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46 lines
1.2 KiB
C
46 lines
1.2 KiB
C
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/* FCE Ultra - NES/Famicom Emulator
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*
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* Copyright notice for this file:
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* Copyright (C) 2002 Xodnizel
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "mapinc.h"
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/* Original code provided by LULU */
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static DECLFW(Mapper92_write)
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{
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uint8 reg=(A&0xF0)>>4;
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uint8 bank=A&0xF;
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if(A>=0x9000)
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{
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if(reg==0xD) ROM_BANK16(0xc000,bank);
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else if(reg==0xE) VROM_BANK8(bank);
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}
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else
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{
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if(reg==0xB) ROM_BANK16(0xc000,bank);
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else if(reg==0x7) VROM_BANK8(bank);
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}
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}
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void Mapper92_init(void)
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{
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SetWriteHandler(0x8000,0xFFFF,Mapper92_write);
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}
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