9e34f8233b
Also dont mess with RAID's thats not attached yet and avoid panic.
4951 lines
148 KiB
C
4951 lines
148 KiB
C
/*-
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* Copyright (c) 2000 - 2006 Søren Schmidt <sos@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer,
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* without modification, immediately at the beginning of the file.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include "opt_ata.h"
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/ata.h>
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#include <sys/kernel.h>
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#include <sys/malloc.h>
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#include <sys/module.h>
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#include <sys/endian.h>
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#include <sys/bio.h>
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#include <sys/bus.h>
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#include <sys/conf.h>
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#include <sys/disk.h>
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#include <sys/cons.h>
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#include <sys/sema.h>
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#include <sys/taskqueue.h>
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#include <vm/uma.h>
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#include <machine/bus.h>
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#include <sys/rman.h>
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#include <dev/pci/pcivar.h>
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#include <geom/geom_disk.h>
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#include <dev/ata/ata-all.h>
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#include <dev/ata/ata-disk.h>
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#include <dev/ata/ata-raid.h>
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#include <dev/ata/ata-pci.h>
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#include <ata_if.h>
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/* prototypes */
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static void ata_raid_done(struct ata_request *request);
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static void ata_raid_config_changed(struct ar_softc *rdp, int writeback);
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static int ata_raid_status(struct ata_ioc_raid_config *config);
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static int ata_raid_create(struct ata_ioc_raid_config *config);
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static int ata_raid_delete(int array);
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static int ata_raid_addspare(struct ata_ioc_raid_config *config);
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static int ata_raid_rebuild(int array);
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static int ata_raid_read_metadata(device_t subdisk);
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static int ata_raid_write_metadata(struct ar_softc *rdp);
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static int ata_raid_wipe_metadata(struct ar_softc *rdp);
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static int ata_raid_adaptec_read_meta(device_t dev, struct ar_softc **raidp);
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static int ata_raid_hptv2_read_meta(device_t dev, struct ar_softc **raidp);
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static int ata_raid_hptv2_write_meta(struct ar_softc *rdp);
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static int ata_raid_hptv3_read_meta(device_t dev, struct ar_softc **raidp);
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static int ata_raid_intel_read_meta(device_t dev, struct ar_softc **raidp);
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static int ata_raid_intel_write_meta(struct ar_softc *rdp);
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static int ata_raid_ite_read_meta(device_t dev, struct ar_softc **raidp);
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static int ata_raid_jmicron_read_meta(device_t dev, struct ar_softc **raidp);
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static int ata_raid_jmicron_write_meta(struct ar_softc *rdp);
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static int ata_raid_lsiv2_read_meta(device_t dev, struct ar_softc **raidp);
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static int ata_raid_lsiv3_read_meta(device_t dev, struct ar_softc **raidp);
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static int ata_raid_nvidia_read_meta(device_t dev, struct ar_softc **raidp);
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static int ata_raid_promise_read_meta(device_t dev, struct ar_softc **raidp, int native);
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static int ata_raid_promise_write_meta(struct ar_softc *rdp);
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static int ata_raid_sii_read_meta(device_t dev, struct ar_softc **raidp);
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static int ata_raid_sis_read_meta(device_t dev, struct ar_softc **raidp);
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static int ata_raid_sis_write_meta(struct ar_softc *rdp);
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static int ata_raid_via_read_meta(device_t dev, struct ar_softc **raidp);
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static int ata_raid_via_write_meta(struct ar_softc *rdp);
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static struct ata_request *ata_raid_init_request(struct ar_softc *rdp, struct bio *bio);
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static int ata_raid_send_request(struct ata_request *request);
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static int ata_raid_rw(device_t dev, u_int64_t lba, void *data, u_int bcount, int flags);
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static char * ata_raid_format(struct ar_softc *rdp);
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static char * ata_raid_type(struct ar_softc *rdp);
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static char * ata_raid_flags(struct ar_softc *rdp);
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/* debugging only */
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static void ata_raid_print_meta(struct ar_softc *meta);
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static void ata_raid_adaptec_print_meta(struct adaptec_raid_conf *meta);
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static void ata_raid_hptv2_print_meta(struct hptv2_raid_conf *meta);
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static void ata_raid_hptv3_print_meta(struct hptv3_raid_conf *meta);
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static void ata_raid_intel_print_meta(struct intel_raid_conf *meta);
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static void ata_raid_ite_print_meta(struct ite_raid_conf *meta);
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static void ata_raid_jmicron_print_meta(struct jmicron_raid_conf *meta);
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static void ata_raid_lsiv2_print_meta(struct lsiv2_raid_conf *meta);
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static void ata_raid_lsiv3_print_meta(struct lsiv3_raid_conf *meta);
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static void ata_raid_nvidia_print_meta(struct nvidia_raid_conf *meta);
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static void ata_raid_promise_print_meta(struct promise_raid_conf *meta);
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static void ata_raid_sii_print_meta(struct sii_raid_conf *meta);
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static void ata_raid_sis_print_meta(struct sis_raid_conf *meta);
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static void ata_raid_via_print_meta(struct via_raid_conf *meta);
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/* internal vars */
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static struct ar_softc *ata_raid_arrays[MAX_ARRAYS];
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static MALLOC_DEFINE(M_AR, "ar_driver", "ATA PseudoRAID driver");
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static devclass_t ata_raid_sub_devclass;
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static int testing = 0;
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/* device structures */
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static disk_strategy_t ata_raid_strategy;
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static dumper_t ata_raid_dump;
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static void
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ata_raid_attach(struct ar_softc *rdp, int writeback)
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{
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char buffer[32];
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int disk;
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mtx_init(&rdp->lock, "ATA PseudoRAID metadata lock", NULL, MTX_DEF);
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ata_raid_config_changed(rdp, writeback);
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/* sanitize arrays total_size % (width * interleave) == 0 */
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if (rdp->type == AR_T_RAID0 || rdp->type == AR_T_RAID01 ||
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rdp->type == AR_T_RAID5) {
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rdp->total_sectors = (rdp->total_sectors/(rdp->interleave*rdp->width))*
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(rdp->interleave * rdp->width);
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sprintf(buffer, " (stripe %d KB)",
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(rdp->interleave * DEV_BSIZE) / 1024);
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}
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else
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buffer[0] = '\0';
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rdp->disk = disk_alloc();
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rdp->disk->d_strategy = ata_raid_strategy;
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rdp->disk->d_dump = ata_raid_dump;
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rdp->disk->d_name = "ar";
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rdp->disk->d_sectorsize = DEV_BSIZE;
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rdp->disk->d_mediasize = (off_t)rdp->total_sectors * DEV_BSIZE;
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rdp->disk->d_fwsectors = rdp->sectors;
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rdp->disk->d_fwheads = rdp->heads;
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rdp->disk->d_maxsize = 128 * DEV_BSIZE;
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rdp->disk->d_drv1 = rdp;
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rdp->disk->d_unit = rdp->lun;
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disk_create(rdp->disk, DISK_VERSION);
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printf("ar%d: %juMB <%s %s%s> status: %s\n", rdp->lun,
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rdp->total_sectors / ((1024L * 1024L) / DEV_BSIZE),
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ata_raid_format(rdp), ata_raid_type(rdp),
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buffer, ata_raid_flags(rdp));
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if (testing || bootverbose)
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printf("ar%d: %ju sectors [%dC/%dH/%dS] <%s> subdisks defined as:\n",
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rdp->lun, rdp->total_sectors,
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rdp->cylinders, rdp->heads, rdp->sectors, rdp->name);
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for (disk = 0; disk < rdp->total_disks; disk++) {
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printf("ar%d: disk%d ", rdp->lun, disk);
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if (rdp->disks[disk].dev) {
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if (rdp->disks[disk].flags & AR_DF_PRESENT) {
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/* status of this disk in the array */
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if (rdp->disks[disk].flags & AR_DF_ONLINE)
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printf("READY ");
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else if (rdp->disks[disk].flags & AR_DF_SPARE)
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printf("SPARE ");
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else
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printf("FREE ");
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/* what type of disk is this in the array */
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switch (rdp->type) {
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case AR_T_RAID1:
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case AR_T_RAID01:
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if (disk < rdp->width)
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printf("(master) ");
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else
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printf("(mirror) ");
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}
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/* which physical disk is used */
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printf("using %s at ata%d-%s\n",
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device_get_nameunit(rdp->disks[disk].dev),
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device_get_unit(device_get_parent(rdp->disks[disk].dev)),
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(((struct ata_device *)
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device_get_softc(rdp->disks[disk].dev))->unit ==
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ATA_MASTER) ? "master" : "slave");
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}
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else if (rdp->disks[disk].flags & AR_DF_ASSIGNED)
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printf("DOWN\n");
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else
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printf("INVALID no RAID config on this subdisk\n");
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}
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else
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printf("DOWN no device found for this subdisk\n");
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}
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}
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static int
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ata_raid_ioctl(u_long cmd, caddr_t data)
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{
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struct ata_ioc_raid_config *config = (struct ata_ioc_raid_config *)data;
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int *lun = (int *)data;
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int error = EOPNOTSUPP;
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switch (cmd) {
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case IOCATARAIDSTATUS:
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error = ata_raid_status(config);
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break;
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case IOCATARAIDCREATE:
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error = ata_raid_create(config);
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break;
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case IOCATARAIDDELETE:
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error = ata_raid_delete(*lun);
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break;
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case IOCATARAIDADDSPARE:
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error = ata_raid_addspare(config);
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break;
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case IOCATARAIDREBUILD:
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error = ata_raid_rebuild(*lun);
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break;
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}
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return error;
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}
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static void
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ata_raid_strategy(struct bio *bp)
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{
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struct ar_softc *rdp = bp->bio_disk->d_drv1;
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struct ata_request *request;
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caddr_t data;
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u_int64_t blkno, lba, blk = 0;
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int count, chunk, drv, par = 0, change = 0;
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if (!(rdp->status & AR_S_READY) ||
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(bp->bio_cmd != BIO_READ && bp->bio_cmd != BIO_WRITE)) {
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biofinish(bp, NULL, EIO);
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return;
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}
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bp->bio_resid = bp->bio_bcount;
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for (count = howmany(bp->bio_bcount, DEV_BSIZE),
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blkno = bp->bio_pblkno, data = bp->bio_data;
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count > 0;
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count -= chunk, blkno += chunk, data += (chunk * DEV_BSIZE)) {
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switch (rdp->type) {
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case AR_T_RAID1:
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drv = 0;
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lba = blkno;
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chunk = count;
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break;
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case AR_T_JBOD:
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case AR_T_SPAN:
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drv = 0;
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lba = blkno;
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while (lba >= rdp->disks[drv].sectors)
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lba -= rdp->disks[drv++].sectors;
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chunk = min(rdp->disks[drv].sectors - lba, count);
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break;
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case AR_T_RAID0:
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case AR_T_RAID01:
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chunk = blkno % rdp->interleave;
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drv = (blkno / rdp->interleave) % rdp->width;
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lba = (((blkno/rdp->interleave)/rdp->width)*rdp->interleave)+chunk;
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chunk = min(count, rdp->interleave - chunk);
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break;
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case AR_T_RAID5:
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drv = (blkno / rdp->interleave) % (rdp->width - 1);
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par = rdp->width - 1 -
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(blkno / (rdp->interleave * (rdp->width - 1))) % rdp->width;
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if (drv >= par)
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drv++;
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lba = ((blkno/rdp->interleave)/(rdp->width-1))*(rdp->interleave) +
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((blkno%(rdp->interleave*(rdp->width-1)))%rdp->interleave);
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chunk = min(count, rdp->interleave - (lba % rdp->interleave));
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break;
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default:
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printf("ar%d: unknown array type in ata_raid_strategy\n", rdp->lun);
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biofinish(bp, NULL, EIO);
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return;
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}
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/* offset on all but "first on HPTv2" */
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if (!(drv == 0 && rdp->format == AR_F_HPTV2_RAID))
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lba += rdp->offset_sectors;
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if (!(request = ata_raid_init_request(rdp, bp))) {
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biofinish(bp, NULL, EIO);
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return;
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}
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request->data = data;
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request->bytecount = chunk * DEV_BSIZE;
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request->u.ata.lba = lba;
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request->u.ata.count = request->bytecount / DEV_BSIZE;
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switch (rdp->type) {
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case AR_T_JBOD:
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case AR_T_SPAN:
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case AR_T_RAID0:
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if (((rdp->disks[drv].flags & (AR_DF_PRESENT|AR_DF_ONLINE)) ==
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(AR_DF_PRESENT|AR_DF_ONLINE) && !rdp->disks[drv].dev)) {
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rdp->disks[drv].flags &= ~AR_DF_ONLINE;
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ata_raid_config_changed(rdp, 1);
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ata_free_request(request);
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biofinish(bp, NULL, EIO);
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return;
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}
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request->this = drv;
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request->dev = rdp->disks[request->this].dev;
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ata_raid_send_request(request);
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break;
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case AR_T_RAID1:
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case AR_T_RAID01:
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if ((rdp->disks[drv].flags &
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(AR_DF_PRESENT|AR_DF_ONLINE))==(AR_DF_PRESENT|AR_DF_ONLINE) &&
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!rdp->disks[drv].dev) {
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rdp->disks[drv].flags &= ~AR_DF_ONLINE;
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change = 1;
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}
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if ((rdp->disks[drv + rdp->width].flags &
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(AR_DF_PRESENT|AR_DF_ONLINE))==(AR_DF_PRESENT|AR_DF_ONLINE) &&
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!rdp->disks[drv + rdp->width].dev) {
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rdp->disks[drv + rdp->width].flags &= ~AR_DF_ONLINE;
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change = 1;
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}
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if (change)
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ata_raid_config_changed(rdp, 1);
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if (!(rdp->status & AR_S_READY)) {
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ata_free_request(request);
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biofinish(bp, NULL, EIO);
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return;
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}
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if (rdp->status & AR_S_REBUILDING)
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blk = ((lba / rdp->interleave) * rdp->width) * rdp->interleave +
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(rdp->interleave * (drv % rdp->width)) +
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lba % rdp->interleave;;
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if (bp->bio_cmd == BIO_READ) {
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int src_online =
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(rdp->disks[drv].flags & AR_DF_ONLINE);
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int mir_online =
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(rdp->disks[drv+rdp->width].flags & AR_DF_ONLINE);
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/* if mirror gone or close to last access on source */
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if (!mir_online ||
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((src_online) &&
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bp->bio_pblkno >=
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(rdp->disks[drv].last_lba - AR_PROXIMITY) &&
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bp->bio_pblkno <=
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(rdp->disks[drv].last_lba + AR_PROXIMITY))) {
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rdp->toggle = 0;
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}
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/* if source gone or close to last access on mirror */
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else if (!src_online ||
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((mir_online) &&
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bp->bio_pblkno >=
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(rdp->disks[drv+rdp->width].last_lba-AR_PROXIMITY) &&
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bp->bio_pblkno <=
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(rdp->disks[drv+rdp->width].last_lba+AR_PROXIMITY))) {
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drv += rdp->width;
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rdp->toggle = 1;
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}
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/* not close to any previous access, toggle */
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else {
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if (rdp->toggle)
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rdp->toggle = 0;
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else {
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drv += rdp->width;
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rdp->toggle = 1;
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}
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}
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if ((rdp->status & AR_S_REBUILDING) &&
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(blk <= rdp->rebuild_lba) &&
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((blk + chunk) > rdp->rebuild_lba)) {
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struct ata_composite *composite;
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struct ata_request *rebuild;
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int this;
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/* figure out what part to rebuild */
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if (drv < rdp->width)
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this = drv + rdp->width;
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else
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this = drv - rdp->width;
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/* do we have a spare to rebuild on ? */
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if (rdp->disks[this].flags & AR_DF_SPARE) {
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if ((composite = ata_alloc_composite())) {
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if ((rebuild = ata_alloc_request())) {
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rdp->rebuild_lba = blk + chunk;
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bcopy(request, rebuild,
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sizeof(struct ata_request));
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rebuild->this = this;
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rebuild->dev = rdp->disks[this].dev;
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rebuild->flags &= ~ATA_R_READ;
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rebuild->flags |= ATA_R_WRITE;
|
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mtx_init(&composite->lock,
|
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"ATA PseudoRAID rebuild lock",
|
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NULL, MTX_DEF);
|
|
composite->residual = request->bytecount;
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composite->rd_needed |= (1 << drv);
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composite->wr_depend |= (1 << drv);
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composite->wr_needed |= (1 << this);
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composite->request[drv] = request;
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composite->request[this] = rebuild;
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request->composite = composite;
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rebuild->composite = composite;
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ata_raid_send_request(rebuild);
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}
|
|
else {
|
|
ata_free_composite(composite);
|
|
printf("DOH! ata_alloc_request failed!\n");
|
|
}
|
|
}
|
|
else {
|
|
printf("DOH! ata_alloc_composite failed!\n");
|
|
}
|
|
}
|
|
else if (rdp->disks[this].flags & AR_DF_ONLINE) {
|
|
/*
|
|
* if we got here we are a chunk of a RAID01 that
|
|
* does not need a rebuild, but we need to increment
|
|
* the rebuild_lba address to get the rebuild to
|
|
* move to the next chunk correctly
|
|
*/
|
|
rdp->rebuild_lba = blk + chunk;
|
|
}
|
|
else
|
|
printf("DOH! we didn't find the rebuild part\n");
|
|
}
|
|
}
|
|
if (bp->bio_cmd == BIO_WRITE) {
|
|
if ((rdp->disks[drv+rdp->width].flags & AR_DF_ONLINE) ||
|
|
((rdp->status & AR_S_REBUILDING) &&
|
|
(rdp->disks[drv+rdp->width].flags & AR_DF_SPARE) &&
|
|
((blk < rdp->rebuild_lba) ||
|
|
((blk <= rdp->rebuild_lba) &&
|
|
((blk + chunk) > rdp->rebuild_lba))))) {
|
|
if ((rdp->disks[drv].flags & AR_DF_ONLINE) ||
|
|
((rdp->status & AR_S_REBUILDING) &&
|
|
(rdp->disks[drv].flags & AR_DF_SPARE) &&
|
|
((blk < rdp->rebuild_lba) ||
|
|
((blk <= rdp->rebuild_lba) &&
|
|
((blk + chunk) > rdp->rebuild_lba))))) {
|
|
struct ata_request *mirror;
|
|
struct ata_composite *composite;
|
|
int this = drv + rdp->width;
|
|
|
|
if ((composite = ata_alloc_composite())) {
|
|
if ((mirror = ata_alloc_request())) {
|
|
if ((blk <= rdp->rebuild_lba) &&
|
|
((blk + chunk) > rdp->rebuild_lba))
|
|
rdp->rebuild_lba = blk + chunk;
|
|
bcopy(request, mirror,
|
|
sizeof(struct ata_request));
|
|
mirror->this = this;
|
|
mirror->dev = rdp->disks[this].dev;
|
|
mtx_init(&composite->lock,
|
|
"ATA PseudoRAID mirror lock",
|
|
NULL, MTX_DEF);
|
|
composite->residual = request->bytecount;
|
|
composite->wr_needed |= (1 << drv);
|
|
composite->wr_needed |= (1 << this);
|
|
composite->request[drv] = request;
|
|
composite->request[this] = mirror;
|
|
request->composite = composite;
|
|
mirror->composite = composite;
|
|
ata_raid_send_request(mirror);
|
|
rdp->disks[this].last_lba =
|
|
bp->bio_pblkno + chunk;
|
|
}
|
|
else {
|
|
ata_free_composite(composite);
|
|
printf("DOH! ata_alloc_request failed!\n");
|
|
}
|
|
}
|
|
else {
|
|
printf("DOH! ata_alloc_composite failed!\n");
|
|
}
|
|
}
|
|
else
|
|
drv += rdp->width;
|
|
}
|
|
}
|
|
request->this = drv;
|
|
request->dev = rdp->disks[request->this].dev;
|
|
ata_raid_send_request(request);
|
|
rdp->disks[request->this].last_lba = bp->bio_pblkno + chunk;
|
|
break;
|
|
|
|
case AR_T_RAID5:
|
|
if (((rdp->disks[drv].flags & (AR_DF_PRESENT|AR_DF_ONLINE)) ==
|
|
(AR_DF_PRESENT|AR_DF_ONLINE) && !rdp->disks[drv].dev)) {
|
|
rdp->disks[drv].flags &= ~AR_DF_ONLINE;
|
|
change = 1;
|
|
}
|
|
if (((rdp->disks[par].flags & (AR_DF_PRESENT|AR_DF_ONLINE)) ==
|
|
(AR_DF_PRESENT|AR_DF_ONLINE) && !rdp->disks[par].dev)) {
|
|
rdp->disks[par].flags &= ~AR_DF_ONLINE;
|
|
change = 1;
|
|
}
|
|
if (change)
|
|
ata_raid_config_changed(rdp, 1);
|
|
if (!(rdp->status & AR_S_READY)) {
|
|
ata_free_request(request);
|
|
biofinish(bp, NULL, EIO);
|
|
return;
|
|
}
|
|
if (rdp->status & AR_S_DEGRADED) {
|
|
/* do the XOR game if possible */
|
|
}
|
|
else {
|
|
request->this = drv;
|
|
request->dev = rdp->disks[request->this].dev;
|
|
if (bp->bio_cmd == BIO_READ) {
|
|
ata_raid_send_request(request);
|
|
}
|
|
if (bp->bio_cmd == BIO_WRITE) {
|
|
ata_raid_send_request(request);
|
|
// sikre at læs-modify-skriv til hver disk er atomarisk.
|
|
// par kopi af request
|
|
// læse orgdata fra drv
|
|
// skriv nydata til drv
|
|
// læse parorgdata fra par
|
|
// skriv orgdata xor parorgdata xor nydata til par
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
printf("ar%d: unknown array type in ata_raid_strategy\n", rdp->lun);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
ata_raid_done(struct ata_request *request)
|
|
{
|
|
struct ar_softc *rdp = request->driver;
|
|
struct ata_composite *composite = NULL;
|
|
struct bio *bp = request->bio;
|
|
int i, mirror, finished = 0;
|
|
|
|
switch (rdp->type) {
|
|
case AR_T_JBOD:
|
|
case AR_T_SPAN:
|
|
case AR_T_RAID0:
|
|
if (request->result) {
|
|
rdp->disks[request->this].flags &= ~AR_DF_ONLINE;
|
|
ata_raid_config_changed(rdp, 1);
|
|
bp->bio_error = request->result;
|
|
finished = 1;
|
|
}
|
|
else {
|
|
bp->bio_resid -= request->donecount;
|
|
if (!bp->bio_resid)
|
|
finished = 1;
|
|
}
|
|
break;
|
|
|
|
case AR_T_RAID1:
|
|
case AR_T_RAID01:
|
|
if (request->this < rdp->width)
|
|
mirror = request->this + rdp->width;
|
|
else
|
|
mirror = request->this - rdp->width;
|
|
if (request->result) {
|
|
rdp->disks[request->this].flags &= ~AR_DF_ONLINE;
|
|
ata_raid_config_changed(rdp, 1);
|
|
}
|
|
if (rdp->status & AR_S_READY) {
|
|
u_int64_t blk = 0;
|
|
|
|
if (rdp->status & AR_S_REBUILDING)
|
|
blk = ((request->u.ata.lba / rdp->interleave) * rdp->width) *
|
|
rdp->interleave + (rdp->interleave *
|
|
(request->this % rdp->width)) +
|
|
request->u.ata.lba % rdp->interleave;
|
|
|
|
if (bp->bio_cmd == BIO_READ) {
|
|
|
|
/* is this a rebuild composite */
|
|
if ((composite = request->composite)) {
|
|
mtx_lock(&composite->lock);
|
|
|
|
/* handle the read part of a rebuild composite */
|
|
if (request->flags & ATA_R_READ) {
|
|
|
|
/* if read failed array is now broken */
|
|
if (request->result) {
|
|
rdp->disks[request->this].flags &= ~AR_DF_ONLINE;
|
|
ata_raid_config_changed(rdp, 1);
|
|
bp->bio_error = request->result;
|
|
rdp->rebuild_lba = blk;
|
|
finished = 1;
|
|
}
|
|
|
|
/* good data, update how far we've gotten */
|
|
else {
|
|
bp->bio_resid -= request->donecount;
|
|
composite->residual -= request->donecount;
|
|
if (!composite->residual) {
|
|
if (composite->wr_done & (1 << mirror))
|
|
finished = 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* handle the write part of a rebuild composite */
|
|
else if (request->flags & ATA_R_WRITE) {
|
|
if (composite->rd_done & (1 << mirror)) {
|
|
if (request->result) {
|
|
printf("DOH! rebuild failed\n"); /* XXX SOS */
|
|
rdp->rebuild_lba = blk;
|
|
}
|
|
if (!composite->residual)
|
|
finished = 1;
|
|
}
|
|
}
|
|
mtx_unlock(&composite->lock);
|
|
}
|
|
|
|
/* if read failed retry on the mirror */
|
|
else if (request->result) {
|
|
request->dev = rdp->disks[mirror].dev;
|
|
request->flags &= ~ATA_R_TIMEOUT;
|
|
ata_raid_send_request(request);
|
|
return;
|
|
}
|
|
|
|
/* we have good data */
|
|
else {
|
|
bp->bio_resid -= request->donecount;
|
|
if (!bp->bio_resid)
|
|
finished = 1;
|
|
}
|
|
}
|
|
else if (bp->bio_cmd == BIO_WRITE) {
|
|
/* do we have a mirror or rebuild to deal with ? */
|
|
if ((composite = request->composite)) {
|
|
mtx_lock(&composite->lock);
|
|
if (composite->wr_done & (1 << mirror)) {
|
|
if (request->result) {
|
|
if (composite->request[mirror]->result) {
|
|
printf("DOH! all disks failed and got here\n");
|
|
bp->bio_error = EIO;
|
|
}
|
|
if (rdp->status & AR_S_REBUILDING) {
|
|
rdp->rebuild_lba = blk;
|
|
printf("DOH! rebuild failed\n"); /* XXX SOS */
|
|
}
|
|
bp->bio_resid -=
|
|
composite->request[mirror]->donecount;
|
|
composite->residual -=
|
|
composite->request[mirror]->donecount;
|
|
}
|
|
else {
|
|
bp->bio_resid -= request->donecount;
|
|
composite->residual -= request->donecount;
|
|
}
|
|
if (!composite->residual)
|
|
finished = 1;
|
|
}
|
|
mtx_unlock(&composite->lock);
|
|
}
|
|
/* no mirror we are done */
|
|
else {
|
|
bp->bio_resid -= request->donecount;
|
|
if (!bp->bio_resid)
|
|
finished = 1;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
biofinish(bp, NULL, request->result);
|
|
break;
|
|
|
|
case AR_T_RAID5:
|
|
if (request->result) {
|
|
rdp->disks[request->this].flags &= ~AR_DF_ONLINE;
|
|
ata_raid_config_changed(rdp, 1);
|
|
if (rdp->status & AR_S_READY) {
|
|
if (bp->bio_cmd == BIO_READ) {
|
|
/* do the XOR game to recover data */
|
|
}
|
|
if (bp->bio_cmd == BIO_WRITE) {
|
|
/* if the parity failed we're OK sortof */
|
|
/* otherwise wee need to do the XOR long dance */
|
|
}
|
|
finished = 1;
|
|
}
|
|
else
|
|
biofinish(bp, NULL, request->result);
|
|
}
|
|
else {
|
|
// did we have an XOR game going ??
