scd.c revision 132771
17332Sjkh/*- 27332Sjkh * Copyright (c) 1995 Mikael Hybsch 37332Sjkh * All rights reserved. 47332Sjkh * 57332Sjkh * Portions of this file are copied from mcd.c 67332Sjkh * which has the following copyrights: 77332Sjkh * 87332Sjkh * Copyright 1993 by Holger Veit (data part) 97332Sjkh * Copyright 1993 by Brian Moore (audio part) 107332Sjkh * Changes Copyright 1993 by Gary Clark II 117332Sjkh * Changes Copyright (C) 1994 by Andrew A. Chernov 127332Sjkh * 137332Sjkh * Rewrote probe routine to work on newer Mitsumi drives. 147332Sjkh * Additional changes (C) 1994 by Jordan K. Hubbard 157332Sjkh * 167332Sjkh * All rights reserved. 177332Sjkh * 187332Sjkh * Redistribution and use in source and binary forms, with or without 197332Sjkh * modification, are permitted provided that the following conditions 207332Sjkh * are met: 217332Sjkh * 1. Redistributions of source code must retain the above copyright 227332Sjkh * notice, this list of conditions and the following disclaimer 237332Sjkh * in this position and unchanged. 247332Sjkh * 2. Redistributions in binary form must reproduce the above copyright 257332Sjkh * notice, this list of conditions and the following disclaimer in the 267332Sjkh * documentation and/or other materials provided with the distribution. 277332Sjkh * 3. The name of the author may not be used to endorse or promote products 2897748Sschweikh * derived from this software without specific prior written permission 297332Sjkh * 307332Sjkh * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 317332Sjkh * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 327332Sjkh * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 337332Sjkh * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 347332Sjkh * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 357332Sjkh * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 367332Sjkh * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 377332Sjkh * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 387332Sjkh * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 397332Sjkh * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 407332Sjkh * 417332Sjkh */ 427332Sjkh 43119419Sobrien#include <sys/cdefs.h> 44119419Sobrien__FBSDID("$FreeBSD: head/sys/dev/scd/scd.c 132771 2004-07-28 06:21:53Z kan $"); 457332Sjkh 46119419Sobrien 47106451Smdodd#undef SCD_DEBUG 487332Sjkh 497332Sjkh#include <sys/param.h> 507332Sjkh#include <sys/systm.h> 5161011Speter#include <sys/kernel.h> 527332Sjkh#include <sys/conf.h> 53106450Smdodd#include <sys/fcntl.h> 5460041Sphk#include <sys/bio.h> 557332Sjkh#include <sys/cdio.h> 56106450Smdodd#include <sys/disk.h> 5761011Speter#include <sys/bus.h> 587369Sbde 597332Sjkh#include <machine/stdarg.h> 607332Sjkh 61106449Smdodd#include <machine/bus_pio.h> 62106449Smdodd#include <machine/bus.h> 63106449Smdodd#include <machine/resource.h> 64106449Smdodd#include <sys/rman.h> 657332Sjkh 66106449Smdodd#include <isa/isavar.h> 6712502Sjulian 68106449Smdodd#include <dev/scd/scdreg.h> 69106449Smdodd#include <dev/scd/scdvar.h> 70106449Smdodd 717332Sjkh/* flags */ 727332Sjkh#define SCDOPEN 0x0001 /* device opened */ 737332Sjkh#define SCDVALID 0x0002 /* parameters loaded */ 747332Sjkh#define SCDINIT 0x0004 /* device is init'd */ 757332Sjkh#define SCDPROBING 0x0020 /* probing */ 767332Sjkh#define SCDTOC 0x0100 /* already read toc */ 777332Sjkh#define SCDMBXBSY 0x0200 /* local mbx is busy */ 787332Sjkh#define SCDSPINNING 0x0400 /* drive is spun up */ 797332Sjkh 807332Sjkh#define SCD_S_BEGIN 0 817332Sjkh#define SCD_S_BEGIN1 1 827332Sjkh#define SCD_S_WAITSTAT 2 837332Sjkh#define SCD_S_WAITFIFO 3 847332Sjkh#define SCD_S_WAITSPIN 4 857332Sjkh#define SCD_S_WAITREAD 5 867332Sjkh#define SCD_S_WAITPARAM 6 877332Sjkh 887332Sjkh#define RDELAY_WAIT 300 897332Sjkh#define RDELAY_WAITREAD 300 907332Sjkh 917332Sjkh#define SCDBLKSIZE 2048 927332Sjkh 937332Sjkh#ifdef SCD_DEBUG 9411872Sphk static int scd_debuglevel = SCD_DEBUG; 95106449Smdodd# define XDEBUG(sc, level, fmt, args...) \ 96106449Smdodd do { \ 97106449Smdodd if (scd_debuglevel >= level) \ 98106449Smdodd device_printf(sc->dev, fmt, ## args); \ 99106449Smdodd } while (0) 1007332Sjkh#else 101106449Smdodd# define XDEBUG(sc, level, fmt, args...) 1027332Sjkh#endif 1037332Sjkh 104106449Smdodd#define IS_ATTENTION(sc) ((SCD_READ(sc, IREG_STATUS) & SBIT_ATTENTION) != 0) 105106449Smdodd#define IS_BUSY(sc) ((SCD_READ(sc, IREG_STATUS) & SBIT_BUSY) != 0) 106106449Smdodd#define IS_DATA_RDY(sc) ((SCD_READ(sc, IREG_STATUS) & SBIT_DATA_READY) != 0) 107106449Smdodd#define STATUS_BIT(sc, bit) ((SCD_READ(sc, IREG_STATUS) & (bit)) != 0) 108106449Smdodd#define FSTATUS_BIT(sc, bit) ((SCD_READ(sc, IREG_FSTATUS) & (bit)) != 0) 1097332Sjkh 1107332Sjkh/* prototypes */ 1117332Sjkhstatic void hsg2msf(int hsg, bcd_t *msf); 1127332Sjkhstatic int msf2hsg(bcd_t *msf); 1137332Sjkh 114106449Smdoddstatic void process_attention(struct scd_softc *); 115106449Smdoddstatic int waitfor_status_bits(struct scd_softc *, int bits_set, int bits_clear); 116106449Smdoddstatic int send_cmd(struct scd_softc *, u_char cmd, u_int nargs, ...); 117106449Smdoddstatic void init_drive(struct scd_softc *); 118106449Smdoddstatic int spin_up(struct scd_softc *); 119106449Smdoddstatic int read_toc(struct scd_softc *); 120106449Smdoddstatic int get_result(struct scd_softc *, int result_len, u_char *result); 121106449Smdoddstatic void print_error(struct scd_softc *, int errcode); 1227332Sjkh 123106449Smdoddstatic void scd_start(struct scd_softc *); 12425056Sbdestatic timeout_t scd_timeout; 125106449Smdoddstatic void scd_doread(struct scd_softc *, int state, struct scd_mbx *mbxin); 1267332Sjkh 127106449Smdoddstatic int scd_eject(struct scd_softc *); 128106449Smdoddstatic int scd_stop(struct scd_softc *); 129106449Smdoddstatic int scd_pause(struct scd_softc *); 130106449Smdoddstatic int scd_resume(struct scd_softc *); 131106449Smdoddstatic int scd_playtracks(struct scd_softc *, struct ioc_play_track *pt); 132106449Smdoddstatic int scd_playmsf(struct scd_softc *, struct ioc_play_msf *msf); 133106449Smdoddstatic int scd_play(struct scd_softc *, struct ioc_play_msf *msf); 134106449Smdoddstatic int scd_subchan(struct scd_softc *, struct ioc_read_subchannel *sch); 135106449Smdoddstatic int read_subcode(struct scd_softc *, struct sony_subchannel_position_data *sch); 1367332Sjkh 1377332Sjkh/* for xcdplayer */ 138106449Smdoddstatic int scd_toc_header(struct scd_softc *, struct ioc_toc_header *th); 