+++ /dev/null
-/*++\r
-\r
- Copyright (c) 2004 - 2015, Intel Corporation. All rights reserved.<BR>\r
- \r
- SPDX-License-Identifier: BSD-2-Clause-Patent\r
- \r
---*/\r
-\r
-#ifndef _EFI_PTT_PASS_THRU_H\r
-#define _EFI_PTT_PASS_THRU_H\r
-\r
-#define PTT_PASS_THRU_PROTOCOL_GUID \\r
- { \\r
- 0x73e2576, 0xf6c1, 0x4b91, 0x92, 0xa9, 0xd4, 0x67, 0x5d, 0xda, 0x34, 0xb1 \\r
- }\r
-// {073E2576-F6C1-4b91-92A9-D4675DDA34B1}\r
-//static const GUID <<name>> = \r
-//{ 0x73e2576, 0xf6c1, 0x4b91, { 0x92, 0xa9, 0xd4, 0x67, 0x5d, 0xda, 0x34, 0xb1 } };\r
-\r
-\r
-//#define EFI_PTT_PROTOCOL_GUID HECI_PROTOCOL_GUID\r
-\r
-typedef struct _PTT_PASS_THRU_PROTOCOL PTT_PASS_THRU_PROTOCOL;\r
-\r
-/**\r
- This service enables the sending of commands to the TPM2.\r
-\r
- @param[in] InputParameterBlockSize Size of the TPM2 input parameter block.\r
- @param[in] InputParameterBlock Pointer to the TPM2 input parameter block.\r
- @param[in,out] OutputParameterBlockSize Size of the TPM2 output parameter block.\r
- @param[in] OutputParameterBlock Pointer to the TPM2 output parameter block.\r
-\r
- @retval EFI_SUCCESS The command byte stream was successfully sent to the device and a response was successfully received.\r
- @retval EFI_DEVICE_ERROR The command was not successfully sent to the device or a response was not successfully received from the device.\r
- @retval EFI_BUFFER_TOO_SMALL The output parameter block is too small. \r
-**/\r
-typedef\r
-EFI_STATUS\r
-(EFIAPI *TPM2_SUBMIT_COMMAND) (\r
- IN PTT_PASS_THRU_PROTOCOL *This,\r
- IN UINT32 InputParameterBlockSize,\r
- IN UINT8 *InputParameterBlock,\r
- IN OUT UINT32 *OutputParameterBlockSize,\r
- IN UINT8 *OutputParameterBlock\r
- );\r
-\r
-/**\r
- This service requests use TPM2.\r
-\r
- @retval EFI_SUCCESS Get the control of TPM2 chip.\r
- @retval EFI_NOT_FOUND TPM2 not found.\r
- @retval EFI_DEVICE_ERROR Unexpected device behavior.\r
-**/\r
-typedef\r
-EFI_STATUS\r
-(EFIAPI *TPM2_REQUEST_USE_TPM) (\r
- IN PTT_PASS_THRU_PROTOCOL *This\r
- );\r
-\r
-typedef struct {\r
- EFI_GUID ProviderGuid;\r
- TPM2_SUBMIT_COMMAND Tpm2SubmitCommand;\r
- TPM2_REQUEST_USE_TPM Tpm2RequestUseTpm;\r
-} PTT_TPM2_DEVICE_INTERFACE;\r
-\r
-\r
-/**\r
- This service register TPM2 device.\r
-\r
- @param Tpm2Device TPM2 device\r
-\r
- @retval EFI_SUCCESS This TPM2 device is registered successfully.\r
- @retval EFI_UNSUPPORTED System does not support register this TPM2 device.\r
- @retval EFI_ALREADY_STARTED System already register this TPM2 device.\r
-**/\r
-typedef\r
-EFI_STATUS\r
-(EFIAPI *TPM2_REGISTER_TPM2_DEVICE_LIB) (\r
- IN PTT_PASS_THRU_PROTOCOL *This,\r
- IN PTT_TPM2_DEVICE_INTERFACE *Tpm2Device\r
- );\r
- \r
-typedef struct _PTT_PASS_THRU_PROTOCOL {\r
- TPM2_SUBMIT_COMMAND Tpm2SubmitCommand;\r
- TPM2_REQUEST_USE_TPM Tpm2RequestUseTpm;\r
- TPM2_REGISTER_TPM2_DEVICE_LIB Tpm2RegisterTpm2DeviceLib;\r
-} PTT_PASS_THRU_PROTOCOL;\r
-\r
-extern EFI_GUID gPttPassThruProtocolGuid;\r
-\r
-#endif // _EFI_HECI_H\r