2 * Copyright (c) 2008, 2009 Yahoo!, Inc.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. The names of the authors may not be used to endorse or promote
14 * products derived from this software without specific prior written
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 #include <sys/types.h>
34 #include <sys/sysctl.h>
36 #include <sys/errno.h>
49 static void dump_config(int fd, struct mfi_config_data *config);
52 static int add_spare(int ac, char **av);
53 static int remove_spare(int ac, char **av);
55 #define powerof2(x) ((((x)-1)&(x))==0)
58 dehumanize(const char *value)
65 iv = strtoq(value, &vtp, 0);
66 if (vtp == value || (vtp[0] != '\0' && vtp[1] != '\0')) {
86 mfi_config_read(int fd, struct mfi_config_data **configp)
88 struct mfi_config_data *config;
92 * Keep fetching the config in a loop until we have a large enough
93 * buffer to hold the entire configuration.
98 config = reallocf(config, config_size);
101 if (mfi_dcmd_command(fd, MFI_DCMD_CFG_READ, config,
102 config_size, NULL, 0, NULL) < 0)
105 if (config->size > config_size) {
106 config_size = config->size;
114 static struct mfi_array *
115 mfi_config_lookup_array(struct mfi_config_data *config, uint16_t array_ref)
117 struct mfi_array *ar;
121 p = (char *)config->array;
122 for (i = 0; i < config->array_count; i++) {
123 ar = (struct mfi_array *)p;
124 if (ar->array_ref == array_ref)
126 p += config->array_size;
132 static struct mfi_ld_config *
133 mfi_config_lookup_volume(struct mfi_config_data *config, uint8_t target_id)
135 struct mfi_ld_config *ld;
139 p = (char *)config->array + config->array_count * config->array_size;
140 for (i = 0; i < config->log_drv_count; i++) {
141 ld = (struct mfi_ld_config *)p;
142 if (ld->properties.ld.v.target_id == target_id)
144 p += config->log_drv_size;
151 clear_config(int ac, char **av)
153 struct mfi_ld_list list;
157 fd = mfi_open(mfi_unit);
163 if (!mfi_reconfig_supported()) {
164 warnx("The current mfi(4) driver does not support "
165 "configuration changes.");
169 if (mfi_ld_get_list(fd, &list, NULL) < 0) {
170 warn("Failed to get volume list");
174 for (i = 0; i < list.ld_count; i++) {
175 if (mfi_volume_busy(fd, list.ld_list[i].ld.v.target_id)) {
176 warnx("Volume %s is busy and cannot be deleted",
177 mfi_volume_name(fd, list.ld_list[i].ld.v.target_id));
183 "Are you sure you wish to clear the configuration on mfi%u? [y/N] ",
186 if (ch != 'y' && ch != 'Y') {
187 printf("\nAborting\n");
191 if (mfi_dcmd_command(fd, MFI_DCMD_CFG_CLEAR, NULL, 0, NULL, 0, NULL) < 0) {
192 warn("Failed to clear configuration");
196 printf("mfi%d: Configuration cleared\n", mfi_unit);
201 MFI_COMMAND(top, clear, clear_config);
203 #define MFI_ARRAY_SIZE 288
204 #define MAX_DRIVES_PER_ARRAY \
205 ((MFI_ARRAY_SIZE - sizeof(struct mfi_array)) / 8)
218 compare_int(const void *one, const void *two)
222 first = *(const int *)one;
223 second = *(const int *)two;
225 return (first - second);
228 static struct raid_type_entry {
231 } raid_type_table[] = {
232 { "raid0", RT_RAID0 },
233 { "raid-0", RT_RAID0 },
234 { "raid1", RT_RAID1 },
235 { "raid-1", RT_RAID1 },
236 { "mirror", RT_RAID1 },
237 { "raid5", RT_RAID5 },
238 { "raid-5", RT_RAID5 },
239 { "raid6", RT_RAID6 },
