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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 | char *CmdName[0x100]= { |
82 | "CdlSync", "CdlNop", "CdlSetloc", "CdlPlay", | |
83 | "CdlForward", "CdlBackward", "CdlReadN", "CdlStandby", | |
84 | "CdlStop", "CdlPause", "CdlInit", "CdlMute", | |
85 | "CdlDemute", "CdlSetfilter", "CdlSetmode", "CdlGetmode", | |
86 | "CdlGetlocL", "CdlGetlocP", "CdlReadT", "CdlGetTN", | |
87 | "CdlGetTD", "CdlSeekL", "CdlSeekP", "CdlSetclock", | |
88 | "CdlGetclock", "CdlTest", "CdlID", "CdlReadS", | |
89 | "CdlReset", NULL, "CDlReadToc", NULL | |
90 | }; | |
91 | ||
92 | unsigned char Test04[] = { 0 }; | |
93 | unsigned char Test05[] = { 0 }; | |
94 | unsigned char Test20[] = { 0x98, 0x06, 0x10, 0xC3 }; | |
95 | unsigned char Test22[] = { 0x66, 0x6F, 0x72, 0x20, 0x45, 0x75, 0x72, 0x6F }; | |
96 | unsigned char Test23[] = { 0x43, 0x58, 0x44, 0x32, 0x39 ,0x34, 0x30, 0x51 }; | |
97 | ||
9f8b032d | 98 | // cdr.Stat: |
99 | #define NoIntr 0 | |
100 | #define DataReady 1 | |
101 | #define Complete 2 | |
102 | #define Acknowledge 3 | |
103 | #define DataEnd 4 | |
104 | #define DiskError 5 | |
105 | ||
106 | /* Modes flags */ | |
107 | #define MODE_SPEED (1<<7) // 0x80 | |
108 | #define MODE_STRSND (1<<6) // 0x40 ADPCM on/off | |
109 | #define MODE_SIZE_2340 (1<<5) // 0x20 | |
110 | #define MODE_SIZE_2328 (1<<4) // 0x10 | |
111 | #define MODE_SF (1<<3) // 0x08 channel on/off | |
112 | #define MODE_REPORT (1<<2) // 0x04 | |
113 | #define MODE_AUTOPAUSE (1<<1) // 0x02 | |
114 | #define MODE_CDDA (1<<0) // 0x01 | |
115 | ||
116 | /* Status flags */ | |
117 | #define STATUS_PLAY (1<<7) // 0x80 | |
118 | #define STATUS_SEEK (1<<6) // 0x40 | |
119 | #define STATUS_READ (1<<5) // 0x20 | |
120 | #define STATUS_SHELLOPEN (1<<4) // 0x10 | |
121 | #define STATUS_UNKNOWN3 (1<<3) // 0x08 | |
122 | #define STATUS_UNKNOWN2 (1<<2) // 0x04 | |
123 | #define STATUS_ROTATING (1<<1) // 0x02 | |
124 | #define STATUS_ERROR (1<<0) // 0x01 | |
125 | ||
126 | ||
127 | ||
ef79bbde P |
128 | // 1x = 75 sectors per second |
129 | // PSXCLK = 1 sec in the ps | |
130 | // so (PSXCLK / 75) = cdr read time (linuzappz) | |
131 | #define cdReadTime (PSXCLK / 75) | |
132 | ||
39df67df | 133 | // for cdr.Seeked |
134 | enum seeked_state { | |
135 | SEEK_PENDING = 0, | |
136 | SEEK_DONE = 1, | |
137 | SEEK_DOING_CMD = 2, | |
138 | }; | |
139 | ||
ef79bbde | 140 | static struct CdrStat stat; |
ef79bbde | 141 | |
305c8c93 | 142 | static unsigned int msf2sec(u8 *msf) { |
9f8b032d | 143 | return ((msf[0] * 60 + msf[1]) * 75) + msf[2]; |
144 | } | |
145 | ||
305c8c93 | 146 | static void sec2msf(unsigned int s, u8 *msf) { |
9f8b032d | 147 | msf[0] = s / 75 / 60; |
148 | s = s - msf[0] * 75 * 60; | |
149 | msf[1] = s / 75; | |
150 | s = s - msf[1] * 75; | |
151 | msf[2] = s; | |
152 | } | |
153 | ||
39df67df | 154 | // cdrInterrupt |
ef79bbde | 155 | #define CDR_INT(eCycle) { \ |
d28b54b1 | 156 | psxRegs.interrupt |= (1 << PSXINT_CDR); \ |
157 | psxRegs.intCycle[PSXINT_CDR].cycle = eCycle; \ | |
158 | psxRegs.intCycle[PSXINT_CDR].sCycle = psxRegs.cycle; \ | |
159 | new_dyna_set_event(PSXINT_CDR, eCycle); \ | |
ae602c19 | 160 | } |
ef79bbde | 161 | |
39df67df | 162 | // cdrReadInterrupt |
ef79bbde | 163 | #define CDREAD_INT(eCycle) { \ |
d28b54b1 | 164 | psxRegs.interrupt |= (1 << PSXINT_CDREAD); \ |
165 | psxRegs.intCycle[PSXINT_CDREAD].cycle = eCycle; \ | |
166 | psxRegs.intCycle[PSXINT_CDREAD].sCycle = psxRegs.cycle; \ | |
167 | new_dyna_set_event(PSXINT_CDREAD, eCycle); \ | |
ae602c19 | 168 | } |
ef79bbde | 169 | |
39df67df | 170 | // cdrLidSeekInterrupt |
9f8b032d | 171 | #define CDRLID_INT(eCycle) { \ |
172 | psxRegs.interrupt |= (1 << PSXINT_CDRLID); \ | |
173 | psxRegs.intCycle[PSXINT_CDRLID].cycle = eCycle; \ | |
174 | psxRegs.intCycle[PSXINT_CDRLID].sCycle = psxRegs.cycle; \ | |
175 | new_dyna_set_event(PSXINT_CDRLID, eCycle); \ | |
176 | } | |
177 | ||
39df67df | 178 | // cdrPlayInterrupt |
179 | #define CDRMISC_INT(eCycle) { \ | |
7f457614 | 180 | psxRegs.interrupt |= (1 << PSXINT_CDRPLAY); \ |
181 | psxRegs.intCycle[PSXINT_CDRPLAY].cycle = eCycle; \ | |
182 | psxRegs.intCycle[PSXINT_CDRPLAY].sCycle = psxRegs.cycle; \ | |
183 | new_dyna_set_event(PSXINT_CDRPLAY, eCycle); \ | |
184 | } | |
185 | ||
ef79bbde P |
186 | #define StopReading() { \ |
187 | if (cdr.Reading) { \ | |
188 | cdr.Reading = 0; \ | |
d28b54b1 | 189 | psxRegs.interrupt &= ~(1 << PSXINT_CDREAD); \ |
ef79bbde | 190 | } \ |
9f8b032d | 191 | cdr.StatP &= ~STATUS_READ;\ |
ef79bbde P |
192 | } |
193 | ||
194 | #define StopCdda() { \ | |
195 | if (cdr.Play) { \ | |
196 | if (!Config.Cdda) CDR_stop(); \ | |
9f8b032d | 197 | cdr.StatP &= ~STATUS_PLAY; \ |
ef79bbde | 198 | cdr.Play = FALSE; \ |
9f8b032d | 199 | cdr.FastForward = 0; \ |
200 | cdr.FastBackward = 0; \ | |
201 | /*SPU_registerCallback( SPUirq );*/ \ | |
ef79bbde P |
202 | } \ |
203 | } | |
204 | ||
205 | #define SetResultSize(size) { \ | |
94c118c3 | 206 | cdr.ResultP = 0; \ |
ef79bbde P |
207 | cdr.ResultC = size; \ |
208 | cdr.ResultReady = 1; \ | |
209 | } | |
210 | ||
94c118c3 | 211 | static void setIrq(void) |
212 | { | |
213 | if (cdr.Stat & cdr.Reg2) | |
214 | psxHu32ref(0x1070) |= SWAP32((u32)0x4); | |
215 | } | |
9f8b032d | 216 | |
217 | void cdrLidSeekInterrupt() | |
218 | { | |
219 | // turn back on checking | |
220 | if( cdr.LidCheck == 0x10 ) | |
221 | { | |
222 | cdr.LidCheck = 0; | |
223 | } | |
224 | ||
225 | // official lid close | |
226 | else if( cdr.LidCheck == 0x30 ) | |
227 | { | |
228 | // GS CDX 3.3: $13 | |
229 | cdr.StatP |= STATUS_ROTATING; | |
230 | ||
231 | ||
232 | // GS CDX 3.3 - ~50 getlocp tries | |
233 | CDRLID_INT( cdReadTime * 3 ); | |
234 | cdr.LidCheck = 0x40; | |
235 | } | |
236 | ||
237 | // turn off ready | |
238 | else if( cdr.LidCheck == 0x40 ) | |
239 | { | |
240 | // GS CDX 3.3: $01 | |
241 | cdr.StatP &= ~STATUS_SHELLOPEN; | |
242 | cdr.StatP &= ~STATUS_ROTATING; | |
243 | ||
244 | ||
245 | // GS CDX 3.3 - ~50 getlocp tries | |
246 | CDRLID_INT( cdReadTime * 3 ); | |
247 | cdr.LidCheck = 0x50; | |
248 | } | |
249 | ||
250 | // now seek | |
251 | else if( cdr.LidCheck == 0x50 ) | |
252 | { | |
253 | // GameShark Lite: Start seeking ($42) | |
254 | cdr.StatP |= STATUS_SEEK; | |
255 | cdr.StatP |= STATUS_ROTATING; | |
256 | cdr.StatP &= ~STATUS_ERROR; | |
257 | ||
258 | ||
259 | CDRLID_INT( cdReadTime * 3 ); | |
260 | cdr.LidCheck = 0x60; | |
261 | } | |
262 | ||
263 | // done = cd ready | |
264 | else if( cdr.LidCheck == 0x60 ) | |
265 | { | |
266 | // GameShark Lite: Seek detection done ($02) | |
267 | cdr.StatP &= ~STATUS_SEEK; | |
268 | ||
269 | cdr.LidCheck = 0; | |
270 | } | |
271 | } | |
272 | ||
9f8b032d | 273 | static void Check_Shell( int Irq ) |
274 | { | |
275 | // check case open/close | |
276 | if (cdr.LidCheck > 0) | |
277 | { | |
9f8b032d | 278 | CDR_LOG( "LidCheck\n" ); |
9f8b032d | 279 | |
280 | // $20 = check lid state | |
281 | if( cdr.LidCheck == 0x20 ) | |
282 | { | |
283 | u32 i; | |
284 | ||
285 | i = stat.Status; | |
286 | if (CDR_getStatus(&stat) != -1) | |
287 | { | |
aa1f7284 | 288 | // BIOS hangs + BIOS error messages |
289 | //if (stat.Type == 0xff) | |
290 | //cdr.Stat = DiskError; | |
9f8b032d | 291 | |
