| /***************************************************************************** |
| |
| Licensed to Accellera Systems Initiative Inc. (Accellera) under one or |
| more contributor license agreements. See the NOTICE file distributed |
| with this work for additional information regarding copyright ownership. |
| Accellera licenses this file to you under the Apache License, Version 2.0 |
| (the "License"); you may not use this file except in compliance with the |
| License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or |
| implied. See the License for the specific language governing |
| permissions and limitations under the License. |
| |
| *****************************************************************************/ |
| |
| /***************************************************************************** |
| |
| hshake2.cpp -- |
| |
| Original Author: Martin Janssen, Synopsys, Inc., 2002-02-15 |
| |
| *****************************************************************************/ |
| |
| /***************************************************************************** |
| |
| MODIFICATION LOG - modifiers, enter your name, affiliation, date and |
| changes you are making here. |
| |
| Name, Affiliation, Date: |
| Description of Modification: |
| |
| *****************************************************************************/ |
| |
| #include "systemc.h" |
| |
| SC_MODULE( proc1 ) |
| { |
| SC_HAS_PROCESS( proc1 ); |
| |
| sc_in_clk clk; |
| |
| sc_fifo<int>& in; |
| sc_fifo<bool>& done; |
| sc_fifo<int>& out; |
| sc_fifo<bool>& ready; |
| |
| // Constructor |
| proc1( sc_module_name NAME, |
| sc_clock& CLOCK, |
| sc_fifo<int>& IN_, |
| sc_fifo<bool>& DONE, |
| sc_fifo<int>& OUT_, |
| sc_fifo<bool>& READY ) |
| : in(IN_), done(DONE), out(OUT_), ready(READY) |
| { |
| clk(CLOCK); |
| SC_THREAD( entry ); |
| sensitive << clk.pos(); |
| } |
| |
| void entry() { |
| ready.write(1); |
| bool done_ = done.read(); |
| cout << "Done is " << done_ << endl; |
| for (int i=0; i < 100; i++) { |
| out.write(i); |
| int in_ = in.read(); |
| cout << "Input is " << in_ << endl; |
| } |
| ready.write(0); |
| } |
| }; |
| |
| SC_MODULE( proc2 ) |
| { |
| SC_HAS_PROCESS( proc2 ); |
| |
| sc_in_clk clk; |
| |
| sc_fifo<int>& in; |
| sc_fifo<bool>& done; |
| sc_fifo<int>& out; |
| sc_fifo<bool>& ready; |
| |
| // Constructor |
| proc2( sc_module_name NAME, |
| sc_clock& CLOCK, |
| sc_fifo<int>& IN_, |
| sc_fifo<bool>& DONE, |
| sc_fifo<int>& OUT_, |
| sc_fifo<bool>& READY) |
| : in(IN_), done(DONE), out(OUT_), ready(READY) |
| { |
| clk(CLOCK); |
| SC_THREAD( entry ); |
| sensitive << clk.pos(); |
| } |
| |
| void entry() { |
| ready.write(1); |
| bool done_ = done.read(); |
| cout << "Proc2::Done is " << done_ << endl; |
| for (int i=0; i < 100; i++) { |
| out.write(i); |
| int in_ = in.read(); |
| cout << "Proc2::Input is " << in_ << endl; |
| } |
| ready.write(0); |
| } |
| }; |
| |
| int sc_main(int ac, char *av[]) |
| { |
| sc_fifo<bool> a(3); |
| sc_fifo<bool> b(10); |
| sc_fifo<int> c("C", 10); |
| sc_fifo<int> d("D", 2); |
| |
| sc_clock clock("CLK", 20, SC_NS); |
| |
| proc1 p1("P1", clock, c, a, d, b); |
| proc2 p2("P2", clock, d, b, c, a); |
| |
| sc_start(1000, SC_NS); |
| return 0; |
| } |