2 * Copyright (c) 2000 - 2006 Søren Schmidt <sos@FreeBSD.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer,
10 * without modification, immediately at the beginning of the file.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 * $FreeBSD: src/sys/dev/ata/ata-raid.c,v 1.120 2006/04/15 10:27:41 maxim Exp $
27 * $DragonFly: src/sys/dev/disk/nata/ata-raid.c,v 1.6 2007/05/15 00:01:03 dillon Exp $
32 #include <sys/param.h>
38 #include <sys/device.h>
40 #include <sys/endian.h>
41 #include <sys/libkern.h>
42 #include <sys/malloc.h>
43 #include <sys/module.h>
45 #include <sys/spinlock2.h>
46 #include <sys/systm.h>
50 #include <machine/md_var.h>
52 #include <bus/pci/pcivar.h>
61 /* device structure */
62 static d_strategy_t ata_raid_strategy;
63 static d_dump_t ata_raid_dump;
64 static struct dev_ops ar_ops = {
65 { "ar", 157, D_DISK },
70 .d_strategy = ata_raid_strategy,
71 .d_dump = ata_raid_dump,
75 static void ata_raid_done(struct ata_request *request);
76 static void ata_raid_config_changed(struct ar_softc *rdp, int writeback);
77 static int ata_raid_status(struct ata_ioc_raid_config *config);
78 static int ata_raid_create(struct ata_ioc_raid_config *config);
79 static int ata_raid_delete(int array);
80 static int ata_raid_addspare(struct ata_ioc_raid_config *config);
81 static int ata_raid_rebuild(int array);
82 static int ata_raid_read_metadata(device_t subdisk);
83 static int ata_raid_write_metadata(struct ar_softc *rdp);
84 static int ata_raid_wipe_metadata(struct ar_softc *rdp);
85 static int ata_raid_adaptec_read_meta(device_t dev, struct ar_softc **raidp);
86 static int ata_raid_hptv2_read_meta(device_t dev, struct ar_softc **raidp);
87 static int ata_raid_hptv2_write_meta(struct ar_softc *rdp);
88 static int ata_raid_hptv3_read_meta(device_t dev, struct ar_softc **raidp);
89 static int ata_raid_intel_read_meta(device_t dev, struct ar_softc **raidp);
90 static int ata_raid_intel_write_meta(struct ar_softc *rdp);
91 static int ata_raid_ite_read_meta(device_t dev, struct ar_softc **raidp);
92 static int ata_raid_jmicron_read_meta(device_t dev, struct ar_softc **raidp);
93 static int ata_raid_jmicron_write_meta(struct ar_softc *rdp);
94 static int ata_raid_lsiv2_read_meta(device_t dev, struct ar_softc **raidp);
95 static int ata_raid_lsiv3_read_meta(device_t dev, struct ar_softc **raidp);
96 static int ata_raid_nvidia_read_meta(device_t dev, struct ar_softc **raidp);
97 static int ata_raid_promise_read_meta(device_t dev, struct ar_softc **raidp, int native);
98 static int ata_raid_promise_write_meta(struct ar_softc *rdp);
99 static int ata_raid_sii_read_meta(device_t dev, struct ar_softc **raidp);
100 static int ata_raid_sis_read_meta(device_t dev, struct ar_softc **raidp);
101 static int ata_raid_sis_write_meta(struct ar_softc *rdp);
102 static int ata_raid_via_read_meta(device_t dev, struct ar_softc **raidp);
103 static int ata_raid_via_write_meta(struct ar_softc *rdp);
104 static struct ata_request *ata_raid_init_request(struct ar_softc *rdp, struct bio *bio);
105 static int ata_raid_send_request(struct ata_request *request);
106 static int ata_raid_rw(device_t dev, u_int64_t lba, void *data, u_int bcount, int flags);
107 static char * ata_raid_format(struct ar_softc *rdp);
108 static char * ata_raid_type(struct ar_softc *rdp);
109 static char * ata_raid_flags(struct ar_softc *rdp);
112 static void ata_raid_print_meta(struct ar_softc *meta);
113 static void ata_raid_adaptec_print_meta(struct adaptec_raid_conf *meta);
114 static void ata_raid_hptv2_print_meta(struct hptv2_raid_conf *meta);
115 static void ata_raid_hptv3_print_meta(struct hptv3_raid_conf *meta);
116 static void ata_raid_intel_print_meta(struct intel_raid_conf *meta);
117 static void ata_raid_ite_print_meta(struct ite_raid_conf *meta);
118 static void ata_raid_jmicron_print_meta(struct jmicron_raid_conf *meta);
119 static void ata_raid_lsiv2_print_meta(struct lsiv2_raid_conf *meta);
120 static void ata_raid_lsiv3_print_meta(struct lsiv3_raid_conf *meta);
121 static void ata_raid_nvidia_print_meta(struct nvidia_raid_conf *meta);
122 static void ata_raid_promise_print_meta(struct promise_raid_conf *meta);
123 static void ata_raid_sii_print_meta(struct sii_raid_conf *meta);
124 static void ata_raid_sis_print_meta(struct sis_raid_conf *meta);
125 static void ata_raid_via_print_meta(struct via_raid_conf *meta);
128 static struct ar_softc *ata_raid_arrays[MAX_ARRAYS];
129 static MALLOC_DEFINE(M_AR, "ar_driver", "ATA PseudoRAID driver");
130 static devclass_t ata_raid_sub_devclass;
131 static int testing = 0;
134 ata_raid_attach(struct ar_softc *rdp, int writeback)
136 struct disk_info info;
141 spin_init(&rdp->lock);
142 ata_raid_config_changed(rdp, writeback);
144 /* sanitize arrays total_size % (width * interleave) == 0 */
145 if (rdp->type == AR_T_RAID0 || rdp->type == AR_T_RAID01 ||
146 rdp->type == AR_T_RAID5) {
147 rdp->total_sectors = (rdp->total_sectors/(rdp->interleave*rdp->width))*
148 (rdp->interleave * rdp->width);
149 ksprintf(buffer, " (stripe %d KB)",
150 (rdp->interleave * DEV_BSIZE) / 1024);
154 /* XXX TGEN add devstats? */
155 cdev = disk_create(rdp->lun, &rdp->disk, &ar_ops);
157 cdev->si_iosize_max = 128 * DEV_BSIZE;
160 bzero(&info, sizeof(info));
161 info.d_media_blksize = DEV_BSIZE; /* mandatory */
162 info.d_media_blocks = rdp->total_sectors;
164 info.d_secpertrack = rdp->sectors; /* optional */
165 info.d_nheads = rdp->heads;
166 info.d_ncylinders = rdp->total_sectors/(rdp->heads*rdp->sectors);
167 info.d_secpercyl = rdp->sectors * rdp->heads;
169 kprintf("ar%d: %juMB <%s %s%s> status: %s\n", rdp->lun,
170 rdp->total_sectors / ((1024L * 1024L) / DEV_BSIZE),
171 ata_raid_format(rdp), ata_raid_type(rdp),
172 buffer, ata_raid_flags(rdp));
174 if (testing || bootverbose)
175 kprintf("ar%d: %ju sectors [%dC/%dH/%dS] <%s> subdisks defined as:\n",
176 rdp->lun, rdp->total_sectors,
177 rdp->cylinders, rdp->heads, rdp->sectors, rdp->name);
179 for (disk = 0; disk < rdp->total_disks; disk++) {
180 kprintf("ar%d: disk%d ", rdp->lun, disk);
181 if (rdp->disks[disk].dev) {
182 if (rdp->disks[disk].flags & AR_DF_PRESENT) {
183 /* status of this disk in the array */
184 if (rdp->disks[disk].flags & AR_DF_ONLINE)
186 else if (rdp->disks[disk].flags & AR_DF_SPARE)
191 /* what type of disk is this in the array */
195 if (disk < rdp->width)
196 kprintf("(master) ");
198 kprintf("(mirror) ");
201 /* which physical disk is used */
202 kprintf("using %s at ata%d-%s\n",
203 device_get_nameunit(rdp->disks[disk].dev),
204 device_get_unit(device_get_parent(rdp->disks[disk].dev)),
205 (((struct ata_device *)
206 device_get_softc(rdp->disks[disk].dev))->unit ==
207 ATA_MASTER) ? "master" : "slave");
209 else if (rdp->disks[disk].flags & AR_DF_ASSIGNED)
212 kprintf("INVALID no RAID config on this subdisk\n");
215 kprintf("DOWN no device found for this subdisk\n");
218 disk_setdiskinfo(&rdp->disk, &info);
222 * ATA PseudoRAID ioctl function. Note that this does not need to be adjusted
223 * to the dev_ops way, because it's just chained from the generic ata ioctl.
226 ata_raid_ioctl(u_long cmd, caddr_t data)
228 struct ata_ioc_raid_config *config = (struct ata_ioc_raid_config *)data;
229 int *lun = (int *)data;
230 int error = EOPNOTSUPP;
233 case IOCATARAIDSTATUS:
234 error = ata_raid_status(config);
237 case IOCATARAIDCREATE:
238 error = ata_raid_create(config);
241 case IOCATARAIDDELETE:
242 error = ata_raid_delete(*lun);
245 case IOCATARAIDADDSPARE:
246 error = ata_raid_addspare(config);
249 case IOCATARAIDREBUILD:
250 error = ata_raid_rebuild(*lun);
257 * XXX TGEN there are a lot of offset -> block number conversions going on
258 * here, which is suboptimal.
261 ata_raid_strategy(struct dev_strategy_args *ap)
263 struct ar_softc *rdp = ap->a_head.a_dev->si_drv1;
264 struct bio *bp = ap->a_bio;
265 struct buf *bbp = bp->bio_buf;
266 struct ata_request *request;
268 u_int64_t blkno, lba, blk = 0;
269 int count, chunk, drv, par = 0, change = 0;
271 if (!(rdp->status & AR_S_READY) ||
272 (bbp->b_cmd != BUF_CMD_READ && bbp->b_cmd != BUF_CMD_WRITE)) {
273 bbp->b_flags |= B_ERROR;
279 bbp->b_resid = bbp->b_bcount;
280 for (count = howmany(bbp->b_bcount, DEV_BSIZE),
281 /* bio_offset is byte granularity, convert */
282 blkno = (u_int64_t)(bp->bio_offset >> DEV_BSHIFT),
285 count -= chunk, blkno += chunk, data += (chunk * DEV_BSIZE)) {
298 while (lba >= rdp->disks[drv].sectors)
299 lba -= rdp->disks[drv++].sectors;
300 chunk = min(rdp->disks[drv].sectors - lba, count);
305 chunk = blkno % rdp->interleave;
306 drv = (blkno / rdp->interleave) % rdp->width;
307 lba = (((blkno/rdp->interleave)/rdp->width)*rdp->interleave)+chunk;
308 chunk = min(count, rdp->interleave - chunk);
312 drv = (blkno / rdp->interleave) % (rdp->width - 1);
313 par = rdp->width - 1 -
314 (blkno / (rdp->interleave * (rdp->width - 1))) % rdp->width;
317 lba = ((blkno/rdp->interleave)/(rdp->width-1))*(rdp->interleave) +
318 ((blkno%(rdp->interleave*(rdp->width-1)))%rdp->interleave);
319 chunk = min(count, rdp->interleave - (lba % rdp->interleave));
323 kprintf("ar%d: unknown array type in ata_raid_strategy\n", rdp->lun);
324 bbp->b_flags |= B_ERROR;
330 /* offset on all but "first on HPTv2" */
331 if (!(drv == 0 && rdp->format == AR_F_HPTV2_RAID))
332 lba += rdp->offset_sectors;
334 if (!(request = ata_raid_init_request(rdp, bp))) {
335 bbp->b_flags |= B_ERROR;
340 request->data = data;
341 request->bytecount = chunk * DEV_BSIZE;
342 request->u.ata.lba = lba;
343 request->u.ata.count = request->bytecount / DEV_BSIZE;
349 if (((rdp->disks[drv].flags & (AR_DF_PRESENT|AR_DF_ONLINE)) ==
350 (AR_DF_PRESENT|AR_DF_ONLINE) && !rdp->disks[drv].dev)) {
351 rdp->disks[drv].flags &= ~AR_DF_ONLINE;
352 ata_raid_config_changed(rdp, 1);
353 ata_free_request(request);
354 bbp->b_flags |= B_ERROR;
360 request->dev = rdp->disks[request->this].dev;
361 ata_raid_send_request(request);
366 if ((rdp->disks[drv].flags &
367 (AR_DF_PRESENT|AR_DF_ONLINE))==(AR_DF_PRESENT|AR_DF_ONLINE) &&
368 !rdp->disks[drv].dev) {
369 rdp->disks[drv].flags &= ~AR_DF_ONLINE;
372 if ((rdp->disks[drv + rdp->width].flags &
373 (AR_DF_PRESENT|AR_DF_ONLINE))==(AR_DF_PRESENT|AR_DF_ONLINE) &&
374 !rdp->disks[drv + rdp->width].dev) {
375 rdp->disks[drv + rdp->width].flags &= ~AR_DF_ONLINE;
379 ata_raid_config_changed(rdp, 1);
380 if (!(rdp->status & AR_S_READY)) {
381 ata_free_request(request);
382 bbp->b_flags |= B_ERROR;
388 if (rdp->status & AR_S_REBUILDING)
389 blk = ((lba / rdp->interleave) * rdp->width) * rdp->interleave +
390 (rdp->interleave * (drv % rdp->width)) +
391 lba % rdp->interleave;;
393 if (bbp->b_cmd == BUF_CMD_READ) {
395 (rdp->disks[drv].flags & AR_DF_ONLINE);
397 (rdp->disks[drv+rdp->width].flags & AR_DF_ONLINE);
399 /* if mirror gone or close to last access on source */
402 ((u_int64_t)(bp->bio_offset >> DEV_BSHIFT)) >=
403 (rdp->disks[drv].last_lba - AR_PROXIMITY) &&
404 ((u_int64_t)(bp->bio_offset >> DEV_BSHIFT)) <=
405 (rdp->disks[drv].last_lba + AR_PROXIMITY))) {
408 /* if source gone or close to last access on mirror */
409 else if (!src_online ||
411 ((u_int64_t)(bp->bio_offset >> DEV_BSHIFT)) >=
412 (rdp->disks[drv+rdp->width].last_lba-AR_PROXIMITY) &&
413 ((u_int64_t)(bp->bio_offset >> DEV_BSHIFT)) <=
414 (rdp->disks[drv+rdp->width].last_lba+AR_PROXIMITY))) {
418 /* not close to any previous access, toggle */
428 if ((rdp->status & AR_S_REBUILDING) &&
429 (blk <= rdp->rebuild_lba) &&
430 ((blk + chunk) > rdp->rebuild_lba)) {
431 struct ata_composite *composite;
432 struct ata_request *rebuild;
435 /* figure out what part to rebuild */
436 if (drv < rdp->width)
437 this = drv + rdp->width;
439 this = drv - rdp->width;
441 /* do we have a spare to rebuild on ? */
442 if (rdp->disks[this].flags & AR_DF_SPARE) {
443 if ((composite = ata_alloc_composite())) {
444 if ((rebuild = ata_alloc_request())) {
445 rdp->rebuild_lba = blk + chunk;
446 bcopy(request, rebuild,
447 sizeof(struct ata_request));
448 rebuild->this = this;
449 rebuild->dev = rdp->disks[this].dev;
450 rebuild->flags &= ~ATA_R_READ;
451 rebuild->flags |= ATA_R_WRITE;
452 spin_init(&composite->lock);
453 composite->residual = request->bytecount;
454 composite->rd_needed |= (1 << drv);
455 composite->wr_depend |= (1 << drv);
456 composite->wr_needed |= (1 << this);
457 composite->request[drv] = request;
458 composite->request[this] = rebuild;
459 request->composite = composite;
460 rebuild->composite = composite;
461 ata_raid_send_request(rebuild);
464 ata_free_composite(composite);
465 kprintf("DOH! ata_alloc_request failed!\n");
469 kprintf("DOH! ata_alloc_composite failed!\n");
472 else if (rdp->disks[this].flags & AR_DF_ONLINE) {
474 * if we got here we are a chunk of a RAID01 that
475 * does not need a rebuild, but we need to increment
476 * the rebuild_lba address to get the rebuild to
477 * move to the next chunk correctly
479 rdp->rebuild_lba = blk + chunk;
482 kprintf("DOH! we didn't find the rebuild part\n");
485 if (bbp->b_cmd == BUF_CMD_WRITE) {
486 if ((rdp->disks[drv+rdp->width].flags & AR_DF_ONLINE) ||
487 ((rdp->status & AR_S_REBUILDING) &&
488 (rdp->disks[drv+rdp->width].flags & AR_DF_SPARE) &&
489 ((blk < rdp->rebuild_lba) ||
490 ((blk <= rdp->rebuild_lba) &&
491 ((blk + chunk) > rdp->rebuild_lba))))) {
492 if ((rdp->disks[drv].flags & AR_DF_ONLINE) ||
493 ((rdp->status & AR_S_REBUILDING) &&
494 (rdp->disks[drv].flags & AR_DF_SPARE) &&
495 ((blk < rdp->rebuild_lba) ||
496 ((blk <= rdp->rebuild_lba) &&
497 ((blk + chunk) > rdp->rebuild_lba))))) {
498 struct ata_request *mirror;
499 struct ata_composite *composite;
500 int this = drv + rdp->width;
502 if ((composite = ata_alloc_composite())) {
503 if ((mirror = ata_alloc_request())) {
504 if ((blk <= rdp->rebuild_lba) &&
505 ((blk + chunk) > rdp->rebuild_lba))
506 rdp->rebuild_lba = blk + chunk;
507 bcopy(request, mirror,
508 sizeof(struct ata_request));
510 mirror->dev = rdp->disks[this].dev;
511 spin_init(&composite->lock);
512 composite->residual = request->bytecount;
513 composite->wr_needed |= (1 << drv);
514 composite->wr_needed |= (1 << this);
515 composite->request[drv] = request;
516 composite->request[this] = mirror;
517 request->composite = composite;
518 mirror->composite = composite;
519 ata_raid_send_request(mirror);
520 rdp->disks[this].last_lba =
521 (u_int64_t)(bp->bio_offset >> DEV_BSHIFT) +
525 ata_free_composite(composite);
526 kprintf("DOH! ata_alloc_request failed!\n");
530 kprintf("DOH! ata_alloc_composite failed!\n");
538 request->dev = rdp->disks[request->this].dev;
539 ata_raid_send_request(request);
540 rdp->disks[request->this].last_lba =
541 ((u_int64_t)(bp->bio_offset) >> DEV_BSIZE) + chunk;
545 if (((rdp->disks[drv].flags & (AR_DF_PRESENT|AR_DF_ONLINE)) ==
546 (AR_DF_PRESENT|AR_DF_ONLINE) && !rdp->disks[drv].dev)) {
547 rdp->disks[drv].flags &= ~AR_DF_ONLINE;
550 if (((rdp->disks[par].flags & (AR_DF_PRESENT|AR_DF_ONLINE)) ==
551 (AR_DF_PRESENT|AR_DF_ONLINE) && !rdp->disks[par].dev)) {
552 rdp->disks[par].flags &= ~AR_DF_ONLINE;
556 ata_raid_config_changed(rdp, 1);
557 if (!(rdp->status & AR_S_READY)) {
558 ata_free_request(request);
559 bbp->b_flags |= B_ERROR;
564 if (rdp->status & AR_S_DEGRADED) {
565 /* do the XOR game if possible */
569 request->dev = rdp->disks[request->this].dev;
570 if (bbp->b_cmd == BUF_CMD_READ) {
571 ata_raid_send_request(request);
573 if (bbp->b_cmd == BUF_CMD_WRITE) {
574 ata_raid_send_request(request);
575 /* XXX TGEN no, I don't speak Danish either */
577 * sikre at læs-modify-skriv til hver disk er atomarisk.
