fceux/boards/novel.cpp

56 lines
1.3 KiB
C++

/* FCE Ultra - NES/Famicom Emulator
*
* Copyright notice for this file:
* Copyright (C) 2002 Xodnizel
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "mapinc.h"
static uint8 latch;
static void DoNovel(void)
{
setprg32(0x8000,latch&3);
setchr8(latch&7);
}
static DECLFW(NovelWrite)
{
latch=A&0xFF;
DoNovel();
}
static void NovelReset(void)
{
SetWriteHandler(0x8000,0xFFFF,NovelWrite);
SetReadHandler(0x8000,0xFFFF,CartBR);
setprg32(0x8000,0);
setchr8(0);
}
static void NovelRestore(int version)
{
DoNovel();
}
void Novel_Init(CartInfo *info)
{
AddExState(&latch, 1, 0,"L1");
info->Power=NovelReset;
GameStateRestore=NovelRestore;
}