1 /*-
2 * Implementation of SCSI Direct Access Peripheral driver for CAM.
3 *
4 * SPDX-License-Identifier: BSD-2-Clause
5 *
6 * Copyright (c) 1997 Justin T. Gibbs.
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions, and the following disclaimer,
14 * without modification, immediately at the beginning of the file.
15 * 2. The name of the author may not be used to endorse or promote products
16 * derived from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
22 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 */
30
31 #include <sys/param.h>
32
33 #ifdef _KERNEL
34 #include "opt_da.h"
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/reboot.h>
50 #include <sys/sbuf.h>
51 #include <geom/geom.h>
52 #include <geom/geom_disk.h>
53 #include <machine/atomic.h>
54 #endif /* _KERNEL */
55
56 #ifndef _KERNEL
57 #include <stdio.h>
58 #include <string.h>
59 #endif /* _KERNEL */
60
61 #include <cam/cam.h>
62 #include <cam/cam_ccb.h>
63 #include <cam/cam_periph.h>
64 #include <cam/cam_xpt_periph.h>
65 #ifdef _KERNEL
66 #include <cam/cam_xpt_internal.h>
67 #endif /* _KERNEL */
68 #include <cam/cam_sim.h>
69 #include <cam/cam_iosched.h>
70
71 #include <cam/scsi/scsi_message.h>
72 #include <cam/scsi/scsi_da.h>
73
74 #ifdef _KERNEL
75 /*
76 * Note that there are probe ordering dependencies here. The order isn't
77 * controlled by this enumeration, but by explicit state transitions in
78 * dastart() and dadone(). Here are some of the dependencies:
79 *
80 * 1. RC should come first, before RC16, unless there is evidence that RC16
81 * is supported.
82 * 2. BDC needs to come before any of the ATA probes, or the ZONE probe.
83 * 3. The ATA probes should go in this order:
84 * ATA -> LOGDIR -> IDDIR -> SUP -> ATA_ZONE
85 */
86 typedef enum {
87 DA_STATE_PROBE_WP,
88 DA_STATE_PROBE_RC,
89 DA_STATE_PROBE_RC16,
90 DA_STATE_PROBE_LBP,
91 DA_STATE_PROBE_BLK_LIMITS,
92 DA_STATE_PROBE_BDC,
93 DA_STATE_PROBE_ATA,
94 DA_STATE_PROBE_ATA_LOGDIR,
95 DA_STATE_PROBE_ATA_IDDIR,
96 DA_STATE_PROBE_ATA_SUP,
97 DA_STATE_PROBE_ATA_ZONE,
98 DA_STATE_PROBE_ZONE,
99 DA_STATE_NORMAL
100 } da_state;
101
102 typedef enum {
103 DA_FLAG_PACK_INVALID = 0x000001,
104 DA_FLAG_NEW_PACK = 0x000002,
105 DA_FLAG_PACK_LOCKED = 0x000004,
106 DA_FLAG_PACK_REMOVABLE = 0x000008,
107 DA_FLAG_ROTATING = 0x000010,
108 DA_FLAG_NEED_OTAG = 0x000020,
109 DA_FLAG_WAS_OTAG = 0x000040,
110 DA_FLAG_RETRY_UA = 0x000080,
111 DA_FLAG_OPEN = 0x000100,
112 DA_FLAG_SCTX_INIT = 0x000200,
113 DA_FLAG_CAN_RC16 = 0x000400,
114 DA_FLAG_PROBED = 0x000800,
115 DA_FLAG_DIRTY = 0x001000,
116 DA_FLAG_ANNOUNCED = 0x002000,
117 DA_FLAG_CAN_ATA_DMA = 0x004000,
118 DA_FLAG_CAN_ATA_LOG = 0x008000,
119 DA_FLAG_CAN_ATA_IDLOG = 0x010000,
120 DA_FLAG_CAN_ATA_SUPCAP = 0x020000,
121 DA_FLAG_CAN_ATA_ZONE = 0x040000,
122 DA_FLAG_TUR_PENDING = 0x080000,
123 DA_FLAG_UNMAPPEDIO = 0x100000
124 } da_flags;
125 #define DA_FLAG_STRING \
126 "\020" \
127 "\001PACK_INVALID" \
128 "\002NEW_PACK" \
129 "\003PACK_LOCKED" \
130 "\004PACK_REMOVABLE" \
131 "\005ROTATING" \
132 "\006NEED_OTAG" \
133 "\007WAS_OTAG" \
134 "\010RETRY_UA" \
135 "\011OPEN" \
136 "\012SCTX_INIT" \
137 "\013CAN_RC16" \
138 "\014PROBED" \
139 "\015DIRTY" \
140 "\016ANNOUNCED" \
141 "\017CAN_ATA_DMA" \
142 "\020CAN_ATA_LOG" \
143 "\021CAN_ATA_IDLOG" \
144 "\022CAN_ATA_SUPACP" \
145 "\023CAN_ATA_ZONE" \
146 "\024TUR_PENDING" \
147 "\025UNMAPPEDIO"
148
149 typedef enum {
150 DA_Q_NONE = 0x00,
151 DA_Q_NO_SYNC_CACHE = 0x01,
152 DA_Q_NO_6_BYTE = 0x02,
153 DA_Q_NO_PREVENT = 0x04,
154 DA_Q_4K = 0x08,
155 DA_Q_NO_RC16 = 0x10,
156 DA_Q_NO_UNMAP = 0x20,
157 DA_Q_RETRY_BUSY = 0x40,
158 DA_Q_SMR_DM = 0x80,
159 DA_Q_STRICT_UNMAP = 0x100,
160 DA_Q_128KB = 0x200
161 } da_quirks;
162
163 #define DA_Q_BIT_STRING \
164 "\020" \
165 "\001NO_SYNC_CACHE" \
166 "\002NO_6_BYTE" \
167 "\003NO_PREVENT" \
168 "\0044K" \
169 "\005NO_RC16" \
170 "\006NO_UNMAP" \
171 "\007RETRY_BUSY" \
172 "\010SMR_DM" \
173 "\011STRICT_UNMAP" \
174 "\012128KB"
175
176 typedef enum {
177 DA_CCB_PROBE_RC = 0x01,
178 DA_CCB_PROBE_RC16 = 0x02,
179 DA_CCB_PROBE_LBP = 0x03,
180 DA_CCB_PROBE_BLK_LIMITS = 0x04,
181 DA_CCB_PROBE_BDC = 0x05,
182 DA_CCB_PROBE_ATA = 0x06,
183 DA_CCB_BUFFER_IO = 0x07,
184 DA_CCB_DUMP = 0x0A,
185 DA_CCB_DELETE = 0x0B,
186 DA_CCB_TUR = 0x0C,
187 DA_CCB_PROBE_ZONE = 0x0D,
188 DA_CCB_PROBE_ATA_LOGDIR = 0x0E,
189 DA_CCB_PROBE_ATA_IDDIR = 0x0F,
190 DA_CCB_PROBE_ATA_SUP = 0x10,
191 DA_CCB_PROBE_ATA_ZONE = 0x11,
192 DA_CCB_PROBE_WP = 0x12,
193 DA_CCB_TYPE_MASK = 0x1F,
194 DA_CCB_RETRY_UA = 0x20
195 } da_ccb_state;
196
197 /*
198 * Order here is important for method choice
199 *
200 * We prefer ATA_TRIM as tests run against a Sandforce 2281 SSD attached to
201 * LSI 2008 (mps) controller (FW: v12, Drv: v14) resulted 20% quicker deletes
202 * using ATA_TRIM than the corresponding UNMAP results for a real world mysql
203 * import taking 5mins.
204 *
205 */
206 typedef enum {
207 DA_DELETE_NONE,
208 DA_DELETE_DISABLE,
209 DA_DELETE_ATA_TRIM,
210 DA_DELETE_UNMAP,
211 DA_DELETE_WS16,
212 DA_DELETE_WS10,
213 DA_DELETE_ZERO,
214 DA_DELETE_MIN = DA_DELETE_ATA_TRIM,
215 DA_DELETE_MAX = DA_DELETE_ZERO
216 } da_delete_methods;
217
218 /*
219 * For SCSI, host managed drives show up as a separate device type. For
220 * ATA, host managed drives also have a different device signature.
221 * XXX KDM figure out the ATA host managed signature.
222 */
223 typedef enum {
224 DA_ZONE_NONE = 0x00,
225 DA_ZONE_DRIVE_MANAGED = 0x01,
226 DA_ZONE_HOST_AWARE = 0x02,
227 DA_ZONE_HOST_MANAGED = 0x03
228 } da_zone_mode;
229
230 /*
231 * We distinguish between these interface cases in addition to the drive type:
232 * o ATA drive behind a SCSI translation layer that knows about ZBC/ZAC
233 * o ATA drive behind a SCSI translation layer that does not know about
234 * ZBC/ZAC, and so needs to be managed via ATA passthrough. In this
235 * case, we would need to share the ATA code with the ada(4) driver.
236 * o SCSI drive.
237 */
238 typedef enum {
239 DA_ZONE_IF_SCSI,
240 DA_ZONE_IF_ATA_PASS,
241 DA_ZONE_IF_ATA_SAT,
242 } da_zone_interface;
243
244 typedef enum {
245 DA_ZONE_FLAG_RZ_SUP = 0x0001,
246 DA_ZONE_FLAG_OPEN_SUP = 0x0002,
247 DA_ZONE_FLAG_CLOSE_SUP = 0x0004,
248 DA_ZONE_FLAG_FINISH_SUP = 0x0008,
249 DA_ZONE_FLAG_RWP_SUP = 0x0010,
250 DA_ZONE_FLAG_SUP_MASK = (DA_ZONE_FLAG_RZ_SUP |
251 DA_ZONE_FLAG_OPEN_SUP |
252 DA_ZONE_FLAG_CLOSE_SUP |
253 DA_ZONE_FLAG_FINISH_SUP |
254 DA_ZONE_FLAG_RWP_SUP),
255 DA_ZONE_FLAG_URSWRZ = 0x0020,
256 DA_ZONE_FLAG_OPT_SEQ_SET = 0x0040,
257 DA_ZONE_FLAG_OPT_NONSEQ_SET = 0x0080,
258 DA_ZONE_FLAG_MAX_SEQ_SET = 0x0100,
259 DA_ZONE_FLAG_SET_MASK = (DA_ZONE_FLAG_OPT_SEQ_SET |
260 DA_ZONE_FLAG_OPT_NONSEQ_SET |
261 DA_ZONE_FLAG_MAX_SEQ_SET)
262 } da_zone_flags;
263
264 static struct da_zone_desc {
265 da_zone_flags value;
266 const char *desc;
267 } da_zone_desc_table[] = {
268 {DA_ZONE_FLAG_RZ_SUP, "Report Zones" },
269 {DA_ZONE_FLAG_OPEN_SUP, "Open" },
270 {DA_ZONE_FLAG_CLOSE_SUP, "Close" },
271 {DA_ZONE_FLAG_FINISH_SUP, "Finish" },
272 {DA_ZONE_FLAG_RWP_SUP, "Reset Write Pointer" },
273 };
274
275 typedef void da_delete_func_t (struct cam_periph *periph, union ccb *ccb,
276 struct bio *bp);
277 static da_delete_func_t da_delete_trim;
278 static da_delete_func_t da_delete_unmap;
279 static da_delete_func_t da_delete_ws;
280
281 static const void * da_delete_functions[] = {
282 NULL,
283 NULL,
284 da_delete_trim,
285 da_delete_unmap,
286 da_delete_ws,
287 da_delete_ws,
288 da_delete_ws
289 };
290
291 static const char *da_delete_method_names[] =
292 { "NONE", "DISABLE", "ATA_TRIM", "UNMAP", "WS16", "WS10", "ZERO" };
293 static const char *da_delete_method_desc[] =
294 { "NONE", "DISABLED", "ATA TRIM", "UNMAP", "WRITE SAME(16) with UNMAP",
295 "WRITE SAME(10) with UNMAP", "ZERO" };
296
297 /* Offsets into our private area for storing information */
298 #define ccb_state ppriv_field0
299 #define ccb_bp ppriv_ptr1
300
301 struct disk_params {
302 uint8_t heads;
303 uint32_t cylinders;
304 uint8_t secs_per_track;
305 uint32_t secsize; /* Number of bytes/sector */
306 uint64_t sectors; /* total number sectors */
307 u_int stripesize;
308 u_int stripeoffset;
309 };
310
311 #define UNMAP_RANGE_MAX 0xffffffff
312 #define UNMAP_HEAD_SIZE 8
313 #define UNMAP_RANGE_SIZE 16
314 #define UNMAP_MAX_RANGES 2048 /* Protocol Max is 4095 */
315 #define UNMAP_BUF_SIZE ((UNMAP_MAX_RANGES * UNMAP_RANGE_SIZE) + \
316 UNMAP_HEAD_SIZE)
317
318 #define WS10_MAX_BLKS 0xffff
319 #define WS16_MAX_BLKS 0xffffffff
320 #define ATA_TRIM_MAX_RANGES ((UNMAP_BUF_SIZE / \
321 (ATA_DSM_RANGE_SIZE * ATA_DSM_BLK_SIZE)) * ATA_DSM_BLK_SIZE)
322
323 #define DA_WORK_TUR (1 << 16)
324
325 typedef enum {
326 DA_REF_OPEN = 1,
327 DA_REF_OPEN_HOLD,
328 DA_REF_CLOSE_HOLD,
329 DA_REF_TUR,
330 DA_REF_GEOM,
331 DA_REF_SYSCTL,
332 DA_REF_REPROBE,
333 DA_REF_MAX /* KEEP LAST */
334 } da_ref_token;
335
336 struct da_softc {
337 struct cam_iosched_softc *cam_iosched;
338 struct bio_queue_head delete_run_queue;
339 LIST_HEAD(, ccb_hdr) pending_ccbs;
340 int refcount; /* Active xpt_action() calls */
341 da_state state;
342 da_flags flags;
343 da_quirks quirks;
344 int minimum_cmd_size;
345 int mode_page;
346 int error_inject;
347 int trim_max_ranges;
348 int delete_available; /* Delete methods possibly available */
349 da_zone_mode zone_mode;
350 da_zone_interface zone_interface;
351 da_zone_flags zone_flags;
352 struct ata_gp_log_dir ata_logdir;
353 int valid_logdir_len;
354 struct ata_identify_log_pages ata_iddir;
355 int valid_iddir_len;
356 uint64_t optimal_seq_zones;
357 uint64_t optimal_nonseq_zones;
358 uint64_t max_seq_zones;
359 u_int maxio;
360 uint32_t unmap_max_ranges;
361 uint32_t unmap_max_lba; /* Max LBAs in UNMAP req */
362 uint32_t unmap_gran;
363 uint32_t unmap_gran_align;
364 uint64_t ws_max_blks;
365 uint64_t trim_count;
366 uint64_t trim_ranges;
367 uint64_t trim_lbas;
368 da_delete_methods delete_method_pref;
369 da_delete_methods delete_method;
370 da_delete_func_t *delete_func;
371 int p_type;
372 struct disk_params params;
373 struct disk *disk;
374 struct task sysctl_task;
375 struct sysctl_ctx_list sysctl_ctx;
376 struct sysctl_oid *sysctl_tree;
377 struct callout sendordered_c;
378 uint64_t wwpn;
379 uint8_t unmap_buf[UNMAP_BUF_SIZE];
380 struct scsi_read_capacity_data_long rcaplong;
381 struct callout mediapoll_c;
382 int ref_flags[DA_REF_MAX];
383 #ifdef CAM_IO_STATS
384 struct sysctl_ctx_list sysctl_stats_ctx;
385 struct sysctl_oid *sysctl_stats_tree;
386 u_int errors;
387 u_int timeouts;
388 u_int invalidations;
389 #endif
390 #define DA_ANNOUNCETMP_SZ 160
391 char announce_temp[DA_ANNOUNCETMP_SZ];
392 #define DA_ANNOUNCE_SZ 400
393 char announcebuf[DA_ANNOUNCE_SZ];
394 };
395
396 #define dadeleteflag(softc, delete_method, enable) \
397 if (enable) { \
398 softc->delete_available |= (1 << delete_method); \
399 } else { \
400 softc->delete_available &= ~(1 << delete_method); \
401 }
402
403 static uma_zone_t da_ccb_zone;
404
405 struct da_quirk_entry {
406 struct scsi_inquiry_pattern inq_pat;
407 da_quirks quirks;
408 };
409
410 static const char quantum[] = "QUANTUM";
411 static const char microp[] = "MICROP";
412
413 static struct da_quirk_entry da_quirk_table[] =
414 {
415 /* SPI, FC devices */
416 {
417 /*
418 * Fujitsu M2513A MO drives.
419 * Tested devices: M2513A2 firmware versions 1200 & 1300.
420 * (dip switch selects whether T_DIRECT or T_OPTICAL device)
421 * Reported by: W.Scholten <whs@xs4all.nl>
422 */
423 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"},
424 /*quirks*/ DA_Q_NO_SYNC_CACHE
425 },
426 {
427 /* See above. */
428 {T_OPTICAL, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"},
429 /*quirks*/ DA_Q_NO_SYNC_CACHE
430 },
431 {
432 /*
433 * This particular Fujitsu drive doesn't like the
434 * synchronize cache command.
435 * Reported by: Tom Jackson <toj@gorilla.net>
436 */
437 {T_DIRECT, SIP_MEDIA_FIXED, "FUJITSU", "M2954*", "*"},
438 /*quirks*/ DA_Q_NO_SYNC_CACHE
439 },
440 {
441 /*
442 * This drive doesn't like the synchronize cache command
443 * either. Reported by: Matthew Jacob <mjacob@feral.com>
444 * in NetBSD PR kern/6027, August 24, 1998.
445 */
446 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2217*", "*"},
447 /*quirks*/ DA_Q_NO_SYNC_CACHE
448 },
449 {
450 /*
451 * This drive doesn't like the synchronize cache command
452 * either. Reported by: Hellmuth Michaelis (hm@kts.org)
453 * (PR 8882).
454 */
455 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2112*", "*"},
456 /*quirks*/ DA_Q_NO_SYNC_CACHE
457 },
458 {
459 /*
460 * Doesn't like the synchronize cache command.
461 * Reported by: Blaz Zupan <blaz@gold.amis.net>
462 */
463 {T_DIRECT, SIP_MEDIA_FIXED, "NEC", "D3847*", "*"},
464 /*quirks*/ DA_Q_NO_SYNC_CACHE
465 },
466 {
467 /*
468 * Doesn't like the synchronize cache command.
469 * Reported by: Blaz Zupan <blaz@gold.amis.net>
470 */
471 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "MAVERICK 540S", "*"},
472 /*quirks*/ DA_Q_NO_SYNC_CACHE
473 },
474 {
475 /*
476 * Doesn't like the synchronize cache command.
477 */
478 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS525S", "*"},
479 /*quirks*/ DA_Q_NO_SYNC_CACHE
480 },
481 {
482 /*
483 * Doesn't like the synchronize cache command.
484 * Reported by: walter@pelissero.de
485 */
486 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS540S", "*"},
487 /*quirks*/ DA_Q_NO_SYNC_CACHE
488 },
489 {
490 /*
491 * Doesn't work correctly with 6 byte reads/writes.
492 * Returns illegal request, and points to byte 9 of the
493 * 6-byte CDB.
494 * Reported by: Adam McDougall <bsdx@spawnet.com>
495 */
496 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 4*", "*"},
497 /*quirks*/ DA_Q_NO_6_BYTE
498 },
499 {
500 /* See above. */
501 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 2*", "*"},
502 /*quirks*/ DA_Q_NO_6_BYTE
503 },
504 {
505 /*
506 * Doesn't like the synchronize cache command.
507 * Reported by: walter@pelissero.de
508 */
509 {T_DIRECT, SIP_MEDIA_FIXED, "CONNER", "CP3500*", "*"},
510 /*quirks*/ DA_Q_NO_SYNC_CACHE
511 },
512 {
513 /*
514 * The CISS RAID controllers do not support SYNC_CACHE
515 */
516 {T_DIRECT, SIP_MEDIA_FIXED, "COMPAQ", "RAID*", "*"},
517 /*quirks*/ DA_Q_NO_SYNC_CACHE
518 },
519 {
520 /*
521 * The STEC SSDs sometimes hang on UNMAP.
522 */
523 {T_DIRECT, SIP_MEDIA_FIXED, "STEC", "*", "*"},
524 /*quirks*/ DA_Q_NO_UNMAP
525 },
526 {
527 /*
528 * VMware returns BUSY status when storage has transient
529 * connectivity problems, so better wait.
530 * Also VMware returns odd errors on misaligned UNMAPs.
531 */
532 {T_DIRECT, SIP_MEDIA_FIXED, "VMware*", "*", "*"},
533 /*quirks*/ DA_Q_RETRY_BUSY | DA_Q_STRICT_UNMAP
534 },
535 /* USB mass storage devices supported by umass(4) */
536 {
537 /*
538 * EXATELECOM (Sigmatel) i-Bead 100/105 USB Flash MP3 Player
539 * PR: kern/51675
540 */
541 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EXATEL", "i-BEAD10*", "*"},
542 /*quirks*/ DA_Q_NO_SYNC_CACHE
543 },
544 {
545 /*
546 * Power Quotient Int. (PQI) USB flash key
547 * PR: kern/53067
548 */
549 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "USB Flash Disk*",
550 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
551 },
552 {
553 /*
554 * Creative Nomad MUVO mp3 player (USB)
555 * PR: kern/53094
556 */
557 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "NOMAD_MUVO", "*"},
558 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
559 },
560 {
561 /*
562 * Jungsoft NEXDISK USB flash key
563 * PR: kern/54737
564 */
565 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JUNGSOFT", "NEXDISK*", "*"},
566 /*quirks*/ DA_Q_NO_SYNC_CACHE
567 },
568 {
569 /*
570 * FreeDik USB Mini Data Drive
571 * PR: kern/54786
572 */
573 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FreeDik*", "Mini Data Drive",
574 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
575 },
576 {
577 /*
578 * Sigmatel USB Flash MP3 Player
579 * PR: kern/57046
580 */
581 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SigmaTel", "MSCN", "*"},
582 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
583 },
584 {
585 /*
586 * Neuros USB Digital Audio Computer
587 * PR: kern/63645
588 */
589 {T_DIRECT, SIP_MEDIA_REMOVABLE, "NEUROS", "dig. audio comp.",
590 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
591 },
592 {
593 /*
594 * SEAGRAND NP-900 MP3 Player
595 * PR: kern/64563
596 */
597 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SEAGRAND", "NP-900*", "*"},
598 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
599 },
600 {
601 /*
602 * iRiver iFP MP3 player (with UMS Firmware)
603 * PR: kern/54881, i386/63941, kern/66124
604 */
605 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iRiver", "iFP*", "*"},
606 /*quirks*/ DA_Q_NO_SYNC_CACHE
607 },
608 {
609 /*
610 * Frontier Labs NEX IA+ Digital Audio Player, rev 1.10/0.01
611 * PR: kern/70158
612 */
613 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FL" , "Nex*", "*"},
614 /*quirks*/ DA_Q_NO_SYNC_CACHE
615 },
616 {
617 /*
618 * ZICPlay USB MP3 Player with FM
619 * PR: kern/75057
620 */
621 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ACTIONS*" , "USB DISK*", "*"},
622 /*quirks*/ DA_Q_NO_SYNC_CACHE
623 },
624 {
625 /*
626 * TEAC USB floppy mechanisms
627 */
628 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TEAC" , "FD-05*", "*"},
629 /*quirks*/ DA_Q_NO_SYNC_CACHE
630 },
631 {
632 /*
633 * Kingston DataTraveler II+ USB Pen-Drive.
634 * Reported by: Pawel Jakub Dawidek <pjd@FreeBSD.org>
635 */
636 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston" , "DataTraveler II+",
637 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
638 },
639 {
640 /*
641 * USB DISK Pro PMAP
642 * Reported by: jhs
643 * PR: usb/96381
644 */
645 {T_DIRECT, SIP_MEDIA_REMOVABLE, " ", "USB DISK Pro", "PMAP"},
646 /*quirks*/ DA_Q_NO_SYNC_CACHE
647 },
648 {
649 /*
650 * Motorola E398 Mobile Phone (TransFlash memory card).
651 * Reported by: Wojciech A. Koszek <dunstan@FreeBSD.czest.pl>
652 * PR: usb/89889
653 */
654 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Motorola" , "Motorola Phone",
655 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
656 },
657 {
658 /*
659 * Qware BeatZkey! Pro
660 * PR: usb/79164
661 */
662 {T_DIRECT, SIP_MEDIA_REMOVABLE, "GENERIC", "USB DISK DEVICE",
663 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
664 },
665 {
666 /*
667 * Time DPA20B 1GB MP3 Player
668 * PR: usb/81846
669 */
670 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB2.0*", "(FS) FLASH DISK*",
671 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
672 },
673 {
674 /*
675 * Samsung USB key 128Mb
676 * PR: usb/90081
677 */
678 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB-DISK", "FreeDik-FlashUsb",
679 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
680 },
681 {
682 /*
683 * Kingston DataTraveler 2.0 USB Flash memory.
684 * PR: usb/89196
685 */
686 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler 2.0",
687 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
688 },
689 {
690 /*
691 * Creative MUVO Slim mp3 player (USB)
692 * PR: usb/86131
693 */
694 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "MuVo Slim",
695 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
696 },
697 {
698 /*
699 * United MP5512 Portable MP3 Player (2-in-1 USB DISK/MP3)
700 * PR: usb/80487
701 */
702 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "MUSIC DISK",
703 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
704 },
705 {
706 /*
707 * SanDisk Micro Cruzer 128MB
708 * PR: usb/75970
709 */
710 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SanDisk" , "Micro Cruzer",
711 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
712 },
713 {
714 /*
715 * TOSHIBA TransMemory USB sticks
716 * PR: kern/94660
717 */
718 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TOSHIBA", "TransMemory",
719 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
720 },
721 {
722 /*
723 * PNY USB 3.0 Flash Drives
724 */
725 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PNY", "USB 3.0 FD*",
726 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_RC16
727 },
728 {
729 /*
730 * PNY USB Flash keys
731 * PR: usb/75578, usb/72344, usb/65436
732 */
733 {T_DIRECT, SIP_MEDIA_REMOVABLE, "*" , "USB DISK*",
734 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
735 },
736 {
737 /*
738 * Genesys GL3224
739 */
740 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "STORAGE DEVICE*",
741 "120?"}, /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_4K | DA_Q_NO_RC16
742 },
743 {
744 /*
745 * Genesys 6-in-1 Card Reader
746 * PR: usb/94647
747 */
748 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "STORAGE DEVICE*",
749 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
750 },
751 {
752 /*
753 * Rekam Digital CAMERA
754 * PR: usb/98713
755 */
756 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CAMERA*", "4MP-9J6*",
757 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
758 },
759 {
760 /*
761 * iRiver H10 MP3 player
762 * PR: usb/102547
763 */
764 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "H10*",
765 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
766 },
767 {
768 /*
769 * iRiver U10 MP3 player
770 * PR: usb/92306
771 */
772 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "U10*",
773 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
774 },
775 {
776 /*
777 * X-Micro Flash Disk
778 * PR: usb/96901
779 */
780 {T_DIRECT, SIP_MEDIA_REMOVABLE, "X-Micro", "Flash Disk",
781 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
782 },
783 {
784 /*
785 * EasyMP3 EM732X USB 2.0 Flash MP3 Player
786 * PR: usb/96546
787 */
788 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EM732X", "MP3 Player*",
789 "1.00"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
790 },
791 {
792 /*
793 * Denver MP3 player
794 * PR: usb/107101
795 */
796 {T_DIRECT, SIP_MEDIA_REMOVABLE, "DENVER", "MP3 PLAYER",
797 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
798 },
799 {
800 /*
801 * Philips USB Key Audio KEY013
802 * PR: usb/68412
803 */
804 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PHILIPS", "Key*", "*"},
805 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT
806 },
807 {
808 /*
809 * JNC MP3 Player
810 * PR: usb/94439
811 */
812 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JNC*" , "MP3 Player*",
813 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
814 },
815 {
816 /*
817 * SAMSUNG MP0402H
818 * PR: usb/108427
819 */
820 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "MP0402H", "*"},
821 /*quirks*/ DA_Q_NO_SYNC_CACHE
822 },
823 {
824 /*
825 * I/O Magic USB flash - Giga Bank
826 * PR: usb/108810
827 */
828 {T_DIRECT, SIP_MEDIA_FIXED, "GS-Magic", "stor*", "*"},
829 /*quirks*/ DA_Q_NO_SYNC_CACHE
830 },
831 {
832 /*
833 * JoyFly 128mb USB Flash Drive
834 * PR: 96133
835 */
836 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "Flash Disk*",
837 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
838 },
839 {
840 /*
841 * ChipsBnk usb stick
842 * PR: 103702
843 */
844 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ChipsBnk", "USB*",
845 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
846 },
847 {
848 /*
849 * Storcase (Kingston) InfoStation IFS FC2/SATA-R 201A
850 * PR: 129858
851 */
852 {T_DIRECT, SIP_MEDIA_FIXED, "IFS", "FC2/SATA-R*",
853 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
854 },
855 {
856 /*
857 * Samsung YP-U3 mp3-player
858 * PR: 125398
859 */
860 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Samsung", "YP-U3",
861 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
862 },
863 {
864 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Netac", "OnlyDisk*",
865 "2000"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
866 },
867 {
868 /*
869 * Sony Cyber-Shot DSC cameras
870 * PR: usb/137035
871 */
872 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Sony", "Sony DSC", "*"},
873 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT
874 },
875 {
876 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler G3",
877 "1.00"}, /*quirks*/ DA_Q_NO_PREVENT
878 },
879 {
880 /* At least several Transcent USB sticks lie on RC16. */
881 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JetFlash", "Transcend*",
882 "*"}, /*quirks*/ DA_Q_NO_RC16
883 },
884 {
885 /* ADATA USB sticks lie on RC16. */
886 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ADATA", "USB Flash Drive*",
887 "*"}, /*quirks*/ DA_Q_NO_RC16
888 },
889 {
890 /*
891 * I-O Data USB Flash Disk
892 * PR: usb/211716
893 */
894 {T_DIRECT, SIP_MEDIA_REMOVABLE, "I-O DATA", "USB Flash Disk*",
895 "*"}, /*quirks*/ DA_Q_NO_RC16
896 },
897 {
898 /*
899 * SLC CHIPFANCIER USB drives
900 * PR: usb/234503 (RC10 right, RC16 wrong)
901 * 16GB, 32GB and 128GB confirmed to have same issue
902 */
903 {T_DIRECT, SIP_MEDIA_REMOVABLE, "*SLC", "CHIPFANCIER",
904 "*"}, /*quirks*/ DA_Q_NO_RC16
905 },
906 /* ATA/SATA devices over SAS/USB/... */
907 {
908 /* Sandisk X400 */
909 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SanDisk SD8SB8U1*", "*" },
910 /*quirks*/DA_Q_128KB
911 },
912 {
913 /* Hitachi Advanced Format (4k) drives */
914 { T_DIRECT, SIP_MEDIA_FIXED, "Hitachi", "H??????????E3*", "*" },
915 /*quirks*/DA_Q_4K
916 },
917 {
918 /* Micron Advanced Format (4k) drives */
919 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Micron 5100 MTFDDAK*", "*" },
920 /*quirks*/DA_Q_4K
921 },
922 {
923 /* Samsung Advanced Format (4k) drives */
924 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD155UI*", "*" },
925 /*quirks*/DA_Q_4K
926 },
927 {
928 /* Samsung Advanced Format (4k) drives */
929 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD155UI*", "*" },
930 /*quirks*/DA_Q_4K
931 },
932 {
933 /* Samsung Advanced Format (4k) drives */
934 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD204UI*", "*" },
935 /*quirks*/DA_Q_4K
936 },
937 {
938 /* Samsung Advanced Format (4k) drives */
939 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD204UI*", "*" },
940 /*quirks*/DA_Q_4K
941 },
942 {
943 /* Seagate Barracuda Green Advanced Format (4k) drives */
944 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DL*", "*" },
945 /*quirks*/DA_Q_4K
946 },
947 {
948 /* Seagate Barracuda Green Advanced Format (4k) drives */
949 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DL", "*", "*" },
950 /*quirks*/DA_Q_4K
951 },
952 {
953 /* Seagate Barracuda Green Advanced Format (4k) drives */
954 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???DM*", "*" },
955 /*quirks*/DA_Q_4K
956 },
957 {
958 /* Seagate Barracuda Green Advanced Format (4k) drives */
959 { T_DIRECT, SIP_MEDIA_FIXED, "ST???DM*", "*", "*" },
960 /*quirks*/DA_Q_4K
961 },
962 {
963 /* Seagate Barracuda Green Advanced Format (4k) drives */
964 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DM*", "*" },
965 /*quirks*/DA_Q_4K
966 },
967 {
968 /* Seagate Barracuda Green Advanced Format (4k) drives */
969 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DM", "*", "*" },
970 /*quirks*/DA_Q_4K
971 },
972 {
973 /* Seagate Momentus Advanced Format (4k) drives */
974 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500423AS*", "*" },
975 /*quirks*/DA_Q_4K
976 },
977 {
978 /* Seagate Momentus Advanced Format (4k) drives */
979 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "3AS*", "*" },
980 /*quirks*/DA_Q_4K
981 },
982 {
983 /* Seagate Momentus Advanced Format (4k) drives */
984 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500424AS*", "*" },
985 /*quirks*/DA_Q_4K
986 },
987 {
988 /* Seagate Momentus Advanced Format (4k) drives */
989 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "4AS*", "*" },
990 /*quirks*/DA_Q_4K
991 },
992 {
993 /* Seagate Momentus Advanced Format (4k) drives */
994 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640423AS*", "*" },
995 /*quirks*/DA_Q_4K
996 },
997 {
998 /* Seagate Momentus Advanced Format (4k) drives */
999 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "3AS*", "*" },
1000 /*quirks*/DA_Q_4K
1001 },
1002 {
1003 /* Seagate Momentus Advanced Format (4k) drives */
1004 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640424AS*", "*" },
1005 /*quirks*/DA_Q_4K
1006 },
1007 {
1008 /* Seagate Momentus Advanced Format (4k) drives */
1009 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "4AS*", "*" },
1010 /*quirks*/DA_Q_4K
1011 },
1012 {
1013 /* Seagate Momentus Advanced Format (4k) drives */
1014 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750420AS*", "*" },
1015 /*quirks*/DA_Q_4K
1016 },
1017 {
1018 /* Seagate Momentus Advanced Format (4k) drives */
1019 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "0AS*", "*" },
1020 /*quirks*/DA_Q_4K
1021 },
1022 {
1023 /* Seagate Momentus Advanced Format (4k) drives */
1024 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750422AS*", "*" },
1025 /*quirks*/DA_Q_4K
1026 },
1027 {
1028 /* Seagate Momentus Advanced Format (4k) drives */
1029 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "2AS*", "*" },
1030 /*quirks*/DA_Q_4K
1031 },
1032 {
1033 /* Seagate Momentus Advanced Format (4k) drives */
1034 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750423AS*", "*" },
1035 /*quirks*/DA_Q_4K
1036 },
1037 {
1038 /* Seagate Momentus Advanced Format (4k) drives */
1039 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "3AS*", "*" },
1040 /*quirks*/DA_Q_4K
1041 },
1042 {
1043 /* Seagate Momentus Thin Advanced Format (4k) drives */
1044 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???LT*", "*" },
1045 /*quirks*/DA_Q_4K
1046 },
1047 {
1048 /* Seagate Momentus Thin Advanced Format (4k) drives */
1049 { T_DIRECT, SIP_MEDIA_FIXED, "ST???LT*", "*", "*" },
1050 /*quirks*/DA_Q_4K
1051 },
1052 {
1053 /* WDC Caviar Green Advanced Format (4k) drives */
1054 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RS*", "*" },
1055 /*quirks*/DA_Q_4K
1056 },
1057 {
1058 /* WDC Caviar Green Advanced Format (4k) drives */
1059 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RS*", "*" },
1060 /*quirks*/DA_Q_4K
1061 },
1062 {
1063 /* WDC Caviar Green Advanced Format (4k) drives */
1064 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RX*", "*" },
1065 /*quirks*/DA_Q_4K
1066 },
1067 {
1068 /* WDC Caviar Green Advanced Format (4k) drives */
1069 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RX*", "*" },
1070 /*quirks*/DA_Q_4K
1071 },
1072 {
1073 /* WDC Caviar Green Advanced Format (4k) drives */
1074 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RS*", "*" },
1075 /*quirks*/DA_Q_4K
1076 },
1077 {
1078 /* WDC Caviar Green Advanced Format (4k) drives */
1079 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RS*", "*" },
1080 /*quirks*/DA_Q_4K
1081 },
1082 {
1083 /* WDC Caviar Green Advanced Format (4k) drives */
1084 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RX*", "*" },
1085 /*quirks*/DA_Q_4K
1086 },
1087 {
1088 /* WDC Caviar Green Advanced Format (4k) drives */
1089 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RX*", "*" },
1090 /*quirks*/DA_Q_4K
1091 },
1092 {
1093 /* WDC Scorpio Black Advanced Format (4k) drives */
1094 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PKT*", "*" },
1095 /*quirks*/DA_Q_4K
1096 },
1097 {
1098 /* WDC Scorpio Black Advanced Format (4k) drives */
1099 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PKT*", "*" },
1100 /*quirks*/DA_Q_4K
1101 },
1102 {
1103 /* WDC Scorpio Black Advanced Format (4k) drives */
1104 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PKT*", "*" },
1105 /*quirks*/DA_Q_4K
1106 },
1107 {
1108 /* WDC Scorpio Black Advanced Format (4k) drives */
1109 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PKT*", "*" },
1110 /*quirks*/DA_Q_4K
1111 },
1112 {
1113 /* WDC Scorpio Blue Advanced Format (4k) drives */
1114 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PVT*", "*" },
1115 /*quirks*/DA_Q_4K
1116 },
1117 {
1118 /* WDC Scorpio Blue Advanced Format (4k) drives */
1119 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PVT*", "*" },
1120 /*quirks*/DA_Q_4K
1121 },
1122 {
1123 /* WDC Scorpio Blue Advanced Format (4k) drives */
1124 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PVT*", "*" },
1125 /*quirks*/DA_Q_4K
1126 },
1127 {
1128 /* WDC Scorpio Blue Advanced Format (4k) drives */
1129 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PVT*", "*" },
1130 /*quirks*/DA_Q_4K
1131 },
1132 {
1133 /*
1134 * Olympus digital cameras (C-3040ZOOM, C-2040ZOOM, C-1)
1135 * PR: usb/97472
1136 */
1137 { T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "C*", "*"},
1138 /*quirks*/ DA_Q_NO_6_BYTE | DA_Q_NO_SYNC_CACHE
1139 },
1140 {
1141 /*
1142 * Olympus digital cameras (D-370)
1143 * PR: usb/97472
1144 */
1145 { T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "D*", "*"},
1146 /*quirks*/ DA_Q_NO_6_BYTE
1147 },
1148 {
1149 /*
1150 * Olympus digital cameras (E-100RS, E-10).
