2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2010 Alexander Motin <mav@FreeBSD.org>
5 * Copyright (c) 2000 - 2008 Søren Schmidt <sos@FreeBSD.org>
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD$");
33 #include <sys/param.h>
35 #include <sys/endian.h>
36 #include <sys/kernel.h>
38 #include <sys/limits.h>
40 #include <sys/malloc.h>
41 #include <sys/mutex.h>
42 #include <sys/systm.h>
43 #include <sys/taskqueue.h>
44 #include <geom/geom.h>
45 #include "geom/raid/g_raid.h"
46 #include "g_raid_md_if.h"
48 static MALLOC_DEFINE(M_MD_JMICRON, "md_jmicron_data", "GEOM_RAID JMicron metadata");
50 #define JMICRON_MAX_DISKS 8
51 #define JMICRON_MAX_SPARE 2
53 struct jmicron_raid_conf {
54 u_int8_t signature[2];
55 #define JMICRON_MAGIC "JM"
58 #define JMICRON_VERSION 0x0001
61 u_int8_t filler_1[10];
64 u_int32_t disk_sectors_high;
65 u_int16_t disk_sectors_low;
69 #define JMICRON_T_RAID0 0
70 #define JMICRON_T_RAID1 1
71 #define JMICRON_T_RAID01 2
72 #define JMICRON_T_CONCAT 3
73 #define JMICRON_T_RAID5 5
75 u_int8_t stripe_shift;
77 #define JMICRON_F_READY 0x0001
78 #define JMICRON_F_BOOTABLE 0x0002
79 #define JMICRON_F_BADSEC 0x0004
80 #define JMICRON_F_ACTIVE 0x0010
81 #define JMICRON_F_UNSYNC 0x0020
82 #define JMICRON_F_NEWEST 0x0040
85 u_int32_t spare[JMICRON_MAX_SPARE];
86 u_int32_t disks[JMICRON_MAX_DISKS];
87 #define JMICRON_DISK_MASK 0xFFFFFFF0
88 #define JMICRON_SEG_MASK 0x0000000F
89 u_int8_t filler_4[32];
90 u_int8_t filler_5[384];
93 struct g_raid_md_jmicron_perdisk {
94 struct jmicron_raid_conf *pd_meta;
100 struct g_raid_md_jmicron_object {
101 struct g_raid_md_object mdio_base;
102 uint32_t mdio_config_id;
103 struct jmicron_raid_conf *mdio_meta;
104 struct callout mdio_start_co; /* STARTING state timer. */
105 int mdio_total_disks;
106 int mdio_disks_present;
109 struct root_hold_token *mdio_rootmount; /* Root mount delay token. */
112 static g_raid_md_create_t g_raid_md_create_jmicron;
113 static g_raid_md_taste_t g_raid_md_taste_jmicron;
114 static g_raid_md_event_t g_raid_md_event_jmicron;
115 static g_raid_md_ctl_t g_raid_md_ctl_jmicron;
116 static g_raid_md_write_t g_raid_md_write_jmicron;
117 static g_raid_md_fail_disk_t g_raid_md_fail_disk_jmicron;
118 static g_raid_md_free_disk_t g_raid_md_free_disk_jmicron;
119 static g_raid_md_free_t g_raid_md_free_jmicron;
121 static kobj_method_t g_raid_md_jmicron_methods[] = {
122 KOBJMETHOD(g_raid_md_create, g_raid_md_create_jmicron),
123 KOBJMETHOD(g_raid_md_taste, g_raid_md_taste_jmicron),
124 KOBJMETHOD(g_raid_md_event, g_raid_md_event_jmicron),
125 KOBJMETHOD(g_raid_md_ctl, g_raid_md_ctl_jmicron),
126 KOBJMETHOD(g_raid_md_write, g_raid_md_write_jmicron),
127 KOBJMETHOD(g_raid_md_fail_disk, g_raid_md_fail_disk_jmicron),
128 KOBJMETHOD(g_raid_md_free_disk, g_raid_md_free_disk_jmicron),
129 KOBJMETHOD(g_raid_md_free, g_raid_md_free_jmicron),
133 static struct g_raid_md_class g_raid_md_jmicron_class = {
135 g_raid_md_jmicron_methods,
136 sizeof(struct g_raid_md_jmicron_object),
142 g_raid_md_jmicron_print(struct jmicron_raid_conf *meta)
146 if (g_raid_debug < 1)
149 printf("********* ATA JMicron RAID Metadata *********\n");
150 printf("signature <%c%c>\n", meta->signature[0], meta->signature[1]);
151 printf("version %04x\n", meta->version);
152 printf("checksum 0x%04x\n", meta->checksum);
153 printf("disk_id 0x%08x\n", meta->disk_id);
154 printf("offset 0x%08x\n", meta->offset);
155 printf("disk_sectors_high 0x%08x\n", meta->disk_sectors_high);
156 printf("disk_sectors_low 0x%04x\n", meta->disk_sectors_low);
157 printf("name <%.16s>\n", meta->name);
158 printf("type %d\n", meta->type);
159 printf("stripe_shift %d\n", meta->stripe_shift);
160 printf("flags %04x\n", meta->flags);
162 for (k = 0; k < JMICRON_MAX_SPARE; k++)
163 printf(" 0x%08x", meta->spare[k]);
166 for (k = 0; k < JMICRON_MAX_DISKS; k++)
167 printf(" 0x%08x", meta->disks[k]);
169 printf("=================================================\n");
172 static struct jmicron_raid_conf *
173 jmicron_meta_copy(struct jmicron_raid_conf *meta)
175 struct jmicron_raid_conf *nmeta;
177 nmeta = malloc(sizeof(*meta), M_MD_JMICRON, M_WAITOK);
178 memcpy(nmeta, meta, sizeof(*meta));
183 jmicron_meta_total_disks(struct jmicron_raid_conf *meta)
187 for (pos = 0; pos < JMICRON_MAX_DISKS; pos++) {
188 if (meta->disks[pos] == 0)
195 jmicron_meta_total_spare(struct jmicron_raid_conf *meta)
200 for (pos = 0; pos < JMICRON_MAX_SPARE; pos++) {
201 if (meta->spare[pos] != 0)
208 * Generate fake Configuration ID based on disk IDs.
209 * Note: it will change after each disk set change.
