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_CACHE,
91 DA_STATE_PROBE_LBP,
92 DA_STATE_PROBE_BLK_LIMITS,
93 DA_STATE_PROBE_BDC,
94 DA_STATE_PROBE_ATA,
95 DA_STATE_PROBE_ATA_LOGDIR,
96 DA_STATE_PROBE_ATA_IDDIR,
97 DA_STATE_PROBE_ATA_SUP,
98 DA_STATE_PROBE_ATA_ZONE,
99 DA_STATE_PROBE_ZONE,
100 DA_STATE_NORMAL
101 } da_state;
102
103 typedef enum {
104 DA_FLAG_PACK_INVALID = 0x000001,
105 DA_FLAG_NEW_PACK = 0x000002,
106 DA_FLAG_PACK_LOCKED = 0x000004,
107 DA_FLAG_PACK_REMOVABLE = 0x000008,
108 DA_FLAG_ROTATING = 0x000010,
109 DA_FLAG_NEED_OTAG = 0x000020,
110 DA_FLAG_WAS_OTAG = 0x000040,
111 DA_FLAG_RETRY_UA = 0x000080,
112 DA_FLAG_OPEN = 0x000100,
113 DA_FLAG_SCTX_INIT = 0x000200,
114 DA_FLAG_CAN_RC16 = 0x000400,
115 DA_FLAG_PROBED = 0x000800,
116 DA_FLAG_DIRTY = 0x001000,
117 DA_FLAG_ANNOUNCED = 0x002000,
118 DA_FLAG_CAN_ATA_DMA = 0x004000,
119 DA_FLAG_CAN_ATA_LOG = 0x008000,
120 DA_FLAG_CAN_ATA_IDLOG = 0x010000,
121 DA_FLAG_CAN_ATA_SUPCAP = 0x020000,
122 DA_FLAG_CAN_ATA_ZONE = 0x040000,
123 DA_FLAG_TUR_PENDING = 0x080000,
124 DA_FLAG_UNMAPPEDIO = 0x100000,
125 DA_FLAG_LBP = 0x200000,
126 } da_flags;
127 #define DA_FLAG_STRING \
128 "\020" \
129 "\001PACK_INVALID" \
130 "\002NEW_PACK" \
131 "\003PACK_LOCKED" \
132 "\004PACK_REMOVABLE" \
133 "\005ROTATING" \
134 "\006NEED_OTAG" \
135 "\007WAS_OTAG" \
136 "\010RETRY_UA" \
137 "\011OPEN" \
138 "\012SCTX_INIT" \
139 "\013CAN_RC16" \
140 "\014PROBED" \
141 "\015DIRTY" \
142 "\016ANNOUNCED" \
143 "\017CAN_ATA_DMA" \
144 "\020CAN_ATA_LOG" \
145 "\021CAN_ATA_IDLOG" \
146 "\022CAN_ATA_SUPACP" \
147 "\023CAN_ATA_ZONE" \
148 "\024TUR_PENDING" \
149 "\025UNMAPPEDIO" \
150 "\026LBP" \
151
152 typedef enum {
153 DA_Q_NONE = 0x00,
154 DA_Q_NO_SYNC_CACHE = 0x01,
155 DA_Q_NO_6_BYTE = 0x02,
156 DA_Q_NO_PREVENT = 0x04,
157 DA_Q_4K = 0x08,
158 DA_Q_NO_RC16 = 0x10,
159 DA_Q_NO_UNMAP = 0x20,
160 DA_Q_RETRY_BUSY = 0x40,
161 DA_Q_SMR_DM = 0x80,
162 DA_Q_STRICT_UNMAP = 0x100,
163 DA_Q_128KB = 0x200
164 } da_quirks;
165
166 #define DA_Q_BIT_STRING \
167 "\020" \
168 "\001NO_SYNC_CACHE" \
169 "\002NO_6_BYTE" \
170 "\003NO_PREVENT" \
171 "\0044K" \
172 "\005NO_RC16" \
173 "\006NO_UNMAP" \
174 "\007RETRY_BUSY" \
175 "\010SMR_DM" \
176 "\011STRICT_UNMAP" \
177 "\012128KB"
178
179 typedef enum {
180 DA_CCB_PROBE_RC = 0x01,
181 DA_CCB_PROBE_RC16 = 0x02,
182 DA_CCB_PROBE_LBP = 0x03,
183 DA_CCB_PROBE_BLK_LIMITS = 0x04,
184 DA_CCB_PROBE_BDC = 0x05,
185 DA_CCB_PROBE_ATA = 0x06,
186 DA_CCB_BUFFER_IO = 0x07,
187 DA_CCB_DUMP = 0x0A,
188 DA_CCB_DELETE = 0x0B,
189 DA_CCB_TUR = 0x0C,
190 DA_CCB_PROBE_ZONE = 0x0D,
191 DA_CCB_PROBE_ATA_LOGDIR = 0x0E,
192 DA_CCB_PROBE_ATA_IDDIR = 0x0F,
193 DA_CCB_PROBE_ATA_SUP = 0x10,
194 DA_CCB_PROBE_ATA_ZONE = 0x11,
195 DA_CCB_PROBE_WP = 0x12,
196 DA_CCB_PROBE_CACHE = 0x13,
197 DA_CCB_TYPE_MASK = 0x1F,
198 DA_CCB_RETRY_UA = 0x20
199 } da_ccb_state;
200
201 /*
202 * Order here is important for method choice
203 *
204 * We prefer ATA_TRIM as tests run against a Sandforce 2281 SSD attached to
205 * LSI 2008 (mps) controller (FW: v12, Drv: v14) resulted 20% quicker deletes
206 * using ATA_TRIM than the corresponding UNMAP results for a real world mysql
207 * import taking 5mins.
208 *
209 */
210 typedef enum {
211 DA_DELETE_NONE,
212 DA_DELETE_DISABLE,
213 DA_DELETE_ATA_TRIM,
214 DA_DELETE_UNMAP,
215 DA_DELETE_WS16,
216 DA_DELETE_WS10,
217 DA_DELETE_ZERO,
218 DA_DELETE_MIN = DA_DELETE_ATA_TRIM,
219 DA_DELETE_MAX = DA_DELETE_ZERO
220 } da_delete_methods;
221
222 /*
223 * For SCSI, host managed drives show up as a separate device type. For
224 * ATA, host managed drives also have a different device signature.
225 * XXX KDM figure out the ATA host managed signature.
226 */
227 typedef enum {
228 DA_ZONE_NONE = 0x00,
229 DA_ZONE_DRIVE_MANAGED = 0x01,
230 DA_ZONE_HOST_AWARE = 0x02,
231 DA_ZONE_HOST_MANAGED = 0x03
232 } da_zone_mode;
233
234 /*
235 * We distinguish between these interface cases in addition to the drive type:
236 * o ATA drive behind a SCSI translation layer that knows about ZBC/ZAC
237 * o ATA drive behind a SCSI translation layer that does not know about
238 * ZBC/ZAC, and so needs to be managed via ATA passthrough. In this
239 * case, we would need to share the ATA code with the ada(4) driver.
240 * o SCSI drive.
241 */
242 typedef enum {
243 DA_ZONE_IF_SCSI,
244 DA_ZONE_IF_ATA_PASS,
245 DA_ZONE_IF_ATA_SAT,
246 } da_zone_interface;
247
248 typedef enum {
249 DA_ZONE_FLAG_RZ_SUP = 0x0001,
250 DA_ZONE_FLAG_OPEN_SUP = 0x0002,
251 DA_ZONE_FLAG_CLOSE_SUP = 0x0004,
252 DA_ZONE_FLAG_FINISH_SUP = 0x0008,
253 DA_ZONE_FLAG_RWP_SUP = 0x0010,
254 DA_ZONE_FLAG_SUP_MASK = (DA_ZONE_FLAG_RZ_SUP |
255 DA_ZONE_FLAG_OPEN_SUP |
256 DA_ZONE_FLAG_CLOSE_SUP |
257 DA_ZONE_FLAG_FINISH_SUP |
258 DA_ZONE_FLAG_RWP_SUP),
259 DA_ZONE_FLAG_URSWRZ = 0x0020,
260 DA_ZONE_FLAG_OPT_SEQ_SET = 0x0040,
261 DA_ZONE_FLAG_OPT_NONSEQ_SET = 0x0080,
262 DA_ZONE_FLAG_MAX_SEQ_SET = 0x0100,
263 DA_ZONE_FLAG_SET_MASK = (DA_ZONE_FLAG_OPT_SEQ_SET |
264 DA_ZONE_FLAG_OPT_NONSEQ_SET |
265 DA_ZONE_FLAG_MAX_SEQ_SET)
266 } da_zone_flags;
267
268 static struct da_zone_desc {
269 da_zone_flags value;
270 const char *desc;
271 } da_zone_desc_table[] = {
272 {DA_ZONE_FLAG_RZ_SUP, "Report Zones" },
273 {DA_ZONE_FLAG_OPEN_SUP, "Open" },
274 {DA_ZONE_FLAG_CLOSE_SUP, "Close" },
275 {DA_ZONE_FLAG_FINISH_SUP, "Finish" },
276 {DA_ZONE_FLAG_RWP_SUP, "Reset Write Pointer" },
277 };
278
279 typedef void da_delete_func_t (struct cam_periph *periph, union ccb *ccb,
280 struct bio *bp);
281 static da_delete_func_t da_delete_trim;
282 static da_delete_func_t da_delete_unmap;
283 static da_delete_func_t da_delete_ws;
284
285 static const void * da_delete_functions[] = {
286 NULL,
287 NULL,
288 da_delete_trim,
289 da_delete_unmap,
290 da_delete_ws,
291 da_delete_ws,
292 da_delete_ws
293 };
294
295 static const char *da_delete_method_names[] =
296 { "NONE", "DISABLE", "ATA_TRIM", "UNMAP", "WS16", "WS10", "ZERO" };
297 static const char *da_delete_method_desc[] =
298 { "NONE", "DISABLED", "ATA TRIM", "UNMAP", "WRITE SAME(16) with UNMAP",
299 "WRITE SAME(10) with UNMAP", "ZERO" };
300
301 /* Offsets into our private area for storing information */
302 #define ccb_state ppriv_field0
303 #define ccb_bp ppriv_ptr1
304
305 struct disk_params {
306 uint8_t heads;
307 uint32_t cylinders;
308 uint8_t secs_per_track;
309 uint32_t secsize; /* Number of bytes/sector */
310 uint64_t sectors; /* total number sectors */
311 u_int stripesize;
312 u_int stripeoffset;
313 };
314
315 #define UNMAP_RANGE_MAX 0xffffffff
316 #define UNMAP_HEAD_SIZE 8
317 #define UNMAP_RANGE_SIZE 16
318 #define UNMAP_MAX_RANGES 2048 /* Protocol Max is 4095 */
319 #define UNMAP_BUF_SIZE ((UNMAP_MAX_RANGES * UNMAP_RANGE_SIZE) + \
320 UNMAP_HEAD_SIZE)
321
322 #define WS10_MAX_BLKS 0xffff
323 #define WS16_MAX_BLKS 0xffffffff
324 #define ATA_TRIM_MAX_RANGES ((UNMAP_BUF_SIZE / \
325 (ATA_DSM_RANGE_SIZE * ATA_DSM_BLK_SIZE)) * ATA_DSM_BLK_SIZE)
326
327 #define DA_WORK_TUR (1 << 16)
328
329 typedef enum {
330 DA_REF_OPEN = 1,
331 DA_REF_OPEN_HOLD,
332 DA_REF_CLOSE_HOLD,
333 DA_REF_TUR,
334 DA_REF_GEOM,
335 DA_REF_SYSCTL,
336 DA_REF_REPROBE,
337 DA_REF_MAX /* KEEP LAST */
338 } da_ref_token;
339
340 struct da_softc {
341 struct cam_iosched_softc *cam_iosched;
342 struct bio_queue_head delete_run_queue;
343 LIST_HEAD(, ccb_hdr) pending_ccbs;
344 int refcount; /* Active xpt_action() calls */
345 da_state state;
346 da_flags flags;
347 da_quirks quirks;
348 int minimum_cmd_size;
349 int mode_page;
350 int error_inject;
351 int trim_max_ranges;
352 int delete_available; /* Delete methods possibly available */
353 da_zone_mode zone_mode;
354 da_zone_interface zone_interface;
355 da_zone_flags zone_flags;
356 struct ata_gp_log_dir ata_logdir;
357 int valid_logdir_len;
358 struct ata_identify_log_pages ata_iddir;
359 int valid_iddir_len;
360 uint64_t optimal_seq_zones;
361 uint64_t optimal_nonseq_zones;
362 uint64_t max_seq_zones;
363 u_int maxio;
364 uint32_t unmap_max_ranges;
365 uint32_t unmap_max_lba; /* Max LBAs in UNMAP req */
366 uint32_t unmap_gran;
367 uint32_t unmap_gran_align;
368 uint64_t ws_max_blks;
369 uint64_t trim_count;
370 uint64_t trim_ranges;
371 uint64_t trim_lbas;
372 da_delete_methods delete_method_pref;
373 da_delete_methods delete_method;
374 da_delete_func_t *delete_func;
375 int p_type;
376 struct disk_params params;
377 struct disk *disk;
378 struct task sysctl_task;
379 struct sysctl_ctx_list sysctl_ctx;
380 struct sysctl_oid *sysctl_tree;
381 struct callout sendordered_c;
382 uint64_t wwpn;
383 uint8_t unmap_buf[UNMAP_BUF_SIZE];
384 struct scsi_read_capacity_data_long rcaplong;
385 struct callout mediapoll_c;
386 int ref_flags[DA_REF_MAX];
387 #ifdef CAM_IO_STATS
388 struct sysctl_ctx_list sysctl_stats_ctx;
389 struct sysctl_oid *sysctl_stats_tree;
390 u_int errors;
391 u_int timeouts;
392 u_int invalidations;
393 #endif
394 #define DA_ANNOUNCETMP_SZ 160
395 char announce_temp[DA_ANNOUNCETMP_SZ];
396 #define DA_ANNOUNCE_SZ 400
397 char announcebuf[DA_ANNOUNCE_SZ];
398 };
399
400 #define dadeleteflag(softc, delete_method, enable) \
401 if (enable) { \
402 softc->delete_available |= (1 << delete_method); \
403 } else { \
404 softc->delete_available &= ~(1 << delete_method); \
405 }
406
407 static uma_zone_t da_ccb_zone;
408
409 struct da_quirk_entry {
410 struct scsi_inquiry_pattern inq_pat;
411 da_quirks quirks;
412 };
413
414 static const char quantum[] = "QUANTUM";
415 static const char microp[] = "MICROP";
416
417 static struct da_quirk_entry da_quirk_table[] =
418 {
419 /* SPI, FC devices */
420 {
421 /*
422 * Fujitsu M2513A MO drives.
423 * Tested devices: M2513A2 firmware versions 1200 & 1300.
424 * (dip switch selects whether T_DIRECT or T_OPTICAL device)
425 * Reported by: W.Scholten <whs@xs4all.nl>
426 */
427 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"},
428 /*quirks*/ DA_Q_NO_SYNC_CACHE
429 },
430 {
431 /* See above. */
432 {T_OPTICAL, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"},
433 /*quirks*/ DA_Q_NO_SYNC_CACHE
434 },
435 {
436 /*
437 * This particular Fujitsu drive doesn't like the
438 * synchronize cache command.
439 * Reported by: Tom Jackson <toj@gorilla.net>
440 */
441 {T_DIRECT, SIP_MEDIA_FIXED, "FUJITSU", "M2954*", "*"},
442 /*quirks*/ DA_Q_NO_SYNC_CACHE
443 },
444 {
445 /*
446 * This drive doesn't like the synchronize cache command
447 * either. Reported by: Matthew Jacob <mjacob@feral.com>
448 * in NetBSD PR kern/6027, August 24, 1998.
449 */
450 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2217*", "*"},
451 /*quirks*/ DA_Q_NO_SYNC_CACHE
452 },
453 {
454 /*
455 * This drive doesn't like the synchronize cache command
456 * either. Reported by: Hellmuth Michaelis (hm@kts.org)
457 * (PR 8882).
458 */
459 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2112*", "*"},
460 /*quirks*/ DA_Q_NO_SYNC_CACHE
461 },
462 {
463 /*
464 * Doesn't like the synchronize cache command.
465 * Reported by: Blaz Zupan <blaz@gold.amis.net>
466 */
467 {T_DIRECT, SIP_MEDIA_FIXED, "NEC", "D3847*", "*"},
468 /*quirks*/ DA_Q_NO_SYNC_CACHE
469 },
470 {
471 /*
472 * Doesn't like the synchronize cache command.
473 * Reported by: Blaz Zupan <blaz@gold.amis.net>
474 */
475 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "MAVERICK 540S", "*"},
476 /*quirks*/ DA_Q_NO_SYNC_CACHE
477 },
478 {
479 /*
480 * Doesn't like the synchronize cache command.
481 */
482 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS525S", "*"},
483 /*quirks*/ DA_Q_NO_SYNC_CACHE
484 },
485 {
486 /*
487 * Doesn't like the synchronize cache command.
488 * Reported by: walter@pelissero.de
489 */
490 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS540S", "*"},
491 /*quirks*/ DA_Q_NO_SYNC_CACHE
492 },
493 {
494 /*
495 * Doesn't work correctly with 6 byte reads/writes.
496 * Returns illegal request, and points to byte 9 of the
497 * 6-byte CDB.
498 * Reported by: Adam McDougall <bsdx@spawnet.com>
499 */
500 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 4*", "*"},
501 /*quirks*/ DA_Q_NO_6_BYTE
502 },
503 {
504 /* See above. */
505 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 2*", "*"},
506 /*quirks*/ DA_Q_NO_6_BYTE
507 },
508 {
509 /*
510 * Doesn't like the synchronize cache command.
511 * Reported by: walter@pelissero.de
512 */
513 {T_DIRECT, SIP_MEDIA_FIXED, "CONNER", "CP3500*", "*"},
514 /*quirks*/ DA_Q_NO_SYNC_CACHE
515 },
516 {
517 /*
518 * The CISS RAID controllers do not support SYNC_CACHE
519 */
520 {T_DIRECT, SIP_MEDIA_FIXED, "COMPAQ", "RAID*", "*"},
521 /*quirks*/ DA_Q_NO_SYNC_CACHE
522 },
523 {
524 /*
525 * The STEC SSDs sometimes hang on UNMAP.
526 */
527 {T_DIRECT, SIP_MEDIA_FIXED, "STEC", "*", "*"},
528 /*quirks*/ DA_Q_NO_UNMAP
529 },
530 {
531 /*
532 * VMware returns BUSY status when storage has transient
533 * connectivity problems, so better wait.
534 * Also VMware returns odd errors on misaligned UNMAPs.
535 */
536 {T_DIRECT, SIP_MEDIA_FIXED, "VMware*", "*", "*"},
537 /*quirks*/ DA_Q_RETRY_BUSY | DA_Q_STRICT_UNMAP
538 },
539 /* USB mass storage devices supported by umass(4) */
540 {
541 /*
542 * EXATELECOM (Sigmatel) i-Bead 100/105 USB Flash MP3 Player
543 * PR: kern/51675
544 */
545 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EXATEL", "i-BEAD10*", "*"},
546 /*quirks*/ DA_Q_NO_SYNC_CACHE
547 },
548 {
549 /*
550 * Power Quotient Int. (PQI) USB flash key
551 * PR: kern/53067
552 */
553 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "USB Flash Disk*",
554 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
555 },
556 {
557 /*
558 * Creative Nomad MUVO mp3 player (USB)
559 * PR: kern/53094
560 */
561 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "NOMAD_MUVO", "*"},
562 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
563 },
564 {
565 /*
566 * Jungsoft NEXDISK USB flash key
567 * PR: kern/54737
568 */
569 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JUNGSOFT", "NEXDISK*", "*"},
570 /*quirks*/ DA_Q_NO_SYNC_CACHE
571 },
572 {
573 /*
574 * FreeDik USB Mini Data Drive
575 * PR: kern/54786
576 */
577 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FreeDik*", "Mini Data Drive",
578 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
579 },
580 {
581 /*
582 * Sigmatel USB Flash MP3 Player
583 * PR: kern/57046
584 */
585 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SigmaTel", "MSCN", "*"},
586 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
587 },
588 {
589 /*
590 * Neuros USB Digital Audio Computer
591 * PR: kern/63645
592 */
593 {T_DIRECT, SIP_MEDIA_REMOVABLE, "NEUROS", "dig. audio comp.",
594 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
595 },
596 {
597 /*
598 * SEAGRAND NP-900 MP3 Player
599 * PR: kern/64563
600 */
601 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SEAGRAND", "NP-900*", "*"},
602 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
603 },
604 {
605 /*
606 * iRiver iFP MP3 player (with UMS Firmware)
607 * PR: kern/54881, i386/63941, kern/66124
608 */
609 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iRiver", "iFP*", "*"},
610 /*quirks*/ DA_Q_NO_SYNC_CACHE
611 },
612 {
613 /*
614 * Frontier Labs NEX IA+ Digital Audio Player, rev 1.10/0.01
615 * PR: kern/70158
616 */
617 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FL" , "Nex*", "*"},
618 /*quirks*/ DA_Q_NO_SYNC_CACHE
619 },
620 {
621 /*
622 * ZICPlay USB MP3 Player with FM
623 * PR: kern/75057
624 */
625 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ACTIONS*" , "USB DISK*", "*"},
626 /*quirks*/ DA_Q_NO_SYNC_CACHE
627 },
628 {
629 /*
630 * TEAC USB floppy mechanisms
631 */
632 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TEAC" , "FD-05*", "*"},
633 /*quirks*/ DA_Q_NO_SYNC_CACHE
634 },
635 {
636 /*
637 * Kingston DataTraveler II+ USB Pen-Drive.
638 * Reported by: Pawel Jakub Dawidek <pjd@FreeBSD.org>
639 */
640 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston" , "DataTraveler II+",
641 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
642 },
643 {
644 /*
645 * USB DISK Pro PMAP
646 * Reported by: jhs
647 * PR: usb/96381
648 */
649 {T_DIRECT, SIP_MEDIA_REMOVABLE, " ", "USB DISK Pro", "PMAP"},
650 /*quirks*/ DA_Q_NO_SYNC_CACHE
651 },
652 {
653 /*
654 * Motorola E398 Mobile Phone (TransFlash memory card).
655 * Reported by: Wojciech A. Koszek <dunstan@FreeBSD.czest.pl>
656 * PR: usb/89889
657 */
658 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Motorola" , "Motorola Phone",
659 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
660 },
661 {
662 /*
663 * Qware BeatZkey! Pro
664 * PR: usb/79164
665 */
666 {T_DIRECT, SIP_MEDIA_REMOVABLE, "GENERIC", "USB DISK DEVICE",
667 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
668 },
669 {
670 /*
671 * Time DPA20B 1GB MP3 Player
672 * PR: usb/81846
673 */
674 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB2.0*", "(FS) FLASH DISK*",
675 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
676 },
677 {
678 /*
679 * Samsung USB key 128Mb
680 * PR: usb/90081
681 */
682 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB-DISK", "FreeDik-FlashUsb",
683 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
684 },
685 {
686 /*
687 * Kingston DataTraveler 2.0 USB Flash memory.
688 * PR: usb/89196
689 */
690 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler 2.0",
691 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
692 },
693 {
694 /*
695 * Creative MUVO Slim mp3 player (USB)
696 * PR: usb/86131
697 */
698 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "MuVo Slim",
699 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
700 },
701 {
702 /*
703 * United MP5512 Portable MP3 Player (2-in-1 USB DISK/MP3)
704 * PR: usb/80487
705 */
706 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "MUSIC DISK",
707 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
708 },
709 {
710 /*
711 * SanDisk Micro Cruzer 128MB
712 * PR: usb/75970
713 */
714 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SanDisk" , "Micro Cruzer",
715 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
716 },
717 {
718 /*
719 * TOSHIBA TransMemory USB sticks
720 * PR: kern/94660
721 */
722 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TOSHIBA", "TransMemory",
723 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
724 },
725 {
726 /*
727 * PNY USB 3.0 Flash Drives
728 */
729 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PNY", "USB 3.0 FD*",
730 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_RC16
731 },
732 {
733 /*
734 * PNY USB Flash keys
735 * PR: usb/75578, usb/72344, usb/65436
736 */
737 {T_DIRECT, SIP_MEDIA_REMOVABLE, "*" , "USB DISK*",
738 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
739 },
740 {
741 /*
742 * Genesys GL3224
743 */
744 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "STORAGE DEVICE*",
745 "120?"}, /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_4K | DA_Q_NO_RC16
746 },
747 {
748 /*
749 * Genesys 6-in-1 Card Reader
750 * PR: usb/94647
751 */
752 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "STORAGE DEVICE*",
753 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
754 },
755 {
756 /*
757 * Rekam Digital CAMERA
758 * PR: usb/98713
759 */
760 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CAMERA*", "4MP-9J6*",
761 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
762 },
763 {
764 /*
765 * iRiver H10 MP3 player
766 * PR: usb/102547
767 */
768 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "H10*",
769 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
770 },
771 {
772 /*
773 * iRiver U10 MP3 player
774 * PR: usb/92306
775 */
776 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "U10*",
777 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
778 },
779 {
780 /*
781 * X-Micro Flash Disk
782 * PR: usb/96901
783 */
784 {T_DIRECT, SIP_MEDIA_REMOVABLE, "X-Micro", "Flash Disk",
785 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
786 },
787 {
788 /*
789 * EasyMP3 EM732X USB 2.0 Flash MP3 Player
790 * PR: usb/96546
791 */
792 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EM732X", "MP3 Player*",
793 "1.00"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
794 },
795 {
796 /*
797 * Denver MP3 player
798 * PR: usb/107101
799 */
800 {T_DIRECT, SIP_MEDIA_REMOVABLE, "DENVER", "MP3 PLAYER",
801 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
802 },
803 {
804 /*
805 * Philips USB Key Audio KEY013
806 * PR: usb/68412
807 */
808 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PHILIPS", "Key*", "*"},
809 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT
810 },
811 {
812 /*
813 * JNC MP3 Player
814 * PR: usb/94439
815 */
816 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JNC*" , "MP3 Player*",
817 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
818 },
819 {
820 /*
821 * SAMSUNG MP0402H
822 * PR: usb/108427
823 */
824 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "MP0402H", "*"},
825 /*quirks*/ DA_Q_NO_SYNC_CACHE
826 },
827 {
828 /*
829 * I/O Magic USB flash - Giga Bank
830 * PR: usb/108810
831 */
832 {T_DIRECT, SIP_MEDIA_FIXED, "GS-Magic", "stor*", "*"},
833 /*quirks*/ DA_Q_NO_SYNC_CACHE
834 },
835 {
836 /*
837 * JoyFly 128mb USB Flash Drive
838 * PR: 96133
839 */
840 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "Flash Disk*",
841 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
842 },
843 {
844 /*
845 * ChipsBnk usb stick
846 * PR: 103702
847 */
848 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ChipsBnk", "USB*",
849 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
850 },
851 {
852 /*
853 * Storcase (Kingston) InfoStation IFS FC2/SATA-R 201A
854 * PR: 129858
855 */
856 {T_DIRECT, SIP_MEDIA_FIXED, "IFS", "FC2/SATA-R*",
857 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
858 },
859 {
860 /*
861 * Samsung YP-U3 mp3-player
862 * PR: 125398
863 */
864 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Samsung", "YP-U3",
865 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
866 },
867 {
868 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Netac", "OnlyDisk*",
869 "2000"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
870 },
871 {
872 /*
873 * Sony Cyber-Shot DSC cameras
874 * PR: usb/137035
875 */
876 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Sony", "Sony DSC", "*"},
877 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT
878 },
879 {
880 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler G3",
881 "1.00"}, /*quirks*/ DA_Q_NO_PREVENT
882 },
883 {
884 /* At least several Transcent USB sticks lie on RC16. */
885 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JetFlash", "Transcend*",
886 "*"}, /*quirks*/ DA_Q_NO_RC16
887 },
888 {
889 /* ADATA USB sticks lie on RC16. */
890 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ADATA", "USB Flash Drive*",
891 "*"}, /*quirks*/ DA_Q_NO_RC16
892 },
893 {
894 /*
895 * I-O Data USB Flash Disk
896 * PR: usb/211716
897 */
898 {T_DIRECT, SIP_MEDIA_REMOVABLE, "I-O DATA", "USB Flash Disk*",
899 "*"}, /*quirks*/ DA_Q_NO_RC16
900 },
901 {
902 /*
903 * SLC CHIPFANCIER USB drives
904 * PR: usb/234503 (RC10 right, RC16 wrong)
905 * 16GB, 32GB and 128GB confirmed to have same issue
906 */
907 {T_DIRECT, SIP_MEDIA_REMOVABLE, "*SLC", "CHIPFANCIER",
908 "*"}, /*quirks*/ DA_Q_NO_RC16
909 },
910 /* ATA/SATA devices over SAS/USB/... */
911 {
912 /* Sandisk X400 */
913 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SanDisk SD8SB8U1*", "*" },
914 /*quirks*/DA_Q_128KB
915 },
916 {
917 /* Hitachi Advanced Format (4k) drives */
918 { T_DIRECT, SIP_MEDIA_FIXED, "Hitachi", "H??????????E3*", "*" },
919 /*quirks*/DA_Q_4K
920 },
921 {
922 /* Micron Advanced Format (4k) drives */
923 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Micron 5100 MTFDDAK*", "*" },
924 /*quirks*/DA_Q_4K
925 },
926 {
927 /* Samsung Advanced Format (4k) drives */
928 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD155UI*", "*" },
929 /*quirks*/DA_Q_4K
930 },
931 {
932 /* Samsung Advanced Format (4k) drives */
933 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD155UI*", "*" },
934 /*quirks*/DA_Q_4K
935 },
936 {
937 /* Samsung Advanced Format (4k) drives */
938 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD204UI*", "*" },
939 /*quirks*/DA_Q_4K
940 },
941 {
942 /* Samsung Advanced Format (4k) drives */
943 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD204UI*", "*" },
944 /*quirks*/DA_Q_4K
945 },
946 {
947 /* Seagate Barracuda Green Advanced Format (4k) drives */
948 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DL*", "*" },
949 /*quirks*/DA_Q_4K
950 },
951 {
952 /* Seagate Barracuda Green Advanced Format (4k) drives */
953 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DL", "*", "*" },
954 /*quirks*/DA_Q_4K
955 },
956 {
957 /* Seagate Barracuda Green Advanced Format (4k) drives */
958 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???DM*", "*" },
959 /*quirks*/DA_Q_4K
960 },
961 {
962 /* Seagate Barracuda Green Advanced Format (4k) drives */
963 { T_DIRECT, SIP_MEDIA_FIXED, "ST???DM*", "*", "*" },
964 /*quirks*/DA_Q_4K
965 },
966 {
967 /* Seagate Barracuda Green Advanced Format (4k) drives */
968 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DM*", "*" },
969 /*quirks*/DA_Q_4K
970 },
971 {
972 /* Seagate Barracuda Green Advanced Format (4k) drives */
973 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DM", "*", "*" },
974 /*quirks*/DA_Q_4K
975 },
976 {
977 /* Seagate Momentus Advanced Format (4k) drives */
978 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500423AS*", "*" },
979 /*quirks*/DA_Q_4K
980 },
981 {
982 /* Seagate Momentus Advanced Format (4k) drives */
983 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "3AS*", "*" },
984 /*quirks*/DA_Q_4K
985 },
986 {
987 /* Seagate Momentus Advanced Format (4k) drives */
988 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500424AS*", "*" },
989 /*quirks*/DA_Q_4K
990 },
991 {
992 /* Seagate Momentus Advanced Format (4k) drives */
993 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "4AS*", "*" },
994 /*quirks*/DA_Q_4K
995 },
996 {
997 /* Seagate Momentus Advanced Format (4k) drives */
998 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640423AS*", "*" },
999 /*quirks*/DA_Q_4K
1000 },
1001 {
1002 /* Seagate Momentus Advanced Format (4k) drives */
1003 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "3AS*", "*" },
1004 /*quirks*/DA_Q_4K
1005 },
1006 {
1007 /* Seagate Momentus Advanced Format (4k) drives */
1008 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640424AS*", "*" },
1009 /*quirks*/DA_Q_4K
1010 },
1011 {
1012 /* Seagate Momentus Advanced Format (4k) drives */
1013 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "4AS*", "*" },
1014 /*quirks*/DA_Q_4K
1015 },
1016 {
1017 /* Seagate Momentus Advanced Format (4k) drives */
1018 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750420AS*", "*" },
1019 /*quirks*/DA_Q_4K
1020 },
1021 {
1022 /* Seagate Momentus Advanced Format (4k) drives */
1023 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "0AS*", "*" },
1024 /*quirks*/DA_Q_4K
1025 },
1026 {
1027 /* Seagate Momentus Advanced Format (4k) drives */
1028 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750422AS*", "*" },
1029 /*quirks*/DA_Q_4K
1030 },
1031 {
1032 /* Seagate Momentus Advanced Format (4k) drives */
1033 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "2AS*", "*" },
1034 /*quirks*/DA_Q_4K
1035 },
1036 {
1037 /* Seagate Momentus Advanced Format (4k) drives */
1038 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750423AS*", "*" },
1039 /*quirks*/DA_Q_4K
1040 },
1041 {
1042 /* Seagate Momentus Advanced Format (4k) drives */
1043 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "3AS*", "*" },
1044 /*quirks*/DA_Q_4K
1045 },
1046 {
1047 /* Seagate Momentus Thin Advanced Format (4k) drives */
1048 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???LT*", "*" },
1049 /*quirks*/DA_Q_4K
1050 },
1051 {
1052 /* Seagate Momentus Thin Advanced Format (4k) drives */
1053 { T_DIRECT, SIP_MEDIA_FIXED, "ST???LT*", "*", "*" },
1054 /*quirks*/DA_Q_4K
1055 },
1056 {
1057 /* WDC Caviar Green Advanced Format (4k) drives */
1058 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RS*", "*" },
1059 /*quirks*/DA_Q_4K
1060 },
1061 {
1062 /* WDC Caviar Green Advanced Format (4k) drives */
1063 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RS*", "*" },
1064 /*quirks*/DA_Q_4K
1065 },
1066 {
1067 /* WDC Caviar Green Advanced Format (4k) drives */
1068 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RX*", "*" },
1069 /*quirks*/DA_Q_4K
1070 },
1071 {
1072 /* WDC Caviar Green Advanced Format (4k) drives */
1073 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RX*", "*" },
1074 /*quirks*/DA_Q_4K
1075 },
1076 {
1077 /* WDC Caviar Green Advanced Format (4k) drives */
1078 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RS*", "*" },
1079 /*quirks*/DA_Q_4K
1080 },
1081 {
1082 /* WDC Caviar Green Advanced Format (4k) drives */
1083 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RS*", "*" },
1084 /*quirks*/DA_Q_4K
1085 },
1086 {
1087 /* WDC Caviar Green Advanced Format (4k) drives */
1088 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RX*", "*" },
1089 /*quirks*/DA_Q_4K
1090 },
1091 {
1092 /* WDC Caviar Green Advanced Format (4k) drives */
1093 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RX*", "*" },
1094 /*quirks*/DA_Q_4K
1095 },
1096 {
1097 /* WDC Scorpio Black Advanced Format (4k) drives */
1098 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PKT*", "*" },
1099 /*quirks*/DA_Q_4K
1100 },
1101 {
1102 /* WDC Scorpio Black Advanced Format (4k) drives */
1103 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PKT*", "*" },
1104 /*quirks*/DA_Q_4K
1105 },
1106 {
1107 /* WDC Scorpio Black Advanced Format (4k) drives */
1108 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PKT*", "*" },
1109 /*quirks*/DA_Q_4K
1110 },
1111 {
1112 /* WDC Scorpio Black Advanced Format (4k) drives */
1113 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PKT*", "*" },
1114 /*quirks*/DA_Q_4K
1115 },
1116 {
1117 /* WDC Scorpio Blue Advanced Format (4k) drives */
1118 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PVT*", "*" },
1119 /*quirks*/DA_Q_4K
1120 },
1121 {
1122 /* WDC Scorpio Blue Advanced Format (4k) drives */
1123 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PVT*", "*" },
1124 /*quirks*/DA_Q_4K
1125 },
1126 {
1127 /* WDC Scorpio Blue Advanced Format (4k) drives */
1128 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PVT*", "*" },
1129 /*quirks*/DA_Q_4K
1130 },
1131 {
1132 /* WDC Scorpio Blue Advanced Format (4k) drives */
1133 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PVT*", "*" },
1134 /*quirks*/DA_Q_4K
1135 },
1136 {
1137 /*
1138 * Olympus digital cameras (C-3040ZOOM, C-2040ZOOM, C-1)
1139 * PR: usb/97472
1140 */
1141 { T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "C*", "*"},
1142 /*quirks*/ DA_Q_NO_6_BYTE | DA_Q_NO_SYNC_CACHE
1143 },
1144 {
1145 /*
1146 * Olympus digital cameras (D-370)
1147 * PR: usb/97472
1148 */
1149 { T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "D*", "*"},
1150 /*quirks*/ DA_Q_NO_6_BYTE
1151 },
1152 {
1153 /*
1154 * Olympus digital cameras (E-100RS, E-10).
