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 test2.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 int j; 74 while (true) { 75 j = in; 76 cout << "Proc1:: Read. Value = " << j << "\n"; 77 if (in > 5 && in < 7) cout << "Proc1:: Special value 6 read\n"; 78 wait( i ); 79 i += 3; 80 } 81 } 82}; 83 84SC_MODULE( proc2 ) 85{ 86 SC_HAS_PROCESS( proc2 ); 87 88 sc_in_clk clk; 89 90 sc_fifo<int>& out; 91 92 // Constructor 93 proc2( sc_module_name NAME, 94 sc_clock& CLOCK, 95 sc_fifo<int>& OUT_ ) 96 : out(OUT_) 97 { 98 clk( CLOCK ); 99 SC_THREAD( entry ); 100 sensitive << clk.pos(); 101 } 102 103 void entry() { 104 cout << "Proc2:: Write\n"; 105 out = 1; 106 cout << "Proc2:: Write completed\n"; 107 cout << "Proc2:: Wait 10 cycles before write\n"; 108 wait( 10 ); 109 cout << "Proc2:: Wait completed\n"; 110 cout << "Proc2:: Write\n"; 111 out = 2; 112 cout << "Proc2:: Write Completed\n"; 113 cout << "Proc2:: Write\n"; 114 out = 3; 115 cout << "Proc2:: Write Completed\n"; 116 cout << "Proc2:: Loop start\n"; 117 for (int i=4; i<10; i++) { 118 out = i; 119 wait( i + 2 ); 120 } 121 sc_stop(); 122 } 123}; 124 125int sc_main(int ac, char *av[]) 126{ 127 sc_fifo<int> c("C"); 128 129 sc_clock clock("CLK", 20, SC_NS); 130 131 proc1 p1("P1", clock, c); 132 proc2 p2("P2", clock, c); 133 134 sc_start(); 135 136 return 0; 137} 138