c62d2810 |
1 | /* FCE Ultra - NES/Famicom Emulator |
2 | * |
3 | * Copyright notice for this file: |
d97315ac |
4 | * Copyright (C) 2002 Xodnizel |
c62d2810 |
5 | * |
6 | * This program is free software; you can redistribute it and/or modify |
7 | * it under the terms of the GNU General Public License as published by |
8 | * the Free Software Foundation; either version 2 of the License, or |
9 | * (at your option) any later version. |
10 | * |
11 | * This program is distributed in the hope that it will be useful, |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | * GNU General Public License for more details. |
15 | * |
16 | * You should have received a copy of the GNU General Public License |
17 | * along with this program; if not, write to the Free Software |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
19 | */ |
20 | |
21 | #include <string.h> |
22 | #include <stdlib.h> |
d97315ac |
23 | #include <stdio.h> |
c62d2810 |
24 | |
25 | #include "types.h" |
c62d2810 |
26 | #include "fce.h" |
d97315ac |
27 | #include "ppu.h" |
28 | |
c62d2810 |
29 | #include "cart.h" |
30 | #include "memory.h" |
d97315ac |
31 | #include "x6502.h" |
c62d2810 |
32 | |
33 | #include "general.h" |
d97315ac |
34 | |
c62d2810 |
35 | #include "svga.h" |
d97315ac |
36 | #include "file.h" |
37 | |
38 | #define FCEUPPU_LineUpdate(...) |
c62d2810 |
39 | |
937bf65b |
40 | /* |
c62d2810 |
41 | This file contains all code for coordinating the mapping in of the |
42 | address space external to the NES. |
43 | It's also (ab)used by the NSF code. |
44 | */ |
45 | |
46 | uint8 *Page[32],*VPage[8]; |
47 | uint8 **VPageR=VPage; |
48 | uint8 *VPageG[8]; |
49 | uint8 *MMC5SPRVPage[8]; |
50 | uint8 *MMC5BGVPage[8]; |
51 | |
d97315ac |
52 | static uint8 PRGIsRAM[32]; /* This page is/is not PRG RAM. */ |
c62d2810 |
53 | |
d97315ac |
54 | /* 16 are (sort of) reserved for UNIF/iNES and 16 to map other stuff. */ |
c62d2810 |
55 | static int CHRram[32]; |
56 | static int PRGram[32]; |
57 | |
58 | uint8 *PRGptr[32]; |
59 | uint8 *CHRptr[32]; |
60 | |
61 | uint32 PRGsize[32]; |
62 | uint32 CHRsize[32]; |
63 | |
64 | uint32 PRGmask2[32]; |
65 | uint32 PRGmask4[32]; |
66 | uint32 PRGmask8[32]; |
67 | uint32 PRGmask16[32]; |
68 | uint32 PRGmask32[32]; |
69 | |
70 | uint32 CHRmask1[32]; |
71 | uint32 CHRmask2[32]; |
72 | uint32 CHRmask4[32]; |
73 | uint32 CHRmask8[32]; |
74 | |
75 | int geniestage=0; |
76 | |
77 | int modcon; |
78 | |
79 | uint8 genieval[3]; |
80 | uint8 geniech[3]; |
81 | |
82 | uint32 genieaddr[3]; |
83 | |
d97315ac |
84 | static INLINE void setpageptr(int s, uint32 A, uint8 *p, int ram) |
c62d2810 |
