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/*++
Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
Module Name:
LegacySpeaker.h
Abstract:
Speaker enabling related data
--*/
#ifndef _DXE_LEGACY_SPEAKER_H
#define _DXE_LEGACY_SPEAKER_H
#include "PlatformDxe.h"
//
// Speaker Related Port Information
//
#define EFI_TIMER_COUNTER_PORT 0x40
#define EFI_TIMER_CONTROL_PORT 0x43
#define EFI_TIMER_2_PORT 0x42
#define EFI_SPEAKER_CONTROL_PORT 0x61
#define EFI_SPEAKER_OFF_MASK 0xFC
#define EFI_DEFAULT_BEEP_FREQUENCY 0x500
//
// Default Intervals/Beep Duration
//
#define EFI_DEFAULT_LONG_BEEP_DURATION 0x70000
#define EFI_DEFAULT_SHORT_BEEP_DURATION 0x50000
#define EFI_DEFAULT_BEEP_TIME_INTERVAL 0x20000
EFI_STATUS
EFIAPI
ProgramToneFrequency (
IN EFI_SPEAKER_IF_PROTOCOL * This,
IN UINT16 Frequency
);
EFI_STATUS
EFIAPI
GenerateBeepTone (
IN EFI_SPEAKER_IF_PROTOCOL * This,
IN UINTN NumberOfBeeps,
IN UINTN BeepDuration,
IN UINTN TimeInterval
);
EFI_STATUS
TurnOnSpeaker (
);
EFI_STATUS
TurnOffSpeaker (
);
#endif
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