FreeBSD/Linux Kernel Cross Reference
sys/cam/scsi/scsi_da.c
1 /*-
2 * Implementation of SCSI Direct Access Peripheral driver for CAM.
3 *
4 * Copyright (c) 1997 Justin T. Gibbs.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions, and the following disclaimer,
12 * without modification, immediately at the beginning of the file.
13 * 2. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
20 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
31
32 #include <sys/param.h>
33
34 #ifdef _KERNEL
35 #include <sys/systm.h>
36 #include <sys/kernel.h>
37 #include <sys/bio.h>
38 #include <sys/sysctl.h>
39 #include <sys/taskqueue.h>
40 #include <sys/lock.h>
41 #include <sys/mutex.h>
42 #include <sys/conf.h>
43 #include <sys/devicestat.h>
44 #include <sys/eventhandler.h>
45 #include <sys/malloc.h>
46 #include <sys/cons.h>
47 #include <sys/endian.h>
48 #include <sys/proc.h>
49 #include <geom/geom.h>
50 #include <geom/geom_disk.h>
51 #endif /* _KERNEL */
52
53 #ifndef _KERNEL
54 #include <stdio.h>
55 #include <string.h>
56 #endif /* _KERNEL */
57
58 #include <cam/cam.h>
59 #include <cam/cam_ccb.h>
60 #include <cam/cam_periph.h>
61 #include <cam/cam_xpt_periph.h>
62 #include <cam/cam_sim.h>
63
64 #include <cam/scsi/scsi_message.h>
65
66 #ifndef _KERNEL
67 #include <cam/scsi/scsi_da.h>
68 #endif /* !_KERNEL */
69
70 #ifdef _KERNEL
71 typedef enum {
72 DA_STATE_PROBE_WP,
73 DA_STATE_PROBE_RC,
74 DA_STATE_PROBE_RC16,
75 DA_STATE_PROBE_LBP,
76 DA_STATE_PROBE_BLK_LIMITS,
77 DA_STATE_PROBE_BDC,
78 DA_STATE_PROBE_ATA,
79 DA_STATE_NORMAL
80 } da_state;
81
82 typedef enum {
83 DA_FLAG_PACK_INVALID = 0x001,
84 DA_FLAG_NEW_PACK = 0x002,
85 DA_FLAG_PACK_LOCKED = 0x004,
86 DA_FLAG_PACK_REMOVABLE = 0x008,
87 DA_FLAG_NEED_OTAG = 0x020,
88 DA_FLAG_WAS_OTAG = 0x040,
89 DA_FLAG_RETRY_UA = 0x080,
90 DA_FLAG_OPEN = 0x100,
91 DA_FLAG_SCTX_INIT = 0x200,
92 DA_FLAG_CAN_RC16 = 0x400,
93 DA_FLAG_PROBED = 0x800,
94 DA_FLAG_DIRTY = 0x1000,
95 DA_FLAG_ANNOUNCED = 0x2000
96 } da_flags;
97
98 typedef enum {
99 DA_Q_NONE = 0x00,
100 DA_Q_NO_SYNC_CACHE = 0x01,
101 DA_Q_NO_6_BYTE = 0x02,
102 DA_Q_NO_PREVENT = 0x04,
103 DA_Q_4K = 0x08,
104 DA_Q_NO_RC16 = 0x10,
105 DA_Q_NO_UNMAP = 0x20,
106 DA_Q_RETRY_BUSY = 0x40
107 } da_quirks;
108
109 #define DA_Q_BIT_STRING \
110 "\020" \
111 "\001NO_SYNC_CACHE" \
112 "\002NO_6_BYTE" \
113 "\003NO_PREVENT" \
114 "\0044K" \
115 "\005NO_RC16" \
116 "\006NO_UNMAP" \
117 "\007RETRY_BUSY"
118
119 typedef enum {
120 DA_CCB_PROBE_RC = 0x01,
121 DA_CCB_PROBE_RC16 = 0x02,
122 DA_CCB_PROBE_LBP = 0x03,
123 DA_CCB_PROBE_BLK_LIMITS = 0x04,
124 DA_CCB_PROBE_BDC = 0x05,
125 DA_CCB_PROBE_ATA = 0x06,
126 DA_CCB_BUFFER_IO = 0x07,
127 DA_CCB_DUMP = 0x0A,
128 DA_CCB_DELETE = 0x0B,
129 DA_CCB_TUR = 0x0C,
130 DA_CCB_PROBE_WP = 0x12,
131 DA_CCB_TYPE_MASK = 0x1F,
132 DA_CCB_RETRY_UA = 0x20
133 } da_ccb_state;
134
135 /*
136 * Order here is important for method choice
137 *
138 * We prefer ATA_TRIM as tests run against a Sandforce 2281 SSD attached to
139 * LSI 2008 (mps) controller (FW: v12, Drv: v14) resulted 20% quicker deletes
140 * using ATA_TRIM than the corresponding UNMAP results for a real world mysql
141 * import taking 5mins.
142 *
143 */
144 typedef enum {
145 DA_DELETE_NONE,
146 DA_DELETE_DISABLE,
147 DA_DELETE_ATA_TRIM,
148 DA_DELETE_UNMAP,
149 DA_DELETE_WS16,
150 DA_DELETE_WS10,
151 DA_DELETE_ZERO,
152 DA_DELETE_MIN = DA_DELETE_ATA_TRIM,
153 DA_DELETE_MAX = DA_DELETE_ZERO
154 } da_delete_methods;
155
156 typedef void da_delete_func_t (struct cam_periph *periph, union ccb *ccb,
157 struct bio *bp);
158 static da_delete_func_t da_delete_trim;
159 static da_delete_func_t da_delete_unmap;
160 static da_delete_func_t da_delete_ws;
161
162 static const void * da_delete_functions[] = {
163 NULL,
164 NULL,
165 da_delete_trim,
166 da_delete_unmap,
167 da_delete_ws,
168 da_delete_ws,
169 da_delete_ws
170 };
171
172 static const char *da_delete_method_names[] =
173 { "NONE", "DISABLE", "ATA_TRIM", "UNMAP", "WS16", "WS10", "ZERO" };
174 static const char *da_delete_method_desc[] =
175 { "NONE", "DISABLED", "ATA TRIM", "UNMAP", "WRITE SAME(16) with UNMAP",
176 "WRITE SAME(10) with UNMAP", "ZERO" };
177
178 /* Offsets into our private area for storing information */
179 #define ccb_state ppriv_field0
180 #define ccb_bp ppriv_ptr1
181
182 struct disk_params {
183 u_int8_t heads;
184 u_int32_t cylinders;
185 u_int8_t secs_per_track;
186 u_int32_t secsize; /* Number of bytes/sector */
187 u_int64_t sectors; /* total number sectors */
188 u_int stripesize;
189 u_int stripeoffset;
190 };
191
192 #define UNMAP_RANGE_MAX 0xffffffff
193 #define UNMAP_HEAD_SIZE 8
194 #define UNMAP_RANGE_SIZE 16
195 #define UNMAP_MAX_RANGES 2048 /* Protocol Max is 4095 */
196 #define UNMAP_BUF_SIZE ((UNMAP_MAX_RANGES * UNMAP_RANGE_SIZE) + \
197 UNMAP_HEAD_SIZE)
198
199 #define WS10_MAX_BLKS 0xffff
200 #define WS16_MAX_BLKS 0xffffffff
201 #define ATA_TRIM_MAX_RANGES ((UNMAP_BUF_SIZE / \
202 (ATA_DSM_RANGE_SIZE * ATA_DSM_BLK_SIZE)) * ATA_DSM_BLK_SIZE)
203
204 struct da_softc {
205 struct bio_queue_head bio_queue;
206 struct bio_queue_head delete_queue;
207 struct bio_queue_head delete_run_queue;
208 LIST_HEAD(, ccb_hdr) pending_ccbs;
209 int tur; /* TEST UNIT READY should be sent */
210 int refcount; /* Active xpt_action() calls */
211 da_state state;
212 da_flags flags;
213 da_quirks quirks;
214 int sort_io_queue;
215 int minimum_cmd_size;
216 int error_inject;
217 int trim_max_ranges;
218 int delete_running;
219 int delete_available; /* Delete methods possibly available */
220 u_int maxio;
221 uint32_t unmap_max_ranges;
222 uint32_t unmap_max_lba; /* Max LBAs in UNMAP req */
223 uint64_t ws_max_blks;
224 da_delete_methods delete_method_pref;
225 da_delete_methods delete_method;
226 da_delete_func_t *delete_func;
227 struct disk_params params;
228 struct disk *disk;
229 union ccb saved_ccb;
230 struct task sysctl_task;
231 struct sysctl_ctx_list sysctl_ctx;
232 struct sysctl_oid *sysctl_tree;
233 struct callout sendordered_c;
234 uint64_t wwpn;
235 uint8_t unmap_buf[UNMAP_BUF_SIZE];
236 struct scsi_read_capacity_data_long rcaplong;
237 struct callout mediapoll_c;
238 };
239
240 #define dadeleteflag(softc, delete_method, enable) \
241 if (enable) { \
242 softc->delete_available |= (1 << delete_method); \
243 } else { \
244 softc->delete_available &= ~(1 << delete_method); \
245 }
246
247 struct da_quirk_entry {
248 struct scsi_inquiry_pattern inq_pat;
249 da_quirks quirks;
250 };
251
252 static const char quantum[] = "QUANTUM";
253 static const char microp[] = "MICROP";
254
255 static struct da_quirk_entry da_quirk_table[] =
256 {
257 /* SPI, FC devices */
258 {
259 /*
260 * Fujitsu M2513A MO drives.
261 * Tested devices: M2513A2 firmware versions 1200 & 1300.
262 * (dip switch selects whether T_DIRECT or T_OPTICAL device)
263 * Reported by: W.Scholten <whs@xs4all.nl>
264 */
265 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"},
266 /*quirks*/ DA_Q_NO_SYNC_CACHE
267 },
268 {
269 /* See above. */
270 {T_OPTICAL, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"},
271 /*quirks*/ DA_Q_NO_SYNC_CACHE
272 },
273 {
274 /*
275 * This particular Fujitsu drive doesn't like the
276 * synchronize cache command.
277 * Reported by: Tom Jackson <toj@gorilla.net>
278 */
279 {T_DIRECT, SIP_MEDIA_FIXED, "FUJITSU", "M2954*", "*"},
280 /*quirks*/ DA_Q_NO_SYNC_CACHE
281 },
282 {
283 /*
284 * This drive doesn't like the synchronize cache command
285 * either. Reported by: Matthew Jacob <mjacob@feral.com>
286 * in NetBSD PR kern/6027, August 24, 1998.
287 */
288 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2217*", "*"},
289 /*quirks*/ DA_Q_NO_SYNC_CACHE
290 },
291 {
292 /*
293 * This drive doesn't like the synchronize cache command
294 * either. Reported by: Hellmuth Michaelis (hm@kts.org)
295 * (PR 8882).
296 */
297 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2112*", "*"},
298 /*quirks*/ DA_Q_NO_SYNC_CACHE
299 },
300 {
301 /*
302 * Doesn't like the synchronize cache command.
303 * Reported by: Blaz Zupan <blaz@gold.amis.net>
304 */
305 {T_DIRECT, SIP_MEDIA_FIXED, "NEC", "D3847*", "*"},
306 /*quirks*/ DA_Q_NO_SYNC_CACHE
307 },
308 {
309 /*
310 * Doesn't like the synchronize cache command.
311 * Reported by: Blaz Zupan <blaz@gold.amis.net>
312 */
313 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "MAVERICK 540S", "*"},
314 /*quirks*/ DA_Q_NO_SYNC_CACHE
315 },
316 {
317 /*
318 * Doesn't like the synchronize cache command.
319 */
320 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS525S", "*"},
321 /*quirks*/ DA_Q_NO_SYNC_CACHE
322 },
323 {
324 /*
325 * Doesn't like the synchronize cache command.
326 * Reported by: walter@pelissero.de
327 */
328 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS540S", "*"},
329 /*quirks*/ DA_Q_NO_SYNC_CACHE
330 },
331 {
332 /*
333 * Doesn't work correctly with 6 byte reads/writes.
334 * Returns illegal request, and points to byte 9 of the
335 * 6-byte CDB.
336 * Reported by: Adam McDougall <bsdx@spawnet.com>
337 */
338 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 4*", "*"},
339 /*quirks*/ DA_Q_NO_6_BYTE
340 },
341 {
342 /* See above. */
343 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 2*", "*"},
344 /*quirks*/ DA_Q_NO_6_BYTE
345 },
346 {
347 /*
348 * Doesn't like the synchronize cache command.
349 * Reported by: walter@pelissero.de
350 */
351 {T_DIRECT, SIP_MEDIA_FIXED, "CONNER", "CP3500*", "*"},
352 /*quirks*/ DA_Q_NO_SYNC_CACHE
353 },
354 {
355 /*
356 * The CISS RAID controllers do not support SYNC_CACHE
357 */
358 {T_DIRECT, SIP_MEDIA_FIXED, "COMPAQ", "RAID*", "*"},
359 /*quirks*/ DA_Q_NO_SYNC_CACHE
360 },
361 {
362 /*
363 * The STEC SSDs sometimes hang on UNMAP.
364 */
365 {T_DIRECT, SIP_MEDIA_FIXED, "STEC", "*", "*"},
366 /*quirks*/ DA_Q_NO_UNMAP
367 },
368 {
369 /*
370 * VMware returns BUSY status when storage has transient
371 * connectivity problems, so better wait.
372 */
373 {T_DIRECT, SIP_MEDIA_FIXED, "VMware*", "*", "*"},
374 /*quirks*/ DA_Q_RETRY_BUSY
375 },
376 /* USB mass storage devices supported by umass(4) */
377 {
378 /*
379 * EXATELECOM (Sigmatel) i-Bead 100/105 USB Flash MP3 Player
380 * PR: kern/51675
381 */
382 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EXATEL", "i-BEAD10*", "*"},
383 /*quirks*/ DA_Q_NO_SYNC_CACHE
384 },
385 {
386 /*
387 * Power Quotient Int. (PQI) USB flash key
388 * PR: kern/53067
389 */
390 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "USB Flash Disk*",
391 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
392 },
393 {
394 /*
395 * Creative Nomad MUVO mp3 player (USB)
396 * PR: kern/53094
397 */
398 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "NOMAD_MUVO", "*"},
399 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
400 },
401 {
402 /*
403 * Jungsoft NEXDISK USB flash key
404 * PR: kern/54737
405 */
406 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JUNGSOFT", "NEXDISK*", "*"},
407 /*quirks*/ DA_Q_NO_SYNC_CACHE
408 },
409 {
410 /*
411 * FreeDik USB Mini Data Drive
412 * PR: kern/54786
413 */
414 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FreeDik*", "Mini Data Drive",
415 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
416 },
417 {
418 /*
419 * Sigmatel USB Flash MP3 Player
420 * PR: kern/57046
421 */
422 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SigmaTel", "MSCN", "*"},
423 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
424 },
425 {
426 /*
427 * Neuros USB Digital Audio Computer
428 * PR: kern/63645
429 */
430 {T_DIRECT, SIP_MEDIA_REMOVABLE, "NEUROS", "dig. audio comp.",
431 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
432 },
433 {
434 /*
435 * SEAGRAND NP-900 MP3 Player
436 * PR: kern/64563
437 */
438 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SEAGRAND", "NP-900*", "*"},
439 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
440 },
441 {
442 /*
443 * iRiver iFP MP3 player (with UMS Firmware)
444 * PR: kern/54881, i386/63941, kern/66124
445 */
446 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iRiver", "iFP*", "*"},
447 /*quirks*/ DA_Q_NO_SYNC_CACHE
448 },
449 {
450 /*
451 * Frontier Labs NEX IA+ Digital Audio Player, rev 1.10/0.01
452 * PR: kern/70158
453 */
454 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FL" , "Nex*", "*"},
455 /*quirks*/ DA_Q_NO_SYNC_CACHE
456 },
457 {
458 /*
459 * ZICPlay USB MP3 Player with FM
460 * PR: kern/75057
461 */
462 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ACTIONS*" , "USB DISK*", "*"},
463 /*quirks*/ DA_Q_NO_SYNC_CACHE
464 },
465 {
466 /*
467 * TEAC USB floppy mechanisms
468 */
469 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TEAC" , "FD-05*", "*"},
470 /*quirks*/ DA_Q_NO_SYNC_CACHE
471 },
472 {
473 /*
474 * Kingston DataTraveler II+ USB Pen-Drive.
475 * Reported by: Pawel Jakub Dawidek <pjd@FreeBSD.org>
476 */
477 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston" , "DataTraveler II+",
478 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
479 },
480 {
481 /*
482 * USB DISK Pro PMAP
483 * Reported by: jhs
484 * PR: usb/96381
485 */
486 {T_DIRECT, SIP_MEDIA_REMOVABLE, " ", "USB DISK Pro", "PMAP"},
487 /*quirks*/ DA_Q_NO_SYNC_CACHE
488 },
489 {
490 /*
491 * Motorola E398 Mobile Phone (TransFlash memory card).
492 * Reported by: Wojciech A. Koszek <dunstan@FreeBSD.czest.pl>
493 * PR: usb/89889
494 */
495 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Motorola" , "Motorola Phone",
496 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
497 },
498 {
499 /*
500 * Qware BeatZkey! Pro
501 * PR: usb/79164
502 */
503 {T_DIRECT, SIP_MEDIA_REMOVABLE, "GENERIC", "USB DISK DEVICE",
504 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
505 },
506 {
507 /*
508 * Time DPA20B 1GB MP3 Player
509 * PR: usb/81846
510 */
511 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB2.0*", "(FS) FLASH DISK*",
512 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
513 },
514 {
515 /*
516 * Samsung USB key 128Mb
517 * PR: usb/90081
518 */
519 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB-DISK", "FreeDik-FlashUsb",
520 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
521 },
522 {
523 /*
524 * Kingston DataTraveler 2.0 USB Flash memory.
