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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\r |
19 | *\r |
20 | * FDS Conversion\r |
21 | *\r |
22 | * Bubble Bobble CHR-ROM version\r |
23 | *\r |
24 | */\r |
25 | \r |
26 | #include "mapinc.h"\r |
27 | \r |
28 | static uint8 reg, chr;\r |
29 | \r |
30 | static SFORMAT StateRegs[]=\r |
31 | {\r |
32 | {®, 1, "REG"},\r |
33 | {&chr, 1, "CHR"},\r |
34 | {0}\r |
35 | };\r |
36 | \r |
37 | static void Sync(void)\r |
38 | {\r |
39 | setprg8(0x6000,reg&3);\r |
40 | setprg32(0x8000,~0);\r |
41 | setchr8(chr&3);\r |
42 | }\r |
43 | \r |
44 | static DECLFW(UNLBBWrite)\r |
45 | {\r |
46 | if((A & 0x9000) == 0x8000)\r |
47 | reg=chr=V;\r |
48 | else\r |
49 | chr=V&1; // hacky hacky, ProWres simplified FDS conversion 2-in-1 mapper\r |
50 | Sync();\r |
51 | }\r |
52 | \r |
53 | static void UNLBBPower(void)\r |
54 | {\r |
55 | chr = 0;\r |
56 | reg = ~0;\r |
57 | Sync();\r |
58 | SetReadHandler(0x6000,0x7FFF,CartBR);\r |
59 | SetReadHandler(0x8000,0xFFFF,CartBR);\r |
60 | SetWriteHandler(0x8000,0xFFFF,UNLBBWrite);\r |
61 | }\r |
62 | \r |
63 | static void StateRestore(int version)\r |
64 | {\r |
65 | Sync();\r |
66 | }\r |
67 | \r |
68 | void UNLBB_Init(CartInfo *info)\r |
69 | {\r |
70 | info->Power=UNLBBPower;\r |
71 | GameStateRestore=StateRestore;\r |
72 | AddExState(&StateRegs, ~0, 0, 0);\r |
73 | }\r |