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832b75ed GG |
1 | /* |
2 | * os_openbsd.c | |
3 | * | |
4 | * Home page of code is: http://smartmontools.sourceforge.net | |
5 | * | |
6 | * Copyright (C) 2004-6 David Snyder <smartmontools-support@lists.sourceforge.net> | |
7 | * | |
4d59bff9 | 8 | * Derived from os_netbsd.cpp by Sergey Svishchev <smartmontools-support@lists.sourceforge.net>, Copyright (C) 2003-6 |
832b75ed GG |
9 | * |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation; either version 2, or (at your option) | |
13 | * any later version. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * (for example COPYING); if not, write to the Free | |
17 | * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
18 | * | |
19 | */ | |
20 | ||
21 | #include "config.h" | |
22 | #include "int64.h" | |
23 | #include "atacmds.h" | |
24 | #include "scsicmds.h" | |
25 | #include "utility.h" | |
26 | #include "os_openbsd.h" | |
27 | ||
4d59bff9 | 28 | const char *os_XXXX_c_cvsid = "$Id: os_openbsd.cpp,v 1.13 2006/09/20 16:17:31 shattered Exp $" \ |
832b75ed GG |
29 | ATACMDS_H_CVSID CONFIG_H_CVSID INT64_H_CVSID OS_OPENBSD_H_CVSID SCSICMDS_H_CVSID UTILITY_H_CVSID; |
30 | ||
31 | /* global variable holding byte count of allocated memory */ | |
32 | extern long long bytes; | |
33 | ||
34 | enum warnings { | |
35 | BAD_SMART, NO_3WARE, MAX_MSG | |
36 | }; | |
37 | ||
38 | /* Utility function for printing warnings */ | |
39 | void | |
40 | printwarning(int msgNo, const char *extra) | |
41 | { | |
42 | static int printed[] = {0, 0}; | |
43 | static const char *message[] = { | |
44 | "Error: SMART Status command failed.\nPlease get assistance from \n" PACKAGE_HOMEPAGE "\nRegister values returned from SMART Status command are:\n", | |
45 | PACKAGE_STRING " does not currentlly support twe(4) devices (3ware Escalade)\n", | |
46 | }; | |
47 | ||
48 | if (msgNo >= 0 && msgNo <= MAX_MSG) { | |
49 | if (!printed[msgNo]) { | |
50 | printed[msgNo] = 1; | |
51 | pout("%s", message[msgNo]); | |
52 | if (extra) | |
53 | pout("%s", extra); | |
54 | } | |
55 | } | |
56 | return; | |
57 | } | |
58 | ||
59 | static const char *net_dev_prefix = "/dev/"; | |
60 | static const char *net_dev_ata_disk = "wd"; | |
61 | static const char *net_dev_scsi_disk = "sd"; | |
62 | static const char *net_dev_scsi_tape = "st"; | |
63 | ||
64 | /* Guess device type(ata or scsi) based on device name */ | |
65 | int | |
66 | guess_device_type(const char *dev_name) | |
67 | { | |
68 | int len; | |
69 | int dev_prefix_len = strlen(net_dev_prefix); | |
70 | ||
71 | if (!dev_name || !(len = strlen(dev_name))) | |
72 | return CONTROLLER_UNKNOWN; | |
73 | ||
74 | if (!strncmp(net_dev_prefix, dev_name, dev_prefix_len)) { | |
75 | if (len <= dev_prefix_len) | |
76 | return CONTROLLER_UNKNOWN; | |
77 | else | |
78 | dev_name += dev_prefix_len; | |
79 | } | |
80 | if (!strncmp(net_dev_ata_disk, dev_name, strlen(net_dev_ata_disk))) | |
81 | return CONTROLLER_ATA; | |
82 | ||
83 | if (!strncmp(net_dev_scsi_disk, dev_name, strlen(net_dev_scsi_disk))) | |
84 | return CONTROLLER_SCSI; | |
85 | ||
86 | if (!strncmp(net_dev_scsi_tape, dev_name, strlen(net_dev_scsi_tape))) | |
87 | return CONTROLLER_SCSI; | |
88 | ||
