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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 | 27 | |
8b380e97 | 28 | /* logging */ |
29 | #if 0 | |
30 | #define CDR_LOG SysPrintf | |
31 | #else | |
32 | #define CDR_LOG(...) | |
33 | #endif | |
34 | #if 0 | |
35 | #define CDR_LOG_I SysPrintf | |
36 | #else | |
37 | #define CDR_LOG_I(...) | |
38 | #endif | |
39 | #if 0 | |
40 | #define CDR_LOG_IO SysPrintf | |
41 | #else | |
42 | #define CDR_LOG_IO(...) | |
43 | #endif | |
44 | //#define CDR_LOG_CMD_IRQ | |
45 | ||
ef79bbde | 46 | cdrStruct cdr; |
8e1040b6 | 47 | static unsigned char *pTransfer; |
ef79bbde P |
48 | |
49 | /* CD-ROM magic numbers */ | |
50 | #define CdlSync 0 | |
51 | #define CdlNop 1 | |
52 | #define CdlSetloc 2 | |
53 | #define CdlPlay 3 | |
54 | #define CdlForward 4 | |
55 | #define CdlBackward 5 | |
56 | #define CdlReadN 6 | |
57 | #define CdlStandby 7 | |
58 | #define CdlStop 8 | |
59 | #define CdlPause 9 | |
60 | #define CdlInit 10 | |
61 | #define CdlMute 11 | |
62 | #define CdlDemute 12 | |
63 | #define CdlSetfilter 13 | |
64 | #define CdlSetmode 14 | |
65 | #define CdlGetmode 15 | |
66 | #define CdlGetlocL 16 | |
67 | #define CdlGetlocP 17 | |
68 | #define CdlReadT 18 | |
69 | #define CdlGetTN 19 | |
70 | #define CdlGetTD 20 | |
71 | #define CdlSeekL 21 | |
72 | #define CdlSeekP 22 | |
73 | #define CdlSetclock 23 | |
74 | #define CdlGetclock 24 | |
75 | #define CdlTest 25 | |
76 | #define CdlID 26 | |
77 | #define CdlReadS 27 | |
78 | #define CdlReset 28 | |
79 | #define CdlReadToc 30 | |
80 | ||
ef79bbde P |
81 | /* don't set 255, it's reserved */ |
82 | ||
83 | char *CmdName[0x100]= { | |
84 | "CdlSync", "CdlNop", "CdlSetloc", "CdlPlay", | |
85 | "CdlForward", "CdlBackward", "CdlReadN", "CdlStandby", | |
86 | "CdlStop", "CdlPause", "CdlInit", "CdlMute", | |
87 | "CdlDemute", "CdlSetfilter", "CdlSetmode", "CdlGetmode", | |
88 | "CdlGetlocL", "CdlGetlocP", "CdlReadT", "CdlGetTN", | |
89 | "CdlGetTD", "CdlSeekL", "CdlSeekP", "CdlSetclock", | |
90 | "CdlGetclock", "CdlTest", "CdlID", "CdlReadS", | |
91 | "CdlReset", NULL, "CDlReadToc", NULL | |
92 | }; | |
93 | ||
94 | unsigned char Test04[] = { 0 }; | |
95 | unsigned char Test05[] = { 0 }; | |
96 | unsigned char Test20[] = { 0x98, 0x06, 0x10, 0xC3 }; | |
97 | unsigned char Test22[] = { 0x66, 0x6F, 0x72, 0x20, 0x45, 0x75, 0x72, 0x6F }; | |
98 | unsigned char Test23[] = { 0x43, 0x58, 0x44, 0x32, 0x39 ,0x34, 0x30, 0x51 }; | |
99 | ||
9f8b032d | 100 | // cdr.Stat: |
101 | #define NoIntr 0 | |
102 | #define DataReady 1 | |
103 | #define Complete 2 | |
104 | #define Acknowledge 3 | |
105 | #define DataEnd 4 | |
106 | #define DiskError 5 | |
107 | ||
108 | /* Modes flags */ | |
109 | #define MODE_SPEED (1<<7) // 0x80 | |
110 | #define MODE_STRSND (1<<6) // 0x40 ADPCM on/off | |
111 | #define MODE_SIZE_2340 (1<<5) // 0x20 | |
112 | #define MODE_SIZE_2328 (1<<4) // 0x10 | |
113 | #define MODE_SF (1<<3) // 0x08 channel on/off | |
114 | #define MODE_REPORT (1<<2) // 0x04 | |
115 | #define MODE_AUTOPAUSE (1<<1) // 0x02 | |
116 | #define MODE_CDDA (1<<0) // 0x01 | |
117 | ||
118 | /* Status flags */ | |
119 | #define STATUS_PLAY (1<<7) // 0x80 | |
120 | #define STATUS_SEEK (1<<6) // 0x40 | |
121 | #define STATUS_READ (1<<5) // 0x20 | |
122 | #define STATUS_SHELLOPEN (1<<4) // 0x10 | |
123 | #define STATUS_UNKNOWN3 (1<<3) // 0x08 | |
124 | #define STATUS_UNKNOWN2 (1<<2) // 0x04 | |
125 | #define STATUS_ROTATING (1<<1) // 0x02 | |
126 | #define STATUS_ERROR (1<<0) // 0x01 | |
127 | ||
128 | ||
129 | ||
ef79bbde P |
130 | // 1x = 75 sectors per second |
131 | // PSXCLK = 1 sec in the ps | |
132 | // so (PSXCLK / 75) = cdr read time (linuzappz) | |
133 | #define cdReadTime (PSXCLK / 75) | |
134 | ||
39df67df | 135 | // for cdr.Seeked |
136 | enum seeked_state { | |
137 | SEEK_PENDING = 0, | |
138 | SEEK_DONE = 1, | |
139 | SEEK_DOING_CMD = 2, | |
140 | }; | |
141 | ||
ef79bbde | 142 | static struct CdrStat stat; |
ef79bbde | 143 | |
305c8c93 | 144 | static unsigned int msf2sec(u8 *msf) { |
9f8b032d | 145 | return ((msf[0] * 60 + msf[1]) * 75) + msf[2]; |
146 | } | |
147 | ||
305c8c93 | 148 | static void sec2msf(unsigned int s, u8 *msf) { |
9f8b032d | 149 | msf[0] = s / 75 / 60; |
150 | s = s - msf[0] * 75 * 60; | |
151 | msf[1] = s / 75; | |
152 | s = s - msf[1] * 75; | |
153 | msf[2] = s; | |
154 | } | |
155 | ||
39df67df | 156 | // cdrInterrupt |
ef79bbde | 157 | #define CDR_INT(eCycle) { \ |
d28b54b1 | 158 | psxRegs.interrupt |= (1 << PSXINT_CDR); \ |
159 | psxRegs.intCycle[PSXINT_CDR].cycle = eCycle; \ | |
160 | psxRegs.intCycle[PSXINT_CDR].sCycle = psxRegs.cycle; \ | |
161 | new_dyna_set_event(PSXINT_CDR, eCycle); \ | |
ae602c19 | 162 | } |
ef79bbde | 163 | |
39df67df | 164 | // cdrReadInterrupt |
ef79bbde | 165 | #define CDREAD_INT(eCycle) { \ |
d28b54b1 | 166 | psxRegs.interrupt |= (1 << PSXINT_CDREAD); \ |
167 | psxRegs.intCycle[PSXINT_CDREAD].cycle = eCycle; \ | |
168 | psxRegs.intCycle[PSXINT_CDREAD].sCycle = psxRegs.cycle; \ | |
169 | new_dyna_set_event(PSXINT_CDREAD, eCycle); \ | |
ae602c19 | 170 | } |
ef79bbde | 171 | |
39df67df | 172 | // cdrLidSeekInterrupt |
9f8b032d | 173 | #define CDRLID_INT(eCycle) { \ |
174 | psxRegs.interrupt |= (1 << PSXINT_CDRLID); \ | |
175 | psxRegs.intCycle[PSXINT_CDRLID].cycle = eCycle; \ | |
176 | psxRegs.intCycle[PSXINT_CDRLID].sCycle = psxRegs.cycle; \ | |
177 | new_dyna_set_event(PSXINT_CDRLID, eCycle); \ | |
178 | } | |
179 | ||
39df67df | 180 | // cdrPlayInterrupt |
181 | #define CDRMISC_INT(eCycle) { \ | |
7f457614 | 182 | psxRegs.interrupt |= (1 << PSXINT_CDRPLAY); \ |
183 | psxRegs.intCycle[PSXINT_CDRPLAY].cycle = eCycle; \ | |
184 | psxRegs.intCycle[PSXINT_CDRPLAY].sCycle = psxRegs.cycle; \ | |
185 | new_dyna_set_event(PSXINT_CDRPLAY, eCycle); \ | |
186 | } | |
187 | ||
ef79bbde P |
188 | #define StopReading() { \ |
189 | if (cdr.Reading) { \ | |
190 | cdr.Reading = 0; \ | |
d28b54b1 | 191 | psxRegs.interrupt &= ~(1 << PSXINT_CDREAD); \ |
ef79bbde | 192 | } \ |
9f8b032d | 193 | cdr.StatP &= ~STATUS_READ;\ |
ef79bbde P |
194 | } |
195 | ||
196 | #define StopCdda() { \ | |
197 | if (cdr.Play) { \ | |
198 | if (!Config.Cdda) CDR_stop(); \ | |
9f8b032d | 199 | cdr.StatP &= ~STATUS_PLAY; \ |
ef79bbde | 200 | cdr.Play = FALSE; \ |
9f8b032d | 201 | cdr.FastForward = 0; \ |
202 | cdr.FastBackward = 0; \ | |
203 | /*SPU_registerCallback( SPUirq );*/ \ | |
ef79bbde P |
204 | } \ |
205 | } | |
206 | ||
207 | #define SetResultSize(size) { \ | |
94c118c3 | 208 | cdr.ResultP = 0; \ |
ef79bbde P |
209 | cdr.ResultC = size; \ |
210 | cdr.ResultReady = 1; \ | |
211 | } | |
212 | ||
94c118c3 | 213 | static void setIrq(void) |
214 | { | |
215 | if (cdr.Stat & cdr.Reg2) | |
216 | psxHu32ref(0x1070) |= SWAP32((u32)0x4); | |
217 | } | |
9f8b032d | 218 | |
219 | void cdrLidSeekInterrupt() | |
220 | { | |
221 | // turn back on checking | |
222 | if( cdr.LidCheck == 0x10 ) | |
223 | { | |
224 | cdr.LidCheck = 0; | |
225 | } | |
226 | ||
227 | // official lid close | |
228 | else if( cdr.LidCheck == 0x30 ) | |
229 | { | |
230 | // GS CDX 3.3: $13 | |
231 | cdr.StatP |= STATUS_ROTATING; | |
232 | ||
233 | ||
234 | // GS CDX 3.3 - ~50 getlocp tries | |
235 | CDRLID_INT( cdReadTime * 3 ); | |
