| 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 | * Dragon Ball Z 2 - Gekishin Freeza! (C)\r |
| 21 | * Dragon Ball Z Gaiden - Saiya Jin Zetsumetsu Keikaku (C)\r |
| 22 | * San Guo Zhi 2 (C)\r |
| 23 | *\r |
| 24 | */\r |
| 25 | \r |
| 26 | #include "mapinc.h"\r |
| 27 | #include "mmc3.h"\r |
| 28 | \r |
| 29 | static uint8 *CHRRAM=NULL;\r |
| 30 | static uint32 CHRRAMSIZE;\r |
| 31 | \r |
| 32 | static void M199PW(uint32 A, uint8 V)\r |
| 33 | {\r |
| 34 | setprg8(A,V);\r |
| 35 | setprg8(0xC000,EXPREGS[0]);\r |
| 36 | setprg8(0xE000,EXPREGS[1]);\r |
| 37 | }\r |
| 38 | \r |
| 39 | static void M199CW(uint32 A, uint8 V)\r |
| 40 | {\r |
| 41 | setchr1r((V<8)?0x10:0x00,A,V);\r |
| 42 | setchr1r((DRegBuf[0]<8)?0x10:0x00,0x0000,DRegBuf[0]);\r |
| 43 | setchr1r((EXPREGS[2]<8)?0x10:0x00,0x0400,EXPREGS[2]);\r |
| 44 | setchr1r((DRegBuf[1]<8)?0x10:0x00,0x0800,DRegBuf[1]);\r |
| 45 | setchr1r((EXPREGS[3]<8)?0x10:0x00,0x0c00,EXPREGS[3]);\r |
| 46 | }\r |
| 47 | \r |
| 48 | static void M199MW(uint8 V)\r |
| 49 | {\r |
| 50 | // FCEU_printf("%02x\n",V);\r |
| 51 | switch(V&3)\r |
| 52 | {\r |
| 53 | case 0: setmirror(MI_V); break;\r |
| 54 | case 1: setmirror(MI_H); break;\r |
| 55 | case 2: setmirror(MI_0); break;\r |
| 56 | case 3: setmirror(MI_1); break;\r |
| 57 | }\r |
| 58 | }\r |
| 59 | \r |
| 60 | static DECLFW(M199Write)\r |
| 61 | {\r |
| 62 | if((A==0x8001)&&(MMC3_cmd&8))\r |
| 63 | {\r |
| 64 | EXPREGS[MMC3_cmd&3]=V;\r |
| 65 | FixMMC3PRG(MMC3_cmd);\r |
| 66 | FixMMC3CHR(MMC3_cmd);\r |
| 67 | }\r |
| 68 | else \r |
| 69 | if(A<0xC000)\r |
| 70 | MMC3_CMDWrite(A,V);\r |
| 71 | else\r |
| 72 | MMC3_IRQWrite(A,V);\r |
| 73 | }\r |
| 74 | \r |
| 75 | static void M199Power(void)\r |
| 76 | {\r |
| 77 | EXPREGS[0]=~1;\r |
| 78 | EXPREGS[1]=~0;\r |
| 79 | EXPREGS[2]=1;\r |
| 80 | EXPREGS[3]=3;\r |
| 81 | GenMMC3Power();\r |
| 82 | SetWriteHandler(0x8000,0xFFFF,M199Write);\r |
| 83 | }\r |
| 84 | \r |
| 85 | static void M199Close(void)\r |
| 86 | {\r |
| 87 | if(CHRRAM)\r |
| 88 | FCEU_gfree(CHRRAM);\r |
| 89 | CHRRAM=NULL;\r |
| 90 | }\r |
| 91 | \r |
| 92 | void Mapper199_Init(CartInfo *info)\r |
| 93 | {\r |
| 94 | GenMMC3_Init(info, 512, 256, 8, info->battery);\r |
| 95 | cwrap=M199CW;\r |
| 96 | pwrap=M199PW;\r |
| 97 | mwrap=M199MW;\r |
| 98 | info->Power=M199Power;\r |
| 99 | info->Close=M199Close;\r |
| 100 | \r |
| 101 | CHRRAMSIZE=8192;\r |
| 102 | CHRRAM=(uint8*)FCEU_gmalloc(CHRRAMSIZE);\r |
| 103 | SetupCartCHRMapping(0x10, CHRRAM, CHRRAMSIZE, 1);\r |
| 104 | AddExState(CHRRAM, CHRRAMSIZE, 0, "CHRR");\r |
| 105 | \r |
| 106 | AddExState(EXPREGS, 4, 0, "EXPR");\r |
| 107 | }\r |