525 * PR: usb/89196
526 */
527 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler 2.0",
528 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
529 },
530 {
531 /*
532 * Creative MUVO Slim mp3 player (USB)
533 * PR: usb/86131
534 */
535 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "MuVo Slim",
536 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
537 },
538 {
539 /*
540 * United MP5512 Portable MP3 Player (2-in-1 USB DISK/MP3)
541 * PR: usb/80487
542 */
543 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "MUSIC DISK",
544 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
545 },
546 {
547 /*
548 * SanDisk Micro Cruzer 128MB
549 * PR: usb/75970
550 */
551 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SanDisk" , "Micro Cruzer",
552 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
553 },
554 {
555 /*
556 * TOSHIBA TransMemory USB sticks
557 * PR: kern/94660
558 */
559 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TOSHIBA", "TransMemory",
560 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
561 },
562 {
563 /*
564 * PNY USB 3.0 Flash Drives
565 */
566 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PNY", "USB 3.0 FD*",
567 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_RC16
568 },
569 {
570 /*
571 * PNY USB Flash keys
572 * PR: usb/75578, usb/72344, usb/65436
573 */
574 {T_DIRECT, SIP_MEDIA_REMOVABLE, "*" , "USB DISK*",
575 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
576 },
577 {
578 /*
579 * Genesys 6-in-1 Card Reader
580 * PR: usb/94647
581 */
582 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "STORAGE DEVICE*",
583 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
584 },
585 {
586 /*
587 * Rekam Digital CAMERA
588 * PR: usb/98713
589 */
590 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CAMERA*", "4MP-9J6*",
591 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
592 },
593 {
594 /*
595 * iRiver H10 MP3 player
596 * PR: usb/102547
597 */
598 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "H10*",
599 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
600 },
601 {
602 /*
603 * iRiver U10 MP3 player
604 * PR: usb/92306
605 */
606 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "U10*",
607 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
608 },
609 {
610 /*
611 * X-Micro Flash Disk
612 * PR: usb/96901
613 */
614 {T_DIRECT, SIP_MEDIA_REMOVABLE, "X-Micro", "Flash Disk",
615 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
616 },
617 {
618 /*
619 * EasyMP3 EM732X USB 2.0 Flash MP3 Player
620 * PR: usb/96546
621 */
622 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EM732X", "MP3 Player*",
623 "1.00"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
624 },
625 {
626 /*
627 * Denver MP3 player
628 * PR: usb/107101
629 */
630 {T_DIRECT, SIP_MEDIA_REMOVABLE, "DENVER", "MP3 PLAYER",
631 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
632 },
633 {
634 /*
635 * Philips USB Key Audio KEY013
636 * PR: usb/68412
637 */
638 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PHILIPS", "Key*", "*"},
639 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT
640 },
641 {
642 /*
643 * JNC MP3 Player
644 * PR: usb/94439
645 */
646 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JNC*" , "MP3 Player*",
647 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
648 },
649 {
650 /*
651 * SAMSUNG MP0402H
652 * PR: usb/108427
653 */
654 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "MP0402H", "*"},
655 /*quirks*/ DA_Q_NO_SYNC_CACHE
656 },
657 {
658 /*
659 * I/O Magic USB flash - Giga Bank
660 * PR: usb/108810
661 */
662 {T_DIRECT, SIP_MEDIA_FIXED, "GS-Magic", "stor*", "*"},
663 /*quirks*/ DA_Q_NO_SYNC_CACHE
664 },
665 {
666 /*
667 * JoyFly 128mb USB Flash Drive
668 * PR: 96133
669 */
670 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "Flash Disk*",
671 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
672 },
673 {
674 /*
675 * ChipsBnk usb stick
676 * PR: 103702
677 */
678 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ChipsBnk", "USB*",
679 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
680 },
681 {
682 /*
683 * Storcase (Kingston) InfoStation IFS FC2/SATA-R 201A
684 * PR: 129858
685 */
686 {T_DIRECT, SIP_MEDIA_FIXED, "IFS", "FC2/SATA-R*",
687 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
688 },
689 {
690 /*
691 * Samsung YP-U3 mp3-player
692 * PR: 125398
693 */
694 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Samsung", "YP-U3",
695 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
696 },
697 {
698 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Netac", "OnlyDisk*",
699 "2000"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
700 },
701 {
702 /*
703 * Sony Cyber-Shot DSC cameras
704 * PR: usb/137035
705 */
706 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Sony", "Sony DSC", "*"},
707 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT
708 },
709 {
710 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler G3",
711 "1.00"}, /*quirks*/ DA_Q_NO_PREVENT
712 },
713 {
714 /* At least several Transcent USB sticks lie on RC16. */
715 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JetFlash", "Transcend*",
716 "*"}, /*quirks*/ DA_Q_NO_RC16
717 },
718 {
719 /*
720 * I-O Data USB Flash Disk
721 * PR: usb/211716
722 */
723 {T_DIRECT, SIP_MEDIA_REMOVABLE, "I-O DATA", "USB Flash Disk*",
724 "*"}, /*quirks*/ DA_Q_NO_RC16
725 },
726 /* ATA/SATA devices over SAS/USB/... */
727 {
728 /* Hitachi Advanced Format (4k) drives */
729 { T_DIRECT, SIP_MEDIA_FIXED, "Hitachi", "H??????????E3*", "*" },
730 /*quirks*/DA_Q_4K
731 },
732 {
733 /* Samsung Advanced Format (4k) drives */
734 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD155UI*", "*" },
735 /*quirks*/DA_Q_4K
736 },
737 {
738 /* Samsung Advanced Format (4k) drives */
739 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD155UI*", "*" },
740 /*quirks*/DA_Q_4K
741 },
742 {
743 /* Samsung Advanced Format (4k) drives */
744 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD204UI*", "*" },
745 /*quirks*/DA_Q_4K
746 },
747 {
748 /* Samsung Advanced Format (4k) drives */
749 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD204UI*", "*" },
750 /*quirks*/DA_Q_4K
751 },
752 {
753 /* Seagate Barracuda Green Advanced Format (4k) drives */
754 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DL*", "*" },
755 /*quirks*/DA_Q_4K
756 },
757 {
758 /* Seagate Barracuda Green Advanced Format (4k) drives */
759 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DL", "*", "*" },
760 /*quirks*/DA_Q_4K
761 },
762 {
763 /* Seagate Barracuda Green Advanced Format (4k) drives */
764 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???DM*", "*" },
765 /*quirks*/DA_Q_4K
766 },
767 {
768 /* Seagate Barracuda Green Advanced Format (4k) drives */
769 { T_DIRECT, SIP_MEDIA_FIXED, "ST???DM*", "*", "*" },
770 /*quirks*/DA_Q_4K
771 },
772 {
773 /* Seagate Barracuda Green Advanced Format (4k) drives */
774 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DM*", "*" },
775 /*quirks*/DA_Q_4K
776 },
777 {
778 /* Seagate Barracuda Green Advanced Format (4k) drives */
779 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DM", "*", "*" },
780 /*quirks*/DA_Q_4K
781 },
782 {
783 /* Seagate Momentus Advanced Format (4k) drives */
784 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500423AS*", "*" },
785 /*quirks*/DA_Q_4K
786 },
787 {
788 /* Seagate Momentus Advanced Format (4k) drives */
789 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "3AS*", "*" },
790 /*quirks*/DA_Q_4K
791 },
792 {
793 /* Seagate Momentus Advanced Format (4k) drives */
794 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500424AS*", "*" },
795 /*quirks*/DA_Q_4K
796 },
797 {
798 /* Seagate Momentus Advanced Format (4k) drives */
799 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "4AS*", "*" },
800 /*quirks*/DA_Q_4K
801 },
802 {
803 /* Seagate Momentus Advanced Format (4k) drives */
804 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640423AS*", "*" },
805 /*quirks*/DA_Q_4K
806 },
807 {
808 /* Seagate Momentus Advanced Format (4k) drives */
809 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "3AS*", "*" },
810 /*quirks*/DA_Q_4K
811 },
812 {
813 /* Seagate Momentus Advanced Format (4k) drives */
814 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640424AS*", "*" },
815 /*quirks*/DA_Q_4K
816 },
817 {
818 /* Seagate Momentus Advanced Format (4k) drives */
819 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "4AS*", "*" },
820 /*quirks*/DA_Q_4K
821 },
822 {
823 /* Seagate Momentus Advanced Format (4k) drives */
824 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750420AS*", "*" },
825 /*quirks*/DA_Q_4K
826 },
827 {
828 /* Seagate Momentus Advanced Format (4k) drives */
829 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "0AS*", "*" },
830 /*quirks*/DA_Q_4K
831 },
832 {
833 /* Seagate Momentus Advanced Format (4k) drives */
834 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750422AS*", "*" },
835 /*quirks*/DA_Q_4K
836 },
837 {
838 /* Seagate Momentus Advanced Format (4k) drives */
839 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "2AS*", "*" },
840 /*quirks*/DA_Q_4K
841 },
842 {
843 /* Seagate Momentus Advanced Format (4k) drives */
844 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750423AS*", "*" },
845 /*quirks*/DA_Q_4K
846 },
847 {
848 /* Seagate Momentus Advanced Format (4k) drives */
849 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "3AS*", "*" },
850 /*quirks*/DA_Q_4K
851 },
852 {
853 /* Seagate Momentus Thin Advanced Format (4k) drives */
854 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???LT*", "*" },
855 /*quirks*/DA_Q_4K
856 },
857 {
858 /* Seagate Momentus Thin Advanced Format (4k) drives */
859 { T_DIRECT, SIP_MEDIA_FIXED, "ST???LT*", "*", "*" },
860 /*quirks*/DA_Q_4K
861 },
862 {
863 /* WDC Caviar Green Advanced Format (4k) drives */
864 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RS*", "*" },
865 /*quirks*/DA_Q_4K
866 },
867 {
868 /* WDC Caviar Green Advanced Format (4k) drives */
869 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RS*", "*" },
870 /*quirks*/DA_Q_4K
871 },
872 {
873 /* WDC Caviar Green Advanced Format (4k) drives */
874 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RX*", "*" },
875 /*quirks*/DA_Q_4K
876 },
877 {
878 /* WDC Caviar Green Advanced Format (4k) drives */
879 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RX*", "*" },
880 /*quirks*/DA_Q_4K
881 },
882 {
883 /* WDC Caviar Green Advanced Format (4k) drives */
884 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RS*", "*" },
885 /*quirks*/DA_Q_4K
886 },
887 {
888 /* WDC Caviar Green Advanced Format (4k) drives */
889 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RS*", "*" },
890 /*quirks*/DA_Q_4K
891 },
892 {
893 /* WDC Caviar Green Advanced Format (4k) drives */
894 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RX*", "*" },
895 /*quirks*/DA_Q_4K
896 },
897 {
898 /* WDC Caviar Green Advanced Format (4k) drives */
899 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RX*", "*" },
900 /*quirks*/DA_Q_4K
901 },
902 {
903 /* WDC Scorpio Black Advanced Format (4k) drives */
904 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PKT*", "*" },
905 /*quirks*/DA_Q_4K
906 },
907 {
908 /* WDC Scorpio Black Advanced Format (4k) drives */
909 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PKT*", "*" },
910 /*quirks*/DA_Q_4K
911 },
912 {
913 /* WDC Scorpio Black Advanced Format (4k) drives */
914 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PKT*", "*" },
915 /*quirks*/DA_Q_4K
916 },
917 {
918 /* WDC Scorpio Black Advanced Format (4k) drives */
919 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PKT*", "*" },
920 /*quirks*/DA_Q_4K
921 },
922 {
923 /* WDC Scorpio Blue Advanced Format (4k) drives */
924 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PVT*", "*" },
925 /*quirks*/DA_Q_4K
926 },
927 {
928 /* WDC Scorpio Blue Advanced Format (4k) drives */
929 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PVT*", "*" },
930 /*quirks*/DA_Q_4K
931 },
932 {
933 /* WDC Scorpio Blue Advanced Format (4k) drives */
934 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PVT*", "*" },
935 /*quirks*/DA_Q_4K
936 },
937 {
938 /* WDC Scorpio Blue Advanced Format (4k) drives */
939 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PVT*", "*" },
940 /*quirks*/DA_Q_4K
941 },
942 {
943 /*
944 * Olympus digital cameras (C-3040ZOOM, C-2040ZOOM, C-1)
945 * PR: usb/97472
946 */
947 { T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "C*", "*"},
948 /*quirks*/ DA_Q_NO_6_BYTE | DA_Q_NO_SYNC_CACHE
949 },
950 {
951 /*
952 * Olympus digital cameras (D-370)
953 * PR: usb/97472
954 */
955 { T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "D*", "*"},
956 /*quirks*/ DA_Q_NO_6_BYTE
957 },
958 {
959 /*
960 * Olympus digital cameras (E-100RS, E-10).
961 * PR: usb/97472
962 */
963 { T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "E*", "*"},
964 /*quirks*/ DA_Q_NO_6_BYTE | DA_Q_NO_SYNC_CACHE
965 },
966 {
967 /*
968 * Olympus FE-210 camera
969 */
970 {T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "FE210*",
971 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
972 },
973 {
974 /*
975 * LG UP3S MP3 player
976 */
977 {T_DIRECT, SIP_MEDIA_REMOVABLE, "LG", "UP3S",
978 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
979 },
980 {
981 /*
982 * Laser MP3-2GA13 MP3 player
983 */
984 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "(HS) Flash Disk",
985 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
986 },
987 {
988 /*
989 * LaCie external 250GB Hard drive des by Porsche
990 * Submitted by: Ben Stuyts <ben@altesco.nl>
991 * PR: 121474
992 */
993 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HM250JI", "*"},
994 /*quirks*/ DA_Q_NO_SYNC_CACHE
995 },
996 /* SATA SSDs */
997 {
998 /*
999 * Corsair Force 2 SSDs
1000 * 4k optimised & trim only works in 4k requests + 4k aligned
1001 */
1002 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair CSSD-F*", "*" },
1003 /*quirks*/DA_Q_4K
1004 },
1005 {
1006 /*
1007 * Corsair Force 3 SSDs
1008 * 4k optimised & trim only works in 4k requests + 4k aligned
1009 */
1010 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force 3*", "*" },
1011 /*quirks*/DA_Q_4K
1012 },
1013 {
1014 /*
1015 * Corsair Neutron GTX SSDs
1016 * 4k optimised & trim only works in 4k requests + 4k aligned
1017 */
1018 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" },
1019 /*quirks*/DA_Q_4K
1020 },
1021 {
1022 /*
1023 * Corsair Force GT & GS SSDs
1024 * 4k optimised & trim only works in 4k requests + 4k aligned
1025 */
1026 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force G*", "*" },
1027 /*quirks*/DA_Q_4K
1028 },
1029 {
1030 /*
1031 * Crucial M4 SSDs
1032 * 4k optimised & trim only works in 4k requests + 4k aligned
1033 */
1034 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "M4-CT???M4SSD2*", "*" },
1035 /*quirks*/DA_Q_4K
1036 },
1037 {
1038 /*
1039 * Crucial RealSSD C300 SSDs
1040 * 4k optimised
1041 */
1042 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "C300-CTFDDAC???MAG*",
1043 "*" }, /*quirks*/DA_Q_4K
1044 },
1045 {
1046 /*
1047 * Intel 320 Series SSDs
1048 * 4k optimised & trim only works in 4k requests + 4k aligned
1049 */
1050 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2CW*", "*" },
1051 /*quirks*/DA_Q_4K
1052 },
1053 {
1054 /*
1055 * Intel 330 Series SSDs
1056 * 4k optimised & trim only works in 4k requests + 4k aligned
1057 */
1058 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2CT*", "*" },
1059 /*quirks*/DA_Q_4K
1060 },
1061 {
1062 /*
1063 * Intel 510 Series SSDs
1064 * 4k optimised & trim only works in 4k requests + 4k aligned
1065 */
1066 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2MH*", "*" },
1067 /*quirks*/DA_Q_4K
1068 },
1069 {
1070 /*
1071 * Intel 520 Series SSDs
1072 * 4k optimised & trim only works in 4k requests + 4k aligned
1073 */
1074 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2BW*", "*" },
1075 /*quirks*/DA_Q_4K
1076 },
1077 {
1078 /*
1079 * Intel X25-M Series SSDs
1080 * 4k optimised & trim only works in 4k requests + 4k aligned
1081 */
1082 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2M*", "*" },
1083 /*quirks*/DA_Q_4K
1084 },
1085 {
1086 /*
1087 * Kingston E100 Series SSDs
1088 * 4k optimised & trim only works in 4k requests + 4k aligned
1089 */
1090 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SE100S3*", "*" },
1091 /*quirks*/DA_Q_4K
1092 },
1093 {
1094 /*
1095 * Kingston HyperX 3k SSDs
1096 * 4k optimised & trim only works in 4k requests + 4k aligned
1097 */
1098 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SH103S3*", "*" },
1099 /*quirks*/DA_Q_4K
1100 },
1101 {
1102 /*
1103 * Marvell SSDs (entry taken from OpenSolaris)
1104 * 4k optimised & trim only works in 4k requests + 4k aligned
1105 */
1106 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "MARVELL SD88SA02*", "*" },
1107 /*quirks*/DA_Q_4K
1108 },
1109 {
1110 /*
1111 * OCZ Agility 2 SSDs
1112 * 4k optimised & trim only works in 4k requests + 4k aligned
1113 */
1114 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" },
1115 /*quirks*/DA_Q_4K
1116 },
1117 {
1118 /*
1119 * OCZ Agility 3 SSDs
1120 * 4k optimised & trim only works in 4k requests + 4k aligned
1121 */
1122 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-AGILITY3*", "*" },
1123 /*quirks*/DA_Q_4K
1124 },
1125 {
1126 /*
1127 * OCZ Deneva R Series SSDs
1128 * 4k optimised & trim only works in 4k requests + 4k aligned
