sbin/natacontrol/natacontrol.c

   1 /*-
   2  * Copyright (c) 2000 - 2006 Søren Schmidt <sos@FreeBSD.org>
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer,
  10  *    without modification, immediately at the beginning of the file.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25  *
  26  * $FreeBSD: src/sbin/atacontrol/atacontrol.c,v 1.42 2006/03/15 19:32:43 sos Exp $
  27  * $DragonFly: src/sbin/natacontrol/natacontrol.c,v 1.2 2007/08/01 22:54:00 swildner Exp $
  28  */
  29
  30 #include <sys/nata.h>
  31
  32 #include <stdio.h>
  33 #include <stdlib.h>
  34 #include <string.h>
  35 #include <fcntl.h>
  36 #include <errno.h>
  37 #include <err.h>
  38
  39 #include <sysexits.h>
  40
  41 static const char *mode2str(int mode);
  42 static int      str2mode(char *str);
  43 static void     usage(void);
  44 static int      version(int ver);
  45 static void     param_print(struct ata_params *parm);
  46 static void     cap_print(struct ata_params *parm);
  47 static int      ata_cap_print(int fd);
  48 static int      info_print(int fd, int channel, int prchan);
  49
  50 const char *
  51 mode2str(int mode)
  52 {
  53         switch (mode) {
  54         case ATA_PIO: return "BIOSPIO";
  55         case ATA_PIO0: return "PIO0";
  56         case ATA_PIO1: return "PIO1";
  57         case ATA_PIO2: return "PIO2";
  58         case ATA_PIO3: return "PIO3";
  59         case ATA_PIO4: return "PIO4";
  60         case ATA_WDMA2: return "WDMA2";
  61         case ATA_UDMA2: return "UDMA33";
  62         case ATA_UDMA4: return "UDMA66";
  63         case ATA_UDMA5: return "UDMA100";
  64         case ATA_UDMA6: return "UDMA133";
  65         case ATA_SA150: return "SATA150";
  66         case ATA_SA300: return "SATA300";
  67         case ATA_USB: return "USB";
  68         case ATA_USB1: return "USB1";
  69         case ATA_USB2: return "USB2";
  70         case ATA_DMA: return "BIOSDMA";
  71         default: return "???";
  72         }
  73 }
  74
  75 int
  76 str2mode(char *str)
  77 {
  78         if (!strcasecmp(str, "BIOSPIO")) return ATA_PIO;
  79         if (!strcasecmp(str, "PIO0")) return ATA_PIO0;
  80         if (!strcasecmp(str, "PIO1")) return ATA_PIO1;
  81         if (!strcasecmp(str, "PIO2")) return ATA_PIO2;
  82         if (!strcasecmp(str, "PIO3")) return ATA_PIO3;
  83         if (!strcasecmp(str, "PIO4")) return ATA_PIO4;
  84         if (!strcasecmp(str, "WDMA2")) return ATA_WDMA2;
  85         if (!strcasecmp(str, "UDMA2")) return ATA_UDMA2;
  86         if (!strcasecmp(str, "UDMA33")) return ATA_UDMA2;
  87         if (!strcasecmp(str, "UDMA4")) return ATA_UDMA4;
  88         if (!strcasecmp(str, "UDMA66")) return ATA_UDMA4;
  89         if (!strcasecmp(str, "UDMA5")) return ATA_UDMA5;
  90         if (!strcasecmp(str, "UDMA100")) return ATA_UDMA5;
  91         if (!strcasecmp(str, "UDMA6")) return ATA_UDMA6;
  92         if (!strcasecmp(str, "UDMA133")) return ATA_UDMA6;
  93         if (!strcasecmp(str, "BIOSDMA")) return ATA_DMA;
  94         return -1;
  95 }
  96
  97 void
  98 usage()
  99 {
 100         fprintf(stderr,
 101                 "usage:  natacontrol <command> args:\n"
 102                 "        natacontrol list\n"
 103                 "        natacontrol info channel\n"
 104                 "        natacontrol attach channel\n"
 105                 "        natacontrol detach channel\n"
 106                 "        natacontrol reinit channel\n"
 107                 "        natacontrol create type [interleave] disk0 ... diskN\n"
 108                 "        natacontrol delete array\n"
 109                 "        natacontrol addspare array disk\n"
 110                 "        natacontrol rebuild array\n"
 111                 "        natacontrol status array\n"
 112                 "        natacontrol mode device [mode]\n"
 113                 "        natacontrol cap device\n"
 114         );
 115         exit(EX_USAGE);
 116 }
 117
 118 int
 119 version(int ver)
 120 {
 121         int bit;
 122
 123         if (ver == 0xffff)
 124                 return 0;
