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
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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/param.h>
34 #include <sys/sysctl.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);
56 dehumanize(const char *value)
63 iv = strtoq(value, &vtp, 0);
64 if (vtp == value || (vtp[0] != '\0' && vtp[1] != '\0')) {
84 mfi_config_read(int fd, struct mfi_config_data **configp)
86 struct mfi_config_data *config;
91 * Keep fetching the config in a loop until we have a large enough
92 * buffer to hold the entire configuration.
97 config = reallocf(config, config_size);
100 if (mfi_dcmd_command(fd, MFI_DCMD_CFG_READ, config,
101 config_size, NULL, 0, NULL) < 0) {
108 if (config->size > config_size) {
109 config_size = config->size;
117 static struct mfi_array *
118 mfi_config_lookup_array(struct mfi_config_data *config, uint16_t array_ref)
120 struct mfi_array *ar;
124 p = (char *)config->array;
125 for (i = 0; i < config->array_count; i++) {
126 ar = (struct mfi_array *)p;
127 if (ar->array_ref == array_ref)
129 p += config->array_size;
135 static struct mfi_ld_config *
136 mfi_config_lookup_volume(struct mfi_config_data *config, uint8_t target_id)
138 struct mfi_ld_config *ld;
142 p = (char *)config->array + config->array_count * config->array_size;
143 for (i = 0; i < config->log_drv_count; i++) {
144 ld = (struct mfi_ld_config *)p;
145 if (ld->properties.ld.v.target_id == target_id)
147 p += config->log_drv_size;
154 clear_config(int ac, char **av)
156 struct mfi_ld_list list;
160 fd = mfi_open(mfi_unit);
167 if (!mfi_reconfig_supported()) {
168 warnx("The current mfi(4) driver does not support "
169 "configuration changes.");
174 if (mfi_ld_get_list(fd, &list, NULL) < 0) {
176 warn("Failed to get volume list");
181 for (i = 0; i < list.ld_count; i++) {
182 if (mfi_volume_busy(fd, list.ld_list[i].ld.v.target_id)) {
183 warnx("Volume %s is busy and cannot be deleted",
184 mfi_volume_name(fd, list.ld_list[i].ld.v.target_id));
191 "Are you sure you wish to clear the configuration on mfi%u? [y/N] ",
194 if (ch != 'y' && ch != 'Y') {
195 printf("\nAborting\n");
200 if (mfi_dcmd_command(fd, MFI_DCMD_CFG_CLEAR, NULL, 0, NULL, 0, NULL) < 0) {
202 warn("Failed to clear configuration");
207 printf("mfi%d: Configuration cleared\n", mfi_unit);
212 MFI_COMMAND(top, clear, clear_config);
214 #define MAX_DRIVES_PER_ARRAY MFI_MAX_ROW_SIZE
215 #define MFI_ARRAY_SIZE sizeof(struct mfi_array)
228 compare_int(const void *one, const void *two)
232 first = *(const int *)one;
233 second = *(const int *)two;
235 return (first - second);
238 static struct raid_type_entry {
241 } raid_type_table[] = {
242 { "raid0", RT_RAID0 },
243 { "raid-0", RT_RAID0 },
244 { "raid1", RT_RAID1 },
245 { "raid-1", RT_RAID1 },
246 { "mirror", RT_RAID1 },
247 { "raid5", RT_RAID5 },
248 { "raid-5", RT_RAID5 },
249 { "raid6", RT_RAID6 },
250 { "raid-6", RT_RAID6 },
252 { "concat", RT_CONCAT },
253 { "raid10", RT_RAID10 },
254 { "raid1+0", RT_RAID10 },
255 { "raid-10", RT_RAID10 },
256 { "raid-1+0", RT_RAID10 },
257 { "raid50", RT_RAID50 },
258 { "raid5+0", RT_RAID50 },
259 { "raid-50", RT_RAID50 },
260 { "raid-5+0", RT_RAID50 },
261 { "raid60", RT_RAID60 },
262 { "raid6+0", RT_RAID60 },
263 { "raid-60", RT_RAID60 },
264 { "raid-6+0", RT_RAID60 },
268 struct config_id_state {
279 struct mfi_pd_info *drives;
280 struct mfi_array *array;
283 /* Parse a comma-separated list of drives for an array. */
285 parse_array(int fd, int raid_type, char *array_str, struct array_info *info)
287 struct mfi_pd_info *pinfo;
294 for (count = 0; cp != NULL; count++) {
295 cp = strchr(cp, ',');
299 warnx("Invalid drive list '%s'", array_str);
305 /* Validate the number of drives for this array. */
306 if (count >= MAX_DRIVES_PER_ARRAY) {
307 warnx("Too many drives for a single array: max is %d",
308 MAX_DRIVES_PER_ARRAY);
314 if (count % 2 != 0) {
315 warnx("RAID1 and RAID10 require an even number of "
316 "drives in each array");
