X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=fceu.git;a=blobdiff_plain;f=mappers%2F18.c;fp=mappers%2F18.c;h=0000000000000000000000000000000000000000;hp=030c055f4bcc27af4c5e51b9cf14f981156497d1;hb=43725da7349c85fa13e828fdbf20cc7ac8d298d6;hpb=386f5371eb984fb9c2860c83e740890a75cd45c1 diff --git a/mappers/18.c b/mappers/18.c deleted file mode 100644 index 030c055..0000000 --- a/mappers/18.c +++ /dev/null @@ -1,80 +0,0 @@ -/* FCE Ultra - NES/Famicom Emulator - * - * Copyright notice for this file: - * Copyright (C) 2002 Xodnizel - * - * 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" - -#define K4buf mapbyte2 -#define K4buf2 mapbyte3 - -void JalecoIRQHook(int a) -{ - if(IRQa && IRQCount) - { - IRQCount-=a; - if(IRQCount<=0) - { - X6502_IRQBegin(FCEU_IQEXT); - IRQCount=0; - IRQa=0; - } - } -} - -DECLFW(Mapper18_write) -{ - A&=0xF003; - if(A>=0x8000 && A<=0x9001) - { - int x=((A>>1)&1)|((A-0x8000)>>11); - - K4buf2[x]&=(0xF0)>>((A&1)<<2); - K4buf2[x]|=(V&0xF)<<((A&1)<<2); - ROM_BANK8(0x8000+(x<<13),K4buf2[x]); - } - else if(A>=0xa000 && A<=0xd003) - { - int x=((A>>1)&1)|((A-0xA000)>>11); - - K4buf[x]&=(0xF0)>>((A&1)<<2); - K4buf[x]|=(V&0xF)<<((A&1)<<2); - VROM_BANK1(x<<10,K4buf[x]); - } - else switch(A) - { - case 0xe000:IRQLatch&=0xFFF0;IRQLatch|=(V&0x0f);break; - case 0xe001:IRQLatch&=0xFF0F;IRQLatch|=(V&0x0f)<<4;break; - case 0xe002:IRQLatch&=0xF0FF;IRQLatch|=(V&0x0f)<<8;break; - case 0xe003:IRQLatch&=0x0FFF;IRQLatch|=(V&0x0f)<<12;break; - case 0xf000:IRQCount=IRQLatch; - break; - case 0xf001:IRQa=V&1; - X6502_IRQEnd(FCEU_IQEXT); - break; - case 0xf002:MIRROR_SET2(V&1); - if(V&2) onemir(0); - break; - } -} - -void Mapper18_init(void) -{ - SetWriteHandler(0x8000,0xffff,Mapper18_write); - MapIRQHook=JalecoIRQHook; -}