 125         for (bit = 15; bit >= 0; bit--)
 126                 if (ver & (1<<bit))
 127                         return bit;
 128         return 0;
 129 }
 130
 131 void
 132 param_print(struct ata_params *parm)
 133 {
 134         printf("<%.40s/%.8s> ", parm->model, parm->revision);
 135         if (parm->satacapabilities && parm->satacapabilities != 0xffff) {
 136                 if (parm->satacapabilities & ATA_SATA_GEN2)
 137                         printf("Serial ATA II\n");
 138                 else if (parm->satacapabilities & ATA_SATA_GEN1)
 139                         printf("Serial ATA v1.0\n");
 140                 else
 141                         printf("Unknown serial ATA version\n");
 142         }
 143         else
 144                 printf("ATA/ATAPI revision %d\n", version(parm->version_major));
 145 }
 146
 147 void
 148 cap_print(struct ata_params *parm)
 149 {
 150         u_int32_t lbasize = (u_int32_t)parm->lba_size_1 |
 151                                 ((u_int32_t)parm->lba_size_2 << 16);
 152
 153         u_int64_t lbasize48 = ((u_int64_t)parm->lba_size48_1) |
 154                                 ((u_int64_t)parm->lba_size48_2 << 16) |
 155                                 ((u_int64_t)parm->lba_size48_3 << 32) |
 156                                 ((u_int64_t)parm->lba_size48_4 << 48);
 157
 158         printf("\n");
 159         printf("Protocol              ");
 160         if (parm->satacapabilities && parm->satacapabilities != 0xffff) {
 161                 if (parm->satacapabilities & ATA_SATA_GEN2)
 162                         printf("Serial ATA II\n");
 163                 else if (parm->satacapabilities & ATA_SATA_GEN1)
 164                         printf("Serial ATA v1.0\n");
 165                 else
 166                         printf("Unknown serial ATA version\n");
 167         }
 168         else
 169                 printf("ATA/ATAPI revision %d\n", version(parm->version_major));
 170         printf("device model          %.40s\n", parm->model);
 171         printf("serial number         %.20s\n", parm->serial);
 172         printf("firmware revision     %.8s\n", parm->revision);
 173
 174         printf("cylinders             %d\n", parm->cylinders);
 175         printf("heads                 %d\n", parm->heads);
 176         printf("sectors/track         %d\n", parm->sectors);
 177
 178         printf("lba%ssupported         ",
 179                 parm->capabilities1 & ATA_SUPPORT_LBA ? " " : " not ");
 180         if (lbasize)
 181                 printf("%d sectors\n", lbasize);
 182         else
 183                 printf("\n");
 184
 185         printf("lba48%ssupported       ",
 186                 parm->support.command2 & ATA_SUPPORT_ADDRESS48 ? " " : " not ");
 187         if (lbasize48)
 188                 printf("%llu sectors\n", (unsigned long long)lbasize48);
 189         else
 190                 printf("\n");
 191
 192         printf("dma%ssupported\n",
 193                 parm->capabilities1 & ATA_SUPPORT_DMA ? " " : " not ");
 194
 195         printf("overlap%ssupported\n",
 196                 parm->capabilities1 & ATA_SUPPORT_OVERLAP ? " " : " not ");
 197
 198         printf("\nFeature                      "
 199                 "Support  Enable    Value           Vendor\n");
 200
 201         printf("write cache                    %s       %s\n",
 202                 parm->support.command1 & ATA_SUPPORT_WRITECACHE ? "yes" : "no",
 203                 parm->enabled.command1 & ATA_SUPPORT_WRITECACHE ? "yes" : "no");
 204
 205         printf("read ahead                     %s       %s\n",
 206                 parm->support.command1 & ATA_SUPPORT_LOOKAHEAD ? "yes" : "no",
 207                 parm->enabled.command1 & ATA_SUPPORT_LOOKAHEAD ? "yes" : "no");
 208
 209         if (parm->satacapabilities && parm->satacapabilities != 0xffff) {
 210                 printf("Native Command Queuing (NCQ)   %s       %s"
 211                         "       %d/0x%02X\n",
 212                         parm->satacapabilities & ATA_SUPPORT_NCQ ?