85 | { |
86 | uint32 AB=A>>11; |
87 | int x; |
88 | |
d97315ac |
89 | if(p) |
90 | for(x=(s>>1)-1;x>=0;x--) |
91 | { |
92 | PRGIsRAM[AB+x]=ram; |
93 | Page[AB+x]=p-A; |
94 | } |
95 | else |
96 | for(x=(s>>1)-1;x>=0;x--) |
97 | { |
98 | PRGIsRAM[AB+x]=0; |
99 | Page[AB+x]=0; |
100 | } |
c62d2810 |
101 | } |
102 | |
d97315ac |
103 | static uint8 nothing[8192]; |
c62d2810 |
104 | void ResetCartMapping(void) |
105 | { |
106 | int x; |
107 | |
108 | for(x=0;x<32;x++) |
109 | { |
d97315ac |
110 | Page[x]=nothing-x*2048; |
c62d2810 |
111 | PRGptr[x]=CHRptr[x]=0; |
112 | PRGsize[x]=CHRsize[x]=0; |
113 | } |
114 | for(x=0;x<8;x++) |
115 | { |
d97315ac |
116 | MMC5SPRVPage[x]=MMC5BGVPage[x]=VPageR[x]=nothing-0x400*x; |
c62d2810 |
117 | } |
118 | |
119 | } |
120 | |
121 | void SetupCartPRGMapping(int chip, uint8 *p, uint32 size, int ram) |
122 | { |
123 | PRGptr[chip]=p; |
124 | PRGsize[chip]=size; |
125 | |
126 | PRGmask2[chip]=(size>>11)-1; |
127 | PRGmask4[chip]=(size>>12)-1; |
128 | PRGmask8[chip]=(size>>13)-1; |
129 | PRGmask16[chip]=(size>>14)-1; |
937bf65b |
130 | PRGmask32[chip]=(size>>15)-1; |
c62d2810 |
131 | |
132 | PRGram[chip]=ram?1:0; |
133 | } |
134 | |
135 | void SetupCartCHRMapping(int chip, uint8 *p, uint32 size, int ram) |
136 | { |
137 | CHRptr[chip]=p; |
138 | CHRsize[chip]=size; |
139 | |
140 | CHRmask1[chip]=(size>>10)-1; |
141 | CHRmask2[chip]=(size>>11)-1; |
142 | CHRmask4[chip]=(size>>12)-1; |
143 | CHRmask8[chip]=(size>>13)-1; |
144 | |
145 | CHRram[chip]=ram; |
146 | } |
147 | |
148 | DECLFR(CartBR) |
149 | { |
150 | return Page[A>>11][A]; |
151 | } |
152 | |
d97315ac |
153 | DECLFW(CartBW) |
c62d2810 |
154 | { |
d97315ac |
155 | //printf("Ok: %04x:%02x, %d\n",A,V,PRGIsRAM[A>>11]); |
156 | if(PRGIsRAM[A>>11] && Page[A>>11]) |
157 | Page[A>>11][A]=V; |
158 | } |
159 | |
160 | DECLFR(CartBROB) |
161 | { |
162 | if(!Page[A>>11]) return(X.DB); |
163 | return Page[A>>11][A]; |
164 | } |
c62d2810 |
165 | |
d97315ac |
166 | void FASTAPASS(3) setprg2r(int r, unsigned int A, unsigned int V) |
167 | { |
168 | V&=PRGmask2[r]; |
169 | setpageptr(2,A,PRGptr[r]?(&PRGptr[r][V<<11]):0,PRGram[r]); |
c62d2810 |
170 | } |
171 | |
172 | void FASTAPASS(2) setprg2(uint32 A, uint32 V) |
173 | { |
174 | setprg2r(0,A,V); |
175 | } |
176 | |
d97315ac |
177 | void FASTAPASS(3) setprg4r(int r, unsigned int A, unsigned int V) |
c62d2810 |
178 | { |
c62d2810 |
179 | V&=PRGmask4[r]; |
d97315ac |
180 | setpageptr(4,A,PRGptr[r]?(&PRGptr[r][V<<12]):0,PRGram[r]); |
c62d2810 |
181 | } |
182 | |
183 | void FASTAPASS(2) setprg4(uint32 A, uint32 V) |
184 | { |
185 | setprg4r(0,A,V); |
186 | } |