89 | return CONTROLLER_UNKNOWN; | |
90 | } | |
91 | ||
92 | int | |
93 | get_dev_names(char ***names, const char *prefix) | |
94 | { | |
95 | char *disknames, *p, **mp; | |
96 | int n = 0; | |
97 | int sysctl_mib[2]; | |
98 | size_t sysctl_len; | |
99 | ||
100 | *names = NULL; | |
101 | ||
102 | sysctl_mib[0] = CTL_HW; | |
103 | sysctl_mib[1] = HW_DISKNAMES; | |
104 | if (-1 == sysctl(sysctl_mib, 2, NULL, &sysctl_len, NULL, 0)) { | |
105 | pout("Failed to get value of sysctl `hw.disknames'\n"); | |
106 | return -1; | |
107 | } | |
4d59bff9 | 108 | if (!(disknames = (char*)malloc(sysctl_len))) { |
832b75ed GG |
109 | pout("Out of memory constructing scan device list\n"); |
110 | return -1; | |
111 | } | |
112 | if (-1 == sysctl(sysctl_mib, 2, disknames, &sysctl_len, NULL, 0)) { | |
113 | pout("Failed to get value of sysctl `hw.disknames'\n"); | |
114 | return -1; | |
115 | } | |
116 | if (!(mp = (char **) calloc(strlen(disknames) / 2, sizeof(char *)))) { | |
117 | pout("Out of memory constructing scan device list\n"); | |
118 | return -1; | |
119 | } | |
120 | for (p = strtok(disknames, ","); p; p = strtok(NULL, ",")) { | |
121 | if (strncmp(p, prefix, strlen(prefix))) { | |
122 | continue; | |
123 | } | |
4d59bff9 | 124 | mp[n] = (char*)malloc(strlen(net_dev_prefix) + strlen(p) + 2); |
832b75ed GG |
125 | if (!mp[n]) { |
126 | pout("Out of memory constructing scan device list\n"); | |
127 | return -1; | |
128 | } | |
129 | sprintf(mp[n], "%s%s%c", net_dev_prefix, p, 'a' + getrawpartition()); | |
130 | bytes += strlen(mp[n]) + 1; | |
131 | n++; | |
132 | } | |
133 | ||
4d59bff9 | 134 | mp = (char**)realloc(mp, n * (sizeof(char *))); |
832b75ed GG |
135 | bytes += (n) * (sizeof(char *)); |
136 | *names = mp; | |
137 | return n; | |
138 | } | |
139 | ||
140 | int | |
141 | make_device_names(char ***devlist, const char *name) | |
142 | { | |
143 | if (!strcmp(name, "SCSI")) | |
144 | return get_dev_names(devlist, net_dev_scsi_disk); | |
145 | else if (!strcmp(name, "ATA")) | |
146 | return get_dev_names(devlist, net_dev_ata_disk); | |
147 | else | |
148 | return 0; | |
149 | } | |
150 | ||
151 | int | |
152 | deviceopen(const char *pathname, char *type) | |
153 | { | |
154 | if (!strcmp(type, "SCSI")) { | |
155 | int fd = open(pathname, O_RDWR | O_NONBLOCK); | |
156 | if (fd < 0 && errno == EROFS) | |
157 | fd = open(pathname, O_RDONLY | O_NONBLOCK); | |
158 | return fd; | |
159 | } else if (!strcmp(type, "ATA")) | |
160 | return open(pathname, O_RDWR | O_NONBLOCK); | |
161 | else | |
162 | return -1; | |
163 | } | |
164 | ||
165 | int | |
166 | deviceclose(int fd) | |
167 | { | |
168 | return close(fd); | |
169 | } | |
170 | ||
171 | int | |
172 | marvell_command_interface(int fd, smart_command_set command, int select, char *data) | |
173 | { return -1; } | |
174 | ||
4d59bff9 GG |
175 | int highpoint_command_interface(int fd, smart_command_set command, int select, char *data) |
176 | { | |
177 | return -1; | |
178 | } | |
179 | ||
832b75ed GG |
180 | int |
181 | ata_command_interface(int fd, smart_command_set command, int select, char *data) | |
182 | { | |
183 | struct atareq req; | |
184 | unsigned char inbuf[DEV_BSIZE]; | |
185 | int retval, copydata = 0; | |
186 | ||
