gem5  v22.0.0.2
clocks.h
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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
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9 
10  http://www.apache.org/licenses/LICENSE-2.0
11 
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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
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17 
18  *****************************************************************************/
19 
20 /*****************************************************************************
21 
22  clocks.h --
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 /* Filename clocks.h */
39 /* This is an integrated interface & implementation file for */
40 /* all clock processes that react to the clock edges */
41 
42 #include "systemc.h"
43 
44 // First process
45 SC_MODULE( clk_pos )
46 {
47  SC_HAS_PROCESS( clk_pos );
48 
49  sc_in_clk clk;
50 
51  sc_signal<bool>& out_clk_pos;
52 
53  clk_pos(sc_module_name NAME,
54  sc_clock& TICK_P,
55  sc_signal<bool>& OUT_CLK_POS)
56  :
57  out_clk_pos(OUT_CLK_POS)
58  {
59  clk(TICK_P);
60  SC_CTHREAD( entry, clk.pos() );
61  }
62 
63  void entry();
64 };
65 
66 void
67 clk_pos::entry()
68 {
69  out_clk_pos.write(1); cout << "Clk Pos 1\n";
70  wait();
71  out_clk_pos.write(0); cout << "Clk Pos 0\n";
72  wait();
73 }
74 
75 // Second process
76 SC_MODULE( clk_neg )
77 {
78  SC_HAS_PROCESS( clk_neg );
79 
80  sc_in_clk clk;
81 
82  sc_signal<bool>& out_clk_neg;
83 
84  clk_neg(sc_module_name NAME,
85  sc_clock& TICK_N,
86  sc_signal<bool>& OUT_CLK_NEG)
87  :
88  out_clk_neg(OUT_CLK_NEG)
89  {
90  clk(TICK_N);
91  SC_CTHREAD( entry, clk.neg() );
92  }
93 
94  void entry();
95 };
96 
97 void
98 clk_neg::entry()
99 {
100  out_clk_neg.write(1); cout << "Clk Neg 1\n";
101  wait();
102  out_clk_neg.write(0); cout << "Clk Neg 0\n";
103  wait();
104 }
105 
106 // Third process
107 SC_MODULE( clk2_pos )
108 {
109  SC_HAS_PROCESS( clk2_pos );
110 
111  sc_in_clk clk;
112 
113  sc_signal<bool>& out_clk2_pos;
114 
115  clk2_pos(sc_module_name NAME,
116  sc_clock& TICK2_P,
117  sc_signal<bool>& OUT_CLK2_POS)
118  :
119  out_clk2_pos(OUT_CLK2_POS)
120  {
121  clk(TICK2_P);
122  SC_CTHREAD( entry, clk.pos() );
123  }
124 
125  void entry();
126 };
127 
128 void
129 clk2_pos::entry()
130 {
131  out_clk2_pos.write(1); cout << "Clk2 Pos 1\n";
132  wait();
133  out_clk2_pos.write(0); cout << "Clk2 Pos 0\n";
134  wait();
135 }
136 
137 // Fourth process
138 SC_MODULE( clk2_neg )
139 {
140  SC_HAS_PROCESS( clk2_neg );
141 
142  sc_in_clk clk;
143 
144  sc_signal<bool>& out_clk2_neg;
145 
146  clk2_neg(sc_module_name NAME,
147  sc_clock& TICK2_N,
148  sc_signal<bool>& OUT_CLK2_NEG)
149  :
150  out_clk2_neg (OUT_CLK2_NEG)
151  {
152  clk(TICK2_N);
153  SC_CTHREAD( entry, clk.neg() );
154  }
155 
156  void entry();
157 };
158 
159 void
160 clk2_neg::entry()
161 {
162  out_clk2_neg.write(1); cout << "Clk2 Neg 1\n";
163  wait();
164  out_clk2_neg.write(0); cout << "Clk2 Neg 0\n";
165  wait();
166 }
sc_core::sc_in_clk
sc_in< bool > sc_in_clk
Definition: sc_clock.hh:116
sc_core::wait
void wait()
Definition: sc_module.cc:653
SC_HAS_PROCESS
#define SC_HAS_PROCESS(name)
Definition: sc_module.hh:301
SC_CTHREAD
#define SC_CTHREAD(name, clk)
Definition: sc_module.hh:323
SC_MODULE
SC_MODULE(CLK_POS)
Definition: clocks.h:44

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