292 | // case now open | |
aa1f7284 | 293 | if (stat.Status & STATUS_SHELLOPEN) |
9f8b032d | 294 | { |
295 | // Vib Ribbon: pre-CD swap | |
296 | StopCdda(); | |
297 | ||
298 | ||
299 | // GameShark Lite: Death if DiskError happens | |
300 | // | |
301 | // Vib Ribbon: Needs DiskError for CD swap | |
302 | ||
303 | if (Irq != CdlNop) | |
304 | { | |
305 | cdr.Stat = DiskError; | |
306 | ||
307 | cdr.StatP |= STATUS_ERROR; | |
308 | cdr.Result[0] |= STATUS_ERROR; | |
309 | } | |
310 | ||
311 | // GameShark Lite: Wants -exactly- $10 | |
312 | cdr.StatP |= STATUS_SHELLOPEN; | |
313 | cdr.StatP &= ~STATUS_ROTATING; | |
314 | ||
315 | ||
316 | CDRLID_INT( cdReadTime * 3 ); | |
317 | cdr.LidCheck = 0x10; | |
318 | ||
319 | ||
320 | // GS CDX 3.3 = $11 | |
321 | } | |
322 | ||
323 | // case just closed | |
324 | else if ( i & STATUS_SHELLOPEN ) | |
325 | { | |
326 | cdr.StatP |= STATUS_ROTATING; | |
327 | ||
328 | CheckCdrom(); | |
329 | ||
330 | ||
331 | if( cdr.Stat == NoIntr ) | |
332 | cdr.Stat = Acknowledge; | |
333 | ||
94c118c3 | 334 | setIrq(); |
9f8b032d | 335 | |
336 | // begin close-seek-ready cycle | |
337 | CDRLID_INT( cdReadTime * 3 ); | |
338 | cdr.LidCheck = 0x30; | |
339 | ||
340 | ||
341 | // GameShark Lite: Wants -exactly- $42, then $02 | |
342 | // GS CDX 3.3: Wants $11/$80, $13/$80, $01/$00 | |
343 | } | |
344 | ||
345 | // case still closed - wait for recheck | |
346 | else | |
347 | { | |
348 | CDRLID_INT( cdReadTime * 3 ); | |
349 | cdr.LidCheck = 0x10; | |
350 | } | |
351 | } | |
352 | } | |
353 | ||
354 | ||
355 | // GS CDX: clear all values but #1,#2 | |
356 | if( (cdr.LidCheck >= 0x30) || (cdr.StatP & STATUS_SHELLOPEN) ) | |
357 | { | |
358 | SetResultSize(16); | |
359 | memset( cdr.Result, 0, 16 ); | |
360 | ||
361 | cdr.Result[0] = cdr.StatP; | |
362 | ||
363 | ||
364 | // GS CDX: special return value | |
365 | if( cdr.StatP & STATUS_SHELLOPEN ) | |
366 | { | |
367 | cdr.Result[1] = 0x80; | |
368 | } | |
369 | ||
370 | ||
371 | if( cdr.Stat == NoIntr ) | |
372 | cdr.Stat = Acknowledge; | |
373 | ||
94c118c3 | 374 | setIrq(); |
9f8b032d | 375 | } |
376 | } | |
377 | } | |
378 | ||
9f8b032d | 379 | void Find_CurTrack() { |
380 | cdr.CurTrack = 0; | |
381 | ||
382 | if (CDR_getTN(cdr.ResultTN) != -1) { | |
383 | int lcv; | |
384 | ||
385 | for( lcv = 1; lcv <= cdr.ResultTN[1]; lcv++ ) { | |
386 | if (CDR_getTD((u8)(lcv), cdr.ResultTD) != -1) { | |
387 | u32 sect1, sect2; | |
388 | ||
9f8b032d | 389 | CDR_LOG( "curtrack %d %d %d | %d %d %d | %d\n", |
390 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2], | |
391 | cdr.ResultTD[2], cdr.ResultTD[1], cdr.ResultTD[0], | |
392 | cdr.CurTrack ); | |
9f8b032d | 393 | |
394 | // find next track boundary - only need m:s accuracy | |
395 | sect1 = cdr.SetSectorPlay[0] * 60 * 75 + cdr.SetSectorPlay[1] * 75; | |
396 | sect2 = cdr.ResultTD[2] * 60 * 75 + cdr.ResultTD[1] * 75; | |
397 | ||
398 | // Twisted Metal 4 - psx cdda pregap (2-sec) | |
399 | // - fix in-game music | |
400 | sect2 -= 75 * 2; | |
401 | ||
402 | if( sect1 >= sect2 ) { | |
403 | cdr.CurTrack++; | |
404 | continue; | |
405 | } | |
406 | } | |
407 | ||
408 | break; | |
409 | } | |
410 | } | |
411 | } | |
412 | ||
413 | static void ReadTrack( u8 *time ) { | |
414 | cdr.Prev[0] = itob( time[0] ); | |
415 | cdr.Prev[1] = itob( time[1] ); | |
416 | cdr.Prev[2] = itob( time[2] ); | |
ef79bbde | 417 | |
ef79bbde | 418 | CDR_LOG("ReadTrack() Log: KEY *** %x:%x:%x\n", cdr.Prev[0], cdr.Prev[1], cdr.Prev[2]); |
ef79bbde P |
419 | cdr.RErr = CDR_readTrack(cdr.Prev); |
420 | } | |
421 | ||
ef79bbde | 422 | |
39df67df | 423 | static void AddIrqQueue(unsigned char irq, unsigned long ecycle) { |
a34a2445 | 424 | if (cdr.Irq != 0) |
8b380e97 | 425 | CDR_LOG_I("cdr: override cmd %02x -> %02x\n", cdr.Irq, irq); |
39df67df | 426 | |
ef79bbde | 427 | cdr.Irq = irq; |
9f8b032d | 428 | cdr.eCycle = ecycle; |
429 | ||
9f8b032d | 430 | CDR_INT(ecycle); |
431 | } | |
432 | ||
433 | ||
434 | void Set_Track() | |
435 | { | |
436 | if (CDR_getTN(cdr.ResultTN) != -1) { | |
437 | int lcv; | |
438 | ||
439 | for( lcv = 1; lcv < cdr.ResultTN[1]; lcv++ ) { | |
440 | if (CDR_getTD((u8)(lcv), cdr.ResultTD) != -1) { | |
9f8b032d | 441 | CDR_LOG( "settrack %d %d %d | %d %d %d | %d\n", |
442 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2], | |
443 | cdr.ResultTD[2], cdr.ResultTD[1], cdr.ResultTD[0], | |
444 | cdr.CurTrack ); | |
9f8b032d | 445 | |
446 | // check if time matches track start (only need min, sec accuracy) | |
447 | // - m:s:f vs f:s:m | |
448 | if( cdr.SetSectorPlay[0] == cdr.ResultTD[2] && | |
449 | cdr.SetSectorPlay[1] == cdr.ResultTD[1] ) { | |
450 | // skip pregap frames | |
451 | if( cdr.SetSectorPlay[2] < cdr.ResultTD[0] ) | |
452 | cdr.SetSectorPlay[2] = cdr.ResultTD[0]; | |
453 | ||
454 | break; | |
455 | } | |
456 | else if( cdr.SetSectorPlay[0] < cdr.ResultTD[2] ) | |
457 | break; | |
458 | } | |
459 | } | |
460 | } | |
461 | } | |
462 | ||
463 | ||
464 | static u8 fake_subq_local[3], fake_subq_real[3], fake_subq_index, fake_subq_change; | |
7f457614 | 465 | static void Create_Fake_Subq() |
9f8b032d | 466 | { |
467 | u8 temp_cur[3], temp_next[3], temp_start[3], pregap; | |
468 | int diff; | |
469 | ||
470 | if (CDR_getTN(cdr.ResultTN) == -1) return; | |
471 | if( cdr.CurTrack+1 <= cdr.ResultTN[1] ) { | |
472 | pregap = 150; | |
473 | if( CDR_getTD(cdr.CurTrack+1, cdr.ResultTD) == -1 ) return; | |
474 | } else { | |
475 | // last track - cd size | |
476 | pregap = 0; | |
477 | if( CDR_getTD(0, cdr.ResultTD) == -1 ) return; | |
478 | } | |
479 | ||
480 | if( cdr.Play == TRUE ) { | |
481 | temp_cur[0] = cdr.SetSectorPlay[0]; | |
482 | temp_cur[1] = cdr.SetSectorPlay[1]; | |
483 | temp_cur[2] = cdr.SetSectorPlay[2]; | |
484 | } else { | |
485 | temp_cur[0] = btoi( cdr.Prev[0] ); | |
486 | temp_cur[1] = btoi( cdr.Prev[1] ); | |
487 | temp_cur[2] = btoi( cdr.Prev[2] ); | |
488 | } | |
489 | ||
490 | fake_subq_real[0] = temp_cur[0]; | |
491 | fake_subq_real[1] = temp_cur[1]; | |
492 | fake_subq_real[2] = temp_cur[2]; | |
493 | ||
494 | temp_next[0] = cdr.ResultTD[2]; | |
495 | temp_next[1] = cdr.ResultTD[1]; | |
496 | temp_next[2] = cdr.ResultTD[0]; | |
497 | ||
498 | ||
499 | // flag- next track | |
500 | if( msf2sec(temp_cur) >= msf2sec( temp_next )-pregap ) { | |
501 | fake_subq_change = 1; | |
502 | ||
503 | cdr.CurTrack++; | |
504 | ||
505 | // end cd | |
506 | if( pregap == 0 ) StopCdda(); | |
507 | } | |
508 | ||
509 | ////////////////////////////////////////////////// | |
510 | ////////////////////////////////////////////////// | |
511 | ||
512 | // repair | |
513 | if( cdr.CurTrack <= cdr.ResultTN[1] ) { | |
514 | if( CDR_getTD(cdr.CurTrack, cdr.ResultTD) == -1 ) return; | |
515 | } else { | |
516 | // last track - cd size | |
517 | if( CDR_getTD(0, cdr.ResultTD) == -1 ) return; | |
518 | } | |
519 | ||
520 | temp_start[0] = cdr.ResultTD[2]; | |
521 | temp_start[1] = cdr.ResultTD[1]; | |
522 | temp_start[2] = cdr.ResultTD[0]; | |
523 | ||
524 | ||
9f8b032d | 525 | CDR_LOG( "CDDA FAKE SUB - %d:%d:%d / %d:%d:%d / %d:%d:%d\n", |
526 | temp_cur[0], temp_cur[1], temp_cur[2], | |
527 | temp_start[0], temp_start[1], temp_start[2], | |
528 | temp_next[0], temp_next[1], temp_next[2]); | |
