1 /* FCE Ultra - NES/Famicom Emulator
3 * Copyright notice for this file:
4 * Copyright (C) 2002 Xodnizel
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 static DECLFW(Mapper235_write)
31 setmirror(((A>>13)&1)^1);
38 setprg16r(0x10|z,0x8000,(m<<1)|((A>>12)&1));
39 setprg16r(0x10|z,0xC000,(m<<1)|((A>>12)&1));
43 setprg32r(0x10|z,0x8000,m);
46 void Mapper235_init(void)
48 /* Fixme: Possible crashy bug if header is bad. */
49 SetupCartPRGMapping(0x10,PRGptr[0],1024*1024,0);
50 SetupCartPRGMapping(0x12,PRGptr[0]+1024*1024,1024,0);
51 setprg32r(0x10,0x8000,0);
52 SetReadHandler(0x8000,0xffff,CartBROB);
53 SetWriteHandler(0x8000,0xffff,Mapper235_write);