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 pack has been invalidated, fail all I/O. The medium is not
1903 * suitable for normal I/O, because one or more is ture:
1904 * - the medium is missing
1905 * - its size is unknown
1906 * - it differs from the medium present at daopen
1907 * - we're tearing the cam periph device down
1908 * Since we have the cam periph lock, we don't need to check it for
1909 * the last condition since PACK_INVALID is set when we invalidate
1910 * the device.
1911 */
1912 if ((softc->flags & DA_FLAG_PACK_INVALID)) {
1913 cam_periph_unlock(periph);
1914 biofinish(bp, NULL, ENXIO);
1915 return;
1916 }
1917
1918 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastrategy(%p)\n", bp));
1919
1920 /*
1921 * Zone commands must be ordered, because they can depend on the
1922 * effects of previously issued commands, and they may affect
1923 * commands after them.
1924 */
1925 if (bp->bio_cmd == BIO_ZONE)
1926 bp->bio_flags |= BIO_ORDERED;
1927
1928 /*
1929 * Place it in the queue of disk activities for this disk
1930 */
1931 cam_iosched_queue_work(softc->cam_iosched, bp);
1932
1933 /*
1934 * Schedule ourselves for performing the work.
1935 */
1936 daschedule(periph);
1937 cam_periph_unlock(periph);
1938
1939 return;
1940 }
1941
1942 static int
dadump(void * arg,void * virtual,off_t offset,size_t length)1943 dadump(void *arg, void *virtual, off_t offset, size_t length)
1944 {
1945 struct cam_periph *periph;
1946 struct da_softc *softc;
1947 u_int secsize;
1948 struct ccb_scsiio csio;
1949 struct disk *dp;
1950 int error = 0;
1951
1952 dp = arg;
1953 periph = dp->d_drv1;
1954 softc = (struct da_softc *)periph->softc;
1955 secsize = softc->params.secsize;
1956
1957 /*
1958 * Can't dump to a disk that's not there or changed, for whatever
1959 * reason.
1960 */
1961 if ((softc->flags & DA_FLAG_PACK_INVALID) != 0)
1962 return (ENXIO);
1963
1964 memset(&csio, 0, sizeof(csio));
1965 if (length > 0) {
1966 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
1967 csio.ccb_h.ccb_state = DA_CCB_DUMP;
1968 scsi_read_write(&csio,
1969 /*retries*/0,
1970 /*cbfcnp*/NULL,
1971 MSG_ORDERED_Q_TAG,
1972 /*read*/SCSI_RW_WRITE,
1973 /*byte2*/0,
1974 /*minimum_cmd_size*/ softc->minimum_cmd_size,
1975 offset / secsize,
1976 length / secsize,
1977 /*data_ptr*/(uint8_t *) virtual,
1978 /*dxfer_len*/length,
1979 /*sense_len*/SSD_FULL_SIZE,
1980 da_default_timeout * 1000);
1981 error = cam_periph_runccb((union ccb *)&csio, cam_periph_error,
1982 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL);
1983 if (error != 0)
1984 printf("Aborting dump due to I/O error.\n");
1985 return (error);
1986 }
1987
1988 /*
1989 * Sync the disk cache contents to the physical media.
1990 */
1991 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) {
1992 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
1993 csio.ccb_h.ccb_state = DA_CCB_DUMP;
1994 scsi_synchronize_cache(&csio,
1995 /*retries*/0,
1996 /*cbfcnp*/NULL,
1997 MSG_SIMPLE_Q_TAG,
1998 /*begin_lba*/0,/* Cover the whole disk */
1999 /*lb_count*/0,
2000 SSD_FULL_SIZE,
2001 5 * 1000);
2002 error = cam_periph_runccb((union ccb *)&csio, cam_periph_error,
2003 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL);
2004 if (error != 0)
2005 xpt_print(periph->path, "Synchronize cache failed\n");
2006 }
2007 return (error);
2008 }
2009
2010 static int
dagetattr(struct bio * bp)2011 dagetattr(struct bio *bp)
2012 {
2013 int ret;
2014 struct cam_periph *periph;
2015
2016 if (g_handleattr_int(bp, "GEOM::canspeedup", da_enable_biospeedup))
2017 return (EJUSTRETURN);
2018
2019 periph = (struct cam_periph *)bp->bio_disk->d_drv1;
2020 cam_periph_lock(periph);
2021 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute,
2022 periph->path);
2023 cam_periph_unlock(periph);
2024 if (ret == 0)
2025 bp->bio_completed = bp->bio_length;
2026 return ret;
2027 }
2028
2029 static void
dainit(void)2030 dainit(void)
2031 {
2032 cam_status status;
2033
2034 da_ccb_zone = uma_zcreate("da_ccb",
2035 sizeof(struct ccb_scsiio), NULL, NULL, NULL, NULL,
2036 UMA_ALIGN_PTR, 0);
2037
2038 /*
2039 * Install a global async callback. This callback will
2040 * receive async callbacks like "new device found".
2041 */
2042 status = xpt_register_async(AC_FOUND_DEVICE, daasync, NULL, NULL);
2043
2044 if (status != CAM_REQ_CMP) {
2045 printf("da: Failed to attach master async callback "
2046 "due to status 0x%x!\n", status);
2047 } else if (da_send_ordered) {
2048 /* Register our shutdown event handler */
2049 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, dashutdown,
2050 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL)
2051 printf("dainit: shutdown event registration failed!\n");
2052 }
2053 }
2054
2055 /*
2056 * Callback from GEOM, called when it has finished cleaning up its
2057 * resources.
2058 */
2059 static void
dadiskgonecb(struct disk * dp)2060 dadiskgonecb(struct disk *dp)
2061 {
2062 struct cam_periph *periph;
2063
2064 periph = (struct cam_periph *)dp->d_drv1;
2065 da_periph_release(periph, DA_REF_GEOM);
2066 }
2067
2068 static void
daoninvalidate(struct cam_periph * periph)2069 daoninvalidate(struct cam_periph *periph)
2070 {
2071 struct da_softc *softc;
2072
2073 cam_periph_assert(periph, MA_OWNED);
2074 softc = (struct da_softc *)periph->softc;
2075
2076 /*
2077 * De-register any async callbacks.
2078 */
2079 xpt_register_async(0, daasync, periph, periph->path);
2080
2081 softc->flags |= DA_FLAG_PACK_INVALID;
2082 #ifdef CAM_IO_STATS
2083 softc->invalidations++;
2084 #endif
2085
2086 /*
2087 * Return all queued I/O with ENXIO. Transactions may be queued up here
2088 * for retry (since we are called while there's other transactions
2089 * pending). Any requests in the hardware will drain before dacleanup
2090 * is called.
2091 */
2092 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO);
2093
2094 /*
2095 * Tell GEOM that we've gone away, we'll get a callback when it is
2096 * done cleaning up its resources.
2097 */
2098 disk_gone(softc->disk);
2099 }
2100
2101 static void
dacleanup(struct cam_periph * periph)2102 dacleanup(struct cam_periph *periph)
2103 {
2104 struct da_softc *softc;
2105
2106 softc = (struct da_softc *)periph->softc;
2107
2108 cam_periph_unlock(periph);
2109
2110 cam_iosched_fini(softc->cam_iosched);
2111
2112 /*
2113 * If we can't free the sysctl tree, oh well...
2114 */
2115 if ((softc->flags & DA_FLAG_SCTX_INIT) != 0) {
2116 #ifdef CAM_IO_STATS
2117 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0)
2118 xpt_print(periph->path,
2119 "can't remove sysctl stats context\n");
2120 #endif
2121 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0)
2122 xpt_print(periph->path,
2123 "can't remove sysctl context\n");
2124 }
2125
2126 callout_drain(&softc->mediapoll_c);
2127 disk_destroy(softc->disk);
2128 callout_drain(&softc->sendordered_c);
2129 free(softc, M_DEVBUF);
2130 cam_periph_lock(periph);
2131 }
2132
2133 static void
daasync(void * callback_arg,uint32_t code,struct cam_path * path,void * arg)2134 daasync(void *callback_arg, uint32_t code,
2135 struct cam_path *path, void *arg)
2136 {
2137 struct cam_periph *periph;
2138 struct da_softc *softc;
2139
2140 periph = (struct cam_periph *)callback_arg;
2141 switch (code) {
2142 case AC_FOUND_DEVICE: /* callback to create periph, no locking yet */
2143 {
2144 struct ccb_getdev *cgd;
2145 cam_status status;
2146
2147 cgd = (struct ccb_getdev *)arg;
2148 if (cgd == NULL)
2149 break;
2150
2151 if (cgd->protocol != PROTO_SCSI)
2152 break;
2153 if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED)
2154 break;
2155 if (SID_TYPE(&cgd->inq_data) != T_DIRECT
2156 && SID_TYPE(&cgd->inq_data) != T_RBC
2157 && SID_TYPE(&cgd->inq_data) != T_OPTICAL
2158 && SID_TYPE(&cgd->inq_data) != T_ZBC_HM)
2159 break;
2160
2161 /*
2162 * Allocate a peripheral instance for
2163 * this device and start the probe
2164 * process.
2165 */
2166 status = cam_periph_alloc(daregister, daoninvalidate,
2167 dacleanup, dastart,
2168 "da", CAM_PERIPH_BIO,
2169 path, daasync,
2170 AC_FOUND_DEVICE, cgd);
2171
2172 if (status != CAM_REQ_CMP
2173 && status != CAM_REQ_INPROG)
2174 printf("daasync: Unable to attach to new device "
2175 "due to status 0x%x\n", status);
2176 return;
2177 }
2178 case AC_ADVINFO_CHANGED: /* Doesn't touch periph */
2179 {
2180 uintptr_t buftype;
2181
2182 buftype = (uintptr_t)arg;
2183 if (buftype == CDAI_TYPE_PHYS_PATH) {
2184 struct da_softc *softc;
2185
2186 softc = periph->softc;
2187 disk_attr_changed(softc->disk, "GEOM::physpath",
2188 M_NOWAIT);
2189 }
2190 break;
2191 }
2192 case AC_UNIT_ATTENTION: /* Called for this path: periph locked */
2193 {
2194 union ccb *ccb;
2195 int error_code, sense_key, asc, ascq;
2196
2197 softc = (struct da_softc *)periph->softc;
2198 ccb = (union ccb *)arg;
2199
2200 /*
2201 * Unit attentions are broadcast to all the LUNs of the device
2202 * so handle all UNIT ATTENTIONs except our own, as they will be
2203 * handled by daerror().
2204 */
2205 if (xpt_path_periph(ccb->ccb_h.path) != periph &&
2206 scsi_extract_sense_ccb(ccb,
2207 &error_code, &sense_key, &asc, &ascq)) {
2208 if (asc == 0x2A && ascq == 0x09) {
2209 /* 2a/9: CAPACITY DATA HAS CHANGED */
2210 xpt_print(ccb->ccb_h.path,
2211 "Capacity data has changed\n");
2212 cam_periph_assert(periph, MA_OWNED);
2213 softc->flags &= ~DA_FLAG_PROBED;
2214 dareprobe(periph);
2215 } else if (asc == 0x28 && ascq == 0x00) {
2216 /* 28/0: NOT READY TO READY CHANGE, MEDIUM MAY HAVE CHANGED */
2217 cam_periph_assert(periph, MA_OWNED);
2218 softc->flags &= ~DA_FLAG_PROBED;
2219 disk_media_changed(softc->disk, M_NOWAIT);
2220 } else if (asc == 0x3F && ascq == 0x03) {
2221 /* 3f/3: INQUIRY DATA HAS CHANGED */
2222 xpt_print(ccb->ccb_h.path,
2223 "INQUIRY data has changed\n");
2224 cam_periph_assert(periph, MA_OWNED);
2225 softc->flags &= ~DA_FLAG_PROBED;
2226 dareprobe(periph);
2227 }
2228 }
2229 break;
2230 }
2231 case AC_SCSI_AEN: /* Called for this path: periph locked */
2232 /*
2233 * Appears to be currently unused for SCSI devices, only ata SIMs
2234 * generate this.
2235 */
2236 cam_periph_assert(periph, MA_OWNED);
2237 softc = (struct da_softc *)periph->softc;
2238 if (!cam_iosched_has_work_flags(softc->cam_iosched, DA_WORK_TUR) &&
2239 (softc->flags & DA_FLAG_TUR_PENDING) == 0) {
2240 if (da_periph_acquire(periph, DA_REF_TUR) == 0) {
2241 cam_iosched_set_work_flags(softc->cam_iosched, DA_WORK_TUR);
2242 daschedule(periph);
2243 }
2244 }
2245 /* FALLTHROUGH */
2246 case AC_SENT_BDR: /* Called for this path: periph locked */
2247 case AC_BUS_RESET: /* Called for this path: periph locked */
2248 {
2249 struct ccb_hdr *ccbh;
2250
2251 cam_periph_assert(periph, MA_OWNED);
2252 softc = (struct da_softc *)periph->softc;
2253 /*
2254 * Don't fail on the expected unit attention
2255 * that will occur.
2256 */
2257 softc->flags |= DA_FLAG_RETRY_UA;
2258 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le)
2259 ccbh->ccb_state |= DA_CCB_RETRY_UA;
2260 break;
2261 }
2262 case AC_INQ_CHANGED: /* Called for this path: periph locked */
2263 cam_periph_assert(periph, MA_OWNED);
2264 softc = (struct da_softc *)periph->softc;
2265 softc->flags &= ~DA_FLAG_PROBED;
2266 dareprobe(periph);
2267 break;
2268 default:
2269 break;
2270 }
2271 cam_periph_async(periph, code, path, arg);
2272 }
2273
2274 static void
dasysctlinit(void * context,int pending)2275 dasysctlinit(void *context, int pending)
2276 {
2277 struct cam_periph *periph;
2278 struct da_softc *softc;
2279 char tmpstr[32], tmpstr2[16];
2280 struct ccb_trans_settings cts;
2281
2282 periph = (struct cam_periph *)context;
2283 /*
2284 * periph was held for us when this task was enqueued
2285 */
2286 if (periph->flags & CAM_PERIPH_INVALID) {
2287 da_periph_release(periph, DA_REF_SYSCTL);
2288 return;
2289 }
2290
2291 softc = (struct da_softc *)periph->softc;
2292 snprintf(tmpstr, sizeof(tmpstr), "CAM DA unit %d", periph->unit_number);
2293 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number);
2294
2295 sysctl_ctx_init(&softc->sysctl_ctx);
2296 cam_periph_lock(periph);
2297 softc->flags |= DA_FLAG_SCTX_INIT;
2298 cam_periph_unlock(periph);
2299 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx,
2300 SYSCTL_STATIC_CHILDREN(_kern_cam_da), OID_AUTO, tmpstr2,
2301 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, tmpstr, "device_index");
2302 if (softc->sysctl_tree == NULL) {
2303 printf("dasysctlinit: unable to allocate sysctl tree\n");
2304 da_periph_release(periph, DA_REF_SYSCTL);
2305 return;
2306 }
2307
2308 /*
2309 * Now register the sysctl handler, so the user can change the value on
2310 * the fly.
2311 */
2312 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2313 OID_AUTO, "delete_method",
2314 CTLTYPE_STRING | CTLFLAG_RWTUN | CTLFLAG_MPSAFE,
2315 softc, 0, dadeletemethodsysctl, "A",
2316 "BIO_DELETE execution method");
2317 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2318 OID_AUTO, "delete_max",
2319 CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE,
2320 softc, 0, dadeletemaxsysctl, "Q",
2321 "Maximum BIO_DELETE size");
2322 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2323 OID_AUTO, "minimum_cmd_size",
2324 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE,
2325 &softc->minimum_cmd_size, 0, dacmdsizesysctl, "I",
2326 "Minimum CDB size");
2327 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2328 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2329 "trim_count", CTLFLAG_RD, &softc->trim_count,
2330 "Total number of unmap/dsm commands sent");
2331 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2332 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2333 "trim_ranges", CTLFLAG_RD, &softc->trim_ranges,
2334 "Total number of ranges in unmap/dsm commands");
2335 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2336 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2337 "trim_lbas", CTLFLAG_RD, &softc->trim_lbas,
2338 "Total lbas in the unmap/dsm commands sent");
2339
2340 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2341 OID_AUTO, "zone_mode",
2342 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
2343 softc, 0, dazonemodesysctl, "A",
2344 "Zone Mode");
2345 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2346 OID_AUTO, "zone_support",
2347 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
2348 softc, 0, dazonesupsysctl, "A",
2349 "Zone Support");
2350 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2351 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2352 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones,
2353 "Optimal Number of Open Sequential Write Preferred Zones");
2354 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2355 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2356 "optimal_nonseq_zones", CTLFLAG_RD,
2357 &softc->optimal_nonseq_zones,
2358 "Optimal Number of Non-Sequentially Written Sequential Write "
2359 "Preferred Zones");
2360 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2361 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2362 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones,
2363 "Maximum Number of Open Sequential Write Required Zones");
2364
2365 SYSCTL_ADD_INT(&softc->sysctl_ctx,
2366 SYSCTL_CHILDREN(softc->sysctl_tree),
2367 OID_AUTO,
2368 "error_inject",
2369 CTLFLAG_RW,
2370 &softc->error_inject,
2371 0,
2372 "error_inject leaf");
2373
2374 SYSCTL_ADD_INT(&softc->sysctl_ctx,
2375 SYSCTL_CHILDREN(softc->sysctl_tree),
2376 OID_AUTO,
2377 "p_type",
2378 CTLFLAG_RD,
2379 &softc->p_type,
2380 0,
2381 "DIF protection type");
2382
2383 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2384 OID_AUTO, "flags", CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
2385 softc, 0, daflagssysctl, "A",
2386 "Flags for drive");
2387 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2388 OID_AUTO, "rotating", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE,
2389 &softc->flags, (u_int)DA_FLAG_ROTATING, dabitsysctl, "I",
2390 "Rotating media *DEPRECATED* gone in FreeBSD 15");
2391 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2392 OID_AUTO, "unmapped_io", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE,
2393 &softc->flags, (u_int)DA_FLAG_UNMAPPEDIO, dabitsysctl, "I",
2394 "Unmapped I/O support *DEPRECATED* gone in FreeBSD 15");
2395
2396 #ifdef CAM_TEST_FAILURE
2397 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2398 OID_AUTO, "invalidate", CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE,
2399 periph, 0, cam_periph_invalidate_sysctl, "I",
2400 "Write 1 to invalidate the drive immediately");
2401 #endif
2402
2403 /*
2404 * Add some addressing info.
2405 */
2406 memset(&cts, 0, sizeof (cts));
2407 xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NONE);
2408 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS;
2409 cts.type = CTS_TYPE_CURRENT_SETTINGS;
2410 cam_periph_lock(periph);
2411 xpt_action((union ccb *)&cts);
2412 cam_periph_unlock(periph);
2413 if (cts.ccb_h.status != CAM_REQ_CMP) {
2414 da_periph_release(periph, DA_REF_SYSCTL);
2415 return;
2416 }
2417 if (cts.protocol == PROTO_SCSI && cts.transport == XPORT_FC) {
2418 struct ccb_trans_settings_fc *fc = &cts.xport_specific.fc;
2419 if (fc->valid & CTS_FC_VALID_WWPN) {
2420 softc->wwpn = fc->wwpn;
2421 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2422 SYSCTL_CHILDREN(softc->sysctl_tree),
2423 OID_AUTO, "wwpn", CTLFLAG_RD,
2424 &softc->wwpn, "World Wide Port Name");
2425 }
2426 }
2427
2428 #ifdef CAM_IO_STATS
2429 /*
2430 * Now add some useful stats.
2431 * XXX These should live in cam_periph and be common to all periphs
2432 */
2433 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx,
2434 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats",
2435 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, "Statistics");
2436 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx,
2437 SYSCTL_CHILDREN(softc->sysctl_stats_tree),
2438 OID_AUTO,
2439 "errors",
2440 CTLFLAG_RD,
2441 &softc->errors,
2442 0,
2443 "Transport errors reported by the SIM");
2444 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx,
2445 SYSCTL_CHILDREN(softc->sysctl_stats_tree),
2446 OID_AUTO,
2447 "timeouts",
2448 CTLFLAG_RD,
2449 &softc->timeouts,
2450 0,
2451 "Device timeouts reported by the SIM");
2452 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx,
2453 SYSCTL_CHILDREN(softc->sysctl_stats_tree),
2454 OID_AUTO,
2455 "pack_invalidations",
2456 CTLFLAG_RD,
2457 &softc->invalidations,
2458 0,
2459 "Device pack invalidations");
2460 #endif
2461
2462 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx,
2463 softc->sysctl_tree);
2464
2465 da_periph_release(periph, DA_REF_SYSCTL);
2466 }
2467
2468 static int
dadeletemaxsysctl(SYSCTL_HANDLER_ARGS)2469 dadeletemaxsysctl(SYSCTL_HANDLER_ARGS)
2470 {
2471 int error;
2472 uint64_t value;
2473 struct da_softc *softc;
2474
2475 softc = (struct da_softc *)arg1;
2476
2477 value = softc->disk->d_delmaxsize;
2478 error = sysctl_handle_64(oidp, &value, 0, req);
2479 if ((error != 0) || (req->newptr == NULL))
2480 return (error);
2481
2482 /* only accept values smaller than the calculated value */
2483 if (value > dadeletemaxsize(softc, softc->delete_method)) {
2484 return (EINVAL);
2485 }
2486 softc->disk->d_delmaxsize = value;
2487
2488 return (0);
2489 }
2490
2491 static int
dacmdsizesysctl(SYSCTL_HANDLER_ARGS)2492 dacmdsizesysctl(SYSCTL_HANDLER_ARGS)
2493 {
2494 int error, value;
2495
2496 value = *(int *)arg1;
2497
2498 error = sysctl_handle_int(oidp, &value, 0, req);
2499
2500 if ((error != 0)
2501 || (req->newptr == NULL))
2502 return (error);
2503
2504 /*
2505 * Acceptable values here are 6, 10, 12 or 16.
