scd.c revision 111815
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 4350477Speter/* $FreeBSD: head/sys/dev/scd/scd.c 111815 2003-03-03 12:15:54Z phk $ */ 447332Sjkh 45106451Smdodd#undef SCD_DEBUG 467332Sjkh 477332Sjkh#include <sys/param.h> 487332Sjkh#include <sys/systm.h> 4961011Speter#include <sys/kernel.h> 507332Sjkh#include <sys/conf.h> 51106450Smdodd#include <sys/fcntl.h> 5260041Sphk#include <sys/bio.h> 537332Sjkh#include <sys/cdio.h> 54106450Smdodd#include <sys/disk.h> 5561011Speter#include <sys/bus.h> 567369Sbde 577332Sjkh#include <machine/stdarg.h> 587332Sjkh 59106449Smdodd#include <machine/bus_pio.h> 60106449Smdodd#include <machine/bus.h> 61106449Smdodd#include <machine/resource.h> 62106449Smdodd#include <sys/rman.h> 637332Sjkh 64106449Smdodd#include <isa/isavar.h> 6512502Sjulian 66106449Smdodd#include <dev/scd/scdreg.h> 67106449Smdodd#include <dev/scd/scdvar.h> 68106449Smdodd 697332Sjkh/* flags */ 707332Sjkh#define SCDOPEN 0x0001 /* device opened */ 717332Sjkh#define SCDVALID 0x0002 /* parameters loaded */ 727332Sjkh#define SCDINIT 0x0004 /* device is init'd */ 737332Sjkh#define SCDPROBING 0x0020 /* probing */ 747332Sjkh#define SCDTOC 0x0100 /* already read toc */ 757332Sjkh#define SCDMBXBSY 0x0200 /* local mbx is busy */ 767332Sjkh#define SCDSPINNING 0x0400 /* drive is spun up */ 777332Sjkh 787332Sjkh#define SCD_S_BEGIN 0 797332Sjkh#define SCD_S_BEGIN1 1 807332Sjkh#define SCD_S_WAITSTAT 2 817332Sjkh#define SCD_S_WAITFIFO 3 827332Sjkh#define SCD_S_WAITSPIN 4 837332Sjkh#define SCD_S_WAITREAD 5 847332Sjkh#define SCD_S_WAITPARAM 6 857332Sjkh 867332Sjkh#define RDELAY_WAIT 300 877332Sjkh#define RDELAY_WAITREAD 300 887332Sjkh 897332Sjkh#define SCDBLKSIZE 2048 907332Sjkh 917332Sjkh#ifdef SCD_DEBUG 9211872Sphk static int scd_debuglevel = SCD_DEBUG; 93106449Smdodd# define XDEBUG(sc, level, fmt, args...) \ 94106449Smdodd do { \ 95106449Smdodd if (scd_debuglevel >= level) \ 96106449Smdodd device_printf(sc->dev, fmt, ## args); \ 97106449Smdodd } while (0) 987332Sjkh#else 99106449Smdodd# define XDEBUG(sc, level, fmt, args...) 1007332Sjkh#endif 1017332Sjkh 102106449Smdodd#define IS_ATTENTION(sc) ((SCD_READ(sc, IREG_STATUS) & SBIT_ATTENTION) != 0) 103106449Smdodd#define IS_BUSY(sc) ((SCD_READ(sc, IREG_STATUS) & SBIT_BUSY) != 0) 104106449Smdodd#define IS_DATA_RDY(sc) ((SCD_READ(sc, IREG_STATUS) & SBIT_DATA_READY) != 0) 105106449Smdodd#define STATUS_BIT(sc, bit) ((SCD_READ(sc, IREG_STATUS) & (bit)) != 0) 106106449Smdodd#define FSTATUS_BIT(sc, bit) ((SCD_READ(sc, IREG_FSTATUS) & (bit)) != 0) 1077332Sjkh 1087332Sjkh/* prototypes */ 1097332Sjkhstatic void hsg2msf(int hsg, bcd_t *msf); 1107332Sjkhstatic int msf2hsg(bcd_t *msf); 1117332Sjkh 112106449Smdoddstatic void process_attention(struct scd_softc *); 113106449Smdoddstatic int waitfor_status_bits(struct scd_softc *, int bits_set, int bits_clear); 114106449Smdoddstatic int send_cmd(struct scd_softc *, u_char cmd, u_int nargs, ...); 115106449Smdoddstatic void init_drive(struct scd_softc *); 116106449Smdoddstatic int spin_up(struct scd_softc *); 117106449Smdoddstatic int read_toc(struct scd_softc *); 118106449Smdoddstatic int get_result(struct scd_softc *, int result_len, u_char *result); 119106449Smdoddstatic void print_error(struct scd_softc *, int errcode); 1207332Sjkh 121106449Smdoddstatic void scd_start(struct scd_softc *); 12225056Sbdestatic timeout_t scd_timeout; 123106449Smdoddstatic void scd_doread(struct scd_softc *, int state, struct scd_mbx *mbxin); 1247332Sjkh 125106449Smdoddstatic int scd_eject(struct scd_softc *); 126106449Smdoddstatic int scd_stop(struct scd_softc *); 127106449Smdoddstatic int scd_pause(struct scd_softc *); 128106449Smdoddstatic int scd_resume(struct scd_softc *); 129106449Smdoddstatic int scd_playtracks(struct scd_softc *, struct ioc_play_track *pt); 130106449Smdoddstatic int scd_playmsf(struct scd_softc *, struct ioc_play_msf *msf); 131106449Smdoddstatic int scd_play(struct scd_softc *, struct ioc_play_msf *msf); 132106449Smdoddstatic int scd_subchan(struct scd_softc *, struct ioc_read_subchannel *sch); 133106449Smdoddstatic int read_subcode(struct scd_softc *, struct sony_subchannel_position_data *sch); 1347332Sjkh 1357332Sjkh/* for xcdplayer */ 136106449Smdoddstatic int scd_toc_header(struct scd_softc *, struct ioc_toc_header *th); 137106449Smdoddstatic int scd_toc_entrys(struct scd_softc *, struct ioc_read_toc_entry *te); 138106449Smdoddstatic int scd_toc_entry(struct scd_softc *, struct ioc_read_toc_single_entry *te); 1397332Sjkh#define SCD_LASTPLUS1 170 /* don't ask, xcdplayer passes this in */ 1407332Sjkh 14112675Sjulianstatic d_open_t scdopen; 14212675Sjulianstatic d_close_t scdclose; 14312675Sjulianstatic d_ioctl_t scdioctl; 14412675Sjulianstatic d_strategy_t scdstrategy; 14512675Sjulian 14612675Sjulian#define CDEV_MAJOR 45 14774810Sphk 14837389Sjulianstatic struct cdevsw scd_cdevsw = { 149111815Sphk .d_open = scdopen, 150111815Sphk .d_close = scdclose, 151111815Sphk .d_read = physread, 152111815Sphk .d_ioctl = scdioctl, 153111815Sphk .d_strategy = scdstrategy, 154111815Sphk .d_name = "scd", 155111815Sphk .d_maj = CDEV_MAJOR, 156111815Sphk .d_flags = D_DISK, 15747625Sphk}; 15812675Sjulian 159106449Smdoddint 160106449Smdoddscd_attach(struct scd_softc *sc) 1617332Sjkh{ 162106449Smdodd int unit; 1638876Srgrimes 164106449Smdodd unit = device_get_unit(sc->dev); 1657332Sjkh 166106449Smdodd init_drive(sc); 1677332Sjkh 168106490Smdodd sc->data.flags = SCDINIT; 169106490Smdodd sc->data.audio_status = CD_AS_AUDIO_INVALID; 170106490Smdodd bioq_init(&sc->data.head); 1717332Sjkh 172106449Smdodd sc->scd_dev_t = make_dev(&scd_cdevsw, 8 * unit, 173106449Smdodd UID_ROOT, GID_OPERATOR, 0640, "scd%d", unit); 174106449Smdodd sc->scd_dev_t->si_drv1 = (void *)sc; 175106449Smdodd 176106451Smdodd return (0); 1777332Sjkh} 1787332Sjkh 17912675Sjulianstatic int 18083366Sjulianscdopen(dev_t dev, int flags, int fmt, struct thread *td) 1817332Sjkh{ 182106449Smdodd struct scd_softc *sc; 1837332Sjkh int rc; 1848876Srgrimes 185106449Smdodd sc = (struct scd_softc *)dev->si_drv1; 1867332Sjkh 1877332Sjkh /* not initialized*/ 188106490Smdodd if (!