2 * Copyright (c) 2000 - 2006 Søren Schmidt <sos@FreeBSD.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer,
10 * without modification, immediately at the beginning of the file.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 * $FreeBSD: src/sys/dev/ata/ata-raid.c,v 1.120 2006/04/15 10:27:41 maxim Exp $
27 * $DragonFly: src/sys/dev/disk/nata/ata-raid.c,v 1.11 2008/08/30 02:56:11 dillon Exp $
32 #include <sys/param.h>
38 #include <sys/device.h>
40 #include <sys/endian.h>
41 #include <sys/libkern.h>
42 #include <sys/malloc.h>
43 #include <sys/module.h>
45 #include <sys/spinlock2.h>
46 #include <sys/systm.h>
50 #include <machine/md_var.h>
52 #include <bus/pci/pcivar.h>
61 /* device structure */
62 static d_strategy_t ata_raid_strategy;
63 static d_dump_t ata_raid_dump;
64 static struct dev_ops ar_ops = {
65 { "ar", 157, D_DISK },
70 .d_strategy = ata_raid_strategy,
71 .d_dump = ata_raid_dump,
75 static void ata_raid_done(struct ata_request *request);
76 static void ata_raid_config_changed(struct ar_softc *rdp, int writeback);
77 static int ata_raid_status(struct ata_ioc_raid_config *config);
78 static int ata_raid_create(struct ata_ioc_raid_config *config);
79 static int ata_raid_delete(int array);
80 static int ata_raid_addspare(struct ata_ioc_raid_config *config);
81 static int ata_raid_rebuild(int array);
82 static int ata_raid_read_metadata(device_t subdisk);
83 static int ata_raid_write_metadata(struct ar_softc *rdp);
84 static int ata_raid_wipe_metadata(struct ar_softc *rdp);
85 static int ata_raid_adaptec_read_meta(device_t dev, struct ar_softc **raidp);
86 static int ata_raid_hptv2_read_meta(device_t dev, struct ar_softc **raidp);
87 static int ata_raid_hptv2_write_meta(struct ar_softc *rdp);
88 static int ata_raid_hptv3_read_meta(device_t dev, struct ar_softc **raidp);
89 static int ata_raid_intel_read_meta(device_t dev, struct ar_softc **raidp);
90 static int ata_raid_intel_write_meta(struct ar_softc *rdp);
91 static int ata_raid_ite_read_meta(device_t dev, struct ar_softc **raidp);
92 static int ata_raid_jmicron_read_meta(device_t dev, struct ar_softc **raidp);
93 static int ata_raid_jmicron_write_meta(struct ar_softc *rdp);
94 static int ata_raid_lsiv2_read_meta(device_t dev, struct ar_softc **raidp);
95 static int ata_raid_lsiv3_read_meta(device_t dev, struct ar_softc **raidp);
96 static int ata_raid_nvidia_read_meta(device_t dev, struct ar_softc **raidp);
97 static int ata_raid_promise_read_meta(device_t dev, struct ar_softc **raidp, int native);
98 static int ata_raid_promise_write_meta(struct ar_softc *rdp);
99 static int ata_raid_sii_read_meta(device_t dev, struct ar_softc **raidp);
100 static int ata_raid_sis_read_meta(device_t dev, struct ar_softc **raidp);
101 static int ata_raid_sis_write_meta(struct ar_softc *rdp);
102 static int ata_raid_via_read_meta(device_t dev, struct ar_softc **raidp);
103 static int ata_raid_via_write_meta(struct ar_softc *rdp);
104 static struct ata_request *ata_raid_init_request(struct ar_softc *rdp, struct bio *bio);
105 static int ata_raid_send_request(struct ata_request *request);
106 static int ata_raid_rw(device_t dev, u_int64_t lba, void *data, u_int bcount, int flags);
107 static char * ata_raid_format(struct ar_softc *rdp);
108 static char * ata_raid_type(struct ar_softc *rdp);
109 static char * ata_raid_flags(struct ar_softc *rdp);
112 static void ata_raid_print_meta(struct ar_softc *meta);
113 static void ata_raid_adaptec_print_meta(struct adaptec_raid_conf *meta);
114 static void ata_raid_hptv2_print_meta(struct hptv2_raid_conf *meta);
115 static void ata_raid_hptv3_print_meta(struct hptv3_raid_conf *meta);
116 static void ata_raid_intel_print_meta(struct intel_raid_conf *meta);
117 static void ata_raid_ite_print_meta(struct ite_raid_conf *meta);
118 static void ata_raid_jmicron_print_meta(struct jmicron_raid_conf *meta);
119 static void ata_raid_lsiv2_print_meta(struct lsiv2_raid_conf *meta);
120 static void ata_raid_lsiv3_print_meta(struct lsiv3_raid_conf *meta);
121 static void ata_raid_nvidia_print_meta(struct nvidia_raid_conf *meta);
122 static void ata_raid_promise_print_meta(struct promise_raid_conf *meta);
123 static void ata_raid_sii_print_meta(struct sii_raid_conf *meta);
124 static void ata_raid_sis_print_meta(struct sis_raid_conf *meta);
125 static void ata_raid_via_print_meta(struct via_raid_conf *meta);
128 static struct ar_softc *ata_raid_arrays[MAX_ARRAYS];
129 static MALLOC_DEFINE(M_AR, "ar_driver", "ATA PseudoRAID driver");
130 static devclass_t ata_raid_sub_devclass;
131 static int testing = 0;
134 ata_raid_attach(struct ar_softc *rdp, int writeback)
136 struct disk_info info;
141 spin_init(&rdp->lock);
142 ata_raid_config_changed(rdp, writeback);
144 /* sanitize arrays total_size % (width * interleave) == 0 */
145 if (rdp->type == AR_T_RAID0 || rdp->type == AR_T_RAID01 ||
146 rdp->type == AR_T_RAID5) {
147 rdp->total_sectors = (rdp->total_sectors/(rdp->interleave*rdp->width))*
148 (rdp->interleave * rdp->width);
149 ksprintf(buffer, " (stripe %d KB)",
150 (rdp->interleave * DEV_BSIZE) / 1024);
154 /* XXX TGEN add devstats? */
155 cdev = disk_create(rdp->lun, &rdp->disk, &ar_ops);
157 cdev->si_iosize_max = 128 * DEV_BSIZE;
160 bzero(&info, sizeof(info));
161 info.d_media_blksize = DEV_BSIZE; /* mandatory */
162 info.d_media_blocks = rdp->total_sectors;
164 info.d_secpertrack = rdp->sectors; /* optional */
165 info.d_nheads = rdp->heads;
166 info.d_ncylinders = rdp->total_sectors/(rdp->heads*rdp->sectors);
167 info.d_secpercyl = rdp->sectors * rdp->heads;
169 kprintf("ar%d: %juMB <%s %s%s> status: %s\n", rdp->lun,
170 rdp->total_sectors / ((1024L * 1024L) / DEV_BSIZE),
171 ata_raid_format(rdp), ata_raid_type(rdp),
172 buffer, ata_raid_flags(rdp));
174 if (testing || bootverbose)
175 kprintf("ar%d: %ju sectors [%dC/%dH/%dS] <%s> subdisks defined as:\n",
176 rdp->lun, rdp->total_sectors,
177 rdp->cylinders, rdp->heads, rdp->sectors, rdp->name);
179 for (disk = 0; disk < rdp->total_disks; disk++) {
180 kprintf("ar%d: disk%d ", rdp->lun, disk);
181 if (rdp->disks[disk].dev) {
182 if (rdp->disks[disk].flags & AR_DF_PRESENT) {
183 /* status of this disk in the array */
184 if (rdp->disks[disk].flags & AR_DF_ONLINE)
186 else if (rdp->disks[disk].flags & AR_DF_SPARE)
191 /* what type of disk is this in the array */
195 if (disk < rdp->width)
196 kprintf("(master) ");
198 kprintf("(mirror) ");
201 /* which physical disk is used */
202 kprintf("using %s at ata%d-%s\n",
203 device_get_nameunit(rdp->disks[disk].dev),
204 device_get_unit(device_get_parent(rdp->disks[disk].dev)),
205 (((struct ata_device *)
206 device_get_softc(rdp->disks[disk].dev))->unit ==
207 ATA_MASTER) ? "master" : "slave");
209 else if (rdp->disks[disk].flags & AR_DF_ASSIGNED)
212 kprintf("INVALID no RAID config on this subdisk\n");
215 kprintf("DOWN no device found for this subdisk\n");
218 disk_setdiskinfo(&rdp->disk, &info);
222 * ATA PseudoRAID ioctl function. Note that this does not need to be adjusted
223 * to the dev_ops way, because it's just chained from the generic ata ioctl.
226 ata_raid_ioctl(u_long cmd, caddr_t data)
228 struct ata_ioc_raid_config *config = (struct ata_ioc_raid_config *)data;
229 int *lun = (int *)data;
230 int error = EOPNOTSUPP;
233 case IOCATARAIDSTATUS:
234 error = ata_raid_status(config);
237 case IOCATARAIDCREATE:
238 error = ata_raid_create(config);
241 case IOCATARAIDDELETE:
242 error = ata_raid_delete(*lun);
245 case IOCATARAIDADDSPARE:
246 error = ata_raid_addspare(config);
249 case IOCATARAIDREBUILD:
250 error = ata_raid_rebuild(*lun);
257 ata_raid_flush(struct ar_softc *rdp, struct bio *bp)
259 struct ata_request *request;
264 bp->bio_driver_info = NULL;
266 for (disk = 0; disk < rdp->total_disks; disk++) {
267 if ((dev = rdp->disks[disk].dev) != NULL)
268 bp->bio_driver_info = (void *)((intptr_t)bp->bio_driver_info + 1);
270 for (disk = 0; disk < rdp->total_disks; disk++) {
271 if ((dev = rdp->disks[disk].dev) == NULL)
273 if (!(request = ata_raid_init_request(rdp, bp)))
276 request->u.ata.command = ATA_FLUSHCACHE;
277 request->u.ata.lba = 0;
278 request->u.ata.count = 0;
279 request->u.ata.feature = 0;
280 request->timeout = 1;
281 request->retries = 0;
282 request->flags |= ATA_R_ORDERED | ATA_R_DIRECT;
283 ata_queue_request(request);
289 * XXX TGEN there are a lot of offset -> block number conversions going on
290 * here, which is suboptimal.
293 ata_raid_strategy(struct dev_strategy_args *ap)
295 struct ar_softc *rdp = ap->a_head.a_dev->si_drv1;
296 struct bio *bp = ap->a_bio;
297 struct buf *bbp = bp->bio_buf;
298 struct ata_request *request;
300 u_int64_t blkno, lba, blk = 0;
301 int count, chunk, drv, par = 0, change = 0;
303 if (bbp->b_cmd == BUF_CMD_FLUSH) {
306 error = ata_raid_flush(rdp, bp);
308 bbp->b_flags |= B_ERROR;
309 bbp->b_error = error;
315 if (!(rdp->status & AR_S_READY) ||
316 (bbp->b_cmd != BUF_CMD_READ && bbp->b_cmd != BUF_CMD_WRITE)) {
317 bbp->b_flags |= B_ERROR;
323 bbp->b_resid = bbp->b_bcount;
324 for (count = howmany(bbp->b_bcount, DEV_BSIZE),
325 /* bio_offset is byte granularity, convert */
326 blkno = (u_int64_t)(bp->bio_offset >> DEV_BSHIFT),
329 count -= chunk, blkno += chunk, data += (chunk * DEV_BSIZE)) {
342 while (lba >= rdp->disks[drv].sectors)
343 lba -= rdp->disks[drv++].sectors;
344 chunk = min(rdp->disks[drv].sectors - lba, count);
349 chunk = blkno % rdp->interleave;
350 drv = (blkno / rdp->interleave) % rdp->width;
351 lba = (((blkno/rdp->interleave)/rdp->width)*rdp->interleave)+chunk;
352 chunk = min(count, rdp->interleave - chunk);
356 drv = (blkno / rdp->interleave) % (rdp->width - 1);
357 par = rdp->width - 1 -
358 (blkno / (rdp->interleave * (rdp->width - 1))) % rdp->width;
361 lba = ((blkno/rdp->interleave)/(rdp->width-1))*(rdp->interleave) +
362 ((blkno%(rdp->interleave*(rdp->width-1)))%rdp->interleave);
363 chunk = min(count, rdp->interleave - (lba % rdp->interleave));
367 kprintf("ar%d: unknown array type in ata_raid_strategy\n", rdp->lun);
368 bbp->b_flags |= B_ERROR;
374 /* offset on all but "first on HPTv2" */
375 if (!(drv == 0 && rdp->format == AR_F_HPTV2_RAID))
376 lba += rdp->offset_sectors;
378 if (!(request = ata_raid_init_request(rdp, bp))) {
379 bbp->b_flags |= B_ERROR;
384 request->data = data;
385 request->bytecount = chunk * DEV_BSIZE;
386 request->u.ata.lba = lba;
387 request->u.ata.count = request->bytecount / DEV_BSIZE;
393 if (((rdp->disks[drv].flags & (AR_DF_PRESENT|AR_DF_ONLINE)) ==
394 (AR_DF_PRESENT|AR_DF_ONLINE) && !rdp->disks[drv].dev)) {
395 rdp->disks[drv].flags &= ~AR_DF_ONLINE;
396 ata_raid_config_changed(rdp, 1);
397 ata_free_request(request);
398 bbp->b_flags |= B_ERROR;
404 request->dev = rdp->disks[request->this].dev;
405 ata_raid_send_request(request);
410 if ((rdp->disks[drv].flags &
411 (AR_DF_PRESENT|AR_DF_ONLINE))==(AR_DF_PRESENT|AR_DF_ONLINE) &&
412 !rdp->disks[drv].dev) {
413 rdp->disks[drv].flags &= ~AR_DF_ONLINE;
416 if ((rdp->disks[drv + rdp->width].flags &
417 (AR_DF_PRESENT|AR_DF_ONLINE))==(AR_DF_PRESENT|AR_DF_ONLINE) &&
418 !rdp->disks[drv + rdp->width].dev) {
419 rdp->disks[drv + rdp->width].flags &= ~AR_DF_ONLINE;
423 ata_raid_config_changed(rdp, 1);
424 if (!(rdp->status & AR_S_READY)) {
425 ata_free_request(request);
426 bbp->b_flags |= B_ERROR;
432 if (rdp->status & AR_S_REBUILDING)
433 blk = ((lba / rdp->interleave) * rdp->width) * rdp->interleave +
434 (rdp->interleave * (drv % rdp->width)) +
435 lba % rdp->interleave;;
437 if (bbp->b_cmd == BUF_CMD_READ) {
439 (rdp->disks[drv].flags & AR_DF_ONLINE);
441 (rdp->disks[drv+rdp->width].flags & AR_DF_ONLINE);
443 /* if mirror gone or close to last access on source */
446 ((u_int64_t)(bp->bio_offset >> DEV_BSHIFT)) >=
447 (rdp->disks[drv].last_lba - AR_PROXIMITY) &&
448 ((u_int64_t)(bp->bio_offset >> DEV_BSHIFT)) <=
449 (rdp->disks[drv].last_lba + AR_PROXIMITY))) {
452 /* if source gone or close to last access on mirror */
453 else if (!src_online ||
455 ((u_int64_t)(bp->bio_offset >> DEV_BSHIFT)) >=
456 (rdp->disks[drv+rdp->width].last_lba-AR_PROXIMITY) &&
457 ((u_int64_t)(bp->bio_offset >> DEV_BSHIFT)) <=
458 (rdp->disks[drv+rdp->width].last_lba+AR_PROXIMITY))) {
462 /* not close to any previous access, toggle */
472 if ((rdp->status & AR_S_REBUILDING) &&
473 (blk <= rdp->rebuild_lba) &&
474 ((blk + chunk) > rdp->rebuild_lba)) {
475 struct ata_composite *composite;
476 struct ata_request *rebuild;
479 /* figure out what part to rebuild */
480 if (drv < rdp->width)
481 this = drv + rdp->width;
483 this = drv - rdp->width;
485 /* do we have a spare to rebuild on ? */
486 if (rdp->disks[this].flags & AR_DF_SPARE) {
487 if ((composite = ata_alloc_composite())) {
488 if ((rebuild = ata_alloc_request())) {
489 rdp->rebuild_lba = blk + chunk;
490 bcopy(request, rebuild,
491 sizeof(struct ata_request));
492 rebuild->this = this;
493 rebuild->dev = rdp->disks[this].dev;
494 rebuild->flags &= ~ATA_R_READ;
495 rebuild->flags |= ATA_R_WRITE;
496 spin_init(&composite->lock);
497 composite->residual = request->bytecount;
498 composite->rd_needed |= (1 << drv);
499 composite->wr_depend |= (1 << drv);
500 composite->wr_needed |= (1 << this);
501 composite->request[drv] = request;
502 composite->request[this] = rebuild;
503 request->composite = composite;
504 rebuild->composite = composite;
505 ata_raid_send_request(rebuild);
508 ata_free_composite(composite);
509 kprintf("DOH! ata_alloc_request failed!\n");
513 kprintf("DOH! ata_alloc_composite failed!\n");
516 else if (rdp->disks[this].flags & AR_DF_ONLINE) {
518 * if we got here we are a chunk of a RAID01 that
519 * does not need a rebuild, but we need to increment
520 * the rebuild_lba address to get the rebuild to
521 * move to the next chunk correctly
523 rdp->rebuild_lba = blk + chunk;
526 kprintf("DOH! we didn't find the rebuild part\n");
529 if (bbp->b_cmd == BUF_CMD_WRITE) {
530 if ((rdp->disks[drv+rdp->width].flags & AR_DF_ONLINE) ||
531 ((rdp->status & AR_S_REBUILDING) &&
532 (rdp->disks[drv+rdp->width].flags & AR_DF_SPARE) &&
533 ((blk < rdp->rebuild_lba) ||
534 ((blk <= rdp->rebuild_lba) &&
535 ((blk + chunk) > rdp->rebuild_lba))))) {
536 if ((rdp->disks[drv].flags & AR_DF_ONLINE) ||
537 ((rdp->status & AR_S_REBUILDING) &&
538 (rdp->disks[drv].flags & AR_DF_SPARE) &&
539 ((blk < rdp->rebuild_lba) ||
540 ((blk <= rdp->rebuild_lba) &&
541 ((blk + chunk) > rdp->rebuild_lba))))) {
542 struct ata_request *mirror;
543 struct ata_composite *composite;
544 int this = drv + rdp->width;
546 if ((composite = ata_alloc_composite())) {
547 if ((mirror = ata_alloc_request())) {
548 if ((blk <= rdp->rebuild_lba) &&
549 ((blk + chunk) > rdp->rebuild_lba))
550 rdp->rebuild_lba = blk + chunk;
551 bcopy(request, mirror,
552 sizeof(struct ata_request));
554 mirror->dev = rdp->disks[this].dev;
555 spin_init(&composite->lock);
556 composite->residual = request->bytecount;
557 composite->wr_needed |= (1 << drv);
558 composite->wr_needed |= (1 << this);
559 composite->request[drv] = request;
560 composite->request[this] = mirror;
561 request->composite = composite;
562 mirror->composite = composite;
563 ata_raid_send_request(mirror);
564 rdp->disks[this].last_lba =
565 (u_int64_t)(bp->bio_offset >> DEV_BSHIFT) +
569 ata_free_composite(composite);
570 kprintf("DOH! ata_alloc_request failed!\n");
574 kprintf("DOH! ata_alloc_composite failed!\n");
582 request->dev = rdp->disks[request->this].dev;
583 ata_raid_send_request(request);
584 rdp->disks[request->this].last_lba =
585 ((u_int64_t)(bp->bio_offset) >> DEV_BSHIFT) + chunk;
589 if (((rdp->disks[drv].flags & (AR_DF_PRESENT|AR_DF_ONLINE)) ==
590 (AR_DF_PRESENT|AR_DF_ONLINE) && !rdp->disks[drv].dev)) {
591 rdp->disks[drv].flags &= ~AR_DF_ONLINE;
594 if (((rdp->disks[par].flags & (AR_DF_PRESENT|AR_DF_ONLINE)) ==
595 (AR_DF_PRESENT|AR_DF_ONLINE) && !rdp->disks[par].dev)) {
596 rdp->disks[par].flags &= ~AR_DF_ONLINE;
600 ata_raid_config_changed(rdp, 1);
601 if (!(rdp->status & AR_S_READY)) {
602 ata_free_request(request);
603 bbp->b_flags |= B_ERROR;
608 if (rdp->status & AR_S_DEGRADED) {
609 /* do the XOR game if possible */
613 request->dev = rdp->disks[request->this].dev;
614 if (bbp->b_cmd == BUF_CMD_READ) {
615 ata_raid_send_request(request);
617 if (bbp->b_cmd == BUF_CMD_WRITE) {
618 ata_raid_send_request(request);
619 /* XXX TGEN no, I don't speak Danish either */
621 * sikre at læs-modify-skriv til hver disk er atomarisk.
