/* * UNROM Mapper - The peTI-NESulator Project * unrom.h * * Created by Manoel TRAPIER. * Copyright (c) 2003-2018 986-Studio. All rights reserved. * * $LastChangedDate$ * $Author$ * $HeadURL$ * $Revision$ * */ #include "unrom.h" unsigned char unrom_load_vbank; void unrom_MapperWriteHook(byte Addr, byte Value); int unrom_InitMapper(NesCart * cart) { int i; set_prom_bank_16k(0xC000, 0); set_prom_bank_16k(0x8000, GETLAST16KBANK(cart)); /* Set the last one */ if (Cart->VROMSize > 0) set_vrom_bank_8k(0x0000,0); unrom_load_vbank = 0; /* Register the write hook */ for (i = 0x80; i < 0x100; i++) { set_page_wr_hook(i, unrom_MapperWriteHook); set_page_writeable(i, true); } return 0; } void unrom_MapperWriteHook(byte Addr, byte Value) { set_vrom_bank_8k(0x0000,Value); unrom_load_vbank = Value; } void unrom_MapperDump(FILE *fp) { fprintf(fp,"unrom: vbank:%d\n",unrom_load_vbank); }