(sc->data.flags & SCDINIT)) 189106451Smdodd return (ENXIO); 1907332Sjkh 1917332Sjkh /* invalidated in the meantime? mark all open part's invalid */ 192106490Smdodd if (sc->data.openflag) 193106451Smdodd return (ENXIO); 1947332Sjkh 195106449Smdodd XDEBUG(sc, 1, "DEBUG: status = 0x%x\n", SCD_READ(sc, IREG_STATUS)); 1967332Sjkh 197106449Smdodd if ((rc = spin_up(sc)) != 0) { 198106449Smdodd print_error(sc, rc); 199106451Smdodd return (EIO); 2007332Sjkh } 201106490Smdodd if (!(sc->data.flags & SCDTOC)) { 2027332Sjkh int loop_count = 3; 2037332Sjkh 204106449Smdodd while (loop_count-- > 0 && (rc = read_toc(sc)) != 0) { 2057332Sjkh if (rc == ERR_NOT_SPINNING) { 206106449Smdodd rc = spin_up(sc); 2077332Sjkh if (rc) { 208106449Smdodd print_error(sc, rc);\ 209106451Smdodd return (EIO); 2107332Sjkh } 2117332Sjkh continue; 2127332Sjkh } 213106449Smdodd device_printf(sc->dev, "TOC read error 0x%x\n", rc); 214106451Smdodd return (EIO); 2157332Sjkh } 2167332Sjkh } 2177332Sjkh 218106490Smdodd dev->si_bsize_phys = sc->data.blksize; 21951111Sjulian 220106490Smdodd sc->data.openflag = 1; 221106490Smdodd sc->data.flags |= SCDVALID; 2227332Sjkh 223106451Smdodd return (0); 2247332Sjkh} 2257332Sjkh 22612675Sjulianstatic int 22783366Sjulianscdclose(dev_t dev, int flags, int fmt, struct thread *td) 2287332Sjkh{ 229106449Smdodd struct scd_softc *sc; 2308876Srgrimes 231106449Smdodd sc = (struct scd_softc *)dev->si_drv1; 2327332Sjkh 233106490Smdodd if (!(sc->data.flags & SCDINIT) || !sc->data.openflag) 234106451Smdodd return (ENXIO); 2357332Sjkh 236106490Smdodd if (sc->data.audio_status != CD_AS_PLAY_IN_PROGRESS) { 237106449Smdodd (void)send_cmd(sc, CMD_SPIN_DOWN, 0); 238106490Smdodd sc->data.flags &= ~SCDSPINNING; 2397332Sjkh } 2407332Sjkh 2417332Sjkh 2427332Sjkh /* close channel */ 243106490Smdodd sc->data.openflag = 0; 2447332Sjkh 245106451Smdodd return (0); 2467332Sjkh} 2477332Sjkh 24812675Sjulianstatic void 24959249Sphkscdstrategy(struct bio *bp) 2507332Sjkh{ 2517332Sjkh int s; 252106449Smdodd struct scd_softc *sc; 2537332Sjkh 254106449Smdodd sc = (struct scd_softc *)bp->bio_dev->si_drv1; 2557332Sjkh 256106449Smdodd XDEBUG(sc, 2, "DEBUG: strategy: block=%ld, bcount=%ld\n", 257106449Smdodd (long)bp->bio_blkno, bp->bio_bcount); 2587332Sjkh 259106449Smdodd if (bp->bio_blkno < 0 || (bp->bio_bcount % SCDBLKSIZE)) { 260106449Smdodd device_printf(sc->dev, "strategy failure: blkno = %ld, bcount = %ld\n", 261106449Smdodd (long)bp->bio_blkno, bp->bio_bcount); 26259249Sphk bp->bio_error = EINVAL; 26359249Sphk bp->bio_flags |= BIO_ERROR; 2647332Sjkh goto bad; 2657332Sjkh } 2667332Sjkh 2677332Sjkh /* if device invalidated (e.g. media change, door open), error */ 268106490Smdodd if (!(sc->data.flags & SCDVALID)) { 269106449Smdodd device_printf(sc->dev, "media changed\n"); 27059249Sphk bp->bio_error = EIO; 2717332Sjkh goto bad; 2727332Sjkh } 2737332Sjkh 2747332Sjkh /* read only */ 27559249Sphk if (!(bp->bio_cmd == BIO_READ)) { 27659249Sphk bp->bio_error = EROFS; 2777332Sjkh goto bad; 2787332Sjkh } 2798876Srgrimes 2807332Sjkh /* no data to read */ 28159249Sphk if (bp->bio_bcount == 0) 2827332Sjkh goto done; 2838876Srgrimes 284106490Smdodd if (!(sc->data.flags & SCDTOC)) { 28559249Sphk bp->bio_error = EIO; 2867332Sjkh goto bad; 2877332Sjkh } 2887332Sjkh 28959249Sphk bp->bio_pblkno = bp->bio_blkno; 29059249Sphk bp->bio_resid = 0; 2918876Srgrimes 2927332Sjkh /* queue it */ 2937332Sjkh s = splbio(); 294106490Smdodd bioqdisksort(&sc->data.head, bp); 2957332Sjkh splx(s); 2968876Srgrimes 2977332Sjkh /* now check whether we can perform processing */ 298106449Smdodd scd_start(sc); 2997332Sjkh return; 3007332Sjkh 3017332Sjkhbad: 30259249Sphk bp->bio_flags |= BIO_ERROR; 3037332Sjkhdone: 30459249Sphk bp->bio_resid = bp->bio_bcount; 3057332Sjkh biodone(bp); 3067332Sjkh return; 3077332Sjkh} 3087332Sjkh 3097332Sjkhstatic void 310106449Smdoddscd_start(struct scd_softc *sc) 3117332Sjkh{ 31259249Sphk struct bio *bp; 31346573Speter int s = splbio(); 3148876Srgrimes 315106490Smdodd if (sc->data.flags & SCDMBXBSY) { 3167332Sjkh splx(s); 3177332Sjkh return; 3187332Sjkh } 3197332Sjkh 320106490Smdodd bp = bioq_first(&sc->data.head); 32115574Sphk if (bp != 0) { 3227332Sjkh /* block found to process, dequeue */ 323106490Smdodd bioq_remove(&sc->data.head, bp); 324106490Smdodd sc->data.flags |= SCDMBXBSY; 3257332Sjkh splx(s); 3267332Sjkh } else { 3277332Sjkh /* nothing to do */ 3287332Sjkh splx(s); 3297332Sjkh return; 3307332Sjkh } 3317332Sjkh 332106490Smdodd sc->data.mbx.retry = 3; 333106490Smdodd sc->data.mbx.bp = bp; 3347332Sjkh splx(s); 3357332Sjkh 336106490Smdodd scd_doread(sc, SCD_S_BEGIN, &(sc->data.mbx)); 3377332Sjkh return; 3387332Sjkh} 3397332Sjkh 34012675Sjulianstatic int 34183366Sjulianscdioctl(dev_t dev, u_long cmd, caddr_t addr, int flags, struct thread *td) 3427332Sjkh{ 343106449Smdodd struct scd_softc *sc; 3448876Srgrimes 345106449Smdodd sc = (struct scd_softc *)dev->si_drv1; 3467332Sjkh 347106449Smdodd XDEBUG(sc, 1, "ioctl: cmd=0x%lx\n", cmd); 3487332Sjkh 349106490Smdodd if (!(sc->data.flags & SCDVALID)) 350106451Smdodd return (EIO); 3517332Sjkh 3527332Sjkh switch (cmd) { 353106450Smdodd case DIOCGMEDIASIZE: 354106490Smdodd *(off_t *)addr = (off_t)sc->data.disksize * sc->data.blksize; 355106450Smdodd return (0); 356106450Smdodd break; 357106450Smdodd case DIOCGSECTORSIZE: 358106490Smdodd *(u_int *)addr = sc->data.blksize; 359106450Smdodd return (0); 360106450Smdodd break; 3617332Sjkh case CDIOCPLAYTRACKS: 362106449Smdodd return scd_playtracks(sc, (struct ioc_play_track *) addr); 3637332Sjkh case CDIOCPLAYBLOCKS: 364106451Smdodd return (EINVAL); 3657332Sjkh case CDIOCPLAYMSF: 366106449Smdodd return scd_playmsf(sc, (struct ioc_play_msf *) addr); 3677332Sjkh case CDIOCREADSUBCHANNEL: 368106449Smdodd return scd_subchan(sc, (struct ioc_read_subchannel *) addr); 3697332Sjkh case CDIOREADTOCHEADER: 370106449Smdodd return scd_toc_header (sc, (struct ioc_toc_header *) addr); 3717332Sjkh case CDIOREADTOCENTRYS: 372106449Smdodd return scd_toc_entrys (sc, (struct ioc_read_toc_entry*) addr); 37325460Sjoerg case CDIOREADTOCENTRY: 374106449Smdodd return scd_toc_entry (sc, (struct ioc_read_toc_single_entry*) addr); 3757332Sjkh case CDIOCSETPATCH: 3767332Sjkh case CDIOCGETVOL: 3777332Sjkh case CDIOCSETVOL: 3787332Sjkh case CDIOCSETMONO: 3797332Sjkh case CDIOCSETSTERIO: 3807332Sjkh case CDIOCSETMUTE: 3817332Sjkh case CDIOCSETLEFT: 