578 * par kopi af request
579 * læse orgdata fra drv
580 * skriv nydata til drv
581 * læse parorgdata fra par
582 * skriv orgdata xor parorgdata xor nydata til par
589 kprintf("ar%d: unknown array type in ata_raid_strategy\n", rdp->lun);
597 ata_raid_done(struct ata_request *request)
599 struct ar_softc *rdp = request->driver;
600 struct ata_composite *composite = NULL;
601 struct bio *bp = request->bio;
602 struct buf *bbp = bp->bio_buf;
603 int i, mirror, finished = 0;
609 if (request->result) {
610 rdp->disks[request->this].flags &= ~AR_DF_ONLINE;
611 ata_raid_config_changed(rdp, 1);
612 bbp->b_error = request->result;
616 bbp->b_resid -= request->donecount;
624 if (request->this < rdp->width)
625 mirror = request->this + rdp->width;
627 mirror = request->this - rdp->width;
628 if (request->result) {
629 rdp->disks[request->this].flags &= ~AR_DF_ONLINE;
630 ata_raid_config_changed(rdp, 1);
632 if (rdp->status & AR_S_READY) {
635 if (rdp->status & AR_S_REBUILDING)
636 blk = ((request->u.ata.lba / rdp->interleave) * rdp->width) *
637 rdp->interleave + (rdp->interleave *
638 (request->this % rdp->width)) +
639 request->u.ata.lba % rdp->interleave;
641 if (bbp->b_cmd == BUF_CMD_READ) {
643 /* is this a rebuild composite */
644 if ((composite = request->composite)) {
645 spin_lock_wr(&composite->lock);
647 /* handle the read part of a rebuild composite */
648 if (request->flags & ATA_R_READ) {
650 /* if read failed array is now broken */
651 if (request->result) {
652 rdp->disks[request->this].flags &= ~AR_DF_ONLINE;
653 ata_raid_config_changed(rdp, 1);
654 bbp->b_error = request->result;
655 rdp->rebuild_lba = blk;
659 /* good data, update how far we've gotten */
661 bbp->b_resid -= request->donecount;
662 composite->residual -= request->donecount;
663 if (!composite->residual) {
664 if (composite->wr_done & (1 << mirror))
670 /* handle the write part of a rebuild composite */
671 else if (request->flags & ATA_R_WRITE) {
672 if (composite->rd_done & (1 << mirror)) {
673 if (request->result) {
674 kprintf("DOH! rebuild failed\n"); /* XXX SOS */
675 rdp->rebuild_lba = blk;
677 if (!composite->residual)
681 spin_unlock_wr(&composite->lock);
684 /* if read failed retry on the mirror */
685 else if (request->result) {
686 request->dev = rdp->disks[mirror].dev;
687 request->flags &= ~ATA_R_TIMEOUT;
688 ata_raid_send_request(request);
692 /* we have good data */
694 bbp->b_resid -= request->donecount;
699 else if (bbp->b_cmd == BUF_CMD_WRITE) {
700 /* do we have a mirror or rebuild to deal with ? */
701 if ((composite = request->composite)) {
702 spin_lock_wr(&composite->lock);
703 if (composite->wr_done & (1 << mirror)) {
704 if (request->result) {
705 if (composite->request[mirror]->result) {
706 kprintf("DOH! all disks failed and got here\n");
709 if (rdp->status & AR_S_REBUILDING) {
710 rdp->rebuild_lba = blk;
711 kprintf("DOH! rebuild failed\n"); /* XXX SOS */
714 composite->request[mirror]->donecount;
715 composite->residual -=
716 composite->request[mirror]->donecount;
719 bbp->b_resid -= request->donecount;
720 composite->residual -= request->donecount;
722 if (!composite->residual)
725 spin_unlock_wr(&composite->lock);
727 /* no mirror we are done */
729 bbp->b_resid -= request->donecount;
736 /* XXX TGEN bbp->b_flags |= B_ERROR; */
737 bbp->b_error = request->result;
743 if (request->result) {
744 rdp->disks[request->this].flags &= ~AR_DF_ONLINE;
745 ata_raid_config_changed(rdp, 1);
746 if (rdp->status & AR_S_READY) {
747 if (bbp->b_cmd == BUF_CMD_READ) {
748 /* do the XOR game to recover data */
750 if (bbp->b_cmd == BUF_CMD_WRITE) {
751 /* if the parity failed we're OK sortof */
752 /* otherwise wee need to do the XOR long dance */
757 /* XXX TGEN bbp->b_flags |= B_ERROR; */
758 bbp->b_error = request->result;
763 /* did we have an XOR game going ?? */
764 bbp->b_resid -= request->donecount;
771 kprintf("ar%d: unknown array type in ata_raid_done\n", rdp->lun);
775 if ((rdp->status & AR_S_REBUILDING) &&
776 rdp->rebuild_lba >= rdp->total_sectors) {
779 for (disk = 0; disk < rdp->total_disks; disk++) {
780 if ((rdp->disks[disk].flags &
781 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_SPARE)) ==
782 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_SPARE)) {
783 rdp->disks[disk].flags &= ~AR_DF_SPARE;
784 rdp->disks[disk].flags |= AR_DF_ONLINE;
787 rdp->status &= ~AR_S_REBUILDING;
788 ata_raid_config_changed(rdp, 1);
796 /* we are done with this composite, free all resources */
797 for (i = 0; i < 32; i++) {
798 if (composite->rd_needed & (1 << i) ||
799 composite->wr_needed & (1 << i)) {
800 ata_free_request(composite->request[i]);
803 spin_uninit(&composite->lock);
804 ata_free_composite(composite);
808 ata_free_request(request);
812 ata_raid_dump(struct dev_dump_args *ap)
814 struct ar_softc *rdp = ap->a_head.a_dev->si_drv1;
818 int dumppages = MAXDUMPPGS;
822 blkcnt = howmany(PAGE_SIZE, ap->a_secsize);
824 while (ap->a_count > 0) {
827 if ((ap->a_count / blkcnt) < dumppages)
828 dumppages = ap->a_count / blkcnt;
830 for (i = 0; i < dumppages; ++i) {
831 vm_paddr_t a = addr + (i * PAGE_SIZE);
832 if (is_physical_memory(a))
833 va = pmap_kenter_temporary(trunc_page(a), i);
835 va = pmap_kenter_temporary(trunc_page(0), i);
838 bzero(&dbuf, sizeof(struct buf));
840 BUF_LOCK(&dbuf, LK_EXCLUSIVE);
842 /* bio_offset is byte granularity, convert block granularity a_blkno */
843 dbuf.b_bio1.bio_offset = (off_t)(ap->a_blkno << DEV_BSHIFT);
844 dbuf.b_bio1.bio_caller_info1.ptr = (void *)rdp;
845 dbuf.b_bcount = dumppages * PAGE_SIZE;
847 dbuf.b_cmd = BUF_CMD_WRITE;
848 dev_dstrategy(rdp->cdev, &dbuf.b_bio1);
849 /* wait for completion, unlock the buffer, check status */
850 if (biowait(&dbuf)) {
852 return(dbuf.b_error ? dbuf.b_error : EIO);
856 if (dumpstatus(addr, (off_t)ap->a_count * DEV_BSIZE) < 0)
859 ap->a_blkno += blkcnt * dumppages;
860 ap->a_count -= blkcnt * dumppages;
861 addr += PAGE_SIZE * dumppages;
864 /* flush subdisk buffers to media */
865 for (disk = 0; disk < rdp->total_disks; disk++)
866 if (rdp->disks[disk].dev)
867 error |= ata_controlcmd(rdp->disks[disk].dev, ATA_FLUSHCACHE, 0, 0,
869 return (error ? EIO : 0);
873 ata_raid_config_changed(struct ar_softc *rdp, int writeback)
875 int disk, count, status;
877 spin_lock_wr(&rdp->lock);
878 /* set default all working mode */
879 status = rdp->status;
880 rdp->status &= ~AR_S_DEGRADED;
881 rdp->status |= AR_S_READY;
883 /* make sure all lost drives are accounted for */
884 for (disk = 0; disk < rdp->total_disks; disk++) {
885 if (!(rdp->disks[disk].flags & AR_DF_PRESENT))
886 rdp->disks[disk].flags &= ~AR_DF_ONLINE;
889 /* depending on RAID type figure out our health status */
894 for (disk = 0; disk < rdp->total_disks; disk++)
895 if (!(rdp->disks[disk].flags & AR_DF_ONLINE))
896 rdp->status &= ~AR_S_READY;
901 for (disk = 0; disk < rdp->width; disk++) {
902 if (!(rdp->disks[disk].flags & AR_DF_ONLINE) &&
903 !(rdp->disks[disk + rdp->width].flags & AR_DF_ONLINE)) {
904 rdp->status &= ~AR_S_READY;
906 else if (((rdp->disks[disk].flags & AR_DF_ONLINE) &&
907 !(rdp->disks[disk + rdp->width].flags & AR_DF_ONLINE)) ||
908 (!(rdp->disks[disk].flags & AR_DF_ONLINE) &&
909 (rdp->disks [disk + rdp->width].flags & AR_DF_ONLINE))) {
910 rdp->status |= AR_S_DEGRADED;
916 for (count = 0, disk = 0; disk < rdp->total_disks; disk++) {
917 if (!(rdp->disks[disk].flags & AR_DF_ONLINE))
922 rdp->status &= ~AR_S_READY;
924 rdp->status |= AR_S_DEGRADED;
928 rdp->status &= ~AR_S_READY;
931 if (rdp->status != status) {
932 if (!(rdp->status & AR_S_READY)) {
933 kprintf("ar%d: FAILURE - %s array broken\n",
934 rdp->lun, ata_raid_type(rdp));
936 else if (rdp->status & AR_S_DEGRADED) {
937 if (rdp->type & (AR_T_RAID1 | AR_T_RAID01))
938 kprintf("ar%d: WARNING - mirror", rdp->lun);
940 kprintf("ar%d: WARNING - parity", rdp->lun);
941 kprintf(" protection lost. %s array in DEGRADED mode\n",
945 spin_unlock_wr(&rdp->lock);
947 ata_raid_write_metadata(rdp);
952 ata_raid_status(struct ata_ioc_raid_config *config)
954 struct ar_softc *rdp;
957 if (!(rdp = ata_raid_arrays[config->lun]))
960 config->type = rdp->type;
961 config->total_disks = rdp->total_disks;
962 for (i = 0; i < rdp->total_disks; i++ ) {
963 if ((rdp->disks[i].flags & AR_DF_PRESENT) && rdp->disks[i].dev)
964 config->disks[i] = device_get_unit(rdp->disks[i].dev);
966 config->disks[i] = -1;
968 config->interleave = rdp->interleave;
969 config->status = rdp->status;
970 config->progress = 100 * rdp->rebuild_lba / rdp->total_sectors;
975 ata_raid_create(struct ata_ioc_raid_config *config)
977 struct ar_softc *rdp;
980 int ctlr = 0, disk_size = 0, total_disks = 0;
982 for (array = 0; array < MAX_ARRAYS; array++) {
983 if (!ata_raid_arrays[array])
986 if (array >= MAX_ARRAYS)
989 if (!(rdp = (struct ar_softc*)kmalloc(sizeof(struct ar_softc), M_AR,
990 M_WAITOK | M_ZERO))) {
991 kprintf("ar%d: no memory for metadata storage\n", array);
995 for (disk = 0; disk < config->total_disks; disk++) {
996 if ((subdisk = devclass_get_device(ata_raid_sub_devclass,
997 config->disks[disk]))) {
998 struct ata_raid_subdisk *ars = device_get_softc(subdisk);
1000 /* is device already assigned to another array ? */
1001 if (ars->raid[rdp->volume]) {
1002 config->disks[disk] = -1;
1006 rdp->disks[disk].dev = device_get_parent(subdisk);
1008 switch (pci_get_vendor(GRANDPARENT(rdp->disks[disk].dev))) {
1009 case ATA_HIGHPOINT_ID:
1011 * we need some way to decide if it should be v2 or v3
1012 * for now just use v2 since the v3 BIOS knows how to
1013 * handle that as well.
1015 ctlr = AR_F_HPTV2_RAID;
1016 rdp->disks[disk].sectors = HPTV3_LBA(rdp->disks[disk].dev);
1020 ctlr = AR_F_INTEL_RAID;
1021 rdp->disks[disk].sectors = INTEL_LBA(rdp->disks[disk].dev);
1025 ctlr = AR_F_ITE_RAID;
1026 rdp->disks[disk].sectors = ITE_LBA(rdp->disks[disk].dev);
1029 case ATA_JMICRON_ID:
1030 ctlr = AR_F_JMICRON_RAID;
1031 rdp->disks[disk].sectors = JMICRON_LBA(rdp->disks[disk].dev);
1034 case 0: /* XXX SOS cover up for bug in our PCI code */
1035 case ATA_PROMISE_ID:
1036 ctlr = AR_F_PROMISE_RAID;
1037 rdp->disks[disk].sectors = PROMISE_LBA(rdp->disks[disk].dev);
1041 ctlr = AR_F_SIS_RAID;
1042 rdp->disks[disk].sectors = SIS_LBA(rdp->disks[disk].dev);
1047 ctlr = AR_F_VIA_RAID;
1048 rdp->disks[disk].sectors = VIA_LBA(rdp->disks[disk].dev);
1053 * right, so here we are, we have an ATA chip and we want
1054 * to create a RAID and store the metadata.
1055 * we need to find a way to tell what kind of metadata this
1056 * hardware's BIOS might be using (good ideas are welcomed)
1057 * for now we just use our own native FreeBSD format.
1058 * the only way to get support for the BIOS format is to
1059 * setup the RAID from there, in that case we pickup the
1060 * metadata format from the disks (if we support it).
1062 kprintf("WARNING!! - not able to determine metadata format\n"
1063 "WARNING!! - Using FreeBSD PseudoRAID metadata\n"
1064 "If that is not what you want, use the BIOS to "
1065 "create the array\n");
1066 ctlr = AR_F_FREEBSD_RAID;
1067 rdp->disks[disk].sectors = PROMISE_LBA(rdp->disks[disk].dev);
1071 /* we need all disks to be of the same format */
1072 if ((rdp->format & AR_F_FORMAT_MASK) &&
1073 (rdp->format & AR_F_FORMAT_MASK) != (ctlr & AR_F_FORMAT_MASK)) {
1080 /* use the smallest disk of the lots size */
1081 /* gigabyte boundry ??? XXX SOS */
1083 disk_size = min(rdp->disks[disk].sectors, disk_size);
1085 disk_size = rdp->disks[disk].sectors;
1086 rdp->disks[disk].flags =
1087 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
1092 config->disks[disk] = -1;
1098 if (total_disks != config->total_disks) {
1103 switch (config->type) {
1110 if (total_disks != 2) {
1117 if (total_disks % 2 != 0) {
1124 if (total_disks < 3) {
1134 rdp->type = config->type;
1136 if (rdp->type == AR_T_RAID0 || rdp->type == AR_T_RAID01 ||
1137 rdp->type == AR_T_RAID5) {
1140 while (config->interleave >>= 1)
1142 rdp->interleave = 1 << bit;
1144 rdp->offset_sectors = 0;
1146 /* values that depend on metadata format */
1147 switch (rdp->format) {
1148 case AR_F_ADAPTEC_RAID:
1149 rdp->interleave = min(max(32, rdp->interleave), 128); /*+*/
1152 case AR_F_HPTV2_RAID:
1153 rdp->interleave = min(max(8, rdp->interleave), 128); /*+*/
1154 rdp->offset_sectors = HPTV2_LBA(x) + 1;
1157 case AR_F_HPTV3_RAID:
1158 rdp->interleave = min(max(32, rdp->interleave), 4096); /*+*/
1161 case AR_F_INTEL_RAID:
1162 rdp->interleave = min(max(8, rdp->interleave), 256); /*+*/
1166 rdp->interleave = min(max(2, rdp->interleave), 128); /*+*/
1169 case AR_F_JMICRON_RAID:
1170 rdp->interleave = min(max(8, rdp->interleave), 256); /*+*/
1173 case AR_F_LSIV2_RAID:
1174 rdp->interleave = min(max(2, rdp->interleave), 4096);
1177 case AR_F_LSIV3_RAID:
1178 rdp->interleave = min(max(2, rdp->interleave), 256);
1181 case AR_F_PROMISE_RAID:
1182 rdp->interleave = min(max(2, rdp->interleave), 2048); /*+*/
1186 rdp->interleave = min(max(8, rdp->interleave), 256); /*+*/
1190 rdp->interleave = min(max(32, rdp->interleave), 512); /*+*/
1194 rdp->interleave = min(max(8, rdp->interleave), 128); /*+*/
1198 rdp->total_disks = total_disks;
1199 rdp->width = total_disks / (rdp->type & (AR_RAID1 | AR_T_RAID01) ? 2 : 1);
1200 rdp->total_sectors = disk_size * (rdp->width - (rdp->type == AR_RAID5));
1203 rdp->cylinders = rdp->total_sectors / (255 * 63);
1204 rdp->rebuild_lba = 0;
1205 rdp->status |= AR_S_READY;
1207 /* we are committed to this array, grap the subdisks */
1208 for (disk = 0; disk < config->total_disks; disk++) {
1209 if ((subdisk = devclass_get_device(ata_raid_sub_devclass,
1210 config->disks[disk]))) {
1211 struct ata_raid_subdisk *ars = device_get_softc(subdisk);
1213 ars->raid[rdp->volume] = rdp;
1214 ars->disk_number[rdp->volume] = disk;
1217 ata_raid_attach(rdp, 1);
1218 ata_raid_arrays[array] = rdp;
1219 config->lun = array;
1224 ata_raid_delete(int array)
1226 struct ar_softc *rdp;
1230 if (!(rdp = ata_raid_arrays[array]))
1233 rdp->status &= ~AR_S_READY;
1234 disk_destroy(&rdp->disk);
1236 for (disk = 0; disk < rdp->total_disks; disk++) {
1237 if ((rdp->disks[disk].flags & AR_DF_PRESENT) && rdp->disks[disk].dev) {
1238 if ((subdisk = devclass_get_device(ata_raid_sub_devclass,
1239 device_get_unit(rdp->disks[disk].dev)))) {
1240 struct ata_raid_subdisk *ars = device_get_softc(subdisk);
1242 if (ars->raid[rdp->volume] != rdp) /* XXX SOS */
1243 device_printf(subdisk, "DOH! this disk doesn't belong\n");
1244 if (ars->disk_number[rdp->volume] != disk) /* XXX SOS */
1245 device_printf(subdisk, "DOH! this disk number is wrong\n");
1246 ars->raid[rdp->volume] = NULL;
1247 ars->disk_number[rdp->volume] = -1;
1249 rdp->disks[disk].flags = 0;
1252 ata_raid_wipe_metadata(rdp);
1253 ata_raid_arrays[array] = NULL;
1259 ata_raid_addspare(struct ata_ioc_raid_config *config)
1261 struct ar_softc *rdp;
1265 if (!(rdp = ata_raid_arrays[config->lun]))
1267 if (!(rdp->status & AR_S_DEGRADED) || !(rdp->status & AR_S_READY))
1269 if (rdp->status & AR_S_REBUILDING)
1271 switch (rdp->type) {
1275 for (disk = 0; disk < rdp->total_disks; disk++ ) {
1277 if (((rdp->disks[disk].flags & (AR_DF_PRESENT | AR_DF_ONLINE)) ==
1278 (AR_DF_PRESENT | AR_DF_ONLINE)) && rdp->disks[disk].dev)
1281 if ((subdisk = devclass_get_device(ata_raid_sub_devclass,
1282 config->disks[0] ))) {
1283 struct ata_raid_subdisk *ars = device_get_softc(subdisk);
1285 if (ars->raid[rdp->volume])
1288 /* XXX SOS validate size etc etc */
1289 ars->raid[rdp->volume] = rdp;
1290 ars->disk_number[rdp->volume] = disk;
1291 rdp->disks[disk].dev = device_get_parent(subdisk);
1292 rdp->disks[disk].flags =
1293 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_SPARE);
1295 device_printf(rdp->disks[disk].dev,
1296 "inserted into ar%d disk%d as spare\n",
1298 ata_raid_config_changed(rdp, 1);
1310 ata_raid_rebuild(int array)
1312 struct ar_softc *rdp;
1315 if (!(rdp = ata_raid_arrays[array]))
1317 /* XXX SOS we should lock the rdp softc here */
1318 if (!(rdp->status & AR_S_DEGRADED) || !(rdp->status & AR_S_READY))
1320 if (rdp->status & AR_S_REBUILDING)
1323 switch (rdp->type) {
1327 for (count = 0, disk = 0; disk < rdp->total_disks; disk++ ) {
1328 if (((rdp->disks[disk].flags &
1329 (AR_DF_PRESENT|AR_DF_ASSIGNED|AR_DF_ONLINE|AR_DF_SPARE)) ==
1330 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_SPARE)) &&
1331 rdp->disks[disk].dev) {
1337 rdp->rebuild_lba = 0;
1338 rdp->status |= AR_S_REBUILDING;
1349 ata_raid_read_metadata(device_t subdisk)
1351 devclass_t pci_devclass = devclass_find("pci");
1352 devclass_t devclass=device_get_devclass(GRANDPARENT(GRANDPARENT(subdisk)));
1354 /* prioritize vendor native metadata layout if possible */
1355 if (devclass == pci_devclass) {
1356 switch (pci_get_vendor(GRANDPARENT(device_get_parent(subdisk)))) {
1357 case ATA_HIGHPOINT_ID:
1358 if (ata_raid_hptv3_read_meta(subdisk, ata_raid_arrays))
1360 if (ata_raid_hptv2_read_meta(subdisk, ata_raid_arrays))
1365 if (ata_raid_intel_read_meta(subdisk, ata_raid_arrays))
1370 if (ata_raid_ite_read_meta(subdisk, ata_raid_arrays))
1374 case ATA_JMICRON_ID:
1375 if (ata_raid_jmicron_read_meta(subdisk, ata_raid_arrays))
1380 if (ata_raid_nvidia_read_meta(subdisk, ata_raid_arrays))
1384 case 0: /* XXX SOS cover up for bug in our PCI code */
1385 case ATA_PROMISE_ID:
1386 if (ata_raid_promise_read_meta(subdisk, ata_raid_arrays, 0))
1391 case ATA_SILICON_IMAGE_ID:
1392 if (ata_raid_sii_read_meta(subdisk, ata_raid_arrays))
1397 if (ata_raid_sis_read_meta(subdisk, ata_raid_arrays))
1402 if (ata_raid_via_read_meta(subdisk, ata_raid_arrays))
1408 /* handle controllers that have multiple layout possibilities */
1409 /* NOTE: the order of these are not insignificant */
1411 /* Adaptec HostRAID */
1412 if (ata_raid_adaptec_read_meta(subdisk, ata_raid_arrays))
1415 /* LSILogic v3 and v2 */
1416 if (ata_raid_lsiv3_read_meta(subdisk, ata_raid_arrays))
1418 if (ata_raid_lsiv2_read_meta(subdisk, ata_raid_arrays))
1421 /* if none of the above matched, try FreeBSD native format */
1422 return ata_raid_promise_read_meta(subdisk, ata_raid_arrays, 1);
1426 ata_raid_write_metadata(struct ar_softc *rdp)
1428 switch (rdp->format) {
1429 case AR_F_FREEBSD_RAID:
1430 case AR_F_PROMISE_RAID:
1431 return ata_raid_promise_write_meta(rdp);
1433 case AR_F_HPTV3_RAID:
1434 case AR_F_HPTV2_RAID:
1436 * always write HPT v2 metadata, the v3 BIOS knows it as well.
