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
51