xref: /gem5/src/systemc/tests/systemc/tmp/compliance_1666_2011/section_6.6/test04/test04.cpp

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// test04.cpp -- Quick Test Of Synchronous Reset sc_process_handle Support
//
//  Original Author: John Aynsley, Doulos
//
// MODIFICATION LOG - modifiers, enter your name, affiliation, date and
//
// $Log: test04.cpp,v $
// Revision 1.1  2011/02/05 21:13:26  acg
//  Andy Goodrich: move of tests John Aynsley will replace.
//
// Revision 1.1  2011/01/20 16:55:07  acg
//  Andy Goodrich: changes for IEEE 1666 2011.
//

#define SC_INCLUDE_DYNAMIC_PROCESSES

#include <systemc>

using namespace sc_core;
using std::cout;
using std::endl;

struct M: sc_module
{
  M(sc_module_name _name)
  {
    SC_THREAD(ticker);
    SC_THREAD(calling);
    SC_THREAD(target);
      t = sc_get_current_process_handle();
  }

  sc_process_handle t;
  sc_event ev;

  void ticker()
  {
    for (;;)
    {
      wait(10, SC_NS);
      ev.notify();
    }
  }

  void calling()
  {
    wait(15, SC_NS);
    // Target runs at time 10 NS due to notification

    t.sync_reset_on();
    // Target does not run at time 15 NS

    wait(10, SC_NS);
    // Target is reset at time 20 NS due to notification

    wait(10, SC_NS);
    // Target is reset again at time 30 NS due to notification

    t.sync_reset_off();
    // Target does not run at time 35 NS

    wait(10, SC_NS);
    // Target runs at time 40 NS due to notification

    sc_stop();
  }

  void target()
  {
    cout << "Target called/reset at " << sc_time_stamp() << endl;
    for (;;)
    {
      wait(ev);
      cout << "Target awoke at " << sc_time_stamp() << endl;
    }
  }

  SC_HAS_PROCESS(M);
};

int sc_main(int argc, char* argv[])
{
  M m("m");

  sc_start();

  return 0;
}