2 * Copyright (c) 2008 Yahoo!, Inc.
4 * Written by: John Baldwin <jhb@FreeBSD.org>
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7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
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13 * documentation and/or other materials provided with the distribution.
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30 * $FreeBSD: src/usr.sbin/mptutil/mpt_drive.c,v 1.1 2009/08/14 13:13:12 scottl Exp $
33 #include <sys/param.h>
34 #include <sys/errno.h>
46 #include <cam/scsi/scsi_all.h>
51 mpt_pdstate(CONFIG_PAGE_RAID_PHYS_DISK_0 *info)
55 switch (info->PhysDiskStatus.State) {
56 case MPI_PHYSDISK0_STATUS_ONLINE:
57 if ((info->PhysDiskStatus.Flags &
58 MPI_PHYSDISK0_STATUS_FLAG_OUT_OF_SYNC) &&
59 info->PhysDiskSettings.HotSparePool == 0)
63 case MPI_PHYSDISK0_STATUS_MISSING:
65 case MPI_PHYSDISK0_STATUS_NOT_COMPATIBLE:
66 return ("NOT COMPATIBLE");
67 case MPI_PHYSDISK0_STATUS_FAILED:
69 case MPI_PHYSDISK0_STATUS_INITIALIZING:
70 return ("INITIALIZING");
71 case MPI_PHYSDISK0_STATUS_OFFLINE_REQUESTED:
72 return ("OFFLINE REQUESTED");
73 case MPI_PHYSDISK0_STATUS_FAILED_REQUESTED:
74 return ("FAILED REQUESTED");
75 case MPI_PHYSDISK0_STATUS_OTHER_OFFLINE:
76 return ("OTHER OFFLINE");
78 sprintf(buf, "PSTATE 0x%02x", info->PhysDiskStatus.State);
84 * There are several ways to enumerate physical disks. Unfortunately,
85 * none of them are truly complete, so we have to build a union of all of
88 * - IOC2 : This gives us a list of volumes, and by walking the volumes we
89 * can enumerate all of the drives attached to volumes including
90 * online drives and failed drives.
91 * - IOC3 : This gives us a list of all online physical drives including
92 * drives that are not part of a volume nor a spare drive. It
93 * does not include any failed drives.
94 * - IOC5 : This gives us a list of all spare drives including failed
97 * The specific edge cases are that 1) a failed volume member can only be
98 * found via IOC2, 2) a drive that is neither a volume member nor a spare
99 * can only be found via IOC3, and 3) a failed spare can only be found via
102 * To handle this, walk all of the three lists and use the following
103 * routine to add each drive encountered. It quietly succeeds if the
104 * drive is already present in the list. It also sorts the list as it
105 * inserts new drives.
108 mpt_pd_insert(int fd, struct mpt_drive_list *list, U8 PhysDiskNum)
113 * First, do a simple linear search to see if we have already
116 for (i = 0; i < list->ndrives; i++) {
117 if (list->drives[i]->PhysDiskNum == PhysDiskNum)
119 if (list->drives[i]->PhysDiskNum > PhysDiskNum)
124 * 'i' is our slot for the 'new' drive. Make room and then
125 * read the drive info.
127 for (j = list->ndrives - 1; j >= i; j--)
128 list->drives[j + 1] = list->drives[j];
129 list->drives[i] = mpt_pd_info(fd, PhysDiskNum, NULL);
130 if (list->drives[i] == NULL)
136 struct mpt_drive_list *
139 CONFIG_PAGE_IOC_2 *ioc2;
140 CONFIG_PAGE_IOC_2_RAID_VOL *vol;
141 CONFIG_PAGE_RAID_VOL_0 **volumes;
142 RAID_VOL0_PHYS_DISK *rdisk;
143 CONFIG_PAGE_IOC_3 *ioc3;
144 IOC_3_PHYS_DISK *disk;
145 CONFIG_PAGE_IOC_5 *ioc5;
146 IOC_5_HOT_SPARE *spare;
147 struct mpt_drive_list *list;
150 ioc2 = mpt_read_ioc_page(fd, 2, NULL);
152 warn("Failed to fetch volume list");
156 ioc3 = mpt_read_ioc_page(fd, 3, NULL);
158 warn("Failed to fetch drive list");
163 ioc5 = mpt_read_ioc_page(fd, 5, NULL);
165 warn("Failed to fetch spare list");
172 * Go ahead and read the info for all the volumes. For this
173 * pass we figure out how many physical drives there are.
