MdePkg/Include/IndustryStandard/SerialPortConsoleRedirectionTable.h

   1 /** @file
   2   ACPI Serial Port Console Redirection Table as defined by Microsoft in
   3   http://www.microsoft.com/whdc/system/platform/server/spcr.mspx
   4
   5   Copyright (c) 2007 - 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 #ifndef _SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_H_
  16 #define _SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_H_
  17
  18
  19 #include <IndustryStandard/Acpi.h>
  20
  21 //
  22 // Ensure proper structure formats
  23 //
  24 #pragma pack(1)
  25
  26 ///
  27 /// SPCR Revision (defined in spec)
  28 ///
  29 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_REVISION 0x01
  30
  31 ///
  32 /// Serial Port Console Redirection Table Format
  33 ///
  34 typedef struct {
  35   EFI_ACPI_DESCRIPTION_HEADER             Header;
  36   UINT8                                   InterfaceType;
  37   UINT8                                   Reserved1[3];
  38   EFI_ACPI_2_0_GENERIC_ADDRESS_STRUCTURE  BaseAddress;
  39   UINT8                                   InterruptType;
  40   UINT8                                   Irq;
  41   UINT32                                  GlobalSystemInterrupt;
  42   UINT8                                   BaudRate;
  43   UINT8                                   Parity;
  44   UINT8                                   StopBits;
  45   UINT8                                   FlowControl;
  46   UINT8                                   TerminalType;
  47   UINT8                                   Language;
  48   UINT16                                  PciDeviceId;
  49   UINT16                                  PciVendorId;
  50   UINT8                                   PciBusNumber;
  51   UINT8                                   PciDeviceNumber;
  52   UINT8                                   PciFunctionNumber;
  53   UINT32                                  PciFlags;
  54   UINT8                                   PciSegment;
  55   UINT32                                  Reserved2;
  56 } EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE;
  57
  58 #pragma pack()
  59
  60 //
  61 // SPCR Definitions
  62 //
  63
  64 //
  65 // Interface Type
  66 //
  67
  68 ///
  69 /// Full 16550 interface
  70 ///
  71 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_INTERFACE_TYPE_16550   0
  72 ///
  73 /// Full 16450 interface
  74 ///
  75 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_INTERFACE_TYPE_16450   1
  76
  77 //
  78 // Interrupt Type
  79 //
  80
  81 ///
  82 /// PC-AT-compatible dual-8259 IRQ interrupt
  83 ///
  84 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_INTERRUPT_TYPE_8259    0x1
  85 ///
  86 /// I/O APIC interrupt (Global System Interrupt)
  87 ///
  88 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_INTERRUPT_TYPE_APIC    0x2
  89 ///
  90 /// I/O SAPIC interrupt (Global System Interrupt)
  91 ///
  92 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_INTERRUPT_TYPE_SAPIC   0x4
  93
  94 //
  95 // Baud Rate
  96 //
  97 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_BAUD_RATE_9600         3
  98 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_BAUD_RATE_19200        4
  99 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_BAUD_RATE_57600        6
 100 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_BAUD_RATE_115200       7
 101
 102 //
 103 // Parity
 104 //
 105 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_PARITY_NO_PARITY       0
 106
 107 //
 108 // Stop Bits
 109 //
 110 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_STOP_BITS_1            1
 111
 112 //
 113 // Flow Control
 114 //
 115
 116 ///
 117 /// DCD required for transmit
 118 ///
 119 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_FLOW_CONTROL_DCD       0x1
 120 ///
 121 /// RTS/CTS hardware flow control
 122 ///
 123 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_FLOW_CONTROL_RTS_CTS   0x2
 124 ///
 125 ///  XON/XOFF software control
 126 ///
 127 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_FLOW_CONTROL_XON_XOFF  0x4
 128
 129 //
 130 // Terminal Type
 131 //
 132 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_TERMINAL_TYPE_VT100      0
 133 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_TERMINAL_TYPE_VT100_PLUS 1
 134 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_TERMINAL_TYPE_VT_UTF8    2
 135 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_TERMINAL_TYPE_ANSI       3
 136
 137 #endif