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("da: Failed to attach master async callback "
2063 "due to status 0x%x!\n", status);
2064 } else if (da_send_ordered) {
2065 /* Register our shutdown event handler */
2066 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, dashutdown,
2067 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL)
2068 printf("dainit: shutdown event registration failed!\n");
2069 }
2070 }
2071
2072 /*
2073 * Callback from GEOM, called when it has finished cleaning up its
2074 * resources.
2075 */
2076 static void
dadiskgonecb(struct disk * dp)2077 dadiskgonecb(struct disk *dp)
2078 {
2079 struct cam_periph *periph;
2080
2081 periph = (struct cam_periph *)dp->d_drv1;
2082 da_periph_release(periph, DA_REF_GEOM);
2083 }
2084
2085 static void
daoninvalidate(struct cam_periph * periph)2086 daoninvalidate(struct cam_periph *periph)
2087 {
2088 struct da_softc *softc;
2089
2090 cam_periph_assert(periph, MA_OWNED);
2091 softc = (struct da_softc *)periph->softc;
2092
2093 /*
2094 * De-register any async callbacks.
2095 */
2096 xpt_register_async(0, daasync, periph, periph->path);
2097
2098 softc->flags |= DA_FLAG_PACK_INVALID;
2099 #ifdef CAM_IO_STATS
2100 softc->invalidations++;
2101 #endif
2102
2103 /*
2104 * Return all queued I/O with ENXIO. Transactions may be queued up here
2105 * for retry (since we are called while there's other transactions
2106 * pending). Any requests in the hardware will drain before dacleanup
2107 * is called.
2108 */
2109 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO);
2110
2111 /*
2112 * Tell GEOM that we've gone away, we'll get a callback when it is
2113 * done cleaning up its resources.
2114 */
2115 disk_gone(softc->disk);
2116 }
2117
2118 static void
dacleanup(struct cam_periph * periph)2119 dacleanup(struct cam_periph *periph)
2120 {
2121 struct da_softc *softc;
2122
2123 softc = (struct da_softc *)periph->softc;
2124
2125 cam_periph_unlock(periph);
2126
2127 cam_iosched_fini(softc->cam_iosched);
2128
2129 /*
2130 * If we can't free the sysctl tree, oh well...
2131 */
2132 if ((softc->flags & DA_FLAG_SCTX_INIT) != 0) {
2133 #ifdef CAM_IO_STATS
2134 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0)
2135 xpt_print(periph->path,
2136 "can't remove sysctl stats context\n");
2137 #endif
2138 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0)
2139 xpt_print(periph->path,
2140 "can't remove sysctl context\n");
2141 }
2142
2143 callout_drain(&softc->mediapoll_c);
2144 disk_destroy(softc->disk);
2145 callout_drain(&softc->sendordered_c);
2146 free(softc, M_DEVBUF);
2147 cam_periph_lock(periph);
2148 }
2149
2150 static void
daasync(void * callback_arg,uint32_t code,struct cam_path * path,void * arg)2151 daasync(void *callback_arg, uint32_t code,
2152 struct cam_path *path, void *arg)
2153 {
2154 struct cam_periph *periph;
2155 struct da_softc *softc;
2156
2157 periph = (struct cam_periph *)callback_arg;
2158 switch (code) {
2159 case AC_FOUND_DEVICE: /* callback to create periph, no locking yet */
2160 {
2161 struct ccb_getdev *cgd;
2162 cam_status status;
2163
2164 cgd = (struct ccb_getdev *)arg;
2165 if (cgd == NULL)
2166 break;
2167
2168 if (cgd->protocol != PROTO_SCSI)
2169 break;
2170 if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED)
2171 break;
2172 if (SID_TYPE(&cgd->inq_data) != T_DIRECT
2173 && SID_TYPE(&cgd->inq_data) != T_RBC
2174 && SID_TYPE(&cgd->inq_data) != T_OPTICAL
2175 && SID_TYPE(&cgd->inq_data) != T_ZBC_HM)
2176 break;
2177
2178 /*
2179 * Allocate a peripheral instance for
2180 * this device and start the probe
2181 * process.
2182 */
2183 status = cam_periph_alloc(daregister, daoninvalidate,
2184 dacleanup, dastart,
2185 "da", CAM_PERIPH_BIO,
2186 path, daasync,
2187 AC_FOUND_DEVICE, cgd);
2188
2189 if (status != CAM_REQ_CMP
2190 && status != CAM_REQ_INPROG)
2191 printf("daasync: Unable to attach to new device "
2192 "due to status 0x%x\n", status);
2193 return;
2194 }
2195 case AC_ADVINFO_CHANGED: /* Doesn't touch periph */
2196 {
2197 uintptr_t buftype;
2198
2199 buftype = (uintptr_t)arg;
2200 if (buftype == CDAI_TYPE_PHYS_PATH) {
2201 struct da_softc *softc;
2202
2203 softc = periph->softc;
2204 disk_attr_changed(softc->disk, "GEOM::physpath",
2205 M_NOWAIT);
2206 }
2207 break;
2208 }
2209 case AC_UNIT_ATTENTION: /* Called for this path: periph locked */
2210 {
2211 union ccb *ccb;
2212 int error_code, sense_key, asc, ascq;
2213
2214 softc = (struct da_softc *)periph->softc;
2215 ccb = (union ccb *)arg;
2216
2217 /*
2218 * Unit attentions are broadcast to all the LUNs of the device
2219 * so handle all UNIT ATTENTIONs except our own, as they will be
2220 * handled by daerror().
2221 */
2222 if (xpt_path_periph(ccb->ccb_h.path) != periph &&
2223 scsi_extract_sense_ccb(ccb,
2224 &error_code, &sense_key, &asc, &ascq)) {
2225 if (asc == 0x2A && ascq == 0x09) {
2226 /* 2a/9: CAPACITY DATA HAS CHANGED */
2227 xpt_print(ccb->ccb_h.path,
2228 "Capacity data has changed\n");
2229 cam_periph_assert(periph, MA_OWNED);
2230 softc->flags &= ~DA_FLAG_PROBED;
2231 dareprobe(periph);
2232 } else if (asc == 0x28 && ascq == 0x00) {
2233 /* 28/0: NOT READY TO READY CHANGE, MEDIUM MAY HAVE CHANGED */
2234 cam_periph_assert(periph, MA_OWNED);
2235 softc->flags &= ~DA_FLAG_PROBED;
2236 disk_media_changed(softc->disk, M_NOWAIT);
2237 } else if (asc == 0x3F && ascq == 0x03) {
2238 /* 3f/3: INQUIRY DATA HAS CHANGED */
2239 xpt_print(ccb->ccb_h.path,
2240 "INQUIRY data has changed\n");
2241 cam_periph_assert(periph, MA_OWNED);
2242 softc->flags &= ~DA_FLAG_PROBED;
2243 dareprobe(periph);
2244 }
2245 }
2246 break;
2247 }
2248 case AC_SCSI_AEN: /* Called for this path: periph locked */
2249 /*
2250 * Appears to be currently unused for SCSI devices, only ata SIMs
2251 * generate this.
2252 */
2253 cam_periph_assert(periph, MA_OWNED);
2254 softc = (struct da_softc *)periph->softc;
2255 if (!cam_iosched_has_work_flags(softc->cam_iosched, DA_WORK_TUR) &&
2256 (softc->flags & DA_FLAG_TUR_PENDING) == 0) {
2257 if (da_periph_acquire(periph, DA_REF_TUR) == 0) {
2258 cam_iosched_set_work_flags(softc->cam_iosched, DA_WORK_TUR);
2259 daschedule(periph);
2260 }
2261 }
2262 /* FALLTHROUGH */
2263 case AC_SENT_BDR: /* Called for this path: periph locked */
2264 case AC_BUS_RESET: /* Called for this path: periph locked */
2265 {
2266 struct ccb_hdr *ccbh;
2267
2268 cam_periph_assert(periph, MA_OWNED);
2269 softc = (struct da_softc *)periph->softc;
2270 /*
2271 * Don't fail on the expected unit attention
2272 * that will occur.
2273 */
2274 softc->flags |= DA_FLAG_RETRY_UA;
2275 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le)
2276 ccbh->ccb_state |= DA_CCB_RETRY_UA;
2277 break;
2278 }
2279 case AC_INQ_CHANGED: /* Called for this path: periph locked */
2280 cam_periph_assert(periph, MA_OWNED);
2281 softc = (struct da_softc *)periph->softc;
2282 softc->flags &= ~DA_FLAG_PROBED;
2283 dareprobe(periph);
2284 break;
2285 default:
2286 break;
2287 }
2288 cam_periph_async(periph, code, path, arg);
2289 }
2290
2291 static void
dasysctlinit(void * context,int pending)2292 dasysctlinit(void *context, int pending)
2293 {
2294 struct cam_periph *periph;
2295 struct da_softc *softc;
2296 char tmpstr[32], tmpstr2[16];
2297 struct ccb_trans_settings cts;
2298
2299 periph = (struct cam_periph *)context;
2300 /*
2301 * periph was held for us when this task was enqueued
2302 */
2303 if (periph->flags & CAM_PERIPH_INVALID) {
2304 da_periph_release(periph, DA_REF_SYSCTL);
2305 return;
2306 }
2307
2308 softc = (struct da_softc *)periph->softc;
2309 snprintf(tmpstr, sizeof(tmpstr), "CAM DA unit %d", periph->unit_number);
2310 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number);
2311
2312 sysctl_ctx_init(&softc->sysctl_ctx);
2313 cam_periph_lock(periph);
2314 softc->flags |= DA_FLAG_SCTX_INIT;
2315 cam_periph_unlock(periph);
2316 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx,
2317 SYSCTL_STATIC_CHILDREN(_kern_cam_da), OID_AUTO, tmpstr2,
2318 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, tmpstr, "device_index");
2319 if (softc->sysctl_tree == NULL) {
2320 printf("dasysctlinit: unable to allocate sysctl tree\n");
2321 da_periph_release(periph, DA_REF_SYSCTL);
2322 return;
2323 }
2324
2325 /*
2326 * Now register the sysctl handler, so the user can change the value on
2327 * the fly.
2328 */
2329 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2330 OID_AUTO, "delete_method",
2331 CTLTYPE_STRING | CTLFLAG_RWTUN | CTLFLAG_MPSAFE,
2332 softc, 0, dadeletemethodsysctl, "A",
2333 "BIO_DELETE execution method");
2334 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2335 OID_AUTO, "delete_max",
2336 CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE,
2337 softc, 0, dadeletemaxsysctl, "Q",
2338 "Maximum BIO_DELETE size");
2339 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2340 OID_AUTO, "minimum_cmd_size",
2341 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE,
2342 &softc->minimum_cmd_size, 0, dacmdsizesysctl, "I",
2343 "Minimum CDB size");
2344 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2345 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2346 "trim_count", CTLFLAG_RD, &softc->trim_count,
2347 "Total number of unmap/dsm commands sent");
2348 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2349 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2350 "trim_ranges", CTLFLAG_RD, &softc->trim_ranges,
2351 "Total number of ranges in unmap/dsm commands");
2352 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2353 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2354 "trim_lbas", CTLFLAG_RD, &softc->trim_lbas,
2355 "Total lbas in the unmap/dsm commands sent");
2356
2357 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2358 OID_AUTO, "zone_mode",
2359 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
2360 softc, 0, dazonemodesysctl, "A",
2361 "Zone Mode");
2362 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2363 OID_AUTO, "zone_support",
2364 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
2365 softc, 0, dazonesupsysctl, "A",
2366 "Zone Support");
2367 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2368 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2369 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones,
2370 "Optimal Number of Open Sequential Write Preferred Zones");
2371 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2372 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2373 "optimal_nonseq_zones", CTLFLAG_RD,
2374 &softc->optimal_nonseq_zones,
2375 "Optimal Number of Non-Sequentially Written Sequential Write "
2376 "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 15");
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 15");
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("daregister: Unable to probe new device. "
2863 "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("daregister: Unable to probe new device. "
3039 "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, "Cannot translate zone "
3119 "cmd %#x to SCSI\n", bp->bio_zone.zone_cmd);
3120 error = EINVAL;
3121 goto bailout;
3122 }
3123
3124 zone_flags = 0;
3125 lba = bp->bio_zone.zone_params.rwp.id;
3126
3127 if (bp->bio_zone.zone_params.rwp.flags &
3128 DISK_ZONE_RWP_FLAG_ALL)
3129 zone_flags |= ZBC_OUT_ALL;
3130
3131 if (softc->zone_interface != DA_ZONE_IF_ATA_PASS) {
3132 scsi_zbc_out(&ccb->csio,
3133 /*retries*/ da_retry_count,
3134 /*cbfcnp*/ dadone,
3135 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3136 /*service_action*/ zone_sa,
3137 /*zone_id*/ lba,
3138 /*zone_flags*/ zone_flags,
3139 /*data_ptr*/ NULL,
3140 /*dxfer_len*/ 0,
3141 /*sense_len*/ SSD_FULL_SIZE,
3142 /*timeout*/ da_default_timeout * 1000);
3143 } else {
3144 /*
3145 * Note that in this case, even though we can
3146 * technically use NCQ, we don't bother for several
3147 * reasons:
3148 * 1. It hasn't been tested on a SAT layer that
3149 * supports it. This is new as of SAT-4.
