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.
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19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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29 * $FreeBSD: src/usr.sbin/mfiutil/mfi_config.c,v 1.8 2011/11/29 08:16:14 delphij Exp $
32 #include <sys/param.h>
34 #include <sys/sysctl.h>
46 static int add_spare(int ac, char **av);
47 static int remove_spare(int ac, char **av);
50 mfi_config_read(int fd, struct mfi_config_data **configp)
52 return mfi_config_read_opcode(fd, MFI_DCMD_CFG_READ, configp, NULL, 0);
56 mfi_config_read_opcode(int fd, uint32_t opcode,
57 struct mfi_config_data **configp, uint8_t *mbox, size_t mboxlen)
59 struct mfi_config_data *config;
64 * Keep fetching the config in a loop until we have a large enough
65 * buffer to hold the entire configuration.
70 config = reallocf(config, config_size);
73 if (mfi_dcmd_command(fd, opcode, config,
74 config_size, mbox, mboxlen, NULL) < 0) {
81 if (config->size > config_size) {
82 config_size = config->size;
90 static struct mfi_array *
91 mfi_config_lookup_array(struct mfi_config_data *config, uint16_t array_ref)
97 p = (char *)config->array;
98 for (i = 0; i < config->array_count; i++) {
99 ar = (struct mfi_array *)p;
100 if (ar->array_ref == array_ref)
102 p += config->array_size;
108 static struct mfi_ld_config *
109 mfi_config_lookup_volume(struct mfi_config_data *config, uint8_t target_id)
111 struct mfi_ld_config *ld;
115 p = (char *)config->array + config->array_count * config->array_size;
116 for (i = 0; i < config->log_drv_count; i++) {
117 ld = (struct mfi_ld_config *)p;
118 if (ld->properties.ld.v.target_id == target_id)
120 p += config->log_drv_size;
127 clear_config(__unused int ac, __unused char **av)
129 struct mfi_ld_list list;
133 fd = mfi_open(mfi_unit);
140 if (!mfi_reconfig_supported()) {
141 warnx("The current mfi(4) driver does not support "
142 "configuration changes.");
147 if (mfi_ld_get_list(fd, &list, NULL) < 0) {
149 warn("Failed to get volume list");
154 for (i = 0; i < list.ld_count; i++) {
155 if (mfi_volume_busy(fd, list.ld_list[i].ld.v.target_id)) {
156 warnx("Volume %s is busy and cannot be deleted",
157 mfi_volume_name(fd, list.ld_list[i].ld.v.target_id));
164 "Are you sure you wish to clear the configuration on mfi%u? [y/N] ",
167 if (ch != 'y' && ch != 'Y') {
168 printf("\nAborting\n");
173 if (mfi_dcmd_command(fd, MFI_DCMD_CFG_CLEAR, NULL, 0, NULL, 0, NULL) < 0) {
175 warn("Failed to clear configuration");
180 printf("mfi%d: Configuration cleared\n", mfi_unit);
185 MFI_COMMAND(top, clear, clear_config);
187 #define MFI_ARRAY_SIZE 288
188 #define MAX_DRIVES_PER_ARRAY \
189 ((MFI_ARRAY_SIZE - sizeof(struct mfi_array)) / 8)
202 compare_int(const void *one, const void *two)
206 first = *(const int *)one;
207 second = *(const int *)two;
209 return (first - second);
212 static struct raid_type_entry {
215 } raid_type_table[] = {
216 { "raid0", RT_RAID0 },
217 { "raid-0", RT_RAID0 },
218 { "raid1", RT_RAID1 },
219 { "raid-1", RT_RAID1 },
220 { "mirror", RT_RAID1 },
221 { "raid5", RT_RAID5 },
222 { "raid-5", RT_RAID5 },
223 { "raid6", RT_RAID6 },
224 { "raid-6", RT_RAID6 },
226 { "concat", RT_CONCAT },
227 { "raid10", RT_RAID10 },
228 { "raid1+0", RT_RAID10 },
229 { "raid-10", RT_RAID10 },
