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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; | |
ef79bbde | 123 | |
9f8b032d | 124 | static unsigned int msf2sec(char *msf) { |
125 | return ((msf[0] * 60 + msf[1]) * 75) + msf[2]; | |
126 | } | |
127 | ||
128 | static void sec2msf(unsigned int s, char *msf) { | |
129 | msf[0] = s / 75 / 60; | |
130 | s = s - msf[0] * 75 * 60; | |
131 | msf[1] = s / 75; | |
132 | s = s - msf[1] * 75; | |
133 | msf[2] = s; | |
134 | } | |
135 | ||
136 | ||
ef79bbde | 137 | #define CDR_INT(eCycle) { \ |
d28b54b1 | 138 | psxRegs.interrupt |= (1 << PSXINT_CDR); \ |
139 | psxRegs.intCycle[PSXINT_CDR].cycle = eCycle; \ | |
140 | psxRegs.intCycle[PSXINT_CDR].sCycle = psxRegs.cycle; \ | |
141 | new_dyna_set_event(PSXINT_CDR, eCycle); \ | |
ae602c19 | 142 | } |
ef79bbde P |
143 | |
144 | #define CDREAD_INT(eCycle) { \ | |
d28b54b1 | 145 | psxRegs.interrupt |= (1 << PSXINT_CDREAD); \ |
146 | psxRegs.intCycle[PSXINT_CDREAD].cycle = eCycle; \ | |
147 | psxRegs.intCycle[PSXINT_CDREAD].sCycle = psxRegs.cycle; \ | |
148 | new_dyna_set_event(PSXINT_CDREAD, eCycle); \ | |
ae602c19 | 149 | } |
ef79bbde | 150 | |
9f8b032d | 151 | #define CDRLID_INT(eCycle) { \ |
152 | psxRegs.interrupt |= (1 << PSXINT_CDRLID); \ | |
153 | psxRegs.intCycle[PSXINT_CDRLID].cycle = eCycle; \ | |
154 | psxRegs.intCycle[PSXINT_CDRLID].sCycle = psxRegs.cycle; \ | |
155 | new_dyna_set_event(PSXINT_CDRLID, eCycle); \ | |
156 | } | |
157 | ||
7f457614 | 158 | #define CDRPLAY_INT(eCycle) { \ |
159 | psxRegs.interrupt |= (1 << PSXINT_CDRPLAY); \ | |
160 | psxRegs.intCycle[PSXINT_CDRPLAY].cycle = eCycle; \ | |
161 | psxRegs.intCycle[PSXINT_CDRPLAY].sCycle = psxRegs.cycle; \ | |
162 | new_dyna_set_event(PSXINT_CDRPLAY, eCycle); \ | |
163 | } | |
164 | ||
ef79bbde P |
165 | #define StartReading(type, eCycle) { \ |
166 | cdr.Reading = type; \ | |
167 | cdr.FirstSector = 1; \ | |
168 | cdr.Readed = 0xff; \ | |
169 | AddIrqQueue(READ_ACK, eCycle); \ | |
170 | } | |
171 | ||
172 | #define StopReading() { \ | |
173 | if (cdr.Reading) { \ | |
174 | cdr.Reading = 0; \ | |
d28b54b1 | 175 | psxRegs.interrupt &= ~(1 << PSXINT_CDREAD); \ |
ef79bbde | 176 | } \ |
9f8b032d | 177 | cdr.StatP &= ~STATUS_READ;\ |
ef79bbde P |
178 | } |
179 | ||
180 | #define StopCdda() { \ | |
181 | if (cdr.Play) { \ | |
182 | if (!Config.Cdda) CDR_stop(); \ | |
9f8b032d | 183 | cdr.StatP &= ~STATUS_PLAY; \ |
ef79bbde | 184 | cdr.Play = FALSE; \ |
9f8b032d | 185 | cdr.FastForward = 0; \ |
186 | cdr.FastBackward = 0; \ | |
187 | /*SPU_registerCallback( SPUirq );*/ \ | |
ef79bbde P |
188 | } \ |
189 | } | |
190 | ||
191 | #define SetResultSize(size) { \ | |
192 | cdr.ResultP = 0; \ | |
193 | cdr.ResultC = size; \ | |
194 | cdr.ResultReady = 1; \ | |
195 | } | |
196 | ||
9f8b032d | 197 | |
198 | void cdrLidSeekInterrupt() | |
199 | { | |
200 | // turn back on checking | |
201 | if( cdr.LidCheck == 0x10 ) | |
202 | { | |
203 | cdr.LidCheck = 0; | |
204 | } | |
205 | ||
206 | // official lid close | |
207 | else if( cdr.LidCheck == 0x30 ) | |
208 | { | |
209 | // GS CDX 3.3: $13 | |
210 | cdr.StatP |= STATUS_ROTATING; | |
211 | ||
212 | ||
213 | // GS CDX 3.3 - ~50 getlocp tries | |
214 | CDRLID_INT( cdReadTime * 3 ); | |
215 | cdr.LidCheck = 0x40; | |
216 | } | |
217 | ||
218 | // turn off ready | |
219 | else if( cdr.LidCheck == 0x40 ) | |
220 | { | |
221 | // GS CDX 3.3: $01 | |
222 | cdr.StatP &= ~STATUS_SHELLOPEN; | |
223 | cdr.StatP &= ~STATUS_ROTATING; | |
224 | ||
225 | ||
226 | // GS CDX 3.3 - ~50 getlocp tries | |
227 | CDRLID_INT( cdReadTime * 3 ); | |
228 | cdr.LidCheck = 0x50; | |
229 | } | |
230 | ||
231 | // now seek | |
232 | else if( cdr.LidCheck == 0x50 ) | |
233 | { | |
234 | // GameShark Lite: Start seeking ($42) | |
235 | cdr.StatP |= STATUS_SEEK; | |
236 | cdr.StatP |= STATUS_ROTATING; | |
237 | cdr.StatP &= ~STATUS_ERROR; | |
238 | ||
239 | ||
240 | CDRLID_INT( cdReadTime * 3 ); | |
241 | cdr.LidCheck = 0x60; | |
242 | } | |
243 | ||
244 | // done = cd ready | |
245 | else if( cdr.LidCheck == 0x60 ) | |
246 | { | |
247 | // GameShark Lite: Seek detection done ($02) | |
248 | cdr.StatP &= ~STATUS_SEEK; | |
249 | ||
250 | cdr.LidCheck = 0; | |
251 | } | |
252 | } | |
253 | ||
254 | ||
255 | static void Check_Shell( int Irq ) | |
256 | { | |
257 | // check case open/close | |
258 | if (cdr.LidCheck > 0) | |
259 | { | |
260 | #ifdef CDR_LOG | |
261 | CDR_LOG( "LidCheck\n" ); | |
262 | #endif | |
263 | ||
264 | // $20 = check lid state | |
265 | if( cdr.LidCheck == 0x20 ) | |
266 | { | |
267 | u32 i; | |
268 | ||
269 | i = stat.Status; | |
270 | if (CDR_getStatus(&stat) != -1) | |
271 | { | |
aa1f7284 | 272 | // BIOS hangs + BIOS error messages |
273 | //if (stat.Type == 0xff) | |
274 | //cdr.Stat = DiskError; | |
9f8b032d | 275 | |
276 | // case now open | |
aa1f7284 | 277 | if (stat.Status & STATUS_SHELLOPEN) |
9f8b032d | 278 | { |
279 | // Vib Ribbon: pre-CD swap | |
280 | StopCdda(); | |
281 | ||
282 | ||
283 | // GameShark Lite: Death if DiskError happens | |
284 | // | |
285 | // Vib Ribbon: Needs DiskError for CD swap | |
286 | ||
287 | if (Irq != CdlNop) | |
288 | { | |
289 | cdr.Stat = DiskError; | |
290 | ||
291 | cdr.StatP |= STATUS_ERROR; | |
292 | cdr.Result[0] |= STATUS_ERROR; | |
293 | } | |
294 | ||
295 | // GameShark Lite: Wants -exactly- $10 | |
296 | cdr.StatP |= STATUS_SHELLOPEN; | |
297 | cdr.StatP &= ~STATUS_ROTATING; | |
298 | ||
299 | ||
300 | CDRLID_INT( cdReadTime * 3 ); | |
301 | cdr.LidCheck = 0x10; | |
302 | ||
303 | ||
304 | // GS CDX 3.3 = $11 | |
305 | } | |
306 | ||
307 | // case just closed | |
308 | else if ( i & STATUS_SHELLOPEN ) | |
309 | { | |
310 | cdr.StatP |= STATUS_ROTATING; | |
311 | ||
312 | CheckCdrom(); | |
313 | ||
314 | ||
315 | if( cdr.Stat == NoIntr ) | |
316 | cdr.Stat = Acknowledge; | |
317 | ||
318 | psxHu32ref(0x1070) |= SWAP32((u32)0x4); | |
319 | ||
320 | ||
321 | // begin close-seek-ready cycle | |
322 | CDRLID_INT( cdReadTime * 3 ); | |
323 | cdr.LidCheck = 0x30; | |
324 | ||
325 | ||
326 | // GameShark Lite: Wants -exactly- $42, then $02 | |
327 | // GS CDX 3.3: Wants $11/$80, $13/$80, $01/$00 | |
328 | } | |
329 | ||
330 | // case still closed - wait for recheck | |
331 | else | |
332 | { | |
333 | CDRLID_INT( cdReadTime * 3 ); | |
334 | cdr.LidCheck = 0x10; | |
335 | } | |
336 | } | |
337 | } | |
338 | ||
339 | ||
340 | // GS CDX: clear all values but #1,#2 | |
341 | if( (cdr.LidCheck >= 0x30) || (cdr.StatP & STATUS_SHELLOPEN) ) | |
342 | { | |
343 | SetResultSize(16); | |
344 | memset( cdr.Result, 0, 16 ); | |
345 | ||
346 | cdr.Result[0] = cdr.StatP; | |
347 | ||
348 | ||
349 | // GS CDX: special return value | |
350 | if( cdr.StatP & STATUS_SHELLOPEN ) | |
351 | { | |
352 | cdr.Result[1] = 0x80; | |
353 | } | |
354 | ||
355 | ||
356 | if( cdr.Stat == NoIntr ) | |
357 | cdr.Stat = Acknowledge; | |
358 | ||
359 | psxHu32ref(0x1070) |= SWAP32((u32)0x4); | |
360 | } | |
361 | } | |
362 | } | |
363 | ||
364 | ||
365 | void Find_CurTrack() { | |
366 | cdr.CurTrack = 0; | |
367 | ||
368 | if (CDR_getTN(cdr.ResultTN) != -1) { | |
369 | int lcv; | |
370 | ||
371 | for( lcv = 1; lcv <= cdr.ResultTN[1]; lcv++ ) { | |
372 | if (CDR_getTD((u8)(lcv), cdr.ResultTD) != -1) { | |
373 | u32 sect1, sect2; | |
374 | ||
375 | #ifdef CDR_LOG___0 | |
376 | CDR_LOG( "curtrack %d %d %d | %d %d %d | %d\n", | |
377 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2], | |
378 | cdr.ResultTD[2], cdr.ResultTD[1], cdr.ResultTD[0], | |
379 | cdr.CurTrack ); | |
380 | #endif | |
381 | ||
382 | // find next track boundary - only need m:s accuracy | |
383 | sect1 = cdr.SetSectorPlay[0] * 60 * 75 + cdr.SetSectorPlay[1] * 75; | |
384 | sect2 = cdr.ResultTD[2] * 60 * 75 + cdr.ResultTD[1] * 75; | |
