1219974Smav/*- 2219974Smav * Copyright (c) 2010 Alexander Motin <mav@FreeBSD.org> 3234601Smav * Copyright (c) 2000 - 2008 S��ren Schmidt <sos@FreeBSD.org> 4219974Smav * All rights reserved. 5219974Smav * 6219974Smav * Redistribution and use in source and binary forms, with or without 7219974Smav * modification, are permitted provided that the following conditions 8219974Smav * are met: 9219974Smav * 1. Redistributions of source code must retain the above copyright 10219974Smav * notice, this list of conditions and the following disclaimer. 11219974Smav * 2. Redistributions in binary form must reproduce the above copyright 12219974Smav * notice, this list of conditions and the following disclaimer in the 13219974Smav * documentation and/or other materials provided with the distribution. 14219974Smav * 15219974Smav * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND 16219974Smav * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17219974Smav * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18219974Smav * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE 19219974Smav * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20219974Smav * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21219974Smav * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22219974Smav * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23219974Smav * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24219974Smav * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25219974Smav * SUCH DAMAGE. 26219974Smav */ 27219974Smav 28219974Smav#include <sys/cdefs.h> 29219974Smav__FBSDID("$FreeBSD$"); 30219974Smav 31219974Smav#include <sys/param.h> 32219974Smav#include <sys/bio.h> 33219974Smav#include <sys/endian.h> 34219974Smav#include <sys/kernel.h> 35219974Smav#include <sys/kobj.h> 36219974Smav#include <sys/limits.h> 37219974Smav#include <sys/lock.h> 38219974Smav#include <sys/malloc.h> 39219974Smav#include <sys/mutex.h> 40219974Smav#include <sys/systm.h> 41219974Smav#include <sys/taskqueue.h> 42219974Smav#include <geom/geom.h> 43219974Smav#include "geom/raid/g_raid.h" 44219974Smav#include "g_raid_md_if.h" 45219974Smav 46219974Smavstatic MALLOC_DEFINE(M_MD_JMICRON, "md_jmicron_data", "GEOM_RAID JMicron metadata"); 47219974Smav 48219974Smav#define JMICRON_MAX_DISKS 8 49219974Smav#define JMICRON_MAX_SPARE 2 50219974Smav 51219974Smavstruct jmicron_raid_conf { 52219974Smav u_int8_t signature[2]; 53219974Smav#define JMICRON_MAGIC "JM" 54219974Smav 55219974Smav u_int16_t version; 56219974Smav#define JMICRON_VERSION 0x0001 57219974Smav 58219974Smav u_int16_t checksum; 59219974Smav u_int8_t filler_1[10]; 60219974Smav u_int32_t disk_id; 61219974Smav u_int32_t offset; 62219974Smav u_int32_t disk_sectors_high; 63219974Smav u_int16_t disk_sectors_low; 64219974Smav u_int8_t filler_2[2]; 65219974Smav u_int8_t name[16]; 66219974Smav u_int8_t type; 67219974Smav#define JMICRON_T_RAID0 0 68219974Smav#define JMICRON_T_RAID1 1 69219974Smav#define JMICRON_T_RAID01 2 70219974Smav#define JMICRON_T_CONCAT 3 71219974Smav#define JMICRON_T_RAID5 5 72219974Smav 73219974Smav u_int8_t stripe_shift; 74219974Smav u_int16_t flags; 75219974Smav#define JMICRON_F_READY 0x0001 76219974Smav#define JMICRON_F_BOOTABLE 0x0002 77219974Smav#define JMICRON_F_BADSEC 0x0004 78219974Smav#define JMICRON_F_ACTIVE 0x0010 79219974Smav#define JMICRON_F_UNSYNC 0x0020 80219974Smav#define JMICRON_F_NEWEST 0x0040 81219974Smav 82219974Smav u_int8_t filler_3[4]; 83219974Smav u_int32_t spare[JMICRON_MAX_SPARE]; 84219974Smav u_int32_t disks[JMICRON_MAX_DISKS]; 85219974Smav#define JMICRON_DISK_MASK 0xFFFFFFF0 86219974Smav#define JMICRON_SEG_MASK 0x0000000F 87219974Smav u_int8_t filler_4[32]; 88219974Smav u_int8_t filler_5[384]; 89219974Smav}; 90219974Smav 91219974Smavstruct g_raid_md_jmicron_perdisk { 92219974Smav struct jmicron_raid_conf *pd_meta; 93219974Smav int pd_disk_pos; 94219974Smav int pd_disk_id; 95219974Smav off_t pd_disk_size; 96219974Smav}; 97219974Smav 98219974Smavstruct g_raid_md_jmicron_object { 99219974Smav struct g_raid_md_object mdio_base; 100219974Smav uint32_t mdio_config_id; 101219974Smav struct jmicron_raid_conf *mdio_meta; 102219974Smav struct callout mdio_start_co; /* STARTING state timer. */ 103219974Smav int mdio_total_disks; 104219974Smav int mdio_disks_present; 105219974Smav int mdio_started; 106219974Smav int mdio_incomplete; 107219974Smav struct root_hold_token *mdio_rootmount; /* Root mount delay token. */ 108219974Smav}; 109219974Smav 110219974Smavstatic g_raid_md_create_t g_raid_md_create_jmicron; 111219974Smavstatic g_raid_md_taste_t g_raid_md_taste_jmicron; 112219974Smavstatic g_raid_md_event_t g_raid_md_event_jmicron; 113219974Smavstatic g_raid_md_ctl_t g_raid_md_ctl_jmicron; 114219974Smavstatic g_raid_md_write_t g_raid_md_write_jmicron; 115219974Smavstatic g_raid_md_fail_disk_t g_raid_md_fail_disk_jmicron; 116219974Smavstatic g_raid_md_free_disk_t g_raid_md_free_disk_jmicron; 117219974Smavstatic g_raid_md_free_t g_raid_md_free_jmicron; 118219974Smav 119219974Smavstatic kobj_method_t g_raid_md_jmicron_methods[] = { 120219974Smav KOBJMETHOD(g_raid_md_create, g_raid_md_create_jmicron), 121219974Smav KOBJMETHOD(g_raid_md_taste, g_raid_md_taste_jmicron), 122219974Smav KOBJMETHOD(g_raid_md_event, g_raid_md_event_jmicron), 123219974Smav KOBJMETHOD(g_raid_md_ctl, g_raid_md_ctl_jmicron), 124219974Smav KOBJMETHOD(g_raid_md_write, g_raid_md_write_jmicron), 125219974Smav KOBJMETHOD(g_raid_md_fail_disk, g_raid_md_fail_disk_jmicron), 126219974Smav KOBJMETHOD(g_raid_md_free_disk, g_raid_md_free_disk_jmicron), 127219974Smav KOBJMETHOD(g_raid_md_free, g_raid_md_free_jmicron), 128219974Smav { 0, 0 } 129219974Smav}; 130219974Smav 131219974Smavstatic struct g_raid_md_class g_raid_md_jmicron_class = { 132219974Smav "JMicron", 133219974Smav g_raid_md_jmicron_methods, 134219974Smav sizeof(struct g_raid_md_jmicron_object), 135240465Smav .mdc_enable = 1, 136219974Smav .mdc_priority = 100 137219974Smav}; 138219974Smav 139219974Smavstatic void 140219974Smavg_raid_md_jmicron_print(struct jmicron_raid_conf *meta) 141219974Smav{ 142219974Smav int k; 143219974Smav 144219974Smav if (g_raid_debug < 1) 145219974Smav return; 146219974Smav 147219974Smav printf("********* ATA JMicron RAID Metadata *********\n"); 148219974Smav printf("signature <%c%c>\n", meta->signature[0], meta->signature[1]); 149219974Smav printf("version %04x\n", meta->version); 150219974Smav printf("checksum 0x%04x\n", meta->checksum); 151219974Smav printf("disk_id 0x%08x\n", meta->disk_id); 152219974Smav printf("offset 0x%08x\n", meta->offset); 153219974Smav printf("disk_sectors_high 0x%08x\n", meta->disk_sectors_high); 154219974Smav printf("disk_sectors_low 0x%04x\n", meta->disk_sectors_low); 155219974Smav printf("name <%.16s>\n", meta->name); 156219974Smav printf("type %d\n", meta->type); 157219974Smav printf("stripe_shift %d\n", meta->stripe_shift); 158219974Smav printf("flags %04x\n", meta->flags); 159219974Smav printf("spare "); 160219974Smav for (k = 0; k < JMICRON_MAX_SPARE; k++) 161219974Smav printf(" 0x%08x", meta->spare[k]); 162219974Smav printf("\n"); 163219974Smav printf("disks "); 164219974Smav for (k = 0; k < JMICRON_MAX_DISKS; k++) 165219974Smav printf(" 0x%08x", meta->disks[k]); 166219974Smav printf("\n"); 167219974Smav printf("=================================================\n"); 168219974Smav} 169219974Smav 170219974Smavstatic struct jmicron_raid_conf * 171219974Smavjmicron_meta_copy(struct jmicron_raid_conf *meta) 172219974Smav{ 173219974Smav struct jmicron_raid_conf *nmeta; 174219974Smav 175219974Smav nmeta = malloc(sizeof(*meta), M_MD_JMICRON, M_WAITOK); 176219974Smav memcpy(nmeta, meta, sizeof(*meta)); 177219974Smav return (nmeta); 178219974Smav} 179219974Smav 180219974Smavstatic int 181219974Smavjmicron_meta_total_disks(struct jmicron_raid_conf *meta) 182219974Smav{ 183219974Smav int pos; 184219974Smav 185219974Smav for (pos = 0; pos < JMICRON_MAX_DISKS; pos++) { 186219974Smav if (meta->disks[pos] == 0) 187219974Smav break; 188219974Smav } 189219974Smav return (pos); 190219974Smav} 191219974Smav 192219974Smavstatic int 193219974Smavjmicron_meta_total_spare(struct jmicron_raid_conf *meta) 194219974Smav{ 195219974Smav int pos, n; 196219974Smav 197219974Smav n = 0; 198219974Smav for (pos = 0; pos < JMICRON_MAX_SPARE; pos++) { 199219974Smav if (meta->spare[pos] != 0) 200219974Smav n++; 201219974Smav } 202219974Smav return (n); 203219974Smav} 204219974Smav 205219974Smav/* 206219974Smav * Generate fake Configuration ID based on disk IDs. 207219974Smav * Note: it will change after each disk set change. 