Revision: 18004
http://sourceforge.net/p/edk2/code/18004
Author: vanjeff
Date: 2015-07-15 03:41:33 +0000 (Wed, 15 Jul 2015)
Log Message:
-----------
UefiCpuPkg/CpuMpPei: Update and publish CPU BIST information
Get CPU BIST information from SEC Platform Information(2) PPIs and update them
accordingly. Install(Reinstall) SEC Platform Information2 PPI to published the
new CPU BIST.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <[email protected]>
Reviewed-by: Feng Tian <[email protected]>
Reviewed-by: Jiewen Yao <[email protected]>
Modified Paths:
--------------
trunk/edk2/UefiCpuPkg/CpuMpPei/CpuMpPei.c
trunk/edk2/UefiCpuPkg/CpuMpPei/CpuMpPei.h
trunk/edk2/UefiCpuPkg/CpuMpPei/CpuMpPei.inf
Added Paths:
-----------
trunk/edk2/UefiCpuPkg/CpuMpPei/CpuBist.c
Added: trunk/edk2/UefiCpuPkg/CpuMpPei/CpuBist.c
===================================================================
--- trunk/edk2/UefiCpuPkg/CpuMpPei/CpuBist.c (rev 0)
+++ trunk/edk2/UefiCpuPkg/CpuMpPei/CpuBist.c 2015-07-15 03:41:33 UTC (rev
18004)
@@ -0,0 +1,260 @@
+/** @file
+ Update and publish processors' BIST information.
+
+ Copyright (c) 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 "CpuMpPei.h"
+
+EFI_SEC_PLATFORM_INFORMATION2_PPI mSecPlatformInformation2Ppi = {
+ SecPlatformInformation2
+};
+
+EFI_PEI_PPI_DESCRIPTOR mPeiSecPlatformInformation2Ppi = {
+ (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
+ &gEfiSecPlatformInformation2PpiGuid,
+ &mSecPlatformInformation2Ppi
+};
+
+/**
+ Implementation of the PlatformInformation2 service in
EFI_SEC_PLATFORM_INFORMATION2_PPI.
+
+ @param PeiServices The pointer to the PEI Services Table.
+ @param StructureSize The pointer to the variable describing
size of the input buffer.
+ @param PlatformInformationRecord2 The pointer to the
EFI_SEC_PLATFORM_INFORMATION_RECORD2.
+
+ @retval EFI_SUCCESS The data was successfully returned.
+ @retval EFI_BUFFER_TOO_SMALL The buffer was too small. The current
buffer size needed to
+ hold the record is returned in
StructureSize.
+
+**/
+EFI_STATUS
+EFIAPI
+SecPlatformInformation2 (
+ IN CONST EFI_PEI_SERVICES **PeiServices,
+ IN OUT UINT64 *StructureSize,
+ OUT EFI_SEC_PLATFORM_INFORMATION_RECORD2 *PlatformInformationRecord2
+ )
+{
+ PEI_CPU_MP_DATA *PeiCpuMpData;
+ UINTN BistInformationSize;
+ UINTN CpuIndex;
+ EFI_SEC_PLATFORM_INFORMATION_CPU *CpuInstance;
+
+ PeiCpuMpData = GetMpHobData ();
+
+ BistInformationSize = sizeof (EFI_SEC_PLATFORM_INFORMATION_RECORD2) +
+ sizeof (EFI_SEC_PLATFORM_INFORMATION_CPU) *
PeiCpuMpData->CpuCount;
+ //
+ // return the information size if input buffer size is too small
+ //
+ if ((*StructureSize) < (UINT64) BistInformationSize) {
+ *StructureSize = (UINT64) BistInformationSize;
+ return EFI_BUFFER_TOO_SMALL;
+ }
+
+ PlatformInformationRecord2->NumberOfCpus = PeiCpuMpData->CpuCount;
+ CpuInstance = PlatformInformationRecord2->CpuInstance;
+ for (CpuIndex = 0; CpuIndex < PeiCpuMpData->CpuCount; CpuIndex ++) {
+ CpuInstance[CpuIndex].CpuLocation =
PeiCpuMpData->CpuData[CpuIndex].ApicId;
+ CpuInstance[CpuIndex].InfoRecord.IA32HealthFlags =
PeiCpuMpData->CpuData[CpuIndex].Health;
+ }
+
+ return EFI_SUCCESS;
+}
+
+/**
+ Worker function to get CPUs' BIST by calling SecPlatformInformationPpi
+ or SecPlatformInformation2Ppi.