|
|
bp->bio_resid -= request->donecount;
|
|
if (!bp->bio_resid)
|
|
finished = 1;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
printf("ar%d: unknown array type in ata_raid_done\n", rdp->lun);
|
|
}
|
|
|
|
if (finished) {
|
|
if ((rdp->status & AR_S_REBUILDING) &&
|
|
rdp->rebuild_lba >= rdp->total_sectors) {
|
|
int disk;
|
|
|
|
for (disk = 0; disk < rdp->total_disks; disk++) {
|
|
if ((rdp->disks[disk].flags &
|
|
(AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_SPARE)) ==
|
|
(AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_SPARE)) {
|
|
rdp->disks[disk].flags &= ~AR_DF_SPARE;
|
|
rdp->disks[disk].flags |= AR_DF_ONLINE;
|
|
}
|
|
}
|
|
rdp->status &= ~AR_S_REBUILDING;
|
|
ata_raid_config_changed(rdp, 1);
|
|
}
|
|
if (!bp->bio_resid)
|
|
biodone(bp);
|
|
}
|
|
|
|
if (composite) {
|
|
if (finished) {
|
|
/* we are done with this composite, free all resources */
|
|
for (i = 0; i < 32; i++) {
|
|
if (composite->rd_needed & (1 << i) ||
|
|
composite->wr_needed & (1 << i)) {
|
|
ata_free_request(composite->request[i]);
|
|
}
|
|
}
|
|
mtx_destroy(&composite->lock);
|
|
ata_free_composite(composite);
|
|
}
|
|
}
|
|
else
|
|
ata_free_request(request);
|
|
}
|
|
|
|
static int
|
|
ata_raid_dump(void *arg, void *virtual, vm_offset_t physical,
|
|
off_t offset, size_t length)
|
|
{
|
|
struct disk *dp = arg;
|
|
struct ar_softc *rdp = dp->d_drv1;
|
|
struct bio bp;
|
|
|
|
/* length zero is special and really means flush buffers to media */
|
|
if (!length) {
|
|
int disk, error;
|
|
|
|
for (disk = 0, error = 0; disk < rdp->total_disks; disk++)
|
|
if (rdp->disks[disk].dev)
|
|
error |= ata_controlcmd(rdp->disks[disk].dev,
|
|
ATA_FLUSHCACHE, 0, 0, 0);
|
|
return (error ? EIO : 0);
|
|
}
|
|
|
|
bzero(&bp, sizeof(struct bio));
|
|
bp.bio_disk = dp;
|
|
bp.bio_pblkno = offset / DEV_BSIZE;
|
|
bp.bio_bcount = length;
|
|
bp.bio_data = virtual;
|
|
bp.bio_cmd = BIO_WRITE;
|
|
ata_raid_strategy(&bp);
|
|
return bp.bio_error;
|
|
}
|
|
|
|
static void
|
|
ata_raid_config_changed(struct ar_softc *rdp, int writeback)
|
|
{
|
|
int disk, count, status;
|
|
|
|
mtx_lock(&rdp->lock);
|
|
/* set default all working mode */
|
|
status = rdp->status;
|
|
rdp->status &= ~AR_S_DEGRADED;
|
|
rdp->status |= AR_S_READY;
|
|
|
|
/* make sure all lost drives are accounted for */
|
|
for (disk = 0; disk < rdp->total_disks; disk++) {
|
|
if (!(rdp->disks[disk].flags & AR_DF_PRESENT))
|
|
rdp->disks[disk].flags &= ~AR_DF_ONLINE;
|
|
}
|
|
|
|
/* depending on RAID type figure out our health status */
|
|
switch (rdp->type) {
|
|
case AR_T_JBOD:
|
|
case AR_T_SPAN:
|
|
case AR_T_RAID0:
|
|
for (disk = 0; disk < rdp->total_disks; disk++)
|
|
if (!(rdp->disks[disk].flags & AR_DF_ONLINE))
|
|
rdp->status &= ~AR_S_READY;
|
|
break;
|
|
|
|
case AR_T_RAID1:
|
|
case AR_T_RAID01:
|
|
for (disk = 0; disk < rdp->width; disk++) {
|
|
if (!(rdp->disks[disk].flags & AR_DF_ONLINE) &&
|
|
!(rdp->disks[disk + rdp->width].flags & AR_DF_ONLINE)) {
|
|
rdp->status &= ~AR_S_READY;
|
|
}
|
|
else if (((rdp->disks[disk].flags & AR_DF_ONLINE) &&
|
|
!(rdp->disks[disk + rdp->width].flags & AR_DF_ONLINE)) ||
|
|
(!(rdp->disks[disk].flags & AR_DF_ONLINE) &&
|
|
(rdp->disks [disk + rdp->width].flags & AR_DF_ONLINE))) {
|
|
rdp->status |= AR_S_DEGRADED;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case AR_T_RAID5:
|
|
for (count = 0, disk = 0; disk < rdp->total_disks; disk++) {
|
|
if (!(rdp->disks[disk].flags & AR_DF_ONLINE))
|
|
count++;
|
|
}
|
|
if (count) {
|
|
if (count > 1)
|
|
rdp->status &= ~AR_S_READY;
|
|
else
|
|
rdp->status |= AR_S_DEGRADED;
|
|
}
|
|
break;
|
|
default:
|
|
rdp->status &= ~AR_S_READY;
|
|
}
|
|
|
|
if (rdp->status != status) {
|
|
if (!(rdp->status & AR_S_READY)) {
|
|
printf("ar%d: FAILURE - %s array broken\n",
|
|
rdp->lun, ata_raid_type(rdp));
|
|
}
|
|
else if (rdp->status & AR_S_DEGRADED) {
|
|
if (rdp->type & (AR_T_RAID1 | AR_T_RAID01))
|
|
printf("ar%d: WARNING - mirror", rdp->lun);
|
|
else
|
|
printf("ar%d: WARNING - parity", rdp->lun);
|
|
printf(" protection lost. %s array in DEGRADED mode\n",
|
|
ata_raid_type(rdp));
|
|
}
|
|
}
|
|
mtx_unlock(&rdp->lock);
|
|
if (writeback)
|
|
ata_raid_write_metadata(rdp);
|
|
|
|
}
|
|
|
|
static int
|
|
ata_raid_status(struct ata_ioc_raid_config *config)
|
|
{
|
|
struct ar_softc *rdp;
|
|
int i;
|
|
|
|
if (!(rdp = ata_raid_arrays[config->lun]))
|
|
return ENXIO;
|
|
|
|
config->type = rdp->type;
|
|
config->total_disks = rdp->total_disks;
|
|
for (i = 0; i < rdp->total_disks; i++ ) {
|
|
if ((rdp->disks[i].flags & AR_DF_PRESENT) && rdp->disks[i].dev)
|
|
config->disks[i] = device_get_unit(rdp->disks[i].dev);
|
|
else
|
|
config->disks[i] = -1;
|
|
}
|
|
config->interleave = rdp->interleave;
|
|
config->status = rdp->status;
|
|
config->progress = 100 * rdp->rebuild_lba / rdp->total_sectors;
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ata_raid_create(struct ata_ioc_raid_config *config)
|
|
{
|
|
struct ar_softc *rdp;
|
|
device_t subdisk;
|
|
int array, disk;
|
|
int ctlr = 0, disk_size = 0, total_disks = 0;
|
|
|
|
for (array = 0; array < MAX_ARRAYS; array++) {
|
|
if (!ata_raid_arrays[array])
|
|
break;
|
|
}
|
|
if (array >= MAX_ARRAYS)
|
|
return ENOSPC;
|
|
|
|
if (!(rdp = (struct ar_softc*)malloc(sizeof(struct ar_softc), M_AR,
|
|
M_NOWAIT | M_ZERO))) {
|
|
printf("ar%d: no memory for metadata storage\n", array);
|
|
return ENOMEM;
|
|
}
|
|
|
|
for (disk = 0; disk < config->total_disks; disk++) {
|
|
if ((subdisk = devclass_get_device(ata_raid_sub_devclass,
|
|
config->disks[disk]))) {
|
|
struct ata_raid_subdisk *ars = device_get_softc(subdisk);
|
|
|
|
/* is device already assigned to another array ? */
|
|
if (ars->raid[rdp->volume]) {
|
|
config->disks[disk] = -1;
|
|
free(rdp, M_AR);
|
|
return EBUSY;
|
|
}
|
|
rdp->disks[disk].dev = device_get_parent(subdisk);
|
|
|
|
switch (pci_get_vendor(GRANDPARENT(rdp->disks[disk].dev))) {
|
|
case ATA_HIGHPOINT_ID:
|
|
/*
|
|
* we need some way to decide if it should be v2 or v3
|
|
* for now just use v2 since the v3 BIOS knows how to
|
|
* handle that as well.
|
|
*/
|
|
ctlr = AR_F_HPTV2_RAID;
|
|
rdp->disks[disk].sectors = HPTV3_LBA(rdp->disks[disk].dev);
|
|
break;
|
|
|
|
case ATA_INTEL_ID:
|
|
ctlr = AR_F_INTEL_RAID;
|
|
rdp->disks[disk].sectors = INTEL_LBA(rdp->disks[disk].dev);
|
|
break;
|
|
|
|
case ATA_ITE_ID:
|
|
ctlr = AR_F_ITE_RAID;
|
|
rdp->disks[disk].sectors = ITE_LBA(rdp->disks[disk].dev);
|
|
break;
|
|
|
|
case ATA_JMICRON_ID:
|
|
ctlr = AR_F_JMICRON_RAID;
|
|
rdp->disks[disk].sectors = JMICRON_LBA(rdp->disks[disk].dev);
|
|
break;
|
|
|
|
case 0: /* XXX SOS cover up for bug in our PCI code */
|
|
case ATA_PROMISE_ID:
|
|
ctlr = AR_F_PROMISE_RAID;
|
|
rdp->disks[disk].sectors = PROMISE_LBA(rdp->disks[disk].dev);
|
|
break;
|
|
|
|
case ATA_SIS_ID:
|
|
ctlr = AR_F_SIS_RAID;
|
|
rdp->disks[disk].sectors = SIS_LBA(rdp->disks[disk].dev);
|
|
break;
|
|
|
|
case ATA_ATI_ID:
|
|
case ATA_VIA_ID:
|
|
ctlr = AR_F_VIA_RAID;
|
|
rdp->disks[disk].sectors = VIA_LBA(rdp->disks[disk].dev);
|
|
break;
|
|
|
|
default:
|
|
/* XXX SOS
|
|
* right, so here we are, we have an ATA chip and we want
|
|
* to create a RAID and store the metadata.
|
|
* we need to find a way to tell what kind of metadata this
|
|
* hardware's BIOS might be using (good ideas are welcomed)
|
|
* for now we just use our own native FreeBSD format.
|
|
* the only way to get support for the BIOS format is to
|
|
* setup the RAID from there, in that case we pickup the
|
|
* metadata format from the disks (if we support it).
|
|
*/
|
|
printf("WARNING!! - not able to determine metadata format\n"
|
|
"WARNING!! - Using FreeBSD PseudoRAID metadata\n"
|
|
"If that is not what you want, use the BIOS to "
|
|
"create the array\n");
|
|
ctlr = AR_F_FREEBSD_RAID;
|
|
rdp->disks[disk].sectors = PROMISE_LBA(rdp->disks[disk].dev);
|
|
break;
|
|
}
|
|
|
|
/* we need all disks to be of the same format */
|
|
if ((rdp->format & AR_F_FORMAT_MASK) &&
|
|
(rdp->format & AR_F_FORMAT_MASK) != (ctlr & AR_F_FORMAT_MASK)) {
|
|
free(rdp, M_AR);
|
|
return EXDEV;
|
|
}
|
|
else
|
|
rdp->format = ctlr;
|
|
|
|
/* use the smallest disk of the lots size */
|
|
/* gigabyte boundry ??? XXX SOS */
|
|
if (disk_size)
|
|
disk_size = min(rdp->disks[disk].sectors, disk_size);
|
|
else
|
|
disk_size = rdp->disks[disk].sectors;
|
|
rdp->disks[disk].flags =
|
|
(AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
|
|
|
|
total_disks++;
|
|
}
|
|
else {
|
|
config->disks[disk] = -1;
|
|
free(rdp, M_AR);
|
|
return ENXIO;
|
|
}
|
|
}
|
|
|
|
if (total_disks != config->total_disks) {
|
|
free(rdp, M_AR);
|
|
return ENODEV;
|
|
}
|
|
|
|
switch (config->type) {
|
|
case AR_T_JBOD:
|
|
case AR_T_SPAN:
|
|
case AR_T_RAID0:
|
|
break;
|
|
|
|
case AR_T_RAID1:
|
|
if (total_disks != 2) {
|
|
free(rdp, M_AR);
|
|
return EPERM;
|
|
}
|
|
break;
|
|
|
|
case AR_T_RAID01:
|
|
if (total_disks % 2 != 0) {
|
|
free(rdp, M_AR);
|
|
return EPERM;
|
|
}
|
|
break;
|
|
|
|
case AR_T_RAID5:
|
|
if (total_disks < 3) {
|
|
free(rdp, M_AR);
|
|
return EPERM;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
free(rdp, M_AR);
|
|
return EOPNOTSUPP;
|
|
}
|
|
rdp->type = config->type;
|
|
rdp->lun = array;
|
|
if (rdp->type == AR_T_RAID0 || rdp->type == AR_T_RAID01 ||
|
|
rdp->type == AR_T_RAID5) {
|
|
int bit = 0;
|
|
|
|
while (config->interleave >>= 1)
|
|
bit++;
|
|
rdp->interleave = 1 << bit;
|
|
}
|
|
rdp->offset_sectors = 0;
|
|
|
|
/* values that depend on metadata format */
|
|
switch (rdp->format) {
|
|
case AR_F_ADAPTEC_RAID:
|
|
rdp->interleave = min(max(32, rdp->interleave), 128); /*+*/
|
|
break;
|
|
|
|
case AR_F_HPTV2_RAID:
|
|
rdp->interleave = min(max(8, rdp->interleave), 128); /*+*/
|
|
rdp->offset_sectors = HPTV2_LBA(x) + 1;
|
|
break;
|
|
|
|
case AR_F_HPTV3_RAID:
|
|
rdp->interleave = min(max(32, rdp->interleave), 4096); /*+*/
|
|
break;
|
|
|
|
case AR_F_INTEL_RAID:
|
|
rdp->interleave = min(max(8, rdp->interleave), 256); /*+*/
|
|
break;
|
|
|
|
case AR_F_ITE_RAID:
|
|
rdp->interleave = min(max(2, rdp->interleave), 128); /*+*/
|
|
break;
|
|
|
|
case AR_F_JMICRON_RAID:
|
|
rdp->interleave = min(max(8, rdp->interleave), 256); /*+*/
|
|
break;
|
|
|
|
case AR_F_LSIV2_RAID:
|
|
rdp->interleave = min(max(2, rdp->interleave), 4096);
|
|
break;
|
|
|
|
case AR_F_LSIV3_RAID:
|
|
rdp->interleave = min(max(2, rdp->interleave), 256);
|
|
break;
|
|
|
|
case AR_F_PROMISE_RAID:
|
|
rdp->interleave = min(max(2, rdp->interleave), 2048); /*+*/
|
|
break;
|
|
|
|
case AR_F_SII_RAID:
|
|
rdp->interleave = min(max(8, rdp->interleave), 256); /*+*/
|
|
break;
|
|
|
|
case AR_F_SIS_RAID:
|
|
rdp->interleave = min(max(32, rdp->interleave), 512); /*+*/
|
|
break;
|
|
|
|
case AR_F_VIA_RAID:
|
|
rdp->interleave = min(max(8, rdp->interleave), 128); /*+*/
|
|
break;
|
|
}
|
|
|
|
rdp->total_disks = total_disks;
|
|
rdp->width = total_disks / (rdp->type & (AR_RAID1 | AR_T_RAID01) ? 2 : 1);
|
|
rdp->total_sectors = disk_size * (rdp->width - (rdp->type == AR_RAID5));
|
|
rdp->heads = 255;
|
|
rdp->sectors = 63;
|
|
rdp->cylinders = rdp->total_sectors / (255 * 63);
|
|
rdp->rebuild_lba = 0;
|
|
rdp->status |= AR_S_READY;
|
|
|
|
/* we are committed to this array, grap the subdisks */
|
|
for (disk = 0; disk < config->total_disks; disk++) {
|
|
if ((subdisk = devclass_get_device(ata_raid_sub_devclass,
|
|
config->disks[disk]))) {
|
|
struct ata_raid_subdisk *ars = device_get_softc(subdisk);
|
|
|
|
ars->raid[rdp->volume] = rdp;
|
|
ars->disk_number[rdp->volume] = disk;
|
|
}
|
|
}
|
|
ata_raid_attach(rdp, 1);
|
|
ata_raid_arrays[array] = rdp;
|
|
config->lun = array;
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ata_raid_delete(int array)
|
|
{
|
|
struct ar_softc *rdp;
|
|
device_t subdisk;
|
|
int disk;
|
|
|
|
if (!(rdp = ata_raid_arrays[array]))
|
|
return ENXIO;
|
|
|
|
rdp->status &= ~AR_S_READY;
|
|
if (rdp->disk)
|
|
disk_destroy(rdp->disk);
|
|
|
|
for (disk = 0; disk < rdp->total_disks; disk++) {
|
|
if ((rdp->disks[disk].flags & AR_DF_PRESENT) && rdp->disks[disk].dev) {
|
|
if ((subdisk = devclass_get_device(ata_raid_sub_devclass,
|
|
device_get_unit(rdp->disks[disk].dev)))) {
|
|
struct ata_raid_subdisk *ars = device_get_softc(subdisk);
|
|
|
|
if (ars->raid[rdp->volume] != rdp) /* XXX SOS */
|
|
device_printf(subdisk, "DOH! this disk doesn't belong\n");
|
|
if (ars->disk_number[rdp->volume] != disk) /* XXX SOS */
|
|
device_printf(subdisk, "DOH! this disk number is wrong\n");
|
|
ars->raid[rdp->volume] = NULL;
|
|
ars->disk_number[rdp->volume] = -1;
|
|
}
|
|
rdp->disks[disk].flags = 0;
|
|
}
|
|
}
|
|
ata_raid_wipe_metadata(rdp);
|
|
ata_raid_arrays[array] = NULL;
|
|
free(rdp, M_AR);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ata_raid_addspare(struct ata_ioc_raid_config *config)
|
|
{
|
|
struct ar_softc *rdp;
|
|
device_t subdisk;
|
|
int disk;
|
|
|
|
if (!(rdp = ata_raid_arrays[config->lun]))
|
|
return ENXIO;
|
|
if (!(rdp->status & AR_S_DEGRADED) || !(rdp->status & AR_S_READY))
|
|
return ENXIO;
|
|
if (rdp->status & AR_S_REBUILDING)
|
|
return EBUSY;
|
|
switch (rdp->type) {
|
|
case AR_T_RAID1:
|
|
case AR_T_RAID01:
|
|
case AR_T_RAID5:
|
|
for (disk = 0; disk < rdp->total_disks; disk++ ) {
|
|
|
|
if (((rdp->disks[disk].flags & (AR_DF_PRESENT | AR_DF_ONLINE)) ==
|
|
(AR_DF_PRESENT | AR_DF_ONLINE)) && rdp->disks[disk].dev)
|
|
continue;
|
|
|
|
if ((subdisk = devclass_get_device(ata_raid_sub_devclass,
|
|
config->disks[0] ))) {
|
|
struct ata_raid_subdisk *ars = device_get_softc(subdisk);
|
|
|
|
if (ars->raid[rdp->volume])
|
|
return EBUSY;
|
|
|
|
/* XXX SOS validate size etc etc */
|
|
ars->raid[rdp->volume] = rdp;
|
|
ars->disk_number[rdp->volume] = disk;
|
|
rdp->disks[disk].dev = device_get_parent(subdisk);
|
|
rdp->disks[disk].flags =
|
|
(AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_SPARE);
|
|
|
|
device_printf(rdp->disks[disk].dev,
|
|
"inserted into ar%d disk%d as spare\n",
|
|
rdp->lun, disk);
|
|
ata_raid_config_changed(rdp, 1);
|
|
return 0;
|
|
}
|
|
}
|
|
return ENXIO;
|
|
|
|
default:
|
|
return EPERM;
|
|
}
|
|
}
|
|
|
|
static int
|
|
ata_raid_rebuild(int array)
|
|
{
|
|
struct ar_softc *rdp;
|
|
int disk, count;
|
|
|
|
if (!(rdp = ata_raid_arrays[array]))
|
|
return ENXIO;
|
|
/* XXX SOS we should lock the rdp softc here */
|
|
if (!(rdp->status & AR_S_DEGRADED) || !(rdp->status & AR_S_READY))
|
|
return ENXIO;
|
|
if (rdp->status & AR_S_REBUILDING)
|
|
return EBUSY;
|
|
|
|
switch (rdp->type) {
|
|
case AR_T_RAID1:
|
|
case AR_T_RAID01:
|
|
case AR_T_RAID5:
|
|
for (count = 0, disk = 0; disk < rdp->total_disks; disk++ ) {
|
|
if (((rdp->disks[disk].flags &
|
|
(AR_DF_PRESENT|AR_DF_ASSIGNED|AR_DF_ONLINE|AR_DF_SPARE)) ==
|
|
(AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_SPARE)) &&
|
|
rdp->disks[disk].dev) {
|
|
count++;
|
|
}
|
|
}
|
|
|
|
if (count) {
|
|
rdp->rebuild_lba = 0;
|
|
rdp->status |= AR_S_REBUILDING;
|
|
return 0;
|
|
}
|
|
return EIO;
|
|
|
|
default:
|
|
return EPERM;
|
|
}
|
|
}
|
|
|
|
static int
|
|
ata_raid_read_metadata(device_t subdisk)
|
|
{
|
|
devclass_t pci_devclass = devclass_find("pci");
|
|
devclass_t devclass=device_get_devclass(GRANDPARENT(GRANDPARENT(subdisk)));
|
|
|
|
/* prioritize vendor native metadata layout if possible */
|
|
if (devclass == pci_devclass) {
|
|
switch (pci_get_vendor(GRANDPARENT(device_get_parent(subdisk)))) {
|
|
case ATA_HIGHPOINT_ID:
|
|
if (ata_raid_hptv3_read_meta(subdisk, ata_raid_arrays))
|
|
return 0;
|
|
if (ata_raid_hptv2_read_meta(subdisk, ata_raid_arrays))
|
|
return 0;
|
|
break;
|
|
|
|
case ATA_INTEL_ID:
|
|
if (ata_raid_intel_read_meta(subdisk, ata_raid_arrays))
|
|
return 0;
|
|
break;
|
|
|
|
case ATA_ITE_ID:
|
|
if (ata_raid_ite_read_meta(subdisk, ata_raid_arrays))
|
|
return 0;
|
|
break;
|
|
|
|
case ATA_JMICRON_ID:
|
|
if (ata_raid_jmicron_read_meta(subdisk, ata_raid_arrays))
|
|
return 0;
|
|
break;
|
|
|
|
case ATA_NVIDIA_ID:
|
|
if (ata_raid_nvidia_read_meta(subdisk, ata_raid_arrays))
|
|
return 0;
|
|
break;
|
|
|
|
case 0: /* XXX SOS cover up for bug in our PCI code */
|
|
case ATA_PROMISE_ID:
|
|
if (ata_raid_promise_read_meta(subdisk, ata_raid_arrays, 0))
|
|
return 0;
|
|
break;
|
|
|
|
case ATA_ATI_ID:
|
|
case ATA_SILICON_IMAGE_ID:
|
|
if (ata_raid_sii_read_meta(subdisk, ata_raid_arrays))
|
|
return 0;
|
|
break;
|
|
|
|
case ATA_SIS_ID:
|
|
if (ata_raid_sis_read_meta(subdisk, ata_raid_arrays))
|
|
return 0;
|
|
break;
|
|
|
|
case ATA_VIA_ID:
|
|
if (ata_raid_via_read_meta(subdisk, ata_raid_arrays))
|
|
return 0;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* handle controllers that have multiple layout possibilities */
|
|
/* NOTE: the order of these are not insignificant */
|
|
|
|
/* Adaptec HostRAID */
|
|
if (ata_raid_adaptec_read_meta(subdisk, ata_raid_arrays))
|
|
return 0;
|
|
|
|
/* LSILogic v3 and v2 */
|
|
if (ata_raid_lsiv3_read_meta(subdisk, ata_raid_arrays))
|
|
return 0;
|
|
if (ata_raid_lsiv2_read_meta(subdisk, ata_raid_arrays))
|
|
return 0;
|
|
|
|
/* if none of the above matched, try FreeBSD native format */
|
|
return ata_raid_promise_read_meta(subdisk, ata_raid_arrays, 1);
|
|
}
|
|
|
|
static int
|
|
ata_raid_write_metadata(struct ar_softc *rdp)
|
|
{
|
|
switch (rdp->format) {
|
|
case AR_F_FREEBSD_RAID:
|
|
case AR_F_PROMISE_RAID:
|
|
return ata_raid_promise_write_meta(rdp);
|
|
|
|
case AR_F_HPTV3_RAID:
|
|
case AR_F_HPTV2_RAID:
|
|
/*
|
|
* always write HPT v2 metadata, the v3 BIOS knows it as well.