1129 */
1130 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "DENRSTE251M45*", "*" },
1131 /*quirks*/DA_Q_4K
1132 },
1133 {
1134 /*
1135 * OCZ Vertex 2 SSDs (inc pro series)
1136 * 4k optimised & trim only works in 4k requests + 4k aligned
1137 */
1138 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ?VERTEX2*", "*" },
1139 /*quirks*/DA_Q_4K
1140 },
1141 {
1142 /*
1143 * OCZ Vertex 3 SSDs
1144 * 4k optimised & trim only works in 4k requests + 4k aligned
1145 */
1146 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX3*", "*" },
1147 /*quirks*/DA_Q_4K
1148 },
1149 {
1150 /*
1151 * OCZ Vertex 4 SSDs
1152 * 4k optimised & trim only works in 4k requests + 4k aligned
1153 */
1154 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX4*", "*" },
1155 /*quirks*/DA_Q_4K
1156 },
1157 {
1158 /*
1159 * Samsung 830 Series SSDs
1160 * 4k optimised & trim only works in 4k requests + 4k aligned
1161 */
1162 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG SSD 830 Series*", "*" },
1163 /*quirks*/DA_Q_4K
1164 },
1165 {
1166 /*
1167 * Samsung 840 SSDs
1168 * 4k optimised & trim only works in 4k requests + 4k aligned
1169 */
1170 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 840*", "*" },
1171 /*quirks*/DA_Q_4K
1172 },
1173 {
1174 /*
1175 * Samsung 850 SSDs
1176 * 4k optimised & trim only works in 4k requests + 4k aligned
1177 */
1178 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 850*", "*" },
1179 /*quirks*/DA_Q_4K
1180 },
1181 {
1182 /*
1183 * Samsung 843T Series SSDs (MZ7WD*)
1184 * Samsung PM851 Series SSDs (MZ7TE*)
1185 * Samsung PM853T Series SSDs (MZ7GE*)
1186 * Samsung SM863 Series SSDs (MZ7KM*)
1187 * 4k optimised
1188 */
1189 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG MZ7*", "*" },
1190 /*quirks*/DA_Q_4K
1191 },
1192 {
1193 /*
1194 * SuperTalent TeraDrive CT SSDs
1195 * 4k optimised & trim only works in 4k requests + 4k aligned
1196 */
1197 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "FTM??CT25H*", "*" },
1198 /*quirks*/DA_Q_4K
1199 },
1200 {
1201 /*
1202 * XceedIOPS SATA SSDs
1203 * 4k optimised
1204 */
1205 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SG9XCS2D*", "*" },
1206 /*quirks*/DA_Q_4K
1207 },
1208 {
1209 /*
1210 * Hama Innostor USB-Stick
1211 */
1212 { T_DIRECT, SIP_MEDIA_REMOVABLE, "Innostor", "Innostor*", "*" },
1213 /*quirks*/DA_Q_NO_RC16
1214 },
1215 {
1216 /*
1217 * MX-ES USB Drive by Mach Xtreme
1218 */
1219 { T_DIRECT, SIP_MEDIA_REMOVABLE, "MX", "MXUB3*", "*"},
1220 /*quirks*/DA_Q_NO_RC16
1221 },
1222 };
1223
1224 static disk_strategy_t dastrategy;
1225 static dumper_t dadump;
1226 static periph_init_t dainit;
1227 static void daasync(void *callback_arg, u_int32_t code,
1228 struct cam_path *path, void *arg);
1229 static void dasysctlinit(void *context, int pending);
1230 static int dacmdsizesysctl(SYSCTL_HANDLER_ARGS);
1231 static int dadeletemethodsysctl(SYSCTL_HANDLER_ARGS);
1232 static int dadeletemaxsysctl(SYSCTL_HANDLER_ARGS);
1233 static void dadeletemethodset(struct da_softc *softc,
1234 da_delete_methods delete_method);
1235 static off_t dadeletemaxsize(struct da_softc *softc,
1236 da_delete_methods delete_method);
1237 static void dadeletemethodchoose(struct da_softc *softc,
1238 da_delete_methods default_method);
1239 static void daprobedone(struct cam_periph *periph, union ccb *ccb);
1240
1241 static periph_ctor_t daregister;
1242 static periph_dtor_t dacleanup;
1243 static periph_start_t dastart;
1244 static periph_oninv_t daoninvalidate;
1245 static void dadone(struct cam_periph *periph,
1246 union ccb *done_ccb);
1247 static int daerror(union ccb *ccb, u_int32_t cam_flags,
1248 u_int32_t sense_flags);
1249 static void daprevent(struct cam_periph *periph, int action);
1250 static void dareprobe(struct cam_periph *periph);
1251 static void dasetgeom(struct cam_periph *periph, uint32_t block_len,
1252 uint64_t maxsector,
1253 struct scsi_read_capacity_data_long *rcaplong,
1254 size_t rcap_size);
1255 static timeout_t dasendorderedtag;
1256 static void dashutdown(void *arg, int howto);
1257 static timeout_t damediapoll;
1258
1259 #ifndef DA_DEFAULT_POLL_PERIOD
1260 #define DA_DEFAULT_POLL_PERIOD 3
1261 #endif
1262
1263 #ifndef DA_DEFAULT_TIMEOUT
1264 #define DA_DEFAULT_TIMEOUT 60 /* Timeout in seconds */
1265 #endif
1266
1267 #ifndef DA_DEFAULT_RETRY
1268 #define DA_DEFAULT_RETRY 4
1269 #endif
1270
1271 #ifndef DA_DEFAULT_SEND_ORDERED
1272 #define DA_DEFAULT_SEND_ORDERED 1
1273 #endif
1274
1275 #define DA_SIO (softc->sort_io_queue >= 0 ? \
1276 softc->sort_io_queue : cam_sort_io_queues)
1277
1278 static int da_poll_period = DA_DEFAULT_POLL_PERIOD;
1279 static int da_retry_count = DA_DEFAULT_RETRY;
1280 static int da_default_timeout = DA_DEFAULT_TIMEOUT;
1281 static int da_send_ordered = DA_DEFAULT_SEND_ORDERED;
1282
1283 static SYSCTL_NODE(_kern_cam, OID_AUTO, da, CTLFLAG_RD, 0,
1284 "CAM Direct Access Disk driver");
1285 SYSCTL_INT(_kern_cam_da, OID_AUTO, poll_period, CTLFLAG_RW,
1286 &da_poll_period, 0, "Media polling period in seconds");
1287 TUNABLE_INT("kern.cam.da.poll_period", &da_poll_period);
1288 SYSCTL_INT(_kern_cam_da, OID_AUTO, retry_count, CTLFLAG_RW,
1289 &da_retry_count, 0, "Normal I/O retry count");
1290 TUNABLE_INT("kern.cam.da.retry_count", &da_retry_count);
1291 SYSCTL_INT(_kern_cam_da, OID_AUTO, default_timeout, CTLFLAG_RW,
1292 &da_default_timeout, 0, "Normal I/O timeout (in seconds)");
1293 TUNABLE_INT("kern.cam.da.default_timeout", &da_default_timeout);
1294 SYSCTL_INT(_kern_cam_da, OID_AUTO, send_ordered, CTLFLAG_RW,
1295 &da_send_ordered, 0, "Send Ordered Tags");
1296 TUNABLE_INT("kern.cam.da.send_ordered", &da_send_ordered);
1297
1298 /*
1299 * DA_ORDEREDTAG_INTERVAL determines how often, relative
1300 * to the default timeout, we check to see whether an ordered
1301 * tagged transaction is appropriate to prevent simple tag
1302 * starvation. Since we'd like to ensure that there is at least
1303 * 1/2 of the timeout length left for a starved transaction to
1304 * complete after we've sent an ordered tag, we must poll at least
1305 * four times in every timeout period. This takes care of the worst
1306 * case where a starved transaction starts during an interval that
1307 * meets the requirement "don't send an ordered tag" test so it takes
1308 * us two intervals to determine that a tag must be sent.
1309 */
1310 #ifndef DA_ORDEREDTAG_INTERVAL
1311 #define DA_ORDEREDTAG_INTERVAL 4
1312 #endif
1313
1314 static struct periph_driver dadriver =
1315 {
1316 dainit, "da",
1317 TAILQ_HEAD_INITIALIZER(dadriver.units), /* generation */ 0
1318 };
1319
1320 PERIPHDRIVER_DECLARE(da, dadriver);
1321
1322 static MALLOC_DEFINE(M_SCSIDA, "scsi_da", "scsi_da buffers");
1323
1324 static int
1325 daopen(struct disk *dp)
1326 {
1327 struct cam_periph *periph;
1328 struct da_softc *softc;
1329 int error;
1330
1331 periph = (struct cam_periph *)dp->d_drv1;
1332 if (cam_periph_acquire(periph) != CAM_REQ_CMP) {
1333 return (ENXIO);
1334 }
1335
1336 cam_periph_lock(periph);
1337 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) {
1338 cam_periph_unlock(periph);
1339 cam_periph_release(periph);
1340 return (error);
1341 }
1342
1343 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH,
1344 ("daopen\n"));
1345
1346 softc = (struct da_softc *)periph->softc;
1347 dareprobe(periph);
1348
1349 /* Wait for the disk size update. */
1350 error = cam_periph_sleep(periph, &softc->disk->d_mediasize, PRIBIO,
1351 "dareprobe", 0);
1352 if (error != 0)
1353 xpt_print(periph->path, "unable to retrieve capacity data\n");
1354
1355 if (periph->flags & CAM_PERIPH_INVALID)
1356 error = ENXIO;
1357
1358 if (error == 0 && (softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 &&
1359 (softc->quirks & DA_Q_NO_PREVENT) == 0)
1360 daprevent(periph, PR_PREVENT);
1361
1362 if (error == 0) {
1363 softc->flags &= ~DA_FLAG_PACK_INVALID;
1364 softc->flags |= DA_FLAG_OPEN;
1365 }
1366
1367 cam_periph_unhold(periph);
1368 cam_periph_unlock(periph);
1369
1370 if (error != 0)
1371 cam_periph_release(periph);
1372
1373 return (error);
1374 }
1375
1376 static int
1377 daclose(struct disk *dp)
1378 {
1379 struct cam_periph *periph;
1380 struct da_softc *softc;
1381 union ccb *ccb;
1382 int error;
1383
1384 periph = (struct cam_periph *)dp->d_drv1;
1385 softc = (struct da_softc *)periph->softc;
1386 cam_periph_lock(periph);
1387 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH,
1388 ("daclose\n"));
1389
1390 if (cam_periph_hold(periph, PRIBIO) == 0) {
1391
1392 /* Flush disk cache. */
1393 if ((softc->flags & DA_FLAG_DIRTY) != 0 &&
1394 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0 &&
1395 (softc->flags & DA_FLAG_PACK_INVALID) == 0) {
1396 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
1397 scsi_synchronize_cache(&ccb->csio, /*retries*/1,
1398 /*cbfcnp*/dadone, MSG_SIMPLE_Q_TAG,
1399 /*begin_lba*/0, /*lb_count*/0, SSD_FULL_SIZE,
1400 5 * 60 * 1000);
1401 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0,
1402 /*sense_flags*/SF_RETRY_UA | SF_QUIET_IR,
1403 softc->disk->d_devstat);
1404 softc->flags &= ~DA_FLAG_DIRTY;
1405 xpt_release_ccb(ccb);
1406 }
1407
1408 /* Allow medium removal. */
1409 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 &&
1410 (softc->quirks & DA_Q_NO_PREVENT) == 0)
1411 daprevent(periph, PR_ALLOW);
1412
1413 cam_periph_unhold(periph);
1414 }
1415
1416 /*
1417 * If we've got removeable media, mark the blocksize as
1418 * unavailable, since it could change when new media is
1419 * inserted.
1420 */
1421 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0)
1422 softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE;
1423
1424 softc->flags &= ~DA_FLAG_OPEN;
1425 while (softc->refcount != 0)
1426 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "daclose", 1);
1427 cam_periph_unlock(periph);
1428 cam_periph_release(periph);
1429 return (0);
1430 }
1431
1432 static void
1433 daschedule(struct cam_periph *periph)
1434 {
1435 struct da_softc *softc = (struct da_softc *)periph->softc;
1436
1437 if (softc->state != DA_STATE_NORMAL)
1438 return;
1439
1440 /* Check if we have more work to do. */
1441 if (bioq_first(&softc->bio_queue) ||
1442 (!softc->delete_running && bioq_first(&softc->delete_queue)) ||
1443 softc->tur) {
1444 xpt_schedule(periph, CAM_PRIORITY_NORMAL);
1445 }
1446 }
1447
1448 /*
1449 * Actually translate the requested transfer into one the physical driver
1450 * can understand. The transfer is described by a buf and will include
1451 * only one physical transfer.
1452 */
1453 static void
1454 dastrategy(struct bio *bp)
1455 {
1456 struct cam_periph *periph;
1457 struct da_softc *softc;
1458
1459 periph = (struct cam_periph *)bp->bio_disk->d_drv1;
1460 softc = (struct da_softc *)periph->softc;
1461
1462 cam_periph_lock(periph);
1463
1464 /*
1465 * If the device has been made invalid, error out
1466 */
1467 if ((softc->flags & DA_FLAG_PACK_INVALID)) {
1468 cam_periph_unlock(periph);
1469 biofinish(bp, NULL, ENXIO);
1470 return;
1471 }
1472
1473 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastrategy(%p)\n", bp));
1474
1475 /*
1476 * Place it in the queue of disk activities for this disk
1477 */
1478 if (bp->bio_cmd == BIO_DELETE) {
1479 bioq_disksort(&softc->delete_queue, bp);
1480 } else if (DA_SIO) {
1481 bioq_disksort(&softc->bio_queue, bp);
1482 } else {
1483 bioq_insert_tail(&softc->bio_queue, bp);
1484 }
1485
1486 /*
1487 * Schedule ourselves for performing the work.
1488 */
1489 daschedule(periph);
1490 cam_periph_unlock(periph);
1491
1492 return;
1493 }
1494
1495 static int
1496 dadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length)
1497 {
1498 struct cam_periph *periph;
1499 struct da_softc *softc;
1500 u_int secsize;
1501 struct ccb_scsiio csio;
1502 struct disk *dp;
1503 int error = 0;
1504
1505 dp = arg;
1506 periph = dp->d_drv1;
1507 softc = (struct da_softc *)periph->softc;
1508 cam_periph_lock(periph);
1509 secsize = softc->params.secsize;
1510
1511 if ((softc->flags & DA_FLAG_PACK_INVALID) != 0) {
1512 cam_periph_unlock(periph);
1513 return (ENXIO);
1514 }
1515
1516 if (length > 0) {
1517 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
1518 csio.ccb_h.ccb_state = DA_CCB_DUMP;
1519 scsi_read_write(&csio,
1520 /*retries*/0,
1521 dadone,
1522 MSG_ORDERED_Q_TAG,
1523 /*read*/SCSI_RW_WRITE,
1524 /*byte2*/0,
1525 /*minimum_cmd_size*/ softc->minimum_cmd_size,
1526 offset / secsize,
1527 length / secsize,
1528 /*data_ptr*/(u_int8_t *) virtual,
1529 /*dxfer_len*/length,
1530 /*sense_len*/SSD_FULL_SIZE,
1531 da_default_timeout * 1000);
1532 xpt_polled_action((union ccb *)&csio);
1533
1534 error = cam_periph_error((union ccb *)&csio,
1535 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL);
1536 if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0)
1537 cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0,
1538 /*reduction*/0, /*timeout*/0, /*getcount_only*/0);
1539 if (error != 0)
1540 printf("Aborting dump due to I/O error.\n");
1541 cam_periph_unlock(periph);
1542 return (error);
1543 }
1544
1545 /*
1546 * Sync the disk cache contents to the physical media.
1547 */
1548 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) {
1549
1550 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
1551 csio.ccb_h.ccb_state = DA_CCB_DUMP;
1552 scsi_synchronize_cache(&csio,
1553 /*retries*/0,
1554 /*cbfcnp*/dadone,
1555 MSG_SIMPLE_Q_TAG,
1556 /*begin_lba*/0,/* Cover the whole disk */
1557 /*lb_count*/0,
1558 SSD_FULL_SIZE,
1559 5 * 60 * 1000);
1560 xpt_polled_action((union ccb *)&csio);
1561
1562 error = cam_periph_error((union ccb *)&csio,
1563 0, SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR, NULL);
1564 if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0)
1565 cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0,
1566 /*reduction*/0, /*timeout*/0, /*getcount_only*/0);
1567 if (error != 0)
1568 xpt_print(periph->path, "Synchronize cache failed\n");
1569 }
1570 cam_periph_unlock(periph);
1571 return (error);
1572 }
1573
1574 static int
1575 dagetattr(struct bio *bp)
1576 {
1577 int ret;
1578 struct cam_periph *periph;
1579
1580 periph = (struct cam_periph *)bp->bio_disk->d_drv1;
1581 cam_periph_lock(periph);
1582 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute,
1583 periph->path);
1584 cam_periph_unlock(periph);
1585 if (ret == 0)
1586 bp->bio_completed = bp->bio_length;
1587 return ret;
1588 }
1589
1590 static void
1591 dainit(void)
1592 {
1593 cam_status status;
1594
1595 /*
1596 * Install a global async callback. This callback will
1597 * receive async callbacks like "new device found".
1598 */
1599 status = xpt_register_async(AC_FOUND_DEVICE, daasync, NULL, NULL);
1600
1601 if (status != CAM_REQ_CMP) {
1602 printf("da: Failed to attach master async callback "
1603 "due to status 0x%x!\n", status);
1604 } else if (da_send_ordered) {
1605
1606 /* Register our shutdown event handler */
1607 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, dashutdown,
1608 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL)
1609 printf("dainit: shutdown event registration failed!\n");
1610 }
1611 }
1612
1613 /*
1614 * Callback from GEOM, called when it has finished cleaning up its
1615 * resources.
1616 */
1617 static void
1618 dadiskgonecb(struct disk *dp)
1619 {
1620 struct cam_periph *periph;
1621
1622 periph = (struct cam_periph *)dp->d_drv1;
1623 cam_periph_release(periph);
1624 }
1625
1626 static void
1627 daoninvalidate(struct cam_periph *periph)
1628 {
1629 struct da_softc *softc;
1630
1631 softc = (struct da_softc *)periph->softc;
1632
1633 /*
1634 * De-register any async callbacks.
1635 */
1636 xpt_register_async(0, daasync, periph, periph->path);
1637
1638 softc->flags |= DA_FLAG_PACK_INVALID;
1639
1640 /*
1641 * Return all queued I/O with ENXIO.
1642 * XXX Handle any transactions queued to the card
1643 * with XPT_ABORT_CCB.
1644 */
1645 bioq_flush(&softc->bio_queue, NULL, ENXIO);
1646 bioq_flush(&softc->delete_queue, NULL, ENXIO);
1647
1648 /*
1649 * Tell GEOM that we've gone away, we'll get a callback when it is
1650 * done cleaning up its resources.
1651 */
1652 disk_gone(softc->disk);
1653 }
1654
1655 static void
1656 dacleanup(struct cam_periph *periph)
1657 {
1658 struct da_softc *softc;
1659
1660 softc = (struct da_softc *)periph->softc;
1661
1662 cam_periph_unlock(periph);
1663
1664 /*
1665 * If we can't free the sysctl tree, oh well...
1666 */
1667 if ((softc->flags & DA_FLAG_SCTX_INIT) != 0
1668 && sysctl_ctx_free(&softc->sysctl_ctx) != 0) {
1669 xpt_print(periph->path, "can't remove sysctl context\n");
1670 }
1671
1672 callout_drain(&softc->mediapoll_c);
1673 disk_destroy(softc->disk);
1674 callout_drain(&softc->sendordered_c);
1675 free(softc, M_DEVBUF);
1676 cam_periph_lock(periph);
1677 }
1678
1679 static void
1680 daasync(void *callback_arg, u_int32_t code,
1681 struct cam_path *path, void *arg)
1682 {
1683 struct cam_periph *periph;
1684 struct da_softc *softc;
1685
1686 periph = (struct cam_periph *)callback_arg;
1687 switch (code) {
1688 case AC_FOUND_DEVICE:
1689 {
1690 struct ccb_getdev *cgd;
1691 cam_status status;
1692
1693 cgd = (struct ccb_getdev *)arg;
1694 if (cgd == NULL)
1695 break;
1696
1697 if (cgd->protocol != PROTO_SCSI)
1698 break;
1699 if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED)
1700 break;
1701 if (SID_TYPE(&cgd->inq_data) != T_DIRECT
1702 && SID_TYPE(&cgd->inq_data) != T_RBC
1703 && SID_TYPE(&cgd->inq_data) != T_OPTICAL)
1704 break;
1705
1706 /*
1707 * Allocate a peripheral instance for
1708 * this device and start the probe
1709 * process.