3150 * 2. Even when there is a SAT layer that supports
3151 * it, that SAT layer will also probably support
3152 * ZBC -> ZAC translation, since they are both
3153 * in the SAT-4 spec.
3154 * 3. Translation will likely be preferable to ATA
3155 * passthrough. LSI / Avago at least single
3156 * steps ATA passthrough commands in the HBA,
3157 * regardless of protocol, so unless that
3158 * changes, there is a performance penalty for
3159 * doing ATA passthrough no matter whether
3160 * you're using NCQ/FPDMA, DMA or PIO.
3161 * 4. It requires a 32-byte CDB, which at least at
3162 * this point in CAM requires a CDB pointer, which
3163 * would require us to allocate an additional bit
3164 * of storage separate from the CCB.
3165 */
3166 error = scsi_ata_zac_mgmt_out(&ccb->csio,
3167 /*retries*/ da_retry_count,
3168 /*cbfcnp*/ dadone,
3169 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3170 /*use_ncq*/ 0,
3171 /*zm_action*/ zone_sa,
3172 /*zone_id*/ lba,
3173 /*zone_flags*/ zone_flags,
3174 /*data_ptr*/ NULL,
3175 /*dxfer_len*/ 0,
3176 /*cdb_storage*/ NULL,
3177 /*cdb_storage_len*/ 0,
3178 /*sense_len*/ SSD_FULL_SIZE,
3179 /*timeout*/ da_default_timeout * 1000);
3180 if (error != 0) {
3181 error = EINVAL;
3182 xpt_print(periph->path,
3183 "scsi_ata_zac_mgmt_out() returned an "
3184 "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, "No entries allocated for "
3202 "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, "Unable to allocate memory "
3212 "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 "
3270 "error!");
3271 goto bailout;
3272 }
3273 }
3274
3275 /*
3276 * For BIO_ZONE, this isn't normally needed. However, it
3277 * is used by devstat_end_transaction_bio() to determine
3278 * how much data was transferred.
3279 */
3280 /*
3281 * XXX KDM we have a problem. But I'm not sure how to fix
3282 * it. devstat uses bio_bcount - bio_resid to calculate
3283 * the amount of data transferred. The GEOM disk code
3284 * uses bio_length - bio_resid to calculate the amount of
3285 * data in bio_completed. We have different structure
3286 * sizes above and below the ada(4) driver. So, if we
3287 * use the sizes above, the amount transferred won't be
3288 * quite accurate for devstat. If we use different sizes
3289 * for bio_bcount and bio_length (above and below
3290 * respectively), then the residual needs to match one or
3291 * the other. Everything is calculated after the bio
3292 * leaves the driver, so changing the values around isn't
3293 * really an option. For now, just set the count to the
3294 * passed in length. This means that the calculations
3295 * above (e.g. bio_completed) will be correct, but the
3296 * amount of data reported to devstat will be slightly
3297 * under or overstated.
3298 */
3299 bp->bio_bcount = bp->bio_length;
3300
3301 *queue_ccb = 1;
3302
3303 break;
3304 }
3305 case DISK_ZONE_GET_PARAMS: {
3306 struct disk_zone_disk_params *params;
3307
3308 params = &bp->bio_zone.zone_params.disk_params;
3309 bzero(params, sizeof(*params));
3310
3311 switch (softc->zone_mode) {
3312 case DA_ZONE_DRIVE_MANAGED:
3313 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED;
3314 break;
3315 case DA_ZONE_HOST_AWARE:
3316 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE;
3317 break;
3318 case DA_ZONE_HOST_MANAGED:
3319 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED;
3320 break;
3321 default:
3322 case DA_ZONE_NONE:
3323 params->zone_mode = DISK_ZONE_MODE_NONE;
3324 break;
3325 }
3326
3327 if (softc->zone_flags & DA_ZONE_FLAG_URSWRZ)
3328 params->flags |= DISK_ZONE_DISK_URSWRZ;
3329
3330 if (softc->zone_flags & DA_ZONE_FLAG_OPT_SEQ_SET) {
3331 params->optimal_seq_zones = softc->optimal_seq_zones;
3332 params->flags |= DISK_ZONE_OPT_SEQ_SET;
3333 }
3334
3335 if (softc->zone_flags & DA_ZONE_FLAG_OPT_NONSEQ_SET) {
3336 params->optimal_nonseq_zones =
3337 softc->optimal_nonseq_zones;
3338 params->flags |= DISK_ZONE_OPT_NONSEQ_SET;
3339 }
3340
3341 if (softc->zone_flags & DA_ZONE_FLAG_MAX_SEQ_SET) {
3342 params->max_seq_zones = softc->max_seq_zones;
3343 params->flags |= DISK_ZONE_MAX_SEQ_SET;
3344 }
3345 if (softc->zone_flags & DA_ZONE_FLAG_RZ_SUP)
3346 params->flags |= DISK_ZONE_RZ_SUP;
3347
3348 if (softc->zone_flags & DA_ZONE_FLAG_OPEN_SUP)
3349 params->flags |= DISK_ZONE_OPEN_SUP;
3350
3351 if (softc->zone_flags & DA_ZONE_FLAG_CLOSE_SUP)
3352 params->flags |= DISK_ZONE_CLOSE_SUP;
3353
3354 if (softc->zone_flags & DA_ZONE_FLAG_FINISH_SUP)
3355 params->flags |= DISK_ZONE_FINISH_SUP;
3356
3357 if (softc->zone_flags & DA_ZONE_FLAG_RWP_SUP)
3358 params->flags |= DISK_ZONE_RWP_SUP;
3359 break;
3360 }
3361 default:
3362 break;
3363 }
3364 bailout:
3365 return (error);
3366 }
3367
3368 static void
dastart(struct cam_periph * periph,union ccb * start_ccb)3369 dastart(struct cam_periph *periph, union ccb *start_ccb)
3370 {
3371 struct da_softc *softc;
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 skipstate:
3379 switch (softc->state) {
3380 case DA_STATE_NORMAL:
3381 {
3382 struct bio *bp;
3383 uint8_t tag_code;
3384
3385 more:
3386 bp = cam_iosched_next_bio(softc->cam_iosched);
3387 if (bp == NULL) {
3388 if (cam_iosched_has_work_flags(softc->cam_iosched,
3389 DA_WORK_TUR)) {
3390 softc->flags |= DA_FLAG_TUR_PENDING;
3391 cam_iosched_clr_work_flags(softc->cam_iosched,
3392 DA_WORK_TUR);
3393 scsi_test_unit_ready(&start_ccb->csio,
3394 /*retries*/ da_retry_count,
3395 dadone_tur,
3396 MSG_SIMPLE_Q_TAG,
3397 SSD_FULL_SIZE,
3398 da_default_timeout * 1000);
3399 start_ccb->ccb_h.ccb_bp = NULL;
3400 start_ccb->ccb_h.ccb_state = DA_CCB_TUR;
3401 xpt_action(start_ccb);
3402 } else
3403 xpt_release_ccb(start_ccb);
3404 break;
3405 }
3406
3407 if (bp->bio_cmd == BIO_DELETE) {
3408 if (softc->delete_func != NULL) {
3409 softc->delete_func(periph, start_ccb, bp);
3410 goto out;
3411 } else {
3412 /*
3413 * Not sure this is possible, but failsafe by
3414 * lying and saying "sure, done."
3415 */
3416 biofinish(bp, NULL, 0);
3417 goto more;
3418 }
3419 }
3420
3421 if (cam_iosched_has_work_flags(softc->cam_iosched,
3422 DA_WORK_TUR)) {
3423 cam_iosched_clr_work_flags(softc->cam_iosched,
3424 DA_WORK_TUR);
3425 da_periph_release_locked(periph, DA_REF_TUR);
3426 }
3427
3428 if ((bp->bio_flags & BIO_ORDERED) != 0 ||
3429 (softc->flags & DA_FLAG_NEED_OTAG) != 0) {
3430 softc->flags &= ~DA_FLAG_NEED_OTAG;
3431 softc->flags |= DA_FLAG_WAS_OTAG;
3432 tag_code = MSG_ORDERED_Q_TAG;
3433 } else {
3434 tag_code = MSG_SIMPLE_Q_TAG;
3435 }
3436
3437 switch (bp->bio_cmd) {
3438 case BIO_WRITE:
3439 case BIO_READ:
3440 {
3441 void *data_ptr;
3442 int rw_op;
3443
3444 biotrack(bp, __func__);
3445
3446 if (bp->bio_cmd == BIO_WRITE) {
3447 softc->flags |= DA_FLAG_DIRTY;
3448 rw_op = SCSI_RW_WRITE;
3449 } else {
3450 rw_op = SCSI_RW_READ;
3451 }
3452
3453 data_ptr = bp->bio_data;
3454 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) {
3455 rw_op |= SCSI_RW_BIO;
3456 data_ptr = bp;
3457 }
3458
3459 scsi_read_write(&start_ccb->csio,
3460 /*retries*/da_retry_count,
3461 /*cbfcnp*/dadone,
3462 /*tag_action*/tag_code,
3463 rw_op,
3464 /*byte2*/0,
3465 softc->minimum_cmd_size,
3466 /*lba*/bp->bio_pblkno,
3467 /*block_count*/bp->bio_bcount /
3468 softc->params.secsize,
3469 data_ptr,
3470 /*dxfer_len*/ bp->bio_bcount,
3471 /*sense_len*/SSD_FULL_SIZE,
3472 da_default_timeout * 1000);
3473 #if defined(BUF_TRACKING) || defined(FULL_BUF_TRACKING)
3474 start_ccb->csio.bio = bp;
3475 #endif
3476 break;
3477 }
3478 case BIO_FLUSH:
3479 /*
3480 * If we don't support sync cache, or the disk
3481 * isn't dirty, FLUSH is a no-op. Use the
3482 * allocated CCB for the next bio if one is
3483 * available.
3484 */
3485 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) != 0 ||
3486 (softc->flags & DA_FLAG_DIRTY) == 0) {
3487 biodone(bp);
3488 goto skipstate;
3489 }
3490
3491 /*
3492 * BIO_FLUSH doesn't currently communicate
3493 * range data, so we synchronize the cache
3494 * over the whole disk.
3495 */
3496 scsi_synchronize_cache(&start_ccb->csio,
3497 /*retries*/1,
3498 /*cbfcnp*/dadone,
3499 /*tag_action*/tag_code,
3500 /*begin_lba*/0,
3501 /*lb_count*/0,
3502 SSD_FULL_SIZE,
3503 da_default_timeout*1000);
3504 /*
3505 * Clear the dirty flag before sending the command.
3506 * Either this sync cache will be successful, or it
3507 * will fail after a retry. If it fails, it is
3508 * unlikely to be successful if retried later, so
3509 * we'll save ourselves time by just marking the
3510 * device clean.
3511 */
3512 softc->flags &= ~DA_FLAG_DIRTY;
3513 break;
3514 case BIO_ZONE: {
3515 int error, queue_ccb;
3516
3517 queue_ccb = 0;
3518
3519 error = da_zone_cmd(periph, start_ccb, bp, &queue_ccb);
3520 if ((error != 0)
3521 || (queue_ccb == 0)) {
3522 /*
3523 * g_io_deliver will recurisvely call start
3524 * routine for ENOMEM, so drop the periph
3525 * lock to allow that recursion.
