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1 | /* FCE Ultra - NES/Famicom Emulator |
2 | * |
3 | * Copyright notice for this file: |
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4 | * Copyright (C) 2002 Xodnizel |
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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 | |
28 | DECLFW(Mapper46_writel) |
29 | { |
30 | A64reg=V; |
31 | ROM_BANK32((A64wr&1)+((A64reg&0xF)<<1)); |
32 | VROM_BANK8(((A64wr>>4)&7)+((A64reg&0xF0)>>1)); |
33 | } |
34 | |
35 | DECLFW(Mapper46_write) |
36 | { |
37 | A64wr=V; |
38 | ROM_BANK32((V&1)+((A64reg&0xF)<<1)); |
39 | VROM_BANK8(((V>>4)&7)+((A64reg&0xF0)>>1)); |
40 | } |
41 | |
42 | void Mapper46_init(void) |
43 | { |
44 | MIRROR_SET(0); |
45 | ROM_BANK32(0); |
46 | SetWriteHandler(0x8000,0xffff,Mapper46_write); |
47 | SetWriteHandler(0x6000,0x7fff,Mapper46_writel); |
48 | } |