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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., * | |
22bbabf6 | 17 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * |
ef79bbde P |
18 | ***************************************************************************/ |
19 | ||
22bbabf6 | 20 | /* |
ef79bbde P |
21 | * Handles all CD-ROM registers and functions. |
22 | */ | |
23 | ||
0eacae49 | 24 | #include <assert.h> |
ef79bbde | 25 | #include "cdrom.h" |
584fc319 | 26 | #include "misc.h" |
ef79bbde | 27 | #include "ppf.h" |
9f8b032d | 28 | #include "psxdma.h" |
c6a249e3 | 29 | #include "psxevents.h" |
8f2bb0cb | 30 | #include "arm_features.h" |
ef79bbde | 31 | |
8b380e97 | 32 | /* logging */ |
33 | #if 0 | |
34 | #define CDR_LOG SysPrintf | |
35 | #else | |
36 | #define CDR_LOG(...) | |
37 | #endif | |
38 | #if 0 | |
39 | #define CDR_LOG_I SysPrintf | |
40 | #else | |
4d74a45a | 41 | #define CDR_LOG_I(fmt, ...) \ |
42 | log_unhandled("%u cdrom: " fmt, psxRegs.cycle, ##__VA_ARGS__) | |
8b380e97 | 43 | #endif |
44 | #if 0 | |
45 | #define CDR_LOG_IO SysPrintf | |
46 | #else | |
47 | #define CDR_LOG_IO(...) | |
48 | #endif | |
49 | //#define CDR_LOG_CMD_IRQ | |
50 | ||
e7acd858 | 51 | static struct { |
5c96969c | 52 | // unused members maintain savesate compatibility |
53 | unsigned char unused0; | |
54 | unsigned char unused1; | |
f8f71331 | 55 | unsigned char IrqMask; |
5c96969c | 56 | unsigned char unused2; |
e7acd858 | 57 | unsigned char Ctrl; |
f8f71331 | 58 | unsigned char IrqStat; |
e7acd858 | 59 | |
60 | unsigned char StatP; | |
61 | ||
62 | unsigned char Transfer[DATA_SIZE]; | |
63 | struct { | |
64 | unsigned char Track; | |
65 | unsigned char Index; | |
66 | unsigned char Relative[3]; | |
67 | unsigned char Absolute[3]; | |
68 | } subq; | |
69 | unsigned char TrackChanged; | |
bbcd0c29 | 70 | unsigned char ReportDelay; |
639a3501 | 71 | unsigned char PhysCdPropagations; |
b524c671 | 72 | unsigned short sectorsRead; |
e7acd858 | 73 | unsigned int freeze_ver; |
74 | ||
75 | unsigned char Prev[4]; | |
76 | unsigned char Param[8]; | |
77 | unsigned char Result[16]; | |
78 | ||
79 | unsigned char ParamC; | |
80 | unsigned char ParamP; | |
81 | unsigned char ResultC; | |
82 | unsigned char ResultP; | |
83 | unsigned char ResultReady; | |
84 | unsigned char Cmd; | |
0eacae49 | 85 | unsigned char SubqForwardSectors; |
e7acd858 | 86 | unsigned char SetlocPending; |
87 | u32 Reading; | |
88 | ||
89 | unsigned char ResultTN[6]; | |
90 | unsigned char ResultTD[4]; | |
91 | unsigned char SetSectorPlay[4]; | |
92 | unsigned char SetSectorEnd[4]; | |
93 | unsigned char SetSector[4]; | |
94 | unsigned char Track; | |
95 | boolean Play, Muted; | |
96 | int CurTrack; | |
78ce9be9 | 97 | unsigned char Mode; |
98 | unsigned char FileChannelSelected; | |
99 | unsigned char CurFile, CurChannel; | |
100 | int FilterFile, FilterChannel; | |
3c2583a6 | 101 | unsigned char LocL[8]; |
78ce9be9 | 102 | int unused4; |
e7acd858 | 103 | |
104 | xa_decode_t Xa; | |
105 | ||
e411faef | 106 | u16 FifoOffset; |
107 | u16 FifoSize; | |
e7acd858 | 108 | |
5c96969c | 109 | u16 CmdInProgress; |
f55c59b7 | 110 | u8 Irq1Pending; |
78ce9be9 | 111 | u8 AdpcmActive; |
3b8815fb | 112 | u32 LastReadSeekCycles; |
e7acd858 | 113 | |
e5cb0939 | 114 | u8 RetryDetected; |
e7acd858 | 115 | |
5d014c26 | 116 | u8 DriveState; // enum drive_state |
e7acd858 | 117 | u8 FastForward; |
118 | u8 FastBackward; | |
14c8b56a | 119 | u8 errorRetryhack; |
e7acd858 | 120 | |
121 | u8 AttenuatorLeftToLeft, AttenuatorLeftToRight; | |
122 | u8 AttenuatorRightToRight, AttenuatorRightToLeft; | |
123 | u8 AttenuatorLeftToLeftT, AttenuatorLeftToRightT; | |
124 | u8 AttenuatorRightToRightT, AttenuatorRightToLeftT; | |
125 | } cdr; | |
66425c25 | 126 | static s16 read_buf[CD_FRAMESIZE_RAW/2]; |
ef79bbde P |
127 | |
128 | /* CD-ROM magic numbers */ | |
2e88c317 | 129 | #define CdlSync 0 /* nocash documentation : "Uh, actually, returns error code 40h = Invalid Command...?" */ |
ef79bbde P |
130 | #define CdlNop 1 |
131 | #define CdlSetloc 2 | |
132 | #define CdlPlay 3 | |
133 | #define CdlForward 4 | |
134 | #define CdlBackward 5 | |
135 | #define CdlReadN 6 | |
136 | #define CdlStandby 7 | |
137 | #define CdlStop 8 | |
138 | #define CdlPause 9 | |
8399ca33 | 139 | #define CdlReset 10 |
ef79bbde P |
140 | #define CdlMute 11 |
141 | #define CdlDemute 12 | |
142 | #define CdlSetfilter 13 | |
143 | #define CdlSetmode 14 | |
95465b97 | 144 | #define CdlGetparam 15 |
ef79bbde P |
145 | #define CdlGetlocL 16 |
146 | #define CdlGetlocP 17 | |
147 | #define CdlReadT 18 | |
148 | #define CdlGetTN 19 | |
149 | #define CdlGetTD 20 | |
150 | #define CdlSeekL 21 | |
151 | #define CdlSeekP 22 | |
152 | #define CdlSetclock 23 | |
153 | #define CdlGetclock 24 | |
154 | #define CdlTest 25 | |
155 | #define CdlID 26 | |
156 | #define CdlReadS 27 | |
8399ca33 | 157 | #define CdlInit 28 |
e4268a49 | 158 | #define CdlGetQ 29 |
ef79bbde P |
159 | #define CdlReadToc 30 |
160 | ||
e7acd858 | 161 | #ifdef CDR_LOG_CMD_IRQ |
162 | static const char * const CmdName[0x100] = { | |
ef79bbde P |
163 | "CdlSync", "CdlNop", "CdlSetloc", "CdlPlay", |
164 | "CdlForward", "CdlBackward", "CdlReadN", "CdlStandby", | |
2e88c317 | 165 | "CdlStop", "CdlPause", "CdlReset", "CdlMute", |
95465b97 | 166 | "CdlDemute", "CdlSetfilter", "CdlSetmode", "CdlGetparam", |
ef79bbde P |
167 | "CdlGetlocL", "CdlGetlocP", "CdlReadT", "CdlGetTN", |
168 | "CdlGetTD", "CdlSeekL", "CdlSeekP", "CdlSetclock", | |
169 | "CdlGetclock", "CdlTest", "CdlID", "CdlReadS", | |
2e88c317 | 170 | "CdlInit", NULL, "CDlReadToc", NULL |
ef79bbde | 171 | }; |
e7acd858 | 172 | #endif |
ef79bbde P |
173 | |
174 | unsigned char Test04[] = { 0 }; | |
175 | unsigned char Test05[] = { 0 }; | |
176 | unsigned char Test20[] = { 0x98, 0x06, 0x10, 0xC3 }; | |
177 | unsigned char Test22[] = { 0x66, 0x6F, 0x72, 0x20, 0x45, 0x75, 0x72, 0x6F }; | |
178 | unsigned char Test23[] = { 0x43, 0x58, 0x44, 0x32, 0x39 ,0x34, 0x30, 0x51 }; | |
179 | ||
f8f71331 | 180 | // cdr.IrqStat: |
9f8b032d | 181 | #define NoIntr 0 |
182 | #define DataReady 1 | |
183 | #define Complete 2 | |
184 | #define Acknowledge 3 | |
185 | #define DataEnd 4 | |
186 | #define DiskError 5 | |
187 | ||
188 | /* Modes flags */ | |
189 | #define MODE_SPEED (1<<7) // 0x80 | |
190 | #define MODE_STRSND (1<<6) // 0x40 ADPCM on/off | |
191 | #define MODE_SIZE_2340 (1<<5) // 0x20 | |
192 | #define MODE_SIZE_2328 (1<<4) // 0x10 | |
cd0c9f5b | 193 | #define MODE_SIZE_2048 (0<<4) // 0x00 |
9f8b032d | 194 | #define MODE_SF (1<<3) // 0x08 channel on/off |
195 | #define MODE_REPORT (1<<2) // 0x04 | |
196 | #define MODE_AUTOPAUSE (1<<1) // 0x02 | |
197 | #define MODE_CDDA (1<<0) // 0x01 | |
198 | ||
199 | /* Status flags */ | |
200 | #define STATUS_PLAY (1<<7) // 0x80 | |
201 | #define STATUS_SEEK (1<<6) // 0x40 | |
202 | #define STATUS_READ (1<<5) // 0x20 | |
203 | #define STATUS_SHELLOPEN (1<<4) // 0x10 | |
204 | #define STATUS_UNKNOWN3 (1<<3) // 0x08 | |
1b092fd9 | 205 | #define STATUS_SEEKERROR (1<<2) // 0x04 |
9f8b032d | 206 | #define STATUS_ROTATING (1<<1) // 0x02 |
207 | #define STATUS_ERROR (1<<0) // 0x01 | |
208 | ||
e4268a49 | 209 | /* Errors */ |
003cfc63 | 210 | #define ERROR_NOTREADY (1<<7) // 0x80 |
e4268a49 | 211 | #define ERROR_INVALIDCMD (1<<6) // 0x40 |
f8f71331 | 212 | #define ERROR_BAD_ARGNUM (1<<5) // 0x20 |
213 | #define ERROR_BAD_ARGVAL (1<<4) // 0x10 | |
1b092fd9 | 214 | #define ERROR_SHELLOPEN (1<<3) // 0x08 |
9f8b032d | 215 | |
ef79bbde P |
216 | // 1x = 75 sectors per second |
217 | // PSXCLK = 1 sec in the ps | |
218 | // so (PSXCLK / 75) = cdr read time (linuzappz) | |
219 | #define cdReadTime (PSXCLK / 75) | |
220 | ||
3c2583a6 | 221 | #define LOCL_INVALID 0xff |
0eacae49 | 222 | #define SUBQ_FORWARD_SECTORS 2u |
3c2583a6 | 223 | |
80f91a20 | 224 | enum drive_state { |
5d014c26 | 225 | DRIVESTATE_STANDBY = 0, // different from paused |
80f91a20 | 226 | DRIVESTATE_LID_OPEN, |
227 | DRIVESTATE_RESCAN_CD, | |
228 | DRIVESTATE_PREPARE_CD, | |
e4268a49 | 229 | DRIVESTATE_STOPPED, |
5d014c26 | 230 | DRIVESTATE_PAUSED, |
231 | DRIVESTATE_PLAY_READ, | |
232 | DRIVESTATE_SEEK, | |
80f91a20 | 233 | }; |
234 | ||
4452ed9a | 235 | static struct CdrStat cdr_stat; |
ef79bbde | 236 | |
fffad32e | 237 | static unsigned int msf2sec(const u8 *msf) { |
9f8b032d | 238 | return ((msf[0] * 60 + msf[1]) * 75) + msf[2]; |
239 | } | |
240 | ||
fffad32e | 241 | // for that weird psemu API.. |
242 | static unsigned int fsm2sec(const u8 *msf) { | |
243 | return ((msf[2] * 60 + msf[1]) * 75) + msf[0]; | |
244 | } | |
245 | ||
305c8c93 | 246 | static void sec2msf(unsigned int s, u8 *msf) { |
9f8b032d | 247 | msf[0] = s / 75 / 60; |
