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Commit | Line | Data |
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832b75ed | 1 | /* |
4d59bff9 | 2 | * os_netbsd.cpp |
832b75ed | 3 | * |
a86ec89e | 4 | * Home page of code is: http://www.smartmontools.org |
832b75ed | 5 | * |
f9e10201 JD |
6 | * Copyright (C) 2003-8 Sergey Svishchev |
7 | * Copyright (C) 2016 Kimihiro Nonaka | |
832b75ed | 8 | * |
ff28b140 | 9 | * SPDX-License-Identifier: GPL-2.0-or-later |
832b75ed GG |
10 | */ |
11 | ||
12 | #include "config.h" | |
ff28b140 | 13 | |
832b75ed GG |
14 | #include "atacmds.h" |
15 | #include "scsicmds.h" | |
16 | #include "utility.h" | |
17 | #include "os_netbsd.h" | |
cfbba5b9 | 18 | |
f9e10201 JD |
19 | #include <sys/drvctlio.h> |
20 | #include <sys/utsname.h> | |
ff28b140 | 21 | #include <sys/stat.h> |
cfbba5b9 | 22 | #include <errno.h> |
832b75ed GG |
23 | #include <unistd.h> |
24 | ||
f9e10201 JD |
25 | // based on "sys/dev/ic/nvmeio.h" from NetBSD kernel sources |
26 | #include "netbsd_nvme_ioctl.h" // NVME_PASSTHROUGH_CMD, nvme_completion_is_error | |
27 | ||
ff28b140 | 28 | const char * os_netbsd_cpp_cvsid = "$Id: os_netbsd.cpp 4780 2018-09-16 15:03:22Z chrfranke $" |
cfbba5b9 | 29 | OS_NETBSD_H_CVSID; |
832b75ed | 30 | |
f9e10201 JD |
31 | #define ARGUSED(x) ((void)(x)) |
32 | ||
33 | ///////////////////////////////////////////////////////////////////////////// | |
34 | ||
35 | namespace os_netbsd { // No need to publish anything, name provided for Doxygen | |
36 | ||
37 | static const char *net_dev_prefix = "/dev/"; | |
38 | static const char *net_dev_raw_prefix = "/dev/r"; | |
832b75ed GG |
39 | static const char *net_dev_ata_disk = "wd"; |
40 | static const char *net_dev_scsi_disk = "sd"; | |
41 | static const char *net_dev_scsi_tape = "enrst"; | |
f9e10201 JD |
42 | static const char *net_dev_nvme_ctrl = "nvme"; |
43 | ||
44 | ///////////////////////////////////////////////////////////////////////////// | |
45 | /// Implement shared open/close routines with old functions. | |
832b75ed | 46 | |
f9e10201 JD |
47 | class netbsd_smart_device |
48 | : virtual public /*implements*/ smart_device | |
832b75ed | 49 | { |
f9e10201 JD |
50 | public: |
51 | explicit netbsd_smart_device() | |
52 | : smart_device(never_called), | |
53 | m_fd(-1) { } | |
832b75ed | 54 | |
f9e10201 | 55 | virtual ~netbsd_smart_device() throw(); |
832b75ed | 56 | |
f9e10201 JD |
57 | virtual bool is_open() const; |
58 | ||
59 | virtual bool open(); | |
60 | ||
61 | virtual bool close(); | |
62 | ||
63 | protected: | |
64 | /// Return filedesc for derived classes. | |
65 | int get_fd() const | |
66 | { return m_fd; } | |
832b75ed | 67 | |
f9e10201 JD |
68 | void set_fd(int fd) |
69 | { m_fd = fd; } | |
832b75ed | 70 | |
f9e10201 JD |
71 | private: |
72 | int m_fd; ///< filedesc, -1 if not open. | |
73 | }; | |
832b75ed | 74 | |
f9e10201 JD |
75 | netbsd_smart_device::~netbsd_smart_device() throw() |
76 | { | |
77 | if (m_fd >= 0) | |
78 | os_netbsd::netbsd_smart_device::close(); | |
832b75ed GG |
79 | } |
80 | ||
f9e10201 | 81 | bool netbsd_smart_device::is_open() const |
832b75ed | 82 | { |
f9e10201 JD |
83 | return (m_fd >= 0); |
84 | } | |
832b75ed | 85 | |
832b75ed | 86 | |
f9e10201 JD |
87 | bool netbsd_smart_device::open() |
88 | { | |
89 | const char *dev = get_dev_name(); | |
90 | int fd; | |
91 | ||
92 | if (is_scsi()) { | |
93 | fd = ::open(dev,O_RDWR|O_NONBLOCK); | |
94 | if (fd < 0 && errno == EROFS) | |
95 | fd = ::open(dev,O_RDONLY|O_NONBLOCK); | |
96 | if (fd < 0) { | |
97 | set_err(errno); | |
98 | return false; | |
832b75ed | 99 | } |
f9e10201 JD |
100 | } else if (is_ata() || is_nvme()) { |
101 | if ((fd = ::open(dev,O_RDWR|O_NONBLOCK))<0) { | |
