEC_PLATFORM_INFORMATION2_PPI.
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@param PeiServices The pointer to the PEI Services Table.
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@param StructureSize The pointer to the variable describing size of the input buffer.
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@param PlatformInformationRecord2 The pointer to the EFI_SEC_PLATFORM_INFORMATION_RECORD2.
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@retval EFI_SUCCESS The data was successfully returned.
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@retval EFI_BUFFER_TOO_SMALL The buffer was too small. The current buffer size needed to
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hold the record is returned in StructureSize.
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**/
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EFI_STATUS
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EFIAPI
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SecPlatformInformation2 (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN OUT UINT64 *StructureSize,
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OUT EFI_SEC_PLATFORM_INFORMATION_RECORD2 *PlatformInformationRecord2
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)
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{
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EFI_HOB_GUID_TYPE *GuidHob;
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VOID *DataInHob;
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UINTN DataSize;
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GuidHob = GetFirstGuidHob (&gEfiSecPlatformInformation2PpiGuid);
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if (GuidHob == NULL) {
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*StructureSize = 0;
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return EFI_SUCCESS;
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}
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DataInHob = GET_GUID_HOB_DATA (GuidHob);
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DataSize = GET_GUID_HOB_DATA_SIZE (GuidHob);
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//
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// return the information from BistHob
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//
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if ((*StructureSize) < (UINT64) DataSize) {
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*StructureSize = (UINT64) DataSize;
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return EFI_BUFFER_TOO_SMALL;
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}
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*StructureSize = (UINT64) DataSize;
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CopyMem (PlatformInformationRecord2, DataInHob, DataSize);
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return EFI_SUCCESS;
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}
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/**
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Worker function to get CPUs' BIST by calling SecPlatformInformationPpi
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or SecPlatformInformation2Ppi.
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@param PeiServices Pointer to PEI Services Table
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@param Guid PPI Guid
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@param PpiDescriptor Return a pointer to instance of the
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EFI_PEI_PPI_DESCRIPTOR
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@param BistInformationData Pointer to BIST information data
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@param BistInformationSize Return the size in bytes of BIST information
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@retval EFI_SUCCESS Retrieve of the BIST data successfully
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@retval EFI_NOT_FOUND No sec platform information(2) ppi export
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@retval EFI_DEVICE_ERROR Failed to get CPU Information
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**/
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EFI_STATUS
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GetBistInfoFromPpi (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_GUID *Guid,
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OUT EFI_PEI_PPI_DESCRIPTOR **PpiDescriptor,
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OUT VOID **BistInformationData,
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OUT UINT64 *BistInformationSize OPTIONAL
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)
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{
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EFI_STATUS Status;
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EFI_SEC_PLATFORM_INFORMATION2_PPI *SecPlatformInformation2Ppi;
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EFI_SEC_PLATFORM_INFORMATION_RECORD2 *SecPlatformInformation2;
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UINT64 InformationSize;
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Status = PeiServicesLocatePpi (
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Guid, // GUID
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0, // INSTANCE
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PpiDescriptor, // EFI_PEI_PPI_DESCRIPTOR
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(VOID **)&SecPlatformInformation2Ppi // PPI
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);
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if (Status == EFI_NOT_FOUND) {
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return EFI_NOT_FOUND;
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}
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if (Status == EFI_SUCCESS) {
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//
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// Get the size of the sec platform information2(BSP/APs' BIST data)
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//
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InformationSize = 0;
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SecPlatformInformation2 = NULL;
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Status = SecPlatformInformation2Ppi->PlatformInformation2 (
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PeiServices,
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&InformationSize,
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SecPlatformInformation2
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);
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if (Status == EFI_BUFFER_TOO_SMALL) {
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Status = PeiServicesAllocatePool (
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(UINTN) InformationSize,
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(VOID **) &SecPlatformInformation2
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);
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if (Status == EFI_SUCCESS) {
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//
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// Retrieve BIST data
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//
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Status = SecPlatformInformation2Ppi->PlatformInformation2 (
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PeiServices,
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&InformationSize,
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SecPlatformInformation2
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);
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if (Status == EFI_SUCCESS) {
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*BistInformationData = SecPlatformInformation2;
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if (BistInformationSize != NULL) {
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*BistInformationSize = InformationSize;
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}
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return EFI_SUCCESS;
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}
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}
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}
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}
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return EFI_DEVICE_ERROR;
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}
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@ -37,6 +37,7 @@
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SecMain.c
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SecMain.h
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FindPeiCore.c
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SecBist.c
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[Sources.IA32]
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Ia32/ResetVec.nasmb
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@ -58,6 +59,9 @@
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PeCoffExtraActionLib
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CpuExceptionHandlerLib
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ReportStatusCodeLib
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PeiServicesLib
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PeiServicesTablePointerLib
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HobLib
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[Ppis]
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gEfiSecPlatformInformationPpiGuid ## PRODUCES
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@ -1,7 +1,7 @@
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/** @file
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Master header file for SecCore.
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Copyright (c) 2008 - 2013, Intel Corporation. All rights reserved.<BR>
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Copyright (c) 2008 - 2016, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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@ -18,6 +18,7 @@
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#include <PiPei.h>
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#include <Ppi/SecPlatformInformation.h>
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#include <Ppi/SecPlatformInformation2.h>
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#include <Ppi/TemporaryRamDone.h>
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#include <Library/BaseLib.h>
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@ -31,7 +32,9 @@
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#include <Library/DebugAgentLib.h>
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#include <Library/CpuExceptionHandlerLib.h>
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#include <Library/ReportStatusCodeLib.h>
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#include <Library/PeiServicesTablePointerLib.h>
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#include <Library/HobLib.h>
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#include <Library/PeiServicesLib.h>
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#define SEC_IDT_ENTRY_COUNT 34
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@ -65,6 +65,9 @@
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[LibraryClasses.common.SEC]
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PlatformSecLib|UefiCpuPkg/Library/PlatformSecLibNull/PlatformSecLibNull.inf
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CpuExceptionHandlerLib|UefiCpuPkg/Library/CpuExceptionHandlerLib/SecPeiCpuExceptionHandlerLib.inf
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HobLib|MdePkg/Library/PeiHobLib/PeiHobLib.inf
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PeiServicesTablePointerLib|MdePkg/Library/PeiServicesTablePointerLibIdt/PeiServicesTablePointerLibIdt.inf
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MemoryAllocationLib|MdePkg/Library/PeiMemoryAllocationLib/PeiMemoryAllocationLib.inf
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[LibraryClasses.common.PEIM]
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MemoryAllocationLib|MdePkg/Library/PeiMemoryAllocationLib/PeiMemoryAllocationLib.inf
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