248 | s = s - msf[0] * 75 * 60; | |
249 | msf[1] = s / 75; | |
250 | s = s - msf[1] * 75; | |
251 | msf[2] = s; | |
252 | } | |
253 | ||
c4e62180 | 254 | // cdrPlayReadInterrupt |
255 | #define CDRPLAYREAD_INT(eCycle, isFirst) { \ | |
9a1338bc | 256 | u32 e_ = eCycle; \ |
d28b54b1 | 257 | psxRegs.interrupt |= (1 << PSXINT_CDREAD); \ |
9a1338bc | 258 | if (isFirst) \ |
259 | psxRegs.intCycle[PSXINT_CDREAD].sCycle = psxRegs.cycle; \ | |
260 | else \ | |
261 | psxRegs.intCycle[PSXINT_CDREAD].sCycle += psxRegs.intCycle[PSXINT_CDREAD].cycle; \ | |
262 | psxRegs.intCycle[PSXINT_CDREAD].cycle = e_; \ | |
c6a249e3 | 263 | set_event_raw_abs(PSXINT_CDREAD, psxRegs.intCycle[PSXINT_CDREAD].sCycle + e_); \ |
9f8b032d | 264 | } |
265 | ||
ef79bbde | 266 | #define StopReading() { \ |
05e5c298 | 267 | cdr.Reading = 0; \ |
268 | psxRegs.interrupt &= ~(1 << PSXINT_CDREAD); \ | |
ef79bbde P |
269 | } |
270 | ||
271 | #define StopCdda() { \ | |
05e5c298 | 272 | if (cdr.Play && !Config.Cdda) CDR_stop(); \ |
273 | cdr.Play = FALSE; \ | |
274 | cdr.FastForward = 0; \ | |
275 | cdr.FastBackward = 0; \ | |
276 | } | |
277 | ||
278 | #define SetPlaySeekRead(x, f) { \ | |
279 | x &= ~(STATUS_PLAY | STATUS_SEEK | STATUS_READ); \ | |
280 | x |= f; \ | |
ef79bbde P |
281 | } |
282 | ||
f8f71331 | 283 | #define SetResultSize_(size) { \ |
94c118c3 | 284 | cdr.ResultP = 0; \ |
ef79bbde P |
285 | cdr.ResultC = size; \ |
286 | cdr.ResultReady = 1; \ | |
287 | } | |
288 | ||
f8f71331 | 289 | #define SetResultSize(size) { \ |
290 | if (cdr.ResultP < cdr.ResultC) \ | |
291 | CDR_LOG_I("overwriting result, len=%u\n", cdr.ResultC); \ | |
292 | SetResultSize_(size); \ | |
293 | } | |
294 | ||
295 | static void setIrq(u8 irq, int log_cmd) | |
94c118c3 | 296 | { |
f8f71331 | 297 | u8 old = cdr.IrqStat & cdr.IrqMask ? 1 : 0; |
298 | u8 new_ = irq & cdr.IrqMask ? 1 : 0; | |
299 | ||
300 | cdr.IrqStat = irq; | |
301 | if ((old ^ new_) & new_) | |
94c118c3 | 302 | psxHu32ref(0x1070) |= SWAP32((u32)0x4); |
e7acd858 | 303 | |
304 | #ifdef CDR_LOG_CMD_IRQ | |
f8f71331 | 305 | if (cdr.IrqStat) |
e7acd858 | 306 | { |
307 | int i; | |
f8f71331 | 308 | CDR_LOG_I("CDR IRQ=%d cmd %02x irqstat %02x: ", |
309 | !!(cdr.IrqStat & cdr.IrqMask), log_cmd, cdr.IrqStat); | |
e7acd858 | 310 | for (i = 0; i < cdr.ResultC; i++) |
311 | SysPrintf("%02x ", cdr.Result[i]); | |
312 | SysPrintf("\n"); | |
313 | } | |
314 | #endif | |
94c118c3 | 315 | } |
9f8b032d | 316 | |
80f91a20 | 317 | // timing used in this function was taken from tests on real hardware |
318 | // (yes it's slow, but you probably don't want to modify it) | |
28eea6ac | 319 | void cdrLidSeekInterrupt(void) |
9f8b032d | 320 | { |
4d74a45a | 321 | CDR_LOG_I("%s cdr.DriveState=%d\n", __func__, cdr.DriveState); |
b4638ad9 | 322 | |
80f91a20 | 323 | switch (cdr.DriveState) { |
324 | default: | |
325 | case DRIVESTATE_STANDBY: | |
05e5c298 | 326 | StopCdda(); |
1b092fd9 | 327 | //StopReading(); |
05e5c298 | 328 | SetPlaySeekRead(cdr.StatP, 0); |
9f8b032d | 329 | |
4452ed9a | 330 | if (CDR_getStatus(&cdr_stat) == -1) |
80f91a20 | 331 | return; |
9f8b032d | 332 | |
4452ed9a | 333 | if (cdr_stat.Status & STATUS_SHELLOPEN) |
9f8b032d | 334 | { |
48e85d1b | 335 | memset(cdr.Prev, 0xff, sizeof(cdr.Prev)); |
80f91a20 | 336 | cdr.DriveState = DRIVESTATE_LID_OPEN; |
c6a249e3 | 337 | set_event(PSXINT_CDRLID, 0x800); |
80f91a20 | 338 | } |
339 | break; | |
9f8b032d | 340 | |
80f91a20 | 341 | case DRIVESTATE_LID_OPEN: |
4452ed9a PC |
342 | if (CDR_getStatus(&cdr_stat) == -1) |
343 | cdr_stat.Status &= ~STATUS_SHELLOPEN; | |
9f8b032d | 344 | |
80f91a20 | 345 | // 02, 12, 10 |
346 | if (!(cdr.StatP & STATUS_SHELLOPEN)) { | |
801a9625 | 347 | StopReading(); |
1b092fd9 | 348 | SetPlaySeekRead(cdr.StatP, 0); |
80f91a20 | 349 | cdr.StatP |= STATUS_SHELLOPEN; |
9f8b032d | 350 | |
1b092fd9 | 351 | // IIRC this sometimes doesn't happen on real hw |
352 | // (when lots of commands are sent?) | |
801a9625 | 353 | SetResultSize(2); |
354 | cdr.Result[0] = cdr.StatP | STATUS_SEEKERROR; | |
355 | cdr.Result[1] = ERROR_SHELLOPEN; | |
1b092fd9 | 356 | if (cdr.CmdInProgress) { |
357 | psxRegs.interrupt &= ~(1 << PSXINT_CDR); | |
358 | cdr.CmdInProgress = 0; | |
1b092fd9 | 359 | cdr.Result[0] = cdr.StatP | STATUS_ERROR; |
360 | cdr.Result[1] = ERROR_NOTREADY; | |
1b092fd9 | 361 | } |
801a9625 | 362 | setIrq(DiskError, 0x1006); |
9f8b032d | 363 | |
c6a249e3 | 364 | set_event(PSXINT_CDRLID, cdReadTime * 30); |
80f91a20 | 365 | break; |
9f8b032d | 366 | } |
80f91a20 | 367 | else if (cdr.StatP & STATUS_ROTATING) { |
368 | cdr.StatP &= ~STATUS_ROTATING; | |
369 | } | |
4452ed9a | 370 | else if (!(cdr_stat.Status & STATUS_SHELLOPEN)) { |
80f91a20 | 371 | // closed now |
372 | CheckCdrom(); | |
9f8b032d | 373 | |
80f91a20 | 374 | // cdr.StatP STATUS_SHELLOPEN is "sticky" |
375 | // and is only cleared by CdlNop | |
9f8b032d | 376 | |
80f91a20 | 377 | cdr.DriveState = DRIVESTATE_RESCAN_CD; |
c6a249e3 | 378 | set_event(PSXINT_CDRLID, cdReadTime * 105); |
80f91a20 | 379 | break; |
380 | } | |
9f8b032d | 381 | |
80f91a20 | 382 | // recheck for close |
c6a249e3 | 383 | set_event(PSXINT_CDRLID, cdReadTime * 3); |
80f91a20 | 384 | break; |
9f8b032d | 385 | |
80f91a20 | 386 | case DRIVESTATE_RESCAN_CD: |
387 | cdr.StatP |= STATUS_ROTATING; | |
388 | cdr.DriveState = DRIVESTATE_PREPARE_CD; | |
9f8b032d | 389 | |
80f91a20 | 390 | // this is very long on real hardware, over 6 seconds |
391 | // make it a bit faster here... | |
c6a249e3 | 392 | set_event(PSXINT_CDRLID, cdReadTime * 150); |
80f91a20 | 393 | break; |
9f8b032d | 394 | |
80f91a20 | 395 | case DRIVESTATE_PREPARE_CD: |
b4638ad9 | 396 | if (cdr.StatP & STATUS_SEEK) { |
397 | SetPlaySeekRead(cdr.StatP, 0); | |
398 | cdr.DriveState = DRIVESTATE_STANDBY; | |
399 | } | |
400 | else { | |
401 | SetPlaySeekRead(cdr.StatP, STATUS_SEEK); | |
c6a249e3 | 402 | set_event(PSXINT_CDRLID, cdReadTime * 26); |
b4638ad9 | 403 | } |
80f91a20 | 404 | break; |
9f8b032d | 405 | } |
406 | } | |
407 | ||
fffad32e | 408 | static void Find_CurTrack(const u8 *time) |
409 | { | |
410 | int current, sect; | |
9f8b032d | 411 | |
fffad32e | 412 | current = msf2sec(time); |
9f8b032d | 413 | |
fffad32e | 414 | for (cdr.CurTrack = 1; cdr.CurTrack < cdr.ResultTN[1]; cdr.CurTrack++) { |
415 | CDR_getTD(cdr.CurTrack + 1, cdr.ResultTD); | |
416 | sect = fsm2sec(cdr.ResultTD); | |
417 | if (sect - current >= 150) | |
9f8b032d | 418 | break; |
9f8b032d | 419 | } |
420 | } | |
421 | ||
73b29eeb | 422 | static void generate_subq(const u8 *time) |
423 | { | |
424 | unsigned char start[3], next[3]; | |
425 | unsigned int this_s, start_s, next_s, pregap; | |
426 | int relative_s; | |
427 | ||
428 | CDR_getTD(cdr.CurTrack, start); | |
429 | if (cdr.CurTrack + 1 <= cdr.ResultTN[1]) { | |
430 | pregap = 150; | |
431 | CDR_getTD(cdr.CurTrack + 1, next); | |
432 | } | |
433 | else { | |
434 | // last track - cd size | |
435 | pregap = 0; | |
436 | next[0] = cdr.SetSectorEnd[2]; | |
437 | next[1] = cdr.SetSectorEnd[1]; | |
438 | next[2] = cdr.SetSectorEnd[0]; | |
439 | } | |
440 | ||
441 | this_s = msf2sec(time); | |
442 | start_s = fsm2sec(start); | |
443 | next_s = fsm2sec(next); | |
444 | ||
445 | cdr.TrackChanged = FALSE; | |
446 | ||
447 | if (next_s - this_s < pregap) { | |
448 | cdr.TrackChanged = TRUE; | |
449 | cdr.CurTrack++; | |
450 | start_s = next_s; | |
451 | } | |
452 | ||
453 | cdr.subq.Index = 1; | |
454 | ||
455 | relative_s = this_s - start_s; | |
456 | if (relative_s < 0) { | |
457 | cdr.subq.Index = 0; | |
458 | relative_s = -relative_s; | |
459 | } | |
460 | sec2msf(relative_s, cdr.subq.Relative); | |
461 | ||
462 | cdr.subq.Track = itob(cdr.CurTrack); | |
463 | cdr.subq.Relative[0] = itob(cdr.subq.Relative[0]); | |
464 | cdr.subq.Relative[1] = itob(cdr.subq.Relative[1]); | |
465 | cdr.subq.Relative[2] = itob(cdr.subq.Relative[2]); | |
466 | cdr.subq.Absolute[0] = itob(time[0]); | |
467 | cdr.subq.Absolute[1] = itob(time[1]); | |
468 | cdr.subq.Absolute[2] = itob(time[2]); | |
469 | } | |
470 | ||
0eacae49 | 471 | static int ReadTrack(const u8 *time) |
472 | { | |
fffad32e | 473 | unsigned char tmp[3]; |
3c2583a6 | 474 | int read_ok; |
ef79bbde | 475 | |
fffad32e | 476 | tmp[0] = itob(time[0]); |
477 | tmp[1] = itob(time[1]); | |
478 | tmp[2] = itob(time[2]); | |
ef79bbde | 479 | |
26d28fa4 | 480 | CDR_LOG("ReadTrack *** %02x:%02x:%02x\n", tmp[0], tmp[1], tmp[2]); |
481 | ||
fffad32e | 482 | if (memcmp(cdr.Prev, tmp, 3) == 0) |
3c2583a6 | 483 | return 1; |
39df67df | 484 | |
3c2583a6 | 485 | read_ok = CDR_readTrack(tmp); |
1f665cdd | 486 | if (read_ok) |
487 | memcpy(cdr.Prev, tmp, 3); | |
0eacae49 | 488 | return read_ok; |
