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ef79bbde P |
1 | /*************************************************************************** |
2 | * Copyright (C) 2007 Ryan Schultz, PCSX-df Team, PCSX team * | |
3 | * * | |
4 | * This program is free software; you can redistribute it and/or modify * | |
5 | * it under the terms of the GNU General Public License as published by * | |
6 | * the Free Software Foundation; either version 2 of the License, or * | |
7 | * (at your option) any later version. * | |
8 | * * | |
9 | * This program is distributed in the hope that it will be useful, * | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * | |
12 | * GNU General Public License for more details. * | |
13 | * * | |
14 | * You should have received a copy of the GNU General Public License * | |
15 | * along with this program; if not, write to the * | |
16 | * Free Software Foundation, Inc., * | |
17 | * 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307 USA. * | |
18 | ***************************************************************************/ | |
19 | ||
20 | /* | |
21 | * Handles all CD-ROM registers and functions. | |
22 | */ | |
23 | ||
24 | #include "cdrom.h" | |
25 | #include "ppf.h" | |
9f8b032d | 26 | #include "psxdma.h" |
ef79bbde P |
27 | |
28 | cdrStruct cdr; | |
29 | ||
30 | /* CD-ROM magic numbers */ | |
31 | #define CdlSync 0 | |
32 | #define CdlNop 1 | |
33 | #define CdlSetloc 2 | |
34 | #define CdlPlay 3 | |
35 | #define CdlForward 4 | |
36 | #define CdlBackward 5 | |
37 | #define CdlReadN 6 | |
38 | #define CdlStandby 7 | |
39 | #define CdlStop 8 | |
40 | #define CdlPause 9 | |
41 | #define CdlInit 10 | |
42 | #define CdlMute 11 | |
43 | #define CdlDemute 12 | |
44 | #define CdlSetfilter 13 | |
45 | #define CdlSetmode 14 | |
46 | #define CdlGetmode 15 | |
47 | #define CdlGetlocL 16 | |
48 | #define CdlGetlocP 17 | |
49 | #define CdlReadT 18 | |
50 | #define CdlGetTN 19 | |
51 | #define CdlGetTD 20 | |
52 | #define CdlSeekL 21 | |
53 | #define CdlSeekP 22 | |
54 | #define CdlSetclock 23 | |
55 | #define CdlGetclock 24 | |
56 | #define CdlTest 25 | |
57 | #define CdlID 26 | |
58 | #define CdlReadS 27 | |
59 | #define CdlReset 28 | |
60 | #define CdlReadToc 30 | |
61 | ||
62 | #define AUTOPAUSE 249 | |
63 | #define READ_ACK 250 | |
64 | #define READ 251 | |
65 | #define REPPLAY_ACK 252 | |
66 | #define REPPLAY 253 | |
67 | #define ASYNC 254 | |
68 | /* don't set 255, it's reserved */ | |
69 | ||
70 | char *CmdName[0x100]= { | |
71 | "CdlSync", "CdlNop", "CdlSetloc", "CdlPlay", | |
72 | "CdlForward", "CdlBackward", "CdlReadN", "CdlStandby", | |
73 | "CdlStop", "CdlPause", "CdlInit", "CdlMute", | |
74 | "CdlDemute", "CdlSetfilter", "CdlSetmode", "CdlGetmode", | |
75 | "CdlGetlocL", "CdlGetlocP", "CdlReadT", "CdlGetTN", | |
76 | "CdlGetTD", "CdlSeekL", "CdlSeekP", "CdlSetclock", | |
77 | "CdlGetclock", "CdlTest", "CdlID", "CdlReadS", | |
78 | "CdlReset", NULL, "CDlReadToc", NULL | |
79 | }; | |
80 | ||
81 | unsigned char Test04[] = { 0 }; | |
82 | unsigned char Test05[] = { 0 }; | |
83 | unsigned char Test20[] = { 0x98, 0x06, 0x10, 0xC3 }; | |
84 | unsigned char Test22[] = { 0x66, 0x6F, 0x72, 0x20, 0x45, 0x75, 0x72, 0x6F }; | |
85 | unsigned char Test23[] = { 0x43, 0x58, 0x44, 0x32, 0x39 ,0x34, 0x30, 0x51 }; | |
86 | ||
9f8b032d | 87 | // cdr.Stat: |
88 | #define NoIntr 0 | |
89 | #define DataReady 1 | |
90 | #define Complete 2 | |
91 | #define Acknowledge 3 | |
92 | #define DataEnd 4 | |
93 | #define DiskError 5 | |
94 | ||
95 | /* Modes flags */ | |
96 | #define MODE_SPEED (1<<7) // 0x80 | |
97 | #define MODE_STRSND (1<<6) // 0x40 ADPCM on/off | |
98 | #define MODE_SIZE_2340 (1<<5) // 0x20 | |
99 | #define MODE_SIZE_2328 (1<<4) // 0x10 | |
100 | #define MODE_SF (1<<3) // 0x08 channel on/off | |
101 | #define MODE_REPORT (1<<2) // 0x04 | |
102 | #define MODE_AUTOPAUSE (1<<1) // 0x02 | |
103 | #define MODE_CDDA (1<<0) // 0x01 | |
104 | ||
105 | /* Status flags */ | |
106 | #define STATUS_PLAY (1<<7) // 0x80 | |
107 | #define STATUS_SEEK (1<<6) // 0x40 | |
108 | #define STATUS_READ (1<<5) // 0x20 | |
109 | #define STATUS_SHELLOPEN (1<<4) // 0x10 | |
110 | #define STATUS_UNKNOWN3 (1<<3) // 0x08 | |
111 | #define STATUS_UNKNOWN2 (1<<2) // 0x04 | |
112 | #define STATUS_ROTATING (1<<1) // 0x02 | |
113 | #define STATUS_ERROR (1<<0) // 0x01 | |
114 | ||
115 | ||
116 | ||
ef79bbde P |
117 | // 1x = 75 sectors per second |
118 | // PSXCLK = 1 sec in the ps | |
119 | // so (PSXCLK / 75) = cdr read time (linuzappz) | |
120 | #define cdReadTime (PSXCLK / 75) | |
121 | ||
122 | static struct CdrStat stat; | |
123 | static struct SubQ *subq; | |
124 | ||
9f8b032d | 125 | static unsigned int msf2sec(char *msf) { |
126 | return ((msf[0] * 60 + msf[1]) * 75) + msf[2]; | |
127 | } | |
128 | ||
129 | static void sec2msf(unsigned int s, char *msf) { | |
130 | msf[0] = s / 75 / 60; | |
131 | s = s - msf[0] * 75 * 60; | |
132 | msf[1] = s / 75; | |
133 | s = s - msf[1] * 75; | |
134 | msf[2] = s; | |
135 | } | |
136 | ||
137 | ||
ef79bbde | 138 | #define CDR_INT(eCycle) { \ |
d28b54b1 | 139 | psxRegs.interrupt |= (1 << PSXINT_CDR); \ |
140 | psxRegs.intCycle[PSXINT_CDR].cycle = eCycle; \ | |
141 | psxRegs.intCycle[PSXINT_CDR].sCycle = psxRegs.cycle; \ | |
142 | new_dyna_set_event(PSXINT_CDR, eCycle); \ | |
ae602c19 | 143 | } |
ef79bbde P |
144 | |
145 | #define CDREAD_INT(eCycle) { \ | |
d28b54b1 | 146 | psxRegs.interrupt |= (1 << PSXINT_CDREAD); \ |
147 | psxRegs.intCycle[PSXINT_CDREAD].cycle = eCycle; \ | |
148 | psxRegs.intCycle[PSXINT_CDREAD].sCycle = psxRegs.cycle; \ | |
149 | new_dyna_set_event(PSXINT_CDREAD, eCycle); \ | |
ae602c19 | 150 | } |
ef79bbde | 151 | |
9f8b032d | 152 | #define CDRLID_INT(eCycle) { \ |
153 | psxRegs.interrupt |= (1 << PSXINT_CDRLID); \ | |
154 | psxRegs.intCycle[PSXINT_CDRLID].cycle = eCycle; \ | |
155 | psxRegs.intCycle[PSXINT_CDRLID].sCycle = psxRegs.cycle; \ | |
156 | new_dyna_set_event(PSXINT_CDRLID, eCycle); \ | |
157 | } | |
158 | ||
ef79bbde P |
159 | #define StartReading(type, eCycle) { \ |
160 | cdr.Reading = type; \ | |
161 | cdr.FirstSector = 1; \ | |
162 | cdr.Readed = 0xff; \ | |
163 | AddIrqQueue(READ_ACK, eCycle); \ | |
164 | } | |
165 | ||
166 | #define StopReading() { \ | |
167 | if (cdr.Reading) { \ | |
168 | cdr.Reading = 0; \ | |
d28b54b1 | 169 | psxRegs.interrupt &= ~(1 << PSXINT_CDREAD); \ |
ef79bbde | 170 | } \ |
9f8b032d | 171 | cdr.StatP &= ~STATUS_READ;\ |
ef79bbde P |
172 | } |
173 | ||
174 | #define StopCdda() { \ | |
175 | if (cdr.Play) { \ | |
176 | if (!Config.Cdda) CDR_stop(); \ | |
9f8b032d | 177 | cdr.StatP &= ~STATUS_PLAY; \ |
ef79bbde | 178 | cdr.Play = FALSE; \ |
9f8b032d | 179 | cdr.FastForward = 0; \ |
180 | cdr.FastBackward = 0; \ | |
181 | /*SPU_registerCallback( SPUirq );*/ \ | |
ef79bbde P |
182 | } \ |
183 | } | |
184 | ||
185 | #define SetResultSize(size) { \ | |
186 | cdr.ResultP = 0; \ | |
187 | cdr.ResultC = size; \ | |
188 | cdr.ResultReady = 1; \ | |
189 | } | |
190 | ||
9f8b032d | 191 | |
192 | void cdrLidSeekInterrupt() | |
193 | { | |
194 | // turn back on checking | |
195 | if( cdr.LidCheck == 0x10 ) | |
196 | { | |
197 | cdr.LidCheck = 0; | |
198 | } | |
199 | ||
200 | // official lid close | |
201 | else if( cdr.LidCheck == 0x30 ) | |
202 | { | |
203 | // GS CDX 3.3: $13 | |
204 | cdr.StatP |= STATUS_ROTATING; | |
205 | ||
206 | ||
207 | // GS CDX 3.3 - ~50 getlocp tries | |
208 | CDRLID_INT( cdReadTime * 3 ); | |
209 | cdr.LidCheck = 0x40; | |
210 | } | |
211 | ||
212 | // turn off ready | |
213 | else if( cdr.LidCheck == 0x40 ) | |
