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1 | /** @file\r |
2 | Tcg PP storage library instance that does support any storage specific PPI.\r | |
3 | \r | |
4 | Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>\r | |
5 | This program and the accompanying materials\r | |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | #ifndef _TCG2_PHYSICAL_PRESENCE_STORAGE_H_\r | |
15 | #define _TCG2_PHYSICAL_PRESENCE_STORAGE_H_\r | |
16 | \r | |
17 | /**\r | |
18 | The handler for TPM physical presence function:\r | |
19 | Submit TPM Operation Request to Pre-OS Environment and\r | |
20 | Submit TPM Operation Request to Pre-OS Environment 2.\r | |
21 | \r | |
22 | Caution: This function may receive untrusted input.\r | |
23 | \r | |
24 | @param[in] OperationRequest TPM physical presence operation request.\r | |
25 | @param[in] RequestParameter TPM physical presence operation request parameter.\r | |
26 | \r | |
27 | @return Return Code for Submit TPM Operation Request to Pre-OS Environment and\r | |
28 | Submit TPM Operation Request to Pre-OS Environment 2.\r | |
29 | **/\r | |
30 | UINT32\r | |
31 | Tcg2SubmitStorageRequest (\r | |
32 | IN UINT32 OperationRequest,\r | |
33 | IN UINT32 RequestParameter\r | |
34 | );\r | |
35 | \r | |
36 | /**\r | |
37 | Check if the pending TPM request needs user input to confirm.\r | |
38 | \r | |
39 | The TPM request may come from OS. This API will check if TPM request exists and need user\r | |
40 | input to confirmation.\r | |
41 | \r | |
42 | @retval TRUE TPM needs input to confirm user physical presence.\r | |
43 | @retval FALSE TPM doesn't need input to confirm user physical presence.\r | |
44 | \r | |
45 | **/\r | |
46 | BOOLEAN\r | |
47 | Tcg2NeedUserConfirm(\r | |
48 | VOID\r | |
49 | );\r | |
50 | \r | |
51 | /**\r | |
52 | The handler for TPM physical presence function:\r | |
53 | Return TPM Operation Response to OS Environment.\r | |
54 | \r | |
55 | @param[out] MostRecentRequest Most recent operation request.\r | |
56 | @param[out] Response Response to the most recent operation request.\r | |
57 | \r | |
58 | @return Return Code for Return TPM Operation Response to OS Environment.\r | |
59 | **/\r | |
60 | UINT32\r | |
61 | EFIAPI\r | |
62 | Tcg2ReturnOperationResponseToOsFunction (\r | |
63 | OUT UINT32 *MostRecentRequest,\r | |
64 | OUT UINT32 *Response\r | |
65 | );\r | |
66 | \r | |
67 | /**\r | |
68 | Check and execute the pending TPM request.\r | |
69 | \r | |
70 | The TPM request may come from OS or BIOS. This API will display request information and wait\r | |
71 | for user confirmation if TPM request exists. The TPM request will be sent to TPM device after\r | |
72 | the TPM request is confirmed, and one or more reset may be required to make TPM request to\r | |
73 | take effect.\r | |
74 | \r | |
75 | This API should be invoked after console in and console out are all ready as they are required\r | |
76 | to display request information and get user input to confirm the request.\r | |
77 | \r | |
78 | @param[in] PlatformAuth platform auth value. NULL means no platform auth change.\r | |
79 | **/\r | |
80 | VOID\r | |
81 | EFIAPI\r | |
82 | Tcg2ProcessStorageRequest (\r | |
83 | VOID\r | |
84 | );\r | |
85 | \r | |
86 | \r | |
87 | #endif\r | |
88 | \r |