1151 * PR: usb/97472
1152 */
1153 { T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "E*", "*"},
1154 /*quirks*/ DA_Q_NO_6_BYTE | DA_Q_NO_SYNC_CACHE
1155 },
1156 {
1157 /*
1158 * Olympus FE-210 camera
1159 */
1160 {T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "FE210*",
1161 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
1162 },
1163 {
1164 /*
1165 * Pentax Digital Camera
1166 * PR: usb/93389
1167 */
1168 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PENTAX", "DIGITAL CAMERA",
1169 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
1170 },
1171 {
1172 /*
1173 * LG UP3S MP3 player
1174 */
1175 {T_DIRECT, SIP_MEDIA_REMOVABLE, "LG", "UP3S",
1176 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
1177 },
1178 {
1179 /*
1180 * Laser MP3-2GA13 MP3 player
1181 */
1182 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "(HS) Flash Disk",
1183 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
1184 },
1185 {
1186 /*
1187 * LaCie external 250GB Hard drive des by Porsche
1188 * Submitted by: Ben Stuyts <ben@altesco.nl>
1189 * PR: 121474
1190 */
1191 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HM250JI", "*"},
1192 /*quirks*/ DA_Q_NO_SYNC_CACHE
1193 },
1194 /* SATA SSDs */
1195 {
1196 /*
1197 * Corsair Force 2 SSDs
1198 * 4k optimised & trim only works in 4k requests + 4k aligned
1199 */
1200 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair CSSD-F*", "*" },
1201 /*quirks*/DA_Q_4K
1202 },
1203 {
1204 /*
1205 * Corsair Force 3 SSDs
1206 * 4k optimised & trim only works in 4k requests + 4k aligned
1207 */
1208 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force 3*", "*" },
1209 /*quirks*/DA_Q_4K
1210 },
1211 {
1212 /*
1213 * Corsair Neutron GTX SSDs
1214 * 4k optimised & trim only works in 4k requests + 4k aligned
1215 */
1216 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" },
1217 /*quirks*/DA_Q_4K
1218 },
1219 {
1220 /*
1221 * Corsair Force GT & GS SSDs
1222 * 4k optimised & trim only works in 4k requests + 4k aligned
1223 */
1224 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force G*", "*" },
1225 /*quirks*/DA_Q_4K
1226 },
1227 {
1228 /*
1229 * Crucial M4 SSDs
1230 * 4k optimised & trim only works in 4k requests + 4k aligned
1231 */
1232 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "M4-CT???M4SSD2*", "*" },
1233 /*quirks*/DA_Q_4K
1234 },
1235 {
1236 /*
1237 * Crucial RealSSD C300 SSDs
1238 * 4k optimised
1239 */
1240 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "C300-CTFDDAC???MAG*",
1241 "*" }, /*quirks*/DA_Q_4K
1242 },
1243 {
1244 /*
1245 * Intel 320 Series SSDs
1246 * 4k optimised & trim only works in 4k requests + 4k aligned
1247 */
1248 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2CW*", "*" },
1249 /*quirks*/DA_Q_4K
1250 },
1251 {
1252 /*
1253 * Intel 330 Series SSDs
1254 * 4k optimised & trim only works in 4k requests + 4k aligned
1255 */
1256 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2CT*", "*" },
1257 /*quirks*/DA_Q_4K
1258 },
1259 {
1260 /*
1261 * Intel 510 Series SSDs
1262 * 4k optimised & trim only works in 4k requests + 4k aligned
1263 */
1264 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2MH*", "*" },
1265 /*quirks*/DA_Q_4K
1266 },
1267 {
1268 /*
1269 * Intel 520 Series SSDs
1270 * 4k optimised & trim only works in 4k requests + 4k aligned
1271 */
1272 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2BW*", "*" },
1273 /*quirks*/DA_Q_4K
1274 },
1275 {
1276 /*
1277 * Intel S3610 Series SSDs
1278 * 4k optimised & trim only works in 4k requests + 4k aligned
1279 */
1280 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2BX*", "*" },
1281 /*quirks*/DA_Q_4K
1282 },
1283 {
1284 /*
1285 * Intel X25-M Series SSDs
1286 * 4k optimised & trim only works in 4k requests + 4k aligned
1287 */
1288 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2M*", "*" },
1289 /*quirks*/DA_Q_4K
1290 },
1291 {
1292 /*
1293 * Kingston E100 Series SSDs
1294 * 4k optimised & trim only works in 4k requests + 4k aligned
1295 */
1296 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SE100S3*", "*" },
1297 /*quirks*/DA_Q_4K
1298 },
1299 {
1300 /*
1301 * Kingston HyperX 3k SSDs
1302 * 4k optimised & trim only works in 4k requests + 4k aligned
1303 */
1304 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SH103S3*", "*" },
1305 /*quirks*/DA_Q_4K
1306 },
1307 {
1308 /*
1309 * Marvell SSDs (entry taken from OpenSolaris)
1310 * 4k optimised & trim only works in 4k requests + 4k aligned
1311 */
1312 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "MARVELL SD88SA02*", "*" },
1313 /*quirks*/DA_Q_4K
1314 },
1315 {
1316 /*
1317 * OCZ Agility 2 SSDs
1318 * 4k optimised & trim only works in 4k requests + 4k aligned
1319 */
1320 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" },
1321 /*quirks*/DA_Q_4K
1322 },
1323 {
1324 /*
1325 * OCZ Agility 3 SSDs
1326 * 4k optimised & trim only works in 4k requests + 4k aligned
1327 */
1328 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-AGILITY3*", "*" },
1329 /*quirks*/DA_Q_4K
1330 },
1331 {
1332 /*
1333 * OCZ Deneva R Series SSDs
1334 * 4k optimised & trim only works in 4k requests + 4k aligned
1335 */
1336 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "DENRSTE251M45*", "*" },
1337 /*quirks*/DA_Q_4K
1338 },
1339 {
1340 /*
1341 * OCZ Vertex 2 SSDs (inc pro series)
1342 * 4k optimised & trim only works in 4k requests + 4k aligned
1343 */
1344 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ?VERTEX2*", "*" },
1345 /*quirks*/DA_Q_4K
1346 },
1347 {
1348 /*
1349 * OCZ Vertex 3 SSDs
1350 * 4k optimised & trim only works in 4k requests + 4k aligned
1351 */
1352 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX3*", "*" },
1353 /*quirks*/DA_Q_4K
1354 },
1355 {
1356 /*
1357 * OCZ Vertex 4 SSDs
1358 * 4k optimised & trim only works in 4k requests + 4k aligned
1359 */
1360 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX4*", "*" },
1361 /*quirks*/DA_Q_4K
1362 },
1363 {
1364 /*
1365 * Samsung 750 Series SSDs
1366 * 4k optimised & trim only works in 4k requests + 4k aligned
1367 */
1368 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 750*", "*" },
1369 /*quirks*/DA_Q_4K
1370 },
1371 {
1372 /*
1373 * Samsung 830 Series SSDs
1374 * 4k optimised & trim only works in 4k requests + 4k aligned
1375 */
1376 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG SSD 830 Series*", "*" },
1377 /*quirks*/DA_Q_4K
1378 },
1379 {
1380 /*
1381 * Samsung 840 SSDs
1382 * 4k optimised & trim only works in 4k requests + 4k aligned
1383 */
1384 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 840*", "*" },
1385 /*quirks*/DA_Q_4K
1386 },
1387 {
1388 /*
1389 * Samsung 845 SSDs
1390 * 4k optimised & trim only works in 4k requests + 4k aligned
1391 */
1392 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 845*", "*" },
1393 /*quirks*/DA_Q_4K
1394 },
1395 {
1396 /*
1397 * Samsung 850 SSDs
1398 * 4k optimised & trim only works in 4k requests + 4k aligned
1399 */
1400 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 850*", "*" },
1401 /*quirks*/DA_Q_4K
1402 },
1403 {
1404 /*
1405 * Samsung 860 SSDs
1406 * 4k optimised & trim only works in 4k requests + 4k aligned
1407 */
1408 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 860*", "*" },
1409 /*quirks*/DA_Q_4K
1410 },
1411 {
1412 /*
1413 * Samsung 870 SSDs
1414 * 4k optimised & trim only works in 4k requests + 4k aligned
1415 */
1416 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 870*", "*" },
1417 /*quirks*/DA_Q_4K
1418 },
1419 {
1420 /*
1421 * Samsung 843T Series SSDs (MZ7WD*)
1422 * Samsung PM851 Series SSDs (MZ7TE*)
1423 * Samsung PM853T Series SSDs (MZ7GE*)
1424 * Samsung SM863 Series SSDs (MZ7KM*)
1425 * 4k optimised
1426 */
1427 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG MZ7*", "*" },
1428 /*quirks*/DA_Q_4K
1429 },
1430 {
1431 /*
1432 * Same as for SAMSUNG MZ7* but enable the quirks for SSD
1433 * starting with MZ7* too
1434 */
1435 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "MZ7*", "*" },
1436 /*quirks*/DA_Q_4K
1437 },
1438 {
1439 /*
1440 * Same as above but enable the quirks for SSD SAMSUNG MZ7*
1441 * connected via SATA-to-SAS interposer and because of this
1442 * starting without "ATA"
1443 */
1444 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "MZ7*", "*" },
1445 /*quirks*/DA_Q_4K
1446 },
1447 {
1448 /*
1449 * SuperTalent TeraDrive CT SSDs
1450 * 4k optimised & trim only works in 4k requests + 4k aligned
1451 */
1452 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "FTM??CT25H*", "*" },
1453 /*quirks*/DA_Q_4K
1454 },
1455 {
1456 /*
1457 * XceedIOPS SATA SSDs
1458 * 4k optimised
1459 */
1460 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SG9XCS2D*", "*" },
1461 /*quirks*/DA_Q_4K
1462 },
1463 {
1464 /*
1465 * Hama Innostor USB-Stick
1466 */
1467 { T_DIRECT, SIP_MEDIA_REMOVABLE, "Innostor", "Innostor*", "*" },
1468 /*quirks*/DA_Q_NO_RC16
1469 },
1470 {
1471 /*
1472 * Seagate Lamarr 8TB Shingled Magnetic Recording (SMR)
1473 * Drive Managed SATA hard drive. This drive doesn't report
1474 * in firmware that it is a drive managed SMR drive.
1475 */
1476 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST8000AS000[23]*", "*" },
1477 /*quirks*/DA_Q_SMR_DM
1478 },
1479 {
1480 /*
1481 * MX-ES USB Drive by Mach Xtreme
1482 */
1483 { T_DIRECT, SIP_MEDIA_REMOVABLE, "MX", "MXUB3*", "*"},
1484 /*quirks*/DA_Q_NO_RC16
1485 },
1486 };
1487
1488 static disk_strategy_t dastrategy;
1489 static dumper_t dadump;
1490 static periph_init_t dainit;
1491 static void daasync(void *callback_arg, uint32_t code,
1492 struct cam_path *path, void *arg);
1493 static void dasysctlinit(void *context, int pending);
1494 static int dasysctlsofttimeout(SYSCTL_HANDLER_ARGS);
1495 static int dacmdsizesysctl(SYSCTL_HANDLER_ARGS);
1496 static int dadeletemethodsysctl(SYSCTL_HANDLER_ARGS);
1497 static int dabitsysctl(SYSCTL_HANDLER_ARGS);
1498 static int daflagssysctl(SYSCTL_HANDLER_ARGS);
1499 static int dazonemodesysctl(SYSCTL_HANDLER_ARGS);
1500 static int dazonesupsysctl(SYSCTL_HANDLER_ARGS);
1501 static int dadeletemaxsysctl(SYSCTL_HANDLER_ARGS);
1502 static void dadeletemethodset(struct da_softc *softc,
1503 da_delete_methods delete_method);
1504 static off_t dadeletemaxsize(struct da_softc *softc,
1505 da_delete_methods delete_method);
1506 static void dadeletemethodchoose(struct da_softc *softc,
1507 da_delete_methods default_method);
1508 static void daprobedone(struct cam_periph *periph, union ccb *ccb);
1509
1510 static periph_ctor_t daregister;
1511 static periph_dtor_t dacleanup;
1512 static periph_start_t dastart;
1513 static periph_oninv_t daoninvalidate;
1514 static void dazonedone(struct cam_periph *periph, union ccb *ccb);
1515 static void dadone(struct cam_periph *periph,
1516 union ccb *done_ccb);
1517 static void dadone_probewp(struct cam_periph *periph,
1518 union ccb *done_ccb);
1519 static void dadone_proberc(struct cam_periph *periph,
1520 union ccb *done_ccb);
1521 static void dadone_probelbp(struct cam_periph *periph,
1522 union ccb *done_ccb);
1523 static void dadone_probeblklimits(struct cam_periph *periph,
1524 union ccb *done_ccb);
1525 static void dadone_probebdc(struct cam_periph *periph,
1526 union ccb *done_ccb);
1527 static void dadone_probeata(struct cam_periph *periph,
1528 union ccb *done_ccb);
1529 static void dadone_probeatalogdir(struct cam_periph *periph,
1530 union ccb *done_ccb);
1531 static void dadone_probeataiddir(struct cam_periph *periph,
1532 union ccb *done_ccb);
1533 static void dadone_probeatasup(struct cam_periph *periph,
1534 union ccb *done_ccb);
1535 static void dadone_probeatazone(struct cam_periph *periph,
1536 union ccb *done_ccb);
1537 static void dadone_probezone(struct cam_periph *periph,
1538 union ccb *done_ccb);
1539 static void dadone_tur(struct cam_periph *periph,
1540 union ccb *done_ccb);
1541 static int daerror(union ccb *ccb, uint32_t cam_flags,
1542 uint32_t sense_flags);
1543 static void daprevent(struct cam_periph *periph, int action);
1544 static void dareprobe(struct cam_periph *periph);
1545 static void dasetgeom(struct cam_periph *periph, uint32_t block_len,
1546 uint64_t maxsector,
1547 struct scsi_read_capacity_data_long *rcaplong,
1548 size_t rcap_size);
1549 static callout_func_t dasendorderedtag;
1550 static void dashutdown(void *arg, int howto);
1551 static callout_func_t damediapoll;
1552
1553 #ifndef DA_DEFAULT_POLL_PERIOD
1554 #define DA_DEFAULT_POLL_PERIOD 3
1555 #endif
1556
1557 #ifndef DA_DEFAULT_TIMEOUT
1558 #define DA_DEFAULT_TIMEOUT 60 /* Timeout in seconds */
1559 #endif
1560
1561 #ifndef DA_DEFAULT_SOFTTIMEOUT
1562 #define DA_DEFAULT_SOFTTIMEOUT 0
1563 #endif
1564
1565 #ifndef DA_DEFAULT_RETRY
1566 #define DA_DEFAULT_RETRY 4
1567 #endif
1568
1569 #ifndef DA_DEFAULT_SEND_ORDERED
1570 #define DA_DEFAULT_SEND_ORDERED 1
1571 #endif
1572
1573 static int da_poll_period = DA_DEFAULT_POLL_PERIOD;
1574 static int da_retry_count = DA_DEFAULT_RETRY;
1575 static int da_default_timeout = DA_DEFAULT_TIMEOUT;
1576 static sbintime_t da_default_softtimeout = DA_DEFAULT_SOFTTIMEOUT;
1577 static int da_send_ordered = DA_DEFAULT_SEND_ORDERED;
1578 static int da_disable_wp_detection = 0;
1579 static int da_enable_biospeedup = 1;
1580 static int da_enable_uma_ccbs = 1;
1581
1582 static SYSCTL_NODE(_kern_cam, OID_AUTO, da, CTLFLAG_RD | CTLFLAG_MPSAFE, 0,
1583 "CAM Direct Access Disk driver");
1584 SYSCTL_INT(_kern_cam_da, OID_AUTO, poll_period, CTLFLAG_RWTUN,
1585 &da_poll_period, 0, "Media polling period in seconds");
1586 SYSCTL_INT(_kern_cam_da, OID_AUTO, retry_count, CTLFLAG_RWTUN,
1587 &da_retry_count, 0, "Normal I/O retry count");
1588 SYSCTL_INT(_kern_cam_da, OID_AUTO, default_timeout, CTLFLAG_RWTUN,
1589 &da_default_timeout, 0, "Normal I/O timeout (in seconds)");
1590 SYSCTL_INT(_kern_cam_da, OID_AUTO, send_ordered, CTLFLAG_RWTUN,
1591 &da_send_ordered, 0, "Send Ordered Tags");
1592 SYSCTL_INT(_kern_cam_da, OID_AUTO, disable_wp_detection, CTLFLAG_RWTUN,
1593 &da_disable_wp_detection, 0,
1594 "Disable detection of write-protected disks");
1595 SYSCTL_INT(_kern_cam_da, OID_AUTO, enable_biospeedup, CTLFLAG_RDTUN,
1596 &da_enable_biospeedup, 0, "Enable BIO_SPEEDUP processing");
1597 SYSCTL_INT(_kern_cam_da, OID_AUTO, enable_uma_ccbs, CTLFLAG_RWTUN,
1598 &da_enable_uma_ccbs, 0, "Use UMA for CCBs");
1599
1600 SYSCTL_PROC(_kern_cam_da, OID_AUTO, default_softtimeout,
1601 CTLTYPE_UINT | CTLFLAG_RW | CTLFLAG_MPSAFE, NULL, 0,
1602 dasysctlsofttimeout, "I",
1603 "Soft I/O timeout (ms)");
1604 TUNABLE_INT64("kern.cam.da.default_softtimeout", &da_default_softtimeout);
1605
1606 /*
1607 * DA_ORDEREDTAG_INTERVAL determines how often, relative
1608 * to the default timeout, we check to see whether an ordered
1609 * tagged transaction is appropriate to prevent simple tag
1610 * starvation. Since we'd like to ensure that there is at least
1611 * 1/2 of the timeout length left for a starved transaction to
1612 * complete after we've sent an ordered tag, we must poll at least
1613 * four times in every timeout period. This takes care of the worst
1614 * case where a starved transaction starts during an interval that
1615 * meets the requirement "don't send an ordered tag" test so it takes
1616 * us two intervals to determine that a tag must be sent.
1617 */
1618 #ifndef DA_ORDEREDTAG_INTERVAL
1619 #define DA_ORDEREDTAG_INTERVAL 4
1620 #endif
1621
1622 static struct periph_driver dadriver =
1623 {
1624 dainit, "da",
1625 TAILQ_HEAD_INITIALIZER(dadriver.units), /* generation */ 0
1626 };
1627
1628 PERIPHDRIVER_DECLARE(da, dadriver);
1629
1630 static MALLOC_DEFINE(M_SCSIDA, "scsi_da", "scsi_da buffers");
1631
1632 /*
1633 * This driver takes out references / holds in well defined pairs, never
1634 * recursively. These macros / inline functions enforce those rules. They
1635 * are only enabled with DA_TRACK_REFS or INVARIANTS. If DA_TRACK_REFS is
1636 * defined to be 2 or larger, the tracking also includes debug printfs.
1637 */
1638 #if defined(DA_TRACK_REFS) || defined(INVARIANTS)
1639
1640 #ifndef DA_TRACK_REFS
1641 #define DA_TRACK_REFS 1
1642 #endif
1643
1644 #if DA_TRACK_REFS > 1
1645 static const char *da_ref_text[] = {
1646 "bogus",
1647 "open",
1648 "open hold",
1649 "close hold",
1650 "reprobe hold",
1651 "Test Unit Ready",
1652 "Geom",
1653 "sysctl",
1654 "reprobe",
1655 "max -- also bogus"
1656 };
1657
1658 #define DA_PERIPH_PRINT(periph, msg, args...) \
1659 CAM_PERIPH_PRINT(periph, msg, ##args)
1660 #else
1661 #define DA_PERIPH_PRINT(periph, msg, args...)
1662 #endif
1663
1664 static inline void
token_sanity(da_ref_token token)1665 token_sanity(da_ref_token token)
1666 {
1667 if ((unsigned)token >= DA_REF_MAX)
1668 panic("Bad token value passed in %d\n", token);
1669 }
1670
1671 static inline int
da_periph_hold(struct cam_periph * periph,int priority,da_ref_token token)1672 da_periph_hold(struct cam_periph *periph, int priority, da_ref_token token)
1673 {
1674 int err = cam_periph_hold(periph, priority);
1675
1676 token_sanity(token);
1677 DA_PERIPH_PRINT(periph, "Holding device %s (%d): %d\n",
1678 da_ref_text[token], token, err);
1679 if (err == 0) {
1680 int cnt;
1681 struct da_softc *softc = periph->softc;
1682
1683 cnt = atomic_fetchadd_int(&softc->ref_flags[token], 1);
1684 if (cnt != 0)
1685 panic("Re-holding for reason %d, cnt = %d", token, cnt);
1686 }
1687 return (err);
1688 }
1689
1690 static inline void
da_periph_unhold(struct cam_periph * periph,da_ref_token token)1691 da_periph_unhold(struct cam_periph *periph, da_ref_token token)
1692 {
1693 int cnt;
1694 struct da_softc *softc = periph->softc;
1695
1696 token_sanity(token);
1697 DA_PERIPH_PRINT(periph, "Unholding device %s (%d)\n",
1698 da_ref_text[token], token);
1699 cnt = atomic_fetchadd_int(&softc->ref_flags[token], -1);
1700 if (cnt != 1)
1701 panic("Unholding %d with cnt = %d", token, cnt);
1702 cam_periph_unhold(periph);
1703 }
1704
1705 static inline int
da_periph_acquire(struct cam_periph * periph,da_ref_token token)1706 da_periph_acquire(struct cam_periph *periph, da_ref_token token)
1707 {
1708 int err = cam_periph_acquire(periph);
1709
1710 token_sanity(token);
1711 DA_PERIPH_PRINT(periph, "acquiring device %s (%d): %d\n",
1712 da_ref_text[token], token, err);
1713 if (err == 0) {
1714 int cnt;
1715 struct da_softc *softc = periph->softc;
1716
1717 cnt = atomic_fetchadd_int(&softc->ref_flags[token], 1);
1718 if (cnt != 0)
1719 panic("Re-refing for reason %d, cnt = %d", token, cnt);
1720 }
1721 return (err);
1722 }
1723
1724 static inline void
da_periph_release(struct cam_periph * periph,da_ref_token token)1725 da_periph_release(struct cam_periph *periph, da_ref_token token)
1726 {
1727 int cnt;
1728 struct da_softc *softc = periph->softc;
1729
1730 token_sanity(token);
1731 DA_PERIPH_PRINT(periph, "releasing device %s (%d)\n",
1732 da_ref_text[token], token);
1733 cnt = atomic_fetchadd_int(&softc->ref_flags[token], -1);
1734 if (cnt != 1)
1735 panic("Releasing %d with cnt = %d", token, cnt);
1736 cam_periph_release(periph);
1737 }
1738
1739 static inline void
da_periph_release_locked(struct cam_periph * periph,da_ref_token token)1740 da_periph_release_locked(struct cam_periph *periph, da_ref_token token)
1741 {
1742 int cnt;
1743 struct da_softc *softc = periph->softc;
1744
1745 token_sanity(token);
1746 DA_PERIPH_PRINT(periph, "releasing device (locked) %s (%d)\n",
1747 da_ref_text[token], token);
1748 cnt = atomic_fetchadd_int(&softc->ref_flags[token], -1);
1749 if (cnt != 1)
1750 panic("releasing (locked) %d with cnt = %d", token, cnt);
1751 cam_periph_release_locked(periph);
1752 }
1753
1754 #define cam_periph_hold POISON
1755 #define cam_periph_unhold POISON
1756 #define cam_periph_acquire POISON
1757 #define cam_periph_release POISON
1758 #define cam_periph_release_locked POISON
1759
1760 #else
1761 #define da_periph_hold(periph, prio, token) cam_periph_hold((periph), (prio))
1762 #define da_periph_unhold(periph, token) cam_periph_unhold((periph))
1763 #define da_periph_acquire(periph, token) cam_periph_acquire((periph))
1764 #define da_periph_release(periph, token) cam_periph_release((periph))
1765 #define da_periph_release_locked(periph, token) cam_periph_release_locked((periph))
1766 #endif
1767
1768 static int
daopen(struct disk * dp)1769 daopen(struct disk *dp)
1770 {
1771 struct cam_periph *periph;
1772 struct da_softc *softc;
1773 int error;
1774
1775 periph = (struct cam_periph *)dp->d_drv1;
1776 if (da_periph_acquire(periph, DA_REF_OPEN) != 0) {
1777 return (ENXIO);
1778 }
1779
1780 cam_periph_lock(periph);
1781 if ((error = da_periph_hold(periph, PRIBIO|PCATCH, DA_REF_OPEN_HOLD)) != 0) {
1782 cam_periph_unlock(periph);
1783 da_periph_release(periph, DA_REF_OPEN);
1784 return (error);
1785 }
1786
1787 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH,
1788 ("daopen\n"));
1789
1790 softc = (struct da_softc *)periph->softc;
1791 dareprobe(periph);
1792
1793 /* Wait for the disk size update. */
1794 error = cam_periph_sleep(periph, &softc->disk->d_mediasize, PRIBIO,
1795 "dareprobe", 0);
1796 if (error != 0)
1797 xpt_print(periph->path, "unable to retrieve capacity data\n");
1798
1799 if (periph->flags & CAM_PERIPH_INVALID)
1800 error = ENXIO;
1801
1802 if (error == 0 && (softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 &&
1803 (softc->quirks & DA_Q_NO_PREVENT) == 0)
1804 daprevent(periph, PR_PREVENT);
1805
1806 if (error == 0) {
1807 softc->flags &= ~DA_FLAG_PACK_INVALID;
1808 softc->flags |= DA_FLAG_OPEN;
1809 }
1810
1811 da_periph_unhold(periph, DA_REF_OPEN_HOLD);
1812 cam_periph_unlock(periph);
1813
1814 if (error != 0)
1815 da_periph_release(periph, DA_REF_OPEN);
1816
1817 return (error);
1818 }
1819
1820 static int
daclose(struct disk * dp)1821 daclose(struct disk *dp)
1822 {
1823 struct cam_periph *periph;
1824 struct da_softc *softc;
1825 union ccb *ccb;
1826
1827 periph = (struct cam_periph *)dp->d_drv1;
1828 softc = (struct da_softc *)periph->softc;
1829 cam_periph_lock(periph);
1830 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH,
1831 ("daclose\n"));
1832
1833 if (da_periph_hold(periph, PRIBIO, DA_REF_CLOSE_HOLD) == 0) {
1834 /* Flush disk cache. */
1835 if ((softc->flags & DA_FLAG_DIRTY) != 0 &&
1836 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0 &&
1837 (softc->flags & DA_FLAG_PACK_INVALID) == 0) {
1838 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
1839 scsi_synchronize_cache(&ccb->csio, /*retries*/1,
1840 /*cbfcnp*/NULL, MSG_SIMPLE_Q_TAG,
1841 /*begin_lba*/0, /*lb_count*/0, SSD_FULL_SIZE,
1842 5 * 60 * 1000);
1843 cam_periph_runccb(ccb, daerror, /*cam_flags*/0,
1844 /*sense_flags*/SF_RETRY_UA | SF_QUIET_IR,
1845 softc->disk->d_devstat);
1846 softc->flags &= ~DA_FLAG_DIRTY;
1847 xpt_release_ccb(ccb);
1848 }
1849
1850 /* Allow medium removal. */
1851 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 &&
1852 (softc->quirks & DA_Q_NO_PREVENT) == 0)
1853 daprevent(periph, PR_ALLOW);
1854
1855 da_periph_unhold(periph, DA_REF_CLOSE_HOLD);
1856 }
1857
1858 /*
1859 * If we've got removable media, mark the blocksize as
1860 * unavailable, since it could change when new media is
1861 * inserted.