139106449Smdoddstatic int scd_toc_entrys(struct scd_softc *, struct ioc_read_toc_entry *te); 140106449Smdoddstatic int scd_toc_entry(struct scd_softc *, struct ioc_read_toc_single_entry *te); 1417332Sjkh#define SCD_LASTPLUS1 170 /* don't ask, xcdplayer passes this in */ 1427332Sjkh 14312675Sjulianstatic d_open_t scdopen; 14412675Sjulianstatic d_close_t scdclose; 14512675Sjulianstatic d_ioctl_t scdioctl; 14612675Sjulianstatic d_strategy_t scdstrategy; 14712675Sjulian 14874810Sphk 14937389Sjulianstatic struct cdevsw scd_cdevsw = { 150126080Sphk .d_version = D_VERSION, 151111815Sphk .d_open = scdopen, 152111815Sphk .d_close = scdclose, 153111815Sphk .d_read = physread, 154111815Sphk .d_ioctl = scdioctl, 155111815Sphk .d_strategy = scdstrategy, 156111815Sphk .d_name = "scd", 157126080Sphk .d_flags = D_DISK | D_NEEDGIANT, 15847625Sphk}; 15912675Sjulian 160106449Smdoddint 161106449Smdoddscd_attach(struct scd_softc *sc) 1627332Sjkh{ 163106449Smdodd int unit; 1648876Srgrimes 165106449Smdodd unit = device_get_unit(sc->dev); 1667332Sjkh 167106449Smdodd init_drive(sc); 1687332Sjkh 169106490Smdodd sc->data.flags = SCDINIT; 170106490Smdodd sc->data.audio_status = CD_AS_AUDIO_INVALID; 171106490Smdodd bioq_init(&sc->data.head); 1727332Sjkh 173106449Smdodd sc->scd_dev_t = make_dev(&scd_cdevsw, 8 * unit, 174106449Smdodd UID_ROOT, GID_OPERATOR, 0640, "scd%d", unit); 175106449Smdodd sc->scd_dev_t->si_drv1 = (void *)sc; 176106449Smdodd 177106451Smdodd return (0); 1787332Sjkh} 1797332Sjkh 18012675Sjulianstatic int 181130585Sphkscdopen(struct cdev *dev, int flags, int fmt, struct thread *td) 1827332Sjkh{ 183106449Smdodd struct scd_softc *sc; 1847332Sjkh int rc; 1858876Srgrimes 186106449Smdodd sc = (struct scd_softc *)dev->si_drv1; 1877332Sjkh 1887332Sjkh /* not initialized*/ 189106490Smdodd if (!(sc->data.flags & SCDINIT)) 190106451Smdodd return (ENXIO); 1917332Sjkh 1927332Sjkh /* invalidated in the meantime? mark all open part's invalid */ 193106490Smdodd if (sc->data.openflag) 194106451Smdodd return (ENXIO); 1957332Sjkh 196106449Smdodd XDEBUG(sc, 1, "DEBUG: status = 0x%x\n", SCD_READ(sc, IREG_STATUS)); 1977332Sjkh 198106449Smdodd if ((rc = spin_up(sc)) != 0) { 199106449Smdodd print_error(sc, rc); 200106451Smdodd return (EIO); 2017332Sjkh } 202106490Smdodd if (!(sc->data.flags & SCDTOC)) { 2037332Sjkh int loop_count = 3; 2047332Sjkh 205106449Smdodd while (loop_count-- > 0 && (rc = read_toc(sc)) != 0) { 2067332Sjkh if (rc == ERR_NOT_SPINNING) { 207106449Smdodd rc = spin_up(sc); 2087332Sjkh if (rc) { 209106449Smdodd print_error(sc, rc);\ 210106451Smdodd return (EIO); 2117332Sjkh } 2127332Sjkh continue; 2137332Sjkh } 214106449Smdodd device_printf(sc->dev, "TOC read error 0x%x\n", rc); 215106451Smdodd return (EIO); 2167332Sjkh } 2177332Sjkh } 2187332Sjkh 219106490Smdodd dev->si_bsize_phys = sc->data.blksize; 22051111Sjulian 221106490Smdodd sc->data.openflag = 1; 222106490Smdodd sc->data.flags |= SCDVALID; 2237332Sjkh 224106451Smdodd return (0); 2257332Sjkh} 2267332Sjkh 22712675Sjulianstatic int 228130585Sphkscdclose(struct cdev *dev, int flags, int fmt, struct thread *td) 2297332Sjkh{ 230106449Smdodd struct scd_softc *sc; 2318876Srgrimes 232106449Smdodd sc = (struct scd_softc *)dev->si_drv1; 2337332Sjkh 234106490Smdodd if (!(sc->data.flags & SCDINIT) || !sc->data.openflag) 235106451Smdodd return (ENXIO); 2367332Sjkh 237106490Smdodd if (sc->data.audio_status != CD_AS_PLAY_IN_PROGRESS) { 238106449Smdodd (void)send_cmd(sc, CMD_SPIN_DOWN, 0); 239106490Smdodd sc->data.flags &= ~SCDSPINNING; 2407332Sjkh } 2417332Sjkh 2427332Sjkh 2437332Sjkh /* close channel */ 244106490Smdodd sc->data.openflag = 0; 2457332Sjkh 246106451Smdodd return (0); 2477332Sjkh} 2487332Sjkh 24912675Sjulianstatic void 25059249Sphkscdstrategy(struct bio *bp) 2517332Sjkh{ 2527332Sjkh int s; 253106449Smdodd struct scd_softc *sc; 2547332Sjkh 255106449Smdodd sc = (struct scd_softc *)bp->bio_dev->si_drv1; 2567332Sjkh 2577332Sjkh /* if device invalidated (e.g. media change, door open), error */ 258106490Smdodd if (!(sc->data.flags & SCDVALID)) { 259106449Smdodd device_printf(sc->dev, "media changed\n"); 26059249Sphk bp->bio_error = EIO; 2617332Sjkh goto bad; 2627332Sjkh } 2637332Sjkh 2647332Sjkh /* read only */ 26559249Sphk if (!(bp->bio_cmd == BIO_READ)) { 26659249Sphk bp->bio_error = EROFS; 2677332Sjkh goto bad; 2687332Sjkh } 2698876Srgrimes 2707332Sjkh /* no data to read */ 27159249Sphk if (bp->bio_bcount == 0) 2727332Sjkh goto done; 2738876Srgrimes 274106490Smdodd if (!(sc->data.flags & SCDTOC)) { 27559249Sphk bp->bio_error = EIO; 2767332Sjkh goto bad; 2777332Sjkh } 2787332Sjkh 27959249Sphk bp->bio_resid = 0; 2808876Srgrimes 2817332Sjkh /* queue it */ 2827332Sjkh s = splbio(); 283112946Sphk bioq_disksort(&sc->data.head, bp); 2847332Sjkh splx(s); 2858876Srgrimes 2867332Sjkh /* now check whether we can perform processing */ 287106449Smdodd scd_start(sc); 2887332Sjkh return; 2897332Sjkh 2907332Sjkhbad: 29159249Sphk bp->bio_flags |= BIO_ERROR; 2927332Sjkhdone: 29359249Sphk bp->bio_resid = bp->bio_bcount; 2947332Sjkh biodone(bp); 2957332Sjkh return; 2967332Sjkh} 2977332Sjkh 2987332Sjkhstatic void 299106449Smdoddscd_start(struct scd_softc *sc) 3007332Sjkh{ 30159249Sphk struct bio *bp; 30246573Speter int s = splbio(); 3038876Srgrimes 304106490Smdodd if (sc->data.flags & SCDMBXBSY) { 3057332Sjkh splx(s); 3067332Sjkh return; 3077332Sjkh } 3087332Sjkh 309106490Smdodd bp = bioq_first(&sc->data.head); 31015574Sphk if (bp != 0) { 3117332Sjkh /* block found to process, dequeue */ 312106490Smdodd bioq_remove(&sc->data.head, bp); 313106490Smdodd sc->data.flags |= SCDMBXBSY; 3147332Sjkh splx(s); 3157332Sjkh } else { 3167332Sjkh /* nothing to do */ 3177332Sjkh splx(s); 3187332Sjkh return; 3197332Sjkh } 3207332Sjkh 321106490Smdodd sc->data.mbx.retry = 3; 322106490Smdodd sc->data.mbx.bp = bp; 3237332Sjkh splx(s); 3247332Sjkh 325106490Smdodd scd_doread(sc, SCD_S_BEGIN, &(sc->data.mbx)); 3267332Sjkh return; 3277332Sjkh} 3287332Sjkh 32912675Sjulianstatic int 330130585Sphkscdioctl(struct cdev *dev, u_long cmd, caddr_t addr, int flags, struct thread *td) 3317332Sjkh{ 332106449Smdodd struct scd_softc *sc; 3338876Srgrimes 334106449Smdodd sc = (struct scd_softc *)dev->si_drv1; 3357332Sjkh 336106449Smdodd XDEBUG(sc, 1, "ioctl: cmd=0x%lx\n", cmd); 3377332Sjkh 338106490Smdodd if (!