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 $
31 #include <sys/param.h>
37 #include <sys/device.h>
38 #include <sys/devicestat.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 = {
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);
155 devstat_add_entry(&rdp->devstat, "ar", rdp->lun,
156 DEV_BSIZE, DEVSTAT_NO_ORDERED_TAGS,
157 DEVSTAT_TYPE_STORARRAY | DEVSTAT_TYPE_IF_OTHER,
158 DEVSTAT_PRIORITY_ARRAY);
160 cdev = disk_create(rdp->lun, &rdp->disk, &ar_ops);
162 cdev->si_iosize_max = 128 * DEV_BSIZE;
165 bzero(&info, sizeof(info));
166 info.d_media_blksize = DEV_BSIZE; /* mandatory */
167 info.d_media_blocks = rdp->total_sectors;
169 info.d_secpertrack = rdp->sectors; /* optional */
170 info.d_nheads = rdp->heads;
171 info.d_ncylinders = rdp->total_sectors/(rdp->heads*rdp->sectors);
172 info.d_secpercyl = rdp->sectors * rdp->heads;
174 kprintf("ar%d: %juMB <%s %s%s> status: %s\n", rdp->lun,
175 rdp->total_sectors / ((1024L * 1024L) / DEV_BSIZE),
176 ata_raid_format(rdp), ata_raid_type(rdp),
177 buffer, ata_raid_flags(rdp));
179 if (testing || bootverbose)
180 kprintf("ar%d: %ju sectors [%dC/%dH/%dS] <%s> subdisks defined as:\n",
181 rdp->lun, rdp->total_sectors,
182 rdp->cylinders, rdp->heads, rdp->sectors, rdp->name);
184 for (disk = 0; disk < rdp->total_disks; disk++) {
185 kprintf("ar%d: disk%d ", rdp->lun, disk);
186 if (rdp->disks[disk].dev) {
187 if (rdp->disks[disk].flags & AR_DF_PRESENT) {
188 /* status of this disk in the array */
189 if (rdp->disks[disk].flags & AR_DF_ONLINE)
191 else if (rdp->disks[disk].flags & AR_DF_SPARE)
196 /* what type of disk is this in the array */
200 if (disk < rdp->width)
201 kprintf("(master) ");
203 kprintf("(mirror) ");
206 /* which physical disk is used */
207 kprintf("using %s at ata%d-%s\n",
208 device_get_nameunit(rdp->disks[disk].dev),
209 device_get_unit(device_get_parent(rdp->disks[disk].dev)),
210 (((struct ata_device *)
211 device_get_softc(rdp->disks[disk].dev))->unit ==
212 ATA_MASTER) ? "master" : "slave");
214 else if (rdp->disks[disk].flags & AR_DF_ASSIGNED)
217 kprintf("INVALID no RAID config on this subdisk\n");
220 kprintf("DOWN no device found for this subdisk\n");
223 disk_setdiskinfo(&rdp->disk, &info);
227 * ATA PseudoRAID ioctl function. Note that this does not need to be adjusted
228 * to the dev_ops way, because it's just chained from the generic ata ioctl.
231 ata_raid_ioctl(u_long cmd, caddr_t data)
233 struct ata_ioc_raid_config *config = (struct ata_ioc_raid_config *)data;
234 int *lun = (int *)data;
235 int error = EOPNOTSUPP;
238 case IOCATARAIDSTATUS:
239 error = ata_raid_status(config);
242 case IOCATARAIDCREATE:
243 error = ata_raid_create(config);
246 case IOCATARAIDDELETE:
247 error = ata_raid_delete(*lun);
250 case IOCATARAIDADDSPARE:
251 error = ata_raid_addspare(config);
254 case IOCATARAIDREBUILD:
255 error = ata_raid_rebuild(*lun);
262 ata_raid_flush(struct ar_softc *rdp, struct bio *bp)
264 struct ata_request *request;
269 bp->bio_driver_info = NULL;
271 for (disk = 0; disk < rdp->total_disks; disk++) {
272 if ((dev = rdp->disks[disk].dev) != NULL)
273 bp->bio_driver_info = (void *)((intptr_t)bp->bio_driver_info + 1);
275 for (disk = 0; disk < rdp->total_disks; disk++) {
276 if ((dev = rdp->disks[disk].dev) == NULL)
278 if (!(request = ata_raid_init_request(rdp, bp)))
281 request->u.ata.command = ATA_FLUSHCACHE;
282 request->u.ata.lba = 0;
283 request->u.ata.count = 0;
284 request->u.ata.feature = 0;
285 request->timeout = 1;
286 request->retries = 0;
287 request->flags |= ATA_R_ORDERED | ATA_R_DIRECT;
288 ata_queue_request(request);
294 * XXX TGEN there are a lot of offset -> block number conversions going on
295 * here, which is suboptimal.
298 ata_raid_strategy(struct dev_strategy_args *ap)
300 struct ar_softc *rdp = ap->a_head.a_dev->si_drv1;
301 struct bio *bp = ap->a_bio;
302 struct buf *bbp = bp->bio_buf;
303 struct ata_request *request;
305 u_int64_t blkno, lba, blk = 0;
306 int count, chunk, drv, par = 0, change = 0;
308 if (bbp->b_cmd == BUF_CMD_FLUSH) {
311 error = ata_raid_flush(rdp, bp);
313 bbp->b_flags |= B_ERROR;
314 bbp->b_error = error;
320 if (!(rdp->status & AR_S_READY) ||
321 (bbp->b_cmd != BUF_CMD_READ && bbp->b_cmd != BUF_CMD_WRITE)) {
322 bbp->b_flags |= B_ERROR;
328 bbp->b_resid = bbp->b_bcount;
329 for (count = howmany(bbp->b_bcount, DEV_BSIZE),
330 /* bio_offset is byte granularity, convert */
331 blkno = (u_int64_t)(bp->bio_offset >> DEV_BSHIFT),
334 count -= chunk, blkno += chunk, data += (chunk * DEV_BSIZE)) {
347 while (lba >= rdp->disks[drv].sectors)
348 lba -= rdp->disks[drv++].sectors;
349 chunk = min(rdp->disks[drv].sectors - lba, count);
354 chunk = blkno % rdp->interleave;
355 drv = (blkno / rdp->interleave) % rdp->width;
356 lba = (((blkno/rdp->interleave)/rdp->width)*rdp->interleave)+chunk;
357 chunk = min(count, rdp->interleave - chunk);
361 drv = (blkno / rdp->interleave) % (rdp->width - 1);
362 par = rdp->width - 1 -
363 (blkno / (rdp->interleave * (rdp->width - 1))) % rdp->width;
366 lba = ((blkno/rdp->interleave)/(rdp->width-1))*(rdp->interleave) +
367 ((blkno%(rdp->interleave*(rdp->width-1)))%rdp->interleave);
368 chunk = min(count, rdp->interleave - (lba % rdp->interleave));
372 kprintf("ar%d: unknown array type in ata_raid_strategy\n", rdp->lun);
373 bbp->b_flags |= B_ERROR;
379 /* offset on all but "first on HPTv2" */
380 if (!(drv == 0 && rdp->format == AR_F_HPTV2_RAID))
381 lba += rdp->offset_sectors;
383 if (!(request = ata_raid_init_request(rdp, bp))) {
384 bbp->b_flags |= B_ERROR;
389 request->data = data;
390 request->bytecount = chunk * DEV_BSIZE;
391 request->u.ata.lba = lba;
392 request->u.ata.count = request->bytecount / DEV_BSIZE;
394 devstat_start_transaction(&rdp->devstat);
399 if (((rdp->disks[drv].flags & (AR_DF_PRESENT|AR_DF_ONLINE)) ==
400 (AR_DF_PRESENT|AR_DF_ONLINE) && !rdp->disks[drv].dev)) {
401 rdp->disks[drv].flags &= ~AR_DF_ONLINE;
402 ata_raid_config_changed(rdp, 1);
403 ata_free_request(request);
404 bbp->b_flags |= B_ERROR;
410 request->dev = rdp->disks[request->this].dev;
411 ata_raid_send_request(request);
416 if ((rdp->disks[drv].flags &
417 (AR_DF_PRESENT|AR_DF_ONLINE))==(AR_DF_PRESENT|AR_DF_ONLINE) &&
418 !rdp->disks[drv].dev) {
419 rdp->disks[drv].flags &= ~AR_DF_ONLINE;
422 if ((rdp->disks[drv + rdp->width].flags &
423 (AR_DF_PRESENT|AR_DF_ONLINE))==(AR_DF_PRESENT|AR_DF_ONLINE) &&
424 !rdp->disks[drv + rdp->width].dev) {
425 rdp->disks[drv + rdp->width].flags &= ~AR_DF_ONLINE;
429 ata_raid_config_changed(rdp, 1);
430 if (!(rdp->status & AR_S_READY)) {
431 ata_free_request(request);
432 bbp->b_flags |= B_ERROR;
438 if (rdp->status & AR_S_REBUILDING)
439 blk = ((lba / rdp->interleave) * rdp->width) * rdp->interleave +
440 (rdp->interleave * (drv % rdp->width)) +
441 lba % rdp->interleave;;
443 if (bbp->b_cmd == BUF_CMD_READ) {
445 (rdp->disks[drv].flags & AR_DF_ONLINE);
447 (rdp->disks[drv+rdp->width].flags & AR_DF_ONLINE);
449 /* if mirror gone or close to last access on source */
452 ((u_int64_t)(bp->bio_offset >> DEV_BSHIFT)) >=
453 (rdp->disks[drv].last_lba - AR_PROXIMITY) &&
454 ((u_int64_t)(bp->bio_offset >> DEV_BSHIFT)) <=
455 (rdp->disks[drv].last_lba + AR_PROXIMITY))) {
458 /* if source gone or close to last access on mirror */
459 else if (!src_online ||
461 ((u_int64_t)(bp->bio_offset >> DEV_BSHIFT)) >=
462 (rdp->disks[drv+rdp->width].last_lba-AR_PROXIMITY) &&
463 ((u_int64_t)(bp->bio_offset >> DEV_BSHIFT)) <=
464 (rdp->disks[drv+rdp->width].last_lba+AR_PROXIMITY))) {
468 /* not close to any previous access, toggle */
478 if ((rdp->status & AR_S_REBUILDING) &&
479 (blk <= rdp->rebuild_lba) &&
480 ((blk + chunk) > rdp->rebuild_lba)) {
481 struct ata_composite *composite;
482 struct ata_request *rebuild;
485 /* figure out what part to rebuild */
486 if (drv < rdp->width)
487 this = drv + rdp->width;
489 this = drv - rdp->width;
491 /* do we have a spare to rebuild on ? */
492 if (rdp->disks[this].flags & AR_DF_SPARE) {
493 if ((composite = ata_alloc_composite())) {
494 if ((rebuild = ata_alloc_request())) {
495 rdp->rebuild_lba = blk + chunk;
496 bcopy(request, rebuild,
497 sizeof(struct ata_request));
498 rebuild->this = this;
499 rebuild->dev = rdp->disks[this].dev;
500 rebuild->flags &= ~ATA_R_READ;
501 rebuild->flags |= ATA_R_WRITE;
502 spin_init(&composite->lock);
503 composite->residual = request->bytecount;
504 composite->rd_needed |= (1 << drv);
505 composite->wr_depend |= (1 << drv);
506 composite->wr_needed |= (1 << this);
507 composite->request[drv] = request;
508 composite->request[this] = rebuild;
509 request->composite = composite;
510 rebuild->composite = composite;
511 ata_raid_send_request(rebuild);
514 ata_free_composite(composite);
515 kprintf("DOH! ata_alloc_request failed!\n");
519 kprintf("DOH! ata_alloc_composite failed!\n");
522 else if (rdp->disks[this].flags & AR_DF_ONLINE) {
524 * if we got here we are a chunk of a RAID01 that
525 * does not need a rebuild, but we need to increment
526 * the rebuild_lba address to get the rebuild to
527 * move to the next chunk correctly
529 rdp->rebuild_lba = blk + chunk;
532 kprintf("DOH! we didn't find the rebuild part\n");
535 if (bbp->b_cmd == BUF_CMD_WRITE) {
536 if ((rdp->disks[drv+rdp->width].flags & AR_DF_ONLINE) ||
537 ((rdp->status & AR_S_REBUILDING) &&
538 (rdp->disks[drv+rdp->width].flags & AR_DF_SPARE) &&
539 ((blk < rdp->rebuild_lba) ||
540 ((blk <= rdp->rebuild_lba) &&
541 ((blk + chunk) > rdp->rebuild_lba))))) {
542 if ((rdp->disks[drv].flags & AR_DF_ONLINE) ||
543 ((rdp->status & AR_S_REBUILDING) &&
544 (rdp->disks[drv].flags & AR_DF_SPARE) &&
545 ((blk < rdp->rebuild_lba) ||
546 ((blk <= rdp->rebuild_lba) &&
547 ((blk + chunk) > rdp->rebuild_lba))))) {
548 struct ata_request *mirror;
549 struct ata_composite *composite;
550 int this = drv + rdp->width;
552 if ((composite = ata_alloc_composite())) {
553 if ((mirror = ata_alloc_request())) {
554 if ((blk <= rdp->rebuild_lba) &&
555 ((blk + chunk) > rdp->rebuild_lba))
556 rdp->rebuild_lba = blk + chunk;
557 bcopy(request, mirror,
558 sizeof(struct ata_request));
560 mirror->dev = rdp->disks[this].dev;
561 spin_init(&composite->lock);
562 composite->residual = request->bytecount;
563 composite->wr_needed |= (1 << drv);
564 composite->wr_needed |= (1 << this);
565 composite->request[drv] = request;
566 composite->request[this] = mirror;
567 request->composite = composite;
568 mirror->composite = composite;
569 ata_raid_send_request(mirror);
570 rdp->disks[this].last_lba =
571 (u_int64_t)(bp->bio_offset >> DEV_BSHIFT) +
575 ata_free_composite(composite);
576 kprintf("DOH! ata_alloc_request failed!\n");
580 kprintf("DOH! ata_alloc_composite failed!\n");
588 request->dev = rdp->disks[request->this].dev;
589 ata_raid_send_request(request);
590 rdp->disks[request->this].last_lba =
591 ((u_int64_t)(bp->bio_offset) >> DEV_BSHIFT) + chunk;
595 if (((rdp->disks[drv].flags & (AR_DF_PRESENT|AR_DF_ONLINE)) ==
596 (AR_DF_PRESENT|AR_DF_ONLINE) && !rdp->disks[drv].dev)) {
597 rdp->disks[drv].flags &= ~AR_DF_ONLINE;
600 if (((rdp->disks[par].flags & (AR_DF_PRESENT|AR_DF_ONLINE)) ==
601 (AR_DF_PRESENT|AR_DF_ONLINE) && !rdp->disks[par].dev)) {
602 rdp->disks[par].flags &= ~AR_DF_ONLINE;
606 ata_raid_config_changed(rdp, 1);
607 if (!(rdp->status & AR_S_READY)) {
608 ata_free_request(request);
609 bbp->b_flags |= B_ERROR;
614 if (rdp->status & AR_S_DEGRADED) {
615 /* do the XOR game if possible */
619 request->dev = rdp->disks[request->this].dev;
620 if (bbp->b_cmd == BUF_CMD_READ) {
621 ata_raid_send_request(request);
623 if (bbp->b_cmd == BUF_CMD_WRITE) {
624 ata_raid_send_request(request);
625 /* XXX TGEN no, I don't speak Danish either */
627 * sikre at læs-modify-skriv til hver disk er atomarisk.
628 * par kopi af request
629 * læse orgdata fra drv
630 * skriv nydata til drv
631 * læse parorgdata fra par
632 * skriv orgdata xor parorgdata xor nydata til par
639 kprintf("ar%d: unknown array type in ata_raid_strategy\n", rdp->lun);
647 ata_raid_done(struct ata_request *request)
649 struct ar_softc *rdp = request->driver;
650 struct ata_composite *composite = NULL;
651 struct bio *bp = request->bio;
652 struct buf *bbp = bp->bio_buf;
653 int i, mirror, finished = 0;
655 if (bbp->b_cmd == BUF_CMD_FLUSH) {
656 if (bbp->b_error == 0)
657 bbp->b_error = request->result;
658 ata_free_request(request);
659 bp->bio_driver_info = (void *)((intptr_t)bp->bio_driver_info - 1);
660 if ((intptr_t)bp->bio_driver_info == 0) {
662 bbp->b_flags |= B_ERROR;
672 if (request->result) {
673 rdp->disks[request->this].flags &= ~AR_DF_ONLINE;
674 ata_raid_config_changed(rdp, 1);
675 bbp->b_error = request->result;
679 bbp->b_resid -= request->donecount;
687 if (request->this < rdp->width)
688 mirror = request->this + rdp->width;
690 mirror = request->this - rdp->width;
691 if (request->result) {
692 rdp->disks[request->this].flags &= ~AR_DF_ONLINE;
693 ata_raid_config_changed(rdp, 1);
695 if (rdp->status & AR_S_READY) {
698 if (rdp->status & AR_S_REBUILDING)
699 blk = ((request->u.ata.lba / rdp->interleave) * rdp->width) *
700 rdp->interleave + (rdp->interleave *
701 (request->this % rdp->width)) +
702 request->u.ata.lba % rdp->interleave;
704 if (bbp->b_cmd == BUF_CMD_READ) {
706 /* is this a rebuild composite */
707 if ((composite = request->composite)) {
708 spin_lock(&composite->lock);
710 /* handle the read part of a rebuild composite */
711 if (request->flags & ATA_R_READ) {
713 /* if read failed array is now broken */
714 if (request->result) {
715 rdp->disks[request->this].flags &= ~AR_DF_ONLINE;
716 ata_raid_config_changed(rdp, 1);
717 bbp->b_error = request->result;
718 rdp->rebuild_lba = blk;
722 /* good data, update how far we've gotten */
724 bbp->b_resid -= request->donecount;
725 composite->residual -= request->donecount;
726 if (!composite->residual) {
727 if (composite->wr_done & (1 << mirror))
733 /* handle the write part of a rebuild composite */
734 else if (request->flags & ATA_R_WRITE) {
735 if (composite->rd_done & (1 << mirror)) {
736 if (request->result) {
737 kprintf("DOH! rebuild failed\n"); /* XXX SOS */
738 rdp->rebuild_lba = blk;
740 if (!composite->residual)
744 spin_unlock(&composite->lock);
747 /* if read failed retry on the mirror */
748 else if (request->result) {
749 request->dev = rdp->disks[mirror].dev;
750 request->flags &= ~ATA_R_TIMEOUT;
751 ata_raid_send_request(request);
755 /* we have good data */
757 bbp->b_resid -= request->donecount;
762 else if (bbp->b_cmd == BUF_CMD_WRITE) {
763 /* do we have a mirror or rebuild to deal with ? */
764 if ((composite = request->composite)) {
765 spin_lock(&composite->lock);
766 if (composite->wr_done & (1 << mirror)) {
767 if (request->result) {
768 if (composite->request[mirror]->result) {
769 kprintf("DOH! all disks failed and got here\n");
772 if (rdp->status & AR_S_REBUILDING) {
773 rdp->rebuild_lba = blk;
774 kprintf("DOH! rebuild failed\n"); /* XXX SOS */
777 composite->request[mirror]->donecount;
778 composite->residual -=
779 composite->request[mirror]->donecount;
782 bbp->b_resid -= request->donecount;
783 composite->residual -= request->donecount;
785 if (!composite->residual)
788 spin_unlock(&composite->lock);
790 /* no mirror we are done */
792 bbp->b_resid -= request->donecount;
799 /* XXX TGEN bbp->b_flags |= B_ERROR; */
800 bbp->b_error = request->result;
806 if (request->result) {
807 rdp->disks[request->this].flags &= ~AR_DF_ONLINE;
808 ata_raid_config_changed(rdp, 1);
809 if (rdp->status & AR_S_READY) {
810 if (bbp->b_cmd == BUF_CMD_READ) {
811 /* do the XOR game to recover data */
813 if (bbp->b_cmd == BUF_CMD_WRITE) {
814 /* if the parity failed we're OK sortof */
815 /* otherwise wee need to do the XOR long dance */
820 /* XXX TGEN bbp->b_flags |= B_ERROR; */
821 bbp->b_error = request->result;
826 /* did we have an XOR game going ?? */
827 bbp->b_resid -= request->donecount;
834 kprintf("ar%d: unknown array type in ata_raid_done\n", rdp->lun);
836 devstat_end_transaction_buf(&rdp->devstat, bbp);
839 if ((rdp->status & AR_S_REBUILDING) &&
840 rdp->rebuild_lba >= rdp->total_sectors) {
843 for (disk = 0; disk < rdp->total_disks; disk++) {
844 if ((rdp->disks[disk].flags &
845 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_SPARE)) ==
846 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_SPARE)) {
847 rdp->disks[disk].flags &= ~AR_DF_SPARE;
848 rdp->disks[disk].flags |= AR_DF_ONLINE;
851 rdp->status &= ~AR_S_REBUILDING;
852 ata_raid_config_changed(rdp, 1);
860 /* we are done with this composite, free all resources */
861 for (i = 0; i < 32; i++) {
862 if (composite->rd_needed & (1 << i) ||
863 composite->wr_needed & (1 << i)) {
864 ata_free_request(composite->request[i]);
867 spin_uninit(&composite->lock);
868 ata_free_composite(composite);
872 ata_free_request(request);
876 ata_raid_dump(struct dev_dump_args *ap)
878 struct ar_softc *rdp = ap->a_head.a_dev->si_drv1;
883 if (ap->a_length == 0) {
884 /* flush subdisk buffers to media */
885 for (disk = 0, error = 0; disk < rdp->total_disks; disk++) {
886 if (rdp->disks[disk].dev) {
887 error |= ata_controlcmd(rdp->disks[disk].dev,
888 ATA_FLUSHCACHE, 0, 0, 0);
891 return (error ? EIO : 0);
894 bzero(&dbuf, sizeof(struct buf));
896 BUF_LOCK(&dbuf, LK_EXCLUSIVE);
897 /* bio_offset is byte granularity, convert block granularity a_blkno */
898 dbuf.b_bio1.bio_offset = ap->a_offset;
899 dbuf.b_bio1.bio_caller_info1.ptr = (void *)rdp;
900 dbuf.b_bio1.bio_flags |= BIO_SYNC;
901 dbuf.b_bio1.bio_done = biodone_sync;
902 dbuf.b_bcount = ap->a_length;
903 dbuf.b_data = ap->a_virtual;
904 dbuf.b_cmd = BUF_CMD_WRITE;
905 dev_dstrategy(rdp->cdev, &dbuf.b_bio1);
906 /* wait for completion, unlock the buffer, check status */
907 if (biowait(&dbuf.b_bio1, "dumpw")) {
909 return(dbuf.b_error ? dbuf.b_error : EIO);
918 ata_raid_config_changed(struct ar_softc *rdp, int writeback)
920 int disk, count, status;
922 spin_lock(&rdp->lock);
923 /* set default all working mode */
924 status = rdp->status;
925 rdp->status &= ~AR_S_DEGRADED;
926 rdp->status |= AR_S_READY;
928 /* make sure all lost drives are accounted for */
929 for (disk = 0; disk < rdp->total_disks; disk++) {
930 if (!(rdp->disks[disk].flags & AR_DF_PRESENT))
931 rdp->disks[disk].flags &= ~AR_DF_ONLINE;
934 /* depending on RAID type figure out our health status */
939 for (disk = 0; disk < rdp->total_disks; disk++)
940 if (!(rdp->disks[disk].flags & AR_DF_ONLINE))
941 rdp->status &= ~AR_S_READY;
946 for (disk = 0; disk < rdp->width; disk++) {
947 if (!(rdp->disks[disk].flags & AR_DF_ONLINE) &&
948 !(rdp->disks[disk + rdp->width].flags & AR_DF_ONLINE)) {
949 rdp->status &= ~AR_S_READY;
951 else if (((rdp->disks[disk].flags & AR_DF_ONLINE) &&
952 !(rdp->disks[disk + rdp->width].flags & AR_DF_ONLINE)) ||
953 (!(rdp->disks[disk].flags & AR_DF_ONLINE) &&
954 (rdp->disks [disk + rdp->width].flags & AR_DF_ONLINE))) {
955 rdp->status |= AR_S_DEGRADED;
961 for (count = 0, disk = 0; disk < rdp->total_disks; disk++) {
962 if (!(rdp->disks[disk].flags & AR_DF_ONLINE))
967 rdp->status &= ~AR_S_READY;
969 rdp->status |= AR_S_DEGRADED;
973 rdp->status &= ~AR_S_READY;
977 * Note that when the array breaks so comes up broken we
978 * force a write of the array config to the remaining
979 * drives so that the generation will be incremented past
980 * those of the missing or failed drives (in all cases).