214 | { | |
215 | // GS CDX 3.3: $01 | |
216 | cdr.StatP &= ~STATUS_SHELLOPEN; | |
217 | cdr.StatP &= ~STATUS_ROTATING; | |
218 | ||
219 | ||
220 | // GS CDX 3.3 - ~50 getlocp tries | |
221 | CDRLID_INT( cdReadTime * 3 ); | |
222 | cdr.LidCheck = 0x50; | |
223 | } | |
224 | ||
225 | // now seek | |
226 | else if( cdr.LidCheck == 0x50 ) | |
227 | { | |
228 | // GameShark Lite: Start seeking ($42) | |
229 | cdr.StatP |= STATUS_SEEK; | |
230 | cdr.StatP |= STATUS_ROTATING; | |
231 | cdr.StatP &= ~STATUS_ERROR; | |
232 | ||
233 | ||
234 | CDRLID_INT( cdReadTime * 3 ); | |
235 | cdr.LidCheck = 0x60; | |
236 | } | |
237 | ||
238 | // done = cd ready | |
239 | else if( cdr.LidCheck == 0x60 ) | |
240 | { | |
241 | // GameShark Lite: Seek detection done ($02) | |
242 | cdr.StatP &= ~STATUS_SEEK; | |
243 | ||
244 | cdr.LidCheck = 0; | |
245 | } | |
246 | } | |
247 | ||
248 | ||
249 | static void Check_Shell( int Irq ) | |
250 | { | |
251 | // check case open/close | |
252 | if (cdr.LidCheck > 0) | |
253 | { | |
254 | #ifdef CDR_LOG | |
255 | CDR_LOG( "LidCheck\n" ); | |
256 | #endif | |
257 | ||
258 | // $20 = check lid state | |
259 | if( cdr.LidCheck == 0x20 ) | |
260 | { | |
261 | u32 i; | |
262 | ||
263 | i = stat.Status; | |
264 | if (CDR_getStatus(&stat) != -1) | |
265 | { | |
266 | if (stat.Type == 0xff) | |
267 | cdr.Stat = DiskError; | |
268 | ||
269 | // case now open | |
270 | else if (stat.Status & STATUS_SHELLOPEN) | |
271 | { | |
272 | // Vib Ribbon: pre-CD swap | |
273 | StopCdda(); | |
274 | ||
275 | ||
276 | // GameShark Lite: Death if DiskError happens | |
277 | // | |
278 | // Vib Ribbon: Needs DiskError for CD swap | |
279 | ||
280 | if (Irq != CdlNop) | |
281 | { | |
282 | cdr.Stat = DiskError; | |
283 | ||
284 | cdr.StatP |= STATUS_ERROR; | |
285 | cdr.Result[0] |= STATUS_ERROR; | |
286 | } | |
287 | ||
288 | // GameShark Lite: Wants -exactly- $10 | |
289 | cdr.StatP |= STATUS_SHELLOPEN; | |
290 | cdr.StatP &= ~STATUS_ROTATING; | |
291 | ||
292 | ||
293 | CDRLID_INT( cdReadTime * 3 ); | |
294 | cdr.LidCheck = 0x10; | |
295 | ||
296 | ||
297 | // GS CDX 3.3 = $11 | |
298 | } | |
299 | ||
300 | // case just closed | |
301 | else if ( i & STATUS_SHELLOPEN ) | |
302 | { | |
303 | cdr.StatP |= STATUS_ROTATING; | |
304 | ||
305 | CheckCdrom(); | |
306 | ||
307 | ||
308 | if( cdr.Stat == NoIntr ) | |
309 | cdr.Stat = Acknowledge; | |
310 | ||
311 | psxHu32ref(0x1070) |= SWAP32((u32)0x4); | |
312 | ||
313 | ||
314 | // begin close-seek-ready cycle | |
315 | CDRLID_INT( cdReadTime * 3 ); | |
316 | cdr.LidCheck = 0x30; | |
317 | ||
318 | ||
319 | // GameShark Lite: Wants -exactly- $42, then $02 | |
320 | // GS CDX 3.3: Wants $11/$80, $13/$80, $01/$00 | |
321 | } | |
322 | ||
323 | // case still closed - wait for recheck | |
324 | else | |
325 | { | |
326 | CDRLID_INT( cdReadTime * 3 ); | |
327 | cdr.LidCheck = 0x10; | |
328 | } | |
329 | } | |
330 | } | |
331 | ||
332 | ||
333 | // GS CDX: clear all values but #1,#2 | |
334 | if( (cdr.LidCheck >= 0x30) || (cdr.StatP & STATUS_SHELLOPEN) ) | |
335 | { | |
336 | SetResultSize(16); | |
337 | memset( cdr.Result, 0, 16 ); | |
338 | ||
339 | cdr.Result[0] = cdr.StatP; | |
340 | ||
341 | ||
342 | // GS CDX: special return value | |
343 | if( cdr.StatP & STATUS_SHELLOPEN ) | |
344 | { | |
345 | cdr.Result[1] = 0x80; | |
346 | } | |
347 | ||
348 | ||
349 | if( cdr.Stat == NoIntr ) | |
350 | cdr.Stat = Acknowledge; | |
351 | ||
352 | psxHu32ref(0x1070) |= SWAP32((u32)0x4); | |
353 | } | |
354 | } | |
355 | } | |
356 | ||
357 | ||
358 | void Find_CurTrack() { | |
359 | cdr.CurTrack = 0; | |
360 | ||
361 | if (CDR_getTN(cdr.ResultTN) != -1) { | |
362 | int lcv; | |
363 | ||
364 | for( lcv = 1; lcv <= cdr.ResultTN[1]; lcv++ ) { | |
365 | if (CDR_getTD((u8)(lcv), cdr.ResultTD) != -1) { | |
366 | u32 sect1, sect2; | |
367 | ||
368 | #ifdef CDR_LOG___0 | |
369 | CDR_LOG( "curtrack %d %d %d | %d %d %d | %d\n", | |
370 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2], | |
371 | cdr.ResultTD[2], cdr.ResultTD[1], cdr.ResultTD[0], | |
372 | cdr.CurTrack ); | |
373 | #endif | |
374 | ||
375 | // find next track boundary - only need m:s accuracy | |
376 | sect1 = cdr.SetSectorPlay[0] * 60 * 75 + cdr.SetSectorPlay[1] * 75; | |
377 | sect2 = cdr.ResultTD[2] * 60 * 75 + cdr.ResultTD[1] * 75; | |
378 | ||
379 | // Twisted Metal 4 - psx cdda pregap (2-sec) | |
380 | // - fix in-game music | |
381 | sect2 -= 75 * 2; | |
382 | ||
383 | if( sect1 >= sect2 ) { | |
384 | cdr.CurTrack++; | |
385 | continue; | |
386 | } | |
387 | } | |
388 | ||
389 | break; | |
390 | } | |
391 | } | |
392 | } | |
393 | ||
394 | static void ReadTrack( u8 *time ) { | |
395 | cdr.Prev[0] = itob( time[0] ); | |
396 | cdr.Prev[1] = itob( time[1] ); | |
397 | cdr.Prev[2] = itob( time[2] ); | |
ef79bbde P |
398 | |
399 | #ifdef CDR_LOG | |
400 | CDR_LOG("ReadTrack() Log: KEY *** %x:%x:%x\n", cdr.Prev[0], cdr.Prev[1], cdr.Prev[2]); | |
401 | #endif | |
402 | cdr.RErr = CDR_readTrack(cdr.Prev); | |
403 | } | |
404 | ||
ef79bbde P |
405 | |
406 | void AddIrqQueue(unsigned char irq, unsigned long ecycle) { | |
407 | cdr.Irq = irq; | |
9f8b032d | 408 | cdr.eCycle = ecycle; |
409 | ||
410 | // Doom: Force rescheduling | |
411 | // - Fixes boot | |
412 | CDR_INT(ecycle); | |
413 | } | |
414 | ||
415 | ||
416 | void Set_Track() | |
417 | { | |
418 | if (CDR_getTN(cdr.ResultTN) != -1) { | |
419 | int lcv; | |
420 | ||
421 | for( lcv = 1; lcv < cdr.ResultTN[1]; lcv++ ) { | |
422 | if (CDR_getTD((u8)(lcv), cdr.ResultTD) != -1) { | |
423 | #ifdef CDR_LOG___0 | |
424 | CDR_LOG( "settrack %d %d %d | %d %d %d | %d\n", | |
425 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2], | |
426 | cdr.ResultTD[2], cdr.ResultTD[1], cdr.ResultTD[0], | |
427 | cdr.CurTrack ); | |
428 | #endif | |
429 | ||
430 | // check if time matches track start (only need min, sec accuracy) | |
431 | // - m:s:f vs f:s:m | |
432 | if( cdr.SetSectorPlay[0] == cdr.ResultTD[2] && | |
433 | cdr.SetSectorPlay[1] == cdr.ResultTD[1] ) { | |
434 | // skip pregap frames | |
435 | if( cdr.SetSectorPlay[2] < cdr.ResultTD[0] ) | |
436 | cdr.SetSectorPlay[2] = cdr.ResultTD[0]; | |
437 | ||
438 | break; | |
439 | } | |
440 | else if( cdr.SetSectorPlay[0] < cdr.ResultTD[2] ) | |
441 | break; | |
442 | } | |
443 | } | |
444 | } | |
445 | } | |
446 | ||
447 | ||
448 | static u8 fake_subq_local[3], fake_subq_real[3], fake_subq_index, fake_subq_change; | |
449 | void Create_Fake_Subq() | |
450 | { | |
451 | u8 temp_cur[3], temp_next[3], temp_start[3], pregap; | |
452 | int diff; | |
453 | ||
454 | if (CDR_getTN(cdr.ResultTN) == -1) return; | |
455 | if( cdr.CurTrack+1 <= cdr.ResultTN[1] ) { | |
456 | pregap = 150; | |
457 | if( CDR_getTD(cdr.CurTrack+1, cdr.ResultTD) == -1 ) return; | |
458 | } else { | |
459 | // last track - cd size | |
460 | pregap = 0; | |
461 | if( CDR_getTD(0, cdr.ResultTD) == -1 ) return; | |
462 | } | |
463 | ||
464 | if( cdr.Play == TRUE ) { | |
465 | temp_cur[0] = cdr.SetSectorPlay[0]; | |
466 | temp_cur[1] = cdr.SetSectorPlay[1]; | |
467 | temp_cur[2] = cdr.SetSectorPlay[2]; | |
468 | } else { | |
469 | temp_cur[0] = btoi( cdr.Prev[0] ); | |
470 | temp_cur[1] = btoi( cdr.Prev[1] ); | |
471 | temp_cur[2] = btoi( cdr.Prev[2] ); | |
472 | } | |
473 | ||
474 | fake_subq_real[0] = temp_cur[0]; | |
475 | fake_subq_real[1] = temp_cur[1]; | |
476 | fake_subq_real[2] = temp_cur[2]; | |
477 | ||
478 | temp_next[0] = cdr.ResultTD[2]; | |
479 | temp_next[1] = cdr.ResultTD[1]; | |
480 | temp_next[2] = cdr.ResultTD[0]; | |
481 | ||
