| 1 | /* FCE Ultra - NES/Famicom Emulator\r |
| 2 | *\r |
| 3 | * Copyright notice for this file:\r |
| 4 | * Copyright (C) 2006 CaH4e3\r |
| 5 | *\r |
| 6 | * This program is free software; you can redistribute it and/or modify\r |
| 7 | * it under the terms of the GNU General Public License as published by\r |
| 8 | * the Free Software Foundation; either version 2 of the License, or\r |
| 9 | * (at your option) any later version.\r |
| 10 | *\r |
| 11 | * This program is distributed in the hope that it will be useful,\r |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of\r |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r |
| 14 | * GNU General Public License for more details.\r |
| 15 | *\r |
| 16 | * You should have received a copy of the GNU General Public License\r |
| 17 | * along with this program; if not, write to the Free Software\r |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\r |
| 19 | *\r |
| 20 | * 700in1 and 400in1 carts\r |
| 21 | *\r |
| 22 | */\r |
| 23 | \r |
| 24 | \r |
| 25 | #include "mapinc.h"\r |
| 26 | \r |
| 27 | static uint16 cmd, bank;\r |
| 28 | \r |
| 29 | static SFORMAT StateRegs[]=\r |
| 30 | {\r |
| 31 | {&cmd, 2, "CMD"},\r |
| 32 | {&bank, 2, "BANK"},\r |
| 33 | {0}\r |
| 34 | };\r |
| 35 | \r |
| 36 | static void Sync(void)\r |
| 37 | {\r |
| 38 | setmirror((cmd&1)^1);\r |
| 39 | setchr8(0);\r |
| 40 | if(cmd&2)\r |
| 41 | {\r |
| 42 | if(cmd&0x100)\r |
| 43 | {\r |
| 44 | setprg16(0x8000,((cmd&0xfc)>>2)|bank);\r |
| 45 | setprg16(0xC000,((cmd&0xfc)>>2)|7); \r |
| 46 | }\r |
| 47 | else\r |
| 48 | {\r |
| 49 | setprg16(0x8000,((cmd&0xfc)>>2)|(bank&6));\r |
| 50 | setprg16(0xC000,((cmd&0xfc)>>2)|((bank&6)|1)); \r |
| 51 | }\r |
| 52 | }\r |
| 53 | else\r |
| 54 | {\r |
| 55 | setprg16(0x8000,((cmd&0xfc)>>2)|bank);\r |
| 56 | setprg16(0xC000,((cmd&0xfc)>>2)|bank);\r |
| 57 | } \r |
| 58 | }\r |
| 59 | \r |
| 60 | static uint16 ass = 0;\r |
| 61 | \r |
| 62 | static DECLFW(UNLN625092WriteCommand)\r |
| 63 | {\r |
| 64 | cmd=A; \r |
| 65 | if(A==0x80F8)\r |
| 66 | {\r |
| 67 | setprg16(0x8000,ass);\r |
| 68 | setprg16(0xC000,ass);\r |
| 69 | }\r |
| 70 | else\r |
| 71 | {\r |
| 72 | Sync();\r |
| 73 | }\r |
| 74 | }\r |
| 75 | \r |
| 76 | static DECLFW(UNLN625092WriteBank)\r |
| 77 | { \r |
| 78 | bank=A&7;\r |
| 79 | Sync();\r |
| 80 | }\r |
| 81 | \r |
| 82 | static void UNLN625092Power(void)\r |
| 83 | {\r |
| 84 | cmd=0;\r |
| 85 | bank=0;\r |
| 86 | Sync();\r |
| 87 | SetReadHandler(0x8000,0xFFFF,CartBR);\r |
| 88 | SetWriteHandler(0x8000,0xBFFF,UNLN625092WriteCommand);\r |
| 89 | SetWriteHandler(0xC000,0xFFFF,UNLN625092WriteBank);\r |
| 90 | }\r |
| 91 | \r |
| 92 | static void UNLN625092Reset(void)\r |
| 93 | {\r |
| 94 | cmd=0;\r |
| 95 | bank=0;\r |
| 96 | ass++;\r |
| 97 | FCEU_printf("%04x\n",ass);\r |
| 98 | }\r |
| 99 | \r |
| 100 | static void StateRestore(int version)\r |
| 101 | {\r |
| 102 | Sync();\r |
| 103 | }\r |
| 104 | \r |
| 105 | void UNLN625092_Init(CartInfo *info)\r |
| 106 | {\r |
| 107 | info->Reset=UNLN625092Reset;\r |
| 108 | info->Power=UNLN625092Power;\r |
| 109 | GameStateRestore=StateRestore;\r |
| 110 | AddExState(&StateRegs, ~0, 0, 0);\r |
| 111 | }\r |