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Subrata Banik8b9f2892018-01-25 10:50:39 +05301/** @file
2 Defines Windows SMM Security Mitigation Table
3 @ https://msdn.microsoft.com/windows/hardware/drivers/bringup/acpi-system-description-tables#wsmt
4
5 Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>
Peter Lemenkov7bbe3bb2018-12-07 11:23:21 +01006 This program and the accompanying materials
Subrata Banik8b9f2892018-01-25 10:50:39 +05307 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
17#ifndef _WINDOWS_SMM_SECURITY_MITIGATION_TABLE_H_
18#define _WINDOWS_SMM_SECURITY_MITIGATION_TABLE_H_
19
20#include <IndustryStandard/Acpi.h>
21
22#define EFI_ACPI_WINDOWS_SMM_SECURITY_MITIGATION_TABLE_SIGNATURE SIGNATURE_32('W', 'S', 'M', 'T')
23
24#pragma pack(1)
25
26#define EFI_WSMT_TABLE_REVISION 1
27
28typedef struct {
29 EFI_ACPI_DESCRIPTION_HEADER Header;
30 UINT32 ProtectionFlags;
31} EFI_ACPI_WSMT_TABLE;
32
33#define EFI_WSMT_PROTECTION_FLAGS_FIXED_COMM_BUFFERS 0x1
34#define EFI_WSMT_PROTECTION_FLAGS_COMM_BUFFER_NESTED_PTR_PROTECTION 0x2
35#define EFI_WSMT_PROTECTION_FLAGS_SYSTEM_RESOURCE_PROTECTION 0x4
36
37#pragma pack()
38
39#endif