 213                                 "yes" : "no", " -",
 214                         (parm->satacapabilities & ATA_SUPPORT_NCQ) ?
 215                                 ATA_QUEUE_LEN(parm->queue) : 0,
 216                         (parm->satacapabilities & ATA_SUPPORT_NCQ) ?
 217                                 ATA_QUEUE_LEN(parm->queue) : 0);
 218         }
 219         printf("Tagged Command Queuing (TCQ)   %s       %s      %d/0x%02X\n",
 220                 parm->support.command2 & ATA_SUPPORT_QUEUED ? "yes" : "no",
 221                 parm->enabled.command2 & ATA_SUPPORT_QUEUED ? "yes" : "no",
 222                 ATA_QUEUE_LEN(parm->queue), ATA_QUEUE_LEN(parm->queue));
 223
 224         printf("SMART                          %s       %s\n",
 225                 parm->support.command1 & ATA_SUPPORT_SMART ? "yes" : "no",
 226                 parm->enabled.command1 & ATA_SUPPORT_SMART ? "yes" : "no");
 227
 228         printf("microcode download             %s       %s\n",
 229                 parm->support.command2 & ATA_SUPPORT_MICROCODE ? "yes" : "no",
 230                 parm->enabled.command2 & ATA_SUPPORT_MICROCODE ? "yes" : "no");
 231
 232         printf("security                       %s       %s\n",
 233                 parm->support.command1 & ATA_SUPPORT_SECURITY ? "yes" : "no",
 234                 parm->enabled.command1 & ATA_SUPPORT_SECURITY ? "yes" : "no");
 235
 236         printf("power management               %s       %s\n",
 237                 parm->support.command1 & ATA_SUPPORT_POWERMGT ? "yes" : "no",
 238                 parm->enabled.command1 & ATA_SUPPORT_POWERMGT ? "yes" : "no");
 239
 240         printf("advanced power management      %s       %s      %d/0x%02X\n",
 241                 parm->support.command2 & ATA_SUPPORT_APM ? "yes" : "no",
 242                 parm->enabled.command2 & ATA_SUPPORT_APM ? "yes" : "no",
 243                 parm->apm_value, parm->apm_value);
 244
 245         printf("automatic acoustic management  %s       %s      "
 246                 "%d/0x%02X      %d/0x%02X\n",
 247                 parm->support.command2 & ATA_SUPPORT_AUTOACOUSTIC ? "yes" :"no",
 248                 parm->enabled.command2 & ATA_SUPPORT_AUTOACOUSTIC ? "yes" :"no",
 249                 ATA_ACOUSTIC_CURRENT(parm->acoustic),
 250                 ATA_ACOUSTIC_CURRENT(parm->acoustic),
 251                 ATA_ACOUSTIC_VENDOR(parm->acoustic),
 252                 ATA_ACOUSTIC_VENDOR(parm->acoustic));
 253 }
 254
 255 int
 256 ata_cap_print(int fd)
 257 {
 258         struct ata_params params;
 259
 260         if (ioctl(fd, IOCATAGPARM, &params) < 0)
 261                 return errno;
 262         cap_print(&params);
 263         return 0;
 264 }
 265
 266 int
 267 info_print(int fd, int channel, int prchan)
 268 {
 269         struct ata_ioc_devices devices;
 270
 271         devices.channel = channel;
 272
 273         if (ioctl(fd, IOCATADEVICES, &devices) < 0)
 274                 return errno;
 275
 276         if (prchan)
 277                 printf("ATA channel %d:\n", channel);
 278         printf("%sMaster: ", prchan ? "    " : "");
 279         if (*devices.name[0]) {
 280                 printf("%4.4s ", devices.name[0]);
 281                 param_print(&devices.params[0]);
 282         }
 283         else
 284                 printf("     no device present\n");
 285         printf("%sSlave:  ", prchan ? "    " : "");
 286         if (*devices.name[1]) {
 287                 printf("%4.4s ", devices.name[1]);
 288                 param_print(&devices.params[1]);
 289         }
 290         else
 291                 printf("     no device present\n");
 292         return 0;
 293 }
 294
 295 int
 296 main(int argc, char **argv)
 297 {
 298         int fd;
 299
 300         if (argc < 2)
 301                 usage();
 302
 303         if (!strcmp(argv[1], "mode") && (argc == 3 || argc == 4)) {
 304                 int disk, mode;
 305                 char device[64];
 306
 307                 if (!(sscanf(argv[2], "ad%d", &disk) == 1 ||
 308                       sscanf(argv[2], "acd%d", &disk) == 1 ||
 309                       sscanf(argv[2], "afd%d", &disk) == 1 ||
 310                       sscanf(argv[2], "ast%d", &disk) == 1)) {
 311                         fprintf(stderr, "natacontrol: Invalid device %s\n",