2506 */
2507 if (value < 6)
2508 value = 6;
2509 else if ((value > 6)
2510 && (value <= 10))
2511 value = 10;
2512 else if ((value > 10)
2513 && (value <= 12))
2514 value = 12;
2515 else if (value > 12)
2516 value = 16;
2517
2518 *(int *)arg1 = value;
2519
2520 return (0);
2521 }
2522
2523 static int
dasysctlsofttimeout(SYSCTL_HANDLER_ARGS)2524 dasysctlsofttimeout(SYSCTL_HANDLER_ARGS)
2525 {
2526 sbintime_t value;
2527 int error;
2528
2529 value = da_default_softtimeout / SBT_1MS;
2530
2531 error = sysctl_handle_int(oidp, (int *)&value, 0, req);
2532 if ((error != 0) || (req->newptr == NULL))
2533 return (error);
2534
2535 /* XXX Should clip this to a reasonable level */
2536 if (value > da_default_timeout * 1000)
2537 return (EINVAL);
2538
2539 da_default_softtimeout = value * SBT_1MS;
2540 return (0);
2541 }
2542
2543 static void
dadeletemethodset(struct da_softc * softc,da_delete_methods delete_method)2544 dadeletemethodset(struct da_softc *softc, da_delete_methods delete_method)
2545 {
2546
2547 softc->delete_method = delete_method;
2548 softc->disk->d_delmaxsize = dadeletemaxsize(softc, delete_method);
2549 softc->delete_func = da_delete_functions[delete_method];
2550
2551 if (softc->delete_method > DA_DELETE_DISABLE)
2552 softc->disk->d_flags |= DISKFLAG_CANDELETE;
2553 else
2554 softc->disk->d_flags &= ~DISKFLAG_CANDELETE;
2555 }
2556
2557 static off_t
dadeletemaxsize(struct da_softc * softc,da_delete_methods delete_method)2558 dadeletemaxsize(struct da_softc *softc, da_delete_methods delete_method)
2559 {
2560 off_t sectors;
2561
2562 switch(delete_method) {
2563 case DA_DELETE_UNMAP:
2564 sectors = (off_t)softc->unmap_max_lba;
2565 break;
2566 case DA_DELETE_ATA_TRIM:
2567 sectors = (off_t)ATA_DSM_RANGE_MAX * softc->trim_max_ranges;
2568 break;
2569 case DA_DELETE_WS16:
2570 sectors = omin(softc->ws_max_blks, WS16_MAX_BLKS);
2571 break;
2572 case DA_DELETE_ZERO:
2573 case DA_DELETE_WS10:
2574 sectors = omin(softc->ws_max_blks, WS10_MAX_BLKS);
2575 break;
2576 default:
2577 return 0;
2578 }
2579
2580 return (off_t)softc->params.secsize *
2581 omin(sectors, softc->params.sectors);
2582 }
2583
2584 static void
daprobedone(struct cam_periph * periph,union ccb * ccb)2585 daprobedone(struct cam_periph *periph, union ccb *ccb)
2586 {
2587 struct da_softc *softc;
2588
2589 softc = (struct da_softc *)periph->softc;
2590
2591 cam_periph_assert(periph, MA_OWNED);
2592
2593 dadeletemethodchoose(softc, DA_DELETE_NONE);
2594
2595 if (bootverbose && (softc->flags & DA_FLAG_ANNOUNCED) == 0) {
2596 char buf[80];
2597 int i, sep;
2598
2599 snprintf(buf, sizeof(buf), "Delete methods: <");
2600 sep = 0;
2601 for (i = 0; i <= DA_DELETE_MAX; i++) {
2602 if ((softc->delete_available & (1 << i)) == 0 &&
2603 i != softc->delete_method)
2604 continue;
2605 if (sep)
2606 strlcat(buf, ",", sizeof(buf));
2607 strlcat(buf, da_delete_method_names[i],
2608 sizeof(buf));
2609 if (i == softc->delete_method)
2610 strlcat(buf, "(*)", sizeof(buf));
2611 sep = 1;
2612 }
2613 strlcat(buf, ">", sizeof(buf));
2614 printf("%s%d: %s\n", periph->periph_name,
2615 periph->unit_number, buf);
2616 }
2617 if ((softc->disk->d_flags & DISKFLAG_WRITE_PROTECT) != 0 &&
2618 (softc->flags & DA_FLAG_ANNOUNCED) == 0) {
2619 printf("%s%d: Write Protected\n", periph->periph_name,
2620 periph->unit_number);
2621 }
2622
2623 /*
2624 * Since our peripheral may be invalidated by an error
2625 * above or an external event, we must release our CCB
2626 * before releasing the probe lock on the peripheral.
2627 * The peripheral will only go away once the last lock
2628 * is removed, and we need it around for the CCB release
2629 * operation.
2630 */
2631 xpt_release_ccb(ccb);
2632 softc->state = DA_STATE_NORMAL;
2633 softc->flags |= DA_FLAG_PROBED;
2634 daschedule(periph);
2635 wakeup(&softc->disk->d_mediasize);
2636 if ((softc->flags & DA_FLAG_ANNOUNCED) == 0) {
2637 softc->flags |= DA_FLAG_ANNOUNCED;
2638
2639 /*
2640 * We'll release this reference once GEOM calls us back via
2641 * dadiskgonecb(), telling us that our provider has been freed.
2642 */
2643 if (da_periph_acquire(periph, DA_REF_GEOM) == 0)
2644 disk_create(softc->disk, DISK_VERSION);
2645
2646 cam_periph_release_boot(periph);
2647 }
2648 da_periph_release_locked(periph, DA_REF_REPROBE);
2649 }
2650
2651 static void
dadeletemethodchoose(struct da_softc * softc,da_delete_methods default_method)2652 dadeletemethodchoose(struct da_softc *softc, da_delete_methods default_method)
2653 {
2654 int i, methods;
2655
2656 /* If available, prefer the method requested by user. */
2657 i = softc->delete_method_pref;
2658 methods = softc->delete_available | (1 << DA_DELETE_DISABLE);
2659 if (methods & (1 << i)) {
2660 dadeletemethodset(softc, i);
2661 return;
2662 }
2663
2664 /* Use the pre-defined order to choose the best performing delete. */
2665 for (i = DA_DELETE_MIN; i <= DA_DELETE_MAX; i++) {
2666 if (i == DA_DELETE_ZERO)
2667 continue;
2668 if (softc->delete_available & (1 << i)) {
2669 dadeletemethodset(softc, i);
2670 return;
2671 }
2672 }
2673
2674 /* Fallback to default. */
2675 dadeletemethodset(softc, default_method);
2676 }
2677
2678 static int
dabitsysctl(SYSCTL_HANDLER_ARGS)2679 dabitsysctl(SYSCTL_HANDLER_ARGS)
2680 {
2681 u_int *flags = arg1;
2682 u_int test = arg2;
2683 int tmpout, error;
2684
2685 tmpout = !!(*flags & test);
2686 error = SYSCTL_OUT(req, &tmpout, sizeof(tmpout));
2687 if (error || !req->newptr)
2688 return (error);
2689
2690 return (EPERM);
2691 }
2692
2693 static int
daflagssysctl(SYSCTL_HANDLER_ARGS)2694 daflagssysctl(SYSCTL_HANDLER_ARGS)
2695 {
2696 struct sbuf sbuf;
2697 struct da_softc *softc = arg1;
2698 int error;
2699
2700 sbuf_new_for_sysctl(&sbuf, NULL, 0, req);
2701 if (softc->flags != 0)
2702 sbuf_printf(&sbuf, "0x%b", (unsigned)softc->flags, DA_FLAG_STRING);
2703 else
2704 sbuf_putc(&sbuf, '0');
2705 error = sbuf_finish(&sbuf);
2706 sbuf_delete(&sbuf);
2707
2708 return (error);
2709 }
2710
2711 static int
dadeletemethodsysctl(SYSCTL_HANDLER_ARGS)2712 dadeletemethodsysctl(SYSCTL_HANDLER_ARGS)
2713 {
2714 char buf[16];
2715 const char *p;
2716 struct da_softc *softc;
2717 int i, error, value;
2718
2719 softc = (struct da_softc *)arg1;
2720
2721 value = softc->delete_method;
2722 if (value < 0 || value > DA_DELETE_MAX)
2723 p = "UNKNOWN";
2724 else
2725 p = da_delete_method_names[value];
2726 strncpy(buf, p, sizeof(buf));
2727 error = sysctl_handle_string(oidp, buf, sizeof(buf), req);
2728 if (error != 0 || req->newptr == NULL)
2729 return (error);
2730 for (i = 0; i <= DA_DELETE_MAX; i++) {
2731 if (strcmp(buf, da_delete_method_names[i]) == 0)
2732 break;
2733 }
2734 if (i > DA_DELETE_MAX)
2735 return (EINVAL);
2736 softc->delete_method_pref = i;
2737 dadeletemethodchoose(softc, DA_DELETE_NONE);
2738 return (0);
2739 }
2740
2741 static int
dazonemodesysctl(SYSCTL_HANDLER_ARGS)2742 dazonemodesysctl(SYSCTL_HANDLER_ARGS)
2743 {
2744 char tmpbuf[40];
2745 struct da_softc *softc;
2746 int error;
2747
2748 softc = (struct da_softc *)arg1;
2749
2750 switch (softc->zone_mode) {
2751 case DA_ZONE_DRIVE_MANAGED:
2752 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed");
2753 break;
2754 case DA_ZONE_HOST_AWARE:
2755 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware");
2756 break;
2757 case DA_ZONE_HOST_MANAGED:
2758 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed");
2759 break;
2760 case DA_ZONE_NONE:
2761 default:
2762 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned");
2763 break;
2764 }
2765
2766 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req);
2767
2768 return (error);
2769 }
2770
2771 static int
dazonesupsysctl(SYSCTL_HANDLER_ARGS)2772 dazonesupsysctl(SYSCTL_HANDLER_ARGS)
2773 {
2774 struct da_softc *softc;
2775 struct sbuf sb;
2776 int error, first;
2777 unsigned int i;
2778
2779 softc = (struct da_softc *)arg1;
2780
2781 first = 1;
2782 sbuf_new_for_sysctl(&sb, NULL, 0, req);
2783
2784 for (i = 0; i < sizeof(da_zone_desc_table) /
2785 sizeof(da_zone_desc_table[0]); i++) {
2786 if (softc->zone_flags & da_zone_desc_table[i].value) {
2787 if (first == 0)
2788 sbuf_cat(&sb, ", ");
2789 else
2790 first = 0;
2791 sbuf_cat(&sb, da_zone_desc_table[i].desc);
2792 }
2793 }
2794
2795 if (first == 1)
2796 sbuf_cat(&sb, "None");
2797
2798 error = sbuf_finish(&sb);
2799 sbuf_delete(&sb);
2800 return (error);
2801 }
2802
2803 static cam_status
daregister(struct cam_periph * periph,void * arg)2804 daregister(struct cam_periph *periph, void *arg)
2805 {
2806 struct da_softc *softc;
2807 struct ccb_pathinq cpi;
2808 struct ccb_getdev *cgd;
2809 char tmpstr[80];
2810 caddr_t match;
2811 int quirks;
2812
2813 cgd = (struct ccb_getdev *)arg;
2814 if (cgd == NULL) {
2815 printf("daregister: no getdev CCB, can't register device\n");
2816 return(CAM_REQ_CMP_ERR);
2817 }
2818
2819 softc = (struct da_softc *)malloc(sizeof(*softc), M_DEVBUF,
2820 M_NOWAIT|M_ZERO);
2821
2822 if (softc == NULL) {
2823 printf("daregister: Unable to probe new device. "
2824 "Unable to allocate softc\n");
2825 return(CAM_REQ_CMP_ERR);
2826 }
2827
2828 LIST_INIT(&softc->pending_ccbs);
2829 softc->state = DA_STATE_PROBE_WP;
2830 bioq_init(&softc->delete_run_queue);
2831 if (SID_IS_REMOVABLE(&cgd->inq_data))
2832 softc->flags |= DA_FLAG_PACK_REMOVABLE;
2833 softc->unmap_max_ranges = UNMAP_MAX_RANGES;
2834 softc->unmap_max_lba = UNMAP_RANGE_MAX;
2835 softc->unmap_gran = 0;
2836 softc->unmap_gran_align = 0;
2837 softc->ws_max_blks = WS16_MAX_BLKS;
2838 softc->trim_max_ranges = ATA_TRIM_MAX_RANGES;
2839 softc->flags |= DA_FLAG_ROTATING;
2840
2841 periph->softc = softc;
2842
2843 /*
2844 * See if this device has any quirks.
2845 */
2846 match = cam_quirkmatch((caddr_t)&cgd->inq_data,
2847 (caddr_t)da_quirk_table,
2848 nitems(da_quirk_table),
2849 sizeof(*da_quirk_table), scsi_inquiry_match);
2850
2851 if (match != NULL)
2852 softc->quirks = ((struct da_quirk_entry *)match)->quirks;
2853 else
2854 softc->quirks = DA_Q_NONE;
2855
2856 /* Check if the SIM does not want 6 byte commands */
2857 xpt_path_inq(&cpi, periph->path);
2858 if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE))
2859 softc->quirks |= DA_Q_NO_6_BYTE;
2860
2861 /* Override quirks if tunable is set */
2862 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.quirks",
2863 periph->unit_number);
2864 quirks = softc->quirks;
2865 TUNABLE_INT_FETCH(tmpstr, &quirks);
2866 softc->quirks = quirks;
2867
2868 if (SID_TYPE(&cgd->inq_data) == T_ZBC_HM)
2869 softc->zone_mode = DA_ZONE_HOST_MANAGED;
2870 else if (softc->quirks & DA_Q_SMR_DM)
2871 softc->zone_mode = DA_ZONE_DRIVE_MANAGED;
2872 else
2873 softc->zone_mode = DA_ZONE_NONE;
2874
2875 if (softc->zone_mode != DA_ZONE_NONE) {
2876 if (scsi_vpd_supported_page(periph, SVPD_ATA_INFORMATION)) {
2877 if (scsi_vpd_supported_page(periph, SVPD_ZONED_BDC))
2878 softc->zone_interface = DA_ZONE_IF_ATA_SAT;
2879 else
2880 softc->zone_interface = DA_ZONE_IF_ATA_PASS;
2881 } else
2882 softc->zone_interface = DA_ZONE_IF_SCSI;
2883 }
2884
2885 TASK_INIT(&softc->sysctl_task, 0, dasysctlinit, periph);
2886
2887 /*
2888 * Let XPT know we can use UMA-allocated CCBs.
2889 */
2890 if (da_enable_uma_ccbs) {
2891 KASSERT(da_ccb_zone != NULL,
2892 ("%s: NULL da_ccb_zone", __func__));
2893 periph->ccb_zone = da_ccb_zone;
2894 }
2895
2896 /*
2897 * Take a reference on the periph while dastart is called to finish the
2898 * probe. The reference will be dropped in dadone at the end of probe.
2899 */
2900 (void)da_periph_acquire(periph, DA_REF_REPROBE);
2901
2902 /*
2903 * Schedule a periodic event to occasionally send an
2904 * ordered tag to a device.
2905 */
2906 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0);
2907 callout_reset_sbt(&softc->sendordered_c,
2908 SBT_1S / DA_ORDEREDTAG_INTERVAL * da_default_timeout, 0,
2909 dasendorderedtag, periph, C_PREL(1));
2910
2911 cam_periph_unlock(periph);
2912 /*
2913 * RBC devices don't have to support READ(6), only READ(10).
2914 */
2915 if (softc->quirks & DA_Q_NO_6_BYTE || SID_TYPE(&cgd->inq_data) == T_RBC)
2916 softc->minimum_cmd_size = 10;
2917 else
2918 softc->minimum_cmd_size = 6;
2919
2920 /*
2921 * Load the user's default, if any.
2922 */
2923 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.minimum_cmd_size",
2924 periph->unit_number);
2925 TUNABLE_INT_FETCH(tmpstr, &softc->minimum_cmd_size);
2926
2927 /*
2928 * 6, 10, 12 and 16 are the currently permissible values.
2929 */
2930 if (softc->minimum_cmd_size > 12)
2931 softc->minimum_cmd_size = 16;
2932 else if (softc->minimum_cmd_size > 10)
2933 softc->minimum_cmd_size = 12;
2934 else if (softc->minimum_cmd_size > 6)
2935 softc->minimum_cmd_size = 10;
2936 else
2937 softc->minimum_cmd_size = 6;
2938
2939 /* On first PROBE_WP request all more pages, then adjust. */
2940 softc->mode_page = SMS_ALL_PAGES_PAGE;
2941
2942 /* Predict whether device may support READ CAPACITY(16). */
2943 if (SID_ANSI_REV(&cgd->inq_data) >= SCSI_REV_SPC3 &&
2944 (softc->quirks & DA_Q_NO_RC16) == 0) {
2945 softc->flags |= DA_FLAG_CAN_RC16;
2946 }
2947
2948 /*
2949 * Register this media as a disk.
2950 */
2951 softc->disk = disk_alloc();
2952 softc->disk->d_devstat = devstat_new_entry(periph->periph_name,
2953 periph->unit_number, 0,
2954 DEVSTAT_BS_UNAVAILABLE,
2955 SID_TYPE(&cgd->inq_data) |
2956 XPORT_DEVSTAT_TYPE(cpi.transport),
2957 DEVSTAT_PRIORITY_DISK);
2958 softc->disk->d_open = daopen;
2959 softc->disk->d_close = daclose;
2960 softc->disk->d_strategy = dastrategy;
2961 if (cam_sim_pollable(periph->sim))
2962 softc->disk->d_dump = dadump;
2963 softc->disk->d_getattr = dagetattr;
2964 softc->disk->d_gone = dadiskgonecb;
2965 softc->disk->d_name = "da";
2966 softc->disk->d_drv1 = periph;
2967 if (cpi.maxio == 0)
2968 softc->maxio = DFLTPHYS; /* traditional default */
2969 else if (cpi.maxio > maxphys)
2970 softc->maxio = maxphys; /* for safety */
2971 else
2972 softc->maxio = cpi.maxio;
2973 if (softc->quirks & DA_Q_128KB)
2974 softc->maxio = min(softc->maxio, 128 * 1024);
2975 softc->disk->d_maxsize = softc->maxio;
2976 softc->disk->d_unit = periph->unit_number;
2977 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE;
2978 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0)
2979 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE;
2980 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) {
2981 softc->flags |= DA_FLAG_UNMAPPEDIO;
2982 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO;
2983 }
2984 cam_strvis(softc->disk->d_descr, cgd->inq_data.vendor,
2985 sizeof(cgd->inq_data.vendor), sizeof(softc->disk->d_descr));
2986 strlcat(softc->disk->d_descr, " ", sizeof(softc->disk->d_descr));
2987 cam_strvis(&softc->disk->d_descr[strlen(softc->disk->d_descr)],
2988 cgd->inq_data.product, sizeof(cgd->inq_data.product),
2989 sizeof(softc->disk->d_descr) - strlen(softc->disk->d_descr));
2990 softc->disk->d_hba_vendor = cpi.hba_vendor;
2991 softc->disk->d_hba_device = cpi.hba_device;
2992 softc->disk->d_hba_subvendor = cpi.hba_subvendor;
2993 softc->disk->d_hba_subdevice = cpi.hba_subdevice;
2994 snprintf(softc->disk->d_attachment, sizeof(softc->disk->d_attachment),
2995 "%s%d", cpi.dev_name, cpi.unit_number);
2996
2997 if (cam_iosched_init(&softc->cam_iosched, periph, softc->disk,
2998 daschedule) != 0) {
2999 printf("daregister: Unable to probe new device. "
3000 "Unable to allocate iosched memory\n");
3001 free(softc, M_DEVBUF);
3002 return(CAM_REQ_CMP_ERR);
3003 }
3004
3005 /*
3006 * Add async callbacks for events of interest.
3007 * I don't bother checking if this fails as,
3008 * in most cases, the system will function just
3009 * fine without them and the only alternative
3010 * would be to not attach the device on failure.
3011 */
3012 cam_periph_lock(periph);
3013 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE |
3014 AC_ADVINFO_CHANGED | AC_SCSI_AEN | AC_UNIT_ATTENTION |
3015 AC_INQ_CHANGED, daasync, periph, periph->path);
3016
3017 /*
3018 * Schedule a periodic media polling events.
3019 */
3020 callout_init_mtx(&softc->mediapoll_c, cam_periph_mtx(periph), 0);
3021 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) &&
3022 (cgd->inq_flags & SID_AEN) == 0 &&
3023 da_poll_period != 0) {
3024 callout_reset_sbt(&softc->mediapoll_c, da_poll_period * SBT_1S,
3025 0, damediapoll, periph, C_PREL(1));
3026 }
3027
3028 /* Released after probe when disk_create() call pass it to GEOM. */
3029 cam_periph_hold_boot(periph);
3030
3031 xpt_schedule(periph, CAM_PRIORITY_DEV);
3032 return(CAM_REQ_CMP);
3033 }
3034
3035 static int
da_zone_bio_to_scsi(int disk_zone_cmd)3036 da_zone_bio_to_scsi(int disk_zone_cmd)
3037 {
3038 switch (disk_zone_cmd) {
3039 case DISK_ZONE_OPEN:
3040 return ZBC_OUT_SA_OPEN;
3041 case DISK_ZONE_CLOSE:
3042 return ZBC_OUT_SA_CLOSE;
3043 case DISK_ZONE_FINISH:
3044 return ZBC_OUT_SA_FINISH;
3045 case DISK_ZONE_RWP:
3046 return ZBC_OUT_SA_RWP;
3047 }
3048
3049 return -1;
3050 }
3051
3052 static int
da_zone_cmd(struct cam_periph * periph,union ccb * ccb,struct bio * bp,int * queue_ccb)3053 da_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp,
3054 int *queue_ccb)
3055 {
3056 struct da_softc *softc;
3057 int error;
3058
3059 error = 0;
3060
3061 if (bp->bio_cmd != BIO_ZONE) {
3062 error = EINVAL;
3063 goto bailout;
3064 }
3065
3066 softc = periph->softc;
3067
3068 switch (bp->bio_zone.zone_cmd) {
3069 case DISK_ZONE_OPEN:
3070 case DISK_ZONE_CLOSE:
3071 case DISK_ZONE_FINISH:
3072 case DISK_ZONE_RWP: {
3073 int zone_flags;
3074 int zone_sa;
3075 uint64_t lba;
3076
3077 zone_sa = da_zone_bio_to_scsi(bp->bio_zone.zone_cmd);
3078 if (zone_sa == -1) {
3079 xpt_print(periph->path, "Cannot translate zone "
3080 "cmd %#x to SCSI\n", bp->bio_zone.zone_cmd);
3081 error = EINVAL;
3082 goto bailout;
3083 }
3084
3085 zone_flags = 0;
3086 lba = bp->bio_zone.zone_params.rwp.id;
3087
3088 if (bp->bio_zone.zone_params.rwp.flags &
3089 DISK_ZONE_RWP_FLAG_ALL)
3090 zone_flags |= ZBC_OUT_ALL;
3091
3092 if (softc->zone_interface != DA_ZONE_IF_ATA_PASS) {
3093 scsi_zbc_out(&ccb->csio,
3094 /*retries*/ da_retry_count,
3095 /*cbfcnp*/ dadone,
3096 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3097 /*service_action*/ zone_sa,
3098 /*zone_id*/ lba,
3099 /*zone_flags*/ zone_flags,
3100 /*data_ptr*/ NULL,
3101 /*dxfer_len*/ 0,
3102 /*sense_len*/ SSD_FULL_SIZE,
3103 /*timeout*/ da_default_timeout * 1000);
3104 } else {
3105 /*
3106 * Note that in this case, even though we can
3107 * technically use NCQ, we don't bother for several
3108 * reasons:
3109 * 1. It hasn't been tested on a SAT layer that
3110 * supports it. This is new as of SAT-4.
3111 * 2. Even when there is a SAT layer that supports
3112 * it, that SAT layer will also probably support
3113 * ZBC -> ZAC translation, since they are both
3114 * in the SAT-4 spec.
3115 * 3. Translation will likely be preferable to ATA
3116 * passthrough. LSI / Avago at least single
3117 * steps ATA passthrough commands in the HBA,
3118 * regardless of protocol, so unless that
3119 * changes, there is a performance penalty for
3120 * doing ATA passthrough no matter whether
3121 * you're using NCQ/FPDMA, DMA or PIO.
3122 * 4. It requires a 32-byte CDB, which at least at
3123 * this point in CAM requires a CDB pointer, which
3124 * would require us to allocate an additional bit
3125 * of storage separate from the CCB.