482 | ||
483 | // flag- next track | |
484 | if( msf2sec(temp_cur) >= msf2sec( temp_next )-pregap ) { | |
485 | fake_subq_change = 1; | |
486 | ||
487 | cdr.CurTrack++; | |
488 | ||
489 | // end cd | |
490 | if( pregap == 0 ) StopCdda(); | |
491 | } | |
492 | ||
493 | ////////////////////////////////////////////////// | |
494 | ////////////////////////////////////////////////// | |
495 | ||
496 | // repair | |
497 | if( cdr.CurTrack <= cdr.ResultTN[1] ) { | |
498 | if( CDR_getTD(cdr.CurTrack, cdr.ResultTD) == -1 ) return; | |
499 | } else { | |
500 | // last track - cd size | |
501 | if( CDR_getTD(0, cdr.ResultTD) == -1 ) return; | |
502 | } | |
503 | ||
504 | temp_start[0] = cdr.ResultTD[2]; | |
505 | temp_start[1] = cdr.ResultTD[1]; | |
506 | temp_start[2] = cdr.ResultTD[0]; | |
507 | ||
508 | ||
509 | #ifdef CDR_LOG | |
510 | CDR_LOG( "CDDA FAKE SUB - %d:%d:%d / %d:%d:%d / %d:%d:%d\n", | |
511 | temp_cur[0], temp_cur[1], temp_cur[2], | |
512 | temp_start[0], temp_start[1], temp_start[2], | |
513 | temp_next[0], temp_next[1], temp_next[2]); | |
514 | #endif | |
515 | ||
516 | ||
517 | ||
518 | // local time - pregap / real | |
519 | diff = msf2sec(temp_cur) - msf2sec( temp_start ); | |
520 | if( diff < 0 ) { | |
521 | fake_subq_index = 0; | |
522 | ||
523 | sec2msf( -diff, fake_subq_local ); | |
ef79bbde | 524 | } else { |
9f8b032d | 525 | fake_subq_index = 1; |
526 | ||
527 | sec2msf( diff, fake_subq_local ); | |
ef79bbde P |
528 | } |
529 | } | |
530 | ||
9f8b032d | 531 | |
ef79bbde P |
532 | void cdrInterrupt() { |
533 | int i; | |
534 | unsigned char Irq = cdr.Irq; | |
535 | ||
9f8b032d | 536 | // Reschedule IRQ |
ef79bbde | 537 | if (cdr.Stat) { |
9f8b032d | 538 | CDR_INT( 0x100 ); |
ef79bbde P |
539 | return; |
540 | } | |
541 | ||
542 | cdr.Irq = 0xff; | |
543 | cdr.Ctrl &= ~0x80; | |
544 | ||
545 | switch (Irq) { | |
546 | case CdlSync: | |
547 | SetResultSize(1); | |
9f8b032d | 548 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
549 | cdr.Result[0] = cdr.StatP; |
550 | cdr.Stat = Acknowledge; | |
551 | break; | |
552 | ||
553 | case CdlNop: | |
554 | SetResultSize(1); | |
555 | cdr.Result[0] = cdr.StatP; | |
556 | cdr.Stat = Acknowledge; | |
9f8b032d | 557 | |
558 | if (cdr.LidCheck == 0) cdr.LidCheck = 0x20; | |
ef79bbde P |
559 | break; |
560 | ||
561 | case CdlSetloc: | |
562 | cdr.CmdProcess = 0; | |
563 | SetResultSize(1); | |
9f8b032d | 564 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
565 | cdr.Result[0] = cdr.StatP; |
566 | cdr.Stat = Acknowledge; | |
567 | break; | |
568 | ||
569 | case CdlPlay: | |
9f8b032d | 570 | fake_subq_change = 0; |
571 | ||
572 | if( cdr.Seeked == FALSE ) { | |
573 | memcpy( cdr.SetSectorPlay, cdr.SetSector, 4 ); | |
574 | cdr.Seeked = TRUE; | |
575 | } | |
576 | ||
577 | /* | |
578 | Rayman: detect track changes | |
579 | - fixes logo freeze | |
580 | ||
581 | Twisted Metal 2: skip PREGAP + starting accurate SubQ | |
582 | - plays tracks without retry play | |
583 | ||
584 | Wild 9: skip PREGAP + starting accurate SubQ | |
585 | - plays tracks without retry play | |
586 | */ | |
587 | Set_Track(); | |
588 | Find_CurTrack(); | |
589 | ReadTrack( cdr.SetSectorPlay ); | |
590 | ||
591 | ||
592 | // GameShark CD Player: Calls 2x + Play 2x | |
593 | if( cdr.FastBackward || cdr.FastForward ) { | |
594 | if( cdr.FastForward ) cdr.FastForward--; | |
595 | if( cdr.FastBackward ) cdr.FastBackward--; | |
596 | ||
597 | if( cdr.FastBackward == 0 && cdr.FastForward == 0 ) { | |
598 | if( cdr.Play && CDR_getStatus(&stat) != -1 ) { | |
599 | cdr.SetSectorPlay[0] = stat.Time[0]; | |
600 | cdr.SetSectorPlay[1] = stat.Time[1]; | |
601 | cdr.SetSectorPlay[2] = stat.Time[2]; | |
602 | } | |
603 | } | |
604 | } | |
605 | ||
606 | ||
607 | if (!Config.Cdda) { | |
608 | // BIOS CD Player | |
609 | // - Pause player, hit Track 01/02/../xx (Setloc issued!!) | |
610 | ||
611 | // GameShark CD Player: Resume play | |
612 | if( cdr.ParamC == 0 ) { | |
613 | #ifdef CDR_LOG___0 | |
614 | CDR_LOG( "PLAY Resume @ %d:%d:%d\n", | |
615 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); | |
616 | #endif | |
617 | ||
618 | //CDR_play( cdr.SetSectorPlay ); | |
619 | } | |
620 | else | |
621 | { | |
622 | // BIOS CD Player: Resume play | |
623 | if( cdr.Param[0] == 0 ) { | |
624 | #ifdef CDR_LOG___0 | |
625 | CDR_LOG( "PLAY Resume T0 @ %d:%d:%d\n", | |
626 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); | |
627 | #endif | |
628 | ||
629 | //CDR_play( cdr.SetSectorPlay ); | |
630 | } | |
631 | else { | |
632 | #ifdef CDR_LOG___0 | |
633 | CDR_LOG( "PLAY Resume Td @ %d:%d:%d\n", | |
634 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); | |
635 | #endif | |
636 | ||
637 | // BIOS CD Player: Allow track replaying | |
638 | StopCdda(); | |
639 | ||
640 | ||
641 | cdr.CurTrack = btoi( cdr.Param[0] ); | |
642 | ||
643 | if (CDR_getTN(cdr.ResultTN) != -1) { | |
644 | // check last track | |
645 | if (cdr.CurTrack > cdr.ResultTN[1]) | |
646 | cdr.CurTrack = cdr.ResultTN[1]; | |
647 | ||
648 | if (CDR_getTD((u8)(cdr.CurTrack), cdr.ResultTD) != -1) { | |
649 | cdr.SetSectorPlay[0] = cdr.ResultTD[2]; | |
650 | cdr.SetSectorPlay[1] = cdr.ResultTD[1]; | |
651 | cdr.SetSectorPlay[2] = cdr.ResultTD[0]; | |
652 | ||
653 | // reset data | |
654 | Set_Track(); | |
655 | Find_CurTrack(); | |
656 | ReadTrack( cdr.SetSectorPlay ); | |
657 | ||
658 | //CDR_play(cdr.SetSectorPlay); | |
659 | } | |
660 | } | |
661 | } | |
662 | } | |
663 | } | |
664 | ||
665 | ||
666 | // Vib Ribbon: gameplay checks flag | |
667 | cdr.StatP &= ~STATUS_SEEK; | |
668 | ||
669 | ||
ef79bbde P |
670 | cdr.CmdProcess = 0; |
671 | SetResultSize(1); | |
9f8b032d | 672 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
673 | cdr.Result[0] = cdr.StatP; |
674 | cdr.Stat = Acknowledge; | |
9f8b032d | 675 | |
676 | cdr.StatP |= STATUS_PLAY; | |
677 | ||
678 | ||
679 | // BIOS player - set flag again | |
680 | cdr.Play = TRUE; | |
681 | ||
682 | // TODO? | |
683 | // CDRPLAY_INT( cdReadTime ); | |
ef79bbde P |
684 | break; |
685 | ||
9f8b032d | 686 | case CdlForward: |
ef79bbde P |
687 | cdr.CmdProcess = 0; |
688 | SetResultSize(1); | |
9f8b032d | 689 | cdr.StatP |= STATUS_ROTATING; |
690 | cdr.Result[0] = cdr.StatP; | |
691 | cdr.Stat = Complete; | |
692 | ||
693 | ||
694 | // GameShark CD Player: Calls 2x + Play 2x | |
695 | if( cdr.FastForward == 0 ) cdr.FastForward = 2; | |
696 | else cdr.FastForward++; | |
697 | ||
698 | cdr.FastBackward = 0; | |
ef79bbde P |
699 | break; |
700 | ||
9f8b032d | 701 | case CdlBackward: |
ef79bbde P |
702 | cdr.CmdProcess = 0; |
703 | SetResultSize(1); | |
9f8b032d | 704 | cdr.StatP |= STATUS_ROTATING; |
705 | cdr.Result[0] = cdr.StatP; | |
706 | cdr.Stat = Complete; | |
707 | ||
708 | ||
709 | // GameShark CD Player: Calls 2x + Play 2x | |
710 | if( cdr.FastBackward == 0 ) cdr.FastBackward = 2; | |
711 | else cdr.FastBackward++; | |
712 | ||
713 | cdr.FastForward = 0; | |
ef79bbde P |
714 | break; |
715 | ||
9f8b032d | 716 | case CdlStandby: |
ef79bbde P |
717 | cdr.CmdProcess = 0; |
718 | SetResultSize(1); | |
9f8b032d | 719 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
720 | cdr.Result[0] = cdr.StatP; |
721 | cdr.Stat = Complete; | |
722 | break; | |
723 | ||
724 | case CdlStop: | |
725 | cdr.CmdProcess = 0; | |
726 | SetResultSize(1); | |
9f8b032d | 727 | cdr.StatP &= ~STATUS_ROTATING; |
ef79bbde P |
728 | cdr.Result[0] = cdr.StatP; |
729 | cdr.Stat = Complete; | |
730 | // cdr.Stat = Acknowledge; | |
731 | ||
9f8b032d | 732 | if (cdr.LidCheck == 0) cdr.LidCheck = 0x20; |
