1/*-
2 * Copyright (c) 2011 Alexander Motin <mav@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#include <sys/cdefs.h>
28__FBSDID("$FreeBSD: head/sys/geom/raid/md_nvidia.c 220210 2011-03-31 16:19:53Z mav $");
29
30#include <sys/param.h>
31#include <sys/bio.h>
32#include <sys/endian.h>
33#include <sys/kernel.h>
34#include <sys/kobj.h>
35#include <sys/limits.h>
36#include <sys/lock.h>

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579 free(arg, M_MD_NVIDIA);
580}
581
582static void
583g_raid_md_nvidia_refill(struct g_raid_softc *sc)
584{
585 struct g_raid_md_object *md;
586 struct g_raid_md_nvidia_object *mdi;
587 struct g_raid_disk *disk;
588 struct task *task;
589 int update, na;
590
591 md = sc->sc_md;
592 mdi = (struct g_raid_md_nvidia_object *)md;
593 update = 0;
594 do {
595 /* Make sure we miss anything. */
596 na = g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE);
597 if (na == mdi->mdio_total_disks)
598 break;
599
600 G_RAID_DEBUG1(1, md->mdo_softc,

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618 update += g_raid_md_nvidia_start_disk(disk);
619 if (disk->d_state == G_RAID_DISK_S_ACTIVE)
620 break;
621 }
622 }
623 } while (disk != NULL);
624
625 /* Write new metadata if we changed something. */
626 if (update)
627 g_raid_md_write_nvidia(md, NULL, NULL, NULL);
628
629 /* Update status of our need for spare. */
630 mdi->mdio_incomplete = (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) <
631 mdi->mdio_total_disks);
632
633 /* Request retaste hoping to find spare. */
634 if (mdi->mdio_incomplete) {
635 task = malloc(sizeof(struct task),

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819 struct g_consumer *rcp;
820 struct g_provider *pp;
821 struct g_raid_md_nvidia_object *mdi, *mdi1;
822 struct g_raid_softc *sc;
823 struct g_raid_disk *disk;
824 struct nvidia_raid_conf *meta;
825 struct g_raid_md_nvidia_perdisk *pd;
826 struct g_geom *geom;
827 int error, result, spare, len;
828 char name[32];
829 uint16_t vendor;
830
831 G_RAID_DEBUG(1, "Tasting NVIDIA on %s", cp->provider->name);
832 mdi = (struct g_raid_md_nvidia_object *)md;
833 pp = cp->provider;
834
835 /* Read metadata from device. */
836 meta = NULL;
837 vendor = 0xffff;
838 if (g_access(cp, 1, 0, 0) != 0)
839 return (G_RAID_MD_TASTE_FAIL);
840 g_topology_unlock();
841 len = 2;
842 if (pp->geom->rank == 1)
843 g_io_getattr("GEOM::hba_vendor", cp, &len, &vendor);
844 meta = nvidia_meta_read(cp);
845 g_topology_lock();

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855 G_RAID_DEBUG(1,
856 "NVIDIA vendor mismatch 0x%04x != 0x10de",
857 vendor);
858 }
859 }
860 return (G_RAID_MD_TASTE_FAIL);
861 }
862
863 /* Metadata valid. Print it. */
864 g_raid_md_nvidia_print(meta);
865 G_RAID_DEBUG(1, "NVIDIA disk position %d", meta->disk_number);
866 spare = 0;//(meta->type == NVIDIA_T_SPARE) ? 1 : 0;
867
868search:
869 /* Search for matching node. */
870 sc = NULL;
871 mdi1 = NULL;
872 LIST_FOREACH(geom, &mp->geom, geom) {
873 sc = geom->softc;

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1123 if (size > pp->mediasize)
1124 size = pp->mediasize;
1125 if (sectorsize < pp->sectorsize)
1126 sectorsize = pp->sectorsize;
1127 }
1128 if (error != 0)
1129 return (error);
1130
1131 if (sectorsize <= 0) {
1132 gctl_error(req, "Can't get sector size.");
1133 return (-8);
1134 }
1135
1136 /* Reserve space for metadata. */
1137 size -= 2 * sectorsize;
1138
1139 /* Handle size argument. */
1140 len = sizeof(*sizearg);
1141 sizearg = gctl_get_param(req, "size", &len);
1142 if (sizearg != NULL && len == sizeof(*sizearg) &&
1143 *sizearg > 0) {

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1358 pp = cp->provider;
1359
1360 pd = malloc(sizeof(*pd), M_MD_NVIDIA, M_WAITOK | M_ZERO);
1361 pd->pd_disk_pos = -3;
1362 pd->pd_disk_size = pp->mediasize;
1363
1364 disk = g_raid_create_disk(sc);
1365 disk->d_consumer = cp;
1366 disk->d_md_data = (void *)pd;
1367 cp->private = disk;
1368 g_topology_unlock();
1369
1370 /* Read kernel dumping information. */
1371 disk->d_kd.offset = 0;
1372 disk->d_kd.length = OFF_MAX;
1373 len = sizeof(disk->d_kd);

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1514 return (0);
1515}
1516
1517static int
1518g_raid_md_fail_disk_nvidia(struct g_raid_md_object *md,
1519 struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk)
1520{
1521 struct g_raid_softc *sc;
1522 struct g_raid_md_nvidia_perdisk *pd;
1523 struct g_raid_subdisk *sd;
1524
1525 sc = md->mdo_softc;
1526 pd = (struct g_raid_md_nvidia_perdisk *)tdisk->d_md_data;
1527
1528 /* We can't fail disk that is not a part of array now. */
1529 if (pd->pd_disk_pos < 0)
1530 return (-1);
1531
1532 /* Erase metadata to prevent disks's later resurrection. */
1533 if (tdisk->d_consumer)

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