1710 */
1711 status = cam_periph_alloc(daregister, daoninvalidate,
1712 dacleanup, dastart,
1713 "da", CAM_PERIPH_BIO,
1714 path, daasync,
1715 AC_FOUND_DEVICE, cgd);
1716
1717 if (status != CAM_REQ_CMP
1718 && status != CAM_REQ_INPROG)
1719 printf("daasync: Unable to attach to new device "
1720 "due to status 0x%x\n", status);
1721 return;
1722 }
1723 case AC_ADVINFO_CHANGED:
1724 {
1725 uintptr_t buftype;
1726
1727 buftype = (uintptr_t)arg;
1728 if (buftype == CDAI_TYPE_PHYS_PATH) {
1729 struct da_softc *softc;
1730
1731 softc = periph->softc;
1732 disk_attr_changed(softc->disk, "GEOM::physpath",
1733 M_NOWAIT);
1734 }
1735 break;
1736 }
1737 case AC_UNIT_ATTENTION:
1738 {
1739 union ccb *ccb;
1740 int error_code, sense_key, asc, ascq;
1741
1742 softc = (struct da_softc *)periph->softc;
1743 ccb = (union ccb *)arg;
1744
1745 /*
1746 * Handle all UNIT ATTENTIONs except our own,
1747 * as they will be handled by daerror().
1748 */
1749 if (xpt_path_periph(ccb->ccb_h.path) != periph &&
1750 scsi_extract_sense_ccb(ccb,
1751 &error_code, &sense_key, &asc, &ascq)) {
1752 if (asc == 0x2A && ascq == 0x09) {
1753 xpt_print(ccb->ccb_h.path,
1754 "Capacity data has changed\n");
1755 softc->flags &= ~DA_FLAG_PROBED;
1756 dareprobe(periph);
1757 } else if (asc == 0x28 && ascq == 0x00) {
1758 softc->flags &= ~DA_FLAG_PROBED;
1759 disk_media_changed(softc->disk, M_NOWAIT);
1760 } else if (asc == 0x3F && ascq == 0x03) {
1761 xpt_print(ccb->ccb_h.path,
1762 "INQUIRY data has changed\n");
1763 softc->flags &= ~DA_FLAG_PROBED;
1764 dareprobe(periph);
1765 }
1766 }
1767 cam_periph_async(periph, code, path, arg);
1768 break;
1769 }
1770 case AC_SCSI_AEN:
1771 softc = (struct da_softc *)periph->softc;
1772 if (!softc->tur) {
1773 if (cam_periph_acquire(periph) == CAM_REQ_CMP) {
1774 softc->tur = 1;
1775 daschedule(periph);
1776 }
1777 }
1778 /* FALLTHROUGH */
1779 case AC_SENT_BDR:
1780 case AC_BUS_RESET:
1781 {
1782 struct ccb_hdr *ccbh;
1783
1784 softc = (struct da_softc *)periph->softc;
1785 /*
1786 * Don't fail on the expected unit attention
1787 * that will occur.
1788 */
1789 softc->flags |= DA_FLAG_RETRY_UA;
1790 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le)
1791 ccbh->ccb_state |= DA_CCB_RETRY_UA;
1792 break;
1793 }
1794 case AC_INQ_CHANGED:
1795 softc = (struct da_softc *)periph->softc;
1796 softc->flags &= ~DA_FLAG_PROBED;
1797 dareprobe(periph);
1798 break;
1799 default:
1800 break;
1801 }
1802 cam_periph_async(periph, code, path, arg);
1803 }
1804
1805 static void
1806 dasysctlinit(void *context, int pending)
1807 {
1808 struct cam_periph *periph;
1809 struct da_softc *softc;
1810 char tmpstr[80], tmpstr2[80];
1811 struct ccb_trans_settings cts;
1812
1813 periph = (struct cam_periph *)context;
1814 /*
1815 * periph was held for us when this task was enqueued
1816 */
1817 if (periph->flags & CAM_PERIPH_INVALID) {
1818 cam_periph_release(periph);
1819 return;
1820 }
1821
1822 softc = (struct da_softc *)periph->softc;
1823 snprintf(tmpstr, sizeof(tmpstr), "CAM DA unit %d", periph->unit_number);
1824 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number);
1825
1826 sysctl_ctx_init(&softc->sysctl_ctx);
1827 softc->flags |= DA_FLAG_SCTX_INIT;
1828 softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx,
1829 SYSCTL_STATIC_CHILDREN(_kern_cam_da), OID_AUTO, tmpstr2,
1830 CTLFLAG_RD, 0, tmpstr);
1831 if (softc->sysctl_tree == NULL) {
1832 printf("dasysctlinit: unable to allocate sysctl tree\n");
1833 cam_periph_release(periph);
1834 return;
1835 }
1836
1837 /*
1838 * Now register the sysctl handler, so the user can change the value on
1839 * the fly.
1840 */
1841 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
1842 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RWTUN,
1843 softc, 0, dadeletemethodsysctl, "A",
1844 "BIO_DELETE execution method");
1845 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
1846 OID_AUTO, "delete_max", CTLTYPE_U64 | CTLFLAG_RW,
1847 softc, 0, dadeletemaxsysctl, "Q",
1848 "Maximum BIO_DELETE size");
1849 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
1850 OID_AUTO, "minimum_cmd_size", CTLTYPE_INT | CTLFLAG_RW,
1851 &softc->minimum_cmd_size, 0, dacmdsizesysctl, "I",
1852 "Minimum CDB size");
1853 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
1854 OID_AUTO, "sort_io_queue", CTLFLAG_RW, &softc->sort_io_queue, 0,
1855 "Sort IO queue to try and optimise disk access patterns");
1856
1857 SYSCTL_ADD_INT(&softc->sysctl_ctx,
1858 SYSCTL_CHILDREN(softc->sysctl_tree),
1859 OID_AUTO,
1860 "error_inject",
1861 CTLFLAG_RW,
1862 &softc->error_inject,
1863 0,
1864 "error_inject leaf");
1865
1866
1867 /*
1868 * Add some addressing info.
1869 */
1870 memset(&cts, 0, sizeof (cts));
1871 xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NONE);
1872 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS;
1873 cts.type = CTS_TYPE_CURRENT_SETTINGS;
1874 cam_periph_lock(periph);
1875 xpt_action((union ccb *)&cts);
1876 cam_periph_unlock(periph);
1877 if (cts.ccb_h.status != CAM_REQ_CMP) {
1878 cam_periph_release(periph);
1879 return;
1880 }
1881 if (cts.protocol == PROTO_SCSI && cts.transport == XPORT_FC) {
1882 struct ccb_trans_settings_fc *fc = &cts.xport_specific.fc;
1883 if (fc->valid & CTS_FC_VALID_WWPN) {
1884 softc->wwpn = fc->wwpn;
1885 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
1886 SYSCTL_CHILDREN(softc->sysctl_tree),
1887 OID_AUTO, "wwpn", CTLFLAG_RD,
1888 &softc->wwpn, "World Wide Port Name");
1889 }
1890 }
1891 cam_periph_release(periph);
1892 }
1893
1894 static int
1895 dadeletemaxsysctl(SYSCTL_HANDLER_ARGS)
1896 {
1897 int error;
1898 uint64_t value;
1899 struct da_softc *softc;
1900
1901 softc = (struct da_softc *)arg1;
1902
1903 value = softc->disk->d_delmaxsize;
1904 error = sysctl_handle_64(oidp, &value, 0, req);
1905 if ((error != 0) || (req->newptr == NULL))
1906 return (error);
1907
1908 /* only accept values smaller than the calculated value */
1909 if (value > dadeletemaxsize(softc, softc->delete_method)) {
1910 return (EINVAL);
1911 }
1912 softc->disk->d_delmaxsize = value;
1913
1914 return (0);
1915 }
1916
1917 static int
1918 dacmdsizesysctl(SYSCTL_HANDLER_ARGS)
1919 {
1920 int error, value;
1921
1922 value = *(int *)arg1;
1923
1924 error = sysctl_handle_int(oidp, &value, 0, req);
1925
1926 if ((error != 0)
1927 || (req->newptr == NULL))
1928 return (error);
1929
1930 /*
1931 * Acceptable values here are 6, 10, 12 or 16.
1932 */
1933 if (value < 6)
1934 value = 6;
1935 else if ((value > 6)
1936 && (value <= 10))
1937 value = 10;
1938 else if ((value > 10)
1939 && (value <= 12))
1940 value = 12;
1941 else if (value > 12)
1942 value = 16;
1943
1944 *(int *)arg1 = value;
1945
1946 return (0);
1947 }
1948
1949 static void
1950 dadeletemethodset(struct da_softc *softc, da_delete_methods delete_method)
1951 {
1952
1953 softc->delete_method = delete_method;
1954 softc->disk->d_delmaxsize = dadeletemaxsize(softc, delete_method);
1955 softc->delete_func = da_delete_functions[delete_method];
1956
1957 if (softc->delete_method > DA_DELETE_DISABLE)
1958 softc->disk->d_flags |= DISKFLAG_CANDELETE;
1959 else
1960 softc->disk->d_flags &= ~DISKFLAG_CANDELETE;
1961 }
1962
1963 static off_t
1964 dadeletemaxsize(struct da_softc *softc, da_delete_methods delete_method)
1965 {
1966 off_t sectors;
1967
1968 switch(delete_method) {
1969 case DA_DELETE_UNMAP:
1970 sectors = (off_t)softc->unmap_max_lba;
1971 break;
1972 case DA_DELETE_ATA_TRIM:
1973 sectors = (off_t)ATA_DSM_RANGE_MAX * softc->trim_max_ranges;
1974 break;
1975 case DA_DELETE_WS16:
1976 sectors = omin(softc->ws_max_blks, WS16_MAX_BLKS);
1977 break;
1978 case DA_DELETE_ZERO:
1979 case DA_DELETE_WS10:
1980 sectors = omin(softc->ws_max_blks, WS10_MAX_BLKS);
1981 break;
1982 default:
1983 return 0;
1984 }
1985
1986 return (off_t)softc->params.secsize *
1987 omin(sectors, softc->params.sectors);
1988 }
1989
1990 static void
1991 daprobedone(struct cam_periph *periph, union ccb *ccb)
1992 {
1993 struct da_softc *softc;
1994
1995 softc = (struct da_softc *)periph->softc;
1996
1997 dadeletemethodchoose(softc, DA_DELETE_NONE);
1998
1999 if (bootverbose && (softc->flags & DA_FLAG_ANNOUNCED) == 0) {
2000 char buf[80];
2001 int i, sep;
2002
2003 snprintf(buf, sizeof(buf), "Delete methods: <");
2004 sep = 0;
2005 for (i = 0; i <= DA_DELETE_MAX; i++) {
2006 if ((softc->delete_available & (1 << i)) == 0 &&
2007 i != softc->delete_method)
2008 continue;
2009 if (sep)
2010 strlcat(buf, ",", sizeof(buf));
2011 strlcat(buf, da_delete_method_names[i],
2012 sizeof(buf));
2013 if (i == softc->delete_method)
2014 strlcat(buf, "(*)", sizeof(buf));
2015 sep = 1;
2016 }
2017 strlcat(buf, ">", sizeof(buf));
2018 printf("%s%d: %s\n", periph->periph_name,
2019 periph->unit_number, buf);
2020 }
2021
2022 /*
2023 * Since our peripheral may be invalidated by an error
2024 * above or an external event, we must release our CCB
2025 * before releasing the probe lock on the peripheral.
2026 * The peripheral will only go away once the last lock
2027 * is removed, and we need it around for the CCB release
2028 * operation.
2029 */
2030 xpt_release_ccb(ccb);
2031 softc->state = DA_STATE_NORMAL;
2032 softc->flags |= DA_FLAG_PROBED;
2033 daschedule(periph);
2034 wakeup(&softc->disk->d_mediasize);
2035 if ((softc->flags & DA_FLAG_ANNOUNCED) == 0) {
2036 softc->flags |= DA_FLAG_ANNOUNCED;
2037 cam_periph_unhold(periph);
2038 } else
2039 cam_periph_release_locked(periph);
2040 }
2041
2042 static void
2043 dadeletemethodchoose(struct da_softc *softc, da_delete_methods default_method)
2044 {
2045 int i, methods;
2046
2047 /* If available, prefer the method requested by user. */
2048 i = softc->delete_method_pref;
2049 methods = softc->delete_available | (1 << DA_DELETE_DISABLE);
2050 if (methods & (1 << i)) {
2051 dadeletemethodset(softc, i);
2052 return;
2053 }
2054
2055 /* Use the pre-defined order to choose the best performing delete. */
2056 for (i = DA_DELETE_MIN; i <= DA_DELETE_MAX; i++) {
2057 if (i == DA_DELETE_ZERO)
2058 continue;
2059 if (softc->delete_available & (1 << i)) {
2060 dadeletemethodset(softc, i);
2061 return;
2062 }
2063 }
2064
2065 /* Fallback to default. */
2066 dadeletemethodset(softc, default_method);
2067 }
2068
2069 static int
2070 dadeletemethodsysctl(SYSCTL_HANDLER_ARGS)
2071 {
2072 char buf[16];
2073 const char *p;
2074 struct da_softc *softc;
2075 int i, error, methods, value;
2076
2077 softc = (struct da_softc *)arg1;
2078
2079 value = softc->delete_method;
2080 if (value < 0 || value > DA_DELETE_MAX)
2081 p = "UNKNOWN";
2082 else
2083 p = da_delete_method_names[value];
2084 strncpy(buf, p, sizeof(buf));
2085 error = sysctl_handle_string(oidp, buf, sizeof(buf), req);
2086 if (error != 0 || req->newptr == NULL)
2087 return (error);
2088 methods = softc->delete_available | (1 << DA_DELETE_DISABLE);
2089 for (i = 0; i <= DA_DELETE_MAX; i++) {
2090 if (strcmp(buf, da_delete_method_names[i]) == 0)
2091 break;
2092 }
2093 if (i > DA_DELETE_MAX)
2094 return (EINVAL);
2095 softc->delete_method_pref = i;
2096 dadeletemethodchoose(softc, DA_DELETE_NONE);
2097 return (0);
2098 }
2099
2100 static cam_status
2101 daregister(struct cam_periph *periph, void *arg)
2102 {
2103 struct da_softc *softc;
2104 struct ccb_pathinq cpi;
2105 struct ccb_getdev *cgd;
2106 char tmpstr[80];
2107 caddr_t match;
2108
2109 cgd = (struct ccb_getdev *)arg;
2110 if (cgd == NULL) {
2111 printf("daregister: no getdev CCB, can't register device\n");
2112 return(CAM_REQ_CMP_ERR);
2113 }
2114
2115 softc = (struct da_softc *)malloc(sizeof(*softc), M_DEVBUF,
2116 M_NOWAIT|M_ZERO);
2117
2118 if (softc == NULL) {
2119 printf("daregister: Unable to probe new device. "
2120 "Unable to allocate softc\n");
2121 return(CAM_REQ_CMP_ERR);
2122 }
2123
2124 LIST_INIT(&softc->pending_ccbs);
2125 softc->state = DA_STATE_PROBE_WP;
2126 bioq_init(&softc->bio_queue);
2127 bioq_init(&softc->delete_queue);
2128 bioq_init(&softc->delete_run_queue);
2129 if (SID_IS_REMOVABLE(&cgd->inq_data))
2130 softc->flags |= DA_FLAG_PACK_REMOVABLE;
2131 softc->unmap_max_ranges = UNMAP_MAX_RANGES;
2132 softc->unmap_max_lba = UNMAP_RANGE_MAX;
2133 softc->ws_max_blks = WS16_MAX_BLKS;
2134 softc->trim_max_ranges = ATA_TRIM_MAX_RANGES;
2135 softc->sort_io_queue = -1;
2136
2137 periph->softc = softc;
2138
2139 /*
2140 * See if this device has any quirks.
2141 */
2142 match = cam_quirkmatch((caddr_t)&cgd->inq_data,
2143 (caddr_t)da_quirk_table,
2144 sizeof(da_quirk_table)/sizeof(*da_quirk_table),
2145 sizeof(*da_quirk_table), scsi_inquiry_match);
2146
2147 if (match != NULL)
2148 softc->quirks = ((struct da_quirk_entry *)match)->quirks;
2149 else
2150 softc->quirks = DA_Q_NONE;
2151
2152 /* Check if the SIM does not want 6 byte commands */
2153 bzero(&cpi, sizeof(cpi));
2154 xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
2155 cpi.ccb_h.func_code = XPT_PATH_INQ;
2156 xpt_action((union ccb *)&cpi);
2157 if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE))
2158 softc->quirks |= DA_Q_NO_6_BYTE;
2159
2160 TASK_INIT(&softc->sysctl_task, 0, dasysctlinit, periph);
2161
2162 /*
2163 * Take an exclusive refcount on the periph while dastart is called
2164 * to finish the probe. The reference will be dropped in dadone at
2165 * the end of probe.
2166 */
2167 (void)cam_periph_hold(periph, PRIBIO);
2168
2169 /*
2170 * Schedule a periodic event to occasionally send an
2171 * ordered tag to a device.
2172 */
2173 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0);
2174 callout_reset(&softc->sendordered_c,
2175 (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL,
2176 dasendorderedtag, softc);
2177
2178 cam_periph_unlock(periph);
2179 /*
2180 * RBC devices don't have to support READ(6), only READ(10).
2181 */
2182 if (softc->quirks & DA_Q_NO_6_BYTE || SID_TYPE(&cgd->inq_data) == T_RBC)
2183 softc->minimum_cmd_size = 10;
2184 else
2185 softc->minimum_cmd_size = 6;
2186
2187 /*
2188 * Load the user's default, if any.
2189 */
2190 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.minimum_cmd_size",
2191 periph->unit_number);
2192 TUNABLE_INT_FETCH(tmpstr, &softc->minimum_cmd_size);
2193
2194 /*
2195 * 6, 10, 12 and 16 are the currently permissible values.
2196 */
2197 if (softc->minimum_cmd_size < 6)
2198 softc->minimum_cmd_size = 6;
2199 else if ((softc->minimum_cmd_size > 6)
2200 && (softc->minimum_cmd_size <= 10))
2201 softc->minimum_cmd_size = 10;
2202 else if ((softc->minimum_cmd_size > 10)
2203 && (softc->minimum_cmd_size <= 12))
2204 softc->minimum_cmd_size = 12;
2205 else if (softc->minimum_cmd_size > 12)
2206 softc->minimum_cmd_size = 16;
2207
2208 /* Predict whether device may support READ CAPACITY(16). */
2209 if (SID_ANSI_REV(&cgd->inq_data) >= SCSI_REV_SPC3 &&
2210 (softc->quirks & DA_Q_NO_RC16) == 0) {
2211 softc->flags |= DA_FLAG_CAN_RC16;
2212 }
2213
2214 /*
2215 * Register this media as a disk.