3126 */
3127 error = scsi_ata_zac_mgmt_out(&ccb->csio,
3128 /*retries*/ da_retry_count,
3129 /*cbfcnp*/ dadone,
3130 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3131 /*use_ncq*/ 0,
3132 /*zm_action*/ zone_sa,
3133 /*zone_id*/ lba,
3134 /*zone_flags*/ zone_flags,
3135 /*data_ptr*/ NULL,
3136 /*dxfer_len*/ 0,
3137 /*cdb_storage*/ NULL,
3138 /*cdb_storage_len*/ 0,
3139 /*sense_len*/ SSD_FULL_SIZE,
3140 /*timeout*/ da_default_timeout * 1000);
3141 if (error != 0) {
3142 error = EINVAL;
3143 xpt_print(periph->path,
3144 "scsi_ata_zac_mgmt_out() returned an "
3145 "error!");
3146 goto bailout;
3147 }
3148 }
3149 *queue_ccb = 1;
3150
3151 break;
3152 }
3153 case DISK_ZONE_REPORT_ZONES: {
3154 uint8_t *rz_ptr;
3155 uint32_t num_entries, alloc_size;
3156 struct disk_zone_report *rep;
3157
3158 rep = &bp->bio_zone.zone_params.report;
3159
3160 num_entries = rep->entries_allocated;
3161 if (num_entries == 0) {
3162 xpt_print(periph->path, "No entries allocated for "
3163 "Report Zones request\n");
3164 error = EINVAL;
3165 goto bailout;
3166 }
3167 alloc_size = sizeof(struct scsi_report_zones_hdr) +
3168 (sizeof(struct scsi_report_zones_desc) * num_entries);
3169 alloc_size = min(alloc_size, softc->disk->d_maxsize);
3170 rz_ptr = malloc(alloc_size, M_SCSIDA, M_NOWAIT | M_ZERO);
3171 if (rz_ptr == NULL) {
3172 xpt_print(periph->path, "Unable to allocate memory "
3173 "for Report Zones request\n");
3174 error = ENOMEM;
3175 goto bailout;
3176 }
3177
3178 if (softc->zone_interface != DA_ZONE_IF_ATA_PASS) {
3179 scsi_zbc_in(&ccb->csio,
3180 /*retries*/ da_retry_count,
3181 /*cbcfnp*/ dadone,
3182 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3183 /*service_action*/ ZBC_IN_SA_REPORT_ZONES,
3184 /*zone_start_lba*/ rep->starting_id,
3185 /*zone_options*/ rep->rep_options,
3186 /*data_ptr*/ rz_ptr,
3187 /*dxfer_len*/ alloc_size,
3188 /*sense_len*/ SSD_FULL_SIZE,
3189 /*timeout*/ da_default_timeout * 1000);
3190 } else {
3191 /*
3192 * Note that in this case, even though we can
3193 * technically use NCQ, we don't bother for several
3194 * reasons:
3195 * 1. It hasn't been tested on a SAT layer that
3196 * supports it. This is new as of SAT-4.
3197 * 2. Even when there is a SAT layer that supports
3198 * it, that SAT layer will also probably support
3199 * ZBC -> ZAC translation, since they are both
3200 * in the SAT-4 spec.
3201 * 3. Translation will likely be preferable to ATA
3202 * passthrough. LSI / Avago at least single
3203 * steps ATA passthrough commands in the HBA,
3204 * regardless of protocol, so unless that
3205 * changes, there is a performance penalty for
3206 * doing ATA passthrough no matter whether
3207 * you're using NCQ/FPDMA, DMA or PIO.
3208 * 4. It requires a 32-byte CDB, which at least at
3209 * this point in CAM requires a CDB pointer, which
3210 * would require us to allocate an additional bit
3211 * of storage separate from the CCB.
3212 */
3213 error = scsi_ata_zac_mgmt_in(&ccb->csio,
3214 /*retries*/ da_retry_count,
3215 /*cbcfnp*/ dadone,
3216 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3217 /*use_ncq*/ 0,
3218 /*zm_action*/ ATA_ZM_REPORT_ZONES,
3219 /*zone_id*/ rep->starting_id,
3220 /*zone_flags*/ rep->rep_options,
3221 /*data_ptr*/ rz_ptr,
3222 /*dxfer_len*/ alloc_size,
3223 /*cdb_storage*/ NULL,
3224 /*cdb_storage_len*/ 0,
3225 /*sense_len*/ SSD_FULL_SIZE,
3226 /*timeout*/ da_default_timeout * 1000);
3227 if (error != 0) {
3228 error = EINVAL;
3229 xpt_print(periph->path,
3230 "scsi_ata_zac_mgmt_in() returned an "
3231 "error!");
3232 goto bailout;
3233 }
3234 }
3235
3236 /*
3237 * For BIO_ZONE, this isn't normally needed. However, it
3238 * is used by devstat_end_transaction_bio() to determine
3239 * how much data was transferred.
3240 */
3241 /*
3242 * XXX KDM we have a problem. But I'm not sure how to fix
3243 * it. devstat uses bio_bcount - bio_resid to calculate
3244 * the amount of data transferred. The GEOM disk code
3245 * uses bio_length - bio_resid to calculate the amount of
3246 * data in bio_completed. We have different structure
3247 * sizes above and below the ada(4) driver. So, if we
3248 * use the sizes above, the amount transferred won't be
3249 * quite accurate for devstat. If we use different sizes
3250 * for bio_bcount and bio_length (above and below
3251 * respectively), then the residual needs to match one or
3252 * the other. Everything is calculated after the bio
3253 * leaves the driver, so changing the values around isn't
3254 * really an option. For now, just set the count to the
3255 * passed in length. This means that the calculations
3256 * above (e.g. bio_completed) will be correct, but the
3257 * amount of data reported to devstat will be slightly
3258 * under or overstated.
3259 */
3260 bp->bio_bcount = bp->bio_length;
3261
3262 *queue_ccb = 1;
3263
3264 break;
3265 }
3266 case DISK_ZONE_GET_PARAMS: {
3267 struct disk_zone_disk_params *params;
3268
3269 params = &bp->bio_zone.zone_params.disk_params;
3270 bzero(params, sizeof(*params));
3271
3272 switch (softc->zone_mode) {
3273 case DA_ZONE_DRIVE_MANAGED:
3274 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED;
3275 break;
3276 case DA_ZONE_HOST_AWARE:
3277 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE;
3278 break;
3279 case DA_ZONE_HOST_MANAGED:
3280 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED;
3281 break;
3282 default:
3283 case DA_ZONE_NONE:
3284 params->zone_mode = DISK_ZONE_MODE_NONE;
3285 break;
3286 }
3287
3288 if (softc->zone_flags & DA_ZONE_FLAG_URSWRZ)
3289 params->flags |= DISK_ZONE_DISK_URSWRZ;
3290
3291 if (softc->zone_flags & DA_ZONE_FLAG_OPT_SEQ_SET) {
3292 params->optimal_seq_zones = softc->optimal_seq_zones;
3293 params->flags |= DISK_ZONE_OPT_SEQ_SET;
3294 }
3295
3296 if (softc->zone_flags & DA_ZONE_FLAG_OPT_NONSEQ_SET) {
3297 params->optimal_nonseq_zones =
3298 softc->optimal_nonseq_zones;
3299 params->flags |= DISK_ZONE_OPT_NONSEQ_SET;
3300 }
3301
3302 if (softc->zone_flags & DA_ZONE_FLAG_MAX_SEQ_SET) {
3303 params->max_seq_zones = softc->max_seq_zones;
3304 params->flags |= DISK_ZONE_MAX_SEQ_SET;
3305 }
3306 if (softc->zone_flags & DA_ZONE_FLAG_RZ_SUP)
3307 params->flags |= DISK_ZONE_RZ_SUP;
3308
3309 if (softc->zone_flags & DA_ZONE_FLAG_OPEN_SUP)
3310 params->flags |= DISK_ZONE_OPEN_SUP;
3311
3312 if (softc->zone_flags & DA_ZONE_FLAG_CLOSE_SUP)
3313 params->flags |= DISK_ZONE_CLOSE_SUP;
3314
3315 if (softc->zone_flags & DA_ZONE_FLAG_FINISH_SUP)
3316 params->flags |= DISK_ZONE_FINISH_SUP;
3317
3318 if (softc->zone_flags & DA_ZONE_FLAG_RWP_SUP)
3319 params->flags |= DISK_ZONE_RWP_SUP;
3320 break;
3321 }
3322 default:
3323 break;
3324 }
3325 bailout:
3326 return (error);
3327 }
3328
3329 static void
dastart(struct cam_periph * periph,union ccb * start_ccb)3330 dastart(struct cam_periph *periph, union ccb *start_ccb)
3331 {
3332 struct da_softc *softc;
3333
3334 cam_periph_assert(periph, MA_OWNED);
3335 softc = (struct da_softc *)periph->softc;
3336
3337 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastart\n"));
3338
3339 skipstate:
3340 switch (softc->state) {
3341 case DA_STATE_NORMAL:
3342 {
3343 struct bio *bp;
3344 uint8_t tag_code;
3345
3346 more:
3347 bp = cam_iosched_next_bio(softc->cam_iosched);
3348 if (bp == NULL) {
3349 if (cam_iosched_has_work_flags(softc->cam_iosched,
3350 DA_WORK_TUR)) {
3351 softc->flags |= DA_FLAG_TUR_PENDING;
3352 cam_iosched_clr_work_flags(softc->cam_iosched,
3353 DA_WORK_TUR);
3354 scsi_test_unit_ready(&start_ccb->csio,
3355 /*retries*/ da_retry_count,
3356 dadone_tur,
3357 MSG_SIMPLE_Q_TAG,
3358 SSD_FULL_SIZE,
3359 da_default_timeout * 1000);
3360 start_ccb->ccb_h.ccb_bp = NULL;
3361 start_ccb->ccb_h.ccb_state = DA_CCB_TUR;
3362 xpt_action(start_ccb);
3363 } else
3364 xpt_release_ccb(start_ccb);
3365 break;
3366 }
3367
3368 if (bp->bio_cmd == BIO_DELETE) {
3369 if (softc->delete_func != NULL) {
3370 softc->delete_func(periph, start_ccb, bp);
3371 goto out;
3372 } else {
3373 /*
3374 * Not sure this is possible, but failsafe by
3375 * lying and saying "sure, done."
3376 */
3377 biofinish(bp, NULL, 0);
3378 goto more;
3379 }
3380 }
3381
3382 if (cam_iosched_has_work_flags(softc->cam_iosched,
3383 DA_WORK_TUR)) {
3384 cam_iosched_clr_work_flags(softc->cam_iosched,
3385 DA_WORK_TUR);
3386 da_periph_release_locked(periph, DA_REF_TUR);
3387 }
3388
3389 if ((bp->bio_flags & BIO_ORDERED) != 0 ||
3390 (softc->flags & DA_FLAG_NEED_OTAG) != 0) {
3391 softc->flags &= ~DA_FLAG_NEED_OTAG;
3392 softc->flags |= DA_FLAG_WAS_OTAG;
3393 tag_code = MSG_ORDERED_Q_TAG;
3394 } else {
3395 tag_code = MSG_SIMPLE_Q_TAG;
3396 }
3397
3398 switch (bp->bio_cmd) {
3399 case BIO_WRITE:
3400 case BIO_READ:
3401 {
3402 void *data_ptr;
3403 int rw_op;
3404
3405 biotrack(bp, __func__);
3406
3407 if (bp->bio_cmd == BIO_WRITE) {
3408 softc->flags |= DA_FLAG_DIRTY;
3409 rw_op = SCSI_RW_WRITE;
3410 } else {
3411 rw_op = SCSI_RW_READ;
3412 }
3413
3414 data_ptr = bp->bio_data;
3415 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) {
3416 rw_op |= SCSI_RW_BIO;
3417 data_ptr = bp;
3418 }
3419
3420 scsi_read_write(&start_ccb->csio,
3421 /*retries*/da_retry_count,
3422 /*cbfcnp*/dadone,
3423 /*tag_action*/tag_code,
3424 rw_op,
3425 /*byte2*/0,
3426 softc->minimum_cmd_size,
3427 /*lba*/bp->bio_pblkno,
3428 /*block_count*/bp->bio_bcount /
3429 softc->params.secsize,
3430 data_ptr,
3431 /*dxfer_len*/ bp->bio_bcount,
3432 /*sense_len*/SSD_FULL_SIZE,
3433 da_default_timeout * 1000);
3434 #if defined(BUF_TRACKING) || defined(FULL_BUF_TRACKING)
3435 start_ccb->csio.bio = bp;
3436 #endif
3437 break;
3438 }
3439 case BIO_FLUSH:
3440 /*
3441 * If we don't support sync cache, or the disk
3442 * isn't dirty, FLUSH is a no-op. Use the
3443 * allocated CCB for the next bio if one is
3444 * available.
3445 */
3446 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) != 0 ||
3447 (softc->flags & DA_FLAG_DIRTY) == 0) {
3448 biodone(bp);
3449 goto skipstate;
3450 }
3451
3452 /*
3453 * BIO_FLUSH doesn't currently communicate
3454 * range data, so we synchronize the cache
3455 * over the whole disk.
3456 */
3457 scsi_synchronize_cache(&start_ccb->csio,
3458 /*retries*/1,
3459 /*cbfcnp*/dadone,
3460 /*tag_action*/tag_code,
3461 /*begin_lba*/0,
3462 /*lb_count*/0,
3463 SSD_FULL_SIZE,
3464 da_default_timeout*1000);
3465 /*
3466 * Clear the dirty flag before sending the command.
3467 * Either this sync cache will be successful, or it
3468 * will fail after a retry. If it fails, it is
3469 * unlikely to be successful if retried later, so
3470 * we'll save ourselves time by just marking the
3471 * device clean.
3472 */
3473 softc->flags &= ~DA_FLAG_DIRTY;
3474 break;
3475 case BIO_ZONE: {
3476 int error, queue_ccb;
3477
3478 queue_ccb = 0;
3479
3480 error = da_zone_cmd(periph, start_ccb, bp, &queue_ccb);
3481 if ((error != 0)
3482 || (queue_ccb == 0)) {
3483 /*
3484 * g_io_deliver will recurisvely call start
3485 * routine for ENOMEM, so drop the periph
3486 * lock to allow that recursion.
3487 */
3488 if (error == ENOMEM)
3489 cam_periph_unlock(periph);
3490 biofinish(bp, NULL, error);
3491 if (error == ENOMEM)
3492 cam_periph_lock(periph);
3493 xpt_release_ccb(start_ccb);
3494 return;
3495 }
3496 break;
3497 }
3498 default:
3499 biofinish(bp, NULL, EOPNOTSUPP);
3500 xpt_release_ccb(start_ccb);
3501 return;
3502 }
3503 start_ccb->ccb_h.ccb_state = DA_CCB_BUFFER_IO;
3504 start_ccb->ccb_h.flags |= CAM_UNLOCKED;
3505 start_ccb->ccb_h.softtimeout = sbttotv(da_default_softtimeout);
3506
3507 out:
3508 LIST_INSERT_HEAD(&softc->pending_ccbs,
3509 &start_ccb->ccb_h, periph_links.le);
3510
3511 /* We expect a unit attention from this device */
3512 if ((softc->flags & DA_FLAG_RETRY_UA) != 0) {
3513 start_ccb->ccb_h.ccb_state |= DA_CCB_RETRY_UA;
3514 softc->flags &= ~DA_FLAG_RETRY_UA;
3515 }
3516
3517 start_ccb->ccb_h.ccb_bp = bp;
3518 softc->refcount++;
3519 cam_periph_unlock(periph);
3520 xpt_action(start_ccb);
3521 cam_periph_lock(periph);
3522
3523 /* May have more work to do, so ensure we stay scheduled */
3524 daschedule(periph);
3525 break;
3526 }
3527 case DA_STATE_PROBE_WP:
3528 {
3529 void *mode_buf;
3530 int mode_buf_len;
3531
3532 if (da_disable_wp_detection || softc->mode_page < 0) {
3533 if ((softc->flags & DA_FLAG_CAN_RC16) != 0)
3534 softc->state = DA_STATE_PROBE_RC16;
3535 else
3536 softc->state = DA_STATE_PROBE_RC;
3537 goto skipstate;
3538 }
3539 mode_buf_len = 192;
3540 mode_buf = malloc(mode_buf_len, M_SCSIDA, M_NOWAIT);
3541 if (mode_buf == NULL) {
3542 xpt_print(periph->path, "Unable to send mode sense - "
3543 "malloc failure\n");
3544 if ((softc->flags & DA_FLAG_CAN_RC16) != 0)
3545 softc->state = DA_STATE_PROBE_RC16;
3546 else
3547 softc->state = DA_STATE_PROBE_RC;
3548 goto skipstate;
3549 }
3550 scsi_mode_sense_len(&start_ccb->csio,
3551 /*retries*/ da_retry_count,
3552 /*cbfcnp*/ dadone_probewp,
3553 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3554 /*dbd*/ FALSE,
3555 /*pc*/ SMS_PAGE_CTRL_CURRENT,
3556 /*page*/ softc->mode_page,
3557 /*param_buf*/ mode_buf,
3558 /*param_len*/ mode_buf_len,
3559 /*minimum_cmd_size*/ softc->minimum_cmd_size,
3560 /*sense_len*/ SSD_FULL_SIZE,
3561 /*timeout*/ da_default_timeout * 1000);
3562 start_ccb->ccb_h.ccb_bp = NULL;
3563 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_WP;
3564 xpt_action(start_ccb);
3565 break;
3566 }
3567 case DA_STATE_PROBE_RC:
3568 {
3569 struct scsi_read_capacity_data *rcap;
3570
3571 rcap = (struct scsi_read_capacity_data *)
3572 malloc(sizeof(*rcap), M_SCSIDA, M_NOWAIT|M_ZERO);
3573 if (rcap == NULL) {
3574 printf("dastart: Couldn't malloc read_capacity data\n");
3575 /* da_free_periph??? */
3576 break;
3577 }
3578 scsi_read_capacity(&start_ccb->csio,
3579 /*retries*/da_retry_count,
3580 dadone_proberc,
3581 MSG_SIMPLE_Q_TAG,
3582 rcap,
3583 SSD_FULL_SIZE,
3584 /*timeout*/5000);
3585 start_ccb->ccb_h.ccb_bp = NULL;
3586 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC;
3587 xpt_action(start_ccb);
3588 break;
3589 }
3590 case DA_STATE_PROBE_RC16:
3591 {
3592 struct scsi_read_capacity_data_long *rcaplong;
3593
3594 rcaplong = (struct scsi_read_capacity_data_long *)
3595 malloc(sizeof(*rcaplong), M_SCSIDA, M_NOWAIT|M_ZERO);
3596 if (rcaplong == NULL) {
3597 printf("dastart: Couldn't malloc read_capacity data\n");
3598 /* da_free_periph??? */
3599 break;
3600 }
3601 scsi_read_capacity_16(&start_ccb->csio,
3602 /*retries*/ da_retry_count,
3603 /*cbfcnp*/ dadone_proberc,
3604 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3605 /*lba*/ 0,
3606 /*reladr*/ 0,
3607 /*pmi*/ 0,
3608 /*rcap_buf*/ (uint8_t *)rcaplong,
3609 /*rcap_buf_len*/ sizeof(*rcaplong),
3610 /*sense_len*/ SSD_FULL_SIZE,
3611 /*timeout*/ da_default_timeout * 1000);
3612 start_ccb->ccb_h.ccb_bp = NULL;
3613 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC16;
3614 xpt_action(start_ccb);
3615 break;
3616 }
3617 case DA_STATE_PROBE_LBP:
3618 {
3619 struct scsi_vpd_logical_block_prov *lbp;
3620
3621 if (!scsi_vpd_supported_page(periph, SVPD_LBP)) {
3622 /*
3623 * If we get here we don't support any SBC-3 delete
3624 * methods with UNMAP as the Logical Block Provisioning
3625 * VPD page support is required for devices which
3626 * support it according to T10/1799-D Revision 31
3627 * however older revisions of the spec don't mandate
3628 * this so we currently don't remove these methods
3629 * from the available set.
3630 */
3631 softc->state = DA_STATE_PROBE_BLK_LIMITS;
3632 goto skipstate;
3633 }
3634
3635 lbp = (struct scsi_vpd_logical_block_prov *)
3636 malloc(sizeof(*lbp), M_SCSIDA, M_NOWAIT|M_ZERO);
3637
3638 if (lbp == NULL) {
3639 printf("dastart: Couldn't malloc lbp data\n");
3640 /* da_free_periph??? */
3641 break;
3642 }
3643
3644 scsi_inquiry(&start_ccb->csio,
3645 /*retries*/da_retry_count,
3646 /*cbfcnp*/dadone_probelbp,
3647 /*tag_action*/MSG_SIMPLE_Q_TAG,
3648 /*inq_buf*/(uint8_t *)lbp,
3649 /*inq_len*/sizeof(*lbp),
3650 /*evpd*/TRUE,
3651 /*page_code*/SVPD_LBP,
3652 /*sense_len*/SSD_MIN_SIZE,
3653 /*timeout*/da_default_timeout * 1000);
3654 start_ccb->ccb_h.ccb_bp = NULL;
3655 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_LBP;
3656 xpt_action(start_ccb);
3657 break;
3658 }
3659 case DA_STATE_PROBE_BLK_LIMITS:
3660 {
3661 struct scsi_vpd_block_limits *block_limits;
3662
3663 if (!scsi_vpd_supported_page(periph, SVPD_BLOCK_LIMITS)) {
3664 /* Not supported skip to next probe */
3665 softc->state = DA_STATE_PROBE_BDC;
3666 goto skipstate;
3667 }
3668
3669 block_limits = (struct scsi_vpd_block_limits *)
3670 malloc(sizeof(*block_limits), M_SCSIDA, M_NOWAIT|M_ZERO);
3671
3672 if (block_limits == NULL) {
3673 printf("dastart: Couldn't malloc block_limits data\n");
3674 /* da_free_periph??? */
3675 break;
3676 }
3677
3678 scsi_inquiry(&start_ccb->csio,
3679 /*retries*/da_retry_count,
3680 /*cbfcnp*/dadone_probeblklimits,
3681 /*tag_action*/MSG_SIMPLE_Q_TAG,
3682 /*inq_buf*/(uint8_t *)block_limits,
3683 /*inq_len*/sizeof(*block_limits),
3684 /*evpd*/TRUE,
3685 /*page_code*/SVPD_BLOCK_LIMITS,
3686 /*sense_len*/SSD_MIN_SIZE,
3687 /*timeout*/da_default_timeout * 1000);
3688 start_ccb->ccb_h.ccb_bp = NULL;
3689 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BLK_LIMITS;
3690 xpt_action(start_ccb);
3691 break;
3692 }
3693 case DA_STATE_PROBE_BDC:
3694 {
3695 struct scsi_vpd_block_device_characteristics *bdc;
3696
3697 if (!scsi_vpd_supported_page(periph, SVPD_BDC)) {
3698 softc->state = DA_STATE_PROBE_ATA;
3699 goto skipstate;
3700 }
3701
3702 bdc = (struct scsi_vpd_block_device_characteristics *)
3703 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO);
3704
3705 if (bdc == NULL) {
3706 printf("dastart: Couldn't malloc bdc data\n");
3707 /* da_free_periph??? */
3708 break;
3709 }
3710
3711 scsi_inquiry(&start_ccb->csio,
3712 /*retries*/da_retry_count,
3713 /*cbfcnp*/dadone_probebdc,
3714 /*tag_action*/MSG_SIMPLE_Q_TAG,
3715 /*inq_buf*/(uint8_t *)bdc,
3716 /*inq_len*/sizeof(*bdc),
3717 /*evpd*/TRUE,
3718 /*page_code*/SVPD_BDC,
3719 /*sense_len*/SSD_MIN_SIZE,
3720 /*timeout*/da_default_timeout * 1000);
3721 start_ccb->ccb_h.ccb_bp = NULL;
3722 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BDC;
3723 xpt_action(start_ccb);
3724 break;
3725 }
3726 case DA_STATE_PROBE_ATA:
3727 {
3728 struct ata_params *ata_params;
3729
3730 if (!scsi_vpd_supported_page(periph, SVPD_ATA_INFORMATION)) {
3731 if ((softc->zone_mode == DA_ZONE_HOST_AWARE)
3732 || (softc->zone_mode == DA_ZONE_HOST_MANAGED)) {
3733 /*
3734 * Note that if the ATA VPD page isn't
3735 * supported, we aren't talking to an ATA
3736 * device anyway. Support for that VPD
3737 * page is mandatory for SCSI to ATA (SAT)
3738 * translation layers.