982 if (rdp->status != status) {
983 if (!(rdp->status & AR_S_READY)) {
984 kprintf("ar%d: FAILURE - %s array broken\n",
985 rdp->lun, ata_raid_type(rdp));
988 else if (rdp->status & AR_S_DEGRADED) {
989 if (rdp->type & (AR_T_RAID1 | AR_T_RAID01))
990 kprintf("ar%d: WARNING - mirror", rdp->lun);
992 kprintf("ar%d: WARNING - parity", rdp->lun);
993 kprintf(" protection lost. %s array in DEGRADED mode\n",
998 spin_unlock(&rdp->lock);
1000 ata_raid_write_metadata(rdp);
1005 ata_raid_status(struct ata_ioc_raid_config *config)
1007 struct ar_softc *rdp;
1010 if (!(rdp = ata_raid_arrays[config->lun]))
1013 config->type = rdp->type;
1014 config->total_disks = rdp->total_disks;
1015 for (i = 0; i < rdp->total_disks; i++ ) {
1016 if ((rdp->disks[i].flags & AR_DF_PRESENT) && rdp->disks[i].dev)
1017 config->disks[i] = device_get_unit(rdp->disks[i].dev);
1019 config->disks[i] = -1;
1021 config->interleave = rdp->interleave;
1022 config->status = rdp->status;
1023 config->progress = 100 * rdp->rebuild_lba / rdp->total_sectors;
1028 ata_raid_create(struct ata_ioc_raid_config *config)
1030 struct ar_softc *rdp;
1033 int ctlr = 0, disk_size = 0, total_disks = 0;
1036 for (array = 0; array < MAX_ARRAYS; array++) {
1037 if (!ata_raid_arrays[array])
1040 if (array >= MAX_ARRAYS)
1043 rdp = (struct ar_softc*)kmalloc(sizeof(struct ar_softc), M_AR,
1046 for (disk = 0; disk < config->total_disks; disk++) {
1047 if ((subdisk = devclass_get_device(ata_raid_sub_devclass,
1048 config->disks[disk]))) {
1049 struct ata_raid_subdisk *ars = device_get_softc(subdisk);
1051 /* is device already assigned to another array ? */
1052 if (ars->raid[rdp->volume]) {
1053 config->disks[disk] = -1;
1057 rdp->disks[disk].dev = device_get_parent(subdisk);
1059 gpdev = GRANDPARENT(rdp->disks[disk].dev);
1061 switch (pci_get_vendor(gpdev)) {
1062 case ATA_HIGHPOINT_ID:
1064 * we need some way to decide if it should be v2 or v3
1065 * for now just use v2 since the v3 BIOS knows how to
1066 * handle that as well.
1068 ctlr = AR_F_HPTV2_RAID;
1069 rdp->disks[disk].sectors = HPTV3_LBA(rdp->disks[disk].dev);
1073 ctlr = AR_F_INTEL_RAID;
1074 rdp->disks[disk].sectors = INTEL_LBA(rdp->disks[disk].dev);
1078 ctlr = AR_F_ITE_RAID;
1079 rdp->disks[disk].sectors = ITE_LBA(rdp->disks[disk].dev);
1082 case ATA_JMICRON_ID:
1083 ctlr = AR_F_JMICRON_RAID;
1084 rdp->disks[disk].sectors = JMICRON_LBA(rdp->disks[disk].dev);
1087 case 0: /* XXX SOS cover up for bug in our PCI code */
1088 case ATA_PROMISE_ID:
1089 ctlr = AR_F_PROMISE_RAID;
1090 rdp->disks[disk].sectors = PROMISE_LBA(rdp->disks[disk].dev);
1094 ctlr = AR_F_SIS_RAID;
1095 rdp->disks[disk].sectors = SIS_LBA(rdp->disks[disk].dev);
1100 ctlr = AR_F_VIA_RAID;
1101 rdp->disks[disk].sectors = VIA_LBA(rdp->disks[disk].dev);
1106 * right, so here we are, we have an ATA chip and we want
1107 * to create a RAID and store the metadata.
1108 * we need to find a way to tell what kind of metadata this
1109 * hardware's BIOS might be using (good ideas are welcomed)
1110 * for now we just use our own native FreeBSD format.
1111 * the only way to get support for the BIOS format is to
1112 * setup the RAID from there, in that case we pickup the
1113 * metadata format from the disks (if we support it).
1115 kprintf("WARNING!! - not able to determine metadata format\n"
1116 "WARNING!! - Using FreeBSD PseudoRAID metadata\n"
1117 "If that is not what you want, use the BIOS to "
1118 "create the array\n");
1119 ctlr = AR_F_FREEBSD_RAID;
1120 rdp->disks[disk].sectors = PROMISE_LBA(rdp->disks[disk].dev);
1124 /* we need all disks to be of the same format */
1125 if ((rdp->format & AR_F_FORMAT_MASK) &&
1126 (rdp->format & AR_F_FORMAT_MASK) != (ctlr & AR_F_FORMAT_MASK)) {
1133 /* use the smallest disk of the lots size */
1134 /* gigabyte boundry ??? XXX SOS */
1136 disk_size = min(rdp->disks[disk].sectors, disk_size);
1138 disk_size = rdp->disks[disk].sectors;
1139 rdp->disks[disk].flags =
1140 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
1145 config->disks[disk] = -1;
1151 if (total_disks != config->total_disks) {
1156 switch (config->type) {
1163 if (total_disks != 2) {
1170 if (total_disks % 2 != 0) {
1177 if (total_disks < 3) {
1187 rdp->type = config->type;
1189 if (rdp->type == AR_T_RAID0 || rdp->type == AR_T_RAID01 ||
1190 rdp->type == AR_T_RAID5) {
1193 while (config->interleave >>= 1)
1195 rdp->interleave = 1 << bit;
1197 rdp->offset_sectors = 0;
1199 /* values that depend on metadata format */
1200 switch (rdp->format) {
1201 case AR_F_ADAPTEC_RAID:
1202 rdp->interleave = min(max(32, rdp->interleave), 128); /*+*/
1205 case AR_F_HPTV2_RAID:
1206 rdp->interleave = min(max(8, rdp->interleave), 128); /*+*/
1207 rdp->offset_sectors = HPTV2_LBA(x) + 1;
1210 case AR_F_HPTV3_RAID:
1211 rdp->interleave = min(max(32, rdp->interleave), 4096); /*+*/
1214 case AR_F_INTEL_RAID:
1215 rdp->interleave = min(max(8, rdp->interleave), 256); /*+*/
1219 rdp->interleave = min(max(2, rdp->interleave), 128); /*+*/
1222 case AR_F_JMICRON_RAID:
1223 rdp->interleave = min(max(8, rdp->interleave), 256); /*+*/
1226 case AR_F_LSIV2_RAID:
1227 rdp->interleave = min(max(2, rdp->interleave), 4096);
1230 case AR_F_LSIV3_RAID:
1231 rdp->interleave = min(max(2, rdp->interleave), 256);
1234 case AR_F_PROMISE_RAID:
1235 rdp->interleave = min(max(2, rdp->interleave), 2048); /*+*/
1239 rdp->interleave = min(max(8, rdp->interleave), 256); /*+*/
1243 rdp->interleave = min(max(32, rdp->interleave), 512); /*+*/
1247 rdp->interleave = min(max(8, rdp->interleave), 128); /*+*/
1251 rdp->total_disks = total_disks;
1252 rdp->width = total_disks / (rdp->type & (AR_RAID1 | AR_T_RAID01) ? 2 : 1);
1253 rdp->total_sectors = disk_size * (rdp->width - (rdp->type == AR_RAID5));
1256 rdp->cylinders = rdp->total_sectors / (255 * 63);
1257 rdp->rebuild_lba = 0;
1258 rdp->status |= AR_S_READY;
1260 /* we are committed to this array, grap the subdisks */
1261 for (disk = 0; disk < config->total_disks; disk++) {
1262 if ((subdisk = devclass_get_device(ata_raid_sub_devclass,
1263 config->disks[disk]))) {
1264 struct ata_raid_subdisk *ars = device_get_softc(subdisk);
1266 ars->raid[rdp->volume] = rdp;
1267 ars->disk_number[rdp->volume] = disk;
1270 ata_raid_attach(rdp, 1);
1271 ata_raid_arrays[array] = rdp;
1272 config->lun = array;
1277 ata_raid_delete(int array)
1279 struct ar_softc *rdp;
1283 if (!(rdp = ata_raid_arrays[array]))
1286 rdp->status &= ~AR_S_READY;
1287 disk_destroy(&rdp->disk);
1288 devstat_remove_entry(&rdp->devstat);
1290 for (disk = 0; disk < rdp->total_disks; disk++) {
1291 if ((rdp->disks[disk].flags & AR_DF_PRESENT) && rdp->disks[disk].dev) {
1292 if ((subdisk = devclass_get_device(ata_raid_sub_devclass,
1293 device_get_unit(rdp->disks[disk].dev)))) {
1294 struct ata_raid_subdisk *ars = device_get_softc(subdisk);
1296 if (ars->raid[rdp->volume] != rdp) /* XXX SOS */
1297 device_printf(subdisk, "DOH! this disk doesn't belong\n");
1298 if (ars->disk_number[rdp->volume] != disk) /* XXX SOS */
1299 device_printf(subdisk, "DOH! this disk number is wrong\n");
1300 ars->raid[rdp->volume] = NULL;
1301 ars->disk_number[rdp->volume] = -1;
1303 rdp->disks[disk].flags = 0;
1306 ata_raid_wipe_metadata(rdp);
1307 ata_raid_arrays[array] = NULL;
1313 ata_raid_addspare(struct ata_ioc_raid_config *config)
1315 struct ar_softc *rdp;
1319 if (!(rdp = ata_raid_arrays[config->lun]))
1321 if (!(rdp->status & AR_S_DEGRADED) || !(rdp->status & AR_S_READY))
1323 if (rdp->status & AR_S_REBUILDING)
1325 switch (rdp->type) {
1329 for (disk = 0; disk < rdp->total_disks; disk++ ) {
1331 if (((rdp->disks[disk].flags & (AR_DF_PRESENT | AR_DF_ONLINE)) ==
1332 (AR_DF_PRESENT | AR_DF_ONLINE)) && rdp->disks[disk].dev)
1335 if ((subdisk = devclass_get_device(ata_raid_sub_devclass,
1336 config->disks[0] ))) {
1337 struct ata_raid_subdisk *ars = device_get_softc(subdisk);
1339 if (ars->raid[rdp->volume])
1342 /* XXX SOS validate size etc etc */
1343 ars->raid[rdp->volume] = rdp;
1344 ars->disk_number[rdp->volume] = disk;
1345 rdp->disks[disk].dev = device_get_parent(subdisk);
1346 rdp->disks[disk].flags =
1347 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_SPARE);
1349 device_printf(rdp->disks[disk].dev,
1350 "inserted into ar%d disk%d as spare\n",
1352 ata_raid_config_changed(rdp, 1);
1364 ata_raid_rebuild(int array)
1366 struct ar_softc *rdp;
1369 if (!(rdp = ata_raid_arrays[array]))
1371 /* XXX SOS we should lock the rdp softc here */
1372 if (!(rdp->status & AR_S_DEGRADED) || !(rdp->status & AR_S_READY))
1374 if (rdp->status & AR_S_REBUILDING)
1377 switch (rdp->type) {
1381 for (count = 0, disk = 0; disk < rdp->total_disks; disk++ ) {
1382 if (((rdp->disks[disk].flags &
1383 (AR_DF_PRESENT|AR_DF_ASSIGNED|AR_DF_ONLINE|AR_DF_SPARE)) ==
1384 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_SPARE)) &&
1385 rdp->disks[disk].dev) {
1391 rdp->rebuild_lba = 0;
1392 rdp->status |= AR_S_REBUILDING;
1403 ata_raid_read_metadata(device_t subdisk)
1405 devclass_t pci_devclass = devclass_find("pci");
1406 devclass_t devclass=device_get_devclass(GRANDPARENT(GRANDPARENT(subdisk)));
1410 /* prioritize vendor native metadata layout if possible */
1411 if (devclass == pci_devclass) {
1412 gpdev = device_get_parent(subdisk);
1413 gpdev = GRANDPARENT(gpdev);
1414 vendor = pci_get_vendor(gpdev);
1417 case ATA_HIGHPOINT_ID:
1418 if (ata_raid_hptv3_read_meta(subdisk, ata_raid_arrays))
1420 if (ata_raid_hptv2_read_meta(subdisk, ata_raid_arrays))
1425 if (ata_raid_intel_read_meta(subdisk, ata_raid_arrays))
1430 if (ata_raid_ite_read_meta(subdisk, ata_raid_arrays))
1434 case ATA_JMICRON_ID:
1435 if (ata_raid_jmicron_read_meta(subdisk, ata_raid_arrays))
1440 if (ata_raid_nvidia_read_meta(subdisk, ata_raid_arrays))
1444 case 0: /* XXX SOS cover up for bug in our PCI code */
1445 case ATA_PROMISE_ID:
1446 if (ata_raid_promise_read_meta(subdisk, ata_raid_arrays, 0))
1451 case ATA_SILICON_IMAGE_ID:
1452 if (ata_raid_sii_read_meta(subdisk, ata_raid_arrays))
1457 if (ata_raid_sis_read_meta(subdisk, ata_raid_arrays))
1462 if (ata_raid_via_read_meta(subdisk, ata_raid_arrays))
1468 /* handle controllers that have multiple layout possibilities */
1469 /* NOTE: the order of these are not insignificant */
1471 /* Adaptec HostRAID */
1472 if (ata_raid_adaptec_read_meta(subdisk, ata_raid_arrays))
1475 /* LSILogic v3 and v2 */
1476 if (ata_raid_lsiv3_read_meta(subdisk, ata_raid_arrays))
1478 if (ata_raid_lsiv2_read_meta(subdisk, ata_raid_arrays))
1481 /* if none of the above matched, try FreeBSD native format */
1482 return ata_raid_promise_read_meta(subdisk, ata_raid_arrays, 1);
1486 ata_raid_write_metadata(struct ar_softc *rdp)
1488 switch (rdp->format) {
1489 case AR_F_FREEBSD_RAID:
1490 case AR_F_PROMISE_RAID:
1491 return ata_raid_promise_write_meta(rdp);
1493 case AR_F_HPTV3_RAID:
1494 case AR_F_HPTV2_RAID:
1496 * always write HPT v2 metadata, the v3 BIOS knows it as well.