|
|
* this is handy since we cannot know what version BIOS is on there
|
|
*/
|
|
return ata_raid_hptv2_write_meta(rdp);
|
|
|
|
case AR_F_INTEL_RAID:
|
|
return ata_raid_intel_write_meta(rdp);
|
|
|
|
case AR_F_JMICRON_RAID:
|
|
return ata_raid_jmicron_write_meta(rdp);
|
|
|
|
case AR_F_SIS_RAID:
|
|
return ata_raid_sis_write_meta(rdp);
|
|
|
|
case AR_F_VIA_RAID:
|
|
return ata_raid_via_write_meta(rdp);
|
|
#if 0
|
|
case AR_F_HPTV3_RAID:
|
|
return ata_raid_hptv3_write_meta(rdp);
|
|
|
|
case AR_F_ADAPTEC_RAID:
|
|
return ata_raid_adaptec_write_meta(rdp);
|
|
|
|
case AR_F_ITE_RAID:
|
|
return ata_raid_ite_write_meta(rdp);
|
|
|
|
case AR_F_LSIV2_RAID:
|
|
return ata_raid_lsiv2_write_meta(rdp);
|
|
|
|
case AR_F_LSIV3_RAID:
|
|
return ata_raid_lsiv3_write_meta(rdp);
|
|
|
|
case AR_F_NVIDIA_RAID:
|
|
return ata_raid_nvidia_write_meta(rdp);
|
|
|
|
case AR_F_SII_RAID:
|
|
return ata_raid_sii_write_meta(rdp);
|
|
|
|
#endif
|
|
default:
|
|
printf("ar%d: writing of %s metadata is NOT supported yet\n",
|
|
rdp->lun, ata_raid_format(rdp));
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
static int
|
|
ata_raid_wipe_metadata(struct ar_softc *rdp)
|
|
{
|
|
int disk, error = 0;
|
|
u_int64_t lba;
|
|
u_int32_t size;
|
|
u_int8_t *meta;
|
|
|
|
for (disk = 0; disk < rdp->total_disks; disk++) {
|
|
if (rdp->disks[disk].dev) {
|
|
switch (rdp->format) {
|
|
case AR_F_ADAPTEC_RAID:
|
|
lba = ADP_LBA(rdp->disks[disk].dev);
|
|
size = sizeof(struct adaptec_raid_conf);
|
|
break;
|
|
|
|
case AR_F_HPTV2_RAID:
|
|
lba = HPTV2_LBA(rdp->disks[disk].dev);
|
|
size = sizeof(struct hptv2_raid_conf);
|
|
break;
|
|
|
|
case AR_F_HPTV3_RAID:
|
|
lba = HPTV3_LBA(rdp->disks[disk].dev);
|
|
size = sizeof(struct hptv3_raid_conf);
|
|
break;
|
|
|
|
case AR_F_INTEL_RAID:
|
|
lba = INTEL_LBA(rdp->disks[disk].dev);
|
|
size = 3 * 512; /* XXX SOS */
|
|
break;
|
|
|
|
case AR_F_ITE_RAID:
|
|
lba = ITE_LBA(rdp->disks[disk].dev);
|
|
size = sizeof(struct ite_raid_conf);
|
|
break;
|
|
|
|
case AR_F_JMICRON_RAID:
|
|
lba = JMICRON_LBA(rdp->disks[disk].dev);
|
|
size = sizeof(struct jmicron_raid_conf);
|
|
break;
|
|
|
|
case AR_F_LSIV2_RAID:
|
|
lba = LSIV2_LBA(rdp->disks[disk].dev);
|
|
size = sizeof(struct lsiv2_raid_conf);
|
|
break;
|
|
|
|
case AR_F_LSIV3_RAID:
|
|
lba = LSIV3_LBA(rdp->disks[disk].dev);
|
|
size = sizeof(struct lsiv3_raid_conf);
|
|
break;
|
|
|
|
case AR_F_NVIDIA_RAID:
|
|
lba = NVIDIA_LBA(rdp->disks[disk].dev);
|
|
size = sizeof(struct nvidia_raid_conf);
|
|
break;
|
|
|
|
case AR_F_FREEBSD_RAID:
|
|
case AR_F_PROMISE_RAID:
|
|
lba = PROMISE_LBA(rdp->disks[disk].dev);
|
|
size = sizeof(struct promise_raid_conf);
|
|
break;
|
|
|
|
case AR_F_SII_RAID:
|
|
lba = SII_LBA(rdp->disks[disk].dev);
|
|
size = sizeof(struct sii_raid_conf);
|
|
break;
|
|
|
|
case AR_F_SIS_RAID:
|
|
lba = SIS_LBA(rdp->disks[disk].dev);
|
|
size = sizeof(struct sis_raid_conf);
|
|
break;
|
|
|
|
case AR_F_VIA_RAID:
|
|
lba = VIA_LBA(rdp->disks[disk].dev);
|
|
size = sizeof(struct via_raid_conf);
|
|
break;
|
|
|
|
default:
|
|
printf("ar%d: wiping of %s metadata is NOT supported yet\n",
|
|
rdp->lun, ata_raid_format(rdp));
|
|
return ENXIO;
|
|
}
|
|
if (!(meta = malloc(size, M_AR, M_NOWAIT | M_ZERO)))
|
|
return ENOMEM;
|
|
if (ata_raid_rw(rdp->disks[disk].dev, lba, meta, size,
|
|
ATA_R_WRITE | ATA_R_DIRECT)) {
|
|
device_printf(rdp->disks[disk].dev, "wipe metadata failed\n");
|
|
error = EIO;
|
|
}
|
|
free(meta, M_AR);
|
|
}
|
|
}
|
|
return error;
|
|
}
|
|
|
|
/* Adaptec HostRAID Metadata */
|
|
static int
|
|
ata_raid_adaptec_read_meta(device_t dev, struct ar_softc **raidp)
|
|
{
|
|
struct ata_raid_subdisk *ars = device_get_softc(dev);
|
|
device_t parent = device_get_parent(dev);
|
|
struct adaptec_raid_conf *meta;
|
|
struct ar_softc *raid;
|
|
int array, disk, retval = 0;
|
|
|
|
if (!(meta = (struct adaptec_raid_conf *)
|
|
malloc(sizeof(struct adaptec_raid_conf), M_AR, M_NOWAIT | M_ZERO)))
|
|
return ENOMEM;
|
|
|
|
if (ata_raid_rw(parent, ADP_LBA(parent),
|
|
meta, sizeof(struct adaptec_raid_conf), ATA_R_READ)) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "Adaptec read metadata failed\n");
|
|
goto adaptec_out;
|
|
}
|
|
|
|
/* check if this is a Adaptec RAID struct */
|
|
if (meta->magic_0 != ADP_MAGIC_0 || meta->magic_3 != ADP_MAGIC_3) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "Adaptec check1 failed\n");
|
|
goto adaptec_out;
|
|
}
|
|
|
|
if (testing || bootverbose)
|
|
ata_raid_adaptec_print_meta(meta);
|
|
|
|
/* now convert Adaptec metadata into our generic form */
|
|
for (array = 0; array < MAX_ARRAYS; array++) {
|
|
if (!raidp[array]) {
|
|
raidp[array] =
|
|
(struct ar_softc *)malloc(sizeof(struct ar_softc), M_AR,
|
|
M_NOWAIT | M_ZERO);
|
|
if (!raidp[array]) {
|
|
device_printf(parent, "failed to allocate metadata storage\n");
|
|
goto adaptec_out;
|
|
}
|
|
}
|
|
raid = raidp[array];
|
|
if (raid->format && (raid->format != AR_F_ADAPTEC_RAID))
|
|
continue;
|
|
|
|
if (raid->magic_0 && raid->magic_0 != meta->configs[0].magic_0)
|
|
continue;
|
|
|
|
if (!meta->generation || be32toh(meta->generation) > raid->generation) {
|
|
switch (meta->configs[0].type) {
|
|
case ADP_T_RAID0:
|
|
raid->magic_0 = meta->configs[0].magic_0;
|
|
raid->type = AR_T_RAID0;
|
|
raid->interleave = 1 << (meta->configs[0].stripe_shift >> 1);
|
|
raid->width = be16toh(meta->configs[0].total_disks);
|
|
break;
|
|
|
|
case ADP_T_RAID1:
|
|
raid->magic_0 = meta->configs[0].magic_0;
|
|
raid->type = AR_T_RAID1;
|
|
raid->width = be16toh(meta->configs[0].total_disks) / 2;
|
|
break;
|
|
|
|
default:
|
|
device_printf(parent, "Adaptec unknown RAID type 0x%02x\n",
|
|
meta->configs[0].type);
|
|
free(raidp[array], M_AR);
|
|
raidp[array] = NULL;
|
|
goto adaptec_out;
|
|
}
|
|
|
|
raid->format = AR_F_ADAPTEC_RAID;
|
|
raid->generation = be32toh(meta->generation);
|
|
raid->total_disks = be16toh(meta->configs[0].total_disks);
|
|
raid->total_sectors = be32toh(meta->configs[0].sectors);
|
|
raid->heads = 255;
|
|
raid->sectors = 63;
|
|
raid->cylinders = raid->total_sectors / (63 * 255);
|
|
raid->offset_sectors = 0;
|
|
raid->rebuild_lba = 0;
|
|
raid->lun = array;
|
|
strncpy(raid->name, meta->configs[0].name,
|
|
min(sizeof(raid->name), sizeof(meta->configs[0].name)));
|
|
|
|
/* clear out any old info */
|
|
if (raid->generation) {
|
|
for (disk = 0; disk < raid->total_disks; disk++) {
|
|
raid->disks[disk].dev = NULL;
|
|
raid->disks[disk].flags = 0;
|
|
}
|
|
}
|
|
}
|
|
if (be32toh(meta->generation) >= raid->generation) {
|
|
struct ata_device *atadev = device_get_softc(parent);
|
|
struct ata_channel *ch = device_get_softc(GRANDPARENT(dev));
|
|
int disk_number = (ch->unit << !(ch->flags & ATA_NO_SLAVE)) +
|
|
ATA_DEV(atadev->unit);
|
|
|
|
raid->disks[disk_number].dev = parent;
|
|
raid->disks[disk_number].sectors =
|
|
be32toh(meta->configs[disk_number + 1].sectors);
|
|
raid->disks[disk_number].flags =
|
|
(AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
|
|
ars->raid[raid->volume] = raid;
|
|
ars->disk_number[raid->volume] = disk_number;
|
|
retval = 1;
|
|
}
|
|
break;
|
|
}
|
|
|
|
adaptec_out:
|
|
free(meta, M_AR);
|
|
return retval;
|
|
}
|
|
|
|
/* Highpoint V2 RocketRAID Metadata */
|
|
static int
|
|
ata_raid_hptv2_read_meta(device_t dev, struct ar_softc **raidp)
|
|
{
|
|
struct ata_raid_subdisk *ars = device_get_softc(dev);
|
|
device_t parent = device_get_parent(dev);
|
|
struct hptv2_raid_conf *meta;
|
|
struct ar_softc *raid = NULL;
|
|
int array, disk_number = 0, retval = 0;
|
|
|
|
if (!(meta = (struct hptv2_raid_conf *)
|
|
malloc(sizeof(struct hptv2_raid_conf), M_AR, M_NOWAIT | M_ZERO)))
|
|
return ENOMEM;
|
|
|
|
if (ata_raid_rw(parent, HPTV2_LBA(parent),
|
|
meta, sizeof(struct hptv2_raid_conf), ATA_R_READ)) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "HighPoint (v2) read metadata failed\n");
|
|
goto hptv2_out;
|
|
}
|
|
|
|
/* check if this is a HighPoint v2 RAID struct */
|
|
if (meta->magic != HPTV2_MAGIC_OK && meta->magic != HPTV2_MAGIC_BAD) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "HighPoint (v2) check1 failed\n");
|
|
goto hptv2_out;
|
|
}
|
|
|
|
/* is this disk defined, or an old leftover/spare ? */
|
|
if (!meta->magic_0) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "HighPoint (v2) check2 failed\n");
|
|
goto hptv2_out;
|
|
}
|
|
|
|
if (testing || bootverbose)
|
|
ata_raid_hptv2_print_meta(meta);
|
|
|
|
/* now convert HighPoint (v2) metadata into our generic form */
|
|
for (array = 0; array < MAX_ARRAYS; array++) {
|
|
if (!raidp[array]) {
|
|
raidp[array] =
|
|
(struct ar_softc *)malloc(sizeof(struct ar_softc), M_AR,
|
|
M_NOWAIT | M_ZERO);
|
|
if (!raidp[array]) {
|
|
device_printf(parent, "failed to allocate metadata storage\n");
|
|
goto hptv2_out;
|
|
}
|
|
}
|
|
raid = raidp[array];
|
|
if (raid->format && (raid->format != AR_F_HPTV2_RAID))
|
|
continue;
|
|
|
|
switch (meta->type) {
|
|
case HPTV2_T_RAID0:
|
|
if ((meta->order & (HPTV2_O_RAID0|HPTV2_O_OK)) ==
|
|
(HPTV2_O_RAID0|HPTV2_O_OK))
|
|
goto highpoint_raid1;
|
|
if (meta->order & (HPTV2_O_RAID0 | HPTV2_O_RAID1))
|
|
goto highpoint_raid01;
|
|
if (raid->magic_0 && raid->magic_0 != meta->magic_0)
|
|
continue;
|
|
raid->magic_0 = meta->magic_0;
|
|
raid->type = AR_T_RAID0;
|
|
raid->interleave = 1 << meta->stripe_shift;
|
|
disk_number = meta->disk_number;
|
|
if (!(meta->order & HPTV2_O_OK))
|
|
meta->magic = 0; /* mark bad */
|
|
break;
|
|
|
|
case HPTV2_T_RAID1:
|
|
highpoint_raid1:
|
|
if (raid->magic_0 && raid->magic_0 != meta->magic_0)
|
|
continue;
|
|
raid->magic_0 = meta->magic_0;
|
|
raid->type = AR_T_RAID1;
|
|
disk_number = (meta->disk_number > 0);
|
|
break;
|
|
|
|
case HPTV2_T_RAID01_RAID0:
|
|
highpoint_raid01:
|
|
if (meta->order & HPTV2_O_RAID0) {
|
|
if ((raid->magic_0 && raid->magic_0 != meta->magic_0) ||
|
|
(raid->magic_1 && raid->magic_1 != meta->magic_1))
|
|
continue;
|
|
raid->magic_0 = meta->magic_0;
|
|
raid->magic_1 = meta->magic_1;
|
|
raid->type = AR_T_RAID01;
|
|
raid->interleave = 1 << meta->stripe_shift;
|
|
disk_number = meta->disk_number;
|
|
}
|
|
else {
|
|
if (raid->magic_1 && raid->magic_1 != meta->magic_1)
|
|
continue;
|
|
raid->magic_1 = meta->magic_1;
|
|
raid->type = AR_T_RAID01;
|
|
raid->interleave = 1 << meta->stripe_shift;
|
|
disk_number = meta->disk_number + meta->array_width;
|
|
if (!(meta->order & HPTV2_O_RAID1))
|
|
meta->magic = 0; /* mark bad */
|
|
}
|
|
break;
|
|
|
|
case HPTV2_T_SPAN:
|
|
if (raid->magic_0 && raid->magic_0 != meta->magic_0)
|
|
continue;
|
|
raid->magic_0 = meta->magic_0;
|
|
raid->type = AR_T_SPAN;
|
|
disk_number = meta->disk_number;
|
|
break;
|
|
|
|
default:
|
|
device_printf(parent, "Highpoint (v2) unknown RAID type 0x%02x\n",
|
|
meta->type);
|
|
free(raidp[array], M_AR);
|
|
raidp[array] = NULL;
|
|
goto hptv2_out;
|
|
}
|
|
|
|
raid->format |= AR_F_HPTV2_RAID;
|
|
raid->disks[disk_number].dev = parent;
|
|
raid->disks[disk_number].flags = (AR_DF_PRESENT | AR_DF_ASSIGNED);
|
|
raid->lun = array;
|
|
strncpy(raid->name, meta->name_1,
|
|
min(sizeof(raid->name), sizeof(meta->name_1)));
|
|
if (meta->magic == HPTV2_MAGIC_OK) {
|
|
raid->disks[disk_number].flags |= AR_DF_ONLINE;
|
|
raid->width = meta->array_width;
|
|
raid->total_sectors = meta->total_sectors;
|
|
raid->heads = 255;
|
|
raid->sectors = 63;
|
|
raid->cylinders = raid->total_sectors / (63 * 255);
|
|
raid->offset_sectors = HPTV2_LBA(parent) + 1;
|
|
raid->rebuild_lba = meta->rebuild_lba;
|
|
raid->disks[disk_number].sectors =
|
|
raid->total_sectors / raid->width;
|
|
}
|
|
else
|
|
raid->disks[disk_number].flags &= ~AR_DF_ONLINE;
|
|
|
|
if ((raid->type & AR_T_RAID0) && (raid->total_disks < raid->width))
|
|
raid->total_disks = raid->width;
|
|
if (disk_number >= raid->total_disks)
|
|
raid->total_disks = disk_number + 1;
|
|
ars->raid[raid->volume] = raid;
|
|
ars->disk_number[raid->volume] = disk_number;
|
|
retval = 1;
|
|
break;
|
|
}
|
|
|
|
hptv2_out:
|
|
free(meta, M_AR);
|
|
return retval;
|
|
}
|
|
|
|
static int
|
|
ata_raid_hptv2_write_meta(struct ar_softc *rdp)
|
|
{
|
|
struct hptv2_raid_conf *meta;
|
|
struct timeval timestamp;
|
|
int disk, error = 0;
|
|
|
|
if (!(meta = (struct hptv2_raid_conf *)
|
|
malloc(sizeof(struct hptv2_raid_conf), M_AR, M_NOWAIT | M_ZERO))) {
|
|
printf("ar%d: failed to allocate metadata storage\n", rdp->lun);
|
|
return ENOMEM;
|
|
}
|
|
|
|
microtime(×tamp);
|
|
rdp->magic_0 = timestamp.tv_sec + 2;
|
|
rdp->magic_1 = timestamp.tv_sec;
|
|
|
|
for (disk = 0; disk < rdp->total_disks; disk++) {
|
|
if ((rdp->disks[disk].flags & (AR_DF_PRESENT | AR_DF_ONLINE)) ==
|
|
(AR_DF_PRESENT | AR_DF_ONLINE))
|
|
meta->magic = HPTV2_MAGIC_OK;
|
|
if (rdp->disks[disk].flags & AR_DF_ASSIGNED) {
|
|
meta->magic_0 = rdp->magic_0;
|
|
if (strlen(rdp->name))
|
|
strncpy(meta->name_1, rdp->name, sizeof(meta->name_1));
|
|
else
|
|
strcpy(meta->name_1, "FreeBSD");
|
|
}
|
|
meta->disk_number = disk;
|
|
|
|
switch (rdp->type) {
|
|
case AR_T_RAID0:
|
|
meta->type = HPTV2_T_RAID0;
|
|
strcpy(meta->name_2, "RAID 0");
|
|
if (rdp->disks[disk].flags & AR_DF_ONLINE)
|
|
meta->order = HPTV2_O_OK;
|
|
break;
|
|
|
|
case AR_T_RAID1:
|
|
meta->type = HPTV2_T_RAID0;
|
|
strcpy(meta->name_2, "RAID 1");
|
|
meta->disk_number = (disk < rdp->width) ? disk : disk + 5;
|
|
meta->order = HPTV2_O_RAID0 | HPTV2_O_OK;
|
|
break;
|
|
|
|
case AR_T_RAID01:
|
|
meta->type = HPTV2_T_RAID01_RAID0;
|
|
strcpy(meta->name_2, "RAID 0+1");
|
|
if (rdp->disks[disk].flags & AR_DF_ONLINE) {
|
|
if (disk < rdp->width) {
|
|
meta->order = (HPTV2_O_RAID0 | HPTV2_O_RAID1);
|
|
meta->magic_0 = rdp->magic_0 - 1;
|
|
}
|
|
else {
|
|
meta->order = HPTV2_O_RAID1;
|
|
meta->disk_number -= rdp->width;
|
|
}
|
|
}
|
|
else
|
|
meta->magic_0 = rdp->magic_0 - 1;
|
|
meta->magic_1 = rdp->magic_1;
|
|
break;
|
|
|
|
case AR_T_SPAN:
|
|
meta->type = HPTV2_T_SPAN;
|
|
strcpy(meta->name_2, "SPAN");
|
|
break;
|
|
default:
|
|
free(meta, M_AR);
|
|
return ENODEV;
|
|
}
|
|
|
|
meta->array_width = rdp->width;
|
|
meta->stripe_shift = (rdp->width > 1) ? (ffs(rdp->interleave)-1) : 0;
|
|
meta->total_sectors = rdp->total_sectors;
|
|
meta->rebuild_lba = rdp->rebuild_lba;
|
|
if (testing || bootverbose)
|
|
ata_raid_hptv2_print_meta(meta);
|
|
if (rdp->disks[disk].dev) {
|
|
if (ata_raid_rw(rdp->disks[disk].dev,
|
|
HPTV2_LBA(rdp->disks[disk].dev), meta,
|
|
sizeof(struct promise_raid_conf),
|
|
ATA_R_WRITE | ATA_R_DIRECT)) {
|
|
device_printf(rdp->disks[disk].dev, "write metadata failed\n");
|
|
error = EIO;
|
|
}
|
|
}
|
|
}
|
|
free(meta, M_AR);
|
|
return error;
|
|
}
|
|
|
|
/* Highpoint V3 RocketRAID Metadata */
|
|
static int
|
|
ata_raid_hptv3_read_meta(device_t dev, struct ar_softc **raidp)
|
|
{
|
|
struct ata_raid_subdisk *ars = device_get_softc(dev);
|
|
device_t parent = device_get_parent(dev);
|
|
struct hptv3_raid_conf *meta;
|
|
struct ar_softc *raid = NULL;
|
|
int array, disk_number, retval = 0;
|
|
|
|
if (!(meta = (struct hptv3_raid_conf *)
|
|
malloc(sizeof(struct hptv3_raid_conf), M_AR, M_NOWAIT | M_ZERO)))
|
|
return ENOMEM;
|
|
|
|
if (ata_raid_rw(parent, HPTV3_LBA(parent),
|
|
meta, sizeof(struct hptv3_raid_conf), ATA_R_READ)) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "HighPoint (v3) read metadata failed\n");
|
|
goto hptv3_out;
|
|
}
|
|
|
|
/* check if this is a HighPoint v3 RAID struct */
|
|
if (meta->magic != HPTV3_MAGIC) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "HighPoint (v3) check1 failed\n");
|
|
goto hptv3_out;
|
|
}
|
|
|
|
/* check if there are any config_entries */
|
|
if (meta->config_entries < 1) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "HighPoint (v3) check2 failed\n");
|
|
goto hptv3_out;
|
|
}
|
|
|
|
if (testing || bootverbose)
|
|
ata_raid_hptv3_print_meta(meta);
|
|
|
|
/* now convert HighPoint (v3) metadata into our generic form */
|
|
for (array = 0; array < MAX_ARRAYS; array++) {
|
|
if (!raidp[array]) {
|
|
raidp[array] =
|
|
(struct ar_softc *)malloc(sizeof(struct ar_softc), M_AR,
|
|
M_NOWAIT | M_ZERO);
|
|
if (!raidp[array]) {
|
|
device_printf(parent, "failed to allocate metadata storage\n");
|
|
goto hptv3_out;
|
|
}
|
|
}
|
|
raid = raidp[array];
|
|
if (raid->format && (raid->format != AR_F_HPTV3_RAID))
|
|
continue;
|
|
|
|
if ((raid->format & AR_F_HPTV3_RAID) && raid->magic_0 != meta->magic_0)
|
|
continue;
|
|
|
|
switch (meta->configs[0].type) {
|
|
case HPTV3_T_RAID0:
|
|
raid->type = AR_T_RAID0;
|
|
raid->width = meta->configs[0].total_disks;
|
|
disk_number = meta->configs[0].disk_number;
|
|
break;
|
|
|
|
case HPTV3_T_RAID1:
|
|
raid->type = AR_T_RAID1;
|
|
raid->width = meta->configs[0].total_disks / 2;
|
|
disk_number = meta->configs[0].disk_number;
|
|
break;
|
|
|
|
case HPTV3_T_RAID5:
|
|
raid->type = AR_T_RAID5;
|
|
raid->width = meta->configs[0].total_disks;
|
|
disk_number = meta->configs[0].disk_number;
|
|
break;
|
|
|
|
case HPTV3_T_SPAN:
|
|
raid->type = AR_T_SPAN;
|
|
raid->width = meta->configs[0].total_disks;
|
|
disk_number = meta->configs[0].disk_number;
|
|
break;
|
|
|
|
default:
|
|
device_printf(parent, "Highpoint (v3) unknown RAID type 0x%02x\n",
|
|
meta->configs[0].type);
|
|
free(raidp[array], M_AR);
|
|
raidp[array] = NULL;
|
|
goto hptv3_out;
|
|
}
|
|
if (meta->config_entries == 2) {
|
|
switch (meta->configs[1].type) {
|
|
case HPTV3_T_RAID1:
|
|
if (raid->type == AR_T_RAID0) {
|
|
raid->type = AR_T_RAID01;
|
|
disk_number = meta->configs[1].disk_number +
|
|
(meta->configs[0].disk_number << 1);
|
|
break;
|
|
}
|
|
default:
|
|
device_printf(parent, "Highpoint (v3) unknown level 2 0x%02x\n",
|
|
meta->configs[1].type);
|
|
free(raidp[array], M_AR);
|
|
raidp[array] = NULL;
|
|
goto hptv3_out;
|
|
}
|
|
}
|
|
|
|
raid->magic_0 = meta->magic_0;
|
|
raid->format = AR_F_HPTV3_RAID;
|
|
raid->generation = meta->timestamp;
|
|
raid->interleave = 1 << meta->configs[0].stripe_shift;
|
|
raid->total_disks = meta->configs[0].total_disks +
|
|
meta->configs[1].total_disks;
|
|
raid->total_sectors = meta->configs[0].total_sectors +
|
|
((u_int64_t)meta->configs_high[0].total_sectors << 32);
|
|
raid->heads = 255;
|
|
raid->sectors = 63;
|
|
raid->cylinders = raid->total_sectors / (63 * 255);
|
|
raid->offset_sectors = 0;
|
|
raid->rebuild_lba = meta->configs[0].rebuild_lba +
|
|
((u_int64_t)meta->configs_high[0].rebuild_lba << 32);
|
|
raid->lun = array;
|
|
strncpy(raid->name, meta->name,
|
|
min(sizeof(raid->name), sizeof(meta->name)));
|
|
raid->disks[disk_number].sectors = raid->total_sectors /
|
|
(raid->type == AR_T_RAID5 ? raid->width - 1 : raid->width);
|
|
raid->disks[disk_number].dev = parent;
|
|
raid->disks[disk_number].flags =
|
|
(AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
|
|
ars->raid[raid->volume] = raid;
|
|
