1219974Smav/*- 2219974Smav * Copyright (c) 2011 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_NVIDIA, "md_nvidia_data", "GEOM_RAID NVIDIA metadata"); 47219974Smav 48219974Smavstruct nvidia_raid_conf { 49219974Smav uint8_t nvidia_id[8]; 50219974Smav#define NVIDIA_MAGIC "NVIDIA " 51219974Smav 52219974Smav uint32_t config_size; 53219974Smav uint32_t checksum; 54219974Smav uint16_t version; 55219974Smav uint8_t disk_number; 56219974Smav uint8_t dummy_0; 57219974Smav uint32_t total_sectors; 58219974Smav uint32_t sector_size; 59219974Smav uint8_t name[16]; 60219974Smav uint8_t revision[4]; 61219974Smav uint32_t disk_status; 62219974Smav 63219974Smav uint32_t magic_0; 64219974Smav#define NVIDIA_MAGIC0 0x00640044 65219974Smav 66219974Smav uint64_t volume_id[2]; 67219974Smav uint8_t state; 68219974Smav#define NVIDIA_S_IDLE 0 69219974Smav#define NVIDIA_S_INIT 2 70219974Smav#define NVIDIA_S_REBUILD 3 71219974Smav#define NVIDIA_S_UPGRADE 4 72219974Smav#define NVIDIA_S_SYNC 5 73219974Smav uint8_t array_width; 74219974Smav uint8_t total_disks; 75219974Smav uint8_t orig_array_width; 76219974Smav uint16_t type; 77219974Smav#define NVIDIA_T_RAID0 0x0080 78219974Smav#define NVIDIA_T_RAID1 0x0081 79219974Smav#define NVIDIA_T_RAID3 0x0083 80219974Smav#define NVIDIA_T_RAID5 0x0085 /* RLQ = 00/02? */ 81219974Smav#define NVIDIA_T_RAID5_SYM 0x0095 /* RLQ = 03 */ 82219974Smav#define NVIDIA_T_RAID10 0x008a 83219974Smav#define NVIDIA_T_RAID01 0x8180 84219974Smav#define NVIDIA_T_CONCAT 0x00ff 85219974Smav 86219974Smav uint16_t dummy_3; 87219974Smav uint32_t strip_sectors; 88219974Smav uint32_t strip_bytes; 89219974Smav uint32_t strip_shift; 90219974Smav uint32_t strip_mask; 91219974Smav uint32_t stripe_sectors; 92219974Smav uint32_t stripe_bytes; 93219974Smav uint32_t rebuild_lba; 94219974Smav uint32_t orig_type; 95219974Smav uint32_t orig_total_sectors; 96219974Smav uint32_t status; 97219974Smav#define NVIDIA_S_BOOTABLE 0x00000001 98219974Smav#define NVIDIA_S_DEGRADED 0x00000002 99219974Smav 100219974Smav uint32_t filler[98]; 101219974Smav} __packed; 102219974Smav 103219974Smavstruct g_raid_md_nvidia_perdisk { 104219974Smav struct nvidia_raid_conf *pd_meta; 105219974Smav int pd_disk_pos; 106219974Smav off_t pd_disk_size; 107219974Smav}; 108219974Smav 109219974Smavstruct g_raid_md_nvidia_object { 110219974Smav struct g_raid_md_object mdio_base; 111219974Smav uint64_t mdio_volume_id[2]; 112219974Smav struct nvidia_raid_conf *mdio_meta; 113219974Smav struct callout mdio_start_co; /* STARTING state timer. */ 114219974Smav int mdio_total_disks; 115219974Smav int mdio_disks_present; 116219974Smav int mdio_started; 117219974Smav int mdio_incomplete; 118219974Smav struct root_hold_token *mdio_rootmount; /* Root mount delay token. */ 119219974Smav}; 120219974Smav 121219974Smavstatic g_raid_md_create_t g_raid_md_create_nvidia; 122219974Smavstatic g_raid_md_taste_t g_raid_md_taste_nvidia; 123219974Smavstatic g_raid_md_event_t g_raid_md_event_nvidia; 124219974Smavstatic g_raid_md_ctl_t g_raid_md_ctl_nvidia; 125219974Smavstatic g_raid_md_write_t g_raid_md_write_nvidia; 126219974Smavstatic g_raid_md_fail_disk_t g_raid_md_fail_disk_nvidia; 127219974Smavstatic g_raid_md_free_disk_t g_raid_md_free_disk_nvidia; 128219974Smavstatic g_raid_md_free_t g_raid_md_free_nvidia; 129219974Smav 130219974Smavstatic kobj_method_t g_raid_md_nvidia_methods[] = { 131219974Smav KOBJMETHOD(g_raid_md_create, g_raid_md_create_nvidia), 132219974Smav KOBJMETHOD(g_raid_md_taste, g_raid_md_taste_nvidia), 133219974Smav KOBJMETHOD(g_raid_md_event, g_raid_md_event_nvidia), 134219974Smav KOBJMETHOD(g_raid_md_ctl, g_raid_md_ctl_nvidia), 135219974Smav KOBJMETHOD(g_raid_md_write, g_raid_md_write_nvidia), 136219974Smav KOBJMETHOD(g_raid_md_fail_disk, g_raid_md_fail_disk_nvidia), 137219974Smav KOBJMETHOD(g_raid_md_free_disk, g_raid_md_free_disk_nvidia), 138219974Smav KOBJMETHOD(g_raid_md_free, g_raid_md_free_nvidia), 139219974Smav { 0, 0 } 140219974Smav}; 141219974Smav 142219974Smavstatic struct g_raid_md_class g_raid_md_nvidia_class = { 143219974Smav "NVIDIA", 144219974Smav g_raid_md_nvidia_methods, 145219974Smav sizeof(struct g_raid_md_nvidia_object), 146240465Smav .mdc_enable = 1, 147219974Smav .mdc_priority = 100 148219974Smav}; 149219974Smav 150219974Smavstatic int NVIDIANodeID = 1; 151219974Smav 152219974Smavstatic void 153219974Smavg_raid_md_nvidia_print(struct nvidia_raid_conf *meta) 154219974Smav{ 155219974Smav 156219974Smav if (g_raid_debug < 1) 157219974Smav return; 158219974Smav 159219974Smav printf("********* ATA NVIDIA RAID Metadata *********\n"); 160219974Smav printf("nvidia_id <%.8s>\n", meta->nvidia_id); 161219974Smav printf("config_size %u\n", meta->config_size); 162219974Smav printf("checksum 0x%08x\n", meta->checksum); 163219974Smav printf("version 0x%04x\n", meta->version); 164219974Smav printf("disk_number %d\n", meta->disk_number); 165219974Smav printf("dummy_0 0x%02x\n", meta->dummy_0); 166219974Smav printf("total_sectors %u\n", meta->total_sectors); 167219974Smav printf("sector_size %u\n", meta->sector_size); 168219974Smav printf("name <%.16s>\n", meta->name); 169219974Smav printf("revision 0x%02x%02x%02x%02x\n", 170219974Smav meta->revision[0], meta->revision[1], 171219974Smav meta->revision[2], meta->revision[3]); 172219974Smav printf("disk_status 0x%08x\n", meta->disk_status); 173219974Smav printf("magic_0 0x%08x\n", meta->magic_0); 174219974Smav printf("volume_id 0x%016jx%016jx\n", 175219974Smav meta->volume_id[1], meta->volume_id[0]); 176219974Smav printf("state 0x%02x\n", meta->state); 177219974Smav printf("array_width %u\n", meta->array_width); 178219974Smav printf("total_disks %u\n", meta->total_disks); 179219974Smav printf("orig_array_width %u\n", meta->orig_array_width); 180219974Smav printf("type 0x%04x\n", meta->type); 181219974Smav printf("dummy_3 0x%04x\n", meta->dummy_3); 182219974Smav printf("strip_sectors %u\n", meta->strip_sectors); 183219974Smav printf("strip_bytes %u\n", meta->strip_bytes); 184219974Smav printf("strip_shift %u\n", meta->strip_shift); 185219974Smav printf("strip_mask 0x%08x\n", meta->strip_mask); 186219974Smav printf("stripe_sectors %u\n", meta->stripe_sectors); 187219974Smav printf("stripe_bytes %u\n", meta->stripe_bytes); 188219974Smav printf("rebuild_lba %u\n", meta->rebuild_lba); 189219974Smav printf("orig_type 0x%04x\n", meta->orig_type); 190219974Smav printf("orig_total_sectors %u\n", meta->orig_total_sectors); 191219974Smav printf("status 0x%08x\n", meta->status); 192219974Smav printf("=================================================\n"); 193219974Smav} 194219974Smav 195219974Smavstatic struct nvidia_raid_conf * 196219974Smavnvidia_meta_copy(struct nvidia_raid_conf *meta) 197219974Smav{ 198219974Smav struct nvidia_raid_conf *nmeta; 199219974Smav 200219974Smav nmeta = malloc(sizeof(*meta), M_MD_NVIDIA, M_WAITOK); 201219974Smav memcpy(nmeta, meta, sizeof(*meta)); 202219974Smav return (nmeta); 203219974Smav} 204219974Smav 205219974Smavstatic int 206219974Smavnvidia_meta_translate_disk(struct nvidia_raid_conf *meta, int md_disk_pos) 207219974Smav{ 208219974Smav int disk_pos; 209219974Smav 210219974Smav if (md_disk_pos >= 0 && meta->type == NVIDIA_T_RAID01) { 211219974Smav disk_pos = (md_disk_pos / meta->array_width) + 212219974Smav (md_disk_pos % meta->array_width) * meta->array_width; 213219974Smav } else 214219974Smav disk_pos = md_disk_pos; 215219974Smav return (disk_pos); 216219974Smav} 217219974Smav 218219974Smavstatic void 219219974Smavnvidia_meta_get_name(struct nvidia_raid_conf *meta, char *buf) 220219974Smav{ 221219974Smav int i; 222219974Smav 223219974Smav strncpy(buf, meta->name, 16); 224219974Smav buf[16] = 0; 225219974Smav for (i = 15; i >= 0; i--) { 226219974Smav if (buf[i] > 0x20) 227219974Smav break; 228219974Smav buf[i] = 0; 