212 jmicron_meta_config_id(struct jmicron_raid_conf *meta)
218 for (pos = 0; pos < JMICRON_MAX_DISKS; pos++)
219 config_id += meta->disks[pos] << pos;
224 jmicron_meta_get_name(struct jmicron_raid_conf *meta, char *buf)
228 strncpy(buf, meta->name, 16);
230 for (i = 15; i >= 0; i--) {
238 jmicron_meta_put_name(struct jmicron_raid_conf *meta, char *buf)
241 memset(meta->name, 0x20, 16);
242 memcpy(meta->name, buf, MIN(strlen(buf), 16));
246 jmicron_meta_find_disk(struct jmicron_raid_conf *meta, uint32_t id)
250 id &= JMICRON_DISK_MASK;
251 for (pos = 0; pos < JMICRON_MAX_DISKS; pos++) {
252 if ((meta->disks[pos] & JMICRON_DISK_MASK) == id)
255 for (pos = 0; pos < JMICRON_MAX_SPARE; pos++) {
256 if ((meta->spare[pos] & JMICRON_DISK_MASK) == id)
262 static struct jmicron_raid_conf *
263 jmicron_meta_read(struct g_consumer *cp)
265 struct g_provider *pp;
266 struct jmicron_raid_conf *meta;
269 uint16_t checksum, *ptr;
273 /* Read the anchor sector. */
274 buf = g_read_data(cp,
275 pp->mediasize - pp->sectorsize, pp->sectorsize, &error);
277 G_RAID_DEBUG(1, "Cannot read metadata from %s (error=%d).",
281 meta = (struct jmicron_raid_conf *)buf;
283 /* Check if this is an JMicron RAID struct */
284 if (strncmp(meta->signature, JMICRON_MAGIC, strlen(JMICRON_MAGIC))) {
285 G_RAID_DEBUG(1, "JMicron signature check failed on %s", pp->name);
289 meta = malloc(sizeof(*meta), M_MD_JMICRON, M_WAITOK);
290 memcpy(meta, buf, min(sizeof(*meta), pp->sectorsize));
293 /* Check metadata checksum. */
294 for (checksum = 0, ptr = (uint16_t *)meta, i = 0; i < 64; i++)
297 G_RAID_DEBUG(1, "JMicron checksum check failed on %s", pp->name);
298 free(meta, M_MD_JMICRON);
306 jmicron_meta_write(struct g_consumer *cp, struct jmicron_raid_conf *meta)
308 struct g_provider *pp;
311 uint16_t checksum, *ptr;
315 /* Recalculate checksum for case if metadata were changed. */
317 for (checksum = 0, ptr = (uint16_t *)meta, i = 0; i < 64; i++)
319 meta->checksum -= checksum;
321 /* Create and fill buffer. */
322 buf = malloc(pp->sectorsize, M_MD_JMICRON, M_WAITOK | M_ZERO);
323 memcpy(buf, meta, sizeof(*meta));
325 error = g_write_data(cp,
326 pp->mediasize - pp->sectorsize, buf, pp->sectorsize);
328 G_RAID_DEBUG(1, "Cannot write metadata to %s (error=%d).",
332 free(buf, M_MD_JMICRON);
337 jmicron_meta_erase(struct g_consumer *cp)
339 struct g_provider *pp;
344 buf = malloc(pp->sectorsize, M_MD_JMICRON, M_WAITOK | M_ZERO);
345 error = g_write_data(cp,
346 pp->mediasize - pp->sectorsize, buf, pp->sectorsize);
348 G_RAID_DEBUG(1, "Cannot erase metadata on %s (error=%d).",
351 free(buf, M_MD_JMICRON);
355 static struct g_raid_disk *
356 g_raid_md_jmicron_get_disk(struct g_raid_softc *sc, int id)
358 struct g_raid_disk *disk;
359 struct g_raid_md_jmicron_perdisk *pd;
361 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
362 pd = (struct g_raid_md_jmicron_perdisk *)disk->d_md_data;
363 if (pd->pd_disk_pos == id)
370 g_raid_md_jmicron_supported(int level, int qual, int disks, int force)
376 case G_RAID_VOLUME_RL_RAID0:
379 if (!force && (disks < 2 || disks > 6))
382 case G_RAID_VOLUME_RL_RAID1:
385 if (!force && (disks != 2))
388 case G_RAID_VOLUME_RL_RAID1E:
391 if (!force && (disks != 4))
394 case G_RAID_VOLUME_RL_SINGLE:
400 case G_RAID_VOLUME_RL_CONCAT:
404 case G_RAID_VOLUME_RL_RAID5:
407 if (qual != G_RAID_VOLUME_RLQ_R5LA)
415 if (level != G_RAID_VOLUME_RL_RAID5 && qual != G_RAID_VOLUME_RLQ_NONE)
421 g_raid_md_jmicron_start_disk(struct g_raid_disk *disk)
423 struct g_raid_softc *sc;
424 struct g_raid_subdisk *sd, *tmpsd;
425 struct g_raid_disk *olddisk, *tmpdisk;
426 struct g_raid_md_object *md;
427 struct g_raid_md_jmicron_object *mdi;
428 struct g_raid_md_jmicron_perdisk *pd, *oldpd;
429 struct jmicron_raid_conf *meta;
430 int disk_pos, resurrection = 0;
434 mdi = (struct g_raid_md_jmicron_object *)md;
435 meta = mdi->mdio_meta;
436 pd = (struct g_raid_md_jmicron_perdisk *)disk->d_md_data;
439 /* Find disk position in metadata by its serial. */
440 if (pd->pd_meta != NULL)
441 disk_pos = jmicron_meta_find_disk(meta, pd->pd_disk_id);
445 G_RAID_DEBUG1(1, sc, "Unknown, probably new or stale disk");
446 /* If we are in the start process, that's all for now. */
447 if (!mdi->mdio_started)
450 * If we have already started - try to get use of the disk.
451 * Try to replace OFFLINE disks first, then FAILED.
