HIFIVE1-VP/riscv.sc/src/sc_main.cpp

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////////////////////////////////////////////////////////////////////////////////
// Copyright 2017 eyck@minres.com
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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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//
// http://www.apache.org/licenses/LICENSE-2.0
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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
* Author: eyck@minres.com
*/
#include <boost/program_options.hpp>
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#include <iss/jit/MCJIThelper.h>
#include <iss/log_categories.h>
#include <sstream>
#include <sysc/SiFive/platform.h>
#include "scc/configurer.h"
#include "scc/report.h"
#include "scc/scv_tr_db.h"
#include "scc/tracer.h"
using namespace sysc;
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[]) {
// sc_report_handler::set_handler(my_report_handler);
scc::Logger<>::reporting_level() = logging::ERROR;
///////////////////////////////////////////////////////////////////////////
// CLI argument parsing
///////////////////////////////////////////////////////////////////////////
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po::options_description desc("Options");
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// clang-format off
desc.add_options()
("help,h", "Print help message")
("verbose,v", po::value<int>()->implicit_value(0), "Sets logging verbosity")
("log-file", po::value<std::string>(), "Sets default log file.")
("disass,d", po::value<std::string>()->implicit_value(""), "Enables disassembly")
// ("elf,l", po::value<std::vector<std::string>>(), "ELF file(s) to load")
("elf,l", po::value<std::string>(), "ELF file to load")
("gdb-port,g", po::value<unsigned short>()->default_value(0), "enable gdb server and specify port to use")
("dump-ir", "dump the intermediate representation")
("cycles,c", po::value<int64_t>()->default_value(-1), "number of cycles to run")
("quantum", po::value<unsigned>(), "SystemC quantum time in ns")
("reset,r", po::value<std::string>(), "reset address")
("trace,t", po::value<uint8_t>()->default_value(0), "enable tracing, or combintation of 1=signals and 2=TX text, 4=TX compressed text, 6=TX in SQLite")
("rv64", "run RV64")
("config-file,c", po::value<std::string>()->default_value(""), "configuration file");
// clang-format on
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 << "DBT-RISE-RiscV simulator for RISC-V" << std::endl << desc << std::endl;
return SUCCESS;
}
po::notify(vm); // throws on error, so do after help in case
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// there are any problems
} catch (po::error &e) {
std::cerr << "ERROR: " << e.what() << std::endl << std::endl;
std::cerr << desc << std::endl;
return ERROR_IN_COMMAND_LINE;
}
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if (vm.count("verbose")) {
auto l = logging::as_log_level(vm["verbose"].as<int>());
LOGGER(DEFAULT)::reporting_level() = l;
LOGGER(connection)::reporting_level() = l;
LOGGER(SystemC)::reporting_level() = l;
scc::Logger<>::reporting_level() = l;
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}
if (vm.count("log-file")) {
// configure the connection logger
auto f = fopen(vm["log-file"].as<std::string>().c_str(), "w");
LOG_OUTPUT(DEFAULT)::stream() = f;
LOG_OUTPUT(connection)::stream() = f;
LOG_OUTPUT(SystemC)::stream() = f;
}
///////////////////////////////////////////////////////////////////////////
// set up infrastructure
///////////////////////////////////////////////////////////////////////////
iss::init_jit(argc, argv);
///////////////////////////////////////////////////////////////////////////
// set up tracing & transaction recording
///////////////////////////////////////////////////////////////////////////
scc::tracer trace("simple_system", static_cast<scc::tracer::file_type>(vm["trace"].as<uint8_t>() >> 1),
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vm["trace"].as<uint8_t>() != 0);
///////////////////////////////////////////////////////////////////////////
// set up configuration
///////////////////////////////////////////////////////////////////////////
scc::configurer cfg(vm["config-file"].as<std::string>());
///////////////////////////////////////////////////////////////////////////
// instantiate top level
///////////////////////////////////////////////////////////////////////////
platform i_simple_system("i_simple_system");
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// sr_report_handler::add_sc_object_to_filter(&i_simple_system.i_master,
// sc_core::SC_WARNING, sc_core::SC_MEDIUM);
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// cfg.dump_hierarchy();
if (vm.count("elf")) cfg.set_value("i_simple_system.i_core_complex.elf_file", vm["elf"].as<std::string>());
if (vm.count("reset")) {
auto str = vm["reset"].as<std::string>();
uint64_t start_address = str.find("0x") == 0 ? std::stoull(str.substr(2), 0, 16) : std::stoull(str, 0, 10);
cfg.set_value("i_simple_system.i_core_complex.reset_address", start_address);
}
if (vm.count("disass")) {
cfg.set_value("i_simple_system.i_core_complex.enable_disass", true);
LOGGER(disass)::reporting_level() = logging::INFO;
auto file_name = vm["disass"].as<std::string>();
if (file_name.length() > 0) {
LOG_OUTPUT(disass)::stream() = fopen(file_name.c_str(), "w");
LOGGER(disass)::print_time() = false;
LOGGER(disass)::print_severity() = false;
}
}
cfg.set_value("i_simple_system.i_core_complex.gdb_server_port", vm["gdb-port"].as<unsigned short>());
cfg.set_value("i_simple_system.i_core_complex.dump_ir", vm.count("dump-ir") != 0);
if (vm.count("quantum")) {
tlm::tlm_global_quantum::instance().set(sc_core::sc_time(vm["quantum"].as<unsigned>(), sc_core::SC_NS));
}
///////////////////////////////////////////////////////////////////////////
// run simulation
///////////////////////////////////////////////////////////////////////////
sc_core::sc_start();
if (!sc_core::sc_end_of_simulation_invoked()) sc_core::sc_stop();
return 0;
}