ars->disk_number[raid->volume] = disk_number;
|
|
retval = 1;
|
|
break;
|
|
}
|
|
|
|
hptv3_out:
|
|
free(meta, M_AR);
|
|
return retval;
|
|
}
|
|
|
|
/* Intel MatrixRAID Metadata */
|
|
static int
|
|
ata_raid_intel_read_meta(device_t dev, struct ar_softc **raidp)
|
|
{
|
|
struct ata_raid_subdisk *ars = device_get_softc(dev);
|
|
device_t parent = device_get_parent(dev);
|
|
struct intel_raid_conf *meta;
|
|
struct intel_raid_mapping *map;
|
|
struct ar_softc *raid = NULL;
|
|
u_int32_t checksum, *ptr;
|
|
int array, count, disk, volume = 1, retval = 0;
|
|
char *tmp;
|
|
|
|
if (!(meta = (struct intel_raid_conf *)
|
|
malloc(1536, M_AR, M_NOWAIT | M_ZERO)))
|
|
return ENOMEM;
|
|
|
|
if (ata_raid_rw(parent, INTEL_LBA(parent), meta, 1024, ATA_R_READ)) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "Intel read metadata failed\n");
|
|
goto intel_out;
|
|
}
|
|
tmp = (char *)meta;
|
|
bcopy(tmp, tmp+1024, 512);
|
|
bcopy(tmp+512, tmp, 1024);
|
|
bzero(tmp+1024, 512);
|
|
|
|
/* check if this is a Intel RAID struct */
|
|
if (strncmp(meta->intel_id, INTEL_MAGIC, strlen(INTEL_MAGIC))) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "Intel check1 failed\n");
|
|
goto intel_out;
|
|
}
|
|
|
|
for (checksum = 0, ptr = (u_int32_t *)meta, count = 0;
|
|
count < (meta->config_size / sizeof(u_int32_t)); count++) {
|
|
checksum += *ptr++;
|
|
}
|
|
checksum -= meta->checksum;
|
|
if (checksum != meta->checksum) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "Intel check2 failed\n");
|
|
goto intel_out;
|
|
}
|
|
|
|
if (testing || bootverbose)
|
|
ata_raid_intel_print_meta(meta);
|
|
|
|
map = (struct intel_raid_mapping *)&meta->disk[meta->total_disks];
|
|
|
|
/* now convert Intel metadata into our generic form */
|
|
for (array = 0; array < MAX_ARRAYS; array++) {
|
|
if (!raidp[array]) {
|
|
raidp[array] =
|
|
(struct ar_softc *)malloc(sizeof(struct ar_softc), M_AR,
|
|
M_NOWAIT | M_ZERO);
|
|
if (!raidp[array]) {
|
|
device_printf(parent, "failed to allocate metadata storage\n");
|
|
goto intel_out;
|
|
}
|
|
}
|
|
raid = raidp[array];
|
|
if (raid->format && (raid->format != AR_F_INTEL_RAID))
|
|
continue;
|
|
|
|
if ((raid->format & AR_F_INTEL_RAID) &&
|
|
(raid->magic_0 != meta->config_id))
|
|
continue;
|
|
|
|
/*
|
|
* update our knowledge about the array config based on generation
|
|
* NOTE: there can be multiple volumes on a disk set
|
|
*/
|
|
if (!meta->generation || meta->generation > raid->generation) {
|
|
switch (map->type) {
|
|
case INTEL_T_RAID0:
|
|
raid->type = AR_T_RAID0;
|
|
raid->width = map->total_disks;
|
|
break;
|
|
|
|
case INTEL_T_RAID1:
|
|
if (map->total_disks == 4)
|
|
raid->type = AR_T_RAID01;
|
|
else
|
|
raid->type = AR_T_RAID1;
|
|
raid->width = map->total_disks / 2;
|
|
break;
|
|
|
|
case INTEL_T_RAID5:
|
|
raid->type = AR_T_RAID5;
|
|
raid->width = map->total_disks;
|
|
break;
|
|
|
|
default:
|
|
device_printf(parent, "Intel unknown RAID type 0x%02x\n",
|
|
map->type);
|
|
free(raidp[array], M_AR);
|
|
raidp[array] = NULL;
|
|
goto intel_out;
|
|
}
|
|
|
|
switch (map->status) {
|
|
case INTEL_S_READY:
|
|
raid->status = AR_S_READY;
|
|
break;
|
|
case INTEL_S_DEGRADED:
|
|
raid->status |= AR_S_DEGRADED;
|
|
break;
|
|
case INTEL_S_DISABLED:
|
|
case INTEL_S_FAILURE:
|
|
raid->status = 0;
|
|
}
|
|
|
|
raid->magic_0 = meta->config_id;
|
|
raid->format = AR_F_INTEL_RAID;
|
|
raid->generation = meta->generation;
|
|
raid->interleave = map->stripe_sectors;
|
|
raid->total_disks = map->total_disks;
|
|
raid->total_sectors = map->total_sectors;
|
|
raid->heads = 255;
|
|
raid->sectors = 63;
|
|
raid->cylinders = raid->total_sectors / (63 * 255);
|
|
raid->offset_sectors = map->offset;
|
|
raid->rebuild_lba = 0;
|
|
raid->lun = array;
|
|
raid->volume = volume - 1;
|
|
strncpy(raid->name, map->name,
|
|
min(sizeof(raid->name), sizeof(map->name)));
|
|
|
|
/* clear out any old info */
|
|
for (disk = 0; disk < raid->total_disks; disk++) {
|
|
raid->disks[disk].dev = NULL;
|
|
bcopy(meta->disk[map->disk_idx[disk]].serial,
|
|
raid->disks[disk].serial,
|
|
sizeof(raid->disks[disk].serial));
|
|
raid->disks[disk].sectors =
|
|
meta->disk[map->disk_idx[disk]].sectors;
|
|
raid->disks[disk].flags = 0;
|
|
if (meta->disk[map->disk_idx[disk]].flags & INTEL_F_ONLINE)
|
|
raid->disks[disk].flags |= AR_DF_ONLINE;
|
|
if (meta->disk[map->disk_idx[disk]].flags & INTEL_F_ASSIGNED)
|
|
raid->disks[disk].flags |= AR_DF_ASSIGNED;
|
|
if (meta->disk[map->disk_idx[disk]].flags & INTEL_F_SPARE) {
|
|
raid->disks[disk].flags &= ~(AR_DF_ONLINE | AR_DF_ASSIGNED);
|
|
raid->disks[disk].flags |= AR_DF_SPARE;
|
|
}
|
|
if (meta->disk[map->disk_idx[disk]].flags & INTEL_F_DOWN)
|
|
raid->disks[disk].flags &= ~AR_DF_ONLINE;
|
|
}
|
|
}
|
|
if (meta->generation >= raid->generation) {
|
|
for (disk = 0; disk < raid->total_disks; disk++) {
|
|
struct ata_device *atadev = device_get_softc(parent);
|
|
|
|
if (!strncmp(raid->disks[disk].serial, atadev->param.serial,
|
|
sizeof(raid->disks[disk].serial))) {
|
|
raid->disks[disk].dev = parent;
|
|
raid->disks[disk].flags |= (AR_DF_PRESENT | AR_DF_ONLINE);
|
|
ars->raid[raid->volume] = raid;
|
|
ars->disk_number[raid->volume] = disk;
|
|
retval = 1;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
goto intel_out;
|
|
|
|
if (retval) {
|
|
if (volume < meta->total_volumes) {
|
|
map = (struct intel_raid_mapping *)
|
|
&map->disk_idx[map->total_disks];
|
|
volume++;
|
|
retval = 0;
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
else {
|
|
free(raidp[array], M_AR);
|
|
raidp[array] = NULL;
|
|
if (volume == 2)
|
|
retval = 1;
|
|
}
|
|
}
|
|
|
|
intel_out:
|
|
free(meta, M_AR);
|
|
return retval;
|
|
}
|
|
|
|
static int
|
|
ata_raid_intel_write_meta(struct ar_softc *rdp)
|
|
{
|
|
struct intel_raid_conf *meta;
|
|
struct intel_raid_mapping *map;
|
|
struct timeval timestamp;
|
|
u_int32_t checksum, *ptr;
|
|
int count, disk, error = 0;
|
|
char *tmp;
|
|
|
|
if (!(meta = (struct intel_raid_conf *)
|
|
malloc(1536, M_AR, M_NOWAIT | M_ZERO))) {
|
|
printf("ar%d: failed to allocate metadata storage\n", rdp->lun);
|
|
return ENOMEM;
|
|
}
|
|
|
|
rdp->generation++;
|
|
microtime(×tamp);
|
|
|
|
bcopy(INTEL_MAGIC, meta->intel_id, sizeof(meta->intel_id));
|
|
bcopy(INTEL_VERSION_1100, meta->version, sizeof(meta->version));
|
|
meta->config_id = timestamp.tv_sec;
|
|
meta->generation = rdp->generation;
|
|
meta->total_disks = rdp->total_disks;
|
|
meta->total_volumes = 1; /* XXX SOS */
|
|
for (disk = 0; disk < rdp->total_disks; disk++) {
|
|
if (rdp->disks[disk].dev) {
|
|
struct ata_channel *ch =
|
|
device_get_softc(device_get_parent(rdp->disks[disk].dev));
|
|
struct ata_device *atadev =
|
|
device_get_softc(rdp->disks[disk].dev);
|
|
|
|
bcopy(atadev->param.serial, meta->disk[disk].serial,
|
|
sizeof(rdp->disks[disk].serial));
|
|
meta->disk[disk].sectors = rdp->disks[disk].sectors;
|
|
meta->disk[disk].id = (ch->unit << 16) | ATA_DEV(atadev->unit);
|
|
}
|
|
else
|
|
meta->disk[disk].sectors = rdp->total_sectors / rdp->width;
|
|
meta->disk[disk].flags = 0;
|
|
if (rdp->disks[disk].flags & AR_DF_SPARE)
|
|
meta->disk[disk].flags |= INTEL_F_SPARE;
|
|
else {
|
|
if (rdp->disks[disk].flags & AR_DF_ONLINE)
|
|
meta->disk[disk].flags |= INTEL_F_ONLINE;
|
|
else
|
|
meta->disk[disk].flags |= INTEL_F_DOWN;
|
|
if (rdp->disks[disk].flags & AR_DF_ASSIGNED)
|
|
meta->disk[disk].flags |= INTEL_F_ASSIGNED;
|
|
}
|
|
}
|
|
map = (struct intel_raid_mapping *)&meta->disk[meta->total_disks];
|
|
|
|
bcopy(rdp->name, map->name, sizeof(rdp->name));
|
|
map->total_sectors = rdp->total_sectors;
|
|
map->state = 12; /* XXX SOS */
|
|
map->offset = rdp->offset_sectors;
|
|
map->stripe_count = rdp->total_sectors / (rdp->interleave*rdp->total_disks);
|
|
map->stripe_sectors = rdp->interleave;
|
|
map->disk_sectors = rdp->total_sectors / rdp->width;
|
|
map->status = INTEL_S_READY; /* XXX SOS */
|
|
switch (rdp->type) {
|
|
case AR_T_RAID0:
|
|
map->type = INTEL_T_RAID0;
|
|
break;
|
|
case AR_T_RAID1:
|
|
map->type = INTEL_T_RAID1;
|
|
break;
|
|
case AR_T_RAID01:
|
|
map->type = INTEL_T_RAID1;
|
|
break;
|
|
case AR_T_RAID5:
|
|
map->type = INTEL_T_RAID5;
|
|
break;
|
|
default:
|
|
free(meta, M_AR);
|
|
return ENODEV;
|
|
}
|
|
map->total_disks = rdp->total_disks;
|
|
map->magic[0] = 0x02;
|
|
map->magic[1] = 0xff;
|
|
map->magic[2] = 0x01;
|
|
for (disk = 0; disk < rdp->total_disks; disk++)
|
|
map->disk_idx[disk] = disk;
|
|
|
|
meta->config_size = (char *)&map->disk_idx[disk] - (char *)meta;
|
|
for (checksum = 0, ptr = (u_int32_t *)meta, count = 0;
|
|
count < (meta->config_size / sizeof(u_int32_t)); count++) {
|
|
checksum += *ptr++;
|
|
}
|
|
meta->checksum = checksum;
|
|
|
|
if (testing || bootverbose)
|
|
ata_raid_intel_print_meta(meta);
|
|
|
|
tmp = (char *)meta;
|
|
bcopy(tmp, tmp+1024, 512);
|
|
bcopy(tmp+512, tmp, 1024);
|
|
bzero(tmp+1024, 512);
|
|
|
|
for (disk = 0; disk < rdp->total_disks; disk++) {
|
|
if (rdp->disks[disk].dev) {
|
|
if (ata_raid_rw(rdp->disks[disk].dev,
|
|
INTEL_LBA(rdp->disks[disk].dev),
|
|
meta, 1024, ATA_R_WRITE | ATA_R_DIRECT)) {
|
|
device_printf(rdp->disks[disk].dev, "write metadata failed\n");
|
|
error = EIO;
|
|
}
|
|
}
|
|
}
|
|
free(meta, M_AR);
|
|
return error;
|
|
}
|
|
|
|
|
|
/* Integrated Technology Express Metadata */
|
|
static int
|
|
ata_raid_ite_read_meta(device_t dev, struct ar_softc **raidp)
|
|
{
|
|
struct ata_raid_subdisk *ars = device_get_softc(dev);
|
|
device_t parent = device_get_parent(dev);
|
|
struct ite_raid_conf *meta;
|
|
struct ar_softc *raid = NULL;
|
|
int array, disk_number, count, retval = 0;
|
|
u_int16_t *ptr;
|
|
|
|
if (!(meta = (struct ite_raid_conf *)
|
|
malloc(sizeof(struct ite_raid_conf), M_AR, M_NOWAIT | M_ZERO)))
|
|
return ENOMEM;
|
|
|
|
if (ata_raid_rw(parent, ITE_LBA(parent),
|
|
meta, sizeof(struct ite_raid_conf), ATA_R_READ)) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "ITE read metadata failed\n");
|
|
goto ite_out;
|
|
}
|
|
|
|
/* check if this is a ITE RAID struct */
|
|
for (ptr = (u_int16_t *)meta->ite_id, count = 0;
|
|
count < sizeof(meta->ite_id)/sizeof(uint16_t); count++)
|
|
ptr[count] = be16toh(ptr[count]);
|
|
|
|
if (strncmp(meta->ite_id, ITE_MAGIC, strlen(ITE_MAGIC))) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "ITE check1 failed\n");
|
|
goto ite_out;
|
|
}
|
|
|
|
if (testing || bootverbose)
|
|
ata_raid_ite_print_meta(meta);
|
|
|
|
/* now convert ITE metadata into our generic form */
|
|
for (array = 0; array < MAX_ARRAYS; array++) {
|
|
if ((raid = raidp[array])) {
|
|
if (raid->format != AR_F_ITE_RAID)
|
|
continue;
|
|
if (raid->magic_0 != *((u_int64_t *)meta->timestamp_0))
|
|
continue;
|
|
}
|
|
|
|
/* if we dont have a disks timestamp the RAID is invalidated */
|
|
if (*((u_int64_t *)meta->timestamp_1) == 0)
|
|
goto ite_out;
|
|
|
|
if (!raid) {
|
|
raidp[array] = (struct ar_softc *)malloc(sizeof(struct ar_softc),
|
|
M_AR, M_NOWAIT | M_ZERO);
|
|
if (!(raid = raidp[array])) {
|
|
device_printf(parent, "failed to allocate metadata storage\n");
|
|
goto ite_out;
|
|
}
|
|
}
|
|
|
|
switch (meta->type) {
|
|
case ITE_T_RAID0:
|
|
raid->type = AR_T_RAID0;
|
|
raid->width = meta->array_width;
|
|
raid->total_disks = meta->array_width;
|
|
disk_number = meta->disk_number;
|
|
break;
|
|
|
|
case ITE_T_RAID1:
|
|
raid->type = AR_T_RAID1;
|
|
raid->width = 1;
|
|
raid->total_disks = 2;
|
|
disk_number = meta->disk_number;
|
|
break;
|
|
|
|
case ITE_T_RAID01:
|
|
raid->type = AR_T_RAID01;
|
|
raid->width = meta->array_width;
|
|
raid->total_disks = 4;
|
|
disk_number = ((meta->disk_number & 0x02) >> 1) |
|
|
((meta->disk_number & 0x01) << 1);
|
|
break;
|
|
|
|
case ITE_T_SPAN:
|
|
raid->type = AR_T_SPAN;
|
|
raid->width = 1;
|
|
raid->total_disks = meta->array_width;
|
|
disk_number = meta->disk_number;
|
|
break;
|
|
|
|
default:
|
|
device_printf(parent, "ITE unknown RAID type 0x%02x\n", meta->type);
|
|
free(raidp[array], M_AR);
|
|
raidp[array] = NULL;
|
|
goto ite_out;
|
|
}
|
|
|
|
raid->magic_0 = *((u_int64_t *)meta->timestamp_0);
|
|
raid->format = AR_F_ITE_RAID;
|
|
raid->generation = 0;
|
|
raid->interleave = meta->stripe_sectors;
|
|
raid->total_sectors = meta->total_sectors;
|
|
raid->heads = 255;
|
|
raid->sectors = 63;
|
|
raid->cylinders = raid->total_sectors / (63 * 255);
|
|
raid->offset_sectors = 0;
|
|
raid->rebuild_lba = 0;
|
|
raid->lun = array;
|
|
|
|
raid->disks[disk_number].dev = parent;
|
|
raid->disks[disk_number].sectors = raid->total_sectors / raid->width;
|
|
raid->disks[disk_number].flags =
|
|
(AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
|
|
ars->raid[raid->volume] = raid;
|
|
ars->disk_number[raid->volume] = disk_number;
|
|
retval = 1;
|
|
break;
|
|
}
|
|
ite_out:
|
|
free(meta, M_AR);
|
|
return retval;
|
|
}
|
|
|
|
/* JMicron Technology Corp Metadata */
|
|
static int
|
|
ata_raid_jmicron_read_meta(device_t dev, struct ar_softc **raidp)
|
|
{
|
|
struct ata_raid_subdisk *ars = device_get_softc(dev);
|
|
device_t parent = device_get_parent(dev);
|
|
struct jmicron_raid_conf *meta;
|
|
struct ar_softc *raid = NULL;
|
|
u_int16_t checksum, *ptr;
|
|
u_int64_t disk_size;
|
|
int count, array, disk, total_disks, retval = 0;
|
|
|
|
if (!(meta = (struct jmicron_raid_conf *)
|
|
malloc(sizeof(struct jmicron_raid_conf), M_AR, M_NOWAIT | M_ZERO)))
|
|
return ENOMEM;
|
|
|
|
if (ata_raid_rw(parent, JMICRON_LBA(parent),
|
|
meta, sizeof(struct jmicron_raid_conf), ATA_R_READ)) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent,
|
|
"JMicron read metadata failed\n");
|
|
}
|
|
|
|
/* check for JMicron signature */
|
|
if (strncmp(meta->signature, JMICRON_MAGIC, 2)) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "JMicron check1 failed\n");
|
|
goto jmicron_out;
|
|
}
|
|
|
|
/* calculate checksum and compare for valid */
|
|
for (checksum = 0, ptr = (u_int16_t *)meta, count = 0; count < 64; count++)
|
|
checksum += *ptr++;
|
|
if (checksum) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "JMicron check2 failed\n");
|
|
goto jmicron_out;
|
|
}
|
|
|
|
if (testing || bootverbose)
|
|
ata_raid_jmicron_print_meta(meta);
|
|
|
|
/* now convert JMicron meta into our generic form */
|
|
for (array = 0; array < MAX_ARRAYS; array++) {
|
|
jmicron_next:
|
|
if (!raidp[array]) {
|
|
raidp[array] =
|
|
(struct ar_softc *)malloc(sizeof(struct ar_softc), M_AR,
|
|
M_NOWAIT | M_ZERO);
|
|
if (!raidp[array]) {
|
|
device_printf(parent, "failed to allocate metadata storage\n");
|
|
goto jmicron_out;
|
|
}
|
|
}
|
|
raid = raidp[array];
|
|
if (raid->format && (raid->format != AR_F_JMICRON_RAID))
|
|
continue;
|
|
|
|
for (total_disks = 0, disk = 0; disk < JM_MAX_DISKS; disk++) {
|
|
if (meta->disks[disk]) {
|
|
if (raid->format == AR_F_JMICRON_RAID) {
|
|
if (bcmp(&meta->disks[disk],
|
|
raid->disks[disk].serial, sizeof(u_int32_t))) {
|
|
array++;
|
|
goto jmicron_next;
|
|
}
|
|
}
|
|
else
|
|
bcopy(&meta->disks[disk],
|
|
raid->disks[disk].serial, sizeof(u_int32_t));
|
|
total_disks++;
|
|
}
|
|
}
|
|
/* handle spares XXX SOS */
|
|
|
|
switch (meta->type) {
|
|
case JM_T_RAID0:
|
|
raid->type = AR_T_RAID0;
|
|
raid->width = total_disks;
|
|
break;
|
|
|
|
case JM_T_RAID1:
|
|
raid->type = AR_T_RAID1;
|
|
raid->width = 1;
|
|
break;
|
|
|
|
case JM_T_RAID01:
|
|
raid->type = AR_T_RAID01;
|
|
raid->width = total_disks / 2;
|
|
break;
|
|
|
|
case JM_T_RAID5:
|
|
raid->type = AR_T_RAID5;
|
|
raid->width = total_disks;
|
|
break;
|
|
|
|
case JM_T_JBOD:
|
|
raid->type = AR_T_SPAN;
|
|
raid->width = 1;
|
|
break;
|
|
|
|
default:
|
|
device_printf(parent,
|
|
"JMicron unknown RAID type 0x%02x\n", meta->type);
|
|
free(raidp[array], M_AR);
|
|
raidp[array] = NULL;
|
|
goto jmicron_out;
|
|
}
|
|
disk_size = (meta->disk_sectors_high << 16) + meta->disk_sectors_low;
|
|
raid->format = AR_F_JMICRON_RAID;
|
|
strncpy(raid->name, meta->name, sizeof(meta->name));
|
|
raid->generation = 0;
|
|
raid->interleave = 2 << meta->stripe_shift;
|
|
raid->total_disks = total_disks;
|
|
raid->total_sectors = disk_size * (raid->width-(raid->type==AR_RAID5));
|
|
raid->heads = 255;
|
|
raid->sectors = 63;
|
|
raid->cylinders = raid->total_sectors / (63 * 255);
|
|
raid->offset_sectors = meta->offset * 16;
|
|
raid->rebuild_lba = 0;
|
|
raid->lun = array;
|
|
|
|
for (disk = 0; disk < raid->total_disks; disk++) {
|
|
if (meta->disks[disk] == meta->disk_id) {
|
|
raid->disks[disk].dev = parent;
|
|
raid->disks[disk].sectors = disk_size;
|
|
raid->disks[disk].flags =
|
|
(AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
|
|
ars->raid[raid->volume] = raid;
|
|
ars->disk_number[raid->volume] = disk;
|
|
retval = 1;
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
jmicron_out:
|
|
free(meta, M_AR);
|
|
return retval;
|
|
}
|
|
|
|
static int
|
|
ata_raid_jmicron_write_meta(struct ar_softc *rdp)
|
|
{
|
|
struct jmicron_raid_conf *meta;
|
|
u_int64_t disk_sectors;
|
|
int disk, error = 0;
|
|
|
|
if (!(meta = (struct jmicron_raid_conf *)
|
|
malloc(sizeof(struct jmicron_raid_conf), M_AR, M_NOWAIT | M_ZERO))) {
|
|
printf("ar%d: failed to allocate metadata storage\n", rdp->lun);
|
|
return ENOMEM;
|
|
}
|
|
|
|
rdp->generation++;
|
|
switch (rdp->type) {
|
|
case AR_T_JBOD:
|
|
meta->type = JM_T_JBOD;
|
|
break;
|
|
|
|
case AR_T_RAID0:
|
|
meta->type = JM_T_RAID0;
|
|
break;
|
|
|
|
case AR_T_RAID1:
|
|
meta->type = JM_T_RAID1;
|
|
break;
|
|
|
|
case AR_T_RAID5:
|
|
meta->type = JM_T_RAID5;
|
|
break;
|
|
|
|
case AR_T_RAID01:
|
|
meta->type = JM_T_RAID01;
|
|
break;
|
|
|
|
default:
|
|
free(meta, M_AR);
|
|
return ENODEV;
|
|
}
|
|
bcopy(JMICRON_MAGIC, meta->signature, sizeof(JMICRON_MAGIC));
|
|
meta->version = JMICRON_VERSION;
|
|
meta->offset = rdp->offset_sectors / 16;
|
|
disk_sectors = rdp->total_sectors / (rdp->width - (rdp->type == AR_RAID5));
|
|
meta->disk_sectors_low = disk_sectors & 0xffff;
|
|
meta->disk_sectors_high = disk_sectors >> 16;
|
|
strncpy(meta->name, rdp->name, sizeof(meta->name));
|
|
meta->stripe_shift = ffs(rdp->interleave) - 2;
|
|
|
|
for (disk = 0; disk < rdp->total_disks; disk++) {
|
|
if (rdp->disks[disk].serial[0])
|
|
bcopy(rdp->disks[disk].serial,&meta->disks[disk],sizeof(u_int32_t));
|
|
else
|
|
meta->disks[disk] = (u_int32_t)(uintptr_t)rdp->disks[disk].dev;
|
|
}
|
|
|
|
for (disk = 0; disk < rdp->total_disks; disk++) {
|
|
if (rdp->disks[disk].dev) {
|
|
u_int16_t checksum = 0, *ptr;
|
|
int count;
|
|
|
|
meta->disk_id = meta->disks[disk];
|
|
meta->checksum = 0;
|
|
for (ptr = (u_int16_t *)meta, count = 0; count < 64; count++)
|
|
checksum += *ptr++;
|
|
meta->checksum -= checksum;
|
|
|
|
if (testing || bootverbose)
|
|
ata_raid_jmicron_print_meta(meta);
|
|
|
|
if (ata_raid_rw(rdp->disks[disk].dev,
|
|
JMICRON_LBA(rdp->disks[disk].dev),
|
|
meta, sizeof(struct jmicron_raid_conf),
|
|