187 | memset(&req, 0, sizeof(req)); | |
188 | memset(&inbuf, 0, sizeof(inbuf)); | |
189 | ||
190 | switch (command) { | |
191 | case READ_VALUES: | |
192 | req.flags = ATACMD_READ; | |
193 | req.features = ATA_SMART_READ_VALUES; | |
194 | req.command = ATAPI_SMART; | |
195 | req.databuf = (caddr_t) inbuf; | |
196 | req.datalen = sizeof(inbuf); | |
197 | req.cylinder = htole16(WDSMART_CYL); | |
198 | req.timeout = 1000; | |
199 | copydata = 1; | |
200 | break; | |
201 | case READ_THRESHOLDS: | |
202 | req.flags = ATACMD_READ; | |
203 | req.features = ATA_SMART_READ_THRESHOLDS; | |
204 | req.command = ATAPI_SMART; | |
205 | req.databuf = (caddr_t) inbuf; | |
206 | req.datalen = sizeof(inbuf); | |
207 | req.cylinder = htole16(WDSMART_CYL); | |
208 | req.timeout = 1000; | |
209 | copydata = 1; | |
210 | break; | |
211 | case READ_LOG: | |
212 | req.flags = ATACMD_READ; | |
213 | req.features = ATA_SMART_READ_LOG_SECTOR; /* XXX missing from wdcreg.h */ | |
214 | req.command = ATAPI_SMART; | |
215 | req.databuf = (caddr_t) inbuf; | |
216 | req.datalen = sizeof(inbuf); | |
217 | req.cylinder = htole16(WDSMART_CYL); | |
218 | req.sec_num = select; | |
219 | req.sec_count = 1; | |
220 | req.timeout = 1000; | |
221 | copydata = 1; | |
222 | break; | |
223 | case WRITE_LOG: | |
224 | memcpy(inbuf, data, 512); | |
225 | req.flags = ATACMD_WRITE; | |
226 | req.features = ATA_SMART_WRITE_LOG_SECTOR; /* XXX missing from wdcreg.h */ | |
227 | req.command = ATAPI_SMART; | |
228 | req.databuf = (caddr_t) inbuf; | |
229 | req.datalen = sizeof(inbuf); | |
230 | req.cylinder = htole16(WDSMART_CYL); | |
231 | req.sec_num = select; | |
232 | req.sec_count = 1; | |
233 | req.timeout = 1000; | |
234 | break; | |
235 | case IDENTIFY: | |
236 | req.flags = ATACMD_READ; | |
237 | req.command = WDCC_IDENTIFY; | |
238 | req.databuf = (caddr_t) inbuf; | |
239 | req.datalen = sizeof(inbuf); | |
240 | req.timeout = 1000; | |
241 | copydata = 1; | |
242 | break; | |
243 | case PIDENTIFY: | |
244 | req.flags = ATACMD_READ; | |
245 | req.command = ATAPI_IDENTIFY_DEVICE; | |
246 | req.databuf = (caddr_t) inbuf; | |
247 | req.datalen = sizeof(inbuf); | |
248 | req.timeout = 1000; | |
249 | copydata = 1; | |
250 | break; | |
251 | case ENABLE: | |
252 | req.flags = ATACMD_READ; | |
253 | req.features = ATA_SMART_ENABLE; | |
254 | req.command = ATAPI_SMART; | |
255 | req.cylinder = htole16(WDSMART_CYL); | |
256 | req.timeout = 1000; | |
257 | break; | |
258 | case DISABLE: | |
259 | req.flags = ATACMD_READ; | |
260 | req.features = ATA_SMART_DISABLE; | |
261 | req.command = ATAPI_SMART; | |
262 | req.cylinder = htole16(WDSMART_CYL); | |
263 | req.timeout = 1000; | |
264 | break; | |
265 | case AUTO_OFFLINE: | |
266 | /* NOTE: According to ATAPI 4 and UP, this command is obsolete */ | |
267 | req.flags = ATACMD_READ; | |
268 | req.features = ATA_SMART_AUTO_OFFLINE; /* XXX missing from wdcreg.h */ | |
269 | req.command = ATAPI_SMART; | |
270 | req.databuf = (caddr_t) inbuf; | |
271 | req.datalen = sizeof(inbuf); | |
272 | req.cylinder = htole16(WDSMART_CYL); | |
273 | req.sec_num = select; | |
274 | req.sec_count = 1; | |
275 | req.timeout = 1000; | |
276 | break; | |
277 | case AUTOSAVE: | |
278 | req.flags = ATACMD_READ; | |
