/* SDEXT emulation currently excepts the cartridge area (segments 4-7) to be filled
* with the FLASH ROM content. Even segment 7, which will be copied to the second 64K "hidden"
* and pagable flash area of the SD cartridge. Currently, there is no support for the full
* sized SDEXT flash image */
void sdext_init ( void )
{
/* try to detect SDEXT ROM extension and only turn on emulation if it exists */
if (sdext_detect_rom()) {
WARNING_WINDOW("No SD-card cartridge ROM code found in loaded ROM set. SD card hardware emulation has been disabled!");
*sdimg_path = 0;
sdf = NULL;
SD_DEBUG("SDEXT: init: REFUSE: no SD-card cartridge ROM code found in loaded ROM set." NL);
return;
}
SD_DEBUG("SDEXT: init: cool, SD-card cartridge ROM code seems to be found in loaded ROM set, enabling SD card hardware emulation ..." NL);
sdf = open_emu_file(config_getopt_str("sdimg"), "rb", sdimg_path); // open in read-only mode, to get the path
if (sdf) {
fclose(sdf);
sdf = fopen(sdimg_path, "r+b");
if (sdf) {
DEBUGPRINT("SDEXT: SD image file is re-open in read/write mode, good (fd=%d)." NL, fileno(sdf));
} else {
sdf = fopen(sdimg_path, "rb");
DEBUGPRINT("SDEXT: SD image cannot be re-open in read-write mode, using read-only access (fd=%d)." NL, fileno(sdf));
}
}
if (!sdf) {
WARNING_WINDOW("SD card image file \"%s\" cannot be open: %s. You can use Xep128 but SD card access won't work!", sdimg_path, ERRSTR());
*sdimg_path = 0;
} else {
sdfd = fileno(sdf);
sd_card_size = lseek(sdfd, 0, SEEK_END);
SD_DEBUG("SDEXT: SD card size is: %ld bytes" NL, sd_card_size);
if (sd_card_size > MAX_CARD_SIZE || sd_card_size < MIN_CARD_SIZE) {
fclose(sdf);
sdf = NULL;
ERROR_WINDOW("SD card image file \"%s\" is too small or large, valid range is %ld - %ld Mbytes, but this one is %ld bytes long (about %ld Mbytes). SD access has been disabled!",
sdimg_path, MIN_CARD_SIZE >> 20, MAX_CARD_SIZE >> 20,
sd_card_size, sd_card_size >> 20
);
*sdimg_path = 0;
}
}
int main (int argc, char *argv[])
{
const char *snapshot;
atexit(shutdown_sdl);
if (SDL_Init(
#ifdef __EMSCRIPTEN__
// It seems there is an issue with emscripten SDL2: SDL_Init does not work if TIMER and/or HAPTIC is tried to be intialized or just "EVERYTHING" is used!!
SDL_INIT_EVERYTHING & ~(SDL_INIT_TIMER | SDL_INIT_HAPTIC)
#else
SDL_INIT_EVERYTHING
#endif
) != 0) {
ERROR_WINDOW("Fatal SDL initialization problem: %s", SDL_GetError());
return 1;
}
if (config_init(argc, argv)) {
#ifdef __EMSCRIPTEN__
ERROR_WINDOW("Error with config parsing. Please check the (javascript) console of your browser to learn about the error.");
#endif
return 1;
}
guarded_exit = 1; // turn on guarded exit, with custom de-init stuffs
DEBUGPRINT("EMU: sleeping = \"%s\", timing = \"%s\"" NL,
__SLEEP_METHOD_DESC, __TIMING_METHOD_DESC
);
fileio_init(
#ifdef __EMSCRIPTEN__
"/",
#else
app_pref_path,
#endif
"files");
if (screen_init())
return 1;
if (xepgui_init())
return 1;
audio_init(config_getopt_int("audio"));
z80ex_init();
set_ep_cpu(CPU_Z80);
ep_pixels = nick_init();
if (ep_pixels == NULL)
return 1;
snapshot = config_getopt_str("snapshot");
if (strcmp(snapshot, "none")) {
if (ep128snap_load(snapshot))
snapshot = NULL;
} else
snapshot = NULL;
if (!snapshot) {
if (roms_load())
return 1;
primo_rom_seg = primo_search_rom();
ep_set_ram_config(config_getopt_str("ram"));
}
mouse_setup(config_getopt_int("mousemode"));
ep_reset();
kbd_matrix_reset();
joy_sdl_event(NULL); // this simply inits joy layer ...