ATA_R_WRITE | ATA_R_DIRECT)) {
|
|
device_printf(rdp->disks[disk].dev, "write metadata failed\n");
|
|
error = EIO;
|
|
}
|
|
}
|
|
}
|
|
/* handle spares XXX SOS */
|
|
|
|
free(meta, M_AR);
|
|
return error;
|
|
}
|
|
|
|
/* LSILogic V2 MegaRAID Metadata */
|
|
static int
|
|
ata_raid_lsiv2_read_meta(device_t dev, struct ar_softc **raidp)
|
|
{
|
|
struct ata_raid_subdisk *ars = device_get_softc(dev);
|
|
device_t parent = device_get_parent(dev);
|
|
struct lsiv2_raid_conf *meta;
|
|
struct ar_softc *raid = NULL;
|
|
int array, retval = 0;
|
|
|
|
if (!(meta = (struct lsiv2_raid_conf *)
|
|
malloc(sizeof(struct lsiv2_raid_conf), M_AR, M_NOWAIT | M_ZERO)))
|
|
return ENOMEM;
|
|
|
|
if (ata_raid_rw(parent, LSIV2_LBA(parent),
|
|
meta, sizeof(struct lsiv2_raid_conf), ATA_R_READ)) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "LSI (v2) read metadata failed\n");
|
|
goto lsiv2_out;
|
|
}
|
|
|
|
/* check if this is a LSI RAID struct */
|
|
if (strncmp(meta->lsi_id, LSIV2_MAGIC, strlen(LSIV2_MAGIC))) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "LSI (v2) check1 failed\n");
|
|
goto lsiv2_out;
|
|
}
|
|
|
|
if (testing || bootverbose)
|
|
ata_raid_lsiv2_print_meta(meta);
|
|
|
|
/* now convert LSI (v2) config meta into our generic form */
|
|
for (array = 0; array < MAX_ARRAYS; array++) {
|
|
int raid_entry, conf_entry;
|
|
|
|
if (!raidp[array + meta->raid_number]) {
|
|
raidp[array + meta->raid_number] =
|
|
(struct ar_softc *)malloc(sizeof(struct ar_softc), M_AR,
|
|
M_NOWAIT | M_ZERO);
|
|
if (!raidp[array + meta->raid_number]) {
|
|
device_printf(parent, "failed to allocate metadata storage\n");
|
|
goto lsiv2_out;
|
|
}
|
|
}
|
|
raid = raidp[array + meta->raid_number];
|
|
if (raid->format && (raid->format != AR_F_LSIV2_RAID))
|
|
continue;
|
|
|
|
if (raid->magic_0 &&
|
|
((raid->magic_0 != meta->timestamp) ||
|
|
(raid->magic_1 != meta->raid_number)))
|
|
continue;
|
|
|
|
array += meta->raid_number;
|
|
|
|
raid_entry = meta->raid_number;
|
|
conf_entry = (meta->configs[raid_entry].raid.config_offset >> 4) +
|
|
meta->disk_number - 1;
|
|
|
|
switch (meta->configs[raid_entry].raid.type) {
|
|
case LSIV2_T_RAID0:
|
|
raid->magic_0 = meta->timestamp;
|
|
raid->magic_1 = meta->raid_number;
|
|
raid->type = AR_T_RAID0;
|
|
raid->interleave = meta->configs[raid_entry].raid.stripe_sectors;
|
|
raid->width = meta->configs[raid_entry].raid.array_width;
|
|
break;
|
|
|
|
case LSIV2_T_RAID1:
|
|
raid->magic_0 = meta->timestamp;
|
|
raid->magic_1 = meta->raid_number;
|
|
raid->type = AR_T_RAID1;
|
|
raid->width = meta->configs[raid_entry].raid.array_width;
|
|
break;
|
|
|
|
case LSIV2_T_RAID0 | LSIV2_T_RAID1:
|
|
raid->magic_0 = meta->timestamp;
|
|
raid->magic_1 = meta->raid_number;
|
|
raid->type = AR_T_RAID01;
|
|
raid->interleave = meta->configs[raid_entry].raid.stripe_sectors;
|
|
raid->width = meta->configs[raid_entry].raid.array_width;
|
|
break;
|
|
|
|
default:
|
|
device_printf(parent, "LSI v2 unknown RAID type 0x%02x\n",
|
|
meta->configs[raid_entry].raid.type);
|
|
free(raidp[array], M_AR);
|
|
raidp[array] = NULL;
|
|
goto lsiv2_out;
|
|
}
|
|
|
|
raid->format = AR_F_LSIV2_RAID;
|
|
raid->generation = 0;
|
|
raid->total_disks = meta->configs[raid_entry].raid.disk_count;
|
|
raid->total_sectors = meta->configs[raid_entry].raid.total_sectors;
|
|
raid->heads = 255;
|
|
raid->sectors = 63;
|
|
raid->cylinders = raid->total_sectors / (63 * 255);
|
|
raid->offset_sectors = 0;
|
|
raid->rebuild_lba = 0;
|
|
raid->lun = array;
|
|
|
|
if (meta->configs[conf_entry].disk.device != LSIV2_D_NONE) {
|
|
raid->disks[meta->disk_number].dev = parent;
|
|
raid->disks[meta->disk_number].sectors =
|
|
meta->configs[conf_entry].disk.disk_sectors;
|
|
raid->disks[meta->disk_number].flags =
|
|
(AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
|
|
ars->raid[raid->volume] = raid;
|
|
ars->disk_number[raid->volume] = meta->disk_number;
|
|
retval = 1;
|
|
}
|
|
else
|
|
raid->disks[meta->disk_number].flags &= ~AR_DF_ONLINE;
|
|
|
|
break;
|
|
}
|
|
|
|
lsiv2_out:
|
|
free(meta, M_AR);
|
|
return retval;
|
|
}
|
|
|
|
/* LSILogic V3 MegaRAID Metadata */
|
|
static int
|
|
ata_raid_lsiv3_read_meta(device_t dev, struct ar_softc **raidp)
|
|
{
|
|
struct ata_raid_subdisk *ars = device_get_softc(dev);
|
|
device_t parent = device_get_parent(dev);
|
|
struct lsiv3_raid_conf *meta;
|
|
struct ar_softc *raid = NULL;
|
|
u_int8_t checksum, *ptr;
|
|
int array, entry, count, disk_number, retval = 0;
|
|
|
|
if (!(meta = (struct lsiv3_raid_conf *)
|
|
malloc(sizeof(struct lsiv3_raid_conf), M_AR, M_NOWAIT | M_ZERO)))
|
|
return ENOMEM;
|
|
|
|
if (ata_raid_rw(parent, LSIV3_LBA(parent),
|
|
meta, sizeof(struct lsiv3_raid_conf), ATA_R_READ)) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "LSI (v3) read metadata failed\n");
|
|
goto lsiv3_out;
|
|
}
|
|
|
|
/* check if this is a LSI RAID struct */
|
|
if (strncmp(meta->lsi_id, LSIV3_MAGIC, strlen(LSIV3_MAGIC))) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "LSI (v3) check1 failed\n");
|
|
goto lsiv3_out;
|
|
}
|
|
|
|
/* check if the checksum is OK */
|
|
for (checksum = 0, ptr = meta->lsi_id, count = 0; count < 512; count++)
|
|
checksum += *ptr++;
|
|
if (checksum) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "LSI (v3) check2 failed\n");
|
|
goto lsiv3_out;
|
|
}
|
|
|
|
if (testing || bootverbose)
|
|
ata_raid_lsiv3_print_meta(meta);
|
|
|
|
/* now convert LSI (v3) config meta into our generic form */
|
|
for (array = 0, entry = 0; array < MAX_ARRAYS && entry < 8;) {
|
|
if (!raidp[array]) {
|
|
raidp[array] =
|
|
(struct ar_softc *)malloc(sizeof(struct ar_softc), M_AR,
|
|
M_NOWAIT | M_ZERO);
|
|
if (!raidp[array]) {
|
|
device_printf(parent, "failed to allocate metadata storage\n");
|
|
goto lsiv3_out;
|
|
}
|
|
}
|
|
raid = raidp[array];
|
|
if (raid->format && (raid->format != AR_F_LSIV3_RAID)) {
|
|
array++;
|
|
continue;
|
|
}
|
|
|
|
if ((raid->format == AR_F_LSIV3_RAID) &&
|
|
(raid->magic_0 != meta->timestamp)) {
|
|
array++;
|
|
continue;
|
|
}
|
|
|
|
switch (meta->raid[entry].total_disks) {
|
|
case 0:
|
|
entry++;
|
|
continue;
|
|
case 1:
|
|
if (meta->raid[entry].device == meta->device) {
|
|
disk_number = 0;
|
|
break;
|
|
}
|
|
if (raid->format)
|
|
array++;
|
|
entry++;
|
|
continue;
|
|
case 2:
|
|
disk_number = (meta->device & (LSIV3_D_DEVICE|LSIV3_D_CHANNEL))?1:0;
|
|
break;
|
|
default:
|
|
device_printf(parent, "lsiv3 > 2 disk support untested!!\n");
|
|
disk_number = (meta->device & LSIV3_D_DEVICE ? 1 : 0) +
|
|
(meta->device & LSIV3_D_CHANNEL ? 2 : 0);
|
|
break;
|
|
}
|
|
|
|
switch (meta->raid[entry].type) {
|
|
case LSIV3_T_RAID0:
|
|
raid->type = AR_T_RAID0;
|
|
raid->width = meta->raid[entry].total_disks;
|
|
break;
|
|
|
|
case LSIV3_T_RAID1:
|
|
raid->type = AR_T_RAID1;
|
|
raid->width = meta->raid[entry].array_width;
|
|
break;
|
|
|
|
default:
|
|
device_printf(parent, "LSI v3 unknown RAID type 0x%02x\n",
|
|
meta->raid[entry].type);
|
|
free(raidp[array], M_AR);
|
|
raidp[array] = NULL;
|
|
entry++;
|
|
continue;
|
|
}
|
|
|
|
raid->magic_0 = meta->timestamp;
|
|
raid->format = AR_F_LSIV3_RAID;
|
|
raid->generation = 0;
|
|
raid->interleave = meta->raid[entry].stripe_pages * 8;
|
|
raid->total_disks = meta->raid[entry].total_disks;
|
|
raid->total_sectors = raid->width * meta->raid[entry].sectors;
|
|
raid->heads = 255;
|
|
raid->sectors = 63;
|
|
raid->cylinders = raid->total_sectors / (63 * 255);
|
|
raid->offset_sectors = meta->raid[entry].offset;
|
|
raid->rebuild_lba = 0;
|
|
raid->lun = array;
|
|
|
|
raid->disks[disk_number].dev = parent;
|
|
raid->disks[disk_number].sectors = raid->total_sectors / raid->width;
|
|
raid->disks[disk_number].flags =
|
|
(AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
|
|
ars->raid[raid->volume] = raid;
|
|
ars->disk_number[raid->volume] = disk_number;
|
|
retval = 1;
|
|
entry++;
|
|
array++;
|
|
}
|
|
|
|
lsiv3_out:
|
|
free(meta, M_AR);
|
|
return retval;
|
|
}
|
|
|
|
/* nVidia MediaShield Metadata */
|
|
static int
|
|
ata_raid_nvidia_read_meta(device_t dev, struct ar_softc **raidp)
|
|
{
|
|
struct ata_raid_subdisk *ars = device_get_softc(dev);
|
|
device_t parent = device_get_parent(dev);
|
|
struct nvidia_raid_conf *meta;
|
|
struct ar_softc *raid = NULL;
|
|
u_int32_t checksum, *ptr;
|
|
int array, count, retval = 0;
|
|
|
|
if (!(meta = (struct nvidia_raid_conf *)
|
|
malloc(sizeof(struct nvidia_raid_conf), M_AR, M_NOWAIT | M_ZERO)))
|
|
return ENOMEM;
|
|
|
|
if (ata_raid_rw(parent, NVIDIA_LBA(parent),
|
|
meta, sizeof(struct nvidia_raid_conf), ATA_R_READ)) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "nVidia read metadata failed\n");
|
|
goto nvidia_out;
|
|
}
|
|
|
|
/* check if this is a nVidia RAID struct */
|
|
if (strncmp(meta->nvidia_id, NV_MAGIC, strlen(NV_MAGIC))) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "nVidia check1 failed\n");
|
|
goto nvidia_out;
|
|
}
|
|
|
|
/* check if the checksum is OK */
|
|
for (checksum = 0, ptr = (u_int32_t*)meta, count = 0;
|
|
count < meta->config_size; count++)
|
|
checksum += *ptr++;
|
|
if (checksum) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "nVidia check2 failed\n");
|
|
goto nvidia_out;
|
|
}
|
|
|
|
if (testing || bootverbose)
|
|
ata_raid_nvidia_print_meta(meta);
|
|
|
|
/* now convert nVidia meta into our generic form */
|
|
for (array = 0; array < MAX_ARRAYS; array++) {
|
|
if (!raidp[array]) {
|
|
raidp[array] =
|
|
(struct ar_softc *)malloc(sizeof(struct ar_softc), M_AR,
|
|
M_NOWAIT | M_ZERO);
|
|
if (!raidp[array]) {
|
|
device_printf(parent, "failed to allocate metadata storage\n");
|
|
goto nvidia_out;
|
|
}
|
|
}
|
|
raid = raidp[array];
|
|
if (raid->format && (raid->format != AR_F_NVIDIA_RAID))
|
|
continue;
|
|
|
|
if (raid->format == AR_F_NVIDIA_RAID &&
|
|
((raid->magic_0 != meta->magic_1) ||
|
|
(raid->magic_1 != meta->magic_2))) {
|
|
continue;
|
|
}
|
|
|
|
switch (meta->type) {
|
|
case NV_T_SPAN:
|
|
raid->type = AR_T_SPAN;
|
|
break;
|
|
|
|
case NV_T_RAID0:
|
|
raid->type = AR_T_RAID0;
|
|
break;
|
|
|
|
case NV_T_RAID1:
|
|
raid->type = AR_T_RAID1;
|
|
break;
|
|
|
|
case NV_T_RAID5:
|
|
raid->type = AR_T_RAID5;
|
|
break;
|
|
|
|
case NV_T_RAID01:
|
|
raid->type = AR_T_RAID01;
|
|
break;
|
|
|
|
default:
|
|
device_printf(parent, "nVidia unknown RAID type 0x%02x\n",
|
|
meta->type);
|
|
free(raidp[array], M_AR);
|
|
raidp[array] = NULL;
|
|
goto nvidia_out;
|
|
}
|
|
raid->magic_0 = meta->magic_1;
|
|
raid->magic_1 = meta->magic_2;
|
|
raid->format = AR_F_NVIDIA_RAID;
|
|
raid->generation = 0;
|
|
raid->interleave = meta->stripe_sectors;
|
|
raid->width = meta->array_width;
|
|
raid->total_disks = meta->total_disks;
|
|
raid->total_sectors = meta->total_sectors;
|
|
raid->heads = 255;
|
|
raid->sectors = 63;
|
|
raid->cylinders = raid->total_sectors / (63 * 255);
|
|
raid->offset_sectors = 0;
|
|
raid->rebuild_lba = meta->rebuild_lba;
|
|
raid->lun = array;
|
|
raid->status = AR_S_READY;
|
|
if (meta->status & NV_S_DEGRADED)
|
|
raid->status |= AR_S_DEGRADED;
|
|
|
|
raid->disks[meta->disk_number].dev = parent;
|
|
raid->disks[meta->disk_number].sectors =
|
|
raid->total_sectors / raid->width;
|
|
raid->disks[meta->disk_number].flags =
|
|
(AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE);
|
|
ars->raid[raid->volume] = raid;
|
|
ars->disk_number[raid->volume] = meta->disk_number;
|
|
retval = 1;
|
|
break;
|
|
}
|
|
|
|
nvidia_out:
|
|
free(meta, M_AR);
|
|
return retval;
|
|
}
|
|
|
|
/* Promise FastTrak Metadata */
|
|
static int
|
|
ata_raid_promise_read_meta(device_t dev, struct ar_softc **raidp, int native)
|
|
{
|
|
struct ata_raid_subdisk *ars = device_get_softc(dev);
|
|
device_t parent = device_get_parent(dev);
|
|
struct promise_raid_conf *meta;
|
|
struct ar_softc *raid;
|
|
u_int32_t checksum, *ptr;
|
|
int array, count, disk, disksum = 0, retval = 0;
|
|
|
|
if (!(meta = (struct promise_raid_conf *)
|
|
malloc(sizeof(struct promise_raid_conf), M_AR, M_NOWAIT | M_ZERO)))
|
|
return ENOMEM;
|
|
|
|
if (ata_raid_rw(parent, PROMISE_LBA(parent),
|
|
meta, sizeof(struct promise_raid_conf), ATA_R_READ)) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "%s read metadata failed\n",
|
|
native ? "FreeBSD" : "Promise");
|
|
goto promise_out;
|
|
}
|
|
|
|
/* check the signature */
|
|
if (native) {
|
|
if (strncmp(meta->promise_id, ATA_MAGIC, strlen(ATA_MAGIC))) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "FreeBSD check1 failed\n");
|
|
goto promise_out;
|
|
}
|
|
}
|
|
else {
|
|
if (strncmp(meta->promise_id, PR_MAGIC, strlen(PR_MAGIC))) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "Promise check1 failed\n");
|
|
goto promise_out;
|
|
}
|
|
}
|
|
|
|
/* check if the checksum is OK */
|
|
for (checksum = 0, ptr = (u_int32_t *)meta, count = 0; count < 511; count++)
|
|
checksum += *ptr++;
|
|
if (checksum != *ptr) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "%s check2 failed\n",
|
|
native ? "FreeBSD" : "Promise");
|
|
goto promise_out;
|
|
}
|
|
|
|
/* check on disk integrity status */
|
|
if (meta->raid.integrity != PR_I_VALID) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "%s check3 failed\n",
|
|
native ? "FreeBSD" : "Promise");
|
|
goto promise_out;
|
|
}
|
|
|
|
if (testing || bootverbose)
|
|
ata_raid_promise_print_meta(meta);
|
|
|
|
/* now convert Promise metadata into our generic form */
|
|
for (array = 0; array < MAX_ARRAYS; array++) {
|
|
if (!raidp[array]) {
|
|
raidp[array] =
|
|
(struct ar_softc *)malloc(sizeof(struct ar_softc), M_AR,
|
|
M_NOWAIT | M_ZERO);
|
|
if (!raidp[array]) {
|
|
device_printf(parent, "failed to allocate metadata storage\n");
|
|
goto promise_out;
|
|
}
|
|
}
|
|
raid = raidp[array];
|
|
if (raid->format &&
|
|
(raid->format != (native ? AR_F_FREEBSD_RAID : AR_F_PROMISE_RAID)))
|
|
continue;
|
|
|
|
if ((raid->format == (native ? AR_F_FREEBSD_RAID : AR_F_PROMISE_RAID))&&
|
|
!(meta->raid.magic_1 == (raid->magic_1)))
|
|
continue;
|
|
|
|
/* update our knowledge about the array config based on generation */
|
|
if (!meta->raid.generation || meta->raid.generation > raid->generation){
|
|
switch (meta->raid.type) {
|
|
case PR_T_SPAN:
|
|
raid->type = AR_T_SPAN;
|
|
break;
|
|
|
|
case PR_T_JBOD:
|
|
raid->type = AR_T_JBOD;
|
|
break;
|
|
|
|
case PR_T_RAID0:
|
|
raid->type = AR_T_RAID0;
|
|
break;
|
|
|
|
case PR_T_RAID1:
|
|
raid->type = AR_T_RAID1;
|
|
if (meta->raid.array_width > 1)
|
|
raid->type = AR_T_RAID01;
|
|
break;
|
|
|
|
case PR_T_RAID5:
|
|
raid->type = AR_T_RAID5;
|
|
break;
|
|
|
|
default:
|
|
device_printf(parent, "%s unknown RAID type 0x%02x\n",
|
|
native ? "FreeBSD" : "Promise", meta->raid.type);
|
|
free(raidp[array], M_AR);
|
|
raidp[array] = NULL;
|
|
goto promise_out;
|
|
}
|
|
raid->magic_1 = meta->raid.magic_1;
|
|
raid->format = (native ? AR_F_FREEBSD_RAID : AR_F_PROMISE_RAID);
|
|
raid->generation = meta->raid.generation;
|
|
raid->interleave = 1 << meta->raid.stripe_shift;
|
|
raid->width = meta->raid.array_width;
|
|
raid->total_disks = meta->raid.total_disks;
|
|
raid->heads = meta->raid.heads + 1;
|
|
raid->sectors = meta->raid.sectors;
|
|
raid->cylinders = meta->raid.cylinders + 1;
|
|
raid->total_sectors = meta->raid.total_sectors;
|
|
raid->offset_sectors = 0;
|
|
raid->rebuild_lba = meta->raid.rebuild_lba;
|
|
raid->lun = array;
|
|
if ((meta->raid.status &
|
|
(PR_S_VALID | PR_S_ONLINE | PR_S_INITED | PR_S_READY)) ==
|
|
(PR_S_VALID | PR_S_ONLINE | PR_S_INITED | PR_S_READY)) {
|
|
raid->status |= AR_S_READY;
|
|
if (meta->raid.status & PR_S_DEGRADED)
|
|
raid->status |= AR_S_DEGRADED;
|
|
}
|
|
else
|
|
raid->status &= ~AR_S_READY;
|
|
|
|
/* convert disk flags to our internal types */
|
|
for (disk = 0; disk < meta->raid.total_disks; disk++) {
|
|
raid->disks[disk].dev = NULL;
|
|
raid->disks[disk].flags = 0;
|
|
*((u_int64_t *)(raid->disks[disk].serial)) =
|
|
meta->raid.disk[disk].magic_0;
|
|
disksum += meta->raid.disk[disk].flags;
|
|
if (meta->raid.disk[disk].flags & PR_F_ONLINE)
|
|
raid->disks[disk].flags |= AR_DF_ONLINE;
|
|
if (meta->raid.disk[disk].flags & PR_F_ASSIGNED)
|
|
raid->disks[disk].flags |= AR_DF_ASSIGNED;
|
|
if (meta->raid.disk[disk].flags & PR_F_SPARE) {
|
|
raid->disks[disk].flags &= ~(AR_DF_ONLINE | AR_DF_ASSIGNED);
|
|
raid->disks[disk].flags |= AR_DF_SPARE;
|
|
}
|
|
if (meta->raid.disk[disk].flags & (PR_F_REDIR | PR_F_DOWN))
|
|
raid->disks[disk].flags &= ~AR_DF_ONLINE;
|
|
}
|
|
if (!disksum) {
|
|
device_printf(parent, "%s subdisks has no flags\n",
|
|
native ? "FreeBSD" : "Promise");
|
|
free(raidp[array], M_AR);
|
|
raidp[array] = NULL;
|
|
goto promise_out;
|
|
}
|
|
}
|
|
if (meta->raid.generation >= raid->generation) {
|
|
int disk_number = meta->raid.disk_number;
|
|
|
|
if (raid->disks[disk_number].flags && (meta->magic_0 ==
|
|
*((u_int64_t *)(raid->disks[disk_number].serial)))) {
|
|
raid->disks[disk_number].dev = parent;
|
|
raid->disks[disk_number].flags |= AR_DF_PRESENT;
|
|
raid->disks[disk_number].sectors = meta->raid.disk_sectors;
|
|
if ((raid->disks[disk_number].flags &
|
|
(AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE)) ==
|
|
(AR_DF_PRESENT | AR_DF_ASSIGNED | AR_DF_ONLINE)) {
|
|
ars->raid[raid->volume] = raid;
|
|
ars->disk_number[raid->volume] = disk_number;
|
|
retval = 1;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
promise_out:
|
|
free(meta, M_AR);
|
|
return retval;
|
|
}
|
|
|
|
static int
|
|
ata_raid_promise_write_meta(struct ar_softc *rdp)
|
|
{
|
|
struct promise_raid_conf *meta;
|
|
struct timeval timestamp;
|
|
u_int32_t *ckptr;
|
|
int count, disk, drive, error = 0;
|
|
|
|
if (!(meta = (struct promise_raid_conf *)
|
|
malloc(sizeof(struct promise_raid_conf), M_AR, M_NOWAIT))) {
|
|
printf("ar%d: failed to allocate metadata storage\n", rdp->lun);
|
|
return ENOMEM;
|
|
}
|
|
|
|
rdp->generation++;
|
|
microtime(×tamp);
|
|
|
|
for (disk = 0; disk < rdp->total_disks; disk++) {
|
|
for (count = 0; count < sizeof(struct promise_raid_conf); count++)
|
|
*(((u_int8_t *)meta) + count) = 255 - (count % 256);
|
|
meta->dummy_0 = 0x00020000;
|
|
meta->raid.disk_number = disk;
|
|
|
|
if (rdp->disks[disk].dev) {
|
|
struct ata_device *atadev = device_get_softc(rdp->disks[disk].dev);
|
|
struct ata_channel *ch =
|
|
device_get_softc(device_get_parent(rdp->disks[disk].dev));
|
|
|
|
meta->raid.channel = ch->unit;
|
|
meta->raid.device = ATA_DEV(atadev->unit);
|
|
meta->raid.disk_sectors = rdp->disks[disk].sectors;
|
|
meta->raid.disk_offset = rdp->offset_sectors;
|
|
}
|
|
else {
|
|
meta->raid.channel = 0;
|
|
meta->raid.device = 0;
|
|
meta->raid.disk_sectors = 0;
|
|
meta->raid.disk_offset = 0;
|
|
}
|
|
meta->magic_0 = PR_MAGIC0(meta->raid) | timestamp.tv_sec;
|
|
meta->magic_1 = timestamp.tv_sec >> 16;
|
|
meta->magic_2 = timestamp.tv_sec;
|
|
meta->raid.integrity = PR_I_VALID;
