fceux/boards/__dummy_mapper.cpp

96 lines
2.1 KiB
C++

/* FCE Ultra - NES/Famicom Emulator
*
* Copyright notice for this file:
* Copyright (C) 2006 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "mapinc.h"
static uint8 reg[8];
/*
static uint8 *WRAM=NULL;
static uint32 WRAMSIZE;
static uint8 *CHRRAM=NULL;
static uint32 CHRRAMSIZE;
*/
static SFORMAT StateRegs[]=
{
{reg, 8, "REGS"},
{0}
};
static void Sync(void)
{
}
static DECLFW(MNNNWrite)
{
}
static void MNNNPower(void)
{
SetReadHandler(0x8000,0xFFFF,CartBR);
SetWriteHandler(0x8000,0xFFFF,MNNNWrite);
}
static void MNNNReset(void)
{
}
/*
static void MNNNClose(void)
{
if(WRAM)
FCEU_gfree(WRAM);
if(CHRRAM)
FCEU_gfree(CHRRAM);
WRAM=CHRRAM=NULL;
}
*/
static void MNNNIRQHook(void)
{
X6502_IRQBegin(FCEU_IQEXT);
}
static void StateRestore(int version)
{
Sync();
}
void MapperNNN_Init(CartInfo *info)
{
info->Reset=MNNNReset;
info->Power=MNNNPower;
// info->Close=MNNNClose;
GameHBIRQHook=MNNNIRQHook;
GameStateRestore=StateRestore;
/*
CHRRAMSIZE=8192;
CHRRAM=(uint8*)FCEU_gmalloc(CHRRAMSIZE);
SetupCartPRGMapping(0x10,CHRRAM,CHRRAMSIZE,1);
AddExState(CHRRAM, CHRRAMSIZE, 0, "WRAM");
*/
/*
WRAMSIZE=8192;
WRAM=(uint8*)FCEU_gmalloc(WRAMSIZE);
SetupCartPRGMapping(0x10,WRAM,WRAMSIZE,1);
AddExState(WRAM, WRAMSIZE, 0, "WRAM");
*/
AddExState(&StateRegs, ~0, 0, 0);
}