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https://github.com/dborth/fceugx.git
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49 lines
1.3 KiB
C++
49 lines
1.3 KiB
C++
/* 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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#define A64reg mapbyte1[0]
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#define A64wr mapbyte1[1]
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DECLFW(Mapper46_writel)
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{
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A64reg=V;
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ROM_BANK32((A64wr&1)+((A64reg&0xF)<<1));
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VROM_BANK8(((A64wr>>4)&7)+((A64reg&0xF0)>>1));
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}
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DECLFW(Mapper46_write)
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{
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A64wr=V;
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ROM_BANK32((V&1)+((A64reg&0xF)<<1));
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VROM_BANK8(((V>>4)&7)+((A64reg&0xF0)>>1));
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}
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void Mapper46_init(void)
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{
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MIRROR_SET(0);
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ROM_BANK32(0);
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SetWriteHandler(0x8000,0xffff,Mapper46_write);
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SetWriteHandler(0x6000,0x7fff,Mapper46_writel);
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}
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