385 | ||
386 | // Twisted Metal 4 - psx cdda pregap (2-sec) | |
387 | // - fix in-game music | |
388 | sect2 -= 75 * 2; | |
389 | ||
390 | if( sect1 >= sect2 ) { | |
391 | cdr.CurTrack++; | |
392 | continue; | |
393 | } | |
394 | } | |
395 | ||
396 | break; | |
397 | } | |
398 | } | |
399 | } | |
400 | ||
401 | static void ReadTrack( u8 *time ) { | |
402 | cdr.Prev[0] = itob( time[0] ); | |
403 | cdr.Prev[1] = itob( time[1] ); | |
404 | cdr.Prev[2] = itob( time[2] ); | |
ef79bbde P |
405 | |
406 | #ifdef CDR_LOG | |
407 | CDR_LOG("ReadTrack() Log: KEY *** %x:%x:%x\n", cdr.Prev[0], cdr.Prev[1], cdr.Prev[2]); | |
408 | #endif | |
409 | cdr.RErr = CDR_readTrack(cdr.Prev); | |
410 | } | |
411 | ||
ef79bbde P |
412 | |
413 | void AddIrqQueue(unsigned char irq, unsigned long ecycle) { | |
414 | cdr.Irq = irq; | |
9f8b032d | 415 | cdr.eCycle = ecycle; |
416 | ||
417 | // Doom: Force rescheduling | |
418 | // - Fixes boot | |
419 | CDR_INT(ecycle); | |
420 | } | |
421 | ||
422 | ||
423 | void Set_Track() | |
424 | { | |
425 | if (CDR_getTN(cdr.ResultTN) != -1) { | |
426 | int lcv; | |
427 | ||
428 | for( lcv = 1; lcv < cdr.ResultTN[1]; lcv++ ) { | |
429 | if (CDR_getTD((u8)(lcv), cdr.ResultTD) != -1) { | |
430 | #ifdef CDR_LOG___0 | |
431 | CDR_LOG( "settrack %d %d %d | %d %d %d | %d\n", | |
432 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2], | |
433 | cdr.ResultTD[2], cdr.ResultTD[1], cdr.ResultTD[0], | |
434 | cdr.CurTrack ); | |
435 | #endif | |
436 | ||
437 | // check if time matches track start (only need min, sec accuracy) | |
438 | // - m:s:f vs f:s:m | |
439 | if( cdr.SetSectorPlay[0] == cdr.ResultTD[2] && | |
440 | cdr.SetSectorPlay[1] == cdr.ResultTD[1] ) { | |
441 | // skip pregap frames | |
442 | if( cdr.SetSectorPlay[2] < cdr.ResultTD[0] ) | |
443 | cdr.SetSectorPlay[2] = cdr.ResultTD[0]; | |
444 | ||
445 | break; | |
446 | } | |
447 | else if( cdr.SetSectorPlay[0] < cdr.ResultTD[2] ) | |
448 | break; | |
449 | } | |
450 | } | |
451 | } | |
452 | } | |
453 | ||
454 | ||
455 | static u8 fake_subq_local[3], fake_subq_real[3], fake_subq_index, fake_subq_change; | |
7f457614 | 456 | static void Create_Fake_Subq() |
9f8b032d | 457 | { |
458 | u8 temp_cur[3], temp_next[3], temp_start[3], pregap; | |
459 | int diff; | |
460 | ||
461 | if (CDR_getTN(cdr.ResultTN) == -1) return; | |
462 | if( cdr.CurTrack+1 <= cdr.ResultTN[1] ) { | |
463 | pregap = 150; | |
464 | if( CDR_getTD(cdr.CurTrack+1, cdr.ResultTD) == -1 ) return; | |
465 | } else { | |
466 | // last track - cd size | |
467 | pregap = 0; | |
468 | if( CDR_getTD(0, cdr.ResultTD) == -1 ) return; | |
469 | } | |
470 | ||
471 | if( cdr.Play == TRUE ) { | |
472 | temp_cur[0] = cdr.SetSectorPlay[0]; | |
473 | temp_cur[1] = cdr.SetSectorPlay[1]; | |
474 | temp_cur[2] = cdr.SetSectorPlay[2]; | |
475 | } else { | |
476 | temp_cur[0] = btoi( cdr.Prev[0] ); | |
477 | temp_cur[1] = btoi( cdr.Prev[1] ); | |
478 | temp_cur[2] = btoi( cdr.Prev[2] ); | |
479 | } | |
480 | ||
481 | fake_subq_real[0] = temp_cur[0]; | |
482 | fake_subq_real[1] = temp_cur[1]; | |
483 | fake_subq_real[2] = temp_cur[2]; | |
484 | ||
485 | temp_next[0] = cdr.ResultTD[2]; | |
486 | temp_next[1] = cdr.ResultTD[1]; | |
487 | temp_next[2] = cdr.ResultTD[0]; | |
488 | ||
489 | ||
490 | // flag- next track | |
491 | if( msf2sec(temp_cur) >= msf2sec( temp_next )-pregap ) { | |
492 | fake_subq_change = 1; | |
493 | ||
494 | cdr.CurTrack++; | |
495 | ||
496 | // end cd | |
497 | if( pregap == 0 ) StopCdda(); | |
498 | } | |
499 | ||
500 | ////////////////////////////////////////////////// | |
501 | ////////////////////////////////////////////////// | |
502 | ||
503 | // repair | |
504 | if( cdr.CurTrack <= cdr.ResultTN[1] ) { | |
505 | if( CDR_getTD(cdr.CurTrack, cdr.ResultTD) == -1 ) return; | |
506 | } else { | |
507 | // last track - cd size | |
508 | if( CDR_getTD(0, cdr.ResultTD) == -1 ) return; | |
509 | } | |
510 | ||
511 | temp_start[0] = cdr.ResultTD[2]; | |
512 | temp_start[1] = cdr.ResultTD[1]; | |
513 | temp_start[2] = cdr.ResultTD[0]; | |
514 | ||
515 | ||
516 | #ifdef CDR_LOG | |
517 | CDR_LOG( "CDDA FAKE SUB - %d:%d:%d / %d:%d:%d / %d:%d:%d\n", | |
518 | temp_cur[0], temp_cur[1], temp_cur[2], | |
519 | temp_start[0], temp_start[1], temp_start[2], | |
520 | temp_next[0], temp_next[1], temp_next[2]); | |
521 | #endif | |
522 | ||
523 | ||
524 | ||
525 | // local time - pregap / real | |
526 | diff = msf2sec(temp_cur) - msf2sec( temp_start ); | |
527 | if( diff < 0 ) { | |
528 | fake_subq_index = 0; | |
529 | ||
530 | sec2msf( -diff, fake_subq_local ); | |
ef79bbde | 531 | } else { |
9f8b032d | 532 | fake_subq_index = 1; |
533 | ||
534 | sec2msf( diff, fake_subq_local ); | |
ef79bbde P |
535 | } |
536 | } | |
537 | ||
9f8b032d | 538 | |
7f457614 | 539 | static void cdrPlayInterrupt_Autopause() |
540 | { | |
541 | struct SubQ *subq = (struct SubQ *)CDR_getBufferSub(); | |
542 | if (subq != NULL ) { | |
543 | #ifdef CDR_LOG | |
544 | CDR_LOG( "CDDA SUB - %X:%X:%X\n", | |
545 | subq->AbsoluteAddress[0], subq->AbsoluteAddress[1], subq->AbsoluteAddress[2] ); | |
546 | #endif | |
547 | ||
548 | /* | |
549 | CDDA Autopause | |
550 | ||
551 | Silhouette Mirage ($3) | |
552 | Tomb Raider 1 ($7) | |
553 | */ | |
554 | ||
555 | if( cdr.CurTrack >= btoi( subq->TrackNumber ) ) | |
556 | return; | |
557 | } else { | |
558 | Create_Fake_Subq(); | |
559 | #ifdef CDR_LOG___0 | |
560 | CDR_LOG( "CDDA FAKE SUB - %d:%d:%d\n", | |
561 | fake_subq_real[0], fake_subq_real[1], fake_subq_real[2] ); | |
562 | #endif | |
563 | ||
564 | if( !fake_subq_change ) | |
565 | return; | |
566 | ||
567 | fake_subq_change = 0; | |
568 | } | |
569 | ||
570 | if (cdr.Mode & MODE_AUTOPAUSE) { | |
571 | #ifdef CDR_LOG | |
572 | CDR_LOG( "CDDA STOP\n" ); | |
573 | #endif | |
574 | ||
575 | // Magic the Gathering | |
576 | // - looping territory cdda | |
577 | ||
578 | // ...? | |
579 | //cdr.ResultReady = 1; | |
580 | //cdr.Stat = DataReady; | |
581 | cdr.Stat = DataEnd; | |
582 | psxHu32ref(0x1070) |= SWAP32((u32)0x4); | |
583 | ||
584 | StopCdda(); | |
585 | } | |
586 | if (cdr.Mode & MODE_REPORT) { | |
587 | // rearmed note: PCSX-Reloaded does this for every sector, | |
588 | // but we try to get away with only track change here. | |
589 | memset( cdr.Result, 0, 8 ); | |
590 | cdr.Result[0] |= 0x10; | |
591 | ||
592 | if (subq != NULL) { | |
593 | #ifdef CDR_LOG | |
594 | CDR_LOG( "REPPLAY SUB - %X:%X:%X\n", | |
595 | subq->AbsoluteAddress[0], subq->AbsoluteAddress[1], subq->AbsoluteAddress[2] ); | |
596 | #endif | |
597 | cdr.CurTrack = btoi( subq->TrackNumber ); | |
598 | ||
599 | // BIOS CD Player: data already BCD format | |
600 | cdr.Result[1] = subq->TrackNumber; | |
601 | cdr.Result[2] = subq->IndexNumber; | |
602 | ||
603 | cdr.Result[3] = subq->AbsoluteAddress[0]; | |
604 | cdr.Result[4] = subq->AbsoluteAddress[1]; | |
605 | cdr.Result[5] = subq->AbsoluteAddress[2]; | |
606 | } else { | |
607 | #ifdef CDR_LOG___0 | |
608 | CDR_LOG( "REPPLAY FAKE - %d:%d:%d\n", | |
609 | fake_subq_real[0], fake_subq_real[1], fake_subq_real[2] ); | |
610 | #endif | |
611 | ||
612 | // track # / index # | |
613 | cdr.Result[1] = itob(cdr.CurTrack); | |
614 | cdr.Result[2] = itob(fake_subq_index); | |
615 | // absolute | |
616 | cdr.Result[3] = itob( fake_subq_real[0] ); | |
617 | cdr.Result[4] = itob( fake_subq_real[1] ); | |
618 | cdr.Result[5] = itob( fake_subq_real[2] ); | |
619 | } | |
620 | ||
621 | // Rayman: Logo freeze (resultready + dataready) | |
622 | cdr.ResultReady = 1; | |
623 | cdr.Stat = DataReady; | |
624 | ||
625 | SetResultSize(8); | |
626 | psxHu32ref(0x1070) |= SWAP32((u32)0x4); | |
627 | } | |
628 | } | |
629 | ||
630 | void cdrPlayInterrupt() | |
631 | { | |
632 | if( !cdr.Play ) return; | |