2216 */
2217 softc->disk = disk_alloc();
2218 softc->disk->d_devstat = devstat_new_entry(periph->periph_name,
2219 periph->unit_number, 0,
2220 DEVSTAT_BS_UNAVAILABLE,
2221 SID_TYPE(&cgd->inq_data) |
2222 XPORT_DEVSTAT_TYPE(cpi.transport),
2223 DEVSTAT_PRIORITY_DISK);
2224 softc->disk->d_open = daopen;
2225 softc->disk->d_close = daclose;
2226 softc->disk->d_strategy = dastrategy;
2227 softc->disk->d_dump = dadump;
2228 softc->disk->d_getattr = dagetattr;
2229 softc->disk->d_gone = dadiskgonecb;
2230 softc->disk->d_name = "da";
2231 softc->disk->d_drv1 = periph;
2232 if (cpi.maxio == 0)
2233 softc->maxio = DFLTPHYS; /* traditional default */
2234 else if (cpi.maxio > MAXPHYS)
2235 softc->maxio = MAXPHYS; /* for safety */
2236 else
2237 softc->maxio = cpi.maxio;
2238 softc->disk->d_maxsize = softc->maxio;
2239 softc->disk->d_unit = periph->unit_number;
2240 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION;
2241 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0)
2242 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE;
2243 if ((cpi.hba_misc & PIM_UNMAPPED) != 0)
2244 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO;
2245 cam_strvis(softc->disk->d_descr, cgd->inq_data.vendor,
2246 sizeof(cgd->inq_data.vendor), sizeof(softc->disk->d_descr));
2247 strlcat(softc->disk->d_descr, " ", sizeof(softc->disk->d_descr));
2248 cam_strvis(&softc->disk->d_descr[strlen(softc->disk->d_descr)],
2249 cgd->inq_data.product, sizeof(cgd->inq_data.product),
2250 sizeof(softc->disk->d_descr) - strlen(softc->disk->d_descr));
2251 softc->disk->d_hba_vendor = cpi.hba_vendor;
2252 softc->disk->d_hba_device = cpi.hba_device;
2253 softc->disk->d_hba_subvendor = cpi.hba_subvendor;
2254 softc->disk->d_hba_subdevice = cpi.hba_subdevice;
2255
2256 /*
2257 * Acquire a reference to the periph before we register with GEOM.
2258 * We'll release this reference once GEOM calls us back (via
2259 * dadiskgonecb()) telling us that our provider has been freed.
2260 */
2261 if (cam_periph_acquire(periph) != CAM_REQ_CMP) {
2262 xpt_print(periph->path, "%s: lost periph during "
2263 "registration!\n", __func__);
2264 cam_periph_lock(periph);
2265 return (CAM_REQ_CMP_ERR);
2266 }
2267
2268 disk_create(softc->disk, DISK_VERSION);
2269 cam_periph_lock(periph);
2270
2271 /*
2272 * Add async callbacks for events of interest.
2273 * I don't bother checking if this fails as,
2274 * in most cases, the system will function just
2275 * fine without them and the only alternative
2276 * would be to not attach the device on failure.
2277 */
2278 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE |
2279 AC_ADVINFO_CHANGED | AC_SCSI_AEN | AC_UNIT_ATTENTION |
2280 AC_INQ_CHANGED, daasync, periph, periph->path);
2281
2282 /*
2283 * Emit an attribute changed notification just in case
2284 * physical path information arrived before our async
2285 * event handler was registered, but after anyone attaching
2286 * to our disk device polled it.
2287 */
2288 disk_attr_changed(softc->disk, "GEOM::physpath", M_NOWAIT);
2289
2290 /*
2291 * Schedule a periodic media polling events.
2292 */
2293 callout_init_mtx(&softc->mediapoll_c, cam_periph_mtx(periph), 0);
2294 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) &&
2295 (cgd->inq_flags & SID_AEN) == 0 &&
2296 da_poll_period != 0)
2297 callout_reset(&softc->mediapoll_c, da_poll_period * hz,
2298 damediapoll, periph);
2299
2300 xpt_schedule(periph, CAM_PRIORITY_DEV);
2301
2302 return(CAM_REQ_CMP);
2303 }
2304
2305 static void
2306 dastart(struct cam_periph *periph, union ccb *start_ccb)
2307 {
2308 struct da_softc *softc;
2309
2310 softc = (struct da_softc *)periph->softc;
2311
2312 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastart\n"));
2313
2314 skipstate:
2315 switch (softc->state) {
2316 case DA_STATE_NORMAL:
2317 {
2318 struct bio *bp;
2319 uint8_t tag_code;
2320
2321 /* Run BIO_DELETE if not running yet. */
2322 if (!softc->delete_running &&
2323 (bp = bioq_first(&softc->delete_queue)) != NULL) {
2324 if (softc->delete_func != NULL) {
2325 softc->delete_func(periph, start_ccb, bp);
2326 goto out;
2327 } else {
2328 bioq_flush(&softc->delete_queue, NULL, 0);
2329 /* FALLTHROUGH */
2330 }
2331 }
2332
2333 /* Run regular command. */
2334 bp = bioq_takefirst(&softc->bio_queue);
2335 if (bp == NULL) {
2336 if (softc->tur) {
2337 softc->tur = 0;
2338 scsi_test_unit_ready(&start_ccb->csio,
2339 /*retries*/ da_retry_count,
2340 dadone,
2341 MSG_SIMPLE_Q_TAG,
2342 SSD_FULL_SIZE,
2343 da_default_timeout * 1000);
2344 start_ccb->ccb_h.ccb_bp = NULL;
2345 start_ccb->ccb_h.ccb_state = DA_CCB_TUR;
2346 xpt_action(start_ccb);
2347 } else
2348 xpt_release_ccb(start_ccb);
2349 break;
2350 }
2351 if (softc->tur) {
2352 softc->tur = 0;
2353 cam_periph_release_locked(periph);
2354 }
2355
2356 if ((bp->bio_flags & BIO_ORDERED) != 0 ||
2357 (softc->flags & DA_FLAG_NEED_OTAG) != 0) {
2358 softc->flags &= ~DA_FLAG_NEED_OTAG;
2359 softc->flags |= DA_FLAG_WAS_OTAG;
2360 tag_code = MSG_ORDERED_Q_TAG;
2361 } else {
2362 tag_code = MSG_SIMPLE_Q_TAG;
2363 }
2364
2365 switch (bp->bio_cmd) {
2366 case BIO_WRITE:
2367 case BIO_READ:
2368 {
2369 void *data_ptr;
2370 int rw_op;
2371
2372 if (bp->bio_cmd == BIO_WRITE) {
2373 softc->flags |= DA_FLAG_DIRTY;
2374 rw_op = SCSI_RW_WRITE;
2375 } else {
2376 rw_op = SCSI_RW_READ;
2377 }
2378
2379 data_ptr = bp->bio_data;
2380 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) {
2381 rw_op |= SCSI_RW_BIO;
2382 data_ptr = bp;
2383 }
2384
2385 scsi_read_write(&start_ccb->csio,
2386 /*retries*/da_retry_count,
2387 /*cbfcnp*/dadone,
2388 /*tag_action*/tag_code,
2389 rw_op,
2390 /*byte2*/0,
2391 softc->minimum_cmd_size,
2392 /*lba*/bp->bio_pblkno,
2393 /*block_count*/bp->bio_bcount /
2394 softc->params.secsize,
2395 data_ptr,
2396 /*dxfer_len*/ bp->bio_bcount,
2397 /*sense_len*/SSD_FULL_SIZE,
2398 da_default_timeout * 1000);
2399 break;
2400 }
2401 case BIO_FLUSH:
2402 /*
2403 * BIO_FLUSH doesn't currently communicate
2404 * range data, so we synchronize the cache
2405 * over the whole disk. We also force
2406 * ordered tag semantics the flush applies
2407 * to all previously queued I/O.
2408 */
2409 scsi_synchronize_cache(&start_ccb->csio,
2410 /*retries*/1,
2411 /*cbfcnp*/dadone,
2412 MSG_ORDERED_Q_TAG,
2413 /*begin_lba*/0,
2414 /*lb_count*/0,
2415 SSD_FULL_SIZE,
2416 da_default_timeout*1000);
2417 break;
2418 }
2419 start_ccb->ccb_h.ccb_state = DA_CCB_BUFFER_IO;
2420 start_ccb->ccb_h.flags |= CAM_UNLOCKED;
2421
2422 out:
2423 LIST_INSERT_HEAD(&softc->pending_ccbs,
2424 &start_ccb->ccb_h, periph_links.le);
2425
2426 /* We expect a unit attention from this device */
2427 if ((softc->flags & DA_FLAG_RETRY_UA) != 0) {
2428 start_ccb->ccb_h.ccb_state |= DA_CCB_RETRY_UA;
2429 softc->flags &= ~DA_FLAG_RETRY_UA;
2430 }
2431
2432 start_ccb->ccb_h.ccb_bp = bp;
2433 softc->refcount++;
2434 cam_periph_unlock(periph);
2435 xpt_action(start_ccb);
2436 cam_periph_lock(periph);
2437 softc->refcount--;
2438
2439 /* May have more work to do, so ensure we stay scheduled */
2440 daschedule(periph);
2441 break;
2442 }
2443 case DA_STATE_PROBE_WP:
2444 {
2445 void *mode_buf;
2446 int mode_buf_len;
2447
2448 mode_buf_len = 192;
2449 mode_buf = malloc(mode_buf_len, M_SCSIDA, M_NOWAIT);
2450 if (mode_buf == NULL) {
2451 xpt_print(periph->path, "Unable to send mode sense - "
2452 "malloc failure\n");
2453 softc->state = DA_STATE_PROBE_RC;
2454 goto skipstate;
2455 }
2456 scsi_mode_sense_len(&start_ccb->csio,
2457 /*retries*/ da_retry_count,
2458 /*cbfcnp*/ dadone,
2459 /*tag_action*/ MSG_SIMPLE_Q_TAG,
2460 /*dbd*/ FALSE,
2461 /*pc*/ SMS_PAGE_CTRL_CURRENT,
2462 /*page*/ SMS_ALL_PAGES_PAGE,
2463 /*param_buf*/ mode_buf,
2464 /*param_len*/ mode_buf_len,
2465 /*minimum_cmd_size*/ softc->minimum_cmd_size,
2466 /*sense_len*/ SSD_FULL_SIZE,
2467 /*timeout*/ da_default_timeout * 1000);
2468 start_ccb->ccb_h.ccb_bp = NULL;
2469 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_WP;
2470 xpt_action(start_ccb);
2471 break;
2472 }
2473 case DA_STATE_PROBE_RC:
2474 {
2475 struct scsi_read_capacity_data *rcap;
2476
2477 rcap = (struct scsi_read_capacity_data *)
2478 malloc(sizeof(*rcap), M_SCSIDA, M_NOWAIT|M_ZERO);
2479 if (rcap == NULL) {
2480 printf("dastart: Couldn't malloc read_capacity data\n");
2481 /* da_free_periph??? */
2482 break;
2483 }
2484 scsi_read_capacity(&start_ccb->csio,
2485 /*retries*/da_retry_count,
2486 dadone,
2487 MSG_SIMPLE_Q_TAG,
2488 rcap,
2489 SSD_FULL_SIZE,
2490 /*timeout*/5000);
2491 start_ccb->ccb_h.ccb_bp = NULL;
2492 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC;
2493 xpt_action(start_ccb);
2494 break;
2495 }
2496 case DA_STATE_PROBE_RC16:
2497 {
2498 struct scsi_read_capacity_data_long *rcaplong;
2499
2500 rcaplong = (struct scsi_read_capacity_data_long *)
2501 malloc(sizeof(*rcaplong), M_SCSIDA, M_NOWAIT|M_ZERO);
2502 if (rcaplong == NULL) {
2503 printf("dastart: Couldn't malloc read_capacity data\n");
2504 /* da_free_periph??? */
2505 break;
2506 }
2507 scsi_read_capacity_16(&start_ccb->csio,
2508 /*retries*/ da_retry_count,
2509 /*cbfcnp*/ dadone,
2510 /*tag_action*/ MSG_SIMPLE_Q_TAG,
2511 /*lba*/ 0,
2512 /*reladr*/ 0,
2513 /*pmi*/ 0,
2514 /*rcap_buf*/ (uint8_t *)rcaplong,
2515 /*rcap_buf_len*/ sizeof(*rcaplong),
2516 /*sense_len*/ SSD_FULL_SIZE,
2517 /*timeout*/ da_default_timeout * 1000);
2518 start_ccb->ccb_h.ccb_bp = NULL;
2519 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC16;
2520 xpt_action(start_ccb);
2521 break;
2522 }
2523 case DA_STATE_PROBE_LBP:
2524 {
2525 struct scsi_vpd_logical_block_prov *lbp;
2526
2527 if (!scsi_vpd_supported_page(periph, SVPD_LBP)) {
2528 /*
2529 * If we get here we don't support any SBC-3 delete
2530 * methods with UNMAP as the Logical Block Provisioning
2531 * VPD page support is required for devices which
2532 * support it according to T10/1799-D Revision 31
2533 * however older revisions of the spec don't mandate
2534 * this so we currently don't remove these methods
2535 * from the available set.
2536 */
2537 softc->state = DA_STATE_PROBE_BLK_LIMITS;
2538 goto skipstate;
2539 }
2540
2541 lbp = (struct scsi_vpd_logical_block_prov *)
2542 malloc(sizeof(*lbp), M_SCSIDA, M_NOWAIT|M_ZERO);
2543
2544 if (lbp == NULL) {
2545 printf("dastart: Couldn't malloc lbp data\n");
2546 /* da_free_periph??? */
2547 break;
2548 }
2549
2550 scsi_inquiry(&start_ccb->csio,
2551 /*retries*/da_retry_count,
2552 /*cbfcnp*/dadone,
2553 /*tag_action*/MSG_SIMPLE_Q_TAG,
2554 /*inq_buf*/(u_int8_t *)lbp,
2555 /*inq_len*/sizeof(*lbp),
2556 /*evpd*/TRUE,
2557 /*page_code*/SVPD_LBP,
2558 /*sense_len*/SSD_MIN_SIZE,
2559 /*timeout*/da_default_timeout * 1000);
2560 start_ccb->ccb_h.ccb_bp = NULL;
2561 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_LBP;
2562 xpt_action(start_ccb);
2563 break;
2564 }
2565 case DA_STATE_PROBE_BLK_LIMITS:
2566 {
2567 struct scsi_vpd_block_limits *block_limits;
2568
2569 if (!scsi_vpd_supported_page(periph, SVPD_BLOCK_LIMITS)) {
2570 /* Not supported skip to next probe */
2571 softc->state = DA_STATE_PROBE_BDC;
2572 goto skipstate;
2573 }
2574
2575 block_limits = (struct scsi_vpd_block_limits *)
2576 malloc(sizeof(*block_limits), M_SCSIDA, M_NOWAIT|M_ZERO);
2577
2578 if (block_limits == NULL) {
2579 printf("dastart: Couldn't malloc block_limits data\n");
2580 /* da_free_periph??? */
2581 break;
2582 }
2583
2584 scsi_inquiry(&start_ccb->csio,
2585 /*retries*/da_retry_count,
2586 /*cbfcnp*/dadone,
2587 /*tag_action*/MSG_SIMPLE_Q_TAG,
2588 /*inq_buf*/(u_int8_t *)block_limits,
2589 /*inq_len*/sizeof(*block_limits),
2590 /*evpd*/TRUE,
2591 /*page_code*/SVPD_BLOCK_LIMITS,
2592 /*sense_len*/SSD_MIN_SIZE,
2593 /*timeout*/da_default_timeout * 1000);
2594 start_ccb->ccb_h.ccb_bp = NULL;
2595 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BLK_LIMITS;
2596 xpt_action(start_ccb);
2597 break;
2598 }
2599 case DA_STATE_PROBE_BDC:
2600 {
2601 struct scsi_vpd_block_characteristics *bdc;
2602
2603 if (!scsi_vpd_supported_page(periph, SVPD_BDC)) {
2604 softc->state = DA_STATE_PROBE_ATA;
2605 goto skipstate;
2606 }
2607
2608 bdc = (struct scsi_vpd_block_characteristics *)
2609 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO);
2610
2611 if (bdc == NULL) {
2612 printf("dastart: Couldn't malloc bdc data\n");
2613 /* da_free_periph??? */
2614 break;
2615 }
2616
2617 scsi_inquiry(&start_ccb->csio,
2618 /*retries*/da_retry_count,
2619 /*cbfcnp*/dadone,
2620 /*tag_action*/MSG_SIMPLE_Q_TAG,
2621 /*inq_buf*/(u_int8_t *)bdc,
2622 /*inq_len*/sizeof(*bdc),
2623 /*evpd*/TRUE,
2624 /*page_code*/SVPD_BDC,
2625 /*sense_len*/SSD_MIN_SIZE,
2626 /*timeout*/da_default_timeout * 1000);
2627 start_ccb->ccb_h.ccb_bp = NULL;
2628 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BDC;
2629 xpt_action(start_ccb);
2630 break;
2631 }
2632 case DA_STATE_PROBE_ATA:
2633 {
2634 struct ata_params *ata_params;
2635
2636 if (!scsi_vpd_supported_page(periph, SVPD_ATA_INFORMATION)) {
2637 daprobedone(periph, start_ccb);
2638 break;
2639 }
2640
2641 ata_params = (struct ata_params*)
2642 malloc(sizeof(*ata_params), M_SCSIDA, M_NOWAIT|M_ZERO);
2643
2644 if (ata_params == NULL) {
2645 printf("dastart: Couldn't malloc ata_params data\n");
2646 /* da_free_periph??? */
2647 break;
2648 }
2649
2650 scsi_ata_identify(&start_ccb->csio,
2651 /*retries*/da_retry_count,
2652 /*cbfcnp*/dadone,
2653 /*tag_action*/MSG_SIMPLE_Q_TAG,
2654 /*data_ptr*/(u_int8_t *)ata_params,
2655 /*dxfer_len*/sizeof(*ata_params),
2656 /*sense_len*/SSD_FULL_SIZE,
2657 /*timeout*/da_default_timeout * 1000);
2658 start_ccb->ccb_h.ccb_bp = NULL;
2659 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA;
2660 xpt_action(start_ccb);
2661 break;
2662 }
2663 }
2664 }
2665
2666 /*
2667 * In each of the methods below, while its the caller's
2668 * responsibility to ensure the request will fit into a
2669 * single device request, we might have changed the delete
2670 * method due to the device incorrectly advertising either
2671 * its supported methods or limits.
