Vlv2TbltDevicePkg/PlatformDxe/LegacySpeaker.h

   1 /*++
   2
   3   Copyright (c) 2004  - 2014, Intel Corporation. All rights reserved.<BR>
   4
   5   This program and the accompanying materials are licensed and made available under
   6   the terms and conditions of the BSD License that accompanies this distribution.
   7   The full text of the license may be found at
   8   http://opensource.org/licenses/bsd-license.php.
   9
  10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13
  14 Module Name:
  15
  16  LegacySpeaker.h
  17
  18 Abstract:
  19
  20   Speaker enabling related data
  21
  22 --*/
  23
  24 #ifndef _DXE_LEGACY_SPEAKER_H
  25 #define _DXE_LEGACY_SPEAKER_H
  26
  27 #include "PlatformDxe.h"
  28
  29 //
  30 // Speaker Related Port Information
  31 //
  32 #define EFI_TIMER_COUNTER_PORT            0x40
  33 #define EFI_TIMER_CONTROL_PORT            0x43
  34 #define EFI_TIMER_2_PORT                  0x42
  35 #define EFI_SPEAKER_CONTROL_PORT          0x61
  36
  37 #define EFI_SPEAKER_OFF_MASK              0xFC
  38
  39 #define EFI_DEFAULT_BEEP_FREQUENCY        0x500
  40
  41 //
  42 // Default Intervals/Beep Duration
  43 //
  44 #define EFI_DEFAULT_LONG_BEEP_DURATION    0x70000
  45 #define EFI_DEFAULT_SHORT_BEEP_DURATION   0x50000
  46 #define EFI_DEFAULT_BEEP_TIME_INTERVAL    0x20000
  47
  48
  49 EFI_STATUS
  50 EFIAPI
  51 ProgramToneFrequency (
  52   IN  EFI_SPEAKER_IF_PROTOCOL           * This,
  53   IN  UINT16                            Frequency
  54   );
  55
  56
  57 EFI_STATUS
  58 EFIAPI
  59 GenerateBeepTone (
  60   IN  EFI_SPEAKER_IF_PROTOCOL           * This,
  61   IN  UINTN                             NumberOfBeeps,
  62   IN  UINTN                             BeepDuration,
  63   IN  UINTN                             TimeInterval
  64   );
  65
  66 EFI_STATUS
  67 TurnOnSpeaker (
  68   );
  69
  70 EFI_STATUS
  71 TurnOffSpeaker (
  72   );
  73
  74 #endif