3526 */
3527 if (error == ENOMEM)
3528 cam_periph_unlock(periph);
3529 biofinish(bp, NULL, error);
3530 if (error == ENOMEM)
3531 cam_periph_lock(periph);
3532 xpt_release_ccb(start_ccb);
3533 return;
3534 }
3535 break;
3536 }
3537 default:
3538 biofinish(bp, NULL, EOPNOTSUPP);
3539 xpt_release_ccb(start_ccb);
3540 return;
3541 }
3542 start_ccb->ccb_h.ccb_state = DA_CCB_BUFFER_IO;
3543 start_ccb->ccb_h.flags |= CAM_UNLOCKED;
3544 start_ccb->ccb_h.softtimeout = sbttotv(da_default_softtimeout);
3545
3546 out:
3547 LIST_INSERT_HEAD(&softc->pending_ccbs,
3548 &start_ccb->ccb_h, periph_links.le);
3549
3550 /* We expect a unit attention from this device */
3551 if ((softc->flags & DA_FLAG_RETRY_UA) != 0) {
3552 start_ccb->ccb_h.ccb_state |= DA_CCB_RETRY_UA;
3553 softc->flags &= ~DA_FLAG_RETRY_UA;
3554 }
3555
3556 start_ccb->ccb_h.ccb_bp = bp;
3557 softc->refcount++;
3558 cam_periph_unlock(periph);
3559 xpt_action(start_ccb);
3560 cam_periph_lock(periph);
3561
3562 /* May have more work to do, so ensure we stay scheduled */
3563 daschedule(periph);
3564 break;
3565 }
3566 case DA_STATE_PROBE_WP:
3567 {
3568 void *mode_buf;
3569 int mode_buf_len;
3570
3571 if (da_disable_wp_detection || softc->mode_page < 0) {
3572 if ((softc->flags & DA_FLAG_CAN_RC16) != 0)
3573 softc->state = DA_STATE_PROBE_RC16;
3574 else
3575 softc->state = DA_STATE_PROBE_RC;
3576 goto skipstate;
3577 }
3578 mode_buf_len = 192;
3579 mode_buf = malloc(mode_buf_len, M_SCSIDA, M_NOWAIT);
3580 if (mode_buf == NULL) {
3581 xpt_print(periph->path, "Unable to send mode sense - "
3582 "malloc failure\n");
3583 if ((softc->flags & DA_FLAG_CAN_RC16) != 0)
3584 softc->state = DA_STATE_PROBE_RC16;
3585 else
3586 softc->state = DA_STATE_PROBE_RC;
3587 goto skipstate;
3588 }
3589 scsi_mode_sense_len(&start_ccb->csio,
3590 /*retries*/ da_retry_count,
3591 /*cbfcnp*/ dadone_probewp,
3592 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3593 /*dbd*/ FALSE,
3594 /*pc*/ SMS_PAGE_CTRL_CURRENT,
3595 /*page*/ softc->mode_page,
3596 /*param_buf*/ mode_buf,
3597 /*param_len*/ mode_buf_len,
3598 /*minimum_cmd_size*/ softc->minimum_cmd_size,
3599 /*sense_len*/ SSD_FULL_SIZE,
3600 /*timeout*/ da_default_timeout * 1000);
3601 start_ccb->ccb_h.ccb_bp = NULL;
3602 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_WP;
3603 xpt_action(start_ccb);
3604 break;
3605 }
3606 case DA_STATE_PROBE_RC:
3607 {
3608 struct scsi_read_capacity_data *rcap;
3609
3610 rcap = (struct scsi_read_capacity_data *)
3611 malloc(sizeof(*rcap), M_SCSIDA, M_NOWAIT|M_ZERO);
3612 if (rcap == NULL) {
3613 printf("dastart: Couldn't malloc read_capacity data\n");
3614 /* da_free_periph??? */
3615 break;
3616 }
3617 scsi_read_capacity(&start_ccb->csio,
3618 /*retries*/da_retry_count,
3619 dadone_proberc,
3620 MSG_SIMPLE_Q_TAG,
3621 rcap,
3622 SSD_FULL_SIZE,
3623 /*timeout*/5000);
3624 start_ccb->ccb_h.ccb_bp = NULL;
3625 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC;
3626 xpt_action(start_ccb);
3627 break;
3628 }
3629 case DA_STATE_PROBE_RC16:
3630 {
3631 struct scsi_read_capacity_data_long *rcaplong;
3632
3633 rcaplong = (struct scsi_read_capacity_data_long *)
3634 malloc(sizeof(*rcaplong), M_SCSIDA, M_NOWAIT|M_ZERO);
3635 if (rcaplong == NULL) {
3636 printf("dastart: Couldn't malloc read_capacity data\n");
3637 /* da_free_periph??? */
3638 break;
3639 }
3640 scsi_read_capacity_16(&start_ccb->csio,
3641 /*retries*/ da_retry_count,
3642 /*cbfcnp*/ dadone_proberc,
3643 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3644 /*lba*/ 0,
3645 /*reladr*/ 0,
3646 /*pmi*/ 0,
3647 /*rcap_buf*/ (uint8_t *)rcaplong,
3648 /*rcap_buf_len*/ sizeof(*rcaplong),
3649 /*sense_len*/ SSD_FULL_SIZE,
3650 /*timeout*/ da_default_timeout * 1000);
3651 start_ccb->ccb_h.ccb_bp = NULL;
3652 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC16;
3653 xpt_action(start_ccb);
3654 break;
3655 }
3656 case DA_STATE_PROBE_LBP:
3657 {
3658 struct scsi_vpd_logical_block_prov *lbp;
3659
3660 if (!scsi_vpd_supported_page(periph, SVPD_LBP)) {
3661 /*
3662 * If we get here we don't support any SBC-3 delete
3663 * methods with UNMAP as the Logical Block Provisioning
3664 * VPD page support is required for devices which
3665 * support it according to T10/1799-D Revision 31
3666 * however older revisions of the spec don't mandate
3667 * this so we currently don't remove these methods
3668 * from the available set.
3669 */
3670 softc->state = DA_STATE_PROBE_BLK_LIMITS;
3671 goto skipstate;
3672 }
3673
3674 lbp = (struct scsi_vpd_logical_block_prov *)
3675 malloc(sizeof(*lbp), M_SCSIDA, M_NOWAIT|M_ZERO);
3676
3677 if (lbp == NULL) {
3678 printf("dastart: Couldn't malloc lbp data\n");
3679 /* da_free_periph??? */
3680 break;
3681 }
3682
3683 scsi_inquiry(&start_ccb->csio,
3684 /*retries*/da_retry_count,
3685 /*cbfcnp*/dadone_probelbp,
3686 /*tag_action*/MSG_SIMPLE_Q_TAG,
3687 /*inq_buf*/(uint8_t *)lbp,
3688 /*inq_len*/sizeof(*lbp),
3689 /*evpd*/TRUE,
3690 /*page_code*/SVPD_LBP,
3691 /*sense_len*/SSD_MIN_SIZE,
3692 /*timeout*/da_default_timeout * 1000);
3693 start_ccb->ccb_h.ccb_bp = NULL;
3694 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_LBP;
3695 xpt_action(start_ccb);
3696 break;
3697 }
3698 case DA_STATE_PROBE_BLK_LIMITS:
3699 {
3700 struct scsi_vpd_block_limits *block_limits;
3701
3702 if (!scsi_vpd_supported_page(periph, SVPD_BLOCK_LIMITS)) {
3703 /* Not supported skip to next probe */
3704 softc->state = DA_STATE_PROBE_BDC;
3705 goto skipstate;
3706 }
3707
3708 block_limits = (struct scsi_vpd_block_limits *)
3709 malloc(sizeof(*block_limits), M_SCSIDA, M_NOWAIT|M_ZERO);
3710
3711 if (block_limits == NULL) {
3712 printf("dastart: Couldn't malloc block_limits data\n");
3713 /* da_free_periph??? */
3714 break;
3715 }
3716
3717 scsi_inquiry(&start_ccb->csio,
3718 /*retries*/da_retry_count,
3719 /*cbfcnp*/dadone_probeblklimits,
3720 /*tag_action*/MSG_SIMPLE_Q_TAG,
3721 /*inq_buf*/(uint8_t *)block_limits,
3722 /*inq_len*/sizeof(*block_limits),
3723 /*evpd*/TRUE,
3724 /*page_code*/SVPD_BLOCK_LIMITS,
3725 /*sense_len*/SSD_MIN_SIZE,
3726 /*timeout*/da_default_timeout * 1000);
3727 start_ccb->ccb_h.ccb_bp = NULL;
3728 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BLK_LIMITS;
3729 xpt_action(start_ccb);
3730 break;
3731 }
3732 case DA_STATE_PROBE_BDC:
3733 {
3734 struct scsi_vpd_block_device_characteristics *bdc;
3735
3736 if (!scsi_vpd_supported_page(periph, SVPD_BDC)) {
3737 softc->state = DA_STATE_PROBE_ATA;
3738 goto skipstate;
3739 }
3740
3741 bdc = (struct scsi_vpd_block_device_characteristics *)
3742 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO);
3743
3744 if (bdc == NULL) {
3745 printf("dastart: Couldn't malloc bdc data\n");
3746 /* da_free_periph??? */
3747 break;
3748 }
3749
3750 scsi_inquiry(&start_ccb->csio,
3751 /*retries*/da_retry_count,
3752 /*cbfcnp*/dadone_probebdc,
3753 /*tag_action*/MSG_SIMPLE_Q_TAG,
3754 /*inq_buf*/(uint8_t *)bdc,
3755 /*inq_len*/sizeof(*bdc),
3756 /*evpd*/TRUE,
3757 /*page_code*/SVPD_BDC,
3758 /*sense_len*/SSD_MIN_SIZE,
3759 /*timeout*/da_default_timeout * 1000);
3760 start_ccb->ccb_h.ccb_bp = NULL;
3761 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BDC;
3762 xpt_action(start_ccb);
3763 break;
3764 }
3765 case DA_STATE_PROBE_CACHE:
3766 {
3767 void *mode_buf;
3768 int mode_buf_len;
3769
3770 /* XXX Future: skip if already not doing SYNC CACHE */
3771
3772 /*
3773 * Probe the CACHE mode page to see if we need to do a
3774 * SYNCHRONIZE CACHE command or not. If there's no
3775 * caching page, or we get back garbage when we ask
3776 * for the caching page or MODE SENSE isn't supported,
3777 * we set DA_Q_NO_SYNC_CACHE.
3778 */
3779 mode_buf_len = sizeof(struct scsi_mode_header_6) +
3780 sizeof(struct scsi_mode_blk_desc) +
3781 sizeof(struct scsi_caching_page);
3782 mode_buf = malloc(mode_buf_len, M_SCSIDA, M_NOWAIT);
3783 if (mode_buf == NULL) {
3784 printf("dastart: Couldn't malloc mode_buf data\n");
3785 /* da_free_periph??? */
3786 break;
3787 }
3788 scsi_mode_sense(&start_ccb->csio,
3789 /*retries*/4,
3790 dadone_probecache,
3791 MSG_SIMPLE_Q_TAG,
3792 /*dbd*/FALSE,
3793 SMS_PAGE_CTRL_CURRENT,
3794 SMS_CACHE_PAGE,
3795 mode_buf,
3796 mode_buf_len,
3797 SSD_FULL_SIZE,
3798 /*timeout*/60000);
3799 start_ccb->ccb_h.ccb_bp = NULL;
3800 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_CACHE;
3801 xpt_action(start_ccb);
3802 break;
3803 }
3804 case DA_STATE_PROBE_ATA:
3805 {
3806 struct ata_params *ata_params;
3807
3808 if (!scsi_vpd_supported_page(periph, SVPD_ATA_INFORMATION)) {
3809 if ((softc->zone_mode == DA_ZONE_HOST_AWARE)
3810 || (softc->zone_mode == DA_ZONE_HOST_MANAGED)) {
3811 /*
3812 * Note that if the ATA VPD page isn't
3813 * supported, we aren't talking to an ATA
3814 * device anyway. Support for that VPD
3815 * page is mandatory for SCSI to ATA (SAT)
3816 * translation layers.
3817 */
3818 softc->state = DA_STATE_PROBE_ZONE;
3819 goto skipstate;
3820 }
3821 daprobedone(periph, start_ccb);
3822 break;
3823 }
3824
3825 ata_params = &periph->path->device->ident_data;
3826
3827 scsi_ata_identify(&start_ccb->csio,
3828 /*retries*/da_retry_count,
3829 /*cbfcnp*/dadone_probeata,
3830 /*tag_action*/MSG_SIMPLE_Q_TAG,
3831 /*data_ptr*/(uint8_t *)ata_params,
3832 /*dxfer_len*/sizeof(*ata_params),
3833 /*sense_len*/SSD_FULL_SIZE,
3834 /*timeout*/da_default_timeout * 1000);
3835 start_ccb->ccb_h.ccb_bp = NULL;
3836 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA;
3837 xpt_action(start_ccb);
3838 break;
3839 }
3840 case DA_STATE_PROBE_ATA_LOGDIR:
3841 {
3842 struct ata_gp_log_dir *log_dir;
3843 int retval;
3844
3845 retval = 0;
3846
3847 if ((softc->flags & DA_FLAG_CAN_ATA_LOG) == 0) {
3848 /*
3849 * If we don't have log support, not much point in
3850 * trying to probe zone support.