236 | cdr.LidCheck = 0x40; | |
237 | } | |
238 | ||
239 | // turn off ready | |
240 | else if( cdr.LidCheck == 0x40 ) | |
241 | { | |
242 | // GS CDX 3.3: $01 | |
243 | cdr.StatP &= ~STATUS_SHELLOPEN; | |
244 | cdr.StatP &= ~STATUS_ROTATING; | |
245 | ||
246 | ||
247 | // GS CDX 3.3 - ~50 getlocp tries | |
248 | CDRLID_INT( cdReadTime * 3 ); | |
249 | cdr.LidCheck = 0x50; | |
250 | } | |
251 | ||
252 | // now seek | |
253 | else if( cdr.LidCheck == 0x50 ) | |
254 | { | |
255 | // GameShark Lite: Start seeking ($42) | |
256 | cdr.StatP |= STATUS_SEEK; | |
257 | cdr.StatP |= STATUS_ROTATING; | |
258 | cdr.StatP &= ~STATUS_ERROR; | |
259 | ||
260 | ||
261 | CDRLID_INT( cdReadTime * 3 ); | |
262 | cdr.LidCheck = 0x60; | |
263 | } | |
264 | ||
265 | // done = cd ready | |
266 | else if( cdr.LidCheck == 0x60 ) | |
267 | { | |
268 | // GameShark Lite: Seek detection done ($02) | |
269 | cdr.StatP &= ~STATUS_SEEK; | |
270 | ||
271 | cdr.LidCheck = 0; | |
272 | } | |
273 | } | |
274 | ||
9f8b032d | 275 | static void Check_Shell( int Irq ) |
276 | { | |
277 | // check case open/close | |
278 | if (cdr.LidCheck > 0) | |
279 | { | |
9f8b032d | 280 | CDR_LOG( "LidCheck\n" ); |
9f8b032d | 281 | |
282 | // $20 = check lid state | |
283 | if( cdr.LidCheck == 0x20 ) | |
284 | { | |
285 | u32 i; | |
286 | ||
287 | i = stat.Status; | |
288 | if (CDR_getStatus(&stat) != -1) | |
289 | { | |
aa1f7284 | 290 | // BIOS hangs + BIOS error messages |
291 | //if (stat.Type == 0xff) | |
292 | //cdr.Stat = DiskError; | |
9f8b032d | 293 | |
294 | // case now open | |
aa1f7284 | 295 | if (stat.Status & STATUS_SHELLOPEN) |
9f8b032d | 296 | { |
297 | // Vib Ribbon: pre-CD swap | |
298 | StopCdda(); | |
299 | ||
300 | ||
301 | // GameShark Lite: Death if DiskError happens | |
302 | // | |
303 | // Vib Ribbon: Needs DiskError for CD swap | |
304 | ||
305 | if (Irq != CdlNop) | |
306 | { | |
307 | cdr.Stat = DiskError; | |
308 | ||
309 | cdr.StatP |= STATUS_ERROR; | |
310 | cdr.Result[0] |= STATUS_ERROR; | |
311 | } | |
312 | ||
313 | // GameShark Lite: Wants -exactly- $10 | |
314 | cdr.StatP |= STATUS_SHELLOPEN; | |
315 | cdr.StatP &= ~STATUS_ROTATING; | |
316 | ||
317 | ||
318 | CDRLID_INT( cdReadTime * 3 ); | |
319 | cdr.LidCheck = 0x10; | |
320 | ||
321 | ||
322 | // GS CDX 3.3 = $11 | |
323 | } | |
324 | ||
325 | // case just closed | |
326 | else if ( i & STATUS_SHELLOPEN ) | |
327 | { | |
328 | cdr.StatP |= STATUS_ROTATING; | |
329 | ||
330 | CheckCdrom(); | |
331 | ||
332 | ||
333 | if( cdr.Stat == NoIntr ) | |
334 | cdr.Stat = Acknowledge; | |
335 | ||
94c118c3 | 336 | setIrq(); |
9f8b032d | 337 | |
338 | // begin close-seek-ready cycle | |
339 | CDRLID_INT( cdReadTime * 3 ); | |
340 | cdr.LidCheck = 0x30; | |
341 | ||
342 | ||
343 | // GameShark Lite: Wants -exactly- $42, then $02 | |
344 | // GS CDX 3.3: Wants $11/$80, $13/$80, $01/$00 | |
345 | } | |
346 | ||
347 | // case still closed - wait for recheck | |
348 | else | |
349 | { | |
350 | CDRLID_INT( cdReadTime * 3 ); | |
351 | cdr.LidCheck = 0x10; | |
352 | } | |
353 | } | |
354 | } | |
355 | ||
356 | ||
357 | // GS CDX: clear all values but #1,#2 | |
358 | if( (cdr.LidCheck >= 0x30) || (cdr.StatP & STATUS_SHELLOPEN) ) | |
359 | { | |
360 | SetResultSize(16); | |
361 | memset( cdr.Result, 0, 16 ); | |
362 | ||
363 | cdr.Result[0] = cdr.StatP; | |
364 | ||
365 | ||
366 | // GS CDX: special return value | |
367 | if( cdr.StatP & STATUS_SHELLOPEN ) | |
368 | { | |
369 | cdr.Result[1] = 0x80; | |
370 | } | |
371 | ||
372 | ||
373 | if( cdr.Stat == NoIntr ) | |
374 | cdr.Stat = Acknowledge; | |
375 | ||
94c118c3 | 376 | setIrq(); |
9f8b032d | 377 | } |
378 | } | |
379 | } | |
380 | ||
9f8b032d | 381 | void Find_CurTrack() { |
382 | cdr.CurTrack = 0; | |
383 | ||
384 | if (CDR_getTN(cdr.ResultTN) != -1) { | |
385 | int lcv; | |
386 | ||
387 | for( lcv = 1; lcv <= cdr.ResultTN[1]; lcv++ ) { | |
388 | if (CDR_getTD((u8)(lcv), cdr.ResultTD) != -1) { | |
389 | u32 sect1, sect2; | |
390 | ||
9f8b032d | 391 | CDR_LOG( "curtrack %d %d %d | %d %d %d | %d\n", |
392 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2], | |
393 | cdr.ResultTD[2], cdr.ResultTD[1], cdr.ResultTD[0], | |
394 | cdr.CurTrack ); | |
9f8b032d | 395 | |
396 | // find next track boundary - only need m:s accuracy | |
397 | sect1 = cdr.SetSectorPlay[0] * 60 * 75 + cdr.SetSectorPlay[1] * 75; | |
398 | sect2 = cdr.ResultTD[2] * 60 * 75 + cdr.ResultTD[1] * 75; | |
399 | ||
400 | // Twisted Metal 4 - psx cdda pregap (2-sec) | |
401 | // - fix in-game music | |
402 | sect2 -= 75 * 2; | |
403 | ||
404 | if( sect1 >= sect2 ) { | |
405 | cdr.CurTrack++; | |
406 | continue; | |
407 | } | |
408 | } | |
409 | ||
410 | break; | |
411 | } | |
412 | } | |
413 | } | |
414 | ||
415 | static void ReadTrack( u8 *time ) { | |
416 | cdr.Prev[0] = itob( time[0] ); | |
417 | cdr.Prev[1] = itob( time[1] ); | |
418 | cdr.Prev[2] = itob( time[2] ); | |
ef79bbde | 419 | |
ef79bbde | 420 | CDR_LOG("ReadTrack() Log: KEY *** %x:%x:%x\n", cdr.Prev[0], cdr.Prev[1], cdr.Prev[2]); |
ef79bbde P |
421 | cdr.RErr = CDR_readTrack(cdr.Prev); |
422 | } | |
423 | ||
ef79bbde | 424 | |
39df67df | 425 | static void AddIrqQueue(unsigned char irq, unsigned long ecycle) { |
8b380e97 | 426 | if (cdr.Irq != 0 && cdr.Irq != 0xff) |
427 | CDR_LOG_I("cdr: override cmd %02x -> %02x\n", cdr.Irq, irq); | |
39df67df | 428 | |
ef79bbde | 429 | cdr.Irq = irq; |
9f8b032d | 430 | cdr.eCycle = ecycle; |
431 | ||
9f8b032d | 432 | CDR_INT(ecycle); |
433 | } | |
434 | ||
435 | ||
436 | void Set_Track() | |
437 | { | |
438 | if (CDR_getTN(cdr.ResultTN) != -1) { | |
439 | int lcv; | |
440 | ||
441 | for( lcv = 1; lcv < cdr.ResultTN[1]; lcv++ ) { | |
442 | if (CDR_getTD((u8)(lcv), cdr.ResultTD) != -1) { | |
9f8b032d | 443 | CDR_LOG( "settrack %d %d %d | %d %d %d | %d\n", |
444 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2], | |
445 | cdr.ResultTD[2], cdr.ResultTD[1], cdr.ResultTD[0], | |
446 | cdr.CurTrack ); | |
9f8b032d | 447 | |
448 | // check if time matches track start (only need min, sec accuracy) | |
449 | // - m:s:f vs f:s:m | |
450 | if( cdr.SetSectorPlay[0] == cdr.ResultTD[2] && | |
451 | cdr.SetSectorPlay[1] == cdr.ResultTD[1] ) { | |
452 | // skip pregap frames | |
453 | if( cdr.SetSectorPlay[2] < cdr.ResultTD[0] ) | |
454 | cdr.SetSectorPlay[2] = cdr.ResultTD[0]; | |
455 | ||
456 | break; | |
457 | } | |
458 | else if( cdr.SetSectorPlay[0] < cdr.ResultTD[2] ) | |
459 | break; | |
460 | } | |
461 | } | |
462 | } | |
463 | } | |
464 | ||
465 | ||
466 | static u8 fake_subq_local[3], fake_subq_real[3], fake_subq_index, fake_subq_change; | |
7f457614 | 467 | static void Create_Fake_Subq() |
9f8b032d | 468 | { |
469 | u8 temp_cur[3], temp_next[3], temp_start[3], pregap; | |
470 | int diff; | |
471 | ||
472 | if (CDR_getTN(cdr.ResultTN) == -1) return; | |
473 | if( cdr.CurTrack+1 <= cdr.ResultTN[1] ) { | |
474 | pregap = 150; | |
475 | if( CDR_getTD(cdr.CurTrack+1, cdr.ResultTD) == -1 ) return; | |
476 | } else { | |
477 | // last track - cd size | |
478 | pregap = 0; | |
479 | if( CDR_getTD(0, cdr.ResultTD) == -1 ) return; | |
480 | } | |
481 | ||
482 | if( cdr.Play == TRUE ) { | |
483 | temp_cur[0] = cdr.SetSectorPlay[0]; | |
484 | temp_cur[1] = cdr.SetSectorPlay[1]; | |
