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1 | /* FCE Ultra - NES/Famicom Emulator |
2 | * |
3 | * Copyright notice for this file: |
4 | * Copyright (C) 1998 BERO |
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5 | * Copyright (C) 2002 Xodnizel |
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6 | * |
7 | * This program is free software; you can redistribute it and/or modify |
8 | * it under the terms of the GNU General Public License as published by |
9 | * the Free Software Foundation; either version 2 of the License, or |
10 | * (at your option) any later version. |
11 | * |
12 | * This program is distributed in the hope that it will be useful, |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | * GNU General Public License for more details. |
16 | * |
17 | * You should have received a copy of the GNU General Public License |
18 | * along with this program; if not, write to the Free Software |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
20 | */ |
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21 | |
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22 | #include "mapinc.h" |
23 | |
24 | static uint8 latche; |
25 | |
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26 | //static DECLFW(Mapper2_write) |
27 | //{ |
28 | // latche=V; |
29 | // ROM_BANK16(0x8000,V); |
30 | //} |
31 | // |
32 | //void Mapper2_init(void) |
33 | //{ |
34 | // SetWriteHandler(0x8000,0xFFFF,Mapper2_write); |
35 | // AddExState(&latche, 1, 0, "LATC"); |
36 | //} |
37 | |
38 | //static DECLFW(Mapper3_write) |
39 | //{ |
40 | // VROM_BANK8(V); |
41 | // latche=V; |
42 | //} |
43 | |
44 | //void Mapper3_init(void) |
45 | //{ |
46 | // SetWriteHandler(0x8000,0xFFFF,Mapper3_write); |
47 | // AddExState(&latche, 1, 0, "LATC"); |
48 | //} |
49 | |
50 | static DECLFW(Mapper7_write) |
51 | { |
52 | // FCEU_printf("%04x,%04x\n",A,V); |
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53 | ROM_BANK32(V&0xF); |
54 | onemir((V>>4)&1); |
55 | latche=V; |
56 | } |
57 | |
58 | void Mapper7_init(void) |
59 | { |
60 | onemir(0); |
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61 | ROM_BANK32(0); |
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62 | SetWriteHandler(0x8000,0xFFFF,Mapper7_write); |
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63 | AddExState(&latche, 1, 0, "LATC"); |
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64 | } |
65 | |
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66 | static DECLFW(Mapper11_write) |
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67 | { |
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68 | ROM_BANK32(V&0xF); |
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69 | VROM_BANK8(V>>4); |
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70 | latche=V; |
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71 | } |
72 | |
73 | void Mapper11_init(void) |
74 | { |
75 | ROM_BANK32(0); |
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76 | SetWriteHandler(0x8000,0xFFFF,Mapper11_write); |
77 | AddExState(&latche, 1, 0, "LATC"); |
78 | } |
79 | void Mapper144_init(void) |
80 | { |
81 | ROM_BANK32(0); |
82 | SetWriteHandler(0x8001,0xFFFF,Mapper11_write); |
83 | AddExState(&latche, 1, 0, "LATC"); |
84 | |
85 | } |
86 | //static DECLFW(Mapper13_write) |
87 | //{ |
88 | // setchr4r(0x10,0x1000,V&3); |
89 | // setprg32(0x8000,(V>>4)&3); |
90 | // latche=V; |
91 | //} |
92 | |
93 | //static void Mapper13_StateRestore(int version) |
94 | //{ |
95 | // setchr4r(0x10,0x0000,0); |
96 | // setchr4r(0x10,0x1000,latche&3); |
97 | // setprg32(0x8000,(latche>>4)&3); |
98 | //} |
99 | |
100 | //void Mapper13_init(void) |
101 | //{ |
102 | // SetWriteHandler(0x8000,0xFFFF,Mapper13_write); |
103 | // GameStateRestore=Mapper13_StateRestore; |
104 | // AddExState(&latche, 1, 0, "LATC"); |
105 | // AddExState(MapperExRAM, 16384, 0, "CHRR"); |