633 | ||
634 | #ifdef CDR_LOG | |
635 | CDR_LOG( "CDDA - %d:%d:%d\n", | |
636 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); | |
637 | #endif | |
638 | CDRPLAY_INT( cdReadTime ); | |
639 | ||
640 | if (!cdr.Irq && !cdr.Stat && (cdr.Mode & MODE_CDDA) && (cdr.Mode & (MODE_AUTOPAUSE|MODE_REPORT))) | |
641 | cdrPlayInterrupt_Autopause(); | |
642 | ||
643 | cdr.SetSectorPlay[2]++; | |
644 | if (cdr.SetSectorPlay[2] == 75) { | |
645 | cdr.SetSectorPlay[2] = 0; | |
646 | cdr.SetSectorPlay[1]++; | |
647 | if (cdr.SetSectorPlay[1] == 60) { | |
648 | cdr.SetSectorPlay[1] = 0; | |
649 | cdr.SetSectorPlay[0]++; | |
650 | } | |
651 | } | |
652 | ||
653 | //Check_Shell(0); | |
654 | } | |
655 | ||
ef79bbde P |
656 | void cdrInterrupt() { |
657 | int i; | |
658 | unsigned char Irq = cdr.Irq; | |
7f457614 | 659 | struct SubQ *subq; |
ef79bbde | 660 | |
9f8b032d | 661 | // Reschedule IRQ |
ef79bbde | 662 | if (cdr.Stat) { |
9f8b032d | 663 | CDR_INT( 0x100 ); |
ef79bbde P |
664 | return; |
665 | } | |
666 | ||
667 | cdr.Irq = 0xff; | |
668 | cdr.Ctrl &= ~0x80; | |
669 | ||
670 | switch (Irq) { | |
671 | case CdlSync: | |
672 | SetResultSize(1); | |
9f8b032d | 673 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
674 | cdr.Result[0] = cdr.StatP; |
675 | cdr.Stat = Acknowledge; | |
676 | break; | |
677 | ||
678 | case CdlNop: | |
679 | SetResultSize(1); | |
680 | cdr.Result[0] = cdr.StatP; | |
681 | cdr.Stat = Acknowledge; | |
9f8b032d | 682 | |
683 | if (cdr.LidCheck == 0) cdr.LidCheck = 0x20; | |
ef79bbde P |
684 | break; |
685 | ||
686 | case CdlSetloc: | |
687 | cdr.CmdProcess = 0; | |
688 | SetResultSize(1); | |
9f8b032d | 689 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
690 | cdr.Result[0] = cdr.StatP; |
691 | cdr.Stat = Acknowledge; | |
692 | break; | |
693 | ||
694 | case CdlPlay: | |
9f8b032d | 695 | fake_subq_change = 0; |
696 | ||
697 | if( cdr.Seeked == FALSE ) { | |
698 | memcpy( cdr.SetSectorPlay, cdr.SetSector, 4 ); | |
699 | cdr.Seeked = TRUE; | |
700 | } | |
701 | ||
702 | /* | |
703 | Rayman: detect track changes | |
704 | - fixes logo freeze | |
705 | ||
706 | Twisted Metal 2: skip PREGAP + starting accurate SubQ | |
707 | - plays tracks without retry play | |
708 | ||
709 | Wild 9: skip PREGAP + starting accurate SubQ | |
710 | - plays tracks without retry play | |
711 | */ | |
696c9530 | 712 | /* unneeded with correct cdriso? |
9f8b032d | 713 | Set_Track(); |
696c9530 | 714 | */ |
9f8b032d | 715 | Find_CurTrack(); |
716 | ReadTrack( cdr.SetSectorPlay ); | |
717 | ||
9f8b032d | 718 | // GameShark CD Player: Calls 2x + Play 2x |
719 | if( cdr.FastBackward || cdr.FastForward ) { | |
720 | if( cdr.FastForward ) cdr.FastForward--; | |
721 | if( cdr.FastBackward ) cdr.FastBackward--; | |
722 | ||
723 | if( cdr.FastBackward == 0 && cdr.FastForward == 0 ) { | |
724 | if( cdr.Play && CDR_getStatus(&stat) != -1 ) { | |
725 | cdr.SetSectorPlay[0] = stat.Time[0]; | |
726 | cdr.SetSectorPlay[1] = stat.Time[1]; | |
727 | cdr.SetSectorPlay[2] = stat.Time[2]; | |
728 | } | |
729 | } | |
730 | } | |
731 | ||
732 | ||
733 | if (!Config.Cdda) { | |
734 | // BIOS CD Player | |
735 | // - Pause player, hit Track 01/02/../xx (Setloc issued!!) | |
736 | ||
737 | // GameShark CD Player: Resume play | |
738 | if( cdr.ParamC == 0 ) { | |
739 | #ifdef CDR_LOG___0 | |
740 | CDR_LOG( "PLAY Resume @ %d:%d:%d\n", | |
741 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); | |
742 | #endif | |
743 | ||
744 | //CDR_play( cdr.SetSectorPlay ); | |
745 | } | |
746 | else | |
747 | { | |
748 | // BIOS CD Player: Resume play | |
749 | if( cdr.Param[0] == 0 ) { | |
750 | #ifdef CDR_LOG___0 | |
751 | CDR_LOG( "PLAY Resume T0 @ %d:%d:%d\n", | |
752 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); | |
753 | #endif | |
754 | ||
755 | //CDR_play( cdr.SetSectorPlay ); | |
756 | } | |
757 | else { | |
758 | #ifdef CDR_LOG___0 | |
759 | CDR_LOG( "PLAY Resume Td @ %d:%d:%d\n", | |
760 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); | |
761 | #endif | |
762 | ||
763 | // BIOS CD Player: Allow track replaying | |
764 | StopCdda(); | |
765 | ||
766 | ||
767 | cdr.CurTrack = btoi( cdr.Param[0] ); | |
768 | ||
769 | if (CDR_getTN(cdr.ResultTN) != -1) { | |
770 | // check last track | |
771 | if (cdr.CurTrack > cdr.ResultTN[1]) | |
772 | cdr.CurTrack = cdr.ResultTN[1]; | |
773 | ||
774 | if (CDR_getTD((u8)(cdr.CurTrack), cdr.ResultTD) != -1) { | |
775 | cdr.SetSectorPlay[0] = cdr.ResultTD[2]; | |
776 | cdr.SetSectorPlay[1] = cdr.ResultTD[1]; | |
777 | cdr.SetSectorPlay[2] = cdr.ResultTD[0]; | |
778 | ||
779 | // reset data | |
780 | Set_Track(); | |
781 | Find_CurTrack(); | |
782 | ReadTrack( cdr.SetSectorPlay ); | |
783 | ||
784 | //CDR_play(cdr.SetSectorPlay); | |
785 | } | |
786 | } | |
787 | } | |
788 | } | |
789 | } | |
790 | ||
791 | ||
792 | // Vib Ribbon: gameplay checks flag | |
793 | cdr.StatP &= ~STATUS_SEEK; | |
794 | ||
795 | ||
ef79bbde P |
796 | cdr.CmdProcess = 0; |
797 | SetResultSize(1); | |
9f8b032d | 798 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
799 | cdr.Result[0] = cdr.StatP; |
800 | cdr.Stat = Acknowledge; | |
9f8b032d | 801 | |
802 | cdr.StatP |= STATUS_PLAY; | |
803 | ||
804 | ||
805 | // BIOS player - set flag again | |
806 | cdr.Play = TRUE; | |
807 | ||
7f457614 | 808 | CDRPLAY_INT( cdReadTime ); |
ef79bbde P |
809 | break; |
810 | ||
9f8b032d | 811 | case CdlForward: |
ef79bbde P |
812 | cdr.CmdProcess = 0; |
813 | SetResultSize(1); | |
9f8b032d | 814 | cdr.StatP |= STATUS_ROTATING; |
815 | cdr.Result[0] = cdr.StatP; | |
816 | cdr.Stat = Complete; | |
817 | ||
818 | ||
819 | // GameShark CD Player: Calls 2x + Play 2x | |
820 | if( cdr.FastForward == 0 ) cdr.FastForward = 2; | |
821 | else cdr.FastForward++; | |
822 | ||
823 | cdr.FastBackward = 0; | |
ef79bbde P |
824 | break; |
825 | ||
9f8b032d | 826 | case CdlBackward: |
ef79bbde P |
827 | cdr.CmdProcess = 0; |
828 | SetResultSize(1); | |
9f8b032d | 829 | cdr.StatP |= STATUS_ROTATING; |
830 | cdr.Result[0] = cdr.StatP; | |
831 | cdr.Stat = Complete; | |
832 | ||
833 | ||
834 | // GameShark CD Player: Calls 2x + Play 2x | |
835 | if( cdr.FastBackward == 0 ) cdr.FastBackward = 2; | |
836 | else cdr.FastBackward++; | |
837 | ||
838 | cdr.FastForward = 0; | |
ef79bbde P |
839 | break; |
840 | ||
9f8b032d | 841 | case CdlStandby: |
ef79bbde P |
842 | cdr.CmdProcess = 0; |
843 | SetResultSize(1); | |
9f8b032d | 844 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
845 | cdr.Result[0] = cdr.StatP; |
846 | cdr.Stat = Complete; | |
847 | break; | |
848 | ||
849 | case CdlStop: | |
850 | cdr.CmdProcess = 0; | |
851 | SetResultSize(1); | |
9f8b032d | 852 | cdr.StatP &= ~STATUS_ROTATING; |
ef79bbde P |
853 | cdr.Result[0] = cdr.StatP; |
854 | cdr.Stat = Complete; | |
855 | // cdr.Stat = Acknowledge; | |
856 | ||
9f8b032d | 857 | if (cdr.LidCheck == 0) cdr.LidCheck = 0x20; |
ef79bbde P |
858 | break; |
859 | ||
860 | case CdlPause: | |
861 | SetResultSize(1); | |
862 | cdr.Result[0] = cdr.StatP; | |
9f8b032d | 863 | cdr.Stat = Acknowledge; |
864 | ||
12228917 | 865 | /* |
866 | Gundam Battle Assault 2: much slower (*) | |
867 | - Fixes boot, gameplay | |
868 | ||
869 | Hokuto no Ken 2: slower | |
870 | - Fixes intro + subtitles | |
871 | ||
872 | InuYasha - Feudal Fairy Tale: slower | |
873 | - Fixes battles | |
874 | */ | |
875 | AddIrqQueue(CdlPause + 0x20, cdReadTime * 3); | |
ef79bbde P |
876 | cdr.Ctrl |= 0x80; |
877 | break; | |
878 | ||
879 | case CdlPause + 0x20: | |
880 | SetResultSize(1); | |
9f8b032d | 881 | cdr.StatP &= ~STATUS_READ; |
882 | cdr.StatP |= STATUS_ROTATING; | |
ef79bbde | 883 | cdr.Result[0] = cdr.StatP; |
9f8b032d | 884 | cdr.Stat = Complete; |
ef79bbde P |
885 | break; |
886 | ||