485 | temp_cur[2] = cdr.SetSectorPlay[2]; | |
486 | } else { | |
487 | temp_cur[0] = btoi( cdr.Prev[0] ); | |
488 | temp_cur[1] = btoi( cdr.Prev[1] ); | |
489 | temp_cur[2] = btoi( cdr.Prev[2] ); | |
490 | } | |
491 | ||
492 | fake_subq_real[0] = temp_cur[0]; | |
493 | fake_subq_real[1] = temp_cur[1]; | |
494 | fake_subq_real[2] = temp_cur[2]; | |
495 | ||
496 | temp_next[0] = cdr.ResultTD[2]; | |
497 | temp_next[1] = cdr.ResultTD[1]; | |
498 | temp_next[2] = cdr.ResultTD[0]; | |
499 | ||
500 | ||
501 | // flag- next track | |
502 | if( msf2sec(temp_cur) >= msf2sec( temp_next )-pregap ) { | |
503 | fake_subq_change = 1; | |
504 | ||
505 | cdr.CurTrack++; | |
506 | ||
507 | // end cd | |
508 | if( pregap == 0 ) StopCdda(); | |
509 | } | |
510 | ||
511 | ////////////////////////////////////////////////// | |
512 | ////////////////////////////////////////////////// | |
513 | ||
514 | // repair | |
515 | if( cdr.CurTrack <= cdr.ResultTN[1] ) { | |
516 | if( CDR_getTD(cdr.CurTrack, cdr.ResultTD) == -1 ) return; | |
517 | } else { | |
518 | // last track - cd size | |
519 | if( CDR_getTD(0, cdr.ResultTD) == -1 ) return; | |
520 | } | |
521 | ||
522 | temp_start[0] = cdr.ResultTD[2]; | |
523 | temp_start[1] = cdr.ResultTD[1]; | |
524 | temp_start[2] = cdr.ResultTD[0]; | |
525 | ||
526 | ||
9f8b032d | 527 | CDR_LOG( "CDDA FAKE SUB - %d:%d:%d / %d:%d:%d / %d:%d:%d\n", |
528 | temp_cur[0], temp_cur[1], temp_cur[2], | |
529 | temp_start[0], temp_start[1], temp_start[2], | |
530 | temp_next[0], temp_next[1], temp_next[2]); | |
9f8b032d | 531 | |
532 | ||
533 | ||
534 | // local time - pregap / real | |
535 | diff = msf2sec(temp_cur) - msf2sec( temp_start ); | |
536 | if( diff < 0 ) { | |
537 | fake_subq_index = 0; | |
538 | ||
539 | sec2msf( -diff, fake_subq_local ); | |
ef79bbde | 540 | } else { |
9f8b032d | 541 | fake_subq_index = 1; |
542 | ||
543 | sec2msf( diff, fake_subq_local ); | |
ef79bbde P |
544 | } |
545 | } | |
546 | ||
9f8b032d | 547 | |
7f457614 | 548 | static void cdrPlayInterrupt_Autopause() |
549 | { | |
550 | struct SubQ *subq = (struct SubQ *)CDR_getBufferSub(); | |
9b470ab7 | 551 | int track_changed = 0; |
7f457614 | 552 | if (subq != NULL ) { |
341eb2c9 | 553 | // update subq |
554 | ReadTrack( cdr.SetSectorPlay ); | |
555 | ||
7f457614 | 556 | CDR_LOG( "CDDA SUB - %X:%X:%X\n", |
557 | subq->AbsoluteAddress[0], subq->AbsoluteAddress[1], subq->AbsoluteAddress[2] ); | |
7f457614 | 558 | |
559 | /* | |
560 | CDDA Autopause | |
561 | ||
562 | Silhouette Mirage ($3) | |
563 | Tomb Raider 1 ($7) | |
564 | */ | |
565 | ||
a02ee86f | 566 | // .. + 1 is probably wrong, but deals with corrupted subq + good checksum |
567 | // (how does real thing handle those?) | |
0e2e3f49 | 568 | if( cdr.CurTrack + 1 == btoi( subq->TrackNumber ) ) |
9b470ab7 | 569 | track_changed = 1; |
7f457614 | 570 | } else { |
571 | Create_Fake_Subq(); | |
7f457614 | 572 | CDR_LOG( "CDDA FAKE SUB - %d:%d:%d\n", |
573 | fake_subq_real[0], fake_subq_real[1], fake_subq_real[2] ); | |
7f457614 | 574 | |
9b470ab7 | 575 | track_changed = fake_subq_change; |
7f457614 | 576 | fake_subq_change = 0; |
577 | } | |
578 | ||
9b470ab7 | 579 | if ((cdr.Mode & MODE_AUTOPAUSE) && track_changed) { |
7f457614 | 580 | CDR_LOG( "CDDA STOP\n" ); |
7f457614 | 581 | |
582 | // Magic the Gathering | |
583 | // - looping territory cdda | |
584 | ||
585 | // ...? | |
586 | //cdr.ResultReady = 1; | |
587 | //cdr.Stat = DataReady; | |
588 | cdr.Stat = DataEnd; | |
94c118c3 | 589 | setIrq(); |
7f457614 | 590 | |
591 | StopCdda(); | |
592 | } | |
a02ee86f | 593 | else if (cdr.Mode & MODE_REPORT) { |
7f457614 | 594 | if (subq != NULL) { |
7f457614 | 595 | CDR_LOG( "REPPLAY SUB - %X:%X:%X\n", |
596 | subq->AbsoluteAddress[0], subq->AbsoluteAddress[1], subq->AbsoluteAddress[2] ); | |
8b380e97 | 597 | |
a02ee86f | 598 | // breaks when .sub doesn't have index 0 for some reason (bad rip?) |
599 | //cdr.CurTrack = btoi( subq->TrackNumber ); | |
7f457614 | 600 | |
9b470ab7 | 601 | if (subq->AbsoluteAddress[2] & 0xf) |
602 | return; | |
603 | ||
604 | cdr.Result[0] = cdr.StatP; | |
7f457614 | 605 | // BIOS CD Player: data already BCD format |
606 | cdr.Result[1] = subq->TrackNumber; | |
607 | cdr.Result[2] = subq->IndexNumber; | |
608 | ||
609 | cdr.Result[3] = subq->AbsoluteAddress[0]; | |
610 | cdr.Result[4] = subq->AbsoluteAddress[1]; | |
611 | cdr.Result[5] = subq->AbsoluteAddress[2]; | |
612 | } else { | |
7f457614 | 613 | CDR_LOG( "REPPLAY FAKE - %d:%d:%d\n", |
614 | fake_subq_real[0], fake_subq_real[1], fake_subq_real[2] ); | |
7f457614 | 615 | |
9b470ab7 | 616 | if (fake_subq_real[2] & 0xf) |
617 | return; | |
618 | ||
619 | cdr.Result[0] = cdr.StatP; | |
7f457614 | 620 | // track # / index # |
621 | cdr.Result[1] = itob(cdr.CurTrack); | |
622 | cdr.Result[2] = itob(fake_subq_index); | |
623 | // absolute | |
624 | cdr.Result[3] = itob( fake_subq_real[0] ); | |
625 | cdr.Result[4] = itob( fake_subq_real[1] ); | |
626 | cdr.Result[5] = itob( fake_subq_real[2] ); | |
627 | } | |
628 | ||
629 | // Rayman: Logo freeze (resultready + dataready) | |
630 | cdr.ResultReady = 1; | |
631 | cdr.Stat = DataReady; | |
632 | ||
633 | SetResultSize(8); | |
94c118c3 | 634 | setIrq(); |
7f457614 | 635 | } |
636 | } | |
637 | ||
39df67df | 638 | // also handles seek |
7f457614 | 639 | void cdrPlayInterrupt() |
640 | { | |
39df67df | 641 | if (cdr.Seeked == SEEK_DOING_CMD) { |
e7e33ef2 | 642 | if (cdr.Stat) { |
8b380e97 | 643 | CDR_LOG_I("cdrom: seek stat hack\n"); |
e7e33ef2 | 644 | CDRMISC_INT(0x1000); |
645 | return; | |
646 | } | |
39df67df | 647 | SetResultSize(1); |
648 | cdr.StatP |= STATUS_ROTATING; | |
649 | cdr.StatP &= ~STATUS_SEEK; | |
650 | cdr.Result[0] = cdr.StatP; | |
651 | if (cdr.Irq == 0 || cdr.Irq == 0xff) { | |
652 | cdr.Stat = Complete; | |
94c118c3 | 653 | setIrq(); |
39df67df | 654 | } |
655 | ||
656 | cdr.Seeked = SEEK_PENDING; | |
657 | CDRMISC_INT(cdReadTime * 20); // ??? | |
658 | return; | |
659 | } | |
660 | else if (cdr.Seeked == SEEK_PENDING) { | |
661 | cdr.Seeked = SEEK_DONE; | |
662 | if (!cdr.Play && !cdr.Reading) { | |
663 | memcpy(cdr.SetSectorPlay, cdr.SetSector, 4); | |
664 | Find_CurTrack(); | |
665 | ReadTrack(cdr.SetSector); | |
666 | } | |
667 | } | |
668 | ||
669 | if (!cdr.Play) return; | |
7f457614 | 670 | |
7f457614 | 671 | CDR_LOG( "CDDA - %d:%d:%d\n", |
672 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); | |
8b380e97 | 673 | |
39df67df | 674 | CDRMISC_INT( cdReadTime ); |
7f457614 | 675 | |
676 | if (!cdr.Irq && !cdr.Stat && (cdr.Mode & MODE_CDDA) && (cdr.Mode & (MODE_AUTOPAUSE|MODE_REPORT))) | |
677 | cdrPlayInterrupt_Autopause(); | |
678 | ||
679 | cdr.SetSectorPlay[2]++; | |
680 | if (cdr.SetSectorPlay[2] == 75) { | |
681 | cdr.SetSectorPlay[2] = 0; | |
682 | cdr.SetSectorPlay[1]++; | |
683 | if (cdr.SetSectorPlay[1] == 60) { | |
684 | cdr.SetSectorPlay[1] = 0; | |
685 | cdr.SetSectorPlay[0]++; | |
686 | } | |
687 | } | |
688 | ||
689 | //Check_Shell(0); | |
690 | } | |
691 | ||
ef79bbde P |
692 | void cdrInterrupt() { |
693 | int i; | |
694 | unsigned char Irq = cdr.Irq; | |
7f457614 | 695 | struct SubQ *subq; |
ef79bbde | 696 | |
9f8b032d | 697 | // Reschedule IRQ |
ef79bbde | 698 | if (cdr.Stat) { |