229219974Smav } 230219974Smav} 231219974Smav 232219974Smavstatic void 233219974Smavnvidia_meta_put_name(struct nvidia_raid_conf *meta, char *buf) 234219974Smav{ 235219974Smav 236219974Smav memset(meta->name, 0x20, 16); 237219974Smav memcpy(meta->name, buf, MIN(strlen(buf), 16)); 238219974Smav} 239219974Smav 240219974Smavstatic struct nvidia_raid_conf * 241219974Smavnvidia_meta_read(struct g_consumer *cp) 242219974Smav{ 243219974Smav struct g_provider *pp; 244219974Smav struct nvidia_raid_conf *meta; 245219974Smav char *buf; 246219974Smav int error, i; 247219974Smav uint32_t checksum, *ptr; 248219974Smav 249219974Smav pp = cp->provider; 250219974Smav 251219974Smav /* Read the anchor sector. */ 252219974Smav buf = g_read_data(cp, 253219974Smav pp->mediasize - 2 * pp->sectorsize, pp->sectorsize, &error); 254219974Smav if (buf == NULL) { 255219974Smav G_RAID_DEBUG(1, "Cannot read metadata from %s (error=%d).", 256219974Smav pp->name, error); 257219974Smav return (NULL); 258219974Smav } 259275926Smav meta = (struct nvidia_raid_conf *)buf; 260219974Smav 261219974Smav /* Check if this is an NVIDIA RAID struct */ 262219974Smav if (strncmp(meta->nvidia_id, NVIDIA_MAGIC, strlen(NVIDIA_MAGIC))) { 263219974Smav G_RAID_DEBUG(1, "NVIDIA signature check failed on %s", pp->name); 264275926Smav g_free(buf); 265219974Smav return (NULL); 266219974Smav } 267219974Smav if (meta->config_size > 128 || 268219974Smav meta->config_size < 30) { 269219974Smav G_RAID_DEBUG(1, "NVIDIA metadata size looks wrong: %d", 270219974Smav meta->config_size); 271275926Smav g_free(buf); 272219974Smav return (NULL); 273219974Smav } 274275926Smav meta = malloc(sizeof(*meta), M_MD_NVIDIA, M_WAITOK); 275275926Smav memcpy(meta, buf, min(sizeof(*meta), pp->sectorsize)); 276275926Smav g_free(buf); 277219974Smav 278219974Smav /* Check metadata checksum. */ 279219974Smav for (checksum = 0, ptr = (uint32_t *)meta, 280219974Smav i = 0; i < meta->config_size; i++) 281219974Smav checksum += *ptr++; 282219974Smav if (checksum != 0) { 283219974Smav G_RAID_DEBUG(1, "NVIDIA checksum check failed on %s", pp->name); 284219974Smav free(meta, M_MD_NVIDIA); 285219974Smav return (NULL); 286219974Smav } 287219974Smav 288219974Smav /* Check volume state. */ 289219974Smav if (meta->state != NVIDIA_S_IDLE && meta->state != NVIDIA_S_INIT && 290219974Smav meta->state != NVIDIA_S_REBUILD && meta->state != NVIDIA_S_SYNC) { 291219974Smav G_RAID_DEBUG(1, "NVIDIA unknown state on %s (0x%02x)", 292219974Smav pp->name, meta->state); 293219974Smav free(meta, M_MD_NVIDIA); 294219974Smav return (NULL); 295219974Smav } 296219974Smav 297219974Smav /* Check raid type. */ 298219974Smav if (meta->type != NVIDIA_T_RAID0 && meta->type != NVIDIA_T_RAID1 && 299219974Smav meta->type != NVIDIA_T_RAID3 && meta->type != NVIDIA_T_RAID5 && 300219974Smav meta->type != NVIDIA_T_RAID5_SYM && 301219974Smav meta->type != NVIDIA_T_RAID01 && meta->type != NVIDIA_T_CONCAT) { 302219974Smav G_RAID_DEBUG(1, "NVIDIA unknown RAID level on %s (0x%02x)", 303219974Smav pp->name, meta->type); 304219974Smav free(meta, M_MD_NVIDIA); 305219974Smav return (NULL); 306219974Smav } 307219974Smav 308219974Smav return (meta); 309219974Smav} 310219974Smav 311219974Smavstatic int 312219974Smavnvidia_meta_write(struct g_consumer *cp, struct nvidia_raid_conf *meta) 313219974Smav{ 314219974Smav struct g_provider *pp; 315219974Smav char *buf; 316219974Smav int error, i; 317219974Smav uint32_t checksum, *ptr; 318219974Smav 319219974Smav pp = cp->provider; 320219974Smav 321219974Smav /* Recalculate checksum for case if metadata were changed. */ 322219974Smav meta->checksum = 0; 323219974Smav for (checksum = 0, ptr = (uint32_t *)meta, 324219974Smav i = 0; i < meta->config_size; i++) 325219974Smav checksum += *ptr++; 326219974Smav meta->checksum -= checksum; 327219974Smav 328219974Smav /* Create and fill buffer. */ 329219974Smav buf = malloc(pp->sectorsize, M_MD_NVIDIA, M_WAITOK | M_ZERO); 330219974Smav memcpy(buf, meta, sizeof(*meta)); 331219974Smav 332219974Smav /* Write metadata. */ 333219974Smav error = g_write_data(cp, 334219974Smav pp->mediasize - 2 * pp->sectorsize, buf, pp->sectorsize); 335219974Smav if (error != 0) { 336219974Smav G_RAID_DEBUG(1, "Cannot write metadata to %s (error=%d).", 337219974Smav pp->name, error); 338219974Smav } 339219974Smav 340219974Smav free(buf, M_MD_NVIDIA); 341219974Smav return (error); 342219974Smav} 343219974Smav 344219974Smavstatic int 345219974Smavnvidia_meta_erase(struct g_consumer *cp) 346219974Smav{ 347219974Smav struct g_provider *pp; 348219974Smav char *buf; 349219974Smav int error; 350219974Smav 351219974Smav pp = cp->provider; 352219974Smav buf = malloc(pp->sectorsize, M_MD_NVIDIA, M_WAITOK | M_ZERO); 353219974Smav error = g_write_data(cp, 354219974Smav pp->mediasize - 2 * pp->sectorsize, buf, pp->sectorsize); 355219974Smav if (error != 0) { 356219974Smav G_RAID_DEBUG(1, "Cannot erase metadata on %s (error=%d).", 357219974Smav pp->name, error); 358219974Smav } 359219974Smav free(buf, M_MD_NVIDIA); 360219974Smav return (error); 361219974Smav} 362219974Smav 363219974Smavstatic struct g_raid_disk * 364219974Smavg_raid_md_nvidia_get_disk(struct g_raid_softc *sc, int id) 365219974Smav{ 366219974Smav struct g_raid_disk *disk; 367219974Smav struct g_raid_md_nvidia_perdisk *pd; 368219974Smav 369219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 370219974Smav pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data; 371219974Smav if (pd->pd_disk_pos == id) 372219974Smav break; 373219974Smav } 374219974Smav return (disk); 375219974Smav} 376219974Smav 377219974Smavstatic int 378219974Smavg_raid_md_nvidia_supported(int level, int qual, int disks, int force) 379219974Smav{ 380219974Smav 381219974Smav switch (level) { 382219974Smav case G_RAID_VOLUME_RL_RAID0: 383219974Smav if (disks < 1) 384219974Smav return (0); 385219974Smav if (!force && (disks < 2 || disks > 6)) 386219974Smav return (0); 387219974Smav break; 388219974Smav case G_RAID_VOLUME_RL_RAID1: 389219974Smav if (disks < 1) 390219974Smav return (0); 391219974Smav if (!force && (disks != 2)) 392219974Smav return (0); 393219974Smav break; 394219974Smav case G_RAID_VOLUME_RL_RAID1E: 395219974Smav if (disks < 2) 396219974Smav return (0); 397219974Smav if (disks % 2 != 0) 398219974Smav return (0); 399219974Smav if (!force && (disks < 4)) 400219974Smav return (0); 401219974Smav break; 402219974Smav case G_RAID_VOLUME_RL_SINGLE: 403219974Smav if (disks != 1) 404219974Smav return (0); 405219974Smav break; 406219974Smav case G_RAID_VOLUME_RL_CONCAT: 407219974Smav if (disks < 2) 408219974Smav return (0); 409219974Smav break; 410219974Smav case G_RAID_VOLUME_RL_RAID5: 411219974Smav if (disks < 3) 412219974Smav return (0); 413234458Smav if (qual != G_RAID_VOLUME_RLQ_R5LA && 414234458Smav qual != G_RAID_VOLUME_RLQ_R5LS) 415234458Smav return (0); 416219974Smav break; 417219974Smav default: 418219974Smav return (0); 419219974Smav } 420234458Smav if (level != G_RAID_VOLUME_RL_RAID5 && qual != G_RAID_VOLUME_RLQ_NONE) 421219974Smav return (0); 422219974Smav return (1); 423219974Smav} 424219974Smav 425219974Smavstatic int 426219974Smavg_raid_md_nvidia_start_disk(struct g_raid_disk *disk) 427219974Smav{ 428219974Smav struct g_raid_softc *sc; 429219974Smav struct g_raid_subdisk *sd, *tmpsd; 430219974Smav struct g_raid_disk *olddisk, *tmpdisk; 431219974Smav struct g_raid_md_object *md; 432219974Smav struct g_raid_md_nvidia_object *mdi; 433219974Smav struct g_raid_md_nvidia_perdisk *pd, *oldpd; 434219974Smav struct nvidia_raid_conf *meta; 435219974Smav int disk_pos, resurrection = 0; 436219974Smav 437219974Smav sc = disk->d_softc; 438219974Smav md = sc->sc_md; 439219974Smav mdi = (struct g_raid_md_nvidia_object *)md; 440219974Smav meta = mdi->mdio_meta; 441219974Smav pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data; 442219974Smav olddisk = NULL; 443219974Smav 444219974Smav /* Find disk position in metadata by it's serial. */ 445219974Smav if (pd->pd_meta != NULL) { 446219974Smav disk_pos = pd->pd_meta->disk_number; 447219974Smav if (disk_pos >= meta->total_disks || mdi->mdio_started) 448219974Smav disk_pos = -3; 449219974Smav } else 450219974Smav disk_pos = -3; 451219974Smav /* For RAID0+1 we need to translate order. */ 452219974Smav disk_pos = nvidia_meta_translate_disk(meta, disk_pos); 453219974Smav if (disk_pos < 0) { 454219974Smav G_RAID_DEBUG1(1, sc, "Unknown, probably new or stale disk"); 455219974Smav /* If we are in the start process, that's all for now. */ 456219974Smav if (!mdi->mdio_started) 457219974Smav goto nofit; 458219974Smav /* 459219974Smav * If we have already started - try to get use of the disk. 460219974Smav * Try to replace OFFLINE disks first, then FAILED. 