1862 */
1863 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0)
1864 softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE;
1865
1866 softc->flags &= ~DA_FLAG_OPEN;
1867 while (softc->refcount != 0)
1868 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "daclose", 1);
1869 cam_periph_unlock(periph);
1870 da_periph_release(periph, DA_REF_OPEN);
1871 return (0);
1872 }
1873
1874 static void
daschedule(struct cam_periph * periph)1875 daschedule(struct cam_periph *periph)
1876 {
1877 struct da_softc *softc = (struct da_softc *)periph->softc;
1878
1879 if (softc->state != DA_STATE_NORMAL)
1880 return;
1881
1882 cam_iosched_schedule(softc->cam_iosched, periph);
1883 }
1884
1885 /*
1886 * Actually translate the requested transfer into one the physical driver
1887 * can understand. The transfer is described by a buf and will include
1888 * only one physical transfer.
1889 */
1890 static void
dastrategy(struct bio * bp)1891 dastrategy(struct bio *bp)
1892 {
1893 struct cam_periph *periph;
1894 struct da_softc *softc;
1895
1896 periph = (struct cam_periph *)bp->bio_disk->d_drv1;
1897 softc = (struct da_softc *)periph->softc;
1898
1899 cam_periph_lock(periph);
1900
1901 /*
1902 * If the device has been made invalid, error out
1903 */
1904 if ((softc->flags & DA_FLAG_PACK_INVALID)) {
1905 cam_periph_unlock(periph);
1906 biofinish(bp, NULL, ENXIO);
1907 return;
1908 }
1909
1910 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastrategy(%p)\n", bp));
1911
1912 /*
1913 * Zone commands must be ordered, because they can depend on the
1914 * effects of previously issued commands, and they may affect
1915 * commands after them.
1916 */
1917 if (bp->bio_cmd == BIO_ZONE)
1918 bp->bio_flags |= BIO_ORDERED;
1919
1920 /*
1921 * Place it in the queue of disk activities for this disk
1922 */
1923 cam_iosched_queue_work(softc->cam_iosched, bp);
1924
1925 /*
1926 * Schedule ourselves for performing the work.
1927 */
1928 daschedule(periph);
1929 cam_periph_unlock(periph);
1930
1931 return;
1932 }
1933
1934 static int
dadump(void * arg,void * virtual,off_t offset,size_t length)1935 dadump(void *arg, void *virtual, off_t offset, size_t length)
1936 {
1937 struct cam_periph *periph;
1938 struct da_softc *softc;
1939 u_int secsize;
1940 struct ccb_scsiio csio;
1941 struct disk *dp;
1942 int error = 0;
1943
1944 dp = arg;
1945 periph = dp->d_drv1;
1946 softc = (struct da_softc *)periph->softc;
1947 secsize = softc->params.secsize;
1948
1949 if ((softc->flags & DA_FLAG_PACK_INVALID) != 0)
1950 return (ENXIO);
1951
1952 memset(&csio, 0, sizeof(csio));
1953 if (length > 0) {
1954 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
1955 csio.ccb_h.ccb_state = DA_CCB_DUMP;
1956 scsi_read_write(&csio,
1957 /*retries*/0,
1958 /*cbfcnp*/NULL,
1959 MSG_ORDERED_Q_TAG,
1960 /*read*/SCSI_RW_WRITE,
1961 /*byte2*/0,
1962 /*minimum_cmd_size*/ softc->minimum_cmd_size,
1963 offset / secsize,
1964 length / secsize,
1965 /*data_ptr*/(uint8_t *) virtual,
1966 /*dxfer_len*/length,
1967 /*sense_len*/SSD_FULL_SIZE,
1968 da_default_timeout * 1000);
1969 error = cam_periph_runccb((union ccb *)&csio, cam_periph_error,
1970 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL);
1971 if (error != 0)
1972 printf("Aborting dump due to I/O error.\n");
1973 return (error);
1974 }
1975
1976 /*
1977 * Sync the disk cache contents to the physical media.
1978 */
1979 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) {
1980 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
1981 csio.ccb_h.ccb_state = DA_CCB_DUMP;
1982 scsi_synchronize_cache(&csio,
1983 /*retries*/0,
1984 /*cbfcnp*/NULL,
1985 MSG_SIMPLE_Q_TAG,
1986 /*begin_lba*/0,/* Cover the whole disk */
1987 /*lb_count*/0,
1988 SSD_FULL_SIZE,
1989 5 * 1000);
1990 error = cam_periph_runccb((union ccb *)&csio, cam_periph_error,
1991 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL);
1992 if (error != 0)
1993 xpt_print(periph->path, "Synchronize cache failed\n");
1994 }
1995 return (error);
1996 }
1997
1998 static int
dagetattr(struct bio * bp)1999 dagetattr(struct bio *bp)
2000 {
2001 int ret;
2002 struct cam_periph *periph;
2003
2004 if (g_handleattr_int(bp, "GEOM::canspeedup", da_enable_biospeedup))
2005 return (EJUSTRETURN);
2006
2007 periph = (struct cam_periph *)bp->bio_disk->d_drv1;
2008 cam_periph_lock(periph);
2009 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute,
2010 periph->path);
2011 cam_periph_unlock(periph);
2012 if (ret == 0)
2013 bp->bio_completed = bp->bio_length;
2014 return ret;
2015 }
2016
2017 static void
dainit(void)2018 dainit(void)
2019 {
2020 cam_status status;
2021
2022 da_ccb_zone = uma_zcreate("da_ccb",
2023 sizeof(struct ccb_scsiio), NULL, NULL, NULL, NULL,
2024 UMA_ALIGN_PTR, 0);
2025
2026 /*
2027 * Install a global async callback. This callback will
2028 * receive async callbacks like "new device found".
2029 */
2030 status = xpt_register_async(AC_FOUND_DEVICE, daasync, NULL, NULL);
2031
2032 if (status != CAM_REQ_CMP) {
2033 printf("da: Failed to attach master async callback "
2034 "due to status 0x%x!\n", status);
2035 } else if (da_send_ordered) {
2036 /* Register our shutdown event handler */
2037 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, dashutdown,
2038 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL)
2039 printf("dainit: shutdown event registration failed!\n");
2040 }
2041 }
2042
2043 /*
2044 * Callback from GEOM, called when it has finished cleaning up its
2045 * resources.
2046 */
2047 static void
dadiskgonecb(struct disk * dp)2048 dadiskgonecb(struct disk *dp)
2049 {
2050 struct cam_periph *periph;
2051
2052 periph = (struct cam_periph *)dp->d_drv1;
2053 da_periph_release(periph, DA_REF_GEOM);
2054 }
2055
2056 static void
daoninvalidate(struct cam_periph * periph)2057 daoninvalidate(struct cam_periph *periph)
2058 {
2059 struct da_softc *softc;
2060
2061 cam_periph_assert(periph, MA_OWNED);
2062 softc = (struct da_softc *)periph->softc;
2063
2064 /*
2065 * De-register any async callbacks.
2066 */
2067 xpt_register_async(0, daasync, periph, periph->path);
2068
2069 softc->flags |= DA_FLAG_PACK_INVALID;
2070 #ifdef CAM_IO_STATS
2071 softc->invalidations++;
2072 #endif
2073
2074 /*
2075 * Return all queued I/O with ENXIO. Transactions may be queued up here
2076 * for retry (since we are called while there's other transactions
2077 * pending). Any requests in the hardware will drain before dacleanup
2078 * is called.
2079 */
2080 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO);
2081
2082 /*
2083 * Tell GEOM that we've gone away, we'll get a callback when it is
2084 * done cleaning up its resources.
2085 */
2086 disk_gone(softc->disk);
2087 }
2088
2089 static void
dacleanup(struct cam_periph * periph)2090 dacleanup(struct cam_periph *periph)
2091 {
2092 struct da_softc *softc;
2093
2094 softc = (struct da_softc *)periph->softc;
2095
2096 cam_periph_unlock(periph);
2097
2098 cam_iosched_fini(softc->cam_iosched);
2099
2100 /*
2101 * If we can't free the sysctl tree, oh well...
2102 */
2103 if ((softc->flags & DA_FLAG_SCTX_INIT) != 0) {
2104 #ifdef CAM_IO_STATS
2105 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0)
2106 xpt_print(periph->path,
2107 "can't remove sysctl stats context\n");
2108 #endif
2109 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0)
2110 xpt_print(periph->path,
2111 "can't remove sysctl context\n");
2112 }
2113
2114 callout_drain(&softc->mediapoll_c);
2115 disk_destroy(softc->disk);
2116 callout_drain(&softc->sendordered_c);
2117 free(softc, M_DEVBUF);
2118 cam_periph_lock(periph);
2119 }
2120
2121 static void
daasync(void * callback_arg,uint32_t code,struct cam_path * path,void * arg)2122 daasync(void *callback_arg, uint32_t code,
2123 struct cam_path *path, void *arg)
2124 {
2125 struct cam_periph *periph;
2126 struct da_softc *softc;
2127
2128 periph = (struct cam_periph *)callback_arg;
2129 switch (code) {
2130 case AC_FOUND_DEVICE: /* callback to create periph, no locking yet */
2131 {
2132 struct ccb_getdev *cgd;
2133 cam_status status;
2134
2135 cgd = (struct ccb_getdev *)arg;
2136 if (cgd == NULL)
2137 break;
2138
2139 if (cgd->protocol != PROTO_SCSI)
2140 break;
2141 if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED)
2142 break;
2143 if (SID_TYPE(&cgd->inq_data) != T_DIRECT
2144 && SID_TYPE(&cgd->inq_data) != T_RBC
2145 && SID_TYPE(&cgd->inq_data) != T_OPTICAL
2146 && SID_TYPE(&cgd->inq_data) != T_ZBC_HM)
2147 break;
2148
2149 /*
2150 * Allocate a peripheral instance for
2151 * this device and start the probe
2152 * process.
2153 */
2154 status = cam_periph_alloc(daregister, daoninvalidate,
2155 dacleanup, dastart,
2156 "da", CAM_PERIPH_BIO,
2157 path, daasync,
2158 AC_FOUND_DEVICE, cgd);
2159
2160 if (status != CAM_REQ_CMP
2161 && status != CAM_REQ_INPROG)
2162 printf("daasync: Unable to attach to new device "
2163 "due to status 0x%x\n", status);
2164 return;
2165 }
2166 case AC_ADVINFO_CHANGED: /* Doesn't touch periph */
2167 {
2168 uintptr_t buftype;
2169
2170 buftype = (uintptr_t)arg;
2171 if (buftype == CDAI_TYPE_PHYS_PATH) {
2172 struct da_softc *softc;
2173
2174 softc = periph->softc;
2175 disk_attr_changed(softc->disk, "GEOM::physpath",
2176 M_NOWAIT);
2177 }
2178 break;
2179 }
2180 case AC_UNIT_ATTENTION: /* Called for this path: periph locked */
2181 {
2182 union ccb *ccb;
2183 int error_code, sense_key, asc, ascq;
2184
2185 softc = (struct da_softc *)periph->softc;
2186 ccb = (union ccb *)arg;
2187
2188 /*
2189 * Handle all UNIT ATTENTIONs except our own, as they will be
2190 * handled by daerror().
2191 */
2192 if (xpt_path_periph(ccb->ccb_h.path) != periph &&
2193 scsi_extract_sense_ccb(ccb,
2194 &error_code, &sense_key, &asc, &ascq)) {
2195 if (asc == 0x2A && ascq == 0x09) {
2196 /* 2a/9: CAPACITY DATA HAS CHANGED */
2197 xpt_print(ccb->ccb_h.path,
2198 "Capacity data has changed\n");
2199 cam_periph_assert(periph, MA_OWNED);
2200 softc->flags &= ~DA_FLAG_PROBED;
2201 dareprobe(periph);
2202 } else if (asc == 0x28 && ascq == 0x00) {
2203 /* 28/0: NOT READY TO READY CHANGE, MEDIUM MAY HAVE CHANGED */
2204 cam_periph_assert(periph, MA_OWNED);
2205 softc->flags &= ~DA_FLAG_PROBED;
2206 disk_media_changed(softc->disk, M_NOWAIT);
2207 } else if (asc == 0x3F && ascq == 0x03) {
2208 /* 3f/3: INQUIRY DATA HAS CHANGED */
2209 xpt_print(ccb->ccb_h.path,
2210 "INQUIRY data has changed\n");
2211 cam_periph_assert(periph, MA_OWNED);
2212 softc->flags &= ~DA_FLAG_PROBED;
2213 dareprobe(periph);
2214 }
2215 }
2216 break;
2217 }
2218 case AC_SCSI_AEN: /* Called for this path: periph locked */
2219 /*
2220 * Appears to be currently unused for SCSI devices, only ata SIMs
2221 * generate this.
2222 */
2223 cam_periph_assert(periph, MA_OWNED);
2224 softc = (struct da_softc *)periph->softc;
2225 if (!cam_iosched_has_work_flags(softc->cam_iosched, DA_WORK_TUR) &&
2226 (softc->flags & DA_FLAG_TUR_PENDING) == 0) {
2227 if (da_periph_acquire(periph, DA_REF_TUR) == 0) {
2228 cam_iosched_set_work_flags(softc->cam_iosched, DA_WORK_TUR);
2229 daschedule(periph);
2230 }
2231 }
2232 /* FALLTHROUGH */
2233 case AC_SENT_BDR: /* Called for this path: periph locked */
2234 case AC_BUS_RESET: /* Called for this path: periph locked */
2235 {
2236 struct ccb_hdr *ccbh;
2237
2238 cam_periph_assert(periph, MA_OWNED);
2239 softc = (struct da_softc *)periph->softc;
2240 /*
2241 * Don't fail on the expected unit attention
2242 * that will occur.
2243 */
2244 softc->flags |= DA_FLAG_RETRY_UA;
2245 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le)
2246 ccbh->ccb_state |= DA_CCB_RETRY_UA;
2247 break;
2248 }
2249 case AC_INQ_CHANGED: /* Called for this path: periph locked */
2250 cam_periph_assert(periph, MA_OWNED);
2251 softc = (struct da_softc *)periph->softc;
2252 softc->flags &= ~DA_FLAG_PROBED;
2253 dareprobe(periph);
2254 break;
2255 default:
2256 break;
2257 }
2258 cam_periph_async(periph, code, path, arg);
2259 }
2260
2261 static void
dasysctlinit(void * context,int pending)2262 dasysctlinit(void *context, int pending)
2263 {
2264 struct cam_periph *periph;
2265 struct da_softc *softc;
2266 char tmpstr[32], tmpstr2[16];
2267 struct ccb_trans_settings cts;
2268
2269 periph = (struct cam_periph *)context;
2270 /*
2271 * periph was held for us when this task was enqueued
2272 */
2273 if (periph->flags & CAM_PERIPH_INVALID) {
2274 da_periph_release(periph, DA_REF_SYSCTL);
2275 return;
2276 }
2277
2278 softc = (struct da_softc *)periph->softc;
2279 snprintf(tmpstr, sizeof(tmpstr), "CAM DA unit %d", periph->unit_number);
2280 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number);
2281
2282 sysctl_ctx_init(&softc->sysctl_ctx);
2283 cam_periph_lock(periph);
2284 softc->flags |= DA_FLAG_SCTX_INIT;
2285 cam_periph_unlock(periph);
2286 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx,
2287 SYSCTL_STATIC_CHILDREN(_kern_cam_da), OID_AUTO, tmpstr2,
2288 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, tmpstr, "device_index");
2289 if (softc->sysctl_tree == NULL) {
2290 printf("dasysctlinit: unable to allocate sysctl tree\n");
2291 da_periph_release(periph, DA_REF_SYSCTL);
2292 return;
2293 }
2294
2295 /*
2296 * Now register the sysctl handler, so the user can change the value on
2297 * the fly.
2298 */
2299 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2300 OID_AUTO, "delete_method",
2301 CTLTYPE_STRING | CTLFLAG_RWTUN | CTLFLAG_MPSAFE,
2302 softc, 0, dadeletemethodsysctl, "A",
2303 "BIO_DELETE execution method");
2304 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2305 OID_AUTO, "delete_max",
2306 CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE,
2307 softc, 0, dadeletemaxsysctl, "Q",
2308 "Maximum BIO_DELETE size");
2309 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2310 OID_AUTO, "minimum_cmd_size",
2311 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE,
2312 &softc->minimum_cmd_size, 0, dacmdsizesysctl, "I",
2313 "Minimum CDB size");
2314 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2315 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2316 "trim_count", CTLFLAG_RD, &softc->trim_count,
2317 "Total number of unmap/dsm commands sent");
2318 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2319 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2320 "trim_ranges", CTLFLAG_RD, &softc->trim_ranges,
2321 "Total number of ranges in unmap/dsm commands");
2322 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2323 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2324 "trim_lbas", CTLFLAG_RD, &softc->trim_lbas,
2325 "Total lbas in the unmap/dsm commands sent");
2326
2327 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2328 OID_AUTO, "zone_mode",
2329 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
2330 softc, 0, dazonemodesysctl, "A",
2331 "Zone Mode");
2332 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2333 OID_AUTO, "zone_support",
2334 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
2335 softc, 0, dazonesupsysctl, "A",
2336 "Zone Support");
2337 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2338 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2339 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones,
2340 "Optimal Number of Open Sequential Write Preferred Zones");
2341 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2342 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2343 "optimal_nonseq_zones", CTLFLAG_RD,
2344 &softc->optimal_nonseq_zones,
2345 "Optimal Number of Non-Sequentially Written Sequential Write "
2346 "Preferred Zones");
2347 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2348 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2349 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones,
2350 "Maximum Number of Open Sequential Write Required Zones");
2351
2352 SYSCTL_ADD_INT(&softc->sysctl_ctx,
2353 SYSCTL_CHILDREN(softc->sysctl_tree),
2354 OID_AUTO,
2355 "error_inject",
2356 CTLFLAG_RW,
2357 &softc->error_inject,
2358 0,
2359 "error_inject leaf");
2360
2361 SYSCTL_ADD_INT(&softc->sysctl_ctx,
2362 SYSCTL_CHILDREN(softc->sysctl_tree),
2363 OID_AUTO,
2364 "p_type",
2365 CTLFLAG_RD,
2366 &softc->p_type,
2367 0,
2368 "DIF protection type");
2369
2370 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2371 OID_AUTO, "flags", CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
2372 softc, 0, daflagssysctl, "A",
2373 "Flags for drive");
2374 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2375 OID_AUTO, "rotating", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE,
2376 &softc->flags, (u_int)DA_FLAG_ROTATING, dabitsysctl, "I",
2377 "Rotating media *DEPRECATED* gone in FreeBSD 15");
2378 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2379 OID_AUTO, "unmapped_io", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE,
2380 &softc->flags, (u_int)DA_FLAG_UNMAPPEDIO, dabitsysctl, "I",
2381 "Unmapped I/O support *DEPRECATED* gone in FreeBSD 15");
2382
2383 #ifdef CAM_TEST_FAILURE
2384 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2385 OID_AUTO, "invalidate", CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE,
2386 periph, 0, cam_periph_invalidate_sysctl, "I",
2387 "Write 1 to invalidate the drive immediately");
2388 #endif
2389
2390 /*
2391 * Add some addressing info.
2392 */
2393 memset(&cts, 0, sizeof (cts));
2394 xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NONE);
2395 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS;
2396 cts.type = CTS_TYPE_CURRENT_SETTINGS;
2397 cam_periph_lock(periph);
2398 xpt_action((union ccb *)&cts);
2399 cam_periph_unlock(periph);
2400 if (cts.ccb_h.status != CAM_REQ_CMP) {
2401 da_periph_release(periph, DA_REF_SYSCTL);
2402 return;
2403 }
2404 if (cts.protocol == PROTO_SCSI && cts.transport == XPORT_FC) {
2405 struct ccb_trans_settings_fc *fc = &cts.xport_specific.fc;
2406 if (fc->valid & CTS_FC_VALID_WWPN) {
2407 softc->wwpn = fc->wwpn;
2408 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2409 SYSCTL_CHILDREN(softc->sysctl_tree),
2410 OID_AUTO, "wwpn", CTLFLAG_RD,
2411 &softc->wwpn, "World Wide Port Name");
2412 }
2413 }
2414
2415 #ifdef CAM_IO_STATS
2416 /*
2417 * Now add some useful stats.
2418 * XXX These should live in cam_periph and be common to all periphs
2419 */
2420 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx,
2421 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats",
2422 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, "Statistics");
2423 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx,
2424 SYSCTL_CHILDREN(softc->sysctl_stats_tree),
2425 OID_AUTO,
2426 "errors",
2427 CTLFLAG_RD,
2428 &softc->errors,
2429 0,
2430 "Transport errors reported by the SIM");
2431 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx,
2432 SYSCTL_CHILDREN(softc->sysctl_stats_tree),
2433 OID_AUTO,
2434 "timeouts",
2435 CTLFLAG_RD,
2436 &softc->timeouts,
2437 0,
2438 "Device timeouts reported by the SIM");
2439 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx,
2440 SYSCTL_CHILDREN(softc->sysctl_stats_tree),
2441 OID_AUTO,
2442 "pack_invalidations",
2443 CTLFLAG_RD,
2444 &softc->invalidations,
2445 0,
2446 "Device pack invalidations");
2447 #endif
2448
2449 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx,
2450 softc->sysctl_tree);
2451
2452 da_periph_release(periph, DA_REF_SYSCTL);
2453 }
2454
2455 static int
dadeletemaxsysctl(SYSCTL_HANDLER_ARGS)2456 dadeletemaxsysctl(SYSCTL_HANDLER_ARGS)
2457 {
2458 int error;
2459 uint64_t value;
2460 struct da_softc *softc;
2461
2462 softc = (struct da_softc *)arg1;
2463
2464 value = softc->disk->d_delmaxsize;
2465 error = sysctl_handle_64(oidp, &value, 0, req);
2466 if ((error != 0) || (req->newptr == NULL))
2467 return (error);
2468
2469 /* only accept values smaller than the calculated value */
2470 if (value > dadeletemaxsize(softc, softc->delete_method)) {
2471 return (EINVAL);
2472 }
2473 softc->disk->d_delmaxsize = value;
2474
2475 return (0);
2476 }
2477
2478 static int
dacmdsizesysctl(SYSCTL_HANDLER_ARGS)2479 dacmdsizesysctl(SYSCTL_HANDLER_ARGS)
2480 {
2481 int error, value;
2482
2483 value = *(int *)arg1;
2484
2485 error = sysctl_handle_int(oidp, &value, 0, req);
2486
2487 if ((error != 0)
2488 || (req->newptr == NULL))
2489 return (error);
2490
2491 /*
2492 * Acceptable values here are 6, 10, 12 or 16.
2493 */
2494 if (value < 6)
2495 value = 6;
2496 else if ((value > 6)
2497 && (value <= 10))
2498 value = 10;
2499 else if ((value > 10)
2500 && (value <= 12))
2501 value = 12;
2502 else if (value > 12)
2503 value = 16;
2504
2505 *(int *)arg1 = value;
2506
2507 return (0);
2508 }
2509
2510 static int
dasysctlsofttimeout(SYSCTL_HANDLER_ARGS)2511 dasysctlsofttimeout(SYSCTL_HANDLER_ARGS)
2512 {
2513 sbintime_t value;
2514 int error;
2515
2516 value = da_default_softtimeout / SBT_1MS;
2517
2518 error = sysctl_handle_int(oidp, (int *)&value, 0, req);
2519 if ((error != 0) || (req->newptr == NULL))
2520 return (error);
2521
2522 /* XXX Should clip this to a reasonable level */
2523 if (value > da_default_timeout * 1000)
2524 return (EINVAL);
2525
2526 da_default_softtimeout = value * SBT_1MS;
2527 return (0);
2528 }
2529
2530 static void
dadeletemethodset(struct da_softc * softc,da_delete_methods delete_method)2531 dadeletemethodset(struct da_softc *softc, da_delete_methods delete_method)
2532 {
2533
2534 softc->delete_method = delete_method;
2535 softc->disk->d_delmaxsize = dadeletemaxsize(softc, delete_method);
2536 softc->delete_func = da_delete_functions[delete_method];
2537
2538 if (softc->delete_method > DA_DELETE_DISABLE)
2539 softc->disk->d_flags |= DISKFLAG_CANDELETE;
2540 else
2541 softc->disk->d_flags &= ~DISKFLAG_CANDELETE;
2542 }
2543
2544 static off_t
dadeletemaxsize(struct da_softc * softc,da_delete_methods delete_method)2545 dadeletemaxsize(struct da_softc *softc, da_delete_methods delete_method)
2546 {
2547 off_t sectors;
2548
2549 switch(delete_method) {
2550 case DA_DELETE_UNMAP:
2551 sectors = (off_t)softc->unmap_max_lba;
2552 break;
2553 case DA_DELETE_ATA_TRIM:
2554 sectors = (off_t)ATA_DSM_RANGE_MAX * softc->trim_max_ranges;
2555 break;
2556 case DA_DELETE_WS16:
2557 sectors = omin(softc->ws_max_blks, WS16_MAX_BLKS);
2558 break;
2559 case DA_DELETE_ZERO:
2560 case DA_DELETE_WS10:
2561 sectors = omin(softc->ws_max_blks, WS10_MAX_BLKS);
2562 break;
2563 default:
2564 return 0;
2565 }
2566
2567 return (off_t)softc->params.secsize *
2568 omin(sectors, softc->params.sectors);
2569 }
2570
2571 static void
daprobedone(struct cam_periph * periph,union ccb * ccb)2572 daprobedone(struct cam_periph *periph, union ccb *ccb)
2573 {
2574 struct da_softc *softc;
2575
2576 softc = (struct da_softc *)periph->softc;
2577
2578 cam_periph_assert(periph, MA_OWNED);
2579
2580 dadeletemethodchoose(softc, DA_DELETE_NONE);
2581
2582 if (bootverbose && (softc->flags & DA_FLAG_ANNOUNCED) == 0) {
2583 char buf[80];
2584 int i, sep;
2585
2586 snprintf(buf, sizeof(buf), "Delete methods: <");
2587 sep = 0;
2588 for (i = 0; i <= DA_DELETE_MAX; i++) {
2589 if ((softc->delete_available & (1 << i)) == 0 &&
2590 i != softc->delete_method)
2591 continue;
2592 if (sep)
2593 strlcat(buf, ",", sizeof(buf));
2594 strlcat(buf, da_delete_method_names[i],
2595 sizeof(buf));
2596 if (i == softc->delete_method)
2597 strlcat(buf, "(*)", sizeof(buf));
2598 sep = 1;
2599 }
2600 strlcat(buf, ">", sizeof(buf));
2601 printf("%s%d: %s\n", periph->periph_name,
2602 periph->unit_number, buf);
2603 }
2604 if ((softc->disk->d_flags & DISKFLAG_WRITE_PROTECT) != 0 &&
2605 (softc->flags & DA_FLAG_ANNOUNCED) == 0) {
2606 printf("%s%d: Write Protected\n", periph->periph_name,
2607 periph->unit_number);
2608 }
2609
2610 /*
2611 * Since our peripheral may be invalidated by an error
2612 * above or an external event, we must release our CCB
2613 * before releasing the probe lock on the peripheral.
2614 * The peripheral will only go away once the last lock
2615 * is removed, and we need it around for the CCB release
2616 * operation.
2617 */
2618 xpt_release_ccb(ccb);
2619 softc->state = DA_STATE_NORMAL;
2620 softc->flags |= DA_FLAG_PROBED;
2621 daschedule(periph);
2622 wakeup(&softc->disk->d_mediasize);
2623 if ((softc->flags & DA_FLAG_ANNOUNCED) == 0) {
2624 softc->flags |= DA_FLAG_ANNOUNCED;
2625
2626 /*
2627 * We'll release this reference once GEOM calls us back via
2628 * dadiskgonecb(), telling us that our provider has been freed.