1497 * this is handy since we cannot know what version BIOS is on there
1499 return ata_raid_hptv2_write_meta(rdp);
1501 case AR_F_INTEL_RAID:
1502 return ata_raid_intel_write_meta(rdp);
1504 case AR_F_JMICRON_RAID:
1505 return ata_raid_jmicron_write_meta(rdp);
1508 return ata_raid_sis_write_meta(rdp);
1511 return ata_raid_via_write_meta(rdp);
1513 case AR_F_HPTV3_RAID:
1514 return ata_raid_hptv3_write_meta(rdp);
1516 case AR_F_ADAPTEC_RAID:
1517 return ata_raid_adaptec_write_meta(rdp);
1520 return ata_raid_ite_write_meta(rdp);
1522 case AR_F_LSIV2_RAID:
1523 return ata_raid_lsiv2_write_meta(rdp);
1525 case AR_F_LSIV3_RAID:
1526 return ata_raid_lsiv3_write_meta(rdp);
1528 case AR_F_NVIDIA_RAID:
1529 return ata_raid_nvidia_write_meta(rdp);
1532 return ata_raid_sii_write_meta(rdp);
1536 kprintf("ar%d: writing of %s metadata is NOT supported yet\n",
1537 rdp->lun, ata_raid_format(rdp));
1543 ata_raid_wipe_metadata(struct ar_softc *rdp)
1545 int disk, error = 0;
1550 for (disk = 0; disk < rdp->total_disks; disk++) {
1551 if (rdp->disks[disk].dev) {
1552 switch (rdp->format) {
1553 case AR_F_ADAPTEC_RAID:
1554 lba = ADP_LBA(rdp->disks[disk].dev);
1555 size = sizeof(struct adaptec_raid_conf);
1558 case AR_F_HPTV2_RAID:
1559 lba = HPTV2_LBA(rdp->disks[disk].dev);
1560 size = sizeof(struct hptv2_raid_conf);
1563 case AR_F_HPTV3_RAID:
1564 lba = HPTV3_LBA(rdp->disks[disk].dev);
1565 size = sizeof(struct hptv3_raid_conf);
1568 case AR_F_INTEL_RAID:
1569 lba = INTEL_LBA(rdp->disks[disk].dev);
1570 size = 3 * 512; /* XXX SOS */
1574 lba = ITE_LBA(rdp->disks[disk].dev);
1575 size = sizeof(struct ite_raid_conf);
1578 case AR_F_JMICRON_RAID:
1579 lba = JMICRON_LBA(rdp->disks[disk].dev);
1580 size = sizeof(struct jmicron_raid_conf);
1583 case AR_F_LSIV2_RAID:
1584 lba = LSIV2_LBA(rdp->disks[disk].dev);
1585 size = sizeof(struct lsiv2_raid_conf);
1588 case AR_F_LSIV3_RAID:
1589 lba = LSIV3_LBA(rdp->disks[disk].dev);
1590 size = sizeof(struct lsiv3_raid_conf);
1593 case AR_F_NVIDIA_RAID:
1594 lba = NVIDIA_LBA(rdp->disks[disk].dev);
1595 size = sizeof(struct nvidia_raid_conf);
1598 case AR_F_FREEBSD_RAID:
1599 case AR_F_PROMISE_RAID:
1600 lba = PROMISE_LBA(rdp->disks[disk].dev);
1601 size = sizeof(struct promise_raid_conf);
1605 lba = SII_LBA(rdp->disks[disk].dev);
1606 size = sizeof(struct sii_raid_conf);
1610 lba = SIS_LBA(rdp->disks[disk].dev);
1611 size = sizeof(struct sis_raid_conf);
1615 lba = VIA_LBA(rdp->disks[disk].dev);
1616 size = sizeof(struct via_raid_conf);
1620 kprintf("ar%d: wiping of %s metadata is NOT supported yet\n",
1621 rdp->lun, ata_raid_format(rdp));
1624 meta = kmalloc(size, M_AR, M_WAITOK | M_ZERO);
1625 if (ata_raid_rw(rdp->disks[disk].dev, lba, meta, size,
1626 ATA_R_WRITE | ATA_R_DIRECT)) {
1627 device_printf(rdp->disks[disk].dev, "wipe metadata failed\n");
1636 /* Adaptec HostRAID Metadata */
1638 ata_raid_adaptec_read_meta(device_t dev, struct ar_softc **raidp)
1640 struct ata_raid_subdisk *ars = device_get_softc(dev);
1641 device_t parent = device_get_parent(dev);
1642 struct adaptec_raid_conf *meta;
1643 struct ar_softc *raid;
1644 int array, disk, retval = 0;
1646 meta = (struct adaptec_raid_conf *)
1647 kmalloc(sizeof(struct adaptec_raid_conf), M_AR, M_WAITOK | M_ZERO);
1649 if (ata_raid_rw(parent, ADP_LBA(parent),
1650 meta, sizeof(struct adaptec_raid_conf), ATA_R_READ)) {
1651 if (testing || bootverbose)
1652 device_printf(parent, "Adaptec read metadata failed\n");
1656 /* check if this is a Adaptec RAID struct */
1657 if (meta->magic_0 != ADP_MAGIC_0 || meta->magic_3 != ADP_MAGIC_3) {
1658 if (testing || bootverbose)
1659 device_printf(parent, "Adaptec check1 failed\n");
1663 if (testing || bootverbose)
1664 ata_raid_adaptec_print_meta(meta);
1666 /* now convert Adaptec metadata into our generic form */
1667 for (array = 0; array < MAX_ARRAYS; array++) {
1668 if (!raidp[array]) {
1670 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
1673 raid = raidp[array];
1674 if (raid->format && (raid->format != AR_F_ADAPTEC_RAID))
1677 if (raid->magic_0 && raid->magic_0 != meta->configs[0].magic_0)
1680 if (!meta->generation || be32toh(meta->generation) > raid->generation) {
1681 switch (meta->configs[0].type) {
1683 raid->magic_0 = meta->configs[0].magic_0;
1684 raid->type = AR_T_RAID0;
1685 raid->interleave = 1 << (meta->configs[0].stripe_shift >> 1);
1686 raid->width = be16toh(meta->configs[0].total_disks);
1690 raid->magic_0 = meta->configs[0].magic_0;
1691 raid->type = AR_T_RAID1;
1692 raid->width = be16toh(meta->configs[0].total_disks) / 2;
1696 device_printf(parent, "Adaptec unknown RAID type 0x%02x\n",
1697 meta->configs[0].type);
1698 kfree(raidp[array], M_AR);
1699 raidp[array] = NULL;
1703 raid->format = AR_F_ADAPTEC_RAID;
1704 raid->generation = be32toh(meta->generation);
1705 raid->total_disks = be16toh(meta->configs[0].total_disks);
1706 raid->total_sectors = be32toh(meta->configs[0].sectors);
1709 raid->cylinders = raid->total_sectors / (63 * 255);
1710 raid->offset_sectors = 0;
1711 raid->rebuild_lba = 0;
1713 strncpy(raid->name, meta->configs[0].name,
1714 min(sizeof(raid->name), sizeof(meta->configs[0].name)));
1716 /* clear out any old info */
1717 if (raid->generation) {
1718 for (disk = 0; disk < raid->total_disks; disk++) {
1719 raid->disks[disk].dev = NULL;
1720 raid->disks[disk].flags = 0;
1724 if (be32toh(meta->generation) >= raid->generation) {
1725 struct ata_device *atadev = device_get_softc(parent);
1726 struct ata_channel *ch = device_get_softc(GRANDPARENT(dev));
1727 int disk_number = (ch->unit << !(ch->flags & ATA_NO_SLAVE)) +
1728 ATA_DEV(atadev->unit);
1730 raid->disks[disk_number].dev = parent;
1731 raid->disks[disk_number].sectors =
1732 be32toh(meta->configs[disk_number + 1].sectors);
1733 raid->disks[disk_number].flags =
1734 (AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
1735 ars->raid[raid->volume] = raid;
1736 ars->disk_number[raid->volume] = disk_number;
1747 /* Highpoint V2 RocketRAID Metadata */
1749 ata_raid_hptv2_read_meta(device_t dev, struct ar_softc **raidp)
1751 struct ata_raid_subdisk *ars = device_get_softc(dev);
1752 device_t parent = device_get_parent(dev);
1753 struct hptv2_raid_conf *meta;
1754 struct ar_softc *raid = NULL;
1755 int array, disk_number = 0, retval = 0;
1757 meta = (struct hptv2_raid_conf *)kmalloc(sizeof(struct hptv2_raid_conf),
1758 M_AR, M_WAITOK | M_ZERO);
1760 if (ata_raid_rw(parent, HPTV2_LBA(parent),
1761 meta, sizeof(struct hptv2_raid_conf), ATA_R_READ)) {
1762 if (testing || bootverbose)
1763 device_printf(parent, "HighPoint (v2) read metadata failed\n");
1767 /* check if this is a HighPoint v2 RAID struct */
1768 if (meta->magic != HPTV2_MAGIC_OK && meta->magic != HPTV2_MAGIC_BAD) {
1769 if (testing || bootverbose)
1770 device_printf(parent, "HighPoint (v2) check1 failed\n");
1774 /* is this disk defined, or an old leftover/spare ? */
1775 if (!meta->magic_0) {
1776 if (testing || bootverbose)
1777 device_printf(parent, "HighPoint (v2) check2 failed\n");
1781 if (testing || bootverbose)
1782 ata_raid_hptv2_print_meta(meta);
1784 /* now convert HighPoint (v2) metadata into our generic form */
1785 for (array = 0; array < MAX_ARRAYS; array++) {
1786 if (!raidp[array]) {
1788 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
1791 raid = raidp[array];
1792 if (raid->format && (raid->format != AR_F_HPTV2_RAID))
1795 switch (meta->type) {
1797 if ((meta->order & (HPTV2_O_RAID0|HPTV2_O_OK)) ==
1798 (HPTV2_O_RAID0|HPTV2_O_OK))
1799 goto highpoint_raid1;
1800 if (meta->order & (HPTV2_O_RAID0 | HPTV2_O_RAID1))
1801 goto highpoint_raid01;
1802 if (raid->magic_0 && raid->magic_0 != meta->magic_0)
1804 raid->magic_0 = meta->magic_0;
1805 raid->type = AR_T_RAID0;
1806 raid->interleave = 1 << meta->stripe_shift;
1807 disk_number = meta->disk_number;
1808 if (!(meta->order & HPTV2_O_OK))
1809 meta->magic = 0; /* mark bad */
1814 if (raid->magic_0 && raid->magic_0 != meta->magic_0)
1816 raid->magic_0 = meta->magic_0;
1817 raid->type = AR_T_RAID1;
1818 disk_number = (meta->disk_number > 0);
1821 case HPTV2_T_RAID01_RAID0:
1823 if (meta->order & HPTV2_O_RAID0) {
1824 if ((raid->magic_0 && raid->magic_0 != meta->magic_0) ||
1825 (raid->magic_1 && raid->magic_1 != meta->magic_1))
1827 raid->magic_0 = meta->magic_0;
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;
1834 if (raid->magic_1 && raid->magic_1 != meta->magic_1)
1836 raid->magic_1 = meta->magic_1;
1837 raid->type = AR_T_RAID01;
1838 raid->interleave = 1 << meta->stripe_shift;
1839 disk_number = meta->disk_number + meta->array_width;
1840 if (!(meta->order & HPTV2_O_RAID1))
1841 meta->magic = 0; /* mark bad */
1846 if (raid->magic_0 && raid->magic_0 != meta->magic_0)
1848 raid->magic_0 = meta->magic_0;
1849 raid->type = AR_T_SPAN;
1850 disk_number = meta->disk_number;
1854 device_printf(parent, "Highpoint (v2) unknown RAID type 0x%02x\n",
1856 kfree(raidp[array], M_AR);
1857 raidp[array] = NULL;
1861 raid->format |= AR_F_HPTV2_RAID;
1862 raid->disks[disk_number].dev = parent;
1863 raid->disks[disk_number].flags = (AR_DF_PRESENT | AR_DF_ASSIGNED);
1865 strncpy(raid->name, meta->name_1,
1866 min(sizeof(raid->name), sizeof(meta->name_1)));
1867 if (meta->magic == HPTV2_MAGIC_OK) {
1868 raid->disks[disk_number].flags |= AR_DF_ONLINE;
1869 raid->width = meta->array_width;
1870 raid->total_sectors = meta->total_sectors;
1873 raid->cylinders = raid->total_sectors / (63 * 255);
1874 raid->offset_sectors = HPTV2_LBA(parent) + 1;
1875 raid->rebuild_lba = meta->rebuild_lba;
1876 raid->disks[disk_number].sectors =
1877 raid->total_sectors / raid->width;
1880 raid->disks[disk_number].flags &= ~AR_DF_ONLINE;
1882 if ((raid->type & AR_T_RAID0) && (raid->total_disks < raid->width))
1883 raid->total_disks = raid->width;
1884 if (disk_number >= raid->total_disks)
1885 raid->total_disks = disk_number + 1;
1886 ars->raid[raid->volume] = raid;
1887 ars->disk_number[raid->volume] = disk_number;
1898 ata_raid_hptv2_write_meta(struct ar_softc *rdp)
1900 struct hptv2_raid_conf *meta;
1901 struct timeval timestamp;
1902 int disk, error = 0;
1904 meta = (struct hptv2_raid_conf *)kmalloc(sizeof(struct hptv2_raid_conf),
1905 M_AR, M_WAITOK | M_ZERO);
1907 microtime(×tamp);
1908 rdp->magic_0 = timestamp.tv_sec + 2;
1909 rdp->magic_1 = timestamp.tv_sec;
1911 for (disk = 0; disk < rdp->total_disks; disk++) {
1912 if ((rdp->disks[disk].flags & (AR_DF_PRESENT | AR_DF_ONLINE)) ==
1913 (AR_DF_PRESENT | AR_DF_ONLINE))
1914 meta->magic = HPTV2_MAGIC_OK;
1915 if (rdp->disks[disk].flags & AR_DF_ASSIGNED) {
1916 meta->magic_0 = rdp->magic_0;
1917 if (strlen(rdp->name))
1918 strncpy(meta->name_1, rdp->name, sizeof(meta->name_1));
1920 strcpy(meta->name_1, "FreeBSD");
1922 meta->disk_number = disk;
1924 switch (rdp->type) {
1926 meta->type = HPTV2_T_RAID0;
1927 strcpy(meta->name_2, "RAID 0");
1928 if (rdp->disks[disk].flags & AR_DF_ONLINE)
1929 meta->order = HPTV2_O_OK;
1933 meta->type = HPTV2_T_RAID0;
1934 strcpy(meta->name_2, "RAID 1");
1935 meta->disk_number = (disk < rdp->width) ? disk : disk + 5;
1936 meta->order = HPTV2_O_RAID0 | HPTV2_O_OK;
1940 meta->type = HPTV2_T_RAID01_RAID0;
1941 strcpy(meta->name_2, "RAID 0+1");
1942 if (rdp->disks[disk].flags & AR_DF_ONLINE) {
1943 if (disk < rdp->width) {
1944 meta->order = (HPTV2_O_RAID0 | HPTV2_O_RAID1);
1945 meta->magic_0 = rdp->magic_0 - 1;
1948 meta->order = HPTV2_O_RAID1;
1949 meta->disk_number -= rdp->width;
1953 meta->magic_0 = rdp->magic_0 - 1;
1954 meta->magic_1 = rdp->magic_1;
1958 meta->type = HPTV2_T_SPAN;
1959 strcpy(meta->name_2, "SPAN");
1966 meta->array_width = rdp->width;
1967 meta->stripe_shift = (rdp->width > 1) ? (ffs(rdp->interleave)-1) : 0;
1968 meta->total_sectors = rdp->total_sectors;
1969 meta->rebuild_lba = rdp->rebuild_lba;
1970 if (testing || bootverbose)
1971 ata_raid_hptv2_print_meta(meta);
1972 if (rdp->disks[disk].dev) {
1973 if (ata_raid_rw(rdp->disks[disk].dev,
1974 HPTV2_LBA(rdp->disks[disk].dev), meta,
1975 sizeof(struct promise_raid_conf),
1976 ATA_R_WRITE | ATA_R_DIRECT)) {
1977 device_printf(rdp->disks[disk].dev, "write metadata failed\n");
1986 /* Highpoint V3 RocketRAID Metadata */
1988 ata_raid_hptv3_read_meta(device_t dev, struct ar_softc **raidp)
1990 struct ata_raid_subdisk *ars = device_get_softc(dev);
1991 device_t parent = device_get_parent(dev);
1992 struct hptv3_raid_conf *meta;
1993 struct ar_softc *raid = NULL;
1994 int array, disk_number, retval = 0;
1996 meta = (struct hptv3_raid_conf *)kmalloc(sizeof(struct hptv3_raid_conf),
1997 M_AR, M_WAITOK | M_ZERO);
1999 if (ata_raid_rw(parent, HPTV3_LBA(parent),
2000 meta, sizeof(struct hptv3_raid_conf), ATA_R_READ)) {
2001 if (testing || bootverbose)
2002 device_printf(parent, "HighPoint (v3) read metadata failed\n");
2006 /* check if this is a HighPoint v3 RAID struct */
2007 if (meta->magic != HPTV3_MAGIC) {
2008 if (testing || bootverbose)
2009 device_printf(parent, "HighPoint (v3) check1 failed\n");
2013 /* check if there are any config_entries */
2014 if (meta->config_entries < 1) {
2015 if (testing || bootverbose)
2016 device_printf(parent, "HighPoint (v3) check2 failed\n");
2020 if (testing || bootverbose)
2021 ata_raid_hptv3_print_meta(meta);
2023 /* now convert HighPoint (v3) metadata into our generic form */
2024 for (array = 0; array < MAX_ARRAYS; array++) {
2025 if (!raidp[array]) {
2027 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
2030 raid = raidp[array];
2031 if (raid->format && (raid->format != AR_F_HPTV3_RAID))
2034 if ((raid->format & AR_F_HPTV3_RAID) && raid->magic_0 != meta->magic_0)
2037 switch (meta->configs[0].type) {
2039 raid->type = AR_T_RAID0;
2040 raid->width = meta->configs[0].total_disks;
2041 disk_number = meta->configs[0].disk_number;
2045 raid->type = AR_T_RAID1;
2046 raid->width = meta->configs[0].total_disks / 2;
2047 disk_number = meta->configs[0].disk_number;
2051 raid->type = AR_T_RAID5;
2052 raid->width = meta->configs[0].total_disks;
2053 disk_number = meta->configs[0].disk_number;
2057 raid->type = AR_T_SPAN;
2058 raid->width = meta->configs[0].total_disks;
2059 disk_number = meta->configs[0].disk_number;
2063 device_printf(parent, "Highpoint (v3) unknown RAID type 0x%02x\n",
2064 meta->configs[0].type);
2065 kfree(raidp[array], M_AR);
2066 raidp[array] = NULL;
2069 if (meta->config_entries == 2) {
2070 switch (meta->configs[1].type) {
2072 if (raid->type == AR_T_RAID0) {
2073 raid->type = AR_T_RAID01;
2074 disk_number = meta->configs[1].disk_number +
2075 (meta->configs[0].disk_number << 1);
2079 device_printf(parent, "Highpoint (v3) unknown level 2 0x%02x\n",
2080 meta->configs[1].type);
2081 kfree(raidp[array], M_AR);
2082 raidp[array] = NULL;
2087 raid->magic_0 = meta->magic_0;
2088 raid->format = AR_F_HPTV3_RAID;
2089 raid->generation = meta->timestamp;
2090 raid->interleave = 1 << meta->configs[0].stripe_shift;
2091 raid->total_disks = meta->configs[0].total_disks +
2092 meta->configs[1].total_disks;
2093 raid->total_sectors = meta->configs[0].total_sectors +
2094 ((u_int64_t)meta->configs_high[0].total_sectors << 32);
2097 raid->cylinders = raid->total_sectors / (63 * 255);
2098 raid->offset_sectors = 0;
2099 raid->rebuild_lba = meta->configs[0].rebuild_lba +
2100 ((u_int64_t)meta->configs_high[0].rebuild_lba << 32);
2102 strncpy(raid->name, meta->name,
2103 min(sizeof(raid->name), sizeof(meta->name)));
2104 raid->disks[disk_number].sectors = raid->total_sectors /
2105 (raid->type == AR_T_RAID5 ? raid->width - 1 : raid->width);
2106 raid->disks[disk_number].dev = parent;
2107 raid->disks[disk_number].flags =
2108 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
2109 ars->raid[raid->volume] = raid;
2110 ars->disk_number[raid->volume] = disk_number;
2120 /* Intel MatrixRAID Metadata */
2122 ata_raid_intel_read_meta(device_t dev, struct ar_softc **raidp)
2124 struct ata_raid_subdisk *ars = device_get_softc(dev);
2125 device_t parent = device_get_parent(dev);
2126 struct intel_raid_conf *meta;
2127 struct intel_raid_mapping *map;
2128 struct ar_softc *raid = NULL;
2129 u_int32_t checksum, *ptr;
2130 int array, count, disk, volume = 1, retval = 0;
2133 meta = (struct intel_raid_conf *)kmalloc(1536, M_AR, M_WAITOK | M_ZERO);
2135 if (ata_raid_rw(parent, INTEL_LBA(parent), meta, 1024, ATA_R_READ)) {
2136 if (testing || bootverbose)
2137 device_printf(parent, "Intel read metadata failed\n");
2141 bcopy(tmp, tmp+1024, 512);
2142 bcopy(tmp+512, tmp, 1024);
2143 bzero(tmp+1024, 512);
2145 /* check if this is a Intel RAID struct */
2146 if (strncmp(meta->intel_id, INTEL_MAGIC, strlen(INTEL_MAGIC))) {
2147 if (testing || bootverbose)
2148 device_printf(parent, "Intel check1 failed\n");
2152 for (checksum = 0, ptr = (u_int32_t *)meta, count = 0;
2153 count < (meta->config_size / sizeof(u_int32_t)); count++) {
2156 checksum -= meta->checksum;
2157 if (checksum != meta->checksum) {
2158 if (testing || bootverbose)
2159 device_printf(parent, "Intel check2 failed\n");
2163 if (testing || bootverbose)
2164 ata_raid_intel_print_meta(meta);
2166 map = (struct intel_raid_mapping *)&meta->disk[meta->total_disks];
2168 /* now convert Intel metadata into our generic form */
2169 for (array = 0; array < MAX_ARRAYS; array++) {
2170 if (!raidp[array]) {
2172 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
2175 raid = raidp[array];
2176 if (raid->format && (raid->format != AR_F_INTEL_RAID))
2179 if ((raid->format & AR_F_INTEL_RAID) &&
2180 (raid->magic_0 != meta->config_id))
2184 * update our knowledge about the array config based on generation
2185 * NOTE: there can be multiple volumes on a disk set
2187 if (!meta->generation || meta->generation > raid->generation) {
