X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=fceu.git;a=blobdiff_plain;f=boards%2F411120-c.c;fp=boards%2F411120-c.c;h=479a9bf34606cca57e4c5dd9cc33ee219439aee4;hp=0000000000000000000000000000000000000000;hb=386f5371eb984fb9c2860c83e740890a75cd45c1;hpb=eec2623f6183dd0f9494b99065a16bf90f2a1ccf diff --git a/boards/411120-c.c b/boards/411120-c.c new file mode 100644 index 0000000..479a9bf --- /dev/null +++ b/boards/411120-c.c @@ -0,0 +1,70 @@ +/* FCE Ultra - NES/Famicom Emulator + * + * Copyright notice for this file: + * Copyright (C) 2008 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 + */ + +// actually cart ID is 811120-C, sorry ;) K-3094 - another ID + +#include "mapinc.h" +#include "mmc3.h" + +static uint8 reset_flag = 0; + +static void BMC411120CCW(uint32 A, uint8 V) +{ + setchr1(A,V|((EXPREGS[0]&3)<<7)); +} + +static void BMC411120CPW(uint32 A, uint8 V) +{ + if(EXPREGS[0]&(8|reset_flag)) + setprg32(0x8000,((EXPREGS[0]>>4)&3)|(0x0C)); + else + setprg8(A,(V&0x0F)|((EXPREGS[0]&3)<<4)); +} + +static DECLFW(BMC411120CLoWrite) +{ + EXPREGS[0] = A; + FixMMC3PRG(MMC3_cmd); + FixMMC3CHR(MMC3_cmd); +} + +static void BMC411120CReset(void) +{ + EXPREGS[0]=0; + reset_flag ^=4; + MMC3RegReset(); +} + +static void BMC411120CPower(void) +{ + EXPREGS[0] = 0; + GenMMC3Power(); + SetWriteHandler(0x6000,0x7FFF,BMC411120CLoWrite); +} + +void BMC411120C_Init(CartInfo *info) +{ + GenMMC3_Init(info, 128, 128, 8, 0); + pwrap=BMC411120CPW; + cwrap=BMC411120CCW; + info->Power=BMC411120CPower; + info->Reset=BMC411120CReset; + AddExState(EXPREGS, 1, 0, "EXPR"); +}