208219974Smav */ 209219974Smavstatic uint32_t 210219974Smavjmicron_meta_config_id(struct jmicron_raid_conf *meta) 211219974Smav{ 212219974Smav int pos; 213219974Smav uint32_t config_id; 214219974Smav 215219974Smav config_id = 0; 216219974Smav for (pos = 0; pos < JMICRON_MAX_DISKS; pos++) 217219974Smav config_id += meta->disks[pos] << pos; 218219974Smav return (config_id); 219219974Smav} 220219974Smav 221219974Smavstatic void 222219974Smavjmicron_meta_get_name(struct jmicron_raid_conf *meta, char *buf) 223219974Smav{ 224219974Smav int i; 225219974Smav 226219974Smav strncpy(buf, meta->name, 16); 227219974Smav buf[16] = 0; 228219974Smav for (i = 15; i >= 0; i--) { 229219974Smav if (buf[i] > 0x20) 230219974Smav break; 231219974Smav buf[i] = 0; 232219974Smav } 233219974Smav} 234219974Smav 235219974Smavstatic void 236219974Smavjmicron_meta_put_name(struct jmicron_raid_conf *meta, char *buf) 237219974Smav{ 238219974Smav 239219974Smav memset(meta->name, 0x20, 16); 240219974Smav memcpy(meta->name, buf, MIN(strlen(buf), 16)); 241219974Smav} 242219974Smav 243219974Smavstatic int 244219974Smavjmicron_meta_find_disk(struct jmicron_raid_conf *meta, uint32_t id) 245219974Smav{ 246219974Smav int pos; 247219974Smav 248219974Smav id &= JMICRON_DISK_MASK; 249219974Smav for (pos = 0; pos < JMICRON_MAX_DISKS; pos++) { 250219974Smav if ((meta->disks[pos] & JMICRON_DISK_MASK) == id) 251219974Smav return (pos); 252219974Smav } 253219974Smav for (pos = 0; pos < JMICRON_MAX_SPARE; pos++) { 254219974Smav if ((meta->spare[pos] & JMICRON_DISK_MASK) == id) 255219974Smav return (-3); 256219974Smav } 257219974Smav return (-1); 258219974Smav} 259219974Smav 260219974Smavstatic struct jmicron_raid_conf * 261219974Smavjmicron_meta_read(struct g_consumer *cp) 262219974Smav{ 263219974Smav struct g_provider *pp; 264219974Smav struct jmicron_raid_conf *meta; 265219974Smav char *buf; 266219974Smav int error, i; 267219974Smav uint16_t checksum, *ptr; 268219974Smav 269219974Smav pp = cp->provider; 270219974Smav 271219974Smav /* Read the anchor sector. */ 272219974Smav buf = g_read_data(cp, 273219974Smav pp->mediasize - pp->sectorsize, pp->sectorsize, &error); 274219974Smav if (buf == NULL) { 275219974Smav G_RAID_DEBUG(1, "Cannot read metadata from %s (error=%d).", 276219974Smav pp->name, error); 277219974Smav return (NULL); 278219974Smav } 279219974Smav meta = (struct jmicron_raid_conf *)buf; 280219974Smav 281219974Smav /* Check if this is an JMicron RAID struct */ 282219974Smav if (strncmp(meta->signature, JMICRON_MAGIC, strlen(JMICRON_MAGIC))) { 283219974Smav G_RAID_DEBUG(1, "JMicron signature check failed on %s", pp->name); 284219974Smav g_free(buf); 285219974Smav return (NULL); 286219974Smav } 287219974Smav meta = malloc(sizeof(*meta), M_MD_JMICRON, M_WAITOK); 288219974Smav memcpy(meta, buf, min(sizeof(*meta), pp->sectorsize)); 289219974Smav g_free(buf); 290219974Smav 291219974Smav /* Check metadata checksum. */ 292219974Smav for (checksum = 0, ptr = (uint16_t *)meta, i = 0; i < 64; i++) 293219974Smav checksum += *ptr++; 294219974Smav if (checksum != 0) { 295219974Smav G_RAID_DEBUG(1, "JMicron checksum check failed on %s", pp->name); 296219974Smav free(meta, M_MD_JMICRON); 297219974Smav return (NULL); 298219974Smav } 299219974Smav 300219974Smav return (meta); 301219974Smav} 302219974Smav 303219974Smavstatic int 304219974Smavjmicron_meta_write(struct g_consumer *cp, struct jmicron_raid_conf *meta) 305219974Smav{ 306219974Smav struct g_provider *pp; 307219974Smav char *buf; 308219974Smav int error, i; 309219974Smav uint16_t checksum, *ptr; 310219974Smav 311219974Smav pp = cp->provider; 312219974Smav 313219974Smav /* Recalculate checksum for case if metadata were changed. */ 314219974Smav meta->checksum = 0; 315219974Smav for (checksum = 0, ptr = (uint16_t *)meta, i = 0; i < 64; i++) 316219974Smav checksum += *ptr++; 317219974Smav meta->checksum -= checksum; 318219974Smav 319219974Smav /* Create and fill buffer. */ 320219974Smav buf = malloc(pp->sectorsize, M_MD_JMICRON, M_WAITOK | M_ZERO); 321219974Smav memcpy(buf, meta, sizeof(*meta)); 322219974Smav 323219974Smav error = g_write_data(cp, 324219974Smav pp->mediasize - pp->sectorsize, buf, pp->sectorsize); 325219974Smav if (error != 0) { 326219974Smav G_RAID_DEBUG(1, "Cannot write metadata to %s (error=%d).", 327219974Smav pp->name, error); 328219974Smav } 329219974Smav 330219974Smav free(buf, M_MD_JMICRON); 331219974Smav return (error); 332219974Smav} 333219974Smav 334219974Smavstatic int 335219974Smavjmicron_meta_erase(struct g_consumer *cp) 336219974Smav{ 337219974Smav struct g_provider *pp; 338219974Smav char *buf; 339219974Smav int error; 340219974Smav 341219974Smav pp = cp->provider; 342219974Smav buf = malloc(pp->sectorsize, M_MD_JMICRON, M_WAITOK | M_ZERO); 343219974Smav error = g_write_data(cp, 344219974Smav pp->mediasize - pp->sectorsize, buf, pp->sectorsize); 345219974Smav if (error != 0) { 346219974Smav G_RAID_DEBUG(1, "Cannot erase metadata on %s (error=%d).", 347219974Smav pp->name, error); 348219974Smav } 349219974Smav free(buf, M_MD_JMICRON); 350219974Smav return (error); 351219974Smav} 352219974Smav 353219974Smavstatic struct g_raid_disk * 354219974Smavg_raid_md_jmicron_get_disk(struct g_raid_softc *sc, int id) 355219974Smav{ 356219974Smav struct g_raid_disk *disk; 357219974Smav struct g_raid_md_jmicron_perdisk *pd; 358219974Smav 359219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 360219974Smav pd = (struct g_raid_md_jmicron_perdisk *)disk->d_md_data; 361219974Smav if (pd->pd_disk_pos == id) 362219974Smav break; 363219974Smav } 364219974Smav return (disk); 365219974Smav} 366219974Smav 367219974Smavstatic int 368219974Smavg_raid_md_jmicron_supported(int level, int qual, int disks, int force) 369219974Smav{ 370219974Smav 371219974Smav if (disks > 8) 372219974Smav return (0); 373219974Smav switch (level) { 374219974Smav case G_RAID_VOLUME_RL_RAID0: 375219974Smav if (disks < 1) 376219974Smav return (0); 377219974Smav if (!force && (disks < 2 || disks > 6)) 378219974Smav return (0); 379219974Smav break; 380219974Smav case G_RAID_VOLUME_RL_RAID1: 381219974Smav if (disks < 1) 382219974Smav return (0); 383219974Smav if (!force && (disks != 2)) 384219974Smav return (0); 385219974Smav break; 386219974Smav case G_RAID_VOLUME_RL_RAID1E: 387219974Smav if (disks < 2) 388219974Smav return (0); 389219974Smav if (!force && (disks != 4)) 390219974Smav return (0); 391219974Smav break; 392219974Smav case G_RAID_VOLUME_RL_SINGLE: 393219974Smav if (disks != 1) 394219974Smav return (0); 395219974Smav if (!force) 396219974Smav return (0); 397219974Smav break; 398219974Smav case G_RAID_VOLUME_RL_CONCAT: 399219974Smav if (disks < 2) 400219974Smav return (0); 401219974Smav break; 402219974Smav case G_RAID_VOLUME_RL_RAID5: 403219974Smav if (disks < 3) 404219974Smav return (0); 405234458Smav if (qual != G_RAID_VOLUME_RLQ_R5LA) 406234458Smav return (0); 407219974Smav if (!force) 408219974Smav return (0); 409219974Smav