2629 */
2630 if (da_periph_acquire(periph, DA_REF_GEOM) == 0)
2631 disk_create(softc->disk, DISK_VERSION);
2632
2633 cam_periph_release_boot(periph);
2634 }
2635 da_periph_release_locked(periph, DA_REF_REPROBE);
2636 }
2637
2638 static void
dadeletemethodchoose(struct da_softc * softc,da_delete_methods default_method)2639 dadeletemethodchoose(struct da_softc *softc, da_delete_methods default_method)
2640 {
2641 int i, methods;
2642
2643 /* If available, prefer the method requested by user. */
2644 i = softc->delete_method_pref;
2645 methods = softc->delete_available | (1 << DA_DELETE_DISABLE);
2646 if (methods & (1 << i)) {
2647 dadeletemethodset(softc, i);
2648 return;
2649 }
2650
2651 /* Use the pre-defined order to choose the best performing delete. */
2652 for (i = DA_DELETE_MIN; i <= DA_DELETE_MAX; i++) {
2653 if (i == DA_DELETE_ZERO)
2654 continue;
2655 if (softc->delete_available & (1 << i)) {
2656 dadeletemethodset(softc, i);
2657 return;
2658 }
2659 }
2660
2661 /* Fallback to default. */
2662 dadeletemethodset(softc, default_method);
2663 }
2664
2665 static int
dabitsysctl(SYSCTL_HANDLER_ARGS)2666 dabitsysctl(SYSCTL_HANDLER_ARGS)
2667 {
2668 u_int *flags = arg1;
2669 u_int test = arg2;
2670 int tmpout, error;
2671
2672 tmpout = !!(*flags & test);
2673 error = SYSCTL_OUT(req, &tmpout, sizeof(tmpout));
2674 if (error || !req->newptr)
2675 return (error);
2676
2677 return (EPERM);
2678 }
2679
2680 static int
daflagssysctl(SYSCTL_HANDLER_ARGS)2681 daflagssysctl(SYSCTL_HANDLER_ARGS)
2682 {
2683 struct sbuf sbuf;
2684 struct da_softc *softc = arg1;
2685 int error;
2686
2687 sbuf_new_for_sysctl(&sbuf, NULL, 0, req);
2688 if (softc->flags != 0)
2689 sbuf_printf(&sbuf, "0x%b", (unsigned)softc->flags, DA_FLAG_STRING);
2690 else
2691 sbuf_putc(&sbuf, '0');
2692 error = sbuf_finish(&sbuf);
2693 sbuf_delete(&sbuf);
2694
2695 return (error);
2696 }
2697
2698 static int
dadeletemethodsysctl(SYSCTL_HANDLER_ARGS)2699 dadeletemethodsysctl(SYSCTL_HANDLER_ARGS)
2700 {
2701 char buf[16];
2702 const char *p;
2703 struct da_softc *softc;
2704 int i, error, value;
2705
2706 softc = (struct da_softc *)arg1;
2707
2708 value = softc->delete_method;
2709 if (value < 0 || value > DA_DELETE_MAX)
2710 p = "UNKNOWN";
2711 else
2712 p = da_delete_method_names[value];
2713 strncpy(buf, p, sizeof(buf));
2714 error = sysctl_handle_string(oidp, buf, sizeof(buf), req);
2715 if (error != 0 || req->newptr == NULL)
2716 return (error);
2717 for (i = 0; i <= DA_DELETE_MAX; i++) {
2718 if (strcmp(buf, da_delete_method_names[i]) == 0)
2719 break;
2720 }
2721 if (i > DA_DELETE_MAX)
2722 return (EINVAL);
2723 softc->delete_method_pref = i;
2724 dadeletemethodchoose(softc, DA_DELETE_NONE);
2725 return (0);
2726 }
2727
2728 static int
dazonemodesysctl(SYSCTL_HANDLER_ARGS)2729 dazonemodesysctl(SYSCTL_HANDLER_ARGS)
2730 {
2731 char tmpbuf[40];
2732 struct da_softc *softc;
2733 int error;
2734
2735 softc = (struct da_softc *)arg1;
2736
2737 switch (softc->zone_mode) {
2738 case DA_ZONE_DRIVE_MANAGED:
2739 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed");
2740 break;
2741 case DA_ZONE_HOST_AWARE:
2742 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware");
2743 break;
2744 case DA_ZONE_HOST_MANAGED:
2745 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed");
2746 break;
2747 case DA_ZONE_NONE:
2748 default:
2749 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned");
2750 break;
2751 }
2752
2753 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req);
2754
2755 return (error);
2756 }
2757
2758 static int
dazonesupsysctl(SYSCTL_HANDLER_ARGS)2759 dazonesupsysctl(SYSCTL_HANDLER_ARGS)
2760 {
2761 struct da_softc *softc;
2762 struct sbuf sb;
2763 int error, first;
2764 unsigned int i;
2765
2766 softc = (struct da_softc *)arg1;
2767
2768 first = 1;
2769 sbuf_new_for_sysctl(&sb, NULL, 0, req);
2770
2771 for (i = 0; i < sizeof(da_zone_desc_table) /
2772 sizeof(da_zone_desc_table[0]); i++) {
2773 if (softc->zone_flags & da_zone_desc_table[i].value) {
2774 if (first == 0)
2775 sbuf_cat(&sb, ", ");
2776 else
2777 first = 0;
2778 sbuf_cat(&sb, da_zone_desc_table[i].desc);
2779 }
2780 }
2781
2782 if (first == 1)
2783 sbuf_cat(&sb, "None");
2784
2785 error = sbuf_finish(&sb);
2786 sbuf_delete(&sb);
2787 return (error);
2788 }
2789
2790 static cam_status
daregister(struct cam_periph * periph,void * arg)2791 daregister(struct cam_periph *periph, void *arg)
2792 {
2793 struct da_softc *softc;
2794 struct ccb_pathinq cpi;
2795 struct ccb_getdev *cgd;
2796 char tmpstr[80];
2797 caddr_t match;
2798 int quirks;
2799
2800 cgd = (struct ccb_getdev *)arg;
2801 if (cgd == NULL) {
2802 printf("daregister: no getdev CCB, can't register device\n");
2803 return(CAM_REQ_CMP_ERR);
2804 }
2805
2806 softc = (struct da_softc *)malloc(sizeof(*softc), M_DEVBUF,
2807 M_NOWAIT|M_ZERO);
2808
2809 if (softc == NULL) {
2810 printf("daregister: Unable to probe new device. "
2811 "Unable to allocate softc\n");
2812 return(CAM_REQ_CMP_ERR);
2813 }
2814
2815 LIST_INIT(&softc->pending_ccbs);
2816 softc->state = DA_STATE_PROBE_WP;
2817 bioq_init(&softc->delete_run_queue);
2818 if (SID_IS_REMOVABLE(&cgd->inq_data))
2819 softc->flags |= DA_FLAG_PACK_REMOVABLE;
2820 softc->unmap_max_ranges = UNMAP_MAX_RANGES;
2821 softc->unmap_max_lba = UNMAP_RANGE_MAX;
2822 softc->unmap_gran = 0;
2823 softc->unmap_gran_align = 0;
2824 softc->ws_max_blks = WS16_MAX_BLKS;
2825 softc->trim_max_ranges = ATA_TRIM_MAX_RANGES;
2826 softc->flags |= DA_FLAG_ROTATING;
2827
2828 periph->softc = softc;
2829
2830 /*
2831 * See if this device has any quirks.
2832 */
2833 match = cam_quirkmatch((caddr_t)&cgd->inq_data,
2834 (caddr_t)da_quirk_table,
2835 nitems(da_quirk_table),
2836 sizeof(*da_quirk_table), scsi_inquiry_match);
2837
2838 if (match != NULL)
2839 softc->quirks = ((struct da_quirk_entry *)match)->quirks;
2840 else
2841 softc->quirks = DA_Q_NONE;
2842
2843 /* Check if the SIM does not want 6 byte commands */
2844 xpt_path_inq(&cpi, periph->path);
2845 if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE))
2846 softc->quirks |= DA_Q_NO_6_BYTE;
2847
2848 /* Override quirks if tunable is set */
2849 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.quirks",
2850 periph->unit_number);
2851 quirks = softc->quirks;
2852 TUNABLE_INT_FETCH(tmpstr, &quirks);
2853 softc->quirks = quirks;
2854
2855 if (SID_TYPE(&cgd->inq_data) == T_ZBC_HM)
2856 softc->zone_mode = DA_ZONE_HOST_MANAGED;
2857 else if (softc->quirks & DA_Q_SMR_DM)
2858 softc->zone_mode = DA_ZONE_DRIVE_MANAGED;
2859 else
2860 softc->zone_mode = DA_ZONE_NONE;
2861
2862 if (softc->zone_mode != DA_ZONE_NONE) {
2863 if (scsi_vpd_supported_page(periph, SVPD_ATA_INFORMATION)) {
2864 if (scsi_vpd_supported_page(periph, SVPD_ZONED_BDC))
2865 softc->zone_interface = DA_ZONE_IF_ATA_SAT;
2866 else
2867 softc->zone_interface = DA_ZONE_IF_ATA_PASS;
2868 } else
2869 softc->zone_interface = DA_ZONE_IF_SCSI;
2870 }
2871
2872 TASK_INIT(&softc->sysctl_task, 0, dasysctlinit, periph);
2873
2874 /*
2875 * Let XPT know we can use UMA-allocated CCBs.
2876 */
2877 if (da_enable_uma_ccbs) {
2878 KASSERT(da_ccb_zone != NULL,
2879 ("%s: NULL da_ccb_zone", __func__));
2880 periph->ccb_zone = da_ccb_zone;
2881 }
2882
2883 /*
2884 * Take a reference on the periph while dastart is called to finish the
2885 * probe. The reference will be dropped in dadone at the end of probe.
2886 */
2887 (void)da_periph_acquire(periph, DA_REF_REPROBE);
2888
2889 /*
2890 * Schedule a periodic event to occasionally send an
2891 * ordered tag to a device.
2892 */
2893 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0);
2894 callout_reset_sbt(&softc->sendordered_c,
2895 SBT_1S / DA_ORDEREDTAG_INTERVAL * da_default_timeout, 0,
2896 dasendorderedtag, periph, C_PREL(1));
2897
2898 cam_periph_unlock(periph);
2899 /*
2900 * RBC devices don't have to support READ(6), only READ(10).
2901 */
2902 if (softc->quirks & DA_Q_NO_6_BYTE || SID_TYPE(&cgd->inq_data) == T_RBC)
2903 softc->minimum_cmd_size = 10;
2904 else
2905 softc->minimum_cmd_size = 6;
2906
2907 /*
2908 * Load the user's default, if any.
2909 */
2910 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.minimum_cmd_size",
2911 periph->unit_number);
2912 TUNABLE_INT_FETCH(tmpstr, &softc->minimum_cmd_size);
2913
2914 /*
2915 * 6, 10, 12 and 16 are the currently permissible values.
2916 */
2917 if (softc->minimum_cmd_size > 12)
2918 softc->minimum_cmd_size = 16;
2919 else if (softc->minimum_cmd_size > 10)
2920 softc->minimum_cmd_size = 12;
2921 else if (softc->minimum_cmd_size > 6)
2922 softc->minimum_cmd_size = 10;
2923 else
2924 softc->minimum_cmd_size = 6;
2925
2926 /* On first PROBE_WP request all more pages, then adjust. */
2927 softc->mode_page = SMS_ALL_PAGES_PAGE;
2928
2929 /* Predict whether device may support READ CAPACITY(16). */
2930 if (SID_ANSI_REV(&cgd->inq_data) >= SCSI_REV_SPC3 &&
2931 (softc->quirks & DA_Q_NO_RC16) == 0) {
2932 softc->flags |= DA_FLAG_CAN_RC16;
2933 }
2934
2935 /*
2936 * Register this media as a disk.
2937 */
2938 softc->disk = disk_alloc();
2939 softc->disk->d_devstat = devstat_new_entry(periph->periph_name,
2940 periph->unit_number, 0,
2941 DEVSTAT_BS_UNAVAILABLE,
2942 SID_TYPE(&cgd->inq_data) |
2943 XPORT_DEVSTAT_TYPE(cpi.transport),
2944 DEVSTAT_PRIORITY_DISK);
2945 softc->disk->d_open = daopen;
2946 softc->disk->d_close = daclose;
2947 softc->disk->d_strategy = dastrategy;
2948 if (cam_sim_pollable(periph->sim))
2949 softc->disk->d_dump = dadump;
2950 softc->disk->d_getattr = dagetattr;
2951 softc->disk->d_gone = dadiskgonecb;
2952 softc->disk->d_name = "da";
2953 softc->disk->d_drv1 = periph;
2954 if (cpi.maxio == 0)
2955 softc->maxio = DFLTPHYS; /* traditional default */
2956 else if (cpi.maxio > maxphys)
2957 softc->maxio = maxphys; /* for safety */
2958 else
2959 softc->maxio = cpi.maxio;
2960 if (softc->quirks & DA_Q_128KB)
2961 softc->maxio = min(softc->maxio, 128 * 1024);
2962 softc->disk->d_maxsize = softc->maxio;
2963 softc->disk->d_unit = periph->unit_number;
2964 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE;
2965 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0)
2966 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE;
2967 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) {
2968 softc->flags |= DA_FLAG_UNMAPPEDIO;
2969 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO;
2970 }
2971 cam_strvis(softc->disk->d_descr, cgd->inq_data.vendor,
2972 sizeof(cgd->inq_data.vendor), sizeof(softc->disk->d_descr));
2973 strlcat(softc->disk->d_descr, " ", sizeof(softc->disk->d_descr));
2974 cam_strvis(&softc->disk->d_descr[strlen(softc->disk->d_descr)],
2975 cgd->inq_data.product, sizeof(cgd->inq_data.product),
2976 sizeof(softc->disk->d_descr) - strlen(softc->disk->d_descr));
2977 softc->disk->d_hba_vendor = cpi.hba_vendor;
2978 softc->disk->d_hba_device = cpi.hba_device;
2979 softc->disk->d_hba_subvendor = cpi.hba_subvendor;
2980 softc->disk->d_hba_subdevice = cpi.hba_subdevice;
2981 snprintf(softc->disk->d_attachment, sizeof(softc->disk->d_attachment),
2982 "%s%d", cpi.dev_name, cpi.unit_number);
2983
2984 if (cam_iosched_init(&softc->cam_iosched, periph, softc->disk,
2985 daschedule) != 0) {
2986 printf("daregister: Unable to probe new device. "
2987 "Unable to allocate iosched memory\n");
2988 free(softc, M_DEVBUF);
2989 return(CAM_REQ_CMP_ERR);
2990 }
2991
2992 /*
2993 * Add async callbacks for events of interest.
2994 * I don't bother checking if this fails as,
2995 * in most cases, the system will function just
2996 * fine without them and the only alternative
2997 * would be to not attach the device on failure.
2998 */
2999 cam_periph_lock(periph);
3000 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE |
3001 AC_ADVINFO_CHANGED | AC_SCSI_AEN | AC_UNIT_ATTENTION |
3002 AC_INQ_CHANGED, daasync, periph, periph->path);
3003
3004 /*
3005 * Schedule a periodic media polling events.
3006 */
3007 callout_init_mtx(&softc->mediapoll_c, cam_periph_mtx(periph), 0);
3008 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) &&
3009 (cgd->inq_flags & SID_AEN) == 0 &&
3010 da_poll_period != 0) {
3011 callout_reset_sbt(&softc->mediapoll_c, da_poll_period * SBT_1S,
3012 0, damediapoll, periph, C_PREL(1));
3013 }
3014
3015 /* Released after probe when disk_create() call pass it to GEOM. */
3016 cam_periph_hold_boot(periph);
3017
3018 xpt_schedule(periph, CAM_PRIORITY_DEV);
3019 return(CAM_REQ_CMP);
3020 }
3021
3022 static int
da_zone_bio_to_scsi(int disk_zone_cmd)3023 da_zone_bio_to_scsi(int disk_zone_cmd)
3024 {
3025 switch (disk_zone_cmd) {
3026 case DISK_ZONE_OPEN:
3027 return ZBC_OUT_SA_OPEN;
3028 case DISK_ZONE_CLOSE:
3029 return ZBC_OUT_SA_CLOSE;
3030 case DISK_ZONE_FINISH:
3031 return ZBC_OUT_SA_FINISH;
3032 case DISK_ZONE_RWP:
3033 return ZBC_OUT_SA_RWP;
3034 }
3035
3036 return -1;
3037 }
3038
3039 static int
da_zone_cmd(struct cam_periph * periph,union ccb * ccb,struct bio * bp,int * queue_ccb)3040 da_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp,
3041 int *queue_ccb)
3042 {
3043 struct da_softc *softc;
3044 int error;
3045
3046 error = 0;
3047
3048 if (bp->bio_cmd != BIO_ZONE) {
3049 error = EINVAL;
3050 goto bailout;
3051 }
3052
3053 softc = periph->softc;
3054
3055 switch (bp->bio_zone.zone_cmd) {
3056 case DISK_ZONE_OPEN:
3057 case DISK_ZONE_CLOSE:
3058 case DISK_ZONE_FINISH:
3059 case DISK_ZONE_RWP: {
3060 int zone_flags;
3061 int zone_sa;
3062 uint64_t lba;
3063
3064 zone_sa = da_zone_bio_to_scsi(bp->bio_zone.zone_cmd);
3065 if (zone_sa == -1) {
3066 xpt_print(periph->path, "Cannot translate zone "
3067 "cmd %#x to SCSI\n", bp->bio_zone.zone_cmd);
3068 error = EINVAL;
3069 goto bailout;
3070 }
3071
3072 zone_flags = 0;
3073 lba = bp->bio_zone.zone_params.rwp.id;
3074
3075 if (bp->bio_zone.zone_params.rwp.flags &
3076 DISK_ZONE_RWP_FLAG_ALL)
3077 zone_flags |= ZBC_OUT_ALL;
3078
3079 if (softc->zone_interface != DA_ZONE_IF_ATA_PASS) {
3080 scsi_zbc_out(&ccb->csio,
3081 /*retries*/ da_retry_count,
3082 /*cbfcnp*/ dadone,
3083 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3084 /*service_action*/ zone_sa,
3085 /*zone_id*/ lba,
3086 /*zone_flags*/ zone_flags,
3087 /*data_ptr*/ NULL,
3088 /*dxfer_len*/ 0,
3089 /*sense_len*/ SSD_FULL_SIZE,
3090 /*timeout*/ da_default_timeout * 1000);
3091 } else {
3092 /*
3093 * Note that in this case, even though we can
3094 * technically use NCQ, we don't bother for several
3095 * reasons:
3096 * 1. It hasn't been tested on a SAT layer that
3097 * supports it. This is new as of SAT-4.
3098 * 2. Even when there is a SAT layer that supports
3099 * it, that SAT layer will also probably support
3100 * ZBC -> ZAC translation, since they are both
3101 * in the SAT-4 spec.
3102 * 3. Translation will likely be preferable to ATA
3103 * passthrough. LSI / Avago at least single
3104 * steps ATA passthrough commands in the HBA,
3105 * regardless of protocol, so unless that
3106 * changes, there is a performance penalty for
3107 * doing ATA passthrough no matter whether
3108 * you're using NCQ/FPDMA, DMA or PIO.
3109 * 4. It requires a 32-byte CDB, which at least at
3110 * this point in CAM requires a CDB pointer, which
3111 * would require us to allocate an additional bit
3112 * of storage separate from the CCB.
3113 */
3114 error = scsi_ata_zac_mgmt_out(&ccb->csio,
3115 /*retries*/ da_retry_count,
3116 /*cbfcnp*/ dadone,
3117 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3118 /*use_ncq*/ 0,
3119 /*zm_action*/ zone_sa,
3120 /*zone_id*/ lba,
3121 /*zone_flags*/ zone_flags,
3122 /*data_ptr*/ NULL,
3123 /*dxfer_len*/ 0,
3124 /*cdb_storage*/ NULL,
3125 /*cdb_storage_len*/ 0,
3126 /*sense_len*/ SSD_FULL_SIZE,
3127 /*timeout*/ da_default_timeout * 1000);
3128 if (error != 0) {
3129 error = EINVAL;
3130 xpt_print(periph->path,
3131 "scsi_ata_zac_mgmt_out() returned an "
3132 "error!");
3133 goto bailout;
3134 }
3135 }
3136 *queue_ccb = 1;
3137
3138 break;
3139 }
3140 case DISK_ZONE_REPORT_ZONES: {
3141 uint8_t *rz_ptr;
3142 uint32_t num_entries, alloc_size;
3143 struct disk_zone_report *rep;
3144
3145 rep = &bp->bio_zone.zone_params.report;
3146
3147 num_entries = rep->entries_allocated;
3148 if (num_entries == 0) {
3149 xpt_print(periph->path, "No entries allocated for "
3150 "Report Zones request\n");
3151 error = EINVAL;
3152 goto bailout;
3153 }
3154 alloc_size = sizeof(struct scsi_report_zones_hdr) +
3155 (sizeof(struct scsi_report_zones_desc) * num_entries);
3156 alloc_size = min(alloc_size, softc->disk->d_maxsize);
3157 rz_ptr = malloc(alloc_size, M_SCSIDA, M_NOWAIT | M_ZERO);
3158 if (rz_ptr == NULL) {
3159 xpt_print(periph->path, "Unable to allocate memory "
3160 "for Report Zones request\n");
3161 error = ENOMEM;
3162 goto bailout;
3163 }
3164
3165 if (softc->zone_interface != DA_ZONE_IF_ATA_PASS) {
3166 scsi_zbc_in(&ccb->csio,
3167 /*retries*/ da_retry_count,
3168 /*cbcfnp*/ dadone,
3169 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3170 /*service_action*/ ZBC_IN_SA_REPORT_ZONES,
3171 /*zone_start_lba*/ rep->starting_id,
3172 /*zone_options*/ rep->rep_options,
3173 /*data_ptr*/ rz_ptr,
3174 /*dxfer_len*/ alloc_size,
3175 /*sense_len*/ SSD_FULL_SIZE,
3176 /*timeout*/ da_default_timeout * 1000);
3177 } else {
3178 /*
3179 * Note that in this case, even though we can
3180 * technically use NCQ, we don't bother for several
3181 * reasons:
3182 * 1. It hasn't been tested on a SAT layer that
3183 * supports it. This is new as of SAT-4.
3184 * 2. Even when there is a SAT layer that supports
3185 * it, that SAT layer will also probably support
3186 * ZBC -> ZAC translation, since they are both
3187 * in the SAT-4 spec.
3188 * 3. Translation will likely be preferable to ATA
3189 * passthrough. LSI / Avago at least single
3190 * steps ATA passthrough commands in the HBA,
3191 * regardless of protocol, so unless that
3192 * changes, there is a performance penalty for
3193 * doing ATA passthrough no matter whether
3194 * you're using NCQ/FPDMA, DMA or PIO.
3195 * 4. It requires a 32-byte CDB, which at least at
3196 * this point in CAM requires a CDB pointer, which
3197 * would require us to allocate an additional bit
3198 * of storage separate from the CCB.
3199 */
3200 error = scsi_ata_zac_mgmt_in(&ccb->csio,
3201 /*retries*/ da_retry_count,
3202 /*cbcfnp*/ dadone,
3203 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3204 /*use_ncq*/ 0,
3205 /*zm_action*/ ATA_ZM_REPORT_ZONES,
3206 /*zone_id*/ rep->starting_id,
3207 /*zone_flags*/ rep->rep_options,
3208 /*data_ptr*/ rz_ptr,
3209 /*dxfer_len*/ alloc_size,
3210 /*cdb_storage*/ NULL,
3211 /*cdb_storage_len*/ 0,
3212 /*sense_len*/ SSD_FULL_SIZE,
3213 /*timeout*/ da_default_timeout * 1000);
3214 if (error != 0) {
3215 error = EINVAL;
3216 xpt_print(periph->path,
3217 "scsi_ata_zac_mgmt_in() returned an "
3218 "error!");
3219 goto bailout;
3220 }
3221 }
3222
3223 /*
3224 * For BIO_ZONE, this isn't normally needed. However, it
3225 * is used by devstat_end_transaction_bio() to determine
3226 * how much data was transferred.
3227 */
3228 /*
3229 * XXX KDM we have a problem. But I'm not sure how to fix
3230 * it. devstat uses bio_bcount - bio_resid to calculate
3231 * the amount of data transferred. The GEOM disk code
3232 * uses bio_length - bio_resid to calculate the amount of
3233 * data in bio_completed. We have different structure
3234 * sizes above and below the ada(4) driver. So, if we
3235 * use the sizes above, the amount transferred won't be
3236 * quite accurate for devstat. If we use different sizes
3237 * for bio_bcount and bio_length (above and below
3238 * respectively), then the residual needs to match one or
3239 * the other. Everything is calculated after the bio
3240 * leaves the driver, so changing the values around isn't
3241 * really an option. For now, just set the count to the
3242 * passed in length. This means that the calculations
3243 * above (e.g. bio_completed) will be correct, but the
3244 * amount of data reported to devstat will be slightly
3245 * under or overstated.
3246 */
3247 bp->bio_bcount = bp->bio_length;
3248
3249 *queue_ccb = 1;
3250
3251 break;
3252 }
3253 case DISK_ZONE_GET_PARAMS: {
3254 struct disk_zone_disk_params *params;
3255
3256 params = &bp->bio_zone.zone_params.disk_params;
3257 bzero(params, sizeof(*params));
3258
3259 switch (softc->zone_mode) {
3260 case DA_ZONE_DRIVE_MANAGED:
3261 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED;
3262 break;
3263 case DA_ZONE_HOST_AWARE:
3264 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE;
3265 break;
3266 case DA_ZONE_HOST_MANAGED:
3267 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED;
3268 break;
3269 default:
3270 case DA_ZONE_NONE:
3271 params->zone_mode = DISK_ZONE_MODE_NONE;
3272 break;
3273 }
3274
3275 if (softc->zone_flags & DA_ZONE_FLAG_URSWRZ)
3276 params->flags |= DISK_ZONE_DISK_URSWRZ;
3277
3278 if (softc->zone_flags & DA_ZONE_FLAG_OPT_SEQ_SET) {
3279 params->optimal_seq_zones = softc->optimal_seq_zones;
3280 params->flags |= DISK_ZONE_OPT_SEQ_SET;
3281 }
3282
3283 if (softc->zone_flags & DA_ZONE_FLAG_OPT_NONSEQ_SET) {
3284 params->optimal_nonseq_zones =
3285 softc->optimal_nonseq_zones;
3286 params->flags |= DISK_ZONE_OPT_NONSEQ_SET;
3287 }
3288
3289 if (softc->zone_flags & DA_ZONE_FLAG_MAX_SEQ_SET) {
3290 params->max_seq_zones = softc->max_seq_zones;
3291 params->flags |= DISK_ZONE_MAX_SEQ_SET;
3292 }
3293 if (softc->zone_flags & DA_ZONE_FLAG_RZ_SUP)
3294 params->flags |= DISK_ZONE_RZ_SUP;
3295
3296 if (softc->zone_flags & DA_ZONE_FLAG_OPEN_SUP)
3297 params->flags |= DISK_ZONE_OPEN_SUP;
3298
3299 if (softc->zone_flags & DA_ZONE_FLAG_CLOSE_SUP)
3300 params->flags |= DISK_ZONE_CLOSE_SUP;
3301
3302 if (softc->zone_flags & DA_ZONE_FLAG_FINISH_SUP)
3303 params->flags |= DISK_ZONE_FINISH_SUP;
3304
3305 if (softc->zone_flags & DA_ZONE_FLAG_RWP_SUP)
3306 params->flags |= DISK_ZONE_RWP_SUP;
3307 break;
3308 }
3309 default:
3310 break;
3311 }
3312 bailout:
3313 return (error);
3314 }
3315
3316 static void
dastart(struct cam_periph * periph,union ccb * start_ccb)3317 dastart(struct cam_periph *periph, union ccb *start_ccb)
3318 {
3319 struct da_softc *softc;
3320
3321 cam_periph_assert(periph, MA_OWNED);
3322 softc = (struct da_softc *)periph->softc;
3323
3324 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastart\n"));
3325
3326 skipstate:
3327 switch (softc->state) {
3328 case DA_STATE_NORMAL:
3329 {
3330 struct bio *bp;
3331 uint8_t tag_code;
3332
3333 more:
3334 bp = cam_iosched_next_bio(softc->cam_iosched);
3335 if (bp == NULL) {
3336 if (cam_iosched_has_work_flags(softc->cam_iosched,
3337 DA_WORK_TUR)) {
3338 softc->flags |= DA_FLAG_TUR_PENDING;
3339 cam_iosched_clr_work_flags(softc->cam_iosched,
3340 DA_WORK_TUR);
3341 scsi_test_unit_ready(&start_ccb->csio,
3342 /*retries*/ da_retry_count,
3343 dadone_tur,
3344 MSG_SIMPLE_Q_TAG,
3345 SSD_FULL_SIZE,
3346 da_default_timeout * 1000);
3347 start_ccb->ccb_h.ccb_bp = NULL;
3348 start_ccb->ccb_h.ccb_state = DA_CCB_TUR;
3349 xpt_action(start_ccb);
3350 } else
3351 xpt_release_ccb(start_ccb);
3352 break;
3353 }
3354
3355 if (bp->bio_cmd == BIO_DELETE) {
3356 if (softc->delete_func != NULL) {
3357 softc->delete_func(periph, start_ccb, bp);
3358 goto out;
3359 } else {
3360 /*
3361 * Not sure this is possible, but failsafe by
3362 * lying and saying "sure, done."
3363 */
3364 biofinish(bp, NULL, 0);
3365 goto more;
3366 }
3367 }
3368
3369 if (cam_iosched_has_work_flags(softc->cam_iosched,
3370 DA_WORK_TUR)) {
3371 cam_iosched_clr_work_flags(softc->cam_iosched,
3372 DA_WORK_TUR);
3373 da_periph_release_locked(periph, DA_REF_TUR);
3374 }
3375
3376 if ((bp->bio_flags & BIO_ORDERED) != 0 ||
3377 (softc->flags & DA_FLAG_NEED_OTAG) != 0) {
3378 softc->flags &= ~DA_FLAG_NEED_OTAG;
3379 softc->flags |= DA_FLAG_WAS_OTAG;
3380 tag_code = MSG_ORDERED_Q_TAG;
3381 } else {
3382 tag_code = MSG_SIMPLE_Q_TAG;
3383 }
3384
3385 switch (bp->bio_cmd) {
3386 case BIO_WRITE:
3387 case BIO_READ:
3388 {
3389 void *data_ptr;
3390 int rw_op;
3391
3392 biotrack(bp, __func__);
3393
3394 if (bp->bio_cmd == BIO_WRITE) {
3395 softc->flags |= DA_FLAG_DIRTY;
3396 rw_op = SCSI_RW_WRITE;
3397 } else {
3398 rw_op = SCSI_RW_READ;
3399 }
3400
3401 data_ptr = bp->bio_data;
3402 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) {
3403 rw_op |= SCSI_RW_BIO;
3404 data_ptr = bp;
3405 }
3406
3407 scsi_read_write(&start_ccb->csio,
3408 /*retries*/da_retry_count,
3409 /*cbfcnp*/dadone,
3410 /*tag_action*/tag_code,
3411 rw_op,
3412 /*byte2*/0,
3413 softc->minimum_cmd_size,
3414 /*lba*/bp->bio_pblkno,
3415 /*block_count*/bp->bio_bcount /
3416 softc->params.secsize,
3417 data_ptr,
3418 /*dxfer_len*/ bp->bio_bcount,
3419 /*sense_len*/SSD_FULL_SIZE,
3420 da_default_timeout * 1000);
3421 #if defined(BUF_TRACKING) || defined(FULL_BUF_TRACKING)
3422 start_ccb->csio.bio = bp;
3423 #endif
3424 break;
3425 }
3426 case BIO_FLUSH:
3427 /*
3428 * If we don't support sync cache, or the disk
3429 * isn't dirty, FLUSH is a no-op. Use the
3430 * allocated CCB for the next bio if one is
3431 * available.
3432 */
3433 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) != 0 ||
3434 (softc->flags & DA_FLAG_DIRTY) == 0) {
3435 biodone(bp);
3436 goto skipstate;
3437 }
3438
3439 /*
3440 * BIO_FLUSH doesn't currently communicate
3441 * range data, so we synchronize the cache
3442 * over the whole disk.
3443 */
3444 scsi_synchronize_cache(&start_ccb->csio,
3445 /*retries*/1,
3446 /*cbfcnp*/dadone,
3447 /*tag_action*/tag_code,
3448 /*begin_lba*/0,
3449 /*lb_count*/0,
3450 SSD_FULL_SIZE,
3451 da_default_timeout*1000);
3452 /*
3453 * Clear the dirty flag before sending the command.
3454 * Either this sync cache will be successful, or it
3455 * will fail after a retry. If it fails, it is
3456 * unlikely to be successful if retried later, so
3457 * we'll save ourselves time by just marking the
3458 * device clean.
3459 */
3460 softc->flags &= ~DA_FLAG_DIRTY;
3461 break;
3462 case BIO_ZONE: {
3463 int error, queue_ccb;
3464
3465 queue_ccb = 0;
3466
3467 error = da_zone_cmd(periph, start_ccb, bp, &queue_ccb);
3468 if ((error != 0)
3469 || (queue_ccb == 0)) {
3470 /*
3471 * g_io_deliver will recurisvely call start
3472 * routine for ENOMEM, so drop the periph
3473 * lock to allow that recursion.
