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1 | /* FCE Ultra - NES/Famicom Emulator\r |
2 | *\r |
3 | * Copyright notice for this file:\r |
4 | * Copyright (C) 2008 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 |
43725da7 |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\r |
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19 | */\r |
20 | \r |
21 | // M-022 MMC3 based 830118C T-106 4M + 4M\r |
22 | \r |
23 | #include "mapinc.h"\r |
24 | #include "mmc3.h"\r |
25 | \r |
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26 | static void BMC830118CCW(uint32 A, uint8 V)\r |
27 | {\r |
28 | setchr1(A,(V&0x7F)|((EXPREGS[0]&0x0c)<<5));\r |
29 | }\r |
30 | \r |
31 | static void BMC830118CPW(uint32 A, uint8 V)\r |
32 | {\r |
33 | if((EXPREGS[0]&0x0C)==0x0C) \r |
34 | { \r |
35 | if(A==0x8000)\r |
36 | {\r |
37 | setprg8(A,(V&0x0F)|((EXPREGS[0]&0x0c)<<2));\r |
38 | setprg8(0xC000,(V&0x0F)|0x32);\r |
39 | }\r |
40 | else if(A==0xA000)\r |
41 | {\r |
42 | setprg8(A,(V&0x0F)|((EXPREGS[0]&0x0c)<<2));\r |
43 | setprg8(0xE000,(V&0x0F)|0x32);\r |
44 | }\r |
45 | }\r |
46 | else\r |
47 | {\r |
48 | setprg8(A,(V&0x0F)|((EXPREGS[0]&0x0c)<<2));\r |
49 | }\r |
50 | }\r |
51 | \r |
52 | static DECLFW(BMC830118CLoWrite)\r |
53 | {\r |
54 | EXPREGS[0] = V;\r |
55 | FixMMC3PRG(MMC3_cmd);\r |
56 | FixMMC3CHR(MMC3_cmd);\r |
57 | }\r |
58 | \r |
59 | static void BMC830118CReset(void)\r |
60 | {\r |
61 | EXPREGS[0]=0;\r |
62 | MMC3RegReset();\r |
63 | }\r |
64 | \r |
65 | static void BMC830118CPower(void)\r |
66 | {\r |
67 | EXPREGS[0] = 0;\r |
68 | GenMMC3Power();\r |
69 | SetWriteHandler(0x6800,0x68FF,BMC830118CLoWrite);\r |
70 | }\r |
71 | \r |
72 | void BMC830118C_Init(CartInfo *info)\r |
73 | {\r |
74 | GenMMC3_Init(info, 128, 128, 8, 0);\r |
75 | pwrap=BMC830118CPW;\r |
76 | cwrap=BMC830118CCW;\r |
77 | info->Power=BMC830118CPower;\r |
78 | info->Reset=BMC830118CReset;\r |
79 | AddExState(EXPREGS, 1, 0, "EXPR");\r |
80 | }\r |