3827332Sjkh case CDIOCSETRIGHT: 383106451Smdodd return (EINVAL); 3847332Sjkh case CDIOCRESUME: 385106449Smdodd return scd_resume(sc); 3867332Sjkh case CDIOCPAUSE: 387106449Smdodd return scd_pause(sc); 3887332Sjkh case CDIOCSTART: 389106451Smdodd return (EINVAL); 3907332Sjkh case CDIOCSTOP: 391106449Smdodd return scd_stop(sc); 3927332Sjkh case CDIOCEJECT: 393106449Smdodd return scd_eject(sc); 3947332Sjkh case CDIOCALLOW: 395106451Smdodd return (0); 3967332Sjkh case CDIOCSETDEBUG: 3977332Sjkh#ifdef SCD_DEBUG 3987332Sjkh scd_debuglevel++; 3997332Sjkh#endif 400106451Smdodd return (0); 4017332Sjkh case CDIOCCLRDEBUG: 4027332Sjkh#ifdef SCD_DEBUG 4037332Sjkh scd_debuglevel = 0; 4047332Sjkh 4057332Sjkh#endif 406106451Smdodd return (0); 4077332Sjkh default: 408106449Smdodd device_printf(sc->dev, "unsupported ioctl (cmd=0x%lx)\n", cmd); 409106451Smdodd return (ENOTTY); 4107332Sjkh } 4117332Sjkh} 4127332Sjkh 4137332Sjkh/*************************************************************** 4147332Sjkh * lower level of driver starts here 4157332Sjkh **************************************************************/ 4167332Sjkh 4177332Sjkhstatic int 418106449Smdoddscd_playtracks(struct scd_softc *sc, struct ioc_play_track *pt) 4197332Sjkh{ 4207332Sjkh struct ioc_play_msf msf; 4217332Sjkh int a = pt->start_track; 4227332Sjkh int z = pt->end_track; 42311872Sphk int rc; 4247332Sjkh 425106490Smdodd if (!(sc->data.flags & SCDTOC) && (rc = read_toc(sc)) != 0) { 4267332Sjkh if (rc == -ERR_NOT_SPINNING) { 427106449Smdodd if (spin_up(sc) != 0) 428106451Smdodd return (EIO); 429106449Smdodd rc = read_toc(sc); 4307332Sjkh } 4317332Sjkh if (rc != 0) { 432106449Smdodd print_error(sc, rc); 433106451Smdodd return (EIO); 4347332Sjkh } 4357332Sjkh } 4367332Sjkh 437106449Smdodd XDEBUG(sc, 1, "playtracks from %d:%d to %d:%d\n", 438106449Smdodd a, pt->start_index, z, pt->end_index); 4397332Sjkh 440106490Smdodd if ( a < sc->data.first_track 441106490Smdodd || a > sc->data.last_track 4427332Sjkh || a > z 443106490Smdodd || z > sc->data.last_track) 444106451Smdodd return (EINVAL); 4457332Sjkh 446106490Smdodd bcopy(sc->data.toc[a].start_msf, &msf.start_m, 3); 447106490Smdodd hsg2msf(msf2hsg(sc->data.toc[z+1].start_msf)-1, &msf.end_m); 4487332Sjkh 449106449Smdodd return scd_play(sc, &msf); 4507332Sjkh} 4517332Sjkh 4527332Sjkh/* The start/end msf is expected to be in bin format */ 4537332Sjkhstatic int 454106449Smdoddscd_playmsf(struct scd_softc *sc, struct ioc_play_msf *msfin) 4557332Sjkh{ 4567332Sjkh struct ioc_play_msf msf; 4577332Sjkh 4587332Sjkh msf.start_m = bin2bcd(msfin->start_m); 4597332Sjkh msf.start_s = bin2bcd(msfin->start_s); 4607332Sjkh msf.start_f = bin2bcd(msfin->start_f); 4617332Sjkh msf.end_m = bin2bcd(msfin->end_m); 4627332Sjkh msf.end_s = bin2bcd(msfin->end_s); 4637332Sjkh msf.end_f = bin2bcd(msfin->end_f); 4647332Sjkh 465106449Smdodd return scd_play(sc, &msf); 4667332Sjkh} 4677332Sjkh 4687332Sjkh/* The start/end msf is expected to be in bcd format */ 4697332Sjkhstatic int 470106449Smdoddscd_play(struct scd_softc *sc, struct ioc_play_msf *msf) 4717332Sjkh{ 4727332Sjkh int i, rc; 4737332Sjkh 474106449Smdodd XDEBUG(sc, 1, "playing: %02x:%02x:%02x -> %02x:%02x:%02x\n", 4757332Sjkh msf->start_m, msf->start_s, msf->start_f, 476106449Smdodd msf->end_m, msf->end_s, msf->end_f); 4777332Sjkh 4787332Sjkh for (i = 0; i < 2; i++) { 479106449Smdodd rc = send_cmd(sc, CMD_PLAY_AUDIO, 7, 4807332Sjkh 0x03, 4817332Sjkh msf->start_m, msf->start_s, msf->start_f, 4827332Sjkh msf->end_m, msf->end_s, msf->end_f); 4837332Sjkh if (rc == -ERR_NOT_SPINNING) { 484106490Smdodd sc->data.flags &= ~SCDSPINNING; 485106449Smdodd if (spin_up(sc) != 0) 486106451Smdodd return (EIO); 4877332Sjkh } else if (rc < 0) { 488106449Smdodd print_error(sc, rc); 489106451Smdodd return (EIO); 4907332Sjkh } else { 4917332Sjkh break; 4927332Sjkh } 4937332Sjkh } 494106490Smdodd sc->data.audio_status = CD_AS_PLAY_IN_PROGRESS; 495106490Smdodd bcopy((char *)msf, (char *)&sc->data.last_play, sizeof(struct ioc_play_msf)); 496106451Smdodd return (0); 4977332Sjkh} 4987332Sjkh 4997332Sjkhstatic int 500106449Smdoddscd_stop(struct scd_softc *sc) 5017332Sjkh{ 5027332Sjkh 503106449Smdodd (void)send_cmd(sc, CMD_STOP_AUDIO, 0); 504106490Smdodd sc->data.audio_status = CD_AS_PLAY_COMPLETED; 505106451Smdodd return (0); 5067332Sjkh} 5077332Sjkh 5087332Sjkhstatic int 509106449Smdoddscd_pause(struct scd_softc *sc) 5107332Sjkh{ 5117332Sjkh struct sony_subchannel_position_data subpos; 5127332Sjkh 513106490Smdodd if (sc->data.audio_status != CD_AS_PLAY_IN_PROGRESS) 514106451Smdodd return (EINVAL); 5157332Sjkh 516106449Smdodd if (read_subcode(sc, &subpos) != 0) 517106451Smdodd return (EIO); 5187332Sjkh 519106449Smdodd if (send_cmd(sc, CMD_STOP_AUDIO, 0) != 0) 520106451Smdodd return (EIO); 5218876Srgrimes 522106490Smdodd sc->data.last_play.start_m = subpos.abs_msf[0]; 523106490Smdodd sc->data.last_play.start_s = subpos.abs_msf[1]; 524106490Smdodd sc->data.last_play.start_f = subpos.abs_msf[2]; 525106490Smdodd sc->data.audio_status = CD_AS_PLAY_PAUSED; 5267332Sjkh 527106449Smdodd XDEBUG(sc, 1, "pause @ %02x:%02x:%02x\n", 528106490Smdodd sc->data.last_play.start_m, 529106490Smdodd sc->data.last_play.start_s, 530106490Smdodd sc->data.last_play.start_f); 5317332Sjkh 532106451Smdodd return (0); 5337332Sjkh} 5347332Sjkh 5357332Sjkhstatic int 536106449Smdoddscd_resume(struct scd_softc *sc) 5377332Sjkh{ 538106449Smdodd 539106449Smdodd if (sc->data.audio_status != CD_AS_PLAY_PAUSED) 540106451Smdodd return (EINVAL); 541106449Smdodd return scd_play(sc, &sc->data.last_play); 5427332Sjkh} 5437332Sjkh 5447332Sjkhstatic int 545106449Smdoddscd_eject(struct scd_softc *sc) 5467332Sjkh{ 5477332Sjkh 548106490Smdodd sc->data.audio_status = CD_AS_AUDIO_INVALID; 549106490Smdodd sc->data.flags &= ~(SCDSPINNING|SCDTOC); 5507332Sjkh 551106449Smdodd if (send_cmd(sc, CMD_STOP_AUDIO, 0) != 0 || 552106449Smdodd send_cmd(sc, CMD_SPIN_DOWN, 0) != 0 || 553106449Smdodd send_cmd(sc, CMD_EJECT, 0) != 0) 5547332Sjkh { 555106451Smdodd return (EIO); 5567332Sjkh } 557106451Smdodd return (0); 5587332Sjkh} 5597332Sjkh 5607332Sjkhstatic int 561106449Smdoddscd_subchan(struct scd_softc *sc, struct ioc_read_subchannel *sch) 5627332Sjkh{ 5637332Sjkh struct sony_subchannel_position_data