ef79bbde P |
733 | break; |
734 | ||
735 | case CdlPause: | |
736 | SetResultSize(1); | |
737 | cdr.Result[0] = cdr.StatP; | |
9f8b032d | 738 | cdr.Stat = Acknowledge; |
739 | ||
740 | AddIrqQueue(CdlPause + 0x20, 0x800); | |
ef79bbde P |
741 | cdr.Ctrl |= 0x80; |
742 | break; | |
743 | ||
744 | case CdlPause + 0x20: | |
745 | SetResultSize(1); | |
9f8b032d | 746 | cdr.StatP &= ~STATUS_READ; |
747 | cdr.StatP |= STATUS_ROTATING; | |
ef79bbde | 748 | cdr.Result[0] = cdr.StatP; |
9f8b032d | 749 | cdr.Stat = Complete; |
ef79bbde P |
750 | break; |
751 | ||
9f8b032d | 752 | case CdlInit: |
ef79bbde | 753 | SetResultSize(1); |
9f8b032d | 754 | cdr.StatP = STATUS_ROTATING; |
ef79bbde | 755 | cdr.Result[0] = cdr.StatP; |
9f8b032d | 756 | cdr.Stat = Acknowledge; |
ef79bbde | 757 | // if (!cdr.Init) { |
9f8b032d | 758 | AddIrqQueue(CdlInit + 0x20, 0x800); |
ef79bbde P |
759 | // } |
760 | break; | |
761 | ||
762 | case CdlInit + 0x20: | |
763 | SetResultSize(1); | |
764 | cdr.Result[0] = cdr.StatP; | |
9f8b032d | 765 | cdr.Stat = Complete; |
ef79bbde P |
766 | cdr.Init = 1; |
767 | break; | |
768 | ||
9f8b032d | 769 | case CdlMute: |
ef79bbde | 770 | SetResultSize(1); |
9f8b032d | 771 | cdr.StatP |= STATUS_ROTATING; |
772 | cdr.Result[0] = cdr.StatP; | |
773 | cdr.Stat = Acknowledge; | |
ef79bbde P |
774 | break; |
775 | ||
9f8b032d | 776 | case CdlDemute: |
ef79bbde | 777 | SetResultSize(1); |
9f8b032d | 778 | cdr.StatP |= STATUS_ROTATING; |
779 | cdr.Result[0] = cdr.StatP; | |
780 | cdr.Stat = Acknowledge; | |
ef79bbde P |
781 | break; |
782 | ||
9f8b032d | 783 | case CdlSetfilter: |
ef79bbde | 784 | SetResultSize(1); |
9f8b032d | 785 | cdr.StatP |= STATUS_ROTATING; |
786 | cdr.Result[0] = cdr.StatP; | |
787 | cdr.Stat = Acknowledge; | |
788 | break; | |
ef79bbde P |
789 | |
790 | case CdlSetmode: | |
791 | SetResultSize(1); | |
9f8b032d | 792 | cdr.StatP |= STATUS_ROTATING; |
793 | cdr.Result[0] = cdr.StatP; | |
794 | cdr.Stat = Acknowledge; | |
795 | break; | |
ef79bbde | 796 | |
9f8b032d | 797 | case CdlGetmode: |
ef79bbde | 798 | SetResultSize(6); |
9f8b032d | 799 | cdr.StatP |= STATUS_ROTATING; |
800 | cdr.Result[0] = cdr.StatP; | |
801 | cdr.Result[1] = cdr.Mode; | |
802 | cdr.Result[2] = cdr.File; | |
803 | cdr.Result[3] = cdr.Channel; | |
804 | cdr.Result[4] = 0; | |
805 | cdr.Result[5] = 0; | |
806 | cdr.Stat = Acknowledge; | |
807 | break; | |
ef79bbde | 808 | |
9f8b032d | 809 | case CdlGetlocL: |
ef79bbde | 810 | SetResultSize(8); |
9f8b032d | 811 | for (i = 0; i < 8; i++) |
ef79bbde | 812 | cdr.Result[i] = cdr.Transfer[i]; |
9f8b032d | 813 | cdr.Stat = Acknowledge; |
814 | break; | |
ef79bbde P |
815 | |
816 | case CdlGetlocP: | |
9f8b032d | 817 | // GameShark CDX CD Player: uses 17 bytes output (wraps around) |
818 | SetResultSize(17); | |
819 | memset( cdr.Result, 0, 16 ); | |
820 | ||
ef79bbde P |
821 | subq = (struct SubQ *)CDR_getBufferSub(); |
822 | ||
823 | if (subq != NULL) { | |
824 | cdr.Result[0] = subq->TrackNumber; | |
825 | cdr.Result[1] = subq->IndexNumber; | |
826 | memcpy(cdr.Result + 2, subq->TrackRelativeAddress, 3); | |
827 | memcpy(cdr.Result + 5, subq->AbsoluteAddress, 3); | |
828 | ||
9f8b032d | 829 | |
830 | // subQ integrity check - data only (skip audio) | |
831 | if( subq->TrackNumber == 1 && stat.Type == 0x01 ) { | |
ef79bbde P |
832 | if (calcCrc((u8 *)subq + 12, 10) != (((u16)subq->CRC[0] << 8) | subq->CRC[1])) { |
833 | memset(cdr.Result + 2, 0, 3 + 3); // CRC wrong, wipe out time data | |
834 | } | |
9f8b032d | 835 | } |
ef79bbde | 836 | } else { |
9f8b032d | 837 | if( cdr.Play == FALSE ) Create_Fake_Subq(); |
ef79bbde | 838 | |
ef79bbde | 839 | |
9f8b032d | 840 | // track # / index # |
841 | cdr.Result[0] = itob(cdr.CurTrack); | |
842 | cdr.Result[1] = itob(fake_subq_index); | |
ef79bbde | 843 | |
9f8b032d | 844 | // local |
845 | cdr.Result[2] = itob( fake_subq_local[0] ); | |
846 | cdr.Result[3] = itob( fake_subq_local[1] ); | |
847 | cdr.Result[4] = itob( fake_subq_local[2] ); | |
ef79bbde | 848 | |
9f8b032d | 849 | // absolute |
850 | cdr.Result[5] = itob( fake_subq_real[0] ); | |
851 | cdr.Result[6] = itob( fake_subq_real[1] ); | |
852 | cdr.Result[7] = itob( fake_subq_real[2] ); | |
ef79bbde P |
853 | } |
854 | ||
9f8b032d | 855 | // redump.org - wipe time |
856 | /*if( !cdr.Play && CheckSBI(cdr.Result+5) ) { | |
857 | memset( cdr.Result+2, 0, 6 ); | |
858 | } | |
859 | */ | |
860 | ||
ef79bbde P |
861 | cdr.Stat = Acknowledge; |
862 | break; | |
863 | ||
9f8b032d | 864 | case CdlGetTN: |
865 | // 5-Star Racing: don't stop CDDA | |
866 | // | |
867 | // Vib Ribbon: CD swap | |
868 | StopReading(); | |
869 | ||
ef79bbde P |
870 | cdr.CmdProcess = 0; |
871 | SetResultSize(3); | |
9f8b032d | 872 | cdr.StatP |= STATUS_ROTATING; |
873 | cdr.Result[0] = cdr.StatP; | |
874 | if (CDR_getTN(cdr.ResultTN) == -1) { | |
ef79bbde | 875 | cdr.Stat = DiskError; |
9f8b032d | 876 | cdr.Result[0] |= STATUS_ERROR; |
877 | } else { | |
878 | cdr.Stat = Acknowledge; | |
879 | cdr.Result[1] = itob(cdr.ResultTN[0]); | |
880 | cdr.Result[2] = itob(cdr.ResultTN[1]); | |
881 | } | |
882 | break; | |
ef79bbde | 883 | |
9f8b032d | 884 | case CdlGetTD: |
ef79bbde P |
885 | cdr.CmdProcess = 0; |
886 | cdr.Track = btoi(cdr.Param[0]); | |
887 | SetResultSize(4); | |
9f8b032d | 888 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
889 | if (CDR_getTD(cdr.Track, cdr.ResultTD) == -1) { |
890 | cdr.Stat = DiskError; | |
9f8b032d | 891 | cdr.Result[0] |= STATUS_ERROR; |
ef79bbde P |
892 | } else { |
893 | cdr.Stat = Acknowledge; | |
894 | cdr.Result[0] = cdr.StatP; | |
895 | cdr.Result[1] = itob(cdr.ResultTD[2]); | |
896 | cdr.Result[2] = itob(cdr.ResultTD[1]); | |
897 | cdr.Result[3] = itob(cdr.ResultTD[0]); | |
898 | } | |
899 | break; | |
900 | ||
9f8b032d | 901 | case CdlSeekL: |
ef79bbde | 902 | SetResultSize(1); |
9f8b032d | 903 | cdr.StatP |= STATUS_ROTATING; |
904 | cdr.Result[0] = cdr.StatP; | |
905 | cdr.StatP |= STATUS_SEEK; | |
906 | cdr.Stat = Acknowledge; | |
907 | ||
908 | /* | |
909 | Crusaders of Might and Magic = 0.5x-4x | |
910 | - fix cutscene speech start | |
911 | ||
912 | Eggs of Steel = 2x-? | |
913 | - fix new game | |
914 | ||
915 | Medievil = ?-4x | |
916 | - fix cutscene speech | |
917 | ||
918 | Rockman X5 = 0.5-4x | |
919 | - fix capcom logo | |
920 | */ | |
921 | AddIrqQueue(CdlSeekL + 0x20, cdReadTime * 4); | |
ef79bbde P |
922 | break; |
923 | ||
9f8b032d | 924 | case CdlSeekL + 0x20: |
ef79bbde | 925 | SetResultSize(1); |
9f8b032d | 926 | cdr.StatP |= STATUS_ROTATING; |
927 | cdr.StatP &= ~STATUS_SEEK; | |
928 | cdr.Result[0] = cdr.StatP; | |
929 | cdr.Seeked = TRUE; | |
930 | cdr.Stat = Complete; | |
931 | ||
932 | ||
933 | // Mega Man Legends 2: must update read cursor for getlocp | |
934 | ReadTrack( cdr.SetSector ); | |
ef79bbde P |
935 | break; |
936 | ||
9f8b032d | 937 | case CdlSeekP: |
ef79bbde | 938 | SetResultSize(1); |
9f8b032d | 939 | cdr.StatP |= STATUS_ROTATING; |
940 | cdr.Result[0] = cdr.StatP; | |
941 | cdr.StatP |= STATUS_SEEK; | |
942 | cdr.Stat = Acknowledge; | |
943 | AddIrqQueue(CdlSeekP + 0x20, cdReadTime * 1); | |
ef79bbde P |
944 | break; |
945 | ||
9f8b032d | 946 | case CdlSeekP + 0x20: |
ef79bbde | 947 | SetResultSize(1); |
9f8b032d | 948 | cdr.StatP |= STATUS_ROTATING; |
949 | cdr.StatP &= ~STATUS_SEEK; | |
950 | cdr.Result[0] = cdr.StatP; | |
951 | cdr.Stat = Complete; | |
952 | cdr.Seeked = TRUE; | |
953 | ||
954 | // GameShark Music Player | |
955 | memcpy( cdr.SetSectorPlay, cdr.SetSector, 4 ); | |
956 | ||
