merge mapper code from FCEUX

[fceu.git] / boards / edu2000.c

diff --git a/boards/edu2000.c b/boards/edu2000.c
new file mode 100644 (file)
index 0000000..36dcb5d
--- /dev/null
+++ b/boards/edu2000.c
@@ -0,0 +1,84 @@
+/* FCE Ultra - NES/Famicom Emulator\r
+ *\r
+ * Copyright notice for this file:\r
+ *  Copyright (C) 2006 CaH4e3\r
+ *\r
+ * This program is free software; you can redistribute it and/or modify\r
+ * it under the terms of the GNU General Public License as published by\r
+ * the Free Software Foundation; either version 2 of the License, or\r
+ * (at your option) any later version.\r
+ *\r
+ * This program is distributed in the hope that it will be useful,\r
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
+ * GNU General Public License for more details.\r
+ *\r
+ * You should have received a copy of the GNU General Public License\r
+ * along with this program; if not, write to the Free Software\r
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA\r
+ *\r
+ */\r
+\r
+#include "mapinc.h"\r
+\r
+static uint8 *WRAM=NULL;\r
+static uint8 reg;\r
+\r
+static SFORMAT StateRegs[]=\r
+{\r
+  {&reg, 1, "REG"},\r
+  {0}\r
+};\r
+\r
+static void Sync(void)\r
+{\r
+  setchr8(0);\r
+  setprg8r(0x10,0x6000,(reg&0xC0)>>6);\r
+  setprg32(0x8000,reg&0x1F);\r
+//  setmirror(((reg&0x20)>>5));\r
+}\r
+\r
+static DECLFW(UNLEDU2000HiWrite)\r
+{\r
+//  FCEU_printf("%04x:%02x\n",A,V);\r
+  reg=V;\r
+  Sync();\r
+}\r
+\r
+static void UNLEDU2000Power(void)\r
+{\r
+  setmirror(MI_0);\r
+  SetReadHandler(0x6000,0xFFFF,CartBR);\r
+  SetWriteHandler(0x6000,0xFFFF,CartBW);\r
+  SetWriteHandler(0x8000,0xFFFF,UNLEDU2000HiWrite);\r
+  reg=0;\r
+  Sync();\r
+}\r
+\r
+static void UNLEDU2000Close(void)\r
+{\r
+  if(WRAM)\r
+    FCEU_gfree(WRAM);\r
+  WRAM=NULL;\r
+}\r
+\r
+static void UNLEDU2000Restore(int version)\r
+{\r
+  Sync();\r
+}\r
+\r
+void UNLEDU2000_Init(CartInfo *info)\r
+{\r
+  info->Power=UNLEDU2000Power;\r
+  info->Close=UNLEDU2000Close;\r
+  GameStateRestore=UNLEDU2000Restore;\r
+  WRAM=(uint8*)FCEU_gmalloc(32768);\r
+  SetupCartPRGMapping(0x10,WRAM,32768,1);\r
+  if(info->battery)\r
+  {\r
+  info->SaveGame[0]=WRAM;\r
+  info->SaveGameLen[0]=32768;\r
+  }\r
+  AddExState(WRAM, 32768, 0, "WRAM");\r
+  AddExState(StateRegs, ~0, 0, 0);\r
+}\r