X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=fceu.git;a=blobdiff_plain;f=boards%2Fbmc13in1jy110.c;h=89aa4fb7b1a90c8c698190bbf96f453584783c24;hp=6f11f8ac4973c6be953e03e65647e1983ef8eaa9;hb=386f5371eb984fb9c2860c83e740890a75cd45c1;hpb=eec2623f6183dd0f9494b99065a16bf90f2a1ccf diff --git a/boards/bmc13in1jy110.c b/boards/bmc13in1jy110.c index 6f11f8a..89aa4fb 100644 --- a/boards/bmc13in1jy110.c +++ b/boards/bmc13in1jy110.c @@ -1,103 +1,103 @@ -/* 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 - * - * BMC 42-in-1 reset switch - */ - -#include "mapinc.h" - -static uint8 bank_mode; -static uint8 bank_value; -static uint8 prgb[4]; -static SFORMAT StateRegs[]= -{ - {0} -}; - -static void Sync(void) -{ - FCEU_printf("%02x: %02x %02x\n", bank_mode, bank_value, prgb[0]); - switch(bank_mode&7) - { - case 0: - setprg32(0x8000,bank_value&7); break; - case 1: - setprg16(0x8000,((8+(bank_value&7))>>1)+prgb[1]); - setprg16(0xC000,(bank_value&7)>>1); - case 4: - setprg32(0x8000,8+(bank_value&7)); break; - case 5: - setprg16(0x8000,((8+(bank_value&7))>>1)+prgb[1]); - setprg16(0xC000,((8+(bank_value&7))>>1)+prgb[3]); - case 2: - setprg8(0x8000,prgb[0]>>2); - setprg8(0xa000,prgb[1]); - setprg8(0xc000,prgb[2]); - setprg8(0xe000,~0); - break; - case 3: - setprg8(0x8000,prgb[0]); - setprg8(0xa000,prgb[1]); - setprg8(0xc000,prgb[2]); - setprg8(0xe000,prgb[3]); - break; - } -} - -static DECLFW(BMC13in1JY110Write) -{ - FCEU_printf("%04x:%04x\n",A,V); - switch(A) - { - case 0x8000: - case 0x8001: - case 0x8002: - case 0x8003: prgb[A&3]=V; break; - case 0xD000: bank_mode=V; break; - case 0xD001: setmirror(V&3); - case 0xD002: break; - case 0xD003: bank_value=V; break; - } - Sync(); -} - -static void BMC13in1JY110Power(void) -{ - prgb[0]=prgb[1]=prgb[2]=prgb[3]=0; - bank_mode=0; - bank_value=0; - setprg32(0x8000,0); - setchr8(0); - SetWriteHandler(0x8000,0xFFFF,BMC13in1JY110Write); - SetReadHandler(0x8000,0xFFFF,CartBR); -} - -static void StateRestore(int version) -{ - Sync(); -} - -void BMC13in1JY110_Init(CartInfo *info) -{ - info->Power=BMC13in1JY110Power; - AddExState(&StateRegs, ~0, 0, 0); - GameStateRestore=StateRestore; -} - - +/* 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 + * + * BMC 42-in-1 reset switch + */ + +#include "mapinc.h" + +static uint8 bank_mode; +static uint8 bank_value; +static uint8 prgb[4]; +static SFORMAT StateRegs[]= +{ + {0} +}; + +static void Sync(void) +{ + FCEU_printf("%02x: %02x %02x\n", bank_mode, bank_value, prgb[0]); + switch(bank_mode&7) + { + case 0: + setprg32(0x8000,bank_value&7); break; + case 1: + setprg16(0x8000,((8+(bank_value&7))>>1)+prgb[1]); + setprg16(0xC000,(bank_value&7)>>1); + case 4: + setprg32(0x8000,8+(bank_value&7)); break; + case 5: + setprg16(0x8000,((8+(bank_value&7))>>1)+prgb[1]); + setprg16(0xC000,((8+(bank_value&7))>>1)+prgb[3]); + case 2: + setprg8(0x8000,prgb[0]>>2); + setprg8(0xa000,prgb[1]); + setprg8(0xc000,prgb[2]); + setprg8(0xe000,~0); + break; + case 3: + setprg8(0x8000,prgb[0]); + setprg8(0xa000,prgb[1]); + setprg8(0xc000,prgb[2]); + setprg8(0xe000,prgb[3]); + break; + } +} + +static DECLFW(BMC13in1JY110Write) +{ + FCEU_printf("%04x:%04x\n",A,V); + switch(A) + { + case 0x8000: + case 0x8001: + case 0x8002: + case 0x8003: prgb[A&3]=V; break; + case 0xD000: bank_mode=V; break; + case 0xD001: setmirror(V&3); + case 0xD002: break; + case 0xD003: bank_value=V; break; + } + Sync(); +} + +static void BMC13in1JY110Power(void) +{ + prgb[0]=prgb[1]=prgb[2]=prgb[3]=0; + bank_mode=0; + bank_value=0; + setprg32(0x8000,0); + setchr8(0); + SetWriteHandler(0x8000,0xFFFF,BMC13in1JY110Write); + SetReadHandler(0x8000,0xFFFF,CartBR); +} + +static void StateRestore(int version) +{ + Sync(); +} + +void BMC13in1JY110_Init(CartInfo *info) +{ + info->Power=BMC13in1JY110Power; + AddExState(&StateRegs, ~0, 0, 0); + GameStateRestore=StateRestore; +} + +