386f5371 |
1 | /* FCE Ultra - NES/Famicom Emulator\r |
2 | *\r |
3 | * Copyright notice for this file:\r |
4 | * Copyright (C) 2006 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 uint16 latche, latcheinit;\r |
24 | static uint16 addrreg0, addrreg1;\r |
25 | static void(*WSync)(void);\r |
26 | static readfunc defread;\r |
27 | \r |
28 | static DECLFW(LatchWrite)\r |
29 | {\r |
30 | FCEU_printf("%04x:%02x\n",A,V);\r |
31 | latche=A;\r |
32 | WSync();\r |
33 | }\r |
34 | \r |
35 | static void LatchReset(void)\r |
36 | {\r |
37 | latche=latcheinit;\r |
38 | WSync();\r |
39 | }\r |
40 | \r |
41 | static void LatchPower(void)\r |
42 | {\r |
43 | latche=latcheinit;\r |
44 | WSync();\r |
45 | SetReadHandler(0x8000,0xFFFF,defread);\r |
46 | SetWriteHandler(addrreg0,addrreg1,LatchWrite);\r |
47 | }\r |
48 | \r |
49 | static void StateRestore(int version)\r |
50 | {\r |
51 | WSync();\r |
52 | }\r |
53 | \r |
54 | static void Latch_Init(CartInfo *info, void (*proc)(void), readfunc func, uint16 init, uint16 adr0, uint16 adr1)\r |
55 | {\r |
56 | latcheinit=init;\r |
57 | addrreg0=adr0;\r |
58 | addrreg1=adr1;\r |
59 | WSync=proc;\r |
60 | if(func)\r |
61 | defread=func;\r |
62 | else\r |
63 | defread=CartBR;\r |
64 | info->Power=LatchPower;\r |
65 | info->Reset=LatchReset;\r |
66 | GameStateRestore=StateRestore;\r |
67 | AddExState(&latche, 2, 0, "LATC");\r |
68 | }\r |
69 | \r |
70 | //------------------ UNLCC21 ---------------------------\r |
71 | \r |
72 | static void UNLCC21Sync(void)\r |
73 | {\r |
74 | setprg32(0x8000,0);\r |
75 | setchr8(latche&1);\r |
76 | setmirror(MI_0+((latche&2)>>1));\r |
77 | }\r |
78 | \r |
79 | void UNLCC21_Init(CartInfo *info)\r |
80 | { \r |
81 | Latch_Init(info, UNLCC21Sync, 0, 0, 0x8000, 0xFFFF);\r |
82 | }\r |
83 | \r |
84 | //------------------ BMCD1038 ---------------------------\r |
85 | \r |
86 | static uint8 dipswitch;\r |
87 | static void BMCD1038Sync(void)\r |
88 | {\r |
89 | if(latche&0x80)\r |
90 | {\r |
91 | setprg16(0x8000,(latche&0x70)>>4);\r |
92 | setprg16(0xC000,(latche&0x70)>>4);\r |
93 | }\r |
94 | else\r |
95 | setprg32(0x8000,(latche&0x60)>>5);\r |
96 | setchr8(latche&7);\r |
97 | setmirror(((latche&8)>>3)^1);\r |
98 | }\r |
99 | \r |
100 | static DECLFR(BMCD1038Read)\r |
101 | {\r |
102 | if(latche&0x100)\r |
103 | return dipswitch;\r |
104 | else\r |
105 | return CartBR(A);\r |
106 | }\r |
107 | \r |
108 | static void BMCD1038Reset(void)\r |
109 | {\r |
110 | dipswitch++;\r |
111 | dipswitch&=3; \r |
112 | }\r |
113 | \r |
114 | void BMCD1038_Init(CartInfo *info)\r |
115 | { \r |
116 | Latch_Init(info, BMCD1038Sync, BMCD1038Read, 0, 0x8000, 0xFFFF);\r |
117 | info->Reset=BMCD1038Reset;\r |
118 | AddExState(&dipswitch, 1, 0, "DIPSW");\r |
119 | }\r |
120 | \r |
121 | \r |
122 | //------------------ Map 058 ---------------------------\r |
123 | \r |
124 | static void BMCGK192Sync(void)\r |
125 | {\r |
126 | if(latche&0x40)\r |
127 | {\r |
128 | setprg16(0x8000,latche&7);\r |
129 | setprg16(0xC000,latche&7);\r |
130 | }\r |
131 | else\r |
132 | setprg32(0x8000,(latche>>1)&3);\r |
133 | setchr8((latche>>3)&7);\r |
134 | setmirror(((latche&0x80)>>7)^1);\r |
135 | }\r |
136 | \r |
137 | void BMCGK192_Init(CartInfo *info)\r |
138 | {\r |
139 | Latch_Init(info, BMCGK192Sync, 0, 0, 0x8000, 0xFFFF);\r |
140 | }\r |
141 | \r |
142 | //------------------ Map 200 ---------------------------\r |
143 | \r |
144 | static void M200Sync(void)\r |
145 | {\r |
146 | // FCEU_printf("A\n");\r |
147 | setprg16(0x8000,latche&7);\r |
148 | setprg16(0xC000,latche&7);\r |
149 | setchr8(latche&7);\r |
150 | setmirror((latche&8)>>3);\r |
151 | }\r |
152 | \r |
153 | void Mapper200_Init(CartInfo *info)\r |
154 | { \r |
155 | Latch_Init(info, M200Sync, 0, 0xff, 0x8000, 0xFFFF);\r |
156 | }\r |
157 | \r |
158 | //------------------ 190in1 ---------------------------\r |
159 | \r |
160 | static void BMC190in1Sync(void)\r |
161 | {\r |
162 | setprg16(0x8000,(latche>>2)&0x07);\r |
163 | setprg16(0xC000,(latche>>2)&0x07);\r |
164 | setchr8((latche>>2)&0x07);\r |
165 | setmirror((latche&1)^1);\r |
166 | }\r |
167 | \r |
168 | void BMC190in1_Init(CartInfo *info)\r |
169 | { \r |
170 | Latch_Init(info, BMC190in1Sync, 0, 0, 0x8000, 0xFFFF);\r |
171 | }\r |
172 | \r |