2188 switch (map->type) {
2190 raid->type = AR_T_RAID0;
2191 raid->width = map->total_disks;
2195 if (map->total_disks == 4)
2196 raid->type = AR_T_RAID01;
2198 raid->type = AR_T_RAID1;
2199 raid->width = map->total_disks / 2;
2203 raid->type = AR_T_RAID5;
2204 raid->width = map->total_disks;
2208 device_printf(parent, "Intel unknown RAID type 0x%02x\n",
2210 kfree(raidp[array], M_AR);
2211 raidp[array] = NULL;
2215 switch (map->status) {
2217 raid->status = AR_S_READY;
2219 case INTEL_S_DEGRADED:
2220 raid->status |= AR_S_DEGRADED;
2222 case INTEL_S_DISABLED:
2223 case INTEL_S_FAILURE:
2227 raid->magic_0 = meta->config_id;
2228 raid->format = AR_F_INTEL_RAID;
2229 raid->generation = meta->generation;
2230 raid->interleave = map->stripe_sectors;
2231 raid->total_disks = map->total_disks;
2232 raid->total_sectors = map->total_sectors;
2235 raid->cylinders = raid->total_sectors / (63 * 255);
2236 raid->offset_sectors = map->offset;
2237 raid->rebuild_lba = 0;
2239 raid->volume = volume - 1;
2240 strncpy(raid->name, map->name,
2241 min(sizeof(raid->name), sizeof(map->name)));
2243 /* clear out any old info */
2244 for (disk = 0; disk < raid->total_disks; disk++) {
2245 raid->disks[disk].dev = NULL;
2246 bcopy(meta->disk[map->disk_idx[disk]].serial,
2247 raid->disks[disk].serial,
2248 sizeof(raid->disks[disk].serial));
2249 raid->disks[disk].sectors =
2250 meta->disk[map->disk_idx[disk]].sectors;
2251 raid->disks[disk].flags = 0;
2252 if (meta->disk[map->disk_idx[disk]].flags & INTEL_F_ONLINE)
2253 raid->disks[disk].flags |= AR_DF_ONLINE;
2254 if (meta->disk[map->disk_idx[disk]].flags & INTEL_F_ASSIGNED)
2255 raid->disks[disk].flags |= AR_DF_ASSIGNED;
2256 if (meta->disk[map->disk_idx[disk]].flags & INTEL_F_SPARE) {
2257 raid->disks[disk].flags &= ~(AR_DF_ONLINE | AR_DF_ASSIGNED);
2258 raid->disks[disk].flags |= AR_DF_SPARE;
2260 if (meta->disk[map->disk_idx[disk]].flags & INTEL_F_DOWN)
2261 raid->disks[disk].flags &= ~AR_DF_ONLINE;
2264 if (meta->generation >= raid->generation) {
2265 for (disk = 0; disk < raid->total_disks; disk++) {
2266 struct ata_device *atadev = device_get_softc(parent);
2268 if (!strncmp(raid->disks[disk].serial, atadev->param.serial,
2269 sizeof(raid->disks[disk].serial))) {
2270 raid->disks[disk].dev = parent;
2271 raid->disks[disk].flags |= (AR_DF_PRESENT | AR_DF_ONLINE);
2272 ars->raid[raid->volume] = raid;
2273 ars->disk_number[raid->volume] = disk;
2282 if (volume < meta->total_volumes) {
2283 map = (struct intel_raid_mapping *)
2284 &map->disk_idx[map->total_disks];
2292 kfree(raidp[array], M_AR);
2293 raidp[array] = NULL;
2305 ata_raid_intel_write_meta(struct ar_softc *rdp)
2307 struct intel_raid_conf *meta;
2308 struct intel_raid_mapping *map;
2309 struct timeval timestamp;
2310 u_int32_t checksum, *ptr;
2311 int count, disk, error = 0;
2314 meta = (struct intel_raid_conf *)kmalloc(1536, M_AR, M_WAITOK | M_ZERO);
2318 /* Generate a new config_id if none exists */
2319 if (!rdp->magic_0) {
2320 microtime(×tamp);
2321 rdp->magic_0 = timestamp.tv_sec ^ timestamp.tv_usec;
2324 bcopy(INTEL_MAGIC, meta->intel_id, sizeof(meta->intel_id));
2325 bcopy(INTEL_VERSION_1100, meta->version, sizeof(meta->version));
2326 meta->config_id = rdp->magic_0;
2327 meta->generation = rdp->generation;
2328 meta->total_disks = rdp->total_disks;
2329 meta->total_volumes = 1; /* XXX SOS */
2330 for (disk = 0; disk < rdp->total_disks; disk++) {
2331 if (rdp->disks[disk].dev) {
2332 struct ata_channel *ch =
2333 device_get_softc(device_get_parent(rdp->disks[disk].dev));
2334 struct ata_device *atadev =
2335 device_get_softc(rdp->disks[disk].dev);
2337 bcopy(atadev->param.serial, meta->disk[disk].serial,
2338 sizeof(rdp->disks[disk].serial));
2339 meta->disk[disk].sectors = rdp->disks[disk].sectors;
2340 meta->disk[disk].id = (ch->unit << 16) | ATA_DEV(atadev->unit);
2343 meta->disk[disk].sectors = rdp->total_sectors / rdp->width;
2344 meta->disk[disk].flags = 0;
2345 if (rdp->disks[disk].flags & AR_DF_SPARE)
2346 meta->disk[disk].flags |= INTEL_F_SPARE;
2348 if (rdp->disks[disk].flags & AR_DF_ONLINE)
2349 meta->disk[disk].flags |= INTEL_F_ONLINE;
2351 meta->disk[disk].flags |= INTEL_F_DOWN;
2352 if (rdp->disks[disk].flags & AR_DF_ASSIGNED)
2353 meta->disk[disk].flags |= INTEL_F_ASSIGNED;
2356 map = (struct intel_raid_mapping *)&meta->disk[meta->total_disks];
2358 bcopy(rdp->name, map->name, sizeof(rdp->name));
2359 map->total_sectors = rdp->total_sectors;
2360 map->state = 12; /* XXX SOS */
2361 map->offset = rdp->offset_sectors;
2362 map->stripe_count = rdp->total_sectors / (rdp->interleave*rdp->total_disks);
2363 map->stripe_sectors = rdp->interleave;
2364 map->disk_sectors = rdp->total_sectors / rdp->width;
2365 map->status = INTEL_S_READY; /* XXX SOS */
2366 switch (rdp->type) {
2368 map->type = INTEL_T_RAID0;
2371 map->type = INTEL_T_RAID1;
2374 map->type = INTEL_T_RAID1;
2377 map->type = INTEL_T_RAID5;
2383 map->total_disks = rdp->total_disks;
2384 map->magic[0] = 0x02;
2385 map->magic[1] = 0xff;
2386 map->magic[2] = 0x01;
2387 for (disk = 0; disk < rdp->total_disks; disk++)
2388 map->disk_idx[disk] = disk;
2390 meta->config_size = (char *)&map->disk_idx[disk] - (char *)meta;
2391 for (checksum = 0, ptr = (u_int32_t *)meta, count = 0;
2392 count < (meta->config_size / sizeof(u_int32_t)); count++) {
2395 meta->checksum = checksum;
2397 if (testing || bootverbose)
2398 ata_raid_intel_print_meta(meta);
2401 bcopy(tmp, tmp+1024, 512);
2402 bcopy(tmp+512, tmp, 1024);
2403 bzero(tmp+1024, 512);
2405 for (disk = 0; disk < rdp->total_disks; disk++) {
2406 if (rdp->disks[disk].dev) {
2407 if (ata_raid_rw(rdp->disks[disk].dev,
2408 INTEL_LBA(rdp->disks[disk].dev),
2409 meta, 1024, ATA_R_WRITE | ATA_R_DIRECT)) {
2410 device_printf(rdp->disks[disk].dev, "write metadata failed\n");
2420 /* Integrated Technology Express Metadata */
2422 ata_raid_ite_read_meta(device_t dev, struct ar_softc **raidp)
2424 struct ata_raid_subdisk *ars = device_get_softc(dev);
2425 device_t parent = device_get_parent(dev);
2426 struct ite_raid_conf *meta;
2427 struct ar_softc *raid = NULL;
2428 int array, disk_number, count, retval = 0;
2431 meta = (struct ite_raid_conf *)kmalloc(sizeof(struct ite_raid_conf), M_AR,
2434 if (ata_raid_rw(parent, ITE_LBA(parent),
2435 meta, sizeof(struct ite_raid_conf), ATA_R_READ)) {
2436 if (testing || bootverbose)
2437 device_printf(parent, "ITE read metadata failed\n");
2441 /* check if this is a ITE RAID struct */
2442 for (ptr = (u_int16_t *)meta->ite_id, count = 0;
2443 count < sizeof(meta->ite_id)/sizeof(uint16_t); count++)
2444 ptr[count] = be16toh(ptr[count]);
2446 if (strncmp(meta->ite_id, ITE_MAGIC, strlen(ITE_MAGIC))) {
2447 if (testing || bootverbose)
2448 device_printf(parent, "ITE check1 failed\n");
2452 if (testing || bootverbose)
2453 ata_raid_ite_print_meta(meta);
2455 /* now convert ITE metadata into our generic form */
2456 for (array = 0; array < MAX_ARRAYS; array++) {
2457 if ((raid = raidp[array])) {
2458 if (raid->format != AR_F_ITE_RAID)
2460 if (raid->magic_0 != *((u_int64_t *)meta->timestamp_0))
2464 /* if we dont have a disks timestamp the RAID is invalidated */
2465 if (*((u_int64_t *)meta->timestamp_1) == 0)
2469 raidp[array] = (struct ar_softc *)kmalloc(sizeof(struct ar_softc),
2470 M_AR, M_WAITOK | M_ZERO);
2473 switch (meta->type) {
2475 raid->type = AR_T_RAID0;
2476 raid->width = meta->array_width;
2477 raid->total_disks = meta->array_width;
2478 disk_number = meta->disk_number;
2482 raid->type = AR_T_RAID1;
2484 raid->total_disks = 2;
2485 disk_number = meta->disk_number;
2489 raid->type = AR_T_RAID01;
2490 raid->width = meta->array_width;
2491 raid->total_disks = 4;
2492 disk_number = ((meta->disk_number & 0x02) >> 1) |
2493 ((meta->disk_number & 0x01) << 1);
2497 raid->type = AR_T_SPAN;
2499 raid->total_disks = meta->array_width;
2500 disk_number = meta->disk_number;
2504 device_printf(parent, "ITE unknown RAID type 0x%02x\n", meta->type);
2505 kfree(raidp[array], M_AR);
2506 raidp[array] = NULL;
2510 raid->magic_0 = *((u_int64_t *)meta->timestamp_0);
2511 raid->format = AR_F_ITE_RAID;
2512 raid->generation = 0;
2513 raid->interleave = meta->stripe_sectors;
2514 raid->total_sectors = meta->total_sectors;
2517 raid->cylinders = raid->total_sectors / (63 * 255);
2518 raid->offset_sectors = 0;
2519 raid->rebuild_lba = 0;
2522 raid->disks[disk_number].dev = parent;
2523 raid->disks[disk_number].sectors = raid->total_sectors / raid->width;
2524 raid->disks[disk_number].flags =
2525 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
2526 ars->raid[raid->volume] = raid;
2527 ars->disk_number[raid->volume] = disk_number;
2536 /* JMicron Technology Corp Metadata */
2538 ata_raid_jmicron_read_meta(device_t dev, struct ar_softc **raidp)
2540 struct ata_raid_subdisk *ars = device_get_softc(dev);
2541 device_t parent = device_get_parent(dev);
2542 struct jmicron_raid_conf *meta;
2543 struct ar_softc *raid = NULL;
2544 u_int16_t checksum, *ptr;
2545 u_int64_t disk_size;
2546 int count, array, disk, total_disks, retval = 0;
2548 meta = (struct jmicron_raid_conf *)
2549 kmalloc(sizeof(struct jmicron_raid_conf), M_AR, M_WAITOK | M_ZERO);
2551 if (ata_raid_rw(parent, JMICRON_LBA(parent),
2552 meta, sizeof(struct jmicron_raid_conf), ATA_R_READ)) {
2553 if (testing || bootverbose)
2554 device_printf(parent,
2555 "JMicron read metadata failed\n");
2558 /* check for JMicron signature */
2559 if (strncmp(meta->signature, JMICRON_MAGIC, 2)) {
2560 if (testing || bootverbose)
2561 device_printf(parent, "JMicron check1 failed\n");
2565 /* calculate checksum and compare for valid */
2566 for (checksum = 0, ptr = (u_int16_t *)meta, count = 0; count < 64; count++)
2569 if (testing || bootverbose)
2570 device_printf(parent, "JMicron check2 failed\n");
2574 if (testing || bootverbose)
2575 ata_raid_jmicron_print_meta(meta);
2577 /* now convert JMicron meta into our generic form */
2578 for (array = 0; array < MAX_ARRAYS; array++) {
2580 if (!raidp[array]) {
2582 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
2585 raid = raidp[array];
2586 if (raid->format && (raid->format != AR_F_JMICRON_RAID))
2589 for (total_disks = 0, disk = 0; disk < JM_MAX_DISKS; disk++) {
2590 if (meta->disks[disk]) {
2591 if (raid->format == AR_F_JMICRON_RAID) {
2592 if (bcmp(&meta->disks[disk],
2593 raid->disks[disk].serial, sizeof(u_int32_t))) {
2599 bcopy(&meta->disks[disk],
2600 raid->disks[disk].serial, sizeof(u_int32_t));
2604 /* handle spares XXX SOS */
2606 switch (meta->type) {
2608 raid->type = AR_T_RAID0;
2609 raid->width = total_disks;
2613 raid->type = AR_T_RAID1;
2618 raid->type = AR_T_RAID01;
2619 raid->width = total_disks / 2;
2623 raid->type = AR_T_RAID5;
2624 raid->width = total_disks;
2628 raid->type = AR_T_SPAN;
2633 device_printf(parent,
2634 "JMicron unknown RAID type 0x%02x\n", meta->type);
2635 kfree(raidp[array], M_AR);
2636 raidp[array] = NULL;
2639 disk_size = (meta->disk_sectors_high << 16) + meta->disk_sectors_low;
2640 raid->format = AR_F_JMICRON_RAID;
2641 strncpy(raid->name, meta->name, sizeof(meta->name));
2642 raid->generation = 0;
2643 raid->interleave = 2 << meta->stripe_shift;
2644 raid->total_disks = total_disks;
2645 raid->total_sectors = disk_size * (raid->width-(raid->type==AR_RAID5));
2648 raid->cylinders = raid->total_sectors / (63 * 255);
2649 raid->offset_sectors = meta->offset * 16;
2650 raid->rebuild_lba = 0;
2653 for (disk = 0; disk < raid->total_disks; disk++) {
2654 if (meta->disks[disk] == meta->disk_id) {
2655 raid->disks[disk].dev = parent;
2656 raid->disks[disk].sectors = disk_size;
2657 raid->disks[disk].flags =
2658 (AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
2659 ars->raid[raid->volume] = raid;
2660 ars->disk_number[raid->volume] = disk;
2673 ata_raid_jmicron_write_meta(struct ar_softc *rdp)
2675 struct jmicron_raid_conf *meta;
2676 u_int64_t disk_sectors;
2677 int disk, error = 0;
2679 meta = (struct jmicron_raid_conf *)
2680 kmalloc(sizeof(struct jmicron_raid_conf), M_AR, M_WAITOK | M_ZERO);
2683 switch (rdp->type) {
2685 meta->type = JM_T_JBOD;
2689 meta->type = JM_T_RAID0;
2693 meta->type = JM_T_RAID1;
2697 meta->type = JM_T_RAID5;
2701 meta->type = JM_T_RAID01;
2708 bcopy(JMICRON_MAGIC, meta->signature, sizeof(JMICRON_MAGIC));
2709 meta->version = JMICRON_VERSION;
2710 meta->offset = rdp->offset_sectors / 16;
2711 disk_sectors = rdp->total_sectors / (rdp->width - (rdp->type == AR_RAID5));
2712 meta->disk_sectors_low = disk_sectors & 0xffff;
2713 meta->disk_sectors_high = disk_sectors >> 16;
2714 strncpy(meta->name, rdp->name, sizeof(meta->name));
2715 meta->stripe_shift = ffs(rdp->interleave) - 2;
2717 for (disk = 0; disk < rdp->total_disks; disk++) {
2718 if (rdp->disks[disk].serial[0])
2719 bcopy(rdp->disks[disk].serial,&meta->disks[disk],sizeof(u_int32_t));
2721 meta->disks[disk] = (u_int32_t)(uintptr_t)rdp->disks[disk].dev;
2724 for (disk = 0; disk < rdp->total_disks; disk++) {
2725 if (rdp->disks[disk].dev) {
2726 u_int16_t checksum = 0, *ptr;
2729 meta->disk_id = meta->disks[disk];
2731 for (ptr = (u_int16_t *)meta, count = 0; count < 64; count++)
2733 meta->checksum -= checksum;
2735 if (testing || bootverbose)
2736 ata_raid_jmicron_print_meta(meta);
2738 if (ata_raid_rw(rdp->disks[disk].dev,
2739 JMICRON_LBA(rdp->disks[disk].dev),
2740 meta, sizeof(struct jmicron_raid_conf),
2741 ATA_R_WRITE | ATA_R_DIRECT)) {
2742 device_printf(rdp->disks[disk].dev, "write metadata failed\n");
2747 /* handle spares XXX SOS */
2753 /* LSILogic V2 MegaRAID Metadata */
2755 ata_raid_lsiv2_read_meta(device_t dev, struct ar_softc **raidp)
2757 struct ata_raid_subdisk *ars = device_get_softc(dev);
2758 device_t parent = device_get_parent(dev);
2759 struct lsiv2_raid_conf *meta;
2760 struct ar_softc *raid = NULL;
2761 int array, retval = 0;
2763 meta = (struct lsiv2_raid_conf *)kmalloc(sizeof(struct lsiv2_raid_conf),
2764 M_AR, M_WAITOK | M_ZERO);
2766 if (ata_raid_rw(parent, LSIV2_LBA(parent),
2767 meta, sizeof(struct lsiv2_raid_conf), ATA_R_READ)) {
2768 if (testing || bootverbose)
2769 device_printf(parent, "LSI (v2) read metadata failed\n");
2773 /* check if this is a LSI RAID struct */
2774 if (strncmp(meta->lsi_id, LSIV2_MAGIC, strlen(LSIV2_MAGIC))) {
2775 if (testing || bootverbose)
2776 device_printf(parent, "LSI (v2) check1 failed\n");
2780 if (testing || bootverbose)
2781 ata_raid_lsiv2_print_meta(meta);
2783 /* now convert LSI (v2) config meta into our generic form */
2784 for (array = 0; array < MAX_ARRAYS; array++) {
2785 int raid_entry, conf_entry;
2787 if (!raidp[array + meta->raid_number]) {
2788 raidp[array + meta->raid_number] =
2789 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
2792 raid = raidp[array + meta->raid_number];
2793 if (raid->format && (raid->format != AR_F_LSIV2_RAID))
2796 if (raid->magic_0 &&
2797 ((raid->magic_0 != meta->timestamp) ||
2798 (raid->magic_1 != meta->raid_number)))
2801 array += meta->raid_number;
2803 raid_entry = meta->raid_number;
2804 conf_entry = (meta->configs[raid_entry].raid.config_offset >> 4) +
2805 meta->disk_number - 1;
2807 switch (meta->configs[raid_entry].raid.type) {
2809 raid->magic_0 = meta->timestamp;
2810 raid->magic_1 = meta->raid_number;
2811 raid->type = AR_T_RAID0;
2812 raid->interleave = meta->configs[raid_entry].raid.stripe_sectors;
2813 raid->width = meta->configs[raid_entry].raid.array_width;
2817 raid->magic_0 = meta->timestamp;
2818 raid->magic_1 = meta->raid_number;
2819 raid->type = AR_T_RAID1;
2820 raid->width = meta->configs[raid_entry].raid.array_width;
2823 case LSIV2_T_RAID0 | LSIV2_T_RAID1:
2824 raid->magic_0 = meta->timestamp;
2825 raid->magic_1 = meta->raid_number;
2826 raid->type = AR_T_RAID01;
2827 raid->interleave = meta->configs[raid_entry].raid.stripe_sectors;
2828 raid->width = meta->configs[raid_entry].raid.array_width;
2832 device_printf(parent, "LSI v2 unknown RAID type 0x%02x\n",
2833 meta->configs[raid_entry].raid.type);
2834 kfree(raidp[array], M_AR);
2835 raidp[array] = NULL;
2839 raid->format = AR_F_LSIV2_RAID;
2840 raid->generation = 0;
2841 raid->total_disks = meta->configs[raid_entry].raid.disk_count;
2842 raid->total_sectors = meta->configs[raid_entry].raid.total_sectors;
2845 raid->cylinders = raid->total_sectors / (63 * 255);
2846 raid->offset_sectors = 0;
2847 raid->rebuild_lba = 0;
2850 if (meta->configs[conf_entry].disk.device != LSIV2_D_NONE) {
2851 raid->disks[meta->disk_number].dev = parent;
2852 raid->disks[meta->disk_number].sectors =
2853 meta->configs[conf_entry].disk.disk_sectors;
2854 raid->disks[meta->disk_number].flags =
2855 (AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
2856 ars->raid[raid->volume] = raid;
2857 ars->disk_number[raid->volume] = meta->disk_number;
2861 raid->disks[meta->disk_number].flags &= ~AR_DF_ONLINE;
2871 /* LSILogic V3 MegaRAID Metadata */
2873 ata_raid_lsiv3_read_meta(device_t dev, struct ar_softc **raidp)
2875 struct ata_raid_subdisk *ars = device_get_softc(dev);
2876 device_t parent = device_get_parent(dev);
2877 struct lsiv3_raid_conf *meta;
2878 struct ar_softc *raid = NULL;
2879 u_int8_t checksum, *ptr;
2880 int array, entry, count, disk_number, retval = 0;
2882 meta = (struct lsiv3_raid_conf *)kmalloc(sizeof(struct lsiv3_raid_conf),
2883 M_AR, M_WAITOK | M_ZERO);
2885 if (ata_raid_rw(parent, LSIV3_LBA(parent),
2886 meta, sizeof(struct lsiv3_raid_conf), ATA_R_READ)) {
2887 if (testing || bootverbose)
2888 device_printf(parent, "LSI (v3) read metadata failed\n");
2892 /* check if this is a LSI RAID struct */
2893 if (strncmp(meta->lsi_id, LSIV3_MAGIC, strlen(LSIV3_MAGIC))) {
2894 if (testing || bootverbose)