|
|
meta->raid.magic_0 = meta->magic_0;
|
|
meta->raid.rebuild_lba = rdp->rebuild_lba;
|
|
meta->raid.generation = rdp->generation;
|
|
|
|
if (rdp->status & AR_S_READY) {
|
|
meta->raid.flags = (PR_F_VALID | PR_F_ASSIGNED | PR_F_ONLINE);
|
|
meta->raid.status =
|
|
(PR_S_VALID | PR_S_ONLINE | PR_S_INITED | PR_S_READY);
|
|
if (rdp->status & AR_S_DEGRADED)
|
|
meta->raid.status |= PR_S_DEGRADED;
|
|
else
|
|
meta->raid.status |= PR_S_FUNCTIONAL;
|
|
}
|
|
else {
|
|
meta->raid.flags = PR_F_DOWN;
|
|
meta->raid.status = 0;
|
|
}
|
|
|
|
switch (rdp->type) {
|
|
case AR_T_RAID0:
|
|
meta->raid.type = PR_T_RAID0;
|
|
break;
|
|
case AR_T_RAID1:
|
|
meta->raid.type = PR_T_RAID1;
|
|
break;
|
|
case AR_T_RAID01:
|
|
meta->raid.type = PR_T_RAID1;
|
|
break;
|
|
case AR_T_RAID5:
|
|
meta->raid.type = PR_T_RAID5;
|
|
break;
|
|
case AR_T_SPAN:
|
|
meta->raid.type = PR_T_SPAN;
|
|
break;
|
|
case AR_T_JBOD:
|
|
meta->raid.type = PR_T_JBOD;
|
|
break;
|
|
default:
|
|
free(meta, M_AR);
|
|
return ENODEV;
|
|
}
|
|
|
|
meta->raid.total_disks = rdp->total_disks;
|
|
meta->raid.stripe_shift = ffs(rdp->interleave) - 1;
|
|
meta->raid.array_width = rdp->width;
|
|
meta->raid.array_number = rdp->lun;
|
|
meta->raid.total_sectors = rdp->total_sectors;
|
|
meta->raid.cylinders = rdp->cylinders - 1;
|
|
meta->raid.heads = rdp->heads - 1;
|
|
meta->raid.sectors = rdp->sectors;
|
|
meta->raid.magic_1 = (u_int64_t)meta->magic_2<<16 | meta->magic_1;
|
|
|
|
bzero(&meta->raid.disk, 8 * 12);
|
|
for (drive = 0; drive < rdp->total_disks; drive++) {
|
|
meta->raid.disk[drive].flags = 0;
|
|
if (rdp->disks[drive].flags & AR_DF_PRESENT)
|
|
meta->raid.disk[drive].flags |= PR_F_VALID;
|
|
if (rdp->disks[drive].flags & AR_DF_ASSIGNED)
|
|
meta->raid.disk[drive].flags |= PR_F_ASSIGNED;
|
|
if (rdp->disks[drive].flags & AR_DF_ONLINE)
|
|
meta->raid.disk[drive].flags |= PR_F_ONLINE;
|
|
else
|
|
if (rdp->disks[drive].flags & AR_DF_PRESENT)
|
|
meta->raid.disk[drive].flags = (PR_F_REDIR | PR_F_DOWN);
|
|
if (rdp->disks[drive].flags & AR_DF_SPARE)
|
|
meta->raid.disk[drive].flags |= PR_F_SPARE;
|
|
meta->raid.disk[drive].dummy_0 = 0x0;
|
|
if (rdp->disks[drive].dev) {
|
|
struct ata_channel *ch =
|
|
device_get_softc(device_get_parent(rdp->disks[drive].dev));
|
|
struct ata_device *atadev =
|
|
device_get_softc(rdp->disks[drive].dev);
|
|
|
|
meta->raid.disk[drive].channel = ch->unit;
|
|
meta->raid.disk[drive].device = ATA_DEV(atadev->unit);
|
|
}
|
|
meta->raid.disk[drive].magic_0 =
|
|
PR_MAGIC0(meta->raid.disk[drive]) | timestamp.tv_sec;
|
|
}
|
|
|
|
if (rdp->disks[disk].dev) {
|
|
if ((rdp->disks[disk].flags & (AR_DF_PRESENT | AR_DF_ONLINE)) ==
|
|
(AR_DF_PRESENT | AR_DF_ONLINE)) {
|
|
if (rdp->format == AR_F_FREEBSD_RAID)
|
|
bcopy(ATA_MAGIC, meta->promise_id, sizeof(ATA_MAGIC));
|
|
else
|
|
bcopy(PR_MAGIC, meta->promise_id, sizeof(PR_MAGIC));
|
|
}
|
|
else
|
|
bzero(meta->promise_id, sizeof(meta->promise_id));
|
|
meta->checksum = 0;
|
|
for (ckptr = (int32_t *)meta, count = 0; count < 511; count++)
|
|
meta->checksum += *ckptr++;
|
|
if (testing || bootverbose)
|
|
ata_raid_promise_print_meta(meta);
|
|
if (ata_raid_rw(rdp->disks[disk].dev,
|
|
PROMISE_LBA(rdp->disks[disk].dev),
|
|
meta, sizeof(struct promise_raid_conf),
|
|
ATA_R_WRITE | ATA_R_DIRECT)) {
|
|
device_printf(rdp->disks[disk].dev, "write metadata failed\n");
|
|
error = EIO;
|
|
}
|
|
}
|
|
}
|
|
free(meta, M_AR);
|
|
return error;
|
|
}
|
|
|
|
/* Silicon Image Medley Metadata */
|
|
static int
|
|
ata_raid_sii_read_meta(device_t dev, struct ar_softc **raidp)
|
|
{
|
|
struct ata_raid_subdisk *ars = device_get_softc(dev);
|
|
device_t parent = device_get_parent(dev);
|
|
struct sii_raid_conf *meta;
|
|
struct ar_softc *raid = NULL;
|
|
u_int16_t checksum, *ptr;
|
|
int array, count, disk, retval = 0;
|
|
|
|
if (!(meta = (struct sii_raid_conf *)
|
|
malloc(sizeof(struct sii_raid_conf), M_AR, M_NOWAIT | M_ZERO)))
|
|
return ENOMEM;
|
|
|
|
if (ata_raid_rw(parent, SII_LBA(parent),
|
|
meta, sizeof(struct sii_raid_conf), ATA_R_READ)) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "Silicon Image read metadata failed\n");
|
|
goto sii_out;
|
|
}
|
|
|
|
/* check if this is a Silicon Image (Medley) RAID struct */
|
|
for (checksum = 0, ptr = (u_int16_t *)meta, count = 0; count < 160; count++)
|
|
checksum += *ptr++;
|
|
if (checksum) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "Silicon Image check1 failed\n");
|
|
goto sii_out;
|
|
}
|
|
|
|
for (checksum = 0, ptr = (u_int16_t *)meta, count = 0; count < 256; count++)
|
|
checksum += *ptr++;
|
|
if (checksum != meta->checksum_1) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "Silicon Image check2 failed\n");
|
|
goto sii_out;
|
|
}
|
|
|
|
/* check verison */
|
|
if (meta->version_major != 0x0002 ||
|
|
(meta->version_minor != 0x0000 && meta->version_minor != 0x0001)) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "Silicon Image check3 failed\n");
|
|
goto sii_out;
|
|
}
|
|
|
|
if (testing || bootverbose)
|
|
ata_raid_sii_print_meta(meta);
|
|
|
|
/* now convert Silicon Image meta into our generic form */
|
|
for (array = 0; array < MAX_ARRAYS; array++) {
|
|
if (!raidp[array]) {
|
|
raidp[array] =
|
|
(struct ar_softc *)malloc(sizeof(struct ar_softc), M_AR,
|
|
M_NOWAIT | M_ZERO);
|
|
if (!raidp[array]) {
|
|
device_printf(parent, "failed to allocate metadata storage\n");
|
|
goto sii_out;
|
|
}
|
|
}
|
|
raid = raidp[array];
|
|
if (raid->format && (raid->format != AR_F_SII_RAID))
|
|
continue;
|
|
|
|
if (raid->format == AR_F_SII_RAID &&
|
|
(raid->magic_0 != *((u_int64_t *)meta->timestamp))) {
|
|
continue;
|
|
}
|
|
|
|
/* update our knowledge about the array config based on generation */
|
|
if (!meta->generation || meta->generation > raid->generation) {
|
|
switch (meta->type) {
|
|
case SII_T_RAID0:
|
|
raid->type = AR_T_RAID0;
|
|
break;
|
|
|
|
case SII_T_RAID1:
|
|
raid->type = AR_T_RAID1;
|
|
break;
|
|
|
|
case SII_T_RAID01:
|
|
raid->type = AR_T_RAID01;
|
|
break;
|
|
|
|
case SII_T_SPARE:
|
|
device_printf(parent, "Silicon Image SPARE disk\n");
|
|
free(raidp[array], M_AR);
|
|
raidp[array] = NULL;
|
|
goto sii_out;
|
|
|
|
default:
|
|
device_printf(parent,"Silicon Image unknown RAID type 0x%02x\n",
|
|
meta->type);
|
|
free(raidp[array], M_AR);
|
|
raidp[array] = NULL;
|
|
goto sii_out;
|
|
}
|
|
raid->magic_0 = *((u_int64_t *)meta->timestamp);
|
|
raid->format = AR_F_SII_RAID;
|
|
raid->generation = meta->generation;
|
|
raid->interleave = meta->stripe_sectors;
|
|
raid->width = (meta->raid0_disks != 0xff) ? meta->raid0_disks : 1;
|
|
raid->total_disks =
|
|
((meta->raid0_disks != 0xff) ? meta->raid0_disks : 0) +
|
|
((meta->raid1_disks != 0xff) ? meta->raid1_disks : 0);
|
|
raid->total_sectors = meta->total_sectors;
|
|
raid->heads = 255;
|
|
raid->sectors = 63;
|
|
raid->cylinders = raid->total_sectors / (63 * 255);
|
|
raid->offset_sectors = 0;
|
|
raid->rebuild_lba = meta->rebuild_lba;
|
|
raid->lun = array;
|
|
strncpy(raid->name, meta->name,
|
|
min(sizeof(raid->name), sizeof(meta->name)));
|
|
|
|
/* clear out any old info */
|
|
if (raid->generation) {
|
|
for (disk = 0; disk < raid->total_disks; disk++) {
|
|
raid->disks[disk].dev = NULL;
|
|
raid->disks[disk].flags = 0;
|
|
}
|
|
}
|
|
}
|
|
if (meta->generation >= raid->generation) {
|
|
/* XXX SOS add check for the right physical disk by serial# */
|
|
if (meta->status & SII_S_READY) {
|
|
int disk_number = (raid->type == AR_T_RAID01) ?
|
|
meta->raid1_ident + (meta->raid0_ident << 1) :
|
|
meta->disk_number;
|
|
|
|
raid->disks[disk_number].dev = parent;
|
|
raid->disks[disk_number].sectors =
|
|
raid->total_sectors / raid->width;
|
|
raid->disks[disk_number].flags =
|
|
(AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
|
|
ars->raid[raid->volume] = raid;
|
|
ars->disk_number[raid->volume] = disk_number;
|
|
retval = 1;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
sii_out:
|
|
free(meta, M_AR);
|
|
return retval;
|
|
}
|
|
|
|
/* Silicon Integrated Systems Metadata */
|
|
static int
|
|
ata_raid_sis_read_meta(device_t dev, struct ar_softc **raidp)
|
|
{
|
|
struct ata_raid_subdisk *ars = device_get_softc(dev);
|
|
device_t parent = device_get_parent(dev);
|
|
struct sis_raid_conf *meta;
|
|
struct ar_softc *raid = NULL;
|
|
int array, disk_number, drive, retval = 0;
|
|
|
|
if (!(meta = (struct sis_raid_conf *)
|
|
malloc(sizeof(struct sis_raid_conf), M_AR, M_NOWAIT | M_ZERO)))
|
|
return ENOMEM;
|
|
|
|
if (ata_raid_rw(parent, SIS_LBA(parent),
|
|
meta, sizeof(struct sis_raid_conf), ATA_R_READ)) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent,
|
|
"Silicon Integrated Systems read metadata failed\n");
|
|
}
|
|
|
|
/* check for SiS magic */
|
|
if (meta->magic != SIS_MAGIC) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent,
|
|
"Silicon Integrated Systems check1 failed\n");
|
|
goto sis_out;
|
|
}
|
|
|
|
if (testing || bootverbose)
|
|
ata_raid_sis_print_meta(meta);
|
|
|
|
/* now convert SiS meta into our generic form */
|
|
for (array = 0; array < MAX_ARRAYS; array++) {
|
|
if (!raidp[array]) {
|
|
raidp[array] =
|
|
(struct ar_softc *)malloc(sizeof(struct ar_softc), M_AR,
|
|
M_NOWAIT | M_ZERO);
|
|
if (!raidp[array]) {
|
|
device_printf(parent, "failed to allocate metadata storage\n");
|
|
goto sis_out;
|
|
}
|
|
}
|
|
|
|
raid = raidp[array];
|
|
if (raid->format && (raid->format != AR_F_SIS_RAID))
|
|
continue;
|
|
|
|
if ((raid->format == AR_F_SIS_RAID) &&
|
|
((raid->magic_0 != meta->controller_pci_id) ||
|
|
(raid->magic_1 != meta->timestamp))) {
|
|
continue;
|
|
}
|
|
|
|
switch (meta->type_total_disks & SIS_T_MASK) {
|
|
case SIS_T_JBOD:
|
|
raid->type = AR_T_JBOD;
|
|
raid->width = (meta->type_total_disks & SIS_D_MASK);
|
|
raid->total_sectors += SIS_LBA(parent);
|
|
break;
|
|
|
|
case SIS_T_RAID0:
|
|
raid->type = AR_T_RAID0;
|
|
raid->width = (meta->type_total_disks & SIS_D_MASK);
|
|
if (!raid->total_sectors ||
|
|
(raid->total_sectors > (raid->width * SIS_LBA(parent))))
|
|
raid->total_sectors = raid->width * SIS_LBA(parent);
|
|
break;
|
|
|
|
case SIS_T_RAID1:
|
|
raid->type = AR_T_RAID1;
|
|
raid->width = 1;
|
|
if (!raid->total_sectors || (raid->total_sectors > SIS_LBA(parent)))
|
|
raid->total_sectors = SIS_LBA(parent);
|
|
break;
|
|
|
|
default:
|
|
device_printf(parent, "Silicon Integrated Systems "
|
|
"unknown RAID type 0x%08x\n", meta->magic);
|
|
free(raidp[array], M_AR);
|
|
raidp[array] = NULL;
|
|
goto sis_out;
|
|
}
|
|
raid->magic_0 = meta->controller_pci_id;
|
|
raid->magic_1 = meta->timestamp;
|
|
raid->format = AR_F_SIS_RAID;
|
|
raid->generation = 0;
|
|
raid->interleave = meta->stripe_sectors;
|
|
raid->total_disks = (meta->type_total_disks & SIS_D_MASK);
|
|
raid->heads = 255;
|
|
raid->sectors = 63;
|
|
raid->cylinders = raid->total_sectors / (63 * 255);
|
|
raid->offset_sectors = 0;
|
|
raid->rebuild_lba = 0;
|
|
raid->lun = array;
|
|
/* XXX SOS if total_disks > 2 this doesn't float */
|
|
if (((meta->disks & SIS_D_MASTER) >> 4) == meta->disk_number)
|
|
disk_number = 0;
|
|
else
|
|
disk_number = 1;
|
|
|
|
for (drive = 0; drive < raid->total_disks; drive++) {
|
|
raid->disks[drive].sectors = raid->total_sectors/raid->width;
|
|
if (drive == disk_number) {
|
|
raid->disks[disk_number].dev = parent;
|
|
raid->disks[disk_number].flags =
|
|
(AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
|
|
ars->raid[raid->volume] = raid;
|
|
ars->disk_number[raid->volume] = disk_number;
|
|
}
|
|
}
|
|
retval = 1;
|
|
break;
|
|
}
|
|
|
|
sis_out:
|
|
free(meta, M_AR);
|
|
return retval;
|
|
}
|
|
|
|
static int
|
|
ata_raid_sis_write_meta(struct ar_softc *rdp)
|
|
{
|
|
struct sis_raid_conf *meta;
|
|
struct timeval timestamp;
|
|
int disk, error = 0;
|
|
|
|
if (!(meta = (struct sis_raid_conf *)
|
|
malloc(sizeof(struct sis_raid_conf), M_AR, M_NOWAIT | M_ZERO))) {
|
|
printf("ar%d: failed to allocate metadata storage\n", rdp->lun);
|
|
return ENOMEM;
|
|
}
|
|
|
|
rdp->generation++;
|
|
microtime(×tamp);
|
|
|
|
meta->magic = SIS_MAGIC;
|
|
/* XXX SOS if total_disks > 2 this doesn't float */
|
|
for (disk = 0; disk < rdp->total_disks; disk++) {
|
|
if (rdp->disks[disk].dev) {
|
|
struct ata_channel *ch =
|
|
device_get_softc(device_get_parent(rdp->disks[disk].dev));
|
|
struct ata_device *atadev = device_get_softc(rdp->disks[disk].dev);
|
|
int disk_number = 1 + ATA_DEV(atadev->unit) + (ch->unit << 1);
|
|
|
|
meta->disks |= disk_number << ((1 - disk) << 2);
|
|
}
|
|
}
|
|
switch (rdp->type) {
|
|
case AR_T_JBOD:
|
|
meta->type_total_disks = SIS_T_JBOD;
|
|
break;
|
|
|
|
case AR_T_RAID0:
|
|
meta->type_total_disks = SIS_T_RAID0;
|
|
break;
|
|
|
|
case AR_T_RAID1:
|
|
meta->type_total_disks = SIS_T_RAID1;
|
|
break;
|
|
|
|
default:
|
|
free(meta, M_AR);
|
|
return ENODEV;
|
|
}
|
|
meta->type_total_disks |= (rdp->total_disks & SIS_D_MASK);
|
|
meta->stripe_sectors = rdp->interleave;
|
|
meta->timestamp = timestamp.tv_sec;
|
|
|
|
for (disk = 0; disk < rdp->total_disks; disk++) {
|
|
if (rdp->disks[disk].dev) {
|
|
struct ata_channel *ch =
|
|
device_get_softc(device_get_parent(rdp->disks[disk].dev));
|
|
struct ata_device *atadev = device_get_softc(rdp->disks[disk].dev);
|
|
|
|
meta->controller_pci_id =
|
|
(pci_get_vendor(GRANDPARENT(rdp->disks[disk].dev)) << 16) |
|
|
pci_get_device(GRANDPARENT(rdp->disks[disk].dev));
|
|
bcopy(atadev->param.model, meta->model, sizeof(meta->model));
|
|
|
|
/* XXX SOS if total_disks > 2 this may not float */
|
|
meta->disk_number = 1 + ATA_DEV(atadev->unit) + (ch->unit << 1);
|
|
|
|
if (testing || bootverbose)
|
|
ata_raid_sis_print_meta(meta);
|
|
|
|
if (ata_raid_rw(rdp->disks[disk].dev,
|
|
SIS_LBA(rdp->disks[disk].dev),
|
|
meta, sizeof(struct sis_raid_conf),
|
|
ATA_R_WRITE | ATA_R_DIRECT)) {
|
|
device_printf(rdp->disks[disk].dev, "write metadata failed\n");
|
|
error = EIO;
|
|
}
|
|
}
|
|
}
|
|
free(meta, M_AR);
|
|
return error;
|
|
}
|
|
|
|
/* VIA Tech V-RAID Metadata */
|
|
static int
|
|
ata_raid_via_read_meta(device_t dev, struct ar_softc **raidp)
|
|
{
|
|
struct ata_raid_subdisk *ars = device_get_softc(dev);
|
|
device_t parent = device_get_parent(dev);
|
|
struct via_raid_conf *meta;
|
|
struct ar_softc *raid = NULL;
|
|
u_int8_t checksum, *ptr;
|
|
int array, count, disk, retval = 0;
|
|
|
|
if (!(meta = (struct via_raid_conf *)
|
|
malloc(sizeof(struct via_raid_conf), M_AR, M_NOWAIT | M_ZERO)))
|
|
return ENOMEM;
|
|
|
|
if (ata_raid_rw(parent, VIA_LBA(parent),
|
|
meta, sizeof(struct via_raid_conf), ATA_R_READ)) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "VIA read metadata failed\n");
|
|
goto via_out;
|
|
}
|
|
|
|
/* check if this is a VIA RAID struct */
|
|
if (meta->magic != VIA_MAGIC) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "VIA check1 failed\n");
|
|
goto via_out;
|
|
}
|
|
|
|
/* calculate checksum and compare for valid */
|
|
for (checksum = 0, ptr = (u_int8_t *)meta, count = 0; count < 50; count++)
|
|
checksum += *ptr++;
|
|
if (checksum != meta->checksum) {
|
|
if (testing || bootverbose)
|
|
device_printf(parent, "VIA check2 failed\n");
|
|
goto via_out;
|
|
}
|
|
|
|
if (testing || bootverbose)
|
|
ata_raid_via_print_meta(meta);
|
|
|
|
/* now convert VIA meta into our generic form */
|
|
for (array = 0; array < MAX_ARRAYS; array++) {
|
|
if (!raidp[array]) {
|
|
raidp[array] =
|
|
(struct ar_softc *)malloc(sizeof(struct ar_softc), M_AR,
|
|
M_NOWAIT | M_ZERO);
|
|
if (!raidp[array]) {
|
|
device_printf(parent, "failed to allocate metadata storage\n");
|
|
goto via_out;
|
|
}
|
|
}
|
|
raid = raidp[array];
|
|
if (raid->format && (raid->format != AR_F_VIA_RAID))
|
|
continue;
|
|
|
|
if (raid->format == AR_F_VIA_RAID && (raid->magic_0 != meta->disks[0]))
|
|
continue;
|
|
|
|
switch (meta->type & VIA_T_MASK) {
|
|
case VIA_T_RAID0:
|
|
raid->type = AR_T_RAID0;
|
|
raid->width = meta->stripe_layout & VIA_L_DISKS;
|
|
if (!raid->total_sectors ||
|
|
(raid->total_sectors > (raid->width * meta->disk_sectors)))
|
|
raid->total_sectors = raid->width * meta->disk_sectors;
|
|
break;
|
|
|
|
case VIA_T_RAID1:
|
|
raid->type = AR_T_RAID1;
|
|
raid->width = 1;
|
|
raid->total_sectors = meta->disk_sectors;
|
|
break;
|
|
|
|
case VIA_T_RAID01:
|
|
raid->type = AR_T_RAID01;
|
|
raid->width = meta->stripe_layout & VIA_L_DISKS;
|
|
if (!raid->total_sectors ||
|
|
(raid->total_sectors > (raid->width * meta->disk_sectors)))
|
|
raid->total_sectors = raid->width * meta->disk_sectors;
|
|
break;
|
|
|
|
case VIA_T_RAID5:
|
|
raid->type = AR_T_RAID5;
|
|
raid->width = meta->stripe_layout & VIA_L_DISKS;
|
|
if (!raid->total_sectors ||
|
|
(raid->total_sectors > ((raid->width - 1)*meta->disk_sectors)))
|
|
raid->total_sectors = (raid->width - 1) * meta->disk_sectors;
|
|
break;
|
|
|
|
case VIA_T_SPAN:
|
|
raid->type = AR_T_SPAN;
|
|
raid->width = 1;
|
|
raid->total_sectors += meta->disk_sectors;
|
|
break;
|
|
|
|
default:
|
|
device_printf(parent,"VIA unknown RAID type 0x%02x\n", meta->type);
|
|
free(raidp[array], M_AR);
|
|
raidp[array] = NULL;
|
|
goto via_out;
|
|
}
|
|
raid->magic_0 = meta->disks[0];
|
|
raid->format = AR_F_VIA_RAID;
|
|
raid->generation = 0;
|
|
raid->interleave =
|
|
0x08 << ((meta->stripe_layout & VIA_L_MASK) >> VIA_L_SHIFT);
|
|
for (count = 0, disk = 0; disk < 8; disk++)
|
|
if (meta->disks[disk])
|
|
count++;
|
|
raid->total_disks = count;
|
|
raid->heads = 255;
|
|
raid->sectors = 63;
|
|
raid->cylinders = raid->total_sectors / (63 * 255);
|
|
raid->offset_sectors = 0;
|
|
raid->rebuild_lba = 0;
|
|
raid->lun = array;
|
|
|
|
for (disk = 0; disk < raid->total_disks; disk++) {
|
|
if (meta->disks[disk] == meta->disk_id) {
|
|
raid->disks[disk].dev = parent;
|
|
bcopy(&meta->disk_id, raid->disks[disk].serial,
|
|
sizeof(u_int32_t));
|
|
raid->disks[disk].sectors = meta->disk_sectors;
|
|
raid->disks[disk].flags =
|
|
(AR_DF_ONLINE | AR_DF_PRESENT | AR_DF_ASSIGNED);
|
|
ars->raid[raid->volume] = raid;
|
|
ars->disk_number[raid->volume] = disk;
|
|
retval = 1;
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
via_out:
|
|
free(meta, M_AR);
|
|
return retval;
|
|
}
|
|
|
|
static int
|
|
ata_raid_via_write_meta(struct ar_softc *rdp)
|
|
{
|
|
struct via_raid_conf *meta;
|
|
int disk, error = 0;
|
|
|
|
if (!(meta = (struct via_raid_conf *)
|
|
malloc(sizeof(struct via_raid_conf), M_AR, M_NOWAIT | M_ZERO))) {
|
|
printf("ar%d: failed to allocate metadata storage\n", rdp->lun);
|
|
return ENOMEM;
|
|
}
|
|
|
|
rdp->generation++;
|
|
|
|
meta->magic = VIA_MAGIC;
|
|
meta->dummy_0 = 0x02;
|
|
switch (rdp->type) {
|
|
case AR_T_SPAN:
|
|
meta->type = VIA_T_SPAN;
|
|
meta->stripe_layout = (rdp->total_disks & VIA_L_DISKS);
|
|
break;
|
|
|
|
case AR_T_RAID0:
|
|
meta->type = VIA_T_RAID0;
|
|
meta->stripe_layout = ((rdp->interleave >> 1) & VIA_L_MASK);
|
|