 312                                 argv[2]);
 313                         exit(EX_USAGE);
 314                 }
 315                 sprintf(device, "/dev/%s", argv[2]);
 316                 if ((fd = open(device, O_RDONLY)) < 0)
 317                         err(1, "device not found");
 318                 if (argc == 4) {
 319                         mode = str2mode(argv[3]);
 320                         if (ioctl(fd, IOCATASMODE, &mode) < 0)
 321                                 warn("ioctl(IOCATASMODE)");
 322                 }
 323                 if (argc == 3 || argc == 4) {
 324                         if (ioctl(fd, IOCATAGMODE, &mode) < 0)
 325                                 err(1, "ioctl(IOCATAGMODE)");
 326                         printf("current mode = %s\n", mode2str(mode));
 327                 }
 328                 exit(EX_OK);
 329         }
 330         if (!strcmp(argv[1], "cap") && argc == 3) {
 331                 int disk;
 332                 char device[64];
 333
 334                 if (!(sscanf(argv[2], "ad%d", &disk) == 1 ||
 335                       sscanf(argv[2], "acd%d", &disk) == 1 ||
 336                       sscanf(argv[2], "afd%d", &disk) == 1 ||
 337                       sscanf(argv[2], "ast%d", &disk) == 1)) {
 338                         fprintf(stderr, "natacontrol: Invalid device %s\n",
 339                                 argv[2]);
 340                         exit(EX_USAGE);
 341                 }
 342                 sprintf(device, "/dev/%s", argv[2]);
 343                 if ((fd = open(device, O_RDONLY)) < 0)
 344                         err(1, "device not found");
 345                 ata_cap_print(fd);
 346                 exit(EX_OK);
 347         }
 348
 349         if ((fd = open("/dev/ata", O_RDWR)) < 0)
 350                 err(1, "control device not found");
 351
 352         if (!strcmp(argv[1], "list") && argc == 2) {
 353                 int maxchannel, channel;
 354
 355                 if (ioctl(fd, IOCATAGMAXCHANNEL, &maxchannel) < 0)
 356                         err(1, "ioctl(IOCATAGMAXCHANNEL)");
 357                 for (channel = 0; channel < maxchannel; channel++)
 358                         info_print(fd, channel, 1);
 359                 exit(EX_OK);
 360         }
 361         if (!strcmp(argv[1], "info") && argc == 3) {
 362                 int channel;
 363
 364                 if (!(sscanf(argv[2], "ata%d", &channel) == 1)) {
 365                         fprintf(stderr,
 366                                 "natacontrol: Invalid channel %s\n", argv[2]);
 367                         exit(EX_USAGE);
 368                 }
 369                 info_print(fd, channel, 0);
 370                 exit(EX_OK);
 371         }
 372         if (!strcmp(argv[1], "detach") && argc == 3) {
 373                 int channel;
 374
 375                 if (!(sscanf(argv[2], "ata%d", &channel) == 1)) {
 376                         fprintf(stderr,
 377                                 "natacontrol: Invalid channel %s\n", argv[2]);
 378                         exit(EX_USAGE);
 379                 }
 380                 if (ioctl(fd, IOCATADETACH, &channel) < 0)
 381                         err(1, "ioctl(IOCATADETACH)");
 382                 exit(EX_OK);
 383         }
 384         if (!strcmp(argv[1], "attach") && argc == 3) {
 385                 int channel;
 386
 387                 if (!(sscanf(argv[2], "ata%d", &channel) == 1)) {
 388                         fprintf(stderr,
 389                                 "natacontrol: Invalid channel %s\n", argv[2]);
 390                         exit(EX_USAGE);
 391                 }
 392                 if (ioctl(fd, IOCATAATTACH, &channel) < 0)
 393                         err(1, "ioctl(IOCATAATTACH)");
 394                 info_print(fd, channel, 0);
 395                 exit(EX_OK);
 396         }
 397         if (!strcmp(argv[1], "reinit") && argc == 3) {
 398                 int channel;
 399
 400                 if (!(sscanf(argv[2], "ata%d", &channel) == 1)) {
 401                         fprintf(stderr,
 402                                 "natacontrol: Invalid channel %s\n", argv[2]);
 403                         exit(EX_USAGE);
 404                 }
 405                 if (ioctl(fd, IOCATAREINIT, &channel) < 0)
