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: releng/11.0/sys/cam/scsi/scsi_da.c 301568 2016-06-07 20:33:55Z cem $");
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 <sys/sbuf.h>
50 #include <geom/geom.h>
51 #include <geom/geom_disk.h>
52 #endif /* _KERNEL */
53
54 #ifndef _KERNEL
55 #include <stdio.h>
56 #include <string.h>
57 #endif /* _KERNEL */
58
59 #include <cam/cam.h>
60 #include <cam/cam_ccb.h>
61 #include <cam/cam_periph.h>
62 #include <cam/cam_xpt_periph.h>
63 #include <cam/cam_sim.h>
64 #include <cam/cam_iosched.h>
65
66 #include <cam/scsi/scsi_message.h>
67 #include <cam/scsi/scsi_da.h>
68
69 #ifdef _KERNEL
70 /*
71 * Note that there are probe ordering dependencies here. The order isn't
72 * controlled by this enumeration, but by explicit state transitions in
73 * dastart() and dadone(). Here are some of the dependencies:
74 *
75 * 1. RC should come first, before RC16, unless there is evidence that RC16
76 * is supported.
77 * 2. BDC needs to come before any of the ATA probes, or the ZONE probe.
78 * 3. The ATA probes should go in this order:
79 * ATA -> LOGDIR -> IDDIR -> SUP -> ATA_ZONE
80 */
81 typedef enum {
82 DA_STATE_PROBE_RC,
83 DA_STATE_PROBE_RC16,
84 DA_STATE_PROBE_LBP,
85 DA_STATE_PROBE_BLK_LIMITS,
86 DA_STATE_PROBE_BDC,
87 DA_STATE_PROBE_ATA,
88 DA_STATE_PROBE_ATA_LOGDIR,
89 DA_STATE_PROBE_ATA_IDDIR,
90 DA_STATE_PROBE_ATA_SUP,
91 DA_STATE_PROBE_ATA_ZONE,
92 DA_STATE_PROBE_ZONE,
93 DA_STATE_NORMAL
94 } da_state;
95
96 typedef enum {
97 DA_FLAG_PACK_INVALID = 0x000001,
98 DA_FLAG_NEW_PACK = 0x000002,
99 DA_FLAG_PACK_LOCKED = 0x000004,
100 DA_FLAG_PACK_REMOVABLE = 0x000008,
101 DA_FLAG_NEED_OTAG = 0x000020,
102 DA_FLAG_WAS_OTAG = 0x000040,
103 DA_FLAG_RETRY_UA = 0x000080,
104 DA_FLAG_OPEN = 0x000100,
105 DA_FLAG_SCTX_INIT = 0x000200,
106 DA_FLAG_CAN_RC16 = 0x000400,
107 DA_FLAG_PROBED = 0x000800,
108 DA_FLAG_DIRTY = 0x001000,
109 DA_FLAG_ANNOUNCED = 0x002000,
110 DA_FLAG_CAN_ATA_DMA = 0x004000,
111 DA_FLAG_CAN_ATA_LOG = 0x008000,
112 DA_FLAG_CAN_ATA_IDLOG = 0x010000,
113 DA_FLAG_CAN_ATA_SUPCAP = 0x020000,
114 DA_FLAG_CAN_ATA_ZONE = 0x040000
115 } da_flags;
116
117 typedef enum {
118 DA_Q_NONE = 0x00,
119 DA_Q_NO_SYNC_CACHE = 0x01,
120 DA_Q_NO_6_BYTE = 0x02,
121 DA_Q_NO_PREVENT = 0x04,
122 DA_Q_4K = 0x08,
123 DA_Q_NO_RC16 = 0x10,
124 DA_Q_NO_UNMAP = 0x20,
125 DA_Q_RETRY_BUSY = 0x40,
126 DA_Q_SMR_DM = 0x80
127 } da_quirks;
128
129 #define DA_Q_BIT_STRING \
130 "\020" \
131 "\001NO_SYNC_CACHE" \
132 "\002NO_6_BYTE" \
133 "\003NO_PREVENT" \
134 "\0044K" \
135 "\005NO_RC16" \
136 "\006NO_UNMAP" \
137 "\007RETRY_BUSY" \
138 "\008SMR_DM"
139
140 typedef enum {
141 DA_CCB_PROBE_RC = 0x01,
142 DA_CCB_PROBE_RC16 = 0x02,
143 DA_CCB_PROBE_LBP = 0x03,
144 DA_CCB_PROBE_BLK_LIMITS = 0x04,
145 DA_CCB_PROBE_BDC = 0x05,
146 DA_CCB_PROBE_ATA = 0x06,
147 DA_CCB_BUFFER_IO = 0x07,
148 DA_CCB_DUMP = 0x0A,
149 DA_CCB_DELETE = 0x0B,
150 DA_CCB_TUR = 0x0C,
151 DA_CCB_PROBE_ZONE = 0x0D,
152 DA_CCB_PROBE_ATA_LOGDIR = 0x0E,
153 DA_CCB_PROBE_ATA_IDDIR = 0x0F,
154 DA_CCB_PROBE_ATA_SUP = 0x10,
155 DA_CCB_PROBE_ATA_ZONE = 0x11,
156 DA_CCB_TYPE_MASK = 0x1F,
157 DA_CCB_RETRY_UA = 0x20
158 } da_ccb_state;
159
160 /*
161 * Order here is important for method choice
162 *
163 * We prefer ATA_TRIM as tests run against a Sandforce 2281 SSD attached to
164 * LSI 2008 (mps) controller (FW: v12, Drv: v14) resulted 20% quicker deletes
165 * using ATA_TRIM than the corresponding UNMAP results for a real world mysql
166 * import taking 5mins.
167 *
168 */
169 typedef enum {
170 DA_DELETE_NONE,
171 DA_DELETE_DISABLE,
172 DA_DELETE_ATA_TRIM,
173 DA_DELETE_UNMAP,
174 DA_DELETE_WS16,
175 DA_DELETE_WS10,
176 DA_DELETE_ZERO,
177 DA_DELETE_MIN = DA_DELETE_ATA_TRIM,
178 DA_DELETE_MAX = DA_DELETE_ZERO
179 } da_delete_methods;
180
181 /*
182 * For SCSI, host managed drives show up as a separate device type. For
183 * ATA, host managed drives also have a different device signature.
184 * XXX KDM figure out the ATA host managed signature.
185 */
186 typedef enum {
187 DA_ZONE_NONE = 0x00,
188 DA_ZONE_DRIVE_MANAGED = 0x01,
189 DA_ZONE_HOST_AWARE = 0x02,
190 DA_ZONE_HOST_MANAGED = 0x03
191 } da_zone_mode;
192
193 /*
194 * We distinguish between these interface cases in addition to the drive type:
195 * o ATA drive behind a SCSI translation layer that knows about ZBC/ZAC
196 * o ATA drive behind a SCSI translation layer that does not know about
197 * ZBC/ZAC, and so needs to be managed via ATA passthrough. In this
198 * case, we would need to share the ATA code with the ada(4) driver.
199 * o SCSI drive.
200 */
201 typedef enum {
202 DA_ZONE_IF_SCSI,
203 DA_ZONE_IF_ATA_PASS,
204 DA_ZONE_IF_ATA_SAT,
205 } da_zone_interface;
206
207 typedef enum {
208 DA_ZONE_FLAG_RZ_SUP = 0x0001,
209 DA_ZONE_FLAG_OPEN_SUP = 0x0002,
210 DA_ZONE_FLAG_CLOSE_SUP = 0x0004,
211 DA_ZONE_FLAG_FINISH_SUP = 0x0008,
212 DA_ZONE_FLAG_RWP_SUP = 0x0010,
213 DA_ZONE_FLAG_SUP_MASK = (DA_ZONE_FLAG_RZ_SUP |
214 DA_ZONE_FLAG_OPEN_SUP |
215 DA_ZONE_FLAG_CLOSE_SUP |
216 DA_ZONE_FLAG_FINISH_SUP |
217 DA_ZONE_FLAG_RWP_SUP),
218 DA_ZONE_FLAG_URSWRZ = 0x0020,
219 DA_ZONE_FLAG_OPT_SEQ_SET = 0x0040,
220 DA_ZONE_FLAG_OPT_NONSEQ_SET = 0x0080,
221 DA_ZONE_FLAG_MAX_SEQ_SET = 0x0100,
222 DA_ZONE_FLAG_SET_MASK = (DA_ZONE_FLAG_OPT_SEQ_SET |
223 DA_ZONE_FLAG_OPT_NONSEQ_SET |
224 DA_ZONE_FLAG_MAX_SEQ_SET)
225 } da_zone_flags;
226
227 static struct da_zone_desc {
228 da_zone_flags value;
229 const char *desc;
230 } da_zone_desc_table[] = {
231 {DA_ZONE_FLAG_RZ_SUP, "Report Zones" },
232 {DA_ZONE_FLAG_OPEN_SUP, "Open" },
233 {DA_ZONE_FLAG_CLOSE_SUP, "Close" },
234 {DA_ZONE_FLAG_FINISH_SUP, "Finish" },
235 {DA_ZONE_FLAG_RWP_SUP, "Reset Write Pointer" },
236 };
237
238 typedef void da_delete_func_t (struct cam_periph *periph, union ccb *ccb,
239 struct bio *bp);
240 static da_delete_func_t da_delete_trim;
241 static da_delete_func_t da_delete_unmap;
242 static da_delete_func_t da_delete_ws;
243
244 static const void * da_delete_functions[] = {
245 NULL,
246 NULL,
247 da_delete_trim,
248 da_delete_unmap,
249 da_delete_ws,
250 da_delete_ws,
251 da_delete_ws
252 };
253
254 static const char *da_delete_method_names[] =
255 { "NONE", "DISABLE", "ATA_TRIM", "UNMAP", "WS16", "WS10", "ZERO" };
256 static const char *da_delete_method_desc[] =
257 { "NONE", "DISABLED", "ATA TRIM", "UNMAP", "WRITE SAME(16) with UNMAP",
258 "WRITE SAME(10) with UNMAP", "ZERO" };
259
260 /* Offsets into our private area for storing information */
261 #define ccb_state ppriv_field0
262 #define ccb_bp ppriv_ptr1
263
264 struct disk_params {
265 u_int8_t heads;
266 u_int32_t cylinders;
267 u_int8_t secs_per_track;
268 u_int32_t secsize; /* Number of bytes/sector */
269 u_int64_t sectors; /* total number sectors */
270 u_int stripesize;
271 u_int stripeoffset;
272 };
273
274 #define UNMAP_RANGE_MAX 0xffffffff
275 #define UNMAP_HEAD_SIZE 8
276 #define UNMAP_RANGE_SIZE 16
277 #define UNMAP_MAX_RANGES 2048 /* Protocol Max is 4095 */
278 #define UNMAP_BUF_SIZE ((UNMAP_MAX_RANGES * UNMAP_RANGE_SIZE) + \
279 UNMAP_HEAD_SIZE)
280
281 #define WS10_MAX_BLKS 0xffff
282 #define WS16_MAX_BLKS 0xffffffff
283 #define ATA_TRIM_MAX_RANGES ((UNMAP_BUF_SIZE / \
284 (ATA_DSM_RANGE_SIZE * ATA_DSM_BLK_SIZE)) * ATA_DSM_BLK_SIZE)
285
286 #define DA_WORK_TUR (1 << 16)
287
288 struct da_softc {
289 struct cam_iosched_softc *cam_iosched;
290 struct bio_queue_head delete_run_queue;
291 LIST_HEAD(, ccb_hdr) pending_ccbs;
292 int refcount; /* Active xpt_action() calls */
293 da_state state;
294 da_flags flags;
295 da_quirks quirks;
296 int minimum_cmd_size;
297 int error_inject;
298 int trim_max_ranges;
299 int delete_available; /* Delete methods possibly available */
300 da_zone_mode zone_mode;
301 da_zone_interface zone_interface;
302 da_zone_flags zone_flags;
303 struct ata_gp_log_dir ata_logdir;
304 int valid_logdir_len;
305 struct ata_identify_log_pages ata_iddir;
306 int valid_iddir_len;
307 uint64_t optimal_seq_zones;
308 uint64_t optimal_nonseq_zones;
309 uint64_t max_seq_zones;
310 u_int maxio;
311 uint32_t unmap_max_ranges;
312 uint32_t unmap_max_lba; /* Max LBAs in UNMAP req */
313 uint64_t ws_max_blks;
314 da_delete_methods delete_method_pref;
315 da_delete_methods delete_method;
316 da_delete_func_t *delete_func;
317 int unmappedio;
318 int rotating;
319 struct disk_params params;
320 struct disk *disk;
321 union ccb saved_ccb;
322 struct task sysctl_task;
323 struct sysctl_ctx_list sysctl_ctx;
324 struct sysctl_oid *sysctl_tree;
325 struct callout sendordered_c;
326 uint64_t wwpn;
327 uint8_t unmap_buf[UNMAP_BUF_SIZE];
328 struct scsi_read_capacity_data_long rcaplong;
329 struct callout mediapoll_c;
330 #ifdef CAM_IO_STATS
331 struct sysctl_ctx_list sysctl_stats_ctx;
332 struct sysctl_oid *sysctl_stats_tree;
333 u_int errors;
334 u_int timeouts;
335 u_int invalidations;
336 #endif
337 };
338
339 #define dadeleteflag(softc, delete_method, enable) \
340 if (enable) { \
341 softc->delete_available |= (1 << delete_method); \
342 } else { \
343 softc->delete_available &= ~(1 << delete_method); \
344 }
345
346 struct da_quirk_entry {
347 struct scsi_inquiry_pattern inq_pat;
348 da_quirks quirks;
349 };
350
351 static const char quantum[] = "QUANTUM";
352 static const char microp[] = "MICROP";
353
354 static struct da_quirk_entry da_quirk_table[] =
355 {
356 /* SPI, FC devices */
357 {
358 /*
359 * Fujitsu M2513A MO drives.
360 * Tested devices: M2513A2 firmware versions 1200 & 1300.
361 * (dip switch selects whether T_DIRECT or T_OPTICAL device)
362 * Reported by: W.Scholten <whs@xs4all.nl>
363 */
364 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"},
365 /*quirks*/ DA_Q_NO_SYNC_CACHE
366 },
367 {
368 /* See above. */
369 {T_OPTICAL, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"},
370 /*quirks*/ DA_Q_NO_SYNC_CACHE
371 },
372 {
373 /*
374 * This particular Fujitsu drive doesn't like the
375 * synchronize cache command.
376 * Reported by: Tom Jackson <toj@gorilla.net>
377 */
378 {T_DIRECT, SIP_MEDIA_FIXED, "FUJITSU", "M2954*", "*"},
379 /*quirks*/ DA_Q_NO_SYNC_CACHE
380 },
381 {
382 /*
383 * This drive doesn't like the synchronize cache command
384 * either. Reported by: Matthew Jacob <mjacob@feral.com>
385 * in NetBSD PR kern/6027, August 24, 1998.
386 */
387 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2217*", "*"},
388 /*quirks*/ DA_Q_NO_SYNC_CACHE
389 },
390 {
391 /*
392 * This drive doesn't like the synchronize cache command
393 * either. Reported by: Hellmuth Michaelis (hm@kts.org)
394 * (PR 8882).
395 */
396 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2112*", "*"},
397 /*quirks*/ DA_Q_NO_SYNC_CACHE
398 },
399 {
400 /*
401 * Doesn't like the synchronize cache command.
402 * Reported by: Blaz Zupan <blaz@gold.amis.net>
403 */
404 {T_DIRECT, SIP_MEDIA_FIXED, "NEC", "D3847*", "*"},
405 /*quirks*/ DA_Q_NO_SYNC_CACHE
406 },
407 {
408 /*
409 * Doesn't like the synchronize cache command.
410 * Reported by: Blaz Zupan <blaz@gold.amis.net>
411 */
412 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "MAVERICK 540S", "*"},
413 /*quirks*/ DA_Q_NO_SYNC_CACHE
414 },
415 {
416 /*
417 * Doesn't like the synchronize cache command.
418 */
419 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS525S", "*"},
420 /*quirks*/ DA_Q_NO_SYNC_CACHE
421 },
422 {
423 /*
424 * Doesn't like the synchronize cache command.
425 * Reported by: walter@pelissero.de
426 */
427 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS540S", "*"},
428 /*quirks*/ DA_Q_NO_SYNC_CACHE
429 },
430 {
431 /*
432 * Doesn't work correctly with 6 byte reads/writes.
433 * Returns illegal request, and points to byte 9 of the
434 * 6-byte CDB.
435 * Reported by: Adam McDougall <bsdx@spawnet.com>
436 */
437 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 4*", "*"},
438 /*quirks*/ DA_Q_NO_6_BYTE
439 },
440 {
441 /* See above. */
442 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 2*", "*"},
443 /*quirks*/ DA_Q_NO_6_BYTE
444 },
445 {
446 /*
447 * Doesn't like the synchronize cache command.
448 * Reported by: walter@pelissero.de
449 */
450 {T_DIRECT, SIP_MEDIA_FIXED, "CONNER", "CP3500*", "*"},
451 /*quirks*/ DA_Q_NO_SYNC_CACHE
452 },
453 {
454 /*
455 * The CISS RAID controllers do not support SYNC_CACHE
456 */
457 {T_DIRECT, SIP_MEDIA_FIXED, "COMPAQ", "RAID*", "*"},
458 /*quirks*/ DA_Q_NO_SYNC_CACHE
459 },
460 {
461 /*
462 * The STEC SSDs sometimes hang on UNMAP.
463 */
464 {T_DIRECT, SIP_MEDIA_FIXED, "STEC", "*", "*"},
465 /*quirks*/ DA_Q_NO_UNMAP
466 },
467 {
468 /*
469 * VMware returns BUSY status when storage has transient
470 * connectivity problems, so better wait.
471 */
472 {T_DIRECT, SIP_MEDIA_FIXED, "VMware*", "*", "*"},
473 /*quirks*/ DA_Q_RETRY_BUSY
474 },
475 /* USB mass storage devices supported by umass(4) */
476 {
477 /*
478 * EXATELECOM (Sigmatel) i-Bead 100/105 USB Flash MP3 Player
479 * PR: kern/51675
480 */
481 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EXATEL", "i-BEAD10*", "*"},
482 /*quirks*/ DA_Q_NO_SYNC_CACHE
483 },
484 {
485 /*
486 * Power Quotient Int. (PQI) USB flash key
487 * PR: kern/53067
488 */
489 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "USB Flash Disk*",
490 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
491 },
492 {
493 /*
494 * Creative Nomad MUVO mp3 player (USB)
495 * PR: kern/53094
496 */
497 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "NOMAD_MUVO", "*"},
498 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
499 },
500 {
501 /*
502 * Jungsoft NEXDISK USB flash key
503 * PR: kern/54737
504 */
505 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JUNGSOFT", "NEXDISK*", "*"},
506 /*quirks*/ DA_Q_NO_SYNC_CACHE
507 },
508 {
509 /*
510 * FreeDik USB Mini Data Drive
511 * PR: kern/54786
512 */
513 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FreeDik*", "Mini Data Drive",
514 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
515 },
516 {
517 /*
518 * Sigmatel USB Flash MP3 Player
519 * PR: kern/57046
520 */
521 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SigmaTel", "MSCN", "*"},
522 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
523 },
524 {
525 /*
526 * Neuros USB Digital Audio Computer
527 * PR: kern/63645
528 */
529 {T_DIRECT, SIP_MEDIA_REMOVABLE, "NEUROS", "dig. audio comp.",
530 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
531 },
532 {
533 /*
534 * SEAGRAND NP-900 MP3 Player
535 * PR: kern/64563
536 */
537 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SEAGRAND", "NP-900*", "*"},
538 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
539 },
540 {
541 /*
542 * iRiver iFP MP3 player (with UMS Firmware)
543 * PR: kern/54881, i386/63941, kern/66124
544 */
545 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iRiver", "iFP*", "*"},
546 /*quirks*/ DA_Q_NO_SYNC_CACHE
547 },
548 {
549 /*
550 * Frontier Labs NEX IA+ Digital Audio Player, rev 1.10/0.01
551 * PR: kern/70158
552 */
553 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FL" , "Nex*", "*"},
554 /*quirks*/ DA_Q_NO_SYNC_CACHE
555 },
556 {
557 /*
558 * ZICPlay USB MP3 Player with FM
559 * PR: kern/75057
560 */
561 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ACTIONS*" , "USB DISK*", "*"},
562 /*quirks*/ DA_Q_NO_SYNC_CACHE
563 },
564 {
565 /*
566 * TEAC USB floppy mechanisms
567 */
568 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TEAC" , "FD-05*", "*"},
569 /*quirks*/ DA_Q_NO_SYNC_CACHE
570 },
571 {
572 /*
573 * Kingston DataTraveler II+ USB Pen-Drive.
574 * Reported by: Pawel Jakub Dawidek <pjd@FreeBSD.org>
575 */
576 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston" , "DataTraveler II+",
577 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
578 },
579 {
580 /*
581 * USB DISK Pro PMAP
582 * Reported by: jhs
583 * PR: usb/96381
584 */
585 {T_DIRECT, SIP_MEDIA_REMOVABLE, " ", "USB DISK Pro", "PMAP"},
586 /*quirks*/ DA_Q_NO_SYNC_CACHE
587 },
588 {
589 /*
590 * Motorola E398 Mobile Phone (TransFlash memory card).
591 * Reported by: Wojciech A. Koszek <dunstan@FreeBSD.czest.pl>
592 * PR: usb/89889
593 */
594 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Motorola" , "Motorola Phone",
595 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
596 },
597 {
598 /*
599 * Qware BeatZkey! Pro
600 * PR: usb/79164
601 */
602 {T_DIRECT, SIP_MEDIA_REMOVABLE, "GENERIC", "USB DISK DEVICE",
603 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
604 },
605 {
606 /*
607 * Time DPA20B 1GB MP3 Player
608 * PR: usb/81846
609 */
610 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB2.0*", "(FS) FLASH DISK*",
611 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
612 },
613 {
614 /*
615 * Samsung USB key 128Mb
616 * PR: usb/90081
617 */
618 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB-DISK", "FreeDik-FlashUsb",
619 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
620 },
621 {
622 /*
623 * Kingston DataTraveler 2.0 USB Flash memory.