q; 5647332Sjkh struct cd_sub_channel_info data; 5657332Sjkh 566106449Smdodd XDEBUG(sc, 1, "subchan af=%d, df=%d\n", 567106449Smdodd sch->address_format, sch->data_format); 5687332Sjkh 569106449Smdodd if (sch->address_format != CD_MSF_FORMAT) 570106451Smdodd return (EINVAL); 5717332Sjkh 572106449Smdodd if (sch->data_format != CD_CURRENT_POSITION) 573106451Smdodd return (EINVAL); 5747332Sjkh 575106449Smdodd if (read_subcode(sc, &q) != 0) 576106451Smdodd return (EIO); 5777332Sjkh 578106490Smdodd data.header.audio_status = sc->data.audio_status; 5797332Sjkh data.what.position.data_format = CD_MSF_FORMAT; 5807332Sjkh data.what.position.track_number = bcd2bin(q.track_number); 5817332Sjkh data.what.position.reladdr.msf.unused = 0; 5827332Sjkh data.what.position.reladdr.msf.minute = bcd2bin(q.rel_msf[0]); 5837332Sjkh data.what.position.reladdr.msf.second = bcd2bin(q.rel_msf[1]); 5847332Sjkh data.what.position.reladdr.msf.frame = bcd2bin(q.rel_msf[2]); 5857332Sjkh data.what.position.absaddr.msf.unused = 0; 5867332Sjkh data.what.position.absaddr.msf.minute = bcd2bin(q.abs_msf[0]); 5877332Sjkh data.what.position.absaddr.msf.second = bcd2bin(q.abs_msf[1]); 5887332Sjkh data.what.position.absaddr.msf.frame = bcd2bin(q.abs_msf[2]); 5897332Sjkh 590106449Smdodd if (copyout(&data, sch->data, min(sizeof(struct cd_sub_channel_info), sch->data_len))!=0) 591106451Smdodd return (EFAULT); 592106451Smdodd return (0); 5937332Sjkh} 5947332Sjkh 595106449Smdoddint 596106449Smdoddscd_probe(struct scd_softc *sc) 59742552Seivind{ 5987332Sjkh struct sony_drive_configuration drive_config; 5997332Sjkh int rc; 6007332Sjkh static char namebuf[8+16+8+3]; 6017332Sjkh char *s = namebuf; 6027332Sjkh int loop_count = 0; 6037332Sjkh 604106490Smdodd sc->data.flags = SCDPROBING; 6057332Sjkh 6067332Sjkh bzero(&drive_config, sizeof(drive_config)); 6077332Sjkh 6087332Sjkhagain: 6097332Sjkh /* Reset drive */ 610106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_RESET_DRIVE); 6117332Sjkh 6127332Sjkh /* Calm down */ 6137332Sjkh DELAY(300000); 6147332Sjkh 6157332Sjkh /* Only the ATTENTION bit may be set */ 616106449Smdodd if ((SCD_READ(sc, IREG_STATUS) & ~1) != 0) { 617106449Smdodd XDEBUG(sc, 1, "too many bits set. probe failed.\n"); 618106449Smdodd return (ENXIO); 6197332Sjkh } 620106449Smdodd rc = send_cmd(sc, CMD_GET_DRIVE_CONFIG, 0); 6217332Sjkh if (rc != sizeof(drive_config)) { 6227332Sjkh /* Sometimes if the drive is playing audio I get */ 6237332Sjkh /* the bad result 82. Fix by repeating the reset */ 6247332Sjkh if (rc > 0 && loop_count++ == 0) 6257332Sjkh goto again; 626106449Smdodd return (ENXIO); 6277332Sjkh } 628106449Smdodd if (get_result(sc, rc, (u_char *)&drive_config) != 0) 629106449Smdodd return (ENXIO); 6307332Sjkh 6317332Sjkh bcopy(drive_config.vendor, namebuf, 8); 6327332Sjkh s = namebuf+8; 6337332Sjkh while (*(s-1) == ' ') /* Strip trailing spaces */ 6347332Sjkh s--; 6357332Sjkh *s++ = ' '; 6367332Sjkh bcopy(drive_config.product, s, 16); 6377332Sjkh s += 16; 6387332Sjkh while (*(s-1) == ' ') 6397332Sjkh s--; 6407332Sjkh *s++ = ' '; 6417332Sjkh bcopy(drive_config.revision, s, 8); 6427332Sjkh s += 8; 6437332Sjkh while (*(s-1) == ' ') 6447332Sjkh s--; 6457332Sjkh *s = 0; 6467332Sjkh 647106490Smdodd sc->data.name = namebuf; 6487332Sjkh 6497332Sjkh if (drive_config.config & 0x10) 650106490Smdodd sc->data.double_speed = 1; 6517332Sjkh else 652106490Smdodd sc->data.double_speed = 0; 6537332Sjkh 654106449Smdodd return (0); 6557332Sjkh} 6567332Sjkh 6577332Sjkhstatic int 658106449Smdoddread_subcode(struct scd_softc *sc, struct sony_subchannel_position_data *scp) 6597332Sjkh{ 6607332Sjkh int rc; 6617332Sjkh 662106449Smdodd rc = send_cmd(sc, CMD_GET_SUBCHANNEL_DATA, 0); 663106449Smdodd if (rc < 0 || rc < sizeof(*scp)) 664106451Smdodd return (EIO); 665106449Smdodd if (get_result(sc, rc, (u_char *)scp) != 0) 666106451Smdodd return (EIO); 667106451Smdodd return (0); 6687332Sjkh} 6697332Sjkh 6707332Sjkh/* State machine copied from mcd.c */ 6717332Sjkh 6727332Sjkh/* This (and the code in mcd.c) will not work with more than one drive */ 673106449Smdodd/* because there is only one sc->ch_mbxsave below. Should fix that some day. */ 674106449Smdodd/* (sc->ch_mbxsave & state should probably be included in the scd_data struct and */ 6757332Sjkh/* the unit number used as first argument to scd_doread().) /Micke */ 6767332Sjkh 6777332Sjkh/* state machine to process read requests 6787332Sjkh * initialize with SCD_S_BEGIN: reset state machine 6797332Sjkh * SCD_S_WAITSTAT: wait for ready (!busy) 6807332Sjkh * SCD_S_WAITSPIN: wait for drive to spin up (if not spinning) 6817332Sjkh * SCD_S_WAITFIFO: wait for param fifo to get ready, them exec. command. 6827332Sjkh * SCD_S_WAITREAD: wait for data ready, read data 6837332Sjkh * SCD_S_WAITPARAM: wait for command result params, read them, error if bad data read. 6847332Sjkh */ 6857332Sjkh 6867332Sjkhstatic void 68725056Sbdescd_timeout(void *arg) 68825056Sbde{ 689106449Smdodd struct scd_softc *sc; 690106449Smdodd sc = (struct scd_softc *)arg; 691106449Smdodd 692106449Smdodd scd_doread(sc, sc->ch_state, sc->ch_mbxsave); 69325056Sbde} 69425056Sbde 69525056Sbdestatic void 696106449Smdoddscd_doread(struct scd_softc *sc, int state, struct scd_mbx *mbxin) 6977332Sjkh{ 698106449Smdodd struct scd_mbx *mbx = (state!=SCD_S_BEGIN) ? sc->ch_mbxsave : mbxin; 69959249Sphk struct bio *bp = mbx->bp; 700106449Smdodd int i; 7017332Sjkh int blknum; 7027332Sjkh caddr_t addr; 7037332Sjkh static char sdata[3]; /* Must be preserved between calls to this function */ 7047332Sjkh 7057332Sjkhloop: 7067332Sjkh switch (state) { 7077332Sjkh case SCD_S_BEGIN: 708106449Smdodd mbx = sc->ch_mbxsave = mbxin; 7097332Sjkh 7107332Sjkh case SCD_S_BEGIN1: 7117332Sjkh /* get status */ 7127332Sjkh mbx->count = RDELAY_WAIT; 7137332Sjkh 714106449Smdodd process_attention(sc); 7157332Sjkh goto trystat; 7167332Sjkh 7177332Sjkh case SCD_S_WAITSTAT: 718106449Smdodd sc->ch_state = SCD_S_WAITSTAT; 719106449Smdodd untimeout(scd_timeout, (caddr_t)sc, sc->ch); 7207332Sjkh if (mbx->count-- <= 0) { 721106449Smdodd device_printf(sc->dev, "timeout. drive busy.