461219974Smav */ 462219974Smav TAILQ_FOREACH(tmpdisk, &sc->sc_disks, d_next) { 463219974Smav if (tmpdisk->d_state != G_RAID_DISK_S_OFFLINE && 464219974Smav tmpdisk->d_state != G_RAID_DISK_S_FAILED) 465219974Smav continue; 466219974Smav /* Make sure this disk is big enough. */ 467219974Smav TAILQ_FOREACH(sd, &tmpdisk->d_subdisks, sd_next) { 468219974Smav if (sd->sd_offset + sd->sd_size + 2 * 512 > 469219974Smav pd->pd_disk_size) { 470219974Smav G_RAID_DEBUG1(1, sc, 471219974Smav "Disk too small (%ju < %ju)", 472219974Smav pd->pd_disk_size, 473219974Smav sd->sd_offset + sd->sd_size + 512); 474219974Smav break; 475219974Smav } 476219974Smav } 477219974Smav if (sd != NULL) 478219974Smav continue; 479219974Smav if (tmpdisk->d_state == G_RAID_DISK_S_OFFLINE) { 480219974Smav olddisk = tmpdisk; 481219974Smav break; 482219974Smav } else if (olddisk == NULL) 483219974Smav olddisk = tmpdisk; 484219974Smav } 485219974Smav if (olddisk == NULL) { 486219974Smavnofit: 487219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_SPARE); 488219974Smav return (1); 489219974Smav } 490219974Smav oldpd = (struct g_raid_md_nvidia_perdisk *)olddisk->d_md_data; 491219974Smav disk_pos = oldpd->pd_disk_pos; 492219974Smav resurrection = 1; 493219974Smav } 494219974Smav 495219974Smav if (olddisk == NULL) { 496219974Smav /* Find placeholder by position. */ 497219974Smav olddisk = g_raid_md_nvidia_get_disk(sc, disk_pos); 498219974Smav if (olddisk == NULL) 499219974Smav panic("No disk at position %d!", disk_pos); 500219974Smav if (olddisk->d_state != G_RAID_DISK_S_OFFLINE) { 501286759Spfg G_RAID_DEBUG1(1, sc, "More than one disk for pos %d", 502219974Smav disk_pos); 503219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_STALE); 504219974Smav return (0); 505219974Smav } 506219974Smav oldpd = (struct g_raid_md_nvidia_perdisk *)olddisk->d_md_data; 507219974Smav } 508219974Smav 509219974Smav /* Replace failed disk or placeholder with new disk. */ 510219974Smav TAILQ_FOREACH_SAFE(sd, &olddisk->d_subdisks, sd_next, tmpsd) { 511219974Smav TAILQ_REMOVE(&olddisk->d_subdisks, sd, sd_next); 512219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 513219974Smav sd->sd_disk = disk; 514219974Smav } 515219974Smav oldpd->pd_disk_pos = -2; 516219974Smav pd->pd_disk_pos = disk_pos; 517219974Smav 518219974Smav /* If it was placeholder -- destroy it. */ 519219974Smav if (olddisk->d_state == G_RAID_DISK_S_OFFLINE) { 520219974Smav g_raid_destroy_disk(olddisk); 521219974Smav } else { 522219974Smav /* Otherwise, make it STALE_FAILED. */ 523219974Smav g_raid_change_disk_state(olddisk, G_RAID_DISK_S_STALE_FAILED); 524219974Smav } 525219974Smav 526219974Smav /* Welcome the new disk. */ 527219974Smav if (resurrection) 528219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_ACTIVE); 529219974Smav else// if (pd->pd_meta->disk_status == NVIDIA_S_CURRENT || 530219974Smav //pd->pd_meta->disk_status == NVIDIA_S_REBUILD) 531219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_ACTIVE); 532219974Smav// else 533219974Smav// g_raid_change_disk_state(disk, G_RAID_DISK_S_FAILED); 534219974Smav TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) { 535219974Smav 536219974Smav /* 537219974Smav * Different disks may have different sizes, 538219974Smav * in concat mode. Update from real disk size. 539219974Smav */ 540219974Smav if (meta->type == NVIDIA_T_CONCAT) 541219974Smav sd->sd_size = pd->pd_disk_size - 0x800 * 512; 542219974Smav 543219974Smav if (resurrection) { 544219974Smav /* New or ex-spare disk. */ 545219974Smav g_raid_change_subdisk_state(sd, 546219974Smav G_RAID_SUBDISK_S_NEW); 547219974Smav } else if (meta->state == NVIDIA_S_REBUILD && 548219974Smav (pd->pd_meta->disk_status & 0x100)) { 549219974Smav /* Rebuilding disk. */ 550219974Smav g_raid_change_subdisk_state(sd, 551219974Smav G_RAID_SUBDISK_S_REBUILD); 552219974Smav sd->sd_rebuild_pos = (off_t)pd->pd_meta->rebuild_lba / 553219974Smav meta->array_width * pd->pd_meta->sector_size; 554219974Smav } else if (meta->state == NVIDIA_S_SYNC) { 555219974Smav /* Resyncing/dirty disk. */ 556219974Smav g_raid_change_subdisk_state(sd, 557219974Smav G_RAID_SUBDISK_S_RESYNC); 558219974Smav sd->sd_rebuild_pos = (off_t)pd->pd_meta->rebuild_lba / 559219974Smav meta->array_width * pd->pd_meta->sector_size; 560219974Smav } else { 561219974Smav /* Up to date disk. */ 562219974Smav g_raid_change_subdisk_state(sd, 563219974Smav G_RAID_SUBDISK_S_ACTIVE); 564219974Smav } 565219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW, 566219974Smav G_RAID_EVENT_SUBDISK); 567219974Smav } 568219974Smav 569219974Smav /* Update status of our need for spare. */ 570219974Smav if (mdi->mdio_started) { 571219974Smav mdi->mdio_incomplete = 572219974Smav (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) < 573219974Smav mdi->mdio_total_disks); 574219974Smav } 575219974Smav 576219974Smav return (resurrection); 577219974Smav} 578219974Smav 579219974Smavstatic void 580219974Smavg_disk_md_nvidia_retaste(void *arg, int pending) 581219974Smav{ 582219974Smav 583219974Smav G_RAID_DEBUG(1, "Array is not complete, trying to retaste."); 584219974Smav g_retaste(&g_raid_class); 585219974Smav free(arg, M_MD_NVIDIA); 586219974Smav} 587219974Smav 588219974Smavstatic void 589219974Smavg_raid_md_nvidia_refill(struct g_raid_softc *sc) 590219974Smav{ 591219974Smav struct g_raid_md_object *md; 592219974Smav struct g_raid_md_nvidia_object *mdi; 593219974Smav struct g_raid_disk *disk; 594219974Smav struct task *task; 595219974Smav int update, na; 596219974Smav 597219974Smav md = sc->sc_md; 598219974Smav mdi = (struct g_raid_md_nvidia_object *)md; 599219974Smav update = 0; 600219974Smav do { 601219974Smav /* Make sure we miss anything. */ 602219974Smav na = g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE); 603219974Smav if (na == mdi->mdio_total_disks) 604219974Smav break; 605219974Smav 606219974Smav G_RAID_DEBUG1(1, md->mdo_softc, 607219974Smav "Array is not complete (%d of %d), " 608219974Smav "trying to refill.", na, mdi->mdio_total_disks); 609219974Smav 610219974Smav /* Try to get use some of STALE disks. */ 611219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 612219974Smav if (disk->d_state == G_RAID_DISK_S_STALE) { 613219974Smav update += g_raid_md_nvidia_start_disk(disk); 614219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) 615219974Smav break; 616219974Smav } 617219974Smav } 618219974Smav if (disk != NULL) 619219974Smav continue; 620219974Smav 621219974Smav /* Try to get use some of SPARE disks. */ 622219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 623219974Smav if (disk->d_state == G_RAID_DISK_S_SPARE) { 624219974Smav update += g_raid_md_nvidia_start_disk(disk); 625219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) 626219974Smav break; 627219974Smav } 628219974Smav } 629219974Smav } while (disk != NULL); 630219974Smav 631219974Smav /* Write new