3739 */
3740 softc->state = DA_STATE_PROBE_ZONE;
3741 goto skipstate;
3742 }
3743 daprobedone(periph, start_ccb);
3744 break;
3745 }
3746
3747 ata_params = &periph->path->device->ident_data;
3748
3749 scsi_ata_identify(&start_ccb->csio,
3750 /*retries*/da_retry_count,
3751 /*cbfcnp*/dadone_probeata,
3752 /*tag_action*/MSG_SIMPLE_Q_TAG,
3753 /*data_ptr*/(uint8_t *)ata_params,
3754 /*dxfer_len*/sizeof(*ata_params),
3755 /*sense_len*/SSD_FULL_SIZE,
3756 /*timeout*/da_default_timeout * 1000);
3757 start_ccb->ccb_h.ccb_bp = NULL;
3758 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA;
3759 xpt_action(start_ccb);
3760 break;
3761 }
3762 case DA_STATE_PROBE_ATA_LOGDIR:
3763 {
3764 struct ata_gp_log_dir *log_dir;
3765 int retval;
3766
3767 retval = 0;
3768
3769 if ((softc->flags & DA_FLAG_CAN_ATA_LOG) == 0) {
3770 /*
3771 * If we don't have log support, not much point in
3772 * trying to probe zone support.
3773 */
3774 daprobedone(periph, start_ccb);
3775 break;
3776 }
3777
3778 /*
3779 * If we have an ATA device (the SCSI ATA Information VPD
3780 * page should be present and the ATA identify should have
3781 * succeeded) and it supports logs, ask for the log directory.
3782 */
3783
3784 log_dir = malloc(sizeof(*log_dir), M_SCSIDA, M_NOWAIT|M_ZERO);
3785 if (log_dir == NULL) {
3786 xpt_print(periph->path, "Couldn't malloc log_dir "
3787 "data\n");
3788 daprobedone(periph, start_ccb);
3789 break;
3790 }
3791
3792 retval = scsi_ata_read_log(&start_ccb->csio,
3793 /*retries*/ da_retry_count,
3794 /*cbfcnp*/ dadone_probeatalogdir,
3795 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3796 /*log_address*/ ATA_LOG_DIRECTORY,
3797 /*page_number*/ 0,
3798 /*block_count*/ 1,
3799 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3800 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3801 /*data_ptr*/ (uint8_t *)log_dir,
3802 /*dxfer_len*/ sizeof(*log_dir),
3803 /*sense_len*/ SSD_FULL_SIZE,
3804 /*timeout*/ da_default_timeout * 1000);
3805
3806 if (retval != 0) {
3807 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3808 free(log_dir, M_SCSIDA);
3809 daprobedone(periph, start_ccb);
3810 break;
3811 }
3812 start_ccb->ccb_h.ccb_bp = NULL;
3813 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_LOGDIR;
3814 xpt_action(start_ccb);
3815 break;
3816 }
3817 case DA_STATE_PROBE_ATA_IDDIR:
3818 {
3819 struct ata_identify_log_pages *id_dir;
3820 int retval;
3821
3822 retval = 0;
3823
3824 /*
3825 * Check here to see whether the Identify Device log is
3826 * supported in the directory of logs. If so, continue
3827 * with requesting the log of identify device pages.
3828 */
3829 if ((softc->flags & DA_FLAG_CAN_ATA_IDLOG) == 0) {
3830 daprobedone(periph, start_ccb);
3831 break;
3832 }
3833
3834 id_dir = malloc(sizeof(*id_dir), M_SCSIDA, M_NOWAIT | M_ZERO);
3835 if (id_dir == NULL) {
3836 xpt_print(periph->path, "Couldn't malloc id_dir "
3837 "data\n");
3838 daprobedone(periph, start_ccb);
3839 break;
3840 }
3841
3842 retval = scsi_ata_read_log(&start_ccb->csio,
3843 /*retries*/ da_retry_count,
3844 /*cbfcnp*/ dadone_probeataiddir,
3845 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3846 /*log_address*/ ATA_IDENTIFY_DATA_LOG,
3847 /*page_number*/ ATA_IDL_PAGE_LIST,
3848 /*block_count*/ 1,
3849 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3850 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3851 /*data_ptr*/ (uint8_t *)id_dir,
3852 /*dxfer_len*/ sizeof(*id_dir),
3853 /*sense_len*/ SSD_FULL_SIZE,
3854 /*timeout*/ da_default_timeout * 1000);
3855
3856 if (retval != 0) {
3857 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3858 free(id_dir, M_SCSIDA);
3859 daprobedone(periph, start_ccb);
3860 break;
3861 }
3862 start_ccb->ccb_h.ccb_bp = NULL;
3863 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_IDDIR;
3864 xpt_action(start_ccb);
3865 break;
3866 }
3867 case DA_STATE_PROBE_ATA_SUP:
3868 {
3869 struct ata_identify_log_sup_cap *sup_cap;
3870 int retval;
3871
3872 retval = 0;
3873
3874 /*
3875 * Check here to see whether the Supported Capabilities log
3876 * is in the list of Identify Device logs.
3877 */
3878 if ((softc->flags & DA_FLAG_CAN_ATA_SUPCAP) == 0) {
3879 daprobedone(periph, start_ccb);
3880 break;
3881 }
3882
3883 sup_cap = malloc(sizeof(*sup_cap), M_SCSIDA, M_NOWAIT|M_ZERO);
3884 if (sup_cap == NULL) {
3885 xpt_print(periph->path, "Couldn't malloc sup_cap "
3886 "data\n");
3887 daprobedone(periph, start_ccb);
3888 break;
3889 }
3890
3891 retval = scsi_ata_read_log(&start_ccb->csio,
3892 /*retries*/ da_retry_count,
3893 /*cbfcnp*/ dadone_probeatasup,
3894 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3895 /*log_address*/ ATA_IDENTIFY_DATA_LOG,
3896 /*page_number*/ ATA_IDL_SUP_CAP,
3897 /*block_count*/ 1,
3898 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3899 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3900 /*data_ptr*/ (uint8_t *)sup_cap,
3901 /*dxfer_len*/ sizeof(*sup_cap),
3902 /*sense_len*/ SSD_FULL_SIZE,
3903 /*timeout*/ da_default_timeout * 1000);
3904
3905 if (retval != 0) {
3906 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3907 free(sup_cap, M_SCSIDA);
3908 daprobedone(periph, start_ccb);
3909 break;
3910 }
3911
3912 start_ccb->ccb_h.ccb_bp = NULL;
3913 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_SUP;
3914 xpt_action(start_ccb);
3915 break;
3916 }
3917 case DA_STATE_PROBE_ATA_ZONE:
3918 {
3919 struct ata_zoned_info_log *ata_zone;
3920 int retval;
3921
3922 retval = 0;
3923
3924 /*
3925 * Check here to see whether the zoned device information
3926 * page is supported. If so, continue on to request it.
3927 * If not, skip to DA_STATE_PROBE_LOG or done.
3928 */
3929 if ((softc->flags & DA_FLAG_CAN_ATA_ZONE) == 0) {
3930 daprobedone(periph, start_ccb);
3931 break;
3932 }
3933 ata_zone = malloc(sizeof(*ata_zone), M_SCSIDA,
3934 M_NOWAIT|M_ZERO);
3935 if (ata_zone == NULL) {
3936 xpt_print(periph->path, "Couldn't malloc ata_zone "
3937 "data\n");
3938 daprobedone(periph, start_ccb);
3939 break;
3940 }
3941
3942 retval = scsi_ata_read_log(&start_ccb->csio,
3943 /*retries*/ da_retry_count,
3944 /*cbfcnp*/ dadone_probeatazone,
3945 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3946 /*log_address*/ ATA_IDENTIFY_DATA_LOG,
3947 /*page_number*/ ATA_IDL_ZDI,
3948 /*block_count*/ 1,
3949 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3950 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3951 /*data_ptr*/ (uint8_t *)ata_zone,
3952 /*dxfer_len*/ sizeof(*ata_zone),
3953 /*sense_len*/ SSD_FULL_SIZE,
3954 /*timeout*/ da_default_timeout * 1000);
3955
3956 if (retval != 0) {
3957 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3958 free(ata_zone, M_SCSIDA);
3959 daprobedone(periph, start_ccb);
3960 break;
3961 }
3962 start_ccb->ccb_h.ccb_bp = NULL;
3963 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_ZONE;
3964 xpt_action(start_ccb);
3965
3966 break;
3967 }
3968 case DA_STATE_PROBE_ZONE:
3969 {
3970 struct scsi_vpd_zoned_bdc *bdc;
3971
3972 /*
3973 * Note that this page will be supported for SCSI protocol
3974 * devices that support ZBC (SMR devices), as well as ATA
3975 * protocol devices that are behind a SAT (SCSI to ATA
3976 * Translation) layer that supports converting ZBC commands
3977 * to their ZAC equivalents.
3978 */
3979 if (!scsi_vpd_supported_page(periph, SVPD_ZONED_BDC)) {
3980 daprobedone(periph, start_ccb);
3981 break;
3982 }
3983 bdc = (struct scsi_vpd_zoned_bdc *)
3984 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO);
3985
3986 if (bdc == NULL) {
3987 xpt_release_ccb(start_ccb);
3988 xpt_print(periph->path, "Couldn't malloc zone VPD "
3989 "data\n");
3990 break;
3991 }
3992 scsi_inquiry(&start_ccb->csio,
3993 /*retries*/da_retry_count,
3994 /*cbfcnp*/dadone_probezone,
3995 /*tag_action*/MSG_SIMPLE_Q_TAG,
3996 /*inq_buf*/(uint8_t *)bdc,
3997 /*inq_len*/sizeof(*bdc),
3998 /*evpd*/TRUE,
3999 /*page_code*/SVPD_ZONED_BDC,
4000 /*sense_len*/SSD_FULL_SIZE,
4001 /*timeout*/da_default_timeout * 1000);
4002 start_ccb->ccb_h.ccb_bp = NULL;
4003 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ZONE;
4004 xpt_action(start_ccb);
4005 break;
4006 }
4007 }
4008 }
4009
4010 /*
4011 * In each of the methods below, while its the caller's
4012 * responsibility to ensure the request will fit into a
4013 * single device request, we might have changed the delete
4014 * method due to the device incorrectly advertising either
4015 * its supported methods or limits.
4016 *
4017 * To prevent this causing further issues we validate the
4018 * against the methods limits, and warn which would
4019 * otherwise be unnecessary.
4020 */
4021 static void
da_delete_unmap(struct cam_periph * periph,union ccb * ccb,struct bio * bp)4022 da_delete_unmap(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
4023 {
4024 struct da_softc *softc = (struct da_softc *)periph->softc;
4025 struct bio *bp1;
4026 uint8_t *buf = softc->unmap_buf;
4027 struct scsi_unmap_desc *d = (void *)&buf[UNMAP_HEAD_SIZE];
4028 uint64_t lba, lastlba = (uint64_t)-1;
4029 uint64_t totalcount = 0;
4030 uint64_t count;
4031 uint32_t c, lastcount = 0, ranges = 0;
4032
4033 /*
4034 * Currently this doesn't take the UNMAP
4035 * Granularity and Granularity Alignment
4036 * fields into account.
4037 *
4038 * This could result in both unoptimal unmap
4039 * requests as as well as UNMAP calls unmapping
4040 * fewer LBA's than requested.
4041 */
4042
4043 bzero(softc->unmap_buf, sizeof(softc->unmap_buf));
4044 bp1 = bp;
4045 do {
4046 /*
4047 * Note: ada and da are different in how they store the
4048 * pending bp's in a trim. ada stores all of them in the
4049 * trim_req.bps. da stores all but the first one in the
4050 * delete_run_queue. ada then completes all the bps in
4051 * its adadone() loop. da completes all the bps in the
4052 * delete_run_queue in dadone, and relies on the biodone
4053 * after to complete. This should be reconciled since there's
4054 * no real reason to do it differently. XXX
4055 */
4056 if (bp1 != bp)
4057 bioq_insert_tail(&softc->delete_run_queue, bp1);
4058 lba = bp1->bio_pblkno;
4059 count = bp1->bio_bcount / softc->params.secsize;
4060
4061 /* Try to extend the previous range. */
4062 if (lba == lastlba) {
4063 c = omin(count, UNMAP_RANGE_MAX - lastcount);
4064 lastlba += c;
4065 lastcount += c;
4066 scsi_ulto4b(lastcount, d[ranges - 1].length);
4067 count -= c;
4068 lba += c;
4069 totalcount += c;
4070 } else if ((softc->quirks & DA_Q_STRICT_UNMAP) &&
4071 softc->unmap_gran != 0) {
4072 /* Align length of the previous range. */
4073 if ((c = lastcount % softc->unmap_gran) != 0) {
4074 if (lastcount <= c) {
4075 totalcount -= lastcount;
4076 lastlba = (uint64_t)-1;
4077 lastcount = 0;
4078 ranges--;
4079 } else {
4080 totalcount -= c;
4081 lastlba -= c;
4082 lastcount -= c;
4083 scsi_ulto4b(lastcount,
4084 d[ranges - 1].length);
4085 }
4086 }
4087 /* Align beginning of the new range. */
4088 c = (lba - softc->unmap_gran_align) % softc->unmap_gran;
4089 if (c != 0) {
4090 c = softc->unmap_gran - c;
4091 if (count <= c) {
4092 count = 0;
4093 } else {
4094 lba += c;
4095 count -= c;
4096 }
4097 }
4098 }
4099
4100 while (count > 0) {
4101 c = omin(count, UNMAP_RANGE_MAX);
4102 if (totalcount + c > softc->unmap_max_lba ||
4103 ranges >= softc->unmap_max_ranges) {
4104 xpt_print(periph->path,
4105 "%s issuing short delete %ld > %ld"
4106 "|| %d >= %d",
4107 da_delete_method_desc[softc->delete_method],
4108 totalcount + c, softc->unmap_max_lba,
4109 ranges, softc->unmap_max_ranges);
4110 break;
4111 }
4112 scsi_u64to8b(lba, d[ranges].lba);
4113 scsi_ulto4b(c, d[ranges].length);
4114 lba += c;
4115 totalcount += c;
4116 ranges++;
4117 count -= c;
4118 lastlba = lba;
4119 lastcount = c;
4120 }
4121 bp1 = cam_iosched_next_trim(softc->cam_iosched);
4122 if (bp1 == NULL)
4123 break;
4124 if (ranges >= softc->unmap_max_ranges ||
4125 totalcount + bp1->bio_bcount /
4126 softc->params.secsize > softc->unmap_max_lba) {
4127 cam_iosched_put_back_trim(softc->cam_iosched, bp1);
4128 break;
4129 }
4130 } while (1);
4131
4132 /* Align length of the last range. */
4133 if ((softc->quirks & DA_Q_STRICT_UNMAP) && softc->unmap_gran != 0 &&
4134 (c = lastcount % softc->unmap_gran) != 0) {
4135 if (lastcount <= c)
4136 ranges--;
4137 else
4138 scsi_ulto4b(lastcount - c, d[ranges - 1].length);
4139 }
4140
4141 scsi_ulto2b(ranges * 16 + 6, &buf[0]);
4142 scsi_ulto2b(ranges * 16, &buf[2]);
4143
4144 scsi_unmap(&ccb->csio,
4145 /*retries*/da_retry_count,
4146 /*cbfcnp*/dadone,
4147 /*tag_action*/MSG_SIMPLE_Q_TAG,
4148 /*byte2*/0,
4149 /*data_ptr*/ buf,
4150 /*dxfer_len*/ ranges * 16 + 8,
4151 /*sense_len*/SSD_FULL_SIZE,
4152 da_default_timeout * 1000);
4153 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
4154 ccb->ccb_h.flags |= CAM_UNLOCKED;
4155 softc->trim_count++;
4156 softc->trim_ranges += ranges;
4157 softc->trim_lbas += totalcount;
4158 cam_iosched_submit_trim(softc->cam_iosched);
4159 }
4160
4161 static void
da_delete_trim(struct cam_periph * periph,union ccb * ccb,struct bio * bp)4162 da_delete_trim(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
4163 {
4164 struct da_softc *softc = (struct da_softc *)periph->softc;
4165 struct bio *bp1;
4166 uint8_t *buf = softc->unmap_buf;
4167 uint64_t lastlba = (uint64_t)-1;
4168 uint64_t count;
4169 uint64_t lba;
4170 uint32_t lastcount = 0, c, requestcount;
4171 int ranges = 0, off, block_count;
4172
4173 bzero(softc->unmap_buf, sizeof(softc->unmap_buf));
4174 bp1 = bp;
4175 do {
4176 if (bp1 != bp)//XXX imp XXX
4177 bioq_insert_tail(&softc->delete_run_queue, bp1);
4178 lba = bp1->bio_pblkno;
4179 count = bp1->bio_bcount / softc->params.secsize;
4180 requestcount = count;
4181
4182 /* Try to extend the previous range. */
4183 if (lba == lastlba) {
4184 c = omin(count, ATA_DSM_RANGE_MAX - lastcount);
4185 lastcount += c;
4186 off = (ranges - 1) * 8;
4187 buf[off + 6] = lastcount & 0xff;
4188 buf[off + 7] = (lastcount >> 8) & 0xff;
4189 count -= c;
4190 lba += c;
4191 }
4192
4193 while (count > 0) {
4194 c = omin(count, ATA_DSM_RANGE_MAX);
4195 off = ranges * 8;
4196
4197 buf[off + 0] = lba & 0xff;
4198 buf[off + 1] = (lba >> 8) & 0xff;
4199 buf[off + 2] = (lba >> 16) & 0xff;
4200 buf[off + 3] = (lba >> 24) & 0xff;
4201 buf[off + 4] = (lba >> 32) & 0xff;
4202 buf[off + 5] = (lba >> 40) & 0xff;
4203 buf[off + 6] = c & 0xff;
4204 buf[off + 7] = (c >> 8) & 0xff;
4205 lba += c;
4206 ranges++;
4207 count -= c;
4208 lastcount = c;
4209 if (count != 0 && ranges == softc->trim_max_ranges) {
4210 xpt_print(periph->path,
4211 "%s issuing short delete %ld > %ld\n",
4212 da_delete_method_desc[softc->delete_method],
4213 requestcount,
4214 (softc->trim_max_ranges - ranges) *
4215 ATA_DSM_RANGE_MAX);
4216 break;
4217 }
4218 }
4219 lastlba = lba;
4220 bp1 = cam_iosched_next_trim(softc->cam_iosched);
4221 if (bp1 == NULL)
4222 break;
4223 if (bp1->bio_bcount / softc->params.secsize >
4224 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) {
4225 cam_iosched_put_back_trim(softc->cam_iosched, bp1);
4226 break;
4227 }
4228 } while (1);
4229
4230 block_count = howmany(ranges, ATA_DSM_BLK_RANGES);
4231 scsi_ata_trim(&ccb->csio,
4232 /*retries*/da_retry_count,
4233 /*cbfcnp*/dadone,
4234 /*tag_action*/MSG_SIMPLE_Q_TAG,
4235 block_count,
4236 /*data_ptr*/buf,
4237 /*dxfer_len*/block_count * ATA_DSM_BLK_SIZE,
4238 /*sense_len*/SSD_FULL_SIZE,
4239 da_default_timeout * 1000);
4240 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
4241 ccb->ccb_h.flags |= CAM_UNLOCKED;
4242 softc->trim_count++;
4243 softc->trim_ranges += ranges;
4244 softc->trim_lbas += block_count;
4245 cam_iosched_submit_trim(softc->cam_iosched);
4246 }
4247
4248 /*
4249 * We calculate ws_max_blks here based off d_delmaxsize instead
4250 * of using softc->ws_max_blks as it is absolute max for the
4251 * device not the protocol max which may well be lower.
4252 */
4253 static void
da_delete_ws(struct cam_periph * periph,union ccb * ccb,struct bio * bp)4254 da_delete_ws(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
4255 {
4256 struct da_softc *softc;
4257 struct bio *bp1;
4258 uint64_t ws_max_blks;
4259 uint64_t lba;
4260 uint64_t count; /* forward compat with WS32 */
4261
4262 softc = (struct da_softc *)periph->softc;
4263 ws_max_blks = softc->disk->d_delmaxsize / softc->params.secsize;
4264 lba = bp->bio_pblkno;
4265 count = 0;
4266 bp1 = bp;
4267 do {
4268 if (bp1 != bp)//XXX imp XXX
4269 bioq_insert_tail(&softc->delete_run_queue, bp1);
4270 count += bp1->bio_bcount / softc->params.secsize;
4271 if (count > ws_max_blks) {
4272 xpt_print(periph->path,
4273 "%s issuing short delete %ld > %ld\n",
4274 da_delete_method_desc[softc->delete_method],
4275 count, ws_max_blks);
4276 count = omin(count, ws_max_blks);
4277 break;
4278 }
4279 bp1 = cam_iosched_next_trim(softc->cam_iosched);
4280 if (bp1 == NULL)
4281 break;
4282 if (lba + count != bp1->bio_pblkno ||
4283 count + bp1->bio_bcount /
4284 softc->params.secsize > ws_max_blks) {
4285 cam_iosched_put_back_trim(softc->cam_iosched, bp1);
4286 break;
4287 }
4288 } while (1);
4289
4290 scsi_write_same(&ccb->csio,
4291 /*retries*/da_retry_count,
4292 /*cbfcnp*/dadone,
4293 /*tag_action*/MSG_SIMPLE_Q_TAG,
4294 /*byte2*/softc->delete_method ==
4295 DA_DELETE_ZERO ? 0 : SWS_UNMAP,
4296 softc->delete_method == DA_DELETE_WS16 ? 16 : 10,
4297 /*lba*/lba,
4298 /*block_count*/count,
4299 /*data_ptr*/ __DECONST(void *, zero_region),
4300 /*dxfer_len*/ softc->params.secsize,
4301 /*sense_len*/SSD_FULL_SIZE,
4302 da_default_timeout * 1000);
4303 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
4304 ccb->ccb_h.flags |= CAM_UNLOCKED;
4305 softc->trim_count++;
4306 softc->trim_ranges++;
4307 softc->trim_lbas += count;
4308 cam_iosched_submit_trim(softc->cam_iosched);
4309 }
4310
4311 static int
cmd6workaround(union ccb * ccb)4312 cmd6workaround(union ccb *ccb)
4313 {
4314 struct scsi_rw_6 cmd6;
4315 struct scsi_rw_10 *cmd10;
4316 struct da_softc *softc;
4317 uint8_t *cdb;
4318 struct bio *bp;
4319 int frozen;
4320
4321 cdb = ccb->csio.cdb_io.cdb_bytes;
4322 softc = (struct da_softc *)xpt_path_periph(ccb->ccb_h.path)->softc;
4323
4324 if (ccb->ccb_h.ccb_state == DA_CCB_DELETE) {
4325 da_delete_methods old_method = softc->delete_method;
4326
4327 /*
4328 * Typically there are two reasons for failure here
4329 * 1. Delete method was detected as supported but isn't
4330 * 2. Delete failed due to invalid params e.g. too big
4331 *
4332 * While we will attempt to choose an alternative delete method
4333 * this may result in short deletes if the existing delete
4334 * requests from geom are big for the new method chosen.