957 | // Tomb Raider 2: must update read cursor for getlocp | |
958 | Find_CurTrack(); | |
959 | ReadTrack( cdr.SetSectorPlay ); | |
ef79bbde P |
960 | break; |
961 | ||
962 | case CdlTest: | |
9f8b032d | 963 | cdr.Stat = Acknowledge; |
964 | switch (cdr.Param[0]) { | |
965 | case 0x20: // System Controller ROM Version | |
ef79bbde P |
966 | SetResultSize(4); |
967 | memcpy(cdr.Result, Test20, 4); | |
968 | break; | |
969 | case 0x22: | |
970 | SetResultSize(8); | |
971 | memcpy(cdr.Result, Test22, 4); | |
972 | break; | |
973 | case 0x23: case 0x24: | |
974 | SetResultSize(8); | |
975 | memcpy(cdr.Result, Test23, 4); | |
976 | break; | |
9f8b032d | 977 | } |
ef79bbde P |
978 | break; |
979 | ||
9f8b032d | 980 | case CdlID: |
ef79bbde | 981 | SetResultSize(1); |
9f8b032d | 982 | cdr.StatP |= STATUS_ROTATING; |
983 | cdr.Result[0] = cdr.StatP; | |
984 | cdr.Stat = Acknowledge; | |
985 | AddIrqQueue(CdlID + 0x20, 0x800); | |
ef79bbde P |
986 | break; |
987 | ||
988 | case CdlID + 0x20: | |
989 | SetResultSize(8); | |
9f8b032d | 990 | |
991 | if (CDR_getStatus(&stat) == -1) { | |
992 | cdr.Result[0] = 0x00; // 0x08 and cdr.Result[1]|0x10 : audio cd, enters cd player | |
993 | cdr.Result[1] = 0x80; // 0x80 leads to the menu in the bios, else loads CD | |
994 | } | |
995 | else { | |
996 | if (stat.Type == 2) { | |
997 | // Music CD | |
998 | cdr.Result[0] = 0x08; | |
999 | cdr.Result[1] = 0x10; | |
1000 | ||
1001 | cdr.Result[1] |= 0x80; | |
1002 | } | |
1003 | else { | |
1004 | // Data CD | |
1005 | if (CdromId[0] == '\0') { | |
1006 | cdr.Result[0] = 0x00; | |
1007 | cdr.Result[1] = 0x80; | |
1008 | } | |
1009 | else { | |
1010 | cdr.Result[0] = 0x08; | |
1011 | cdr.Result[1] = 0x00; | |
1012 | } | |
1013 | } | |
1014 | } | |
1015 | ||
ef79bbde P |
1016 | cdr.Result[2] = 0x00; |
1017 | cdr.Result[3] = 0x00; | |
1018 | strncpy((char *)&cdr.Result[4], "PCSX", 4); | |
1019 | cdr.Stat = Complete; | |
1020 | break; | |
1021 | ||
1022 | case CdlReset: | |
1023 | SetResultSize(1); | |
9f8b032d | 1024 | cdr.StatP = STATUS_ROTATING; |
ef79bbde | 1025 | cdr.Result[0] = cdr.StatP; |
9f8b032d | 1026 | cdr.Stat = Acknowledge; |
ef79bbde P |
1027 | break; |
1028 | ||
9f8b032d | 1029 | case CdlReadT: |
1030 | SetResultSize(1); | |
1031 | cdr.StatP |= STATUS_ROTATING; | |
1032 | cdr.Result[0] = cdr.StatP; | |
1033 | cdr.Stat = Acknowledge; | |
1034 | AddIrqQueue(CdlReadT + 0x20, 0x800); | |
1035 | break; | |
1036 | ||
1037 | case CdlReadT + 0x20: | |
1038 | SetResultSize(1); | |
1039 | cdr.StatP |= STATUS_ROTATING; | |
1040 | cdr.Result[0] = cdr.StatP; | |
1041 | cdr.Stat = Complete; | |
1042 | break; | |
1043 | ||
1044 | case CdlReadToc: | |
ef79bbde | 1045 | SetResultSize(1); |
9f8b032d | 1046 | cdr.StatP |= STATUS_ROTATING; |
1047 | cdr.Result[0] = cdr.StatP; | |
1048 | cdr.Stat = Acknowledge; | |
1049 | AddIrqQueue(CdlReadToc + 0x20, 0x800); | |
ef79bbde P |
1050 | break; |
1051 | ||
9f8b032d | 1052 | case CdlReadToc + 0x20: |
ef79bbde | 1053 | SetResultSize(1); |
9f8b032d | 1054 | cdr.StatP |= STATUS_ROTATING; |
1055 | cdr.Result[0] = cdr.StatP; | |
1056 | cdr.Stat = Complete; | |
ef79bbde P |
1057 | break; |
1058 | ||
1059 | case AUTOPAUSE: | |
1060 | cdr.OCUP = 0; | |
1061 | /* SetResultSize(1); | |
1062 | StopCdda(); | |
1063 | StopReading(); | |
1064 | cdr.OCUP = 0; | |
9f8b032d | 1065 | cdr.StatP&=~0x20; |
ef79bbde | 1066 | cdr.StatP|= 0x2; |
9f8b032d | 1067 | cdr.Result[0] = cdr.StatP; |
1068 | cdr.Stat = DataEnd; | |
ef79bbde P |
1069 | */ AddIrqQueue(CdlPause, 0x800); |
1070 | break; | |
1071 | ||
1072 | case READ_ACK: | |
1073 | if (!cdr.Reading) return; | |
1074 | ||
9f8b032d | 1075 | |
1076 | // Fighting Force 2 - update subq time immediately | |
1077 | // - fixes new game | |
1078 | ReadTrack( cdr.SetSector ); | |
1079 | ||
1080 | ||
1081 | // Crusaders of Might and Magic - update getlocl now | |
1082 | // - fixes cutscene speech | |
1083 | { | |
1084 | u8 *buf = CDR_getBuffer(); | |
1085 | memcpy(cdr.Transfer, buf, 8); | |
1086 | } | |
1087 | ||
1088 | ||
1089 | /* | |
1090 | Duke Nukem: Land of the Babes - seek then delay read for one frame | |
1091 | - fixes cutscenes | |
1092 | */ | |
1093 | ||
ef79bbde P |
1094 | if (!cdr.Seeked) { |
1095 | cdr.Seeked = TRUE; | |
ef79bbde | 1096 | |
9f8b032d | 1097 | cdr.StatP |= STATUS_SEEK; |
1098 | cdr.StatP &= ~STATUS_READ; | |
1099 | ||
1100 | // Crusaders of Might and Magic - use short time | |
1101 | // - fix cutscene speech (startup) | |
1102 | ||
1103 | // ??? - use more accurate seek time later | |
1104 | CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime * 1); | |
1105 | } else { | |
1106 | cdr.StatP |= STATUS_READ; | |
1107 | cdr.StatP &= ~STATUS_SEEK; | |
1108 | ||
1109 | CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime * 1); | |
1110 | } | |
ef79bbde | 1111 | |
ef79bbde | 1112 | SetResultSize(1); |
9f8b032d | 1113 | cdr.StatP |= STATUS_ROTATING; |
1114 | cdr.Result[0] = cdr.StatP; | |
1115 | cdr.Stat = Acknowledge; | |
ef79bbde P |
1116 | break; |
1117 | ||
ef79bbde P |
1118 | case 0xff: |
1119 | return; | |
1120 | ||
1121 | default: | |
1122 | cdr.Stat = Complete; | |
1123 | break; | |
1124 | } | |
1125 | ||
9f8b032d | 1126 | Check_Shell( Irq ); |
1127 | ||
ef79bbde P |
1128 | if (cdr.Stat != NoIntr && cdr.Reg2 != 0x18) { |
1129 | psxHu32ref(0x1070) |= SWAP32((u32)0x4); | |
1130 | } | |
1131 | ||
1132 | #ifdef CDR_LOG | |
1133 | CDR_LOG("cdrInterrupt() Log: CDR Interrupt IRQ %x\n", Irq); | |
1134 | #endif | |
1135 | } | |
1136 | ||
1137 | void cdrReadInterrupt() { | |
1138 | u8 *buf; | |
1139 | ||
1140 | if (!cdr.Reading) | |
1141 | return; | |
1142 | ||
9f8b032d | 1143 | if (cdr.Irq || cdr.Stat) { |
1144 | CDREAD_INT(0x100); | |
ef79bbde P |
1145 | return; |
1146 | } | |
1147 | ||
1148 | #ifdef CDR_LOG | |
1149 | CDR_LOG("cdrReadInterrupt() Log: KEY END"); | |
1150 | #endif | |
1151 | ||
9f8b032d | 1152 | cdr.OCUP = 1; |
ef79bbde | 1153 | SetResultSize(1); |
9f8b032d | 1154 | cdr.StatP |= STATUS_READ|STATUS_ROTATING; |
1155 | cdr.StatP &= ~STATUS_SEEK; | |
1156 | cdr.Result[0] = cdr.StatP; | |
ef79bbde | 1157 | |
9f8b032d | 1158 | ReadTrack( cdr.SetSector ); |
ef79bbde P |
1159 | |
1160 | buf = CDR_getBuffer(); | |
1161 | if (buf == NULL) | |
1162 | cdr.RErr = -1; | |
1163 | ||
1164 | if (cdr.RErr == -1) { | |
1165 | #ifdef CDR_LOG | |
1166 | fprintf(emuLog, "cdrReadInterrupt() Log: err\n"); | |
1167 | #endif | |
1168 | memset(cdr.Transfer, 0, DATA_SIZE); | |
1169 | cdr.Stat = DiskError; | |
9f8b032d | 1170 | cdr.Result[0] |= STATUS_ERROR; |
ef79bbde P |
1171 | CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime); |
1172 | return; | |
1173 | } | |
1174 | ||
1175 | memcpy(cdr.Transfer, buf, DATA_SIZE); | |
1176 | CheckPPFCache(cdr.Transfer, cdr.Prev[0], cdr.Prev[1], cdr.Prev[2]); | |
1177 | ||
ef79bbde P |
1178 | |
1179 | #ifdef CDR_LOG | |
1180 | fprintf(emuLog, "cdrReadInterrupt() Log: cdr.Transfer %x:%x:%x\n", cdr.Transfer[0], cdr.Transfer[1], cdr.Transfer[2]); | |
1181 | #endif | |
1182 | ||
9f8b032d | 1183 | if ((!cdr.Muted) && (cdr.Mode & MODE_STRSND) && (!Config.Xa) && (cdr.FirstSector != -1)) { // CD-XA |
1184 | // Firemen 2: Multi-XA files - briefings, cutscenes | |
1185 | if( cdr.FirstSector == 1 && (cdr.Mode & MODE_SF)==0 ) { | |
1186 | cdr.File = cdr.Transfer[4 + 0]; | |
1187 | cdr.Channel = cdr.Transfer[4 + 1]; | |
1188 | } | |
1189 | ||
ef79bbde | 1190 | if ((cdr.Transfer[4 + 2] & 0x4) && |
9f8b032d | 1191 | (cdr.Transfer[4 + 1] == cdr.Channel) && |
ef79bbde P |
1192 | (cdr.Transfer[4 + 0] == cdr.File)) { |
