diff options
Diffstat (limited to 'UefiCpuPkg/SecCore')
| -rw-r--r-- | UefiCpuPkg/SecCore/SecBist.c | 81 |
1 files changed, 61 insertions, 20 deletions
diff --git a/UefiCpuPkg/SecCore/SecBist.c b/UefiCpuPkg/SecCore/SecBist.c index cba445dca0..10bebbca74 100644 --- a/UefiCpuPkg/SecCore/SecBist.c +++ b/UefiCpuPkg/SecCore/SecBist.c @@ -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
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