MdePkg/Include/IndustryStandard/DebugPortTable.h

   1 /** @file
   2   ACPI debug port table definition, defined at
   3   Microsoft DebugPortSpecification.
   4
   5   Copyright (c) 2012, 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 _DEBUG_PORT_TABLE_H_
  18 #define _DEBUG_PORT_TABLE_H_
  19
  20 #include <IndustryStandard/Acpi.h>
  21
  22 //
  23 // Ensure proper structure formats
  24 //
  25 #pragma pack(1)
  26
  27 //
  28 // Debug Port Table definition.
  29 //
  30 typedef struct {
  31   EFI_ACPI_DESCRIPTION_HEADER               Header;
  32   UINT8                                     InterfaceType;
  33   UINT8                                     Reserved_37[3];
  34   EFI_ACPI_2_0_GENERIC_ADDRESS_STRUCTURE    BaseAddress;
  35 } EFI_ACPI_DEBUG_PORT_DESCRIPTION_TABLE;
  36
  37 #pragma pack()
  38
  39 //
  40 // DBGP Revision (defined in spec)
  41 //
  42 #define EFI_ACPI_DEBUG_PORT_TABLE_REVISION      0x01
  43
  44 //
  45 // Interface Type
  46 //
  47 #define EFI_ACPI_DBGP_INTERFACE_TYPE_FULL_16550                                 0
  48 #define EFI_ACPI_DBGP_INTERFACE_TYPE_16550_SUBSET_COMPATIBLE_WITH_MS_DBGP_SPEC  1
  49
  50 #endif