1155 * PR: usb/97472
1156 */
1157 { T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "E*", "*"},
1158 /*quirks*/ DA_Q_NO_6_BYTE | DA_Q_NO_SYNC_CACHE
1159 },
1160 {
1161 /*
1162 * Olympus FE-210 camera
1163 */
1164 {T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "FE210*",
1165 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
1166 },
1167 {
1168 /*
1169 * Pentax Digital Camera
1170 * PR: usb/93389
1171 */
1172 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PENTAX", "DIGITAL CAMERA",
1173 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
1174 },
1175 {
1176 /*
1177 * LG UP3S MP3 player
1178 */
1179 {T_DIRECT, SIP_MEDIA_REMOVABLE, "LG", "UP3S",
1180 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
1181 },
1182 {
1183 /*
1184 * Laser MP3-2GA13 MP3 player
1185 */
1186 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "(HS) Flash Disk",
1187 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
1188 },
1189 {
1190 /*
1191 * LaCie external 250GB Hard drive des by Porsche
1192 * Submitted by: Ben Stuyts <ben@altesco.nl>
1193 * PR: 121474
1194 */
1195 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HM250JI", "*"},
1196 /*quirks*/ DA_Q_NO_SYNC_CACHE
1197 },
1198 /* SATA SSDs */
1199 {
1200 /*
1201 * Corsair Force 2 SSDs
1202 * 4k optimised & trim only works in 4k requests + 4k aligned
1203 */
1204 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair CSSD-F*", "*" },
1205 /*quirks*/DA_Q_4K
1206 },
1207 {
1208 /*
1209 * Corsair Force 3 SSDs
1210 * 4k optimised & trim only works in 4k requests + 4k aligned
1211 */
1212 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force 3*", "*" },
1213 /*quirks*/DA_Q_4K
1214 },
1215 {
1216 /*
1217 * Corsair Neutron GTX SSDs
1218 * 4k optimised & trim only works in 4k requests + 4k aligned
1219 */
1220 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" },
1221 /*quirks*/DA_Q_4K
1222 },
1223 {
1224 /*
1225 * Corsair Force GT & GS SSDs
1226 * 4k optimised & trim only works in 4k requests + 4k aligned
1227 */
1228 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force G*", "*" },
1229 /*quirks*/DA_Q_4K
1230 },
1231 {
1232 /*
1233 * Crucial M4 SSDs
1234 * 4k optimised & trim only works in 4k requests + 4k aligned
1235 */
1236 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "M4-CT???M4SSD2*", "*" },
1237 /*quirks*/DA_Q_4K
1238 },
1239 {
1240 /*
1241 * Crucial RealSSD C300 SSDs
1242 * 4k optimised
1243 */
1244 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "C300-CTFDDAC???MAG*",
1245 "*" }, /*quirks*/DA_Q_4K
1246 },
1247 {
1248 /*
1249 * Intel 320 Series SSDs
1250 * 4k optimised & trim only works in 4k requests + 4k aligned
1251 */
1252 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2CW*", "*" },
1253 /*quirks*/DA_Q_4K
1254 },
1255 {
1256 /*
1257 * Intel 330 Series SSDs
1258 * 4k optimised & trim only works in 4k requests + 4k aligned
1259 */
1260 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2CT*", "*" },
1261 /*quirks*/DA_Q_4K
1262 },
1263 {
1264 /*
1265 * Intel 510 Series SSDs
1266 * 4k optimised & trim only works in 4k requests + 4k aligned
1267 */
1268 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2MH*", "*" },
1269 /*quirks*/DA_Q_4K
1270 },
1271 {
1272 /*
1273 * Intel 520 Series SSDs
1274 * 4k optimised & trim only works in 4k requests + 4k aligned
1275 */
1276 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2BW*", "*" },
1277 /*quirks*/DA_Q_4K
1278 },
1279 {
1280 /*
1281 * Intel S3610 Series SSDs
1282 * 4k optimised & trim only works in 4k requests + 4k aligned
1283 */
1284 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2BX*", "*" },
1285 /*quirks*/DA_Q_4K
1286 },
1287 {
1288 /*
1289 * Intel X25-M Series SSDs
1290 * 4k optimised & trim only works in 4k requests + 4k aligned
1291 */
1292 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2M*", "*" },
1293 /*quirks*/DA_Q_4K
1294 },
1295 {
1296 /*
1297 * Kingston E100 Series SSDs
1298 * 4k optimised & trim only works in 4k requests + 4k aligned
1299 */
1300 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SE100S3*", "*" },
1301 /*quirks*/DA_Q_4K
1302 },
1303 {
1304 /*
1305 * Kingston HyperX 3k SSDs
1306 * 4k optimised & trim only works in 4k requests + 4k aligned
1307 */
1308 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SH103S3*", "*" },
1309 /*quirks*/DA_Q_4K
1310 },
1311 {
1312 /*
1313 * Marvell SSDs (entry taken from OpenSolaris)
1314 * 4k optimised & trim only works in 4k requests + 4k aligned
1315 */
1316 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "MARVELL SD88SA02*", "*" },
1317 /*quirks*/DA_Q_4K
1318 },
1319 {
1320 /*
1321 * OCZ Agility 2 SSDs
1322 * 4k optimised & trim only works in 4k requests + 4k aligned
1323 */
1324 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" },
1325 /*quirks*/DA_Q_4K
1326 },
1327 {
1328 /*
1329 * OCZ Agility 3 SSDs
1330 * 4k optimised & trim only works in 4k requests + 4k aligned
1331 */
1332 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-AGILITY3*", "*" },
1333 /*quirks*/DA_Q_4K
1334 },
1335 {
1336 /*
1337 * OCZ Deneva R Series SSDs
1338 * 4k optimised & trim only works in 4k requests + 4k aligned
1339 */
1340 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "DENRSTE251M45*", "*" },
1341 /*quirks*/DA_Q_4K
1342 },
1343 {
1344 /*
1345 * OCZ Vertex 2 SSDs (inc pro series)
1346 * 4k optimised & trim only works in 4k requests + 4k aligned
1347 */
1348 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ?VERTEX2*", "*" },
1349 /*quirks*/DA_Q_4K
1350 },
1351 {
1352 /*
1353 * OCZ Vertex 3 SSDs
1354 * 4k optimised & trim only works in 4k requests + 4k aligned
1355 */
1356 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX3*", "*" },
1357 /*quirks*/DA_Q_4K
1358 },
1359 {
1360 /*
1361 * OCZ Vertex 4 SSDs
1362 * 4k optimised & trim only works in 4k requests + 4k aligned
1363 */
1364 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX4*", "*" },
1365 /*quirks*/DA_Q_4K
1366 },
1367 {
1368 /*
1369 * Samsung 750 Series SSDs
1370 * 4k optimised & trim only works in 4k requests + 4k aligned
1371 */
1372 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 750*", "*" },
1373 /*quirks*/DA_Q_4K
1374 },
1375 {
1376 /*
1377 * Samsung 830 Series SSDs
1378 * 4k optimised & trim only works in 4k requests + 4k aligned
1379 */
1380 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG SSD 830 Series*", "*" },
1381 /*quirks*/DA_Q_4K
1382 },
1383 {
1384 /*
1385 * Samsung 840 SSDs
1386 * 4k optimised & trim only works in 4k requests + 4k aligned
1387 */
1388 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 840*", "*" },
1389 /*quirks*/DA_Q_4K
1390 },
1391 {
1392 /*
1393 * Samsung 845 SSDs
1394 * 4k optimised & trim only works in 4k requests + 4k aligned
1395 */
1396 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 845*", "*" },
1397 /*quirks*/DA_Q_4K
1398 },
1399 {
1400 /*
1401 * Samsung 850 SSDs
1402 * 4k optimised & trim only works in 4k requests + 4k aligned
1403 */
1404 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 850*", "*" },
1405 /*quirks*/DA_Q_4K
1406 },
1407 {
1408 /*
1409 * Samsung 860 SSDs
1410 * 4k optimised & trim only works in 4k requests + 4k aligned
1411 */
1412 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 860*", "*" },
1413 /*quirks*/DA_Q_4K
1414 },
1415 {
1416 /*
1417 * Samsung 870 SSDs
1418 * 4k optimised & trim only works in 4k requests + 4k aligned
1419 */
1420 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 870*", "*" },
1421 /*quirks*/DA_Q_4K
1422 },
1423 {
1424 /*
1425 * Samsung 843T Series SSDs (MZ7WD*)
1426 * Samsung PM851 Series SSDs (MZ7TE*)
1427 * Samsung PM853T Series SSDs (MZ7GE*)
1428 * Samsung SM863 Series SSDs (MZ7KM*)
1429 * 4k optimised
1430 */
1431 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG MZ7*", "*" },
1432 /*quirks*/DA_Q_4K
1433 },
1434 {
1435 /*
1436 * Same as for SAMSUNG MZ7* but enable the quirks for SSD
1437 * starting with MZ7* too
1438 */
1439 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "MZ7*", "*" },
1440 /*quirks*/DA_Q_4K
1441 },
1442 {
1443 /*
1444 * Same as above but enable the quirks for SSD SAMSUNG MZ7*
1445 * connected via SATA-to-SAS interposer and because of this
1446 * starting without "ATA"
1447 */
1448 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "MZ7*", "*" },
1449 /*quirks*/DA_Q_4K
1450 },
1451 {
1452 /*
1453 * SuperTalent TeraDrive CT SSDs
1454 * 4k optimised & trim only works in 4k requests + 4k aligned
1455 */
1456 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "FTM??CT25H*", "*" },
1457 /*quirks*/DA_Q_4K
1458 },
1459 {
1460 /*
1461 * XceedIOPS SATA SSDs
1462 * 4k optimised
1463 */
1464 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SG9XCS2D*", "*" },
1465 /*quirks*/DA_Q_4K
1466 },
1467 {
1468 /*
1469 * Hama Innostor USB-Stick
1470 */
1471 { T_DIRECT, SIP_MEDIA_REMOVABLE, "Innostor", "Innostor*", "*" },
1472 /*quirks*/DA_Q_NO_RC16
1473 },
1474 {
1475 /*
1476 * Seagate Lamarr 8TB Shingled Magnetic Recording (SMR)
1477 * Drive Managed SATA hard drive. This drive doesn't report
1478 * in firmware that it is a drive managed SMR drive.
1479 */
1480 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST8000AS000[23]*", "*" },
1481 /*quirks*/DA_Q_SMR_DM
1482 },
1483 {
1484 /*
1485 * MX-ES USB Drive by Mach Xtreme
1486 */
1487 { T_DIRECT, SIP_MEDIA_REMOVABLE, "MX", "MXUB3*", "*"},
1488 /*quirks*/DA_Q_NO_RC16
1489 },
1490 };
1491
1492 static disk_strategy_t dastrategy;
1493 static dumper_t dadump;
1494 static periph_init_t dainit;
1495 static void daasync(void *callback_arg, uint32_t code,
1496 struct cam_path *path, void *arg);
1497 static void dasysctlinit(void *context, int pending);
1498 static int dasysctlsofttimeout(SYSCTL_HANDLER_ARGS);
1499 static int dacmdsizesysctl(SYSCTL_HANDLER_ARGS);
1500 static int dadeletemethodsysctl(SYSCTL_HANDLER_ARGS);
1501 static int dabitsysctl(SYSCTL_HANDLER_ARGS);
1502 static int daflagssysctl(SYSCTL_HANDLER_ARGS);
1503 static int daquirkssysctl(SYSCTL_HANDLER_ARGS);
1504 static int dazonemodesysctl(SYSCTL_HANDLER_ARGS);
1505 static int dazonesupsysctl(SYSCTL_HANDLER_ARGS);
1506 static int dadeletemaxsysctl(SYSCTL_HANDLER_ARGS);
1507 static void dadeletemethodset(struct da_softc *softc,
1508 da_delete_methods delete_method);
1509 static off_t dadeletemaxsize(struct da_softc *softc,
1510 da_delete_methods delete_method);
1511 static void dadeletemethodchoose(struct da_softc *softc,
1512 da_delete_methods default_method);
1513 static void daprobedone(struct cam_periph *periph, union ccb *ccb);
1514
1515 static periph_ctor_t daregister;
1516 static periph_dtor_t dacleanup;
1517 static periph_start_t dastart;
1518 static periph_oninv_t daoninvalidate;
1519 static void dazonedone(struct cam_periph *periph, union ccb *ccb);
1520 static void dadone(struct cam_periph *periph,
1521 union ccb *done_ccb);
1522 static void dadone_probewp(struct cam_periph *periph,
1523 union ccb *done_ccb);
1524 static void dadone_proberc(struct cam_periph *periph,
1525 union ccb *done_ccb);
1526 static void dadone_probelbp(struct cam_periph *periph,
1527 union ccb *done_ccb);
1528 static void dadone_probeblklimits(struct cam_periph *periph,
1529 union ccb *done_ccb);
1530 static void dadone_probebdc(struct cam_periph *periph,
1531 union ccb *done_ccb);
1532 static void dadone_probecache(struct cam_periph *periph,
1533 union ccb *done_ccb);
1534 static void dadone_probeata(struct cam_periph *periph,
1535 union ccb *done_ccb);
1536 static void dadone_probeatalogdir(struct cam_periph *periph,
1537 union ccb *done_ccb);
1538 static void dadone_probeataiddir(struct cam_periph *periph,
1539 union ccb *done_ccb);
1540 static void dadone_probeatasup(struct cam_periph *periph,
1541 union ccb *done_ccb);
1542 static void dadone_probeatazone(struct cam_periph *periph,
1543 union ccb *done_ccb);
1544 static void dadone_probezone(struct cam_periph *periph,
1545 union ccb *done_ccb);
1546 static void dadone_tur(struct cam_periph *periph,
1547 union ccb *done_ccb);
1548 static int daerror(union ccb *ccb, uint32_t cam_flags,
1549 uint32_t sense_flags);
1550 static void daprevent(struct cam_periph *periph, int action);
1551 static void dareprobe(struct cam_periph *periph);
1552 static void dasetgeom(struct cam_periph *periph, uint32_t block_len,
1553 uint64_t maxsector,
1554 struct scsi_read_capacity_data_long *rcaplong,
1555 size_t rcap_size);
1556 static callout_func_t dasendorderedtag;
1557 static void dashutdown(void *arg, int howto);
1558 static callout_func_t damediapoll;
1559
1560 #ifndef DA_DEFAULT_POLL_PERIOD
1561 #define DA_DEFAULT_POLL_PERIOD 3
1562 #endif
1563
1564 #ifndef DA_DEFAULT_TIMEOUT
1565 #define DA_DEFAULT_TIMEOUT 60 /* Timeout in seconds */
1566 #endif
1567
1568 #ifndef DA_DEFAULT_SOFTTIMEOUT
1569 #define DA_DEFAULT_SOFTTIMEOUT 0
1570 #endif
1571
1572 #ifndef DA_DEFAULT_RETRY
1573 #define DA_DEFAULT_RETRY 4
1574 #endif
1575
1576 #ifndef DA_DEFAULT_SEND_ORDERED
1577 #define DA_DEFAULT_SEND_ORDERED 1
1578 #endif
1579
1580 static int da_poll_period = DA_DEFAULT_POLL_PERIOD;
1581 static int da_retry_count = DA_DEFAULT_RETRY;
1582 static int da_default_timeout = DA_DEFAULT_TIMEOUT;
1583 static sbintime_t da_default_softtimeout = DA_DEFAULT_SOFTTIMEOUT;
1584 static int da_send_ordered = DA_DEFAULT_SEND_ORDERED;
1585 static int da_disable_wp_detection = 0;
1586 static int da_enable_biospeedup = 1;
1587 static int da_enable_uma_ccbs = 1;
1588
1589 static SYSCTL_NODE(_kern_cam, OID_AUTO, da, CTLFLAG_RD | CTLFLAG_MPSAFE, 0,
1590 "CAM Direct Access Disk driver");
1591 SYSCTL_INT(_kern_cam_da, OID_AUTO, poll_period, CTLFLAG_RWTUN,
1592 &da_poll_period, 0, "Media polling period in seconds");
1593 SYSCTL_INT(_kern_cam_da, OID_AUTO, retry_count, CTLFLAG_RWTUN,
1594 &da_retry_count, 0, "Normal I/O retry count");
1595 SYSCTL_INT(_kern_cam_da, OID_AUTO, default_timeout, CTLFLAG_RWTUN,
1596 &da_default_timeout, 0, "Normal I/O timeout (in seconds)");
1597 SYSCTL_INT(_kern_cam_da, OID_AUTO, send_ordered, CTLFLAG_RWTUN,
1598 &da_send_ordered, 0, "Send Ordered Tags");
1599 SYSCTL_INT(_kern_cam_da, OID_AUTO, disable_wp_detection, CTLFLAG_RWTUN,
1600 &da_disable_wp_detection, 0,
1601 "Disable detection of write-protected disks");
1602 SYSCTL_INT(_kern_cam_da, OID_AUTO, enable_biospeedup, CTLFLAG_RDTUN,
1603 &da_enable_biospeedup, 0, "Enable BIO_SPEEDUP processing");
1604 SYSCTL_INT(_kern_cam_da, OID_AUTO, enable_uma_ccbs, CTLFLAG_RWTUN,
1605 &da_enable_uma_ccbs, 0, "Use UMA for CCBs");
1606
1607 SYSCTL_PROC(_kern_cam_da, OID_AUTO, default_softtimeout,
1608 CTLTYPE_UINT | CTLFLAG_RW | CTLFLAG_MPSAFE, NULL, 0,
1609 dasysctlsofttimeout, "I",
1610 "Soft I/O timeout (ms)");
1611 TUNABLE_INT64("kern.cam.da.default_softtimeout", &da_default_softtimeout);
1612
1613 /*
1614 * DA_ORDEREDTAG_INTERVAL determines how often, relative
1615 * to the default timeout, we check to see whether an ordered
1616 * tagged transaction is appropriate to prevent simple tag
1617 * starvation. Since we'd like to ensure that there is at least
1618 * 1/2 of the timeout length left for a starved transaction to
1619 * complete after we've sent an ordered tag, we must poll at least
1620 * four times in every timeout period. This takes care of the worst
1621 * case where a starved transaction starts during an interval that
1622 * meets the requirement "don't send an ordered tag" test so it takes
1623 * us two intervals to determine that a tag must be sent.
1624 */
1625 #ifndef DA_ORDEREDTAG_INTERVAL
1626 #define DA_ORDEREDTAG_INTERVAL 4
1627 #endif
1628
1629 static struct periph_driver dadriver =
1630 {
1631 dainit, "da",
1632 TAILQ_HEAD_INITIALIZER(dadriver.units), /* generation */ 0
1633 };
1634
1635 PERIPHDRIVER_DECLARE(da, dadriver);
1636
1637 static MALLOC_DEFINE(M_SCSIDA, "scsi_da", "scsi_da buffers");
1638
1639 /*
1640 * This driver takes out references / holds in well defined pairs, never
1641 * recursively. These macros / inline functions enforce those rules. They
1642 * are only enabled with DA_TRACK_REFS or INVARIANTS. If DA_TRACK_REFS is
1643 * defined to be 2 or larger, the tracking also includes debug printfs.
1644 */
1645 #if defined(DA_TRACK_REFS) || defined(INVARIANTS)
1646
1647 #ifndef DA_TRACK_REFS
1648 #define DA_TRACK_REFS 1
1649 #endif
1650
1651 #if DA_TRACK_REFS > 1
1652 static const char *da_ref_text[] = {
1653 "bogus",
1654 "open",
1655 "open hold",
1656 "close hold",
1657 "reprobe hold",
1658 "Test Unit Ready",
1659 "Geom",
1660 "sysctl",
1661 "reprobe",
1662 "max -- also bogus"
1663 };
1664
1665 #define DA_PERIPH_PRINT(periph, msg, args...) \
1666 CAM_PERIPH_PRINT(periph, msg, ##args)
1667 #else
1668 #define DA_PERIPH_PRINT(periph, msg, args...)
1669 #endif
1670
1671 static inline void
token_sanity(da_ref_token token)1672 token_sanity(da_ref_token token)
1673 {
1674 if ((unsigned)token >= DA_REF_MAX)
1675 panic("Bad token value passed in %d\n", token);
1676 }
1677
1678 static inline int
da_periph_hold(struct cam_periph * periph,int priority,da_ref_token token)1679 da_periph_hold(struct cam_periph *periph, int priority, da_ref_token token)
1680 {
1681 int err = cam_periph_hold(periph, priority);
1682
1683 token_sanity(token);
1684 DA_PERIPH_PRINT(periph, "Holding device %s (%d): %d\n",
1685 da_ref_text[token], token, err);
1686 if (err == 0) {
1687 int cnt;
1688 struct da_softc *softc = periph->softc;
1689
1690 cnt = atomic_fetchadd_int(&softc->ref_flags[token], 1);
1691 if (cnt != 0)
1692 panic("Re-holding for reason %d, cnt = %d", token, cnt);
1693 }
1694 return (err);
1695 }
1696
1697 static inline void
da_periph_unhold(struct cam_periph * periph,da_ref_token token)1698 da_periph_unhold(struct cam_periph *periph, da_ref_token token)
1699 {
1700 int cnt;
1701 struct da_softc *softc = periph->softc;
1702
1703 token_sanity(token);
1704 DA_PERIPH_PRINT(periph, "Unholding device %s (%d)\n",
1705 da_ref_text[token], token);
1706 cnt = atomic_fetchadd_int(&softc->ref_flags[token], -1);
1707 if (cnt != 1)
1708 panic("Unholding %d with cnt = %d", token, cnt);
1709 cam_periph_unhold(periph);
1710 }
1711
1712 static inline int
da_periph_acquire(struct cam_periph * periph,da_ref_token token)1713 da_periph_acquire(struct cam_periph *periph, da_ref_token token)
1714 {
1715 int err = cam_periph_acquire(periph);
1716
1717 token_sanity(token);
1718 DA_PERIPH_PRINT(periph, "acquiring device %s (%d): %d\n",
1719 da_ref_text[token], token, err);
1720 if (err == 0) {
1721 int cnt;
1722 struct da_softc *softc = periph->softc;
1723
1724 cnt = atomic_fetchadd_int(&softc->ref_flags[token], 1);
1725 if (cnt != 0)
1726 panic("Re-refing for reason %d, cnt = %d", token, cnt);
1727 }
1728 return (err);
1729 }
1730
1731 static inline void
da_periph_release(struct cam_periph * periph,da_ref_token token)1732 da_periph_release(struct cam_periph *periph, da_ref_token token)
1733 {
1734 int cnt;
1735 struct da_softc *softc = periph->softc;
1736
1737 token_sanity(token);
1738 DA_PERIPH_PRINT(periph, "releasing device %s (%d)\n",
1739 da_ref_text[token], token);
1740 cnt = atomic_fetchadd_int(&softc->ref_flags[token], -1);
1741 if (cnt != 1)
1742 panic("Releasing %d with cnt = %d", token, cnt);
1743 cam_periph_release(periph);
1744 }
1745
1746 static inline void
da_periph_release_locked(struct cam_periph * periph,da_ref_token token)1747 da_periph_release_locked(struct cam_periph *periph, da_ref_token token)
1748 {
1749 int cnt;
1750 struct da_softc *softc = periph->softc;
1751
1752 token_sanity(token);
1753 DA_PERIPH_PRINT(periph, "releasing device (locked) %s (%d)\n",
1754 da_ref_text[token], token);
1755 cnt = atomic_fetchadd_int(&softc->ref_flags[token], -1);
1756 if (cnt != 1)
1757 panic("releasing (locked) %d with cnt = %d", token, cnt);
1758 cam_periph_release_locked(periph);
1759 }
1760
1761 #define cam_periph_hold POISON
1762 #define cam_periph_unhold POISON
1763 #define cam_periph_acquire POISON
1764 #define cam_periph_release POISON
1765 #define cam_periph_release_locked POISON
1766
1767 #else
1768 #define da_periph_hold(periph, prio, token) cam_periph_hold((periph), (prio))
1769 #define da_periph_unhold(periph, token) cam_periph_unhold((periph))
1770 #define da_periph_acquire(periph, token) cam_periph_acquire((periph))
1771 #define da_periph_release(periph, token) cam_periph_release((periph))
1772 #define da_periph_release_locked(periph, token) cam_periph_release_locked((periph))
1773 #endif
1774
1775 static int
daopen(struct disk * dp)1776 daopen(struct disk *dp)
1777 {
1778 struct cam_periph *periph;
1779 struct da_softc *softc;
1780 int error;
1781
1782 periph = (struct cam_periph *)dp->d_drv1;
1783 if (da_periph_acquire(periph, DA_REF_OPEN) != 0) {
1784 return (ENXIO);
1785 }
1786
1787 cam_periph_lock(periph);
1788 if ((error = da_periph_hold(periph, PRIBIO|PCATCH, DA_REF_OPEN_HOLD)) != 0) {
1789 cam_periph_unlock(periph);
1790 da_periph_release(periph, DA_REF_OPEN);
1791 return (error);
1792 }
1793
1794 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH,
1795 ("daopen\n"));
1796
1797 softc = (struct da_softc *)periph->softc;
1798 dareprobe(periph);
1799
1800 /* Wait for the disk size update. */
1801 error = cam_periph_sleep(periph, &softc->disk->d_mediasize, PRIBIO,
1802 "dareprobe", 0);
1803 if (error != 0)
1804 xpt_print(periph->path, "unable to retrieve capacity data\n");
1805
1806 if (periph->flags & CAM_PERIPH_INVALID)
1807 error = ENXIO;
1808
1809 if (error == 0 && (softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 &&
1810 (softc->quirks & DA_Q_NO_PREVENT) == 0)
1811 daprevent(periph, PR_PREVENT);
1812
1813 /*
1814 * Only 'validate' the pack if the media size is non-zero and the
1815 * underlying peripheral isn't invalid (the only error != 0 path). Once
1816 * the periph is marked invalid, we only get here on lost races with its
1817 * teardown, so keeping the pack invalid also keeps more I/O from
1818 * starting.
1819 */
1820 if (error == 0 && softc->params.sectors != 0)
1821 softc->flags &= ~DA_FLAG_PACK_INVALID;
1822 else
1823 softc->flags |= DA_FLAG_PACK_INVALID;
1824
1825 if (error == 0)
1826 softc->flags |= DA_FLAG_OPEN;
1827
1828 da_periph_unhold(periph, DA_REF_OPEN_HOLD);
1829 cam_periph_unlock(periph);
1830
1831 if (error != 0)
1832 da_periph_release(periph, DA_REF_OPEN);
1833
1834 return (error);
1835 }
1836
1837 static int
daclose(struct disk * dp)1838 daclose(struct disk *dp)
1839 {
1840 struct cam_periph *periph;
1841 struct da_softc *softc;
1842 union ccb *ccb;
1843
1844 periph = (struct cam_periph *)dp->d_drv1;
1845 softc = (struct da_softc *)periph->softc;
1846 cam_periph_lock(periph);
1847 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH,
1848 ("daclose\n"));
1849
1850 if (da_periph_hold(periph, PRIBIO, DA_REF_CLOSE_HOLD) == 0) {
1851 /* Flush disk cache. */
1852 if ((softc->flags & DA_FLAG_DIRTY) != 0 &&
1853 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0 &&
1854 (softc->flags & DA_FLAG_PACK_INVALID) == 0) {
1855 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
1856 scsi_synchronize_cache(&ccb->csio, /*retries*/1,
1857 /*cbfcnp*/NULL, MSG_SIMPLE_Q_TAG,
1858 /*begin_lba*/0, /*lb_count*/0, SSD_FULL_SIZE,
1859 5 * 60 * 1000);
1860 cam_periph_runccb(ccb, daerror, /*cam_flags*/0,
1861 /*sense_flags*/SF_RETRY_UA | SF_QUIET_IR,
1862 softc->disk->d_devstat);
1863 softc->flags &= ~DA_FLAG_DIRTY;
1864 xpt_release_ccb(ccb);
1865 }
1866
1867 /* Allow medium removal. */
1868 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 &&
1869 (softc->quirks & DA_Q_NO_PREVENT) == 0)
1870 daprevent(periph, PR_ALLOW);
1871
1872 da_periph_unhold(periph, DA_REF_CLOSE_HOLD);
1873 }
1874
1875 /*
1876 * If we've got removable media, mark the blocksize as
1877 * unavailable, since it could change when new media is
1878 * inserted.
1879 */
1880 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0)
1881 softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE;
1882
1883 softc->flags &= ~DA_FLAG_OPEN;
1884 while (softc->refcount != 0)
1885 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "daclose", 1);
1886 cam_periph_unlock(periph);
1887 da_periph_release(periph, DA_REF_OPEN);
1888 return (0);
1889 }
1890
1891 static void
daschedule(struct cam_periph * periph)1892 daschedule(struct cam_periph *periph)
1893 {
1894 struct da_softc *softc = (struct da_softc *)periph->softc;
1895
1896 if (softc->state != DA_STATE_NORMAL)
1897 return;
1898
1899 cam_iosched_schedule(softc->cam_iosched, periph);
1900 }
1901
1902 /*
1903 * Actually translate the requested transfer into one the physical driver
1904 * can understand. The transfer is described by a buf and will include
1905 * only one physical transfer.
1906 */
1907 static void
dastrategy(struct bio * bp)1908 dastrategy(struct bio *bp)
1909 {
1910 struct cam_periph *periph;
1911 struct da_softc *softc;
1912
1913 periph = (struct cam_periph *)bp->bio_disk->d_drv1;
1914 softc = (struct da_softc *)periph->softc;
1915
1916 cam_periph_lock(periph);
1917
1918 /*
1919 * If the pack has been invalidated, fail all I/O. The medium is not
1920 * suitable for normal I/O, because one or more is ture:
1921 * - the medium is missing
1922 * - its size is unknown
1923 * - it differs from the medium present at daopen
1924 * - we're tearing the cam periph device down
1925 * Since we have the cam periph lock, we don't need to check it for
1926 * the last condition since PACK_INVALID is set when we invalidate
1927 * the device.