8b380e97 | 699 | CDR_LOG_I("cdrom: stat hack: %02x %x\n", cdr.Irq, cdr.Stat); |
e7e33ef2 | 700 | CDR_INT(0x1000); |
ef79bbde P |
701 | return; |
702 | } | |
703 | ||
704 | cdr.Irq = 0xff; | |
705 | cdr.Ctrl &= ~0x80; | |
706 | ||
707 | switch (Irq) { | |
708 | case CdlSync: | |
709 | SetResultSize(1); | |
9f8b032d | 710 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
711 | cdr.Result[0] = cdr.StatP; |
712 | cdr.Stat = Acknowledge; | |
713 | break; | |
714 | ||
715 | case CdlNop: | |
716 | SetResultSize(1); | |
717 | cdr.Result[0] = cdr.StatP; | |
718 | cdr.Stat = Acknowledge; | |
9f8b032d | 719 | |
720 | if (cdr.LidCheck == 0) cdr.LidCheck = 0x20; | |
ef79bbde P |
721 | break; |
722 | ||
723 | case CdlSetloc: | |
724 | cdr.CmdProcess = 0; | |
725 | SetResultSize(1); | |
9f8b032d | 726 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
727 | cdr.Result[0] = cdr.StatP; |
728 | cdr.Stat = Acknowledge; | |
729 | break; | |
730 | ||
731 | case CdlPlay: | |
9f8b032d | 732 | fake_subq_change = 0; |
733 | ||
39df67df | 734 | if (cdr.Seeked == SEEK_PENDING) { |
735 | // XXX: wrong, should seek instead.. | |
9f8b032d | 736 | memcpy( cdr.SetSectorPlay, cdr.SetSector, 4 ); |
39df67df | 737 | cdr.Seeked = SEEK_DONE; |
9f8b032d | 738 | } |
739 | ||
740 | /* | |
741 | Rayman: detect track changes | |
742 | - fixes logo freeze | |
743 | ||
744 | Twisted Metal 2: skip PREGAP + starting accurate SubQ | |
745 | - plays tracks without retry play | |
746 | ||
747 | Wild 9: skip PREGAP + starting accurate SubQ | |
748 | - plays tracks without retry play | |
749 | */ | |
696c9530 | 750 | /* unneeded with correct cdriso? |
9f8b032d | 751 | Set_Track(); |
696c9530 | 752 | */ |
9f8b032d | 753 | Find_CurTrack(); |
754 | ReadTrack( cdr.SetSectorPlay ); | |
755 | ||
9f8b032d | 756 | // GameShark CD Player: Calls 2x + Play 2x |
757 | if( cdr.FastBackward || cdr.FastForward ) { | |
758 | if( cdr.FastForward ) cdr.FastForward--; | |
759 | if( cdr.FastBackward ) cdr.FastBackward--; | |
760 | ||
761 | if( cdr.FastBackward == 0 && cdr.FastForward == 0 ) { | |
762 | if( cdr.Play && CDR_getStatus(&stat) != -1 ) { | |
763 | cdr.SetSectorPlay[0] = stat.Time[0]; | |
764 | cdr.SetSectorPlay[1] = stat.Time[1]; | |
765 | cdr.SetSectorPlay[2] = stat.Time[2]; | |
766 | } | |
767 | } | |
768 | } | |
769 | ||
770 | ||
771 | if (!Config.Cdda) { | |
772 | // BIOS CD Player | |
773 | // - Pause player, hit Track 01/02/../xx (Setloc issued!!) | |
774 | ||
775 | // GameShark CD Player: Resume play | |
776 | if( cdr.ParamC == 0 ) { | |
9f8b032d | 777 | CDR_LOG( "PLAY Resume @ %d:%d:%d\n", |
778 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); | |
9f8b032d | 779 | |
780 | //CDR_play( cdr.SetSectorPlay ); | |
781 | } | |
782 | else | |
783 | { | |
784 | // BIOS CD Player: Resume play | |
785 | if( cdr.Param[0] == 0 ) { | |
9f8b032d | 786 | CDR_LOG( "PLAY Resume T0 @ %d:%d:%d\n", |
787 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); | |
9f8b032d | 788 | |
789 | //CDR_play( cdr.SetSectorPlay ); | |
790 | } | |
791 | else { | |
9f8b032d | 792 | CDR_LOG( "PLAY Resume Td @ %d:%d:%d\n", |
793 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); | |
9f8b032d | 794 | |
795 | // BIOS CD Player: Allow track replaying | |
796 | StopCdda(); | |
797 | ||
798 | ||
799 | cdr.CurTrack = btoi( cdr.Param[0] ); | |
800 | ||
801 | if (CDR_getTN(cdr.ResultTN) != -1) { | |
802 | // check last track | |
803 | if (cdr.CurTrack > cdr.ResultTN[1]) | |
804 | cdr.CurTrack = cdr.ResultTN[1]; | |
805 | ||
806 | if (CDR_getTD((u8)(cdr.CurTrack), cdr.ResultTD) != -1) { | |
807 | cdr.SetSectorPlay[0] = cdr.ResultTD[2]; | |
808 | cdr.SetSectorPlay[1] = cdr.ResultTD[1]; | |
809 | cdr.SetSectorPlay[2] = cdr.ResultTD[0]; | |
810 | ||
811 | // reset data | |
a02ee86f | 812 | //Set_Track(); |
9f8b032d | 813 | Find_CurTrack(); |
814 | ReadTrack( cdr.SetSectorPlay ); | |
815 | ||
816 | //CDR_play(cdr.SetSectorPlay); | |
817 | } | |
818 | } | |
819 | } | |
820 | } | |
821 | } | |
822 | ||
823 | ||
824 | // Vib Ribbon: gameplay checks flag | |
825 | cdr.StatP &= ~STATUS_SEEK; | |
826 | ||
827 | ||
ef79bbde P |
828 | cdr.CmdProcess = 0; |
829 | SetResultSize(1); | |
9f8b032d | 830 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
831 | cdr.Result[0] = cdr.StatP; |
832 | cdr.Stat = Acknowledge; | |
9f8b032d | 833 | |
834 | cdr.StatP |= STATUS_PLAY; | |
835 | ||
836 | ||
837 | // BIOS player - set flag again | |
838 | cdr.Play = TRUE; | |
839 | ||
39df67df | 840 | CDRMISC_INT( cdReadTime ); |
ef79bbde P |
841 | break; |
842 | ||
9f8b032d | 843 | case CdlForward: |
ef79bbde P |
844 | cdr.CmdProcess = 0; |
845 | SetResultSize(1); | |
9f8b032d | 846 | cdr.StatP |= STATUS_ROTATING; |
847 | cdr.Result[0] = cdr.StatP; | |
848 | cdr.Stat = Complete; | |
849 | ||
850 | ||
851 | // GameShark CD Player: Calls 2x + Play 2x | |
852 | if( cdr.FastForward == 0 ) cdr.FastForward = 2; | |
853 | else cdr.FastForward++; | |
854 | ||
855 | cdr.FastBackward = 0; | |
ef79bbde P |
856 | break; |
857 | ||
9f8b032d | 858 | case CdlBackward: |
ef79bbde P |
859 | cdr.CmdProcess = 0; |
860 | SetResultSize(1); | |
9f8b032d | 861 | cdr.StatP |= STATUS_ROTATING; |
862 | cdr.Result[0] = cdr.StatP; | |
863 | cdr.Stat = Complete; | |
864 | ||
865 | ||
866 | // GameShark CD Player: Calls 2x + Play 2x | |
867 | if( cdr.FastBackward == 0 ) cdr.FastBackward = 2; | |
868 | else cdr.FastBackward++; | |
869 | ||
870 | cdr.FastForward = 0; | |
ef79bbde P |
871 | break; |
872 | ||
9f8b032d | 873 | case CdlStandby: |
ef79bbde P |
874 | cdr.CmdProcess = 0; |
875 | SetResultSize(1); | |
9f8b032d | 876 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
877 | cdr.Result[0] = cdr.StatP; |
878 | cdr.Stat = Complete; | |
879 | break; | |
880 | ||
881 | case CdlStop: | |
882 | cdr.CmdProcess = 0; | |
883 | SetResultSize(1); | |
9f8b032d | 884 | cdr.StatP &= ~STATUS_ROTATING; |
ef79bbde P |
885 | cdr.Result[0] = cdr.StatP; |
886 | cdr.Stat = Complete; | |
887 | // cdr.Stat = Acknowledge; | |
888 | ||
9f8b032d | 889 | if (cdr.LidCheck == 0) cdr.LidCheck = 0x20; |
ef79bbde P |
890 | break; |
891 | ||
892 | case CdlPause: | |
893 | SetResultSize(1); | |
894 | cdr.Result[0] = cdr.StatP; | |
9f8b032d | 895 | cdr.Stat = Acknowledge; |
896 | ||
12228917 | 897 | /* |
898 | Gundam Battle Assault 2: much slower (*) | |
899 | - Fixes boot, gameplay | |
900 | ||
901 | Hokuto no Ken 2: slower | |
902 | - Fixes intro + subtitles | |
903 | ||
904 | InuYasha - Feudal Fairy Tale: slower | |
905 | - Fixes battles | |
906 | */ | |
907 | AddIrqQueue(CdlPause + 0x20, cdReadTime * 3); | |
ef79bbde P |
908 | cdr.Ctrl |= 0x80; |
909 | break; | |
910 | ||
911 | case CdlPause + 0x20: | |
912 | SetResultSize(1); | |
9f8b032d | 913 | cdr.StatP &= ~STATUS_READ; |
914 | cdr.StatP |= STATUS_ROTATING; | |
ef79bbde | 915 | cdr.Result[0] = cdr.StatP; |
9f8b032d | 916 | cdr.Stat = Complete; |
ef79bbde P |
917 | break; |
918 | ||
9f8b032d | 919 | case CdlInit: |
ef79bbde | 920 | SetResultSize(1); |
9f8b032d | 921 | cdr.StatP = STATUS_ROTATING; |
ef79bbde | 922 | cdr.Result[0] = cdr.StatP; |
9f8b032d | 923 | cdr.Stat = Acknowledge; |
ef79bbde | 924 | // if (!cdr.Init) { |
9f8b032d | 925 | AddIrqQueue(CdlInit + 0x20, 0x800); |
ef79bbde P |
926 | // } |
927 | break; | |
928 | ||