230 { "raid-1+0", RT_RAID10 },
231 { "raid50", RT_RAID50 },
232 { "raid5+0", RT_RAID50 },
233 { "raid-50", RT_RAID50 },
234 { "raid-5+0", RT_RAID50 },
235 { "raid60", RT_RAID60 },
236 { "raid6+0", RT_RAID60 },
237 { "raid-60", RT_RAID60 },
238 { "raid-6+0", RT_RAID60 },
242 struct config_id_state {
253 struct mfi_pd_info *drives;
254 struct mfi_array *array;
257 /* Parse a comma-separated list of drives for an array. */
259 parse_array(int fd, int raid_type, char *array_str, struct array_info *info)
261 struct mfi_pd_info *pinfo;
268 for (count = 0; cp != NULL; count++) {
269 cp = strchr(cp, ',');
273 warnx("Invalid drive list '%s'", array_str);
279 /* Validate the number of drives for this array. */
280 if (count >= MAX_DRIVES_PER_ARRAY) {
281 warnx("Too many drives for a single array: max is %zu",
282 MAX_DRIVES_PER_ARRAY);
288 if (count % 2 != 0) {
289 warnx("RAID1 and RAID10 require an even number of "
290 "drives in each array");
297 warnx("RAID5 and RAID50 require at least 3 drives in "
305 warnx("RAID6 and RAID60 require at least 4 drives in "
312 /* Validate each drive. */
313 info->drives = calloc(count, sizeof(struct mfi_pd_info));
314 if (info->drives == NULL) {
315 warnx("malloc failed");
318 info->drive_count = count;
319 for (pinfo = info->drives; (cp = strsep(&array_str, ",")) != NULL;
321 error = mfi_lookup_drive(fd, cp, &device_id);
328 if (mfi_pd_get_info(fd, device_id, pinfo, NULL) < 0) {
330 warn("Failed to fetch drive info for drive %s", cp);
336 if (pinfo->fw_state != MFI_PD_STATE_UNCONFIGURED_GOOD) {
337 warnx("Drive %u is not available", device_id);
343 if (pinfo->state.ddf.v.pd_type.is_foreign) {
344 warnx("Drive %u is foreign", device_id);
355 * Find the next free array ref assuming that 'array_ref' is the last
356 * one used. 'array_ref' should be 0xffff for the initial test.
359 find_next_array(struct config_id_state *state)
363 /* Assume the current one is used. */
366 /* Find the next free one. */
367 for (i = 0; i < state->array_count; i++)
368 if (state->arrays[i] == state->array_ref)
370 return (state->array_ref);
374 * Find the next free volume ID assuming that 'target_id' is the last
375 * one used. 'target_id' should be 0xff for the initial test.
378 find_next_volume(struct config_id_state *state)
382 /* Assume the current one is used. */
385 /* Find the next free one. */
386 for (i = 0; i < state->log_drv_count; i++)
387 if (state->volumes[i] == state->target_id)
389 return (state->target_id);
392 /* Populate an array with drives. */
394 build_array(__unused int fd, char *arrayp, struct array_info *array_info,
395 struct config_id_state *state, int verbose)
397 struct mfi_array *ar = (struct mfi_array *)arrayp;
400 ar->size = array_info->drives[0].coerced_size;
401 ar->num_drives = array_info->drive_count;
402 ar->array_ref = find_next_array(state);
403 for (i = 0; i < array_info->drive_count; i++) {
405 printf("Adding drive %s to array %u\n",
407 array_info->drives[i].ref.v.device_id,
408 MFI_DNAME_DEVICE_ID|MFI_DNAME_HONOR_OPTS),
410 if (ar->size > array_info->drives[i].coerced_size)
411 ar->size = array_info->drives[i].coerced_size;
412 ar->pd[i].ref = array_info->drives[i].ref;
413 ar->pd[i].fw_state = MFI_PD_STATE_ONLINE;
415 array_info->array = ar;
419 * Create a volume that spans one or more arrays.
