-/* 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
- *
- * BMC 42-in-1 reset switch
- */
-
-#include "mapinc.h"
-
-static uint8 bank_mode;
-static uint8 bank_value;
-static uint8 prgb[4];
-static SFORMAT StateRegs[]=
-{
- {0}
-};
-
-static void Sync(void)
-{
- FCEU_printf("%02x: %02x %02x\n", bank_mode, bank_value, prgb[0]);
- switch(bank_mode&7)
- {
- case 0:
- setprg32(0x8000,bank_value&7); break;
- case 1:
- setprg16(0x8000,((8+(bank_value&7))>>1)+prgb[1]);
- setprg16(0xC000,(bank_value&7)>>1);
- case 4:
- setprg32(0x8000,8+(bank_value&7)); break;
- case 5:
- setprg16(0x8000,((8+(bank_value&7))>>1)+prgb[1]);
- setprg16(0xC000,((8+(bank_value&7))>>1)+prgb[3]);
- case 2:
- setprg8(0x8000,prgb[0]>>2);
- setprg8(0xa000,prgb[1]);
- setprg8(0xc000,prgb[2]);
- setprg8(0xe000,~0);
- break;
- case 3:
- setprg8(0x8000,prgb[0]);
- setprg8(0xa000,prgb[1]);
- setprg8(0xc000,prgb[2]);
- setprg8(0xe000,prgb[3]);
- break;
- }
-}
-
-static DECLFW(BMC13in1JY110Write)
-{
- FCEU_printf("%04x:%04x\n",A,V);
- switch(A)
- {
- case 0x8000:
- case 0x8001:
- case 0x8002:
- case 0x8003: prgb[A&3]=V; break;
- case 0xD000: bank_mode=V; break;
- case 0xD001: setmirror(V&3);
- case 0xD002: break;
- case 0xD003: bank_value=V; break;
- }
- Sync();
-}
-
-static void BMC13in1JY110Power(void)
-{
- prgb[0]=prgb[1]=prgb[2]=prgb[3]=0;
- bank_mode=0;
- bank_value=0;
- setprg32(0x8000,0);
- setchr8(0);
- SetWriteHandler(0x8000,0xFFFF,BMC13in1JY110Write);
- SetReadHandler(0x8000,0xFFFF,CartBR);
-}
-
-static void StateRestore(int version)
-{
- Sync();
-}
-
-void BMC13in1JY110_Init(CartInfo *info)
-{
- info->Power=BMC13in1JY110Power;
- AddExState(&StateRegs, ~0, 0, 0);
- GameStateRestore=StateRestore;
-}
-
-
+/* FCE Ultra - NES/Famicom Emulator\r
+ *\r
+ * Copyright notice for this file:\r
+ * Copyright (C) 2005 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\r
+ *\r
+ * BMC 42-in-1 "reset switch" type\r
+ */\r
+\r
+#include "mapinc.h"\r
+\r
+static uint8 bank_mode;\r
+static uint8 bank_value;\r
+static uint8 prgb[4];\r
+static SFORMAT StateRegs[]=\r
+{\r
+ {0}\r
+};\r
+\r
+static void Sync(void)\r
+{\r
+ FCEU_printf("%02x: %02x %02x\n", bank_mode, bank_value, prgb[0]); \r
+ switch(bank_mode&7)\r
+ {\r
+ case 0:\r
+ setprg32(0x8000,bank_value&7); break;\r
+ case 1:\r
+ setprg16(0x8000,((8+(bank_value&7))>>1)+prgb[1]);\r
+ setprg16(0xC000,(bank_value&7)>>1);\r
+ case 4:\r
+ setprg32(0x8000,8+(bank_value&7)); break;\r
+ case 5:\r
+ setprg16(0x8000,((8+(bank_value&7))>>1)+prgb[1]);\r
+ setprg16(0xC000,((8+(bank_value&7))>>1)+prgb[3]);\r
+ case 2:\r
+ setprg8(0x8000,prgb[0]>>2);\r
+ setprg8(0xa000,prgb[1]);\r
+ setprg8(0xc000,prgb[2]);\r
+ setprg8(0xe000,~0);\r
+ break;\r
+ case 3:\r
+ setprg8(0x8000,prgb[0]);\r
+ setprg8(0xa000,prgb[1]);\r
+ setprg8(0xc000,prgb[2]);\r
+ setprg8(0xe000,prgb[3]);\r
+ break;\r
+ }\r
+}\r
+\r
+static DECLFW(BMC13in1JY110Write)\r
+{\r
+ FCEU_printf("%04x:%04x\n",A,V);\r
+ switch(A)\r
+ {\r
+ case 0x8000:\r
+ case 0x8001:\r
+ case 0x8002:\r
+ case 0x8003: prgb[A&3]=V; break;\r
+ case 0xD000: bank_mode=V; break;\r
+ case 0xD001: setmirror(V&3);\r
+ case 0xD002: break;\r
+ case 0xD003: bank_value=V; break;\r
+ }\r
+ Sync();\r
+}\r
+\r
+static void BMC13in1JY110Power(void)\r
+{\r
+ prgb[0]=prgb[1]=prgb[2]=prgb[3]=0;\r
+ bank_mode=0;\r
+ bank_value=0;\r
+ setprg32(0x8000,0);\r
+ setchr8(0);\r
+ SetWriteHandler(0x8000,0xFFFF,BMC13in1JY110Write);\r
+ SetReadHandler(0x8000,0xFFFF,CartBR);\r
+}\r
+\r
+static void StateRestore(int version)\r
+{\r
+ Sync();\r
+}\r
+\r
+void BMC13in1JY110_Init(CartInfo *info)\r
+{\r
+ info->Power=BMC13in1JY110Power;\r
+ AddExState(&StateRegs, ~0, 0, 0);\r
+ GameStateRestore=StateRestore;\r
+}\r
+\r
+\r
notaz.gp2x.de / fceu.git / blobdiff