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289b714b77
https://bugzilla.tianocore.org/show_bug.cgi?id=1373 Replace BSD 2-Clause License with BSD+Patent License. This change is based on the following emails: https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html RFCs with detailed process for the license change: V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Jiewen Yao <Jiewen.yao@intel.com> Reviewed-by: Jian J Wang <jian.j.wang@intel.com>
49 lines
1.6 KiB
C
49 lines
1.6 KiB
C
/** @file
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This library abstract how to access TPM12 hardware device.
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Copyright (c) 2013 - 2018, Intel Corporation. All rights reserved. <BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef _TPM12_DEVICE_LIB_H_
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#define _TPM12_DEVICE_LIB_H_
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#include <IndustryStandard/Tpm12.h>
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/**
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This service enables the sending of commands to the TPM12.
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@param[in] InputParameterBlockSize Size of the TPM12 input parameter block.
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@param[in] InputParameterBlock Pointer to the TPM12 input parameter block.
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@param[in,out] OutputParameterBlockSize Size of the TPM12 output parameter block.
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@param[in] OutputParameterBlock Pointer to the TPM12 output parameter block.
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@retval EFI_SUCCESS The command byte stream was successfully sent to the device and a response was successfully received.
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@retval EFI_DEVICE_ERROR The command was not successfully sent to the device or a response was not successfully received from the device.
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@retval EFI_BUFFER_TOO_SMALL The output parameter block is too small.
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**/
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EFI_STATUS
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EFIAPI
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Tpm12SubmitCommand (
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IN UINT32 InputParameterBlockSize,
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IN UINT8 *InputParameterBlock,
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IN OUT UINT32 *OutputParameterBlockSize,
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IN UINT8 *OutputParameterBlock
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);
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/**
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This service requests use TPM12.
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@retval EFI_SUCCESS Get the control of TPM12 chip.
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@retval EFI_NOT_FOUND TPM12 not found.
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@retval EFI_DEVICE_ERROR Unexpected device behavior.
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**/
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EFI_STATUS
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EFIAPI
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Tpm12RequestUseTpm (
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VOID
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);
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#endif
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