624 * PR: usb/89196
625 */
626 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler 2.0",
627 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
628 },
629 {
630 /*
631 * Creative MUVO Slim mp3 player (USB)
632 * PR: usb/86131
633 */
634 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "MuVo Slim",
635 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
636 },
637 {
638 /*
639 * United MP5512 Portable MP3 Player (2-in-1 USB DISK/MP3)
640 * PR: usb/80487
641 */
642 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "MUSIC DISK",
643 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
644 },
645 {
646 /*
647 * SanDisk Micro Cruzer 128MB
648 * PR: usb/75970
649 */
650 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SanDisk" , "Micro Cruzer",
651 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
652 },
653 {
654 /*
655 * TOSHIBA TransMemory USB sticks
656 * PR: kern/94660
657 */
658 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TOSHIBA", "TransMemory",
659 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
660 },
661 {
662 /*
663 * PNY USB 3.0 Flash Drives
664 */
665 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PNY", "USB 3.0 FD*",
666 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_RC16
667 },
668 {
669 /*
670 * PNY USB Flash keys
671 * PR: usb/75578, usb/72344, usb/65436
672 */
673 {T_DIRECT, SIP_MEDIA_REMOVABLE, "*" , "USB DISK*",
674 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
675 },
676 {
677 /*
678 * Genesys 6-in-1 Card Reader
679 * PR: usb/94647
680 */
681 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "STORAGE DEVICE*",
682 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
683 },
684 {
685 /*
686 * Rekam Digital CAMERA
687 * PR: usb/98713
688 */
689 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CAMERA*", "4MP-9J6*",
690 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
691 },
692 {
693 /*
694 * iRiver H10 MP3 player
695 * PR: usb/102547
696 */
697 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "H10*",
698 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
699 },
700 {
701 /*
702 * iRiver U10 MP3 player
703 * PR: usb/92306
704 */
705 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "U10*",
706 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
707 },
708 {
709 /*
710 * X-Micro Flash Disk
711 * PR: usb/96901
712 */
713 {T_DIRECT, SIP_MEDIA_REMOVABLE, "X-Micro", "Flash Disk",
714 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
715 },
716 {
717 /*
718 * EasyMP3 EM732X USB 2.0 Flash MP3 Player
719 * PR: usb/96546
720 */
721 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EM732X", "MP3 Player*",
722 "1.00"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
723 },
724 {
725 /*
726 * Denver MP3 player
727 * PR: usb/107101
728 */
729 {T_DIRECT, SIP_MEDIA_REMOVABLE, "DENVER", "MP3 PLAYER",
730 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
731 },
732 {
733 /*
734 * Philips USB Key Audio KEY013
735 * PR: usb/68412
736 */
737 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PHILIPS", "Key*", "*"},
738 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT
739 },
740 {
741 /*
742 * JNC MP3 Player
743 * PR: usb/94439
744 */
745 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JNC*" , "MP3 Player*",
746 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
747 },
748 {
749 /*
750 * SAMSUNG MP0402H
751 * PR: usb/108427
752 */
753 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "MP0402H", "*"},
754 /*quirks*/ DA_Q_NO_SYNC_CACHE
755 },
756 {
757 /*
758 * I/O Magic USB flash - Giga Bank
759 * PR: usb/108810
760 */
761 {T_DIRECT, SIP_MEDIA_FIXED, "GS-Magic", "stor*", "*"},
762 /*quirks*/ DA_Q_NO_SYNC_CACHE
763 },
764 {
765 /*
766 * JoyFly 128mb USB Flash Drive
767 * PR: 96133
768 */
769 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "Flash Disk*",
770 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
771 },
772 {
773 /*
774 * ChipsBnk usb stick
775 * PR: 103702
776 */
777 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ChipsBnk", "USB*",
778 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
779 },
780 {
781 /*
782 * Storcase (Kingston) InfoStation IFS FC2/SATA-R 201A
783 * PR: 129858
784 */
785 {T_DIRECT, SIP_MEDIA_FIXED, "IFS", "FC2/SATA-R*",
786 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
787 },
788 {
789 /*
790 * Samsung YP-U3 mp3-player
791 * PR: 125398
792 */
793 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Samsung", "YP-U3",
794 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
795 },
796 {
797 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Netac", "OnlyDisk*",
798 "2000"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
799 },
800 {
801 /*
802 * Sony Cyber-Shot DSC cameras
803 * PR: usb/137035
804 */
805 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Sony", "Sony DSC", "*"},
806 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT
807 },
808 {
809 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler G3",
810 "1.00"}, /*quirks*/ DA_Q_NO_PREVENT
811 },
812 {
813 /* At least several Transcent USB sticks lie on RC16. */
814 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JetFlash", "Transcend*",
815 "*"}, /*quirks*/ DA_Q_NO_RC16
816 },
817 /* ATA/SATA devices over SAS/USB/... */
818 {
819 /* Hitachi Advanced Format (4k) drives */
820 { T_DIRECT, SIP_MEDIA_FIXED, "Hitachi", "H??????????E3*", "*" },
821 /*quirks*/DA_Q_4K
822 },
823 {
824 /* Samsung Advanced Format (4k) drives */
825 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD155UI*", "*" },
826 /*quirks*/DA_Q_4K
827 },
828 {
829 /* Samsung Advanced Format (4k) drives */
830 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD155UI*", "*" },
831 /*quirks*/DA_Q_4K
832 },
833 {
834 /* Samsung Advanced Format (4k) drives */
835 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD204UI*", "*" },
836 /*quirks*/DA_Q_4K
837 },
838 {
839 /* Samsung Advanced Format (4k) drives */
840 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD204UI*", "*" },
841 /*quirks*/DA_Q_4K
842 },
843 {
844 /* Seagate Barracuda Green Advanced Format (4k) drives */
845 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DL*", "*" },
846 /*quirks*/DA_Q_4K
847 },
848 {
849 /* Seagate Barracuda Green Advanced Format (4k) drives */
850 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DL", "*", "*" },
851 /*quirks*/DA_Q_4K
852 },
853 {
854 /* Seagate Barracuda Green Advanced Format (4k) drives */
855 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???DM*", "*" },
856 /*quirks*/DA_Q_4K
857 },
858 {
859 /* Seagate Barracuda Green Advanced Format (4k) drives */
860 { T_DIRECT, SIP_MEDIA_FIXED, "ST???DM*", "*", "*" },
861 /*quirks*/DA_Q_4K
862 },
863 {
864 /* Seagate Barracuda Green Advanced Format (4k) drives */
865 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DM*", "*" },
866 /*quirks*/DA_Q_4K
867 },
868 {
869 /* Seagate Barracuda Green Advanced Format (4k) drives */
870 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DM", "*", "*" },
871 /*quirks*/DA_Q_4K
872 },
873 {
874 /* Seagate Momentus Advanced Format (4k) drives */
875 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500423AS*", "*" },
876 /*quirks*/DA_Q_4K
877 },
878 {
879 /* Seagate Momentus Advanced Format (4k) drives */
880 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "3AS*", "*" },
881 /*quirks*/DA_Q_4K
882 },
883 {
884 /* Seagate Momentus Advanced Format (4k) drives */
885 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500424AS*", "*" },
886 /*quirks*/DA_Q_4K
887 },
888 {
889 /* Seagate Momentus Advanced Format (4k) drives */
890 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "4AS*", "*" },
891 /*quirks*/DA_Q_4K
892 },
893 {
894 /* Seagate Momentus Advanced Format (4k) drives */
895 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640423AS*", "*" },
896 /*quirks*/DA_Q_4K
897 },
898 {
899 /* Seagate Momentus Advanced Format (4k) drives */
900 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "3AS*", "*" },
901 /*quirks*/DA_Q_4K
902 },
903 {
904 /* Seagate Momentus Advanced Format (4k) drives */
905 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640424AS*", "*" },
906 /*quirks*/DA_Q_4K
907 },
908 {
909 /* Seagate Momentus Advanced Format (4k) drives */
910 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "4AS*", "*" },
911 /*quirks*/DA_Q_4K
912 },
913 {
914 /* Seagate Momentus Advanced Format (4k) drives */
915 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750420AS*", "*" },
916 /*quirks*/DA_Q_4K
917 },
918 {
919 /* Seagate Momentus Advanced Format (4k) drives */
920 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "0AS*", "*" },
921 /*quirks*/DA_Q_4K
922 },
923 {
924 /* Seagate Momentus Advanced Format (4k) drives */
925 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750422AS*", "*" },
926 /*quirks*/DA_Q_4K
927 },
928 {
929 /* Seagate Momentus Advanced Format (4k) drives */
930 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "2AS*", "*" },
931 /*quirks*/DA_Q_4K
932 },
933 {
934 /* Seagate Momentus Advanced Format (4k) drives */
935 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750423AS*", "*" },
936 /*quirks*/DA_Q_4K
937 },
938 {
939 /* Seagate Momentus Advanced Format (4k) drives */
940 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "3AS*", "*" },
941 /*quirks*/DA_Q_4K
942 },
943 {
944 /* Seagate Momentus Thin Advanced Format (4k) drives */
945 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???LT*", "*" },
946 /*quirks*/DA_Q_4K
947 },
948 {
949 /* Seagate Momentus Thin Advanced Format (4k) drives */
950 { T_DIRECT, SIP_MEDIA_FIXED, "ST???LT*", "*", "*" },
951 /*quirks*/DA_Q_4K
952 },
953 {
954 /* WDC Caviar Green Advanced Format (4k) drives */
955 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RS*", "*" },
956 /*quirks*/DA_Q_4K
957 },
958 {
959 /* WDC Caviar Green Advanced Format (4k) drives */
960 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RS*", "*" },
961 /*quirks*/DA_Q_4K
962 },
963 {
964 /* WDC Caviar Green Advanced Format (4k) drives */
965 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RX*", "*" },
966 /*quirks*/DA_Q_4K
967 },
968 {
969 /* WDC Caviar Green Advanced Format (4k) drives */
970 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RX*", "*" },
971 /*quirks*/DA_Q_4K
972 },
973 {
974 /* WDC Caviar Green Advanced Format (4k) drives */
975 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RS*", "*" },
976 /*quirks*/DA_Q_4K
977 },
978 {
979 /* WDC Caviar Green Advanced Format (4k) drives */
980 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RS*", "*" },
981 /*quirks*/DA_Q_4K
982 },
983 {
984 /* WDC Caviar Green Advanced Format (4k) drives */
985 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RX*", "*" },
986 /*quirks*/DA_Q_4K
987 },
988 {
989 /* WDC Caviar Green Advanced Format (4k) drives */
990 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RX*", "*" },
991 /*quirks*/DA_Q_4K
992 },
993 {
994 /* WDC Scorpio Black Advanced Format (4k) drives */
995 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PKT*", "*" },
996 /*quirks*/DA_Q_4K
997 },
998 {
999 /* WDC Scorpio Black Advanced Format (4k) drives */
1000 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PKT*", "*" },
1001 /*quirks*/DA_Q_4K
1002 },
1003 {
1004 /* WDC Scorpio Black Advanced Format (4k) drives */
1005 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PKT*", "*" },
1006 /*quirks*/DA_Q_4K
1007 },
1008 {
1009 /* WDC Scorpio Black Advanced Format (4k) drives */
1010 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PKT*", "*" },
1011 /*quirks*/DA_Q_4K
1012 },
1013 {
1014 /* WDC Scorpio Blue Advanced Format (4k) drives */
1015 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PVT*", "*" },
1016 /*quirks*/DA_Q_4K
1017 },
1018 {
1019 /* WDC Scorpio Blue Advanced Format (4k) drives */
1020 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PVT*", "*" },
1021 /*quirks*/DA_Q_4K
1022 },
1023 {
1024 /* WDC Scorpio Blue Advanced Format (4k) drives */
1025 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PVT*", "*" },
1026 /*quirks*/DA_Q_4K
1027 },
1028 {
1029 /* WDC Scorpio Blue Advanced Format (4k) drives */
1030 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PVT*", "*" },
1031 /*quirks*/DA_Q_4K
1032 },
1033 {
1034 /*
1035 * Olympus FE-210 camera
1036 */
1037 {T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "FE210*",
1038 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
1039 },
1040 {
1041 /*
1042 * LG UP3S MP3 player
1043 */
1044 {T_DIRECT, SIP_MEDIA_REMOVABLE, "LG", "UP3S",
1045 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
1046 },
1047 {
1048 /*
1049 * Laser MP3-2GA13 MP3 player
1050 */
1051 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "(HS) Flash Disk",
1052 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
1053 },
1054 {
1055 /*
1056 * LaCie external 250GB Hard drive des by Porsche
1057 * Submitted by: Ben Stuyts <ben@altesco.nl>
1058 * PR: 121474
1059 */
1060 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HM250JI", "*"},
1061 /*quirks*/ DA_Q_NO_SYNC_CACHE
1062 },
1063 /* SATA SSDs */
1064 {
1065 /*
1066 * Corsair Force 2 SSDs
1067 * 4k optimised & trim only works in 4k requests + 4k aligned
1068 */
1069 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair CSSD-F*", "*" },
1070 /*quirks*/DA_Q_4K
1071 },
1072 {
1073 /*
1074 * Corsair Force 3 SSDs
1075 * 4k optimised & trim only works in 4k requests + 4k aligned
1076 */
1077 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force 3*", "*" },
1078 /*quirks*/DA_Q_4K
1079 },
1080 {
1081 /*
1082 * Corsair Neutron GTX SSDs
1083 * 4k optimised & trim only works in 4k requests + 4k aligned
1084 */
1085 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" },
1086 /*quirks*/DA_Q_4K
1087 },
1088 {
1089 /*
1090 * Corsair Force GT & GS SSDs
1091 * 4k optimised & trim only works in 4k requests + 4k aligned
1092 */
1093 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force G*", "*" },
1094 /*quirks*/DA_Q_4K
1095 },
1096 {
1097 /*
1098 * Crucial M4 SSDs
1099 * 4k optimised & trim only works in 4k requests + 4k aligned
1100 */
1101 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "M4-CT???M4SSD2*", "*" },
1102 /*quirks*/DA_Q_4K
1103 },
1104 {
1105 /*
1106 * Crucial RealSSD C300 SSDs
1107 * 4k optimised
1108 */
1109 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "C300-CTFDDAC???MAG*",
1110 "*" }, /*quirks*/DA_Q_4K
1111 },
1112 {
1113 /*
1114 * Intel 320 Series SSDs
1115 * 4k optimised & trim only works in 4k requests + 4k aligned
1116 */
1117 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2CW*", "*" },
1118 /*quirks*/DA_Q_4K
1119 },
1120 {
1121 /*
1122 * Intel 330 Series SSDs
1123 * 4k optimised & trim only works in 4k requests + 4k aligned
1124 */
1125 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2CT*", "*" },
1126 /*quirks*/DA_Q_4K
1127 },
1128 {
1129 /*
1130 * Intel 510 Series SSDs
1131 * 4k optimised & trim only works in 4k requests + 4k aligned
1132 */
1133 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2MH*", "*" },
1134 /*quirks*/DA_Q_4K
1135 },
1136 {
1137 /*
1138 * Intel 520 Series SSDs
1139 * 4k optimised & trim only works in 4k requests + 4k aligned
1140 */
1141 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2BW*", "*" },
1142 /*quirks*/DA_Q_4K
1143 },
1144 {
1145 /*
1146 * Intel X25-M Series SSDs
1147 * 4k optimised & trim only works in 4k requests + 4k aligned
1148 */
1149 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2M*", "*" },
1150 /*quirks*/DA_Q_4K
1151 },
1152 {
1153 /*
1154 * Kingston E100 Series SSDs
1155 * 4k optimised & trim only works in 4k requests + 4k aligned
1156 */
1157 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SE100S3*", "*" },
1158 /*quirks*/DA_Q_4K
1159 },
1160 {
1161 /*
1162 * Kingston HyperX 3k SSDs
1163 * 4k optimised & trim only works in 4k requests + 4k aligned
1164 */
1165 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SH103S3*", "*" },
1166 /*quirks*/DA_Q_4K
1167 },
1168 {
1169 /*
1170 * Marvell SSDs (entry taken from OpenSolaris)
1171 * 4k optimised & trim only works in 4k requests + 4k aligned
1172 */
1173 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "MARVELL SD88SA02*", "*" },
1174 /*quirks*/DA_Q_4K
1175 },
1176 {
1177 /*
1178 * OCZ Agility 2 SSDs
1179 * 4k optimised & trim only works in 4k requests + 4k aligned
1180 */
1181 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" },
1182 /*quirks*/DA_Q_4K
1183 },
1184 {
1185 /*
1186 * OCZ Agility 3 SSDs
1187 * 4k optimised & trim only works in 4k requests + 4k aligned
1188 */
1189 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-AGILITY3*", "*" },
1190 /*quirks*/DA_Q_4K
1191 },
1192 {
1193 /*
1194 * OCZ Deneva R Series SSDs
1195 * 4k optimised & trim only works in 4k requests + 4k aligned
1196 */
1197 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "DENRSTE251M45*", "*" },
1198 /*quirks*/DA_Q_4K
1199 },
1200 {
1201 /*
1202 * OCZ Vertex 2 SSDs (inc pro series)
1203 * 4k optimised & trim only works in 4k requests + 4k aligned
1204 */
1205 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ?VERTEX2*", "*" },
1206 /*quirks*/DA_Q_4K
1207 },
1208 {
1209 /*
1210 * OCZ Vertex 3 SSDs
1211 * 4k optimised & trim only works in 4k requests + 4k aligned
1212 */
1213 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX3*", "*" },
1214 /*quirks*/DA_Q_4K
1215 },
1216 {
1217 /*
1218 * OCZ Vertex 4 SSDs
1219 * 4k optimised & trim only works in 4k requests + 4k aligned
1220 */
1221 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX4*", "*" },
1222 /*quirks*/DA_Q_4K
1223 },
1224 {
1225 /*
1226 * Samsung 830 Series SSDs
1227 * 4k optimised & trim only works in 4k requests + 4k aligned
1228 */
1229 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG SSD 830 Series*", "*" },
1230 /*quirks*/DA_Q_4K
1231 },
1232 {
1233 /*
1234 * Samsung 840 SSDs
1235 * 4k optimised & trim only works in 4k requests + 4k aligned
1236 */
1237 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 840*", "*" },
1238 /*quirks*/DA_Q_4K
1239 },
1240 {
1241 /*
1242 * Samsung 850 SSDs
1243 * 4k optimised & trim only works in 4k requests + 4k aligned
1244 */
1245 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 850*", "*" },
1246 /*quirks*/DA_Q_4K
1247 },
1248 {
1249 /*
1250 * Samsung 843T Series SSDs (MZ7WD*)
1251 * Samsung PM851 Series SSDs (MZ7TE*)
1252 * Samsung PM853T Series SSDs (MZ7GE*)
1253 * Samsung SM863 Series SSDs (MZ7KM*)
1254 * 4k optimised
1255 */
1256 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG MZ7*", "*" },
1257 /*quirks*/DA_Q_4K
1258 },
1259 {
1260 /*
1261 * SuperTalent TeraDrive CT SSDs
1262 * 4k optimised & trim only works in 4k requests + 4k aligned
1263 */
1264 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "FTM??CT25H*", "*" },
1265 /*quirks*/DA_Q_4K
1266 },
1267 {
1268 /*
1269 * XceedIOPS SATA SSDs
1270 * 4k optimised
1271 */
1272 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SG9XCS2D*", "*" },
1273 /*quirks*/DA_Q_4K
1274 },
1275 {
1276 /*
1277 * Hama Innostor USB-Stick
1278 */
1279 { T_DIRECT, SIP_MEDIA_REMOVABLE, "Innostor", "Innostor*", "*" },
1280 /*quirks*/DA_Q_NO_RC16
1281 },
1282 {
1283 /*
1284 * Seagate Lamarr 8TB Shingled Magnetic Recording (SMR)
1285 * Drive Managed SATA hard drive. This drive doesn't report
1286 * in firmware that it is a drive managed SMR drive.
1287 */
1288 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST8000AS0002*", "*" },
1289 /*quirks*/DA_Q_SMR_DM
1290 },
1291 {
1292 /*
1293 * MX-ES USB Drive by Mach Xtreme
1294 */
1295 { T_DIRECT, SIP_MEDIA_REMOVABLE, "MX", "MXUB3*", "*"},
1296 /*quirks*/DA_Q_NO_RC16
1297 },
1298 };
1299
1300 static disk_strategy_t dastrategy;
1301 static dumper_t dadump;
1302 static periph_init_t dainit;
1303 static void daasync(void *callback_arg, u_int32_t code,
1304 struct cam_path *path, void *arg);
1305 static void dasysctlinit(void *context, int pending);
1306 static int dasysctlsofttimeout(SYSCTL_HANDLER_ARGS);
1307 static int dacmdsizesysctl(SYSCTL_HANDLER_ARGS);
1308 static int dadeletemethodsysctl(SYSCTL_HANDLER_ARGS);
1309 static int dazonemodesysctl(SYSCTL_HANDLER_ARGS);
1310 static int dazonesupsysctl(SYSCTL_HANDLER_ARGS);
1311 static int dadeletemaxsysctl(SYSCTL_HANDLER_ARGS);
1312 static void dadeletemethodset(struct da_softc *softc,
1313 da_delete_methods delete_method);
1314 static off_t dadeletemaxsize(struct da_softc *softc,
1315 da_delete_methods delete_method);
1316 static void dadeletemethodchoose(struct da_softc *softc,
1317 da_delete_methods default_method);
1318 static void daprobedone(struct cam_periph *periph, union ccb *ccb);
1319
1320 static periph_ctor_t daregister;
1321 static periph_dtor_t dacleanup;
1322 static periph_start_t dastart;
1323 static periph_oninv_t daoninvalidate;
1324 static void dazonedone(struct cam_periph *periph, union ccb *ccb);
1325 static void dadone(struct cam_periph *periph,
1326 union ccb *done_ccb);
1327 static int daerror(union ccb *ccb, u_int32_t cam_flags,
1328 u_int32_t sense_flags);
1329 static void daprevent(struct cam_periph *periph, int action);
1330 static void dareprobe(struct cam_periph *periph);
1331 static void dasetgeom(struct cam_periph *periph, uint32_t block_len,
1332 uint64_t maxsector,
1333 struct scsi_read_capacity_data_long *rcaplong,
1334 size_t rcap_size);
1335 static timeout_t dasendorderedtag;
1336 static void dashutdown(void *arg, int howto);
1337 static timeout_t damediapoll;
1338
1339 #ifndef DA_DEFAULT_POLL_PERIOD
1340 #define DA_DEFAULT_POLL_PERIOD 3
1341 #endif
1342
1343 #ifndef DA_DEFAULT_TIMEOUT
1344 #define DA_DEFAULT_TIMEOUT 60 /* Timeout in seconds */
1345 #endif
1346
1347 #ifndef DA_DEFAULT_SOFTTIMEOUT
1348 #define DA_DEFAULT_SOFTTIMEOUT 0
1349 #endif
1350
1351 #ifndef DA_DEFAULT_RETRY
1352 #define DA_DEFAULT_RETRY 4
1353 #endif
1354
1355 #ifndef DA_DEFAULT_SEND_ORDERED
1356 #define DA_DEFAULT_SEND_ORDERED 1
1357 #endif
1358
1359 static int da_poll_period = DA_DEFAULT_POLL_PERIOD;
1360 static int da_retry_count = DA_DEFAULT_RETRY;
1361 static int da_default_timeout = DA_DEFAULT_TIMEOUT;
1362 static sbintime_t da_default_softtimeout = DA_DEFAULT_SOFTTIMEOUT;
1363 static int da_send_ordered = DA_DEFAULT_SEND_ORDERED;
1364
1365 static SYSCTL_NODE(_kern_cam, OID_AUTO, da, CTLFLAG_RD, 0,
1366 "CAM Direct Access Disk driver");
1367 SYSCTL_INT(_kern_cam_da, OID_AUTO, poll_period, CTLFLAG_RWTUN,
1368 &da_poll_period, 0, "Media polling period in seconds");
1369 SYSCTL_INT(_kern_cam_da, OID_AUTO, retry_count, CTLFLAG_RWTUN,
1370 &da_retry_count, 0, "Normal I/O retry count");
1371 SYSCTL_INT(_kern_cam_da, OID_AUTO, default_timeout, CTLFLAG_RWTUN,
1372 &da_default_timeout, 0, "Normal I/O timeout (in seconds)");
1373 SYSCTL_INT(_kern_cam_da, OID_AUTO, send_ordered, CTLFLAG_RWTUN,
1374 &da_send_ordered, 0, "Send Ordered Tags");
1375
1376 SYSCTL_PROC(_kern_cam_da, OID_AUTO, default_softtimeout,
1377 CTLTYPE_UINT | CTLFLAG_RW, NULL, 0, dasysctlsofttimeout, "I",
1378 "Soft I/O timeout (ms)");
1379 TUNABLE_INT64("kern.cam.da.default_softtimeout", &da_default_softtimeout);
1380
1381 /*
1382 * DA_ORDEREDTAG_INTERVAL determines how often, relative
1383 * to the default timeout, we check to see whether an ordered
1384 * tagged transaction is appropriate to prevent simple tag
1385 * starvation. Since we'd like to ensure that there is at least
1386 * 1/2 of the timeout length left for a starved transaction to
1387 * complete after we've sent an ordered tag, we must poll at least
1388 * four times in every timeout period. This takes care of the worst
1389 * case where a starved transaction starts during an interval that
1390 * meets the requirement "don't send an ordered tag" test so it takes
1391 * us two intervals to determine that a tag must be sent.
1392 */
1393 #ifndef DA_ORDEREDTAG_INTERVAL
1394 #define DA_ORDEREDTAG_INTERVAL 4
1395 #endif
1396
1397 static struct periph_driver dadriver =
1398 {
1399 dainit, "da",
1400 TAILQ_HEAD_INITIALIZER(dadriver.units), /* generation */ 0
1401 };
1402
1403 PERIPHDRIVER_DECLARE(da, dadriver);
1404
1405 static MALLOC_DEFINE(M_SCSIDA, "scsi_da", "scsi_da buffers");
1406
1407 static int
1408 daopen(struct disk *dp)
1409 {
1410 struct cam_periph *periph;
1411 struct da_softc *softc;
1412 int error;
1413
1414 periph = (struct cam_periph *)dp->d_drv1;
1415 if (cam_periph_acquire(periph) != CAM_REQ_CMP) {
1416 return (ENXIO);
1417 }
1418
1419 cam_periph_lock(periph);
1420 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) {
1421 cam_periph_unlock(periph);
1422 cam_periph_release(periph);
1423 return (error);
1424 }
1425
1426 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH,
1427 ("daopen\n"));
1428
1429 softc = (struct da_softc *)periph->softc;
1430 dareprobe(periph);
1431
1432 /* Wait for the disk size update. */
1433 error = cam_periph_sleep(periph, &softc->disk->d_mediasize, PRIBIO,
1434 "dareprobe", 0);
1435 if (error != 0)
1436 xpt_print(periph->path, "unable to retrieve capacity data\n");
1437
1438 if (periph->flags & CAM_PERIPH_INVALID)
1439 error = ENXIO;
1440
1441 if (error == 0 && (softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 &&
1442 (softc->quirks & DA_Q_NO_PREVENT) == 0)
1443 daprevent(periph, PR_PREVENT);
1444
1445 if (error == 0) {
1446 softc->flags &= ~DA_FLAG_PACK_INVALID;
1447 softc->flags |= DA_FLAG_OPEN;
1448 }
1449
1450 cam_periph_unhold(periph);
1451 cam_periph_unlock(periph);
1452
1453 if (error != 0)
1454 cam_periph_release(periph);
1455
1456 return (error);
1457 }
1458
1459 static int
1460 daclose(struct disk *dp)
1461 {
1462 struct cam_periph *periph;
1463 struct da_softc *softc;
1464 union ccb *ccb;
1465 int error;
1466
1467 periph = (struct cam_periph *)dp->d_drv1;
1468 softc = (struct da_softc *)periph->softc;
1469 cam_periph_lock(periph);
1470 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH,
1471 ("daclose\n"));
1472
1473 if (cam_periph_hold(periph, PRIBIO) == 0) {
1474
1475 /* Flush disk cache. */
1476 if ((softc->flags & DA_FLAG_DIRTY) != 0 &&
1477 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0 &&
1478 (softc->flags & DA_FLAG_PACK_INVALID) == 0) {
1479 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
1480 scsi_synchronize_cache(&ccb->csio, /*retries*/1,
1481 /*cbfcnp*/dadone, MSG_SIMPLE_Q_TAG,
1482 /*begin_lba*/0, /*lb_count*/0, SSD_FULL_SIZE,
1483 5 * 60 * 1000);
1484 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0,
1485 /*sense_flags*/SF_RETRY_UA | SF_QUIET_IR,
1486 softc->disk->d_devstat);
1487 if (error == 0)
1488 softc->flags &= ~DA_FLAG_DIRTY;
1489 xpt_release_ccb(ccb);
1490 }
1491
1492 /* Allow medium removal. */
1493 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 &&
1494 (softc->quirks & DA_Q_NO_PREVENT) == 0)
1495 daprevent(periph, PR_ALLOW);
1496
1497 cam_periph_unhold(periph);
1498 }
1499
1500 /*
1501 * If we've got removeable media, mark the blocksize as
1502 * unavailable, since it could change when new media is
1503 * inserted.
1504 */
1505 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0)
1506 softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE;
1507
1508 softc->flags &= ~DA_FLAG_OPEN;
1509 while (softc->refcount != 0)
1510 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "daclose", 1);
1511 cam_periph_unlock(periph);
1512 cam_periph_release(periph);
1513 return (0);
1514 }
1515
1516 static void
1517 daschedule(struct cam_periph *periph)
1518 {
1519 struct da_softc *softc = (struct da_softc *)periph->softc;
1520
1521 if (softc->state != DA_STATE_NORMAL)
1522 return;
1523
1524 cam_iosched_schedule(softc->cam_iosched, periph);
1525 }
1526
1527 /*
1528 * Actually translate the requested transfer into one the physical driver
1529 * can understand. The transfer is described by a buf and will include
1530 * only one physical transfer.
1531 */
1532 static void
1533 dastrategy(struct bio *bp)
1534 {
1535 struct cam_periph *periph;
1536 struct da_softc *softc;
1537
1538 periph = (struct cam_periph *)bp->bio_disk->d_drv1;
1539 softc = (struct da_softc *)periph->softc;
1540
1541 cam_periph_lock(periph);
1542
1543 /*
1544 * If the device has been made invalid, error out
1545 */
1546 if ((softc->flags & DA_FLAG_PACK_INVALID)) {
1547 cam_periph_unlock(periph);
1548 biofinish(bp, NULL, ENXIO);
1549 return;
1550 }
1551
1552 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastrategy(%p)\n", bp));
1553
1554 /*
1555 * Zone commands must be ordered, because they can depend on the
1556 * effects of previously issued commands, and they may affect
1557 * commands after them.
1558 */
1559 if (bp->bio_cmd == BIO_ZONE)
1560 bp->bio_flags |= BIO_ORDERED;
1561
1562 /*
1563 * Place it in the queue of disk activities for this disk
1564 */
1565 cam_iosched_queue_work(softc->cam_iosched, bp);
1566
1567 /*
1568 * Schedule ourselves for performing the work.
1569 */
1570 daschedule(periph);
1571 cam_periph_unlock(periph);
1572
1573 return;
1574 }
1575
1576 static int
1577 dadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length)
1578 {
1579 struct cam_periph *periph;
1580 struct da_softc *softc;
1581 u_int secsize;
1582 struct ccb_scsiio csio;
1583 struct disk *dp;
1584 int error = 0;
1585
1586 dp = arg;
1587 periph = dp->d_drv1;
1588 softc = (struct da_softc *)periph->softc;
1589 cam_periph_lock(periph);
1590 secsize = softc->params.secsize;
1591
1592 if ((softc->flags & DA_FLAG_PACK_INVALID) != 0) {
1593 cam_periph_unlock(periph);
1594 return (ENXIO);
1595 }
1596
1597 if (length > 0) {
1598 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
1599 csio.ccb_h.ccb_state = DA_CCB_DUMP;
1600 scsi_read_write(&csio,
1601 /*retries*/0,
1602 dadone,
1603 MSG_ORDERED_Q_TAG,
1604 /*read*/SCSI_RW_WRITE,
1605 /*byte2*/0,
1606 /*minimum_cmd_size*/ softc->minimum_cmd_size,
1607 offset / secsize,
1608 length / secsize,
1609 /*data_ptr*/(u_int8_t *) virtual,
1610 /*dxfer_len*/length,
1611 /*sense_len*/SSD_FULL_SIZE,
1612 da_default_timeout * 1000);
1613 xpt_polled_action((union ccb *)&csio);
1614
1615 error = cam_periph_error((union ccb *)&csio,
1616 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL);
1617 if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0)
1618 cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0,
1619 /*reduction*/0, /*timeout*/0, /*getcount_only*/0);
1620 if (error != 0)
1621 printf("Aborting dump due to I/O error.\n");
1622 cam_periph_unlock(periph);
1623 return (error);
1624 }
1625
1626 /*
1627 * Sync the disk cache contents to the physical media.