meta->stripe_layout |= (rdp->total_disks & VIA_L_DISKS);
|
|
break;
|
|
|
|
case AR_T_RAID1:
|
|
meta->type = VIA_T_RAID1;
|
|
meta->stripe_layout = (rdp->total_disks & VIA_L_DISKS);
|
|
break;
|
|
|
|
case AR_T_RAID5:
|
|
meta->type = VIA_T_RAID5;
|
|
meta->stripe_layout = ((rdp->interleave >> 1) & VIA_L_MASK);
|
|
meta->stripe_layout |= (rdp->total_disks & VIA_L_DISKS);
|
|
break;
|
|
|
|
case AR_T_RAID01:
|
|
meta->type = VIA_T_RAID01;
|
|
meta->stripe_layout = ((rdp->interleave >> 1) & VIA_L_MASK);
|
|
meta->stripe_layout |= (rdp->width & VIA_L_DISKS);
|
|
break;
|
|
|
|
default:
|
|
free(meta, M_AR);
|
|
return ENODEV;
|
|
}
|
|
meta->type |= VIA_T_BOOTABLE; /* XXX SOS */
|
|
meta->disk_sectors =
|
|
rdp->total_sectors / (rdp->width - (rdp->type == AR_RAID5));
|
|
for (disk = 0; disk < rdp->total_disks; disk++)
|
|
meta->disks[disk] = (u_int32_t)(uintptr_t)rdp->disks[disk].dev;
|
|
|
|
for (disk = 0; disk < rdp->total_disks; disk++) {
|
|
if (rdp->disks[disk].dev) {
|
|
u_int8_t *ptr;
|
|
int count;
|
|
|
|
meta->disk_index = disk * sizeof(u_int32_t);
|
|
if (rdp->type == AR_T_RAID01)
|
|
meta->disk_index = ((meta->disk_index & 0x08) << 2) |
|
|
(meta->disk_index & ~0x08);
|
|
meta->disk_id = meta->disks[disk];
|
|
meta->checksum = 0;
|
|
for (ptr = (u_int8_t *)meta, count = 0; count < 50; count++)
|
|
meta->checksum += *ptr++;
|
|
|
|
if (testing || bootverbose)
|
|
ata_raid_via_print_meta(meta);
|
|
|
|
if (ata_raid_rw(rdp->disks[disk].dev,
|
|
VIA_LBA(rdp->disks[disk].dev),
|
|
meta, sizeof(struct via_raid_conf),
|
|
ATA_R_WRITE | ATA_R_DIRECT)) {
|
|
device_printf(rdp->disks[disk].dev, "write metadata failed\n");
|
|
error = EIO;
|
|
}
|
|
}
|
|
}
|
|
free(meta, M_AR);
|
|
return error;
|
|
}
|
|
|
|
static struct ata_request *
|
|
ata_raid_init_request(struct ar_softc *rdp, struct bio *bio)
|
|
{
|
|
struct ata_request *request;
|
|
|
|
if (!(request = ata_alloc_request())) {
|
|
printf("FAILURE - out of memory in ata_raid_init_request\n");
|
|
return NULL;
|
|
}
|
|
request->timeout = 5;
|
|
request->retries = 2;
|
|
request->callback = ata_raid_done;
|
|
request->driver = rdp;
|
|
request->bio = bio;
|
|
switch (request->bio->bio_cmd) {
|
|
case BIO_READ:
|
|
request->flags = ATA_R_READ;
|
|
break;
|
|
case BIO_WRITE:
|
|
request->flags = ATA_R_WRITE;
|
|
break;
|
|
}
|
|
return request;
|
|
}
|
|
|
|
static int
|
|
ata_raid_send_request(struct ata_request *request)
|
|
{
|
|
struct ata_device *atadev = device_get_softc(request->dev);
|
|
|
|
request->transfersize = min(request->bytecount, atadev->max_iosize);
|
|
if (request->flags & ATA_R_READ) {
|
|
if (atadev->mode >= ATA_DMA) {
|
|
request->flags |= ATA_R_DMA;
|
|
request->u.ata.command = ATA_READ_DMA;
|
|
}
|
|
else if (atadev->max_iosize > DEV_BSIZE)
|
|
request->u.ata.command = ATA_READ_MUL;
|
|
else
|
|
request->u.ata.command = ATA_READ;
|
|
}
|
|
else if (request->flags & ATA_R_WRITE) {
|
|
if (atadev->mode >= ATA_DMA) {
|
|
request->flags |= ATA_R_DMA;
|
|
request->u.ata.command = ATA_WRITE_DMA;
|
|
}
|
|
else if (atadev->max_iosize > DEV_BSIZE)
|
|
request->u.ata.command = ATA_WRITE_MUL;
|
|
else
|
|
request->u.ata.command = ATA_WRITE;
|
|
}
|
|
else {
|
|
device_printf(request->dev, "FAILURE - unknown IO operation\n");
|
|
ata_free_request(request);
|
|
return EIO;
|
|
}
|
|
request->flags |= (ATA_R_ORDERED | ATA_R_THREAD);
|
|
ata_queue_request(request);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ata_raid_rw(device_t dev, u_int64_t lba, void *data, u_int bcount, int flags)
|
|
{
|
|
struct ata_device *atadev = device_get_softc(dev);
|
|
struct ata_request *request;
|
|
int error;
|
|
|
|
if (bcount % DEV_BSIZE) {
|
|
device_printf(dev, "FAILURE - transfers must be modulo sectorsize\n");
|
|
return ENOMEM;
|
|
}
|
|
|
|
if (!(request = ata_alloc_request())) {
|
|
device_printf(dev, "FAILURE - out of memory in ata_raid_rw\n");
|
|
return ENOMEM;
|
|
}
|
|
|
|
/* setup request */
|
|
request->dev = dev;
|
|
request->timeout = 10;
|
|
request->retries = 0;
|
|
request->data = data;
|
|
request->bytecount = bcount;
|
|
request->transfersize = DEV_BSIZE;
|
|
request->u.ata.lba = lba;
|
|
request->u.ata.count = request->bytecount / DEV_BSIZE;
|
|
request->flags = flags;
|
|
|
|
if (flags & ATA_R_READ) {
|
|
if (atadev->mode >= ATA_DMA) {
|
|
request->u.ata.command = ATA_READ_DMA;
|
|
request->flags |= ATA_R_DMA;
|
|
}
|
|
else
|
|
request->u.ata.command = ATA_READ;
|
|
ata_queue_request(request);
|
|
}
|
|
else if (flags & ATA_R_WRITE) {
|
|
if (atadev->mode >= ATA_DMA) {
|
|
request->u.ata.command = ATA_WRITE_DMA;
|
|
request->flags |= ATA_R_DMA;
|
|
}
|
|
else
|
|
request->u.ata.command = ATA_WRITE;
|
|
ata_queue_request(request);
|
|
}
|
|
else {
|
|
device_printf(dev, "FAILURE - unknown IO operation\n");
|
|
request->result = EIO;
|
|
}
|
|
error = request->result;
|
|
ata_free_request(request);
|
|
return error;
|
|
}
|
|
|
|
/*
|
|
* module handeling
|
|
*/
|
|
static int
|
|
ata_raid_subdisk_probe(device_t dev)
|
|
{
|
|
device_quiet(dev);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ata_raid_subdisk_attach(device_t dev)
|
|
{
|
|
struct ata_raid_subdisk *ars = device_get_softc(dev);
|
|
int volume;
|
|
|
|
for (volume = 0; volume < MAX_VOLUMES; volume++) {
|
|
ars->raid[volume] = NULL;
|
|
ars->disk_number[volume] = -1;
|
|
}
|
|
ata_raid_read_metadata(dev);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ata_raid_subdisk_detach(device_t dev)
|
|
{
|
|
struct ata_raid_subdisk *ars = device_get_softc(dev);
|
|
int volume;
|
|
|
|
for (volume = 0; volume < MAX_VOLUMES; volume++) {
|
|
if (ars->raid[volume]) {
|
|
ars->raid[volume]->disks[ars->disk_number[volume]].flags &=
|
|
~(AR_DF_PRESENT | AR_DF_ONLINE);
|
|
ars->raid[volume]->disks[ars->disk_number[volume]].dev = NULL;
|
|
if (mtx_initialized(&ars->raid[volume]->lock))
|
|
ata_raid_config_changed(ars->raid[volume], 1);
|
|
ars->raid[volume] = NULL;
|
|
ars->disk_number[volume] = -1;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static device_method_t ata_raid_sub_methods[] = {
|
|
/* device interface */
|
|
DEVMETHOD(device_probe, ata_raid_subdisk_probe),
|
|
DEVMETHOD(device_attach, ata_raid_subdisk_attach),
|
|
DEVMETHOD(device_detach, ata_raid_subdisk_detach),
|
|
{ 0, 0 }
|
|
};
|
|
|
|
static driver_t ata_raid_sub_driver = {
|
|
"subdisk",
|
|
ata_raid_sub_methods,
|
|
sizeof(struct ata_raid_subdisk)
|
|
};
|
|
|
|
DRIVER_MODULE(subdisk, ad, ata_raid_sub_driver, ata_raid_sub_devclass, NULL, NULL);
|
|
|
|
static int
|
|
ata_raid_module_event_handler(module_t mod, int what, void *arg)
|
|
{
|
|
int i;
|
|
|
|
switch (what) {
|
|
case MOD_LOAD:
|
|
if (testing || bootverbose)
|
|
printf("ATA PseudoRAID loaded\n");
|
|
#if 0
|
|
/* setup table to hold metadata for all ATA PseudoRAID arrays */
|
|
ata_raid_arrays = malloc(sizeof(struct ar_soft *) * MAX_ARRAYS,
|
|
M_AR, M_NOWAIT | M_ZERO);
|
|
if (!ata_raid_arrays) {
|
|
printf("ataraid: no memory for metadata storage\n");
|
|
return ENOMEM;
|
|
}
|
|
#endif
|
|
/* attach found PseudoRAID arrays */
|
|
for (i = 0; i < MAX_ARRAYS; i++) {
|
|
struct ar_softc *rdp = ata_raid_arrays[i];
|
|
|
|
if (!rdp || !rdp->format)
|
|
continue;
|
|
if (testing || bootverbose)
|
|
ata_raid_print_meta(rdp);
|
|
ata_raid_attach(rdp, 0);
|
|
}
|
|
ata_raid_ioctl_func = ata_raid_ioctl;
|
|
return 0;
|
|
|
|
case MOD_UNLOAD:
|
|
/* detach found PseudoRAID arrays */
|
|
for (i = 0; i < MAX_ARRAYS; i++) {
|
|
struct ar_softc *rdp = ata_raid_arrays[i];
|
|
|
|
if (!rdp || !rdp->status)
|
|
continue;
|
|
if (mtx_initialized(&rdp->lock))
|
|
mtx_destroy(&rdp->lock);
|
|
if (rdp->disk)
|
|
disk_destroy(rdp->disk);
|
|
}
|
|
if (testing || bootverbose)
|
|
printf("ATA PseudoRAID unloaded\n");
|
|
#if 0
|
|
free(ata_raid_arrays, M_AR);
|
|
#endif
|
|
ata_raid_ioctl_func = NULL;
|
|
return 0;
|
|
|
|
default:
|
|
return EOPNOTSUPP;
|
|
}
|
|
}
|
|
|
|
static moduledata_t ata_raid_moduledata =
|
|
{ "ataraid", ata_raid_module_event_handler, NULL };
|
|
DECLARE_MODULE(ata, ata_raid_moduledata, SI_SUB_RAID, SI_ORDER_FIRST);
|
|
MODULE_VERSION(ataraid, 1);
|
|
MODULE_DEPEND(ataraid, ata, 1, 1, 1);
|
|
MODULE_DEPEND(ataraid, ad, 1, 1, 1);
|
|
|
|
static char *
|
|
ata_raid_format(struct ar_softc *rdp)
|
|
{
|
|
switch (rdp->format) {
|
|
case AR_F_FREEBSD_RAID: return "FreeBSD PseudoRAID";
|
|
case AR_F_ADAPTEC_RAID: return "Adaptec HostRAID";
|
|
case AR_F_HPTV2_RAID: return "HighPoint v2 RocketRAID";
|
|
case AR_F_HPTV3_RAID: return "HighPoint v3 RocketRAID";
|
|
case AR_F_INTEL_RAID: return "Intel MatrixRAID";
|
|
case AR_F_ITE_RAID: return "Integrated Technology Express";
|
|
case AR_F_JMICRON_RAID: return "JMicron Technology Corp";
|
|
case AR_F_LSIV2_RAID: return "LSILogic v2 MegaRAID";
|
|
case AR_F_LSIV3_RAID: return "LSILogic v3 MegaRAID";
|
|
case AR_F_NVIDIA_RAID: return "nVidia MediaShield";
|
|
case AR_F_PROMISE_RAID: return "Promise Fasttrak";
|
|
case AR_F_SII_RAID: return "Silicon Image Medley";
|
|
case AR_F_SIS_RAID: return "Silicon Integrated Systems";
|
|
case AR_F_VIA_RAID: return "VIA Tech V-RAID";
|
|
default: return "UNKNOWN";
|
|
}
|
|
}
|
|
|
|
static char *
|
|
ata_raid_type(struct ar_softc *rdp)
|
|
{
|
|
switch (rdp->type) {
|
|
case AR_T_JBOD: return "JBOD";
|
|
case AR_T_SPAN: return "SPAN";
|
|
case AR_T_RAID0: return "RAID0";
|
|
case AR_T_RAID1: return "RAID1";
|
|
case AR_T_RAID3: return "RAID3";
|
|
case AR_T_RAID4: return "RAID4";
|
|
case AR_T_RAID5: return "RAID5";
|
|
case AR_T_RAID01: return "RAID0+1";
|
|
default: return "UNKNOWN";
|
|
}
|
|
}
|
|
|
|
static char *
|
|
ata_raid_flags(struct ar_softc *rdp)
|
|
{
|
|
switch (rdp->status & (AR_S_READY | AR_S_DEGRADED | AR_S_REBUILDING)) {
|
|
case AR_S_READY: return "READY";
|
|
case AR_S_READY | AR_S_DEGRADED: return "DEGRADED";
|
|
case AR_S_READY | AR_S_REBUILDING:
|
|
case AR_S_READY | AR_S_DEGRADED | AR_S_REBUILDING: return "REBUILDING";
|
|
default: return "BROKEN";
|
|
}
|
|
}
|
|
|
|
/* debugging gunk */
|
|
static void
|
|
ata_raid_print_meta(struct ar_softc *raid)
|
|
{
|
|
int i;
|
|
|
|
printf("********** ATA PseudoRAID ar%d Metadata **********\n", raid->lun);
|
|
printf("=================================================\n");
|
|
printf("format %s\n", ata_raid_format(raid));
|
|
printf("type %s\n", ata_raid_type(raid));
|
|
printf("flags 0x%02x %b\n", raid->status, raid->status,
|
|
"\20\3REBUILDING\2DEGRADED\1READY\n");
|
|
printf("magic_0 0x%016jx\n", raid->magic_0);
|
|
printf("magic_1 0x%016jx\n",raid->magic_1);
|
|
printf("generation %u\n", raid->generation);
|
|
printf("total_sectors %ju\n", raid->total_sectors);
|
|
printf("offset_sectors %ju\n", raid->offset_sectors);
|
|
printf("heads %u\n", raid->heads);
|
|
printf("sectors %u\n", raid->sectors);
|
|
printf("cylinders %u\n", raid->cylinders);
|
|
printf("width %u\n", raid->width);
|
|
printf("interleave %u\n", raid->interleave);
|
|
printf("total_disks %u\n", raid->total_disks);
|
|
for (i = 0; i < raid->total_disks; i++) {
|
|
printf(" disk %d: flags = 0x%02x %b\n", i, raid->disks[i].flags,
|
|
raid->disks[i].flags, "\20\4ONLINE\3SPARE\2ASSIGNED\1PRESENT\n");
|
|
if (raid->disks[i].dev) {
|
|
printf(" ");
|
|
device_printf(raid->disks[i].dev, " sectors %jd\n",
|
|
raid->disks[i].sectors);
|
|
}
|
|
}
|
|
printf("=================================================\n");
|
|
}
|
|
|
|
static char *
|
|
ata_raid_adaptec_type(int type)
|
|
{
|
|
static char buffer[16];
|
|
|
|
switch (type) {
|
|
case ADP_T_RAID0: return "RAID0";
|
|
case ADP_T_RAID1: return "RAID1";
|
|
default: sprintf(buffer, "UNKNOWN 0x%02x", type);
|
|
return buffer;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ata_raid_adaptec_print_meta(struct adaptec_raid_conf *meta)
|
|
{
|
|
int i;
|
|
|
|
printf("********* ATA Adaptec HostRAID Metadata *********\n");
|
|
printf("magic_0 <0x%08x>\n", be32toh(meta->magic_0));
|
|
printf("generation 0x%08x\n", be32toh(meta->generation));
|
|
printf("dummy_0 0x%04x\n", be16toh(meta->dummy_0));
|
|
printf("total_configs %u\n", be16toh(meta->total_configs));
|
|
printf("dummy_1 0x%04x\n", be16toh(meta->dummy_1));
|
|
printf("checksum 0x%04x\n", be16toh(meta->checksum));
|
|
printf("dummy_2 0x%08x\n", be32toh(meta->dummy_2));
|
|
printf("dummy_3 0x%08x\n", be32toh(meta->dummy_3));
|
|
printf("flags 0x%08x\n", be32toh(meta->flags));
|
|
printf("timestamp 0x%08x\n", be32toh(meta->timestamp));
|
|
printf("dummy_4 0x%08x 0x%08x 0x%08x 0x%08x\n",
|
|
be32toh(meta->dummy_4[0]), be32toh(meta->dummy_4[1]),
|
|
be32toh(meta->dummy_4[2]), be32toh(meta->dummy_4[3]));
|
|
printf("dummy_5 0x%08x 0x%08x 0x%08x 0x%08x\n",
|
|
be32toh(meta->dummy_5[0]), be32toh(meta->dummy_5[1]),
|
|
be32toh(meta->dummy_5[2]), be32toh(meta->dummy_5[3]));
|
|
|
|
for (i = 0; i < be16toh(meta->total_configs); i++) {
|
|
printf(" %d total_disks %u\n", i,
|
|
be16toh(meta->configs[i].disk_number));
|
|
printf(" %d generation %u\n", i,
|
|
be16toh(meta->configs[i].generation));
|
|
printf(" %d magic_0 0x%08x\n", i,
|
|
be32toh(meta->configs[i].magic_0));
|
|
printf(" %d dummy_0 0x%02x\n", i, meta->configs[i].dummy_0);
|
|
printf(" %d type %s\n", i,
|
|
ata_raid_adaptec_type(meta->configs[i].type));
|
|
printf(" %d dummy_1 0x%02x\n", i, meta->configs[i].dummy_1);
|
|
printf(" %d flags %d\n", i,
|
|
be32toh(meta->configs[i].flags));
|
|
printf(" %d dummy_2 0x%02x\n", i, meta->configs[i].dummy_2);
|
|
printf(" %d dummy_3 0x%02x\n", i, meta->configs[i].dummy_3);
|
|
printf(" %d dummy_4 0x%02x\n", i, meta->configs[i].dummy_4);
|
|
printf(" %d dummy_5 0x%02x\n", i, meta->configs[i].dummy_5);
|
|
printf(" %d disk_number %u\n", i,
|
|
be32toh(meta->configs[i].disk_number));
|
|
printf(" %d dummy_6 0x%08x\n", i,
|
|
be32toh(meta->configs[i].dummy_6));
|
|
printf(" %d sectors %u\n", i,
|
|
be32toh(meta->configs[i].sectors));
|
|
printf(" %d stripe_shift %u\n", i,
|
|
be16toh(meta->configs[i].stripe_shift));
|
|
printf(" %d dummy_7 0x%08x\n", i,
|
|
be32toh(meta->configs[i].dummy_7));
|
|
printf(" %d dummy_8 0x%08x 0x%08x 0x%08x 0x%08x\n", i,
|
|
be32toh(meta->configs[i].dummy_8[0]),
|
|
be32toh(meta->configs[i].dummy_8[1]),
|
|
be32toh(meta->configs[i].dummy_8[2]),
|
|
be32toh(meta->configs[i].dummy_8[3]));
|
|
printf(" %d name <%s>\n", i, meta->configs[i].name);
|
|
}
|
|
printf("magic_1 <0x%08x>\n", be32toh(meta->magic_1));
|
|
printf("magic_2 <0x%08x>\n", be32toh(meta->magic_2));
|
|
printf("magic_3 <0x%08x>\n", be32toh(meta->magic_3));
|
|
printf("magic_4 <0x%08x>\n", be32toh(meta->magic_4));
|
|
printf("=================================================\n");
|
|
}
|
|
|
|
static char *
|
|
ata_raid_hptv2_type(int type)
|
|
{
|
|
static char buffer[16];
|
|
|
|
switch (type) {
|
|
case HPTV2_T_RAID0: return "RAID0";
|
|
case HPTV2_T_RAID1: return "RAID1";
|
|
case HPTV2_T_RAID01_RAID0: return "RAID01_RAID0";
|
|
case HPTV2_T_SPAN: return "SPAN";
|
|
case HPTV2_T_RAID_3: return "RAID3";
|
|
case HPTV2_T_RAID_5: return "RAID5";
|
|
case HPTV2_T_JBOD: return "JBOD";
|
|
case HPTV2_T_RAID01_RAID1: return "RAID01_RAID1";
|
|
default: sprintf(buffer, "UNKNOWN 0x%02x", type);
|
|
return buffer;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ata_raid_hptv2_print_meta(struct hptv2_raid_conf *meta)
|
|
{
|
|
int i;
|
|
|
|
printf("****** ATA Highpoint V2 RocketRAID Metadata *****\n");
|
|
printf("magic 0x%08x\n", meta->magic);
|
|
printf("magic_0 0x%08x\n", meta->magic_0);
|
|
printf("magic_1 0x%08x\n", meta->magic_1);
|
|
printf("order 0x%08x\n", meta->order);
|
|
printf("array_width %u\n", meta->array_width);
|
|
printf("stripe_shift %u\n", meta->stripe_shift);
|
|
printf("type %s\n", ata_raid_hptv2_type(meta->type));
|
|
printf("disk_number %u\n", meta->disk_number);
|
|
printf("total_sectors %u\n", meta->total_sectors);
|
|
printf("disk_mode 0x%08x\n", meta->disk_mode);
|
|
printf("boot_mode 0x%08x\n", meta->boot_mode);
|
|
printf("boot_disk 0x%02x\n", meta->boot_disk);
|
|
printf("boot_protect 0x%02x\n", meta->boot_protect);
|
|
printf("log_entries 0x%02x\n", meta->error_log_entries);
|
|
printf("log_index 0x%02x\n", meta->error_log_index);
|
|
if (meta->error_log_entries) {
|
|
printf(" timestamp reason disk status sectors lba\n");
|
|
for (i = meta->error_log_index;
|
|
i < meta->error_log_index + meta->error_log_entries; i++)
|
|
printf(" 0x%08x 0x%02x 0x%02x 0x%02x 0x%02x 0x%08x\n",
|
|
meta->errorlog[i%32].timestamp,
|
|
meta->errorlog[i%32].reason,
|
|
meta->errorlog[i%32].disk, meta->errorlog[i%32].status,
|
|
meta->errorlog[i%32].sectors, meta->errorlog[i%32].lba);
|
|
}
|
|
printf("rebuild_lba 0x%08x\n", meta->rebuild_lba);
|
|
printf("dummy_1 0x%02x\n", meta->dummy_1);
|
|
printf("name_1 <%.15s>\n", meta->name_1);
|
|
printf("dummy_2 0x%02x\n", meta->dummy_2);
|
|
printf("name_2 <%.15s>\n", meta->name_2);
|
|
printf("=================================================\n");
|
|
}
|
|
|
|
static char *
|
|
ata_raid_hptv3_type(int type)
|
|
{
|
|
static char buffer[16];
|
|
|
|
switch (type) {
|
|
case HPTV3_T_SPARE: return "SPARE";
|
|
case HPTV3_T_JBOD: return "JBOD";
|
|
case HPTV3_T_SPAN: return "SPAN";
|
|
case HPTV3_T_RAID0: return "RAID0";
|
|
case HPTV3_T_RAID1: return "RAID1";
|
|
case HPTV3_T_RAID3: return "RAID3";
|
|
case HPTV3_T_RAID5: return "RAID5";
|
|
default: sprintf(buffer, "UNKNOWN 0x%02x", type);
|
|
return buffer;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ata_raid_hptv3_print_meta(struct hptv3_raid_conf *meta)
|
|
{
|
|
int i;
|
|
|
|
printf("****** ATA Highpoint V3 RocketRAID Metadata *****\n");
|
|
printf("magic 0x%08x\n", meta->magic);
|
|
printf("magic_0 0x%08x\n", meta->magic_0);
|
|
printf("checksum_0 0x%02x\n", meta->checksum_0);
|
|
printf("mode 0x%02x\n", meta->mode);
|
|
printf("user_mode 0x%02x\n", meta->user_mode);
|
|
printf("config_entries 0x%02x\n", meta->config_entries);
|
|
for (i = 0; i < meta->config_entries; i++) {
|
|
printf("config %d:\n", i);
|
|
printf(" total_sectors %ju\n",
|
|
meta->configs[0].total_sectors +
|
|
((u_int64_t)meta->configs_high[0].total_sectors << 32));
|
|
printf(" type %s\n",
|
|
ata_raid_hptv3_type(meta->configs[i].type));
|
|
printf(" total_disks %u\n", meta->configs[i].total_disks);
|
|
printf(" disk_number %u\n", meta->configs[i].disk_number);
|
|
printf(" stripe_shift %u\n", meta->configs[i].stripe_shift);
|
|
printf(" status %b\n", meta->configs[i].status,
|
|
"\20\2RAID5\1NEED_REBUILD\n");
|
|
printf(" critical_disks %u\n", meta->configs[i].critical_disks);
|
|
printf(" rebuild_lba %ju\n",
|
|
meta->configs_high[0].rebuild_lba +
|
|
((u_int64_t)meta->configs_high[0].rebuild_lba << 32));
|
|
}
|
|
printf("name <%.16s>\n", meta->name);
|
|
printf("timestamp 0x%08x\n", meta->timestamp);
|
|
printf("description <%.16s>\n", meta->description);
|
|
printf("creator <%.16s>\n", meta->creator);
|
|
printf("checksum_1 0x%02x\n", meta->checksum_1);
