SecurityPkg: Fix bug in TPM 1.2 SelfTest
[mirror_edk2.git] / SecurityPkg / Library / Tpm12CommandLib / Tpm12SelfTest.c
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
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 }