86 lines
2.2 KiB
C
86 lines
2.2 KiB
C
/** @file
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;******************************************************************************
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;* Copyright (c) 2012-2013, Insyde Software Corporation. All Rights Reserved.
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;*
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;* You may not reproduce, distribute, publish, display, perform, modify, adapt,
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;* transmit, broadcast, present, recite, release, license or otherwise exploit
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;* any part of this publication in any form, by any means, without the prior
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;* written permission of Insyde Software Corporation.
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;*
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;******************************************************************************
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*/
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/**
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This file contains 'Framework Code' and is licensed as such
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under the terms of your license agreement with Intel or your
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vendor. This file may not be modified, except as allowed by
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additional terms of your license agreement.
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**/
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/*++
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Copyright (c) 1999 - 2002 Intel Corporation. All rights reservedb
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This software and associated documentation (if any) is furnished
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under a license and may only be used or copied in accordance
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with the terms of the license. Except as permitted by such
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license, no part of this software or documentation may be
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reproduced, stored in a retrieval system, or transmitted in any
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form or by any means without the express written consent of
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Intel Corporation.
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@file:
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Speaker.h
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@brief:
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EFI Speaker Interface Protocol
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**/
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#ifndef _EFI_SPEAKER_H
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#define _EFI_SPEAKER_H
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typedef struct _EFI_SPEAKER_IF_PROTOCOL EFI_SPEAKER_IF_PROTOCOL;
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//
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// Global Id for Speaker Interface
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//
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#define EFI_SPEAKER_INTERFACE_PROTOCOL_GUID \
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{ \
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0x400b4476, 0x3081, 0x11d6, 0x87, 0xed, 0x00, 0x06, 0x29, 0x45, 0xc3, 0xb9 \
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}
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//
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// Beep Code
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//
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typedef
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EFI_STATUS
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(EFIAPI *EFI_GENERATE_BEEP) (
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IN EFI_SPEAKER_IF_PROTOCOL *this,
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IN UINTN NumberOfBeep,
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IN UINTN BeepDuration,
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IN UINTN TimeInterval
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);
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//
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// Set Frequency
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//
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typedef
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EFI_STATUS
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(EFIAPI *EFI_SET_SPEAKER_FREQUENCY) (
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IN EFI_SPEAKER_IF_PROTOCOL *this,
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IN UINT16 Frequency
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);
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//
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// Protocol definition
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//
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struct _EFI_SPEAKER_IF_PROTOCOL {
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EFI_SET_SPEAKER_FREQUENCY SetSpeakerToneFrequency;
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EFI_GENERATE_BEEP GenerateBeep;
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};
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extern EFI_GUID gEfiSpeakerInterfaceProtocolGuid;
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#endif
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