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 #ifndef _DEBUG_PORT_2_TABLE_H_
  12 #define _DEBUG_PORT_2_TABLE_H_
  13
  14 #include <IndustryStandard/Acpi.h>
  15
  16 //
  17 // Ensure proper structure formats
  18 //
  19 #pragma pack(1)
  20
  21 //
  22 // Debug Device Information structure.
  23 //
  24 typedef struct {
  25   UINT8     Revision;
  26   UINT16    Length;
  27   UINT8     NumberofGenericAddressRegisters;
  28   UINT16    NameSpaceStringLength;
  29   UINT16    NameSpaceStringOffset;
  30   UINT16    OemDataLength;
  31   UINT16    OemDataOffset;
  32   UINT16    PortType;
  33   UINT16    PortSubtype;
  34   UINT8     Reserved[2];
  35   UINT16    BaseAddressRegisterOffset;
  36   UINT16    AddressSizeOffset;
  37 } EFI_ACPI_DBG2_DEBUG_DEVICE_INFORMATION_STRUCT;
  38
  39 #define EFI_ACPI_DBG2_DEBUG_DEVICE_INFORMATION_STRUCT_REVISION  0x00
  40
  41 #define EFI_ACPI_DBG2_PORT_TYPE_SERIAL                                                 0x8000
  42 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_FULL_16550                                 0x0000
  43 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_16550_SUBSET_COMPATIBLE_WITH_MS_DBGP_SPEC  0x0001
  44 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_ARM_PL011_UART                             0x0003
  45 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_NVIDIA_16550_UART                          0x0005
  46 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_ARM_SBSA_GENERIC_UART_2X                   0x000d
  47 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_ARM_SBSA_GENERIC_UART                      0x000e
  48 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_DCC                                        0x000f
  49 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_BCM2835_UART                               0x0010
  50 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_16550_WITH_GAS                             0x0012
  51 #define EFI_ACPI_DBG2_PORT_TYPE_1394                                                   0x8001
  52 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_1394_STANDARD                                     0x0000
  53 #define EFI_ACPI_DBG2_PORT_TYPE_USB                                                    0x8002
  54 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_USB_XHCI                                          0x0000
  55 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_USB_EHCI                                          0x0001
  56 #define EFI_ACPI_DBG2_PORT_TYPE_NET                                                    0x8003
  57
  58 //
  59 // Debug Port 2 Table definition.
  60 //
  61 typedef struct {
  62   EFI_ACPI_DESCRIPTION_HEADER    Header;
  63   UINT32                         OffsetDbgDeviceInfo;
  64   UINT32                         NumberDbgDeviceInfo;
  65 } EFI_ACPI_DEBUG_PORT_2_DESCRIPTION_TABLE;
  66
  67 #pragma pack()
  68
  69 //
  70 // DBG2 Revision (defined in spec)
  71 //
  72 #define EFI_ACPI_DEBUG_PORT_2_TABLE_REVISION  0x00
  73
  74 #endif