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
25 static DECLFW(Mapper43_write)
27 //printf("$%04x:$%02x\n",A,V);
28 if((A&0x8122)==0x8122)
30 X6502_IRQEnd(FCEU_IQEXT);
39 // int transo[8]={4,3,4,4,4,7,5,6};
40 int transo[8]={4,3,2,3,4,7,5,6};
43 setprg8(0x6000,transo[V&7]);
44 //printf("$%04x:$%02x\n",A,V);
47 static void FP_FASTAPASS(1) M43Ho(int a)
53 X6502_IRQBegin(FCEU_IQEXT);
59 // printf("$%04x\n",A);
60 // return( ROM[0x2000*8 +0x1000 +(A-0x5000)]);
63 void Mapper43_init(void)
71 SetWriteHandler(0x8000,0xffff,Mapper43_write);
72 SetWriteHandler(0x4020,0x7fff,M43Low);
73 //SetReadHandler(0x5000,0x5fff,boo);
74 SetReadHandler(0x6000,0xffff,CartBR);