1437 * this is handy since we cannot know what version BIOS is on there
1439 return ata_raid_hptv2_write_meta(rdp);
1441 case AR_F_INTEL_RAID:
1442 return ata_raid_intel_write_meta(rdp);
1444 case AR_F_JMICRON_RAID:
1445 return ata_raid_jmicron_write_meta(rdp);
1448 return ata_raid_sis_write_meta(rdp);
1451 return ata_raid_via_write_meta(rdp);
1453 case AR_F_HPTV3_RAID:
1454 return ata_raid_hptv3_write_meta(rdp);
1456 case AR_F_ADAPTEC_RAID:
1457 return ata_raid_adaptec_write_meta(rdp);
1460 return ata_raid_ite_write_meta(rdp);
1462 case AR_F_LSIV2_RAID:
1463 return ata_raid_lsiv2_write_meta(rdp);
1465 case AR_F_LSIV3_RAID:
1466 return ata_raid_lsiv3_write_meta(rdp);
1468 case AR_F_NVIDIA_RAID:
1469 return ata_raid_nvidia_write_meta(rdp);
1472 return ata_raid_sii_write_meta(rdp);
1476 kprintf("ar%d: writing of %s metadata is NOT supported yet\n",
1477 rdp->lun, ata_raid_format(rdp));
1483 ata_raid_wipe_metadata(struct ar_softc *rdp)
1485 int disk, error = 0;
1490 for (disk = 0; disk < rdp->total_disks; disk++) {
1491 if (rdp->disks[disk].dev) {
1492 switch (rdp->format) {
1493 case AR_F_ADAPTEC_RAID:
1494 lba = ADP_LBA(rdp->disks[disk].dev);
1495 size = sizeof(struct adaptec_raid_conf);
1498 case AR_F_HPTV2_RAID:
1499 lba = HPTV2_LBA(rdp->disks[disk].dev);
1500 size = sizeof(struct hptv2_raid_conf);
1503 case AR_F_HPTV3_RAID:
1504 lba = HPTV3_LBA(rdp->disks[disk].dev);
1505 size = sizeof(struct hptv3_raid_conf);
1508 case AR_F_INTEL_RAID:
1509 lba = INTEL_LBA(rdp->disks[disk].dev);
1510 size = 3 * 512; /* XXX SOS */
1514 lba = ITE_LBA(rdp->disks[disk].dev);
1515 size = sizeof(struct ite_raid_conf);
1518 case AR_F_JMICRON_RAID:
1519 lba = JMICRON_LBA(rdp->disks[disk].dev);
1520 size = sizeof(struct jmicron_raid_conf);
1523 case AR_F_LSIV2_RAID:
1524 lba = LSIV2_LBA(rdp->disks[disk].dev);
1525 size = sizeof(struct lsiv2_raid_conf);
1528 case AR_F_LSIV3_RAID:
1529 lba = LSIV3_LBA(rdp->disks[disk].dev);
1530 size = sizeof(struct lsiv3_raid_conf);
1533 case AR_F_NVIDIA_RAID:
1534 lba = NVIDIA_LBA(rdp->disks[disk].dev);
1535 size = sizeof(struct nvidia_raid_conf);
1538 case AR_F_FREEBSD_RAID:
1539 case AR_F_PROMISE_RAID:
1540 lba = PROMISE_LBA(rdp->disks[disk].dev);
1541 size = sizeof(struct promise_raid_conf);
1545 lba = SII_LBA(rdp->disks[disk].dev);
1546 size = sizeof(struct sii_raid_conf);
1550 lba = SIS_LBA(rdp->disks[disk].dev);
1551 size = sizeof(struct sis_raid_conf);
1555 lba = VIA_LBA(rdp->disks[disk].dev);
1556 size = sizeof(struct via_raid_conf);
1560 kprintf("ar%d: wiping of %s metadata is NOT supported yet\n",
1561 rdp->lun, ata_raid_format(rdp));
1564 if (!(meta = kmalloc(size, M_AR, M_WAITOK | M_ZERO)))
1566 if (ata_raid_rw(rdp->disks[disk].dev, lba, meta, size,
1567 ATA_R_WRITE | ATA_R_DIRECT)) {
1568 device_printf(rdp->disks[disk].dev, "wipe metadata failed\n");
1577 /* Adaptec HostRAID Metadata */
1579 ata_raid_adaptec_read_meta(device_t dev, struct ar_softc **raidp)
1581 struct ata_raid_subdisk *ars = device_get_softc(dev);
1582 device_t parent = device_get_parent(dev);
1583 struct adaptec_raid_conf *meta;
1584 struct ar_softc *raid;
1585 int array, disk, retval = 0;
1587 if (!(meta = (struct adaptec_raid_conf *)
1588 kmalloc(sizeof(struct adaptec_raid_conf), M_AR, M_WAITOK | M_ZERO)))
1591 if (ata_raid_rw(parent, ADP_LBA(parent),
1592 meta, sizeof(struct adaptec_raid_conf), ATA_R_READ)) {
1593 if (testing || bootverbose)
1594 device_printf(parent, "Adaptec read metadata failed\n");
1598 /* check if this is a Adaptec RAID struct */
1599 if (meta->magic_0 != ADP_MAGIC_0 || meta->magic_3 != ADP_MAGIC_3) {
1600 if (testing || bootverbose)
1601 device_printf(parent, "Adaptec check1 failed\n");
1605 if (testing || bootverbose)
1606 ata_raid_adaptec_print_meta(meta);
1608 /* now convert Adaptec metadata into our generic form */
1609 for (array = 0; array < MAX_ARRAYS; array++) {
1610 if (!raidp[array]) {
1612 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
1614 if (!raidp[array]) {
1615 device_printf(parent, "failed to allocate metadata storage\n");
1619 raid = raidp[array];
1620 if (raid->format && (raid->format != AR_F_ADAPTEC_RAID))
1623 if (raid->magic_0 && raid->magic_0 != meta->configs[0].magic_0)
1626 if (!meta->generation || be32toh(meta->generation) > raid->generation) {
1627 switch (meta->configs[0].type) {
1629 raid->magic_0 = meta->configs[0].magic_0;
1630 raid->type = AR_T_RAID0;
1631 raid->interleave = 1 << (meta->configs[0].stripe_shift >> 1);
1632 raid->width = be16toh(meta->configs[0].total_disks);
1636 raid->magic_0 = meta->configs[0].magic_0;
1637 raid->type = AR_T_RAID1;
1638 raid->width = be16toh(meta->configs[0].total_disks) / 2;
1642 device_printf(parent, "Adaptec unknown RAID type 0x%02x\n",
1643 meta->configs[0].type);
1644 kfree(raidp[array], M_AR);
1645 raidp[array] = NULL;
1649 raid->format = AR_F_ADAPTEC_RAID;
1650 raid->generation = be32toh(meta->generation);
1651 raid->total_disks = be16toh(meta->configs[0].total_disks);
1652 raid->total_sectors = be32toh(meta->configs[0].sectors);
1655 raid->cylinders = raid->total_sectors / (63 * 255);
1656 raid->offset_sectors = 0;
1657 raid->rebuild_lba = 0;
1659 strncpy(raid->name, meta->configs[0].name,
1660 min(sizeof(raid->name), sizeof(meta->configs[0].name)));
1662 /* clear out any old info */
1663 if (raid->generation) {
1664 for (disk = 0; disk < raid->total_disks; disk++) {
1665 raid->disks[disk].dev = NULL;
1666 raid->disks[disk].flags = 0;
1670 if (be32toh(meta->generation) >= raid->generation) {
1671 struct ata_device *atadev = device_get_softc(parent);
1672 struct ata_channel *ch = device_get_softc(GRANDPARENT(dev));
1673 int disk_number = (ch->unit << !(ch->flags & ATA_NO_SLAVE)) +
1674 ATA_DEV(atadev->unit);
1676 raid->disks[disk_number].dev = parent;
1677 raid->disks[disk_number].sectors =
1678 be32toh(meta->configs[disk_number + 1].sectors);
1679 raid->disks[disk_number].flags =
1680 (AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
1681 ars->raid[raid->volume] = raid;
1682 ars->disk_number[raid->volume] = disk_number;
1693 /* Highpoint V2 RocketRAID Metadata */
1695 ata_raid_hptv2_read_meta(device_t dev, struct ar_softc **raidp)
1697 struct ata_raid_subdisk *ars = device_get_softc(dev);
1698 device_t parent = device_get_parent(dev);
1699 struct hptv2_raid_conf *meta;
1700 struct ar_softc *raid = NULL;
1701 int array, disk_number = 0, retval = 0;
1703 if (!(meta = (struct hptv2_raid_conf *)
1704 kmalloc(sizeof(struct hptv2_raid_conf), M_AR, M_WAITOK | M_ZERO)))
1707 if (ata_raid_rw(parent, HPTV2_LBA(parent),
1708 meta, sizeof(struct hptv2_raid_conf), ATA_R_READ)) {
1709 if (testing || bootverbose)
1710 device_printf(parent, "HighPoint (v2) read metadata failed\n");
1714 /* check if this is a HighPoint v2 RAID struct */
1715 if (meta->magic != HPTV2_MAGIC_OK && meta->magic != HPTV2_MAGIC_BAD) {
1716 if (testing || bootverbose)
1717 device_printf(parent, "HighPoint (v2) check1 failed\n");
1721 /* is this disk defined, or an old leftover/spare ? */
1722 if (!meta->magic_0) {
1723 if (testing || bootverbose)
1724 device_printf(parent, "HighPoint (v2) check2 failed\n");
1728 if (testing || bootverbose)
1729 ata_raid_hptv2_print_meta(meta);
1731 /* now convert HighPoint (v2) metadata into our generic form */
1732 for (array = 0; array < MAX_ARRAYS; array++) {
1733 if (!raidp[array]) {
1735 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
1737 if (!raidp[array]) {
1738 device_printf(parent, "failed to allocate metadata storage\n");
1742 raid = raidp[array];
1743 if (raid->format && (raid->format != AR_F_HPTV2_RAID))
1746 switch (meta->type) {
1748 if ((meta->order & (HPTV2_O_RAID0|HPTV2_O_OK)) ==
1749 (HPTV2_O_RAID0|HPTV2_O_OK))
1750 goto highpoint_raid1;
1751 if (meta->order & (HPTV2_O_RAID0 | HPTV2_O_RAID1))
1752 goto highpoint_raid01;
1753 if (raid->magic_0 && raid->magic_0 != meta->magic_0)
1755 raid->magic_0 = meta->magic_0;
1756 raid->type = AR_T_RAID0;
1757 raid->interleave = 1 << meta->stripe_shift;
1758 disk_number = meta->disk_number;
1759 if (!(meta->order & HPTV2_O_OK))
1760 meta->magic = 0; /* mark bad */
1765 if (raid->magic_0 && raid->magic_0 != meta->magic_0)
1767 raid->magic_0 = meta->magic_0;
1768 raid->type = AR_T_RAID1;
1769 disk_number = (meta->disk_number > 0);
1772 case HPTV2_T_RAID01_RAID0:
1774 if (meta->order & HPTV2_O_RAID0) {
1775 if ((raid->magic_0 && raid->magic_0 != meta->magic_0) ||
1776 (raid->magic_1 && raid->magic_1 != meta->magic_1))
1778 raid->magic_0 = meta->magic_0;
1779 raid->magic_1 = meta->magic_1;
1780 raid->type = AR_T_RAID01;
1781 raid->interleave = 1 << meta->stripe_shift;
1782 disk_number = meta->disk_number;
1785 if (raid->magic_1 && raid->magic_1 != meta->magic_1)
1787 raid->magic_1 = meta->magic_1;
1788 raid->type = AR_T_RAID01;
1789 raid->interleave = 1 << meta->stripe_shift;
1790 disk_number = meta->disk_number + meta->array_width;
1791 if (!(meta->order & HPTV2_O_RAID1))
1792 meta->magic = 0; /* mark bad */
1797 if (raid->magic_0 && raid->magic_0 != meta->magic_0)
1799 raid->magic_0 = meta->magic_0;
1800 raid->type = AR_T_SPAN;
1801 disk_number = meta->disk_number;
1805 device_printf(parent, "Highpoint (v2) unknown RAID type 0x%02x\n",
1807 kfree(raidp[array], M_AR);
1808 raidp[array] = NULL;
1812 raid->format |= AR_F_HPTV2_RAID;
1813 raid->disks[disk_number].dev = parent;
1814 raid->disks[disk_number].flags = (AR_DF_PRESENT | AR_DF_ASSIGNED);
1816 strncpy(raid->name, meta->name_1,
1817 min(sizeof(raid->name), sizeof(meta->name_1)));
1818 if (meta->magic == HPTV2_MAGIC_OK) {
1819 raid->disks[disk_number].flags |= AR_DF_ONLINE;
1820 raid->width = meta->array_width;
1821 raid->total_sectors = meta->total_sectors;
1824 raid->cylinders = raid->total_sectors / (63 * 255);
1825 raid->offset_sectors = HPTV2_LBA(parent) + 1;
1826 raid->rebuild_lba = meta->rebuild_lba;
1827 raid->disks[disk_number].sectors =
1828 raid->total_sectors / raid->width;
1831 raid->disks[disk_number].flags &= ~AR_DF_ONLINE;
1833 if ((raid->type & AR_T_RAID0) && (raid->total_disks < raid->width))
1834 raid->total_disks = raid->width;
1835 if (disk_number >= raid->total_disks)
1836 raid->total_disks = disk_number + 1;
1837 ars->raid[raid->volume] = raid;
1838 ars->disk_number[raid->volume] = disk_number;
1849 ata_raid_hptv2_write_meta(struct ar_softc *rdp)
1851 struct hptv2_raid_conf *meta;
1852 struct timeval timestamp;
1853 int disk, error = 0;
1855 if (!(meta = (struct hptv2_raid_conf *)
1856 kmalloc(sizeof(struct hptv2_raid_conf), M_AR, M_WAITOK | M_ZERO))) {
1857 kprintf("ar%d: failed to allocate metadata storage\n", rdp->lun);
1861 microtime(×tamp);
1862 rdp->magic_0 = timestamp.tv_sec + 2;
1863 rdp->magic_1 = timestamp.tv_sec;
1865 for (disk = 0; disk < rdp->total_disks; disk++) {
1866 if ((rdp->disks[disk].flags & (AR_DF_PRESENT | AR_DF_ONLINE)) ==
1867 (AR_DF_PRESENT | AR_DF_ONLINE))
1868 meta->magic = HPTV2_MAGIC_OK;
1869 if (rdp->disks[disk].flags & AR_DF_ASSIGNED) {
1870 meta->magic_0 = rdp->magic_0;
1871 if (strlen(rdp->name))
1872 strncpy(meta->name_1, rdp->name, sizeof(meta->name_1));
1874 strcpy(meta->name_1, "FreeBSD");
1876 meta->disk_number = disk;
1878 switch (rdp->type) {
1880 meta->type = HPTV2_T_RAID0;
1881 strcpy(meta->name_2, "RAID 0");
1882 if (rdp->disks[disk].flags & AR_DF_ONLINE)
1883 meta->order = HPTV2_O_OK;
1887 meta->type = HPTV2_T_RAID0;
1888 strcpy(meta->name_2, "RAID 1");
1889 meta->disk_number = (disk < rdp->width) ? disk : disk + 5;
1890 meta->order = HPTV2_O_RAID0 | HPTV2_O_OK;
1894 meta->type = HPTV2_T_RAID01_RAID0;
1895 strcpy(meta->name_2, "RAID 0+1");
1896 if (rdp->disks[disk].flags & AR_DF_ONLINE) {
1897 if (disk < rdp->width) {
1898 meta->order = (HPTV2_O_RAID0 | HPTV2_O_RAID1);
1899 meta->magic_0 = rdp->magic_0 - 1;
1902 meta->order = HPTV2_O_RAID1;
1903 meta->disk_number -= rdp->width;
1907 meta->magic_0 = rdp->magic_0 - 1;
1908 meta->magic_1 = rdp->magic_1;
1912 meta->type = HPTV2_T_SPAN;
1913 strcpy(meta->name_2, "SPAN");
1920 meta->array_width = rdp->width;
1921 meta->stripe_shift = (rdp->width > 1) ? (ffs(rdp->interleave)-1) : 0;
1922 meta->total_sectors = rdp->total_sectors;
1923 meta->rebuild_lba = rdp->rebuild_lba;
1924 if (testing || bootverbose)
1925 ata_raid_hptv2_print_meta(meta);
1926 if (rdp->disks[disk].dev) {
1927 if (ata_raid_rw(rdp->disks[disk].dev,
1928 HPTV2_LBA(rdp->disks[disk].dev), meta,
1929 sizeof(struct promise_raid_conf),
1930 ATA_R_WRITE | ATA_R_DIRECT)) {
1931 device_printf(rdp->disks[disk].dev, "write metadata failed\n");
1940 /* Highpoint V3 RocketRAID Metadata */
1942 ata_raid_hptv3_read_meta(device_t dev, struct ar_softc **raidp)
1944 struct ata_raid_subdisk *ars = device_get_softc(dev);
1945 device_t parent = device_get_parent(dev);
1946 struct hptv3_raid_conf *meta;
1947 struct ar_softc *raid = NULL;
1948 int array, disk_number, retval = 0;
1950 if (!(meta = (struct hptv3_raid_conf *)
1951 kmalloc(sizeof(struct hptv3_raid_conf), M_AR, M_WAITOK | M_ZERO)))
1954 if (ata_raid_rw(parent, HPTV3_LBA(parent),
1955 meta, sizeof(struct hptv3_raid_conf), ATA_R_READ)) {
1956 if (testing || bootverbose)
1957 device_printf(parent, "HighPoint (v3) read metadata failed\n");
1961 /* check if this is a HighPoint v3 RAID struct */
1962 if (meta->magic != HPTV3_MAGIC) {
1963 if (testing || bootverbose)
1964 device_printf(parent, "HighPoint (v3) check1 failed\n");
1968 /* check if there are any config_entries */
1969 if (meta->config_entries < 1) {
1970 if (testing || bootverbose)
1971 device_printf(parent, "HighPoint (v3) check2 failed\n");
1975 if (testing || bootverbose)
1976 ata_raid_hptv3_print_meta(meta);
1978 /* now convert HighPoint (v3) metadata into our generic form */
1979 for (array = 0; array < MAX_ARRAYS; array++) {
1980 if (!raidp[array]) {
1982 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
1984 if (!raidp[array]) {
1985 device_printf(parent, "failed to allocate metadata storage\n");
1989 raid = raidp[array];
1990 if (raid->format && (raid->format != AR_F_HPTV3_RAID))
1993 if ((raid->format & AR_F_HPTV3_RAID) && raid->magic_0 != meta->magic_0)
1996 switch (meta->configs[0].type) {
1998 raid->type = AR_T_RAID0;
1999 raid->width = meta->configs[0].total_disks;
2000 disk_number = meta->configs[0].disk_number;
2004 raid->type = AR_T_RAID1;
2005 raid->width = meta->configs[0].total_disks / 2;
2006 disk_number = meta->configs[0].disk_number;
2010 raid->type = AR_T_RAID5;
2011 raid->width = meta->configs[0].total_disks;
2012 disk_number = meta->configs[0].disk_number;
2016 raid->type = AR_T_SPAN;
2017 raid->width = meta->configs[0].total_disks;
2018 disk_number = meta->configs[0].disk_number;
2022 device_printf(parent, "Highpoint (v3) unknown RAID type 0x%02x\n",
2023 meta->configs[0].type);
2024 kfree(raidp[array], M_AR);
2025 raidp[array] = NULL;
2028 if (meta->config_entries == 2) {
2029 switch (meta->configs[1].type) {
2031 if (raid->type == AR_T_RAID0) {
2032 raid->type = AR_T_RAID01;
2033 disk_number = meta->configs[1].disk_number +
2034 (meta->configs[0].disk_number << 1);
2038 device_printf(parent, "Highpoint (v3) unknown level 2 0x%02x\n",
2039 meta->configs[1].type);
2040 kfree(raidp[array], M_AR);
2041 raidp[array] = NULL;
2046 raid->magic_0 = meta->magic_0;
2047 raid->format = AR_F_HPTV3_RAID;
2048 raid->generation = meta->timestamp;
2049 raid->interleave = 1 << meta->configs[0].stripe_shift;
2050 raid->total_disks = meta->configs[0].total_disks +
2051 meta->configs[1].total_disks;
2052 raid->total_sectors = meta->configs[0].total_sectors +
2053 ((u_int64_t)meta->configs_high[0].total_sectors << 32);
2056 raid->cylinders = raid->total_sectors / (63 * 255);
2057 raid->offset_sectors = 0;
2058 raid->rebuild_lba = meta->configs[0].rebuild_lba +
2059 ((u_int64_t)meta->configs_high[0].rebuild_lba << 32);
2061 strncpy(raid->name, meta->name,
2062 min(sizeof(raid->name), sizeof(meta->name)));
2063 raid->disks[disk_number].sectors = raid->total_sectors /
2064 (raid->type == AR_T_RAID5 ? raid->width - 1 : raid->width);
2065 raid->disks[disk_number].dev = parent;
2066 raid->disks[disk_number].flags =
2067 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
2068 ars->raid[raid->volume] = raid;
2069 ars->disk_number[raid->volume] = disk_number;
2079 /* Intel MatrixRAID Metadata */
2081 ata_raid_intel_read_meta(device_t dev, struct ar_softc **raidp)
2083 struct ata_raid_subdisk *ars = device_get_softc(dev);
2084 device_t parent = device_get_parent(dev);
2085 struct intel_raid_conf *meta;
2086 struct intel_raid_mapping *map;
2087 struct ar_softc *raid = NULL;
2088 u_int32_t checksum, *ptr;
2089 int array, count, disk, volume = 1, retval = 0;
2092 if (!(meta = (struct intel_raid_conf *)
2093 kmalloc(1536, M_AR, M_WAITOK | M_ZERO)))
