diff options
author | sos <sos@FreeBSD.org> | 1998-12-27 13:55:48 +0000 |
---|---|---|
committer | sos <sos@FreeBSD.org> | 1998-12-27 13:55:48 +0000 |
commit | 303c78f8b70b60f2ac90a2895fe607ef57cf355a (patch) | |
tree | 103c5676fcb642f54196bf98258925b7b6e3c3eb /sys/i386 | |
parent | 6c6e9b35144ac0ad6a5f3a025c004080d76caa5b (diff) | |
download | FreeBSD-src-303c78f8b70b60f2ac90a2895fe607ef57cf355a.zip FreeBSD-src-303c78f8b70b60f2ac90a2895fe607ef57cf355a.tar.gz |
Pre 3.0 branch cleanup sos#1: wcd
Superceded by acd driver...
Diffstat (limited to 'sys/i386')
-rw-r--r-- | sys/i386/conf/GENERIC | 4 | ||||
-rw-r--r-- | sys/i386/conf/LINT | 6 | ||||
-rw-r--r-- | sys/i386/conf/NOTES | 6 | ||||
-rw-r--r-- | sys/i386/conf/devices.i386 | 4 | ||||
-rw-r--r-- | sys/i386/conf/files.i386 | 3 | ||||
-rw-r--r-- | sys/i386/conf/majors.i386 | 4 | ||||
-rw-r--r-- | sys/i386/isa/wcd.c | 1400 |
7 files changed, 9 insertions, 1418 deletions
diff --git a/sys/i386/conf/GENERIC b/sys/i386/conf/GENERIC index 5d16fd1..1d2cc2c 100644 --- a/sys/i386/conf/GENERIC +++ b/sys/i386/conf/GENERIC @@ -11,7 +11,7 @@ # device lines is present in the ./LINT configuration file. If you are # in doubt as to the purpose or necessity of a line, check first in LINT. # -# $Id: GENERIC,v 1.138 1998/12/27 13:12:59 phk Exp $ +# $Id: GENERIC,v 1.139 1998/12/27 13:40:55 phk Exp $ machine "i386" cpu "I386_CPU" @@ -70,7 +70,7 @@ disk wd3 at wdc1 drive 1 options ATAPI #Enable ATAPI support for IDE bus options ATAPI_STATIC #Don't do it as an LKM -device wcd0 #IDE CD-ROM +device acd0 #IDE CD-ROM device wfd0 #IDE Floppy (e.g. LS-120) # A single entry for any of these controllers (ncr, ahb, ahc) is diff --git a/sys/i386/conf/LINT b/sys/i386/conf/LINT index 01cd637..2781547 100644 --- a/sys/i386/conf/LINT +++ b/sys/i386/conf/LINT @@ -2,7 +2,7 @@ # LINT -- config file for checking all the sources, tries to pull in # as much of the source tree as it can. # -# $Id: LINT,v 1.516 1998/12/27 13:06:40 phk Exp $ +# $Id: LINT,v 1.517 1998/12/27 13:40:55 phk Exp $ # # NB: You probably don't want to try running a kernel built from this # file. Instead, you should start from GENERIC, and add options from @@ -982,13 +982,9 @@ options ATAPI_STATIC #Don't do it as an LKM # options IDE_DELAY=8000 # Be optimistic about Joe IDE device -# Use either the acd or the wcd device, not both! # IDE CD-ROM & CD-R/RW driver - requires wdc controller and ATAPI option device acd0 -# IDE CD-ROM driver - requires wdc controller and ATAPI option -device wcd0 - # IDE floppy driver - requires wdc controller and ATAPI option device wfd0 diff --git a/sys/i386/conf/NOTES b/sys/i386/conf/NOTES index 01cd637..2781547 100644 --- a/sys/i386/conf/NOTES +++ b/sys/i386/conf/NOTES @@ -2,7 +2,7 @@ # LINT -- config file for checking all the sources, tries to pull in # as much of the source tree as it can. # -# $Id: LINT,v 1.516 1998/12/27 13:06:40 phk Exp $ +# $Id: LINT,v 1.517 1998/12/27 13:40:55 phk Exp $ # # NB: You probably don't want to try running a kernel built from this # file. Instead, you should start from GENERIC, and add options from @@ -982,13 +982,9 @@ options ATAPI_STATIC #Don't do it as an LKM # options IDE_DELAY=8000 # Be optimistic about Joe IDE device -# Use either the acd or the wcd device, not both! # IDE CD-ROM & CD-R/RW driver - requires wdc controller and ATAPI option device acd0 -# IDE CD-ROM driver - requires wdc controller and ATAPI option -device wcd0 - # IDE floppy driver - requires wdc controller and ATAPI option device wfd0 diff --git a/sys/i386/conf/devices.i386 b/sys/i386/conf/devices.i386 index ccba4ec..b8d8664 100644 --- a/sys/i386/conf/devices.i386 +++ b/sys/i386/conf/devices.i386 @@ -1,6 +1,6 @@ # This file tells what major numbers the various possible swap devices have. # -# $Id: devices.i386,v 1.13 1998/02/17 11:33:31 sos Exp $ +# $Id: devices.i386,v 1.14 1998/09/15 10:01:13 gibbs Exp $ # wd 0 wfd 1 @@ -13,5 +13,5 @@ mcd 7 vn 15 scd 16 pcd 17 -wcd 19 +acd 19 wst 24 diff --git a/sys/i386/conf/files.i386 b/sys/i386/conf/files.i386 index 9ce5364..0ef6faa 100644 --- a/sys/i386/conf/files.i386 +++ b/sys/i386/conf/files.i386 @@ -1,7 +1,7 @@ # This file tells config what files go into building a kernel, # files marked standard are always included. # -# $Id: files.i386,v 1.211 1998/12/27 13:06:41 phk Exp $ +# $Id: files.i386,v 1.212 1998/12/27 13:40:56 phk Exp $ # # The long compile-with and dependency lines are required because of # limitations in config: backslash-newline doesn't work in strings, and @@ -239,7 +239,6 @@ i386/isa/wd.c optional wdc device-driver i386/isa/wd.c optional wd device-driver i386/isa/atapi.c optional atapi device-driver i386/isa/atapi-cd.c optional acd device-driver -i386/isa/wcd.c optional wcd device-driver i386/isa/wfd.c optional wfd device-driver i386/isa/wst.c optional wst device-driver i386/isa/wt.c optional wt device-driver diff --git a/sys/i386/conf/majors.i386 b/sys/i386/conf/majors.i386 index 963257b..53781ab 100644 --- a/sys/i386/conf/majors.i386 +++ b/sys/i386/conf/majors.i386 @@ -1,4 +1,4 @@ -$Id: majors.i386,v 1.54 1998/12/02 21:26:11 jkh Exp $ +$Id: majors.i386,v 1.55 1998/12/03 08:32:49 jkh Exp $ Hopefully, this list will one day be obsoleted by DEVFS, but for now this is the current allocation of device major numbers. @@ -32,7 +32,7 @@ blkdev name comments 16 scd Sony CDROM interface 17 matcd Matsushita/Panasonic/Creative(SB) CDROM interface 18 ata "device independent" ATA/IDE driver -19 wcdb ATAPI CDROM client of "ata" +19 acdb ATAPI CDROM client of "ata" 21 ccd concatenated disk 22 gd Geometry disk. 24 wstb ATAPI tape client of "ata" diff --git a/sys/i386/isa/wcd.c b/sys/i386/isa/wcd.c deleted file mode 100644 index 3f4081f..0000000 --- a/sys/i386/isa/wcd.c +++ /dev/null @@ -1,1400 +0,0 @@ -/* - * IDE CD-ROM driver for FreeBSD. - * Supports ATAPI-compatible drives. - * - * Copyright (C) 1995 Cronyx Ltd. - * Author Serge Vakulenko, <vak@cronyx.ru> - * - * This software is distributed with NO WARRANTIES, not even the implied - * warranties for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. - * - * Authors grant any other persons or organisations permission to use - * or modify this software as long as this message is kept with the software, - * all derivative works or modified versions. - * - * From: Version 1.9, Mon Oct 9 20:27:42 MSK 1995 - * $Id: wcd.c,v 1.61 1998/12/13 23:30:15 steve Exp $ - */ - -#include "wdc.h" -#include "wcd.h" -#include "opt_atapi.h" -#include "opt_devfs.h" - -#if NWCD > 0 && NWDC > 0 && defined (ATAPI) - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/kernel.h> -#include <sys/proc.h> -#include <sys/malloc.h> -#include <sys/buf.h> -#include <sys/devicestat.h> -#include <sys/disklabel.h> -#include <sys/cdio.h> -#include <sys/conf.h> -#include <sys/stat.h> -#ifdef DEVFS -#include <sys/devfsext.h> -#endif /*DEVFS*/ - -#include <i386/isa/atapi.h> - -static d_open_t wcdopen; -static d_read_t wcdread; -static d_close_t wcdclose; -static d_ioctl_t wcdioctl; -static d_strategy_t wcdstrategy; - -#define CDEV_MAJOR 69 -#define BDEV_MAJOR 19 -static struct cdevsw wcd_cdevsw = - { wcdopen, wcdclose, wcdread, nowrite, /*69*/ - wcdioctl, nostop, nullreset, nodevtotty,/* atapi */ - seltrue, nommap, wcdstrategy, "wcd", - NULL, -1, nodump, nopsize, - D_DISK, 0, -1 }; - -#ifndef ATAPI_STATIC -static -#endif -int wcdattach(struct atapi*, int, struct atapi_params*, int); - -#define NUNIT 16 /* Max. number of devices */ -#define SECSIZE 2048 /* CD-ROM sector size in bytes */ - -#define F_BOPEN 0x0001 /* The block device is opened */ -#define F_MEDIA_CHANGED 0x0002 /* The media have changed since open */ -#define F_DEBUG 0x0004 /* Print debug info */ -#define F_LOCKED 0x0008 /* This unit is locked (or should be) */ - -/* - * Disc table of contents. - */ -#define MAXTRK 99 -struct toc { - struct ioc_toc_header hdr; - struct cd_toc_entry tab[MAXTRK+1]; /* One extra for the leadout */ -}; - -/* - * Volume size info. - */ -struct volinfo { - u_long volsize; /* Volume size in blocks */ - u_long blksize; /* Block size in bytes */ -}; - -/* - * Current subchannel status. - */ -struct subchan { - u_char void0; - u_char audio_status; - u_short data_length; - u_char data_format; - u_char control; - u_char track; - u_char indx; - u_long abslba; - u_long rellba; -}; - -/* - * Audio Control Parameters Page - */ -struct audiopage { - /* Mode data header */ - u_short data_length; - u_char medium_type; - u_char reserved1[5]; - - /* Audio control page */ - u_char page_code; -#define AUDIO_PAGE 0x0e -#define AUDIO_PAGE_MASK 0x4e /* changeable values */ - u_char param_len; - u_char flags; -#define CD_PA_SOTC 0x02 /* mandatory */ -#define CD_PA_IMMED 0x04 /* always 1 */ - u_char reserved3[3]; - u_short lb_per_sec; - struct port_control { - u_char channels : 4; -#define CHANNEL_0 1 /* mandatory */ -#define CHANNEL_1 2 /* mandatory */ -#define CHANNEL_2 4 /* optional */ -#define CHANNEL_3 8 /* optional */ - u_char volume; - } port[4]; -}; - -/* - * CD-ROM Capabilities and Mechanical Status Page - */ -struct cappage { - /* Mode data header */ - u_short data_length; - u_char medium_type; -#define MDT_UNKNOWN 0x00 -#define MDT_DATA_120 0x01 -#define MDT_AUDIO_120 0x02 -#define MDT_COMB_120 0x03 -#define MDT_PHOTO_120 0x04 -#define MDT_DATA_80 0x05 -#define MDT_AUDIO_80 0x06 -#define MDT_COMB_80 0x07 -#define MDT_PHOTO_80 0x08 -#define MDT_NO_DISC 0x70 -#define MDT_DOOR_OPEN 0x71 -#define MDT_FMT_ERROR 0x72 - u_char reserved1[5]; - - /* Capabilities page */ - u_char page_code; -#define CAP_PAGE 0x2a - u_char param_len; - u_char reserved2[2]; - - u_int audio_play : 1; /* audio play supported */ - u_int composite : 1; /* composite audio/video supported */ - u_int dport1 : 1; /* digital audio on port 1 */ - u_int dport2 : 1; /* digital audio on port 2 */ - u_int mode2_form1 : 1; /* mode 2 form 1 (XA) read */ - u_int mode2_form2 : 1; /* mode 2 form 2 format */ - u_int multisession : 1; /* multi-session photo-CD */ - u_int : 1; - u_int cd_da : 1; /* audio-CD read supported */ - u_int cd_da_stream : 1; /* CD-DA streaming */ - u_int rw : 1; /* combined R-W subchannels */ - u_int rw_corr : 1; /* R-W subchannel data corrected */ - u_int c2 : 1; /* C2 error pointers supported */ - u_int isrc : 1; /* can return the ISRC info */ - u_int upc : 1; /* can return the catalog number UPC */ - u_int : 1; - u_int lock : 1; /* could be locked */ - u_int locked : 1; /* current lock state */ - u_int prevent : 1; /* prevent jumper installed */ - u_int eject : 1; /* can eject */ - u_int : 1; - u_int mech : 3; /* loading mechanism type */ -#define MECH_CADDY 0 -#define MECH_TRAY 1 -#define MECH_POPUP 2 -#define MECH_CHANGER 4 -#define MECH_CARTRIDGE 5 - u_int sep_vol : 1; /* independent volume of channels */ - u_int sep_mute : 1; /* independent mute of channels */ - u_int : 6; - - u_short max_speed; /* max raw data rate in bytes/1000 */ - u_short max_vol_levels; /* number of discrete volume levels */ - u_short buf_size; /* internal buffer size in bytes/1024 */ - u_short cur_speed; /* current data rate in bytes/1000 */ - - /* Digital drive output format description (optional?) */ - u_char reserved3; - u_int bckf : 1; /* data valid on failing edge of BCK */ - u_int rch : 1; /* high