+
+ @param PeiServices Pointer to PEI Services Table
+ @param Guid PPI Guid
+ @param PpiDescriptor Return a pointer to instance of the
+ EFI_PEI_PPI_DESCRIPTOR
+ @param BistInformationData Pointer to BIST information data
+
+ @retval EFI_SUCCESS Retrieve of the BIST data successfully
+ @retval EFI_NOT_FOUND No sec platform information(2) ppi export
+ @retval EFI_DEVICE_ERROR Failed to get CPU Information
+
+**/
+EFI_STATUS
+GetBistInfoFromPpi (
+ IN CONST EFI_PEI_SERVICES **PeiServices,
+ IN CONST EFI_GUID *Guid,
+ OUT EFI_PEI_PPI_DESCRIPTOR **PpiDescriptor,
+ OUT VOID **BistInformationData
+ )
+{
+ EFI_STATUS Status;
+ EFI_SEC_PLATFORM_INFORMATION2_PPI *SecPlatformInformation2Ppi;
+ EFI_SEC_PLATFORM_INFORMATION_RECORD2 *SecPlatformInformation2;
+ UINT64 InformationSize;
+
+ Status = PeiServicesLocatePpi (
+ Guid, // GUID
+ 0, // INSTANCE
+ PpiDescriptor, // EFI_PEI_PPI_DESCRIPTOR
+ (VOID **)&SecPlatformInformation2Ppi // PPI
+ );
+ if (Status == EFI_NOT_FOUND) {
+ return EFI_NOT_FOUND;
+ }
+
+ if (Status == EFI_SUCCESS) {
+ //
+ // Get the size of the sec platform information2(BSP/APs' BIST data)
+ //
+ InformationSize = 0;
+ SecPlatformInformation2 = NULL;
+ Status = SecPlatformInformation2Ppi->PlatformInformation2 (
+ PeiServices,
+ &InformationSize,
+ SecPlatformInformation2
+ );
+ if (Status == EFI_BUFFER_TOO_SMALL) {
+ Status = PeiServicesAllocatePool (
+ (UINTN) InformationSize,
+ (VOID **) &SecPlatformInformation2
+ );
+ if (Status == EFI_SUCCESS) {
+ //
+ // Retrieve BIST data
+ //
+ Status = SecPlatformInformation2Ppi->PlatformInformation2 (
+ PeiServices,
+ &InformationSize,
+ SecPlatformInformation2
+ );
+ if (Status == EFI_SUCCESS) {
+ *BistInformationData = SecPlatformInformation2;
+ return EFI_SUCCESS;
+ }
+ }
+ }
+ }
+
+ return EFI_DEVICE_ERROR;
+}
+
+/**
+ Collects BIST data from PPI.
+
+ This function collects BIST data from Sec Platform Information2 PPI
+ or SEC Platform Information PPI.
