MdePkg/Include/IndustryStandard/WindowsSmmSecurityMitigationTable.h

   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 - 2018, Intel Corporation. All rights reserved.<BR>
   6   SPDX-License-Identifier: BSD-2-Clause-Patent
   7
   8 **/
   9
  10 #ifndef _WINDOWS_SMM_SECURITY_MITIGATION_TABLE_H_
  11 #define _WINDOWS_SMM_SECURITY_MITIGATION_TABLE_H_
  12
  13 #include <IndustryStandard/Acpi.h>
  14
  15 #define EFI_ACPI_WINDOWS_SMM_SECURITY_MITIGATION_TABLE_SIGNATURE  SIGNATURE_32('W', 'S', 'M', 'T')
  16
  17 #pragma pack(1)
  18
  19 #define EFI_WSMT_TABLE_REVISION  1
  20
  21 typedef struct {
  22   EFI_ACPI_DESCRIPTION_HEADER    Header;
  23   UINT32                         ProtectionFlags;
  24 } EFI_ACPI_WSMT_TABLE;
  25
  26 #define EFI_WSMT_PROTECTION_FLAGS_FIXED_COMM_BUFFERS                 0x1
  27 #define EFI_WSMT_PROTECTION_FLAGS_COMM_BUFFER_NESTED_PTR_PROTECTION  0x2
  28 #define EFI_WSMT_PROTECTION_FLAGS_SYSTEM_RESOURCE_PROTECTION         0x4
  29
  30 #pragma pack()
  31
  32 #endif