102 | set_err(errno); | |
103 | return false; | |
832b75ed | 104 | } |
f9e10201 JD |
105 | } else |
106 | return false; | |
832b75ed | 107 | |
f9e10201 JD |
108 | set_fd(fd); |
109 | return true; | |
832b75ed GG |
110 | } |
111 | ||
f9e10201 | 112 | bool netbsd_smart_device::close() |
832b75ed | 113 | { |
f9e10201 JD |
114 | int failed = 0; |
115 | // close device, if open | |
116 | if (is_open()) | |
117 | failed=::close(get_fd()); | |
118 | ||
119 | set_fd(-1); | |
120 | ||
121 | if(failed) return false; | |
122 | else return true; | |
832b75ed GG |
123 | } |
124 | ||
f9e10201 JD |
125 | ///////////////////////////////////////////////////////////////////////////// |
126 | /// Implement standard ATA support | |
127 | ||
128 | class netbsd_ata_device | |
129 | : public /*implements*/ ata_device, | |
130 | public /*extends*/ netbsd_smart_device | |
131 | { | |
132 | public: | |
133 | netbsd_ata_device(smart_interface * intf, const char * dev_name, const char * req_type); | |
134 | virtual bool ata_pass_through(const ata_cmd_in & in, ata_cmd_out & out); | |
135 | ||
136 | protected: | |
137 | virtual int do_cmd(struct atareq* request, bool is_48bit_cmd); | |
138 | }; | |
139 | ||
140 | netbsd_ata_device::netbsd_ata_device(smart_interface * intf, const char * dev_name, const char * req_type) | |
141 | : smart_device(intf, dev_name, "ata", req_type), | |
142 | netbsd_smart_device() | |
832b75ed | 143 | { |
832b75ed GG |
144 | } |
145 | ||
f9e10201 | 146 | int netbsd_ata_device::do_cmd( struct atareq* request, bool is_48bit_cmd) |
832b75ed | 147 | { |
f9e10201 JD |
148 | int fd = get_fd(), ret; |
149 | ARGUSED(is_48bit_cmd); // no support for 48 bit commands in the ATAIOCCOMMAND | |
150 | ret = ioctl(fd, ATAIOCCOMMAND, request); | |
151 | if (ret) set_err(errno); | |
152 | return ret; | |
832b75ed GG |
153 | } |
154 | ||
f9e10201 | 155 | bool netbsd_ata_device::ata_pass_through(const ata_cmd_in & in, ata_cmd_out & out) |
832b75ed | 156 | { |
f9e10201 JD |
157 | bool ata_48bit = false; // no ata_48bit_support via ATAIOCCOMMAND |
158 | ||
159 | if (!ata_cmd_is_ok(in, | |
160 | true, // data_out_support | |
161 | true, // multi_sector_support | |
162 | ata_48bit) | |
163 | ) { | |
164 | set_err(ENOSYS, "48-bit ATA commands not implemented"); | |
165 | return false; | |
166 | } | |
832b75ed | 167 | |
f9e10201 | 168 | struct atareq req; |
832b75ed | 169 | memset(&req, 0, sizeof(req)); |
f9e10201 | 170 | |
34ad0c5f | 171 | req.timeout = 1000; |
f9e10201 JD |
172 | req.command = in.in_regs.command; |
173 | req.features = in.in_regs.features; | |
174 | req.sec_count = in.in_regs.sector_count; | |
175 | req.sec_num = in.in_regs.lba_low; | |
176 | req.head = in.in_regs.device; | |
ff28b140 | 177 | req.cylinder = in.in_regs.lba_mid | (in.in_regs.lba_high << 8); |
f9e10201 JD |
178 | |
179 | switch (in.direction) { | |
180 | case ata_cmd_in::no_data: | |
181 | req.flags = ATACMD_READREG; | |
182 | break; | |
183 | case ata_cmd_in::data_in: | |
184 | req.flags = ATACMD_READ | ATACMD_READREG; | |
185 | req.databuf = (char *)in.buffer; | |
186 | req.datalen = in.size; | |
187 | break; | |
188 | case ata_cmd_in::data_out: | |
189 | req.flags = ATACMD_WRITE | ATACMD_READREG; | |
190 | req.databuf = (char *)in.buffer; | |
191 | req.datalen = in.size; | |
192 | break; | |
193 | default: | |
194 | return set_err(ENOSYS); | |
195 | } | |
34ad0c5f | 196 | |
f9e10201 JD |
197 | clear_err(); |
198 | errno = 0; | |
199 | if (do_cmd(&req, in.in_regs.is_48bit_cmd())) | |
200 | return false; | |
201 | if (req.retsts != ATACMD_OK) | |
202 | return set_err(EIO, "request failed, error code 0x%02x", req.retsts); | |
203 | ||
204 | out.out_regs.error = req.error; | |