422 build_volume(char *volumep, int narrays, struct array_info *arrays,
423 int raid_type, long stripe_size, struct config_id_state *state, int verbose)
425 struct mfi_ld_config *ld = (struct mfi_ld_config *)volumep;
426 struct mfi_array *ar;
430 ld->properties.ld.v.target_id = find_next_volume(state);
431 ld->properties.ld.v.seq = 0;
432 ld->properties.default_cache_policy = MR_LD_CACHE_ALLOW_WRITE_CACHE |
433 MR_LD_CACHE_WRITE_BACK;
434 ld->properties.access_policy = MFI_LD_ACCESS_RW;
435 ld->properties.disk_cache_policy = MR_PD_CACHE_UNCHANGED;
436 ld->properties.current_cache_policy = MR_LD_CACHE_ALLOW_WRITE_CACHE |
437 MR_LD_CACHE_WRITE_BACK;
438 ld->properties.no_bgi = 0;
444 ld->params.primary_raid_level = DDF_RAID0;
445 ld->params.raid_level_qualifier = 0;
446 ld->params.secondary_raid_level = 0;
449 ld->params.primary_raid_level = DDF_RAID1;
450 ld->params.raid_level_qualifier = 0;
451 ld->params.secondary_raid_level = 0;
454 ld->params.primary_raid_level = DDF_RAID5;
455 ld->params.raid_level_qualifier = 3;
456 ld->params.secondary_raid_level = 0;
459 ld->params.primary_raid_level = DDF_RAID6;
460 ld->params.raid_level_qualifier = 3;
461 ld->params.secondary_raid_level = 0;
464 ld->params.primary_raid_level = DDF_CONCAT;
465 ld->params.raid_level_qualifier = 0;
466 ld->params.secondary_raid_level = 0;
469 ld->params.primary_raid_level = DDF_RAID1;
470 ld->params.raid_level_qualifier = 0;
471 ld->params.secondary_raid_level = 3; /* XXX? */
475 * XXX: This appears to work though the card's BIOS
476 * complains that the configuration is foreign. The
477 * BIOS setup does not allow for creation of RAID-50
478 * or RAID-60 arrays. The only nested array
479 * configuration it allows for is RAID-10.
481 ld->params.primary_raid_level = DDF_RAID5;
482 ld->params.raid_level_qualifier = 3;
483 ld->params.secondary_raid_level = 3; /* XXX? */
486 ld->params.primary_raid_level = DDF_RAID6;
487 ld->params.raid_level_qualifier = 3;
488 ld->params.secondary_raid_level = 3; /* XXX? */
493 * Stripe size is encoded as (2 ^ N) * 512 = stripe_size. Use
494 * ffs() to simulate log2(stripe_size).
496 ld->params.stripe_size = ffs(stripe_size) - 1 - 9;
497 ld->params.num_drives = arrays[0].array->num_drives;
498 ld->params.span_depth = narrays;
499 ld->params.state = MFI_LD_STATE_OPTIMAL;
500 ld->params.init_state = MFI_LD_PARAMS_INIT_NO;
501 ld->params.is_consistent = 0;
504 for (i = 0; i < narrays; i++) {
505 ar = arrays[i].array;
507 printf("Adding array %u to volume %u\n", ar->array_ref,
508 ld->properties.ld.v.target_id);
509 ld->span[i].start_block = 0;
510 ld->span[i].num_blocks = ar->size;
511 ld->span[i].array_ref = ar->array_ref;
516 create_volume(int ac, char **av)
518 struct mfi_config_data *config;
519 struct mfi_array *ar;
520 struct mfi_ld_config *ld;
521 struct config_id_state state;
523 char *p, *cfg_arrays, *cfg_volumes;
524 int error, fd, i, raid_type;
525 int narrays, nvolumes, arrays_per_volume;
526 struct array_info *arrays;
534 * Backwards compat. Map 'create volume' to 'create' and
535 * 'create spare' to 'add'.