2895 device_printf(parent, "LSI (v3) check1 failed\n");
2899 /* check if the checksum is OK */
2900 for (checksum = 0, ptr = meta->lsi_id, count = 0; count < 512; count++)
2903 if (testing || bootverbose)
2904 device_printf(parent, "LSI (v3) check2 failed\n");
2908 if (testing || bootverbose)
2909 ata_raid_lsiv3_print_meta(meta);
2911 /* now convert LSI (v3) config meta into our generic form */
2912 for (array = 0, entry = 0; array < MAX_ARRAYS && entry < 8;) {
2913 if (!raidp[array]) {
2915 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
2918 raid = raidp[array];
2919 if (raid->format && (raid->format != AR_F_LSIV3_RAID)) {
2924 if ((raid->format == AR_F_LSIV3_RAID) &&
2925 (raid->magic_0 != meta->timestamp)) {
2930 switch (meta->raid[entry].total_disks) {
2935 if (meta->raid[entry].device == meta->device) {
2944 disk_number = (meta->device & (LSIV3_D_DEVICE|LSIV3_D_CHANNEL))?1:0;
2947 device_printf(parent, "lsiv3 > 2 disk support untested!!\n");
2948 disk_number = (meta->device & LSIV3_D_DEVICE ? 1 : 0) +
2949 (meta->device & LSIV3_D_CHANNEL ? 2 : 0);
2953 switch (meta->raid[entry].type) {
2955 raid->type = AR_T_RAID0;
2956 raid->width = meta->raid[entry].total_disks;
2960 raid->type = AR_T_RAID1;
2961 raid->width = meta->raid[entry].array_width;
2965 device_printf(parent, "LSI v3 unknown RAID type 0x%02x\n",
2966 meta->raid[entry].type);
2967 kfree(raidp[array], M_AR);
2968 raidp[array] = NULL;
2973 raid->magic_0 = meta->timestamp;
2974 raid->format = AR_F_LSIV3_RAID;
2975 raid->generation = 0;
2976 raid->interleave = meta->raid[entry].stripe_pages * 8;
2977 raid->total_disks = meta->raid[entry].total_disks;
2978 raid->total_sectors = raid->width * meta->raid[entry].sectors;
2981 raid->cylinders = raid->total_sectors / (63 * 255);
2982 raid->offset_sectors = meta->raid[entry].offset;
2983 raid->rebuild_lba = 0;
2986 raid->disks[disk_number].dev = parent;
2987 raid->disks[disk_number].sectors = raid->total_sectors / raid->width;
2988 raid->disks[disk_number].flags =
2989 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
2990 ars->raid[raid->volume] = raid;
2991 ars->disk_number[raid->volume] = disk_number;
3002 /* nVidia MediaShield Metadata */
3004 ata_raid_nvidia_read_meta(device_t dev, struct ar_softc **raidp)
3006 struct ata_raid_subdisk *ars = device_get_softc(dev);
3007 device_t parent = device_get_parent(dev);
3008 struct nvidia_raid_conf *meta;
3009 struct ar_softc *raid = NULL;
3010 u_int32_t checksum, *ptr;
3011 int array, count, retval = 0;
3013 meta = (struct nvidia_raid_conf *)kmalloc(sizeof(struct nvidia_raid_conf),
3014 M_AR, M_WAITOK | M_ZERO);
3016 if (ata_raid_rw(parent, NVIDIA_LBA(parent),
3017 meta, sizeof(struct nvidia_raid_conf), ATA_R_READ)) {
3018 if (testing || bootverbose)
3019 device_printf(parent, "nVidia read metadata failed\n");
3023 /* check if this is a nVidia RAID struct */
3024 if (strncmp(meta->nvidia_id, NV_MAGIC, strlen(NV_MAGIC))) {
3025 if (testing || bootverbose)
3026 device_printf(parent, "nVidia check1 failed\n");
3030 /* check if the checksum is OK */
3031 for (checksum = 0, ptr = (u_int32_t*)meta, count = 0;
3032 count < meta->config_size; count++)
3035 if (testing || bootverbose)
3036 device_printf(parent, "nVidia check2 failed\n");
3040 if (testing || bootverbose)
3041 ata_raid_nvidia_print_meta(meta);
3043 /* now convert nVidia meta into our generic form */
3044 for (array = 0; array < MAX_ARRAYS; array++) {
3045 if (!raidp[array]) {
3047 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
3050 raid = raidp[array];
3051 if (raid->format && (raid->format != AR_F_NVIDIA_RAID))
3054 if (raid->format == AR_F_NVIDIA_RAID &&
3055 ((raid->magic_0 != meta->magic_1) ||
3056 (raid->magic_1 != meta->magic_2))) {
3060 switch (meta->type) {
3062 raid->type = AR_T_SPAN;
3066 raid->type = AR_T_RAID0;
3070 raid->type = AR_T_RAID1;
3074 raid->type = AR_T_RAID5;
3078 raid->type = AR_T_RAID01;
3082 device_printf(parent, "nVidia unknown RAID type 0x%02x\n",
3084 kfree(raidp[array], M_AR);
3085 raidp[array] = NULL;
3088 raid->magic_0 = meta->magic_1;
3089 raid->magic_1 = meta->magic_2;
3090 raid->format = AR_F_NVIDIA_RAID;
3091 raid->generation = 0;
3092 raid->interleave = meta->stripe_sectors;
3093 raid->width = meta->array_width;
3094 raid->total_disks = meta->total_disks;
3095 raid->total_sectors = meta->total_sectors;
3098 raid->cylinders = raid->total_sectors / (63 * 255);
3099 raid->offset_sectors = 0;
3100 raid->rebuild_lba = meta->rebuild_lba;
3102 raid->status = AR_S_READY;
3103 if (meta->status & NV_S_DEGRADED)
3104 raid->status |= AR_S_DEGRADED;
3106 raid->disks[meta->disk_number].dev = parent;
3107 raid->disks[meta->disk_number].sectors =
3108 raid->total_sectors / raid->width;
3109 raid->disks[meta->disk_number].flags =
3110 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
3111 ars->raid[raid->volume] = raid;
3112 ars->disk_number[raid->volume] = meta->disk_number;
3122 /* Promise FastTrak Metadata */
3124 ata_raid_promise_read_meta(device_t dev, struct ar_softc **raidp, int native)
3126 struct ata_raid_subdisk *ars = device_get_softc(dev);
3127 device_t parent = device_get_parent(dev);
3128 struct promise_raid_conf *meta;
3129 struct ar_softc *raid;
3130 u_int32_t checksum, *ptr;
3131 int array, count, disk, disksum = 0, retval = 0;
3133 meta = (struct promise_raid_conf *)
3134 kmalloc(sizeof(struct promise_raid_conf), M_AR, M_WAITOK | M_ZERO);
3136 if (ata_raid_rw(parent, PROMISE_LBA(parent),
3137 meta, sizeof(struct promise_raid_conf), ATA_R_READ)) {
3138 if (testing || bootverbose)
3139 device_printf(parent, "%s read metadata failed\n",
3140 native ? "FreeBSD" : "Promise");
3144 /* check the signature */
3146 if (strncmp(meta->promise_id, ATA_MAGIC, strlen(ATA_MAGIC))) {
3147 if (testing || bootverbose)
3148 device_printf(parent, "FreeBSD check1 failed\n");
3153 if (strncmp(meta->promise_id, PR_MAGIC, strlen(PR_MAGIC))) {
3154 if (testing || bootverbose)
3155 device_printf(parent, "Promise check1 failed\n");
3160 /* check if the checksum is OK */
3161 for (checksum = 0, ptr = (u_int32_t *)meta, count = 0; count < 511; count++)
3163 if (checksum != *ptr) {
3164 if (testing || bootverbose)
3165 device_printf(parent, "%s check2 failed\n",
3166 native ? "FreeBSD" : "Promise");
3170 /* check on disk integrity status */
3171 if (meta->raid.integrity != PR_I_VALID) {
3172 if (testing || bootverbose)
3173 device_printf(parent, "%s check3 failed\n",
3174 native ? "FreeBSD" : "Promise");
3178 if (testing || bootverbose)
3179 ata_raid_promise_print_meta(meta);
3181 /* now convert Promise metadata into our generic form */
3182 for (array = 0; array < MAX_ARRAYS; array++) {
3183 if (!raidp[array]) {
3185 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
3188 raid = raidp[array];
3190 (raid->format != (native ? AR_F_FREEBSD_RAID : AR_F_PROMISE_RAID)))
3193 if ((raid->format == (native ? AR_F_FREEBSD_RAID : AR_F_PROMISE_RAID))&&
3194 !(meta->raid.magic_1 == (raid->magic_1)))
3197 /* update our knowledge about the array config based on generation */
3198 if (!meta->raid.generation || meta->raid.generation > raid->generation){
3199 switch (meta->raid.type) {
3201 raid->type = AR_T_SPAN;
3205 raid->type = AR_T_JBOD;
3209 raid->type = AR_T_RAID0;
3213 raid->type = AR_T_RAID1;
3214 if (meta->raid.array_width > 1)
3215 raid->type = AR_T_RAID01;
3219 raid->type = AR_T_RAID5;
3223 device_printf(parent, "%s unknown RAID type 0x%02x\n",
3224 native ? "FreeBSD" : "Promise", meta->raid.type);
3225 kfree(raidp[array], M_AR);
3226 raidp[array] = NULL;
3229 raid->magic_1 = meta->raid.magic_1;
3230 raid->format = (native ? AR_F_FREEBSD_RAID : AR_F_PROMISE_RAID);
3231 raid->generation = meta->raid.generation;
3232 raid->interleave = 1 << meta->raid.stripe_shift;
3233 raid->width = meta->raid.array_width;
3234 raid->total_disks = meta->raid.total_disks;
3235 raid->heads = meta->raid.heads + 1;
3236 raid->sectors = meta->raid.sectors;
3237 raid->cylinders = meta->raid.cylinders + 1;
3238 raid->total_sectors = meta->raid.total_sectors;
3239 raid->offset_sectors = 0;
3240 raid->rebuild_lba = meta->raid.rebuild_lba;
3242 if ((meta->raid.status &
3243 (PR_S_VALID | PR_S_ONLINE | PR_S_INITED | PR_S_READY)) ==
3244 (PR_S_VALID | PR_S_ONLINE | PR_S_INITED | PR_S_READY)) {
3245 raid->status |= AR_S_READY;
3246 if (meta->raid.status & PR_S_DEGRADED)
3247 raid->status |= AR_S_DEGRADED;
3250 raid->status &= ~AR_S_READY;
3252 /* convert disk flags to our internal types */
3253 for (disk = 0; disk < meta->raid.total_disks; disk++) {
3254 raid->disks[disk].dev = NULL;
3255 raid->disks[disk].flags = 0;
3256 *((u_int64_t *)(raid->disks[disk].serial)) =
3257 meta->raid.disk[disk].magic_0;
3258 disksum += meta->raid.disk[disk].flags;
3259 if (meta->raid.disk[disk].flags & PR_F_ONLINE)
3260 raid->disks[disk].flags |= AR_DF_ONLINE;
3261 if (meta->raid.disk[disk].flags & PR_F_ASSIGNED)
3262 raid->disks[disk].flags |= AR_DF_ASSIGNED;
3263 if (meta->raid.disk[disk].flags & PR_F_SPARE) {
3264 raid->disks[disk].flags &= ~(AR_DF_ONLINE | AR_DF_ASSIGNED);
3265 raid->disks[disk].flags |= AR_DF_SPARE;
3267 if (meta->raid.disk[disk].flags & (PR_F_REDIR | PR_F_DOWN))
3268 raid->disks[disk].flags &= ~AR_DF_ONLINE;
3271 device_printf(parent, "%s subdisks has no flags\n",
3272 native ? "FreeBSD" : "Promise");
3273 kfree(raidp[array], M_AR);
3274 raidp[array] = NULL;
3278 if (meta->raid.generation >= raid->generation) {
3279 int disk_number = meta->raid.disk_number;
3281 if (raid->disks[disk_number].flags && (meta->magic_0 ==
3282 *((u_int64_t *)(raid->disks[disk_number].serial)))) {
3283 raid->disks[disk_number].dev = parent;
3284 raid->disks[disk_number].flags |= AR_DF_PRESENT;
3285 raid->disks[disk_number].sectors = meta->raid.disk_sectors;
3286 if ((raid->disks[disk_number].flags &
3287 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE)) ==
3288 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE)) {
3289 ars->raid[raid->volume] = raid;
3290 ars->disk_number[raid->volume] = disk_number;
3304 ata_raid_promise_write_meta(struct ar_softc *rdp)
3306 struct promise_raid_conf *meta;
3307 struct timeval timestamp;
3309 int count, disk, drive, error = 0;
3311 meta = (struct promise_raid_conf *)
3312 kmalloc(sizeof(struct promise_raid_conf), M_AR, M_WAITOK);
3315 microtime(×tamp);
3317 for (disk = 0; disk < rdp->total_disks; disk++) {
3318 for (count = 0; count < sizeof(struct promise_raid_conf); count++)
3319 *(((u_int8_t *)meta) + count) = 255 - (count % 256);
3320 meta->dummy_0 = 0x00020000;
3321 meta->raid.disk_number = disk;
3323 if (rdp->disks[disk].dev) {
3324 struct ata_device *atadev = device_get_softc(rdp->disks[disk].dev);
3325 struct ata_channel *ch =
3326 device_get_softc(device_get_parent(rdp->disks[disk].dev));
3328 meta->raid.channel = ch->unit;
3329 meta->raid.device = ATA_DEV(atadev->unit);
3330 meta->raid.disk_sectors = rdp->disks[disk].sectors;
3331 meta->raid.disk_offset = rdp->offset_sectors;
3334 meta->raid.channel = 0;
3335 meta->raid.device = 0;
3336 meta->raid.disk_sectors = 0;
3337 meta->raid.disk_offset = 0;
3339 meta->magic_0 = PR_MAGIC0(meta->raid) | timestamp.tv_sec;
3340 meta->magic_1 = timestamp.tv_sec >> 16;
3341 meta->magic_2 = timestamp.tv_sec;
3342 meta->raid.integrity = PR_I_VALID;
3343 meta->raid.magic_0 = meta->magic_0;
3344 meta->raid.rebuild_lba = rdp->rebuild_lba;
3345 meta->raid.generation = rdp->generation;
3347 if (rdp->status & AR_S_READY) {
3348 meta->raid.flags = (PR_F_VALID | PR_F_ASSIGNED | PR_F_ONLINE);
3350 (PR_S_VALID | PR_S_ONLINE | PR_S_INITED | PR_S_READY);
3351 if (rdp->status & AR_S_DEGRADED)
3352 meta->raid.status |= PR_S_DEGRADED;
3354 meta->raid.status |= PR_S_FUNCTIONAL;
3357 meta->raid.flags = PR_F_DOWN;
3358 meta->raid.status = 0;
3361 switch (rdp->type) {
3363 meta->raid.type = PR_T_RAID0;
3366 meta->raid.type = PR_T_RAID1;
3369 meta->raid.type = PR_T_RAID1;
3372 meta->raid.type = PR_T_RAID5;
3375 meta->raid.type = PR_T_SPAN;
3378 meta->raid.type = PR_T_JBOD;
3385 meta->raid.total_disks = rdp->total_disks;
3386 meta->raid.stripe_shift = ffs(rdp->interleave) - 1;
3387 meta->raid.array_width = rdp->width;
3388 meta->raid.array_number = rdp->lun;
3389 meta->raid.total_sectors = rdp->total_sectors;
3390 meta->raid.cylinders = rdp->cylinders - 1;
3391 meta->raid.heads = rdp->heads - 1;
3392 meta->raid.sectors = rdp->sectors;
3393 meta->raid.magic_1 = (u_int64_t)meta->magic_2<<16 | meta->magic_1;
3395 bzero(&meta->raid.disk, 8 * 12);
3396 for (drive = 0; drive < rdp->total_disks; drive++) {
3397 meta->raid.disk[drive].flags = 0;
3398 if (rdp->disks[drive].flags & AR_DF_PRESENT)
3399 meta->raid.disk[drive].flags |= PR_F_VALID;
3400 if (rdp->disks[drive].flags & AR_DF_ASSIGNED)
3401 meta->raid.disk[drive].flags |= PR_F_ASSIGNED;
3402 if (rdp->disks[drive].flags & AR_DF_ONLINE)
3403 meta->raid.disk[drive].flags |= PR_F_ONLINE;
3405 if (rdp->disks[drive].flags & AR_DF_PRESENT)
3406 meta->raid.disk[drive].flags = (PR_F_REDIR | PR_F_DOWN);
3407 if (rdp->disks[drive].flags & AR_DF_SPARE)
3408 meta->raid.disk[drive].flags |= PR_F_SPARE;
3409 meta->raid.disk[drive].dummy_0 = 0x0;
3410 if (rdp->disks[drive].dev) {
3411 struct ata_channel *ch =
3412 device_get_softc(device_get_parent(rdp->disks[drive].dev));
3413 struct ata_device *atadev =
3414 device_get_softc(rdp->disks[drive].dev);
3416 meta->raid.disk[drive].channel = ch->unit;
3417 meta->raid.disk[drive].device = ATA_DEV(atadev->unit);
3419 meta->raid.disk[drive].magic_0 =
3420 PR_MAGIC0(meta->raid.disk[drive]) | timestamp.tv_sec;
3423 if (rdp->disks[disk].dev) {
3424 if ((rdp->disks[disk].flags & (AR_DF_PRESENT | AR_DF_ONLINE)) ==
3425 (AR_DF_PRESENT | AR_DF_ONLINE)) {
3426 if (rdp->format == AR_F_FREEBSD_RAID)
3427 bcopy(ATA_MAGIC, meta->promise_id, sizeof(ATA_MAGIC));
3429 bcopy(PR_MAGIC, meta->promise_id, sizeof(PR_MAGIC));
3432 bzero(meta->promise_id, sizeof(meta->promise_id));
3434 for (ckptr = (int32_t *)meta, count = 0; count < 511; count++)
3435 meta->checksum += *ckptr++;
3436 if (testing || bootverbose)
3437 ata_raid_promise_print_meta(meta);
3438 if (ata_raid_rw(rdp->disks[disk].dev,
3439 PROMISE_LBA(rdp->disks[disk].dev),
3440 meta, sizeof(struct promise_raid_conf),
3441 ATA_R_WRITE | ATA_R_DIRECT)) {
3442 device_printf(rdp->disks[disk].dev, "write metadata failed\n");
3451 /* Silicon Image Medley Metadata */
3453 ata_raid_sii_read_meta(device_t dev, struct ar_softc **raidp)
3455 struct ata_raid_subdisk *ars = device_get_softc(dev);
3456 device_t parent = device_get_parent(dev);
3457 struct sii_raid_conf *meta;
3458 struct ar_softc *raid = NULL;
3459 u_int16_t checksum, *ptr;
3460 int array, count, disk, retval = 0;
3462 meta = (struct sii_raid_conf *)kmalloc(sizeof(struct sii_raid_conf), M_AR,
3465 if (ata_raid_rw(parent, SII_LBA(parent),
3466 meta, sizeof(struct sii_raid_conf), ATA_R_READ)) {
3467 if (testing || bootverbose)
3468 device_printf(parent, "Silicon Image read metadata failed\n");
3472 /* check if this is a Silicon Image (Medley) RAID struct */
3473 for (checksum = 0, ptr = (u_int16_t *)meta, count = 0; count < 160; count++)
3476 if (testing || bootverbose)
3477 device_printf(parent, "Silicon Image check1 failed\n");
3481 for (checksum = 0, ptr = (u_int16_t *)meta, count = 0; count < 256; count++)
3483 if (checksum != meta->checksum_1) {
3484 if (testing || bootverbose)
3485 device_printf(parent, "Silicon Image check2 failed\n");
3490 if (meta->version_major != 0x0002 ||
3491 (meta->version_minor != 0x0000 && meta->version_minor != 0x0001)) {
3492 if (testing || bootverbose)
3493 device_printf(parent, "Silicon Image check3 failed\n");
3497 if (testing || bootverbose)
3498 ata_raid_sii_print_meta(meta);
3500 /* now convert Silicon Image meta into our generic form */
3501 for (array = 0; array < MAX_ARRAYS; array++) {
3502 if (!raidp[array]) {
3504 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
3507 raid = raidp[array];
3508 if (raid->format && (raid->format != AR_F_SII_RAID))
3511 if (raid->format == AR_F_SII_RAID &&
3512 (raid->magic_0 != *((u_int64_t *)meta->timestamp))) {
3516 /* update our knowledge about the array config based on generation */
3517 if (!meta->generation || meta->generation > raid->generation) {
3518 switch (meta->type) {
3520 raid->type = AR_T_RAID0;
3524 raid->type = AR_T_RAID1;
3528 raid->type = AR_T_RAID01;
3532 device_printf(parent, "Silicon Image SPARE disk\n");
3533 kfree(raidp[array], M_AR);
3534 raidp[array] = NULL;
3538 device_printf(parent,"Silicon Image unknown RAID type 0x%02x\n",
3540 kfree(raidp[array], M_AR);
3541 raidp[array] = NULL;
3544 raid->magic_0 = *((u_int64_t *)meta->timestamp);
3545 raid->format = AR_F_SII_RAID;
3546 raid->generation = meta->generation;
3547 raid->interleave = meta->stripe_sectors;
3548 raid->width = (meta->raid0_disks != 0xff) ? meta->raid0_disks : 1;
3550 ((meta->raid0_disks != 0xff) ? meta->raid0_disks : 0) +
3551 ((meta->raid1_disks != 0xff) ? meta->raid1_disks : 0);
3552 raid->total_sectors = meta->total_sectors;
3555 raid->cylinders = raid->total_sectors / (63 * 255);
3556 raid->offset_sectors = 0;
3557 raid->rebuild_lba = meta->rebuild_lba;
3559 strncpy(raid->name, meta->name,
3560 min(sizeof(raid->name), sizeof(meta->name)));
3562 /* clear out any old info */
3563 if (raid->generation) {
3564 for (disk = 0; disk < raid->total_disks; disk++) {
3565 raid->disks[disk].dev = NULL;
3566 raid->disks[disk].flags = 0;
3570 if (meta->generation >= raid->generation) {
3571 /* XXX SOS add check for the right physical disk by serial# */
3572 if (meta->status & SII_S_READY) {
3573 int disk_number = (raid->type == AR_T_RAID01) ?
