int main(int argc, char *argv[]) {
program_name = argv[0] ? argv[0] : "nesalizer";
#ifndef RUN_TESTS
if (argc != 2) {
fprintf(stderr, "usage: %s <rom file>\n", program_name);
exit(EXIT_FAILURE);
}
#else
(void)argc; // Suppress warning
#endif
install_fatal_signal_handlers();
// One-time initialization of various components
init_apu();
init_input();
init_mappers();
#ifndef RUN_TESTS
load_rom(argv[1], true);
#endif
// Create a separate emulation thread and use this thread as the rendering
// thread
init_sdl();
SDL_Thread *emu_thread;
fail_if(!(emu_thread = SDL_CreateThread(emulation_thread, "emulation", 0)),
"failed to create emulation thread: %s", SDL_GetError());
sdl_thread();
SDL_WaitThread(emu_thread, 0);
deinit_sdl();
#ifndef RUN_TESTS
unload_rom();
#endif
puts("Shut down cleanly");
}
/* Intialize emulator with given ROM file, and
* specify whether or not debug mode is active
* (0 for OFF, any other value is on)
*
* returns 1 if successfully initialized, 0
* otherwise */
int init_emu(const char *file_path, int debugger, int dmg_mode, ClientOrServer cs) {
uint8_t rom_header[0x50];
//Start logger
set_log_level(LOG_INFO);
log_message(LOG_INFO, "About to open file %s\n", file_path);
FILE *file;
if (!(file = PB_FOPEN(file_path,"rb"))) {
log_message(LOG_ERROR, "Error opening file %s\n", file_path);
return 0;
}
if ((PB_FSEEK(file, 0x100, SEEK_SET) != 0)
|| (PB_FREAD(rom_header, 1, sizeof(rom_header), file) != sizeof(rom_header))) {
log_message(LOG_ERROR, "Error reading ROM header info\n");
fclose(file);
return 0;
};
PB_FCLOSE(file);
log_message(LOG_INFO, "ROM Header loaded %s\n", file_path);
if (!load_rom(file_path, rom_header, dmg_mode)) {
log_message(LOG_ERROR, "failed to initialize GB memory\n");
return 0;
}
if (!init_gfx()) {
log_message(LOG_ERROR, "Failed to initialize graphics\n");
return 0;
}
if (!setup_serial_io(cs, 5000)) {
log_message(LOG_INFO, "No client or server created\n");
}
init_joypad();
init_apu(); // Initialize sound
reset_cpu();
if (debugger) {
debug = 1;
}
cgb_features = is_colour_compatible() || is_colour_only();
//Log ROM info
char name_buf[100];
int i;
for(i = ROM_NAME_START; i <= ROM_NAME_END; i++) {
name_buf[i - ROM_NAME_START] = get_mem(i);
}
name_buf[i - ROM_NAME_START] = '\0';
log_message(LOG_INFO,"Game Title: %s\n", name_buf);
log_message(LOG_INFO,"Licensee: %s\n", get_licensee());
log_message(LOG_INFO,"Destination: %s\n", get_destination_code());
log_message(LOG_INFO,"ROM size: %dKB\n",get_rom_size());
log_message(LOG_INFO,"RAM save size: %dKB\n",get_ram_save_size());
const char *c_type = get_cartridge_type();
log_message(LOG_INFO,"Cartridge Type: %s\n",c_type != NULL ? c_type : "Unknown");
log_message(LOG_INFO, "Has Gameboy Color features: %s\n", is_colour_compatible() || is_colour_only() ? "Yes":"No");
log_message(LOG_INFO,"Gameboy Color Only Game:%s\n", is_colour_only() ? "Yes":"No");
log_message(LOG_INFO,"Super Gameboy Features:%s\n", has_sgb_features() ? "Yes":"No");
return 1;
}