205 | out.out_regs.sector_count = req.sec_count; | |
206 | out.out_regs.lba_low = req.sec_num; | |
207 | out.out_regs.device = req.head; | |
ff28b140 TL |
208 | out.out_regs.lba_mid = req.cylinder; |
209 | out.out_regs.lba_high = req.cylinder >> 8; | |
f9e10201 | 210 | out.out_regs.status = req.command; |
ff28b140 TL |
211 | /* Undo byte-swapping for IDENTIFY */ |
212 | if (in.in_regs.command == ATA_IDENTIFY_DEVICE && isbigendian()) { | |
213 | for (int i = 0; i < 256; i+=2) | |
214 | swap2 ((char *)req.databuf + i); | |
832b75ed | 215 | } |
f9e10201 JD |
216 | return true; |
217 | } | |
832b75ed | 218 | |
f9e10201 JD |
219 | ///////////////////////////////////////////////////////////////////////////// |
220 | /// NVMe support | |
832b75ed | 221 | |
f9e10201 JD |
222 | class netbsd_nvme_device |
223 | : public /*implements*/ nvme_device, | |
224 | public /*extends*/ netbsd_smart_device | |
225 | { | |
226 | public: | |
227 | netbsd_nvme_device(smart_interface * intf, const char * dev_name, | |
228 | const char * req_type, unsigned nsid); | |
229 | ||
230 | virtual bool open(); | |
231 | ||
232 | virtual bool nvme_pass_through(const nvme_cmd_in & in, nvme_cmd_out & out); | |
233 | }; | |
234 | ||
235 | netbsd_nvme_device::netbsd_nvme_device(smart_interface * intf, const char * dev_name, | |
236 | const char * req_type, unsigned nsid) | |
237 | : smart_device(intf, dev_name, "nvme", req_type), | |
238 | nvme_device(nsid), | |
239 | netbsd_smart_device() | |
240 | { | |
241 | } | |
242 | ||
243 | bool netbsd_nvme_device::open() | |
244 | { | |
245 | const char *dev = get_dev_name(); | |
246 | if (strncmp(dev, NVME_PREFIX, strlen(NVME_PREFIX))) { | |
247 | set_err(EINVAL, "NVMe controller controller/namespace ids must begin with '%s'", | |
248 | NVME_PREFIX); | |
249 | return false; | |
250 | } | |
251 | ||
252 | int nsid = -1, ctrlid = -1; | |
253 | char tmp; | |
254 | ||
255 | if(sscanf(dev, NVME_PREFIX"%d%c", &ctrlid, &tmp) == 1) | |
256 | { | |
257 | if(ctrlid < 0) { | |
258 | set_err(EINVAL, "Invalid NVMe controller number"); | |
259 | return false; | |
832b75ed | 260 | } |
f9e10201 JD |
261 | nsid = 0xFFFFFFFF; // broadcast id |
262 | } | |
ff28b140 | 263 | else if (sscanf(dev, NVME_PREFIX "%d" NVME_NS_PREFIX "%d%c", |
f9e10201 JD |
264 | &ctrlid, &nsid, &tmp) == 2) |
265 | { | |
266 | if(ctrlid < 0 || nsid <= 0) { | |
267 | set_err(EINVAL, "Invalid NVMe controller/namespace number"); | |
268 | return false; | |
34ad0c5f | 269 | } |
f9e10201 JD |
270 | } |
271 | else { | |
272 | set_err(EINVAL, "Invalid NVMe controller/namespace syntax"); | |
273 | return false; | |
832b75ed | 274 | } |
34ad0c5f | 275 | |
f9e10201 JD |
276 | // we should always open controller, not namespace device |
277 | char full_path[64]; | |
278 | snprintf(full_path, sizeof(full_path), NVME_PREFIX"%d", ctrlid); | |
279 | ||
280 | int fd; | |
281 | if ((fd = ::open(full_path, O_RDWR))<0) { | |
282 | set_err(errno); | |
283 | return false; | |
832b75ed | 284 | } |
f9e10201 JD |
285 | set_fd(fd); |
286 | ||
287 | if (!get_nsid()) { | |
288 | set_nsid(nsid); | |
34ad0c5f GG |
289 | } |
290 | ||
f9e10201 JD |
291 | return true; |
292 | } | |
832b75ed | 293 | |
f9e10201 JD |
294 | bool netbsd_nvme_device::nvme_pass_through(const nvme_cmd_in & in, nvme_cmd_out & out) |
295 | { | |
296 | struct nvme_pt_command pt; | |
297 | memset(&pt, 0, sizeof(pt)); | |
832b75ed | 298 | |
f9e10201 JD |
299 | pt.cmd.opcode = in.opcode; |
300 | pt.cmd.nsid = in.nsid; | |
301 | pt.buf = in.buffer; | |
302 | pt.len = in.size; | |
303 | pt.cmd.cdw10 = in.cdw10; | |
304 | pt.cmd.cdw11 = in.cdw11; | |
305 | pt.cmd.cdw12 = in.cdw12; | |
306 | pt.cmd.cdw13 = in.cdw13; | |