LRCK indicates left channel */ - u_int lsbf : 1; /* set if LSB first */ - u_int dlen: 2; -#define DLEN_32 0 /* 32 BCKs */ -#define DLEN_16 1 /* 16 BCKs */ -#define DLEN_24 2 /* 24 BCKs */ -#define DLEN_24_I2S 3 /* 24 BCKs (I2S) */ - u_int : 3; - u_char reserved4[2]; -}; - -/* - * CDROM changer mechanism status structure - */ -struct changer { - u_int current_slot : 5; /* active changer slot */ - u_int mech_state : 2; /* current changer state */ -#define CH_READY 0 -#define CH_LOADING 1 -#define CH_UNLOADING 2 -#define CH_INITIALIZING 3 - u_int fault : 1; /* fault in last operation */ - u_int reserved0 : 5; - u_int cd_state : 3; /* current mechanism state */ -#define CD_IDLE 0 -#define CD_AUDIO_ACTIVE 1 -#define CD_AUDIO_SCAN 2 -#define CD_HOST_ACTIVE 3 -#define CD_NO_STATE 7 - u_char current_lba[3]; /* current LBA */ - u_char slots; /* number of available slots */ - u_short table_length; /* slot table length */ - struct { - u_int changed : 1; /* media has changed in this slot */ - u_int unused : 6; - u_int present : 1; /* slot has a CD present */ - u_char reserved0; - u_char reserved1; - u_char reserved2; - } slot[32]; -}; - -struct wcd { - struct atapi *ata; /* Controller structure */ - int unit; /* IDE bus drive unit */ - int lun; /* Logical device unit */ - int flags; /* Device state flags */ - int refcnt; /* The number of raw opens */ - struct buf_queue_head buf_queue;/* Queue of i/o requests */ - struct atapi_params *param; /* Drive parameters table */ - struct toc toc; /* Table of disc contents */ - struct volinfo info; /* Volume size info */ - struct audiopage au; /* Audio page info */ - struct cappage cap; /* Capabilities page info */ - struct audiopage aumask; /* Audio page mask */ - struct subchan subchan; /* Subchannel info */ - char description[80]; /* Device description */ - struct changer *changer_info; /* changer info */ - int slot; /* this lun's slot number */ - struct devstat device_stats; /* devstat parameters */ -#ifdef DEVFS - void *ra_devfs_token; - void *rc_devfs_token; - void *a_devfs_token; - void *c_devfs_token; -#endif -}; - -static struct wcd *wcdtab[NUNIT]; /* Drive info by unit number */ -static int wcdnlun = 0; /* Number of configured drives */ - -static struct wcd *wcd_init_lun(struct atapi *ata, int unit, - struct atapi_params *ap, int lun); -static void wcd_start (struct wcd *t); -static void wcd_done (struct wcd *t, struct buf *bp, int resid, - struct atapires result); -static void wcd_error (struct wcd *t, struct atapires result); -static int wcd_read_toc (struct wcd *t); -static int wcd_request_wait (struct wcd *t, u_char cmd, u_char a1, u_char a2, - u_char a3, u_char a4, u_char a5, u_char a6, u_char a7, u_char a8, - u_char a9, char *addr, int count); -static void wcd_describe (struct wcd *t); -static int wcd_setchan (struct wcd *t, - u_char c0, u_char c1, u_char c2, u_char c3); -static int wcd_eject (struct wcd *t, int closeit); -static void wcd_select_slot(struct wcd *cdp); - -/* - * Dump the array in hexadecimal format for debugging purposes. - */ -static void wcd_dump (int lun, char *label, void *data, int len) -{ - u_char *p = data; - - printf ("wcd%d: %s %x", lun, label, *p++); - while (--len > 0) - printf ("-%x", *p++); - printf ("\n"); -} - -struct wcd * -wcd_init_lun(struct atapi *ata, int unit, struct atapi_params *ap, int lun) -{ - struct wcd *ptr; - ptr = malloc(sizeof(struct wcd), M_TEMP, M_NOWAIT); - if (!ptr) - return NULL; - bzero(ptr, sizeof(struct wcd)); - bufq_init(&ptr->buf_queue); - ptr->ata = ata; - ptr->unit = unit; - ptr->lun = lun; - ptr->param = ap; - ptr->flags = F_MEDIA_CHANGED; - ptr->refcnt = 0; - ptr->slot = -1; - ptr->changer_info = NULL; -#ifdef DEVFS - ptr->ra_devfs_token = - devfs_add_devswf(&wcd_cdevsw, dkmakeminor(lun, 0, 0), - DV_CHR, UID_ROOT, GID_OPERATOR, 0640, - "rwcd%da", lun); - ptr->rc_devfs_token = - devfs_add_devswf(&wcd_cdevsw, dkmakeminor(lun, 0, RAW_PART), - DV_CHR, UID_ROOT, GID_OPERATOR, 0640, - "rwcd%dc", lun); - ptr->a_devfs_token = - devfs_add_devswf(&wcd_cdevsw, dkmakeminor(lun, 0, 0), - DV_BLK, UID_ROOT, GID_OPERATOR, 0640, - "wcd%da", lun); - ptr->c_devfs_token = - devfs_add_devswf(&wcd_cdevsw, dkmakeminor(lun, 0, RAW_PART), - DV_BLK, UID_ROOT, GID_OPERATOR, 0640, - "wcd%dc", lun); -#endif - /* - * Export the unit to the devstat interface. - */ - devstat_add_entry(&ptr->device_stats, "wcd", - lun, SECSIZE, - DEVSTAT_NO_ORDERED_TAGS, - DEVSTAT_TYPE_CDROM | DEVSTAT_TYPE_IF_IDE); - return ptr; -} - -#ifndef ATAPI_STATIC -static -#endif -int -wcdattach (struct atapi *ata, int unit, struct atapi_params *ap, int debug) -{ - struct wcd *cdp; - struct atapires result; - struct changer *chp; - int i; - - if (wcdnlun >= NUNIT) { - printf ("wcd: too many units\n"); - return (0); - } - if (!atapi_request_immediate) { - printf("wcd: configuration error, ATAPI core code not present!\n"); - printf("wcd: check `options ATAPI_STATIC' in your kernel config file!