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NESHawk: add in a new mapper for chinese pokemon

This commit is contained in:
alyosha-tas 2021-11-27 10:49:58 -05:00
parent 365fa1eb41
commit eec1711b0f
2 changed files with 57 additions and 0 deletions
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6
Assets/gamedb/gamedb_nes.txt
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@ -306,6 +306,12 @@ sha1:17473C223453D2D80FCB9DCFA317947287DC5C52 Xing He Zhan Shi (China) (Unl) NE
sha1:B1C74236FD17FAB4AB9AA6AB28E38864C66D6255 Pocahontus (UNL) NES board=MAPPER182;PRG=256;CHR=256;WRAM=8;PAD_H=1
sha1:5FA23F88432006DCF6874EA36E9E7DA8934427BE Super Donkey Kong (Unl) NES board=MAPPER182;PRG=128;CHR=128;WRAM=8;PAD_H=1
sha1:8A7DAB8B78DA1C5EA159BA9EEC00FF97742245F1 B Super Donkey Kong (Unl) [b1] NES board=MAPPER182;PRG=128;CHR=128;WRAM=8;PAD_H=1
sha1:CA7F528C5AD73596961CFCE30194592FDBCF4505 Pokemon Platinum Alt title 2 (KT-008 PCB)(Ch)[!].nes NES board=MMC3_Pokemon
sha1:6668AF3F57BB776629AB512E87C202614ABF41CA Pokemon Platinum Alt title 1 (KT-008 PCB)(Ch)[!].nes NES board=MMC3_Pokemon
sha1:5010EA0CD5E94B9E2F13A9C1E03AF66FFBD09832 Pokemon Platinum (KT-008 PCB)(Ch)[!].nes NES board=MMC3_Pokemon
sha1:B11D65F508AD5E72274F049F6DDAEFC6188250FC Pokemon HeartGold (KT-008 PCB)(Ch)[!].nes NES board=MMC3_Pokemon
sha1:EB97C94DDA0EC647418B05C4E2CAB61CA0AF0380 Kou Dai Guai Shou - Fei Cui Ban (C) [KT-1063].nes NES board=MMC3_Pokemon
sha1:82323E1CD27EC434843AA1B44E3D89A09860F430 White Jade Version (China) (Unl) [CHS](0834).nes NES board=MMC3_Pokemon
;wrong vram info
sha1:32D71DD6C5A8D78A918FE1B9D6D6C4A570D9652D Oeka Kids Anpanman no Hiragana Daisuki (J) NES board=MAPPER096;VRAM=32

51
src/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/Boards/MMC3_family/MMC3_Pokemon.cs Normal file
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@ -0,0 +1,51 @@
using BizHawk.Common;
namespace BizHawk.Emulation.Cores.Nintendo.NES
{
internal sealed class MMC_Pokemon : MMC3Board_Base
{
// unsure if this is represented in any other mapper (it doesn't appear to be.)
// the games have a register at 0x5000 that swaps out 512K banks that the MMC3 references.
// unclear if it is readable or has mirrors etc
public byte prg_reg;
public override bool Configure(EDetectionOrigin origin)
{
//analyze board type
switch (Cart.BoardType)
{
case "MMC3_Pokemon":
break;
default:
return false;
}
prg_reg = 0;
BaseSetup();
return true;
}
protected override int Get_PRGBank_8K(int addr)
{
int bank_8k = addr >> 13;
bank_8k = mmc3.prg_regs_8k[bank_8k];
bank_8k |= prg_reg;
return bank_8k;
}
public override void WriteExp(int addr, byte value)
{
if (addr == 0x1000) { prg_reg = (byte)(value != 0 ? 0x40 : 0); }
}
public override void SyncState(Serializer ser)
{
ser.Sync(nameof(prg_reg), ref prg_reg);
base.SyncState(ser);
}
}
}