9f8b032d | 887 | case CdlInit: |
ef79bbde | 888 | SetResultSize(1); |
9f8b032d | 889 | cdr.StatP = STATUS_ROTATING; |
ef79bbde | 890 | cdr.Result[0] = cdr.StatP; |
9f8b032d | 891 | cdr.Stat = Acknowledge; |
ef79bbde | 892 | // if (!cdr.Init) { |
9f8b032d | 893 | AddIrqQueue(CdlInit + 0x20, 0x800); |
ef79bbde P |
894 | // } |
895 | break; | |
896 | ||
897 | case CdlInit + 0x20: | |
898 | SetResultSize(1); | |
899 | cdr.Result[0] = cdr.StatP; | |
9f8b032d | 900 | cdr.Stat = Complete; |
ef79bbde P |
901 | cdr.Init = 1; |
902 | break; | |
903 | ||
9f8b032d | 904 | case CdlMute: |
ef79bbde | 905 | SetResultSize(1); |
9f8b032d | 906 | cdr.StatP |= STATUS_ROTATING; |
907 | cdr.Result[0] = cdr.StatP; | |
908 | cdr.Stat = Acknowledge; | |
ef79bbde P |
909 | break; |
910 | ||
9f8b032d | 911 | case CdlDemute: |
ef79bbde | 912 | SetResultSize(1); |
9f8b032d | 913 | cdr.StatP |= STATUS_ROTATING; |
914 | cdr.Result[0] = cdr.StatP; | |
915 | cdr.Stat = Acknowledge; | |
ef79bbde P |
916 | break; |
917 | ||
9f8b032d | 918 | case CdlSetfilter: |
ef79bbde | 919 | SetResultSize(1); |
9f8b032d | 920 | cdr.StatP |= STATUS_ROTATING; |
921 | cdr.Result[0] = cdr.StatP; | |
922 | cdr.Stat = Acknowledge; | |
923 | break; | |
ef79bbde P |
924 | |
925 | case CdlSetmode: | |
926 | SetResultSize(1); | |
9f8b032d | 927 | cdr.StatP |= STATUS_ROTATING; |
928 | cdr.Result[0] = cdr.StatP; | |
929 | cdr.Stat = Acknowledge; | |
930 | break; | |
ef79bbde | 931 | |
9f8b032d | 932 | case CdlGetmode: |
ef79bbde | 933 | SetResultSize(6); |
9f8b032d | 934 | cdr.StatP |= STATUS_ROTATING; |
935 | cdr.Result[0] = cdr.StatP; | |
936 | cdr.Result[1] = cdr.Mode; | |
937 | cdr.Result[2] = cdr.File; | |
938 | cdr.Result[3] = cdr.Channel; | |
939 | cdr.Result[4] = 0; | |
940 | cdr.Result[5] = 0; | |
941 | cdr.Stat = Acknowledge; | |
942 | break; | |
ef79bbde | 943 | |
9f8b032d | 944 | case CdlGetlocL: |
ef79bbde | 945 | SetResultSize(8); |
9f8b032d | 946 | for (i = 0; i < 8; i++) |
ef79bbde | 947 | cdr.Result[i] = cdr.Transfer[i]; |
9f8b032d | 948 | cdr.Stat = Acknowledge; |
949 | break; | |
ef79bbde P |
950 | |
951 | case CdlGetlocP: | |
9f8b032d | 952 | // GameShark CDX CD Player: uses 17 bytes output (wraps around) |
953 | SetResultSize(17); | |
954 | memset( cdr.Result, 0, 16 ); | |
955 | ||
ef79bbde P |
956 | subq = (struct SubQ *)CDR_getBufferSub(); |
957 | ||
958 | if (subq != NULL) { | |
959 | cdr.Result[0] = subq->TrackNumber; | |
960 | cdr.Result[1] = subq->IndexNumber; | |
961 | memcpy(cdr.Result + 2, subq->TrackRelativeAddress, 3); | |
962 | memcpy(cdr.Result + 5, subq->AbsoluteAddress, 3); | |
963 | ||
9f8b032d | 964 | |
965 | // subQ integrity check - data only (skip audio) | |
966 | if( subq->TrackNumber == 1 && stat.Type == 0x01 ) { | |
ef79bbde P |
967 | if (calcCrc((u8 *)subq + 12, 10) != (((u16)subq->CRC[0] << 8) | subq->CRC[1])) { |
968 | memset(cdr.Result + 2, 0, 3 + 3); // CRC wrong, wipe out time data | |
969 | } | |
9f8b032d | 970 | } |
ef79bbde | 971 | } else { |
7f457614 | 972 | if( cdr.Play == FALSE || !(cdr.Mode & MODE_CDDA) || !(cdr.Mode & (MODE_AUTOPAUSE|MODE_REPORT)) ) |
973 | Create_Fake_Subq(); | |
ef79bbde | 974 | |
ef79bbde | 975 | |
9f8b032d | 976 | // track # / index # |
977 | cdr.Result[0] = itob(cdr.CurTrack); | |
978 | cdr.Result[1] = itob(fake_subq_index); | |
ef79bbde | 979 | |
9f8b032d | 980 | // local |
981 | cdr.Result[2] = itob( fake_subq_local[0] ); | |
982 | cdr.Result[3] = itob( fake_subq_local[1] ); | |
983 | cdr.Result[4] = itob( fake_subq_local[2] ); | |
ef79bbde | 984 | |
9f8b032d | 985 | // absolute |
986 | cdr.Result[5] = itob( fake_subq_real[0] ); | |
987 | cdr.Result[6] = itob( fake_subq_real[1] ); | |
988 | cdr.Result[7] = itob( fake_subq_real[2] ); | |
ef79bbde P |
989 | } |
990 | ||
9f8b032d | 991 | // redump.org - wipe time |
ae4e7dc9 | 992 | if( !cdr.Play && CheckSBI(cdr.Result+5) ) { |
9f8b032d | 993 | memset( cdr.Result+2, 0, 6 ); |
994 | } | |
9f8b032d | 995 | |
ef79bbde P |
996 | cdr.Stat = Acknowledge; |
997 | break; | |
998 | ||
9f8b032d | 999 | case CdlGetTN: |
1000 | // 5-Star Racing: don't stop CDDA | |
1001 | // | |
1002 | // Vib Ribbon: CD swap | |
1003 | StopReading(); | |
1004 | ||
ef79bbde P |
1005 | cdr.CmdProcess = 0; |
1006 | SetResultSize(3); | |
9f8b032d | 1007 | cdr.StatP |= STATUS_ROTATING; |
1008 | cdr.Result[0] = cdr.StatP; | |
1009 | if (CDR_getTN(cdr.ResultTN) == -1) { | |
ef79bbde | 1010 | cdr.Stat = DiskError; |
9f8b032d | 1011 | cdr.Result[0] |= STATUS_ERROR; |
1012 | } else { | |
1013 | cdr.Stat = Acknowledge; | |
1014 | cdr.Result[1] = itob(cdr.ResultTN[0]); | |
1015 | cdr.Result[2] = itob(cdr.ResultTN[1]); | |
1016 | } | |
1017 | break; | |
ef79bbde | 1018 | |
9f8b032d | 1019 | case CdlGetTD: |
ef79bbde P |
1020 | cdr.CmdProcess = 0; |
1021 | cdr.Track = btoi(cdr.Param[0]); | |
1022 | SetResultSize(4); | |
9f8b032d | 1023 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
1024 | if (CDR_getTD(cdr.Track, cdr.ResultTD) == -1) { |
1025 | cdr.Stat = DiskError; | |
9f8b032d | 1026 | cdr.Result[0] |= STATUS_ERROR; |
ef79bbde P |
1027 | } else { |
1028 | cdr.Stat = Acknowledge; | |
1029 | cdr.Result[0] = cdr.StatP; | |
1030 | cdr.Result[1] = itob(cdr.ResultTD[2]); | |
1031 | cdr.Result[2] = itob(cdr.ResultTD[1]); | |
1032 | cdr.Result[3] = itob(cdr.ResultTD[0]); | |
1033 | } | |
1034 | break; | |
1035 | ||
9f8b032d | 1036 | case CdlSeekL: |
ef79bbde | 1037 | SetResultSize(1); |
9f8b032d | 1038 | cdr.StatP |= STATUS_ROTATING; |
1039 | cdr.Result[0] = cdr.StatP; | |
1040 | cdr.StatP |= STATUS_SEEK; | |
1041 | cdr.Stat = Acknowledge; | |
1042 | ||
1043 | /* | |
1044 | Crusaders of Might and Magic = 0.5x-4x | |
1045 | - fix cutscene speech start | |
1046 | ||
1047 | Eggs of Steel = 2x-? | |
1048 | - fix new game | |
1049 | ||
1050 | Medievil = ?-4x | |
1051 | - fix cutscene speech | |
1052 | ||
1053 | Rockman X5 = 0.5-4x | |
1054 | - fix capcom logo | |
1055 | */ | |
1056 | AddIrqQueue(CdlSeekL + 0x20, cdReadTime * 4); | |
ef79bbde P |
1057 | break; |
1058 | ||
9f8b032d | 1059 | case CdlSeekL + 0x20: |
ef79bbde | 1060 | SetResultSize(1); |
9f8b032d | 1061 | cdr.StatP |= STATUS_ROTATING; |
1062 | cdr.StatP &= ~STATUS_SEEK; | |
1063 | cdr.Result[0] = cdr.StatP; | |
1064 | cdr.Seeked = TRUE; | |
1065 | cdr.Stat = Complete; | |
1066 | ||
1067 | ||
1068 | // Mega Man Legends 2: must update read cursor for getlocp | |
1069 | ReadTrack( cdr.SetSector ); | |
ef79bbde P |
1070 | break; |
1071 | ||
9f8b032d | 1072 | case CdlSeekP: |
ef79bbde | 1073 | SetResultSize(1); |
9f8b032d | 1074 | cdr.StatP |= STATUS_ROTATING; |
1075 | cdr.Result[0] = cdr.StatP; | |
1076 | cdr.StatP |= STATUS_SEEK; | |
1077 | cdr.Stat = Acknowledge; | |
1078 | AddIrqQueue(CdlSeekP + 0x20, cdReadTime * 1); | |
ef79bbde P |
1079 | break; |
1080 | ||
9f8b032d | 1081 | case CdlSeekP + 0x20: |
ef79bbde | 1082 | SetResultSize(1); |
9f8b032d | 1083 | cdr.StatP |= STATUS_ROTATING; |
1084 | cdr.StatP &= ~STATUS_SEEK; | |
1085 | cdr.Result[0] = cdr.StatP; | |
1086 | cdr.Stat = Complete; | |
1087 | cdr.Seeked = TRUE; | |
1088 | ||
1089 | // GameShark Music Player | |
1090 | memcpy( cdr.SetSectorPlay, cdr.SetSector, 4 ); | |
1091 | ||
1092 | // Tomb Raider 2: must update read cursor for getlocp | |
1093 | Find_CurTrack(); | |
1094 | ReadTrack( cdr.SetSectorPlay ); | |
ef79bbde P |
1095 | break; |
1096 | ||
1097 | case CdlTest: | |
9f8b032d | 1098 | cdr.Stat = Acknowledge; |
1099 | switch (cdr.Param[0]) { | |
1100 | case 0x20: // System Controller ROM Version | |
ef79bbde P |
1101 | SetResultSize(4); |
1102 | memcpy(cdr.Result, Test20, 4); | |
1103 | break; | |
1104 | case 0x22: | |
1105 | SetResultSize(8); | |
1106 | memcpy(cdr.Result, Test22, 4); | |
1107 | break; | |
1108 | case 0x23: case 0x24: | |
1109 | SetResultSize(8); | |