489 | } | |
490 | ||
491 | static void UpdateSubq(const u8 *time) | |
492 | { | |
493 | const struct SubQ *subq; | |
cdee2d81 | 494 | int s = MSF2SECT(time[0], time[1], time[2]); |
0eacae49 | 495 | u16 crc; |
9f8b032d | 496 | |
cdee2d81 | 497 | if (CheckSBI(s)) |
0eacae49 | 498 | return; |
9f8b032d | 499 | |
cdee2d81 | 500 | subq = (struct SubQ *)CDR_getBufferSub(s); |
73b29eeb | 501 | if (subq != NULL && cdr.CurTrack == 1) { |
fffad32e | 502 | crc = calcCrc((u8 *)subq + 12, 10); |
73b29eeb | 503 | if (crc == (((u16)subq->CRC[0] << 8) | subq->CRC[1])) { |
fffad32e | 504 | cdr.subq.Track = subq->TrackNumber; |
505 | cdr.subq.Index = subq->IndexNumber; | |
506 | memcpy(cdr.subq.Relative, subq->TrackRelativeAddress, 3); | |
507 | memcpy(cdr.subq.Absolute, subq->AbsoluteAddress, 3); | |
fffad32e | 508 | } |
92ca1ba6 | 509 | else { |
0eacae49 | 510 | CDR_LOG_I("subq bad crc @%02d:%02d:%02d\n", |
511 | time[0], time[1], time[2]); | |
92ca1ba6 | 512 | } |
9f8b032d | 513 | } |
fffad32e | 514 | else { |
73b29eeb | 515 | generate_subq(time); |
9f8b032d | 516 | } |
9f8b032d | 517 | |
fffad32e | 518 | CDR_LOG(" -> %02x,%02x %02x:%02x:%02x %02x:%02x:%02x\n", |
519 | cdr.subq.Track, cdr.subq.Index, | |
520 | cdr.subq.Relative[0], cdr.subq.Relative[1], cdr.subq.Relative[2], | |
521 | cdr.subq.Absolute[0], cdr.subq.Absolute[1], cdr.subq.Absolute[2]); | |
522 | } | |
9f8b032d | 523 | |
7f457614 | 524 | static void cdrPlayInterrupt_Autopause() |
525 | { | |
66425c25 | 526 | u32 abs_lev_max = 0; |
527 | boolean abs_lev_chselect; | |
528 | u32 i; | |
529 | ||
fffad32e | 530 | if ((cdr.Mode & MODE_AUTOPAUSE) && cdr.TrackChanged) { |
69ebf301 | 531 | CDR_LOG_I("autopause\n"); |
7f457614 | 532 | |
69ebf301 | 533 | SetResultSize(1); |
534 | cdr.Result[0] = cdr.StatP; | |
f8f71331 | 535 | setIrq(DataEnd, 0x1000); // 0x1000 just for logging purposes |
7f457614 | 536 | |
537 | StopCdda(); | |
05e5c298 | 538 | SetPlaySeekRead(cdr.StatP, 0); |
5d014c26 | 539 | cdr.DriveState = DRIVESTATE_PAUSED; |
7f457614 | 540 | } |
bbcd0c29 | 541 | else if ((cdr.Mode & MODE_REPORT) && !cdr.ReportDelay && |
542 | ((cdr.subq.Absolute[2] & 0x0f) == 0 || cdr.FastForward || cdr.FastBackward)) | |
543 | { | |
69ebf301 | 544 | SetResultSize(8); |
fffad32e | 545 | cdr.Result[0] = cdr.StatP; |
546 | cdr.Result[1] = cdr.subq.Track; | |
547 | cdr.Result[2] = cdr.subq.Index; | |
66425c25 | 548 | |
549 | abs_lev_chselect = cdr.subq.Absolute[1] & 0x01; | |
550 | ||
551 | /* 8 is a hack. For accuracy, it should be 588. */ | |
552 | for (i = 0; i < 8; i++) | |
553 | { | |
554 | abs_lev_max = MAX_VALUE(abs_lev_max, abs(read_buf[i * 2 + abs_lev_chselect])); | |
555 | } | |
556 | abs_lev_max = MIN_VALUE(abs_lev_max, 32767); | |
557 | abs_lev_max |= abs_lev_chselect << 15; | |
9b470ab7 | 558 | |
fffad32e | 559 | if (cdr.subq.Absolute[2] & 0x10) { |
560 | cdr.Result[3] = cdr.subq.Relative[0]; | |
561 | cdr.Result[4] = cdr.subq.Relative[1] | 0x80; | |
562 | cdr.Result[5] = cdr.subq.Relative[2]; | |
7f457614 | 563 | } |
fffad32e | 564 | else { |
565 | cdr.Result[3] = cdr.subq.Absolute[0]; | |
566 | cdr.Result[4] = cdr.subq.Absolute[1]; | |
567 | cdr.Result[5] = cdr.subq.Absolute[2]; | |
568 | } | |
66425c25 | 569 | cdr.Result[6] = abs_lev_max >> 0; |
570 | cdr.Result[7] = abs_lev_max >> 8; | |
7f457614 | 571 | |
f8f71331 | 572 | setIrq(DataReady, 0x1001); |
7f457614 | 573 | } |
bbcd0c29 | 574 | |
575 | if (cdr.ReportDelay) | |
576 | cdr.ReportDelay--; | |
7f457614 | 577 | } |
578 | ||
e5cb0939 | 579 | static boolean canDoTurbo(void) |
580 | { | |
581 | u32 c = psxRegs.cycle; | |
582 | return Config.TurboCD && !cdr.RetryDetected && !cdr.AdpcmActive | |
583 | //&& c - psxRegs.intCycle[PSXINT_SPUDMA].sCycle > (u32)cdReadTime * 2 | |
584 | && c - psxRegs.intCycle[PSXINT_MDECOUTDMA].sCycle > (u32)cdReadTime * 16; | |
585 | } | |
586 | ||
05e5c298 | 587 | static int cdrSeekTime(unsigned char *target) |
588 | { | |
1290ebe4 | 589 | int diff = msf2sec(cdr.SetSectorPlay) - msf2sec(target); |
3b8815fb | 590 | int seekTime = abs(diff) * (cdReadTime / 2000); |
26d28fa4 | 591 | int cyclesSinceRS = psxRegs.cycle - cdr.LastReadSeekCycles; |
eab544ae | 592 | seekTime = MAX_VALUE(seekTime, 20000); |
593 | ||
26d28fa4 | 594 | // Transformers Beast Wars Transmetals does Setloc(x),SeekL,Setloc(x),ReadN |
595 | // and then wants some slack time | |
2f326fa1 | 596 | if (cdr.DriveState == DRIVESTATE_PAUSED || cyclesSinceRS < cdReadTime *3/2) |
26d28fa4 | 597 | seekTime += cdReadTime; |
eab544ae | 598 | |
599 | seekTime = MIN_VALUE(seekTime, PSXCLK * 2 / 3); | |
2f326fa1 | 600 | CDR_LOG("seek: %.2f %.2f (%.2f) st %d di %d\n", (float)seekTime / PSXCLK, |
5d014c26 | 601 | (float)seekTime / cdReadTime, (float)cyclesSinceRS / cdReadTime, |
2f326fa1 | 602 | cdr.DriveState, diff); |
05e5c298 | 603 | return seekTime; |
604 | } | |
605 | ||
fc7764f1 | 606 | static u32 cdrAlignTimingHack(u32 cycles) |
607 | { | |
608 | /* | |
609 | * timing hack for T'ai Fu - Wrath of the Tiger: | |
610 | * The game has a bug where it issues some cdc commands from a low priority | |
611 | * vint handler, however there is a higher priority default bios handler | |
612 | * that acks the vint irq and returns, so game's handler is not reached | |
613 | * (see bios irq handler chains at e004 and the game's irq handling func | |
614 | * at 80036810). For the game to work, vint has to arrive after the bios | |
615 | * vint handler rejects some other irq (of which only cd and rcnt2 are | |
616 | * active), but before the game's handler loop reads I_STAT. The time | |
617 | * window for this is quite small (~1k cycles of so). Apparently this | |
618 | * somehow happens naturally on the real hardware. | |
d0d2939d | 619 | * |
620 | * Note: always enforcing this breaks other games like Crash PAL version | |
621 | * (inputs get dropped because bios handler doesn't see interrupts). | |
fc7764f1 | 622 | */ |
d0d2939d | 623 | u32 vint_rel; |
624 | if (psxRegs.cycle - rcnts[3].cycleStart > 250000) | |
625 | return cycles; | |
626 | vint_rel = rcnts[3].cycleStart + 63000 - psxRegs.cycle; | |
fc7764f1 | 627 | vint_rel += PSXCLK / 60; |
628 | while ((s32)(vint_rel - cycles) < 0) | |
629 | vint_rel += PSXCLK / 60; | |
630 | return vint_rel; | |
631 | } | |
632 | ||
4d384ca8 | 633 | static void cdrUpdateTransferBuf(const u8 *buf); |
28eea6ac | 634 | static void cdrReadInterrupt(void); |
3e629be9 | 635 | static void cdrPrepCdda(s16 *buf, int samples); |
28eea6ac | 636 | |
0eacae49 | 637 | static void msfiAdd(u8 *msfi, u32 count) |
638 | { | |
639 | assert(count < 75); | |
640 | msfi[2] += count; | |
641 | if (msfi[2] >= 75) { | |
642 | msfi[2] -= 75; | |
643 | msfi[1]++; | |
644 | if (msfi[1] == 60) { | |
645 | msfi[1] = 0; | |
646 | msfi[0]++; | |
647 | } | |
648 | } | |
649 | } | |
650 | ||
b524c671 | 651 | static void msfiSub(u8 *msfi, u32 count) |
652 | { | |
653 | assert(count < 75); | |
654 | msfi[2] -= count; | |
655 | if ((s8)msfi[2] < 0) { | |
656 | msfi[2] += 75; | |
657 | msfi[1]--; | |
658 | if ((s8)msfi[1] < 0) { | |
659 | msfi[1] = 60; | |
660 | msfi[0]--; | |
661 | } | |
662 | } | |
663 | } | |
664 | ||
e5cb0939 | 665 | static int msfiEq(const u8 *a, const u8 *b) |
666 | { | |
667 | return a[0] == b[0] && a[1] == b[1] && a[2] == b[2]; | |
668 | } | |
669 | ||
c4e62180 | 670 | void cdrPlayReadInterrupt(void) |
7f457614 | 671 | { |
639a3501 | 672 | int hit = CDR_prefetch(cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2]); |
673 | if (!hit && cdr.PhysCdPropagations++ < 222) { | |
674 | // this propagates real cdrom delays to the emulated game | |
675 | CDRPLAYREAD_INT(cdReadTime / 2, 0); | |
676 | return; | |
677 | } | |
678 | cdr.PhysCdPropagations = 0; | |
679 | ||
3b8815fb | 680 | cdr.LastReadSeekCycles = psxRegs.cycle; |
eab544ae | 681 | |
28eea6ac | 682 | if (cdr.Reading) { |
683 | cdrReadInterrupt(); | |
684 | return; | |
685 | } | |
686 | ||
39df67df | 687 | if (!cdr.Play) return; |
7f457614 | 688 | |
69ebf301 | 689 | CDR_LOG("CDDA - %02d:%02d:%02d m %02x\n", |
690 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2], cdr.Mode); | |
8b380e97 | 691 | |
5d014c26 | 692 | cdr.DriveState = DRIVESTATE_PLAY_READ; |
28eea6ac | 693 | SetPlaySeekRead(cdr.StatP, STATUS_PLAY); |
fffad32e | 694 | if (memcmp(cdr.SetSectorPlay, cdr.SetSectorEnd, 3) == 0) { |
69ebf301 | 695 | CDR_LOG_I("end stop\n"); |
fffad32e | 696 | StopCdda(); |
05e5c298 | 697 | SetPlaySeekRead(cdr.StatP, 0); |
fffad32e | 698 | cdr.TrackChanged = TRUE; |
5d014c26 | 699 | cdr.DriveState = DRIVESTATE_PAUSED; |
fffad32e | 700 | } |
084b0f31 | 701 | else { |
702 | CDR_readCDDA(cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2], (u8 *)read_buf); | |
703 | } | |