3851 */
3852 daprobedone(periph, start_ccb);
3853 break;
3854 }
3855
3856 /*
3857 * If we have an ATA device (the SCSI ATA Information VPD
3858 * page should be present and the ATA identify should have
3859 * succeeded) and it supports logs, ask for the log directory.
3860 */
3861
3862 log_dir = malloc(sizeof(*log_dir), M_SCSIDA, M_NOWAIT|M_ZERO);
3863 if (log_dir == NULL) {
3864 xpt_print(periph->path, "Couldn't malloc log_dir "
3865 "data\n");
3866 daprobedone(periph, start_ccb);
3867 break;
3868 }
3869
3870 retval = scsi_ata_read_log(&start_ccb->csio,
3871 /*retries*/ da_retry_count,
3872 /*cbfcnp*/ dadone_probeatalogdir,
3873 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3874 /*log_address*/ ATA_LOG_DIRECTORY,
3875 /*page_number*/ 0,
3876 /*block_count*/ 1,
3877 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3878 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3879 /*data_ptr*/ (uint8_t *)log_dir,
3880 /*dxfer_len*/ sizeof(*log_dir),
3881 /*sense_len*/ SSD_FULL_SIZE,
3882 /*timeout*/ da_default_timeout * 1000);
3883
3884 if (retval != 0) {
3885 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3886 free(log_dir, M_SCSIDA);
3887 daprobedone(periph, start_ccb);
3888 break;
3889 }
3890 start_ccb->ccb_h.ccb_bp = NULL;
3891 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_LOGDIR;
3892 xpt_action(start_ccb);
3893 break;
3894 }
3895 case DA_STATE_PROBE_ATA_IDDIR:
3896 {
3897 struct ata_identify_log_pages *id_dir;
3898 int retval;
3899
3900 retval = 0;
3901
3902 /*
3903 * Check here to see whether the Identify Device log is
3904 * supported in the directory of logs. If so, continue
3905 * with requesting the log of identify device pages.
3906 */
3907 if ((softc->flags & DA_FLAG_CAN_ATA_IDLOG) == 0) {
3908 daprobedone(periph, start_ccb);
3909 break;
3910 }
3911
3912 id_dir = malloc(sizeof(*id_dir), M_SCSIDA, M_NOWAIT | M_ZERO);
3913 if (id_dir == NULL) {
3914 xpt_print(periph->path, "Couldn't malloc id_dir "
3915 "data\n");
3916 daprobedone(periph, start_ccb);
3917 break;
3918 }
3919
3920 retval = scsi_ata_read_log(&start_ccb->csio,
3921 /*retries*/ da_retry_count,
3922 /*cbfcnp*/ dadone_probeataiddir,
3923 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3924 /*log_address*/ ATA_IDENTIFY_DATA_LOG,
3925 /*page_number*/ ATA_IDL_PAGE_LIST,
3926 /*block_count*/ 1,
3927 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3928 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3929 /*data_ptr*/ (uint8_t *)id_dir,
3930 /*dxfer_len*/ sizeof(*id_dir),
3931 /*sense_len*/ SSD_FULL_SIZE,
3932 /*timeout*/ da_default_timeout * 1000);
3933
3934 if (retval != 0) {
3935 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3936 free(id_dir, M_SCSIDA);
3937 daprobedone(periph, start_ccb);
3938 break;
3939 }
3940 start_ccb->ccb_h.ccb_bp = NULL;
3941 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_IDDIR;
3942 xpt_action(start_ccb);
3943 break;
3944 }
3945 case DA_STATE_PROBE_ATA_SUP:
3946 {
3947 struct ata_identify_log_sup_cap *sup_cap;
3948 int retval;
3949
3950 retval = 0;
3951
3952 /*
3953 * Check here to see whether the Supported Capabilities log
3954 * is in the list of Identify Device logs.
3955 */
3956 if ((softc->flags & DA_FLAG_CAN_ATA_SUPCAP) == 0) {
3957 daprobedone(periph, start_ccb);
3958 break;
3959 }
3960
3961 sup_cap = malloc(sizeof(*sup_cap), M_SCSIDA, M_NOWAIT|M_ZERO);
3962 if (sup_cap == NULL) {
3963 xpt_print(periph->path, "Couldn't malloc sup_cap "
3964 "data\n");
3965 daprobedone(periph, start_ccb);
3966 break;
3967 }
3968
3969 retval = scsi_ata_read_log(&start_ccb->csio,
3970 /*retries*/ da_retry_count,
3971 /*cbfcnp*/ dadone_probeatasup,
3972 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3973 /*log_address*/ ATA_IDENTIFY_DATA_LOG,
3974 /*page_number*/ ATA_IDL_SUP_CAP,
3975 /*block_count*/ 1,
3976 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3977 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3978 /*data_ptr*/ (uint8_t *)sup_cap,
3979 /*dxfer_len*/ sizeof(*sup_cap),
3980 /*sense_len*/ SSD_FULL_SIZE,
3981 /*timeout*/ da_default_timeout * 1000);
3982
3983 if (retval != 0) {
3984 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3985 free(sup_cap, M_SCSIDA);
3986 daprobedone(periph, start_ccb);
3987 break;
3988 }
3989
3990 start_ccb->ccb_h.ccb_bp = NULL;
3991 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_SUP;
3992 xpt_action(start_ccb);
3993 break;
3994 }
3995 case DA_STATE_PROBE_ATA_ZONE:
3996 {
3997 struct ata_zoned_info_log *ata_zone;
3998 int retval;
3999
4000 retval = 0;
4001
4002 /*
4003 * Check here to see whether the zoned device information
4004 * page is supported. If so, continue on to request it.
4005 * If not, skip to DA_STATE_PROBE_LOG or done.
4006 */
4007 if ((softc->flags & DA_FLAG_CAN_ATA_ZONE) == 0) {
4008 daprobedone(periph, start_ccb);
4009 break;
4010 }
4011 ata_zone = malloc(sizeof(*ata_zone), M_SCSIDA,
4012 M_NOWAIT|M_ZERO);
4013 if (ata_zone == NULL) {
4014 xpt_print(periph->path, "Couldn't malloc ata_zone "
4015 "data\n");
4016 daprobedone(periph, start_ccb);
4017 break;
4018 }
4019
4020 retval = scsi_ata_read_log(&start_ccb->csio,
4021 /*retries*/ da_retry_count,
4022 /*cbfcnp*/ dadone_probeatazone,
4023 /*tag_action*/ MSG_SIMPLE_Q_TAG,
4024 /*log_address*/ ATA_IDENTIFY_DATA_LOG,
4025 /*page_number*/ ATA_IDL_ZDI,
4026 /*block_count*/ 1,
4027 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
4028 AP_PROTO_DMA : AP_PROTO_PIO_IN,
4029 /*data_ptr*/ (uint8_t *)ata_zone,
4030 /*dxfer_len*/ sizeof(*ata_zone),
4031 /*sense_len*/ SSD_FULL_SIZE,
4032 /*timeout*/ da_default_timeout * 1000);
4033
4034 if (retval != 0) {
4035 xpt_print(periph->path, "scsi_ata_read_log() failed!");
4036 free(ata_zone, M_SCSIDA);
4037 daprobedone(periph, start_ccb);
4038 break;
4039 }
4040 start_ccb->ccb_h.ccb_bp = NULL;
4041 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_ZONE;
4042 xpt_action(start_ccb);
4043
4044 break;
4045 }
4046 case DA_STATE_PROBE_ZONE:
4047 {
4048 struct scsi_vpd_zoned_bdc *bdc;
4049
4050 /*
4051 * Note that this page will be supported for SCSI protocol
4052 * devices that support ZBC (SMR devices), as well as ATA
4053 * protocol devices that are behind a SAT (SCSI to ATA
4054 * Translation) layer that supports converting ZBC commands
4055 * to their ZAC equivalents.
4056 */
4057 if (!scsi_vpd_supported_page(periph, SVPD_ZONED_BDC)) {
4058 daprobedone(periph, start_ccb);
4059 break;
4060 }
4061 bdc = (struct scsi_vpd_zoned_bdc *)
4062 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO);
4063
4064 if (bdc == NULL) {
4065 xpt_release_ccb(start_ccb);
4066 xpt_print(periph->path, "Couldn't malloc zone VPD "
4067 "data\n");
4068 break;
4069 }
4070 scsi_inquiry(&start_ccb->csio,
4071 /*retries*/da_retry_count,
4072 /*cbfcnp*/dadone_probezone,
4073 /*tag_action*/MSG_SIMPLE_Q_TAG,
4074 /*inq_buf*/(uint8_t *)bdc,
4075 /*inq_len*/sizeof(*bdc),
4076 /*evpd*/TRUE,
4077 /*page_code*/SVPD_ZONED_BDC,
4078 /*sense_len*/SSD_FULL_SIZE,
4079 /*timeout*/da_default_timeout * 1000);
4080 start_ccb->ccb_h.ccb_bp = NULL;
4081 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ZONE;
4082 xpt_action(start_ccb);
4083 break;
4084 }
4085 }
4086 }
4087
4088 /*
4089 * In each of the methods below, while its the caller's
4090 * responsibility to ensure the request will fit into a
4091 * single device request, we might have changed the delete
4092 * method due to the device incorrectly advertising either
4093 * its supported methods or limits.
4094 *
4095 * To prevent this causing further issues we validate the
4096 * against the methods limits, and warn which would
4097 * otherwise be unnecessary.
4098 */
4099 static void
da_delete_unmap(struct cam_periph * periph,union ccb * ccb,struct bio * bp)4100 da_delete_unmap(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
4101 {
4102 struct da_softc *softc = (struct da_softc *)periph->softc;
4103 struct bio *bp1;
4104 uint8_t *buf = softc->unmap_buf;
4105 struct scsi_unmap_desc *d = (void *)&buf[UNMAP_HEAD_SIZE];
4106 uint64_t lba, lastlba = (uint64_t)-1;
4107 uint64_t totalcount = 0;
4108 uint64_t count;
4109 uint32_t c, lastcount = 0, ranges = 0;
4110
4111 /*
4112 * Currently this doesn't take the UNMAP
4113 * Granularity and Granularity Alignment
4114 * fields into account.
4115 *
4116 * This could result in both unoptimal unmap
4117 * requests as as well as UNMAP calls unmapping
4118 * fewer LBA's than requested.