307 | pt.cmd.cdw14 = in.cdw14; | |
308 | pt.cmd.cdw15 = in.cdw15; | |
309 | pt.is_read = 1; // should we use in.direction()? | |
310 | ||
311 | int status = ioctl(get_fd(), NVME_PASSTHROUGH_CMD, &pt); | |
312 | ||
313 | if (status < 0) | |
314 | return set_err(errno, "NVME_PASSTHROUGH_CMD: %s", strerror(errno)); | |
315 | ||
316 | out.result=pt.cpl.cdw0; // Command specific result (DW0) | |
317 | ||
318 | if (nvme_completion_is_error(&pt.cpl)) | |
319 | return set_nvme_err(out, nvme_completion_is_error(&pt.cpl)); | |
320 | ||
321 | return true; | |
832b75ed GG |
322 | } |
323 | ||
f9e10201 JD |
324 | ///////////////////////////////////////////////////////////////////////////// |
325 | /// Standard SCSI support | |
326 | ||
327 | class netbsd_scsi_device | |
328 | : public /*implements*/ scsi_device, | |
329 | public /*extends*/ netbsd_smart_device | |
832b75ed | 330 | { |
f9e10201 JD |
331 | public: |
332 | netbsd_scsi_device(smart_interface * intf, const char * dev_name, const char * req_type, bool scanning = false); | |
333 | ||
334 | virtual smart_device * autodetect_open(); | |
335 | ||
336 | virtual bool scsi_pass_through(scsi_cmnd_io * iop); | |
337 | ||
338 | private: | |
339 | bool m_scanning; ///< true if created within scan_smart_devices | |
340 | }; | |
341 | ||
342 | netbsd_scsi_device::netbsd_scsi_device(smart_interface * intf, | |
343 | const char * dev_name, const char * req_type, bool scanning /* = false */) | |
344 | : smart_device(intf, dev_name, "scsi", req_type), | |
345 | netbsd_smart_device(), | |
346 | m_scanning(scanning) | |
347 | { | |
348 | } | |
832b75ed | 349 | |
f9e10201 JD |
350 | bool netbsd_scsi_device::scsi_pass_through(scsi_cmnd_io * iop) |
351 | { | |
352 | struct scsireq sc; | |
353 | int fd = get_fd(); | |
832b75ed | 354 | |
f9e10201 JD |
355 | if (scsi_debugmode) { |
356 | unsigned int k; | |
357 | const unsigned char * ucp = iop->cmnd; | |
358 | const char * np; | |
832b75ed GG |
359 | |
360 | np = scsi_get_opcode_name(ucp[0]); | |
361 | pout(" [%s: ", np ? np : "<unknown opcode>"); | |
362 | for (k = 0; k < iop->cmnd_len; ++k) | |
363 | pout("%02x ", ucp[k]); | |
f9e10201 | 364 | if ((scsi_debugmode > 1) && |
832b75ed | 365 | (DXFER_TO_DEVICE == iop->dxfer_dir) && (iop->dxferp)) { |
f9e10201 | 366 | int trunc = (iop->dxfer_len > 256) ? 1 : 0; |
832b75ed | 367 | |
f9e10201 JD |
368 | pout("]\n Outgoing data, len=%d%s:\n", (int)iop->dxfer_len, |
369 | (trunc ? " [only first 256 bytes shown]" : "")); | |
370 | dStrHex(iop->dxferp, (trunc ? 256 : iop->dxfer_len) , 1); | |
371 | } | |
372 | else | |
373 | pout("]\n"); | |
832b75ed | 374 | } |
f9e10201 | 375 | |
832b75ed GG |
376 | memset(&sc, 0, sizeof(sc)); |
377 | memcpy(sc.cmd, iop->cmnd, iop->cmnd_len); | |
378 | sc.cmdlen = iop->cmnd_len; | |
4d59bff9 | 379 | sc.databuf = (char *)iop->dxferp; |
832b75ed GG |
380 | sc.datalen = iop->dxfer_len; |
381 | sc.senselen = iop->max_sense_len; | |
382 | sc.timeout = iop->timeout == 0 ? 60000 : (1000 * iop->timeout); | |
383 | sc.flags = | |
4d59bff9 | 384 | (iop->dxfer_dir == DXFER_NONE ? SCCMD_READ : |
832b75ed GG |
385 | (iop->dxfer_dir == DXFER_FROM_DEVICE ? SCCMD_READ : SCCMD_WRITE)); |
386 | ||
387 | if (ioctl(fd, SCIOCCOMMAND, &sc) < 0) { | |
f9e10201 JD |
388 | if (scsi_debugmode) { |
389 | pout(" error sending SCSI ccb\n"); | |
390 | } | |
391 | return set_err(EIO); | |
832b75ed GG |
392 | } |
393 | iop->resid = sc.datalen - sc.datalen_used; | |
394 | iop->scsi_status = sc.status; | |
395 | if (iop->sensep) { | |
396 | memcpy(iop->sensep, sc.sense, sc.senselen_used); | |
397 | iop->resp_sense_len = sc.senselen_used; | |
398 | } | |
f9e10201 | 399 | if (scsi_debugmode) { |
832b75ed GG |
400 | int trunc; |