\n"); - return (0); - } - if ((cdp = wcd_init_lun(ata, unit, ap, wcdnlun)) == NULL) { - printf("wcd: out of memory\n"); - return 0; - } - wcdtab[wcdnlun] = cdp; - - if (debug) { - cdp->flags |= F_DEBUG; - /* Print params. */ - wcd_dump (cdp->lun, "info", ap, sizeof *ap); - } - - /* Get drive capabilities. */ - result = atapi_request_immediate (ata, unit, ATAPI_MODE_SENSE, - 0, CAP_PAGE, 0, 0, 0, 0, sizeof (cdp->cap) >> 8, sizeof (cdp->cap), - 0, 0, 0, 0, 0, 0, 0, (char*) &cdp->cap, sizeof (cdp->cap)); - - /* Do it twice to avoid the stale media changed state. */ - if (result.code == RES_ERR && - (result.error & AER_SKEY) == AER_SK_UNIT_ATTENTION) - result = atapi_request_immediate (ata, unit, ATAPI_MODE_SENSE, - 0, CAP_PAGE, 0, 0, 0, 0, sizeof (cdp->cap) >> 8, - sizeof (cdp->cap), 0, 0, 0, 0, 0, 0, 0, - (char*) &cdp->cap, sizeof (cdp->cap)); - - /* Some drives have shorter capabilities page. */ - if (result.code == RES_UNDERRUN) - result.code = 0; - - if (result.code == 0) { - wcd_describe (cdp); - if (cdp->flags & F_DEBUG) - wcd_dump (cdp->lun, "cap", &cdp->cap, sizeof(cdp->cap)); - } - - /* If this is a changer device, allocate the neeeded lun's */ - if (cdp->cap.mech == MECH_CHANGER) { - chp = malloc(sizeof(struct changer), M_TEMP, M_NOWAIT); - if (chp == NULL) { - printf("wcd: out of memory\n"); - return 0; - } - bzero(chp, sizeof(struct changer)); - result = atapi_request_immediate(ata, unit, ATAPI_MECH_STATUS, - 0, 0, 0, 0, 0, 0, 0, - sizeof(struct changer)> 8, sizeof(struct changer), - 0, 0, 0, 0, 0, 0, - (char*) chp, sizeof(struct changer)); - if (cdp->flags & F_DEBUG) { - printf("result.code=%d curr=%02x slots=%d len=%d\n", - result.code, chp->current_slot, chp->slots, - htons(chp->table_length)); - } - if (result.code == RES_UNDERRUN) - result.code = 0; - if (result.code == 0) { - chp->table_length = htons(chp->table_length); - for (i=0; i<chp->slots && wcdnlun<NUNIT; i++) { - if (i>0) { - cdp = wcd_init_lun(ata,unit,ap,wcdnlun); - if (cdp == NULL) { - printf("wcd: out of memory\n"); - return 0; - } - } - cdp->slot = i; - cdp->changer_info = chp; - printf("wcd%d: changer slot %d %s\n", - wcdnlun, - i, (chp->slot[i].present ? - "disk present" : "no disk")); - wcdtab[wcdnlun++] = cdp; - } - if (wcdnlun >= NUNIT) { - printf ("wcd: too many units\n"); - return (0); - } - } - } - else - wcdnlun++; - return (1); -} - -void wcd_describe (struct wcd *t) -{ - char *m; - - t->cap.max_speed = ntohs (t->cap.max_speed); - t->cap.max_vol_levels = ntohs (t->cap.max_vol_levels); - t->cap.buf_size = ntohs (t->cap.buf_size); - t->cap.cur_speed = ntohs (t->cap.cur_speed); - - printf ("wcd%d: ", t->lun); - if (t->cap.cur_speed != t->cap.max_speed) - printf ("%d/", t->cap.cur_speed * 1000 / 1024); - printf ("%dKB/sec", t->cap.max_speed * 1000 / 1024); - if (t->cap.buf_size) - printf (", %dKB cache", t->cap.buf_size); - - if (t->cap.audio_play) - printf (", audio play"); - if (t->cap.max_vol_levels) - printf (", %d volume levels", t->cap.max_vol_levels); - - switch (t->cap.mech) { - default: m = 0; break; - case MECH_CADDY: m = "caddy"; break; - case MECH_TRAY: m = "tray"; break; - case MECH_POPUP: m = "popup"; break; - case MECH_CHANGER: m = "changer"; break; - case MECH_CARTRIDGE: m = "cartridge"; break; - } - if (m) - printf (", %s%s", t->cap.eject ? "ejectable " : "", m); - else if (t->cap.eject) - printf (", eject"); - printf ("\n"); - - if (t->cap.mech != MECH_CHANGER) { - printf ("wcd%d: ", t->lun); - switch (t->cap.medium_type) { - case MDT_UNKNOWN: - printf ("medium type unknown"); break; - case MDT_DATA_120: - printf ("120mm data disc loaded"); break; - case MDT_AUDIO_120: - printf ("120mm audio disc loaded"); break; - case MDT_COMB_120: - printf ("120mm data/audio disc loaded"); break; - case MDT_PHOTO_120: - printf ("120mm photo disc loaded"); break; - case MDT_DATA_80: - printf ("80mm data disc loaded"); break; - case MDT_AUDIO_80: - printf ("80mm audio disc loaded"); break; - case MDT_COMB_80: - printf ("80mm data/audio disc loaded"); break; - case MDT_PHOTO_80: - printf ("80mm photo disc loaded"); break; - case MDT_NO_DISC: - printf ("no disc inside"); break; - case MDT_DOOR_OPEN: - printf ("door open"); break; - case MDT_FMT_ERROR: - printf ("medium format error"); break; - default: - printf ("medium type=0x%x", t->cap.medium_type); break; - } - } - if (t->cap.lock) - printf (t->cap.locked ? ", locked" : ", unlocked"); - if (t->cap.prevent) - printf (", lock protected"); - printf ("\n"); -} - -static int -wcdopen (dev_t dev, int flags, int fmt, struct proc *p) -{ - int lun = dkunit(dev); - struct wcd *t; - - /* Check device number is legal and ATAPI driver is loaded. */ - if (lun >= wcdnlun || ! atapi_request_immediate) - return (ENXIO); - t = wcdtab[lun]; - /* On the first open, read the table of contents. */ - if (! (t->flags & F_BOPEN) && ! t->refcnt) { - /* Read table of contents. */ - if (wcd_read_toc (t) != 0) - return (EIO); - - /* Lock the media. */ - wcd_request_wait (t, ATAPI_PREVENT_ALLOW, - 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0); - t->flags |= F_LOCKED; - } - if (fmt == S_IFCHR) - ++t->refcnt; - else - t->flags |= F_BOPEN; - return (0); -} - -/* - * Close the device. Only called if we are the LAST - * occurence of an open device. - */ -static int -wcdclose (dev_t dev, int flags, int fmt, struct proc *p) -{ - int lun = dkunit(dev); - struct wcd *t = wcdtab[lun]; - - if (fmt == S_IFBLK) { - /* If we were the last open of the entire device, release it. */ - if (! t->refcnt) - wcd_request_wait (t, ATAPI_PREVENT_ALLOW, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); - t->flags &= ~(F_BOPEN|F_LOCKED); - } else { - /* If we were the last open of the entire device, release it. */ - if (! (t->flags & F_BOPEN) && t->refcnt == 1) - wcd_request_wait (t, ATAPI_PREVENT_ALLOW, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); - t->flags &= ~F_LOCKED; - --t->refcnt; - } - return (0); -} - -static int -wcdread(dev_t dev, struct uio *uio, int ioflag) -{ - return (physio(wcdstrategy, NULL, dev, 1, minphys, uio)); -} - -/* - * Actually translate the requested transfer into one the physical driver can - * understand. The transfer is described by a buf and will include only one - * physical transfer. - */ -void wcdstrategy (struct buf *bp) -{ - int lun = dkunit(bp->b_dev); - struct wcd *t = wcdtab[lun]; - int x; - - /* Can't ever write to a CD. */ - if (! (bp->b_flags & B_READ)) { - bp->b_error = EROFS; - bp->b_flags |= B_ERROR; - biodone (bp); - return; - } - - /* If it's a null transfer, return immediatly. */ - if (bp->b_bcount == 0) { - bp->b_resid = 0; - biodone (bp); - return; - } - - /* Process transfer request. */ - bp->b_pblkno = bp->b_blkno; - bp->b_resid = bp->b_bcount; - x = splbio(); - - /* Place it in the queue of disk activities for this disk. */ - bufqdisksort (&t->buf_queue, bp); - - /* Tell the device to get going on the transfer if it's - * not doing anything, otherwise just wait for completion. */ - wcd_start (t); - splx(x); -} - -/* - * Look to see if there is a buf waiting for the device - * and that the device is not already busy. If both are true, - * It dequeues the buf and creates an ATAPI command to perform the - * transfer in the buf. - * The bufs are queued by the strategy routine (wcdstrategy). - * Must be called at the correct (splbio) level. - */ -static void wcd_start (struct wcd *t) -{ - struct buf *bp = bufq_first(&t->buf_queue); - u_long blkno, nblk; - - /* See if there is a buf to do and we are not already doing one. */ - if (! bp) - return; - - /* Unqueue the request. */ - bufq_remove(&t->buf_queue, bp); - - /* Should reject all queued entries if media have changed. */ - if (t->flags & F_MEDIA_CHANGED) { - bp->b_error = EIO; - bp->b_flags |= B_ERROR; - biodone (bp); - return; - } - - /* Tell devstat we are starting on the transaction */ - devstat_start_transaction(&t->device_stats); - - wcd_select_slot(t); - - /* We have a buf, now we should make a command - * First, translate the block to absolute and put it in terms of the - * logical blocksize of the device. - * What if something asks for 512 bytes not on a 2k boundary? */ - blkno = bp->b_blkno / (SECSIZE / 512); - nblk = (bp->b_bcount + (SECSIZE - 1)) / SECSIZE; - - atapi_request_callback (t->ata, t->unit, ATAPI_READ_BIG, 0, - blkno>>24, blkno>>16, blkno>>8, blkno, 0, nblk>>8, nblk, 0, 0, - 0, 0, 0, 0, 0, (u_char*) bp->b_data, bp->b_bcount, - wcd_done, t, bp); -} - -static void wcd_done (struct wcd *t, struct buf *bp, int resid, - struct atapires result) -{ - if (result.code) { - wcd_error (t, result); - bp->b_error = EIO; - bp->b_flags |= B_ERROR; - } else - bp->b_resid = resid; - - /* Tell devstat we have finished with the transaction */ - devstat_end_transaction(&t->device_stats, - bp->b_bcount - bp->b_resid, - DEVSTAT_TAG_NONE, - (bp->b_flags & B_READ) ? DEVSTAT_READ : DEVSTAT_WRITE); - biodone (bp); - wcd_start (t); -} - -static void wcd_error (struct wcd *t, struct atapires result) -{ - if (result.code != RES_ERR) - return; - switch (result.error & AER_SKEY) { - case AER_SK_NOT_READY: - if (result.error & ~AER_SKEY) { - /* Audio disc. */ - printf ("wcd%d: cannot read audio disc\n", t->lun); - t->flags &= ~F_LOCKED; - return; - } - /* Tray open. */ - if (! (t->flags & F_MEDIA_CHANGED)) - printf ("wcd%d: tray open\n", t->lun); - t->flags |= F_MEDIA_CHANGED; - return; - - case AER_SK_UNIT_ATTENTION: - /* Media changed. */ - if (! (t->flags & F_MEDIA_CHANGED)) - printf ("wcd%d: media changed\n", t->lun); - t->flags |= F_MEDIA_CHANGED; - return; - - case AER_SK_ILLEGAL_REQUEST: - /* Unknown command or invalid command arguments. */ - if (t->flags & F_DEBUG) - printf ("wcd%d: invalid command\n", t->lun); - return; - } - printf ("wcd%d: i/o error, status=%b, error=%b\n", t->lun, - result.status, ARS_BITS, result.error, AER_BITS); -} - -static int wcd_request_wait (struct wcd *t, u_char cmd, u_char a1, u_char a2, - u_char a3, u_char a4, u_char a5, u_char a6, u_char a7, u_char a8, - u_char a9, char *addr, int count) -{ - struct atapires result; - - result = atapi_request_wait (t->ata, t->unit, cmd, - a1, a2, a3, a4, a5, a6, a7, a8, a9, 0, 0, 0, 0, 0, 0, - addr, count); - if (result.code) { - wcd_error (t, result); - return (EIO); - } - return (0); -} - -static __inline void lba2msf (int lba, u_char *m, u_char *s, u_char *f) -{ - lba += 150; /* offset of first logical frame */ - lba &= 0xffffff; /* negative lbas use only 24 bits */ - *m = lba / (60 * 75); - lba %= (60 * 75); - *s = lba / 75; - *f = lba % 75; -} - -/* - * Perform special action on behalf of the user. - * Knows about the internals of this device - */ -int wcdioctl (dev_t dev, u_long cmd, caddr_t addr, int flag, struct proc *p) -{ - int lun = dkunit(dev); - struct wcd *t = wcdtab[lun]; - int error = 0; - - if (t->flags & F_MEDIA_CHANGED) - switch (cmd) { - case CDIOCSETDEBUG: - case CDIOCCLRDEBUG: - case CDIOCRESET: - /* These ops are media change transparent. */ - break; - default: - /* Read table of contents. */ - wcd_read_toc (t); - - /* Lock the media. */ - wcd_request_wait (t, ATAPI_PREVENT_ALLOW, - 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0); - t->flags |= F_LOCKED; - break; - } - switch (cmd) { - default: - return (ENOTTY); - - case CDIOCSETDEBUG: - if (p->p_cred->pc_ucred->cr_uid) - return (EPERM); - t->flags |= F_DEBUG; - atapi_debug (t->ata, 1); - return 0; - - case CDIOCCLRDEBUG: - if (p->p_cred->pc_ucred->cr_uid) - return (EPERM); - t->flags &= ~F_DEBUG; - atapi_debug (t->ata, 0); - return 0; - - case CDIOCRESUME: - return wcd_request_wait (t, ATAPI_PAUSE, - 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0); - - case CDIOCPAUSE: - return wcd_request_wait (t, ATAPI_PAUSE, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); - - case CDIOCSTART: - return wcd_request_wait (t, ATAPI_START_STOP, - 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0); - - case CDIOCSTOP: - return wcd_request_wait (t, ATAPI_START_STOP, - 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); - - case CDIOCALLOW: - wcd_select_slot(t); - t->flags &= ~F_LOCKED; - return wcd_request_wait (t, ATAPI_PREVENT_ALLOW, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); - - case CDIOCPREVENT: - wcd_select_slot(t); - t->flags |= F_LOCKED; - return wcd_request_wait (t, ATAPI_PREVENT_ALLOW, - 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0); - - case CDIOCRESET: - if (p->p_cred->pc_ucred->cr_uid) - return (EPERM); - return wcd_request_wait (t, ATAPI_TEST_UNIT_READY, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); - - case CDIOCEJECT: - /* Don't allow eject if the device is opened - * by somebody (not us) in block mode. */ - if ((t->flags & F_BOPEN) && t->refcnt) - return (EBUSY); - return wcd_eject (t, 0); - - case CDIOCCLOSE: - if ((t->flags & F_BOPEN) && t->refcnt) - return (0); - return wcd_eject (t, 1); - - case CDIOREADTOCHEADER: - if (! t->toc.hdr.ending_track) - return (EIO); - bcopy (&t->toc.hdr, addr, sizeof t->toc.hdr); - break; - - case CDIOREADTOCENTRYS: { - struct ioc_read_toc_entry *te = - (struct ioc_read_toc_entry*) addr; - struct toc *toc = &t->toc; - struct toc buf; - u_long len; - u_char starting_track = te->starting_track; - - if (! t->toc.hdr.ending_track) - return (EIO); - - if ( te->data_len < sizeof(toc->tab[0]) - || (te->data_len % sizeof(toc->tab[0])) != 0 - || te->address_format != CD_MSF_FORMAT - && te->address_format != CD_LBA_FORMAT - ) - return EINVAL; - - if (starting_track == 0) - starting_track = toc->hdr.starting_track; - else if (starting_track == 170) /* Handle leadout request */ - starting_track = toc->hdr.ending_track + 1; - else if (starting_track < toc->hdr.starting_track || - starting_track > toc->hdr.ending_track + 1) - return (EINVAL); - - len = ((toc->hdr.ending_track + 1 - starting_track) + 1) * - sizeof(toc->tab[0]); - if (te->data_len < len) - len = te->data_len; - if (len > sizeof(toc->tab)) - return EINVAL; - - /* Convert to MSF format, if needed. */ - if (te->address_format == CD_MSF_FORMAT) { - struct cd_toc_entry *e; - - buf = t->toc; - toc = &buf; - e = toc->tab + (toc->hdr.ending_track + 1 - - toc->hdr.starting_track) + 1; - while (--e >= toc->tab) - lba2msf (ntohl(e->addr.lba), &e->addr.msf.minute, - &e->addr.msf.second, &e->addr.msf.frame); - } - return copyout (toc->tab + starting_track - - toc->hdr.starting_track, te->data, len); - } - case CDIOREADTOCENTRY: { - struct ioc_read_toc_single_entry *te = - (struct ioc_read_toc_single_entry*) addr; - struct toc *toc = &t->toc; - struct toc buf; - u_char track = te->track; - - if (! t->toc.hdr.ending_track) - return (EIO); - - if (te->address_format != CD_MSF_FORMAT - && te->address_format != CD_LBA_FORMAT) - return EINVAL; - - if (track == 0) - track = toc->hdr.starting_track; - else if (track == 170) /* Handle leadout request */ - track = toc->hdr.ending_track + 1; - else if (track < toc->hdr.starting_track || - track > toc->hdr.ending_track + 1) - return (EINVAL); - - /* Convert to MSF format, if needed. */ - if (te->address_format == CD_MSF_FORMAT) { - struct cd_toc_entry *e; - - buf = t->toc; - toc = &buf; - e = toc->tab + (track - toc->hdr.starting_track); - lba2msf (ntohl(e->addr.lba), &e->addr.msf.minute, - &e->addr.msf.second, &e->addr.msf.frame); - } - bcopy(toc->tab + track - toc->hdr.starting_track, - &te->entry, sizeof(struct cd_toc_entry)); - } - case CDIOCREADSUBCHANNEL: { - struct ioc_read_subchannel *args = - (struct ioc_read_subchannel*) addr; - struct cd_sub_channel_info data; - u_long len = args->data_len; - int abslba, rellba; - - if (len > sizeof(data) || - len < sizeof(struct cd_sub_channel_header)) - return (EINVAL); - - if (wcd_request_wait (t, ATAPI_READ_SUBCHANNEL, 0, 0x40, 1, 0, - 0, 0, sizeof (t->subchan) >> 8, sizeof (t->subchan), - 0, (char*)&t->subchan, sizeof (t->subchan)) != 0) - return (EIO); - if (t->flags & F_DEBUG) - wcd_dump (t->lun, "subchan", &t->subchan, sizeof t->subchan); - - abslba = t->subchan.abslba; - rellba = t->subchan.rellba; - if (args->address_format == CD_MSF_FORMAT) { - lba2msf (ntohl(abslba), - &data.what.position.absaddr.msf.minute, - &data.what.position.absaddr.msf.second, - &data.what.position.absaddr.msf.frame); - lba2msf (ntohl(rellba), - &data.what.position.reladdr.msf.minute, - &data.what.position.reladdr.msf.second, - &data.what.position.reladdr.msf.frame); - } else { - data.what.position.absaddr.lba = abslba; - data.what.position.reladdr.lba = rellba; - } - data.header.audio_status = t->subchan.audio_status; - data.what.position.control = t->subchan.control & 0xf; - data.what.position.addr_type = t->subchan.control >> 4; - data.what.position.track_number = t->subchan.track; - data.what.position.index_number = t->subchan.indx; - - return copyout (&data, args->data, len); - } - case CDIOCPLAYMSF: { - struct ioc_play_msf *args = (struct ioc_play_msf*) addr; - - return wcd_request_wait (t, ATAPI_PLAY_MSF, 0, 0, - args->start_m, args->start_s, args->start_f, - args->end_m, args->end_s, args->end_f, 0, 0, 0); - } - case CDIOCPLAYBLOCKS: { - struct ioc_play_blocks *args = (struct ioc_play_blocks*) addr; - - return wcd_request_wait (t, ATAPI_PLAY_BIG, 0, - args->blk >> 24 & 0xff, args->blk >> 16 & 0xff, - args->blk >> 8 & 0xff, args->blk & 0xff, - args->len >> 24 & 0xff, args->len >> 16 & 0xff, - args->len >> 8 & 0xff, args->len & 0xff, 0, 0); - } - case CDIOCPLAYTRACKS: { - struct ioc_play_track *args = (struct ioc_play_track*) addr; - u_long start, len; - int t1, t2; - - if (! t->toc.hdr.ending_track) - return (EIO); - - /* Ignore