187 | |
d97315ac |
188 | void FASTAPASS(3) setprg8r(int r, unsigned int A, unsigned int V) |
c62d2810 |
189 | { |
c62d2810 |
190 | if(PRGsize[r]>=8192) |
191 | { |
192 | V&=PRGmask8[r]; |
d97315ac |
193 | setpageptr(8,A,PRGptr[r]?(&PRGptr[r][V<<13]):0,PRGram[r]); |
c62d2810 |
194 | } |
195 | else |
196 | { |
197 | uint32 VA=V<<2; |
198 | int x; |
199 | for(x=0;x<4;x++) |
d97315ac |
200 | setpageptr(2,A+(x<<11),PRGptr[r]?(&PRGptr[r][((VA+x)&PRGmask2[r])<<11]):0,PRGram[r]); |
c62d2810 |
201 | } |
202 | } |
203 | |
204 | void FASTAPASS(2) setprg8(uint32 A, uint32 V) |
205 | { |
206 | setprg8r(0,A,V); |
207 | } |
208 | |
d97315ac |
209 | void FASTAPASS(3) setprg16r(int r, unsigned int A, unsigned int V) |
c62d2810 |
210 | { |
c62d2810 |
211 | if(PRGsize[r]>=16384) |
212 | { |
213 | V&=PRGmask16[r]; |
d97315ac |
214 | setpageptr(16,A,PRGptr[r]?(&PRGptr[r][V<<14]):0,PRGram[r]); |
c62d2810 |
215 | } |
216 | else |
217 | { |
218 | uint32 VA=V<<3; |
219 | int x; |
220 | |
221 | for(x=0;x<8;x++) |
d97315ac |
222 | setpageptr(2,A+(x<<11),PRGptr[r]?(&PRGptr[r][((VA+x)&PRGmask2[r])<<11]):0,PRGram[r]); |
c62d2810 |
223 | } |
224 | } |
225 | |
226 | void FASTAPASS(2) setprg16(uint32 A, uint32 V) |
227 | { |
228 | setprg16r(0,A,V); |
229 | } |
230 | |
d97315ac |
231 | void FASTAPASS(3) setprg32r(int r,unsigned int A, unsigned int V) |
c62d2810 |
232 | { |
c62d2810 |
233 | if(PRGsize[r]>=32768) |
234 | { |
235 | V&=PRGmask32[r]; |
d97315ac |
236 | setpageptr(32,A,PRGptr[r]?(&PRGptr[r][V<<15]):0,PRGram[r]); |
c62d2810 |
237 | } |
238 | else |
239 | { |
240 | uint32 VA=V<<4; |
241 | int x; |
242 | |
243 | for(x=0;x<16;x++) |
d97315ac |
244 | setpageptr(2,A+(x<<11),PRGptr[r]?(&PRGptr[r][((VA+x)&PRGmask2[r])<<11]):0,PRGram[r]); |
c62d2810 |
245 | } |
246 | } |
247 | |
248 | void FASTAPASS(2) setprg32(uint32 A, uint32 V) |
249 | { |
250 | setprg32r(0,A,V); |
251 | } |
252 | |
d97315ac |
253 | void FASTAPASS(3) setchr1r(int r, unsigned int A, unsigned int V) |
c62d2810 |
254 | { |
255 | if(!CHRptr[r]) return; |
d97315ac |
256 | FCEUPPU_LineUpdate(); |
c62d2810 |
257 | V&=CHRmask1[r]; |
258 | if(CHRram[r]) |
259 | PPUCHRRAM|=(1<<(A>>10)); |
260 | else |
261 | PPUCHRRAM&=~(1<<(A>>10)); |
262 | VPageR[(A)>>10]=&CHRptr[r][(V)<<10]-(A); |
263 | } |
264 | |
d97315ac |
265 | void FASTAPASS(3) setchr2r(int r, unsigned int A, unsigned int V) |
c62d2810 |
266 | { |
267 | if(!CHRptr[r]) return; |
d97315ac |
268 | FCEUPPU_LineUpdate(); |
c62d2810 |
269 | V&=CHRmask2[r]; |
270 | VPageR[(A)>>10]=VPageR[((A)>>10)+1]=&CHRptr[r][(V)<<11]-(A); |
271 | if(CHRram[r]) |
272 | PPUCHRRAM|=(3<<(A>>10)); |
273 | else |