538 if (strcmp(av[1], "volume") == 0) {
541 } else if (strcmp(av[1], "spare") == 0) {
544 return (add_spare(ac, av));
549 warnx("create volume: volume type required");
553 bzero(&state, sizeof(state));
559 fd = mfi_open(mfi_unit);
566 if (!mfi_reconfig_supported()) {
567 warnx("The current mfi(4) driver does not support "
568 "configuration changes.");
573 /* Lookup the RAID type first. */
575 for (i = 0; raid_type_table[i].name != NULL; i++)
576 if (strcasecmp(raid_type_table[i].name, av[1]) == 0) {
577 raid_type = raid_type_table[i].raid_type;
581 if (raid_type == -1) {
582 warnx("Unknown or unsupported volume type %s", av[1]);
587 /* Parse any options. */
593 stripe_size = 64 * 1024;
595 while ((ch = getopt(ac, av, "ds:v")) != -1) {
603 error = dehumanize_number(optarg, &stripe_size);
605 warnx("Illegal stripe size");
608 if ((stripe_size < 512) || (!powerof2(stripe_size))) {
609 warnx("Illegal stripe size, using 64K");
610 stripe_size = 64 * 1024;
625 /* Parse all the arrays. */
628 warnx("At least one drive list is required");
639 warnx("Only one drive list can be specified");
648 warnx("RAID10, RAID50, and RAID60 require at least "
653 if (narrays > MFI_MAX_SPAN_DEPTH) {
654 warnx("Volume spans more than %d arrays",
661 arrays = calloc(narrays, sizeof(*arrays));
662 if (arrays == NULL) {
663 warnx("malloc failed");
667 for (i = 0; i < narrays; i++) {
668 error = parse_array(fd, raid_type, av[i], &arrays[i]);
677 for (i = 1; i < narrays; i++) {
678 if (arrays[i].drive_count != arrays[0].drive_count) {
679 warnx("All arrays must contain the same "
689 * Fetch the current config and build sorted lists of existing
690 * array and volume identifiers.
692 if (mfi_config_read(fd, &config) < 0) {
694 warn("Failed to read configuration");
697 p = (char *)config->array;
698 state.array_ref = 0xffff;
699 state.target_id = 0xff;
700 state.array_count = config->array_count;
701 if (config->array_count > 0) {
702 state.arrays = calloc(config->array_count, sizeof(int));
703 if (state.arrays == NULL) {
704 warnx("malloc failed");
708 for (i = 0; i < config->array_count; i++) {
709 ar = (struct mfi_array *)p;
710 state.arrays[i] = ar->array_ref;
711 p += config->array_size;
713 qsort(state.arrays, config->array_count, sizeof(int),
717 state.log_drv_count = config->log_drv_count;
718 if (config->log_drv_count) {
719 state.volumes = calloc(config->log_drv_count, sizeof(int));
720 if (state.volumes == NULL) {
721 warnx("malloc failed");
725 for (i = 0; i < config->log_drv_count; i++) {
726 ld = (struct mfi_ld_config *)p;
727 state.volumes[i] = ld->properties.ld.v.target_id;
728 p += config->log_drv_size;
730 qsort(state.volumes, config->log_drv_count, sizeof(int),
733 state.volumes = NULL;
736 /* Determine the size of the configuration we will build. */
744 /* Each volume spans a single array. */
750 /* A single volume spans multiple arrays. */
758 config_size = sizeof(struct mfi_config_data) +
759 sizeof(struct mfi_ld_config) * nvolumes + MFI_ARRAY_SIZE * narrays;