279 | req.features = ATA_SMART_AUTOSAVE; /* XXX missing from wdcreg.h */ | |
280 | req.command = ATAPI_SMART; | |
281 | req.cylinder = htole16(WDSMART_CYL); | |
282 | req.sec_count = 0xf1; | |
283 | /* to enable autosave */ | |
284 | req.timeout = 1000; | |
285 | break; | |
286 | case IMMEDIATE_OFFLINE: | |
287 | /* NOTE: According to ATAPI 4 and UP, this command is obsolete */ | |
288 | req.flags = ATACMD_READ; | |
289 | req.features = ATA_SMART_IMMEDIATE_OFFLINE; /* XXX missing from wdcreg.h */ | |
290 | req.command = ATAPI_SMART; | |
291 | req.databuf = (caddr_t) inbuf; | |
292 | req.datalen = sizeof(inbuf); | |
293 | req.cylinder = htole16(WDSMART_CYL); | |
294 | req.sec_num = select; | |
295 | req.sec_count = 1; | |
296 | req.timeout = 1000; | |
297 | break; | |
298 | case STATUS_CHECK: | |
299 | /* same command, no HDIO in NetBSD */ | |
300 | case STATUS: | |
301 | req.flags = ATACMD_READ; | |
302 | req.features = ATA_SMART_STATUS; | |
303 | req.command = ATAPI_SMART; | |
304 | req.cylinder = htole16(WDSMART_CYL); | |
305 | req.timeout = 1000; | |
306 | break; | |
307 | case CHECK_POWER_MODE: | |
308 | req.flags = ATACMD_READREG; | |
309 | req.command = WDCC_CHECK_PWR; | |
310 | req.timeout = 1000; | |
311 | break; | |
312 | default: | |
313 | pout("Unrecognized command %d in ata_command_interface()\n", command); | |
314 | errno = ENOSYS; | |
315 | return -1; | |
316 | } | |
317 | ||
318 | if (command == STATUS_CHECK) { | |
319 | char buf[512]; | |
320 | ||
321 | unsigned const short normal = WDSMART_CYL, failed = 0x2cf4; | |
322 | ||
323 | if ((retval = ioctl(fd, ATAIOCCOMMAND, &req))) { | |
324 | perror("Failed command"); | |
325 | return -1; | |
326 | } | |
327 | /* Cyl low and Cyl high unchanged means "Good SMART status" */ | |
328 | if (letoh16(req.cylinder) == normal) | |
329 | return 0; | |
330 | ||
331 | /* These values mean "Bad SMART status" */ | |
332 | if (letoh16(req.cylinder) == failed) | |
333 | return 1; | |
334 | ||
335 | /* We haven't gotten output that makes sense; | |
336 | * print out some debugging info */ | |
337 | snprintf(buf, sizeof(buf), | |
338 | "CMD=0x%02x\nFR =0x%02x\nNS =0x%02x\nSC =0x%02x\nCL =0x%02x\nCH =0x%02x\nRETURN =0x%04x\n", | |
339 | (int) req.command, (int) req.features, (int) req.sec_count, (int) req.sec_num, | |
340 | (int) (letoh16(req.cylinder) & 0xff), (int) ((letoh16(req.cylinder) >> 8) & 0xff), | |
341 | (int) req.error); | |
342 | printwarning(BAD_SMART, buf); | |
343 | return 0; | |
344 | } | |
345 | if ((retval = ioctl(fd, ATAIOCCOMMAND, &req))) { | |
346 | perror("Failed command"); | |
347 | return -1; | |
348 | } | |
349 | if (command == CHECK_POWER_MODE) | |
350 | data[0] = req.sec_count; | |
351 | ||
352 | if (copydata) | |
353 | memcpy(data, inbuf, 512); | |
354 | ||
355 | return 0; | |
356 | } | |
357 | ||
358 | int | |
359 | escalade_command_interface(int fd, int disknum, int escalade_type, smart_command_set command, int select, char *data) | |
360 | { | |
361 | printwarning(NO_3WARE, NULL); | |
362 | return -1; | |
363 | } | |
364 | ||
365 | int | |
366 | do_scsi_cmnd_io(int fd, struct scsi_cmnd_io * iop, int report) | |
367 | { | |
368 | struct scsireq sc; | |
369 | ||
370 | if (report > 0) { | |
