1 /** @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> 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 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 28 typedef 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 40