401 | ||
402 | pout(" status=0\n"); | |
403 | trunc = (iop->dxfer_len > 256) ? 1 : 0; | |
404 | ||
405 | pout(" Incoming data, len=%d%s:\n", (int) iop->dxfer_len, | |
406 | (trunc ? " [only first 256 bytes shown]" : "")); | |
407 | dStrHex(iop->dxferp, (trunc ? 256 : iop->dxfer_len), 1); | |
408 | } | |
34ad0c5f GG |
409 | switch (sc.retsts) { |
410 | case SCCMD_OK: | |
f9e10201 | 411 | break; |
34ad0c5f | 412 | case SCCMD_TIMEOUT: |
f9e10201 | 413 | return set_err(ETIMEDOUT); |
34ad0c5f | 414 | case SCCMD_BUSY: |
f9e10201 | 415 | return set_err(EBUSY); |
34ad0c5f | 416 | default: |
f9e10201 | 417 | return set_err(EIO); |
34ad0c5f | 418 | } |
f9e10201 JD |
419 | |
420 | return true; | |
832b75ed GG |
421 | } |
422 | ||
f9e10201 JD |
423 | ///////////////////////////////////////////////////////////////////////////// |
424 | ///// SCSI open with autodetection support | |
425 | ||
426 | smart_device * netbsd_scsi_device::autodetect_open() | |
832b75ed | 427 | { |
f9e10201 JD |
428 | // Open device |
429 | if (!open()) | |
430 | return this; | |
431 | ||
432 | // No Autodetection if device type was specified by user | |
433 | bool sat_only = false; | |
434 | if (*get_req_type()) { | |
435 | // Detect SAT if device object was created by scan_smart_devices(). | |
436 | if (!(m_scanning && !strcmp(get_req_type(), "sat"))) | |
437 | return this; | |
438 | sat_only = true; | |
439 | } | |
832b75ed | 440 | |
f9e10201 JD |
441 | // The code below is based on smartd.cpp:SCSIFilterKnown() |
442 | ||
443 | // Get INQUIRY | |
444 | unsigned char req_buff[64] = {0, }; | |
445 | int req_len = 36; | |
446 | if (scsiStdInquiry(this, req_buff, req_len)) { | |
447 | // Marvell controllers fail on a 36 bytes StdInquiry, but 64 suffices | |
448 | // watch this spot ... other devices could lock up here | |
449 | req_len = 64; | |
450 | if (scsiStdInquiry(this, req_buff, req_len)) { | |
451 | // device doesn't like INQUIRY commands | |
452 | close(); | |
453 | set_err(EIO, "INQUIRY failed"); | |
454 | return this; | |
455 | } | |
456 | } | |
457 | ||
458 | int avail_len = req_buff[4] + 5; | |
459 | int len = (avail_len < req_len ? avail_len : req_len); | |
460 | if (len < 36) { | |
461 | if (sat_only) { | |
462 | close(); | |
463 | set_err(EIO, "INQUIRY too short for SAT"); | |
464 | } | |
465 | return this; | |
466 | } | |
467 | ||
468 | // Use INQUIRY to detect type | |
469 | ||
470 | // SAT or USB, skip MFI controllers because of bugs | |
471 | { | |
472 | smart_device * newdev = smi()->autodetect_sat_device(this, req_buff, len); | |
473 | if (newdev) { | |
474 | // NOTE: 'this' is now owned by '*newdev' | |
475 | return newdev; | |
476 | } | |
477 | } | |
478 | ||
479 | // Nothing special found | |
480 | ||
481 | if (sat_only) { | |
482 | close(); | |
483 | set_err(EIO, "Not a SAT device"); | |
484 | } | |
485 | return this; | |
486 | } | |
487 | ||
488 | ///////////////////////////////////////////////////////////////////////////// | |
489 | /// Implement platform interface with old functions. | |
490 | ||
491 | class netbsd_smart_interface | |
492 | : public /*implements*/ smart_interface | |
493 | { | |
494 | public: | |
495 | virtual std::string get_os_version_str(); | |
496 | ||
497 | virtual std::string get_app_examples(const char * appname); | |
498 | ||
499 | virtual bool scan_smart_devices(smart_device_list & devlist, const char * type, | |
500 | const char * pattern = 0); | |
501 | ||
502 | protected: | |
503 | virtual ata_device * get_ata_device(const char * name, const char * type); | |
504 | ||
505 | virtual scsi_device * get_scsi_device(const char * name, const char * type); | |
506 | ||
507 | virtual nvme_device * get_nvme_device(const char * name, const char * type, | |
