interrupt.h

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/*
 *  Copyright (C) 2004 Bregmasoft
 *
 * This program 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.
 *
 * This program 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 this program; if not, write to the Free Software Foundation, Inc., 59
 * Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */
#ifndef ZYGOMA_INTERRUPT_H_ 
#define ZYGOMA_INTERRUPT_H_ 

#include <list>
#include <vector>


namespace Zygoma
{
  class Interrupt
  {
  public:
    virtual ~Interrupt() = 0;

    virtual bool phase1(int interruptNumber, void* serviceData) = 0;

    virtual void phase2(int interruptNumber, void* serviceData) = 0;
  };


  inline Interrupt::
	~Interrupt()
  { }


  struct ISR
  {
    ISR(Interrupt* serviceObject, void* serviceData)
    : m_serviceObject(serviceObject)
    , m_serviceData(serviceData)
    { }

    Interrupt* m_serviceObject;
    void*      m_serviceData;
  };

  typedef std::list<ISR> ISRChain;

  typedef std::vector<ISRChain> ISRTable;


  class InterruptDispatcher
  {
  public:
    InterruptDispatcher(std::size_t tableSize);

    void dispatchInterrupt(int interruptNumber);

  private:
    ISRTable  m_isrTable;
  };
}

#endif // ZYGOMA_INTERRUPT_H_ 

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