break; 410219974Smav default: 411219974Smav return (0); 412219974Smav } 413234458Smav if (level != G_RAID_VOLUME_RL_RAID5 && qual != G_RAID_VOLUME_RLQ_NONE) 414219974Smav return (0); 415219974Smav return (1); 416219974Smav} 417219974Smav 418219974Smavstatic int 419219974Smavg_raid_md_jmicron_start_disk(struct g_raid_disk *disk) 420219974Smav{ 421219974Smav struct g_raid_softc *sc; 422219974Smav struct g_raid_subdisk *sd, *tmpsd; 423219974Smav struct g_raid_disk *olddisk, *tmpdisk; 424219974Smav struct g_raid_md_object *md; 425219974Smav struct g_raid_md_jmicron_object *mdi; 426219974Smav struct g_raid_md_jmicron_perdisk *pd, *oldpd; 427219974Smav struct jmicron_raid_conf *meta; 428219974Smav int disk_pos, resurrection = 0; 429219974Smav 430219974Smav sc = disk->d_softc; 431219974Smav md = sc->sc_md; 432219974Smav mdi = (struct g_raid_md_jmicron_object *)md; 433219974Smav meta = mdi->mdio_meta; 434219974Smav pd = (struct g_raid_md_jmicron_perdisk *)disk->d_md_data; 435219974Smav olddisk = NULL; 436219974Smav 437219974Smav /* Find disk position in metadata by it's serial. */ 438220209Smav if (pd->pd_meta != NULL) 439220209Smav disk_pos = jmicron_meta_find_disk(meta, pd->pd_disk_id); 440220209Smav else 441220209Smav disk_pos = -1; 442219974Smav if (disk_pos < 0) { 443219974Smav G_RAID_DEBUG1(1, sc, "Unknown, probably new or stale disk"); 444219974Smav /* If we are in the start process, that's all for now. */ 445219974Smav if (!mdi->mdio_started) 446219974Smav goto nofit; 447219974Smav /* 448219974Smav * If we have already started - try to get use of the disk. 449219974Smav * Try to replace OFFLINE disks first, then FAILED. 450219974Smav */ 451219974Smav TAILQ_FOREACH(tmpdisk, &sc->sc_disks, d_next) { 452219974Smav if (tmpdisk->d_state != G_RAID_DISK_S_OFFLINE && 453219974Smav tmpdisk->d_state != G_RAID_DISK_S_FAILED) 454219974Smav continue; 455219974Smav /* Make sure this disk is big enough. */ 456219974Smav TAILQ_FOREACH(sd, &tmpdisk->d_subdisks, sd_next) { 457219974Smav if (sd->sd_offset + sd->sd_size + 512 > 458219974Smav pd->pd_disk_size) { 459219974Smav G_RAID_DEBUG1(1, sc, 460219974Smav "Disk too small (%ju < %ju)", 461219974Smav pd->pd_disk_size, 462219974Smav sd->sd_offset + sd->sd_size + 512); 463219974Smav break; 464219974Smav } 465219974Smav } 466219974Smav if (sd != NULL) 467219974Smav continue; 468219974Smav if (tmpdisk->d_state == G_RAID_DISK_S_OFFLINE) { 469219974Smav olddisk = tmpdisk; 470219974Smav break; 471219974Smav } else if (olddisk == NULL) 472219974Smav olddisk = tmpdisk; 473219974Smav } 474219974Smav if (olddisk == NULL) { 475219974Smavnofit: 476219974Smav if (disk_pos == -3 || pd->pd_disk_pos == -3) { 477219974Smav g_raid_change_disk_state(disk, 478219974Smav G_RAID_DISK_S_SPARE); 479219974Smav return (1); 480219974Smav } else { 481219974Smav g_raid_change_disk_state(disk, 482219974Smav G_RAID_DISK_S_STALE); 483219974Smav return (0); 484219974Smav } 485219974Smav } 486219974Smav oldpd = (struct g_raid_md_jmicron_perdisk *)olddisk->d_md_data; 487219974Smav disk_pos = oldpd->pd_disk_pos; 488219974Smav resurrection = 1; 489219974Smav } 490219974Smav 491219974Smav if (olddisk == NULL) { 492219974Smav /* Find placeholder by position. */ 493219974Smav olddisk = g_raid_md_jmicron_get_disk(sc, disk_pos); 494219974Smav if (olddisk == NULL) 495219974Smav panic("No disk at position %d!", disk_pos); 496219974Smav if (olddisk->d_state != G_RAID_DISK_S_OFFLINE) { 497219974Smav G_RAID_DEBUG1(1, sc, "More then one disk for pos %d", 498219974Smav disk_pos); 499219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_STALE); 500219974Smav return (0); 501219974Smav } 502219974Smav oldpd = (struct g_raid_md_jmicron_perdisk *)olddisk->d_md_data; 503219974Smav } 504219974Smav 505219974Smav /* Replace failed disk or placeholder with new disk. */ 506219974Smav TAILQ_FOREACH_SAFE(sd, &olddisk->d_subdisks, sd_next, tmpsd) { 507219974Smav TAILQ_REMOVE(&olddisk->d_subdisks, sd, sd_next); 508219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 509219974Smav sd->sd_disk = disk; 510219974Smav } 511219974Smav oldpd->pd_disk_pos = -2; 512219974Smav pd->pd_disk_pos = disk_pos; 513219974Smav /* Update global metadata just in case. */ 514219974Smav meta->disks[disk_pos] = pd->pd_disk_id; 515219974Smav 516219974Smav /* If it was placeholder -- destroy it. */ 517219974Smav if (olddisk->d_state == G_RAID_DISK_S_OFFLINE) { 518219974Smav g_raid_destroy_disk(olddisk); 519219974Smav } else { 520219974Smav /* Otherwise, make it STALE_FAILED. */ 521219974Smav g_raid_change_disk_state(olddisk, G_RAID_DISK_S_STALE_FAILED); 522219974Smav } 523219974Smav 524219974Smav /* Welcome the new disk. */ 525219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_ACTIVE); 526219974Smav TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) { 527219974Smav 528219974Smav /* 529219974Smav * Different disks may have different sizes/offsets, 530219974Smav * especially in concat mode. Update. 531219974Smav */ 532220209Smav if (!resurrection) { 533219974Smav sd->sd_offset = 534219974Smav (off_t)pd->pd_meta->offset * 16 * 512; //ZZZ 535219974Smav sd->sd_size = 536219974Smav (((off_t)pd->pd_meta->disk_sectors_high << 16) + 537219974Smav pd->pd_meta->disk_sectors_low) * 512; 538219974Smav } 539219974Smav 540219974Smav if (resurrection) { 541219974Smav /* Stale disk, almost same as new. */ 542219974Smav g_raid_change_subdisk_state(sd, 543219974Smav G_RAID_SUBDISK_S_NEW); 544219974Smav } else if ((meta->flags & JMICRON_F_BADSEC) != 0 && 545219974Smav (pd->pd_meta->flags & JMICRON_F_BADSEC) == 0) { 546219974Smav /* Cold-inserted or rebuilding disk. */ 547219974Smav g_raid_change_subdisk_state(sd, 548219974Smav G_RAID_SUBDISK_S_NEW); 549219974Smav } else if (pd->pd_meta->flags & JMICRON_F_UNSYNC) { 550219974Smav /* Dirty or resyncing disk.. */ 551219974Smav g_raid_change_subdisk_state(sd, 552219974Smav G_RAID_SUBDISK_S_STALE); 553219974Smav } else { 554219974Smav /* Up to date disk. */ 555219974Smav g_raid_change_subdisk_state(sd, 556219974Smav G_RAID_SUBDISK_S_ACTIVE); 557219974Smav } 558219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW, 559219974Smav G_RAID_EVENT_SUBDISK); 560219974Smav } 561219974Smav 562219974Smav /* Update status of our need for spare. */ 563219974Smav if (mdi->mdio_started) { 564219974Smav mdi->mdio_incomplete = 565219974Smav (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) < 566219974Smav mdi->mdio_total_disks); 567219974Smav } 568219974Smav 569219974Smav return (resurrection); 570219974Smav} 571219974Smav 572219974Smavstatic void 573219974Smavg_disk_md_jmicron_retaste(void *arg, int pending) 574219974Smav{ 575219974Smav 576219974Smav G_RAID_DEBUG(1, "Array is not complete, trying to retaste."); 577219974Smav g_retaste(&g_raid_class); 578219974Smav free(arg, M_MD_JMICRON); 579219974Smav} 580219974Smav 581219974Smavstatic void 582219974Smavg_raid_md_jmicron_refill(struct g_raid_softc *sc) 583219974Smav{ 584219974Smav struct g_raid_md_object *md; 585219974Smav struct g_raid_md_jmicron_object *mdi; 586219974Smav struct g_raid_disk *disk; 587219974Smav struct task *task; 588219974Smav int update, na; 589219974Smav 590219974Smav md = sc->sc_md; 591219974Smav mdi = (struct g_raid_md_jmicron_object *)md; 592219974Smav update = 0; 593219974Smav do { 594219974Smav /* Make sure we miss anything. */ 595219974Smav na = g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE); 596219974Smav if (na == mdi->mdio_total_disks) 597219974Smav break; 598219974Smav 599219974Smav G_RAID_DEBUG1(1, md->mdo_softc, 600219974Smav "Array is not complete (%d of %d), " 601219974Smav "trying to refill.", na, mdi->mdio_total_disks); 602219974Smav 603219974Smav /* Try to get use some of STALE disks. */ 604219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 