106 | // SetupCartCHRMapping(0x10, MapperExRAM, 16384, 1); |
107 | // latche=0; |
108 | // Mapper13_StateRestore(FCEU_VERSION_NUMERIC); |
109 | //} |
110 | |
111 | static DECLFW(Mapper34_write) |
112 | { |
113 | switch(A) |
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114 | { |
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115 | case 0x7FFD:ROM_BANK32(V);break; |
116 | case 0x7FFE:VROM_BANK4(0x0000,V);break; |
117 | case 0x7fff:VROM_BANK4(0x1000,V);break; |
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118 | } |
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119 | if(A>=0x8000) |
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120 | ROM_BANK32(V); |
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121 | } |
122 | |
123 | void Mapper34_init(void) |
124 | { |
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125 | ROM_BANK32(0); |
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126 | SetWriteHandler(0x7ffd,0xffff,Mapper34_write); |
127 | } |
128 | |
129 | DECLFW(Mapper66_write) |
130 | { |
131 | VROM_BANK8(V&0xF); |
132 | ROM_BANK32((V>>4)); |
133 | latche=V; |
134 | } |
135 | |
136 | void Mapper66_init(void) |
137 | { |
138 | ROM_BANK32(0); |
139 | SetWriteHandler(0x6000,0xffff,Mapper66_write); |
140 | AddExState(&latche, 1, 0, "LATC"); |
141 | } |
142 | |
143 | DECLFW(Mapper152_write) |
144 | { |
145 | ROM_BANK16(0x8000,(V>>4)&0x7); |
146 | VROM_BANK8(V&0xF); |
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147 | onemir((V>>7)&1); /* Saint Seiya...hmm. */ |
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148 | latche=V; |
149 | } |
150 | |
151 | void Mapper152_init(void) |
152 | { |
153 | onemir(0); |
154 | SetWriteHandler(0x6000,0xffff,Mapper152_write); |
155 | AddExState(&latche, 1, 0, "LATC"); |
156 | } |
157 | |
158 | static DECLFW(Mapper70_write) |
159 | { |
160 | ROM_BANK16(0x8000,V>>4); |
161 | VROM_BANK8(V&0xF); |
162 | latche=V; |
163 | } |
164 | |
165 | void Mapper70_init(void) |
166 | { |
167 | SetWriteHandler(0x6000,0xffff,Mapper70_write); |
168 | AddExState(&latche, 1, 0, "LATC"); |
169 | } |
170 | /* Should be two separate emulation functions for this "mapper". Sigh. URGE TO KILL RISING. */ |
171 | static DECLFW(Mapper78_write) |
172 | { |
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173 | //printf("$%04x:$%02x\n",A,V&0x8); |
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174 | ROM_BANK16(0x8000,V&0x7); |
175 | VROM_BANK8(V>>4); |
176 | onemir((V>>3)&1); |
177 | latche=V; |
178 | } |
179 | |
180 | void Mapper78_init(void) |
181 | { |
182 | SetWriteHandler(0x8000,0xffff,Mapper78_write); |
183 | AddExState(&latche, 1, 0, "LATC"); |
184 | } |
185 | |
186 | DECLFW(Mapper87_write) |
187 | { |
188 | VROM_BANK8(V>>1); |
189 | latche=V; |
190 | } |
191 | |
192 | void Mapper87_init(void) |
193 | { |
194 | SetWriteHandler(0x6000,0xffff,Mapper87_write); |
195 | AddExState(&latche, 1, 0, "LATC"); |
196 | } |
197 | |
198 | DECLFW(Mapper93_write) |
199 | { |
200 | ROM_BANK16(0x8000,V>>4); |
201 | MIRROR_SET(V&1); |
202 | latche=V; |
203 | } |
204 | |
205 | void Mapper93_init(void) |
206 | { |
207 | SetWriteHandler(0x8000,0xffff,Mapper93_write); |
208 | AddExState(&latche, 1, 0, "LATC"); |
209 | } |
210 | |
211 | |
212 | DECLFW(Mapper94_write) |
213 | { |
214 | ROM_BANK16(0x8000,V>>2); |
215 | latche=V; |
216 | } |
217 | |
218 | void Mapper94_init(void) |
219 | { |
220 | SetWriteHandler(0x8000,0xffff,Mapper94_write); |
221 | AddExState(&latche, 1, 0, "LATC"); |
222 | } |
223 | |
224 | /* I might want to add some code to the mapper 96 PPU hook function |
225 | to not change CHR banks if the attribute table is being accessed, |
226 | if I make emulation a little more accurate in the future. |
227 | */ |
228 | |
229 | static uint8 M96LA; |
230 | static DECLFW(Mapper96_write) |
231 | { |
232 | latche=V; |
233 | setprg32(0x8000,V&3); |