4119 */
4120
4121 bzero(softc->unmap_buf, sizeof(softc->unmap_buf));
4122 bp1 = bp;
4123 do {
4124 /*
4125 * Note: ada and da are different in how they store the
4126 * pending bp's in a trim. ada stores all of them in the
4127 * trim_req.bps. da stores all but the first one in the
4128 * delete_run_queue. ada then completes all the bps in
4129 * its adadone() loop. da completes all the bps in the
4130 * delete_run_queue in dadone, and relies on the biodone
4131 * after to complete. This should be reconciled since there's
4132 * no real reason to do it differently. XXX
4133 */
4134 if (bp1 != bp)
4135 bioq_insert_tail(&softc->delete_run_queue, bp1);
4136 lba = bp1->bio_pblkno;
4137 count = bp1->bio_bcount / softc->params.secsize;
4138
4139 /* Try to extend the previous range. */
4140 if (lba == lastlba) {
4141 c = omin(count, UNMAP_RANGE_MAX - lastcount);
4142 lastlba += c;
4143 lastcount += c;
4144 scsi_ulto4b(lastcount, d[ranges - 1].length);
4145 count -= c;
4146 lba += c;
4147 totalcount += c;
4148 } else if ((softc->quirks & DA_Q_STRICT_UNMAP) &&
4149 softc->unmap_gran != 0) {
4150 /* Align length of the previous range. */
4151 if ((c = lastcount % softc->unmap_gran) != 0) {
4152 if (lastcount <= c) {
4153 totalcount -= lastcount;
4154 lastlba = (uint64_t)-1;
4155 lastcount = 0;
4156 ranges--;
4157 } else {
4158 totalcount -= c;
4159 lastlba -= c;
4160 lastcount -= c;
4161 scsi_ulto4b(lastcount,
4162 d[ranges - 1].length);
4163 }
4164 }
4165 /* Align beginning of the new range. */
4166 c = (lba - softc->unmap_gran_align) % softc->unmap_gran;
4167 if (c != 0) {
4168 c = softc->unmap_gran - c;
4169 if (count <= c) {
4170 count = 0;
4171 } else {
4172 lba += c;
4173 count -= c;
4174 }
4175 }
4176 }
4177
4178 while (count > 0) {
4179 c = omin(count, UNMAP_RANGE_MAX);
4180 if (totalcount + c > softc->unmap_max_lba ||
4181 ranges >= softc->unmap_max_ranges) {
4182 xpt_print(periph->path,
4183 "%s issuing short delete %ld > %ld"
4184 "|| %d >= %d",
4185 da_delete_method_desc[softc->delete_method],
4186 totalcount + c, softc->unmap_max_lba,
4187 ranges, softc->unmap_max_ranges);
4188 break;
4189 }
4190 scsi_u64to8b(lba, d[ranges].lba);
4191 scsi_ulto4b(c, d[ranges].length);
4192 lba += c;
4193 totalcount += c;
4194 ranges++;
4195 count -= c;
4196 lastlba = lba;
4197 lastcount = c;
4198 }
4199 bp1 = cam_iosched_next_trim(softc->cam_iosched);
4200 if (bp1 == NULL)
4201 break;
4202 if (ranges >= softc->unmap_max_ranges ||
4203 totalcount + bp1->bio_bcount /
4204 softc->params.secsize > softc->unmap_max_lba) {
4205 cam_iosched_put_back_trim(softc->cam_iosched, bp1);
4206 break;
4207 }
4208 } while (1);
4209
4210 /* Align length of the last range. */
4211 if ((softc->quirks & DA_Q_STRICT_UNMAP) && softc->unmap_gran != 0 &&
4212 (c = lastcount % softc->unmap_gran) != 0) {
4213 if (lastcount <= c)
4214 ranges--;
4215 else
4216 scsi_ulto4b(lastcount - c, d[ranges - 1].length);
4217 }
4218
4219 scsi_ulto2b(ranges * 16 + 6, &buf[0]);
4220 scsi_ulto2b(ranges * 16, &buf[2]);
4221
4222 scsi_unmap(&ccb->csio,
4223 /*retries*/da_retry_count,
4224 /*cbfcnp*/dadone,
4225 /*tag_action*/MSG_SIMPLE_Q_TAG,
4226 /*byte2*/0,
4227 /*data_ptr*/ buf,
4228 /*dxfer_len*/ ranges * 16 + 8,
4229 /*sense_len*/SSD_FULL_SIZE,
4230 da_default_timeout * 1000);
4231 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
4232 ccb->ccb_h.flags |= CAM_UNLOCKED;
4233 softc->trim_count++;
4234 softc->trim_ranges += ranges;
4235 softc->trim_lbas += totalcount;
4236 cam_iosched_submit_trim(softc->cam_iosched);
4237 }
4238
4239 static void
da_delete_trim(struct cam_periph * periph,union ccb * ccb,struct bio * bp)4240 da_delete_trim(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
4241 {
4242 struct da_softc *softc = (struct da_softc *)periph->softc;
4243 struct bio *bp1;
4244 uint8_t *buf = softc->unmap_buf;
4245 uint64_t lastlba = (uint64_t)-1;
4246 uint64_t count;
4247 uint64_t lba;
4248 uint32_t lastcount = 0, c, requestcount;
4249 int ranges = 0, off, block_count;
4250
4251 bzero(softc->unmap_buf, sizeof(softc->unmap_buf));
4252 bp1 = bp;
4253 do {
4254 if (bp1 != bp)//XXX imp XXX
4255 bioq_insert_tail(&softc->delete_run_queue, bp1);
4256 lba = bp1->bio_pblkno;
4257 count = bp1->bio_bcount / softc->params.secsize;
4258 requestcount = count;
4259
4260 /* Try to extend the previous range. */
4261 if (lba == lastlba) {
4262 c = omin(count, ATA_DSM_RANGE_MAX - lastcount);
4263 lastcount += c;
4264 off = (ranges - 1) * 8;
4265 buf[off + 6] = lastcount & 0xff;
4266 buf[off + 7] = (lastcount >> 8) & 0xff;
4267 count -= c;
4268 lba += c;
4269 }
4270
4271 while (count > 0) {
4272 c = omin(count, ATA_DSM_RANGE_MAX);
4273 off = ranges * 8;
4274
4275 buf[off + 0] = lba & 0xff;
4276 buf[off + 1] = (lba >> 8) & 0xff;
4277 buf[off + 2] = (lba >> 16) & 0xff;
4278 buf[off + 3] = (lba >> 24) & 0xff;
4279 buf[off + 4] = (lba >> 32) & 0xff;
4280 buf[off + 5] = (lba >> 40) & 0xff;
4281 buf[off + 6] = c & 0xff;
4282 buf[off + 7] = (c >> 8) & 0xff;
4283 lba += c;
4284 ranges++;
4285 count -= c;
4286 lastcount = c;
4287 if (count != 0 && ranges == softc->trim_max_ranges) {
4288 xpt_print(periph->path,
4289 "%s issuing short delete %ld > %ld\n",
4290 da_delete_method_desc[softc->delete_method],
4291 requestcount,
4292 (softc->trim_max_ranges - ranges) *
4293 ATA_DSM_RANGE_MAX);
4294 break;
4295 }
4296 }
4297 lastlba = lba;
4298 bp1 = cam_iosched_next_trim(softc->cam_iosched);
4299 if (bp1 == NULL)
4300 break;
4301 if (bp1->bio_bcount / softc->params.secsize >
4302 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) {
4303 cam_iosched_put_back_trim(softc->cam_iosched, bp1);
4304 break;
4305 }
4306 } while (1);
4307
4308 block_count = howmany(ranges, ATA_DSM_BLK_RANGES);
4309 scsi_ata_trim(&ccb->csio,
4310 /*retries*/da_retry_count,
4311 /*cbfcnp*/dadone,
4312 /*tag_action*/MSG_SIMPLE_Q_TAG,
4313 block_count,
4314 /*data_ptr*/buf,
4315 /*dxfer_len*/block_count * ATA_DSM_BLK_SIZE,
4316 /*sense_len*/SSD_FULL_SIZE,
4317 da_default_timeout * 1000);
4318 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
4319 ccb->ccb_h.flags |= CAM_UNLOCKED;
4320 softc->trim_count++;
4321 softc->trim_ranges += ranges;
4322 softc->trim_lbas += block_count;
4323 cam_iosched_submit_trim(softc->cam_iosched);
4324 }
4325
4326 /*
4327 * We calculate ws_max_blks here based off d_delmaxsize instead
4328 * of using softc->ws_max_blks as it is absolute max for the
4329 * device not the protocol max which may well be lower.
4330 */
4331 static void
da_delete_ws(struct cam_periph * periph,union ccb * ccb,struct bio * bp)4332 da_delete_ws(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
4333 {
4334 struct da_softc *softc;
4335 struct bio *bp1;
4336 uint64_t ws_max_blks;
4337 uint64_t lba;
4338 uint64_t count; /* forward compat with WS32 */
4339
4340 softc = (struct da_softc *)periph->softc;
4341 ws_max_blks = softc->disk->d_delmaxsize / softc->params.secsize;
4342 lba = bp->bio_pblkno;
4343 count = 0;
4344 bp1 = bp;
4345 do {
4346 if (bp1 != bp)//XXX imp XXX
4347 bioq_insert_tail(&softc->delete_run_queue, bp1);
4348 count += bp1->bio_bcount / softc->params.secsize;
4349 if (count > ws_max_blks) {
4350 xpt_print(periph->path,
4351 "%s issuing short delete %ld > %ld\n",
4352 da_delete_method_desc[softc->delete_method],
4353 count, ws_max_blks);
4354 count = omin(count, ws_max_blks);
4355 break;
4356 }
4357 bp1 = cam_iosched_next_trim(softc->cam_iosched);
4358 if (bp1 == NULL)
4359 break;
4360 if (lba + count != bp1->bio_pblkno ||
4361 count + bp1->bio_bcount /
4362 softc->params.secsize > ws_max_blks) {
4363 cam_iosched_put_back_trim(softc->cam_iosched, bp1);
4364 break;
4365 }
4366 } while (1);
4367
4368 scsi_write_same(&ccb->csio,
4369 /*retries*/da_retry_count,
4370 /*cbfcnp*/dadone,
4371 /*tag_action*/MSG_SIMPLE_Q_TAG,
4372 /*byte2*/softc->delete_method ==
4373 DA_DELETE_ZERO ? 0 : SWS_UNMAP,
4374 softc->delete_method == DA_DELETE_WS16 ? 16 : 10,
4375 /*lba*/lba,
4376 /*block_count*/count,
4377 /*data_ptr*/ __DECONST(void *, zero_region),
4378 /*dxfer_len*/ softc->params.secsize,
4379 /*sense_len*/SSD_FULL_SIZE,
4380 da_default_timeout * 1000);
4381 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
4382 ccb->ccb_h.flags |= CAM_UNLOCKED;
4383 softc->trim_count++;
4384 softc->trim_ranges++;
4385 softc->trim_lbas += count;
4386 cam_iosched_submit_trim(softc->cam_iosched);
4387 }
4388
4389 static int
cmd6workaround(union ccb * ccb)4390 cmd6workaround(union ccb *ccb)
4391 {
4392 struct scsi_rw_6 cmd6;
4393 struct scsi_rw_10 *cmd10;
4394 struct da_softc *softc;
4395 uint8_t *cdb;
4396 struct bio *bp;
4397 int frozen;
4398
4399 cdb = ccb->csio.cdb_io.cdb_bytes;
4400 softc = (struct da_softc *)xpt_path_periph(ccb->ccb_h.path)->softc;
4401
4402 if (ccb->ccb_h.ccb_state == DA_CCB_DELETE) {
4403 da_delete_methods old_method = softc->delete_method;
4404
4405 /*
4406 * Typically there are two reasons for failure here
4407 * 1. Delete method was detected as supported but isn't
4408 * 2. Delete failed due to invalid params e.g. too big
4409 *
4410 * While we will attempt to choose an alternative delete method
4411 * this may result in short deletes if the existing delete
4412 * requests from geom are big for the new method chosen.
