MdeModulePkg/Library/SmmLockBoxLib/SmmLockBoxLibPrivate.h

   1 /** @file
   2
   3 Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>
   4
   5 SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7 **/
   8
   9 #ifndef _SMM_LOCK_BOX_LIB_PRIVATE_H_
  10 #define _SMM_LOCK_BOX_LIB_PRIVATE_H_
  11
  12 #include <Uefi.h>
  13
  14 #pragma pack(1)
  15
  16 //
  17 // Below data structure is used for lockbox registration in SMST
  18 //
  19
  20 #define SMM_LOCK_BOX_SIGNATURE_32 SIGNATURE_64 ('L','O','C','K','B','_','3','2')
  21 #define SMM_LOCK_BOX_SIGNATURE_64 SIGNATURE_64 ('L','O','C','K','B','_','6','4')
  22
  23 typedef struct {
  24   UINT64                   Signature;
  25   EFI_PHYSICAL_ADDRESS     LockBoxDataAddress;
  26 } SMM_LOCK_BOX_CONTEXT;
  27
  28 //
  29 // Below data structure is used for lockbox management
  30 //
  31
  32 #define SMM_LOCK_BOX_DATA_SIGNATURE SIGNATURE_64 ('L','O','C','K','B','O','X','D')
  33
  34 typedef struct {
  35   UINT64                         Signature;
  36   EFI_GUID                       Guid;
  37   EFI_PHYSICAL_ADDRESS           Buffer;
  38   UINT64                         Length;
  39   UINT64                         Attributes;
  40   EFI_PHYSICAL_ADDRESS           SmramBuffer;
  41   LIST_ENTRY                     Link;
  42 } SMM_LOCK_BOX_DATA;
  43
  44 #pragma pack()
  45
  46 #endif
  47