1928 */
1929 if ((softc->flags & DA_FLAG_PACK_INVALID)) {
1930 cam_periph_unlock(periph);
1931 biofinish(bp, NULL, ENXIO);
1932 return;
1933 }
1934
1935 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastrategy(%p)\n", bp));
1936
1937 /*
1938 * Zone commands must be ordered, because they can depend on the
1939 * effects of previously issued commands, and they may affect
1940 * commands after them.
1941 */
1942 if (bp->bio_cmd == BIO_ZONE)
1943 bp->bio_flags |= BIO_ORDERED;
1944
1945 /*
1946 * Place it in the queue of disk activities for this disk
1947 */
1948 cam_iosched_queue_work(softc->cam_iosched, bp);
1949
1950 /*
1951 * Schedule ourselves for performing the work.
1952 */
1953 daschedule(periph);
1954 cam_periph_unlock(periph);
1955
1956 return;
1957 }
1958
1959 static int
dadump(void * arg,void * virtual,off_t offset,size_t length)1960 dadump(void *arg, void *virtual, off_t offset, size_t length)
1961 {
1962 struct cam_periph *periph;
1963 struct da_softc *softc;
1964 u_int secsize;
1965 struct ccb_scsiio csio;
1966 struct disk *dp;
1967 int error = 0;
1968
1969 dp = arg;
1970 periph = dp->d_drv1;
1971 softc = (struct da_softc *)periph->softc;
1972 secsize = softc->params.secsize;
1973
1974 /*
1975 * Can't dump to a disk that's not there or changed, for whatever
1976 * reason.
1977 */
1978 if ((softc->flags & DA_FLAG_PACK_INVALID) != 0)
1979 return (ENXIO);
1980
1981 memset(&csio, 0, sizeof(csio));
1982 if (length > 0) {
1983 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
1984 csio.ccb_h.ccb_state = DA_CCB_DUMP;
1985 scsi_read_write(&csio,
1986 /*retries*/0,
1987 /*cbfcnp*/NULL,
1988 MSG_ORDERED_Q_TAG,
1989 /*read*/SCSI_RW_WRITE,
1990 /*byte2*/0,
1991 /*minimum_cmd_size*/ softc->minimum_cmd_size,
1992 offset / secsize,
1993 length / secsize,
1994 /*data_ptr*/(uint8_t *) virtual,
1995 /*dxfer_len*/length,
1996 /*sense_len*/SSD_FULL_SIZE,
1997 da_default_timeout * 1000);
1998 error = cam_periph_runccb((union ccb *)&csio, cam_periph_error,
1999 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL);
2000 if (error != 0)
2001 printf("Aborting dump due to I/O error.\n");
2002 return (error);
2003 }
2004
2005 /*
2006 * Sync the disk cache contents to the physical media.
2007 */
2008 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) {
2009 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
2010 csio.ccb_h.ccb_state = DA_CCB_DUMP;
2011 scsi_synchronize_cache(&csio,
2012 /*retries*/0,
2013 /*cbfcnp*/NULL,
2014 MSG_SIMPLE_Q_TAG,
2015 /*begin_lba*/0,/* Cover the whole disk */
2016 /*lb_count*/0,
2017 SSD_FULL_SIZE,
2018 5 * 1000);
2019 error = cam_periph_runccb((union ccb *)&csio, cam_periph_error,
2020 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL);
2021 if (error != 0)
2022 xpt_print(periph->path, "Synchronize cache failed\n");
2023 }
2024 return (error);
2025 }
2026
2027 static int
dagetattr(struct bio * bp)2028 dagetattr(struct bio *bp)
2029 {
2030 int ret;
2031 struct cam_periph *periph;
2032
2033 if (g_handleattr_int(bp, "GEOM::canspeedup", da_enable_biospeedup))
2034 return (EJUSTRETURN);
2035
2036 periph = (struct cam_periph *)bp->bio_disk->d_drv1;
2037 cam_periph_lock(periph);
2038 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute,
2039 periph->path);
2040 cam_periph_unlock(periph);
2041 if (ret == 0)
2042 bp->bio_completed = bp->bio_length;
2043 return ret;
2044 }
2045
2046 static void
dainit(void)2047 dainit(void)
2048 {
2049 cam_status status;
2050
2051 da_ccb_zone = uma_zcreate("da_ccb",
2052 sizeof(struct ccb_scsiio), NULL, NULL, NULL, NULL,
2053 UMA_ALIGN_PTR, 0);
2054
2055 /*
2056 * Install a global async callback. This callback will
2057 * receive async callbacks like "new device found".
2058 */
2059 status = xpt_register_async(AC_FOUND_DEVICE, daasync, NULL, NULL);
2060
2061 if (status != CAM_REQ_CMP) {
2062 printf(
2063 "da: Failed to attach master async callback due to status 0x%x!\n",
2064 status);
2065 } else if (da_send_ordered) {
2066 /* Register our shutdown event handler */
2067 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, dashutdown,
2068 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL)
2069 printf("dainit: shutdown event registration failed!\n");
2070 }
2071 }
2072
2073 /*
2074 * Callback from GEOM, called when it has finished cleaning up its
2075 * resources.
2076 */
2077 static void
dadiskgonecb(struct disk * dp)2078 dadiskgonecb(struct disk *dp)
2079 {
2080 struct cam_periph *periph;
2081
2082 periph = (struct cam_periph *)dp->d_drv1;
2083 da_periph_release(periph, DA_REF_GEOM);
2084 }
2085
2086 static void
daoninvalidate(struct cam_periph * periph)2087 daoninvalidate(struct cam_periph *periph)
2088 {
2089 struct da_softc *softc;
2090
2091 cam_periph_assert(periph, MA_OWNED);
2092 softc = (struct da_softc *)periph->softc;
2093
2094 /*
2095 * De-register any async callbacks.
2096 */
2097 xpt_register_async(0, daasync, periph, periph->path);
2098
2099 softc->flags |= DA_FLAG_PACK_INVALID;
2100 #ifdef CAM_IO_STATS
2101 softc->invalidations++;
2102 #endif
2103
2104 /*
2105 * Return all queued I/O with ENXIO. Transactions may be queued up here
2106 * for retry (since we are called while there's other transactions
2107 * pending). Any requests in the hardware will drain before dacleanup
2108 * is called.
2109 */
2110 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO);
2111
2112 /*
2113 * Tell GEOM that we've gone away, we'll get a callback when it is
2114 * done cleaning up its resources.
2115 */
2116 disk_gone(softc->disk);
2117 }
2118
2119 static void
dacleanup(struct cam_periph * periph)2120 dacleanup(struct cam_periph *periph)
2121 {
2122 struct da_softc *softc;
2123
2124 softc = (struct da_softc *)periph->softc;
2125
2126 cam_periph_unlock(periph);
2127
2128 cam_iosched_fini(softc->cam_iosched);
2129
2130 /*
2131 * If we can't free the sysctl tree, oh well...
2132 */
2133 if ((softc->flags & DA_FLAG_SCTX_INIT) != 0) {
2134 #ifdef CAM_IO_STATS
2135 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0)
2136 xpt_print(periph->path,
2137 "can't remove sysctl stats context\n");
2138 #endif
2139 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0)
2140 xpt_print(periph->path,
2141 "can't remove sysctl context\n");
2142 }
2143
2144 callout_drain(&softc->mediapoll_c);
2145 disk_destroy(softc->disk);
2146 callout_drain(&softc->sendordered_c);
2147 free(softc, M_DEVBUF);
2148 cam_periph_lock(periph);
2149 }
2150
2151 static void
daasync(void * callback_arg,uint32_t code,struct cam_path * path,void * arg)2152 daasync(void *callback_arg, uint32_t code,
2153 struct cam_path *path, void *arg)
2154 {
2155 struct cam_periph *periph;
2156 struct da_softc *softc;
2157
2158 periph = (struct cam_periph *)callback_arg;
2159 switch (code) {
2160 case AC_FOUND_DEVICE: /* callback to create periph, no locking yet */
2161 {
2162 struct ccb_getdev *cgd;
2163 cam_status status;
2164
2165 cgd = (struct ccb_getdev *)arg;
2166 if (cgd == NULL)
2167 break;
2168
2169 if (cgd->protocol != PROTO_SCSI)
2170 break;
2171 if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED)
2172 break;
2173 if (SID_TYPE(&cgd->inq_data) != T_DIRECT
2174 && SID_TYPE(&cgd->inq_data) != T_RBC
2175 && SID_TYPE(&cgd->inq_data) != T_OPTICAL
2176 && SID_TYPE(&cgd->inq_data) != T_ZBC_HM)
2177 break;
2178
2179 /*
2180 * Allocate a peripheral instance for
2181 * this device and start the probe
2182 * process.
2183 */
2184 status = cam_periph_alloc(daregister, daoninvalidate,
2185 dacleanup, dastart,
2186 "da", CAM_PERIPH_BIO,
2187 path, daasync,
2188 AC_FOUND_DEVICE, cgd);
2189
2190 if (status != CAM_REQ_CMP && status != CAM_REQ_INPROG)
2191 printf(
2192 "daasync: Unable to attach to new device due to status 0x%x\n",
2193 status);
2194 return;
2195 }
2196 case AC_ADVINFO_CHANGED: /* Doesn't touch periph */
2197 {
2198 uintptr_t buftype;
2199
2200 buftype = (uintptr_t)arg;
2201 if (buftype == CDAI_TYPE_PHYS_PATH) {
2202 struct da_softc *softc;
2203
2204 softc = periph->softc;
2205 disk_attr_changed(softc->disk, "GEOM::physpath",
2206 M_NOWAIT);
2207 }
2208 break;
2209 }
2210 case AC_UNIT_ATTENTION: /* Called for this path: periph locked */
2211 {
2212 union ccb *ccb;
2213 int error_code, sense_key, asc, ascq;
2214
2215 softc = (struct da_softc *)periph->softc;
2216 ccb = (union ccb *)arg;
2217
2218 /*
2219 * Unit attentions are broadcast to all the LUNs of the device
2220 * so handle all UNIT ATTENTIONs except our own, as they will be
2221 * handled by daerror().
2222 */
2223 if (xpt_path_periph(ccb->ccb_h.path) != periph &&
2224 scsi_extract_sense_ccb(ccb,
2225 &error_code, &sense_key, &asc, &ascq)) {
2226 if (asc == 0x2A && ascq == 0x09) {
2227 /* 2a/9: CAPACITY DATA HAS CHANGED */
2228 xpt_print(ccb->ccb_h.path,
2229 "Capacity data has changed\n");
2230 cam_periph_assert(periph, MA_OWNED);
2231 softc->flags &= ~DA_FLAG_PROBED;
2232 dareprobe(periph);
2233 } else if (asc == 0x28 && ascq == 0x00) {
2234 /* 28/0: NOT READY TO READY CHANGE, MEDIUM MAY HAVE CHANGED */
2235 cam_periph_assert(periph, MA_OWNED);
2236 softc->flags &= ~DA_FLAG_PROBED;
2237 disk_media_changed(softc->disk, M_NOWAIT);
2238 } else if (asc == 0x3F && ascq == 0x03) {
2239 /* 3f/3: INQUIRY DATA HAS CHANGED */
2240 xpt_print(ccb->ccb_h.path,
2241 "INQUIRY data has changed\n");
2242 cam_periph_assert(periph, MA_OWNED);
2243 softc->flags &= ~DA_FLAG_PROBED;
2244 dareprobe(periph);
2245 }
2246 }
2247 break;
2248 }
2249 case AC_SCSI_AEN: /* Called for this path: periph locked */
2250 /*
2251 * Appears to be currently unused for SCSI devices, only ata SIMs
2252 * generate this.
2253 */
2254 cam_periph_assert(periph, MA_OWNED);
2255 softc = (struct da_softc *)periph->softc;
2256 if (!cam_iosched_has_work_flags(softc->cam_iosched, DA_WORK_TUR) &&
2257 (softc->flags & DA_FLAG_TUR_PENDING) == 0) {
2258 if (da_periph_acquire(periph, DA_REF_TUR) == 0) {
2259 cam_iosched_set_work_flags(softc->cam_iosched, DA_WORK_TUR);
2260 daschedule(periph);
2261 }
2262 }
2263 /* FALLTHROUGH */
2264 case AC_SENT_BDR: /* Called for this path: periph locked */
2265 case AC_BUS_RESET: /* Called for this path: periph locked */
2266 {
2267 struct ccb_hdr *ccbh;
2268
2269 cam_periph_assert(periph, MA_OWNED);
2270 softc = (struct da_softc *)periph->softc;
2271 /*
2272 * Don't fail on the expected unit attention
2273 * that will occur.
2274 */
2275 softc->flags |= DA_FLAG_RETRY_UA;
2276 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le)
2277 ccbh->ccb_state |= DA_CCB_RETRY_UA;
2278 break;
2279 }
2280 case AC_INQ_CHANGED: /* Called for this path: periph locked */
2281 cam_periph_assert(periph, MA_OWNED);
2282 softc = (struct da_softc *)periph->softc;
2283 softc->flags &= ~DA_FLAG_PROBED;
2284 dareprobe(periph);
2285 break;
2286 default:
2287 break;
2288 }
2289 cam_periph_async(periph, code, path, arg);
2290 }
2291
2292 static void
dasysctlinit(void * context,int pending)2293 dasysctlinit(void *context, int pending)
2294 {
2295 struct cam_periph *periph;
2296 struct da_softc *softc;
2297 char tmpstr[32], tmpstr2[16];
2298 struct ccb_trans_settings cts;
2299
2300 periph = (struct cam_periph *)context;
2301 /*
2302 * periph was held for us when this task was enqueued
2303 */
2304 if (periph->flags & CAM_PERIPH_INVALID) {
2305 da_periph_release(periph, DA_REF_SYSCTL);
2306 return;
2307 }
2308
2309 softc = (struct da_softc *)periph->softc;
2310 snprintf(tmpstr, sizeof(tmpstr), "CAM DA unit %d", periph->unit_number);
2311 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number);
2312
2313 sysctl_ctx_init(&softc->sysctl_ctx);
2314 cam_periph_lock(periph);
2315 softc->flags |= DA_FLAG_SCTX_INIT;
2316 cam_periph_unlock(periph);
2317 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx,
2318 SYSCTL_STATIC_CHILDREN(_kern_cam_da), OID_AUTO, tmpstr2,
2319 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, tmpstr, "device_index");
2320 if (softc->sysctl_tree == NULL) {
2321 printf("dasysctlinit: unable to allocate sysctl tree\n");
2322 da_periph_release(periph, DA_REF_SYSCTL);
2323 return;
2324 }
2325
2326 /*
2327 * Now register the sysctl handler, so the user can change the value on
2328 * the fly.
2329 */
2330 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2331 OID_AUTO, "delete_method",
2332 CTLTYPE_STRING | CTLFLAG_RWTUN | CTLFLAG_MPSAFE,
2333 softc, 0, dadeletemethodsysctl, "A",
2334 "BIO_DELETE execution method");
2335 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2336 OID_AUTO, "delete_max",
2337 CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE,
2338 softc, 0, dadeletemaxsysctl, "Q",
2339 "Maximum BIO_DELETE size");
2340 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2341 OID_AUTO, "minimum_cmd_size",
2342 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE,
2343 &softc->minimum_cmd_size, 0, dacmdsizesysctl, "I",
2344 "Minimum CDB size");
2345 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2346 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2347 "trim_count", CTLFLAG_RD, &softc->trim_count,
2348 "Total number of unmap/dsm commands sent");
2349 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2350 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2351 "trim_ranges", CTLFLAG_RD, &softc->trim_ranges,
2352 "Total number of ranges in unmap/dsm commands");
2353 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2354 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2355 "trim_lbas", CTLFLAG_RD, &softc->trim_lbas,
2356 "Total lbas in the unmap/dsm commands sent");
2357
2358 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2359 OID_AUTO, "zone_mode",
2360 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
2361 softc, 0, dazonemodesysctl, "A",
2362 "Zone Mode");
2363 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2364 OID_AUTO, "zone_support",
2365 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
2366 softc, 0, dazonesupsysctl, "A",
2367 "Zone Support");
2368 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2369 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2370 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones,
2371 "Optimal Number of Open Sequential Write Preferred Zones");
2372 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2373 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2374 "optimal_nonseq_zones", CTLFLAG_RD,
2375 &softc->optimal_nonseq_zones,
2376 "Optimal Number of Non-Sequentially Written Sequential Write Preferred Zones");
2377 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2378 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2379 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones,
2380 "Maximum Number of Open Sequential Write Required Zones");
2381
2382 SYSCTL_ADD_INT(&softc->sysctl_ctx,
2383 SYSCTL_CHILDREN(softc->sysctl_tree),
2384 OID_AUTO,
2385 "error_inject",
2386 CTLFLAG_RW,
2387 &softc->error_inject,
2388 0,
2389 "error_inject leaf");
2390
2391 SYSCTL_ADD_INT(&softc->sysctl_ctx,
2392 SYSCTL_CHILDREN(softc->sysctl_tree),
2393 OID_AUTO,
2394 "p_type",
2395 CTLFLAG_RD,
2396 &softc->p_type,
2397 0,
2398 "DIF protection type");
2399
2400 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2401 OID_AUTO, "flags", CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
2402 softc, 0, daflagssysctl, "A",
2403 "Flags for drive");
2404 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2405 OID_AUTO, "quirks", CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
2406 softc, 0, daquirkssysctl, "A",
2407 "Active quirks for drive");
2408 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2409 OID_AUTO, "rotating", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE,
2410 &softc->flags, (u_int)DA_FLAG_ROTATING, dabitsysctl, "I",
2411 "Rotating media *DEPRECATED* gone in FreeBSD 16");
2412 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2413 OID_AUTO, "unmapped_io", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE,
2414 &softc->flags, (u_int)DA_FLAG_UNMAPPEDIO, dabitsysctl, "I",
2415 "Unmapped I/O support *DEPRECATED* gone in FreeBSD 16");
2416
2417 #ifdef CAM_TEST_FAILURE
2418 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2419 OID_AUTO, "invalidate", CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE,
2420 periph, 0, cam_periph_invalidate_sysctl, "I",
2421 "Write 1 to invalidate the drive immediately");
2422 #endif
2423
2424 /*
2425 * Add some addressing info.
2426 */
2427 memset(&cts, 0, sizeof (cts));
2428 xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NONE);
2429 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS;
2430 cts.type = CTS_TYPE_CURRENT_SETTINGS;
2431 cam_periph_lock(periph);
2432 xpt_action((union ccb *)&cts);
2433 cam_periph_unlock(periph);
2434 if (cts.ccb_h.status != CAM_REQ_CMP) {
2435 da_periph_release(periph, DA_REF_SYSCTL);
2436 return;
2437 }
2438 if (cts.protocol == PROTO_SCSI && cts.transport == XPORT_FC) {
2439 struct ccb_trans_settings_fc *fc = &cts.xport_specific.fc;
2440 if (fc->valid & CTS_FC_VALID_WWPN) {
2441 softc->wwpn = fc->wwpn;
2442 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2443 SYSCTL_CHILDREN(softc->sysctl_tree),
2444 OID_AUTO, "wwpn", CTLFLAG_RD,
2445 &softc->wwpn, "World Wide Port Name");
2446 }
2447 }
2448
2449 #ifdef CAM_IO_STATS
2450 /*
2451 * Now add some useful stats.
2452 * XXX These should live in cam_periph and be common to all periphs
2453 */
2454 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx,
2455 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats",
2456 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, "Statistics");
2457 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx,
2458 SYSCTL_CHILDREN(softc->sysctl_stats_tree),
2459 OID_AUTO,
2460 "errors",
2461 CTLFLAG_RD,
2462 &softc->errors,
2463 0,
2464 "Transport errors reported by the SIM");
2465 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx,
2466 SYSCTL_CHILDREN(softc->sysctl_stats_tree),
2467 OID_AUTO,
2468 "timeouts",
2469 CTLFLAG_RD,
2470 &softc->timeouts,
2471 0,
2472 "Device timeouts reported by the SIM");
2473 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx,
2474 SYSCTL_CHILDREN(softc->sysctl_stats_tree),
2475 OID_AUTO,
2476 "pack_invalidations",
2477 CTLFLAG_RD,
2478 &softc->invalidations,
2479 0,
2480 "Device pack invalidations");
2481 #endif
2482
2483 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx,
2484 softc->sysctl_tree);
2485
2486 da_periph_release(periph, DA_REF_SYSCTL);
2487 }
2488
2489 static int
dadeletemaxsysctl(SYSCTL_HANDLER_ARGS)2490 dadeletemaxsysctl(SYSCTL_HANDLER_ARGS)
2491 {
2492 int error;
2493 uint64_t value;
2494 struct da_softc *softc;
2495
2496 softc = (struct da_softc *)arg1;
2497
2498 value = softc->disk->d_delmaxsize;
2499 error = sysctl_handle_64(oidp, &value, 0, req);
2500 if ((error != 0) || (req->newptr == NULL))
2501 return (error);
2502
2503 /* only accept values smaller than the calculated value */
2504 if (value > dadeletemaxsize(softc, softc->delete_method)) {
2505 return (EINVAL);
2506 }
2507 softc->disk->d_delmaxsize = value;
2508
2509 return (0);
2510 }
2511
2512 static int
dacmdsizesysctl(SYSCTL_HANDLER_ARGS)2513 dacmdsizesysctl(SYSCTL_HANDLER_ARGS)
2514 {
2515 int error, value;
2516
2517 value = *(int *)arg1;
2518
2519 error = sysctl_handle_int(oidp, &value, 0, req);
2520
2521 if ((error != 0)
2522 || (req->newptr == NULL))
2523 return (error);
2524
2525 /*
2526 * Acceptable values here are 6, 10, 12 or 16.
2527 */
2528 if (value < 6)
2529 value = 6;
2530 else if ((value > 6)
2531 && (value <= 10))
2532 value = 10;
2533 else if ((value > 10)
2534 && (value <= 12))
2535 value = 12;
2536 else if (value > 12)
2537 value = 16;
2538
2539 *(int *)arg1 = value;
2540
2541 return (0);
2542 }
2543
2544 static int
dasysctlsofttimeout(SYSCTL_HANDLER_ARGS)2545 dasysctlsofttimeout(SYSCTL_HANDLER_ARGS)
2546 {
2547 sbintime_t value;
2548 int error;
2549
2550 value = da_default_softtimeout / SBT_1MS;
2551
2552 error = sysctl_handle_int(oidp, (int *)&value, 0, req);
2553 if ((error != 0) || (req->newptr == NULL))
2554 return (error);
2555
2556 /* XXX Should clip this to a reasonable level */
2557 if (value > da_default_timeout * 1000)
2558 return (EINVAL);
2559
2560 da_default_softtimeout = value * SBT_1MS;
2561 return (0);
2562 }
2563
2564 static void
dadeletemethodset(struct da_softc * softc,da_delete_methods delete_method)2565 dadeletemethodset(struct da_softc *softc, da_delete_methods delete_method)
2566 {
2567
2568 softc->delete_method = delete_method;
2569 softc->disk->d_delmaxsize = dadeletemaxsize(softc, delete_method);
2570 softc->delete_func = da_delete_functions[delete_method];
2571
2572 if (softc->delete_method > DA_DELETE_DISABLE)
2573 softc->disk->d_flags |= DISKFLAG_CANDELETE;
2574 else
2575 softc->disk->d_flags &= ~DISKFLAG_CANDELETE;
2576 }
2577
2578 static off_t
dadeletemaxsize(struct da_softc * softc,da_delete_methods delete_method)2579 dadeletemaxsize(struct da_softc *softc, da_delete_methods delete_method)
2580 {
2581 off_t sectors;
2582
2583 switch(delete_method) {
2584 case DA_DELETE_UNMAP:
2585 sectors = (off_t)softc->unmap_max_lba;
2586 break;
2587 case DA_DELETE_ATA_TRIM:
2588 sectors = (off_t)ATA_DSM_RANGE_MAX * softc->trim_max_ranges;
2589 break;
2590 case DA_DELETE_WS16:
2591 sectors = omin(softc->ws_max_blks, WS16_MAX_BLKS);
2592 break;
2593 case DA_DELETE_ZERO:
2594 case DA_DELETE_WS10:
2595 sectors = omin(softc->ws_max_blks, WS10_MAX_BLKS);
2596 break;
2597 default:
2598 return 0;
2599 }
2600
2601 return (off_t)softc->params.secsize *
2602 omin(sectors, softc->params.sectors);
2603 }
2604
2605 static void
daprobedone(struct cam_periph * periph,union ccb * ccb)2606 daprobedone(struct cam_periph *periph, union ccb *ccb)
2607 {
2608 struct da_softc *softc;
2609
2610 softc = (struct da_softc *)periph->softc;
2611
2612 cam_periph_assert(periph, MA_OWNED);
2613
2614 dadeletemethodchoose(softc, DA_DELETE_NONE);
2615
2616 if (bootverbose && (softc->flags & DA_FLAG_ANNOUNCED) == 0) {
2617 char buf[80];
2618 int i, sep;
2619
2620 snprintf(buf, sizeof(buf), "Delete methods: <");
2621 sep = 0;
2622 for (i = 0; i <= DA_DELETE_MAX; i++) {
2623 if ((softc->delete_available & (1 << i)) == 0 &&
2624 i != softc->delete_method)
2625 continue;
2626 if (sep)
2627 strlcat(buf, ",", sizeof(buf));
2628 strlcat(buf, da_delete_method_names[i],
2629 sizeof(buf));
2630 if (i == softc->delete_method)
2631 strlcat(buf, "(*)", sizeof(buf));
2632 sep = 1;
2633 }
2634 strlcat(buf, ">", sizeof(buf));
2635 printf("%s%d: %s\n", periph->periph_name,
2636 periph->unit_number, buf);
2637 }
2638 if ((softc->disk->d_flags & DISKFLAG_WRITE_PROTECT) != 0 &&
2639 (softc->flags & DA_FLAG_ANNOUNCED) == 0) {
2640 printf("%s%d: Write Protected\n", periph->periph_name,
2641 periph->unit_number);
2642 }
2643
2644 /*
2645 * Since our peripheral may be invalidated by an error
2646 * above or an external event, we must release our CCB
2647 * before releasing the probe lock on the peripheral.
2648 * The peripheral will only go away once the last lock
2649 * is removed, and we need it around for the CCB release
2650 * operation.
2651 */
2652 xpt_release_ccb(ccb);
2653 softc->state = DA_STATE_NORMAL;
2654 softc->flags |= DA_FLAG_PROBED;
2655 daschedule(periph);
2656 wakeup(&softc->disk->d_mediasize);
2657 if ((softc->flags & DA_FLAG_ANNOUNCED) == 0) {
2658 softc->flags |= DA_FLAG_ANNOUNCED;
2659
2660 /*
2661 * We'll release this reference once GEOM calls us back via
2662 * dadiskgonecb(), telling us that our provider has been freed.
2663 */
2664 if (da_periph_acquire(periph, DA_REF_GEOM) == 0)
2665 disk_create(softc->disk, DISK_VERSION);
2666
2667 cam_periph_release_boot(periph);
2668 }
2669 da_periph_release_locked(periph, DA_REF_REPROBE);
2670 }
2671
2672 static void
dadeletemethodchoose(struct da_softc * softc,da_delete_methods default_method)2673 dadeletemethodchoose(struct da_softc *softc, da_delete_methods default_method)
2674 {
2675 int i, methods;
2676
2677 /* If available, prefer the method requested by user. */
2678 i = softc->delete_method_pref;
2679 methods = softc->delete_available | (1 << DA_DELETE_DISABLE);
2680 if (methods & (1 << i)) {
2681 dadeletemethodset(softc, i);
2682 return;
2683 }
2684
2685 /* Use the pre-defined order to choose the best performing delete. */
2686 for (i = DA_DELETE_MIN; i <= DA_DELETE_MAX; i++) {
2687 if (i == DA_DELETE_ZERO)
2688 continue;
2689 if (softc->delete_available & (1 << i)) {
2690 dadeletemethodset(softc, i);
2691 return;
2692 }
2693 }
2694
2695 /* Fallback to default. */
2696 dadeletemethodset(softc, default_method);
2697 }
2698
2699 static int
dabitsysctl(SYSCTL_HANDLER_ARGS)2700 dabitsysctl(SYSCTL_HANDLER_ARGS)
2701 {
2702 u_int *flags = arg1;
2703 u_int test = arg2;
2704 int tmpout, error;
2705
2706 tmpout = !!(*flags & test);
2707 error = SYSCTL_OUT(req, &tmpout, sizeof(tmpout));
2708 if (error || !req->newptr)
2709 return (error);
2710
2711 return (EPERM);
2712 }
2713
2714 static int
daflagssysctl(SYSCTL_HANDLER_ARGS)2715 daflagssysctl(SYSCTL_HANDLER_ARGS)
2716 {
2717 struct sbuf sbuf;
2718 struct da_softc *softc = arg1;
2719 int error;
2720
2721 sbuf_new_for_sysctl(&sbuf, NULL, 0, req);
2722 if (softc->flags != 0)
2723 sbuf_printf(&sbuf, "0x%b", (unsigned)softc->flags, DA_FLAG_STRING);
2724 else
2725 sbuf_putc(&sbuf, '0');
2726 error = sbuf_finish(&sbuf);
2727 sbuf_delete(&sbuf);
2728
2729 return (error);
2730 }
2731
2732 static int
daquirkssysctl(SYSCTL_HANDLER_ARGS)2733 daquirkssysctl(SYSCTL_HANDLER_ARGS)
2734 {
2735 struct sbuf sbuf;
2736 struct da_softc *softc = arg1;
2737 int error;
2738
2739 sbuf_new_for_sysctl(&sbuf, NULL, 0, req);
2740 if (softc->quirks != 0)
2741 sbuf_printf(&sbuf, "0x%b", (unsigned)softc->quirks, DA_Q_BIT_STRING);
2742 else
2743 sbuf_putc(&sbuf, '0');
2744 error = sbuf_finish(&sbuf);
2745 sbuf_delete(&sbuf);
2746
2747 return (error);
2748 }
2749
2750 static int
dadeletemethodsysctl(SYSCTL_HANDLER_ARGS)2751 dadeletemethodsysctl(SYSCTL_HANDLER_ARGS)
2752 {
2753 char buf[16];
2754 const char *p;
2755 struct da_softc *softc;
2756 int i, error, value;
2757
2758 softc = (struct da_softc *)arg1;
2759
2760 value = softc->delete_method;
2761 if (value < 0 || value > DA_DELETE_MAX)
2762 p = "UNKNOWN";
2763 else
2764 p = da_delete_method_names[value];
2765 strncpy(buf, p, sizeof(buf));
2766 error = sysctl_handle_string(oidp, buf, sizeof(buf), req);
2767 if (error != 0 || req->newptr == NULL)
2768 return (error);
2769 for (i = 0; i <= DA_DELETE_MAX; i++) {
2770 if (strcmp(buf, da_delete_method_names[i]) == 0)
2771 break;
2772 }
2773 if (i > DA_DELETE_MAX)
2774 return (EINVAL);
2775 softc->delete_method_pref = i;
2776 dadeletemethodchoose(softc, DA_DELETE_NONE);
2777 return (0);
2778 }
2779
2780 static int
dazonemodesysctl(SYSCTL_HANDLER_ARGS)2781 dazonemodesysctl(SYSCTL_HANDLER_ARGS)
2782 {
2783 char tmpbuf[40];
2784 struct da_softc *softc;
2785 int error;
2786
2787 softc = (struct da_softc *)arg1;
2788
2789 switch (softc->zone_mode) {
2790 case DA_ZONE_DRIVE_MANAGED:
2791 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed");
2792 break;
2793 case DA_ZONE_HOST_AWARE:
2794 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware");
2795 break;
2796 case DA_ZONE_HOST_MANAGED:
2797 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed");
2798 break;
2799 case DA_ZONE_NONE:
2800 default:
2801 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned");
2802 break;
2803 }
2804
2805 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req);
2806
2807 return (error);
2808 }
2809
2810 static int
dazonesupsysctl(SYSCTL_HANDLER_ARGS)2811 dazonesupsysctl(SYSCTL_HANDLER_ARGS)
2812 {
2813 struct da_softc *softc;
2814 struct sbuf sb;
2815 int error, first;
2816 unsigned int i;
2817
2818 softc = (struct da_softc *)arg1;
2819
2820 first = 1;
2821 sbuf_new_for_sysctl(&sb, NULL, 0, req);
2822
2823 for (i = 0; i < sizeof(da_zone_desc_table) /
2824 sizeof(da_zone_desc_table[0]); i++) {
2825 if (softc->zone_flags & da_zone_desc_table[i].value) {
2826 if (first == 0)
2827 sbuf_cat(&sb, ", ");
2828 else
2829 first = 0;
2830 sbuf_cat(&sb, da_zone_desc_table[i].desc);
2831 }
2832 }
2833
2834 if (first == 1)
2835 sbuf_cat(&sb, "None");
2836
2837 error = sbuf_finish(&sb);
2838 sbuf_delete(&sb);
2839 return (error);
2840 }
2841
2842 static cam_status
daregister(struct cam_periph * periph,void * arg)2843 daregister(struct cam_periph *periph, void *arg)
2844 {
2845 struct da_softc *softc;
2846 struct ccb_pathinq cpi;
2847 struct ccb_getdev *cgd;
2848 char tmpstr[80];
2849 caddr_t match;
2850 int quirks;
2851
2852 cgd = (struct ccb_getdev *)arg;
2853 if (cgd == NULL) {
2854 printf("daregister: no getdev CCB, can't register device\n");
2855 return(CAM_REQ_CMP_ERR);
2856 }
2857
2858 softc = (struct da_softc *)malloc(sizeof(*softc), M_DEVBUF,
2859 M_NOWAIT|M_ZERO);
2860
2861 if (softc == NULL) {
2862 printf(
2863 "daregister: Unable to probe new device. Unable to allocate softc\n");
2864 return(CAM_REQ_CMP_ERR);
2865 }
2866
2867 LIST_INIT(&softc->pending_ccbs);
2868 softc->state = DA_STATE_PROBE_WP;
2869 bioq_init(&softc->delete_run_queue);
2870 if (SID_IS_REMOVABLE(&cgd->inq_data))
2871 softc->flags |= DA_FLAG_PACK_REMOVABLE;
2872 softc->unmap_max_ranges = UNMAP_MAX_RANGES;
2873 softc->unmap_max_lba = UNMAP_RANGE_MAX;
2874 softc->unmap_gran = 0;
2875 softc->unmap_gran_align = 0;
2876 softc->ws_max_blks = WS16_MAX_BLKS;
2877 softc->trim_max_ranges = ATA_TRIM_MAX_RANGES;
2878 softc->flags |= DA_FLAG_ROTATING;
2879
2880 periph->softc = softc;
2881
2882 /*
2883 * See if this device has any quirks.