1193 | int ret = xa_decode_sector(&cdr.Xa, cdr.Transfer+4, cdr.FirstSector); | |
1194 | ||
1195 | if (!ret) { | |
1196 | SPU_playADPCMchannel(&cdr.Xa); | |
1197 | cdr.FirstSector = 0; | |
9f8b032d | 1198 | |
1199 | ||
1200 | // Crash Team Racing: music, speech | |
1201 | ||
1202 | // signal ADPCM data ready | |
1203 | psxHu32ref(0x1070) |= SWAP32((u32)0x200); | |
ef79bbde P |
1204 | } |
1205 | else cdr.FirstSector = -1; | |
1206 | } | |
1207 | } | |
1208 | ||
1209 | cdr.SetSector[2]++; | |
9f8b032d | 1210 | if (cdr.SetSector[2] == 75) { |
1211 | cdr.SetSector[2] = 0; | |
1212 | cdr.SetSector[1]++; | |
1213 | if (cdr.SetSector[1] == 60) { | |
1214 | cdr.SetSector[1] = 0; | |
1215 | cdr.SetSector[0]++; | |
1216 | } | |
1217 | } | |
1218 | ||
1219 | cdr.Readed = 0; | |
1220 | ||
1221 | // G-Police: Don't autopause ADPCM even if mode set (music) | |
1222 | if ((cdr.Transfer[4 + 2] & 0x80) && (cdr.Mode & MODE_AUTOPAUSE) && | |
1223 | (cdr.Transfer[4 + 2] & 0x4) != 0x4 ) { // EOF | |
ef79bbde P |
1224 | #ifdef CDR_LOG |
1225 | CDR_LOG("cdrReadInterrupt() Log: Autopausing read\n"); | |
1226 | #endif | |
9f8b032d | 1227 | // AddIrqQueue(AUTOPAUSE, 0x2000); |
1228 | AddIrqQueue(CdlPause, 0x2000); | |
ef79bbde P |
1229 | } |
1230 | else { | |
9f8b032d | 1231 | CDREAD_INT((cdr.Mode & MODE_SPEED) ? (cdReadTime / 2) : cdReadTime); |
1232 | } | |
1233 | ||
1234 | /* | |
1235 | Croc 2: $40 - only FORM1 (*) | |
1236 | Judge Dredd: $C8 - only FORM1 (*) | |
1237 | Sim Theme Park - no adpcm at all (zero) | |
1238 | */ | |
1239 | ||
1240 | if( (cdr.Mode & MODE_STRSND) == 0 || (cdr.Transfer[4+2] & 0x4) != 0x4 ) { | |
1241 | cdr.Stat = DataReady; | |
1242 | } else { | |
1243 | // Breath of Fire 3 - fix inn sleeping | |
1244 | // Rockman X5 - no music restart problem | |
1245 | cdr.Stat = NoIntr; | |
ef79bbde P |
1246 | } |
1247 | psxHu32ref(0x1070) |= SWAP32((u32)0x4); | |
9f8b032d | 1248 | |
1249 | Check_Shell(0); | |
ef79bbde P |
1250 | } |
1251 | ||
1252 | /* | |
1253 | cdrRead0: | |
1254 | bit 0 - 0 REG1 command send / 1 REG1 data read | |
1255 | bit 1 - 0 data transfer finish / 1 data transfer ready/in progress | |
1256 | bit 2 - unknown | |
1257 | bit 3 - unknown | |
1258 | bit 4 - unknown | |
1259 | bit 5 - 1 result ready | |
1260 | bit 6 - 1 dma ready | |
1261 | bit 7 - 1 command being processed | |
1262 | */ | |
1263 | ||
1264 | unsigned char cdrRead0(void) { | |
1265 | if (cdr.ResultReady) | |
1266 | cdr.Ctrl |= 0x20; | |
1267 | else | |
1268 | cdr.Ctrl &= ~0x20; | |
1269 | ||
1270 | if (cdr.OCUP) | |
1271 | cdr.Ctrl |= 0x40; | |
1272 | // else | |
1273 | // cdr.Ctrl &= ~0x40; | |
1274 | ||
1275 | // What means the 0x10 and the 0x08 bits? I only saw it used by the bios | |
1276 | cdr.Ctrl |= 0x18; | |
1277 | ||
1278 | #ifdef CDR_LOG | |
1279 | CDR_LOG("cdrRead0() Log: CD0 Read: %x\n", cdr.Ctrl); | |
1280 | #endif | |
1281 | ||
1282 | return psxHu8(0x1800) = cdr.Ctrl; | |
1283 | } | |
1284 | ||
1285 | /* | |
1286 | cdrWrite0: | |
1287 | 0 - to send a command / 1 - to get the result | |
1288 | */ | |
1289 | ||
1290 | void cdrWrite0(unsigned char rt) { | |
1291 | #ifdef CDR_LOG | |
1292 | CDR_LOG("cdrWrite0() Log: CD0 write: %x\n", rt); | |
1293 | #endif | |
1294 | cdr.Ctrl = rt | (cdr.Ctrl & ~0x3); | |
1295 | ||
9f8b032d | 1296 | if (rt == 0) { |
ef79bbde P |
1297 | cdr.ParamP = 0; |
1298 | cdr.ParamC = 0; | |
1299 | cdr.ResultReady = 0; | |
1300 | } | |
1301 | } | |
1302 | ||
1303 | unsigned char cdrRead1(void) { | |
1304 | if (cdr.ResultReady) { // && cdr.Ctrl & 0x1) { | |
9f8b032d | 1305 | // GameShark CDX CD Player: uses 17 bytes output (wraps around) |
1306 | psxHu8(0x1801) = cdr.Result[cdr.ResultP & 0xf]; | |
1307 | cdr.ResultP++; | |
ef79bbde P |
1308 | if (cdr.ResultP == cdr.ResultC) |
1309 | cdr.ResultReady = 0; | |
1310 | } else { | |
1311 | psxHu8(0x1801) = 0; | |
1312 | } | |
1313 | #ifdef CDR_LOG | |
1314 | CDR_LOG("cdrRead1() Log: CD1 Read: %x\n", psxHu8(0x1801)); | |
1315 | #endif | |
1316 | return psxHu8(0x1801); | |
1317 | } | |
1318 | ||
1319 | void cdrWrite1(unsigned char rt) { | |
1320 | int i; | |
1321 | ||
1322 | #ifdef CDR_LOG | |
1323 | CDR_LOG("cdrWrite1() Log: CD1 write: %x (%s)\n", rt, CmdName[rt]); | |
1324 | #endif | |
9f8b032d | 1325 | |
1326 | ||
1327 | // Tekken: CDXA fade-out | |
1328 | if( (cdr.Ctrl & 3) == 3 ) { | |
1329 | //cdr.AttenuatorRight[0] = rt; | |
1330 | } | |
1331 | ||
1332 | ||
ef79bbde | 1333 | // psxHu8(0x1801) = rt; |
9f8b032d | 1334 | cdr.Cmd = rt; |
ef79bbde P |
1335 | cdr.OCUP = 0; |
1336 | ||
1337 | #ifdef CDRCMD_DEBUG | |
1338 | SysPrintf("cdrWrite1() Log: CD1 write: %x (%s)", rt, CmdName[rt]); | |
1339 | if (cdr.ParamC) { | |
1340 | SysPrintf(" Param[%d] = {", cdr.ParamC); | |
1341 | for (i = 0; i < cdr.ParamC; i++) | |
1342 | SysPrintf(" %x,", cdr.Param[i]); | |
1343 | SysPrintf("}\n"); | |
1344 | } else { | |
1345 | SysPrintf("\n"); | |
1346 | } | |
1347 | #endif | |
1348 | ||
1349 | if (cdr.Ctrl & 0x1) return; | |
1350 | ||
9f8b032d | 1351 | switch (cdr.Cmd) { |
ef79bbde | 1352 | case CdlSync: |
9f8b032d | 1353 | cdr.Ctrl |= 0x80; |
ef79bbde | 1354 | cdr.Stat = NoIntr; |
9f8b032d | 1355 | AddIrqQueue(cdr.Cmd, 0x800); |
ef79bbde P |
1356 | break; |
1357 | ||
1358 | case CdlNop: | |
9f8b032d | 1359 | cdr.Ctrl |= 0x80; |
ef79bbde | 1360 | cdr.Stat = NoIntr; |
9f8b032d | 1361 | |
1362 | // Twisted Metal 3 - fix music | |
1363 | AddIrqQueue(cdr.Cmd, 0x800); | |
ef79bbde P |
1364 | break; |
1365 | ||
1366 | case CdlSetloc: | |
9f8b032d | 1367 | StopReading(); |
1368 | cdr.Seeked = FALSE; | |
1369 | for (i = 0; i < 3; i++) | |
1370 | cdr.SetSector[i] = btoi(cdr.Param[i]); | |
ef79bbde | 1371 | cdr.SetSector[3] = 0; |
9f8b032d | 1372 | |
1373 | /* | |
1374 | if ((cdr.SetSector[0] | cdr.SetSector[1] | cdr.SetSector[2]) == 0) { | |
1375 | *(u32 *)cdr.SetSector = *(u32 *)cdr.SetSectorSeek; | |
1376 | }*/ | |
1377 | ||
1378 | cdr.Ctrl |= 0x80; | |
ef79bbde | 1379 | cdr.Stat = NoIntr; |
9f8b032d | 1380 | AddIrqQueue(cdr.Cmd, 0x800); |
ef79bbde P |
1381 | break; |
1382 | ||
1383 | case CdlPlay: | |
9f8b032d | 1384 | // Vib Ribbon: try same track again |
1385 | StopCdda(); | |
1386 | ||
1387 | if (!cdr.SetSector[0] & !cdr.SetSector[1] & !cdr.SetSector[2]) { | |
1388 | if (CDR_getTN(cdr.ResultTN) != -1) { | |
1389 | if (cdr.CurTrack > cdr.ResultTN[1]) | |
1390 | cdr.CurTrack = cdr.ResultTN[1]; | |
1391 | if (CDR_getTD((unsigned char)(cdr.CurTrack), cdr.ResultTD) != -1) { | |
1392 | int tmp = cdr.ResultTD[2]; | |
1393 | cdr.ResultTD[2] = cdr.ResultTD[0]; | |
1394 | cdr.ResultTD[0] = tmp; | |
1395 | if (!Config.Cdda) CDR_play(cdr.ResultTD); | |
1396 | } | |
ef79bbde | 1397 | } |
9f8b032d | 1398 | } else if (!Config.Cdda) { |
1399 | CDR_play(cdr.SetSector); | |
1400 | } | |
1401 | ||
1402 | // Vib Ribbon - decoded buffer IRQ for CDDA reading | |
1403 | // - fixes ribbon timing + music CD mode | |
1404 | //TODO? | |
1405 | //CDRDBUF_INT( PSXCLK / 44100 * 0x100 ); | |
1406 | ||
1407 | ||
1408 | cdr.Play = TRUE; | |
1409 | ||
1410 | cdr.StatP |= STATUS_SEEK; | |
1411 | cdr.StatP &= ~STATUS_ROTATING; | |
1412 | ||
1413 | cdr.Ctrl |= 0x80; | |
1414 | cdr.Stat = NoIntr; | |
1415 | AddIrqQueue(cdr.Cmd, 0x800); | |
ef79bbde P |
1416 | break; |
1417 | ||
1418 | case CdlForward: | |
9f8b032d | 1419 | //if (cdr.CurTrack < 0xaa) |
1420 | // cdr.CurTrack++; | |
1421 | cdr.Ctrl |= 0x80; | |
ef79bbde | 1422 | cdr.Stat = NoIntr; |
9f8b032d | 1423 | AddIrqQueue(cdr.Cmd, 0x800); |
ef79bbde P |
1424 | break; |
1425 | ||
1426 | case CdlBackward: | |
9f8b032d | 1427 | //if (cdr.CurTrack > 1) |
1428 | //cdr.CurTrack--; | |