\n"); 7227332Sjkh goto harderr; 7237332Sjkh } 7247332Sjkh 7257332Sjkhtrystat: 726106449Smdodd if (IS_BUSY(sc)) { 727106449Smdodd sc->ch_state = SCD_S_WAITSTAT; 728106449Smdodd sc->ch = timeout(scd_timeout, (caddr_t)sc, hz/100); /* XXX */ 7297332Sjkh return; 7307332Sjkh } 7318876Srgrimes 732106449Smdodd process_attention(sc); 7337332Sjkh 7347332Sjkh /* reject, if audio active */ 735106490Smdodd if (sc->data.audio_status & CD_AS_PLAY_IN_PROGRESS) { 736106449Smdodd device_printf(sc->dev, "audio is active\n"); 7377332Sjkh goto harderr; 7387332Sjkh } 7397332Sjkh 740106490Smdodd mbx->sz = sc->data.blksize; 7417332Sjkh 7427332Sjkh /* for first block */ 74359249Sphk mbx->nblk = (bp->bio_bcount + (mbx->sz-1)) / mbx->sz; 7447332Sjkh mbx->skip = 0; 7457332Sjkh 7467332Sjkhnextblock: 747106490Smdodd if (!(sc->data.flags & SCDVALID)) 7487332Sjkh goto changed; 7497332Sjkh 75059249Sphk blknum = (bp->bio_blkno / (mbx->sz/DEV_BSIZE)) 751106450Smdodd + mbx->skip/mbx->sz; 7527332Sjkh 753106449Smdodd XDEBUG(sc, 2, "scd_doread: read blknum=%d\n", blknum); 7547332Sjkh 7557332Sjkh /* build parameter block */ 7567332Sjkh hsg2msf(blknum, sdata); 7577332Sjkh 758106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_RESULT_READY_CLEAR); 759106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_RPARAM_CLEAR); 760106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_DATA_READY_CLEAR); 7617332Sjkh 762106449Smdodd if (FSTATUS_BIT(sc, FBIT_WPARAM_READY)) 7637332Sjkh goto writeparam; 7647332Sjkh 7657332Sjkh mbx->count = 100; 766106449Smdodd sc->ch_state = SCD_S_WAITFIFO; 767106449Smdodd sc->ch = timeout(scd_timeout, (caddr_t)sc, hz/100); /* XXX */ 7687332Sjkh return; 7697332Sjkh 7707332Sjkh case SCD_S_WAITSPIN: 771106449Smdodd sc->ch_state = SCD_S_WAITSPIN; 772106449Smdodd untimeout(scd_timeout,(caddr_t)sc, sc->ch); 7737332Sjkh if (mbx->count-- <= 0) { 774106449Smdodd device_printf(sc->dev, "timeout waiting for drive to spin up.\n"); 7757332Sjkh goto harderr; 7767332Sjkh } 777106449Smdodd if (!STATUS_BIT(sc, SBIT_RESULT_READY)) { 778106449Smdodd sc->ch_state = SCD_S_WAITSPIN; 779106449Smdodd sc->ch = timeout(scd_timeout, (caddr_t)sc, hz/100); /* XXX */ 7807332Sjkh return; 7817332Sjkh } 782106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_RESULT_READY_CLEAR); 783106449Smdodd switch ((i = SCD_READ(sc, IREG_RESULT)) & 0xf0) { 7847332Sjkh case 0x20: 785106449Smdodd i = SCD_READ(sc, IREG_RESULT); 786106449Smdodd print_error(sc, i); 7877332Sjkh goto harderr; 7887332Sjkh case 0x00: 789106449Smdodd (void)SCD_READ(sc, IREG_RESULT); 790106490Smdodd sc->data.flags |= SCDSPINNING; 7917332Sjkh break; 7927332Sjkh } 793106449Smdodd XDEBUG(sc, 1, "DEBUG: spin up complete\n"); 7947332Sjkh 7957332Sjkh state = SCD_S_BEGIN1; 7967332Sjkh goto loop; 7977332Sjkh 7987332Sjkh case SCD_S_WAITFIFO: 799106449Smdodd sc->ch_state = SCD_S_WAITFIFO; 800106449Smdodd untimeout(scd_timeout,(caddr_t)sc, sc->ch); 8017332Sjkh if (mbx->count-- <= 0) { 802106449Smdodd device_printf(sc->dev, "timeout. write param not ready.\n"); 8037332Sjkh goto harderr; 8047332Sjkh } 805106449Smdodd if (!FSTATUS_BIT(sc, FBIT_WPARAM_READY)) { 806106449Smdodd sc->ch_state = SCD_S_WAITFIFO; 807106449Smdodd sc->ch = timeout(scd_timeout, (caddr_t)sc,hz/100); /* XXX */ 8087332Sjkh return; 8097332Sjkh } 810106449Smdodd XDEBUG(sc, 1, "mbx->count (writeparamwait) = %d(%d)\n", mbx->count, 100); 8117332Sjkh 8127332Sjkhwriteparam: 8137332Sjkh /* The reason this test isn't done 'till now is to make sure */ 8147332Sjkh /* that it is ok to send the SPIN_UP cmd below. */ 815106490Smdodd if (!(sc->data.flags & SCDSPINNING)) { 816106449Smdodd XDEBUG(sc, 1, "spinning up drive ...\n"); 817106449Smdodd SCD_WRITE(sc, OREG_COMMAND, CMD_SPIN_UP); 8187332Sjkh mbx->count = 300; 819106449Smdodd sc->ch_state = SCD_S_WAITSPIN; 820106449Smdodd sc->ch = timeout(scd_timeout, (caddr_t)sc, hz/100); /* XXX */ 8217332Sjkh return; 8227332Sjkh } 8237332Sjkh 8247332Sjkh /* send the read command */ 825106719Smdodd critical_enter(); 826106449Smdodd SCD_WRITE(sc, OREG_WPARAMS, sdata[0]); 827106449Smdodd SCD_WRITE(sc, OREG_WPARAMS, sdata[1]); 828106449Smdodd SCD_WRITE(sc, OREG_WPARAMS, sdata[2]); 829106449Smdodd SCD_WRITE(sc, OREG_WPARAMS, 0); 830106449Smdodd SCD_WRITE(sc, OREG_WPARAMS, 0); 831106449Smdodd SCD_WRITE(sc, OREG_WPARAMS, 1); 832106449Smdodd SCD_WRITE(sc, OREG_COMMAND, CMD_READ); 833106719Smdodd critical_exit(); 8347332Sjkh 8357332Sjkh mbx->count = RDELAY_WAITREAD; 8367332Sjkh for (i = 0; i < 50; i++) { 837106449Smdodd if (STATUS_BIT(sc, SBIT_DATA_READY)) 8387332Sjkh goto got_data; 8397332Sjkh DELAY(100); 8407332Sjkh } 8417332Sjkh 842106449Smdodd sc->ch_state = SCD_S_WAITREAD; 843106449Smdodd sc->ch = timeout(scd_timeout, (caddr_t)sc, hz/100); /* XXX */ 8447332Sjkh return; 8457332Sjkh 8467332Sjkh case SCD_S_WAITREAD: 847106449Smdodd sc->ch_state = SCD_S_WAITREAD; 848106449Smdodd untimeout(scd_timeout,(caddr_t)sc, sc->ch); 8497332Sjkh if (mbx->count-- <= 0) { 850106449Smdodd if (STATUS_BIT(sc, SBIT_RESULT_READY)) 8517332Sjkh goto got_param; 852106449Smdodd device_printf(sc->dev, "timeout while reading data\n"); 8537332Sjkh goto readerr; 8547332Sjkh } 855106449Smdodd if (!STATUS_BIT(sc, SBIT_DATA_READY)) { 856106449Smdodd process_attention(sc); 857106490Smdodd if (!(sc->data.flags & SCDVALID)) 8587332Sjkh goto changed; 859106449Smdodd sc->ch_state = SCD_S_WAITREAD; 860106449Smdodd sc->ch = timeout(scd_timeout, (caddr_t)sc, hz/100); /* XXX */ 8617332Sjkh return; 8627332Sjkh } 863106449Smdodd XDEBUG(sc, 2, "mbx->count (after RDY_BIT) = %d(%d)\n", mbx->count, RDELAY_WAITREAD); 8647332Sjkh 8657332Sjkhgot_data: 8667332Sjkh /* data is ready */ 86759249Sphk addr = bp->bio_data + mbx->skip; 868106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_DATA_READY_CLEAR); 869106449Smdodd SCD_READ_MULTI(sc, IREG_DATA, addr, mbx->sz); 8707332Sjkh 8717332Sjkh mbx->count = 100; 8727332Sjkh for (i = 0; i < 20; i++) { 873106449Smdodd if (STATUS_BIT(sc, SBIT_RESULT_READY)) 8747332Sjkh goto waitfor_param; 8757332Sjkh DELAY(100); 8767332Sjkh } 8777332Sjkh goto waitfor_param; 8787332Sjkh 8797332Sjkh case SCD_S_WAITPARAM: 880106449Smdodd sc->ch_state = SCD_S_WAITPARAM; 881106449Smdodd untimeout(scd_timeout,(caddr_t)sc, sc->ch); 8827332Sjkh if (mbx->count-- <= 0) { 883106449Smdodd device_printf(sc->dev, "timeout waiting for params\n"); 8847332Sjkh goto readerr; 8857332Sjkh } 8867332Sjkh 