1110 | memcpy(cdr.Result, Test23, 4); | |
1111 | break; | |
9f8b032d | 1112 | } |
ef79bbde P |
1113 | break; |
1114 | ||
9f8b032d | 1115 | case CdlID: |
ef79bbde | 1116 | SetResultSize(1); |
9f8b032d | 1117 | cdr.StatP |= STATUS_ROTATING; |
1118 | cdr.Result[0] = cdr.StatP; | |
1119 | cdr.Stat = Acknowledge; | |
1120 | AddIrqQueue(CdlID + 0x20, 0x800); | |
ef79bbde P |
1121 | break; |
1122 | ||
1123 | case CdlID + 0x20: | |
1124 | SetResultSize(8); | |
9f8b032d | 1125 | |
1126 | if (CDR_getStatus(&stat) == -1) { | |
1127 | cdr.Result[0] = 0x00; // 0x08 and cdr.Result[1]|0x10 : audio cd, enters cd player | |
1128 | cdr.Result[1] = 0x80; // 0x80 leads to the menu in the bios, else loads CD | |
1129 | } | |
1130 | else { | |
1131 | if (stat.Type == 2) { | |
1132 | // Music CD | |
1133 | cdr.Result[0] = 0x08; | |
1134 | cdr.Result[1] = 0x10; | |
1135 | ||
1136 | cdr.Result[1] |= 0x80; | |
1137 | } | |
1138 | else { | |
1139 | // Data CD | |
1140 | if (CdromId[0] == '\0') { | |
1141 | cdr.Result[0] = 0x00; | |
1142 | cdr.Result[1] = 0x80; | |
1143 | } | |
1144 | else { | |
1145 | cdr.Result[0] = 0x08; | |
1146 | cdr.Result[1] = 0x00; | |
1147 | } | |
1148 | } | |
1149 | } | |
1150 | ||
ef79bbde P |
1151 | cdr.Result[2] = 0x00; |
1152 | cdr.Result[3] = 0x00; | |
1153 | strncpy((char *)&cdr.Result[4], "PCSX", 4); | |
1154 | cdr.Stat = Complete; | |
1155 | break; | |
1156 | ||
1157 | case CdlReset: | |
1158 | SetResultSize(1); | |
9f8b032d | 1159 | cdr.StatP = STATUS_ROTATING; |
ef79bbde | 1160 | cdr.Result[0] = cdr.StatP; |
9f8b032d | 1161 | cdr.Stat = Acknowledge; |
ef79bbde P |
1162 | break; |
1163 | ||
9f8b032d | 1164 | case CdlReadT: |
1165 | SetResultSize(1); | |
1166 | cdr.StatP |= STATUS_ROTATING; | |
1167 | cdr.Result[0] = cdr.StatP; | |
1168 | cdr.Stat = Acknowledge; | |
1169 | AddIrqQueue(CdlReadT + 0x20, 0x800); | |
1170 | break; | |
1171 | ||
1172 | case CdlReadT + 0x20: | |
1173 | SetResultSize(1); | |
1174 | cdr.StatP |= STATUS_ROTATING; | |
1175 | cdr.Result[0] = cdr.StatP; | |
1176 | cdr.Stat = Complete; | |
1177 | break; | |
1178 | ||
1179 | case CdlReadToc: | |
ef79bbde | 1180 | SetResultSize(1); |
9f8b032d | 1181 | cdr.StatP |= STATUS_ROTATING; |
1182 | cdr.Result[0] = cdr.StatP; | |
1183 | cdr.Stat = Acknowledge; | |
1184 | AddIrqQueue(CdlReadToc + 0x20, 0x800); | |
ef79bbde P |
1185 | break; |
1186 | ||
9f8b032d | 1187 | case CdlReadToc + 0x20: |
ef79bbde | 1188 | SetResultSize(1); |
9f8b032d | 1189 | cdr.StatP |= STATUS_ROTATING; |
1190 | cdr.Result[0] = cdr.StatP; | |
1191 | cdr.Stat = Complete; | |
ef79bbde P |
1192 | break; |
1193 | ||
1194 | case AUTOPAUSE: | |
1195 | cdr.OCUP = 0; | |
1196 | /* SetResultSize(1); | |
1197 | StopCdda(); | |
1198 | StopReading(); | |
1199 | cdr.OCUP = 0; | |
9f8b032d | 1200 | cdr.StatP&=~0x20; |
ef79bbde | 1201 | cdr.StatP|= 0x2; |
9f8b032d | 1202 | cdr.Result[0] = cdr.StatP; |
1203 | cdr.Stat = DataEnd; | |
ef79bbde P |
1204 | */ AddIrqQueue(CdlPause, 0x800); |
1205 | break; | |
1206 | ||
1207 | case READ_ACK: | |
1208 | if (!cdr.Reading) return; | |
1209 | ||
9f8b032d | 1210 | |
1211 | // Fighting Force 2 - update subq time immediately | |
1212 | // - fixes new game | |
1213 | ReadTrack( cdr.SetSector ); | |
1214 | ||
1215 | ||
1216 | // Crusaders of Might and Magic - update getlocl now | |
1217 | // - fixes cutscene speech | |
1218 | { | |
1219 | u8 *buf = CDR_getBuffer(); | |
a48ae3a7 | 1220 | if (buf != NULL) |
1221 | memcpy(cdr.Transfer, buf, 8); | |
9f8b032d | 1222 | } |
1223 | ||
1224 | ||
1225 | /* | |
1226 | Duke Nukem: Land of the Babes - seek then delay read for one frame | |
1227 | - fixes cutscenes | |
1228 | */ | |
1229 | ||
ef79bbde P |
1230 | if (!cdr.Seeked) { |
1231 | cdr.Seeked = TRUE; | |
ef79bbde | 1232 | |
9f8b032d | 1233 | cdr.StatP |= STATUS_SEEK; |
1234 | cdr.StatP &= ~STATUS_READ; | |
1235 | ||
1236 | // Crusaders of Might and Magic - use short time | |
1237 | // - fix cutscene speech (startup) | |
1238 | ||
1239 | // ??? - use more accurate seek time later | |
1240 | CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime * 1); | |
1241 | } else { | |
1242 | cdr.StatP |= STATUS_READ; | |
1243 | cdr.StatP &= ~STATUS_SEEK; | |
1244 | ||
1245 | CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime * 1); | |
1246 | } | |
ef79bbde | 1247 | |
ef79bbde | 1248 | SetResultSize(1); |
9f8b032d | 1249 | cdr.StatP |= STATUS_ROTATING; |
1250 | cdr.Result[0] = cdr.StatP; | |
1251 | cdr.Stat = Acknowledge; | |
ef79bbde P |
1252 | break; |
1253 | ||
ef79bbde P |
1254 | case 0xff: |
1255 | return; | |
1256 | ||
1257 | default: | |
1258 | cdr.Stat = Complete; | |
1259 | break; | |
1260 | } | |
1261 | ||
9f8b032d | 1262 | Check_Shell( Irq ); |
1263 | ||
ef79bbde P |
1264 | if (cdr.Stat != NoIntr && cdr.Reg2 != 0x18) { |
1265 | psxHu32ref(0x1070) |= SWAP32((u32)0x4); | |
1266 | } | |
1267 | ||
1268 | #ifdef CDR_LOG | |
1269 | CDR_LOG("cdrInterrupt() Log: CDR Interrupt IRQ %x\n", Irq); | |
1270 | #endif | |
1271 | } | |
1272 | ||
1273 | void cdrReadInterrupt() { | |
1274 | u8 *buf; | |
1275 | ||
1276 | if (!cdr.Reading) | |
1277 | return; | |
1278 | ||
9f8b032d | 1279 | if (cdr.Irq || cdr.Stat) { |
1280 | CDREAD_INT(0x100); | |
ef79bbde P |
1281 | return; |
1282 | } | |
1283 | ||
1284 | #ifdef CDR_LOG | |
1285 | CDR_LOG("cdrReadInterrupt() Log: KEY END"); | |
1286 | #endif | |
1287 | ||
9f8b032d | 1288 | cdr.OCUP = 1; |
ef79bbde | 1289 | SetResultSize(1); |
9f8b032d | 1290 | cdr.StatP |= STATUS_READ|STATUS_ROTATING; |
1291 | cdr.StatP &= ~STATUS_SEEK; | |
1292 | cdr.Result[0] = cdr.StatP; | |
ef79bbde | 1293 | |
9f8b032d | 1294 | ReadTrack( cdr.SetSector ); |
ef79bbde P |
1295 | |
1296 | buf = CDR_getBuffer(); | |
1297 | if (buf == NULL) | |
1298 | cdr.RErr = -1; | |
1299 | ||
1300 | if (cdr.RErr == -1) { | |
1301 | #ifdef CDR_LOG | |
1302 | fprintf(emuLog, "cdrReadInterrupt() Log: err\n"); | |
1303 | #endif | |
1304 | memset(cdr.Transfer, 0, DATA_SIZE); | |
1305 | cdr.Stat = DiskError; | |
9f8b032d | 1306 | cdr.Result[0] |= STATUS_ERROR; |
ef79bbde P |
1307 | CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime); |
1308 | return; | |
1309 | } | |
1310 | ||
1311 | memcpy(cdr.Transfer, buf, DATA_SIZE); | |
1312 | CheckPPFCache(cdr.Transfer, cdr.Prev[0], cdr.Prev[1], cdr.Prev[2]); | |
1313 | ||
ef79bbde P |
1314 | |
1315 | #ifdef CDR_LOG | |
1316 | fprintf(emuLog, "cdrReadInterrupt() Log: cdr.Transfer %x:%x:%x\n", cdr.Transfer[0], cdr.Transfer[1], cdr.Transfer[2]); | |
1317 | #endif | |
1318 | ||
9f8b032d | 1319 | if ((!cdr.Muted) && (cdr.Mode & MODE_STRSND) && (!Config.Xa) && (cdr.FirstSector != -1)) { // CD-XA |
1320 | // Firemen 2: Multi-XA files - briefings, cutscenes | |
1321 | if( cdr.FirstSector == 1 && (cdr.Mode & MODE_SF)==0 ) { | |
1322 | cdr.File = cdr.Transfer[4 + 0]; | |
1323 | cdr.Channel = cdr.Transfer[4 + 1]; | |
1324 | } | |
1325 | ||
ef79bbde | 1326 | if ((cdr.Transfer[4 + 2] & 0x4) && |
9f8b032d | 1327 | (cdr.Transfer[4 + 1] == cdr.Channel) && |
ef79bbde P |
1328 | (cdr.Transfer[4 + 0] == cdr.File)) { |
1329 | int ret = xa_decode_sector(&cdr.Xa, cdr.Transfer+4, cdr.FirstSector); | |
1330 | ||
1331 | if (!ret) { | |
056d6759 | 1332 | // only handle attenuator basic channel switch for now |
1333 | if (cdr.Xa.stereo) { | |
1334 | int i; | |
1335 | if ((cdr.AttenuatorLeft[0] | cdr.AttenuatorLeft[1]) | |
1336 | && !(cdr.AttenuatorRight[0] | cdr.AttenuatorRight[1])) | |
1337 | { | |
1338 | for (i = 0; i < cdr.Xa.nsamples; i++) | |
1339 | cdr.Xa.pcm[i*2 + 1] = cdr.Xa.pcm[i*2]; | |
1340 | } | |
1341 | else if (!(cdr.AttenuatorLeft[0] | cdr.AttenuatorLeft[1]) | |
1342 | && (cdr.AttenuatorRight[0] | cdr.AttenuatorRight[1])) | |
1343 | { | |
1344 | for (i = 0; i < cdr.Xa.nsamples; i++) | |
1345 | cdr.Xa.pcm[i*2] = cdr.Xa.pcm[i*2 + 1]; | |