3474 */
3475 if (error == ENOMEM)
3476 cam_periph_unlock(periph);
3477 biofinish(bp, NULL, error);
3478 if (error == ENOMEM)
3479 cam_periph_lock(periph);
3480 xpt_release_ccb(start_ccb);
3481 return;
3482 }
3483 break;
3484 }
3485 default:
3486 biofinish(bp, NULL, EOPNOTSUPP);
3487 xpt_release_ccb(start_ccb);
3488 return;
3489 }
3490 start_ccb->ccb_h.ccb_state = DA_CCB_BUFFER_IO;
3491 start_ccb->ccb_h.flags |= CAM_UNLOCKED;
3492 start_ccb->ccb_h.softtimeout = sbttotv(da_default_softtimeout);
3493
3494 out:
3495 LIST_INSERT_HEAD(&softc->pending_ccbs,
3496 &start_ccb->ccb_h, periph_links.le);
3497
3498 /* We expect a unit attention from this device */
3499 if ((softc->flags & DA_FLAG_RETRY_UA) != 0) {
3500 start_ccb->ccb_h.ccb_state |= DA_CCB_RETRY_UA;
3501 softc->flags &= ~DA_FLAG_RETRY_UA;
3502 }
3503
3504 start_ccb->ccb_h.ccb_bp = bp;
3505 softc->refcount++;
3506 cam_periph_unlock(periph);
3507 xpt_action(start_ccb);
3508 cam_periph_lock(periph);
3509
3510 /* May have more work to do, so ensure we stay scheduled */
3511 daschedule(periph);
3512 break;
3513 }
3514 case DA_STATE_PROBE_WP:
3515 {
3516 void *mode_buf;
3517 int mode_buf_len;
3518
3519 if (da_disable_wp_detection || softc->mode_page < 0) {
3520 if ((softc->flags & DA_FLAG_CAN_RC16) != 0)
3521 softc->state = DA_STATE_PROBE_RC16;
3522 else
3523 softc->state = DA_STATE_PROBE_RC;
3524 goto skipstate;
3525 }
3526 mode_buf_len = 192;
3527 mode_buf = malloc(mode_buf_len, M_SCSIDA, M_NOWAIT);
3528 if (mode_buf == NULL) {
3529 xpt_print(periph->path, "Unable to send mode sense - "
3530 "malloc failure\n");
3531 if ((softc->flags & DA_FLAG_CAN_RC16) != 0)
3532 softc->state = DA_STATE_PROBE_RC16;
3533 else
3534 softc->state = DA_STATE_PROBE_RC;
3535 goto skipstate;
3536 }
3537 scsi_mode_sense_len(&start_ccb->csio,
3538 /*retries*/ da_retry_count,
3539 /*cbfcnp*/ dadone_probewp,
3540 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3541 /*dbd*/ FALSE,
3542 /*pc*/ SMS_PAGE_CTRL_CURRENT,
3543 /*page*/ softc->mode_page,
3544 /*param_buf*/ mode_buf,
3545 /*param_len*/ mode_buf_len,
3546 /*minimum_cmd_size*/ softc->minimum_cmd_size,
3547 /*sense_len*/ SSD_FULL_SIZE,
3548 /*timeout*/ da_default_timeout * 1000);
3549 start_ccb->ccb_h.ccb_bp = NULL;
3550 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_WP;
3551 xpt_action(start_ccb);
3552 break;
3553 }
3554 case DA_STATE_PROBE_RC:
3555 {
3556 struct scsi_read_capacity_data *rcap;
3557
3558 rcap = (struct scsi_read_capacity_data *)
3559 malloc(sizeof(*rcap), M_SCSIDA, M_NOWAIT|M_ZERO);
3560 if (rcap == NULL) {
3561 printf("dastart: Couldn't malloc read_capacity data\n");
3562 /* da_free_periph??? */
3563 break;
3564 }
3565 scsi_read_capacity(&start_ccb->csio,
3566 /*retries*/da_retry_count,
3567 dadone_proberc,
3568 MSG_SIMPLE_Q_TAG,
3569 rcap,
3570 SSD_FULL_SIZE,
3571 /*timeout*/5000);
3572 start_ccb->ccb_h.ccb_bp = NULL;
3573 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC;
3574 xpt_action(start_ccb);
3575 break;
3576 }
3577 case DA_STATE_PROBE_RC16:
3578 {
3579 struct scsi_read_capacity_data_long *rcaplong;
3580
3581 rcaplong = (struct scsi_read_capacity_data_long *)
3582 malloc(sizeof(*rcaplong), M_SCSIDA, M_NOWAIT|M_ZERO);
3583 if (rcaplong == NULL) {
3584 printf("dastart: Couldn't malloc read_capacity data\n");
3585 /* da_free_periph??? */
3586 break;
3587 }
3588 scsi_read_capacity_16(&start_ccb->csio,
3589 /*retries*/ da_retry_count,
3590 /*cbfcnp*/ dadone_proberc,
3591 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3592 /*lba*/ 0,
3593 /*reladr*/ 0,
3594 /*pmi*/ 0,
3595 /*rcap_buf*/ (uint8_t *)rcaplong,
3596 /*rcap_buf_len*/ sizeof(*rcaplong),
3597 /*sense_len*/ SSD_FULL_SIZE,
3598 /*timeout*/ da_default_timeout * 1000);
3599 start_ccb->ccb_h.ccb_bp = NULL;
3600 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC16;
3601 xpt_action(start_ccb);
3602 break;
3603 }
3604 case DA_STATE_PROBE_LBP:
3605 {
3606 struct scsi_vpd_logical_block_prov *lbp;
3607
3608 if (!scsi_vpd_supported_page(periph, SVPD_LBP)) {
3609 /*
3610 * If we get here we don't support any SBC-3 delete
3611 * methods with UNMAP as the Logical Block Provisioning
3612 * VPD page support is required for devices which
3613 * support it according to T10/1799-D Revision 31
3614 * however older revisions of the spec don't mandate
3615 * this so we currently don't remove these methods
3616 * from the available set.
3617 */
3618 softc->state = DA_STATE_PROBE_BLK_LIMITS;
3619 goto skipstate;
3620 }
3621
3622 lbp = (struct scsi_vpd_logical_block_prov *)
3623 malloc(sizeof(*lbp), M_SCSIDA, M_NOWAIT|M_ZERO);
3624
3625 if (lbp == NULL) {
3626 printf("dastart: Couldn't malloc lbp data\n");
3627 /* da_free_periph??? */
3628 break;
3629 }
3630
3631 scsi_inquiry(&start_ccb->csio,
3632 /*retries*/da_retry_count,
3633 /*cbfcnp*/dadone_probelbp,
3634 /*tag_action*/MSG_SIMPLE_Q_TAG,
3635 /*inq_buf*/(uint8_t *)lbp,
3636 /*inq_len*/sizeof(*lbp),
3637 /*evpd*/TRUE,
3638 /*page_code*/SVPD_LBP,
3639 /*sense_len*/SSD_MIN_SIZE,
3640 /*timeout*/da_default_timeout * 1000);
3641 start_ccb->ccb_h.ccb_bp = NULL;
3642 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_LBP;
3643 xpt_action(start_ccb);
3644 break;
3645 }
3646 case DA_STATE_PROBE_BLK_LIMITS:
3647 {
3648 struct scsi_vpd_block_limits *block_limits;
3649
3650 if (!scsi_vpd_supported_page(periph, SVPD_BLOCK_LIMITS)) {
3651 /* Not supported skip to next probe */
3652 softc->state = DA_STATE_PROBE_BDC;
3653 goto skipstate;
3654 }
3655
3656 block_limits = (struct scsi_vpd_block_limits *)
3657 malloc(sizeof(*block_limits), M_SCSIDA, M_NOWAIT|M_ZERO);
3658
3659 if (block_limits == NULL) {
3660 printf("dastart: Couldn't malloc block_limits data\n");
3661 /* da_free_periph??? */
3662 break;
3663 }
3664
3665 scsi_inquiry(&start_ccb->csio,
3666 /*retries*/da_retry_count,
3667 /*cbfcnp*/dadone_probeblklimits,
3668 /*tag_action*/MSG_SIMPLE_Q_TAG,
3669 /*inq_buf*/(uint8_t *)block_limits,
3670 /*inq_len*/sizeof(*block_limits),
3671 /*evpd*/TRUE,
3672 /*page_code*/SVPD_BLOCK_LIMITS,
3673 /*sense_len*/SSD_MIN_SIZE,
3674 /*timeout*/da_default_timeout * 1000);
3675 start_ccb->ccb_h.ccb_bp = NULL;
3676 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BLK_LIMITS;
3677 xpt_action(start_ccb);
3678 break;
3679 }
3680 case DA_STATE_PROBE_BDC:
3681 {
3682 struct scsi_vpd_block_device_characteristics *bdc;
3683
3684 if (!scsi_vpd_supported_page(periph, SVPD_BDC)) {
3685 softc->state = DA_STATE_PROBE_ATA;
3686 goto skipstate;
3687 }
3688
3689 bdc = (struct scsi_vpd_block_device_characteristics *)
3690 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO);
3691
3692 if (bdc == NULL) {
3693 printf("dastart: Couldn't malloc bdc data\n");
3694 /* da_free_periph??? */
3695 break;
3696 }
3697
3698 scsi_inquiry(&start_ccb->csio,
3699 /*retries*/da_retry_count,
3700 /*cbfcnp*/dadone_probebdc,
3701 /*tag_action*/MSG_SIMPLE_Q_TAG,
3702 /*inq_buf*/(uint8_t *)bdc,
3703 /*inq_len*/sizeof(*bdc),
3704 /*evpd*/TRUE,
3705 /*page_code*/SVPD_BDC,
3706 /*sense_len*/SSD_MIN_SIZE,
3707 /*timeout*/da_default_timeout * 1000);
3708 start_ccb->ccb_h.ccb_bp = NULL;
3709 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BDC;
3710 xpt_action(start_ccb);
3711 break;
3712 }
3713 case DA_STATE_PROBE_ATA:
3714 {
3715 struct ata_params *ata_params;
3716
3717 if (!scsi_vpd_supported_page(periph, SVPD_ATA_INFORMATION)) {
3718 if ((softc->zone_mode == DA_ZONE_HOST_AWARE)
3719 || (softc->zone_mode == DA_ZONE_HOST_MANAGED)) {
3720 /*
3721 * Note that if the ATA VPD page isn't
3722 * supported, we aren't talking to an ATA
3723 * device anyway. Support for that VPD
3724 * page is mandatory for SCSI to ATA (SAT)
3725 * translation layers.
3726 */
3727 softc->state = DA_STATE_PROBE_ZONE;
3728 goto skipstate;
3729 }
3730 daprobedone(periph, start_ccb);
3731 break;
3732 }
3733
3734 ata_params = &periph->path->device->ident_data;
3735
3736 scsi_ata_identify(&start_ccb->csio,
3737 /*retries*/da_retry_count,
3738 /*cbfcnp*/dadone_probeata,
3739 /*tag_action*/MSG_SIMPLE_Q_TAG,
3740 /*data_ptr*/(uint8_t *)ata_params,
3741 /*dxfer_len*/sizeof(*ata_params),
3742 /*sense_len*/SSD_FULL_SIZE,
3743 /*timeout*/da_default_timeout * 1000);
3744 start_ccb->ccb_h.ccb_bp = NULL;
3745 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA;
3746 xpt_action(start_ccb);
3747 break;
3748 }
3749 case DA_STATE_PROBE_ATA_LOGDIR:
3750 {
3751 struct ata_gp_log_dir *log_dir;
3752 int retval;
3753
3754 retval = 0;
3755
3756 if ((softc->flags & DA_FLAG_CAN_ATA_LOG) == 0) {
3757 /*
3758 * If we don't have log support, not much point in
3759 * trying to probe zone support.
3760 */
3761 daprobedone(periph, start_ccb);
3762 break;
3763 }
3764
3765 /*
3766 * If we have an ATA device (the SCSI ATA Information VPD
3767 * page should be present and the ATA identify should have
3768 * succeeded) and it supports logs, ask for the log directory.
3769 */
3770
3771 log_dir = malloc(sizeof(*log_dir), M_SCSIDA, M_NOWAIT|M_ZERO);
3772 if (log_dir == NULL) {
3773 xpt_print(periph->path, "Couldn't malloc log_dir "
3774 "data\n");
3775 daprobedone(periph, start_ccb);
3776 break;
3777 }
3778
3779 retval = scsi_ata_read_log(&start_ccb->csio,
3780 /*retries*/ da_retry_count,
3781 /*cbfcnp*/ dadone_probeatalogdir,
3782 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3783 /*log_address*/ ATA_LOG_DIRECTORY,
3784 /*page_number*/ 0,
3785 /*block_count*/ 1,
3786 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3787 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3788 /*data_ptr*/ (uint8_t *)log_dir,
3789 /*dxfer_len*/ sizeof(*log_dir),
3790 /*sense_len*/ SSD_FULL_SIZE,
3791 /*timeout*/ da_default_timeout * 1000);
3792
3793 if (retval != 0) {
3794 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3795 free(log_dir, M_SCSIDA);
3796 daprobedone(periph, start_ccb);
3797 break;
3798 }
3799 start_ccb->ccb_h.ccb_bp = NULL;
3800 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_LOGDIR;
3801 xpt_action(start_ccb);
3802 break;
3803 }
3804 case DA_STATE_PROBE_ATA_IDDIR:
3805 {
3806 struct ata_identify_log_pages *id_dir;
3807 int retval;
3808
3809 retval = 0;
3810
3811 /*
3812 * Check here to see whether the Identify Device log is
3813 * supported in the directory of logs. If so, continue
3814 * with requesting the log of identify device pages.
3815 */
3816 if ((softc->flags & DA_FLAG_CAN_ATA_IDLOG) == 0) {
3817 daprobedone(periph, start_ccb);
3818 break;
3819 }
3820
3821 id_dir = malloc(sizeof(*id_dir), M_SCSIDA, M_NOWAIT | M_ZERO);
3822 if (id_dir == NULL) {
3823 xpt_print(periph->path, "Couldn't malloc id_dir "
3824 "data\n");
3825 daprobedone(periph, start_ccb);
3826 break;
3827 }
3828
3829 retval = scsi_ata_read_log(&start_ccb->csio,
3830 /*retries*/ da_retry_count,
3831 /*cbfcnp*/ dadone_probeataiddir,
3832 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3833 /*log_address*/ ATA_IDENTIFY_DATA_LOG,
3834 /*page_number*/ ATA_IDL_PAGE_LIST,
3835 /*block_count*/ 1,
3836 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3837 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3838 /*data_ptr*/ (uint8_t *)id_dir,
3839 /*dxfer_len*/ sizeof(*id_dir),
3840 /*sense_len*/ SSD_FULL_SIZE,
3841 /*timeout*/ da_default_timeout * 1000);
3842
3843 if (retval != 0) {
3844 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3845 free(id_dir, M_SCSIDA);
3846 daprobedone(periph, start_ccb);
3847 break;
3848 }
3849 start_ccb->ccb_h.ccb_bp = NULL;
3850 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_IDDIR;
3851 xpt_action(start_ccb);
3852 break;
3853 }
3854 case DA_STATE_PROBE_ATA_SUP:
3855 {
3856 struct ata_identify_log_sup_cap *sup_cap;
3857 int retval;
3858
3859 retval = 0;
3860
3861 /*
3862 * Check here to see whether the Supported Capabilities log
3863 * is in the list of Identify Device logs.
3864 */
3865 if ((softc->flags & DA_FLAG_CAN_ATA_SUPCAP) == 0) {
3866 daprobedone(periph, start_ccb);
3867 break;
3868 }
3869
3870 sup_cap = malloc(sizeof(*sup_cap), M_SCSIDA, M_NOWAIT|M_ZERO);
3871 if (sup_cap == NULL) {
3872 xpt_print(periph->path, "Couldn't malloc sup_cap "
3873 "data\n");
3874 daprobedone(periph, start_ccb);
3875 break;
3876 }
3877
3878 retval = scsi_ata_read_log(&start_ccb->csio,
3879 /*retries*/ da_retry_count,
3880 /*cbfcnp*/ dadone_probeatasup,
3881 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3882 /*log_address*/ ATA_IDENTIFY_DATA_LOG,
3883 /*page_number*/ ATA_IDL_SUP_CAP,
3884 /*block_count*/ 1,
3885 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3886 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3887 /*data_ptr*/ (uint8_t *)sup_cap,
3888 /*dxfer_len*/ sizeof(*sup_cap),
3889 /*sense_len*/ SSD_FULL_SIZE,
3890 /*timeout*/ da_default_timeout * 1000);
3891
3892 if (retval != 0) {
3893 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3894 free(sup_cap, M_SCSIDA);
3895 daprobedone(periph, start_ccb);
3896 break;
3897 }
3898
3899 start_ccb->ccb_h.ccb_bp = NULL;
3900 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_SUP;
3901 xpt_action(start_ccb);
3902 break;
3903 }
3904 case DA_STATE_PROBE_ATA_ZONE:
3905 {
3906 struct ata_zoned_info_log *ata_zone;
3907 int retval;
3908
3909 retval = 0;
3910
3911 /*
3912 * Check here to see whether the zoned device information
3913 * page is supported. If so, continue on to request it.
3914 * If not, skip to DA_STATE_PROBE_LOG or done.
3915 */
3916 if ((softc->flags & DA_FLAG_CAN_ATA_ZONE) == 0) {
3917 daprobedone(periph, start_ccb);
3918 break;
3919 }
3920 ata_zone = malloc(sizeof(*ata_zone), M_SCSIDA,
3921 M_NOWAIT|M_ZERO);
3922 if (ata_zone == NULL) {
3923 xpt_print(periph->path, "Couldn't malloc ata_zone "
3924 "data\n");
3925 daprobedone(periph, start_ccb);
3926 break;
3927 }
3928
3929 retval = scsi_ata_read_log(&start_ccb->csio,
3930 /*retries*/ da_retry_count,
3931 /*cbfcnp*/ dadone_probeatazone,
3932 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3933 /*log_address*/ ATA_IDENTIFY_DATA_LOG,
3934 /*page_number*/ ATA_IDL_ZDI,
3935 /*block_count*/ 1,
3936 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3937 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3938 /*data_ptr*/ (uint8_t *)ata_zone,
3939 /*dxfer_len*/ sizeof(*ata_zone),
3940 /*sense_len*/ SSD_FULL_SIZE,
3941 /*timeout*/ da_default_timeout * 1000);
3942
3943 if (retval != 0) {
3944 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3945 free(ata_zone, M_SCSIDA);
3946 daprobedone(periph, start_ccb);
3947 break;
3948 }
3949 start_ccb->ccb_h.ccb_bp = NULL;
3950 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_ZONE;
3951 xpt_action(start_ccb);
3952
3953 break;
3954 }
3955 case DA_STATE_PROBE_ZONE:
3956 {
3957 struct scsi_vpd_zoned_bdc *bdc;
3958
3959 /*
3960 * Note that this page will be supported for SCSI protocol
3961 * devices that support ZBC (SMR devices), as well as ATA
3962 * protocol devices that are behind a SAT (SCSI to ATA
3963 * Translation) layer that supports converting ZBC commands
3964 * to their ZAC equivalents.
3965 */
3966 if (!scsi_vpd_supported_page(periph, SVPD_ZONED_BDC)) {
3967 daprobedone(periph, start_ccb);
3968 break;
3969 }
3970 bdc = (struct scsi_vpd_zoned_bdc *)
3971 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO);
3972
3973 if (bdc == NULL) {
3974 xpt_release_ccb(start_ccb);
3975 xpt_print(periph->path, "Couldn't malloc zone VPD "
3976 "data\n");
3977 break;
3978 }
3979 scsi_inquiry(&start_ccb->csio,
3980 /*retries*/da_retry_count,
3981 /*cbfcnp*/dadone_probezone,
3982 /*tag_action*/MSG_SIMPLE_Q_TAG,
3983 /*inq_buf*/(uint8_t *)bdc,
3984 /*inq_len*/sizeof(*bdc),
3985 /*evpd*/TRUE,
3986 /*page_code*/SVPD_ZONED_BDC,
3987 /*sense_len*/SSD_FULL_SIZE,
3988 /*timeout*/da_default_timeout * 1000);
3989 start_ccb->ccb_h.ccb_bp = NULL;
3990 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ZONE;
3991 xpt_action(start_ccb);
3992 break;
3993 }
3994 }
3995 }
3996
3997 /*
3998 * In each of the methods below, while its the caller's
3999 * responsibility to ensure the request will fit into a
4000 * single device request, we might have changed the delete
4001 * method due to the device incorrectly advertising either
4002 * its supported methods or limits.
4003 *
4004 * To prevent this causing further issues we validate the
4005 * against the methods limits, and warn which would
4006 * otherwise be unnecessary.
4007 */
4008 static void
da_delete_unmap(struct cam_periph * periph,union ccb * ccb,struct bio * bp)4009 da_delete_unmap(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
4010 {
4011 struct da_softc *softc = (struct da_softc *)periph->softc;
4012 struct bio *bp1;
4013 uint8_t *buf = softc->unmap_buf;
4014 struct scsi_unmap_desc *d = (void *)&buf[UNMAP_HEAD_SIZE];
4015 uint64_t lba, lastlba = (uint64_t)-1;
4016 uint64_t totalcount = 0;
4017 uint64_t count;
4018 uint32_t c, lastcount = 0, ranges = 0;
4019
4020 /*
4021 * Currently this doesn't take the UNMAP
4022 * Granularity and Granularity Alignment
4023 * fields into account.
4024 *
4025 * This could result in both unoptimal unmap
4026 * requests as as well as UNMAP calls unmapping
4027 * fewer LBA's than requested.
4028 */
4029
4030 bzero(softc->unmap_buf, sizeof(softc->unmap_buf));
4031 bp1 = bp;
4032 do {
4033 /*
4034 * Note: ada and da are different in how they store the
4035 * pending bp's in a trim. ada stores all of them in the
4036 * trim_req.bps. da stores all but the first one in the
4037 * delete_run_queue. ada then completes all the bps in
4038 * its adadone() loop. da completes all the bps in the
4039 * delete_run_queue in dadone, and relies on the biodone
4040 * after to complete. This should be reconciled since there's
4041 * no real reason to do it differently. XXX
4042 */
4043 if (bp1 != bp)
4044 bioq_insert_tail(&softc->delete_run_queue, bp1);
4045 lba = bp1->bio_pblkno;
4046 count = bp1->bio_bcount / softc->params.secsize;
4047
4048 /* Try to extend the previous range. */
4049 if (lba == lastlba) {
4050 c = omin(count, UNMAP_RANGE_MAX - lastcount);
4051 lastlba += c;
4052 lastcount += c;
4053 scsi_ulto4b(lastcount, d[ranges - 1].length);
4054 count -= c;
4055 lba += c;
4056 totalcount += c;
4057 } else if ((softc->quirks & DA_Q_STRICT_UNMAP) &&
4058 softc->unmap_gran != 0) {
4059 /* Align length of the previous range. */
4060 if ((c = lastcount % softc->unmap_gran) != 0) {
4061 if (lastcount <= c) {
4062 totalcount -= lastcount;
4063 lastlba = (uint64_t)-1;
4064 lastcount = 0;
4065 ranges--;
4066 } else {
4067 totalcount -= c;
4068 lastlba -= c;
4069 lastcount -= c;
4070 scsi_ulto4b(lastcount,
4071 d[ranges - 1].length);
4072 }
4073 }
4074 /* Align beginning of the new range. */
4075 c = (lba - softc->unmap_gran_align) % softc->unmap_gran;
4076 if (c != 0) {
4077 c = softc->unmap_gran - c;
4078 if (count <= c) {
4079 count = 0;
4080 } else {
4081 lba += c;
4082 count -= c;
4083 }
4084 }
4085 }
4086
4087 while (count > 0) {
4088 c = omin(count, UNMAP_RANGE_MAX);
4089 if (totalcount + c > softc->unmap_max_lba ||
4090 ranges >= softc->unmap_max_ranges) {
4091 xpt_print(periph->path,
4092 "%s issuing short delete %ld > %ld"
4093 "|| %d >= %d",
4094 da_delete_method_desc[softc->delete_method],
4095 totalcount + c, softc->unmap_max_lba,
4096 ranges, softc->unmap_max_ranges);
4097 break;
4098 }
4099 scsi_u64to8b(lba, d[ranges].lba);
4100 scsi_ulto4b(c, d[ranges].length);
4101 lba += c;
4102 totalcount += c;
4103 ranges++;
4104 count -= c;
4105 lastlba = lba;
4106 lastcount = c;
4107 }
4108 bp1 = cam_iosched_next_trim(softc->cam_iosched);
4109 if (bp1 == NULL)
4110 break;
4111 if (ranges >= softc->unmap_max_ranges ||
4112 totalcount + bp1->bio_bcount /
4113 softc->params.secsize > softc->unmap_max_lba) {
4114 cam_iosched_put_back_trim(softc->cam_iosched, bp1);
4115 break;
4116 }
4117 } while (1);
4118
4119 /* Align length of the last range. */
4120 if ((softc->quirks & DA_Q_STRICT_UNMAP) && softc->unmap_gran != 0 &&
4121 (c = lastcount % softc->unmap_gran) != 0) {
4122 if (lastcount <= c)
4123 ranges--;
4124 else
4125 scsi_ulto4b(lastcount - c, d[ranges - 1].length);
4126 }
4127
4128 scsi_ulto2b(ranges * 16 + 6, &buf[0]);
4129 scsi_ulto2b(ranges * 16, &buf[2]);
4130
4131 scsi_unmap(&ccb->csio,
4132 /*retries*/da_retry_count,
4133 /*cbfcnp*/dadone,
4134 /*tag_action*/MSG_SIMPLE_Q_TAG,
4135 /*byte2*/0,
4136 /*data_ptr*/ buf,
4137 /*dxfer_len*/ ranges * 16 + 8,
4138 /*sense_len*/SSD_FULL_SIZE,
4139 da_default_timeout * 1000);
4140 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
4141 ccb->ccb_h.flags |= CAM_UNLOCKED;
4142 softc->trim_count++;
4143 softc->trim_ranges += ranges;
4144 softc->trim_lbas += totalcount;
4145 cam_iosched_submit_trim(softc->cam_iosched);
4146 }
4147
4148 static void
da_delete_trim(struct cam_periph * periph,union ccb * ccb,struct bio * bp)4149 da_delete_trim(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
4150 {
4151 struct da_softc *softc = (struct da_softc *)periph->softc;
4152 struct bio *bp1;
4153 uint8_t *buf = softc->unmap_buf;
4154 uint64_t lastlba = (uint64_t)-1;
4155 uint64_t count;
4156 uint64_t lba;
4157 uint32_t lastcount = 0, c, requestcount;
4158 int ranges = 0, off, block_count;
4159
4160 bzero(softc->unmap_buf, sizeof(softc->unmap_buf));
4161 bp1 = bp;
4162 do {
4163 if (bp1 != bp)//XXX imp XXX
4164 bioq_insert_tail(&softc->delete_run_queue, bp1);
4165 lba = bp1->bio_pblkno;
4166 count = bp1->bio_bcount / softc->params.secsize;
4167 requestcount = count;
4168
4169 /* Try to extend the previous range. */
4170 if (lba == lastlba) {
4171 c = omin(count, ATA_DSM_RANGE_MAX - lastcount);
4172 lastcount += c;
4173 off = (ranges - 1) * 8;
4174 buf[off + 6] = lastcount & 0xff;
4175 buf[off + 7] = (lastcount >> 8) & 0xff;
4176 count -= c;
4177 lba += c;
4178 }
4179
4180 while (count > 0) {
4181 c = omin(count, ATA_DSM_RANGE_MAX);
4182 off = ranges * 8;
4183
4184 buf[off + 0] = lba & 0xff;
4185 buf[off + 1] = (lba >> 8) & 0xff;
4186 buf[off + 2] = (lba >> 16) & 0xff;
4187 buf[off + 3] = (lba >> 24) & 0xff;
4188 buf[off + 4] = (lba >> 32) & 0xff;
4189 buf[off + 5] = (lba >> 40) & 0xff;
4190 buf[off + 6] = c & 0xff;
4191 buf[off + 7] = (c >> 8) & 0xff;
4192 lba += c;
4193 ranges++;
4194 count -= c;
4195 lastcount = c;
4196 if (count != 0 && ranges == softc->trim_max_ranges) {
4197 xpt_print(periph->path,
4198 "%s issuing short delete %ld > %ld\n",
4199 da_delete_method_desc[softc->delete_method],
4200 requestcount,
4201 (softc->trim_max_ranges - ranges) *
4202 ATA_DSM_RANGE_MAX);
4203 break;
4204 }
4205 }
4206 lastlba = lba;
4207 bp1 = cam_iosched_next_trim(softc->cam_iosched);
4208 if (bp1 == NULL)
4209 break;
4210 if (bp1->bio_bcount / softc->params.secsize >
4211 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) {
4212 cam_iosched_put_back_trim(softc->cam_iosched, bp1);
4213 break;
4214 }
4215 } while (1);
4216
4217 block_count = howmany(ranges, ATA_DSM_BLK_RANGES);
4218 scsi_ata_trim(&ccb->csio,
4219 /*retries*/da_retry_count,
4220 /*cbfcnp*/dadone,
4221 /*tag_action*/MSG_SIMPLE_Q_TAG,
4222 block_count,
4223 /*data_ptr*/buf,
4224 /*dxfer_len*/block_count * ATA_DSM_BLK_SIZE,
4225 /*sense_len*/SSD_FULL_SIZE,
4226 da_default_timeout * 1000);
4227 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
4228 ccb->ccb_h.flags |= CAM_UNLOCKED;
4229 softc->trim_count++;
4230 softc->trim_ranges += ranges;
4231 softc->trim_lbas += block_count;
4232 cam_iosched_submit_trim(softc->cam_iosched);
4233 }
4234
4235 /*
4236 * We calculate ws_max_blks here based off d_delmaxsize instead
4237 * of using softc->ws_max_blks as it is absolute max for the
4238 * device not the protocol max which may well be lower.
4239 */
4240 static void
da_delete_ws(struct cam_periph * periph,union ccb * ccb,struct bio * bp)4241 da_delete_ws(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
4242 {
4243 struct da_softc *softc;
4244 struct bio *bp1;
4245 uint64_t ws_max_blks;
4246 uint64_t lba;
4247 uint64_t count; /* forward compat with WS32 */
4248
4249 softc = (struct da_softc *)periph->softc;
4250 ws_max_blks = softc->disk->d_delmaxsize / softc->params.secsize;
4251 lba = bp->bio_pblkno;
4252 count = 0;
4253 bp1 = bp;
4254 do {
4255 if (bp1 != bp)//XXX imp XXX
4256 bioq_insert_tail(&softc->delete_run_queue, bp1);
4257 count += bp1->bio_bcount / softc->params.secsize;
4258 if (count > ws_max_blks) {
4259 xpt_print(periph->path,
4260 "%s issuing short delete %ld > %ld\n",
4261 da_delete_method_desc[softc->delete_method],
4262 count, ws_max_blks);
4263 count = omin(count, ws_max_blks);
4264 break;
4265 }
4266 bp1 = cam_iosched_next_trim(softc->cam_iosched);
4267 if (bp1 == NULL)
4268 break;
4269 if (lba + count != bp1->bio_pblkno ||
4270 count + bp1->bio_bcount /
4271 softc->params.secsize > ws_max_blks) {
4272 cam_iosched_put_back_trim(softc->cam_iosched, bp1);
4273 break;
4274 }
4275 } while (1);
4276
4277 scsi_write_same(&ccb->csio,
4278 /*retries*/da_retry_count,
4279 /*cbfcnp*/dadone,
4280 /*tag_action*/MSG_SIMPLE_Q_TAG,
4281 /*byte2*/softc->delete_method ==
4282 DA_DELETE_ZERO ? 0 : SWS_UNMAP,
4283 softc->delete_method == DA_DELETE_WS16 ? 16 : 10,
4284 /*lba*/lba,
4285 /*block_count*/count,
4286 /*data_ptr*/ __DECONST(void *, zero_region),
4287 /*dxfer_len*/ softc->params.secsize,
4288 /*sense_len*/SSD_FULL_SIZE,
4289 da_default_timeout * 1000);
4290 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
4291 ccb->ccb_h.flags |= CAM_UNLOCKED;
4292 softc->trim_count++;
4293 softc->trim_ranges++;
4294 softc->trim_lbas += count;
4295 cam_iosched_submit_trim(softc->cam_iosched);
4296 }
4297
4298 static int
cmd6workaround(union ccb * ccb)4299 cmd6workaround(union ccb *ccb)
4300 {
4301 struct scsi_rw_6 cmd6;
4302 struct scsi_rw_10 *cmd10;
4303 struct da_softc *softc;
4304 uint8_t *cdb;
4305 struct bio *bp;
4306 int frozen;
4307
4308 cdb = ccb->csio.cdb_io.cdb_bytes;
4309 softc = (struct da_softc *)xpt_path_periph(ccb->ccb_h.path)->softc;
4310
4311 if (ccb->ccb_h.ccb_state == DA_CCB_DELETE) {
4312 da_delete_methods old_method = softc->delete_method;
4313
4314 /*
4315 * Typically there are two reasons for failure here
4316 * 1. Delete method was detected as supported but isn't
4317 * 2. Delete failed due to invalid params e.g. too big
4318 *
4319 * While we will attempt to choose an alternative delete method
4320 * this may result in short deletes if the existing delete
4321 * requests from geom are big for the new method chosen.