929 | case CdlInit + 0x20: | |
930 | SetResultSize(1); | |
931 | cdr.Result[0] = cdr.StatP; | |
9f8b032d | 932 | cdr.Stat = Complete; |
ef79bbde P |
933 | cdr.Init = 1; |
934 | break; | |
935 | ||
9f8b032d | 936 | case CdlMute: |
ef79bbde | 937 | SetResultSize(1); |
9f8b032d | 938 | cdr.StatP |= STATUS_ROTATING; |
939 | cdr.Result[0] = cdr.StatP; | |
940 | cdr.Stat = Acknowledge; | |
ef79bbde P |
941 | break; |
942 | ||
9f8b032d | 943 | case CdlDemute: |
ef79bbde | 944 | SetResultSize(1); |
9f8b032d | 945 | cdr.StatP |= STATUS_ROTATING; |
946 | cdr.Result[0] = cdr.StatP; | |
947 | cdr.Stat = Acknowledge; | |
ef79bbde P |
948 | break; |
949 | ||
9f8b032d | 950 | case CdlSetfilter: |
ef79bbde | 951 | SetResultSize(1); |
9f8b032d | 952 | cdr.StatP |= STATUS_ROTATING; |
953 | cdr.Result[0] = cdr.StatP; | |
954 | cdr.Stat = Acknowledge; | |
955 | break; | |
ef79bbde P |
956 | |
957 | case CdlSetmode: | |
958 | SetResultSize(1); | |
9f8b032d | 959 | cdr.StatP |= STATUS_ROTATING; |
960 | cdr.Result[0] = cdr.StatP; | |
961 | cdr.Stat = Acknowledge; | |
962 | break; | |
ef79bbde | 963 | |
9f8b032d | 964 | case CdlGetmode: |
ef79bbde | 965 | SetResultSize(6); |
9f8b032d | 966 | cdr.StatP |= STATUS_ROTATING; |
967 | cdr.Result[0] = cdr.StatP; | |
968 | cdr.Result[1] = cdr.Mode; | |
969 | cdr.Result[2] = cdr.File; | |
970 | cdr.Result[3] = cdr.Channel; | |
971 | cdr.Result[4] = 0; | |
972 | cdr.Result[5] = 0; | |
973 | cdr.Stat = Acknowledge; | |
974 | break; | |
ef79bbde | 975 | |
9f8b032d | 976 | case CdlGetlocL: |
ef79bbde | 977 | SetResultSize(8); |
9f8b032d | 978 | for (i = 0; i < 8; i++) |
ef79bbde | 979 | cdr.Result[i] = cdr.Transfer[i]; |
9f8b032d | 980 | cdr.Stat = Acknowledge; |
981 | break; | |
ef79bbde P |
982 | |
983 | case CdlGetlocP: | |
9f8b032d | 984 | // GameShark CDX CD Player: uses 17 bytes output (wraps around) |
985 | SetResultSize(17); | |
986 | memset( cdr.Result, 0, 16 ); | |
987 | ||
ef79bbde P |
988 | subq = (struct SubQ *)CDR_getBufferSub(); |
989 | ||
990 | if (subq != NULL) { | |
7851087d | 991 | if( cdr.Play && (cdr.Mode & MODE_CDDA) && !(cdr.Mode & (MODE_AUTOPAUSE|MODE_REPORT)) ) |
992 | // update subq | |
993 | ReadTrack( cdr.SetSectorPlay ); | |
341eb2c9 | 994 | |
ef79bbde P |
995 | cdr.Result[0] = subq->TrackNumber; |
996 | cdr.Result[1] = subq->IndexNumber; | |
997 | memcpy(cdr.Result + 2, subq->TrackRelativeAddress, 3); | |
998 | memcpy(cdr.Result + 5, subq->AbsoluteAddress, 3); | |
999 | ||
9f8b032d | 1000 | |
1001 | // subQ integrity check - data only (skip audio) | |
1002 | if( subq->TrackNumber == 1 && stat.Type == 0x01 ) { | |
ef79bbde P |
1003 | if (calcCrc((u8 *)subq + 12, 10) != (((u16)subq->CRC[0] << 8) | subq->CRC[1])) { |
1004 | memset(cdr.Result + 2, 0, 3 + 3); // CRC wrong, wipe out time data | |
1005 | } | |
9f8b032d | 1006 | } |
ef79bbde | 1007 | } else { |
7f457614 | 1008 | if( cdr.Play == FALSE || !(cdr.Mode & MODE_CDDA) || !(cdr.Mode & (MODE_AUTOPAUSE|MODE_REPORT)) ) |
1009 | Create_Fake_Subq(); | |
ef79bbde | 1010 | |
ef79bbde | 1011 | |
9f8b032d | 1012 | // track # / index # |
1013 | cdr.Result[0] = itob(cdr.CurTrack); | |
1014 | cdr.Result[1] = itob(fake_subq_index); | |
ef79bbde | 1015 | |
9f8b032d | 1016 | // local |
1017 | cdr.Result[2] = itob( fake_subq_local[0] ); | |
1018 | cdr.Result[3] = itob( fake_subq_local[1] ); | |
1019 | cdr.Result[4] = itob( fake_subq_local[2] ); | |
ef79bbde | 1020 | |
9f8b032d | 1021 | // absolute |
1022 | cdr.Result[5] = itob( fake_subq_real[0] ); | |
1023 | cdr.Result[6] = itob( fake_subq_real[1] ); | |
1024 | cdr.Result[7] = itob( fake_subq_real[2] ); | |
ef79bbde P |
1025 | } |
1026 | ||
9f8b032d | 1027 | // redump.org - wipe time |
ae4e7dc9 | 1028 | if( !cdr.Play && CheckSBI(cdr.Result+5) ) { |
9f8b032d | 1029 | memset( cdr.Result+2, 0, 6 ); |
1030 | } | |
9f8b032d | 1031 | |
ef79bbde P |
1032 | cdr.Stat = Acknowledge; |
1033 | break; | |
1034 | ||
9f8b032d | 1035 | case CdlGetTN: |
1036 | // 5-Star Racing: don't stop CDDA | |
1037 | // | |
1038 | // Vib Ribbon: CD swap | |
1039 | StopReading(); | |
1040 | ||
ef79bbde P |
1041 | cdr.CmdProcess = 0; |
1042 | SetResultSize(3); | |
9f8b032d | 1043 | cdr.StatP |= STATUS_ROTATING; |
1044 | cdr.Result[0] = cdr.StatP; | |
1045 | if (CDR_getTN(cdr.ResultTN) == -1) { | |
ef79bbde | 1046 | cdr.Stat = DiskError; |
9f8b032d | 1047 | cdr.Result[0] |= STATUS_ERROR; |
1048 | } else { | |
1049 | cdr.Stat = Acknowledge; | |
1050 | cdr.Result[1] = itob(cdr.ResultTN[0]); | |
1051 | cdr.Result[2] = itob(cdr.ResultTN[1]); | |
1052 | } | |
1053 | break; | |
ef79bbde | 1054 | |
9f8b032d | 1055 | case CdlGetTD: |
ef79bbde P |
1056 | cdr.CmdProcess = 0; |
1057 | cdr.Track = btoi(cdr.Param[0]); | |
1058 | SetResultSize(4); | |
9f8b032d | 1059 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
1060 | if (CDR_getTD(cdr.Track, cdr.ResultTD) == -1) { |
1061 | cdr.Stat = DiskError; | |
9f8b032d | 1062 | cdr.Result[0] |= STATUS_ERROR; |
ef79bbde P |
1063 | } else { |
1064 | cdr.Stat = Acknowledge; | |
1065 | cdr.Result[0] = cdr.StatP; | |
1066 | cdr.Result[1] = itob(cdr.ResultTD[2]); | |
1067 | cdr.Result[2] = itob(cdr.ResultTD[1]); | |
1068 | cdr.Result[3] = itob(cdr.ResultTD[0]); | |
1069 | } | |
1070 | break; | |
1071 | ||
9f8b032d | 1072 | case CdlSeekL: |
39df67df | 1073 | case CdlSeekP: |
ef79bbde | 1074 | SetResultSize(1); |
9f8b032d | 1075 | cdr.StatP |= STATUS_ROTATING; |
1076 | cdr.Result[0] = cdr.StatP; | |
1077 | cdr.StatP |= STATUS_SEEK; | |
1078 | cdr.Stat = Acknowledge; | |
1079 | ||
1080 | /* | |
1081 | Crusaders of Might and Magic = 0.5x-4x | |
1082 | - fix cutscene speech start | |
1083 | ||
1084 | Eggs of Steel = 2x-? | |
1085 | - fix new game | |
1086 | ||
1087 | Medievil = ?-4x | |
1088 | - fix cutscene speech | |
1089 | ||
1090 | Rockman X5 = 0.5-4x | |
1091 | - fix capcom logo | |
1092 | */ | |
39df67df | 1093 | CDRMISC_INT(cdr.Seeked == SEEK_DONE ? 0x800 : cdReadTime * 4); |
1094 | cdr.Seeked = SEEK_DOING_CMD; | |
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 | ||
94c118c3 | 1194 | case CdlReadN: |
1195 | case CdlReadS: | |
ef79bbde P |
1196 | if (!cdr.Reading) return; |
1197 | ||
9f8b032d | 1198 | |
1199 | // Fighting Force 2 - update subq time immediately | |
1200 | // - fixes new game | |
1201 | ReadTrack( cdr.SetSector ); | |
1202 | ||
1203 | ||
1204 | // Crusaders of Might and Magic - update getlocl now | |
1205 | // - fixes cutscene speech | |
1206 | { | |
1207 | u8 *buf = CDR_getBuffer(); | |
a48ae3a7 | 1208 | if (buf != NULL) |
1209 | memcpy(cdr.Transfer, buf, 8); | |
9f8b032d | 1210 | } |
39df67df | 1211 | |
9f8b032d | 1212 | /* |
1213 | Duke Nukem: Land of the Babes - seek then delay read for one frame | |
1214 | - fixes cutscenes | |
914722b2 | 1215 | C-12 - Final Resistance - doesn't like seek |
9f8b032d | 1216 | */ |
1217 | ||
39df67df | 1218 | if (cdr.Seeked != SEEK_DONE) { |
9f8b032d | 1219 | cdr.StatP |= STATUS_SEEK; |
1220 | cdr.StatP &= ~STATUS_READ; | |
1221 | ||
1222 | // Crusaders of Might and Magic - use short time | |
1223 | // - fix cutscene speech (startup) | |
1224 | ||
1225 | // ??? - use more accurate seek time later | |
1226 | CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime * 1); | |
1227 | } else { | |
1228 | cdr.StatP |= STATUS_READ; | |
