Vlv2TbltDevicePkg/PlatformDxe/LegacySpeaker.h

   1 /*++
   2
   3   Copyright (c) 2004  - 2014, Intel Corporation. All rights reserved.<BR>
   4
   5   SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7
   8
   9 Module Name:
  10
  11  LegacySpeaker.h
  12
  13 Abstract:
  14
  15   Speaker enabling related data
  16
  17 --*/
  18
  19 #ifndef _DXE_LEGACY_SPEAKER_H
  20 #define _DXE_LEGACY_SPEAKER_H
  21
  22 #include "PlatformDxe.h"
  23
  24 //
  25 // Speaker Related Port Information
  26 //
  27 #define EFI_TIMER_COUNTER_PORT            0x40
  28 #define EFI_TIMER_CONTROL_PORT            0x43
  29 #define EFI_TIMER_2_PORT                  0x42
  30 #define EFI_SPEAKER_CONTROL_PORT          0x61
  31
  32 #define EFI_SPEAKER_OFF_MASK              0xFC
  33
  34 #define EFI_DEFAULT_BEEP_FREQUENCY        0x500
  35
  36 //
  37 // Default Intervals/Beep Duration
  38 //
  39 #define EFI_DEFAULT_LONG_BEEP_DURATION    0x70000
  40 #define EFI_DEFAULT_SHORT_BEEP_DURATION   0x50000
  41 #define EFI_DEFAULT_BEEP_TIME_INTERVAL    0x20000
  42
  43
  44 EFI_STATUS
  45 EFIAPI
  46 ProgramToneFrequency (
  47   IN  EFI_SPEAKER_IF_PROTOCOL           * This,
  48   IN  UINT16                            Frequency
  49   );
  50
  51
  52 EFI_STATUS
  53 EFIAPI
  54 GenerateBeepTone (
  55   IN  EFI_SPEAKER_IF_PROTOCOL           * This,
  56   IN  UINTN                             NumberOfBeeps,
  57   IN  UINTN                             BeepDuration,
  58   IN  UINTN                             TimeInterval
  59   );
  60
  61 EFI_STATUS
  62 TurnOnSpeaker (
  63   );
  64
  65 EFI_STATUS
  66 TurnOffSpeaker (
  67   );
  68
  69 #endif