760 config = calloc(1, config_size);
761 if (config == NULL) {
762 warnx("malloc failed");
766 config->size = config_size;
767 config->array_count = narrays;
768 config->array_size = MFI_ARRAY_SIZE; /* XXX: Firmware hardcode */
769 config->log_drv_count = nvolumes;
770 config->log_drv_size = sizeof(struct mfi_ld_config);
771 config->spares_count = 0;
772 config->spares_size = 40; /* XXX: Firmware hardcode */
773 cfg_arrays = (char *)config->array;
774 cfg_volumes = cfg_arrays + config->array_size * narrays;
776 /* Build the arrays. */
777 for (i = 0; i < narrays; i++) {
778 build_array(fd, cfg_arrays, &arrays[i], &state, verbose);
779 cfg_arrays += config->array_size;
782 /* Now build the volume(s). */
783 arrays_per_volume = narrays / nvolumes;
784 for (i = 0; i < nvolumes; i++) {
785 build_volume(cfg_volumes, arrays_per_volume,
786 &arrays[i * arrays_per_volume], raid_type, stripe_size,
788 cfg_volumes += config->log_drv_size;
793 dump_config(fd, config, NULL);
796 /* Send the new config to the controller. */
797 if (mfi_dcmd_command(fd, MFI_DCMD_CFG_ADD, config, config_size,
798 NULL, 0, NULL) < 0) {
800 warn("Failed to add volume");
809 if (arrays != NULL) {
810 for (i = 0; i < narrays; i++)
811 free(arrays[i].drives);
818 MFI_COMMAND(top, create, create_volume);
821 delete_volume(int ac, char **av)
823 struct mfi_ld_info info;
825 uint8_t target_id, mbox[4];
828 * Backwards compat. Map 'delete volume' to 'delete' and
829 * 'delete spare' to 'remove'.
832 if (strcmp(av[1], "volume") == 0) {
835 } else if (strcmp(av[1], "spare") == 0) {
838 return (remove_spare(ac, av));
843 warnx("delete volume: volume required");
847 fd = mfi_open(mfi_unit);
854 if (!mfi_reconfig_supported()) {
855 warnx("The current mfi(4) driver does not support "
856 "configuration changes.");
861 if (mfi_lookup_volume(fd, av[1], &target_id) < 0) {
863 warn("Invalid volume %s", av[1]);
868 if (mfi_ld_get_info(fd, target_id, &info, NULL) < 0) {
870 warn("Failed to get info for volume %d", target_id);
875 if (mfi_volume_busy(fd, target_id)) {
876 warnx("Volume %s is busy and cannot be deleted",
877 mfi_volume_name(fd, target_id));
882 mbox_store_ldref(mbox, &info.ld_config.properties.ld);
883 if (mfi_dcmd_command(fd, MFI_DCMD_LD_DELETE, NULL, 0, mbox,
884 sizeof(mbox), NULL) < 0) {
886 warn("Failed to delete volume");
895 MFI_COMMAND(top, delete, delete_volume);
898 add_spare(int ac, char **av)
900 struct mfi_pd_info info;
901 struct mfi_config_data *config;
902 struct mfi_array *ar;
903 struct mfi_ld_config *ld;
904 struct mfi_spare *spare;
911 warnx("add spare: drive required");
915 fd = mfi_open(mfi_unit);
924 error = mfi_lookup_drive(fd, av[1], &device_id);
928 if (mfi_pd_get_info(fd, device_id, &info, NULL) < 0) {
930 warn("Failed to fetch drive info");
934 if (info.fw_state != MFI_PD_STATE_UNCONFIGURED_GOOD) {
935 warnx("Drive %u is not available", device_id);
941 if (mfi_lookup_volume(fd, av[2], &target_id) < 0) {
943 warn("Invalid volume %s", av[2]);
948 if (mfi_config_read(fd, &config) < 0) {
