irq_alloc.h

Go to the documentation of this file.

// AUTOMATICALLY GENERATED -- DO NOT EDIT!         -*- c++ -*-

#ifndef irq_alloc_h
#define irq_alloc_h

//
// INTERFACE definition follows 
//


class Receiver;

class Irq_alloc
{

public:
  virtual bool alloc(Receiver *t, bool ack_in_kernel) = 0;
  virtual bool free(Receiver *t) = 0;
  virtual void acknowledge() = 0;

  static void init();

  Irq_alloc( unsigned irq );

protected:
  Receiver *_irq_thread;
  bool _ack_in_kernel;

private:
  static Irq_alloc *irqs[];

public:

  static Irq_alloc *lookup( unsigned irq );
  static void register_irq( unsigned irq, Irq_alloc *i );


public:  
  inline Receiver * owner() const;
  
  static void free_all(Receiver *rcv);
};

//
// IMPLEMENTATION includes follow (for use by inline functions)
//


#include "config.h"

//
// IMPLEMENTATION of inline functions (and needed classes)
//




inline Receiver *
Irq_alloc::owner() const
{ return _irq_thread; }



inline Irq_alloc *Irq_alloc::lookup( unsigned irq )
{
  if(irq < Config::Max_num_irqs) 
    return irqs[irq];    
  else
    return 0;
}



inline void Irq_alloc::register_irq( unsigned irq, Irq_alloc *i )
{
  if(irq < Config::Max_num_irqs) 
    irqs[irq] = i;
}



inline Irq_alloc::Irq_alloc(unsigned irqnum)
  : _irq_thread (0)
{
  register_irq(irqnum, this);
}

#endif // irq_alloc_h

---