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Add TPM2 implementation.

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signed off by: jiewen.yao@intel.com
reviewed by: guo.dong@intel.com

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14687 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
jyao1
2013-09-18 05:31:18 +00:00
committed by jyao1
parent 2e61fb38b6
commit c1d932429e
98 changed files with 17387 additions and 49 deletions
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46
SecurityPkg/Tcg/TcgPei/TcgPei.c
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@@ -1,7 +1,7 @@
/** @file
Initialize TPM device and measure FVs before handing off control to DXE.
Copyright (c) 2005 - 2012, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2005 - 2013, 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
@@ -21,9 +21,11 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include <Ppi/TpmInitialized.h>
#include <Ppi/FirmwareVolume.h>
#include <Ppi/EndOfPeiPhase.h>
#include <Ppi/FirmwareVolumeInfoMeasurementExcluded.h>
#include <Guid/TcgEventHob.h>
#include <Guid/MeasuredFvHob.h>
#include <Guid/TpmInstance.h>
#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
@@ -51,6 +53,8 @@ UINT32 mMeasuredBaseFvIndex = 0;
EFI_PLATFORM_FIRMWARE_BLOB mMeasuredChildFvInfo[FixedPcdGet32 (PcdPeiCoreMaxFvSupported)];
UINT32 mMeasuredChildFvIndex = 0;
EFI_PEI_FIRMWARE_VOLUME_INFO_MEASUREMENT_EXCLUDED_PPI *mMeasurementExcludedFvPpi;
/**
Lock physical presence if needed.
@@ -311,6 +315,19 @@ MeasureFvImage (
TpmHandle = (TIS_TPM_HANDLE) (UINTN) TPM_BASE_ADDRESS;
//
// Check if it is in Excluded FV list
//
if (mMeasurementExcludedFvPpi != NULL) {
for (Index = 0; Index < mMeasurementExcludedFvPpi->Count; Index ++) {
if (mMeasurementExcludedFvPpi->Fv[Index].FvBase == FvBase) {
DEBUG ((DEBUG_INFO, "The FV which is excluded by TcgPei starts at: 0x%x\n", FvBase));
DEBUG ((DEBUG_INFO, "The FV which is excluded by TcgPei has the size: 0x%x\n", FvLength));
return EFI_SUCCESS;
}
}
}
//
// Check whether FV is in the measured FV list.
//
@@ -627,6 +644,14 @@ PeimEntryMP (
EFI_STATUS Status;
TIS_TPM_HANDLE TpmHandle;
Status = PeiServicesLocatePpi (
&gEfiPeiFirmwareVolumeInfoMeasurementExcludedPpiGuid,
0,
NULL,
(VOID**)&mMeasurementExcludedFvPpi
);
// Do not check status, because it is optional
TpmHandle = (TIS_TPM_HANDLE)(UINTN)TPM_BASE_ADDRESS;
Status = TisPcRequestUseTpm ((TIS_PC_REGISTERS_PTR)TpmHandle);
if (EFI_ERROR (Status)) {
@@ -634,8 +659,10 @@ PeimEntryMP (
}
if (IsTpmUsable (PeiServices, TpmHandle)) {
Status = MeasureCRTMVersion (PeiServices, TpmHandle);
ASSERT_EFI_ERROR (Status);
if (PcdGet8 (PcdTpmScrtmPolicy) == 1) {
Status = MeasureCRTMVersion (PeiServices, TpmHandle);
ASSERT_EFI_ERROR (Status);
}
Status = MeasureMainBios (PeiServices, TpmHandle);
}
@@ -673,6 +700,11 @@ PeimEntryMA (
EFI_BOOT_MODE BootMode;
TIS_TPM_HANDLE TpmHandle;
if (!CompareGuid (PcdGetPtr(PcdTpmInstanceGuid), &gEfiTpmDeviceInstanceTpm12Guid)){
DEBUG ((EFI_D_ERROR, "No TPM12 instance required!\n"));
return EFI_UNSUPPORTED;
}
if (PcdGetBool (PcdHideTpmSupport) && PcdGetBool (PcdHideTpm)) {
return EFI_UNSUPPORTED;
}
@@ -703,9 +735,11 @@ PeimEntryMA (
return Status;
}
Status = TpmCommStartup ((EFI_PEI_SERVICES**)PeiServices, TpmHandle, BootMode);
if (EFI_ERROR (Status) ) {
return Status;
if (PcdGet8 (PcdTpmInitializationPolicy) == 1) {
Status = TpmCommStartup ((EFI_PEI_SERVICES**)PeiServices, TpmHandle, BootMode);
if (EFI_ERROR (Status) ) {
return Status;
}
}
//