1628 */
1629 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) {
1630
1631 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
1632 csio.ccb_h.ccb_state = DA_CCB_DUMP;
1633 scsi_synchronize_cache(&csio,
1634 /*retries*/0,
1635 /*cbfcnp*/dadone,
1636 MSG_SIMPLE_Q_TAG,
1637 /*begin_lba*/0,/* Cover the whole disk */
1638 /*lb_count*/0,
1639 SSD_FULL_SIZE,
1640 5 * 1000);
1641 xpt_polled_action((union ccb *)&csio);
1642
1643 error = cam_periph_error((union ccb *)&csio,
1644 0, SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR, NULL);
1645 if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0)
1646 cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0,
1647 /*reduction*/0, /*timeout*/0, /*getcount_only*/0);
1648 if (error != 0)
1649 xpt_print(periph->path, "Synchronize cache failed\n");
1650 }
1651 cam_periph_unlock(periph);
1652 return (error);
1653 }
1654
1655 static int
1656 dagetattr(struct bio *bp)
1657 {
1658 int ret;
1659 struct cam_periph *periph;
1660
1661 periph = (struct cam_periph *)bp->bio_disk->d_drv1;
1662 cam_periph_lock(periph);
1663 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute,
1664 periph->path);
1665 cam_periph_unlock(periph);
1666 if (ret == 0)
1667 bp->bio_completed = bp->bio_length;
1668 return ret;
1669 }
1670
1671 static void
1672 dainit(void)
1673 {
1674 cam_status status;
1675
1676 /*
1677 * Install a global async callback. This callback will
1678 * receive async callbacks like "new device found".
1679 */
1680 status = xpt_register_async(AC_FOUND_DEVICE, daasync, NULL, NULL);
1681
1682 if (status != CAM_REQ_CMP) {
1683 printf("da: Failed to attach master async callback "
1684 "due to status 0x%x!\n", status);
1685 } else if (da_send_ordered) {
1686
1687 /* Register our shutdown event handler */
1688 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, dashutdown,
1689 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL)
1690 printf("dainit: shutdown event registration failed!\n");
1691 }
1692 }
1693
1694 /*
1695 * Callback from GEOM, called when it has finished cleaning up its
1696 * resources.
1697 */
1698 static void
1699 dadiskgonecb(struct disk *dp)
1700 {
1701 struct cam_periph *periph;
1702
1703 periph = (struct cam_periph *)dp->d_drv1;
1704 cam_periph_release(periph);
1705 }
1706
1707 static void
1708 daoninvalidate(struct cam_periph *periph)
1709 {
1710 struct da_softc *softc;
1711
1712 softc = (struct da_softc *)periph->softc;
1713
1714 /*
1715 * De-register any async callbacks.
1716 */
1717 xpt_register_async(0, daasync, periph, periph->path);
1718
1719 softc->flags |= DA_FLAG_PACK_INVALID;
1720 #ifdef CAM_IO_STATS
1721 softc->invalidations++;
1722 #endif
1723
1724 /*
1725 * Return all queued I/O with ENXIO.
1726 * XXX Handle any transactions queued to the card
1727 * with XPT_ABORT_CCB.
1728 */
1729 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO);
1730
1731 /*
1732 * Tell GEOM that we've gone away, we'll get a callback when it is
1733 * done cleaning up its resources.
1734 */
1735 disk_gone(softc->disk);
1736 }
1737
1738 static void
1739 dacleanup(struct cam_periph *periph)
1740 {
1741 struct da_softc *softc;
1742
1743 softc = (struct da_softc *)periph->softc;
1744
1745 cam_periph_unlock(periph);
1746
1747 cam_iosched_fini(softc->cam_iosched);
1748
1749 /*
1750 * If we can't free the sysctl tree, oh well...
1751 */
1752 if ((softc->flags & DA_FLAG_SCTX_INIT) != 0) {
1753 #ifdef CAM_IO_STATS
1754 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0)
1755 xpt_print(periph->path,
1756 "can't remove sysctl stats context\n");
1757 #endif
1758 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0)
1759 xpt_print(periph->path,
1760 "can't remove sysctl context\n");
1761 }
1762
1763 callout_drain(&softc->mediapoll_c);
1764 disk_destroy(softc->disk);
1765 callout_drain(&softc->sendordered_c);
1766 free(softc, M_DEVBUF);
1767 cam_periph_lock(periph);
1768 }
1769
1770 static void
1771 daasync(void *callback_arg, u_int32_t code,
1772 struct cam_path *path, void *arg)
1773 {
1774 struct cam_periph *periph;
1775 struct da_softc *softc;
1776
1777 periph = (struct cam_periph *)callback_arg;
1778 switch (code) {
1779 case AC_FOUND_DEVICE:
1780 {
1781 struct ccb_getdev *cgd;
1782 cam_status status;
1783
1784 cgd = (struct ccb_getdev *)arg;
1785 if (cgd == NULL)
1786 break;
1787
1788 if (cgd->protocol != PROTO_SCSI)
1789 break;
1790 if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED)
1791 break;
1792 if (SID_TYPE(&cgd->inq_data) != T_DIRECT
1793 && SID_TYPE(&cgd->inq_data) != T_RBC
1794 && SID_TYPE(&cgd->inq_data) != T_OPTICAL
1795 && SID_TYPE(&cgd->inq_data) != T_ZBC_HM)
1796 break;
1797
1798 /*
1799 * Allocate a peripheral instance for
1800 * this device and start the probe
1801 * process.
1802 */
1803 status = cam_periph_alloc(daregister, daoninvalidate,
1804 dacleanup, dastart,
1805 "da", CAM_PERIPH_BIO,
1806 path, daasync,
1807 AC_FOUND_DEVICE, cgd);
1808
1809 if (status != CAM_REQ_CMP
1810 && status != CAM_REQ_INPROG)
1811 printf("daasync: Unable to attach to new device "
1812 "due to status 0x%x\n", status);
1813 return;
1814 }
1815 case AC_ADVINFO_CHANGED:
1816 {
1817 uintptr_t buftype;
1818
1819 buftype = (uintptr_t)arg;
1820 if (buftype == CDAI_TYPE_PHYS_PATH) {
1821 struct da_softc *softc;
1822
1823 softc = periph->softc;
1824 disk_attr_changed(softc->disk, "GEOM::physpath",
1825 M_NOWAIT);
1826 }
1827 break;
1828 }
1829 case AC_UNIT_ATTENTION:
1830 {
1831 union ccb *ccb;
1832 int error_code, sense_key, asc, ascq;
1833
1834 softc = (struct da_softc *)periph->softc;
1835 ccb = (union ccb *)arg;
1836
1837 /*
1838 * Handle all UNIT ATTENTIONs except our own,
1839 * as they will be handled by daerror().
1840 */
1841 if (xpt_path_periph(ccb->ccb_h.path) != periph &&
1842 scsi_extract_sense_ccb(ccb,
1843 &error_code, &sense_key, &asc, &ascq)) {
1844 if (asc == 0x2A && ascq == 0x09) {
1845 xpt_print(ccb->ccb_h.path,
1846 "Capacity data has changed\n");
1847 softc->flags &= ~DA_FLAG_PROBED;
1848 dareprobe(periph);
1849 } else if (asc == 0x28 && ascq == 0x00) {
1850 softc->flags &= ~DA_FLAG_PROBED;
1851 disk_media_changed(softc->disk, M_NOWAIT);
1852 } else if (asc == 0x3F && ascq == 0x03) {
1853 xpt_print(ccb->ccb_h.path,
1854 "INQUIRY data has changed\n");
1855 softc->flags &= ~DA_FLAG_PROBED;
1856 dareprobe(periph);
1857 }
1858 }
1859 cam_periph_async(periph, code, path, arg);
1860 break;
1861 }
1862 case AC_SCSI_AEN:
1863 softc = (struct da_softc *)periph->softc;
1864 if (!cam_iosched_has_work_flags(softc->cam_iosched, DA_WORK_TUR)) {
1865 if (cam_periph_acquire(periph) == CAM_REQ_CMP) {
1866 cam_iosched_set_work_flags(softc->cam_iosched, DA_WORK_TUR);
1867 daschedule(periph);
1868 }
1869 }
1870 /* FALLTHROUGH */
1871 case AC_SENT_BDR:
1872 case AC_BUS_RESET:
1873 {
1874 struct ccb_hdr *ccbh;
1875
1876 softc = (struct da_softc *)periph->softc;
1877 /*
1878 * Don't fail on the expected unit attention
1879 * that will occur.
1880 */
1881 softc->flags |= DA_FLAG_RETRY_UA;
1882 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le)
1883 ccbh->ccb_state |= DA_CCB_RETRY_UA;
1884 break;
1885 }
1886 case AC_INQ_CHANGED:
1887 softc = (struct da_softc *)periph->softc;
1888 softc->flags &= ~DA_FLAG_PROBED;
1889 dareprobe(periph);
1890 break;
1891 default:
1892 break;
1893 }
1894 cam_periph_async(periph, code, path, arg);
1895 }
1896
1897 static void
1898 dasysctlinit(void *context, int pending)
1899 {
1900 struct cam_periph *periph;
1901 struct da_softc *softc;
1902 char tmpstr[80], tmpstr2[80];
1903 struct ccb_trans_settings cts;
1904
1905 periph = (struct cam_periph *)context;
1906 /*
1907 * periph was held for us when this task was enqueued
1908 */
1909 if (periph->flags & CAM_PERIPH_INVALID) {
1910 cam_periph_release(periph);
1911 return;
1912 }
1913
1914 softc = (struct da_softc *)periph->softc;
1915 snprintf(tmpstr, sizeof(tmpstr), "CAM DA unit %d", periph->unit_number);
1916 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number);
1917
1918 sysctl_ctx_init(&softc->sysctl_ctx);
1919 softc->flags |= DA_FLAG_SCTX_INIT;
1920 softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx,
1921 SYSCTL_STATIC_CHILDREN(_kern_cam_da), OID_AUTO, tmpstr2,
1922 CTLFLAG_RD, 0, tmpstr);
1923 if (softc->sysctl_tree == NULL) {
1924 printf("dasysctlinit: unable to allocate sysctl tree\n");
1925 cam_periph_release(periph);
1926 return;
1927 }
1928
1929 /*
1930 * Now register the sysctl handler, so the user can change the value on
1931 * the fly.
1932 */
1933 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
1934 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RWTUN,
1935 softc, 0, dadeletemethodsysctl, "A",
1936 "BIO_DELETE execution method");
1937 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
1938 OID_AUTO, "delete_max", CTLTYPE_U64 | CTLFLAG_RW,
1939 softc, 0, dadeletemaxsysctl, "Q",
1940 "Maximum BIO_DELETE size");
1941 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
1942 OID_AUTO, "minimum_cmd_size", CTLTYPE_INT | CTLFLAG_RW,
1943 &softc->minimum_cmd_size, 0, dacmdsizesysctl, "I",
1944 "Minimum CDB size");
1945
1946 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
1947 OID_AUTO, "zone_mode", CTLTYPE_STRING | CTLFLAG_RD,
1948 softc, 0, dazonemodesysctl, "A",
1949 "Zone Mode");
1950 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
1951 OID_AUTO, "zone_support", CTLTYPE_STRING | CTLFLAG_RD,
1952 softc, 0, dazonesupsysctl, "A",
1953 "Zone Support");
1954 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
1955 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
1956 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones,
1957 "Optimal Number of Open Sequential Write Preferred Zones");
1958 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
1959 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
1960 "optimal_nonseq_zones", CTLFLAG_RD,
1961 &softc->optimal_nonseq_zones,
1962 "Optimal Number of Non-Sequentially Written Sequential Write "
1963 "Preferred Zones");
1964 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
1965 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
1966 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones,
1967 "Maximum Number of Open Sequential Write Required Zones");
1968
1969 SYSCTL_ADD_INT(&softc->sysctl_ctx,
1970 SYSCTL_CHILDREN(softc->sysctl_tree),
1971 OID_AUTO,
1972 "error_inject",
1973 CTLFLAG_RW,
1974 &softc->error_inject,
1975 0,
1976 "error_inject leaf");
1977
1978 SYSCTL_ADD_INT(&softc->sysctl_ctx,
1979 SYSCTL_CHILDREN(softc->sysctl_tree),
1980 OID_AUTO,
1981 "unmapped_io",
1982 CTLFLAG_RD,
1983 &softc->unmappedio,
1984 0,
1985 "Unmapped I/O leaf");
1986
1987 SYSCTL_ADD_INT(&softc->sysctl_ctx,
1988 SYSCTL_CHILDREN(softc->sysctl_tree),
1989 OID_AUTO,
1990 "rotating",
1991 CTLFLAG_RD,
1992 &softc->rotating,
1993 0,
1994 "Rotating media");
1995
1996 /*
1997 * Add some addressing info.
1998 */
1999 memset(&cts, 0, sizeof (cts));
2000 xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NONE);
2001 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS;
2002 cts.type = CTS_TYPE_CURRENT_SETTINGS;
2003 cam_periph_lock(periph);
2004 xpt_action((union ccb *)&cts);
2005 cam_periph_unlock(periph);
2006 if (cts.ccb_h.status != CAM_REQ_CMP) {
2007 cam_periph_release(periph);
2008 return;
2009 }
2010 if (cts.protocol == PROTO_SCSI && cts.transport == XPORT_FC) {
2011 struct ccb_trans_settings_fc *fc = &cts.xport_specific.fc;
2012 if (fc->valid & CTS_FC_VALID_WWPN) {
2013 softc->wwpn = fc->wwpn;
2014 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2015 SYSCTL_CHILDREN(softc->sysctl_tree),
2016 OID_AUTO, "wwpn", CTLFLAG_RD,
2017 &softc->wwpn, "World Wide Port Name");
2018 }
2019 }
2020
2021 #ifdef CAM_IO_STATS
2022 /*
2023 * Now add some useful stats.
2024 * XXX These should live in cam_periph and be common to all periphs
2025 */
2026 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx,
2027 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats",
2028 CTLFLAG_RD, 0, "Statistics");
2029 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx,
2030 SYSCTL_CHILDREN(softc->sysctl_stats_tree),
2031 OID_AUTO,
2032 "errors",
2033 CTLFLAG_RD,
2034 &softc->errors,
2035 0,
2036 "Transport errors reported by the SIM");
2037 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx,
2038 SYSCTL_CHILDREN(softc->sysctl_stats_tree),
2039 OID_AUTO,
2040 "timeouts",
2041 CTLFLAG_RD,
2042 &softc->timeouts,
2043 0,
2044 "Device timeouts reported by the SIM");
2045 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx,
2046 SYSCTL_CHILDREN(softc->sysctl_stats_tree),
2047 OID_AUTO,
2048 "pack_invalidations",
2049 CTLFLAG_RD,
2050 &softc->invalidations,
2051 0,
2052 "Device pack invalidations");
2053 #endif
2054
2055 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx,
2056 softc->sysctl_tree);
2057
2058 cam_periph_release(periph);
2059 }
2060
2061 static int
2062 dadeletemaxsysctl(SYSCTL_HANDLER_ARGS)
2063 {
2064 int error;
2065 uint64_t value;
2066 struct da_softc *softc;
2067
2068 softc = (struct da_softc *)arg1;
2069
2070 value = softc->disk->d_delmaxsize;
2071 error = sysctl_handle_64(oidp, &value, 0, req);
2072 if ((error != 0) || (req->newptr == NULL))
2073 return (error);
2074
2075 /* only accept values smaller than the calculated value */
2076 if (value > dadeletemaxsize(softc, softc->delete_method)) {
2077 return (EINVAL);
2078 }
2079 softc->disk->d_delmaxsize = value;
2080
2081 return (0);
2082 }
2083
2084 static int
2085 dacmdsizesysctl(SYSCTL_HANDLER_ARGS)
2086 {
2087 int error, value;
2088
2089 value = *(int *)arg1;
2090
2091 error = sysctl_handle_int(oidp, &value, 0, req);
2092
2093 if ((error != 0)
2094 || (req->newptr == NULL))
2095 return (error);
2096
2097 /*
2098 * Acceptable values here are 6, 10, 12 or 16.
2099 */
2100 if (value < 6)
2101 value = 6;
2102 else if ((value > 6)
2103 && (value <= 10))
2104 value = 10;
2105 else if ((value > 10)
2106 && (value <= 12))
2107 value = 12;
2108 else if (value > 12)
2109 value = 16;
2110
2111 *(int *)arg1 = value;
2112
2113 return (0);
2114 }
2115
2116 static int
2117 dasysctlsofttimeout(SYSCTL_HANDLER_ARGS)
2118 {
2119 sbintime_t value;
2120 int error;
2121
2122 value = da_default_softtimeout / SBT_1MS;
2123
2124 error = sysctl_handle_int(oidp, (int *)&value, 0, req);
2125 if ((error != 0) || (req->newptr == NULL))
2126 return (error);
2127
2128 /* XXX Should clip this to a reasonable level */
2129 if (value > da_default_timeout * 1000)
2130 return (EINVAL);
2131
2132 da_default_softtimeout = value * SBT_1MS;
2133 return (0);
2134 }
2135
2136 static void
2137 dadeletemethodset(struct da_softc *softc, da_delete_methods delete_method)
2138 {
2139
2140 softc->delete_method = delete_method;
2141 softc->disk->d_delmaxsize = dadeletemaxsize(softc, delete_method);
2142 softc->delete_func = da_delete_functions[delete_method];
2143
2144 if (softc->delete_method > DA_DELETE_DISABLE)
2145 softc->disk->d_flags |= DISKFLAG_CANDELETE;
2146 else
2147 softc->disk->d_flags &= ~DISKFLAG_CANDELETE;
2148 }
2149
2150 static off_t
2151 dadeletemaxsize(struct da_softc *softc, da_delete_methods delete_method)
2152 {
2153 off_t sectors;
2154
2155 switch(delete_method) {
2156 case DA_DELETE_UNMAP:
2157 sectors = (off_t)softc->unmap_max_lba;
2158 break;
2159 case DA_DELETE_ATA_TRIM:
2160 sectors = (off_t)ATA_DSM_RANGE_MAX * softc->trim_max_ranges;
2161 break;
2162 case DA_DELETE_WS16:
2163 sectors = omin(softc->ws_max_blks, WS16_MAX_BLKS);
2164 break;
2165 case DA_DELETE_ZERO:
2166 case DA_DELETE_WS10:
2167 sectors = omin(softc->ws_max_blks, WS10_MAX_BLKS);
2168 break;
2169 default:
2170 return 0;
2171 }
2172
2173 return (off_t)softc->params.secsize *
2174 omin(sectors, softc->params.sectors);
2175 }
2176
2177 static void
2178 daprobedone(struct cam_periph *periph, union ccb *ccb)
2179 {
2180 struct da_softc *softc;
2181
2182 softc = (struct da_softc *)periph->softc;
2183
2184 dadeletemethodchoose(softc, DA_DELETE_NONE);
2185
2186 if (bootverbose && (softc->flags & DA_FLAG_ANNOUNCED) == 0) {
2187 char buf[80];
2188 int i, sep;
2189
2190 snprintf(buf, sizeof(buf), "Delete methods: <");
2191 sep = 0;
2192 for (i = 0; i <= DA_DELETE_MAX; i++) {
2193 if ((softc->delete_available & (1 << i)) == 0 &&
2194 i != softc->delete_method)
2195 continue;
2196 if (sep)
2197 strlcat(buf, ",", sizeof(buf));
2198 strlcat(buf, da_delete_method_names[i],
2199 sizeof(buf));
2200 if (i == softc->delete_method)
2201 strlcat(buf, "(*)", sizeof(buf));
2202 sep = 1;
2203 }
2204 strlcat(buf, ">", sizeof(buf));
2205 printf("%s%d: %s\n", periph->periph_name,
2206 periph->unit_number, buf);
2207 }
2208
2209 /*
2210 * Since our peripheral may be invalidated by an error
2211 * above or an external event, we must release our CCB
2212 * before releasing the probe lock on the peripheral.
2213 * The peripheral will only go away once the last lock
2214 * is removed, and we need it around for the CCB release
2215 * operation.
2216 */
2217 xpt_release_ccb(ccb);
2218 softc->state = DA_STATE_NORMAL;
2219 softc->flags |= DA_FLAG_PROBED;
2220 daschedule(periph);
2221 wakeup(&softc->disk->d_mediasize);
2222 if ((softc->flags & DA_FLAG_ANNOUNCED) == 0) {
2223 softc->flags |= DA_FLAG_ANNOUNCED;
2224 cam_periph_unhold(periph);
2225 } else
2226 cam_periph_release_locked(periph);
2227 }
2228
2229 static void
2230 dadeletemethodchoose(struct da_softc *softc, da_delete_methods default_method)
2231 {
2232 int i, methods;
2233
2234 /* If available, prefer the method requested by user. */
2235 i = softc->delete_method_pref;
2236 methods = softc->delete_available | (1 << DA_DELETE_DISABLE);
2237 if (methods & (1 << i)) {
2238 dadeletemethodset(softc, i);
2239 return;
2240 }
2241
2242 /* Use the pre-defined order to choose the best performing delete. */
2243 for (i = DA_DELETE_MIN; i <= DA_DELETE_MAX; i++) {
2244 if (i == DA_DELETE_ZERO)
2245 continue;
2246 if (softc->delete_available & (1 << i)) {
2247 dadeletemethodset(softc, i);
2248 return;
2249 }
2250 }
2251
2252 /* Fallback to default. */
2253 dadeletemethodset(softc, default_method);
2254 }
2255
2256 static int
2257 dadeletemethodsysctl(SYSCTL_HANDLER_ARGS)
2258 {
2259 char buf[16];
2260 const char *p;
2261 struct da_softc *softc;
2262 int i, error, methods, value;
2263
2264 softc = (struct da_softc *)arg1;
2265
2266 value = softc->delete_method;
2267 if (value < 0 || value > DA_DELETE_MAX)
2268 p = "UNKNOWN";
2269 else
2270 p = da_delete_method_names[value];
2271 strncpy(buf, p, sizeof(buf));
2272 error = sysctl_handle_string(oidp, buf, sizeof(buf), req);
2273 if (error != 0 || req->newptr == NULL)
2274 return (error);
2275 methods = softc->delete_available | (1 << DA_DELETE_DISABLE);
2276 for (i = 0; i <= DA_DELETE_MAX; i++) {
2277 if (strcmp(buf, da_delete_method_names[i]) == 0)
2278 break;
2279 }
2280 if (i > DA_DELETE_MAX)
2281 return (EINVAL);
2282 softc->delete_method_pref = i;
2283 dadeletemethodchoose(softc, DA_DELETE_NONE);
2284 return (0);
2285 }
2286
2287 static int
2288 dazonemodesysctl(SYSCTL_HANDLER_ARGS)
2289 {
2290 char tmpbuf[40];
2291 struct da_softc *softc;
2292 int error;
2293
2294 softc = (struct da_softc *)arg1;
2295
2296 switch (softc->zone_mode) {
2297 case DA_ZONE_DRIVE_MANAGED:
2298 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed");
2299 break;
2300 case DA_ZONE_HOST_AWARE:
2301 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware");
2302 break;
2303 case DA_ZONE_HOST_MANAGED:
2304 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed");
2305 break;
2306 case DA_ZONE_NONE:
2307 default:
2308 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned");
2309 break;
2310 }
2311
2312 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req);
2313
2314 return (error);
2315 }
2316
2317 static int
2318 dazonesupsysctl(SYSCTL_HANDLER_ARGS)
2319 {
2320 char tmpbuf[180];
2321 struct da_softc *softc;
2322 struct sbuf sb;
2323 int error, first;
2324 unsigned int i;
2325
2326 softc = (struct da_softc *)arg1;
2327
2328 error = 0;
2329 first = 1;
2330 sbuf_new(&sb, tmpbuf, sizeof(tmpbuf), 0);
2331
2332 for (i = 0; i < sizeof(da_zone_desc_table) /
2333 sizeof(da_zone_desc_table[0]); i++) {
2334 if (softc->zone_flags & da_zone_desc_table[i].value) {
2335 if (first == 0)
2336 sbuf_printf(&sb, ", ");
2337 else
2338 first = 0;
2339 sbuf_cat(&sb, da_zone_desc_table[i].desc);
2340 }
2341 }
2342
2343 if (first == 1)
2344 sbuf_printf(&sb, "None");
2345
2346 sbuf_finish(&sb);
2347
2348 error = sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req);
2349
2350 return (error);
2351 }
2352
2353 static cam_status
2354 daregister(struct cam_periph *periph, void *arg)
2355 {
2356 struct da_softc *softc;
2357 struct ccb_pathinq cpi;
2358 struct ccb_getdev *cgd;
2359 char tmpstr[80];
2360 caddr_t match;
2361
2362 cgd = (struct ccb_getdev *)arg;
2363 if (cgd == NULL) {
2364 printf("daregister: no getdev CCB, can't register device\n");
2365 return(CAM_REQ_CMP_ERR);
2366 }
2367
2368 softc = (struct da_softc *)malloc(sizeof(*softc), M_DEVBUF,
2369 M_NOWAIT|M_ZERO);
2370
2371 if (softc == NULL) {
2372 printf("daregister: Unable to probe new device. "
2373 "Unable to allocate softc\n");
2374 return(CAM_REQ_CMP_ERR);
2375 }
2376
2377 if (cam_iosched_init(&softc->cam_iosched, periph) != 0) {
2378 printf("daregister: Unable to probe new device. "
2379 "Unable to allocate iosched memory\n");
2380 free(softc, M_DEVBUF);
2381 return(CAM_REQ_CMP_ERR);
2382 }
2383
2384 LIST_INIT(&softc->pending_ccbs);
2385 softc->state = DA_STATE_PROBE_RC;
2386 bioq_init(&softc->delete_run_queue);
2387 if (SID_IS_REMOVABLE(&cgd->inq_data))
2388 softc->flags |= DA_FLAG_PACK_REMOVABLE;
2389 softc->unmap_max_ranges = UNMAP_MAX_RANGES;
2390 softc->unmap_max_lba = UNMAP_RANGE_MAX;
2391 softc->ws_max_blks = WS16_MAX_BLKS;
2392 softc->trim_max_ranges = ATA_TRIM_MAX_RANGES;
2393 softc->rotating = 1;
2394
2395 periph->softc = softc;
2396
2397 /*
2398 * See if this device has any quirks.