+
+ @param PeiServices Pointer to PEI Services Table
+ @param PeiCpuMpData Pointer to PEI CPU MP Data
+
+**/
+VOID
+CollectBistDataFromPpi (
+ IN CONST EFI_PEI_SERVICES **PeiServices,
+ IN PEI_CPU_MP_DATA *PeiCpuMpData
+ )
+{
+ EFI_STATUS Status;
+ EFI_PEI_PPI_DESCRIPTOR *SecInformationDescriptor;
+ EFI_SEC_PLATFORM_INFORMATION_RECORD2 *SecPlatformInformation2;
+ EFI_SEC_PLATFORM_INFORMATION_RECORD *SecPlatformInformation;
+ UINTN NumberOfData;
+ EFI_SEC_PLATFORM_INFORMATION_CPU *CpuInstance;
+ EFI_SEC_PLATFORM_INFORMATION_CPU BspCpuInstance;
+ UINTN ProcessorNumber;
+ UINTN CpuIndex;
+ PEI_CPU_DATA *CpuData;
+
+ SecPlatformInformation2 = NULL;
+ SecPlatformInformation = NULL;
+ NumberOfData = 0;
+ CpuInstance = NULL;
+
+ //
+ // Get BIST information from Sec Platform Information2 Ppi firstly
+ //
+ Status = GetBistInfoFromPpi (
+ PeiServices,
+ &gEfiSecPlatformInformation2PpiGuid,
+ &SecInformationDescriptor,
+ (VOID *) &SecPlatformInformation2
+ );
+ if (Status == EFI_SUCCESS) {
+ //
+ // Sec Platform Information2 PPI includes BSP/APs' BIST information
+ //
+ NumberOfData = SecPlatformInformation2->NumberOfCpus;
+ CpuInstance = SecPlatformInformation2->CpuInstance;
+ } else {
+ //
+ // Otherwise, get BIST information from Sec Platform Information Ppi
+ //
+ Status = GetBistInfoFromPpi (
+ PeiServices,
+ &gEfiSecPlatformInformationPpiGuid,
+ &SecInformationDescriptor,
+ (VOID *) &SecPlatformInformation
+ );
+ if (Status == EFI_SUCCESS) {
+ NumberOfData = 1;
+ //
+ // SEC Platform Information only includes BSP's BIST information
+ // and does not have BSP's APIC ID
+ //
+ BspCpuInstance.CpuLocation = GetInitialApicId ();
+ BspCpuInstance.InfoRecord.IA32HealthFlags.Uint32 =
SecPlatformInformation->IA32HealthFlags.Uint32;
+ CpuInstance = &BspCpuInstance;
+ } else {
+ DEBUG ((EFI_D_INFO, "Does not find any stored CPU BIST information from
PPI!\n"));
+ }
+ }
+ for (ProcessorNumber = 0; ProcessorNumber < PeiCpuMpData->CpuCount;
ProcessorNumber ++) {
+ CpuData = &PeiCpuMpData->CpuData[ProcessorNumber];
+ for (CpuIndex = 0; CpuIndex < NumberOfData; CpuIndex ++) {
+ ASSERT (CpuInstance != NULL);
+ if (CpuData->ApicId == CpuInstance[CpuIndex].CpuLocation) {
+ //
+ // Update processor's BIST data if it is already stored before
+ //
+ CpuData->Health = CpuInstance[CpuIndex].InfoRecord.IA32HealthFlags;
+ }
+ }
+ if (CpuData->Health.Uint32 != 0) {
+ //
+ // Report Status Code that self test is failed
+ //
+ REPORT_STATUS_CODE (
+ EFI_ERROR_CODE | EFI_ERROR_MAJOR,
+ (EFI_COMPUTING_UNIT_HOST_PROCESSOR | EFI_CU_HP_EC_SELF_TEST)
+ );
+ }
+ DEBUG ((EFI_D_INFO, " APICID - 0x%08x, BIST - 0x%08x\n",
+ PeiCpuMpData->CpuData[ProcessorNumber].ApicId,
+ PeiCpuMpData->CpuData[ProcessorNumber].Health.Uint32
+ ));
+ }
+
+ if (SecPlatformInformation2 != NULL && NumberOfData <
PeiCpuMpData->CpuCount) {
+ //
+ // Reinstall SecPlatformInformation2 PPI to include new BIST inforamtion
+ //
+ Status = PeiServicesReInstallPpi (
+ SecInformationDescriptor,
+ &mPeiSecPlatformInformation2Ppi
+ );
+ ASSERT_EFI_ERROR (Status);
+ } else {
+ //
+ // Install SecPlatformInformation2 PPI to include new BIST inforamtion
+ //
+ Status = PeiServicesInstallPpi (&mPeiSecPlatformInformation2Ppi);
+ ASSERT_EFI_ERROR(Status);
+ }
+}
Modified: trunk/edk2/UefiCpuPkg/CpuMpPei/CpuMpPei.c