274 | PPUCHRRAM&=~(3<<(A>>10)); |
275 | } |
276 | |
d97315ac |
277 | void FASTAPASS(3) setchr4r(int r, unsigned int A, unsigned int V) |
c62d2810 |
278 | { |
279 | if(!CHRptr[r]) return; |
d97315ac |
280 | FCEUPPU_LineUpdate(); |
c62d2810 |
281 | V&=CHRmask4[r]; |
282 | VPageR[(A)>>10]=VPageR[((A)>>10)+1]= |
283 | VPageR[((A)>>10)+2]=VPageR[((A)>>10)+3]=&CHRptr[r][(V)<<12]-(A); |
284 | if(CHRram[r]) |
285 | PPUCHRRAM|=(15<<(A>>10)); |
286 | else |
287 | PPUCHRRAM&=~(15<<(A>>10)); |
288 | } |
289 | |
d97315ac |
290 | void FASTAPASS(2) setchr8r(int r, unsigned int V) |
c62d2810 |
291 | { |
292 | int x; |
293 | |
294 | if(!CHRptr[r]) return; |
d97315ac |
295 | FCEUPPU_LineUpdate(); |
c62d2810 |
296 | V&=CHRmask8[r]; |
297 | for(x=7;x>=0;x--) |
298 | VPageR[x]=&CHRptr[r][V<<13]; |
299 | if(CHRram[r]) |
300 | PPUCHRRAM|=(255); |
301 | else |
302 | PPUCHRRAM&=~(255); |
303 | } |
304 | |
305 | void FASTAPASS(2) setchr1(unsigned int A, unsigned int V) |
306 | { |
307 | setchr1r(0,A,V); |
308 | } |
309 | |
310 | void FASTAPASS(2) setchr2(unsigned int A, unsigned int V) |
311 | { |
312 | setchr2r(0,A,V); |
313 | } |
314 | |
315 | void FASTAPASS(2) setchr4(unsigned int A, unsigned int V) |
316 | { |
317 | setchr4r(0,A,V); |
318 | } |
319 | |
d97315ac |
320 | void FASTAPASS(1) setchr8(unsigned int V) |
c62d2810 |
321 | { |
322 | setchr8r(0,V); |
323 | } |
324 | |
325 | void FASTAPASS(1) setvram8(uint8 *p) |
326 | { |
327 | int x; |
328 | for(x=7;x>=0;x--) |
329 | VPageR[x]=p; |
330 | PPUCHRRAM|=255; |
331 | } |
332 | |
333 | void FASTAPASS(2) setvram4(uint32 A, uint8 *p) |
334 | { |
335 | int x; |
336 | for(x=3;x>=0;x--) |
337 | VPageR[(A>>10)+x]=p-A; |
338 | PPUCHRRAM|=(15<<(A>>10)); |
339 | } |
340 | |
341 | void FASTAPASS(3) setvramb1(uint8 *p, uint32 A, uint32 b) |
342 | { |
d97315ac |
343 | FCEUPPU_LineUpdate(); |
c62d2810 |
344 | VPageR[A>>10]=p-A+(b<<10); |
345 | PPUCHRRAM|=(1<<(A>>10)); |
346 | } |
347 | |
348 | void FASTAPASS(3) setvramb2(uint8 *p, uint32 A, uint32 b) |
349 | { |
d97315ac |
350 | FCEUPPU_LineUpdate(); |
c62d2810 |
351 | VPageR[(A>>10)]=VPageR[(A>>10)+1]=p-A+(b<<11); |
352 | PPUCHRRAM|=(3<<(A>>10)); |
353 | } |
354 | |
355 | void FASTAPASS(3) setvramb4(uint8 *p, uint32 A, uint32 b) |
356 | { |
357 | int x; |
358 | |
d97315ac |
359 | FCEUPPU_LineUpdate(); |
c62d2810 |
360 | for(x=3;x>=0;x--) |
361 | VPageR[(A>>10)+x]=p-A+(b<<12); |
362 | PPUCHRRAM|=(15<<(A>>10)); |
363 | } |
364 | |
365 | void FASTAPASS(2) setvramb8(uint8 *p, uint32 b) |
366 | { |
367 | int x; |
368 | |
d97315ac |
369 | FCEUPPU_LineUpdate(); |
c62d2810 |
370 | for(x=7;x>=0;x--) |
371 | VPageR[x]=p+(b<<13); |
