1 /** @file
2   Implement TPM1.2 NV Self Test related commands.
3 
4 Copyright (c) 2016, Intel Corporation. All rights reserved. <BR>
5 (C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>
6 This program and the accompanying materials
7 are licensed and made available under the terms and conditions of the BSD License
8 which accompanies this distribution.  The full text of the license may be found at
9 http://opensource.org/licenses/bsd-license.php
10 
11 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
12 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
13 
14 **/
15 
16 #include <PiPei.h>
17 #include <Library/Tpm12CommandLib.h>
18 #include <Library/BaseLib.h>
19 #include <Library/Tpm12DeviceLib.h>
20 
21 /**
22 Send TPM_ContinueSelfTest command to TPM.
23 
24 @retval EFI_SUCCESS           Operation completed successfully.
25 @retval EFI_TIMEOUT           The register can't run into the expected status in time.
26 @retval EFI_BUFFER_TOO_SMALL  Response data buffer is too small.
27 @retval EFI_DEVICE_ERROR      Unexpected device behavior.
28 
29 **/
30 EFI_STATUS
31 EFIAPI
Tpm12ContinueSelfTest(VOID)32 Tpm12ContinueSelfTest (
33   VOID
34   )
35 {
36   TPM_RQU_COMMAND_HDR  Command;
37   TPM_RSP_COMMAND_HDR  Response;
38   UINT32               Length;
39 
40   //
41   // send Tpm command TPM_ORD_ContinueSelfTest
42   //
43   Command.tag       = SwapBytes16 (TPM_TAG_RQU_COMMAND);
44   Command.paramSize = SwapBytes32 (sizeof (Command));
45   Command.ordinal   = SwapBytes32 (TPM_ORD_ContinueSelfTest);
46   Length = sizeof (Response);
47   return Tpm12SubmitCommand (sizeof (Command), (UINT8 *)&Command, &Length, (UINT8 *)&Response);
48 }
49