-/* 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 addrreg;
-static uint8 datareg;
-static uint8 busy;
-static SFORMAT StateRegs[]=
-{
- {&addrreg, 2, "ADDRREG"},
- {&datareg, 1, "DATAREG"},
- {&busy, 1, "BUSY"},
- {0}
-};
-
-static void Sync(void)
-{
- setprg16(0x8000,(datareg&7)|((addrreg&0x60)>>2)|((addrreg&0x100)>>3));
- setprg16(0xC000,7|((addrreg&0x60)>>2)|((addrreg&0x100)>>3));
- setmirror(((addrreg&2)>>1)^1);
-}
-
-static DECLFW(BMCT262Write)
-{
- if(busy||(A==0x8000))
- datareg=V;
- else
- {
- addrreg=A;
- busy=1;
- }
- Sync();
-}
-
-static void BMCT262Power(void)
-{
- setchr8(0);
- SetWriteHandler(0x8000,0xFFFF,BMCT262Write);
- SetReadHandler(0x8000,0xFFFF,CartBR);
- busy=0;
- addrreg=0;
- datareg=0;
- Sync();
-}
-
-static void BMCT262Reset(void)
-{
- busy=0;
- addrreg=0;
- datareg=0;
- Sync();
-}
-
-static void BMCT262Restore(int version)
-{
- Sync();
-}
-
-void BMCT262_Init(CartInfo *info)
-{
- info->Power=BMCT262Power;
- info->Reset=BMCT262Reset;
- GameStateRestore=BMCT262Restore;
- AddExState(&StateRegs, ~0, 0, 0);
-}
+/* 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
+#include "mapinc.h"\r
+\r
+static uint16 addrreg;\r
+static uint8 datareg;\r
+static uint8 busy;\r
+static SFORMAT StateRegs[]=\r
+{\r
+ {&addrreg, 2, "ADDRREG"},\r
+ {&datareg, 1, "DATAREG"},\r
+ {&busy, 1, "BUSY"},\r
+ {0}\r
+};\r
+\r
+static void Sync(void)\r
+{\r
+ uint16 base=((addrreg&0x60)>>2)|((addrreg&0x100)>>3); \r
+ setprg16(0x8000,(datareg&7)|base);\r
+ setprg16(0xC000,7|base);\r
+ setmirror(((addrreg&2)>>1)^1);\r
+}\r
+\r
+static DECLFW(BMCT262Write)\r
+{\r
+ if(busy||(A==0x8000))\r
+ datareg=V;\r
+ else\r
+ {\r
+ addrreg=A;\r
+ busy=1;\r
+ }\r
+ Sync();\r
+}\r
+\r
+static void BMCT262Power(void)\r
+{\r
+ setchr8(0);\r
+ SetWriteHandler(0x8000,0xFFFF,BMCT262Write);\r
+ SetReadHandler(0x8000,0xFFFF,CartBR);\r
+ busy=0;\r
+ addrreg=0;\r
+ datareg=0xff;\r
+ Sync();\r
+}\r
+\r
+static void BMCT262Reset(void)\r
+{\r
+ busy=0;\r
+ addrreg=0;\r
+ datareg=0;\r
+ Sync();\r
+}\r
+\r
+static void BMCT262Restore(int version)\r
+{\r
+ Sync();\r
+}\r
+\r
+void BMCT262_Init(CartInfo *info)\r
+{\r
+ info->Power=BMCT262Power;\r
+ info->Reset=BMCT262Reset;\r
+ GameStateRestore=BMCT262Restore;\r
+ AddExState(&StateRegs, ~0, 0, 0);\r
+}\r