372 | PPUCHRRAM|=255; |
373 | } |
374 | |
375 | /* This function can be called without calling SetupCartMirroring(). */ |
376 | |
377 | void FASTAPASS(3) setntamem(uint8 *p, int ram, uint32 b) |
378 | { |
d97315ac |
379 | FCEUPPU_LineUpdate(); |
c62d2810 |
380 | vnapage[b]=p; |
381 | PPUNTARAM&=~(1<<b); |
382 | if(ram) |
383 | PPUNTARAM|=1<<b; |
384 | } |
385 | |
386 | static int mirrorhard=0; |
387 | void setmirrorw(int a, int b, int c, int d) |
388 | { |
d97315ac |
389 | FCEUPPU_LineUpdate(); |
c62d2810 |
390 | vnapage[0]=NTARAM+a*0x400; |
391 | vnapage[1]=NTARAM+b*0x400; |
392 | vnapage[2]=NTARAM+c*0x400; |
393 | vnapage[3]=NTARAM+d*0x400; |
394 | } |
395 | |
396 | void FASTAPASS(1) setmirror(int t) |
397 | { |
d97315ac |
398 | FCEUPPU_LineUpdate(); |
c62d2810 |
399 | if(!mirrorhard) |
400 | { |
401 | switch(t) |
402 | { |
403 | case MI_H: |
404 | vnapage[0]=vnapage[1]=NTARAM;vnapage[2]=vnapage[3]=NTARAM+0x400; |
405 | break; |
406 | case MI_V: |
407 | vnapage[0]=vnapage[2]=NTARAM;vnapage[1]=vnapage[3]=NTARAM+0x400; |
408 | break; |
409 | case MI_0: |
410 | vnapage[0]=vnapage[1]=vnapage[2]=vnapage[3]=NTARAM; |
411 | break; |
412 | case MI_1: |
413 | vnapage[0]=vnapage[1]=vnapage[2]=vnapage[3]=NTARAM+0x400; |
414 | break; |
415 | } |
416 | PPUNTARAM=0xF; |
417 | } |
418 | } |
419 | |
420 | void SetupCartMirroring(int m, int hard, uint8 *extra) |
421 | { |
422 | if(m<4) |
d97315ac |
423 | { |
424 | mirrorhard = 0; |
c62d2810 |
425 | setmirror(m); |
d97315ac |
426 | } |
c62d2810 |
427 | else |
428 | { |
429 | vnapage[0]=NTARAM; |
430 | vnapage[1]=NTARAM+0x400; |
431 | vnapage[2]=extra; |
432 | vnapage[3]=extra+0x400; |
433 | PPUNTARAM=0xF; |
434 | } |
435 | mirrorhard=hard; |
436 | } |
437 | |
438 | static uint8 *GENIEROM=0; |
439 | |
440 | void FixGenieMap(void); |
441 | |
442 | /* Called when a game(file) is opened successfully. */ |
443 | void OpenGenie(void) |
444 | { |
445 | FILE *fp; |
446 | int x; |
447 | |
448 | if(!GENIEROM) |
449 | { |
d97315ac |
450 | char *fn; |
451 | |
452 | if(!(GENIEROM=(uint8 *)FCEU_malloc(4096+1024))) return; |
c62d2810 |
453 | |
d97315ac |
454 | fn=FCEU_MakeFName(FCEUMKF_GGROM,0,0); |
455 | fp=fopen(fn,"rb"); |
92764e62 |
456 | free(fn); |
d97315ac |
457 | if(!fp) |
c62d2810 |
458 | { |
459 | FCEU_PrintError("Error opening Game Genie ROM image!"); |
460 | free(GENIEROM); |
461 | GENIEROM=0; |
462 | return; |
463 | } |
464 | if(fread(GENIEROM,1,16,fp)!=16) |
465 | { |
466 | grerr: |
467 | FCEU_PrintError("Error reading from Game Genie ROM image!"); |
468 | free(GENIEROM); |
469 | GENIEROM=0; |
470 | fclose(fp); |
471 | return; |