508 | unsigned nsid); | |
509 | ||
510 | virtual smart_device * autodetect_smart_device(const char * name); | |
511 | ||
512 | virtual smart_device * get_custom_smart_device(const char * name, const char * type); | |
513 | ||
514 | virtual std::string get_valid_custom_dev_types_str(); | |
515 | ||
516 | private: | |
517 | int get_dev_names(char ***, const char *); | |
518 | ||
519 | bool get_nvme_devlist(smart_device_list & devlist, const char * type); | |
520 | }; | |
521 | ||
522 | ||
523 | ////////////////////////////////////////////////////////////////////// | |
524 | ||
525 | std::string netbsd_smart_interface::get_os_version_str() | |
526 | { | |
527 | struct utsname osname; | |
528 | uname(&osname); | |
529 | return strprintf("%s %s %s", osname.sysname, osname.release, osname.machine); | |
530 | } | |
531 | ||
532 | std::string netbsd_smart_interface::get_app_examples(const char * appname) | |
533 | { | |
534 | if (!strcmp(appname, "smartctl")) { | |
535 | char p; | |
536 | ||
537 | p = 'a' + getrawpartition(); | |
538 | return strprintf( | |
ff28b140 | 539 | "=================================================== SMARTCTL EXAMPLES =====\n\n" |
f9e10201 JD |
540 | " smartctl -a /dev/wd0%c (Prints all SMART information)\n\n" |
541 | " smartctl --smart=on --offlineauto=on --saveauto=on /dev/wd0%c\n" | |
542 | " (Enables SMART on first disk)\n\n" | |
543 | " smartctl -t long /dev/wd0%c (Executes extended disk self-test)\n\n" | |
544 | " smartctl --attributes --log=selftest --quietmode=errorsonly /dev/wd0%c\n" | |
545 | " (Prints Self-Test & Attribute errors)\n" | |
f9e10201 JD |
546 | , p, p, p, p); |
547 | } | |
548 | return ""; | |
549 | } | |
550 | ||
551 | ata_device * netbsd_smart_interface::get_ata_device(const char * name, const char * type) | |
552 | { | |
553 | return new netbsd_ata_device(this, name, type); | |
554 | } | |
555 | ||
556 | scsi_device * netbsd_smart_interface::get_scsi_device(const char * name, const char * type) | |
557 | { | |
558 | return new netbsd_scsi_device(this, name, type); | |
832b75ed | 559 | } |
f9e10201 JD |
560 | |
561 | nvme_device * netbsd_smart_interface::get_nvme_device(const char * name, const char * type, unsigned nsid) | |
562 | { | |
563 | return new netbsd_nvme_device(this, name, type, nsid); | |
564 | } | |
565 | ||
566 | int netbsd_smart_interface::get_dev_names(char ***names, const char *prefix) | |
567 | { | |
568 | char *disknames, *p, **mp; | |
569 | int n = 0; | |
570 | int sysctl_mib[2]; | |
571 | size_t sysctl_len; | |
572 | ||
573 | *names = NULL; | |
574 | ||
575 | sysctl_mib[0] = CTL_HW; | |
576 | sysctl_mib[1] = HW_DISKNAMES; | |
577 | if (-1 == sysctl(sysctl_mib, 2, NULL, &sysctl_len, NULL, 0)) { | |
578 | pout("Failed to get value of sysctl `hw.disknames'\n"); | |
579 | return -1; | |
580 | } | |
581 | if (!(disknames = (char *)malloc(sysctl_len))) { | |
582 | pout("Out of memory constructing scan device list\n"); | |
583 | return -1; | |
584 | } | |
585 | if (-1 == sysctl(sysctl_mib, 2, disknames, &sysctl_len, NULL, 0)) { | |
586 | pout("Failed to get value of sysctl `hw.disknames'\n"); | |
587 | return -1; | |
588 | } | |
589 | if (!(mp = (char **) calloc(strlen(disknames) / 2, sizeof(char *)))) { | |
590 | pout("Out of memory constructing scan device list\n"); | |
591 | return -1; | |
592 | } | |
593 | for (p = strtok(disknames, " "); p; p = strtok(NULL, " ")) { | |
594 | if (strncmp(p, prefix, strlen(prefix))) { | |
595 | continue; | |
596 | } | |
597 | mp[n] = (char *)malloc(strlen(net_dev_raw_prefix) + strlen(p) + 2); | |
598 | if (!mp[n]) { | |
599 | pout("Out of memory constructing scan device list\n"); | |
600 | return -1; | |
601 | } | |