371 | size_t k; | |
372 | ||
373 | const unsigned char *ucp = iop->cmnd; | |
374 | const char *np; | |
375 | ||
376 | np = scsi_get_opcode_name(ucp[0]); | |
377 | pout(" [%s: ", np ? np : "<unknown opcode>"); | |
378 | for (k = 0; k < iop->cmnd_len; ++k) | |
379 | pout("%02x ", ucp[k]); | |
380 | if ((report > 1) && | |
381 | (DXFER_TO_DEVICE == iop->dxfer_dir) && (iop->dxferp)) { | |
382 | int trunc = (iop->dxfer_len > 256) ? 1 : 0; | |
383 | ||
384 | pout("]\n Outgoing data, len=%d%s:\n", (int) iop->dxfer_len, | |
385 | (trunc ? " [only first 256 bytes shown]" : "")); | |
386 | dStrHex(iop->dxferp, (trunc ? 256 : iop->dxfer_len), 1); | |
387 | } else | |
388 | pout("]"); | |
389 | } | |
390 | memset(&sc, 0, sizeof(sc)); | |
391 | memcpy(sc.cmd, iop->cmnd, iop->cmnd_len); | |
392 | sc.cmdlen = iop->cmnd_len; | |
4d59bff9 | 393 | sc.databuf = (char*)iop->dxferp; |
832b75ed GG |
394 | sc.datalen = iop->dxfer_len; |
395 | sc.senselen = iop->max_sense_len; | |
396 | sc.timeout = iop->timeout == 0 ? 60000 : iop->timeout; /* XXX */ | |
397 | sc.flags = | |
398 | (iop->dxfer_dir == DXFER_NONE ? SCCMD_READ : /* XXX */ | |
399 | (iop->dxfer_dir == DXFER_FROM_DEVICE ? SCCMD_READ : SCCMD_WRITE)); | |
400 | ||
401 | if (ioctl(fd, SCIOCCOMMAND, &sc) < 0) { | |
402 | warn("error sending SCSI ccb"); | |
403 | return -1; | |
404 | } | |
405 | iop->resid = sc.datalen - sc.datalen_used; | |
406 | iop->scsi_status = sc.status; | |
407 | if (iop->sensep) { | |
408 | memcpy(iop->sensep, sc.sense, sc.senselen_used); | |
409 | iop->resp_sense_len = sc.senselen_used; | |
410 | } | |
411 | if (report > 0) { | |
412 | int trunc; | |
413 | ||
414 | pout(" status=0\n"); | |
415 | trunc = (iop->dxfer_len > 256) ? 1 : 0; | |
416 | ||
417 | pout(" Incoming data, len=%d%s:\n", (int) iop->dxfer_len, | |
418 | (trunc ? " [only first 256 bytes shown]" : "")); | |
419 | dStrHex(iop->dxferp, (trunc ? 256 : iop->dxfer_len), 1); | |
420 | } | |
421 | return 0; | |
422 | } | |
423 | ||
424 | /* print examples for smartctl */ | |
425 | void | |
426 | print_smartctl_examples() | |
427 | { | |
428 | char p; | |
429 | ||
430 | p = 'a' + getrawpartition(); | |
431 | printf("=================================================== SMARTCTL EXAMPLES =====\n\n"); | |
432 | #ifdef HAVE_GETOPT_LONG | |
433 | printf( | |
434 | " smartctl -a /dev/wd0%c (Prints all SMART information)\n\n" | |
435 | " smartctl --smart=on --offlineauto=on --saveauto=on /dev/wd0%c\n" | |
436 | " (Enables SMART on first disk)\n\n" | |
437 | " smartctl -t long /dev/wd0%c (Executes extended disk self-test)\n\n" | |
438 | " smartctl --attributes --log=selftest --quietmode=errorsonly /dev/wd0%c\n" | |
439 | " (Prints Self-Test & Attribute errors)\n", | |
440 | p, p, p, p | |
441 | ); | |
442 | #else | |
443 | printf( | |
444 | " smartctl -a /dev/wd0%c (Prints all SMART information)\n" | |
445 | " smartctl -s on -o on -S on /dev/wd0%c (Enables SMART on first disk)\n" | |
446 | " smartctl -t long /dev/wd0%c (Executes extended disk self-test)\n" | |
447 | " smartctl -A -l selftest -q errorsonly /dev/wd0%c" | |
448 | " (Prints Self-Test & Attribute errors)\n", | |
449 | p, p, p, p | |
450 | ); | |
451 | #endif | |
452 | return; | |
453 | } |