386f5371 |
1 | /* FCE Ultra - NES/Famicom Emulator\r |
2 | *\r |
3 | * Copyright notice for this file:\r |
4 | * Copyright (C) 2007 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\r |
19 | */\r |
20 | \r |
21 | #include "mapinc.h"\r |
22 | \r |
23 | static uint8 reg, mirr;\r |
24 | static SFORMAT StateRegs[]=\r |
25 | {\r |
26 | {®, 1, "REGS"},\r |
27 | {&mirr, 1, "MIRR"},\r |
28 | {0}\r |
29 | };\r |
30 | \r |
31 | static void Sync(void)\r |
32 | {\r |
33 | setprg8r(1,0x6000,0);\r |
34 | setprg32(0x8000,reg);\r |
35 | setchr8(0);\r |
36 | }\r |
37 | \r |
38 | static DECLFW(BMCGS2004Write)\r |
39 | {\r |
40 | reg=V;\r |
41 | Sync();\r |
42 | }\r |
43 | \r |
44 | static void BMCGS2004Power(void)\r |
45 | {\r |
46 | reg=~0;\r |
47 | Sync();\r |
48 | SetReadHandler(0x6000,0x7FFF,CartBR);\r |
49 | SetReadHandler(0x8000,0xFFFF,CartBR);\r |
50 | SetWriteHandler(0x8000,0xFFFF,BMCGS2004Write);\r |
51 | }\r |
52 | \r |
53 | static void BMCGS2004Reset(void)\r |
54 | {\r |
55 | reg=~0;\r |
56 | }\r |
57 | \r |
58 | static void StateRestore(int version)\r |
59 | {\r |
60 | Sync();\r |
61 | }\r |
62 | \r |
63 | void BMCGS2004_Init(CartInfo *info)\r |
64 | {\r |
65 | info->Reset=BMCGS2004Reset;\r |
66 | info->Power=BMCGS2004Power;\r |
67 | GameStateRestore=StateRestore;\r |
68 | AddExState(&StateRegs, ~0, 0, 0);\r |
69 | }\r |