175 volumes = malloc(sizeof(*volumes) * ioc2->NumActiveVolumes);
177 vol = ioc2->RaidVolume;
178 for (i = 0; i < ioc2->NumActiveVolumes; vol++, i++) {
179 volumes[i] = mpt_vol_info(fd, vol->VolumeBus, vol->VolumeID,
181 if (volumes[i] == NULL) {
182 warn("Failed to read volume info");
185 count += volumes[i]->NumPhysDisks;
187 count += ioc3->NumPhysDisks;
188 count += ioc5->NumHotSpares;
190 /* Walk the various lists enumerating drives. */
191 list = malloc(sizeof(*list) + sizeof(CONFIG_PAGE_RAID_PHYS_DISK_0) *
195 for (i = 0; i < ioc2->NumActiveVolumes; i++) {
196 rdisk = volumes[i]->PhysDisk;
197 for (j = 0; j < volumes[i]->NumPhysDisks; rdisk++, j++)
198 if (mpt_pd_insert(fd, list, rdisk->PhysDiskNum) < 0)
205 spare = ioc5->HotSpare;
206 for (i = 0; i < ioc5->NumHotSpares; spare++, i++)
207 if (mpt_pd_insert(fd, list, spare->PhysDiskNum) < 0)
211 disk = ioc3->PhysDisk;
212 for (i = 0; i < ioc3->NumPhysDisks; disk++, i++)
213 if (mpt_pd_insert(fd, list, disk->PhysDiskNum) < 0)
221 mpt_free_pd_list(struct mpt_drive_list *list)
225 for (i = 0; i < list->ndrives; i++)
226 free(list->drives[i]);
231 mpt_lookup_drive(struct mpt_drive_list *list, const char *drive,
238 /* Look for a raw device id first. */
239 val = strtol(drive, &cp, 0);
241 if (val < 0 || val > 0xff)
247 /* Look for a <bus>:<id> string. */
249 if (val < 0 || val > 0xff)
252 val = strtol(cp + 1, &cp, 0);
255 if (val < 0 || val > 0xff)
259 for (val = 0; val < list->ndrives; val++) {
260 if (list->drives[val]->PhysDiskBus == bus &&
261 list->drives[val]->PhysDiskID == id) {
262 *PhysDiskNum = list->drives[val]->PhysDiskNum;
275 /* Borrowed heavily from scsi_all.c:scsi_print_inquiry(). */
277 mpt_pd_inq_string(CONFIG_PAGE_RAID_PHYS_DISK_0 *pd_info)
279 RAID_PHYS_DISK0_INQUIRY_DATA *inq_data;
280 u_char vendor[9], product[17], revision[5];
281 static char inq_string[64];
283 inq_data = &pd_info->InquiryData;
284 cam_strvis(vendor, inq_data->VendorID, sizeof(inq_data->VendorID),
286 cam_strvis(product, inq_data->ProductID, sizeof(inq_data->ProductID),
288 cam_strvis(revision, inq_data->ProductRevLevel,
289 sizeof(inq_data->ProductRevLevel), sizeof(revision));
292 if (strcmp(vendor, "ATA") == 0)
293 snprintf(inq_string, sizeof(inq_string), "<%s %s> SATA",
296 snprintf(inq_string, sizeof(inq_string), "<%s %s %s> SAS",
297 vendor, product, revision);
301 /* Helper function to set a drive to a given state. */
303 drive_set_state(char *drive, U8 Action, U8 State, const char *name)
305 CONFIG_PAGE_RAID_PHYS_DISK_0 *info;
306 struct mpt_drive_list *list;
310 fd = mpt_open(mpt_unit);
316 list = mpt_pd_list(fd);
320 if (mpt_lookup_drive(list, drive, &PhysDiskNum) < 0) {
321 warn("Failed to find drive %s", drive);
324 mpt_free_pd_list(list);
326 /* Get the info for this drive. */
327 info = mpt_pd_info(fd, PhysDiskNum, NULL);
329 warn("Failed to fetch info for drive %u", PhysDiskNum);
333 /* Try to change the state. */
334 if (info->PhysDiskStatus.State == State) {
335 warnx("Drive %u is already in the desired state", PhysDiskNum);
339 if (mpt_raid_action(fd, Action, 0, 0, PhysDiskNum, 0, NULL, 0, NULL,
340 NULL, 0, NULL, NULL, 0) < 0) {
341 warn("Failed to set drive %u to %s", PhysDiskNum, name);
352 fail_drive(int ac, char **av)
356 warnx("fail: %s", ac > 2 ? "extra arguments" :
361 return (drive_set_state(av[1], MPI_RAID_ACTION_FAIL_PHYSDISK,
362 MPI_PHYSDISK0_STATUS_FAILED_REQUESTED, "FAILED"));
364 MPT_COMMAND(top, fail, fail_drive);
367 online_drive(int ac, char **av)
371 warnx("online: %s", ac > 2 ? "extra arguments" :
376 return (drive_set_state(av[1], MPI_RAID_ACTION_PHYSDISK_ONLINE,
377 MPI_PHYSDISK0_STATUS_ONLINE, "ONLINE"));
379 MPT_COMMAND(top, online, online_drive);
382 offline_drive(int ac, char **av)
386 warnx("offline: %s", ac > 2 ? "extra arguments" :
391 return (drive_set_state(av[1], MPI_RAID_ACTION_PHYSDISK_OFFLINE,
392 MPI_PHYSDISK0_STATUS_OFFLINE_REQUESTED, "OFFLINE"));
394 MPT_COMMAND(top, offline, offline_drive);