323 warnx("RAID5 and RAID50 require at least 3 drives in "
331 warnx("RAID6 and RAID60 require at least 4 drives in "
338 /* Validate each drive. */
339 info->drives = calloc(count, sizeof(struct mfi_pd_info));
340 if (info->drives == NULL) {
341 warnx("malloc failed");
344 info->drive_count = count;
345 for (pinfo = info->drives; (cp = strsep(&array_str, ",")) != NULL;
347 error = mfi_lookup_drive(fd, cp, &device_id);
354 if (mfi_pd_get_info(fd, device_id, pinfo, NULL) < 0) {
356 warn("Failed to fetch drive info for drive %s", cp);
362 if (pinfo->fw_state != MFI_PD_STATE_UNCONFIGURED_GOOD) {
363 warnx("Drive %u is not available", device_id);
374 * Find the next free array ref assuming that 'array_ref' is the last
375 * one used. 'array_ref' should be 0xffff for the initial test.
378 find_next_array(struct config_id_state *state)
382 /* Assume the current one is used. */
385 /* Find the next free one. */
386 for (i = 0; i < state->array_count; i++)
387 if (state->arrays[i] == state->array_ref)
389 return (state->array_ref);
393 * Find the next free volume ID assuming that 'target_id' is the last
394 * one used. 'target_id' should be 0xff for the initial test.
397 find_next_volume(struct config_id_state *state)
401 /* Assume the current one is used. */
404 /* Find the next free one. */
405 for (i = 0; i < state->log_drv_count; i++)
406 if (state->volumes[i] == state->target_id)
408 return (state->target_id);
411 /* Populate an array with drives. */
413 build_array(int fd, char *arrayp, struct array_info *array_info,
414 struct config_id_state *state, int verbose)
416 struct mfi_array *ar = (struct mfi_array *)arrayp;
419 ar->size = array_info->drives[0].coerced_size;
420 ar->num_drives = array_info->drive_count;
421 ar->array_ref = find_next_array(state);
422 for (i = 0; i < array_info->drive_count; i++) {
424 printf("Adding drive %s to array %u\n",
426 array_info->drives[i].ref.v.device_id,
427 MFI_DNAME_DEVICE_ID|MFI_DNAME_HONOR_OPTS),
429 if (ar->size > array_info->drives[i].coerced_size)
430 ar->size = array_info->drives[i].coerced_size;
431 ar->pd[i].ref = array_info->drives[i].ref;
432 ar->pd[i].fw_state = MFI_PD_STATE_ONLINE;
434 array_info->array = ar;
438 * Create a volume that spans one or more arrays.
441 build_volume(char *volumep, int narrays, struct array_info *arrays,
442 int raid_type, long stripe_size, struct config_id_state *state, int verbose)
444 struct mfi_ld_config *ld = (struct mfi_ld_config *)volumep;
445 struct mfi_array *ar;
449 ld->properties.ld.v.target_id = find_next_volume(state);
450 ld->properties.ld.v.seq = 0;
451 ld->properties.default_cache_policy = MR_LD_CACHE_ALLOW_WRITE_CACHE |
452 MR_LD_CACHE_WRITE_BACK;
453 ld->properties.access_policy = MFI_LD_ACCESS_RW;
454 ld->properties.disk_cache_policy = MR_PD_CACHE_UNCHANGED;
455 ld->properties.current_cache_policy = MR_LD_CACHE_ALLOW_WRITE_CACHE |
456 MR_LD_CACHE_WRITE_BACK;
457 ld->properties.no_bgi = 0;
463 ld->params.primary_raid_level = DDF_RAID0;
464 ld->params.raid_level_qualifier = 0;
465 ld->params.secondary_raid_level = 0;
468 ld->params.primary_raid_level = DDF_RAID1;
469 ld->params.raid_level_qualifier = 0;
470 ld->params.secondary_raid_level = 0;
473 ld->params.primary_raid_level = DDF_RAID5;
474 ld->params.raid_level_qualifier = 3;
475 ld->params.secondary_raid_level = 0;
478 ld->params.primary_raid_level = DDF_RAID6;
479 ld->params.raid_level_qualifier = 3;
480 ld->params.secondary_raid_level = 0;
483 ld->params.primary_raid_level = DDF_CONCAT;
484 ld->params.raid_level_qualifier = 0;
485 ld->params.secondary_raid_level = 0;
488 ld->params.primary_raid_level = DDF_RAID1;
489 ld->params.raid_level_qualifier = 0;
490 ld->params.secondary_raid_level = 3; /* XXX? */
494 * XXX: This appears to work though the card's BIOS
495 * complains that the configuration is foreign. The
496 * BIOS setup does not allow for creation of RAID-50
497 * or RAID-60 arrays. The only nested array
498 * configuration it allows for is RAID-10.