622 * par kopi af request
623 * læse orgdata fra drv
624 * skriv nydata til drv
625 * læse parorgdata fra par
626 * skriv orgdata xor parorgdata xor nydata til par
633 kprintf("ar%d: unknown array type in ata_raid_strategy\n", rdp->lun);
641 ata_raid_done(struct ata_request *request)
643 struct ar_softc *rdp = request->driver;
644 struct ata_composite *composite = NULL;
645 struct bio *bp = request->bio;
646 struct buf *bbp = bp->bio_buf;
647 int i, mirror, finished = 0;
649 if (bbp->b_cmd == BUF_CMD_FLUSH) {
650 if (bbp->b_error == 0)
651 bbp->b_error = request->result;
652 ata_free_request(request);
653 bp->bio_driver_info = (void *)((intptr_t)bp->bio_driver_info - 1);
654 if ((intptr_t)bp->bio_driver_info == 0) {
656 bbp->b_flags |= B_ERROR;
666 if (request->result) {
667 rdp->disks[request->this].flags &= ~AR_DF_ONLINE;
668 ata_raid_config_changed(rdp, 1);
669 bbp->b_error = request->result;
673 bbp->b_resid -= request->donecount;
681 if (request->this < rdp->width)
682 mirror = request->this + rdp->width;
684 mirror = request->this - rdp->width;
685 if (request->result) {
686 rdp->disks[request->this].flags &= ~AR_DF_ONLINE;
687 ata_raid_config_changed(rdp, 1);
689 if (rdp->status & AR_S_READY) {
692 if (rdp->status & AR_S_REBUILDING)
693 blk = ((request->u.ata.lba / rdp->interleave) * rdp->width) *
694 rdp->interleave + (rdp->interleave *
695 (request->this % rdp->width)) +
696 request->u.ata.lba % rdp->interleave;
698 if (bbp->b_cmd == BUF_CMD_READ) {
700 /* is this a rebuild composite */
701 if ((composite = request->composite)) {
702 spin_lock(&composite->lock);
704 /* handle the read part of a rebuild composite */
705 if (request->flags & ATA_R_READ) {
707 /* if read failed array is now broken */
708 if (request->result) {
709 rdp->disks[request->this].flags &= ~AR_DF_ONLINE;
710 ata_raid_config_changed(rdp, 1);
711 bbp->b_error = request->result;
712 rdp->rebuild_lba = blk;
716 /* good data, update how far we've gotten */
718 bbp->b_resid -= request->donecount;
719 composite->residual -= request->donecount;
720 if (!composite->residual) {
721 if (composite->wr_done & (1 << mirror))
727 /* handle the write part of a rebuild composite */
728 else if (request->flags & ATA_R_WRITE) {
729 if (composite->rd_done & (1 << mirror)) {
730 if (request->result) {
731 kprintf("DOH! rebuild failed\n"); /* XXX SOS */
732 rdp->rebuild_lba = blk;
734 if (!composite->residual)
738 spin_unlock(&composite->lock);
741 /* if read failed retry on the mirror */
742 else if (request->result) {
743 request->dev = rdp->disks[mirror].dev;
744 request->flags &= ~ATA_R_TIMEOUT;
745 ata_raid_send_request(request);
749 /* we have good data */
751 bbp->b_resid -= request->donecount;
756 else if (bbp->b_cmd == BUF_CMD_WRITE) {
757 /* do we have a mirror or rebuild to deal with ? */
758 if ((composite = request->composite)) {
759 spin_lock(&composite->lock);
760 if (composite->wr_done & (1 << mirror)) {
761 if (request->result) {
762 if (composite->request[mirror]->result) {
763 kprintf("DOH! all disks failed and got here\n");
766 if (rdp->status & AR_S_REBUILDING) {
767 rdp->rebuild_lba = blk;
768 kprintf("DOH! rebuild failed\n"); /* XXX SOS */
771 composite->request[mirror]->donecount;
772 composite->residual -=
773 composite->request[mirror]->donecount;
776 bbp->b_resid -= request->donecount;
777 composite->residual -= request->donecount;
779 if (!composite->residual)
782 spin_unlock(&composite->lock);
784 /* no mirror we are done */
786 bbp->b_resid -= request->donecount;
793 /* XXX TGEN bbp->b_flags |= B_ERROR; */
794 bbp->b_error = request->result;
800 if (request->result) {
801 rdp->disks[request->this].flags &= ~AR_DF_ONLINE;
802 ata_raid_config_changed(rdp, 1);
803 if (rdp->status & AR_S_READY) {
804 if (bbp->b_cmd == BUF_CMD_READ) {
805 /* do the XOR game to recover data */
807 if (bbp->b_cmd == BUF_CMD_WRITE) {
808 /* if the parity failed we're OK sortof */
809 /* otherwise wee need to do the XOR long dance */
814 /* XXX TGEN bbp->b_flags |= B_ERROR; */
815 bbp->b_error = request->result;
820 /* did we have an XOR game going ?? */
821 bbp->b_resid -= request->donecount;
828 kprintf("ar%d: unknown array type in ata_raid_done\n", rdp->lun);
832 if ((rdp->status & AR_S_REBUILDING) &&
833 rdp->rebuild_lba >= rdp->total_sectors) {
836 for (disk = 0; disk < rdp->total_disks; disk++) {
837 if ((rdp->disks[disk].flags &
838 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_SPARE)) ==
839 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_SPARE)) {
840 rdp->disks[disk].flags &= ~AR_DF_SPARE;
841 rdp->disks[disk].flags |= AR_DF_ONLINE;
844 rdp->status &= ~AR_S_REBUILDING;
845 ata_raid_config_changed(rdp, 1);
853 /* we are done with this composite, free all resources */
854 for (i = 0; i < 32; i++) {
855 if (composite->rd_needed & (1 << i) ||
856 composite->wr_needed & (1 << i)) {
857 ata_free_request(composite->request[i]);
860 spin_uninit(&composite->lock);
861 ata_free_composite(composite);
865 ata_free_request(request);
869 ata_raid_dump(struct dev_dump_args *ap)
871 struct ar_softc *rdp = ap->a_head.a_dev->si_drv1;
876 if (ap->a_length == 0) {
877 /* flush subdisk buffers to media */
878 for (disk = 0, error = 0; disk < rdp->total_disks; disk++) {
879 if (rdp->disks[disk].dev) {
880 error |= ata_controlcmd(rdp->disks[disk].dev,
881 ATA_FLUSHCACHE, 0, 0, 0);
884 return (error ? EIO : 0);
887 bzero(&dbuf, sizeof(struct buf));
889 BUF_LOCK(&dbuf, LK_EXCLUSIVE);
890 /* bio_offset is byte granularity, convert block granularity a_blkno */
891 dbuf.b_bio1.bio_offset = ap->a_offset;
892 dbuf.b_bio1.bio_caller_info1.ptr = (void *)rdp;
893 dbuf.b_bio1.bio_flags |= BIO_SYNC;
894 dbuf.b_bio1.bio_done = biodone_sync;
895 dbuf.b_bcount = ap->a_length;
896 dbuf.b_data = ap->a_virtual;
897 dbuf.b_cmd = BUF_CMD_WRITE;
898 dev_dstrategy(rdp->cdev, &dbuf.b_bio1);
899 /* wait for completion, unlock the buffer, check status */
900 if (biowait(&dbuf.b_bio1, "dumpw")) {
902 return(dbuf.b_error ? dbuf.b_error : EIO);
911 ata_raid_config_changed(struct ar_softc *rdp, int writeback)
913 int disk, count, status;
915 spin_lock(&rdp->lock);
916 /* set default all working mode */
917 status = rdp->status;
918 rdp->status &= ~AR_S_DEGRADED;
919 rdp->status |= AR_S_READY;
921 /* make sure all lost drives are accounted for */
922 for (disk = 0; disk < rdp->total_disks; disk++) {
923 if (!(rdp->disks[disk].flags & AR_DF_PRESENT))
924 rdp->disks[disk].flags &= ~AR_DF_ONLINE;
927 /* depending on RAID type figure out our health status */
932 for (disk = 0; disk < rdp->total_disks; disk++)
933 if (!(rdp->disks[disk].flags & AR_DF_ONLINE))
934 rdp->status &= ~AR_S_READY;
939 for (disk = 0; disk < rdp->width; disk++) {
940 if (!(rdp->disks[disk].flags & AR_DF_ONLINE) &&
941 !(rdp->disks[disk + rdp->width].flags & AR_DF_ONLINE)) {
942 rdp->status &= ~AR_S_READY;
944 else if (((rdp->disks[disk].flags & AR_DF_ONLINE) &&
945 !(rdp->disks[disk + rdp->width].flags & AR_DF_ONLINE)) ||
946 (!(rdp->disks[disk].flags & AR_DF_ONLINE) &&
947 (rdp->disks [disk + rdp->width].flags & AR_DF_ONLINE))) {
948 rdp->status |= AR_S_DEGRADED;
954 for (count = 0, disk = 0; disk < rdp->total_disks; disk++) {
955 if (!(rdp->disks[disk].flags & AR_DF_ONLINE))
960 rdp->status &= ~AR_S_READY;
962 rdp->status |= AR_S_DEGRADED;
966 rdp->status &= ~AR_S_READY;
970 * Note that when the array breaks so comes up broken we
971 * force a write of the array config to the remaining
972 * drives so that the generation will be incremented past
973 * those of the missing or failed drives (in all cases).
975 if (rdp->status != status) {
976 if (!(rdp->status & AR_S_READY)) {
977 kprintf("ar%d: FAILURE - %s array broken\n",
978 rdp->lun, ata_raid_type(rdp));
981 else if (rdp->status & AR_S_DEGRADED) {
982 if (rdp->type & (AR_T_RAID1 | AR_T_RAID01))
983 kprintf("ar%d: WARNING - mirror", rdp->lun);
985 kprintf("ar%d: WARNING - parity", rdp->lun);
986 kprintf(" protection lost. %s array in DEGRADED mode\n",
991 spin_unlock(&rdp->lock);
993 ata_raid_write_metadata(rdp);
998 ata_raid_status(struct ata_ioc_raid_config *config)
1000 struct ar_softc *rdp;
1003 if (!(rdp = ata_raid_arrays[config->lun]))
1006 config->type = rdp->type;
1007 config->total_disks = rdp->total_disks;
1008 for (i = 0; i < rdp->total_disks; i++ ) {
1009 if ((rdp->disks[i].flags & AR_DF_PRESENT) && rdp->disks[i].dev)
1010 config->disks[i] = device_get_unit(rdp->disks[i].dev);
1012 config->disks[i] = -1;
1014 config->interleave = rdp->interleave;
1015 config->status = rdp->status;
1016 config->progress = 100 * rdp->rebuild_lba / rdp->total_sectors;
1021 ata_raid_create(struct ata_ioc_raid_config *config)
1023 struct ar_softc *rdp;
1026 int ctlr = 0, disk_size = 0, total_disks = 0;
1029 for (array = 0; array < MAX_ARRAYS; array++) {
1030 if (!ata_raid_arrays[array])
1033 if (array >= MAX_ARRAYS)
1036 rdp = (struct ar_softc*)kmalloc(sizeof(struct ar_softc), M_AR,
1039 for (disk = 0; disk < config->total_disks; disk++) {
1040 if ((subdisk = devclass_get_device(ata_raid_sub_devclass,
1041 config->disks[disk]))) {
1042 struct ata_raid_subdisk *ars = device_get_softc(subdisk);
1044 /* is device already assigned to another array ? */
1045 if (ars->raid[rdp->volume]) {
1046 config->disks[disk] = -1;
1050 rdp->disks[disk].dev = device_get_parent(subdisk);
1052 gpdev = GRANDPARENT(rdp->disks[disk].dev);
1054 switch (pci_get_vendor(gpdev)) {
1055 case ATA_HIGHPOINT_ID:
1057 * we need some way to decide if it should be v2 or v3
1058 * for now just use v2 since the v3 BIOS knows how to
1059 * handle that as well.
1061 ctlr = AR_F_HPTV2_RAID;
1062 rdp->disks[disk].sectors = HPTV3_LBA(rdp->disks[disk].dev);
1066 ctlr = AR_F_INTEL_RAID;
1067 rdp->disks[disk].sectors = INTEL_LBA(rdp->disks[disk].dev);
1071 ctlr = AR_F_ITE_RAID;
1072 rdp->disks[disk].sectors = ITE_LBA(rdp->disks[disk].dev);
1075 case ATA_JMICRON_ID:
1076 ctlr = AR_F_JMICRON_RAID;
1077 rdp->disks[disk].sectors = JMICRON_LBA(rdp->disks[disk].dev);
1080 case 0: /* XXX SOS cover up for bug in our PCI code */
1081 case ATA_PROMISE_ID:
1082 ctlr = AR_F_PROMISE_RAID;
1083 rdp->disks[disk].sectors = PROMISE_LBA(rdp->disks[disk].dev);
1087 ctlr = AR_F_SIS_RAID;
1088 rdp->disks[disk].sectors = SIS_LBA(rdp->disks[disk].dev);
1093 ctlr = AR_F_VIA_RAID;
1094 rdp->disks[disk].sectors = VIA_LBA(rdp->disks[disk].dev);
1099 * right, so here we are, we have an ATA chip and we want
1100 * to create a RAID and store the metadata.
1101 * we need to find a way to tell what kind of metadata this
1102 * hardware's BIOS might be using (good ideas are welcomed)
1103 * for now we just use our own native FreeBSD format.
1104 * the only way to get support for the BIOS format is to
1105 * setup the RAID from there, in that case we pickup the
1106 * metadata format from the disks (if we support it).
1108 kprintf("WARNING!! - not able to determine metadata format\n"
1109 "WARNING!! - Using FreeBSD PseudoRAID metadata\n"
1110 "If that is not what you want, use the BIOS to "
1111 "create the array\n");
1112 ctlr = AR_F_FREEBSD_RAID;
1113 rdp->disks[disk].sectors = PROMISE_LBA(rdp->disks[disk].dev);
1117 /* we need all disks to be of the same format */
1118 if ((rdp->format & AR_F_FORMAT_MASK) &&
1119 (rdp->format & AR_F_FORMAT_MASK) != (ctlr & AR_F_FORMAT_MASK)) {
1126 /* use the smallest disk of the lots size */
1127 /* gigabyte boundry ??? XXX SOS */
1129 disk_size = min(rdp->disks[disk].sectors, disk_size);
1131 disk_size = rdp->disks[disk].sectors;
1132 rdp->disks[disk].flags =
1133 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
1138 config->disks[disk] = -1;
1144 if (total_disks != config->total_disks) {
1149 switch (config->type) {
1156 if (total_disks != 2) {
1163 if (total_disks % 2 != 0) {
1170 if (total_disks < 3) {
1180 rdp->type = config->type;
1182 if (rdp->type == AR_T_RAID0 || rdp->type == AR_T_RAID01 ||
1183 rdp->type == AR_T_RAID5) {
1186 while (config->interleave >>= 1)
1188 rdp->interleave = 1 << bit;
1190 rdp->offset_sectors = 0;
1192 /* values that depend on metadata format */
1193 switch (rdp->format) {
1194 case AR_F_ADAPTEC_RAID:
1195 rdp->interleave = min(max(32, rdp->interleave), 128); /*+*/
1198 case AR_F_HPTV2_RAID:
1199 rdp->interleave = min(max(8, rdp->interleave), 128); /*+*/
1200 rdp->offset_sectors = HPTV2_LBA(x) + 1;
1203 case AR_F_HPTV3_RAID:
1204 rdp->interleave = min(max(32, rdp->interleave), 4096); /*+*/
1207 case AR_F_INTEL_RAID:
1208 rdp->interleave = min(max(8, rdp->interleave), 256); /*+*/
1212 rdp->interleave = min(max(2, rdp->interleave), 128); /*+*/
1215 case AR_F_JMICRON_RAID:
1216 rdp->interleave = min(max(8, rdp->interleave), 256); /*+*/
1219 case AR_F_LSIV2_RAID:
1220 rdp->interleave = min(max(2, rdp->interleave), 4096);
1223 case AR_F_LSIV3_RAID:
1224 rdp->interleave = min(max(2, rdp->interleave), 256);
1227 case AR_F_PROMISE_RAID:
1228 rdp->interleave = min(max(2, rdp->interleave), 2048); /*+*/
1232 rdp->interleave = min(max(8, rdp->interleave), 256); /*+*/
1236 rdp->interleave = min(max(32, rdp->interleave), 512); /*+*/
1240 rdp->interleave = min(max(8, rdp->interleave), 128); /*+*/
1244 rdp->total_disks = total_disks;
1245 rdp->width = total_disks / (rdp->type & (AR_RAID1 | AR_T_RAID01) ? 2 : 1);
1246 rdp->total_sectors = disk_size * (rdp->width - (rdp->type == AR_RAID5));
1249 rdp->cylinders = rdp->total_sectors / (255 * 63);
1250 rdp->rebuild_lba = 0;
1251 rdp->status |= AR_S_READY;
1253 /* we are committed to this array, grap the subdisks */
1254 for (disk = 0; disk < config->total_disks; disk++) {
1255 if ((subdisk = devclass_get_device(ata_raid_sub_devclass,
1256 config->disks[disk]))) {
1257 struct ata_raid_subdisk *ars = device_get_softc(subdisk);
1259 ars->raid[rdp->volume] = rdp;
1260 ars->disk_number[rdp->volume] = disk;
1263 ata_raid_attach(rdp, 1);
1264 ata_raid_arrays[array] = rdp;
1265 config->lun = array;
1270 ata_raid_delete(int array)
1272 struct ar_softc *rdp;
1276 if (!(rdp = ata_raid_arrays[array]))
1279 rdp->status &= ~AR_S_READY;
1280 disk_destroy(&rdp->disk);
1282 for (disk = 0; disk < rdp->total_disks; disk++) {
1283 if ((rdp->disks[disk].flags & AR_DF_PRESENT) && rdp->disks[disk].dev) {
1284 if ((subdisk = devclass_get_device(ata_raid_sub_devclass,
1285 device_get_unit(rdp->disks[disk].dev)))) {
1286 struct ata_raid_subdisk *ars = device_get_softc(subdisk);
1288 if (ars->raid[rdp->volume] != rdp) /* XXX SOS */
1289 device_printf(subdisk, "DOH! this disk doesn't belong\n");
1290 if (ars->disk_number[rdp->volume] != disk) /* XXX SOS */
1291 device_printf(subdisk, "DOH! this disk number is wrong\n");
1292 ars->raid[rdp->volume] = NULL;
1293 ars->disk_number[rdp->volume] = -1;
1295 rdp->disks[disk].flags = 0;
1298 ata_raid_wipe_metadata(rdp);
1299 ata_raid_arrays[array] = NULL;
1305 ata_raid_addspare(struct ata_ioc_raid_config *config)
1307 struct ar_softc *rdp;
1311 if (!(rdp = ata_raid_arrays[config->lun]))
1313 if (!(rdp->status & AR_S_DEGRADED) || !(rdp->status & AR_S_READY))
1315 if (rdp->status & AR_S_REBUILDING)
1317 switch (rdp->type) {
1321 for (disk = 0; disk < rdp->total_disks; disk++ ) {
1323 if (((rdp->disks[disk].flags & (AR_DF_PRESENT | AR_DF_ONLINE)) ==
1324 (AR_DF_PRESENT | AR_DF_ONLINE)) && rdp->disks[disk].dev)
1327 if ((subdisk = devclass_get_device(ata_raid_sub_devclass,
1328 config->disks[0] ))) {
1329 struct ata_raid_subdisk *ars = device_get_softc(subdisk);
1331 if (ars->raid[rdp->volume])
1334 /* XXX SOS validate size etc etc */
1335 ars->raid[rdp->volume] = rdp;
1336 ars->disk_number[rdp->volume] = disk;
1337 rdp->disks[disk].dev = device_get_parent(subdisk);
1338 rdp->disks[disk].flags =
1339 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_SPARE);
1341 device_printf(rdp->disks[disk].dev,
1342 "inserted into ar%d disk%d as spare\n",
1344 ata_raid_config_changed(rdp, 1);
1356 ata_raid_rebuild(int array)
1358 struct ar_softc *rdp;
1361 if (!(rdp = ata_raid_arrays[array]))
1363 /* XXX SOS we should lock the rdp softc here */
1364 if (!(rdp->status & AR_S_DEGRADED) || !(rdp->status & AR_S_READY))
1366 if (rdp->status & AR_S_REBUILDING)
1369 switch (rdp->type) {
1373 for (count = 0, disk = 0; disk < rdp->total_disks; disk++ ) {
1374 if (((rdp->disks[disk].flags &
1375 (AR_DF_PRESENT|AR_DF_ASSIGNED|AR_DF_ONLINE|AR_DF_SPARE)) ==
1376 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_SPARE)) &&
1377 rdp->disks[disk].dev) {
1383 rdp->rebuild_lba = 0;
1384 rdp->status |= AR_S_REBUILDING;
1395 ata_raid_read_metadata(device_t subdisk)
1397 devclass_t pci_devclass = devclass_find("pci");
1398 devclass_t devclass=device_get_devclass(GRANDPARENT(GRANDPARENT(subdisk)));
1402 /* prioritize vendor native metadata layout if possible */
1403 if (devclass == pci_devclass) {
1404 gpdev = device_get_parent(subdisk);
1405 gpdev = GRANDPARENT(gpdev);
1406 vendor = pci_get_vendor(gpdev);
1409 case ATA_HIGHPOINT_ID:
1410 if (ata_raid_hptv3_read_meta(subdisk, ata_raid_arrays))
1412 if (ata_raid_hptv2_read_meta(subdisk, ata_raid_arrays))
1417 if (ata_raid_intel_read_meta(subdisk, ata_raid_arrays))
1422 if (ata_raid_ite_read_meta(subdisk, ata_raid_arrays))
1426 case ATA_JMICRON_ID:
1427 if (ata_raid_jmicron_read_meta(subdisk, ata_raid_arrays))
1432 if (ata_raid_nvidia_read_meta(subdisk, ata_raid_arrays))
1436 case 0: /* XXX SOS cover up for bug in our PCI code */
1437 case ATA_PROMISE_ID:
1438 if (ata_raid_promise_read_meta(subdisk, ata_raid_arrays, 0))
1443 case ATA_SILICON_IMAGE_ID:
1444 if (ata_raid_sii_read_meta(subdisk, ata_raid_arrays))
1449 if (ata_raid_sis_read_meta(subdisk, ata_raid_arrays))
1454 if (ata_raid_via_read_meta(subdisk, ata_raid_arrays))
1460 /* handle controllers that have multiple layout possibilities */
1461 /* NOTE: the order of these are not insignificant */
1463 /* Adaptec HostRAID */
1464 if (ata_raid_adaptec_read_meta(subdisk, ata_raid_arrays))
1467 /* LSILogic v3 and v2 */
1468 if (ata_raid_lsiv3_read_meta(subdisk, ata_raid_arrays))
1470 if (ata_raid_lsiv2_read_meta(subdisk, ata_raid_arrays))
1473 /* if none of the above matched, try FreeBSD native format */
1474 return ata_raid_promise_read_meta(subdisk, ata_raid_arrays, 1);
1478 ata_raid_write_metadata(struct ar_softc *rdp)
1480 switch (rdp->format) {
1481 case AR_F_FREEBSD_RAID:
1482 case AR_F_PROMISE_RAID:
1483 return ata_raid_promise_write_meta(rdp);
1485 case AR_F_HPTV3_RAID:
1486 case AR_F_HPTV2_RAID:
1488 * always write HPT v2 metadata, the v3 BIOS knows it as well.
