74bd49bfd8
- makes this consistent with the rest of the mapper files and codebase in general - this affects new and edited files in recent commits
59 lines
1.7 KiB
C
59 lines
1.7 KiB
C
/* FCEUmm - NES/Famicom Emulator
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*
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* Copyright notice for this file:
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* Copyright (C) 2020 negativeExponent
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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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/* NES 2.0 Mapper 516 - Brilliant Com Cocoma Pack */
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#include "mapinc.h"
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#include "mmc3.h"
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static void M516CW(uint32 A, uint8 V) {
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/* FCEU_printf("CHR: A:%04x V:%02x R0:%02x\n", A, V, EXPREGS[0]); */
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setchr1(A, (V & 0x7F) | ((EXPREGS[0] << 5) & 0x180));
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}
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static void M516PW(uint32 A, uint8 V) {
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/* FCEU_printf("PRG: A:%04x V:%02x R0:%02x\n", A, V, EXPREGS[0]); */
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setprg8(A, (V & 0x0F) | ((EXPREGS[0] << 4) & 0x30));
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}
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static DECLFW(M516Write) {
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/* FCEU_printf("Wr: A:%04x V:%02x R0:%02x\n", A, V, EXPREGS[0]); */
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if (A & 0x10) {
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EXPREGS[0] = A & 0xF;
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FixMMC3PRG(MMC3_cmd);
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FixMMC3CHR(MMC3_cmd);
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}
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MMC3_CMDWrite(A, V);
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}
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static void M516Power(void) {
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EXPREGS[0] = 0;
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GenMMC3Power();
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SetWriteHandler(0x8000, 0xFFFF, M516Write);
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}
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void Mapper516_Init(CartInfo *info) {
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GenMMC3_Init(info, 128, 128, 0, 0);
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cwrap = M516CW;
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pwrap = M516PW;
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info->Power = M516Power;
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AddExState(EXPREGS, 4, 0, "EXPR");
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}
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