1 /* FCE Ultra - NES/Famicom Emulator
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3 * Copyright notice for this file:
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4 * Copyright (C) 2003 CaH4e3
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6 * This program is free software; you can redistribute it and/or modify
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7 * it under the terms of the GNU General Public License as published by
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8 * the Free Software Foundation; either version 2 of the License, or
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9 * (at your option) any later version.
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11 * This program is distributed in the hope that it will be useful,
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 * GNU General Public License for more details.
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16 * You should have received a copy of the GNU General Public License
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17 * along with this program; if not, write to the Free Software
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18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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23 static DECLFW(Mapper204_write)
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26 int tmp1=tmp2+((tmp2==0x6)?0:(A&1));
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27 MIRROR_SET((A>>4)&1);
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28 ROM_BANK16(0x8000,tmp1);
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29 ROM_BANK16(0xc000,tmp2+((tmp2==0x6)?1:(A&1)));
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33 void Mapper204_init(void)
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37 SetWriteHandler(0x8000,0xFFFF,Mapper204_write);
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