4335 *
4336 * This method assumes that the error which triggered this
4337 * will not retry the io otherwise a panic will occur
4338 */
4339 dadeleteflag(softc, old_method, 0);
4340 dadeletemethodchoose(softc, DA_DELETE_DISABLE);
4341 if (softc->delete_method == DA_DELETE_DISABLE)
4342 xpt_print(ccb->ccb_h.path,
4343 "%s failed, disabling BIO_DELETE\n",
4344 da_delete_method_desc[old_method]);
4345 else
4346 xpt_print(ccb->ccb_h.path,
4347 "%s failed, switching to %s BIO_DELETE\n",
4348 da_delete_method_desc[old_method],
4349 da_delete_method_desc[softc->delete_method]);
4350
4351 while ((bp = bioq_takefirst(&softc->delete_run_queue)) != NULL)
4352 cam_iosched_queue_work(softc->cam_iosched, bp);
4353 cam_iosched_queue_work(softc->cam_iosched,
4354 (struct bio *)ccb->ccb_h.ccb_bp);
4355 ccb->ccb_h.ccb_bp = NULL;
4356 return (0);
4357 }
4358
4359 /* Detect unsupported PREVENT ALLOW MEDIUM REMOVAL. */
4360 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 &&
4361 (*cdb == PREVENT_ALLOW) &&
4362 (softc->quirks & DA_Q_NO_PREVENT) == 0) {
4363 if (bootverbose)
4364 xpt_print(ccb->ccb_h.path,
4365 "PREVENT ALLOW MEDIUM REMOVAL not supported.\n");
4366 softc->quirks |= DA_Q_NO_PREVENT;
4367 return (0);
4368 }
4369
4370 /* Detect unsupported SYNCHRONIZE CACHE(10). */
4371 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 &&
4372 (*cdb == SYNCHRONIZE_CACHE) &&
4373 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) {
4374 if (bootverbose)
4375 xpt_print(ccb->ccb_h.path,
4376 "SYNCHRONIZE CACHE(10) not supported.\n");
4377 softc->quirks |= DA_Q_NO_SYNC_CACHE;
4378 softc->disk->d_flags &= ~DISKFLAG_CANFLUSHCACHE;
4379 return (0);
4380 }
4381
4382 /* Translation only possible if CDB is an array and cmd is R/W6 */
4383 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0 ||
4384 (*cdb != READ_6 && *cdb != WRITE_6))
4385 return 0;
4386
4387 xpt_print(ccb->ccb_h.path, "READ(6)/WRITE(6) not supported, "
4388 "increasing minimum_cmd_size to 10.\n");
4389 softc->minimum_cmd_size = 10;
4390
4391 bcopy(cdb, &cmd6, sizeof(struct scsi_rw_6));
4392 cmd10 = (struct scsi_rw_10 *)cdb;
4393 cmd10->opcode = (cmd6.opcode == READ_6) ? READ_10 : WRITE_10;
4394 cmd10->byte2 = 0;
4395 scsi_ulto4b(scsi_3btoul(cmd6.addr), cmd10->addr);
4396 cmd10->reserved = 0;
4397 scsi_ulto2b(cmd6.length, cmd10->length);
4398 cmd10->control = cmd6.control;
4399 ccb->csio.cdb_len = sizeof(*cmd10);
4400
4401 /* Requeue request, unfreezing queue if necessary */
4402 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0;
4403 ccb->ccb_h.status = CAM_REQUEUE_REQ;
4404 xpt_action(ccb);
4405 if (frozen) {
4406 cam_release_devq(ccb->ccb_h.path,
4407 /*relsim_flags*/0,
4408 /*reduction*/0,
4409 /*timeout*/0,
4410 /*getcount_only*/0);
4411 }
4412 return (ERESTART);
4413 }
4414
4415 static void
dazonedone(struct cam_periph * periph,union ccb * ccb)4416 dazonedone(struct cam_periph *periph, union ccb *ccb)
4417 {
4418 struct da_softc *softc;
4419 struct bio *bp;
4420
4421 softc = periph->softc;
4422 bp = (struct bio *)ccb->ccb_h.ccb_bp;
4423
4424 switch (bp->bio_zone.zone_cmd) {
4425 case DISK_ZONE_OPEN:
4426 case DISK_ZONE_CLOSE:
4427 case DISK_ZONE_FINISH:
4428 case DISK_ZONE_RWP:
4429 break;
4430 case DISK_ZONE_REPORT_ZONES: {
4431 uint32_t avail_len;
4432 struct disk_zone_report *rep;
4433 struct scsi_report_zones_hdr *hdr;
4434 struct scsi_report_zones_desc *desc;
4435 struct disk_zone_rep_entry *entry;
4436 uint32_t hdr_len, num_avail;
4437 uint32_t num_to_fill, i;
4438 int ata;
4439
4440 rep = &bp->bio_zone.zone_params.report;
4441 avail_len = ccb->csio.dxfer_len - ccb->csio.resid;
4442 /*
4443 * Note that bio_resid isn't normally used for zone
4444 * commands, but it is used by devstat_end_transaction_bio()
4445 * to determine how much data was transferred. Because
4446 * the size of the SCSI/ATA data structures is different
4447 * than the size of the BIO interface structures, the
4448 * amount of data actually transferred from the drive will
4449 * be different than the amount of data transferred to
4450 * the user.
4451 */
4452 bp->bio_resid = ccb->csio.resid;
4453 hdr = (struct scsi_report_zones_hdr *)ccb->csio.data_ptr;
4454 if (avail_len < sizeof(*hdr)) {
4455 /*
4456 * Is there a better error than EIO here? We asked
4457 * for at least the header, and we got less than
4458 * that.
4459 */
4460 bp->bio_error = EIO;
4461 bp->bio_flags |= BIO_ERROR;
4462 bp->bio_resid = bp->bio_bcount;
4463 break;
4464 }
4465
4466 if (softc->zone_interface == DA_ZONE_IF_ATA_PASS)
4467 ata = 1;
4468 else
4469 ata = 0;
4470
4471 hdr_len = ata ? le32dec(hdr->length) :
4472 scsi_4btoul(hdr->length);
4473 if (hdr_len > 0)
4474 rep->entries_available = hdr_len / sizeof(*desc);
4475 else
4476 rep->entries_available = 0;
4477 /*
4478 * NOTE: using the same values for the BIO version of the
4479 * same field as the SCSI/ATA values. This means we could
4480 * get some additional values that aren't defined in bio.h
4481 * if more values of the same field are defined later.
4482 */
4483 rep->header.same = hdr->byte4 & SRZ_SAME_MASK;
4484 rep->header.maximum_lba = ata ? le64dec(hdr->maximum_lba) :
4485 scsi_8btou64(hdr->maximum_lba);
4486 /*
4487 * If the drive reports no entries that match the query,
4488 * we're done.
4489 */
4490 if (hdr_len == 0) {
4491 rep->entries_filled = 0;
4492 break;
4493 }
4494
4495 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc),
4496 hdr_len / sizeof(*desc));
4497 /*
4498 * If the drive didn't return any data, then we're done.
4499 */
4500 if (num_avail == 0) {
4501 rep->entries_filled = 0;
4502 break;
4503 }
4504
4505 num_to_fill = min(num_avail, rep->entries_allocated);
4506 /*
4507 * If the user didn't allocate any entries for us to fill,
4508 * we're done.
4509 */
4510 if (num_to_fill == 0) {
4511 rep->entries_filled = 0;
4512 break;
4513 }
4514
4515 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0];
4516 i < num_to_fill; i++, desc++, entry++) {
4517 /*
4518 * NOTE: we're mapping the values here directly
4519 * from the SCSI/ATA bit definitions to the bio.h
4520 * definitions. There is also a warning in
4521 * disk_zone.h, but the impact is that if
4522 * additional values are added in the SCSI/ATA
4523 * specs these will be visible to consumers of
4524 * this interface.
4525 */
4526 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK;
4527 entry->zone_condition =
4528 (desc->zone_flags & SRZ_ZONE_COND_MASK) >>
4529 SRZ_ZONE_COND_SHIFT;
4530 entry->zone_flags |= desc->zone_flags &
4531 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET);
4532 entry->zone_length =
4533 ata ? le64dec(desc->zone_length) :
4534 scsi_8btou64(desc->zone_length);
4535 entry->zone_start_lba =
4536 ata ? le64dec(desc->zone_start_lba) :
4537 scsi_8btou64(desc->zone_start_lba);
4538 entry->write_pointer_lba =
4539 ata ? le64dec(desc->write_pointer_lba) :
4540 scsi_8btou64(desc->write_pointer_lba);
4541 }
4542 rep->entries_filled = num_to_fill;
4543 break;
4544 }
4545 case DISK_ZONE_GET_PARAMS:
4546 default:
4547 /*
4548 * In theory we should not get a GET_PARAMS bio, since it
4549 * should be handled without queueing the command to the
4550 * drive.
4551 */
4552 panic("%s: Invalid zone command %d", __func__,
4553 bp->bio_zone.zone_cmd);
4554 break;
4555 }
4556
4557 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES)
4558 free(ccb->csio.data_ptr, M_SCSIDA);
4559 }
4560
4561 static void
dadone(struct cam_periph * periph,union ccb * done_ccb)4562 dadone(struct cam_periph *periph, union ccb *done_ccb)
4563 {
4564 struct bio *bp, *bp1;
4565 struct da_softc *softc;
4566 struct ccb_scsiio *csio;
4567 da_ccb_state state;
4568
4569 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone\n"));
4570
4571 softc = (struct da_softc *)periph->softc;
4572 csio = &done_ccb->csio;
4573
4574 #if defined(BUF_TRACKING) || defined(FULL_BUF_TRACKING)
4575 if (csio->bio != NULL)
4576 biotrack(csio->bio, __func__);
4577 #endif
4578 state = csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK;
4579
4580 cam_periph_lock(periph);
4581 bp = (struct bio *)done_ccb->ccb_h.ccb_bp;
4582 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
4583 int error;
4584 int sf;
4585
4586 if ((csio->ccb_h.ccb_state & DA_CCB_RETRY_UA) != 0)
4587 sf = SF_RETRY_UA;
4588 else
4589 sf = 0;
4590
4591 error = daerror(done_ccb, CAM_RETRY_SELTO, sf);
4592 if (error == ERESTART) {
4593 /* A retry was scheduled, so just return. */
4594 cam_periph_unlock(periph);
4595 return;
4596 }
4597 /*
4598 * refresh bp, since cmd6workaround may set it to NULL when
4599 * there's no delete methos available since it pushes the bp
4600 * back onto the work queue to reschedule it (since different
4601 * delete methods have different size limitations).
4602 */
4603 bp = (struct bio *)done_ccb->ccb_h.ccb_bp;
4604 if (error != 0) {
4605 int queued_error;
4606
4607 /*
4608 * return all queued I/O with EIO, so that
4609 * the client can retry these I/Os in the
4610 * proper order should it attempt to recover.
4611 */
4612 queued_error = EIO;
4613
4614 if (error == ENXIO
4615 && (softc->flags & DA_FLAG_PACK_INVALID)== 0) {
4616 /*
4617 * Catastrophic error. Mark our pack as
4618 * invalid.
4619 *
4620 * XXX See if this is really a media
4621 * XXX change first?
4622 */
4623 xpt_print(periph->path, "Invalidating pack\n");
4624 softc->flags |= DA_FLAG_PACK_INVALID;
4625 #ifdef CAM_IO_STATS
4626 softc->invalidations++;
4627 #endif
4628 queued_error = ENXIO;
4629 }
4630 cam_iosched_flush(softc->cam_iosched, NULL,
4631 queued_error);
4632 if (bp != NULL) {
4633 bp->bio_error = error;
4634 bp->bio_resid = bp->bio_bcount;
4635 bp->bio_flags |= BIO_ERROR;
4636 }
4637 } else if (bp != NULL) {
4638 if (state == DA_CCB_DELETE)
4639 bp->bio_resid = 0;
4640 else
4641 bp->bio_resid = csio->resid;
4642 bp->bio_error = 0;
4643 if (bp->bio_resid != 0)
4644 bp->bio_flags |= BIO_ERROR;
4645 }
4646 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
4647 cam_release_devq(done_ccb->ccb_h.path,
4648 /*relsim_flags*/0,
4649 /*reduction*/0,
4650 /*timeout*/0,
4651 /*getcount_only*/0);
4652 } else if (bp != NULL) {
4653 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
4654 panic("REQ_CMP with QFRZN");
4655 if (bp->bio_cmd == BIO_ZONE)
4656 dazonedone(periph, done_ccb);
4657 else if (state == DA_CCB_DELETE)
4658 bp->bio_resid = 0;
4659 else
4660 bp->bio_resid = csio->resid;
4661 if ((csio->resid > 0) && (bp->bio_cmd != BIO_ZONE))
4662 bp->bio_flags |= BIO_ERROR;
4663 if (softc->error_inject != 0) {
4664 bp->bio_error = softc->error_inject;
4665 bp->bio_resid = bp->bio_bcount;
4666 bp->bio_flags |= BIO_ERROR;
4667 softc->error_inject = 0;
4668 }
4669 }
4670
4671 if (bp != NULL)
4672 biotrack(bp, __func__);
4673 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le);
4674 if (LIST_EMPTY(&softc->pending_ccbs))
4675 softc->flags |= DA_FLAG_WAS_OTAG;
4676
4677 /*
4678 * We need to call cam_iosched before we call biodone so that we don't
4679 * measure any activity that happens in the completion routine, which in
4680 * the case of sendfile can be quite extensive. Release the periph
4681 * refcount taken in dastart() for each CCB.
4682 */
4683 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb);
4684 xpt_release_ccb(done_ccb);
4685 KASSERT(softc->refcount >= 1, ("dadone softc %p refcount %d", softc, softc->refcount));
4686 softc->refcount--;
4687 if (state == DA_CCB_DELETE) {
4688 TAILQ_HEAD(, bio) queue;
4689
4690 TAILQ_INIT(&queue);
4691 TAILQ_CONCAT(&queue, &softc->delete_run_queue.queue, bio_queue);
4692 softc->delete_run_queue.insert_point = NULL;
4693 /*
4694 * Normally, the xpt_release_ccb() above would make sure
4695 * that when we have more work to do, that work would
4696 * get kicked off. However, we specifically keep
4697 * delete_running set to 0 before the call above to
4698 * allow other I/O to progress when many BIO_DELETE
4699 * requests are pushed down. We set delete_running to 0
4700 * and call daschedule again so that we don't stall if
4701 * there are no other I/Os pending apart from BIO_DELETEs.
4702 */
4703 cam_iosched_trim_done(softc->cam_iosched);
4704 daschedule(periph);
4705 cam_periph_unlock(periph);
4706 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) {
4707 TAILQ_REMOVE(&queue, bp1, bio_queue);
4708 bp1->bio_error = bp->bio_error;
4709 if (bp->bio_flags & BIO_ERROR) {
4710 bp1->bio_flags |= BIO_ERROR;
4711 bp1->bio_resid = bp1->bio_bcount;
4712 } else
4713 bp1->bio_resid = 0;
4714 biodone(bp1);
4715 }
4716 } else {
4717 daschedule(periph);
4718 cam_periph_unlock(periph);
4719 }
4720 if (bp != NULL)
4721 biodone(bp);
4722 return;
4723 }
4724
4725 static void
dadone_probewp(struct cam_periph * periph,union ccb * done_ccb)4726 dadone_probewp(struct cam_periph *periph, union ccb *done_ccb)
4727 {
4728 struct da_softc *softc;
4729 struct ccb_scsiio *csio;
4730 uint32_t priority;
4731
4732 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probewp\n"));
4733
4734 softc = (struct da_softc *)periph->softc;
4735 priority = done_ccb->ccb_h.pinfo.priority;
4736 csio = &done_ccb->csio;
4737
4738 cam_periph_assert(periph, MA_OWNED);
4739
4740 KASSERT(softc->state == DA_STATE_PROBE_WP,
4741 ("State (%d) not PROBE_WP in dadone_probewp, periph %p ccb %p",
4742 softc->state, periph, done_ccb));
4743 KASSERT((csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK) == DA_CCB_PROBE_WP,
4744 ("CCB State (%lu) not PROBE_WP in dadone_probewp, periph %p ccb %p",
4745 (unsigned long)csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK, periph,
4746 done_ccb));
4747
4748 if (cam_ccb_status(done_ccb) == CAM_REQ_CMP) {
4749 int len, off;
4750 uint8_t dev_spec;
4751
4752 if (csio->cdb_len > 6) {
4753 struct scsi_mode_header_10 *mh =
4754 (struct scsi_mode_header_10 *)csio->data_ptr;
4755 len = 2 + scsi_2btoul(mh->data_length);
4756 off = sizeof(*mh) + scsi_2btoul(mh->blk_desc_len);
4757 dev_spec = mh->dev_spec;
4758 } else {
4759 struct scsi_mode_header_6 *mh =
4760 (struct scsi_mode_header_6 *)csio->data_ptr;
4761 len = 1 + mh->data_length;
4762 off = sizeof(*mh) + mh->blk_desc_len;
4763 dev_spec = mh->dev_spec;
4764 }
4765 if ((dev_spec & 0x80) != 0)
4766 softc->disk->d_flags |= DISKFLAG_WRITE_PROTECT;
4767 else
4768 softc->disk->d_flags &= ~DISKFLAG_WRITE_PROTECT;
4769
4770 /* Next time request only the first of returned mode pages. */
4771 if (off < len && off < csio->dxfer_len - csio->resid)
4772 softc->mode_page = csio->data_ptr[off] & SMPH_PC_MASK;
4773 } else {
4774 int error;
4775
4776 error = daerror(done_ccb, CAM_RETRY_SELTO,
4777 SF_RETRY_UA|SF_NO_PRINT);
4778 if (error == ERESTART)
4779 return;
4780 else if (error != 0) {
4781 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
4782 /* Don't wedge this device's queue */
4783 cam_release_devq(done_ccb->ccb_h.path,
4784 /*relsim_flags*/0,
4785 /*reduction*/0,
4786 /*timeout*/0,
4787 /*getcount_only*/0);
4788 }
4789
4790 /* We don't depend on it, so don't try again. */
4791 softc->mode_page = -1;
4792 }
4793 }
4794
4795 free(csio->data_ptr, M_SCSIDA);
4796 if ((softc->flags & DA_FLAG_CAN_RC16) != 0)
4797 softc->state = DA_STATE_PROBE_RC16;
4798 else
4799 softc->state = DA_STATE_PROBE_RC;
4800 xpt_release_ccb(done_ccb);
4801 xpt_schedule(periph, priority);
4802 return;
4803 }
4804
4805 static void
dadone_proberc(struct cam_periph * periph,union ccb * done_ccb)4806 dadone_proberc(struct cam_periph *periph, union ccb *done_ccb)
4807 {
4808 struct scsi_read_capacity_data *rdcap;
4809 struct scsi_read_capacity_data_long *rcaplong;
4810 struct da_softc *softc;
4811 struct ccb_scsiio *csio;
4812 da_ccb_state state;
4813 char *announce_buf;
4814 uint32_t priority;
4815 int lbp, n;
4816
4817 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_proberc\n"));
4818
4819 softc = (struct da_softc *)periph->softc;
4820 priority = done_ccb->ccb_h.pinfo.priority;
4821 csio = &done_ccb->csio;
4822 state = csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK;
4823
4824 KASSERT(softc->state == DA_STATE_PROBE_RC || softc->state == DA_STATE_PROBE_RC16,
4825 ("State (%d) not PROBE_RC* in dadone_proberc, periph %p ccb %p",
4826 softc->state, periph, done_ccb));
4827 KASSERT(state == DA_CCB_PROBE_RC || state == DA_CCB_PROBE_RC16,
4828 ("CCB State (%lu) not PROBE_RC* in dadone_probewp, periph %p ccb %p",
4829 (unsigned long)state, periph, done_ccb));
4830
4831 lbp = 0;
4832 rdcap = NULL;
4833 rcaplong = NULL;
4834 /* XXX TODO: can this be a malloc? */
4835 announce_buf = softc->announce_temp;
4836 bzero(announce_buf, DA_ANNOUNCETMP_SZ);
4837
4838 if (state == DA_CCB_PROBE_RC)
4839 rdcap =(struct scsi_read_capacity_data *)csio->data_ptr;
4840 else
4841 rcaplong = (struct scsi_read_capacity_data_long *)
4842 csio->data_ptr;
4843
4844 cam_periph_assert(periph, MA_OWNED);
4845
4846 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
4847 struct disk_params *dp;
4848 uint32_t block_size;
4849 uint64_t maxsector;
4850 u_int lalba; /* Lowest aligned LBA. */
4851
4852 if (state == DA_CCB_PROBE_RC) {
4853 block_size = scsi_4btoul(rdcap->length);
4854 maxsector = scsi_4btoul(rdcap->addr);
4855 lalba = 0;
4856
4857 /*
4858 * According to SBC-2, if the standard 10
4859 * byte READ CAPACITY command returns 2^32,
4860 * we should issue the 16 byte version of
4861 * the command, since the device in question
4862 * has more sectors than can be represented
4863 * with the short version of the command.
4864 */
4865 if (maxsector == 0xffffffff) {
4866 free(rdcap, M_SCSIDA);
4867 softc->state = DA_STATE_PROBE_RC16;
4868 xpt_release_ccb(done_ccb);
4869 xpt_schedule(periph, priority);
4870 return;
4871 }
4872 } else {
4873 block_size = scsi_4btoul(rcaplong->length);
4874 maxsector = scsi_8btou64(rcaplong->addr);
4875 lalba = scsi_2btoul(rcaplong->lalba_lbp);
4876 }
4877
4878 /*
4879 * Because GEOM code just will panic us if we
4880 * give them an 'illegal' value we'll avoid that
4881 * here.
4882 */
4883 if (block_size == 0) {
4884 block_size = 512;
4885 if (maxsector == 0)
4886 maxsector = -1;
4887 }
4888 if (block_size >= maxphys) {
4889 xpt_print(periph->path,
4890 "unsupportable block size %ju\n",
4891 (uintmax_t) block_size);
4892 announce_buf = NULL;
4893 cam_periph_invalidate(periph);
4894 } else {
4895 /*
4896 * We pass rcaplong into dasetgeom(),
4897 * because it will only use it if it is
4898 * non-NULL.
4899 */
4900 dasetgeom(periph, block_size, maxsector,
4901 rcaplong, sizeof(*rcaplong));
4902 lbp = (lalba & SRC16_LBPME_A);
4903 dp = &softc->params;
4904 n = snprintf(announce_buf, DA_ANNOUNCETMP_SZ,
4905 "%juMB (%ju %u byte sectors",
4906 ((uintmax_t)dp->secsize * dp->sectors) /
4907 (1024 * 1024),
4908 (uintmax_t)dp->sectors, dp->secsize);
4909 if (softc->p_type != 0) {
4910 n += snprintf(announce_buf + n,
4911 DA_ANNOUNCETMP_SZ - n,
4912 ", DIF type %d", softc->p_type);
4913 }
4914 snprintf(announce_buf + n, DA_ANNOUNCETMP_SZ - n, ")");
4915 }
4916 } else {
4917 int error;
4918
4919 /*
4920 * Retry any UNIT ATTENTION type errors. They
4921 * are expected at boot.
4922 */
4923 error = daerror(done_ccb, CAM_RETRY_SELTO,
4924 SF_RETRY_UA|SF_NO_PRINT);
4925 if (error == ERESTART) {
4926 /*
4927 * A retry was scheuled, so
4928 * just return.
4929 */
4930 return;
4931 } else if (error != 0) {
4932 int asc, ascq;
4933 int sense_key, error_code;
4934 int have_sense;
4935 cam_status status;
4936 struct ccb_getdev cgd;
4937
4938 /* Don't wedge this device's queue */
4939 status = done_ccb->ccb_h.status;
4940 if ((status & CAM_DEV_QFRZN) != 0)
4941 cam_release_devq(done_ccb->ccb_h.path,
4942 /*relsim_flags*/0,
4943 /*reduction*/0,
4944 /*timeout*/0,
4945 /*getcount_only*/0);
4946
4947 memset(&cgd, 0, sizeof(cgd));
4948 xpt_setup_ccb(&cgd.ccb_h, done_ccb->ccb_h.path,
4949 CAM_PRIORITY_NORMAL);
4950 cgd.ccb_h.func_code = XPT_GDEV_TYPE;
4951 xpt_action((union ccb *)&cgd);
4952
4953 if (scsi_extract_sense_ccb(done_ccb,
4954 &error_code, &sense_key, &asc, &ascq))
4955 have_sense = TRUE;
4956 else
4957 have_sense = FALSE;
4958
4959 /*
4960 * If we tried READ CAPACITY(16) and failed,
4961 * fallback to READ CAPACITY(10).