2399 */
2400 match = cam_quirkmatch((caddr_t)&cgd->inq_data,
2401 (caddr_t)da_quirk_table,
2402 nitems(da_quirk_table),
2403 sizeof(*da_quirk_table), scsi_inquiry_match);
2404
2405 if (match != NULL)
2406 softc->quirks = ((struct da_quirk_entry *)match)->quirks;
2407 else
2408 softc->quirks = DA_Q_NONE;
2409
2410 /* Check if the SIM does not want 6 byte commands */
2411 bzero(&cpi, sizeof(cpi));
2412 xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
2413 cpi.ccb_h.func_code = XPT_PATH_INQ;
2414 xpt_action((union ccb *)&cpi);
2415 if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE))
2416 softc->quirks |= DA_Q_NO_6_BYTE;
2417
2418 if (SID_TYPE(&cgd->inq_data) == T_ZBC_HM)
2419 softc->zone_mode = DA_ZONE_HOST_MANAGED;
2420 else if (softc->quirks & DA_Q_SMR_DM)
2421 softc->zone_mode = DA_ZONE_DRIVE_MANAGED;
2422 else
2423 softc->zone_mode = DA_ZONE_NONE;
2424
2425 if (softc->zone_mode != DA_ZONE_NONE) {
2426 if (scsi_vpd_supported_page(periph, SVPD_ATA_INFORMATION)) {
2427 if (scsi_vpd_supported_page(periph, SVPD_ZONED_BDC))
2428 softc->zone_interface = DA_ZONE_IF_ATA_SAT;
2429 else
2430 softc->zone_interface = DA_ZONE_IF_ATA_PASS;
2431 } else
2432 softc->zone_interface = DA_ZONE_IF_SCSI;
2433 }
2434
2435 TASK_INIT(&softc->sysctl_task, 0, dasysctlinit, periph);
2436
2437 /*
2438 * Take an exclusive refcount on the periph while dastart is called
2439 * to finish the probe. The reference will be dropped in dadone at
2440 * the end of probe.
2441 */
2442 (void)cam_periph_hold(periph, PRIBIO);
2443
2444 /*
2445 * Schedule a periodic event to occasionally send an
2446 * ordered tag to a device.
2447 */
2448 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0);
2449 callout_reset(&softc->sendordered_c,
2450 (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL,
2451 dasendorderedtag, softc);
2452
2453 cam_periph_unlock(periph);
2454 /*
2455 * RBC devices don't have to support READ(6), only READ(10).
2456 */
2457 if (softc->quirks & DA_Q_NO_6_BYTE || SID_TYPE(&cgd->inq_data) == T_RBC)
2458 softc->minimum_cmd_size = 10;
2459 else
2460 softc->minimum_cmd_size = 6;
2461
2462 /*
2463 * Load the user's default, if any.
2464 */
2465 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.minimum_cmd_size",
2466 periph->unit_number);
2467 TUNABLE_INT_FETCH(tmpstr, &softc->minimum_cmd_size);
2468
2469 /*
2470 * 6, 10, 12 and 16 are the currently permissible values.
2471 */
2472 if (softc->minimum_cmd_size < 6)
2473 softc->minimum_cmd_size = 6;
2474 else if ((softc->minimum_cmd_size > 6)
2475 && (softc->minimum_cmd_size <= 10))
2476 softc->minimum_cmd_size = 10;
2477 else if ((softc->minimum_cmd_size > 10)
2478 && (softc->minimum_cmd_size <= 12))
2479 softc->minimum_cmd_size = 12;
2480 else if (softc->minimum_cmd_size > 12)
2481 softc->minimum_cmd_size = 16;
2482
2483 /* Predict whether device may support READ CAPACITY(16). */
2484 if (SID_ANSI_REV(&cgd->inq_data) >= SCSI_REV_SPC3 &&
2485 (softc->quirks & DA_Q_NO_RC16) == 0) {
2486 softc->flags |= DA_FLAG_CAN_RC16;
2487 softc->state = DA_STATE_PROBE_RC16;
2488 }
2489
2490 /*
2491 * Register this media as a disk.
2492 */
2493 softc->disk = disk_alloc();
2494 softc->disk->d_devstat = devstat_new_entry(periph->periph_name,
2495 periph->unit_number, 0,
2496 DEVSTAT_BS_UNAVAILABLE,
2497 SID_TYPE(&cgd->inq_data) |
2498 XPORT_DEVSTAT_TYPE(cpi.transport),
2499 DEVSTAT_PRIORITY_DISK);
2500 softc->disk->d_open = daopen;
2501 softc->disk->d_close = daclose;
2502 softc->disk->d_strategy = dastrategy;
2503 softc->disk->d_dump = dadump;
2504 softc->disk->d_getattr = dagetattr;
2505 softc->disk->d_gone = dadiskgonecb;
2506 softc->disk->d_name = "da";
2507 softc->disk->d_drv1 = periph;
2508 if (cpi.maxio == 0)
2509 softc->maxio = DFLTPHYS; /* traditional default */
2510 else if (cpi.maxio > MAXPHYS)
2511 softc->maxio = MAXPHYS; /* for safety */
2512 else
2513 softc->maxio = cpi.maxio;
2514 softc->disk->d_maxsize = softc->maxio;
2515 softc->disk->d_unit = periph->unit_number;
2516 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE;
2517 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0)
2518 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE;
2519 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) {
2520 softc->unmappedio = 1;
2521 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO;
2522 xpt_print(periph->path, "UNMAPPED\n");
2523 }
2524 cam_strvis(softc->disk->d_descr, cgd->inq_data.vendor,
2525 sizeof(cgd->inq_data.vendor), sizeof(softc->disk->d_descr));
2526 strlcat(softc->disk->d_descr, " ", sizeof(softc->disk->d_descr));
2527 cam_strvis(&softc->disk->d_descr[strlen(softc->disk->d_descr)],
2528 cgd->inq_data.product, sizeof(cgd->inq_data.product),
2529 sizeof(softc->disk->d_descr) - strlen(softc->disk->d_descr));
2530 softc->disk->d_hba_vendor = cpi.hba_vendor;
2531 softc->disk->d_hba_device = cpi.hba_device;
2532 softc->disk->d_hba_subvendor = cpi.hba_subvendor;
2533 softc->disk->d_hba_subdevice = cpi.hba_subdevice;
2534
2535 /*
2536 * Acquire a reference to the periph before we register with GEOM.
2537 * We'll release this reference once GEOM calls us back (via
2538 * dadiskgonecb()) telling us that our provider has been freed.
2539 */
2540 if (cam_periph_acquire(periph) != CAM_REQ_CMP) {
2541 xpt_print(periph->path, "%s: lost periph during "
2542 "registration!\n", __func__);
2543 cam_periph_lock(periph);
2544 return (CAM_REQ_CMP_ERR);
2545 }
2546
2547 disk_create(softc->disk, DISK_VERSION);
2548 cam_periph_lock(periph);
2549
2550 /*
2551 * Add async callbacks for events of interest.
2552 * I don't bother checking if this fails as,
2553 * in most cases, the system will function just
2554 * fine without them and the only alternative
2555 * would be to not attach the device on failure.
2556 */
2557 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE |
2558 AC_ADVINFO_CHANGED | AC_SCSI_AEN | AC_UNIT_ATTENTION |
2559 AC_INQ_CHANGED, daasync, periph, periph->path);
2560
2561 /*
2562 * Emit an attribute changed notification just in case
2563 * physical path information arrived before our async
2564 * event handler was registered, but after anyone attaching
2565 * to our disk device polled it.
2566 */
2567 disk_attr_changed(softc->disk, "GEOM::physpath", M_NOWAIT);
2568
2569 /*
2570 * Schedule a periodic media polling events.
2571 */
2572 callout_init_mtx(&softc->mediapoll_c, cam_periph_mtx(periph), 0);
2573 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) &&
2574 (cgd->inq_flags & SID_AEN) == 0 &&
2575 da_poll_period != 0)
2576 callout_reset(&softc->mediapoll_c, da_poll_period * hz,
2577 damediapoll, periph);
2578
2579 xpt_schedule(periph, CAM_PRIORITY_DEV);
2580
2581 return(CAM_REQ_CMP);
2582 }
2583
2584 static int
2585 da_zone_bio_to_scsi(int disk_zone_cmd)
2586 {
2587 switch (disk_zone_cmd) {
2588 case DISK_ZONE_OPEN:
2589 return ZBC_OUT_SA_OPEN;
2590 case DISK_ZONE_CLOSE:
2591 return ZBC_OUT_SA_CLOSE;
2592 case DISK_ZONE_FINISH:
2593 return ZBC_OUT_SA_FINISH;
2594 case DISK_ZONE_RWP:
2595 return ZBC_OUT_SA_RWP;
2596 }
2597
2598 return -1;
2599 }
2600
2601 static int
2602 da_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp,
2603 int *queue_ccb)
2604 {
2605 struct da_softc *softc;
2606 int error;
2607
2608 error = 0;
2609
2610 if (bp->bio_cmd != BIO_ZONE) {
2611 error = EINVAL;
2612 goto bailout;
2613 }
2614
2615 softc = periph->softc;
2616
2617 switch (bp->bio_zone.zone_cmd) {
2618 case DISK_ZONE_OPEN:
2619 case DISK_ZONE_CLOSE:
2620 case DISK_ZONE_FINISH:
2621 case DISK_ZONE_RWP: {
2622 int zone_flags;
2623 int zone_sa;
2624 uint64_t lba;
2625
2626 zone_sa = da_zone_bio_to_scsi(bp->bio_zone.zone_cmd);
2627 if (zone_sa == -1) {
2628 xpt_print(periph->path, "Cannot translate zone "
2629 "cmd %#x to SCSI\n", bp->bio_zone.zone_cmd);
2630 error = EINVAL;
2631 goto bailout;
2632 }
2633
2634 zone_flags = 0;
2635 lba = bp->bio_zone.zone_params.rwp.id;
2636
2637 if (bp->bio_zone.zone_params.rwp.flags &
2638 DISK_ZONE_RWP_FLAG_ALL)
2639 zone_flags |= ZBC_OUT_ALL;
2640
2641 if (softc->zone_interface != DA_ZONE_IF_ATA_PASS) {
2642 scsi_zbc_out(&ccb->csio,
2643 /*retries*/ da_retry_count,
2644 /*cbfcnp*/ dadone,
2645 /*tag_action*/ MSG_SIMPLE_Q_TAG,
2646 /*service_action*/ zone_sa,
2647 /*zone_id*/ lba,
2648 /*zone_flags*/ zone_flags,
2649 /*data_ptr*/ NULL,
2650 /*dxfer_len*/ 0,
2651 /*sense_len*/ SSD_FULL_SIZE,
2652 /*timeout*/ da_default_timeout * 1000);
2653 } else {
2654 /*
2655 * Note that in this case, even though we can
2656 * technically use NCQ, we don't bother for several
2657 * reasons:
2658 * 1. It hasn't been tested on a SAT layer that
2659 * supports it. This is new as of SAT-4.
2660 * 2. Even when there is a SAT layer that supports
2661 * it, that SAT layer will also probably support
2662 * ZBC -> ZAC translation, since they are both
2663 * in the SAT-4 spec.
2664 * 3. Translation will likely be preferable to ATA
2665 * passthrough. LSI / Avago at least single
2666 * steps ATA passthrough commands in the HBA,
2667 * regardless of protocol, so unless that
2668 * changes, there is a performance penalty for
2669 * doing ATA passthrough no matter whether
2670 * you're using NCQ/FPDMA, DMA or PIO.
2671 * 4. It requires a 32-byte CDB, which at least at
2672 * this point in CAM requires a CDB pointer, which
2673 * would require us to allocate an additional bit
2674 * of storage separate from the CCB.
2675 */
2676 error = scsi_ata_zac_mgmt_out(&ccb->csio,
2677 /*retries*/ da_retry_count,
2678 /*cbfcnp*/ dadone,
2679 /*tag_action*/ MSG_SIMPLE_Q_TAG,
2680 /*use_ncq*/ 0,
2681 /*zm_action*/ zone_sa,
2682 /*zone_id*/ lba,
2683 /*zone_flags*/ zone_flags,
2684 /*data_ptr*/ NULL,
2685 /*dxfer_len*/ 0,
2686 /*cdb_storage*/ NULL,
2687 /*cdb_storage_len*/ 0,
2688 /*sense_len*/ SSD_FULL_SIZE,
2689 /*timeout*/ da_default_timeout * 1000);
2690 if (error != 0) {
2691 error = EINVAL;
2692 xpt_print(periph->path,
2693 "scsi_ata_zac_mgmt_out() returned an "
2694 "error!");
2695 goto bailout;
2696 }
2697 }
2698 *queue_ccb = 1;
2699
2700 break;
2701 }
2702 case DISK_ZONE_REPORT_ZONES: {
2703 uint8_t *rz_ptr;
2704 uint32_t num_entries, alloc_size;
2705 struct disk_zone_report *rep;
2706
2707 rep = &bp->bio_zone.zone_params.report;
2708
2709 num_entries = rep->entries_allocated;
2710 if (num_entries == 0) {
2711 xpt_print(periph->path, "No entries allocated for "
2712 "Report Zones request\n");
2713 error = EINVAL;
2714 goto bailout;
2715 }
2716 alloc_size = sizeof(struct scsi_report_zones_hdr) +
2717 (sizeof(struct scsi_report_zones_desc) * num_entries);
2718 alloc_size = min(alloc_size, softc->disk->d_maxsize);
2719 rz_ptr = malloc(alloc_size, M_SCSIDA, M_NOWAIT | M_ZERO);
2720 if (rz_ptr == NULL) {
2721 xpt_print(periph->path, "Unable to allocate memory "
2722 "for Report Zones request\n");
2723 error = ENOMEM;
2724 goto bailout;
2725 }
2726
2727 if (softc->zone_interface != DA_ZONE_IF_ATA_PASS) {
2728 scsi_zbc_in(&ccb->csio,
2729 /*retries*/ da_retry_count,
2730 /*cbcfnp*/ dadone,
2731 /*tag_action*/ MSG_SIMPLE_Q_TAG,
2732 /*service_action*/ ZBC_IN_SA_REPORT_ZONES,
2733 /*zone_start_lba*/ rep->starting_id,
2734 /*zone_options*/ rep->rep_options,
2735 /*data_ptr*/ rz_ptr,
2736 /*dxfer_len*/ alloc_size,
2737 /*sense_len*/ SSD_FULL_SIZE,
2738 /*timeout*/ da_default_timeout * 1000);
2739 } else {
2740 /*
2741 * Note that in this case, even though we can
2742 * technically use NCQ, we don't bother for several
2743 * reasons:
2744 * 1. It hasn't been tested on a SAT layer that
2745 * supports it. This is new as of SAT-4.
2746 * 2. Even when there is a SAT layer that supports
2747 * it, that SAT layer will also probably support
2748 * ZBC -> ZAC translation, since they are both
2749 * in the SAT-4 spec.
2750 * 3. Translation will likely be preferable to ATA
2751 * passthrough. LSI / Avago at least single
2752 * steps ATA passthrough commands in the HBA,
2753 * regardless of protocol, so unless that
2754 * changes, there is a performance penalty for
2755 * doing ATA passthrough no matter whether
2756 * you're using NCQ/FPDMA, DMA or PIO.
2757 * 4. It requires a 32-byte CDB, which at least at
2758 * this point in CAM requires a CDB pointer, which
2759 * would require us to allocate an additional bit
2760 * of storage separate from the CCB.
2761 */
2762 error = scsi_ata_zac_mgmt_in(&ccb->csio,
2763 /*retries*/ da_retry_count,
2764 /*cbcfnp*/ dadone,
2765 /*tag_action*/ MSG_SIMPLE_Q_TAG,
2766 /*use_ncq*/ 0,
2767 /*zm_action*/ ATA_ZM_REPORT_ZONES,
2768 /*zone_id*/ rep->starting_id,
2769 /*zone_flags*/ rep->rep_options,
2770 /*data_ptr*/ rz_ptr,
2771 /*dxfer_len*/ alloc_size,
2772 /*cdb_storage*/ NULL,
2773 /*cdb_storage_len*/ 0,
2774 /*sense_len*/ SSD_FULL_SIZE,
2775 /*timeout*/ da_default_timeout * 1000);
2776 if (error != 0) {
2777 error = EINVAL;
2778 xpt_print(periph->path,
2779 "scsi_ata_zac_mgmt_in() returned an "
2780 "error!");
2781 goto bailout;
2782 }
2783 }
2784
2785 /*
2786 * For BIO_ZONE, this isn't normally needed. However, it
2787 * is used by devstat_end_transaction_bio() to determine
2788 * how much data was transferred.
2789 */
2790 /*
2791 * XXX KDM we have a problem. But I'm not sure how to fix
2792 * it. devstat uses bio_bcount - bio_resid to calculate
2793 * the amount of data transferred. The GEOM disk code
2794 * uses bio_length - bio_resid to calculate the amount of
2795 * data in bio_completed. We have different structure
2796 * sizes above and below the ada(4) driver. So, if we
2797 * use the sizes above, the amount transferred won't be
2798 * quite accurate for devstat. If we use different sizes
2799 * for bio_bcount and bio_length (above and below
2800 * respectively), then the residual needs to match one or
2801 * the other. Everything is calculated after the bio
2802 * leaves the driver, so changing the values around isn't
2803 * really an option. For now, just set the count to the
2804 * passed in length. This means that the calculations
2805 * above (e.g. bio_completed) will be correct, but the
2806 * amount of data reported to devstat will be slightly
2807 * under or overstated.
2808 */
2809 bp->bio_bcount = bp->bio_length;
2810
2811 *queue_ccb = 1;
2812
2813 break;
2814 }
2815 case DISK_ZONE_GET_PARAMS: {
2816 struct disk_zone_disk_params *params;
2817
2818 params = &bp->bio_zone.zone_params.disk_params;
2819 bzero(params, sizeof(*params));
2820
2821 switch (softc->zone_mode) {
2822 case DA_ZONE_DRIVE_MANAGED:
2823 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED;
2824 break;
2825 case DA_ZONE_HOST_AWARE:
2826 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE;
2827 break;
2828 case DA_ZONE_HOST_MANAGED:
2829 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED;
2830 break;
2831 default:
2832 case DA_ZONE_NONE:
2833 params->zone_mode = DISK_ZONE_MODE_NONE;
2834 break;
2835 }
2836
2837 if (softc->zone_flags & DA_ZONE_FLAG_URSWRZ)
2838 params->flags |= DISK_ZONE_DISK_URSWRZ;
2839
2840 if (softc->zone_flags & DA_ZONE_FLAG_OPT_SEQ_SET) {
2841 params->optimal_seq_zones = softc->optimal_seq_zones;
2842 params->flags |= DISK_ZONE_OPT_SEQ_SET;
2843 }
2844
2845 if (softc->zone_flags & DA_ZONE_FLAG_OPT_NONSEQ_SET) {
2846 params->optimal_nonseq_zones =
2847 softc->optimal_nonseq_zones;
2848 params->flags |= DISK_ZONE_OPT_NONSEQ_SET;
2849 }
2850
2851 if (softc->zone_flags & DA_ZONE_FLAG_MAX_SEQ_SET) {
2852 params->max_seq_zones = softc->max_seq_zones;
2853 params->flags |= DISK_ZONE_MAX_SEQ_SET;
2854 }
2855 if (softc->zone_flags & DA_ZONE_FLAG_RZ_SUP)
2856 params->flags |= DISK_ZONE_RZ_SUP;
2857
2858 if (softc->zone_flags & DA_ZONE_FLAG_OPEN_SUP)
2859 params->flags |= DISK_ZONE_OPEN_SUP;
2860
2861 if (softc->zone_flags & DA_ZONE_FLAG_CLOSE_SUP)
2862 params->flags |= DISK_ZONE_CLOSE_SUP;
2863
2864 if (softc->zone_flags & DA_ZONE_FLAG_FINISH_SUP)
2865 params->flags |= DISK_ZONE_FINISH_SUP;
2866
2867 if (softc->zone_flags & DA_ZONE_FLAG_RWP_SUP)
2868 params->flags |= DISK_ZONE_RWP_SUP;
2869 break;
2870 }
2871 default:
2872 break;
2873 }
2874 bailout:
2875 return (error);
2876 }
2877
2878 static void
2879 dastart(struct cam_periph *periph, union ccb *start_ccb)
2880 {
2881 struct da_softc *softc;
2882
2883 softc = (struct da_softc *)periph->softc;
2884
2885 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastart\n"));
2886
2887 skipstate:
2888 switch (softc->state) {
2889 case DA_STATE_NORMAL:
2890 {
2891 struct bio *bp;
2892 uint8_t tag_code;
2893
2894 more:
2895 bp = cam_iosched_next_bio(softc->cam_iosched);
2896 if (bp == NULL) {
2897 if (cam_iosched_has_work_flags(softc->cam_iosched, DA_WORK_TUR)) {
2898 cam_iosched_clr_work_flags(softc->cam_iosched, DA_WORK_TUR);
2899 scsi_test_unit_ready(&start_ccb->csio,
2900 /*retries*/ da_retry_count,
2901 dadone,
2902 MSG_SIMPLE_Q_TAG,
2903 SSD_FULL_SIZE,
2904 da_default_timeout * 1000);
2905 start_ccb->ccb_h.ccb_bp = NULL;
2906 start_ccb->ccb_h.ccb_state = DA_CCB_TUR;
2907 xpt_action(start_ccb);
2908 } else
2909 xpt_release_ccb(start_ccb);
2910 break;
2911 }
2912
2913 if (bp->bio_cmd == BIO_DELETE) {
2914 if (softc->delete_func != NULL) {
2915 softc->delete_func(periph, start_ccb, bp);
2916 goto out;
2917 } else {
2918 /* Not sure this is possible, but failsafe by lying and saying "sure, done." */
2919 biofinish(bp, NULL, 0);
2920 goto more;
2921 }
2922 }
2923
2924 if (cam_iosched_has_work_flags(softc->cam_iosched, DA_WORK_TUR)) {
2925 cam_iosched_clr_work_flags(softc->cam_iosched, DA_WORK_TUR);
2926 cam_periph_release_locked(periph); /* XXX is this still valid? I think so but unverified */
2927 }
2928
2929 if ((bp->bio_flags & BIO_ORDERED) != 0 ||
2930 (softc->flags & DA_FLAG_NEED_OTAG) != 0) {
2931 softc->flags &= ~DA_FLAG_NEED_OTAG;
2932 softc->flags |= DA_FLAG_WAS_OTAG;
2933 tag_code = MSG_ORDERED_Q_TAG;
2934 } else {
2935 tag_code = MSG_SIMPLE_Q_TAG;
2936 }
2937
2938 switch (bp->bio_cmd) {
2939 case BIO_WRITE:
2940 case BIO_READ:
2941 {
2942 void *data_ptr;
2943 int rw_op;
2944
2945 if (bp->bio_cmd == BIO_WRITE) {
2946 softc->flags |= DA_FLAG_DIRTY;
2947 rw_op = SCSI_RW_WRITE;
2948 } else {
2949 rw_op = SCSI_RW_READ;
2950 }
2951
2952 data_ptr = bp->bio_data;
2953 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) {
2954 rw_op |= SCSI_RW_BIO;
2955 data_ptr = bp;
2956 }
2957
2958 scsi_read_write(&start_ccb->csio,
2959 /*retries*/da_retry_count,
2960 /*cbfcnp*/dadone,
2961 /*tag_action*/tag_code,
2962 rw_op,
2963 /*byte2*/0,
2964 softc->minimum_cmd_size,
2965 /*lba*/bp->bio_pblkno,
2966 /*block_count*/bp->bio_bcount /
2967 softc->params.secsize,
2968 data_ptr,
2969 /*dxfer_len*/ bp->bio_bcount,
2970 /*sense_len*/SSD_FULL_SIZE,
2971 da_default_timeout * 1000);
2972 break;
2973 }
2974 case BIO_FLUSH:
2975 /*
2976 * BIO_FLUSH doesn't currently communicate
2977 * range data, so we synchronize the cache
2978 * over the whole disk. We also force
2979 * ordered tag semantics the flush applies
2980 * to all previously queued I/O.
2981 */
2982 scsi_synchronize_cache(&start_ccb->csio,
2983 /*retries*/1,
2984 /*cbfcnp*/dadone,
2985 MSG_ORDERED_Q_TAG,
2986 /*begin_lba*/0,
2987 /*lb_count*/0,
2988 SSD_FULL_SIZE,
2989 da_default_timeout*1000);
2990 break;
2991 case BIO_ZONE: {
2992 int error, queue_ccb;
2993
2994 queue_ccb = 0;
2995
2996 error = da_zone_cmd(periph, start_ccb, bp,&queue_ccb);
2997 if ((error != 0)
2998 || (queue_ccb == 0)) {
2999 biofinish(bp, NULL, error);
3000 xpt_release_ccb(start_ccb);
3001 return;
3002 }
3003 break;
3004 }
3005 }
3006 start_ccb->ccb_h.ccb_state = DA_CCB_BUFFER_IO;
3007 start_ccb->ccb_h.flags |= CAM_UNLOCKED;
3008 start_ccb->ccb_h.softtimeout = sbttotv(da_default_softtimeout);
3009
3010 out:
3011 LIST_INSERT_HEAD(&softc->pending_ccbs,
3012 &start_ccb->ccb_h, periph_links.le);
3013
3014 /* We expect a unit attention from this device */
3015 if ((softc->flags & DA_FLAG_RETRY_UA) != 0) {
3016 start_ccb->ccb_h.ccb_state |= DA_CCB_RETRY_UA;
3017 softc->flags &= ~DA_FLAG_RETRY_UA;
3018 }
3019
3020 start_ccb->ccb_h.ccb_bp = bp;
3021 softc->refcount++;
3022 cam_periph_unlock(periph);
3023 xpt_action(start_ccb);
3024 cam_periph_lock(periph);
3025 softc->refcount--;
3026
3027 /* May have more work to do, so ensure we stay scheduled */
3028 daschedule(periph);
3029 break;
3030 }
3031 case DA_STATE_PROBE_RC:
3032 {
3033 struct scsi_read_capacity_data *rcap;
3034
3035 rcap = (struct scsi_read_capacity_data *)
3036 malloc(sizeof(*rcap), M_SCSIDA, M_NOWAIT|M_ZERO);
3037 if (rcap == NULL) {
3038 printf("dastart: Couldn't malloc read_capacity data\n");
3039 /* da_free_periph??? */
3040 break;
3041 }
3042 scsi_read_capacity(&start_ccb->csio,
3043 /*retries*/da_retry_count,
3044 dadone,
3045 MSG_SIMPLE_Q_TAG,
3046 rcap,
3047 SSD_FULL_SIZE,
3048 /*timeout*/5000);
3049 start_ccb->ccb_h.ccb_bp = NULL;
3050 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC;
3051 xpt_action(start_ccb);
3052 break;
3053 }
3054 case DA_STATE_PROBE_RC16:
3055 {
3056 struct scsi_read_capacity_data_long *rcaplong;
3057
3058 rcaplong = (struct scsi_read_capacity_data_long *)
3059 malloc(sizeof(*rcaplong), M_SCSIDA, M_NOWAIT|M_ZERO);
3060 if (rcaplong == NULL) {
3061 printf("dastart: Couldn't malloc read_capacity data\n");
3062 /* da_free_periph??? */
3063 break;
3064 }
3065 scsi_read_capacity_16(&start_ccb->csio,
3066 /*retries*/ da_retry_count,
3067 /*cbfcnp*/ dadone,
3068 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3069 /*lba*/ 0,
3070 /*reladr*/ 0,
3071 /*pmi*/ 0,
3072 /*rcap_buf*/ (uint8_t *)rcaplong,
3073 /*rcap_buf_len*/ sizeof(*rcaplong),
3074 /*sense_len*/ SSD_FULL_SIZE,
3075 /*timeout*/ da_default_timeout * 1000);
3076 start_ccb->ccb_h.ccb_bp = NULL;
3077 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC16;
3078 xpt_action(start_ccb);
3079 break;
3080 }
3081 case DA_STATE_PROBE_LBP:
3082 {
3083 struct scsi_vpd_logical_block_prov *lbp;
3084
3085 if (!scsi_vpd_supported_page(periph, SVPD_LBP)) {
3086 /*
3087 * If we get here we don't support any SBC-3 delete
3088 * methods with UNMAP as the Logical Block Provisioning
3089 * VPD page support is required for devices which
3090 * support it according to T10/1799-D Revision 31
3091 * however older revisions of the spec don't mandate
3092 * this so we currently don't remove these methods
3093 * from the available set.