2096 if (ata_raid_rw(parent, INTEL_LBA(parent), meta, 1024, ATA_R_READ)) {
2097 if (testing || bootverbose)
2098 device_printf(parent, "Intel read metadata failed\n");
2102 bcopy(tmp, tmp+1024, 512);
2103 bcopy(tmp+512, tmp, 1024);
2104 bzero(tmp+1024, 512);
2106 /* check if this is a Intel RAID struct */
2107 if (strncmp(meta->intel_id, INTEL_MAGIC, strlen(INTEL_MAGIC))) {
2108 if (testing || bootverbose)
2109 device_printf(parent, "Intel check1 failed\n");
2113 for (checksum = 0, ptr = (u_int32_t *)meta, count = 0;
2114 count < (meta->config_size / sizeof(u_int32_t)); count++) {
2117 checksum -= meta->checksum;
2118 if (checksum != meta->checksum) {
2119 if (testing || bootverbose)
2120 device_printf(parent, "Intel check2 failed\n");
2124 if (testing || bootverbose)
2125 ata_raid_intel_print_meta(meta);
2127 map = (struct intel_raid_mapping *)&meta->disk[meta->total_disks];
2129 /* now convert Intel metadata into our generic form */
2130 for (array = 0; array < MAX_ARRAYS; array++) {
2131 if (!raidp[array]) {
2133 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
2135 if (!raidp[array]) {
2136 device_printf(parent, "failed to allocate metadata storage\n");
2140 raid = raidp[array];
2141 if (raid->format && (raid->format != AR_F_INTEL_RAID))
2144 if ((raid->format & AR_F_INTEL_RAID) &&
2145 (raid->magic_0 != meta->config_id))
2149 * update our knowledge about the array config based on generation
2150 * NOTE: there can be multiple volumes on a disk set
2152 if (!meta->generation || meta->generation > raid->generation) {
2153 switch (map->type) {
2155 raid->type = AR_T_RAID0;
2156 raid->width = map->total_disks;
2160 if (map->total_disks == 4)
2161 raid->type = AR_T_RAID01;
2163 raid->type = AR_T_RAID1;
2164 raid->width = map->total_disks / 2;
2168 raid->type = AR_T_RAID5;
2169 raid->width = map->total_disks;
2173 device_printf(parent, "Intel unknown RAID type 0x%02x\n",
2175 kfree(raidp[array], M_AR);
2176 raidp[array] = NULL;
2180 switch (map->status) {
2182 raid->status = AR_S_READY;
2184 case INTEL_S_DEGRADED:
2185 raid->status |= AR_S_DEGRADED;
2187 case INTEL_S_DISABLED:
2188 case INTEL_S_FAILURE:
2192 raid->magic_0 = meta->config_id;
2193 raid->format = AR_F_INTEL_RAID;
2194 raid->generation = meta->generation;
2195 raid->interleave = map->stripe_sectors;
2196 raid->total_disks = map->total_disks;
2197 raid->total_sectors = map->total_sectors;
2200 raid->cylinders = raid->total_sectors / (63 * 255);
2201 raid->offset_sectors = map->offset;
2202 raid->rebuild_lba = 0;
2204 raid->volume = volume - 1;
2205 strncpy(raid->name, map->name,
2206 min(sizeof(raid->name), sizeof(map->name)));
2208 /* clear out any old info */
2209 for (disk = 0; disk < raid->total_disks; disk++) {
2210 raid->disks[disk].dev = NULL;
2211 bcopy(meta->disk[map->disk_idx[disk]].serial,
2212 raid->disks[disk].serial,
2213 sizeof(raid->disks[disk].serial));
2214 raid->disks[disk].sectors =
2215 meta->disk[map->disk_idx[disk]].sectors;
2216 raid->disks[disk].flags = 0;
2217 if (meta->disk[map->disk_idx[disk]].flags & INTEL_F_ONLINE)
2218 raid->disks[disk].flags |= AR_DF_ONLINE;
2219 if (meta->disk[map->disk_idx[disk]].flags & INTEL_F_ASSIGNED)
2220 raid->disks[disk].flags |= AR_DF_ASSIGNED;
2221 if (meta->disk[map->disk_idx[disk]].flags & INTEL_F_SPARE) {
2222 raid->disks[disk].flags &= ~(AR_DF_ONLINE | AR_DF_ASSIGNED);
2223 raid->disks[disk].flags |= AR_DF_SPARE;
2225 if (meta->disk[map->disk_idx[disk]].flags & INTEL_F_DOWN)
2226 raid->disks[disk].flags &= ~AR_DF_ONLINE;
2229 if (meta->generation >= raid->generation) {
2230 for (disk = 0; disk < raid->total_disks; disk++) {
2231 struct ata_device *atadev = device_get_softc(parent);
2233 if (!strncmp(raid->disks[disk].serial, atadev->param.serial,
2234 sizeof(raid->disks[disk].serial))) {
2235 raid->disks[disk].dev = parent;
2236 raid->disks[disk].flags |= (AR_DF_PRESENT | AR_DF_ONLINE);
2237 ars->raid[raid->volume] = raid;
2238 ars->disk_number[raid->volume] = disk;
2247 if (volume < meta->total_volumes) {
2248 map = (struct intel_raid_mapping *)
2249 &map->disk_idx[map->total_disks];
2257 kfree(raidp[array], M_AR);
2258 raidp[array] = NULL;
2270 ata_raid_intel_write_meta(struct ar_softc *rdp)
2272 struct intel_raid_conf *meta;
2273 struct intel_raid_mapping *map;
2274 struct timeval timestamp;
2275 u_int32_t checksum, *ptr;
2276 int count, disk, error = 0;
2279 if (!(meta = (struct intel_raid_conf *)
2280 kmalloc(1536, M_AR, M_WAITOK | M_ZERO))) {
2281 kprintf("ar%d: failed to allocate metadata storage\n", rdp->lun);
2286 microtime(×tamp);
2288 bcopy(INTEL_MAGIC, meta->intel_id, sizeof(meta->intel_id));
2289 bcopy(INTEL_VERSION_1100, meta->version, sizeof(meta->version));
2290 meta->config_id = timestamp.tv_sec;
2291 meta->generation = rdp->generation;
2292 meta->total_disks = rdp->total_disks;
2293 meta->total_volumes = 1; /* XXX SOS */
2294 for (disk = 0; disk < rdp->total_disks; disk++) {
2295 if (rdp->disks[disk].dev) {
2296 struct ata_channel *ch =
2297 device_get_softc(device_get_parent(rdp->disks[disk].dev));
2298 struct ata_device *atadev =
2299 device_get_softc(rdp->disks[disk].dev);
2301 bcopy(atadev->param.serial, meta->disk[disk].serial,
2302 sizeof(rdp->disks[disk].serial));
2303 meta->disk[disk].sectors = rdp->disks[disk].sectors;
2304 meta->disk[disk].id = (ch->unit << 16) | ATA_DEV(atadev->unit);
2307 meta->disk[disk].sectors = rdp->total_sectors / rdp->width;
2308 meta->disk[disk].flags = 0;
2309 if (rdp->disks[disk].flags & AR_DF_SPARE)
2310 meta->disk[disk].flags |= INTEL_F_SPARE;
2312 if (rdp->disks[disk].flags & AR_DF_ONLINE)
2313 meta->disk[disk].flags |= INTEL_F_ONLINE;
2315 meta->disk[disk].flags |= INTEL_F_DOWN;
2316 if (rdp->disks[disk].flags & AR_DF_ASSIGNED)
2317 meta->disk[disk].flags |= INTEL_F_ASSIGNED;
2320 map = (struct intel_raid_mapping *)&meta->disk[meta->total_disks];
2322 bcopy(rdp->name, map->name, sizeof(rdp->name));
2323 map->total_sectors = rdp->total_sectors;
2324 map->state = 12; /* XXX SOS */
2325 map->offset = rdp->offset_sectors;
2326 map->stripe_count = rdp->total_sectors / (rdp->interleave*rdp->total_disks);
2327 map->stripe_sectors = rdp->interleave;
2328 map->disk_sectors = rdp->total_sectors / rdp->width;
2329 map->status = INTEL_S_READY; /* XXX SOS */
2330 switch (rdp->type) {
2332 map->type = INTEL_T_RAID0;
2335 map->type = INTEL_T_RAID1;
2338 map->type = INTEL_T_RAID1;
2341 map->type = INTEL_T_RAID5;
2347 map->total_disks = rdp->total_disks;
2348 map->magic[0] = 0x02;
2349 map->magic[1] = 0xff;
2350 map->magic[2] = 0x01;
2351 for (disk = 0; disk < rdp->total_disks; disk++)
2352 map->disk_idx[disk] = disk;
2354 meta->config_size = (char *)&map->disk_idx[disk] - (char *)meta;
2355 for (checksum = 0, ptr = (u_int32_t *)meta, count = 0;
2356 count < (meta->config_size / sizeof(u_int32_t)); count++) {
2359 meta->checksum = checksum;
2361 if (testing || bootverbose)
2362 ata_raid_intel_print_meta(meta);
2365 bcopy(tmp, tmp+1024, 512);
2366 bcopy(tmp+512, tmp, 1024);
2367 bzero(tmp+1024, 512);
2369 for (disk = 0; disk < rdp->total_disks; disk++) {
2370 if (rdp->disks[disk].dev) {
2371 if (ata_raid_rw(rdp->disks[disk].dev,
2372 INTEL_LBA(rdp->disks[disk].dev),
2373 meta, 1024, ATA_R_WRITE | ATA_R_DIRECT)) {
2374 device_printf(rdp->disks[disk].dev, "write metadata failed\n");
2384 /* Integrated Technology Express Metadata */
2386 ata_raid_ite_read_meta(device_t dev, struct ar_softc **raidp)
2388 struct ata_raid_subdisk *ars = device_get_softc(dev);
2389 device_t parent = device_get_parent(dev);
2390 struct ite_raid_conf *meta;
2391 struct ar_softc *raid = NULL;
2392 int array, disk_number, count, retval = 0;
2395 if (!(meta = (struct ite_raid_conf *)
2396 kmalloc(sizeof(struct ite_raid_conf), M_AR, M_WAITOK | M_ZERO)))
2399 if (ata_raid_rw(parent, ITE_LBA(parent),
2400 meta, sizeof(struct ite_raid_conf), ATA_R_READ)) {
2401 if (testing || bootverbose)
2402 device_printf(parent, "ITE read metadata failed\n");
2406 /* check if this is a ITE RAID struct */
2407 for (ptr = (u_int16_t *)meta->ite_id, count = 0;
2408 count < sizeof(meta->ite_id)/sizeof(uint16_t); count++)
2409 ptr[count] = be16toh(ptr[count]);
2411 if (strncmp(meta->ite_id, ITE_MAGIC, strlen(ITE_MAGIC))) {
2412 if (testing || bootverbose)
2413 device_printf(parent, "ITE check1 failed\n");
2417 if (testing || bootverbose)
2418 ata_raid_ite_print_meta(meta);
2420 /* now convert ITE metadata into our generic form */
2421 for (array = 0; array < MAX_ARRAYS; array++) {
2422 if ((raid = raidp[array])) {
2423 if (raid->format != AR_F_ITE_RAID)
2425 if (raid->magic_0 != *((u_int64_t *)meta->timestamp_0))
2429 /* if we dont have a disks timestamp the RAID is invalidated */
2430 if (*((u_int64_t *)meta->timestamp_1) == 0)
2434 raidp[array] = (struct ar_softc *)kmalloc(sizeof(struct ar_softc),
2435 M_AR, M_WAITOK | M_ZERO);
2436 if (!(raid = raidp[array])) {
2437 device_printf(parent, "failed to allocate metadata storage\n");
2442 switch (meta->type) {
2444 raid->type = AR_T_RAID0;
2445 raid->width = meta->array_width;
2446 raid->total_disks = meta->array_width;
2447 disk_number = meta->disk_number;
2451 raid->type = AR_T_RAID1;
2453 raid->total_disks = 2;
2454 disk_number = meta->disk_number;
2458 raid->type = AR_T_RAID01;
2459 raid->width = meta->array_width;
2460 raid->total_disks = 4;
2461 disk_number = ((meta->disk_number & 0x02) >> 1) |
2462 ((meta->disk_number & 0x01) << 1);
2466 raid->type = AR_T_SPAN;
2468 raid->total_disks = meta->array_width;
2469 disk_number = meta->disk_number;
2473 device_printf(parent, "ITE unknown RAID type 0x%02x\n", meta->type);
2474 kfree(raidp[array], M_AR);
2475 raidp[array] = NULL;
2479 raid->magic_0 = *((u_int64_t *)meta->timestamp_0);
2480 raid->format = AR_F_ITE_RAID;
2481 raid->generation = 0;
2482 raid->interleave = meta->stripe_sectors;
2483 raid->total_sectors = meta->total_sectors;
2486 raid->cylinders = raid->total_sectors / (63 * 255);
2487 raid->offset_sectors = 0;
2488 raid->rebuild_lba = 0;
2491 raid->disks[disk_number].dev = parent;
2492 raid->disks[disk_number].sectors = raid->total_sectors / raid->width;
2493 raid->disks[disk_number].flags =
2494 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
2495 ars->raid[raid->volume] = raid;
2496 ars->disk_number[raid->volume] = disk_number;
2505 /* JMicron Technology Corp Metadata */
2507 ata_raid_jmicron_read_meta(device_t dev, struct ar_softc **raidp)
2509 struct ata_raid_subdisk *ars = device_get_softc(dev);
2510 device_t parent = device_get_parent(dev);
2511 struct jmicron_raid_conf *meta;
2512 struct ar_softc *raid = NULL;
2513 u_int16_t checksum, *ptr;
2514 u_int64_t disk_size;
2515 int count, array, disk, total_disks, retval = 0;
2517 if (!(meta = (struct jmicron_raid_conf *)
2518 kmalloc(sizeof(struct jmicron_raid_conf), M_AR, M_WAITOK | M_ZERO)))
2521 if (ata_raid_rw(parent, JMICRON_LBA(parent),
2522 meta, sizeof(struct jmicron_raid_conf), ATA_R_READ)) {
2523 if (testing || bootverbose)
2524 device_printf(parent,
2525 "JMicron read metadata failed\n");
2528 /* check for JMicron signature */
2529 if (strncmp(meta->signature, JMICRON_MAGIC, 2)) {
2530 if (testing || bootverbose)
2531 device_printf(parent, "JMicron check1 failed\n");
2535 /* calculate checksum and compare for valid */
2536 for (checksum = 0, ptr = (u_int16_t *)meta, count = 0; count < 64; count++)
2539 if (testing || bootverbose)
2540 device_printf(parent, "JMicron check2 failed\n");
2544 if (testing || bootverbose)
2545 ata_raid_jmicron_print_meta(meta);
2547 /* now convert JMicron meta into our generic form */
2548 for (array = 0; array < MAX_ARRAYS; array++) {
2550 if (!raidp[array]) {
2552 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
2554 if (!raidp[array]) {
2555 device_printf(parent, "failed to allocate metadata storage\n");
2559 raid = raidp[array];
2560 if (raid->format && (raid->format != AR_F_JMICRON_RAID))
2563 for (total_disks = 0, disk = 0; disk < JM_MAX_DISKS; disk++) {
2564 if (meta->disks[disk]) {
2565 if (raid->format == AR_F_JMICRON_RAID) {
2566 if (bcmp(&meta->disks[disk],
2567 raid->disks[disk].serial, sizeof(u_int32_t))) {
2573 bcopy(&meta->disks[disk],
2574 raid->disks[disk].serial, sizeof(u_int32_t));
2578 /* handle spares XXX SOS */
2580 switch (meta->type) {
2582 raid->type = AR_T_RAID0;
2583 raid->width = total_disks;
2587 raid->type = AR_T_RAID1;
2592 raid->type = AR_T_RAID01;
2593 raid->width = total_disks / 2;
2597 raid->type = AR_T_RAID5;
2598 raid->width = total_disks;
2602 raid->type = AR_T_SPAN;
2607 device_printf(parent,
2608 "JMicron unknown RAID type 0x%02x\n", meta->type);
2609 kfree(raidp[array], M_AR);
2610 raidp[array] = NULL;
2613 disk_size = (meta->disk_sectors_high << 16) + meta->disk_sectors_low;
2614 raid->format = AR_F_JMICRON_RAID;
2615 strncpy(raid->name, meta->name, sizeof(meta->name));
2616 raid->generation = 0;
2617 raid->interleave = 2 << meta->stripe_shift;
2618 raid->total_disks = total_disks;
2619 raid->total_sectors = disk_size * (raid->width-(raid->type==AR_RAID5));
2622 raid->cylinders = raid->total_sectors / (63 * 255);
2623 raid->offset_sectors = meta->offset * 16;
2624 raid->rebuild_lba = 0;
2627 for (disk = 0; disk < raid->total_disks; disk++) {
2628 if (meta->disks[disk] == meta->disk_id) {
2629 raid->disks[disk].dev = parent;
2630 raid->disks[disk].sectors = disk_size;
2631 raid->disks[disk].flags =
2632 (AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
2633 ars->raid[raid->volume] = raid;
2634 ars->disk_number[raid->volume] = disk;
2647 ata_raid_jmicron_write_meta(struct ar_softc *rdp)
2649 struct jmicron_raid_conf *meta;
2650 u_int64_t disk_sectors;
2651 int disk, error = 0;
2653 if (!(meta = (struct jmicron_raid_conf *)
2654 kmalloc(sizeof(struct jmicron_raid_conf), M_AR, M_WAITOK | M_ZERO))) {
2655 kprintf("ar%d: failed to allocate metadata storage\n", rdp->lun);
2660 switch (rdp->type) {
2662 meta->type = JM_T_JBOD;
2666 meta->type = JM_T_RAID0;
2670 meta->type = JM_T_RAID1;
2674 meta->type = JM_T_RAID5;
2678 meta->type = JM_T_RAID01;
2685 bcopy(JMICRON_MAGIC, meta->signature, sizeof(JMICRON_MAGIC));
2686 meta->version = JMICRON_VERSION;
2687 meta->offset = rdp->offset_sectors / 16;
2688 disk_sectors = rdp->total_sectors / (rdp->width - (rdp->type == AR_RAID5));
2689 meta->disk_sectors_low = disk_sectors & 0xffff;
2690 meta->disk_sectors_high = disk_sectors >> 16;
2691 strncpy(meta->name, rdp->name, sizeof(meta->name));
2692 meta->stripe_shift = ffs(rdp->interleave) - 2;
2694 for (disk = 0; disk < rdp->total_disks; disk++) {
2695 if (rdp->disks[disk].serial[0])
2696 bcopy(rdp->disks[disk].serial,&meta->disks[disk],sizeof(u_int32_t));
2698 meta->disks[disk] = (u_int32_t)(uintptr_t)rdp->disks[disk].dev;
2701 for (disk = 0; disk < rdp->total_disks; disk++) {
2702 if (rdp->disks[disk].dev) {
2703 u_int16_t checksum = 0, *ptr;
2706 meta->disk_id = meta->disks[disk];
2708 for (ptr = (u_int16_t *)meta, count = 0; count < 64; count++)
2710 meta->checksum -= checksum;
2712 if (testing || bootverbose)
2713 ata_raid_jmicron_print_meta(meta);
2715 if (ata_raid_rw(rdp->disks[disk].dev,
2716 JMICRON_LBA(rdp->disks[disk].dev),
2717 meta, sizeof(struct jmicron_raid_conf),
2718 ATA_R_WRITE | ATA_R_DIRECT)) {
2719 device_printf(rdp->disks[disk].dev, "write metadata failed\n");
2724 /* handle spares XXX SOS */
2730 /* LSILogic V2 MegaRAID Metadata */
2732 ata_raid_lsiv2_read_meta(device_t dev, struct ar_softc **raidp)
2734 struct ata_raid_subdisk *ars = device_get_softc(dev);
2735 device_t parent = device_get_parent(dev);
2736 struct lsiv2_raid_conf *meta;
2737 struct ar_softc *raid = NULL;
2738 int array, retval = 0;
2740 if (!(meta = (struct lsiv2_raid_conf *)
2741 kmalloc(sizeof(struct lsiv2_raid_conf), M_AR, M_WAITOK | M_ZERO)))
2744 if (ata_raid_rw(parent, LSIV2_LBA(parent),
2745 meta, sizeof(struct lsiv2_raid_conf), ATA_R_READ)) {
2746 if (testing || bootverbose)
2747 device_printf(parent, "LSI (v2) read metadata failed\n");
2751 /* check if this is a LSI RAID struct */
2752 if (strncmp(meta->lsi_id, LSIV2_MAGIC, strlen(LSIV2_MAGIC))) {
2753 if (testing || bootverbose)
2754 device_printf(parent, "LSI (v2) check1 failed\n");
2758 if (testing || bootverbose)
2759 ata_raid_lsiv2_print_meta(meta);
2761 /* now convert LSI (v2) config meta into our generic form */
2762 for (array = 0; array < MAX_ARRAYS; array++) {
2763 int raid_entry, conf_entry;
2765 if (!raidp[array + meta->raid_number]) {
2766 raidp[array + meta->raid_number] =
2767 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
2769 if (!raidp[array + meta->raid_number]) {
2770 device_printf(parent, "failed to allocate metadata storage\n");
2774 raid = raidp[array + meta->raid_number];