240 { "raid-6", RT_RAID6 },
242 { "concat", RT_CONCAT },
243 { "raid10", RT_RAID10 },
244 { "raid1+0", RT_RAID10 },
245 { "raid-10", RT_RAID10 },
246 { "raid-1+0", RT_RAID10 },
247 { "raid50", RT_RAID50 },
248 { "raid5+0", RT_RAID50 },
249 { "raid-50", RT_RAID50 },
250 { "raid-5+0", RT_RAID50 },
251 { "raid60", RT_RAID60 },
252 { "raid6+0", RT_RAID60 },
253 { "raid-60", RT_RAID60 },
254 { "raid-6+0", RT_RAID60 },
258 struct config_id_state {
269 struct mfi_pd_info *drives;
270 struct mfi_array *array;
273 /* Parse a comma-separated list of drives for an array. */
275 parse_array(int fd, int raid_type, char *array_str, struct array_info *info)
277 struct mfi_pd_info *pinfo;
284 for (count = 0; cp != NULL; count++) {
285 cp = strchr(cp, ',');
289 warnx("Invalid drive list '%s'", array_str);
295 /* Validate the number of drives for this array. */
296 if (count >= MAX_DRIVES_PER_ARRAY) {
297 warnx("Too many drives for a single array: max is %zu",
298 MAX_DRIVES_PER_ARRAY);
304 if (count % 2 != 0) {
305 warnx("RAID1 and RAID10 require an even number of "
306 "drives in each array");
313 warnx("RAID5 and RAID50 require at least 3 drives in "
321 warnx("RAID6 and RAID60 require at least 4 drives in "
328 /* Validate each drive. */
329 info->drives = calloc(count, sizeof(struct mfi_pd_info));
330 info->drive_count = count;
331 for (pinfo = info->drives; (cp = strsep(&array_str, ",")) != NULL;
333 error = mfi_lookup_drive(fd, cp, &device_id);
337 if (mfi_pd_get_info(fd, device_id, pinfo, NULL) < 0) {
338 warn("Failed to fetch drive info for drive %s", cp);
342 if (pinfo->fw_state != MFI_PD_STATE_UNCONFIGURED_GOOD) {
343 warnx("Drive %u is not available", device_id);
352 * Find the next free array ref assuming that 'array_ref' is the last
353 * one used. 'array_ref' should be 0xffff for the initial test.
356 find_next_array(struct config_id_state *state)
360 /* Assume the current one is used. */
363 /* Find the next free one. */
364 for (i = 0; i < state->array_count; i++)
365 if (state->arrays[i] == state->array_ref)
367 return (state->array_ref);
371 * Find the next free volume ID assuming that 'target_id' is the last
372 * one used. 'target_id' should be 0xff for the initial test.
375 find_next_volume(struct config_id_state *state)
379 /* Assume the current one is used. */
382 /* Find the next free one. */
383 for (i = 0; i < state->log_drv_count; i++)
384 if (state->volumes[i] == state->target_id)
386 return (state->target_id);
389 /* Populate an array with drives. */
391 build_array(int fd, char *arrayp, struct array_info *array_info,
392 struct config_id_state *state, int verbose)
394 struct mfi_array *ar = (struct mfi_array *)arrayp;
397 ar->size = array_info->drives[0].coerced_size;
398 ar->num_drives = array_info->drive_count;
399 ar->array_ref = find_next_array(state);
400 for (i = 0; i < array_info->drive_count; i++) {
402 printf("Adding drive %u to array %u\n",
403 array_info->drives[i].ref.v.device_id,
405 if (ar->size > array_info->drives[i].coerced_size)
406 ar->size = array_info->drives[i].coerced_size;
407 ar->pd[i].ref = array_info->drives[i].ref;
408 ar->pd[i].fw_state = MFI_PD_STATE_ONLINE;
410 array_info->array = ar;
414 * Create a volume that spans one or more arrays.