2884 */
2885 match = cam_quirkmatch((caddr_t)&cgd->inq_data,
2886 (caddr_t)da_quirk_table,
2887 nitems(da_quirk_table),
2888 sizeof(*da_quirk_table), scsi_inquiry_match);
2889
2890 if (match != NULL)
2891 softc->quirks = ((struct da_quirk_entry *)match)->quirks;
2892 else
2893 softc->quirks = DA_Q_NONE;
2894
2895 /* Check if the SIM does not want 6 byte commands */
2896 xpt_path_inq(&cpi, periph->path);
2897 if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE))
2898 softc->quirks |= DA_Q_NO_6_BYTE;
2899
2900 /* Override quirks if tunable is set */
2901 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.quirks",
2902 periph->unit_number);
2903 quirks = softc->quirks;
2904 TUNABLE_INT_FETCH(tmpstr, &quirks);
2905 softc->quirks = quirks;
2906
2907 if (SID_TYPE(&cgd->inq_data) == T_ZBC_HM)
2908 softc->zone_mode = DA_ZONE_HOST_MANAGED;
2909 else if (softc->quirks & DA_Q_SMR_DM)
2910 softc->zone_mode = DA_ZONE_DRIVE_MANAGED;
2911 else
2912 softc->zone_mode = DA_ZONE_NONE;
2913
2914 if (softc->zone_mode != DA_ZONE_NONE) {
2915 if (scsi_vpd_supported_page(periph, SVPD_ATA_INFORMATION)) {
2916 if (scsi_vpd_supported_page(periph, SVPD_ZONED_BDC))
2917 softc->zone_interface = DA_ZONE_IF_ATA_SAT;
2918 else
2919 softc->zone_interface = DA_ZONE_IF_ATA_PASS;
2920 } else
2921 softc->zone_interface = DA_ZONE_IF_SCSI;
2922 }
2923
2924 TASK_INIT(&softc->sysctl_task, 0, dasysctlinit, periph);
2925
2926 /*
2927 * Let XPT know we can use UMA-allocated CCBs.
2928 */
2929 if (da_enable_uma_ccbs) {
2930 KASSERT(da_ccb_zone != NULL,
2931 ("%s: NULL da_ccb_zone", __func__));
2932 periph->ccb_zone = da_ccb_zone;
2933 }
2934
2935 /*
2936 * Take a reference on the periph while dastart is called to finish the
2937 * probe. The reference will be dropped in dadone at the end of probe.
2938 */
2939 (void)da_periph_acquire(periph, DA_REF_REPROBE);
2940
2941 /*
2942 * Schedule a periodic event to occasionally send an
2943 * ordered tag to a device.
2944 */
2945 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0);
2946 callout_reset_sbt(&softc->sendordered_c,
2947 SBT_1S / DA_ORDEREDTAG_INTERVAL * da_default_timeout, 0,
2948 dasendorderedtag, periph, C_PREL(1));
2949
2950 cam_periph_unlock(periph);
2951 /*
2952 * RBC devices don't have to support READ(6), only READ(10).
2953 */
2954 if (softc->quirks & DA_Q_NO_6_BYTE || SID_TYPE(&cgd->inq_data) == T_RBC)
2955 softc->minimum_cmd_size = 10;
2956 else
2957 softc->minimum_cmd_size = 6;
2958
2959 /*
2960 * Load the user's default, if any.
2961 */
2962 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.minimum_cmd_size",
2963 periph->unit_number);
2964 TUNABLE_INT_FETCH(tmpstr, &softc->minimum_cmd_size);
2965
2966 /*
2967 * 6, 10, 12 and 16 are the currently permissible values.
2968 */
2969 if (softc->minimum_cmd_size > 12)
2970 softc->minimum_cmd_size = 16;
2971 else if (softc->minimum_cmd_size > 10)
2972 softc->minimum_cmd_size = 12;
2973 else if (softc->minimum_cmd_size > 6)
2974 softc->minimum_cmd_size = 10;
2975 else
2976 softc->minimum_cmd_size = 6;
2977
2978 /* On first PROBE_WP request all more pages, then adjust. */
2979 softc->mode_page = SMS_ALL_PAGES_PAGE;
2980
2981 /* Predict whether device may support READ CAPACITY(16). */
2982 if (SID_ANSI_REV(&cgd->inq_data) >= SCSI_REV_SPC3 &&
2983 (softc->quirks & DA_Q_NO_RC16) == 0) {
2984 softc->flags |= DA_FLAG_CAN_RC16;
2985 }
2986
2987 /*
2988 * Register this media as a disk.
2989 */
2990 softc->disk = disk_alloc();
2991 softc->disk->d_devstat = devstat_new_entry(periph->periph_name,
2992 periph->unit_number, 0,
2993 DEVSTAT_BS_UNAVAILABLE,
2994 SID_TYPE(&cgd->inq_data) |
2995 XPORT_DEVSTAT_TYPE(cpi.transport),
2996 DEVSTAT_PRIORITY_DISK);
2997 softc->disk->d_open = daopen;
2998 softc->disk->d_close = daclose;
2999 softc->disk->d_strategy = dastrategy;
3000 if (cam_sim_pollable(periph->sim))
3001 softc->disk->d_dump = dadump;
3002 softc->disk->d_getattr = dagetattr;
3003 softc->disk->d_gone = dadiskgonecb;
3004 softc->disk->d_name = "da";
3005 softc->disk->d_drv1 = periph;
3006 if (cpi.maxio == 0)
3007 softc->maxio = DFLTPHYS; /* traditional default */
3008 else if (cpi.maxio > maxphys)
3009 softc->maxio = maxphys; /* for safety */
3010 else
3011 softc->maxio = cpi.maxio;
3012 if (softc->quirks & DA_Q_128KB)
3013 softc->maxio = min(softc->maxio, 128 * 1024);
3014 softc->disk->d_maxsize = softc->maxio;
3015 softc->disk->d_unit = periph->unit_number;
3016 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE;
3017 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0)
3018 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE;
3019 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) {
3020 softc->flags |= DA_FLAG_UNMAPPEDIO;
3021 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO;
3022 }
3023 cam_strvis(softc->disk->d_descr, cgd->inq_data.vendor,
3024 sizeof(cgd->inq_data.vendor), sizeof(softc->disk->d_descr));
3025 strlcat(softc->disk->d_descr, " ", sizeof(softc->disk->d_descr));
3026 cam_strvis(&softc->disk->d_descr[strlen(softc->disk->d_descr)],
3027 cgd->inq_data.product, sizeof(cgd->inq_data.product),
3028 sizeof(softc->disk->d_descr) - strlen(softc->disk->d_descr));
3029 softc->disk->d_hba_vendor = cpi.hba_vendor;
3030 softc->disk->d_hba_device = cpi.hba_device;
3031 softc->disk->d_hba_subvendor = cpi.hba_subvendor;
3032 softc->disk->d_hba_subdevice = cpi.hba_subdevice;
3033 snprintf(softc->disk->d_attachment, sizeof(softc->disk->d_attachment),
3034 "%s%d", cpi.dev_name, cpi.unit_number);
3035
3036 if (cam_iosched_init(&softc->cam_iosched, periph, softc->disk,
3037 daschedule) != 0) {
3038 printf(
3039 "daregister: Unable to probe new device. Unable to allocate iosched memory\n");
3040 free(softc, M_DEVBUF);
3041 return(CAM_REQ_CMP_ERR);
3042 }
3043
3044 /*
3045 * Add async callbacks for events of interest.
3046 * I don't bother checking if this fails as,
3047 * in most cases, the system will function just
3048 * fine without them and the only alternative
3049 * would be to not attach the device on failure.
3050 */
3051 cam_periph_lock(periph);
3052 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE |
3053 AC_ADVINFO_CHANGED | AC_SCSI_AEN | AC_UNIT_ATTENTION |
3054 AC_INQ_CHANGED, daasync, periph, periph->path);
3055
3056 /*
3057 * Schedule a periodic media polling events.
3058 */
3059 callout_init_mtx(&softc->mediapoll_c, cam_periph_mtx(periph), 0);
3060 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) &&
3061 (cgd->inq_flags & SID_AEN) == 0 &&
3062 da_poll_period != 0) {
3063 callout_reset_sbt(&softc->mediapoll_c, da_poll_period * SBT_1S,
3064 0, damediapoll, periph, C_PREL(1));
3065 }
3066
3067 /* Released after probe when disk_create() call pass it to GEOM. */
3068 cam_periph_hold_boot(periph);
3069
3070 xpt_schedule(periph, CAM_PRIORITY_DEV);
3071 return(CAM_REQ_CMP);
3072 }
3073
3074 static int
da_zone_bio_to_scsi(int disk_zone_cmd)3075 da_zone_bio_to_scsi(int disk_zone_cmd)
3076 {
3077 switch (disk_zone_cmd) {
3078 case DISK_ZONE_OPEN:
3079 return ZBC_OUT_SA_OPEN;
3080 case DISK_ZONE_CLOSE:
3081 return ZBC_OUT_SA_CLOSE;
3082 case DISK_ZONE_FINISH:
3083 return ZBC_OUT_SA_FINISH;
3084 case DISK_ZONE_RWP:
3085 return ZBC_OUT_SA_RWP;
3086 }
3087
3088 return -1;
3089 }
3090
3091 static int
da_zone_cmd(struct cam_periph * periph,union ccb * ccb,struct bio * bp,int * queue_ccb)3092 da_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp,
3093 int *queue_ccb)
3094 {
3095 struct da_softc *softc;
3096 int error;
3097
3098 error = 0;
3099
3100 if (bp->bio_cmd != BIO_ZONE) {
3101 error = EINVAL;
3102 goto bailout;
3103 }
3104
3105 softc = periph->softc;
3106
3107 switch (bp->bio_zone.zone_cmd) {
3108 case DISK_ZONE_OPEN:
3109 case DISK_ZONE_CLOSE:
3110 case DISK_ZONE_FINISH:
3111 case DISK_ZONE_RWP: {
3112 int zone_flags;
3113 int zone_sa;
3114 uint64_t lba;
3115
3116 zone_sa = da_zone_bio_to_scsi(bp->bio_zone.zone_cmd);
3117 if (zone_sa == -1) {
3118 xpt_print(periph->path,
3119 "Cannot translate zone cmd %#x to SCSI\n",
3120 bp->bio_zone.zone_cmd);
3121 error = EINVAL;
3122 goto bailout;
3123 }
3124
3125 zone_flags = 0;
3126 lba = bp->bio_zone.zone_params.rwp.id;
3127
3128 if (bp->bio_zone.zone_params.rwp.flags &
3129 DISK_ZONE_RWP_FLAG_ALL)
3130 zone_flags |= ZBC_OUT_ALL;
3131
3132 if (softc->zone_interface != DA_ZONE_IF_ATA_PASS) {
3133 scsi_zbc_out(&ccb->csio,
3134 /*retries*/ da_retry_count,
3135 /*cbfcnp*/ dadone,
3136 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3137 /*service_action*/ zone_sa,
3138 /*zone_id*/ lba,
3139 /*zone_flags*/ zone_flags,
3140 /*data_ptr*/ NULL,
3141 /*dxfer_len*/ 0,
3142 /*sense_len*/ SSD_FULL_SIZE,
3143 /*timeout*/ da_default_timeout * 1000);
3144 } else {
3145 /*
3146 * Note that in this case, even though we can
3147 * technically use NCQ, we don't bother for several
3148 * reasons:
3149 * 1. It hasn't been tested on a SAT layer that
3150 * supports it. This is new as of SAT-4.
3151 * 2. Even when there is a SAT layer that supports
3152 * it, that SAT layer will also probably support
3153 * ZBC -> ZAC translation, since they are both
3154 * in the SAT-4 spec.
3155 * 3. Translation will likely be preferable to ATA
3156 * passthrough. LSI / Avago at least single
3157 * steps ATA passthrough commands in the HBA,
3158 * regardless of protocol, so unless that
3159 * changes, there is a performance penalty for
3160 * doing ATA passthrough no matter whether
3161 * you're using NCQ/FPDMA, DMA or PIO.
3162 * 4. It requires a 32-byte CDB, which at least at
3163 * this point in CAM requires a CDB pointer, which
3164 * would require us to allocate an additional bit
3165 * of storage separate from the CCB.
3166 */
3167 error = scsi_ata_zac_mgmt_out(&ccb->csio,
3168 /*retries*/ da_retry_count,
3169 /*cbfcnp*/ dadone,
3170 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3171 /*use_ncq*/ 0,
3172 /*zm_action*/ zone_sa,
3173 /*zone_id*/ lba,
3174 /*zone_flags*/ zone_flags,
3175 /*data_ptr*/ NULL,
3176 /*dxfer_len*/ 0,
3177 /*cdb_storage*/ NULL,
3178 /*cdb_storage_len*/ 0,
3179 /*sense_len*/ SSD_FULL_SIZE,
3180 /*timeout*/ da_default_timeout * 1000);
3181 if (error != 0) {
3182 error = EINVAL;
3183 xpt_print(periph->path,
3184 "scsi_ata_zac_mgmt_out() returned an error!");
3185 goto bailout;
3186 }
3187 }
3188 *queue_ccb = 1;
3189
3190 break;
3191 }
3192 case DISK_ZONE_REPORT_ZONES: {
3193 uint8_t *rz_ptr;
3194 uint32_t num_entries, alloc_size;
3195 struct disk_zone_report *rep;
3196
3197 rep = &bp->bio_zone.zone_params.report;
3198
3199 num_entries = rep->entries_allocated;
3200 if (num_entries == 0) {
3201 xpt_print(periph->path,
3202 "No entries allocated for Report Zones request\n");
3203 error = EINVAL;
3204 goto bailout;
3205 }
3206 alloc_size = sizeof(struct scsi_report_zones_hdr) +
3207 (sizeof(struct scsi_report_zones_desc) * num_entries);
3208 alloc_size = min(alloc_size, softc->disk->d_maxsize);
3209 rz_ptr = malloc(alloc_size, M_SCSIDA, M_NOWAIT | M_ZERO);
3210 if (rz_ptr == NULL) {
3211 xpt_print(periph->path,
3212 "Unable to allocate memory for Report Zones request\n");
3213 error = ENOMEM;
3214 goto bailout;
3215 }
3216
3217 if (softc->zone_interface != DA_ZONE_IF_ATA_PASS) {
3218 scsi_zbc_in(&ccb->csio,
3219 /*retries*/ da_retry_count,
3220 /*cbcfnp*/ dadone,
3221 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3222 /*service_action*/ ZBC_IN_SA_REPORT_ZONES,
3223 /*zone_start_lba*/ rep->starting_id,
3224 /*zone_options*/ rep->rep_options,
3225 /*data_ptr*/ rz_ptr,
3226 /*dxfer_len*/ alloc_size,
3227 /*sense_len*/ SSD_FULL_SIZE,
3228 /*timeout*/ da_default_timeout * 1000);
3229 } else {
3230 /*
3231 * Note that in this case, even though we can
3232 * technically use NCQ, we don't bother for several
3233 * reasons:
3234 * 1. It hasn't been tested on a SAT layer that
3235 * supports it. This is new as of SAT-4.
3236 * 2. Even when there is a SAT layer that supports
3237 * it, that SAT layer will also probably support
3238 * ZBC -> ZAC translation, since they are both
3239 * in the SAT-4 spec.
3240 * 3. Translation will likely be preferable to ATA
3241 * passthrough. LSI / Avago at least single
3242 * steps ATA passthrough commands in the HBA,
3243 * regardless of protocol, so unless that
3244 * changes, there is a performance penalty for
3245 * doing ATA passthrough no matter whether
3246 * you're using NCQ/FPDMA, DMA or PIO.
3247 * 4. It requires a 32-byte CDB, which at least at
3248 * this point in CAM requires a CDB pointer, which
3249 * would require us to allocate an additional bit
3250 * of storage separate from the CCB.
3251 */
3252 error = scsi_ata_zac_mgmt_in(&ccb->csio,
3253 /*retries*/ da_retry_count,
3254 /*cbcfnp*/ dadone,
3255 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3256 /*use_ncq*/ 0,
3257 /*zm_action*/ ATA_ZM_REPORT_ZONES,
3258 /*zone_id*/ rep->starting_id,
3259 /*zone_flags*/ rep->rep_options,
3260 /*data_ptr*/ rz_ptr,
3261 /*dxfer_len*/ alloc_size,
3262 /*cdb_storage*/ NULL,
3263 /*cdb_storage_len*/ 0,
3264 /*sense_len*/ SSD_FULL_SIZE,
3265 /*timeout*/ da_default_timeout * 1000);
3266 if (error != 0) {
3267 error = EINVAL;
3268 xpt_print(periph->path,
3269 "scsi_ata_zac_mgmt_in() returned an error!");
3270 goto bailout;
3271 }
3272 }
3273
3274 /*
3275 * For BIO_ZONE, this isn't normally needed. However, it
3276 * is used by devstat_end_transaction_bio() to determine
3277 * how much data was transferred.
3278 */
3279 /*
3280 * XXX KDM we have a problem. But I'm not sure how to fix
3281 * it. devstat uses bio_bcount - bio_resid to calculate
3282 * the amount of data transferred. The GEOM disk code
3283 * uses bio_length - bio_resid to calculate the amount of
3284 * data in bio_completed. We have different structure
3285 * sizes above and below the ada(4) driver. So, if we
3286 * use the sizes above, the amount transferred won't be
3287 * quite accurate for devstat. If we use different sizes
3288 * for bio_bcount and bio_length (above and below
3289 * respectively), then the residual needs to match one or
3290 * the other. Everything is calculated after the bio
3291 * leaves the driver, so changing the values around isn't
3292 * really an option. For now, just set the count to the
3293 * passed in length. This means that the calculations
3294 * above (e.g. bio_completed) will be correct, but the
3295 * amount of data reported to devstat will be slightly
3296 * under or overstated.
3297 */
3298 bp->bio_bcount = bp->bio_length;
3299
3300 *queue_ccb = 1;
3301
3302 break;
3303 }
3304 case DISK_ZONE_GET_PARAMS: {
3305 struct disk_zone_disk_params *params;
3306
3307 params = &bp->bio_zone.zone_params.disk_params;
3308 bzero(params, sizeof(*params));
3309
3310 switch (softc->zone_mode) {
3311 case DA_ZONE_DRIVE_MANAGED:
3312 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED;
3313 break;
3314 case DA_ZONE_HOST_AWARE:
3315 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE;
3316 break;
3317 case DA_ZONE_HOST_MANAGED:
3318 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED;
3319 break;
3320 default:
3321 case DA_ZONE_NONE:
3322 params->zone_mode = DISK_ZONE_MODE_NONE;
3323 break;
3324 }
3325
3326 if (softc->zone_flags & DA_ZONE_FLAG_URSWRZ)
3327 params->flags |= DISK_ZONE_DISK_URSWRZ;
3328
3329 if (softc->zone_flags & DA_ZONE_FLAG_OPT_SEQ_SET) {
3330 params->optimal_seq_zones = softc->optimal_seq_zones;
3331 params->flags |= DISK_ZONE_OPT_SEQ_SET;
3332 }
3333
3334 if (softc->zone_flags & DA_ZONE_FLAG_OPT_NONSEQ_SET) {
3335 params->optimal_nonseq_zones =
3336 softc->optimal_nonseq_zones;
3337 params->flags |= DISK_ZONE_OPT_NONSEQ_SET;
3338 }
3339
3340 if (softc->zone_flags & DA_ZONE_FLAG_MAX_SEQ_SET) {
3341 params->max_seq_zones = softc->max_seq_zones;
3342 params->flags |= DISK_ZONE_MAX_SEQ_SET;
3343 }
3344 if (softc->zone_flags & DA_ZONE_FLAG_RZ_SUP)
3345 params->flags |= DISK_ZONE_RZ_SUP;
3346
3347 if (softc->zone_flags & DA_ZONE_FLAG_OPEN_SUP)
3348 params->flags |= DISK_ZONE_OPEN_SUP;
3349
3350 if (softc->zone_flags & DA_ZONE_FLAG_CLOSE_SUP)
3351 params->flags |= DISK_ZONE_CLOSE_SUP;
3352
3353 if (softc->zone_flags & DA_ZONE_FLAG_FINISH_SUP)
3354 params->flags |= DISK_ZONE_FINISH_SUP;
3355
3356 if (softc->zone_flags & DA_ZONE_FLAG_RWP_SUP)
3357 params->flags |= DISK_ZONE_RWP_SUP;
3358 break;
3359 }
3360 default:
3361 break;
3362 }
3363 bailout:
3364 return (error);
3365 }
3366
3367 static void
dastart(struct cam_periph * periph,union ccb * start_ccb)3368 dastart(struct cam_periph *periph, union ccb *start_ccb)
3369 {
3370 struct da_softc *softc;
3371 uint32_t priority = start_ccb->ccb_h.pinfo.priority;
3372
3373 cam_periph_assert(periph, MA_OWNED);
3374 softc = (struct da_softc *)periph->softc;
3375
3376 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastart\n"));
3377
3378 /*
3379 * When we're running the state machine, we should only accept DEV CCBs.
3380 * When we're doing normal I/O we should only accept NORMAL CCBs.
3381 *
3382 * While in the state machine, we carefully single step the queue, but
3383 * there's no protection for 'extra' calls to xpt_schedule() at the
3384 * wrong priority. Guard against that so that we filter any CCBs that
3385 * are offered at the wrong priority. This avoids generating requests
3386 * that are at normal priority. In addition, though we can't easily
3387 * enforce it, one must not transition to the NORMAL state via the
3388 * skipstate mechanism.
3389 ` */
3390 if ((softc->state != DA_STATE_NORMAL && priority != CAM_PRIORITY_DEV) ||
3391 (softc->state == DA_STATE_NORMAL && priority != CAM_PRIORITY_NORMAL)) {
3392 xpt_print(periph->path, "Bad priority for state %d prio %d\n",
3393 softc->state, priority);
3394 xpt_release_ccb(start_ccb);
3395 return;
3396 }
3397
3398 skipstate:
3399 switch (softc->state) {
3400 case DA_STATE_NORMAL:
3401 {
3402 struct bio *bp;
3403 uint8_t tag_code;
3404
3405 more:
3406 bp = cam_iosched_next_bio(softc->cam_iosched);
3407 if (bp == NULL) {
3408 if (cam_iosched_has_work_flags(softc->cam_iosched,
3409 DA_WORK_TUR)) {
3410 softc->flags |= DA_FLAG_TUR_PENDING;
3411 cam_iosched_clr_work_flags(softc->cam_iosched,
3412 DA_WORK_TUR);
3413 scsi_test_unit_ready(&start_ccb->csio,
3414 /*retries*/ da_retry_count,
3415 dadone_tur,
3416 MSG_SIMPLE_Q_TAG,
3417 SSD_FULL_SIZE,
3418 da_default_timeout * 1000);
3419 start_ccb->ccb_h.ccb_bp = NULL;
3420 start_ccb->ccb_h.ccb_state = DA_CCB_TUR;
3421 xpt_action(start_ccb);
3422 } else
3423 xpt_release_ccb(start_ccb);
3424 break;
3425 }
3426
3427 if (bp->bio_cmd == BIO_DELETE) {
3428 if (softc->delete_func != NULL) {
3429 softc->delete_func(periph, start_ccb, bp);
3430 goto out;
3431 } else {
3432 /*
3433 * Not sure this is possible, but failsafe by
3434 * lying and saying "sure, done."
3435 */
3436 biofinish(bp, NULL, 0);
3437 goto more;
3438 }
3439 }
3440
3441 if (cam_iosched_has_work_flags(softc->cam_iosched,
3442 DA_WORK_TUR)) {
3443 cam_iosched_clr_work_flags(softc->cam_iosched,
3444 DA_WORK_TUR);
3445 da_periph_release_locked(periph, DA_REF_TUR);
3446 }
3447
3448 if ((bp->bio_flags & BIO_ORDERED) != 0 ||
3449 (softc->flags & DA_FLAG_NEED_OTAG) != 0) {
3450 softc->flags &= ~DA_FLAG_NEED_OTAG;
3451 softc->flags |= DA_FLAG_WAS_OTAG;
3452 tag_code = MSG_ORDERED_Q_TAG;
3453 } else {
3454 tag_code = MSG_SIMPLE_Q_TAG;
3455 }
3456
3457 switch (bp->bio_cmd) {
3458 case BIO_WRITE:
3459 case BIO_READ:
3460 {
3461 void *data_ptr;
3462 int rw_op;
3463
3464 biotrack(bp, __func__);
3465
3466 if (bp->bio_cmd == BIO_WRITE) {
3467 softc->flags |= DA_FLAG_DIRTY;
3468 rw_op = SCSI_RW_WRITE;
3469 } else {
3470 rw_op = SCSI_RW_READ;
3471 }
3472
3473 data_ptr = bp->bio_data;
3474 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) {
3475 rw_op |= SCSI_RW_BIO;
3476 data_ptr = bp;
3477 }
3478
3479 scsi_read_write(&start_ccb->csio,
3480 /*retries*/da_retry_count,
3481 /*cbfcnp*/dadone,
3482 /*tag_action*/tag_code,
3483 rw_op,
3484 /*byte2*/0,
3485 softc->minimum_cmd_size,
3486 /*lba*/bp->bio_pblkno,
3487 /*block_count*/bp->bio_bcount /
3488 softc->params.secsize,
3489 data_ptr,
3490 /*dxfer_len*/ bp->bio_bcount,
3491 /*sense_len*/SSD_FULL_SIZE,
3492 da_default_timeout * 1000);
3493 #if defined(BUF_TRACKING) || defined(FULL_BUF_TRACKING)
3494 start_ccb->csio.bio = bp;
3495 #endif
3496 break;
3497 }
3498 case BIO_FLUSH:
3499 /*
3500 * If we don't support sync cache, or the disk
3501 * isn't dirty, FLUSH is a no-op. Use the
3502 * allocated CCB for the next bio if one is
3503 * available.
3504 */
3505 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) != 0 ||
3506 (softc->flags & DA_FLAG_DIRTY) == 0) {
3507 biodone(bp);
3508 goto skipstate;
3509 }
3510
3511 /*
3512 * BIO_FLUSH doesn't currently communicate
3513 * range data, so we synchronize the cache
3514 * over the whole disk.
3515 */
3516 scsi_synchronize_cache(&start_ccb->csio,
3517 /*retries*/1,
3518 /*cbfcnp*/dadone,
3519 /*tag_action*/tag_code,
3520 /*begin_lba*/0,
3521 /*lb_count*/0,
3522 SSD_FULL_SIZE,
3523 da_default_timeout*1000);
3524 /*
3525 * Clear the dirty flag before sending the command.
3526 * Either this sync cache will be successful, or it
3527 * will fail after a retry. If it fails, it is
3528 * unlikely to be successful if retried later, so
3529 * we'll save ourselves time by just marking the
3530 * device clean.
3531 */
3532 softc->flags &= ~DA_FLAG_DIRTY;
3533 break;
3534 case BIO_ZONE: {
3535 int error, queue_ccb;
3536
3537 queue_ccb = 0;
3538
3539 error = da_zone_cmd(periph, start_ccb, bp, &queue_ccb);
3540 if ((error != 0)
3541 || (queue_ccb == 0)) {
3542 /*
3543 * g_io_deliver will recurisvely call start
3544 * routine for ENOMEM, so drop the periph
3545 * lock to allow that recursion.
3546 */
3547 if (error == ENOMEM)
3548 cam_periph_unlock(periph);
3549 biofinish(bp, NULL, error);
3550 if (error == ENOMEM)
3551 cam_periph_lock(periph);
3552 xpt_release_ccb(start_ccb);
3553 return;
3554 }
3555 break;
3556 }
3557 default:
3558 biofinish(bp, NULL, EOPNOTSUPP);
3559 xpt_release_ccb(start_ccb);
3560 return;
3561 }
3562 start_ccb->ccb_h.ccb_state = DA_CCB_BUFFER_IO;
3563 start_ccb->ccb_h.flags |= CAM_UNLOCKED;
3564 start_ccb->ccb_h.softtimeout = sbttotv(da_default_softtimeout);
3565
3566 out:
3567 LIST_INSERT_HEAD(&softc->pending_ccbs,
3568 &start_ccb->ccb_h, periph_links.le);
3569
3570 /* We expect a unit attention from this device */
3571 if ((softc->flags & DA_FLAG_RETRY_UA) != 0) {
3572 start_ccb->ccb_h.ccb_state |= DA_CCB_RETRY_UA;
3573 softc->flags &= ~DA_FLAG_RETRY_UA;
3574 }
3575
3576 start_ccb->ccb_h.ccb_bp = bp;
3577 softc->refcount++;
3578 cam_periph_unlock(periph);
3579 xpt_action(start_ccb);
3580 cam_periph_lock(periph);
3581
3582 /* May have more work to do, so ensure we stay scheduled */
3583 daschedule(periph);
3584 break;
3585 }
3586 case DA_STATE_PROBE_WP:
3587 {
3588 void *mode_buf;
3589 int mode_buf_len;
3590
3591 if (da_disable_wp_detection || softc->mode_page < 0) {
3592 if ((softc->flags & DA_FLAG_CAN_RC16) != 0)
3593 softc->state = DA_STATE_PROBE_RC16;
3594 else
3595 softc->state = DA_STATE_PROBE_RC;
3596 goto skipstate;
3597 }
3598 mode_buf_len = 192;
3599 mode_buf = malloc(mode_buf_len, M_SCSIDA, M_NOWAIT);
3600 if (mode_buf == NULL) {
3601 xpt_print(periph->path,
3602 "Unable to send mode sense - malloc failure\n");
3603 if ((softc->flags & DA_FLAG_CAN_RC16) != 0)
3604 softc->state = DA_STATE_PROBE_RC16;
3605 else
3606 softc->state = DA_STATE_PROBE_RC;
3607 goto skipstate;
3608 }
3609 scsi_mode_sense_len(&start_ccb->csio,
3610 /*retries*/ da_retry_count,
3611 /*cbfcnp*/ dadone_probewp,
3612 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3613 /*dbd*/ FALSE,
3614 /*pc*/ SMS_PAGE_CTRL_CURRENT,
3615 /*page*/ softc->mode_page,
3616 /*param_buf*/ mode_buf,
3617 /*param_len*/ mode_buf_len,
3618 /*minimum_cmd_size*/ softc->minimum_cmd_size,
3619 /*sense_len*/ SSD_FULL_SIZE,
3620 /*timeout*/ da_default_timeout * 1000);
3621 start_ccb->ccb_h.ccb_bp = NULL;
3622 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_WP;
3623 xpt_action(start_ccb);
3624 break;
3625 }
3626 case DA_STATE_PROBE_RC:
3627 {
3628 struct scsi_read_capacity_data *rcap;
3629
3630 rcap = (struct scsi_read_capacity_data *)
3631 malloc(sizeof(*rcap), M_SCSIDA, M_NOWAIT|M_ZERO);
3632 if (rcap == NULL) {
3633 printf("dastart: Couldn't malloc read_capacity data\n");
3634 /* da_free_periph??? */
3635 break;
3636 }
3637 scsi_read_capacity(&start_ccb->csio,
3638 /*retries*/da_retry_count,
3639 dadone_proberc,
3640 MSG_SIMPLE_Q_TAG,
3641 rcap,
3642 SSD_FULL_SIZE,
3643 /*timeout*/5000);
3644 start_ccb->ccb_h.ccb_bp = NULL;
3645 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC;
3646 xpt_action(start_ccb);
3647 break;
3648 }
3649 case DA_STATE_PROBE_RC16:
3650 {
3651 struct scsi_read_capacity_data_long *rcaplong;
3652
3653 rcaplong = (struct scsi_read_capacity_data_long *)
3654 malloc(sizeof(*rcaplong), M_SCSIDA, M_NOWAIT|M_ZERO);
3655 if (rcaplong == NULL) {
3656 printf("dastart: Couldn't malloc read_capacity data\n");
3657 /* da_free_periph??? */
3658 break;
3659 }
3660 scsi_read_capacity_16(&start_ccb->csio,
3661 /*retries*/ da_retry_count,
3662 /*cbfcnp*/ dadone_proberc,
3663 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3664 /*lba*/ 0,
3665 /*reladr*/ 0,
3666 /*pmi*/ 0,
3667 /*rcap_buf*/ (uint8_t *)rcaplong,
3668 /*rcap_buf_len*/ sizeof(*rcaplong),
3669 /*sense_len*/ SSD_FULL_SIZE,
3670 /*timeout*/ da_default_timeout * 1000);
3671 start_ccb->ccb_h.ccb_bp = NULL;
3672 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC16;
3673 xpt_action(start_ccb);
3674 break;
3675 }
3676 case DA_STATE_PROBE_LBP:
3677 {
3678 struct scsi_vpd_logical_block_prov *lbp;
3679
3680 if (!scsi_vpd_supported_page(periph, SVPD_LBP)) {
3681 /*
3682 * If we get here we don't support any SBC-3 delete
3683 * methods with UNMAP as the Logical Block Provisioning
3684 * VPD page support is required for devices which
3685 * support it according to T10/1799-D Revision 31
3686 * however older revisions of the spec don't mandate
3687 * this so we currently don't remove these methods
3688 * from the available set.