2775 if (raid->format && (raid->format != AR_F_LSIV2_RAID))
2778 if (raid->magic_0 &&
2779 ((raid->magic_0 != meta->timestamp) ||
2780 (raid->magic_1 != meta->raid_number)))
2783 array += meta->raid_number;
2785 raid_entry = meta->raid_number;
2786 conf_entry = (meta->configs[raid_entry].raid.config_offset >> 4) +
2787 meta->disk_number - 1;
2789 switch (meta->configs[raid_entry].raid.type) {
2791 raid->magic_0 = meta->timestamp;
2792 raid->magic_1 = meta->raid_number;
2793 raid->type = AR_T_RAID0;
2794 raid->interleave = meta->configs[raid_entry].raid.stripe_sectors;
2795 raid->width = meta->configs[raid_entry].raid.array_width;
2799 raid->magic_0 = meta->timestamp;
2800 raid->magic_1 = meta->raid_number;
2801 raid->type = AR_T_RAID1;
2802 raid->width = meta->configs[raid_entry].raid.array_width;
2805 case LSIV2_T_RAID0 | LSIV2_T_RAID1:
2806 raid->magic_0 = meta->timestamp;
2807 raid->magic_1 = meta->raid_number;
2808 raid->type = AR_T_RAID01;
2809 raid->interleave = meta->configs[raid_entry].raid.stripe_sectors;
2810 raid->width = meta->configs[raid_entry].raid.array_width;
2814 device_printf(parent, "LSI v2 unknown RAID type 0x%02x\n",
2815 meta->configs[raid_entry].raid.type);
2816 kfree(raidp[array], M_AR);
2817 raidp[array] = NULL;
2821 raid->format = AR_F_LSIV2_RAID;
2822 raid->generation = 0;
2823 raid->total_disks = meta->configs[raid_entry].raid.disk_count;
2824 raid->total_sectors = meta->configs[raid_entry].raid.total_sectors;
2827 raid->cylinders = raid->total_sectors / (63 * 255);
2828 raid->offset_sectors = 0;
2829 raid->rebuild_lba = 0;
2832 if (meta->configs[conf_entry].disk.device != LSIV2_D_NONE) {
2833 raid->disks[meta->disk_number].dev = parent;
2834 raid->disks[meta->disk_number].sectors =
2835 meta->configs[conf_entry].disk.disk_sectors;
2836 raid->disks[meta->disk_number].flags =
2837 (AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
2838 ars->raid[raid->volume] = raid;
2839 ars->disk_number[raid->volume] = meta->disk_number;
2843 raid->disks[meta->disk_number].flags &= ~AR_DF_ONLINE;
2853 /* LSILogic V3 MegaRAID Metadata */
2855 ata_raid_lsiv3_read_meta(device_t dev, struct ar_softc **raidp)
2857 struct ata_raid_subdisk *ars = device_get_softc(dev);
2858 device_t parent = device_get_parent(dev);
2859 struct lsiv3_raid_conf *meta;
2860 struct ar_softc *raid = NULL;
2861 u_int8_t checksum, *ptr;
2862 int array, entry, count, disk_number, retval = 0;
2864 if (!(meta = (struct lsiv3_raid_conf *)
2865 kmalloc(sizeof(struct lsiv3_raid_conf), M_AR, M_WAITOK | M_ZERO)))
2868 if (ata_raid_rw(parent, LSIV3_LBA(parent),
2869 meta, sizeof(struct lsiv3_raid_conf), ATA_R_READ)) {
2870 if (testing || bootverbose)
2871 device_printf(parent, "LSI (v3) read metadata failed\n");
2875 /* check if this is a LSI RAID struct */
2876 if (strncmp(meta->lsi_id, LSIV3_MAGIC, strlen(LSIV3_MAGIC))) {
2877 if (testing || bootverbose)
2878 device_printf(parent, "LSI (v3) check1 failed\n");
2882 /* check if the checksum is OK */
2883 for (checksum = 0, ptr = meta->lsi_id, count = 0; count < 512; count++)
2886 if (testing || bootverbose)
2887 device_printf(parent, "LSI (v3) check2 failed\n");
2891 if (testing || bootverbose)
2892 ata_raid_lsiv3_print_meta(meta);
2894 /* now convert LSI (v3) config meta into our generic form */
2895 for (array = 0, entry = 0; array < MAX_ARRAYS && entry < 8;) {
2896 if (!raidp[array]) {
2898 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
2900 if (!raidp[array]) {
2901 device_printf(parent, "failed to allocate metadata storage\n");
2905 raid = raidp[array];
2906 if (raid->format && (raid->format != AR_F_LSIV3_RAID)) {
2911 if ((raid->format == AR_F_LSIV3_RAID) &&
2912 (raid->magic_0 != meta->timestamp)) {
2917 switch (meta->raid[entry].total_disks) {
2922 if (meta->raid[entry].device == meta->device) {
2931 disk_number = (meta->device & (LSIV3_D_DEVICE|LSIV3_D_CHANNEL))?1:0;
2934 device_printf(parent, "lsiv3 > 2 disk support untested!!\n");
2935 disk_number = (meta->device & LSIV3_D_DEVICE ? 1 : 0) +
2936 (meta->device & LSIV3_D_CHANNEL ? 2 : 0);
2940 switch (meta->raid[entry].type) {
2942 raid->type = AR_T_RAID0;
2943 raid->width = meta->raid[entry].total_disks;
2947 raid->type = AR_T_RAID1;
2948 raid->width = meta->raid[entry].array_width;
2952 device_printf(parent, "LSI v3 unknown RAID type 0x%02x\n",
2953 meta->raid[entry].type);
2954 kfree(raidp[array], M_AR);
2955 raidp[array] = NULL;
2960 raid->magic_0 = meta->timestamp;
2961 raid->format = AR_F_LSIV3_RAID;
2962 raid->generation = 0;
2963 raid->interleave = meta->raid[entry].stripe_pages * 8;
2964 raid->total_disks = meta->raid[entry].total_disks;
2965 raid->total_sectors = raid->width * meta->raid[entry].sectors;
2968 raid->cylinders = raid->total_sectors / (63 * 255);
2969 raid->offset_sectors = meta->raid[entry].offset;
2970 raid->rebuild_lba = 0;
2973 raid->disks[disk_number].dev = parent;
2974 raid->disks[disk_number].sectors = raid->total_sectors / raid->width;
2975 raid->disks[disk_number].flags =
2976 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
2977 ars->raid[raid->volume] = raid;
2978 ars->disk_number[raid->volume] = disk_number;
2989 /* nVidia MediaShield Metadata */
2991 ata_raid_nvidia_read_meta(device_t dev, struct ar_softc **raidp)
2993 struct ata_raid_subdisk *ars = device_get_softc(dev);
2994 device_t parent = device_get_parent(dev);
2995 struct nvidia_raid_conf *meta;
2996 struct ar_softc *raid = NULL;
2997 u_int32_t checksum, *ptr;
2998 int array, count, retval = 0;
3000 if (!(meta = (struct nvidia_raid_conf *)
3001 kmalloc(sizeof(struct nvidia_raid_conf), M_AR, M_WAITOK | M_ZERO)))
3004 if (ata_raid_rw(parent, NVIDIA_LBA(parent),
3005 meta, sizeof(struct nvidia_raid_conf), ATA_R_READ)) {
3006 if (testing || bootverbose)
3007 device_printf(parent, "nVidia read metadata failed\n");
3011 /* check if this is a nVidia RAID struct */
3012 if (strncmp(meta->nvidia_id, NV_MAGIC, strlen(NV_MAGIC))) {
3013 if (testing || bootverbose)
3014 device_printf(parent, "nVidia check1 failed\n");
3018 /* check if the checksum is OK */
3019 for (checksum = 0, ptr = (u_int32_t*)meta, count = 0;
3020 count < meta->config_size; count++)
3023 if (testing || bootverbose)
3024 device_printf(parent, "nVidia check2 failed\n");
3028 if (testing || bootverbose)
3029 ata_raid_nvidia_print_meta(meta);
3031 /* now convert nVidia meta into our generic form */
3032 for (array = 0; array < MAX_ARRAYS; array++) {
3033 if (!raidp[array]) {
3035 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
3037 if (!raidp[array]) {
3038 device_printf(parent, "failed to allocate metadata storage\n");
3042 raid = raidp[array];
3043 if (raid->format && (raid->format != AR_F_NVIDIA_RAID))
3046 if (raid->format == AR_F_NVIDIA_RAID &&
3047 ((raid->magic_0 != meta->magic_1) ||
3048 (raid->magic_1 != meta->magic_2))) {
3052 switch (meta->type) {
3054 raid->type = AR_T_SPAN;
3058 raid->type = AR_T_RAID0;
3062 raid->type = AR_T_RAID1;
3066 raid->type = AR_T_RAID5;
3070 raid->type = AR_T_RAID01;
3074 device_printf(parent, "nVidia unknown RAID type 0x%02x\n",
3076 kfree(raidp[array], M_AR);
3077 raidp[array] = NULL;
3080 raid->magic_0 = meta->magic_1;
3081 raid->magic_1 = meta->magic_2;
3082 raid->format = AR_F_NVIDIA_RAID;
3083 raid->generation = 0;
3084 raid->interleave = meta->stripe_sectors;
3085 raid->width = meta->array_width;
3086 raid->total_disks = meta->total_disks;
3087 raid->total_sectors = meta->total_sectors;
3090 raid->cylinders = raid->total_sectors / (63 * 255);
3091 raid->offset_sectors = 0;
3092 raid->rebuild_lba = meta->rebuild_lba;
3094 raid->status = AR_S_READY;
3095 if (meta->status & NV_S_DEGRADED)
3096 raid->status |= AR_S_DEGRADED;
3098 raid->disks[meta->disk_number].dev = parent;
3099 raid->disks[meta->disk_number].sectors =
3100 raid->total_sectors / raid->width;
3101 raid->disks[meta->disk_number].flags =
3102 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
3103 ars->raid[raid->volume] = raid;
3104 ars->disk_number[raid->volume] = meta->disk_number;
3114 /* Promise FastTrak Metadata */
3116 ata_raid_promise_read_meta(device_t dev, struct ar_softc **raidp, int native)
3118 struct ata_raid_subdisk *ars = device_get_softc(dev);
3119 device_t parent = device_get_parent(dev);
3120 struct promise_raid_conf *meta;
3121 struct ar_softc *raid;
3122 u_int32_t checksum, *ptr;
3123 int array, count, disk, disksum = 0, retval = 0;
3125 if (!(meta = (struct promise_raid_conf *)
3126 kmalloc(sizeof(struct promise_raid_conf), M_AR, M_WAITOK | M_ZERO)))
3129 if (ata_raid_rw(parent, PROMISE_LBA(parent),
3130 meta, sizeof(struct promise_raid_conf), ATA_R_READ)) {
3131 if (testing || bootverbose)
3132 device_printf(parent, "%s read metadata failed\n",
3133 native ? "FreeBSD" : "Promise");
3137 /* check the signature */
3139 if (strncmp(meta->promise_id, ATA_MAGIC, strlen(ATA_MAGIC))) {
3140 if (testing || bootverbose)
3141 device_printf(parent, "FreeBSD check1 failed\n");
3146 if (strncmp(meta->promise_id, PR_MAGIC, strlen(PR_MAGIC))) {
3147 if (testing || bootverbose)
3148 device_printf(parent, "Promise check1 failed\n");
3153 /* check if the checksum is OK */
3154 for (checksum = 0, ptr = (u_int32_t *)meta, count = 0; count < 511; count++)
3156 if (checksum != *ptr) {
3157 if (testing || bootverbose)
3158 device_printf(parent, "%s check2 failed\n",
3159 native ? "FreeBSD" : "Promise");
3163 /* check on disk integrity status */
3164 if (meta->raid.integrity != PR_I_VALID) {
3165 if (testing || bootverbose)
3166 device_printf(parent, "%s check3 failed\n",
3167 native ? "FreeBSD" : "Promise");
3171 if (testing || bootverbose)
3172 ata_raid_promise_print_meta(meta);
3174 /* now convert Promise metadata into our generic form */
3175 for (array = 0; array < MAX_ARRAYS; array++) {
3176 if (!raidp[array]) {
3178 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
3180 if (!raidp[array]) {
3181 device_printf(parent, "failed to allocate metadata storage\n");
3185 raid = raidp[array];
3187 (raid->format != (native ? AR_F_FREEBSD_RAID : AR_F_PROMISE_RAID)))
3190 if ((raid->format == (native ? AR_F_FREEBSD_RAID : AR_F_PROMISE_RAID))&&
3191 !(meta->raid.magic_1 == (raid->magic_1)))
3194 /* update our knowledge about the array config based on generation */
3195 if (!meta->raid.generation || meta->raid.generation > raid->generation){
3196 switch (meta->raid.type) {
3198 raid->type = AR_T_SPAN;
3202 raid->type = AR_T_JBOD;
3206 raid->type = AR_T_RAID0;
3210 raid->type = AR_T_RAID1;
3211 if (meta->raid.array_width > 1)
3212 raid->type = AR_T_RAID01;
3216 raid->type = AR_T_RAID5;
3220 device_printf(parent, "%s unknown RAID type 0x%02x\n",
3221 native ? "FreeBSD" : "Promise", meta->raid.type);
3222 kfree(raidp[array], M_AR);
3223 raidp[array] = NULL;
3226 raid->magic_1 = meta->raid.magic_1;
3227 raid->format = (native ? AR_F_FREEBSD_RAID : AR_F_PROMISE_RAID);
3228 raid->generation = meta->raid.generation;
3229 raid->interleave = 1 << meta->raid.stripe_shift;
3230 raid->width = meta->raid.array_width;
3231 raid->total_disks = meta->raid.total_disks;
3232 raid->heads = meta->raid.heads + 1;
3233 raid->sectors = meta->raid.sectors;
3234 raid->cylinders = meta->raid.cylinders + 1;
3235 raid->total_sectors = meta->raid.total_sectors;
3236 raid->offset_sectors = 0;
3237 raid->rebuild_lba = meta->raid.rebuild_lba;
3239 if ((meta->raid.status &
3240 (PR_S_VALID | PR_S_ONLINE | PR_S_INITED | PR_S_READY)) ==
3241 (PR_S_VALID | PR_S_ONLINE | PR_S_INITED | PR_S_READY)) {
3242 raid->status |= AR_S_READY;
3243 if (meta->raid.status & PR_S_DEGRADED)
3244 raid->status |= AR_S_DEGRADED;
3247 raid->status &= ~AR_S_READY;
3249 /* convert disk flags to our internal types */
3250 for (disk = 0; disk < meta->raid.total_disks; disk++) {
3251 raid->disks[disk].dev = NULL;
3252 raid->disks[disk].flags = 0;
3253 *((u_int64_t *)(raid->disks[disk].serial)) =
3254 meta->raid.disk[disk].magic_0;
3255 disksum += meta->raid.disk[disk].flags;
3256 if (meta->raid.disk[disk].flags & PR_F_ONLINE)
3257 raid->disks[disk].flags |= AR_DF_ONLINE;
3258 if (meta->raid.disk[disk].flags & PR_F_ASSIGNED)
3259 raid->disks[disk].flags |= AR_DF_ASSIGNED;
3260 if (meta->raid.disk[disk].flags & PR_F_SPARE) {
3261 raid->disks[disk].flags &= ~(AR_DF_ONLINE | AR_DF_ASSIGNED);
3262 raid->disks[disk].flags |= AR_DF_SPARE;
3264 if (meta->raid.disk[disk].flags & (PR_F_REDIR | PR_F_DOWN))
3265 raid->disks[disk].flags &= ~AR_DF_ONLINE;
3268 device_printf(parent, "%s subdisks has no flags\n",
3269 native ? "FreeBSD" : "Promise");
3270 kfree(raidp[array], M_AR);
3271 raidp[array] = NULL;
3275 if (meta->raid.generation >= raid->generation) {
3276 int disk_number = meta->raid.disk_number;
3278 if (raid->disks[disk_number].flags && (meta->magic_0 ==
3279 *((u_int64_t *)(raid->disks[disk_number].serial)))) {
3280 raid->disks[disk_number].dev = parent;
3281 raid->disks[disk_number].flags |= AR_DF_PRESENT;
3282 raid->disks[disk_number].sectors = meta->raid.disk_sectors;
3283 if ((raid->disks[disk_number].flags &
3284 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE)) ==
3285 (AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE)) {
3286 ars->raid[raid->volume] = raid;
3287 ars->disk_number[raid->volume] = disk_number;
3301 ata_raid_promise_write_meta(struct ar_softc *rdp)
3303 struct promise_raid_conf *meta;
3304 struct timeval timestamp;
3306 int count, disk, drive, error = 0;
3308 if (!(meta = (struct promise_raid_conf *)
3309 kmalloc(sizeof(struct promise_raid_conf), M_AR, M_WAITOK))) {
3310 kprintf("ar%d: failed to allocate metadata storage\n", rdp->lun);
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 if (!(meta = (struct sii_raid_conf *)
3463 kmalloc(sizeof(struct sii_raid_conf), M_AR, M_WAITOK | M_ZERO)))
3466 if (ata_raid_rw(parent, SII_LBA(parent),
3467 meta, sizeof(struct sii_raid_conf), ATA_R_READ)) {
3468 if (testing || bootverbose)
3469 device_printf(parent, "Silicon Image read metadata failed\n");
3473 /* check if this is a Silicon Image (Medley) RAID struct */
3474 for (checksum = 0, ptr = (u_int16_t *)meta, count = 0; count < 160; count++)
3477 if (testing || bootverbose)
3478 device_printf(parent, "Silicon Image check1 failed\n");
3482 for (checksum = 0, ptr = (u_int16_t *)meta, count = 0; count < 256; count++)
3484 if (checksum != meta->checksum_1) {
3485 if (testing || bootverbose)
3486 device_printf(parent, "Silicon Image check2 failed\n");
3491 if (meta->version_major != 0x0002 ||
3492 (meta->version_minor != 0x0000 && meta->version_minor != 0x0001)) {
3493 if (testing || bootverbose)
3494 device_printf(parent, "Silicon Image check3 failed\n");
3498 if (testing || bootverbose)
3499 ata_raid_sii_print_meta(meta);
3501 /* now convert Silicon Image meta into our generic form */
3502 for (array = 0; array < MAX_ARRAYS; array++) {
3503 if (!raidp[array]) {
3505 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
3507 if (!raidp[array]) {
3508 device_printf(parent, "failed to allocate metadata storage\n");
3512 raid = raidp[array];
3513 if (raid->format && (raid->format != AR_F_SII_RAID))
3516 if (raid->format == AR_F_SII_RAID &&
3517 (raid->magic_0 != *((u_int64_t *)meta->timestamp))) {
3521 /* update our knowledge about the array config based on generation */
3522 if (!meta->generation || meta->generation > raid->generation) {
3523 switch (meta->type) {
3525 raid->type = AR_T_RAID0;
3529 raid->type = AR_T_RAID1;
3533 raid->type = AR_T_RAID01;
3537 device_printf(parent, "Silicon Image SPARE disk\n");
3538 kfree(raidp[array], M_AR);
3539 raidp[array] = NULL;
3543 device_printf(parent,"Silicon Image unknown RAID type 0x%02x\n",
3545 kfree(raidp[array], M_AR);
3546 raidp[array] = NULL;
3549 raid->magic_0 = *((u_int64_t *)meta->timestamp);
3550 raid->format = AR_F_SII_RAID;
3551 raid->generation = meta->generation;
3552 raid->interleave = meta->stripe_sectors;
3553 raid->width = (meta->raid0_disks != 0xff) ? meta->raid0_disks : 1;
3555 ((meta->raid0_disks != 0xff) ? meta->raid0_disks : 0) +
3556 ((meta->raid1_disks != 0xff) ? meta->raid1_disks : 0);
3557 raid->total_sectors = meta->total_sectors;
3560 raid->cylinders = raid->total_sectors / (63 * 255);
3561 raid->offset_sectors = 0;
3562 raid->rebuild_lba = meta->rebuild_lba;
3564 strncpy(raid->name, meta->name,
3565 min(sizeof(raid->name), sizeof(meta->name)));
3567 /* clear out any old info */
3568 if (raid->generation) {
3569 for (disk = 0; disk < raid->total_disks; disk++) {
3570 raid->disks[disk].dev = NULL;
3571 raid->disks[disk].flags = 0;
3575 if (meta->generation >= raid->generation) {
3576 /* XXX SOS add check for the right physical disk by serial# */
3577 if (meta->status & SII_S_READY) {
3578 int disk_number = (raid->type == AR_T_RAID01) ?
