MdePkg/Include/IndustryStandard/DebugPort2Table.h

   1 /** @file
   2   ACPI debug port 2 table definition, defined at
   3   Microsoft DebugPort2Specification.
   4
   5   Copyright (c) 2012 - 2018, Intel Corporation. All rights reserved.<BR>
   6   Copyright (c) 2012 - 2016, ARM Limited. All rights reserved.<BR>
   7   SPDX-License-Identifier: BSD-2-Clause-Patent
   8
   9 **/
  10
  11
  12 #ifndef _DEBUG_PORT_2_TABLE_H_
  13 #define _DEBUG_PORT_2_TABLE_H_
  14
  15 #include <IndustryStandard/Acpi.h>
  16
  17 //
  18 // Ensure proper structure formats
  19 //
  20 #pragma pack(1)
  21
  22 //
  23 // Debug Device Information structure.
  24 //
  25 typedef struct {
  26   UINT8                                     Revision;
  27   UINT16                                    Length;
  28   UINT8                                     NumberofGenericAddressRegisters;
  29   UINT16                                    NameSpaceStringLength;
  30   UINT16                                    NameSpaceStringOffset;
  31   UINT16                                    OemDataLength;
  32   UINT16                                    OemDataOffset;
  33   UINT16                                    PortType;
  34   UINT16                                    PortSubtype;
  35   UINT8                                     Reserved[2];
  36   UINT16                                    BaseAddressRegisterOffset;
  37   UINT16                                    AddressSizeOffset;
  38 } EFI_ACPI_DBG2_DEBUG_DEVICE_INFORMATION_STRUCT;
  39
  40 #define EFI_ACPI_DBG2_DEBUG_DEVICE_INFORMATION_STRUCT_REVISION      0x00
  41
  42 #define EFI_ACPI_DBG2_PORT_TYPE_SERIAL                                                 0x8000
  43 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_FULL_16550                                 0x0000
  44 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_16550_SUBSET_COMPATIBLE_WITH_MS_DBGP_SPEC  0x0001
  45 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_ARM_PL011_UART                             0x0003
  46 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_NVIDIA_16550_UART                          0x0005
  47 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_ARM_SBSA_GENERIC_UART_2X                   0x000d
  48 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_ARM_SBSA_GENERIC_UART                      0x000e
  49 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_DCC                                        0x000f
  50 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_BCM2835_UART                               0x0010
  51 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_16550_WITH_GAS                             0x0012
  52 #define EFI_ACPI_DBG2_PORT_TYPE_1394                                                   0x8001
  53 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_1394_STANDARD                                     0x0000
  54 #define EFI_ACPI_DBG2_PORT_TYPE_USB                                                    0x8002
  55 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_USB_XHCI                                          0x0000
  56 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_USB_EHCI                                          0x0001
  57 #define EFI_ACPI_DBG2_PORT_TYPE_NET                                                    0x8003
  58
  59 //
  60 // Debug Port 2 Table definition.
  61 //
  62 typedef struct {
  63   EFI_ACPI_DESCRIPTION_HEADER               Header;
  64   UINT32                                    OffsetDbgDeviceInfo;
  65   UINT32                                    NumberDbgDeviceInfo;
  66 } EFI_ACPI_DEBUG_PORT_2_DESCRIPTION_TABLE;
  67
  68 #pragma pack()
  69
  70 //
  71 // DBG2 Revision (defined in spec)
  72 //
  73 #define EFI_ACPI_DEBUG_PORT_2_TABLE_REVISION      0x00
  74
  75 #endif