1429 | cdr.Ctrl |= 0x80; | |
1430 | cdr.Stat = NoIntr; | |
1431 | AddIrqQueue(cdr.Cmd, 0x800); | |
ef79bbde P |
1432 | break; |
1433 | ||
1434 | case CdlReadN: | |
9f8b032d | 1435 | cdr.Irq = 0; |
1436 | StopReading(); | |
1437 | cdr.Ctrl|= 0x80; | |
1438 | cdr.Stat = NoIntr; | |
1439 | StartReading(1, 0x800); | |
1440 | break; | |
ef79bbde P |
1441 | |
1442 | case CdlStandby: | |
9f8b032d | 1443 | StopCdda(); |
1444 | StopReading(); | |
1445 | cdr.Ctrl |= 0x80; | |
1446 | cdr.Stat = NoIntr; | |
1447 | AddIrqQueue(cdr.Cmd, 0x800); | |
ef79bbde P |
1448 | break; |
1449 | ||
1450 | case CdlStop: | |
9f8b032d | 1451 | // GameShark CD Player: Reset CDDA to track start |
1452 | if( cdr.Play && CDR_getStatus(&stat) != -1 ) { | |
1453 | cdr.SetSectorPlay[0] = stat.Time[0]; | |
1454 | cdr.SetSectorPlay[1] = stat.Time[1]; | |
1455 | cdr.SetSectorPlay[2] = stat.Time[2]; | |
1456 | ||
1457 | Find_CurTrack(); | |
1458 | ||
1459 | ||
1460 | // grab time for current track | |
1461 | CDR_getTD((u8)(cdr.CurTrack), cdr.ResultTD); | |
1462 | ||
1463 | cdr.SetSectorPlay[0] = cdr.ResultTD[2]; | |
1464 | cdr.SetSectorPlay[1] = cdr.ResultTD[1]; | |
1465 | cdr.SetSectorPlay[2] = cdr.ResultTD[0]; | |
1466 | } | |
1467 | ||
1468 | StopCdda(); | |
1469 | StopReading(); | |
1470 | ||
1471 | cdr.Ctrl |= 0x80; | |
1472 | cdr.Stat = NoIntr; | |
1473 | AddIrqQueue(cdr.Cmd, 0x800); | |
ef79bbde P |
1474 | break; |
1475 | ||
1476 | case CdlPause: | |
9f8b032d | 1477 | /* |
1478 | GameShark CD Player: save time for resume | |
1479 | ||
1480 | Twisted Metal - World Tour: don't save times for DATA reads | |
1481 | - Only get 1 chance to do this right | |
1482 | */ | |
1483 | if( cdr.Play && CDR_getStatus(&stat) != -1 ) { | |
1484 | cdr.SetSectorPlay[0] = stat.Time[0]; | |
1485 | cdr.SetSectorPlay[1] = stat.Time[1]; | |
1486 | cdr.SetSectorPlay[2] = stat.Time[2]; | |
1487 | } | |
ef79bbde | 1488 | |
9f8b032d | 1489 | StopCdda(); |
1490 | StopReading(); | |
1491 | cdr.Ctrl |= 0x80; | |
1492 | cdr.Stat = NoIntr; | |
1493 | ||
1494 | /* | |
1495 | Gundam Battle Assault 2: much slower (*) | |
1496 | - Fixes boot, gameplay | |
1497 | ||
1498 | Hokuto no Ken 2: slower | |
1499 | - Fixes intro + subtitles | |
1500 | ||
1501 | InuYasha - Feudal Fairy Tale: slower | |
1502 | - Fixes battles | |
1503 | */ | |
1504 | AddIrqQueue(cdr.Cmd, cdReadTime * 3); | |
1505 | break; | |
1506 | ||
1507 | case CdlReset: | |
ef79bbde | 1508 | case CdlInit: |
9f8b032d | 1509 | StopCdda(); |
1510 | StopReading(); | |
1511 | cdr.Ctrl |= 0x80; | |
1512 | cdr.Stat = NoIntr; | |
1513 | AddIrqQueue(cdr.Cmd, 0x800); | |
ef79bbde P |
1514 | break; |
1515 | ||
1516 | case CdlMute: | |
1517 | cdr.Muted = TRUE; | |
9f8b032d | 1518 | cdr.Ctrl |= 0x80; |
ef79bbde | 1519 | cdr.Stat = NoIntr; |
9f8b032d | 1520 | AddIrqQueue(cdr.Cmd, 0x800); |
1521 | ||
1522 | // Duke Nukem - Time to Kill | |
1523 | // - do not directly set cd-xa volume | |
1524 | //SPU_writeRegister( H_CDLeft, 0x0000 ); | |
1525 | //SPU_writeRegister( H_CDRight, 0x0000 ); | |
ef79bbde P |
1526 | break; |
1527 | ||
1528 | case CdlDemute: | |
1529 | cdr.Muted = FALSE; | |
9f8b032d | 1530 | cdr.Ctrl |= 0x80; |
ef79bbde | 1531 | cdr.Stat = NoIntr; |
9f8b032d | 1532 | AddIrqQueue(cdr.Cmd, 0x800); |
1533 | ||
1534 | // Duke Nukem - Time to Kill | |
1535 | // - do not directly set cd-xa volume | |
1536 | //SPU_writeRegister( H_CDLeft, 0x7f00 ); | |
1537 | //SPU_writeRegister( H_CDRight, 0x7f00 ); | |
ef79bbde P |
1538 | break; |
1539 | ||
1540 | case CdlSetfilter: | |
1541 | cdr.File = cdr.Param[0]; | |
1542 | cdr.Channel = cdr.Param[1]; | |
9f8b032d | 1543 | cdr.Ctrl |= 0x80; |
ef79bbde | 1544 | cdr.Stat = NoIntr; |
9f8b032d | 1545 | AddIrqQueue(cdr.Cmd, 0x800); |
ef79bbde P |
1546 | break; |
1547 | ||
1548 | case CdlSetmode: | |
1549 | #ifdef CDR_LOG | |
9f8b032d | 1550 | CDR_LOG("cdrWrite1() Log: Setmode %x\n", cdr.Param[0]); |
ef79bbde P |
1551 | #endif |
1552 | cdr.Mode = cdr.Param[0]; | |
9f8b032d | 1553 | cdr.Ctrl |= 0x80; |
ef79bbde | 1554 | cdr.Stat = NoIntr; |
9f8b032d | 1555 | AddIrqQueue(cdr.Cmd, 0x800); |
1556 | ||
1557 | // Squaresoft on PlayStation 1998 Collector's CD Vol. 1 | |
1558 | // - fixes choppy movie sound | |
1559 | if( cdr.Play && (cdr.Mode & MODE_CDDA) == 0 ) | |
1560 | StopCdda(); | |
ef79bbde P |
1561 | break; |
1562 | ||
1563 | case CdlGetmode: | |
9f8b032d | 1564 | cdr.Ctrl |= 0x80; |
ef79bbde | 1565 | cdr.Stat = NoIntr; |
9f8b032d | 1566 | AddIrqQueue(cdr.Cmd, 0x800); |
ef79bbde P |
1567 | break; |
1568 | ||
1569 | case CdlGetlocL: | |
9f8b032d | 1570 | cdr.Ctrl |= 0x80; |
1571 | cdr.Stat = NoIntr; | |
1572 | ||
1573 | // Crusaders of Might and Magic - cutscene speech | |
1574 | AddIrqQueue(cdr.Cmd, 0x800); | |
1575 | break; | |
ef79bbde P |
1576 | |
1577 | case CdlGetlocP: | |
9f8b032d | 1578 | cdr.Ctrl |= 0x80; |
1579 | cdr.Stat = NoIntr; | |
1580 | ||
1581 | // GameShark CDX / Lite Player: pretty narrow time window | |
1582 | // - doesn't always work due to time inprecision | |
1583 | //AddIrqQueue(cdr.Cmd, 0x28); | |
1584 | ||
1585 | // Tomb Raider 2 - cdda | |
53951880 | 1586 | //AddIrqQueue(cdr.Cmd, 0x40); |
1587 | ||
1588 | // rearmed: the above works in pcsxr-svn, but breaks here | |
1589 | // (TOCA world touring cars), perhaps some other code is not merged yet | |
1590 | AddIrqQueue(cdr.Cmd, 0x1000); | |
ef79bbde P |
1591 | break; |
1592 | ||
1593 | case CdlGetTN: | |
9f8b032d | 1594 | cdr.Ctrl |= 0x80; |
1595 | cdr.Stat = NoIntr; | |
1596 | //AddIrqQueue(cdr.Cmd, 0x800); | |
1597 | ||
1598 | // GameShark CDX CD Player: very long time | |
1599 | AddIrqQueue(cdr.Cmd, 0x100000); | |
1600 | break; | |
ef79bbde P |
1601 | |
1602 | case CdlGetTD: | |
9f8b032d | 1603 | cdr.Ctrl |= 0x80; |
ef79bbde | 1604 | cdr.Stat = NoIntr; |
9f8b032d | 1605 | AddIrqQueue(cdr.Cmd, 0x800); |
ef79bbde P |
1606 | break; |
1607 | ||
1608 | case CdlSeekL: | |
1609 | // ((u32 *)cdr.SetSectorSeek)[0] = ((u32 *)cdr.SetSector)[0]; | |
9f8b032d | 1610 | cdr.Ctrl |= 0x80; |
1611 | cdr.Stat = NoIntr; | |
1612 | AddIrqQueue(cdr.Cmd, 0x800); | |
1613 | ||
1614 | StopCdda(); | |
1615 | StopReading(); | |
1616 | ||
1617 | break; | |
ef79bbde P |
1618 | |
1619 | case CdlSeekP: | |
1620 | // ((u32 *)cdr.SetSectorSeek)[0] = ((u32 *)cdr.SetSector)[0]; | |
9f8b032d | 1621 | cdr.Ctrl |= 0x80; |
ef79bbde | 1622 | cdr.Stat = NoIntr; |
9f8b032d | 1623 | |
1624 | // Tomb Raider 2 - reset cdda | |
1625 | StopCdda(); | |
1626 | StopReading(); | |
1627 | ||
1628 | AddIrqQueue(cdr.Cmd, 0x800); | |
ef79bbde P |
1629 | break; |
1630 | ||
9f8b032d | 1631 | // Destruction Derby: read TOC? GetTD after this |
1632 | case CdlReadT: | |
1633 | cdr.Ctrl |= 0x80; | |
1634 | cdr.Stat = NoIntr; | |
1635 | AddIrqQueue(cdr.Cmd, 0x800); | |
1636 | break; | |
1637 | ||
ef79bbde | 1638 | case CdlTest: |
9f8b032d | 1639 | cdr.Ctrl |= 0x80; |
ef79bbde | 1640 | cdr.Stat = NoIntr; |
9f8b032d | 1641 | AddIrqQueue(cdr.Cmd, 0x800); |
ef79bbde P |
1642 | break; |
1643 | ||
1644 | case CdlID: | |
9f8b032d | 1645 | cdr.Ctrl |= 0x80; |
ef79bbde | 1646 | cdr.Stat = NoIntr; |
9f8b032d | 1647 | AddIrqQueue(cdr.Cmd, 0x800); |
ef79bbde P |
1648 | break; |
1649 | ||
1650 | case CdlReadS: | |
9f8b032d | 1651 | cdr.Irq = 0; |
1652 | StopReading(); | |
1653 | cdr.Ctrl |= 0x80; | |
1654 | cdr.Stat = NoIntr; | |
1655 | StartReading(2, 0x800); | |
1656 | break; | |
ef79bbde P |
1657 | |
1658 | case CdlReadToc: | |
9f8b032d | 1659 | cdr.Ctrl |= 0x80; |
ef79bbde | 1660 | cdr.Stat = NoIntr; |
9f8b032d | 1661 | AddIrqQueue(cdr.Cmd, 0x800); |
ef79bbde P |
1662 | break; |
1663 | ||
