release r2, update credits
[fceu.git] / boards / gs-2013.c
... / ...
CommitLineData
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\r
21#include "mapinc.h"\r
22\r
23static uint8 reg, mirr;\r
24static SFORMAT StateRegs[]=\r
25{\r
26 {&reg, 1, "REGS"},\r
27 {&mirr, 1, "MIRR"},\r
28 {0}\r
29};\r
30\r
31static void Sync(void)\r
32{\r
33 setprg8r(0,0x6000,~0);\r
34 setprg32r((reg&8)>>3,0x8000,reg);\r
35 setchr8(0);\r
36}\r
37\r
38static DECLFW(BMCGS2013Write)\r
39{\r
40 reg=V;\r
41 Sync();\r
42}\r
43\r
44static void BMCGS2013Power(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,BMCGS2013Write);\r
51}\r
52\r
53static void BMCGS2013Reset(void)\r
54{\r
55 reg=~0;\r
56}\r
57\r
58static void StateRestore(int version)\r
59{\r
60 Sync();\r
61}\r
62\r
63void BMCGS2013_Init(CartInfo *info)\r
64{\r
65 info->Reset=BMCGS2013Reset;\r
66 info->Power=BMCGS2013Power;\r
67 GameStateRestore=StateRestore;\r
68 AddExState(&StateRegs, ~0, 0, 0);\r
69}\r