9f8b032d | 529 | |
530 | ||
531 | ||
532 | // local time - pregap / real | |
533 | diff = msf2sec(temp_cur) - msf2sec( temp_start ); | |
534 | if( diff < 0 ) { | |
535 | fake_subq_index = 0; | |
536 | ||
537 | sec2msf( -diff, fake_subq_local ); | |
ef79bbde | 538 | } else { |
9f8b032d | 539 | fake_subq_index = 1; |
540 | ||
541 | sec2msf( diff, fake_subq_local ); | |
ef79bbde P |
542 | } |
543 | } | |
544 | ||
9f8b032d | 545 | |
7f457614 | 546 | static void cdrPlayInterrupt_Autopause() |
547 | { | |
548 | struct SubQ *subq = (struct SubQ *)CDR_getBufferSub(); | |
9b470ab7 | 549 | int track_changed = 0; |
7f457614 | 550 | if (subq != NULL ) { |
341eb2c9 | 551 | // update subq |
552 | ReadTrack( cdr.SetSectorPlay ); | |
553 | ||
7f457614 | 554 | CDR_LOG( "CDDA SUB - %X:%X:%X\n", |
555 | subq->AbsoluteAddress[0], subq->AbsoluteAddress[1], subq->AbsoluteAddress[2] ); | |
7f457614 | 556 | |
557 | /* | |
558 | CDDA Autopause | |
559 | ||
560 | Silhouette Mirage ($3) | |
561 | Tomb Raider 1 ($7) | |
562 | */ | |
563 | ||
a02ee86f | 564 | // .. + 1 is probably wrong, but deals with corrupted subq + good checksum |
565 | // (how does real thing handle those?) | |
0e2e3f49 | 566 | if( cdr.CurTrack + 1 == btoi( subq->TrackNumber ) ) |
9b470ab7 | 567 | track_changed = 1; |
7f457614 | 568 | } else { |
569 | Create_Fake_Subq(); | |
7f457614 | 570 | CDR_LOG( "CDDA FAKE SUB - %d:%d:%d\n", |
571 | fake_subq_real[0], fake_subq_real[1], fake_subq_real[2] ); | |
7f457614 | 572 | |
9b470ab7 | 573 | track_changed = fake_subq_change; |
7f457614 | 574 | fake_subq_change = 0; |
575 | } | |
576 | ||
9b470ab7 | 577 | if ((cdr.Mode & MODE_AUTOPAUSE) && track_changed) { |
7f457614 | 578 | CDR_LOG( "CDDA STOP\n" ); |
7f457614 | 579 | |
580 | // Magic the Gathering | |
581 | // - looping territory cdda | |
582 | ||
583 | // ...? | |
584 | //cdr.ResultReady = 1; | |
585 | //cdr.Stat = DataReady; | |
586 | cdr.Stat = DataEnd; | |
94c118c3 | 587 | setIrq(); |
7f457614 | 588 | |
589 | StopCdda(); | |
590 | } | |
a02ee86f | 591 | else if (cdr.Mode & MODE_REPORT) { |
7f457614 | 592 | if (subq != NULL) { |
7f457614 | 593 | CDR_LOG( "REPPLAY SUB - %X:%X:%X\n", |
594 | subq->AbsoluteAddress[0], subq->AbsoluteAddress[1], subq->AbsoluteAddress[2] ); | |
8b380e97 | 595 | |
a02ee86f | 596 | // breaks when .sub doesn't have index 0 for some reason (bad rip?) |
597 | //cdr.CurTrack = btoi( subq->TrackNumber ); | |
7f457614 | 598 | |
9b470ab7 | 599 | if (subq->AbsoluteAddress[2] & 0xf) |
600 | return; | |
601 | ||
602 | cdr.Result[0] = cdr.StatP; | |
7f457614 | 603 | // BIOS CD Player: data already BCD format |
604 | cdr.Result[1] = subq->TrackNumber; | |
605 | cdr.Result[2] = subq->IndexNumber; | |
606 | ||
607 | cdr.Result[3] = subq->AbsoluteAddress[0]; | |
608 | cdr.Result[4] = subq->AbsoluteAddress[1]; | |
609 | cdr.Result[5] = subq->AbsoluteAddress[2]; | |
610 | } else { | |
7f457614 | 611 | CDR_LOG( "REPPLAY FAKE - %d:%d:%d\n", |
612 | fake_subq_real[0], fake_subq_real[1], fake_subq_real[2] ); | |
7f457614 | 613 | |
9b470ab7 | 614 | if (fake_subq_real[2] & 0xf) |
615 | return; | |
616 | ||
617 | cdr.Result[0] = cdr.StatP; | |
7f457614 | 618 | // track # / index # |
619 | cdr.Result[1] = itob(cdr.CurTrack); | |
620 | cdr.Result[2] = itob(fake_subq_index); | |
621 | // absolute | |
622 | cdr.Result[3] = itob( fake_subq_real[0] ); | |
623 | cdr.Result[4] = itob( fake_subq_real[1] ); | |
624 | cdr.Result[5] = itob( fake_subq_real[2] ); | |
625 | } | |
626 | ||
627 | // Rayman: Logo freeze (resultready + dataready) | |
628 | cdr.ResultReady = 1; | |
629 | cdr.Stat = DataReady; | |
630 | ||
631 | SetResultSize(8); | |
94c118c3 | 632 | setIrq(); |
7f457614 | 633 | } |
634 | } | |
635 | ||
39df67df | 636 | // also handles seek |
7f457614 | 637 | void cdrPlayInterrupt() |
638 | { | |
39df67df | 639 | if (cdr.Seeked == SEEK_DOING_CMD) { |
e7e33ef2 | 640 | if (cdr.Stat) { |
8b380e97 | 641 | CDR_LOG_I("cdrom: seek stat hack\n"); |
e7e33ef2 | 642 | CDRMISC_INT(0x1000); |
643 | return; | |
644 | } | |
39df67df | 645 | SetResultSize(1); |
646 | cdr.StatP |= STATUS_ROTATING; | |
647 | cdr.StatP &= ~STATUS_SEEK; | |
648 | cdr.Result[0] = cdr.StatP; | |
a34a2445 | 649 | if (cdr.Irq == 0) { |
39df67df | 650 | cdr.Stat = Complete; |
94c118c3 | 651 | setIrq(); |
39df67df | 652 | } |
653 | ||
654 | cdr.Seeked = SEEK_PENDING; | |
655 | CDRMISC_INT(cdReadTime * 20); // ??? | |
656 | return; | |
657 | } | |
658 | else if (cdr.Seeked == SEEK_PENDING) { | |
659 | cdr.Seeked = SEEK_DONE; | |
660 | if (!cdr.Play && !cdr.Reading) { | |
661 | memcpy(cdr.SetSectorPlay, cdr.SetSector, 4); | |
662 | Find_CurTrack(); | |
663 | ReadTrack(cdr.SetSector); | |
664 | } | |
665 | } | |
666 | ||
667 | if (!cdr.Play) return; | |
7f457614 | 668 | |
7f457614 | 669 | CDR_LOG( "CDDA - %d:%d:%d\n", |
670 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); | |
8b380e97 | 671 | |
39df67df | 672 | CDRMISC_INT( cdReadTime ); |
7f457614 | 673 | |
674 | if (!cdr.Irq && !cdr.Stat && (cdr.Mode & MODE_CDDA) && (cdr.Mode & (MODE_AUTOPAUSE|MODE_REPORT))) | |
675 | cdrPlayInterrupt_Autopause(); | |
676 | ||
677 | cdr.SetSectorPlay[2]++; | |
678 | if (cdr.SetSectorPlay[2] == 75) { | |
679 | cdr.SetSectorPlay[2] = 0; | |
680 | cdr.SetSectorPlay[1]++; | |
681 | if (cdr.SetSectorPlay[1] == 60) { | |
682 | cdr.SetSectorPlay[1] = 0; | |
683 | cdr.SetSectorPlay[0]++; | |
684 | } | |
685 | } | |
686 | ||
687 | //Check_Shell(0); | |
688 | } | |
689 | ||
ef79bbde P |
690 | void cdrInterrupt() { |
691 | int i; | |
692 | unsigned char Irq = cdr.Irq; | |
7f457614 | 693 | struct SubQ *subq; |
ef79bbde | 694 | |
9f8b032d | 695 | // Reschedule IRQ |
ef79bbde | 696 | if (cdr.Stat) { |
8b380e97 | 697 | CDR_LOG_I("cdrom: stat hack: %02x %x\n", cdr.Irq, cdr.Stat); |
e7e33ef2 | 698 | CDR_INT(0x1000); |
ef79bbde P |
699 | return; |
700 | } | |
701 | ||
a34a2445 | 702 | cdr.Irq = 0; |
ef79bbde P |
703 | cdr.Ctrl &= ~0x80; |
704 | ||
705 | switch (Irq) { | |
706 | case CdlSync: | |
707 | SetResultSize(1); | |
9f8b032d | 708 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
709 | cdr.Result[0] = cdr.StatP; |
710 | cdr.Stat = Acknowledge; | |
711 | break; | |
712 | ||
713 | case CdlNop: | |
714 | SetResultSize(1); | |
715 | cdr.Result[0] = cdr.StatP; | |
716 | cdr.Stat = Acknowledge; | |
9f8b032d | 717 | |
718 | if (cdr.LidCheck == 0) cdr.LidCheck = 0x20; | |
ef79bbde P |
719 | break; |
720 | ||
721 | case CdlSetloc: | |
722 | cdr.CmdProcess = 0; | |
723 | SetResultSize(1); | |
9f8b032d | 724 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
725 | cdr.Result[0] = cdr.StatP; |
726 | cdr.Stat = Acknowledge; | |
727 | break; | |
728 | ||
729 | case CdlPlay: | |
9f8b032d | 730 | fake_subq_change = 0; |
731 | ||
39df67df | 732 | if (cdr.Seeked == SEEK_PENDING) { |
733 | // XXX: wrong, should seek instead.. | |
9f8b032d | 734 | memcpy( cdr.SetSectorPlay, cdr.SetSector, 4 ); |
39df67df | 735 | cdr.Seeked = SEEK_DONE; |
9f8b032d | 736 | } |
737 | ||
738 | /* | |
739 | Rayman: detect track changes | |
740 | - fixes logo freeze | |
741 | ||
742 | Twisted Metal 2: skip PREGAP + starting accurate SubQ | |
743 | - plays tracks without retry play | |
744 | ||
745 | Wild 9: skip PREGAP + starting accurate SubQ | |
