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 |
43725da7 |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\r |
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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 |
43725da7 |
30 | // FCEU_printf("%04x:%02x\n",A,V);\r |
386f5371 |
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 |
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122 | //------------------ UNL43272 ---------------------------\r |
123 | // mapper much complex, including 16K bankswitching \r |
124 | static void UNL43272Sync(void)\r |
125 | {\r |
126 | if((latche&0x81) == 0x81)\r |
127 | {\r |
128 | setprg32(0x8000,(latche&0x38)>>3);\r |
129 | }\r |
130 | else\r |
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131 | FCEU_printf("unrecognized command %04x!\n",latche);\r |
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132 | setchr8(0);\r |
133 | setmirror(0);\r |
134 | }\r |
135 | \r |
136 | static DECLFR(UNL43272Read)\r |
137 | {\r |
138 | if(latche&0x400)\r |
139 | return CartBR(A & 0xFE);\r |
140 | else\r |
141 | return CartBR(A);\r |
142 | }\r |
143 | \r |
144 | static void UNL43272Reset(void)\r |
145 | {\r |
146 | latche = 0;\r |
147 | UNL43272Sync();\r |
148 | }\r |
149 | \r |
150 | void UNL43272_Init(CartInfo *info)\r |
151 | { \r |
152 | Latch_Init(info, UNL43272Sync, UNL43272Read, 0x81, 0x8000, 0xFFFF);\r |
153 | info->Reset=UNL43272Reset;\r |
154 | AddExState(&dipswitch, 1, 0, "DIPSW");\r |
155 | }\r |
156 | \r |
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157 | //------------------ Map 058 ---------------------------\r |
158 | \r |
159 | static void BMCGK192Sync(void)\r |
160 | {\r |
161 | if(latche&0x40)\r |
162 | {\r |
163 | setprg16(0x8000,latche&7);\r |
164 | setprg16(0xC000,latche&7);\r |
165 | }\r |
166 | else\r |
167 | setprg32(0x8000,(latche>>1)&3);\r |
168 | setchr8((latche>>3)&7);\r |
169 | setmirror(((latche&0x80)>>7)^1);\r |
170 | }\r |
171 | \r |
172 | void BMCGK192_Init(CartInfo *info)\r |
173 | {\r |
174 | Latch_Init(info, BMCGK192Sync, 0, 0, 0x8000, 0xFFFF);\r |
175 | }\r |
176 | \r |
43725da7 |
177 | //------------------ Map 092 ---------------------------\r |
178 | // Another two-in-one mapper, two Jaleco carts uses similar\r |
179 | // hardware, but with different wiring.\r |
180 | // Original code provided by LULU\r |
181 | // Additionally, PCB contains DSP extra sound chip, used for voice samples (unemulated)\r |
182 | \r |
183 | static void M92Sync(void)\r |
184 | {\r |
185 | uint8 reg = latche & 0xF0;\r |
186 | setprg16(0x8000,0);\r |
187 | if(latche>=0x9000)\r |
188 | {\r |
189 | switch (reg)\r |
190 | {\r |
191 | case 0xD0: setprg16(0xc000, latche & 15); break;\r |
192 | case 0xE0: setchr8(latche & 15); break;\r |
193 | }\r |
194 | }\r |
195 | else\r |
196 | {\r |
197 | switch (reg)\r |
198 | {\r |
199 | case 0xB0: setprg16(0xc000, latche & 15); break;\r |
200 | case 0x70: setchr8(latche & 15); break;\r |
201 | }\r |
202 | }\r |
203 | }\r |
204 | \r |
205 | void Mapper92_Init(CartInfo *info)\r |
206 | {\r |
207 | Latch_Init(info, M92Sync, 0, 0x80B0, 0x8000, 0xFFFF);\r |
208 | }\r |
209 | \r |
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210 | //------------------ Map 200 ---------------------------\r |
211 | \r |
212 | static void M200Sync(void)\r |
213 | {\r |
214 | // FCEU_printf("A\n");\r |
215 | setprg16(0x8000,latche&7);\r |
216 | setprg16(0xC000,latche&7);\r |
217 | setchr8(latche&7);\r |
218 | setmirror((latche&8)>>3);\r |
219 | }\r |
220 | \r |
221 | void Mapper200_Init(CartInfo *info)\r |
222 | { \r |
223 | Latch_Init(info, M200Sync, 0, 0xff, 0x8000, 0xFFFF);\r |
224 | }\r |
225 | \r |
226 | //------------------ 190in1 ---------------------------\r |
227 | \r |
228 | static void BMC190in1Sync(void)\r |
229 | {\r |
230 | setprg16(0x8000,(latche>>2)&0x07);\r |
231 | setprg16(0xC000,(latche>>2)&0x07);\r |
232 | setchr8((latche>>2)&0x07);\r |
233 | setmirror((latche&1)^1);\r |
234 | }\r |
235 | \r |
236 | void BMC190in1_Init(CartInfo *info)\r |
237 | { \r |
238 | Latch_Init(info, BMC190in1Sync, 0, 0, 0x8000, 0xFFFF);\r |
239 | }\r |
240 | \r |
43725da7 |
241 | //-------------- BMC810544-C-A1 ------------------------\r |
242 | \r |
243 | static void BMC810544CA1Sync(void)\r |
244 | {\r |
245 | uint32 bank = latche>>7;\r |
246 | if(latche&0x40)\r |
247 | setprg32(0x8000,bank);\r |
248 | else\r |
249 | {\r |
250 | setprg16(0x8000,(bank<<1)|((latche>>5)&1));\r |
251 | setprg16(0xC000,(bank<<1)|((latche>>5)&1));\r |
252 | }\r |
253 | setchr8(latche&0x0f);\r |
254 | setmirror(((latche>>4)&1)^1);\r |
255 | }\r |
256 | \r |
257 | void BMC810544CA1_Init(CartInfo *info)\r |
258 | { \r |
259 | Latch_Init(info, BMC810544CA1Sync, 0, 0, 0x8000, 0xFFFF);\r |
260 | }\r |
261 | \r |
262 | //-------------- BMCNTD-03 ------------------------\r |
263 | \r |
264 | static void BMCNTD03Sync(void)\r |
265 | {\r |
266 | // 1PPP Pmcc spxx xccc\r |
267 | // 1000 0000 0000 0000 v\r |
268 | // 1001 1100 0000 0100 h\r |
269 | // 1011 1010 1100 0100\r |
270 | uint32 prg = ((latche>>10)&0x1e);\r |
271 | uint32 chr = ((latche&0x0300)>>5)|(latche&7);\r |
272 | if(latche&0x80)\r |
273 | {\r |
274 | setprg16(0x8000,prg|((latche>>6)&1));\r |
275 | setprg16(0xC000,prg|((latche>>6)&1));\r |
276 | }\r |
277 | else\r |
278 | setprg32(0x8000,prg>>1);\r |
279 | setchr8(chr);\r |
280 | setmirror(((latche>>10)&1)^1);\r |
281 | }\r |
282 | \r |
283 | void BMCNTD03_Init(CartInfo *info)\r |
284 | { \r |
285 | Latch_Init(info, BMCNTD03Sync, 0, 0, 0x8000, 0xFFFF);\r |
286 | }\r |