private void Setup_Mapper()
{
// setup up mapper based on header entry
string mppr;
switch (header[0x47])
{
case 0x0: mapper = new MapperDefault(); mppr = "NROM"; break;
case 0x1: mapper = new MapperMBC1(); mppr = "MBC1"; break;
case 0x2: mapper = new MapperMBC1(); mppr = "MBC1"; break;
case 0x3: mapper = new MapperMBC1(); mppr = "MBC1"; break;
case 0x5: mapper = new MapperMBC2(); mppr = "MBC2"; break;
case 0x6: mapper = new MapperMBC2(); mppr = "MBC2"; break;
case 0x8: mapper = new MapperDefault(); mppr = "NROM"; break;
case 0x9: mapper = new MapperDefault(); mppr = "NROM"; break;
case 0xB: mapper = new MapperMMM01(); mppr = "MMM01"; break;
case 0xC: mapper = new MapperMMM01(); mppr = "MMM01"; break;
case 0xD: mapper = new MapperMMM01(); mppr = "MMM01"; break;
case 0xF: mapper = new MapperMBC3(); mppr = "MBC3"; break;
case 0x10: mapper = new MapperMBC3(); mppr = "MBC3"; break;
case 0x11: mapper = new MapperMBC3(); mppr = "MBC3"; break;
case 0x12: mapper = new MapperMBC3(); mppr = "MBC3"; break;
case 0x13: mapper = new MapperMBC3(); mppr = "MBC3"; break;
case 0x19: mapper = new MapperMBC5(); mppr = "MBC5"; break;
case 0x1A: mapper = new MapperMBC5(); mppr = "MBC5"; break;
case 0x1B: mapper = new MapperMBC5(); mppr = "MBC5"; break;
case 0x1C: mapper = new MapperMBC5(); mppr = "MBC5"; break;
case 0x1D: mapper = new MapperMBC5(); mppr = "MBC5"; break;
case 0x1E: mapper = new MapperMBC5(); mppr = "MBC5"; break;
case 0x20: mapper = new MapperMBC6(); mppr = "MBC6"; break;
case 0x22: mapper = new MapperMBC7(); mppr = "MBC7"; break;
case 0xFC: mapper = new MapperCamera(); mppr = "CAM"; break;
case 0xFD: mapper = new MapperTAMA5(); mppr = "TAMA5"; break;
case 0xFE: mapper = new MapperHuC3(); mppr = "HuC3"; break;
case 0xFF: mapper = new MapperHuC1(); mppr = "HuC1"; break;
// Bootleg mappers
// NOTE: Sachen mapper selection does not account for scrambling, so if another bootleg mapper
// identifies itself as 0x31, this will need to be modified
case 0x31: mapper = new MapperSachen2(); mppr = "Schn2"; break;
case 0x4:
case 0x7:
case 0xA:
case 0xE:
case 0x14:
case 0x15:
case 0x16:
case 0x17:
case 0x18:
case 0x1F:
case 0x21:
default:
// mapper not implemented
Console.WriteLine(header[0x47]);
throw new Exception("Mapper not implemented");
break;
}
// special case for multi cart mappers
if ((_rom.HashMD5(0, _rom.Length) == "97122B9B183AAB4079C8D36A4CE6E9C1") ||
(_rom.HashMD5(0, _rom.Length) == "9FB9C42CF52DCFDCFBAD5E61AE1B5777") ||
(_rom.HashMD5(0, _rom.Length) == "CF1F58AB72112716D3C615A553B2F481")
)
{
Console.WriteLine("Using Multi-Cart Mapper");
mapper = new MapperMBC1Multi();
}
Console.Write("Mapper: ");
Console.WriteLine(mppr);
cart_RAM = null;
switch (header[0x49])
{
case 1:
cart_RAM = new byte[0x800];
break;
case 2:
cart_RAM = new byte[0x2000];
break;
case 3:
cart_RAM = new byte[0x8000];
break;
case 4:
cart_RAM = new byte[0x20000];
break;
case 5:
cart_RAM = new byte[0x10000];
break;
}
// Sachen maper not known to have RAM
if ((mppr == "Schn1") || (mppr == "Schn2"))
{
cart_RAM = null;
}
// mbc2 carts have built in RAM
if (mppr == "MBC2")
{
cart_RAM = new byte[0x200];
}
mapper.Core = this;
mapper.Initialize();
if (cart_RAM != null)
{
Console.Write("RAM: "); Console.WriteLine(cart_RAM.Length);
if (_syncSettings.Use_SRAM)
{
// load cartRAM here
}
else
{
for (int i = 0; i < cart_RAM.Length; i++)