1346 | } | |
1347 | } | |
1348 | ||
ef79bbde P |
1349 | SPU_playADPCMchannel(&cdr.Xa); |
1350 | cdr.FirstSector = 0; | |
9f8b032d | 1351 | |
2f246254 | 1352 | #if 0 |
9f8b032d | 1353 | // Crash Team Racing: music, speech |
2f246254 | 1354 | // - done using cdda decoded buffer (spu irq) |
1355 | // - don't do here | |
9f8b032d | 1356 | |
1357 | // signal ADPCM data ready | |
1358 | psxHu32ref(0x1070) |= SWAP32((u32)0x200); | |
2f246254 | 1359 | #endif |
ef79bbde P |
1360 | } |
1361 | else cdr.FirstSector = -1; | |
1362 | } | |
1363 | } | |
1364 | ||
1365 | cdr.SetSector[2]++; | |
9f8b032d | 1366 | if (cdr.SetSector[2] == 75) { |
1367 | cdr.SetSector[2] = 0; | |
1368 | cdr.SetSector[1]++; | |
1369 | if (cdr.SetSector[1] == 60) { | |
1370 | cdr.SetSector[1] = 0; | |
1371 | cdr.SetSector[0]++; | |
1372 | } | |
1373 | } | |
1374 | ||
1375 | cdr.Readed = 0; | |
1376 | ||
1377 | // G-Police: Don't autopause ADPCM even if mode set (music) | |
1378 | if ((cdr.Transfer[4 + 2] & 0x80) && (cdr.Mode & MODE_AUTOPAUSE) && | |
1379 | (cdr.Transfer[4 + 2] & 0x4) != 0x4 ) { // EOF | |
ef79bbde P |
1380 | #ifdef CDR_LOG |
1381 | CDR_LOG("cdrReadInterrupt() Log: Autopausing read\n"); | |
1382 | #endif | |
9f8b032d | 1383 | // AddIrqQueue(AUTOPAUSE, 0x2000); |
1384 | AddIrqQueue(CdlPause, 0x2000); | |
ef79bbde P |
1385 | } |
1386 | else { | |
9f8b032d | 1387 | CDREAD_INT((cdr.Mode & MODE_SPEED) ? (cdReadTime / 2) : cdReadTime); |
1388 | } | |
1389 | ||
1390 | /* | |
1391 | Croc 2: $40 - only FORM1 (*) | |
1392 | Judge Dredd: $C8 - only FORM1 (*) | |
1393 | Sim Theme Park - no adpcm at all (zero) | |
1394 | */ | |
1395 | ||
1396 | if( (cdr.Mode & MODE_STRSND) == 0 || (cdr.Transfer[4+2] & 0x4) != 0x4 ) { | |
1397 | cdr.Stat = DataReady; | |
1398 | } else { | |
1399 | // Breath of Fire 3 - fix inn sleeping | |
1400 | // Rockman X5 - no music restart problem | |
1401 | cdr.Stat = NoIntr; | |
ef79bbde P |
1402 | } |
1403 | psxHu32ref(0x1070) |= SWAP32((u32)0x4); | |
9f8b032d | 1404 | |
1405 | Check_Shell(0); | |
ef79bbde P |
1406 | } |
1407 | ||
1408 | /* | |
1409 | cdrRead0: | |
1410 | bit 0 - 0 REG1 command send / 1 REG1 data read | |
1411 | bit 1 - 0 data transfer finish / 1 data transfer ready/in progress | |
1412 | bit 2 - unknown | |
1413 | bit 3 - unknown | |
1414 | bit 4 - unknown | |
1415 | bit 5 - 1 result ready | |
1416 | bit 6 - 1 dma ready | |
1417 | bit 7 - 1 command being processed | |
1418 | */ | |
1419 | ||
1420 | unsigned char cdrRead0(void) { | |
1421 | if (cdr.ResultReady) | |
1422 | cdr.Ctrl |= 0x20; | |
1423 | else | |
1424 | cdr.Ctrl &= ~0x20; | |
1425 | ||
1426 | if (cdr.OCUP) | |
1427 | cdr.Ctrl |= 0x40; | |
1428 | // else | |
1429 | // cdr.Ctrl &= ~0x40; | |
1430 | ||
1431 | // What means the 0x10 and the 0x08 bits? I only saw it used by the bios | |
1432 | cdr.Ctrl |= 0x18; | |
1433 | ||
1434 | #ifdef CDR_LOG | |
1435 | CDR_LOG("cdrRead0() Log: CD0 Read: %x\n", cdr.Ctrl); | |
1436 | #endif | |
1437 | ||
1438 | return psxHu8(0x1800) = cdr.Ctrl; | |
1439 | } | |
1440 | ||
1441 | /* | |
1442 | cdrWrite0: | |
1443 | 0 - to send a command / 1 - to get the result | |
1444 | */ | |
1445 | ||
1446 | void cdrWrite0(unsigned char rt) { | |
1447 | #ifdef CDR_LOG | |
1448 | CDR_LOG("cdrWrite0() Log: CD0 write: %x\n", rt); | |
1449 | #endif | |
1450 | cdr.Ctrl = rt | (cdr.Ctrl & ~0x3); | |
1451 | ||
9f8b032d | 1452 | if (rt == 0) { |
ef79bbde P |
1453 | cdr.ParamP = 0; |
1454 | cdr.ParamC = 0; | |
1455 | cdr.ResultReady = 0; | |
1456 | } | |
1457 | } | |
1458 | ||
1459 | unsigned char cdrRead1(void) { | |
1460 | if (cdr.ResultReady) { // && cdr.Ctrl & 0x1) { | |
9f8b032d | 1461 | // GameShark CDX CD Player: uses 17 bytes output (wraps around) |
1462 | psxHu8(0x1801) = cdr.Result[cdr.ResultP & 0xf]; | |
1463 | cdr.ResultP++; | |
ef79bbde P |
1464 | if (cdr.ResultP == cdr.ResultC) |
1465 | cdr.ResultReady = 0; | |
1466 | } else { | |
1467 | psxHu8(0x1801) = 0; | |
1468 | } | |
1469 | #ifdef CDR_LOG | |
1470 | CDR_LOG("cdrRead1() Log: CD1 Read: %x\n", psxHu8(0x1801)); | |
1471 | #endif | |
1472 | return psxHu8(0x1801); | |
1473 | } | |
1474 | ||
1475 | void cdrWrite1(unsigned char rt) { | |
1476 | int i; | |
1477 | ||
1478 | #ifdef CDR_LOG | |
1479 | CDR_LOG("cdrWrite1() Log: CD1 write: %x (%s)\n", rt, CmdName[rt]); | |
1480 | #endif | |
9f8b032d | 1481 | |
1482 | ||
1483 | // Tekken: CDXA fade-out | |
1484 | if( (cdr.Ctrl & 3) == 3 ) { | |
056d6759 | 1485 | cdr.AttenuatorRight[0] = rt; |
9f8b032d | 1486 | } |
1487 | ||
1488 | ||
ef79bbde | 1489 | // psxHu8(0x1801) = rt; |
9f8b032d | 1490 | cdr.Cmd = rt; |
ef79bbde P |
1491 | cdr.OCUP = 0; |
1492 | ||
1493 | #ifdef CDRCMD_DEBUG | |
1494 | SysPrintf("cdrWrite1() Log: CD1 write: %x (%s)", rt, CmdName[rt]); | |
1495 | if (cdr.ParamC) { | |
1496 | SysPrintf(" Param[%d] = {", cdr.ParamC); | |
1497 | for (i = 0; i < cdr.ParamC; i++) | |
1498 | SysPrintf(" %x,", cdr.Param[i]); | |
1499 | SysPrintf("}\n"); | |
1500 | } else { | |
1501 | SysPrintf("\n"); | |
1502 | } | |
1503 | #endif | |
1504 | ||
1505 | if (cdr.Ctrl & 0x1) return; | |
1506 | ||
9f8b032d | 1507 | switch (cdr.Cmd) { |
ef79bbde | 1508 | case CdlSync: |
9f8b032d | 1509 | cdr.Ctrl |= 0x80; |
ef79bbde | 1510 | cdr.Stat = NoIntr; |
9f8b032d | 1511 | AddIrqQueue(cdr.Cmd, 0x800); |
ef79bbde P |
1512 | break; |
1513 | ||
1514 | case CdlNop: | |
9f8b032d | 1515 | cdr.Ctrl |= 0x80; |
ef79bbde | 1516 | cdr.Stat = NoIntr; |
9f8b032d | 1517 | |
1518 | // Twisted Metal 3 - fix music | |
1519 | AddIrqQueue(cdr.Cmd, 0x800); | |
ef79bbde P |
1520 | break; |
1521 | ||
1522 | case CdlSetloc: | |
9f8b032d | 1523 | StopReading(); |
1524 | cdr.Seeked = FALSE; | |
1525 | for (i = 0; i < 3; i++) | |
1526 | cdr.SetSector[i] = btoi(cdr.Param[i]); | |
ef79bbde | 1527 | cdr.SetSector[3] = 0; |
9f8b032d | 1528 | |
1529 | /* | |
1530 | if ((cdr.SetSector[0] | cdr.SetSector[1] | cdr.SetSector[2]) == 0) { | |
1531 | *(u32 *)cdr.SetSector = *(u32 *)cdr.SetSectorSeek; | |
1532 | }*/ | |
1533 | ||
1534 | cdr.Ctrl |= 0x80; | |
ef79bbde | 1535 | cdr.Stat = NoIntr; |
9f8b032d | 1536 | AddIrqQueue(cdr.Cmd, 0x800); |
ef79bbde P |
1537 | break; |
1538 | ||
1539 | case CdlPlay: | |
9f8b032d | 1540 | // Vib Ribbon: try same track again |
1541 | StopCdda(); | |
1542 | ||
1543 | if (!cdr.SetSector[0] & !cdr.SetSector[1] & !cdr.SetSector[2]) { | |
1544 | if (CDR_getTN(cdr.ResultTN) != -1) { | |
1545 | if (cdr.CurTrack > cdr.ResultTN[1]) | |
1546 | cdr.CurTrack = cdr.ResultTN[1]; | |
1547 | if (CDR_getTD((unsigned char)(cdr.CurTrack), cdr.ResultTD) != -1) { | |
1548 | int tmp = cdr.ResultTD[2]; | |
1549 | cdr.ResultTD[2] = cdr.ResultTD[0]; | |
1550 | cdr.ResultTD[0] = tmp; | |
1551 | if (!Config.Cdda) CDR_play(cdr.ResultTD); | |
1552 | } | |
ef79bbde | 1553 | } |
9f8b032d | 1554 | } else if (!Config.Cdda) { |
1555 | CDR_play(cdr.SetSector); | |
1556 | } | |
1557 | ||
1558 | // Vib Ribbon - decoded buffer IRQ for CDDA reading | |
1559 | // - fixes ribbon timing + music CD mode | |
1560 | //TODO? | |
1561 | //CDRDBUF_INT( PSXCLK / 44100 * 0x100 ); | |
1562 | ||
1563 | ||
1564 | cdr.Play = TRUE; | |
1565 | ||
1566 | cdr.StatP |= STATUS_SEEK; | |
1567 | cdr.StatP &= ~STATUS_ROTATING; | |
1568 | ||
1569 | cdr.Ctrl |= 0x80; | |
1570 | cdr.Stat = NoIntr; | |
1571 | AddIrqQueue(cdr.Cmd, 0x800); | |
ef79bbde P |
1572 | break; |
1573 | ||
1574 | case CdlForward: | |
9f8b032d | 1575 | //if (cdr.CurTrack < 0xaa) |
1576 | // cdr.CurTrack++; | |
1577 | cdr.Ctrl |= 0x80; | |
ef79bbde | 1578 | cdr.Stat = NoIntr; |
9f8b032d | 1579 | AddIrqQueue(cdr.Cmd, 0x800); |
ef79bbde P |
1580 | break; |
1581 | ||
1582 | case CdlBackward: | |
9f8b032d | 1583 | //if (cdr.CurTrack > 1) |
1584 | //cdr.CurTrack--; | |
1585 | cdr.Ctrl |= 0x80; | |
1586 | cdr.Stat = NoIntr; | |