4322 *
4323 * This method assumes that the error which triggered this
4324 * will not retry the io otherwise a panic will occur
4325 */
4326 dadeleteflag(softc, old_method, 0);
4327 dadeletemethodchoose(softc, DA_DELETE_DISABLE);
4328 if (softc->delete_method == DA_DELETE_DISABLE)
4329 xpt_print(ccb->ccb_h.path,
4330 "%s failed, disabling BIO_DELETE\n",
4331 da_delete_method_desc[old_method]);
4332 else
4333 xpt_print(ccb->ccb_h.path,
4334 "%s failed, switching to %s BIO_DELETE\n",
4335 da_delete_method_desc[old_method],
4336 da_delete_method_desc[softc->delete_method]);
4337
4338 while ((bp = bioq_takefirst(&softc->delete_run_queue)) != NULL)
4339 cam_iosched_queue_work(softc->cam_iosched, bp);
4340 cam_iosched_queue_work(softc->cam_iosched,
4341 (struct bio *)ccb->ccb_h.ccb_bp);
4342 ccb->ccb_h.ccb_bp = NULL;
4343 return (0);
4344 }
4345
4346 /* Detect unsupported PREVENT ALLOW MEDIUM REMOVAL. */
4347 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 &&
4348 (*cdb == PREVENT_ALLOW) &&
4349 (softc->quirks & DA_Q_NO_PREVENT) == 0) {
4350 if (bootverbose)
4351 xpt_print(ccb->ccb_h.path,
4352 "PREVENT ALLOW MEDIUM REMOVAL not supported.\n");
4353 softc->quirks |= DA_Q_NO_PREVENT;
4354 return (0);
4355 }
4356
4357 /* Detect unsupported SYNCHRONIZE CACHE(10). */
4358 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 &&
4359 (*cdb == SYNCHRONIZE_CACHE) &&
4360 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) {
4361 if (bootverbose)
4362 xpt_print(ccb->ccb_h.path,
4363 "SYNCHRONIZE CACHE(10) not supported.\n");
4364 softc->quirks |= DA_Q_NO_SYNC_CACHE;
4365 softc->disk->d_flags &= ~DISKFLAG_CANFLUSHCACHE;
4366 return (0);
4367 }
4368
4369 /* Translation only possible if CDB is an array and cmd is R/W6 */
4370 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0 ||
4371 (*cdb != READ_6 && *cdb != WRITE_6))
4372 return 0;
4373
4374 xpt_print(ccb->ccb_h.path, "READ(6)/WRITE(6) not supported, "
4375 "increasing minimum_cmd_size to 10.\n");
4376 softc->minimum_cmd_size = 10;
4377
4378 bcopy(cdb, &cmd6, sizeof(struct scsi_rw_6));
4379 cmd10 = (struct scsi_rw_10 *)cdb;
4380 cmd10->opcode = (cmd6.opcode == READ_6) ? READ_10 : WRITE_10;
4381 cmd10->byte2 = 0;
4382 scsi_ulto4b(scsi_3btoul(cmd6.addr), cmd10->addr);
4383 cmd10->reserved = 0;
4384 scsi_ulto2b(cmd6.length, cmd10->length);
4385 cmd10->control = cmd6.control;
4386 ccb->csio.cdb_len = sizeof(*cmd10);
4387
4388 /* Requeue request, unfreezing queue if necessary */
4389 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0;
4390 ccb->ccb_h.status = CAM_REQUEUE_REQ;
4391 xpt_action(ccb);
4392 if (frozen) {
4393 cam_release_devq(ccb->ccb_h.path,
4394 /*relsim_flags*/0,
4395 /*reduction*/0,
4396 /*timeout*/0,
4397 /*getcount_only*/0);
4398 }
4399 return (ERESTART);
4400 }
4401
4402 static void
dazonedone(struct cam_periph * periph,union ccb * ccb)4403 dazonedone(struct cam_periph *periph, union ccb *ccb)
4404 {
4405 struct da_softc *softc;
4406 struct bio *bp;
4407
4408 softc = periph->softc;
4409 bp = (struct bio *)ccb->ccb_h.ccb_bp;
4410
4411 switch (bp->bio_zone.zone_cmd) {
4412 case DISK_ZONE_OPEN:
4413 case DISK_ZONE_CLOSE:
4414 case DISK_ZONE_FINISH:
4415 case DISK_ZONE_RWP:
4416 break;
4417 case DISK_ZONE_REPORT_ZONES: {
4418 uint32_t avail_len;
4419 struct disk_zone_report *rep;
4420 struct scsi_report_zones_hdr *hdr;
4421 struct scsi_report_zones_desc *desc;
4422 struct disk_zone_rep_entry *entry;
4423 uint32_t hdr_len, num_avail;
4424 uint32_t num_to_fill, i;
4425 int ata;
4426
4427 rep = &bp->bio_zone.zone_params.report;
4428 avail_len = ccb->csio.dxfer_len - ccb->csio.resid;
4429 /*
4430 * Note that bio_resid isn't normally used for zone
4431 * commands, but it is used by devstat_end_transaction_bio()
4432 * to determine how much data was transferred. Because
4433 * the size of the SCSI/ATA data structures is different
4434 * than the size of the BIO interface structures, the
4435 * amount of data actually transferred from the drive will
4436 * be different than the amount of data transferred to
4437 * the user.
4438 */
4439 bp->bio_resid = ccb->csio.resid;
4440 hdr = (struct scsi_report_zones_hdr *)ccb->csio.data_ptr;
4441 if (avail_len < sizeof(*hdr)) {
4442 /*
4443 * Is there a better error than EIO here? We asked
4444 * for at least the header, and we got less than
4445 * that.
4446 */
4447 bp->bio_error = EIO;
4448 bp->bio_flags |= BIO_ERROR;
4449 bp->bio_resid = bp->bio_bcount;
4450 break;
4451 }
4452
4453 if (softc->zone_interface == DA_ZONE_IF_ATA_PASS)
4454 ata = 1;
4455 else
4456 ata = 0;
4457
4458 hdr_len = ata ? le32dec(hdr->length) :
4459 scsi_4btoul(hdr->length);
4460 if (hdr_len > 0)
4461 rep->entries_available = hdr_len / sizeof(*desc);
4462 else
4463 rep->entries_available = 0;
4464 /*
4465 * NOTE: using the same values for the BIO version of the
4466 * same field as the SCSI/ATA values. This means we could
4467 * get some additional values that aren't defined in bio.h
4468 * if more values of the same field are defined later.
4469 */
4470 rep->header.same = hdr->byte4 & SRZ_SAME_MASK;
4471 rep->header.maximum_lba = ata ? le64dec(hdr->maximum_lba) :
4472 scsi_8btou64(hdr->maximum_lba);
4473 /*
4474 * If the drive reports no entries that match the query,
4475 * we're done.
4476 */
4477 if (hdr_len == 0) {
4478 rep->entries_filled = 0;
4479 break;
4480 }
4481
4482 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc),
4483 hdr_len / sizeof(*desc));
4484 /*
4485 * If the drive didn't return any data, then we're done.
4486 */
4487 if (num_avail == 0) {
4488 rep->entries_filled = 0;
4489 break;
4490 }
4491
4492 num_to_fill = min(num_avail, rep->entries_allocated);
4493 /*
4494 * If the user didn't allocate any entries for us to fill,
4495 * we're done.
4496 */
4497 if (num_to_fill == 0) {
4498 rep->entries_filled = 0;
4499 break;
4500 }
4501
4502 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0];
4503 i < num_to_fill; i++, desc++, entry++) {
4504 /*
4505 * NOTE: we're mapping the values here directly
4506 * from the SCSI/ATA bit definitions to the bio.h
4507 * definitions. There is also a warning in
4508 * disk_zone.h, but the impact is that if
4509 * additional values are added in the SCSI/ATA
4510 * specs these will be visible to consumers of
4511 * this interface.
4512 */
4513 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK;
4514 entry->zone_condition =
4515 (desc->zone_flags & SRZ_ZONE_COND_MASK) >>
4516 SRZ_ZONE_COND_SHIFT;
4517 entry->zone_flags |= desc->zone_flags &
4518 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET);
4519 entry->zone_length =
4520 ata ? le64dec(desc->zone_length) :
4521 scsi_8btou64(desc->zone_length);
4522 entry->zone_start_lba =
4523 ata ? le64dec(desc->zone_start_lba) :
4524 scsi_8btou64(desc->zone_start_lba);
4525 entry->write_pointer_lba =
4526 ata ? le64dec(desc->write_pointer_lba) :
4527 scsi_8btou64(desc->write_pointer_lba);
4528 }
4529 rep->entries_filled = num_to_fill;
4530 break;
4531 }
4532 case DISK_ZONE_GET_PARAMS:
4533 default:
4534 /*
4535 * In theory we should not get a GET_PARAMS bio, since it
4536 * should be handled without queueing the command to the
4537 * drive.
4538 */
4539 panic("%s: Invalid zone command %d", __func__,
4540 bp->bio_zone.zone_cmd);
4541 break;
4542 }
4543
4544 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES)
4545 free(ccb->csio.data_ptr, M_SCSIDA);
4546 }
4547
4548 static void
dadone(struct cam_periph * periph,union ccb * done_ccb)4549 dadone(struct cam_periph *periph, union ccb *done_ccb)
4550 {
4551 struct bio *bp, *bp1;
4552 struct da_softc *softc;
4553 struct ccb_scsiio *csio;
4554 da_ccb_state state;
4555
4556 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone\n"));
4557
4558 softc = (struct da_softc *)periph->softc;
4559 csio = &done_ccb->csio;
4560
4561 #if defined(BUF_TRACKING) || defined(FULL_BUF_TRACKING)
4562 if (csio->bio != NULL)
4563 biotrack(csio->bio, __func__);
4564 #endif
4565 state = csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK;
4566
4567 cam_periph_lock(periph);
4568 bp = (struct bio *)done_ccb->ccb_h.ccb_bp;
4569 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
4570 int error;
4571 int sf;
4572
4573 if ((csio->ccb_h.ccb_state & DA_CCB_RETRY_UA) != 0)
4574 sf = SF_RETRY_UA;
4575 else
4576 sf = 0;
4577
4578 error = daerror(done_ccb, CAM_RETRY_SELTO, sf);
4579 if (error == ERESTART) {
4580 /* A retry was scheduled, so just return. */
4581 cam_periph_unlock(periph);
4582 return;
4583 }
4584 bp = (struct bio *)done_ccb->ccb_h.ccb_bp;
4585 if (error != 0) {
4586 int queued_error;
4587
4588 /*
4589 * return all queued I/O with EIO, so that
4590 * the client can retry these I/Os in the
4591 * proper order should it attempt to recover.
4592 */
4593 queued_error = EIO;
4594
4595 if (error == ENXIO
4596 && (softc->flags & DA_FLAG_PACK_INVALID)== 0) {
4597 /*
4598 * Catastrophic error. Mark our pack as
4599 * invalid.
4600 *
4601 * XXX See if this is really a media
4602 * XXX change first?
4603 */
4604 xpt_print(periph->path, "Invalidating pack\n");
4605 softc->flags |= DA_FLAG_PACK_INVALID;
4606 #ifdef CAM_IO_STATS
4607 softc->invalidations++;
4608 #endif
4609 queued_error = ENXIO;
4610 }
4611 cam_iosched_flush(softc->cam_iosched, NULL,
4612 queued_error);
4613 if (bp != NULL) {
4614 bp->bio_error = error;
4615 bp->bio_resid = bp->bio_bcount;
4616 bp->bio_flags |= BIO_ERROR;
4617 }
4618 } else if (bp != NULL) {
4619 if (state == DA_CCB_DELETE)
4620 bp->bio_resid = 0;
4621 else
4622 bp->bio_resid = csio->resid;
4623 bp->bio_error = 0;
4624 if (bp->bio_resid != 0)
4625 bp->bio_flags |= BIO_ERROR;
4626 }
4627 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
4628 cam_release_devq(done_ccb->ccb_h.path,
4629 /*relsim_flags*/0,
4630 /*reduction*/0,
4631 /*timeout*/0,
4632 /*getcount_only*/0);
4633 } else if (bp != NULL) {
4634 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
4635 panic("REQ_CMP with QFRZN");
4636 if (bp->bio_cmd == BIO_ZONE)
4637 dazonedone(periph, done_ccb);
4638 else if (state == DA_CCB_DELETE)
4639 bp->bio_resid = 0;
4640 else
4641 bp->bio_resid = csio->resid;
4642 if ((csio->resid > 0) && (bp->bio_cmd != BIO_ZONE))
4643 bp->bio_flags |= BIO_ERROR;
4644 if (softc->error_inject != 0) {
4645 bp->bio_error = softc->error_inject;
4646 bp->bio_resid = bp->bio_bcount;
4647 bp->bio_flags |= BIO_ERROR;
4648 softc->error_inject = 0;
4649 }
4650 }
4651
4652 if (bp != NULL)
4653 biotrack(bp, __func__);
4654 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le);
4655 if (LIST_EMPTY(&softc->pending_ccbs))
4656 softc->flags |= DA_FLAG_WAS_OTAG;
4657
4658 /*
4659 * We need to call cam_iosched before we call biodone so that we don't
4660 * measure any activity that happens in the completion routine, which in
4661 * the case of sendfile can be quite extensive. Release the periph
4662 * refcount taken in dastart() for each CCB.
4663 */
4664 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb);
4665 xpt_release_ccb(done_ccb);
4666 KASSERT(softc->refcount >= 1, ("dadone softc %p refcount %d", softc, softc->refcount));
4667 softc->refcount--;
4668 if (state == DA_CCB_DELETE) {
4669 TAILQ_HEAD(, bio) queue;
4670
4671 TAILQ_INIT(&queue);
4672 TAILQ_CONCAT(&queue, &softc->delete_run_queue.queue, bio_queue);
4673 softc->delete_run_queue.insert_point = NULL;
4674 /*
4675 * Normally, the xpt_release_ccb() above would make sure
4676 * that when we have more work to do, that work would
4677 * get kicked off. However, we specifically keep
4678 * delete_running set to 0 before the call above to
4679 * allow other I/O to progress when many BIO_DELETE
4680 * requests are pushed down. We set delete_running to 0
4681 * and call daschedule again so that we don't stall if
4682 * there are no other I/Os pending apart from BIO_DELETEs.
4683 */
4684 cam_iosched_trim_done(softc->cam_iosched);
4685 daschedule(periph);
4686 cam_periph_unlock(periph);
4687 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) {
4688 TAILQ_REMOVE(&queue, bp1, bio_queue);
4689 bp1->bio_error = bp->bio_error;
4690 if (bp->bio_flags & BIO_ERROR) {
4691 bp1->bio_flags |= BIO_ERROR;
4692 bp1->bio_resid = bp1->bio_bcount;
4693 } else
4694 bp1->bio_resid = 0;
4695 biodone(bp1);
4696 }
4697 } else {
4698 daschedule(periph);
4699 cam_periph_unlock(periph);
4700 }
4701 if (bp != NULL)
4702 biodone(bp);
4703 return;
4704 }
4705
4706 static void
dadone_probewp(struct cam_periph * periph,union ccb * done_ccb)4707 dadone_probewp(struct cam_periph *periph, union ccb *done_ccb)
4708 {
4709 struct da_softc *softc;
4710 struct ccb_scsiio *csio;
4711 uint32_t priority;
4712
4713 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probewp\n"));
4714
4715 softc = (struct da_softc *)periph->softc;
4716 priority = done_ccb->ccb_h.pinfo.priority;
4717 csio = &done_ccb->csio;
4718
4719 cam_periph_assert(periph, MA_OWNED);
4720
4721 KASSERT(softc->state == DA_STATE_PROBE_WP,
4722 ("State (%d) not PROBE_WP in dadone_probewp, periph %p ccb %p",
4723 softc->state, periph, done_ccb));
4724 KASSERT((csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK) == DA_CCB_PROBE_WP,
4725 ("CCB State (%lu) not PROBE_WP in dadone_probewp, periph %p ccb %p",
4726 (unsigned long)csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK, periph,
4727 done_ccb));
4728
4729 if (cam_ccb_status(done_ccb) == CAM_REQ_CMP) {
4730 int len, off;
4731 uint8_t dev_spec;
4732
4733 if (csio->cdb_len > 6) {
4734 struct scsi_mode_header_10 *mh =
4735 (struct scsi_mode_header_10 *)csio->data_ptr;
4736 len = 2 + scsi_2btoul(mh->data_length);
4737 off = sizeof(*mh) + scsi_2btoul(mh->blk_desc_len);
4738 dev_spec = mh->dev_spec;
4739 } else {
4740 struct scsi_mode_header_6 *mh =
4741 (struct scsi_mode_header_6 *)csio->data_ptr;
4742 len = 1 + mh->data_length;
4743 off = sizeof(*mh) + mh->blk_desc_len;
4744 dev_spec = mh->dev_spec;
4745 }
4746 if ((dev_spec & 0x80) != 0)
4747 softc->disk->d_flags |= DISKFLAG_WRITE_PROTECT;
4748 else
4749 softc->disk->d_flags &= ~DISKFLAG_WRITE_PROTECT;
4750
4751 /* Next time request only the first of returned mode pages. */
4752 if (off < len && off < csio->dxfer_len - csio->resid)
4753 softc->mode_page = csio->data_ptr[off] & SMPH_PC_MASK;
4754 } else {
4755 int error;
4756
4757 error = daerror(done_ccb, CAM_RETRY_SELTO,
4758 SF_RETRY_UA|SF_NO_PRINT);
4759 if (error == ERESTART)
4760 return;
4761 else if (error != 0) {
4762 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
4763 /* Don't wedge this device's queue */
4764 cam_release_devq(done_ccb->ccb_h.path,
4765 /*relsim_flags*/0,
4766 /*reduction*/0,
4767 /*timeout*/0,
4768 /*getcount_only*/0);
4769 }
4770
4771 /* We don't depend on it, so don't try again. */
4772 softc->mode_page = -1;
4773 }
4774 }
4775
4776 free(csio->data_ptr, M_SCSIDA);
4777 if ((softc->flags & DA_FLAG_CAN_RC16) != 0)
4778 softc->state = DA_STATE_PROBE_RC16;
4779 else
4780 softc->state = DA_STATE_PROBE_RC;
4781 xpt_release_ccb(done_ccb);
4782 xpt_schedule(periph, priority);
4783 return;
4784 }
4785
4786 static void
dadone_proberc(struct cam_periph * periph,union ccb * done_ccb)4787 dadone_proberc(struct cam_periph *periph, union ccb *done_ccb)
4788 {
4789 struct scsi_read_capacity_data *rdcap;
4790 struct scsi_read_capacity_data_long *rcaplong;
4791 struct da_softc *softc;
4792 struct ccb_scsiio *csio;
4793 da_ccb_state state;
4794 char *announce_buf;
4795 uint32_t priority;
4796 int lbp, n;
4797
4798 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_proberc\n"));
4799
4800 softc = (struct da_softc *)periph->softc;
4801 priority = done_ccb->ccb_h.pinfo.priority;
4802 csio = &done_ccb->csio;
4803 state = csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK;
4804
4805 KASSERT(softc->state == DA_STATE_PROBE_RC || softc->state == DA_STATE_PROBE_RC16,
4806 ("State (%d) not PROBE_RC* in dadone_proberc, periph %p ccb %p",
4807 softc->state, periph, done_ccb));
4808 KASSERT(state == DA_CCB_PROBE_RC || state == DA_CCB_PROBE_RC16,
4809 ("CCB State (%lu) not PROBE_RC* in dadone_probewp, periph %p ccb %p",
4810 (unsigned long)state, periph, done_ccb));
4811
4812 lbp = 0;
4813 rdcap = NULL;
4814 rcaplong = NULL;
4815 /* XXX TODO: can this be a malloc? */
4816 announce_buf = softc->announce_temp;
4817 bzero(announce_buf, DA_ANNOUNCETMP_SZ);
4818
4819 if (state == DA_CCB_PROBE_RC)
4820 rdcap =(struct scsi_read_capacity_data *)csio->data_ptr;
4821 else
4822 rcaplong = (struct scsi_read_capacity_data_long *)
4823 csio->data_ptr;
4824
4825 cam_periph_assert(periph, MA_OWNED);
4826
4827 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
4828 struct disk_params *dp;
4829 uint32_t block_size;
4830 uint64_t maxsector;
4831 u_int lalba; /* Lowest aligned LBA. */
4832
4833 if (state == DA_CCB_PROBE_RC) {
4834 block_size = scsi_4btoul(rdcap->length);
4835 maxsector = scsi_4btoul(rdcap->addr);
4836 lalba = 0;
4837
4838 /*
4839 * According to SBC-2, if the standard 10
4840 * byte READ CAPACITY command returns 2^32,
4841 * we should issue the 16 byte version of
4842 * the command, since the device in question
4843 * has more sectors than can be represented
4844 * with the short version of the command.
4845 */
4846 if (maxsector == 0xffffffff) {
4847 free(rdcap, M_SCSIDA);
4848 softc->state = DA_STATE_PROBE_RC16;
4849 xpt_release_ccb(done_ccb);
4850 xpt_schedule(periph, priority);
4851 return;
4852 }
4853 } else {
4854 block_size = scsi_4btoul(rcaplong->length);
4855 maxsector = scsi_8btou64(rcaplong->addr);
4856 lalba = scsi_2btoul(rcaplong->lalba_lbp);
4857 }
4858
4859 /*
4860 * Because GEOM code just will panic us if we
4861 * give them an 'illegal' value we'll avoid that
4862 * here.
4863 */
4864 if (block_size == 0) {
4865 block_size = 512;
4866 if (maxsector == 0)
4867 maxsector = -1;
4868 }
4869 if (block_size >= maxphys) {
4870 xpt_print(periph->path,
4871 "unsupportable block size %ju\n",
4872 (uintmax_t) block_size);
4873 announce_buf = NULL;
4874 cam_periph_invalidate(periph);
4875 } else {
4876 /*
4877 * We pass rcaplong into dasetgeom(),
4878 * because it will only use it if it is
4879 * non-NULL.
4880 */
4881 dasetgeom(periph, block_size, maxsector,
4882 rcaplong, sizeof(*rcaplong));
4883 lbp = (lalba & SRC16_LBPME_A);
4884 dp = &softc->params;
4885 n = snprintf(announce_buf, DA_ANNOUNCETMP_SZ,
4886 "%juMB (%ju %u byte sectors",
4887 ((uintmax_t)dp->secsize * dp->sectors) /
4888 (1024 * 1024),
4889 (uintmax_t)dp->sectors, dp->secsize);
4890 if (softc->p_type != 0) {
4891 n += snprintf(announce_buf + n,
4892 DA_ANNOUNCETMP_SZ - n,
4893 ", DIF type %d", softc->p_type);
4894 }
4895 snprintf(announce_buf + n, DA_ANNOUNCETMP_SZ - n, ")");
4896 }
4897 } else {
4898 int error;
4899
4900 /*
4901 * Retry any UNIT ATTENTION type errors. They
4902 * are expected at boot.
4903 */
4904 error = daerror(done_ccb, CAM_RETRY_SELTO,
4905 SF_RETRY_UA|SF_NO_PRINT);
4906 if (error == ERESTART) {
4907 /*
4908 * A retry was scheuled, so
4909 * just return.
4910 */
4911 return;
4912 } else if (error != 0) {
4913 int asc, ascq;
4914 int sense_key, error_code;
4915 int have_sense;
4916 cam_status status;
4917 struct ccb_getdev cgd;
4918
4919 /* Don't wedge this device's queue */
4920 status = done_ccb->ccb_h.status;
4921 if ((status & CAM_DEV_QFRZN) != 0)
4922 cam_release_devq(done_ccb->ccb_h.path,
4923 /*relsim_flags*/0,
4924 /*reduction*/0,
4925 /*timeout*/0,
4926 /*getcount_only*/0);
4927
4928 memset(&cgd, 0, sizeof(cgd));
4929 xpt_setup_ccb(&cgd.ccb_h, done_ccb->ccb_h.path,
4930 CAM_PRIORITY_NORMAL);
4931 cgd.ccb_h.func_code = XPT_GDEV_TYPE;
4932 xpt_action((union ccb *)&cgd);
4933
4934 if (scsi_extract_sense_ccb(done_ccb,
4935 &error_code, &sense_key, &asc, &ascq))
4936 have_sense = TRUE;
4937 else
4938 have_sense = FALSE;
4939
4940 /*
4941 * If we tried READ CAPACITY(16) and failed,
4942 * fallback to READ CAPACITY(10).
4943 */
4944 if ((state == DA_CCB_PROBE_RC16) &&
4945 (softc->flags & DA_FLAG_CAN_RC16) &&
4946 (((csio->ccb_h.status & CAM_STATUS_MASK) ==
4947 CAM_REQ_INVALID) ||
4948 ((have_sense) &&
4949 (error_code == SSD_CURRENT_ERROR ||
4950 error_code == SSD_DESC_CURRENT_ERROR) &&
4951 (sense_key == SSD_KEY_ILLEGAL_REQUEST)))) {
4952 cam_periph_assert(periph, MA_OWNED);
4953 softc->flags &= ~DA_FLAG_CAN_RC16;
4954 free(rdcap, M_SCSIDA);
4955 softc->state = DA_STATE_PROBE_RC;
4956 xpt_release_ccb(done_ccb);
4957 xpt_schedule(periph, priority);
4958 return;
4959 }
4960
4961 /*
4962 * Attach to anything that claims to be a direct access
4963 * or optical disk device, as long as it doesn't return
4964 * a "Logical unit not supported" (25/0) error.
4965 * "Internal Target Failure" (44/0) is also special and
4966 * typically means that the device is a SATA drive
4967 * behind a SATL translation that's fallen into a
4968 * terminally fatal state.
4969 *
4970 * 25/0: LOGICAL UNIT NOT SUPPORTED
4971 * 44/0: INTERNAL TARGET FAILURE
4972 * 44/1: PERSISTENT RESERVATION INFORMATION LOST
4973 * 44/71: ATA DEVICE FAILED SET FEATURES
4974 */
4975 if ((have_sense)
4976 && (asc != 0x25) && (asc != 0x44)
4977 && (error_code == SSD_CURRENT_ERROR
4978 || error_code == SSD_DESC_CURRENT_ERROR)) {
4979 const char *sense_key_desc;
4980 const char *asc_desc;
4981
4982 dasetgeom(periph, 512, -1, NULL, 0);
4983 scsi_sense_desc(sense_key, asc, ascq,
4984 &cgd.inq_data, &sense_key_desc,
4985 &asc_desc);
4986 snprintf(announce_buf, DA_ANNOUNCETMP_SZ,
4987 "Attempt to query device "
4988 "size failed: %s, %s",
4989 sense_key_desc, asc_desc);
4990 } else {
4991 if (have_sense)
4992 scsi_sense_print(&done_ccb->csio);
4993 else {
4994 xpt_print(periph->path,
4995 "got CAM status %#x\n",
4996 done_ccb->ccb_h.status);
4997 }
4998
4999 xpt_print(periph->path, "fatal error, "
5000 "failed to attach to device\n");
5001
5002 announce_buf = NULL;
5003
5004 /*
5005 * Free up resources.
5006 */
5007 cam_periph_invalidate(periph);
5008 }
5009 }
5010 }
5011 free(csio->data_ptr, M_SCSIDA);
5012 if (announce_buf != NULL &&
5013 ((softc->flags & DA_FLAG_ANNOUNCED) == 0)) {
5014 struct sbuf sb;
5015
5016 sbuf_new(&sb, softc->announcebuf, DA_ANNOUNCE_SZ,
5017 SBUF_FIXEDLEN);
5018 xpt_announce_periph_sbuf(periph, &sb, announce_buf);
5019 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks,
5020 DA_Q_BIT_STRING);
5021 sbuf_finish(&sb);
5022 sbuf_putbuf(&sb);
5023
5024 /*
5025 * Create our sysctl variables, now that we know
5026 * we have successfully attached.
5027 */
5028 /* increase the refcount */
5029 if (da_periph_acquire(periph, DA_REF_SYSCTL) == 0) {
5030 taskqueue_enqueue(taskqueue_thread,
5031 &softc->sysctl_task);
5032 } else {
5033 /* XXX This message is useless! */
5034 xpt_print(periph->path, "fatal error, "
5035 "could not acquire reference count\n");
5036 }
5037 }
5038
5039 /* We already probed the device. */
5040 if (softc->flags & DA_FLAG_PROBED) {
5041 daprobedone(periph, done_ccb);
5042 return;
5043 }
5044
5045 /* Ensure re-probe doesn't see old delete. */
5046 softc->delete_available = 0;
5047 dadeleteflag(softc, DA_DELETE_ZERO, 1);
5048 if (lbp && (softc->quirks & DA_Q_NO_UNMAP) == 0) {
5049 /*
5050 * Based on older SBC-3 spec revisions
5051 * any of the UNMAP methods "may" be
5052 * available via LBP given this flag so
5053 * we flag all of them as available and
5054 * then remove those which further
5055 * probes confirm aren't available
5056 * later.
5057 *
5058 * We could also check readcap(16) p_type
5059 * flag to exclude one or more invalid
5060 * write same (X) types here
5061 */
5062 dadeleteflag(softc, DA_DELETE_WS16, 1);
5063 dadeleteflag(softc, DA_DELETE_WS10, 1);
5064 dadeleteflag(softc, DA_DELETE_UNMAP, 1);
5065
5066 softc->state = DA_STATE_PROBE_LBP;
5067 xpt_release_ccb(done_ccb);
5068 xpt_schedule(periph, priority);
5069 return;
5070 }
5071
5072 softc->state = DA_STATE_PROBE_BDC;
5073 xpt_release_ccb(done_ccb);
5074 xpt_schedule(periph, priority);
5075 return;
5076 }
5077
5078 static void
dadone_probelbp(struct cam_periph * periph,union ccb * done_ccb)5079 dadone_probelbp(struct cam_periph *periph, union ccb *done_ccb)
5080 {
5081 struct scsi_vpd_logical_block_prov *lbp;
5082 struct da_softc *softc;
5083 struct ccb_scsiio *csio;
5084 uint32_t priority;
5085
5086 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probelbp\n"));
5087
5088 softc = (struct da_softc *)periph->softc;
5089 priority = done_ccb->ccb_h.pinfo.priority;
5090 csio = &done_ccb->csio;
5091 lbp = (struct scsi_vpd_logical_block_prov *)csio->data_ptr;
5092
5093 cam_periph_assert(periph, MA_OWNED);
5094
5095 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5096 /*
5097 * T10/1799-D Revision 31 states at least one of these
5098 * must be supported but we don't currently enforce this.
5099 */
5100 dadeleteflag(softc, DA_DELETE_WS16,
5101 (lbp->flags & SVPD_LBP_WS16));
5102 dadeleteflag(softc, DA_DELETE_WS10,
5103 (lbp->flags & SVPD_LBP_WS10));
5104 dadeleteflag(softc, DA_DELETE_UNMAP,
5105 (lbp->flags & SVPD_LBP_UNMAP));
5106 } else {
5107 int error;
5108 error = daerror(done_ccb, CAM_RETRY_SELTO,
5109 SF_RETRY_UA|SF_NO_PRINT);
5110 if (error == ERESTART)
5111 return;
5112 else if (error != 0) {
5113 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5114 /* Don't wedge this device's queue */
5115 cam_release_devq(done_ccb->ccb_h.path,
5116 /*relsim_flags*/0,
5117 /*reduction*/0,
5118 /*timeout*/0,
5119 /*getcount_only*/0);
5120 }
5121
5122 /*
5123 * Failure indicates we don't support any SBC-3
5124 * delete methods with UNMAP
5125 */
5126 }
5127 }
5128
5129 free(lbp, M_SCSIDA);
5130 softc->state = DA_STATE_PROBE_BLK_LIMITS;
5131 xpt_release_ccb(done_ccb);
5132 xpt_schedule(periph, priority);
5133 return;
5134 }
5135
5136 static void
dadone_probeblklimits(struct cam_periph * periph,union ccb * done_ccb)5137 dadone_probeblklimits(struct cam_periph *periph, union ccb *done_ccb)
5138 {
5139 struct scsi_vpd_block_limits *block_limits;
5140 struct da_softc *softc;
5141 struct ccb_scsiio *csio;
5142 uint32_t priority;
5143
5144 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeblklimits\n"));
5145
5146 softc = (struct da_softc *)periph->softc;
5147 priority = done_ccb->ccb_h.pinfo.priority;
5148 csio = &done_ccb->csio;
5149 block_limits = (struct scsi_vpd_block_limits *)csio->data_ptr;
5150
5151 cam_periph_assert(periph, MA_OWNED);
5152
5153 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5154 uint32_t max_txfer_len = scsi_4btoul(
5155 block_limits->max_txfer_len);
5156 uint32_t max_unmap_lba_cnt = scsi_4btoul(
5157 block_limits->max_unmap_lba_cnt);
5158 uint32_t max_unmap_blk_cnt = scsi_4btoul(
5159 block_limits->max_unmap_blk_cnt);
5160 uint32_t unmap_gran = scsi_4btoul(
5161 block_limits->opt_unmap_grain);
5162 uint32_t unmap_gran_align = scsi_4btoul(
5163 block_limits->unmap_grain_align);
5164 uint64_t ws_max_blks = scsi_8btou64(
5165 block_limits->max_write_same_length);
5166
5167 if (max_txfer_len != 0) {
5168 softc->disk->d_maxsize = MIN(softc->maxio,
5169 (off_t)max_txfer_len * softc->params.secsize);
5170 }
5171
5172 /*
5173 * We should already support UNMAP but we check lba
5174 * and block count to be sure
5175 */
5176 if (max_unmap_lba_cnt != 0x00L &&
5177 max_unmap_blk_cnt != 0x00L) {
5178 softc->unmap_max_lba = max_unmap_lba_cnt;
5179 softc->unmap_max_ranges = min(max_unmap_blk_cnt,
5180 UNMAP_MAX_RANGES);
5181 if (unmap_gran > 1) {
5182 softc->unmap_gran = unmap_gran;
5183 if (unmap_gran_align & 0x80000000) {
5184 softc->unmap_gran_align =
5185 unmap_gran_align & 0x7fffffff;
5186 }
5187 }
5188 } else {
5189 /*
5190 * Unexpected UNMAP limits which means the
5191 * device doesn't actually support UNMAP
5192 */
5193 dadeleteflag(softc, DA_DELETE_UNMAP, 0);
5194 }
5195
5196 if (ws_max_blks != 0x00L)
5197 softc->ws_max_blks = ws_max_blks;
5198 } else {
5199 int error;
5200 error = daerror(done_ccb, CAM_RETRY_SELTO,
5201 SF_RETRY_UA|SF_NO_PRINT);
5202 if (error == ERESTART)
5203 return;
5204 else if (error != 0) {
5205 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5206 /* Don't wedge this device's queue */
5207 cam_release_devq(done_ccb->ccb_h.path,
5208 /*relsim_flags*/0,
5209 /*reduction*/0,
5210 /*timeout*/0,
5211 /*getcount_only*/0);
5212 }
5213
5214 /*
5215 * Failure here doesn't mean UNMAP is not
5216 * supported as this is an optional page.
