main.cc revision 11818:f12963cb9dc2 
1/*
2 * Copyright (c) 2015, University of Kaiserslautern
3 * Copyright (c) 2016, Dresden University of Technology (TU Dresden)
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are
8 * met:
9 *
10 * 1. Redistributions of source code must retain the above copyright notice,
11 *    this list of conditions and the following disclaimer.
12 *
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * 3. Neither the name of the copyright holder nor the names of its
18 *    contributors may be used to endorse or promote products derived from
19 *    this software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
23 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER
25 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
26 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
28 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
29 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
30 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
31 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 *
33 * Authors: Matthias Jung
34 *          Christian Menard
35 *          Abdul Mutaal Ahmad
36 */
37
38/**
39 * @file
40 *
41 *  Example top level file for SystemC-TLM integration with C++-only
42 *  instantiation.
43 *
44 */
45
46#include <tlm_utils/simple_target_socket.h>
47
48#include <systemc>
49#include <tlm>
50
51#include "sc_target.hh"
52#include "sim_control.hh"
53#include "stats.hh"
54
55// Defining global string variable decalred in stats.hh
56std::string filename;
57
58void
59reportHandler(const sc_core::sc_report &report,
60              const sc_core::sc_actions &actions)
61{
62    uint64_t systemc_time = report.get_time().value();
63    uint64_t gem5_time = curTick();
64
65    std::cerr << report.get_time();
66
67    if (gem5_time < systemc_time) {
68        std::cerr << " (<) ";
69    } else if (gem5_time > systemc_time) {
70        std::cerr << " (!) ";
71    } else {
72        std::cerr << " (=) ";
73    }
74
75    std::cerr << ": " << report.get_msg_type()
76              << ' ' << report.get_msg() << '\n';
77}
78
79int
80sc_main(int argc, char **argv)
81{
82    sc_core::sc_report_handler::set_handler(reportHandler);
83
84    SimControl sim_control("gem5", argc, argv);
85    Target *memory;
86
87    filename = "m5out/stats-systemc.txt";
88
89    tlm::tlm_initiator_socket <> *mem_port =
90        dynamic_cast<tlm::tlm_initiator_socket<> *>(
91                    sc_core::sc_find_object("gem5.memory")
92                );
93
94    if (mem_port) {
95        SC_REPORT_INFO("sc_main", "Port Found");
96        unsigned long long int size = 512*1024*1024ULL;
97        memory = new Target("memory",
98                            sim_control.getDebugFlag(),
99                            size,
100                            sim_control.getOffset());
101
102        memory->socket.bind(*mem_port);
103    } else {
104        SC_REPORT_FATAL("sc_main", "Port Not Found");
105        std::exit(EXIT_FAILURE);
106    }
107
108    sc_core::sc_start();
109
110    SC_REPORT_INFO("sc_main", "End of Simulation");
111
112    CxxConfig::statsDump();
113
114    return EXIT_SUCCESS;
115}
116