1489 * this is handy since we cannot know what version BIOS is on there
1491 return ata_raid_hptv2_write_meta(rdp);
1493 case AR_F_INTEL_RAID:
1494 return ata_raid_intel_write_meta(rdp);
1496 case AR_F_JMICRON_RAID:
1497 return ata_raid_jmicron_write_meta(rdp);
1500 return ata_raid_sis_write_meta(rdp);
1503 return ata_raid_via_write_meta(rdp);
1505 case AR_F_HPTV3_RAID:
1506 return ata_raid_hptv3_write_meta(rdp);
1508 case AR_F_ADAPTEC_RAID:
1509 return ata_raid_adaptec_write_meta(rdp);
1512 return ata_raid_ite_write_meta(rdp);
1514 case AR_F_LSIV2_RAID:
1515 return ata_raid_lsiv2_write_meta(rdp);
1517 case AR_F_LSIV3_RAID:
1518 return ata_raid_lsiv3_write_meta(rdp);
1520 case AR_F_NVIDIA_RAID:
1521 return ata_raid_nvidia_write_meta(rdp);
1524 return ata_raid_sii_write_meta(rdp);
1528 kprintf("ar%d: writing of %s metadata is NOT supported yet\n",
1529 rdp->lun, ata_raid_format(rdp));
1535 ata_raid_wipe_metadata(struct ar_softc *rdp)
1537 int disk, error = 0;
1542 for (disk = 0; disk < rdp->total_disks; disk++) {
1543 if (rdp->disks[disk].dev) {
1544 switch (rdp->format) {
1545 case AR_F_ADAPTEC_RAID:
1546 lba = ADP_LBA(rdp->disks[disk].dev);
1547 size = sizeof(struct adaptec_raid_conf);
1550 case AR_F_HPTV2_RAID:
1551 lba = HPTV2_LBA(rdp->disks[disk].dev);
1552 size = sizeof(struct hptv2_raid_conf);
1555 case AR_F_HPTV3_RAID:
1556 lba = HPTV3_LBA(rdp->disks[disk].dev);
1557 size = sizeof(struct hptv3_raid_conf);
1560 case AR_F_INTEL_RAID:
1561 lba = INTEL_LBA(rdp->disks[disk].dev);
1562 size = 3 * 512; /* XXX SOS */
1566 lba = ITE_LBA(rdp->disks[disk].dev);
1567 size = sizeof(struct ite_raid_conf);
1570 case AR_F_JMICRON_RAID:
1571 lba = JMICRON_LBA(rdp->disks[disk].dev);
1572 size = sizeof(struct jmicron_raid_conf);
1575 case AR_F_LSIV2_RAID:
1576 lba = LSIV2_LBA(rdp->disks[disk].dev);
1577 size = sizeof(struct lsiv2_raid_conf);
1580 case AR_F_LSIV3_RAID:
1581 lba = LSIV3_LBA(rdp->disks[disk].dev);
1582 size = sizeof(struct lsiv3_raid_conf);
1585 case AR_F_NVIDIA_RAID:
1586 lba = NVIDIA_LBA(rdp->disks[disk].dev);
1587 size = sizeof(struct nvidia_raid_conf);
1590 case AR_F_FREEBSD_RAID:
1591 case AR_F_PROMISE_RAID:
1592 lba = PROMISE_LBA(rdp->disks[disk].dev);
1593 size = sizeof(struct promise_raid_conf);
1597 lba = SII_LBA(rdp->disks[disk].dev);
1598 size = sizeof(struct sii_raid_conf);
1602 lba = SIS_LBA(rdp->disks[disk].dev);
1603 size = sizeof(struct sis_raid_conf);
1607 lba = VIA_LBA(rdp->disks[disk].dev);
1608 size = sizeof(struct via_raid_conf);
1612 kprintf("ar%d: wiping of %s metadata is NOT supported yet\n",
1613 rdp->lun, ata_raid_format(rdp));
1616 meta = kmalloc(size, M_AR, M_WAITOK | M_ZERO);
1617 if (ata_raid_rw(rdp->disks[disk].dev, lba, meta, size,
1618 ATA_R_WRITE | ATA_R_DIRECT)) {
1619 device_printf(rdp->disks[disk].dev, "wipe metadata failed\n");
1628 /* Adaptec HostRAID Metadata */
1630 ata_raid_adaptec_read_meta(device_t dev, struct ar_softc **raidp)
1632 struct ata_raid_subdisk *ars = device_get_softc(dev);
1633 device_t parent = device_get_parent(dev);
1634 struct adaptec_raid_conf *meta;
1635 struct ar_softc *raid;
1636 int array, disk, retval = 0;
1638 meta = (struct adaptec_raid_conf *)
1639 kmalloc(sizeof(struct adaptec_raid_conf), M_AR, M_WAITOK | M_ZERO);
1641 if (ata_raid_rw(parent, ADP_LBA(parent),
1642 meta, sizeof(struct adaptec_raid_conf), ATA_R_READ)) {
1643 if (testing || bootverbose)
1644 device_printf(parent, "Adaptec read metadata failed\n");
1648 /* check if this is a Adaptec RAID struct */
1649 if (meta->magic_0 != ADP_MAGIC_0 || meta->magic_3 != ADP_MAGIC_3) {
1650 if (testing || bootverbose)
1651 device_printf(parent, "Adaptec check1 failed\n");
1655 if (testing || bootverbose)
1656 ata_raid_adaptec_print_meta(meta);
1658 /* now convert Adaptec metadata into our generic form */
1659 for (array = 0; array < MAX_ARRAYS; array++) {
1660 if (!raidp[array]) {
1662 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
1665 raid = raidp[array];
1666 if (raid->format && (raid->format != AR_F_ADAPTEC_RAID))
1669 if (raid->magic_0 && raid->magic_0 != meta->configs[0].magic_0)
1672 if (!meta->generation || be32toh(meta->generation) > raid->generation) {
1673 switch (meta->configs[0].type) {
1675 raid->magic_0 = meta->configs[0].magic_0;
1676 raid->type = AR_T_RAID0;
1677 raid->interleave = 1 << (meta->configs[0].stripe_shift >> 1);
1678 raid->width = be16toh(meta->configs[0].total_disks);
1682 raid->magic_0 = meta->configs[0].magic_0;
1683 raid->type = AR_T_RAID1;
1684 raid->width = be16toh(meta->configs[0].total_disks) / 2;
1688 device_printf(parent, "Adaptec unknown RAID type 0x%02x\n",
1689 meta->configs[0].type);
1690 kfree(raidp[array], M_AR);
1691 raidp[array] = NULL;
1695 raid->format = AR_F_ADAPTEC_RAID;
1696 raid->generation = be32toh(meta->generation);
1697 raid->total_disks = be16toh(meta->configs[0].total_disks);
1698 raid->total_sectors = be32toh(meta->configs[0].sectors);
1701 raid->cylinders = raid->total_sectors / (63 * 255);
1702 raid->offset_sectors = 0;
1703 raid->rebuild_lba = 0;
1705 strncpy(raid->name, meta->configs[0].name,
1706 min(sizeof(raid->name), sizeof(meta->configs[0].name)));
1708 /* clear out any old info */
1709 if (raid->generation) {
1710 for (disk = 0; disk < raid->total_disks; disk++) {
1711 raid->disks[disk].dev = NULL;
1712 raid->disks[disk].flags = 0;
1716 if (be32toh(meta->generation) >= raid->generation) {
1717 struct ata_device *atadev = device_get_softc(parent);
1718 struct ata_channel *ch = device_get_softc(GRANDPARENT(dev));
1719 int disk_number = (ch->unit << !(ch->flags & ATA_NO_SLAVE)) +
1720 ATA_DEV(atadev->unit);
1722 raid->disks[disk_number].dev = parent;
1723 raid->disks[disk_number].sectors =
1724 be32toh(meta->configs[disk_number + 1].sectors);
1725 raid->disks[disk_number].flags =
1726 (AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
1727 ars->raid[raid->volume] = raid;
1728 ars->disk_number[raid->volume] = disk_number;
1739 /* Highpoint V2 RocketRAID Metadata */
1741 ata_raid_hptv2_read_meta(device_t dev, struct ar_softc **raidp)
1743 struct ata_raid_subdisk *ars = device_get_softc(dev);
1744 device_t parent = device_get_parent(dev);
1745 struct hptv2_raid_conf *meta;
1746 struct ar_softc *raid = NULL;
1747 int array, disk_number = 0, retval = 0;
1749 meta = (struct hptv2_raid_conf *)kmalloc(sizeof(struct hptv2_raid_conf),
1750 M_AR, M_WAITOK | M_ZERO);
1752 if (ata_raid_rw(parent, HPTV2_LBA(parent),
1753 meta, sizeof(struct hptv2_raid_conf), ATA_R_READ)) {
1754 if (testing || bootverbose)
1755 device_printf(parent, "HighPoint (v2) read metadata failed\n");
1759 /* check if this is a HighPoint v2 RAID struct */
1760 if (meta->magic != HPTV2_MAGIC_OK && meta->magic != HPTV2_MAGIC_BAD) {
1761 if (testing || bootverbose)
1762 device_printf(parent, "HighPoint (v2) check1 failed\n");
1766 /* is this disk defined, or an old leftover/spare ? */
1767 if (!meta->magic_0) {
1768 if (testing || bootverbose)
1769 device_printf(parent, "HighPoint (v2) check2 failed\n");
1773 if (testing || bootverbose)
1774 ata_raid_hptv2_print_meta(meta);
1776 /* now convert HighPoint (v2) metadata into our generic form */
1777 for (array = 0; array < MAX_ARRAYS; array++) {
1778 if (!raidp[array]) {
1780 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
1783 raid = raidp[array];
1784 if (raid->format && (raid->format != AR_F_HPTV2_RAID))
1787 switch (meta->type) {
1789 if ((meta->order & (HPTV2_O_RAID0|HPTV2_O_OK)) ==
1790 (HPTV2_O_RAID0|HPTV2_O_OK))
1791 goto highpoint_raid1;
1792 if (meta->order & (HPTV2_O_RAID0 | HPTV2_O_RAID1))
1793 goto highpoint_raid01;
1794 if (raid->magic_0 && raid->magic_0 != meta->magic_0)
1796 raid->magic_0 = meta->magic_0;
1797 raid->type = AR_T_RAID0;
1798 raid->interleave = 1 << meta->stripe_shift;
1799 disk_number = meta->disk_number;
1800 if (!(meta->order & HPTV2_O_OK))
1801 meta->magic = 0; /* mark bad */
1806 if (raid->magic_0 && raid->magic_0 != meta->magic_0)
1808 raid->magic_0 = meta->magic_0;
1809 raid->type = AR_T_RAID1;
1810 disk_number = (meta->disk_number > 0);
1813 case HPTV2_T_RAID01_RAID0:
1815 if (meta->order & HPTV2_O_RAID0) {
1816 if ((raid->magic_0 && raid->magic_0 != meta->magic_0) ||
1817 (raid->magic_1 && raid->magic_1 != meta->magic_1))
1819 raid->magic_0 = meta->magic_0;
1820 raid->magic_1 = meta->magic_1;
1821 raid->type = AR_T_RAID01;
1822 raid->interleave = 1 << meta->stripe_shift;
1823 disk_number = meta->disk_number;
1826 if (raid->magic_1 && raid->magic_1 != meta->magic_1)
1828 raid->magic_1 = meta->magic_1;
1829 raid->type = AR_T_RAID01;
1830 raid->interleave = 1 << meta->stripe_shift;
1831 disk_number = meta->disk_number + meta->array_width;
1832 if (!(meta->order & HPTV2_O_RAID1))
1833 meta->magic = 0; /* mark bad */
1838 if (raid->magic_0 && raid->magic_0 != meta->magic_0)
1840 raid->magic_0 = meta->magic_0;
1841 raid->type = AR_T_SPAN;
1842 disk_number = meta->disk_number;
1846 device_printf(parent, "Highpoint (v2) unknown RAID type 0x%02x\n",
1848 kfree(raidp[array], M_AR);
1849 raidp[array] = NULL;
1853 raid->format |= AR_F_HPTV2_RAID;
1854 raid->disks[disk_number].dev = parent;
1855 raid->disks[disk_number].flags = (AR_DF_PRESENT | AR_DF_ASSIGNED);
1857 strncpy(raid->name, meta->name_1,
1858 min(sizeof(raid->name), sizeof(meta->name_1)));
1859 if (meta->magic == HPTV2_MAGIC_OK) {
1860 raid->disks[disk_number].flags |= AR_DF_ONLINE;
1861 raid->width = meta->array_width;
1862 raid->total_sectors = meta->total_sectors;
1865 raid->cylinders = raid->total_sectors / (63 * 255);
1866 raid->offset_sectors = HPTV2_LBA(parent) + 1;
1867 raid->rebuild_lba = meta->rebuild_lba;
1868 raid->disks[disk_number].sectors =
1869 raid->total_sectors / raid->width;
1872 raid->disks[disk_number].flags &= ~AR_DF_ONLINE;
1874 if ((raid->type & AR_T_RAID0) && (raid->total_disks < raid->width))
1875 raid->total_disks = raid->width;
1876 if (disk_number >= raid->total_disks)
1877 raid->total_disks = disk_number + 1;
1878 ars->raid[raid->volume] = raid;
1879 ars->disk_number[raid->volume] = disk_number;
1890 ata_raid_hptv2_write_meta(struct ar_softc *rdp)
1892 struct hptv2_raid_conf *meta;
1893 struct timeval timestamp;
1894 int disk, error = 0;
1896 meta = (struct hptv2_raid_conf *)kmalloc(sizeof(struct hptv2_raid_conf),
1897 M_AR, M_WAITOK | M_ZERO);
1899 microtime(×tamp);
1900 rdp->magic_0 = timestamp.tv_sec + 2;
1901 rdp->magic_1 = timestamp.tv_sec;
1903 for (disk = 0; disk < rdp->total_disks; disk++) {
1904 if ((rdp->disks[disk].flags & (AR_DF_PRESENT | AR_DF_ONLINE)) ==
1905 (AR_DF_PRESENT | AR_DF_ONLINE))
1906 meta->magic = HPTV2_MAGIC_OK;
1907 if (rdp->disks[disk].flags & AR_DF_ASSIGNED) {
1908 meta->magic_0 = rdp->magic_0;
1909 if (strlen(rdp->name))
1910 strncpy(meta->name_1, rdp->name, sizeof(meta->name_1));
1912 strcpy(meta->name_1, "FreeBSD");
1914 meta->disk_number = disk;
1916 switch (rdp->type) {
1918 meta->type = HPTV2_T_RAID0;
1919 strcpy(meta->name_2, "RAID 0");
1920 if (rdp->disks[disk].flags & AR_DF_ONLINE)
1921 meta->order = HPTV2_O_OK;
1925 meta->type = HPTV2_T_RAID0;
1926 strcpy(meta->name_2, "RAID 1");
1927 meta->disk_number = (disk < rdp->width) ? disk : disk + 5;
1928 meta->order = HPTV2_O_RAID0 | HPTV2_O_OK;
1932 meta->type = HPTV2_T_RAID01_RAID0;
1933 strcpy(meta->name_2, "RAID 0+1");
1934 if (rdp->disks[disk].flags & AR_DF_ONLINE) {
1935 if (disk < rdp->width) {
1936 meta->order = (HPTV2_O_RAID0 | HPTV2_O_RAID1);
1937 meta->magic_0 = rdp->magic_0 - 1;
1940 meta->order = HPTV2_O_RAID1;
1941 meta->disk_number -= rdp->width;
1945 meta->magic_0 = rdp->magic_0 - 1;
1946 meta->magic_1 = rdp->magic_1;
1950 meta->type = HPTV2_T_SPAN;
1951 strcpy(meta->name_2, "SPAN");
1958 meta->array_width = rdp->width;
1959 meta->stripe_shift = (rdp->width > 1) ? (ffs(rdp->interleave)-1) : 0;
1960 meta->total_sectors = rdp->total_sectors;
1961 meta->rebuild_lba = rdp->rebuild_lba;
1962 if (testing || bootverbose)
1963 ata_raid_hptv2_print_meta(meta);
1964 if (rdp->disks[disk].dev) {
1965 if (ata_raid_rw(rdp->disks[disk].dev,
1966 HPTV2_LBA(rdp->disks[disk].dev), meta,
1967 sizeof(struct promise_raid_conf),
1968 ATA_R_WRITE | ATA_R_DIRECT)) {
1969 device_printf(rdp->disks[disk].dev, "write metadata failed\n");
1978 /* Highpoint V3 RocketRAID Metadata */
1980 ata_raid_hptv3_read_meta(device_t dev, struct ar_softc **raidp)
1982 struct ata_raid_subdisk *ars = device_get_softc(dev);
1983 device_t parent = device_get_parent(dev);
1984 struct hptv3_raid_conf *meta;
1985 struct ar_softc *raid = NULL;
1986 int array, disk_number, retval = 0;
1988 meta = (struct hptv3_raid_conf *)kmalloc(sizeof(struct hptv3_raid_conf),
1989 M_AR, M_WAITOK | M_ZERO);
1991 if (ata_raid_rw(parent, HPTV3_LBA(parent),
1992 meta, sizeof(struct hptv3_raid_conf), ATA_R_READ)) {
1993 if (testing || bootverbose)
1994 device_printf(parent, "HighPoint (v3) read metadata failed\n");
1998 /* check if this is a HighPoint v3 RAID struct */
1999 if (meta->magic != HPTV3_MAGIC) {
2000 if (testing || bootverbose)
2001 device_printf(parent, "HighPoint (v3) check1 failed\n");
2005 /* check if there are any config_entries */
2006 if (meta->config_entries < 1) {
2007 if (testing || bootverbose)
2008 device_printf(parent, "HighPoint (v3) check2 failed\n");
2012 if (testing || bootverbose)
2013 ata_raid_hptv3_print_meta(meta);
2015 /* now convert HighPoint (v3) metadata into our generic form */
2016 for (array = 0; array < MAX_ARRAYS; array++) {
2017 if (!raidp[array]) {
2019 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
2022 raid = raidp[array];
2023 if (raid->format && (raid->format != AR_F_HPTV3_RAID))
2026 if ((raid->format & AR_F_HPTV3_RAID) && raid->magic_0 != meta->magic_0)
2029 switch (meta->configs[0].type) {
2031 raid->type = AR_T_RAID0;
2032 raid->width = meta->configs[0].total_disks;
2033 disk_number = meta->configs[0].disk_number;
2037 raid->type = AR_T_RAID1;
2038 raid->width = meta->configs[0].total_disks / 2;
2039 disk_number = meta->configs[0].disk_number;
2043 raid->type = AR_T_RAID5;
2044 raid->width = meta->configs[0].total_disks;
2045 disk_number = meta->configs[0].disk_number;
2049 raid->type = AR_T_SPAN;
2050 raid->width = meta->configs[0].total_disks;
2051 disk_number = meta->configs[0].disk_number;
2055 device_printf(parent, "Highpoint (v3) unknown RAID type 0x%02x\n",
2056 meta->configs[0].type);
2057 kfree(raidp[array], M_AR);
2058 raidp[array] = NULL;
2061 if (meta->config_entries == 2) {
2062 switch (meta->configs[1].type) {
2064 if (raid->type == AR_T_RAID0) {
2065 raid->type = AR_T_RAID01;
2066 disk_number = meta->configs[1].disk_number +
2067 (meta->configs[0].disk_number << 1);
2071 device_printf(parent, "Highpoint (v3) unknown level 2 0x%02x\n",
2072 meta->configs[1].type);
2073 kfree(raidp[array], M_AR);
2074 raidp[array] = NULL;
2079 raid->magic_0 = meta->magic_0;
2080 raid->format = AR_F_HPTV3_RAID;
2081 raid->generation = meta->timestamp;
2082 raid->interleave = 1 << meta->configs[0].stripe_shift;
2083 raid->total_disks = meta->configs[0].total_disks +
2084 meta->configs[1].total_disks;
2085 raid->total_sectors = meta->configs[0].total_sectors +
2086 ((u_int64_t)meta->configs_high[0].total_sectors << 32);
2089 raid->cylinders = raid->total_sectors / (63 * 255);
2090 raid->offset_sectors = 0;
2091 raid->rebuild_lba = meta->configs[0].rebuild_lba +
2092 ((u_int64_t)meta->configs_high[0].rebuild_lba << 32);
2094 strncpy(raid->name, meta->name,
2095 min(sizeof(raid->name), sizeof(meta->name)));
2096 raid->disks[disk_number].sectors = raid->total_sectors /
2097 (raid->type == AR_T_RAID5 ? raid->width - 1 : raid->width);
2098 raid->disks[disk_number].dev = parent;
2099 raid->disks[disk_number].flags =
2100 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
2101 ars->raid[raid->volume] = raid;
2102 ars->disk_number[raid->volume] = disk_number;
2112 /* Intel MatrixRAID Metadata */
2114 ata_raid_intel_read_meta(device_t dev, struct ar_softc **raidp)
2116 struct ata_raid_subdisk *ars = device_get_softc(dev);
2117 device_t parent = device_get_parent(dev);
2118 struct intel_raid_conf *meta;
2119 struct intel_raid_mapping *map;
2120 struct ar_softc *raid = NULL;
2121 u_int32_t checksum, *ptr;
