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3  Licensed to Accellera Systems Initiative Inc. (Accellera) under one or
4  more contributor license agreements.  See the NOTICE file distributed
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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
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19
20#ifndef __SYSTEMC_EXT_TLM_CORE_1_REQ_RSP_PORTS_EVENT_FINDER_HH__
21#define __SYSTEMC_EXT_TLM_CORE_1_REQ_RSP_PORTS_EVENT_FINDER_HH__
22
23#include <sstream>
24
25#include "../interfaces/tag.hh"
26
27namespace tlm
28{
29
30template <class IF, class T>
31class tlm_event_finder_t : public sc_core::sc_event_finder
32{
33  public:
34    tlm_event_finder_t(const sc_core::sc_port_base &port_,
35                       const sc_core::sc_event &(IF::*event_method_)(
36                           tlm_tag<T> *) const) :
37        sc_core::sc_event_finder(port_), m_event_method(event_method_)
38    {}
39
40    virtual ~tlm_event_finder_t() {}
41
42    virtual const sc_core::sc_event &
43        find_event(sc_core::sc_interface *if_p=nullptr) const;
44
45  private:
46    const sc_core::sc_event &(IF::*m_event_method)(tlm_tag<T> *) const;
47
48  private:
49    // disabled
50    tlm_event_finder_t();
51    tlm_event_finder_t(const tlm_event_finder_t<IF, T> &);
52    tlm_event_finder_t<IF, T> &operator = (const tlm_event_finder_t<IF, T> &);
53};
54
55template <class IF, class T>
56inline const sc_core::sc_event &
57tlm_event_finder_t<IF, T>::find_event(sc_core::sc_interface *if_p) const
58{
59    const IF *iface = if_p ? dynamic_cast<const IF *>(if_p) :
60        dynamic_cast<const IF *>(port()->_gem5Interface(0));
61    if (iface == nullptr) {
62        std::ostringstream out;
63        out << "port is not bound: port '" << port()->name() <<
64            "' (" << port()->kind() << ")";
65        SC_REPORT_ERROR(sc_core::SC_ID_FIND_EVENT_, out.str().c_str());
66        static sc_core::sc_event none;
67        return none;
68    }
69    return (const_cast<IF *>(iface)->*m_event_method)(nullptr);
70}
71
72} // namespace tlm
73
74#endif /* __SYSTEMC_EXT_TLM_CORE_1_REQ_RSP_PORTS_EVENT_FINDER_HH__ */
75