3094 */
3095 softc->state = DA_STATE_PROBE_BLK_LIMITS;
3096 goto skipstate;
3097 }
3098
3099 lbp = (struct scsi_vpd_logical_block_prov *)
3100 malloc(sizeof(*lbp), M_SCSIDA, M_NOWAIT|M_ZERO);
3101
3102 if (lbp == NULL) {
3103 printf("dastart: Couldn't malloc lbp data\n");
3104 /* da_free_periph??? */
3105 break;
3106 }
3107
3108 scsi_inquiry(&start_ccb->csio,
3109 /*retries*/da_retry_count,
3110 /*cbfcnp*/dadone,
3111 /*tag_action*/MSG_SIMPLE_Q_TAG,
3112 /*inq_buf*/(u_int8_t *)lbp,
3113 /*inq_len*/sizeof(*lbp),
3114 /*evpd*/TRUE,
3115 /*page_code*/SVPD_LBP,
3116 /*sense_len*/SSD_MIN_SIZE,
3117 /*timeout*/da_default_timeout * 1000);
3118 start_ccb->ccb_h.ccb_bp = NULL;
3119 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_LBP;
3120 xpt_action(start_ccb);
3121 break;
3122 }
3123 case DA_STATE_PROBE_BLK_LIMITS:
3124 {
3125 struct scsi_vpd_block_limits *block_limits;
3126
3127 if (!scsi_vpd_supported_page(periph, SVPD_BLOCK_LIMITS)) {
3128 /* Not supported skip to next probe */
3129 softc->state = DA_STATE_PROBE_BDC;
3130 goto skipstate;
3131 }
3132
3133 block_limits = (struct scsi_vpd_block_limits *)
3134 malloc(sizeof(*block_limits), M_SCSIDA, M_NOWAIT|M_ZERO);
3135
3136 if (block_limits == NULL) {
3137 printf("dastart: Couldn't malloc block_limits data\n");
3138 /* da_free_periph??? */
3139 break;
3140 }
3141
3142 scsi_inquiry(&start_ccb->csio,
3143 /*retries*/da_retry_count,
3144 /*cbfcnp*/dadone,
3145 /*tag_action*/MSG_SIMPLE_Q_TAG,
3146 /*inq_buf*/(u_int8_t *)block_limits,
3147 /*inq_len*/sizeof(*block_limits),
3148 /*evpd*/TRUE,
3149 /*page_code*/SVPD_BLOCK_LIMITS,
3150 /*sense_len*/SSD_MIN_SIZE,
3151 /*timeout*/da_default_timeout * 1000);
3152 start_ccb->ccb_h.ccb_bp = NULL;
3153 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BLK_LIMITS;
3154 xpt_action(start_ccb);
3155 break;
3156 }
3157 case DA_STATE_PROBE_BDC:
3158 {
3159 struct scsi_vpd_block_characteristics *bdc;
3160
3161 if (!scsi_vpd_supported_page(periph, SVPD_BDC)) {
3162 softc->state = DA_STATE_PROBE_ATA;
3163 goto skipstate;
3164 }
3165
3166 bdc = (struct scsi_vpd_block_characteristics *)
3167 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO);
3168
3169 if (bdc == NULL) {
3170 printf("dastart: Couldn't malloc bdc data\n");
3171 /* da_free_periph??? */
3172 break;
3173 }
3174
3175 scsi_inquiry(&start_ccb->csio,
3176 /*retries*/da_retry_count,
3177 /*cbfcnp*/dadone,
3178 /*tag_action*/MSG_SIMPLE_Q_TAG,
3179 /*inq_buf*/(u_int8_t *)bdc,
3180 /*inq_len*/sizeof(*bdc),
3181 /*evpd*/TRUE,
3182 /*page_code*/SVPD_BDC,
3183 /*sense_len*/SSD_MIN_SIZE,
3184 /*timeout*/da_default_timeout * 1000);
3185 start_ccb->ccb_h.ccb_bp = NULL;
3186 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BDC;
3187 xpt_action(start_ccb);
3188 break;
3189 }
3190 case DA_STATE_PROBE_ATA:
3191 {
3192 struct ata_params *ata_params;
3193
3194 if (!scsi_vpd_supported_page(periph, SVPD_ATA_INFORMATION)) {
3195 if ((softc->zone_mode == DA_ZONE_HOST_AWARE)
3196 || (softc->zone_mode == DA_ZONE_HOST_MANAGED)) {
3197 /*
3198 * Note that if the ATA VPD page isn't
3199 * supported, we aren't talking to an ATA
3200 * device anyway. Support for that VPD
3201 * page is mandatory for SCSI to ATA (SAT)
3202 * translation layers.
3203 */
3204 softc->state = DA_STATE_PROBE_ZONE;
3205 goto skipstate;
3206 }
3207 daprobedone(periph, start_ccb);
3208 break;
3209 }
3210
3211 ata_params = (struct ata_params*)
3212 malloc(sizeof(*ata_params), M_SCSIDA,M_NOWAIT|M_ZERO);
3213
3214 if (ata_params == NULL) {
3215 xpt_print(periph->path, "Couldn't malloc ata_params "
3216 "data\n");
3217 /* da_free_periph??? */
3218 break;
3219 }
3220
3221 scsi_ata_identify(&start_ccb->csio,
3222 /*retries*/da_retry_count,
3223 /*cbfcnp*/dadone,
3224 /*tag_action*/MSG_SIMPLE_Q_TAG,
3225 /*data_ptr*/(u_int8_t *)ata_params,
3226 /*dxfer_len*/sizeof(*ata_params),
3227 /*sense_len*/SSD_FULL_SIZE,
3228 /*timeout*/da_default_timeout * 1000);
3229 start_ccb->ccb_h.ccb_bp = NULL;
3230 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA;
3231 xpt_action(start_ccb);
3232 break;
3233 }
3234 case DA_STATE_PROBE_ATA_LOGDIR:
3235 {
3236 struct ata_gp_log_dir *log_dir;
3237 int retval;
3238
3239 retval = 0;
3240
3241 if ((softc->flags & DA_FLAG_CAN_ATA_LOG) == 0) {
3242 /*
3243 * If we don't have log support, not much point in
3244 * trying to probe zone support.
3245 */
3246 daprobedone(periph, start_ccb);
3247 break;
3248 }
3249
3250 /*
3251 * If we have an ATA device (the SCSI ATA Information VPD
3252 * page should be present and the ATA identify should have
3253 * succeeded) and it supports logs, ask for the log directory.
3254 */
3255
3256 log_dir = malloc(sizeof(*log_dir), M_SCSIDA, M_NOWAIT|M_ZERO);
3257 if (log_dir == NULL) {
3258 xpt_print(periph->path, "Couldn't malloc log_dir "
3259 "data\n");
3260 daprobedone(periph, start_ccb);
3261 break;
3262 }
3263
3264 retval = scsi_ata_read_log(&start_ccb->csio,
3265 /*retries*/ da_retry_count,
3266 /*cbfcnp*/ dadone,
3267 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3268 /*log_address*/ ATA_LOG_DIRECTORY,
3269 /*page_number*/ 0,
3270 /*block_count*/ 1,
3271 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3272 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3273 /*data_ptr*/ (uint8_t *)log_dir,
3274 /*dxfer_len*/ sizeof(*log_dir),
3275 /*sense_len*/ SSD_FULL_SIZE,
3276 /*timeout*/ da_default_timeout * 1000);
3277
3278 if (retval != 0) {
3279 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3280 free(log_dir, M_SCSIDA);
3281 daprobedone(periph, start_ccb);
3282 break;
3283 }
3284 start_ccb->ccb_h.ccb_bp = NULL;
3285 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_LOGDIR;
3286 xpt_action(start_ccb);
3287 break;
3288 }
3289 case DA_STATE_PROBE_ATA_IDDIR:
3290 {
3291 struct ata_identify_log_pages *id_dir;
3292 int retval;
3293
3294 retval = 0;
3295
3296 /*
3297 * Check here to see whether the Identify Device log is
3298 * supported in the directory of logs. If so, continue
3299 * with requesting the log of identify device pages.
3300 */
3301 if ((softc->flags & DA_FLAG_CAN_ATA_IDLOG) == 0) {
3302 daprobedone(periph, start_ccb);
3303 break;
3304 }
3305
3306 id_dir = malloc(sizeof(*id_dir), M_SCSIDA, M_NOWAIT | M_ZERO);
3307 if (id_dir == NULL) {
3308 xpt_print(periph->path, "Couldn't malloc id_dir "
3309 "data\n");
3310 daprobedone(periph, start_ccb);
3311 break;
3312 }
3313
3314 retval = scsi_ata_read_log(&start_ccb->csio,
3315 /*retries*/ da_retry_count,
3316 /*cbfcnp*/ dadone,
3317 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3318 /*log_address*/ ATA_IDENTIFY_DATA_LOG,
3319 /*page_number*/ ATA_IDL_PAGE_LIST,
3320 /*block_count*/ 1,
3321 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3322 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3323 /*data_ptr*/ (uint8_t *)id_dir,
3324 /*dxfer_len*/ sizeof(*id_dir),
3325 /*sense_len*/ SSD_FULL_SIZE,
3326 /*timeout*/ da_default_timeout * 1000);
3327
3328 if (retval != 0) {
3329 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3330 free(id_dir, M_SCSIDA);
3331 daprobedone(periph, start_ccb);
3332 break;
3333 }
3334 start_ccb->ccb_h.ccb_bp = NULL;
3335 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_IDDIR;
3336 xpt_action(start_ccb);
3337 break;
3338 }
3339 case DA_STATE_PROBE_ATA_SUP:
3340 {
3341 struct ata_identify_log_sup_cap *sup_cap;
3342 int retval;
3343
3344 retval = 0;
3345
3346 /*
3347 * Check here to see whether the Supported Capabilities log
3348 * is in the list of Identify Device logs.
3349 */
3350 if ((softc->flags & DA_FLAG_CAN_ATA_SUPCAP) == 0) {
3351 daprobedone(periph, start_ccb);
3352 break;
3353 }
3354
3355 sup_cap = malloc(sizeof(*sup_cap), M_SCSIDA, M_NOWAIT|M_ZERO);
3356 if (sup_cap == NULL) {
3357 xpt_print(periph->path, "Couldn't malloc sup_cap "
3358 "data\n");
3359 daprobedone(periph, start_ccb);
3360 break;
3361 }
3362
3363 retval = scsi_ata_read_log(&start_ccb->csio,
3364 /*retries*/ da_retry_count,
3365 /*cbfcnp*/ dadone,
3366 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3367 /*log_address*/ ATA_IDENTIFY_DATA_LOG,
3368 /*page_number*/ ATA_IDL_SUP_CAP,
3369 /*block_count*/ 1,
3370 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3371 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3372 /*data_ptr*/ (uint8_t *)sup_cap,
3373 /*dxfer_len*/ sizeof(*sup_cap),
3374 /*sense_len*/ SSD_FULL_SIZE,
3375 /*timeout*/ da_default_timeout * 1000);
3376
3377 if (retval != 0) {
3378 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3379 free(sup_cap, M_SCSIDA);
3380 daprobedone(periph, start_ccb);
3381 break;
3382
3383 }
3384
3385 start_ccb->ccb_h.ccb_bp = NULL;
3386 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_SUP;
3387 xpt_action(start_ccb);
3388 break;
3389 }
3390 case DA_STATE_PROBE_ATA_ZONE:
3391 {
3392 struct ata_zoned_info_log *ata_zone;
3393 int retval;
3394
3395 retval = 0;
3396
3397 /*
3398 * Check here to see whether the zoned device information
3399 * page is supported. If so, continue on to request it.
3400 * If not, skip to DA_STATE_PROBE_LOG or done.
3401 */
3402 if ((softc->flags & DA_FLAG_CAN_ATA_ZONE) == 0) {
3403 daprobedone(periph, start_ccb);
3404 break;
3405 }
3406 ata_zone = malloc(sizeof(*ata_zone), M_SCSIDA,
3407 M_NOWAIT|M_ZERO);
3408 if (ata_zone == NULL) {
3409 xpt_print(periph->path, "Couldn't malloc ata_zone "
3410 "data\n");
3411 daprobedone(periph, start_ccb);
3412 break;
3413 }
3414
3415 retval = scsi_ata_read_log(&start_ccb->csio,
3416 /*retries*/ da_retry_count,
3417 /*cbfcnp*/ dadone,
3418 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3419 /*log_address*/ ATA_IDENTIFY_DATA_LOG,
3420 /*page_number*/ ATA_IDL_ZDI,
3421 /*block_count*/ 1,
3422 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3423 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3424 /*data_ptr*/ (uint8_t *)ata_zone,
3425 /*dxfer_len*/ sizeof(*ata_zone),
3426 /*sense_len*/ SSD_FULL_SIZE,
3427 /*timeout*/ da_default_timeout * 1000);
3428
3429 if (retval != 0) {
3430 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3431 free(ata_zone, M_SCSIDA);
3432 daprobedone(periph, start_ccb);
3433 break;
3434 }
3435 start_ccb->ccb_h.ccb_bp = NULL;
3436 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_ZONE;
3437 xpt_action(start_ccb);
3438
3439 break;
3440 }
3441 case DA_STATE_PROBE_ZONE:
3442 {
3443 struct scsi_vpd_zoned_bdc *bdc;
3444
3445 /*
3446 * Note that this page will be supported for SCSI protocol
3447 * devices that support ZBC (SMR devices), as well as ATA
3448 * protocol devices that are behind a SAT (SCSI to ATA
3449 * Translation) layer that supports converting ZBC commands
3450 * to their ZAC equivalents.
3451 */
3452 if (!scsi_vpd_supported_page(periph, SVPD_ZONED_BDC)) {
3453 daprobedone(periph, start_ccb);
3454 break;
3455 }
3456 bdc = (struct scsi_vpd_zoned_bdc *)
3457 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO);
3458
3459 if (bdc == NULL) {
3460 xpt_release_ccb(start_ccb);
3461 xpt_print(periph->path, "Couldn't malloc zone VPD "
3462 "data\n");
3463 break;
3464 }
3465 scsi_inquiry(&start_ccb->csio,
3466 /*retries*/da_retry_count,
3467 /*cbfcnp*/dadone,
3468 /*tag_action*/MSG_SIMPLE_Q_TAG,
3469 /*inq_buf*/(u_int8_t *)bdc,
3470 /*inq_len*/sizeof(*bdc),
3471 /*evpd*/TRUE,
3472 /*page_code*/SVPD_ZONED_BDC,
3473 /*sense_len*/SSD_FULL_SIZE,
3474 /*timeout*/da_default_timeout * 1000);
3475 start_ccb->ccb_h.ccb_bp = NULL;
3476 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ZONE;
3477 xpt_action(start_ccb);
3478 break;
3479 }
3480 }
3481 }
3482
3483 /*
3484 * In each of the methods below, while its the caller's
3485 * responsibility to ensure the request will fit into a
3486 * single device request, we might have changed the delete
3487 * method due to the device incorrectly advertising either
3488 * its supported methods or limits.
3489 *
3490 * To prevent this causing further issues we validate the
3491 * against the methods limits, and warn which would
3492 * otherwise be unnecessary.
3493 */
3494 static void
3495 da_delete_unmap(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
3496 {
3497 struct da_softc *softc = (struct da_softc *)periph->softc;;
3498 struct bio *bp1;
3499 uint8_t *buf = softc->unmap_buf;
3500 uint64_t lba, lastlba = (uint64_t)-1;
3501 uint64_t totalcount = 0;
3502 uint64_t count;
3503 uint32_t lastcount = 0, c;
3504 uint32_t off, ranges = 0;
3505
3506 /*
3507 * Currently this doesn't take the UNMAP
3508 * Granularity and Granularity Alignment
3509 * fields into account.
3510 *
3511 * This could result in both unoptimal unmap
3512 * requests as as well as UNMAP calls unmapping
3513 * fewer LBA's than requested.
3514 */
3515
3516 bzero(softc->unmap_buf, sizeof(softc->unmap_buf));
3517 bp1 = bp;
3518 do {
3519 /*
3520 * Note: ada and da are different in how they store the
3521 * pending bp's in a trim. ada stores all of them in the
3522 * trim_req.bps. da stores all but the first one in the
3523 * delete_run_queue. ada then completes all the bps in
3524 * its adadone() loop. da completes all the bps in the
3525 * delete_run_queue in dadone, and relies on the biodone
3526 * after to complete. This should be reconciled since there's
3527 * no real reason to do it differently. XXX
3528 */
3529 if (bp1 != bp)
3530 bioq_insert_tail(&softc->delete_run_queue, bp1);
3531 lba = bp1->bio_pblkno;
3532 count = bp1->bio_bcount / softc->params.secsize;
3533
3534 /* Try to extend the previous range. */
3535 if (lba == lastlba) {
3536 c = omin(count, UNMAP_RANGE_MAX - lastcount);
3537 lastcount += c;
3538 off = ((ranges - 1) * UNMAP_RANGE_SIZE) +
3539 UNMAP_HEAD_SIZE;
3540 scsi_ulto4b(lastcount, &buf[off + 8]);
3541 count -= c;
3542 lba +=c;
3543 totalcount += c;
3544 }
3545
3546 while (count > 0) {
3547 c = omin(count, UNMAP_RANGE_MAX);
3548 if (totalcount + c > softc->unmap_max_lba ||
3549 ranges >= softc->unmap_max_ranges) {
3550 xpt_print(periph->path,
3551 "%s issuing short delete %ld > %ld"
3552 "|| %d >= %d",
3553 da_delete_method_desc[softc->delete_method],
3554 totalcount + c, softc->unmap_max_lba,
3555 ranges, softc->unmap_max_ranges);
3556 break;
3557 }
3558 off = (ranges * UNMAP_RANGE_SIZE) + UNMAP_HEAD_SIZE;
3559 scsi_u64to8b(lba, &buf[off + 0]);
3560 scsi_ulto4b(c, &buf[off + 8]);
3561 lba += c;
3562 totalcount += c;
3563 ranges++;
3564 count -= c;
3565 lastcount = c;
3566 }
3567 lastlba = lba;
3568 bp1 = cam_iosched_next_trim(softc->cam_iosched);
3569 if (bp1 == NULL)
3570 break;
3571 if (ranges >= softc->unmap_max_ranges ||
3572 totalcount + bp1->bio_bcount /
3573 softc->params.secsize > softc->unmap_max_lba) {
3574 cam_iosched_put_back_trim(softc->cam_iosched, bp1);
3575 break;
3576 }
3577 } while (1);
3578 scsi_ulto2b(ranges * 16 + 6, &buf[0]);
3579 scsi_ulto2b(ranges * 16, &buf[2]);
3580
3581 scsi_unmap(&ccb->csio,
3582 /*retries*/da_retry_count,
3583 /*cbfcnp*/dadone,
3584 /*tag_action*/MSG_SIMPLE_Q_TAG,
3585 /*byte2*/0,
3586 /*data_ptr*/ buf,
3587 /*dxfer_len*/ ranges * 16 + 8,
3588 /*sense_len*/SSD_FULL_SIZE,
3589 da_default_timeout * 1000);
3590 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
3591 ccb->ccb_h.flags |= CAM_UNLOCKED;
3592 cam_iosched_submit_trim(softc->cam_iosched);
3593 }
3594
3595 static void
3596 da_delete_trim(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
3597 {
3598 struct da_softc *softc = (struct da_softc *)periph->softc;
3599 struct bio *bp1;
3600 uint8_t *buf = softc->unmap_buf;
3601 uint64_t lastlba = (uint64_t)-1;
3602 uint64_t count;
3603 uint64_t lba;
3604 uint32_t lastcount = 0, c, requestcount;
3605 int ranges = 0, off, block_count;
3606
3607 bzero(softc->unmap_buf, sizeof(softc->unmap_buf));
3608 bp1 = bp;
3609 do {
3610 if (bp1 != bp)//XXX imp XXX
3611 bioq_insert_tail(&softc->delete_run_queue, bp1);
3612 lba = bp1->bio_pblkno;
3613 count = bp1->bio_bcount / softc->params.secsize;
3614 requestcount = count;
3615
3616 /* Try to extend the previous range. */
3617 if (lba == lastlba) {
3618 c = omin(count, ATA_DSM_RANGE_MAX - lastcount);
3619 lastcount += c;
3620 off = (ranges - 1) * 8;
3621 buf[off + 6] = lastcount & 0xff;
3622 buf[off + 7] = (lastcount >> 8) & 0xff;
3623 count -= c;
3624 lba += c;
3625 }
3626
3627 while (count > 0) {
3628 c = omin(count, ATA_DSM_RANGE_MAX);
3629 off = ranges * 8;
3630
3631 buf[off + 0] = lba & 0xff;
3632 buf[off + 1] = (lba >> 8) & 0xff;
3633 buf[off + 2] = (lba >> 16) & 0xff;
3634 buf[off + 3] = (lba >> 24) & 0xff;
3635 buf[off + 4] = (lba >> 32) & 0xff;
3636 buf[off + 5] = (lba >> 40) & 0xff;
3637 buf[off + 6] = c & 0xff;
3638 buf[off + 7] = (c >> 8) & 0xff;
3639 lba += c;
3640 ranges++;
3641 count -= c;
3642 lastcount = c;
3643 if (count != 0 && ranges == softc->trim_max_ranges) {
3644 xpt_print(periph->path,
3645 "%s issuing short delete %ld > %ld\n",
3646 da_delete_method_desc[softc->delete_method],
3647 requestcount,
3648 (softc->trim_max_ranges - ranges) *
3649 ATA_DSM_RANGE_MAX);
3650 break;
3651 }
3652 }
3653 lastlba = lba;
3654 bp1 = cam_iosched_next_trim(softc->cam_iosched);
3655 if (bp1 == NULL)
3656 break;
3657 if (bp1->bio_bcount / softc->params.secsize >
3658 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) {
3659 cam_iosched_put_back_trim(softc->cam_iosched, bp1);
3660 break;
3661 }
3662 } while (1);
3663
3664 block_count = howmany(ranges, ATA_DSM_BLK_RANGES);
3665 scsi_ata_trim(&ccb->csio,
3666 /*retries*/da_retry_count,
3667 /*cbfcnp*/dadone,
3668 /*tag_action*/MSG_SIMPLE_Q_TAG,
3669 block_count,
3670 /*data_ptr*/buf,
3671 /*dxfer_len*/block_count * ATA_DSM_BLK_SIZE,
3672 /*sense_len*/SSD_FULL_SIZE,
3673 da_default_timeout * 1000);
3674 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
3675 ccb->ccb_h.flags |= CAM_UNLOCKED;
3676 cam_iosched_submit_trim(softc->cam_iosched);
3677 }
3678
3679 /*
3680 * We calculate ws_max_blks here based off d_delmaxsize instead
3681 * of using softc->ws_max_blks as it is absolute max for the
3682 * device not the protocol max which may well be lower.
3683 */
3684 static void
3685 da_delete_ws(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
3686 {
3687 struct da_softc *softc;
3688 struct bio *bp1;
3689 uint64_t ws_max_blks;
3690 uint64_t lba;
3691 uint64_t count; /* forward compat with WS32 */
3692
3693 softc = (struct da_softc *)periph->softc;
3694 ws_max_blks = softc->disk->d_delmaxsize / softc->params.secsize;
3695 lba = bp->bio_pblkno;
3696 count = 0;
3697 bp1 = bp;
3698 do {
3699 if (bp1 != bp)//XXX imp XXX
3700 bioq_insert_tail(&softc->delete_run_queue, bp1);
3701 count += bp1->bio_bcount / softc->params.secsize;
3702 if (count > ws_max_blks) {
3703 xpt_print(periph->path,
3704 "%s issuing short delete %ld > %ld\n",
3705 da_delete_method_desc[softc->delete_method],
3706 count, ws_max_blks);
3707 count = omin(count, ws_max_blks);
3708 break;
3709 }
3710 bp1 = cam_iosched_next_trim(softc->cam_iosched);
3711 if (bp1 == NULL)
3712 break;
3713 if (lba + count != bp1->bio_pblkno ||
3714 count + bp1->bio_bcount /
3715 softc->params.secsize > ws_max_blks) {
3716 cam_iosched_put_back_trim(softc->cam_iosched, bp1);
3717 break;
3718 }
3719 } while (1);
3720
3721 scsi_write_same(&ccb->csio,
3722 /*retries*/da_retry_count,
3723 /*cbfcnp*/dadone,
3724 /*tag_action*/MSG_SIMPLE_Q_TAG,
3725 /*byte2*/softc->delete_method ==
3726 DA_DELETE_ZERO ? 0 : SWS_UNMAP,
3727 softc->delete_method == DA_DELETE_WS16 ? 16 : 10,
3728 /*lba*/lba,
3729 /*block_count*/count,
3730 /*data_ptr*/ __DECONST(void *, zero_region),
3731 /*dxfer_len*/ softc->params.secsize,
3732 /*sense_len*/SSD_FULL_SIZE,
3733 da_default_timeout * 1000);
3734 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
3735 ccb->ccb_h.flags |= CAM_UNLOCKED;
3736 cam_iosched_submit_trim(softc->cam_iosched);
3737 }
3738
3739 static int
3740 cmd6workaround(union ccb *ccb)
3741 {
3742 struct scsi_rw_6 cmd6;
3743 struct scsi_rw_10 *cmd10;
3744 struct da_softc *softc;
3745 u_int8_t *cdb;
3746 struct bio *bp;
3747 int frozen;
3748
3749 cdb = ccb->csio.cdb_io.cdb_bytes;
3750 softc = (struct da_softc *)xpt_path_periph(ccb->ccb_h.path)->softc;
3751
3752 if (ccb->ccb_h.ccb_state == DA_CCB_DELETE) {
3753 da_delete_methods old_method = softc->delete_method;
3754
3755 /*
3756 * Typically there are two reasons for failure here
3757 * 1. Delete method was detected as supported but isn't
3758 * 2. Delete failed due to invalid params e.g. too big
3759 *
3760 * While we will attempt to choose an alternative delete method
3761 * this may result in short deletes if the existing delete
3762 * requests from geom are big for the new method chosen.
