public void loadOS(NesRom rom, string map_path)
{
if (map_path == null)
{
map_path = getTestMapper(255);
}
byte[] prg = rom.PrgData;
byte[] chr = rom.ChrData;
MapConfig cfg = new MapConfig();
cfg.map_idx = 0xff;
cfg.Ctrl = MapConfig.ctrl_unlock;
cmd(cmd_reboot);
edio.rx8();//exec
edio.memWR(rom.PrgAddr, prg, 0, prg.Length);
edio.memWR(rom.ChrAddr, chr, 0, chr.Length);
edio.getStatus();
if (map_path == null)
{
mapLoadSDC(255, cfg);
}
else
{
byte[] map = File.ReadAllBytes(map_path);
edio.fpgInit(map, cfg);
}
}
public MapConfig(NesRom rom)
{
map_idx = rom.Mapper;
if (rom.Mirroring == 'H')
{
MapCfg |= cfg_mir_h;
}
if (rom.Mirroring == 'V')
{
MapCfg |= cfg_mir_v;
}
if (rom.Mirroring == '4')
{
MapCfg |= cfg_mir_4;
}
if (rom.ChrSize == 0)
{
MapCfg |= cfg_chr_ram;
}
PrgSize = rom.PrgSize;
ChrSize = rom.ChrSize;
SrmSize = rom.SrmSize;
MasterVol = 8;
SSKey_save = 0x14; //start + down
SSKey_load = 0x18; //start + up
}
public void loadGame(NesRom rom, string map_path)
{
int resp;
byte[] id_bin = rom.getRomID();
byte[] prg = rom.PrgData;
byte[] chr = rom.ChrData;
cmd(cmd_sel_game);
txString("USB:" + Path.GetFileName(rom.Name));
resp = edio.rx8();//system ready to receive id
edio.fifoWR(id_bin, 0, id_bin.Length);
resp = edio.rx8();
if (resp != 0)
{
throw new Exception("Game select error 0x: " + resp.ToString("X2"));
}
int map_idx = edio.rx16();
if (map_idx != rom.Mapper)
{
Console.WriteLine("map reloc: " + map_idx);
}
if (map_path == null)
{
map_path = getTestMapper(map_idx);
}
cmd(cmd_run_game);
edio.rx8();//exec
edio.memWR(rom.PrgAddr, prg, 0, prg.Length);
edio.memWR(rom.ChrAddr, chr, 0, chr.Length);
if (map_path == null)
{
mapLoadSDC(map_idx, null);
}
else
{
Console.WriteLine("ext mapper: " + map_path);
edio.fpgInit(File.ReadAllBytes(map_path), null);
}
}
static void loadROM(string rom_path, string map_path)
{
Console.WriteLine("ROM loading...");
NesRom rom = new NesRom(rom_path);
rom.print();
if (rom.Type == NesRom.ROM_TYPE_OS)
{
usb.loadOS(rom, map_path);
}
else
{
usb.loadGame(rom, map_path);
}
Console.WriteLine();
edio.getConfig().print();
}