Backport r179 - UNIF EH8813A - UNIF HP898F

src/boards/eh8813a.c

@@ -0,0 +1,74 @@
+/* FCE Ultra - NES/Famicom Emulator
+ *
+ * Copyright notice for this file:
+ *  Copyright (C) 2015 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 uint16 addrlatch;
+static uint8 datalatch;
+
+static SFORMAT StateRegs[] =
+{
+	{ &addrlatch, 2, "ADRL" },
+	{ &datalatch, 1, "DATL" },
+	{ 0 }
+};
+
+static void Sync(void) {
+	uint8 prg = (addrlatch & 7) | ((addrlatch & 0x40) >> 3);
+	setchr8(datalatch);
+	if(addrlatch & 0x80) {
+		setprg16(0x8000,prg);
+		setprg16(0xC000,prg);
+	} else {
+		setprg32(0x8000,prg >> 1);
+	}
+	setmirror(MI_V);
+}
+
+static DECLFW(EH8813AWrite) {
+	if((addrlatch & 0x100) == 0) {
+		addrlatch = A & 0x1FF;
+		datalatch = V & 0xF;
+	}
+	Sync();
+}
+
+static void EH8813APower(void) {
+	addrlatch = datalatch = 0;
+	Sync();
+	SetReadHandler(0x8000, 0xFFFF, CartBR);
+	SetWriteHandler(0x8000, 0xFFFF, EH8813AWrite);
+}
+
+static void EH8813AReset(void) {
+	addrlatch = datalatch = 0;
+	Sync();
+}
+
+static void StateRestore(int version) {
+	Sync();
+}
+
+void UNLEH8813A_Init(CartInfo *info) {
+	info->Reset = EH8813AReset;
+	info->Power = EH8813APower;
+	GameStateRestore = StateRestore;
+	AddExState(&StateRegs, ~0, 0, 0);
+}

src/boards/hp898f.c

@@ -0,0 +1,69 @@
+/* FCE Ultra - NES/Famicom Emulator
+ *
+ * Copyright notice for this file:
+ *  Copyright (C) 2015 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 regs[2];
+
+static SFORMAT StateRegs[] =
+{
+	{ regs, 2, "REGS" },
+	{ 0 }
+};
+
+static void Sync(void) {
+	uint8 chr = (regs[0] >> 4) & 7;
+	uint8 prg = (regs[1] >> 3) & 7;
+	uint8 dec = (regs[1] >> 4) & 4;
+	setchr8(chr & (~(((regs[0] & 1) << 2) | (regs[0] & 2))));
+	setprg16(0x8000,prg & (~dec));
+	setprg16(0xC000,prg | dec);
+	setmirror(regs[1] >> 7);
+}
+
+static DECLFW(HP898FWrite) {
+	if((A & 0x6000) == 0x6000) {
+		regs[(A & 4) >> 2] = V;
+		Sync();
+	}
+}
+
+static void HP898FPower(void) {
+	regs[0] = regs[1] = 0;
+	Sync();
+	SetReadHandler(0x8000, 0xFFFF, CartBR);
+	SetWriteHandler(0x6000, 0xFFFF, HP898FWrite);
+}
+
+static void HP898FReset(void) {
+	regs[0] = regs[1] = 0;
+	Sync();
+}
+
+static void StateRestore(int version) {
+	Sync();
+}
+
+void BMCHP898F_Init(CartInfo *info) {
+	info->Reset = HP898FReset;
+	info->Power = HP898FPower;
+	GameStateRestore = StateRestore;
+	AddExState(&StateRegs, ~0, 0, 0);
+}

src/unif.c

@@ -450,9 +450,11 @@ static BMAPPING bmap[] = {
 	{ "UOROM", UNROM_Init, 0 },
 	{ "VRC7", UNLVRC7_Init, 0 },
 	{ "YOKO", UNLYOKO_Init, 0 },
-        { "COOLBOY", COOLBOY_Init, BMCFLAG_256KCHRR },
+	{ "COOLBOY", COOLBOY_Init, BMCFLAG_256KCHRR },
-        { "158B", UNL158B_Init, 0 },
+	{ "158B", UNL158B_Init, 0 },
-        { "DRAGONFIGHTER", UNLBMW8544_Init, 0},
+	{ "DRAGONFIGHTER", UNLBMW8544_Init, 0 },
+	{ "EH8813A", UNLEH8813A_Init, 0 },
+	{ "HP898F", BMCHP898F_Init, 0 },
 
 #ifdef COPYFAMI
 	{ "COPYFAMI_MMC3", MapperCopyFamiMMC3_Init, 0 },

src/unif.h

@@ -149,6 +149,8 @@ void UNROM_Init(CartInfo *info);
 void COOLBOY_Init(CartInfo *info);
 void UNL158B_Init(CartInfo *info);
 void UNLBMW8544_Init(CartInfo *info);
+void UNLEH8813A_Init(CartInfo *info);
+void BMCHP898F_Init(CartInfo *info);
 
 #ifdef COPYFAMI
 void MapperCopyFamiMMC3_Init(CartInfo *info);