7f457614 | 704 | |
f8f71331 | 705 | if (!cdr.IrqStat && (cdr.Mode & (MODE_AUTOPAUSE|MODE_REPORT))) |
7f457614 | 706 | cdrPlayInterrupt_Autopause(); |
707 | ||
740eb9bc | 708 | if (cdr.Play && !Config.Cdda) { |
3e629be9 | 709 | cdrPrepCdda(read_buf, CD_FRAMESIZE_RAW / 4); |
78ce9be9 | 710 | SPU_playCDDAchannel(read_buf, CD_FRAMESIZE_RAW, psxRegs.cycle, 0); |
66425c25 | 711 | } |
fffad32e | 712 | |
0eacae49 | 713 | msfiAdd(cdr.SetSectorPlay, 1); |
639a3501 | 714 | CDR_prefetch(cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2]); |
7f457614 | 715 | |
fffad32e | 716 | // update for CdlGetlocP/autopause |
73b29eeb | 717 | generate_subq(cdr.SetSectorPlay); |
f55c59b7 | 718 | |
c4e62180 | 719 | CDRPLAYREAD_INT(cdReadTime, 0); |
7f457614 | 720 | } |
721 | ||
ba5918cd | 722 | static void softReset(void) |
723 | { | |
4452ed9a PC |
724 | CDR_getStatus(&cdr_stat); |
725 | if (cdr_stat.Status & STATUS_SHELLOPEN) { | |
ba5918cd | 726 | cdr.DriveState = DRIVESTATE_LID_OPEN; |
727 | cdr.StatP = STATUS_SHELLOPEN; | |
728 | } | |
729 | else if (CdromId[0] == '\0') { | |
730 | cdr.DriveState = DRIVESTATE_STOPPED; | |
731 | cdr.StatP = 0; | |
732 | } | |
733 | else { | |
734 | cdr.DriveState = DRIVESTATE_STANDBY; | |
735 | cdr.StatP = STATUS_ROTATING; | |
736 | } | |
737 | ||
738 | cdr.FifoOffset = DATA_SIZE; // fifo empty | |
739 | cdr.LocL[0] = LOCL_INVALID; | |
740 | cdr.Mode = MODE_SIZE_2340; | |
741 | cdr.Muted = FALSE; | |
742 | SPU_setCDvol(cdr.AttenuatorLeftToLeft, cdr.AttenuatorLeftToRight, | |
743 | cdr.AttenuatorRightToLeft, cdr.AttenuatorRightToRight, psxRegs.cycle); | |
744 | } | |
745 | ||
f4a0ef36 | 746 | #define CMD_PART2 0x100 |
747 | #define CMD_WHILE_NOT_READY 0x200 | |
748 | ||
28eea6ac | 749 | void cdrInterrupt(void) { |
e4268a49 | 750 | int start_rotating = 0; |
751 | int error = 0; | |
fc7764f1 | 752 | u32 cycles, seekTime = 0; |
5c96969c | 753 | u32 second_resp_time = 0; |
3c2583a6 | 754 | const void *buf; |
5c96969c | 755 | u8 ParamC; |
115d0459 | 756 | u8 set_loc[3]; |
3c2583a6 | 757 | int read_ok; |
f4a0ef36 | 758 | u16 not_ready = 0; |
f8f71331 | 759 | u8 IrqStat = Acknowledge; |
20ca1ad8 | 760 | u8 DriveStateOld; |
5c96969c | 761 | u16 Cmd; |
115d0459 | 762 | int i; |
ef79bbde | 763 | |
f8f71331 | 764 | if (cdr.IrqStat) { |
4d74a45a | 765 | CDR_LOG_I("cmd %02x with irqstat %x\n", |
f8f71331 | 766 | cdr.CmdInProgress, cdr.IrqStat); |
ef79bbde P |
767 | return; |
768 | } | |
4d384ca8 | 769 | if (cdr.Irq1Pending) { |
770 | // hand out the "newest" sector, according to nocash | |
771 | cdrUpdateTransferBuf(CDR_getBuffer()); | |
4d74a45a | 772 | CDR_LOG_I("%x:%02x:%02x loaded on ack, cmd=%02x res=%02x\n", |
773 | cdr.Transfer[0], cdr.Transfer[1], cdr.Transfer[2], | |
774 | cdr.CmdInProgress, cdr.Irq1Pending); | |
4d384ca8 | 775 | SetResultSize(1); |
776 | cdr.Result[0] = cdr.Irq1Pending; | |
4d384ca8 | 777 | cdr.Irq1Pending = 0; |
f8f71331 | 778 | setIrq((cdr.Irq1Pending & STATUS_ERROR) ? DiskError : DataReady, 0x1003); |
4d384ca8 | 779 | return; |
780 | } | |
ef79bbde | 781 | |
e4268a49 | 782 | // default response |
783 | SetResultSize(1); | |
784 | cdr.Result[0] = cdr.StatP; | |
e4268a49 | 785 | |
5c96969c | 786 | Cmd = cdr.CmdInProgress; |
787 | cdr.CmdInProgress = 0; | |
788 | ParamC = cdr.ParamC; | |
e4268a49 | 789 | |
5c96969c | 790 | if (Cmd < 0x100) { |
f4a0ef36 | 791 | cdr.Ctrl &= ~0x80; |
5c96969c | 792 | cdr.ParamC = 0; |
f4a0ef36 | 793 | cdr.Cmd = 0; |
794 | } | |
795 | ||
796 | switch (cdr.DriveState) { | |
b4638ad9 | 797 | case DRIVESTATE_PREPARE_CD: |
798 | if (Cmd > 2) { | |
799 | // Syphon filter 2 expects commands to work shortly after it sees | |
800 | // STATUS_ROTATING, so give up trying to emulate the startup seq | |
801 | cdr.DriveState = DRIVESTATE_STANDBY; | |
802 | cdr.StatP &= ~STATUS_SEEK; | |
803 | psxRegs.interrupt &= ~(1 << PSXINT_CDRLID); | |
804 | break; | |
805 | } | |
806 | // fallthrough | |
f4a0ef36 | 807 | case DRIVESTATE_LID_OPEN: |
808 | case DRIVESTATE_RESCAN_CD: | |
f4a0ef36 | 809 | // no disk or busy with the initial scan, allowed cmds are limited |
810 | not_ready = CMD_WHILE_NOT_READY; | |
811 | break; | |
5c96969c | 812 | } |
e4268a49 | 813 | |
f4a0ef36 | 814 | switch (Cmd | not_ready) { |
ef79bbde | 815 | case CdlNop: |
f4a0ef36 | 816 | case CdlNop + CMD_WHILE_NOT_READY: |
80f91a20 | 817 | if (cdr.DriveState != DRIVESTATE_LID_OPEN) |
818 | cdr.StatP &= ~STATUS_SHELLOPEN; | |
ef79bbde P |
819 | break; |
820 | ||
821 | case CdlSetloc: | |
1b092fd9 | 822 | // case CdlSetloc + CMD_WHILE_NOT_READY: // or is it? |
115d0459 | 823 | CDR_LOG("CDROM setloc command (%02X, %02X, %02X)\n", cdr.Param[0], cdr.Param[1], cdr.Param[2]); |
824 | ||
825 | // MM must be BCD, SS must be BCD and <0x60, FF must be BCD and <0x75 | |
826 | if (((cdr.Param[0] & 0x0F) > 0x09) || (cdr.Param[0] > 0x99) || ((cdr.Param[1] & 0x0F) > 0x09) || (cdr.Param[1] >= 0x60) || ((cdr.Param[2] & 0x0F) > 0x09) || (cdr.Param[2] >= 0x75)) | |
827 | { | |
ab88c81f | 828 | CDR_LOG_I("Invalid/out of range seek to %02X:%02X:%02X\n", cdr.Param[0], cdr.Param[1], cdr.Param[2]); |
14c8b56a | 829 | if (++cdr.errorRetryhack > 100) |
830 | break; | |
f8f71331 | 831 | error = ERROR_BAD_ARGNUM; |
115d0459 | 832 | goto set_error; |
833 | } | |
834 | else | |
835 | { | |
836 | for (i = 0; i < 3; i++) | |
115d0459 | 837 | set_loc[i] = btoi(cdr.Param[i]); |
19f1a7d2 | 838 | if ((msfiEq(cdr.SetSector, set_loc)) //|| msfiEq(cdr.Param, cdr.Transfer)) |
839 | && !cdr.SetlocPending) | |
840 | cdr.RetryDetected++; | |
841 | else | |
842 | cdr.RetryDetected = 0; | |
115d0459 | 843 | memcpy(cdr.SetSector, set_loc, 3); |
844 | cdr.SetSector[3] = 0; | |
845 | cdr.SetlocPending = 1; | |
14c8b56a | 846 | cdr.errorRetryhack = 0; |
115d0459 | 847 | } |
ef79bbde P |
848 | break; |
849 | ||
55b8460a | 850 | do_CdlPlay: |
ef79bbde | 851 | case CdlPlay: |
030bd76a | 852 | StopCdda(); |
05e5c298 | 853 | StopReading(); |
854 | ||
d2e271b2 | 855 | cdr.FastBackward = 0; |
856 | cdr.FastForward = 0; | |
857 | ||
2d5ca6c0 | 858 | // BIOS CD Player |
859 | // - Pause player, hit Track 01/02/../xx (Setloc issued!!) | |
860 | ||
5c96969c | 861 | if (ParamC != 0 && cdr.Param[0] != 0) { |
2d5ca6c0 | 862 | int track = btoi( cdr.Param[0] ); |
863 | ||
864 | if (track <= cdr.ResultTN[1]) | |
865 | cdr.CurTrack = track; | |
866 | ||
867 | CDR_LOG("PLAY track %d\n", cdr.CurTrack); | |
868 | ||
869 | if (CDR_getTD((u8)cdr.CurTrack, cdr.ResultTD) != -1) { | |
05e5c298 | 870 | for (i = 0; i < 3; i++) |
871 | set_loc[i] = cdr.ResultTD[2 - i]; | |
872 | seekTime = cdrSeekTime(set_loc); | |
873 | memcpy(cdr.SetSectorPlay, set_loc, 3); | |
2d5ca6c0 | 874 | } |
875 | } | |
05e5c298 | 876 | else if (cdr.SetlocPending) { |
877 | seekTime = cdrSeekTime(cdr.SetSector); | |
878 | memcpy(cdr.SetSectorPlay, cdr.SetSector, 4); | |
879 | } | |
880 | else { | |
881 | CDR_LOG("PLAY Resume @ %d:%d:%d\n", | |
882 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2]); | |
883 | } | |
884 | cdr.SetlocPending = 0; | |
2d5ca6c0 | 885 | |
9f8b032d | 886 | /* |
887 | Rayman: detect track changes | |
888 | - fixes logo freeze | |
889 | ||
890 | Twisted Metal 2: skip PREGAP + starting accurate SubQ | |
891 | - plays tracks without retry play | |
892 | ||
893 | Wild 9: skip PREGAP + starting accurate SubQ | |
894 | - plays tracks without retry play | |
895 | */ | |
fffad32e | 896 | Find_CurTrack(cdr.SetSectorPlay); |
0eacae49 | 897 | generate_subq(cdr.SetSectorPlay); |
3c2583a6 | 898 | cdr.LocL[0] = LOCL_INVALID; |
0eacae49 | 899 | cdr.SubqForwardSectors = 1; |
fffad32e | 900 | cdr.TrackChanged = FALSE; |
78ce9be9 | 901 | cdr.FileChannelSelected = 0; |
902 | cdr.AdpcmActive = 0; | |
bbcd0c29 | 903 | cdr.ReportDelay = 60; |
b524c671 | 904 | cdr.sectorsRead = 0; |
9f8b032d | 905 | |
2d5ca6c0 | 906 | if (!Config.Cdda) |
2e88c317 | 907 | CDR_play(cdr.SetSectorPlay); |
9f8b032d | 908 | |
05e5c298 | 909 | SetPlaySeekRead(cdr.StatP, STATUS_SEEK | STATUS_ROTATING); |
9f8b032d | 910 | |
911 | // BIOS player - set flag again | |
912 | cdr.Play = TRUE; | |
5d014c26 | 913 | cdr.DriveState = DRIVESTATE_PLAY_READ; |
9f8b032d | 914 | |
c4e62180 | 915 | CDRPLAYREAD_INT(cdReadTime + seekTime, 1); |
e4268a49 | 916 | start_rotating = 1; |
ef79bbde P |
917 | break; |
918 | ||
9f8b032d | 919 | case CdlForward: |
e4268a49 | 920 | // TODO: error 80 if stopped |
f8f71331 | 921 | IrqStat = Complete; |
2e88c317 | 922 | |
9f8b032d | 923 | // GameShark CD Player: Calls 2x + Play 2x |
d2e271b2 | 924 | cdr.FastForward = 1; |
9f8b032d | 925 | cdr.FastBackward = 0; |
ef79bbde P |
926 | break; |
927 | ||
9f8b032d | 928 | case CdlBackward: |
f8f71331 | 929 | IrqStat = Complete; |
9f8b032d | 930 | |