3579 meta->raid1_ident + (meta->raid0_ident << 1) :
3582 raid->disks[disk_number].dev = parent;
3583 raid->disks[disk_number].sectors =
3584 raid->total_sectors / raid->width;
3585 raid->disks[disk_number].flags =
3586 (AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
3587 ars->raid[raid->volume] = raid;
3588 ars->disk_number[raid->volume] = disk_number;
3600 /* Silicon Integrated Systems Metadata */
3602 ata_raid_sis_read_meta(device_t dev, struct ar_softc **raidp)
3604 struct ata_raid_subdisk *ars = device_get_softc(dev);
3605 device_t parent = device_get_parent(dev);
3606 struct sis_raid_conf *meta;
3607 struct ar_softc *raid = NULL;
3608 int array, disk_number, drive, retval = 0;
3610 if (!(meta = (struct sis_raid_conf *)
3611 kmalloc(sizeof(struct sis_raid_conf), M_AR, M_WAITOK | M_ZERO)))
3614 if (ata_raid_rw(parent, SIS_LBA(parent),
3615 meta, sizeof(struct sis_raid_conf), ATA_R_READ)) {
3616 if (testing || bootverbose)
3617 device_printf(parent,
3618 "Silicon Integrated Systems read metadata failed\n");
3621 /* check for SiS magic */
3622 if (meta->magic != SIS_MAGIC) {
3623 if (testing || bootverbose)
3624 device_printf(parent,
3625 "Silicon Integrated Systems check1 failed\n");
3629 if (testing || bootverbose)
3630 ata_raid_sis_print_meta(meta);
3632 /* now convert SiS meta into our generic form */
3633 for (array = 0; array < MAX_ARRAYS; array++) {
3634 if (!raidp[array]) {
3636 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
3638 if (!raidp[array]) {
3639 device_printf(parent, "failed to allocate metadata storage\n");
3644 raid = raidp[array];
3645 if (raid->format && (raid->format != AR_F_SIS_RAID))
3648 if ((raid->format == AR_F_SIS_RAID) &&
3649 ((raid->magic_0 != meta->controller_pci_id) ||
3650 (raid->magic_1 != meta->timestamp))) {
3654 switch (meta->type_total_disks & SIS_T_MASK) {
3656 raid->type = AR_T_JBOD;
3657 raid->width = (meta->type_total_disks & SIS_D_MASK);
3658 raid->total_sectors += SIS_LBA(parent);
3662 raid->type = AR_T_RAID0;
3663 raid->width = (meta->type_total_disks & SIS_D_MASK);
3664 if (!raid->total_sectors ||
3665 (raid->total_sectors > (raid->width * SIS_LBA(parent))))
3666 raid->total_sectors = raid->width * SIS_LBA(parent);
3670 raid->type = AR_T_RAID1;
3672 if (!raid->total_sectors || (raid->total_sectors > SIS_LBA(parent)))
3673 raid->total_sectors = SIS_LBA(parent);
3677 device_printf(parent, "Silicon Integrated Systems "
3678 "unknown RAID type 0x%08x\n", meta->magic);
3679 kfree(raidp[array], M_AR);
3680 raidp[array] = NULL;
3683 raid->magic_0 = meta->controller_pci_id;
3684 raid->magic_1 = meta->timestamp;
3685 raid->format = AR_F_SIS_RAID;
3686 raid->generation = 0;
3687 raid->interleave = meta->stripe_sectors;
3688 raid->total_disks = (meta->type_total_disks & SIS_D_MASK);
3691 raid->cylinders = raid->total_sectors / (63 * 255);
3692 raid->offset_sectors = 0;
3693 raid->rebuild_lba = 0;
3695 /* XXX SOS if total_disks > 2 this doesn't float */
3696 if (((meta->disks & SIS_D_MASTER) >> 4) == meta->disk_number)
3701 for (drive = 0; drive < raid->total_disks; drive++) {
3702 raid->disks[drive].sectors = raid->total_sectors/raid->width;
3703 if (drive == disk_number) {
3704 raid->disks[disk_number].dev = parent;
3705 raid->disks[disk_number].flags =
3706 (AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
3707 ars->raid[raid->volume] = raid;
3708 ars->disk_number[raid->volume] = disk_number;
3721 ata_raid_sis_write_meta(struct ar_softc *rdp)
3723 struct sis_raid_conf *meta;
3724 struct timeval timestamp;
3725 int disk, error = 0;
3727 if (!(meta = (struct sis_raid_conf *)
3728 kmalloc(sizeof(struct sis_raid_conf), M_AR, M_WAITOK | M_ZERO))) {
3729 kprintf("ar%d: failed to allocate metadata storage\n", rdp->lun);
3734 microtime(×tamp);
3736 meta->magic = SIS_MAGIC;
3737 /* XXX SOS if total_disks > 2 this doesn't float */
3738 for (disk = 0; disk < rdp->total_disks; disk++) {
3739 if (rdp->disks[disk].dev) {
3740 struct ata_channel *ch =
3741 device_get_softc(device_get_parent(rdp->disks[disk].dev));
3742 struct ata_device *atadev = device_get_softc(rdp->disks[disk].dev);
3743 int disk_number = 1 + ATA_DEV(atadev->unit) + (ch->unit << 1);
3745 meta->disks |= disk_number << ((1 - disk) << 2);
3748 switch (rdp->type) {
3750 meta->type_total_disks = SIS_T_JBOD;
3754 meta->type_total_disks = SIS_T_RAID0;
3758 meta->type_total_disks = SIS_T_RAID1;
3765 meta->type_total_disks |= (rdp->total_disks & SIS_D_MASK);
3766 meta->stripe_sectors = rdp->interleave;
3767 meta->timestamp = timestamp.tv_sec;
3769 for (disk = 0; disk < rdp->total_disks; disk++) {
3770 if (rdp->disks[disk].dev) {
3771 struct ata_channel *ch =
3772 device_get_softc(device_get_parent(rdp->disks[disk].dev));
3773 struct ata_device *atadev = device_get_softc(rdp->disks[disk].dev);
3775 meta->controller_pci_id =
3776 (pci_get_vendor(GRANDPARENT(rdp->disks[disk].dev)) << 16) |
3777 pci_get_device(GRANDPARENT(rdp->disks[disk].dev));
3778 bcopy(atadev->param.model, meta->model, sizeof(meta->model));
3780 /* XXX SOS if total_disks > 2 this may not float */
3781 meta->disk_number = 1 + ATA_DEV(atadev->unit) + (ch->unit << 1);
3783 if (testing || bootverbose)
3784 ata_raid_sis_print_meta(meta);
3786 if (ata_raid_rw(rdp->disks[disk].dev,
3787 SIS_LBA(rdp->disks[disk].dev),
3788 meta, sizeof(struct sis_raid_conf),
3789 ATA_R_WRITE | ATA_R_DIRECT)) {
3790 device_printf(rdp->disks[disk].dev, "write metadata failed\n");
3799 /* VIA Tech V-RAID Metadata */
3801 ata_raid_via_read_meta(device_t dev, struct ar_softc **raidp)
3803 struct ata_raid_subdisk *ars = device_get_softc(dev);
3804 device_t parent = device_get_parent(dev);
3805 struct via_raid_conf *meta;
3806 struct ar_softc *raid = NULL;
3807 u_int8_t checksum, *ptr;
3808 int array, count, disk, retval = 0;
3810 if (!(meta = (struct via_raid_conf *)
3811 kmalloc(sizeof(struct via_raid_conf), M_AR, M_WAITOK | M_ZERO)))
3814 if (ata_raid_rw(parent, VIA_LBA(parent),
3815 meta, sizeof(struct via_raid_conf), ATA_R_READ)) {
3816 if (testing || bootverbose)
3817 device_printf(parent, "VIA read metadata failed\n");
3821 /* check if this is a VIA RAID struct */
3822 if (meta->magic != VIA_MAGIC) {
3823 if (testing || bootverbose)
3824 device_printf(parent, "VIA check1 failed\n");
3828 /* calculate checksum and compare for valid */
3829 for (checksum = 0, ptr = (u_int8_t *)meta, count = 0; count < 50; count++)
3831 if (checksum != meta->checksum) {
3832 if (testing || bootverbose)
3833 device_printf(parent, "VIA check2 failed\n");
3837 if (testing || bootverbose)
3838 ata_raid_via_print_meta(meta);
3840 /* now convert VIA meta into our generic form */
3841 for (array = 0; array < MAX_ARRAYS; array++) {
3842 if (!raidp[array]) {
3844 (struct ar_softc *)kmalloc(sizeof(struct ar_softc), M_AR,
3846 if (!raidp[array]) {
3847 device_printf(parent, "failed to allocate metadata storage\n");
3851 raid = raidp[array];
3852 if (raid->format && (raid->format != AR_F_VIA_RAID))
3855 if (raid->format == AR_F_VIA_RAID && (raid->magic_0 != meta->disks[0]))
3858 switch (meta->type & VIA_T_MASK) {
3860 raid->type = AR_T_RAID0;
3861 raid->width = meta->stripe_layout & VIA_L_DISKS;
3862 if (!raid->total_sectors ||
3863 (raid->total_sectors > (raid->width * meta->disk_sectors)))
3864 raid->total_sectors = raid->width * meta->disk_sectors;
3868 raid->type = AR_T_RAID1;
3870 raid->total_sectors = meta->disk_sectors;
3874 raid->type = AR_T_RAID01;
3875 raid->width = meta->stripe_layout & VIA_L_DISKS;
3876 if (!raid->total_sectors ||
3877 (raid->total_sectors > (raid->width * meta->disk_sectors)))
3878 raid->total_sectors = raid->width * meta->disk_sectors;
3882 raid->type = AR_T_RAID5;
3883 raid->width = meta->stripe_layout & VIA_L_DISKS;
3884 if (!raid->total_sectors ||
3885 (raid->total_sectors > ((raid->width - 1)*meta->disk_sectors)))
3886 raid->total_sectors = (raid->width - 1) * meta->disk_sectors;
3890 raid->type = AR_T_SPAN;
3892 raid->total_sectors += meta->disk_sectors;
3896 device_printf(parent,"VIA unknown RAID type 0x%02x\n", meta->type);
3897 kfree(raidp[array], M_AR);
3898 raidp[array] = NULL;
3901 raid->magic_0 = meta->disks[0];
3902 raid->format = AR_F_VIA_RAID;
3903 raid->generation = 0;
3905 0x08 << ((meta->stripe_layout & VIA_L_MASK) >> VIA_L_SHIFT);
3906 for (count = 0, disk = 0; disk < 8; disk++)
3907 if (meta->disks[disk])
3909 raid->total_disks = count;
3912 raid->cylinders = raid->total_sectors / (63 * 255);
3913 raid->offset_sectors = 0;
3914 raid->rebuild_lba = 0;
3917 for (disk = 0; disk < raid->total_disks; disk++) {
3918 if (meta->disks[disk] == meta->disk_id) {
3919 raid->disks[disk].dev = parent;
3920 bcopy(&meta->disk_id, raid->disks[disk].serial,
3922 raid->disks[disk].sectors = meta->disk_sectors;
3923 raid->disks[disk].flags =
3924 (AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
3925 ars->raid[raid->volume] = raid;
3926 ars->disk_number[raid->volume] = disk;
3940 ata_raid_via_write_meta(struct ar_softc *rdp)
3942 struct via_raid_conf *meta;
3943 int disk, error = 0;
3945 if (!(meta = (struct via_raid_conf *)
3946 kmalloc(sizeof(struct via_raid_conf), M_AR, M_WAITOK | M_ZERO))) {
3947 kprintf("ar%d: failed to allocate metadata storage\n", rdp->lun);
3953 meta->magic = VIA_MAGIC;
3954 meta->dummy_0 = 0x02;
3955 switch (rdp->type) {
3957 meta->type = VIA_T_SPAN;
3958 meta->stripe_layout = (rdp->total_disks & VIA_L_DISKS);
3962 meta->type = VIA_T_RAID0;
3963 meta->stripe_layout = ((rdp->interleave >> 1) & VIA_L_MASK);
3964 meta->stripe_layout |= (rdp->total_disks & VIA_L_DISKS);
3968 meta->type = VIA_T_RAID1;
3969 meta->stripe_layout = (rdp->total_disks & VIA_L_DISKS);
3973 meta->type = VIA_T_RAID5;
3974 meta->stripe_layout = ((rdp->interleave >> 1) & VIA_L_MASK);
3975 meta->stripe_layout |= (rdp->total_disks & VIA_L_DISKS);
3979 meta->type = VIA_T_RAID01;
3980 meta->stripe_layout = ((rdp->interleave >> 1) & VIA_L_MASK);
3981 meta->stripe_layout |= (rdp->width & VIA_L_DISKS);
3988 meta->type |= VIA_T_BOOTABLE; /* XXX SOS */
3989 meta->disk_sectors =
3990 rdp->total_sectors / (rdp->width - (rdp->type == AR_RAID5));
3991 for (disk = 0; disk < rdp->total_disks; disk++)
3992 meta->disks[disk] = (u_int32_t)(uintptr_t)rdp->disks[disk].dev;
3994 for (disk = 0; disk < rdp->total_disks; disk++) {
3995 if (rdp->disks[disk].dev) {
3999 meta->disk_index = disk * sizeof(u_int32_t);
4000 if (rdp->type == AR_T_RAID01)
4001 meta->disk_index = ((meta->disk_index & 0x08) << 2) |
4002 (meta->disk_index & ~0x08);
4003 meta->disk_id = meta->disks[disk];
4005 for (ptr = (u_int8_t *)meta, count = 0; count < 50; count++)
4006 meta->checksum += *ptr++;
4008 if (testing || bootverbose)
4009 ata_raid_via_print_meta(meta);
4011 if (ata_raid_rw(rdp->disks[disk].dev,
4012 VIA_LBA(rdp->disks[disk].dev),
4013 meta, sizeof(struct via_raid_conf),
4014 ATA_R_WRITE | ATA_R_DIRECT)) {
4015 device_printf(rdp->disks[disk].dev, "write metadata failed\n");
4024 static struct ata_request *
4025 ata_raid_init_request(struct ar_softc *rdp, struct bio *bio)
4027 struct ata_request *request;
4029 if (!(request = ata_alloc_request())) {
4030 kprintf("FAILURE - out of memory in ata_raid_init_request\n");
4033 request->timeout = 5;
4034 request->retries = 2;
4035 request->callback = ata_raid_done;
4036 request->driver = rdp;
4038 switch (request->bio->bio_buf->b_cmd) {
4040 request->flags = ATA_R_READ;
4043 request->flags = ATA_R_WRITE;
4046 kprintf("ar%d: FAILURE - unknown BUF operation\n", rdp->lun);
4047 ata_free_request(request);
4049 bio->bio_buf->b_flags |= B_ERROR;
4050 bio->bio_buf->b_error = EIO;
4059 ata_raid_send_request(struct ata_request *request)
4061 struct ata_device *atadev = device_get_softc(request->dev);
4063 request->transfersize = min(request->bytecount, atadev->max_iosize);
4064 if (request->flags & ATA_R_READ) {
4065 if (atadev->mode >= ATA_DMA) {
4066 request->flags |= ATA_R_DMA;
4067 request->u.ata.command = ATA_READ_DMA;
4069 else if (atadev->max_iosize > DEV_BSIZE)
4070 request->u.ata.command = ATA_READ_MUL;
4072 request->u.ata.command = ATA_READ;
4074 else if (request->flags & ATA_R_WRITE) {
4075 if (atadev->mode >= ATA_DMA) {
4076 request->flags |= ATA_R_DMA;
4077 request->u.ata.command = ATA_WRITE_DMA;
4079 else if (atadev->max_iosize > DEV_BSIZE)
4080 request->u.ata.command = ATA_WRITE_MUL;
4082 request->u.ata.command = ATA_WRITE;
4085 device_printf(request->dev, "FAILURE - unknown IO operation\n");
4086 ata_free_request(request);
4089 request->flags |= (ATA_R_ORDERED | ATA_R_THREAD);
4090 ata_queue_request(request);
4095 ata_raid_rw(device_t dev, u_int64_t lba, void *data, u_int bcount, int flags)
4097 struct ata_device *atadev = device_get_softc(dev);
4098 struct ata_request *request;
4101 if (bcount % DEV_BSIZE) {
4102 device_printf(dev, "FAILURE - transfers must be modulo sectorsize\n");
4106 if (!(request = ata_alloc_request())) {
4107 device_printf(dev, "FAILURE - out of memory in ata_raid_rw\n");
4113 request->timeout = 10;
4114 request->retries = 0;
4115 request->data = data;
4116 request->bytecount = bcount;
4117 request->transfersize = DEV_BSIZE;
4118 request->u.ata.lba = lba;
4119 request->u.ata.count = request->bytecount / DEV_BSIZE;
4120 request->flags = flags;
4122 if (flags & ATA_R_READ) {
4123 if (atadev->mode >= ATA_DMA) {
4124 request->u.ata.command = ATA_READ_DMA;
4125 request->flags |= ATA_R_DMA;
4128 request->u.ata.command = ATA_READ;
4129 ata_queue_request(request);
4131 else if (flags & ATA_R_WRITE) {
4132 if (atadev->mode >= ATA_DMA) {
4133 request->u.ata.command = ATA_WRITE_DMA;
4134 request->flags |= ATA_R_DMA;
4137 request->u.ata.command = ATA_WRITE;
4138 ata_queue_request(request);
4141 device_printf(dev, "FAILURE - unknown IO operation\n");
4142 request->result = EIO;
4144 error = request->result;
4145 ata_free_request(request);
4153 ata_raid_subdisk_probe(device_t dev)
4160 ata_raid_subdisk_attach(device_t dev)
4162 struct ata_raid_subdisk *ars = device_get_softc(dev);
4165 for (volume = 0; volume < MAX_VOLUMES; volume++) {
4166 ars->raid[volume] = NULL;
4167 ars->disk_number[volume] = -1;
4169 ata_raid_read_metadata(dev);
4174 ata_raid_subdisk_detach(device_t dev)
4176 struct ata_raid_subdisk *ars = device_get_softc(dev);
4179 for (volume = 0; volume < MAX_VOLUMES; volume++) {
4180 if (ars->raid[volume]) {
4181 ars->raid[volume]->disks[ars->disk_number[volume]].flags &=
4182 ~(AR_DF_PRESENT | AR_DF_ONLINE);
4183 ars->raid[volume]->disks[ars->disk_number[volume]].dev = NULL;
4184 ata_raid_config_changed(ars->raid[volume], 1);
4185 ars->raid[volume] = NULL;
4186 ars->disk_number[volume] = -1;
4192 static device_method_t ata_raid_sub_methods[] = {
4193 /* device interface */
4194 DEVMETHOD(device_probe, ata_raid_subdisk_probe),
4195 DEVMETHOD(device_attach, ata_raid_subdisk_attach),
4196 DEVMETHOD(device_detach, ata_raid_subdisk_detach),
