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4610b23a 1/** @file\r
07309c3d 2 This library is to support Trusted Execution Environment (TrEE) ACPI Profile\r
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3 >= 128 Vendor Specific PPI Operation.\r
4\r
5 The Vendor Specific PPI operation may change TPM state, BIOS TPM management\r
6 flags, and may need additional boot cycle.\r
7 \r
8 Caution: This function may receive untrusted input.\r
9\r
07309c3d 10Copyright (c) 2015 - 2016, Intel Corporation. All rights reserved.<BR>\r
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11This program and the accompanying materials \r
12are licensed and made available under the terms and conditions of the BSD License \r
13which accompanies this distribution. The full text of the license may be found at \r
14http://opensource.org/licenses/bsd-license.php\r
15\r
16THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
17WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
18\r
19**/\r
20\r
21#ifndef _TREE_PP_VENDOR_LIB_H_\r
22#define _TREE_PP_VENDOR_LIB_H_\r
23\r
24#include <IndustryStandard/Tpm20.h>\r
25#include <Protocol/TrEEProtocol.h>\r
26\r
27//\r
28// The definition of physical presence operation actions\r
29//\r
30#define TREE_PHYSICAL_PRESENCE_VENDOR_SPECIFIC_OPERATION 128\r
31\r
32//\r
33// The definition bit of the BIOS TPM Management Flags\r
34//\r
35// BIT0 is reserved\r
36#define TREE_BIOS_TPM_MANAGEMENT_FLAG_NO_PPI_CLEAR BIT1\r
37// BIT2 is reserved\r
38#define TREE_VENDOR_LIB_FLAG_RESET_TRACK BIT3\r
39\r
40//\r
41// The definition for TPM Operation Response to OS Environment\r
42//\r
43#define TREE_PP_OPERATION_RESPONSE_SUCCESS 0x0\r
44#define TREE_PP_OPERATION_RESPONSE_USER_ABORT 0xFFFFFFF0\r
45#define TREE_PP_OPERATION_RESPONSE_BIOS_FAILURE 0xFFFFFFF1\r
46\r
47//\r
0ab475c9
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48// The return code for Submit TPM Request to Pre-OS Environment\r
49// and Submit TPM Request to Pre-OS Environment 2\r
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50//\r
51#define TREE_PP_SUBMIT_REQUEST_TO_PREOS_SUCCESS 0\r
52#define TREE_PP_SUBMIT_REQUEST_TO_PREOS_NOT_IMPLEMENTED 1\r
53#define TREE_PP_SUBMIT_REQUEST_TO_PREOS_GENERAL_FAILURE 2\r
54#define TREE_PP_SUBMIT_REQUEST_TO_PREOS_BLOCKED_BY_BIOS_SETTINGS 3\r
55\r
56//\r
57// The return code for Get User Confirmation Status for Operation\r
58//\r
59#define TREE_PP_GET_USER_CONFIRMATION_NOT_IMPLEMENTED 0\r
60#define TREE_PP_GET_USER_CONFIRMATION_BIOS_ONLY 1\r
61#define TREE_PP_GET_USER_CONFIRMATION_BLOCKED_BY_BIOS_CONFIGURATION 2\r
62#define TREE_PP_GET_USER_CONFIRMATION_ALLOWED_AND_PPUSER_REQUIRED 3\r
63#define TREE_PP_GET_USER_CONFIRMATION_ALLOWED_AND_PPUSER_NOT_REQUIRED 4\r
64\r
65/**\r
66 Check and execute the requested physical presence command.\r
67\r
68 This API should be invoked in BIOS boot phase to process pending request.\r
69 \r
70 Caution: This function may receive untrusted input.\r
71 \r
72 If OperationRequest < 128, then ASSERT().\r
73\r
74 @param[in] PlatformAuth platform auth value. NULL means no platform auth change.\r
75 @param[in] OperationRequest TPM physical presence operation request.\r
76 @param[in, out] ManagementFlags BIOS TPM Management Flags.\r
77 @param[out] ResetRequired If reset is required to vendor settings in effect.\r
78 True, it indicates the reset is required.\r
79 False, it indicates the reset is not required.\r
80\r
81 @return TPM Operation Response to OS Environment.\r
82**/\r
83UINT32\r
84EFIAPI\r
85TrEEPpVendorLibExecutePendingRequest (\r
86 IN TPM2B_AUTH *PlatformAuth, OPTIONAL\r
87 IN UINT32 OperationRequest,\r
88 IN OUT UINT32 *ManagementFlags,\r
89 OUT BOOLEAN *ResetRequired\r
90 );\r
91\r
92/**\r
93 Check if there is a valid physical presence command request.\r
94\r
95 This API should be invoked in BIOS boot phase to process pending request.\r
96 \r
97 Caution: This function may receive untrusted input.\r
98\r
99 If OperationRequest < 128, then ASSERT().\r
100\r
101 @param[in] OperationRequest TPM physical presence operation request.\r
102 @param[in] ManagementFlags BIOS TPM Management Flags.\r
103 @param[out] RequestConfirmed If the physical presence operation command required user confirm from UI.\r
104 True, it indicates the command doesn't require user confirm.\r
105 False, it indicates the command need user confirm from UI.\r
106\r
107 @retval TRUE Physical Presence operation command is valid.\r
108 @retval FALSE Physical Presence operation command is invalid.\r
109**/\r
110BOOLEAN\r
111EFIAPI\r
112TrEEPpVendorLibHasValidRequest (\r
113 IN UINT32 OperationRequest,\r
114 IN UINT32 ManagementFlags,\r
115 OUT BOOLEAN *RequestConfirmed\r
116 );\r
117\r
118/**\r
119 The callback for TPM vendor specific physical presence which is called for\r
120 Submit TPM Operation Request to Pre-OS Environment and\r
121 Submit TPM Operation Request to Pre-OS Environment 2.\r
122\r
123 This API should be invoked in OS runtime phase to interface with ACPI method.\r
124\r
125 Caution: This function may receive untrusted input.\r
126 \r
127 If OperationRequest < 128, then ASSERT().\r
128\r
129 @param[in] OperationRequest TPM physical presence operation request.\r
130 @param[in] ManagementFlags BIOS TPM Management Flags.\r
131\r
132 @return Return Code for Submit TPM Operation Request to Pre-OS Environment and\r
133 Submit TPM Operation Request to Pre-OS Environment 2.\r
134**/\r
135UINT32\r
136EFIAPI\r
137TrEEPpVendorLibSubmitRequestToPreOSFunction (\r
138 IN UINT32 OperationRequest,\r
139 IN UINT32 ManagementFlags\r
140 );\r
141\r
142/**\r
143 The callback for TPM vendor specific physical presence which is called for\r
144 Get User Confirmation Status for Operation.\r
145\r
146 This API should be invoked in OS runtime phase to interface with ACPI method.\r
147\r
148 Caution: This function may receive untrusted input.\r
149 \r
150 If OperationRequest < 128, then ASSERT().\r
151\r
152 @param[in] OperationRequest TPM physical presence operation request.\r
153 @param[in] ManagementFlags BIOS TPM Management Flags.\r
154\r
155 @return Return Code for Get User Confirmation Status for Operation.\r
156**/\r
157UINT32\r
158EFIAPI\r
159TrEEPpVendorLibGetUserConfirmationStatusFunction (\r
160 IN UINT32 OperationRequest,\r
161 IN UINT32 ManagementFlags\r
162 );\r
163\r
164#endif\r