9f8b032d | 931 | // GameShark CD Player: Calls 2x + Play 2x |
2e88c317 | 932 | cdr.FastBackward = 1; |
9f8b032d | 933 | cdr.FastForward = 0; |
ef79bbde P |
934 | break; |
935 | ||
9f8b032d | 936 | case CdlStandby: |
e4268a49 | 937 | if (cdr.DriveState != DRIVESTATE_STOPPED) { |
f8f71331 | 938 | error = ERROR_BAD_ARGNUM; |
e4268a49 | 939 | goto set_error; |
940 | } | |
5d014c26 | 941 | cdr.DriveState = DRIVESTATE_STANDBY; |
5c96969c | 942 | second_resp_time = cdReadTime * 125 / 2; |
e4268a49 | 943 | start_rotating = 1; |
944 | break; | |
945 | ||
f4a0ef36 | 946 | case CdlStandby + CMD_PART2: |
f8f71331 | 947 | IrqStat = Complete; |
ef79bbde P |
948 | break; |
949 | ||
950 | case CdlStop: | |
030bd76a | 951 | if (cdr.Play) { |
952 | // grab time for current track | |
953 | CDR_getTD((u8)(cdr.CurTrack), cdr.ResultTD); | |
954 | ||
955 | cdr.SetSectorPlay[0] = cdr.ResultTD[2]; | |
956 | cdr.SetSectorPlay[1] = cdr.ResultTD[1]; | |
957 | cdr.SetSectorPlay[2] = cdr.ResultTD[0]; | |
958 | } | |
959 | ||
960 | StopCdda(); | |
961 | StopReading(); | |
05e5c298 | 962 | SetPlaySeekRead(cdr.StatP, 0); |
963 | cdr.StatP &= ~STATUS_ROTATING; | |
3c2583a6 | 964 | cdr.LocL[0] = LOCL_INVALID; |
030bd76a | 965 | |
5c96969c | 966 | second_resp_time = 0x800; |
5d014c26 | 967 | if (cdr.DriveState != DRIVESTATE_STOPPED) |
5c96969c | 968 | second_resp_time = cdReadTime * 30 / 2; |
e4268a49 | 969 | |
970 | cdr.DriveState = DRIVESTATE_STOPPED; | |
e4268a49 | 971 | break; |
972 | ||
f4a0ef36 | 973 | case CdlStop + CMD_PART2: |
f8f71331 | 974 | IrqStat = Complete; |
ef79bbde P |
975 | break; |
976 | ||
977 | case CdlPause: | |
740eb9bc | 978 | if (cdr.AdpcmActive) { |
979 | cdr.AdpcmActive = 0; | |
980 | cdr.Xa.nsamples = 0; | |
981 | SPU_playADPCMchannel(&cdr.Xa, psxRegs.cycle, 1); // flush adpcm | |
982 | } | |
05e5c298 | 983 | StopCdda(); |
984 | StopReading(); | |
b524c671 | 985 | |
986 | // how the drive maintains the position while paused is quite | |
987 | // complicated, this is the minimum to make "Bedlam" happy | |
988 | msfiSub(cdr.SetSectorPlay, MIN_VALUE(cdr.sectorsRead, 4)); | |
989 | cdr.sectorsRead = 0; | |
990 | ||
12228917 | 991 | /* |
97c29c28 | 992 | Gundam Battle Assault 2 |
993 | Hokuto no Ken 2 | |
994 | InuYasha - Feudal Fairy Tale | |
995 | Dance Dance Revolution Konamix | |
19f1a7d2 | 996 | Digimon Rumble Arena |
97c29c28 | 997 | ... |
12228917 | 998 | */ |
05e5c298 | 999 | if (!(cdr.StatP & (STATUS_PLAY | STATUS_READ))) |
62018a94 | 1000 | { |
5c96969c | 1001 | second_resp_time = 7000; |
62018a94 | 1002 | } |
1003 | else | |
1004 | { | |
19f1a7d2 | 1005 | second_resp_time = 2100011; |
1006 | // a hack to try to avoid weird cmd vs irq1 races causing games to retry | |
1007 | second_resp_time += (cdr.RetryDetected & 15) * 100001; | |
62018a94 | 1008 | } |
05e5c298 | 1009 | SetPlaySeekRead(cdr.StatP, 0); |
20ca1ad8 | 1010 | DriveStateOld = cdr.DriveState; |
5d014c26 | 1011 | cdr.DriveState = DRIVESTATE_PAUSED; |
20ca1ad8 | 1012 | if (DriveStateOld == DRIVESTATE_SEEK) { |
1013 | // According to Duckstation this fails, but the | |
1014 | // exact conditions and effects are not clear. | |
1015 | // Moto Racer World Tour seems to rely on this. | |
1016 | // For now assume pause works anyway, just errors out. | |
1017 | error = ERROR_NOTREADY; | |
1018 | goto set_error; | |
1019 | } | |
ef79bbde P |
1020 | break; |
1021 | ||
f4a0ef36 | 1022 | case CdlPause + CMD_PART2: |
f8f71331 | 1023 | IrqStat = Complete; |
ef79bbde P |
1024 | break; |
1025 | ||
8399ca33 | 1026 | case CdlReset: |
f4a0ef36 | 1027 | case CdlReset + CMD_WHILE_NOT_READY: |
ba5918cd | 1028 | // note: nocash and Duckstation calls this 'Init', but |
1029 | // the official SDK calls it 'Reset', and so do we | |
05e5c298 | 1030 | StopCdda(); |
1031 | StopReading(); | |
ba5918cd | 1032 | softReset(); |
f4a0ef36 | 1033 | second_resp_time = not_ready ? 70000 : 4100000; |
e4268a49 | 1034 | start_rotating = 1; |
1035 | break; | |
1036 | ||
f4a0ef36 | 1037 | case CdlReset + CMD_PART2: |
1038 | case CdlReset + CMD_PART2 + CMD_WHILE_NOT_READY: | |
f8f71331 | 1039 | IrqStat = Complete; |
ef79bbde P |
1040 | break; |
1041 | ||
9f8b032d | 1042 | case CdlMute: |
030bd76a | 1043 | cdr.Muted = TRUE; |
740eb9bc | 1044 | SPU_setCDvol(0, 0, 0, 0, psxRegs.cycle); |
ef79bbde P |
1045 | break; |
1046 | ||
9f8b032d | 1047 | case CdlDemute: |
030bd76a | 1048 | cdr.Muted = FALSE; |
740eb9bc | 1049 | SPU_setCDvol(cdr.AttenuatorLeftToLeft, cdr.AttenuatorLeftToRight, |
1050 | cdr.AttenuatorRightToLeft, cdr.AttenuatorRightToRight, psxRegs.cycle); | |
ef79bbde P |
1051 | break; |
1052 | ||
9f8b032d | 1053 | case CdlSetfilter: |
78ce9be9 | 1054 | cdr.FilterFile = cdr.Param[0]; |
1055 | cdr.FilterChannel = cdr.Param[1]; | |
72dd76b1 | 1056 | cdr.FileChannelSelected = 0; |
9f8b032d | 1057 | break; |
ef79bbde P |
1058 | |
1059 | case CdlSetmode: | |
f4a0ef36 | 1060 | case CdlSetmode + CMD_WHILE_NOT_READY: |
5c96969c | 1061 | CDR_LOG("cdrWrite1() Log: Setmode %x\n", cdr.Param[0]); |
1062 | cdr.Mode = cdr.Param[0]; | |
9f8b032d | 1063 | break; |
ef79bbde | 1064 | |
95465b97 | 1065 | case CdlGetparam: |
f4a0ef36 | 1066 | case CdlGetparam + CMD_WHILE_NOT_READY: |
2e88c317 | 1067 | /* Gameblabla : According to mednafen, Result size should be 5 and done this way. */ |
f8f71331 | 1068 | SetResultSize_(5); |
9f8b032d | 1069 | cdr.Result[1] = cdr.Mode; |
95465b97 | 1070 | cdr.Result[2] = 0; |
78ce9be9 | 1071 | cdr.Result[3] = cdr.FilterFile; |
1072 | cdr.Result[4] = cdr.FilterChannel; | |
9f8b032d | 1073 | break; |
ef79bbde | 1074 | |
9f8b032d | 1075 | case CdlGetlocL: |
3c2583a6 | 1076 | if (cdr.LocL[0] == LOCL_INVALID) { |
1077 | error = 0x80; | |
1078 | goto set_error; | |
1079 | } | |
f8f71331 | 1080 | SetResultSize_(8); |
3c2583a6 | 1081 | memcpy(cdr.Result, cdr.LocL, 8); |
9f8b032d | 1082 | break; |
ef79bbde P |
1083 | |
1084 | case CdlGetlocP: | |
f8f71331 | 1085 | SetResultSize_(8); |
fffad32e | 1086 | memcpy(&cdr.Result, &cdr.subq, 8); |
e4268a49 | 1087 | break; |
892bd7d4 | 1088 | |
e4268a49 | 1089 | case CdlReadT: // SetSession? |
1090 | // really long | |
5c96969c | 1091 | second_resp_time = cdReadTime * 290 / 4; |
e4268a49 | 1092 | start_rotating = 1; |
1093 | break; | |
1094 | ||
f4a0ef36 | 1095 | case CdlReadT + CMD_PART2: |
f8f71331 | 1096 | IrqStat = Complete; |
ef79bbde P |
1097 | break; |
1098 | ||
9f8b032d | 1099 | case CdlGetTN: |
9f8b032d | 1100 | if (CDR_getTN(cdr.ResultTN) == -1) { |
f8f71331 | 1101 | assert(0); |
9f8b032d | 1102 | } |
f8f71331 | 1103 | SetResultSize_(3); |
1104 | cdr.Result[1] = itob(cdr.ResultTN[0]); | |
1105 | cdr.Result[2] = itob(cdr.ResultTN[1]); | |
9f8b032d | 1106 | break; |
ef79bbde | 1107 | |
9f8b032d | 1108 | case CdlGetTD: |
ef79bbde | 1109 | cdr.Track = btoi(cdr.Param[0]); |
ef79bbde | 1110 | if (CDR_getTD(cdr.Track, cdr.ResultTD) == -1) { |
f8f71331 | 1111 | error = ERROR_BAD_ARGVAL; |
1112 | goto set_error; | |
ef79bbde | 1113 | } |
f8f71331 | 1114 | SetResultSize_(3); |
1115 | cdr.Result[1] = itob(cdr.ResultTD[2]); | |
1116 | cdr.Result[2] = itob(cdr.ResultTD[1]); | |
1117 | // no sector number | |
1118 | //cdr.Result[3] = itob(cdr.ResultTD[0]); | |
ef79bbde P |
1119 | break; |
1120 | ||
9f8b032d | 1121 | case CdlSeekL: |
39df67df | 1122 | case CdlSeekP: |
030bd76a | 1123 | StopCdda(); |
1124 | StopReading(); | |
c4e62180 | 1125 | SetPlaySeekRead(cdr.StatP, STATUS_SEEK | STATUS_ROTATING); |
9f8b032d | 1126 | |
e5cb0939 | 1127 | if (!canDoTurbo()) |
1128 | seekTime = cdrSeekTime(cdr.SetSector); | |
05e5c298 | 1129 | memcpy(cdr.SetSectorPlay, cdr.SetSector, 4); |
5d014c26 | 1130 | cdr.DriveState = DRIVESTATE_SEEK; |
639a3501 | 1131 | CDR_prefetch(cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], |
1132 | cdr.SetSectorPlay[2]); | |
9f8b032d | 1133 | /* |
1134 | Crusaders of Might and Magic = 0.5x-4x | |
1135 | - fix cutscene speech start | |
1136 | ||
1137 | Eggs of Steel = 2x-? | |
1138 | - fix new game | |
1139 | ||
1140 | Medievil = ?-4x | |
1141 | - fix cutscene speech | |
1142 | ||
1143 | Rockman X5 = 0.5-4x | |
1144 | - fix capcom logo | |
1145 | */ | |
c4e62180 | 1146 | second_resp_time = cdReadTime + seekTime; |
e4268a49 | 1147 | start_rotating = 1; |
ef79bbde P |
1148 | break; |
1149 | ||
c4e62180 | 1150 | case CdlSeekL + CMD_PART2: |
1151 | case CdlSeekP + CMD_PART2: | |
1152 | SetPlaySeekRead(cdr.StatP, 0); | |
5b406fd9 | 1153 | cdr.Result[0] = cdr.StatP; |
f8f71331 | 1154 | IrqStat = Complete; |
c4e62180 | 1155 | |
1156 | Find_CurTrack(cdr.SetSectorPlay); | |
3c2583a6 | 1157 | read_ok = ReadTrack(cdr.SetSectorPlay); |
1158 | if (read_ok && (buf = CDR_getBuffer())) | |
1159 | memcpy(cdr.LocL, buf, 8); | |
0eacae49 | 1160 | UpdateSubq(cdr.SetSectorPlay); |