1664 | default: | |
1665 | #ifdef CDR_LOG | |
9f8b032d | 1666 | CDR_LOG("cdrWrite1() Log: Unknown command: %x\n", cdr.Cmd); |
ef79bbde | 1667 | #endif |
9f8b032d | 1668 | return; |
1669 | } | |
ef79bbde P |
1670 | if (cdr.Stat != NoIntr) { |
1671 | psxHu32ref(0x1070) |= SWAP32((u32)0x4); | |
1672 | } | |
1673 | } | |
1674 | ||
1675 | unsigned char cdrRead2(void) { | |
1676 | unsigned char ret; | |
1677 | ||
1678 | if (cdr.Readed == 0) { | |
1679 | ret = 0; | |
1680 | } else { | |
1681 | ret = *cdr.pTransfer++; | |
1682 | } | |
1683 | ||
1684 | #ifdef CDR_LOG | |
1685 | CDR_LOG("cdrRead2() Log: CD2 Read: %x\n", ret); | |
1686 | #endif | |
1687 | return ret; | |
1688 | } | |
1689 | ||
1690 | void cdrWrite2(unsigned char rt) { | |
1691 | #ifdef CDR_LOG | |
1692 | CDR_LOG("cdrWrite2() Log: CD2 write: %x\n", rt); | |
1693 | #endif | |
9f8b032d | 1694 | |
1695 | // Tekken: CDXA fade-out | |
1696 | if( (cdr.Ctrl & 3) == 2 ) { | |
1697 | //cdr.AttenuatorLeft[0] = rt; | |
1698 | } | |
1699 | else if( (cdr.Ctrl & 3) == 3 ) { | |
1700 | //cdr.AttenuatorRight[1] = rt; | |
1701 | } | |
1702 | ||
1703 | ||
1704 | if (cdr.Ctrl & 0x1) { | |
ef79bbde P |
1705 | switch (rt) { |
1706 | case 0x07: | |
9f8b032d | 1707 | cdr.ParamP = 0; |
ef79bbde P |
1708 | cdr.ParamC = 0; |
1709 | cdr.ResultReady = 1; //0; | |
1710 | cdr.Ctrl &= ~3; //cdr.Ctrl = 0; | |
1711 | break; | |
1712 | ||
1713 | default: | |
1714 | cdr.Reg2 = rt; | |
1715 | break; | |
1716 | } | |
9f8b032d | 1717 | } else if (!(cdr.Ctrl & 0x1) && cdr.ParamP < 8) { |
ef79bbde P |
1718 | cdr.Param[cdr.ParamP++] = rt; |
1719 | cdr.ParamC++; | |
1720 | } | |
1721 | } | |
1722 | ||
1723 | unsigned char cdrRead3(void) { | |
1724 | if (cdr.Stat) { | |
1725 | if (cdr.Ctrl & 0x1) | |
1726 | psxHu8(0x1803) = cdr.Stat | 0xE0; | |
1727 | else | |
1728 | psxHu8(0x1803) = 0xff; | |
1729 | } else { | |
1730 | psxHu8(0x1803) = 0; | |
1731 | } | |
1732 | #ifdef CDR_LOG | |
1733 | CDR_LOG("cdrRead3() Log: CD3 Read: %x\n", psxHu8(0x1803)); | |
1734 | #endif | |
1735 | return psxHu8(0x1803); | |
1736 | } | |
1737 | ||
1738 | void cdrWrite3(unsigned char rt) { | |
1739 | #ifdef CDR_LOG | |
1740 | CDR_LOG("cdrWrite3() Log: CD3 write: %x\n", rt); | |
1741 | #endif | |
9f8b032d | 1742 | /* |
1743 | // Tekken: CDXA fade-out | |
1744 | if( (cdr.Ctrl & 3) == 2 ) { | |
1745 | cdr.AttenuatorLeft[1] = rt; | |
1746 | } | |
1747 | else if( (cdr.Ctrl & 3) == 3 && rt == 0x20 ) { | |
1748 | #ifdef CDR_LOG | |
1749 | CDR_LOG( "CD-XA Volume: %X %X | %X %X\n", | |
1750 | cdr.AttenuatorLeft[0], cdr.AttenuatorLeft[1], | |
1751 | cdr.AttenuatorRight[0], cdr.AttenuatorRight[1] ); | |
1752 | #endif | |
1753 | } | |
1754 | */ | |
1755 | ||
1756 | // GameShark CDX CD Player: Irq timing mania | |
1757 | if( rt == 0 && | |
1758 | cdr.Irq != 0 && cdr.Irq != 0xff && | |
1759 | cdr.ResultReady == 0 ) { | |
1760 | ||
1761 | // GS CDX: ~0x28 cycle timing - way too precise | |
1762 | if( cdr.Irq == CdlGetlocP ) { | |
1763 | cdrInterrupt(); | |
1764 | ||
1765 | psxRegs.interrupt &= ~(1 << PSXINT_CDR); | |
1766 | } | |
1767 | } | |
1768 | ||
1769 | ||
1770 | if (rt == 0x07 && cdr.Ctrl & 0x1) { | |
ef79bbde P |
1771 | cdr.Stat = 0; |
1772 | ||
1773 | if (cdr.Irq == 0xff) { | |
1774 | cdr.Irq = 0; | |
1775 | return; | |
1776 | } | |
9f8b032d | 1777 | |
1778 | if (cdr.Reading && !cdr.ResultReady) { | |
1779 | CDREAD_INT((cdr.Mode & MODE_SPEED) ? (cdReadTime / 2) : cdReadTime); | |
1780 | } | |
ef79bbde P |
1781 | |
1782 | return; | |
1783 | } | |
9f8b032d | 1784 | |
ef79bbde P |
1785 | if (rt == 0x80 && !(cdr.Ctrl & 0x1) && cdr.Readed == 0) { |
1786 | cdr.Readed = 1; | |
1787 | cdr.pTransfer = cdr.Transfer; | |
1788 | ||
1789 | switch (cdr.Mode & 0x30) { | |
9f8b032d | 1790 | case MODE_SIZE_2328: |
ef79bbde P |
1791 | case 0x00: |
1792 | cdr.pTransfer += 12; | |
1793 | break; | |
9f8b032d | 1794 | |
1795 | case MODE_SIZE_2340: | |
1796 | cdr.pTransfer += 0; | |
1797 | break; | |
1798 | ||
ef79bbde P |
1799 | default: |
1800 | break; | |
1801 | } | |
1802 | } | |
1803 | } | |
1804 | ||
1805 | void psxDma3(u32 madr, u32 bcr, u32 chcr) { | |
1806 | u32 cdsize; | |
1807 | u8 *ptr; | |
1808 | ||
1809 | #ifdef CDR_LOG | |
1810 | CDR_LOG("psxDma3() Log: *** DMA 3 *** %x addr = %x size = %x\n", chcr, madr, bcr); | |
1811 | #endif | |
1812 | ||
1813 | switch (chcr) { | |
1814 | case 0x11000000: | |
1815 | case 0x11400100: | |
1816 | if (cdr.Readed == 0) { | |
1817 | #ifdef CDR_LOG | |
1818 | CDR_LOG("psxDma3() Log: *** DMA 3 *** NOT READY\n"); | |
1819 | #endif | |
1820 | break; | |
1821 | } | |
1822 | ||
1823 | cdsize = (bcr & 0xffff) * 4; | |
1824 | ||
9f8b032d | 1825 | // Ape Escape: bcr = 0001 / 0000 |
1826 | // - fix boot | |
1827 | if( cdsize == 0 ) | |
1828 | { | |
1829 | switch (cdr.Mode & 0x30) { | |
1830 | case 0x00: cdsize = 2048; break; | |
1831 | case MODE_SIZE_2328: cdsize = 2328; break; | |
1832 | case MODE_SIZE_2340: cdsize = 2340; break; | |
1833 | } | |
1834 | } | |
1835 | ||
1836 | ||
ef79bbde P |
1837 | ptr = (u8 *)PSXM(madr); |
1838 | if (ptr == NULL) { | |
1839 | #ifdef CPU_LOG | |
1840 | CDR_LOG("psxDma3() Log: *** DMA 3 *** NULL Pointer!\n"); | |
1841 | #endif | |
1842 | break; | |
1843 | } | |
9f8b032d | 1844 | |
1845 | /* | |
1846 | GS CDX: Enhancement CD crash | |
1847 | - Setloc 0:0:0 | |
1848 | - CdlPlay | |
1849 | - Spams DMA3 and gets buffer overrun | |
1850 | */ | |
1851 | ||
1852 | if( (cdr.pTransfer-cdr.Transfer) + cdsize > 2352 ) | |
1853 | { | |
1854 | // avoid crash - probably should wrap here | |
1855 | //memcpy(ptr, cdr.pTransfer, cdsize); | |
1856 | } | |
1857 | else | |
1858 | { | |
1859 | memcpy(ptr, cdr.pTransfer, cdsize); | |
1860 | } | |
1861 | ||
ef79bbde P |
1862 | psxCpu->Clear(madr, cdsize / 4); |
1863 | cdr.pTransfer += cdsize; | |
9f8b032d | 1864 | |
1865 | ||
1866 | // burst vs normal | |
1867 | if( chcr == 0x11400100 ) { | |
1868 | CDRDMA_INT( (cdsize/4) / 4 ); | |
1869 | } | |
1870 | else if( chcr == 0x11000000 ) { | |
1871 | CDRDMA_INT( (cdsize/4) * 1 ); | |
1872 | } | |
1873 | return; | |
1874 | ||
ef79bbde P |
1875 | default: |
1876 | #ifdef CDR_LOG | |
1877 | CDR_LOG("psxDma3() Log: Unknown cddma %x\n", chcr); | |
1878 | #endif | |
1879 | break; | |
1880 | } | |
1881 | ||
1882 | HW_DMA3_CHCR &= SWAP32(~0x01000000); | |
1883 | DMA_INTERRUPT(3); | |
1884 | } | |
1885 | ||
9f8b032d | 1886 | void cdrDmaInterrupt() |
1887 | { | |
1888 | HW_DMA3_CHCR &= SWAP32(~0x01000000); | |
1889 | DMA_INTERRUPT(3); | |
1890 | } | |
1891 | ||
ef79bbde P |
1892 | void cdrReset() { |
1893 | memset(&cdr, 0, sizeof(cdr)); | |
1894 | cdr.CurTrack = 1; | |
1895 | cdr.File = 1; | |
1896 | cdr.Channel = 1; | |
1897 | } | |
1898 | ||
1899 | int cdrFreeze(gzFile f, int Mode) { | |
1900 | uintptr_t tmp; | |
1901 | ||
ef79bbde | 1902 | |
9f8b032d | 1903 | if( Mode == 0 ) { |
1904 | StopCdda(); | |
1905 | } | |
1906 | ||
1907 | gzfreeze(&cdr, sizeof(cdr)); | |
1908 | ||
ef79bbde P |
1909 | if (Mode == 1) |
1910 | tmp = cdr.pTransfer - cdr.Transfer; | |
1911 | ||
1912 | gzfreeze(&tmp, sizeof(tmp)); | |
1913 | ||
1914 | if (Mode == 0) | |
1915 | cdr.pTransfer = cdr.Transfer + tmp; | |
1916 | ||
1917 | return 0; | |
1918 | } | |
9f8b032d | 1919 | |
1920 | void LidInterrupt() { | |
1921 | cdr.LidCheck = 0x20; // start checker | |
1922 | ||
1923 | CDRLID_INT( cdReadTime * 3 ); | |
1924 | ||
1925 | // generate interrupt if none active - open or close | |
1926 | if (cdr.Irq == 0 || cdr.Irq == 0xff) { | |
1927 | cdr.Ctrl |= 0x80; | |
1928 | cdr.Stat = NoIntr; | |
1929 | AddIrqQueue(CdlNop, 0x800); | |
1930 | } | |
1931 | } |