/*
* Copyright (c) 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: Minimalistic serial driver
*
*/

#ifndef _SYBORG_SERIAL_H
#define _SYBORG_SERIAL_H

#include <comm.h>
#include <e32hal.h>
#include "system.h"

const TInt KMinimumLddMajorVersion=1;
const TInt KMinimumLddMinorVersion=1;
const TInt KMinimumLddBuild=1;

class DDriverSyborgComm : public DPhysicalDevice
{
public:
  DDriverSyborgComm();
  virtual TInt Install();
  virtual void GetCaps(TDes8 &aDes) const;
  virtual TInt Create(DBase*& aChannel, TInt aUnit, const TDesC8* anInfo, const TVersion &aVer);
  virtual TInt Validate(TInt aUnit, const TDesC8* anInfo, const TVersion &aVer);
};

class DCommSyborgSoc : public DComm
{
public:
  DCommSyborgSoc();
  ~DCommSyborgSoc();
  TInt DoCreate(TInt aUnit, const TDesC8* anInfo);
public:
  virtual TInt Start();
  virtual void Stop(TStopMode aMode);
  virtual void Break(TBool aState);
  virtual void EnableTransmit();
  virtual TUint Signals() const;
  virtual void SetSignals(TUint aSetMask, TUint aClearMask);
  virtual TInt ValidateConfig(const TCommConfigV01 &aConfig) const;
  virtual void Configure(TCommConfigV01 &aConfig);
  virtual void Caps(TDes8 &aCaps) const;
  virtual TInt DisableIrqs();
  virtual void RestoreIrqs(TInt aIrq);
  virtual TDfcQue* DfcQ(TInt aUnit);
  virtual void CheckConfig(TCommConfigV01& aConfig);  
  static void Isr(TAny* aPtr);

public:
  TLinAddr iPortAddr;
  TInt iIrq;

  enum {
    SERIAL_ID           = 0,
    SERIAL_DATA         = 1,
    SERIAL_FIFO_COUNT   = 2,
    SERIAL_INT_ENABLE   = 3,
    SERIAL_DMA_TX_ADDR  = 4,
    SERIAL_DMA_TX_COUNT = 5, /* triggers dma */
    SERIAL_DMA_RX_ADDR  = 6,
    SERIAL_DMA_RX_COUNT = 7 /* triggers dma */
  };
};

#endif