5d014c26 | 1161 | cdr.DriveState = DRIVESTATE_STANDBY; |
c4e62180 | 1162 | cdr.TrackChanged = FALSE; |
3b8815fb | 1163 | cdr.LastReadSeekCycles = psxRegs.cycle; |
c4e62180 | 1164 | break; |
1165 | ||
ef79bbde | 1166 | case CdlTest: |
f4a0ef36 | 1167 | case CdlTest + CMD_WHILE_NOT_READY: |
9f8b032d | 1168 | switch (cdr.Param[0]) { |
1169 | case 0x20: // System Controller ROM Version | |
f8f71331 | 1170 | SetResultSize_(4); |
ef79bbde P |
1171 | memcpy(cdr.Result, Test20, 4); |
1172 | break; | |
1173 | case 0x22: | |
f8f71331 | 1174 | SetResultSize_(8); |
ef79bbde P |
1175 | memcpy(cdr.Result, Test22, 4); |
1176 | break; | |
1177 | case 0x23: case 0x24: | |
f8f71331 | 1178 | SetResultSize_(8); |
ef79bbde P |
1179 | memcpy(cdr.Result, Test23, 4); |
1180 | break; | |
9f8b032d | 1181 | } |
ef79bbde P |
1182 | break; |
1183 | ||
9f8b032d | 1184 | case CdlID: |
5c96969c | 1185 | second_resp_time = 20480; |
ef79bbde P |
1186 | break; |
1187 | ||
f4a0ef36 | 1188 | case CdlID + CMD_PART2: |
f8f71331 | 1189 | SetResultSize_(8); |
89ec56af | 1190 | cdr.Result[0] = cdr.StatP; |
1191 | cdr.Result[1] = 0; | |
1192 | cdr.Result[2] = 0; | |
1193 | cdr.Result[3] = 0; | |
9f8b032d | 1194 | |
d8432250 | 1195 | // 0x10 - audio | 0x40 - disk missing | 0x80 - unlicensed |
4452ed9a | 1196 | if (CDR_getStatus(&cdr_stat) == -1 || cdr_stat.Type == 0 || cdr_stat.Type == 0xff) { |
d8432250 | 1197 | cdr.Result[1] = 0xc0; |
9f8b032d | 1198 | } |
1199 | else { | |
4452ed9a | 1200 | if (cdr_stat.Type == 2) |
89ec56af | 1201 | cdr.Result[1] |= 0x10; |
1202 | if (CdromId[0] == '\0') | |
9f8b032d | 1203 | cdr.Result[1] |= 0x80; |
9f8b032d | 1204 | } |
89ec56af | 1205 | cdr.Result[0] |= (cdr.Result[1] >> 4) & 0x08; |
9dca6543 | 1206 | CDR_LOG_I("CdlID: %02x %02x %02x %02x\n", cdr.Result[0], |
1207 | cdr.Result[1], cdr.Result[2], cdr.Result[3]); | |
9f8b032d | 1208 | |
3e42b115 | 1209 | /* This adds the string "PCSX" in Playstation bios boot screen */ |
1210 | memcpy((char *)&cdr.Result[4], "PCSX", 4); | |
f8f71331 | 1211 | IrqStat = Complete; |
ef79bbde P |
1212 | break; |
1213 | ||
8399ca33 | 1214 | case CdlInit: |
f4a0ef36 | 1215 | case CdlInit + CMD_WHILE_NOT_READY: |
05e5c298 | 1216 | StopCdda(); |
1217 | StopReading(); | |
1218 | SetPlaySeekRead(cdr.StatP, 0); | |
e4268a49 | 1219 | // yes, it really sets STATUS_SHELLOPEN |
1220 | cdr.StatP |= STATUS_SHELLOPEN; | |
1221 | cdr.DriveState = DRIVESTATE_RESCAN_CD; | |
c6a249e3 | 1222 | set_event(PSXINT_CDRLID, 20480); |
e4268a49 | 1223 | start_rotating = 1; |
9f8b032d | 1224 | break; |
1225 | ||
e4268a49 | 1226 | case CdlGetQ: |
f4a0ef36 | 1227 | case CdlGetQ + CMD_WHILE_NOT_READY: |
9f8b032d | 1228 | break; |
1229 | ||
1230 | case CdlReadToc: | |
f4a0ef36 | 1231 | case CdlReadToc + CMD_WHILE_NOT_READY: |
3c2583a6 | 1232 | cdr.LocL[0] = LOCL_INVALID; |
5c96969c | 1233 | second_resp_time = cdReadTime * 180 / 4; |
e4268a49 | 1234 | start_rotating = 1; |
ef79bbde P |
1235 | break; |
1236 | ||
f4a0ef36 | 1237 | case CdlReadToc + CMD_PART2: |
1238 | case CdlReadToc + CMD_PART2 + CMD_WHILE_NOT_READY: | |
f8f71331 | 1239 | IrqStat = Complete; |
ef79bbde P |
1240 | break; |
1241 | ||
94c118c3 | 1242 | case CdlReadN: |
1243 | case CdlReadS: | |
ab88c81f | 1244 | if (cdr.Reading && !cdr.SetlocPending) |
1245 | break; | |
1246 | ||
05e5c298 | 1247 | Find_CurTrack(cdr.SetlocPending ? cdr.SetSector : cdr.SetSectorPlay); |
55b8460a | 1248 | |
1249 | if ((cdr.Mode & MODE_CDDA) && cdr.CurTrack > 1) | |
1250 | // Read* acts as play for cdda tracks in cdda mode | |
1251 | goto do_CdlPlay; | |
1252 | ||
05e5c298 | 1253 | StopCdda(); |
1254 | if (cdr.SetlocPending) { | |
1255 | seekTime = cdrSeekTime(cdr.SetSector); | |
1256 | memcpy(cdr.SetSectorPlay, cdr.SetSector, 4); | |
1257 | cdr.SetlocPending = 0; | |
1258 | } | |
030bd76a | 1259 | cdr.Reading = 1; |
78ce9be9 | 1260 | cdr.FileChannelSelected = 0; |
1261 | cdr.AdpcmActive = 0; | |
ef79bbde | 1262 | |
9f8b032d | 1263 | // Fighting Force 2 - update subq time immediately |
1264 | // - fixes new game | |
0eacae49 | 1265 | UpdateSubq(cdr.SetSectorPlay); |
3c2583a6 | 1266 | cdr.LocL[0] = LOCL_INVALID; |
0eacae49 | 1267 | cdr.SubqForwardSectors = 1; |
b524c671 | 1268 | cdr.sectorsRead = 0; |
5d014c26 | 1269 | cdr.DriveState = DRIVESTATE_SEEK; |
639a3501 | 1270 | CDR_prefetch(cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], |
1271 | cdr.SetSectorPlay[2]); | |
9f8b032d | 1272 | |
dfd4f48e | 1273 | cycles = (cdr.Mode & MODE_SPEED) ? cdReadTime : cdReadTime * 2; |
fc7764f1 | 1274 | cycles += seekTime; |
d0d2939d | 1275 | if (Config.hacks.cdr_read_timing) |
1276 | cycles = cdrAlignTimingHack(cycles); | |
e5cb0939 | 1277 | else if (canDoTurbo()) |
1278 | cycles = cdReadTime / 2; | |
fc7764f1 | 1279 | CDRPLAYREAD_INT(cycles, 1); |
ef79bbde | 1280 | |
05e5c298 | 1281 | SetPlaySeekRead(cdr.StatP, STATUS_SEEK); |
e4268a49 | 1282 | start_rotating = 1; |
ef79bbde | 1283 | break; |
3c2583a6 | 1284 | |
f96ca921 | 1285 | case CdlSync: |
ef79bbde | 1286 | default: |
e4268a49 | 1287 | error = ERROR_INVALIDCMD; |
1288 | // FALLTHROUGH | |
1289 | ||
1290 | set_error: | |
f8f71331 | 1291 | SetResultSize_(2); |
e4268a49 | 1292 | cdr.Result[0] = cdr.StatP | STATUS_ERROR; |
f4a0ef36 | 1293 | cdr.Result[1] = not_ready ? ERROR_NOTREADY : error; |
f8f71331 | 1294 | IrqStat = DiskError; |
26d28fa4 | 1295 | CDR_LOG_I("cmd %02x error %02x\n", Cmd, cdr.Result[1]); |
ef79bbde P |
1296 | break; |
1297 | } | |
1298 | ||
e4268a49 | 1299 | if (cdr.DriveState == DRIVESTATE_STOPPED && start_rotating) { |
1300 | cdr.DriveState = DRIVESTATE_STANDBY; | |
1301 | cdr.StatP |= STATUS_ROTATING; | |
1302 | } | |
1303 | ||
5c96969c | 1304 | if (second_resp_time) { |
1305 | cdr.CmdInProgress = Cmd | 0x100; | |
c6a249e3 | 1306 | set_event(PSXINT_CDR, second_resp_time); |
5c96969c | 1307 | } |
1308 | else if (cdr.Cmd && cdr.Cmd != (Cmd & 0xff)) { | |
1309 | cdr.CmdInProgress = cdr.Cmd; | |
4d74a45a | 1310 | CDR_LOG_I("cmd %02x came before %02x finished\n", cdr.Cmd, Cmd); |
5c96969c | 1311 | } |
1312 | ||
f8f71331 | 1313 | setIrq(IrqStat, Cmd); |
ef79bbde P |
1314 | } |
1315 | ||
8f2bb0cb | 1316 | #ifdef HAVE_ARMV7 |
53598a71 | 1317 | #define ssat32_to_16(v) \ |
1318 | asm("ssat %0,#16,%1" : "=r" (v) : "r" (v)) | |
1319 | #else | |
1320 | #define ssat32_to_16(v) do { \ | |
1321 | if (v < -32768) v = -32768; \ | |
1322 | else if (v > 32767) v = 32767; \ | |
1323 | } while (0) | |
1324 | #endif | |
1325 | ||
3e629be9 | 1326 | static void cdrPrepCdda(s16 *buf, int samples) |
1327 | { | |
1328 | #if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ | |
1329 | int i; | |
1330 | for (i = 0; i < samples; i++) { | |
1331 | buf[i * 2 + 0] = SWAP16(buf[i * 2 + 0]); | |
1332 | buf[i * 2 + 1] = SWAP16(buf[i * 2 + 1]); | |
1333 | } | |
1334 | #endif | |
1335 | } | |
1336 | ||
f55c59b7 | 1337 | static void cdrReadInterruptSetResult(unsigned char result) |
28eea6ac | 1338 | { |
f8f71331 | 1339 | if (cdr.IrqStat) { |
4d74a45a | 1340 | CDR_LOG_I("%d:%02d:%02d irq miss, cmd=%02x irqstat=%02x\n", |
f55c59b7 | 1341 | cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2], |
f8f71331 | 1342 | cdr.CmdInProgress, cdr.IrqStat); |
f55c59b7 | 1343 | cdr.Irq1Pending = result; |
ef79bbde P |
1344 | return; |
1345 | } | |
ef79bbde | 1346 | SetResultSize(1); |
f55c59b7 | 1347 | cdr.Result[0] = result; |
f8f71331 | 1348 | setIrq((result & STATUS_ERROR) ? DiskError : DataReady, 0x1004); |
f55c59b7 | 1349 | } |
1350 | ||
1351 | static void cdrUpdateTransferBuf(const u8 *buf) | |
1352 | { | |
1353 | if (!buf) | |
1354 | return; | |
1355 | memcpy(cdr.Transfer, buf, DATA_SIZE); | |
1356 | CheckPPFCache(cdr.Transfer, cdr.Prev[0], cdr.Prev[1], cdr.Prev[2]); | |
b524c671 | 1357 | CDR_LOG("cdr.Transfer %02x:%02x:%02x\n", |
1358 | cdr.Transfer[0], cdr.Transfer[1], cdr.Transfer[2]); | |
e411faef | 1359 | if (cdr.FifoOffset < 2048 + 12) |
4d74a45a | 1360 | CDR_LOG("FifoOffset(1) %d/%d\n", cdr.FifoOffset, cdr.FifoSize); |
f55c59b7 | 1361 | } |
1362 | ||
1363 | static void cdrReadInterrupt(void) | |
1364 | { | |
78ce9be9 | 1365 | const struct { u8 file, chan, mode, coding; } *subhdr; |
1366 | const u8 *buf = NULL; | |
1367 | int deliver_data = 1; | |
0eacae49 | 1368 | u8 subqPos[3]; |
3c2583a6 | 1369 | int read_ok; |
740eb9bc | 1370 | int is_start; |
f55c59b7 | 1371 | |
0eacae49 | 1372 | memcpy(subqPos, cdr.SetSectorPlay, sizeof(subqPos)); |
1373 | msfiAdd(subqPos, cdr.SubqForwardSectors); | |
1374 | UpdateSubq(subqPos); | |
1375 | if (cdr.SubqForwardSectors < SUBQ_FORWARD_SECTORS) { | |
1376 | cdr.SubqForwardSectors++; | |
1377 | CDRPLAYREAD_INT((cdr.Mode & MODE_SPEED) ? (cdReadTime / 2) : cdReadTime, 0); | |
1378 | return; | |
1379 | } | |
1380 | ||