 406                         warn("ioctl(IOCATAREINIT)");
 407                 info_print(fd, channel, 0);
 408                 exit(EX_OK);
 409         }
 410         if (!strcmp(argv[1], "create")) {
 411                 int disk, dev, offset;
 412                 struct ata_ioc_raid_config config;
 413
 414                 bzero(&config, sizeof(config));
 415                 if (argc > 2) {
 416                         if (!strcasecmp(argv[2], "RAID0") ||
 417                             !strcasecmp(argv[2], "stripe"))
 418                                 config.type = AR_RAID0;
 419                         if (!strcasecmp(argv[2], "RAID1") ||
 420                             !strcasecmp(argv[2],"mirror"))
 421                                 config.type = AR_RAID1;
 422                         if (!strcasecmp(argv[2], "RAID0+1") ||
 423                             !strcasecmp(argv[2],"RAID10"))
 424                                 config.type = AR_RAID01;
 425                         if (!strcasecmp(argv[2], "RAID5"))
 426                                 config.type = AR_RAID5;
 427                         if (!strcasecmp(argv[2], "SPAN"))
 428                                 config.type = AR_SPAN;
 429                         if (!strcasecmp(argv[2], "JBOD"))
 430                                 config.type = AR_JBOD;
 431                 }
 432                 if (!config.type) {
 433                         fprintf(stderr, "natacontrol: Invalid RAID type %s\n",
 434                                 argv[2]);
 435                         fprintf(stderr, "natacontrol: Valid RAID types: \n");
 436                         fprintf(stderr, "             stripe | mirror | "
 437                                         "RAID0 | RAID1 | RAID0+1 | RAID5 | "
 438                                         "SPAN | JBOD\n");
 439                         exit(EX_USAGE);
 440                 }
 441
 442                 if (config.type == AR_RAID0 ||
 443                     config.type == AR_RAID01 ||
 444                     config.type == AR_RAID5) {
 445                         if (argc < 4 ||
 446                             !sscanf(argv[3], "%d", &config.interleave) == 1) {
 447                                 fprintf(stderr,
 448                                         "natacontrol: Invalid interleave %s\n",
 449                                         argv[3]);
 450                                 exit(EX_USAGE);
 451                         }
 452                         offset = 4;
 453                 }
 454                 else
 455                         offset = 3;
 456
 457                 for (disk = 0; disk < 16 && (offset + disk) < argc; disk++) {
 458                         if (!(sscanf(argv[offset + disk], "ad%d", &dev) == 1)) {
 459                                 fprintf(stderr,
 460                                         "natacontrol: Invalid disk %s\n",
 461                                         argv[offset + disk]);
 462                                 exit(EX_USAGE);
 463                         }
 464                         config.disks[disk] = dev;
 465                 }
 466
 467                 if ((config.type == AR_RAID1 || config.type == AR_RAID01) &&
 468                     disk < 2) {
 469                         fprintf(stderr, "natacontrol: At least 2 disks must be "
 470                                 "specified\n");
 471                         exit(EX_USAGE);
 472                 }
 473
 474                 config.total_disks = disk;
 475                 if (ioctl(fd, IOCATARAIDCREATE, &config) < 0)
 476                         err(1, "ioctl(IOCATARAIDCREATE)");
 477                 else
 478                         printf("ar%d created\n", config.lun);
 479                 exit(EX_OK);
 480         }
 481         if (!strcmp(argv[1], "delete") && argc == 3) {
 482                 int array;
 483
 484                 if (!(sscanf(argv[2], "ar%d", &array) == 1)) {
 485                         fprintf(stderr,
 486                                 "natacontrol: Invalid array %s\n", argv[2]);
 487                         exit(EX_USAGE);
 488                 }
 489                 if (ioctl(fd, IOCATARAIDDELETE, &array) < 0)
 490                         warn("ioctl(IOCATARAIDDELETE)");
 491                 exit(EX_OK);
 492         }