2122 int array, count, disk, volume = 1, retval = 0;
2125 meta = (struct intel_raid_conf *)kmalloc(1536, M_AR, M_WAITOK | M_ZERO);
2127 if (ata_raid_rw(parent, INTEL_LBA(parent), meta, 1024, ATA_R_READ)) {
2128 if (testing || bootverbose)
2129 device_printf(parent, "Intel read metadata failed\n");
2133 bcopy(tmp, tmp+1024, 512);
2134 bcopy(tmp+512, tmp, 1024);
2135 bzero(tmp+1024, 512);
2137 /* check if this is a Intel RAID struct */
2138 if (strncmp(meta->intel_id, INTEL_MAGIC, strlen(INTEL_MAGIC))) {
2139 if (testing || bootverbose)
2140 device_printf(parent, "Intel check1 failed\n");
2144 for (checksum = 0, ptr = (u_int32_t *)meta, count = 0;
2145 count < (meta->config_size / sizeof(u_int32_t)); count++) {
2148 checksum -= meta->checksum;
2149 if (checksum != meta->checksum) {
2150 if (testing || bootverbose)
2151 device_printf(parent, "Intel check2 failed\n");
2155 if (testing || bootverbose)
2156 ata_raid_intel_print_meta(meta);
2158 map = (struct intel_raid_mapping *)&meta->disk[meta->total_disks];
2160 /* now convert Intel metadata into our generic form */
2161 for (array = 0; array < MAX_ARRAYS; array++) {
2162 if (!raidp[array]) {
2164 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
2167 raid = raidp[array];
2168 if (raid->format && (raid->format != AR_F_INTEL_RAID))
2171 if ((raid->format & AR_F_INTEL_RAID) &&
2172 (raid->magic_0 != meta->config_id))
2176 * update our knowledge about the array config based on generation
2177 * NOTE: there can be multiple volumes on a disk set
2179 if (!meta->generation || meta->generation > raid->generation) {
2180 switch (map->type) {
2182 raid->type = AR_T_RAID0;
2183 raid->width = map->total_disks;
2187 if (map->total_disks == 4)
2188 raid->type = AR_T_RAID01;
2190 raid->type = AR_T_RAID1;
2191 raid->width = map->total_disks / 2;
2195 raid->type = AR_T_RAID5;
2196 raid->width = map->total_disks;
2200 device_printf(parent, "Intel unknown RAID type 0x%02x\n",
2202 kfree(raidp[array], M_AR);
2203 raidp[array] = NULL;
2207 switch (map->status) {
2209 raid->status = AR_S_READY;
2211 case INTEL_S_DEGRADED:
2212 raid->status |= AR_S_DEGRADED;
2214 case INTEL_S_DISABLED:
2215 case INTEL_S_FAILURE:
2219 raid->magic_0 = meta->config_id;
2220 raid->format = AR_F_INTEL_RAID;
2221 raid->generation = meta->generation;
2222 raid->interleave = map->stripe_sectors;
2223 raid->total_disks = map->total_disks;
2224 raid->total_sectors = map->total_sectors;
2227 raid->cylinders = raid->total_sectors / (63 * 255);
2228 raid->offset_sectors = map->offset;
2229 raid->rebuild_lba = 0;
2231 raid->volume = volume - 1;
2232 strncpy(raid->name, map->name,
2233 min(sizeof(raid->name), sizeof(map->name)));
2235 /* clear out any old info */
2236 for (disk = 0; disk < raid->total_disks; disk++) {
2237 raid->disks[disk].dev = NULL;
2238 bcopy(meta->disk[map->disk_idx[disk]].serial,
2239 raid->disks[disk].serial,
2240 sizeof(raid->disks[disk].serial));
2241 raid->disks[disk].sectors =
2242 meta->disk[map->disk_idx[disk]].sectors;
2243 raid->disks[disk].flags = 0;
2244 if (meta->disk[map->disk_idx[disk]].flags & INTEL_F_ONLINE)
2245 raid->disks[disk].flags |= AR_DF_ONLINE;
2246 if (meta->disk[map->disk_idx[disk]].flags & INTEL_F_ASSIGNED)
2247 raid->disks[disk].flags |= AR_DF_ASSIGNED;
2248 if (meta->disk[map->disk_idx[disk]].flags & INTEL_F_SPARE) {
2249 raid->disks[disk].flags &= ~(AR_DF_ONLINE | AR_DF_ASSIGNED);
2250 raid->disks[disk].flags |= AR_DF_SPARE;
2252 if (meta->disk[map->disk_idx[disk]].flags & INTEL_F_DOWN)
2253 raid->disks[disk].flags &= ~AR_DF_ONLINE;
2256 if (meta->generation >= raid->generation) {
2257 for (disk = 0; disk < raid->total_disks; disk++) {
2258 struct ata_device *atadev = device_get_softc(parent);
2260 if (!strncmp(raid->disks[disk].serial, atadev->param.serial,
2261 sizeof(raid->disks[disk].serial))) {
2262 raid->disks[disk].dev = parent;
2263 raid->disks[disk].flags |= (AR_DF_PRESENT | AR_DF_ONLINE);
2264 ars->raid[raid->volume] = raid;
2265 ars->disk_number[raid->volume] = disk;
2274 if (volume < meta->total_volumes) {
2275 map = (struct intel_raid_mapping *)
2276 &map->disk_idx[map->total_disks];
2284 kfree(raidp[array], M_AR);
2285 raidp[array] = NULL;
2297 ata_raid_intel_write_meta(struct ar_softc *rdp)
2299 struct intel_raid_conf *meta;
2300 struct intel_raid_mapping *map;
2301 struct timeval timestamp;
2302 u_int32_t checksum, *ptr;
2303 int count, disk, error = 0;
2306 meta = (struct intel_raid_conf *)kmalloc(1536, M_AR, M_WAITOK | M_ZERO);
2310 /* Generate a new config_id if none exists */
2311 if (!rdp->magic_0) {
2312 microtime(×tamp);
2313 rdp->magic_0 = timestamp.tv_sec ^ timestamp.tv_usec;
2316 bcopy(INTEL_MAGIC, meta->intel_id, sizeof(meta->intel_id));
2317 bcopy(INTEL_VERSION_1100, meta->version, sizeof(meta->version));
2318 meta->config_id = rdp->magic_0;
2319 meta->generation = rdp->generation;
2320 meta->total_disks = rdp->total_disks;
2321 meta->total_volumes = 1; /* XXX SOS */
2322 for (disk = 0; disk < rdp->total_disks; disk++) {
2323 if (rdp->disks[disk].dev) {
2324 struct ata_channel *ch =
2325 device_get_softc(device_get_parent(rdp->disks[disk].dev));
2326 struct ata_device *atadev =
2327 device_get_softc(rdp->disks[disk].dev);
2329 bcopy(atadev->param.serial, meta->disk[disk].serial,
2330 sizeof(rdp->disks[disk].serial));
2331 meta->disk[disk].sectors = rdp->disks[disk].sectors;
2332 meta->disk[disk].id = (ch->unit << 16) | ATA_DEV(atadev->unit);
2335 meta->disk[disk].sectors = rdp->total_sectors / rdp->width;
2336 meta->disk[disk].flags = 0;
2337 if (rdp->disks[disk].flags & AR_DF_SPARE)
2338 meta->disk[disk].flags |= INTEL_F_SPARE;
2340 if (rdp->disks[disk].flags & AR_DF_ONLINE)
2341 meta->disk[disk].flags |= INTEL_F_ONLINE;
2343 meta->disk[disk].flags |= INTEL_F_DOWN;
2344 if (rdp->disks[disk].flags & AR_DF_ASSIGNED)
2345 meta->disk[disk].flags |= INTEL_F_ASSIGNED;
2348 map = (struct intel_raid_mapping *)&meta->disk[meta->total_disks];
2350 bcopy(rdp->name, map->name, sizeof(rdp->name));
2351 map->total_sectors = rdp->total_sectors;
2352 map->state = 12; /* XXX SOS */
2353 map->offset = rdp->offset_sectors;
2354 map->stripe_count = rdp->total_sectors / (rdp->interleave*rdp->total_disks);
2355 map->stripe_sectors = rdp->interleave;
2356 map->disk_sectors = rdp->total_sectors / rdp->width;
2357 map->status = INTEL_S_READY; /* XXX SOS */
2358 switch (rdp->type) {
2360 map->type = INTEL_T_RAID0;
2363 map->type = INTEL_T_RAID1;
2366 map->type = INTEL_T_RAID1;
2369 map->type = INTEL_T_RAID5;
2375 map->total_disks = rdp->total_disks;
2376 map->magic[0] = 0x02;
2377 map->magic[1] = 0xff;
2378 map->magic[2] = 0x01;
2379 for (disk = 0; disk < rdp->total_disks; disk++)
2380 map->disk_idx[disk] = disk;
2382 meta->config_size = (char *)&map->disk_idx[disk] - (char *)meta;
2383 for (checksum = 0, ptr = (u_int32_t *)meta, count = 0;
2384 count < (meta->config_size / sizeof(u_int32_t)); count++) {
2387 meta->checksum = checksum;
2389 if (testing || bootverbose)
2390 ata_raid_intel_print_meta(meta);
2393 bcopy(tmp, tmp+1024, 512);
2394 bcopy(tmp+512, tmp, 1024);
2395 bzero(tmp+1024, 512);
2397 for (disk = 0; disk < rdp->total_disks; disk++) {
2398 if (rdp->disks[disk].dev) {
2399 if (ata_raid_rw(rdp->disks[disk].dev,
2400 INTEL_LBA(rdp->disks[disk].dev),
2401 meta, 1024, ATA_R_WRITE | ATA_R_DIRECT)) {
2402 device_printf(rdp->disks[disk].dev, "write metadata failed\n");
2412 /* Integrated Technology Express Metadata */
2414 ata_raid_ite_read_meta(device_t dev, struct ar_softc **raidp)
2416 struct ata_raid_subdisk *ars = device_get_softc(dev);
2417 device_t parent = device_get_parent(dev);
2418 struct ite_raid_conf *meta;
2419 struct ar_softc *raid = NULL;
2420 int array, disk_number, count, retval = 0;
2423 meta = (struct ite_raid_conf *)kmalloc(sizeof(struct ite_raid_conf), M_AR,
2426 if (ata_raid_rw(parent, ITE_LBA(parent),
2427 meta, sizeof(struct ite_raid_conf), ATA_R_READ)) {
2428 if (testing || bootverbose)
2429 device_printf(parent, "ITE read metadata failed\n");
2433 /* check if this is a ITE RAID struct */
2434 for (ptr = (u_int16_t *)meta->ite_id, count = 0;
2435 count < sizeof(meta->ite_id)/sizeof(uint16_t); count++)
2436 ptr[count] = be16toh(ptr[count]);
2438 if (strncmp(meta->ite_id, ITE_MAGIC, strlen(ITE_MAGIC))) {
2439 if (testing || bootverbose)
2440 device_printf(parent, "ITE check1 failed\n");
2444 if (testing || bootverbose)
2445 ata_raid_ite_print_meta(meta);
2447 /* now convert ITE metadata into our generic form */
2448 for (array = 0; array < MAX_ARRAYS; array++) {
2449 if ((raid = raidp[array])) {
2450 if (raid->format != AR_F_ITE_RAID)
2452 if (raid->magic_0 != *((u_int64_t *)meta->timestamp_0))
2456 /* if we dont have a disks timestamp the RAID is invalidated */
2457 if (*((u_int64_t *)meta->timestamp_1) == 0)
2461 raidp[array] = (struct ar_softc *)kmalloc(sizeof(struct ar_softc),
2462 M_AR, M_WAITOK | M_ZERO);
2465 switch (meta->type) {
2467 raid->type = AR_T_RAID0;
2468 raid->width = meta->array_width;
2469 raid->total_disks = meta->array_width;
2470 disk_number = meta->disk_number;
2474 raid->type = AR_T_RAID1;
2476 raid->total_disks = 2;
2477 disk_number = meta->disk_number;
2481 raid->type = AR_T_RAID01;
2482 raid->width = meta->array_width;
2483 raid->total_disks = 4;
2484 disk_number = ((meta->disk_number & 0x02) >> 1) |
2485 ((meta->disk_number & 0x01) << 1);
2489 raid->type = AR_T_SPAN;
2491 raid->total_disks = meta->array_width;
2492 disk_number = meta->disk_number;
2496 device_printf(parent, "ITE unknown RAID type 0x%02x\n", meta->type);
2497 kfree(raidp[array], M_AR);
2498 raidp[array] = NULL;
2502 raid->magic_0 = *((u_int64_t *)meta->timestamp_0);
2503 raid->format = AR_F_ITE_RAID;
2504 raid->generation = 0;
2505 raid->interleave = meta->stripe_sectors;
2506 raid->total_sectors = meta->total_sectors;
2509 raid->cylinders = raid->total_sectors / (63 * 255);
2510 raid->offset_sectors = 0;
2511 raid->rebuild_lba = 0;
2514 raid->disks[disk_number].dev = parent;
2515 raid->disks[disk_number].sectors = raid->total_sectors / raid->width;
2516 raid->disks[disk_number].flags =
2517 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
2518 ars->raid[raid->volume] = raid;
2519 ars->disk_number[raid->volume] = disk_number;
2528 /* JMicron Technology Corp Metadata */
2530 ata_raid_jmicron_read_meta(device_t dev, struct ar_softc **raidp)
2532 struct ata_raid_subdisk *ars = device_get_softc(dev);
2533 device_t parent = device_get_parent(dev);
2534 struct jmicron_raid_conf *meta;
2535 struct ar_softc *raid = NULL;
2536 u_int16_t checksum, *ptr;
2537 u_int64_t disk_size;
2538 int count, array, disk, total_disks, retval = 0;
2540 meta = (struct jmicron_raid_conf *)
2541 kmalloc(sizeof(struct jmicron_raid_conf), M_AR, M_WAITOK | M_ZERO);
2543 if (ata_raid_rw(parent, JMICRON_LBA(parent),
2544 meta, sizeof(struct jmicron_raid_conf), ATA_R_READ)) {
2545 if (testing || bootverbose)
2546 device_printf(parent,
2547 "JMicron read metadata failed\n");
2550 /* check for JMicron signature */
2551 if (strncmp(meta->signature, JMICRON_MAGIC, 2)) {
2552 if (testing || bootverbose)
2553 device_printf(parent, "JMicron check1 failed\n");
2557 /* calculate checksum and compare for valid */
2558 for (checksum = 0, ptr = (u_int16_t *)meta, count = 0; count < 64; count++)
2561 if (testing || bootverbose)
2562 device_printf(parent, "JMicron check2 failed\n");
2566 if (testing || bootverbose)
2567 ata_raid_jmicron_print_meta(meta);
2569 /* now convert JMicron meta into our generic form */
2570 for (array = 0; array < MAX_ARRAYS; array++) {
2572 if (!raidp[array]) {
2574 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
2577 raid = raidp[array];
2578 if (raid->format && (raid->format != AR_F_JMICRON_RAID))
2581 for (total_disks = 0, disk = 0; disk < JM_MAX_DISKS; disk++) {
2582 if (meta->disks[disk]) {
2583 if (raid->format == AR_F_JMICRON_RAID) {
2584 if (bcmp(&meta->disks[disk],
2585 raid->disks[disk].serial, sizeof(u_int32_t))) {
2591 bcopy(&meta->disks[disk],
2592 raid->disks[disk].serial, sizeof(u_int32_t));
2596 /* handle spares XXX SOS */
2598 switch (meta->type) {
2600 raid->type = AR_T_RAID0;
2601 raid->width = total_disks;
2605 raid->type = AR_T_RAID1;
2610 raid->type = AR_T_RAID01;
2611 raid->width = total_disks / 2;
2615 raid->type = AR_T_RAID5;
2616 raid->width = total_disks;
2620 raid->type = AR_T_SPAN;
2625 device_printf(parent,
2626 "JMicron unknown RAID type 0x%02x\n", meta->type);
2627 kfree(raidp[array], M_AR);
2628 raidp[array] = NULL;
2631 disk_size = (meta->disk_sectors_high << 16) + meta->disk_sectors_low;
2632 raid->format = AR_F_JMICRON_RAID;
2633 strncpy(raid->name, meta->name, sizeof(meta->name));
2634 raid->generation = 0;
2635 raid->interleave = 2 << meta->stripe_shift;
2636 raid->total_disks = total_disks;
2637 raid->total_sectors = disk_size * (raid->width-(raid->type==AR_RAID5));
2640 raid->cylinders = raid->total_sectors / (63 * 255);
2641 raid->offset_sectors = meta->offset * 16;
2642 raid->rebuild_lba = 0;
2645 for (disk = 0; disk < raid->total_disks; disk++) {
2646 if (meta->disks[disk] == meta->disk_id) {
2647 raid->disks[disk].dev = parent;
2648 raid->disks[disk].sectors = disk_size;
2649 raid->disks[disk].flags =
2650 (AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
2651 ars->raid[raid->volume] = raid;
2652 ars->disk_number[raid->volume] = disk;
2665 ata_raid_jmicron_write_meta(struct ar_softc *rdp)
2667 struct jmicron_raid_conf *meta;
2668 u_int64_t disk_sectors;
2669 int disk, error = 0;
2671 meta = (struct jmicron_raid_conf *)
2672 kmalloc(sizeof(struct jmicron_raid_conf), M_AR, M_WAITOK | M_ZERO);
2675 switch (rdp->type) {
2677 meta->type = JM_T_JBOD;
2681 meta->type = JM_T_RAID0;
2685 meta->type = JM_T_RAID1;
2689 meta->type = JM_T_RAID5;
2693 meta->type = JM_T_RAID01;
2700 bcopy(JMICRON_MAGIC, meta->signature, sizeof(JMICRON_MAGIC));
2701 meta->version = JMICRON_VERSION;
2702 meta->offset = rdp->offset_sectors / 16;
2703 disk_sectors = rdp->total_sectors / (rdp->width - (rdp->type == AR_RAID5));
2704 meta->disk_sectors_low = disk_sectors & 0xffff;
2705 meta->disk_sectors_high = disk_sectors >> 16;
2706 strncpy(meta->name, rdp->name, sizeof(meta->name));
2707 meta->stripe_shift = ffs(rdp->interleave) - 2;
2709 for (disk = 0; disk < rdp->total_disks; disk++) {
2710 if (rdp->disks[disk].serial[0])
2711 bcopy(rdp->disks[disk].serial,&meta->disks[disk],sizeof(u_int32_t));
2713 meta->disks[disk] = (u_int32_t)(uintptr_t)rdp->disks[disk].dev;
2716 for (disk = 0; disk < rdp->total_disks; disk++) {
2717 if (rdp->disks[disk].dev) {
2718 u_int16_t checksum = 0, *ptr;
2721 meta->disk_id = meta->disks[disk];
2723 for (ptr = (u_int16_t *)meta, count = 0; count < 64; count++)
2725 meta->checksum -= checksum;
2727 if (testing || bootverbose)
2728 ata_raid_jmicron_print_meta(meta);
2730 if (ata_raid_rw(rdp->disks[disk].dev,
2731 JMICRON_LBA(rdp->disks[disk].dev),
2732 meta, sizeof(struct jmicron_raid_conf),
2733 ATA_R_WRITE | ATA_R_DIRECT)) {
2734 device_printf(rdp->disks[disk].dev, "write metadata failed\n");
2739 /* handle spares XXX SOS */
2745 /* LSILogic V2 MegaRAID Metadata */
2747 ata_raid_lsiv2_read_meta(device_t dev, struct ar_softc **raidp)
2749 struct ata_raid_subdisk *ars = device_get_softc(dev);
2750 device_t parent = device_get_parent(dev);
2751 struct lsiv2_raid_conf *meta;
2752 struct ar_softc *raid = NULL;
2753 int array, retval = 0;
2755 meta = (struct lsiv2_raid_conf *)kmalloc(sizeof(struct lsiv2_raid_conf),
2756 M_AR, M_WAITOK | M_ZERO);
2758 if (ata_raid_rw(parent, LSIV2_LBA(parent),
2759 meta, sizeof(struct lsiv2_raid_conf), ATA_R_READ)) {
2760 if (testing || bootverbose)
2761 device_printf(parent, "LSI (v2) read metadata failed\n");
2765 /* check if this is a LSI RAID struct */
2766 if (strncmp(meta->lsi_id, LSIV2_MAGIC, strlen(LSIV2_MAGIC))) {
2767 if (testing || bootverbose)
2768 device_printf(parent, "LSI (v2) check1 failed\n");
2772 if (testing || bootverbose)
2773 ata_raid_lsiv2_print_meta(meta);
2775 /* now convert LSI (v2) config meta into our generic form */
2776 for (array = 0; array < MAX_ARRAYS; array++) {
2777 int raid_entry, conf_entry;
2779 if (!raidp[array + meta->raid_number]) {
2780 raidp[array + meta->raid_number] =