3689 */
3690 softc->state = DA_STATE_PROBE_BLK_LIMITS;
3691 goto skipstate;
3692 }
3693
3694 lbp = (struct scsi_vpd_logical_block_prov *)
3695 malloc(sizeof(*lbp), M_SCSIDA, M_NOWAIT|M_ZERO);
3696
3697 if (lbp == NULL) {
3698 printf("dastart: Couldn't malloc lbp data\n");
3699 /* da_free_periph??? */
3700 break;
3701 }
3702
3703 scsi_inquiry(&start_ccb->csio,
3704 /*retries*/da_retry_count,
3705 /*cbfcnp*/dadone_probelbp,
3706 /*tag_action*/MSG_SIMPLE_Q_TAG,
3707 /*inq_buf*/(uint8_t *)lbp,
3708 /*inq_len*/sizeof(*lbp),
3709 /*evpd*/TRUE,
3710 /*page_code*/SVPD_LBP,
3711 /*sense_len*/SSD_MIN_SIZE,
3712 /*timeout*/da_default_timeout * 1000);
3713 start_ccb->ccb_h.ccb_bp = NULL;
3714 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_LBP;
3715 xpt_action(start_ccb);
3716 break;
3717 }
3718 case DA_STATE_PROBE_BLK_LIMITS:
3719 {
3720 struct scsi_vpd_block_limits *block_limits;
3721
3722 if (!scsi_vpd_supported_page(periph, SVPD_BLOCK_LIMITS)) {
3723 /* Not supported skip to next probe */
3724 softc->state = DA_STATE_PROBE_BDC;
3725 goto skipstate;
3726 }
3727
3728 block_limits = (struct scsi_vpd_block_limits *)
3729 malloc(sizeof(*block_limits), M_SCSIDA, M_NOWAIT|M_ZERO);
3730
3731 if (block_limits == NULL) {
3732 printf("dastart: Couldn't malloc block_limits data\n");
3733 /* da_free_periph??? */
3734 break;
3735 }
3736
3737 scsi_inquiry(&start_ccb->csio,
3738 /*retries*/da_retry_count,
3739 /*cbfcnp*/dadone_probeblklimits,
3740 /*tag_action*/MSG_SIMPLE_Q_TAG,
3741 /*inq_buf*/(uint8_t *)block_limits,
3742 /*inq_len*/sizeof(*block_limits),
3743 /*evpd*/TRUE,
3744 /*page_code*/SVPD_BLOCK_LIMITS,
3745 /*sense_len*/SSD_MIN_SIZE,
3746 /*timeout*/da_default_timeout * 1000);
3747 start_ccb->ccb_h.ccb_bp = NULL;
3748 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BLK_LIMITS;
3749 xpt_action(start_ccb);
3750 break;
3751 }
3752 case DA_STATE_PROBE_BDC:
3753 {
3754 struct scsi_vpd_block_device_characteristics *bdc;
3755
3756 if (!scsi_vpd_supported_page(periph, SVPD_BDC)) {
3757 softc->state = DA_STATE_PROBE_ATA;
3758 goto skipstate;
3759 }
3760
3761 bdc = (struct scsi_vpd_block_device_characteristics *)
3762 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO);
3763
3764 if (bdc == NULL) {
3765 printf("dastart: Couldn't malloc bdc data\n");
3766 /* da_free_periph??? */
3767 break;
3768 }
3769
3770 scsi_inquiry(&start_ccb->csio,
3771 /*retries*/da_retry_count,
3772 /*cbfcnp*/dadone_probebdc,
3773 /*tag_action*/MSG_SIMPLE_Q_TAG,
3774 /*inq_buf*/(uint8_t *)bdc,
3775 /*inq_len*/sizeof(*bdc),
3776 /*evpd*/TRUE,
3777 /*page_code*/SVPD_BDC,
3778 /*sense_len*/SSD_MIN_SIZE,
3779 /*timeout*/da_default_timeout * 1000);
3780 start_ccb->ccb_h.ccb_bp = NULL;
3781 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BDC;
3782 xpt_action(start_ccb);
3783 break;
3784 }
3785 case DA_STATE_PROBE_CACHE:
3786 {
3787 void *mode_buf;
3788 int mode_buf_len;
3789
3790 /* XXX Future: skip if already not doing SYNC CACHE */
3791
3792 /*
3793 * Probe the CACHE mode page to see if we need to do a
3794 * SYNCHRONIZE CACHE command or not. If there's no
3795 * caching page, or we get back garbage when we ask
3796 * for the caching page or MODE SENSE isn't supported,
3797 * we set DA_Q_NO_SYNC_CACHE.
3798 */
3799 mode_buf_len = sizeof(struct scsi_mode_header_6) +
3800 sizeof(struct scsi_mode_blk_desc) +
3801 sizeof(struct scsi_caching_page);
3802 mode_buf = malloc(mode_buf_len, M_SCSIDA, M_NOWAIT);
3803 if (mode_buf == NULL) {
3804 printf("dastart: Couldn't malloc mode_buf data\n");
3805 /* da_free_periph??? */
3806 break;
3807 }
3808 scsi_mode_sense(&start_ccb->csio,
3809 /*retries*/4,
3810 dadone_probecache,
3811 MSG_SIMPLE_Q_TAG,
3812 /*dbd*/FALSE,
3813 SMS_PAGE_CTRL_CURRENT,
3814 SMS_CACHE_PAGE,
3815 mode_buf,
3816 mode_buf_len,
3817 SSD_FULL_SIZE,
3818 /*timeout*/60000);
3819 start_ccb->ccb_h.ccb_bp = NULL;
3820 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_CACHE;
3821 xpt_action(start_ccb);
3822 break;
3823 }
3824 case DA_STATE_PROBE_ATA:
3825 {
3826 struct ata_params *ata_params;
3827
3828 if (!scsi_vpd_supported_page(periph, SVPD_ATA_INFORMATION)) {
3829 if ((softc->zone_mode == DA_ZONE_HOST_AWARE)
3830 || (softc->zone_mode == DA_ZONE_HOST_MANAGED)) {
3831 /*
3832 * Note that if the ATA VPD page isn't
3833 * supported, we aren't talking to an ATA
3834 * device anyway. Support for that VPD
3835 * page is mandatory for SCSI to ATA (SAT)
3836 * translation layers.
3837 */
3838 softc->state = DA_STATE_PROBE_ZONE;
3839 goto skipstate;
3840 }
3841 daprobedone(periph, start_ccb);
3842 break;
3843 }
3844
3845 ata_params = &periph->path->device->ident_data;
3846
3847 scsi_ata_identify(&start_ccb->csio,
3848 /*retries*/da_retry_count,
3849 /*cbfcnp*/dadone_probeata,
3850 /*tag_action*/MSG_SIMPLE_Q_TAG,
3851 /*data_ptr*/(uint8_t *)ata_params,
3852 /*dxfer_len*/sizeof(*ata_params),
3853 /*sense_len*/SSD_FULL_SIZE,
3854 /*timeout*/da_default_timeout * 1000);
3855 start_ccb->ccb_h.ccb_bp = NULL;
3856 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA;
3857 xpt_action(start_ccb);
3858 break;
3859 }
3860 case DA_STATE_PROBE_ATA_LOGDIR:
3861 {
3862 struct ata_gp_log_dir *log_dir;
3863 int retval;
3864
3865 retval = 0;
3866
3867 if ((softc->flags & DA_FLAG_CAN_ATA_LOG) == 0) {
3868 /*
3869 * If we don't have log support, not much point in
3870 * trying to probe zone support.
3871 */
3872 daprobedone(periph, start_ccb);
3873 break;
3874 }
3875
3876 /*
3877 * If we have an ATA device (the SCSI ATA Information VPD
3878 * page should be present and the ATA identify should have
3879 * succeeded) and it supports logs, ask for the log directory.
3880 */
3881
3882 log_dir = malloc(sizeof(*log_dir), M_SCSIDA, M_NOWAIT|M_ZERO);
3883 if (log_dir == NULL) {
3884 xpt_print(periph->path, "Couldn't malloc log_dir data\n");
3885 daprobedone(periph, start_ccb);
3886 break;
3887 }
3888
3889 retval = scsi_ata_read_log(&start_ccb->csio,
3890 /*retries*/ da_retry_count,
3891 /*cbfcnp*/ dadone_probeatalogdir,
3892 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3893 /*log_address*/ ATA_LOG_DIRECTORY,
3894 /*page_number*/ 0,
3895 /*block_count*/ 1,
3896 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3897 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3898 /*data_ptr*/ (uint8_t *)log_dir,
3899 /*dxfer_len*/ sizeof(*log_dir),
3900 /*sense_len*/ SSD_FULL_SIZE,
3901 /*timeout*/ da_default_timeout * 1000);
3902
3903 if (retval != 0) {
3904 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3905 free(log_dir, M_SCSIDA);
3906 daprobedone(periph, start_ccb);
3907 break;
3908 }
3909 start_ccb->ccb_h.ccb_bp = NULL;
3910 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_LOGDIR;
3911 xpt_action(start_ccb);
3912 break;
3913 }
3914 case DA_STATE_PROBE_ATA_IDDIR:
3915 {
3916 struct ata_identify_log_pages *id_dir;
3917 int retval;
3918
3919 retval = 0;
3920
3921 /*
3922 * Check here to see whether the Identify Device log is
3923 * supported in the directory of logs. If so, continue
3924 * with requesting the log of identify device pages.
3925 */
3926 if ((softc->flags & DA_FLAG_CAN_ATA_IDLOG) == 0) {
3927 daprobedone(periph, start_ccb);
3928 break;
3929 }
3930
3931 id_dir = malloc(sizeof(*id_dir), M_SCSIDA, M_NOWAIT | M_ZERO);
3932 if (id_dir == NULL) {
3933 xpt_print(periph->path, "Couldn't malloc id_dir data\n");
3934 daprobedone(periph, start_ccb);
3935 break;
3936 }
3937
3938 retval = scsi_ata_read_log(&start_ccb->csio,
3939 /*retries*/ da_retry_count,
3940 /*cbfcnp*/ dadone_probeataiddir,
3941 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3942 /*log_address*/ ATA_IDENTIFY_DATA_LOG,
3943 /*page_number*/ ATA_IDL_PAGE_LIST,
3944 /*block_count*/ 1,
3945 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3946 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3947 /*data_ptr*/ (uint8_t *)id_dir,
3948 /*dxfer_len*/ sizeof(*id_dir),
3949 /*sense_len*/ SSD_FULL_SIZE,
3950 /*timeout*/ da_default_timeout * 1000);
3951
3952 if (retval != 0) {
3953 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3954 free(id_dir, M_SCSIDA);
3955 daprobedone(periph, start_ccb);
3956 break;
3957 }
3958 start_ccb->ccb_h.ccb_bp = NULL;
3959 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_IDDIR;
3960 xpt_action(start_ccb);
3961 break;
3962 }
3963 case DA_STATE_PROBE_ATA_SUP:
3964 {
3965 struct ata_identify_log_sup_cap *sup_cap;
3966 int retval;
3967
3968 retval = 0;
3969
3970 /*
3971 * Check here to see whether the Supported Capabilities log
3972 * is in the list of Identify Device logs.
3973 */
3974 if ((softc->flags & DA_FLAG_CAN_ATA_SUPCAP) == 0) {
3975 daprobedone(periph, start_ccb);
3976 break;
3977 }
3978
3979 sup_cap = malloc(sizeof(*sup_cap), M_SCSIDA, M_NOWAIT|M_ZERO);
3980 if (sup_cap == NULL) {
3981 xpt_print(periph->path, "Couldn't malloc sup_cap data\n");
3982 daprobedone(periph, start_ccb);
3983 break;
3984 }
3985
3986 retval = scsi_ata_read_log(&start_ccb->csio,
3987 /*retries*/ da_retry_count,
3988 /*cbfcnp*/ dadone_probeatasup,
3989 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3990 /*log_address*/ ATA_IDENTIFY_DATA_LOG,
3991 /*page_number*/ ATA_IDL_SUP_CAP,
3992 /*block_count*/ 1,
3993 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3994 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3995 /*data_ptr*/ (uint8_t *)sup_cap,
3996 /*dxfer_len*/ sizeof(*sup_cap),
3997 /*sense_len*/ SSD_FULL_SIZE,
3998 /*timeout*/ da_default_timeout * 1000);
3999
4000 if (retval != 0) {
4001 xpt_print(periph->path, "scsi_ata_read_log() failed!");
4002 free(sup_cap, M_SCSIDA);
4003 daprobedone(periph, start_ccb);
4004 break;
4005 }
4006
4007 start_ccb->ccb_h.ccb_bp = NULL;
4008 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_SUP;
4009 xpt_action(start_ccb);
4010 break;
4011 }
4012 case DA_STATE_PROBE_ATA_ZONE:
4013 {
4014 struct ata_zoned_info_log *ata_zone;
4015 int retval;
4016
4017 retval = 0;
4018
4019 /*
4020 * Check here to see whether the zoned device information
4021 * page is supported. If so, continue on to request it.
4022 * If not, skip to DA_STATE_PROBE_LOG or done.
4023 */
4024 if ((softc->flags & DA_FLAG_CAN_ATA_ZONE) == 0) {
4025 daprobedone(periph, start_ccb);
4026 break;
4027 }
4028 ata_zone = malloc(sizeof(*ata_zone), M_SCSIDA,
4029 M_NOWAIT|M_ZERO);
4030 if (ata_zone == NULL) {
4031 xpt_print(periph->path, "Couldn't malloc ata_zone data\n");
4032 daprobedone(periph, start_ccb);
4033 break;
4034 }
4035
4036 retval = scsi_ata_read_log(&start_ccb->csio,
4037 /*retries*/ da_retry_count,
4038 /*cbfcnp*/ dadone_probeatazone,
4039 /*tag_action*/ MSG_SIMPLE_Q_TAG,
4040 /*log_address*/ ATA_IDENTIFY_DATA_LOG,
4041 /*page_number*/ ATA_IDL_ZDI,
4042 /*block_count*/ 1,
4043 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
4044 AP_PROTO_DMA : AP_PROTO_PIO_IN,
4045 /*data_ptr*/ (uint8_t *)ata_zone,
4046 /*dxfer_len*/ sizeof(*ata_zone),
4047 /*sense_len*/ SSD_FULL_SIZE,
4048 /*timeout*/ da_default_timeout * 1000);
4049
4050 if (retval != 0) {
4051 xpt_print(periph->path, "scsi_ata_read_log() failed!");
4052 free(ata_zone, M_SCSIDA);
4053 daprobedone(periph, start_ccb);
4054 break;
4055 }
4056 start_ccb->ccb_h.ccb_bp = NULL;
4057 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_ZONE;
4058 xpt_action(start_ccb);
4059
4060 break;
4061 }
4062 case DA_STATE_PROBE_ZONE:
4063 {
4064 struct scsi_vpd_zoned_bdc *bdc;
4065
4066 /*
4067 * Note that this page will be supported for SCSI protocol
4068 * devices that support ZBC (SMR devices), as well as ATA
4069 * protocol devices that are behind a SAT (SCSI to ATA
4070 * Translation) layer that supports converting ZBC commands
4071 * to their ZAC equivalents.
4072 */
4073 if (!scsi_vpd_supported_page(periph, SVPD_ZONED_BDC)) {
4074 daprobedone(periph, start_ccb);
4075 break;
4076 }
4077 bdc = (struct scsi_vpd_zoned_bdc *)
4078 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO);
4079
4080 if (bdc == NULL) {
4081 xpt_release_ccb(start_ccb);
4082 xpt_print(periph->path, "Couldn't malloc zone VPD data\n");
4083 break;
4084 }
4085 scsi_inquiry(&start_ccb->csio,
4086 /*retries*/da_retry_count,
4087 /*cbfcnp*/dadone_probezone,
4088 /*tag_action*/MSG_SIMPLE_Q_TAG,
4089 /*inq_buf*/(uint8_t *)bdc,
4090 /*inq_len*/sizeof(*bdc),
4091 /*evpd*/TRUE,
4092 /*page_code*/SVPD_ZONED_BDC,
4093 /*sense_len*/SSD_FULL_SIZE,
4094 /*timeout*/da_default_timeout * 1000);
4095 start_ccb->ccb_h.ccb_bp = NULL;
4096 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ZONE;
4097 xpt_action(start_ccb);
4098 break;
4099 }
4100 }
4101 }
4102
4103 /*
4104 * In each of the methods below, while its the caller's
4105 * responsibility to ensure the request will fit into a
4106 * single device request, we might have changed the delete
4107 * method due to the device incorrectly advertising either
4108 * its supported methods or limits.
4109 *
4110 * To prevent this causing further issues we validate the
4111 * against the methods limits, and warn which would
4112 * otherwise be unnecessary.
4113 */
4114 static void
da_delete_unmap(struct cam_periph * periph,union ccb * ccb,struct bio * bp)4115 da_delete_unmap(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
4116 {
4117 struct da_softc *softc = (struct da_softc *)periph->softc;
4118 struct bio *bp1;
4119 uint8_t *buf = softc->unmap_buf;
4120 struct scsi_unmap_desc *d = (void *)&buf[UNMAP_HEAD_SIZE];
4121 uint64_t lba, lastlba = (uint64_t)-1;
4122 uint64_t totalcount = 0;
4123 uint64_t count;
4124 uint32_t c, lastcount = 0, ranges = 0;
4125
4126 /*
4127 * Currently this doesn't take the UNMAP
4128 * Granularity and Granularity Alignment
4129 * fields into account.
4130 *
4131 * This could result in both unoptimal unmap
4132 * requests as as well as UNMAP calls unmapping
4133 * fewer LBA's than requested.
4134 */
4135
4136 bzero(softc->unmap_buf, sizeof(softc->unmap_buf));
4137 bp1 = bp;
4138 do {
4139 /*
4140 * Note: ada and da are different in how they store the
4141 * pending bp's in a trim. ada stores all of them in the
4142 * trim_req.bps. da stores all but the first one in the
4143 * delete_run_queue. ada then completes all the bps in
4144 * its adadone() loop. da completes all the bps in the
4145 * delete_run_queue in dadone, and relies on the biodone
4146 * after to complete. This should be reconciled since there's
4147 * no real reason to do it differently. XXX
4148 */
4149 if (bp1 != bp)
4150 bioq_insert_tail(&softc->delete_run_queue, bp1);
4151 lba = bp1->bio_pblkno;
4152 count = bp1->bio_bcount / softc->params.secsize;
4153
4154 /* Try to extend the previous range. */
4155 if (lba == lastlba) {
4156 c = omin(count, UNMAP_RANGE_MAX - lastcount);
4157 lastlba += c;
4158 lastcount += c;
4159 scsi_ulto4b(lastcount, d[ranges - 1].length);
4160 count -= c;
4161 lba += c;
4162 totalcount += c;
4163 } else if ((softc->quirks & DA_Q_STRICT_UNMAP) &&
4164 softc->unmap_gran != 0) {
4165 /* Align length of the previous range. */
4166 if ((c = lastcount % softc->unmap_gran) != 0) {
4167 if (lastcount <= c) {
4168 totalcount -= lastcount;
4169 lastlba = (uint64_t)-1;
4170 lastcount = 0;
4171 ranges--;
4172 } else {
4173 totalcount -= c;
4174 lastlba -= c;
4175 lastcount -= c;
4176 scsi_ulto4b(lastcount,
4177 d[ranges - 1].length);
4178 }
4179 }
4180 /* Align beginning of the new range. */
4181 c = (lba - softc->unmap_gran_align) % softc->unmap_gran;
4182 if (c != 0) {
4183 c = softc->unmap_gran - c;
4184 if (count <= c) {
4185 count = 0;
4186 } else {
4187 lba += c;
4188 count -= c;
4189 }
4190 }
4191 }
4192
4193 while (count > 0) {
4194 c = omin(count, UNMAP_RANGE_MAX);
4195 if (totalcount + c > softc->unmap_max_lba ||
4196 ranges >= softc->unmap_max_ranges) {
4197 xpt_print(periph->path,
4198 "%s issuing short delete %ld > %ld || %d >= %d",
4199 da_delete_method_desc[softc->delete_method],
4200 totalcount + c, softc->unmap_max_lba,
4201 ranges, softc->unmap_max_ranges);
4202 break;
4203 }
4204 scsi_u64to8b(lba, d[ranges].lba);
4205 scsi_ulto4b(c, d[ranges].length);
4206 lba += c;
4207 totalcount += c;
4208 ranges++;
4209 count -= c;
4210 lastlba = lba;
4211 lastcount = c;
4212 }
4213 bp1 = cam_iosched_next_trim(softc->cam_iosched);
4214 if (bp1 == NULL)
4215 break;
4216 if (ranges >= softc->unmap_max_ranges ||
4217 totalcount + bp1->bio_bcount /
4218 softc->params.secsize > softc->unmap_max_lba) {
4219 cam_iosched_put_back_trim(softc->cam_iosched, bp1);
4220 break;
4221 }
4222 } while (1);
4223
4224 /* Align length of the last range. */
4225 if ((softc->quirks & DA_Q_STRICT_UNMAP) && softc->unmap_gran != 0 &&
4226 (c = lastcount % softc->unmap_gran) != 0) {
4227 if (lastcount <= c)
4228 ranges--;
4229 else
4230 scsi_ulto4b(lastcount - c, d[ranges - 1].length);
4231 }
4232
4233 scsi_ulto2b(ranges * 16 + 6, &buf[0]);
4234 scsi_ulto2b(ranges * 16, &buf[2]);
4235
4236 scsi_unmap(&ccb->csio,
4237 /*retries*/da_retry_count,
4238 /*cbfcnp*/dadone,
4239 /*tag_action*/MSG_SIMPLE_Q_TAG,
4240 /*byte2*/0,
4241 /*data_ptr*/ buf,
4242 /*dxfer_len*/ ranges * 16 + 8,
4243 /*sense_len*/SSD_FULL_SIZE,
4244 da_default_timeout * 1000);
4245 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
4246 ccb->ccb_h.flags |= CAM_UNLOCKED;
4247 softc->trim_count++;
4248 softc->trim_ranges += ranges;
4249 softc->trim_lbas += totalcount;
4250 cam_iosched_submit_trim(softc->cam_iosched);
4251 }
4252
4253 static void
da_delete_trim(struct cam_periph * periph,union ccb * ccb,struct bio * bp)4254 da_delete_trim(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
4255 {
4256 struct da_softc *softc = (struct da_softc *)periph->softc;
4257 struct bio *bp1;
4258 uint8_t *buf = softc->unmap_buf;
4259 uint64_t lastlba = (uint64_t)-1;
4260 uint64_t count;
4261 uint64_t lba;
4262 uint32_t lastcount = 0, c, requestcount;
4263 int ranges = 0, off, block_count;
4264
4265 bzero(softc->unmap_buf, sizeof(softc->unmap_buf));
4266 bp1 = bp;
4267 do {
4268 if (bp1 != bp)//XXX imp XXX
4269 bioq_insert_tail(&softc->delete_run_queue, bp1);
4270 lba = bp1->bio_pblkno;
4271 count = bp1->bio_bcount / softc->params.secsize;
4272 requestcount = count;
4273
4274 /* Try to extend the previous range. */
4275 if (lba == lastlba) {
4276 c = omin(count, ATA_DSM_RANGE_MAX - lastcount);
4277 lastcount += c;
4278 off = (ranges - 1) * 8;
4279 buf[off + 6] = lastcount & 0xff;
4280 buf[off + 7] = (lastcount >> 8) & 0xff;
4281 count -= c;
4282 lba += c;
4283 }
4284
4285 while (count > 0) {
4286 c = omin(count, ATA_DSM_RANGE_MAX);
4287 off = ranges * 8;
4288
4289 buf[off + 0] = lba & 0xff;
4290 buf[off + 1] = (lba >> 8) & 0xff;
4291 buf[off + 2] = (lba >> 16) & 0xff;
4292 buf[off + 3] = (lba >> 24) & 0xff;
4293 buf[off + 4] = (lba >> 32) & 0xff;
4294 buf[off + 5] = (lba >> 40) & 0xff;
4295 buf[off + 6] = c & 0xff;
4296 buf[off + 7] = (c >> 8) & 0xff;
4297 lba += c;
4298 ranges++;
4299 count -= c;
4300 lastcount = c;
4301 if (count != 0 && ranges == softc->trim_max_ranges) {
4302 xpt_print(periph->path,
4303 "%s issuing short delete %ld > %ld\n",
4304 da_delete_method_desc[softc->delete_method],
4305 requestcount,
4306 (softc->trim_max_ranges - ranges) *
4307 ATA_DSM_RANGE_MAX);
4308 break;
4309 }
4310 }
4311 lastlba = lba;
4312 bp1 = cam_iosched_next_trim(softc->cam_iosched);
4313 if (bp1 == NULL)
4314 break;
4315 if (bp1->bio_bcount / softc->params.secsize >
4316 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) {
4317 cam_iosched_put_back_trim(softc->cam_iosched, bp1);
4318 break;
4319 }
4320 } while (1);
4321
4322 block_count = howmany(ranges, ATA_DSM_BLK_RANGES);
4323 scsi_ata_trim(&ccb->csio,
4324 /*retries*/da_retry_count,
4325 /*cbfcnp*/dadone,
4326 /*tag_action*/MSG_SIMPLE_Q_TAG,
4327 block_count,
4328 /*data_ptr*/buf,
4329 /*dxfer_len*/block_count * ATA_DSM_BLK_SIZE,
4330 /*sense_len*/SSD_FULL_SIZE,
4331 da_default_timeout * 1000);
4332 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
4333 ccb->ccb_h.flags |= CAM_UNLOCKED;
4334 softc->trim_count++;
4335 softc->trim_ranges += ranges;
4336 softc->trim_lbas += block_count;
4337 cam_iosched_submit_trim(softc->cam_iosched);
4338 }
4339
4340 /*
4341 * We calculate ws_max_blks here based off d_delmaxsize instead
4342 * of using softc->ws_max_blks as it is absolute max for the
4343 * device not the protocol max which may well be lower.
4344 */
4345 static void
da_delete_ws(struct cam_periph * periph,union ccb * ccb,struct bio * bp)4346 da_delete_ws(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
4347 {
4348 struct da_softc *softc;
4349 struct bio *bp1;
4350 uint64_t ws_max_blks;
4351 uint64_t lba;
4352 uint64_t count; /* forward compat with WS32 */
4353
4354 softc = (struct da_softc *)periph->softc;
4355 ws_max_blks = softc->disk->d_delmaxsize / softc->params.secsize;
4356 lba = bp->bio_pblkno;
4357 count = 0;
4358 bp1 = bp;
4359 do {
4360 if (bp1 != bp)//XXX imp XXX
4361 bioq_insert_tail(&softc->delete_run_queue, bp1);
4362 count += bp1->bio_bcount / softc->params.secsize;
4363 if (count > ws_max_blks) {
4364 xpt_print(periph->path,
4365 "%s issuing short delete %ld > %ld\n",
4366 da_delete_method_desc[softc->delete_method],
4367 count, ws_max_blks);
4368 count = omin(count, ws_max_blks);
4369 break;
4370 }
4371 bp1 = cam_iosched_next_trim(softc->cam_iosched);
4372 if (bp1 == NULL)
4373 break;
4374 if (lba + count != bp1->bio_pblkno ||
4375 count + bp1->bio_bcount /
4376 softc->params.secsize > ws_max_blks) {
4377 cam_iosched_put_back_trim(softc->cam_iosched, bp1);
4378 break;
4379 }
4380 } while (1);
4381
4382 scsi_write_same(&ccb->csio,
4383 /*retries*/da_retry_count,
4384 /*cbfcnp*/dadone,
4385 /*tag_action*/MSG_SIMPLE_Q_TAG,
4386 /*byte2*/softc->delete_method ==
4387 DA_DELETE_ZERO ? 0 : SWS_UNMAP,
4388 softc->delete_method == DA_DELETE_WS16 ? 16 : 10,
4389 /*lba*/lba,
4390 /*block_count*/count,
4391 /*data_ptr*/ __DECONST(void *, zero_region),
4392 /*dxfer_len*/ softc->params.secsize,
4393 /*sense_len*/SSD_FULL_SIZE,
4394 da_default_timeout * 1000);
4395 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
4396 ccb->ccb_h.flags |= CAM_UNLOCKED;
4397 softc->trim_count++;
4398 softc->trim_ranges++;
4399 softc->trim_lbas += count;
4400 cam_iosched_submit_trim(softc->cam_iosched);
4401 }
4402
4403 static int
cmd6workaround(union ccb * ccb)4404 cmd6workaround(union ccb *ccb)
4405 {
4406 struct scsi_rw_6 cmd6;
4407 struct scsi_rw_10 *cmd10;
4408 struct da_softc *softc;
4409 uint8_t *cdb;
4410 struct bio *bp;
4411 int frozen;
4412
4413 cdb = ccb->csio.cdb_io.cdb_bytes;
4414 softc = (struct da_softc *)xpt_path_periph(ccb->ccb_h.path)->softc;
4415
4416 if (ccb->ccb_h.ccb_state == DA_CCB_DELETE) {
4417 da_delete_methods old_method = softc->delete_method;
4418
4419 /*
4420 * Typically there are two reasons for failure here
4421 * 1. Delete method was detected as supported but isn't
4422 * 2. Delete failed due to invalid params e.g. too big
4423 *
4424 * While we will attempt to choose an alternative delete method
4425 * this may result in short deletes if the existing delete
4426 * requests from geom are big for the new method chosen.
4427 *
4428 * This method assumes that the error which triggered this
4429 * will not retry the io otherwise a panic will occur
4430 */
4431 dadeleteflag(softc, old_method, 0);
4432 dadeletemethodchoose(softc, DA_DELETE_DISABLE);
4433 if (softc->delete_method == DA_DELETE_DISABLE)
4434 xpt_print(ccb->ccb_h.path,
4435 "%s failed, disabling BIO_DELETE\n",
4436 da_delete_method_desc[old_method]);
4437 else
4438 xpt_print(ccb->ccb_h.path,
4439 "%s failed, switching to %s BIO_DELETE\n",
4440 da_delete_method_desc[old_method],
4441 da_delete_method_desc[softc->delete_method]);
4442
4443 while ((bp = bioq_takefirst(&softc->delete_run_queue)) != NULL)
4444 cam_iosched_queue_work(softc->cam_iosched, bp);
4445 cam_iosched_queue_work(softc->cam_iosched,
4446 (struct bio *)ccb->ccb_h.ccb_bp);
4447 ccb->ccb_h.ccb_bp = NULL;
4448 return (0);
4449 }
4450
4451 /* Detect unsupported PREVENT ALLOW MEDIUM REMOVAL. */
4452 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 &&
4453 (*cdb == PREVENT_ALLOW) &&
4454 (softc->quirks & DA_Q_NO_PREVENT) == 0) {
4455 if (bootverbose)
4456 xpt_print(ccb->ccb_h.path,
4457 "PREVENT ALLOW MEDIUM REMOVAL not supported.\n");
4458 softc->quirks |= DA_Q_NO_PREVENT;
4459 return (0);
4460 }
4461
4462 /* Detect unsupported SYNCHRONIZE CACHE(10). */
4463 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 &&
4464 (*cdb == SYNCHRONIZE_CACHE) &&
4465 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) {
4466 if (bootverbose)
4467 xpt_print(ccb->ccb_h.path,
4468 "SYNCHRONIZE CACHE(10) not supported.\n");
4469 softc->quirks |= DA_Q_NO_SYNC_CACHE;
4470 softc->disk->d_flags &= ~DISKFLAG_CANFLUSHCACHE;
4471 return (0);
4472 }
4473
4474 /* Translation only possible if CDB is an array and cmd is R/W6 */
4475 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0 ||
4476 (*cdb != READ_6 && *cdb != WRITE_6))
4477 return 0;
4478
4479 xpt_print(ccb->ccb_h.path,
4480 "READ(6)/WRITE(6) not supported, increasing minimum_cmd_size to 10.\n");
4481 softc->minimum_cmd_size = 10;
4482
4483 bcopy(cdb, &cmd6, sizeof(struct scsi_rw_6));
4484 cmd10 = (struct scsi_rw_10 *)cdb;
4485 cmd10->opcode = (cmd6.opcode == READ_6) ? READ_10 : WRITE_10;
4486 cmd10->byte2 = 0;
4487 scsi_ulto4b(scsi_3btoul(cmd6.addr), cmd10->addr);
4488 cmd10->reserved = 0;
4489 scsi_ulto2b(cmd6.length, cmd10->length);
4490 cmd10->control = cmd6.control;
4491 ccb->csio.cdb_len = sizeof(*cmd10);
4492
4493 /* Requeue request, unfreezing queue if necessary */
4494 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0;
4495 ccb->ccb_h.status = CAM_REQUEUE_REQ;
4496 xpt_action(ccb);
4497 if (frozen) {
4498 cam_release_devq(ccb->ccb_h.path,
4499 /*relsim_flags*/0,
4500 /*reduction*/0,
4501 /*timeout*/0,
4502 /*getcount_only*/0);
4503 }
4504 return (ERESTART);
4505 }
4506
4507 static void
dazonedone(struct cam_periph * periph,union ccb * ccb)4508 dazonedone(struct cam_periph *periph, union ccb *ccb)
4509 {
4510 struct da_softc *softc;
4511 struct bio *bp;
4512
4513 softc = periph->softc;
4514 bp = (struct bio *)ccb->ccb_h.ccb_bp;
4515
4516 switch (bp->bio_zone.zone_cmd) {
4517 case DISK_ZONE_OPEN:
4518 case DISK_ZONE_CLOSE:
4519 case DISK_ZONE_FINISH:
4520 case DISK_ZONE_RWP:
4521 break;
4522 case DISK_ZONE_REPORT_ZONES: {
4523 uint32_t avail_len;
4524 struct disk_zone_report *rep;
4525 struct scsi_report_zones_hdr *hdr;
4526 struct scsi_report_zones_desc *desc;
4527 struct disk_zone_rep_entry *entry;
4528 uint32_t hdr_len, num_avail;
4529 uint32_t num_to_fill, i;
4530 int ata;
4531
4532 rep = &bp->bio_zone.zone_params.report;
4533 avail_len = ccb->csio.dxfer_len - ccb->csio.resid;
4534 /*
4535 * Note that bio_resid isn't normally used for zone
4536 * commands, but it is used by devstat_end_transaction_bio()
4537 * to determine how much data was transferred. Because
4538 * the size of the SCSI/ATA data structures is different
4539 * than the size of the BIO interface structures, the
4540 * amount of data actually transferred from the drive will
4541 * be different than the amount of data transferred to
4542 * the user.