metadata if we changed something. */ 632220210Smav if (update) 633219974Smav g_raid_md_write_nvidia(md, NULL, NULL, NULL); 634219974Smav 635219974Smav /* Update status of our need for spare. */ 636219974Smav mdi->mdio_incomplete = (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) < 637219974Smav mdi->mdio_total_disks); 638219974Smav 639219974Smav /* Request retaste hoping to find spare. */ 640219974Smav if (mdi->mdio_incomplete) { 641219974Smav task = malloc(sizeof(struct task), 642219974Smav M_MD_NVIDIA, M_WAITOK | M_ZERO); 643219974Smav TASK_INIT(task, 0, g_disk_md_nvidia_retaste, task); 644219974Smav taskqueue_enqueue(taskqueue_swi, task); 645219974Smav } 646219974Smav} 647219974Smav 648219974Smavstatic void 649219974Smavg_raid_md_nvidia_start(struct g_raid_softc *sc) 650219974Smav{ 651219974Smav struct g_raid_md_object *md; 652219974Smav struct g_raid_md_nvidia_object *mdi; 653219974Smav struct g_raid_md_nvidia_perdisk *pd; 654219974Smav struct nvidia_raid_conf *meta; 655219974Smav struct g_raid_volume *vol; 656219974Smav struct g_raid_subdisk *sd; 657219974Smav struct g_raid_disk *disk; 658219974Smav off_t size; 659219974Smav int j, disk_pos; 660219974Smav char buf[17]; 661219974Smav 662219974Smav md = sc->sc_md; 663219974Smav mdi = (struct g_raid_md_nvidia_object *)md; 664219974Smav meta = mdi->mdio_meta; 665219974Smav 666219974Smav /* Create volumes and subdisks. */ 667219974Smav nvidia_meta_get_name(meta, buf); 668219974Smav vol = g_raid_create_volume(sc, buf, -1); 669219974Smav vol->v_mediasize = (off_t)meta->total_sectors * 512; 670219974Smav vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_NONE; 671219974Smav if (meta->type == NVIDIA_T_RAID0) { 672219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID0; 673219974Smav size = vol->v_mediasize / mdi->mdio_total_disks; 674219974Smav } else if (meta->type == NVIDIA_T_RAID1) { 675219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1; 676219974Smav size = vol->v_mediasize; 677219974Smav } else if (meta->type == NVIDIA_T_RAID01) { 678219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1E; 679219974Smav size = vol->v_mediasize / (mdi->mdio_total_disks / 2); 680219974Smav } else if (meta->type == NVIDIA_T_CONCAT) { 681219974Smav if (mdi->mdio_total_disks == 1) 682219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_SINGLE; 683219974Smav else 684219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_CONCAT; 685219974Smav size = 0; 686219974Smav } else if (meta->type == NVIDIA_T_RAID5) { 687219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID5; 688234458Smav vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_R5LA; 689219974Smav size = vol->v_mediasize / (mdi->mdio_total_disks - 1); 690219974Smav } else if (meta->type == NVIDIA_T_RAID5_SYM) { 691219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID5; 692234458Smav vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_R5LS; 693219974Smav size = vol->v_mediasize / (mdi->mdio_total_disks - 1); 694219974Smav } else { 695219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_UNKNOWN; 696219974Smav size = 0; 697219974Smav } 698219974Smav vol->v_strip_size = meta->strip_sectors * 512; //ZZZ 699219974Smav vol->v_disks_count = mdi->mdio_total_disks; 700219974Smav vol->v_sectorsize = 512; //ZZZ 701219974Smav for (j = 0; j < vol->v_disks_count; j++) { 702219974Smav sd = &vol->v_subdisks[j]; 703219974Smav sd->sd_offset = 0; 704219974Smav sd->sd_size = size; 705219974Smav } 706219974Smav g_raid_start_volume(vol); 707219974Smav 708219974Smav /* Create disk placeholders to store data for later writing. */ 709219974Smav for (disk_pos = 0; disk_pos < mdi->mdio_total_disks; disk_pos++) { 710219974Smav pd = malloc(sizeof(*pd), M_MD_NVIDIA, M_WAITOK | M_ZERO); 711219974Smav pd->pd_disk_pos = disk_pos; 712219974Smav disk = g_raid_create_disk(sc); 713219974Smav disk->d_md_data = (void *)pd; 714219974Smav disk->d_state = G_RAID_DISK_S_OFFLINE; 715219974Smav sd = &vol->v_subdisks[disk_pos]; 716219974Smav sd->sd_disk = disk; 717219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 718219974Smav } 719219974Smav 720219974Smav /* Make all disks found till the moment take their places. */ 721219974Smav do { 722219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 723219974Smav if (disk->d_state == G_RAID_DISK_S_NONE) { 724219974Smav g_raid_md_nvidia_start_disk(disk); 725219974Smav break; 726219974Smav } 727219974Smav } 728219974Smav } while (disk != NULL); 729219974Smav 730219974Smav mdi->mdio_started = 1; 731219974Smav G_RAID_DEBUG1(0, sc, "Array started."); 732219974Smav g_raid_md_write_nvidia(md, NULL, NULL, NULL); 733219974Smav 734219974Smav /* Pickup any STALE/SPARE disks to refill array if needed. */ 735219974Smav g_raid_md_nvidia_refill(sc); 736219974Smav 737219974Smav g_raid_event_send(vol, G_RAID_VOLUME_E_START, G_RAID_EVENT_VOLUME); 738219974Smav 739219974Smav callout_stop(&mdi->mdio_start_co); 740219974Smav G_RAID_DEBUG1(1, sc, "root_mount_rel %p", mdi->mdio_rootmount); 741219974Smav root_mount_rel(mdi->mdio_rootmount); 742219974Smav mdi->mdio_rootmount = NULL; 743219974Smav} 744219974Smav 745219974Smavstatic void 746219974Smavg_raid_md_nvidia_new_disk(struct g_raid_disk *disk) 747219974Smav{ 748219974Smav struct g_raid_softc *sc; 749219974Smav struct g_raid_md_object *md; 750219974Smav struct g_raid_md_nvidia_object *mdi; 751219974Smav struct nvidia_raid_conf *pdmeta; 752219974Smav struct g_raid_md_nvidia_perdisk *pd; 753219974Smav 754219974Smav sc = disk->d_softc; 755219974Smav md = sc->sc_md; 756219974Smav mdi = (struct g_raid_md_nvidia_object *)md; 757219974Smav pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data; 758219974Smav pdmeta = pd->pd_meta; 759219974Smav 760219974Smav if (mdi->mdio_started) { 761219974Smav if (g_raid_md_nvidia_start_disk(disk)) 762219974Smav g_raid_md_write_nvidia(md, NULL, NULL, NULL); 763219974Smav } else { 764219974Smav if (mdi->mdio_meta == NULL || 765219974Smav mdi->mdio_meta->disk_number >= mdi->mdio_meta->total_disks) { 766219974Smav G_RAID_DEBUG1(1, sc, "Newer disk"); 767219974Smav if (mdi->mdio_meta != NULL) 768219974Smav free(mdi->mdio_meta, M_MD_NVIDIA); 769219974Smav mdi->mdio_meta = nvidia_meta_copy(pdmeta); 770219974Smav mdi->mdio_total_disks = pdmeta->total_disks; 771219974Smav mdi->mdio_disks_present = 1; 772219974Smav } else if (pdmeta->disk_number < mdi->mdio_meta->total_disks) { 773219974Smav mdi->mdio_disks_present++; 774219974Smav G_RAID_DEBUG1(1, sc, "Matching disk (%d of %d up)", 775219974Smav mdi->mdio_disks_present, 776219974Smav mdi->mdio_total_disks); 777219974Smav } else 778219974Smav G_RAID_DEBUG1(1, sc, "Spare disk"); 779219974Smav 780219974Smav /* If we collected all needed disks - start array. */ 781219974Smav if (mdi->mdio_disks_present == mdi->mdio_total_disks) 782219974Smav g_raid_md_nvidia_start(sc); 783219974Smav } 784219974Smav} 785219974Smav 786219974Smavstatic void 787219974Smavg_raid_nvidia_go(void *arg) 788219974Smav{ 789219974Smav struct g_raid_softc *sc; 790219974Smav struct g_raid_md_object *md; 791219974Smav struct g_raid_md_nvidia_object *mdi; 792219974Smav 793219974Smav sc = arg; 794219974Smav md = sc->sc_md; 795219974Smav mdi = (struct g_raid_md_nvidia_object *)md; 796219974Smav if (!mdi->mdio_started) { 797219974Smav G_RAID_DEBUG1(0, sc, "Force array start due to timeout."); 798219974Smav g_raid_event_send(sc, G_RAID_NODE_E_START, 0); 799219974Smav } 800219974Smav} 801219974Smav 802219974Smavstatic int 803219974Smavg_raid_md_create_nvidia(struct g_raid_md_object *md, struct g_class *mp, 804219974Smav struct g_geom **gp) 805219974Smav{ 806219974Smav struct g_raid_softc *sc; 807219974Smav struct g_raid_md_nvidia_object *mdi; 808219974Smav char name[32]; 809219974Smav 810219974Smav mdi = (struct g_raid_md_nvidia_object *)md; 