1/***************************************************************************** 2 3 Licensed to Accellera Systems Initiative Inc. (Accellera) under one or 4 more contributor license agreements. See the NOTICE file distributed 5 with this work for additional information regarding copyright ownership. 6 Accellera licenses this file to you under the Apache License, Version 2.0 7 (the "License"); you may not use this file except in compliance with the 8 License. You may obtain a copy of the License at 9 10 http://www.apache.org/licenses/LICENSE-2.0 11 12 Unless required by applicable law or agreed to in writing, software 13 distributed under the License is distributed on an "AS IS" BASIS, 14 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or 15 implied. See the License for the specific language governing 16 permissions and limitations under the License. 17 18 *****************************************************************************/ 19 20/***************************************************************************** 21 22 test1.cpp -- 23 24 Original Author: Martin Janssen, Synopsys, Inc., 2002-02-15 25 26 *****************************************************************************/ 27 28/***************************************************************************** 29 30 MODIFICATION LOG - modifiers, enter your name, affiliation, date and 31 changes you are making here. 32 33 Name, Affiliation, Date: 34 Description of Modification: 35 36 *****************************************************************************/ 37 38#include "systemc.h" 39 40SC_MODULE( proc1 ) 41{ 42 SC_HAS_PROCESS( proc1 ); 43 44 sc_in_clk clk; 45 46 sc_fifo<int>& in; 47 48 // Constructor 49 proc1( sc_module_name NAME, 50 sc_clock& CLOCK, 51 sc_fifo<int>& IN_ ) 52 : in(IN_) 53 { 54 clk( CLOCK ); 55 SC_THREAD( entry ); 56 sensitive << clk.pos(); 57 } 58 59 void entry() { 60 int val; 61 cout << "Proc1:: Waiting 10 cycles before reading\n"; 62 wait( 10 ); 63 cout << "Proc1:: Wait completed\n"; 64 val = in.read(); 65 cout << "Proc1:: Read. Value = " << val << "\n"; 66 cout << "Proc1:: Read\n"; 67 val = in.read(); 68 cout << "Proc1:: Read completed. Value = " << val << "\n"; 69 val = in.read(); 70 cout << "Proc1:: Read. Value = " << val << "\n"; 71 cout << "Proc1:: Loop start\n"; 72 int i = 1; 73 while (true) { 74 val = in.read(); 75 cout << "Proc1:: Read. Value = " << val << "\n"; 76 wait( i ); 77 i += 3; 78 } 79 } 80}; 81 82SC_MODULE( proc2 ) 83{ 84 SC_HAS_PROCESS( proc2 ); 85 86 sc_in_clk clk; 87 88 sc_fifo<int>& out; 89 90 // Constructor 91 proc2( sc_module_name NAME, 92 sc_clock& CLOCK, 93 sc_fifo<int>& OUT_ ) 94 : out(OUT_) 95 { 96 clk( CLOCK ); 97 SC_THREAD( entry ); 98 sensitive << clk.pos(); 99 } 100 101 void entry() { 102 cout << "Proc2:: Write\n"; 103 out.write(1); 104 cout << "Proc2:: Write completed\n"; 105 cout << "Proc2:: Wait 10 cycles before write\n"; 106 wait( 10 ); 107 cout << "Proc2:: Wait completed\n"; 108 cout << "Proc2:: Write\n"; 109 out.write(2); 110 cout << "Proc2:: Write Completed\n"; 111 cout << "Proc2:: Write\n"; 112 out.write(3); 113 cout << "Proc2:: Write Completed\n"; 114 cout << "Proc2:: Loop start\n"; 115 for (int i=4; i<10; i++) { 116 out.write(i); 117 wait( i + 2 ); 118 } 119 sc_stop(); 120 } 121}; 122 123int sc_main(int ac, char *av[]) 124{ 125 sc_fifo<int> c("C"); 126 127 sc_clock clock("CLK", 20, SC_NS); 128 129 proc1 p1("P1", clock, c); 130 proc2 p2("P2", clock, c); 131 132 sc_start(); 133 134 return 0; 135} 136