1229 | cdr.StatP &= ~STATUS_SEEK; | |
1230 | ||
1231 | CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime * 1); | |
1232 | } | |
ef79bbde | 1233 | |
ef79bbde | 1234 | SetResultSize(1); |
9f8b032d | 1235 | cdr.StatP |= STATUS_ROTATING; |
1236 | cdr.Result[0] = cdr.StatP; | |
1237 | cdr.Stat = Acknowledge; | |
ef79bbde P |
1238 | break; |
1239 | ||
ef79bbde P |
1240 | case 0xff: |
1241 | return; | |
1242 | ||
1243 | default: | |
1244 | cdr.Stat = Complete; | |
1245 | break; | |
1246 | } | |
1247 | ||
9f8b032d | 1248 | Check_Shell( Irq ); |
1249 | ||
2daaaae3 | 1250 | cdr.ParamC = 0; |
1251 | ||
94c118c3 | 1252 | setIrq(); |
ef79bbde | 1253 | |
8b380e97 | 1254 | #ifdef CDR_LOG_CMD_IRQ |
1255 | SysPrintf("cdrInterrupt() Log: CDR Interrupt IRQ %d %02x: ", | |
1256 | cdr.Stat != NoIntr && cdr.Reg2 != 0x18, Irq); | |
39df67df | 1257 | for (i = 0; i < cdr.ResultC; i++) |
8b380e97 | 1258 | SysPrintf("%02x ", cdr.Result[i]); |
1259 | SysPrintf("\n"); | |
ef79bbde P |
1260 | #endif |
1261 | } | |
1262 | ||
1263 | void cdrReadInterrupt() { | |
1264 | u8 *buf; | |
1265 | ||
1266 | if (!cdr.Reading) | |
1267 | return; | |
1268 | ||
9f8b032d | 1269 | if (cdr.Irq || cdr.Stat) { |
8b380e97 | 1270 | CDR_LOG_I("cdrom: read stat hack %02x %x\n", cdr.Irq, cdr.Stat); |
e7e33ef2 | 1271 | CDREAD_INT(0x1000); |
ef79bbde P |
1272 | return; |
1273 | } | |
1274 | ||
9f8b032d | 1275 | cdr.OCUP = 1; |
ef79bbde | 1276 | SetResultSize(1); |
9f8b032d | 1277 | cdr.StatP |= STATUS_READ|STATUS_ROTATING; |
1278 | cdr.StatP &= ~STATUS_SEEK; | |
1279 | cdr.Result[0] = cdr.StatP; | |
39df67df | 1280 | cdr.Seeked = SEEK_DONE; |
ef79bbde | 1281 | |
9f8b032d | 1282 | ReadTrack( cdr.SetSector ); |
ef79bbde P |
1283 | |
1284 | buf = CDR_getBuffer(); | |
1285 | if (buf == NULL) | |
1286 | cdr.RErr = -1; | |
1287 | ||
1288 | if (cdr.RErr == -1) { | |
8b380e97 | 1289 | CDR_LOG_I("cdrReadInterrupt() Log: err\n"); |
ef79bbde P |
1290 | memset(cdr.Transfer, 0, DATA_SIZE); |
1291 | cdr.Stat = DiskError; | |
9f8b032d | 1292 | cdr.Result[0] |= STATUS_ERROR; |
ef79bbde P |
1293 | CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime); |
1294 | return; | |
1295 | } | |
1296 | ||
1297 | memcpy(cdr.Transfer, buf, DATA_SIZE); | |
1298 | CheckPPFCache(cdr.Transfer, cdr.Prev[0], cdr.Prev[1], cdr.Prev[2]); | |
1299 | ||
ef79bbde | 1300 | |
8b380e97 | 1301 | CDR_LOG("cdrReadInterrupt() Log: cdr.Transfer %x:%x:%x\n", cdr.Transfer[0], cdr.Transfer[1], cdr.Transfer[2]); |
ef79bbde | 1302 | |
9f8b032d | 1303 | if ((!cdr.Muted) && (cdr.Mode & MODE_STRSND) && (!Config.Xa) && (cdr.FirstSector != -1)) { // CD-XA |
1304 | // Firemen 2: Multi-XA files - briefings, cutscenes | |
1305 | if( cdr.FirstSector == 1 && (cdr.Mode & MODE_SF)==0 ) { | |
1306 | cdr.File = cdr.Transfer[4 + 0]; | |
1307 | cdr.Channel = cdr.Transfer[4 + 1]; | |
1308 | } | |
1309 | ||
ef79bbde | 1310 | if ((cdr.Transfer[4 + 2] & 0x4) && |
9f8b032d | 1311 | (cdr.Transfer[4 + 1] == cdr.Channel) && |
ef79bbde P |
1312 | (cdr.Transfer[4 + 0] == cdr.File)) { |
1313 | int ret = xa_decode_sector(&cdr.Xa, cdr.Transfer+4, cdr.FirstSector); | |
1314 | ||
1315 | if (!ret) { | |
056d6759 | 1316 | // only handle attenuator basic channel switch for now |
1317 | if (cdr.Xa.stereo) { | |
1318 | int i; | |
1319 | if ((cdr.AttenuatorLeft[0] | cdr.AttenuatorLeft[1]) | |
1320 | && !(cdr.AttenuatorRight[0] | cdr.AttenuatorRight[1])) | |
1321 | { | |
1322 | for (i = 0; i < cdr.Xa.nsamples; i++) | |
1323 | cdr.Xa.pcm[i*2 + 1] = cdr.Xa.pcm[i*2]; | |
1324 | } | |
1325 | else if (!(cdr.AttenuatorLeft[0] | cdr.AttenuatorLeft[1]) | |
1326 | && (cdr.AttenuatorRight[0] | cdr.AttenuatorRight[1])) | |
1327 | { | |
1328 | for (i = 0; i < cdr.Xa.nsamples; i++) | |
1329 | cdr.Xa.pcm[i*2] = cdr.Xa.pcm[i*2 + 1]; | |
1330 | } | |
1331 | } | |
1332 | ||
ef79bbde P |
1333 | SPU_playADPCMchannel(&cdr.Xa); |
1334 | cdr.FirstSector = 0; | |
9f8b032d | 1335 | |
2f246254 | 1336 | #if 0 |
9f8b032d | 1337 | // Crash Team Racing: music, speech |
2f246254 | 1338 | // - done using cdda decoded buffer (spu irq) |
1339 | // - don't do here | |
9f8b032d | 1340 | |
1341 | // signal ADPCM data ready | |
94c118c3 | 1342 | setIrq(); |
2f246254 | 1343 | #endif |
ef79bbde P |
1344 | } |
1345 | else cdr.FirstSector = -1; | |
1346 | } | |
1347 | } | |
1348 | ||
1349 | cdr.SetSector[2]++; | |
9f8b032d | 1350 | if (cdr.SetSector[2] == 75) { |
1351 | cdr.SetSector[2] = 0; | |
1352 | cdr.SetSector[1]++; | |
1353 | if (cdr.SetSector[1] == 60) { | |
1354 | cdr.SetSector[1] = 0; | |
1355 | cdr.SetSector[0]++; | |
1356 | } | |
1357 | } | |
1358 | ||
1359 | cdr.Readed = 0; | |
1360 | ||
1361 | // G-Police: Don't autopause ADPCM even if mode set (music) | |
1362 | if ((cdr.Transfer[4 + 2] & 0x80) && (cdr.Mode & MODE_AUTOPAUSE) && | |
1363 | (cdr.Transfer[4 + 2] & 0x4) != 0x4 ) { // EOF | |
8b380e97 | 1364 | |
ef79bbde | 1365 | CDR_LOG("cdrReadInterrupt() Log: Autopausing read\n"); |
8b380e97 | 1366 | |
9f8b032d | 1367 | AddIrqQueue(CdlPause, 0x2000); |
ef79bbde P |
1368 | } |
1369 | else { | |
9f8b032d | 1370 | CDREAD_INT((cdr.Mode & MODE_SPEED) ? (cdReadTime / 2) : cdReadTime); |
1371 | } | |
1372 | ||
1373 | /* | |
1374 | Croc 2: $40 - only FORM1 (*) | |
1375 | Judge Dredd: $C8 - only FORM1 (*) | |
1376 | Sim Theme Park - no adpcm at all (zero) | |
1377 | */ | |
1378 | ||
1379 | if( (cdr.Mode & MODE_STRSND) == 0 || (cdr.Transfer[4+2] & 0x4) != 0x4 ) { | |
1380 | cdr.Stat = DataReady; | |
1381 | } else { | |
1382 | // Breath of Fire 3 - fix inn sleeping | |
1383 | // Rockman X5 - no music restart problem | |
1384 | cdr.Stat = NoIntr; | |
ef79bbde | 1385 | } |
94c118c3 | 1386 | setIrq(); |
9f8b032d | 1387 | |
1388 | Check_Shell(0); | |
ef79bbde P |
1389 | } |
1390 | ||
1391 | /* | |
1392 | cdrRead0: | |
94c118c3 | 1393 | bit 0,1 - mode |
ef79bbde P |
1394 | bit 2 - unknown |
1395 | bit 3 - unknown | |
1396 | bit 4 - unknown | |
1397 | bit 5 - 1 result ready | |
1398 | bit 6 - 1 dma ready | |
1399 | bit 7 - 1 command being processed | |
1400 | */ | |
1401 | ||
1402 | unsigned char cdrRead0(void) { | |
1403 | if (cdr.ResultReady) | |
1404 | cdr.Ctrl |= 0x20; | |
1405 | else | |
1406 | cdr.Ctrl &= ~0x20; | |
1407 | ||
1408 | if (cdr.OCUP) | |
1409 | cdr.Ctrl |= 0x40; | |
1410 | // else | |
1411 | // cdr.Ctrl &= ~0x40; | |
1412 | ||
1413 | // What means the 0x10 and the 0x08 bits? I only saw it used by the bios | |
1414 | cdr.Ctrl |= 0x18; | |
1415 | ||
8b380e97 | 1416 | CDR_LOG_IO("cdr r0: %02x\n", cdr.Ctrl); |
ef79bbde P |
1417 | |
1418 | return psxHu8(0x1800) = cdr.Ctrl; | |
1419 | } | |
1420 | ||
ef79bbde | 1421 | void cdrWrite0(unsigned char rt) { |
8b380e97 | 1422 | CDR_LOG_IO("cdr w0: %02x\n", rt); |
1423 | ||
50b13be9 | 1424 | cdr.Ctrl = (rt & 3) | (cdr.Ctrl & ~3); |
ef79bbde P |
1425 | } |
1426 | ||
1427 | unsigned char cdrRead1(void) { | |
94c118c3 | 1428 | if ((cdr.ResultP & 0xf) < cdr.ResultC) |
9f8b032d | 1429 | psxHu8(0x1801) = cdr.Result[cdr.ResultP & 0xf]; |
94c118c3 | 1430 | else |
ef79bbde | 1431 | psxHu8(0x1801) = 0; |
94c118c3 | 1432 | cdr.ResultP++; |
1433 | if (cdr.ResultP == cdr.ResultC) | |
1434 | cdr.ResultReady = 0; | |
1435 | ||
8b380e97 | 1436 | CDR_LOG_IO("cdr r1: %02x\n", psxHu8(0x1801)); |
1437 | ||
ef79bbde P |