2672 *
2673 * To prevent this causing further issues we validate the
2674 * against the methods limits, and warn which would
2675 * otherwise be unnecessary.
2676 */
2677 static void
2678 da_delete_unmap(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
2679 {
2680 struct da_softc *softc = (struct da_softc *)periph->softc;;
2681 struct bio *bp1;
2682 uint8_t *buf = softc->unmap_buf;
2683 uint64_t lba, lastlba = (uint64_t)-1;
2684 uint64_t totalcount = 0;
2685 uint64_t count;
2686 uint32_t lastcount = 0, c;
2687 uint32_t off, ranges = 0;
2688
2689 /*
2690 * Currently this doesn't take the UNMAP
2691 * Granularity and Granularity Alignment
2692 * fields into account.
2693 *
2694 * This could result in both unoptimal unmap
2695 * requests as as well as UNMAP calls unmapping
2696 * fewer LBA's than requested.
2697 */
2698
2699 softc->delete_running = 1;
2700 bzero(softc->unmap_buf, sizeof(softc->unmap_buf));
2701 bp1 = bp;
2702 do {
2703 bioq_remove(&softc->delete_queue, bp1);
2704 if (bp1 != bp)
2705 bioq_insert_tail(&softc->delete_run_queue, bp1);
2706 lba = bp1->bio_pblkno;
2707 count = bp1->bio_bcount / softc->params.secsize;
2708
2709 /* Try to extend the previous range. */
2710 if (lba == lastlba) {
2711 c = omin(count, UNMAP_RANGE_MAX - lastcount);
2712 lastcount += c;
2713 off = ((ranges - 1) * UNMAP_RANGE_SIZE) +
2714 UNMAP_HEAD_SIZE;
2715 scsi_ulto4b(lastcount, &buf[off + 8]);
2716 count -= c;
2717 lba +=c;
2718 totalcount += c;
2719 }
2720
2721 while (count > 0) {
2722 c = omin(count, UNMAP_RANGE_MAX);
2723 if (totalcount + c > softc->unmap_max_lba ||
2724 ranges >= softc->unmap_max_ranges) {
2725 xpt_print(periph->path,
2726 "%s issuing short delete %ld > %ld"
2727 "|| %d >= %d",
2728 da_delete_method_desc[softc->delete_method],
2729 totalcount + c, softc->unmap_max_lba,
2730 ranges, softc->unmap_max_ranges);
2731 break;
2732 }
2733 off = (ranges * UNMAP_RANGE_SIZE) + UNMAP_HEAD_SIZE;
2734 scsi_u64to8b(lba, &buf[off + 0]);
2735 scsi_ulto4b(c, &buf[off + 8]);
2736 lba += c;
2737 totalcount += c;
2738 ranges++;
2739 count -= c;
2740 lastcount = c;
2741 }
2742 lastlba = lba;
2743 bp1 = bioq_first(&softc->delete_queue);
2744 if (bp1 == NULL || ranges >= softc->unmap_max_ranges ||
2745 totalcount + bp1->bio_bcount /
2746 softc->params.secsize > softc->unmap_max_lba)
2747 break;
2748 } while (1);
2749 scsi_ulto2b(ranges * 16 + 6, &buf[0]);
2750 scsi_ulto2b(ranges * 16, &buf[2]);
2751
2752 scsi_unmap(&ccb->csio,
2753 /*retries*/da_retry_count,
2754 /*cbfcnp*/dadone,
2755 /*tag_action*/MSG_SIMPLE_Q_TAG,
2756 /*byte2*/0,
2757 /*data_ptr*/ buf,
2758 /*dxfer_len*/ ranges * 16 + 8,
2759 /*sense_len*/SSD_FULL_SIZE,
2760 da_default_timeout * 1000);
2761 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
2762 ccb->ccb_h.flags |= CAM_UNLOCKED;
2763 }
2764
2765 static void
2766 da_delete_trim(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
2767 {
2768 struct da_softc *softc = (struct da_softc *)periph->softc;
2769 struct bio *bp1;
2770 uint8_t *buf = softc->unmap_buf;
2771 uint64_t lastlba = (uint64_t)-1;
2772 uint64_t count;
2773 uint64_t lba;
2774 uint32_t lastcount = 0, c, requestcount;
2775 int ranges = 0, off, block_count;
2776
2777 softc->delete_running = 1;
2778 bzero(softc->unmap_buf, sizeof(softc->unmap_buf));
2779 bp1 = bp;
2780 do {
2781 bioq_remove(&softc->delete_queue, bp1);
2782 if (bp1 != bp)
2783 bioq_insert_tail(&softc->delete_run_queue, bp1);
2784 lba = bp1->bio_pblkno;
2785 count = bp1->bio_bcount / softc->params.secsize;
2786 requestcount = count;
2787
2788 /* Try to extend the previous range. */
2789 if (lba == lastlba) {
2790 c = omin(count, ATA_DSM_RANGE_MAX - lastcount);
2791 lastcount += c;
2792 off = (ranges - 1) * 8;
2793 buf[off + 6] = lastcount & 0xff;
2794 buf[off + 7] = (lastcount >> 8) & 0xff;
2795 count -= c;
2796 lba += c;
2797 }
2798
2799 while (count > 0) {
2800 c = omin(count, ATA_DSM_RANGE_MAX);
2801 off = ranges * 8;
2802
2803 buf[off + 0] = lba & 0xff;
2804 buf[off + 1] = (lba >> 8) & 0xff;
2805 buf[off + 2] = (lba >> 16) & 0xff;
2806 buf[off + 3] = (lba >> 24) & 0xff;
2807 buf[off + 4] = (lba >> 32) & 0xff;
2808 buf[off + 5] = (lba >> 40) & 0xff;
2809 buf[off + 6] = c & 0xff;
2810 buf[off + 7] = (c >> 8) & 0xff;
2811 lba += c;
2812 ranges++;
2813 count -= c;
2814 lastcount = c;
2815 if (count != 0 && ranges == softc->trim_max_ranges) {
2816 xpt_print(periph->path,
2817 "%s issuing short delete %ld > %ld\n",
2818 da_delete_method_desc[softc->delete_method],
2819 requestcount,
2820 (softc->trim_max_ranges - ranges) *
2821 ATA_DSM_RANGE_MAX);
2822 break;
2823 }
2824 }
2825 lastlba = lba;
2826 bp1 = bioq_first(&softc->delete_queue);
2827 if (bp1 == NULL || bp1->bio_bcount / softc->params.secsize >
2828 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX)
2829 break;
2830 } while (1);
2831
2832 block_count = (ranges + ATA_DSM_BLK_RANGES - 1) / ATA_DSM_BLK_RANGES;
2833 scsi_ata_trim(&ccb->csio,
2834 /*retries*/da_retry_count,
2835 /*cbfcnp*/dadone,
2836 /*tag_action*/MSG_SIMPLE_Q_TAG,
2837 block_count,
2838 /*data_ptr*/buf,
2839 /*dxfer_len*/block_count * ATA_DSM_BLK_SIZE,
2840 /*sense_len*/SSD_FULL_SIZE,
2841 da_default_timeout * 1000);
2842 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
2843 ccb->ccb_h.flags |= CAM_UNLOCKED;
2844 }
2845
2846 /*
2847 * We calculate ws_max_blks here based off d_delmaxsize instead
2848 * of using softc->ws_max_blks as it is absolute max for the
2849 * device not the protocol max which may well be lower.
2850 */
2851 static void
2852 da_delete_ws(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
2853 {
2854 struct da_softc *softc;
2855 struct bio *bp1;
2856 uint64_t ws_max_blks;
2857 uint64_t lba;
2858 uint64_t count; /* forward compat with WS32 */
2859
2860 softc = (struct da_softc *)periph->softc;
2861 ws_max_blks = softc->disk->d_delmaxsize / softc->params.secsize;
2862 softc->delete_running = 1;
2863 lba = bp->bio_pblkno;
2864 count = 0;
2865 bp1 = bp;
2866 do {
2867 bioq_remove(&softc->delete_queue, bp1);
2868 if (bp1 != bp)
2869 bioq_insert_tail(&softc->delete_run_queue, bp1);
2870 count += bp1->bio_bcount / softc->params.secsize;
2871 if (count > ws_max_blks) {
2872 xpt_print(periph->path,
2873 "%s issuing short delete %ld > %ld\n",
2874 da_delete_method_desc[softc->delete_method],
2875 count, ws_max_blks);
2876 count = omin(count, ws_max_blks);
2877 break;
2878 }
2879 bp1 = bioq_first(&softc->delete_queue);
2880 if (bp1 == NULL || lba + count != bp1->bio_pblkno ||
2881 count + bp1->bio_bcount /
2882 softc->params.secsize > ws_max_blks)
2883 break;
2884 } while (1);
2885
2886 scsi_write_same(&ccb->csio,
2887 /*retries*/da_retry_count,
2888 /*cbfcnp*/dadone,
2889 /*tag_action*/MSG_SIMPLE_Q_TAG,
2890 /*byte2*/softc->delete_method ==
2891 DA_DELETE_ZERO ? 0 : SWS_UNMAP,
2892 softc->delete_method == DA_DELETE_WS16 ? 16 : 10,
2893 /*lba*/lba,
2894 /*block_count*/count,
2895 /*data_ptr*/ __DECONST(void *, zero_region),
2896 /*dxfer_len*/ softc->params.secsize,
2897 /*sense_len*/SSD_FULL_SIZE,
2898 da_default_timeout * 1000);
2899 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
2900 ccb->ccb_h.flags |= CAM_UNLOCKED;
2901 }
2902
2903 static int
2904 cmd6workaround(union ccb *ccb)
2905 {
2906 struct scsi_rw_6 cmd6;
2907 struct scsi_rw_10 *cmd10;
2908 struct da_softc *softc;
2909 u_int8_t *cdb;
2910 struct bio *bp;
2911 int frozen;
2912
2913 cdb = ccb->csio.cdb_io.cdb_bytes;
2914 softc = (struct da_softc *)xpt_path_periph(ccb->ccb_h.path)->softc;
2915
2916 if (ccb->ccb_h.ccb_state == DA_CCB_DELETE) {
2917 da_delete_methods old_method = softc->delete_method;
2918
2919 /*
2920 * Typically there are two reasons for failure here
2921 * 1. Delete method was detected as supported but isn't
2922 * 2. Delete failed due to invalid params e.g. too big
2923 *
2924 * While we will attempt to choose an alternative delete method
2925 * this may result in short deletes if the existing delete
2926 * requests from geom are big for the new method chosen.
2927 *
2928 * This method assumes that the error which triggered this
2929 * will not retry the io otherwise a panic will occur
2930 */
2931 dadeleteflag(softc, old_method, 0);
2932 dadeletemethodchoose(softc, DA_DELETE_DISABLE);
2933 if (softc->delete_method == DA_DELETE_DISABLE)
2934 xpt_print(ccb->ccb_h.path,
2935 "%s failed, disabling BIO_DELETE\n",
2936 da_delete_method_desc[old_method]);
2937 else
2938 xpt_print(ccb->ccb_h.path,
2939 "%s failed, switching to %s BIO_DELETE\n",
2940 da_delete_method_desc[old_method],
2941 da_delete_method_desc[softc->delete_method]);
2942
2943 while ((bp = bioq_takefirst(&softc->delete_run_queue)) != NULL)
2944 bioq_disksort(&softc->delete_queue, bp);
2945 bioq_disksort(&softc->delete_queue,
2946 (struct bio *)ccb->ccb_h.ccb_bp);
2947 ccb->ccb_h.ccb_bp = NULL;
2948 return (0);
2949 }
2950
2951 /* Detect unsupported PREVENT ALLOW MEDIUM REMOVAL. */
2952 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 &&
2953 (*cdb == PREVENT_ALLOW) &&
2954 (softc->quirks & DA_Q_NO_PREVENT) == 0) {
2955 if (bootverbose)
2956 xpt_print(ccb->ccb_h.path,
2957 "PREVENT ALLOW MEDIUM REMOVAL not supported.\n");
2958 softc->quirks |= DA_Q_NO_PREVENT;
2959 return (0);
2960 }
2961
2962 /* Detect unsupported SYNCHRONIZE CACHE(10). */
2963 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 &&
2964 (*cdb == SYNCHRONIZE_CACHE) &&
2965 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) {
2966 if (bootverbose)
2967 xpt_print(ccb->ccb_h.path,
2968 "SYNCHRONIZE CACHE(10) not supported.\n");
2969 softc->quirks |= DA_Q_NO_SYNC_CACHE;
2970 softc->disk->d_flags &= ~DISKFLAG_CANFLUSHCACHE;
2971 return (0);
2972 }
2973
2974 /* Translation only possible if CDB is an array and cmd is R/W6 */
2975 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0 ||
2976 (*cdb != READ_6 && *cdb != WRITE_6))
2977 return 0;
2978
2979 xpt_print(ccb->ccb_h.path, "READ(6)/WRITE(6) not supported, "
2980 "increasing minimum_cmd_size to 10.\n");
2981 softc->minimum_cmd_size = 10;
2982
2983 bcopy(cdb, &cmd6, sizeof(struct scsi_rw_6));
2984 cmd10 = (struct scsi_rw_10 *)cdb;
2985 cmd10->opcode = (cmd6.opcode == READ_6) ? READ_10 : WRITE_10;
2986 cmd10->byte2 = 0;
2987 scsi_ulto4b(scsi_3btoul(cmd6.addr), cmd10->addr);
2988 cmd10->reserved = 0;
2989 scsi_ulto2b(cmd6.length, cmd10->length);
2990 cmd10->control = cmd6.control;
2991 ccb->csio.cdb_len = sizeof(*cmd10);
2992
2993 /* Requeue request, unfreezing queue if necessary */
2994 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0;
2995 ccb->ccb_h.status = CAM_REQUEUE_REQ;
2996 xpt_action(ccb);
2997 if (frozen) {
2998 cam_release_devq(ccb->ccb_h.path,
2999 /*relsim_flags*/0,
3000 /*reduction*/0,
3001 /*timeout*/0,
3002 /*getcount_only*/0);
3003 }
3004 return (ERESTART);
3005 }
3006
3007 static void
3008 dadone(struct cam_periph *periph, union ccb *done_ccb)
3009 {
3010 struct da_softc *softc;
3011 struct ccb_scsiio *csio;
3012 u_int32_t priority;
3013 da_ccb_state state;
3014
3015 softc = (struct da_softc *)periph->softc;
3016 priority = done_ccb->ccb_h.pinfo.priority;
3017
3018 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone\n"));
3019
3020 csio = &done_ccb->csio;
3021 state = csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK;
3022 switch (state) {
3023 case DA_CCB_BUFFER_IO:
3024 case DA_CCB_DELETE:
3025 {
3026 struct bio *bp, *bp1;
3027
3028 cam_periph_lock(periph);
3029 bp = (struct bio *)done_ccb->ccb_h.ccb_bp;
3030 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
3031 int error;
3032 int sf;
3033
3034 if ((csio->ccb_h.ccb_state & DA_CCB_RETRY_UA) != 0)
3035 sf = SF_RETRY_UA;
3036 else
3037 sf = 0;
3038
3039 error = daerror(done_ccb, CAM_RETRY_SELTO, sf);
3040 if (error == ERESTART) {
3041 /*
3042 * A retry was scheduled, so
3043 * just return.
3044 */
3045 cam_periph_unlock(periph);
3046 return;
3047 }
3048 bp = (struct bio *)done_ccb->ccb_h.ccb_bp;
3049 if (error != 0) {
3050 int queued_error;
3051
3052 /*
3053 * return all queued I/O with EIO, so that
3054 * the client can retry these I/Os in the
3055 * proper order should it attempt to recover.
3056 */
3057 queued_error = EIO;
3058
3059 if (error == ENXIO
3060 && (softc->flags & DA_FLAG_PACK_INVALID)== 0) {
3061 /*
3062 * Catastrophic error. Mark our pack as
3063 * invalid.
3064 */
3065 /*
3066 * XXX See if this is really a media
3067 * XXX change first?
3068 */
3069 xpt_print(periph->path,
3070 "Invalidating pack\n");
3071 softc->flags |= DA_FLAG_PACK_INVALID;
3072 queued_error = ENXIO;
3073 }
3074 bioq_flush(&softc->bio_queue, NULL,
3075 queued_error);
3076 if (bp != NULL) {
3077 bp->bio_error = error;
3078 bp->bio_resid = bp->bio_bcount;
3079 bp->bio_flags |= BIO_ERROR;
3080 }
3081 } else if (bp != NULL) {
3082 if (state == DA_CCB_DELETE)
3083 bp->bio_resid = 0;
3084 else
3085 bp->bio_resid = csio->resid;
3086 bp->bio_error = 0;
3087 if (bp->bio_resid != 0)
3088 bp->bio_flags |= BIO_ERROR;
3089 }
3090 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
3091 cam_release_devq(done_ccb->ccb_h.path,
3092 /*relsim_flags*/0,
3093 /*reduction*/0,
3094 /*timeout*/0,
3095 /*getcount_only*/0);
3096 } else if (bp != NULL) {
3097 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
3098 panic("REQ_CMP with QFRZN");
3099 if (state == DA_CCB_DELETE)
3100 bp->bio_resid = 0;
3101 else
3102 bp->bio_resid = csio->resid;
3103 if (csio->resid > 0)
3104 bp->bio_flags |= BIO_ERROR;
3105 if (softc->error_inject != 0) {
3106 bp->bio_error = softc->error_inject;
3107 bp->bio_resid = bp->bio_bcount;
3108 bp->bio_flags |= BIO_ERROR;
3109 softc->error_inject = 0;
3110 }
3111 }
3112
3113 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le);
3114 if (LIST_EMPTY(&softc->pending_ccbs))
3115 softc->flags |= DA_FLAG_WAS_OTAG;
3116
3117 xpt_release_ccb(done_ccb);
3118 if (state == DA_CCB_DELETE) {
3119 TAILQ_HEAD(, bio) queue;
3120
3121 TAILQ_INIT(&queue);
3122 TAILQ_CONCAT(&queue, &softc->delete_run_queue.queue, bio_queue);
3123 softc->delete_run_queue.insert_point = NULL;
3124 /*
3125 * Normally, the xpt_release_ccb() above would make sure
3126 * that when we have more work to do, that work would
3127 * get kicked off. However, we specifically keep
3128 * delete_running set to 0 before the call above to
3129 * allow other I/O to progress when many BIO_DELETE
3130 * requests are pushed down. We set delete_running to 0
3131 * and call daschedule again so that we don't stall if
3132 * there are no other I/Os pending apart from BIO_DELETEs.