950 warn("Failed to read configuration");
954 spare = malloc(sizeof(struct mfi_spare) + sizeof(uint16_t) *
955 config->array_count);
957 warnx("malloc failed");
961 bzero(spare, sizeof(struct mfi_spare));
962 spare->ref = info.ref;
965 /* Global spare backs all arrays. */
966 p = (char *)config->array;
967 for (i = 0; i < config->array_count; i++) {
968 ar = (struct mfi_array *)p;
969 if (ar->size > info.coerced_size) {
970 warnx("Spare isn't large enough for array %u",
975 p += config->array_size;
977 spare->array_count = 0;
980 * Dedicated spares only back the arrays for a
983 ld = mfi_config_lookup_volume(config, target_id);
985 warnx("Did not find volume %d", target_id);
990 spare->spare_type |= MFI_SPARE_DEDICATED;
991 spare->array_count = ld->params.span_depth;
992 for (i = 0; i < ld->params.span_depth; i++) {
993 ar = mfi_config_lookup_array(config,
994 ld->span[i].array_ref);
996 warnx("Missing array; inconsistent config?");
1000 if (ar->size > info.coerced_size) {
1001 warnx("Spare isn't large enough for array %u",
1006 spare->array_ref[i] = ar->array_ref;
1010 if (mfi_dcmd_command(fd, MFI_DCMD_CFG_MAKE_SPARE, spare,
1011 sizeof(struct mfi_spare) + sizeof(uint16_t) * spare->array_count,
1012 NULL, 0, NULL) < 0) {
1014 warn("Failed to assign spare");
1025 MFI_COMMAND(top, add, add_spare);
1028 remove_spare(int ac, char **av)
1030 struct mfi_pd_info info;
1036 warnx("remove spare: drive required");
1040 fd = mfi_open(mfi_unit);
1047 error = mfi_lookup_drive(fd, av[1], &device_id);
1053 /* Get the info for this drive. */
1054 if (mfi_pd_get_info(fd, device_id, &info, NULL) < 0) {
1056 warn("Failed to fetch info for drive %u", device_id);
1061 if (info.fw_state != MFI_PD_STATE_HOT_SPARE) {
1062 warnx("Drive %u is not a hot spare", device_id);
1067 mbox_store_pdref(mbox, &info.ref);
1068 if (mfi_dcmd_command(fd, MFI_DCMD_CFG_REMOVE_SPARE, NULL, 0, mbox,
1069 sizeof(mbox), NULL) < 0) {
1071 warn("Failed to delete spare");
1080 MFI_COMMAND(top, remove, remove_spare);
1082 /* Display raw data about a config. */
1084 dump_config(int fd, struct mfi_config_data *config, const char *msg_prefix)
1086 struct mfi_array *ar;
1087 struct mfi_ld_config *ld;
1088 struct mfi_spare *sp;
1089 struct mfi_pd_info pinfo;
1094 if (NULL == msg_prefix)
1095 msg_prefix = "Configuration (Debug)";
1098 "mfi%d %s: %d arrays, %d volumes, %d spares\n", mfi_unit,
1099 msg_prefix, config->array_count, config->log_drv_count,
1100 config->spares_count);
1101 printf(" array size: %u\n", config->array_size);
1102 printf(" volume size: %u\n", config->log_drv_size);
1103 printf(" spare size: %u\n", config->spares_size);
1104 p = (char *)config->array;
1106 for (i = 0; i < config->array_count; i++) {
1107 ar = (struct mfi_array *)p;
1108 printf(" array %u of %u drives:\n", ar->array_ref,
1110 printf(" size = %ju\n", (uintmax_t)ar->size);
1111 for (j = 0; j < ar->num_drives; j++) {
1112 device_id = ar->pd[j].ref.v.device_id;
1113 if (device_id == 0xffff)
1114 printf(" drive MISSING\n");
