Merge pull request #396 from negativeExponent/mapper_updates

Update mapper 059/060

src/boards/60.c

@@ -0,0 +1,56 @@
+/* FCEUmm - NES/Famicom Emulator
+ *
+ * Copyright notice for this file:
+ * Copyright (C) 2020 negativeExponent
+ *
+ * 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 game = 0;
+
+static void Sync(void)
+{
+    setchr8(game);
+	setprg16(0x8000, game);
+	setprg16(0xC000, game);
+}
+
+static void M60Reset(void)
+{
+    game = (game + 1) & 3;
+    Sync();
+}
+
+static void M60Power(void)
+{
+    game = 0;
+    Sync();
+    SetReadHandler(0x8000, 0xFFFF, CartBR);
+    SetWriteHandler(0x8000, 0xFFFF, CartBW);
+}
+
+static void StateRestore(int version) {
+	Sync();
+}
+
+void Mapper60_Init(CartInfo *info)
+{
+    info->Power = M60Power;
+    info->Reset = M60Reset;
+    GameStateRestore = StateRestore;
+	AddExState(&game, 1, 0, "GAME");
+}

src/boards/addrlatch.c

@@ -166,7 +166,8 @@ void BMCGK192_Init(CartInfo *info) {
 
 /*------------------ Map 059 ---------------------------*/
 /* One more forgotten mapper */
-static void M59Sync(void) {
+/* Formerly, an incorrect implementation of BMC-T3H53 */
+/*static void M59Sync(void) {
 	setprg32(0x8000, (latche >> 4) & 7);
 	setchr8(latche & 0x7);
 	setmirror((latche >> 3) & 1);
@@ -181,7 +182,7 @@ static DECLFR(M59Read) {
 
 void Mapper59_Init(CartInfo *info) {
 	Latch_Init(info, M59Sync, M59Read, 0x0000, 0x8000, 0xFFFF, 0);
-}
+}*/
 
 /*------------------ Map 061 ---------------------------*/
 static void M61Sync(void) {

src/ines.c

@@ -479,8 +479,9 @@ INES_BOARD_BEGIN()
 	INES_BOARD( "UNLKS202",                  56, UNLKS202_Init          )
 	INES_BOARD( "SIMBPLE BMC PIRATE A",      57, Mapper57_Init          )
 	INES_BOARD( "SIMBPLE BMC PIRATE B",      58, BMCGK192_Init          )
-	INES_BOARD( "",                          59, Mapper59_Init          ) /* Check this out */
+/*	INES_BOARD( "",                          59, Mapper59_Init         ) */ /* Check this out, update 2020-10-21 - formerly an incorrect implementation of T3H53 */
-	INES_BOARD( "SIMBPLE BMC PIRATE C",      60, BMCD1038_Init          )
+	INES_BOARD( "BMC T3H53/D1038",           59, BMCD1038_Init          )
+	INES_BOARD( "Reset-based NROM-128 ",     60, Mapper60_Init          )
 	INES_BOARD( "20-in-1 KAISER Rev. A",     61, Mapper61_Init          )
 	INES_BOARD( "700-in-1",                  62, Mapper62_Init          )
 	INES_BOARD( "",                          63, Mapper63_Init          )

src/ines.h

@@ -94,6 +94,7 @@ void Mapper51_Init(CartInfo *);
 void Mapper52_Init(CartInfo *);
 void Mapper57_Init(CartInfo *);
 void Mapper59_Init(CartInfo *);
+void Mapper60_Init(CartInfo *);
 void Mapper61_Init(CartInfo *);
 void Mapper62_Init(CartInfo *);
 void Mapper63_Init(CartInfo *);

src/unif.c

@@ -446,6 +446,7 @@ static BMAPPING bmap[] = {
 	{ "CNROM",                        3, CNROM_Init,            0 },
 	{ "CPROM",                       13, CPROM_Init,            BMCFLAG_16KCHRR },
 	{ "D1038",                       59, BMCD1038_Init,         0 },
+	{ "T3H53",                       59, BMCD1038_Init,         0 },
 	{ "DANCE",                      256, UNLOneBus_Init,        0 },
 	{ "DANCE2000",                  518, UNLD2000_Init,         0 },
 	{ "DREAMTECH01",                521, DreamTech01_Init,      0 },