1587 | AddIrqQueue(cdr.Cmd, 0x800); | |
ef79bbde P |
1588 | break; |
1589 | ||
1590 | case CdlReadN: | |
9f8b032d | 1591 | cdr.Irq = 0; |
1592 | StopReading(); | |
1593 | cdr.Ctrl|= 0x80; | |
1594 | cdr.Stat = NoIntr; | |
1595 | StartReading(1, 0x800); | |
1596 | break; | |
ef79bbde P |
1597 | |
1598 | case CdlStandby: | |
9f8b032d | 1599 | StopCdda(); |
1600 | StopReading(); | |
1601 | cdr.Ctrl |= 0x80; | |
1602 | cdr.Stat = NoIntr; | |
1603 | AddIrqQueue(cdr.Cmd, 0x800); | |
ef79bbde P |
1604 | break; |
1605 | ||
1606 | case CdlStop: | |
9f8b032d | 1607 | // GameShark CD Player: Reset CDDA to track start |
1608 | if( cdr.Play && CDR_getStatus(&stat) != -1 ) { | |
1609 | cdr.SetSectorPlay[0] = stat.Time[0]; | |
1610 | cdr.SetSectorPlay[1] = stat.Time[1]; | |
1611 | cdr.SetSectorPlay[2] = stat.Time[2]; | |
1612 | ||
1613 | Find_CurTrack(); | |
1614 | ||
1615 | ||
1616 | // grab time for current track | |
1617 | CDR_getTD((u8)(cdr.CurTrack), cdr.ResultTD); | |
1618 | ||
1619 | cdr.SetSectorPlay[0] = cdr.ResultTD[2]; | |
1620 | cdr.SetSectorPlay[1] = cdr.ResultTD[1]; | |
1621 | cdr.SetSectorPlay[2] = cdr.ResultTD[0]; | |
1622 | } | |
1623 | ||
1624 | StopCdda(); | |
1625 | StopReading(); | |
1626 | ||
1627 | cdr.Ctrl |= 0x80; | |
1628 | cdr.Stat = NoIntr; | |
1629 | AddIrqQueue(cdr.Cmd, 0x800); | |
ef79bbde P |
1630 | break; |
1631 | ||
1632 | case CdlPause: | |
9f8b032d | 1633 | /* |
1634 | GameShark CD Player: save time for resume | |
1635 | ||
aa1f7284 | 1636 | Twisted Metal - World Tour: don't mix Setloc / CdlPlay cursors |
1637 | */ | |
ef79bbde | 1638 | |
9f8b032d | 1639 | StopCdda(); |
1640 | StopReading(); | |
1641 | cdr.Ctrl |= 0x80; | |
1642 | cdr.Stat = NoIntr; | |
1643 | ||
12228917 | 1644 | AddIrqQueue(cdr.Cmd, 0x800); |
9f8b032d | 1645 | break; |
1646 | ||
1647 | case CdlReset: | |
ef79bbde | 1648 | case CdlInit: |
9f8b032d | 1649 | StopCdda(); |
1650 | StopReading(); | |
1651 | cdr.Ctrl |= 0x80; | |
1652 | cdr.Stat = NoIntr; | |
1653 | AddIrqQueue(cdr.Cmd, 0x800); | |
ef79bbde P |
1654 | break; |
1655 | ||
1656 | case CdlMute: | |
1657 | cdr.Muted = TRUE; | |
9f8b032d | 1658 | cdr.Ctrl |= 0x80; |
ef79bbde | 1659 | cdr.Stat = NoIntr; |
9f8b032d | 1660 | AddIrqQueue(cdr.Cmd, 0x800); |
1661 | ||
1662 | // Duke Nukem - Time to Kill | |
1663 | // - do not directly set cd-xa volume | |
1664 | //SPU_writeRegister( H_CDLeft, 0x0000 ); | |
1665 | //SPU_writeRegister( H_CDRight, 0x0000 ); | |
ef79bbde P |
1666 | break; |
1667 | ||
1668 | case CdlDemute: | |
1669 | cdr.Muted = FALSE; | |
9f8b032d | 1670 | cdr.Ctrl |= 0x80; |
ef79bbde | 1671 | cdr.Stat = NoIntr; |
9f8b032d | 1672 | AddIrqQueue(cdr.Cmd, 0x800); |
1673 | ||
1674 | // Duke Nukem - Time to Kill | |
1675 | // - do not directly set cd-xa volume | |
1676 | //SPU_writeRegister( H_CDLeft, 0x7f00 ); | |
1677 | //SPU_writeRegister( H_CDRight, 0x7f00 ); | |
ef79bbde P |
1678 | break; |
1679 | ||
1680 | case CdlSetfilter: | |
1681 | cdr.File = cdr.Param[0]; | |
1682 | cdr.Channel = cdr.Param[1]; | |
9f8b032d | 1683 | cdr.Ctrl |= 0x80; |
ef79bbde | 1684 | cdr.Stat = NoIntr; |
9f8b032d | 1685 | AddIrqQueue(cdr.Cmd, 0x800); |
ef79bbde P |
1686 | break; |
1687 | ||
1688 | case CdlSetmode: | |
1689 | #ifdef CDR_LOG | |
9f8b032d | 1690 | CDR_LOG("cdrWrite1() Log: Setmode %x\n", cdr.Param[0]); |
ef79bbde P |
1691 | #endif |
1692 | cdr.Mode = cdr.Param[0]; | |
9f8b032d | 1693 | cdr.Ctrl |= 0x80; |
ef79bbde | 1694 | cdr.Stat = NoIntr; |
9f8b032d | 1695 | AddIrqQueue(cdr.Cmd, 0x800); |
1696 | ||
1697 | // Squaresoft on PlayStation 1998 Collector's CD Vol. 1 | |
1698 | // - fixes choppy movie sound | |
1699 | if( cdr.Play && (cdr.Mode & MODE_CDDA) == 0 ) | |
1700 | StopCdda(); | |
ef79bbde P |
1701 | break; |
1702 | ||
1703 | case CdlGetmode: | |
9f8b032d | 1704 | cdr.Ctrl |= 0x80; |
ef79bbde | 1705 | cdr.Stat = NoIntr; |
9f8b032d | 1706 | AddIrqQueue(cdr.Cmd, 0x800); |
ef79bbde P |
1707 | break; |
1708 | ||
1709 | case CdlGetlocL: | |
9f8b032d | 1710 | cdr.Ctrl |= 0x80; |
1711 | cdr.Stat = NoIntr; | |
1712 | ||
1713 | // Crusaders of Might and Magic - cutscene speech | |
1714 | AddIrqQueue(cdr.Cmd, 0x800); | |
1715 | break; | |
ef79bbde P |
1716 | |
1717 | case CdlGetlocP: | |
9f8b032d | 1718 | cdr.Ctrl |= 0x80; |
1719 | cdr.Stat = NoIntr; | |
1720 | ||
1721 | // GameShark CDX / Lite Player: pretty narrow time window | |
1722 | // - doesn't always work due to time inprecision | |
1723 | //AddIrqQueue(cdr.Cmd, 0x28); | |
1724 | ||
1725 | // Tomb Raider 2 - cdda | |
53951880 | 1726 | //AddIrqQueue(cdr.Cmd, 0x40); |
1727 | ||
1728 | // rearmed: the above works in pcsxr-svn, but breaks here | |
1729 | // (TOCA world touring cars), perhaps some other code is not merged yet | |
1730 | AddIrqQueue(cdr.Cmd, 0x1000); | |
ef79bbde P |
1731 | break; |
1732 | ||
1733 | case CdlGetTN: | |
9f8b032d | 1734 | cdr.Ctrl |= 0x80; |
1735 | cdr.Stat = NoIntr; | |
1736 | //AddIrqQueue(cdr.Cmd, 0x800); | |
1737 | ||
1738 | // GameShark CDX CD Player: very long time | |
1739 | AddIrqQueue(cdr.Cmd, 0x100000); | |
1740 | break; | |
ef79bbde P |
1741 | |
1742 | case CdlGetTD: | |
9f8b032d | 1743 | cdr.Ctrl |= 0x80; |
ef79bbde | 1744 | cdr.Stat = NoIntr; |
9f8b032d | 1745 | AddIrqQueue(cdr.Cmd, 0x800); |
ef79bbde P |
1746 | break; |
1747 | ||
1748 | case CdlSeekL: | |
1749 | // ((u32 *)cdr.SetSectorSeek)[0] = ((u32 *)cdr.SetSector)[0]; | |
9f8b032d | 1750 | cdr.Ctrl |= 0x80; |
1751 | cdr.Stat = NoIntr; | |
1752 | AddIrqQueue(cdr.Cmd, 0x800); | |
1753 | ||
1754 | StopCdda(); | |
1755 | StopReading(); | |
1756 | ||
1757 | break; | |
ef79bbde P |
1758 | |
1759 | case CdlSeekP: | |
1760 | // ((u32 *)cdr.SetSectorSeek)[0] = ((u32 *)cdr.SetSector)[0]; | |
9f8b032d | 1761 | cdr.Ctrl |= 0x80; |
ef79bbde | 1762 | cdr.Stat = NoIntr; |
9f8b032d | 1763 | |
1764 | // Tomb Raider 2 - reset cdda | |
1765 | StopCdda(); | |
1766 | StopReading(); | |
1767 | ||
1768 | AddIrqQueue(cdr.Cmd, 0x800); | |
ef79bbde P |
1769 | break; |
1770 | ||
9f8b032d | 1771 | // Destruction Derby: read TOC? GetTD after this |
1772 | case CdlReadT: | |
1773 | cdr.Ctrl |= 0x80; | |
1774 | cdr.Stat = NoIntr; | |
1775 | AddIrqQueue(cdr.Cmd, 0x800); | |
1776 | break; | |
1777 | ||
ef79bbde | 1778 | case CdlTest: |
9f8b032d | 1779 | cdr.Ctrl |= 0x80; |
ef79bbde | 1780 | cdr.Stat = NoIntr; |
9f8b032d | 1781 | AddIrqQueue(cdr.Cmd, 0x800); |
ef79bbde P |
1782 | break; |
1783 | ||
1784 | case CdlID: | |
9f8b032d | 1785 | cdr.Ctrl |= 0x80; |
ef79bbde | 1786 | cdr.Stat = NoIntr; |
9f8b032d | 1787 | AddIrqQueue(cdr.Cmd, 0x800); |
ef79bbde P |
1788 | break; |
1789 | ||
1790 | case CdlReadS: | |
9f8b032d | 1791 | cdr.Irq = 0; |
1792 | StopReading(); | |
1793 | cdr.Ctrl |= 0x80; | |
1794 | cdr.Stat = NoIntr; | |
1795 | StartReading(2, 0x800); | |
1796 | break; | |
ef79bbde P |
1797 | |
1798 | case CdlReadToc: | |
9f8b032d | 1799 | cdr.Ctrl |= 0x80; |
ef79bbde | 1800 | cdr.Stat = NoIntr; |
9f8b032d | 1801 | AddIrqQueue(cdr.Cmd, 0x800); |
ef79bbde P |
1802 | break; |
1803 | ||
1804 | default: | |
1805 | #ifdef CDR_LOG | |
9f8b032d | 1806 | CDR_LOG("cdrWrite1() Log: Unknown command: %x\n", cdr.Cmd); |
ef79bbde | 1807 | #endif |
9f8b032d | 1808 | return; |
1809 | } | |
ef79bbde P |
1810 | if (cdr.Stat != NoIntr) { |
1811 | psxHu32ref(0x1070) |= SWAP32((u32)0x4); | |
1812 | } | |
1813 | } | |
1814 | ||
1815 | unsigned char cdrRead2(void) { | |
1816 | unsigned char ret; | |
1817 | ||
1818 | if (cdr.Readed == 0) { | |
1819 | ret = 0; | |
1820 | } else { | |
1821 | ret = *cdr.pTransfer++; | |
1822 | } | |
1823 | ||
1824 | #ifdef CDR_LOG | |
1825 | CDR_LOG("cdrRead2() Log: CD2 Read: %x\n", ret); | |
1826 | #endif | |
1827 | return ret; | |
1828 | } | |
1829 | ||
1830 | void cdrWrite2(unsigned char rt) { | |
1831 | #ifdef CDR_LOG | |