e33e9f99 | 1381 | // note: CdlGetlocL should work as soon as STATUS_READ is indicated |
1382 | SetPlaySeekRead(cdr.StatP, STATUS_READ | STATUS_ROTATING); | |
5d014c26 | 1383 | cdr.DriveState = DRIVESTATE_PLAY_READ; |
b524c671 | 1384 | cdr.sectorsRead++; |
e33e9f99 | 1385 | |
3c2583a6 | 1386 | read_ok = ReadTrack(cdr.SetSectorPlay); |
1387 | if (read_ok) | |
f55c59b7 | 1388 | buf = CDR_getBuffer(); |
ef79bbde | 1389 | if (buf == NULL) |
3c2583a6 | 1390 | read_ok = 0; |
ef79bbde | 1391 | |
3c2583a6 | 1392 | if (!read_ok) { |
8b380e97 | 1393 | CDR_LOG_I("cdrReadInterrupt() Log: err\n"); |
f55c59b7 | 1394 | cdrReadInterruptSetResult(cdr.StatP | STATUS_ERROR); |
5d014c26 | 1395 | cdr.DriveState = DRIVESTATE_PAUSED; // ? |
ef79bbde P |
1396 | return; |
1397 | } | |
3c2583a6 | 1398 | memcpy(cdr.LocL, buf, 8); |
ef79bbde | 1399 | |
f8f71331 | 1400 | if (!cdr.IrqStat && !cdr.Irq1Pending) |
f55c59b7 | 1401 | cdrUpdateTransferBuf(buf); |
ef79bbde | 1402 | |
78ce9be9 | 1403 | subhdr = (void *)(buf + 4); |
1404 | do { | |
1405 | // try to process as adpcm | |
1406 | if (!(cdr.Mode & MODE_STRSND)) | |
1407 | break; | |
1408 | if (buf[3] != 2 || (subhdr->mode & 0x44) != 0x44) // or 0x64? | |
1409 | break; | |
1410 | CDR_LOG("f=%d m=%d %d,%3d | %d,%2d | %d,%2d\n", !!(cdr.Mode & MODE_SF), cdr.Muted, | |
1411 | subhdr->file, subhdr->chan, cdr.CurFile, cdr.CurChannel, cdr.FilterFile, cdr.FilterChannel); | |
1412 | if ((cdr.Mode & MODE_SF) && (subhdr->file != cdr.FilterFile || subhdr->chan != cdr.FilterChannel)) | |
1413 | break; | |
98c54623 | 1414 | if (subhdr->chan & 0x80) { // ? |
78ce9be9 | 1415 | if (subhdr->chan != 0xff) |
1416 | log_unhandled("adpcm %d:%d\n", subhdr->file, subhdr->chan); | |
1417 | break; | |
1418 | } | |
1419 | if (!cdr.FileChannelSelected) { | |
1420 | cdr.CurFile = subhdr->file; | |
1421 | cdr.CurChannel = subhdr->chan; | |
1422 | cdr.FileChannelSelected = 1; | |
9f8b032d | 1423 | } |
78ce9be9 | 1424 | else if (subhdr->file != cdr.CurFile || subhdr->chan != cdr.CurChannel) |
1425 | break; | |
9f8b032d | 1426 | |
78ce9be9 | 1427 | // accepted as adpcm |
1428 | deliver_data = 0; | |
1429 | ||
1430 | if (Config.Xa) | |
1431 | break; | |
740eb9bc | 1432 | is_start = !cdr.AdpcmActive; |
1433 | cdr.AdpcmActive = !xa_decode_sector(&cdr.Xa, buf + 4, is_start); | |
1434 | if (cdr.AdpcmActive) | |
1435 | SPU_playADPCMchannel(&cdr.Xa, psxRegs.cycle, is_start); | |
78ce9be9 | 1436 | } while (0); |
1437 | ||
1438 | if ((cdr.Mode & MODE_SF) && (subhdr->mode & 0x44) == 0x44) // according to nocash | |
1439 | deliver_data = 0; | |
ef79bbde | 1440 | |
f55c59b7 | 1441 | /* |
1442 | Croc 2: $40 - only FORM1 (*) | |
1443 | Judge Dredd: $C8 - only FORM1 (*) | |
1444 | Sim Theme Park - no adpcm at all (zero) | |
1445 | */ | |
1446 | ||
78ce9be9 | 1447 | if (deliver_data) |
f55c59b7 | 1448 | cdrReadInterruptSetResult(cdr.StatP); |
1449 | ||
0eacae49 | 1450 | msfiAdd(cdr.SetSectorPlay, 1); |
639a3501 | 1451 | CDR_prefetch(cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2]); |
9f8b032d | 1452 | |
c4e62180 | 1453 | CDRPLAYREAD_INT((cdr.Mode & MODE_SPEED) ? (cdReadTime / 2) : cdReadTime, 0); |
f55c59b7 | 1454 | } |
9f8b032d | 1455 | |
ef79bbde P |
1456 | /* |
1457 | cdrRead0: | |
78ce9be9 | 1458 | bit 0,1 - reg index |
1459 | bit 2 - adpcm active | |
ef79bbde P |
1460 | bit 5 - 1 result ready |
1461 | bit 6 - 1 dma ready | |
1462 | bit 7 - 1 command being processed | |
1463 | */ | |
1464 | ||
1465 | unsigned char cdrRead0(void) { | |
78ce9be9 | 1466 | cdr.Ctrl &= ~0x24; |
1467 | cdr.Ctrl |= cdr.AdpcmActive << 2; | |
1468 | cdr.Ctrl |= cdr.ResultReady << 5; | |
ef79bbde | 1469 | |
e5cb0939 | 1470 | //cdr.Ctrl &= ~0x40; |
1471 | //if (cdr.FifoOffset != DATA_SIZE) | |
5c96969c | 1472 | cdr.Ctrl |= 0x40; // data fifo not empty |
ef79bbde P |
1473 | |
1474 | // What means the 0x10 and the 0x08 bits? I only saw it used by the bios | |
1475 | cdr.Ctrl |= 0x18; | |
1476 | ||
e7acd858 | 1477 | CDR_LOG_IO("cdr r0.sta: %02x\n", cdr.Ctrl); |
ef79bbde P |
1478 | |
1479 | return psxHu8(0x1800) = cdr.Ctrl; | |
1480 | } | |
1481 | ||
ef79bbde | 1482 | void cdrWrite0(unsigned char rt) { |
c1a58212 | 1483 | CDR_LOG_IO("cdr w0.x.idx: %02x\n", rt); |
8b380e97 | 1484 | |
50b13be9 | 1485 | cdr.Ctrl = (rt & 3) | (cdr.Ctrl & ~3); |
ef79bbde P |
1486 | } |
1487 | ||
1488 | unsigned char cdrRead1(void) { | |
94c118c3 | 1489 | if ((cdr.ResultP & 0xf) < cdr.ResultC) |
9f8b032d | 1490 | psxHu8(0x1801) = cdr.Result[cdr.ResultP & 0xf]; |
94c118c3 | 1491 | else |
ef79bbde | 1492 | psxHu8(0x1801) = 0; |
94c118c3 | 1493 | cdr.ResultP++; |
1494 | if (cdr.ResultP == cdr.ResultC) | |
1495 | cdr.ResultReady = 0; | |
1496 | ||
c1a58212 | 1497 | CDR_LOG_IO("cdr r1.x.rsp: %02x #%u\n", psxHu8(0x1801), cdr.ResultP - 1); |
8b380e97 | 1498 | |
ef79bbde P |
1499 | return psxHu8(0x1801); |
1500 | } | |
1501 | ||
1502 | void cdrWrite1(unsigned char rt) { | |
c1a58212 | 1503 | const char *rnames[] = { "0.cmd", "1.smd", "2.smc", "3.arr" }; (void)rnames; |
e7acd858 | 1504 | CDR_LOG_IO("cdr w1.%s: %02x\n", rnames[cdr.Ctrl & 3], rt); |
9f8b032d | 1505 | |
94c118c3 | 1506 | switch (cdr.Ctrl & 3) { |
1507 | case 0: | |
1508 | break; | |
1509 | case 3: | |
53598a71 | 1510 | cdr.AttenuatorRightToRightT = rt; |
94c118c3 | 1511 | return; |
1512 | default: | |
1513 | return; | |
9f8b032d | 1514 | } |
1515 | ||
8b380e97 | 1516 | #ifdef CDR_LOG_CMD_IRQ |
4d74a45a | 1517 | CDR_LOG_I("CD1 write: %x (%s)", rt, CmdName[rt]); |
ef79bbde | 1518 | if (cdr.ParamC) { |
e7acd858 | 1519 | int i; |
ef79bbde P |
1520 | SysPrintf(" Param[%d] = {", cdr.ParamC); |
1521 | for (i = 0; i < cdr.ParamC; i++) | |
1522 | SysPrintf(" %x,", cdr.Param[i]); | |
c1a58212 | 1523 | SysPrintf("}"); |
ef79bbde | 1524 | } |
c1a58212 | 1525 | SysPrintf(" @%08x\n", psxRegs.pc); |
ef79bbde P |
1526 | #endif |
1527 | ||
2daaaae3 | 1528 | cdr.ResultReady = 0; |
94c118c3 | 1529 | cdr.Ctrl |= 0x80; |
8b380e97 | 1530 | |
5c96969c | 1531 | if (!cdr.CmdInProgress) { |
1532 | cdr.CmdInProgress = rt; | |
1533 | // should be something like 12k + controller delays | |
c6a249e3 | 1534 | set_event(PSXINT_CDR, 5000); |
9f8b032d | 1535 | } |
5c96969c | 1536 | else { |
4d74a45a | 1537 | CDR_LOG_I("cmd while busy: %02x, prev %02x, busy %02x\n", |
1538 | rt, cdr.Cmd, cdr.CmdInProgress); | |
5c96969c | 1539 | if (cdr.CmdInProgress < 0x100) // no pending 2nd response |
1540 | cdr.CmdInProgress = rt; | |
1541 | } | |
1542 | ||
1543 | cdr.Cmd = rt; | |
ef79bbde P |
1544 | } |
1545 | ||
1546 | unsigned char cdrRead2(void) { | |
ca37f771 | 1547 | unsigned char ret = cdr.Transfer[0x920]; |
ef79bbde | 1548 | |
e411faef | 1549 | if (cdr.FifoOffset < cdr.FifoSize) |
6cbdadb3 | 1550 | ret = cdr.Transfer[cdr.FifoOffset++]; |
1551 | else | |
4d74a45a | 1552 | CDR_LOG_I("read empty fifo (%d)\n", cdr.FifoSize); |
ef79bbde | 1553 | |
c1a58212 | 1554 | CDR_LOG_IO("cdr r2.x.dat: %02x\n", ret); |
ef79bbde P |
1555 | return ret; |
1556 | } | |
1557 | ||
1558 | void cdrWrite2(unsigned char rt) { | |
c1a58212 | 1559 | const char *rnames[] = { "0.prm", "1.ien", "2.all", "3.arl" }; (void)rnames; |
e7acd858 | 1560 | CDR_LOG_IO("cdr w2.%s: %02x\n", rnames[cdr.Ctrl & 3], rt); |
9f8b032d | 1561 | |
94c118c3 | 1562 | switch (cdr.Ctrl & 3) { |
1563 | case 0: | |
1564 | if (cdr.ParamC < 8) // FIXME: size and wrapping | |
1565 | cdr.Param[cdr.ParamC++] = rt; | |
1566 | return; | |
1567 | case 1: | |
f8f71331 | 1568 | cdr.IrqMask = rt; |
1569 | setIrq(cdr.IrqStat, 0x1005); | |
94c118c3 | 1570 | return; |
1571 | case 2: | |
53598a71 | 1572 | cdr.AttenuatorLeftToLeftT = rt; |
94c118c3 | 1573 | return; |
1574 | case 3: | |
53598a71 | 1575 | cdr.AttenuatorRightToLeftT = rt; |
94c118c3 | 1576 | return; |
ef79bbde P |
1577 | } |
1578 | } | |
1579 | ||
1580 | unsigned char cdrRead3(void) { | |
94c118c3 | 1581 | if (cdr.Ctrl & 0x1) |
f8f71331 | 1582 | psxHu8(0x1803) = cdr.IrqStat | 0xE0; |
94c118c3 | 1583 | else |
f8f71331 | 1584 | psxHu8(0x1803) = cdr.IrqMask | 0xE0; |
8b380e97 | 1585 | |
c1a58212 | 1586 | CDR_LOG_IO("cdr r3.%d.%s: %02x\n", cdr.Ctrl & 3, |
1587 | (cdr.Ctrl & 1) ? "ifl" : "ien", psxHu8(0x1803)); | |
ef79bbde P |
1588 | return psxHu8(0x1803); |
1589 | } | |
1590 | ||
1591 | void cdrWrite3(unsigned char rt) { | |
c1a58212 | 1592 | const char *rnames[] = { "0.req", "1.ifl", "2.alr", "3.ava" }; (void)rnames; |
740eb9bc | 1593 | u8 ll, lr, rl, rr; |
e7acd858 | 1594 | CDR_LOG_IO("cdr w3.%s: %02x\n", rnames[cdr.Ctrl & 3], rt); |
056d6759 | 1595 | |
94c118c3 | 1596 | switch (cdr.Ctrl & 3) { |
1597 | case 0: | |
a34a2445 | 1598 | break; // transfer |
94c118c3 | 1599 | case 1: |
f8f71331 | 1600 | if (cdr.IrqStat & rt) { |
aced3eb3 | 1601 | u32 nextCycle = psxRegs.intCycle[PSXINT_CDR].sCycle |