4543 */
4544 bp->bio_resid = ccb->csio.resid;
4545 hdr = (struct scsi_report_zones_hdr *)ccb->csio.data_ptr;
4546 if (avail_len < sizeof(*hdr)) {
4547 /*
4548 * Is there a better error than EIO here? We asked
4549 * for at least the header, and we got less than
4550 * that.
4551 */
4552 bp->bio_error = EIO;
4553 bp->bio_flags |= BIO_ERROR;
4554 bp->bio_resid = bp->bio_bcount;
4555 break;
4556 }
4557
4558 if (softc->zone_interface == DA_ZONE_IF_ATA_PASS)
4559 ata = 1;
4560 else
4561 ata = 0;
4562
4563 hdr_len = ata ? le32dec(hdr->length) :
4564 scsi_4btoul(hdr->length);
4565 if (hdr_len > 0)
4566 rep->entries_available = hdr_len / sizeof(*desc);
4567 else
4568 rep->entries_available = 0;
4569 /*
4570 * NOTE: using the same values for the BIO version of the
4571 * same field as the SCSI/ATA values. This means we could
4572 * get some additional values that aren't defined in bio.h
4573 * if more values of the same field are defined later.
4574 */
4575 rep->header.same = hdr->byte4 & SRZ_SAME_MASK;
4576 rep->header.maximum_lba = ata ? le64dec(hdr->maximum_lba) :
4577 scsi_8btou64(hdr->maximum_lba);
4578 /*
4579 * If the drive reports no entries that match the query,
4580 * we're done.
4581 */
4582 if (hdr_len == 0) {
4583 rep->entries_filled = 0;
4584 break;
4585 }
4586
4587 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc),
4588 hdr_len / sizeof(*desc));
4589 /*
4590 * If the drive didn't return any data, then we're done.
4591 */
4592 if (num_avail == 0) {
4593 rep->entries_filled = 0;
4594 break;
4595 }
4596
4597 num_to_fill = min(num_avail, rep->entries_allocated);
4598 /*
4599 * If the user didn't allocate any entries for us to fill,
4600 * we're done.
4601 */
4602 if (num_to_fill == 0) {
4603 rep->entries_filled = 0;
4604 break;
4605 }
4606
4607 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0];
4608 i < num_to_fill; i++, desc++, entry++) {
4609 /*
4610 * NOTE: we're mapping the values here directly
4611 * from the SCSI/ATA bit definitions to the bio.h
4612 * definitions. There is also a warning in
4613 * disk_zone.h, but the impact is that if
4614 * additional values are added in the SCSI/ATA
4615 * specs these will be visible to consumers of
4616 * this interface.
4617 */
4618 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK;
4619 entry->zone_condition =
4620 (desc->zone_flags & SRZ_ZONE_COND_MASK) >>
4621 SRZ_ZONE_COND_SHIFT;
4622 entry->zone_flags |= desc->zone_flags &
4623 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET);
4624 entry->zone_length =
4625 ata ? le64dec(desc->zone_length) :
4626 scsi_8btou64(desc->zone_length);
4627 entry->zone_start_lba =
4628 ata ? le64dec(desc->zone_start_lba) :
4629 scsi_8btou64(desc->zone_start_lba);
4630 entry->write_pointer_lba =
4631 ata ? le64dec(desc->write_pointer_lba) :
4632 scsi_8btou64(desc->write_pointer_lba);
4633 }
4634 rep->entries_filled = num_to_fill;
4635 break;
4636 }
4637 case DISK_ZONE_GET_PARAMS:
4638 default:
4639 /*
4640 * In theory we should not get a GET_PARAMS bio, since it
4641 * should be handled without queueing the command to the
4642 * drive.
4643 */
4644 panic("%s: Invalid zone command %d", __func__,
4645 bp->bio_zone.zone_cmd);
4646 break;
4647 }
4648
4649 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES)
4650 free(ccb->csio.data_ptr, M_SCSIDA);
4651 }
4652
4653 static void
dadone(struct cam_periph * periph,union ccb * done_ccb)4654 dadone(struct cam_periph *periph, union ccb *done_ccb)
4655 {
4656 struct bio *bp, *bp1;
4657 struct da_softc *softc;
4658 struct ccb_scsiio *csio;
4659 da_ccb_state state;
4660
4661 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone\n"));
4662
4663 softc = (struct da_softc *)periph->softc;
4664 csio = &done_ccb->csio;
4665
4666 #if defined(BUF_TRACKING) || defined(FULL_BUF_TRACKING)
4667 if (csio->bio != NULL)
4668 biotrack(csio->bio, __func__);
4669 #endif
4670 state = csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK;
4671
4672 cam_periph_lock(periph);
4673 bp = (struct bio *)done_ccb->ccb_h.ccb_bp;
4674 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
4675 int error;
4676 int sf;
4677
4678 if ((csio->ccb_h.ccb_state & DA_CCB_RETRY_UA) != 0)
4679 sf = SF_RETRY_UA;
4680 else
4681 sf = 0;
4682
4683 error = daerror(done_ccb, CAM_RETRY_SELTO, sf);
4684 if (error == ERESTART) {
4685 /* A retry was scheduled, so just return. */
4686 cam_periph_unlock(periph);
4687 return;
4688 }
4689 /*
4690 * refresh bp, since cmd6workaround may set it to NULL when
4691 * there's no delete methos available since it pushes the bp
4692 * back onto the work queue to reschedule it (since different
4693 * delete methods have different size limitations).
4694 */
4695 bp = (struct bio *)done_ccb->ccb_h.ccb_bp;
4696 if (error != 0) {
4697 bool pack_invalid =
4698 (softc->flags & DA_FLAG_PACK_INVALID) != 0;
4699
4700 if (error == ENXIO && !pack_invalid) {
4701 /*
4702 * ENXIO flags ASC/ASCQ codes for either media
4703 * missing, or the drive being extremely
4704 * unhealthy. Invalidate peripheral on this
4705 * catestrophic error when the pack is valid
4706 * since we set the pack invalid bit only for
4707 * the few ASC/ASCQ codes indicating missing
4708 * media. The invalidation will flush any
4709 * queued I/O and short-circuit retries for
4710 * other I/O. We only invalidate the da device
4711 * so the passX device remains for recovery and
4712 * diagnostics.
4713 *
4714 * While we do also set the pack invalid bit
4715 * after invalidating the peripheral, the
4716 * pending I/O will have been flushed then with
4717 * no new I/O starting, so this 'edge' case
4718 * doesn't matter.
4719 */
4720 xpt_print(periph->path, "Invalidating pack\n");
4721 cam_periph_invalidate(periph);
4722 } else {
4723 /*
4724 * Return all queued I/O with EIO, so that the
4725 * client can retry these I/Os in the proper
4726 * order should it attempt to recover. When the
4727 * pack is invalid, fail all I/O with ENXIO
4728 * since we can't assume when the media returns
4729 * it's the same media and we force a trip
4730 * through daclose / daopen and the client won't
4731 * retry.
4732 */
4733 cam_iosched_flush(softc->cam_iosched, NULL,
4734 pack_invalid ? ENXIO : EIO);
4735 }
4736 if (bp != NULL) {
4737 bp->bio_error = error;
4738 bp->bio_resid = bp->bio_bcount;
4739 bp->bio_flags |= BIO_ERROR;
4740 }
4741 } else if (bp != NULL) {
4742 if (state == DA_CCB_DELETE)
4743 bp->bio_resid = 0;
4744 else
4745 bp->bio_resid = csio->resid;
4746 bp->bio_error = 0;
4747 if (bp->bio_resid != 0)
4748 bp->bio_flags |= BIO_ERROR;
4749 }
4750 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
4751 cam_release_devq(done_ccb->ccb_h.path,
4752 /*relsim_flags*/0,
4753 /*reduction*/0,
4754 /*timeout*/0,
4755 /*getcount_only*/0);
4756 } else if (bp != NULL) {
4757 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
4758 panic("REQ_CMP with QFRZN");
4759 if (bp->bio_cmd == BIO_ZONE)
4760 dazonedone(periph, done_ccb);
4761 else if (state == DA_CCB_DELETE)
4762 bp->bio_resid = 0;
4763 else
4764 bp->bio_resid = csio->resid;
4765 if ((csio->resid > 0) && (bp->bio_cmd != BIO_ZONE))
4766 bp->bio_flags |= BIO_ERROR;
4767 if (softc->error_inject != 0) {
4768 bp->bio_error = softc->error_inject;
4769 bp->bio_resid = bp->bio_bcount;
4770 bp->bio_flags |= BIO_ERROR;
4771 softc->error_inject = 0;
4772 }
4773 }
4774
4775 if (bp != NULL)
4776 biotrack(bp, __func__);
4777 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le);
4778 if (LIST_EMPTY(&softc->pending_ccbs))
4779 softc->flags |= DA_FLAG_WAS_OTAG;
4780
4781 /*
4782 * We need to call cam_iosched before we call biodone so that we don't
4783 * measure any activity that happens in the completion routine, which in
4784 * the case of sendfile can be quite extensive. Release the periph
4785 * refcount taken in dastart() for each CCB.
4786 */
4787 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb);
4788 xpt_release_ccb(done_ccb);
4789 KASSERT(softc->refcount >= 1, ("dadone softc %p refcount %d", softc, softc->refcount));
4790 softc->refcount--;
4791 if (state == DA_CCB_DELETE) {
4792 TAILQ_HEAD(, bio) queue;
4793
4794 TAILQ_INIT(&queue);
4795 TAILQ_CONCAT(&queue, &softc->delete_run_queue.queue, bio_queue);
4796 softc->delete_run_queue.insert_point = NULL;
4797 /*
4798 * Normally, the xpt_release_ccb() above would make sure
4799 * that when we have more work to do, that work would
4800 * get kicked off. However, we specifically keep
4801 * delete_running set to 0 before the call above to
4802 * allow other I/O to progress when many BIO_DELETE
4803 * requests are pushed down. We set delete_running to 0
4804 * and call daschedule again so that we don't stall if
4805 * there are no other I/Os pending apart from BIO_DELETEs.
4806 */
4807 cam_iosched_trim_done(softc->cam_iosched);
4808 daschedule(periph);
4809 cam_periph_unlock(periph);
4810 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) {
4811 TAILQ_REMOVE(&queue, bp1, bio_queue);
4812 bp1->bio_error = bp->bio_error;
4813 if (bp->bio_flags & BIO_ERROR) {
4814 bp1->bio_flags |= BIO_ERROR;
4815 bp1->bio_resid = bp1->bio_bcount;
4816 } else
4817 bp1->bio_resid = 0;
4818 biodone(bp1);
4819 }
4820 } else {
4821 daschedule(periph);
4822 cam_periph_unlock(periph);
4823 }
4824 if (bp != NULL)
4825 biodone(bp);
4826 return;
4827 }
4828
4829 static void
dadone_probewp(struct cam_periph * periph,union ccb * done_ccb)4830 dadone_probewp(struct cam_periph *periph, union ccb *done_ccb)
4831 {
4832 struct da_softc *softc;
4833 struct ccb_scsiio *csio;
4834 uint32_t priority;
4835
4836 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probewp\n"));
4837
4838 softc = (struct da_softc *)periph->softc;
4839 priority = done_ccb->ccb_h.pinfo.priority;
4840 csio = &done_ccb->csio;
4841
4842 cam_periph_assert(periph, MA_OWNED);
4843
4844 KASSERT(softc->state == DA_STATE_PROBE_WP,
4845 ("State (%d) not PROBE_WP in dadone_probewp, periph %p ccb %p",
4846 softc->state, periph, done_ccb));
4847 KASSERT((csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK) == DA_CCB_PROBE_WP,
4848 ("CCB State (%lu) not PROBE_WP in dadone_probewp, periph %p ccb %p",
4849 (unsigned long)csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK, periph,
4850 done_ccb));
4851
4852 if (cam_ccb_status(done_ccb) == CAM_REQ_CMP) {
4853 int len, off;
4854 uint8_t dev_spec;
4855
4856 if (csio->cdb_len > 6) {
4857 struct scsi_mode_header_10 *mh =
4858 (struct scsi_mode_header_10 *)csio->data_ptr;
4859 len = 2 + scsi_2btoul(mh->data_length);
4860 off = sizeof(*mh) + scsi_2btoul(mh->blk_desc_len);
4861 dev_spec = mh->dev_spec;
4862 } else {
4863 struct scsi_mode_header_6 *mh =
4864 (struct scsi_mode_header_6 *)csio->data_ptr;
4865 len = 1 + mh->data_length;
4866 off = sizeof(*mh) + mh->blk_desc_len;
4867 dev_spec = mh->dev_spec;
4868 }
4869 if ((dev_spec & 0x80) != 0)
4870 softc->disk->d_flags |= DISKFLAG_WRITE_PROTECT;
4871 else
4872 softc->disk->d_flags &= ~DISKFLAG_WRITE_PROTECT;
4873
4874 /* Next time request only the first of returned mode pages. */
4875 if (off < len && off < csio->dxfer_len - csio->resid)
4876 softc->mode_page = csio->data_ptr[off] & SMPH_PC_MASK;
4877 } else {
4878 int error;
4879
4880 error = daerror(done_ccb, CAM_RETRY_SELTO,
4881 SF_RETRY_UA|SF_NO_PRINT);
4882 if (error == ERESTART)
4883 return;
4884 else if (error != 0) {
4885 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
4886 /* Don't wedge this device's queue */
4887 cam_release_devq(done_ccb->ccb_h.path,
4888 /*relsim_flags*/0,
4889 /*reduction*/0,
4890 /*timeout*/0,
4891 /*getcount_only*/0);
4892 }
4893
4894 /* We don't depend on it, so don't try again. */
4895 softc->mode_page = -1;
4896 }
4897 }
4898
4899 free(csio->data_ptr, M_SCSIDA);
4900 if ((softc->flags & DA_FLAG_CAN_RC16) != 0)
4901 softc->state = DA_STATE_PROBE_RC16;
4902 else
4903 softc->state = DA_STATE_PROBE_RC;
4904 xpt_release_ccb(done_ccb);
4905 xpt_schedule(periph, priority);
4906 return;
4907 }
4908
4909 static void
dadone_proberc(struct cam_periph * periph,union ccb * done_ccb)4910 dadone_proberc(struct cam_periph *periph, union ccb *done_ccb)
4911 {
4912 struct scsi_read_capacity_data *rdcap;
4913 struct scsi_read_capacity_data_long *rcaplong;
4914 struct da_softc *softc;
4915 struct ccb_scsiio *csio;
4916 da_ccb_state state;
4917 char *announce_buf;
4918 uint32_t priority;
4919 int n;
4920
4921 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_proberc\n"));
4922
4923 softc = (struct da_softc *)periph->softc;
4924 priority = done_ccb->ccb_h.pinfo.priority;
4925 csio = &done_ccb->csio;
4926 state = csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK;
4927
4928 KASSERT(softc->state == DA_STATE_PROBE_RC || softc->state == DA_STATE_PROBE_RC16,
4929 ("State (%d) not PROBE_RC* in dadone_proberc, periph %p ccb %p",
4930 softc->state, periph, done_ccb));
4931 KASSERT(state == DA_CCB_PROBE_RC || state == DA_CCB_PROBE_RC16,
4932 ("CCB State (%lu) not PROBE_RC* in dadone_probewp, periph %p ccb %p",
4933 (unsigned long)state, periph, done_ccb));
4934
4935 rdcap = NULL;
4936 rcaplong = NULL;
4937 /* XXX TODO: can this be a malloc? */
4938 announce_buf = softc->announce_temp;
4939 bzero(announce_buf, DA_ANNOUNCETMP_SZ);
4940
4941 if (state == DA_CCB_PROBE_RC)
4942 rdcap =(struct scsi_read_capacity_data *)csio->data_ptr;
4943 else
4944 rcaplong = (struct scsi_read_capacity_data_long *)
4945 csio->data_ptr;
4946
4947 cam_periph_assert(periph, MA_OWNED);
4948
4949 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
4950 struct disk_params *dp;
4951 uint32_t block_size;
4952 uint64_t maxsector;
4953 u_int lalba; /* Lowest aligned LBA. */
4954
4955 if (state == DA_CCB_PROBE_RC) {
4956 block_size = scsi_4btoul(rdcap->length);
4957 maxsector = scsi_4btoul(rdcap->addr);
4958 lalba = 0;
4959
4960 /*
4961 * According to SBC-2, if the standard 10
4962 * byte READ CAPACITY command returns 2^32,
4963 * we should issue the 16 byte version of
4964 * the command, since the device in question
4965 * has more sectors than can be represented
4966 * with the short version of the command.
4967 */
4968 if (maxsector == 0xffffffff) {
4969 free(rdcap, M_SCSIDA);
4970 softc->state = DA_STATE_PROBE_RC16;
4971 xpt_release_ccb(done_ccb);
4972 xpt_schedule(periph, priority);
4973 return;
4974 }
4975 } else {
4976 block_size = scsi_4btoul(rcaplong->length);
4977 maxsector = scsi_8btou64(rcaplong->addr);
4978 lalba = scsi_2btoul(rcaplong->lalba_lbp);
4979 }
4980
4981 /*
4982 * Because GEOM code just will panic us if we
4983 * give them an 'illegal' value we'll avoid that
4984 * here.
4985 */
4986 if (block_size == 0) {
4987 block_size = 512;
4988 if (maxsector == 0)
4989 maxsector = -1;
4990 }
4991 if (block_size >= maxphys) {
4992 xpt_print(periph->path,
4993 "unsupportable block size %ju\n",
4994 (uintmax_t) block_size);
4995 announce_buf = NULL;
4996 cam_periph_invalidate(periph);
4997 } else {
4998 /*
4999 * We pass rcaplong into dasetgeom(),
5000 * because it will only use it if it is
5001 * non-NULL.
5002 */
5003 dasetgeom(periph, block_size, maxsector,
5004 rcaplong, sizeof(*rcaplong));
5005 if ((lalba & SRC16_LBPME_A) != 0 &&
5006 (softc->quirks & DA_Q_NO_UNMAP) == 0)
5007 softc->flags |= DA_FLAG_LBP;
5008 dp = &softc->params;
5009 n = snprintf(announce_buf, DA_ANNOUNCETMP_SZ,
5010 "%juMB (%ju %u byte sectors",
5011 ((uintmax_t)dp->secsize * dp->sectors) /
5012 (1024 * 1024),
5013 (uintmax_t)dp->sectors, dp->secsize);
5014 if (softc->p_type != 0) {
5015 n += snprintf(announce_buf + n,
5016 DA_ANNOUNCETMP_SZ - n,
5017 ", DIF type %d", softc->p_type);
5018 }
5019 snprintf(announce_buf + n, DA_ANNOUNCETMP_SZ - n, ")");
5020 }
5021 } else {
5022 int error;
5023
5024 /*
5025 * Retry any UNIT ATTENTION type errors. They
5026 * are expected at boot.
5027 */
5028 error = daerror(done_ccb, CAM_RETRY_SELTO,
5029 SF_RETRY_UA|SF_NO_PRINT);
5030 if (error == ERESTART) {
5031 /*
5032 * A retry was scheuled, so
5033 * just return.
5034 */
5035 return;
5036 } else if (error != 0) {
5037 int asc, ascq;
5038 int sense_key, error_code;
5039 int have_sense;
5040 cam_status status;
5041 struct ccb_getdev cgd;
5042
5043 /* Don't wedge this device's queue */
5044 status = done_ccb->ccb_h.status;
5045 if ((status & CAM_DEV_QFRZN) != 0)
5046 cam_release_devq(done_ccb->ccb_h.path,
5047 /*relsim_flags*/0,
5048 /*reduction*/0,
5049 /*timeout*/0,
5050 /*getcount_only*/0);
5051
5052 xpt_gdev_type(&cgd, done_ccb->ccb_h.path);
5053
5054 if (scsi_extract_sense_ccb(done_ccb,
5055 &error_code, &sense_key, &asc, &ascq))
5056 have_sense = TRUE;
5057 else
5058 have_sense = FALSE;
5059
5060 /*
5061 * If we tried READ CAPACITY(16) and failed,
5062 * fallback to READ CAPACITY(10).
5063 */
5064 if ((state == DA_CCB_PROBE_RC16) &&
5065 (softc->flags & DA_FLAG_CAN_RC16) &&
5066 (((csio->ccb_h.status & CAM_STATUS_MASK) ==
5067 CAM_REQ_INVALID) ||
5068 ((have_sense) &&
5069 (error_code == SSD_CURRENT_ERROR ||
5070 error_code == SSD_DESC_CURRENT_ERROR) &&
5071 (sense_key == SSD_KEY_ILLEGAL_REQUEST)))) {
5072 cam_periph_assert(periph, MA_OWNED);
5073 softc->flags &= ~DA_FLAG_CAN_RC16;
5074 free(rdcap, M_SCSIDA);
5075 softc->state = DA_STATE_PROBE_RC;
5076 xpt_release_ccb(done_ccb);
5077 xpt_schedule(periph, priority);
5078 return;
5079 }
5080
5081 /*
5082 * Attach to anything that claims to be a direct access
5083 * or optical disk device, as long as it doesn't return
5084 * a "Logical unit not supported" (25/0) error.
5085 * "Internal Target Failure" (44/0) is also special and
5086 * typically means that the device is a SATA drive
5087 * behind a SATL translation that's fallen into a
5088 * terminally fatal state.
5089 *
5090 * 4/2 happens on some HGST drives that are quite
5091 * ill. We've already sent the start unit command (for
5092 * which we ignore a 44/0 asc/ascq, which I'm hesitant
5093 * to change since it's so basic and there's other error
5094 * conditions to the START UNIT we should ignore). So to
5095 * require initialization at this point when it should
5096 * be fine implies to me, at least, that we should
5097 * invalidate. Since we do read capacity in geom tasting
5098 * a lot, and since this timeout is long, this leads to
5099 * up to a 10 minute delay in booting.
5100 *
5101 * 4/2: LOGICAL UNIT NOT READY, INITIALIZING COMMAND REQUIRED
5102 * 25/0: LOGICAL UNIT NOT SUPPORTED
5103 * 44/0: INTERNAL TARGET FAILURE
5104 * 44/1: PERSISTENT RESERVATION INFORMATION LOST
5105 * 44/71: ATA DEVICE FAILED SET FEATURES
5106 */
5107 if ((have_sense)
5108 && (asc != 0x25) && (asc != 0x44)
5109 && (asc != 0x04 && ascq != 0x02)
5110 && (error_code == SSD_CURRENT_ERROR
5111 || error_code == SSD_DESC_CURRENT_ERROR)) {
5112 const char *sense_key_desc;
5113 const char *asc_desc;
5114
5115 dasetgeom(periph, 512, -1, NULL, 0);
5116 scsi_sense_desc(sense_key, asc, ascq,
5117 &cgd.inq_data, &sense_key_desc,
5118 &asc_desc);
5119 snprintf(announce_buf, DA_ANNOUNCETMP_SZ,
5120 "Attempt to query device size failed: %s, %s",
5121 sense_key_desc, asc_desc);
5122 } else {
5123 if (have_sense)
5124 scsi_sense_print(&done_ccb->csio);
5125 else {
5126 xpt_print(periph->path,
5127 "got CAM status %#x\n",
5128 done_ccb->ccb_h.status);
5129 }
5130 xpt_print(periph->path,
5131 "fatal error, failed to attach to device\n");
5132
5133 announce_buf = NULL;
5134
5135 /*
5136 * Free up resources.
5137 */
5138 cam_periph_invalidate(periph);
5139 }
5140 }
5141 }
5142 free(csio->data_ptr, M_SCSIDA);
5143 if (announce_buf != NULL &&
5144 ((softc->flags & DA_FLAG_ANNOUNCED) == 0)) {
5145 struct sbuf sb;
5146
5147 sbuf_new(&sb, softc->announcebuf, DA_ANNOUNCE_SZ,
5148 SBUF_FIXEDLEN);
5149 xpt_announce_periph_sbuf(periph, &sb, announce_buf);
5150 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks,
5151 DA_Q_BIT_STRING);
5152 sbuf_finish(&sb);
5153 sbuf_putbuf(&sb);
5154
5155 /*
5156 * Create our sysctl variables, now that we know
5157 * we have successfully attached.
5158 */
5159 /* increase the refcount */
5160 if (da_periph_acquire(periph, DA_REF_SYSCTL) == 0) {
5161 taskqueue_enqueue(taskqueue_thread,
5162 &softc->sysctl_task);
5163 } else {
5164 /* XXX This message is useless! */
5165 xpt_print(periph->path,
5166 "fatal error, could not acquire reference count\n");
5167 }
5168 }
5169
5170 /* We already probed the device. */
5171 if (softc->flags & DA_FLAG_PROBED) {
5172 daprobedone(periph, done_ccb);
5173 return;
5174 }
5175
5176 softc->state = DA_STATE_PROBE_CACHE;
5177 xpt_release_ccb(done_ccb);
5178 xpt_schedule(periph, priority);
5179 return;
5180 }
5181
5182 static void
dadone_probelbp(struct cam_periph * periph,union ccb * done_ccb)5183 dadone_probelbp(struct cam_periph *periph, union ccb *done_ccb)
5184 {
5185 struct scsi_vpd_logical_block_prov *lbp;
5186 struct da_softc *softc;
5187 struct ccb_scsiio *csio;
5188 uint32_t priority;
5189
5190 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probelbp\n"));
5191
5192 softc = (struct da_softc *)periph->softc;
5193 priority = done_ccb->ccb_h.pinfo.priority;
5194 csio = &done_ccb->csio;
5195 lbp = (struct scsi_vpd_logical_block_prov *)csio->data_ptr;
5196
5197 cam_periph_assert(periph, MA_OWNED);
5198
5199 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5200 /*
5201 * T10/1799-D Revision 31 states at least one of these
5202 * must be supported but we don't currently enforce this.
5203 */
5204 dadeleteflag(softc, DA_DELETE_WS16,
5205 (lbp->flags & SVPD_LBP_WS16));
5206 dadeleteflag(softc, DA_DELETE_WS10,
5207 (lbp->flags & SVPD_LBP_WS10));
5208 dadeleteflag(softc, DA_DELETE_UNMAP,
5209 (lbp->flags & SVPD_LBP_UNMAP));
5210 } else {
5211 int error;
5212 error = daerror(done_ccb, CAM_RETRY_SELTO,
5213 SF_RETRY_UA|SF_NO_PRINT);
5214 if (error == ERESTART)
5215 return;
5216 else if (error != 0) {
5217 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5218 /* Don't wedge this device's queue */
5219 cam_release_devq(done_ccb->ccb_h.path,
5220 /*relsim_flags*/0,
5221 /*reduction*/0,
5222 /*timeout*/0,
5223 /*getcount_only*/0);
5224 }
5225
5226 /*
5227 * Failure indicates we don't support any SBC-3
5228 * delete methods with UNMAP
5229 */
5230 }
5231 }
5232
5233 free(lbp, M_SCSIDA);
5234 softc->state = DA_STATE_PROBE_BLK_LIMITS;
5235 xpt_release_ccb(done_ccb);
5236 xpt_schedule(periph, priority);
5237 return;
5238 }
5239
5240 static void
dadone_probeblklimits(struct cam_periph * periph,union ccb * done_ccb)5241 dadone_probeblklimits(struct cam_periph *periph, union ccb *done_ccb)
5242 {
5243 struct scsi_vpd_block_limits *block_limits;
5244 struct da_softc *softc;
5245 struct ccb_scsiio *csio;
5246 uint32_t priority;
5247
5248 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeblklimits\n"));
5249
5250 softc = (struct da_softc *)periph->softc;
5251 priority = done_ccb->ccb_h.pinfo.priority;
5252 csio = &done_ccb->csio;
5253 block_limits = (struct scsi_vpd_block_limits *)csio->data_ptr;
5254
5255 cam_periph_assert(periph, MA_OWNED);
5256
5257 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5258 uint32_t max_txfer_len = scsi_4btoul(
5259 block_limits->max_txfer_len);
5260 uint32_t max_unmap_lba_cnt = scsi_4btoul(
5261 block_limits->max_unmap_lba_cnt);
5262 uint32_t max_unmap_blk_cnt = scsi_4btoul(
5263 block_limits->max_unmap_blk_cnt);
5264 uint32_t unmap_gran = scsi_4btoul(
5265 block_limits->opt_unmap_grain);
5266 uint32_t unmap_gran_align = scsi_4btoul(
5267 block_limits->unmap_grain_align);
5268 uint64_t ws_max_blks = scsi_8btou64(
5269 block_limits->max_write_same_length);
5270
5271 if (max_txfer_len != 0) {
5272 softc->disk->d_maxsize = MIN(softc->maxio,
5273 (off_t)max_txfer_len * softc->params.secsize);
5274 }
5275
5276 /*
5277 * We should already support UNMAP but we check lba
5278 * and block count to be sure
5279 */
5280 if (max_unmap_lba_cnt != 0x00L &&
5281 max_unmap_blk_cnt != 0x00L) {
5282 softc->unmap_max_lba = max_unmap_lba_cnt;
5283 softc->unmap_max_ranges = min(max_unmap_blk_cnt,
5284 UNMAP_MAX_RANGES);
5285 if (unmap_gran > 1) {
5286 softc->unmap_gran = unmap_gran;
5287 if (unmap_gran_align & 0x80000000) {
5288 softc->unmap_gran_align =
5289 unmap_gran_align & 0x7fffffff;
5290 }
5291 }
5292 } else {
5293 /*
5294 * Unexpected UNMAP limits which means the
5295 * device doesn't actually support UNMAP
5296 */
5297 dadeleteflag(softc, DA_DELETE_UNMAP, 0);
5298 }
5299
5300 if (ws_max_blks != 0x00L)
5301 softc->ws_max_blks = ws_max_blks;
5302 } else {
5303 int error;
5304 error = daerror(done_ccb, CAM_RETRY_SELTO,
5305 SF_RETRY_UA|SF_NO_PRINT);
5306 if (error == ERESTART)
5307 return;
5308 else if (error != 0) {
5309 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5310 /* Don't wedge this device's queue */
5311 cam_release_devq(done_ccb->ccb_h.path,
5312 /*relsim_flags*/0,
5313 /*reduction*/0,
5314 /*timeout*/0,
5315 /*getcount_only*/0);
5316 }
5317
5318 /*
5319 * Failure here doesn't mean UNMAP is not
5320 * supported as this is an optional page.
5321 */
5322 softc->unmap_max_lba = 1;
5323 softc->unmap_max_ranges = 1;
5324 }
5325 }
5326
5327 free(block_limits, M_SCSIDA);
5328 softc->state = DA_STATE_PROBE_BDC;
5329 xpt_release_ccb(done_ccb);
5330 xpt_schedule(periph, priority);
5331 return;
5332 }
5333
5334 static void
dadone_probebdc(struct cam_periph * periph,union ccb * done_ccb)5335 dadone_probebdc(struct cam_periph *periph, union ccb *done_ccb)
5336 {
5337 struct scsi_vpd_block_device_characteristics *bdc;
5338 struct da_softc *softc;
5339 struct ccb_scsiio *csio;
5340 uint32_t priority;
5341
5342 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probebdc\n"));
5343
5344 softc = (struct da_softc *)periph->softc;
5345 priority = done_ccb->ccb_h.pinfo.priority;
5346 csio = &done_ccb->csio;
5347 bdc = (struct scsi_vpd_block_device_characteristics *)csio->data_ptr;
5348
5349 cam_periph_assert(periph, MA_OWNED);
5350
5351 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5352 uint32_t valid_len;
5353
5354 /*
5355 * Disable queue sorting for non-rotational media
5356 * by default.