500 ld->params.primary_raid_level = DDF_RAID5;
501 ld->params.raid_level_qualifier = 3;
502 ld->params.secondary_raid_level = 3; /* XXX? */
505 ld->params.primary_raid_level = DDF_RAID6;
506 ld->params.raid_level_qualifier = 3;
507 ld->params.secondary_raid_level = 3; /* XXX? */
512 * Stripe size is encoded as (2 ^ N) * 512 = stripe_size. Use
513 * ffs() to simulate log2(stripe_size).
515 ld->params.stripe_size = ffs(stripe_size) - 1 - 9;
516 ld->params.num_drives = arrays[0].array->num_drives;
517 ld->params.span_depth = narrays;
518 ld->params.state = MFI_LD_STATE_OPTIMAL;
519 ld->params.init_state = MFI_LD_PARAMS_INIT_NO;
520 ld->params.is_consistent = 0;
523 for (i = 0; i < narrays; i++) {
524 ar = arrays[i].array;
526 printf("Adding array %u to volume %u\n", ar->array_ref,
527 ld->properties.ld.v.target_id);
528 ld->span[i].start_block = 0;
529 ld->span[i].num_blocks = ar->size;
530 ld->span[i].array_ref = ar->array_ref;
535 create_volume(int ac, char **av)
537 struct mfi_config_data *config;
538 struct mfi_array *ar;
539 struct mfi_ld_config *ld;
540 struct config_id_state state;
542 char *p, *cfg_arrays, *cfg_volumes;
543 int error, fd, i, raid_type;
544 int narrays, nvolumes, arrays_per_volume;
545 struct array_info *arrays;
553 * Backwards compat. Map 'create volume' to 'create' and
554 * 'create spare' to 'add'.
557 if (strcmp(av[1], "volume") == 0) {
560 } else if (strcmp(av[1], "spare") == 0) {
563 return (add_spare(ac, av));
568 warnx("create volume: volume type required");
572 bzero(&state, sizeof(state));
578 fd = mfi_open(mfi_unit);
585 if (!mfi_reconfig_supported()) {
586 warnx("The current mfi(4) driver does not support "
587 "configuration changes.");
592 /* Lookup the RAID type first. */
594 for (i = 0; raid_type_table[i].name != NULL; i++)
595 if (strcasecmp(raid_type_table[i].name, av[1]) == 0) {
596 raid_type = raid_type_table[i].raid_type;
600 if (raid_type == -1) {
601 warnx("Unknown or unsupported volume type %s", av[1]);
606 /* Parse any options. */
612 stripe_size = 64 * 1024;
614 while ((ch = getopt(ac, av, "ds:v")) != -1) {
622 stripe_size = dehumanize(optarg);
623 if ((stripe_size < 512) || (!powerof2(stripe_size)))
624 stripe_size = 64 * 1024;
638 /* Parse all the arrays. */
641 warnx("At least one drive list is required");
652 warnx("Only one drive list can be specified");
661 warnx("RAID10, RAID50, and RAID60 require at least "
666 if (narrays > MFI_MAX_SPAN_DEPTH) {
667 warnx("Volume spans more than %d arrays",
674 arrays = calloc(narrays, sizeof(*arrays));
675 if (arrays == NULL) {
676 warnx("malloc failed");
680 for (i = 0; i < narrays; i++) {
681 error = parse_array(fd, raid_type, av[i], &arrays[i]);
690 for (i = 1; i < narrays; i++) {
691 if (arrays[i].drive_count != arrays[0].drive_count) {
692 warnx("All arrays must contain the same "
702 * Fetch the current config and build sorted lists of existing
703 * array and volume identifiers.