453 TAILQ_FOREACH(tmpdisk, &sc->sc_disks, d_next) {
454 if (tmpdisk->d_state != G_RAID_DISK_S_OFFLINE &&
455 tmpdisk->d_state != G_RAID_DISK_S_FAILED)
457 /* Make sure this disk is big enough. */
458 TAILQ_FOREACH(sd, &tmpdisk->d_subdisks, sd_next) {
459 if (sd->sd_offset + sd->sd_size + 512 >
462 "Disk too small (%ju < %ju)",
464 sd->sd_offset + sd->sd_size + 512);
470 if (tmpdisk->d_state == G_RAID_DISK_S_OFFLINE) {
473 } else if (olddisk == NULL)
476 if (olddisk == NULL) {
478 if (disk_pos == -3 || pd->pd_disk_pos == -3) {
479 g_raid_change_disk_state(disk,
480 G_RAID_DISK_S_SPARE);
483 g_raid_change_disk_state(disk,
484 G_RAID_DISK_S_STALE);
488 oldpd = (struct g_raid_md_jmicron_perdisk *)olddisk->d_md_data;
489 disk_pos = oldpd->pd_disk_pos;
493 if (olddisk == NULL) {
494 /* Find placeholder by position. */
495 olddisk = g_raid_md_jmicron_get_disk(sc, disk_pos);
497 panic("No disk at position %d!", disk_pos);
498 if (olddisk->d_state != G_RAID_DISK_S_OFFLINE) {
499 G_RAID_DEBUG1(1, sc, "More than one disk for pos %d",
501 g_raid_change_disk_state(disk, G_RAID_DISK_S_STALE);
504 oldpd = (struct g_raid_md_jmicron_perdisk *)olddisk->d_md_data;
507 /* Replace failed disk or placeholder with new disk. */
508 TAILQ_FOREACH_SAFE(sd, &olddisk->d_subdisks, sd_next, tmpsd) {
509 TAILQ_REMOVE(&olddisk->d_subdisks, sd, sd_next);
510 TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next);
513 oldpd->pd_disk_pos = -2;
514 pd->pd_disk_pos = disk_pos;
515 /* Update global metadata just in case. */
516 meta->disks[disk_pos] = pd->pd_disk_id;
518 /* If it was placeholder -- destroy it. */
519 if (olddisk->d_state == G_RAID_DISK_S_OFFLINE) {
520 g_raid_destroy_disk(olddisk);
522 /* Otherwise, make it STALE_FAILED. */
523 g_raid_change_disk_state(olddisk, G_RAID_DISK_S_STALE_FAILED);
526 /* Welcome the new disk. */
527 g_raid_change_disk_state(disk, G_RAID_DISK_S_ACTIVE);
528 TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) {
531 * Different disks may have different sizes/offsets,
532 * especially in concat mode. Update.
536 (off_t)pd->pd_meta->offset * 16 * 512; //ZZZ
538 (((off_t)pd->pd_meta->disk_sectors_high << 16) +
539 pd->pd_meta->disk_sectors_low) * 512;
543 /* Stale disk, almost same as new. */
544 g_raid_change_subdisk_state(sd,
545 G_RAID_SUBDISK_S_NEW);
546 } else if ((meta->flags & JMICRON_F_BADSEC) != 0 &&
547 (pd->pd_meta->flags & JMICRON_F_BADSEC) == 0) {
548 /* Cold-inserted or rebuilding disk. */
549 g_raid_change_subdisk_state(sd,
550 G_RAID_SUBDISK_S_NEW);
551 } else if (pd->pd_meta->flags & JMICRON_F_UNSYNC) {
552 /* Dirty or resyncing disk.. */
553 g_raid_change_subdisk_state(sd,
554 G_RAID_SUBDISK_S_STALE);
556 /* Up to date disk. */
557 g_raid_change_subdisk_state(sd,
558 G_RAID_SUBDISK_S_ACTIVE);
560 g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW,
561 G_RAID_EVENT_SUBDISK);
564 /* Update status of our need for spare. */
565 if (mdi->mdio_started) {
566 mdi->mdio_incomplete =
567 (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) <
568 mdi->mdio_total_disks);
571 return (resurrection);
575 g_disk_md_jmicron_retaste(void *arg, int pending)
578 G_RAID_DEBUG(1, "Array is not complete, trying to retaste.");
579 g_retaste(&g_raid_class);
580 free(arg, M_MD_JMICRON);
584 g_raid_md_jmicron_refill(struct g_raid_softc *sc)
586 struct g_raid_md_object *md;
587 struct g_raid_md_jmicron_object *mdi;
588 struct g_raid_disk *disk;
593 mdi = (struct g_raid_md_jmicron_object *)md;
596 /* Make sure we miss anything. */
597 na = g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE);
598 if (na == mdi->mdio_total_disks)
601 G_RAID_DEBUG1(1, md->mdo_softc,
602 "Array is not complete (%d of %d), "
603 "trying to refill.", na, mdi->mdio_total_disks);
605 /* Try to get use some of STALE disks. */
606 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
607 if (disk->d_state == G_RAID_DISK_S_STALE) {
608 update += g_raid_md_jmicron_start_disk(disk);
609 if (disk->d_state == G_RAID_DISK_S_ACTIVE)
616 /* Try to get use some of SPARE disks. */
617 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
618 if (disk->d_state == G_RAID_DISK_S_SPARE) {
619 update += g_raid_md_jmicron_start_disk(disk);
620 if (disk->d_state == G_RAID_DISK_S_ACTIVE)