3763 *
3764 * This method assumes that the error which triggered this
3765 * will not retry the io otherwise a panic will occur
3766 */
3767 dadeleteflag(softc, old_method, 0);
3768 dadeletemethodchoose(softc, DA_DELETE_DISABLE);
3769 if (softc->delete_method == DA_DELETE_DISABLE)
3770 xpt_print(ccb->ccb_h.path,
3771 "%s failed, disabling BIO_DELETE\n",
3772 da_delete_method_desc[old_method]);
3773 else
3774 xpt_print(ccb->ccb_h.path,
3775 "%s failed, switching to %s BIO_DELETE\n",
3776 da_delete_method_desc[old_method],
3777 da_delete_method_desc[softc->delete_method]);
3778
3779 while ((bp = bioq_takefirst(&softc->delete_run_queue)) != NULL)
3780 cam_iosched_queue_work(softc->cam_iosched, bp);
3781 cam_iosched_queue_work(softc->cam_iosched,
3782 (struct bio *)ccb->ccb_h.ccb_bp);
3783 ccb->ccb_h.ccb_bp = NULL;
3784 return (0);
3785 }
3786
3787 /* Detect unsupported PREVENT ALLOW MEDIUM REMOVAL. */
3788 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 &&
3789 (*cdb == PREVENT_ALLOW) &&
3790 (softc->quirks & DA_Q_NO_PREVENT) == 0) {
3791 if (bootverbose)
3792 xpt_print(ccb->ccb_h.path,
3793 "PREVENT ALLOW MEDIUM REMOVAL not supported.\n");
3794 softc->quirks |= DA_Q_NO_PREVENT;
3795 return (0);
3796 }
3797
3798 /* Detect unsupported SYNCHRONIZE CACHE(10). */
3799 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 &&
3800 (*cdb == SYNCHRONIZE_CACHE) &&
3801 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) {
3802 if (bootverbose)
3803 xpt_print(ccb->ccb_h.path,
3804 "SYNCHRONIZE CACHE(10) not supported.\n");
3805 softc->quirks |= DA_Q_NO_SYNC_CACHE;
3806 softc->disk->d_flags &= ~DISKFLAG_CANFLUSHCACHE;
3807 return (0);
3808 }
3809
3810 /* Translation only possible if CDB is an array and cmd is R/W6 */
3811 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0 ||
3812 (*cdb != READ_6 && *cdb != WRITE_6))
3813 return 0;
3814
3815 xpt_print(ccb->ccb_h.path, "READ(6)/WRITE(6) not supported, "
3816 "increasing minimum_cmd_size to 10.\n");
3817 softc->minimum_cmd_size = 10;
3818
3819 bcopy(cdb, &cmd6, sizeof(struct scsi_rw_6));
3820 cmd10 = (struct scsi_rw_10 *)cdb;
3821 cmd10->opcode = (cmd6.opcode == READ_6) ? READ_10 : WRITE_10;
3822 cmd10->byte2 = 0;
3823 scsi_ulto4b(scsi_3btoul(cmd6.addr), cmd10->addr);
3824 cmd10->reserved = 0;
3825 scsi_ulto2b(cmd6.length, cmd10->length);
3826 cmd10->control = cmd6.control;
3827 ccb->csio.cdb_len = sizeof(*cmd10);
3828
3829 /* Requeue request, unfreezing queue if necessary */
3830 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0;
3831 ccb->ccb_h.status = CAM_REQUEUE_REQ;
3832 xpt_action(ccb);
3833 if (frozen) {
3834 cam_release_devq(ccb->ccb_h.path,
3835 /*relsim_flags*/0,
3836 /*reduction*/0,
3837 /*timeout*/0,
3838 /*getcount_only*/0);
3839 }
3840 return (ERESTART);
3841 }
3842
3843 static void
3844 dazonedone(struct cam_periph *periph, union ccb *ccb)
3845 {
3846 struct da_softc *softc;
3847 struct bio *bp;
3848
3849 softc = periph->softc;
3850 bp = (struct bio *)ccb->ccb_h.ccb_bp;
3851
3852 switch (bp->bio_zone.zone_cmd) {
3853 case DISK_ZONE_OPEN:
3854 case DISK_ZONE_CLOSE:
3855 case DISK_ZONE_FINISH:
3856 case DISK_ZONE_RWP:
3857 break;
3858 case DISK_ZONE_REPORT_ZONES: {
3859 uint32_t avail_len;
3860 struct disk_zone_report *rep;
3861 struct scsi_report_zones_hdr *hdr;
3862 struct scsi_report_zones_desc *desc;
3863 struct disk_zone_rep_entry *entry;
3864 uint32_t num_alloced, hdr_len, num_avail;
3865 uint32_t num_to_fill, i;
3866 int ata;
3867
3868 rep = &bp->bio_zone.zone_params.report;
3869 avail_len = ccb->csio.dxfer_len - ccb->csio.resid;
3870 /*
3871 * Note that bio_resid isn't normally used for zone
3872 * commands, but it is used by devstat_end_transaction_bio()
3873 * to determine how much data was transferred. Because
3874 * the size of the SCSI/ATA data structures is different
3875 * than the size of the BIO interface structures, the
3876 * amount of data actually transferred from the drive will
3877 * be different than the amount of data transferred to
3878 * the user.
3879 */
3880 bp->bio_resid = ccb->csio.resid;
3881 num_alloced = rep->entries_allocated;
3882 hdr = (struct scsi_report_zones_hdr *)ccb->csio.data_ptr;
3883 if (avail_len < sizeof(*hdr)) {
3884 /*
3885 * Is there a better error than EIO here? We asked
3886 * for at least the header, and we got less than
3887 * that.
3888 */
3889 bp->bio_error = EIO;
3890 bp->bio_flags |= BIO_ERROR;
3891 bp->bio_resid = bp->bio_bcount;
3892 break;
3893 }
3894
3895 if (softc->zone_interface == DA_ZONE_IF_ATA_PASS)
3896 ata = 1;
3897 else
3898 ata = 0;
3899
3900 hdr_len = ata ? le32dec(hdr->length) :
3901 scsi_4btoul(hdr->length);
3902 if (hdr_len > 0)
3903 rep->entries_available = hdr_len / sizeof(*desc);
3904 else
3905 rep->entries_available = 0;
3906 /*
3907 * NOTE: using the same values for the BIO version of the
3908 * same field as the SCSI/ATA values. This means we could
3909 * get some additional values that aren't defined in bio.h
3910 * if more values of the same field are defined later.
3911 */
3912 rep->header.same = hdr->byte4 & SRZ_SAME_MASK;
3913 rep->header.maximum_lba = ata ? le64dec(hdr->maximum_lba) :
3914 scsi_8btou64(hdr->maximum_lba);
3915 /*
3916 * If the drive reports no entries that match the query,
3917 * we're done.
3918 */
3919 if (hdr_len == 0) {
3920 rep->entries_filled = 0;
3921 break;
3922 }
3923
3924 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc),
3925 hdr_len / sizeof(*desc));
3926 /*
3927 * If the drive didn't return any data, then we're done.
3928 */
3929 if (num_avail == 0) {
3930 rep->entries_filled = 0;
3931 break;
3932 }
3933
3934 num_to_fill = min(num_avail, rep->entries_allocated);
3935 /*
3936 * If the user didn't allocate any entries for us to fill,
3937 * we're done.
3938 */
3939 if (num_to_fill == 0) {
3940 rep->entries_filled = 0;
3941 break;
3942 }
3943
3944 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0];
3945 i < num_to_fill; i++, desc++, entry++) {
3946 /*
3947 * NOTE: we're mapping the values here directly
3948 * from the SCSI/ATA bit definitions to the bio.h
3949 * definitons. There is also a warning in
3950 * disk_zone.h, but the impact is that if
3951 * additional values are added in the SCSI/ATA
3952 * specs these will be visible to consumers of
3953 * this interface.
3954 */
3955 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK;
3956 entry->zone_condition =
3957 (desc->zone_flags & SRZ_ZONE_COND_MASK) >>
3958 SRZ_ZONE_COND_SHIFT;
3959 entry->zone_flags |= desc->zone_flags &
3960 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET);
3961 entry->zone_length =
3962 ata ? le64dec(desc->zone_length) :
3963 scsi_8btou64(desc->zone_length);
3964 entry->zone_start_lba =
3965 ata ? le64dec(desc->zone_start_lba) :
3966 scsi_8btou64(desc->zone_start_lba);
3967 entry->write_pointer_lba =
3968 ata ? le64dec(desc->write_pointer_lba) :
3969 scsi_8btou64(desc->write_pointer_lba);
3970 }
3971 rep->entries_filled = num_to_fill;
3972 break;
3973 }
3974 case DISK_ZONE_GET_PARAMS:
3975 default:
3976 /*
3977 * In theory we should not get a GET_PARAMS bio, since it
3978 * should be handled without queueing the command to the
3979 * drive.
3980 */
3981 panic("%s: Invalid zone command %d", __func__,
3982 bp->bio_zone.zone_cmd);
3983 break;
3984 }
3985
3986 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES)
3987 free(ccb->csio.data_ptr, M_SCSIDA);
3988 }
3989
3990 static void
3991 dadone(struct cam_periph *periph, union ccb *done_ccb)
3992 {
3993 struct da_softc *softc;
3994 struct ccb_scsiio *csio;
3995 u_int32_t priority;
3996 da_ccb_state state;
3997
3998 softc = (struct da_softc *)periph->softc;
3999 priority = done_ccb->ccb_h.pinfo.priority;
4000
4001 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone\n"));
4002
4003 csio = &done_ccb->csio;
4004 state = csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK;
4005 switch (state) {
4006 case DA_CCB_BUFFER_IO:
4007 case DA_CCB_DELETE:
4008 {
4009 struct bio *bp, *bp1;
4010
4011 cam_periph_lock(periph);
4012 bp = (struct bio *)done_ccb->ccb_h.ccb_bp;
4013 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
4014 int error;
4015 int sf;
4016
4017 if ((csio->ccb_h.ccb_state & DA_CCB_RETRY_UA) != 0)
4018 sf = SF_RETRY_UA;
4019 else
4020 sf = 0;
4021
4022 error = daerror(done_ccb, CAM_RETRY_SELTO, sf);
4023 if (error == ERESTART) {
4024 /*
4025 * A retry was scheduled, so
4026 * just return.
4027 */
4028 cam_periph_unlock(periph);
4029 return;
4030 }
4031 bp = (struct bio *)done_ccb->ccb_h.ccb_bp;
4032 if (error != 0) {
4033 int queued_error;
4034
4035 /*
4036 * return all queued I/O with EIO, so that
4037 * the client can retry these I/Os in the
4038 * proper order should it attempt to recover.
4039 */
4040 queued_error = EIO;
4041
4042 if (error == ENXIO
4043 && (softc->flags & DA_FLAG_PACK_INVALID)== 0) {
4044 /*
4045 * Catastrophic error. Mark our pack as
4046 * invalid.
4047 */
4048 /*
4049 * XXX See if this is really a media
4050 * XXX change first?
4051 */
4052 xpt_print(periph->path,
4053 "Invalidating pack\n");
4054 softc->flags |= DA_FLAG_PACK_INVALID;
4055 #ifdef CAM_IO_STATS
4056 softc->invalidations++;
4057 #endif
4058 queued_error = ENXIO;
4059 }
4060 cam_iosched_flush(softc->cam_iosched, NULL,
4061 queued_error);
4062 if (bp != NULL) {
4063 bp->bio_error = error;
4064 bp->bio_resid = bp->bio_bcount;
4065 bp->bio_flags |= BIO_ERROR;
4066 }
4067 } else if (bp != NULL) {
4068 if (state == DA_CCB_DELETE)
4069 bp->bio_resid = 0;
4070 else
4071 bp->bio_resid = csio->resid;
4072 bp->bio_error = 0;
4073 if (bp->bio_resid != 0)
4074 bp->bio_flags |= BIO_ERROR;
4075 }
4076 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
4077 cam_release_devq(done_ccb->ccb_h.path,
4078 /*relsim_flags*/0,
4079 /*reduction*/0,
4080 /*timeout*/0,
4081 /*getcount_only*/0);
4082 } else if (bp != NULL) {
4083 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
4084 panic("REQ_CMP with QFRZN");
4085 if (bp->bio_cmd == BIO_ZONE)
4086 dazonedone(periph, done_ccb);
4087 else if (state == DA_CCB_DELETE)
4088 bp->bio_resid = 0;
4089 else
4090 bp->bio_resid = csio->resid;
4091 if ((csio->resid > 0)
4092 && (bp->bio_cmd != BIO_ZONE))
4093 bp->bio_flags |= BIO_ERROR;
4094 if (softc->error_inject != 0) {
4095 bp->bio_error = softc->error_inject;
4096 bp->bio_resid = bp->bio_bcount;
4097 bp->bio_flags |= BIO_ERROR;
4098 softc->error_inject = 0;
4099 }
4100 }
4101
4102 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le);
4103 if (LIST_EMPTY(&softc->pending_ccbs))
4104 softc->flags |= DA_FLAG_WAS_OTAG;
4105
4106 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb);
4107 xpt_release_ccb(done_ccb);
4108 if (state == DA_CCB_DELETE) {
4109 TAILQ_HEAD(, bio) queue;
4110
4111 TAILQ_INIT(&queue);
4112 TAILQ_CONCAT(&queue, &softc->delete_run_queue.queue, bio_queue);
4113 softc->delete_run_queue.insert_point = NULL;
4114 /*
4115 * Normally, the xpt_release_ccb() above would make sure
4116 * that when we have more work to do, that work would
4117 * get kicked off. However, we specifically keep
4118 * delete_running set to 0 before the call above to
4119 * allow other I/O to progress when many BIO_DELETE
4120 * requests are pushed down. We set delete_running to 0
4121 * and call daschedule again so that we don't stall if
4122 * there are no other I/Os pending apart from BIO_DELETEs.
4123 */
4124 cam_iosched_trim_done(softc->cam_iosched);
4125 daschedule(periph);
4126 cam_periph_unlock(periph);
4127 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) {
4128 TAILQ_REMOVE(&queue, bp1, bio_queue);
4129 bp1->bio_error = bp->bio_error;
4130 if (bp->bio_flags & BIO_ERROR) {
4131 bp1->bio_flags |= BIO_ERROR;
4132 bp1->bio_resid = bp1->bio_bcount;
4133 } else
4134 bp1->bio_resid = 0;
4135 biodone(bp1);
4136 }
4137 } else {
4138 daschedule(periph);
4139 cam_periph_unlock(periph);
4140 }
4141 if (bp != NULL)
4142 biodone(bp);
4143 return;
4144 }
4145 case DA_CCB_PROBE_RC:
4146 case DA_CCB_PROBE_RC16:
4147 {
4148 struct scsi_read_capacity_data *rdcap;
4149 struct scsi_read_capacity_data_long *rcaplong;
4150 char announce_buf[80];
4151 int lbp;
4152
4153 lbp = 0;
4154 rdcap = NULL;
4155 rcaplong = NULL;
4156 if (state == DA_CCB_PROBE_RC)
4157 rdcap =(struct scsi_read_capacity_data *)csio->data_ptr;
4158 else
4159 rcaplong = (struct scsi_read_capacity_data_long *)
4160 csio->data_ptr;
4161
4162 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
4163 struct disk_params *dp;
4164 uint32_t block_size;
4165 uint64_t maxsector;
4166 u_int lalba; /* Lowest aligned LBA. */
4167
4168 if (state == DA_CCB_PROBE_RC) {
4169 block_size = scsi_4btoul(rdcap->length);
4170 maxsector = scsi_4btoul(rdcap->addr);
4171 lalba = 0;
4172
4173 /*
4174 * According to SBC-2, if the standard 10
4175 * byte READ CAPACITY command returns 2^32,
4176 * we should issue the 16 byte version of
4177 * the command, since the device in question
4178 * has more sectors than can be represented
4179 * with the short version of the command.
4180 */
4181 if (maxsector == 0xffffffff) {
4182 free(rdcap, M_SCSIDA);
4183 xpt_release_ccb(done_ccb);
4184 softc->state = DA_STATE_PROBE_RC16;
4185 xpt_schedule(periph, priority);
4186 return;
4187 }
4188 } else {
4189 block_size = scsi_4btoul(rcaplong->length);
4190 maxsector = scsi_8btou64(rcaplong->addr);
4191 lalba = scsi_2btoul(rcaplong->lalba_lbp);
4192 }
4193
4194 /*
4195 * Because GEOM code just will panic us if we
4196 * give them an 'illegal' value we'll avoid that
4197 * here.
4198 */
4199 if (block_size == 0) {
4200 block_size = 512;
4201 if (maxsector == 0)
4202 maxsector = -1;
4203 }
4204 if (block_size >= MAXPHYS) {
4205 xpt_print(periph->path,
4206 "unsupportable block size %ju\n",
4207 (uintmax_t) block_size);
4208 announce_buf[0] = '\0';
4209 cam_periph_invalidate(periph);
4210 } else {
4211 /*
4212 * We pass rcaplong into dasetgeom(),
4213 * because it will only use it if it is
4214 * non-NULL.
4215 */
4216 dasetgeom(periph, block_size, maxsector,
4217 rcaplong, sizeof(*rcaplong));
4218 lbp = (lalba & SRC16_LBPME_A);
4219 dp = &softc->params;
4220 snprintf(announce_buf, sizeof(announce_buf),
4221 "%juMB (%ju %u byte sectors)",
4222 ((uintmax_t)dp->secsize * dp->sectors) /
4223 (1024 * 1024),
4224 (uintmax_t)dp->sectors, dp->secsize);
4225 }
4226 } else {
4227 int error;
4228
4229 announce_buf[0] = '\0';
4230
4231 /*
4232 * Retry any UNIT ATTENTION type errors. They
4233 * are expected at boot.
4234 */
4235 error = daerror(done_ccb, CAM_RETRY_SELTO,
4236 SF_RETRY_UA|SF_NO_PRINT);
4237 if (error == ERESTART) {
4238 /*
4239 * A retry was scheuled, so
4240 * just return.
4241 */
4242 return;
4243 } else if (error != 0) {
4244 int asc, ascq;
4245 int sense_key, error_code;
4246 int have_sense;
4247 cam_status status;
4248 struct ccb_getdev cgd;
4249
4250 /* Don't wedge this device's queue */
4251 status = done_ccb->ccb_h.status;
4252 if ((status & CAM_DEV_QFRZN) != 0)
4253 cam_release_devq(done_ccb->ccb_h.path,
4254 /*relsim_flags*/0,
4255 /*reduction*/0,
4256 /*timeout*/0,
4257 /*getcount_only*/0);
4258
4259
4260 xpt_setup_ccb(&cgd.ccb_h,
4261 done_ccb->ccb_h.path,
4262 CAM_PRIORITY_NORMAL);
4263 cgd.ccb_h.func_code = XPT_GDEV_TYPE;
4264 xpt_action((union ccb *)&cgd);
4265
4266 if (scsi_extract_sense_ccb(done_ccb,
4267 &error_code, &sense_key, &asc, &ascq))
4268 have_sense = TRUE;
4269 else
4270 have_sense = FALSE;
4271
4272 /*
4273 * If we tried READ CAPACITY(16) and failed,
4274 * fallback to READ CAPACITY(10).
4275 */
4276 if ((state == DA_CCB_PROBE_RC16) &&
4277 (softc->flags & DA_FLAG_CAN_RC16) &&
4278 (((csio->ccb_h.status & CAM_STATUS_MASK) ==
4279 CAM_REQ_INVALID) ||
4280 ((have_sense) &&
4281 (error_code == SSD_CURRENT_ERROR) &&
4282 (sense_key == SSD_KEY_ILLEGAL_REQUEST)))) {
4283 softc->flags &= ~DA_FLAG_CAN_RC16;
4284 free(rdcap, M_SCSIDA);
4285 xpt_release_ccb(done_ccb);
4286 softc->state = DA_STATE_PROBE_RC;
4287 xpt_schedule(periph, priority);
4288 return;
4289 }
4290
4291 /*
4292 * Attach to anything that claims to be a
4293 * direct access or optical disk device,
4294 * as long as it doesn't return a "Logical
4295 * unit not supported" (0x25) error.
4296 */
4297 if ((have_sense) && (asc != 0x25)
4298 && (error_code == SSD_CURRENT_ERROR)) {
4299 const char *sense_key_desc;
4300 const char *asc_desc;
4301
4302 dasetgeom(periph, 512, -1, NULL, 0);
4303 scsi_sense_desc(sense_key, asc, ascq,
4304 &cgd.inq_data,
4305 &sense_key_desc,
4306 &asc_desc);
4307 snprintf(announce_buf,
4308 sizeof(announce_buf),
4309 "Attempt to query device "
4310 "size failed: %s, %s",
4311 sense_key_desc,
4312 asc_desc);
4313 } else {
4314 if (have_sense)
4315 scsi_sense_print(
4316 &done_ccb->csio);
4317 else {
4318 xpt_print(periph->path,
4319 "got CAM status %#x\n",
4320 done_ccb->ccb_h.status);
4321 }
4322
4323 xpt_print(periph->path, "fatal error, "
4324 "failed to attach to device\n");
4325
4326 /*
4327 * Free up resources.
4328 */
4329 cam_periph_invalidate(periph);
4330 }
4331 }
4332 }
4333 free(csio->data_ptr, M_SCSIDA);
4334 if (announce_buf[0] != '\0' &&
4335 ((softc->flags & DA_FLAG_ANNOUNCED) == 0)) {
4336 /*
4337 * Create our sysctl variables, now that we know
4338 * we have successfully attached.
4339 */
4340 /* increase the refcount */
4341 if (cam_periph_acquire(periph) == CAM_REQ_CMP) {
4342 taskqueue_enqueue(taskqueue_thread,
4343 &softc->sysctl_task);
4344 xpt_announce_periph(periph, announce_buf);
4345 xpt_announce_quirks(periph, softc->quirks,
4346 DA_Q_BIT_STRING);
4347 } else {
4348 xpt_print(periph->path, "fatal error, "
4349 "could not acquire reference count\n");
4350 }
4351 }
4352
4353 /* We already probed the device. */
4354 if (softc->flags & DA_FLAG_PROBED) {
4355 daprobedone(periph, done_ccb);
4356 return;
4357 }
4358
4359 /* Ensure re-probe doesn't see old delete. */
4360 softc->delete_available = 0;
4361 dadeleteflag(softc, DA_DELETE_ZERO, 1);
4362 if (lbp && (softc->quirks & DA_Q_NO_UNMAP) == 0) {
4363 /*
4364 * Based on older SBC-3 spec revisions
4365 * any of the UNMAP methods "may" be
4366 * available via LBP given this flag so
4367 * we flag all of them as available and
4368 * then remove those which further
4369 * probes confirm aren't available
4370 * later.
4371 *
4372 * We could also check readcap(16) p_type
4373 * flag to exclude one or more invalid
4374 * write same (X) types here
4375 */
4376 dadeleteflag(softc, DA_DELETE_WS16, 1);
4377 dadeleteflag(softc, DA_DELETE_WS10, 1);
4378 dadeleteflag(softc, DA_DELETE_UNMAP, 1);
4379
4380 xpt_release_ccb(done_ccb);
4381 softc->state = DA_STATE_PROBE_LBP;
4382 xpt_schedule(periph, priority);
4383 return;
4384 }
4385
4386 xpt_release_ccb(done_ccb);
4387 softc->state = DA_STATE_PROBE_BDC;
4388 xpt_schedule(periph, priority);
4389 return;
4390 }
4391 case DA_CCB_PROBE_LBP:
4392 {
4393 struct scsi_vpd_logical_block_prov *lbp;
4394
4395 lbp = (struct scsi_vpd_logical_block_prov *)csio->data_ptr;
4396
4397 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
4398 /*
4399 * T10/1799-D Revision 31 states at least one of these
4400 * must be supported but we don't currently enforce this.
4401 */
4402 dadeleteflag(softc, DA_DELETE_WS16,
4403 (lbp->flags & SVPD_LBP_WS16));
4404 dadeleteflag(softc, DA_DELETE_WS10,
4405 (lbp->flags & SVPD_LBP_WS10));
4406 dadeleteflag(softc, DA_DELETE_UNMAP,
4407 (lbp->flags & SVPD_LBP_UNMAP));
4408 } else {
4409 int error;
4410 error = daerror(done_ccb, CAM_RETRY_SELTO,
4411 SF_RETRY_UA|SF_NO_PRINT);
4412 if (error == ERESTART)
4413 return;
4414 else if (error != 0) {
4415 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
4416 /* Don't wedge this device's queue */
4417 cam_release_devq(done_ccb->ccb_h.path,
4418 /*relsim_flags*/0,
4419 /*reduction*/0,
4420 /*timeout*/0,
4421 /*getcount_only*/0);
4422 }
4423
4424 /*
4425 * Failure indicates we don't support any SBC-3
4426 * delete methods with UNMAP
4427 */
4428 }
4429 }
4430
4431 free(lbp, M_SCSIDA);
4432 xpt_release_ccb(done_ccb);
4433 softc->state = DA_STATE_PROBE_BLK_LIMITS;
4434 xpt_schedule(periph, priority);
4435 return;
4436 }
4437 case DA_CCB_PROBE_BLK_LIMITS:
4438 {
4439 struct scsi_vpd_block_limits *block_limits;
4440
4441 block_limits = (struct scsi_vpd_block_limits *)csio->data_ptr;
4442
4443 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
4444 uint32_t max_txfer_len = scsi_4btoul(
4445 block_limits->max_txfer_len);
4446 uint32_t max_unmap_lba_cnt = scsi_4btoul(
4447 block_limits->max_unmap_lba_cnt);
4448 uint32_t max_unmap_blk_cnt = scsi_4btoul(
4449 block_limits->max_unmap_blk_cnt);
4450 uint64_t ws_max_blks = scsi_8btou64(
4451 block_limits->max_write_same_length);
4452
4453 if (max_txfer_len != 0) {
4454 softc->disk->d_maxsize = MIN(softc->maxio,
4455 (off_t)max_txfer_len * softc->params.secsize);
4456 }
4457
4458 /*
4459 * We should already support UNMAP but we check lba
4460 * and block count to be sure
4461 */
4462 if (max_unmap_lba_cnt != 0x00L &&
4463 max_unmap_blk_cnt != 0x00L) {
4464 softc->unmap_max_lba = max_unmap_lba_cnt;
4465 softc->unmap_max_ranges = min(max_unmap_blk_cnt,
4466 UNMAP_MAX_RANGES);
4467 } else {
4468 /*
4469 * Unexpected UNMAP limits which means the
4470 * device doesn't actually support UNMAP
4471 */
4472 dadeleteflag(softc, DA_DELETE_UNMAP, 0);
4473 }
4474
4475 if (ws_max_blks != 0x00L)
4476 softc->ws_max_blks = ws_max_blks;
4477 } else {
4478 int error;
4479 error = daerror(done_ccb, CAM_RETRY_SELTO,
4480 SF_RETRY_UA|SF_NO_PRINT);
4481 if (error == ERESTART)
4482 return;
4483 else if (error != 0) {
4484 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
4485 /* Don't wedge this device's queue */
4486 cam_release_devq(done_ccb->ccb_h.path,
4487 /*relsim_flags*/0,
4488 /*reduction*/0,
4489 /*timeout*/0,
4490 /*getcount_only*/0);
4491 }
4492
4493 /*
4494 * Failure here doesn't mean UNMAP is not
4495 * supported as this is an optional page.