602 | sprintf(mp[n], "%s%s%c", net_dev_raw_prefix, p, 'a' + getrawpartition()); | |
603 | n++; | |
604 | } | |
605 | ||
606 | char ** tmp = (char **)realloc(mp, n * (sizeof(char *))); | |
607 | if (NULL == tmp) { | |
608 | pout("Out of memory constructing scan device list\n"); | |
609 | free(mp); | |
610 | return -1; | |
611 | } | |
612 | else | |
613 | mp = tmp; | |
614 | *names = mp; | |
615 | return n; | |
616 | } | |
617 | ||
618 | bool netbsd_smart_interface::get_nvme_devlist(smart_device_list & devlist, | |
619 | const char * type) | |
620 | { | |
621 | char ctrlpath[64], nspath[64]; | |
622 | struct stat sb; | |
623 | struct devlistargs laa; | |
624 | nvme_device * nvmedev; | |
625 | ||
626 | int drvfd = ::open(DRVCTLDEV, O_RDONLY, 0); | |
627 | if (drvfd < 0) { | |
628 | set_err(errno); | |
629 | return false; | |
630 | } | |
631 | ||
632 | for (int ctrl = 0;; ctrl++) { | |
633 | snprintf(ctrlpath, sizeof(ctrlpath), NVME_PREFIX"%d", ctrl); | |
634 | if (stat(ctrlpath, &sb) == -1 || !S_ISCHR(sb.st_mode)) | |
635 | break; | |
636 | ||
637 | snprintf(laa.l_devname, sizeof(laa.l_devname), "%s%d", net_dev_nvme_ctrl, | |
638 | ctrl); | |
639 | laa.l_childname = NULL; | |
640 | laa.l_children = 0; | |
641 | if (ioctl(drvfd, DRVLISTDEV, &laa) == -1) { | |
642 | if (errno == ENXIO) | |
643 | continue; | |
644 | break; | |
645 | } | |
646 | ||
647 | nvmedev = get_nvme_device(ctrlpath, type, 0); | |
648 | if (nvmedev) | |
649 | devlist.push_back(nvmedev); | |
650 | ||
651 | uint32_t n = 0; | |
652 | for (int nsid = 1; n < laa.l_children; nsid++) { | |
ff28b140 | 653 | snprintf(nspath, sizeof(nspath), NVME_PREFIX "%d" NVME_NS_PREFIX "%d", |
f9e10201 JD |
654 | ctrl, nsid); |
655 | if (stat(nspath, &sb) == -1 || !S_ISCHR(sb.st_mode)) | |
656 | break; | |
657 | int nsfd = ::open(nspath, O_RDONLY, 0); | |
658 | if (nsfd < 0) | |
659 | continue; | |
660 | ::close(nsfd); | |
661 | ||
662 | n++; | |
663 | nvmedev = get_nvme_device(nspath, type, nsid); | |
664 | if (nvmedev) | |
665 | devlist.push_back(nvmedev); | |
666 | } | |
667 | } | |
668 | ||
669 | ::close(drvfd); | |
670 | return true; | |
671 | } | |
672 | ||
673 | bool netbsd_smart_interface::scan_smart_devices(smart_device_list & devlist, | |
674 | const char * type, const char * pattern /*= 0*/) | |
675 | { | |
676 | if (pattern) { | |
677 | set_err(EINVAL, "DEVICESCAN with pattern not implemented yet"); | |
678 | return false; | |
679 | } | |
680 | ||
681 | if (type == NULL) | |
682 | type = ""; | |
683 | ||
684 | bool scan_ata = !*type || !strcmp(type, "ata"); | |
685 | bool scan_scsi = !*type || !strcmp(type, "scsi") || !strcmp(type, "sat"); | |
686 | ||
687 | #ifdef WITH_NVME_DEVICESCAN // TODO: Remove when NVMe support is no longer EXPERIMENTAL | |
688 | bool scan_nvme = !*type || !strcmp(type, "nvme"); | |
689 | #else | |
ff28b140 | 690 | bool scan_nvme = !strcmp(type, "nvme"); |
f9e10201 JD |
691 | #endif |
692 | ||
693 | // Make namelists | |
694 | char * * atanames = 0; int numata = 0; | |
695 | if (scan_ata) { | |
696 | numata = get_dev_names(&atanames, net_dev_ata_disk); | |
697 | if (numata < 0) { | |
698 | set_err(ENOMEM); | |
699 | return false; | |
700 | } | |
701 | } | |
702 | ||
703 | char * * scsinames = 0; int numscsi = 0; | |
704 | char * * scsitapenames = 0; int numscsitape = 0; | |
705 | if (scan_scsi) { | |
706 | numscsi = get_dev_names(&scsinames, net_dev_scsi_disk); | |
707 | if (numscsi < 0) { | |
708 | set_err(ENOMEM); | |
709 | return false; | |
710 | } | |
711 | numscsitape = get_dev_names(&scsitapenames, net_dev_scsi_tape); | |
712 | if (numscsitape < 0) { | |
713 | set_err(ENOMEM); | |
714 | return false; | |
715 | } | |
716 | } | |
717 | ||