624 } while (disk != NULL);
626 /* Write new metadata if we changed something. */
628 g_raid_md_write_jmicron(md, NULL, NULL, NULL);
630 /* Update status of our need for spare. */
631 mdi->mdio_incomplete = (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) <
632 mdi->mdio_total_disks);
634 /* Request retaste hoping to find spare. */
635 if (mdi->mdio_incomplete) {
636 task = malloc(sizeof(struct task),
637 M_MD_JMICRON, M_WAITOK | M_ZERO);
638 TASK_INIT(task, 0, g_disk_md_jmicron_retaste, task);
639 taskqueue_enqueue(taskqueue_swi, task);
644 g_raid_md_jmicron_start(struct g_raid_softc *sc)
646 struct g_raid_md_object *md;
647 struct g_raid_md_jmicron_object *mdi;
648 struct g_raid_md_jmicron_perdisk *pd;
649 struct jmicron_raid_conf *meta;
650 struct g_raid_volume *vol;
651 struct g_raid_subdisk *sd;
652 struct g_raid_disk *disk;
658 mdi = (struct g_raid_md_jmicron_object *)md;
659 meta = mdi->mdio_meta;
661 /* Create volumes and subdisks. */
662 jmicron_meta_get_name(meta, buf);
663 vol = g_raid_create_volume(sc, buf, -1);
664 size = ((off_t)meta->disk_sectors_high << 16) + meta->disk_sectors_low;
666 vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_NONE;
667 if (meta->type == JMICRON_T_RAID0) {
668 vol->v_raid_level = G_RAID_VOLUME_RL_RAID0;
669 vol->v_mediasize = size * mdi->mdio_total_disks;
670 } else if (meta->type == JMICRON_T_RAID1) {
671 vol->v_raid_level = G_RAID_VOLUME_RL_RAID1;
672 vol->v_mediasize = size;
673 } else if (meta->type == JMICRON_T_RAID01) {
674 vol->v_raid_level = G_RAID_VOLUME_RL_RAID1E;
675 vol->v_mediasize = size * mdi->mdio_total_disks / 2;
676 } else if (meta->type == JMICRON_T_CONCAT) {
677 if (mdi->mdio_total_disks == 1)
678 vol->v_raid_level = G_RAID_VOLUME_RL_SINGLE;
680 vol->v_raid_level = G_RAID_VOLUME_RL_CONCAT;
681 vol->v_mediasize = 0;
682 } else if (meta->type == JMICRON_T_RAID5) {
683 vol->v_raid_level = G_RAID_VOLUME_RL_RAID5;
684 vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_R5LA;
685 vol->v_mediasize = size * (mdi->mdio_total_disks - 1);
687 vol->v_raid_level = G_RAID_VOLUME_RL_UNKNOWN;
688 vol->v_mediasize = 0;
690 vol->v_strip_size = 1024 << meta->stripe_shift; //ZZZ
691 vol->v_disks_count = mdi->mdio_total_disks;
692 vol->v_sectorsize = 512; //ZZZ
693 for (j = 0; j < vol->v_disks_count; j++) {
694 sd = &vol->v_subdisks[j];
695 sd->sd_offset = (off_t)meta->offset * 16 * 512; //ZZZ
698 g_raid_start_volume(vol);
700 /* Create disk placeholders to store data for later writing. */
701 for (disk_pos = 0; disk_pos < mdi->mdio_total_disks; disk_pos++) {
702 pd = malloc(sizeof(*pd), M_MD_JMICRON, M_WAITOK | M_ZERO);
703 pd->pd_disk_pos = disk_pos;
704 pd->pd_disk_id = meta->disks[disk_pos];
705 disk = g_raid_create_disk(sc);
706 disk->d_md_data = (void *)pd;
707 disk->d_state = G_RAID_DISK_S_OFFLINE;
708 sd = &vol->v_subdisks[disk_pos];
710 TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next);
713 /* Make all disks found till the moment take their places. */
715 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
716 if (disk->d_state == G_RAID_DISK_S_NONE) {
717 g_raid_md_jmicron_start_disk(disk);
721 } while (disk != NULL);
723 mdi->mdio_started = 1;
724 G_RAID_DEBUG1(0, sc, "Array started.");
725 g_raid_md_write_jmicron(md, NULL, NULL, NULL);
727 /* Pickup any STALE/SPARE disks to refill array if needed. */
728 g_raid_md_jmicron_refill(sc);
730 g_raid_event_send(vol, G_RAID_VOLUME_E_START, G_RAID_EVENT_VOLUME);
732 callout_stop(&mdi->mdio_start_co);
733 G_RAID_DEBUG1(1, sc, "root_mount_rel %p", mdi->mdio_rootmount);
734 root_mount_rel(mdi->mdio_rootmount);
735 mdi->mdio_rootmount = NULL;
739 g_raid_md_jmicron_new_disk(struct g_raid_disk *disk)
741 struct g_raid_softc *sc;
742 struct g_raid_md_object *md;
743 struct g_raid_md_jmicron_object *mdi;
744 struct jmicron_raid_conf *pdmeta;
745 struct g_raid_md_jmicron_perdisk *pd;
749 mdi = (struct g_raid_md_jmicron_object *)md;
750 pd = (struct g_raid_md_jmicron_perdisk *)disk->d_md_data;
751 pdmeta = pd->pd_meta;
753 if (mdi->mdio_started) {
754 if (g_raid_md_jmicron_start_disk(disk))
755 g_raid_md_write_jmicron(md, NULL, NULL, NULL);
758 * If we haven't started yet - update common metadata
759 * to get subdisks details, avoiding data from spare disks.
