1/*
2 * Copyright 2018 Google, Inc.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met: redistributions of source code must retain the above copyright
7 * notice, this list of conditions and the following disclaimer;
8 * redistributions in binary form must reproduce the above copyright
9 * notice, this list of conditions and the following disclaimer in the
10 * documentation and/or other materials provided with the distribution;
11 * neither the name of the copyright holders nor the names of its
12 * contributors may be used to endorse or promote products derived from
13 * this software without specific prior written permission.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
18 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
19 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
21 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 *
27 * Authors: Gabe Black
28 */
29
30#ifndef __SYSTEMC_EXT_CHANNEL_SC_OUT_RV_HH__
31#define __SYSTEMC_EXT_CHANNEL_SC_OUT_RV_HH__
32
33#include "../core/sc_port.hh"
34#include "sc_inout_rv.hh"
35#include "sc_signal_in_if.hh"
36#include "sc_signal_inout_if.hh"
37
38namespace sc_dt
39{
40
41template <int W>
42class sc_lv;
43
44} // namespace sc_dt
45
46namespace sc_core
47{
48
49template <int W>
50class sc_out_rv : public sc_inout_rv<W>
51{
52  public:
53    sc_out_rv() : sc_inout_rv<W>() {}
54    explicit sc_out_rv(const char *name) : sc_inout_rv<W>(name) {}
55    virtual ~sc_out_rv() {};
56
57    sc_out_rv<W> &
58    operator = (const sc_dt::sc_lv<W> &l)
59    {
60        (*this)->write(l);
61        return *this;
62    }
63    sc_out_rv<W> &
64    operator = (const sc_signal_in_if<sc_dt::sc_lv<W>> &i)
65    {
66        (*this)->write(i.read());
67        return *this;
68    }
69    sc_out_rv<W> &
70    operator = (const sc_port<sc_signal_in_if<sc_dt::sc_lv<W>>, 1> &p)
71    {
72        (*this)->write(p->read());
73        return *this;
74    }
75    sc_out_rv<W> &
76    operator = (const sc_port<sc_signal_inout_if<sc_dt::sc_lv<W>>, 1> &p)
77    {
78        (*this)->write(p->read());
79        return *this;
80    }
81    sc_out_rv<W> &
82    operator = (const sc_out_rv<W> &p)
83    {
84        (*this)->write(p->read());
85        return *this;
86    }
87
88    virtual const char *kind() const { return "sc_out_rv"; }
89
90  private:
91    // Disabled
92    sc_out_rv(const sc_out_rv<W> &) : sc_inout_rv<W>() {}
93};
94
95} // namespace sc_core
96
97#endif  //__SYSTEMC_EXT_CHANNEL_SC_OUT_RV_HH__
98