MdePkg/Include/IndustryStandard/DebugPortTable.h

   1 /** @file
   2   ACPI debug port table definition, defined at
   3   Microsoft DebugPortSpecification.
   4
   5   Copyright (c) 2012 - 2018, Intel Corporation. All rights reserved.<BR>
   6   SPDX-License-Identifier: BSD-2-Clause-Patent
   7
   8 **/
   9
  10
  11 #ifndef _DEBUG_PORT_TABLE_H_
  12 #define _DEBUG_PORT_TABLE_H_
  13
  14 #include <IndustryStandard/Acpi.h>
  15
  16 //
  17 // Ensure proper structure formats
  18 //
  19 #pragma pack(1)
  20
  21 //
  22 // Debug Port Table definition.
  23 //
  24 typedef struct {
  25   EFI_ACPI_DESCRIPTION_HEADER               Header;
  26   UINT8                                     InterfaceType;
  27   UINT8                                     Reserved_37[3];
  28   EFI_ACPI_2_0_GENERIC_ADDRESS_STRUCTURE    BaseAddress;
  29 } EFI_ACPI_DEBUG_PORT_DESCRIPTION_TABLE;
  30
  31 #pragma pack()
  32
  33 //
  34 // DBGP Revision (defined in spec)
  35 //
  36 #define EFI_ACPI_DEBUG_PORT_TABLE_REVISION      0x01
  37
  38 //
  39 // Interface Type
  40 //
  41 #define EFI_ACPI_DBGP_INTERFACE_TYPE_FULL_16550                                 0
  42 #define EFI_ACPI_DBGP_INTERFACE_TYPE_16550_SUBSET_COMPATIBLE_WITH_MS_DBGP_SPEC  1
  43
  44 #endif