Vlv2TbltDevicePkg/PlatformInitPei/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
  15 Module Name:
  16
  17  LegacySpeaker.h
  18
  19 Abstract:
  20
  21   Speaker enabling related data
  22
  23 --*/
  24
  25 #ifndef _PEI_LEGACY_SPEAKER_H
  26 #define _PEI_LEGACY_SPEAKER_H
  27
  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  CONST EFI_PEI_SERVICES  **PeiServices,
  53   IN  UINT16 Frequency
  54   );
  55
  56
  57 EFI_STATUS
  58 EFIAPI
  59 GenerateBeepTone (
  60   IN  CONST EFI_PEI_SERVICES                  **PeiServices,
  61   IN  UINTN                             NumberOfBeeps,
  62   IN  UINTN                             BeepDuration,
  63   IN  UINTN                             TimeInterval
  64   );
  65
  66 EFI_STATUS
  67 TurnOnSpeaker (
  68   IN  CONST EFI_PEI_SERVICES  **PeiServices
  69   );
  70
  71 EFI_STATUS
  72 TurnOffSpeaker (
  73   IN  CONST EFI_PEI_SERVICES  **PeiServices
  74   );
  75
  76 #endif