(sc->data.flags & SCDVALID)) 339106451Smdodd return (EIO); 3407332Sjkh 3417332Sjkh switch (cmd) { 342106450Smdodd case DIOCGMEDIASIZE: 343106490Smdodd *(off_t *)addr = (off_t)sc->data.disksize * sc->data.blksize; 344106450Smdodd return (0); 345106450Smdodd break; 346106450Smdodd case DIOCGSECTORSIZE: 347106490Smdodd *(u_int *)addr = sc->data.blksize; 348106450Smdodd return (0); 349106450Smdodd break; 3507332Sjkh case CDIOCPLAYTRACKS: 351106449Smdodd return scd_playtracks(sc, (struct ioc_play_track *) addr); 3527332Sjkh case CDIOCPLAYBLOCKS: 353106451Smdodd return (EINVAL); 3547332Sjkh case CDIOCPLAYMSF: 355106449Smdodd return scd_playmsf(sc, (struct ioc_play_msf *) addr); 3567332Sjkh case CDIOCREADSUBCHANNEL: 357106449Smdodd return scd_subchan(sc, (struct ioc_read_subchannel *) addr); 3587332Sjkh case CDIOREADTOCHEADER: 359106449Smdodd return scd_toc_header (sc, (struct ioc_toc_header *) addr); 3607332Sjkh case CDIOREADTOCENTRYS: 361106449Smdodd return scd_toc_entrys (sc, (struct ioc_read_toc_entry*) addr); 36225460Sjoerg case CDIOREADTOCENTRY: 363106449Smdodd return scd_toc_entry (sc, (struct ioc_read_toc_single_entry*) addr); 3647332Sjkh case CDIOCSETPATCH: 3657332Sjkh case CDIOCGETVOL: 3667332Sjkh case CDIOCSETVOL: 3677332Sjkh case CDIOCSETMONO: 3687332Sjkh case CDIOCSETSTERIO: 3697332Sjkh case CDIOCSETMUTE: 3707332Sjkh case CDIOCSETLEFT: 3717332Sjkh case CDIOCSETRIGHT: 372106451Smdodd return (EINVAL); 3737332Sjkh case CDIOCRESUME: 374106449Smdodd return scd_resume(sc); 3757332Sjkh case CDIOCPAUSE: 376106449Smdodd return scd_pause(sc); 3777332Sjkh case CDIOCSTART: 378106451Smdodd return (EINVAL); 3797332Sjkh case CDIOCSTOP: 380106449Smdodd return scd_stop(sc); 3817332Sjkh case CDIOCEJECT: 382106449Smdodd return scd_eject(sc); 3837332Sjkh case CDIOCALLOW: 384106451Smdodd return (0); 3857332Sjkh case CDIOCSETDEBUG: 3867332Sjkh#ifdef SCD_DEBUG 3877332Sjkh scd_debuglevel++; 3887332Sjkh#endif 389106451Smdodd return (0); 3907332Sjkh case CDIOCCLRDEBUG: 3917332Sjkh#ifdef SCD_DEBUG 3927332Sjkh scd_debuglevel = 0; 3937332Sjkh 3947332Sjkh#endif 395106451Smdodd return (0); 3967332Sjkh default: 397106449Smdodd device_printf(sc->dev, "unsupported ioctl (cmd=0x%lx)\n", cmd); 398106451Smdodd return (ENOTTY); 3997332Sjkh } 4007332Sjkh} 4017332Sjkh 4027332Sjkh/*************************************************************** 4037332Sjkh * lower level of driver starts here 4047332Sjkh **************************************************************/ 4057332Sjkh 4067332Sjkhstatic int 407106449Smdoddscd_playtracks(struct scd_softc *sc, struct ioc_play_track *pt) 4087332Sjkh{ 4097332Sjkh struct ioc_play_msf msf; 4107332Sjkh int a = pt->start_track; 4117332Sjkh int z = pt->end_track; 41211872Sphk int rc; 4137332Sjkh 414106490Smdodd if (!(sc->data.flags & SCDTOC) && (rc = read_toc(sc)) != 0) { 4157332Sjkh if (rc == -ERR_NOT_SPINNING) { 416106449Smdodd if (spin_up(sc) != 0) 417106451Smdodd return (EIO); 418106449Smdodd rc = read_toc(sc); 4197332Sjkh } 4207332Sjkh if (rc != 0) { 421106449Smdodd print_error(sc, rc); 422106451Smdodd return (EIO); 4237332Sjkh } 4247332Sjkh } 4257332Sjkh 426106449Smdodd XDEBUG(sc, 1, "playtracks from %d:%d to %d:%d\n", 427106449Smdodd a, pt->start_index, z, pt->end_index); 4287332Sjkh 429106490Smdodd if ( a < sc->data.first_track 430106490Smdodd || a > sc->data.last_track 4317332Sjkh || a > z 432106490Smdodd || z > sc->data.last_track) 433106451Smdodd return (EINVAL); 4347332Sjkh 435106490Smdodd bcopy(sc->data.toc[a].start_msf, &msf.start_m, 3); 436106490Smdodd hsg2msf(msf2hsg(sc->data.toc[z+1].start_msf)-1, &msf.end_m); 4377332Sjkh 438106449Smdodd return scd_play(sc, &msf); 4397332Sjkh} 4407332Sjkh 4417332Sjkh/* The start/end msf is expected to be in bin format */ 4427332Sjkhstatic int 443106449Smdoddscd_playmsf(struct scd_softc *sc, struct ioc_play_msf *msfin) 4447332Sjkh{ 4457332Sjkh struct ioc_play_msf msf; 4467332Sjkh 4477332Sjkh msf.start_m = bin2bcd(msfin->start_m); 4487332Sjkh msf.start_s = bin2bcd(msfin->start_s); 4497332Sjkh msf.start_f = bin2bcd(msfin->start_f); 4507332Sjkh msf.end_m = bin2bcd(msfin->end_m); 4517332Sjkh msf.end_s = bin2bcd(msfin->end_s); 4527332Sjkh msf.end_f = bin2bcd(msfin->end_f); 4537332Sjkh 454106449Smdodd return scd_play(sc, &msf); 4557332Sjkh} 4567332Sjkh 4577332Sjkh/* The start/end msf is expected to be in bcd format */ 4587332Sjkhstatic int 459106449Smdoddscd_play(struct scd_softc *sc, struct ioc_play_msf *msf) 4607332Sjkh{ 4617332Sjkh int i, rc; 4627332Sjkh 463106449Smdodd XDEBUG(sc, 1, "playing: %02x:%02x:%02x -> %02x:%02x:%02x\n", 4647332Sjkh msf->start_m, msf->start_s, msf->start_f, 465106449Smdodd msf->end_m, msf->end_s, msf->end_f); 4667332Sjkh 4677332Sjkh for (i = 0; i < 2; i++) { 468106449Smdodd rc = send_cmd(sc, CMD_PLAY_AUDIO, 7, 4697332Sjkh 0x03, 4707332Sjkh msf->start_m, msf->start_s, msf->start_f, 4717332Sjkh msf->end_m, msf->end_s, msf->end_f); 4727332Sjkh if (rc == -ERR_NOT_SPINNING) { 473106490Smdodd sc->data.flags &= ~SCDSPINNING; 474106449Smdodd if (spin_up(sc) != 0) 475106451Smdodd return (EIO); 4767332Sjkh } else if (rc < 0) { 477106449Smdodd print_error(sc, rc); 478106451Smdodd return (EIO); 4797332Sjkh } else { 4807332Sjkh break; 4817332Sjkh } 4827332Sjkh } 483106490Smdodd sc->data.audio_status = CD_AS_PLAY_IN_PROGRESS; 484106490Smdodd bcopy((char *)msf, (char *)&sc->data.last_play, sizeof(struct ioc_play_msf)); 485106451Smdodd return (0); 4867332Sjkh} 4877332Sjkh 4887332Sjkhstatic int 489106449Smdoddscd_stop(struct scd_softc *sc) 4907332Sjkh{ 4917332Sjkh 492106449Smdodd (void)send_cmd(sc, CMD_STOP_AUDIO, 0); 493106490Smdodd sc->data.audio_status = CD_AS_PLAY_COMPLETED; 494106451Smdodd return (0); 4957332Sjkh} 4967332Sjkh 4977332Sjkhstatic int 498106449Smdoddscd_pause(struct scd_softc *sc) 4997332Sjkh{ 5007332Sjkh struct sony_subchannel_position_data subpos; 5017332Sjkh 502106490Smdodd if (sc->data.audio_status != CD_AS_PLAY_IN_PROGRESS) 503106451Smdodd return (EINVAL); 5047332Sjkh 505106449Smdodd if (read_subcode(sc, &subpos) != 0) 506106451Smdodd return (EIO); 5077332Sjkh 508106449Smdodd if (send_cmd(sc, CMD_STOP_AUDIO, 0) != 0) 509106451Smdodd return (EIO); 5108876Srgrimes 511106490Smdodd sc->data.last_play.start_m = subpos.abs_msf[0]; 512106490Smdodd sc->data.last_play.start_s = subpos.abs_msf[1]; 513106490Smdodd sc->data.last_play.start_f = subpos.abs_msf[2]; 514106490Smdodd sc->data.audio_status = CD_AS_PLAY_PAUSED; 5157332Sjkh 516106449Smdodd XDEBUG(sc, 1, "pause @ %02x:%02x:%02x\n", 517106490Smdodd sc->data.last_play.start_m, 518106490Smdodd sc->data.last_play.start_s, 519106490Smdodd sc->data.last_play.start_f); 5207332Sjkh 