472 | } |
d97315ac |
473 | if(GENIEROM[0]==0x4E) /* iNES ROM image */ |
c62d2810 |
474 | { |
475 | if(fread(GENIEROM,1,4096,fp)!=4096) |
476 | goto grerr; |
477 | if(fseek(fp,16384-4096,SEEK_CUR)) |
478 | goto grerr; |
479 | if(fread(GENIEROM+4096,1,256,fp)!=256) |
480 | goto grerr; |
481 | } |
482 | else |
483 | { |
484 | if(fread(GENIEROM+16,1,4352-16,fp)!=(4352-16)) |
485 | goto grerr; |
486 | } |
487 | fclose(fp); |
937bf65b |
488 | |
c62d2810 |
489 | /* Workaround for the FCE Ultra CHR page size only being 1KB */ |
490 | for(x=0;x<4;x++) |
491 | memcpy(GENIEROM+4096+(x<<8),GENIEROM+4096,256); |
492 | } |
493 | |
494 | geniestage=1; |
495 | } |
496 | |
497 | /* Called when a game is closed. */ |
498 | void CloseGenie(void) |
499 | { |
500 | /* No good reason to free() the Game Genie ROM image data. */ |
501 | geniestage=0; |
502 | FlushGenieRW(); |
503 | VPageR=VPage; |
504 | } |
505 | |
d97315ac |
506 | void FCEU_KillGenie(void) |
507 | { |
508 | if(GENIEROM) |
509 | { |
510 | free(GENIEROM); |
511 | GENIEROM=0; |
512 | } |
513 | } |
514 | |
c62d2810 |
515 | static DECLFR(GenieRead) |
516 | { |
517 | return GENIEROM[A&4095]; |
518 | } |
519 | |
520 | static DECLFW(GenieWrite) |
521 | { |
522 | switch(A) |
523 | { |
524 | case 0x800c: |
525 | case 0x8008: |
526 | case 0x8004:genieval[((A-4)&0xF)>>2]=V;break; |
527 | |
528 | case 0x800b: |
529 | case 0x8007: |
530 | case 0x8003:geniech[((A-3)&0xF)>>2]=V;break; |
531 | |
532 | case 0x800a: |
533 | case 0x8006: |
534 | case 0x8002:genieaddr[((A-2)&0xF)>>2]&=0xFF00;genieaddr[((A-2)&0xF)>>2]|=V;break; |
535 | |
536 | case 0x8009: |
537 | case 0x8005: |
538 | case 0x8001:genieaddr[((A-1)&0xF)>>2]&=0xFF;genieaddr[((A-1)&0xF)>>2]|=(V|0x80)<<8;break; |
539 | |
540 | case 0x8000:if(!V) |
d97315ac |
541 | FixGenieMap(); |
542 | else |
543 | { |
544 | modcon=V^0xFF; |
545 | if(V==0x71) |
546 | modcon=0; |
547 | } |
548 | break; |
c62d2810 |
549 | } |
550 | } |
551 | |
552 | static readfunc GenieBackup[3]; |
553 | |
554 | static DECLFR(GenieFix1) |
555 | { |
556 | uint8 r=GenieBackup[0](A); |
557 | |
d97315ac |
558 | if((modcon>>1)&1) // No check |
c62d2810 |
559 | return genieval[0]; |
560 | else if(r==geniech[0]) |
561 | return genieval[0]; |
562 | |
563 | return r; |
564 | } |
565 | |
566 | static DECLFR(GenieFix2) |
567 | { |
568 | uint8 r=GenieBackup[1](A); |
569 | |
d97315ac |
570 | if((modcon>>2)&1) // No check |
c62d2810 |
571 | return genieval[1]; |
572 | else if(r==geniech[1]) |
573 | return genieval[1]; |
574 | |
575 | return r; |
576 | } |
577 | |
578 | static DECLFR(GenieFix3) |
579 | { |
580 | uint8 r=GenieBackup[2](A); |