5357 */
5358 uint16_t old_rate = softc->disk->d_rotation_rate;
5359
5360 valid_len = csio->dxfer_len - csio->resid;
5361 if (SBDC_IS_PRESENT(bdc, valid_len,
5362 medium_rotation_rate)) {
5363 softc->disk->d_rotation_rate =
5364 scsi_2btoul(bdc->medium_rotation_rate);
5365 if (softc->disk->d_rotation_rate == SVPD_NON_ROTATING) {
5366 cam_iosched_set_sort_queue(
5367 softc->cam_iosched, 0);
5368 softc->flags &= ~DA_FLAG_ROTATING;
5369 }
5370 if (softc->disk->d_rotation_rate != old_rate) {
5371 disk_attr_changed(softc->disk,
5372 "GEOM::rotation_rate", M_NOWAIT);
5373 }
5374 }
5375 if ((SBDC_IS_PRESENT(bdc, valid_len, flags))
5376 && (softc->zone_mode == DA_ZONE_NONE)) {
5377 int ata_proto;
5378
5379 if (scsi_vpd_supported_page(periph,
5380 SVPD_ATA_INFORMATION))
5381 ata_proto = 1;
5382 else
5383 ata_proto = 0;
5384
5385 /*
5386 * The Zoned field will only be set for
5387 * Drive Managed and Host Aware drives. If
5388 * they are Host Managed, the device type
5389 * in the standard INQUIRY data should be
5390 * set to T_ZBC_HM (0x14).
5391 */
5392 if ((bdc->flags & SVPD_ZBC_MASK) ==
5393 SVPD_HAW_ZBC) {
5394 softc->zone_mode = DA_ZONE_HOST_AWARE;
5395 softc->zone_interface = (ata_proto) ?
5396 DA_ZONE_IF_ATA_SAT : DA_ZONE_IF_SCSI;
5397 } else if ((bdc->flags & SVPD_ZBC_MASK) ==
5398 SVPD_DM_ZBC) {
5399 softc->zone_mode =DA_ZONE_DRIVE_MANAGED;
5400 softc->zone_interface = (ata_proto) ?
5401 DA_ZONE_IF_ATA_SAT : DA_ZONE_IF_SCSI;
5402 } else if ((bdc->flags & SVPD_ZBC_MASK) !=
5403 SVPD_ZBC_NR) {
5404 xpt_print(periph->path, "Unknown zoned type %#x",
5405 bdc->flags & SVPD_ZBC_MASK);
5406 }
5407 }
5408 } else {
5409 int error;
5410 error = daerror(done_ccb, CAM_RETRY_SELTO,
5411 SF_RETRY_UA|SF_NO_PRINT);
5412 if (error == ERESTART)
5413 return;
5414 else if (error != 0) {
5415 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5416 /* Don't wedge this device's queue */
5417 cam_release_devq(done_ccb->ccb_h.path,
5418 /*relsim_flags*/0,
5419 /*reduction*/0,
5420 /*timeout*/0,
5421 /*getcount_only*/0);
5422 }
5423 }
5424 }
5425
5426 free(bdc, M_SCSIDA);
5427 softc->state = DA_STATE_PROBE_ATA;
5428 xpt_release_ccb(done_ccb);
5429 xpt_schedule(periph, priority);
5430 return;
5431 }
5432
5433 static void
dadone_probecache(struct cam_periph * periph,union ccb * done_ccb)5434 dadone_probecache(struct cam_periph *periph, union ccb *done_ccb)
5435 {
5436 struct da_softc *softc;
5437 struct ccb_scsiio *csio;
5438 uint32_t priority;
5439 struct scsi_mode_header_6 *sense_hdr;
5440 struct scsi_caching_page *cache_page;
5441
5442 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probecache\n"));
5443
5444 softc = (struct da_softc *)periph->softc;
5445 priority = done_ccb->ccb_h.pinfo.priority;
5446 csio = &done_ccb->csio;
5447 sense_hdr = (struct scsi_mode_header_6 *)csio->data_ptr;
5448 cache_page = (struct scsi_caching_page *)(csio->data_ptr +
5449 sizeof(struct scsi_mode_header_6) + sense_hdr->blk_desc_len);
5450
5451 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5452 /*
5453 * Sanity check different fields of the data. We make sure
5454 * there's enough data, in total, and that the page part of the
5455 * data is long enough and that the page number is correct. Some
5456 * devices will return sense data as if we'd requested page 0x3f
5457 * always, for exmaple, and those devices can't be trusted
5458 * (which is why we don't walk the list of pages or try to
5459 * request a bigger buffer). The devices that have problems are
5460 * typically cheap USB thumb drives.
5461 */
5462 if (sense_hdr->data_length + 1 <
5463 sense_hdr->blk_desc_len + sizeof(*cache_page)) {
5464 xpt_print(done_ccb->ccb_h.path,
5465 "CACHE PAGE TOO SHORT data len %d desc len %d\n",
5466 sense_hdr->data_length,
5467 sense_hdr->blk_desc_len);
5468 goto bad;
5469 }
5470 if ((cache_page->page_code & ~SMS_PAGE_CTRL_MASK) !=
5471 SMS_CACHE_PAGE) {
5472 xpt_print(done_ccb->ccb_h.path,
5473 "Bad cache page %#x\n",
5474 cache_page->page_code);
5475 goto bad;
5476 }
5477 if (cache_page->page_length != sizeof(*cache_page) -
5478 offsetof(struct scsi_caching_page, flags1)) {
5479 xpt_print(done_ccb->ccb_h.path,
5480 "CACHE PAGE length bogus %#x\n",
5481 cache_page->page_length);
5482 goto bad;
5483 }
5484 /*
5485 * If there's a block descritor header, we could save the block
5486 * count to compare later against READ CAPACITY or READ CAPACITY
5487 * (16), but the same devices that get those wrongs often don't
5488 * provide a block descritptor header to store away for later.
5489 */
5490
5491 /*
5492 * Warn about aparently unsafe quirking. A couple of
5493 * my USB sticks have WCE enabled, but some quirk somewhere
5494 * disables the necessary SYCHRONIZE CACHE ops.
5495 */
5496 if (softc->quirks & DA_Q_NO_SYNC_CACHE &&
5497 cache_page->flags1 & SCP_WCE)
5498 xpt_print(done_ccb->ccb_h.path,
5499 "Devices quirked NO_SYNC_CACHE, but WCE=1 enabling write cache.\n");
5500 } else {
5501 int error, error_code, sense_key, asc, ascq;
5502 bool mark_bad;
5503
5504 /*
5505 * Three types of errors observed here:
5506 * 24h/00h DZTPROMAEBKVF INVALID FIELD IN CDB
5507 * 26h/00h DZTPROMAEBKVF INVALID FIELD IN PARAMETER LIST
5508 * 3Ah/00h DZT ROM BK MEDIUM NOT PRESENT
5509 *
5510 * The first two are legit ways of saying page 8 doesn't exist
5511 * and set the NO_SYNC_CACHE quirk. The third is a null result:
5512 * At least some devices that report this when a slot is empty
5513 * none-the-less have working SYNCHRONIZE CACHE. Take our
5514 * chances and refrain from setting the quirk. The one device I
5515 * have that does this, but doesn't support the command doesn't
5516 * hang on the command either. I conjecture that the exact card
5517 * that's inserted will determine if SYNC is supported which
5518 * would make repeated probings hard.
5519 */
5520 mark_bad = true;
5521 if (scsi_extract_sense_ccb(done_ccb, &error_code, &sense_key,
5522 &asc, &ascq)) {
5523 if (sense_key == SSD_KEY_NOT_READY && asc == 0x3a)
5524 mark_bad = false;
5525 }
5526 error = daerror(done_ccb, CAM_RETRY_SELTO, SF_RETRY_UA | SF_NO_PRINT);
5527 if (error == ERESTART) {
5528 return;
5529 } else if (error != 0) {
5530 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5531 /* Don't wedge this device's queue */
5532 cam_release_devq(done_ccb->ccb_h.path,
5533 /*relsim_flags*/0,
5534 /*reduction*/0,
5535 /*timeout*/0,
5536 /*getcount_only*/0);
5537 }
5538 }
5539 xpt_print(done_ccb->ccb_h.path,
5540 "MODE SENSE for CACHE page command failed.\n");
5541
5542 /*
5543 * There's no cache page, the command wasn't
5544 * supported, retries failed or the data returned was
5545 * junk. Any one of these reasons is enough to
5546 * conclude that the drive doesn't support caching, so
5547 * SYNCHRONIZE CACHE isn't needed and may hang the
5548 * drive!
5549 */
5550 if (mark_bad) {
5551 bad:
5552 xpt_print(done_ccb->ccb_h.path,
5553 "Mode page 8 missing, disabling SYNCHRONIZE CACHE\n");
5554 if (softc->quirks & DA_Q_NO_SYNC_CACHE)
5555 xpt_print(done_ccb->ccb_h.path,
5556 "Devices already quirked for NO_SYNC_CACHE, maybe remove quirk table\n");
5557 softc->quirks |= DA_Q_NO_SYNC_CACHE;
5558 softc->disk->d_flags &= ~DISKFLAG_CANFLUSHCACHE;
5559 }
5560 }
5561 free(sense_hdr, M_SCSIDA);
5562
5563 /* Ensure re-probe doesn't see old delete. */
5564 softc->delete_available = 0;
5565 dadeleteflag(softc, DA_DELETE_ZERO, 1);
5566 if ((softc->flags & DA_FLAG_LBP) != 0) {
5567 /*
5568 * Based on older SBC-3 spec revisions
5569 * any of the UNMAP methods "may" be
5570 * available via LBP given this flag so
5571 * we flag all of them as available and
5572 * then remove those which further
5573 * probes confirm aren't available
5574 * later.
5575 *
5576 * We could also check readcap(16) p_type
5577 * flag to exclude one or more invalid
5578 * write same (X) types here
5579 */
5580 dadeleteflag(softc, DA_DELETE_WS16, 1);
5581 dadeleteflag(softc, DA_DELETE_WS10, 1);
5582 dadeleteflag(softc, DA_DELETE_UNMAP, 1);
5583
5584 softc->state = DA_STATE_PROBE_LBP;
5585 } else {
5586 softc->state = DA_STATE_PROBE_BDC;
5587 }
5588 xpt_release_ccb(done_ccb);
5589 xpt_schedule(periph, priority);
5590 return;
5591 }
5592
5593 static void
dadone_probeata(struct cam_periph * periph,union ccb * done_ccb)5594 dadone_probeata(struct cam_periph *periph, union ccb *done_ccb)
5595 {
5596 struct ata_params *ata_params;
5597 struct ccb_scsiio *csio;
5598 struct da_softc *softc;
5599 uint32_t priority;
5600 int continue_probe;
5601 int error;
5602
5603 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeata\n"));
5604
5605 softc = (struct da_softc *)periph->softc;
5606 priority = done_ccb->ccb_h.pinfo.priority;
5607 csio = &done_ccb->csio;
5608 ata_params = (struct ata_params *)csio->data_ptr;
5609 continue_probe = 0;
5610 error = 0;
5611
5612 cam_periph_assert(periph, MA_OWNED);
5613
5614 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5615 uint16_t old_rate;
5616
5617 ata_param_fixup(ata_params);
5618 if (ata_params->support_dsm & ATA_SUPPORT_DSM_TRIM &&
5619 (softc->quirks & DA_Q_NO_UNMAP) == 0) {
5620 dadeleteflag(softc, DA_DELETE_ATA_TRIM, 1);
5621 if (ata_params->max_dsm_blocks != 0)
5622 softc->trim_max_ranges = min(
5623 softc->trim_max_ranges,
5624 ata_params->max_dsm_blocks *
5625 ATA_DSM_BLK_RANGES);
5626 }
5627 /*
5628 * Disable queue sorting for non-rotational media
5629 * by default.
5630 */
5631 old_rate = softc->disk->d_rotation_rate;
5632 softc->disk->d_rotation_rate = ata_params->media_rotation_rate;
5633 if (softc->disk->d_rotation_rate == ATA_RATE_NON_ROTATING) {
5634 cam_iosched_set_sort_queue(softc->cam_iosched, 0);
5635 softc->flags &= ~DA_FLAG_ROTATING;
5636 }
5637 if (softc->disk->d_rotation_rate != old_rate) {
5638 disk_attr_changed(softc->disk,
5639 "GEOM::rotation_rate", M_NOWAIT);
5640 }
5641
5642 cam_periph_assert(periph, MA_OWNED);
5643 if (ata_params->capabilities1 & ATA_SUPPORT_DMA)
5644 softc->flags |= DA_FLAG_CAN_ATA_DMA;
5645
5646 if (ata_params->support.extension & ATA_SUPPORT_GENLOG)
5647 softc->flags |= DA_FLAG_CAN_ATA_LOG;
5648
5649 /*
5650 * At this point, if we have a SATA host aware drive,
5651 * we communicate via ATA passthrough unless the
5652 * SAT layer supports ZBC -> ZAC translation. In
5653 * that case,
5654 *
5655 * XXX KDM figure out how to detect a host managed
5656 * SATA drive.
5657 */
5658 if (softc->zone_mode == DA_ZONE_NONE) {
5659 /*
5660 * Note that we don't override the zone
5661 * mode or interface if it has already been
5662 * set. This is because it has either been
5663 * set as a quirk, or when we probed the
5664 * SCSI Block Device Characteristics page,
5665 * the zoned field was set. The latter
5666 * means that the SAT layer supports ZBC to
5667 * ZAC translation, and we would prefer to
5668 * use that if it is available.
5669 */
5670 if ((ata_params->support3 &
5671 ATA_SUPPORT_ZONE_MASK) ==
5672 ATA_SUPPORT_ZONE_HOST_AWARE) {
5673 softc->zone_mode = DA_ZONE_HOST_AWARE;
5674 softc->zone_interface =
5675 DA_ZONE_IF_ATA_PASS;
5676 } else if ((ata_params->support3 &
5677 ATA_SUPPORT_ZONE_MASK) ==
5678 ATA_SUPPORT_ZONE_DEV_MANAGED) {
5679 softc->zone_mode =DA_ZONE_DRIVE_MANAGED;
5680 softc->zone_interface = DA_ZONE_IF_ATA_PASS;
5681 }
5682 }
5683
5684 } else {
5685 error = daerror(done_ccb, CAM_RETRY_SELTO,
5686 SF_RETRY_UA|SF_NO_PRINT);
5687 if (error == ERESTART)
5688 return;
5689 else if (error != 0) {
5690 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5691 /* Don't wedge this device's queue */
5692 cam_release_devq(done_ccb->ccb_h.path,
5693 /*relsim_flags*/0,
5694 /*reduction*/0,
5695 /*timeout*/0,
5696 /*getcount_only*/0);
5697 }
5698 }
5699 }
5700
5701 if ((softc->zone_mode == DA_ZONE_HOST_AWARE)
5702 || (softc->zone_mode == DA_ZONE_HOST_MANAGED)) {
5703 /*
5704 * If the ATA IDENTIFY failed, we could be talking
5705 * to a SCSI drive, although that seems unlikely,
5706 * since the drive did report that it supported the
5707 * ATA Information VPD page. If the ATA IDENTIFY
5708 * succeeded, and the SAT layer doesn't support
5709 * ZBC -> ZAC translation, continue on to get the
5710 * directory of ATA logs, and complete the rest of
5711 * the ZAC probe. If the SAT layer does support
5712 * ZBC -> ZAC translation, we want to use that,
5713 * and we'll probe the SCSI Zoned Block Device
5714 * Characteristics VPD page next.
5715 */
5716 if ((error == 0)
5717 && (softc->flags & DA_FLAG_CAN_ATA_LOG)
5718 && (softc->zone_interface == DA_ZONE_IF_ATA_PASS))
5719 softc->state = DA_STATE_PROBE_ATA_LOGDIR;
5720 else
5721 softc->state = DA_STATE_PROBE_ZONE;
5722 continue_probe = 1;
5723 }
5724 if (continue_probe != 0) {
5725 xpt_schedule(periph, priority);
5726 xpt_release_ccb(done_ccb);
5727 return;
5728 } else
5729 daprobedone(periph, done_ccb);
5730 return;
5731 }
5732
5733 static void
dadone_probeatalogdir(struct cam_periph * periph,union ccb * done_ccb)5734 dadone_probeatalogdir(struct cam_periph *periph, union ccb *done_ccb)
5735 {
5736 struct da_softc *softc;
5737 struct ccb_scsiio *csio;
5738 uint32_t priority;
5739 int error;
5740
5741 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeatalogdir\n"));
5742
5743 softc = (struct da_softc *)periph->softc;
5744 priority = done_ccb->ccb_h.pinfo.priority;
5745 csio = &done_ccb->csio;
5746
5747 cam_periph_assert(periph, MA_OWNED);
5748 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5749 error = 0;
5750 softc->valid_logdir_len = 0;
5751 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir));
5752 softc->valid_logdir_len = csio->dxfer_len - csio->resid;
5753 if (softc->valid_logdir_len > 0)
5754 bcopy(csio->data_ptr, &softc->ata_logdir,
5755 min(softc->valid_logdir_len,
5756 sizeof(softc->ata_logdir)));
5757 /*
5758 * Figure out whether the Identify Device log is
5759 * supported. The General Purpose log directory
5760 * has a header, and lists the number of pages
5761 * available for each GP log identified by the
5762 * offset into the list.
5763 */
5764 if ((softc->valid_logdir_len >=
5765 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t)))
5766 && (le16dec(softc->ata_logdir.header) ==
5767 ATA_GP_LOG_DIR_VERSION)
5768 && (le16dec(&softc->ata_logdir.num_pages[
5769 (ATA_IDENTIFY_DATA_LOG *
5770 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){
5771 softc->flags |= DA_FLAG_CAN_ATA_IDLOG;
5772 } else {
5773 softc->flags &= ~DA_FLAG_CAN_ATA_IDLOG;
5774 }
5775 } else {
5776 error = daerror(done_ccb, CAM_RETRY_SELTO,
5777 SF_RETRY_UA|SF_NO_PRINT);
5778 if (error == ERESTART)
5779 return;
5780 else if (error != 0) {
5781 /*
5782 * If we can't get the ATA log directory,
5783 * then ATA logs are effectively not
5784 * supported even if the bit is set in the
5785 * identify data.
5786 */
5787 softc->flags &= ~(DA_FLAG_CAN_ATA_LOG |
5788 DA_FLAG_CAN_ATA_IDLOG);
5789 if ((done_ccb->ccb_h.status &
5790 CAM_DEV_QFRZN) != 0) {
5791 /* Don't wedge this device's queue */
5792 cam_release_devq(done_ccb->ccb_h.path,
5793 /*relsim_flags*/0,
5794 /*reduction*/0,
5795 /*timeout*/0,
5796 /*getcount_only*/0);
5797 }
5798 }
5799 }
5800
5801 free(csio->data_ptr, M_SCSIDA);
5802
5803 if ((error == 0)
5804 && (softc->flags & DA_FLAG_CAN_ATA_IDLOG)) {
5805 softc->state = DA_STATE_PROBE_ATA_IDDIR;
5806 xpt_release_ccb(done_ccb);
5807 xpt_schedule(periph, priority);
5808 return;
5809 }
5810 daprobedone(periph, done_ccb);
5811 return;
5812 }
5813
5814 static void
dadone_probeataiddir(struct cam_periph * periph,union ccb * done_ccb)5815 dadone_probeataiddir(struct cam_periph *periph, union ccb *done_ccb)
5816 {
5817 struct da_softc *softc;
5818 struct ccb_scsiio *csio;
5819 uint32_t priority;
5820 int error;
5821
5822 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeataiddir\n"));
5823
5824 softc = (struct da_softc *)periph->softc;
5825 priority = done_ccb->ccb_h.pinfo.priority;
5826 csio = &done_ccb->csio;
5827
5828 cam_periph_assert(periph, MA_OWNED);
5829
5830 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5831 off_t entries_offset, max_entries;
5832 error = 0;
5833
5834 softc->valid_iddir_len = 0;
5835 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir));
5836 softc->flags &= ~(DA_FLAG_CAN_ATA_SUPCAP |
5837 DA_FLAG_CAN_ATA_ZONE);
5838 softc->valid_iddir_len = csio->dxfer_len - csio->resid;
5839 if (softc->valid_iddir_len > 0)
5840 bcopy(csio->data_ptr, &softc->ata_iddir,
5841 min(softc->valid_iddir_len,
5842 sizeof(softc->ata_iddir)));
5843
5844 entries_offset =
5845 __offsetof(struct ata_identify_log_pages,entries);
5846 max_entries = softc->valid_iddir_len - entries_offset;
5847 if ((softc->valid_iddir_len > (entries_offset + 1))
5848 && (le64dec(softc->ata_iddir.header) == ATA_IDLOG_REVISION)
5849 && (softc->ata_iddir.entry_count > 0)) {
5850 int num_entries, i;
5851
5852 num_entries = softc->ata_iddir.entry_count;
5853 num_entries = min(num_entries,
5854 softc->valid_iddir_len - entries_offset);
5855 for (i = 0; i < num_entries && i < max_entries; i++) {
5856 if (softc->ata_iddir.entries[i] ==
5857 ATA_IDL_SUP_CAP)
5858 softc->flags |= DA_FLAG_CAN_ATA_SUPCAP;
5859 else if (softc->ata_iddir.entries[i] ==
5860 ATA_IDL_ZDI)
5861 softc->flags |= DA_FLAG_CAN_ATA_ZONE;
5862
5863 if ((softc->flags & DA_FLAG_CAN_ATA_SUPCAP)
5864 && (softc->flags & DA_FLAG_CAN_ATA_ZONE))
5865 break;
5866 }
5867 }
5868 } else {
5869 error = daerror(done_ccb, CAM_RETRY_SELTO,
5870 SF_RETRY_UA|SF_NO_PRINT);
5871 if (error == ERESTART)
5872 return;
5873 else if (error != 0) {
5874 /*
5875 * If we can't get the ATA Identify Data log
5876 * directory, then it effectively isn't
5877 * supported even if the ATA Log directory
5878 * a non-zero number of pages present for
5879 * this log.
5880 */
5881 softc->flags &= ~DA_FLAG_CAN_ATA_IDLOG;
5882 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5883 /* Don't wedge this device's queue */
5884 cam_release_devq(done_ccb->ccb_h.path,
5885 /*relsim_flags*/0,
5886 /*reduction*/0,
5887 /*timeout*/0,
5888 /*getcount_only*/0);
5889 }
5890 }
5891 }
5892
5893 free(csio->data_ptr, M_SCSIDA);
5894
5895 if ((error == 0) && (softc->flags & DA_FLAG_CAN_ATA_SUPCAP)) {
5896 softc->state = DA_STATE_PROBE_ATA_SUP;
5897 xpt_release_ccb(done_ccb);
5898 xpt_schedule(periph, priority);
5899 return;
5900 }
5901 daprobedone(periph, done_ccb);
5902 return;
5903 }
5904
5905 static void
dadone_probeatasup(struct cam_periph * periph,union ccb * done_ccb)5906 dadone_probeatasup(struct cam_periph *periph, union ccb *done_ccb)
5907 {
5908 struct da_softc *softc;
5909 struct ccb_scsiio *csio;
5910 uint32_t priority;
5911 int error;
5912
5913 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeatasup\n"));
5914
5915 softc = (struct da_softc *)periph->softc;
5916 priority = done_ccb->ccb_h.pinfo.priority;
5917 csio = &done_ccb->csio;
5918
5919 cam_periph_assert(periph, MA_OWNED);
5920
5921 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5922 uint32_t valid_len;
5923 size_t needed_size;
5924 struct ata_identify_log_sup_cap *sup_cap;
5925 error = 0;
5926
5927 sup_cap = (struct ata_identify_log_sup_cap *)csio->data_ptr;
5928 valid_len = csio->dxfer_len - csio->resid;
5929 needed_size = __offsetof(struct ata_identify_log_sup_cap,
5930 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap);
5931 if (valid_len >= needed_size) {
5932 uint64_t zoned, zac_cap;
5933
5934 zoned = le64dec(sup_cap->zoned_cap);
5935 if (zoned & ATA_ZONED_VALID) {
5936 /*
5937 * This should have already been
5938 * set, because this is also in the
5939 * ATA identify data.
5940 */
5941 if ((zoned & ATA_ZONED_MASK) ==
5942 ATA_SUPPORT_ZONE_HOST_AWARE)
5943 softc->zone_mode = DA_ZONE_HOST_AWARE;
5944 else if ((zoned & ATA_ZONED_MASK) ==
5945 ATA_SUPPORT_ZONE_DEV_MANAGED)
5946 softc->zone_mode =
5947 DA_ZONE_DRIVE_MANAGED;
5948 }
5949
5950 zac_cap = le64dec(sup_cap->sup_zac_cap);
5951 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) {
5952 if (zac_cap & ATA_REPORT_ZONES_SUP)
5953 softc->zone_flags |=
5954 DA_ZONE_FLAG_RZ_SUP;
5955 if (zac_cap & ATA_ND_OPEN_ZONE_SUP)
5956 softc->zone_flags |=
5957 DA_ZONE_FLAG_OPEN_SUP;
5958 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP)
5959 softc->zone_flags |=
5960 DA_ZONE_FLAG_CLOSE_SUP;
5961 if (zac_cap & ATA_ND_FINISH_ZONE_SUP)
5962 softc->zone_flags |=
5963 DA_ZONE_FLAG_FINISH_SUP;
5964 if (zac_cap & ATA_ND_RWP_SUP)
5965 softc->zone_flags |=
5966 DA_ZONE_FLAG_RWP_SUP;
5967 } else {
5968 /*
5969 * This field was introduced in
5970 * ACS-4, r08 on April 28th, 2015.
5971 * If the drive firmware was written
5972 * to an earlier spec, it won't have
5973 * the field. So, assume all
5974 * commands are supported.
5975 */
5976 softc->zone_flags |= DA_ZONE_FLAG_SUP_MASK;
5977 }
5978 }
5979 } else {
5980 error = daerror(done_ccb, CAM_RETRY_SELTO,
5981 SF_RETRY_UA|SF_NO_PRINT);
5982 if (error == ERESTART)
5983 return;
5984 else if (error != 0) {
5985 /*
5986 * If we can't get the ATA Identify Data
5987 * Supported Capabilities page, clear the
5988 * flag...
5989 */
5990 softc->flags &= ~DA_FLAG_CAN_ATA_SUPCAP;
5991 /*
5992 * And clear zone capabilities.
5993 */
5994 softc->zone_flags &= ~DA_ZONE_FLAG_SUP_MASK;
5995 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5996 /* Don't wedge this device's queue */
5997 cam_release_devq(done_ccb->ccb_h.path,
5998 /*relsim_flags*/0,
5999 /*reduction*/0,
6000 /*timeout*/0,
6001 /*getcount_only*/0);
6002 }
6003 }
6004 }
6005
6006 free(csio->data_ptr, M_SCSIDA);
6007
6008 if ((error == 0) && (softc->flags & DA_FLAG_CAN_ATA_ZONE)) {
6009 softc->state = DA_STATE_PROBE_ATA_ZONE;
6010 xpt_release_ccb(done_ccb);
6011 xpt_schedule(periph, priority);
6012 return;
6013 }
6014 daprobedone(periph, done_ccb);
6015 return;
6016 }
6017
6018 static void
dadone_probeatazone(struct cam_periph * periph,union ccb * done_ccb)6019 dadone_probeatazone(struct cam_periph *periph, union ccb *done_ccb)
6020 {
6021 struct da_softc *softc;
6022 struct ccb_scsiio *csio;
6023 int error;
6024
6025 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeatazone\n"));
6026
6027 softc = (struct da_softc *)periph->softc;
6028 csio = &done_ccb->csio;
6029
6030 cam_periph_assert(periph, MA_OWNED);
6031
6032 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
6033 struct ata_zoned_info_log *zi_log;
6034 uint32_t valid_len;
6035 size_t needed_size;
6036
6037 zi_log = (struct ata_zoned_info_log *)csio->data_ptr;
6038
6039 valid_len = csio->dxfer_len - csio->resid;
6040 needed_size = __offsetof(struct ata_zoned_info_log,
6041 version_info) + 1 + sizeof(zi_log->version_info);
6042 if (valid_len >= needed_size) {
6043 uint64_t tmpvar;
6044
6045 tmpvar = le64dec(zi_log->zoned_cap);
6046 if (tmpvar & ATA_ZDI_CAP_VALID) {
6047 if (tmpvar & ATA_ZDI_CAP_URSWRZ)
6048 softc->zone_flags |=
6049 DA_ZONE_FLAG_URSWRZ;
6050 else
6051 softc->zone_flags &=
6052 ~DA_ZONE_FLAG_URSWRZ;
6053 }
6054 tmpvar = le64dec(zi_log->optimal_seq_zones);
6055 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) {
6056 softc->zone_flags |= DA_ZONE_FLAG_OPT_SEQ_SET;
6057 softc->optimal_seq_zones = (tmpvar &
6058 ATA_ZDI_OPT_SEQ_MASK);
6059 } else {
6060 softc->zone_flags &= ~DA_ZONE_FLAG_OPT_SEQ_SET;
6061 softc->optimal_seq_zones = 0;
6062 }
6063
6064 tmpvar =le64dec(zi_log->optimal_nonseq_zones);
6065 if (tmpvar & ATA_ZDI_OPT_NS_VALID) {
6066 softc->zone_flags |=
6067 DA_ZONE_FLAG_OPT_NONSEQ_SET;
6068 softc->optimal_nonseq_zones =
6069 (tmpvar & ATA_ZDI_OPT_NS_MASK);
6070 } else {
6071 softc->zone_flags &=
6072 ~DA_ZONE_FLAG_OPT_NONSEQ_SET;
6073 softc->optimal_nonseq_zones = 0;
6074 }
6075
6076 tmpvar = le64dec(zi_log->max_seq_req_zones);
6077 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) {
6078 softc->zone_flags |= DA_ZONE_FLAG_MAX_SEQ_SET;
6079 softc->max_seq_zones =
6080 (tmpvar & ATA_ZDI_MAX_SEQ_MASK);
6081 } else {
6082 softc->zone_flags &= ~DA_ZONE_FLAG_MAX_SEQ_SET;
6083 softc->max_seq_zones = 0;
6084 }
6085 }
6086 } else {
6087 error = daerror(done_ccb, CAM_RETRY_SELTO,
6088 SF_RETRY_UA|SF_NO_PRINT);
6089 if (error == ERESTART)
6090 return;
6091 else if (error != 0) {
6092 softc->flags &= ~DA_FLAG_CAN_ATA_ZONE;
6093 softc->flags &= ~DA_ZONE_FLAG_SET_MASK;
6094
6095 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
6096 /* Don't wedge this device's queue */
6097 cam_release_devq(done_ccb->ccb_h.path,
6098 /*relsim_flags*/0,
6099 /*reduction*/0,
6100 /*timeout*/0,
6101 /*getcount_only*/0);
6102 }
6103 }
6104 }
6105
6106 free(csio->data_ptr, M_SCSIDA);
6107
6108 daprobedone(periph, done_ccb);
6109 return;
6110 }
6111
6112 static void
dadone_probezone(struct cam_periph * periph,union ccb * done_ccb)6113 dadone_probezone(struct cam_periph *periph, union ccb *done_ccb)
6114 {
6115 struct da_softc *softc;
6116 struct ccb_scsiio *csio;
6117 int error;
6118
6119 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probezone\n"));
6120
6121 softc = (struct da_softc *)periph->softc;
6122 csio = &done_ccb->csio;
6123
6124 cam_periph_assert(periph, MA_OWNED);
6125
6126 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
6127 uint32_t valid_len;
6128 size_t needed_len;
6129 struct scsi_vpd_zoned_bdc *zoned_bdc;
6130
6131 error = 0;
6132 zoned_bdc = (struct scsi_vpd_zoned_bdc *)csio->data_ptr;
6133 valid_len = csio->dxfer_len - csio->resid;
6134 needed_len = __offsetof(struct scsi_vpd_zoned_bdc,
6135 max_seq_req_zones) + 1 +
6136 sizeof(zoned_bdc->max_seq_req_zones);
6137 if ((valid_len >= needed_len)
6138 && (scsi_2btoul(zoned_bdc->page_length) >= SVPD_ZBDC_PL)) {
6139 if (zoned_bdc->flags & SVPD_ZBDC_URSWRZ)
6140 softc->zone_flags |= DA_ZONE_FLAG_URSWRZ;
6141 else
6142 softc->zone_flags &= ~DA_ZONE_FLAG_URSWRZ;
6143 softc->optimal_seq_zones =
6144 scsi_4btoul(zoned_bdc->optimal_seq_zones);
6145 softc->zone_flags |= DA_ZONE_FLAG_OPT_SEQ_SET;
6146 softc->optimal_nonseq_zones = scsi_4btoul(
6147 zoned_bdc->optimal_nonseq_zones);
6148 softc->zone_flags |= DA_ZONE_FLAG_OPT_NONSEQ_SET;
6149 softc->max_seq_zones =
6150 scsi_4btoul(zoned_bdc->max_seq_req_zones);
6151 softc->zone_flags |= DA_ZONE_FLAG_MAX_SEQ_SET;
6152 }
6153 /*
6154 * All of the zone commands are mandatory for SCSI
6155 * devices.