4496 */
4497 softc->unmap_max_lba = 1;
4498 softc->unmap_max_ranges = 1;
4499 }
4500 }
4501
4502 free(block_limits, M_SCSIDA);
4503 xpt_release_ccb(done_ccb);
4504 softc->state = DA_STATE_PROBE_BDC;
4505 xpt_schedule(periph, priority);
4506 return;
4507 }
4508 case DA_CCB_PROBE_BDC:
4509 {
4510 struct scsi_vpd_block_device_characteristics *bdc;
4511
4512 bdc = (struct scsi_vpd_block_device_characteristics *)
4513 csio->data_ptr;
4514
4515 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
4516 uint32_t valid_len;
4517
4518 /*
4519 * Disable queue sorting for non-rotational media
4520 * by default.
4521 */
4522 u_int16_t old_rate = softc->disk->d_rotation_rate;
4523
4524 valid_len = csio->dxfer_len - csio->resid;
4525 if (SBDC_IS_PRESENT(bdc, valid_len,
4526 medium_rotation_rate)) {
4527 softc->disk->d_rotation_rate =
4528 scsi_2btoul(bdc->medium_rotation_rate);
4529 if (softc->disk->d_rotation_rate ==
4530 SVPD_BDC_RATE_NON_ROTATING) {
4531 cam_iosched_set_sort_queue(
4532 softc->cam_iosched, 0);
4533 softc->rotating = 0;
4534 }
4535 if (softc->disk->d_rotation_rate != old_rate) {
4536 disk_attr_changed(softc->disk,
4537 "GEOM::rotation_rate", M_NOWAIT);
4538 }
4539 }
4540 if ((SBDC_IS_PRESENT(bdc, valid_len, flags))
4541 && (softc->zone_mode == DA_ZONE_NONE)) {
4542 int ata_proto;
4543
4544 if (scsi_vpd_supported_page(periph,
4545 SVPD_ATA_INFORMATION))
4546 ata_proto = 1;
4547 else
4548 ata_proto = 0;
4549
4550 /*
4551 * The Zoned field will only be set for
4552 * Drive Managed and Host Aware drives. If
4553 * they are Host Managed, the device type
4554 * in the standard INQUIRY data should be
4555 * set to T_ZBC_HM (0x14).
4556 */
4557 if ((bdc->flags & SVPD_ZBC_MASK) ==
4558 SVPD_HAW_ZBC) {
4559 softc->zone_mode = DA_ZONE_HOST_AWARE;
4560 softc->zone_interface = (ata_proto) ?
4561 DA_ZONE_IF_ATA_SAT : DA_ZONE_IF_SCSI;
4562 } else if ((bdc->flags & SVPD_ZBC_MASK) ==
4563 SVPD_DM_ZBC) {
4564 softc->zone_mode =DA_ZONE_DRIVE_MANAGED;
4565 softc->zone_interface = (ata_proto) ?
4566 DA_ZONE_IF_ATA_SAT : DA_ZONE_IF_SCSI;
4567 } else if ((bdc->flags & SVPD_ZBC_MASK) !=
4568 SVPD_ZBC_NR) {
4569 xpt_print(periph->path, "Unknown zoned "
4570 "type %#x",
4571 bdc->flags & SVPD_ZBC_MASK);
4572 }
4573 }
4574 } else {
4575 int error;
4576 error = daerror(done_ccb, CAM_RETRY_SELTO,
4577 SF_RETRY_UA|SF_NO_PRINT);
4578 if (error == ERESTART)
4579 return;
4580 else if (error != 0) {
4581 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
4582 /* Don't wedge this device's queue */
4583 cam_release_devq(done_ccb->ccb_h.path,
4584 /*relsim_flags*/0,
4585 /*reduction*/0,
4586 /*timeout*/0,
4587 /*getcount_only*/0);
4588 }
4589 }
4590 }
4591
4592 free(bdc, M_SCSIDA);
4593 xpt_release_ccb(done_ccb);
4594 softc->state = DA_STATE_PROBE_ATA;
4595 xpt_schedule(periph, priority);
4596 return;
4597 }
4598 case DA_CCB_PROBE_ATA:
4599 {
4600 int i;
4601 struct ata_params *ata_params;
4602 int continue_probe;
4603 int error;
4604 int16_t *ptr;
4605
4606 ata_params = (struct ata_params *)csio->data_ptr;
4607 ptr = (uint16_t *)ata_params;
4608 continue_probe = 0;
4609 error = 0;
4610
4611 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
4612 uint16_t old_rate;
4613
4614 for (i = 0; i < sizeof(*ata_params) / 2; i++)
4615 ptr[i] = le16toh(ptr[i]);
4616 if (ata_params->support_dsm & ATA_SUPPORT_DSM_TRIM &&
4617 (softc->quirks & DA_Q_NO_UNMAP) == 0) {
4618 dadeleteflag(softc, DA_DELETE_ATA_TRIM, 1);
4619 if (ata_params->max_dsm_blocks != 0)
4620 softc->trim_max_ranges = min(
4621 softc->trim_max_ranges,
4622 ata_params->max_dsm_blocks *
4623 ATA_DSM_BLK_RANGES);
4624 }
4625 /*
4626 * Disable queue sorting for non-rotational media
4627 * by default.
4628 */
4629 old_rate = softc->disk->d_rotation_rate;
4630 softc->disk->d_rotation_rate =
4631 ata_params->media_rotation_rate;
4632 if (softc->disk->d_rotation_rate ==
4633 ATA_RATE_NON_ROTATING) {
4634 cam_iosched_set_sort_queue(softc->cam_iosched, 0);
4635 softc->rotating = 0;
4636 }
4637 if (softc->disk->d_rotation_rate != old_rate) {
4638 disk_attr_changed(softc->disk,
4639 "GEOM::rotation_rate", M_NOWAIT);
4640 }
4641
4642 if (ata_params->capabilities1 & ATA_SUPPORT_DMA)
4643 softc->flags |= DA_FLAG_CAN_ATA_DMA;
4644
4645 if (ata_params->support.extension &
4646 ATA_SUPPORT_GENLOG)
4647 softc->flags |= DA_FLAG_CAN_ATA_LOG;
4648
4649 /*
4650 * At this point, if we have a SATA host aware drive,
4651 * we communicate via ATA passthrough unless the
4652 * SAT layer supports ZBC -> ZAC translation. In
4653 * that case,
4654 */
4655 /*
4656 * XXX KDM figure out how to detect a host managed
4657 * SATA drive.
4658 */
4659 if (softc->zone_mode == DA_ZONE_NONE) {
4660 /*
4661 * Note that we don't override the zone
4662 * mode or interface if it has already been
4663 * set. This is because it has either been
4664 * set as a quirk, or when we probed the
4665 * SCSI Block Device Characteristics page,
4666 * the zoned field was set. The latter
4667 * means that the SAT layer supports ZBC to
4668 * ZAC translation, and we would prefer to
4669 * use that if it is available.
4670 */
4671 if ((ata_params->support3 &
4672 ATA_SUPPORT_ZONE_MASK) ==
4673 ATA_SUPPORT_ZONE_HOST_AWARE) {
4674 softc->zone_mode = DA_ZONE_HOST_AWARE;
4675 softc->zone_interface =
4676 DA_ZONE_IF_ATA_PASS;
4677 } else if ((ata_params->support3 &
4678 ATA_SUPPORT_ZONE_MASK) ==
4679 ATA_SUPPORT_ZONE_DEV_MANAGED) {
4680 softc->zone_mode =DA_ZONE_DRIVE_MANAGED;
4681 softc->zone_interface =
4682 DA_ZONE_IF_ATA_PASS;
4683 }
4684 }
4685
4686 } else {
4687 error = daerror(done_ccb, CAM_RETRY_SELTO,
4688 SF_RETRY_UA|SF_NO_PRINT);
4689 if (error == ERESTART)
4690 return;
4691 else if (error != 0) {
4692 if ((done_ccb->ccb_h.status &
4693 CAM_DEV_QFRZN) != 0) {
4694 /* Don't wedge this device's queue */
4695 cam_release_devq(done_ccb->ccb_h.path,
4696 /*relsim_flags*/0,
4697 /*reduction*/0,
4698 /*timeout*/0,
4699 /*getcount_only*/0);
4700 }
4701 }
4702 }
4703
4704 free(ata_params, M_SCSIDA);
4705 if ((softc->zone_mode == DA_ZONE_HOST_AWARE)
4706 || (softc->zone_mode == DA_ZONE_HOST_MANAGED)) {
4707 /*
4708 * If the ATA IDENTIFY failed, we could be talking
4709 * to a SCSI drive, although that seems unlikely,
4710 * since the drive did report that it supported the
4711 * ATA Information VPD page. If the ATA IDENTIFY
4712 * succeeded, and the SAT layer doesn't support
4713 * ZBC -> ZAC translation, continue on to get the
4714 * directory of ATA logs, and complete the rest of
4715 * the ZAC probe. If the SAT layer does support
4716 * ZBC -> ZAC translation, we want to use that,
4717 * and we'll probe the SCSI Zoned Block Device
4718 * Characteristics VPD page next.
4719 */
4720 if ((error == 0)
4721 && (softc->flags & DA_FLAG_CAN_ATA_LOG)
4722 && (softc->zone_interface == DA_ZONE_IF_ATA_PASS))
4723 softc->state = DA_STATE_PROBE_ATA_LOGDIR;
4724 else
4725 softc->state = DA_STATE_PROBE_ZONE;
4726 continue_probe = 1;
4727 }
4728 if (continue_probe != 0) {
4729 xpt_release_ccb(done_ccb);
4730 xpt_schedule(periph, priority);
4731 return;
4732 } else
4733 daprobedone(periph, done_ccb);
4734 return;
4735 }
4736 case DA_CCB_PROBE_ATA_LOGDIR:
4737 {
4738 int error;
4739
4740 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
4741 error = 0;
4742 softc->valid_logdir_len = 0;
4743 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir));
4744 softc->valid_logdir_len =
4745 csio->dxfer_len - csio->resid;
4746 if (softc->valid_logdir_len > 0)
4747 bcopy(csio->data_ptr, &softc->ata_logdir,
4748 min(softc->valid_logdir_len,
4749 sizeof(softc->ata_logdir)));
4750 /*
4751 * Figure out whether the Identify Device log is
4752 * supported. The General Purpose log directory
4753 * has a header, and lists the number of pages
4754 * available for each GP log identified by the
4755 * offset into the list.
4756 */
4757 if ((softc->valid_logdir_len >=
4758 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t)))
4759 && (le16dec(softc->ata_logdir.header) ==
4760 ATA_GP_LOG_DIR_VERSION)
4761 && (le16dec(&softc->ata_logdir.num_pages[
4762 (ATA_IDENTIFY_DATA_LOG *
4763 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){
4764 softc->flags |= DA_FLAG_CAN_ATA_IDLOG;
4765 } else {
4766 softc->flags &= ~DA_FLAG_CAN_ATA_IDLOG;
4767 }
4768 } else {
4769 error = daerror(done_ccb, CAM_RETRY_SELTO,
4770 SF_RETRY_UA|SF_NO_PRINT);
4771 if (error == ERESTART)
4772 return;
4773 else if (error != 0) {
4774 /*
4775 * If we can't get the ATA log directory,
4776 * then ATA logs are effectively not
4777 * supported even if the bit is set in the
4778 * identify data.
4779 */
4780 softc->flags &= ~(DA_FLAG_CAN_ATA_LOG |
4781 DA_FLAG_CAN_ATA_IDLOG);
4782 if ((done_ccb->ccb_h.status &
4783 CAM_DEV_QFRZN) != 0) {
4784 /* Don't wedge this device's queue */
4785 cam_release_devq(done_ccb->ccb_h.path,
4786 /*relsim_flags*/0,
4787 /*reduction*/0,
4788 /*timeout*/0,
4789 /*getcount_only*/0);
4790 }
4791 }
4792 }
4793
4794 free(csio->data_ptr, M_SCSIDA);
4795
4796 if ((error == 0)
4797 && (softc->flags & DA_FLAG_CAN_ATA_IDLOG)) {
4798 softc->state = DA_STATE_PROBE_ATA_IDDIR;
4799 xpt_release_ccb(done_ccb);
4800 xpt_schedule(periph, priority);
4801 return;
4802 }
4803 daprobedone(periph, done_ccb);
4804 return;
4805 }
4806 case DA_CCB_PROBE_ATA_IDDIR:
4807 {
4808 int error;
4809
4810 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
4811 off_t entries_offset, max_entries;
4812 error = 0;
4813
4814 softc->valid_iddir_len = 0;
4815 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir));
4816 softc->flags &= ~(DA_FLAG_CAN_ATA_SUPCAP |
4817 DA_FLAG_CAN_ATA_ZONE);
4818 softc->valid_iddir_len =
4819 csio->dxfer_len - csio->resid;
4820 if (softc->valid_iddir_len > 0)
4821 bcopy(csio->data_ptr, &softc->ata_iddir,
4822 min(softc->valid_iddir_len,
4823 sizeof(softc->ata_iddir)));
4824
4825 entries_offset =
4826 __offsetof(struct ata_identify_log_pages,entries);
4827 max_entries = softc->valid_iddir_len - entries_offset;
4828 if ((softc->valid_iddir_len > (entries_offset + 1))
4829 && (le64dec(softc->ata_iddir.header) ==
4830 ATA_IDLOG_REVISION)
4831 && (softc->ata_iddir.entry_count > 0)) {
4832 int num_entries, i;
4833
4834 num_entries = softc->ata_iddir.entry_count;
4835 num_entries = min(num_entries,
4836 softc->valid_iddir_len - entries_offset);
4837 for (i = 0; i < num_entries &&
4838 i < max_entries; i++) {
4839 if (softc->ata_iddir.entries[i] ==
4840 ATA_IDL_SUP_CAP)
4841 softc->flags |=
4842 DA_FLAG_CAN_ATA_SUPCAP;
4843 else if (softc->ata_iddir.entries[i]==
4844 ATA_IDL_ZDI)
4845 softc->flags |=
4846 DA_FLAG_CAN_ATA_ZONE;
4847
4848 if ((softc->flags &
4849 DA_FLAG_CAN_ATA_SUPCAP)
4850 && (softc->flags &
4851 DA_FLAG_CAN_ATA_ZONE))
4852 break;
4853 }
4854 }
4855 } else {
4856 error = daerror(done_ccb, CAM_RETRY_SELTO,
4857 SF_RETRY_UA|SF_NO_PRINT);
4858 if (error == ERESTART)
4859 return;
4860 else if (error != 0) {
4861 /*
4862 * If we can't get the ATA Identify Data log
4863 * directory, then it effectively isn't
4864 * supported even if the ATA Log directory
4865 * a non-zero number of pages present for
4866 * this log.
4867 */
4868 softc->flags &= ~DA_FLAG_CAN_ATA_IDLOG;
4869 if ((done_ccb->ccb_h.status &
4870 CAM_DEV_QFRZN) != 0) {
4871 /* Don't wedge this device's queue */
4872 cam_release_devq(done_ccb->ccb_h.path,
4873 /*relsim_flags*/0,
4874 /*reduction*/0,
4875 /*timeout*/0,
4876 /*getcount_only*/0);
4877 }
4878 }
4879 }
4880
4881 free(csio->data_ptr, M_SCSIDA);
4882
4883 if ((error == 0)
4884 && (softc->flags & DA_FLAG_CAN_ATA_SUPCAP)) {
4885 softc->state = DA_STATE_PROBE_ATA_SUP;
4886 xpt_release_ccb(done_ccb);
4887 xpt_schedule(periph, priority);
4888 return;
4889 }
4890 daprobedone(periph, done_ccb);
4891 return;
4892 }
4893 case DA_CCB_PROBE_ATA_SUP:
4894 {
4895 int error;
4896
4897 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
4898 uint32_t valid_len;
4899 size_t needed_size;
4900 struct ata_identify_log_sup_cap *sup_cap;
4901 error = 0;
4902
4903 sup_cap = (struct ata_identify_log_sup_cap *)
4904 csio->data_ptr;
4905 valid_len = csio->dxfer_len - csio->resid;
4906 needed_size =
4907 __offsetof(struct ata_identify_log_sup_cap,
4908 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap);
4909 if (valid_len >= needed_size) {
4910 uint64_t zoned, zac_cap;
4911
4912 zoned = le64dec(sup_cap->zoned_cap);
4913 if (zoned & ATA_ZONED_VALID) {
4914 /*
4915 * This should have already been
4916 * set, because this is also in the
4917 * ATA identify data.
4918 */
4919 if ((zoned & ATA_ZONED_MASK) ==
4920 ATA_SUPPORT_ZONE_HOST_AWARE)
4921 softc->zone_mode =
4922 DA_ZONE_HOST_AWARE;
4923 else if ((zoned & ATA_ZONED_MASK) ==
4924 ATA_SUPPORT_ZONE_DEV_MANAGED)
4925 softc->zone_mode =
4926 DA_ZONE_DRIVE_MANAGED;
4927 }
4928
4929 zac_cap = le64dec(sup_cap->sup_zac_cap);
4930 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) {
4931 if (zac_cap & ATA_REPORT_ZONES_SUP)
4932 softc->zone_flags |=
4933 DA_ZONE_FLAG_RZ_SUP;
4934 if (zac_cap & ATA_ND_OPEN_ZONE_SUP)
4935 softc->zone_flags |=
4936 DA_ZONE_FLAG_OPEN_SUP;
4937 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP)
4938 softc->zone_flags |=
4939 DA_ZONE_FLAG_CLOSE_SUP;
4940 if (zac_cap & ATA_ND_FINISH_ZONE_SUP)
4941 softc->zone_flags |=
4942 DA_ZONE_FLAG_FINISH_SUP;
4943 if (zac_cap & ATA_ND_RWP_SUP)
4944 softc->zone_flags |=
4945 DA_ZONE_FLAG_RWP_SUP;
4946 } else {
4947 /*
4948 * This field was introduced in
4949 * ACS-4, r08 on April 28th, 2015.
4950 * If the drive firmware was written
4951 * to an earlier spec, it won't have
4952 * the field. So, assume all
4953 * commands are supported.
4954 */
4955 softc->zone_flags |=
4956 DA_ZONE_FLAG_SUP_MASK;
4957 }
4958
4959 }
4960 } else {
4961 error = daerror(done_ccb, CAM_RETRY_SELTO,
4962 SF_RETRY_UA|SF_NO_PRINT);
4963 if (error == ERESTART)
4964 return;
4965 else if (error != 0) {
4966 /*
4967 * If we can't get the ATA Identify Data
4968 * Supported Capabilities page, clear the
4969 * flag...
4970 */
4971 softc->flags &= ~DA_FLAG_CAN_ATA_SUPCAP;
4972 /*
4973 * And clear zone capabilities.
4974 */
4975 softc->zone_flags &= ~DA_ZONE_FLAG_SUP_MASK;
4976 if ((done_ccb->ccb_h.status &
4977 CAM_DEV_QFRZN) != 0) {
4978 /* Don't wedge this device's queue */
4979 cam_release_devq(done_ccb->ccb_h.path,
4980 /*relsim_flags*/0,
4981 /*reduction*/0,
4982 /*timeout*/0,
4983 /*getcount_only*/0);
4984 }
4985 }
4986 }
4987
4988 free(csio->data_ptr, M_SCSIDA);
4989
4990 if ((error == 0)
4991 && (softc->flags & DA_FLAG_CAN_ATA_ZONE)) {
4992 softc->state = DA_STATE_PROBE_ATA_ZONE;
4993 xpt_release_ccb(done_ccb);
4994 xpt_schedule(periph, priority);
4995 return;
4996 }
4997 daprobedone(periph, done_ccb);
4998 return;
4999 }
5000 case DA_CCB_PROBE_ATA_ZONE:
5001 {
5002 int error;
5003
5004 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5005 struct ata_zoned_info_log *zi_log;
5006 uint32_t valid_len;
5007 size_t needed_size;
5008
5009 zi_log = (struct ata_zoned_info_log *)csio->data_ptr;
5010
5011 valid_len = csio->dxfer_len - csio->resid;
5012 needed_size = __offsetof(struct ata_zoned_info_log,
5013 version_info) + 1 + sizeof(zi_log->version_info);
5014 if (valid_len >= needed_size) {
5015 uint64_t tmpvar;
5016
5017 tmpvar = le64dec(zi_log->zoned_cap);
5018 if (tmpvar & ATA_ZDI_CAP_VALID) {
5019 if (tmpvar & ATA_ZDI_CAP_URSWRZ)
5020 softc->zone_flags |=
5021 DA_ZONE_FLAG_URSWRZ;
5022 else
5023 softc->zone_flags &=
5024 ~DA_ZONE_FLAG_URSWRZ;
5025 }
5026 tmpvar = le64dec(zi_log->optimal_seq_zones);
5027 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) {
5028 softc->zone_flags |=
5029 DA_ZONE_FLAG_OPT_SEQ_SET;
5030 softc->optimal_seq_zones = (tmpvar &
5031 ATA_ZDI_OPT_SEQ_MASK);
5032 } else {
5033 softc->zone_flags &=
5034 ~DA_ZONE_FLAG_OPT_SEQ_SET;
5035 softc->optimal_seq_zones = 0;
5036 }
5037
5038 tmpvar =le64dec(zi_log->optimal_nonseq_zones);
5039 if (tmpvar & ATA_ZDI_OPT_NS_VALID) {
5040 softc->zone_flags |=
5041 DA_ZONE_FLAG_OPT_NONSEQ_SET;
5042 softc->optimal_nonseq_zones =
5043 (tmpvar & ATA_ZDI_OPT_NS_MASK);
5044 } else {
5045 softc->zone_flags &=
5046 ~DA_ZONE_FLAG_OPT_NONSEQ_SET;
5047 softc->optimal_nonseq_zones = 0;
5048 }
5049
5050 tmpvar = le64dec(zi_log->max_seq_req_zones);
5051 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) {
5052 softc->zone_flags |=
5053 DA_ZONE_FLAG_MAX_SEQ_SET;
5054 softc->max_seq_zones =
5055 (tmpvar & ATA_ZDI_MAX_SEQ_MASK);
5056 } else {
5057 softc->zone_flags &=
5058 ~DA_ZONE_FLAG_MAX_SEQ_SET;
5059 softc->max_seq_zones = 0;
5060 }
5061 }
5062 } else {
5063 error = daerror(done_ccb, CAM_RETRY_SELTO,
5064 SF_RETRY_UA|SF_NO_PRINT);
5065 if (error == ERESTART)
5066 return;
5067 else if (error != 0) {
5068 softc->flags &= ~DA_FLAG_CAN_ATA_ZONE;
5069 softc->flags &= ~DA_ZONE_FLAG_SET_MASK;
5070
5071 if ((done_ccb->ccb_h.status &
5072 CAM_DEV_QFRZN) != 0) {
5073 /* Don't wedge this device's queue */
5074 cam_release_devq(done_ccb->ccb_h.path,
5075 /*relsim_flags*/0,
5076 /*reduction*/0,
5077 /*timeout*/0,
5078 /*getcount_only*/0);
5079 }
5080 }
5081
5082 }
5083 free(csio->data_ptr, M_SCSIDA);
5084
5085 daprobedone(periph, done_ccb);
5086 return;
5087 }
5088 case DA_CCB_PROBE_ZONE:
5089 {
5090 int error;
5091
5092 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5093 uint32_t valid_len;
5094 size_t needed_len;
5095 struct scsi_vpd_zoned_bdc *zoned_bdc;
5096
5097 error = 0;
5098 zoned_bdc = (struct scsi_vpd_zoned_bdc *)
5099 csio->data_ptr;
5100 valid_len = csio->dxfer_len - csio->resid;
5101 needed_len = __offsetof(struct scsi_vpd_zoned_bdc,
5102 max_seq_req_zones) + 1 +
5103 sizeof(zoned_bdc->max_seq_req_zones);
5104 if ((valid_len >= needed_len)
5105 && (scsi_2btoul(zoned_bdc->page_length) >=
5106 SVPD_ZBDC_PL)) {
5107 if (zoned_bdc->flags & SVPD_ZBDC_URSWRZ)
5108 softc->zone_flags |=
5109 DA_ZONE_FLAG_URSWRZ;
5110 else
5111 softc->zone_flags &=
5112 ~DA_ZONE_FLAG_URSWRZ;
5113 softc->optimal_seq_zones =
5114 scsi_4btoul(zoned_bdc->optimal_seq_zones);
5115 softc->zone_flags |= DA_ZONE_FLAG_OPT_SEQ_SET;
5116 softc->optimal_nonseq_zones = scsi_4btoul(
5117 zoned_bdc->optimal_nonseq_zones);
5118 softc->zone_flags |=
5119 DA_ZONE_FLAG_OPT_NONSEQ_SET;
5120 softc->max_seq_zones =
5121 scsi_4btoul(zoned_bdc->max_seq_req_zones);
5122 softc->zone_flags |= DA_ZONE_FLAG_MAX_SEQ_SET;
5123 }
5124 /*
5125 * All of the zone commands are mandatory for SCSI
5126 * devices.
5127 *
5128 * XXX KDM this is valid as of September 2015.
5129 * Re-check this assumption once the SAT spec is
5130 * updated to support SCSI ZBC to ATA ZAC mapping.
5131 * Since ATA allows zone commands to be reported
5132 * as supported or not, this may not necessarily
5133 * be true for an ATA device behind a SAT (SCSI to
5134 * ATA Translation) layer.
5135 */
5136 softc->zone_flags |= DA_ZONE_FLAG_SUP_MASK;
5137 } else {
5138 error = daerror(done_ccb, CAM_RETRY_SELTO,
5139 SF_RETRY_UA|SF_NO_PRINT);
5140 if (error == ERESTART)
5141 return;
5142 else if (error != 0) {
5143 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5144 /* Don't wedge this device's queue */
5145 cam_release_devq(done_ccb->ccb_h.path,
5146 /*relsim_flags*/0,
5147 /*reduction*/0,
5148 /*timeout*/0,
5149 /*getcount_only*/0);
5150 }
5151 }
5152 }
5153 daprobedone(periph, done_ccb);
5154 return;
5155 }
5156 case DA_CCB_DUMP:
5157 /* No-op. We're polling */
5158 return;
5159 case DA_CCB_TUR:
5160 {
5161 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
5162
5163 if (daerror(done_ccb, CAM_RETRY_SELTO,
5164 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) ==
5165 ERESTART)
5166 return;
5167 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
5168 cam_release_devq(done_ccb->ccb_h.path,
5169 /*relsim_flags*/0,
5170 /*reduction*/0,
5171 /*timeout*/0,
5172 /*getcount_only*/0);
5173 }
5174 xpt_release_ccb(done_ccb);
5175 cam_periph_release_locked(periph);
5176 return;
5177 }
5178 default:
5179 break;
5180 }
5181 xpt_release_ccb(done_ccb);
5182 }
5183
5184 static void
5185 dareprobe(struct cam_periph *periph)
5186 {
5187 struct da_softc *softc;
5188 cam_status status;
5189
5190 softc = (struct da_softc *)periph->softc;
5191
5192 /* Probe in progress; don't interfere. */
5193 if (softc->state != DA_STATE_NORMAL)
5194 return;
5195
5196 status = cam_periph_acquire(periph);
5197 KASSERT(status == CAM_REQ_CMP,
5198 ("dareprobe: cam_periph_acquire failed"));
5199
5200 if (softc->flags & DA_FLAG_CAN_RC16)
5201 softc->state = DA_STATE_PROBE_RC16;
5202 else
5203 softc->state = DA_STATE_PROBE_RC;
5204
5205 xpt_schedule(periph, CAM_PRIORITY_DEV);
5206 }
5207
5208 static int
5209 daerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags)
5210 {
5211 struct da_softc *softc;
5212 struct cam_periph *periph;
5213 int error, error_code, sense_key, asc, ascq;
5214
5215 periph = xpt_path_periph(ccb->ccb_h.path);
5216 softc = (struct da_softc *)periph->softc;
5217
5218 /*
5219 * Automatically detect devices that do not support
5220 * READ(6)/WRITE(6) and upgrade to using 10 byte cdbs.
