bool Emulator_Init()
{
    LOG_DBG("Emulator_Init()\n");
    config_default();
    init_machine();

    int size = cart.romsize;
    cart.romsize = 0;
    struct stat st;
    stat(current_rom, &st);
    reloadrom(st.st_size, current_rom);

    mode_switch = MODE_EMULATION;

    emulator_loaded = true;
    need_load_rom = false;
    return 1;
}
Example #2
0
/***************************************************************************
 *  M A I N
 *
 ***************************************************************************/
int main (int argc, char *argv[])
{
 #ifdef HW_RVL
  /* enable 64-byte fetch mode for L2 cache */
  L2Enhance();
  
  /* initialize DI interface */
  DI_UseCache(0);
  DI_Init();

  sprintf(osd_version, "%s (IOS %d)", VERSION, IOS_GetVersion());
#else
  sprintf(osd_version, "%s (GCN)", VERSION);
#endif

  /* initialize video engine */
  gx_video_Init();

#ifndef HW_RVL
  /* initialize DVD interface */
  DVD_Init();
#endif

  /* initialize input engine */
  gx_input_Init();

  /* initialize FAT devices */
  int retry = 0;
  int fatMounted = 0;

  /* try to mount FAT devices during 3 seconds */
  while (!fatMounted && (retry < 12))
  {
    fatMounted = fatInitDefault();
    usleep(250000);
    retry++;
  }

  if (fatMounted)
  {
    /* base directory */
    char pathname[MAXPATHLEN];
    sprintf (pathname, DEFAULT_PATH);
    DIR *dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);

    /* default SRAM & Savestate files directories */ 
    sprintf (pathname, "%s/saves",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);
    sprintf (pathname, "%s/saves/md",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);
    sprintf (pathname, "%s/saves/ms",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);
    sprintf (pathname, "%s/saves/gg",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);
    sprintf (pathname, "%s/saves/sg",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);
    sprintf (pathname, "%s/saves/cd",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);

    /* default Snapshot files directories */ 
    sprintf (pathname, "%s/snaps",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);
    sprintf (pathname, "%s/snaps/md",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);
    sprintf (pathname, "%s/snaps/ms",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);
    sprintf (pathname, "%s/snaps/gg",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);
    sprintf (pathname, "%s/snaps/sg",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);
    sprintf (pathname, "%s/snaps/cd",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);

    /* default Cheat files directories */ 
    sprintf (pathname, "%s/cheats",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);
    sprintf (pathname, "%s/cheats/md",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);
    sprintf (pathname, "%s/cheats/ms",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);
    sprintf (pathname, "%s/cheats/gg",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);
    sprintf (pathname, "%s/cheats/sg",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);
    sprintf (pathname, "%s/cheats/cd",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);

    /* default BIOS ROM files directories */ 
    sprintf (pathname, "%s/bios",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);

    /* default LOCK-ON ROM files directories */ 
    sprintf (pathname, "%s/lock-on",DEFAULT_PATH);
    dir = opendir(pathname);
    if (dir) closedir(dir);
    else mkdir(pathname,S_IRWXU);
  }

  /* initialize sound engine */
  gx_audio_Init();

  /* initialize genesis plus core */
  history_default();
  config_default();
  init_machine();

  /* auto-load last ROM file */
  if (config.autoload)
  {
    SILENT = 1;
    if (OpenDirectory(TYPE_RECENT, -1))
    {
      if (LoadFile(0))
      {
        reloadrom();
        gx_video_Start();
        gx_audio_Start();
        ConfigRequested = 0;
      }
    }
    SILENT = 0;
  }

  /* show disclaimer */
  if (ConfigRequested)
  {
    legal();
  }

#ifdef HW_RVL
  /* power button callback */
  SYS_SetPowerCallback(PowerOff_cb);
#endif

  /* reset button callback */
  SYS_SetResetCallback(Reset_cb);

  /* main emulation loop */
  run_emulation();

  /* we should never return anyway */
  return 0;
}
Example #3
0
int main (int argc, char *argv[])
{
#ifdef HW_RVL
  /* initialize DVDX */
  DI_Init();
#endif

  /* initialize hardware */
  gx_video_Init();
  gx_input_Init();
#ifdef HW_DOL
  DVD_Init ();
  dvd_drive_detect();
#endif

  /* initialize FAT devices */
  if (fatInitDefault())
  {
    /* check for default directories */
    DIR_ITER *dir = NULL;

    /* base directory */
    char pathname[MAXPATHLEN];
    sprintf (pathname, DEFAULT_PATH);
    dir = diropen(pathname);
    if (dir == NULL) mkdir(pathname,S_IRWXU);
    else dirclose(dir);

    /* SRAM & Savestate files directory */ 
    sprintf (pathname, "%s/saves",DEFAULT_PATH);
    dir = diropen(pathname);
    if (dir == NULL) mkdir(pathname,S_IRWXU);
    else dirclose(dir);

    /* Snapshot files directory */ 
    sprintf (pathname, "%s/snaps",DEFAULT_PATH);
    dir = diropen(pathname);
    if (dir == NULL) mkdir(pathname,S_IRWXU);
    else dirclose(dir);

    /* Cheat files directory */ 
    sprintf (pathname, "%s/cheats",DEFAULT_PATH);
    dir = diropen(pathname);
    if (dir == NULL) mkdir(pathname,S_IRWXU);
    else dirclose(dir);
  }

  /* initialize sound engine */
  gx_audio_Init();

  /* initialize core engine */
  legal();
  config_default();
  history_default();
  init_machine();

  /* run any injected rom */
  if (cart.romsize)
  {
    ARAMFetch((char *)cart.rom, (void *)0x8000, cart.romsize);
    reloadrom (cart.romsize,"INJECT.bin");
    gx_video_Start();
    gx_audio_Start();
    frameticker = 1;
  }
  else
  {
    /* Main Menu */
    ConfigRequested = 1;
  }

  /* initialize GUI engine */
  GUI_Initialize();

#ifdef HW_RVL
  /* Power button callback */
  SYS_SetPowerCallback(Power_Off);
#endif

  /* main emulation loop */
  while (1)
  {
    /* Main Menu request */
    if (ConfigRequested)
    {
      /* stop video & audio */
      gx_audio_Stop();
      gx_video_Stop();

      /* show menu */
      MainMenu ();
      ConfigRequested = 0;

      /* start video & audio */
      gx_audio_Start();
      gx_video_Start();
      frameticker = 1;
    }

    if (frameticker > 1)
    {
      /* skip frame */
      system_frame(1);
      --frameticker;
    }
    else
    {
      while (frameticker < 1)
        usleep(10);

      /* render frame */
      system_frame(0);
      --frameticker;

      /* update video */
      gx_video_Update();
    }

    /* update audio */
    gx_audio_Update();
  }

  return 0;
}