1/*
2 * Copyright (c) 2016, Dresden University of Technology (TU Dresden)
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met:
8 *
9 * 1. Redistributions of source code must retain the above copyright notice,
10 *    this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * 3. Neither the name of the copyright holder nor the names of its
17 *    contributors may be used to endorse or promote products derived from
18 *    this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER
24 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
27 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
28 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
29 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 *
32 * Authors: Christian Menard
33 */
34
35#ifndef __TRAFFIC_GENERATOR_HH__
36#define __TRAFFIC_GENERATOR_HH__
37
38#include <tlm_utils/peq_with_cb_and_phase.h>
39#include <tlm_utils/simple_initiator_socket.h>
40
41#include <systemc>
42#include <tlm>
43
44#include "sc_mm.hh"
45
46class TrafficGenerator : public sc_core::sc_module
47{
48  private:
49    Gem5SystemC::MemoryManager mm;
50
51    tlm::tlm_generic_payload* requestInProgress;
52
53    uint32_t dataBuffer;
54
55    sc_core::sc_event endRequestEvent;
56
57    tlm_utils::peq_with_cb_and_phase<TrafficGenerator> peq;
58
59  public:
60    tlm_utils::simple_initiator_socket<TrafficGenerator> socket;
61
62    SC_HAS_PROCESS(TrafficGenerator);
63
64    TrafficGenerator(sc_core::sc_module_name name);
65
66    void process();
67
68    void peq_cb(tlm::tlm_generic_payload& trans, const tlm::tlm_phase& phase);
69
70    void checkTransaction(tlm::tlm_generic_payload& trans);
71
72    virtual tlm::tlm_sync_enum nb_transport_bw(tlm::tlm_generic_payload& trans,
73                                               tlm::tlm_phase& phase,
74                                               sc_core::sc_time& delay);
75};
76
77#endif
78