cleanups, warning fixes
[fceu.git] / mappers / 245.c
CommitLineData
c62d2810 1/* FCE Ultra - NES/Famicom Emulator
2 *
3 * Copyright notice for this file:
4 * Copyright (C) 2002 Ben Parnell
5 *
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.
10 *
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.
15 *
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
19 */
20
21#include "mapinc.h"
22
23static void Synco(void)
24{
25 ROM_BANK8(0x8000,mapbyte2[0]);
26 ROM_BANK8(0xA000,mapbyte2[1]);
27 ROM_BANK8(0xc000,0x3e);
28 ROM_BANK8(0xe000,0x3f);
29}
30static DECLFW(Mapper245_write)
31{
32 switch(A&0xe001)
33 {
34 case 0xa000:mapbyte1[1]=V;Synco();break;
35 case 0x8000:mapbyte1[0]=V;break;
36 case 0x8001:switch(mapbyte1[0]&7)
37 {
38// default:printf("ark\n");break;
39 case 6:mapbyte2[0]=V;Synco();break;
40 case 7:mapbyte2[1]=V;Synco();break;
41 }break;
42 //case 0xa001:MIRROR_SET2(V>>7);break;
43 }
44// printf("$%04x:$%02x\n",A,V);
45}
46
47void Mapper245_init(void)
48{
49 SetWriteHandler(0x8000,0xffff,Mapper245_write);
50}
51