521106451Smdodd return (0); 5227332Sjkh} 5237332Sjkh 5247332Sjkhstatic int 525106449Smdoddscd_resume(struct scd_softc *sc) 5267332Sjkh{ 527106449Smdodd 528106449Smdodd if (sc->data.audio_status != CD_AS_PLAY_PAUSED) 529106451Smdodd return (EINVAL); 530106449Smdodd return scd_play(sc, &sc->data.last_play); 5317332Sjkh} 5327332Sjkh 5337332Sjkhstatic int 534106449Smdoddscd_eject(struct scd_softc *sc) 5357332Sjkh{ 5367332Sjkh 537106490Smdodd sc->data.audio_status = CD_AS_AUDIO_INVALID; 538106490Smdodd sc->data.flags &= ~(SCDSPINNING|SCDTOC); 5397332Sjkh 540106449Smdodd if (send_cmd(sc, CMD_STOP_AUDIO, 0) != 0 || 541106449Smdodd send_cmd(sc, CMD_SPIN_DOWN, 0) != 0 || 542106449Smdodd send_cmd(sc, CMD_EJECT, 0) != 0) 5437332Sjkh { 544106451Smdodd return (EIO); 5457332Sjkh } 546106451Smdodd return (0); 5477332Sjkh} 5487332Sjkh 5497332Sjkhstatic int 550106449Smdoddscd_subchan(struct scd_softc *sc, struct ioc_read_subchannel *sch) 5517332Sjkh{ 5527332Sjkh struct sony_subchannel_position_data q; 5537332Sjkh struct cd_sub_channel_info data; 5547332Sjkh 555106449Smdodd XDEBUG(sc, 1, "subchan af=%d, df=%d\n", 556106449Smdodd sch->address_format, sch->data_format); 5577332Sjkh 558106449Smdodd if (sch->address_format != CD_MSF_FORMAT) 559106451Smdodd return (EINVAL); 5607332Sjkh 561106449Smdodd if (sch->data_format != CD_CURRENT_POSITION) 562106451Smdodd return (EINVAL); 5637332Sjkh 564106449Smdodd if (read_subcode(sc, &q) != 0) 565106451Smdodd return (EIO); 5667332Sjkh 567106490Smdodd data.header.audio_status = sc->data.audio_status; 5687332Sjkh data.what.position.data_format = CD_MSF_FORMAT; 5697332Sjkh data.what.position.track_number = bcd2bin(q.track_number); 5707332Sjkh data.what.position.reladdr.msf.unused = 0; 5717332Sjkh data.what.position.reladdr.msf.minute = bcd2bin(q.rel_msf[0]); 5727332Sjkh data.what.position.reladdr.msf.second = bcd2bin(q.rel_msf[1]); 5737332Sjkh data.what.position.reladdr.msf.frame = bcd2bin(q.rel_msf[2]); 5747332Sjkh data.what.position.absaddr.msf.unused = 0; 5757332Sjkh data.what.position.absaddr.msf.minute = bcd2bin(q.abs_msf[0]); 5767332Sjkh data.what.position.absaddr.msf.second = bcd2bin(q.abs_msf[1]); 5777332Sjkh data.what.position.absaddr.msf.frame = bcd2bin(q.abs_msf[2]); 5787332Sjkh 579106449Smdodd if (copyout(&data, sch->data, min(sizeof(struct cd_sub_channel_info), sch->data_len))!=0) 580106451Smdodd return (EFAULT); 581106451Smdodd return (0); 5827332Sjkh} 5837332Sjkh 584106449Smdoddint 585106449Smdoddscd_probe(struct scd_softc *sc) 58642552Seivind{ 5877332Sjkh struct sony_drive_configuration drive_config; 5887332Sjkh int rc; 5897332Sjkh static char namebuf[8+16+8+3]; 5907332Sjkh char *s = namebuf; 5917332Sjkh int loop_count = 0; 5927332Sjkh 593106490Smdodd sc->data.flags = SCDPROBING; 5947332Sjkh 5957332Sjkh bzero(&drive_config, sizeof(drive_config)); 5967332Sjkh 5977332Sjkhagain: 5987332Sjkh /* Reset drive */ 599106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_RESET_DRIVE); 6007332Sjkh 6017332Sjkh /* Calm down */ 6027332Sjkh DELAY(300000); 6037332Sjkh 6047332Sjkh /* Only the ATTENTION bit may be set */ 605106449Smdodd if ((SCD_READ(sc, IREG_STATUS) & ~1) != 0) { 606106449Smdodd XDEBUG(sc, 1, "too many bits set. probe failed.\n"); 607106449Smdodd return (ENXIO); 6087332Sjkh } 609106449Smdodd rc = send_cmd(sc, CMD_GET_DRIVE_CONFIG, 0); 6107332Sjkh if (rc != sizeof(drive_config)) { 6117332Sjkh /* Sometimes if the drive is playing audio I get */ 6127332Sjkh /* the bad result 82. Fix by repeating the reset */ 6137332Sjkh if (rc > 0 && loop_count++ == 0) 6147332Sjkh goto again; 615106449Smdodd return (ENXIO); 6167332Sjkh } 617106449Smdodd if (get_result(sc, rc, (u_char *)&drive_config) != 0) 618106449Smdodd return (ENXIO); 6197332Sjkh 6207332Sjkh bcopy(drive_config.vendor, namebuf, 8); 6217332Sjkh s = namebuf+8; 6227332Sjkh while (*(s-1) == ' ') /* Strip trailing spaces */ 6237332Sjkh s--; 6247332Sjkh *s++ = ' '; 6257332Sjkh bcopy(drive_config.product, s, 16); 6267332Sjkh s += 16; 6277332Sjkh while (*(s-1) == ' ') 6287332Sjkh s--; 6297332Sjkh *s++ = ' '; 6307332Sjkh bcopy(drive_config.revision, s, 8); 6317332Sjkh s += 8; 6327332Sjkh while (*(s-1) == ' ') 6337332Sjkh s--; 6347332Sjkh *s = 0; 6357332Sjkh 636106490Smdodd sc->data.name = namebuf; 6377332Sjkh 6387332Sjkh if (drive_config.config & 0x10) 639106490Smdodd sc->data.double_speed = 1; 6407332Sjkh else 641106490Smdodd sc->data.double_speed = 0; 6427332Sjkh 643106449Smdodd return (0); 6447332Sjkh} 6457332Sjkh 6467332Sjkhstatic int 647106449Smdoddread_subcode(struct scd_softc *sc, struct sony_subchannel_position_data *scp) 6487332Sjkh{ 6497332Sjkh int rc; 6507332Sjkh 651106449Smdodd rc = send_cmd(sc, CMD_GET_SUBCHANNEL_DATA, 0); 652106449Smdodd if (rc < 0 || rc < sizeof(*scp)) 653106451Smdodd return (EIO); 654106449Smdodd if (get_result(sc, rc, (u_char *)scp) != 0) 655106451Smdodd return (EIO); 656106451Smdodd return (0); 6577332Sjkh} 6587332Sjkh 6597332Sjkh/* State machine copied from mcd.c */ 6607332Sjkh 6617332Sjkh/* This (and the code in mcd.c) will not work with more than one drive */ 662106449Smdodd/* because there is only one sc->ch_mbxsave below. Should fix that some day. */ 663106449Smdodd/* (sc->ch_mbxsave & state should probably be included in the scd_data struct and */ 6647332Sjkh/* the unit number used as first argument to scd_doread().) /Micke */ 6657332Sjkh 6667332Sjkh/* state machine to process read requests 6677332Sjkh * initialize with SCD_S_BEGIN: reset state machine 6687332Sjkh * SCD_S_WAITSTAT: wait for ready (!busy) 6697332Sjkh * SCD_S_WAITSPIN: wait for drive to spin up (if not spinning) 6707332Sjkh * SCD_S_WAITFIFO: wait for param fifo to get ready, them exec. command. 6717332Sjkh * SCD_S_WAITREAD: wait for data ready, read data 6727332Sjkh * SCD_S_WAITPARAM: wait for command result params, read them, error if bad data read. 6737332Sjkh */ 6747332Sjkh 6757332Sjkhstatic void 67625056Sbdescd_timeout(void *arg) 67725056Sbde{ 678106449Smdodd struct scd_softc *sc; 679106449Smdodd sc = (struct scd_softc *)arg; 680106449Smdodd 681106449Smdodd scd_doread(sc, sc->ch_state, sc->ch_mbxsave); 68225056Sbde} 68325056Sbde 68425056Sbdestatic void 685106449Smdoddscd_doread(struct scd_softc *sc, int state, struct scd_mbx *mbxin) 6867332Sjkh{ 687106449Smdodd struct scd_mbx *mbx = (state!