UefiCpuPkg/CpuDxe: Get CPU BIST information from Guided HOB

Get CPU BIST information from gEfiSecPlatformInformation2PpiGuid or
gEfiSecPlatformInformationPpiGuid Guided HOB and update the CPU healthy status
for CPU MP Service.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <jeff.fan@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17641 6f19259b-4bc3-4df7-8a09-765794883524

3 files changed, 101 insertions, 3 deletions

diff --git a/UefiCpuPkg/CpuDxe/CpuDxe.inf b/UefiCpuPkg/CpuDxe/CpuDxe.inf
index 61bc55a445..a251922226 100644
--- a/UefiCpuPkg/CpuDxe/CpuDxe.inf
+++ b/UefiCpuPkg/CpuDxe/CpuDxe.inf
@@ -1,7 +1,7 @@
 ## @file

 #  Simple CPU driver installs CPU Architecture Protocol.

 #

-#  Copyright (c) 2008 - 2014, Intel Corporation. All rights reserved.<BR>

+#  Copyright (c) 2008 - 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

@@ -43,6 +43,8 @@
   CpuExceptionHandlerLib

   TimerLib

   SynchronizationLib

+  HobLib

+  ReportStatusCodeLib

 

 [Sources]

   ApStartup.c

@@ -77,6 +79,10 @@
   gIdleLoopEventGuid                            ## CONSUMES           ## Event

   gEfiVectorHandoffTableGuid                    ## SOMETIMES_CONSUMES ## SystemTable

 

+[Ppis]

+  gEfiSecPlatformInformation2PpiGuid            ## UNDEFINED # HOB

+  gEfiSecPlatformInformationPpiGuid             ## UNDEFINED # HOB

+

 [Pcd]

   gUefiCpuPkgTokenSpaceGuid.PcdCpuMaxLogicalProcessorNumber   ## CONSUMES

   gUefiCpuPkgTokenSpaceGuid.PcdCpuApStackSize                 ## CONSUMES

diff --git a/UefiCpuPkg/CpuDxe/CpuMp.c b/UefiCpuPkg/CpuDxe/CpuMp.c
index fa0ef37b92..07abe4bf8b 100644
--- a/UefiCpuPkg/CpuDxe/CpuMp.c
+++ b/UefiCpuPkg/CpuDxe/CpuMp.c
@@ -1,7 +1,7 @@
 /** @file

   CPU DXE Module.

 

-  Copyright (c) 2008 - 2014, Intel Corporation. All rights reserved.<BR>

+  Copyright (c) 2008 - 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

@@ -1521,6 +1521,89 @@ InitMpSystemData (
 }

 

 /**

+  Collects BIST data from HOB.

+

+  This function collects BIST data from HOB built from Sec Platform Information

+  PPI or SEC Platform Information2 PPI.

+

+**/

+VOID

+CollectBistDataFromHob (

+  VOID

+  )

+{

+  EFI_HOB_GUID_TYPE                     *GuidHob;

+  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;

+  UINT32                                InitialLocalApicId;

+  CPU_DATA_BLOCK                        *CpuData;

+

+  SecPlatformInformation2 = NULL;

+  SecPlatformInformation  = NULL;

+

+  //

+  // Get gEfiSecPlatformInformation2PpiGuid Guided HOB firstly

+  //

+  GuidHob = GetFirstGuidHob (&gEfiSecPlatformInformation2PpiGuid);

+  if (GuidHob != NULL) {

+    //

+    // Sec Platform Information2 PPI includes BSP/APs' BIST information

+    //

+    SecPlatformInformation2 = GET_GUID_HOB_DATA (GuidHob);

+    NumberOfData = SecPlatformInformation2->NumberOfCpus;

+    CpuInstance  = SecPlatformInformation2->CpuInstance;

+  } else {

+    //

+    // Otherwise, get gEfiSecPlatformInformationPpiGuid Guided HOB

+    //

+    GuidHob = GetFirstGuidHob (&gEfiSecPlatformInformationPpiGuid);

+    if (GuidHob != NULL) {

+      SecPlatformInformation = GET_GUID_HOB_DATA (GuidHob);

+      NumberOfData = 1;

+      //

+      // SEC Platform Information only includes BSP's BIST information

+      // does not have BSP's APIC ID

+      //

+      BspCpuInstance.CpuLocation = GetApicId ();

+      BspCpuInstance.InfoRecord.IA32HealthFlags.Uint32  = SecPlatformInformation->IA32HealthFlags.Uint32;

+      CpuInstance = &BspCpuInstance;

+    } else {

+      DEBUG ((EFI_D_INFO, "Does not find any HOB stored CPU BIST information!\n"));

+      //

+      // Does not find any HOB stored BIST information

+      //

+      return;

+    }

+  }

+

+  while (NumberOfData--) {

+    for (ProcessorNumber = 0; ProcessorNumber < mMpSystemData.NumberOfProcessors; ProcessorNumber++) {

+      CpuData = &mMpSystemData.CpuDatas[ProcessorNumber];

+      InitialLocalApicId = (UINT32) CpuData->Info.ProcessorId;

+      if (InitialLocalApicId == CpuInstance[NumberOfData].CpuLocation) {

+        //

+        // Update CPU health status for MP Services Protocol according to BIST data.

+        //

+        if (CpuInstance[NumberOfData].InfoRecord.IA32HealthFlags.Uint32 != 0) {

+          CpuData->Info.StatusFlag &= ~PROCESSOR_HEALTH_STATUS_BIT;

+          //

+          // 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)

+            );

+        }

+      }

+    }

+  }

+}

+

+/**

   Callback function for ExitBootServices.

 

   @param  Event                 Event whose notification function is being invoked.

@@ -1597,6 +1680,11 @@ InitializeMpSupport (
 

   mAPsAlreadyInitFinished = TRUE;

 

+  //

+  // Update CPU healthy information from Guided HOB

+  //

+  CollectBistDataFromHob ();

+

   Status = gBS->InstallMultipleProtocolInterfaces (

                   &mMpServiceHandle,

                   &gEfiMpServiceProtocolGuid,  &mMpServicesTemplate,

diff --git a/UefiCpuPkg/CpuDxe/CpuMp.h b/UefiCpuPkg/CpuDxe/CpuMp.h
index 021b80821e..d2866e463b 100644
--- a/UefiCpuPkg/CpuDxe/CpuMp.h
+++ b/UefiCpuPkg/CpuDxe/CpuMp.h
@@ -1,7 +1,7 @@
 /** @file

   CPU DXE MP support

 

-  Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>

+  Copyright (c) 2006 - 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

@@ -15,8 +15,12 @@
 #ifndef _CPU_MP_H_

 #define _CPU_MP_H_

 

+#include <Ppi/SecPlatformInformation.h>

+#include <Ppi/SecPlatformInformation2.h>

 #include <Protocol/MpService.h>

 #include <Library/SynchronizationLib.h>

+#include <Library/HobLib.h>

+#include <Library/ReportStatusCodeLib.h>

 

 /**

   Initialize Multi-processor support.