{
cart_RAM[i] = 0xFF;
}
}
}
// Extra RTC initialization for mbc3
if (mppr == "MBC3")
{
Use_RTC = true;
int days = (int)Math.Floor(_syncSettings.RTCInitialTime / 86400.0);
int days_upper = ((days & 0x100) >> 8) | ((days & 0x200) >> 2);
mapper.RTC_Get((byte)days_upper, 4);
mapper.RTC_Get((byte)(days & 0xFF), 3);
int remaining = _syncSettings.RTCInitialTime - (days * 86400);
int hours = (int)Math.Floor(remaining / 3600.0);
mapper.RTC_Get((byte)(hours & 0xFF), 2);
remaining = remaining - (hours * 3600);
int minutes = (int)Math.Floor(remaining / 60.0);
mapper.RTC_Get((byte)(minutes & 0xFF), 1);
remaining = remaining - (minutes * 60);
mapper.RTC_Get((byte)(remaining & 0xFF), 0);
}
}
private void Setup_Mapper()
{
// setup up mapper based on header entry
string mppr;
switch (header[0x47])
{
case 0x0: mapper = new MapperDefault(); mppr = "NROM"; break;
case 0x1: mapper = new MapperMBC1(); mppr = "MBC1"; break;
case 0x2: mapper = new MapperMBC1(); mppr = "MBC1"; break;
case 0x3: mapper = new MapperMBC1(); mppr = "MBC1"; has_bat = true; break;
case 0x5: mapper = new MapperMBC2(); mppr = "MBC2"; break;
case 0x6: mapper = new MapperMBC2(); mppr = "MBC2"; has_bat = true; break;
case 0x8: mapper = new MapperDefault(); mppr = "NROM"; break;
case 0x9: mapper = new MapperDefault(); mppr = "NROM"; has_bat = true; break;
case 0xB: mapper = new MapperMMM01(); mppr = "MMM01"; break;
case 0xC: mapper = new MapperMMM01(); mppr = "MMM01"; break;
case 0xD: mapper = new MapperMMM01(); mppr = "MMM01"; has_bat = true; break;
case 0xF: mapper = new MapperMBC3(); mppr = "MBC3"; has_bat = true; break;
case 0x10: mapper = new MapperMBC3(); mppr = "MBC3"; has_bat = true; break;
case 0x11: mapper = new MapperMBC3(); mppr = "MBC3"; break;
case 0x12: mapper = new MapperMBC3(); mppr = "MBC3"; break;
case 0x13: mapper = new MapperMBC3(); mppr = "MBC3"; has_bat = true; break;
case 0x19: mapper = new MapperMBC5(); mppr = "MBC5"; break;
case 0x1A: mapper = new MapperMBC5(); mppr = "MBC5"; has_bat = true; break;
case 0x1B: mapper = new MapperMBC5(); mppr = "MBC5"; break;
case 0x1C: mapper = new MapperMBC5(); mppr = "MBC5"; break;
case 0x1D: mapper = new MapperMBC5(); mppr = "MBC5"; break;
case 0x1E: mapper = new MapperMBC5(); mppr = "MBC5"; has_bat = true; break;
case 0x20: mapper = new MapperMBC6(); mppr = "MBC6"; break;
case 0x22: mapper = new MapperMBC7(); mppr = "MBC7"; has_bat = true; break;
case 0xFC: mapper = new MapperCamera(); mppr = "CAM"; break;
case 0xFD: mapper = new MapperTAMA5(); mppr = "TAMA5"; break;
case 0xFE: mapper = new MapperHuC3(); mppr = "HuC3"; break;
case 0xFF: mapper = new MapperHuC1(); mppr = "HuC1"; break;
// Bootleg mappers
// NOTE: Sachen mapper selection does not account for scrambling, so if another bootleg mapper
// identifies itself as 0x31, this will need to be modified
case 0x31: mapper = new MapperSachen2(); mppr = "Schn2"; break;
case 0x4:
case 0x7:
case 0xA:
case 0xE:
case 0x14:
case 0x15:
case 0x16:
case 0x17:
case 0x18:
case 0x1F:
case 0x21:
default:
// mapper not implemented
Console.WriteLine(header[0x47]);
throw new Exception("Mapper not implemented");
}
// special case for multi cart mappers
if ((_rom.HashMD5(0, _rom.Length) == "97122B9B183AAB4079C8D36A4CE6E9C1") ||
(_rom.HashMD5(0, _rom.Length) == "9FB9C42CF52DCFDCFBAD5E61AE1B5777") ||
(_rom.HashMD5(0, _rom.Length) == "CF1F58AB72112716D3C615A553B2F481")
