1 /* FCE Ultra - NES/Famicom Emulator
3 * Copyright notice for this file:
4 * Copyright (C) 2002 Xodnizel
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 static uint8 DRegs[8];
26 static SFORMAT DEI_StateRegs[]=
33 static void Sync(void)
35 setchr2(0x0000,DRegs[0]);
36 setchr2(0x0800,DRegs[1]);
39 setchr1(0x1000+(x<<10),DRegs[2+x]);
40 setprg8(0x8000,DRegs[6]);
41 setprg8(0xa000,DRegs[7]);
44 static void StateRestore(int version)
49 static DECLFW(DEIWrite)
53 case 0x8000: cmd=V&0x07; break;
54 case 0x8001: if(cmd<=0x05)
65 static void DEIPower(void)
72 SetReadHandler(0x8000,0xFFFF,CartBR);
73 SetWriteHandler(0x8000,0xFFFF,DEIWrite);
77 void DEIROM_Init(CartInfo *info)
80 GameStateRestore=StateRestore;
81 AddExState(&DEI_StateRegs, ~0, 0, 0);