3133 */
3134 softc->delete_running = 0;
3135 daschedule(periph);
3136 cam_periph_unlock(periph);
3137 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) {
3138 TAILQ_REMOVE(&queue, bp1, bio_queue);
3139 bp1->bio_error = bp->bio_error;
3140 if (bp->bio_flags & BIO_ERROR) {
3141 bp1->bio_flags |= BIO_ERROR;
3142 bp1->bio_resid = bp1->bio_bcount;
3143 } else
3144 bp1->bio_resid = 0;
3145 biodone(bp1);
3146 }
3147 } else
3148 cam_periph_unlock(periph);
3149 if (bp != NULL)
3150 biodone(bp);
3151 return;
3152 }
3153 case DA_CCB_PROBE_WP:
3154 {
3155 struct scsi_mode_header_6 *mode_hdr6;
3156 struct scsi_mode_header_10 *mode_hdr10;
3157 uint8_t dev_spec;
3158
3159 if (softc->minimum_cmd_size > 6) {
3160 mode_hdr10 = (struct scsi_mode_header_10 *)csio->data_ptr;
3161 dev_spec = mode_hdr10->dev_spec;
3162 } else {
3163 mode_hdr6 = (struct scsi_mode_header_6 *)csio->data_ptr;
3164 dev_spec = mode_hdr6->dev_spec;
3165 }
3166 if (cam_ccb_status(done_ccb) == CAM_REQ_CMP) {
3167 if ((dev_spec & 0x80) != 0)
3168 softc->disk->d_flags |= DISKFLAG_WRITE_PROTECT;
3169 else
3170 softc->disk->d_flags &= ~DISKFLAG_WRITE_PROTECT;
3171 } else {
3172 int error;
3173
3174 error = daerror(done_ccb, CAM_RETRY_SELTO,
3175 SF_RETRY_UA|SF_NO_PRINT);
3176 if (error == ERESTART)
3177 return;
3178 else if (error != 0) {
3179 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
3180 /* Don't wedge this device's queue */
3181 cam_release_devq(done_ccb->ccb_h.path,
3182 /*relsim_flags*/0,
3183 /*reduction*/0,
3184 /*timeout*/0,
3185 /*getcount_only*/0);
3186 }
3187 }
3188 }
3189
3190 free(csio->data_ptr, M_SCSIDA);
3191 xpt_release_ccb(done_ccb);
3192 if ((softc->flags & DA_FLAG_CAN_RC16) != 0)
3193 softc->state = DA_STATE_PROBE_RC16;
3194 else
3195 softc->state = DA_STATE_PROBE_RC;
3196 xpt_schedule(periph, priority);
3197 return;
3198 }
3199 case DA_CCB_PROBE_RC:
3200 case DA_CCB_PROBE_RC16:
3201 {
3202 struct scsi_read_capacity_data *rdcap;
3203 struct scsi_read_capacity_data_long *rcaplong;
3204 char announce_buf[80];
3205 int lbp;
3206
3207 lbp = 0;
3208 rdcap = NULL;
3209 rcaplong = NULL;
3210 if (state == DA_CCB_PROBE_RC)
3211 rdcap =(struct scsi_read_capacity_data *)csio->data_ptr;
3212 else
3213 rcaplong = (struct scsi_read_capacity_data_long *)
3214 csio->data_ptr;
3215
3216 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
3217 struct disk_params *dp;
3218 uint32_t block_size;
3219 uint64_t maxsector;
3220 u_int lbppbe; /* LB per physical block exponent. */
3221 u_int lalba; /* Lowest aligned LBA. */
3222
3223 if (state == DA_CCB_PROBE_RC) {
3224 block_size = scsi_4btoul(rdcap->length);
3225 maxsector = scsi_4btoul(rdcap->addr);
3226 lbppbe = 0;
3227 lalba = 0;
3228
3229 /*
3230 * According to SBC-2, if the standard 10
3231 * byte READ CAPACITY command returns 2^32,
3232 * we should issue the 16 byte version of
3233 * the command, since the device in question
3234 * has more sectors than can be represented
3235 * with the short version of the command.
3236 */
3237 if (maxsector == 0xffffffff) {
3238 free(rdcap, M_SCSIDA);
3239 xpt_release_ccb(done_ccb);
3240 softc->state = DA_STATE_PROBE_RC16;
3241 xpt_schedule(periph, priority);
3242 return;
3243 }
3244 } else {
3245 block_size = scsi_4btoul(rcaplong->length);
3246 maxsector = scsi_8btou64(rcaplong->addr);
3247 lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE;
3248 lalba = scsi_2btoul(rcaplong->lalba_lbp);
3249 }
3250
3251 /*
3252 * Because GEOM code just will panic us if we
3253 * give them an 'illegal' value we'll avoid that
3254 * here.
3255 */
3256 if (block_size == 0) {
3257 block_size = 512;
3258 if (maxsector == 0)
3259 maxsector = -1;
3260 }
3261 if (block_size >= MAXPHYS) {
3262 xpt_print(periph->path,
3263 "unsupportable block size %ju\n",
3264 (uintmax_t) block_size);
3265 announce_buf[0] = '\0';
3266 cam_periph_invalidate(periph);
3267 } else {
3268 /*
3269 * We pass rcaplong into dasetgeom(),
3270 * because it will only use it if it is
3271 * non-NULL.
3272 */
3273 dasetgeom(periph, block_size, maxsector,
3274 rcaplong, sizeof(*rcaplong));
3275 lbp = (lalba & SRC16_LBPME_A);
3276 dp = &softc->params;
3277 snprintf(announce_buf, sizeof(announce_buf),
3278 "%juMB (%ju %u byte sectors)",
3279 ((uintmax_t)dp->secsize * dp->sectors) /
3280 (1024 * 1024),
3281 (uintmax_t)dp->sectors, dp->secsize);
3282 }
3283 } else {
3284 int error;
3285
3286 announce_buf[0] = '\0';
3287
3288 /*
3289 * Retry any UNIT ATTENTION type errors. They
3290 * are expected at boot.
3291 */
3292 error = daerror(done_ccb, CAM_RETRY_SELTO,
3293 SF_RETRY_UA|SF_NO_PRINT);
3294 if (error == ERESTART) {
3295 /*
3296 * A retry was scheuled, so
3297 * just return.
3298 */
3299 return;
3300 } else if (error != 0) {
3301 int asc, ascq;
3302 int sense_key, error_code;
3303 int have_sense;
3304 cam_status status;
3305 struct ccb_getdev cgd;
3306
3307 /* Don't wedge this device's queue */
3308 status = done_ccb->ccb_h.status;
3309 if ((status & CAM_DEV_QFRZN) != 0)
3310 cam_release_devq(done_ccb->ccb_h.path,
3311 /*relsim_flags*/0,
3312 /*reduction*/0,
3313 /*timeout*/0,
3314 /*getcount_only*/0);
3315
3316
3317 xpt_setup_ccb(&cgd.ccb_h,
3318 done_ccb->ccb_h.path,
3319 CAM_PRIORITY_NORMAL);
3320 cgd.ccb_h.func_code = XPT_GDEV_TYPE;
3321 xpt_action((union ccb *)&cgd);
3322
3323 if (scsi_extract_sense_ccb(done_ccb,
3324 &error_code, &sense_key, &asc, &ascq))
3325 have_sense = TRUE;
3326 else
3327 have_sense = FALSE;
3328
3329 /*
3330 * If we tried READ CAPACITY(16) and failed,
3331 * fallback to READ CAPACITY(10).
3332 */
3333 if ((state == DA_CCB_PROBE_RC16) &&
3334 (softc->flags & DA_FLAG_CAN_RC16) &&
3335 (((csio->ccb_h.status & CAM_STATUS_MASK) ==
3336 CAM_REQ_INVALID) ||
3337 ((have_sense) &&
3338 (error_code == SSD_CURRENT_ERROR) &&
3339 (sense_key == SSD_KEY_ILLEGAL_REQUEST)))) {
3340 softc->flags &= ~DA_FLAG_CAN_RC16;
3341 free(rdcap, M_SCSIDA);
3342 xpt_release_ccb(done_ccb);
3343 softc->state = DA_STATE_PROBE_RC;
3344 xpt_schedule(periph, priority);
3345 return;
3346 } else
3347 /*
3348 * Attach to anything that claims to be a
3349 * direct access or optical disk device,
3350 * as long as it doesn't return a "Logical
3351 * unit not supported" (0x25) error.
3352 */
3353 if ((have_sense) && (asc != 0x25)
3354 && (error_code == SSD_CURRENT_ERROR)) {
3355 const char *sense_key_desc;
3356 const char *asc_desc;
3357
3358 dasetgeom(periph, 512, -1, NULL, 0);
3359 scsi_sense_desc(sense_key, asc, ascq,
3360 &cgd.inq_data,
3361 &sense_key_desc,
3362 &asc_desc);
3363 snprintf(announce_buf,
3364 sizeof(announce_buf),
3365 "Attempt to query device "
3366 "size failed: %s, %s",
3367 sense_key_desc,
3368 asc_desc);
3369 } else {
3370 if (have_sense)
3371 scsi_sense_print(
3372 &done_ccb->csio);
3373 else {
3374 xpt_print(periph->path,
3375 "got CAM status %#x\n",
3376 done_ccb->ccb_h.status);
3377 }
3378
3379 xpt_print(periph->path, "fatal error, "
3380 "failed to attach to device\n");
3381
3382 /*
3383 * Free up resources.
3384 */
3385 cam_periph_invalidate(periph);
3386 }
3387 }
3388 }
3389 free(csio->data_ptr, M_SCSIDA);
3390 if (announce_buf[0] != '\0' &&
3391 ((softc->flags & DA_FLAG_ANNOUNCED) == 0)) {
3392 /*
3393 * Create our sysctl variables, now that we know
3394 * we have successfully attached.
3395 */
3396 /* increase the refcount */
3397 if (cam_periph_acquire(periph) == CAM_REQ_CMP) {
3398 taskqueue_enqueue(taskqueue_thread,
3399 &softc->sysctl_task);
3400 xpt_announce_periph(periph, announce_buf);
3401 xpt_announce_quirks(periph, softc->quirks,
3402 DA_Q_BIT_STRING);
3403 } else {
3404 xpt_print(periph->path, "fatal error, "
3405 "could not acquire reference count\n");
3406 }
3407 }
3408
3409 /* We already probed the device. */
3410 if (softc->flags & DA_FLAG_PROBED) {
3411 daprobedone(periph, done_ccb);
3412 return;
3413 }
3414
3415 /* Ensure re-probe doesn't see old delete. */
3416 softc->delete_available = 0;
3417 dadeleteflag(softc, DA_DELETE_ZERO, 1);
3418 if (lbp && (softc->quirks & DA_Q_NO_UNMAP) == 0) {
3419 /*
3420 * Based on older SBC-3 spec revisions
3421 * any of the UNMAP methods "may" be
3422 * available via LBP given this flag so
3423 * we flag all of them as available and
3424 * then remove those which further
3425 * probes confirm aren't available
3426 * later.
3427 *
3428 * We could also check readcap(16) p_type
3429 * flag to exclude one or more invalid
3430 * write same (X) types here
3431 */
3432 dadeleteflag(softc, DA_DELETE_WS16, 1);
3433 dadeleteflag(softc, DA_DELETE_WS10, 1);
3434 dadeleteflag(softc, DA_DELETE_UNMAP, 1);
3435
3436 xpt_release_ccb(done_ccb);
3437 softc->state = DA_STATE_PROBE_LBP;
3438 xpt_schedule(periph, priority);
3439 return;
3440 }
3441
3442 xpt_release_ccb(done_ccb);
3443 softc->state = DA_STATE_PROBE_BDC;
3444 xpt_schedule(periph, priority);
3445 return;
3446 }
3447 case DA_CCB_PROBE_LBP:
3448 {
3449 struct scsi_vpd_logical_block_prov *lbp;
3450
3451 lbp = (struct scsi_vpd_logical_block_prov *)csio->data_ptr;
3452
3453 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
3454 /*
3455 * T10/1799-D Revision 31 states at least one of these
3456 * must be supported but we don't currently enforce this.
3457 */
3458 dadeleteflag(softc, DA_DELETE_WS16,
3459 (lbp->flags & SVPD_LBP_WS16));
3460 dadeleteflag(softc, DA_DELETE_WS10,
3461 (lbp->flags & SVPD_LBP_WS10));
3462 dadeleteflag(softc, DA_DELETE_UNMAP,
3463 (lbp->flags & SVPD_LBP_UNMAP));
3464 } else {
3465 int error;
3466 error = daerror(done_ccb, CAM_RETRY_SELTO,
3467 SF_RETRY_UA|SF_NO_PRINT);
3468 if (error == ERESTART)
3469 return;
3470 else if (error != 0) {
3471 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
3472 /* Don't wedge this device's queue */
3473 cam_release_devq(done_ccb->ccb_h.path,
3474 /*relsim_flags*/0,
3475 /*reduction*/0,
3476 /*timeout*/0,
3477 /*getcount_only*/0);
3478 }
3479
3480 /*
3481 * Failure indicates we don't support any SBC-3
3482 * delete methods with UNMAP
3483 */
3484 }
3485 }
3486
3487 free(lbp, M_SCSIDA);
3488 xpt_release_ccb(done_ccb);
3489 softc->state = DA_STATE_PROBE_BLK_LIMITS;
3490 xpt_schedule(periph, priority);
3491 return;
3492 }
3493 case DA_CCB_PROBE_BLK_LIMITS:
3494 {
3495 struct scsi_vpd_block_limits *block_limits;
3496
3497 block_limits = (struct scsi_vpd_block_limits *)csio->data_ptr;
3498
3499 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
3500 uint32_t max_txfer_len = scsi_4btoul(
3501 block_limits->max_txfer_len);
3502 uint32_t max_unmap_lba_cnt = scsi_4btoul(
3503 block_limits->max_unmap_lba_cnt);
3504 uint32_t max_unmap_blk_cnt = scsi_4btoul(
3505 block_limits->max_unmap_blk_cnt);
3506 uint64_t ws_max_blks = scsi_8btou64(
3507 block_limits->max_write_same_length);
3508
3509 if (max_txfer_len != 0) {
3510 softc->disk->d_maxsize = MIN(softc->maxio,
3511 (off_t)max_txfer_len * softc->params.secsize);
3512 }
3513
3514 /*
3515 * We should already support UNMAP but we check lba
3516 * and block count to be sure
3517 */
3518 if (max_unmap_lba_cnt != 0x00L &&
3519 max_unmap_blk_cnt != 0x00L) {
3520 softc->unmap_max_lba = max_unmap_lba_cnt;
3521 softc->unmap_max_ranges = min(max_unmap_blk_cnt,
3522 UNMAP_MAX_RANGES);
3523 } else {
3524 /*
3525 * Unexpected UNMAP limits which means the
3526 * device doesn't actually support UNMAP
3527 */
3528 dadeleteflag(softc, DA_DELETE_UNMAP, 0);
3529 }
3530
3531 if (ws_max_blks != 0x00L)
3532 softc->ws_max_blks = ws_max_blks;
3533 } else {
3534 int error;
3535 error = daerror(done_ccb, CAM_RETRY_SELTO,
3536 SF_RETRY_UA|SF_NO_PRINT);
3537 if (error == ERESTART)
3538 return;
3539 else if (error != 0) {
3540 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
3541 /* Don't wedge this device's queue */
3542 cam_release_devq(done_ccb->ccb_h.path,
3543 /*relsim_flags*/0,
3544 /*reduction*/0,
3545 /*timeout*/0,
3546 /*getcount_only*/0);
3547 }
3548
3549 /*
3550 * Failure here doesn't mean UNMAP is not
3551 * supported as this is an optional page.
3552 */
3553 softc->unmap_max_lba = 1;
3554 softc->unmap_max_ranges = 1;
3555 }
3556 }
3557
3558 free(block_limits, M_SCSIDA);
3559 xpt_release_ccb(done_ccb);
3560 softc->state = DA_STATE_PROBE_BDC;
3561 xpt_schedule(periph, priority);
3562 return;
3563 }
3564 case DA_CCB_PROBE_BDC:
3565 {
3566 struct scsi_vpd_block_characteristics *bdc;
3567
3568 bdc = (struct scsi_vpd_block_characteristics *)csio->data_ptr;
3569
3570 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
3571 /*
3572 * Disable queue sorting for non-rotational media
3573 * by default.
3574 */
3575 u_int16_t old_rate = softc->disk->d_rotation_rate;
3576
3577 softc->disk->d_rotation_rate =
3578 scsi_2btoul(bdc->medium_rotation_rate);
3579 if (softc->disk->d_rotation_rate ==
3580 SVPD_BDC_RATE_NON_ROTATING) {
3581 softc->sort_io_queue = 0;
3582 }
3583 if (softc->disk->d_rotation_rate != old_rate) {
3584 disk_attr_changed(softc->disk,
3585 "GEOM::rotation_rate", M_NOWAIT);
3586 }
3587 } else {
3588 int error;
3589 error = daerror(done_ccb, CAM_RETRY_SELTO,
3590 SF_RETRY_UA|SF_NO_PRINT);
3591 if (error == ERESTART)
3592 return;
3593 else if (error != 0) {
3594 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
3595 /* Don't wedge this device's queue */
3596 cam_release_devq(done_ccb->ccb_h.path,
3597 /*relsim_flags*/0,
3598 /*reduction*/0,
3599 /*timeout*/0,
3600 /*getcount_only*/0);
3601 }
3602 }
3603 }
3604
3605 free(bdc, M_SCSIDA);
3606 xpt_release_ccb(done_ccb);
3607 softc->state = DA_STATE_PROBE_ATA;
3608 xpt_schedule(periph, priority);
3609 return;
3610 }
3611 case DA_CCB_PROBE_ATA:
3612 {
3613 int i;
3614 struct ata_params *ata_params;
3615 int16_t *ptr;
3616
3617 ata_params = (struct ata_params *)csio->data_ptr;
3618 ptr = (uint16_t *)ata_params;
3619
3620 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
3621 uint16_t old_rate;
3622
3623 for (i = 0; i < sizeof(*ata_params) / 2; i++)
3624 ptr[i] = le16toh(ptr[i]);
3625 if (ata_params->support_dsm & ATA_SUPPORT_DSM_TRIM &&
3626 (softc->quirks & DA_Q_NO_UNMAP) == 0) {
3627 dadeleteflag(softc, DA_DELETE_ATA_TRIM, 1);
3628 if (ata_params->max_dsm_blocks != 0)
3629 softc->trim_max_ranges = min(
3630 softc->trim_max_ranges,
3631 ata_params->max_dsm_blocks *
3632 ATA_DSM_BLK_RANGES);
3633 }
3634 /*
3635 * Disable queue sorting for non-rotational media
3636 * by default.
