1 /* FCE Ultra - NES/Famicom Emulator
3 * Copyright notice for this file:
4 * Copyright (C) 2003 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 void Sync(void)
27 setmirror(((mapbyte1[0]>>6)&1)^1);
28 switch(mapbyte1[1]&0x3)
32 setprg8(0x8000+x*8192,(((mapbyte1[0]&0x7F)<<1)+x)^(mapbyte1[0]>>7));
36 setprg8(0x8000+x*8192,((mapbyte1[0]&0x7F)<<1)+(mapbyte1[0]>>7));
45 if(x>=2 && !(mapbyte1[1]&0x2))
47 setprg8(0x8000+x*8192,(x&1)+((b<<1)^(mapbyte1[0]>>7)));
54 static DECLFW(Mapper15_write)
61 static void StateRestore(int version)
66 void Mapper15_init(void)
68 mapbyte1[0]=mapbyte1[1]=0;
70 GameStateRestore=StateRestore;
71 SetWriteHandler(0x8000,0xFFFF,Mapper15_write);