429f6c4545
- fixes (if necessary), update and cleanup the following boards that now dont need alternate mappings: - this is part of migrating unif to be usuable in ines mappers - boards affected in this commit are: SUPERVISION16IN1, GS-2004, GS-2013, UNL-SMB2J, MARIO1-MALEE2, UNL-SA-9602B, UNL-KS106C / RESETNROM-XIN1 UNL-AC08, NES-NTBROM, BMC-K-3033, BMC-GN-26, BMC-GHOSTBUSTERS63IN1, BMC-830425C-4391T BMC-830134C, BMC-891227 / BMC-CTC-12IN1, BMC-JC-016-2, UNL-T4A54A, UNL-8157, BMC-T-262 (might have forgotten to list some...)
72 lines
1.8 KiB
C
72 lines
1.8 KiB
C
/* FCE Ultra - NES/Famicom Emulator
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*
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* Copyright notice for this file:
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* Copyright (C) 2011 CaH4e3
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* FDS Conversion
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*
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*/
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#include "mapinc.h"
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static uint8 reg, mirr;
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static SFORMAT StateRegs[] =
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{
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{ ®, 1, "REG" },
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{ &mirr, 1, "MIRR" },
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{ 0 }
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};
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static void Sync(void) {
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setprg8(0x6000, reg);
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setprg32(0x8000, 4);
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setchr8(0);
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setmirror(mirr);
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}
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static DECLFW(AC08Mirr) {
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mirr = ((V & 8) >> 3) ^ 1;
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Sync();
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}
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static DECLFW(AC08Write) {
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if (A == 0x8001) /* Green Berret bank switching is only 100x xxxx xxxx xxx1 mask */
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reg = (V >> 1) & 0xf;
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else
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reg = V & 0xf; /* Sad But True, 2-in-1 mapper, Green Berret need value shifted left one byte, Castlevania doesn't */
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Sync();
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}
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static void AC08Power(void) {
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reg = 0;
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Sync();
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SetReadHandler(0x6000, 0xFFFF, CartBR);
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SetWriteHandler(0x4025, 0x4025, AC08Mirr);
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SetWriteHandler(0x8000, 0xFFFF, AC08Write);
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}
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static void StateRestore(int version) {
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Sync();
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}
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void AC08_Init(CartInfo *info) {
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info->Power = AC08Power;
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GameStateRestore = StateRestore;
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AddExState(&StateRegs, ~0, 0, 0);
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}
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