2781 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
2784 raid = raidp[array + meta->raid_number];
2785 if (raid->format && (raid->format != AR_F_LSIV2_RAID))
2788 if (raid->magic_0 &&
2789 ((raid->magic_0 != meta->timestamp) ||
2790 (raid->magic_1 != meta->raid_number)))
2793 array += meta->raid_number;
2795 raid_entry = meta->raid_number;
2796 conf_entry = (meta->configs[raid_entry].raid.config_offset >> 4) +
2797 meta->disk_number - 1;
2799 switch (meta->configs[raid_entry].raid.type) {
2801 raid->magic_0 = meta->timestamp;
2802 raid->magic_1 = meta->raid_number;
2803 raid->type = AR_T_RAID0;
2804 raid->interleave = meta->configs[raid_entry].raid.stripe_sectors;
2805 raid->width = meta->configs[raid_entry].raid.array_width;
2809 raid->magic_0 = meta->timestamp;
2810 raid->magic_1 = meta->raid_number;
2811 raid->type = AR_T_RAID1;
2812 raid->width = meta->configs[raid_entry].raid.array_width;
2815 case LSIV2_T_RAID0 | LSIV2_T_RAID1:
2816 raid->magic_0 = meta->timestamp;
2817 raid->magic_1 = meta->raid_number;
2818 raid->type = AR_T_RAID01;
2819 raid->interleave = meta->configs[raid_entry].raid.stripe_sectors;
2820 raid->width = meta->configs[raid_entry].raid.array_width;
2824 device_printf(parent, "LSI v2 unknown RAID type 0x%02x\n",
2825 meta->configs[raid_entry].raid.type);
2826 kfree(raidp[array], M_AR);
2827 raidp[array] = NULL;
2831 raid->format = AR_F_LSIV2_RAID;
2832 raid->generation = 0;
2833 raid->total_disks = meta->configs[raid_entry].raid.disk_count;
2834 raid->total_sectors = meta->configs[raid_entry].raid.total_sectors;
2837 raid->cylinders = raid->total_sectors / (63 * 255);
2838 raid->offset_sectors = 0;
2839 raid->rebuild_lba = 0;
2842 if (meta->configs[conf_entry].disk.device != LSIV2_D_NONE) {
2843 raid->disks[meta->disk_number].dev = parent;
2844 raid->disks[meta->disk_number].sectors =
2845 meta->configs[conf_entry].disk.disk_sectors;
2846 raid->disks[meta->disk_number].flags =
2847 (AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
2848 ars->raid[raid->volume] = raid;
2849 ars->disk_number[raid->volume] = meta->disk_number;
2853 raid->disks[meta->disk_number].flags &= ~AR_DF_ONLINE;
2863 /* LSILogic V3 MegaRAID Metadata */
2865 ata_raid_lsiv3_read_meta(device_t dev, struct ar_softc **raidp)
2867 struct ata_raid_subdisk *ars = device_get_softc(dev);
2868 device_t parent = device_get_parent(dev);
2869 struct lsiv3_raid_conf *meta;
2870 struct ar_softc *raid = NULL;
2871 u_int8_t checksum, *ptr;
2872 int array, entry, count, disk_number, retval = 0;
2874 meta = (struct lsiv3_raid_conf *)kmalloc(sizeof(struct lsiv3_raid_conf),
2875 M_AR, M_WAITOK | M_ZERO);
2877 if (ata_raid_rw(parent, LSIV3_LBA(parent),
2878 meta, sizeof(struct lsiv3_raid_conf), ATA_R_READ)) {
2879 if (testing || bootverbose)
2880 device_printf(parent, "LSI (v3) read metadata failed\n");
2884 /* check if this is a LSI RAID struct */
2885 if (strncmp(meta->lsi_id, LSIV3_MAGIC, strlen(LSIV3_MAGIC))) {
2886 if (testing || bootverbose)
2887 device_printf(parent, "LSI (v3) check1 failed\n");
2891 /* check if the checksum is OK */
2892 for (checksum = 0, ptr = meta->lsi_id, count = 0; count < 512; count++)
2895 if (testing || bootverbose)
2896 device_printf(parent, "LSI (v3) check2 failed\n");
2900 if (testing || bootverbose)
2901 ata_raid_lsiv3_print_meta(meta);
2903 /* now convert LSI (v3) config meta into our generic form */
2904 for (array = 0, entry = 0; array < MAX_ARRAYS && entry < 8;) {
2905 if (!raidp[array]) {
2907 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
2910 raid = raidp[array];
2911 if (raid->format && (raid->format != AR_F_LSIV3_RAID)) {
2916 if ((raid->format == AR_F_LSIV3_RAID) &&
2917 (raid->magic_0 != meta->timestamp)) {
2922 switch (meta->raid[entry].total_disks) {
2927 if (meta->raid[entry].device == meta->device) {
2936 disk_number = (meta->device & (LSIV3_D_DEVICE|LSIV3_D_CHANNEL))?1:0;
2939 device_printf(parent, "lsiv3 > 2 disk support untested!!\n");
2940 disk_number = (meta->device & LSIV3_D_DEVICE ? 1 : 0) +
2941 (meta->device & LSIV3_D_CHANNEL ? 2 : 0);
2945 switch (meta->raid[entry].type) {
2947 raid->type = AR_T_RAID0;
2948 raid->width = meta->raid[entry].total_disks;
2952 raid->type = AR_T_RAID1;
2953 raid->width = meta->raid[entry].array_width;
2957 device_printf(parent, "LSI v3 unknown RAID type 0x%02x\n",
2958 meta->raid[entry].type);
2959 kfree(raidp[array], M_AR);
2960 raidp[array] = NULL;
2965 raid->magic_0 = meta->timestamp;
2966 raid->format = AR_F_LSIV3_RAID;
2967 raid->generation = 0;
2968 raid->interleave = meta->raid[entry].stripe_pages * 8;
2969 raid->total_disks = meta->raid[entry].total_disks;
2970 raid->total_sectors = raid->width * meta->raid[entry].sectors;
2973 raid->cylinders = raid->total_sectors / (63 * 255);
2974 raid->offset_sectors = meta->raid[entry].offset;
2975 raid->rebuild_lba = 0;
2978 raid->disks[disk_number].dev = parent;
2979 raid->disks[disk_number].sectors = raid->total_sectors / raid->width;
2980 raid->disks[disk_number].flags =
2981 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
2982 ars->raid[raid->volume] = raid;
2983 ars->disk_number[raid->volume] = disk_number;
2994 /* nVidia MediaShield Metadata */
2996 ata_raid_nvidia_read_meta(device_t dev, struct ar_softc **raidp)
2998 struct ata_raid_subdisk *ars = device_get_softc(dev);
2999 device_t parent = device_get_parent(dev);
3000 struct nvidia_raid_conf *meta;
3001 struct ar_softc *raid = NULL;
3002 u_int32_t checksum, *ptr;
3003 int array, count, retval = 0;
3005 meta = (struct nvidia_raid_conf *)kmalloc(sizeof(struct nvidia_raid_conf),
3006 M_AR, M_WAITOK | M_ZERO);
3008 if (ata_raid_rw(parent, NVIDIA_LBA(parent),
3009 meta, sizeof(struct nvidia_raid_conf), ATA_R_READ)) {
3010 if (testing || bootverbose)
3011 device_printf(parent, "nVidia read metadata failed\n");
3015 /* check if this is a nVidia RAID struct */
3016 if (strncmp(meta->nvidia_id, NV_MAGIC, strlen(NV_MAGIC))) {
3017 if (testing || bootverbose)
3018 device_printf(parent, "nVidia check1 failed\n");
3022 /* check if the checksum is OK */
3023 for (checksum = 0, ptr = (u_int32_t*)meta, count = 0;
3024 count < meta->config_size; count++)
3027 if (testing || bootverbose)
3028 device_printf(parent, "nVidia check2 failed\n");
3032 if (testing || bootverbose)
3033 ata_raid_nvidia_print_meta(meta);
3035 /* now convert nVidia meta into our generic form */
3036 for (array = 0; array < MAX_ARRAYS; array++) {
3037 if (!raidp[array]) {
3039 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
3042 raid = raidp[array];
3043 if (raid->format && (raid->format != AR_F_NVIDIA_RAID))
3046 if (raid->format == AR_F_NVIDIA_RAID &&
3047 ((raid->magic_0 != meta->magic_1) ||
3048 (raid->magic_1 != meta->magic_2))) {
3052 switch (meta->type) {
3054 raid->type = AR_T_SPAN;
3058 raid->type = AR_T_RAID0;
3062 raid->type = AR_T_RAID1;
3066 raid->type = AR_T_RAID5;
3070 raid->type = AR_T_RAID01;
3074 device_printf(parent, "nVidia unknown RAID type 0x%02x\n",
3076 kfree(raidp[array], M_AR);
3077 raidp[array] = NULL;
3080 raid->magic_0 = meta->magic_1;
3081 raid->magic_1 = meta->magic_2;
3082 raid->format = AR_F_NVIDIA_RAID;
3083 raid->generation = 0;
3084 raid->interleave = meta->stripe_sectors;
3085 raid->width = meta->array_width;
3086 raid->total_disks = meta->total_disks;
3087 raid->total_sectors = meta->total_sectors;
3090 raid->cylinders = raid->total_sectors / (63 * 255);
3091 raid->offset_sectors = 0;
3092 raid->rebuild_lba = meta->rebuild_lba;
3094 raid->status = AR_S_READY;
3095 if (meta->status & NV_S_DEGRADED)
3096 raid->status |= AR_S_DEGRADED;
3098 raid->disks[meta->disk_number].dev = parent;
3099 raid->disks[meta->disk_number].sectors =
3100 raid->total_sectors / raid->width;
3101 raid->disks[meta->disk_number].flags =
3102 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
3103 ars->raid[raid->volume] = raid;
3104 ars->disk_number[raid->volume] = meta->disk_number;
3114 /* Promise FastTrak Metadata */
3116 ata_raid_promise_read_meta(device_t dev, struct ar_softc **raidp, int native)
3118 struct ata_raid_subdisk *ars = device_get_softc(dev);
3119 device_t parent = device_get_parent(dev);
3120 struct promise_raid_conf *meta;
3121 struct ar_softc *raid;
3122 u_int32_t checksum, *ptr;
3123 int array, count, disk, disksum = 0, retval = 0;
3125 meta = (struct promise_raid_conf *)
3126 kmalloc(sizeof(struct promise_raid_conf), M_AR, M_WAITOK | M_ZERO);
3128 if (ata_raid_rw(parent, PROMISE_LBA(parent),
3129 meta, sizeof(struct promise_raid_conf), ATA_R_READ)) {
3130 if (testing || bootverbose)
3131 device_printf(parent, "%s read metadata failed\n",
3132 native ? "FreeBSD" : "Promise");
3136 /* check the signature */
3138 if (strncmp(meta->promise_id, ATA_MAGIC, strlen(ATA_MAGIC))) {
3139 if (testing || bootverbose)
3140 device_printf(parent, "FreeBSD check1 failed\n");
3145 if (strncmp(meta->promise_id, PR_MAGIC, strlen(PR_MAGIC))) {
3146 if (testing || bootverbose)
3147 device_printf(parent, "Promise check1 failed\n");
3152 /* check if the checksum is OK */
3153 for (checksum = 0, ptr = (u_int32_t *)meta, count = 0; count < 511; count++)
3155 if (checksum != *ptr) {
3156 if (testing || bootverbose)
3157 device_printf(parent, "%s check2 failed\n",
3158 native ? "FreeBSD" : "Promise");
3162 /* check on disk integrity status */
3163 if (meta->raid.integrity != PR_I_VALID) {
3164 if (testing || bootverbose)
3165 device_printf(parent, "%s check3 failed\n",
3166 native ? "FreeBSD" : "Promise");
3170 if (testing || bootverbose)
3171 ata_raid_promise_print_meta(meta);
3173 /* now convert Promise metadata into our generic form */
3174 for (array = 0; array < MAX_ARRAYS; array++) {
3175 if (!raidp[array]) {
3177 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
3180 raid = raidp[array];
3182 (raid->format != (native ? AR_F_FREEBSD_RAID : AR_F_PROMISE_RAID)))
3185 if ((raid->format == (native ? AR_F_FREEBSD_RAID : AR_F_PROMISE_RAID))&&
3186 !(meta->raid.magic_1 == (raid->magic_1)))
3189 /* update our knowledge about the array config based on generation */
3190 if (!meta->raid.generation || meta->raid.generation > raid->generation){
3191 switch (meta->raid.type) {
3193 raid->type = AR_T_SPAN;
3197 raid->type = AR_T_JBOD;
3201 raid->type = AR_T_RAID0;
3205 raid->type = AR_T_RAID1;
3206 if (meta->raid.array_width > 1)
3207 raid->type = AR_T_RAID01;
3211 raid->type = AR_T_RAID5;
3215 device_printf(parent, "%s unknown RAID type 0x%02x\n",
3216 native ? "FreeBSD" : "Promise", meta->raid.type);
3217 kfree(raidp[array], M_AR);
3218 raidp[array] = NULL;
3221 raid->magic_1 = meta->raid.magic_1;
3222 raid->format = (native ? AR_F_FREEBSD_RAID : AR_F_PROMISE_RAID);
3223 raid->generation = meta->raid.generation;
3224 raid->interleave = 1 << meta->raid.stripe_shift;
3225 raid->width = meta->raid.array_width;
3226 raid->total_disks = meta->raid.total_disks;
3227 raid->heads = meta->raid.heads + 1;
3228 raid->sectors = meta->raid.sectors;
3229 raid->cylinders = meta->raid.cylinders + 1;
3230 raid->total_sectors = meta->raid.total_sectors;
3231 raid->offset_sectors = 0;
3232 raid->rebuild_lba = meta->raid.rebuild_lba;
3234 if ((meta->raid.status &
3235 (PR_S_VALID | PR_S_ONLINE | PR_S_INITED | PR_S_READY)) ==
3236 (PR_S_VALID | PR_S_ONLINE | PR_S_INITED | PR_S_READY)) {
3237 raid->status |= AR_S_READY;
3238 if (meta->raid.status & PR_S_DEGRADED)
3239 raid->status |= AR_S_DEGRADED;
3242 raid->status &= ~AR_S_READY;
3244 /* convert disk flags to our internal types */
3245 for (disk = 0; disk < meta->raid.total_disks; disk++) {
3246 raid->disks[disk].dev = NULL;
3247 raid->disks[disk].flags = 0;
3248 *((u_int64_t *)(raid->disks[disk].serial)) =
3249 meta->raid.disk[disk].magic_0;
3250 disksum += meta->raid.disk[disk].flags;
3251 if (meta->raid.disk[disk].flags & PR_F_ONLINE)
3252 raid->disks[disk].flags |= AR_DF_ONLINE;
3253 if (meta->raid.disk[disk].flags & PR_F_ASSIGNED)
3254 raid->disks[disk].flags |= AR_DF_ASSIGNED;
3255 if (meta->raid.disk[disk].flags & PR_F_SPARE) {
3256 raid->disks[disk].flags &= ~(AR_DF_ONLINE | AR_DF_ASSIGNED);
3257 raid->disks[disk].flags |= AR_DF_SPARE;
3259 if (meta->raid.disk[disk].flags & (PR_F_REDIR | PR_F_DOWN))
3260 raid->disks[disk].flags &= ~AR_DF_ONLINE;
3263 device_printf(parent, "%s subdisks has no flags\n",
3264 native ? "FreeBSD" : "Promise");
3265 kfree(raidp[array], M_AR);
3266 raidp[array] = NULL;
3270 if (meta->raid.generation >= raid->generation) {
3271 int disk_number = meta->raid.disk_number;
3273 if (raid->disks[disk_number].flags && (meta->magic_0 ==
3274 *((u_int64_t *)(raid->disks[disk_number].serial)))) {
3275 raid->disks[disk_number].dev = parent;
3276 raid->disks[disk_number].flags |= AR_DF_PRESENT;
3277 raid->disks[disk_number].sectors = meta->raid.disk_sectors;
3278 if ((raid->disks[disk_number].flags &
3279 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE)) ==
3280 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE)) {
3281 ars->raid[raid->volume] = raid;
3282 ars->disk_number[raid->volume] = disk_number;
3296 ata_raid_promise_write_meta(struct ar_softc *rdp)
3298 struct promise_raid_conf *meta;
3299 struct timeval timestamp;
3301 int count, disk, drive, error = 0;
3303 meta = (struct promise_raid_conf *)
3304 kmalloc(sizeof(struct promise_raid_conf), M_AR, M_WAITOK);
3307 microtime(×tamp);
3309 for (disk = 0; disk < rdp->total_disks; disk++) {
3310 for (count = 0; count < sizeof(struct promise_raid_conf); count++)
3311 *(((u_int8_t *)meta) + count) = 255 - (count % 256);
3312 meta->dummy_0 = 0x00020000;
3313 meta->raid.disk_number = disk;
3315 if (rdp->disks[disk].dev) {
3316 struct ata_device *atadev = device_get_softc(rdp->disks[disk].dev);
3317 struct ata_channel *ch =
3318 device_get_softc(device_get_parent(rdp->disks[disk].dev));
3320 meta->raid.channel = ch->unit;
3321 meta->raid.device = ATA_DEV(atadev->unit);
3322 meta->raid.disk_sectors = rdp->disks[disk].sectors;
3323 meta->raid.disk_offset = rdp->offset_sectors;
3326 meta->raid.channel = 0;
3327 meta->raid.device = 0;
3328 meta->raid.disk_sectors = 0;
3329 meta->raid.disk_offset = 0;
3331 meta->magic_0 = PR_MAGIC0(meta->raid) | timestamp.tv_sec;
3332 meta->magic_1 = timestamp.tv_sec >> 16;
3333 meta->magic_2 = timestamp.tv_sec;
3334 meta->raid.integrity = PR_I_VALID;
3335 meta->raid.magic_0 = meta->magic_0;
3336 meta->raid.rebuild_lba = rdp->rebuild_lba;
3337 meta->raid.generation = rdp->generation;
3339 if (rdp->status & AR_S_READY) {
3340 meta->raid.flags = (PR_F_VALID | PR_F_ASSIGNED | PR_F_ONLINE);
3342 (PR_S_VALID | PR_S_ONLINE | PR_S_INITED | PR_S_READY);
3343 if (rdp->status & AR_S_DEGRADED)
3344 meta->raid.status |= PR_S_DEGRADED;
3346 meta->raid.status |= PR_S_FUNCTIONAL;
3349 meta->raid.flags = PR_F_DOWN;
3350 meta->raid.status = 0;
3353 switch (rdp->type) {
3355 meta->raid.type = PR_T_RAID0;
3358 meta->raid.type = PR_T_RAID1;
3361 meta->raid.type = PR_T_RAID1;
3364 meta->raid.type = PR_T_RAID5;
3367 meta->raid.type = PR_T_SPAN;
3370 meta->raid.type = PR_T_JBOD;
3377 meta->raid.total_disks = rdp->total_disks;
3378 meta->raid.stripe_shift = ffs(rdp->interleave) - 1;
3379 meta->raid.array_width = rdp->width;
3380 meta->raid.array_number = rdp->lun;
3381 meta->raid.total_sectors = rdp->total_sectors;
3382 meta->raid.cylinders = rdp->cylinders - 1;
3383 meta->raid.heads = rdp->heads - 1;
3384 meta->raid.sectors = rdp->sectors;
3385 meta->raid.magic_1 = (u_int64_t)meta->magic_2<<16 | meta->magic_1;
3387 bzero(&meta->raid.disk, 8 * 12);
3388 for (drive = 0; drive < rdp->total_disks; drive++) {
3389 meta->raid.disk[drive].flags = 0;
3390 if (rdp->disks[drive].flags & AR_DF_PRESENT)
3391 meta->raid.disk[drive].flags |= PR_F_VALID;
3392 if (rdp->disks[drive].flags & AR_DF_ASSIGNED)
3393 meta->raid.disk[drive].flags |= PR_F_ASSIGNED;
3394 if (rdp->disks[drive].flags & AR_DF_ONLINE)
3395 meta->raid.disk[drive].flags |= PR_F_ONLINE;
3397 if (rdp->disks[drive].flags & AR_DF_PRESENT)
3398 meta->raid.disk[drive].flags = (PR_F_REDIR | PR_F_DOWN);
3399 if (rdp->disks[drive].flags & AR_DF_SPARE)
3400 meta->raid.disk[drive].flags |= PR_F_SPARE;
3401 meta->raid.disk[drive].dummy_0 = 0x0;
3402 if (rdp->disks[drive].dev) {
3403 struct ata_channel *ch =
