/***********************************************************************
   Copyright (c) 1996-2000 Synopsys, Inc.    ALL RIGHTS RESERVED

  The contents of this file are subject to the restrictions and limitations
  set forth in the SystemC(TM) Open Community License Software Download and
  Use License Version 1.2 (the "License"); you may not use this file except
  in compliance with such restrictions and limitations. You may obtain
  instructions on how to receive a copy of the License at 
  http://www.systemc.org/. Software distributed by Original Contributor
  under the License is distributed on an "AS IS" basis, WITHOUT WARRANTY OF
  ANY KIND, either express or implied. See the License for the specific
  language governing rights and limitations under the License.

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

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

    main.cpp - This file instantiates all processes and ties them together
              with signals

    Original Author: Rashmi Goswami (rashmig@synopsys.com)

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


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

    MODIFICATION LOG - modifiers, enter your name, affliation and
    changes you are making here:

    Modifier Name & Affiliation:
    Description of Modification:
    

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

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

   Copyright (c) 1998-2000 Synopsys, Inc.
   ALL RIGHTS RESERVED
   
*****************************************************************************/

#include "systemc.h"
#include "pkt.h"
#include "switch_clk.h"
#include "sender.h"
#include "receiver.h"
#include "switch.h"


void sc_trace(sc_trace_file *tf, const pkt& p, const char *name)
{
  sc_trace(tf, p.data, name);
}

int
sc_main(int argc, char *argv[])
{
  sc_signal<pkt> pkt_in0;
  sc_signal<pkt> pkt_in1;
  sc_signal<pkt> pkt_in2;
  sc_signal<pkt> pkt_in3;
  sc_signal<pkt> pkt_out0;
  sc_signal<pkt> pkt_out1;
  sc_signal<pkt> pkt_out2;
  sc_signal<pkt> pkt_out3;

  sc_signal<sc_int<4> > id0, id1, id2, id3;
  
  sc_signal<bool> switch_cntrl;

  sc_clock clock1("CLOCK1", 75, 0.5, 0.0);
  sc_clock clock2("CLOCK2", 30, 0.5, 10.0);

  // Module instiatiations follow
  // Note that modules can be connected by hooking up ports 
  // to signals by name or by using a positional notation

  sender sender0("SENDER0");
  // hooking up signals to ports by name
  sender0.pkt_out(pkt_in0);
  sender0.source_id(id0);
  sender0.CLK(clock1);

  sender sender1("SENDER1");
  // hooking up signals to ports by position
  sender1 << pkt_in1 << id1 << clock1;

  sender sender2("SENDER2");
  // hooking up signals to ports by name
  sender2.pkt_out(pkt_in2);
  sender2.source_id(id2);
  sender2.CLK(clock1);

  sender sender3("SENDER3");
  // hooking up signals to ports by position
  sender3 << pkt_in3 << id3 << clock1;
  
  switch_clk switch_clk1("SWITCH_CLK");
  // hooking up signals to ports by name
  switch_clk1.switch_cntrl(switch_cntrl);
  switch_clk1.CLK(clock2);

  mcast_pkt_switch switch1("SWITCH");
  // hooking up signals to ports by name
  switch1.switch_cntrl(switch_cntrl);
  switch1.in0(pkt_in0);
  switch1.in1(pkt_in1);
  switch1.in2(pkt_in2);
  switch1.in3(pkt_in3);
  switch1.out0(pkt_out0);
  switch1.out1(pkt_out1);
  switch1.out2(pkt_out2);
  switch1.out3(pkt_out3);
 
  receiver receiver0("RECEIVER0");
  // hooking up signals to ports by name  
  receiver0.pkt_in(pkt_out0);
  receiver0.sink_id(id0);

  receiver receiver1("RECEIVER1");
  // hooking up signals to ports by position
  receiver1 << pkt_out1 << id1;

  receiver receiver2("RECEIVER2");
  // hooking up signals to ports by name
  receiver2.pkt_in(pkt_out2);
  receiver2.sink_id(id2);

  receiver receiver3("RECEIVER3");
  // hooking up signals to ports by position
  receiver3 << pkt_out3 << id3;

  sc_initialize();

#if !defined(__SUNPRO_CC)
  id0.write(0);
  id1.write(1);
  id2.write(2);
  id3.write(3);
#else
  // you cannot do that with SC5.0
  // since it doesn't support member templates
  id0.write(sc_int<4>(0));
  id0.write(sc_int<4>(1));
  id0.write(sc_int<4>(2));
  id0.write(sc_int<4>(3));
#endif

  //<TRACE>
  sc_trace_file *tf = sc_create_vcd_trace_file("pkt_switch");
  sc_trace(tf, pkt_out0, "PKT_OUT0");
  sc_trace(tf, pkt_out1, "PKT_OUT1");
  sc_trace(tf, pkt_out2, "PKT_OUT2");
  sc_trace(tf, pkt_out3, "PKT_OUT3");
  //</TRACE>

  sc_clock::start(-1);
  return 0;

}

