mirror of https://github.com/acidanthera/audk.git
132 lines
4.7 KiB
C
132 lines
4.7 KiB
C
/** @file
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NULL TrEE PP Vendor library instance that does not support any vendor specific PPI.
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Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include <Library/DebugLib.h>
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#include <Library/TrEEPpVendorLib.h>
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/**
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Check and execute the requested physical presence command.
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This API should be invoked in BIOS boot phase to process pending request.
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Caution: This function may receive untrusted input.
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If OperationRequest < 128, then ASSERT().
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@param[in] PlatformAuth platform auth value. NULL means no platform auth change.
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@param[in] OperationRequest TPM physical presence operation request.
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@param[in, out] ManagementFlags BIOS TPM Management Flags.
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@param[out] ResetRequired If reset is required to vendor settings in effect.
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True, it indicates the reset is required.
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False, it indicates the reset is not required.
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@return TPM Operation Response to OS Environment.
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**/
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UINT32
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EFIAPI
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TrEEPpVendorLibExecutePendingRequest (
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IN TPM2B_AUTH *PlatformAuth, OPTIONAL
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IN UINT32 OperationRequest,
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IN OUT UINT32 *ManagementFlags,
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OUT BOOLEAN *ResetRequired
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)
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{
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ASSERT (OperationRequest >= TREE_PHYSICAL_PRESENCE_VENDOR_SPECIFIC_OPERATION);
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return TREE_PP_OPERATION_RESPONSE_BIOS_FAILURE;
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}
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/**
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Check if there is a valid physical presence command request.
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This API should be invoked in BIOS boot phase to process pending request.
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Caution: This function may receive untrusted input.
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If OperationRequest < 128, then ASSERT().
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@param[in] OperationRequest TPM physical presence operation request.
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@param[in] ManagementFlags BIOS TPM Management Flags.
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@param[out] RequestConfirmed If the physical presence operation command required user confirm from UI.
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True, it indicates the command doesn't require user confirm.
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False, it indicates the command need user confirm from UI.
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@retval TRUE Physical Presence operation command is valid.
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@retval FALSE Physical Presence operation command is invalid.
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**/
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BOOLEAN
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EFIAPI
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TrEEPpVendorLibHasValidRequest (
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IN UINT32 OperationRequest,
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IN UINT32 ManagementFlags,
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OUT BOOLEAN *RequestConfirmed
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)
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{
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ASSERT (OperationRequest >= TREE_PHYSICAL_PRESENCE_VENDOR_SPECIFIC_OPERATION);
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return FALSE;
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}
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/**
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The callback for TPM vendor specific physical presence which is called for
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Submit TPM Operation Request to Pre-OS Environment and
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Submit TPM Operation Request to Pre-OS Environment 2.
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This API should be invoked in OS runtime phase to interface with ACPI method.
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Caution: This function may receive untrusted input.
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If OperationRequest < 128, then ASSERT().
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@param[in] OperationRequest TPM physical presence operation request.
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@param[in] ManagementFlags BIOS TPM Management Flags.
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@return Return Code for Submit TPM Operation Request to Pre-OS Environment and
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Submit TPM Operation Request to Pre-OS Environment 2.
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**/
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UINT32
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EFIAPI
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TrEEPpVendorLibSubmitRequestToPreOSFunction (
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IN UINT32 OperationRequest,
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IN UINT32 ManagementFlags
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)
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{
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ASSERT (OperationRequest >= TREE_PHYSICAL_PRESENCE_VENDOR_SPECIFIC_OPERATION);
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return TREE_PP_SUBMIT_REQUEST_TO_PREOS_NOT_IMPLEMENTED;
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}
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/**
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The callback for TPM vendor specific physical presence which is called for
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Get User Confirmation Status for Operation.
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This API should be invoked in OS runtime phase to interface with ACPI method.
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Caution: This function may receive untrusted input.
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If OperationRequest < 128, then ASSERT().
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@param[in] OperationRequest TPM physical presence operation request.
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@param[in] ManagementFlags BIOS TPM Management Flags.
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@return Return Code for Get User Confirmation Status for Operation.
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**/
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UINT32
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EFIAPI
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TrEEPpVendorLibGetUserConfirmationStatusFunction (
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IN UINT32 OperationRequest,
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IN UINT32 ManagementFlags
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)
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{
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ASSERT (OperationRequest >= TREE_PHYSICAL_PRESENCE_VENDOR_SPECIFIC_OPERATION);
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return TREE_PP_GET_USER_CONFIRMATION_NOT_IMPLEMENTED;
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}
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