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saulfabregwiivc · Aug 3, 2021 · 7e0a452 · 7e0a452
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diff --git a/source/fceux/boards/01-222.cpp b/source/fceux/boards/01-222.cpp
@@ -0,0 +1,111 @@
+/* FCE Ultra - NES/Famicom Emulator
+ *
+ * Copyright notice for this file:
+ *  Copyright (C) 2006 CaH4e3
+ *
+ * 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
+ *
+ * TXC mappers, originally much complex banksitching
+ *
+ * P/N           PRG            MAP, UNIF     Name
+ * 01-22111-000 (05-00002-010) (132, 22211) - MGC-001 Qi Wang
+ * 01-22110-000 (52S         )              - MGC-002 2-in-1 Gun
+ * 01-22111-100 (02-00002-010) (173       ) - MGC-008 Mahjong Block
+ *                             (079       ) - MGC-012 Poke Block
+ * 01-22110-200 (05-00002-010) (036       ) - MGC-014 Strike Wolf
+ * 01-22000-400 (05-00002-010) (036       ) - MGC-015 Policeman
+ * 01-22017-000 (05-PT017-080) (189       ) - MGC-017 Thunder Warrior
+ * 01-11160-000 (04-02310-000) (   , 11160) - MGC-023 6-in-1
+ * 01-22026-000 (05-04010-090) (          ) - MGC-026 4-in-1
+ * 01-22270-000 (05-00002-010) (132, 22211) - MGC-xxx Creatom
+ * 01-22200-400 (------------) (079       ) - ET.03   F-15 City War
+ *                             (172       ) -         1991 Du Ma Racing
+ *
+ */
+
+#include "mapinc.h"
+
+static uint8 reg[4], cmd, is172, is173;
+static SFORMAT StateRegs[] =
+{
+	{ reg, 4, "REGS" },
+	{ &cmd, 1, "CMD" },
+	{ 0 }
+};
+
+static void Sync(void) {
+	setprg32(0x8000, (reg[2] >> 2) & 1);
+	if (is172)
+		setchr8((((cmd ^ reg[2]) >> 3) & 2) | (((cmd ^ reg[2]) >> 5) & 1));	// 1991 DU MA Racing probably CHR bank sequence is WRONG, so it is possible to
+																			// rearrange CHR banks for normal UNIF board and mapper 172 is unneccessary
+	else
+		setchr8(reg[2] & 3);
+}
+
+static DECLFW(UNL22211WriteLo) {
+//	FCEU_printf("bs %04x %02x\n",A,V);
+	reg[A & 3] = V;
+}
+
+static DECLFW(UNL22211WriteHi) {
+//	FCEU_printf("bs %04x %02x\n",A,V);
+	cmd = V;
+	Sync();
+}
+
+static DECLFR(UNL22211ReadLo) {
+	return (reg[1] ^ reg[2]) | (is173 ? 0x01 : 0x40);
+//	if(reg[3])
+//		return reg[2];
+//	else
+//		return X.DB;
+}
+
+static void UNL22211Power(void) {
+	Sync();
+	SetReadHandler(0x8000, 0xFFFF, CartBR);
+	SetReadHandler(0x4100, 0x4100, UNL22211ReadLo);
+	SetWriteHandler(0x4100, 0x4103, UNL22211WriteLo);
+	SetWriteHandler(0x8000, 0xFFFF, UNL22211WriteHi);
+}
+
+static void StateRestore(int version) {
+	Sync();
+}
+
+void UNL22211_Init(CartInfo *info) {
+	is172 = 0;
+	is173 = 0;
+	info->Power = UNL22211Power;
+	GameStateRestore = StateRestore;
+	AddExState(&StateRegs, ~0, 0, 0);
+}
+
+void Mapper172_Init(CartInfo *info) {
+	is172 = 1;
+	is173 = 0;
+	info->Power = UNL22211Power;
+	GameStateRestore = StateRestore;
+	AddExState(&StateRegs, ~0, 0, 0);
+}
+
+void Mapper173_Init(CartInfo *info) {
+	is172 = 0;
+	is173 = 1;
+	info->Power = UNL22211Power;
+	GameStateRestore = StateRestore;
+	AddExState(&StateRegs, ~0, 0, 0);
+}
+
diff --git a/source/fceux/boards/09-034a.cpp b/source/fceux/boards/09-034a.cpp
@@ -0,0 +1,97 @@
+/* FCE Ultra - NES/Famicom Emulator
+ *
+ * Copyright notice for this file:
+ *  Copyright (C) 2007 CaH4e3
+ *
+ * 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
+ *
+ * FDS Conversions
+ *
+ * Super Mario Bros 2j (Alt Full) is a BAD incomplete dump, should be mapper 43
+ *
+ * Both Voleyball and Zanac by Whirlind Manu shares the same PCB, but with
+ * some differences: Voleyball has 8K CHR ROM and 8K ROM at 6000K, Zanac
+ * have 8K CHR RAM and banked 16K ROM mapper at 6000 as two 8K banks.
