1 /* FCE Ultra - NES/Famicom Emulator
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3 * Copyright notice for this file:
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4 * Copyright (C) 2011 CaH4e3
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6 * This program is free software; you can redistribute it and/or modify
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7 * it under the terms of the GNU General Public License as published by
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8 * the Free Software Foundation; either version 2 of the License, or
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9 * (at your option) any later version.
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11 * This program is distributed in the hope that it will be useful,
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 * GNU General Public License for more details.
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16 * You should have received a copy of the GNU General Public License
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17 * along with this program; if not, write to the Free Software
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18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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20 * PCB-018 board, discrete multigame cart 110-in-1
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26 static uint8 prot[4], prg, mode, chr, mirr;
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28 static SFORMAT StateRegs[]=
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38 static void Sync(void)
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42 setprg16(0x8000,prg);
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43 setprg16(0xC000,prg);
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46 setprg32(0x8000,prg>>1);
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51 static DECLFW(M225Write)
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53 uint32 bank = (A >> 14) & 1;
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54 mirr = (A >> 13) & 1;
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55 mode = (A >> 12) & 1;
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56 chr = (A & 0x3f) | (bank << 6);
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57 prg = ((A >> 6) & 0x3f) | (bank << 6);
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61 static DECLFW(M225LoWrite)
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65 static DECLFR(M225LoRead)
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70 static void M225Power(void)
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75 SetReadHandler(0x5000,0x5fff,M225LoRead);
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76 SetWriteHandler(0x5000,0x5fff,M225LoWrite);
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77 SetReadHandler(0x8000,0xFFFF,CartBR);
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78 SetWriteHandler(0x8000,0xFFFF,M225Write);
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81 static void M225Reset(void)
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88 static void StateRestore(int version)
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93 void Mapper225_Init(CartInfo *info)
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95 info->Reset=M225Reset;
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96 info->Power=M225Power;
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97 GameStateRestore=StateRestore;
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98 AddExState(&StateRegs, ~0, 0, 0);
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