SystemC-Components-Test/examples/simple_system/sc_main.cpp

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////////////////////////////////////////////////////////////////////////////////
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// Copyright 2017 eyck@minres.com
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy
// of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.
////////////////////////////////////////////////////////////////////////////////
/*
* sc_main.cpp
*
* Created on: 17.09.2017
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* Author: eyck@minres.com
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*/
#include "simple_system.h"
#include <boost/program_options.hpp>
#include <sstream>
#include <scc/report.h>
#include <scc/scv_tr_db.h>
#include <scc/tracer.h>
#include <util/logging.h>
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using namespace sysc;
using namespace scc;
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namespace po = boost::program_options;
namespace {
const size_t ERROR_IN_COMMAND_LINE = 1;
const size_t SUCCESS = 0;
const size_t ERROR_UNHANDLED_EXCEPTION = 2;
} // namespace
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int sc_main(int argc, char *argv[]) {
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///////////////////////////////////////////////////////////////////////////
// CLI argument parsing
///////////////////////////////////////////////////////////////////////////
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po::options_description desc("Options");
// clang-format off
desc.add_options()
("help,h", "Print help message")
("debug,d", "set debug level")
("trace,t", "trace SystemC signals");
// clang-format on
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po::variables_map vm;
try {
po::store(po::parse_command_line(argc, argv, desc), vm); // can throw
// --help option
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if (vm.count("help")) {
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std::cout << "JIT-ISS simulator for AVR" << std::endl << desc << std::endl;
return SUCCESS;
}
po::notify(vm); // throws on error, so do after help in case
// there are any problems
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} catch (po::error &e) {
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std::cerr << "ERROR: " << e.what() << std::endl << std::endl;
std::cerr << desc << std::endl;
return ERROR_IN_COMMAND_LINE;
}
///////////////////////////////////////////////////////////////////////////
// configure logging
///////////////////////////////////////////////////////////////////////////
scc::init_logging(vm.count("debug")?logging::DEBUG:logging::INFO);
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///////////////////////////////////////////////////////////////////////////
// set up tracing & transaction recording
///////////////////////////////////////////////////////////////////////////
tracer trace("simple_system", tracer::COMPRESSED, vm.count("trace"));
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// todo: fix displayed clock period in VCD
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///////////////////////////////////////////////////////////////////////////
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// instantiate top level
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///////////////////////////////////////////////////////////////////////////
simple_system i_simple_system("i_simple_system");
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///////////////////////////////////////////////////////////////////////////
// run simulation
///////////////////////////////////////////////////////////////////////////
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sc_start(sc_core::sc_time(1, sc_core::SC_MS));
// todo: provide end-of-simulation macros
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if (!sc_core::sc_end_of_simulation_invoked()) {
SCERR() << "simulation timed out";
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sc_core::sc_stop();
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}
return SUCCESS;
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}