IsaRulbusInterface.h

/*
 * IsaRulbusInterface.h - class IsaRulbusInterface.
 *
 * This file is part of the Rulbus Device Class Library (RDCL).
 *
 * Copyright (C) 2003-2004, Leiden University.
 *
 * This library is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * The library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with mngdriver; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * $Id: IsaRulbusInterface.h 2 2004-10-12 11:54:15Z moene $
 */

#ifndef __ISARULBUSINTERFACE_H
#define __ISARULBUSINTERFACE_H

#ifndef __RULBUSINTERFACE_H
#include "rulbusinterface.h"
#endif

namespace Rulbus
{
   DECLARE_CLASS( IsaRulbusInterface );

   class IsaRulbusInterface: public TheRulbusInterface
   {
   public:                                         // P U B L I C

      IsaRulbusInterface( long aBase = DEF_ISA_BASE );


      long base() const;
      bool invariant() const;


      bool printOn( std::ostream& stream ) const;

   protected:                                      // P R O T E C T E D

      IsaRulbusInterface( IsaRulbusInterfaceRef );              
      IsaRulbusInterfaceRef operator=( IsaRulbusInterfaceRef ); 


      bool validBase( long base ) const;


      int getReg( int offset           ) const;
      int putReg( int offset, int byte ) const;


   public:                                         // P U B L I C
      static const long DEF_ISA_BASE = 0x0200;     

   private:                                        // P R I V A T E
      long              theBase;                   
      static const long baseMin = 0x0200;          
      static const long baseMax = 0xFF00;          
      static const long baseStp = 0x0100;          
      static CharCptr   msgtitle;
   };

   inline long IsaRulbusInterface::base() const
   {
      return theBase;
   }

   inline bool IsaRulbusInterface::invariant() const
   {
      return BASE_INVARIANT( TheRulbusInterface );
   }

}       // namespace Rulbus

#endif  // __ISARULBUSINTERFACE_H

/*
 * end of file
 */

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