746 | - plays tracks without retry play | |
747 | */ | |
696c9530 | 748 | /* unneeded with correct cdriso? |
9f8b032d | 749 | Set_Track(); |
696c9530 | 750 | */ |
9f8b032d | 751 | Find_CurTrack(); |
752 | ReadTrack( cdr.SetSectorPlay ); | |
753 | ||
9f8b032d | 754 | // GameShark CD Player: Calls 2x + Play 2x |
755 | if( cdr.FastBackward || cdr.FastForward ) { | |
756 | if( cdr.FastForward ) cdr.FastForward--; | |
757 | if( cdr.FastBackward ) cdr.FastBackward--; | |
758 | ||
759 | if( cdr.FastBackward == 0 && cdr.FastForward == 0 ) { | |
760 | if( cdr.Play && CDR_getStatus(&stat) != -1 ) { | |
761 | cdr.SetSectorPlay[0] = stat.Time[0]; | |
762 | cdr.SetSectorPlay[1] = stat.Time[1]; | |
763 | cdr.SetSectorPlay[2] = stat.Time[2]; | |
764 | } | |
765 | } | |
766 | } | |
767 | ||
768 | ||
769 | if (!Config.Cdda) { | |
770 | // BIOS CD Player | |
771 | // - Pause player, hit Track 01/02/../xx (Setloc issued!!) | |
772 | ||
773 | // GameShark CD Player: Resume play | |
774 | if( cdr.ParamC == 0 ) { | |
9f8b032d | 775 | CDR_LOG( "PLAY Resume @ %d:%d:%d\n", |
776 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); | |
9f8b032d | 777 | |
778 | //CDR_play( cdr.SetSectorPlay ); | |
779 | } | |
780 | else | |
781 | { | |
782 | // BIOS CD Player: Resume play | |
783 | if( cdr.Param[0] == 0 ) { | |
9f8b032d | 784 | CDR_LOG( "PLAY Resume T0 @ %d:%d:%d\n", |
785 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); | |
9f8b032d | 786 | |
787 | //CDR_play( cdr.SetSectorPlay ); | |
788 | } | |
789 | else { | |
9f8b032d | 790 | CDR_LOG( "PLAY Resume Td @ %d:%d:%d\n", |
791 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); | |
9f8b032d | 792 | |
793 | // BIOS CD Player: Allow track replaying | |
794 | StopCdda(); | |
795 | ||
796 | ||
797 | cdr.CurTrack = btoi( cdr.Param[0] ); | |
798 | ||
799 | if (CDR_getTN(cdr.ResultTN) != -1) { | |
800 | // check last track | |
801 | if (cdr.CurTrack > cdr.ResultTN[1]) | |
802 | cdr.CurTrack = cdr.ResultTN[1]; | |
803 | ||
804 | if (CDR_getTD((u8)(cdr.CurTrack), cdr.ResultTD) != -1) { | |
805 | cdr.SetSectorPlay[0] = cdr.ResultTD[2]; | |
806 | cdr.SetSectorPlay[1] = cdr.ResultTD[1]; | |
807 | cdr.SetSectorPlay[2] = cdr.ResultTD[0]; | |
808 | ||
809 | // reset data | |
a02ee86f | 810 | //Set_Track(); |
9f8b032d | 811 | Find_CurTrack(); |
812 | ReadTrack( cdr.SetSectorPlay ); | |
813 | ||
814 | //CDR_play(cdr.SetSectorPlay); | |
815 | } | |
816 | } | |
817 | } | |
818 | } | |
819 | } | |
820 | ||
821 | ||
822 | // Vib Ribbon: gameplay checks flag | |
823 | cdr.StatP &= ~STATUS_SEEK; | |
824 | ||
825 | ||
ef79bbde P |
826 | cdr.CmdProcess = 0; |
827 | SetResultSize(1); | |
9f8b032d | 828 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
829 | cdr.Result[0] = cdr.StatP; |
830 | cdr.Stat = Acknowledge; | |
9f8b032d | 831 | |
832 | cdr.StatP |= STATUS_PLAY; | |
833 | ||
834 | ||
835 | // BIOS player - set flag again | |
836 | cdr.Play = TRUE; | |
837 | ||
39df67df | 838 | CDRMISC_INT( cdReadTime ); |
ef79bbde P |
839 | break; |
840 | ||
9f8b032d | 841 | case CdlForward: |
ef79bbde P |
842 | cdr.CmdProcess = 0; |
843 | SetResultSize(1); | |
9f8b032d | 844 | cdr.StatP |= STATUS_ROTATING; |
845 | cdr.Result[0] = cdr.StatP; | |
846 | cdr.Stat = Complete; | |
847 | ||
848 | ||
849 | // GameShark CD Player: Calls 2x + Play 2x | |
850 | if( cdr.FastForward == 0 ) cdr.FastForward = 2; | |
851 | else cdr.FastForward++; | |
852 | ||
853 | cdr.FastBackward = 0; | |
ef79bbde P |
854 | break; |
855 | ||
9f8b032d | 856 | case CdlBackward: |
ef79bbde P |
857 | cdr.CmdProcess = 0; |
858 | SetResultSize(1); | |
9f8b032d | 859 | cdr.StatP |= STATUS_ROTATING; |
860 | cdr.Result[0] = cdr.StatP; | |
861 | cdr.Stat = Complete; | |
862 | ||
863 | ||
864 | // GameShark CD Player: Calls 2x + Play 2x | |
865 | if( cdr.FastBackward == 0 ) cdr.FastBackward = 2; | |
866 | else cdr.FastBackward++; | |
867 | ||
868 | cdr.FastForward = 0; | |
ef79bbde P |
869 | break; |
870 | ||
9f8b032d | 871 | case CdlStandby: |
ef79bbde P |
872 | cdr.CmdProcess = 0; |
873 | SetResultSize(1); | |
9f8b032d | 874 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
875 | cdr.Result[0] = cdr.StatP; |
876 | cdr.Stat = Complete; | |
877 | break; | |
878 | ||
879 | case CdlStop: | |
880 | cdr.CmdProcess = 0; | |
881 | SetResultSize(1); | |
9f8b032d | 882 | cdr.StatP &= ~STATUS_ROTATING; |
ef79bbde P |
883 | cdr.Result[0] = cdr.StatP; |
884 | cdr.Stat = Complete; | |
885 | // cdr.Stat = Acknowledge; | |
886 | ||
9f8b032d | 887 | if (cdr.LidCheck == 0) cdr.LidCheck = 0x20; |
ef79bbde P |
888 | break; |
889 | ||
890 | case CdlPause: | |
891 | SetResultSize(1); | |
892 | cdr.Result[0] = cdr.StatP; | |
9f8b032d | 893 | cdr.Stat = Acknowledge; |
894 | ||
12228917 | 895 | /* |
896 | Gundam Battle Assault 2: much slower (*) | |
897 | - Fixes boot, gameplay | |
898 | ||
899 | Hokuto no Ken 2: slower | |
900 | - Fixes intro + subtitles | |
901 | ||
902 | InuYasha - Feudal Fairy Tale: slower | |
903 | - Fixes battles | |
904 | */ | |
905 | AddIrqQueue(CdlPause + 0x20, cdReadTime * 3); | |
ef79bbde P |
906 | cdr.Ctrl |= 0x80; |
907 | break; | |
908 | ||
909 | case CdlPause + 0x20: | |
910 | SetResultSize(1); | |
9f8b032d | 911 | cdr.StatP &= ~STATUS_READ; |
912 | cdr.StatP |= STATUS_ROTATING; | |
ef79bbde | 913 | cdr.Result[0] = cdr.StatP; |
9f8b032d | 914 | cdr.Stat = Complete; |
ef79bbde P |
915 | break; |
916 | ||
9f8b032d | 917 | case CdlInit: |
ef79bbde | 918 | SetResultSize(1); |
9f8b032d | 919 | cdr.StatP = STATUS_ROTATING; |
ef79bbde | 920 | cdr.Result[0] = cdr.StatP; |
9f8b032d | 921 | cdr.Stat = Acknowledge; |
ef79bbde | 922 | // if (!cdr.Init) { |
9f8b032d | 923 | AddIrqQueue(CdlInit + 0x20, 0x800); |
ef79bbde P |
924 | // } |
925 | break; | |
926 | ||
927 | case CdlInit + 0x20: | |
928 | SetResultSize(1); | |
929 | cdr.Result[0] = cdr.StatP; | |
9f8b032d | 930 | cdr.Stat = Complete; |
ef79bbde P |
931 | cdr.Init = 1; |
932 | break; | |
933 | ||
9f8b032d | 934 | case CdlMute: |
ef79bbde | 935 | SetResultSize(1); |
9f8b032d | 936 | cdr.StatP |= STATUS_ROTATING; |
937 | cdr.Result[0] = cdr.StatP; | |
938 | cdr.Stat = Acknowledge; | |
ef79bbde P |
939 | break; |
940 | ||
9f8b032d | 941 | case CdlDemute: |
ef79bbde | 942 | SetResultSize(1); |
9f8b032d | 943 | cdr.StatP |= STATUS_ROTATING; |
944 | cdr.Result[0] = cdr.StatP; | |
945 | cdr.Stat = Acknowledge; | |
ef79bbde P |
946 | break; |
947 | ||
9f8b032d | 948 | case CdlSetfilter: |
ef79bbde | 949 | SetResultSize(1); |
9f8b032d | 950 | cdr.StatP |= STATUS_ROTATING; |
951 | cdr.Result[0] = cdr.StatP; | |
952 | cdr.Stat = Acknowledge; | |
953 | break; | |
ef79bbde P |
954 | |
955 | case CdlSetmode: | |
956 | SetResultSize(1); | |
9f8b032d | 957 | cdr.StatP |= STATUS_ROTATING; |
958 | cdr.Result[0] = cdr.StatP; | |
959 | cdr.Stat = Acknowledge; | |
960 | break; | |
ef79bbde | 961 | |
9f8b032d | 962 | case CdlGetmode: |
ef79bbde | 963 | SetResultSize(6); |
9f8b032d | 964 | cdr.StatP |= STATUS_ROTATING; |
965 | cdr.Result[0] = cdr.StatP; | |
966 | cdr.Result[1] = cdr.Mode; | |
967 | cdr.Result[2] = cdr.File; | |
968 | cdr.Result[3] = cdr.Channel; | |
969 | cdr.Result[4] = 0; | |
970 | cdr.Result[5] = 0; | |
971 | cdr.Stat = Acknowledge; | |
972 | break; | |
ef79bbde | 973 | |