5217 */
5218 softc->unmap_max_lba = 1;
5219 softc->unmap_max_ranges = 1;
5220 }
5221 }
5222
5223 free(block_limits, M_SCSIDA);
5224 softc->state = DA_STATE_PROBE_BDC;
5225 xpt_release_ccb(done_ccb);
5226 xpt_schedule(periph, priority);
5227 return;
5228 }
5229
5230 static void
dadone_probebdc(struct cam_periph * periph,union ccb * done_ccb)5231 dadone_probebdc(struct cam_periph *periph, union ccb *done_ccb)
5232 {
5233 struct scsi_vpd_block_device_characteristics *bdc;
5234 struct da_softc *softc;
5235 struct ccb_scsiio *csio;
5236 uint32_t priority;
5237
5238 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probebdc\n"));
5239
5240 softc = (struct da_softc *)periph->softc;
5241 priority = done_ccb->ccb_h.pinfo.priority;
5242 csio = &done_ccb->csio;
5243 bdc = (struct scsi_vpd_block_device_characteristics *)csio->data_ptr;
5244
5245 cam_periph_assert(periph, MA_OWNED);
5246
5247 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5248 uint32_t valid_len;
5249
5250 /*
5251 * Disable queue sorting for non-rotational media
5252 * by default.
5253 */
5254 uint16_t old_rate = softc->disk->d_rotation_rate;
5255
5256 valid_len = csio->dxfer_len - csio->resid;
5257 if (SBDC_IS_PRESENT(bdc, valid_len,
5258 medium_rotation_rate)) {
5259 softc->disk->d_rotation_rate =
5260 scsi_2btoul(bdc->medium_rotation_rate);
5261 if (softc->disk->d_rotation_rate == SVPD_NON_ROTATING) {
5262 cam_iosched_set_sort_queue(
5263 softc->cam_iosched, 0);
5264 softc->flags &= ~DA_FLAG_ROTATING;
5265 }
5266 if (softc->disk->d_rotation_rate != old_rate) {
5267 disk_attr_changed(softc->disk,
5268 "GEOM::rotation_rate", M_NOWAIT);
5269 }
5270 }
5271 if ((SBDC_IS_PRESENT(bdc, valid_len, flags))
5272 && (softc->zone_mode == DA_ZONE_NONE)) {
5273 int ata_proto;
5274
5275 if (scsi_vpd_supported_page(periph,
5276 SVPD_ATA_INFORMATION))
5277 ata_proto = 1;
5278 else
5279 ata_proto = 0;
5280
5281 /*
5282 * The Zoned field will only be set for
5283 * Drive Managed and Host Aware drives. If
5284 * they are Host Managed, the device type
5285 * in the standard INQUIRY data should be
5286 * set to T_ZBC_HM (0x14).
5287 */
5288 if ((bdc->flags & SVPD_ZBC_MASK) ==
5289 SVPD_HAW_ZBC) {
5290 softc->zone_mode = DA_ZONE_HOST_AWARE;
5291 softc->zone_interface = (ata_proto) ?
5292 DA_ZONE_IF_ATA_SAT : DA_ZONE_IF_SCSI;
5293 } else if ((bdc->flags & SVPD_ZBC_MASK) ==
5294 SVPD_DM_ZBC) {
5295 softc->zone_mode =DA_ZONE_DRIVE_MANAGED;
5296 softc->zone_interface = (ata_proto) ?
5297 DA_ZONE_IF_ATA_SAT : DA_ZONE_IF_SCSI;
5298 } else if ((bdc->flags & SVPD_ZBC_MASK) !=
5299 SVPD_ZBC_NR) {
5300 xpt_print(periph->path, "Unknown zoned "
5301 "type %#x",
5302 bdc->flags & SVPD_ZBC_MASK);
5303 }
5304 }
5305 } else {
5306 int error;
5307 error = daerror(done_ccb, CAM_RETRY_SELTO,
5308 SF_RETRY_UA|SF_NO_PRINT);
5309 if (error == ERESTART)
5310 return;
5311 else if (error != 0) {
5312 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5313 /* Don't wedge this device's queue */
5314 cam_release_devq(done_ccb->ccb_h.path,
5315 /*relsim_flags*/0,
5316 /*reduction*/0,
5317 /*timeout*/0,
5318 /*getcount_only*/0);
5319 }
5320 }
5321 }
5322
5323 free(bdc, M_SCSIDA);
5324 softc->state = DA_STATE_PROBE_ATA;
5325 xpt_release_ccb(done_ccb);
5326 xpt_schedule(periph, priority);
5327 return;
5328 }
5329
5330 static void
dadone_probeata(struct cam_periph * periph,union ccb * done_ccb)5331 dadone_probeata(struct cam_periph *periph, union ccb *done_ccb)
5332 {
5333 struct ata_params *ata_params;
5334 struct ccb_scsiio *csio;
5335 struct da_softc *softc;
5336 uint32_t priority;
5337 int continue_probe;
5338 int error;
5339
5340 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeata\n"));
5341
5342 softc = (struct da_softc *)periph->softc;
5343 priority = done_ccb->ccb_h.pinfo.priority;
5344 csio = &done_ccb->csio;
5345 ata_params = (struct ata_params *)csio->data_ptr;
5346 continue_probe = 0;
5347 error = 0;
5348
5349 cam_periph_assert(periph, MA_OWNED);
5350
5351 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5352 uint16_t old_rate;
5353
5354 ata_param_fixup(ata_params);
5355 if (ata_params->support_dsm & ATA_SUPPORT_DSM_TRIM &&
5356 (softc->quirks & DA_Q_NO_UNMAP) == 0) {
5357 dadeleteflag(softc, DA_DELETE_ATA_TRIM, 1);
5358 if (ata_params->max_dsm_blocks != 0)
5359 softc->trim_max_ranges = min(
5360 softc->trim_max_ranges,
5361 ata_params->max_dsm_blocks *
5362 ATA_DSM_BLK_RANGES);
5363 }
5364 /*
5365 * Disable queue sorting for non-rotational media
5366 * by default.
5367 */
5368 old_rate = softc->disk->d_rotation_rate;
5369 softc->disk->d_rotation_rate = ata_params->media_rotation_rate;
5370 if (softc->disk->d_rotation_rate == ATA_RATE_NON_ROTATING) {
5371 cam_iosched_set_sort_queue(softc->cam_iosched, 0);
5372 softc->flags &= ~DA_FLAG_ROTATING;
5373 }
5374 if (softc->disk->d_rotation_rate != old_rate) {
5375 disk_attr_changed(softc->disk,
5376 "GEOM::rotation_rate", M_NOWAIT);
5377 }
5378
5379 cam_periph_assert(periph, MA_OWNED);
5380 if (ata_params->capabilities1 & ATA_SUPPORT_DMA)
5381 softc->flags |= DA_FLAG_CAN_ATA_DMA;
5382
5383 if (ata_params->support.extension & ATA_SUPPORT_GENLOG)
5384 softc->flags |= DA_FLAG_CAN_ATA_LOG;
5385
5386 /*
5387 * At this point, if we have a SATA host aware drive,
5388 * we communicate via ATA passthrough unless the
5389 * SAT layer supports ZBC -> ZAC translation. In
5390 * that case,
5391 *
5392 * XXX KDM figure out how to detect a host managed
5393 * SATA drive.
5394 */
5395 if (softc->zone_mode == DA_ZONE_NONE) {
5396 /*
5397 * Note that we don't override the zone
5398 * mode or interface if it has already been
5399 * set. This is because it has either been
5400 * set as a quirk, or when we probed the
5401 * SCSI Block Device Characteristics page,
5402 * the zoned field was set. The latter
5403 * means that the SAT layer supports ZBC to
5404 * ZAC translation, and we would prefer to
5405 * use that if it is available.
5406 */
5407 if ((ata_params->support3 &
5408 ATA_SUPPORT_ZONE_MASK) ==
5409 ATA_SUPPORT_ZONE_HOST_AWARE) {
5410 softc->zone_mode = DA_ZONE_HOST_AWARE;
5411 softc->zone_interface =
5412 DA_ZONE_IF_ATA_PASS;
5413 } else if ((ata_params->support3 &
5414 ATA_SUPPORT_ZONE_MASK) ==
5415 ATA_SUPPORT_ZONE_DEV_MANAGED) {
5416 softc->zone_mode =DA_ZONE_DRIVE_MANAGED;
5417 softc->zone_interface = DA_ZONE_IF_ATA_PASS;
5418 }
5419 }
5420
5421 } else {
5422 error = daerror(done_ccb, CAM_RETRY_SELTO,
5423 SF_RETRY_UA|SF_NO_PRINT);
5424 if (error == ERESTART)
5425 return;
5426 else if (error != 0) {
5427 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5428 /* Don't wedge this device's queue */
5429 cam_release_devq(done_ccb->ccb_h.path,
5430 /*relsim_flags*/0,
5431 /*reduction*/0,
5432 /*timeout*/0,
5433 /*getcount_only*/0);
5434 }
5435 }
5436 }
5437
5438 if ((softc->zone_mode == DA_ZONE_HOST_AWARE)
5439 || (softc->zone_mode == DA_ZONE_HOST_MANAGED)) {
5440 /*
5441 * If the ATA IDENTIFY failed, we could be talking
5442 * to a SCSI drive, although that seems unlikely,
5443 * since the drive did report that it supported the
5444 * ATA Information VPD page. If the ATA IDENTIFY
5445 * succeeded, and the SAT layer doesn't support
5446 * ZBC -> ZAC translation, continue on to get the
5447 * directory of ATA logs, and complete the rest of
5448 * the ZAC probe. If the SAT layer does support
5449 * ZBC -> ZAC translation, we want to use that,
5450 * and we'll probe the SCSI Zoned Block Device
5451 * Characteristics VPD page next.
5452 */
5453 if ((error == 0)
5454 && (softc->flags & DA_FLAG_CAN_ATA_LOG)
5455 && (softc->zone_interface == DA_ZONE_IF_ATA_PASS))
5456 softc->state = DA_STATE_PROBE_ATA_LOGDIR;
5457 else
5458 softc->state = DA_STATE_PROBE_ZONE;
5459 continue_probe = 1;
5460 }
5461 if (continue_probe != 0) {
5462 xpt_schedule(periph, priority);
5463 xpt_release_ccb(done_ccb);
5464 return;
5465 } else
5466 daprobedone(periph, done_ccb);
5467 return;
5468 }
5469
5470 static void
dadone_probeatalogdir(struct cam_periph * periph,union ccb * done_ccb)5471 dadone_probeatalogdir(struct cam_periph *periph, union ccb *done_ccb)
5472 {
5473 struct da_softc *softc;
5474 struct ccb_scsiio *csio;
5475 uint32_t priority;
5476 int error;
5477
5478 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeatalogdir\n"));
5479
5480 softc = (struct da_softc *)periph->softc;
5481 priority = done_ccb->ccb_h.pinfo.priority;
5482 csio = &done_ccb->csio;
5483
5484 cam_periph_assert(periph, MA_OWNED);
5485 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5486 error = 0;
5487 softc->valid_logdir_len = 0;
5488 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir));
5489 softc->valid_logdir_len = csio->dxfer_len - csio->resid;
5490 if (softc->valid_logdir_len > 0)
5491 bcopy(csio->data_ptr, &softc->ata_logdir,
5492 min(softc->valid_logdir_len,
5493 sizeof(softc->ata_logdir)));
5494 /*
5495 * Figure out whether the Identify Device log is
5496 * supported. The General Purpose log directory
5497 * has a header, and lists the number of pages
5498 * available for each GP log identified by the
5499 * offset into the list.
5500 */
5501 if ((softc->valid_logdir_len >=
5502 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t)))
5503 && (le16dec(softc->ata_logdir.header) ==
5504 ATA_GP_LOG_DIR_VERSION)
5505 && (le16dec(&softc->ata_logdir.num_pages[
5506 (ATA_IDENTIFY_DATA_LOG *
5507 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){
5508 softc->flags |= DA_FLAG_CAN_ATA_IDLOG;
5509 } else {
5510 softc->flags &= ~DA_FLAG_CAN_ATA_IDLOG;
5511 }
5512 } else {
5513 error = daerror(done_ccb, CAM_RETRY_SELTO,
5514 SF_RETRY_UA|SF_NO_PRINT);
5515 if (error == ERESTART)
5516 return;
5517 else if (error != 0) {
5518 /*
5519 * If we can't get the ATA log directory,
5520 * then ATA logs are effectively not
5521 * supported even if the bit is set in the
5522 * identify data.
5523 */
5524 softc->flags &= ~(DA_FLAG_CAN_ATA_LOG |
5525 DA_FLAG_CAN_ATA_IDLOG);
5526 if ((done_ccb->ccb_h.status &
5527 CAM_DEV_QFRZN) != 0) {
5528 /* Don't wedge this device's queue */
5529 cam_release_devq(done_ccb->ccb_h.path,
5530 /*relsim_flags*/0,
5531 /*reduction*/0,
5532 /*timeout*/0,
5533 /*getcount_only*/0);
5534 }
5535 }
5536 }
5537
5538 free(csio->data_ptr, M_SCSIDA);
5539
5540 if ((error == 0)
5541 && (softc->flags & DA_FLAG_CAN_ATA_IDLOG)) {
5542 softc->state = DA_STATE_PROBE_ATA_IDDIR;
5543 xpt_release_ccb(done_ccb);
5544 xpt_schedule(periph, priority);
5545 return;
5546 }
5547 daprobedone(periph, done_ccb);
5548 return;
5549 }
5550
5551 static void
dadone_probeataiddir(struct cam_periph * periph,union ccb * done_ccb)5552 dadone_probeataiddir(struct cam_periph *periph, union ccb *done_ccb)
5553 {
5554 struct da_softc *softc;
5555 struct ccb_scsiio *csio;
5556 uint32_t priority;
5557 int error;
5558
5559 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeataiddir\n"));
5560
5561 softc = (struct da_softc *)periph->softc;
5562 priority = done_ccb->ccb_h.pinfo.priority;
5563 csio = &done_ccb->csio;
5564
5565 cam_periph_assert(periph, MA_OWNED);
5566
5567 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5568 off_t entries_offset, max_entries;
5569 error = 0;
5570
5571 softc->valid_iddir_len = 0;
5572 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir));
5573 softc->flags &= ~(DA_FLAG_CAN_ATA_SUPCAP |
5574 DA_FLAG_CAN_ATA_ZONE);
5575 softc->valid_iddir_len = csio->dxfer_len - csio->resid;
5576 if (softc->valid_iddir_len > 0)
5577 bcopy(csio->data_ptr, &softc->ata_iddir,
5578 min(softc->valid_iddir_len,
5579 sizeof(softc->ata_iddir)));
5580
5581 entries_offset =
5582 __offsetof(struct ata_identify_log_pages,entries);
5583 max_entries = softc->valid_iddir_len - entries_offset;
5584 if ((softc->valid_iddir_len > (entries_offset + 1))
5585 && (le64dec(softc->ata_iddir.header) == ATA_IDLOG_REVISION)
5586 && (softc->ata_iddir.entry_count > 0)) {
5587 int num_entries, i;
5588
5589 num_entries = softc->ata_iddir.entry_count;
5590 num_entries = min(num_entries,
5591 softc->valid_iddir_len - entries_offset);
5592 for (i = 0; i < num_entries && i < max_entries; i++) {
5593 if (softc->ata_iddir.entries[i] ==
5594 ATA_IDL_SUP_CAP)
5595 softc->flags |= DA_FLAG_CAN_ATA_SUPCAP;
5596 else if (softc->ata_iddir.entries[i] ==
5597 ATA_IDL_ZDI)
5598 softc->flags |= DA_FLAG_CAN_ATA_ZONE;
5599
5600 if ((softc->flags & DA_FLAG_CAN_ATA_SUPCAP)
5601 && (softc->flags & DA_FLAG_CAN_ATA_ZONE))
5602 break;
5603 }
5604 }
5605 } else {
5606 error = daerror(done_ccb, CAM_RETRY_SELTO,
5607 SF_RETRY_UA|SF_NO_PRINT);
5608 if (error == ERESTART)
5609 return;
5610 else if (error != 0) {
5611 /*
5612 * If we can't get the ATA Identify Data log
5613 * directory, then it effectively isn't
5614 * supported even if the ATA Log directory
5615 * a non-zero number of pages present for
5616 * this log.
5617 */
5618 softc->flags &= ~DA_FLAG_CAN_ATA_IDLOG;
5619 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5620 /* Don't wedge this device's queue */
5621 cam_release_devq(done_ccb->ccb_h.path,
5622 /*relsim_flags*/0,
5623 /*reduction*/0,
5624 /*timeout*/0,
5625 /*getcount_only*/0);
5626 }
5627 }
5628 }
5629
5630 free(csio->data_ptr, M_SCSIDA);
5631
5632 if ((error == 0) && (softc->flags & DA_FLAG_CAN_ATA_SUPCAP)) {
5633 softc->state = DA_STATE_PROBE_ATA_SUP;
5634 xpt_release_ccb(done_ccb);
5635 xpt_schedule(periph, priority);
5636 return;
5637 }
5638 daprobedone(periph, done_ccb);
5639 return;
5640 }
5641
5642 static void
dadone_probeatasup(struct cam_periph * periph,union ccb * done_ccb)5643 dadone_probeatasup(struct cam_periph *periph, union ccb *done_ccb)
5644 {
5645 struct da_softc *softc;
5646 struct ccb_scsiio *csio;
5647 uint32_t priority;
5648 int error;
5649
5650 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeatasup\n"));
5651
5652 softc = (struct da_softc *)periph->softc;
5653 priority = done_ccb->ccb_h.pinfo.priority;
5654 csio = &done_ccb->csio;
5655
5656 cam_periph_assert(periph, MA_OWNED);
5657
5658 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5659 uint32_t valid_len;
5660 size_t needed_size;
5661 struct ata_identify_log_sup_cap *sup_cap;
5662 error = 0;
5663
5664 sup_cap = (struct ata_identify_log_sup_cap *)csio->data_ptr;
5665 valid_len = csio->dxfer_len - csio->resid;
5666 needed_size = __offsetof(struct ata_identify_log_sup_cap,
5667 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap);
5668 if (valid_len >= needed_size) {
5669 uint64_t zoned, zac_cap;
5670
5671 zoned = le64dec(sup_cap->zoned_cap);
5672 if (zoned & ATA_ZONED_VALID) {
5673 /*
5674 * This should have already been
5675 * set, because this is also in the
5676 * ATA identify data.
5677 */
5678 if ((zoned & ATA_ZONED_MASK) ==
5679 ATA_SUPPORT_ZONE_HOST_AWARE)
5680 softc->zone_mode = DA_ZONE_HOST_AWARE;
5681 else if ((zoned & ATA_ZONED_MASK) ==
5682 ATA_SUPPORT_ZONE_DEV_MANAGED)
5683 softc->zone_mode =
5684 DA_ZONE_DRIVE_MANAGED;
5685 }
5686
5687 zac_cap = le64dec(sup_cap->sup_zac_cap);
5688 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) {
5689 if (zac_cap & ATA_REPORT_ZONES_SUP)
5690 softc->zone_flags |=
5691 DA_ZONE_FLAG_RZ_SUP;
5692 if (zac_cap & ATA_ND_OPEN_ZONE_SUP)
5693 softc->zone_flags |=
5694 DA_ZONE_FLAG_OPEN_SUP;
5695 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP)
5696 softc->zone_flags |=
5697 DA_ZONE_FLAG_CLOSE_SUP;
5698 if (zac_cap & ATA_ND_FINISH_ZONE_SUP)
5699 softc->zone_flags |=
5700 DA_ZONE_FLAG_FINISH_SUP;
5701 if (zac_cap & ATA_ND_RWP_SUP)
5702 softc->zone_flags |=
5703 DA_ZONE_FLAG_RWP_SUP;
5704 } else {
5705 /*
5706 * This field was introduced in
5707 * ACS-4, r08 on April 28th, 2015.
5708 * If the drive firmware was written
5709 * to an earlier spec, it won't have
5710 * the field. So, assume all
5711 * commands are supported.
5712 */
5713 softc->zone_flags |= DA_ZONE_FLAG_SUP_MASK;
5714 }
5715 }
5716 } else {
5717 error = daerror(done_ccb, CAM_RETRY_SELTO,
5718 SF_RETRY_UA|SF_NO_PRINT);
5719 if (error == ERESTART)
5720 return;
5721 else if (error != 0) {
5722 /*
5723 * If we can't get the ATA Identify Data
5724 * Supported Capabilities page, clear the
5725 * flag...
5726 */
5727 softc->flags &= ~DA_FLAG_CAN_ATA_SUPCAP;
5728 /*
5729 * And clear zone capabilities.
5730 */
5731 softc->zone_flags &= ~DA_ZONE_FLAG_SUP_MASK;
5732 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5733 /* Don't wedge this device's queue */
5734 cam_release_devq(done_ccb->ccb_h.path,
5735 /*relsim_flags*/0,
5736 /*reduction*/0,
5737 /*timeout*/0,
5738 /*getcount_only*/0);
5739 }
5740 }
5741 }
5742
5743 free(csio->data_ptr, M_SCSIDA);
5744
5745 if ((error == 0) && (softc->flags & DA_FLAG_CAN_ATA_ZONE)) {
5746 softc->state = DA_STATE_PROBE_ATA_ZONE;
5747 xpt_release_ccb(done_ccb);
5748 xpt_schedule(periph, priority);
5749 return;
5750 }
5751 daprobedone(periph, done_ccb);
5752 return;
5753 }
5754
5755 static void
dadone_probeatazone(struct cam_periph * periph,union ccb * done_ccb)5756 dadone_probeatazone(struct cam_periph *periph, union ccb *done_ccb)
5757 {
5758 struct da_softc *softc;
5759 struct ccb_scsiio *csio;
5760 int error;
5761
5762 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeatazone\n"));
5763
5764 softc = (struct da_softc *)periph->softc;
5765 csio = &done_ccb->csio;
5766
5767 cam_periph_assert(periph, MA_OWNED);
5768
5769 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5770 struct ata_zoned_info_log *zi_log;
5771 uint32_t valid_len;
5772 size_t needed_size;
5773
5774 zi_log = (struct ata_zoned_info_log *)csio->data_ptr;
5775
5776 valid_len = csio->dxfer_len - csio->resid;
5777 needed_size = __offsetof(struct ata_zoned_info_log,
5778 version_info) + 1 + sizeof(zi_log->version_info);
5779 if (valid_len >= needed_size) {
5780 uint64_t tmpvar;
5781
5782 tmpvar = le64dec(zi_log->zoned_cap);
5783 if (tmpvar & ATA_ZDI_CAP_VALID) {
5784 if (tmpvar & ATA_ZDI_CAP_URSWRZ)
5785 softc->zone_flags |=
5786 DA_ZONE_FLAG_URSWRZ;
5787 else
5788 softc->zone_flags &=
5789 ~DA_ZONE_FLAG_URSWRZ;
5790 }
5791 tmpvar = le64dec(zi_log->optimal_seq_zones);
5792 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) {
5793 softc->zone_flags |= DA_ZONE_FLAG_OPT_SEQ_SET;
5794 softc->optimal_seq_zones = (tmpvar &
5795 ATA_ZDI_OPT_SEQ_MASK);
5796 } else {
5797 softc->zone_flags &= ~DA_ZONE_FLAG_OPT_SEQ_SET;
5798 softc->optimal_seq_zones = 0;
5799 }
5800
5801 tmpvar =le64dec(zi_log->optimal_nonseq_zones);
5802 if (tmpvar & ATA_ZDI_OPT_NS_VALID) {
5803 softc->zone_flags |=
5804 DA_ZONE_FLAG_OPT_NONSEQ_SET;
5805 softc->optimal_nonseq_zones =
5806 (tmpvar & ATA_ZDI_OPT_NS_MASK);
5807 } else {
5808 softc->zone_flags &=
5809 ~DA_ZONE_FLAG_OPT_NONSEQ_SET;
5810 softc->optimal_nonseq_zones = 0;
5811 }
5812
5813 tmpvar = le64dec(zi_log->max_seq_req_zones);
5814 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) {
5815 softc->zone_flags |= DA_ZONE_FLAG_MAX_SEQ_SET;
5816 softc->max_seq_zones =
5817 (tmpvar & ATA_ZDI_MAX_SEQ_MASK);
5818 } else {
5819 softc->zone_flags &= ~DA_ZONE_FLAG_MAX_SEQ_SET;
5820 softc->max_seq_zones = 0;
5821 }
5822 }
5823 } else {
5824 error = daerror(done_ccb, CAM_RETRY_SELTO,
5825 SF_RETRY_UA|SF_NO_PRINT);
5826 if (error == ERESTART)
5827 return;
5828 else if (error != 0) {
5829 softc->flags &= ~DA_FLAG_CAN_ATA_ZONE;
5830 softc->flags &= ~DA_ZONE_FLAG_SET_MASK;
5831
5832 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5833 /* Don't wedge this device's queue */
5834 cam_release_devq(done_ccb->ccb_h.path,
5835 /*relsim_flags*/0,
5836 /*reduction*/0,
5837 /*timeout*/0,
5838 /*getcount_only*/0);
5839 }
5840 }
5841 }
5842
5843 free(csio->data_ptr, M_SCSIDA);
5844
5845 daprobedone(periph, done_ccb);
5846 return;
5847 }
5848
5849 static void
dadone_probezone(struct cam_periph * periph,union ccb * done_ccb)5850 dadone_probezone(struct cam_periph *periph, union ccb *done_ccb)
5851 {
5852 struct da_softc *softc;
5853 struct ccb_scsiio *csio;
5854 int error;
5855
5856 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probezone\n"));
5857
5858 softc = (struct da_softc *)periph->softc;
5859 csio = &done_ccb->csio;
5860
5861 cam_periph_assert(periph, MA_OWNED);
5862
5863 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5864 uint32_t valid_len;
5865 size_t needed_len;
5866 struct scsi_vpd_zoned_bdc *zoned_bdc;
5867
5868 error = 0;
5869 zoned_bdc = (struct scsi_vpd_zoned_bdc *)csio->data_ptr;
5870 valid_len = csio->dxfer_len - csio->resid;
5871 needed_len = __offsetof(struct scsi_vpd_zoned_bdc,
5872 max_seq_req_zones) + 1 +
5873 sizeof(zoned_bdc->max_seq_req_zones);
5874 if ((valid_len >= needed_len)
5875 && (scsi_2btoul(zoned_bdc->page_length) >= SVPD_ZBDC_PL)) {
5876 if (zoned_bdc->flags & SVPD_ZBDC_URSWRZ)
5877 softc->zone_flags |= DA_ZONE_FLAG_URSWRZ;
5878 else
5879 softc->zone_flags &= ~DA_ZONE_FLAG_URSWRZ;
5880 softc->optimal_seq_zones =
5881 scsi_4btoul(zoned_bdc->optimal_seq_zones);
5882 softc->zone_flags |= DA_ZONE_FLAG_OPT_SEQ_SET;
5883 softc->optimal_nonseq_zones = scsi_4btoul(
5884 zoned_bdc->optimal_nonseq_zones);
5885 softc->zone_flags |= DA_ZONE_FLAG_OPT_NONSEQ_SET;
5886 softc->max_seq_zones =
5887 scsi_4btoul(zoned_bdc->max_seq_req_zones);
5888 softc->zone_flags |= DA_ZONE_FLAG_MAX_SEQ_SET;
5889 }
5890 /*
5891 * All of the zone commands are mandatory for SCSI
5892 * devices.
5893 *
5894 * XXX KDM this is valid as of September 2015.
5895 * Re-check this assumption once the SAT spec is
5896 * updated to support SCSI ZBC to ATA ZAC mapping.
5897 * Since ATA allows zone commands to be reported
5898 * as supported or not, this may not necessarily
5899 * be true for an ATA device behind a SAT (SCSI to
5900 * ATA Translation) layer.
5901 */
5902 softc->zone_flags |= DA_ZONE_FLAG_SUP_MASK;
5903 } else {
5904 error = daerror(done_ccb, CAM_RETRY_SELTO,
5905 SF_RETRY_UA|SF_NO_PRINT);
5906 if (error == ERESTART)
5907 return;
5908 else if (error != 0) {
5909 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5910 /* Don't wedge this device's queue */
5911 cam_release_devq(done_ccb->ccb_h.path,
5912 /*relsim_flags*/0,
5913 /*reduction*/0,
5914 /*timeout*/0,
5915 /*getcount_only*/0);
5916 }
5917 }
5918 }
5919
5920 free(csio->data_ptr, M_SCSIDA);
5921
5922 daprobedone(periph, done_ccb);
5923 return;
5924 }
5925
5926 static void
dadone_tur(struct cam_periph * periph,union ccb * done_ccb)5927 dadone_tur(struct cam_periph *periph, union ccb *done_ccb)
5928 {
5929 struct da_softc *softc;
5930
5931 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_tur\n"));
5932
5933 softc = (struct da_softc *)periph->softc;
5934
5935 cam_periph_assert(periph, MA_OWNED);
5936
5937 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
5938 if (daerror(done_ccb, CAM_RETRY_SELTO,
5939 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) == ERESTART)
5940 return; /* Will complete again, keep reference */
5941 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
5942 cam_release_devq(done_ccb->ccb_h.path,
5943 /*relsim_flags*/0,
5944 /*reduction*/0,
5945 /*timeout*/0,
5946 /*getcount_only*/0);
5947 }
5948 softc->flags &= ~DA_FLAG_TUR_PENDING;
5949 xpt_release_ccb(done_ccb);
5950 da_periph_release_locked(periph, DA_REF_TUR);
5951 return;
5952 }
5953
5954 static void
dareprobe(struct cam_periph * periph)5955 dareprobe(struct cam_periph *periph)
5956 {
5957 struct da_softc *softc;
5958 int status __diagused;
5959
5960 softc = (struct da_softc *)periph->softc;
5961
5962 cam_periph_assert(periph, MA_OWNED);
5963
5964 /* Probe in progress; don't interfere. */
5965 if (softc->state != DA_STATE_NORMAL)
5966 return;
5967
5968 status = da_periph_acquire(periph, DA_REF_REPROBE);
5969 KASSERT(status == 0, ("dareprobe: cam_periph_acquire failed"));
5970
5971 softc->state = DA_STATE_PROBE_WP;
5972 xpt_schedule(periph, CAM_PRIORITY_DEV);
5973 }
5974
5975 static int
daerror(union ccb * ccb,uint32_t cam_flags,uint32_t sense_flags)5976 daerror(union ccb *ccb, uint32_t cam_flags, uint32_t sense_flags)
5977 {
5978 struct da_softc *softc;
5979 struct cam_periph *periph;
5980 int error, error_code, sense_key, asc, ascq;
5981
5982 #if defined(BUF_TRACKING) || defined(FULL_BUF_TRACKING)
5983 if (ccb->csio.bio != NULL)
5984 biotrack(ccb->csio.bio, __func__);
5985 #endif
5986
5987 periph = xpt_path_periph(ccb->ccb_h.path);
5988 softc = (struct da_softc *)periph->softc;
5989
5990 cam_periph_assert(periph, MA_OWNED);
5991
5992 /*
5993 * Automatically detect devices that do not support
5994 * READ(6)/WRITE(6) and upgrade to using 10 byte cdbs.