3404 device_get_softc(device_get_parent(rdp->disks[drive].dev));
3405 struct ata_device *atadev =
3406 device_get_softc(rdp->disks[drive].dev);
3408 meta->raid.disk[drive].channel = ch->unit;
3409 meta->raid.disk[drive].device = ATA_DEV(atadev->unit);
3411 meta->raid.disk[drive].magic_0 =
3412 PR_MAGIC0(meta->raid.disk[drive]) | timestamp.tv_sec;
3415 if (rdp->disks[disk].dev) {
3416 if ((rdp->disks[disk].flags & (AR_DF_PRESENT | AR_DF_ONLINE)) ==
3417 (AR_DF_PRESENT | AR_DF_ONLINE)) {
3418 if (rdp->format == AR_F_FREEBSD_RAID)
3419 bcopy(ATA_MAGIC, meta->promise_id, sizeof(ATA_MAGIC));
3421 bcopy(PR_MAGIC, meta->promise_id, sizeof(PR_MAGIC));
3424 bzero(meta->promise_id, sizeof(meta->promise_id));
3426 for (ckptr = (int32_t *)meta, count = 0; count < 511; count++)
3427 meta->checksum += *ckptr++;
3428 if (testing || bootverbose)
3429 ata_raid_promise_print_meta(meta);
3430 if (ata_raid_rw(rdp->disks[disk].dev,
3431 PROMISE_LBA(rdp->disks[disk].dev),
3432 meta, sizeof(struct promise_raid_conf),
3433 ATA_R_WRITE | ATA_R_DIRECT)) {
3434 device_printf(rdp->disks[disk].dev, "write metadata failed\n");
3443 /* Silicon Image Medley Metadata */
3445 ata_raid_sii_read_meta(device_t dev, struct ar_softc **raidp)
3447 struct ata_raid_subdisk *ars = device_get_softc(dev);
3448 device_t parent = device_get_parent(dev);
3449 struct sii_raid_conf *meta;
3450 struct ar_softc *raid = NULL;
3451 u_int16_t checksum, *ptr;
3452 int array, count, disk, retval = 0;
3454 meta = (struct sii_raid_conf *)kmalloc(sizeof(struct sii_raid_conf), M_AR,
3457 if (ata_raid_rw(parent, SII_LBA(parent),
3458 meta, sizeof(struct sii_raid_conf), ATA_R_READ)) {
3459 if (testing || bootverbose)
3460 device_printf(parent, "Silicon Image read metadata failed\n");
3464 /* check if this is a Silicon Image (Medley) RAID struct */
3465 for (checksum = 0, ptr = (u_int16_t *)meta, count = 0; count < 160; count++)
3468 if (testing || bootverbose)
3469 device_printf(parent, "Silicon Image check1 failed\n");
3473 for (checksum = 0, ptr = (u_int16_t *)meta, count = 0; count < 256; count++)
3475 if (checksum != meta->checksum_1) {
3476 if (testing || bootverbose)
3477 device_printf(parent, "Silicon Image check2 failed\n");
3482 if (meta->version_major != 0x0002 ||
3483 (meta->version_minor != 0x0000 && meta->version_minor != 0x0001)) {
3484 if (testing || bootverbose)
3485 device_printf(parent, "Silicon Image check3 failed\n");
3489 if (testing || bootverbose)
3490 ata_raid_sii_print_meta(meta);
3492 /* now convert Silicon Image meta into our generic form */
3493 for (array = 0; array < MAX_ARRAYS; array++) {
3494 if (!raidp[array]) {
3496 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
3499 raid = raidp[array];
3500 if (raid->format && (raid->format != AR_F_SII_RAID))
3503 if (raid->format == AR_F_SII_RAID &&
3504 (raid->magic_0 != *((u_int64_t *)meta->timestamp))) {
3508 /* update our knowledge about the array config based on generation */
3509 if (!meta->generation || meta->generation > raid->generation) {
3510 switch (meta->type) {
3512 raid->type = AR_T_RAID0;
3516 raid->type = AR_T_RAID1;
3520 raid->type = AR_T_RAID01;
3524 device_printf(parent, "Silicon Image SPARE disk\n");
3525 kfree(raidp[array], M_AR);
3526 raidp[array] = NULL;
3530 device_printf(parent,"Silicon Image unknown RAID type 0x%02x\n",
3532 kfree(raidp[array], M_AR);
3533 raidp[array] = NULL;
3536 raid->magic_0 = *((u_int64_t *)meta->timestamp);
3537 raid->format = AR_F_SII_RAID;
3538 raid->generation = meta->generation;
3539 raid->interleave = meta->stripe_sectors;
3540 raid->width = (meta->raid0_disks != 0xff) ? meta->raid0_disks : 1;
3542 ((meta->raid0_disks != 0xff) ? meta->raid0_disks : 0) +
3543 ((meta->raid1_disks != 0xff) ? meta->raid1_disks : 0);
3544 raid->total_sectors = meta->total_sectors;
3547 raid->cylinders = raid->total_sectors / (63 * 255);
3548 raid->offset_sectors = 0;
3549 raid->rebuild_lba = meta->rebuild_lba;
3551 strncpy(raid->name, meta->name,
3552 min(sizeof(raid->name), sizeof(meta->name)));
3554 /* clear out any old info */
3555 if (raid->generation) {
3556 for (disk = 0; disk < raid->total_disks; disk++) {
3557 raid->disks[disk].dev = NULL;
3558 raid->disks[disk].flags = 0;
3562 if (meta->generation >= raid->generation) {
3563 /* XXX SOS add check for the right physical disk by serial# */
3564 if (meta->status & SII_S_READY) {
3565 int disk_number = (raid->type == AR_T_RAID01) ?
3566 meta->raid1_ident + (meta->raid0_ident << 1) :
3569 raid->disks[disk_number].dev = parent;
3570 raid->disks[disk_number].sectors =
3571 raid->total_sectors / raid->width;
3572 raid->disks[disk_number].flags =
3573 (AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
3574 ars->raid[raid->volume] = raid;
3575 ars->disk_number[raid->volume] = disk_number;
3587 /* Silicon Integrated Systems Metadata */
3589 ata_raid_sis_read_meta(device_t dev, struct ar_softc **raidp)
3591 struct ata_raid_subdisk *ars = device_get_softc(dev);
3592 device_t parent = device_get_parent(dev);
3593 struct sis_raid_conf *meta;
3594 struct ar_softc *raid = NULL;
3595 int array, disk_number, drive, retval = 0;
3597 meta = (struct sis_raid_conf *)kmalloc(sizeof(struct sis_raid_conf), M_AR,
3600 if (ata_raid_rw(parent, SIS_LBA(parent),
3601 meta, sizeof(struct sis_raid_conf), ATA_R_READ)) {
3602 if (testing || bootverbose)
3603 device_printf(parent,
3604 "Silicon Integrated Systems read metadata failed\n");
3607 /* check for SiS magic */
3608 if (meta->magic != SIS_MAGIC) {
3609 if (testing || bootverbose)
3610 device_printf(parent,
3611 "Silicon Integrated Systems check1 failed\n");
3615 if (testing || bootverbose)
3616 ata_raid_sis_print_meta(meta);
3618 /* now convert SiS meta into our generic form */
3619 for (array = 0; array < MAX_ARRAYS; array++) {
3620 if (!raidp[array]) {
3622 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
3626 raid = raidp[array];
3627 if (raid->format && (raid->format != AR_F_SIS_RAID))
3630 if ((raid->format == AR_F_SIS_RAID) &&
3631 ((raid->magic_0 != meta->controller_pci_id) ||
3632 (raid->magic_1 != meta->timestamp))) {
3636 switch (meta->type_total_disks & SIS_T_MASK) {
3638 raid->type = AR_T_JBOD;
3639 raid->width = (meta->type_total_disks & SIS_D_MASK);
3640 raid->total_sectors += SIS_LBA(parent);
3644 raid->type = AR_T_RAID0;
3645 raid->width = (meta->type_total_disks & SIS_D_MASK);
3646 if (!raid->total_sectors ||
3647 (raid->total_sectors > (raid->width * SIS_LBA(parent))))
3648 raid->total_sectors = raid->width * SIS_LBA(parent);
3652 raid->type = AR_T_RAID1;
3654 if (!raid->total_sectors || (raid->total_sectors > SIS_LBA(parent)))
3655 raid->total_sectors = SIS_LBA(parent);
3659 device_printf(parent, "Silicon Integrated Systems "
3660 "unknown RAID type 0x%08x\n", meta->magic);
3661 kfree(raidp[array], M_AR);
3662 raidp[array] = NULL;
3665 raid->magic_0 = meta->controller_pci_id;
3666 raid->magic_1 = meta->timestamp;
3667 raid->format = AR_F_SIS_RAID;
3668 raid->generation = 0;
3669 raid->interleave = meta->stripe_sectors;
3670 raid->total_disks = (meta->type_total_disks & SIS_D_MASK);
3673 raid->cylinders = raid->total_sectors / (63 * 255);
3674 raid->offset_sectors = 0;
3675 raid->rebuild_lba = 0;
3677 /* XXX SOS if total_disks > 2 this doesn't float */
3678 if (((meta->disks & SIS_D_MASTER) >> 4) == meta->disk_number)
3683 for (drive = 0; drive < raid->total_disks; drive++) {
3684 raid->disks[drive].sectors = raid->total_sectors/raid->width;
3685 if (drive == disk_number) {
3686 raid->disks[disk_number].dev = parent;
3687 raid->disks[disk_number].flags =
3688 (AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
3689 ars->raid[raid->volume] = raid;
3690 ars->disk_number[raid->volume] = disk_number;
3703 ata_raid_sis_write_meta(struct ar_softc *rdp)
3705 struct sis_raid_conf *meta;
3706 struct timeval timestamp;
3707 int disk, error = 0;
3709 meta = (struct sis_raid_conf *)kmalloc(sizeof(struct sis_raid_conf), M_AR,
3713 microtime(×tamp);
3715 meta->magic = SIS_MAGIC;
3716 /* XXX SOS if total_disks > 2 this doesn't float */
3717 for (disk = 0; disk < rdp->total_disks; disk++) {
3718 if (rdp->disks[disk].dev) {
3719 struct ata_channel *ch =
3720 device_get_softc(device_get_parent(rdp->disks[disk].dev));
3721 struct ata_device *atadev = device_get_softc(rdp->disks[disk].dev);
3722 int disk_number = 1 + ATA_DEV(atadev->unit) + (ch->unit << 1);
3724 meta->disks |= disk_number << ((1 - disk) << 2);
3727 switch (rdp->type) {
3729 meta->type_total_disks = SIS_T_JBOD;
3733 meta->type_total_disks = SIS_T_RAID0;
3737 meta->type_total_disks = SIS_T_RAID1;
3744 meta->type_total_disks |= (rdp->total_disks & SIS_D_MASK);
3745 meta->stripe_sectors = rdp->interleave;
3746 meta->timestamp = timestamp.tv_sec;
3748 for (disk = 0; disk < rdp->total_disks; disk++) {
3749 if (rdp->disks[disk].dev) {
3750 struct ata_channel *ch =
3751 device_get_softc(device_get_parent(rdp->disks[disk].dev));
3752 struct ata_device *atadev = device_get_softc(rdp->disks[disk].dev);
3754 meta->controller_pci_id =
3755 (pci_get_vendor(GRANDPARENT(rdp->disks[disk].dev)) << 16) |
3756 pci_get_device(GRANDPARENT(rdp->disks[disk].dev));
3757 bcopy(atadev->param.model, meta->model, sizeof(meta->model));
3759 /* XXX SOS if total_disks > 2 this may not float */
3760 meta->disk_number = 1 + ATA_DEV(atadev->unit) + (ch->unit << 1);
3762 if (testing || bootverbose)
3763 ata_raid_sis_print_meta(meta);
3765 if (ata_raid_rw(rdp->disks[disk].dev,
3766 SIS_LBA(rdp->disks[disk].dev),
3767 meta, sizeof(struct sis_raid_conf),
3768 ATA_R_WRITE | ATA_R_DIRECT)) {
3769 device_printf(rdp->disks[disk].dev, "write metadata failed\n");
3778 /* VIA Tech V-RAID Metadata */
3780 ata_raid_via_read_meta(device_t dev, struct ar_softc **raidp)
3782 struct ata_raid_subdisk *ars = device_get_softc(dev);
3783 device_t parent = device_get_parent(dev);
3784 struct via_raid_conf *meta;
3785 struct ar_softc *raid = NULL;
3786 u_int8_t checksum, *ptr;
3787 int array, count, disk, retval = 0;
3789 meta = (struct via_raid_conf *)kmalloc(sizeof(struct via_raid_conf), M_AR,
3792 if (ata_raid_rw(parent, VIA_LBA(parent),
3793 meta, sizeof(struct via_raid_conf), ATA_R_READ)) {
3794 if (testing || bootverbose)
3795 device_printf(parent, "VIA read metadata failed\n");
3799 /* check if this is a VIA RAID struct */
3800 if (meta->magic != VIA_MAGIC) {
3801 if (testing || bootverbose)
3802 device_printf(parent, "VIA check1 failed\n");
3806 /* calculate checksum and compare for valid */
3807 for (checksum = 0, ptr = (u_int8_t *)meta, count = 0; count < 50; count++)
3809 if (checksum != meta->checksum) {
3810 if (testing || bootverbose)
3811 device_printf(parent, "VIA check2 failed\n");
3815 if (testing || bootverbose)
3816 ata_raid_via_print_meta(meta);
3818 /* now convert VIA meta into our generic form */
3819 for (array = 0; array < MAX_ARRAYS; array++) {
3820 if (!raidp[array]) {
3822 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
3825 raid = raidp[array];
3826 if (raid->format && (raid->format != AR_F_VIA_RAID))
3829 if (raid->format == AR_F_VIA_RAID && (raid->magic_0 != meta->disks[0]))
3832 switch (meta->type & VIA_T_MASK) {
3834 raid->type = AR_T_RAID0;
3835 raid->width = meta->stripe_layout & VIA_L_DISKS;
3836 if (!raid->total_sectors ||
3837 (raid->total_sectors > (raid->width * meta->disk_sectors)))
3838 raid->total_sectors = raid->width * meta->disk_sectors;
3842 raid->type = AR_T_RAID1;
3844 raid->total_sectors = meta->disk_sectors;
3848 raid->type = AR_T_RAID01;
3849 raid->width = meta->stripe_layout & VIA_L_DISKS;
3850 if (!raid->total_sectors ||
3851 (raid->total_sectors > (raid->width * meta->disk_sectors)))
3852 raid->total_sectors = raid->width * meta->disk_sectors;
3856 raid->type = AR_T_RAID5;
3857 raid->width = meta->stripe_layout & VIA_L_DISKS;
3858 if (!raid->total_sectors ||
3859 (raid->total_sectors > ((raid->width - 1)*meta->disk_sectors)))
3860 raid->total_sectors = (raid->width - 1) * meta->disk_sectors;
3864 raid->type = AR_T_SPAN;
3866 raid->total_sectors += meta->disk_sectors;
3870 device_printf(parent,"VIA unknown RAID type 0x%02x\n", meta->type);
3871 kfree(raidp[array], M_AR);
3872 raidp[array] = NULL;
3875 raid->magic_0 = meta->disks[0];
3876 raid->format = AR_F_VIA_RAID;
3877 raid->generation = 0;
3879 0x08 << ((meta->stripe_layout & VIA_L_MASK) >> VIA_L_SHIFT);
3880 for (count = 0, disk = 0; disk < 8; disk++)
3881 if (meta->disks[disk])
3883 raid->total_disks = count;
3886 raid->cylinders = raid->total_sectors / (63 * 255);
3887 raid->offset_sectors = 0;
3888 raid->rebuild_lba = 0;
3891 for (disk = 0; disk < raid->total_disks; disk++) {
3892 if (meta->disks[disk] == meta->disk_id) {
3893 raid->disks[disk].dev = parent;
3894 bcopy(&meta->disk_id, raid->disks[disk].serial,
3896 raid->disks[disk].sectors = meta->disk_sectors;
3897 raid->disks[disk].flags =
3898 (AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
3899 ars->raid[raid->volume] = raid;
3900 ars->disk_number[raid->volume] = disk;
3914 ata_raid_via_write_meta(struct ar_softc *rdp)
3916 struct via_raid_conf *meta;
3917 int disk, error = 0;
3919 meta = (struct via_raid_conf *)kmalloc(sizeof(struct via_raid_conf), M_AR,
3924 meta->magic = VIA_MAGIC;
3925 meta->dummy_0 = 0x02;
3926 switch (rdp->type) {
3928 meta->type = VIA_T_SPAN;
3929 meta->stripe_layout = (rdp->total_disks & VIA_L_DISKS);
3933 meta->type = VIA_T_RAID0;
3934 meta->stripe_layout = ((rdp->interleave >> 1) & VIA_L_MASK);
3935 meta->stripe_layout |= (rdp->total_disks & VIA_L_DISKS);
3939 meta->type = VIA_T_RAID1;
3940 meta->stripe_layout = (rdp->total_disks & VIA_L_DISKS);
3944 meta->type = VIA_T_RAID5;
3945 meta->stripe_layout = ((rdp->interleave >> 1) & VIA_L_MASK);
3946 meta->stripe_layout |= (rdp->total_disks & VIA_L_DISKS);
3950 meta->type = VIA_T_RAID01;
3951 meta->stripe_layout = ((rdp->interleave >> 1) & VIA_L_MASK);
3952 meta->stripe_layout |= (rdp->width & VIA_L_DISKS);
3959 meta->type |= VIA_T_BOOTABLE; /* XXX SOS */
3960 meta->disk_sectors =
3961 rdp->total_sectors / (rdp->width - (rdp->type == AR_RAID5));
3962 for (disk = 0; disk < rdp->total_disks; disk++)
3963 meta->disks[disk] = (u_int32_t)(uintptr_t)rdp->disks[disk].dev;
3965 for (disk = 0; disk < rdp->total_disks; disk++) {
3966 if (rdp->disks[disk].dev) {
3970 meta->disk_index = disk * sizeof(u_int32_t);
3971 if (rdp->type == AR_T_RAID01)
3972 meta->disk_index = ((meta->disk_index & 0x08) << 2) |
3973 (meta->disk_index & ~0x08);
3974 meta->disk_id = meta->disks[disk];
3976 for (ptr = (u_int8_t *)meta, count = 0; count < 50; count++)
3977 meta->checksum += *ptr++;
3979 if (testing || bootverbose)
3980 ata_raid_via_print_meta(meta);
3982 if (ata_raid_rw(rdp->disks[disk].dev,
3983 VIA_LBA(rdp->disks[disk].dev),
3984 meta, sizeof(struct via_raid_conf),
3985 ATA_R_WRITE | ATA_R_DIRECT)) {
3986 device_printf(rdp->disks[disk].dev, "write metadata failed\n");
3995 static struct ata_request *
3996 ata_raid_init_request(struct ar_softc *rdp, struct bio *bio)
3998 struct ata_request *request;
4000 if (!(request = ata_alloc_request())) {
4001 kprintf("FAILURE - out of memory in ata_raid_init_request\n");
4004 request->timeout = ATA_DEFAULT_TIMEOUT;
4005 request->retries = 2;
4006 request->callback = ata_raid_done;
4007 request->driver = rdp;
4009 switch (request->bio->bio_buf->b_cmd) {
4011 request->flags = ATA_R_READ;
4014 request->flags = ATA_R_WRITE;
4017 request->flags = ATA_R_CONTROL;
4020 kprintf("ar%d: FAILURE - unknown BUF operation\n", rdp->lun);
4021 ata_free_request(request);
4023 bio->bio_buf->b_flags |= B_ERROR;
4024 bio->bio_buf->b_error = EIO;
4033 ata_raid_send_request(struct ata_request *request)
4035 struct ata_device *atadev = device_get_softc(request->dev);
4037 request->transfersize = min(request->bytecount, atadev->max_iosize);
4038 if (request->flags & ATA_R_READ) {
4039 if (atadev->mode >= ATA_DMA) {
4040 request->flags |= ATA_R_DMA;
4041 request->u.ata.command = ATA_READ_DMA;
4043 else if (atadev->max_iosize > DEV_BSIZE)
4044 request->u.ata.command = ATA_READ_MUL;
4046 request->u.ata.command = ATA_READ;
4048 else if (request->flags & ATA_R_WRITE) {
4049 if (atadev->mode >= ATA_DMA) {