4962 */
4963 if ((state == DA_CCB_PROBE_RC16) &&
4964 (softc->flags & DA_FLAG_CAN_RC16) &&
4965 (((csio->ccb_h.status & CAM_STATUS_MASK) ==
4966 CAM_REQ_INVALID) ||
4967 ((have_sense) &&
4968 (error_code == SSD_CURRENT_ERROR ||
4969 error_code == SSD_DESC_CURRENT_ERROR) &&
4970 (sense_key == SSD_KEY_ILLEGAL_REQUEST)))) {
4971 cam_periph_assert(periph, MA_OWNED);
4972 softc->flags &= ~DA_FLAG_CAN_RC16;
4973 free(rdcap, M_SCSIDA);
4974 softc->state = DA_STATE_PROBE_RC;
4975 xpt_release_ccb(done_ccb);
4976 xpt_schedule(periph, priority);
4977 return;
4978 }
4979
4980 /*
4981 * Attach to anything that claims to be a direct access
4982 * or optical disk device, as long as it doesn't return
4983 * a "Logical unit not supported" (25/0) error.
4984 * "Internal Target Failure" (44/0) is also special and
4985 * typically means that the device is a SATA drive
4986 * behind a SATL translation that's fallen into a
4987 * terminally fatal state.
4988 *
4989 * 25/0: LOGICAL UNIT NOT SUPPORTED
4990 * 44/0: INTERNAL TARGET FAILURE
4991 * 44/1: PERSISTENT RESERVATION INFORMATION LOST
4992 * 44/71: ATA DEVICE FAILED SET FEATURES
4993 */
4994 if ((have_sense)
4995 && (asc != 0x25) && (asc != 0x44)
4996 && (error_code == SSD_CURRENT_ERROR
4997 || error_code == SSD_DESC_CURRENT_ERROR)) {
4998 const char *sense_key_desc;
4999 const char *asc_desc;
5000
5001 dasetgeom(periph, 512, -1, NULL, 0);
5002 scsi_sense_desc(sense_key, asc, ascq,
5003 &cgd.inq_data, &sense_key_desc,
5004 &asc_desc);
5005 snprintf(announce_buf, DA_ANNOUNCETMP_SZ,
5006 "Attempt to query device "
5007 "size failed: %s, %s",
5008 sense_key_desc, asc_desc);
5009 } else {
5010 if (have_sense)
5011 scsi_sense_print(&done_ccb->csio);
5012 else {
5013 xpt_print(periph->path,
5014 "got CAM status %#x\n",
5015 done_ccb->ccb_h.status);
5016 }
5017
5018 xpt_print(periph->path, "fatal error, "
5019 "failed to attach to device\n");
5020
5021 announce_buf = NULL;
5022
5023 /*
5024 * Free up resources.
5025 */
5026 cam_periph_invalidate(periph);
5027 }
5028 }
5029 }
5030 free(csio->data_ptr, M_SCSIDA);
5031 if (announce_buf != NULL &&
5032 ((softc->flags & DA_FLAG_ANNOUNCED) == 0)) {
5033 struct sbuf sb;
5034
5035 sbuf_new(&sb, softc->announcebuf, DA_ANNOUNCE_SZ,
5036 SBUF_FIXEDLEN);
5037 xpt_announce_periph_sbuf(periph, &sb, announce_buf);
5038 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks,
5039 DA_Q_BIT_STRING);
5040 sbuf_finish(&sb);
5041 sbuf_putbuf(&sb);
5042
5043 /*
5044 * Create our sysctl variables, now that we know
5045 * we have successfully attached.
5046 */
5047 /* increase the refcount */
5048 if (da_periph_acquire(periph, DA_REF_SYSCTL) == 0) {
5049 taskqueue_enqueue(taskqueue_thread,
5050 &softc->sysctl_task);
5051 } else {
5052 /* XXX This message is useless! */
5053 xpt_print(periph->path, "fatal error, "
5054 "could not acquire reference count\n");
5055 }
5056 }
5057
5058 /* We already probed the device. */
5059 if (softc->flags & DA_FLAG_PROBED) {
5060 daprobedone(periph, done_ccb);
5061 return;
5062 }
5063
5064 /* Ensure re-probe doesn't see old delete. */
5065 softc->delete_available = 0;
5066 dadeleteflag(softc, DA_DELETE_ZERO, 1);
5067 if (lbp && (softc->quirks & DA_Q_NO_UNMAP) == 0) {
5068 /*
5069 * Based on older SBC-3 spec revisions
5070 * any of the UNMAP methods "may" be
5071 * available via LBP given this flag so
5072 * we flag all of them as available and
5073 * then remove those which further
5074 * probes confirm aren't available
5075 * later.
5076 *
5077 * We could also check readcap(16) p_type
5078 * flag to exclude one or more invalid
5079 * write same (X) types here
5080 */
5081 dadeleteflag(softc, DA_DELETE_WS16, 1);
5082 dadeleteflag(softc, DA_DELETE_WS10, 1);
5083 dadeleteflag(softc, DA_DELETE_UNMAP, 1);
5084
5085 softc->state = DA_STATE_PROBE_LBP;
5086 xpt_release_ccb(done_ccb);
5087 xpt_schedule(periph, priority);
5088 return;
5089 }
5090
5091 softc->state = DA_STATE_PROBE_BDC;
5092 xpt_release_ccb(done_ccb);
5093 xpt_schedule(periph, priority);
5094 return;
5095 }
5096
5097 static void
dadone_probelbp(struct cam_periph * periph,union ccb * done_ccb)5098 dadone_probelbp(struct cam_periph *periph, union ccb *done_ccb)
5099 {
5100 struct scsi_vpd_logical_block_prov *lbp;
5101 struct da_softc *softc;
5102 struct ccb_scsiio *csio;
5103 uint32_t priority;
5104
5105 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probelbp\n"));
5106
5107 softc = (struct da_softc *)periph->softc;
5108 priority = done_ccb->ccb_h.pinfo.priority;
5109 csio = &done_ccb->csio;
5110 lbp = (struct scsi_vpd_logical_block_prov *)csio->data_ptr;
5111
5112 cam_periph_assert(periph, MA_OWNED);
5113
5114 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5115 /*
5116 * T10/1799-D Revision 31 states at least one of these
5117 * must be supported but we don't currently enforce this.
5118 */
5119 dadeleteflag(softc, DA_DELETE_WS16,
5120 (lbp->flags & SVPD_LBP_WS16));
5121 dadeleteflag(softc, DA_DELETE_WS10,
5122 (lbp->flags & SVPD_LBP_WS10));
5123 dadeleteflag(softc, DA_DELETE_UNMAP,
5124 (lbp->flags & SVPD_LBP_UNMAP));
5125 } else {
5126 int error;
5127 error = daerror(done_ccb, CAM_RETRY_SELTO,
5128 SF_RETRY_UA|SF_NO_PRINT);
5129 if (error == ERESTART)
5130 return;
5131 else if (error != 0) {
5132 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5133 /* Don't wedge this device's queue */
5134 cam_release_devq(done_ccb->ccb_h.path,
5135 /*relsim_flags*/0,
5136 /*reduction*/0,
5137 /*timeout*/0,
5138 /*getcount_only*/0);
5139 }
5140
5141 /*
5142 * Failure indicates we don't support any SBC-3
5143 * delete methods with UNMAP
5144 */
5145 }
5146 }
5147
5148 free(lbp, M_SCSIDA);
5149 softc->state = DA_STATE_PROBE_BLK_LIMITS;
5150 xpt_release_ccb(done_ccb);
5151 xpt_schedule(periph, priority);
5152 return;
5153 }
5154
5155 static void
dadone_probeblklimits(struct cam_periph * periph,union ccb * done_ccb)5156 dadone_probeblklimits(struct cam_periph *periph, union ccb *done_ccb)
5157 {
5158 struct scsi_vpd_block_limits *block_limits;
5159 struct da_softc *softc;
5160 struct ccb_scsiio *csio;
5161 uint32_t priority;
5162
5163 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeblklimits\n"));
5164
5165 softc = (struct da_softc *)periph->softc;
5166 priority = done_ccb->ccb_h.pinfo.priority;
5167 csio = &done_ccb->csio;
5168 block_limits = (struct scsi_vpd_block_limits *)csio->data_ptr;
5169
5170 cam_periph_assert(periph, MA_OWNED);
5171
5172 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5173 uint32_t max_txfer_len = scsi_4btoul(
5174 block_limits->max_txfer_len);
5175 uint32_t max_unmap_lba_cnt = scsi_4btoul(
5176 block_limits->max_unmap_lba_cnt);
5177 uint32_t max_unmap_blk_cnt = scsi_4btoul(
5178 block_limits->max_unmap_blk_cnt);
5179 uint32_t unmap_gran = scsi_4btoul(
5180 block_limits->opt_unmap_grain);
5181 uint32_t unmap_gran_align = scsi_4btoul(
5182 block_limits->unmap_grain_align);
5183 uint64_t ws_max_blks = scsi_8btou64(
5184 block_limits->max_write_same_length);
5185
5186 if (max_txfer_len != 0) {
5187 softc->disk->d_maxsize = MIN(softc->maxio,
5188 (off_t)max_txfer_len * softc->params.secsize);
5189 }
5190
5191 /*
5192 * We should already support UNMAP but we check lba
5193 * and block count to be sure
5194 */
5195 if (max_unmap_lba_cnt != 0x00L &&
5196 max_unmap_blk_cnt != 0x00L) {
5197 softc->unmap_max_lba = max_unmap_lba_cnt;
5198 softc->unmap_max_ranges = min(max_unmap_blk_cnt,
5199 UNMAP_MAX_RANGES);
5200 if (unmap_gran > 1) {
5201 softc->unmap_gran = unmap_gran;
5202 if (unmap_gran_align & 0x80000000) {
5203 softc->unmap_gran_align =
5204 unmap_gran_align & 0x7fffffff;
5205 }
5206 }
5207 } else {
5208 /*
5209 * Unexpected UNMAP limits which means the
5210 * device doesn't actually support UNMAP
5211 */
5212 dadeleteflag(softc, DA_DELETE_UNMAP, 0);
5213 }
5214
5215 if (ws_max_blks != 0x00L)
5216 softc->ws_max_blks = ws_max_blks;
5217 } else {
5218 int error;
5219 error = daerror(done_ccb, CAM_RETRY_SELTO,
5220 SF_RETRY_UA|SF_NO_PRINT);
5221 if (error == ERESTART)
5222 return;
5223 else if (error != 0) {
5224 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5225 /* Don't wedge this device's queue */
5226 cam_release_devq(done_ccb->ccb_h.path,
5227 /*relsim_flags*/0,
5228 /*reduction*/0,
5229 /*timeout*/0,
5230 /*getcount_only*/0);
5231 }
5232
5233 /*
5234 * Failure here doesn't mean UNMAP is not
5235 * supported as this is an optional page.
5236 */
5237 softc->unmap_max_lba = 1;
5238 softc->unmap_max_ranges = 1;
5239 }
5240 }
5241
5242 free(block_limits, M_SCSIDA);
5243 softc->state = DA_STATE_PROBE_BDC;
5244 xpt_release_ccb(done_ccb);
5245 xpt_schedule(periph, priority);
5246 return;
5247 }
5248
5249 static void
dadone_probebdc(struct cam_periph * periph,union ccb * done_ccb)5250 dadone_probebdc(struct cam_periph *periph, union ccb *done_ccb)
5251 {
5252 struct scsi_vpd_block_device_characteristics *bdc;
5253 struct da_softc *softc;
5254 struct ccb_scsiio *csio;
5255 uint32_t priority;
5256
5257 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probebdc\n"));
5258
5259 softc = (struct da_softc *)periph->softc;
5260 priority = done_ccb->ccb_h.pinfo.priority;
5261 csio = &done_ccb->csio;
5262 bdc = (struct scsi_vpd_block_device_characteristics *)csio->data_ptr;
5263
5264 cam_periph_assert(periph, MA_OWNED);
5265
5266 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5267 uint32_t valid_len;
5268
5269 /*
5270 * Disable queue sorting for non-rotational media
5271 * by default.
5272 */
5273 uint16_t old_rate = softc->disk->d_rotation_rate;
5274
5275 valid_len = csio->dxfer_len - csio->resid;
5276 if (SBDC_IS_PRESENT(bdc, valid_len,
5277 medium_rotation_rate)) {
5278 softc->disk->d_rotation_rate =
5279 scsi_2btoul(bdc->medium_rotation_rate);
5280 if (softc->disk->d_rotation_rate == SVPD_NON_ROTATING) {
5281 cam_iosched_set_sort_queue(
5282 softc->cam_iosched, 0);
5283 softc->flags &= ~DA_FLAG_ROTATING;
5284 }
5285 if (softc->disk->d_rotation_rate != old_rate) {
5286 disk_attr_changed(softc->disk,
5287 "GEOM::rotation_rate", M_NOWAIT);
5288 }
5289 }
5290 if ((SBDC_IS_PRESENT(bdc, valid_len, flags))
5291 && (softc->zone_mode == DA_ZONE_NONE)) {
5292 int ata_proto;
5293
5294 if (scsi_vpd_supported_page(periph,
5295 SVPD_ATA_INFORMATION))
5296 ata_proto = 1;
5297 else
5298 ata_proto = 0;
5299
5300 /*
5301 * The Zoned field will only be set for
5302 * Drive Managed and Host Aware drives. If
5303 * they are Host Managed, the device type
5304 * in the standard INQUIRY data should be
5305 * set to T_ZBC_HM (0x14).
5306 */
5307 if ((bdc->flags & SVPD_ZBC_MASK) ==
5308 SVPD_HAW_ZBC) {
5309 softc->zone_mode = DA_ZONE_HOST_AWARE;
5310 softc->zone_interface = (ata_proto) ?
5311 DA_ZONE_IF_ATA_SAT : DA_ZONE_IF_SCSI;
5312 } else if ((bdc->flags & SVPD_ZBC_MASK) ==
5313 SVPD_DM_ZBC) {
5314 softc->zone_mode =DA_ZONE_DRIVE_MANAGED;
5315 softc->zone_interface = (ata_proto) ?
5316 DA_ZONE_IF_ATA_SAT : DA_ZONE_IF_SCSI;
5317 } else if ((bdc->flags & SVPD_ZBC_MASK) !=
5318 SVPD_ZBC_NR) {
5319 xpt_print(periph->path, "Unknown zoned "
5320 "type %#x",
5321 bdc->flags & SVPD_ZBC_MASK);
5322 }
5323 }
5324 } else {
5325 int error;
5326 error = daerror(done_ccb, CAM_RETRY_SELTO,
5327 SF_RETRY_UA|SF_NO_PRINT);
5328 if (error == ERESTART)
5329 return;
5330 else if (error != 0) {
5331 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5332 /* Don't wedge this device's queue */
5333 cam_release_devq(done_ccb->ccb_h.path,
5334 /*relsim_flags*/0,
5335 /*reduction*/0,
5336 /*timeout*/0,
5337 /*getcount_only*/0);
5338 }
5339 }
5340 }
5341
5342 free(bdc, M_SCSIDA);
5343 softc->state = DA_STATE_PROBE_ATA;
5344 xpt_release_ccb(done_ccb);
5345 xpt_schedule(periph, priority);
5346 return;
5347 }
5348
5349 static void
dadone_probeata(struct cam_periph * periph,union ccb * done_ccb)5350 dadone_probeata(struct cam_periph *periph, union ccb *done_ccb)
5351 {
5352 struct ata_params *ata_params;
5353 struct ccb_scsiio *csio;
5354 struct da_softc *softc;
5355 uint32_t priority;
5356 int continue_probe;
5357 int error;
5358
5359 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeata\n"));
5360
5361 softc = (struct da_softc *)periph->softc;
5362 priority = done_ccb->ccb_h.pinfo.priority;
5363 csio = &done_ccb->csio;
5364 ata_params = (struct ata_params *)csio->data_ptr;
5365 continue_probe = 0;
5366 error = 0;
5367
5368 cam_periph_assert(periph, MA_OWNED);
5369
5370 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5371 uint16_t old_rate;
5372
5373 ata_param_fixup(ata_params);
5374 if (ata_params->support_dsm & ATA_SUPPORT_DSM_TRIM &&
5375 (softc->quirks & DA_Q_NO_UNMAP) == 0) {
5376 dadeleteflag(softc, DA_DELETE_ATA_TRIM, 1);
5377 if (ata_params->max_dsm_blocks != 0)
5378 softc->trim_max_ranges = min(
5379 softc->trim_max_ranges,
5380 ata_params->max_dsm_blocks *
5381 ATA_DSM_BLK_RANGES);
5382 }
5383 /*
5384 * Disable queue sorting for non-rotational media
5385 * by default.
5386 */
5387 old_rate = softc->disk->d_rotation_rate;
5388 softc->disk->d_rotation_rate = ata_params->media_rotation_rate;
5389 if (softc->disk->d_rotation_rate == ATA_RATE_NON_ROTATING) {
5390 cam_iosched_set_sort_queue(softc->cam_iosched, 0);
5391 softc->flags &= ~DA_FLAG_ROTATING;
5392 }
5393 if (softc->disk->d_rotation_rate != old_rate) {
5394 disk_attr_changed(softc->disk,
5395 "GEOM::rotation_rate", M_NOWAIT);
5396 }
5397
5398 cam_periph_assert(periph, MA_OWNED);
5399 if (ata_params->capabilities1 & ATA_SUPPORT_DMA)
5400 softc->flags |= DA_FLAG_CAN_ATA_DMA;
5401
5402 if (ata_params->support.extension & ATA_SUPPORT_GENLOG)
5403 softc->flags |= DA_FLAG_CAN_ATA_LOG;
5404
5405 /*
5406 * At this point, if we have a SATA host aware drive,
5407 * we communicate via ATA passthrough unless the
5408 * SAT layer supports ZBC -> ZAC translation. In
5409 * that case,
5410 *
5411 * XXX KDM figure out how to detect a host managed
5412 * SATA drive.
5413 */
5414 if (softc->zone_mode == DA_ZONE_NONE) {
5415 /*
5416 * Note that we don't override the zone
5417 * mode or interface if it has already been
5418 * set. This is because it has either been
5419 * set as a quirk, or when we probed the
5420 * SCSI Block Device Characteristics page,
5421 * the zoned field was set. The latter
5422 * means that the SAT layer supports ZBC to
5423 * ZAC translation, and we would prefer to
5424 * use that if it is available.
5425 */
5426 if ((ata_params->support3 &
5427 ATA_SUPPORT_ZONE_MASK) ==
5428 ATA_SUPPORT_ZONE_HOST_AWARE) {
5429 softc->zone_mode = DA_ZONE_HOST_AWARE;
5430 softc->zone_interface =
5431 DA_ZONE_IF_ATA_PASS;
5432 } else if ((ata_params->support3 &
5433 ATA_SUPPORT_ZONE_MASK) ==
5434 ATA_SUPPORT_ZONE_DEV_MANAGED) {
5435 softc->zone_mode =DA_ZONE_DRIVE_MANAGED;
5436 softc->zone_interface = DA_ZONE_IF_ATA_PASS;
5437 }
5438 }
5439
5440 } else {
5441 error = daerror(done_ccb, CAM_RETRY_SELTO,
5442 SF_RETRY_UA|SF_NO_PRINT);
5443 if (error == ERESTART)
5444 return;
5445 else if (error != 0) {
5446 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5447 /* Don't wedge this device's queue */
5448 cam_release_devq(done_ccb->ccb_h.path,
5449 /*relsim_flags*/0,
5450 /*reduction*/0,
5451 /*timeout*/0,
5452 /*getcount_only*/0);
5453 }
5454 }
5455 }
5456
5457 if ((softc->zone_mode == DA_ZONE_HOST_AWARE)
5458 || (softc->zone_mode == DA_ZONE_HOST_MANAGED)) {
5459 /*
5460 * If the ATA IDENTIFY failed, we could be talking
5461 * to a SCSI drive, although that seems unlikely,
5462 * since the drive did report that it supported the
5463 * ATA Information VPD page. If the ATA IDENTIFY
5464 * succeeded, and the SAT layer doesn't support
5465 * ZBC -> ZAC translation, continue on to get the
5466 * directory of ATA logs, and complete the rest of
5467 * the ZAC probe. If the SAT layer does support
5468 * ZBC -> ZAC translation, we want to use that,
5469 * and we'll probe the SCSI Zoned Block Device
5470 * Characteristics VPD page next.
5471 */
5472 if ((error == 0)
5473 && (softc->flags & DA_FLAG_CAN_ATA_LOG)
5474 && (softc->zone_interface == DA_ZONE_IF_ATA_PASS))
5475 softc->state = DA_STATE_PROBE_ATA_LOGDIR;
5476 else
5477 softc->state = DA_STATE_PROBE_ZONE;
5478 continue_probe = 1;
5479 }
5480 if (continue_probe != 0) {
5481 xpt_schedule(periph, priority);
5482 xpt_release_ccb(done_ccb);
5483 return;
5484 } else
5485 daprobedone(periph, done_ccb);
5486 return;
5487 }
5488
5489 static void
dadone_probeatalogdir(struct cam_periph * periph,union ccb * done_ccb)5490 dadone_probeatalogdir(struct cam_periph *periph, union ccb *done_ccb)
5491 {
5492 struct da_softc *softc;
5493 struct ccb_scsiio *csio;
5494 uint32_t priority;
5495 int error;
5496
5497 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeatalogdir\n"));
5498
5499 softc = (struct da_softc *)periph->softc;
5500 priority = done_ccb->ccb_h.pinfo.priority;
5501 csio = &done_ccb->csio;
5502
5503 cam_periph_assert(periph, MA_OWNED);
5504 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5505 error = 0;
5506 softc->valid_logdir_len = 0;
5507 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir));
5508 softc->valid_logdir_len = csio->dxfer_len - csio->resid;
5509 if (softc->valid_logdir_len > 0)
5510 bcopy(csio->data_ptr, &softc->ata_logdir,
5511 min(softc->valid_logdir_len,
5512 sizeof(softc->ata_logdir)));
5513 /*
5514 * Figure out whether the Identify Device log is
5515 * supported. The General Purpose log directory
5516 * has a header, and lists the number of pages
5517 * available for each GP log identified by the
5518 * offset into the list.
5519 */
5520 if ((softc->valid_logdir_len >=
5521 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t)))
5522 && (le16dec(softc->ata_logdir.header) ==
5523 ATA_GP_LOG_DIR_VERSION)
5524 && (le16dec(&softc->ata_logdir.num_pages[
5525 (ATA_IDENTIFY_DATA_LOG *
5526 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){
5527 softc->flags |= DA_FLAG_CAN_ATA_IDLOG;
5528 } else {
5529 softc->flags &= ~DA_FLAG_CAN_ATA_IDLOG;
5530 }
5531 } else {
5532 error = daerror(done_ccb, CAM_RETRY_SELTO,
5533 SF_RETRY_UA|SF_NO_PRINT);
5534 if (error == ERESTART)
5535 return;
5536 else if (error != 0) {
5537 /*
5538 * If we can't get the ATA log directory,
5539 * then ATA logs are effectively not
5540 * supported even if the bit is set in the
5541 * identify data.