581 | |
d97315ac |
582 | if((modcon>>3)&1) // No check |
c62d2810 |
583 | return genieval[2]; |
584 | else if(r==geniech[2]) |
585 | return genieval[2]; |
586 | |
587 | return r; |
588 | } |
589 | |
590 | |
591 | void FixGenieMap(void) |
592 | { |
593 | int x; |
594 | |
595 | geniestage=2; |
596 | |
597 | for(x=0;x<8;x++) |
598 | VPage[x]=VPageG[x]; |
599 | |
600 | VPageR=VPage; |
601 | FlushGenieRW(); |
d97315ac |
602 | //printf("Rightyo\n"); |
c62d2810 |
603 | for(x=0;x<3;x++) |
604 | if((modcon>>(4+x))&1) |
605 | { |
606 | readfunc tmp[3]={GenieFix1,GenieFix2,GenieFix3}; |
607 | GenieBackup[x]=GetReadHandler(genieaddr[x]); |
608 | SetReadHandler(genieaddr[x],genieaddr[x],tmp[x]); |
609 | } |
610 | } |
611 | |
612 | void GeniePower(void) |
613 | { |
614 | uint32 x; |
615 | |
616 | if(!geniestage) |
617 | return; |
618 | |
619 | geniestage=1; |
620 | for(x=0;x<3;x++) |
621 | { |
622 | genieval[x]=0xFF; |
623 | geniech[x]=0xFF; |
624 | genieaddr[x]=0xFFFF; |
625 | } |
626 | modcon=0; |
627 | |
628 | SetWriteHandler(0x8000,0xFFFF,GenieWrite); |
629 | SetReadHandler(0x8000,0xFFFF,GenieRead); |
630 | |
631 | for(x=0;x<8;x++) |
632 | VPage[x]=GENIEROM+4096-0x400*x; |
633 | |
634 | if(AllocGenieRW()) |
635 | VPageR=VPageG; |
636 | else |
637 | geniestage=2; |
638 | } |
639 | |
640 | |
d97315ac |
641 | void FCEU_SaveGameSave(CartInfo *LocalHWInfo) |
642 | { |
643 | if(LocalHWInfo->battery && LocalHWInfo->SaveGame[0]) |
644 | { |
645 | FILE *sp; |
646 | char *soot; |
647 | |
648 | soot=FCEU_MakeFName(FCEUMKF_SAV,0,"sav"); |
649 | if((sp=FCEUD_UTF8fopen(soot,"wb"))==NULL) |
650 | { |
651 | FCEU_PrintError("WRAM file \"%s\" cannot be written to.\n",soot); |
652 | } |
653 | else |
654 | { |
655 | int x; |
656 | |
657 | for(x=0;x<4;x++) |
658 | if(LocalHWInfo->SaveGame[x]) |
659 | { |
660 | fwrite(LocalHWInfo->SaveGame[x],1, |
661 | LocalHWInfo->SaveGameLen[x],sp); |
662 | } |
663 | } |
664 | free(soot); |
665 | } |
666 | } |
667 | |
668 | // hack, movie.c has to communicate with this function somehow |
669 | int disableBatteryLoading=0; |
670 | |
671 | void FCEU_LoadGameSave(CartInfo *LocalHWInfo) |
672 | { |
673 | if(LocalHWInfo->battery && LocalHWInfo->SaveGame[0] && !disableBatteryLoading) |
674 | { |
675 | FILE *sp; |
676 | char *soot; |
677 | |
678 | soot=FCEU_MakeFName(FCEUMKF_SAV,0,"sav"); |
679 | sp=FCEUD_UTF8fopen(soot,"rb"); |
680 | if(sp!=NULL) |
681 | { |
682 | int x; |
683 | for(x=0;x<4;x++) |
684 | if(LocalHWInfo->SaveGame[x]) |
685 | fread(LocalHWInfo->SaveGame[x],1,LocalHWInfo->SaveGameLen[x],sp); |
686 | } |
687 | free(soot); |
688 | } |
689 | } |
690 | |
691 | |