-/* 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"
-#include "mmc3.h"
-
-static void M187CW(uint32 A, uint8 V)
-{
- if((A&0x1000)==((MMC3_cmd&0x80)<<5))
- setchr1(A,V|0x100);
- else
- setchr1(A,V);
-}
-
-static void M187PW(uint32 A, uint8 V)
-{
- if(EXPREGS[0]&0x80)
- {
- uint8 bank=EXPREGS[0]&0x1F;
- if(EXPREGS[0]&0x20)
- setprg32(0x8000,bank>>2);
- else
- {
- setprg16(0x8000,bank);
- setprg16(0xC000,bank);
- }
- }
- else
- setprg8(A,V&0x3F);
-}
-
-static DECLFW(M187Write8000)
-{
- EXPREGS[2]=1;
- MMC3_CMDWrite(A,V);
-}
-
-static DECLFW(M187Write8001)
-{
- if(EXPREGS[2])
- MMC3_CMDWrite(A,V);
-}
-
-static DECLFW(M187Write8003)
-{
- EXPREGS[2]=0;
- if(V==0x28)setprg8(0xC000,0x17);
- else if(V==0x2A)setprg8(0xA000,0x0F);
-}
-
-
-static DECLFW(M187WriteLo)
-{
- EXPREGS[1]=V;
- if(A==0x5000)
- {
- EXPREGS[0]=V;
- FixMMC3PRG(MMC3_cmd);
- }
-}
-
-static uint8 prot_data[4] = { 0x83, 0x83, 0x42, 0x00 };
-static DECLFR(M187Read)
-{
- return prot_data[EXPREGS[1]&3];
-}
-
-static void M187Power(void)
-{
- EXPREGS[0]=EXPREGS[1]=EXPREGS[2]=0;
- GenMMC3Power();
- Write_IRQFM(0x4017,0x40);
- SetReadHandler(0x5000,0x5FFF,M187Read);
- SetWriteHandler(0x5000,0x5FFF,M187WriteLo);
- SetWriteHandler(0x8000,0x8000,M187Write8000);
- SetWriteHandler(0x8001,0x8001,M187Write8001);
- SetWriteHandler(0x8003,0x8003,M187Write8003);
-}
-
-void Mapper187_Init(CartInfo *info)
-{
- GenMMC3_Init(info, 256, 256, 0, 0);
- pwrap=M187PW;
- cwrap=M187CW;
- info->Power=M187Power;
- AddExState(EXPREGS, 3, 0, "EXPR");
-}
+/* 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
+ * A98402 board, A9711, A9746 similar\r
+ * King of Fighters 96, The (Unl), Street Fighter Zero 2 (Unl)\r
+ * \r
+ */\r
+\r
+#include "mapinc.h"\r
+#include "mmc3.h"\r
+\r
+static void M187CW(uint32 A, uint8 V)\r
+{\r
+ if((A&0x1000)==((MMC3_cmd&0x80)<<5))\r
+ setchr1(A,V|0x100);\r
+ else\r
+ setchr1(A,V);\r
+}\r
+\r
+static void M187PW(uint32 A, uint8 V)\r
+{\r
+ if(EXPREGS[0]&0x80)\r
+ {\r
+ uint8 bank=EXPREGS[0]&0x1F;\r
+ if(EXPREGS[0]&0x20)\r
+ {\r
+ if(EXPREGS[0]&0x40)\r
+ setprg32(0x8000,bank>>2);\r
+ else\r
+ setprg32(0x8000,bank>>1); // hacky hacky! two mappers in one! need real hw carts to test\r
+ }\r
+ else\r
+ {\r
+ setprg16(0x8000,bank);\r
+ setprg16(0xC000,bank);\r
+ }\r
+ }\r
+ else\r
+ setprg8(A,V&0x3F);\r
+}\r
+\r
+static DECLFW(M187Write8000)\r
+{\r
+ EXPREGS[1]=1;\r
+ MMC3_CMDWrite(A,V);\r
+}\r
+\r
+static DECLFW(M187Write8001)\r
+{\r
+ if(EXPREGS[1])\r
+ MMC3_CMDWrite(A,V);\r
+}\r
+\r
+static DECLFW(M187WriteLo)\r
+{\r
+ if((A==0x5000)||(A==0x6000))\r
+ {\r
+ EXPREGS[0]=V;\r
+ FixMMC3PRG(MMC3_cmd);\r
+ }\r
+}\r
+\r
+static uint8 prot_data[4] = { 0x83, 0x83, 0x42, 0x00 };\r
+static DECLFR(M187Read)\r
+{\r
+ return prot_data[EXPREGS[1]&3];\r
+}\r
+\r
+static void M187Power(void)\r
+{\r
+ EXPREGS[0]=EXPREGS[1]=0;\r
+ GenMMC3Power();\r
+ SetReadHandler(0x5000,0x5FFF,M187Read);\r
+ SetWriteHandler(0x5000,0x6FFF,M187WriteLo);\r
+ SetWriteHandler(0x8000,0x8000,M187Write8000);\r
+ SetWriteHandler(0x8001,0x8001,M187Write8001);\r
+}\r
+\r
+void Mapper187_Init(CartInfo *info)\r
+{\r
+ GenMMC3_Init(info, 256, 256, 0, 0);\r
+ pwrap=M187PW;\r
+ cwrap=M187CW;\r
+ info->Power=M187Power;\r
+ AddExState(EXPREGS, 3, 0, "EXPR");\r
+}\r