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- /*++
- Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>
-
- SPDX-License-Identifier: BSD-2-Clause-Patent
-
- Module Name:
- Speaker.h
- Abstract:
- EFI Speaker Interface Protocol
- --*/
- #ifndef _PEI_SPEAKER_IF_H
- #define _PEI_SPEAKER_IF_H
- //
- // Global ID Speaker Interface
- //
- #define PEI_SPEAKER_INTERFACE_PPI_GUID \
- { \
- 0x30ac275e, 0xbb30, 0x4b84, 0xa1, 0xcd, 0x0a, 0xf1, 0x32, 0x2c, 0x89, 0xc0 \
- }
- typedef struct _PEI_SPEAKER_IF_PPI PEI_SPEAKER_IF_PPI;
- //
- // Beep Code
- //
- typedef
- EFI_STATUS
- (EFIAPI *EFI_SPEAKER_GENERATE_BEEP) (
- IN CONST EFI_PEI_SERVICES **PeiServices,
- IN UINTN NumberOfBeep,
- IN UINTN BeepDuration,
- IN UINTN TimeInterval
- );
- //
- // Set Frequency
- //
- typedef
- EFI_STATUS
- (EFIAPI *EFI_SPEAKER_SET_FREQUENCY) (
- IN CONST EFI_PEI_SERVICES **PeiServices,
- IN UINT16 Frequency
- );
- //
- // Protocol definition
- //
- typedef struct _PEI_SPEAKER_IF_PPI {
- EFI_SPEAKER_SET_FREQUENCY SetSpeakerToneFrequency;
- EFI_SPEAKER_GENERATE_BEEP GenerateBeep;
- } PEI_SPEAKER_IF_PPI;
- extern EFI_GUID gPeiSpeakerInterfacePpiGuid;
- #endif
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