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Add mapper 495.

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NewRisingSun
2025-09-10 22:42:08 +02:00
parent cea8fc87eb
commit 549161fa7d
3 changed files with 86 additions and 1 deletions
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83
src/boards/495.c Normal file
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@@ -0,0 +1,83 @@
/* FCE Ultra - NES/Famicom Emulator
*
* Copyright notice for this file:
* Copyright (C) 2025 NewRisingSun
*
* 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"
static uint8 prg[3];
static uint8 chr[4];
static uint8 latch[2];
static SFORMAT stateRegs[] = {
{ prg, 3, "PRGR" },
{ chr, 4, "CHRR" },
{ latch, 2, "LATC" },
{ 0 }
};
static void sync() {
setprg8(0x8000, prg[0]);
setprg8(0xA000, prg[1]);
setprg8(0xC000, prg[2]);
setprg8(0xE000, 0xFF);
setchr4(0x0000, chr[0 | latch[0]]);
setchr4(0x1000, chr[2 | latch[1]]);
switch(chr[latch[0]] >>6) {
case 0: setmirrorw(0, 0, 0, 1); break;
case 1: setmirror(MI_H); break;
case 2: setmirror(MI_V); break;
case 3: setmirror(MI_1); break;
}
}
static void FP_FASTAPASS(1) trapPPUAddressChange (uint32 A) {
if ((A &0x2FF0) == 0xFD0 || (A &0x2FF0) == 0xFE0) {
latch[A >>12 &1] = ~A >>5 &1;
sync();
}
}
static DECLFW(writeReg) {
if (A <0xE000)
prg[A >>13 &3] = V;
else
chr[A >>10 &3] = V;
sync();
}
static void restore (int version) {
sync();
}
static void power () {
prg[0] = prg[1] = prg[2] = 0;
chr[0] = chr[1] = chr[2] = chr[3] = 0;
latch[0] = 0; latch[1] = 0;
sync();
SetReadHandler (0x8000, 0xFFFF, CartBR);
SetWriteHandler(0x8000, 0xFFFF, writeReg);
PPU_hook = trapPPUAddressChange;
}
void Mapper495_Init (CartInfo *info) {
AddExState(stateRegs, ~0, 0, 0);
info->Power = power;
info->Reset = sync;
GameStateRestore = restore;
}

3
src/ines.c
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@@ -916,6 +916,7 @@ INES_BOARD_BEGIN()
INES_BOARD( "K-3069/12-28", 492, Mapper492_Init )
INES_BOARD( "AVE-NTDEC 30-in-1", 493, Mapper493_Init )
INES_BOARD( "CH512K/OK-103", 494, Mapper494_Init )
INES_BOARD( "N-46", 495, Mapper495_Init )
INES_BOARD( "K-3011", 498, Mapper498_Init )
INES_BOARD( "FC-41", 499, Mapper499_Init )
INES_BOARD( "Yhc-000", 500, Mapper500_Init )
@@ -958,12 +959,12 @@ INES_BOARD_BEGIN()
INES_BOARD( "JYV610 830626C", 542, Mapper542_Init )
INES_BOARD( "5-in-1 (CH-501)", 543, Mapper543_Init )
INES_BOARD( "WAIXING FS306", 544, Mapper544_Init )
INES_BOARD( "", 550, Mapper550_Init )
INES_BOARD( "", 551, Mapper178_Init )
INES_BOARD( "SACHEN 3013", 553, Mapper553_Init )
INES_BOARD( "KS-7010", 554, Mapper554_Init )
INES_BOARD( "", 555, Mapper555_Init )
INES_BOARD( "JY-215", 556, Mapper556_Init )
INES_BOARD( "", 550, Mapper550_Init )
INES_BOARD( "YC-03-09", 558, Mapper558_Init )
INES_BOARD( "Subor Sango II", 559, Mapper559_Init )
INES_BOARD( "Bung Super Game Doctor", 561, Mapper561_562_Init )

1
src/ines.h
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@@ -396,6 +396,7 @@ void Mapper491_Init(CartInfo *);
void Mapper492_Init(CartInfo *);
void Mapper493_Init(CartInfo *);
void Mapper494_Init(CartInfo *);
void Mapper495_Init(CartInfo *);
void Mapper498_Init(CartInfo *);
void Mapper499_Init(CartInfo *);
void Mapper500_Init(CartInfo *);