417 build_volume(char *volumep, int narrays, struct array_info *arrays,
418 int raid_type, long stripe_size, struct config_id_state *state, int verbose)
420 struct mfi_ld_config *ld = (struct mfi_ld_config *)volumep;
421 struct mfi_array *ar;
425 ld->properties.ld.v.target_id = find_next_volume(state);
426 ld->properties.ld.v.seq = 0;
427 ld->properties.default_cache_policy = MR_LD_CACHE_ALLOW_WRITE_CACHE |
428 MR_LD_CACHE_WRITE_BACK;
429 ld->properties.access_policy = MFI_LD_ACCESS_RW;
430 ld->properties.disk_cache_policy = MR_PD_CACHE_UNCHANGED;
431 ld->properties.current_cache_policy = MR_LD_CACHE_ALLOW_WRITE_CACHE |
432 MR_LD_CACHE_WRITE_BACK;
433 ld->properties.no_bgi = 0;
439 ld->params.primary_raid_level = DDF_RAID0;
440 ld->params.raid_level_qualifier = 0;
441 ld->params.secondary_raid_level = 0;
444 ld->params.primary_raid_level = DDF_RAID1;
445 ld->params.raid_level_qualifier = 0;
446 ld->params.secondary_raid_level = 0;
449 ld->params.primary_raid_level = DDF_RAID5;
450 ld->params.raid_level_qualifier = 3;
451 ld->params.secondary_raid_level = 0;
454 ld->params.primary_raid_level = DDF_RAID6;
455 ld->params.raid_level_qualifier = 3;
456 ld->params.secondary_raid_level = 0;
459 ld->params.primary_raid_level = DDF_CONCAT;
460 ld->params.raid_level_qualifier = 0;
461 ld->params.secondary_raid_level = 0;
464 ld->params.primary_raid_level = DDF_RAID1;
465 ld->params.raid_level_qualifier = 0;
466 ld->params.secondary_raid_level = 3; /* XXX? */
470 * XXX: This appears to work though the card's BIOS
471 * complains that the configuration is foreign. The
472 * BIOS setup does not allow for creation of RAID-50
473 * or RAID-60 arrays. The only nested array
474 * configuration it allows for is RAID-10.
476 ld->params.primary_raid_level = DDF_RAID5;
477 ld->params.raid_level_qualifier = 3;
478 ld->params.secondary_raid_level = 3; /* XXX? */
481 ld->params.primary_raid_level = DDF_RAID6;
482 ld->params.raid_level_qualifier = 3;
483 ld->params.secondary_raid_level = 3; /* XXX? */
488 * Stripe size is encoded as (2 ^ N) * 512 = stripe_size. Use
489 * ffs() to simulate log2(stripe_size).
491 ld->params.stripe_size = ffs(stripe_size) - 1 - 9;
492 ld->params.num_drives = arrays[0].array->num_drives;
493 ld->params.span_depth = narrays;
494 ld->params.state = MFI_LD_STATE_OPTIMAL;
495 ld->params.init_state = MFI_LD_PARAMS_INIT_NO;
496 ld->params.is_consistent = 0;
499 for (i = 0; i < narrays; i++) {
500 ar = arrays[i].array;
502 printf("Adding array %u to volume %u\n", ar->array_ref,
503 ld->properties.ld.v.target_id);
504 ld->span[i].start_block = 0;
505 ld->span[i].num_blocks = ar->size;
506 ld->span[i].array_ref = ar->array_ref;
511 create_volume(int ac, char **av)
513 struct mfi_config_data *config;
514 struct mfi_array *ar;
515 struct mfi_ld_config *ld;
516 struct config_id_state state;
518 char *p, *cfg_arrays, *cfg_volumes;
519 int error, fd, i, raid_type;
520 int narrays, nvolumes, arrays_per_volume;
521 struct array_info *arrays;
529 * Backwards compat. Map 'create volume' to 'create' and
530 * 'create spare' to 'add'.
533 if (strcmp(av[1], "volume") == 0) {
536 } else if (strcmp(av[1], "spare") == 0) {
539 return (add_spare(ac, av));
544 warnx("create volume: volume type required");
549 fd = mfi_open(mfi_unit);
555 if (!mfi_reconfig_supported()) {
556 warnx("The current mfi(4) driver does not support "
557 "configuration changes.");
561 /* Lookup the RAID type first. */
563 for (i = 0; raid_type_table[i].name != NULL; i++)
564 if (strcasecmp(raid_type_table[i].name, av[1]) == 0) {
565 raid_type = raid_type_table[i].raid_type;
569 if (raid_type == -1) {
570 warnx("Unknown or unsupported volume type %s", av[1]);
574 /* Parse any options. */
580 stripe_size = 64 * 1024;
582 while ((ch = getopt(ac, av, "ds:v")) != -1) {
590 stripe_size = dehumanize(optarg);
591 if ((stripe_size < 512) || (!powerof2(stripe_size)))
592 stripe_size = 64 * 1024;
605 /* Parse all the arrays. */
608 warnx("At least one drive list is required");
618 warnx("Only one drive list can be specified");
626 warnx("RAID10, RAID50, and RAID60 require at least "
630 if (narrays > MFI_MAX_SPAN_DEPTH) {
631 warnx("Volume spans more than %d arrays",
637 arrays = calloc(narrays, sizeof(*arrays));
638 for (i = 0; i < narrays; i++) {
639 error = parse_array(fd, raid_type, av[i], &arrays[i]);
648 for (i = 1; i < narrays; i++) {
649 if (arrays[i].drive_count != arrays[0].drive_count) {
650 warnx("All arrays must contain the same "
659 * Fetch the current config and build sorted lists of existing
660 * array and volume identifiers.
