test1.cpp revision 12855:588919e0e4aa 
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_signal_resolved& out;
45  sc_in<bool> in;
46
47  proc1( sc_module_name n,
48	 sc_signal_resolved& OUT_,
49	 sc_signal<bool>& IN_ )
50    : out(OUT_)
51  {
52    in(IN_);
53	SC_METHOD( entry );
54    sensitive << in;
55  }
56
57  void entry();
58};
59
60void
61proc1::entry()
62{
63  if ((bool) in == true) {
64    cout << "P1: Set to 1" << endl;
65    out = SC_LOGIC_1;//'1';
66  }
67  else {
68    cout << "P1: Set to Z" << endl;
69    out = SC_LOGIC_Z;//'Z';
70  }
71}
72
73
74SC_MODULE( proc2 )
75{
76  SC_HAS_PROCESS( proc2 );
77
78  sc_signal_resolved& out;
79  sc_in<bool> in;
80
81  proc2( sc_module_name n,
82	 sc_signal_resolved& OUT_,
83	 sc_signal<bool>& IN_ )
84    : out(OUT_)
85  {
86    in(IN_);
87	SC_METHOD( entry );
88    sensitive << in;
89  }
90
91  void entry();
92};
93
94void
95proc2::entry()
96{
97  if ((bool) in == false) {
98    cout << "P2: Set to 0" << endl;
99    out = SC_LOGIC_0;//'0';
100  }
101  else {
102    cout << "P2: Set to Z" << endl;
103    out = SC_LOGIC_Z;//'Z';
104  }
105}
106
107SC_MODULE( proc3 )
108{
109  SC_HAS_PROCESS( proc3 );
110
111  const sc_signal_resolved& in;
112
113  proc3( sc_module_name n,
114	 const sc_signal_resolved& IN_ )
115    : in(IN_)
116  {
117    SC_METHOD( entry );
118    sensitive << in;
119  }
120
121  void entry()
122  {
123    sc_logic v;
124    v = in;
125    cout << "Value on Bus = " << v.to_char() << endl;
126  }
127};
128
129int sc_main(int ac, char *av[])
130{
131  sc_signal_resolved Bus;
132  sc_signal<bool> clock;
133
134  proc1 P1("P1", Bus, clock);
135  proc2 P2("P2", Bus, clock);
136  proc3 P3("P3", Bus);
137
138  sc_start(1, SC_NS);
139  clock = 1;
140  sc_start(10, SC_NS);
141  for (int i = 0; i < 3; i++) {
142    clock = 0;
143    sc_start(10, SC_NS);
144    clock = 1;
145    sc_start(10, SC_NS);
146  }
147  return 0;
148}
149
150