9f8b032d | 974 | case CdlGetlocL: |
ef79bbde | 975 | SetResultSize(8); |
9f8b032d | 976 | for (i = 0; i < 8; i++) |
ef79bbde | 977 | cdr.Result[i] = cdr.Transfer[i]; |
9f8b032d | 978 | cdr.Stat = Acknowledge; |
979 | break; | |
ef79bbde P |
980 | |
981 | case CdlGetlocP: | |
9f8b032d | 982 | // GameShark CDX CD Player: uses 17 bytes output (wraps around) |
983 | SetResultSize(17); | |
984 | memset( cdr.Result, 0, 16 ); | |
985 | ||
ef79bbde P |
986 | subq = (struct SubQ *)CDR_getBufferSub(); |
987 | ||
988 | if (subq != NULL) { | |
7851087d | 989 | if( cdr.Play && (cdr.Mode & MODE_CDDA) && !(cdr.Mode & (MODE_AUTOPAUSE|MODE_REPORT)) ) |
990 | // update subq | |
991 | ReadTrack( cdr.SetSectorPlay ); | |
341eb2c9 | 992 | |
ef79bbde P |
993 | cdr.Result[0] = subq->TrackNumber; |
994 | cdr.Result[1] = subq->IndexNumber; | |
995 | memcpy(cdr.Result + 2, subq->TrackRelativeAddress, 3); | |
996 | memcpy(cdr.Result + 5, subq->AbsoluteAddress, 3); | |
997 | ||
9f8b032d | 998 | |
999 | // subQ integrity check - data only (skip audio) | |
1000 | if( subq->TrackNumber == 1 && stat.Type == 0x01 ) { | |
ef79bbde P |
1001 | if (calcCrc((u8 *)subq + 12, 10) != (((u16)subq->CRC[0] << 8) | subq->CRC[1])) { |
1002 | memset(cdr.Result + 2, 0, 3 + 3); // CRC wrong, wipe out time data | |
1003 | } | |
9f8b032d | 1004 | } |
ef79bbde | 1005 | } else { |
7f457614 | 1006 | if( cdr.Play == FALSE || !(cdr.Mode & MODE_CDDA) || !(cdr.Mode & (MODE_AUTOPAUSE|MODE_REPORT)) ) |
1007 | Create_Fake_Subq(); | |
ef79bbde | 1008 | |
ef79bbde | 1009 | |
9f8b032d | 1010 | // track # / index # |
1011 | cdr.Result[0] = itob(cdr.CurTrack); | |
1012 | cdr.Result[1] = itob(fake_subq_index); | |
ef79bbde | 1013 | |
9f8b032d | 1014 | // local |
1015 | cdr.Result[2] = itob( fake_subq_local[0] ); | |
1016 | cdr.Result[3] = itob( fake_subq_local[1] ); | |
1017 | cdr.Result[4] = itob( fake_subq_local[2] ); | |
ef79bbde | 1018 | |
9f8b032d | 1019 | // absolute |
1020 | cdr.Result[5] = itob( fake_subq_real[0] ); | |
1021 | cdr.Result[6] = itob( fake_subq_real[1] ); | |
1022 | cdr.Result[7] = itob( fake_subq_real[2] ); | |
ef79bbde P |
1023 | } |
1024 | ||
9f8b032d | 1025 | // redump.org - wipe time |
ae4e7dc9 | 1026 | if( !cdr.Play && CheckSBI(cdr.Result+5) ) { |
9f8b032d | 1027 | memset( cdr.Result+2, 0, 6 ); |
1028 | } | |
9f8b032d | 1029 | |
ef79bbde P |
1030 | cdr.Stat = Acknowledge; |
1031 | break; | |
1032 | ||
9f8b032d | 1033 | case CdlGetTN: |
1034 | // 5-Star Racing: don't stop CDDA | |
1035 | // | |
1036 | // Vib Ribbon: CD swap | |
1037 | StopReading(); | |
1038 | ||
ef79bbde P |
1039 | cdr.CmdProcess = 0; |
1040 | SetResultSize(3); | |
9f8b032d | 1041 | cdr.StatP |= STATUS_ROTATING; |
1042 | cdr.Result[0] = cdr.StatP; | |
1043 | if (CDR_getTN(cdr.ResultTN) == -1) { | |
ef79bbde | 1044 | cdr.Stat = DiskError; |
9f8b032d | 1045 | cdr.Result[0] |= STATUS_ERROR; |
1046 | } else { | |
1047 | cdr.Stat = Acknowledge; | |
1048 | cdr.Result[1] = itob(cdr.ResultTN[0]); | |
1049 | cdr.Result[2] = itob(cdr.ResultTN[1]); | |
1050 | } | |
1051 | break; | |
ef79bbde | 1052 | |
9f8b032d | 1053 | case CdlGetTD: |
ef79bbde P |
1054 | cdr.CmdProcess = 0; |
1055 | cdr.Track = btoi(cdr.Param[0]); | |
1056 | SetResultSize(4); | |
9f8b032d | 1057 | cdr.StatP |= STATUS_ROTATING; |
ef79bbde P |
1058 | if (CDR_getTD(cdr.Track, cdr.ResultTD) == -1) { |
1059 | cdr.Stat = DiskError; | |
9f8b032d | 1060 | cdr.Result[0] |= STATUS_ERROR; |
ef79bbde P |
1061 | } else { |
1062 | cdr.Stat = Acknowledge; | |
1063 | cdr.Result[0] = cdr.StatP; | |
1064 | cdr.Result[1] = itob(cdr.ResultTD[2]); | |
1065 | cdr.Result[2] = itob(cdr.ResultTD[1]); | |
1066 | cdr.Result[3] = itob(cdr.ResultTD[0]); | |
1067 | } | |
1068 | break; | |
1069 | ||
9f8b032d | 1070 | case CdlSeekL: |
39df67df | 1071 | case CdlSeekP: |
ef79bbde | 1072 | SetResultSize(1); |
9f8b032d | 1073 | cdr.StatP |= STATUS_ROTATING; |
1074 | cdr.Result[0] = cdr.StatP; | |
1075 | cdr.StatP |= STATUS_SEEK; | |
1076 | cdr.Stat = Acknowledge; | |
1077 | ||
1078 | /* | |
1079 | Crusaders of Might and Magic = 0.5x-4x | |
1080 | - fix cutscene speech start | |
1081 | ||
1082 | Eggs of Steel = 2x-? | |
1083 | - fix new game | |
1084 | ||
1085 | Medievil = ?-4x | |
1086 | - fix cutscene speech | |
1087 | ||
1088 | Rockman X5 = 0.5-4x | |
1089 | - fix capcom logo | |
1090 | */ | |
39df67df | 1091 | CDRMISC_INT(cdr.Seeked == SEEK_DONE ? 0x800 : cdReadTime * 4); |
1092 | cdr.Seeked = SEEK_DOING_CMD; | |
ef79bbde P |
1093 | break; |
1094 | ||
1095 | case CdlTest: | |
9f8b032d | 1096 | cdr.Stat = Acknowledge; |
1097 | switch (cdr.Param[0]) { | |
1098 | case 0x20: // System Controller ROM Version | |
ef79bbde P |
1099 | SetResultSize(4); |
1100 | memcpy(cdr.Result, Test20, 4); | |
1101 | break; | |
1102 | case 0x22: | |
1103 | SetResultSize(8); | |
1104 | memcpy(cdr.Result, Test22, 4); | |
1105 | break; | |
1106 | case 0x23: case 0x24: | |
1107 | SetResultSize(8); | |
1108 | memcpy(cdr.Result, Test23, 4); | |
1109 | break; | |
9f8b032d | 1110 | } |
ef79bbde P |
1111 | break; |
1112 | ||
9f8b032d | 1113 | case CdlID: |
ef79bbde | 1114 | SetResultSize(1); |
9f8b032d | 1115 | cdr.StatP |= STATUS_ROTATING; |
1116 | cdr.Result[0] = cdr.StatP; | |
1117 | cdr.Stat = Acknowledge; | |
1118 | AddIrqQueue(CdlID + 0x20, 0x800); | |
ef79bbde P |
1119 | break; |
1120 | ||
1121 | case CdlID + 0x20: | |
1122 | SetResultSize(8); | |
9f8b032d | 1123 | |
1124 | if (CDR_getStatus(&stat) == -1) { | |
1125 | cdr.Result[0] = 0x00; // 0x08 and cdr.Result[1]|0x10 : audio cd, enters cd player | |
1126 | cdr.Result[1] = 0x80; // 0x80 leads to the menu in the bios, else loads CD | |
1127 | } | |
1128 | else { | |
1129 | if (stat.Type == 2) { | |
1130 | // Music CD | |
1131 | cdr.Result[0] = 0x08; | |
1132 | cdr.Result[1] = 0x10; | |
1133 | ||
1134 | cdr.Result[1] |= 0x80; | |
1135 | } | |
1136 | else { | |
1137 | // Data CD | |
1138 | if (CdromId[0] == '\0') { | |
1139 | cdr.Result[0] = 0x00; | |
1140 | cdr.Result[1] = 0x80; | |
1141 | } | |
1142 | else { | |
1143 | cdr.Result[0] = 0x08; | |
1144 | cdr.Result[1] = 0x00; | |
1145 | } | |
1146 | } | |
1147 | } | |
1148 | ||
ef79bbde P |
1149 | cdr.Result[2] = 0x00; |
1150 | cdr.Result[3] = 0x00; | |
1151 | strncpy((char *)&cdr.Result[4], "PCSX", 4); | |
1152 | cdr.Stat = Complete; | |
1153 | break; | |
1154 | ||
1155 | case CdlReset: | |
1156 | SetResultSize(1); | |
9f8b032d | 1157 | cdr.StatP = STATUS_ROTATING; |
ef79bbde | 1158 | cdr.Result[0] = cdr.StatP; |
9f8b032d | 1159 | cdr.Stat = Acknowledge; |
ef79bbde P |
1160 | break; |
1161 | ||
9f8b032d | 1162 | case CdlReadT: |
1163 | SetResultSize(1); | |
1164 | cdr.StatP |= STATUS_ROTATING; | |
1165 | cdr.Result[0] = cdr.StatP; | |
1166 | cdr.Stat = Acknowledge; | |
1167 | AddIrqQueue(CdlReadT + 0x20, 0x800); | |
1168 | break; | |
1169 | ||
1170 | case CdlReadT + 0x20: | |
1171 | SetResultSize(1); | |
1172 | cdr.StatP |= STATUS_ROTATING; | |
1173 | cdr.Result[0] = cdr.StatP; | |
1174 | cdr.Stat = Complete; | |
1175 | break; | |
1176 | ||
1177 | case CdlReadToc: | |
ef79bbde | 1178 | SetResultSize(1); |
9f8b032d | 1179 | cdr.StatP |= STATUS_ROTATING; |
1180 | cdr.Result[0] = cdr.StatP; | |
1181 | cdr.Stat = Acknowledge; | |
1182 | AddIrqQueue(CdlReadToc + 0x20, 0x800); | |
