xref: /gem5/src/systemc/tests/systemc/misc/v1.0/dash1/dist.h

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/*****************************************************************************

  dist.h -- Definition of the odometers.

  Original Author: Ali Dasdan, Synopsys, Inc.

 *****************************************************************************/

/*****************************************************************************

  MODIFICATION LOG - modifiers, enter your name, affiliation, date and
  changes you are making here.

      Name, Affiliation, Date:
  Description of Modification:

 *****************************************************************************/

#ifndef DIST_H
#define DIST_H

SC_MODULE( dist_mod )
{
  // Input ports:
  sc_in<bool> pulse; // Pulse coming ftom the pulse generator.
  sc_in<bool> reset; // Reset the partial distance odometer if true.
  sc_in<bool> start; // Becomes true if the car's started.

  // Output ports:
  sc_out<double> total;   // Total distance.
  sc_out<double> partial; // Partial distance.

  // Internal variables:
  static bool prev_reset;

  // Compute the total and partial distances travelled.
  void get_dist_proc();

  SC_CTOR( dist_mod )
  {
    SC_THREAD( get_dist_proc );
    sensitive << pulse.pos();

    prev_reset = false;
  }

};

#endif