X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=fceu.git;a=blobdiff_plain;f=boards%2F235.c;h=4cae9469f3023820559ca1e51751a3d4f46e8cbe;hp=34bbc0fc226b85eb780bb9c942a8fe976ed84208;hb=386f5371eb984fb9c2860c83e740890a75cd45c1;hpb=eec2623f6183dd0f9494b99065a16bf90f2a1ccf diff --git a/boards/235.c b/boards/235.c index 34bbc0f..4cae946 100644 --- a/boards/235.c +++ b/boards/235.c @@ -1,70 +1,70 @@ -/* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#include "mapinc.h" - -static uint16 cmdreg; -static SFORMAT StateRegs[]= -{ - {&cmdreg, 2, "CMDREG"}, - {0} -}; - -static void Sync(void) -{ - if(cmdreg&0x400) - setmirror(MI_0); - else - setmirror(((cmdreg>>13)&1)^1); - if(cmdreg&0x800) - { - setprg16(0x8000,((cmdreg&0x300)>>3)|((cmdreg&0x1F)<<1)|((cmdreg>>12)&1)); - setprg16(0xC000,((cmdreg&0x300)>>3)|((cmdreg&0x1F)<<1)|((cmdreg>>12)&1)); - } - else - setprg32(0x8000,((cmdreg&0x300)>>4)|(cmdreg&0x1F)); -} - -static DECLFW(M235Write) -{ - cmdreg=A; - Sync(); -} - -static void M235Power(void) -{ - setchr8(0); - SetWriteHandler(0x8000,0xFFFF,M235Write); - SetReadHandler(0x8000,0xFFFF,CartBR); - cmdreg=0; - Sync(); -} - -static void M235Restore(int version) -{ - Sync(); -} - -void Mapper235_Init(CartInfo *info) -{ - info->Power=M235Power; - GameStateRestore=M235Restore; - AddExState(&StateRegs, ~0, 0, 0); -} +/* 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 uint16 cmdreg; +static SFORMAT StateRegs[]= +{ + {&cmdreg, 2, "CMDREG"}, + {0} +}; + +static void Sync(void) +{ + if(cmdreg&0x400) + setmirror(MI_0); + else + setmirror(((cmdreg>>13)&1)^1); + if(cmdreg&0x800) + { + setprg16(0x8000,((cmdreg&0x300)>>3)|((cmdreg&0x1F)<<1)|((cmdreg>>12)&1)); + setprg16(0xC000,((cmdreg&0x300)>>3)|((cmdreg&0x1F)<<1)|((cmdreg>>12)&1)); + } + else + setprg32(0x8000,((cmdreg&0x300)>>4)|(cmdreg&0x1F)); +} + +static DECLFW(M235Write) +{ + cmdreg=A; + Sync(); +} + +static void M235Power(void) +{ + setchr8(0); + SetWriteHandler(0x8000,0xFFFF,M235Write); + SetReadHandler(0x8000,0xFFFF,CartBR); + cmdreg=0; + Sync(); +} + +static void M235Restore(int version) +{ + Sync(); +} + +void Mapper235_Init(CartInfo *info) +{ + info->Power=M235Power; + GameStateRestore=M235Restore; + AddExState(&StateRegs, ~0, 0, 0); +}