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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 |
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18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\r |
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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 |
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29 | static uint8 *CHRRAM=NULL;\r |
30 | static uint32 CHRRAMSIZE;\r |
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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 |
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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 |
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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 |
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92 | void Mapper199_Init(CartInfo *info)\r |
93 | {\r |
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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 |
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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 |
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106 | AddExState(EXPREGS, 4, 0, "EXPR");\r |
107 | }\r |