1832 | CDR_LOG("cdrWrite2() Log: CD2 write: %x\n", rt); | |
1833 | #endif | |
9f8b032d | 1834 | |
1835 | // Tekken: CDXA fade-out | |
1836 | if( (cdr.Ctrl & 3) == 2 ) { | |
056d6759 | 1837 | cdr.AttenuatorLeft[0] = rt; |
9f8b032d | 1838 | } |
1839 | else if( (cdr.Ctrl & 3) == 3 ) { | |
056d6759 | 1840 | cdr.AttenuatorRight[1] = rt; |
9f8b032d | 1841 | } |
1842 | ||
1843 | ||
1844 | if (cdr.Ctrl & 0x1) { | |
ef79bbde P |
1845 | switch (rt) { |
1846 | case 0x07: | |
9f8b032d | 1847 | cdr.ParamP = 0; |
ef79bbde P |
1848 | cdr.ParamC = 0; |
1849 | cdr.ResultReady = 1; //0; | |
1850 | cdr.Ctrl &= ~3; //cdr.Ctrl = 0; | |
1851 | break; | |
1852 | ||
1853 | default: | |
1854 | cdr.Reg2 = rt; | |
1855 | break; | |
1856 | } | |
9f8b032d | 1857 | } else if (!(cdr.Ctrl & 0x1) && cdr.ParamP < 8) { |
ef79bbde P |
1858 | cdr.Param[cdr.ParamP++] = rt; |
1859 | cdr.ParamC++; | |
1860 | } | |
1861 | } | |
1862 | ||
1863 | unsigned char cdrRead3(void) { | |
1864 | if (cdr.Stat) { | |
1865 | if (cdr.Ctrl & 0x1) | |
1866 | psxHu8(0x1803) = cdr.Stat | 0xE0; | |
1867 | else | |
1868 | psxHu8(0x1803) = 0xff; | |
1869 | } else { | |
1870 | psxHu8(0x1803) = 0; | |
1871 | } | |
1872 | #ifdef CDR_LOG | |
1873 | CDR_LOG("cdrRead3() Log: CD3 Read: %x\n", psxHu8(0x1803)); | |
1874 | #endif | |
1875 | return psxHu8(0x1803); | |
1876 | } | |
1877 | ||
1878 | void cdrWrite3(unsigned char rt) { | |
1879 | #ifdef CDR_LOG | |
1880 | CDR_LOG("cdrWrite3() Log: CD3 write: %x\n", rt); | |
1881 | #endif | |
056d6759 | 1882 | |
9f8b032d | 1883 | // Tekken: CDXA fade-out |
1884 | if( (cdr.Ctrl & 3) == 2 ) { | |
1885 | cdr.AttenuatorLeft[1] = rt; | |
1886 | } | |
1887 | else if( (cdr.Ctrl & 3) == 3 && rt == 0x20 ) { | |
1888 | #ifdef CDR_LOG | |
1889 | CDR_LOG( "CD-XA Volume: %X %X | %X %X\n", | |
1890 | cdr.AttenuatorLeft[0], cdr.AttenuatorLeft[1], | |
1891 | cdr.AttenuatorRight[0], cdr.AttenuatorRight[1] ); | |
1892 | #endif | |
1893 | } | |
056d6759 | 1894 | |
9f8b032d | 1895 | |
1896 | // GameShark CDX CD Player: Irq timing mania | |
1897 | if( rt == 0 && | |
1898 | cdr.Irq != 0 && cdr.Irq != 0xff && | |
1899 | cdr.ResultReady == 0 ) { | |
1900 | ||
1901 | // GS CDX: ~0x28 cycle timing - way too precise | |
1902 | if( cdr.Irq == CdlGetlocP ) { | |
1903 | cdrInterrupt(); | |
1904 | ||
1905 | psxRegs.interrupt &= ~(1 << PSXINT_CDR); | |
1906 | } | |
1907 | } | |
1908 | ||
1909 | ||
1910 | if (rt == 0x07 && cdr.Ctrl & 0x1) { | |
ef79bbde P |
1911 | cdr.Stat = 0; |
1912 | ||
1913 | if (cdr.Irq == 0xff) { | |
1914 | cdr.Irq = 0; | |
1915 | return; | |
1916 | } | |
9f8b032d | 1917 | |
aa40e1b8 | 1918 | // XA streaming - incorrect timing because of this reschedule |
1919 | // - Final Fantasy Tactics | |
1920 | // - various other games | |
1921 | ||
9f8b032d | 1922 | if (cdr.Reading && !cdr.ResultReady) { |
4955e9d0 | 1923 | int left = psxRegs.intCycle[PSXINT_CDREAD].sCycle + psxRegs.intCycle[PSXINT_CDREAD].cycle - psxRegs.cycle; |
1924 | int time = (cdr.Mode & MODE_SPEED) ? (cdReadTime / 2) : cdReadTime; | |
4feed8d3 | 1925 | if (Config.CdrReschedule != 2) |
1926 | if (left < time / 2 || Config.CdrReschedule) { // rearmed guesswork hack | |
1927 | //printf("-- resched %d -> %d\n", left, time); | |
1928 | CDREAD_INT(time); | |
4955e9d0 | 1929 | } |
9f8b032d | 1930 | } |
ef79bbde P |
1931 | |
1932 | return; | |
1933 | } | |
9f8b032d | 1934 | |
ef79bbde P |
1935 | if (rt == 0x80 && !(cdr.Ctrl & 0x1) && cdr.Readed == 0) { |
1936 | cdr.Readed = 1; | |
1937 | cdr.pTransfer = cdr.Transfer; | |
1938 | ||
1939 | switch (cdr.Mode & 0x30) { | |
9f8b032d | 1940 | case MODE_SIZE_2328: |
ef79bbde P |
1941 | case 0x00: |
1942 | cdr.pTransfer += 12; | |
1943 | break; | |
9f8b032d | 1944 | |
1945 | case MODE_SIZE_2340: | |
1946 | cdr.pTransfer += 0; | |
1947 | break; | |
1948 | ||
ef79bbde P |
1949 | default: |
1950 | break; | |
1951 | } | |
1952 | } | |
1953 | } | |
1954 | ||
1955 | void psxDma3(u32 madr, u32 bcr, u32 chcr) { | |
1956 | u32 cdsize; | |
c7071c43 | 1957 | int size; |
ef79bbde P |
1958 | u8 *ptr; |
1959 | ||
1960 | #ifdef CDR_LOG | |
1961 | CDR_LOG("psxDma3() Log: *** DMA 3 *** %x addr = %x size = %x\n", chcr, madr, bcr); | |
1962 | #endif | |
1963 | ||
1964 | switch (chcr) { | |
1965 | case 0x11000000: | |
1966 | case 0x11400100: | |
1967 | if (cdr.Readed == 0) { | |
1968 | #ifdef CDR_LOG | |
1969 | CDR_LOG("psxDma3() Log: *** DMA 3 *** NOT READY\n"); | |
1970 | #endif | |
1971 | break; | |
1972 | } | |
1973 | ||
1974 | cdsize = (bcr & 0xffff) * 4; | |
1975 | ||
9f8b032d | 1976 | // Ape Escape: bcr = 0001 / 0000 |
1977 | // - fix boot | |
1978 | if( cdsize == 0 ) | |
1979 | { | |
1980 | switch (cdr.Mode & 0x30) { | |
1981 | case 0x00: cdsize = 2048; break; | |
1982 | case MODE_SIZE_2328: cdsize = 2328; break; | |
1983 | case MODE_SIZE_2340: cdsize = 2340; break; | |
1984 | } | |
1985 | } | |
1986 | ||
1987 | ||
ef79bbde P |
1988 | ptr = (u8 *)PSXM(madr); |
1989 | if (ptr == NULL) { | |
1990 | #ifdef CPU_LOG | |
1991 | CDR_LOG("psxDma3() Log: *** DMA 3 *** NULL Pointer!\n"); | |
1992 | #endif | |
1993 | break; | |
1994 | } | |
9f8b032d | 1995 | |
1996 | /* | |
1997 | GS CDX: Enhancement CD crash | |
1998 | - Setloc 0:0:0 | |
1999 | - CdlPlay | |
2000 | - Spams DMA3 and gets buffer overrun | |
2001 | */ | |
c7071c43 | 2002 | size = CD_FRAMESIZE_RAW - (cdr.pTransfer - cdr.Transfer); |
2003 | if (size > cdsize) | |
2004 | size = cdsize; | |
2005 | if (size > 0) | |
9f8b032d | 2006 | { |
c7071c43 | 2007 | memcpy(ptr, cdr.pTransfer, size); |
9f8b032d | 2008 | } |
2009 | ||
ef79bbde P |
2010 | psxCpu->Clear(madr, cdsize / 4); |
2011 | cdr.pTransfer += cdsize; | |
9f8b032d | 2012 | |
2013 | ||
2014 | // burst vs normal | |
2015 | if( chcr == 0x11400100 ) { | |
2016 | CDRDMA_INT( (cdsize/4) / 4 ); | |
2017 | } | |
2018 | else if( chcr == 0x11000000 ) { | |
2019 | CDRDMA_INT( (cdsize/4) * 1 ); | |
2020 | } | |
2021 | return; | |
2022 | ||
ef79bbde P |
2023 | default: |
2024 | #ifdef CDR_LOG | |
2025 | CDR_LOG("psxDma3() Log: Unknown cddma %x\n", chcr); | |
2026 | #endif | |
2027 | break; | |
2028 | } | |
2029 | ||
2030 | HW_DMA3_CHCR &= SWAP32(~0x01000000); | |
2031 | DMA_INTERRUPT(3); | |
2032 | } | |
2033 | ||
9f8b032d | 2034 | void cdrDmaInterrupt() |
2035 | { | |
ad418c19 | 2036 | if (HW_DMA3_CHCR & SWAP32(0x01000000)) |
2037 | { | |
2038 | HW_DMA3_CHCR &= SWAP32(~0x01000000); | |
2039 | DMA_INTERRUPT(3); | |
2040 | } | |
9f8b032d | 2041 | } |
2042 | ||
ef79bbde P |
2043 | void cdrReset() { |
2044 | memset(&cdr, 0, sizeof(cdr)); | |
2045 | cdr.CurTrack = 1; | |
2046 | cdr.File = 1; | |
2047 | cdr.Channel = 1; | |
056d6759 | 2048 | |
2049 | // BIOS player - default values | |
2050 | cdr.AttenuatorLeft[0] = 0x80; | |
2051 | cdr.AttenuatorLeft[1] = 0x00; | |
2052 | cdr.AttenuatorRight[0] = 0x80; | |
2053 | cdr.AttenuatorRight[1] = 0x00; | |
ef79bbde P |
2054 | } |
2055 | ||
2056 | int cdrFreeze(gzFile f, int Mode) { | |
2057 | uintptr_t tmp; | |
2058 | ||
ef79bbde | 2059 | |
9f8b032d | 2060 | if( Mode == 0 ) { |
2061 | StopCdda(); | |
2062 | } | |
2063 | ||
2064 | gzfreeze(&cdr, sizeof(cdr)); | |
2065 | ||
ef79bbde P |
2066 | if (Mode == 1) |
2067 | tmp = cdr.pTransfer - cdr.Transfer; | |
2068 | ||
2069 | gzfreeze(&tmp, sizeof(tmp)); | |
2070 | ||
2071 | if (Mode == 0) | |
2072 | cdr.pTransfer = cdr.Transfer + tmp; | |
2073 | ||
2074 | return 0; | |
2075 | } | |
9f8b032d | 2076 | |
2077 | void LidInterrupt() { | |
2078 | cdr.LidCheck = 0x20; // start checker | |
2079 | ||
2080 | CDRLID_INT( cdReadTime * 3 ); | |
2081 | ||
2082 | // generate interrupt if none active - open or close | |
2083 | if (cdr.Irq == 0 || cdr.Irq == 0xff) { | |
2084 | cdr.Ctrl |= 0x80; | |
2085 | cdr.Stat = NoIntr; | |
2086 | AddIrqQueue(CdlNop, 0x800); | |
2087 | } | |
2088 | } |