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UefiCpuPkg/SecCore: Abstract worker function GetBistFromHob() 

Abstract one worker function to get CPU BIST from the GUIDed-HOB. Add
SecPlatformInformationBist() and SecPlatformInformation2Bist() to invoke
GetBistFromHob(). Add in/out for parameter in function header.

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>
This commit is contained in:
Jeff Fan 2016-09-09 15:08:56 +08:00
parent 863c738c4a
commit d157de8b56
1 changed files with 61 additions and 20 deletions
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81
UefiCpuPkg/SecCore/SecBist.c
View File

@ -15,30 +15,26 @@
#include "SecMain.h"
/**
Implementation of the PlatformInformation2 service in EFI_SEC_PLATFORM_INFORMATION2_PPI.
Worker function to parse CPU BIST information from Guided HOB.
@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.
@param[out] StructureSize Pointer to the variable describing size of the input buffer.
@param[out] StructureBuffer Pointer to the buffer save CPU BIST information.
@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.
@retval EFI_SUCCESS The data was successfully returned.
@retval EFI_BUFFER_TOO_SMALL The buffer was too small.
**/
EFI_STATUS
EFIAPI
SecPlatformInformation2 (
IN CONST EFI_PEI_SERVICES **PeiServices,
IN OUT UINT64 *StructureSize,
OUT EFI_SEC_PLATFORM_INFORMATION_RECORD2 *PlatformInformationRecord2
GetBistFromHob (
IN OUT UINT64 *StructureSize,
IN OUT VOID *StructureBuffer
)
{
EFI_HOB_GUID_TYPE *GuidHob;
VOID *DataInHob;
UINTN DataSize;
GuidHob = GetFirstGuidHob (&gEfiSecPlatformInformation2PpiGuid);
GuidHob = GetFirstGuidHob (&gEfiCallerIdGuid);
if (GuidHob == NULL) {
*StructureSize = 0;
return EFI_SUCCESS;
@ -56,20 +52,65 @@ SecPlatformInformation2 (
}
*StructureSize = (UINT64) DataSize;
CopyMem (PlatformInformationRecord2, DataInHob, DataSize);
CopyMem (StructureBuffer, DataInHob, DataSize);
return EFI_SUCCESS;
}
/**
Implementation of the PlatformInformation service in EFI_SEC_PLATFORM_INFORMATION_PPI.
@param[in] PeiServices Pointer to the PEI Services Table.
@param[out] StructureSize Pointer to the variable describing size of the input buffer.
@param[out PlatformInformationRecord Pointer to the EFI_SEC_PLATFORM_INFORMATION_RECORD.
@retval EFI_SUCCESS The data was successfully returned.
@retval EFI_BUFFER_TOO_SMALL The buffer was too small.
**/
EFI_STATUS
EFIAPI
SecPlatformInformationBist (
IN CONST EFI_PEI_SERVICES **PeiServices,
IN OUT UINT64 *StructureSize,
OUT EFI_SEC_PLATFORM_INFORMATION_RECORD *PlatformInformationRecord
)
{
return GetBistFromHob (StructureSize, PlatformInformationRecord);
}
/**
Implementation of the PlatformInformation2 service in EFI_SEC_PLATFORM_INFORMATION2_PPI.
@param[in] PeiServices The pointer to the PEI Services Table.
@param[out] StructureSize The pointer to the variable describing size of the input buffer.
@param[out] 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
SecPlatformInformation2Bist (
IN CONST EFI_PEI_SERVICES **PeiServices,
IN OUT UINT64 *StructureSize,
OUT EFI_SEC_PLATFORM_INFORMATION_RECORD2 *PlatformInformationRecord2
)
{
return GetBistFromHob (StructureSize, PlatformInformationRecord2);
}
/**
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
@param BistInformationSize Return the size in bytes of BIST information
@param[in] PeiServices Pointer to PEI Services Table
@param[in] Guid PPI Guid
@param[out] PpiDescriptor Return a pointer to instance of the
EFI_PEI_PPI_DESCRIPTOR
@param[out] BistInformationData Pointer to BIST information data
@param[out] BistInformationSize Return the size in bytes of BIST information
@retval EFI_SUCCESS Retrieve of the BIST data successfully
@retval EFI_NOT_FOUND No sec platform information(2) ppi export