#ifdef CONFIG_SDEXT_SUPPORT
if (!snapshot)
sdext_init();
#endif
#ifdef CONFIG_EXDOS_SUPPORT
wd_exdos_reset();
wd_attach_disk_image(config_getopt_str("wdimg"));
#endif
#ifdef CONFIG_W5300_SUPPORT
w5300_init(NULL);
#endif
ticks = SDL_GetTicks();
balancer = 0;
set_cpu_clock(DEFAULT_CPU_CLOCK);
emu_timekeeping_start();
audio_start();
if (config_getopt_int("fullscreen"))
screen_set_fullscreen(1);
DEBUGPRINT(NL "EMU: entering into main emulation loop" NL);
sram_ready = 1;
if (strcmp(config_getopt_str("primo"), "none") && !snapshot) {
// TODO: da stuff ...
primo_emulator_execute();
OSD("Primo Emulator Mode");
}
if (snapshot)
ep128snap_set_cpu_and_io();
console_monitor_ready(); // OK to run monitor on console now!
#ifdef __EMSCRIPTEN__
emscripten_set_main_loop(xep128_emulation, 50, 1);
#else
for (;;)
xep128_emulation();
#endif
printf("EXITING FROM main()?!" NL);
return 0;
}
int config_init ( int argc, char **argv )
{
const char *config_name = DEFAULT_CONFIG_FILE; // name of the used config file, can be overwritten via CLI
const struct configOption_st *opt;
const char *exe = argv[0];
int default_config = 1;
int testparsing = 0;
argc--; argv++;
#ifdef __EMSCRIPTEN__
exe = strdup("/files/emscripten-virtual-executable");
#endif
#ifdef _WIN32
console_open_window();
#endif
SDL_VERSION(&sdlver_compiled);
SDL_GetVersion(&sdlver_linked);
if (sdlver_linked.major < 2 || (sdlver_linked.minor == 0 && sdlver_linked.patch < 4)) {
ERROR_WINDOW("Too old SDL library linked, at least version 2.0.4 is required.");
return 1;
}
/* SDL info on paths */
if (get_path_info())
return 1;
/* ugly hack: pre-parse comand line to find debug statement (to be worse, it does not handle single argument options too well ... */
#ifdef DISABLE_DEBUG
printf("DEBUG: disabled at compilation time." NL);
#else
while (testparsing < argc) {
if (!strcmp(argv[testparsing], "-" DEBUGFILE_OPT) && testparsing != argc - 1 && strcmp(argv[testparsing + 1], "none")) {
debug_fp = fopen(argv[testparsing + 1], "w");
DEBUGPRINT("DEBUG: enable logging into file: %s" NL, argv[testparsing + 1]);
if (debug_fp == NULL)
fprintf(stderr, "Cannot open debug logging file: %s" NL, argv[testparsing + 1]);
break;
}
testparsing++;
}
testparsing = 0;
#endif
/* end of ugly hack */
/* let's continue with the info block ... */
DEBUGPRINT("%s %s v%s %s %s" NL
"GIT %s compiled by (%s) at (%s) with (%s)-(%s)" NL
"Platform: (%s) (%d-bit), video: (%s), audio: (%s), "
"SDL version compiled: (%d.%d.%d) and linked: (%d.%d.%d) rev (%s)" NL NL,
WINDOW_TITLE, DESCRIPTION, VERSION, COPYRIGHT, PROJECT_PAGE,
XEMU_BUILDINFO_GIT, XEMU_BUILDINFO_ON, XEMU_BUILDINFO_AT, CC_TYPE, XEMU_BUILDINFO_CC,
SDL_GetPlatform(), ARCH_BITS, SDL_GetCurrentVideoDriver(), SDL_GetCurrentAudioDriver(),
sdlver_compiled.major, sdlver_compiled.minor, sdlver_compiled.patch,
sdlver_linked.major, sdlver_linked.minor, sdlver_linked.patch, SDL_GetRevision()
);
DEBUGPRINT("PATH: executable: %s" NL, exe);
/* SDL path info block printout */
DEBUGPRINT("PATH: SDL base path: %s" NL, app_base_path);
DEBUGPRINT("PATH: SDL pref path: %s" NL, app_pref_path);
#ifndef _WIN32
DEBUGPRINT("PATH: data directory: %s/" NL, DATADIR);
#endif
DEBUGPRINT("PATH: Current directory: %s" NL NL, current_directory);
/* Look the very basic command line switches first */
if (argc && is_help_request_option(argv[0])) {