index fields, - * play from start_track to end_track inclusive. */ - if (args->end_track < t->toc.hdr.ending_track+1) - ++args->end_track; - if (args->end_track > t->toc.hdr.ending_track+1) - args->end_track = t->toc.hdr.ending_track+1; - t1 = args->start_track - t->toc.hdr.starting_track; - t2 = args->end_track - t->toc.hdr.starting_track; - if (t1 < 0 || t2 < 0) - return (EINVAL); - start = ntohl(t->toc.tab[t1].addr.lba); - len = ntohl(t->toc.tab[t2].addr.lba) - start; - - return wcd_request_wait (t, ATAPI_PLAY_BIG, 0, - start >> 24 & 0xff, start >> 16 & 0xff, - start >> 8 & 0xff, start & 0xff, - len >> 24 & 0xff, len >> 16 & 0xff, - len >> 8 & 0xff, len & 0xff, 0, 0); - } - case CDIOCGETVOL: { - struct ioc_vol *arg = (struct ioc_vol*) addr; - - error = wcd_request_wait (t, ATAPI_MODE_SENSE, 0, AUDIO_PAGE, - 0, 0, 0, 0, sizeof (t->au) >> 8, sizeof (t->au), 0, - (char*) &t->au, sizeof (t->au)); - if (error) - return (error); - if (t->flags & F_DEBUG) - wcd_dump (t->lun, "au", &t->au, sizeof t->au); - if (t->au.page_code != AUDIO_PAGE) - return (EIO); - arg->vol[0] = t->au.port[0].volume; - arg->vol[1] = t->au.port[1].volume; - arg->vol[2] = t->au.port[2].volume; - arg->vol[3] = t->au.port[3].volume; - break; - } - case CDIOCSETVOL: { - struct ioc_vol *arg = (struct ioc_vol*) addr; - - error = wcd_request_wait (t, ATAPI_MODE_SENSE, 0, AUDIO_PAGE, - 0, 0, 0, 0, sizeof (t->au) >> 8, sizeof (t->au), 0, - (char*) &t->au, sizeof (t->au)); - if (error) - return (error); - if (t->flags & F_DEBUG) - wcd_dump (t->lun, "au", &t->au, sizeof t->au); - if (t->au.page_code != AUDIO_PAGE) - return (EIO); - - error = wcd_request_wait (t, ATAPI_MODE_SENSE, 0, - AUDIO_PAGE_MASK, 0, 0, 0, 0, sizeof (t->aumask) >> 8, - sizeof (t->aumask), 0, (char*) &t->aumask, - sizeof (t->aumask)); - if (error) - return (error); - if (t->flags & F_DEBUG) - wcd_dump (t->lun, "mask", &t->aumask, sizeof t->aumask); - - /* Sony-55E requires the data length field to be zeroed. */ - t->au.data_length = 0; - - t->au.port[0].channels = CHANNEL_0; - t->au.port[1].channels = CHANNEL_1; - t->au.port[0].volume = arg->vol[0] & t->aumask.port[0].volume; - t->au.port[1].volume = arg->vol[1] & t->aumask.port[1].volume; - t->au.port[2].volume = arg->vol[2] & t->aumask.port[2].volume; - t->au.port[3].volume = arg->vol[3] & t->aumask.port[3].volume; - return wcd_request_wait (t, ATAPI_MODE_SELECT, 0x10, - 0, 0, 0, 0, 0, sizeof (t->au) >> 8, sizeof (t->au), - 0, (char*) &t->au, - sizeof (t->au)); - } - case CDIOCSETPATCH: { - struct ioc_patch *arg = (struct ioc_patch*) addr; - - return wcd_setchan (t, arg->patch[0], arg->patch[1], - arg->patch[2], arg->patch[3]); - } - case CDIOCSETMONO: - return wcd_setchan (t, CHANNEL_0 | CHANNEL_1, - CHANNEL_0 | CHANNEL_1, 0, 0); - - case CDIOCSETSTERIO: - return wcd_setchan (t, CHANNEL_0, CHANNEL_1, 0, 0); - - case CDIOCSETMUTE: - return wcd_setchan (t, 0, 0, 0, 0); - - case CDIOCSETLEFT: - return wcd_setchan (t, CHANNEL_0, CHANNEL_0, 0, 0); - - case CDIOCSETRIGHT: - return wcd_setchan (t, CHANNEL_1, CHANNEL_1, 0, 0); - } - return (error); -} - -/* - * Read the entire TOC for the disc into our internal buffer. - */ -static int wcd_read_toc (struct wcd *t) -{ - int ntracks, len; - struct atapires result; - - bzero (&t->toc, sizeof (t->toc)); - bzero (&t->info, sizeof (t->info)); - - wcd_select_slot(t); - - /* Check for the media. - * Do it twice to avoid the stale media changed state. */ - result = atapi_request_wait (t->ata, t->unit, ATAPI_TEST_UNIT_READY, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); - - if (result.code == RES_ERR && - (result.error & AER_SKEY) == AER_SK_UNIT_ATTENTION) { - t->flags |= F_MEDIA_CHANGED; - result = atapi_request_wait (t->ata, t->unit, - ATAPI_TEST_UNIT_READY, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0); - } - if (result.code) { - wcd_error (t, result); - return (EIO); - } - t->flags &= ~F_MEDIA_CHANGED; - - /* First read just the header, so we know how long the TOC is. */ - len = sizeof(struct ioc_toc_header) + sizeof(struct cd_toc_entry); - if (wcd_request_wait (t, ATAPI_READ_TOC, 0, 0, 0, 0, 0, 0, - len >> 8, len & 0xff, 0, (char*)&t->toc, len) != 0) { -err: bzero (&t->toc, sizeof (t->toc)); - return (0); - } - - ntracks = t->toc.hdr.ending_track - t->toc.hdr.starting_track + 1; - if (ntracks <= 0 || ntracks > MAXTRK) - goto err; - - /* Now read the whole schmeer. */ - len = sizeof(struct ioc_toc_header) + - ntracks * sizeof(struct cd_toc_entry); - if (wcd_request_wait (t, ATAPI_READ_TOC, 0, 0, 0, 0, 0, 0, - len >> 8, len & 0xff, 0, (char*)&t->toc, len) & 0xff) - goto err; - - NTOHS(t->toc.hdr.len); - - /* Read disc capacity. */ - if (wcd_request_wait (t, ATAPI_READ_CAPACITY, 0, 0, 0, 0, 0, 0, - 0, sizeof(t->info), 0, (char*)&t->info, sizeof(t->info)) != 0) - bzero (&t->info, sizeof (t->info)); - - /* make fake leadout entry */ - t->toc.tab[ntracks].control = t->toc.tab[ntracks-1].control; - t->toc.tab[ntracks].addr_type = t->toc.tab[ntracks-1].addr_type; - t->toc.tab[ntracks].track = 170; /* magic */ - t->toc.tab[ntracks].addr.lba = t->info.volsize; - - NTOHL(t->info.volsize); - NTOHL(t->info.blksize); - - /* Print the disc description string on every disc change. - * It would help to track the history of disc changes. */ - if (t->info.volsize && t->toc.hdr.ending_track && - (t->flags & F_MEDIA_CHANGED) && (t->flags & F_DEBUG)) { - printf ("wcd%d: ", t->lun); - if (t->toc.tab[0].control & 4) - printf ("%ldMB ", t->info.volsize / 512); - else - printf ("%ld:%ld audio ", t->info.volsize/75/60, - t->info.volsize/75%60); - printf ("(%ld sectors), %d