Files
ci-libretro-fceumm/src/boards/362.c
2025-04-10 16:22:06 -07:00

61 lines
1.6 KiB
C

/* FCE Ultra - NES/Famicom Emulator
*
* Copyright notice for this file:
* Copyright (C) 2025 NewRisingSun
*
* 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"
#include "vrc2and4.h"
static uint8 game;
static SFORMAT Mapper362_stateRegs[] ={
{ &game, 1, "GAME" },
{ 0 }
};
static void sync () {
if (game &1) {
VRC24_syncPRG(0x00F, 0x040);
VRC24_syncCHR(0x1FF, 0x200);
VRC24_syncMirror();
} else {
VRC24_syncPRG(0x00F, VRC24_chr[0] >>3 &0x30);
VRC24_syncCHR(0x07F, VRC24_chr[0] &0x180);
VRC24_syncMirror();
}
}
void Mapper362_power(void) {
game =0;
VRC24_power();
}
void Mapper362_reset(void) {
game ^=1;
VRC24_Sync();
}
void Mapper362_Init (CartInfo *info) {
VRC24_init(info, sync, 0x01, 0x02, 1, 0, 0);
info->Power =Mapper362_power;
if (PRGsize[0] >512*1024) {
info->Reset =Mapper362_reset;
AddExState(Mapper362_stateRegs, ~0, 0, 0);
}
}