1438 | return psxHu8(0x1801); |
1439 | } | |
1440 | ||
1441 | void cdrWrite1(unsigned char rt) { | |
305c8c93 | 1442 | u8 set_loc[3]; |
ef79bbde P |
1443 | int i; |
1444 | ||
8b380e97 | 1445 | CDR_LOG_IO("cdr w1: %02x\n", rt); |
9f8b032d | 1446 | |
94c118c3 | 1447 | switch (cdr.Ctrl & 3) { |
1448 | case 0: | |
1449 | break; | |
1450 | case 3: | |
1451 | cdr.AttenuatorRight[1] = rt; | |
1452 | return; | |
1453 | default: | |
1454 | return; | |
9f8b032d | 1455 | } |
1456 | ||
9f8b032d | 1457 | cdr.Cmd = rt; |
ef79bbde P |
1458 | cdr.OCUP = 0; |
1459 | ||
8b380e97 | 1460 | #ifdef CDR_LOG_CMD_IRQ |
ef79bbde P |
1461 | SysPrintf("cdrWrite1() Log: CD1 write: %x (%s)", rt, CmdName[rt]); |
1462 | if (cdr.ParamC) { | |
1463 | SysPrintf(" Param[%d] = {", cdr.ParamC); | |
1464 | for (i = 0; i < cdr.ParamC; i++) | |
1465 | SysPrintf(" %x,", cdr.Param[i]); | |
1466 | SysPrintf("}\n"); | |
1467 | } else { | |
1468 | SysPrintf("\n"); | |
1469 | } | |
1470 | #endif | |
1471 | ||
2daaaae3 | 1472 | cdr.ResultReady = 0; |
94c118c3 | 1473 | cdr.Ctrl |= 0x80; |
1474 | // cdr.Stat = NoIntr; | |
1475 | AddIrqQueue(cdr.Cmd, 0x800); | |
2daaaae3 | 1476 | |
9f8b032d | 1477 | switch (cdr.Cmd) { |
94c118c3 | 1478 | case CdlSync: |
1479 | case CdlNop: | |
1480 | case CdlForward: | |
1481 | case CdlBackward: | |
1482 | case CdlReadT: | |
1483 | case CdlTest: | |
1484 | case CdlID: | |
1485 | case CdlReadToc: | |
1486 | case CdlGetmode: | |
1487 | case CdlGetlocL: | |
1488 | case CdlGetlocP: | |
1489 | case CdlGetTD: | |
1490 | break; | |
ef79bbde | 1491 | |
94c118c3 | 1492 | case CdlSetloc: |
9f8b032d | 1493 | StopReading(); |
9f8b032d | 1494 | for (i = 0; i < 3; i++) |
914722b2 | 1495 | set_loc[i] = btoi(cdr.Param[i]); |
39df67df | 1496 | |
914722b2 | 1497 | i = abs(msf2sec(cdr.SetSector) - msf2sec(set_loc)); |
1498 | if (i > 16) | |
94c118c3 | 1499 | cdr.Seeked = SEEK_PENDING; |
39df67df | 1500 | |
914722b2 | 1501 | memcpy(cdr.SetSector, set_loc, 3); |
94c118c3 | 1502 | cdr.SetSector[3] = 0; |
1503 | break; | |
ef79bbde | 1504 | |
94c118c3 | 1505 | case CdlPlay: |
9f8b032d | 1506 | // Vib Ribbon: try same track again |
1507 | StopCdda(); | |
1508 | ||
1509 | if (!cdr.SetSector[0] & !cdr.SetSector[1] & !cdr.SetSector[2]) { | |
1510 | if (CDR_getTN(cdr.ResultTN) != -1) { | |
1511 | if (cdr.CurTrack > cdr.ResultTN[1]) | |
1512 | cdr.CurTrack = cdr.ResultTN[1]; | |
1513 | if (CDR_getTD((unsigned char)(cdr.CurTrack), cdr.ResultTD) != -1) { | |
1514 | int tmp = cdr.ResultTD[2]; | |
1515 | cdr.ResultTD[2] = cdr.ResultTD[0]; | |
1516 | cdr.ResultTD[0] = tmp; | |
1517 | if (!Config.Cdda) CDR_play(cdr.ResultTD); | |
1518 | } | |
ef79bbde | 1519 | } |
9f8b032d | 1520 | } else if (!Config.Cdda) { |
1521 | CDR_play(cdr.SetSector); | |
1522 | } | |
1523 | ||
1524 | // Vib Ribbon - decoded buffer IRQ for CDDA reading | |
1525 | // - fixes ribbon timing + music CD mode | |
1526 | //TODO? | |
1527 | //CDRDBUF_INT( PSXCLK / 44100 * 0x100 ); | |
1528 | ||
9f8b032d | 1529 | cdr.Play = TRUE; |
1530 | ||
1531 | cdr.StatP |= STATUS_SEEK; | |
1532 | cdr.StatP &= ~STATUS_ROTATING; | |
94c118c3 | 1533 | break; |
9f8b032d | 1534 | |
94c118c3 | 1535 | case CdlReadN: |
9f8b032d | 1536 | StopReading(); |
94c118c3 | 1537 | cdr.Reading = 1; |
1538 | cdr.FirstSector = 1; | |
1539 | cdr.Readed = 0xff; | |
9f8b032d | 1540 | break; |
ef79bbde | 1541 | |
94c118c3 | 1542 | case CdlStandby: |
9f8b032d | 1543 | StopCdda(); |
1544 | StopReading(); | |
94c118c3 | 1545 | break; |
ef79bbde | 1546 | |
94c118c3 | 1547 | case CdlStop: |
9f8b032d | 1548 | // GameShark CD Player: Reset CDDA to track start |
1549 | if( cdr.Play && CDR_getStatus(&stat) != -1 ) { | |
1550 | cdr.SetSectorPlay[0] = stat.Time[0]; | |
1551 | cdr.SetSectorPlay[1] = stat.Time[1]; | |
1552 | cdr.SetSectorPlay[2] = stat.Time[2]; | |
1553 | ||
1554 | Find_CurTrack(); | |
1555 | ||
9f8b032d | 1556 | // grab time for current track |
1557 | CDR_getTD((u8)(cdr.CurTrack), cdr.ResultTD); | |
1558 | ||
1559 | cdr.SetSectorPlay[0] = cdr.ResultTD[2]; | |
1560 | cdr.SetSectorPlay[1] = cdr.ResultTD[1]; | |
1561 | cdr.SetSectorPlay[2] = cdr.ResultTD[0]; | |
1562 | } | |
1563 | ||
1564 | StopCdda(); | |
1565 | StopReading(); | |
94c118c3 | 1566 | break; |
9f8b032d | 1567 | |
94c118c3 | 1568 | case CdlPause: |
9f8b032d | 1569 | /* |
1570 | GameShark CD Player: save time for resume | |
1571 | ||
aa1f7284 | 1572 | Twisted Metal - World Tour: don't mix Setloc / CdlPlay cursors |
1573 | */ | |
ef79bbde | 1574 | |
9f8b032d | 1575 | StopCdda(); |
1576 | StopReading(); | |
9f8b032d | 1577 | break; |
1578 | ||
1579 | case CdlReset: | |
94c118c3 | 1580 | case CdlInit: |
39df67df | 1581 | cdr.Seeked = SEEK_DONE; |
9f8b032d | 1582 | StopCdda(); |
1583 | StopReading(); | |
94c118c3 | 1584 | break; |
9f8b032d | 1585 | |
94c118c3 | 1586 | case CdlMute: |
1587 | cdr.Muted = TRUE; | |
9f8b032d | 1588 | // Duke Nukem - Time to Kill |
1589 | // - do not directly set cd-xa volume | |
1590 | //SPU_writeRegister( H_CDLeft, 0x0000 ); | |
1591 | //SPU_writeRegister( H_CDRight, 0x0000 ); | |
94c118c3 | 1592 | break; |
ef79bbde | 1593 | |
94c118c3 | 1594 | case CdlDemute: |
1595 | cdr.Muted = FALSE; | |
9f8b032d | 1596 | |
1597 | // Duke Nukem - Time to Kill | |
1598 | // - do not directly set cd-xa volume | |
1599 | //SPU_writeRegister( H_CDLeft, 0x7f00 ); | |
1600 | //SPU_writeRegister( H_CDRight, 0x7f00 ); | |
94c118c3 | 1601 | break; |
ef79bbde P |
1602 | |
1603 | case CdlSetfilter: | |
1604 | cdr.File = cdr.Param[0]; | |
1605 | cdr.Channel = cdr.Param[1]; | |
ef79bbde P |
1606 | break; |
1607 | ||
1608 | case CdlSetmode: | |
9f8b032d | 1609 | CDR_LOG("cdrWrite1() Log: Setmode %x\n", cdr.Param[0]); |
8b380e97 | 1610 | |
ef79bbde | 1611 | cdr.Mode = cdr.Param[0]; |
9f8b032d | 1612 | |
1613 | // Squaresoft on PlayStation 1998 Collector's CD Vol. 1 | |
1614 | // - fixes choppy movie sound | |
1615 | if( cdr.Play && (cdr.Mode & MODE_CDDA) == 0 ) | |
1616 | StopCdda(); | |
ef79bbde P |
1617 | break; |
1618 | ||
ef79bbde | 1619 | case CdlGetTN: |
9f8b032d | 1620 | //AddIrqQueue(cdr.Cmd, 0x800); |
1621 | ||
1622 | // GameShark CDX CD Player: very long time | |
1623 | AddIrqQueue(cdr.Cmd, 0x100000); | |
1624 | break; | |
ef79bbde | 1625 | |
ef79bbde | 1626 | case CdlSeekL: |
ef79bbde | 1627 | case CdlSeekP: |
9f8b032d | 1628 | // Tomb Raider 2 - reset cdda |
1629 | StopCdda(); | |
1630 | StopReading(); | |
9f8b032d | 1631 | break; |
1632 | ||
ef79bbde | 1633 | case CdlReadS: |
9f8b032d | 1634 | StopReading(); |
94c118c3 | 1635 | cdr.Reading = 2; |
1636 | cdr.FirstSector = 1; | |
1637 | cdr.Readed = 0xff; | |
9f8b032d | 1638 | break; |
ef79bbde | 1639 | |
94c118c3 | 1640 | default: |
2daaaae3 | 1641 | cdr.ParamC = 0; |
8b380e97 | 1642 | CDR_LOG_I("cdrWrite1() Log: Unknown command: %x\n", cdr.Cmd); |
9f8b032d | 1643 | return; |
1644 | } | |
ef79bbde P |
1645 | } |
1646 | ||
1647 | unsigned char cdrRead2(void) { | |
1648 | unsigned char ret; | |
1649 | ||
1650 | if (cdr.Readed == 0) { | |
1651 | ret = 0; | |
1652 | } else { | |
8e1040b6 | 1653 | ret = *pTransfer++; |
ef79bbde P |
1654 | } |
1655 | ||
8b380e97 | 1656 | CDR_LOG_IO("cdr r2: %02x\n", ret); |
ef79bbde P |
1657 | return ret; |
1658 | } | |
1659 | ||
1660 | void cdrWrite2(unsigned char rt) { | |