ef79bbde P |
1183 | break; |
1184 | ||
9f8b032d | 1185 | case CdlReadToc + 0x20: |
ef79bbde | 1186 | SetResultSize(1); |
9f8b032d | 1187 | cdr.StatP |= STATUS_ROTATING; |
1188 | cdr.Result[0] = cdr.StatP; | |
1189 | cdr.Stat = Complete; | |
ef79bbde P |
1190 | break; |
1191 | ||
94c118c3 | 1192 | case CdlReadN: |
1193 | case CdlReadS: | |
ef79bbde P |
1194 | if (!cdr.Reading) return; |
1195 | ||
9f8b032d | 1196 | |
1197 | // Fighting Force 2 - update subq time immediately | |
1198 | // - fixes new game | |
1199 | ReadTrack( cdr.SetSector ); | |
1200 | ||
1201 | ||
1202 | // Crusaders of Might and Magic - update getlocl now | |
1203 | // - fixes cutscene speech | |
1204 | { | |
1205 | u8 *buf = CDR_getBuffer(); | |
a48ae3a7 | 1206 | if (buf != NULL) |
1207 | memcpy(cdr.Transfer, buf, 8); | |
9f8b032d | 1208 | } |
39df67df | 1209 | |
9f8b032d | 1210 | /* |
1211 | Duke Nukem: Land of the Babes - seek then delay read for one frame | |
1212 | - fixes cutscenes | |
914722b2 | 1213 | C-12 - Final Resistance - doesn't like seek |
9f8b032d | 1214 | */ |
1215 | ||
39df67df | 1216 | if (cdr.Seeked != SEEK_DONE) { |
9f8b032d | 1217 | cdr.StatP |= STATUS_SEEK; |
1218 | cdr.StatP &= ~STATUS_READ; | |
1219 | ||
1220 | // Crusaders of Might and Magic - use short time | |
1221 | // - fix cutscene speech (startup) | |
1222 | ||
1223 | // ??? - use more accurate seek time later | |
1224 | CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime * 1); | |
1225 | } else { | |
1226 | cdr.StatP |= STATUS_READ; | |
1227 | cdr.StatP &= ~STATUS_SEEK; | |
1228 | ||
1229 | CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime * 1); | |
1230 | } | |
ef79bbde | 1231 | |
ef79bbde | 1232 | SetResultSize(1); |
9f8b032d | 1233 | cdr.StatP |= STATUS_ROTATING; |
1234 | cdr.Result[0] = cdr.StatP; | |
1235 | cdr.Stat = Acknowledge; | |
ef79bbde P |
1236 | break; |
1237 | ||
ef79bbde P |
1238 | case 0xff: |
1239 | return; | |
1240 | ||
1241 | default: | |
1242 | cdr.Stat = Complete; | |
1243 | break; | |
1244 | } | |
1245 | ||
9f8b032d | 1246 | Check_Shell( Irq ); |
1247 | ||
2daaaae3 | 1248 | cdr.ParamC = 0; |
1249 | ||
94c118c3 | 1250 | setIrq(); |
ef79bbde | 1251 | |
8b380e97 | 1252 | #ifdef CDR_LOG_CMD_IRQ |
1253 | SysPrintf("cdrInterrupt() Log: CDR Interrupt IRQ %d %02x: ", | |
1254 | cdr.Stat != NoIntr && cdr.Reg2 != 0x18, Irq); | |
39df67df | 1255 | for (i = 0; i < cdr.ResultC; i++) |
8b380e97 | 1256 | SysPrintf("%02x ", cdr.Result[i]); |
1257 | SysPrintf("\n"); | |
ef79bbde P |
1258 | #endif |
1259 | } | |
1260 | ||
1261 | void cdrReadInterrupt() { | |
1262 | u8 *buf; | |
1263 | ||
1264 | if (!cdr.Reading) | |
1265 | return; | |
1266 | ||
9f8b032d | 1267 | if (cdr.Irq || cdr.Stat) { |
8b380e97 | 1268 | CDR_LOG_I("cdrom: read stat hack %02x %x\n", cdr.Irq, cdr.Stat); |
e7e33ef2 | 1269 | CDREAD_INT(0x1000); |
ef79bbde P |
1270 | return; |
1271 | } | |
1272 | ||
9f8b032d | 1273 | cdr.OCUP = 1; |
ef79bbde | 1274 | SetResultSize(1); |
9f8b032d | 1275 | cdr.StatP |= STATUS_READ|STATUS_ROTATING; |
1276 | cdr.StatP &= ~STATUS_SEEK; | |
1277 | cdr.Result[0] = cdr.StatP; | |
39df67df | 1278 | cdr.Seeked = SEEK_DONE; |
ef79bbde | 1279 | |
9f8b032d | 1280 | ReadTrack( cdr.SetSector ); |
ef79bbde P |
1281 | |
1282 | buf = CDR_getBuffer(); | |
1283 | if (buf == NULL) | |
1284 | cdr.RErr = -1; | |
1285 | ||
1286 | if (cdr.RErr == -1) { | |
8b380e97 | 1287 | CDR_LOG_I("cdrReadInterrupt() Log: err\n"); |
ef79bbde P |
1288 | memset(cdr.Transfer, 0, DATA_SIZE); |
1289 | cdr.Stat = DiskError; | |
9f8b032d | 1290 | cdr.Result[0] |= STATUS_ERROR; |
ef79bbde P |
1291 | CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime); |
1292 | return; | |
1293 | } | |
1294 | ||
1295 | memcpy(cdr.Transfer, buf, DATA_SIZE); | |
1296 | CheckPPFCache(cdr.Transfer, cdr.Prev[0], cdr.Prev[1], cdr.Prev[2]); | |
1297 | ||
ef79bbde | 1298 | |
8b380e97 | 1299 | CDR_LOG("cdrReadInterrupt() Log: cdr.Transfer %x:%x:%x\n", cdr.Transfer[0], cdr.Transfer[1], cdr.Transfer[2]); |
ef79bbde | 1300 | |
9f8b032d | 1301 | if ((!cdr.Muted) && (cdr.Mode & MODE_STRSND) && (!Config.Xa) && (cdr.FirstSector != -1)) { // CD-XA |
1302 | // Firemen 2: Multi-XA files - briefings, cutscenes | |
1303 | if( cdr.FirstSector == 1 && (cdr.Mode & MODE_SF)==0 ) { | |
1304 | cdr.File = cdr.Transfer[4 + 0]; | |
1305 | cdr.Channel = cdr.Transfer[4 + 1]; | |
1306 | } | |
1307 | ||
ef79bbde | 1308 | if ((cdr.Transfer[4 + 2] & 0x4) && |
9f8b032d | 1309 | (cdr.Transfer[4 + 1] == cdr.Channel) && |
ef79bbde P |
1310 | (cdr.Transfer[4 + 0] == cdr.File)) { |
1311 | int ret = xa_decode_sector(&cdr.Xa, cdr.Transfer+4, cdr.FirstSector); | |
1312 | ||
1313 | if (!ret) { | |
056d6759 | 1314 | // only handle attenuator basic channel switch for now |
1315 | if (cdr.Xa.stereo) { | |
1316 | int i; | |
1317 | if ((cdr.AttenuatorLeft[0] | cdr.AttenuatorLeft[1]) | |
1318 | && !(cdr.AttenuatorRight[0] | cdr.AttenuatorRight[1])) | |
1319 | { | |
1320 | for (i = 0; i < cdr.Xa.nsamples; i++) | |
1321 | cdr.Xa.pcm[i*2 + 1] = cdr.Xa.pcm[i*2]; | |
1322 | } | |
1323 | else if (!(cdr.AttenuatorLeft[0] | cdr.AttenuatorLeft[1]) | |
1324 | && (cdr.AttenuatorRight[0] | cdr.AttenuatorRight[1])) | |
1325 | { | |
1326 | for (i = 0; i < cdr.Xa.nsamples; i++) | |
1327 | cdr.Xa.pcm[i*2] = cdr.Xa.pcm[i*2 + 1]; | |
1328 | } | |
1329 | } | |
1330 | ||
ef79bbde P |
1331 | SPU_playADPCMchannel(&cdr.Xa); |
1332 | cdr.FirstSector = 0; | |
9f8b032d | 1333 | |
2f246254 | 1334 | #if 0 |
9f8b032d | 1335 | // Crash Team Racing: music, speech |
2f246254 | 1336 | // - done using cdda decoded buffer (spu irq) |
1337 | // - don't do here | |
9f8b032d | 1338 | |
1339 | // signal ADPCM data ready | |
94c118c3 | 1340 | setIrq(); |
2f246254 | 1341 | #endif |
ef79bbde P |
1342 | } |
1343 | else cdr.FirstSector = -1; | |
1344 | } | |
1345 | } | |
1346 | ||
1347 | cdr.SetSector[2]++; | |
9f8b032d | 1348 | if (cdr.SetSector[2] == 75) { |
1349 | cdr.SetSector[2] = 0; | |
1350 | cdr.SetSector[1]++; | |
1351 | if (cdr.SetSector[1] == 60) { | |
1352 | cdr.SetSector[1] = 0; | |
1353 | cdr.SetSector[0]++; | |
1354 | } | |
1355 | } | |
1356 | ||
1357 | cdr.Readed = 0; | |
1358 | ||
a34a2445 | 1359 | CDREAD_INT((cdr.Mode & MODE_SPEED) ? (cdReadTime / 2) : cdReadTime); |
9f8b032d | 1360 | |
1361 | /* | |
1362 | Croc 2: $40 - only FORM1 (*) | |
1363 | Judge Dredd: $C8 - only FORM1 (*) | |
1364 | Sim Theme Park - no adpcm at all (zero) | |
1365 | */ | |
1366 | ||
a34a2445 | 1367 | if (!(cdr.Mode & MODE_STRSND) || !(cdr.Transfer[4+2] & 0x4)) { |
9f8b032d | 1368 | cdr.Stat = DataReady; |
a34a2445 | 1369 | setIrq(); |
ef79bbde | 1370 | } |
9f8b032d | 1371 | |
1372 | Check_Shell(0); | |
ef79bbde P |
1373 | } |
1374 | ||
1375 | /* | |
1376 | cdrRead0: | |
94c118c3 | 1377 | bit 0,1 - mode |
ef79bbde P |
1378 | bit 2 - unknown |
1379 | bit 3 - unknown | |
1380 | bit 4 - unknown | |
1381 | bit 5 - 1 result ready | |
1382 | bit 6 - 1 dma ready | |
1383 | bit 7 - 1 command being processed | |
1384 | */ | |
1385 | ||
1386 | unsigned char cdrRead0(void) { | |
1387 | if (cdr.ResultReady) | |
1388 | cdr.Ctrl |= 0x20; | |
1389 | else | |
1390 | cdr.Ctrl &= ~0x20; | |
1391 | ||
1392 | if (cdr.OCUP) | |
1393 | cdr.Ctrl |= 0x40; | |
1394 | // else | |
1395 | // cdr.Ctrl &= ~0x40; | |