tracks\n", t->info.volsize, - t->toc.hdr.ending_track - t->toc.hdr.starting_track + 1); - } - return (0); -} - -/* - * Set up the audio channel masks. - */ -static int wcd_setchan (struct wcd *t, - u_char c0, u_char c1, u_char c2, u_char c3) -{ - int error; - - error = wcd_request_wait (t, ATAPI_MODE_SENSE, 0, AUDIO_PAGE, - 0, 0, 0, 0, sizeof (t->au) >> 8, sizeof (t->au), 0, - (char*) &t->au, sizeof (t->au)); - if (error) - return (error); - if (t->flags & F_DEBUG) - wcd_dump (t->lun, "au", &t->au, sizeof t->au); - if (t->au.page_code != AUDIO_PAGE) - return (EIO); - - /* Sony-55E requires the data length field to be zeroed. */ - t->au.data_length = 0; - - t->au.port[0].channels = c0; - t->au.port[1].channels = c1; - t->au.port[2].channels = c2; - t->au.port[3].channels = c3; - return wcd_request_wait (t, ATAPI_MODE_SELECT, 0x10, - 0, 0, 0, 0, 0, sizeof (t->au) >> 8, sizeof (t->au), - 0, (char*) &t->au, - sizeof (t->au)); -} - -static int wcd_eject (struct wcd *t, int closeit) -{ - struct atapires result; - - wcd_select_slot(t); - - /* Try to stop the disc. */ - result = atapi_request_wait (t->ata, t->unit, ATAPI_START_STOP, - 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); - - if (result.code == RES_ERR && - ((result.error & AER_SKEY) == AER_SK_NOT_READY || - (result.error & AER_SKEY) == AER_SK_UNIT_ATTENTION)) { - int err; - - if (!closeit) - return (0); - /* - * The disc was unloaded. - * Load it (close tray). - * Read the table of contents. - */ - err = wcd_request_wait (t, ATAPI_START_STOP, - 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0); - if (err) - return (err); - - /* Read table of contents. */ - wcd_read_toc (t); - - /* Lock the media. */ - wcd_request_wait (t, ATAPI_PREVENT_ALLOW, - 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0); - t->flags |= F_LOCKED; - return (0); - } - - if (result.code) { - wcd_error (t, result); - return (EIO); - } - - if (closeit) - return (0); - - /* Give it some time to stop spinning. */ - tsleep ((caddr_t)&lbolt, PRIBIO, "wcdej1", 0); - tsleep ((caddr_t)&lbolt, PRIBIO, "wcdej2", 0); - - /* Unlock. */ - wcd_request_wait (t, ATAPI_PREVENT_ALLOW, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); - t->flags &= ~F_LOCKED; - - /* Eject. */ - t->flags |= F_MEDIA_CHANGED; - return wcd_request_wait (t, ATAPI_START_STOP, - 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0); -} - -static void -wcd_select_slot(struct wcd *cdp) -{ - if (cdp->slot < 0 || cdp->changer_info->current_slot == cdp->slot) - return; - - /* Unlock (might not be needed but its cheaper than asking) */ - wcd_request_wait (cdp, ATAPI_PREVENT_ALLOW, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); - - /* Unload the current media from player */ - wcd_request_wait (cdp, ATAPI_LOAD_UNLOAD, - 0, 0, 0, 2, 0, 0, 0, cdp->changer_info->current_slot, 0, 0, 0); - - /* load the wanted slot */ - wcd_request_wait (cdp, ATAPI_LOAD_UNLOAD, - 0, 0, 0, 3, 0, 0, 0, cdp->slot, 0, 0, 0); - - cdp->changer_info->current_slot = cdp->slot; - - /* Lock the media if needed */ - if (cdp->flags & F_LOCKED) { - wcd_request_wait (cdp, ATAPI_PREVENT_ALLOW, - 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0); - } -} - -#ifdef WCD_MODULE -/* - * Loadable ATAPI CD-ROM driver stubs. - */ -#include <sys/exec.h> -#include <sys/sysent.h> -#include <sys/lkm.h> - -/* - * Construct lkm_dev structures (see lkm.h). - * Our bdevsw/cdevsw slot numbers are 19/69. - */ - - -MOD_DEV(wcd, LM_DT_BLOCK, BDEV_MAJOR, &wcd_cdevsw); -MOD_DEV(rwcd, LM_DT_CHAR, CDEV_MAJOR, &wcd_cdevsw); - -/* - * Function called when loading the driver. - */ -int wcd_load (struct lkm_table *lkmtp, int cmd) -{ - struct atapi *ata; - int n, u; - - if (! atapi_start) - /* No ATAPI driver available. */ - return EPROTONOSUPPORT; - n = 0; - for (ata=atapi_tab; ata<atapi_tab+2; ++ata) - if (ata->port) - for (u=0; u<2; ++u) - /* Probing controller ata->ctrlr, unit u. */ - if (ata->params[u] && ! ata->attached[u] && - wcdattach (ata, u, ata->params[u], - ata->debug) >= 0) - { - /* Drive found. */ - ata->attached[u] = 1; - ++n; - } - if (! n) - /* No IDE CD-ROMs found. */ - return ENXIO; - return 0; -} - -/* - * Function called when unloading the driver. - */ -int wcd_unload (struct lkm_table *lkmtp, int cmd) -{ - struct wcd **t; - - for (t=wcdtab; t<wcdtab+wcdnlun; ++t) - if (((*t)->flags & F_BOPEN) || (*t)->refcnt) - /* The device is opened, cannot unload the driver. */ - return EBUSY; - for (t=wcdtab; t<wcdtab+wcdnlun; ++t) { - (*t)->ata->attached[(*t)->unit] = 0; - free (*t, M_TEMP); - } - wcdnlun = 0; - bzero (wcdtab, sizeof(wcdtab)); - return 0; -} - -/* - * Dispatcher function for the module (load/unload/stat). - */ -int wcd_mod (struct lkm_table *lkmtp, int cmd, int ver) -{ - int err = 0; - - if (ver != LKM_VERSION) - return EINVAL; - - if (cmd == LKM_E_LOAD) - err = wcd_load (lkmtp, cmd); - else if (cmd == LKM_E_UNLOAD) - err = wcd_unload (lkmtp, cmd); - if (err) - return err; - - /* XXX Poking around in the LKM internals like this is bad. - */ - /* Register the cdevsw entry. */ - lkmtp->private.lkm_dev = & MOD_PRIVATE(rwcd); - err = lkmdispatch (lkmtp, cmd); - if (err) - return err; - - /* Register the bdevsw entry. */ - lkmtp->private.lkm_dev = & MOD_PRIVATE(wcd); - return lkmdispatch (lkmtp, cmd); -} -#endif /* WCD_MODULE */ - -static wcd_devsw_installed = 0; - -static void wcd_drvinit(void *unused) -{ - - if( ! wcd_devsw_installed ) { - cdevsw_add_generic(BDEV_MAJOR, CDEV_MAJOR, &wcd_cdevsw); - wcd_devsw_installed = 1; - } -} - -SYSINIT(wcddev,SI_SUB_DRIVERS,SI_ORDER_MIDDLE+CDEV_MAJOR,wcd_drvinit,NULL) - - -#endif /* NWCD && NWDC && ATAPI */ |