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Cleanly separate mappers 361 and 366.

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This commit is contained in:
NewRisingSun
2025-09-12 13:36:12 +02:00
parent 2f7bb51349
commit 675d2ab6dd
5 changed files with 119 additions and 6 deletions
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54
src/boards/361.c Normal file
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@@ -0,0 +1,54 @@
/* FCEUmm - NES/Famicom Emulator
*
* Copyright notice for this file:
* Copyright (C) 2020
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*
*/
#include "mapinc.h"
#include "asic_mmc3.h"
static uint8 reg;
static void sync () {
MMC3_syncPRG(0x0F, reg &~0x0F);
MMC3_syncCHR(0x7F, reg <<3 &~0x7F);
MMC3_syncMirror();
}
static DECLFW (writeReg) {
reg = V;
sync();
}
static void reset () {
reg = 0;
MMC3_clear();
}
static void power () {
reg = 0;
MMC3_power();
}
void Mapper361_Init (CartInfo *info) {
MMC3_init(info, sync, MMC3_TYPE_AX5202P, NULL, NULL, NULL, writeReg);
info->Power = power;
info->Reset = reset;
AddExState(&reg, 1, 0, "EXPR");
}

59
src/boards/366.c Normal file
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@@ -0,0 +1,59 @@
/* FCEUmm - NES/Famicom Emulator
*
* Copyright notice for this file:
* Copyright (C) 2020
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*
*/
#include "mapinc.h"
#include "asic_mmc3.h"
#include "cartram.h"
static uint8 reg;
static void sync () {
MMC3_syncWRAM(0);
MMC3_syncPRG(0x0F, reg &~0x0F);
MMC3_syncCHR(0x7F, reg <<3 &~0x7F);
MMC3_syncMirror();
}
static DECLFW (writeReg) {
if (~reg &0x80) {
reg = A &0xFF;
sync();
}
}
static void reset () {
reg = 0;
MMC3_clear();
}
static void power () {
reg = 0;
MMC3_power();
}
void Mapper366_Init (CartInfo *info) {
MMC3_init(info, sync, MMC3_TYPE_AX5202P, NULL, NULL, NULL, writeReg);
WRAM_init(info, 8);
info->Power = power;
info->Reset = reset;
AddExState(&reg, 1, 0, "EXPR");
}

4
src/boards/mmc3.c
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@@ -1311,12 +1311,12 @@ void Mapper367_Init(CartInfo *info) {
/* Mapper 361 and 366, previously assigned as Mapper 205 */
static void GN45PW(uint32 A, uint8 V) {
/* GN-30A - \ED\E0\F7\E0\EB\FC\ED\E0\FF \EC\E0\F1\EA\E0 \E4\EE\EB\E6\ED\E0 \E1\FB\F2\FC 1F + \E0\EF\EF\E0\F0\E0\F2\ED\FB\E9 \EF\E5\F0\E5\EA\EB\FE\F7\E0\F2\E5\EB\FC \ED\E0 \F8\E8\ED\E5 \E0\E4\F0\E5\F1\E0 */
setprg8(A, (V & 0x0f) | EXPREGS[0]);
setprg8(A, (V & 0x0f) | EXPREGS[0] &~0x0F);
}
static void GN45CW(uint32 A, uint8 V) {
/* GN-30A - \ED\E0\F7\E0\EB\FC\ED\E0\FF \EC\E0\F1\EA\E0 \E4\EE\EB\E6\ED\E0 \E1\FB\F2\FC FF */
setchr1(A, (V & 0x7F) | (EXPREGS[0] << 3));
setchr1(A, (V & 0x7F) | (EXPREGS[0] << 3 &~0x7F));
}
static DECLFW(GN45Write0) {