718 | // Add to devlist | |
719 | int i; | |
720 | for (i = 0; i < numata; i++) { | |
721 | ata_device * atadev = get_ata_device(atanames[i], type); | |
722 | if (atadev) | |
723 | devlist.push_back(atadev); | |
724 | free(atanames[i]); | |
725 | } | |
726 | if(numata) free(atanames); | |
727 | ||
728 | for (i = 0; i < numscsi; i++) { | |
729 | scsi_device * scsidev = new netbsd_scsi_device(this, scsinames[i], type, true /*scanning*/); | |
730 | if (scsidev) | |
731 | devlist.push_back(scsidev); | |
732 | free(scsinames[i]); | |
733 | } | |
734 | if(numscsi) free(scsinames); | |
735 | ||
736 | for (i = 0; i < numscsitape; i++) { | |
737 | scsi_device * scsidev = get_scsi_device(scsitapenames[i], type); | |
738 | if (scsidev) | |
739 | devlist.push_back(scsidev); | |
740 | free(scsitapenames[i]); | |
741 | } | |
742 | if(numscsitape) free(scsitapenames); | |
743 | ||
744 | if (scan_nvme) | |
745 | get_nvme_devlist(devlist, type); | |
746 | ||
747 | return true; | |
748 | } | |
749 | ||
750 | smart_device * netbsd_smart_interface::autodetect_smart_device(const char * name) | |
751 | { | |
752 | const char * test_name = name; | |
753 | ||
754 | // if dev_name null, or string length zero | |
755 | if (!name || !*name) | |
756 | return 0; | |
757 | ||
758 | // Dereference symlinks | |
759 | struct stat st; | |
760 | std::string pathbuf; | |
761 | if (!lstat(name, &st) && S_ISLNK(st.st_mode)) { | |
762 | char * p = realpath(name, (char *)0); | |
763 | if (p) { | |
764 | pathbuf = p; | |
765 | free(p); | |
766 | test_name = pathbuf.c_str(); | |
767 | } | |
768 | } | |
769 | ||
ff28b140 | 770 | if (str_starts_with(test_name, net_dev_raw_prefix)) |
f9e10201 | 771 | test_name += strlen(net_dev_raw_prefix); |
ff28b140 TL |
772 | else if (str_starts_with(test_name, net_dev_prefix)) |
773 | test_name += strlen(net_dev_prefix); | |
774 | else | |
775 | return 0; // device is not starting with /dev/ or /dev/r* | |
776 | ||
777 | if (!strncmp(net_dev_ata_disk, test_name, strlen(net_dev_ata_disk))) | |
778 | return get_ata_device(name, "ata"); | |
779 | ||
780 | if (!strncmp(net_dev_scsi_disk, test_name, strlen(net_dev_scsi_disk))) { | |
f9e10201 JD |
781 | // XXX Try to detect possible USB->(S)ATA bridge |
782 | // XXX get USB vendor ID, product ID and version from sd(4)/umass(4). | |
783 | // XXX check sat device via get_usb_dev_type_by_id(). | |
f9e10201 | 784 | // No USB bridge found, assume regular SCSI device |
ff28b140 | 785 | return get_scsi_device(name, "scsi"); |
f9e10201 JD |
786 | } |
787 | ||
ff28b140 TL |
788 | if (!strncmp(net_dev_scsi_tape, test_name, strlen(net_dev_scsi_tape))) |
789 | return get_scsi_device(name, "scsi"); | |
790 | ||
791 | if (!strncmp(net_dev_nvme_ctrl, test_name, strlen(net_dev_nvme_ctrl))) | |
792 | return get_nvme_device(name, "nvme", 0 /* use default nsid */); | |
793 | ||
f9e10201 JD |
794 | // device type unknown |
795 | return 0; | |
796 | } | |
797 | ||
798 | smart_device * netbsd_smart_interface::get_custom_smart_device(const char * name, const char * type) | |
799 | { | |
800 | ARGUSED(name); | |
801 | ARGUSED(type); | |
802 | return 0; | |
803 | } | |
804 | ||
805 | std::string netbsd_smart_interface::get_valid_custom_dev_types_str() | |
806 | { | |
807 | return ""; | |
808 | } | |
809 | ||
810 | } // namespace | |
811 | ||
812 | ///////////////////////////////////////////////////////////////////////////// | |
813 | /// Initialize platform interface and register with smi() | |
814 | ||
815 | void smart_interface::init() | |
816 | { | |
817 | static os_netbsd::netbsd_smart_interface the_interface; | |
818 | smart_interface::set(&the_interface); | |
819 | } | |
820 | ||
821 | /* vim: set ts=2 sw=2 et ff=unix : */ |