761 if (mdi->mdio_meta == NULL ||
762 jmicron_meta_find_disk(mdi->mdio_meta,
763 mdi->mdio_meta->disk_id) == -3) {
764 if (mdi->mdio_meta != NULL)
765 free(mdi->mdio_meta, M_MD_JMICRON);
766 mdi->mdio_meta = jmicron_meta_copy(pdmeta);
767 mdi->mdio_total_disks = jmicron_meta_total_disks(pdmeta);
769 mdi->mdio_meta->flags |= pdmeta->flags & JMICRON_F_BADSEC;
771 mdi->mdio_disks_present++;
772 G_RAID_DEBUG1(1, sc, "Matching disk (%d of %d+%d up)",
773 mdi->mdio_disks_present,
774 mdi->mdio_total_disks,
775 jmicron_meta_total_spare(mdi->mdio_meta));
777 /* If we collected all needed disks - start array. */
778 if (mdi->mdio_disks_present == mdi->mdio_total_disks +
779 jmicron_meta_total_spare(mdi->mdio_meta))
780 g_raid_md_jmicron_start(sc);
785 g_raid_jmicron_go(void *arg)
787 struct g_raid_softc *sc;
788 struct g_raid_md_object *md;
789 struct g_raid_md_jmicron_object *mdi;
793 mdi = (struct g_raid_md_jmicron_object *)md;
794 if (!mdi->mdio_started) {
795 G_RAID_DEBUG1(0, sc, "Force array start due to timeout.");
796 g_raid_event_send(sc, G_RAID_NODE_E_START, 0);
801 g_raid_md_create_jmicron(struct g_raid_md_object *md, struct g_class *mp,
804 struct g_raid_softc *sc;
805 struct g_raid_md_jmicron_object *mdi;
808 mdi = (struct g_raid_md_jmicron_object *)md;
809 mdi->mdio_config_id = arc4random();
810 snprintf(name, sizeof(name), "JMicron-%08x", mdi->mdio_config_id);
811 sc = g_raid_create_node(mp, name, md);
813 return (G_RAID_MD_TASTE_FAIL);
816 return (G_RAID_MD_TASTE_NEW);
820 g_raid_md_taste_jmicron(struct g_raid_md_object *md, struct g_class *mp,
821 struct g_consumer *cp, struct g_geom **gp)
823 struct g_consumer *rcp;
824 struct g_provider *pp;
825 struct g_raid_md_jmicron_object *mdi, *mdi1;
826 struct g_raid_softc *sc;
827 struct g_raid_disk *disk;
828 struct jmicron_raid_conf *meta;
829 struct g_raid_md_jmicron_perdisk *pd;
831 int disk_pos, result, spare, len;
835 G_RAID_DEBUG(1, "Tasting JMicron on %s", cp->provider->name);
836 mdi = (struct g_raid_md_jmicron_object *)md;
839 /* Read metadata from device. */
843 len = sizeof(vendor);
844 if (pp->geom->rank == 1)
845 g_io_getattr("GEOM::hba_vendor", cp, &len, &vendor);
846 meta = jmicron_meta_read(cp);
849 if (g_raid_aggressive_spare) {
850 if (vendor == 0x197b) {
852 "No JMicron metadata, forcing spare.");
857 "JMicron vendor mismatch 0x%04x != 0x197b",
861 return (G_RAID_MD_TASTE_FAIL);
864 /* Check this disk position in obtained metadata. */
865 disk_pos = jmicron_meta_find_disk(meta, meta->disk_id);
866 if (disk_pos == -1) {
867 G_RAID_DEBUG(1, "JMicron disk_id %08x not found",
872 /* Metadata valid. Print it. */
873 g_raid_md_jmicron_print(meta);
874 G_RAID_DEBUG(1, "JMicron disk position %d", disk_pos);
875 spare = (disk_pos == -2) ? 1 : 0;
878 /* Search for matching node. */
881 LIST_FOREACH(geom, &mp->geom, geom) {
885 if (sc->sc_stopping != 0)
887 if (sc->sc_md->mdo_class != md->mdo_class)
889 mdi1 = (struct g_raid_md_jmicron_object *)sc->sc_md;
891 if (mdi1->mdio_incomplete)
894 if (mdi1->mdio_config_id ==
895 jmicron_meta_config_id(meta))
900 /* Found matching node. */
902 G_RAID_DEBUG(1, "Found matching array %s", sc->sc_name);
903 result = G_RAID_MD_TASTE_EXISTING;
905 } else if (spare) { /* Not found needy node -- left for later. */
906 G_RAID_DEBUG(1, "Spare is not needed at this time");
909 } else { /* Not found matching node -- create one. */
910 result = G_RAID_MD_TASTE_NEW;
911 mdi->mdio_config_id = jmicron_meta_config_id(meta);
912 snprintf(name, sizeof(name), "JMicron-%08x",
913 mdi->mdio_config_id);
914 sc = g_raid_create_node(mp, name, md);
917 callout_init(&mdi->mdio_start_co, 1);
918 callout_reset(&mdi->mdio_start_co, g_raid_start_timeout * hz,
919 g_raid_jmicron_go, sc);
920 mdi->mdio_rootmount = root_mount_hold("GRAID-JMicron");
921 G_RAID_DEBUG1(1, sc, "root_mount_hold %p", mdi->mdio_rootmount);
924 /* There is no return after this point, so we close passed consumer. */
925 g_access(cp, -1, 0, 0);
927 rcp = g_new_consumer(geom);
928 rcp->flags |= G_CF_DIRECT_RECEIVE;
930 if (g_access(rcp, 1, 1, 1) != 0)
934 sx_xlock(&sc->sc_lock);
936 pd = malloc(sizeof(*pd), M_MD_JMICRON, M_WAITOK | M_ZERO);
939 pd->pd_disk_pos = -3;
940 pd->pd_disk_id = arc4random() & JMICRON_DISK_MASK;
942 pd->pd_disk_pos = -1;
943 pd->pd_disk_id = meta->disk_id;
945 pd->pd_disk_size = pp->mediasize;
946 disk = g_raid_create_disk(sc);
947 disk->d_md_data = (void *)pd;
948 disk->d_consumer = rcp;
951 g_raid_get_disk_info(disk);
953 g_raid_md_jmicron_new_disk(disk);
955 sx_xunlock(&sc->sc_lock);
960 free(meta, M_MD_JMICRON);
961 return (G_RAID_MD_TASTE_FAIL);
965 g_raid_md_event_jmicron(struct g_raid_md_object *md,
966 struct g_raid_disk *disk, u_int event)
968 struct g_raid_softc *sc;
969 struct g_raid_subdisk *sd;
970 struct g_raid_md_jmicron_object *mdi;
971 struct g_raid_md_jmicron_perdisk *pd;
974 mdi = (struct g_raid_md_jmicron_object *)md;
977 case G_RAID_NODE_E_START:
978 if (!mdi->mdio_started)
979 g_raid_md_jmicron_start(sc);