605219974Smav if (disk->d_state == G_RAID_DISK_S_STALE) { 606219974Smav update += g_raid_md_jmicron_start_disk(disk); 607219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) 608219974Smav break; 609219974Smav } 610219974Smav } 611219974Smav if (disk != NULL) 612219974Smav continue; 613219974Smav 614219974Smav /* Try to get use some of SPARE disks. */ 615219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 616219974Smav if (disk->d_state == G_RAID_DISK_S_SPARE) { 617219974Smav update += g_raid_md_jmicron_start_disk(disk); 618219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) 619219974Smav break; 620219974Smav } 621219974Smav } 622219974Smav } while (disk != NULL); 623219974Smav 624219974Smav /* Write new metadata if we changed something. */ 625220210Smav if (update) 626219974Smav g_raid_md_write_jmicron(md, NULL, NULL, NULL); 627219974Smav 628219974Smav /* Update status of our need for spare. */ 629219974Smav mdi->mdio_incomplete = (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) < 630219974Smav mdi->mdio_total_disks); 631219974Smav 632219974Smav /* Request retaste hoping to find spare. */ 633219974Smav if (mdi->mdio_incomplete) { 634219974Smav task = malloc(sizeof(struct task), 635219974Smav M_MD_JMICRON, M_WAITOK | M_ZERO); 636219974Smav TASK_INIT(task, 0, g_disk_md_jmicron_retaste, task); 637219974Smav taskqueue_enqueue(taskqueue_swi, task); 638219974Smav } 639219974Smav} 640219974Smav 641219974Smavstatic void 642219974Smavg_raid_md_jmicron_start(struct g_raid_softc *sc) 643219974Smav{ 644219974Smav struct g_raid_md_object *md; 645219974Smav struct g_raid_md_jmicron_object *mdi; 646219974Smav struct g_raid_md_jmicron_perdisk *pd; 647219974Smav struct jmicron_raid_conf *meta; 648219974Smav struct g_raid_volume *vol; 649219974Smav struct g_raid_subdisk *sd; 650219974Smav struct g_raid_disk *disk; 651219974Smav off_t size; 652219974Smav int j, disk_pos; 653219974Smav char buf[17]; 654219974Smav 655219974Smav md = sc->sc_md; 656219974Smav mdi = (struct g_raid_md_jmicron_object *)md; 657219974Smav meta = mdi->mdio_meta; 658219974Smav 659219974Smav /* Create volumes and subdisks. */ 660219974Smav jmicron_meta_get_name(meta, buf); 661219974Smav vol = g_raid_create_volume(sc, buf, -1); 662219974Smav size = ((off_t)meta->disk_sectors_high << 16) + meta->disk_sectors_low; 663219974Smav size *= 512; //ZZZ 664234458Smav vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_NONE; 665219974Smav if (meta->type == JMICRON_T_RAID0) { 666219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID0; 667219974Smav vol->v_mediasize = size * mdi->mdio_total_disks; 668219974Smav } else if (meta->type == JMICRON_T_RAID1) { 669219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1; 670219974Smav vol->v_mediasize = size; 671219974Smav } else if (meta->type == JMICRON_T_RAID01) { 672219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1E; 673219974Smav vol->v_mediasize = size * mdi->mdio_total_disks / 2; 674219974Smav } else if (meta->type == JMICRON_T_CONCAT) { 675219974Smav if (mdi->mdio_total_disks == 1) 676219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_SINGLE; 677219974Smav else 678219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_CONCAT; 679219974Smav vol->v_mediasize = 0; 680219974Smav } else if (meta->type == JMICRON_T_RAID5) { 681219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID5; 682234458Smav vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_R5LA; 683219974Smav vol->v_mediasize = size * (mdi->mdio_total_disks - 1); 684219974Smav } else { 685219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_UNKNOWN; 686219974Smav vol->v_mediasize = 0; 687219974Smav } 688219974Smav vol->v_strip_size = 1024 << meta->stripe_shift; //ZZZ 689219974Smav vol->v_disks_count = mdi->mdio_total_disks; 690219974Smav vol->v_sectorsize = 512; //ZZZ 691219974Smav for (j = 0; j < vol->v_disks_count; j++) { 692219974Smav sd = &vol->v_subdisks[j]; 693219974Smav sd->sd_offset = (off_t)meta->offset * 16 * 512; //ZZZ 694219974Smav sd->sd_size = size; 695219974Smav } 696219974Smav g_raid_start_volume(vol); 697219974Smav 698219974Smav /* Create disk placeholders to store data for later writing. */ 699219974Smav for (disk_pos = 0; disk_pos < mdi->mdio_total_disks; disk_pos++) { 700219974Smav pd = malloc(sizeof(*pd), M_MD_JMICRON, M_WAITOK | M_ZERO); 701219974Smav pd->pd_disk_pos = disk_pos; 702219974Smav pd->pd_disk_id = meta->disks[disk_pos]; 703219974Smav disk = g_raid_create_disk(sc); 704219974Smav disk->d_md_data = (void *)pd; 705219974Smav disk->d_state = G_RAID_DISK_S_OFFLINE; 706219974Smav sd = &vol->v_subdisks[disk_pos]; 707219974Smav sd->sd_disk = disk; 708219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 709219974Smav } 710219974Smav 711219974Smav /* Make all disks found till the moment take their places. */ 712219974Smav do { 713219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 714219974Smav if (disk->d_state == G_RAID_DISK_S_NONE) { 715219974Smav g_raid_md_jmicron_start_disk(disk); 716219974Smav break; 717219974Smav } 718219974Smav } 719219974Smav } while (disk != NULL); 720219974Smav 721219974Smav mdi->mdio_started = 1; 722219974Smav G_RAID_DEBUG1(0, sc, "Array started."); 723219974Smav g_raid_md_write_jmicron(md, NULL, NULL, NULL); 724219974Smav 725219974Smav /* Pickup any STALE/SPARE disks to refill array if needed. */ 726219974Smav g_raid_md_jmicron_refill(sc); 727219974Smav 728219974Smav g_raid_event_send(vol, G_RAID_VOLUME_E_START, G_RAID_EVENT_VOLUME); 729219974Smav 730219974Smav callout_stop(&mdi->mdio_start_co); 731219974Smav G_RAID_DEBUG1(1, sc, "root_mount_rel %p", mdi->mdio_rootmount); 732219974Smav root_mount_rel(mdi->mdio_rootmount); 733219974Smav mdi->mdio_rootmount = NULL; 734219974Smav} 735219974Smav 736219974Smavstatic void 737219974Smavg_raid_md_jmicron_new_disk(struct g_raid_disk *disk) 738219974Smav{ 739219974Smav struct g_raid_softc *sc; 740219974Smav struct g_raid_md_object *md; 741219974Smav struct g_raid_md_jmicron_object *mdi; 742219974Smav struct jmicron_raid_conf *pdmeta; 743219974Smav struct g_raid_md_jmicron_perdisk *pd; 744219974Smav 745219974Smav sc = disk->d_softc; 746219974Smav md = sc->sc_md; 747219974Smav mdi = (struct g_raid_md_jmicron_object *)md; 748219974Smav pd = (struct g_raid_md_jmicron_perdisk *)disk->d_md_data; 749219974Smav pdmeta = pd->pd_meta; 750219974Smav 751219974Smav if (mdi->mdio_started) { 752219974Smav if (g_raid_md_jmicron_start_disk(disk)) 753219974Smav g_raid_md_write_jmicron(md, NULL, NULL, NULL); 754219974Smav } else { 755219974Smav /* 756219974Smav * If we haven't started yet - update common metadata 757219974Smav * to get subdisks details, avoiding data from spare disks. 