/** @file | |
NULL Tcg2 PP Vendor library instance that does not support any vendor specific PPI. | |
Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR> | |
SPDX-License-Identifier: BSD-2-Clause-Patent | |
**/ | |
#include <Library/DebugLib.h> | |
#include <Library/Tcg2PpVendorLib.h> | |
/** | |
Check and execute the requested physical presence command. | |
This API should be invoked in BIOS boot phase to process pending request. | |
Caution: This function may receive untrusted input. | |
If OperationRequest < 128, then ASSERT(). | |
@param[in] PlatformAuth platform auth value. NULL means no platform auth change. | |
@param[in] OperationRequest TPM physical presence operation request. | |
@param[in, out] ManagementFlags BIOS TPM Management Flags. | |
@param[out] ResetRequired If reset is required to vendor settings in effect. | |
True, it indicates the reset is required. | |
False, it indicates the reset is not required. | |
@return TPM Operation Response to OS Environment. | |
**/ | |
UINT32 | |
EFIAPI | |
Tcg2PpVendorLibExecutePendingRequest ( | |
IN TPM2B_AUTH *PlatformAuth OPTIONAL, | |
IN UINT32 OperationRequest, | |
IN OUT UINT32 *ManagementFlags, | |
OUT BOOLEAN *ResetRequired | |
) | |
{ | |
ASSERT (OperationRequest >= TCG2_PHYSICAL_PRESENCE_VENDOR_SPECIFIC_OPERATION); | |
return TCG_PP_OPERATION_RESPONSE_BIOS_FAILURE; | |
} | |
/** | |
Check if there is a valid physical presence command request. | |
This API should be invoked in BIOS boot phase to process pending request. | |
Caution: This function may receive untrusted input. | |
If OperationRequest < 128, then ASSERT(). | |
@param[in] OperationRequest TPM physical presence operation request. | |
@param[in] ManagementFlags BIOS TPM Management Flags. | |
@param[out] RequestConfirmed If the physical presence operation command required user confirm from UI. | |
True, it indicates the command doesn't require user confirm. | |
False, it indicates the command need user confirm from UI. | |
@retval TRUE Physical Presence operation command is valid. | |
@retval FALSE Physical Presence operation command is invalid. | |
**/ | |
BOOLEAN | |
EFIAPI | |
Tcg2PpVendorLibHasValidRequest ( | |
IN UINT32 OperationRequest, | |
IN UINT32 ManagementFlags, | |
OUT BOOLEAN *RequestConfirmed | |
) | |
{ | |
ASSERT (OperationRequest >= TCG2_PHYSICAL_PRESENCE_VENDOR_SPECIFIC_OPERATION); | |
return FALSE; | |
} | |
/** | |
The callback for TPM vendor specific physical presence which is called for | |
Submit TPM Operation Request to Pre-OS Environment and | |
Submit TPM Operation Request to Pre-OS Environment 2. | |
This API should be invoked in OS runtime phase to interface with ACPI method. | |
Caution: This function may receive untrusted input. | |
If OperationRequest < 128, then ASSERT(). | |
@param[in] OperationRequest TPM physical presence operation request. | |
@param[in] ManagementFlags BIOS TPM Management Flags. | |
@param[in] RequestParameter Extra parameter from the passed package. | |
@return Return Code for Submit TPM Operation Request to Pre-OS Environment and | |
Submit TPM Operation Request to Pre-OS Environment 2. | |
**/ | |
UINT32 | |
EFIAPI | |
Tcg2PpVendorLibSubmitRequestToPreOSFunction ( | |
IN UINT32 OperationRequest, | |
IN UINT32 ManagementFlags, | |
IN UINT32 RequestParameter | |
) | |
{ | |
ASSERT (OperationRequest >= TCG2_PHYSICAL_PRESENCE_VENDOR_SPECIFIC_OPERATION); | |
return TCG_PP_SUBMIT_REQUEST_TO_PREOS_NOT_IMPLEMENTED; | |
} | |
/** | |
The callback for TPM vendor specific physical presence which is called for | |
Get User Confirmation Status for Operation. | |
This API should be invoked in OS runtime phase to interface with ACPI method. | |
Caution: This function may receive untrusted input. | |
If OperationRequest < 128, then ASSERT(). | |
@param[in] OperationRequest TPM physical presence operation request. | |
@param[in] ManagementFlags BIOS TPM Management Flags. | |
@return Return Code for Get User Confirmation Status for Operation. | |
**/ | |
UINT32 | |
EFIAPI | |
Tcg2PpVendorLibGetUserConfirmationStatusFunction ( | |
IN UINT32 OperationRequest, | |
IN UINT32 ManagementFlags | |
) | |
{ | |
ASSERT (OperationRequest >= TCG2_PHYSICAL_PRESENCE_VENDOR_SPECIFIC_OPERATION); | |
return TCG_PP_GET_USER_CONFIRMATION_NOT_IMPLEMENTED; | |
} |