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...)
62 lines
1.7 KiB
C
62 lines
1.7 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) 2012 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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#include "mapinc.h"
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#include "mmc3.h"
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static void SA9602BPW(uint32 A, uint8 V) {
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setprg8(A, (EXPREGS[1] & 0xC0) | (V & 0x3F));
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if (MMC3_cmd & 0x40)
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setprg8(0x8000, 62);
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else
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setprg8(0xc000, 62);
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setprg8(0xe000, 63);
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}
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static DECLFW(SA9602BWrite) {
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switch (A & 0xe001) {
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case 0x8000: EXPREGS[0] = V; break;
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case 0x8001:
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if ((EXPREGS[0] & 7) < 6) {
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EXPREGS[1] = V;
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FixMMC3PRG(MMC3_cmd);
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}
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break;
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}
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MMC3_CMDWrite(A, V);
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}
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static void SA9602BPower(void) {
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EXPREGS[0] = EXPREGS[1] = 0;
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GenMMC3Power();
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SetReadHandler(0x8000, 0xFFFF, CartBR);
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SetWriteHandler(0x8000, 0xBFFF, SA9602BWrite);
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}
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void SA9602B_Init(CartInfo *info) {
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GenMMC3_Init(info, 512, 0, 0, 0);
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pwrap = SA9602BPW;
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mmc3opts |= 2;
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info->SaveGame[0] = UNIFchrrama;
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info->SaveGameLen[0] = 32 * 1024;
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info->Power = SA9602BPower;
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AddExState(EXPREGS, 2, 0, "EXPR");
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}
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