1396 | ||
1397 | // What means the 0x10 and the 0x08 bits? I only saw it used by the bios | |
1398 | cdr.Ctrl |= 0x18; | |
1399 | ||
8b380e97 | 1400 | CDR_LOG_IO("cdr r0: %02x\n", cdr.Ctrl); |
ef79bbde P |
1401 | |
1402 | return psxHu8(0x1800) = cdr.Ctrl; | |
1403 | } | |
1404 | ||
ef79bbde | 1405 | void cdrWrite0(unsigned char rt) { |
8b380e97 | 1406 | CDR_LOG_IO("cdr w0: %02x\n", rt); |
1407 | ||
50b13be9 | 1408 | cdr.Ctrl = (rt & 3) | (cdr.Ctrl & ~3); |
ef79bbde P |
1409 | } |
1410 | ||
1411 | unsigned char cdrRead1(void) { | |
94c118c3 | 1412 | if ((cdr.ResultP & 0xf) < cdr.ResultC) |
9f8b032d | 1413 | psxHu8(0x1801) = cdr.Result[cdr.ResultP & 0xf]; |
94c118c3 | 1414 | else |
ef79bbde | 1415 | psxHu8(0x1801) = 0; |
94c118c3 | 1416 | cdr.ResultP++; |
1417 | if (cdr.ResultP == cdr.ResultC) | |
1418 | cdr.ResultReady = 0; | |
1419 | ||
8b380e97 | 1420 | CDR_LOG_IO("cdr r1: %02x\n", psxHu8(0x1801)); |
1421 | ||
ef79bbde P |
1422 | return psxHu8(0x1801); |
1423 | } | |
1424 | ||
1425 | void cdrWrite1(unsigned char rt) { | |
305c8c93 | 1426 | u8 set_loc[3]; |
ef79bbde P |
1427 | int i; |
1428 | ||
8b380e97 | 1429 | CDR_LOG_IO("cdr w1: %02x\n", rt); |
9f8b032d | 1430 | |
94c118c3 | 1431 | switch (cdr.Ctrl & 3) { |
1432 | case 0: | |
1433 | break; | |
1434 | case 3: | |
1435 | cdr.AttenuatorRight[1] = rt; | |
1436 | return; | |
1437 | default: | |
1438 | return; | |
9f8b032d | 1439 | } |
1440 | ||
9f8b032d | 1441 | cdr.Cmd = rt; |
ef79bbde P |
1442 | cdr.OCUP = 0; |
1443 | ||
8b380e97 | 1444 | #ifdef CDR_LOG_CMD_IRQ |
ef79bbde P |
1445 | SysPrintf("cdrWrite1() Log: CD1 write: %x (%s)", rt, CmdName[rt]); |
1446 | if (cdr.ParamC) { | |
1447 | SysPrintf(" Param[%d] = {", cdr.ParamC); | |
1448 | for (i = 0; i < cdr.ParamC; i++) | |
1449 | SysPrintf(" %x,", cdr.Param[i]); | |
1450 | SysPrintf("}\n"); | |
1451 | } else { | |
1452 | SysPrintf("\n"); | |
1453 | } | |
1454 | #endif | |
1455 | ||
2daaaae3 | 1456 | cdr.ResultReady = 0; |
94c118c3 | 1457 | cdr.Ctrl |= 0x80; |
1458 | // cdr.Stat = NoIntr; | |
1459 | AddIrqQueue(cdr.Cmd, 0x800); | |
2daaaae3 | 1460 | |
9f8b032d | 1461 | switch (cdr.Cmd) { |
94c118c3 | 1462 | case CdlSync: |
1463 | case CdlNop: | |
1464 | case CdlForward: | |
1465 | case CdlBackward: | |
1466 | case CdlReadT: | |
1467 | case CdlTest: | |
1468 | case CdlID: | |
1469 | case CdlReadToc: | |
1470 | case CdlGetmode: | |
1471 | case CdlGetlocL: | |
1472 | case CdlGetlocP: | |
1473 | case CdlGetTD: | |
1474 | break; | |
ef79bbde | 1475 | |
94c118c3 | 1476 | case CdlSetloc: |
9f8b032d | 1477 | StopReading(); |
9f8b032d | 1478 | for (i = 0; i < 3; i++) |
914722b2 | 1479 | set_loc[i] = btoi(cdr.Param[i]); |
39df67df | 1480 | |
914722b2 | 1481 | i = abs(msf2sec(cdr.SetSector) - msf2sec(set_loc)); |
1482 | if (i > 16) | |
94c118c3 | 1483 | cdr.Seeked = SEEK_PENDING; |
39df67df | 1484 | |
914722b2 | 1485 | memcpy(cdr.SetSector, set_loc, 3); |
94c118c3 | 1486 | cdr.SetSector[3] = 0; |
1487 | break; | |
ef79bbde | 1488 | |
94c118c3 | 1489 | case CdlPlay: |
9f8b032d | 1490 | // Vib Ribbon: try same track again |
1491 | StopCdda(); | |
1492 | ||
1493 | if (!cdr.SetSector[0] & !cdr.SetSector[1] & !cdr.SetSector[2]) { | |
1494 | if (CDR_getTN(cdr.ResultTN) != -1) { | |
1495 | if (cdr.CurTrack > cdr.ResultTN[1]) | |
1496 | cdr.CurTrack = cdr.ResultTN[1]; | |
1497 | if (CDR_getTD((unsigned char)(cdr.CurTrack), cdr.ResultTD) != -1) { | |
1498 | int tmp = cdr.ResultTD[2]; | |
1499 | cdr.ResultTD[2] = cdr.ResultTD[0]; | |
1500 | cdr.ResultTD[0] = tmp; | |
1501 | if (!Config.Cdda) CDR_play(cdr.ResultTD); | |
1502 | } | |
ef79bbde | 1503 | } |
9f8b032d | 1504 | } else if (!Config.Cdda) { |
1505 | CDR_play(cdr.SetSector); | |
1506 | } | |
1507 | ||
1508 | // Vib Ribbon - decoded buffer IRQ for CDDA reading | |
1509 | // - fixes ribbon timing + music CD mode | |
1510 | //TODO? | |
1511 | //CDRDBUF_INT( PSXCLK / 44100 * 0x100 ); | |
1512 | ||
9f8b032d | 1513 | cdr.Play = TRUE; |
1514 | ||
1515 | cdr.StatP |= STATUS_SEEK; | |
1516 | cdr.StatP &= ~STATUS_ROTATING; | |
94c118c3 | 1517 | break; |
9f8b032d | 1518 | |
94c118c3 | 1519 | case CdlReadN: |
9f8b032d | 1520 | StopReading(); |
94c118c3 | 1521 | cdr.Reading = 1; |
1522 | cdr.FirstSector = 1; | |
1523 | cdr.Readed = 0xff; | |
9f8b032d | 1524 | break; |
ef79bbde | 1525 | |
94c118c3 | 1526 | case CdlStandby: |
9f8b032d | 1527 | StopCdda(); |
1528 | StopReading(); | |
94c118c3 | 1529 | break; |
ef79bbde | 1530 | |
94c118c3 | 1531 | case CdlStop: |
9f8b032d | 1532 | // GameShark CD Player: Reset CDDA to track start |
1533 | if( cdr.Play && CDR_getStatus(&stat) != -1 ) { | |
1534 | cdr.SetSectorPlay[0] = stat.Time[0]; | |
1535 | cdr.SetSectorPlay[1] = stat.Time[1]; | |
1536 | cdr.SetSectorPlay[2] = stat.Time[2]; | |
1537 | ||
1538 | Find_CurTrack(); | |
1539 | ||
9f8b032d | 1540 | // grab time for current track |
1541 | CDR_getTD((u8)(cdr.CurTrack), cdr.ResultTD); | |
1542 | ||
1543 | cdr.SetSectorPlay[0] = cdr.ResultTD[2]; | |
1544 | cdr.SetSectorPlay[1] = cdr.ResultTD[1]; | |
1545 | cdr.SetSectorPlay[2] = cdr.ResultTD[0]; | |
1546 | } | |
1547 | ||
1548 | StopCdda(); | |
1549 | StopReading(); | |
94c118c3 | 1550 | break; |
9f8b032d | 1551 | |
94c118c3 | 1552 | case CdlPause: |
9f8b032d | 1553 | /* |
1554 | GameShark CD Player: save time for resume | |
1555 | ||
aa1f7284 | 1556 | Twisted Metal - World Tour: don't mix Setloc / CdlPlay cursors |
1557 | */ | |
ef79bbde | 1558 | |
9f8b032d | 1559 | StopCdda(); |
1560 | StopReading(); | |
9f8b032d | 1561 | break; |
1562 | ||
1563 | case CdlReset: | |
94c118c3 | 1564 | case CdlInit: |
39df67df | 1565 | cdr.Seeked = SEEK_DONE; |
9f8b032d | 1566 | StopCdda(); |
1567 | StopReading(); | |
94c118c3 | 1568 | break; |
9f8b032d | 1569 | |
94c118c3 | 1570 | case CdlMute: |
1571 | cdr.Muted = TRUE; | |
9f8b032d | 1572 | // Duke Nukem - Time to Kill |
1573 | // - do not directly set cd-xa volume | |
1574 | //SPU_writeRegister( H_CDLeft, 0x0000 ); | |
1575 | //SPU_writeRegister( H_CDRight, 0x0000 ); | |
94c118c3 | 1576 | break; |
ef79bbde | 1577 | |
94c118c3 | 1578 | case CdlDemute: |
1579 | cdr.Muted = FALSE; | |
9f8b032d | 1580 | |
1581 | // Duke Nukem - Time to Kill | |
1582 | // - do not directly set cd-xa volume | |
1583 | //SPU_writeRegister( H_CDLeft, 0x7f00 ); | |
1584 | //SPU_writeRegister( H_CDRight, 0x7f00 ); | |
94c118c3 | 1585 | break; |
ef79bbde P |
1586 | |
1587 | case CdlSetfilter: | |
1588 | cdr.File = cdr.Param[0]; | |
1589 | cdr.Channel = cdr.Param[1]; | |
ef79bbde P |
1590 | break; |
1591 | ||
1592 | case CdlSetmode: | |
9f8b032d | 1593 | CDR_LOG("cdrWrite1() Log: Setmode %x\n", cdr.Param[0]); |
8b380e97 | 1594 | |
ef79bbde | 1595 | cdr.Mode = cdr.Param[0]; |
9f8b032d | 1596 | |
1597 | // Squaresoft on PlayStation 1998 Collector's CD Vol. 1 | |
1598 | // - fixes choppy movie sound | |
1599 | if( cdr.Play && (cdr.Mode & MODE_CDDA) == 0 ) | |
1600 | StopCdda(); | |
ef79bbde P |
1601 | break; |
1602 | ||
ef79bbde | 1603 | case CdlGetTN: |
9f8b032d | 1604 | //AddIrqQueue(cdr.Cmd, 0x800); |
1605 | ||
1606 | // GameShark CDX CD Player: very long time | |
1607 | AddIrqQueue(cdr.Cmd, 0x100000); | |
1608 | break; | |
ef79bbde | 1609 | |
ef79bbde | 1610 | case CdlSeekL: |
ef79bbde | 1611 | case CdlSeekP: |
