src/systemc/tests/systemc/kernel/reset_signal_is/test05/test05.cpp

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/*****************************************************************************
        
  test05.cpp -- Test reset_signal_is() and async_reset_signal_is() usage.
        
  Original Author: Andy Goodrich, Forte Design Systems, 14 December 2006
        
 *****************************************************************************/
    
/*****************************************************************************

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

      Name, Affiliation, Date:
  Description of Modification:    
    
 *****************************************************************************/

#define SC_INCLUDE_DYNAMIC_PROCESSES
#include "systemc.h"

SC_MODULE(DUT)
{
    SC_CTOR(DUT)
    {
        SC_CTHREAD(creator,m_clk.pos());
        SC_CTHREAD(resetter,m_clk.neg());

        // SET UP STATICALLY DEFINED PROCESSES:

        SC_CTHREAD(static_cthread,m_clk.pos());
        async_reset_signal_is(m_areset,true);
        reset_signal_is(m_sreset,true);
        SC_METHOD(static_method);
        reset_signal_is(m_areset,true);
        SC_THREAD(static_thread_clocked);
        sensitive << m_clk.pos();
        dont_initialize();
        async_reset_signal_is(m_areset,true);
        reset_signal_is(m_sreset,true);
        SC_THREAD(static_thread_event);
        async_reset_signal_is(m_areset,true);
        reset_signal_is(m_sreset,true);
        SC_THREAD(static_thread_timed);
        async_reset_signal_is(m_areset,true);
        reset_signal_is(m_sreset,true);
    }

    // creator - create the dynamic processes after the start of simulation:
    void creator()
    {
        sc_spawn_options options_method;
        sc_spawn_options options_thread_clocked;
        sc_spawn_options options_thread_event;
        sc_spawn_options options_thread_timed;

        wait(1);

        options_method.reset_signal_is( m_areset, true );
        options_method.spawn_method();
        sc_spawn( sc_bind(&DUT::dynamic_method, this), "dynamic_method", 
            &options_method);

        options_thread_clocked.async_reset_signal_is( m_areset, true );
        options_thread_clocked.reset_signal_is( m_sreset, true );
        options_thread_clocked.set_sensitivity( &m_clk.posedge_event() );
        sc_spawn( sc_bind(&DUT::dynamic_thread_clocked, this), 
            "dynamic_thread_clocked", &options_thread_clocked);

        options_thread_event.async_reset_signal_is( m_areset, true );
        options_thread_event.reset_signal_is( m_sreset, true );
        sc_spawn( sc_bind(&DUT::dynamic_thread_event, this), 
            "dynamic_thread_event", &options_thread_event);

        options_thread_timed.async_reset_signal_is( m_areset, true );
        options_thread_timed.reset_signal_is( m_sreset, true );
        sc_spawn( sc_bind(&DUT::dynamic_thread_timed, this), 
            "dynamic_thread_timed", &options_thread_timed);

    }

    void dynamic_method()
    {
        cout << sc_time_stamp() << " ... dynamic method" << endl;
        next_trigger(m_non_event);
    }

    void dynamic_thread_clocked()
    {
        cout << sc_time_stamp() << " ... dynamic thread clocked" << endl;
        for (;;)
        {
            wait();
        }
    }

    void dynamic_thread_event()
    {
        cout << sc_time_stamp() << " ... dynamic thread event wait" << endl;
        for (;;)
        {
            wait(m_non_event);
        }
    }

    void dynamic_thread_timed()
    {
        cout << sc_time_stamp() << " ... dynamic thread timed wait" << endl;
        for (;;)
        {
            wait(1000, SC_NS);
        }
    }


    void resetter()
    {
        for ( int wait_i = 1; wait_i < 3; wait_i++ )
        {
            wait(2);
            cout << endl << sc_time_stamp() << " asserting asynchronous reset" 
                 << endl;
            m_areset = true;
            wait(wait_i);
            cout << endl << sc_time_stamp() << " clearing asynchronous reset" 
                 << endl;
            m_areset = false;
            wait(2);
            cout << endl << sc_time_stamp() << " asserting synchronous reset" 
                 << endl;
            m_sreset = true;
            wait(wait_i);
            cout << endl << sc_time_stamp() << " clearing synchronous reset" 
                 << endl;
            m_sreset = false;
            wait(5);
        }
        cout << endl << sc_time_stamp() << " terminating simulation" << endl;
        sc_stop();
    }

    void static_cthread()
    {
        cout << sc_time_stamp() << " ... static cthread" << endl;
        for (;;)
        {
            wait();
        }
    }

    void static_method()
    {
        cout << sc_time_stamp() << " ... static method" << endl;
        next_trigger(m_non_event);
    }

    void static_thread_clocked()
    {
        cout << sc_time_stamp() << " ... static thread clocked" << endl;
        for (;;)
        {
            wait();
        }
    }

    void static_thread_event()
    {
        cout << sc_time_stamp() << " ... static thread event wait " << endl;
        for (;;)
        {
            wait(m_non_event);
        }
    }

    void static_thread_timed()
    {
        cout << sc_time_stamp() << " ... static thread timed wait " << endl;
        for (;;)
        {
            wait(1000, SC_NS);
        }
    }

    sc_signal<bool> m_areset;
    sc_in<bool>     m_clk;
    sc_event        m_non_event;
    sc_signal<bool> m_sreset;
};

int sc_main(int argc, char* argv[])
{
    sc_clock        clock;
    DUT             dut("dut");

    dut.m_clk(clock);

    sc_start();

    cout << "Program completed" << endl;
    return 0;
}