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7ede80607b
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: Qian Yi <yi.qian@intel.com> Reviewed-by: Zailing Sun <zailiang.sun@intel.com>
93 lines
3.1 KiB
C
93 lines
3.1 KiB
C
/*++
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Copyright (c) 2004 - 2015, 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 _EFI_PTT_PASS_THRU_PPI_H
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#define _EFI_PTT_PASS_THRU_PPI_H
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#define PTT_PASS_THRU_PPI_GUID \
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{ \
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0xc5068bac, 0xa7dc, 0x42f1, 0xae, 0x80, 0xca, 0xa2, 0x4b, 0xb4, 0x90, 0x4b \
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}
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// {C5068BAC-A7DC-42f1-AE80-CAA24BB4904B}
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//static const GUID <<name>> =
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//{ 0xc5068bac, 0xa7dc, 0x42f1, { 0xae, 0x80, 0xca, 0xa2, 0x4b, 0xb4, 0x90, 0x4b } };
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//#define EFI_PTT_PROTOCOL_GUID HECI_PROTOCOL_GUID
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typedef struct _PTT_PASS_THRU_PPI PTT_PASS_THRU_PPI;
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/**
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This service enables the sending of commands to the TPM2.
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@param[in] InputParameterBlockSize Size of the TPM2 input parameter block.
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@param[in] InputParameterBlock Pointer to the TPM2 input parameter block.
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@param[in,out] OutputParameterBlockSize Size of the TPM2 output parameter block.
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@param[in] OutputParameterBlock Pointer to the TPM2 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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typedef
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EFI_STATUS
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(EFIAPI *TPM2_SUBMIT_COMMAND) (
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IN PTT_PASS_THRU_PPI *This,
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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 TPM2.
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@retval EFI_SUCCESS Get the control of TPM2 chip.
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@retval EFI_NOT_FOUND TPM2 not found.
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@retval EFI_DEVICE_ERROR Unexpected device behavior.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *TPM2_REQUEST_USE_TPM) (
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IN PTT_PASS_THRU_PPI *This
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);
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typedef struct {
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EFI_GUID ProviderGuid;
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TPM2_SUBMIT_COMMAND Tpm2SubmitCommand;
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TPM2_REQUEST_USE_TPM Tpm2RequestUseTpm;
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} PTT_TPM2_DEVICE_INTERFACE;
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/**
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This service register TPM2 device.
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@param Tpm2Device TPM2 device
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@retval EFI_SUCCESS This TPM2 device is registered successfully.
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@retval EFI_UNSUPPORTED System does not support register this TPM2 device.
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@retval EFI_ALREADY_STARTED System already register this TPM2 device.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *TPM2_REGISTER_TPM2_DEVICE_LIB) (
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IN PTT_PASS_THRU_PPI *This,
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IN PTT_TPM2_DEVICE_INTERFACE *Tpm2Device
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);
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typedef struct _PTT_PASS_THRU_PPI {
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TPM2_SUBMIT_COMMAND Tpm2SubmitCommand;
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TPM2_REQUEST_USE_TPM Tpm2RequestUseTpm;
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TPM2_REGISTER_TPM2_DEVICE_LIB Tpm2RegisterTpm2DeviceLib;
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} PTT_PASS_THRU_PPI;
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extern EFI_GUID gPttPassThruPpiGuid;
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#endif // _EFI_HECI_H
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