8877332Sjkhwaitfor_param: 888106449Smdodd if (!STATUS_BIT(sc, SBIT_RESULT_READY)) { 889106449Smdodd sc->ch_state = SCD_S_WAITPARAM; 890106449Smdodd sc->ch = timeout(scd_timeout, (caddr_t)sc, hz/100); /* XXX */ 8917332Sjkh return; 8927332Sjkh } 893106451Smdodd#ifdef SCD_DEBUG 8947332Sjkh if (mbx->count < 100 && scd_debuglevel > 0) 895106449Smdodd device_printf(sc->dev, "mbx->count (paramwait) = %d(%d)\n", mbx->count, 100); 8967332Sjkh#endif 8977332Sjkh 8987332Sjkhgot_param: 899106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_RESULT_READY_CLEAR); 900106449Smdodd switch ((i = SCD_READ(sc, IREG_RESULT)) & 0xf0) { 9017332Sjkh case 0x50: 9027332Sjkh switch (i) { 9037332Sjkh case ERR_FATAL_READ_ERROR1: 9047332Sjkh case ERR_FATAL_READ_ERROR2: 905106449Smdodd device_printf(sc->dev, "unrecoverable read error 0x%x\n", i); 9067332Sjkh goto harderr; 9077332Sjkh } 9087332Sjkh break; 9097332Sjkh case 0x20: 910106449Smdodd i = SCD_READ(sc, IREG_RESULT); 9117332Sjkh switch (i) { 9127332Sjkh case ERR_NOT_SPINNING: 913106449Smdodd XDEBUG(sc, 1, "read error: drive not spinning\n"); 9147332Sjkh if (mbx->retry-- > 0) { 9157332Sjkh state = SCD_S_BEGIN1; 916106490Smdodd sc->data.flags &= ~SCDSPINNING; 9177332Sjkh goto loop; 9187332Sjkh } 9197332Sjkh goto harderr; 9207332Sjkh default: 921106449Smdodd print_error(sc, i); 9227332Sjkh goto readerr; 9237332Sjkh } 9247332Sjkh case 0x00: 925106449Smdodd i = SCD_READ(sc, IREG_RESULT); 9267332Sjkh break; 9277332Sjkh } 9287332Sjkh 9297332Sjkh if (--mbx->nblk > 0) { 9307332Sjkh mbx->skip += mbx->sz; 9317332Sjkh goto nextblock; 9327332Sjkh } 9337332Sjkh 9347332Sjkh /* return buffer */ 93559249Sphk bp->bio_resid = 0; 9367332Sjkh biodone(bp); 9377332Sjkh 938106490Smdodd sc->data.flags &= ~SCDMBXBSY; 939106449Smdodd scd_start(sc); 9407332Sjkh return; 9417332Sjkh } 9427332Sjkh 9437332Sjkhreaderr: 9447332Sjkh if (mbx->retry-- > 0) { 945106449Smdodd device_printf(sc->dev, "retrying ...\n"); 9467332Sjkh state = SCD_S_BEGIN1; 9477332Sjkh goto loop; 9487332Sjkh } 9497332Sjkhharderr: 9507332Sjkh /* invalidate the buffer */ 95159249Sphk bp->bio_error = EIO; 95259249Sphk bp->bio_flags |= BIO_ERROR; 95359249Sphk bp->bio_resid = bp->bio_bcount; 9547332Sjkh biodone(bp); 9557332Sjkh 956106490Smdodd sc->data.flags &= ~SCDMBXBSY; 957106449Smdodd scd_start(sc); 9587332Sjkh return; 9597332Sjkh 9607332Sjkhchanged: 961106449Smdodd device_printf(sc->dev, "media changed\n"); 9627332Sjkh goto harderr; 9637332Sjkh} 9647332Sjkh 9657332Sjkhstatic void 9667332Sjkhhsg2msf(int hsg, bcd_t *msf) 9677332Sjkh{ 968106490Smdodd 9697332Sjkh hsg += 150; 9707332Sjkh M_msf(msf) = bin2bcd(hsg / 4500); 9717332Sjkh hsg %= 4500; 9727332Sjkh S_msf(msf) = bin2bcd(hsg / 75); 9737332Sjkh F_msf(msf) = bin2bcd(hsg % 75); 9747332Sjkh} 9757332Sjkh 9767332Sjkhstatic int 9777332Sjkhmsf2hsg(bcd_t *msf) 9787332Sjkh{ 979106490Smdodd 9807332Sjkh return (bcd2bin(M_msf(msf)) * 60 + 9817332Sjkh bcd2bin(S_msf(msf))) * 75 + 9827332Sjkh bcd2bin(F_msf(msf)) - 150; 9837332Sjkh} 9847332Sjkh 9857332Sjkhstatic void 986106449Smdoddprocess_attention(struct scd_softc *sc) 9877332Sjkh{ 9887332Sjkh unsigned char code; 9897332Sjkh int count = 0; 9907332Sjkh 991106449Smdodd while (IS_ATTENTION(sc) && count++ < 30) { 992106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_ATTENTION_CLEAR); 993106449Smdodd code = SCD_READ(sc, IREG_RESULT); 9947332Sjkh 995106451Smdodd#ifdef SCD_DEBUG 9967332Sjkh if (scd_debuglevel > 0) { 9977332Sjkh if (count == 1) 998106449Smdodd device_printf(sc->dev, "DEBUG: ATTENTIONS = 0x%x", code); 9997332Sjkh else 10007332Sjkh printf(",0x%x", code); 10017332Sjkh } 10027332Sjkh#endif 10037332Sjkh 10047332Sjkh switch (code) { 10057332Sjkh case ATTEN_SPIN_DOWN: 1006106449Smdodd sc->data.flags &= ~SCDSPINNING; 10077332Sjkh break; 10087332Sjkh 10097332Sjkh case ATTEN_SPIN_UP_DONE: 1010106449Smdodd sc->data.flags |= SCDSPINNING; 10117332Sjkh break; 10127332Sjkh 10137332Sjkh case ATTEN_AUDIO_DONE: 1014106449Smdodd sc->data.audio_status = CD_AS_PLAY_COMPLETED; 10157332Sjkh break; 10167332Sjkh 10177332Sjkh case ATTEN_DRIVE_LOADED: 1018106449Smdodd sc->data.flags &= ~(SCDTOC|SCDSPINNING|SCDVALID); 1019106449Smdodd sc->data.audio_status = CD_AS_AUDIO_INVALID; 10207332Sjkh break; 10217332Sjkh 10227332Sjkh case ATTEN_EJECT_PUSHED: 1023106449Smdodd sc->data.flags &= ~SCDVALID; 10247332Sjkh break; 10257332Sjkh } 10267332Sjkh DELAY(100); 10277332Sjkh } 1028106451Smdodd#ifdef SCD_DEBUG 10297332Sjkh if (scd_debuglevel > 0 && count > 0) 10307332Sjkh printf("\n"); 10317332Sjkh#endif 10327332Sjkh} 10337332Sjkh 10347332Sjkh/* Returns 0 OR sony error code */ 10357332Sjkhstatic int 1036106449Smdoddspin_up(struct scd_softc *sc) 10377332Sjkh{ 10387332Sjkh unsigned char res_reg[12]; 10397332Sjkh unsigned int res_size; 10407332Sjkh int rc; 10417332Sjkh int loop_count = 0; 10427332Sjkh 10437332Sjkhagain: 1044106449Smdodd rc = send_cmd(sc, CMD_SPIN_UP, 0, 0, res_reg, &res_size); 10457332Sjkh if (rc != 0) { 1046106449Smdodd XDEBUG(sc, 2, "CMD_SPIN_UP error 0x%x\n", rc); 1047106451Smdodd return (rc); 10487332Sjkh } 10497332Sjkh 1050106449Smdodd if (!(sc->data.flags & SCDTOC)) { 1051106449Smdodd rc = send_cmd(sc, CMD_READ_TOC, 0); 10527332Sjkh if (rc == ERR_NOT_SPINNING) { 10537332Sjkh if (loop_count++ < 3) 10547332Sjkh goto again; 1055106451Smdodd return (rc); 10567332Sjkh } 10577332Sjkh if (rc != 0) 1058106451Smdodd return (rc); 10597332Sjkh } 10607332Sjkh 1061106449Smdodd sc->data.flags |= SCDSPINNING; 10627332Sjkh 1063106451Smdodd return (0); 10647332Sjkh} 10657332Sjkh 10667332Sjkhstatic struct sony_tracklist * 10677332Sjkhget_tl(struct sony_toc *toc, int size) 10687332Sjkh{ 10697332Sjkh struct sony_tracklist *tl = &toc->tracks[0]; 10707332Sjkh 10717332Sjkh if (tl->track != 0xb0) 1072106451Smdodd return (tl); 10737332Sjkh (char *)tl += 9; 10748876Srgrimes if (tl->track != 0xb1) 1075106451Smdodd return (tl); 10767332Sjkh (char *)tl += 9; 10778876Srgrimes if (tl->track != 0xb2) 1078106451Smdodd return (tl); 10797332Sjkh (char *)tl += 9; 10808876Srgrimes if (tl->track != 0xb3) 1081106451Smdodd return (tl); 10827332Sjkh (char *)tl += 9; 10838876Srgrimes if (tl->track != 0xb4) 1084106451Smdodd return (tl); 10857332Sjkh (char *)tl += 9; 10868876Srgrimes if (tl->track != 0xc0) 1087106451Smdodd