4413 *
4414 * This method assumes that the error which triggered this
4415 * will not retry the io otherwise a panic will occur
4416 */
4417 dadeleteflag(softc, old_method, 0);
4418 dadeletemethodchoose(softc, DA_DELETE_DISABLE);
4419 if (softc->delete_method == DA_DELETE_DISABLE)
4420 xpt_print(ccb->ccb_h.path,
4421 "%s failed, disabling BIO_DELETE\n",
4422 da_delete_method_desc[old_method]);
4423 else
4424 xpt_print(ccb->ccb_h.path,
4425 "%s failed, switching to %s BIO_DELETE\n",
4426 da_delete_method_desc[old_method],
4427 da_delete_method_desc[softc->delete_method]);
4428
4429 while ((bp = bioq_takefirst(&softc->delete_run_queue)) != NULL)
4430 cam_iosched_queue_work(softc->cam_iosched, bp);
4431 cam_iosched_queue_work(softc->cam_iosched,
4432 (struct bio *)ccb->ccb_h.ccb_bp);
4433 ccb->ccb_h.ccb_bp = NULL;
4434 return (0);
4435 }
4436
4437 /* Detect unsupported PREVENT ALLOW MEDIUM REMOVAL. */
4438 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 &&
4439 (*cdb == PREVENT_ALLOW) &&
4440 (softc->quirks & DA_Q_NO_PREVENT) == 0) {
4441 if (bootverbose)
4442 xpt_print(ccb->ccb_h.path,
4443 "PREVENT ALLOW MEDIUM REMOVAL not supported.\n");
4444 softc->quirks |= DA_Q_NO_PREVENT;
4445 return (0);
4446 }
4447
4448 /* Detect unsupported SYNCHRONIZE CACHE(10). */
4449 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 &&
4450 (*cdb == SYNCHRONIZE_CACHE) &&
4451 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) {
4452 if (bootverbose)
4453 xpt_print(ccb->ccb_h.path,
4454 "SYNCHRONIZE CACHE(10) not supported.\n");
4455 softc->quirks |= DA_Q_NO_SYNC_CACHE;
4456 softc->disk->d_flags &= ~DISKFLAG_CANFLUSHCACHE;
4457 return (0);
4458 }
4459
4460 /* Translation only possible if CDB is an array and cmd is R/W6 */
4461 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0 ||
4462 (*cdb != READ_6 && *cdb != WRITE_6))
4463 return 0;
4464
4465 xpt_print(ccb->ccb_h.path, "READ(6)/WRITE(6) not supported, "
4466 "increasing minimum_cmd_size to 10.\n");
4467 softc->minimum_cmd_size = 10;
4468
4469 bcopy(cdb, &cmd6, sizeof(struct scsi_rw_6));
4470 cmd10 = (struct scsi_rw_10 *)cdb;
4471 cmd10->opcode = (cmd6.opcode == READ_6) ? READ_10 : WRITE_10;
4472 cmd10->byte2 = 0;
4473 scsi_ulto4b(scsi_3btoul(cmd6.addr), cmd10->addr);
4474 cmd10->reserved = 0;
4475 scsi_ulto2b(cmd6.length, cmd10->length);
4476 cmd10->control = cmd6.control;
4477 ccb->csio.cdb_len = sizeof(*cmd10);
4478
4479 /* Requeue request, unfreezing queue if necessary */
4480 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0;
4481 ccb->ccb_h.status = CAM_REQUEUE_REQ;
4482 xpt_action(ccb);
4483 if (frozen) {
4484 cam_release_devq(ccb->ccb_h.path,
4485 /*relsim_flags*/0,
4486 /*reduction*/0,
4487 /*timeout*/0,
4488 /*getcount_only*/0);
4489 }
4490 return (ERESTART);
4491 }
4492
4493 static void
dazonedone(struct cam_periph * periph,union ccb * ccb)4494 dazonedone(struct cam_periph *periph, union ccb *ccb)
4495 {
4496 struct da_softc *softc;
4497 struct bio *bp;
4498
4499 softc = periph->softc;
4500 bp = (struct bio *)ccb->ccb_h.ccb_bp;
4501
4502 switch (bp->bio_zone.zone_cmd) {
4503 case DISK_ZONE_OPEN:
4504 case DISK_ZONE_CLOSE:
4505 case DISK_ZONE_FINISH:
4506 case DISK_ZONE_RWP:
4507 break;
4508 case DISK_ZONE_REPORT_ZONES: {
4509 uint32_t avail_len;
4510 struct disk_zone_report *rep;
4511 struct scsi_report_zones_hdr *hdr;
4512 struct scsi_report_zones_desc *desc;
4513 struct disk_zone_rep_entry *entry;
4514 uint32_t hdr_len, num_avail;
4515 uint32_t num_to_fill, i;
4516 int ata;
4517
4518 rep = &bp->bio_zone.zone_params.report;
4519 avail_len = ccb->csio.dxfer_len - ccb->csio.resid;
4520 /*
4521 * Note that bio_resid isn't normally used for zone
4522 * commands, but it is used by devstat_end_transaction_bio()
4523 * to determine how much data was transferred. Because
4524 * the size of the SCSI/ATA data structures is different
4525 * than the size of the BIO interface structures, the
4526 * amount of data actually transferred from the drive will
4527 * be different than the amount of data transferred to
4528 * the user.
4529 */
4530 bp->bio_resid = ccb->csio.resid;
4531 hdr = (struct scsi_report_zones_hdr *)ccb->csio.data_ptr;
4532 if (avail_len < sizeof(*hdr)) {
4533 /*
4534 * Is there a better error than EIO here? We asked
4535 * for at least the header, and we got less than
4536 * that.
4537 */
4538 bp->bio_error = EIO;
4539 bp->bio_flags |= BIO_ERROR;
4540 bp->bio_resid = bp->bio_bcount;
4541 break;
4542 }
4543
4544 if (softc->zone_interface == DA_ZONE_IF_ATA_PASS)
4545 ata = 1;
4546 else
4547 ata = 0;
4548
4549 hdr_len = ata ? le32dec(hdr->length) :
4550 scsi_4btoul(hdr->length);
4551 if (hdr_len > 0)
4552 rep->entries_available = hdr_len / sizeof(*desc);
4553 else
4554 rep->entries_available = 0;
4555 /*
4556 * NOTE: using the same values for the BIO version of the
4557 * same field as the SCSI/ATA values. This means we could
4558 * get some additional values that aren't defined in bio.h
4559 * if more values of the same field are defined later.
4560 */
4561 rep->header.same = hdr->byte4 & SRZ_SAME_MASK;
4562 rep->header.maximum_lba = ata ? le64dec(hdr->maximum_lba) :
4563 scsi_8btou64(hdr->maximum_lba);
4564 /*
4565 * If the drive reports no entries that match the query,
4566 * we're done.
4567 */
4568 if (hdr_len == 0) {
4569 rep->entries_filled = 0;
4570 break;
4571 }
4572
4573 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc),
4574 hdr_len / sizeof(*desc));
4575 /*
4576 * If the drive didn't return any data, then we're done.
4577 */
4578 if (num_avail == 0) {
4579 rep->entries_filled = 0;
4580 break;
4581 }
4582
4583 num_to_fill = min(num_avail, rep->entries_allocated);
4584 /*
4585 * If the user didn't allocate any entries for us to fill,
4586 * we're done.
4587 */
4588 if (num_to_fill == 0) {
4589 rep->entries_filled = 0;
4590 break;
4591 }
4592
4593 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0];
4594 i < num_to_fill; i++, desc++, entry++) {
4595 /*
4596 * NOTE: we're mapping the values here directly
4597 * from the SCSI/ATA bit definitions to the bio.h
4598 * definitions. There is also a warning in
4599 * disk_zone.h, but the impact is that if
4600 * additional values are added in the SCSI/ATA
4601 * specs these will be visible to consumers of
4602 * this interface.
4603 */
4604 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK;
4605 entry->zone_condition =
4606 (desc->zone_flags & SRZ_ZONE_COND_MASK) >>
4607 SRZ_ZONE_COND_SHIFT;
4608 entry->zone_flags |= desc->zone_flags &
4609 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET);
4610 entry->zone_length =
4611 ata ? le64dec(desc->zone_length) :
4612 scsi_8btou64(desc->zone_length);
4613 entry->zone_start_lba =
4614 ata ? le64dec(desc->zone_start_lba) :
4615 scsi_8btou64(desc->zone_start_lba);
4616 entry->write_pointer_lba =
4617 ata ? le64dec(desc->write_pointer_lba) :
4618 scsi_8btou64(desc->write_pointer_lba);
4619 }
4620 rep->entries_filled = num_to_fill;
4621 break;
4622 }
4623 case DISK_ZONE_GET_PARAMS:
4624 default:
4625 /*
4626 * In theory we should not get a GET_PARAMS bio, since it
4627 * should be handled without queueing the command to the
4628 * drive.
4629 */
4630 panic("%s: Invalid zone command %d", __func__,
4631 bp->bio_zone.zone_cmd);
4632 break;
4633 }
4634
4635 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES)
4636 free(ccb->csio.data_ptr, M_SCSIDA);
4637 }
4638
4639 static void
dadone(struct cam_periph * periph,union ccb * done_ccb)4640 dadone(struct cam_periph *periph, union ccb *done_ccb)
4641 {
4642 struct bio *bp, *bp1;
4643 struct da_softc *softc;
4644 struct ccb_scsiio *csio;
4645 da_ccb_state state;
4646
4647 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone\n"));
4648
4649 softc = (struct da_softc *)periph->softc;
4650 csio = &done_ccb->csio;
4651
4652 #if defined(BUF_TRACKING) || defined(FULL_BUF_TRACKING)
4653 if (csio->bio != NULL)
4654 biotrack(csio->bio, __func__);
4655 #endif
4656 state = csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK;
4657
4658 cam_periph_lock(periph);
4659 bp = (struct bio *)done_ccb->ccb_h.ccb_bp;
4660 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
4661 int error;
4662 int sf;
4663
4664 if ((csio->ccb_h.ccb_state & DA_CCB_RETRY_UA) != 0)
4665 sf = SF_RETRY_UA;
4666 else
4667 sf = 0;
4668
4669 error = daerror(done_ccb, CAM_RETRY_SELTO, sf);
4670 if (error == ERESTART) {
4671 /* A retry was scheduled, so just return. */
4672 cam_periph_unlock(periph);
4673 return;
4674 }
4675 /*
4676 * refresh bp, since cmd6workaround may set it to NULL when
4677 * there's no delete methos available since it pushes the bp
4678 * back onto the work queue to reschedule it (since different
4679 * delete methods have different size limitations).
4680 */
4681 bp = (struct bio *)done_ccb->ccb_h.ccb_bp;
4682 if (error != 0) {
4683 bool pack_invalid =
4684 (softc->flags & DA_FLAG_PACK_INVALID) != 0;
4685
4686 if (error == ENXIO && !pack_invalid) {
4687 /*
4688 * ENXIO flags ASC/ASCQ codes for either media
4689 * missing, or the drive being extremely
4690 * unhealthy. Invalidate peripheral on this
4691 * catestrophic error when the pack is valid
4692 * since we set the pack invalid bit only for
4693 * the few ASC/ASCQ codes indicating missing
4694 * media. The invalidation will flush any
4695 * queued I/O and short-circuit retries for
4696 * other I/O. We only invalidate the da device
4697 * so the passX device remains for recovery and
4698 * diagnostics.
4699 *
4700 * While we do also set the pack invalid bit
4701 * after invalidating the peripheral, the
4702 * pending I/O will have been flushed then with
4703 * no new I/O starting, so this 'edge' case
4704 * doesn't matter.
4705 */
4706 xpt_print(periph->path, "Invalidating pack\n");
4707 cam_periph_invalidate(periph);
4708 } else {
4709 /*
4710 * Return all queued I/O with EIO, so that the
4711 * client can retry these I/Os in the proper
4712 * order should it attempt to recover. When the
4713 * pack is invalid, fail all I/O with ENXIO
4714 * since we can't assume when the media returns
4715 * it's the same media and we force a trip
4716 * through daclose / daopen and the client won't
4717 * retry.
4718 */
4719 cam_iosched_flush(softc->cam_iosched, NULL,
4720 pack_invalid ? ENXIO : EIO);
4721 }
4722 if (bp != NULL) {
4723 bp->bio_error = error;
4724 bp->bio_resid = bp->bio_bcount;
4725 bp->bio_flags |= BIO_ERROR;
4726 }
4727 } else if (bp != NULL) {
4728 if (state == DA_CCB_DELETE)
4729 bp->bio_resid = 0;
4730 else
4731 bp->bio_resid = csio->resid;
4732 bp->bio_error = 0;
4733 if (bp->bio_resid != 0)
4734 bp->bio_flags |= BIO_ERROR;
4735 }
4736 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
4737 cam_release_devq(done_ccb->ccb_h.path,
4738 /*relsim_flags*/0,
4739 /*reduction*/0,
4740 /*timeout*/0,
4741 /*getcount_only*/0);
4742 } else if (bp != NULL) {
4743 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
4744 panic("REQ_CMP with QFRZN");
4745 if (bp->bio_cmd == BIO_ZONE)
4746 dazonedone(periph, done_ccb);
4747 else if (state == DA_CCB_DELETE)
4748 bp->bio_resid = 0;
4749 else
4750 bp->bio_resid = csio->resid;
4751 if ((csio->resid > 0) && (bp->bio_cmd != BIO_ZONE))
4752 bp->bio_flags |= BIO_ERROR;
4753 if (softc->error_inject != 0) {
4754 bp->bio_error = softc->error_inject;
4755 bp->bio_resid = bp->bio_bcount;
4756 bp->bio_flags |= BIO_ERROR;
4757 softc->error_inject = 0;
4758 }
4759 }
4760
4761 if (bp != NULL)
4762 biotrack(bp, __func__);
4763 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le);
4764 if (LIST_EMPTY(&softc->pending_ccbs))
4765 softc->flags |= DA_FLAG_WAS_OTAG;
4766
4767 /*
4768 * We need to call cam_iosched before we call biodone so that we don't
4769 * measure any activity that happens in the completion routine, which in
4770 * the case of sendfile can be quite extensive. Release the periph
4771 * refcount taken in dastart() for each CCB.
4772 */
4773 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb);
4774 xpt_release_ccb(done_ccb);
4775 KASSERT(softc->refcount >= 1, ("dadone softc %p refcount %d", softc, softc->refcount));
4776 softc->refcount--;
4777 if (state == DA_CCB_DELETE) {
4778 TAILQ_HEAD(, bio) queue;
4779
4780 TAILQ_INIT(&queue);
4781 TAILQ_CONCAT(&queue, &softc->delete_run_queue.queue, bio_queue);
4782 softc->delete_run_queue.insert_point = NULL;
4783 /*
4784 * Normally, the xpt_release_ccb() above would make sure
4785 * that when we have more work to do, that work would
4786 * get kicked off. However, we specifically keep
4787 * delete_running set to 0 before the call above to
4788 * allow other I/O to progress when many BIO_DELETE
4789 * requests are pushed down. We set delete_running to 0
4790 * and call daschedule again so that we don't stall if
4791 * there are no other I/Os pending apart from BIO_DELETEs.
