Add debug port and debug port 2 table.

signed off by: jiewen.yao@intel.com
reviewed by: liming.gao@intel.com


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13750 6f19259b-4bc3-4df7-8a09-765794883524

MdePkg/Include/IndustryStandard/DebugPortTable.h

@@ -0,0 +1,50 @@
+/** @file   
+  ACPI debug port table definition, defined at 
+  Microsoft DebugPortSpecification.
+
+Copyright (c) 2012, Intel Corporation. All rights reserved.<BR>
+This software and associated documentation (if any) is furnished
+under a license and may only be used or copied in accordance
+with the terms of the license. Except as permitted by such
+license, no part of this software or documentation may be
+reproduced, stored in a retrieval system, or transmitted in any
+form or by any means without the express written consent of
+Intel Corporation.
+
+**/
+
+
+#ifndef _DEBUG_PORT_TABLE_H_
+#define _DEBUG_PORT_TABLE_H_
+
+#include <IndustryStandard/Acpi.h>
+
+//
+// Ensure proper structure formats
+//
+#pragma pack(1)
+
+//
+// Debug Port Table definition.
+//
+typedef struct {
+  EFI_ACPI_DESCRIPTION_HEADER               Header;
+  UINT8                                     InterfaceType;
+  UINT8                                     Reserved_37[3];
+  EFI_ACPI_2_0_GENERIC_ADDRESS_STRUCTURE    BaseAddress;
+} EFI_ACPI_DEBUG_PORT_DESCRIPTION_TABLE;
+
+#pragma pack()
+
+//
+// DBGP Revision (defined in spec)
+//
+#define EFI_ACPI_DEBUG_PORT_TABLE_REVISION      0x01
+
+//
+// Interface Type
+//
+#define EFI_ACPI_DBGP_INTERFACE_TYPE_FULL_16550                                 0
+#define EFI_ACPI_DBGP_INTERFACE_TYPE_16550_SUBSET_COMPATIBLE_WITH_MS_DBGP_SPEC  1
+
+#endif