|
|
printf("dummy_0 0x%02x\n", meta->dummy_0);
|
|
printf("dummy_1 0x%02x\n", meta->dummy_1);
|
|
printf("flags %b\n", meta->flags,
|
|
"\20\4RCACHE\3WCACHE\2NCQ\1TCQ\n");
|
|
printf("=================================================\n");
|
|
}
|
|
|
|
static char *
|
|
ata_raid_intel_type(int type)
|
|
{
|
|
static char buffer[16];
|
|
|
|
switch (type) {
|
|
case INTEL_T_RAID0: return "RAID0";
|
|
case INTEL_T_RAID1: return "RAID1";
|
|
case INTEL_T_RAID5: return "RAID5";
|
|
default: sprintf(buffer, "UNKNOWN 0x%02x", type);
|
|
return buffer;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ata_raid_intel_print_meta(struct intel_raid_conf *meta)
|
|
{
|
|
struct intel_raid_mapping *map;
|
|
int i, j;
|
|
|
|
printf("********* ATA Intel MatrixRAID Metadata *********\n");
|
|
printf("intel_id <%.24s>\n", meta->intel_id);
|
|
printf("version <%.6s>\n", meta->version);
|
|
printf("checksum 0x%08x\n", meta->checksum);
|
|
printf("config_size 0x%08x\n", meta->config_size);
|
|
printf("config_id 0x%08x\n", meta->config_id);
|
|
printf("generation 0x%08x\n", meta->generation);
|
|
printf("total_disks %u\n", meta->total_disks);
|
|
printf("total_volumes %u\n", meta->total_volumes);
|
|
printf("DISK# serial disk_sectors disk_id flags\n");
|
|
for (i = 0; i < meta->total_disks; i++ ) {
|
|
printf(" %d <%.16s> %u 0x%08x 0x%08x\n", i,
|
|
meta->disk[i].serial, meta->disk[i].sectors,
|
|
meta->disk[i].id, meta->disk[i].flags);
|
|
}
|
|
map = (struct intel_raid_mapping *)&meta->disk[meta->total_disks];
|
|
for (j = 0; j < meta->total_volumes; j++) {
|
|
printf("name %.16s\n", map->name);
|
|
printf("total_sectors %ju\n", map->total_sectors);
|
|
printf("state %u\n", map->state);
|
|
printf("reserved %u\n", map->reserved);
|
|
printf("offset %u\n", map->offset);
|
|
printf("disk_sectors %u\n", map->disk_sectors);
|
|
printf("stripe_count %u\n", map->stripe_count);
|
|
printf("stripe_sectors %u\n", map->stripe_sectors);
|
|
printf("status %u\n", map->status);
|
|
printf("type %s\n", ata_raid_intel_type(map->type));
|
|
printf("total_disks %u\n", map->total_disks);
|
|
printf("magic[0] 0x%02x\n", map->magic[0]);
|
|
printf("magic[1] 0x%02x\n", map->magic[1]);
|
|
printf("magic[2] 0x%02x\n", map->magic[2]);
|
|
for (i = 0; i < map->total_disks; i++ ) {
|
|
printf(" disk %d at disk_idx 0x%08x\n", i, map->disk_idx[i]);
|
|
}
|
|
map = (struct intel_raid_mapping *)&map->disk_idx[map->total_disks];
|
|
}
|
|
printf("=================================================\n");
|
|
}
|
|
|
|
static char *
|
|
ata_raid_ite_type(int type)
|
|
{
|
|
static char buffer[16];
|
|
|
|
switch (type) {
|
|
case ITE_T_RAID0: return "RAID0";
|
|
case ITE_T_RAID1: return "RAID1";
|
|
case ITE_T_RAID01: return "RAID0+1";
|
|
case ITE_T_SPAN: return "SPAN";
|
|
default: sprintf(buffer, "UNKNOWN 0x%02x", type);
|
|
return buffer;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ata_raid_ite_print_meta(struct ite_raid_conf *meta)
|
|
{
|
|
printf("*** ATA Integrated Technology Express Metadata **\n");
|
|
printf("ite_id <%.40s>\n", meta->ite_id);
|
|
printf("timestamp_0 %04x/%02x/%02x %02x:%02x:%02x.%02x\n",
|
|
*((u_int16_t *)meta->timestamp_0), meta->timestamp_0[2],
|
|
meta->timestamp_0[3], meta->timestamp_0[5], meta->timestamp_0[4],
|
|
meta->timestamp_0[7], meta->timestamp_0[6]);
|
|
printf("total_sectors %jd\n", meta->total_sectors);
|
|
printf("type %s\n", ata_raid_ite_type(meta->type));
|
|
printf("stripe_1kblocks %u\n", meta->stripe_1kblocks);
|
|
printf("timestamp_1 %04x/%02x/%02x %02x:%02x:%02x.%02x\n",
|
|
*((u_int16_t *)meta->timestamp_1), meta->timestamp_1[2],
|
|
meta->timestamp_1[3], meta->timestamp_1[5], meta->timestamp_1[4],
|
|
meta->timestamp_1[7], meta->timestamp_1[6]);
|
|
printf("stripe_sectors %u\n", meta->stripe_sectors);
|
|
printf("array_width %u\n", meta->array_width);
|
|
printf("disk_number %u\n", meta->disk_number);
|
|
printf("disk_sectors %u\n", meta->disk_sectors);
|
|
printf("=================================================\n");
|
|
}
|
|
|
|
static char *
|
|
ata_raid_jmicron_type(int type)
|
|
{
|
|
static char buffer[16];
|
|
|
|
switch (type) {
|
|
case JM_T_RAID0: return "RAID0";
|
|
case JM_T_RAID1: return "RAID1";
|
|
case JM_T_RAID01: return "RAID0+1";
|
|
case JM_T_JBOD: return "JBOD";
|
|
case JM_T_RAID5: return "RAID5";
|
|
default: sprintf(buffer, "UNKNOWN 0x%02x", type);
|
|
return buffer;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ata_raid_jmicron_print_meta(struct jmicron_raid_conf *meta)
|
|
{
|
|
int i;
|
|
|
|
printf("***** ATA JMicron Technology Corp Metadata ******\n");
|
|
printf("signature %.2s\n", meta->signature);
|
|
printf("version 0x%04x\n", meta->version);
|
|
printf("checksum 0x%04x\n", meta->checksum);
|
|
printf("disk_id 0x%08x\n", meta->disk_id);
|
|
printf("offset 0x%08x\n", meta->offset);
|
|
printf("disk_sectors_low 0x%08x\n", meta->disk_sectors_low);
|
|
printf("disk_sectors_high 0x%08x\n", meta->disk_sectors_high);
|
|
printf("name %.16s\n", meta->name);
|
|
printf("type %s\n", ata_raid_jmicron_type(meta->type));
|
|
printf("stripe_shift %d\n", meta->stripe_shift);
|
|
printf("flags 0x%04x\n", meta->flags);
|
|
printf("spare:\n");
|
|
for (i=0; i < 2 && meta->spare[i]; i++)
|
|
printf(" %d 0x%08x\n", i, meta->spare[i]);
|
|
printf("disks:\n");
|
|
for (i=0; i < 8 && meta->disks[i]; i++)
|
|
printf(" %d 0x%08x\n", i, meta->disks[i]);
|
|
printf("=================================================\n");
|
|
}
|
|
|
|
static char *
|
|
ata_raid_lsiv2_type(int type)
|
|
{
|
|
static char buffer[16];
|
|
|
|
switch (type) {
|
|
case LSIV2_T_RAID0: return "RAID0";
|
|
case LSIV2_T_RAID1: return "RAID1";
|
|
case LSIV2_T_SPARE: return "SPARE";
|
|
default: sprintf(buffer, "UNKNOWN 0x%02x", type);
|
|
return buffer;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ata_raid_lsiv2_print_meta(struct lsiv2_raid_conf *meta)
|
|
{
|
|
int i;
|
|
|
|
printf("******* ATA LSILogic V2 MegaRAID Metadata *******\n");
|
|
printf("lsi_id <%s>\n", meta->lsi_id);
|
|
printf("dummy_0 0x%02x\n", meta->dummy_0);
|
|
printf("flags 0x%02x\n", meta->flags);
|
|
printf("version 0x%04x\n", meta->version);
|
|
printf("config_entries 0x%02x\n", meta->config_entries);
|
|
printf("raid_count 0x%02x\n", meta->raid_count);
|
|
printf("total_disks 0x%02x\n", meta->total_disks);
|
|
printf("dummy_1 0x%02x\n", meta->dummy_1);
|
|
printf("dummy_2 0x%04x\n", meta->dummy_2);
|
|
for (i = 0; i < meta->config_entries; i++) {
|
|
printf(" type %s\n",
|
|
ata_raid_lsiv2_type(meta->configs[i].raid.type));
|
|
printf(" dummy_0 %02x\n", meta->configs[i].raid.dummy_0);
|
|
printf(" stripe_sectors %u\n",
|
|
meta->configs[i].raid.stripe_sectors);
|
|
printf(" array_width %u\n",
|
|
meta->configs[i].raid.array_width);
|
|
printf(" disk_count %u\n", meta->configs[i].raid.disk_count);
|
|
printf(" config_offset %u\n",
|
|
meta->configs[i].raid.config_offset);
|
|
printf(" dummy_1 %u\n", meta->configs[i].raid.dummy_1);
|
|
printf(" flags %02x\n", meta->configs[i].raid.flags);
|
|
printf(" total_sectors %u\n",
|
|
meta->configs[i].raid.total_sectors);
|
|
}
|
|
printf("disk_number 0x%02x\n", meta->disk_number);
|
|
printf("raid_number 0x%02x\n", meta->raid_number);
|
|
printf("timestamp 0x%08x\n", meta->timestamp);
|
|
printf("=================================================\n");
|
|
}
|
|
|
|
static char *
|
|
ata_raid_lsiv3_type(int type)
|
|
{
|
|
static char buffer[16];
|
|
|
|
switch (type) {
|
|
case LSIV3_T_RAID0: return "RAID0";
|
|
case LSIV3_T_RAID1: return "RAID1";
|
|
default: sprintf(buffer, "UNKNOWN 0x%02x", type);
|
|
return buffer;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ata_raid_lsiv3_print_meta(struct lsiv3_raid_conf *meta)
|
|
{
|
|
int i;
|
|
|
|
printf("******* ATA LSILogic V3 MegaRAID Metadata *******\n");
|
|
printf("lsi_id <%.6s>\n", meta->lsi_id);
|
|
printf("dummy_0 0x%04x\n", meta->dummy_0);
|
|
printf("version 0x%04x\n", meta->version);
|
|
printf("dummy_0 0x%04x\n", meta->dummy_1);
|
|
printf("RAID configs:\n");
|
|
for (i = 0; i < 8; i++) {
|
|
if (meta->raid[i].total_disks) {
|
|
printf("%02d stripe_pages %u\n", i,
|
|
meta->raid[i].stripe_pages);
|
|
printf("%02d type %s\n", i,
|
|
ata_raid_lsiv3_type(meta->raid[i].type));
|
|
printf("%02d total_disks %u\n", i,
|
|
meta->raid[i].total_disks);
|
|
printf("%02d array_width %u\n", i,
|
|
meta->raid[i].array_width);
|
|
printf("%02d sectors %u\n", i, meta->raid[i].sectors);
|
|
printf("%02d offset %u\n", i, meta->raid[i].offset);
|
|
printf("%02d device 0x%02x\n", i,
|
|
meta->raid[i].device);
|
|
}
|
|
}
|
|
printf("DISK configs:\n");
|
|
for (i = 0; i < 6; i++) {
|
|
if (meta->disk[i].disk_sectors) {
|
|
printf("%02d disk_sectors %u\n", i,
|
|
meta->disk[i].disk_sectors);
|
|
printf("%02d flags 0x%02x\n", i, meta->disk[i].flags);
|
|
}
|
|
}
|
|
printf("device 0x%02x\n", meta->device);
|
|
printf("timestamp 0x%08x\n", meta->timestamp);
|
|
printf("checksum_1 0x%02x\n", meta->checksum_1);
|
|
printf("=================================================\n");
|
|
}
|
|
|
|
static char *
|
|
ata_raid_nvidia_type(int type)
|
|
{
|
|
static char buffer[16];
|
|
|
|
switch (type) {
|
|
case NV_T_SPAN: return "SPAN";
|
|
case NV_T_RAID0: return "RAID0";
|
|
case NV_T_RAID1: return "RAID1";
|
|
case NV_T_RAID3: return "RAID3";
|
|
case NV_T_RAID5: return "RAID5";
|
|
case NV_T_RAID01: return "RAID0+1";
|
|
default: sprintf(buffer, "UNKNOWN 0x%02x", type);
|
|
return buffer;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ata_raid_nvidia_print_meta(struct nvidia_raid_conf *meta)
|
|
{
|
|
printf("******** ATA nVidia MediaShield Metadata ********\n");
|
|
printf("nvidia_id <%.8s>\n", meta->nvidia_id);
|
|
printf("config_size %d\n", meta->config_size);
|
|
printf("checksum 0x%08x\n", meta->checksum);
|
|
printf("version 0x%04x\n", meta->version);
|
|
printf("disk_number %d\n", meta->disk_number);
|
|
printf("dummy_0 0x%02x\n", meta->dummy_0);
|
|
printf("total_sectors %d\n", meta->total_sectors);
|
|
printf("sectors_size %d\n", meta->sector_size);
|
|
printf("serial %.16s\n", meta->serial);
|
|
printf("revision %.4s\n", meta->revision);
|
|
printf("dummy_1 0x%08x\n", meta->dummy_1);
|
|
printf("magic_0 0x%08x\n", meta->magic_0);
|
|
printf("magic_1 0x%016jx\n", meta->magic_1);
|
|
printf("magic_2 0x%016jx\n", meta->magic_2);
|
|
printf("flags 0x%02x\n", meta->flags);
|
|
printf("array_width %d\n", meta->array_width);
|
|
printf("total_disks %d\n", meta->total_disks);
|
|
printf("dummy_2 0x%02x\n", meta->dummy_2);
|
|
printf("type %s\n", ata_raid_nvidia_type(meta->type));
|
|
printf("dummy_3 0x%04x\n", meta->dummy_3);
|
|
printf("stripe_sectors %d\n", meta->stripe_sectors);
|
|
printf("stripe_bytes %d\n", meta->stripe_bytes);
|
|
printf("stripe_shift %d\n", meta->stripe_shift);
|
|
printf("stripe_mask 0x%08x\n", meta->stripe_mask);
|
|
printf("stripe_sizesectors %d\n", meta->stripe_sizesectors);
|
|
printf("stripe_sizebytes %d\n", meta->stripe_sizebytes);
|
|
printf("rebuild_lba %d\n", meta->rebuild_lba);
|
|
printf("dummy_4 0x%08x\n", meta->dummy_4);
|
|
printf("dummy_5 0x%08x\n", meta->dummy_5);
|
|
printf("status 0x%08x\n", meta->status);
|
|
printf("=================================================\n");
|
|
}
|
|
|
|
static char *
|
|
ata_raid_promise_type(int type)
|
|
{
|
|
static char buffer[16];
|
|
|
|
switch (type) {
|
|
case PR_T_RAID0: return "RAID0";
|
|
case PR_T_RAID1: return "RAID1";
|
|
case PR_T_RAID3: return "RAID3";
|
|
case PR_T_RAID5: return "RAID5";
|
|
case PR_T_SPAN: return "SPAN";
|
|
default: sprintf(buffer, "UNKNOWN 0x%02x", type);
|
|
return buffer;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ata_raid_promise_print_meta(struct promise_raid_conf *meta)
|
|
{
|
|
int i;
|
|
|
|
printf("********* ATA Promise FastTrak Metadata *********\n");
|
|
printf("promise_id <%s>\n", meta->promise_id);
|
|
printf("dummy_0 0x%08x\n", meta->dummy_0);
|
|
printf("magic_0 0x%016jx\n", meta->magic_0);
|
|
printf("magic_1 0x%04x\n", meta->magic_1);
|
|
printf("magic_2 0x%08x\n", meta->magic_2);
|
|
printf("integrity 0x%08x %b\n", meta->raid.integrity,
|
|
meta->raid.integrity, "\20\10VALID\n" );
|
|
printf("flags 0x%02x %b\n",
|
|
meta->raid.flags, meta->raid.flags,
|
|
"\20\10READY\7DOWN\6REDIR\5DUPLICATE\4SPARE"
|
|
"\3ASSIGNED\2ONLINE\1VALID\n");
|
|
printf("disk_number %d\n", meta->raid.disk_number);
|
|
printf("channel 0x%02x\n", meta->raid.channel);
|
|
printf("device 0x%02x\n", meta->raid.device);
|
|
printf("magic_0 0x%016jx\n", meta->raid.magic_0);
|
|
printf("disk_offset %u\n", meta->raid.disk_offset);
|
|
printf("disk_sectors %u\n", meta->raid.disk_sectors);
|
|
printf("rebuild_lba 0x%08x\n", meta->raid.rebuild_lba);
|
|
printf("generation 0x%04x\n", meta->raid.generation);
|
|
printf("status 0x%02x %b\n",
|
|
meta->raid.status, meta->raid.status,
|
|
"\20\6MARKED\5DEGRADED\4READY\3INITED\2ONLINE\1VALID\n");
|
|
printf("type %s\n", ata_raid_promise_type(meta->raid.type));
|
|
printf("total_disks %u\n", meta->raid.total_disks);
|
|
printf("stripe_shift %u\n", meta->raid.stripe_shift);
|
|
printf("array_width %u\n", meta->raid.array_width);
|
|
printf("array_number %u\n", meta->raid.array_number);
|
|
printf("total_sectors %u\n", meta->raid.total_sectors);
|
|
printf("cylinders %u\n", meta->raid.cylinders);
|
|
printf("heads %u\n", meta->raid.heads);
|
|
printf("sectors %u\n", meta->raid.sectors);
|
|
printf("magic_1 0x%016jx\n", meta->raid.magic_1);
|
|
printf("DISK# flags dummy_0 channel device magic_0\n");
|
|
for (i = 0; i < 8; i++) {
|
|
printf(" %d %b 0x%02x 0x%02x 0x%02x ",
|
|
i, meta->raid.disk[i].flags,
|
|
"\20\10READY\7DOWN\6REDIR\5DUPLICATE\4SPARE"
|
|
"\3ASSIGNED\2ONLINE\1VALID\n", meta->raid.disk[i].dummy_0,
|
|
meta->raid.disk[i].channel, meta->raid.disk[i].device);
|
|
printf("0x%016jx\n", meta->raid.disk[i].magic_0);
|
|
}
|
|
printf("checksum 0x%08x\n", meta->checksum);
|
|
printf("=================================================\n");
|
|
}
|
|
|
|
static char *
|
|
ata_raid_sii_type(int type)
|
|
{
|
|
static char buffer[16];
|
|
|
|
switch (type) {
|
|
case SII_T_RAID0: return "RAID0";
|
|
case SII_T_RAID1: return "RAID1";
|
|
case SII_T_RAID01: return "RAID0+1";
|
|
case SII_T_SPARE: return "SPARE";
|
|
default: sprintf(buffer, "UNKNOWN 0x%02x", type);
|
|
return buffer;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ata_raid_sii_print_meta(struct sii_raid_conf *meta)
|
|
{
|
|
printf("******* ATA Silicon Image Medley Metadata *******\n");
|
|
printf("total_sectors %ju\n", meta->total_sectors);
|
|
printf("dummy_0 0x%04x\n", meta->dummy_0);
|
|
printf("dummy_1 0x%04x\n", meta->dummy_1);
|
|
printf("controller_pci_id 0x%08x\n", meta->controller_pci_id);
|
|
printf("version_minor 0x%04x\n", meta->version_minor);
|
|
printf("version_major 0x%04x\n", meta->version_major);
|
|
printf("timestamp 20%02x/%02x/%02x %02x:%02x:%02x\n",
|
|
meta->timestamp[5], meta->timestamp[4], meta->timestamp[3],
|
|
meta->timestamp[2], meta->timestamp[1], meta->timestamp[0]);
|
|
printf("stripe_sectors %u\n", meta->stripe_sectors);
|
|
printf("dummy_2 0x%04x\n", meta->dummy_2);
|
|
printf("disk_number %u\n", meta->disk_number);
|
|
printf("type %s\n", ata_raid_sii_type(meta->type));
|
|
printf("raid0_disks %u\n", meta->raid0_disks);
|
|
printf("raid0_ident %u\n", meta->raid0_ident);
|
|
printf("raid1_disks %u\n", meta->raid1_disks);
|
|
printf("raid1_ident %u\n", meta->raid1_ident);
|
|
printf("rebuild_lba %ju\n", meta->rebuild_lba);
|
|
printf("generation 0x%08x\n", meta->generation);
|
|
printf("status 0x%02x %b\n",
|
|
meta->status, meta->status,
|
|
"\20\1READY\n");
|
|
printf("base_raid1_position %02x\n", meta->base_raid1_position);
|
|
printf("base_raid0_position %02x\n", meta->base_raid0_position);
|
|
printf("position %02x\n", meta->position);
|
|
printf("dummy_3 %04x\n", meta->dummy_3);
|
|
printf("name <%.16s>\n", meta->name);
|
|
printf("checksum_0 0x%04x\n", meta->checksum_0);
|
|
printf("checksum_1 0x%04x\n", meta->checksum_1);
|
|
printf("=================================================\n");
|
|
}
|
|
|
|
static char *
|
|
ata_raid_sis_type(int type)
|
|
{
|
|
static char buffer[16];
|
|
|
|
switch (type) {
|
|
case SIS_T_JBOD: return "JBOD";
|
|
case SIS_T_RAID0: return "RAID0";
|
|
case SIS_T_RAID1: return "RAID1";
|
|
default: sprintf(buffer, "UNKNOWN 0x%02x", type);
|
|
return buffer;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ata_raid_sis_print_meta(struct sis_raid_conf *meta)
|
|
{
|
|
printf("**** ATA Silicon Integrated Systems Metadata ****\n");
|
|
printf("magic 0x%04x\n", meta->magic);
|
|
printf("disks 0x%02x\n", meta->disks);
|
|
printf("type %s\n",
|
|
ata_raid_sis_type(meta->type_total_disks & SIS_T_MASK));
|
|
printf("total_disks %u\n", meta->type_total_disks & SIS_D_MASK);
|
|
printf("dummy_0 0x%08x\n", meta->dummy_0);
|
|
printf("controller_pci_id 0x%08x\n", meta->controller_pci_id);
|
|
printf("stripe_sectors %u\n", meta->stripe_sectors);
|
|
printf("dummy_1 0x%04x\n", meta->dummy_1);
|
|
printf("timestamp 0x%08x\n", meta->timestamp);
|
|
printf("model %.40s\n", meta->model);
|
|
printf("disk_number %u\n", meta->disk_number);
|
|
printf("dummy_2 0x%02x 0x%02x 0x%02x\n",
|
|
meta->dummy_2[0], meta->dummy_2[1], meta->dummy_2[2]);
|
|
printf("=================================================\n");
|
|
}
|
|
|
|
static char *
|
|
ata_raid_via_type(int type)
|
|
{
|
|
static char buffer[16];
|
|
|
|
switch (type) {
|
|
case VIA_T_RAID0: return "RAID0";
|
|
case VIA_T_RAID1: return "RAID1";
|
|
case VIA_T_RAID5: return "RAID5";
|
|
case VIA_T_RAID01: return "RAID0+1";
|
|
case VIA_T_SPAN: return "SPAN";
|
|
default: sprintf(buffer, "UNKNOWN 0x%02x", type);
|
|
return buffer;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ata_raid_via_print_meta(struct via_raid_conf *meta)
|
|
{
|
|
int i;
|
|
|
|
printf("*************** ATA VIA Metadata ****************\n");
|
|
printf("magic 0x%02x\n", meta->magic);
|
|
printf("dummy_0 0x%02x\n", meta->dummy_0);
|
|
printf("type %s\n",
|
|
ata_raid_via_type(meta->type & VIA_T_MASK));
|
|
printf("bootable %d\n", meta->type & VIA_T_BOOTABLE);
|
|
printf("unknown %d\n", meta->type & VIA_T_UNKNOWN);
|
|
printf("disk_index 0x%02x\n", meta->disk_index);
|
|
printf("stripe_layout 0x%02x\n", meta->stripe_layout);
|
|
printf(" stripe_disks %d\n", meta->stripe_layout & VIA_L_DISKS);
|
|
printf(" stripe_sectors %d\n",
|
|
0x08 << ((meta->stripe_layout & VIA_L_MASK) >> VIA_L_SHIFT));
|
|
printf("disk_sectors %ju\n", meta->disk_sectors);
|
|
printf("disk_id 0x%08x\n", meta->disk_id);
|
|
printf("DISK# disk_id\n");
|
|
for (i = 0; i < 8; i++) {
|
|
if (meta->disks[i])
|
|
printf(" %d 0x%08x\n", i, meta->disks[i]);
|
|
}
|
|
printf("checksum 0x%02x\n", meta->checksum);
|
|
printf("=================================================\n");
|
|
}
|