8b380e97 | 1661 | CDR_LOG_IO("cdr w2: %02x\n", rt); |
9f8b032d | 1662 | |
94c118c3 | 1663 | switch (cdr.Ctrl & 3) { |
1664 | case 0: | |
1665 | if (cdr.ParamC < 8) // FIXME: size and wrapping | |
1666 | cdr.Param[cdr.ParamC++] = rt; | |
1667 | return; | |
1668 | case 1: | |
1669 | cdr.Reg2 = rt; | |
1670 | setIrq(); | |
1671 | return; | |
1672 | case 2: | |
056d6759 | 1673 | cdr.AttenuatorLeft[0] = rt; |
94c118c3 | 1674 | return; |
1675 | case 3: | |
1676 | cdr.AttenuatorRight[0] = rt; | |
1677 | return; | |
ef79bbde P |
1678 | } |
1679 | } | |
1680 | ||
1681 | unsigned char cdrRead3(void) { | |
94c118c3 | 1682 | if (cdr.Ctrl & 0x1) |
1683 | psxHu8(0x1803) = cdr.Stat | 0xE0; | |
1684 | else | |
1685 | psxHu8(0x1803) = cdr.Reg2 | 0xE0; | |
8b380e97 | 1686 | |
1687 | CDR_LOG_IO("cdr r3: %02x\n", psxHu8(0x1803)); | |
ef79bbde P |
1688 | return psxHu8(0x1803); |
1689 | } | |
1690 | ||
1691 | void cdrWrite3(unsigned char rt) { | |
8b380e97 | 1692 | CDR_LOG_IO("cdr w3: %02x\n", rt); |
056d6759 | 1693 | |
94c118c3 | 1694 | switch (cdr.Ctrl & 3) { |
1695 | case 0: | |
1696 | goto transfer; | |
1697 | case 1: | |
1698 | break; // irq | |
1699 | case 2: | |
9f8b032d | 1700 | cdr.AttenuatorLeft[1] = rt; |
94c118c3 | 1701 | return; |
1702 | case 3: | |
1703 | if (rt == 0x20) | |
9f8b032d | 1704 | CDR_LOG( "CD-XA Volume: %X %X | %X %X\n", |
1705 | cdr.AttenuatorLeft[0], cdr.AttenuatorLeft[1], | |
1706 | cdr.AttenuatorRight[0], cdr.AttenuatorRight[1] ); | |
94c118c3 | 1707 | return; |
9f8b032d | 1708 | } |
056d6759 | 1709 | |
94c118c3 | 1710 | cdr.Stat &= ~rt; |
9f8b032d | 1711 | |
94c118c3 | 1712 | if (rt & 0x40) |
1713 | cdr.ParamC = 0; | |
ef79bbde | 1714 | |
94c118c3 | 1715 | if (rt == 0x07) { |
ef79bbde P |
1716 | if (cdr.Irq == 0xff) { |
1717 | cdr.Irq = 0; | |
1718 | return; | |
1719 | } | |
9f8b032d | 1720 | |
aa40e1b8 | 1721 | // XA streaming - incorrect timing because of this reschedule |
1722 | // - Final Fantasy Tactics | |
1723 | // - various other games | |
1724 | ||
9f8b032d | 1725 | if (cdr.Reading && !cdr.ResultReady) { |
4955e9d0 | 1726 | int left = psxRegs.intCycle[PSXINT_CDREAD].sCycle + psxRegs.intCycle[PSXINT_CDREAD].cycle - psxRegs.cycle; |
1727 | int time = (cdr.Mode & MODE_SPEED) ? (cdReadTime / 2) : cdReadTime; | |
4feed8d3 | 1728 | if (Config.CdrReschedule != 2) |
1729 | if (left < time / 2 || Config.CdrReschedule) { // rearmed guesswork hack | |
8b380e97 | 1730 | CDR_LOG_I("-- resched %d -> %d\n", left, time); |
4feed8d3 | 1731 | CDREAD_INT(time); |
4955e9d0 | 1732 | } |
9f8b032d | 1733 | } |
ef79bbde | 1734 | } |
94c118c3 | 1735 | return; |
9f8b032d | 1736 | |
94c118c3 | 1737 | transfer: |
1738 | if ((rt & 0x80) && cdr.Readed == 0) { | |
ef79bbde | 1739 | cdr.Readed = 1; |
8e1040b6 | 1740 | pTransfer = cdr.Transfer; |
ef79bbde P |
1741 | |
1742 | switch (cdr.Mode & 0x30) { | |
9f8b032d | 1743 | case MODE_SIZE_2328: |
ef79bbde | 1744 | case 0x00: |
8e1040b6 | 1745 | pTransfer += 12; |
ef79bbde | 1746 | break; |
9f8b032d | 1747 | |
1748 | case MODE_SIZE_2340: | |
8e1040b6 | 1749 | pTransfer += 0; |
9f8b032d | 1750 | break; |
1751 | ||
ef79bbde P |
1752 | default: |
1753 | break; | |
1754 | } | |
1755 | } | |
1756 | } | |
1757 | ||
1758 | void psxDma3(u32 madr, u32 bcr, u32 chcr) { | |
1759 | u32 cdsize; | |
c7071c43 | 1760 | int size; |
ef79bbde P |
1761 | u8 *ptr; |
1762 | ||
ef79bbde | 1763 | CDR_LOG("psxDma3() Log: *** DMA 3 *** %x addr = %x size = %x\n", chcr, madr, bcr); |
ef79bbde P |
1764 | |
1765 | switch (chcr) { | |
1766 | case 0x11000000: | |
1767 | case 0x11400100: | |
1768 | if (cdr.Readed == 0) { | |
ef79bbde | 1769 | CDR_LOG("psxDma3() Log: *** DMA 3 *** NOT READY\n"); |
ef79bbde P |
1770 | break; |
1771 | } | |
1772 | ||
1773 | cdsize = (bcr & 0xffff) * 4; | |
1774 | ||
9f8b032d | 1775 | // Ape Escape: bcr = 0001 / 0000 |
1776 | // - fix boot | |
1777 | if( cdsize == 0 ) | |
1778 | { | |
1779 | switch (cdr.Mode & 0x30) { | |
1780 | case 0x00: cdsize = 2048; break; | |
1781 | case MODE_SIZE_2328: cdsize = 2328; break; | |
1782 | case MODE_SIZE_2340: cdsize = 2340; break; | |
1783 | } | |
1784 | } | |
1785 | ||
1786 | ||
ef79bbde P |
1787 | ptr = (u8 *)PSXM(madr); |
1788 | if (ptr == NULL) { | |
ef79bbde | 1789 | CDR_LOG("psxDma3() Log: *** DMA 3 *** NULL Pointer!\n"); |
ef79bbde P |
1790 | break; |
1791 | } | |
9f8b032d | 1792 | |
1793 | /* | |
1794 | GS CDX: Enhancement CD crash | |
1795 | - Setloc 0:0:0 | |
1796 | - CdlPlay | |
1797 | - Spams DMA3 and gets buffer overrun | |
1798 | */ | |
8e1040b6 | 1799 | size = CD_FRAMESIZE_RAW - (pTransfer - cdr.Transfer); |
c7071c43 | 1800 | if (size > cdsize) |
1801 | size = cdsize; | |
1802 | if (size > 0) | |
9f8b032d | 1803 | { |
8e1040b6 | 1804 | memcpy(ptr, pTransfer, size); |
9f8b032d | 1805 | } |
1806 | ||
ef79bbde | 1807 | psxCpu->Clear(madr, cdsize / 4); |
8e1040b6 | 1808 | pTransfer += cdsize; |
9f8b032d | 1809 | |
1810 | ||
1811 | // burst vs normal | |
1812 | if( chcr == 0x11400100 ) { | |
1813 | CDRDMA_INT( (cdsize/4) / 4 ); | |
1814 | } | |
1815 | else if( chcr == 0x11000000 ) { | |
1816 | CDRDMA_INT( (cdsize/4) * 1 ); | |
1817 | } | |
1818 | return; | |
1819 | ||
ef79bbde | 1820 | default: |
ef79bbde | 1821 | CDR_LOG("psxDma3() Log: Unknown cddma %x\n", chcr); |
ef79bbde P |
1822 | break; |
1823 | } | |
1824 | ||
1825 | HW_DMA3_CHCR &= SWAP32(~0x01000000); | |
1826 | DMA_INTERRUPT(3); | |
1827 | } | |
1828 | ||
9f8b032d | 1829 | void cdrDmaInterrupt() |
1830 | { | |
ad418c19 | 1831 | if (HW_DMA3_CHCR & SWAP32(0x01000000)) |
1832 | { | |
1833 | HW_DMA3_CHCR &= SWAP32(~0x01000000); | |
1834 | DMA_INTERRUPT(3); | |
1835 | } | |
9f8b032d | 1836 | } |
1837 | ||
ef79bbde P |
1838 | void cdrReset() { |
1839 | memset(&cdr, 0, sizeof(cdr)); | |
1840 | cdr.CurTrack = 1; | |
1841 | cdr.File = 1; | |
1842 | cdr.Channel = 1; | |
8e1040b6 | 1843 | pTransfer = cdr.Transfer; |
056d6759 | 1844 | |
1845 | // BIOS player - default values | |
1846 | cdr.AttenuatorLeft[0] = 0x80; | |
1847 | cdr.AttenuatorLeft[1] = 0x00; | |
94c118c3 | 1848 | cdr.AttenuatorRight[0] = 0x00; |
1849 | cdr.AttenuatorRight[1] = 0x80; | |
ef79bbde P |
1850 | } |
1851 | ||
496d88d4 | 1852 | int cdrFreeze(void *f, int Mode) { |
8e1040b6 | 1853 | u32 tmp; |
ef79bbde | 1854 | |
9f8b032d | 1855 | if( Mode == 0 ) { |
1856 | StopCdda(); | |
1857 | } | |
1858 | ||
1859 | gzfreeze(&cdr, sizeof(cdr)); | |
1860 | ||
94c118c3 | 1861 | if (Mode == 1) { |
1862 | cdr.ParamP = cdr.ParamC; | |
8e1040b6 | 1863 | tmp = pTransfer - cdr.Transfer; |
94c118c3 | 1864 | } |
ef79bbde P |
1865 | |
1866 | gzfreeze(&tmp, sizeof(tmp)); | |
1867 | ||
42f3c512 | 1868 | if (Mode == 0) { |
8e1040b6 | 1869 | pTransfer = cdr.Transfer + tmp; |
ef79bbde | 1870 | |
42f3c512 | 1871 | if (cdr.Play && !Config.Cdda) |
1872 | CDR_play(cdr.SetSectorPlay); | |
1873 | } | |
1874 | ||
ef79bbde P |
1875 | return 0; |
1876 | } | |
9f8b032d | 1877 | |
1878 | void LidInterrupt() { | |
1879 | cdr.LidCheck = 0x20; // start checker | |
1880 | ||
1881 | CDRLID_INT( cdReadTime * 3 ); | |
1882 | ||
1883 | // generate interrupt if none active - open or close | |
1884 | if (cdr.Irq == 0 || cdr.Irq == 0xff) { | |
1885 | cdr.Ctrl |= 0x80; | |
1886 | cdr.Stat = NoIntr; | |
1887 | AddIrqQueue(CdlNop, 0x800); | |
1888 | } | |
1889 | } |