662 if (mfi_config_read(fd, &config) < 0) {
663 warn("Failed to read configuration");
666 p = (char *)config->array;
667 state.array_ref = 0xffff;
668 state.target_id = 0xff;
669 state.array_count = config->array_count;
670 if (config->array_count > 0) {
671 state.arrays = calloc(config->array_count, sizeof(int));
672 for (i = 0; i < config->array_count; i++) {
673 ar = (struct mfi_array *)p;
674 state.arrays[i] = ar->array_ref;
675 p += config->array_size;
677 qsort(state.arrays, config->array_count, sizeof(int),
681 state.log_drv_count = config->log_drv_count;
682 if (config->log_drv_count) {
683 state.volumes = calloc(config->log_drv_count, sizeof(int));
684 for (i = 0; i < config->log_drv_count; i++) {
685 ld = (struct mfi_ld_config *)p;
686 state.volumes[i] = ld->properties.ld.v.target_id;
687 p += config->log_drv_size;
689 qsort(state.volumes, config->log_drv_count, sizeof(int),
692 state.volumes = NULL;
695 /* Determine the size of the configuration we will build. */
703 /* Each volume spans a single array. */
709 /* A single volume spans multiple arrays. */
717 config_size = sizeof(struct mfi_config_data) +
718 sizeof(struct mfi_ld_config) * nvolumes + MFI_ARRAY_SIZE * narrays;
719 config = calloc(1, config_size);
720 config->size = config_size;
721 config->array_count = narrays;
722 config->array_size = MFI_ARRAY_SIZE; /* XXX: Firmware hardcode */
723 config->log_drv_count = nvolumes;
724 config->log_drv_size = sizeof(struct mfi_ld_config);
725 config->spares_count = 0;
726 config->spares_size = 40; /* XXX: Firmware hardcode */
727 cfg_arrays = (char *)config->array;
728 cfg_volumes = cfg_arrays + config->array_size * narrays;
730 /* Build the arrays. */
731 for (i = 0; i < narrays; i++) {
732 build_array(fd, cfg_arrays, &arrays[i], &state, verbose);
733 cfg_arrays += config->array_size;
736 /* Now build the volume(s). */
737 arrays_per_volume = narrays / nvolumes;
738 for (i = 0; i < nvolumes; i++) {
739 build_volume(cfg_volumes, arrays_per_volume,
740 &arrays[i * arrays_per_volume], raid_type, stripe_size,
742 cfg_volumes += config->log_drv_size;
747 dump_config(fd, config);
751 /* Send the new config to the controller. */
752 if (mfi_dcmd_command(fd, MFI_DCMD_CFG_ADD, config, config_size,
753 NULL, 0, NULL) < 0) {
754 warn("Failed to add volume");
760 if (state.log_drv_count > 0)
762 if (state.array_count > 0)
764 for (i = 0; i < narrays; i++)
765 free(arrays[i].drives);
771 MFI_COMMAND(top, create, create_volume);
774 delete_volume(int ac, char **av)
776 struct mfi_ld_info info;
778 uint8_t target_id, mbox[4];
781 * Backwards compat. Map 'delete volume' to 'delete' and
782 * 'delete spare' to 'remove'.