4050 request->flags |= ATA_R_DMA;
4051 request->u.ata.command = ATA_WRITE_DMA;
4053 else if (atadev->max_iosize > DEV_BSIZE)
4054 request->u.ata.command = ATA_WRITE_MUL;
4056 request->u.ata.command = ATA_WRITE;
4059 device_printf(request->dev, "FAILURE - unknown IO operation\n");
4060 ata_free_request(request);
4063 request->flags |= (ATA_R_ORDERED | ATA_R_THREAD);
4064 ata_queue_request(request);
4069 ata_raid_rw(device_t dev, u_int64_t lba, void *data, u_int bcount, int flags)
4071 struct ata_device *atadev = device_get_softc(dev);
4072 struct ata_request *request;
4075 if (bcount % DEV_BSIZE) {
4076 device_printf(dev, "FAILURE - transfers must be modulo sectorsize\n");
4080 if (!(request = ata_alloc_request())) {
4081 device_printf(dev, "FAILURE - out of memory in ata_raid_rw\n");
4087 request->timeout = 10;
4088 request->retries = 0;
4089 request->data = data;
4090 request->bytecount = bcount;
4091 request->transfersize = DEV_BSIZE;
4092 request->u.ata.lba = lba;
4093 request->u.ata.count = request->bytecount / DEV_BSIZE;
4094 request->flags = flags;
4096 if (flags & ATA_R_READ) {
4097 if (atadev->mode >= ATA_DMA) {
4098 request->u.ata.command = ATA_READ_DMA;
4099 request->flags |= ATA_R_DMA;
4102 request->u.ata.command = ATA_READ;
4103 ata_queue_request(request);
4105 else if (flags & ATA_R_WRITE) {
4106 if (atadev->mode >= ATA_DMA) {
4107 request->u.ata.command = ATA_WRITE_DMA;
4108 request->flags |= ATA_R_DMA;
4111 request->u.ata.command = ATA_WRITE;
4112 ata_queue_request(request);
4115 device_printf(dev, "FAILURE - unknown IO operation\n");
4116 request->result = EIO;
4118 error = request->result;
4119 ata_free_request(request);
4127 ata_raid_subdisk_probe(device_t dev)
4134 ata_raid_subdisk_attach(device_t dev)
4136 struct ata_raid_subdisk *ars = device_get_softc(dev);
4139 for (volume = 0; volume < MAX_VOLUMES; volume++) {
4140 ars->raid[volume] = NULL;
4141 ars->disk_number[volume] = -1;
4143 ata_raid_read_metadata(dev);
4148 ata_raid_subdisk_detach(device_t dev)
4150 struct ata_raid_subdisk *ars = device_get_softc(dev);
4153 for (volume = 0; volume < MAX_VOLUMES; volume++) {
4154 if (ars->raid[volume]) {
4155 ars->raid[volume]->disks[ars->disk_number[volume]].flags &=
4156 ~(AR_DF_PRESENT | AR_DF_ONLINE);
4157 ars->raid[volume]->disks[ars->disk_number[volume]].dev = NULL;
4158 ata_raid_config_changed(ars->raid[volume], 1);
4159 ars->raid[volume] = NULL;
4160 ars->disk_number[volume] = -1;
4166 static device_method_t ata_raid_sub_methods[] = {
4167 /* device interface */
4168 DEVMETHOD(device_probe, ata_raid_subdisk_probe),
4169 DEVMETHOD(device_attach, ata_raid_subdisk_attach),
4170 DEVMETHOD(device_detach, ata_raid_subdisk_detach),
4174 static driver_t ata_raid_sub_driver = {
4176 ata_raid_sub_methods,
4177 sizeof(struct ata_raid_subdisk)
4180 DRIVER_MODULE(subdisk, ad, ata_raid_sub_driver, ata_raid_sub_devclass, NULL, NULL);
4183 ata_raid_module_event_handler(module_t mod, int what, void *arg)
4189 if (testing || bootverbose)
4190 kprintf("ATA PseudoRAID loaded\n");
4192 /* setup table to hold metadata for all ATA PseudoRAID arrays */
4193 ata_raid_arrays = kmalloc(sizeof(struct ar_soft *) * MAX_ARRAYS,
4194 M_AR, M_WAITOK | M_ZERO);
4196 /* attach found PseudoRAID arrays */
4197 for (i = 0; i < MAX_ARRAYS; i++) {
4198 struct ar_softc *rdp = ata_raid_arrays[i];
4200 if (!rdp || !rdp->format)
4202 if (testing || bootverbose)
4203 ata_raid_print_meta(rdp);
4204 ata_raid_attach(rdp, 0);
4206 ata_raid_ioctl_func = ata_raid_ioctl;
4210 /* detach found PseudoRAID arrays */
4211 for (i = 0; i < MAX_ARRAYS; i++) {
4212 struct ar_softc *rdp = ata_raid_arrays[i];
4214 if (!rdp || !rdp->status)
4216 disk_destroy(&rdp->disk);
4218 if (testing || bootverbose)
4219 kprintf("ATA PseudoRAID unloaded\n");
4221 kfree(ata_raid_arrays, M_AR);
4223 ata_raid_ioctl_func = NULL;
4231 static moduledata_t ata_raid_moduledata =
4232 { "ataraid", ata_raid_module_event_handler, NULL };
4233 DECLARE_MODULE(ata, ata_raid_moduledata, SI_SUB_RAID, SI_ORDER_FIRST);
4234 MODULE_VERSION(ataraid, 1);
4235 MODULE_DEPEND(ataraid, ata, 1, 1, 1);
4236 MODULE_DEPEND(ataraid, ad, 1, 1, 1);
4239 ata_raid_format(struct ar_softc *rdp)
4241 switch (rdp->format) {
4242 case AR_F_FREEBSD_RAID: return "FreeBSD PseudoRAID";
4243 case AR_F_ADAPTEC_RAID: return "Adaptec HostRAID";
4244 case AR_F_HPTV2_RAID: return "HighPoint v2 RocketRAID";
4245 case AR_F_HPTV3_RAID: return "HighPoint v3 RocketRAID";
4246 case AR_F_INTEL_RAID: return "Intel MatrixRAID";
4247 case AR_F_ITE_RAID: return "Integrated Technology Express";
4248 case AR_F_JMICRON_RAID: return "JMicron Technology Corp";
4249 case AR_F_LSIV2_RAID: return "LSILogic v2 MegaRAID";
4250 case AR_F_LSIV3_RAID: return "LSILogic v3 MegaRAID";
4251 case AR_F_NVIDIA_RAID: return "nVidia MediaShield";
4252 case AR_F_PROMISE_RAID: return "Promise Fasttrak";
4253 case AR_F_SII_RAID: return "Silicon Image Medley";
4254 case AR_F_SIS_RAID: return "Silicon Integrated Systems";
4255 case AR_F_VIA_RAID: return "VIA Tech V-RAID";
4256 default: return "UNKNOWN";
4261 ata_raid_type(struct ar_softc *rdp)
4263 switch (rdp->type) {
4264 case AR_T_JBOD: return "JBOD";
4265 case AR_T_SPAN: return "SPAN";
4266 case AR_T_RAID0: return "RAID0";
4267 case AR_T_RAID1: return "RAID1";
4268 case AR_T_RAID3: return "RAID3";
4269 case AR_T_RAID4: return "RAID4";
4270 case AR_T_RAID5: return "RAID5";
4271 case AR_T_RAID01: return "RAID0+1";
4272 default: return "UNKNOWN";
4277 ata_raid_flags(struct ar_softc *rdp)
4279 switch (rdp->status & (AR_S_READY | AR_S_DEGRADED | AR_S_REBUILDING)) {
4280 case AR_S_READY: return "READY";
4281 case AR_S_READY | AR_S_DEGRADED: return "DEGRADED";
4282 case AR_S_READY | AR_S_REBUILDING:
4283 case AR_S_READY | AR_S_DEGRADED | AR_S_REBUILDING: return "REBUILDING";
4284 default: return "BROKEN";
4288 /* debugging gunk */
4290 ata_raid_print_meta(struct ar_softc *raid)
4294 kprintf("********** ATA PseudoRAID ar%d Metadata **********\n", raid->lun);
4295 kprintf("=================================================\n");
4296 kprintf("format %s\n", ata_raid_format(raid));
4297 kprintf("type %s\n", ata_raid_type(raid));
4298 kprintf("flags 0x%02x %b\n", raid->status, raid->status,
4299 "\20\3REBUILDING\2DEGRADED\1READY\n");
4300 kprintf("magic_0 0x%016jx\n", raid->magic_0);
4301 kprintf("magic_1 0x%016jx\n",raid->magic_1);
4302 kprintf("generation %u\n", raid->generation);
4303 kprintf("total_sectors %ju\n", raid->total_sectors);
4304 kprintf("offset_sectors %ju\n", raid->offset_sectors);
4305 kprintf("heads %u\n", raid->heads);
4306 kprintf("sectors %u\n", raid->sectors);
4307 kprintf("cylinders %u\n", raid->cylinders);
4308 kprintf("width %u\n", raid->width);
4309 kprintf("interleave %u\n", raid->interleave);
4310 kprintf("total_disks %u\n", raid->total_disks);
4311 for (i = 0; i < raid->total_disks; i++) {
4312 kprintf(" disk %d: flags = 0x%02x %b\n", i, raid->disks[i].flags,
4313 raid->disks[i].flags, "\20\4ONLINE\3SPARE\2ASSIGNED\1PRESENT\n");
4314 if (raid->disks[i].dev) {
4316 device_printf(raid->disks[i].dev, " sectors %jd\n",
4317 raid->disks[i].sectors);
4320 kprintf("=================================================\n");
4324 ata_raid_adaptec_type(int type)
4326 static char buffer[16];
4329 case ADP_T_RAID0: return "RAID0";
4330 case ADP_T_RAID1: return "RAID1";
4331 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4337 ata_raid_adaptec_print_meta(struct adaptec_raid_conf *meta)
4341 kprintf("********* ATA Adaptec HostRAID Metadata *********\n");
4342 kprintf("magic_0 <0x%08x>\n", be32toh(meta->magic_0));
4343 kprintf("generation 0x%08x\n", be32toh(meta->generation));
4344 kprintf("dummy_0 0x%04x\n", be16toh(meta->dummy_0));
4345 kprintf("total_configs %u\n", be16toh(meta->total_configs));
4346 kprintf("dummy_1 0x%04x\n", be16toh(meta->dummy_1));
4347 kprintf("checksum 0x%04x\n", be16toh(meta->checksum));
4348 kprintf("dummy_2 0x%08x\n", be32toh(meta->dummy_2));
4349 kprintf("dummy_3 0x%08x\n", be32toh(meta->dummy_3));
4350 kprintf("flags 0x%08x\n", be32toh(meta->flags));
4351 kprintf("timestamp 0x%08x\n", be32toh(meta->timestamp));
4352 kprintf("dummy_4 0x%08x 0x%08x 0x%08x 0x%08x\n",
4353 be32toh(meta->dummy_4[0]), be32toh(meta->dummy_4[1]),
4354 be32toh(meta->dummy_4[2]), be32toh(meta->dummy_4[3]));
4355 kprintf("dummy_5 0x%08x 0x%08x 0x%08x 0x%08x\n",
4356 be32toh(meta->dummy_5[0]), be32toh(meta->dummy_5[1]),
4357 be32toh(meta->dummy_5[2]), be32toh(meta->dummy_5[3]));
4359 for (i = 0; i < be16toh(meta->total_configs); i++) {
4360 kprintf(" %d total_disks %u\n", i,
4361 be16toh(meta->configs[i].disk_number));
4362 kprintf(" %d generation %u\n", i,
4363 be16toh(meta->configs[i].generation));
4364 kprintf(" %d magic_0 0x%08x\n", i,
4365 be32toh(meta->configs[i].magic_0));
4366 kprintf(" %d dummy_0 0x%02x\n", i, meta->configs[i].dummy_0);
4367 kprintf(" %d type %s\n", i,
4368 ata_raid_adaptec_type(meta->configs[i].type));
4369 kprintf(" %d dummy_1 0x%02x\n", i, meta->configs[i].dummy_1);
4370 kprintf(" %d flags %d\n", i,
4371 be32toh(meta->configs[i].flags));
4372 kprintf(" %d dummy_2 0x%02x\n", i, meta->configs[i].dummy_2);
4373 kprintf(" %d dummy_3 0x%02x\n", i, meta->configs[i].dummy_3);
4374 kprintf(" %d dummy_4 0x%02x\n", i, meta->configs[i].dummy_4);
4375 kprintf(" %d dummy_5 0x%02x\n", i, meta->configs[i].dummy_5);
4376 kprintf(" %d disk_number %u\n", i,
4377 be32toh(meta->configs[i].disk_number));
4378 kprintf(" %d dummy_6 0x%08x\n", i,
4379 be32toh(meta->configs[i].dummy_6));
4380 kprintf(" %d sectors %u\n", i,
4381 be32toh(meta->configs[i].sectors));
4382 kprintf(" %d stripe_shift %u\n", i,
4383 be16toh(meta->configs[i].stripe_shift));
4384 kprintf(" %d dummy_7 0x%08x\n", i,
4385 be32toh(meta->configs[i].dummy_7));
4386 kprintf(" %d dummy_8 0x%08x 0x%08x 0x%08x 0x%08x\n", i,
4387 be32toh(meta->configs[i].dummy_8[0]),
4388 be32toh(meta->configs[i].dummy_8[1]),
4389 be32toh(meta->configs[i].dummy_8[2]),
4390 be32toh(meta->configs[i].dummy_8[3]));
4391 kprintf(" %d name <%s>\n", i, meta->configs[i].name);
4393 kprintf("magic_1 <0x%08x>\n", be32toh(meta->magic_1));
4394 kprintf("magic_2 <0x%08x>\n", be32toh(meta->magic_2));
4395 kprintf("magic_3 <0x%08x>\n", be32toh(meta->magic_3));
4396 kprintf("magic_4 <0x%08x>\n", be32toh(meta->magic_4));
4397 kprintf("=================================================\n");
4401 ata_raid_hptv2_type(int type)
4403 static char buffer[16];
4406 case HPTV2_T_RAID0: return "RAID0";
4407 case HPTV2_T_RAID1: return "RAID1";
4408 case HPTV2_T_RAID01_RAID0: return "RAID01_RAID0";
4409 case HPTV2_T_SPAN: return "SPAN";
4410 case HPTV2_T_RAID_3: return "RAID3";
4411 case HPTV2_T_RAID_5: return "RAID5";
4412 case HPTV2_T_JBOD: return "JBOD";
4413 case HPTV2_T_RAID01_RAID1: return "RAID01_RAID1";
4414 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4420 ata_raid_hptv2_print_meta(struct hptv2_raid_conf *meta)
4424 kprintf("****** ATA Highpoint V2 RocketRAID Metadata *****\n");
4425 kprintf("magic 0x%08x\n", meta->magic);
4426 kprintf("magic_0 0x%08x\n", meta->magic_0);
4427 kprintf("magic_1 0x%08x\n", meta->magic_1);
4428 kprintf("order 0x%08x\n", meta->order);
4429 kprintf("array_width %u\n", meta->array_width);
4430 kprintf("stripe_shift %u\n", meta->stripe_shift);
4431 kprintf("type %s\n", ata_raid_hptv2_type(meta->type));
4432 kprintf("disk_number %u\n", meta->disk_number);
4433 kprintf("total_sectors %u\n", meta->total_sectors);
4434 kprintf("disk_mode 0x%08x\n", meta->disk_mode);
4435 kprintf("boot_mode 0x%08x\n", meta->boot_mode);
4436 kprintf("boot_disk 0x%02x\n", meta->boot_disk);
4437 kprintf("boot_protect 0x%02x\n", meta->boot_protect);
4438 kprintf("log_entries 0x%02x\n", meta->error_log_entries);
4439 kprintf("log_index 0x%02x\n", meta->error_log_index);
4440 if (meta->error_log_entries) {
4441 kprintf(" timestamp reason disk status sectors lba\n");
4442 for (i = meta->error_log_index;
4443 i < meta->error_log_index + meta->error_log_entries; i++)
4444 kprintf(" 0x%08x 0x%02x 0x%02x 0x%02x 0x%02x 0x%08x\n",
4445 meta->errorlog[i%32].timestamp,
4446 meta->errorlog[i%32].reason,
4447 meta->errorlog[i%32].disk, meta->errorlog[i%32].status,
4448 meta->errorlog[i%32].sectors, meta->errorlog[i%32].lba);
4450 kprintf("rebuild_lba 0x%08x\n", meta->rebuild_lba);
4451 kprintf("dummy_1 0x%02x\n", meta->dummy_1);
4452 kprintf("name_1 <%.15s>\n", meta->name_1);
4453 kprintf("dummy_2 0x%02x\n", meta->dummy_2);
4454 kprintf("name_2 <%.15s>\n", meta->name_2);
4455 kprintf("=================================================\n");
4459 ata_raid_hptv3_type(int type)
4461 static char buffer[16];
4464 case HPTV3_T_SPARE: return "SPARE";
4465 case HPTV3_T_JBOD: return "JBOD";
4466 case HPTV3_T_SPAN: return "SPAN";
4467 case HPTV3_T_RAID0: return "RAID0";
4468 case HPTV3_T_RAID1: return "RAID1";
4469 case HPTV3_T_RAID3: return "RAID3";
4470 case HPTV3_T_RAID5: return "RAID5";
4471 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4477 ata_raid_hptv3_print_meta(struct hptv3_raid_conf *meta)
4481 kprintf("****** ATA Highpoint V3 RocketRAID Metadata *****\n");
4482 kprintf("magic 0x%08x\n", meta->magic);
4483 kprintf("magic_0 0x%08x\n", meta->magic_0);
4484 kprintf("checksum_0 0x%02x\n", meta->checksum_0);
4485 kprintf("mode 0x%02x\n", meta->mode);
4486 kprintf("user_mode 0x%02x\n", meta->user_mode);
4487 kprintf("config_entries 0x%02x\n", meta->config_entries);
4488 for (i = 0; i < meta->config_entries; i++) {
4489 kprintf("config %d:\n", i);
4490 kprintf(" total_sectors %ju\n",
4491 meta->configs[0].total_sectors +
4492 ((u_int64_t)meta->configs_high[0].total_sectors << 32));
4493 kprintf(" type %s\n",
4494 ata_raid_hptv3_type(meta->configs[i].type));
4495 kprintf(" total_disks %u\n", meta->configs[i].total_disks);
4496 kprintf(" disk_number %u\n", meta->configs[i].disk_number);
4497 kprintf(" stripe_shift %u\n", meta->configs[i].stripe_shift);
4498 kprintf(" status %b\n", meta->configs[i].status,
4499 "\20\2RAID5\1NEED_REBUILD\n");
4500 kprintf(" critical_disks %u\n", meta->configs[i].critical_disks);
4501 kprintf(" rebuild_lba %ju\n",
4502 meta->configs_high[0].rebuild_lba +
4503 ((u_int64_t)meta->configs_high[0].rebuild_lba << 32));
4505 kprintf("name <%.16s>\n", meta->name);
4506 kprintf("timestamp 0x%08x\n", meta->timestamp);
4507 kprintf("description <%.16s>\n", meta->description);
4508 kprintf("creator <%.16s>\n", meta->creator);
4509 kprintf("checksum_1 0x%02x\n", meta->checksum_1);
4510 kprintf("dummy_0 0x%02x\n", meta->dummy_0);
4511 kprintf("dummy_1 0x%02x\n", meta->dummy_1);
4512 kprintf("flags %b\n", meta->flags,
4513 "\20\4RCACHE\3WCACHE\2NCQ\1TCQ\n");
4514 kprintf("=================================================\n");
4518 ata_raid_intel_type(int type)
4520 static char buffer[16];
4523 case INTEL_T_RAID0: return "RAID0";
4524 case INTEL_T_RAID1: return "RAID1";
4525 case INTEL_T_RAID5: return "RAID5";
4526 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4532 ata_raid_intel_print_meta(struct intel_raid_conf *meta)
4534 struct intel_raid_mapping *map;
4537 kprintf("********* ATA Intel MatrixRAID Metadata *********\n");
4538 kprintf("intel_id <%.24s>\n", meta->intel_id);
4539 kprintf("version <%.6s>\n", meta->version);
4540 kprintf("checksum 0x%08x\n", meta->checksum);
4541 kprintf("config_size 0x%08x\n", meta->config_size);
4542 kprintf("config_id 0x%08x\n", meta->config_id);
4543 kprintf("generation 0x%08x\n", meta->generation);
4544 kprintf("total_disks %u\n", meta->total_disks);
4545 kprintf("total_volumes %u\n", meta->total_volumes);
4546 kprintf("DISK# serial disk_sectors disk_id flags\n");
4547 for (i = 0; i < meta->total_disks; i++ ) {
4548 kprintf(" %d <%.16s> %u 0x%08x 0x%08x\n", i,
4549 meta->disk[i].serial, meta->disk[i].sectors,
4550 meta->disk[i].id, meta->disk[i].flags);
4552 map = (struct intel_raid_mapping *)&meta->disk[meta->total_disks];
4553 for (j = 0; j < meta->total_volumes; j++) {
4554 kprintf("name %.16s\n", map->name);
4555 kprintf("total_sectors %ju\n", map->total_sectors);
4556 kprintf("state %u\n", map->state);
4557 kprintf("reserved %u\n", map->reserved);
4558 kprintf("offset %u\n", map->offset);
4559 kprintf("disk_sectors %u\n", map->disk_sectors);