811219974Smav arc4rand(&mdi->mdio_volume_id, 16, 0); 812219974Smav snprintf(name, sizeof(name), "NVIDIA-%d", 813219974Smav atomic_fetchadd_int(&NVIDIANodeID, 1)); 814219974Smav sc = g_raid_create_node(mp, name, md); 815219974Smav if (sc == NULL) 816219974Smav return (G_RAID_MD_TASTE_FAIL); 817219974Smav md->mdo_softc = sc; 818219974Smav *gp = sc->sc_geom; 819219974Smav return (G_RAID_MD_TASTE_NEW); 820219974Smav} 821219974Smav 822219974Smavstatic int 823219974Smavg_raid_md_taste_nvidia(struct g_raid_md_object *md, struct g_class *mp, 824219974Smav struct g_consumer *cp, struct g_geom **gp) 825219974Smav{ 826219974Smav struct g_consumer *rcp; 827219974Smav struct g_provider *pp; 828219974Smav struct g_raid_md_nvidia_object *mdi, *mdi1; 829219974Smav struct g_raid_softc *sc; 830219974Smav struct g_raid_disk *disk; 831219974Smav struct nvidia_raid_conf *meta; 832219974Smav struct g_raid_md_nvidia_perdisk *pd; 833219974Smav struct g_geom *geom; 834242323Smav int result, spare, len; 835219974Smav char name[32]; 836219974Smav uint16_t vendor; 837219974Smav 838219974Smav G_RAID_DEBUG(1, "Tasting NVIDIA on %s", cp->provider->name); 839219974Smav mdi = (struct g_raid_md_nvidia_object *)md; 840219974Smav pp = cp->provider; 841219974Smav 842219974Smav /* Read metadata from device. */ 843219974Smav meta = NULL; 844279878Smav g_topology_unlock(); 845219974Smav vendor = 0xffff; 846279878Smav len = sizeof(vendor); 847219974Smav if (pp->geom->rank == 1) 848219974Smav g_io_getattr("GEOM::hba_vendor", cp, &len, &vendor); 849219974Smav meta = nvidia_meta_read(cp); 850219974Smav g_topology_lock(); 851219974Smav if (meta == NULL) { 852219974Smav if (g_raid_aggressive_spare) { 853219974Smav if (vendor == 0x10de) { 854219974Smav G_RAID_DEBUG(1, 855219974Smav "No NVIDIA metadata, forcing spare."); 856219974Smav spare = 2; 857219974Smav goto search; 858219974Smav } else { 859219974Smav G_RAID_DEBUG(1, 860219974Smav "NVIDIA vendor mismatch 0x%04x != 0x10de", 861219974Smav vendor); 862219974Smav } 863219974Smav } 864219974Smav return (G_RAID_MD_TASTE_FAIL); 865219974Smav } 866219974Smav 867219974Smav /* Metadata valid. Print it. */ 868219974Smav g_raid_md_nvidia_print(meta); 869220210Smav G_RAID_DEBUG(1, "NVIDIA disk position %d", meta->disk_number); 870219974Smav spare = 0;//(meta->type == NVIDIA_T_SPARE) ? 1 : 0; 871219974Smav 872219974Smavsearch: 873219974Smav /* Search for matching node. */ 874219974Smav sc = NULL; 875219974Smav mdi1 = NULL; 876219974Smav LIST_FOREACH(geom, &mp->geom, geom) { 877219974Smav sc = geom->softc; 878219974Smav if (sc == NULL) 879219974Smav continue; 880219974Smav if (sc->sc_stopping != 0) 881219974Smav continue; 882219974Smav if (sc->sc_md->mdo_class != md->mdo_class) 883219974Smav continue; 884219974Smav mdi1 = (struct g_raid_md_nvidia_object *)sc->sc_md; 885219974Smav if (spare) { 886219974Smav if (mdi1->mdio_incomplete) 887219974Smav break; 888219974Smav } else { 889219974Smav if (memcmp(&mdi1->mdio_volume_id, 890219974Smav &meta->volume_id, 16) == 0) 891219974Smav break; 892219974Smav } 893219974Smav } 894219974Smav 895219974Smav /* Found matching node. */ 896219974Smav if (geom != NULL) { 897219974Smav G_RAID_DEBUG(1, "Found matching array %s", sc->sc_name); 898219974Smav result = G_RAID_MD_TASTE_EXISTING; 899219974Smav 900219974Smav } else if (spare) { /* Not found needy node -- left for later. */ 901219974Smav G_RAID_DEBUG(1, "Spare is not needed at this time"); 902219974Smav goto fail1; 903219974Smav 904219974Smav } else { /* Not found matching node -- create one. */ 905219974Smav result = G_RAID_MD_TASTE_NEW; 906219974Smav memcpy(&mdi->mdio_volume_id, &meta->volume_id, 16); 907219974Smav snprintf(name, sizeof(name), "NVIDIA-%d", 908219974Smav atomic_fetchadd_int(&NVIDIANodeID, 1)); 909219974Smav sc = g_raid_create_node(mp, name, md); 910219974Smav md->mdo_softc = sc; 911219974Smav geom = sc->sc_geom; 912219974Smav callout_init(&mdi->mdio_start_co, 1); 913219974Smav callout_reset(&mdi->mdio_start_co, g_raid_start_timeout * hz, 914219974Smav g_raid_nvidia_go, sc); 915219974Smav mdi->mdio_rootmount = root_mount_hold("GRAID-NVIDIA"); 916219974Smav G_RAID_DEBUG1(1, sc, "root_mount_hold %p", mdi->mdio_rootmount); 917219974Smav } 918219974Smav 919265669Smav /* There is no return after this point, so we close passed consumer. */ 920265669Smav g_access(cp, -1, 0, 0); 921265669Smav 922219974Smav rcp = g_new_consumer(geom); 923260385Sscottl rcp->flags |= G_CF_DIRECT_RECEIVE; 924219974Smav g_attach(rcp, pp); 925219974Smav if (g_access(rcp, 1, 1, 1) != 0) 926219974Smav ; //goto fail1; 927219974Smav 928219974Smav g_topology_unlock(); 929219974Smav sx_xlock(&sc->sc_lock); 930219974Smav 931219974Smav pd = malloc(sizeof(*pd), M_MD_NVIDIA, M_WAITOK | M_ZERO); 932219974Smav pd->pd_meta = meta; 933219974Smav if (spare == 2) { 934219974Smav pd->pd_disk_pos = -3; 935219974Smav } else { 936219974Smav pd->pd_disk_pos = -1; 937219974Smav } 938219974Smav pd->pd_disk_size = pp->mediasize; 939219974Smav disk = g_raid_create_disk(sc); 940219974Smav disk->d_md_data = (void *)pd; 941219974Smav disk->d_consumer = rcp; 942219974Smav rcp->private = disk; 943219974Smav 944242323Smav g_raid_get_disk_info(disk); 945219974Smav 946219974Smav g_raid_md_nvidia_new_disk(disk); 947219974Smav 948219974Smav sx_xunlock(&sc->sc_lock); 949219974Smav g_topology_lock(); 950219974Smav *gp = geom; 951219974Smav return (result); 952219974Smavfail1: 953219974Smav free(meta, M_MD_NVIDIA); 954219974Smav return (G_RAID_MD_TASTE_FAIL); 955219974Smav} 956219974Smav 957219974Smavstatic int 958219974Smavg_raid_md_event_nvidia(struct g_raid_md_object *md, 959219974Smav struct g_raid_disk *disk, u_int event) 960219974Smav{ 961219974Smav struct g_raid_softc *sc; 962219974Smav struct g_raid_subdisk *sd; 963219974Smav struct g_raid_md_nvidia_object *mdi; 964219974Smav struct g_raid_md_nvidia_perdisk *pd; 965219974Smav 966219974Smav sc = md->mdo_softc; 967219974Smav mdi = (struct g_raid_md_nvidia_object *)md; 968219974Smav if (disk == NULL) { 969219974Smav switch (event) { 970219974Smav case G_RAID_NODE_E_START: 971219974Smav if (!mdi->mdio_started) { 972219974Smav /* Bump volume ID to drop missing disks. */ 973219974Smav arc4rand(&mdi->mdio_volume_id, 16, 0); 974219974Smav g_raid_md_nvidia_start(sc); 975219974Smav } 976219974Smav return (0); 977219974Smav } 978219974Smav return (-1); 979219974Smav } 980219974Smav pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data; 981219974Smav switch (event) { 982219974Smav case G_RAID_DISK_E_DISCONNECTED: 983219974Smav /* If disk was assigned, just update statuses. */ 984219974Smav if (pd->pd_disk_pos >= 0) { 985219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE); 986219974Smav if (disk->d_consumer) { 987219974Smav g_raid_kill_consumer(sc, disk->d_consumer); 988219974Smav disk->d_consumer = NULL; 989219974Smav } 990219974Smav TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) { 991219974Smav g_raid_change_subdisk_state(sd, 992219974Smav G_RAID_SUBDISK_S_NONE); 993219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_DISCONNECTED, 994219974Smav G_RAID_EVENT_SUBDISK); 995219974Smav } 996219974Smav } else { 997219974Smav /* Otherwise -- delete. */ 998219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_NONE); 999219974Smav g_raid_destroy_disk(disk); 1000219974Smav } 1001219974Smav 1002219974Smav if (mdi->mdio_started) { 1003219974Smav /* Bump volume ID to prevent disk resurrection. */ 1004219974Smav if (pd->pd_disk_pos >= 0) 1005219974Smav arc4rand(&mdi->mdio_volume_id, 16, 0); 1006219974Smav 1007219974Smav /* Write updated metadata to all disks. */ 1008219974Smav g_raid_md_write_nvidia(md, NULL, NULL, NULL); 1009219974Smav } 1010219974Smav 1011219974Smav /* Check if anything left except placeholders. */ 1012219974Smav if (g_raid_ndisks(sc, -1) == 1013219974Smav g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE)) 1014219974Smav g_raid_destroy_node(sc, 0); 1015219974Smav else 1016219974Smav g_raid_md_nvidia_refill(sc); 1017219974Smav return (0); 1018219974Smav } 1019219974Smav return (-2); 1020219974Smav} 1021219974Smav 1022219974Smavstatic int 1023219974Smavg_raid_md_ctl_nvidia(struct g_raid_md_object *md, 1024219974Smav struct gctl_req *req) 1025219974Smav{ 1026219974Smav struct g_raid_softc *sc; 1027219974Smav struct g_raid_volume *vol; 1028219974Smav struct g_raid_subdisk *sd; 1029219974Smav struct g_raid_disk *disk; 1030219974Smav struct g_raid_md_nvidia_object *mdi; 1031219974Smav struct g_raid_md_nvidia_perdisk *pd; 1032219974Smav struct g_consumer *cp; 1033219974Smav struct g_provider *pp; 1034219974Smav char arg[16]; 1035219974Smav const char *verb, *volname, *levelname, *diskname; 1036219974Smav int *nargs, *force; 1037226816Smav off_t size, sectorsize, strip, volsize; 1038219974Smav intmax_t *sizearg, *striparg; 1039219974Smav int numdisks, i, len, level, qual, update; 1040219974Smav int error; 1041219974Smav 1042219974Smav sc = md->mdo_softc; 1043219974Smav mdi = (struct g_raid_md_nvidia_object *)md; 1044219974Smav verb = gctl_get_param(req, "verb", NULL); 1045219974Smav nargs = gctl_get_paraml(req, "nargs", sizeof(*nargs)); 1046219974Smav error = 0; 1047219974Smav if (strcmp(verb, "label") == 0) { 1048219974Smav 1049219974Smav if (*nargs < 4) { 1050219974Smav gctl_error(req, "Invalid number of arguments."); 1051219974Smav return (-1); 1052219974Smav } 1053219974Smav volname = gctl_get_asciiparam(req, "arg1"); 1054219974Smav if (volname == NULL) { 1055219974Smav gctl_error(req, "No volume name."); 1056219974Smav return (-2); 1057219974Smav } 1058219974Smav levelname = gctl_get_asciiparam(req, "arg2"); 1059219974Smav if (levelname == NULL) { 1060219974Smav gctl_error(req, "No RAID level."); 1061219974Smav return (-3); 1062219974Smav } 1063234458Smav if (strcasecmp(levelname, "RAID5") == 0) 1064234727Smav levelname = "RAID5-LS"; 1065219974Smav if (g_raid_volume_str2level(levelname, &level, &qual)) { 1066219974Smav gctl_error(req, "Unknown RAID level '%s'.", levelname); 1067219974Smav return (-4); 1068219974Smav } 1069219974Smav numdisks = *nargs - 3; 1070219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 1071219974Smav if (!g_raid_md_nvidia_supported(level, qual, numdisks, 1072219974Smav force ? *force : 0)) { 1073219974Smav gctl_error(req, "Unsupported RAID level " 1074219974Smav "(0x%02x/0x%02x), or number of disks (%d).", 1075219974Smav level, qual, numdisks); 1076219974Smav return (-5); 1077219974Smav } 1078219974Smav 1079219974Smav /* Search for disks, connect them and probe. */ 1080219974Smav size = 0x7fffffffffffffffllu; 1081219974Smav sectorsize = 0; 1082219974Smav for (i = 0; i < numdisks; i++) { 1083219974Smav snprintf(arg, sizeof(arg), "arg%d", i + 3); 1084219974Smav diskname = gctl_get_asciiparam(req, arg); 1085219974Smav if (diskname == NULL) { 1086219974Smav gctl_error(req, "No disk name (%s).", arg); 1087219974Smav error = -6; 1088219974Smav break; 1089219974Smav } 1090219974Smav if (strcmp(diskname, "NONE") == 0) { 1091219974Smav cp = NULL; 1092219974Smav pp = NULL; 1093219974Smav } else { 1094219974Smav g_topology_lock(); 1095219974Smav cp = g_raid_open_consumer(sc, diskname); 1096219974Smav if (cp == NULL) { 1097219974Smav gctl_error(req, "Can't open '%s'.", 1098219974Smav diskname); 1099219974Smav g_topology_unlock(); 1100219974Smav error = -7; 1101219974Smav break; 1102219974Smav } 1103219974Smav pp = cp->provider; 1104219974Smav } 1105219974Smav pd = malloc(sizeof(*pd), M_MD_NVIDIA, M_WAITOK | M_ZERO); 1106219974Smav pd->pd_disk_pos = i; 1107219974Smav disk = g_raid_create_disk(sc); 1108219974Smav disk->d_md_data = (void *)pd; 1109219974Smav disk->d_consumer = cp; 1110219974Smav if (cp == NULL) 1111219974Smav continue; 1112219974Smav cp->private = disk; 1113219974Smav g_topology_unlock(); 1114219974Smav 1115242323Smav g_raid_get_disk_info(disk); 1116219974Smav 1117219974Smav pd->pd_disk_size = pp->mediasize; 1118219974Smav if (size > pp->mediasize) 1119219974Smav size = pp->mediasize; 1120219974Smav if (sectorsize < pp->sectorsize) 1121219974Smav sectorsize = pp->sectorsize; 1122219974Smav } 1123219974Smav if (error != 0) 1124219974Smav return (error); 1125219974Smav 1126220210Smav if (sectorsize <= 0) { 1127220210Smav gctl_error(req, "Can't get sector size."); 1128220210Smav return (-8); 1129220210Smav } 1130220210Smav 1131219974Smav /* Reserve space for metadata. */ 1132219974Smav size -= 2 * sectorsize; 1133219974Smav 1134219974Smav /* Handle size argument. */ 1135219974Smav len = sizeof(*sizearg); 1136219974Smav sizearg = gctl_get_param(req, "size", &len); 1137219974Smav if (sizearg != NULL && len == sizeof(*sizearg) && 1138219974Smav *sizearg > 0) { 1139219974Smav if (*sizearg > size) { 1140219974Smav gctl_error(req, "Size too big %lld > %lld.", 1141219974Smav (long long)*sizearg, (long long)size); 1142219974Smav return (-9); 1143219974Smav } 1144219974Smav size = *sizearg; 1145219974Smav } 1146219974Smav 1147219974Smav /* Handle strip argument. */ 1148219974Smav strip = 131072; 1149219974Smav len = sizeof(*striparg); 1150219974Smav striparg = gctl_get_param(req, "strip", &len); 1151219974Smav if (striparg != NULL && len == sizeof(*striparg) && 1152219974Smav *striparg > 0) { 1153219974Smav if (*striparg < sectorsize) { 1154219974Smav gctl_error(req, "Strip size too small."); 1155219974Smav return (-10); 1156219974Smav } 1157219974Smav if (*striparg % sectorsize != 0) { 1158219974Smav gctl_error(req, "Incorrect strip size."); 1159219974Smav return (-11); 1160219974Smav } 1161219974Smav if (strip > 65535 * sectorsize) { 1162219974Smav gctl_error(req, "Strip size too big."); 1163219974Smav return (-12); 1164219974Smav } 1165219974Smav strip = *striparg; 1166219974Smav } 1167219974Smav 1168219974Smav /* Round size down to strip or sector. */ 1169219974Smav if (level == G_RAID_VOLUME_RL_RAID1) 1170219974Smav size -= (size % sectorsize); 1171219974Smav else if (level == G_RAID_VOLUME_RL_RAID1E && 1172219974Smav (numdisks & 1) != 0) 1173219974Smav size -= (size % (2 * strip)); 1174219974Smav else 1175219974Smav size -= (size % strip); 1176219974Smav if (size <= 0) { 1177219974Smav gctl_error(req, "Size too small."); 1178219974Smav return (-13); 1179219974Smav } 1180226816Smav 1181226816Smav if (level == G_RAID_VOLUME_RL_RAID0 || 1182226816Smav level == G_RAID_VOLUME_RL_CONCAT || 1183226816Smav level == G_RAID_VOLUME_RL_SINGLE) 1184226816Smav volsize = size * numdisks; 1185226816Smav else if (level == G_RAID_VOLUME_RL_RAID1) 1186226816Smav volsize = size; 1187226816Smav else if (level == G_RAID_VOLUME_RL_RAID5) 1188226816Smav volsize = size * (numdisks - 1); 1189226816Smav else { /* RAID1E */ 1190226816Smav volsize = ((size * numdisks) / strip / 2) * 1191226816Smav strip; 1192226816Smav } 1193226816Smav if (volsize > 0xffffffffllu * sectorsize) { 1194219974Smav gctl_error(req, "Size too big."); 1195219974Smav return (-14); 1196219974Smav } 1197219974Smav 1198219974Smav /* We have all we need, create things: volume, ... */ 1199219974Smav mdi->mdio_total_disks = numdisks; 1200219974Smav mdi->mdio_started = 1; 1201219974Smav vol = g_raid_create_volume(sc, volname, -1); 1202219974Smav vol->v_md_data = (void *)(intptr_t)0; 1203219974Smav vol->v_raid_level = level; 1204234458Smav vol->v_raid_level_qualifier = qual; 1205219974Smav vol->v_strip_size = strip; 1206219974Smav vol->v_disks_count = numdisks; 1207226816Smav vol->v_mediasize = volsize; 1208219974Smav vol->v_sectorsize = sectorsize; 1209219974Smav g_raid_start_volume(vol); 1210219974Smav 1211219974Smav /* , and subdisks. */ 1212219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1213219974Smav pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data; 1214219974Smav sd = &vol->v_subdisks[pd->pd_disk_pos]; 1215219974Smav sd->sd_disk = disk; 1216219974Smav sd->sd_offset = 0; 1217219974Smav sd->sd_size = size; 1218219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 1219219974Smav if (sd->sd_disk->d_consumer != NULL) { 1220219974Smav g_raid_change_disk_state(disk, 1221219974Smav G_RAID_DISK_S_ACTIVE); 1222219974Smav g_raid_change_subdisk_state(sd, 1223219974Smav G_RAID_SUBDISK_S_ACTIVE); 1224219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW, 1225219974Smav G_RAID_EVENT_SUBDISK); 1226219974Smav } else { 1227219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE); 1228219974Smav } 1229219974Smav } 1230219974Smav 1231219974Smav /* Write metadata based on created entities. */ 1232219974Smav G_RAID_DEBUG1(0, sc, "Array started."); 1233219974Smav g_raid_md_write_nvidia(md, NULL, NULL, NULL); 1234219974Smav 1235219974Smav /* Pickup any STALE/SPARE disks to refill array if needed. */ 1236219974Smav g_raid_md_nvidia_refill(sc); 1237219974Smav 1238219974Smav g_raid_event_send(vol, G_RAID_VOLUME_E_START, 1239219974Smav G_RAID_EVENT_VOLUME); 1240219974Smav return (0); 1241219974Smav } 1242219974Smav if (strcmp(verb, "delete") == 0) { 1243219974Smav 1244219974Smav /* Check if some volume is still open. */ 1245219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 1246219974Smav if (force != NULL && *force == 0 && 1247219974Smav g_raid_nopens(sc) != 0) { 1248219974Smav gctl_error(req, "Some volume is still open."); 1249219974Smav return (-4); 1250219974Smav } 1251219974Smav 1252219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1253219974Smav if (disk->d_consumer) 1254219974Smav nvidia_meta_erase(disk->d_consumer); 1255219974Smav } 1256219974Smav g_raid_destroy_node(sc, 0); 1257219974Smav return (0); 1258219974Smav } 1259219974Smav if (strcmp(verb, "remove") == 0 || 1260219974Smav strcmp(verb, "fail") == 0) { 1261219974Smav if (*nargs < 2) { 1262219974Smav gctl_error(req, "Invalid number of arguments."); 1263219974Smav return (-1); 1264219974Smav } 1265219974Smav for (i = 1; i < *nargs; i++) { 1266219974Smav snprintf(arg, sizeof(arg), "arg%d", i); 1267219974Smav diskname = gctl_get_asciiparam(req, arg); 1268219974Smav if (diskname == NULL) { 1269219974Smav gctl_error(req, "No disk name (%s).", arg); 1270219974Smav error = -2; 1271219974Smav break; 1272219974Smav } 1273219974Smav if (strncmp(diskname, "/dev/", 5) == 0) 1274219974Smav diskname += 5; 1275219974Smav 1276219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1277219974Smav if (disk->d_consumer != NULL && 1278219974Smav disk->d_consumer->provider != NULL && 1279219974Smav strcmp(disk->d_consumer->provider->name, 1280219974Smav diskname) == 0) 1281219974Smav break; 1282219974Smav } 1283219974Smav if (disk == NULL) { 1284219974Smav gctl_error(req, "Disk '%s' not found.", 1285219974Smav diskname); 1286219974Smav error = -3; 1287219974Smav break; 1288219974Smav } 1289219974Smav 1290219974Smav if (strcmp(verb, "fail") == 0) { 1291219974Smav g_raid_md_fail_disk_nvidia(md, NULL, disk); 1292219974Smav continue; 1293219974Smav } 1294219974Smav 1295219974Smav pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data; 1296219974Smav 1297219974Smav /* Erase metadata on deleting disk. */ 1298219974Smav nvidia_meta_erase(disk->d_consumer); 1299219974Smav 1300219974Smav /* If disk was assigned, just update statuses. */ 1301219974Smav if (pd->pd_disk_pos >= 0) { 1302219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE); 1303220209Smav g_raid_kill_consumer(sc, disk->d_consumer); 1304220209Smav disk->d_consumer = NULL; 1305219974Smav TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) { 1306219974Smav g_raid_change_subdisk_state(sd, 1307219974Smav G_RAID_SUBDISK_S_NONE); 1308219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_DISCONNECTED, 1309219974Smav G_RAID_EVENT_SUBDISK); 1310219974Smav } 1311219974Smav } else { 1312219974Smav /* Otherwise -- delete. */ 1313219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_NONE); 1314219974Smav g_raid_destroy_disk(disk); 1315219974Smav } 1316219974Smav } 1317219974Smav 1318219974Smav /* Write updated metadata to remaining disks. */ 1319219974Smav g_raid_md_write_nvidia(md, NULL, NULL, NULL); 1320219974Smav 1321219974Smav /* Check if anything left except placeholders. */ 1322219974Smav if (g_raid_ndisks(sc, -1) == 1323219974Smav g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE)) 1324219974Smav g_raid_destroy_node(sc, 0); 1325219974Smav else 1326219974Smav g_raid_md_nvidia_refill(sc); 1327219974Smav return (error); 1328219974Smav } 1329219974Smav if (strcmp(verb, "insert") == 0) { 1330219974Smav if (*nargs < 2) { 1331219974Smav gctl_error(req, "Invalid number of arguments."); 1332219974Smav return (-1); 1333219974Smav } 1334219974Smav update = 0; 1335219974Smav for (i = 1; i < *nargs; i++) { 1336219974Smav /* Get disk name. */ 1337219974Smav snprintf(arg, sizeof(arg), "arg%d", i); 1338219974Smav diskname = gctl_get_asciiparam(req, arg); 1339219974Smav if (diskname == NULL) { 1340219974Smav gctl_error(req, "No disk name (%s).", arg); 1341219974Smav error = -3; 1342219974Smav break; 1343219974Smav } 1344219974Smav 1345219974Smav /* Try to find provider with specified name. */ 1346219974Smav g_topology_lock(); 1347219974Smav cp = g_raid_open_consumer(sc, diskname); 1348219974Smav if (cp == NULL) { 1349219974Smav gctl_error(req, "Can't open disk '%s'.", 1350219974Smav diskname); 1351219974Smav g_topology_unlock(); 1352219974Smav error = -4; 1353219974Smav break; 1354219974Smav } 1355219974Smav pp = cp->provider; 1356219974Smav 1357219974Smav pd = malloc(sizeof(*pd), M_MD_NVIDIA, M_WAITOK | M_ZERO); 1358219974Smav pd->pd_disk_pos = -3; 1359219974Smav pd->pd_disk_size = pp->mediasize; 1360219974Smav 1361219974Smav disk = g_raid_create_disk(sc); 1362219974Smav disk->d_consumer = cp; 1363219974Smav disk->d_md_data = (void *)pd; 1364219974Smav cp->private = disk; 1365219974Smav g_topology_unlock(); 1366219974Smav 1367242323Smav g_raid_get_disk_info(disk); 1368219974Smav 1369219974Smav /* Welcome the "new" disk. */ 1370219974Smav update += g_raid_md_nvidia_start_disk(disk); 1371219974Smav if (disk->d_state != G_RAID_DISK_S_SPARE && 1372219974Smav disk->d_state != G_RAID_DISK_S_ACTIVE) { 1373219974Smav gctl_error(req, "Disk '%s' doesn't fit.", 1374219974Smav diskname); 1375219974Smav g_raid_destroy_disk(disk); 1376219974Smav error = -8; 1377219974Smav break; 1378219974Smav } 1379219974Smav } 1380219974Smav 1381219974Smav /* Write new metadata if we changed something. */ 1382219974Smav if (update) 1383219974Smav g_raid_md_write_nvidia(md, NULL, NULL, NULL); 1384219974Smav return (error); 1385219974Smav } 1386219974Smav gctl_error(req, "Command '%s' is not supported.", verb); 1387219974Smav return (-100); 1388219974Smav} 1389219974Smav 1390219974Smavstatic int 1391219974Smavg_raid_md_write_nvidia(struct g_raid_md_object *md, struct g_raid_volume *tvol, 1392219974Smav struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk) 1393219974Smav{ 1394219974Smav struct g_raid_softc *sc; 1395219974Smav struct g_raid_volume *vol; 1396219974Smav struct g_raid_subdisk *sd; 1397219974Smav struct g_raid_disk *disk; 1398219974Smav struct g_raid_md_nvidia_object *mdi; 1399219974Smav struct g_raid_md_nvidia_perdisk *pd; 1400219974Smav struct nvidia_raid_conf *meta; 1401219974Smav int i, spares; 1402219974Smav 1403219974Smav sc = md->mdo_softc; 1404219974Smav mdi = (struct g_raid_md_nvidia_object *)md; 1405219974Smav 1406219974Smav if (sc->sc_stopping == G_RAID_DESTROY_HARD) 1407219974Smav return (0); 1408219974Smav 1409219974Smav /* There is only one volume. */ 1410219974Smav vol = TAILQ_FIRST(&sc->sc_volumes); 1411219974Smav 