===================================================================
--- trunk/edk2/UefiCpuPkg/CpuMpPei/CpuMpPei.c 2015-07-15 03:41:07 UTC (rev
18003)
+++ trunk/edk2/UefiCpuPkg/CpuMpPei/CpuMpPei.c 2015-07-15 03:41:33 UTC (rev
18004)
@@ -446,6 +446,10 @@
(VOID *)&PeiCpuMpData,
sizeof(UINT64)
);
+ //
+ // Update and publish CPU BIST information
+ //
+ CollectBistDataFromPpi (PeiServices, PeiCpuMpData);
return EFI_SUCCESS;
}
Modified: trunk/edk2/UefiCpuPkg/CpuMpPei/CpuMpPei.h
===================================================================
--- trunk/edk2/UefiCpuPkg/CpuMpPei/CpuMpPei.h 2015-07-15 03:41:07 UTC (rev
18003)
+++ trunk/edk2/UefiCpuPkg/CpuMpPei/CpuMpPei.h 2015-07-15 03:41:33 UTC (rev
18004)
@@ -18,6 +18,7 @@
#include <PiPei.h>
#include <Ppi/SecPlatformInformation.h>
+#include <Ppi/SecPlatformInformation2.h>
#include <Register/LocalApic.h>
@@ -30,6 +31,7 @@
#include <Library/PcdLib.h>
#include <Library/PeimEntryPoint.h>
#include <Library/PeiServicesLib.h>
+#include <Library/ReportStatusCodeLib.h>
#include <Library/SynchronizationLib.h>
#include <Library/TimerLib.h>
#include <Library/UefiCpuLib.h>
@@ -150,4 +152,50 @@
);
+/**
+ Get CPU MP Data pointer from the Guided HOB.
+
+ @return Pointer to Pointer to PEI CPU MP Data
+**/
+PEI_CPU_MP_DATA *
+GetMpHobData (
+ VOID
+ );
+
+/**
+ Collects BIST data from PPI.
+
+ This function collects BIST data from Sec Platform Information2 PPI
+ or SEC Platform Information PPI.
+
+ @param PeiServices Pointer to PEI Services Table
+ @param PeiCpuMpData Pointer to PEI CPU MP Data
+
+**/
+VOID
+CollectBistDataFromPpi (
+ IN CONST EFI_PEI_SERVICES **PeiServices,
+ IN PEI_CPU_MP_DATA *PeiCpuMpData
+ );
+
+/**
+ Implementation of the PlatformInformation2 service in
EFI_SEC_PLATFORM_INFORMATION2_PPI.
+
+ @param PeiServices The pointer to the PEI Services Table.
+ @param StructureSize The pointer to the variable describing
size of the input buffer.
+ @param PlatformInformationRecord2 The pointer to the
EFI_SEC_PLATFORM_INFORMATION_RECORD2.
+
+ @retval EFI_SUCCESS The data was successfully returned.
+ @retval EFI_BUFFER_TOO_SMALL The buffer was too small. The current
buffer size needed to
+ hold the record is returned in
StructureSize.
+
+**/
+EFI_STATUS
+EFIAPI
+SecPlatformInformation2 (
+ IN CONST EFI_PEI_SERVICES **PeiServices,
+ IN OUT UINT64 *StructureSize,
+ OUT EFI_SEC_PLATFORM_INFORMATION_RECORD2 *PlatformInformationRecord2
+ );
+
#endif
Modified: trunk/edk2/UefiCpuPkg/CpuMpPei/CpuMpPei.inf
===================================================================
--- trunk/edk2/UefiCpuPkg/CpuMpPei/CpuMpPei.inf 2015-07-15 03:41:07 UTC (rev
18003)
+++ trunk/edk2/UefiCpuPkg/CpuMpPei/CpuMpPei.inf 2015-07-15 03:41:33 UTC (rev
18004)
@@ -30,6 +30,7 @@
[Sources]
CpuMpPei.h
CpuMpPei.c
+ CpuBist.c
Microcode.h
Microcode.c
@@ -59,10 +60,16 @@
PcdLib
PeimEntryPoint
PeiServicesLib
+ ReportStatusCodeLib
SynchronizationLib
TimerLib
UefiCpuLib
+[Ppis]
+ gEfiSecPlatformInformationPpiGuid ## SOMETIMES_CONSUMES
+ ## SOMETIMES_CONSUMES
+ ## SOMETIMES_PRODUCES
+ gEfiSecPlatformInformation2PpiGuid
[Pcd]
gUefiCpuPkgTokenSpaceGuid.PcdCpuMaxLogicalProcessorNumber
------------------------------------------------------------------------------
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