9f8b032d | 1612 | // Tomb Raider 2 - reset cdda |
1613 | StopCdda(); | |
1614 | StopReading(); | |
9f8b032d | 1615 | break; |
1616 | ||
ef79bbde | 1617 | case CdlReadS: |
9f8b032d | 1618 | StopReading(); |
94c118c3 | 1619 | cdr.Reading = 2; |
1620 | cdr.FirstSector = 1; | |
1621 | cdr.Readed = 0xff; | |
9f8b032d | 1622 | break; |
ef79bbde | 1623 | |
94c118c3 | 1624 | default: |
2daaaae3 | 1625 | cdr.ParamC = 0; |
8b380e97 | 1626 | CDR_LOG_I("cdrWrite1() Log: Unknown command: %x\n", cdr.Cmd); |
9f8b032d | 1627 | return; |
1628 | } | |
ef79bbde P |
1629 | } |
1630 | ||
1631 | unsigned char cdrRead2(void) { | |
1632 | unsigned char ret; | |
1633 | ||
1634 | if (cdr.Readed == 0) { | |
1635 | ret = 0; | |
1636 | } else { | |
8e1040b6 | 1637 | ret = *pTransfer++; |
ef79bbde P |
1638 | } |
1639 | ||
8b380e97 | 1640 | CDR_LOG_IO("cdr r2: %02x\n", ret); |
ef79bbde P |
1641 | return ret; |
1642 | } | |
1643 | ||
1644 | void cdrWrite2(unsigned char rt) { | |
8b380e97 | 1645 | CDR_LOG_IO("cdr w2: %02x\n", rt); |
9f8b032d | 1646 | |
94c118c3 | 1647 | switch (cdr.Ctrl & 3) { |
1648 | case 0: | |
1649 | if (cdr.ParamC < 8) // FIXME: size and wrapping | |
1650 | cdr.Param[cdr.ParamC++] = rt; | |
1651 | return; | |
1652 | case 1: | |
1653 | cdr.Reg2 = rt; | |
1654 | setIrq(); | |
1655 | return; | |
1656 | case 2: | |
056d6759 | 1657 | cdr.AttenuatorLeft[0] = rt; |
94c118c3 | 1658 | return; |
1659 | case 3: | |
1660 | cdr.AttenuatorRight[0] = rt; | |
1661 | return; | |
ef79bbde P |
1662 | } |
1663 | } | |
1664 | ||
1665 | unsigned char cdrRead3(void) { | |
94c118c3 | 1666 | if (cdr.Ctrl & 0x1) |
1667 | psxHu8(0x1803) = cdr.Stat | 0xE0; | |
1668 | else | |
1669 | psxHu8(0x1803) = cdr.Reg2 | 0xE0; | |
8b380e97 | 1670 | |
1671 | CDR_LOG_IO("cdr r3: %02x\n", psxHu8(0x1803)); | |
ef79bbde P |
1672 | return psxHu8(0x1803); |
1673 | } | |
1674 | ||
1675 | void cdrWrite3(unsigned char rt) { | |
8b380e97 | 1676 | CDR_LOG_IO("cdr w3: %02x\n", rt); |
056d6759 | 1677 | |
94c118c3 | 1678 | switch (cdr.Ctrl & 3) { |
1679 | case 0: | |
a34a2445 | 1680 | break; // transfer |
94c118c3 | 1681 | case 1: |
a34a2445 | 1682 | cdr.Stat &= ~rt; |
1683 | ||
1684 | if (rt & 0x40) | |
1685 | cdr.ParamC = 0; | |
1686 | return; | |
94c118c3 | 1687 | case 2: |
9f8b032d | 1688 | cdr.AttenuatorLeft[1] = rt; |
94c118c3 | 1689 | return; |
1690 | case 3: | |
1691 | if (rt == 0x20) | |
9f8b032d | 1692 | CDR_LOG( "CD-XA Volume: %X %X | %X %X\n", |
1693 | cdr.AttenuatorLeft[0], cdr.AttenuatorLeft[1], | |
1694 | cdr.AttenuatorRight[0], cdr.AttenuatorRight[1] ); | |
94c118c3 | 1695 | return; |
9f8b032d | 1696 | } |
056d6759 | 1697 | |
94c118c3 | 1698 | if ((rt & 0x80) && cdr.Readed == 0) { |
ef79bbde | 1699 | cdr.Readed = 1; |
8e1040b6 | 1700 | pTransfer = cdr.Transfer; |
ef79bbde P |
1701 | |
1702 | switch (cdr.Mode & 0x30) { | |
9f8b032d | 1703 | case MODE_SIZE_2328: |
ef79bbde | 1704 | case 0x00: |
8e1040b6 | 1705 | pTransfer += 12; |
ef79bbde | 1706 | break; |
9f8b032d | 1707 | |
1708 | case MODE_SIZE_2340: | |
8e1040b6 | 1709 | pTransfer += 0; |
9f8b032d | 1710 | break; |
1711 | ||
ef79bbde P |
1712 | default: |
1713 | break; | |
1714 | } | |
1715 | } | |
1716 | } | |
1717 | ||
1718 | void psxDma3(u32 madr, u32 bcr, u32 chcr) { | |
1719 | u32 cdsize; | |
c7071c43 | 1720 | int size; |
ef79bbde P |
1721 | u8 *ptr; |
1722 | ||
ef79bbde | 1723 | CDR_LOG("psxDma3() Log: *** DMA 3 *** %x addr = %x size = %x\n", chcr, madr, bcr); |
ef79bbde P |
1724 | |
1725 | switch (chcr) { | |
1726 | case 0x11000000: | |
1727 | case 0x11400100: | |
1728 | if (cdr.Readed == 0) { | |
ef79bbde | 1729 | CDR_LOG("psxDma3() Log: *** DMA 3 *** NOT READY\n"); |
ef79bbde P |
1730 | break; |
1731 | } | |
1732 | ||
1733 | cdsize = (bcr & 0xffff) * 4; | |
1734 | ||
9f8b032d | 1735 | // Ape Escape: bcr = 0001 / 0000 |
1736 | // - fix boot | |
1737 | if( cdsize == 0 ) | |
1738 | { | |
1739 | switch (cdr.Mode & 0x30) { | |
1740 | case 0x00: cdsize = 2048; break; | |
1741 | case MODE_SIZE_2328: cdsize = 2328; break; | |
1742 | case MODE_SIZE_2340: cdsize = 2340; break; | |
1743 | } | |
1744 | } | |
1745 | ||
1746 | ||
ef79bbde P |
1747 | ptr = (u8 *)PSXM(madr); |
1748 | if (ptr == NULL) { | |
ef79bbde | 1749 | CDR_LOG("psxDma3() Log: *** DMA 3 *** NULL Pointer!\n"); |
ef79bbde P |
1750 | break; |
1751 | } | |
9f8b032d | 1752 | |
1753 | /* | |
1754 | GS CDX: Enhancement CD crash | |
1755 | - Setloc 0:0:0 | |
1756 | - CdlPlay | |
1757 | - Spams DMA3 and gets buffer overrun | |
1758 | */ | |
8e1040b6 | 1759 | size = CD_FRAMESIZE_RAW - (pTransfer - cdr.Transfer); |
c7071c43 | 1760 | if (size > cdsize) |
1761 | size = cdsize; | |
1762 | if (size > 0) | |
9f8b032d | 1763 | { |
8e1040b6 | 1764 | memcpy(ptr, pTransfer, size); |
9f8b032d | 1765 | } |
1766 | ||
ef79bbde | 1767 | psxCpu->Clear(madr, cdsize / 4); |
8e1040b6 | 1768 | pTransfer += cdsize; |
9f8b032d | 1769 | |
1770 | ||
1771 | // burst vs normal | |
1772 | if( chcr == 0x11400100 ) { | |
1773 | CDRDMA_INT( (cdsize/4) / 4 ); | |
1774 | } | |
1775 | else if( chcr == 0x11000000 ) { | |
1776 | CDRDMA_INT( (cdsize/4) * 1 ); | |
1777 | } | |
1778 | return; | |
1779 | ||
ef79bbde | 1780 | default: |
ef79bbde | 1781 | CDR_LOG("psxDma3() Log: Unknown cddma %x\n", chcr); |
ef79bbde P |
1782 | break; |
1783 | } | |
1784 | ||
1785 | HW_DMA3_CHCR &= SWAP32(~0x01000000); | |
1786 | DMA_INTERRUPT(3); | |
1787 | } | |
1788 | ||
9f8b032d | 1789 | void cdrDmaInterrupt() |
1790 | { | |
ad418c19 | 1791 | if (HW_DMA3_CHCR & SWAP32(0x01000000)) |
1792 | { | |
1793 | HW_DMA3_CHCR &= SWAP32(~0x01000000); | |
1794 | DMA_INTERRUPT(3); | |
1795 | } | |
9f8b032d | 1796 | } |
1797 | ||
ef79bbde P |
1798 | void cdrReset() { |
1799 | memset(&cdr, 0, sizeof(cdr)); | |
1800 | cdr.CurTrack = 1; | |
1801 | cdr.File = 1; | |
1802 | cdr.Channel = 1; | |
8e1040b6 | 1803 | pTransfer = cdr.Transfer; |
056d6759 | 1804 | |
1805 | // BIOS player - default values | |
1806 | cdr.AttenuatorLeft[0] = 0x80; | |
1807 | cdr.AttenuatorLeft[1] = 0x00; | |
94c118c3 | 1808 | cdr.AttenuatorRight[0] = 0x00; |
1809 | cdr.AttenuatorRight[1] = 0x80; | |
ef79bbde P |
1810 | } |
1811 | ||
496d88d4 | 1812 | int cdrFreeze(void *f, int Mode) { |
8e1040b6 | 1813 | u32 tmp; |
ef79bbde | 1814 | |
9f8b032d | 1815 | if( Mode == 0 ) { |
1816 | StopCdda(); | |
1817 | } | |
1818 | ||
1819 | gzfreeze(&cdr, sizeof(cdr)); | |
1820 | ||
94c118c3 | 1821 | if (Mode == 1) { |
1822 | cdr.ParamP = cdr.ParamC; | |
8e1040b6 | 1823 | tmp = pTransfer - cdr.Transfer; |
94c118c3 | 1824 | } |
ef79bbde P |
1825 | |
1826 | gzfreeze(&tmp, sizeof(tmp)); | |
1827 | ||
42f3c512 | 1828 | if (Mode == 0) { |
8e1040b6 | 1829 | pTransfer = cdr.Transfer + tmp; |
ef79bbde | 1830 | |
42f3c512 | 1831 | if (cdr.Play && !Config.Cdda) |
1832 | CDR_play(cdr.SetSectorPlay); | |
1833 | } | |
1834 | ||
ef79bbde P |
1835 | return 0; |
1836 | } | |
9f8b032d | 1837 | |
1838 | void LidInterrupt() { | |
1839 | cdr.LidCheck = 0x20; // start checker | |
1840 | ||
1841 | CDRLID_INT( cdReadTime * 3 ); | |
a34a2445 | 1842 | |
9f8b032d | 1843 | // generate interrupt if none active - open or close |
1844 | if (cdr.Irq == 0 || cdr.Irq == 0xff) { | |
1845 | cdr.Ctrl |= 0x80; | |
1846 | cdr.Stat = NoIntr; | |
1847 | AddIrqQueue(CdlNop, 0x800); | |
1848 | } | |
1849 | } |