mirror of
https://github.com/dborth/fceugx.git
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78 lines
1.9 KiB
C
78 lines
1.9 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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#define CHRRAM (GameMemBlock+16)
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static void DoSuper(void)
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{
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setprg8r((GameMemBlock[0]&0xC)>>2,0x6000,((GameMemBlock[0]&0x3)<<4)|0xF);
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if(GameMemBlock[0]&0x10)
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{
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setprg16r((GameMemBlock[0]&0xC)>>2,0x8000,((GameMemBlock[0]&0x3)<<3)|(GameMemBlock[1]&7));
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setprg16r((GameMemBlock[0]&0xC)>>2,0xc000,((GameMemBlock[0]&0x3)<<3)|7);
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}
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else
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setprg32r(4,0x8000,0);
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setmirror(((GameMemBlock[0]&0x20)>>5)^1);
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}
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static DECLFW(SuperWrite)
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{
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if(!(GameMemBlock[0]&0x10))
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{
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GameMemBlock[0]=V;
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DoSuper();
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}
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}
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static DECLFW(SuperHi)
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{
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GameMemBlock[1]=V;
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DoSuper();
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}
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static void SuperReset(void)
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{
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SetWriteHandler(0x6000,0x7FFF,SuperWrite);
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SetWriteHandler(0x8000,0xFFFF,SuperHi);
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SetReadHandler(0x6000,0xFFFF,CartBR);
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GameMemBlock[0]=GameMemBlock[1]=0;
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setprg32r(4,0x8000,0);
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setvram8(CHRRAM);
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FCEU_dwmemset(CHRRAM,0,8192);
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}
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static void SuperRestore(int version)
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{
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DoSuper();
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}
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void Supervision16_Init(CartInfo *info)
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{
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AddExState(&GameMemBlock[0], 1, 0,"L1");
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AddExState(&GameMemBlock[1], 1, 0,"L2");
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AddExState(CHRRAM, 8192, 0, "CHRR");
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info->Power=SuperReset;
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GameStateRestore=SuperRestore;
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}
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