return (tl); 10887332Sjkh (char *)tl += 9; 1089106451Smdodd return (tl); 10907332Sjkh} 10917332Sjkh 10927332Sjkhstatic int 1093106449Smdoddread_toc(struct scd_softc *sc) 10947332Sjkh{ 10957332Sjkh struct sony_toc toc; 10967332Sjkh struct sony_tracklist *tl; 10977332Sjkh int rc, i, j; 10987332Sjkh u_long first, last; 10997332Sjkh 1100106453Smdodd rc = send_cmd(sc, CMD_GET_TOC, 1, 1); 11017332Sjkh if (rc < 0) 1102106451Smdodd return (rc); 11037332Sjkh if (rc > sizeof(toc)) { 1104106449Smdodd device_printf(sc->dev, "program error: toc too large (%d)\n", rc); 1105106451Smdodd return (EIO); 11067332Sjkh } 1107106449Smdodd if (get_result(sc, rc, (u_char *)&toc) != 0) 1108106451Smdodd return (EIO); 11097332Sjkh 1110106449Smdodd XDEBUG(sc, 1, "toc read. len = %d, sizeof(toc) = %d\n", rc, sizeof(toc)); 11117332Sjkh 11127332Sjkh tl = get_tl(&toc, rc); 11137332Sjkh first = msf2hsg(tl->start_msf); 11147332Sjkh last = msf2hsg(toc.lead_out_start_msf); 1115106490Smdodd sc->data.blksize = SCDBLKSIZE; 1116106490Smdodd sc->data.disksize = last*sc->data.blksize/DEV_BSIZE; 11177332Sjkh 1118106449Smdodd XDEBUG(sc, 1, "firstsector = %ld, lastsector = %ld", first, last); 11197332Sjkh 1120106490Smdodd sc->data.first_track = bcd2bin(toc.first_track); 1121106490Smdodd sc->data.last_track = bcd2bin(toc.last_track); 1122106490Smdodd if (sc->data.last_track > (MAX_TRACKS-2)) 1123106490Smdodd sc->data.last_track = MAX_TRACKS-2; 1124106490Smdodd for (j = 0, i = sc->data.first_track; i <= sc->data.last_track; i++, j++) { 1125106490Smdodd sc->data.toc[i].adr = tl[j].adr; 1126106490Smdodd sc->data.toc[i].ctl = tl[j].ctl; /* for xcdplayer */ 1127106490Smdodd bcopy(tl[j].start_msf, sc->data.toc[i].start_msf, 3); 11287332Sjkh#ifdef SCD_DEBUG 11297332Sjkh if (scd_debuglevel > 0) { 1130106449Smdodd if ((j % 3) == 0) { 1131106449Smdodd printf("\n"); 1132106449Smdodd device_printf(sc->dev, "tracks "); 1133106449Smdodd } 11347332Sjkh printf("[%03d: %2d %2d %2d] ", i, 1135106490Smdodd bcd2bin(sc->data.toc[i].start_msf[0]), 1136106490Smdodd bcd2bin(sc->data.toc[i].start_msf[1]), 1137106490Smdodd bcd2bin(sc->data.toc[i].start_msf[2])); 11387332Sjkh } 11397332Sjkh#endif 11407332Sjkh } 1141106490Smdodd bcopy(toc.lead_out_start_msf, sc->data.toc[sc->data.last_track+1].start_msf, 3); 11427332Sjkh#ifdef SCD_DEBUG 11437332Sjkh if (scd_debuglevel > 0) { 1144106490Smdodd i = sc->data.last_track+1; 11457332Sjkh printf("[END: %2d %2d %2d]\n", 1146106490Smdodd bcd2bin(sc->data.toc[i].start_msf[0]), 1147106490Smdodd bcd2bin(sc->data.toc[i].start_msf[1]), 1148106490Smdodd bcd2bin(sc->data.toc[i].start_msf[2])); 11497332Sjkh } 11507332Sjkh#endif 11517332Sjkh 1152106490Smdodd sc->data.flags |= SCDTOC; 11537332Sjkh 1154106451Smdodd return (0); 11557332Sjkh} 11567332Sjkh 11577332Sjkhstatic void 1158106449Smdoddinit_drive(struct scd_softc *sc) 11597332Sjkh{ 11607332Sjkh int rc; 11617332Sjkh 1162106449Smdodd rc = send_cmd(sc, CMD_SET_DRIVE_PARAM, 2, 1163106449Smdodd 0x05, 0x03 | ((sc->data.double_speed) ? 0x04: 0)); 11647332Sjkh if (rc != 0) 1165106449Smdodd device_printf(sc->dev, "Unable to set parameters. Errcode = 0x%x\n", rc); 11667332Sjkh} 11677332Sjkh 11687332Sjkh/* Returns 0 or errno */ 11697332Sjkhstatic int 1170106449Smdoddget_result(struct scd_softc *sc, int result_len, u_char *result) 11717332Sjkh{ 11727332Sjkh int loop_index = 2; /* send_cmd() reads two bytes ... */ 11737332Sjkh 1174106449Smdodd XDEBUG(sc, 1, "DEBUG: get_result: bytes=%d\n", result_len); 11757332Sjkh 11767332Sjkh while (result_len-- > 0) { 11777332Sjkh if (loop_index++ >= 10) { 11787332Sjkh loop_index = 1; 1179106449Smdodd if (waitfor_status_bits(sc, SBIT_RESULT_READY, 0)) 1180106451Smdodd return (EIO); 1181106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_RESULT_READY_CLEAR); 11827332Sjkh } 11837332Sjkh if (result) 1184106449Smdodd *result++ = SCD_READ(sc, IREG_RESULT); 11857332Sjkh else 1186106449Smdodd (void)SCD_READ(sc, IREG_RESULT); 11877332Sjkh } 1188106451Smdodd return (0); 11897332Sjkh} 11907332Sjkh 11917332Sjkh/* Returns -0x100 for timeout, -(drive error code) OR number of result bytes */ 11927332Sjkhstatic int 1193106449Smdoddsend_cmd(struct scd_softc *sc, u_char cmd, u_int nargs, ...) 11947332Sjkh{ 11957332Sjkh va_list ap; 11967332Sjkh u_char c; 11977332Sjkh int rc; 11987332Sjkh int i; 11997332Sjkh 1200106449Smdodd if (waitfor_status_bits(sc, 0, SBIT_BUSY)) { 1201106449Smdodd device_printf(sc->dev, "drive busy\n"); 1202106451Smdodd return (-0x100); 12037332Sjkh } 12047332Sjkh 1205106449Smdodd XDEBUG(sc, 1, "DEBUG: send_cmd: cmd=0x%x nargs=%d", cmd, nargs); 12067332Sjkh 1207106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_RESULT_READY_CLEAR); 1208106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_RPARAM_CLEAR); 12097332Sjkh 12107332Sjkh for (i = 0; i < 100; i++) 1211106449Smdodd if (FSTATUS_BIT(sc, FBIT_WPARAM_READY)) 12127332Sjkh break; 1213106449Smdodd if (!FSTATUS_BIT(sc, FBIT_WPARAM_READY)) { 1214106449Smdodd XDEBUG(sc, 1, "\nwparam timeout\n"); 1215106451Smdodd return (-EIO); 12167332Sjkh } 12178876Srgrimes 12187332Sjkh va_start(ap, nargs); 12197332Sjkh for (i = 0; i < nargs; i++) { 12207332Sjkh c = (u_char)va_arg(ap, int); 1221106449Smdodd SCD_WRITE(sc, OREG_WPARAMS, c); 1222106449Smdodd XDEBUG(sc, 1, ",{0x%x}", c); 12237332Sjkh } 12247332Sjkh va_end(ap); 1225106449Smdodd XDEBUG(sc, 1, "\n"); 12267332Sjkh 1227106449Smdodd SCD_WRITE(sc, OREG_COMMAND, cmd); 12287332Sjkh 1229106449Smdodd rc = waitfor_status_bits(sc, SBIT_RESULT_READY, SBIT_BUSY); 123011872Sphk if (rc) 1231106451Smdodd return (-0x100); 12327332Sjkh 1233106449Smdodd SCD_WRITE(sc, OREG_CONTROL, CBIT_RESULT_READY_CLEAR); 1234106449Smdodd switch ((rc = SCD_READ(sc, IREG_RESULT)) & 0xf0) { 12357332Sjkh case 0x20: 1236106449Smdodd rc = SCD_READ(sc, IREG_RESULT); 1237102412Scharnier /* FALLTHROUGH */ 12387332Sjkh case 0x50: 1239106449Smdodd XDEBUG(sc, 1, "DEBUG: send_cmd: drive_error=0x%x\n", rc); 1240106451Smdodd return (-rc); 12417332Sjkh case 0x00: 12427332Sjkh default: 1243106449Smdodd rc = SCD_READ(sc, IREG_RESULT); 1244106449Smdodd XDEBUG(sc, 1, "DEBUG: send_cmd: result_len=%d\n", rc); 1245106451Smdodd return (rc); 12467332Sjkh } 12477332Sjkh} 12487332Sjkh 12497332Sjkhstatic void 1250106449Smdoddprint_error(struct