=SCD_S_BEGIN) ? sc->ch_mbxsave : mbxin; 68859249Sphk struct bio *bp = mbx->bp; 689106449Smdodd int i; 6907332Sjkh int blknum; 6917332Sjkh caddr_t addr; 6927332Sjkh static char sdata[3]; /* Must be preserved between calls to this function */ 6937332Sjkh 6947332Sjkhloop: 6957332Sjkh switch (state) { 6967332Sjkh case SCD_S_BEGIN: 697106449Smdodd mbx = sc->ch_mbxsave = mbxin; 6987332Sjkh 6997332Sjkh case SCD_S_BEGIN1: 7007332Sjkh /* get status */ 7017332Sjkh mbx->count = RDELAY_WAIT; 7027332Sjkh 703106449Smdodd process_attention(sc); 7047332Sjkh goto trystat; 7057332Sjkh 7067332Sjkh case SCD_S_WAITSTAT: 707106449Smdodd sc->ch_state = SCD_S_WAITSTAT; 708106449Smdodd untimeout(scd_timeout, (caddr_t)sc, sc->ch); 7097332Sjkh if (mbx->count-- <= 0) { 710106449Smdodd device_printf(sc->dev, "timeout. drive busy.\n"); 7117332Sjkh goto harderr; 7127332Sjkh } 7137332Sjkh 7147332Sjkhtrystat: 715106449Smdodd if (IS_BUSY(sc)) { 716106449Smdodd sc->ch_state = SCD_S_WAITSTAT; 717106449Smdodd sc->ch = timeout(scd_timeout, (caddr_t)sc, hz/100); /* XXX */ 7187332Sjkh return; 7197332Sjkh } 7208876Srgrimes 721106449Smdodd process_attention(sc); 7227332Sjkh 7237332Sjkh /* reject, if audio active */ 724106490Smdodd if (sc->data.audio_status & CD_AS_PLAY_IN_PROGRESS) { 725106449Smdodd device_printf(sc->dev, "audio is active\n"); 7267332Sjkh goto harderr; 7277332Sjkh } 7287332Sjkh 729106490Smdodd mbx->sz = sc->data.blksize; 7307332Sjkh 7317332Sjkh /* for first block */ 73259249Sphk mbx->nblk = (bp->bio_bcount + (mbx->sz-1)) / mbx->sz; 7337332Sjkh mbx->skip = 0; 7347332Sjkh 7357332Sjkhnextblock: 736106490Smdodd if (!(sc->data.flags & SCDVALID)) 7377332Sjkh goto changed; 7387332Sjkh 739121212Sphk blknum = bp->bio_offset / mbx->sz + mbx->skip/mbx->sz; 7407332Sjkh 741106449Smdodd XDEBUG(sc, 2, "scd_doread: read blknum=%d\n", blknum); 7427332Sjkh 7437332Sjkh /* build parameter block */ 7447332Sjkh hsg2msf(blknum, sdata); 7457332Sjkh 746106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_RESULT_READY_CLEAR); 747106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_RPARAM_CLEAR); 748106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_DATA_READY_CLEAR); 7497332Sjkh 750106449Smdodd if (FSTATUS_BIT(sc, FBIT_WPARAM_READY)) 7517332Sjkh goto writeparam; 7527332Sjkh 7537332Sjkh mbx->count = 100; 754106449Smdodd sc->ch_state = SCD_S_WAITFIFO; 755106449Smdodd sc->ch = timeout(scd_timeout, (caddr_t)sc, hz/100); /* XXX */ 7567332Sjkh return; 7577332Sjkh 7587332Sjkh case SCD_S_WAITSPIN: 759106449Smdodd sc->ch_state = SCD_S_WAITSPIN; 760106449Smdodd untimeout(scd_timeout,(caddr_t)sc, sc->ch); 7617332Sjkh if (mbx->count-- <= 0) { 762106449Smdodd device_printf(sc->dev, "timeout waiting for drive to spin up.\n"); 7637332Sjkh goto harderr; 7647332Sjkh } 765106449Smdodd if (!STATUS_BIT(sc, SBIT_RESULT_READY)) { 766106449Smdodd sc->ch_state = SCD_S_WAITSPIN; 767106449Smdodd sc->ch = timeout(scd_timeout, (caddr_t)sc, hz/100); /* XXX */ 7687332Sjkh return; 7697332Sjkh } 770106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_RESULT_READY_CLEAR); 771106449Smdodd switch ((i = SCD_READ(sc, IREG_RESULT)) & 0xf0) { 7727332Sjkh case 0x20: 773106449Smdodd i = SCD_READ(sc, IREG_RESULT); 774106449Smdodd print_error(sc, i); 7757332Sjkh goto harderr; 7767332Sjkh case 0x00: 777106449Smdodd (void)SCD_READ(sc, IREG_RESULT); 778106490Smdodd sc->data.flags |= SCDSPINNING; 7797332Sjkh break; 7807332Sjkh } 781106449Smdodd XDEBUG(sc, 1, "DEBUG: spin up complete\n"); 7827332Sjkh 7837332Sjkh state = SCD_S_BEGIN1; 7847332Sjkh goto loop; 7857332Sjkh 7867332Sjkh case SCD_S_WAITFIFO: 787106449Smdodd sc->ch_state = SCD_S_WAITFIFO; 788106449Smdodd untimeout(scd_timeout,(caddr_t)sc, sc->ch); 7897332Sjkh if (mbx->count-- <= 0) { 790106449Smdodd device_printf(sc->dev, "timeout. write param not ready.\n"); 7917332Sjkh goto harderr; 7927332Sjkh } 793106449Smdodd if (!FSTATUS_BIT(sc, FBIT_WPARAM_READY)) { 794106449Smdodd sc->ch_state = SCD_S_WAITFIFO; 795106449Smdodd sc->ch = timeout(scd_timeout, (caddr_t)sc,hz/100); /* XXX */ 7967332Sjkh return; 7977332Sjkh } 798106449Smdodd XDEBUG(sc, 1, "mbx->count (writeparamwait) = %d(%d)\n", mbx->count, 100); 7997332Sjkh 8007332Sjkhwriteparam: 8017332Sjkh /* The reason this test isn't done 'till now is to make sure */ 8027332Sjkh /* that it is ok to send the SPIN_UP cmd below. */ 803106490Smdodd if (!(sc->data.flags & SCDSPINNING)) { 804106449Smdodd XDEBUG(sc, 1, "spinning up drive ...\n"); 805106449Smdodd SCD_WRITE(sc, OREG_COMMAND, CMD_SPIN_UP); 8067332Sjkh mbx->count = 300; 807106449Smdodd sc->ch_state = SCD_S_WAITSPIN; 808106449Smdodd sc->ch = timeout(scd_timeout, (caddr_t)sc, hz/100); /* XXX */ 8097332Sjkh return; 8107332Sjkh } 8117332Sjkh 8127332Sjkh /* send the read command */ 813106719Smdodd critical_enter(); 814106449Smdodd SCD_WRITE(sc, OREG_WPARAMS, sdata[0]); 815106449Smdodd SCD_WRITE(sc, OREG_WPARAMS, sdata[1]); 816106449Smdodd SCD_WRITE(sc, OREG_WPARAMS, sdata[2]); 817106449Smdodd SCD_WRITE(sc, OREG_WPARAMS, 0); 818106449Smdodd SCD_WRITE(sc, OREG_WPARAMS, 0); 819106449Smdodd SCD_WRITE(sc, OREG_WPARAMS, 1); 820106449Smdodd SCD_WRITE(sc, OREG_COMMAND, CMD_READ); 821106719Smdodd critical_exit(); 8227332Sjkh 8237332Sjkh mbx->count = RDELAY_WAITREAD; 8247332Sjkh for (i = 0; i < 50; i++) { 825106449Smdodd if (STATUS_BIT(sc, SBIT_DATA_READY)) 8267332Sjkh goto got_data; 8277332Sjkh DELAY(100); 8287332Sjkh } 8297332Sjkh 830106449Smdodd sc->ch_state = SCD_S_WAITREAD; 831106449Smdodd sc->ch = timeout(scd_timeout, (caddr_t)sc, hz/100); /* XXX */ 8327332Sjkh return; 8337332Sjkh 8347332Sjkh case SCD_S_WAITREAD: 835106449Smdodd sc->ch_state = SCD_S_WAITREAD; 836106449Smdodd untimeout(scd_timeout,(caddr_t)sc, sc->ch); 8377332Sjkh if (mbx->count-- <= 0) { 838106449Smdodd if (STATUS_BIT(sc, SBIT_RESULT_READY)) 8397332Sjkh goto got_param; 840106449Smdodd device_printf(sc->dev, "timeout while reading data\n"); 8417332Sjkh goto readerr; 8427332Sjkh } 843106449Smdodd if (!STATUS_BIT(sc, SBIT_DATA_READY)) { 844106449Smdodd process_attention(sc); 845106490Smdodd if (!