// Copyright (c) 1994-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// e32\include\d32fir.h

// 

//

/**

 @file

 @publishedPartner

 @released

*/

#include <e32cmn.h>

#include <e32ver.h>

#ifndef __FIRCOMM_H__

#define __FIRCOMM_H__

enum chan{KReadChannel,KWriteChannel};

class TCapsDevFir

      {

public:

      TVersion version;

      };

class TFirConfigV01

    {

public:

	TBps iRate;

	};

typedef TPckgBuf<TFirConfigV01> TFirConfig;

const TUint KCapsFirBps576000 =0x00080000;

const TUint KCapsFirBps1152000=0x00100000;

const TUint KCapsFirBps4000000=0x00200000;

class TFirCapsV01

	{

public:

	TUint iRate;

	};

typedef TPckgBuf<TFirCapsV01> TFirCaps;

_LIT(KRDevFir,"Fastir");

class RDevFir : public RBusLogicalChannel

	{

public:

	enum TVer

		{

		EMajorVersion=1,

		EMinorVersion=0,

		EBuildVersion=1

		};

	enum TRequest

		{

		// 0 to 3 (ie KMaxRequests)

		EWriteReq=0x0,EWriteReqCancel=0x1,

		EReadReq =0x1,EReadReqCancel =0x2,

		};

	enum TControl

		{

		KDebugWrite,

		KControlConfig,

		KControlSetConfig,

		KControlCaps,

		KFlushBuffers,

		KSetBufferSize,

		KSetRange,

		KGetDmaChunkInfo,

		KGetRxBufInfo,

		KGetTxBufInfo,

		KGetDmaRxRegs,

		KGetDmaTxRegs,

		KGetFirRegs,

		KGetInterruptsInfo,

		KIsChunkFree,

		};

public:	

#ifndef __KERNEL_MODE__

	inline TInt Open(TInt aUnit=KNullUnit)

		{return DoCreate(KRDevFir,VersionRequired(),aUnit,NULL,NULL);}

	inline void Write(TRequestStatus& aStatus, TDesC8& aDes, TInt aSize)

		{DoRequest(EWriteReq,aStatus,(TAny *)&aDes,(TAny *)&aSize);}

	inline void Read(TRequestStatus& aStatus, TDes8& aDes, TInt aSize)

		{DoRequest(EReadReq,aStatus,(TAny *)&aDes,(TAny *)&aSize);}

	inline void WriteCancel()

		{DoCancel(EWriteReqCancel);}

	inline void ReadCancel()

		{DoCancel(EReadReqCancel);}

	inline TInt Config(TDes8& aConfig)

		{return DoControl(KControlConfig,(TAny *)&aConfig);}

	inline TInt SetConfig(const TDes8& aConfig)

		{return DoControl(KControlSetConfig,(TAny *)&aConfig);}

	inline TInt Caps(TDes8& aCaps)

		{return DoControl(KControlCaps,(TAny *)&aCaps);}

	inline TInt FlushBuffers()

		{return DoControl(KFlushBuffers);}

	inline TInt SetRange(TUint aPercentage)

		{return DoControl(KSetRange,(TAny *)&aPercentage);}

	inline TVersion VersionRequired() const

		{return TVersion(EMajorVersion,EMinorVersion,EBuildVersion);}

	//debugging stuff

	inline void DebugWrite(TDes8& aDes)

		{TInt len=aDes.Length();DoControl(KDebugWrite,(TAny *)&aDes,(TAny *)&(len));}

#endif

	};

#endif  // __FIRCOMM_H__