/*++ Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent Module Name: LegacySpeaker.h Abstract: Speaker enabling related data --*/ #ifndef _PEI_LEGACY_SPEAKER_H #define _PEI_LEGACY_SPEAKER_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 CONST EFI_PEI_SERVICES **PeiServices, IN UINT16 Frequency ); EFI_STATUS EFIAPI GenerateBeepTone ( IN CONST EFI_PEI_SERVICES **PeiServices, IN UINTN NumberOfBeeps, IN UINTN BeepDuration, IN UINTN TimeInterval ); EFI_STATUS TurnOnSpeaker ( IN CONST EFI_PEI_SERVICES **PeiServices ); EFI_STATUS TurnOffSpeaker ( IN CONST EFI_PEI_SERVICES **PeiServices ); #endif