(sc->data.flags & SCDVALID)) 8467332Sjkh goto changed; 847106449Smdodd sc->ch_state = SCD_S_WAITREAD; 848106449Smdodd sc->ch = timeout(scd_timeout, (caddr_t)sc, hz/100); /* XXX */ 8497332Sjkh return; 8507332Sjkh } 851106449Smdodd XDEBUG(sc, 2, "mbx->count (after RDY_BIT) = %d(%d)\n", mbx->count, RDELAY_WAITREAD); 8527332Sjkh 8537332Sjkhgot_data: 8547332Sjkh /* data is ready */ 85559249Sphk addr = bp->bio_data + mbx->skip; 856106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_DATA_READY_CLEAR); 857106449Smdodd SCD_READ_MULTI(sc, IREG_DATA, addr, mbx->sz); 8587332Sjkh 8597332Sjkh mbx->count = 100; 8607332Sjkh for (i = 0; i < 20; i++) { 861106449Smdodd if (STATUS_BIT(sc, SBIT_RESULT_READY)) 8627332Sjkh goto waitfor_param; 8637332Sjkh DELAY(100); 8647332Sjkh } 8657332Sjkh goto waitfor_param; 8667332Sjkh 8677332Sjkh case SCD_S_WAITPARAM: 868106449Smdodd sc->ch_state = SCD_S_WAITPARAM; 869106449Smdodd untimeout(scd_timeout,(caddr_t)sc, sc->ch); 8707332Sjkh if (mbx->count-- <= 0) { 871106449Smdodd device_printf(sc->dev, "timeout waiting for params\n"); 8727332Sjkh goto readerr; 8737332Sjkh } 8747332Sjkh 8757332Sjkhwaitfor_param: 876106449Smdodd if (!STATUS_BIT(sc, SBIT_RESULT_READY)) { 877106449Smdodd sc->ch_state = SCD_S_WAITPARAM; 878106449Smdodd sc->ch = timeout(scd_timeout, (caddr_t)sc, hz/100); /* XXX */ 8797332Sjkh return; 8807332Sjkh } 881106451Smdodd#ifdef SCD_DEBUG 8827332Sjkh if (mbx->count < 100 && scd_debuglevel > 0) 883106449Smdodd device_printf(sc->dev, "mbx->count (paramwait) = %d(%d)\n", mbx->count, 100); 8847332Sjkh#endif 8857332Sjkh 8867332Sjkhgot_param: 887106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_RESULT_READY_CLEAR); 888106449Smdodd switch ((i = SCD_READ(sc, IREG_RESULT)) & 0xf0) { 8897332Sjkh case 0x50: 8907332Sjkh switch (i) { 8917332Sjkh case ERR_FATAL_READ_ERROR1: 8927332Sjkh case ERR_FATAL_READ_ERROR2: 893106449Smdodd device_printf(sc->dev, "unrecoverable read error 0x%x\n", i); 8947332Sjkh goto harderr; 8957332Sjkh } 8967332Sjkh break; 8977332Sjkh case 0x20: 898106449Smdodd i = SCD_READ(sc, IREG_RESULT); 8997332Sjkh switch (i) { 9007332Sjkh case ERR_NOT_SPINNING: 901106449Smdodd XDEBUG(sc, 1, "read error: drive not spinning\n"); 9027332Sjkh if (mbx->retry-- > 0) { 9037332Sjkh state = SCD_S_BEGIN1; 904106490Smdodd sc->data.flags &= ~SCDSPINNING; 9057332Sjkh goto loop; 9067332Sjkh } 9077332Sjkh goto harderr; 9087332Sjkh default: 909106449Smdodd print_error(sc, i); 9107332Sjkh goto readerr; 9117332Sjkh } 9127332Sjkh case 0x00: 913106449Smdodd i = SCD_READ(sc, IREG_RESULT); 9147332Sjkh break; 9157332Sjkh } 9167332Sjkh 9177332Sjkh if (--mbx->nblk > 0) { 9187332Sjkh mbx->skip += mbx->sz; 9197332Sjkh goto nextblock; 9207332Sjkh } 9217332Sjkh 9227332Sjkh /* return buffer */ 92359249Sphk bp->bio_resid = 0; 9247332Sjkh biodone(bp); 9257332Sjkh 926106490Smdodd sc->data.flags &= ~SCDMBXBSY; 927106449Smdodd scd_start(sc); 9287332Sjkh return; 9297332Sjkh } 9307332Sjkh 9317332Sjkhreaderr: 9327332Sjkh if (mbx->retry-- > 0) { 933106449Smdodd device_printf(sc->dev, "retrying ...\n"); 9347332Sjkh state = SCD_S_BEGIN1; 9357332Sjkh goto loop; 9367332Sjkh } 9377332Sjkhharderr: 9387332Sjkh /* invalidate the buffer */ 93959249Sphk bp->bio_error = EIO; 94059249Sphk bp->bio_flags |= BIO_ERROR; 94159249Sphk bp->bio_resid = bp->bio_bcount; 9427332Sjkh biodone(bp); 9437332Sjkh 944106490Smdodd sc->data.flags &= ~SCDMBXBSY; 945106449Smdodd scd_start(sc); 9467332Sjkh return; 9477332Sjkh 9487332Sjkhchanged: 949106449Smdodd device_printf(sc->dev, "media changed\n"); 9507332Sjkh goto harderr; 9517332Sjkh} 9527332Sjkh 9537332Sjkhstatic void 9547332Sjkhhsg2msf(int hsg, bcd_t *msf) 9557332Sjkh{ 956106490Smdodd 9577332Sjkh hsg += 150; 9587332Sjkh M_msf(msf) = bin2bcd(hsg / 4500); 9597332Sjkh hsg %= 4500; 9607332Sjkh S_msf(msf) = bin2bcd(hsg / 75); 9617332Sjkh F_msf(msf) = bin2bcd(hsg % 75); 9627332Sjkh} 9637332Sjkh 9647332Sjkhstatic int 9657332Sjkhmsf2hsg(bcd_t *msf) 9667332Sjkh{ 967106490Smdodd 9687332Sjkh return (bcd2bin(M_msf(msf)) * 60 + 9697332Sjkh bcd2bin(S_msf(msf))) * 75 + 9707332Sjkh bcd2bin(F_msf(msf)) - 150; 9717332Sjkh} 9727332Sjkh 9737332Sjkhstatic void 974106449Smdoddprocess_attention(struct scd_softc *sc) 9757332Sjkh{ 9767332Sjkh unsigned char code; 9777332Sjkh int count = 0; 9787332Sjkh 979106449Smdodd while (IS_ATTENTION(sc) && count++ < 30) { 980106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_ATTENTION_CLEAR); 981106449Smdodd code = SCD_READ(sc, IREG_RESULT); 9827332Sjkh 983106451Smdodd#ifdef SCD_DEBUG 9847332Sjkh if (scd_debuglevel > 0) { 9857332Sjkh if (count == 1) 986106449Smdodd device_printf(sc->dev, "DEBUG: ATTENTIONS = 0x%x", code); 9877332Sjkh else 9887332Sjkh printf(",0x%x", code); 9897332Sjkh } 9907332Sjkh#endif 9917332Sjkh 9927332Sjkh switch (code) { 9937332Sjkh case ATTEN_SPIN_DOWN: 994106449Smdodd sc->data.flags &= ~SCDSPINNING; 9957332Sjkh break; 9967332Sjkh 9977332Sjkh case ATTEN_SPIN_UP_DONE: 998106449Smdodd sc->data.flags |= SCDSPINNING; 9997332Sjkh break; 10007332Sjkh 10017332Sjkh case ATTEN_AUDIO_DONE: 1002106449Smdodd sc->data.audio_status = CD_AS_PLAY_COMPLETED; 10037332Sjkh break; 10047332Sjkh 10057332Sjkh case ATTEN_DRIVE_LOADED: 1006106449Smdodd sc->data.flags &= ~(SCDTOC|SCDSPINNING|SCDVALID); 1007106449Smdodd sc->data.audio_status = CD_AS_AUDIO_INVALID; 10087332Sjkh break; 10097332Sjkh 10107332Sjkh case ATTEN_EJECT_PUSHED: 1011106449Smdodd sc->data.flags &= ~SCDVALID; 10127332Sjkh break; 10137332Sjkh } 10147332Sjkh DELAY(100); 10157332Sjkh } 1016106451Smdodd#ifdef SCD_DEBUG 10177332Sjkh if (scd_debuglevel > 0 && count > 0) 10187332Sjkh printf("\n"); 10197332Sjkh#endif 10207332Sjkh} 10217332Sjkh 10227332Sjkh/* Returns 0 OR sony error code */ 10237332Sjkhstatic int 1024106449Smdoddspin_up(struct scd_softc *sc) 10257332Sjkh{ 10267332Sjkh unsigned char res_reg[12]; 10277332Sjkh unsigned int res_size; 10287332Sjkh int rc; 10297332Sjkh int loop_count = 0; 10307332Sjkh 10317332Sjkhagain: 1032106449Smdodd rc = send_cmd(sc, CMD_SPIN_UP, 0, 0, res_reg, &res_size); 10337332Sjkh if (rc != 0) { 1034106449Smdodd XDEBUG(sc, 2, "CMD_SPIN_UP error 0x%x\n", rc); 1035106451Smdodd return (rc); 10367332Sjkh } 10377332Sjkh 1038106449Smdodd if (!