mirror of
https://github.com/dborth/fceugx.git
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85 lines
2.0 KiB
C++
85 lines
2.0 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) 2006 CaH4e3
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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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*/
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#include "mapinc.h"
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static uint8 *WRAM=NULL;
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static uint8 reg;
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static SFORMAT StateRegs[]=
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{
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{®, 1, "REG"},
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{0}
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};
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static void Sync(void)
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{
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setchr8(0);
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setprg8r(0x10,0x6000,(reg&0xC0)>>6);
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setprg32(0x8000,reg&0x1F);
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// setmirror(((reg&0x20)>>5));
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}
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static DECLFW(UNLEDU2000HiWrite)
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{
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// FCEU_printf("%04x:%02x\n",A,V);
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reg=V;
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Sync();
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}
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static void UNLEDU2000Power(void)
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{
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setmirror(MI_0);
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SetReadHandler(0x6000,0xFFFF,CartBR);
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SetWriteHandler(0x6000,0xFFFF,CartBW);
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SetWriteHandler(0x8000,0xFFFF,UNLEDU2000HiWrite);
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reg=0;
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Sync();
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}
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static void UNLEDU2000Close(void)
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{
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if(WRAM)
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FCEU_gfree(WRAM);
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WRAM=NULL;
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}
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static void UNLEDU2000Restore(int version)
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{
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Sync();
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}
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void UNLEDU2000_Init(CartInfo *info)
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{
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info->Power=UNLEDU2000Power;
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info->Close=UNLEDU2000Close;
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GameStateRestore=UNLEDU2000Restore;
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WRAM=(uint8*)FCEU_gmalloc(32768);
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SetupCartPRGMapping(0x10,WRAM,32768,1);
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if(info->battery)
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{
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info->SaveGame[0]=WRAM;
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info->SaveGameLen[0]=32768;
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}
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AddExState(WRAM, 32768, 0, "WRAM");
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AddExState(StateRegs, ~0, 0, 0);
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}
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