)
{
Console.WriteLine("Using Multi-Cart Mapper");
mapper = new MapperMBC1Multi();
}
// Wisdom Tree does not identify their mapper, so use hash instead
if ((_rom.HashMD5(0, _rom.Length) == "2C07CAEE51A1F0C91C72C7C6F380B0F6") || // Joshua
(_rom.HashMD5(0, _rom.Length) == "37E017C8D1A45BAB609FB5B43FB64337") || // Spiritual Warfare
(_rom.HashMD5(0, _rom.Length) == "AB1FA0ED0207B1D0D5F401F0CD17BEBF") || // Exodus
(_rom.HashMD5(0, _rom.Length) == "BA2AC3587B3E1B36DE52E740274071B0") || // Bible - KJV
(_rom.HashMD5(0, _rom.Length) == "8CDDB8B2DCD3EC1A3FDD770DF8BDA07C") // Bible - NIV
)
{
Console.WriteLine("Using Wisdom Tree Mapper");
mapper = new MapperWT();
mppr = "Wtree";
}
// special case for bootlegs
if ((_rom.HashMD5(0, _rom.Length) == "CAE0998A899DF2EE6ABA8E7695C2A096"))
{
Console.WriteLine("Using RockMan 8 (Unlicensed) Mapper");
mapper = new MapperRM8();
}
if ((_rom.HashMD5(0, _rom.Length) == "D3C1924D847BC5D125BF54C2076BE27A"))
{
Console.WriteLine("Using Sachen 1 (Unlicensed) Mapper");
mapper = new MapperSachen1();
mppr = "Schn1";
}
Console.Write("Mapper: ");
Console.WriteLine(mppr);
cart_RAM = null;
switch (header[0x49])
{
case 1:
cart_RAM = new byte[0x800];
break;
case 2:
cart_RAM = new byte[0x2000];
break;
case 3:
cart_RAM = new byte[0x8000];
break;
case 4:
cart_RAM = new byte[0x20000];
break;
case 5:
cart_RAM = new byte[0x10000];
break;
case 0:
Console.WriteLine("Mapper Number indicates Battery Backed RAM but none present.");
Console.WriteLine("Disabling Battery Setting.");
has_bat = false;
break;
}
// Sachen maper not known to have RAM
if ((mppr == "Schn1") || (mppr == "Schn2"))
{
cart_RAM = null;
Use_MT = true;
}
// mbc2 carts have built in RAM
if (mppr == "MBC2")
{
cart_RAM = new byte[0x200];
}
// mbc7 has 256 bytes of RAM, regardless of any header info
if (mppr == "MBC7")
{
cart_RAM = new byte[0x100];
has_bat = true;
}
mapper.Core = this;
mapper.Initialize();
if (cart_RAM != null && (mppr != "MBC7"))
{
Console.Write("RAM: "); Console.WriteLine(cart_RAM.Length);
for (int i = 0; i < cart_RAM.Length; i++)
{
cart_RAM[i] = 0xFF;
}
}
// Extra RTC initialization for mbc3
if (mppr == "MBC3")
{
Use_MT = true;
int days = (int)Math.Floor(_syncSettings.RTCInitialTime / 86400.0);
int days_upper = ((days & 0x100) >> 8) | ((days & 0x200) >> 2);
mapper.RTC_Get((byte)days_upper, 4);
mapper.RTC_Get((byte)(days & 0xFF), 3);
int remaining = _syncSettings.RTCInitialTime - (days * 86400);
int hours = (int)Math.Floor(remaining / 3600.0);
mapper.RTC_Get((byte)(hours & 0xFF), 2);
remaining = remaining - (hours * 3600);
int minutes = (int)Math.Floor(remaining / 60.0);
mapper.RTC_Get((byte)(minutes & 0xFF), 1);
remaining = remaining - (minutes * 60);
mapper.RTC_Get((byte)(remaining & 0xFF), 0);
}
if (mppr == "HuC3")
{
Use_MT = true;
int years = (int)Math.Floor(_syncSettings.RTCInitialTime / 31536000.0);
mapper.RTC_Get((byte)years, 24);
int remaining = _syncSettings.RTCInitialTime - (years * 31536000);
int days = (int)Math.Floor(remaining / 86400.0);
int days_upper = (days >> 8) & 0xF;
mapper.RTC_Get((byte)days_upper, 20);
mapper.RTC_Get((byte)(days & 0xFF), 12);
remaining = remaining - (days * 86400);
int minutes = (int)Math.Floor(remaining / 60.0);
int minutes_upper = (minutes >> 8) & 0xF;
mapper.RTC_Get((byte)(minutes_upper), 8);
mapper.RTC_Get((byte)(remaining & 0xFF), 0);
}
}