758219974Smav */ 759219974Smav if (mdi->mdio_meta == NULL || 760219974Smav jmicron_meta_find_disk(mdi->mdio_meta, 761219974Smav mdi->mdio_meta->disk_id) == -3) { 762219974Smav if (mdi->mdio_meta != NULL) 763219974Smav free(mdi->mdio_meta, M_MD_JMICRON); 764219974Smav mdi->mdio_meta = jmicron_meta_copy(pdmeta); 765219974Smav mdi->mdio_total_disks = jmicron_meta_total_disks(pdmeta); 766219974Smav } 767219974Smav mdi->mdio_meta->flags |= pdmeta->flags & JMICRON_F_BADSEC; 768219974Smav 769219974Smav mdi->mdio_disks_present++; 770219974Smav G_RAID_DEBUG1(1, sc, "Matching disk (%d of %d+%d up)", 771219974Smav mdi->mdio_disks_present, 772219974Smav mdi->mdio_total_disks, 773219974Smav jmicron_meta_total_spare(mdi->mdio_meta)); 774219974Smav 775219974Smav /* If we collected all needed disks - start array. */ 776219974Smav if (mdi->mdio_disks_present == mdi->mdio_total_disks + 777219974Smav jmicron_meta_total_spare(mdi->mdio_meta)) 778219974Smav g_raid_md_jmicron_start(sc); 779219974Smav } 780219974Smav} 781219974Smav 782219974Smavstatic void 783219974Smavg_raid_jmicron_go(void *arg) 784219974Smav{ 785219974Smav struct g_raid_softc *sc; 786219974Smav struct g_raid_md_object *md; 787219974Smav struct g_raid_md_jmicron_object *mdi; 788219974Smav 789219974Smav sc = arg; 790219974Smav md = sc->sc_md; 791219974Smav mdi = (struct g_raid_md_jmicron_object *)md; 792219974Smav if (!mdi->mdio_started) { 793219974Smav G_RAID_DEBUG1(0, sc, "Force array start due to timeout."); 794219974Smav g_raid_event_send(sc, G_RAID_NODE_E_START, 0); 795219974Smav } 796219974Smav} 797219974Smav 798219974Smavstatic int 799219974Smavg_raid_md_create_jmicron(struct g_raid_md_object *md, struct g_class *mp, 800219974Smav struct g_geom **gp) 801219974Smav{ 802219974Smav struct g_raid_softc *sc; 803219974Smav struct g_raid_md_jmicron_object *mdi; 804219974Smav char name[16]; 805219974Smav 806219974Smav mdi = (struct g_raid_md_jmicron_object *)md; 807219974Smav mdi->mdio_config_id = arc4random(); 808219974Smav snprintf(name, sizeof(name), "JMicron-%08x", mdi->mdio_config_id); 809219974Smav sc = g_raid_create_node(mp, name, md); 810219974Smav if (sc == NULL) 811219974Smav return (G_RAID_MD_TASTE_FAIL); 812219974Smav md->mdo_softc = sc; 813219974Smav *gp = sc->sc_geom; 814219974Smav return (G_RAID_MD_TASTE_NEW); 815219974Smav} 816219974Smav 817219974Smavstatic int 818219974Smavg_raid_md_taste_jmicron(struct g_raid_md_object *md, struct g_class *mp, 819219974Smav struct g_consumer *cp, struct g_geom **gp) 820219974Smav{ 821219974Smav struct g_consumer *rcp; 822219974Smav struct g_provider *pp; 823219974Smav struct g_raid_md_jmicron_object *mdi, *mdi1; 824219974Smav struct g_raid_softc *sc; 825219974Smav struct g_raid_disk *disk; 826219974Smav struct jmicron_raid_conf *meta; 827219974Smav struct g_raid_md_jmicron_perdisk *pd; 828219974Smav struct g_geom *geom; 829242323Smav int disk_pos, result, spare, len; 830219974Smav char name[16]; 831219974Smav uint16_t vendor; 832219974Smav 833219974Smav G_RAID_DEBUG(1, "Tasting JMicron on %s", cp->provider->name); 834219974Smav mdi = (struct g_raid_md_jmicron_object *)md; 835219974Smav pp = cp->provider; 836219974Smav 837219974Smav /* Read metadata from device. */ 838219974Smav meta = NULL; 839219974Smav vendor = 0xffff; 840219974Smav g_topology_unlock(); 841219974Smav len = 2; 842219974Smav if (pp->geom->rank == 1) 843219974Smav g_io_getattr("GEOM::hba_vendor", cp, &len, &vendor); 844219974Smav meta = jmicron_meta_read(cp); 845219974Smav g_topology_lock(); 846219974Smav if (meta == NULL) { 847219974Smav if (g_raid_aggressive_spare) { 848219974Smav if (vendor == 0x197b) { 849219974Smav G_RAID_DEBUG(1, 850219974Smav "No JMicron metadata, forcing spare."); 851219974Smav spare = 2; 852219974Smav goto search; 853219974Smav } else { 854219974Smav G_RAID_DEBUG(1, 855219974Smav "JMicron vendor mismatch 0x%04x != 0x197b", 856219974Smav vendor); 857219974Smav } 858219974Smav } 859219974Smav return (G_RAID_MD_TASTE_FAIL); 860219974Smav } 861219974Smav 862219974Smav /* Check this disk position in obtained metadata. */ 863219974Smav disk_pos = jmicron_meta_find_disk(meta, meta->disk_id); 864219974Smav if (disk_pos == -1) { 865219974Smav G_RAID_DEBUG(1, "JMicron disk_id %08x not found", 866219974Smav meta->disk_id); 867219974Smav goto fail1; 868219974Smav } 869219974Smav 870219974Smav /* Metadata valid. Print it. */ 871219974Smav g_raid_md_jmicron_print(meta); 872219974Smav G_RAID_DEBUG(1, "JMicron disk position %d", disk_pos); 873219974Smav spare = (disk_pos == -2) ? 1 : 0; 874219974Smav 875219974Smavsearch: 876219974Smav /* Search for matching node. */ 877219974Smav sc = NULL; 878219974Smav mdi1 = NULL; 879219974Smav LIST_FOREACH(geom, &mp->geom, geom) { 880219974Smav sc = geom->softc; 881219974Smav if (sc == NULL) 882219974Smav continue; 883219974Smav if (sc->sc_stopping != 0) 884219974Smav continue; 885219974Smav if (sc->sc_md->mdo_class != md->mdo_class) 886219974Smav continue; 887219974Smav mdi1 = (struct g_raid_md_jmicron_object *)sc->sc_md; 888219974Smav if (spare == 2) { 889219974Smav if (mdi1->mdio_incomplete) 890219974Smav break; 891219974Smav } else { 892219974Smav if (mdi1->mdio_config_id == 893219974Smav jmicron_meta_config_id(meta)) 894219974Smav break; 895219974Smav } 896219974Smav } 897219974Smav 898219974Smav /* Found matching node. */ 899219974Smav if (geom != NULL) { 900219974Smav G_RAID_DEBUG(1, "Found matching array %s", sc->sc_name); 901219974Smav result = G_RAID_MD_TASTE_EXISTING; 902219974Smav 903219974Smav } else if (spare) { /* Not found needy node -- left for later. */ 904219974Smav G_RAID_DEBUG(1, "Spare is not needed at this time"); 905219974Smav goto fail1; 906219974Smav 907219974Smav } else { /* Not found matching node -- create one. */ 908219974Smav result = G_RAID_MD_TASTE_NEW; 909219974Smav mdi->mdio_config_id = jmicron_meta_config_id(meta); 910219974Smav snprintf(name, sizeof(name), "JMicron-%08x", 911219974Smav mdi->mdio_config_id); 912219974Smav sc = g_raid_create_node(mp, name, md); 913219974Smav md->mdo_softc = sc; 914219974Smav geom = sc->sc_geom; 915219974Smav callout_init(&mdi->mdio_start_co, 1); 916219974Smav callout_reset(&mdi->mdio_start_co, g_raid_start_timeout * hz, 917219974Smav g_raid_jmicron_go, sc); 918219974Smav mdi->mdio_rootmount = root_mount_hold("GRAID-JMicron"); 919219974Smav G_RAID_DEBUG1(1, sc, "root_mount_hold %p", mdi->mdio_rootmount); 920219974Smav } 921219974Smav 922265669Smav /* There is no return after this point, so we close passed consumer. */ 923265669Smav g_access(cp, -1, 0, 0); 924265669Smav 925219974Smav rcp = g_new_consumer(geom); 926260385Sscottl rcp->flags |= G_CF_DIRECT_RECEIVE; 927219974Smav g_attach(rcp, pp); 928219974Smav if (g_access(rcp, 1, 1, 1) != 0) 929219974Smav ; //goto fail1; 930219974Smav 931219974Smav g_topology_unlock(); 932219974Smav sx_xlock(&sc->sc_lock); 933219974Smav 934219974Smav pd = malloc(sizeof(*pd), M_MD_JMICRON, M_WAITOK | M_ZERO); 935219974Smav pd->pd_meta = meta; 936219974Smav if (spare == 2) { 937219974Smav pd->pd_disk_pos = -3; 938219974Smav pd->pd_disk_id = arc4random() & JMICRON_DISK_MASK; 939219974Smav } else { 940219974Smav pd->pd_disk_pos = -1; 941219974Smav pd->pd_disk_id = meta->disk_id; 942219974Smav } 943219974Smav pd->pd_disk_size = pp->mediasize; 944219974Smav disk = g_raid_create_disk(sc); 945219974Smav disk->d_md_data = (void *)pd; 946219974Smav disk->d_consumer = rcp; 947219974Smav rcp->private = disk; 948219974Smav 949242323Smav g_raid_get_disk_info(disk); 950219974Smav 951219974Smav g_raid_md_jmicron_new_disk(disk); 952219974Smav 953219974Smav sx_xunlock(&sc->sc_lock); 954219974Smav g_topology_lock(); 955219974Smav *gp = geom; 956219974Smav return (result); 957219974Smavfail1: 958219974Smav free(meta, M_MD_JMICRON); 959219974Smav return (G_RAID_MD_TASTE_FAIL); 960219974Smav} 961219974Smav 962219974Smavstatic int 963219974Smavg_raid_md_event_jmicron(struct g_raid_md_object *md, 964219974Smav struct g_raid_disk *disk, u_int event) 965219974Smav{ 966219974Smav struct g_raid_softc *sc; 967219974Smav struct g_raid_subdisk *sd; 968219974Smav struct g_raid_md_jmicron_object *mdi; 969219974Smav struct g_raid_md_jmicron_perdisk *pd; 970219974Smav 971219974Smav sc = md->mdo_softc; 972219974Smav mdi = (struct g_raid_md_jmicron_object *)md; 973219974Smav if (disk == NULL) { 974219974Smav switch (event) { 975219974Smav case G_RAID_NODE_E_START: 976219974Smav if (!mdi->mdio_started) 977219974Smav g_raid_md_jmicron_start(sc); 978219974Smav return (0); 979219974Smav } 980219974Smav return (-1); 981219974Smav } 982219974Smav pd = (struct g_raid_md_jmicron_perdisk *)disk->d_md_data; 983219974Smav switch (event) { 984219974Smav case G_RAID_DISK_E_DISCONNECTED: 985219974Smav /* If disk was assigned, just update statuses. */ 986219974Smav if (pd->pd_disk_pos >= 0) { 