6156 *
6157 * XXX KDM this is valid as of September 2015.
6158 * Re-check this assumption once the SAT spec is
6159 * updated to support SCSI ZBC to ATA ZAC mapping.
6160 * Since ATA allows zone commands to be reported
6161 * as supported or not, this may not necessarily
6162 * be true for an ATA device behind a SAT (SCSI to
6163 * ATA Translation) layer.
6164 */
6165 softc->zone_flags |= DA_ZONE_FLAG_SUP_MASK;
6166 } else {
6167 error = daerror(done_ccb, CAM_RETRY_SELTO,
6168 SF_RETRY_UA|SF_NO_PRINT);
6169 if (error == ERESTART)
6170 return;
6171 else if (error != 0) {
6172 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
6173 /* Don't wedge this device's queue */
6174 cam_release_devq(done_ccb->ccb_h.path,
6175 /*relsim_flags*/0,
6176 /*reduction*/0,
6177 /*timeout*/0,
6178 /*getcount_only*/0);
6179 }
6180 }
6181 }
6182
6183 free(csio->data_ptr, M_SCSIDA);
6184
6185 daprobedone(periph, done_ccb);
6186 return;
6187 }
6188
6189 static void
dadone_tur(struct cam_periph * periph,union ccb * done_ccb)6190 dadone_tur(struct cam_periph *periph, union ccb *done_ccb)
6191 {
6192 struct da_softc *softc;
6193
6194 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_tur\n"));
6195
6196 softc = (struct da_softc *)periph->softc;
6197
6198 cam_periph_assert(periph, MA_OWNED);
6199
6200 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
6201 if (daerror(done_ccb, CAM_RETRY_SELTO,
6202 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) == ERESTART)
6203 return; /* Will complete again, keep reference */
6204 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
6205 cam_release_devq(done_ccb->ccb_h.path,
6206 /*relsim_flags*/0,
6207 /*reduction*/0,
6208 /*timeout*/0,
6209 /*getcount_only*/0);
6210 }
6211 softc->flags &= ~DA_FLAG_TUR_PENDING;
6212 xpt_release_ccb(done_ccb);
6213 da_periph_release_locked(periph, DA_REF_TUR);
6214 return;
6215 }
6216
6217 static void
dareprobe(struct cam_periph * periph)6218 dareprobe(struct cam_periph *periph)
6219 {
6220 struct da_softc *softc;
6221 int status __diagused;
6222
6223 softc = (struct da_softc *)periph->softc;
6224
6225 cam_periph_assert(periph, MA_OWNED);
6226
6227 /* Probe in progress; don't interfere. */
6228 if (softc->state != DA_STATE_NORMAL)
6229 return;
6230
6231 status = da_periph_acquire(periph, DA_REF_REPROBE);
6232 KASSERT(status == 0, ("dareprobe: cam_periph_acquire failed"));
6233
6234 softc->state = DA_STATE_PROBE_WP;
6235 xpt_schedule(periph, CAM_PRIORITY_DEV);
6236 }
6237
6238 static int
daerror(union ccb * ccb,uint32_t cam_flags,uint32_t sense_flags)6239 daerror(union ccb *ccb, uint32_t cam_flags, uint32_t sense_flags)
6240 {
6241 struct da_softc *softc;
6242 struct cam_periph *periph;
6243 int error, error_code, sense_key, asc, ascq;
6244
6245 #if defined(BUF_TRACKING) || defined(FULL_BUF_TRACKING)
6246 if (ccb->csio.bio != NULL)
6247 biotrack(ccb->csio.bio, __func__);
6248 #endif
6249
6250 periph = xpt_path_periph(ccb->ccb_h.path);
6251 softc = (struct da_softc *)periph->softc;
6252
6253 cam_periph_assert(periph, MA_OWNED);
6254
6255 /*
6256 * Automatically detect devices that do not support
6257 * READ(6)/WRITE(6) and upgrade to using 10 byte cdbs.
6258 */
6259 error = 0;
6260 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) {
6261 error = cmd6workaround(ccb);
6262 } else if (scsi_extract_sense_ccb(ccb,
6263 &error_code, &sense_key, &asc, &ascq)) {
6264 if (sense_key == SSD_KEY_ILLEGAL_REQUEST)
6265 error = cmd6workaround(ccb);
6266 /*
6267 * If the target replied with CAPACITY DATA HAS CHANGED UA,
6268 * query the capacity and notify upper layers.
6269 */
6270 else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
6271 asc == 0x2A && ascq == 0x09) {
6272 /* 2a/9: CAPACITY DATA HAS CHANGED */
6273 xpt_print(periph->path, "Capacity data has changed\n");
6274 softc->flags &= ~DA_FLAG_PROBED;
6275 dareprobe(periph);
6276 sense_flags |= SF_NO_PRINT;
6277 } else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
6278 asc == 0x28 && ascq == 0x00) {
6279 /* 28/0: NOT READY TO READY CHANGE, MEDIUM MAY HAVE CHANGED */
6280 softc->flags &= ~DA_FLAG_PROBED;
6281 disk_media_changed(softc->disk, M_NOWAIT);
6282 /*
6283 * In an ideal world, we'd make sure that we have the
6284 * same medium mounted (if we'd seen one already) but
6285 * instead we don't invalidate the pack here and flag
6286 * below to retry the UAs. If we exhaust retries, then
6287 * we'll invalidate it in dadone for ENXIO errors (which
6288 * 28/0 will fail with eventually). Usually, retrying
6289 * just works and/or we get this before we've opened the
6290 * device (which clears the invalid flag).
6291 */
6292 } else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
6293 asc == 0x3F && ascq == 0x03) {
6294 /* 3f/3: INQUIRY DATA HAS CHANGED */
6295 xpt_print(periph->path, "INQUIRY data has changed\n");
6296 softc->flags &= ~DA_FLAG_PROBED;
6297 dareprobe(periph);
6298 sense_flags |= SF_NO_PRINT;
6299 } else if (sense_key == SSD_KEY_NOT_READY &&
6300 asc == 0x3a && (softc->flags & DA_FLAG_PACK_INVALID) == 0) {
6301 /* 3a/0: MEDIUM NOT PRESENT */
6302 /* 3a/1: MEDIUM NOT PRESENT - TRAY CLOSED */
6303 /* 3a/2: MEDIUM NOT PRESENT - TRAY OPEN */
6304 /* 3a/3: MEDIUM NOT PRESENT - LOADABLE */
6305 /* 3a/4: MEDIUM NOT PRESENT - MEDIUM AUXILIARY MEMORY ACCESSIBLE */
6306 softc->flags |= DA_FLAG_PACK_INVALID;
6307 disk_media_gone(softc->disk, M_NOWAIT);
6308 }
6309 }
6310 if (error == ERESTART)
6311 return (ERESTART);
6312
6313 #ifdef CAM_IO_STATS
6314 switch (ccb->ccb_h.status & CAM_STATUS_MASK) {
6315 case CAM_CMD_TIMEOUT:
6316 softc->timeouts++;
6317 break;
6318 case CAM_REQ_ABORTED:
6319 case CAM_REQ_CMP_ERR:
6320 case CAM_REQ_TERMIO:
6321 case CAM_UNREC_HBA_ERROR:
6322 case CAM_DATA_RUN_ERR:
6323 case CAM_SCSI_STATUS_ERROR:
6324 case CAM_ATA_STATUS_ERROR:
6325 softc->errors++;
6326 break;
6327 default:
6328 break;
6329 }
6330 #endif
6331
6332 /*
6333 * XXX
6334 * Until we have a better way of doing pack validation,
6335 * don't treat UAs as errors.
6336 */
6337 sense_flags |= SF_RETRY_UA;
6338
6339 if (softc->quirks & DA_Q_RETRY_BUSY)
6340 sense_flags |= SF_RETRY_BUSY;
6341 return(cam_periph_error(ccb, cam_flags, sense_flags));
6342 }
6343
6344 static void
damediapoll(void * arg)6345 damediapoll(void *arg)
6346 {
6347 struct cam_periph *periph = arg;
6348 struct da_softc *softc = periph->softc;
6349
6350 if (!cam_iosched_has_work_flags(softc->cam_iosched, DA_WORK_TUR) &&
6351 (softc->flags & DA_FLAG_TUR_PENDING) == 0 &&
6352 softc->state == DA_STATE_NORMAL &&
6353 LIST_EMPTY(&softc->pending_ccbs)) {
6354 if (da_periph_acquire(periph, DA_REF_TUR) == 0) {
6355 cam_iosched_set_work_flags(softc->cam_iosched, DA_WORK_TUR);
6356 daschedule(periph);
6357 }
6358 }
6359
6360 /* Queue us up again */
6361 if (da_poll_period != 0) {
6362 callout_schedule_sbt(&softc->mediapoll_c,
6363 da_poll_period * SBT_1S, 0, C_PREL(1));
6364 }
6365 }
6366
6367 static void
daprevent(struct cam_periph * periph,int action)6368 daprevent(struct cam_periph *periph, int action)
6369 {
6370 struct da_softc *softc;
6371 union ccb *ccb;
6372 int error;
6373
6374 cam_periph_assert(periph, MA_OWNED);
6375 softc = (struct da_softc *)periph->softc;
6376
6377 if (((action == PR_ALLOW)
6378 && (softc->flags & DA_FLAG_PACK_LOCKED) == 0)
6379 || ((action == PR_PREVENT)
6380 && (softc->flags & DA_FLAG_PACK_LOCKED) != 0)) {
6381 return;
6382 }
6383
6384 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
6385
6386 scsi_prevent(&ccb->csio,
6387 /*retries*/1,
6388 /*cbcfp*/NULL,
6389 MSG_SIMPLE_Q_TAG,
6390 action,
6391 SSD_FULL_SIZE,
6392 5000);
6393
6394 error = cam_periph_runccb(ccb, daerror, CAM_RETRY_SELTO,
6395 SF_RETRY_UA | SF_NO_PRINT, softc->disk->d_devstat);
6396
6397 if (error == 0) {
6398 if (action == PR_ALLOW)
6399 softc->flags &= ~DA_FLAG_PACK_LOCKED;
6400 else
6401 softc->flags |= DA_FLAG_PACK_LOCKED;
6402 }
6403
6404 xpt_release_ccb(ccb);
6405 }
6406
6407 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)6408 dasetgeom(struct cam_periph *periph, uint32_t block_len, uint64_t maxsector,
6409 struct scsi_read_capacity_data_long *rcaplong, size_t rcap_len)
6410 {
6411 struct ccb_calc_geometry ccg;
6412 struct da_softc *softc;
6413 struct disk_params *dp;
6414 u_int lbppbe, lalba;
6415 int error;
6416
6417 softc = (struct da_softc *)periph->softc;
6418
6419 dp = &softc->params;
6420 dp->secsize = block_len;
6421 dp->sectors = maxsector + 1;
6422 if (rcaplong != NULL) {
6423 lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE;
6424 lalba = scsi_2btoul(rcaplong->lalba_lbp);
6425 lalba &= SRC16_LALBA_A;
6426 if (rcaplong->prot & SRC16_PROT_EN)
6427 softc->p_type = ((rcaplong->prot & SRC16_P_TYPE) >>
6428 SRC16_P_TYPE_SHIFT) + 1;
6429 else
6430 softc->p_type = 0;
6431 } else {
6432 lbppbe = 0;
6433 lalba = 0;
6434 softc->p_type = 0;
6435 }
6436
6437 if (lbppbe > 0) {
6438 dp->stripesize = block_len << lbppbe;
6439 dp->stripeoffset = (dp->stripesize - block_len * lalba) %
6440 dp->stripesize;
6441 } else if (softc->quirks & DA_Q_4K) {
6442 dp->stripesize = 4096;
6443 dp->stripeoffset = 0;
6444 } else if (softc->unmap_gran != 0) {
6445 dp->stripesize = block_len * softc->unmap_gran;
6446 dp->stripeoffset = (dp->stripesize - block_len *
6447 softc->unmap_gran_align) % dp->stripesize;
6448 } else {
6449 dp->stripesize = 0;
6450 dp->stripeoffset = 0;
6451 }
6452 /*
6453 * Have the controller provide us with a geometry
6454 * for this disk. The only time the geometry
6455 * matters is when we boot and the controller
6456 * is the only one knowledgeable enough to come
6457 * up with something that will make this a bootable
6458 * device.
6459 */
6460 memset(&ccg, 0, sizeof(ccg));
6461 xpt_setup_ccb(&ccg.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
6462 ccg.ccb_h.func_code = XPT_CALC_GEOMETRY;
6463 ccg.block_size = dp->secsize;
6464 ccg.volume_size = dp->sectors;
6465 ccg.heads = 0;
6466 ccg.secs_per_track = 0;
6467 ccg.cylinders = 0;
6468 xpt_action((union ccb*)&ccg);
6469 if ((ccg.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
6470 /*
6471 * We don't know what went wrong here- but just pick
6472 * a geometry so we don't have nasty things like divide
6473 * by zero.
6474 */
6475 dp->heads = 255;
6476 dp->secs_per_track = 255;
6477 dp->cylinders = dp->sectors / (255 * 255);
6478 if (dp->cylinders == 0) {
6479 dp->cylinders = 1;
6480 }
6481 } else {
6482 dp->heads = ccg.heads;
6483 dp->secs_per_track = ccg.secs_per_track;
6484 dp->cylinders = ccg.cylinders;
6485 }
6486
6487 /*
6488 * If the user supplied a read capacity buffer, and if it is
6489 * different than the previous buffer, update the data in the EDT.
6490 * If it's the same, we don't bother. This avoids sending an
6491 * update every time someone opens this device.
6492 */
6493 if ((rcaplong != NULL)
6494 && (bcmp(rcaplong, &softc->rcaplong,
6495 min(sizeof(softc->rcaplong), rcap_len)) != 0)) {
6496 struct ccb_dev_advinfo cdai;
6497
6498 memset(&cdai, 0, sizeof(cdai));
6499 xpt_setup_ccb(&cdai.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
6500 cdai.ccb_h.func_code = XPT_DEV_ADVINFO;
6501 cdai.buftype = CDAI_TYPE_RCAPLONG;
6502 cdai.flags = CDAI_FLAG_STORE;
6503 cdai.bufsiz = rcap_len;
6504 cdai.buf = (uint8_t *)rcaplong;
6505 xpt_action((union ccb *)&cdai);
6506 if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0)
6507 cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE);
6508 if (cdai.ccb_h.status != CAM_REQ_CMP) {
6509 xpt_print(periph->path,
6510 "%s: failed to set read capacity advinfo\n",
6511 __func__);
6512 /* Use cam_error_print() to decode the status */
6513 cam_error_print((union ccb *)&cdai, CAM_ESF_CAM_STATUS,
6514 CAM_EPF_ALL);
6515 } else {
6516 bcopy(rcaplong, &softc->rcaplong,
6517 min(sizeof(softc->rcaplong), rcap_len));
6518 }
6519 }
6520
6521 softc->disk->d_sectorsize = softc->params.secsize;
6522 softc->disk->d_mediasize = softc->params.secsize * (off_t)softc->params.sectors;
6523 softc->disk->d_stripesize = softc->params.stripesize;
6524 softc->disk->d_stripeoffset = softc->params.stripeoffset;
6525 /* XXX: these are not actually "firmware" values, so they may be wrong */
6526 softc->disk->d_fwsectors = softc->params.secs_per_track;
6527 softc->disk->d_fwheads = softc->params.heads;
6528 softc->disk->d_devstat->block_size = softc->params.secsize;
6529 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE;
6530
6531 error = disk_resize(softc->disk, M_NOWAIT);
6532 if (error != 0)
6533 xpt_print(periph->path, "disk_resize(9) failed, error = %d\n", error);
6534 }
6535
6536 static void
dasendorderedtag(void * arg)6537 dasendorderedtag(void *arg)
6538 {
6539 struct cam_periph *periph = arg;
6540 struct da_softc *softc = periph->softc;
6541
6542 cam_periph_assert(periph, MA_OWNED);
6543 if (da_send_ordered) {
6544 if (!LIST_EMPTY(&softc->pending_ccbs)) {
6545 if ((softc->flags & DA_FLAG_WAS_OTAG) == 0)
6546 softc->flags |= DA_FLAG_NEED_OTAG;
6547 softc->flags &= ~DA_FLAG_WAS_OTAG;
6548 }
6549 }
6550
6551 /* Queue us up again */
6552 callout_schedule_sbt(&softc->sendordered_c,
6553 SBT_1S / DA_ORDEREDTAG_INTERVAL * da_default_timeout, 0,
6554 C_PREL(1));
6555 }
6556
6557 /*
6558 * Step through all DA peripheral drivers, and if the device is still open,
6559 * sync the disk cache to physical media.
6560 */
6561 static void
dashutdown(void * arg,int howto)6562 dashutdown(void * arg, int howto)
6563 {
6564 struct cam_periph *periph;
6565 struct da_softc *softc;
6566 union ccb *ccb;
6567 int error;
6568
6569 if ((howto & RB_NOSYNC) != 0)
6570 return;
6571
6572 CAM_PERIPH_FOREACH(periph, &dadriver) {
6573 softc = (struct da_softc *)periph->softc;
6574 if (SCHEDULER_STOPPED()) {
6575 /* If we paniced with the lock held, do not recurse. */
6576 if (!cam_periph_owned(periph) &&
6577 (softc->flags & DA_FLAG_OPEN)) {
6578 dadump(softc->disk, NULL, 0, 0);
6579 }
6580 continue;
6581 }
6582 cam_periph_lock(periph);
6583
6584 /*
6585 * We only sync the cache if the drive is still open, and
6586 * if the drive is capable of it..
6587 */
6588 if (((softc->flags & DA_FLAG_OPEN) == 0)
6589 || (softc->quirks & DA_Q_NO_SYNC_CACHE)) {
6590 cam_periph_unlock(periph);
6591 continue;
6592 }
6593
6594 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
6595 scsi_synchronize_cache(&ccb->csio,
6596 /*retries*/0,
6597 /*cbfcnp*/NULL,
6598 MSG_SIMPLE_Q_TAG,
6599 /*begin_lba*/0, /* whole disk */
6600 /*lb_count*/0,
6601 SSD_FULL_SIZE,
6602 60 * 60 * 1000);
6603
6604 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0,
6605 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR,
6606 softc->disk->d_devstat);
6607 if (error != 0)
6608 xpt_print(periph->path, "Synchronize cache failed\n");
6609 xpt_release_ccb(ccb);
6610 cam_periph_unlock(periph);
6611 }
6612 }
6613
6614 #else /* !_KERNEL */
6615
6616 /*
6617 * XXX These are only left out of the kernel build to silence warnings. If,
6618 * for some reason these functions are used in the kernel, the ifdefs should
6619 * be moved so they are included both in the kernel and userland.
6620 */
6621 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)6622 scsi_format_unit(struct ccb_scsiio *csio, uint32_t retries,
6623 void (*cbfcnp)(struct cam_periph *, union ccb *),
6624 uint8_t tag_action, uint8_t byte2, uint16_t ileave,
6625 uint8_t *data_ptr, uint32_t dxfer_len, uint8_t sense_len,
6626 uint32_t timeout)
6627 {
6628 struct scsi_format_unit *scsi_cmd;
6629
6630 scsi_cmd = (struct scsi_format_unit *)&csio->cdb_io.cdb_bytes;
6631 scsi_cmd->opcode = FORMAT_UNIT;
6632 scsi_cmd->byte2 = byte2;
6633 scsi_ulto2b(ileave, scsi_cmd->interleave);
6634
6635 cam_fill_csio(csio,
6636 retries,
6637 cbfcnp,
6638 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6639 tag_action,
6640 data_ptr,
6641 dxfer_len,
6642 sense_len,
6643 sizeof(*scsi_cmd),
6644 timeout);
6645 }
6646
6647 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)6648 scsi_read_defects(struct ccb_scsiio *csio, uint32_t retries,
6649 void (*cbfcnp)(struct cam_periph *, union ccb *),
6650 uint8_t tag_action, uint8_t list_format,
6651 uint32_t addr_desc_index, uint8_t *data_ptr,
6652 uint32_t dxfer_len, int minimum_cmd_size,
6653 uint8_t sense_len, uint32_t timeout)
6654 {
6655 uint8_t cdb_len;
6656
6657 /*
6658 * These conditions allow using the 10 byte command. Otherwise we
6659 * need to use the 12 byte command.
6660 */
6661 if ((minimum_cmd_size <= 10)
6662 && (addr_desc_index == 0)
6663 && (dxfer_len <= SRDD10_MAX_LENGTH)) {
6664 struct scsi_read_defect_data_10 *cdb10;
6665
6666 cdb10 = (struct scsi_read_defect_data_10 *)
6667 &csio->cdb_io.cdb_bytes;
6668
6669 cdb_len = sizeof(*cdb10);
6670 bzero(cdb10, cdb_len);
6671 cdb10->opcode = READ_DEFECT_DATA_10;
6672 cdb10->format = list_format;
6673 scsi_ulto2b(dxfer_len, cdb10->alloc_length);
6674 } else {
6675 struct scsi_read_defect_data_12 *cdb12;
6676
6677 cdb12 = (struct scsi_read_defect_data_12 *)
6678 &csio->cdb_io.cdb_bytes;
6679
6680 cdb_len = sizeof(*cdb12);
6681 bzero(cdb12, cdb_len);
6682 cdb12->opcode = READ_DEFECT_DATA_12;
6683 cdb12->format = list_format;
6684 scsi_ulto4b(dxfer_len, cdb12->alloc_length);
6685 scsi_ulto4b(addr_desc_index, cdb12->address_descriptor_index);
6686 }
6687
6688 cam_fill_csio(csio,
6689 retries,
6690 cbfcnp,
6691 /*flags*/ CAM_DIR_IN,
6692 tag_action,
6693 data_ptr,
6694 dxfer_len,
6695 sense_len,
6696 cdb_len,
6697 timeout);
6698 }
6699
6700 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)6701 scsi_sanitize(struct ccb_scsiio *csio, uint32_t retries,
6702 void (*cbfcnp)(struct cam_periph *, union ccb *),
6703 uint8_t tag_action, uint8_t byte2, uint16_t control,
6704 uint8_t *data_ptr, uint32_t dxfer_len, uint8_t sense_len,
6705 uint32_t timeout)
6706 {
6707 struct scsi_sanitize *scsi_cmd;
6708
6709 scsi_cmd = (struct scsi_sanitize *)&csio->cdb_io.cdb_bytes;
6710 scsi_cmd->opcode = SANITIZE;
6711 scsi_cmd->byte2 = byte2;
6712 scsi_cmd->control = control;
6713 scsi_ulto2b(dxfer_len, scsi_cmd->length);
6714
6715 cam_fill_csio(csio,
6716 retries,
6717 cbfcnp,
6718 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6719 tag_action,
6720 data_ptr,
6721 dxfer_len,
6722 sense_len,
6723 sizeof(*scsi_cmd),
6724 timeout);
6725 }
6726
6727 #endif /* _KERNEL */
6728
6729 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)6730 scsi_zbc_out(struct ccb_scsiio *csio, uint32_t retries,
6731 void (*cbfcnp)(struct cam_periph *, union ccb *),
6732 uint8_t tag_action, uint8_t service_action, uint64_t zone_id,
6733 uint8_t zone_flags, uint8_t *data_ptr, uint32_t dxfer_len,
6734 uint8_t sense_len, uint32_t timeout)
6735 {
6736 struct scsi_zbc_out *scsi_cmd;
6737
6738 scsi_cmd = (struct scsi_zbc_out *)&csio->cdb_io.cdb_bytes;
6739 scsi_cmd->opcode = ZBC_OUT;
6740 scsi_cmd->service_action = service_action;
6741 scsi_u64to8b(zone_id, scsi_cmd->zone_id);
6742 scsi_cmd->zone_flags = zone_flags;
6743
6744 cam_fill_csio(csio,
6745 retries,
6746 cbfcnp,
6747 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6748 tag_action,
6749 data_ptr,
6750 dxfer_len,
6751 sense_len,
6752 sizeof(*scsi_cmd),
6753 timeout);
6754 }
6755
6756 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)6757 scsi_zbc_in(struct ccb_scsiio *csio, uint32_t retries,
6758 void (*cbfcnp)(struct cam_periph *, union ccb *),
6759 uint8_t tag_action, uint8_t service_action, uint64_t zone_start_lba,
6760 uint8_t zone_options, uint8_t *data_ptr, uint32_t dxfer_len,
6761 uint8_t sense_len, uint32_t timeout)
6762 {
6763 struct scsi_zbc_in *scsi_cmd;
6764
6765 scsi_cmd = (struct scsi_zbc_in *)&csio->cdb_io.cdb_bytes;
6766 scsi_cmd->opcode = ZBC_IN;
6767 scsi_cmd->service_action = service_action;
6768 scsi_ulto4b(dxfer_len, scsi_cmd->length);
6769 scsi_u64to8b(zone_start_lba, scsi_cmd->zone_start_lba);
6770 scsi_cmd->zone_options = zone_options;
6771
6772 cam_fill_csio(csio,
6773 retries,
6774 cbfcnp,
6775 /*flags*/ (dxfer_len > 0) ? CAM_DIR_IN : CAM_DIR_NONE,
6776 tag_action,
6777 data_ptr,
6778 dxfer_len,
6779 sense_len,
6780 sizeof(*scsi_cmd),
6781 timeout);
6782
6783 }
6784
6785 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)6786 scsi_ata_zac_mgmt_out(struct ccb_scsiio *csio, uint32_t retries,
6787 void (*cbfcnp)(struct cam_periph *, union ccb *),
6788 uint8_t tag_action, int use_ncq,
6789 uint8_t zm_action, uint64_t zone_id, uint8_t zone_flags,
6790 uint8_t *data_ptr, uint32_t dxfer_len,
6791 uint8_t *cdb_storage, size_t cdb_storage_len,
6792 uint8_t sense_len, uint32_t timeout)
6793 {
6794 uint8_t command_out, protocol, ata_flags;
6795 uint16_t features_out;
6796 uint32_t sectors_out, auxiliary;
6797 int retval;
6798
6799 retval = 0;
6800
6801 if (use_ncq == 0) {
6802 command_out = ATA_ZAC_MANAGEMENT_OUT;
6803 features_out = (zm_action & 0xf) | (zone_flags << 8);
6804 ata_flags = AP_FLAG_BYT_BLOK_BLOCKS;
6805 if (dxfer_len == 0) {
6806 protocol = AP_PROTO_NON_DATA;
6807 ata_flags |= AP_FLAG_TLEN_NO_DATA;
6808 sectors_out = 0;
6809 } else {
6810 protocol = AP_PROTO_DMA;
6811 ata_flags |= AP_FLAG_TLEN_SECT_CNT |
6812 AP_FLAG_TDIR_TO_DEV;
6813 sectors_out = ((dxfer_len >> 9) & 0xffff);
6814 }
6815 auxiliary = 0;
6816 } else {
6817 ata_flags = AP_FLAG_BYT_BLOK_BLOCKS;
6818 if (dxfer_len == 0) {
6819 command_out = ATA_NCQ_NON_DATA;
6820 features_out = ATA_NCQ_ZAC_MGMT_OUT;
6821 /*
6822 * We're assuming the SCSI to ATA translation layer
6823 * will set the NCQ tag number in the tag field.
6824 * That isn't clear from the SAT-4 spec (as of rev 05).
6825 */
6826 sectors_out = 0;
6827 ata_flags |= AP_FLAG_TLEN_NO_DATA;
6828 } else {
6829 command_out = ATA_SEND_FPDMA_QUEUED;
6830 /*
6831 * Note that we're defaulting to normal priority,
6832 * and assuming that the SCSI to ATA translation
6833 * layer will insert the NCQ tag number in the tag
6834 * field. That isn't clear in the SAT-4 spec (as
6835 * of rev 05).
6836 */
6837 sectors_out = ATA_SFPDMA_ZAC_MGMT_OUT << 8;
6838
6839 ata_flags |= AP_FLAG_TLEN_FEAT |
6840 AP_FLAG_TDIR_TO_DEV;
6841
6842 /*
6843 * For SEND FPDMA QUEUED, the transfer length is
6844 * encoded in the FEATURE register, and 0 means
6845 * that 65536 512 byte blocks are to be transferred.
6846 * In practice, it seems unlikely that we'll see
6847 * a transfer that large, and it may confuse the
6848 * the SAT layer, because generally that means that
6849 * 0 bytes should be transferred.
6850 */
6851 if (dxfer_len == (65536 * 512)) {
6852 features_out = 0;
6853 } else if (dxfer_len <= (65535 * 512)) {
6854 features_out = ((dxfer_len >> 9) & 0xffff);
6855 } else {
6856 /* The transfer is too big. */
6857 retval = 1;
6858 goto bailout;
6859 }
6860 }
6861
6862 auxiliary = (zm_action & 0xf) | (zone_flags << 8);
6863 protocol = AP_PROTO_FPDMA;
6864 }
6865
6866 protocol |= AP_EXTEND;
6867
6868 retval = scsi_ata_pass(csio,
6869 retries,
6870 cbfcnp,
6871 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6872 tag_action,
6873 /*protocol*/ protocol,
6874 /*ata_flags*/ ata_flags,
6875 /*features*/ features_out,
6876 /*sector_count*/ sectors_out,
6877 /*lba*/ zone_id,
6878 /*command*/ command_out,
6879 /*device*/ 0,
6880 /*icc*/ 0,
6881 /*auxiliary*/ auxiliary,
6882 /*control*/ 0,
6883 /*data_ptr*/ data_ptr,
6884 /*dxfer_len*/ dxfer_len,
6885 /*cdb_storage*/ cdb_storage,
6886 /*cdb_storage_len*/ cdb_storage_len,
6887 /*minimum_cmd_size*/ 0,
6888 /*sense_len*/ SSD_FULL_SIZE,
6889 /*timeout*/ timeout);
6890
6891 bailout:
6892
6893 return (retval);
6894 }
6895
6896 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)6897 scsi_ata_zac_mgmt_in(struct ccb_scsiio *csio, uint32_t retries,
6898 void (*cbfcnp)(struct cam_periph *, union ccb *),
6899 uint8_t tag_action, int use_ncq,
6900 uint8_t zm_action, uint64_t zone_id, uint8_t zone_flags,
6901 uint8_t *data_ptr, uint32_t dxfer_len,
6902 uint8_t *cdb_storage, size_t cdb_storage_len,
6903 uint8_t sense_len, uint32_t timeout)
6904 {
6905 uint8_t command_out, protocol;
6906 uint16_t features_out, sectors_out;
6907 uint32_t auxiliary;
6908 int ata_flags;
6909 int retval;
6910
6911 retval = 0;
6912 ata_flags = AP_FLAG_TDIR_FROM_DEV | AP_FLAG_BYT_BLOK_BLOCKS;
6913
6914 if (use_ncq == 0) {
6915 command_out = ATA_ZAC_MANAGEMENT_IN;
6916 /* XXX KDM put a macro here */
6917 features_out = (zm_action & 0xf) | (zone_flags << 8);
6918 sectors_out = dxfer_len >> 9; /* XXX KDM macro */
6919 protocol = AP_PROTO_DMA;
6920 ata_flags |= AP_FLAG_TLEN_SECT_CNT;
6921 auxiliary = 0;
6922 } else {
6923 ata_flags |= AP_FLAG_TLEN_FEAT;
6924
6925 command_out = ATA_RECV_FPDMA_QUEUED;
6926 sectors_out = ATA_RFPDMA_ZAC_MGMT_IN << 8;
6927
6928 /*
6929 * For RECEIVE FPDMA QUEUED, the transfer length is
6930 * encoded in the FEATURE register, and 0 means
6931 * that 65536 512 byte blocks are to be transferred.
6932 * In practice, it seems unlikely that we'll see
6933 * a transfer that large, and it may confuse the
6934 * the SAT layer, because generally that means that
6935 * 0 bytes should be transferred.
6936 */
6937 if (dxfer_len == (65536 * 512)) {
6938 features_out = 0;
6939 } else if (dxfer_len <= (65535 * 512)) {
6940 features_out = ((dxfer_len >> 9) & 0xffff);
6941 } else {
6942 /* The transfer is too big. */
6943 retval = 1;
6944 goto bailout;
6945 }
6946 auxiliary = (zm_action & 0xf) | (zone_flags << 8),
6947 protocol = AP_PROTO_FPDMA;
6948 }
6949
6950 protocol |= AP_EXTEND;
6951
6952 retval = scsi_ata_pass(csio,
6953 retries,
6954 cbfcnp,
6955 /*flags*/ CAM_DIR_IN,
6956 tag_action,
6957 /*protocol*/ protocol,
6958 /*ata_flags*/ ata_flags,
6959 /*features*/ features_out,
6960 /*sector_count*/ sectors_out,
6961 /*lba*/ zone_id,
6962 /*command*/ command_out,
6963 /*device*/ 0,
6964 /*icc*/ 0,
6965 /*auxiliary*/ auxiliary,
6966 /*control*/ 0,
6967 /*data_ptr*/ data_ptr,
6968 /*dxfer_len*/ (dxfer_len >> 9) * 512, /* XXX KDM */
6969 /*cdb_storage*/ cdb_storage,
6970 /*cdb_storage_len*/ cdb_storage_len,
6971 /*minimum_cmd_size*/ 0,
6972 /*sense_len*/ SSD_FULL_SIZE,
6973 /*timeout*/ timeout);
6974
6975 bailout:
6976 return (retval);
6977 }
6978