5542 */
5543 softc->flags &= ~(DA_FLAG_CAN_ATA_LOG |
5544 DA_FLAG_CAN_ATA_IDLOG);
5545 if ((done_ccb->ccb_h.status &
5546 CAM_DEV_QFRZN) != 0) {
5547 /* Don't wedge this device's queue */
5548 cam_release_devq(done_ccb->ccb_h.path,
5549 /*relsim_flags*/0,
5550 /*reduction*/0,
5551 /*timeout*/0,
5552 /*getcount_only*/0);
5553 }
5554 }
5555 }
5556
5557 free(csio->data_ptr, M_SCSIDA);
5558
5559 if ((error == 0)
5560 && (softc->flags & DA_FLAG_CAN_ATA_IDLOG)) {
5561 softc->state = DA_STATE_PROBE_ATA_IDDIR;
5562 xpt_release_ccb(done_ccb);
5563 xpt_schedule(periph, priority);
5564 return;
5565 }
5566 daprobedone(periph, done_ccb);
5567 return;
5568 }
5569
5570 static void
dadone_probeataiddir(struct cam_periph * periph,union ccb * done_ccb)5571 dadone_probeataiddir(struct cam_periph *periph, union ccb *done_ccb)
5572 {
5573 struct da_softc *softc;
5574 struct ccb_scsiio *csio;
5575 uint32_t priority;
5576 int error;
5577
5578 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeataiddir\n"));
5579
5580 softc = (struct da_softc *)periph->softc;
5581 priority = done_ccb->ccb_h.pinfo.priority;
5582 csio = &done_ccb->csio;
5583
5584 cam_periph_assert(periph, MA_OWNED);
5585
5586 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5587 off_t entries_offset, max_entries;
5588 error = 0;
5589
5590 softc->valid_iddir_len = 0;
5591 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir));
5592 softc->flags &= ~(DA_FLAG_CAN_ATA_SUPCAP |
5593 DA_FLAG_CAN_ATA_ZONE);
5594 softc->valid_iddir_len = csio->dxfer_len - csio->resid;
5595 if (softc->valid_iddir_len > 0)
5596 bcopy(csio->data_ptr, &softc->ata_iddir,
5597 min(softc->valid_iddir_len,
5598 sizeof(softc->ata_iddir)));
5599
5600 entries_offset =
5601 __offsetof(struct ata_identify_log_pages,entries);
5602 max_entries = softc->valid_iddir_len - entries_offset;
5603 if ((softc->valid_iddir_len > (entries_offset + 1))
5604 && (le64dec(softc->ata_iddir.header) == ATA_IDLOG_REVISION)
5605 && (softc->ata_iddir.entry_count > 0)) {
5606 int num_entries, i;
5607
5608 num_entries = softc->ata_iddir.entry_count;
5609 num_entries = min(num_entries,
5610 softc->valid_iddir_len - entries_offset);
5611 for (i = 0; i < num_entries && i < max_entries; i++) {
5612 if (softc->ata_iddir.entries[i] ==
5613 ATA_IDL_SUP_CAP)
5614 softc->flags |= DA_FLAG_CAN_ATA_SUPCAP;
5615 else if (softc->ata_iddir.entries[i] ==
5616 ATA_IDL_ZDI)
5617 softc->flags |= DA_FLAG_CAN_ATA_ZONE;
5618
5619 if ((softc->flags & DA_FLAG_CAN_ATA_SUPCAP)
5620 && (softc->flags & DA_FLAG_CAN_ATA_ZONE))
5621 break;
5622 }
5623 }
5624 } else {
5625 error = daerror(done_ccb, CAM_RETRY_SELTO,
5626 SF_RETRY_UA|SF_NO_PRINT);
5627 if (error == ERESTART)
5628 return;
5629 else if (error != 0) {
5630 /*
5631 * If we can't get the ATA Identify Data log
5632 * directory, then it effectively isn't
5633 * supported even if the ATA Log directory
5634 * a non-zero number of pages present for
5635 * this log.
5636 */
5637 softc->flags &= ~DA_FLAG_CAN_ATA_IDLOG;
5638 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5639 /* Don't wedge this device's queue */
5640 cam_release_devq(done_ccb->ccb_h.path,
5641 /*relsim_flags*/0,
5642 /*reduction*/0,
5643 /*timeout*/0,
5644 /*getcount_only*/0);
5645 }
5646 }
5647 }
5648
5649 free(csio->data_ptr, M_SCSIDA);
5650
5651 if ((error == 0) && (softc->flags & DA_FLAG_CAN_ATA_SUPCAP)) {
5652 softc->state = DA_STATE_PROBE_ATA_SUP;
5653 xpt_release_ccb(done_ccb);
5654 xpt_schedule(periph, priority);
5655 return;
5656 }
5657 daprobedone(periph, done_ccb);
5658 return;
5659 }
5660
5661 static void
dadone_probeatasup(struct cam_periph * periph,union ccb * done_ccb)5662 dadone_probeatasup(struct cam_periph *periph, union ccb *done_ccb)
5663 {
5664 struct da_softc *softc;
5665 struct ccb_scsiio *csio;
5666 uint32_t priority;
5667 int error;
5668
5669 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeatasup\n"));
5670
5671 softc = (struct da_softc *)periph->softc;
5672 priority = done_ccb->ccb_h.pinfo.priority;
5673 csio = &done_ccb->csio;
5674
5675 cam_periph_assert(periph, MA_OWNED);
5676
5677 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5678 uint32_t valid_len;
5679 size_t needed_size;
5680 struct ata_identify_log_sup_cap *sup_cap;
5681 error = 0;
5682
5683 sup_cap = (struct ata_identify_log_sup_cap *)csio->data_ptr;
5684 valid_len = csio->dxfer_len - csio->resid;
5685 needed_size = __offsetof(struct ata_identify_log_sup_cap,
5686 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap);
5687 if (valid_len >= needed_size) {
5688 uint64_t zoned, zac_cap;
5689
5690 zoned = le64dec(sup_cap->zoned_cap);
5691 if (zoned & ATA_ZONED_VALID) {
5692 /*
5693 * This should have already been
5694 * set, because this is also in the
5695 * ATA identify data.
5696 */
5697 if ((zoned & ATA_ZONED_MASK) ==
5698 ATA_SUPPORT_ZONE_HOST_AWARE)
5699 softc->zone_mode = DA_ZONE_HOST_AWARE;
5700 else if ((zoned & ATA_ZONED_MASK) ==
5701 ATA_SUPPORT_ZONE_DEV_MANAGED)
5702 softc->zone_mode =
5703 DA_ZONE_DRIVE_MANAGED;
5704 }
5705
5706 zac_cap = le64dec(sup_cap->sup_zac_cap);
5707 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) {
5708 if (zac_cap & ATA_REPORT_ZONES_SUP)
5709 softc->zone_flags |=
5710 DA_ZONE_FLAG_RZ_SUP;
5711 if (zac_cap & ATA_ND_OPEN_ZONE_SUP)
5712 softc->zone_flags |=
5713 DA_ZONE_FLAG_OPEN_SUP;
5714 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP)
5715 softc->zone_flags |=
5716 DA_ZONE_FLAG_CLOSE_SUP;
5717 if (zac_cap & ATA_ND_FINISH_ZONE_SUP)
5718 softc->zone_flags |=
5719 DA_ZONE_FLAG_FINISH_SUP;
5720 if (zac_cap & ATA_ND_RWP_SUP)
5721 softc->zone_flags |=
5722 DA_ZONE_FLAG_RWP_SUP;
5723 } else {
5724 /*
5725 * This field was introduced in
5726 * ACS-4, r08 on April 28th, 2015.
5727 * If the drive firmware was written
5728 * to an earlier spec, it won't have
5729 * the field. So, assume all
5730 * commands are supported.
5731 */
5732 softc->zone_flags |= DA_ZONE_FLAG_SUP_MASK;
5733 }
5734 }
5735 } else {
5736 error = daerror(done_ccb, CAM_RETRY_SELTO,
5737 SF_RETRY_UA|SF_NO_PRINT);
5738 if (error == ERESTART)
5739 return;
5740 else if (error != 0) {
5741 /*
5742 * If we can't get the ATA Identify Data
5743 * Supported Capabilities page, clear the
5744 * flag...
5745 */
5746 softc->flags &= ~DA_FLAG_CAN_ATA_SUPCAP;
5747 /*
5748 * And clear zone capabilities.
5749 */
5750 softc->zone_flags &= ~DA_ZONE_FLAG_SUP_MASK;
5751 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5752 /* Don't wedge this device's queue */
5753 cam_release_devq(done_ccb->ccb_h.path,
5754 /*relsim_flags*/0,
5755 /*reduction*/0,
5756 /*timeout*/0,
5757 /*getcount_only*/0);
5758 }
5759 }
5760 }
5761
5762 free(csio->data_ptr, M_SCSIDA);
5763
5764 if ((error == 0) && (softc->flags & DA_FLAG_CAN_ATA_ZONE)) {
5765 softc->state = DA_STATE_PROBE_ATA_ZONE;
5766 xpt_release_ccb(done_ccb);
5767 xpt_schedule(periph, priority);
5768 return;
5769 }
5770 daprobedone(periph, done_ccb);
5771 return;
5772 }
5773
5774 static void
dadone_probeatazone(struct cam_periph * periph,union ccb * done_ccb)5775 dadone_probeatazone(struct cam_periph *periph, union ccb *done_ccb)
5776 {
5777 struct da_softc *softc;
5778 struct ccb_scsiio *csio;
5779 int error;
5780
5781 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeatazone\n"));
5782
5783 softc = (struct da_softc *)periph->softc;
5784 csio = &done_ccb->csio;
5785
5786 cam_periph_assert(periph, MA_OWNED);
5787
5788 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5789 struct ata_zoned_info_log *zi_log;
5790 uint32_t valid_len;
5791 size_t needed_size;
5792
5793 zi_log = (struct ata_zoned_info_log *)csio->data_ptr;
5794
5795 valid_len = csio->dxfer_len - csio->resid;
5796 needed_size = __offsetof(struct ata_zoned_info_log,
5797 version_info) + 1 + sizeof(zi_log->version_info);
5798 if (valid_len >= needed_size) {
5799 uint64_t tmpvar;
5800
5801 tmpvar = le64dec(zi_log->zoned_cap);
5802 if (tmpvar & ATA_ZDI_CAP_VALID) {
5803 if (tmpvar & ATA_ZDI_CAP_URSWRZ)
5804 softc->zone_flags |=
5805 DA_ZONE_FLAG_URSWRZ;
5806 else
5807 softc->zone_flags &=
5808 ~DA_ZONE_FLAG_URSWRZ;
5809 }
5810 tmpvar = le64dec(zi_log->optimal_seq_zones);
5811 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) {
5812 softc->zone_flags |= DA_ZONE_FLAG_OPT_SEQ_SET;
5813 softc->optimal_seq_zones = (tmpvar &
5814 ATA_ZDI_OPT_SEQ_MASK);
5815 } else {
5816 softc->zone_flags &= ~DA_ZONE_FLAG_OPT_SEQ_SET;
5817 softc->optimal_seq_zones = 0;
5818 }
5819
5820 tmpvar =le64dec(zi_log->optimal_nonseq_zones);
5821 if (tmpvar & ATA_ZDI_OPT_NS_VALID) {
5822 softc->zone_flags |=
5823 DA_ZONE_FLAG_OPT_NONSEQ_SET;
5824 softc->optimal_nonseq_zones =
5825 (tmpvar & ATA_ZDI_OPT_NS_MASK);
5826 } else {
5827 softc->zone_flags &=
5828 ~DA_ZONE_FLAG_OPT_NONSEQ_SET;
5829 softc->optimal_nonseq_zones = 0;
5830 }
5831
5832 tmpvar = le64dec(zi_log->max_seq_req_zones);
5833 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) {
5834 softc->zone_flags |= DA_ZONE_FLAG_MAX_SEQ_SET;
5835 softc->max_seq_zones =
5836 (tmpvar & ATA_ZDI_MAX_SEQ_MASK);
5837 } else {
5838 softc->zone_flags &= ~DA_ZONE_FLAG_MAX_SEQ_SET;
5839 softc->max_seq_zones = 0;
5840 }
5841 }
5842 } else {
5843 error = daerror(done_ccb, CAM_RETRY_SELTO,
5844 SF_RETRY_UA|SF_NO_PRINT);
5845 if (error == ERESTART)
5846 return;
5847 else if (error != 0) {
5848 softc->flags &= ~DA_FLAG_CAN_ATA_ZONE;
5849 softc->flags &= ~DA_ZONE_FLAG_SET_MASK;
5850
5851 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5852 /* Don't wedge this device's queue */
5853 cam_release_devq(done_ccb->ccb_h.path,
5854 /*relsim_flags*/0,
5855 /*reduction*/0,
5856 /*timeout*/0,
5857 /*getcount_only*/0);
5858 }
5859 }
5860 }
5861
5862 free(csio->data_ptr, M_SCSIDA);
5863
5864 daprobedone(periph, done_ccb);
5865 return;
5866 }
5867
5868 static void
dadone_probezone(struct cam_periph * periph,union ccb * done_ccb)5869 dadone_probezone(struct cam_periph *periph, union ccb *done_ccb)
5870 {
5871 struct da_softc *softc;
5872 struct ccb_scsiio *csio;
5873 int error;
5874
5875 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probezone\n"));
5876
5877 softc = (struct da_softc *)periph->softc;
5878 csio = &done_ccb->csio;
5879
5880 cam_periph_assert(periph, MA_OWNED);
5881
5882 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5883 uint32_t valid_len;
5884 size_t needed_len;
5885 struct scsi_vpd_zoned_bdc *zoned_bdc;
5886
5887 error = 0;
5888 zoned_bdc = (struct scsi_vpd_zoned_bdc *)csio->data_ptr;
5889 valid_len = csio->dxfer_len - csio->resid;
5890 needed_len = __offsetof(struct scsi_vpd_zoned_bdc,
5891 max_seq_req_zones) + 1 +
5892 sizeof(zoned_bdc->max_seq_req_zones);
5893 if ((valid_len >= needed_len)
5894 && (scsi_2btoul(zoned_bdc->page_length) >= SVPD_ZBDC_PL)) {
5895 if (zoned_bdc->flags & SVPD_ZBDC_URSWRZ)
5896 softc->zone_flags |= DA_ZONE_FLAG_URSWRZ;
5897 else
5898 softc->zone_flags &= ~DA_ZONE_FLAG_URSWRZ;
5899 softc->optimal_seq_zones =
5900 scsi_4btoul(zoned_bdc->optimal_seq_zones);
5901 softc->zone_flags |= DA_ZONE_FLAG_OPT_SEQ_SET;
5902 softc->optimal_nonseq_zones = scsi_4btoul(
5903 zoned_bdc->optimal_nonseq_zones);
5904 softc->zone_flags |= DA_ZONE_FLAG_OPT_NONSEQ_SET;
5905 softc->max_seq_zones =
5906 scsi_4btoul(zoned_bdc->max_seq_req_zones);
5907 softc->zone_flags |= DA_ZONE_FLAG_MAX_SEQ_SET;
5908 }
5909 /*
5910 * All of the zone commands are mandatory for SCSI
5911 * devices.
5912 *
5913 * XXX KDM this is valid as of September 2015.
5914 * Re-check this assumption once the SAT spec is
5915 * updated to support SCSI ZBC to ATA ZAC mapping.
5916 * Since ATA allows zone commands to be reported
5917 * as supported or not, this may not necessarily
5918 * be true for an ATA device behind a SAT (SCSI to
5919 * ATA Translation) layer.
5920 */
5921 softc->zone_flags |= DA_ZONE_FLAG_SUP_MASK;
5922 } else {
5923 error = daerror(done_ccb, CAM_RETRY_SELTO,
5924 SF_RETRY_UA|SF_NO_PRINT);
5925 if (error == ERESTART)
5926 return;
5927 else if (error != 0) {
5928 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5929 /* Don't wedge this device's queue */
5930 cam_release_devq(done_ccb->ccb_h.path,
5931 /*relsim_flags*/0,
5932 /*reduction*/0,
5933 /*timeout*/0,
5934 /*getcount_only*/0);
5935 }
5936 }
5937 }
5938
5939 free(csio->data_ptr, M_SCSIDA);
5940
5941 daprobedone(periph, done_ccb);
5942 return;
5943 }
5944
5945 static void
dadone_tur(struct cam_periph * periph,union ccb * done_ccb)5946 dadone_tur(struct cam_periph *periph, union ccb *done_ccb)
5947 {
5948 struct da_softc *softc;
5949
5950 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_tur\n"));
5951
5952 softc = (struct da_softc *)periph->softc;
5953
5954 cam_periph_assert(periph, MA_OWNED);
5955
5956 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
5957 if (daerror(done_ccb, CAM_RETRY_SELTO,
5958 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) == ERESTART)
5959 return; /* Will complete again, keep reference */
5960 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
5961 cam_release_devq(done_ccb->ccb_h.path,
5962 /*relsim_flags*/0,
5963 /*reduction*/0,
5964 /*timeout*/0,
5965 /*getcount_only*/0);
5966 }
5967 softc->flags &= ~DA_FLAG_TUR_PENDING;
5968 xpt_release_ccb(done_ccb);
5969 da_periph_release_locked(periph, DA_REF_TUR);
5970 return;
5971 }
5972
5973 static void
dareprobe(struct cam_periph * periph)5974 dareprobe(struct cam_periph *periph)
5975 {
5976 struct da_softc *softc;
5977 int status __diagused;
5978
5979 softc = (struct da_softc *)periph->softc;
5980
5981 cam_periph_assert(periph, MA_OWNED);
5982
5983 /* Probe in progress; don't interfere. */
5984 if (softc->state != DA_STATE_NORMAL)
5985 return;
5986
5987 status = da_periph_acquire(periph, DA_REF_REPROBE);
5988 KASSERT(status == 0, ("dareprobe: cam_periph_acquire failed"));
5989
5990 softc->state = DA_STATE_PROBE_WP;
5991 xpt_schedule(periph, CAM_PRIORITY_DEV);
5992 }
5993
5994 static int
daerror(union ccb * ccb,uint32_t cam_flags,uint32_t sense_flags)5995 daerror(union ccb *ccb, uint32_t cam_flags, uint32_t sense_flags)
5996 {
5997 struct da_softc *softc;
5998 struct cam_periph *periph;
5999 int error, error_code, sense_key, asc, ascq;
6000
6001 #if defined(BUF_TRACKING) || defined(FULL_BUF_TRACKING)
6002 if (ccb->csio.bio != NULL)
6003 biotrack(ccb->csio.bio, __func__);
6004 #endif
6005
6006 periph = xpt_path_periph(ccb->ccb_h.path);
6007 softc = (struct da_softc *)periph->softc;
6008
6009 cam_periph_assert(periph, MA_OWNED);
6010
6011 /*
6012 * Automatically detect devices that do not support
6013 * READ(6)/WRITE(6) and upgrade to using 10 byte cdbs.
6014 */
6015 error = 0;
6016 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) {
6017 error = cmd6workaround(ccb);
6018 } else if (scsi_extract_sense_ccb(ccb,
6019 &error_code, &sense_key, &asc, &ascq)) {
6020 if (sense_key == SSD_KEY_ILLEGAL_REQUEST)
6021 error = cmd6workaround(ccb);
6022 /*
6023 * If the target replied with CAPACITY DATA HAS CHANGED UA,
6024 * query the capacity and notify upper layers.
6025 */
6026 else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
6027 asc == 0x2A && ascq == 0x09) {
6028 /* 2a/9: CAPACITY DATA HAS CHANGED */
6029 xpt_print(periph->path, "Capacity data has changed\n");
6030 softc->flags &= ~DA_FLAG_PROBED;
6031 dareprobe(periph);
6032 sense_flags |= SF_NO_PRINT;
6033 } else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
6034 asc == 0x28 && ascq == 0x00) {
6035 /* 28/0: NOT READY TO READY CHANGE, MEDIUM MAY HAVE CHANGED */
6036 softc->flags &= ~DA_FLAG_PROBED;
6037 disk_media_changed(softc->disk, M_NOWAIT);
6038 /*
6039 * In an ideal world, we'd make sure that we have the
6040 * same medium mounted (if we'd seen one already) but
6041 * instead we don't invalidate the pack here and flag
6042 * below to retry the UAs. If we exhaust retries, then
6043 * we'll invalidate it in dadone for ENXIO errors (which
6044 * 28/0 will fail with eventually). Usually, retrying
6045 * just works and/or we get this before we've opened the
6046 * device (which clears the invalid flag).
6047 */
6048 } else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
6049 asc == 0x3F && ascq == 0x03) {
6050 /* 3f/3: INQUIRY DATA HAS CHANGED */
6051 xpt_print(periph->path, "INQUIRY data has changed\n");
6052 softc->flags &= ~DA_FLAG_PROBED;
6053 dareprobe(periph);
6054 sense_flags |= SF_NO_PRINT;
6055 } else if (sense_key == SSD_KEY_NOT_READY &&
6056 asc == 0x3a && (softc->flags & DA_FLAG_PACK_INVALID) == 0) {
6057 /* 3a/0: MEDIUM NOT PRESENT */
6058 /* 3a/1: MEDIUM NOT PRESENT - TRAY CLOSED */
6059 /* 3a/2: MEDIUM NOT PRESENT - TRAY OPEN */
6060 /* 3a/3: MEDIUM NOT PRESENT - LOADABLE */
6061 /* 3a/4: MEDIUM NOT PRESENT - MEDIUM AUXILIARY MEMORY ACCESSIBLE */
6062 softc->flags |= DA_FLAG_PACK_INVALID;
6063 disk_media_gone(softc->disk, M_NOWAIT);
6064 }
6065 }
6066 if (error == ERESTART)
6067 return (ERESTART);
6068
6069 #ifdef CAM_IO_STATS
6070 switch (ccb->ccb_h.status & CAM_STATUS_MASK) {
6071 case CAM_CMD_TIMEOUT:
6072 softc->timeouts++;
6073 break;
6074 case CAM_REQ_ABORTED:
6075 case CAM_REQ_CMP_ERR:
6076 case CAM_REQ_TERMIO:
6077 case CAM_UNREC_HBA_ERROR:
6078 case CAM_DATA_RUN_ERR:
6079 case CAM_SCSI_STATUS_ERROR:
6080 case CAM_ATA_STATUS_ERROR:
6081 softc->errors++;
6082 break;
6083 default:
6084 break;
6085 }
6086 #endif
6087
6088 /*
6089 * XXX
6090 * Until we have a better way of doing pack validation,
6091 * don't treat UAs as errors.
