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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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85
SecurityPkg/Library/Tpm2DeviceLibDTpm/Tpm2InstanceLibDTpm.c Normal file
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/** @file
Ihis library is TPM2 DTPM instance.
It can be registered to Tpm2 Device router, to be active TPM2 engine,
based on platform setting.
Copyright (c) 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
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 <Library/BaseLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/DebugLib.h>
#include <Library/Tpm2DeviceLib.h>
#include <Guid/TpmInstance.h>
/**
This service enables the sending of commands to the TPM2.
@param[in] InputParameterBlockSize Size of the TPM2 input parameter block.
@param[in] InputParameterBlock Pointer to the TPM2 input parameter block.
@param[in,out] OutputParameterBlockSize Size of the TPM2 output parameter block.
@param[in] OutputParameterBlock Pointer to the TPM2 output parameter block.
@retval EFI_SUCCESS The command byte stream was successfully sent to the device and a response was successfully received.
@retval EFI_DEVICE_ERROR The command was not successfully sent to the device or a response was not successfully received from the device.
@retval EFI_BUFFER_TOO_SMALL The output parameter block is too small.
**/
EFI_STATUS
EFIAPI
DTpm2SubmitCommand (
IN UINT32 InputParameterBlockSize,
IN UINT8 *InputParameterBlock,
IN OUT UINT32 *OutputParameterBlockSize,
IN UINT8 *OutputParameterBlock
);
/**
This service requests use TPM2.
@retval EFI_SUCCESS Get the control of TPM2 chip.
@retval EFI_NOT_FOUND TPM2 not found.
@retval EFI_DEVICE_ERROR Unexpected device behavior.
**/
EFI_STATUS
EFIAPI
DTpm2RequestUseTpm (
VOID
);
TPM2_DEVICE_INTERFACE mDTpm2InternalTpm2Device = {
TPM_DEVICE_INTERFACE_TPM20_DTPM,
DTpm2SubmitCommand,
DTpm2RequestUseTpm,
};
/**
The function register DTPM2.0 instance.
@retval EFI_SUCCESS DTPM2.0 instance is registered, or system dose not surpport registr DTPM2.0 instance
**/
EFI_STATUS
EFIAPI
Tpm2InstanceLibDTpmConstructor (
VOID
)
{
EFI_STATUS Status;
Status = Tpm2RegisterTpm2DeviceLib (&mDTpm2InternalTpm2Device);
if ((Status == EFI_SUCCESS) || (Status == EFI_UNSUPPORTED)) {
//
// Unsupported means platform policy does not need this instance enabled.
//
return EFI_SUCCESS;
}
return Status;
}