(sc->data.flags & SCDTOC)) { 1039106449Smdodd rc = send_cmd(sc, CMD_READ_TOC, 0); 10407332Sjkh if (rc == ERR_NOT_SPINNING) { 10417332Sjkh if (loop_count++ < 3) 10427332Sjkh goto again; 1043106451Smdodd return (rc); 10447332Sjkh } 10457332Sjkh if (rc != 0) 1046106451Smdodd return (rc); 10477332Sjkh } 10487332Sjkh 1049106449Smdodd sc->data.flags |= SCDSPINNING; 10507332Sjkh 1051106451Smdodd return (0); 10527332Sjkh} 10537332Sjkh 10547332Sjkhstatic struct sony_tracklist * 10557332Sjkhget_tl(struct sony_toc *toc, int size) 10567332Sjkh{ 10577332Sjkh struct sony_tracklist *tl = &toc->tracks[0]; 10587332Sjkh 10597332Sjkh if (tl->track != 0xb0) 1060106451Smdodd return (tl); 10618876Srgrimes if (tl->track != 0xb1) 1062106451Smdodd return (tl); 1063132771Skan tl = (struct sony_tracklist *)((char *)tl + 9); 10648876Srgrimes if (tl->track != 0xb2) 1065106451Smdodd return (tl); 1066132771Skan tl = (struct sony_tracklist *)((char *)tl + 9); 10678876Srgrimes if (tl->track != 0xb3) 1068106451Smdodd return (tl); 1069132771Skan tl = (struct sony_tracklist *)((char *)tl + 9); 10708876Srgrimes if (tl->track != 0xb4) 1071106451Smdodd return (tl); 1072132771Skan tl = (struct sony_tracklist *)((char *)tl + 9); 10738876Srgrimes if (tl->track != 0xc0) 1074106451Smdodd return (tl); 1075132771Skan tl = (struct sony_tracklist *)((char *)tl + 9); 1076106451Smdodd return (tl); 10777332Sjkh} 10787332Sjkh 10797332Sjkhstatic int 1080106449Smdoddread_toc(struct scd_softc *sc) 10817332Sjkh{ 10827332Sjkh struct sony_toc toc; 10837332Sjkh struct sony_tracklist *tl; 10847332Sjkh int rc, i, j; 10857332Sjkh u_long first, last; 10867332Sjkh 1087106453Smdodd rc = send_cmd(sc, CMD_GET_TOC, 1, 1); 10887332Sjkh if (rc < 0) 1089106451Smdodd return (rc); 10907332Sjkh if (rc > sizeof(toc)) { 1091106449Smdodd device_printf(sc->dev, "program error: toc too large (%d)\n", rc); 1092106451Smdodd return (EIO); 10937332Sjkh } 1094106449Smdodd if (get_result(sc, rc, (u_char *)&toc) != 0) 1095106451Smdodd return (EIO); 10967332Sjkh 1097106449Smdodd XDEBUG(sc, 1, "toc read. len = %d, sizeof(toc) = %d\n", rc, sizeof(toc)); 10987332Sjkh 10997332Sjkh tl = get_tl(&toc, rc); 11007332Sjkh first = msf2hsg(tl->start_msf); 11017332Sjkh last = msf2hsg(toc.lead_out_start_msf); 1102106490Smdodd sc->data.blksize = SCDBLKSIZE; 1103106490Smdodd sc->data.disksize = last*sc->data.blksize/DEV_BSIZE; 11047332Sjkh 1105106449Smdodd XDEBUG(sc, 1, "firstsector = %ld, lastsector = %ld", first, last); 11067332Sjkh 1107106490Smdodd sc->data.first_track = bcd2bin(toc.first_track); 1108106490Smdodd sc->data.last_track = bcd2bin(toc.last_track); 1109106490Smdodd if (sc->data.last_track > (MAX_TRACKS-2)) 1110106490Smdodd sc->data.last_track = MAX_TRACKS-2; 1111106490Smdodd for (j = 0, i = sc->data.first_track; i <= sc->data.last_track; i++, j++) { 1112106490Smdodd sc->data.toc[i].adr = tl[j].adr; 1113106490Smdodd sc->data.toc[i].ctl = tl[j].ctl; /* for xcdplayer */ 1114106490Smdodd bcopy(tl[j].start_msf, sc->data.toc[i].start_msf, 3); 11157332Sjkh#ifdef SCD_DEBUG 11167332Sjkh if (scd_debuglevel > 0) { 1117106449Smdodd if ((j % 3) == 0) { 1118106449Smdodd printf("\n"); 1119106449Smdodd device_printf(sc->dev, "tracks "); 1120106449Smdodd } 11217332Sjkh printf("[%03d: %2d %2d %2d] ", i, 1122106490Smdodd bcd2bin(sc->data.toc[i].start_msf[0]), 1123106490Smdodd bcd2bin(sc->data.toc[i].start_msf[1]), 1124106490Smdodd bcd2bin(sc->data.toc[i].start_msf[2])); 11257332Sjkh } 11267332Sjkh#endif 11277332Sjkh } 1128106490Smdodd bcopy(toc.lead_out_start_msf, sc->data.toc[sc->data.last_track+1].start_msf, 3); 11297332Sjkh#ifdef SCD_DEBUG 11307332Sjkh if (scd_debuglevel > 0) { 1131106490Smdodd i = sc->data.last_track+1; 11327332Sjkh printf("[END: %2d %2d %2d]\n", 1133106490Smdodd bcd2bin(sc->data.toc[i].start_msf[0]), 1134106490Smdodd bcd2bin(sc->data.toc[i].start_msf[1]), 1135106490Smdodd bcd2bin(sc->data.toc[i].start_msf[2])); 11367332Sjkh } 11377332Sjkh#endif 11387332Sjkh 1139106490Smdodd sc->data.flags |= SCDTOC; 11407332Sjkh 1141106451Smdodd return (0); 11427332Sjkh} 11437332Sjkh 11447332Sjkhstatic void 1145106449Smdoddinit_drive(struct scd_softc *sc) 11467332Sjkh{ 11477332Sjkh int rc; 11487332Sjkh 1149106449Smdodd rc = send_cmd(sc, CMD_SET_DRIVE_PARAM, 2, 1150106449Smdodd 0x05, 0x03 | ((sc->data.double_speed) ? 0x04: 0)); 11517332Sjkh if (rc != 0) 1152106449Smdodd device_printf(sc->dev, "Unable to set parameters. Errcode = 0x%x\n", rc); 11537332Sjkh} 11547332Sjkh 11557332Sjkh/* Returns 0 or errno */ 11567332Sjkhstatic int 1157106449Smdoddget_result(struct scd_softc *sc, int result_len, u_char *result) 11587332Sjkh{ 11597332Sjkh int loop_index = 2; /* send_cmd() reads two bytes ... */ 11607332Sjkh 1161106449Smdodd XDEBUG(sc, 1, "DEBUG: get_result: bytes=%d\n", result_len); 11627332Sjkh 11637332Sjkh while (result_len-- > 0) { 11647332Sjkh if (loop_index++ >= 10) { 11657332Sjkh loop_index = 1; 1166106449Smdodd if (waitfor_status_bits(sc, SBIT_RESULT_READY, 0)) 1167106451Smdodd return (EIO); 1168106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_RESULT_READY_CLEAR); 11697332Sjkh } 11707332Sjkh if (result) 1171106449Smdodd *result++ = SCD_READ(sc, IREG_RESULT); 11727332Sjkh else 1173106449Smdodd (void)SCD_READ(sc, IREG_RESULT); 11747332Sjkh } 1175106451Smdodd return (0); 11767332Sjkh} 11777332Sjkh 11787332Sjkh/* Returns -0x100 for timeout, -(drive error code) OR number of result bytes */ 11797332Sjkhstatic int 1180106449Smdoddsend_cmd(struct scd_softc *sc, u_char cmd, u_int nargs, ...) 11817332Sjkh{ 11827332Sjkh va_list ap; 11837332Sjkh u_char c; 11847332Sjkh int rc; 11857332Sjkh int i; 11867332Sjkh 1187106449Smdodd if (waitfor_status_bits(sc, 0, SBIT_BUSY)) { 1188106449Smdodd device_printf(sc->dev, "drive busy\n"); 1189106451Smdodd return (-0x100); 11907332Sjkh } 11917332Sjkh 1192106449Smdodd XDEBUG(sc, 1, "DEBUG: send_cmd: cmd=0x%x nargs=%d", cmd, nargs); 11937332Sjkh 1194106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_RESULT_READY_CLEAR); 1195106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_RPARAM_CLEAR); 11967332Sjkh 11977332Sjkh for (i = 0; i < 100; i++) 1198106449Smdodd if (FSTATUS_BIT(sc, FBIT_WPARAM_READY)) 11997332Sjkh break; 1200106449Smdodd if (!FSTATUS_BIT(sc, FBIT_WPARAM_READY)) { 1201106449Smdodd XDEBUG(sc, 1, "\nwparam timeout\n"); 1202106451Smdodd return (-EIO); 12037332Sjkh } 12048876Srgrimes 12057332Sjkh va_start(ap, nargs); 12067332Sjkh for (i = 0; i < nargs; i++) { 12077332Sjkh c = (u_char)va_arg(ap, int); 1208106449Smdodd SCD_WRITE(sc, OREG_WPARAMS, c); 1209106449Smdodd XDEBUG(sc, 1, ",{0x%x}", c); 12107332Sjkh } 12117332Sjkh va_end(ap); 1212106449Smdodd XDEBUG(sc, 1, "\n"); 12137332Sjkh 1214106449Smdodd SCD_WRITE(sc, OREG_COMMAND, cmd); 12157332Sjkh 1216106449Smdodd rc = waitfor_status_bits(sc, SBIT_RESULT_READY, SBIT_BUSY); 121711872Sphk if (rc) 1218106451Smdodd return (-0x100); 12197332Sjkh 1220106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_RESULT_READY_CLEAR); 1221106449Smdodd switch ((rc = SCD_READ(sc, IREG_RESULT)) & 0xf0) { 12227332Sjkh case 0x20: 1223106449Smdodd rc = SCD_READ(sc, IREG_RESULT); 1224102412Scharnier /* FALLTHROUGH */ 12257332Sjkh case 0x50: 1226106449Smdodd XDEBUG(sc, 1, "DEBUG: send_cmd: drive_error=0x%x\n", rc); 1227106451Smdodd return (-rc); 12287332Sjkh case 0x00: 12297332Sjkh default: 1230106449Smdodd rc = SCD_READ(sc, IREG_RESULT); 1231106449Smdodd XDEBUG(sc, 1, "DEBUG: send_cmd: result_len=%d\n", rc); 1232106451Smdodd return (rc); 12337332Sjkh } 12347332Sjkh} 12357332Sjkh 12367332Sjkhstatic void 1237106449Smdoddprint_error(struct scd_softc *sc, int errcode) 12387332Sjkh{ 1239106490Smdodd 12407332Sjkh switch (errcode) { 12417332Sjkh case -ERR_CD_NOT_LOADED: 1242106449Smdodd device_printf(sc->dev, "door is open\n"); 12437332Sjkh break; 12447332Sjkh case -ERR_NO_CD_INSIDE: 1245106449Smdodd device_printf(sc->dev, "no cd inside\n"); 12467332Sjkh break; 12477332Sjkh default: 12487332Sjkh if (errcode == -0x100 || errcode > 0) 1249106449Smdodd device_printf(sc->dev, "device timeout\n"); 12507332Sjkh else 1251106449Smdodd device_printf(sc->dev, "unexpected error 0x%x\n", -errcode); 12527332Sjkh break; 12537332Sjkh } 12547332Sjkh} 12557332Sjkh 12567332Sjkh/* Returns 0 or errno value */ 12577332Sjkhstatic int 1258106449Smdoddwaitfor_status_bits(struct scd_softc *sc, int bits_set, int bits_clear) 12597332Sjkh{ 1260106449Smdodd u_int flags = sc->data.flags; 12617332Sjkh u_int max_loop; 12627332Sjkh u_char c = 0; 12637332Sjkh 12647332Sjkh if (flags & SCDPROBING) { 12657332Sjkh max_loop = 0; 12667332Sjkh while (max_loop++ < 1000) { 1267106449Smdodd c = SCD_READ(sc, IREG_STATUS); 12687332Sjkh if (c == 0xff) 1269106451Smdodd return (EIO); 12707332Sjkh if (c & SBIT_ATTENTION) { 1271106449Smdodd process_attention(sc); 12727332Sjkh continue; 12737332Sjkh } 12747332Sjkh if ((c & bits_set) == bits_set && 12757332Sjkh (c & bits_clear) == 0) 12767332Sjkh { 12777332Sjkh break; 12787332Sjkh } 12797332Sjkh DELAY(10000); 12807332Sjkh } 12817332Sjkh } else { 12827332Sjkh max_loop = 100; 12837332Sjkh while (max_loop-- > 0) { 1284106449Smdodd c = SCD_READ(sc, IREG_STATUS); 12857332Sjkh if (c & SBIT_ATTENTION) { 1286106449Smdodd process_attention(sc); 12877332Sjkh continue; 12887332Sjkh } 12897332Sjkh if ((c & bits_set) == bits_set && 12907332Sjkh (c & bits_clear) == 0) 12917332Sjkh { 12927332Sjkh break; 12937332Sjkh } 12947332Sjkh tsleep(waitfor_status_bits, PZERO - 1, "waitfor", hz/10); 12957332Sjkh } 12967332Sjkh } 12977332Sjkh if ((c & bits_set) == bits_set && 12987332Sjkh (c & bits_clear) == 0) 12997332Sjkh { 1300106451Smdodd return (0); 13017332Sjkh } 13027332Sjkh#ifdef SCD_DEBUG 13037332Sjkh if (scd_debuglevel > 0) 1304106449Smdodd device_printf(sc->dev, "DEBUG: waitfor: TIMEOUT (0x%x,(0x%x,0x%x))\n", c, bits_set, bits_clear); 13057332Sjkh else 13067332Sjkh#endif 1307106449Smdodd device_printf(sc->dev, "timeout.\n"); 1308106451Smdodd return (EIO); 13097332Sjkh} 13107332Sjkh 13117332Sjkh/* these two routines for xcdplayer - "borrowed" from mcd.c */ 13127332Sjkhstatic int 1313106449Smdoddscd_toc_header (struct scd_softc *sc, struct ioc_toc_header* th) 13147332Sjkh{ 13157332Sjkh int rc; 13167332Sjkh 1317106490Smdodd if (!(sc->data.flags & SCDTOC) && (rc = read_toc(sc)) != 0) { 1318106449Smdodd print_error(sc, rc); 1319106451Smdodd return (EIO); 13207332Sjkh } 13217332Sjkh 1322106490Smdodd th->starting_track = sc->data.first_track; 1323106490Smdodd th->ending_track = sc->data.last_track; 13247332Sjkh th->len = 0; /* not used */ 13257332Sjkh 1326106451Smdodd return (0); 13277332Sjkh} 13287332Sjkh 13297332Sjkhstatic int 1330106449Smdoddscd_toc_entrys (struct scd_softc *sc, struct ioc_read_toc_entry *te) 13317332Sjkh{ 13327332Sjkh struct cd_toc_entry toc_entry; 13337332Sjkh int rc, i, len = te->data_len; 13347332Sjkh 1335106490Smdodd if (!(sc->data.flags & SCDTOC) && (rc = read_toc(sc)) != 0) { 1336106449Smdodd print_error(sc, rc); 1337106451Smdodd return (EIO); 13387332Sjkh } 13397332Sjkh 13407332Sjkh /* find the toc to copy*/ 13417332Sjkh i = te->starting_track; 13427332Sjkh if (i == SCD_LASTPLUS1) 1343106490Smdodd i = sc->data.last_track + 1; 13448876Srgrimes 13457332Sjkh /* verify starting track */ 1346106490Smdodd if (i < sc->data.first_track || i > sc->data.last_track+1) 1347106451Smdodd return (EINVAL); 13487332Sjkh 13497332Sjkh /* valid length ? */ 13507332Sjkh if (len < sizeof(struct cd_toc_entry) 13517332Sjkh || (len % sizeof(struct cd_toc_entry)) != 0) 1352106451Smdodd return (EINVAL); 13537332Sjkh 13547332Sjkh /* copy the toc data */ 1355106490Smdodd toc_entry.control = sc->data.toc[i].ctl; 13567332Sjkh toc_entry.addr_type = te->address_format; 13577332Sjkh toc_entry.track = i; 13587332Sjkh if (te->address_format == CD_MSF_FORMAT) { 13597332Sjkh toc_entry.addr.msf.unused = 0; 1360106490Smdodd toc_entry.addr.msf.minute = bcd2bin(sc->data.toc[i].start_msf[0]); 1361106490Smdodd toc_entry.addr.msf.second = bcd2bin(sc->data.toc[i].start_msf[1]); 1362106490Smdodd toc_entry.addr.msf.frame = bcd2bin(sc->data.toc[i].start_msf[2]); 13637332Sjkh } 13647332Sjkh 13657332Sjkh /* copy the data back */ 13667332Sjkh if (copyout(&toc_entry, te->data, sizeof(struct cd_toc_entry)) != 0) 1367106451Smdodd return (EFAULT); 13687332Sjkh 1369106451Smdodd return (0); 13707332Sjkh} 13717332Sjkh 137212517Sjulian 137325460Sjoergstatic int 1374106449Smdoddscd_toc_entry (struct scd_softc *sc, struct ioc_read_toc_single_entry *te) 137525460Sjoerg{ 137625460Sjoerg struct cd_toc_entry toc_entry; 137725460Sjoerg int rc, i; 137825460Sjoerg 1379106490Smdodd if (!(sc->data.flags & SCDTOC) && (rc = read_toc(sc)) != 0) { 1380106449Smdodd print_error(sc, rc); 1381106451Smdodd return (EIO); 138225460Sjoerg } 138325460Sjoerg 138425460Sjoerg /* find the toc to copy*/ 138525460Sjoerg i = te->track; 138625460Sjoerg if (i == SCD_LASTPLUS1) 1387106490Smdodd i = sc->data.last_track + 1; 138825460Sjoerg 138925460Sjoerg /* verify starting track */ 1390106490Smdodd if (i < sc->data.first_track || i > sc->data.last_track+1) 1391106451Smdodd return (EINVAL); 139225460Sjoerg 139325460Sjoerg /* copy the toc data */ 1394106490Smdodd toc_entry.control = sc->data.toc[i].ctl; 139525460Sjoerg toc_entry.addr_type = te->address_format; 139625460Sjoerg toc_entry.track = i; 139725460Sjoerg if (te->address_format == CD_MSF_FORMAT) { 139825460Sjoerg toc_entry.addr.msf.unused = 0; 1399106490Smdodd toc_entry.addr.msf.minute = bcd2bin(sc->data.toc[i].start_msf[0]); 1400106490Smdodd toc_entry.addr.msf.second = bcd2bin(sc->data.toc[i].start_msf[1]); 1401106490Smdodd toc_entry.addr.msf.frame = bcd2bin(sc->data.toc[i].start_msf[2]); 140225460Sjoerg } 140325460Sjoerg 140425460Sjoerg /* copy the data back */ 140525460Sjoerg bcopy(&toc_entry, &te->entry, sizeof(struct cd_toc_entry)); 140625460Sjoerg 1407106451Smdodd return (0); 140825460Sjoerg} 1409