234 | setchr4r(0x10,0x0000,(latche&4)|M96LA); |
235 | setchr4r(0x10,0x1000,(latche&4)|3); |
236 | } |
237 | |
238 | static void FP_FASTAPASS(1) M96Hook(uint32 A) |
239 | { |
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240 | if((A&0x3000)!=0x2000) return; |
241 | //if((A&0x3ff)>=0x3c0) return; |
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242 | M96LA=(A>>8)&3; |
243 | setchr4r(0x10,0x0000,(latche&4)|M96LA); |
244 | } |
245 | |
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246 | static void M96Sync(int v) |
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247 | { |
248 | setprg32(0x8000,latche&3); |
249 | setchr4r(0x10,0x0000,(latche&4)|M96LA); |
250 | setchr4r(0x10,0x1000,(latche&4)|3); |
251 | } |
252 | |
253 | void Mapper96_init(void) |
254 | { |
255 | SetWriteHandler(0x8000,0xffff,Mapper96_write); |
256 | PPU_hook=M96Hook; |
257 | AddExState(&latche, 1, 0, "LATC"); |
258 | AddExState(&M96LA, 1, 0, "LAVA"); |
259 | SetupCartCHRMapping(0x10, MapperExRAM, 32768, 1); |
260 | latche=M96LA=0; |
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261 | M96Sync(0); |
262 | setmirror(MI_0); |
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263 | GameStateRestore=M96Sync; |
264 | } |
265 | |
266 | static DECLFW(Mapper140_write) |
267 | { |
268 | VROM_BANK8(V&0xF); |
269 | ROM_BANK32((V>>4)&0xF); |
270 | } |
271 | |
272 | void Mapper140_init(void) |
273 | { |
274 | ROM_BANK32(0); |
275 | SetWriteHandler(0x6000,0x7FFF,Mapper140_write); |
276 | } |
277 | |
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278 | static void M185Sync(int version) |
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279 | { |
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280 | // on off |
281 | //1 0x0F, 0xF0 - Bird Week |
282 | //2 0x33, 0x00 - B-Wings |
283 | //3 0x11, 0x00 - Mighty Bomb Jack |
284 | //4 0x22, 0x20 - Sansuu 1 Nen, Sansuu 2 Nen |
285 | //5 0xFF, 0x00 - Sansuu 3 Nen |
286 | //6 0x21, 0x13 - Spy vs Spy |
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287 | |
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288 | // if((mapbyte1[0]&3)==1) // 6, 3 |
289 | // if(mapbyte1[0]&1) // 1, 2, 3, 5 |
290 | // if(mapbyte1[0]&2) // 1, 2, 4, 5, |
291 | if((mapbyte1[0]&2)||((mapbyte1[0]&3)==1)) // 1, 2, 3, 4, 5 |
292 | setchr8(0); |
293 | else |
294 | setchr8r(0x10,0); |
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295 | } |
296 | |
297 | static DECLFW(Mapper185_write) |
298 | { |
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299 | mapbyte1[0]=V; |
300 | M185Sync(0); |
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301 | } |
302 | |
303 | void Mapper185_init(void) |
304 | { |
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305 | int x; |
306 | for(x=0;x<8192;x++) |
307 | MapperExRAM[x]=0xff; |
308 | MapStateRestore=M185Sync; |
309 | mapbyte1[0]=0; |
310 | M185Sync(0); |
311 | SetupCartCHRMapping(0x10,MapperExRAM,8192,0); |
312 | SetWriteHandler(0x8000,0xFFFF,Mapper185_write); |
313 | } |
314 | |
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315 | |
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316 | static DECLFW(M156Write) |
317 | { |
318 | if(A>=0xc000 && A<=0xC003) |
319 | VROM_BANK1((A&3)*1024,V); |
320 | else if(A>=0xc008 && A<=0xc00b) |
321 | VROM_BANK1(0x1000+(A&3)*1024,V); |
322 | if(A==0xc010) ROM_BANK16(0x8000,V); |
323 | // printf("$%04x:$%02x\n",A,V); |
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324 | } |
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325 | |
326 | void Mapper156_init(void) |
327 | { |
328 | onemir(0); |
329 | SetWriteHandler(0xc000,0xc010,M156Write); |
330 | } |
331 | |
332 | static DECLFW(m107w) |
333 | { |
334 | ROM_BANK32((V>>1)&0x3); |
335 | VROM_BANK8(V&0x7); |
336 | } |
337 | |
338 | void Mapper107_init(void) |
339 | { |
340 | SetWriteHandler(0x8000,0xffff,m107w); |
341 | } |
342 | |