705 if (mfi_config_read(fd, &config) < 0) {
707 warn("Failed to read configuration");
710 p = (char *)config->array;
711 state.array_ref = 0xffff;
712 state.target_id = 0xff;
713 state.array_count = config->array_count;
714 if (config->array_count > 0) {
715 state.arrays = calloc(config->array_count, sizeof(int));
716 if (state.arrays == NULL) {
717 warnx("malloc failed");
721 for (i = 0; i < config->array_count; i++) {
722 ar = (struct mfi_array *)p;
723 state.arrays[i] = ar->array_ref;
724 p += config->array_size;
726 qsort(state.arrays, config->array_count, sizeof(int),
730 state.log_drv_count = config->log_drv_count;
731 if (config->log_drv_count) {
732 state.volumes = calloc(config->log_drv_count, sizeof(int));
733 if (state.volumes == NULL) {
734 warnx("malloc failed");
738 for (i = 0; i < config->log_drv_count; i++) {
739 ld = (struct mfi_ld_config *)p;
740 state.volumes[i] = ld->properties.ld.v.target_id;
741 p += config->log_drv_size;
743 qsort(state.volumes, config->log_drv_count, sizeof(int),
746 state.volumes = NULL;
749 /* Determine the size of the configuration we will build. */
757 /* Each volume spans a single array. */
763 /* A single volume spans multiple arrays. */
771 config_size = sizeof(struct mfi_config_data) +
772 sizeof(struct mfi_ld_config) * nvolumes + MFI_ARRAY_SIZE * narrays;
773 config = calloc(1, config_size);
774 if (config == NULL) {
775 warnx("malloc failed");
779 config->size = config_size;
780 config->array_count = narrays;
781 config->array_size = MFI_ARRAY_SIZE; /* XXX: Firmware hardcode */
782 config->log_drv_count = nvolumes;
783 config->log_drv_size = sizeof(struct mfi_ld_config);
784 config->spares_count = 0;
785 config->spares_size = 40; /* XXX: Firmware hardcode */
786 cfg_arrays = (char *)config->array;
787 cfg_volumes = cfg_arrays + config->array_size * narrays;
789 /* Build the arrays. */
790 for (i = 0; i < narrays; i++) {
791 build_array(fd, cfg_arrays, &arrays[i], &state, verbose);
792 cfg_arrays += config->array_size;
795 /* Now build the volume(s). */
796 arrays_per_volume = narrays / nvolumes;
797 for (i = 0; i < nvolumes; i++) {
798 build_volume(cfg_volumes, arrays_per_volume,
799 &arrays[i * arrays_per_volume], raid_type, stripe_size,
801 cfg_volumes += config->log_drv_size;
806 dump_config(fd, config);
809 /* Send the new config to the controller. */
810 if (mfi_dcmd_command(fd, MFI_DCMD_CFG_ADD, config, config_size,
811 NULL, 0, NULL) < 0) {
813 warn("Failed to add volume");
822 if (arrays != NULL) {
823 for (i = 0; i < narrays; i++)
824 free(arrays[i].drives);
831 MFI_COMMAND(top, create, create_volume);
834 delete_volume(int ac, char **av)
836 struct mfi_ld_info info;
838 uint8_t target_id, mbox[4];
841 * Backwards compat. Map 'delete volume' to 'delete' and
842 * 'delete spare' to 'remove'.