3574 meta->raid1_ident + (meta->raid0_ident << 1) :
3577 raid->disks[disk_number].dev = parent;
3578 raid->disks[disk_number].sectors =
3579 raid->total_sectors / raid->width;
3580 raid->disks[disk_number].flags =
3581 (AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
3582 ars->raid[raid->volume] = raid;
3583 ars->disk_number[raid->volume] = disk_number;
3595 /* Silicon Integrated Systems Metadata */
3597 ata_raid_sis_read_meta(device_t dev, struct ar_softc **raidp)
3599 struct ata_raid_subdisk *ars = device_get_softc(dev);
3600 device_t parent = device_get_parent(dev);
3601 struct sis_raid_conf *meta;
3602 struct ar_softc *raid = NULL;
3603 int array, disk_number, drive, retval = 0;
3605 meta = (struct sis_raid_conf *)kmalloc(sizeof(struct sis_raid_conf), M_AR,
3608 if (ata_raid_rw(parent, SIS_LBA(parent),
3609 meta, sizeof(struct sis_raid_conf), ATA_R_READ)) {
3610 if (testing || bootverbose)
3611 device_printf(parent,
3612 "Silicon Integrated Systems read metadata failed\n");
3615 /* check for SiS magic */
3616 if (meta->magic != SIS_MAGIC) {
3617 if (testing || bootverbose)
3618 device_printf(parent,
3619 "Silicon Integrated Systems check1 failed\n");
3623 if (testing || bootverbose)
3624 ata_raid_sis_print_meta(meta);
3626 /* now convert SiS meta into our generic form */
3627 for (array = 0; array < MAX_ARRAYS; array++) {
3628 if (!raidp[array]) {
3630 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
3634 raid = raidp[array];
3635 if (raid->format && (raid->format != AR_F_SIS_RAID))
3638 if ((raid->format == AR_F_SIS_RAID) &&
3639 ((raid->magic_0 != meta->controller_pci_id) ||
3640 (raid->magic_1 != meta->timestamp))) {
3644 switch (meta->type_total_disks & SIS_T_MASK) {
3646 raid->type = AR_T_JBOD;
3647 raid->width = (meta->type_total_disks & SIS_D_MASK);
3648 raid->total_sectors += SIS_LBA(parent);
3652 raid->type = AR_T_RAID0;
3653 raid->width = (meta->type_total_disks & SIS_D_MASK);
3654 if (!raid->total_sectors ||
3655 (raid->total_sectors > (raid->width * SIS_LBA(parent))))
3656 raid->total_sectors = raid->width * SIS_LBA(parent);
3660 raid->type = AR_T_RAID1;
3662 if (!raid->total_sectors || (raid->total_sectors > SIS_LBA(parent)))
3663 raid->total_sectors = SIS_LBA(parent);
3667 device_printf(parent, "Silicon Integrated Systems "
3668 "unknown RAID type 0x%08x\n", meta->magic);
3669 kfree(raidp[array], M_AR);
3670 raidp[array] = NULL;
3673 raid->magic_0 = meta->controller_pci_id;
3674 raid->magic_1 = meta->timestamp;
3675 raid->format = AR_F_SIS_RAID;
3676 raid->generation = 0;
3677 raid->interleave = meta->stripe_sectors;
3678 raid->total_disks = (meta->type_total_disks & SIS_D_MASK);
3681 raid->cylinders = raid->total_sectors / (63 * 255);
3682 raid->offset_sectors = 0;
3683 raid->rebuild_lba = 0;
3685 /* XXX SOS if total_disks > 2 this doesn't float */
3686 if (((meta->disks & SIS_D_MASTER) >> 4) == meta->disk_number)
3691 for (drive = 0; drive < raid->total_disks; drive++) {
3692 raid->disks[drive].sectors = raid->total_sectors/raid->width;
3693 if (drive == disk_number) {
3694 raid->disks[disk_number].dev = parent;
3695 raid->disks[disk_number].flags =
3696 (AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
3697 ars->raid[raid->volume] = raid;
3698 ars->disk_number[raid->volume] = disk_number;
3711 ata_raid_sis_write_meta(struct ar_softc *rdp)
3713 struct sis_raid_conf *meta;
3714 struct timeval timestamp;
3715 int disk, error = 0;
3717 meta = (struct sis_raid_conf *)kmalloc(sizeof(struct sis_raid_conf), M_AR,
3721 microtime(×tamp);
3723 meta->magic = SIS_MAGIC;
3724 /* XXX SOS if total_disks > 2 this doesn't float */
3725 for (disk = 0; disk < rdp->total_disks; disk++) {
3726 if (rdp->disks[disk].dev) {
3727 struct ata_channel *ch =
3728 device_get_softc(device_get_parent(rdp->disks[disk].dev));
3729 struct ata_device *atadev = device_get_softc(rdp->disks[disk].dev);
3730 int disk_number = 1 + ATA_DEV(atadev->unit) + (ch->unit << 1);
3732 meta->disks |= disk_number << ((1 - disk) << 2);
3735 switch (rdp->type) {
3737 meta->type_total_disks = SIS_T_JBOD;
3741 meta->type_total_disks = SIS_T_RAID0;
3745 meta->type_total_disks = SIS_T_RAID1;
3752 meta->type_total_disks |= (rdp->total_disks & SIS_D_MASK);
3753 meta->stripe_sectors = rdp->interleave;
3754 meta->timestamp = timestamp.tv_sec;
3756 for (disk = 0; disk < rdp->total_disks; disk++) {
3757 if (rdp->disks[disk].dev) {
3758 struct ata_channel *ch =
3759 device_get_softc(device_get_parent(rdp->disks[disk].dev));
3760 struct ata_device *atadev = device_get_softc(rdp->disks[disk].dev);
3762 meta->controller_pci_id =
3763 (pci_get_vendor(GRANDPARENT(rdp->disks[disk].dev)) << 16) |
3764 pci_get_device(GRANDPARENT(rdp->disks[disk].dev));
3765 bcopy(atadev->param.model, meta->model, sizeof(meta->model));
3767 /* XXX SOS if total_disks > 2 this may not float */
3768 meta->disk_number = 1 + ATA_DEV(atadev->unit) + (ch->unit << 1);
3770 if (testing || bootverbose)
3771 ata_raid_sis_print_meta(meta);
3773 if (ata_raid_rw(rdp->disks[disk].dev,
3774 SIS_LBA(rdp->disks[disk].dev),
3775 meta, sizeof(struct sis_raid_conf),
3776 ATA_R_WRITE | ATA_R_DIRECT)) {
3777 device_printf(rdp->disks[disk].dev, "write metadata failed\n");
3786 /* VIA Tech V-RAID Metadata */
3788 ata_raid_via_read_meta(device_t dev, struct ar_softc **raidp)
3790 struct ata_raid_subdisk *ars = device_get_softc(dev);
3791 device_t parent = device_get_parent(dev);
3792 struct via_raid_conf *meta;
3793 struct ar_softc *raid = NULL;
3794 u_int8_t checksum, *ptr;
3795 int array, count, disk, retval = 0;
3797 meta = (struct via_raid_conf *)kmalloc(sizeof(struct via_raid_conf), M_AR,
3800 if (ata_raid_rw(parent, VIA_LBA(parent),
3801 meta, sizeof(struct via_raid_conf), ATA_R_READ)) {
3802 if (testing || bootverbose)
3803 device_printf(parent, "VIA read metadata failed\n");
3807 /* check if this is a VIA RAID struct */
3808 if (meta->magic != VIA_MAGIC) {
3809 if (testing || bootverbose)
3810 device_printf(parent, "VIA check1 failed\n");
3814 /* calculate checksum and compare for valid */
3815 for (checksum = 0, ptr = (u_int8_t *)meta, count = 0; count < 50; count++)
3817 if (checksum != meta->checksum) {
3818 if (testing || bootverbose)
3819 device_printf(parent, "VIA check2 failed\n");
3823 if (testing || bootverbose)
3824 ata_raid_via_print_meta(meta);
3826 /* now convert VIA meta into our generic form */
3827 for (array = 0; array < MAX_ARRAYS; array++) {
3828 if (!raidp[array]) {
3830 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
3833 raid = raidp[array];
3834 if (raid->format && (raid->format != AR_F_VIA_RAID))
3837 if (raid->format == AR_F_VIA_RAID && (raid->magic_0 != meta->disks[0]))
3840 switch (meta->type & VIA_T_MASK) {
3842 raid->type = AR_T_RAID0;
3843 raid->width = meta->stripe_layout & VIA_L_DISKS;
3844 if (!raid->total_sectors ||
3845 (raid->total_sectors > (raid->width * meta->disk_sectors)))
3846 raid->total_sectors = raid->width * meta->disk_sectors;
3850 raid->type = AR_T_RAID1;
3852 raid->total_sectors = meta->disk_sectors;
3856 raid->type = AR_T_RAID01;
3857 raid->width = meta->stripe_layout & VIA_L_DISKS;
3858 if (!raid->total_sectors ||
3859 (raid->total_sectors > (raid->width * meta->disk_sectors)))
3860 raid->total_sectors = raid->width * meta->disk_sectors;
3864 raid->type = AR_T_RAID5;
3865 raid->width = meta->stripe_layout & VIA_L_DISKS;
3866 if (!raid->total_sectors ||
3867 (raid->total_sectors > ((raid->width - 1)*meta->disk_sectors)))
3868 raid->total_sectors = (raid->width - 1) * meta->disk_sectors;
3872 raid->type = AR_T_SPAN;
3874 raid->total_sectors += meta->disk_sectors;
3878 device_printf(parent,"VIA unknown RAID type 0x%02x\n", meta->type);
3879 kfree(raidp[array], M_AR);
3880 raidp[array] = NULL;
3883 raid->magic_0 = meta->disks[0];
3884 raid->format = AR_F_VIA_RAID;
3885 raid->generation = 0;
3887 0x08 << ((meta->stripe_layout & VIA_L_MASK) >> VIA_L_SHIFT);
3888 for (count = 0, disk = 0; disk < 8; disk++)
3889 if (meta->disks[disk])
3891 raid->total_disks = count;
3894 raid->cylinders = raid->total_sectors / (63 * 255);
3895 raid->offset_sectors = 0;
3896 raid->rebuild_lba = 0;
3899 for (disk = 0; disk < raid->total_disks; disk++) {
3900 if (meta->disks[disk] == meta->disk_id) {
3901 raid->disks[disk].dev = parent;
3902 bcopy(&meta->disk_id, raid->disks[disk].serial,
3904 raid->disks[disk].sectors = meta->disk_sectors;
3905 raid->disks[disk].flags =
3906 (AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
3907 ars->raid[raid->volume] = raid;
3908 ars->disk_number[raid->volume] = disk;
3922 ata_raid_via_write_meta(struct ar_softc *rdp)
3924 struct via_raid_conf *meta;
3925 int disk, error = 0;
3927 meta = (struct via_raid_conf *)kmalloc(sizeof(struct via_raid_conf), M_AR,
3932 meta->magic = VIA_MAGIC;
3933 meta->dummy_0 = 0x02;
3934 switch (rdp->type) {
3936 meta->type = VIA_T_SPAN;
3937 meta->stripe_layout = (rdp->total_disks & VIA_L_DISKS);
3941 meta->type = VIA_T_RAID0;
3942 meta->stripe_layout = ((rdp->interleave >> 1) & VIA_L_MASK);
3943 meta->stripe_layout |= (rdp->total_disks & VIA_L_DISKS);
3947 meta->type = VIA_T_RAID1;
3948 meta->stripe_layout = (rdp->total_disks & VIA_L_DISKS);
3952 meta->type = VIA_T_RAID5;
3953 meta->stripe_layout = ((rdp->interleave >> 1) & VIA_L_MASK);
3954 meta->stripe_layout |= (rdp->total_disks & VIA_L_DISKS);
3958 meta->type = VIA_T_RAID01;
3959 meta->stripe_layout = ((rdp->interleave >> 1) & VIA_L_MASK);
3960 meta->stripe_layout |= (rdp->width & VIA_L_DISKS);
3967 meta->type |= VIA_T_BOOTABLE; /* XXX SOS */
3968 meta->disk_sectors =
3969 rdp->total_sectors / (rdp->width - (rdp->type == AR_RAID5));
3970 for (disk = 0; disk < rdp->total_disks; disk++)
3971 meta->disks[disk] = (u_int32_t)(uintptr_t)rdp->disks[disk].dev;
3973 for (disk = 0; disk < rdp->total_disks; disk++) {
3974 if (rdp->disks[disk].dev) {
3978 meta->disk_index = disk * sizeof(u_int32_t);
3979 if (rdp->type == AR_T_RAID01)
3980 meta->disk_index = ((meta->disk_index & 0x08) << 2) |
3981 (meta->disk_index & ~0x08);
3982 meta->disk_id = meta->disks[disk];
3984 for (ptr = (u_int8_t *)meta, count = 0; count < 50; count++)
3985 meta->checksum += *ptr++;
3987 if (testing || bootverbose)
3988 ata_raid_via_print_meta(meta);
3990 if (ata_raid_rw(rdp->disks[disk].dev,
3991 VIA_LBA(rdp->disks[disk].dev),
3992 meta, sizeof(struct via_raid_conf),
3993 ATA_R_WRITE | ATA_R_DIRECT)) {
3994 device_printf(rdp->disks[disk].dev, "write metadata failed\n");
4003 static struct ata_request *
4004 ata_raid_init_request(struct ar_softc *rdp, struct bio *bio)
4006 struct ata_request *request;
4008 if (!(request = ata_alloc_request())) {
4009 kprintf("FAILURE - out of memory in ata_raid_init_request\n");
4012 request->timeout = ATA_DEFAULT_TIMEOUT;
4013 request->retries = 2;
4014 request->callback = ata_raid_done;
4015 request->driver = rdp;
4017 switch (request->bio->bio_buf->b_cmd) {
4019 request->flags = ATA_R_READ;
4022 request->flags = ATA_R_WRITE;
4025 request->flags = ATA_R_CONTROL;
4028 kprintf("ar%d: FAILURE - unknown BUF operation\n", rdp->lun);
4029 ata_free_request(request);
4031 bio->bio_buf->b_flags |= B_ERROR;
4032 bio->bio_buf->b_error = EIO;
4041 ata_raid_send_request(struct ata_request *request)
4043 struct ata_device *atadev = device_get_softc(request->dev);
4045 request->transfersize = min(request->bytecount, atadev->max_iosize);
4046 if (request->flags & ATA_R_READ) {
4047 if (atadev->mode >= ATA_DMA) {
4048 request->flags |= ATA_R_DMA;
4049 request->u.ata.command = ATA_READ_DMA;
4051 else if (atadev->max_iosize > DEV_BSIZE)
4052 request->u.ata.command = ATA_READ_MUL;
4054 request->u.ata.command = ATA_READ;
4056 else if (request->flags & ATA_R_WRITE) {
4057 if (atadev->mode >= ATA_DMA) {
4058 request->flags |= ATA_R_DMA;
4059 request->u.ata.command = ATA_WRITE_DMA;
4061 else if (atadev->max_iosize > DEV_BSIZE)
4062 request->u.ata.command = ATA_WRITE_MUL;
4064 request->u.ata.command = ATA_WRITE;
4067 device_printf(request->dev, "FAILURE - unknown IO operation\n");
4068 ata_free_request(request);
4071 request->flags |= (ATA_R_ORDERED | ATA_R_THREAD);
4072 ata_queue_request(request);
4077 ata_raid_rw(device_t dev, u_int64_t lba, void *data, u_int bcount, int flags)
4079 struct ata_device *atadev = device_get_softc(dev);
4080 struct ata_request *request;
4083 if (bcount % DEV_BSIZE) {
4084 device_printf(dev, "FAILURE - transfers must be modulo sectorsize\n");
4088 if (!(request = ata_alloc_request())) {
4089 device_printf(dev, "FAILURE - out of memory in ata_raid_rw\n");
4095 request->timeout = 10;
4096 request->retries = 0;
4097 request->data = data;
4098 request->bytecount = bcount;
4099 request->transfersize = DEV_BSIZE;
4100 request->u.ata.lba = lba;
4101 request->u.ata.count = request->bytecount / DEV_BSIZE;
4102 request->flags = flags;
4104 if (flags & ATA_R_READ) {
4105 if (atadev->mode >= ATA_DMA) {
4106 request->u.ata.command = ATA_READ_DMA;
4107 request->flags |= ATA_R_DMA;
4110 request->u.ata.command = ATA_READ;
4111 ata_queue_request(request);
4113 else if (flags & ATA_R_WRITE) {
4114 if (atadev->mode >= ATA_DMA) {
4115 request->u.ata.command = ATA_WRITE_DMA;
4116 request->flags |= ATA_R_DMA;
4119 request->u.ata.command = ATA_WRITE;
4120 ata_queue_request(request);
4123 device_printf(dev, "FAILURE - unknown IO operation\n");
4124 request->result = EIO;
4126 error = request->result;
4127 ata_free_request(request);
4135 ata_raid_subdisk_probe(device_t dev)
4142 ata_raid_subdisk_attach(device_t dev)
4144 struct ata_raid_subdisk *ars = device_get_softc(dev);
4147 for (volume = 0; volume < MAX_VOLUMES; volume++) {
4148 ars->raid[volume] = NULL;
4149 ars->disk_number[volume] = -1;
4151 ata_raid_read_metadata(dev);
4156 ata_raid_subdisk_detach(device_t dev)
4158 struct ata_raid_subdisk *ars = device_get_softc(dev);
4161 for (volume = 0; volume < MAX_VOLUMES; volume++) {
4162 if (ars->raid[volume]) {
4163 ars->raid[volume]->disks[ars->disk_number[volume]].flags &=
4164 ~(AR_DF_PRESENT | AR_DF_ONLINE);
4165 ars->raid[volume]->disks[ars->disk_number[volume]].dev = NULL;
4166 ata_raid_config_changed(ars->raid[volume], 1);
4167 ars->raid[volume] = NULL;
4168 ars->disk_number[volume] = -1;
4174 static device_method_t ata_raid_sub_methods[] = {
4175 /* device interface */
4176 DEVMETHOD(device_probe, ata_raid_subdisk_probe),
4177 DEVMETHOD(device_attach, ata_raid_subdisk_attach),
4178 DEVMETHOD(device_detach, ata_raid_subdisk_detach),
4182 static driver_t ata_raid_sub_driver = {
4184 ata_raid_sub_methods,
4185 sizeof(struct ata_raid_subdisk)
4188 DRIVER_MODULE(subdisk, ad, ata_raid_sub_driver, ata_raid_sub_devclass, NULL, NULL);
4191 ata_raid_module_event_handler(module_t mod, int what, void *arg)
