77 lines
2.1 KiB
C
77 lines
2.1 KiB
C
/** @file
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;******************************************************************************
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;* Copyright (c) 2014, 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 'Sample Driver' 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 reserved
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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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LegacySpeaker.h
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@brief:
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Speaker enabling related data
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**/
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#ifndef _DXE_EFI_LEGACY_SPEAKER_H
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#define _DXE_EFI_LEGACY_SPEAKER_H
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#include <Uefi.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/DebugLib.h>
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#include <Library/IoLib.h>
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#include <Protocol/Speaker.h>
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//
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// Speaker Related Port Information
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//
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#define EFI_TIMER_COUNTER_PORT 0x40
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#define EFI_TIMER_CONTROL_PORT 0x43
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#define EFI_TIMER_2_PORT 0x42
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#define EFI_SPEAKER_CONTROL_PORT 0x61
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#define EFI_SPEAKER_OFF_MASK 0xFC
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#define EFI_DEFAULT_BEEP_FREQUENCY 0x500
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//
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// Default Intervals/Beep Duration
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//
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#define EFI_DEFAULT_LONG_BEEP_DURATION 0x70000
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#define EFI_DEFAULT_SHORT_BEEP_DURATION 0x50000
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#define EFI_DEFAULT_BEEP_TIME_INTERVAL 0x20000
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EFI_STATUS
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EFIAPI
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InitializeSpeakerInterfaceEntryPoint (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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);
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#endif
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