summaryrefslogtreecommitdiff
path: root/MdeModulePkg/Library/SmmLockBoxLib/SmmLockBoxLibPrivate.h
blob: 31da89af0f77fba5a3c06f5d80a5188e0f504fdb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
/** @file

Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>

This program and the accompanying materials
are licensed and made available under the terms and conditions
of the BSD License which accompanies this distribution.  The
full text of the license may be found at
http://opensource.org/licenses/bsd-license.php

THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.

**/

#ifndef _SMM_LOCK_BOX_LIB_PRIVATE_H_
#define _SMM_LOCK_BOX_LIB_PRIVATE_H_

#include <Uefi.h>

#pragma pack(1)

//
// Below data structure is used for lockbox registration in SMST
//

#define SMM_LOCK_BOX_SIGNATURE_32 SIGNATURE_64 ('L','O','C','K','B','_','3','2')
#define SMM_LOCK_BOX_SIGNATURE_64 SIGNATURE_64 ('L','O','C','K','B','_','6','4')

typedef struct {
  UINT64                   Signature;
  EFI_PHYSICAL_ADDRESS     LockBoxDataAddress;
} SMM_LOCK_BOX_CONTEXT;

//
// Below data structure is used for lockbox management
//

#define SMM_LOCK_BOX_DATA_SIGNATURE SIGNATURE_64 ('L','O','C','K','B','O','X','D')

typedef struct {
  UINT64                         Signature;
  EFI_GUID                       Guid;
  EFI_PHYSICAL_ADDRESS           Buffer;
  UINT64                         Length;
  UINT64                         Attributes;
  EFI_PHYSICAL_ADDRESS           SmramBuffer;
  LIST_ENTRY                     Link;
} SMM_LOCK_BOX_DATA;

#pragma pack()

#endif