4197 if (testing || bootverbose)
4198 kprintf("ATA PseudoRAID loaded\n");
4200 /* setup table to hold metadata for all ATA PseudoRAID arrays */
4201 ata_raid_arrays = kmalloc(sizeof(struct ar_soft *) * MAX_ARRAYS,
4202 M_AR, M_WAITOK | M_ZERO);
4204 /* attach found PseudoRAID arrays */
4205 for (i = 0; i < MAX_ARRAYS; i++) {
4206 struct ar_softc *rdp = ata_raid_arrays[i];
4208 if (!rdp || !rdp->format)
4210 if (testing || bootverbose)
4211 ata_raid_print_meta(rdp);
4212 ata_raid_attach(rdp, 0);
4214 ata_raid_ioctl_func = ata_raid_ioctl;
4218 /* detach found PseudoRAID arrays */
4219 for (i = 0; i < MAX_ARRAYS; i++) {
4220 struct ar_softc *rdp = ata_raid_arrays[i];
4222 if (!rdp || !rdp->status)
4224 disk_destroy(&rdp->disk);
4225 devstat_remove_entry(&rdp->devstat);
4227 if (testing || bootverbose)
4228 kprintf("ATA PseudoRAID unloaded\n");
4230 kfree(ata_raid_arrays, M_AR);
4232 ata_raid_ioctl_func = NULL;
4240 static moduledata_t ata_raid_moduledata =
4241 { "ataraid", ata_raid_module_event_handler, NULL };
4242 DECLARE_MODULE(ata, ata_raid_moduledata, SI_SUB_RAID, SI_ORDER_FIRST);
4243 MODULE_VERSION(ataraid, 1);
4244 MODULE_DEPEND(ataraid, ata, 1, 1, 1);
4245 MODULE_DEPEND(ataraid, ad, 1, 1, 1);
4248 ata_raid_format(struct ar_softc *rdp)
4250 switch (rdp->format) {
4251 case AR_F_FREEBSD_RAID: return "FreeBSD PseudoRAID";
4252 case AR_F_ADAPTEC_RAID: return "Adaptec HostRAID";
4253 case AR_F_HPTV2_RAID: return "HighPoint v2 RocketRAID";
4254 case AR_F_HPTV3_RAID: return "HighPoint v3 RocketRAID";
4255 case AR_F_INTEL_RAID: return "Intel MatrixRAID";
4256 case AR_F_ITE_RAID: return "Integrated Technology Express";
4257 case AR_F_JMICRON_RAID: return "JMicron Technology Corp";
4258 case AR_F_LSIV2_RAID: return "LSILogic v2 MegaRAID";
4259 case AR_F_LSIV3_RAID: return "LSILogic v3 MegaRAID";
4260 case AR_F_NVIDIA_RAID: return "nVidia MediaShield";
4261 case AR_F_PROMISE_RAID: return "Promise Fasttrak";
4262 case AR_F_SII_RAID: return "Silicon Image Medley";
4263 case AR_F_SIS_RAID: return "Silicon Integrated Systems";
4264 case AR_F_VIA_RAID: return "VIA Tech V-RAID";
4265 default: return "UNKNOWN";
4270 ata_raid_type(struct ar_softc *rdp)
4272 switch (rdp->type) {
4273 case AR_T_JBOD: return "JBOD";
4274 case AR_T_SPAN: return "SPAN";
4275 case AR_T_RAID0: return "RAID0";
4276 case AR_T_RAID1: return "RAID1";
4277 case AR_T_RAID3: return "RAID3";
4278 case AR_T_RAID4: return "RAID4";
4279 case AR_T_RAID5: return "RAID5";
4280 case AR_T_RAID01: return "RAID0+1";
4281 default: return "UNKNOWN";
4286 ata_raid_flags(struct ar_softc *rdp)
4288 switch (rdp->status & (AR_S_READY | AR_S_DEGRADED | AR_S_REBUILDING)) {
4289 case AR_S_READY: return "READY";
4290 case AR_S_READY | AR_S_DEGRADED: return "DEGRADED";
4291 case AR_S_READY | AR_S_REBUILDING:
4292 case AR_S_READY | AR_S_DEGRADED | AR_S_REBUILDING: return "REBUILDING";
4293 default: return "BROKEN";
4297 /* debugging gunk */
4299 ata_raid_print_meta(struct ar_softc *raid)
4303 kprintf("********** ATA PseudoRAID ar%d Metadata **********\n", raid->lun);
4304 kprintf("=================================================\n");
4305 kprintf("format %s\n", ata_raid_format(raid));
4306 kprintf("type %s\n", ata_raid_type(raid));
4307 kprintf("flags 0x%02x %b\n", raid->status, raid->status,
4308 "\20\3REBUILDING\2DEGRADED\1READY\n");
4309 kprintf("magic_0 0x%016jx\n", raid->magic_0);
4310 kprintf("magic_1 0x%016jx\n",raid->magic_1);
4311 kprintf("generation %u\n", raid->generation);
4312 kprintf("total_sectors %ju\n", raid->total_sectors);
4313 kprintf("offset_sectors %ju\n", raid->offset_sectors);
4314 kprintf("heads %u\n", raid->heads);
4315 kprintf("sectors %u\n", raid->sectors);
4316 kprintf("cylinders %u\n", raid->cylinders);
4317 kprintf("width %u\n", raid->width);
4318 kprintf("interleave %u\n", raid->interleave);
4319 kprintf("total_disks %u\n", raid->total_disks);
4320 for (i = 0; i < raid->total_disks; i++) {
4321 kprintf(" disk %d: flags = 0x%02x %b\n", i, raid->disks[i].flags,
4322 raid->disks[i].flags, "\20\4ONLINE\3SPARE\2ASSIGNED\1PRESENT\n");
4323 if (raid->disks[i].dev) {
4325 device_printf(raid->disks[i].dev, " sectors %jd\n",
4326 raid->disks[i].sectors);
4329 kprintf("=================================================\n");
4333 ata_raid_adaptec_type(int type)
4335 static char buffer[16];
4338 case ADP_T_RAID0: return "RAID0";
4339 case ADP_T_RAID1: return "RAID1";
4340 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4346 ata_raid_adaptec_print_meta(struct adaptec_raid_conf *meta)
4350 kprintf("********* ATA Adaptec HostRAID Metadata *********\n");
4351 kprintf("magic_0 <0x%08x>\n", be32toh(meta->magic_0));
4352 kprintf("generation 0x%08x\n", be32toh(meta->generation));
4353 kprintf("dummy_0 0x%04x\n", be16toh(meta->dummy_0));
4354 kprintf("total_configs %u\n", be16toh(meta->total_configs));
4355 kprintf("dummy_1 0x%04x\n", be16toh(meta->dummy_1));
4356 kprintf("checksum 0x%04x\n", be16toh(meta->checksum));
4357 kprintf("dummy_2 0x%08x\n", be32toh(meta->dummy_2));
4358 kprintf("dummy_3 0x%08x\n", be32toh(meta->dummy_3));
4359 kprintf("flags 0x%08x\n", be32toh(meta->flags));
4360 kprintf("timestamp 0x%08x\n", be32toh(meta->timestamp));
4361 kprintf("dummy_4 0x%08x 0x%08x 0x%08x 0x%08x\n",
4362 be32toh(meta->dummy_4[0]), be32toh(meta->dummy_4[1]),
4363 be32toh(meta->dummy_4[2]), be32toh(meta->dummy_4[3]));
4364 kprintf("dummy_5 0x%08x 0x%08x 0x%08x 0x%08x\n",
4365 be32toh(meta->dummy_5[0]), be32toh(meta->dummy_5[1]),
4366 be32toh(meta->dummy_5[2]), be32toh(meta->dummy_5[3]));
4368 for (i = 0; i < be16toh(meta->total_configs); i++) {
4369 kprintf(" %d total_disks %u\n", i,
4370 be16toh(meta->configs[i].disk_number));
4371 kprintf(" %d generation %u\n", i,
4372 be16toh(meta->configs[i].generation));
4373 kprintf(" %d magic_0 0x%08x\n", i,
4374 be32toh(meta->configs[i].magic_0));
4375 kprintf(" %d dummy_0 0x%02x\n", i, meta->configs[i].dummy_0);
4376 kprintf(" %d type %s\n", i,
4377 ata_raid_adaptec_type(meta->configs[i].type));
4378 kprintf(" %d dummy_1 0x%02x\n", i, meta->configs[i].dummy_1);
4379 kprintf(" %d flags %d\n", i,
4380 be32toh(meta->configs[i].flags));
4381 kprintf(" %d dummy_2 0x%02x\n", i, meta->configs[i].dummy_2);
4382 kprintf(" %d dummy_3 0x%02x\n", i, meta->configs[i].dummy_3);
4383 kprintf(" %d dummy_4 0x%02x\n", i, meta->configs[i].dummy_4);
4384 kprintf(" %d dummy_5 0x%02x\n", i, meta->configs[i].dummy_5);
4385 kprintf(" %d disk_number %u\n", i,
4386 be32toh(meta->configs[i].disk_number));
4387 kprintf(" %d dummy_6 0x%08x\n", i,
4388 be32toh(meta->configs[i].dummy_6));
4389 kprintf(" %d sectors %u\n", i,
4390 be32toh(meta->configs[i].sectors));
4391 kprintf(" %d stripe_shift %u\n", i,
4392 be16toh(meta->configs[i].stripe_shift));
4393 kprintf(" %d dummy_7 0x%08x\n", i,
4394 be32toh(meta->configs[i].dummy_7));
4395 kprintf(" %d dummy_8 0x%08x 0x%08x 0x%08x 0x%08x\n", i,
4396 be32toh(meta->configs[i].dummy_8[0]),
4397 be32toh(meta->configs[i].dummy_8[1]),
4398 be32toh(meta->configs[i].dummy_8[2]),
4399 be32toh(meta->configs[i].dummy_8[3]));
4400 kprintf(" %d name <%s>\n", i, meta->configs[i].name);
4402 kprintf("magic_1 <0x%08x>\n", be32toh(meta->magic_1));
4403 kprintf("magic_2 <0x%08x>\n", be32toh(meta->magic_2));
4404 kprintf("magic_3 <0x%08x>\n", be32toh(meta->magic_3));
4405 kprintf("magic_4 <0x%08x>\n", be32toh(meta->magic_4));
4406 kprintf("=================================================\n");
4410 ata_raid_hptv2_type(int type)
4412 static char buffer[16];
4415 case HPTV2_T_RAID0: return "RAID0";
4416 case HPTV2_T_RAID1: return "RAID1";
4417 case HPTV2_T_RAID01_RAID0: return "RAID01_RAID0";
4418 case HPTV2_T_SPAN: return "SPAN";
4419 case HPTV2_T_RAID_3: return "RAID3";
4420 case HPTV2_T_RAID_5: return "RAID5";
4421 case HPTV2_T_JBOD: return "JBOD";
4422 case HPTV2_T_RAID01_RAID1: return "RAID01_RAID1";
4423 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4429 ata_raid_hptv2_print_meta(struct hptv2_raid_conf *meta)
4433 kprintf("****** ATA Highpoint V2 RocketRAID Metadata *****\n");
4434 kprintf("magic 0x%08x\n", meta->magic);
4435 kprintf("magic_0 0x%08x\n", meta->magic_0);
4436 kprintf("magic_1 0x%08x\n", meta->magic_1);
4437 kprintf("order 0x%08x\n", meta->order);
4438 kprintf("array_width %u\n", meta->array_width);
4439 kprintf("stripe_shift %u\n", meta->stripe_shift);
4440 kprintf("type %s\n", ata_raid_hptv2_type(meta->type));
4441 kprintf("disk_number %u\n", meta->disk_number);
4442 kprintf("total_sectors %u\n", meta->total_sectors);
4443 kprintf("disk_mode 0x%08x\n", meta->disk_mode);
4444 kprintf("boot_mode 0x%08x\n", meta->boot_mode);
4445 kprintf("boot_disk 0x%02x\n", meta->boot_disk);
4446 kprintf("boot_protect 0x%02x\n", meta->boot_protect);
4447 kprintf("log_entries 0x%02x\n", meta->error_log_entries);
4448 kprintf("log_index 0x%02x\n", meta->error_log_index);
4449 if (meta->error_log_entries) {
4450 kprintf(" timestamp reason disk status sectors lba\n");
4451 for (i = meta->error_log_index;
4452 i < meta->error_log_index + meta->error_log_entries; i++)
4453 kprintf(" 0x%08x 0x%02x 0x%02x 0x%02x 0x%02x 0x%08x\n",
4454 meta->errorlog[i%32].timestamp,
4455 meta->errorlog[i%32].reason,
4456 meta->errorlog[i%32].disk, meta->errorlog[i%32].status,
4457 meta->errorlog[i%32].sectors, meta->errorlog[i%32].lba);
4459 kprintf("rebuild_lba 0x%08x\n", meta->rebuild_lba);
4460 kprintf("dummy_1 0x%02x\n", meta->dummy_1);
4461 kprintf("name_1 <%.15s>\n", meta->name_1);
4462 kprintf("dummy_2 0x%02x\n", meta->dummy_2);
4463 kprintf("name_2 <%.15s>\n", meta->name_2);
4464 kprintf("=================================================\n");
4468 ata_raid_hptv3_type(int type)
4470 static char buffer[16];
4473 case HPTV3_T_SPARE: return "SPARE";
4474 case HPTV3_T_JBOD: return "JBOD";
4475 case HPTV3_T_SPAN: return "SPAN";
4476 case HPTV3_T_RAID0: return "RAID0";
4477 case HPTV3_T_RAID1: return "RAID1";
4478 case HPTV3_T_RAID3: return "RAID3";
4479 case HPTV3_T_RAID5: return "RAID5";
4480 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4486 ata_raid_hptv3_print_meta(struct hptv3_raid_conf *meta)
4490 kprintf("****** ATA Highpoint V3 RocketRAID Metadata *****\n");
4491 kprintf("magic 0x%08x\n", meta->magic);
4492 kprintf("magic_0 0x%08x\n", meta->magic_0);
4493 kprintf("checksum_0 0x%02x\n", meta->checksum_0);
4494 kprintf("mode 0x%02x\n", meta->mode);
4495 kprintf("user_mode 0x%02x\n", meta->user_mode);
4496 kprintf("config_entries 0x%02x\n", meta->config_entries);
4497 for (i = 0; i < meta->config_entries; i++) {
4498 kprintf("config %d:\n", i);
4499 kprintf(" total_sectors %ju\n",
4500 meta->configs[0].total_sectors +
4501 ((u_int64_t)meta->configs_high[0].total_sectors << 32));
4502 kprintf(" type %s\n",
4503 ata_raid_hptv3_type(meta->configs[i].type));
4504 kprintf(" total_disks %u\n", meta->configs[i].total_disks);
4505 kprintf(" disk_number %u\n", meta->configs[i].disk_number);
4506 kprintf(" stripe_shift %u\n", meta->configs[i].stripe_shift);
4507 kprintf(" status %b\n", meta->configs[i].status,
4508 "\20\2RAID5\1NEED_REBUILD\n");
4509 kprintf(" critical_disks %u\n", meta->configs[i].critical_disks);
4510 kprintf(" rebuild_lba %ju\n",
4511 meta->configs_high[0].rebuild_lba +
4512 ((u_int64_t)meta->configs_high[0].rebuild_lba << 32));
4514 kprintf("name <%.16s>\n", meta->name);
4515 kprintf("timestamp 0x%08x\n", meta->timestamp);
4516 kprintf("description <%.16s>\n", meta->description);
4517 kprintf("creator <%.16s>\n", meta->creator);
4518 kprintf("checksum_1 0x%02x\n", meta->checksum_1);
4519 kprintf("dummy_0 0x%02x\n", meta->dummy_0);
4520 kprintf("dummy_1 0x%02x\n", meta->dummy_1);
4521 kprintf("flags %b\n", meta->flags,
4522 "\20\4RCACHE\3WCACHE\2NCQ\1TCQ\n");
4523 kprintf("=================================================\n");
4527 ata_raid_intel_type(int type)
4529 static char buffer[16];
4532 case INTEL_T_RAID0: return "RAID0";
4533 case INTEL_T_RAID1: return "RAID1";
4534 case INTEL_T_RAID5: return "RAID5";
4535 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4541 ata_raid_intel_print_meta(struct intel_raid_conf *meta)
4543 struct intel_raid_mapping *map;
4546 kprintf("********* ATA Intel MatrixRAID Metadata *********\n");
4547 kprintf("intel_id <%.24s>\n", meta->intel_id);
4548 kprintf("version <%.6s>\n", meta->version);
4549 kprintf("checksum 0x%08x\n", meta->checksum);
4550 kprintf("config_size 0x%08x\n", meta->config_size);
4551 kprintf("config_id 0x%08x\n", meta->config_id);
4552 kprintf("generation 0x%08x\n", meta->generation);
4553 kprintf("total_disks %u\n", meta->total_disks);
4554 kprintf("total_volumes %u\n", meta->total_volumes);
4555 kprintf("DISK# serial disk_sectors disk_id flags\n");
4556 for (i = 0; i < meta->total_disks; i++ ) {
4557 kprintf(" %d <%.16s> %u 0x%08x 0x%08x\n", i,
4558 meta->disk[i].serial, meta->disk[i].sectors,
4559 meta->disk[i].id, meta->disk[i].flags);
4561 map = (struct intel_raid_mapping *)&meta->disk[meta->total_disks];
4562 for (j = 0; j < meta->total_volumes; j++) {
4563 kprintf("name %.16s\n", map->name);
4564 kprintf("total_sectors %ju\n", map->total_sectors);
4565 kprintf("state %u\n", map->state);
4566 kprintf("reserved %u\n", map->reserved);
4567 kprintf("offset %u\n", map->offset);
4568 kprintf("disk_sectors %u\n", map->disk_sectors);
4569 kprintf("stripe_count %u\n", map->stripe_count);
4570 kprintf("stripe_sectors %u\n", map->stripe_sectors);
4571 kprintf("status %u\n", map->status);
4572 kprintf("type %s\n", ata_raid_intel_type(map->type));
4573 kprintf("total_disks %u\n", map->total_disks);
4574 kprintf("magic[0] 0x%02x\n", map->magic[0]);
4575 kprintf("magic[1] 0x%02x\n", map->magic[1]);
4576 kprintf("magic[2] 0x%02x\n", map->magic[2]);
4577 for (i = 0; i < map->total_disks; i++ ) {
4578 kprintf(" disk %d at disk_idx 0x%08x\n", i, map->disk_idx[i]);
4580 map = (struct intel_raid_mapping *)&map->disk_idx[map->total_disks];
4582 kprintf("=================================================\n");
4586 ata_raid_ite_type(int type)
4588 static char buffer[16];
4591 case ITE_T_RAID0: return "RAID0";
4592 case ITE_T_RAID1: return "RAID1";
4593 case ITE_T_RAID01: return "RAID0+1";
4594 case ITE_T_SPAN: return "SPAN";
4595 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4601 ata_raid_ite_print_meta(struct ite_raid_conf *meta)
4603 kprintf("*** ATA Integrated Technology Express Metadata **\n");
4604 kprintf("ite_id <%.40s>\n", meta->ite_id);
4605 kprintf("timestamp_0 %04x/%02x/%02x %02x:%02x:%02x.%02x\n",
4606 *((u_int16_t *)meta->timestamp_0), meta->timestamp_0[2],
4607 meta->timestamp_0[3], meta->timestamp_0[5], meta->timestamp_0[4],
4608 meta->timestamp_0[7], meta->timestamp_0[6]);
4609 kprintf("total_sectors %jd\n", meta->total_sectors);