987219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE); 988219974Smav if (disk->d_consumer) { 989219974Smav g_raid_kill_consumer(sc, disk->d_consumer); 990219974Smav disk->d_consumer = NULL; 991219974Smav } 992219974Smav TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) { 993219974Smav g_raid_change_subdisk_state(sd, 994219974Smav G_RAID_SUBDISK_S_NONE); 995219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_DISCONNECTED, 996219974Smav G_RAID_EVENT_SUBDISK); 997219974Smav } 998219974Smav } else { 999219974Smav /* Otherwise -- delete. */ 1000219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_NONE); 1001219974Smav g_raid_destroy_disk(disk); 1002219974Smav } 1003219974Smav 1004219974Smav /* Write updated metadata to all disks. */ 1005219974Smav g_raid_md_write_jmicron(md, NULL, NULL, NULL); 1006219974Smav 1007219974Smav /* Check if anything left except placeholders. */ 1008219974Smav if (g_raid_ndisks(sc, -1) == 1009219974Smav g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE)) 1010219974Smav g_raid_destroy_node(sc, 0); 1011219974Smav else 1012219974Smav g_raid_md_jmicron_refill(sc); 1013219974Smav return (0); 1014219974Smav } 1015219974Smav return (-2); 1016219974Smav} 1017219974Smav 1018219974Smavstatic int 1019219974Smavg_raid_md_ctl_jmicron(struct g_raid_md_object *md, 1020219974Smav struct gctl_req *req) 1021219974Smav{ 1022219974Smav struct g_raid_softc *sc; 1023219974Smav struct g_raid_volume *vol; 1024219974Smav struct g_raid_subdisk *sd; 1025219974Smav struct g_raid_disk *disk; 1026219974Smav struct g_raid_md_jmicron_object *mdi; 1027219974Smav struct g_raid_md_jmicron_perdisk *pd; 1028219974Smav struct g_consumer *cp; 1029219974Smav struct g_provider *pp; 1030219974Smav char arg[16]; 1031219974Smav const char *verb, *volname, *levelname, *diskname; 1032219974Smav int *nargs, *force; 1033219974Smav off_t size, sectorsize, strip; 1034219974Smav intmax_t *sizearg, *striparg; 1035219974Smav int numdisks, i, len, level, qual, update; 1036219974Smav int error; 1037219974Smav 1038219974Smav sc = md->mdo_softc; 1039219974Smav mdi = (struct g_raid_md_jmicron_object *)md; 1040219974Smav verb = gctl_get_param(req, "verb", NULL); 1041219974Smav nargs = gctl_get_paraml(req, "nargs", sizeof(*nargs)); 1042219974Smav error = 0; 1043219974Smav if (strcmp(verb, "label") == 0) { 1044219974Smav 1045219974Smav if (*nargs < 4) { 1046219974Smav gctl_error(req, "Invalid number of arguments."); 1047219974Smav return (-1); 1048219974Smav } 1049219974Smav volname = gctl_get_asciiparam(req, "arg1"); 1050219974Smav if (volname == NULL) { 1051219974Smav gctl_error(req, "No volume name."); 1052219974Smav return (-2); 1053219974Smav } 1054219974Smav levelname = gctl_get_asciiparam(req, "arg2"); 1055219974Smav if (levelname == NULL) { 1056219974Smav gctl_error(req, "No RAID level."); 1057219974Smav return (-3); 1058219974Smav } 1059234458Smav if (strcasecmp(levelname, "RAID5") == 0) 1060234727Smav levelname = "RAID5-LA"; 1061219974Smav if (g_raid_volume_str2level(levelname, &level, &qual)) { 1062219974Smav gctl_error(req, "Unknown RAID level '%s'.", levelname); 1063219974Smav return (-4); 1064219974Smav } 1065219974Smav numdisks = *nargs - 3; 1066219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 1067219974Smav if (!g_raid_md_jmicron_supported(level, qual, numdisks, 1068219974Smav force ? *force : 0)) { 1069219974Smav gctl_error(req, "Unsupported RAID level " 1070219974Smav "(0x%02x/0x%02x), or number of disks (%d).", 1071219974Smav level, qual, numdisks); 1072219974Smav return (-5); 1073219974Smav } 1074219974Smav 1075219974Smav /* Search for disks, connect them and probe. */ 1076219974Smav size = 0x7fffffffffffffffllu; 1077219974Smav sectorsize = 0; 1078219974Smav for (i = 0; i < numdisks; i++) { 1079219974Smav snprintf(arg, sizeof(arg), "arg%d", i + 3); 1080219974Smav diskname = gctl_get_asciiparam(req, arg); 1081219974Smav if (diskname == NULL) { 1082219974Smav gctl_error(req, "No disk name (%s).", arg); 1083219974Smav error = -6; 1084219974Smav break; 1085219974Smav } 1086219974Smav if (strcmp(diskname, "NONE") == 0) { 1087219974Smav cp = NULL; 1088219974Smav pp = NULL; 1089219974Smav } else { 1090219974Smav g_topology_lock(); 1091219974Smav cp = g_raid_open_consumer(sc, diskname); 1092219974Smav if (cp == NULL) { 1093219974Smav gctl_error(req, "Can't open '%s'.", 1094219974Smav diskname); 1095219974Smav g_topology_unlock(); 1096219974Smav error = -7; 1097219974Smav break; 1098219974Smav } 1099219974Smav pp = cp->provider; 1100219974Smav } 1101219974Smav pd = malloc(sizeof(*pd), M_MD_JMICRON, M_WAITOK | M_ZERO); 1102219974Smav pd->pd_disk_pos = i; 1103219974Smav pd->pd_disk_id = arc4random() & JMICRON_DISK_MASK; 1104219974Smav disk = g_raid_create_disk(sc); 1105219974Smav disk->d_md_data = (void *)pd; 1106219974Smav disk->d_consumer = cp; 1107219974Smav if (cp == NULL) 1108219974Smav continue; 1109219974Smav cp->private = disk; 1110219974Smav g_topology_unlock(); 1111219974Smav 1112242323Smav g_raid_get_disk_info(disk); 1113219974Smav 1114219974Smav pd->pd_disk_size = pp->mediasize; 1115219974Smav if (size > pp->mediasize) 1116219974Smav size = pp->mediasize; 1117219974Smav if (sectorsize < pp->sectorsize) 1118219974Smav sectorsize = pp->sectorsize; 1119219974Smav } 1120219974Smav if (error != 0) 1121219974Smav return (error); 1122219974Smav 1123220210Smav if (sectorsize <= 0) { 1124220210Smav gctl_error(req, "Can't get sector size."); 1125220210Smav return (-8); 1126220210Smav } 1127220210Smav 1128219974Smav /* Reserve space for metadata. */ 1129219974Smav size -= sectorsize; 1130219974Smav 1131219974Smav /* Handle size argument. */ 1132219974Smav len = sizeof(*sizearg); 1133219974Smav sizearg = gctl_get_param(req, "size", &len); 1134219974Smav if (sizearg != NULL && len == sizeof(*sizearg) && 1135219974Smav *sizearg > 0) { 1136219974Smav if (*sizearg > size) { 1137219974Smav gctl_error(req, "Size too big %lld > %lld.", 1138219974Smav (long long)*sizearg, (long long)size); 1139219974Smav return (-9); 1140219974Smav } 1141219974Smav size = *sizearg; 1142219974Smav } 1143219974Smav 1144219974Smav /* Handle strip argument. */ 1145219974Smav strip = 131072; 1146219974Smav len = sizeof(*striparg); 1147219974Smav striparg = gctl_get_param(req, "strip", &len); 1148219974Smav if (striparg != NULL && len == sizeof(*striparg) && 1149219974Smav *striparg > 0) { 1150219974Smav if (*striparg < sectorsize) { 1151219974Smav gctl_error(req, "Strip size too small."); 1152219974Smav return (-10); 1153219974Smav } 1154219974Smav if (*striparg % sectorsize != 0) { 1155219974Smav gctl_error(req, "Incorrect strip size."); 1156219974Smav return (-11); 1157219974Smav } 1158219974Smav if (strip > 65535 * sectorsize) { 1159219974Smav gctl_error(req, "Strip size too big."); 1160219974Smav return (-12); 1161219974Smav } 1162219974Smav strip = *striparg; 1163219974Smav } 1164219974Smav 1165219974Smav /* Round size down to strip or sector. */ 1166219974Smav if (level == G_RAID_VOLUME_RL_RAID1) 1167219974Smav size -= (size % sectorsize); 1168219974Smav else if (level == G_RAID_VOLUME_RL_RAID1E && 1169219974Smav (numdisks & 1) != 0) 1170219974Smav size -= (size % (2 * strip)); 1171219974Smav else 1172219974Smav size -= (size % strip); 1173219974Smav if (size <= 0) { 1174219974Smav gctl_error(req, "Size too small."); 1175219974Smav return (-13); 1176219974Smav } 1177219974Smav if (size > 0xffffffffffffllu * sectorsize) { 1178219974Smav gctl_error(req, "Size too big."); 1179219974Smav return (-14); 1180219974Smav } 1181219974Smav 1182219974Smav /* We have all we need, create things: volume, ... */ 1183219974Smav mdi->mdio_total_disks = numdisks; 1184219974Smav mdi->mdio_started = 1; 1185219974Smav vol = g_raid_create_volume(sc, volname, -1); 1186219974Smav