1116 printf(" drive %u %s\n", device_id,
1117 mfi_pdstate(ar->pd[j].fw_state));
1118 if (mfi_pd_get_info(fd, device_id, &pinfo,
1120 printf(" raw size: %ju\n",
1121 (uintmax_t)pinfo.raw_size);
1122 printf(" non-coerced size: %ju\n",
1123 (uintmax_t)pinfo.non_coerced_size);
1124 printf(" coerced size: %ju\n",
1125 (uintmax_t)pinfo.coerced_size);
1129 p += config->array_size;
1132 for (i = 0; i < config->log_drv_count; i++) {
1133 ld = (struct mfi_ld_config *)p;
1134 printf(" volume %s ",
1135 mfi_volume_name(fd, ld->properties.ld.v.target_id));
1137 mfi_raid_level(ld->params.primary_raid_level,
1138 ld->params.secondary_raid_level),
1139 mfi_ldstate(ld->params.state));
1140 if (ld->properties.name[0] != '\0')
1141 printf(" <%s>", ld->properties.name);
1143 printf(" primary raid level: %u\n",
1144 ld->params.primary_raid_level);
1145 printf(" raid level qualifier: %u\n",
1146 ld->params.raid_level_qualifier);
1147 printf(" secondary raid level: %u\n",
1148 ld->params.secondary_raid_level);
1149 printf(" stripe size: %u\n", ld->params.stripe_size);
1150 printf(" num drives: %u\n", ld->params.num_drives);
1151 printf(" init state: %u\n", ld->params.init_state);
1152 printf(" consistent: %u\n", ld->params.is_consistent);
1153 printf(" no bgi: %u\n", ld->properties.no_bgi);
1154 printf(" spans:\n");
1155 for (j = 0; j < ld->params.span_depth; j++) {
1156 printf(" array %u @ ", ld->span[j].array_ref);
1157 printf("%ju : %ju\n",
1158 (uintmax_t)ld->span[j].start_block,
1159 (uintmax_t)ld->span[j].num_blocks);
1161 p += config->log_drv_size;
1164 for (i = 0; i < config->spares_count; i++) {
1165 sp = (struct mfi_spare *)p;
1166 printf(" %s spare %u ",
1167 sp->spare_type & MFI_SPARE_DEDICATED ? "dedicated" :
1168 "global", sp->ref.v.device_id);
1169 printf("%s", mfi_pdstate(MFI_PD_STATE_HOT_SPARE));
1170 printf(" backs:\n");
1171 for (j = 0; j < sp->array_count; j++)
1172 printf(" array %u\n", sp->array_ref[j]);
1173 p += config->spares_size;
1179 debug_config(int ac, char **av)
1181 struct mfi_config_data *config;
1185 warnx("debug: extra arguments");
1189 fd = mfi_open(mfi_unit);
1196 /* Get the config from the controller. */
1197 if (mfi_config_read(fd, &config) < 0) {
1199 warn("Failed to get config");
1204 /* Dump out the configuration. */
1205 dump_config(fd, config, NULL);
1211 MFI_COMMAND(top, debug, debug_config);
1214 dump(int ac, char **av)
1216 struct mfi_config_data *config;
1222 warnx("dump: extra arguments");
1226 fd = mfi_open(mfi_unit);
1233 /* Get the stashed copy of the last dcmd from the driver. */
1234 snprintf(buf, sizeof(buf), "hw.mfi%d.debug_command", mfi_unit);
1235 if (sysctlbyname(buf, NULL, &len, NULL, 0) < 0) {
1237 warn("Failed to read debug command");
1238 if (error == ENOENT)
1244 config = malloc(len);
1245 if (config == NULL) {
1246 warnx("malloc failed");
1250 if (sysctlbyname(buf, config, &len, NULL, 0) < 0) {
1252 warn("Failed to read debug command");
1257 dump_config(fd, config, NULL);
1263 MFI_COMMAND(top, dump, dump);