5995 */
5996 error = 0;
5997 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) {
5998 error = cmd6workaround(ccb);
5999 } else if (scsi_extract_sense_ccb(ccb,
6000 &error_code, &sense_key, &asc, &ascq)) {
6001 if (sense_key == SSD_KEY_ILLEGAL_REQUEST)
6002 error = cmd6workaround(ccb);
6003 /*
6004 * If the target replied with CAPACITY DATA HAS CHANGED UA,
6005 * query the capacity and notify upper layers.
6006 */
6007 else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
6008 asc == 0x2A && ascq == 0x09) {
6009 /* 2a/9: CAPACITY DATA HAS CHANGED */
6010 xpt_print(periph->path, "Capacity data has changed\n");
6011 softc->flags &= ~DA_FLAG_PROBED;
6012 dareprobe(periph);
6013 sense_flags |= SF_NO_PRINT;
6014 } else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
6015 asc == 0x28 && ascq == 0x00) {
6016 /* 28/0: NOT READY TO READY CHANGE, MEDIUM MAY HAVE CHANGED */
6017 softc->flags &= ~DA_FLAG_PROBED;
6018 disk_media_changed(softc->disk, M_NOWAIT);
6019 } else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
6020 asc == 0x3F && ascq == 0x03) {
6021 /* 3f/3: INQUIRY DATA HAS CHANGED */
6022 xpt_print(periph->path, "INQUIRY data has changed\n");
6023 softc->flags &= ~DA_FLAG_PROBED;
6024 dareprobe(periph);
6025 sense_flags |= SF_NO_PRINT;
6026 } else if (sense_key == SSD_KEY_NOT_READY &&
6027 asc == 0x3a && (softc->flags & DA_FLAG_PACK_INVALID) == 0) {
6028 /* 3a/0: MEDIUM NOT PRESENT */
6029 /* 3a/1: MEDIUM NOT PRESENT - TRAY CLOSED */
6030 /* 3a/2: MEDIUM NOT PRESENT - TRAY OPEN */
6031 /* 3a/3: MEDIUM NOT PRESENT - LOADABLE */
6032 /* 3a/4: MEDIUM NOT PRESENT - MEDIUM AUXILIARY MEMORY ACCESSIBLE */
6033 softc->flags |= DA_FLAG_PACK_INVALID;
6034 disk_media_gone(softc->disk, M_NOWAIT);
6035 }
6036 }
6037 if (error == ERESTART)
6038 return (ERESTART);
6039
6040 #ifdef CAM_IO_STATS
6041 switch (ccb->ccb_h.status & CAM_STATUS_MASK) {
6042 case CAM_CMD_TIMEOUT:
6043 softc->timeouts++;
6044 break;
6045 case CAM_REQ_ABORTED:
6046 case CAM_REQ_CMP_ERR:
6047 case CAM_REQ_TERMIO:
6048 case CAM_UNREC_HBA_ERROR:
6049 case CAM_DATA_RUN_ERR:
6050 case CAM_SCSI_STATUS_ERROR:
6051 case CAM_ATA_STATUS_ERROR:
6052 softc->errors++;
6053 break;
6054 default:
6055 break;
6056 }
6057 #endif
6058
6059 /*
6060 * XXX
6061 * Until we have a better way of doing pack validation,
6062 * don't treat UAs as errors.
6063 */
6064 sense_flags |= SF_RETRY_UA;
6065
6066 if (softc->quirks & DA_Q_RETRY_BUSY)
6067 sense_flags |= SF_RETRY_BUSY;
6068 return(cam_periph_error(ccb, cam_flags, sense_flags));
6069 }
6070
6071 static void
damediapoll(void * arg)6072 damediapoll(void *arg)
6073 {
6074 struct cam_periph *periph = arg;
6075 struct da_softc *softc = periph->softc;
6076
6077 if (!cam_iosched_has_work_flags(softc->cam_iosched, DA_WORK_TUR) &&
6078 (softc->flags & DA_FLAG_TUR_PENDING) == 0 &&
6079 softc->state == DA_STATE_NORMAL &&
6080 LIST_EMPTY(&softc->pending_ccbs)) {
6081 if (da_periph_acquire(periph, DA_REF_TUR) == 0) {
6082 cam_iosched_set_work_flags(softc->cam_iosched, DA_WORK_TUR);
6083 daschedule(periph);
6084 }
6085 }
6086
6087 /* Queue us up again */
6088 if (da_poll_period != 0) {
6089 callout_schedule_sbt(&softc->mediapoll_c,
6090 da_poll_period * SBT_1S, 0, C_PREL(1));
6091 }
6092 }
6093
6094 static void
daprevent(struct cam_periph * periph,int action)6095 daprevent(struct cam_periph *periph, int action)
6096 {
6097 struct da_softc *softc;
6098 union ccb *ccb;
6099 int error;
6100
6101 cam_periph_assert(periph, MA_OWNED);
6102 softc = (struct da_softc *)periph->softc;
6103
6104 if (((action == PR_ALLOW)
6105 && (softc->flags & DA_FLAG_PACK_LOCKED) == 0)
6106 || ((action == PR_PREVENT)
6107 && (softc->flags & DA_FLAG_PACK_LOCKED) != 0)) {
6108 return;
6109 }
6110
6111 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
6112
6113 scsi_prevent(&ccb->csio,
6114 /*retries*/1,
6115 /*cbcfp*/NULL,
6116 MSG_SIMPLE_Q_TAG,
6117 action,
6118 SSD_FULL_SIZE,
6119 5000);
6120
6121 error = cam_periph_runccb(ccb, daerror, CAM_RETRY_SELTO,
6122 SF_RETRY_UA | SF_NO_PRINT, softc->disk->d_devstat);
6123
6124 if (error == 0) {
6125 if (action == PR_ALLOW)
6126 softc->flags &= ~DA_FLAG_PACK_LOCKED;
6127 else
6128 softc->flags |= DA_FLAG_PACK_LOCKED;
6129 }
6130
6131 xpt_release_ccb(ccb);
6132 }
6133
6134 static void
dasetgeom(struct cam_periph * periph,uint32_t block_len,uint64_t maxsector,struct scsi_read_capacity_data_long * rcaplong,size_t rcap_len)6135 dasetgeom(struct cam_periph *periph, uint32_t block_len, uint64_t maxsector,
6136 struct scsi_read_capacity_data_long *rcaplong, size_t rcap_len)
6137 {
6138 struct ccb_calc_geometry ccg;
6139 struct da_softc *softc;
6140 struct disk_params *dp;
6141 u_int lbppbe, lalba;
6142 int error;
6143
6144 softc = (struct da_softc *)periph->softc;
6145
6146 dp = &softc->params;
6147 dp->secsize = block_len;
6148 dp->sectors = maxsector + 1;
6149 if (rcaplong != NULL) {
6150 lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE;
6151 lalba = scsi_2btoul(rcaplong->lalba_lbp);
6152 lalba &= SRC16_LALBA_A;
6153 if (rcaplong->prot & SRC16_PROT_EN)
6154 softc->p_type = ((rcaplong->prot & SRC16_P_TYPE) >>
6155 SRC16_P_TYPE_SHIFT) + 1;
6156 else
6157 softc->p_type = 0;
6158 } else {
6159 lbppbe = 0;
6160 lalba = 0;
6161 softc->p_type = 0;
6162 }
6163
6164 if (lbppbe > 0) {
6165 dp->stripesize = block_len << lbppbe;
6166 dp->stripeoffset = (dp->stripesize - block_len * lalba) %
6167 dp->stripesize;
6168 } else if (softc->quirks & DA_Q_4K) {
6169 dp->stripesize = 4096;
6170 dp->stripeoffset = 0;
6171 } else if (softc->unmap_gran != 0) {
6172 dp->stripesize = block_len * softc->unmap_gran;
6173 dp->stripeoffset = (dp->stripesize - block_len *
6174 softc->unmap_gran_align) % dp->stripesize;
6175 } else {
6176 dp->stripesize = 0;
6177 dp->stripeoffset = 0;
6178 }
6179 /*
6180 * Have the controller provide us with a geometry
6181 * for this disk. The only time the geometry
6182 * matters is when we boot and the controller
6183 * is the only one knowledgeable enough to come
6184 * up with something that will make this a bootable
6185 * device.
6186 */
6187 memset(&ccg, 0, sizeof(ccg));
6188 xpt_setup_ccb(&ccg.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
6189 ccg.ccb_h.func_code = XPT_CALC_GEOMETRY;
6190 ccg.block_size = dp->secsize;
6191 ccg.volume_size = dp->sectors;
6192 ccg.heads = 0;
6193 ccg.secs_per_track = 0;
6194 ccg.cylinders = 0;
6195 xpt_action((union ccb*)&ccg);
6196 if ((ccg.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
6197 /*
6198 * We don't know what went wrong here- but just pick
6199 * a geometry so we don't have nasty things like divide
6200 * by zero.
6201 */
6202 dp->heads = 255;
6203 dp->secs_per_track = 255;
6204 dp->cylinders = dp->sectors / (255 * 255);
6205 if (dp->cylinders == 0) {
6206 dp->cylinders = 1;
6207 }
6208 } else {
6209 dp->heads = ccg.heads;
6210 dp->secs_per_track = ccg.secs_per_track;
6211 dp->cylinders = ccg.cylinders;
6212 }
6213
6214 /*
6215 * If the user supplied a read capacity buffer, and if it is
6216 * different than the previous buffer, update the data in the EDT.
6217 * If it's the same, we don't bother. This avoids sending an
6218 * update every time someone opens this device.
6219 */
6220 if ((rcaplong != NULL)
6221 && (bcmp(rcaplong, &softc->rcaplong,
6222 min(sizeof(softc->rcaplong), rcap_len)) != 0)) {
6223 struct ccb_dev_advinfo cdai;
6224
6225 memset(&cdai, 0, sizeof(cdai));
6226 xpt_setup_ccb(&cdai.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
6227 cdai.ccb_h.func_code = XPT_DEV_ADVINFO;
6228 cdai.buftype = CDAI_TYPE_RCAPLONG;
6229 cdai.flags = CDAI_FLAG_STORE;
6230 cdai.bufsiz = rcap_len;
6231 cdai.buf = (uint8_t *)rcaplong;
6232 xpt_action((union ccb *)&cdai);
6233 if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0)
6234 cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE);
6235 if (cdai.ccb_h.status != CAM_REQ_CMP) {
6236 xpt_print(periph->path, "%s: failed to set read "
6237 "capacity advinfo\n", __func__);
6238 /* Use cam_error_print() to decode the status */
6239 cam_error_print((union ccb *)&cdai, CAM_ESF_CAM_STATUS,
6240 CAM_EPF_ALL);
6241 } else {
6242 bcopy(rcaplong, &softc->rcaplong,
6243 min(sizeof(softc->rcaplong), rcap_len));
6244 }
6245 }
6246
6247 softc->disk->d_sectorsize = softc->params.secsize;
6248 softc->disk->d_mediasize = softc->params.secsize * (off_t)softc->params.sectors;
6249 softc->disk->d_stripesize = softc->params.stripesize;
6250 softc->disk->d_stripeoffset = softc->params.stripeoffset;
6251 /* XXX: these are not actually "firmware" values, so they may be wrong */
6252 softc->disk->d_fwsectors = softc->params.secs_per_track;
6253 softc->disk->d_fwheads = softc->params.heads;
6254 softc->disk->d_devstat->block_size = softc->params.secsize;
6255 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE;
6256
6257 error = disk_resize(softc->disk, M_NOWAIT);
6258 if (error != 0)
6259 xpt_print(periph->path, "disk_resize(9) failed, error = %d\n", error);
6260 }
6261
6262 static void
dasendorderedtag(void * arg)6263 dasendorderedtag(void *arg)
6264 {
6265 struct cam_periph *periph = arg;
6266 struct da_softc *softc = periph->softc;
6267
6268 cam_periph_assert(periph, MA_OWNED);
6269 if (da_send_ordered) {
6270 if (!LIST_EMPTY(&softc->pending_ccbs)) {
6271 if ((softc->flags & DA_FLAG_WAS_OTAG) == 0)
6272 softc->flags |= DA_FLAG_NEED_OTAG;
6273 softc->flags &= ~DA_FLAG_WAS_OTAG;
6274 }
6275 }
6276
6277 /* Queue us up again */
6278 callout_schedule_sbt(&softc->sendordered_c,
6279 SBT_1S / DA_ORDEREDTAG_INTERVAL * da_default_timeout, 0,
6280 C_PREL(1));
6281 }
6282
6283 /*
6284 * Step through all DA peripheral drivers, and if the device is still open,
6285 * sync the disk cache to physical media.
6286 */
6287 static void
dashutdown(void * arg,int howto)6288 dashutdown(void * arg, int howto)
6289 {
6290 struct cam_periph *periph;
6291 struct da_softc *softc;
6292 union ccb *ccb;
6293 int error;
6294
6295 if ((howto & RB_NOSYNC) != 0)
6296 return;
6297
6298 CAM_PERIPH_FOREACH(periph, &dadriver) {
6299 softc = (struct da_softc *)periph->softc;
6300 if (SCHEDULER_STOPPED()) {
6301 /* If we paniced with the lock held, do not recurse. */
6302 if (!cam_periph_owned(periph) &&
6303 (softc->flags & DA_FLAG_OPEN)) {
6304 dadump(softc->disk, NULL, 0, 0);
6305 }
6306 continue;
6307 }
6308 cam_periph_lock(periph);
6309
6310 /*
6311 * We only sync the cache if the drive is still open, and
6312 * if the drive is capable of it..
6313 */
6314 if (((softc->flags & DA_FLAG_OPEN) == 0)
6315 || (softc->quirks & DA_Q_NO_SYNC_CACHE)) {
6316 cam_periph_unlock(periph);
6317 continue;
6318 }
6319
6320 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
6321 scsi_synchronize_cache(&ccb->csio,
6322 /*retries*/0,
6323 /*cbfcnp*/NULL,
6324 MSG_SIMPLE_Q_TAG,
6325 /*begin_lba*/0, /* whole disk */
6326 /*lb_count*/0,
6327 SSD_FULL_SIZE,
6328 60 * 60 * 1000);
6329
6330 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0,
6331 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR,
6332 softc->disk->d_devstat);
6333 if (error != 0)
6334 xpt_print(periph->path, "Synchronize cache failed\n");
6335 xpt_release_ccb(ccb);
6336 cam_periph_unlock(periph);
6337 }
6338 }
6339
6340 #else /* !_KERNEL */
6341
6342 /*
6343 * XXX These are only left out of the kernel build to silence warnings. If,
6344 * for some reason these functions are used in the kernel, the ifdefs should
6345 * be moved so they are included both in the kernel and userland.
6346 */
6347 void
scsi_format_unit(struct ccb_scsiio * csio,uint32_t retries,void (* cbfcnp)(struct cam_periph *,union ccb *),uint8_t tag_action,uint8_t byte2,uint16_t ileave,uint8_t * data_ptr,uint32_t dxfer_len,uint8_t sense_len,uint32_t timeout)6348 scsi_format_unit(struct ccb_scsiio *csio, uint32_t retries,
6349 void (*cbfcnp)(struct cam_periph *, union ccb *),
6350 uint8_t tag_action, uint8_t byte2, uint16_t ileave,
6351 uint8_t *data_ptr, uint32_t dxfer_len, uint8_t sense_len,
6352 uint32_t timeout)
6353 {
6354 struct scsi_format_unit *scsi_cmd;
6355
6356 scsi_cmd = (struct scsi_format_unit *)&csio->cdb_io.cdb_bytes;
6357 scsi_cmd->opcode = FORMAT_UNIT;
6358 scsi_cmd->byte2 = byte2;
6359 scsi_ulto2b(ileave, scsi_cmd->interleave);
6360
6361 cam_fill_csio(csio,
6362 retries,
6363 cbfcnp,
6364 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6365 tag_action,
6366 data_ptr,
6367 dxfer_len,
6368 sense_len,
6369 sizeof(*scsi_cmd),
6370 timeout);
6371 }
6372
6373 void
scsi_read_defects(struct ccb_scsiio * csio,uint32_t retries,void (* cbfcnp)(struct cam_periph *,union ccb *),uint8_t tag_action,uint8_t list_format,uint32_t addr_desc_index,uint8_t * data_ptr,uint32_t dxfer_len,int minimum_cmd_size,uint8_t sense_len,uint32_t timeout)6374 scsi_read_defects(struct ccb_scsiio *csio, uint32_t retries,
6375 void (*cbfcnp)(struct cam_periph *, union ccb *),
6376 uint8_t tag_action, uint8_t list_format,
6377 uint32_t addr_desc_index, uint8_t *data_ptr,
6378 uint32_t dxfer_len, int minimum_cmd_size,
6379 uint8_t sense_len, uint32_t timeout)
6380 {
6381 uint8_t cdb_len;
6382
6383 /*
6384 * These conditions allow using the 10 byte command. Otherwise we
6385 * need to use the 12 byte command.
6386 */
6387 if ((minimum_cmd_size <= 10)
6388 && (addr_desc_index == 0)
6389 && (dxfer_len <= SRDD10_MAX_LENGTH)) {
6390 struct scsi_read_defect_data_10 *cdb10;
6391
6392 cdb10 = (struct scsi_read_defect_data_10 *)
6393 &csio->cdb_io.cdb_bytes;
6394
6395 cdb_len = sizeof(*cdb10);
6396 bzero(cdb10, cdb_len);
6397 cdb10->opcode = READ_DEFECT_DATA_10;
6398 cdb10->format = list_format;
6399 scsi_ulto2b(dxfer_len, cdb10->alloc_length);
6400 } else {
6401 struct scsi_read_defect_data_12 *cdb12;
6402
6403 cdb12 = (struct scsi_read_defect_data_12 *)
6404 &csio->cdb_io.cdb_bytes;
6405
6406 cdb_len = sizeof(*cdb12);
6407 bzero(cdb12, cdb_len);
6408 cdb12->opcode = READ_DEFECT_DATA_12;
6409 cdb12->format = list_format;
6410 scsi_ulto4b(dxfer_len, cdb12->alloc_length);
6411 scsi_ulto4b(addr_desc_index, cdb12->address_descriptor_index);
6412 }
6413
6414 cam_fill_csio(csio,
6415 retries,
6416 cbfcnp,
6417 /*flags*/ CAM_DIR_IN,
6418 tag_action,
6419 data_ptr,
6420 dxfer_len,
6421 sense_len,
6422 cdb_len,
6423 timeout);
6424 }
6425
6426 void
scsi_sanitize(struct ccb_scsiio * csio,uint32_t retries,void (* cbfcnp)(struct cam_periph *,union ccb *),uint8_t tag_action,uint8_t byte2,uint16_t control,uint8_t * data_ptr,uint32_t dxfer_len,uint8_t sense_len,uint32_t timeout)6427 scsi_sanitize(struct ccb_scsiio *csio, uint32_t retries,
6428 void (*cbfcnp)(struct cam_periph *, union ccb *),
6429 uint8_t tag_action, uint8_t byte2, uint16_t control,
6430 uint8_t *data_ptr, uint32_t dxfer_len, uint8_t sense_len,
6431 uint32_t timeout)
6432 {
6433 struct scsi_sanitize *scsi_cmd;
6434
6435 scsi_cmd = (struct scsi_sanitize *)&csio->cdb_io.cdb_bytes;
6436 scsi_cmd->opcode = SANITIZE;
6437 scsi_cmd->byte2 = byte2;
6438 scsi_cmd->control = control;
6439 scsi_ulto2b(dxfer_len, scsi_cmd->length);
6440
6441 cam_fill_csio(csio,
6442 retries,
6443 cbfcnp,
6444 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6445 tag_action,
6446 data_ptr,
6447 dxfer_len,
6448 sense_len,
6449 sizeof(*scsi_cmd),
6450 timeout);
6451 }
6452
6453 #endif /* _KERNEL */
6454
6455 void
scsi_zbc_out(struct ccb_scsiio * csio,uint32_t retries,void (* cbfcnp)(struct cam_periph *,union ccb *),uint8_t tag_action,uint8_t service_action,uint64_t zone_id,uint8_t zone_flags,uint8_t * data_ptr,uint32_t dxfer_len,uint8_t sense_len,uint32_t timeout)6456 scsi_zbc_out(struct ccb_scsiio *csio, uint32_t retries,
6457 void (*cbfcnp)(struct cam_periph *, union ccb *),
6458 uint8_t tag_action, uint8_t service_action, uint64_t zone_id,
6459 uint8_t zone_flags, uint8_t *data_ptr, uint32_t dxfer_len,
6460 uint8_t sense_len, uint32_t timeout)
6461 {
6462 struct scsi_zbc_out *scsi_cmd;
6463
6464 scsi_cmd = (struct scsi_zbc_out *)&csio->cdb_io.cdb_bytes;
6465 scsi_cmd->opcode = ZBC_OUT;
6466 scsi_cmd->service_action = service_action;
6467 scsi_u64to8b(zone_id, scsi_cmd->zone_id);
6468 scsi_cmd->zone_flags = zone_flags;
6469
6470 cam_fill_csio(csio,
6471 retries,
6472 cbfcnp,
6473 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6474 tag_action,
6475 data_ptr,
6476 dxfer_len,
6477 sense_len,
6478 sizeof(*scsi_cmd),
6479 timeout);
6480 }
6481
6482 void
scsi_zbc_in(struct ccb_scsiio * csio,uint32_t retries,void (* cbfcnp)(struct cam_periph *,union ccb *),uint8_t tag_action,uint8_t service_action,uint64_t zone_start_lba,uint8_t zone_options,uint8_t * data_ptr,uint32_t dxfer_len,uint8_t sense_len,uint32_t timeout)6483 scsi_zbc_in(struct ccb_scsiio *csio, uint32_t retries,
6484 void (*cbfcnp)(struct cam_periph *, union ccb *),
6485 uint8_t tag_action, uint8_t service_action, uint64_t zone_start_lba,
6486 uint8_t zone_options, uint8_t *data_ptr, uint32_t dxfer_len,
6487 uint8_t sense_len, uint32_t timeout)
6488 {
6489 struct scsi_zbc_in *scsi_cmd;
6490
6491 scsi_cmd = (struct scsi_zbc_in *)&csio->cdb_io.cdb_bytes;
6492 scsi_cmd->opcode = ZBC_IN;
6493 scsi_cmd->service_action = service_action;
6494 scsi_ulto4b(dxfer_len, scsi_cmd->length);
6495 scsi_u64to8b(zone_start_lba, scsi_cmd->zone_start_lba);
6496 scsi_cmd->zone_options = zone_options;
6497
6498 cam_fill_csio(csio,
6499 retries,
6500 cbfcnp,
6501 /*flags*/ (dxfer_len > 0) ? CAM_DIR_IN : CAM_DIR_NONE,
6502 tag_action,
6503 data_ptr,
6504 dxfer_len,
6505 sense_len,
6506 sizeof(*scsi_cmd),
6507 timeout);
6508
6509 }
6510
6511 int
scsi_ata_zac_mgmt_out(struct ccb_scsiio * csio,uint32_t retries,void (* cbfcnp)(struct cam_periph *,union ccb *),uint8_t tag_action,int use_ncq,uint8_t zm_action,uint64_t zone_id,uint8_t zone_flags,uint8_t * data_ptr,uint32_t dxfer_len,uint8_t * cdb_storage,size_t cdb_storage_len,uint8_t sense_len,uint32_t timeout)6512 scsi_ata_zac_mgmt_out(struct ccb_scsiio *csio, uint32_t retries,
6513 void (*cbfcnp)(struct cam_periph *, union ccb *),
6514 uint8_t tag_action, int use_ncq,
6515 uint8_t zm_action, uint64_t zone_id, uint8_t zone_flags,
6516 uint8_t *data_ptr, uint32_t dxfer_len,
6517 uint8_t *cdb_storage, size_t cdb_storage_len,
6518 uint8_t sense_len, uint32_t timeout)
6519 {
6520 uint8_t command_out, protocol, ata_flags;
6521 uint16_t features_out;
6522 uint32_t sectors_out, auxiliary;
6523 int retval;
6524
6525 retval = 0;
6526
6527 if (use_ncq == 0) {
6528 command_out = ATA_ZAC_MANAGEMENT_OUT;
6529 features_out = (zm_action & 0xf) | (zone_flags << 8);
6530 ata_flags = AP_FLAG_BYT_BLOK_BLOCKS;
6531 if (dxfer_len == 0) {
6532 protocol = AP_PROTO_NON_DATA;
6533 ata_flags |= AP_FLAG_TLEN_NO_DATA;
6534 sectors_out = 0;
6535 } else {
6536 protocol = AP_PROTO_DMA;
6537 ata_flags |= AP_FLAG_TLEN_SECT_CNT |
6538 AP_FLAG_TDIR_TO_DEV;
6539 sectors_out = ((dxfer_len >> 9) & 0xffff);
6540 }
6541 auxiliary = 0;
6542 } else {
6543 ata_flags = AP_FLAG_BYT_BLOK_BLOCKS;
6544 if (dxfer_len == 0) {
6545 command_out = ATA_NCQ_NON_DATA;
6546 features_out = ATA_NCQ_ZAC_MGMT_OUT;
6547 /*
6548 * We're assuming the SCSI to ATA translation layer
6549 * will set the NCQ tag number in the tag field.
6550 * That isn't clear from the SAT-4 spec (as of rev 05).
6551 */
6552 sectors_out = 0;
6553 ata_flags |= AP_FLAG_TLEN_NO_DATA;
6554 } else {
6555 command_out = ATA_SEND_FPDMA_QUEUED;
6556 /*
6557 * Note that we're defaulting to normal priority,
6558 * and assuming that the SCSI to ATA translation
6559 * layer will insert the NCQ tag number in the tag
6560 * field. That isn't clear in the SAT-4 spec (as
6561 * of rev 05).
6562 */
6563 sectors_out = ATA_SFPDMA_ZAC_MGMT_OUT << 8;
6564
6565 ata_flags |= AP_FLAG_TLEN_FEAT |
6566 AP_FLAG_TDIR_TO_DEV;
6567
6568 /*
6569 * For SEND FPDMA QUEUED, the transfer length is
6570 * encoded in the FEATURE register, and 0 means
6571 * that 65536 512 byte blocks are to be tranferred.
6572 * In practice, it seems unlikely that we'll see
6573 * a transfer that large, and it may confuse the
6574 * the SAT layer, because generally that means that
6575 * 0 bytes should be transferred.
6576 */
6577 if (dxfer_len == (65536 * 512)) {
6578 features_out = 0;
6579 } else if (dxfer_len <= (65535 * 512)) {
6580 features_out = ((dxfer_len >> 9) & 0xffff);
6581 } else {
6582 /* The transfer is too big. */
6583 retval = 1;
6584 goto bailout;
6585 }
6586 }
6587
6588 auxiliary = (zm_action & 0xf) | (zone_flags << 8);
6589 protocol = AP_PROTO_FPDMA;
6590 }
6591
6592 protocol |= AP_EXTEND;
6593
6594 retval = scsi_ata_pass(csio,
6595 retries,
6596 cbfcnp,
6597 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6598 tag_action,
6599 /*protocol*/ protocol,
6600 /*ata_flags*/ ata_flags,
6601 /*features*/ features_out,
6602 /*sector_count*/ sectors_out,
6603 /*lba*/ zone_id,
6604 /*command*/ command_out,
6605 /*device*/ 0,
6606 /*icc*/ 0,
6607 /*auxiliary*/ auxiliary,
6608 /*control*/ 0,
6609 /*data_ptr*/ data_ptr,
6610 /*dxfer_len*/ dxfer_len,
6611 /*cdb_storage*/ cdb_storage,
6612 /*cdb_storage_len*/ cdb_storage_len,
6613 /*minimum_cmd_size*/ 0,
6614 /*sense_len*/ SSD_FULL_SIZE,
6615 /*timeout*/ timeout);
6616
6617 bailout:
6618
6619 return (retval);
6620 }
6621
6622 int
scsi_ata_zac_mgmt_in(struct ccb_scsiio * csio,uint32_t retries,void (* cbfcnp)(struct cam_periph *,union ccb *),uint8_t tag_action,int use_ncq,uint8_t zm_action,uint64_t zone_id,uint8_t zone_flags,uint8_t * data_ptr,uint32_t dxfer_len,uint8_t * cdb_storage,size_t cdb_storage_len,uint8_t sense_len,uint32_t timeout)6623 scsi_ata_zac_mgmt_in(struct ccb_scsiio *csio, uint32_t retries,
6624 void (*cbfcnp)(struct cam_periph *, union ccb *),
6625 uint8_t tag_action, int use_ncq,
6626 uint8_t zm_action, uint64_t zone_id, uint8_t zone_flags,
6627 uint8_t *data_ptr, uint32_t dxfer_len,
6628 uint8_t *cdb_storage, size_t cdb_storage_len,
6629 uint8_t sense_len, uint32_t timeout)
6630 {
6631 uint8_t command_out, protocol;
6632 uint16_t features_out, sectors_out;
6633 uint32_t auxiliary;
6634 int ata_flags;
6635 int retval;
6636
6637 retval = 0;
6638 ata_flags = AP_FLAG_TDIR_FROM_DEV | AP_FLAG_BYT_BLOK_BLOCKS;
6639
6640 if (use_ncq == 0) {
6641 command_out = ATA_ZAC_MANAGEMENT_IN;
6642 /* XXX KDM put a macro here */
6643 features_out = (zm_action & 0xf) | (zone_flags << 8);
6644 sectors_out = dxfer_len >> 9; /* XXX KDM macro */
6645 protocol = AP_PROTO_DMA;
6646 ata_flags |= AP_FLAG_TLEN_SECT_CNT;
6647 auxiliary = 0;
6648 } else {
6649 ata_flags |= AP_FLAG_TLEN_FEAT;
6650
6651 command_out = ATA_RECV_FPDMA_QUEUED;
6652 sectors_out = ATA_RFPDMA_ZAC_MGMT_IN << 8;
6653
6654 /*
6655 * For RECEIVE FPDMA QUEUED, the transfer length is
6656 * encoded in the FEATURE register, and 0 means
6657 * that 65536 512 byte blocks are to be tranferred.
6658 * In practice, it seems unlikely that we'll see
6659 * a transfer that large, and it may confuse the
6660 * the SAT layer, because generally that means that
6661 * 0 bytes should be transferred.
6662 */
6663 if (dxfer_len == (65536 * 512)) {
6664 features_out = 0;
6665 } else if (dxfer_len <= (65535 * 512)) {
6666 features_out = ((dxfer_len >> 9) & 0xffff);
6667 } else {
6668 /* The transfer is too big. */
6669 retval = 1;
6670 goto bailout;
6671 }
6672 auxiliary = (zm_action & 0xf) | (zone_flags << 8),
6673 protocol = AP_PROTO_FPDMA;
6674 }
6675
6676 protocol |= AP_EXTEND;
6677
6678 retval = scsi_ata_pass(csio,
6679 retries,
6680 cbfcnp,
6681 /*flags*/ CAM_DIR_IN,
6682 tag_action,
6683 /*protocol*/ protocol,
6684 /*ata_flags*/ ata_flags,
6685 /*features*/ features_out,
6686 /*sector_count*/ sectors_out,
6687 /*lba*/ zone_id,
6688 /*command*/ command_out,
6689 /*device*/ 0,
6690 /*icc*/ 0,
6691 /*auxiliary*/ auxiliary,
6692 /*control*/ 0,
6693 /*data_ptr*/ data_ptr,
6694 /*dxfer_len*/ (dxfer_len >> 9) * 512, /* XXX KDM */
6695 /*cdb_storage*/ cdb_storage,
6696 /*cdb_storage_len*/ cdb_storage_len,
6697 /*minimum_cmd_size*/ 0,
6698 /*sense_len*/ SSD_FULL_SIZE,
6699 /*timeout*/ timeout);
6700
6701 bailout:
6702 return (retval);
6703 }
6704