1602 | + psxRegs.intCycle[PSXINT_CDR].cycle; | |
4d74a45a | 1603 | int pending = psxRegs.interrupt & (1 << PSXINT_CDR); |
5c96969c | 1604 | #ifdef CDR_LOG_CMD_IRQ |
f8f71331 | 1605 | CDR_LOG_I("ack %02x (w=%02x p=%d,%x,%x,%d)\n", |
1606 | cdr.IrqStat & rt, rt, !!pending, cdr.CmdInProgress, | |
4d74a45a | 1607 | cdr.Irq1Pending, nextCycle - psxRegs.cycle); |
5c96969c | 1608 | #endif |
aced3eb3 | 1609 | // note: Croc, Shadow Tower (more) vs Discworld Noir (<993) |
4d74a45a | 1610 | if (!pending && (cdr.CmdInProgress || cdr.Irq1Pending)) |
aced3eb3 | 1611 | { |
792f1697 | 1612 | s32 c = 2048; |
1613 | if (cdr.CmdInProgress) { | |
1614 | c = 2048 - (psxRegs.cycle - nextCycle); | |
1615 | c = MAX_VALUE(c, 512); | |
1616 | } | |
c6a249e3 | 1617 | set_event(PSXINT_CDR, c); |
aced3eb3 | 1618 | } |
4d384ca8 | 1619 | } |
f8f71331 | 1620 | cdr.IrqStat &= ~rt; |
a34a2445 | 1621 | |
1622 | if (rt & 0x40) | |
1623 | cdr.ParamC = 0; | |
1624 | return; | |
94c118c3 | 1625 | case 2: |
53598a71 | 1626 | cdr.AttenuatorLeftToRightT = rt; |
94c118c3 | 1627 | return; |
1628 | case 3: | |
740eb9bc | 1629 | if (rt & 0x01) |
1630 | log_unhandled("Mute ADPCM?\n"); | |
53598a71 | 1631 | if (rt & 0x20) { |
740eb9bc | 1632 | ll = cdr.AttenuatorLeftToLeftT; lr = cdr.AttenuatorLeftToRightT; |
1633 | rl = cdr.AttenuatorRightToLeftT; rr = cdr.AttenuatorRightToRightT; | |
1634 | if (ll == cdr.AttenuatorLeftToLeft && | |
1635 | lr == cdr.AttenuatorLeftToRight && | |
1636 | rl == cdr.AttenuatorRightToLeft && | |
1637 | rr == cdr.AttenuatorRightToRight) | |
1638 | return; | |
1e98ada3 | 1639 | cdr.AttenuatorLeftToLeft = ll; cdr.AttenuatorLeftToRight = lr; |
1640 | cdr.AttenuatorRightToLeft = rl; cdr.AttenuatorRightToRight = rr; | |
740eb9bc | 1641 | CDR_LOG_I("CD-XA Volume: %02x %02x | %02x %02x\n", ll, lr, rl, rr); |
1642 | SPU_setCDvol(ll, lr, rl, rr, psxRegs.cycle); | |
53598a71 | 1643 | } |
94c118c3 | 1644 | return; |
9f8b032d | 1645 | } |
056d6759 | 1646 | |
e411faef | 1647 | // test: Viewpoint |
1648 | if ((rt & 0x80) && cdr.FifoOffset < cdr.FifoSize) { | |
1649 | CDR_LOG("cdrom: FifoOffset(2) %d/%d\n", cdr.FifoOffset, cdr.FifoSize); | |
1650 | } | |
1651 | else if (rt & 0x80) { | |
dfd4f48e | 1652 | switch (cdr.Mode & (MODE_SIZE_2328|MODE_SIZE_2340)) { |
9f8b032d | 1653 | case MODE_SIZE_2328: |
ef79bbde | 1654 | case 0x00: |
6cbdadb3 | 1655 | cdr.FifoOffset = 12; |
e411faef | 1656 | cdr.FifoSize = 2048 + 12; |
ef79bbde | 1657 | break; |
9f8b032d | 1658 | |
1659 | case MODE_SIZE_2340: | |
ef79bbde | 1660 | default: |
6cbdadb3 | 1661 | cdr.FifoOffset = 0; |
e411faef | 1662 | cdr.FifoSize = 2340; |
ef79bbde P |
1663 | break; |
1664 | } | |
1665 | } | |
e411faef | 1666 | else if (!(rt & 0xc0)) |
1667 | cdr.FifoOffset = DATA_SIZE; // fifo empty | |
ef79bbde P |
1668 | } |
1669 | ||
1670 | void psxDma3(u32 madr, u32 bcr, u32 chcr) { | |
e5cb0939 | 1671 | u32 cdsize, max_words, cycles; |
c7071c43 | 1672 | int size; |
ef79bbde P |
1673 | u8 *ptr; |
1674 | ||
4d74a45a | 1675 | #if 0 |
1676 | CDR_LOG_I("psxDma3() Log: *** DMA 3 *** %x addr = %x size = %x", chcr, madr, bcr); | |
1677 | if (cdr.FifoOffset == 0) { | |
1678 | ptr = cdr.Transfer; | |
1679 | SysPrintf(" %02x:%02x:%02x", ptr[0], ptr[1], ptr[2]); | |
1680 | } | |
1681 | SysPrintf("\n"); | |
1682 | #endif | |
ef79bbde | 1683 | |
7b68d92c | 1684 | switch (chcr & 0x71000000) { |
ef79bbde | 1685 | case 0x11000000: |
162bbc5e | 1686 | madr &= ~3; |
d01bb904 | 1687 | ptr = getDmaRam(madr, &max_words); |
b012a437 | 1688 | if (ptr == INVALID_PTR) { |
6cbdadb3 | 1689 | CDR_LOG_I("psxDma3() Log: *** DMA 3 *** NULL Pointer!\n"); |
ef79bbde P |
1690 | break; |
1691 | } | |
9f8b032d | 1692 | |
6cbdadb3 | 1693 | cdsize = (((bcr - 1) & 0xffff) + 1) * 4; |
1694 | ||
9f8b032d | 1695 | /* |
1696 | GS CDX: Enhancement CD crash | |
1697 | - Setloc 0:0:0 | |
1698 | - CdlPlay | |
1699 | - Spams DMA3 and gets buffer overrun | |
1700 | */ | |
6cbdadb3 | 1701 | size = DATA_SIZE - cdr.FifoOffset; |
c7071c43 | 1702 | if (size > cdsize) |
1703 | size = cdsize; | |
d01bb904 | 1704 | if (size > max_words * 4) |
1705 | size = max_words * 4; | |
c7071c43 | 1706 | if (size > 0) |
9f8b032d | 1707 | { |
6cbdadb3 | 1708 | memcpy(ptr, cdr.Transfer + cdr.FifoOffset, size); |
1709 | cdr.FifoOffset += size; | |
9f8b032d | 1710 | } |
ca37f771 | 1711 | if (size < cdsize) { |
7df2c03c | 1712 | CDR_LOG_I("cdrom: dma3 %d/%d\n", size, cdsize); |
ca37f771 | 1713 | memset(ptr + size, cdr.Transfer[0x920], cdsize - size); |
1714 | } | |
1715 | psxCpu->Clear(madr, cdsize / 4); | |
9f8b032d | 1716 | |
e5cb0939 | 1717 | cycles = (cdsize / 4) * 24; |
1718 | set_event(PSXINT_CDRDMA, cycles); | |
7b68d92c | 1719 | |
1720 | HW_DMA3_CHCR &= SWAPu32(~0x10000000); | |
1721 | if (chcr & 0x100) { | |
58ebb94c | 1722 | HW_DMA3_MADR = SWAPu32(madr + cdsize); |
7b68d92c | 1723 | HW_DMA3_BCR &= SWAPu32(0xffff0000); |
9f8b032d | 1724 | } |
7b68d92c | 1725 | else { |
fc4803bd | 1726 | // halted |
e5cb0939 | 1727 | psxRegs.cycle += cycles - 20; |
9f8b032d | 1728 | } |
e5cb0939 | 1729 | if (canDoTurbo() && cdr.Reading && cdr.FifoOffset >= 2048) |
1730 | CDRPLAYREAD_INT(cycles + 4096, 1); | |
9f8b032d | 1731 | return; |
1732 | ||
ef79bbde | 1733 | default: |
7df2c03c | 1734 | CDR_LOG_I("psxDma3() Log: Unknown cddma %x\n", chcr); |
ef79bbde P |
1735 | break; |
1736 | } | |
1737 | ||
1738 | HW_DMA3_CHCR &= SWAP32(~0x01000000); | |
1739 | DMA_INTERRUPT(3); | |
1740 | } | |
1741 | ||
28eea6ac | 1742 | void cdrDmaInterrupt(void) |
9f8b032d | 1743 | { |
ad418c19 | 1744 | if (HW_DMA3_CHCR & SWAP32(0x01000000)) |
1745 | { | |
1746 | HW_DMA3_CHCR &= SWAP32(~0x01000000); | |
1747 | DMA_INTERRUPT(3); | |
1748 | } | |
9f8b032d | 1749 | } |
1750 | ||
fffad32e | 1751 | static void getCdInfo(void) |
1752 | { | |
1753 | u8 tmp; | |
1754 | ||
1755 | CDR_getTN(cdr.ResultTN); | |
1756 | CDR_getTD(0, cdr.SetSectorEnd); | |
1757 | tmp = cdr.SetSectorEnd[0]; | |
1758 | cdr.SetSectorEnd[0] = cdr.SetSectorEnd[2]; | |
1759 | cdr.SetSectorEnd[2] = tmp; | |
1760 | } | |
1761 | ||
ef79bbde P |
1762 | void cdrReset() { |
1763 | memset(&cdr, 0, sizeof(cdr)); | |
1764 | cdr.CurTrack = 1; | |
78ce9be9 | 1765 | cdr.FilterFile = 0; |
1766 | cdr.FilterChannel = 0; | |
f8f71331 | 1767 | cdr.IrqMask = 0x1f; |
1768 | cdr.IrqStat = NoIntr; | |
b7f50ee7 | 1769 | |
056d6759 | 1770 | // BIOS player - default values |
53598a71 | 1771 | cdr.AttenuatorLeftToLeft = 0x80; |
1772 | cdr.AttenuatorLeftToRight = 0x00; | |
1773 | cdr.AttenuatorRightToLeft = 0x00; | |
1774 | cdr.AttenuatorRightToRight = 0x80; | |
fffad32e | 1775 | |
ba5918cd | 1776 | softReset(); |
fffad32e | 1777 | getCdInfo(); |
ef79bbde P |
1778 | } |
1779 | ||
496d88d4 | 1780 | int cdrFreeze(void *f, int Mode) { |
8e1040b6 | 1781 | u32 tmp; |
fffad32e | 1782 | u8 tmpp[3]; |
ef79bbde | 1783 | |
fffad32e | 1784 | if (Mode == 0 && !Config.Cdda) |
1785 | CDR_stop(); | |
9f8b032d | 1786 | |
55b8460a | 1787 | cdr.freeze_ver = 0x63647202; |
9f8b032d | 1788 | gzfreeze(&cdr, sizeof(cdr)); |
1789 | ||
94c118c3 | 1790 | if (Mode == 1) { |
1791 | cdr.ParamP = cdr.ParamC; | |
6cbdadb3 | 1792 | tmp = cdr.FifoOffset; |
94c118c3 | 1793 | } |
ef79bbde P |
1794 | |
1795 | gzfreeze(&tmp, sizeof(tmp)); | |
1796 | ||
42f3c512 | 1797 | if (Mode == 0) { |
740eb9bc | 1798 | u8 ll = 0, lr = 0, rl = 0, rr = 0; |
fffad32e | 1799 | getCdInfo(); |
1800 | ||
ca37f771 | 1801 | cdr.FifoOffset = tmp < DATA_SIZE ? tmp : DATA_SIZE; |
dfd4f48e | 1802 | cdr.FifoSize = (cdr.Mode & MODE_SIZE_2340) ? 2340 : 2048 + 12; |
0eacae49 | 1803 | if (cdr.SubqForwardSectors > SUBQ_FORWARD_SECTORS) |
1804 | cdr.SubqForwardSectors = SUBQ_FORWARD_SECTORS; | |
ef79bbde | 1805 | |
fffad32e | 1806 | // read right sub data |
0204c39a DS |
1807 | tmpp[0] = btoi(cdr.Prev[0]); |
1808 | tmpp[1] = btoi(cdr.Prev[1]); | |
1809 | tmpp[2] = btoi(cdr.Prev[2]); | |
fffad32e | 1810 | cdr.Prev[0]++; |
73b29eeb | 1811 | ReadTrack(tmpp); |
fffad32e | 1812 | |
1813 | if (cdr.Play) { | |
55b8460a | 1814 | if (cdr.freeze_ver < 0x63647202) |
1815 | memcpy(cdr.SetSectorPlay, cdr.SetSector, 3); | |
1816 | ||
fffad32e | 1817 | Find_CurTrack(cdr.SetSectorPlay); |
1818 | if (!Config.Cdda) | |
2e88c317 | 1819 | CDR_play(cdr.SetSectorPlay); |
fffad32e | 1820 | } |
740eb9bc | 1821 | if (!cdr.Muted) |
1822 | ll = cdr.AttenuatorLeftToLeft, lr = cdr.AttenuatorLeftToLeft, | |
1823 | rl = cdr.AttenuatorRightToLeft, rr = cdr.AttenuatorRightToRight; | |
1824 | SPU_setCDvol(ll, lr, rl, rr, psxRegs.cycle); | |
42f3c512 | 1825 | } |
1826 | ||
ef79bbde P |
1827 | return 0; |
1828 | } | |
9f8b032d | 1829 | |
28eea6ac | 1830 | void LidInterrupt(void) { |
fffad32e | 1831 | getCdInfo(); |
80f91a20 | 1832 | cdrLidSeekInterrupt(); |
9f8b032d | 1833 | } |