785 if (strcmp(av[1], "volume") == 0) {
788 } else if (strcmp(av[1], "spare") == 0) {
791 return (remove_spare(ac, av));
796 warnx("delete volume: volume required");
800 fd = mfi_open(mfi_unit);
806 if (!mfi_reconfig_supported()) {
807 warnx("The current mfi(4) driver does not support "
808 "configuration changes.");
812 if (mfi_lookup_volume(fd, av[1], &target_id) < 0) {
813 warn("Invalid volume %s", av[1]);
817 if (mfi_ld_get_info(fd, target_id, &info, NULL) < 0) {
818 warn("Failed to get info for volume %d", target_id);
822 if (mfi_volume_busy(fd, target_id)) {
823 warnx("Volume %s is busy and cannot be deleted",
824 mfi_volume_name(fd, target_id));
828 mbox_store_ldref(mbox, &info.ld_config.properties.ld);
829 if (mfi_dcmd_command(fd, MFI_DCMD_LD_DELETE, NULL, 0, mbox,
830 sizeof(mbox), NULL) < 0) {
831 warn("Failed to delete volume");
839 MFI_COMMAND(top, delete, delete_volume);
842 add_spare(int ac, char **av)
844 struct mfi_pd_info info;
845 struct mfi_config_data *config;
846 struct mfi_array *ar;
847 struct mfi_ld_config *ld;
848 struct mfi_spare *spare;
855 warnx("add spare: drive required");
859 fd = mfi_open(mfi_unit);
865 error = mfi_lookup_drive(fd, av[1], &device_id);
869 if (mfi_pd_get_info(fd, device_id, &info, NULL) < 0) {
870 warn("Failed to fetch drive info");
874 if (info.fw_state != MFI_PD_STATE_UNCONFIGURED_GOOD) {
875 warnx("Drive %u is not available", device_id);
880 if (mfi_lookup_volume(fd, av[2], &target_id) < 0) {
881 warn("Invalid volume %s", av[2]);
886 if (mfi_config_read(fd, &config) < 0) {
887 warn("Failed to read configuration");
891 spare = malloc(sizeof(struct mfi_spare) + sizeof(uint16_t) *
892 config->array_count);
893 bzero(spare, sizeof(struct mfi_spare));
894 spare->ref = info.ref;
897 /* Global spare backs all arrays. */
898 p = (char *)config->array;
899 for (i = 0; i < config->array_count; i++) {
900 ar = (struct mfi_array *)p;
901 if (ar->size > info.coerced_size) {
902 warnx("Spare isn't large enough for array %u",
906 p += config->array_size;
908 spare->array_count = 0;
911 * Dedicated spares only back the arrays for a
914 ld = mfi_config_lookup_volume(config, target_id);
916 warnx("Did not find volume %d", target_id);
920 spare->spare_type |= MFI_SPARE_DEDICATED;
921 spare->array_count = ld->params.span_depth;
922 for (i = 0; i < ld->params.span_depth; i++) {
923 ar = mfi_config_lookup_array(config,
924 ld->span[i].array_ref);
926 warnx("Missing array; inconsistent config?");
929 if (ar->size > info.coerced_size) {
930 warnx("Spare isn't large enough for array %u",
934 spare->array_ref[i] = ar->array_ref;
939 if (mfi_dcmd_command(fd, MFI_DCMD_CFG_MAKE_SPARE, spare,
940 sizeof(struct mfi_spare) + sizeof(uint16_t) * spare->array_count,
941 NULL, 0, NULL) < 0) {
942 warn("Failed to assign spare");
950 MFI_COMMAND(top, add, add_spare);
953 remove_spare(int ac, char **av)
955 struct mfi_pd_info info;
961 warnx("remove spare: drive required");
965 fd = mfi_open(mfi_unit);
971 error = mfi_lookup_drive(fd, av[1], &device_id);
975 /* Get the info for this drive. */
976 if (mfi_pd_get_info(fd, device_id, &info, NULL) < 0) {
977 warn("Failed to fetch info for drive %u", device_id);
981 if (info.fw_state != MFI_PD_STATE_HOT_SPARE) {
982 warnx("Drive %u is not a hot spare", device_id);
986 mbox_store_pdref(mbox, &info.ref);
987 if (mfi_dcmd_command(fd, MFI_DCMD_CFG_REMOVE_SPARE, NULL, 0, mbox,
988 sizeof(mbox), NULL) < 0) {
989 warn("Failed to delete spare");
997 MFI_COMMAND(top, remove, remove_spare);
1000 /* Display raw data about a config. */
1002 dump_config(int fd, struct mfi_config_data *config)
1004 struct mfi_array *ar;
1005 struct mfi_ld_config *ld;