scd_softc *sc, int errcode) 12517332Sjkh{ 1252106490Smdodd 12537332Sjkh switch (errcode) { 12547332Sjkh case -ERR_CD_NOT_LOADED: 1255106449Smdodd device_printf(sc->dev, "door is open\n"); 12567332Sjkh break; 12577332Sjkh case -ERR_NO_CD_INSIDE: 1258106449Smdodd device_printf(sc->dev, "no cd inside\n"); 12597332Sjkh break; 12607332Sjkh default: 12617332Sjkh if (errcode == -0x100 || errcode > 0) 1262106449Smdodd device_printf(sc->dev, "device timeout\n"); 12637332Sjkh else 1264106449Smdodd device_printf(sc->dev, "unexpected error 0x%x\n", -errcode); 12657332Sjkh break; 12667332Sjkh } 12677332Sjkh} 12687332Sjkh 12697332Sjkh/* Returns 0 or errno value */ 12707332Sjkhstatic int 1271106449Smdoddwaitfor_status_bits(struct scd_softc *sc, int bits_set, int bits_clear) 12727332Sjkh{ 1273106449Smdodd u_int flags = sc->data.flags; 12747332Sjkh u_int max_loop; 12757332Sjkh u_char c = 0; 12767332Sjkh 12777332Sjkh if (flags & SCDPROBING) { 12787332Sjkh max_loop = 0; 12797332Sjkh while (max_loop++ < 1000) { 1280106449Smdodd c = SCD_READ(sc, IREG_STATUS); 12817332Sjkh if (c == 0xff) 1282106451Smdodd return (EIO); 12837332Sjkh if (c & SBIT_ATTENTION) { 1284106449Smdodd process_attention(sc); 12857332Sjkh continue; 12867332Sjkh } 12877332Sjkh if ((c & bits_set) == bits_set && 12887332Sjkh (c & bits_clear) == 0) 12897332Sjkh { 12907332Sjkh break; 12917332Sjkh } 12927332Sjkh DELAY(10000); 12937332Sjkh } 12947332Sjkh } else { 12957332Sjkh max_loop = 100; 12967332Sjkh while (max_loop-- > 0) { 1297106449Smdodd c = SCD_READ(sc, IREG_STATUS); 12987332Sjkh if (c & SBIT_ATTENTION) { 1299106449Smdodd process_attention(sc); 13007332Sjkh continue; 13017332Sjkh } 13027332Sjkh if ((c & bits_set) == bits_set && 13037332Sjkh (c & bits_clear) == 0) 13047332Sjkh { 13057332Sjkh break; 13067332Sjkh } 13077332Sjkh tsleep(waitfor_status_bits, PZERO - 1, "waitfor", hz/10); 13087332Sjkh } 13097332Sjkh } 13107332Sjkh if ((c & bits_set) == bits_set && 13117332Sjkh (c & bits_clear) == 0) 13127332Sjkh { 1313106451Smdodd return (0); 13147332Sjkh } 13157332Sjkh#ifdef SCD_DEBUG 13167332Sjkh if (scd_debuglevel > 0) 1317106449Smdodd device_printf(sc->dev, "DEBUG: waitfor: TIMEOUT (0x%x,(0x%x,0x%x))\n", c, bits_set, bits_clear); 13187332Sjkh else 13197332Sjkh#endif 1320106449Smdodd device_printf(sc->dev, "timeout.\n"); 1321106451Smdodd return (EIO); 13227332Sjkh} 13237332Sjkh 13247332Sjkh/* these two routines for xcdplayer - "borrowed" from mcd.c */ 13257332Sjkhstatic int 1326106449Smdoddscd_toc_header (struct scd_softc *sc, struct ioc_toc_header* th) 13277332Sjkh{ 13287332Sjkh int rc; 13297332Sjkh 1330106490Smdodd if (!(sc->data.flags & SCDTOC) && (rc = read_toc(sc)) != 0) { 1331106449Smdodd print_error(sc, rc); 1332106451Smdodd return (EIO); 13337332Sjkh } 13347332Sjkh 1335106490Smdodd th->starting_track = sc->data.first_track; 1336106490Smdodd th->ending_track = sc->data.last_track; 13377332Sjkh th->len = 0; /* not used */ 13387332Sjkh 1339106451Smdodd return (0); 13407332Sjkh} 13417332Sjkh 13427332Sjkhstatic int 1343106449Smdoddscd_toc_entrys (struct scd_softc *sc, struct ioc_read_toc_entry *te) 13447332Sjkh{ 13457332Sjkh struct cd_toc_entry toc_entry; 13467332Sjkh int rc, i, len = te->data_len; 13477332Sjkh 1348106490Smdodd if (!(sc->data.flags & SCDTOC) && (rc = read_toc(sc)) != 0) { 1349106449Smdodd print_error(sc, rc); 1350106451Smdodd return (EIO); 13517332Sjkh } 13527332Sjkh 13537332Sjkh /* find the toc to copy*/ 13547332Sjkh i = te->starting_track; 13557332Sjkh if (i == SCD_LASTPLUS1) 1356106490Smdodd i = sc->data.last_track + 1; 13578876Srgrimes 13587332Sjkh /* verify starting track */ 1359106490Smdodd if (i < sc->data.first_track || i > sc->data.last_track+1) 1360106451Smdodd return (EINVAL); 13617332Sjkh 13627332Sjkh /* valid length ? */ 13637332Sjkh if (len < sizeof(struct cd_toc_entry) 13647332Sjkh || (len % sizeof(struct cd_toc_entry)) != 0) 1365106451Smdodd return (EINVAL); 13667332Sjkh 13677332Sjkh /* copy the toc data */ 1368106490Smdodd toc_entry.control = sc->data.toc[i].ctl; 13697332Sjkh toc_entry.addr_type = te->address_format; 13707332Sjkh toc_entry.track = i; 13717332Sjkh if (te->address_format == CD_MSF_FORMAT) { 13727332Sjkh toc_entry.addr.msf.unused = 0; 1373106490Smdodd toc_entry.addr.msf.minute = bcd2bin(sc->data.toc[i].start_msf[0]); 1374106490Smdodd toc_entry.addr.msf.second = bcd2bin(sc->data.toc[i].start_msf[1]); 1375106490Smdodd toc_entry.addr.msf.frame = bcd2bin(sc->data.toc[i].start_msf[2]); 13767332Sjkh } 13777332Sjkh 13787332Sjkh /* copy the data back */ 13797332Sjkh if (copyout(&toc_entry, te->data, sizeof(struct cd_toc_entry)) != 0) 1380106451Smdodd return (EFAULT); 13817332Sjkh 1382106451Smdodd return (0); 13837332Sjkh} 13847332Sjkh 138512517Sjulian 138625460Sjoergstatic int 1387106449Smdoddscd_toc_entry (struct scd_softc *sc, struct ioc_read_toc_single_entry *te) 138825460Sjoerg{ 138925460Sjoerg struct cd_toc_entry toc_entry; 139025460Sjoerg int rc, i; 139125460Sjoerg 1392106490Smdodd if (!(sc->data.flags & SCDTOC) && (rc = read_toc(sc)) != 0) { 1393106449Smdodd print_error(sc, rc); 1394106451Smdodd return (EIO); 139525460Sjoerg } 139625460Sjoerg 139725460Sjoerg /* find the toc to copy*/ 139825460Sjoerg i = te->track; 139925460Sjoerg if (i == SCD_LASTPLUS1) 1400106490Smdodd i = sc->data.last_track + 1; 140125460Sjoerg 140225460Sjoerg /* verify starting track */ 1403106490Smdodd if (i < sc->data.first_track || i > sc->data.last_track+1) 1404106451Smdodd return (EINVAL); 140525460Sjoerg 140625460Sjoerg /* copy the toc data */ 1407106490Smdodd toc_entry.control = sc->data.toc[i].ctl; 140825460Sjoerg toc_entry.addr_type = te->address_format; 140925460Sjoerg toc_entry.track = i; 141025460Sjoerg if (te->address_format == CD_MSF_FORMAT) { 141125460Sjoerg toc_entry.addr.msf.unused = 0; 1412106490Smdodd toc_entry.addr.msf.minute = bcd2bin(sc->data.toc[i].start_msf[0]); 1413106490Smdodd toc_entry.addr.msf.second = bcd2bin(sc->data.toc[i].start_msf[1]); 1414106490Smdodd toc_entry.addr.msf.frame = bcd2bin(sc->data.toc[i].start_msf[2]); 141525460Sjoerg } 141625460Sjoerg 141725460Sjoerg /* copy the data back */ 141825460Sjoerg bcopy(&toc_entry, &te->entry, sizeof(struct cd_toc_entry)); 141925460Sjoerg 1420106451Smdodd return (0); 142125460Sjoerg} 1422