sravan/system76-edk2
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

SecurityPkg/Tpm12CommandLib: Add TPM 1.2 commands used by TCG modules

Browse Source 
Add the following APIs that are required by TcgPei and/or TcgDxe to
the Tpm12CommandLib instance:
  Tpm12Extend()
  Tpm12PhysicalPresence()
  Tpm12ContinueSelfTest()
  Tpm12GetCapabilityFlagPermanent()
  Tpm12GetCapabilityFlagVolatile()

Cc: Chao Zhang <chao.b.zhang@intel.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Michael Kinney <michael.d.kinney@intel.com>
Reviewed-by: Chao Zhang <chao.b.zhang@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@19727 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Michael Kinney
2016-01-21 19:30:05 +00:00
committed by mdkinney
parent e7c83012fd
commit 83b9662fb0
8 changed files with 441 additions and 187 deletions
Download Patch File Download Diff File Expand all files Collapse all files

46
SecurityPkg/Library/Tpm12CommandLib/Tpm12SelfTest.c Normal file
View File

@@ -0,0 +1,46 @@
/** @file
Implement TPM1.2 NV Self Test related commands.
Copyright (c) 2016, 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 <PiPei.h>
#include <Library/Tpm12CommandLib.h>
#include <Library/BaseLib.h>
#include <Library/Tpm12DeviceLib.h>
/**
Send TPM_ContinueSelfTest command to TPM.
@retval EFI_SUCCESS Operation completed successfully.
@retval EFI_TIMEOUT The register can't run into the expected status in time.
@retval EFI_BUFFER_TOO_SMALL Response data buffer is too small.
@retval EFI_DEVICE_ERROR Unexpected device behavior.
**/
EFI_STATUS
EFIAPI
Tpm12ContinueSelfTest (
VOID
)
{
TPM_RQU_COMMAND_HDR Command;
TPM_RSP_COMMAND_HDR Response;
UINT32 Length;
//
// send Tpm command TPM_ORD_ContinueSelfTest
//
Command.tag = SwapBytes16 (TPM_TAG_RQU_COMMAND);
Command.paramSize = SwapBytes32 (sizeof (Command));
Command.ordinal = SwapBytes32 (TPM_ORD_ContinueSelfTest);
return Tpm12SubmitCommand (sizeof (Command), (UINT8 *)&Command, &Length, (UINT8 *)&Response);
}