1006 struct mfi_spare *sp;
1007 struct mfi_pd_info pinfo;
1013 "mfi%d Configuration (Debug): %d arrays, %d volumes, %d spares\n",
1014 mfi_unit, config->array_count, config->log_drv_count,
1015 config->spares_count);
1016 printf(" array size: %u\n", config->array_size);
1017 printf(" volume size: %u\n", config->log_drv_size);
1018 printf(" spare size: %u\n", config->spares_size);
1019 p = (char *)config->array;
1021 for (i = 0; i < config->array_count; i++) {
1022 ar = (struct mfi_array *)p;
1023 printf(" array %u of %u drives:\n", ar->array_ref,
1025 printf(" size = %ju\n", (uintmax_t)ar->size);
1026 for (j = 0; j < ar->num_drives; j++) {
1027 device_id = ar->pd[j].ref.device_id;
1028 if (device_id == 0xffff)
1029 printf(" drive MISSING\n");
1031 printf(" drive %u %s\n", device_id,
1032 mfi_pdstate(ar->pd[j].fw_state));
1033 if (mfi_pd_get_info(fd, device_id, &pinfo,
1035 printf(" raw size: %ju\n",
1036 (uintmax_t)pinfo.raw_size);
1037 printf(" non-coerced size: %ju\n",
1038 (uintmax_t)pinfo.non_coerced_size);
1039 printf(" coerced size: %ju\n",
1040 (uintmax_t)pinfo.coerced_size);
1044 p += config->array_size;
1047 for (i = 0; i < config->log_drv_count; i++) {
1048 ld = (struct mfi_ld_config *)p;
1049 printf(" volume %s ",
1050 mfi_volume_name(fd, ld->properties.ld.v.target_id));
1052 mfi_raid_level(ld->params.primary_raid_level,
1053 ld->params.secondary_raid_level),
1054 mfi_ldstate(ld->params.state));
1055 if (ld->properties.name[0] != '\0')
1056 printf(" <%s>", ld->properties.name);
1058 printf(" primary raid level: %u\n",
1059 ld->params.primary_raid_level);
1060 printf(" raid level qualifier: %u\n",
1061 ld->params.raid_level_qualifier);
1062 printf(" secondary raid level: %u\n",
1063 ld->params.secondary_raid_level);
1064 printf(" stripe size: %u\n", ld->params.stripe_size);
1065 printf(" num drives: %u\n", ld->params.num_drives);
1066 printf(" init state: %u\n", ld->params.init_state);
1067 printf(" consistent: %u\n", ld->params.is_consistent);
1068 printf(" no bgi: %u\n", ld->properties.no_bgi);
1069 printf(" spans:\n");
1070 for (j = 0; j < ld->params.span_depth; j++) {
1071 printf(" array %u @ ", ld->span[j].array_ref);
1072 printf("%ju : %ju\n",
1073 (uintmax_t)ld->span[j].start_block,
1074 (uintmax_t)ld->span[j].num_blocks);
1076 p += config->log_drv_size;
1079 for (i = 0; i < config->spares_count; i++) {
1080 sp = (struct mfi_spare *)p;
1081 printf(" %s spare %u ",
1082 sp->spare_type & MFI_SPARE_DEDICATED ? "dedicated" :
1083 "global", sp->ref.device_id);
1084 printf("%s", mfi_pdstate(MFI_PD_STATE_HOT_SPARE));
1085 printf(" backs:\n");
1086 for (j = 0; j < sp->array_count; j++)
1087 printf(" array %u\n", sp->array_ref[j]);
1088 p += config->spares_size;
1093 debug_config(int ac, char **av)
1095 struct mfi_config_data *config;
1099 warnx("debug: extra arguments");
1103 fd = mfi_open(mfi_unit);
1109 /* Get the config from the controller. */
1110 if (mfi_config_read(fd, &config) < 0) {
1111 warn("Failed to get config");
1115 /* Dump out the configuration. */
1116 dump_config(fd, config);
1122 MFI_COMMAND(top, debug, debug_config);
1125 dump(int ac, char **av)
1127 struct mfi_config_data *config;
1133 warnx("dump: extra arguments");
1137 fd = mfi_open(mfi_unit);
1143 /* Get the stashed copy of the last dcmd from the driver. */
1144 snprintf(buf, sizeof(buf), "dev.mfi.%d.debug_command", mfi_unit);
1145 if (sysctlbyname(buf, NULL, &len, NULL, 0) < 0) {
1146 warn("Failed to read debug command");
1147 if (errno == ENOENT)
1152 config = malloc(len);
1153 if (sysctlbyname(buf, config, &len, NULL, 0) < 0) {
1154 warn("Failed to read debug command");
1157 dump_config(fd, config);
1163 MFI_COMMAND(top, dump, dump);