5221 */
5222 error = 0;
5223 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) {
5224 error = cmd6workaround(ccb);
5225 } else if (scsi_extract_sense_ccb(ccb,
5226 &error_code, &sense_key, &asc, &ascq)) {
5227 if (sense_key == SSD_KEY_ILLEGAL_REQUEST)
5228 error = cmd6workaround(ccb);
5229 /*
5230 * If the target replied with CAPACITY DATA HAS CHANGED UA,
5231 * query the capacity and notify upper layers.
5232 */
5233 else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
5234 asc == 0x2A && ascq == 0x09) {
5235 xpt_print(periph->path, "Capacity data has changed\n");
5236 softc->flags &= ~DA_FLAG_PROBED;
5237 dareprobe(periph);
5238 sense_flags |= SF_NO_PRINT;
5239 } else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
5240 asc == 0x28 && ascq == 0x00) {
5241 softc->flags &= ~DA_FLAG_PROBED;
5242 disk_media_changed(softc->disk, M_NOWAIT);
5243 } else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
5244 asc == 0x3F && ascq == 0x03) {
5245 xpt_print(periph->path, "INQUIRY data has changed\n");
5246 softc->flags &= ~DA_FLAG_PROBED;
5247 dareprobe(periph);
5248 sense_flags |= SF_NO_PRINT;
5249 } else if (sense_key == SSD_KEY_NOT_READY &&
5250 asc == 0x3a && (softc->flags & DA_FLAG_PACK_INVALID) == 0) {
5251 softc->flags |= DA_FLAG_PACK_INVALID;
5252 disk_media_gone(softc->disk, M_NOWAIT);
5253 }
5254 }
5255 if (error == ERESTART)
5256 return (ERESTART);
5257
5258 #ifdef CAM_IO_STATS
5259 switch (ccb->ccb_h.status & CAM_STATUS_MASK) {
5260 case CAM_CMD_TIMEOUT:
5261 softc->timeouts++;
5262 break;
5263 case CAM_REQ_ABORTED:
5264 case CAM_REQ_CMP_ERR:
5265 case CAM_REQ_TERMIO:
5266 case CAM_UNREC_HBA_ERROR:
5267 case CAM_DATA_RUN_ERR:
5268 softc->errors++;
5269 break;
5270 default:
5271 break;
5272 }
5273 #endif
5274
5275 /*
5276 * XXX
5277 * Until we have a better way of doing pack validation,
5278 * don't treat UAs as errors.
5279 */
5280 sense_flags |= SF_RETRY_UA;
5281
5282 if (softc->quirks & DA_Q_RETRY_BUSY)
5283 sense_flags |= SF_RETRY_BUSY;
5284 return(cam_periph_error(ccb, cam_flags, sense_flags,
5285 &softc->saved_ccb));
5286 }
5287
5288 static void
5289 damediapoll(void *arg)
5290 {
5291 struct cam_periph *periph = arg;
5292 struct da_softc *softc = periph->softc;
5293
5294 if (!cam_iosched_has_work_flags(softc->cam_iosched, DA_WORK_TUR) &&
5295 LIST_EMPTY(&softc->pending_ccbs)) {
5296 if (cam_periph_acquire(periph) == CAM_REQ_CMP) {
5297 cam_iosched_set_work_flags(softc->cam_iosched, DA_WORK_TUR);
5298 daschedule(periph);
5299 }
5300 }
5301 /* Queue us up again */
5302 if (da_poll_period != 0)
5303 callout_schedule(&softc->mediapoll_c, da_poll_period * hz);
5304 }
5305
5306 static void
5307 daprevent(struct cam_periph *periph, int action)
5308 {
5309 struct da_softc *softc;
5310 union ccb *ccb;
5311 int error;
5312
5313 softc = (struct da_softc *)periph->softc;
5314
5315 if (((action == PR_ALLOW)
5316 && (softc->flags & DA_FLAG_PACK_LOCKED) == 0)
5317 || ((action == PR_PREVENT)
5318 && (softc->flags & DA_FLAG_PACK_LOCKED) != 0)) {
5319 return;
5320 }
5321
5322 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
5323
5324 scsi_prevent(&ccb->csio,
5325 /*retries*/1,
5326 /*cbcfp*/dadone,
5327 MSG_SIMPLE_Q_TAG,
5328 action,
5329 SSD_FULL_SIZE,
5330 5000);
5331
5332 error = cam_periph_runccb(ccb, daerror, CAM_RETRY_SELTO,
5333 SF_RETRY_UA | SF_NO_PRINT, softc->disk->d_devstat);
5334
5335 if (error == 0) {
5336 if (action == PR_ALLOW)
5337 softc->flags &= ~DA_FLAG_PACK_LOCKED;
5338 else
5339 softc->flags |= DA_FLAG_PACK_LOCKED;
5340 }
5341
5342 xpt_release_ccb(ccb);
5343 }
5344
5345 static void
5346 dasetgeom(struct cam_periph *periph, uint32_t block_len, uint64_t maxsector,
5347 struct scsi_read_capacity_data_long *rcaplong, size_t rcap_len)
5348 {
5349 struct ccb_calc_geometry ccg;
5350 struct da_softc *softc;
5351 struct disk_params *dp;
5352 u_int lbppbe, lalba;
5353 int error;
5354
5355 softc = (struct da_softc *)periph->softc;
5356
5357 dp = &softc->params;
5358 dp->secsize = block_len;
5359 dp->sectors = maxsector + 1;
5360 if (rcaplong != NULL) {
5361 lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE;
5362 lalba = scsi_2btoul(rcaplong->lalba_lbp);
5363 lalba &= SRC16_LALBA_A;
5364 } else {
5365 lbppbe = 0;
5366 lalba = 0;
5367 }
5368
5369 if (lbppbe > 0) {
5370 dp->stripesize = block_len << lbppbe;
5371 dp->stripeoffset = (dp->stripesize - block_len * lalba) %
5372 dp->stripesize;
5373 } else if (softc->quirks & DA_Q_4K) {
5374 dp->stripesize = 4096;
5375 dp->stripeoffset = 0;
5376 } else {
5377 dp->stripesize = 0;
5378 dp->stripeoffset = 0;
5379 }
5380 /*
5381 * Have the controller provide us with a geometry
5382 * for this disk. The only time the geometry
5383 * matters is when we boot and the controller
5384 * is the only one knowledgeable enough to come
5385 * up with something that will make this a bootable
5386 * device.
5387 */
5388 xpt_setup_ccb(&ccg.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
5389 ccg.ccb_h.func_code = XPT_CALC_GEOMETRY;
5390 ccg.block_size = dp->secsize;
5391 ccg.volume_size = dp->sectors;
5392 ccg.heads = 0;
5393 ccg.secs_per_track = 0;
5394 ccg.cylinders = 0;
5395 xpt_action((union ccb*)&ccg);
5396 if ((ccg.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
5397 /*
5398 * We don't know what went wrong here- but just pick
5399 * a geometry so we don't have nasty things like divide
5400 * by zero.
5401 */
5402 dp->heads = 255;
5403 dp->secs_per_track = 255;
5404 dp->cylinders = dp->sectors / (255 * 255);
5405 if (dp->cylinders == 0) {
5406 dp->cylinders = 1;
5407 }
5408 } else {
5409 dp->heads = ccg.heads;
5410 dp->secs_per_track = ccg.secs_per_track;
5411 dp->cylinders = ccg.cylinders;
5412 }
5413
5414 /*
5415 * If the user supplied a read capacity buffer, and if it is
5416 * different than the previous buffer, update the data in the EDT.
5417 * If it's the same, we don't bother. This avoids sending an
5418 * update every time someone opens this device.
5419 */
5420 if ((rcaplong != NULL)
5421 && (bcmp(rcaplong, &softc->rcaplong,
5422 min(sizeof(softc->rcaplong), rcap_len)) != 0)) {
5423 struct ccb_dev_advinfo cdai;
5424
5425 xpt_setup_ccb(&cdai.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
5426 cdai.ccb_h.func_code = XPT_DEV_ADVINFO;
5427 cdai.buftype = CDAI_TYPE_RCAPLONG;
5428 cdai.flags = CDAI_FLAG_STORE;
5429 cdai.bufsiz = rcap_len;
5430 cdai.buf = (uint8_t *)rcaplong;
5431 xpt_action((union ccb *)&cdai);
5432 if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0)
5433 cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE);
5434 if (cdai.ccb_h.status != CAM_REQ_CMP) {
5435 xpt_print(periph->path, "%s: failed to set read "
5436 "capacity advinfo\n", __func__);
5437 /* Use cam_error_print() to decode the status */
5438 cam_error_print((union ccb *)&cdai, CAM_ESF_CAM_STATUS,
5439 CAM_EPF_ALL);
5440 } else {
5441 bcopy(rcaplong, &softc->rcaplong,
5442 min(sizeof(softc->rcaplong), rcap_len));
5443 }
5444 }
5445
5446 softc->disk->d_sectorsize = softc->params.secsize;
5447 softc->disk->d_mediasize = softc->params.secsize * (off_t)softc->params.sectors;
5448 softc->disk->d_stripesize = softc->params.stripesize;
5449 softc->disk->d_stripeoffset = softc->params.stripeoffset;
5450 /* XXX: these are not actually "firmware" values, so they may be wrong */
5451 softc->disk->d_fwsectors = softc->params.secs_per_track;
5452 softc->disk->d_fwheads = softc->params.heads;
5453 softc->disk->d_devstat->block_size = softc->params.secsize;
5454 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE;
5455
5456 error = disk_resize(softc->disk, M_NOWAIT);
5457 if (error != 0)
5458 xpt_print(periph->path, "disk_resize(9) failed, error = %d\n", error);
5459 }
5460
5461 static void
5462 dasendorderedtag(void *arg)
5463 {
5464 struct da_softc *softc = arg;
5465
5466 if (da_send_ordered) {
5467 if (!LIST_EMPTY(&softc->pending_ccbs)) {
5468 if ((softc->flags & DA_FLAG_WAS_OTAG) == 0)
5469 softc->flags |= DA_FLAG_NEED_OTAG;
5470 softc->flags &= ~DA_FLAG_WAS_OTAG;
5471 }
5472 }
5473 /* Queue us up again */
5474 callout_reset(&softc->sendordered_c,
5475 (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL,
5476 dasendorderedtag, softc);
5477 }
5478
5479 /*
5480 * Step through all DA peripheral drivers, and if the device is still open,
5481 * sync the disk cache to physical media.
5482 */
5483 static void
5484 dashutdown(void * arg, int howto)
5485 {
5486 struct cam_periph *periph;
5487 struct da_softc *softc;
5488 union ccb *ccb;
5489 int error;
5490
5491 CAM_PERIPH_FOREACH(periph, &dadriver) {
5492 softc = (struct da_softc *)periph->softc;
5493 if (SCHEDULER_STOPPED()) {
5494 /* If we paniced with the lock held, do not recurse. */
5495 if (!cam_periph_owned(periph) &&
5496 (softc->flags & DA_FLAG_OPEN)) {
5497 dadump(softc->disk, NULL, 0, 0, 0);
5498 }
5499 continue;
5500 }
5501 cam_periph_lock(periph);
5502
5503 /*
5504 * We only sync the cache if the drive is still open, and
5505 * if the drive is capable of it..
5506 */
5507 if (((softc->flags & DA_FLAG_OPEN) == 0)
5508 || (softc->quirks & DA_Q_NO_SYNC_CACHE)) {
5509 cam_periph_unlock(periph);
5510 continue;
5511 }
5512
5513 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
5514 scsi_synchronize_cache(&ccb->csio,
5515 /*retries*/0,
5516 /*cbfcnp*/dadone,
5517 MSG_SIMPLE_Q_TAG,
5518 /*begin_lba*/0, /* whole disk */
5519 /*lb_count*/0,
5520 SSD_FULL_SIZE,
5521 60 * 60 * 1000);
5522
5523 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0,
5524 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR,
5525 softc->disk->d_devstat);
5526 if (error != 0)
5527 xpt_print(periph->path, "Synchronize cache failed\n");
5528 xpt_release_ccb(ccb);
5529 cam_periph_unlock(periph);
5530 }
5531 }
5532
5533 #else /* !_KERNEL */
5534
5535 /*
5536 * XXX These are only left out of the kernel build to silence warnings. If,
5537 * for some reason these functions are used in the kernel, the ifdefs should
5538 * be moved so they are included both in the kernel and userland.
5539 */
5540 void
5541 scsi_format_unit(struct ccb_scsiio *csio, u_int32_t retries,
5542 void (*cbfcnp)(struct cam_periph *, union ccb *),
5543 u_int8_t tag_action, u_int8_t byte2, u_int16_t ileave,
5544 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len,
5545 u_int32_t timeout)
5546 {
5547 struct scsi_format_unit *scsi_cmd;
5548
5549 scsi_cmd = (struct scsi_format_unit *)&csio->cdb_io.cdb_bytes;
5550 scsi_cmd->opcode = FORMAT_UNIT;
5551 scsi_cmd->byte2 = byte2;
5552 scsi_ulto2b(ileave, scsi_cmd->interleave);
5553
5554 cam_fill_csio(csio,
5555 retries,
5556 cbfcnp,
5557 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
5558 tag_action,
5559 data_ptr,
5560 dxfer_len,
5561 sense_len,
5562 sizeof(*scsi_cmd),
5563 timeout);
5564 }
5565
5566 void
5567 scsi_read_defects(struct ccb_scsiio *csio, uint32_t retries,
5568 void (*cbfcnp)(struct cam_periph *, union ccb *),
5569 uint8_t tag_action, uint8_t list_format,
5570 uint32_t addr_desc_index, uint8_t *data_ptr,
5571 uint32_t dxfer_len, int minimum_cmd_size,
5572 uint8_t sense_len, uint32_t timeout)
5573 {
5574 uint8_t cdb_len;
5575
5576 /*
5577 * These conditions allow using the 10 byte command. Otherwise we
5578 * need to use the 12 byte command.
5579 */
5580 if ((minimum_cmd_size <= 10)
5581 && (addr_desc_index == 0)
5582 && (dxfer_len <= SRDD10_MAX_LENGTH)) {
5583 struct scsi_read_defect_data_10 *cdb10;
5584
5585 cdb10 = (struct scsi_read_defect_data_10 *)
5586 &csio->cdb_io.cdb_bytes;
5587
5588 cdb_len = sizeof(*cdb10);
5589 bzero(cdb10, cdb_len);
5590 cdb10->opcode = READ_DEFECT_DATA_10;
5591 cdb10->format = list_format;
5592 scsi_ulto2b(dxfer_len, cdb10->alloc_length);
5593 } else {
5594 struct scsi_read_defect_data_12 *cdb12;
5595
5596 cdb12 = (struct scsi_read_defect_data_12 *)
5597 &csio->cdb_io.cdb_bytes;
5598
5599 cdb_len = sizeof(*cdb12);
5600 bzero(cdb12, cdb_len);
5601 cdb12->opcode = READ_DEFECT_DATA_12;
5602 cdb12->format = list_format;
5603 scsi_ulto4b(dxfer_len, cdb12->alloc_length);
5604 scsi_ulto4b(addr_desc_index, cdb12->address_descriptor_index);
5605 }
5606
5607 cam_fill_csio(csio,
5608 retries,
5609 cbfcnp,
5610 /*flags*/ CAM_DIR_IN,
5611 tag_action,
5612 data_ptr,
5613 dxfer_len,
5614 sense_len,
5615 cdb_len,
5616 timeout);
5617 }
5618
5619 void
5620 scsi_sanitize(struct ccb_scsiio *csio, u_int32_t retries,
5621 void (*cbfcnp)(struct cam_periph *, union ccb *),
5622 u_int8_t tag_action, u_int8_t byte2, u_int16_t control,
5623 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len,
5624 u_int32_t timeout)
5625 {
5626 struct scsi_sanitize *scsi_cmd;
5627
5628 scsi_cmd = (struct scsi_sanitize *)&csio->cdb_io.cdb_bytes;
5629 scsi_cmd->opcode = SANITIZE;
5630 scsi_cmd->byte2 = byte2;
5631 scsi_cmd->control = control;
5632 scsi_ulto2b(dxfer_len, scsi_cmd->length);
5633
5634 cam_fill_csio(csio,
5635 retries,
5636 cbfcnp,
5637 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
5638 tag_action,
5639 data_ptr,
5640 dxfer_len,
5641 sense_len,
5642 sizeof(*scsi_cmd),
5643 timeout);
5644 }
5645
5646 #endif /* _KERNEL */
5647
5648 void
5649 scsi_zbc_out(struct ccb_scsiio *csio, uint32_t retries,
5650 void (*cbfcnp)(struct cam_periph *, union ccb *),
5651 uint8_t tag_action, uint8_t service_action, uint64_t zone_id,
5652 uint8_t zone_flags, uint8_t *data_ptr, uint32_t dxfer_len,
5653 uint8_t sense_len, uint32_t timeout)
5654 {
5655 struct scsi_zbc_out *scsi_cmd;
5656
5657 scsi_cmd = (struct scsi_zbc_out *)&csio->cdb_io.cdb_bytes;
5658 scsi_cmd->opcode = ZBC_OUT;
5659 scsi_cmd->service_action = service_action;
5660 scsi_u64to8b(zone_id, scsi_cmd->zone_id);
5661 scsi_cmd->zone_flags = zone_flags;
5662
5663 cam_fill_csio(csio,
5664 retries,
5665 cbfcnp,
5666 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
5667 tag_action,
5668 data_ptr,
5669 dxfer_len,
5670 sense_len,
5671 sizeof(*scsi_cmd),
5672 timeout);
5673 }
5674
5675 void
5676 scsi_zbc_in(struct ccb_scsiio *csio, uint32_t retries,
5677 void (*cbfcnp)(struct cam_periph *, union ccb *),
5678 uint8_t tag_action, uint8_t service_action, uint64_t zone_start_lba,
5679 uint8_t zone_options, uint8_t *data_ptr, uint32_t dxfer_len,
5680 uint8_t sense_len, uint32_t timeout)
5681 {
5682 struct scsi_zbc_in *scsi_cmd;
5683
5684 scsi_cmd = (struct scsi_zbc_in *)&csio->cdb_io.cdb_bytes;
5685 scsi_cmd->opcode = ZBC_IN;
5686 scsi_cmd->service_action = service_action;
5687 scsi_u64to8b(zone_start_lba, scsi_cmd->zone_start_lba);
5688 scsi_cmd->zone_options = zone_options;
5689
5690 cam_fill_csio(csio,
5691 retries,
5692 cbfcnp,
5693 /*flags*/ (dxfer_len > 0) ? CAM_DIR_IN : CAM_DIR_NONE,
5694 tag_action,
5695 data_ptr,
5696 dxfer_len,
5697 sense_len,
5698 sizeof(*scsi_cmd),
5699 timeout);
5700
5701 }
5702
5703 int
5704 scsi_ata_zac_mgmt_out(struct ccb_scsiio *csio, uint32_t retries,
5705 void (*cbfcnp)(struct cam_periph *, union ccb *),
5706 uint8_t tag_action, int use_ncq,
5707 uint8_t zm_action, uint64_t zone_id, uint8_t zone_flags,
5708 uint8_t *data_ptr, uint32_t dxfer_len,
5709 uint8_t *cdb_storage, size_t cdb_storage_len,
5710 uint8_t sense_len, uint32_t timeout)
5711 {
5712 uint8_t command_out, protocol, ata_flags;
5713 uint16_t features_out;
5714 uint32_t sectors_out, auxiliary;
5715 int retval;
5716
5717 retval = 0;
5718
5719 if (use_ncq == 0) {
5720 command_out = ATA_ZAC_MANAGEMENT_OUT;
5721 features_out = (zm_action & 0xf) | (zone_flags << 8),
5722 ata_flags = AP_FLAG_BYT_BLOK_BLOCKS;
5723 if (dxfer_len == 0) {
5724 protocol = AP_PROTO_NON_DATA;
5725 ata_flags |= AP_FLAG_TLEN_NO_DATA;
5726 sectors_out = 0;
5727 } else {
5728 protocol = AP_PROTO_DMA;
5729 ata_flags |= AP_FLAG_TLEN_SECT_CNT |
5730 AP_FLAG_TDIR_TO_DEV;
5731 sectors_out = ((dxfer_len >> 9) & 0xffff);
5732 }
5733 auxiliary = 0;
5734 } else {
5735 ata_flags = AP_FLAG_BYT_BLOK_BLOCKS;
5736 if (dxfer_len == 0) {
5737 command_out = ATA_NCQ_NON_DATA;
5738 features_out = ATA_NCQ_ZAC_MGMT_OUT;
5739 /*
5740 * We're assuming the SCSI to ATA translation layer
5741 * will set the NCQ tag number in the tag field.
5742 * That isn't clear from the SAT-4 spec (as of rev 05).
5743 */
5744 sectors_out = 0;
5745 ata_flags |= AP_FLAG_TLEN_NO_DATA;
5746 } else {
5747 command_out = ATA_SEND_FPDMA_QUEUED;
5748 /*
5749 * Note that we're defaulting to normal priority,
5750 * and assuming that the SCSI to ATA translation
5751 * layer will insert the NCQ tag number in the tag
5752 * field. That isn't clear in the SAT-4 spec (as
5753 * of rev 05).
5754 */
5755 sectors_out = ATA_SFPDMA_ZAC_MGMT_OUT << 8;
5756
5757 ata_flags |= AP_FLAG_TLEN_FEAT |
5758 AP_FLAG_TDIR_TO_DEV;
5759
5760 /*
5761 * For SEND FPDMA QUEUED, the transfer length is
5762 * encoded in the FEATURE register, and 0 means
5763 * that 65536 512 byte blocks are to be tranferred.
5764 * In practice, it seems unlikely that we'll see
5765 * a transfer that large, and it may confuse the
5766 * the SAT layer, because generally that means that
5767 * 0 bytes should be transferred.
5768 */
5769 if (dxfer_len == (65536 * 512)) {
5770 features_out = 0;
5771 } else if (dxfer_len <= (65535 * 512)) {
5772 features_out = ((dxfer_len >> 9) & 0xffff);
5773 } else {
5774 /* The transfer is too big. */
5775 retval = 1;
5776 goto bailout;
5777 }
5778
5779 }
5780
5781 auxiliary = (zm_action & 0xf) | (zone_flags << 8);
5782 protocol = AP_PROTO_FPDMA;
5783 }
5784
5785 protocol |= AP_EXTEND;
5786
5787 retval = scsi_ata_pass(csio,
5788 retries,
5789 cbfcnp,
5790 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
5791 tag_action,
5792 /*protocol*/ protocol,
5793 /*ata_flags*/ ata_flags,
5794 /*features*/ features_out,
5795 /*sector_count*/ sectors_out,
5796 /*lba*/ zone_id,
5797 /*command*/ command_out,
5798 /*device*/ 0,
5799 /*icc*/ 0,
5800 /*auxiliary*/ auxiliary,
5801 /*control*/ 0,
5802 /*data_ptr*/ data_ptr,
5803 /*dxfer_len*/ dxfer_len,
5804 /*cdb_storage*/ cdb_storage,
5805 /*cdb_storage_len*/ cdb_storage_len,
5806 /*minimum_cmd_size*/ 0,
5807 /*sense_len*/ SSD_FULL_SIZE,
5808 /*timeout*/ timeout);
5809
5810 bailout:
5811
5812 return (retval);
5813 }
5814
5815 int
5816 scsi_ata_zac_mgmt_in(struct ccb_scsiio *csio, uint32_t retries,
5817 void (*cbfcnp)(struct cam_periph *, union ccb *),
5818 uint8_t tag_action, int use_ncq,
5819 uint8_t zm_action, uint64_t zone_id, uint8_t zone_flags,
5820 uint8_t *data_ptr, uint32_t dxfer_len,
5821 uint8_t *cdb_storage, size_t cdb_storage_len,
5822 uint8_t sense_len, uint32_t timeout)
5823 {
5824 uint8_t command_out, protocol;
5825 uint16_t features_out, sectors_out;
5826 uint32_t auxiliary;
5827 int ata_flags;
5828 int retval;
5829
5830 retval = 0;
5831 ata_flags = AP_FLAG_TDIR_FROM_DEV | AP_FLAG_BYT_BLOK_BLOCKS;
5832
5833 if (use_ncq == 0) {
5834 command_out = ATA_ZAC_MANAGEMENT_IN;
5835 /* XXX KDM put a macro here */
5836 features_out = (zm_action & 0xf) | (zone_flags << 8),
5837 sectors_out = dxfer_len >> 9, /* XXX KDM macro*/
5838 protocol = AP_PROTO_DMA;
5839 ata_flags |= AP_FLAG_TLEN_SECT_CNT;
5840 auxiliary = 0;
5841 } else {
5842 ata_flags |= AP_FLAG_TLEN_FEAT;
5843
5844 command_out = ATA_RECV_FPDMA_QUEUED;
5845 sectors_out = ATA_RFPDMA_ZAC_MGMT_IN << 8;
5846
5847 /*
5848 * For RECEIVE FPDMA QUEUED, the transfer length is
5849 * encoded in the FEATURE register, and 0 means
5850 * that 65536 512 byte blocks are to be tranferred.
5851 * In practice, it seems unlikely that we'll see
5852 * a transfer that large, and it may confuse the
5853 * the SAT layer, because generally that means that
5854 * 0 bytes should be transferred.
5855 */
5856 if (dxfer_len == (65536 * 512)) {
5857 features_out = 0;
5858 } else if (dxfer_len <= (65535 * 512)) {
5859 features_out = ((dxfer_len >> 9) & 0xffff);
5860 } else {
5861 /* The transfer is too big. */
5862 retval = 1;
5863 goto bailout;
5864 }
5865 auxiliary = (zm_action & 0xf) | (zone_flags << 8),
5866 protocol = AP_PROTO_FPDMA;
5867 }
5868
5869 protocol |= AP_EXTEND;
5870
5871 retval = scsi_ata_pass(csio,
5872 retries,
5873 cbfcnp,
5874 /*flags*/ CAM_DIR_IN,
5875 tag_action,
5876 /*protocol*/ protocol,
5877 /*ata_flags*/ ata_flags,
5878 /*features*/ features_out,
5879 /*sector_count*/ sectors_out,
5880 /*lba*/ zone_id,
5881 /*command*/ command_out,
5882 /*device*/ 0,
5883 /*icc*/ 0,
5884 /*auxiliary*/ auxiliary,
5885 /*control*/ 0,
5886 /*data_ptr*/ data_ptr,
5887 /*dxfer_len*/ (dxfer_len >> 9) * 512, /* XXX KDM */
5888 /*cdb_storage*/ cdb_storage,
5889 /*cdb_storage_len*/ cdb_storage_len,
5890 /*minimum_cmd_size*/ 0,
5891 /*sense_len*/ SSD_FULL_SIZE,
5892 /*timeout*/ timeout);
5893
5894 bailout:
5895 return (retval);
5896 }
Cache object: 483accc9ba32224b06c92588db7e97de
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