6092 */
6093 sense_flags |= SF_RETRY_UA;
6094
6095 if (softc->quirks & DA_Q_RETRY_BUSY)
6096 sense_flags |= SF_RETRY_BUSY;
6097 return(cam_periph_error(ccb, cam_flags, sense_flags));
6098 }
6099
6100 static void
damediapoll(void * arg)6101 damediapoll(void *arg)
6102 {
6103 struct cam_periph *periph = arg;
6104 struct da_softc *softc = periph->softc;
6105
6106 if (!cam_iosched_has_work_flags(softc->cam_iosched, DA_WORK_TUR) &&
6107 (softc->flags & DA_FLAG_TUR_PENDING) == 0 &&
6108 softc->state == DA_STATE_NORMAL &&
6109 LIST_EMPTY(&softc->pending_ccbs)) {
6110 if (da_periph_acquire(periph, DA_REF_TUR) == 0) {
6111 cam_iosched_set_work_flags(softc->cam_iosched, DA_WORK_TUR);
6112 daschedule(periph);
6113 }
6114 }
6115
6116 /* Queue us up again */
6117 if (da_poll_period != 0) {
6118 callout_schedule_sbt(&softc->mediapoll_c,
6119 da_poll_period * SBT_1S, 0, C_PREL(1));
6120 }
6121 }
6122
6123 static void
daprevent(struct cam_periph * periph,int action)6124 daprevent(struct cam_periph *periph, int action)
6125 {
6126 struct da_softc *softc;
6127 union ccb *ccb;
6128 int error;
6129
6130 cam_periph_assert(periph, MA_OWNED);
6131 softc = (struct da_softc *)periph->softc;
6132
6133 if (((action == PR_ALLOW)
6134 && (softc->flags & DA_FLAG_PACK_LOCKED) == 0)
6135 || ((action == PR_PREVENT)
6136 && (softc->flags & DA_FLAG_PACK_LOCKED) != 0)) {
6137 return;
6138 }
6139
6140 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
6141
6142 scsi_prevent(&ccb->csio,
6143 /*retries*/1,
6144 /*cbcfp*/NULL,
6145 MSG_SIMPLE_Q_TAG,
6146 action,
6147 SSD_FULL_SIZE,
6148 5000);
6149
6150 error = cam_periph_runccb(ccb, daerror, CAM_RETRY_SELTO,
6151 SF_RETRY_UA | SF_NO_PRINT, softc->disk->d_devstat);
6152
6153 if (error == 0) {
6154 if (action == PR_ALLOW)
6155 softc->flags &= ~DA_FLAG_PACK_LOCKED;
6156 else
6157 softc->flags |= DA_FLAG_PACK_LOCKED;
6158 }
6159
6160 xpt_release_ccb(ccb);
6161 }
6162
6163 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)6164 dasetgeom(struct cam_periph *periph, uint32_t block_len, uint64_t maxsector,
6165 struct scsi_read_capacity_data_long *rcaplong, size_t rcap_len)
6166 {
6167 struct ccb_calc_geometry ccg;
6168 struct da_softc *softc;
6169 struct disk_params *dp;
6170 u_int lbppbe, lalba;
6171 int error;
6172
6173 softc = (struct da_softc *)periph->softc;
6174
6175 dp = &softc->params;
6176 dp->secsize = block_len;
6177 dp->sectors = maxsector + 1;
6178 if (rcaplong != NULL) {
6179 lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE;
6180 lalba = scsi_2btoul(rcaplong->lalba_lbp);
6181 lalba &= SRC16_LALBA_A;
6182 if (rcaplong->prot & SRC16_PROT_EN)
6183 softc->p_type = ((rcaplong->prot & SRC16_P_TYPE) >>
6184 SRC16_P_TYPE_SHIFT) + 1;
6185 else
6186 softc->p_type = 0;
6187 } else {
6188 lbppbe = 0;
6189 lalba = 0;
6190 softc->p_type = 0;
6191 }
6192
6193 if (lbppbe > 0) {
6194 dp->stripesize = block_len << lbppbe;
6195 dp->stripeoffset = (dp->stripesize - block_len * lalba) %
6196 dp->stripesize;
6197 } else if (softc->quirks & DA_Q_4K) {
6198 dp->stripesize = 4096;
6199 dp->stripeoffset = 0;
6200 } else if (softc->unmap_gran != 0) {
6201 dp->stripesize = block_len * softc->unmap_gran;
6202 dp->stripeoffset = (dp->stripesize - block_len *
6203 softc->unmap_gran_align) % dp->stripesize;
6204 } else {
6205 dp->stripesize = 0;
6206 dp->stripeoffset = 0;
6207 }
6208 /*
6209 * Have the controller provide us with a geometry
6210 * for this disk. The only time the geometry
6211 * matters is when we boot and the controller
6212 * is the only one knowledgeable enough to come
6213 * up with something that will make this a bootable
6214 * device.
6215 */
6216 memset(&ccg, 0, sizeof(ccg));
6217 xpt_setup_ccb(&ccg.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
6218 ccg.ccb_h.func_code = XPT_CALC_GEOMETRY;
6219 ccg.block_size = dp->secsize;
6220 ccg.volume_size = dp->sectors;
6221 ccg.heads = 0;
6222 ccg.secs_per_track = 0;
6223 ccg.cylinders = 0;
6224 xpt_action((union ccb*)&ccg);
6225 if ((ccg.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
6226 /*
6227 * We don't know what went wrong here- but just pick
6228 * a geometry so we don't have nasty things like divide
6229 * by zero.
6230 */
6231 dp->heads = 255;
6232 dp->secs_per_track = 255;
6233 dp->cylinders = dp->sectors / (255 * 255);
6234 if (dp->cylinders == 0) {
6235 dp->cylinders = 1;
6236 }
6237 } else {
6238 dp->heads = ccg.heads;
6239 dp->secs_per_track = ccg.secs_per_track;
6240 dp->cylinders = ccg.cylinders;
6241 }
6242
6243 /*
6244 * If the user supplied a read capacity buffer, and if it is
6245 * different than the previous buffer, update the data in the EDT.
6246 * If it's the same, we don't bother. This avoids sending an
6247 * update every time someone opens this device.
6248 */
6249 if ((rcaplong != NULL)
6250 && (bcmp(rcaplong, &softc->rcaplong,
6251 min(sizeof(softc->rcaplong), rcap_len)) != 0)) {
6252 struct ccb_dev_advinfo cdai;
6253
6254 memset(&cdai, 0, sizeof(cdai));
6255 xpt_setup_ccb(&cdai.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
6256 cdai.ccb_h.func_code = XPT_DEV_ADVINFO;
6257 cdai.buftype = CDAI_TYPE_RCAPLONG;
6258 cdai.flags = CDAI_FLAG_STORE;
6259 cdai.bufsiz = rcap_len;
6260 cdai.buf = (uint8_t *)rcaplong;
6261 xpt_action((union ccb *)&cdai);
6262 if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0)
6263 cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE);
6264 if (cdai.ccb_h.status != CAM_REQ_CMP) {
6265 xpt_print(periph->path, "%s: failed to set read "
6266 "capacity advinfo\n", __func__);
6267 /* Use cam_error_print() to decode the status */
6268 cam_error_print((union ccb *)&cdai, CAM_ESF_CAM_STATUS,
6269 CAM_EPF_ALL);
6270 } else {
6271 bcopy(rcaplong, &softc->rcaplong,
6272 min(sizeof(softc->rcaplong), rcap_len));
6273 }
6274 }
6275
6276 softc->disk->d_sectorsize = softc->params.secsize;
6277 softc->disk->d_mediasize = softc->params.secsize * (off_t)softc->params.sectors;
6278 softc->disk->d_stripesize = softc->params.stripesize;
6279 softc->disk->d_stripeoffset = softc->params.stripeoffset;
6280 /* XXX: these are not actually "firmware" values, so they may be wrong */
6281 softc->disk->d_fwsectors = softc->params.secs_per_track;
6282 softc->disk->d_fwheads = softc->params.heads;
6283 softc->disk->d_devstat->block_size = softc->params.secsize;
6284 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE;
6285
6286 error = disk_resize(softc->disk, M_NOWAIT);
6287 if (error != 0)
6288 xpt_print(periph->path, "disk_resize(9) failed, error = %d\n", error);
6289 }
6290
6291 static void
dasendorderedtag(void * arg)6292 dasendorderedtag(void *arg)
6293 {
6294 struct cam_periph *periph = arg;
6295 struct da_softc *softc = periph->softc;
6296
6297 cam_periph_assert(periph, MA_OWNED);
6298 if (da_send_ordered) {
6299 if (!LIST_EMPTY(&softc->pending_ccbs)) {
6300 if ((softc->flags & DA_FLAG_WAS_OTAG) == 0)
6301 softc->flags |= DA_FLAG_NEED_OTAG;
6302 softc->flags &= ~DA_FLAG_WAS_OTAG;
6303 }
6304 }
6305
6306 /* Queue us up again */
6307 callout_schedule_sbt(&softc->sendordered_c,
6308 SBT_1S / DA_ORDEREDTAG_INTERVAL * da_default_timeout, 0,
6309 C_PREL(1));
6310 }
6311
6312 /*
6313 * Step through all DA peripheral drivers, and if the device is still open,
6314 * sync the disk cache to physical media.
6315 */
6316 static void
dashutdown(void * arg,int howto)6317 dashutdown(void * arg, int howto)
6318 {
6319 struct cam_periph *periph;
6320 struct da_softc *softc;
6321 union ccb *ccb;
6322 int error;
6323
6324 if ((howto & RB_NOSYNC) != 0)
6325 return;
6326
6327 CAM_PERIPH_FOREACH(periph, &dadriver) {
6328 softc = (struct da_softc *)periph->softc;
6329 if (SCHEDULER_STOPPED()) {
6330 /* If we paniced with the lock held, do not recurse. */
6331 if (!cam_periph_owned(periph) &&
6332 (softc->flags & DA_FLAG_OPEN)) {
6333 dadump(softc->disk, NULL, 0, 0);
6334 }
6335 continue;
6336 }
6337 cam_periph_lock(periph);
6338
6339 /*
6340 * We only sync the cache if the drive is still open, and
6341 * if the drive is capable of it..
6342 */
6343 if (((softc->flags & DA_FLAG_OPEN) == 0)
6344 || (softc->quirks & DA_Q_NO_SYNC_CACHE)) {
6345 cam_periph_unlock(periph);
6346 continue;
6347 }
6348
6349 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
6350 scsi_synchronize_cache(&ccb->csio,
6351 /*retries*/0,
6352 /*cbfcnp*/NULL,
6353 MSG_SIMPLE_Q_TAG,
6354 /*begin_lba*/0, /* whole disk */
6355 /*lb_count*/0,
6356 SSD_FULL_SIZE,
6357 60 * 60 * 1000);
6358
6359 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0,
6360 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR,
6361 softc->disk->d_devstat);
6362 if (error != 0)
6363 xpt_print(periph->path, "Synchronize cache failed\n");
6364 xpt_release_ccb(ccb);
6365 cam_periph_unlock(periph);
6366 }
6367 }
6368
6369 #else /* !_KERNEL */
6370
6371 /*
6372 * XXX These are only left out of the kernel build to silence warnings. If,
6373 * for some reason these functions are used in the kernel, the ifdefs should
6374 * be moved so they are included both in the kernel and userland.
6375 */
6376 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)6377 scsi_format_unit(struct ccb_scsiio *csio, uint32_t retries,
6378 void (*cbfcnp)(struct cam_periph *, union ccb *),
6379 uint8_t tag_action, uint8_t byte2, uint16_t ileave,
6380 uint8_t *data_ptr, uint32_t dxfer_len, uint8_t sense_len,
6381 uint32_t timeout)
6382 {
6383 struct scsi_format_unit *scsi_cmd;
6384
6385 scsi_cmd = (struct scsi_format_unit *)&csio->cdb_io.cdb_bytes;
6386 scsi_cmd->opcode = FORMAT_UNIT;
6387 scsi_cmd->byte2 = byte2;
6388 scsi_ulto2b(ileave, scsi_cmd->interleave);
6389
6390 cam_fill_csio(csio,
6391 retries,
6392 cbfcnp,
6393 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6394 tag_action,
6395 data_ptr,
6396 dxfer_len,
6397 sense_len,
6398 sizeof(*scsi_cmd),
6399 timeout);
6400 }
6401
6402 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)6403 scsi_read_defects(struct ccb_scsiio *csio, uint32_t retries,
6404 void (*cbfcnp)(struct cam_periph *, union ccb *),
6405 uint8_t tag_action, uint8_t list_format,
6406 uint32_t addr_desc_index, uint8_t *data_ptr,
6407 uint32_t dxfer_len, int minimum_cmd_size,
6408 uint8_t sense_len, uint32_t timeout)
6409 {
6410 uint8_t cdb_len;
6411
6412 /*
6413 * These conditions allow using the 10 byte command. Otherwise we
6414 * need to use the 12 byte command.
6415 */
6416 if ((minimum_cmd_size <= 10)
6417 && (addr_desc_index == 0)
6418 && (dxfer_len <= SRDD10_MAX_LENGTH)) {
6419 struct scsi_read_defect_data_10 *cdb10;
6420
6421 cdb10 = (struct scsi_read_defect_data_10 *)
6422 &csio->cdb_io.cdb_bytes;
6423
6424 cdb_len = sizeof(*cdb10);
6425 bzero(cdb10, cdb_len);
6426 cdb10->opcode = READ_DEFECT_DATA_10;
6427 cdb10->format = list_format;
6428 scsi_ulto2b(dxfer_len, cdb10->alloc_length);
6429 } else {
6430 struct scsi_read_defect_data_12 *cdb12;
6431
6432 cdb12 = (struct scsi_read_defect_data_12 *)
6433 &csio->cdb_io.cdb_bytes;
6434
6435 cdb_len = sizeof(*cdb12);
6436 bzero(cdb12, cdb_len);
6437 cdb12->opcode = READ_DEFECT_DATA_12;
6438 cdb12->format = list_format;
6439 scsi_ulto4b(dxfer_len, cdb12->alloc_length);
6440 scsi_ulto4b(addr_desc_index, cdb12->address_descriptor_index);
6441 }
6442
6443 cam_fill_csio(csio,
6444 retries,
6445 cbfcnp,
6446 /*flags*/ CAM_DIR_IN,
6447 tag_action,
6448 data_ptr,
6449 dxfer_len,
6450 sense_len,
6451 cdb_len,
6452 timeout);
6453 }
6454
6455 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)6456 scsi_sanitize(struct ccb_scsiio *csio, uint32_t retries,
6457 void (*cbfcnp)(struct cam_periph *, union ccb *),
6458 uint8_t tag_action, uint8_t byte2, uint16_t control,
6459 uint8_t *data_ptr, uint32_t dxfer_len, uint8_t sense_len,
6460 uint32_t timeout)
6461 {
6462 struct scsi_sanitize *scsi_cmd;
6463
6464 scsi_cmd = (struct scsi_sanitize *)&csio->cdb_io.cdb_bytes;
6465 scsi_cmd->opcode = SANITIZE;
6466 scsi_cmd->byte2 = byte2;
6467 scsi_cmd->control = control;
6468 scsi_ulto2b(dxfer_len, scsi_cmd->length);
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 #endif /* _KERNEL */
6483
6484 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)6485 scsi_zbc_out(struct ccb_scsiio *csio, uint32_t retries,
6486 void (*cbfcnp)(struct cam_periph *, union ccb *),
6487 uint8_t tag_action, uint8_t service_action, uint64_t zone_id,
6488 uint8_t zone_flags, uint8_t *data_ptr, uint32_t dxfer_len,
6489 uint8_t sense_len, uint32_t timeout)
6490 {
6491 struct scsi_zbc_out *scsi_cmd;
6492
6493 scsi_cmd = (struct scsi_zbc_out *)&csio->cdb_io.cdb_bytes;
6494 scsi_cmd->opcode = ZBC_OUT;
6495 scsi_cmd->service_action = service_action;
6496 scsi_u64to8b(zone_id, scsi_cmd->zone_id);
6497 scsi_cmd->zone_flags = zone_flags;
6498
6499 cam_fill_csio(csio,
6500 retries,
6501 cbfcnp,
6502 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6503 tag_action,
6504 data_ptr,
6505 dxfer_len,
6506 sense_len,
6507 sizeof(*scsi_cmd),
6508 timeout);
6509 }
6510
6511 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)6512 scsi_zbc_in(struct ccb_scsiio *csio, uint32_t retries,
6513 void (*cbfcnp)(struct cam_periph *, union ccb *),
6514 uint8_t tag_action, uint8_t service_action, uint64_t zone_start_lba,
6515 uint8_t zone_options, uint8_t *data_ptr, uint32_t dxfer_len,
6516 uint8_t sense_len, uint32_t timeout)
6517 {
6518 struct scsi_zbc_in *scsi_cmd;
6519
6520 scsi_cmd = (struct scsi_zbc_in *)&csio->cdb_io.cdb_bytes;
6521 scsi_cmd->opcode = ZBC_IN;
6522 scsi_cmd->service_action = service_action;
6523 scsi_ulto4b(dxfer_len, scsi_cmd->length);
6524 scsi_u64to8b(zone_start_lba, scsi_cmd->zone_start_lba);
6525 scsi_cmd->zone_options = zone_options;
6526
6527 cam_fill_csio(csio,
6528 retries,
6529 cbfcnp,
6530 /*flags*/ (dxfer_len > 0) ? CAM_DIR_IN : CAM_DIR_NONE,
6531 tag_action,
6532 data_ptr,
6533 dxfer_len,
6534 sense_len,
6535 sizeof(*scsi_cmd),
6536 timeout);
6537
6538 }
6539
6540 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)6541 scsi_ata_zac_mgmt_out(struct ccb_scsiio *csio, uint32_t retries,
6542 void (*cbfcnp)(struct cam_periph *, union ccb *),
6543 uint8_t tag_action, int use_ncq,
6544 uint8_t zm_action, uint64_t zone_id, uint8_t zone_flags,
6545 uint8_t *data_ptr, uint32_t dxfer_len,
6546 uint8_t *cdb_storage, size_t cdb_storage_len,
6547 uint8_t sense_len, uint32_t timeout)
6548 {
6549 uint8_t command_out, protocol, ata_flags;
6550 uint16_t features_out;
6551 uint32_t sectors_out, auxiliary;
6552 int retval;
6553
6554 retval = 0;
6555
6556 if (use_ncq == 0) {
6557 command_out = ATA_ZAC_MANAGEMENT_OUT;
6558 features_out = (zm_action & 0xf) | (zone_flags << 8);
6559 ata_flags = AP_FLAG_BYT_BLOK_BLOCKS;
6560 if (dxfer_len == 0) {
6561 protocol = AP_PROTO_NON_DATA;
6562 ata_flags |= AP_FLAG_TLEN_NO_DATA;
6563 sectors_out = 0;
6564 } else {
6565 protocol = AP_PROTO_DMA;
6566 ata_flags |= AP_FLAG_TLEN_SECT_CNT |
6567 AP_FLAG_TDIR_TO_DEV;
6568 sectors_out = ((dxfer_len >> 9) & 0xffff);
6569 }
6570 auxiliary = 0;
6571 } else {
6572 ata_flags = AP_FLAG_BYT_BLOK_BLOCKS;
6573 if (dxfer_len == 0) {
6574 command_out = ATA_NCQ_NON_DATA;
6575 features_out = ATA_NCQ_ZAC_MGMT_OUT;
6576 /*
6577 * We're assuming the SCSI to ATA translation layer
6578 * will set the NCQ tag number in the tag field.
6579 * That isn't clear from the SAT-4 spec (as of rev 05).
6580 */
6581 sectors_out = 0;
6582 ata_flags |= AP_FLAG_TLEN_NO_DATA;
6583 } else {
6584 command_out = ATA_SEND_FPDMA_QUEUED;
6585 /*
6586 * Note that we're defaulting to normal priority,
6587 * and assuming that the SCSI to ATA translation
6588 * layer will insert the NCQ tag number in the tag
6589 * field. That isn't clear in the SAT-4 spec (as
6590 * of rev 05).
6591 */
6592 sectors_out = ATA_SFPDMA_ZAC_MGMT_OUT << 8;
6593
6594 ata_flags |= AP_FLAG_TLEN_FEAT |
6595 AP_FLAG_TDIR_TO_DEV;
6596
6597 /*
6598 * For SEND FPDMA QUEUED, the transfer length is
6599 * encoded in the FEATURE register, and 0 means
6600 * that 65536 512 byte blocks are to be tranferred.
6601 * In practice, it seems unlikely that we'll see
6602 * a transfer that large, and it may confuse the
6603 * the SAT layer, because generally that means that
6604 * 0 bytes should be transferred.
6605 */
6606 if (dxfer_len == (65536 * 512)) {
6607 features_out = 0;
6608 } else if (dxfer_len <= (65535 * 512)) {
6609 features_out = ((dxfer_len >> 9) & 0xffff);
6610 } else {
6611 /* The transfer is too big. */
6612 retval = 1;
6613 goto bailout;
6614 }
6615 }
6616
6617 auxiliary = (zm_action & 0xf) | (zone_flags << 8);
6618 protocol = AP_PROTO_FPDMA;
6619 }
6620
6621 protocol |= AP_EXTEND;
6622
6623 retval = scsi_ata_pass(csio,
6624 retries,
6625 cbfcnp,
6626 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6627 tag_action,
6628 /*protocol*/ protocol,
6629 /*ata_flags*/ ata_flags,
6630 /*features*/ features_out,
6631 /*sector_count*/ sectors_out,
6632 /*lba*/ zone_id,
6633 /*command*/ command_out,
6634 /*device*/ 0,
6635 /*icc*/ 0,
6636 /*auxiliary*/ auxiliary,
6637 /*control*/ 0,
6638 /*data_ptr*/ data_ptr,
6639 /*dxfer_len*/ dxfer_len,
6640 /*cdb_storage*/ cdb_storage,
6641 /*cdb_storage_len*/ cdb_storage_len,
6642 /*minimum_cmd_size*/ 0,
6643 /*sense_len*/ SSD_FULL_SIZE,
6644 /*timeout*/ timeout);
6645
6646 bailout:
6647
6648 return (retval);
6649 }
6650
6651 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)6652 scsi_ata_zac_mgmt_in(struct ccb_scsiio *csio, uint32_t retries,
6653 void (*cbfcnp)(struct cam_periph *, union ccb *),
6654 uint8_t tag_action, int use_ncq,
6655 uint8_t zm_action, uint64_t zone_id, uint8_t zone_flags,
6656 uint8_t *data_ptr, uint32_t dxfer_len,
6657 uint8_t *cdb_storage, size_t cdb_storage_len,
6658 uint8_t sense_len, uint32_t timeout)
6659 {
6660 uint8_t command_out, protocol;
6661 uint16_t features_out, sectors_out;
6662 uint32_t auxiliary;
6663 int ata_flags;
6664 int retval;
6665
6666 retval = 0;
6667 ata_flags = AP_FLAG_TDIR_FROM_DEV | AP_FLAG_BYT_BLOK_BLOCKS;
6668
6669 if (use_ncq == 0) {
6670 command_out = ATA_ZAC_MANAGEMENT_IN;
6671 /* XXX KDM put a macro here */
6672 features_out = (zm_action & 0xf) | (zone_flags << 8);
6673 sectors_out = dxfer_len >> 9; /* XXX KDM macro */
6674 protocol = AP_PROTO_DMA;
6675 ata_flags |= AP_FLAG_TLEN_SECT_CNT;
6676 auxiliary = 0;
6677 } else {
6678 ata_flags |= AP_FLAG_TLEN_FEAT;
6679
6680 command_out = ATA_RECV_FPDMA_QUEUED;
6681 sectors_out = ATA_RFPDMA_ZAC_MGMT_IN << 8;
6682
6683 /*
6684 * For RECEIVE FPDMA QUEUED, the transfer length is
6685 * encoded in the FEATURE register, and 0 means
6686 * that 65536 512 byte blocks are to be tranferred.
6687 * In practice, it seems unlikely that we'll see
6688 * a transfer that large, and it may confuse the
6689 * the SAT layer, because generally that means that
6690 * 0 bytes should be transferred.
6691 */
6692 if (dxfer_len == (65536 * 512)) {
6693 features_out = 0;
6694 } else if (dxfer_len <= (65535 * 512)) {
6695 features_out = ((dxfer_len >> 9) & 0xffff);
6696 } else {
6697 /* The transfer is too big. */
6698 retval = 1;
6699 goto bailout;
6700 }
6701 auxiliary = (zm_action & 0xf) | (zone_flags << 8),
6702 protocol = AP_PROTO_FPDMA;
6703 }
6704
6705 protocol |= AP_EXTEND;
6706
6707 retval = scsi_ata_pass(csio,
6708 retries,
6709 cbfcnp,
6710 /*flags*/ CAM_DIR_IN,
6711 tag_action,
6712 /*protocol*/ protocol,
6713 /*ata_flags*/ ata_flags,
6714 /*features*/ features_out,
6715 /*sector_count*/ sectors_out,
6716 /*lba*/ zone_id,
6717 /*command*/ command_out,
6718 /*device*/ 0,
6719 /*icc*/ 0,
6720 /*auxiliary*/ auxiliary,
6721 /*control*/ 0,
6722 /*data_ptr*/ data_ptr,
6723 /*dxfer_len*/ (dxfer_len >> 9) * 512, /* XXX KDM */
6724 /*cdb_storage*/ cdb_storage,
6725 /*cdb_storage_len*/ cdb_storage_len,
6726 /*minimum_cmd_size*/ 0,
6727 /*sense_len*/ SSD_FULL_SIZE,
6728 /*timeout*/ timeout);
6729
6730 bailout:
6731 return (retval);
6732 }
6733