984 pd = (struct g_raid_md_jmicron_perdisk *)disk->d_md_data;
986 case G_RAID_DISK_E_DISCONNECTED:
987 /* If disk was assigned, just update statuses. */
988 if (pd->pd_disk_pos >= 0) {
989 g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE);
990 if (disk->d_consumer) {
991 g_raid_kill_consumer(sc, disk->d_consumer);
992 disk->d_consumer = NULL;
994 TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) {
995 g_raid_change_subdisk_state(sd,
996 G_RAID_SUBDISK_S_NONE);
997 g_raid_event_send(sd, G_RAID_SUBDISK_E_DISCONNECTED,
998 G_RAID_EVENT_SUBDISK);
1001 /* Otherwise -- delete. */
1002 g_raid_change_disk_state(disk, G_RAID_DISK_S_NONE);
1003 g_raid_destroy_disk(disk);
1006 /* Write updated metadata to all disks. */
1007 g_raid_md_write_jmicron(md, NULL, NULL, NULL);
1009 /* Check if anything left except placeholders. */
1010 if (g_raid_ndisks(sc, -1) ==
1011 g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE))
1012 g_raid_destroy_node(sc, 0);
1014 g_raid_md_jmicron_refill(sc);
1021 g_raid_md_ctl_jmicron(struct g_raid_md_object *md,
1022 struct gctl_req *req)
1024 struct g_raid_softc *sc;
1025 struct g_raid_volume *vol;
1026 struct g_raid_subdisk *sd;
1027 struct g_raid_disk *disk;
1028 struct g_raid_md_jmicron_object *mdi;
1029 struct g_raid_md_jmicron_perdisk *pd;
1030 struct g_consumer *cp;
1031 struct g_provider *pp;
1033 const char *verb, *volname, *levelname, *diskname;
1035 off_t size, sectorsize, strip;
1036 intmax_t *sizearg, *striparg;
1037 int numdisks, i, len, level, qual, update;
1041 mdi = (struct g_raid_md_jmicron_object *)md;
1042 verb = gctl_get_param(req, "verb", NULL);
1043 nargs = gctl_get_paraml(req, "nargs", sizeof(*nargs));
1045 if (strcmp(verb, "label") == 0) {
1048 gctl_error(req, "Invalid number of arguments.");
1051 volname = gctl_get_asciiparam(req, "arg1");
1052 if (volname == NULL) {
1053 gctl_error(req, "No volume name.");
1056 levelname = gctl_get_asciiparam(req, "arg2");
1057 if (levelname == NULL) {
1058 gctl_error(req, "No RAID level.");
1061 if (strcasecmp(levelname, "RAID5") == 0)
1062 levelname = "RAID5-LA";
1063 if (g_raid_volume_str2level(levelname, &level, &qual)) {
1064 gctl_error(req, "Unknown RAID level '%s'.", levelname);
1067 numdisks = *nargs - 3;
1068 force = gctl_get_paraml(req, "force", sizeof(*force));
1069 if (!g_raid_md_jmicron_supported(level, qual, numdisks,
1070 force ? *force : 0)) {
1071 gctl_error(req, "Unsupported RAID level "
1072 "(0x%02x/0x%02x), or number of disks (%d).",
1073 level, qual, numdisks);
1077 /* Search for disks, connect them and probe. */
1078 size = 0x7fffffffffffffffllu;
1080 for (i = 0; i < numdisks; i++) {
1081 snprintf(arg, sizeof(arg), "arg%d", i + 3);
1082 diskname = gctl_get_asciiparam(req, arg);
1083 if (diskname == NULL) {
1084 gctl_error(req, "No disk name (%s).", arg);
1088 if (strcmp(diskname, "NONE") == 0) {
1093 cp = g_raid_open_consumer(sc, diskname);
1095 gctl_error(req, "Can't open '%s'.",
1097 g_topology_unlock();
1103 pd = malloc(sizeof(*pd), M_MD_JMICRON, M_WAITOK | M_ZERO);
1104 pd->pd_disk_pos = i;
1105 pd->pd_disk_id = arc4random() & JMICRON_DISK_MASK;
1106 disk = g_raid_create_disk(sc);
1107 disk->d_md_data = (void *)pd;
1108 disk->d_consumer = cp;
1112 g_topology_unlock();
1114 g_raid_get_disk_info(disk);
1116 pd->pd_disk_size = pp->mediasize;
1117 if (size > pp->mediasize)
1118 size = pp->mediasize;
1119 if (sectorsize < pp->sectorsize)
1120 sectorsize = pp->sectorsize;
1125 if (sectorsize <= 0) {
1126 gctl_error(req, "Can't get sector size.");
1130 /* Reserve space for metadata. */
1133 /* Handle size argument. */
1134 len = sizeof(*sizearg);
1135 sizearg = gctl_get_param(req, "size", &len);
1136 if (sizearg != NULL && len == sizeof(*sizearg) &&
1138 if (*sizearg > size) {
1139 gctl_error(req, "Size too big %lld > %lld.",
1140 (long long)*sizearg, (long long)size);
1146 /* Handle strip argument. */
1148 len = sizeof(*striparg);
1149 striparg = gctl_get_param(req, "strip", &len);
1150 if (striparg != NULL && len == sizeof(*striparg) &&
1152 if (*striparg < sectorsize) {
1153 gctl_error(req, "Strip size too small.");
1156 if (*striparg % sectorsize != 0) {
1157 gctl_error(req, "Incorrect strip size.");
1160 if (strip > 65535 * sectorsize) {
1161 gctl_error(req, "Strip size too big.");
1167 /* Round size down to strip or sector. */
1168 if (level == G_RAID_VOLUME_RL_RAID1)
1169 size -= (size % sectorsize);
1170 else if (level == G_RAID_VOLUME_RL_RAID1E &&
1171 (numdisks & 1) != 0)
1172 size -= (size % (2 * strip));
1174 size -= (size % strip);
1176 gctl_error(req, "Size too small.");
1179 if (size > 0xffffffffffffllu * sectorsize) {
1180 gctl_error(req, "Size too big.");
1184 /* We have all we need, create things: volume, ... */
1185 mdi->mdio_total_disks = numdisks;
1186 mdi->mdio_started = 1;
1187 vol = g_raid_create_volume(sc, volname, -1);
1188 vol->v_md_data = (void *)(intptr_t)0;
1189 vol->v_raid_level = level;
1190 vol->v_raid_level_qualifier = qual;
1191 vol->v_strip_size = strip;
1192 vol->v_disks_count = numdisks;
