| | 1 | /*++\r |
| | 2 | \r |
| | 3 | Copyright (c) 2004 - 2015, Intel Corporation. All rights reserved.<BR>\r |
| | 4 | \r |
| | 5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
| | 6 | \r |
| | 7 | --*/\r |
| | 8 | \r |
| | 9 | #ifndef _EFI_PTT_PASS_THRU_PPI_H\r |
| | 10 | #define _EFI_PTT_PASS_THRU_PPI_H\r |
| | 11 | \r |
| | 12 | #define PTT_PASS_THRU_PPI_GUID \\r |
| | 13 | { \\r |
| | 14 | 0xc5068bac, 0xa7dc, 0x42f1, 0xae, 0x80, 0xca, 0xa2, 0x4b, 0xb4, 0x90, 0x4b \\r |
| | 15 | }\r |
| | 16 | // {C5068BAC-A7DC-42f1-AE80-CAA24BB4904B}\r |
| | 17 | //static const GUID <<name>> = \r |
| | 18 | //{ 0xc5068bac, 0xa7dc, 0x42f1, { 0xae, 0x80, 0xca, 0xa2, 0x4b, 0xb4, 0x90, 0x4b } };\r |
| | 19 | \r |
| | 20 | \r |
| | 21 | \r |
| | 22 | //#define EFI_PTT_PROTOCOL_GUID HECI_PROTOCOL_GUID\r |
| | 23 | \r |
| | 24 | typedef struct _PTT_PASS_THRU_PPI PTT_PASS_THRU_PPI;\r |
| | 25 | \r |
| | 26 | /**\r |
| | 27 | This service enables the sending of commands to the TPM2.\r |
| | 28 | \r |
| | 29 | @param[in] InputParameterBlockSize Size of the TPM2 input parameter block.\r |
| | 30 | @param[in] InputParameterBlock Pointer to the TPM2 input parameter block.\r |
| | 31 | @param[in,out] OutputParameterBlockSize Size of the TPM2 output parameter block.\r |
| | 32 | @param[in] OutputParameterBlock Pointer to the TPM2 output parameter block.\r |
| | 33 | \r |
| | 34 | @retval EFI_SUCCESS The command byte stream was successfully sent to the device and a response was successfully received.\r |
| | 35 | @retval EFI_DEVICE_ERROR The command was not successfully sent to the device or a response was not successfully received from the device.\r |
| | 36 | @retval EFI_BUFFER_TOO_SMALL The output parameter block is too small. \r |
| | 37 | **/\r |
| | 38 | typedef\r |
| | 39 | EFI_STATUS\r |
| | 40 | (EFIAPI *TPM2_SUBMIT_COMMAND) (\r |
| | 41 | IN PTT_PASS_THRU_PPI *This,\r |
| | 42 | IN UINT32 InputParameterBlockSize,\r |
| | 43 | IN UINT8 *InputParameterBlock,\r |
| | 44 | IN OUT UINT32 *OutputParameterBlockSize,\r |
| | 45 | IN UINT8 *OutputParameterBlock\r |
| | 46 | );\r |
| | 47 | \r |
| | 48 | /**\r |
| | 49 | This service requests use TPM2.\r |
| | 50 | \r |
| | 51 | @retval EFI_SUCCESS Get the control of TPM2 chip.\r |
| | 52 | @retval EFI_NOT_FOUND TPM2 not found.\r |
| | 53 | @retval EFI_DEVICE_ERROR Unexpected device behavior.\r |
| | 54 | **/\r |
| | 55 | typedef\r |
| | 56 | EFI_STATUS\r |
| | 57 | (EFIAPI *TPM2_REQUEST_USE_TPM) (\r |
| | 58 | IN PTT_PASS_THRU_PPI *This\r |
| | 59 | );\r |
| | 60 | \r |
| | 61 | typedef struct {\r |
| | 62 | EFI_GUID ProviderGuid;\r |
| | 63 | TPM2_SUBMIT_COMMAND Tpm2SubmitCommand;\r |
| | 64 | TPM2_REQUEST_USE_TPM Tpm2RequestUseTpm;\r |
| | 65 | } PTT_TPM2_DEVICE_INTERFACE;\r |
| | 66 | \r |
| | 67 | \r |
| | 68 | /**\r |
| | 69 | This service register TPM2 device.\r |
| | 70 | \r |
| | 71 | @param Tpm2Device TPM2 device\r |
| | 72 | \r |
| | 73 | @retval EFI_SUCCESS This TPM2 device is registered successfully.\r |
| | 74 | @retval EFI_UNSUPPORTED System does not support register this TPM2 device.\r |
| | 75 | @retval EFI_ALREADY_STARTED System already register this TPM2 device.\r |
| | 76 | **/\r |
| | 77 | typedef\r |
| | 78 | EFI_STATUS\r |
| | 79 | (EFIAPI *TPM2_REGISTER_TPM2_DEVICE_LIB) (\r |
| | 80 | IN PTT_PASS_THRU_PPI *This,\r |
| | 81 | IN PTT_TPM2_DEVICE_INTERFACE *Tpm2Device\r |
| | 82 | );\r |
| | 83 | \r |
| | 84 | typedef struct _PTT_PASS_THRU_PPI {\r |
| | 85 | TPM2_SUBMIT_COMMAND Tpm2SubmitCommand;\r |
| | 86 | TPM2_REQUEST_USE_TPM Tpm2RequestUseTpm;\r |
| | 87 | TPM2_REGISTER_TPM2_DEVICE_LIB Tpm2RegisterTpm2DeviceLib;\r |
| | 88 | } PTT_PASS_THRU_PPI;\r |
| | 89 | \r |
| | 90 | extern EFI_GUID gPttPassThruPpiGuid;\r |
| | 91 | \r |
| | 92 | #endif // _EFI_HECI_H\r |
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