fceugx/source/fceultra/boards/dream.cpp
2012-12-14 17:43:51 +00:00

52 lines
1.4 KiB
C++

/* FCE Ultra - NES/Famicom Emulator
*
* Copyright notice for this file:
* Copyright (C) 2005 CaH4e3
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "mapinc.h"
static uint8 latche;
static void Sync(void) {
setprg16(0x8000, latche);
setprg16(0xC000, 8);
}
static DECLFW(DREAMWrite) {
latche = V & 7;
Sync();
}
static void DREAMPower(void) {
latche = 0;
Sync();
setchr8(0);
SetReadHandler(0x8000, 0xFFFF, CartBR);
SetWriteHandler(0x5020, 0x5020, DREAMWrite);
}
static void Restore(int version) {
Sync();
}
void DreamTech01_Init(CartInfo *info) {
GameStateRestore = Restore;
info->Power = DREAMPower;
AddExState(&latche, 1, 0, "LATC");
}