1193 if (level == G_RAID_VOLUME_RL_RAID0 ||
1194 level == G_RAID_VOLUME_RL_CONCAT ||
1195 level == G_RAID_VOLUME_RL_SINGLE)
1196 vol->v_mediasize = size * numdisks;
1197 else if (level == G_RAID_VOLUME_RL_RAID1)
1198 vol->v_mediasize = size;
1199 else if (level == G_RAID_VOLUME_RL_RAID5)
1200 vol->v_mediasize = size * (numdisks - 1);
1202 vol->v_mediasize = ((size * numdisks) / strip / 2) *
1205 vol->v_sectorsize = sectorsize;
1206 g_raid_start_volume(vol);
1208 /* , and subdisks. */
1209 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
1210 pd = (struct g_raid_md_jmicron_perdisk *)disk->d_md_data;
1211 sd = &vol->v_subdisks[pd->pd_disk_pos];
1215 TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next);
1216 if (sd->sd_disk->d_consumer != NULL) {
1217 g_raid_change_disk_state(disk,
1218 G_RAID_DISK_S_ACTIVE);
1219 g_raid_change_subdisk_state(sd,
1220 G_RAID_SUBDISK_S_ACTIVE);
1221 g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW,
1222 G_RAID_EVENT_SUBDISK);
1224 g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE);
1228 /* Write metadata based on created entities. */
1229 G_RAID_DEBUG1(0, sc, "Array started.");
1230 g_raid_md_write_jmicron(md, NULL, NULL, NULL);
1232 /* Pickup any STALE/SPARE disks to refill array if needed. */
1233 g_raid_md_jmicron_refill(sc);
1235 g_raid_event_send(vol, G_RAID_VOLUME_E_START,
1236 G_RAID_EVENT_VOLUME);
1239 if (strcmp(verb, "delete") == 0) {
1241 /* Check if some volume is still open. */
1242 force = gctl_get_paraml(req, "force", sizeof(*force));
1243 if (force != NULL && *force == 0 &&
1244 g_raid_nopens(sc) != 0) {
1245 gctl_error(req, "Some volume is still open.");
1249 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
1250 if (disk->d_consumer)
1251 jmicron_meta_erase(disk->d_consumer);
1253 g_raid_destroy_node(sc, 0);
1256 if (strcmp(verb, "remove") == 0 ||
1257 strcmp(verb, "fail") == 0) {
1259 gctl_error(req, "Invalid number of arguments.");
1262 for (i = 1; i < *nargs; i++) {
1263 snprintf(arg, sizeof(arg), "arg%d", i);
1264 diskname = gctl_get_asciiparam(req, arg);
1265 if (diskname == NULL) {
1266 gctl_error(req, "No disk name (%s).", arg);
1270 if (strncmp(diskname, "/dev/", 5) == 0)
1273 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
1274 if (disk->d_consumer != NULL &&
1275 disk->d_consumer->provider != NULL &&
1276 strcmp(disk->d_consumer->provider->name,
1281 gctl_error(req, "Disk '%s' not found.",
1287 if (strcmp(verb, "fail") == 0) {
1288 g_raid_md_fail_disk_jmicron(md, NULL, disk);
1292 pd = (struct g_raid_md_jmicron_perdisk *)disk->d_md_data;
1294 /* Erase metadata on deleting disk. */
1295 jmicron_meta_erase(disk->d_consumer);
1297 /* If disk was assigned, just update statuses. */
1298 if (pd->pd_disk_pos >= 0) {
1299 g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE);
1300 g_raid_kill_consumer(sc, disk->d_consumer);
1301 disk->d_consumer = NULL;
1302 TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) {
1303 g_raid_change_subdisk_state(sd,
1304 G_RAID_SUBDISK_S_NONE);
1305 g_raid_event_send(sd, G_RAID_SUBDISK_E_DISCONNECTED,
1306 G_RAID_EVENT_SUBDISK);
1309 /* Otherwise -- delete. */
1310 g_raid_change_disk_state(disk, G_RAID_DISK_S_NONE);
1311 g_raid_destroy_disk(disk);
1315 /* Write updated metadata to remaining disks. */
1316 g_raid_md_write_jmicron(md, NULL, NULL, NULL);
1318 /* Check if anything left except placeholders. */
1319 if (g_raid_ndisks(sc, -1) ==
1320 g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE))
1321 g_raid_destroy_node(sc, 0);
1323 g_raid_md_jmicron_refill(sc);
1326 if (strcmp(verb, "insert") == 0) {
1328 gctl_error(req, "Invalid number of arguments.");
1332 for (i = 1; i < *nargs; i++) {
1333 /* Get disk name. */
1334 snprintf(arg, sizeof(arg), "arg%d", i);
1335 diskname = gctl_get_asciiparam(req, arg);
1336 if (diskname == NULL) {
1337 gctl_error(req, "No disk name (%s).", arg);
1342 /* Try to find provider with specified name. */
1344 cp = g_raid_open_consumer(sc, diskname);
1346 gctl_error(req, "Can't open disk '%s'.",
1348 g_topology_unlock();
1354 pd = malloc(sizeof(*pd), M_MD_JMICRON, M_WAITOK | M_ZERO);
1355 pd->pd_disk_pos = -3;
1356 pd->pd_disk_id = arc4random() & JMICRON_DISK_MASK;
1357 pd->pd_disk_size = pp->mediasize;
1359 disk = g_raid_create_disk(sc);
1360 disk->d_consumer = cp;
1361 disk->d_md_data = (void *)pd;
1363 g_topology_unlock();
1365 g_raid_get_disk_info(disk);
1367 /* Welcome the "new" disk. */
1368 update += g_raid_md_jmicron_start_disk(disk);
1369 if (disk->d_state != G_RAID_DISK_S_ACTIVE &&
1370 disk->d_state != G_RAID_DISK_S_SPARE) {
1371 gctl_error(req, "Disk '%s' doesn't fit.",
1373 g_raid_destroy_disk(disk);
1379 /* Write new metadata if we changed something. */
1381 g_raid_md_write_jmicron(md, NULL, NULL, NULL);
1384 gctl_error(req, "Command '%s' is not supported.", verb);
1389 g_raid_md_write_jmicron(struct g_raid_md_object *md, struct g_raid_volume *tvol,
1390 struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk)
1392 struct g_raid_softc *sc;
1393 struct g_raid_volume *vol;