 493         if (!strcmp(argv[1], "addspare") && argc == 4) {
 494                 struct ata_ioc_raid_config config;
 495
 496                 if (!(sscanf(argv[2], "ar%d", &config.lun) == 1)) {
 497                         fprintf(stderr,
 498                                 "natacontrol: Invalid array %s\n", argv[2]);
 499                         usage();
 500                 }
 501                 if (!(sscanf(argv[3], "ad%d", &config.disks[0]) == 1)) {
 502                         fprintf(stderr,
 503                                 "natacontrol: Invalid disk %s\n", argv[3]);
 504                         usage();
 505                 }
 506                 if (ioctl(fd, IOCATARAIDADDSPARE, &config) < 0)
 507                         warn("ioctl(IOCATARAIDADDSPARE)");
 508                 exit(EX_OK);
 509         }
 510         if (!strcmp(argv[1], "rebuild") && argc == 3) {
 511                 int array;
 512
 513                 if (!(sscanf(argv[2], "ar%d", &array) == 1)) {
 514                         fprintf(stderr,
 515                                 "natacontrol: Invalid array %s\n", argv[2]);
 516                         usage();
 517                 }
 518                 if (ioctl(fd, IOCATARAIDREBUILD, &array) < 0)
 519                         warn("ioctl(IOCATARAIDREBUILD)");
 520                 else {
 521                         char buffer[128];
 522                         sprintf(buffer, "/usr/bin/nice -n 20 /bin/dd "
 523                                 "if=/dev/ar%d of=/dev/null bs=1m &",
 524                                 array);
 525                         if (system(buffer))
 526                                 warn("background dd");
 527                 }
 528                 exit(EX_OK);
 529         }
 530         if (!strcmp(argv[1], "status") && argc == 3) {
 531                 struct ata_ioc_raid_config config;
 532                 int i;
 533
 534                 if (!(sscanf(argv[2], "ar%d", &config.lun) == 1)) {
 535                         fprintf(stderr,
 536                                 "natacontrol: Invalid array %s\n", argv[2]);
 537                         usage();
 538                 }
 539                 if (ioctl(fd, IOCATARAIDSTATUS, &config) < 0)
 540                         err(1, "ioctl(IOCATARAIDSTATUS)");
 541
 542                 printf("ar%d: ATA ", config.lun);
 543                 switch (config.type) {
 544                 case AR_RAID0:
 545                         printf("RAID0 stripesize=%d", config.interleave);
 546                         break;
 547                 case AR_RAID1:
 548                         printf("RAID1");
 549                         break;
 550                 case AR_RAID01:
 551                         printf("RAID0+1 stripesize=%d", config.interleave);
 552                         break;
 553                 case AR_RAID5:
 554                         printf("RAID5 stripesize=%d", config.interleave);
 555                         break;
 556                 case AR_JBOD:
 557                         printf("JBOD");
 558                 case AR_SPAN:
 559                         printf("SPAN");
 560                         break;
 561                 }
 562                 printf(" subdisks: ");
 563                 for (i = 0; i < config.total_disks; i++) {
 564                         if (config.disks[i] >= 0)
 565                                 printf("ad%d ", config.disks[i]);
 566                         else
 567                                 printf("DOWN ");
 568                 }
 569                 printf("status: ");
 570                 switch (config.status) {
 571                 case AR_READY:
 572                         printf("READY\n");
 573                         break;
 574                 case AR_READY | AR_DEGRADED:
 575                         printf("DEGRADED\n");
 576                         break;
 577                 case AR_READY | AR_DEGRADED | AR_REBUILDING:
 578                         printf("REBUILDING %d%% completed\n",
 579                                 config.progress);
 580                         break;
 581                 default:
 582                         printf("BROKEN\n");
 583                 }
 584                 exit(EX_OK);
 585         }
 586         usage();
 587         exit(EX_OK);
 588 }