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67 lines
1.8 KiB
67 lines
1.8 KiB
//==========================================================================;
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//
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// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
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// KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
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// PURPOSE.
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//
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// Copyright (c) 1992 - 1996 Microsoft Corporation. All Rights Reserved.
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//
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// ATIVSnd.H
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// WDM TV Audio MiniDriver.
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// AllInWonder/AllInWonderPro hardware development platform.
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// Main Include Module.
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//
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//==========================================================================;
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#ifndef _ATITVSND_H_
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#define _ATITVSND_H_
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#include "wdmtvsnd.h"
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typedef struct
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{
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CI2CScript CScript;
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CWDMTVAudio CTVAudio;
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PDEVICE_OBJECT PhysicalDeviceObject;
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// for managing SRB Queue and internal driver synchronization
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BOOL bSrbInProcess;
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LIST_ENTRY adapterSrbQueueHead;
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KSPIN_LOCK adapterSpinLock;
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} ADAPTER_DATA_EXTENSION, * PADAPTER_DATA_EXTENSION;
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typedef struct
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{
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// please, don't move this member from its first place in the structure
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// if you do, change the code to use FIELDOFFSET macro to retrieve pSrb
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// member offset within this structure. The code as it's written assumes
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// LIST_ENTRY * == SRB_DATA_EXTENSION *
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LIST_ENTRY srbListEntry;
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PHW_STREAM_REQUEST_BLOCK pSrb;
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} SRB_DATA_EXTENSION, * PSRB_DATA_EXTENSION;
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/*
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Call-backs from the StreamClass
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*/
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extern "C"
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void STREAMAPI TVAudioReceivePacket ( PHW_STREAM_REQUEST_BLOCK pSrb);
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extern "C"
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void STREAMAPI TVAudioCancelPacket ( PHW_STREAM_REQUEST_BLOCK pSrb);
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extern "C"
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void STREAMAPI TVAudioTimeoutPacket ( PHW_STREAM_REQUEST_BLOCK pSrb);
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/*
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Local prototypes
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*/
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void TVAudioAdapterInitialize ( PHW_STREAM_REQUEST_BLOCK pSrb);
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#endif // _ATITVSND_H_
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