845 if (strcmp(av[1], "volume") == 0) {
848 } else if (strcmp(av[1], "spare") == 0) {
851 return (remove_spare(ac, av));
856 warnx("delete volume: volume required");
860 fd = mfi_open(mfi_unit);
867 if (!mfi_reconfig_supported()) {
868 warnx("The current mfi(4) driver does not support "
869 "configuration changes.");
874 if (mfi_lookup_volume(fd, av[1], &target_id) < 0) {
876 warn("Invalid volume %s", av[1]);
881 if (mfi_ld_get_info(fd, target_id, &info, NULL) < 0) {
883 warn("Failed to get info for volume %d", target_id);
888 if (mfi_volume_busy(fd, target_id)) {
889 warnx("Volume %s is busy and cannot be deleted",
890 mfi_volume_name(fd, target_id));
895 mbox_store_ldref(mbox, &info.ld_config.properties.ld);
896 if (mfi_dcmd_command(fd, MFI_DCMD_LD_DELETE, NULL, 0, mbox,
897 sizeof(mbox), NULL) < 0) {
899 warn("Failed to delete volume");
908 MFI_COMMAND(top, delete, delete_volume);
911 add_spare(int ac, char **av)
913 struct mfi_pd_info info;
914 struct mfi_config_data *config;
915 struct mfi_array *ar;
916 struct mfi_ld_config *ld;
917 struct mfi_spare *spare;
924 warnx("add spare: drive required");
928 fd = mfi_open(mfi_unit);
937 error = mfi_lookup_drive(fd, av[1], &device_id);
941 if (mfi_pd_get_info(fd, device_id, &info, NULL) < 0) {
943 warn("Failed to fetch drive info");
947 if (info.fw_state != MFI_PD_STATE_UNCONFIGURED_GOOD) {
948 warnx("Drive %u is not available", device_id);
954 if (mfi_lookup_volume(fd, av[2], &target_id) < 0) {
956 warn("Invalid volume %s", av[2]);
961 if (mfi_config_read(fd, &config) < 0) {
963 warn("Failed to read configuration");
967 spare = malloc(sizeof(struct mfi_spare) + sizeof(uint16_t) *
968 config->array_count);
970 warnx("malloc failed");
974 bzero(spare, sizeof(struct mfi_spare));
975 spare->ref = info.ref;
978 /* Global spare backs all arrays. */
979 p = (char *)config->array;
980 for (i = 0; i < config->array_count; i++) {
981 ar = (struct mfi_array *)p;
982 if (ar->size > info.coerced_size) {
983 warnx("Spare isn't large enough for array %u",
988 p += config->array_size;
990 spare->array_count = 0;
993 * Dedicated spares only back the arrays for a
996 ld = mfi_config_lookup_volume(config, target_id);
998 warnx("Did not find volume %d", target_id);
1003 spare->spare_type |= MFI_SPARE_DEDICATED;
1004 spare->array_count = ld->params.span_depth;
1005 for (i = 0; i < ld->params.span_depth; i++) {
1006 ar = mfi_config_lookup_array(config,
1007 ld->span[i].array_ref);
1009 warnx("Missing array; inconsistent config?");
1013 if (ar->size > info.coerced_size) {
1014 warnx("Spare isn't large enough for array %u",
1019 spare->array_ref[i] = ar->array_ref;
1023 if (mfi_dcmd_command(fd, MFI_DCMD_CFG_MAKE_SPARE, spare,
1024 sizeof(struct mfi_spare) + sizeof(uint16_t) * spare->array_count,
1025 NULL, 0, NULL) < 0) {
1027 warn("Failed to assign spare");
1038 MFI_COMMAND(top, add, add_spare);
1041 remove_spare(int ac, char **av)
1043 struct mfi_pd_info info;
1049 warnx("remove spare: drive required");
1053 fd = mfi_open(mfi_unit);
1060 error = mfi_lookup_drive(fd, av[1], &device_id);
1066 /* Get the info for this drive. */
1067 if (mfi_pd_get_info(fd, device_id, &info, NULL) < 0) {
1069 warn("Failed to fetch info for drive %u", device_id);
1074 if (info.fw_state != MFI_PD_STATE_HOT_SPARE) {
1075 warnx("Drive %u is not a hot spare", device_id);
1080 mbox_store_pdref(mbox, &info.ref);
1081 if (mfi_dcmd_command(fd, MFI_DCMD_CFG_REMOVE_SPARE, NULL, 0, mbox,
1082 sizeof(mbox), NULL) < 0) {
1084 warn("Failed to delete spare");
1093 MFI_COMMAND(top, remove, remove_spare);
1096 /* Display raw data about a config. */
1098 dump_config(int fd, struct mfi_config_data *config)
1100 struct mfi_array *ar;
1101 struct mfi_ld_config *ld;
1102 struct mfi_spare *sp;