opt = configOptions;
printf("USAGE:" NL NL
"\t%s -optname optval -optname2 optval2 ..." NL NL "OPTIONS:" NL NL
"-config" NL "\tUse config file (or do not use the default one, if \"none\" is specified). This must be the first option if used! [default: @config]" NL,
exe
);
while (opt->name) {
printf("-%s" NL "\t%s [default: %s]" NL, opt->name, opt->help, opt->defval ? opt->defval : "-");
opt++;
}
printf(NL "%s" NL, disclaimer);
#ifdef _WIN32
if (!console_is_open)
ERROR_WINDOW("Could not dump help, since console couldn't be allocated.");
#endif
XEMUEXIT(0);
}
DEBUGPRINT("%s" NL NL, disclaimer);
if (argc && !strcasecmp(argv[0], "-testparsing")) {
testparsing = 1;
argc--; argv++;
}
if (argc & 1) {
fprintf(stderr, "FATAL: Bad command line: should be even number of parameters (two for an option as key and its value)" NL);
return 1;
}
if (argc > 1 && !strcmp(argv[0], "-config")) {
default_config = 0;
config_name = argv[1];
argc -= 2;
argv += 2;
}
/* Set default (built-in) values */
opt = configOptions;
while (opt->name) {
if (opt->defval)
config_set_internal(opt->name, -1, opt->defval);
opt++;
}
config_set_internal("rom", 0, COMBINED_ROM_FN); // set default "combined" ROM image set (from segment 0, starting with EXOS)
/* Default values for the keyboard follows ... */
keymap_preinit_config_internal();
/* check if we have written sample config file, if there is not, let's create one */
save_sample_config(DEFAULT_CONFIG_SAMPLE_FILE);
/* now parse config file (not the sample one!) if there is any */
if (strcasecmp(config_name, "none")) {
char path[PATH_MAX + 1];
FILE *f = open_emu_file(config_name, "r", path);
DEBUGPRINT("CONFIG: config file: %s (%s)" NL, config_name, f ? path : "*** CANNOT OPEN, NOT USING CONFIG FILE ***");
if (f) {
if (load_config_file_stream(f, path)) {
fclose(f);
return 1;
}
fclose(f);
} else if (!default_config) {
fprintf(stderr, "FATAL: Cannot open requested config file: %s" NL, config_name);
return 1;
} else
DEBUGPRINT("CONFIG: Skipping default config file (cannot open), using built-in defaults." NL);
} else
DEBUGPRINT("CONFIG: Using config file: DISABLED in command line" NL);
/* parse command line ... */
if (parse_command_line(argc, argv))
return -1;
/* open debug file, if it was not requested via command line at the beginning ... */
if (!debug_fp && strcmp(config_getopt_str(DEBUGFILE_OPT), "none")) {
debug_fp = fopen(config_getopt_str(DEBUGFILE_OPT), "w");
DEBUGPRINT("DEBUG: enable logging into file: %s" NL, config_getopt_str(DEBUGFILE_OPT));
if (!debug_fp)
ERROR_WINDOW("Cannot open debug messages log file requested: %s", config_getopt_str(DEBUGFILE_OPT));
}
if (debug_fp)
INFO_WINDOW("DEBUG: Debug messages logging is active");
else
printf("DEBUG: No debug messages logging is active." NL);
/* test parsing mode? */
if (testparsing) {
printf(NL "--- TEST DUMP OF *PARSED* CONFIGURATION (requested)" NL NL);
dump_config(stdout);
printf(NL "--- END OF TEST PARSING MODE (requested)" NL);
XEMUEXIT(0);
}
DEBUG("CONFIG: End of configuration step." NL NL);
/* Close console, unless user requested it with the -console option */
#ifdef _WIN32
if (!config_getopt_int("console"))
console_close_window();
#else
if (config_getopt_int("console"))
console_open_window(); // on non-windows, it only will mark console as open for monitor to be used ..
#endif
return 0;
}
