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1 | /* FCE Ultra - NES/Famicom Emulator\r |
2 | *\r |
3 | * Copyright notice for this file:\r |
4 | * Copyright (C) 2012 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 | \r |
21 | #include "mapinc.h"\r |
22 | \r |
23 | static uint8 regs[8];\r |
24 | \r |
25 | static SFORMAT StateRegs[]=\r |
26 | {\r |
27 | {regs, 8, "REGS"},\r |
28 | {0}\r |
29 | };\r |
30 | \r |
31 | static void Sync(void)\r |
32 | {\r |
33 | setprg8(0x8000,regs[0]);\r |
34 | setprg8(0xA000,regs[2]);\r |
35 | setprg8(0xC000,regs[4]);\r |
36 | setprg8(0xE000,~0);\r |
37 | setchr4(0x0000,regs[6]); \r |
38 | setchr4(0x1000,regs[7]); \r |
39 | }\r |
40 | \r |
41 | static DECLFW(M151Write)\r |
42 | {\r |
43 | regs[(A >> 12)&7] = V;\r |
44 | Sync();\r |
45 | }\r |
46 | \r |
47 | static void M151Power(void)\r |
48 | {\r |
49 | Sync();\r |
50 | SetReadHandler(0x8000,0xFFFF,CartBR);\r |
51 | SetWriteHandler(0x8000,0xFFFF,M151Write);\r |
52 | }\r |
53 | \r |
54 | static void StateRestore(int version)\r |
55 | {\r |
56 | Sync();\r |
57 | }\r |
58 | \r |
59 | void Mapper151_Init(CartInfo *info)\r |
60 | {\r |
61 | info->Power=M151Power;\r |
62 | GameStateRestore=StateRestore;\r |
63 | AddExState(&StateRegs, ~0, 0, 0);\r |
64 | }\r |