1103 struct mfi_pd_info pinfo;
1109 "mfi%d Configuration (Debug): %d arrays, %d volumes, %d spares\n",
1110 mfi_unit, config->array_count, config->log_drv_count,
1111 config->spares_count);
1112 printf(" array size: %u\n", config->array_size);
1113 printf(" volume size: %u\n", config->log_drv_size);
1114 printf(" spare size: %u\n", config->spares_size);
1115 p = (char *)config->array;
1117 for (i = 0; i < config->array_count; i++) {
1118 ar = (struct mfi_array *)p;
1119 printf(" array %u of %u drives:\n", ar->array_ref,
1121 printf(" size = %ju\n", (uintmax_t)ar->size);
1122 for (j = 0; j < ar->num_drives; j++) {
1123 device_id = ar->pd[j].ref.v.device_id;
1124 if (device_id == 0xffff)
1125 printf(" drive MISSING\n");
1127 printf(" drive %u %s\n", device_id,
1128 mfi_pdstate(ar->pd[j].fw_state));
1129 if (mfi_pd_get_info(fd, device_id, &pinfo,
1131 printf(" raw size: %ju\n",
1132 (uintmax_t)pinfo.raw_size);
1133 printf(" non-coerced size: %ju\n",
1134 (uintmax_t)pinfo.non_coerced_size);
1135 printf(" coerced size: %ju\n",
1136 (uintmax_t)pinfo.coerced_size);
1140 p += config->array_size;
1143 for (i = 0; i < config->log_drv_count; i++) {
1144 ld = (struct mfi_ld_config *)p;
1145 printf(" volume %s ",
1146 mfi_volume_name(fd, ld->properties.ld.v.target_id));
1148 mfi_raid_level(ld->params.primary_raid_level,
1149 ld->params.secondary_raid_level),
1150 mfi_ldstate(ld->params.state));
1151 if (ld->properties.name[0] != '\0')
1152 printf(" <%s>", ld->properties.name);
1154 printf(" primary raid level: %u\n",
1155 ld->params.primary_raid_level);
1156 printf(" raid level qualifier: %u\n",
1157 ld->params.raid_level_qualifier);
1158 printf(" secondary raid level: %u\n",
1159 ld->params.secondary_raid_level);
1160 printf(" stripe size: %u\n", ld->params.stripe_size);
1161 printf(" num drives: %u\n", ld->params.num_drives);
1162 printf(" init state: %u\n", ld->params.init_state);
1163 printf(" consistent: %u\n", ld->params.is_consistent);
1164 printf(" no bgi: %u\n", ld->properties.no_bgi);
1165 printf(" spans:\n");
1166 for (j = 0; j < ld->params.span_depth; j++) {
1167 printf(" array %u @ ", ld->span[j].array_ref);
1168 printf("%ju : %ju\n",
1169 (uintmax_t)ld->span[j].start_block,
1170 (uintmax_t)ld->span[j].num_blocks);
1172 p += config->log_drv_size;
1175 for (i = 0; i < config->spares_count; i++) {
1176 sp = (struct mfi_spare *)p;
1177 printf(" %s spare %u ",
1178 sp->spare_type & MFI_SPARE_DEDICATED ? "dedicated" :
1179 "global", sp->ref.v.device_id);
1180 printf("%s", mfi_pdstate(MFI_PD_STATE_HOT_SPARE));
1181 printf(" backs:\n");
1182 for (j = 0; j < sp->array_count; j++)
1183 printf(" array %u\n", sp->array_ref[j]);
1184 p += config->spares_size;
1189 debug_config(int ac, char **av)
1191 struct mfi_config_data *config;
1195 warnx("debug: extra arguments");
1199 fd = mfi_open(mfi_unit);
1206 /* Get the config from the controller. */
1207 if (mfi_config_read(fd, &config) < 0) {
1209 warn("Failed to get config");
1214 /* Dump out the configuration. */
1215 dump_config(fd, config);
1221 MFI_COMMAND(top, debug, debug_config);
1224 dump(int ac, char **av)
1226 struct mfi_config_data *config;
1232 warnx("dump: extra arguments");
1236 fd = mfi_open(mfi_unit);
1243 /* Get the stashed copy of the last dcmd from the driver. */
1244 snprintf(buf, sizeof(buf), "dev.mfi.%d.debug_command", mfi_unit);
1245 if (sysctlbyname(buf, NULL, &len, NULL, 0) < 0) {
1247 warn("Failed to read debug command");
1248 if (error == ENOENT)
1254 config = malloc(len);
1255 if (config == NULL) {
1256 warnx("malloc failed");
1260 if (sysctlbyname(buf, config, &len, NULL, 0) < 0) {
1262 warn("Failed to read debug command");
1267 dump_config(fd, config);
1273 MFI_COMMAND(top, dump, dump);