vol->v_md_data = (void *)(intptr_t)0; 1187219974Smav vol->v_raid_level = level; 1188234458Smav vol->v_raid_level_qualifier = qual; 1189219974Smav vol->v_strip_size = strip; 1190219974Smav vol->v_disks_count = numdisks; 1191219974Smav if (level == G_RAID_VOLUME_RL_RAID0 || 1192219974Smav level == G_RAID_VOLUME_RL_CONCAT || 1193219974Smav level == G_RAID_VOLUME_RL_SINGLE) 1194219974Smav vol->v_mediasize = size * numdisks; 1195219974Smav else if (level == G_RAID_VOLUME_RL_RAID1) 1196219974Smav vol->v_mediasize = size; 1197219974Smav else if (level == G_RAID_VOLUME_RL_RAID5) 1198219974Smav vol->v_mediasize = size * (numdisks - 1); 1199219974Smav else { /* RAID1E */ 1200219974Smav vol->v_mediasize = ((size * numdisks) / strip / 2) * 1201219974Smav strip; 1202219974Smav } 1203219974Smav vol->v_sectorsize = sectorsize; 1204219974Smav g_raid_start_volume(vol); 1205219974Smav 1206219974Smav /* , and subdisks. */ 1207219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1208219974Smav pd = (struct g_raid_md_jmicron_perdisk *)disk->d_md_data; 1209219974Smav sd = &vol->v_subdisks[pd->pd_disk_pos]; 1210219974Smav sd->sd_disk = disk; 1211219974Smav sd->sd_offset = 0; 1212219974Smav sd->sd_size = size; 1213219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 1214219974Smav if (sd->sd_disk->d_consumer != NULL) { 1215219974Smav g_raid_change_disk_state(disk, 1216219974Smav G_RAID_DISK_S_ACTIVE); 1217219974Smav g_raid_change_subdisk_state(sd, 1218219974Smav G_RAID_SUBDISK_S_ACTIVE); 1219219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW, 1220219974Smav G_RAID_EVENT_SUBDISK); 1221219974Smav } else { 1222219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE); 1223219974Smav } 1224219974Smav } 1225219974Smav 1226219974Smav /* Write metadata based on created entities. */ 1227219974Smav G_RAID_DEBUG1(0, sc, "Array started."); 1228219974Smav g_raid_md_write_jmicron(md, NULL, NULL, NULL); 1229219974Smav 1230219974Smav /* Pickup any STALE/SPARE disks to refill array if needed. */ 1231219974Smav g_raid_md_jmicron_refill(sc); 1232219974Smav 1233219974Smav g_raid_event_send(vol, G_RAID_VOLUME_E_START, 1234219974Smav G_RAID_EVENT_VOLUME); 1235219974Smav return (0); 1236219974Smav } 1237219974Smav if (strcmp(verb, "delete") == 0) { 1238219974Smav 1239219974Smav /* Check if some volume is still open. */ 1240219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 1241219974Smav if (force != NULL && *force == 0 && 1242219974Smav g_raid_nopens(sc) != 0) { 1243219974Smav gctl_error(req, "Some volume is still open."); 1244219974Smav return (-4); 1245219974Smav } 1246219974Smav 1247219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1248219974Smav if (disk->d_consumer) 1249219974Smav jmicron_meta_erase(disk->d_consumer); 1250219974Smav } 1251219974Smav g_raid_destroy_node(sc, 0); 1252219974Smav return (0); 1253219974Smav } 1254219974Smav if (strcmp(verb, "remove") == 0 || 1255219974Smav strcmp(verb, "fail") == 0) { 1256219974Smav if (*nargs < 2) { 1257219974Smav gctl_error(req, "Invalid number of arguments."); 1258219974Smav return (-1); 1259219974Smav } 1260219974Smav for (i = 1; i < *nargs; i++) { 1261219974Smav snprintf(arg, sizeof(arg), "arg%d", i); 1262219974Smav diskname = gctl_get_asciiparam(req, arg); 1263219974Smav if (diskname == NULL) { 1264219974Smav gctl_error(req, "No disk name (%s).", arg); 1265219974Smav error = -2; 1266219974Smav break; 1267219974Smav } 1268219974Smav if (strncmp(diskname, "/dev/", 5) == 0) 1269219974Smav diskname += 5; 1270219974Smav 1271219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1272219974Smav if (disk->d_consumer != NULL && 1273219974Smav disk->d_consumer->provider != NULL && 1274219974Smav strcmp(disk->d_consumer->provider->name, 1275219974Smav diskname) == 0) 1276219974Smav break; 1277219974Smav } 1278219974Smav if (disk == NULL) { 1279219974Smav gctl_error(req, "Disk '%s' not found.", 1280219974Smav diskname); 1281219974Smav error = -3; 1282219974Smav break; 1283219974Smav } 1284219974Smav 1285219974Smav if (strcmp(verb, "fail") == 0) { 1286219974Smav g_raid_md_fail_disk_jmicron(md, NULL, disk); 1287219974Smav continue; 1288219974Smav } 1289219974Smav 1290219974Smav pd = (struct g_raid_md_jmicron_perdisk *)disk->d_md_data; 1291219974Smav 1292219974Smav /* Erase metadata on deleting disk. */ 1293219974Smav jmicron_meta_erase(disk->d_consumer); 1294219974Smav 1295219974Smav /* If disk was assigned, just update statuses. */ 1296219974Smav if (pd->pd_disk_pos >= 0) { 1297219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE); 1298220209Smav g_raid_kill_consumer(sc, disk->d_consumer); 1299220209Smav disk->d_consumer = NULL; 1300219974Smav TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) { 1301219974Smav g_raid_change_subdisk_state(sd, 1302219974Smav G_RAID_SUBDISK_S_NONE); 1303219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_DISCONNECTED, 1304219974Smav G_RAID_EVENT_SUBDISK); 1305219974Smav } 1306219974Smav } else { 1307219974Smav /* Otherwise -- delete. */ 1308219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_NONE); 1309219974Smav g_raid_destroy_disk(disk); 1310219974Smav } 1311219974Smav } 1312219974Smav 1313219974Smav /* Write updated metadata to remaining disks. */ 1314219974Smav g_raid_md_write_jmicron(md, NULL, NULL, NULL); 1315219974Smav 1316219974Smav /* Check if anything left except placeholders. */ 1317219974Smav if (g_raid_ndisks(sc, -1) == 1318219974Smav g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE)) 1319219974Smav g_raid_destroy_node(sc, 0); 1320219974Smav else 1321219974Smav g_raid_md_jmicron_refill(sc); 1322219974Smav return (error); 1323219974Smav } 1324219974Smav if (strcmp(verb, "insert") == 0) { 1325219974Smav if (*nargs < 2) { 1326219974Smav gctl_error(req, "Invalid number of arguments."); 1327219974Smav return (-1); 1328219974Smav } 1329219974Smav update = 0; 1330219974Smav for (i = 1; i < *nargs; i++) { 1331219974Smav /* Get disk name. */ 1332219974Smav snprintf(arg, sizeof(arg), "arg%d", i); 1333219974Smav diskname = gctl_get_asciiparam(req, arg); 1334219974Smav if (diskname == NULL) { 1335219974Smav gctl_error(req, "No disk name (%s).", arg); 1336219974Smav error = -3; 1337219974Smav break; 1338219974Smav } 1339219974Smav 1340219974Smav /* Try to find provider with specified name. */ 1341219974Smav g_topology_lock(); 1342219974Smav cp = g_raid_open_consumer(sc, diskname); 1343219974Smav if (cp == NULL) { 1344219974Smav gctl_error(req, "Can't open disk '%s'.", 1345219974Smav diskname); 1346219974Smav g_topology_unlock(); 1347219974Smav error = -4; 1348219974Smav break; 1349219974Smav } 1350219974Smav pp = cp->provider; 1351219974Smav 1352219974Smav pd = malloc(sizeof(*pd), M_MD_JMICRON, M_WAITOK | M_ZERO); 1353219974Smav pd->pd_disk_pos = -3; 1354219974Smav pd->pd_disk_id = arc4random() & JMICRON_DISK_MASK; 1355219974Smav pd->pd_disk_size = pp->mediasize; 1356219974Smav 1357219974Smav disk = g_raid_create_disk(sc); 1358219974Smav disk->d_consumer = cp; 1359219974Smav disk->d_md_data = (void *)pd; 1360219974Smav cp->private = disk; 1361219974Smav g_topology_unlock(); 1362219974Smav 1363242323Smav g_raid_get_disk_info(disk); 1364219974Smav 1365219974Smav /* Welcome the "new" disk. */ 1366219974Smav update += g_raid_md_jmicron_start_disk(disk); 1367219974Smav if (disk->d_state != G_RAID_DISK_S_ACTIVE && 1368219974Smav disk->d_state != G_RAID_DISK_S_SPARE) { 1369219974Smav gctl_error(req, "Disk '%s' doesn't fit.", 1370219974Smav diskname); 1371219974Smav g_raid_destroy_disk(disk); 1372219974Smav error = -8; 1373219974Smav break; 1374219974Smav } 1375219974Smav } 1376219974Smav 1377219974Smav /* Write new metadata if we changed something. */ 1378219974Smav if (update) 1379219974Smav g_raid_md_write_jmicron(md, NULL, NULL, NULL); 