4200 static driver_t ata_raid_sub_driver = {
4202 ata_raid_sub_methods,
4203 sizeof(struct ata_raid_subdisk)
4206 DRIVER_MODULE(subdisk, ad, ata_raid_sub_driver, ata_raid_sub_devclass, NULL, NULL);
4209 ata_raid_module_event_handler(module_t mod, int what, void *arg)
4215 if (testing || bootverbose)
4216 kprintf("ATA PseudoRAID loaded\n");
4218 /* setup table to hold metadata for all ATA PseudoRAID arrays */
4219 ata_raid_arrays = kmalloc(sizeof(struct ar_soft *) * MAX_ARRAYS,
4220 M_AR, M_WAITOK | M_ZERO);
4221 if (!ata_raid_arrays) {
4222 kprintf("ataraid: no memory for metadata storage\n");
4226 /* attach found PseudoRAID arrays */
4227 for (i = 0; i < MAX_ARRAYS; i++) {
4228 struct ar_softc *rdp = ata_raid_arrays[i];
4230 if (!rdp || !rdp->format)
4232 if (testing || bootverbose)
4233 ata_raid_print_meta(rdp);
4234 ata_raid_attach(rdp, 0);
4236 ata_raid_ioctl_func = ata_raid_ioctl;
4240 /* detach found PseudoRAID arrays */
4241 for (i = 0; i < MAX_ARRAYS; i++) {
4242 struct ar_softc *rdp = ata_raid_arrays[i];
4244 if (!rdp || !rdp->status)
4246 disk_destroy(&rdp->disk);
4248 if (testing || bootverbose)
4249 kprintf("ATA PseudoRAID unloaded\n");
4251 kfree(ata_raid_arrays, M_AR);
4253 ata_raid_ioctl_func = NULL;
4261 static moduledata_t ata_raid_moduledata =
4262 { "ataraid", ata_raid_module_event_handler, NULL };
4263 DECLARE_MODULE(ata, ata_raid_moduledata, SI_SUB_RAID, SI_ORDER_FIRST);
4264 MODULE_VERSION(ataraid, 1);
4265 MODULE_DEPEND(ataraid, ata, 1, 1, 1);
4266 MODULE_DEPEND(ataraid, ad, 1, 1, 1);
4269 ata_raid_format(struct ar_softc *rdp)
4271 switch (rdp->format) {
4272 case AR_F_FREEBSD_RAID: return "FreeBSD PseudoRAID";
4273 case AR_F_ADAPTEC_RAID: return "Adaptec HostRAID";
4274 case AR_F_HPTV2_RAID: return "HighPoint v2 RocketRAID";
4275 case AR_F_HPTV3_RAID: return "HighPoint v3 RocketRAID";
4276 case AR_F_INTEL_RAID: return "Intel MatrixRAID";
4277 case AR_F_ITE_RAID: return "Integrated Technology Express";
4278 case AR_F_JMICRON_RAID: return "JMicron Technology Corp";
4279 case AR_F_LSIV2_RAID: return "LSILogic v2 MegaRAID";
4280 case AR_F_LSIV3_RAID: return "LSILogic v3 MegaRAID";
4281 case AR_F_NVIDIA_RAID: return "nVidia MediaShield";
4282 case AR_F_PROMISE_RAID: return "Promise Fasttrak";
4283 case AR_F_SII_RAID: return "Silicon Image Medley";
4284 case AR_F_SIS_RAID: return "Silicon Integrated Systems";
4285 case AR_F_VIA_RAID: return "VIA Tech V-RAID";
4286 default: return "UNKNOWN";
4291 ata_raid_type(struct ar_softc *rdp)
4293 switch (rdp->type) {
4294 case AR_T_JBOD: return "JBOD";
4295 case AR_T_SPAN: return "SPAN";
4296 case AR_T_RAID0: return "RAID0";
4297 case AR_T_RAID1: return "RAID1";
4298 case AR_T_RAID3: return "RAID3";
4299 case AR_T_RAID4: return "RAID4";
4300 case AR_T_RAID5: return "RAID5";
4301 case AR_T_RAID01: return "RAID0+1";
4302 default: return "UNKNOWN";
4307 ata_raid_flags(struct ar_softc *rdp)
4309 switch (rdp->status & (AR_S_READY | AR_S_DEGRADED | AR_S_REBUILDING)) {
4310 case AR_S_READY: return "READY";
4311 case AR_S_READY | AR_S_DEGRADED: return "DEGRADED";
4312 case AR_S_READY | AR_S_REBUILDING:
4313 case AR_S_READY | AR_S_DEGRADED | AR_S_REBUILDING: return "REBUILDING";
4314 default: return "BROKEN";
4318 /* debugging gunk */
4320 ata_raid_print_meta(struct ar_softc *raid)
4324 kprintf("********** ATA PseudoRAID ar%d Metadata **********\n", raid->lun);
4325 kprintf("=================================================\n");
4326 kprintf("format %s\n", ata_raid_format(raid));
4327 kprintf("type %s\n", ata_raid_type(raid));
4328 kprintf("flags 0x%02x %b\n", raid->status, raid->status,
4329 "\20\3REBUILDING\2DEGRADED\1READY\n");
4330 kprintf("magic_0 0x%016jx\n", raid->magic_0);
4331 kprintf("magic_1 0x%016jx\n",raid->magic_1);
4332 kprintf("generation %u\n", raid->generation);
4333 kprintf("total_sectors %ju\n", raid->total_sectors);
4334 kprintf("offset_sectors %ju\n", raid->offset_sectors);
4335 kprintf("heads %u\n", raid->heads);
4336 kprintf("sectors %u\n", raid->sectors);
4337 kprintf("cylinders %u\n", raid->cylinders);
4338 kprintf("width %u\n", raid->width);
4339 kprintf("interleave %u\n", raid->interleave);
4340 kprintf("total_disks %u\n", raid->total_disks);
4341 for (i = 0; i < raid->total_disks; i++) {
4342 kprintf(" disk %d: flags = 0x%02x %b\n", i, raid->disks[i].flags,
4343 raid->disks[i].flags, "\20\4ONLINE\3SPARE\2ASSIGNED\1PRESENT\n");
4344 if (raid->disks[i].dev) {
4346 device_printf(raid->disks[i].dev, " sectors %jd\n",
4347 raid->disks[i].sectors);
4350 kprintf("=================================================\n");
4354 ata_raid_adaptec_type(int type)
4356 static char buffer[16];
4359 case ADP_T_RAID0: return "RAID0";
4360 case ADP_T_RAID1: return "RAID1";
4361 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4367 ata_raid_adaptec_print_meta(struct adaptec_raid_conf *meta)
4371 kprintf("********* ATA Adaptec HostRAID Metadata *********\n");
4372 kprintf("magic_0 <0x%08x>\n", be32toh(meta->magic_0));
4373 kprintf("generation 0x%08x\n", be32toh(meta->generation));
4374 kprintf("dummy_0 0x%04x\n", be16toh(meta->dummy_0));
4375 kprintf("total_configs %u\n", be16toh(meta->total_configs));
4376 kprintf("dummy_1 0x%04x\n", be16toh(meta->dummy_1));
4377 kprintf("checksum 0x%04x\n", be16toh(meta->checksum));
4378 kprintf("dummy_2 0x%08x\n", be32toh(meta->dummy_2));
4379 kprintf("dummy_3 0x%08x\n", be32toh(meta->dummy_3));
4380 kprintf("flags 0x%08x\n", be32toh(meta->flags));
4381 kprintf("timestamp 0x%08x\n", be32toh(meta->timestamp));
4382 kprintf("dummy_4 0x%08x 0x%08x 0x%08x 0x%08x\n",
4383 be32toh(meta->dummy_4[0]), be32toh(meta->dummy_4[1]),
4384 be32toh(meta->dummy_4[2]), be32toh(meta->dummy_4[3]));
4385 kprintf("dummy_5 0x%08x 0x%08x 0x%08x 0x%08x\n",
4386 be32toh(meta->dummy_5[0]), be32toh(meta->dummy_5[1]),
4387 be32toh(meta->dummy_5[2]), be32toh(meta->dummy_5[3]));
4389 for (i = 0; i < be16toh(meta->total_configs); i++) {
4390 kprintf(" %d total_disks %u\n", i,
4391 be16toh(meta->configs[i].disk_number));
4392 kprintf(" %d generation %u\n", i,
4393 be16toh(meta->configs[i].generation));
4394 kprintf(" %d magic_0 0x%08x\n", i,
4395 be32toh(meta->configs[i].magic_0));
4396 kprintf(" %d dummy_0 0x%02x\n", i, meta->configs[i].dummy_0);
4397 kprintf(" %d type %s\n", i,
4398 ata_raid_adaptec_type(meta->configs[i].type));
4399 kprintf(" %d dummy_1 0x%02x\n", i, meta->configs[i].dummy_1);
4400 kprintf(" %d flags %d\n", i,
4401 be32toh(meta->configs[i].flags));
4402 kprintf(" %d dummy_2 0x%02x\n", i, meta->configs[i].dummy_2);
4403 kprintf(" %d dummy_3 0x%02x\n", i, meta->configs[i].dummy_3);
4404 kprintf(" %d dummy_4 0x%02x\n", i, meta->configs[i].dummy_4);
4405 kprintf(" %d dummy_5 0x%02x\n", i, meta->configs[i].dummy_5);
4406 kprintf(" %d disk_number %u\n", i,
4407 be32toh(meta->configs[i].disk_number));
4408 kprintf(" %d dummy_6 0x%08x\n", i,
4409 be32toh(meta->configs[i].dummy_6));
4410 kprintf(" %d sectors %u\n", i,
4411 be32toh(meta->configs[i].sectors));
4412 kprintf(" %d stripe_shift %u\n", i,
4413 be16toh(meta->configs[i].stripe_shift));
4414 kprintf(" %d dummy_7 0x%08x\n", i,
4415 be32toh(meta->configs[i].dummy_7));
4416 kprintf(" %d dummy_8 0x%08x 0x%08x 0x%08x 0x%08x\n", i,
4417 be32toh(meta->configs[i].dummy_8[0]),
4418 be32toh(meta->configs[i].dummy_8[1]),
4419 be32toh(meta->configs[i].dummy_8[2]),
4420 be32toh(meta->configs[i].dummy_8[3]));
4421 kprintf(" %d name <%s>\n", i, meta->configs[i].name);
4423 kprintf("magic_1 <0x%08x>\n", be32toh(meta->magic_1));
4424 kprintf("magic_2 <0x%08x>\n", be32toh(meta->magic_2));
4425 kprintf("magic_3 <0x%08x>\n", be32toh(meta->magic_3));
4426 kprintf("magic_4 <0x%08x>\n", be32toh(meta->magic_4));
4427 kprintf("=================================================\n");
4431 ata_raid_hptv2_type(int type)
4433 static char buffer[16];
4436 case HPTV2_T_RAID0: return "RAID0";
4437 case HPTV2_T_RAID1: return "RAID1";
4438 case HPTV2_T_RAID01_RAID0: return "RAID01_RAID0";
4439 case HPTV2_T_SPAN: return "SPAN";
4440 case HPTV2_T_RAID_3: return "RAID3";
4441 case HPTV2_T_RAID_5: return "RAID5";
4442 case HPTV2_T_JBOD: return "JBOD";
4443 case HPTV2_T_RAID01_RAID1: return "RAID01_RAID1";
4444 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4450 ata_raid_hptv2_print_meta(struct hptv2_raid_conf *meta)
4454 kprintf("****** ATA Highpoint V2 RocketRAID Metadata *****\n");
4455 kprintf("magic 0x%08x\n", meta->magic);
4456 kprintf("magic_0 0x%08x\n", meta->magic_0);
4457 kprintf("magic_1 0x%08x\n", meta->magic_1);
4458 kprintf("order 0x%08x\n", meta->order);
4459 kprintf("array_width %u\n", meta->array_width);
4460 kprintf("stripe_shift %u\n", meta->stripe_shift);
4461 kprintf("type %s\n", ata_raid_hptv2_type(meta->type));
4462 kprintf("disk_number %u\n", meta->disk_number);
4463 kprintf("total_sectors %u\n", meta->total_sectors);
4464 kprintf("disk_mode 0x%08x\n", meta->disk_mode);
4465 kprintf("boot_mode 0x%08x\n", meta->boot_mode);
4466 kprintf("boot_disk 0x%02x\n", meta->boot_disk);
4467 kprintf("boot_protect 0x%02x\n", meta->boot_protect);
4468 kprintf("log_entries 0x%02x\n", meta->error_log_entries);
4469 kprintf("log_index 0x%02x\n", meta->error_log_index);
4470 if (meta->error_log_entries) {
4471 kprintf(" timestamp reason disk status sectors lba\n");
4472 for (i = meta->error_log_index;
4473 i < meta->error_log_index + meta->error_log_entries; i++)
4474 kprintf(" 0x%08x 0x%02x 0x%02x 0x%02x 0x%02x 0x%08x\n",
4475 meta->errorlog[i%32].timestamp,
4476 meta->errorlog[i%32].reason,
4477 meta->errorlog[i%32].disk, meta->errorlog[i%32].status,
4478 meta->errorlog[i%32].sectors, meta->errorlog[i%32].lba);
4480 kprintf("rebuild_lba 0x%08x\n", meta->rebuild_lba);
4481 kprintf("dummy_1 0x%02x\n", meta->dummy_1);
4482 kprintf("name_1 <%.15s>\n", meta->name_1);
4483 kprintf("dummy_2 0x%02x\n", meta->dummy_2);
4484 kprintf("name_2 <%.15s>\n", meta->name_2);
4485 kprintf("=================================================\n");
4489 ata_raid_hptv3_type(int type)
4491 static char buffer[16];
4494 case HPTV3_T_SPARE: return "SPARE";
4495 case HPTV3_T_JBOD: return "JBOD";
4496 case HPTV3_T_SPAN: return "SPAN";
4497 case HPTV3_T_RAID0: return "RAID0";
4498 case HPTV3_T_RAID1: return "RAID1";
4499 case HPTV3_T_RAID3: return "RAID3";
4500 case HPTV3_T_RAID5: return "RAID5";
4501 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4507 ata_raid_hptv3_print_meta(struct hptv3_raid_conf *meta)
4511 kprintf("****** ATA Highpoint V3 RocketRAID Metadata *****\n");
4512 kprintf("magic 0x%08x\n", meta->magic);
4513 kprintf("magic_0 0x%08x\n", meta->magic_0);
4514 kprintf("checksum_0 0x%02x\n", meta->checksum_0);
4515 kprintf("mode 0x%02x\n", meta->mode);
4516 kprintf("user_mode 0x%02x\n", meta->user_mode);
4517 kprintf("config_entries 0x%02x\n", meta->config_entries);
4518 for (i = 0; i < meta->config_entries; i++) {
4519 kprintf("config %d:\n", i);
4520 kprintf(" total_sectors %ju\n",
4521 meta->configs[0].total_sectors +
4522 ((u_int64_t)meta->configs_high[0].total_sectors << 32));
4523 kprintf(" type %s\n",
4524 ata_raid_hptv3_type(meta->configs[i].type));
4525 kprintf(" total_disks %u\n", meta->configs[i].total_disks);
4526 kprintf(" disk_number %u\n", meta->configs[i].disk_number);
4527 kprintf(" stripe_shift %u\n", meta->configs[i].stripe_shift);
4528 kprintf(" status %b\n", meta->configs[i].status,
4529 "\20\2RAID5\1NEED_REBUILD\n");
4530 kprintf(" critical_disks %u\n", meta->configs[i].critical_disks);
4531 kprintf(" rebuild_lba %ju\n",
4532 meta->configs_high[0].rebuild_lba +
4533 ((u_int64_t)meta->configs_high[0].rebuild_lba << 32));
4535 kprintf("name <%.16s>\n", meta->name);
4536 kprintf("timestamp 0x%08x\n", meta->timestamp);
4537 kprintf("description <%.16s>\n", meta->description);
4538 kprintf("creator <%.16s>\n", meta->creator);
4539 kprintf("checksum_1 0x%02x\n", meta->checksum_1);
4540 kprintf("dummy_0 0x%02x\n", meta->dummy_0);
4541 kprintf("dummy_1 0x%02x\n", meta->dummy_1);
4542 kprintf("flags %b\n", meta->flags,
4543 "\20\4RCACHE\3WCACHE\2NCQ\1TCQ\n");
4544 kprintf("=================================================\n");
4548 ata_raid_intel_type(int type)
4550 static char buffer[16];
4553 case INTEL_T_RAID0: return "RAID0";
4554 case INTEL_T_RAID1: return "RAID1";
4555 case INTEL_T_RAID5: return "RAID5";
4556 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4562 ata_raid_intel_print_meta(struct intel_raid_conf *meta)
4564 struct intel_raid_mapping *map;
4567 kprintf("********* ATA Intel MatrixRAID Metadata *********\n");
4568 kprintf("intel_id <%.24s>\n", meta->intel_id);
4569 kprintf("version <%.6s>\n", meta->version);
4570 kprintf("checksum 0x%08x\n", meta->checksum);
4571 kprintf("config_size 0x%08x\n", meta->config_size);
4572 kprintf("config_id 0x%08x\n", meta->config_id);
4573 kprintf("generation 0x%08x\n", meta->generation);
4574 kprintf("total_disks %u\n", meta->total_disks);
4575 kprintf("total_volumes %u\n", meta->total_volumes);
4576 kprintf("DISK# serial disk_sectors disk_id flags\n");
4577 for (i = 0; i < meta->total_disks; i++ ) {
4578 kprintf(" %d <%.16s> %u 0x%08x 0x%08x\n", i,
4579 meta->disk[i].serial, meta->disk[i].sectors,
4580 meta->disk[i].id, meta->disk[i].flags);
4582 map = (struct intel_raid_mapping *)&meta->disk[meta->total_disks];
4583 for (j = 0; j < meta->total_volumes; j++) {
4584 kprintf("name %.16s\n", map->name);
4585 kprintf("total_sectors %ju\n", map->total_sectors);
4586 kprintf("state %u\n", map->state);
4587 kprintf("reserved %u\n", map->reserved);
4588 kprintf("offset %u\n", map->offset);
4589 kprintf("disk_sectors %u\n", map->disk_sectors);
4590 kprintf("stripe_count %u\n", map->stripe_count);
4591 kprintf("stripe_sectors %u\n", map->stripe_sectors);
4592 kprintf("status %u\n", map->status);
4593 kprintf("type %s\n", ata_raid_intel_type(map->type));
4594 kprintf("total_disks %u\n", map->total_disks);
4595 kprintf("magic[0] 0x%02x\n", map->magic[0]);
4596 kprintf("magic[1] 0x%02x\n", map->magic[1]);
4597 kprintf("magic[2] 0x%02x\n", map->magic[2]);
4598 for (i = 0; i < map->total_disks; i++ ) {
4599 kprintf(" disk %d at disk_idx 0x%08x\n", i, map->disk_idx[i]);
4601 map = (struct intel_raid_mapping *)&map->disk_idx[map->total_disks];
4603 kprintf("=================================================\n");
4607 ata_raid_ite_type(int type)
4609 static char buffer[16];
4612 case ITE_T_RAID0: return "RAID0";
4613 case ITE_T_RAID1: return "RAID1";
4614 case ITE_T_RAID01: return "RAID0+1";
4615 case ITE_T_SPAN: return "SPAN";
4616 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4622 ata_raid_ite_print_meta(struct ite_raid_conf *meta)
4624 kprintf("*** ATA Integrated Technology Express Metadata **\n");
4625 kprintf("ite_id <%.40s>\n", meta->ite_id);
4626 kprintf("timestamp_0 %04x/%02x/%02x %02x:%02x:%02x.%02x\n",
4627 *((u_int16_t *)meta->timestamp_0), meta->timestamp_0[2],
4628 meta->timestamp_0[3], meta->timestamp_0[5], meta->timestamp_0[4],