1394 struct g_raid_subdisk *sd;
1395 struct g_raid_disk *disk;
1396 struct g_raid_md_jmicron_object *mdi;
1397 struct g_raid_md_jmicron_perdisk *pd;
1398 struct jmicron_raid_conf *meta;
1402 mdi = (struct g_raid_md_jmicron_object *)md;
1404 if (sc->sc_stopping == G_RAID_DESTROY_HARD)
1407 /* There is only one volume. */
1408 vol = TAILQ_FIRST(&sc->sc_volumes);
1410 /* Fill global fields. */
1411 meta = malloc(sizeof(*meta), M_MD_JMICRON, M_WAITOK | M_ZERO);
1412 strncpy(meta->signature, JMICRON_MAGIC, 2);
1413 meta->version = JMICRON_VERSION;
1414 jmicron_meta_put_name(meta, vol->v_name);
1415 if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID0)
1416 meta->type = JMICRON_T_RAID0;
1417 else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1)
1418 meta->type = JMICRON_T_RAID1;
1419 else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1E)
1420 meta->type = JMICRON_T_RAID01;
1421 else if (vol->v_raid_level == G_RAID_VOLUME_RL_CONCAT ||
1422 vol->v_raid_level == G_RAID_VOLUME_RL_SINGLE)
1423 meta->type = JMICRON_T_CONCAT;
1425 meta->type = JMICRON_T_RAID5;
1426 meta->stripe_shift = fls(vol->v_strip_size / 2048);
1427 meta->flags = JMICRON_F_READY | JMICRON_F_BOOTABLE;
1428 for (i = 0; i < vol->v_disks_count; i++) {
1429 sd = &vol->v_subdisks[i];
1430 if (sd->sd_disk == NULL || sd->sd_disk->d_md_data == NULL)
1431 meta->disks[i] = 0xffffffff;
1433 pd = (struct g_raid_md_jmicron_perdisk *)
1434 sd->sd_disk->d_md_data;
1435 meta->disks[i] = pd->pd_disk_id;
1437 if (sd->sd_state < G_RAID_SUBDISK_S_STALE)
1438 meta->flags |= JMICRON_F_BADSEC;
1440 meta->flags |= JMICRON_F_UNSYNC;
1443 /* Put spares to their slots. */
1445 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
1446 pd = (struct g_raid_md_jmicron_perdisk *)disk->d_md_data;
1447 if (disk->d_state != G_RAID_DISK_S_SPARE)
1449 meta->spare[spares] = pd->pd_disk_id;
1454 /* We are done. Print meta data and store them to disks. */
1455 if (mdi->mdio_meta != NULL)
1456 free(mdi->mdio_meta, M_MD_JMICRON);
1457 mdi->mdio_meta = meta;
1458 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
1459 pd = (struct g_raid_md_jmicron_perdisk *)disk->d_md_data;
1460 if (disk->d_state != G_RAID_DISK_S_ACTIVE &&
1461 disk->d_state != G_RAID_DISK_S_SPARE)
1463 if (pd->pd_meta != NULL) {
1464 free(pd->pd_meta, M_MD_JMICRON);
1467 pd->pd_meta = jmicron_meta_copy(meta);
1468 pd->pd_meta->disk_id = pd->pd_disk_id;
1469 if ((sd = TAILQ_FIRST(&disk->d_subdisks)) != NULL) {
1470 pd->pd_meta->offset =
1471 (sd->sd_offset / 512) / 16;
1472 pd->pd_meta->disk_sectors_high =
1473 (sd->sd_size / 512) >> 16;
1474 pd->pd_meta->disk_sectors_low =
1475 (sd->sd_size / 512) & 0xffff;
1476 if (sd->sd_state < G_RAID_SUBDISK_S_STALE)
1477 pd->pd_meta->flags &= ~JMICRON_F_BADSEC;
1478 else if (sd->sd_state < G_RAID_SUBDISK_S_ACTIVE)
1479 pd->pd_meta->flags |= JMICRON_F_UNSYNC;
1481 G_RAID_DEBUG(1, "Writing JMicron metadata to %s",
1482 g_raid_get_diskname(disk));
1483 g_raid_md_jmicron_print(pd->pd_meta);
1484 jmicron_meta_write(disk->d_consumer, pd->pd_meta);
1490 g_raid_md_fail_disk_jmicron(struct g_raid_md_object *md,
1491 struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk)
1493 struct g_raid_softc *sc;
1494 struct g_raid_md_jmicron_perdisk *pd;
1495 struct g_raid_subdisk *sd;
1498 pd = (struct g_raid_md_jmicron_perdisk *)tdisk->d_md_data;
1500 /* We can't fail disk that is not a part of array now. */
1501 if (pd->pd_disk_pos < 0)
1504 if (tdisk->d_consumer)
1505 jmicron_meta_erase(tdisk->d_consumer);
1507 /* Change states. */
1508 g_raid_change_disk_state(tdisk, G_RAID_DISK_S_FAILED);
1509 TAILQ_FOREACH(sd, &tdisk->d_subdisks, sd_next) {
1510 g_raid_change_subdisk_state(sd,
1511 G_RAID_SUBDISK_S_FAILED);
1512 g_raid_event_send(sd, G_RAID_SUBDISK_E_FAILED,
1513 G_RAID_EVENT_SUBDISK);
1516 /* Write updated metadata to remaining disks. */
1517 g_raid_md_write_jmicron(md, NULL, NULL, tdisk);
1519 /* Check if anything left except placeholders. */
1520 if (g_raid_ndisks(sc, -1) ==
1521 g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE))
1522 g_raid_destroy_node(sc, 0);
1524 g_raid_md_jmicron_refill(sc);
1529 g_raid_md_free_disk_jmicron(struct g_raid_md_object *md,
1530 struct g_raid_disk *disk)
1532 struct g_raid_md_jmicron_perdisk *pd;
1534 pd = (struct g_raid_md_jmicron_perdisk *)disk->d_md_data;
1535 if (pd->pd_meta != NULL) {
1536 free(pd->pd_meta, M_MD_JMICRON);
1539 free(pd, M_MD_JMICRON);
1540 disk->d_md_data = NULL;
1545 g_raid_md_free_jmicron(struct g_raid_md_object *md)
1547 struct g_raid_md_jmicron_object *mdi;
1549 mdi = (struct g_raid_md_jmicron_object *)md;
1550 if (!mdi->mdio_started) {
1551 mdi->mdio_started = 0;
1552 callout_stop(&mdi->mdio_start_co);
1553 G_RAID_DEBUG1(1, md->mdo_softc,
1554 "root_mount_rel %p", mdi->mdio_rootmount);
1555 root_mount_rel(mdi->mdio_rootmount);
1556 mdi->mdio_rootmount = NULL;
1558 if (mdi->mdio_meta != NULL) {
1559 free(mdi->mdio_meta, M_MD_JMICRON);
1560 mdi->mdio_meta = NULL;
1565 G_RAID_MD_DECLARE(jmicron, "JMicron");