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diff --git a/boards/bmcgk192.c b/boards/bmcgk192.c
new file mode 100644
index 0000000..b66d831
--- /dev/null
+++ b/boards/bmcgk192.c
@@ -0,0 +1,67 @@
+/* FCE Ultra - NES/Famicom Emulator
+ *
+ * Copyright notice for this file:
+ *  Copyright (C) 2005 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include "mapinc.h"
+
+static uint16 addrlatche;
+
+static void Sync(void)
+{
+  if(addrlatche&0x40)
+  {
+    setprg16(0x8000,addrlatche&7);
+    setprg16(0xC000,addrlatche&7);
+  }
+  else
+    setprg32(0x8000,(addrlatche>>1)&3);
+  setchr8((addrlatche>>3)&7);
+  setmirror(((addrlatche&0x80)>>7)^1);
+}
+
+static DECLFW(BMCGK192Write)
+{
+  addrlatche=A;
+  Sync();
+}
+
+static void BMCGK192Reset(void)
+{
+  setprg32(0x8000,0);
+}
+
+static void BMCGK192Power(void)
+{
+  setprg32(0x8000,0);
+  SetReadHandler(0x8000,0xFFFF,CartBR);
+  SetWriteHandler(0x8000,0xffff,BMCGK192Write);
+}
+
+static void StateRestore(int version)
+{
+  Sync();
+}
+
+void Mapper58_Init(CartInfo *info)
+{
+  info->Power=BMCGK192Power;
+  info->Reset=BMCGK192Reset;
+  GameStateRestore=StateRestore;
+  AddExState(&addrlatche, 2, 0, "ALATC");
+}