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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 | DECLFW(Mapper89_write) |
24 | { |
25 | VROM_BANK8((V&7)|((V>>4)&8)); |
26 | ROM_BANK16(0x8000,(V>>4)&7); |
27 | onemir((V>>3)&1); |
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28 | X6502_Rebase(); |
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29 | } |
30 | |
31 | void Mapper89_init(void) |
32 | { |
33 | Mirroring=0; |
34 | SetWriteHandler(0x8000,0xffff,Mapper89_write); |
35 | } |