4792 */
4793 cam_iosched_trim_done(softc->cam_iosched);
4794 daschedule(periph);
4795 cam_periph_unlock(periph);
4796 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) {
4797 TAILQ_REMOVE(&queue, bp1, bio_queue);
4798 bp1->bio_error = bp->bio_error;
4799 if (bp->bio_flags & BIO_ERROR) {
4800 bp1->bio_flags |= BIO_ERROR;
4801 bp1->bio_resid = bp1->bio_bcount;
4802 } else
4803 bp1->bio_resid = 0;
4804 biodone(bp1);
4805 }
4806 } else {
4807 daschedule(periph);
4808 cam_periph_unlock(periph);
4809 }
4810 if (bp != NULL)
4811 biodone(bp);
4812 return;
4813 }
4814
4815 static void
dadone_probewp(struct cam_periph * periph,union ccb * done_ccb)4816 dadone_probewp(struct cam_periph *periph, union ccb *done_ccb)
4817 {
4818 struct da_softc *softc;
4819 struct ccb_scsiio *csio;
4820 uint32_t priority;
4821
4822 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probewp\n"));
4823
4824 softc = (struct da_softc *)periph->softc;
4825 priority = done_ccb->ccb_h.pinfo.priority;
4826 csio = &done_ccb->csio;
4827
4828 cam_periph_assert(periph, MA_OWNED);
4829
4830 KASSERT(softc->state == DA_STATE_PROBE_WP,
4831 ("State (%d) not PROBE_WP in dadone_probewp, periph %p ccb %p",
4832 softc->state, periph, done_ccb));
4833 KASSERT((csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK) == DA_CCB_PROBE_WP,
4834 ("CCB State (%lu) not PROBE_WP in dadone_probewp, periph %p ccb %p",
4835 (unsigned long)csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK, periph,
4836 done_ccb));
4837
4838 if (cam_ccb_status(done_ccb) == CAM_REQ_CMP) {
4839 int len, off;
4840 uint8_t dev_spec;
4841
4842 if (csio->cdb_len > 6) {
4843 struct scsi_mode_header_10 *mh =
4844 (struct scsi_mode_header_10 *)csio->data_ptr;
4845 len = 2 + scsi_2btoul(mh->data_length);
4846 off = sizeof(*mh) + scsi_2btoul(mh->blk_desc_len);
4847 dev_spec = mh->dev_spec;
4848 } else {
4849 struct scsi_mode_header_6 *mh =
4850 (struct scsi_mode_header_6 *)csio->data_ptr;
4851 len = 1 + mh->data_length;
4852 off = sizeof(*mh) + mh->blk_desc_len;
4853 dev_spec = mh->dev_spec;
4854 }
4855 if ((dev_spec & 0x80) != 0)
4856 softc->disk->d_flags |= DISKFLAG_WRITE_PROTECT;
4857 else
4858 softc->disk->d_flags &= ~DISKFLAG_WRITE_PROTECT;
4859
4860 /* Next time request only the first of returned mode pages. */
4861 if (off < len && off < csio->dxfer_len - csio->resid)
4862 softc->mode_page = csio->data_ptr[off] & SMPH_PC_MASK;
4863 } else {
4864 int error;
4865
4866 error = daerror(done_ccb, CAM_RETRY_SELTO,
4867 SF_RETRY_UA|SF_NO_PRINT);
4868 if (error == ERESTART)
4869 return;
4870 else if (error != 0) {
4871 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
4872 /* Don't wedge this device's queue */
4873 cam_release_devq(done_ccb->ccb_h.path,
4874 /*relsim_flags*/0,
4875 /*reduction*/0,
4876 /*timeout*/0,
4877 /*getcount_only*/0);
4878 }
4879
4880 /* We don't depend on it, so don't try again. */
4881 softc->mode_page = -1;
4882 }
4883 }
4884
4885 free(csio->data_ptr, M_SCSIDA);
4886 if ((softc->flags & DA_FLAG_CAN_RC16) != 0)
4887 softc->state = DA_STATE_PROBE_RC16;
4888 else
4889 softc->state = DA_STATE_PROBE_RC;
4890 xpt_release_ccb(done_ccb);
4891 xpt_schedule(periph, priority);
4892 return;
4893 }
4894
4895 static void
dadone_proberc(struct cam_periph * periph,union ccb * done_ccb)4896 dadone_proberc(struct cam_periph *periph, union ccb *done_ccb)
4897 {
4898 struct scsi_read_capacity_data *rdcap;
4899 struct scsi_read_capacity_data_long *rcaplong;
4900 struct da_softc *softc;
4901 struct ccb_scsiio *csio;
4902 da_ccb_state state;
4903 char *announce_buf;
4904 uint32_t priority;
4905 int n;
4906
4907 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_proberc\n"));
4908
4909 softc = (struct da_softc *)periph->softc;
4910 priority = done_ccb->ccb_h.pinfo.priority;
4911 csio = &done_ccb->csio;
4912 state = csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK;
4913
4914 KASSERT(softc->state == DA_STATE_PROBE_RC || softc->state == DA_STATE_PROBE_RC16,
4915 ("State (%d) not PROBE_RC* in dadone_proberc, periph %p ccb %p",
4916 softc->state, periph, done_ccb));
4917 KASSERT(state == DA_CCB_PROBE_RC || state == DA_CCB_PROBE_RC16,
4918 ("CCB State (%lu) not PROBE_RC* in dadone_probewp, periph %p ccb %p",
4919 (unsigned long)state, periph, done_ccb));
4920
4921 rdcap = NULL;
4922 rcaplong = NULL;
4923 /* XXX TODO: can this be a malloc? */
4924 announce_buf = softc->announce_temp;
4925 bzero(announce_buf, DA_ANNOUNCETMP_SZ);
4926
4927 if (state == DA_CCB_PROBE_RC)
4928 rdcap =(struct scsi_read_capacity_data *)csio->data_ptr;
4929 else
4930 rcaplong = (struct scsi_read_capacity_data_long *)
4931 csio->data_ptr;
4932
4933 cam_periph_assert(periph, MA_OWNED);
4934
4935 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
4936 struct disk_params *dp;
4937 uint32_t block_size;
4938 uint64_t maxsector;
4939 u_int lalba; /* Lowest aligned LBA. */
4940
4941 if (state == DA_CCB_PROBE_RC) {
4942 block_size = scsi_4btoul(rdcap->length);
4943 maxsector = scsi_4btoul(rdcap->addr);
4944 lalba = 0;
4945
4946 /*
4947 * According to SBC-2, if the standard 10
4948 * byte READ CAPACITY command returns 2^32,
4949 * we should issue the 16 byte version of
4950 * the command, since the device in question
4951 * has more sectors than can be represented
4952 * with the short version of the command.
4953 */
4954 if (maxsector == 0xffffffff) {
4955 free(rdcap, M_SCSIDA);
4956 softc->state = DA_STATE_PROBE_RC16;
4957 xpt_release_ccb(done_ccb);
4958 xpt_schedule(periph, priority);
4959 return;
4960 }
4961 } else {
4962 block_size = scsi_4btoul(rcaplong->length);
4963 maxsector = scsi_8btou64(rcaplong->addr);
4964 lalba = scsi_2btoul(rcaplong->lalba_lbp);
4965 }
4966
4967 /*
4968 * Because GEOM code just will panic us if we
4969 * give them an 'illegal' value we'll avoid that
4970 * here.
4971 */
4972 if (block_size == 0) {
4973 block_size = 512;
4974 if (maxsector == 0)
4975 maxsector = -1;
4976 }
4977 if (block_size >= maxphys) {
4978 xpt_print(periph->path,
4979 "unsupportable block size %ju\n",
4980 (uintmax_t) block_size);
4981 announce_buf = NULL;
4982 cam_periph_invalidate(periph);
4983 } else {
4984 /*
4985 * We pass rcaplong into dasetgeom(),
4986 * because it will only use it if it is
4987 * non-NULL.
4988 */
4989 dasetgeom(periph, block_size, maxsector,
4990 rcaplong, sizeof(*rcaplong));
4991 if ((lalba & SRC16_LBPME_A) != 0 &&
4992 (softc->quirks & DA_Q_NO_UNMAP) == 0)
4993 softc->flags |= DA_FLAG_LBP;
4994 dp = &softc->params;
4995 n = snprintf(announce_buf, DA_ANNOUNCETMP_SZ,
4996 "%juMB (%ju %u byte sectors",
4997 ((uintmax_t)dp->secsize * dp->sectors) /
4998 (1024 * 1024),
4999 (uintmax_t)dp->sectors, dp->secsize);
5000 if (softc->p_type != 0) {
5001 n += snprintf(announce_buf + n,
5002 DA_ANNOUNCETMP_SZ - n,
5003 ", DIF type %d", softc->p_type);
5004 }
5005 snprintf(announce_buf + n, DA_ANNOUNCETMP_SZ - n, ")");
5006 }
5007 } else {
5008 int error;
5009
5010 /*
5011 * Retry any UNIT ATTENTION type errors. They
5012 * are expected at boot.
5013 */
5014 error = daerror(done_ccb, CAM_RETRY_SELTO,
5015 SF_RETRY_UA|SF_NO_PRINT);
5016 if (error == ERESTART) {
5017 /*
5018 * A retry was scheuled, so
5019 * just return.
5020 */
5021 return;
5022 } else if (error != 0) {
5023 int asc, ascq;
5024 int sense_key, error_code;
5025 int have_sense;
5026 cam_status status;
5027 struct ccb_getdev cgd;
5028
5029 /* Don't wedge this device's queue */
5030 status = done_ccb->ccb_h.status;
5031 if ((status & CAM_DEV_QFRZN) != 0)
5032 cam_release_devq(done_ccb->ccb_h.path,
5033 /*relsim_flags*/0,
5034 /*reduction*/0,
5035 /*timeout*/0,
5036 /*getcount_only*/0);
5037
5038 memset(&cgd, 0, sizeof(cgd));
5039 xpt_setup_ccb(&cgd.ccb_h, done_ccb->ccb_h.path,
5040 CAM_PRIORITY_NORMAL);
5041 cgd.ccb_h.func_code = XPT_GDEV_TYPE;
5042 xpt_action((union ccb *)&cgd);
5043
5044 if (scsi_extract_sense_ccb(done_ccb,
5045 &error_code, &sense_key, &asc, &ascq))
5046 have_sense = TRUE;
5047 else
5048 have_sense = FALSE;
5049
5050 /*
5051 * If we tried READ CAPACITY(16) and failed,
5052 * fallback to READ CAPACITY(10).
5053 */
5054 if ((state == DA_CCB_PROBE_RC16) &&
5055 (softc->flags & DA_FLAG_CAN_RC16) &&
5056 (((csio->ccb_h.status & CAM_STATUS_MASK) ==
5057 CAM_REQ_INVALID) ||
5058 ((have_sense) &&
5059 (error_code == SSD_CURRENT_ERROR ||
5060 error_code == SSD_DESC_CURRENT_ERROR) &&
5061 (sense_key == SSD_KEY_ILLEGAL_REQUEST)))) {
5062 cam_periph_assert(periph, MA_OWNED);
5063 softc->flags &= ~DA_FLAG_CAN_RC16;
5064 free(rdcap, M_SCSIDA);
5065 softc->state = DA_STATE_PROBE_RC;
5066 xpt_release_ccb(done_ccb);
5067 xpt_schedule(periph, priority);
5068 return;
5069 }
5070
5071 /*
5072 * Attach to anything that claims to be a direct access
5073 * or optical disk device, as long as it doesn't return
5074 * a "Logical unit not supported" (25/0) error.
5075 * "Internal Target Failure" (44/0) is also special and
5076 * typically means that the device is a SATA drive
5077 * behind a SATL translation that's fallen into a
5078 * terminally fatal state.