3637 */
3638 old_rate = softc->disk->d_rotation_rate;
3639 softc->disk->d_rotation_rate =
3640 ata_params->media_rotation_rate;
3641 if (softc->disk->d_rotation_rate ==
3642 ATA_RATE_NON_ROTATING) {
3643 softc->sort_io_queue = 0;
3644 }
3645
3646 if (softc->disk->d_rotation_rate != old_rate) {
3647 disk_attr_changed(softc->disk,
3648 "GEOM::rotation_rate", M_NOWAIT);
3649 }
3650 } else {
3651 int error;
3652 error = daerror(done_ccb, CAM_RETRY_SELTO,
3653 SF_RETRY_UA|SF_NO_PRINT);
3654 if (error == ERESTART)
3655 return;
3656 else if (error != 0) {
3657 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
3658 /* Don't wedge this device's queue */
3659 cam_release_devq(done_ccb->ccb_h.path,
3660 /*relsim_flags*/0,
3661 /*reduction*/0,
3662 /*timeout*/0,
3663 /*getcount_only*/0);
3664 }
3665 }
3666 }
3667
3668 free(ata_params, M_SCSIDA);
3669 daprobedone(periph, done_ccb);
3670 return;
3671 }
3672 case DA_CCB_DUMP:
3673 /* No-op. We're polling */
3674 return;
3675 case DA_CCB_TUR:
3676 {
3677 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
3678
3679 if (daerror(done_ccb, CAM_RETRY_SELTO,
3680 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) ==
3681 ERESTART)
3682 return;
3683 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
3684 cam_release_devq(done_ccb->ccb_h.path,
3685 /*relsim_flags*/0,
3686 /*reduction*/0,
3687 /*timeout*/0,
3688 /*getcount_only*/0);
3689 }
3690 xpt_release_ccb(done_ccb);
3691 cam_periph_release_locked(periph);
3692 return;
3693 }
3694 default:
3695 break;
3696 }
3697 xpt_release_ccb(done_ccb);
3698 }
3699
3700 static void
3701 dareprobe(struct cam_periph *periph)
3702 {
3703 struct da_softc *softc;
3704 cam_status status;
3705
3706 softc = (struct da_softc *)periph->softc;
3707
3708 /* Probe in progress; don't interfere. */
3709 if (softc->state != DA_STATE_NORMAL)
3710 return;
3711
3712 status = cam_periph_acquire(periph);
3713 KASSERT(status == CAM_REQ_CMP,
3714 ("dareprobe: cam_periph_acquire failed"));
3715
3716 softc->state = DA_STATE_PROBE_WP;
3717 xpt_schedule(periph, CAM_PRIORITY_DEV);
3718 }
3719
3720 static int
3721 daerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags)
3722 {
3723 struct da_softc *softc;
3724 struct cam_periph *periph;
3725 int error, error_code, sense_key, asc, ascq;
3726
3727 periph = xpt_path_periph(ccb->ccb_h.path);
3728 softc = (struct da_softc *)periph->softc;
3729
3730 /*
3731 * Automatically detect devices that do not support
3732 * READ(6)/WRITE(6) and upgrade to using 10 byte cdbs.
3733 */
3734 error = 0;
3735 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) {
3736 error = cmd6workaround(ccb);
3737 } else if (scsi_extract_sense_ccb(ccb,
3738 &error_code, &sense_key, &asc, &ascq)) {
3739 if (sense_key == SSD_KEY_ILLEGAL_REQUEST)
3740 error = cmd6workaround(ccb);
3741 /*
3742 * If the target replied with CAPACITY DATA HAS CHANGED UA,
3743 * query the capacity and notify upper layers.
3744 */
3745 else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
3746 asc == 0x2A && ascq == 0x09) {
3747 xpt_print(periph->path, "Capacity data has changed\n");
3748 softc->flags &= ~DA_FLAG_PROBED;
3749 dareprobe(periph);
3750 sense_flags |= SF_NO_PRINT;
3751 } else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
3752 asc == 0x28 && ascq == 0x00) {
3753 softc->flags &= ~DA_FLAG_PROBED;
3754 disk_media_changed(softc->disk, M_NOWAIT);
3755 } else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
3756 asc == 0x3F && ascq == 0x03) {
3757 xpt_print(periph->path, "INQUIRY data has changed\n");
3758 softc->flags &= ~DA_FLAG_PROBED;
3759 dareprobe(periph);
3760 sense_flags |= SF_NO_PRINT;
3761 } else if (sense_key == SSD_KEY_NOT_READY &&
3762 asc == 0x3a && (softc->flags & DA_FLAG_PACK_INVALID) == 0) {
3763 softc->flags |= DA_FLAG_PACK_INVALID;
3764 disk_media_gone(softc->disk, M_NOWAIT);
3765 }
3766 }
3767 if (error == ERESTART)
3768 return (ERESTART);
3769
3770 /*
3771 * XXX
3772 * Until we have a better way of doing pack validation,
3773 * don't treat UAs as errors.
3774 */
3775 sense_flags |= SF_RETRY_UA;
3776
3777 if (softc->quirks & DA_Q_RETRY_BUSY)
3778 sense_flags |= SF_RETRY_BUSY;
3779 return(cam_periph_error(ccb, cam_flags, sense_flags,
3780 &softc->saved_ccb));
3781 }
3782
3783 static void
3784 damediapoll(void *arg)
3785 {
3786 struct cam_periph *periph = arg;
3787 struct da_softc *softc = periph->softc;
3788
3789 if (!softc->tur && LIST_EMPTY(&softc->pending_ccbs)) {
3790 if (cam_periph_acquire(periph) == CAM_REQ_CMP) {
3791 softc->tur = 1;
3792 daschedule(periph);
3793 }
3794 }
3795 /* Queue us up again */
3796 if (da_poll_period != 0)
3797 callout_schedule(&softc->mediapoll_c, da_poll_period * hz);
3798 }
3799
3800 static void
3801 daprevent(struct cam_periph *periph, int action)
3802 {
3803 struct da_softc *softc;
3804 union ccb *ccb;
3805 int error;
3806
3807 softc = (struct da_softc *)periph->softc;
3808
3809 if (((action == PR_ALLOW)
3810 && (softc->flags & DA_FLAG_PACK_LOCKED) == 0)
3811 || ((action == PR_PREVENT)
3812 && (softc->flags & DA_FLAG_PACK_LOCKED) != 0)) {
3813 return;
3814 }
3815
3816 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
3817
3818 scsi_prevent(&ccb->csio,
3819 /*retries*/1,
3820 /*cbcfp*/dadone,
3821 MSG_SIMPLE_Q_TAG,
3822 action,
3823 SSD_FULL_SIZE,
3824 5000);
3825
3826 error = cam_periph_runccb(ccb, daerror, CAM_RETRY_SELTO,
3827 SF_RETRY_UA | SF_NO_PRINT, softc->disk->d_devstat);
3828
3829 if (error == 0) {
3830 if (action == PR_ALLOW)
3831 softc->flags &= ~DA_FLAG_PACK_LOCKED;
3832 else
3833 softc->flags |= DA_FLAG_PACK_LOCKED;
3834 }
3835
3836 xpt_release_ccb(ccb);
3837 }
3838
3839 static void
3840 dasetgeom(struct cam_periph *periph, uint32_t block_len, uint64_t maxsector,
3841 struct scsi_read_capacity_data_long *rcaplong, size_t rcap_len)
3842 {
3843 struct ccb_calc_geometry ccg;
3844 struct da_softc *softc;
3845 struct disk_params *dp;
3846 u_int lbppbe, lalba;
3847 int error;
3848
3849 softc = (struct da_softc *)periph->softc;
3850
3851 dp = &softc->params;
3852 dp->secsize = block_len;
3853 dp->sectors = maxsector + 1;
3854 if (rcaplong != NULL) {
3855 lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE;
3856 lalba = scsi_2btoul(rcaplong->lalba_lbp);
3857 lalba &= SRC16_LALBA_A;
3858 } else {
3859 lbppbe = 0;
3860 lalba = 0;
3861 }
3862
3863 if (lbppbe > 0) {
3864 dp->stripesize = block_len << lbppbe;
3865 dp->stripeoffset = (dp->stripesize - block_len * lalba) %
3866 dp->stripesize;
3867 } else if (softc->quirks & DA_Q_4K) {
3868 dp->stripesize = 4096;
3869 dp->stripeoffset = 0;
3870 } else {
3871 dp->stripesize = 0;
3872 dp->stripeoffset = 0;
3873 }
3874 /*
3875 * Have the controller provide us with a geometry
3876 * for this disk. The only time the geometry
3877 * matters is when we boot and the controller
3878 * is the only one knowledgeable enough to come
3879 * up with something that will make this a bootable
3880 * device.
3881 */
3882 xpt_setup_ccb(&ccg.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
3883 ccg.ccb_h.func_code = XPT_CALC_GEOMETRY;
3884 ccg.block_size = dp->secsize;
3885 ccg.volume_size = dp->sectors;
3886 ccg.heads = 0;
3887 ccg.secs_per_track = 0;
3888 ccg.cylinders = 0;
3889 xpt_action((union ccb*)&ccg);
3890 if ((ccg.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
3891 /*
3892 * We don't know what went wrong here- but just pick
3893 * a geometry so we don't have nasty things like divide
3894 * by zero.
3895 */
3896 dp->heads = 255;
3897 dp->secs_per_track = 255;
3898 dp->cylinders = dp->sectors / (255 * 255);
3899 if (dp->cylinders == 0) {
3900 dp->cylinders = 1;
3901 }
3902 } else {
3903 dp->heads = ccg.heads;
3904 dp->secs_per_track = ccg.secs_per_track;
3905 dp->cylinders = ccg.cylinders;
3906 }
3907
3908 /*
3909 * If the user supplied a read capacity buffer, and if it is
3910 * different than the previous buffer, update the data in the EDT.
3911 * If it's the same, we don't bother. This avoids sending an
3912 * update every time someone opens this device.
3913 */
3914 if ((rcaplong != NULL)
3915 && (bcmp(rcaplong, &softc->rcaplong,
3916 min(sizeof(softc->rcaplong), rcap_len)) != 0)) {
3917 struct ccb_dev_advinfo cdai;
3918
3919 xpt_setup_ccb(&cdai.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
3920 cdai.ccb_h.func_code = XPT_DEV_ADVINFO;
3921 cdai.buftype = CDAI_TYPE_RCAPLONG;
3922 cdai.flags = CDAI_FLAG_STORE;
3923 cdai.bufsiz = rcap_len;
3924 cdai.buf = (uint8_t *)rcaplong;
3925 xpt_action((union ccb *)&cdai);
3926 if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0)
3927 cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE);
3928 if (cdai.ccb_h.status != CAM_REQ_CMP) {
3929 xpt_print(periph->path, "%s: failed to set read "
3930 "capacity advinfo\n", __func__);
3931 /* Use cam_error_print() to decode the status */
3932 cam_error_print((union ccb *)&cdai, CAM_ESF_CAM_STATUS,
3933 CAM_EPF_ALL);
3934 } else {
3935 bcopy(rcaplong, &softc->rcaplong,
3936 min(sizeof(softc->rcaplong), rcap_len));
3937 }
3938 }
3939
3940 softc->disk->d_sectorsize = softc->params.secsize;
3941 softc->disk->d_mediasize = softc->params.secsize * (off_t)softc->params.sectors;
3942 softc->disk->d_stripesize = softc->params.stripesize;
3943 softc->disk->d_stripeoffset = softc->params.stripeoffset;
3944 /* XXX: these are not actually "firmware" values, so they may be wrong */
3945 softc->disk->d_fwsectors = softc->params.secs_per_track;
3946 softc->disk->d_fwheads = softc->params.heads;
3947 softc->disk->d_devstat->block_size = softc->params.secsize;
3948 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE;
3949
3950 error = disk_resize(softc->disk, M_NOWAIT);
3951 if (error != 0)
3952 xpt_print(periph->path, "disk_resize(9) failed, error = %d\n", error);
3953 }
3954
3955 static void
3956 dasendorderedtag(void *arg)
3957 {
3958 struct da_softc *softc = arg;
3959
3960 if (da_send_ordered) {
3961 if (!LIST_EMPTY(&softc->pending_ccbs)) {
3962 if ((softc->flags & DA_FLAG_WAS_OTAG) == 0)
3963 softc->flags |= DA_FLAG_NEED_OTAG;
3964 softc->flags &= ~DA_FLAG_WAS_OTAG;
3965 }
3966 }
3967 /* Queue us up again */
3968 callout_reset(&softc->sendordered_c,
3969 (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL,
3970 dasendorderedtag, softc);
3971 }
3972
3973 /*
3974 * Step through all DA peripheral drivers, and if the device is still open,
3975 * sync the disk cache to physical media.
3976 */
3977 static void
3978 dashutdown(void * arg, int howto)
3979 {
3980 struct cam_periph *periph;
3981 struct da_softc *softc;
3982 union ccb *ccb;
3983 int error;
3984
3985 CAM_PERIPH_FOREACH(periph, &dadriver) {
3986 softc = (struct da_softc *)periph->softc;
3987 if (SCHEDULER_STOPPED()) {
3988 /* If we paniced with the lock held, do not recurse. */
3989 if (!cam_periph_owned(periph) &&
3990 (softc->flags & DA_FLAG_OPEN)) {
3991 dadump(softc->disk, NULL, 0, 0, 0);
3992 }
3993 continue;
3994 }
3995 cam_periph_lock(periph);
3996
3997 /*
3998 * We only sync the cache if the drive is still open, and
3999 * if the drive is capable of it..
4000 */
4001 if (((softc->flags & DA_FLAG_OPEN) == 0)
4002 || (softc->quirks & DA_Q_NO_SYNC_CACHE)) {
4003 cam_periph_unlock(periph);
4004 continue;
4005 }
4006
4007 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
4008 scsi_synchronize_cache(&ccb->csio,
4009 /*retries*/0,
4010 /*cbfcnp*/dadone,
4011 MSG_SIMPLE_Q_TAG,
4012 /*begin_lba*/0, /* whole disk */
4013 /*lb_count*/0,
4014 SSD_FULL_SIZE,
4015 60 * 60 * 1000);
4016
4017 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0,
4018 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR,
4019 softc->disk->d_devstat);
4020 if (error != 0)
4021 xpt_print(periph->path, "Synchronize cache failed\n");
4022 xpt_release_ccb(ccb);
4023 cam_periph_unlock(periph);
4024 }
4025 }
4026
4027 #else /* !_KERNEL */
4028
4029 /*
4030 * XXX These are only left out of the kernel build to silence warnings. If,
4031 * for some reason these functions are used in the kernel, the ifdefs should
4032 * be moved so they are included both in the kernel and userland.
4033 */
4034 void
4035 scsi_format_unit(struct ccb_scsiio *csio, u_int32_t retries,
4036 void (*cbfcnp)(struct cam_periph *, union ccb *),
4037 u_int8_t tag_action, u_int8_t byte2, u_int16_t ileave,
4038 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len,
4039 u_int32_t timeout)
4040 {
4041 struct scsi_format_unit *scsi_cmd;
4042
4043 scsi_cmd = (struct scsi_format_unit *)&csio->cdb_io.cdb_bytes;
4044 scsi_cmd->opcode = FORMAT_UNIT;
4045 scsi_cmd->byte2 = byte2;
4046 scsi_ulto2b(ileave, scsi_cmd->interleave);
4047
4048 cam_fill_csio(csio,
4049 retries,
4050 cbfcnp,
4051 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
4052 tag_action,
4053 data_ptr,
4054 dxfer_len,
4055 sense_len,
4056 sizeof(*scsi_cmd),
4057 timeout);
4058 }
4059
4060 void
4061 scsi_read_defects(struct ccb_scsiio *csio, uint32_t retries,
4062 void (*cbfcnp)(struct cam_periph *, union ccb *),
4063 uint8_t tag_action, uint8_t list_format,
4064 uint32_t addr_desc_index, uint8_t *data_ptr,
4065 uint32_t dxfer_len, int minimum_cmd_size,
4066 uint8_t sense_len, uint32_t timeout)
4067 {
4068 uint8_t cdb_len;
4069
4070 /*
4071 * These conditions allow using the 10 byte command. Otherwise we
4072 * need to use the 12 byte command.
4073 */
4074 if ((minimum_cmd_size <= 10)
4075 && (addr_desc_index == 0)
4076 && (dxfer_len <= SRDD10_MAX_LENGTH)) {
4077 struct scsi_read_defect_data_10 *cdb10;
4078
4079 cdb10 = (struct scsi_read_defect_data_10 *)
4080 &csio->cdb_io.cdb_bytes;
4081
4082 cdb_len = sizeof(*cdb10);
4083 bzero(cdb10, cdb_len);
4084 cdb10->opcode = READ_DEFECT_DATA_10;
4085 cdb10->format = list_format;
4086 scsi_ulto2b(dxfer_len, cdb10->alloc_length);
4087 } else {
4088 struct scsi_read_defect_data_12 *cdb12;
4089
4090 cdb12 = (struct scsi_read_defect_data_12 *)
4091 &csio->cdb_io.cdb_bytes;
4092
4093 cdb_len = sizeof(*cdb12);
4094 bzero(cdb12, cdb_len);
4095 cdb12->opcode = READ_DEFECT_DATA_12;
4096 cdb12->format = list_format;
4097 scsi_ulto4b(dxfer_len, cdb12->alloc_length);
4098 scsi_ulto4b(addr_desc_index, cdb12->address_descriptor_index);
4099 }
4100
4101 cam_fill_csio(csio,
4102 retries,
4103 cbfcnp,
4104 /*flags*/ CAM_DIR_IN,
4105 tag_action,
4106 data_ptr,
4107 dxfer_len,
4108 sense_len,
4109 cdb_len,
4110 timeout);
4111 }
4112
4113 void
4114 scsi_sanitize(struct ccb_scsiio *csio, u_int32_t retries,
4115 void (*cbfcnp)(struct cam_periph *, union ccb *),
4116 u_int8_t tag_action, u_int8_t byte2, u_int16_t control,
4117 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len,
4118 u_int32_t timeout)
4119 {
4120 struct scsi_sanitize *scsi_cmd;
4121
4122 scsi_cmd = (struct scsi_sanitize *)&csio->cdb_io.cdb_bytes;
4123 scsi_cmd->opcode = SANITIZE;
4124 scsi_cmd->byte2 = byte2;
4125 scsi_cmd->control = control;
4126 scsi_ulto2b(dxfer_len, scsi_cmd->length);
4127
4128 cam_fill_csio(csio,
4129 retries,
4130 cbfcnp,
4131 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
4132 tag_action,
4133 data_ptr,
4134 dxfer_len,
4135 sense_len,
4136 sizeof(*scsi_cmd),
4137 timeout);
4138 }
4139
4140 #endif /* _KERNEL */
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