1380219974Smav return (error); 1381219974Smav } 1382219974Smav gctl_error(req, "Command '%s' is not supported.", verb); 1383219974Smav return (-100); 1384219974Smav} 1385219974Smav 1386219974Smavstatic int 1387219974Smavg_raid_md_write_jmicron(struct g_raid_md_object *md, struct g_raid_volume *tvol, 1388219974Smav struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk) 1389219974Smav{ 1390219974Smav struct g_raid_softc *sc; 1391219974Smav struct g_raid_volume *vol; 1392219974Smav struct g_raid_subdisk *sd; 1393219974Smav struct g_raid_disk *disk; 1394219974Smav struct g_raid_md_jmicron_object *mdi; 1395219974Smav struct g_raid_md_jmicron_perdisk *pd; 1396219974Smav struct jmicron_raid_conf *meta; 1397219974Smav int i, spares; 1398219974Smav 1399219974Smav sc = md->mdo_softc; 1400219974Smav mdi = (struct g_raid_md_jmicron_object *)md; 1401219974Smav 1402219974Smav if (sc->sc_stopping == G_RAID_DESTROY_HARD) 1403219974Smav return (0); 1404219974Smav 1405219974Smav /* There is only one volume. */ 1406219974Smav vol = TAILQ_FIRST(&sc->sc_volumes); 1407219974Smav 1408219974Smav /* Fill global fields. */ 1409219974Smav meta = malloc(sizeof(*meta), M_MD_JMICRON, M_WAITOK | M_ZERO); 1410219974Smav strncpy(meta->signature, JMICRON_MAGIC, 2); 1411219974Smav meta->version = JMICRON_VERSION; 1412219974Smav jmicron_meta_put_name(meta, vol->v_name); 1413219974Smav if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID0) 1414219974Smav meta->type = JMICRON_T_RAID0; 1415219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1) 1416219974Smav meta->type = JMICRON_T_RAID1; 1417219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1E) 1418219974Smav meta->type = JMICRON_T_RAID01; 1419219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_CONCAT || 1420219974Smav vol->v_raid_level == G_RAID_VOLUME_RL_SINGLE) 1421219974Smav meta->type = JMICRON_T_CONCAT; 1422219974Smav else 1423219974Smav meta->type = JMICRON_T_RAID5; 1424219974Smav meta->stripe_shift = fls(vol->v_strip_size / 2048); 1425219974Smav meta->flags = JMICRON_F_READY | JMICRON_F_BOOTABLE; 1426219974Smav for (i = 0; i < vol->v_disks_count; i++) { 1427219974Smav sd = &vol->v_subdisks[i]; 1428219974Smav if (sd->sd_disk == NULL || sd->sd_disk->d_md_data == NULL) 1429219974Smav meta->disks[i] = 0xffffffff; 1430219974Smav else { 1431219974Smav pd = (struct g_raid_md_jmicron_perdisk *) 1432219974Smav sd->sd_disk->d_md_data; 1433219974Smav meta->disks[i] = pd->pd_disk_id; 1434219974Smav } 1435219974Smav if (sd->sd_state < G_RAID_SUBDISK_S_STALE) 1436219974Smav meta->flags |= JMICRON_F_BADSEC; 1437219974Smav if (vol->v_dirty) 1438219974Smav meta->flags |= JMICRON_F_UNSYNC; 1439219974Smav } 1440219974Smav 1441219974Smav /* Put spares to their slots. */ 1442219974Smav spares = 0; 1443219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1444219974Smav pd = (struct g_raid_md_jmicron_perdisk *)disk->d_md_data; 1445219974Smav if (disk->d_state != G_RAID_DISK_S_SPARE) 1446219974Smav continue; 1447219974Smav meta->spare[spares] = pd->pd_disk_id; 1448219974Smav if (++spares >= 2) 1449219974Smav break; 1450219974Smav } 1451219974Smav 1452219974Smav /* We are done. Print meta data and store them to disks. */ 1453219974Smav if (mdi->mdio_meta != NULL) 1454219974Smav free(mdi->mdio_meta, M_MD_JMICRON); 1455219974Smav mdi->mdio_meta = meta; 1456219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1457219974Smav pd = (struct g_raid_md_jmicron_perdisk *)disk->d_md_data; 1458219974Smav if (disk->d_state != G_RAID_DISK_S_ACTIVE && 1459219974Smav disk->d_state != G_RAID_DISK_S_SPARE) 1460219974Smav continue; 1461219974Smav if (pd->pd_meta != NULL) { 1462219974Smav free(pd->pd_meta, M_MD_JMICRON); 1463219974Smav pd->pd_meta = NULL; 1464219974Smav } 1465219974Smav pd->pd_meta = jmicron_meta_copy(meta); 1466219974Smav pd->pd_meta->disk_id = pd->pd_disk_id; 1467219974Smav if ((sd = TAILQ_FIRST(&disk->d_subdisks)) != NULL) { 1468219974Smav pd->pd_meta->offset = 1469219974Smav (sd->sd_offset / 512) / 16; 1470219974Smav pd->pd_meta->disk_sectors_high = 1471219974Smav (sd->sd_size / 512) >> 16; 1472219974Smav pd->pd_meta->disk_sectors_low = 1473219974Smav (sd->sd_size / 512) & 0xffff; 1474219974Smav if (sd->sd_state < G_RAID_SUBDISK_S_STALE) 1475219974Smav pd->pd_meta->flags &= ~JMICRON_F_BADSEC; 1476219974Smav else if (sd->sd_state < G_RAID_SUBDISK_S_ACTIVE) 1477219974Smav pd->pd_meta->flags |= JMICRON_F_UNSYNC; 1478219974Smav } 1479219974Smav G_RAID_DEBUG(1, "Writing JMicron metadata to %s", 1480219974Smav g_raid_get_diskname(disk)); 1481219974Smav g_raid_md_jmicron_print(pd->pd_meta); 1482219974Smav jmicron_meta_write(disk->d_consumer, pd->pd_meta); 1483219974Smav } 1484219974Smav return (0); 1485219974Smav} 1486219974Smav 1487219974Smavstatic int 1488219974Smavg_raid_md_fail_disk_jmicron(struct g_raid_md_object *md, 1489219974Smav struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk) 1490219974Smav{ 1491219974Smav struct g_raid_softc *sc; 1492219974Smav struct g_raid_md_jmicron_perdisk *pd; 1493219974Smav struct g_raid_subdisk *sd; 1494219974Smav 1495219974Smav sc = md->mdo_softc; 1496219974Smav pd = (struct g_raid_md_jmicron_perdisk *)tdisk->d_md_data; 1497219974Smav 1498219974Smav /* We can't fail disk that is not a part of array now. */ 1499219974Smav if (pd->pd_disk_pos < 0) 1500219974Smav return (-1); 1501219974Smav 1502219974Smav if (tdisk->d_consumer) 1503219974Smav jmicron_meta_erase(tdisk->d_consumer); 1504219974Smav 1505219974Smav /* Change states. */ 1506219974Smav g_raid_change_disk_state(tdisk, G_RAID_DISK_S_FAILED); 1507219974Smav TAILQ_FOREACH(sd, &tdisk->d_subdisks, sd_next) { 1508219974Smav g_raid_change_subdisk_state(sd, 1509219974Smav G_RAID_SUBDISK_S_FAILED); 1510219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_FAILED, 1511219974Smav G_RAID_EVENT_SUBDISK); 1512219974Smav } 1513219974Smav 1514219974Smav /* Write updated metadata to remaining disks. */ 1515219974Smav g_raid_md_write_jmicron(md, NULL, NULL, tdisk); 1516219974Smav 1517219974Smav /* Check if anything left except placeholders. */ 1518219974Smav if (g_raid_ndisks(sc, -1) == 1519219974Smav g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE)) 1520219974Smav g_raid_destroy_node(sc, 0); 1521219974Smav else 1522219974Smav g_raid_md_jmicron_refill(sc); 1523219974Smav return (0); 1524219974Smav} 1525219974Smav 1526219974Smavstatic int 1527219974Smavg_raid_md_free_disk_jmicron(struct g_raid_md_object *md, 1528219974Smav struct g_raid_disk *disk) 1529219974Smav{ 1530219974Smav struct g_raid_md_jmicron_perdisk *pd; 1531219974Smav 1532219974Smav pd = (struct g_raid_md_jmicron_perdisk *)disk->d_md_data; 1533219974Smav if (pd->pd_meta != NULL) { 1534219974Smav free(pd->pd_meta, M_MD_JMICRON); 1535219974Smav pd->pd_meta = NULL; 1536219974Smav } 1537219974Smav free(pd, M_MD_JMICRON); 1538219974Smav disk->d_md_data = NULL; 1539219974Smav return (0); 1540219974Smav} 1541219974Smav 1542219974Smavstatic int 1543219974Smavg_raid_md_free_jmicron(struct g_raid_md_object *md) 1544219974Smav{ 1545219974Smav struct g_raid_md_jmicron_object *mdi; 1546219974Smav 1547219974Smav mdi = (struct g_raid_md_jmicron_object *)md; 1548219974Smav if (!mdi->mdio_started) { 1549219974Smav mdi->mdio_started = 0; 1550219974Smav callout_stop(&mdi->mdio_start_co); 1551219974Smav G_RAID_DEBUG1(1, md->mdo_softc, 1552219974Smav "root_mount_rel %p", mdi->mdio_rootmount); 1553219974Smav root_mount_rel(mdi->mdio_rootmount); 1554219974Smav mdi->mdio_rootmount = NULL; 1555219974Smav } 1556219974Smav if (mdi->mdio_meta != NULL) { 1557219974Smav free(mdi->mdio_meta, M_MD_JMICRON); 1558219974Smav mdi->mdio_meta = NULL; 1559219974Smav } 1560219974Smav return (0); 1561219974Smav} 1562219974Smav 1563240465SmavG_RAID_MD_DECLARE(jmicron, "JMicron"); 1564