+*
+ * Super Mario Bros 2j (Alt Small) uses additionally IRQ timer to drive framerate
+ *
+ * PCB for this mapper is "09-034A"
+ */
+
+#include "mapinc.h"
+
+static uint8 prg;
+static uint32 IRQCount, IRQa;
+
+static SFORMAT StateRegs[] =
+{
+	{ &IRQCount, 4, "IRQC" },
+	{ &IRQa, 4, "IRQA" },
+	{ &prg, 1, "PRG" },
+	{ 0 }
+};
+
+static void Sync(void) {
+	setprg8r(1, 0x6000, prg);
+	setprg32(0x8000, 0);
+	setchr8(0);
+}
+
+static DECLFW(UNLSMB2JWrite1) {
+	prg = V & 1;
+	Sync();
+}
+
+static DECLFW(UNLSMB2JWrite2) {
+	IRQa = V & 1;
+	IRQCount = 0;
+	X6502_IRQEnd(FCEU_IQEXT);
+}
+
+static DECLFR(UNLSMB2JRead) {
+	return 0xFF;
+}
+
+static void UNLSMB2JPower(void) {
+	prg = 0;
+	Sync();
+	SetReadHandler(0x6000, 0xFFFF, CartBR);
+	SetReadHandler(0x4042, 0x4055, UNLSMB2JRead);
+	SetWriteHandler(0x4068, 0x4068, UNLSMB2JWrite2);
+	SetWriteHandler(0x4027, 0x4027, UNLSMB2JWrite1);
+}
+
+static void UNLSMB2JIRQHook(int a) {
+	if (IRQa)
+	{
+		if (IRQCount < 5750)	// completely by guess
+			IRQCount += a;
+		else {
+			IRQa = 0;
+			X6502_IRQBegin(FCEU_IQEXT);
+		}
+	}
+}
+
+static void StateRestore(int version) {
+	Sync();
+}
+
+void UNLSMB2J_Init(CartInfo *info) {
+	info->Power = UNLSMB2JPower;
+	MapIRQHook = UNLSMB2JIRQHook;
+	GameStateRestore = StateRestore;
+	AddExState(&StateRegs, ~0, 0, 0);
+}
diff --git a/source/fceux/boards/103.cpp b/source/fceux/boards/103.cpp
@@ -0,0 +1,112 @@
+/* FCE Ultra - NES/Famicom Emulator
+ *
+ * Copyright notice for this file:
+ *  Copyright (C) 2007 CaH4e3
+ *
+ * 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 reg0, reg1, reg2;
+static uint8 *WRAM = NULL;
+static uint32 WRAMSIZE;
+
+static SFORMAT StateRegs[] =
+{
+	{ &reg0, 1, "REG0" },
+	{ &reg1, 1, "REG1" },
+	{ &reg2, 1, "REG2" },
+	{ 0 }
+};
+
+static void Sync(void) {
+	setchr8(0);
+	setprg8(0x8000, 0xc);
+	setprg8(0xe000, 0xf);
+	if (reg2 & 0x10) {
+		setprg8(0x6000, reg0);
+		setprg8(0xa000, 0xd);
+		setprg8(0xc000, 0xe);
+	} else {
+		setprg8r(0x10, 0x6000, 0);
+		setprg4(0xa000, (0xd << 1));
+		setprg2(0xb000, (0xd << 2) + 2);
+		setprg2r(0x10, 0xb800, 4);
+		setprg2r(0x10, 0xc000, 5);
+		setprg2r(0x10, 0xc800, 6);
+		setprg2r(0x10, 0xd000, 7);
+		setprg2(0xd800, (0xe << 2) + 3);
+	}
+	setmirror(reg1 ^ 1);
+}
+
+static DECLFW(M103RamWrite0) {
+	WRAM[A & 0x1FFF] = V;
+}
+
+static DECLFW(M103RamWrite1) {
+	WRAM[0x2000 + ((A - 0xB800) & 0x1FFF)] = V;
+}
+
+static DECLFW(M103Write0) {
+	reg0 = V & 0xf;
+	Sync();
+}
+
+static DECLFW(M103Write1) {
+	reg1 = (V >> 3) & 1;
+	Sync();
+}
+
+static DECLFW(M103Write2) {
+	reg2 = V;
+	Sync();
+}
+
+static void M103Power(void) {
+	reg0 = reg1 = 0; reg2 = 0;
+	Sync();
+	SetReadHandler(0x6000, 0x7FFF, CartBR);
+	SetWriteHandler(0x6000, 0x7FFF, M103RamWrite0);
+	SetReadHandler(0x8000, 0xFFFF, CartBR);
+	SetWriteHandler(0xB800, 0xD7FF, M103RamWrite1);
+	SetWriteHandler(0x8000, 0x8FFF, M103Write0);
+	SetWriteHandler(0xE000, 0xEFFF, M103Write1);
+	SetWriteHandler(0xF000, 0xFFFF, M103Write2);
+}
+
+static void M103Close(void) {
+	if (WRAM)
+		FCEU_gfree(WRAM);
+	WRAM = NULL;
+}
+
+static void StateRestore(int version) {
+	Sync();
+}
+
+void Mapper103_Init(CartInfo *info) {
+	info->Power = M103Power;
+	info->Close = M103Close;
+	GameStateRestore = StateRestore;
+
+	WRAMSIZE = 16384;
+	WRAM = (uint8*)FCEU_gmalloc(WRAMSIZE);
+	SetupCartPRGMapping(0x10, WRAM, WRAMSIZE, 1);
+	AddExState(WRAM, WRAMSIZE, 0, "WRAM");
+
+	AddExState(&StateRegs, ~0, 0, 0);
+}