summaryrefslogtreecommitdiffstats
path: root/MdePkg/Include/IndustryStandard/WindowsSmmSecurityMitigationTable.h
blob: ccc6da1575bcad64c34d78e05d4d7ff85a703d91 (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
/** @file
  Defines Windows SMM Security Mitigation Table
  @ https://msdn.microsoft.com/windows/hardware/drivers/bringup/acpi-system-description-tables#wsmt

  Copyright (c) 2016 - 2018, Intel Corporation. All rights reserved.<BR>
  SPDX-License-Identifier: BSD-2-Clause-Patent

**/


#ifndef _WINDOWS_SMM_SECURITY_MITIGATION_TABLE_H_
#define _WINDOWS_SMM_SECURITY_MITIGATION_TABLE_H_

#include <IndustryStandard/Acpi.h>

#define EFI_ACPI_WINDOWS_SMM_SECURITY_MITIGATION_TABLE_SIGNATURE  SIGNATURE_32('W', 'S', 'M', 'T')

#pragma pack(1)

#define EFI_WSMT_TABLE_REVISION  1

typedef struct {
  EFI_ACPI_DESCRIPTION_HEADER Header;
  UINT32                      ProtectionFlags;
} EFI_ACPI_WSMT_TABLE;

#define EFI_WSMT_PROTECTION_FLAGS_FIXED_COMM_BUFFERS                   0x1
#define EFI_WSMT_PROTECTION_FLAGS_COMM_BUFFER_NESTED_PTR_PROTECTION    0x2
#define EFI_WSMT_PROTECTION_FLAGS_SYSTEM_RESOURCE_PROTECTION           0x4

#pragma pack()

#endif