4610 kprintf("type %s\n", ata_raid_ite_type(meta->type));
4611 kprintf("stripe_1kblocks %u\n", meta->stripe_1kblocks);
4612 kprintf("timestamp_1 %04x/%02x/%02x %02x:%02x:%02x.%02x\n",
4613 *((u_int16_t *)meta->timestamp_1), meta->timestamp_1[2],
4614 meta->timestamp_1[3], meta->timestamp_1[5], meta->timestamp_1[4],
4615 meta->timestamp_1[7], meta->timestamp_1[6]);
4616 kprintf("stripe_sectors %u\n", meta->stripe_sectors);
4617 kprintf("array_width %u\n", meta->array_width);
4618 kprintf("disk_number %u\n", meta->disk_number);
4619 kprintf("disk_sectors %u\n", meta->disk_sectors);
4620 kprintf("=================================================\n");
4624 ata_raid_jmicron_type(int type)
4626 static char buffer[16];
4629 case JM_T_RAID0: return "RAID0";
4630 case JM_T_RAID1: return "RAID1";
4631 case JM_T_RAID01: return "RAID0+1";
4632 case JM_T_JBOD: return "JBOD";
4633 case JM_T_RAID5: return "RAID5";
4634 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4640 ata_raid_jmicron_print_meta(struct jmicron_raid_conf *meta)
4644 kprintf("***** ATA JMicron Technology Corp Metadata ******\n");
4645 kprintf("signature %.2s\n", meta->signature);
4646 kprintf("version 0x%04x\n", meta->version);
4647 kprintf("checksum 0x%04x\n", meta->checksum);
4648 kprintf("disk_id 0x%08x\n", meta->disk_id);
4649 kprintf("offset 0x%08x\n", meta->offset);
4650 kprintf("disk_sectors_low 0x%08x\n", meta->disk_sectors_low);
4651 kprintf("disk_sectors_high 0x%08x\n", meta->disk_sectors_high);
4652 kprintf("name %.16s\n", meta->name);
4653 kprintf("type %s\n", ata_raid_jmicron_type(meta->type));
4654 kprintf("stripe_shift %d\n", meta->stripe_shift);
4655 kprintf("flags 0x%04x\n", meta->flags);
4656 kprintf("spare:\n");
4657 for (i=0; i < 2 && meta->spare[i]; i++)
4658 kprintf(" %d 0x%08x\n", i, meta->spare[i]);
4659 kprintf("disks:\n");
4660 for (i=0; i < 8 && meta->disks[i]; i++)
4661 kprintf(" %d 0x%08x\n", i, meta->disks[i]);
4662 kprintf("=================================================\n");
4666 ata_raid_lsiv2_type(int type)
4668 static char buffer[16];
4671 case LSIV2_T_RAID0: return "RAID0";
4672 case LSIV2_T_RAID1: return "RAID1";
4673 case LSIV2_T_SPARE: return "SPARE";
4674 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4680 ata_raid_lsiv2_print_meta(struct lsiv2_raid_conf *meta)
4684 kprintf("******* ATA LSILogic V2 MegaRAID Metadata *******\n");
4685 kprintf("lsi_id <%s>\n", meta->lsi_id);
4686 kprintf("dummy_0 0x%02x\n", meta->dummy_0);
4687 kprintf("flags 0x%02x\n", meta->flags);
4688 kprintf("version 0x%04x\n", meta->version);
4689 kprintf("config_entries 0x%02x\n", meta->config_entries);
4690 kprintf("raid_count 0x%02x\n", meta->raid_count);
4691 kprintf("total_disks 0x%02x\n", meta->total_disks);
4692 kprintf("dummy_1 0x%02x\n", meta->dummy_1);
4693 kprintf("dummy_2 0x%04x\n", meta->dummy_2);
4694 for (i = 0; i < meta->config_entries; i++) {
4695 kprintf(" type %s\n",
4696 ata_raid_lsiv2_type(meta->configs[i].raid.type));
4697 kprintf(" dummy_0 %02x\n", meta->configs[i].raid.dummy_0);
4698 kprintf(" stripe_sectors %u\n",
4699 meta->configs[i].raid.stripe_sectors);
4700 kprintf(" array_width %u\n",
4701 meta->configs[i].raid.array_width);
4702 kprintf(" disk_count %u\n", meta->configs[i].raid.disk_count);
4703 kprintf(" config_offset %u\n",
4704 meta->configs[i].raid.config_offset);
4705 kprintf(" dummy_1 %u\n", meta->configs[i].raid.dummy_1);
4706 kprintf(" flags %02x\n", meta->configs[i].raid.flags);
4707 kprintf(" total_sectors %u\n",
4708 meta->configs[i].raid.total_sectors);
4710 kprintf("disk_number 0x%02x\n", meta->disk_number);
4711 kprintf("raid_number 0x%02x\n", meta->raid_number);
4712 kprintf("timestamp 0x%08x\n", meta->timestamp);
4713 kprintf("=================================================\n");
4717 ata_raid_lsiv3_type(int type)
4719 static char buffer[16];
4722 case LSIV3_T_RAID0: return "RAID0";
4723 case LSIV3_T_RAID1: return "RAID1";
4724 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4730 ata_raid_lsiv3_print_meta(struct lsiv3_raid_conf *meta)
4734 kprintf("******* ATA LSILogic V3 MegaRAID Metadata *******\n");
4735 kprintf("lsi_id <%.6s>\n", meta->lsi_id);
4736 kprintf("dummy_0 0x%04x\n", meta->dummy_0);
4737 kprintf("version 0x%04x\n", meta->version);
4738 kprintf("dummy_0 0x%04x\n", meta->dummy_1);
4739 kprintf("RAID configs:\n");
4740 for (i = 0; i < 8; i++) {
4741 if (meta->raid[i].total_disks) {
4742 kprintf("%02d stripe_pages %u\n", i,
4743 meta->raid[i].stripe_pages);
4744 kprintf("%02d type %s\n", i,
4745 ata_raid_lsiv3_type(meta->raid[i].type));
4746 kprintf("%02d total_disks %u\n", i,
4747 meta->raid[i].total_disks);
4748 kprintf("%02d array_width %u\n", i,
4749 meta->raid[i].array_width);
4750 kprintf("%02d sectors %u\n", i, meta->raid[i].sectors);
4751 kprintf("%02d offset %u\n", i, meta->raid[i].offset);
4752 kprintf("%02d device 0x%02x\n", i,
4753 meta->raid[i].device);
4756 kprintf("DISK configs:\n");
4757 for (i = 0; i < 6; i++) {
4758 if (meta->disk[i].disk_sectors) {
4759 kprintf("%02d disk_sectors %u\n", i,
4760 meta->disk[i].disk_sectors);
4761 kprintf("%02d flags 0x%02x\n", i, meta->disk[i].flags);
4764 kprintf("device 0x%02x\n", meta->device);
4765 kprintf("timestamp 0x%08x\n", meta->timestamp);
4766 kprintf("checksum_1 0x%02x\n", meta->checksum_1);
4767 kprintf("=================================================\n");
4771 ata_raid_nvidia_type(int type)
4773 static char buffer[16];
4776 case NV_T_SPAN: return "SPAN";
4777 case NV_T_RAID0: return "RAID0";
4778 case NV_T_RAID1: return "RAID1";
4779 case NV_T_RAID3: return "RAID3";
4780 case NV_T_RAID5: return "RAID5";
4781 case NV_T_RAID01: return "RAID0+1";
4782 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4788 ata_raid_nvidia_print_meta(struct nvidia_raid_conf *meta)
4790 kprintf("******** ATA nVidia MediaShield Metadata ********\n");
4791 kprintf("nvidia_id <%.8s>\n", meta->nvidia_id);
4792 kprintf("config_size %d\n", meta->config_size);
4793 kprintf("checksum 0x%08x\n", meta->checksum);
4794 kprintf("version 0x%04x\n", meta->version);
4795 kprintf("disk_number %d\n", meta->disk_number);
4796 kprintf("dummy_0 0x%02x\n", meta->dummy_0);
4797 kprintf("total_sectors %d\n", meta->total_sectors);
4798 kprintf("sectors_size %d\n", meta->sector_size);
4799 kprintf("serial %.16s\n", meta->serial);
4800 kprintf("revision %.4s\n", meta->revision);
4801 kprintf("dummy_1 0x%08x\n", meta->dummy_1);
4802 kprintf("magic_0 0x%08x\n", meta->magic_0);
4803 kprintf("magic_1 0x%016jx\n", meta->magic_1);
4804 kprintf("magic_2 0x%016jx\n", meta->magic_2);
4805 kprintf("flags 0x%02x\n", meta->flags);
4806 kprintf("array_width %d\n", meta->array_width);
4807 kprintf("total_disks %d\n", meta->total_disks);
4808 kprintf("dummy_2 0x%02x\n", meta->dummy_2);
4809 kprintf("type %s\n", ata_raid_nvidia_type(meta->type));
4810 kprintf("dummy_3 0x%04x\n", meta->dummy_3);
4811 kprintf("stripe_sectors %d\n", meta->stripe_sectors);
4812 kprintf("stripe_bytes %d\n", meta->stripe_bytes);
4813 kprintf("stripe_shift %d\n", meta->stripe_shift);
4814 kprintf("stripe_mask 0x%08x\n", meta->stripe_mask);
4815 kprintf("stripe_sizesectors %d\n", meta->stripe_sizesectors);
4816 kprintf("stripe_sizebytes %d\n", meta->stripe_sizebytes);
4817 kprintf("rebuild_lba %d\n", meta->rebuild_lba);
4818 kprintf("dummy_4 0x%08x\n", meta->dummy_4);
4819 kprintf("dummy_5 0x%08x\n", meta->dummy_5);
4820 kprintf("status 0x%08x\n", meta->status);
4821 kprintf("=================================================\n");
4825 ata_raid_promise_type(int type)
4827 static char buffer[16];
4830 case PR_T_RAID0: return "RAID0";
4831 case PR_T_RAID1: return "RAID1";
4832 case PR_T_RAID3: return "RAID3";
4833 case PR_T_RAID5: return "RAID5";
4834 case PR_T_SPAN: return "SPAN";
4835 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4841 ata_raid_promise_print_meta(struct promise_raid_conf *meta)
4845 kprintf("********* ATA Promise FastTrak Metadata *********\n");
4846 kprintf("promise_id <%s>\n", meta->promise_id);
4847 kprintf("dummy_0 0x%08x\n", meta->dummy_0);
4848 kprintf("magic_0 0x%016jx\n", meta->magic_0);
4849 kprintf("magic_1 0x%04x\n", meta->magic_1);
4850 kprintf("magic_2 0x%08x\n", meta->magic_2);
4851 kprintf("integrity 0x%08x %b\n", meta->raid.integrity,
4852 meta->raid.integrity, "\20\10VALID\n" );
4853 kprintf("flags 0x%02x %b\n",
4854 meta->raid.flags, meta->raid.flags,
4855 "\20\10READY\7DOWN\6REDIR\5DUPLICATE\4SPARE"
4856 "\3ASSIGNED\2ONLINE\1VALID\n");
4857 kprintf("disk_number %d\n", meta->raid.disk_number);
4858 kprintf("channel 0x%02x\n", meta->raid.channel);
4859 kprintf("device 0x%02x\n", meta->raid.device);
4860 kprintf("magic_0 0x%016jx\n", meta->raid.magic_0);
4861 kprintf("disk_offset %u\n", meta->raid.disk_offset);
4862 kprintf("disk_sectors %u\n", meta->raid.disk_sectors);
4863 kprintf("rebuild_lba 0x%08x\n", meta->raid.rebuild_lba);
4864 kprintf("generation 0x%04x\n", meta->raid.generation);
4865 kprintf("status 0x%02x %b\n",
4866 meta->raid.status, meta->raid.status,
4867 "\20\6MARKED\5DEGRADED\4READY\3INITED\2ONLINE\1VALID\n");
4868 kprintf("type %s\n", ata_raid_promise_type(meta->raid.type));
4869 kprintf("total_disks %u\n", meta->raid.total_disks);
4870 kprintf("stripe_shift %u\n", meta->raid.stripe_shift);
4871 kprintf("array_width %u\n", meta->raid.array_width);
4872 kprintf("array_number %u\n", meta->raid.array_number);
4873 kprintf("total_sectors %u\n", meta->raid.total_sectors);
4874 kprintf("cylinders %u\n", meta->raid.cylinders);
4875 kprintf("heads %u\n", meta->raid.heads);
4876 kprintf("sectors %u\n", meta->raid.sectors);
4877 kprintf("magic_1 0x%016jx\n", meta->raid.magic_1);
4878 kprintf("DISK# flags dummy_0 channel device magic_0\n");
4879 for (i = 0; i < 8; i++) {
4880 kprintf(" %d %b 0x%02x 0x%02x 0x%02x ",
4881 i, meta->raid.disk[i].flags,
4882 "\20\10READY\7DOWN\6REDIR\5DUPLICATE\4SPARE"
4883 "\3ASSIGNED\2ONLINE\1VALID\n", meta->raid.disk[i].dummy_0,
4884 meta->raid.disk[i].channel, meta->raid.disk[i].device);
4885 kprintf("0x%016jx\n", meta->raid.disk[i].magic_0);
4887 kprintf("checksum 0x%08x\n", meta->checksum);
4888 kprintf("=================================================\n");
4892 ata_raid_sii_type(int type)
4894 static char buffer[16];
4897 case SII_T_RAID0: return "RAID0";
4898 case SII_T_RAID1: return "RAID1";
4899 case SII_T_RAID01: return "RAID0+1";
4900 case SII_T_SPARE: return "SPARE";
4901 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4907 ata_raid_sii_print_meta(struct sii_raid_conf *meta)
4909 kprintf("******* ATA Silicon Image Medley Metadata *******\n");
4910 kprintf("total_sectors %ju\n", meta->total_sectors);
4911 kprintf("dummy_0 0x%04x\n", meta->dummy_0);
4912 kprintf("dummy_1 0x%04x\n", meta->dummy_1);
4913 kprintf("controller_pci_id 0x%08x\n", meta->controller_pci_id);
4914 kprintf("version_minor 0x%04x\n", meta->version_minor);
4915 kprintf("version_major 0x%04x\n", meta->version_major);
4916 kprintf("timestamp 20%02x/%02x/%02x %02x:%02x:%02x\n",
4917 meta->timestamp[5], meta->timestamp[4], meta->timestamp[3],
4918 meta->timestamp[2], meta->timestamp[1], meta->timestamp[0]);
4919 kprintf("stripe_sectors %u\n", meta->stripe_sectors);
4920 kprintf("dummy_2 0x%04x\n", meta->dummy_2);
4921 kprintf("disk_number %u\n", meta->disk_number);
4922 kprintf("type %s\n", ata_raid_sii_type(meta->type));
4923 kprintf("raid0_disks %u\n", meta->raid0_disks);
4924 kprintf("raid0_ident %u\n", meta->raid0_ident);
4925 kprintf("raid1_disks %u\n", meta->raid1_disks);
4926 kprintf("raid1_ident %u\n", meta->raid1_ident);
4927 kprintf("rebuild_lba %ju\n", meta->rebuild_lba);
4928 kprintf("generation 0x%08x\n", meta->generation);
4929 kprintf("status 0x%02x %b\n",
4930 meta->status, meta->status,
4932 kprintf("base_raid1_position %02x\n", meta->base_raid1_position);
4933 kprintf("base_raid0_position %02x\n", meta->base_raid0_position);
4934 kprintf("position %02x\n", meta->position);
4935 kprintf("dummy_3 %04x\n", meta->dummy_3);
4936 kprintf("name <%.16s>\n", meta->name);
4937 kprintf("checksum_0 0x%04x\n", meta->checksum_0);
4938 kprintf("checksum_1 0x%04x\n", meta->checksum_1);
4939 kprintf("=================================================\n");
4943 ata_raid_sis_type(int type)
4945 static char buffer[16];
4948 case SIS_T_JBOD: return "JBOD";
4949 case SIS_T_RAID0: return "RAID0";
4950 case SIS_T_RAID1: return "RAID1";
4951 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4957 ata_raid_sis_print_meta(struct sis_raid_conf *meta)
4959 kprintf("**** ATA Silicon Integrated Systems Metadata ****\n");
4960 kprintf("magic 0x%04x\n", meta->magic);
4961 kprintf("disks 0x%02x\n", meta->disks);
4962 kprintf("type %s\n",
4963 ata_raid_sis_type(meta->type_total_disks & SIS_T_MASK));
4964 kprintf("total_disks %u\n", meta->type_total_disks & SIS_D_MASK);
4965 kprintf("dummy_0 0x%08x\n", meta->dummy_0);
4966 kprintf("controller_pci_id 0x%08x\n", meta->controller_pci_id);
4967 kprintf("stripe_sectors %u\n", meta->stripe_sectors);
4968 kprintf("dummy_1 0x%04x\n", meta->dummy_1);
4969 kprintf("timestamp 0x%08x\n", meta->timestamp);
4970 kprintf("model %.40s\n", meta->model);
4971 kprintf("disk_number %u\n", meta->disk_number);
4972 kprintf("dummy_2 0x%02x 0x%02x 0x%02x\n",
4973 meta->dummy_2[0], meta->dummy_2[1], meta->dummy_2[2]);
4974 kprintf("=================================================\n");
4978 ata_raid_via_type(int type)
4980 static char buffer[16];
4983 case VIA_T_RAID0: return "RAID0";
4984 case VIA_T_RAID1: return "RAID1";
4985 case VIA_T_RAID5: return "RAID5";
4986 case VIA_T_RAID01: return "RAID0+1";
4987 case VIA_T_SPAN: return "SPAN";
4988 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4994 ata_raid_via_print_meta(struct via_raid_conf *meta)
4998 kprintf("*************** ATA VIA Metadata ****************\n");
4999 kprintf("magic 0x%02x\n", meta->magic);
5000 kprintf("dummy_0 0x%02x\n", meta->dummy_0);
5001 kprintf("type %s\n",
5002 ata_raid_via_type(meta->type & VIA_T_MASK));
5003 kprintf("bootable %d\n", meta->type & VIA_T_BOOTABLE);
5004 kprintf("unknown %d\n", meta->type & VIA_T_UNKNOWN);
5005 kprintf("disk_index 0x%02x\n", meta->disk_index);
5006 kprintf("stripe_layout 0x%02x\n", meta->stripe_layout);
5007 kprintf(" stripe_disks %d\n", meta->stripe_layout & VIA_L_DISKS);
5008 kprintf(" stripe_sectors %d\n",
5009 0x08 << ((meta->stripe_layout & VIA_L_MASK) >> VIA_L_SHIFT));
5010 kprintf("disk_sectors %ju\n", meta->disk_sectors);
5011 kprintf("disk_id 0x%08x\n", meta->disk_id);
5012 kprintf("DISK# disk_id\n");
5013 for (i = 0; i < 8; i++) {
5015 kprintf(" %d 0x%08x\n", i, meta->disks[i]);
5017 kprintf("checksum 0x%02x\n", meta->checksum);
5018 kprintf("=================================================\n");