4560 kprintf("stripe_count %u\n", map->stripe_count);
4561 kprintf("stripe_sectors %u\n", map->stripe_sectors);
4562 kprintf("status %u\n", map->status);
4563 kprintf("type %s\n", ata_raid_intel_type(map->type));
4564 kprintf("total_disks %u\n", map->total_disks);
4565 kprintf("magic[0] 0x%02x\n", map->magic[0]);
4566 kprintf("magic[1] 0x%02x\n", map->magic[1]);
4567 kprintf("magic[2] 0x%02x\n", map->magic[2]);
4568 for (i = 0; i < map->total_disks; i++ ) {
4569 kprintf(" disk %d at disk_idx 0x%08x\n", i, map->disk_idx[i]);
4571 map = (struct intel_raid_mapping *)&map->disk_idx[map->total_disks];
4573 kprintf("=================================================\n");
4577 ata_raid_ite_type(int type)
4579 static char buffer[16];
4582 case ITE_T_RAID0: return "RAID0";
4583 case ITE_T_RAID1: return "RAID1";
4584 case ITE_T_RAID01: return "RAID0+1";
4585 case ITE_T_SPAN: return "SPAN";
4586 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4592 ata_raid_ite_print_meta(struct ite_raid_conf *meta)
4594 kprintf("*** ATA Integrated Technology Express Metadata **\n");
4595 kprintf("ite_id <%.40s>\n", meta->ite_id);
4596 kprintf("timestamp_0 %04x/%02x/%02x %02x:%02x:%02x.%02x\n",
4597 *((u_int16_t *)meta->timestamp_0), meta->timestamp_0[2],
4598 meta->timestamp_0[3], meta->timestamp_0[5], meta->timestamp_0[4],
4599 meta->timestamp_0[7], meta->timestamp_0[6]);
4600 kprintf("total_sectors %jd\n", meta->total_sectors);
4601 kprintf("type %s\n", ata_raid_ite_type(meta->type));
4602 kprintf("stripe_1kblocks %u\n", meta->stripe_1kblocks);
4603 kprintf("timestamp_1 %04x/%02x/%02x %02x:%02x:%02x.%02x\n",
4604 *((u_int16_t *)meta->timestamp_1), meta->timestamp_1[2],
4605 meta->timestamp_1[3], meta->timestamp_1[5], meta->timestamp_1[4],
4606 meta->timestamp_1[7], meta->timestamp_1[6]);
4607 kprintf("stripe_sectors %u\n", meta->stripe_sectors);
4608 kprintf("array_width %u\n", meta->array_width);
4609 kprintf("disk_number %u\n", meta->disk_number);
4610 kprintf("disk_sectors %u\n", meta->disk_sectors);
4611 kprintf("=================================================\n");
4615 ata_raid_jmicron_type(int type)
4617 static char buffer[16];
4620 case JM_T_RAID0: return "RAID0";
4621 case JM_T_RAID1: return "RAID1";
4622 case JM_T_RAID01: return "RAID0+1";
4623 case JM_T_JBOD: return "JBOD";
4624 case JM_T_RAID5: return "RAID5";
4625 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4631 ata_raid_jmicron_print_meta(struct jmicron_raid_conf *meta)
4635 kprintf("***** ATA JMicron Technology Corp Metadata ******\n");
4636 kprintf("signature %.2s\n", meta->signature);
4637 kprintf("version 0x%04x\n", meta->version);
4638 kprintf("checksum 0x%04x\n", meta->checksum);
4639 kprintf("disk_id 0x%08x\n", meta->disk_id);
4640 kprintf("offset 0x%08x\n", meta->offset);
4641 kprintf("disk_sectors_low 0x%08x\n", meta->disk_sectors_low);
4642 kprintf("disk_sectors_high 0x%08x\n", meta->disk_sectors_high);
4643 kprintf("name %.16s\n", meta->name);
4644 kprintf("type %s\n", ata_raid_jmicron_type(meta->type));
4645 kprintf("stripe_shift %d\n", meta->stripe_shift);
4646 kprintf("flags 0x%04x\n", meta->flags);
4647 kprintf("spare:\n");
4648 for (i=0; i < 2 && meta->spare[i]; i++)
4649 kprintf(" %d 0x%08x\n", i, meta->spare[i]);
4650 kprintf("disks:\n");
4651 for (i=0; i < 8 && meta->disks[i]; i++)
4652 kprintf(" %d 0x%08x\n", i, meta->disks[i]);
4653 kprintf("=================================================\n");
4657 ata_raid_lsiv2_type(int type)
4659 static char buffer[16];
4662 case LSIV2_T_RAID0: return "RAID0";
4663 case LSIV2_T_RAID1: return "RAID1";
4664 case LSIV2_T_SPARE: return "SPARE";
4665 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4671 ata_raid_lsiv2_print_meta(struct lsiv2_raid_conf *meta)
4675 kprintf("******* ATA LSILogic V2 MegaRAID Metadata *******\n");
4676 kprintf("lsi_id <%s>\n", meta->lsi_id);
4677 kprintf("dummy_0 0x%02x\n", meta->dummy_0);
4678 kprintf("flags 0x%02x\n", meta->flags);
4679 kprintf("version 0x%04x\n", meta->version);
4680 kprintf("config_entries 0x%02x\n", meta->config_entries);
4681 kprintf("raid_count 0x%02x\n", meta->raid_count);
4682 kprintf("total_disks 0x%02x\n", meta->total_disks);
4683 kprintf("dummy_1 0x%02x\n", meta->dummy_1);
4684 kprintf("dummy_2 0x%04x\n", meta->dummy_2);
4685 for (i = 0; i < meta->config_entries; i++) {
4686 kprintf(" type %s\n",
4687 ata_raid_lsiv2_type(meta->configs[i].raid.type));
4688 kprintf(" dummy_0 %02x\n", meta->configs[i].raid.dummy_0);
4689 kprintf(" stripe_sectors %u\n",
4690 meta->configs[i].raid.stripe_sectors);
4691 kprintf(" array_width %u\n",
4692 meta->configs[i].raid.array_width);
4693 kprintf(" disk_count %u\n", meta->configs[i].raid.disk_count);
4694 kprintf(" config_offset %u\n",
4695 meta->configs[i].raid.config_offset);
4696 kprintf(" dummy_1 %u\n", meta->configs[i].raid.dummy_1);
4697 kprintf(" flags %02x\n", meta->configs[i].raid.flags);
4698 kprintf(" total_sectors %u\n",
4699 meta->configs[i].raid.total_sectors);
4701 kprintf("disk_number 0x%02x\n", meta->disk_number);
4702 kprintf("raid_number 0x%02x\n", meta->raid_number);
4703 kprintf("timestamp 0x%08x\n", meta->timestamp);
4704 kprintf("=================================================\n");
4708 ata_raid_lsiv3_type(int type)
4710 static char buffer[16];
4713 case LSIV3_T_RAID0: return "RAID0";
4714 case LSIV3_T_RAID1: return "RAID1";
4715 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4721 ata_raid_lsiv3_print_meta(struct lsiv3_raid_conf *meta)
4725 kprintf("******* ATA LSILogic V3 MegaRAID Metadata *******\n");
4726 kprintf("lsi_id <%.6s>\n", meta->lsi_id);
4727 kprintf("dummy_0 0x%04x\n", meta->dummy_0);
4728 kprintf("version 0x%04x\n", meta->version);
4729 kprintf("dummy_0 0x%04x\n", meta->dummy_1);
4730 kprintf("RAID configs:\n");
4731 for (i = 0; i < 8; i++) {
4732 if (meta->raid[i].total_disks) {
4733 kprintf("%02d stripe_pages %u\n", i,
4734 meta->raid[i].stripe_pages);
4735 kprintf("%02d type %s\n", i,
4736 ata_raid_lsiv3_type(meta->raid[i].type));
4737 kprintf("%02d total_disks %u\n", i,
4738 meta->raid[i].total_disks);
4739 kprintf("%02d array_width %u\n", i,
4740 meta->raid[i].array_width);
4741 kprintf("%02d sectors %u\n", i, meta->raid[i].sectors);
4742 kprintf("%02d offset %u\n", i, meta->raid[i].offset);
4743 kprintf("%02d device 0x%02x\n", i,
4744 meta->raid[i].device);
4747 kprintf("DISK configs:\n");
4748 for (i = 0; i < 6; i++) {
4749 if (meta->disk[i].disk_sectors) {
4750 kprintf("%02d disk_sectors %u\n", i,
4751 meta->disk[i].disk_sectors);
4752 kprintf("%02d flags 0x%02x\n", i, meta->disk[i].flags);
4755 kprintf("device 0x%02x\n", meta->device);
4756 kprintf("timestamp 0x%08x\n", meta->timestamp);
4757 kprintf("checksum_1 0x%02x\n", meta->checksum_1);
4758 kprintf("=================================================\n");
4762 ata_raid_nvidia_type(int type)
4764 static char buffer[16];
4767 case NV_T_SPAN: return "SPAN";
4768 case NV_T_RAID0: return "RAID0";
4769 case NV_T_RAID1: return "RAID1";
4770 case NV_T_RAID3: return "RAID3";
4771 case NV_T_RAID5: return "RAID5";
4772 case NV_T_RAID01: return "RAID0+1";
4773 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4779 ata_raid_nvidia_print_meta(struct nvidia_raid_conf *meta)
4781 kprintf("******** ATA nVidia MediaShield Metadata ********\n");
4782 kprintf("nvidia_id <%.8s>\n", meta->nvidia_id);
4783 kprintf("config_size %d\n", meta->config_size);
4784 kprintf("checksum 0x%08x\n", meta->checksum);
4785 kprintf("version 0x%04x\n", meta->version);
4786 kprintf("disk_number %d\n", meta->disk_number);
4787 kprintf("dummy_0 0x%02x\n", meta->dummy_0);
4788 kprintf("total_sectors %d\n", meta->total_sectors);
4789 kprintf("sectors_size %d\n", meta->sector_size);
4790 kprintf("serial %.16s\n", meta->serial);
4791 kprintf("revision %.4s\n", meta->revision);
4792 kprintf("dummy_1 0x%08x\n", meta->dummy_1);
4793 kprintf("magic_0 0x%08x\n", meta->magic_0);
4794 kprintf("magic_1 0x%016jx\n", meta->magic_1);
4795 kprintf("magic_2 0x%016jx\n", meta->magic_2);
4796 kprintf("flags 0x%02x\n", meta->flags);
4797 kprintf("array_width %d\n", meta->array_width);
4798 kprintf("total_disks %d\n", meta->total_disks);
4799 kprintf("dummy_2 0x%02x\n", meta->dummy_2);
4800 kprintf("type %s\n", ata_raid_nvidia_type(meta->type));
4801 kprintf("dummy_3 0x%04x\n", meta->dummy_3);
4802 kprintf("stripe_sectors %d\n", meta->stripe_sectors);
4803 kprintf("stripe_bytes %d\n", meta->stripe_bytes);
4804 kprintf("stripe_shift %d\n", meta->stripe_shift);
4805 kprintf("stripe_mask 0x%08x\n", meta->stripe_mask);
4806 kprintf("stripe_sizesectors %d\n", meta->stripe_sizesectors);
4807 kprintf("stripe_sizebytes %d\n", meta->stripe_sizebytes);
4808 kprintf("rebuild_lba %d\n", meta->rebuild_lba);
4809 kprintf("dummy_4 0x%08x\n", meta->dummy_4);
4810 kprintf("dummy_5 0x%08x\n", meta->dummy_5);
4811 kprintf("status 0x%08x\n", meta->status);
4812 kprintf("=================================================\n");
4816 ata_raid_promise_type(int type)
4818 static char buffer[16];
4821 case PR_T_RAID0: return "RAID0";
4822 case PR_T_RAID1: return "RAID1";
4823 case PR_T_RAID3: return "RAID3";
4824 case PR_T_RAID5: return "RAID5";
4825 case PR_T_SPAN: return "SPAN";
4826 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4832 ata_raid_promise_print_meta(struct promise_raid_conf *meta)
4836 kprintf("********* ATA Promise FastTrak Metadata *********\n");
4837 kprintf("promise_id <%s>\n", meta->promise_id);
4838 kprintf("dummy_0 0x%08x\n", meta->dummy_0);
4839 kprintf("magic_0 0x%016jx\n", meta->magic_0);
4840 kprintf("magic_1 0x%04x\n", meta->magic_1);
4841 kprintf("magic_2 0x%08x\n", meta->magic_2);
4842 kprintf("integrity 0x%08x %b\n", meta->raid.integrity,
4843 meta->raid.integrity, "\20\10VALID\n" );
4844 kprintf("flags 0x%02x %b\n",
4845 meta->raid.flags, meta->raid.flags,
4846 "\20\10READY\7DOWN\6REDIR\5DUPLICATE\4SPARE"
4847 "\3ASSIGNED\2ONLINE\1VALID\n");
4848 kprintf("disk_number %d\n", meta->raid.disk_number);
4849 kprintf("channel 0x%02x\n", meta->raid.channel);
4850 kprintf("device 0x%02x\n", meta->raid.device);
4851 kprintf("magic_0 0x%016jx\n", meta->raid.magic_0);
4852 kprintf("disk_offset %u\n", meta->raid.disk_offset);
4853 kprintf("disk_sectors %u\n", meta->raid.disk_sectors);
4854 kprintf("rebuild_lba 0x%08x\n", meta->raid.rebuild_lba);
4855 kprintf("generation 0x%04x\n", meta->raid.generation);
4856 kprintf("status 0x%02x %b\n",
4857 meta->raid.status, meta->raid.status,
4858 "\20\6MARKED\5DEGRADED\4READY\3INITED\2ONLINE\1VALID\n");
4859 kprintf("type %s\n", ata_raid_promise_type(meta->raid.type));
4860 kprintf("total_disks %u\n", meta->raid.total_disks);
4861 kprintf("stripe_shift %u\n", meta->raid.stripe_shift);
4862 kprintf("array_width %u\n", meta->raid.array_width);
4863 kprintf("array_number %u\n", meta->raid.array_number);
4864 kprintf("total_sectors %u\n", meta->raid.total_sectors);
4865 kprintf("cylinders %u\n", meta->raid.cylinders);
4866 kprintf("heads %u\n", meta->raid.heads);
4867 kprintf("sectors %u\n", meta->raid.sectors);
4868 kprintf("magic_1 0x%016jx\n", meta->raid.magic_1);
4869 kprintf("DISK# flags dummy_0 channel device magic_0\n");
4870 for (i = 0; i < 8; i++) {
4871 kprintf(" %d %b 0x%02x 0x%02x 0x%02x ",
4872 i, meta->raid.disk[i].flags,
4873 "\20\10READY\7DOWN\6REDIR\5DUPLICATE\4SPARE"
4874 "\3ASSIGNED\2ONLINE\1VALID\n", meta->raid.disk[i].dummy_0,
4875 meta->raid.disk[i].channel, meta->raid.disk[i].device);
4876 kprintf("0x%016jx\n", meta->raid.disk[i].magic_0);
4878 kprintf("checksum 0x%08x\n", meta->checksum);
4879 kprintf("=================================================\n");
4883 ata_raid_sii_type(int type)
4885 static char buffer[16];
4888 case SII_T_RAID0: return "RAID0";
4889 case SII_T_RAID1: return "RAID1";
4890 case SII_T_RAID01: return "RAID0+1";
4891 case SII_T_SPARE: return "SPARE";
4892 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4898 ata_raid_sii_print_meta(struct sii_raid_conf *meta)
4900 kprintf("******* ATA Silicon Image Medley Metadata *******\n");
4901 kprintf("total_sectors %ju\n", meta->total_sectors);
4902 kprintf("dummy_0 0x%04x\n", meta->dummy_0);
4903 kprintf("dummy_1 0x%04x\n", meta->dummy_1);
4904 kprintf("controller_pci_id 0x%08x\n", meta->controller_pci_id);
4905 kprintf("version_minor 0x%04x\n", meta->version_minor);
4906 kprintf("version_major 0x%04x\n", meta->version_major);
4907 kprintf("timestamp 20%02x/%02x/%02x %02x:%02x:%02x\n",
4908 meta->timestamp[5], meta->timestamp[4], meta->timestamp[3],
4909 meta->timestamp[2], meta->timestamp[1], meta->timestamp[0]);
4910 kprintf("stripe_sectors %u\n", meta->stripe_sectors);
4911 kprintf("dummy_2 0x%04x\n", meta->dummy_2);
4912 kprintf("disk_number %u\n", meta->disk_number);
4913 kprintf("type %s\n", ata_raid_sii_type(meta->type));
4914 kprintf("raid0_disks %u\n", meta->raid0_disks);
4915 kprintf("raid0_ident %u\n", meta->raid0_ident);
4916 kprintf("raid1_disks %u\n", meta->raid1_disks);
4917 kprintf("raid1_ident %u\n", meta->raid1_ident);
4918 kprintf("rebuild_lba %ju\n", meta->rebuild_lba);
4919 kprintf("generation 0x%08x\n", meta->generation);
4920 kprintf("status 0x%02x %b\n",
4921 meta->status, meta->status,
4923 kprintf("base_raid1_position %02x\n", meta->base_raid1_position);
4924 kprintf("base_raid0_position %02x\n", meta->base_raid0_position);
4925 kprintf("position %02x\n", meta->position);
4926 kprintf("dummy_3 %04x\n", meta->dummy_3);
4927 kprintf("name <%.16s>\n", meta->name);
4928 kprintf("checksum_0 0x%04x\n", meta->checksum_0);
4929 kprintf("checksum_1 0x%04x\n", meta->checksum_1);
4930 kprintf("=================================================\n");
4934 ata_raid_sis_type(int type)
4936 static char buffer[16];
4939 case SIS_T_JBOD: return "JBOD";
4940 case SIS_T_RAID0: return "RAID0";
4941 case SIS_T_RAID1: return "RAID1";
4942 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4948 ata_raid_sis_print_meta(struct sis_raid_conf *meta)
4950 kprintf("**** ATA Silicon Integrated Systems Metadata ****\n");
4951 kprintf("magic 0x%04x\n", meta->magic);
4952 kprintf("disks 0x%02x\n", meta->disks);
4953 kprintf("type %s\n",
4954 ata_raid_sis_type(meta->type_total_disks & SIS_T_MASK));
4955 kprintf("total_disks %u\n", meta->type_total_disks & SIS_D_MASK);
4956 kprintf("dummy_0 0x%08x\n", meta->dummy_0);
4957 kprintf("controller_pci_id 0x%08x\n", meta->controller_pci_id);
4958 kprintf("stripe_sectors %u\n", meta->stripe_sectors);
4959 kprintf("dummy_1 0x%04x\n", meta->dummy_1);
4960 kprintf("timestamp 0x%08x\n", meta->timestamp);
4961 kprintf("model %.40s\n", meta->model);
4962 kprintf("disk_number %u\n", meta->disk_number);
4963 kprintf("dummy_2 0x%02x 0x%02x 0x%02x\n",
4964 meta->dummy_2[0], meta->dummy_2[1], meta->dummy_2[2]);
4965 kprintf("=================================================\n");
4969 ata_raid_via_type(int type)
4971 static char buffer[16];
4974 case VIA_T_RAID0: return "RAID0";
4975 case VIA_T_RAID1: return "RAID1";
4976 case VIA_T_RAID5: return "RAID5";
4977 case VIA_T_RAID01: return "RAID0+1";
4978 case VIA_T_SPAN: return "SPAN";
4979 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4985 ata_raid_via_print_meta(struct via_raid_conf *meta)
4989 kprintf("*************** ATA VIA Metadata ****************\n");
4990 kprintf("magic 0x%02x\n", meta->magic);
4991 kprintf("dummy_0 0x%02x\n", meta->dummy_0);
4992 kprintf("type %s\n",
4993 ata_raid_via_type(meta->type & VIA_T_MASK));
4994 kprintf("bootable %d\n", meta->type & VIA_T_BOOTABLE);
4995 kprintf("unknown %d\n", meta->type & VIA_T_UNKNOWN);
4996 kprintf("disk_index 0x%02x\n", meta->disk_index);
4997 kprintf("stripe_layout 0x%02x\n", meta->stripe_layout);
4998 kprintf(" stripe_disks %d\n", meta->stripe_layout & VIA_L_DISKS);
4999 kprintf(" stripe_sectors %d\n",
5000 0x08 << ((meta->stripe_layout & VIA_L_MASK) >> VIA_L_SHIFT));
5001 kprintf("disk_sectors %ju\n", meta->disk_sectors);
5002 kprintf("disk_id 0x%08x\n", meta->disk_id);
5003 kprintf("DISK# disk_id\n");
5004 for (i = 0; i < 8; i++) {
5006 kprintf(" %d 0x%08x\n", i, meta->disks[i]);
5008 kprintf("checksum 0x%02x\n", meta->checksum);
5009 kprintf("=================================================\n");