4629 meta->timestamp_0[7], meta->timestamp_0[6]);
4630 kprintf("total_sectors %jd\n", meta->total_sectors);
4631 kprintf("type %s\n", ata_raid_ite_type(meta->type));
4632 kprintf("stripe_1kblocks %u\n", meta->stripe_1kblocks);
4633 kprintf("timestamp_1 %04x/%02x/%02x %02x:%02x:%02x.%02x\n",
4634 *((u_int16_t *)meta->timestamp_1), meta->timestamp_1[2],
4635 meta->timestamp_1[3], meta->timestamp_1[5], meta->timestamp_1[4],
4636 meta->timestamp_1[7], meta->timestamp_1[6]);
4637 kprintf("stripe_sectors %u\n", meta->stripe_sectors);
4638 kprintf("array_width %u\n", meta->array_width);
4639 kprintf("disk_number %u\n", meta->disk_number);
4640 kprintf("disk_sectors %u\n", meta->disk_sectors);
4641 kprintf("=================================================\n");
4645 ata_raid_jmicron_type(int type)
4647 static char buffer[16];
4650 case JM_T_RAID0: return "RAID0";
4651 case JM_T_RAID1: return "RAID1";
4652 case JM_T_RAID01: return "RAID0+1";
4653 case JM_T_JBOD: return "JBOD";
4654 case JM_T_RAID5: return "RAID5";
4655 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4661 ata_raid_jmicron_print_meta(struct jmicron_raid_conf *meta)
4665 kprintf("***** ATA JMicron Technology Corp Metadata ******\n");
4666 kprintf("signature %.2s\n", meta->signature);
4667 kprintf("version 0x%04x\n", meta->version);
4668 kprintf("checksum 0x%04x\n", meta->checksum);
4669 kprintf("disk_id 0x%08x\n", meta->disk_id);
4670 kprintf("offset 0x%08x\n", meta->offset);
4671 kprintf("disk_sectors_low 0x%08x\n", meta->disk_sectors_low);
4672 kprintf("disk_sectors_high 0x%08x\n", meta->disk_sectors_high);
4673 kprintf("name %.16s\n", meta->name);
4674 kprintf("type %s\n", ata_raid_jmicron_type(meta->type));
4675 kprintf("stripe_shift %d\n", meta->stripe_shift);
4676 kprintf("flags 0x%04x\n", meta->flags);
4677 kprintf("spare:\n");
4678 for (i=0; i < 2 && meta->spare[i]; i++)
4679 kprintf(" %d 0x%08x\n", i, meta->spare[i]);
4680 kprintf("disks:\n");
4681 for (i=0; i < 8 && meta->disks[i]; i++)
4682 kprintf(" %d 0x%08x\n", i, meta->disks[i]);
4683 kprintf("=================================================\n");
4687 ata_raid_lsiv2_type(int type)
4689 static char buffer[16];
4692 case LSIV2_T_RAID0: return "RAID0";
4693 case LSIV2_T_RAID1: return "RAID1";
4694 case LSIV2_T_SPARE: return "SPARE";
4695 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4701 ata_raid_lsiv2_print_meta(struct lsiv2_raid_conf *meta)
4705 kprintf("******* ATA LSILogic V2 MegaRAID Metadata *******\n");
4706 kprintf("lsi_id <%s>\n", meta->lsi_id);
4707 kprintf("dummy_0 0x%02x\n", meta->dummy_0);
4708 kprintf("flags 0x%02x\n", meta->flags);
4709 kprintf("version 0x%04x\n", meta->version);
4710 kprintf("config_entries 0x%02x\n", meta->config_entries);
4711 kprintf("raid_count 0x%02x\n", meta->raid_count);
4712 kprintf("total_disks 0x%02x\n", meta->total_disks);
4713 kprintf("dummy_1 0x%02x\n", meta->dummy_1);
4714 kprintf("dummy_2 0x%04x\n", meta->dummy_2);
4715 for (i = 0; i < meta->config_entries; i++) {
4716 kprintf(" type %s\n",
4717 ata_raid_lsiv2_type(meta->configs[i].raid.type));
4718 kprintf(" dummy_0 %02x\n", meta->configs[i].raid.dummy_0);
4719 kprintf(" stripe_sectors %u\n",
4720 meta->configs[i].raid.stripe_sectors);
4721 kprintf(" array_width %u\n",
4722 meta->configs[i].raid.array_width);
4723 kprintf(" disk_count %u\n", meta->configs[i].raid.disk_count);
4724 kprintf(" config_offset %u\n",
4725 meta->configs[i].raid.config_offset);
4726 kprintf(" dummy_1 %u\n", meta->configs[i].raid.dummy_1);
4727 kprintf(" flags %02x\n", meta->configs[i].raid.flags);
4728 kprintf(" total_sectors %u\n",
4729 meta->configs[i].raid.total_sectors);
4731 kprintf("disk_number 0x%02x\n", meta->disk_number);
4732 kprintf("raid_number 0x%02x\n", meta->raid_number);
4733 kprintf("timestamp 0x%08x\n", meta->timestamp);
4734 kprintf("=================================================\n");
4738 ata_raid_lsiv3_type(int type)
4740 static char buffer[16];
4743 case LSIV3_T_RAID0: return "RAID0";
4744 case LSIV3_T_RAID1: return "RAID1";
4745 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4751 ata_raid_lsiv3_print_meta(struct lsiv3_raid_conf *meta)
4755 kprintf("******* ATA LSILogic V3 MegaRAID Metadata *******\n");
4756 kprintf("lsi_id <%.6s>\n", meta->lsi_id);
4757 kprintf("dummy_0 0x%04x\n", meta->dummy_0);
4758 kprintf("version 0x%04x\n", meta->version);
4759 kprintf("dummy_0 0x%04x\n", meta->dummy_1);
4760 kprintf("RAID configs:\n");
4761 for (i = 0; i < 8; i++) {
4762 if (meta->raid[i].total_disks) {
4763 kprintf("%02d stripe_pages %u\n", i,
4764 meta->raid[i].stripe_pages);
4765 kprintf("%02d type %s\n", i,
4766 ata_raid_lsiv3_type(meta->raid[i].type));
4767 kprintf("%02d total_disks %u\n", i,
4768 meta->raid[i].total_disks);
4769 kprintf("%02d array_width %u\n", i,
4770 meta->raid[i].array_width);
4771 kprintf("%02d sectors %u\n", i, meta->raid[i].sectors);
4772 kprintf("%02d offset %u\n", i, meta->raid[i].offset);
4773 kprintf("%02d device 0x%02x\n", i,
4774 meta->raid[i].device);
4777 kprintf("DISK configs:\n");
4778 for (i = 0; i < 6; i++) {
4779 if (meta->disk[i].disk_sectors) {
4780 kprintf("%02d disk_sectors %u\n", i,
4781 meta->disk[i].disk_sectors);
4782 kprintf("%02d flags 0x%02x\n", i, meta->disk[i].flags);
4785 kprintf("device 0x%02x\n", meta->device);
4786 kprintf("timestamp 0x%08x\n", meta->timestamp);
4787 kprintf("checksum_1 0x%02x\n", meta->checksum_1);
4788 kprintf("=================================================\n");
4792 ata_raid_nvidia_type(int type)
4794 static char buffer[16];
4797 case NV_T_SPAN: return "SPAN";
4798 case NV_T_RAID0: return "RAID0";
4799 case NV_T_RAID1: return "RAID1";
4800 case NV_T_RAID3: return "RAID3";
4801 case NV_T_RAID5: return "RAID5";
4802 case NV_T_RAID01: return "RAID0+1";
4803 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4809 ata_raid_nvidia_print_meta(struct nvidia_raid_conf *meta)
4811 kprintf("******** ATA nVidia MediaShield Metadata ********\n");
4812 kprintf("nvidia_id <%.8s>\n", meta->nvidia_id);
4813 kprintf("config_size %d\n", meta->config_size);
4814 kprintf("checksum 0x%08x\n", meta->checksum);
4815 kprintf("version 0x%04x\n", meta->version);
4816 kprintf("disk_number %d\n", meta->disk_number);
4817 kprintf("dummy_0 0x%02x\n", meta->dummy_0);
4818 kprintf("total_sectors %d\n", meta->total_sectors);
4819 kprintf("sectors_size %d\n", meta->sector_size);
4820 kprintf("serial %.16s\n", meta->serial);
4821 kprintf("revision %.4s\n", meta->revision);
4822 kprintf("dummy_1 0x%08x\n", meta->dummy_1);
4823 kprintf("magic_0 0x%08x\n", meta->magic_0);
4824 kprintf("magic_1 0x%016jx\n", meta->magic_1);
4825 kprintf("magic_2 0x%016jx\n", meta->magic_2);
4826 kprintf("flags 0x%02x\n", meta->flags);
4827 kprintf("array_width %d\n", meta->array_width);
4828 kprintf("total_disks %d\n", meta->total_disks);
4829 kprintf("dummy_2 0x%02x\n", meta->dummy_2);
4830 kprintf("type %s\n", ata_raid_nvidia_type(meta->type));
4831 kprintf("dummy_3 0x%04x\n", meta->dummy_3);
4832 kprintf("stripe_sectors %d\n", meta->stripe_sectors);
4833 kprintf("stripe_bytes %d\n", meta->stripe_bytes);
4834 kprintf("stripe_shift %d\n", meta->stripe_shift);
4835 kprintf("stripe_mask 0x%08x\n", meta->stripe_mask);
4836 kprintf("stripe_sizesectors %d\n", meta->stripe_sizesectors);
4837 kprintf("stripe_sizebytes %d\n", meta->stripe_sizebytes);
4838 kprintf("rebuild_lba %d\n", meta->rebuild_lba);
4839 kprintf("dummy_4 0x%08x\n", meta->dummy_4);
4840 kprintf("dummy_5 0x%08x\n", meta->dummy_5);
4841 kprintf("status 0x%08x\n", meta->status);
4842 kprintf("=================================================\n");
4846 ata_raid_promise_type(int type)
4848 static char buffer[16];
4851 case PR_T_RAID0: return "RAID0";
4852 case PR_T_RAID1: return "RAID1";
4853 case PR_T_RAID3: return "RAID3";
4854 case PR_T_RAID5: return "RAID5";
4855 case PR_T_SPAN: return "SPAN";
4856 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4862 ata_raid_promise_print_meta(struct promise_raid_conf *meta)
4866 kprintf("********* ATA Promise FastTrak Metadata *********\n");
4867 kprintf("promise_id <%s>\n", meta->promise_id);
4868 kprintf("dummy_0 0x%08x\n", meta->dummy_0);
4869 kprintf("magic_0 0x%016jx\n", meta->magic_0);
4870 kprintf("magic_1 0x%04x\n", meta->magic_1);
4871 kprintf("magic_2 0x%08x\n", meta->magic_2);
4872 kprintf("integrity 0x%08x %b\n", meta->raid.integrity,
4873 meta->raid.integrity, "\20\10VALID\n" );
4874 kprintf("flags 0x%02x %b\n",
4875 meta->raid.flags, meta->raid.flags,
4876 "\20\10READY\7DOWN\6REDIR\5DUPLICATE\4SPARE"
4877 "\3ASSIGNED\2ONLINE\1VALID\n");
4878 kprintf("disk_number %d\n", meta->raid.disk_number);
4879 kprintf("channel 0x%02x\n", meta->raid.channel);
4880 kprintf("device 0x%02x\n", meta->raid.device);
4881 kprintf("magic_0 0x%016jx\n", meta->raid.magic_0);
4882 kprintf("disk_offset %u\n", meta->raid.disk_offset);
4883 kprintf("disk_sectors %u\n", meta->raid.disk_sectors);
4884 kprintf("rebuild_lba 0x%08x\n", meta->raid.rebuild_lba);
4885 kprintf("generation 0x%04x\n", meta->raid.generation);
4886 kprintf("status 0x%02x %b\n",
4887 meta->raid.status, meta->raid.status,
4888 "\20\6MARKED\5DEGRADED\4READY\3INITED\2ONLINE\1VALID\n");
4889 kprintf("type %s\n", ata_raid_promise_type(meta->raid.type));
4890 kprintf("total_disks %u\n", meta->raid.total_disks);
4891 kprintf("stripe_shift %u\n", meta->raid.stripe_shift);
4892 kprintf("array_width %u\n", meta->raid.array_width);
4893 kprintf("array_number %u\n", meta->raid.array_number);
4894 kprintf("total_sectors %u\n", meta->raid.total_sectors);
4895 kprintf("cylinders %u\n", meta->raid.cylinders);
4896 kprintf("heads %u\n", meta->raid.heads);
4897 kprintf("sectors %u\n", meta->raid.sectors);
4898 kprintf("magic_1 0x%016jx\n", meta->raid.magic_1);
4899 kprintf("DISK# flags dummy_0 channel device magic_0\n");
4900 for (i = 0; i < 8; i++) {
4901 kprintf(" %d %b 0x%02x 0x%02x 0x%02x ",
4902 i, meta->raid.disk[i].flags,
4903 "\20\10READY\7DOWN\6REDIR\5DUPLICATE\4SPARE"
4904 "\3ASSIGNED\2ONLINE\1VALID\n", meta->raid.disk[i].dummy_0,
4905 meta->raid.disk[i].channel, meta->raid.disk[i].device);
4906 kprintf("0x%016jx\n", meta->raid.disk[i].magic_0);
4908 kprintf("checksum 0x%08x\n", meta->checksum);
4909 kprintf("=================================================\n");
4913 ata_raid_sii_type(int type)
4915 static char buffer[16];
4918 case SII_T_RAID0: return "RAID0";
4919 case SII_T_RAID1: return "RAID1";
4920 case SII_T_RAID01: return "RAID0+1";
4921 case SII_T_SPARE: return "SPARE";
4922 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4928 ata_raid_sii_print_meta(struct sii_raid_conf *meta)
4930 kprintf("******* ATA Silicon Image Medley Metadata *******\n");
4931 kprintf("total_sectors %ju\n", meta->total_sectors);
4932 kprintf("dummy_0 0x%04x\n", meta->dummy_0);
4933 kprintf("dummy_1 0x%04x\n", meta->dummy_1);
4934 kprintf("controller_pci_id 0x%08x\n", meta->controller_pci_id);
4935 kprintf("version_minor 0x%04x\n", meta->version_minor);
4936 kprintf("version_major 0x%04x\n", meta->version_major);
4937 kprintf("timestamp 20%02x/%02x/%02x %02x:%02x:%02x\n",
4938 meta->timestamp[5], meta->timestamp[4], meta->timestamp[3],
4939 meta->timestamp[2], meta->timestamp[1], meta->timestamp[0]);
4940 kprintf("stripe_sectors %u\n", meta->stripe_sectors);
4941 kprintf("dummy_2 0x%04x\n", meta->dummy_2);
4942 kprintf("disk_number %u\n", meta->disk_number);
4943 kprintf("type %s\n", ata_raid_sii_type(meta->type));
4944 kprintf("raid0_disks %u\n", meta->raid0_disks);
4945 kprintf("raid0_ident %u\n", meta->raid0_ident);
4946 kprintf("raid1_disks %u\n", meta->raid1_disks);
4947 kprintf("raid1_ident %u\n", meta->raid1_ident);
4948 kprintf("rebuild_lba %ju\n", meta->rebuild_lba);
4949 kprintf("generation 0x%08x\n", meta->generation);
4950 kprintf("status 0x%02x %b\n",
4951 meta->status, meta->status,
4953 kprintf("base_raid1_position %02x\n", meta->base_raid1_position);
4954 kprintf("base_raid0_position %02x\n", meta->base_raid0_position);
4955 kprintf("position %02x\n", meta->position);
4956 kprintf("dummy_3 %04x\n", meta->dummy_3);
4957 kprintf("name <%.16s>\n", meta->name);
4958 kprintf("checksum_0 0x%04x\n", meta->checksum_0);
4959 kprintf("checksum_1 0x%04x\n", meta->checksum_1);
4960 kprintf("=================================================\n");
4964 ata_raid_sis_type(int type)
4966 static char buffer[16];
4969 case SIS_T_JBOD: return "JBOD";
4970 case SIS_T_RAID0: return "RAID0";
4971 case SIS_T_RAID1: return "RAID1";
4972 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
4978 ata_raid_sis_print_meta(struct sis_raid_conf *meta)
4980 kprintf("**** ATA Silicon Integrated Systems Metadata ****\n");
4981 kprintf("magic 0x%04x\n", meta->magic);
4982 kprintf("disks 0x%02x\n", meta->disks);
4983 kprintf("type %s\n",
4984 ata_raid_sis_type(meta->type_total_disks & SIS_T_MASK));
4985 kprintf("total_disks %u\n", meta->type_total_disks & SIS_D_MASK);
4986 kprintf("dummy_0 0x%08x\n", meta->dummy_0);
4987 kprintf("controller_pci_id 0x%08x\n", meta->controller_pci_id);
4988 kprintf("stripe_sectors %u\n", meta->stripe_sectors);
4989 kprintf("dummy_1 0x%04x\n", meta->dummy_1);
4990 kprintf("timestamp 0x%08x\n", meta->timestamp);
4991 kprintf("model %.40s\n", meta->model);
4992 kprintf("disk_number %u\n", meta->disk_number);
4993 kprintf("dummy_2 0x%02x 0x%02x 0x%02x\n",
4994 meta->dummy_2[0], meta->dummy_2[1], meta->dummy_2[2]);
4995 kprintf("=================================================\n");
4999 ata_raid_via_type(int type)
5001 static char buffer[16];
5004 case VIA_T_RAID0: return "RAID0";
5005 case VIA_T_RAID1: return "RAID1";
5006 case VIA_T_RAID5: return "RAID5";
5007 case VIA_T_RAID01: return "RAID0+1";
5008 case VIA_T_SPAN: return "SPAN";
5009 default: ksprintf(buffer, "UNKNOWN 0x%02x", type);
5015 ata_raid_via_print_meta(struct via_raid_conf *meta)
5019 kprintf("*************** ATA VIA Metadata ****************\n");
5020 kprintf("magic 0x%02x\n", meta->magic);
5021 kprintf("dummy_0 0x%02x\n", meta->dummy_0);
5022 kprintf("type %s\n",
5023 ata_raid_via_type(meta->type & VIA_T_MASK));
5024 kprintf("bootable %d\n", meta->type & VIA_T_BOOTABLE);
5025 kprintf("unknown %d\n", meta->type & VIA_T_UNKNOWN);
5026 kprintf("disk_index 0x%02x\n", meta->disk_index);
5027 kprintf("stripe_layout 0x%02x\n", meta->stripe_layout);
5028 kprintf(" stripe_disks %d\n", meta->stripe_layout & VIA_L_DISKS);
5029 kprintf(" stripe_sectors %d\n",
5030 0x08 << ((meta->stripe_layout & VIA_L_MASK) >> VIA_L_SHIFT));
5031 kprintf("disk_sectors %ju\n", meta->disk_sectors);
5032 kprintf("disk_id 0x%08x\n", meta->disk_id);
5033 kprintf("DISK# disk_id\n");
5034 for (i = 0; i < 8; i++) {
5036 kprintf(" %d 0x%08x\n", i, meta->disks[i]);
5038 kprintf("checksum 0x%02x\n", meta->checksum);
5039 kprintf("=================================================\n");