some movies fixed
[fceu.git] / mappers / 46.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
23
24
25#define A64reg mapbyte1[0]
26#define A64wr mapbyte1[1]
27
28DECLFW(Mapper46_writel)
29{
30 A64reg=V;
31 ROM_BANK32((A64wr&1)+((A64reg&0xF)<<1));
32 VROM_BANK8(((A64wr>>4)&7)+((A64reg&0xF0)>>1));
c0bf6f9f 33 X6502_Rebase();
c62d2810 34}
35
36DECLFW(Mapper46_write)
37{
38 A64wr=V;
39 ROM_BANK32((V&1)+((A64reg&0xF)<<1));
40 VROM_BANK8(((V>>4)&7)+((A64reg&0xF0)>>1));
c0bf6f9f 41 X6502_Rebase();
c62d2810 42}
43
44void Mapper46_init(void)
45{
46 MIRROR_SET(0);
47 ROM_BANK32(0);
48 SetWriteHandler(0x8000,0xffff,Mapper46_write);
49 SetWriteHandler(0x6000,0x7fff,Mapper46_writel);
50}