1412219974Smav /* Fill global fields. */ 1413219974Smav meta = malloc(sizeof(*meta), M_MD_NVIDIA, M_WAITOK | M_ZERO); 1414219974Smav if (mdi->mdio_meta) 1415219974Smav memcpy(meta, mdi->mdio_meta, sizeof(*meta)); 1416220209Smav memcpy(meta->nvidia_id, NVIDIA_MAGIC, sizeof(NVIDIA_MAGIC) - 1); 1417219974Smav meta->config_size = 30; 1418219974Smav meta->version = 0x0064; 1419219974Smav meta->total_sectors = vol->v_mediasize / vol->v_sectorsize; 1420219974Smav meta->sector_size = vol->v_sectorsize; 1421219974Smav nvidia_meta_put_name(meta, vol->v_name); 1422219974Smav meta->magic_0 = NVIDIA_MAGIC0; 1423219974Smav memcpy(&meta->volume_id, &mdi->mdio_volume_id, 16); 1424219974Smav meta->state = NVIDIA_S_IDLE; 1425219974Smav if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1) 1426219974Smav meta->array_width = 1; 1427219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1E) 1428219974Smav meta->array_width = vol->v_disks_count / 2; 1429219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID5) 1430219974Smav meta->array_width = vol->v_disks_count - 1; 1431219974Smav else 1432219974Smav meta->array_width = vol->v_disks_count; 1433219974Smav meta->total_disks = vol->v_disks_count; 1434219974Smav meta->orig_array_width = meta->array_width; 1435219974Smav if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID0) 1436219974Smav meta->type = NVIDIA_T_RAID0; 1437219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1) 1438219974Smav meta->type = NVIDIA_T_RAID1; 1439219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1E) 1440219974Smav meta->type = NVIDIA_T_RAID01; 1441219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_CONCAT || 1442219974Smav vol->v_raid_level == G_RAID_VOLUME_RL_SINGLE) 1443219974Smav meta->type = NVIDIA_T_CONCAT; 1444234458Smav else if (vol->v_raid_level_qualifier == G_RAID_VOLUME_RLQ_R5LA) 1445234458Smav meta->type = NVIDIA_T_RAID5; 1446219974Smav else 1447219974Smav meta->type = NVIDIA_T_RAID5_SYM; 1448219974Smav meta->strip_sectors = vol->v_strip_size / vol->v_sectorsize; 1449219974Smav meta->strip_bytes = vol->v_strip_size; 1450219974Smav meta->strip_shift = ffs(meta->strip_sectors) - 1; 1451219974Smav meta->strip_mask = meta->strip_sectors - 1; 1452219974Smav meta->stripe_sectors = meta->strip_sectors * meta->orig_array_width; 1453219974Smav meta->stripe_bytes = meta->stripe_sectors * vol->v_sectorsize; 1454219974Smav meta->rebuild_lba = 0; 1455219974Smav meta->orig_type = meta->type; 1456219974Smav meta->orig_total_sectors = meta->total_sectors; 1457219974Smav meta->status = 0; 1458219974Smav 1459219974Smav for (i = 0; i < vol->v_disks_count; i++) { 1460219974Smav sd = &vol->v_subdisks[i]; 1461219974Smav if ((sd->sd_state == G_RAID_SUBDISK_S_STALE || 1462219974Smav sd->sd_state == G_RAID_SUBDISK_S_RESYNC || 1463219974Smav vol->v_dirty) && 1464219974Smav meta->state != NVIDIA_S_REBUILD) 1465219974Smav meta->state = NVIDIA_S_SYNC; 1466219974Smav else if (sd->sd_state == G_RAID_SUBDISK_S_NEW || 1467219974Smav sd->sd_state == G_RAID_SUBDISK_S_REBUILD) 1468219974Smav meta->state = NVIDIA_S_REBUILD; 1469219974Smav } 1470219974Smav 1471219974Smav /* We are done. Print meta data and store them to disks. */ 1472219974Smav if (mdi->mdio_meta != NULL) 1473219974Smav free(mdi->mdio_meta, M_MD_NVIDIA); 1474219974Smav mdi->mdio_meta = meta; 1475219974Smav spares = 0; 1476219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1477219974Smav pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data; 1478219974Smav if (disk->d_state != G_RAID_DISK_S_ACTIVE && 1479219974Smav disk->d_state != G_RAID_DISK_S_SPARE) 1480219974Smav continue; 1481219974Smav if (pd->pd_meta != NULL) { 1482219974Smav free(pd->pd_meta, M_MD_NVIDIA); 1483219974Smav pd->pd_meta = NULL; 1484219974Smav } 1485219974Smav pd->pd_meta = nvidia_meta_copy(meta); 1486219974Smav if ((sd = TAILQ_FIRST(&disk->d_subdisks)) != NULL) { 1487219974Smav /* For RAID0+1 we need to translate order. */ 1488219974Smav pd->pd_meta->disk_number = 1489219974Smav nvidia_meta_translate_disk(meta, sd->sd_pos); 1490219974Smav if (sd->sd_state != G_RAID_SUBDISK_S_ACTIVE) { 1491219974Smav pd->pd_meta->disk_status = 0x100; 1492219974Smav pd->pd_meta->rebuild_lba = 1493219974Smav sd->sd_rebuild_pos / vol->v_sectorsize * 1494219974Smav meta->array_width; 1495219974Smav } 1496219974Smav } else 1497219974Smav pd->pd_meta->disk_number = meta->total_disks + spares++; 1498219974Smav G_RAID_DEBUG(1, "Writing NVIDIA metadata to %s", 1499219974Smav g_raid_get_diskname(disk)); 1500219974Smav g_raid_md_nvidia_print(pd->pd_meta); 1501219974Smav nvidia_meta_write(disk->d_consumer, pd->pd_meta); 1502219974Smav } 1503219974Smav return (0); 1504219974Smav} 1505219974Smav 1506219974Smavstatic int 1507219974Smavg_raid_md_fail_disk_nvidia(struct g_raid_md_object *md, 1508219974Smav struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk) 1509219974Smav{ 1510219974Smav struct g_raid_softc *sc; 1511219974Smav struct g_raid_md_nvidia_perdisk *pd; 1512219974Smav struct g_raid_subdisk *sd; 1513219974Smav 1514219974Smav sc = md->mdo_softc; 1515219974Smav pd = (struct g_raid_md_nvidia_perdisk *)tdisk->d_md_data; 1516219974Smav 1517219974Smav /* We can't fail disk that is not a part of array now. */ 1518219974Smav if (pd->pd_disk_pos < 0) 1519219974Smav return (-1); 1520219974Smav 1521219974Smav /* Erase metadata to prevent disks's later resurrection. */ 1522219974Smav if (tdisk->d_consumer) 1523219974Smav nvidia_meta_erase(tdisk->d_consumer); 1524219974Smav 1525219974Smav /* Change states. */ 1526219974Smav g_raid_change_disk_state(tdisk, G_RAID_DISK_S_FAILED); 1527219974Smav TAILQ_FOREACH(sd, &tdisk->d_subdisks, sd_next) { 1528219974Smav g_raid_change_subdisk_state(sd, 1529219974Smav G_RAID_SUBDISK_S_FAILED); 1530219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_FAILED, 1531219974Smav G_RAID_EVENT_SUBDISK); 1532219974Smav } 1533219974Smav 1534219974Smav /* Write updated metadata to remaining disks. */ 1535219974Smav g_raid_md_write_nvidia(md, NULL, NULL, tdisk); 1536219974Smav 1537219974Smav /* Check if anything left except placeholders. */ 1538219974Smav if (g_raid_ndisks(sc, -1) == 1539219974Smav g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE)) 1540219974Smav g_raid_destroy_node(sc, 0); 1541219974Smav else 1542219974Smav g_raid_md_nvidia_refill(sc); 1543219974Smav return (0); 1544219974Smav} 1545219974Smav 1546219974Smavstatic int 1547219974Smavg_raid_md_free_disk_nvidia(struct g_raid_md_object *md, 1548219974Smav struct g_raid_disk *disk) 1549219974Smav{ 1550219974Smav struct g_raid_md_nvidia_perdisk *pd; 1551219974Smav 1552219974Smav pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data; 1553219974Smav if (pd->pd_meta != NULL) { 1554219974Smav free(pd->pd_meta, M_MD_NVIDIA); 1555219974Smav pd->pd_meta = NULL; 1556219974Smav } 1557219974Smav free(pd, M_MD_NVIDIA); 1558219974Smav disk->d_md_data = NULL; 1559219974Smav return (0); 1560219974Smav} 1561219974Smav 1562219974Smavstatic int 1563219974Smavg_raid_md_free_nvidia(struct g_raid_md_object *md) 1564219974Smav{ 1565219974Smav struct g_raid_md_nvidia_object *mdi; 1566219974Smav 1567219974Smav mdi = (struct g_raid_md_nvidia_object *)md; 1568219974Smav if (!mdi->mdio_started) { 1569219974Smav mdi->mdio_started = 0; 1570219974Smav callout_stop(&mdi->mdio_start_co); 1571219974Smav G_RAID_DEBUG1(1, md->mdo_softc, 1572219974Smav "root_mount_rel %p", mdi->mdio_rootmount); 1573219974Smav root_mount_rel(mdi->mdio_rootmount); 1574219974Smav mdi->mdio_rootmount = NULL; 1575219974Smav } 1576219974Smav if (mdi->mdio_meta != NULL) { 1577219974Smav free(mdi->mdio_meta, M_MD_NVIDIA); 1578219974Smav mdi->mdio_meta = NULL; 1579219974Smav } 1580219974Smav return (0); 1581219974Smav} 1582219974Smav 1583240465SmavG_RAID_MD_DECLARE(nvidia, "NVIDIA"); 1584