5079 *
5080 * 25/0: LOGICAL UNIT NOT SUPPORTED
5081 * 44/0: INTERNAL TARGET FAILURE
5082 * 44/1: PERSISTENT RESERVATION INFORMATION LOST
5083 * 44/71: ATA DEVICE FAILED SET FEATURES
5084 */
5085 if ((have_sense)
5086 && (asc != 0x25) && (asc != 0x44)
5087 && (error_code == SSD_CURRENT_ERROR
5088 || error_code == SSD_DESC_CURRENT_ERROR)) {
5089 const char *sense_key_desc;
5090 const char *asc_desc;
5091
5092 dasetgeom(periph, 512, -1, NULL, 0);
5093 scsi_sense_desc(sense_key, asc, ascq,
5094 &cgd.inq_data, &sense_key_desc,
5095 &asc_desc);
5096 snprintf(announce_buf, DA_ANNOUNCETMP_SZ,
5097 "Attempt to query device "
5098 "size failed: %s, %s",
5099 sense_key_desc, asc_desc);
5100 } else {
5101 if (have_sense)
5102 scsi_sense_print(&done_ccb->csio);
5103 else {
5104 xpt_print(periph->path,
5105 "got CAM status %#x\n",
5106 done_ccb->ccb_h.status);
5107 }
5108
5109 xpt_print(periph->path, "fatal error, "
5110 "failed to attach to device\n");
5111
5112 announce_buf = NULL;
5113
5114 /*
5115 * Free up resources.
5116 */
5117 cam_periph_invalidate(periph);
5118 }
5119 }
5120 }
5121 free(csio->data_ptr, M_SCSIDA);
5122 if (announce_buf != NULL &&
5123 ((softc->flags & DA_FLAG_ANNOUNCED) == 0)) {
5124 struct sbuf sb;
5125
5126 sbuf_new(&sb, softc->announcebuf, DA_ANNOUNCE_SZ,
5127 SBUF_FIXEDLEN);
5128 xpt_announce_periph_sbuf(periph, &sb, announce_buf);
5129 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks,
5130 DA_Q_BIT_STRING);
5131 sbuf_finish(&sb);
5132 sbuf_putbuf(&sb);
5133
5134 /*
5135 * Create our sysctl variables, now that we know
5136 * we have successfully attached.
5137 */
5138 /* increase the refcount */
5139 if (da_periph_acquire(periph, DA_REF_SYSCTL) == 0) {
5140 taskqueue_enqueue(taskqueue_thread,
5141 &softc->sysctl_task);
5142 } else {
5143 /* XXX This message is useless! */
5144 xpt_print(periph->path, "fatal error, "
5145 "could not acquire reference count\n");
5146 }
5147 }
5148
5149 /* We already probed the device. */
5150 if (softc->flags & DA_FLAG_PROBED) {
5151 daprobedone(periph, done_ccb);
5152 return;
5153 }
5154
5155 softc->state = DA_STATE_PROBE_CACHE;
5156 xpt_release_ccb(done_ccb);
5157 xpt_schedule(periph, priority);
5158 return;
5159 }
5160
5161 static void
dadone_probelbp(struct cam_periph * periph,union ccb * done_ccb)5162 dadone_probelbp(struct cam_periph *periph, union ccb *done_ccb)
5163 {
5164 struct scsi_vpd_logical_block_prov *lbp;
5165 struct da_softc *softc;
5166 struct ccb_scsiio *csio;
5167 uint32_t priority;
5168
5169 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probelbp\n"));
5170
5171 softc = (struct da_softc *)periph->softc;
5172 priority = done_ccb->ccb_h.pinfo.priority;
5173 csio = &done_ccb->csio;
5174 lbp = (struct scsi_vpd_logical_block_prov *)csio->data_ptr;
5175
5176 cam_periph_assert(periph, MA_OWNED);
5177
5178 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5179 /*
5180 * T10/1799-D Revision 31 states at least one of these
5181 * must be supported but we don't currently enforce this.
5182 */
5183 dadeleteflag(softc, DA_DELETE_WS16,
5184 (lbp->flags & SVPD_LBP_WS16));
5185 dadeleteflag(softc, DA_DELETE_WS10,
5186 (lbp->flags & SVPD_LBP_WS10));
5187 dadeleteflag(softc, DA_DELETE_UNMAP,
5188 (lbp->flags & SVPD_LBP_UNMAP));
5189 } else {
5190 int error;
5191 error = daerror(done_ccb, CAM_RETRY_SELTO,
5192 SF_RETRY_UA|SF_NO_PRINT);
5193 if (error == ERESTART)
5194 return;
5195 else if (error != 0) {
5196 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5197 /* Don't wedge this device's queue */
5198 cam_release_devq(done_ccb->ccb_h.path,
5199 /*relsim_flags*/0,
5200 /*reduction*/0,
5201 /*timeout*/0,
5202 /*getcount_only*/0);
5203 }
5204
5205 /*
5206 * Failure indicates we don't support any SBC-3
5207 * delete methods with UNMAP
5208 */
5209 }
5210 }
5211
5212 free(lbp, M_SCSIDA);
5213 softc->state = DA_STATE_PROBE_BLK_LIMITS;
5214 xpt_release_ccb(done_ccb);
5215 xpt_schedule(periph, priority);
5216 return;
5217 }
5218
5219 static void
dadone_probeblklimits(struct cam_periph * periph,union ccb * done_ccb)5220 dadone_probeblklimits(struct cam_periph *periph, union ccb *done_ccb)
5221 {
5222 struct scsi_vpd_block_limits *block_limits;
5223 struct da_softc *softc;
5224 struct ccb_scsiio *csio;
5225 uint32_t priority;
5226
5227 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeblklimits\n"));
5228
5229 softc = (struct da_softc *)periph->softc;
5230 priority = done_ccb->ccb_h.pinfo.priority;
5231 csio = &done_ccb->csio;
5232 block_limits = (struct scsi_vpd_block_limits *)csio->data_ptr;
5233
5234 cam_periph_assert(periph, MA_OWNED);
5235
5236 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5237 uint32_t max_txfer_len = scsi_4btoul(
5238 block_limits->max_txfer_len);
5239 uint32_t max_unmap_lba_cnt = scsi_4btoul(
5240 block_limits->max_unmap_lba_cnt);
5241 uint32_t max_unmap_blk_cnt = scsi_4btoul(
5242 block_limits->max_unmap_blk_cnt);
5243 uint32_t unmap_gran = scsi_4btoul(
5244 block_limits->opt_unmap_grain);
5245 uint32_t unmap_gran_align = scsi_4btoul(
5246 block_limits->unmap_grain_align);
5247 uint64_t ws_max_blks = scsi_8btou64(
5248 block_limits->max_write_same_length);
5249
5250 if (max_txfer_len != 0) {
5251 softc->disk->d_maxsize = MIN(softc->maxio,
5252 (off_t)max_txfer_len * softc->params.secsize);
5253 }
5254
5255 /*
5256 * We should already support UNMAP but we check lba
5257 * and block count to be sure
5258 */
5259 if (max_unmap_lba_cnt != 0x00L &&
5260 max_unmap_blk_cnt != 0x00L) {
5261 softc->unmap_max_lba = max_unmap_lba_cnt;
5262 softc->unmap_max_ranges = min(max_unmap_blk_cnt,
5263 UNMAP_MAX_RANGES);
5264 if (unmap_gran > 1) {
5265 softc->unmap_gran = unmap_gran;
5266 if (unmap_gran_align & 0x80000000) {
5267 softc->unmap_gran_align =
5268 unmap_gran_align & 0x7fffffff;
5269 }
5270 }
5271 } else {
5272 /*
5273 * Unexpected UNMAP limits which means the
5274 * device doesn't actually support UNMAP
5275 */
5276 dadeleteflag(softc, DA_DELETE_UNMAP, 0);
5277 }
5278
5279 if (ws_max_blks != 0x00L)
5280 softc->ws_max_blks = ws_max_blks;
5281 } else {
5282 int error;
5283 error = daerror(done_ccb, CAM_RETRY_SELTO,
5284 SF_RETRY_UA|SF_NO_PRINT);
5285 if (error == ERESTART)
5286 return;
5287 else if (error != 0) {
5288 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5289 /* Don't wedge this device's queue */
5290 cam_release_devq(done_ccb->ccb_h.path,
5291 /*relsim_flags*/0,
5292 /*reduction*/0,
5293 /*timeout*/0,
5294 /*getcount_only*/0);
5295 }
5296
5297 /*
5298 * Failure here doesn't mean UNMAP is not
5299 * supported as this is an optional page.
5300 */
5301 softc->unmap_max_lba = 1;
5302 softc->unmap_max_ranges = 1;
5303 }
5304 }
5305
5306 free(block_limits, M_SCSIDA);
5307 softc->state = DA_STATE_PROBE_BDC;
5308 xpt_release_ccb(done_ccb);
5309 xpt_schedule(periph, priority);
5310 return;
5311 }
5312
5313 static void
dadone_probebdc(struct cam_periph * periph,union ccb * done_ccb)5314 dadone_probebdc(struct cam_periph *periph, union ccb *done_ccb)
5315 {
5316 struct scsi_vpd_block_device_characteristics *bdc;
5317 struct da_softc *softc;
5318 struct ccb_scsiio *csio;
5319 uint32_t priority;
5320
5321 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probebdc\n"));
5322
5323 softc = (struct da_softc *)periph->softc;
5324 priority = done_ccb->ccb_h.pinfo.priority;
5325 csio = &done_ccb->csio;
5326 bdc = (struct scsi_vpd_block_device_characteristics *)csio->data_ptr;
5327
5328 cam_periph_assert(periph, MA_OWNED);
5329
5330 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5331 uint32_t valid_len;
5332
5333 /*
5334 * Disable queue sorting for non-rotational media
5335 * by default.
5336 */
5337 uint16_t old_rate = softc->disk->d_rotation_rate;
5338
5339 valid_len = csio->dxfer_len - csio->resid;
5340 if (SBDC_IS_PRESENT(bdc, valid_len,
5341 medium_rotation_rate)) {
5342 softc->disk->d_rotation_rate =
5343 scsi_2btoul(bdc->medium_rotation_rate);
5344 if (softc->disk->d_rotation_rate == SVPD_NON_ROTATING) {
5345 cam_iosched_set_sort_queue(
5346 softc->cam_iosched, 0);
5347 softc->flags &= ~DA_FLAG_ROTATING;
5348 }
5349 if (softc->disk->d_rotation_rate != old_rate) {
5350 disk_attr_changed(softc->disk,
5351 "GEOM::rotation_rate", M_NOWAIT);
5352 }
5353 }
5354 if ((SBDC_IS_PRESENT(bdc, valid_len, flags))
5355 && (softc->zone_mode == DA_ZONE_NONE)) {
5356 int ata_proto;
5357
5358 if (scsi_vpd_supported_page(periph,
5359 SVPD_ATA_INFORMATION))
5360 ata_proto = 1;
5361 else
5362 ata_proto = 0;
5363
5364 /*
5365 * The Zoned field will only be set for
5366 * Drive Managed and Host Aware drives. If
5367 * they are Host Managed, the device type
5368 * in the standard INQUIRY data should be
5369 * set to T_ZBC_HM (0x14).
5370 */
5371 if ((bdc->flags & SVPD_ZBC_MASK) ==
5372 SVPD_HAW_ZBC) {
5373 softc->zone_mode = DA_ZONE_HOST_AWARE;
5374 softc->zone_interface = (ata_proto) ?
5375 DA_ZONE_IF_ATA_SAT : DA_ZONE_IF_SCSI;
5376 } else if ((bdc->flags & SVPD_ZBC_MASK) ==
5377 SVPD_DM_ZBC) {
5378 softc->zone_mode =DA_ZONE_DRIVE_MANAGED;
5379 softc->zone_interface = (ata_proto) ?
5380 DA_ZONE_IF_ATA_SAT : DA_ZONE_IF_SCSI;
5381 } else if ((bdc->flags & SVPD_ZBC_MASK) !=
5382 SVPD_ZBC_NR) {
5383 xpt_print(periph->path, "Unknown zoned "
5384 "type %#x",
5385 bdc->flags & SVPD_ZBC_MASK);
5386 }
5387 }
5388 } else {
5389 int error;
5390 error = daerror(done_ccb, CAM_RETRY_SELTO,
5391 SF_RETRY_UA|SF_NO_PRINT);
5392 if (error == ERESTART)
5393 return;
5394 else if (error != 0) {
5395 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5396 /* Don't wedge this device's queue */
5397 cam_release_devq(done_ccb->ccb_h.path,
5398 /*relsim_flags*/0,
5399 /*reduction*/0,
5400 /*timeout*/0,
5401 /*getcount_only*/0);
5402 }
5403 }
5404 }
5405
5406 free(bdc, M_SCSIDA);
5407 softc->state = DA_STATE_PROBE_ATA;
5408 xpt_release_ccb(done_ccb);
5409 xpt_schedule(periph, priority);
5410 return;
5411 }
5412
5413 static void
dadone_probecache(struct cam_periph * periph,union ccb * done_ccb)5414 dadone_probecache(struct cam_periph *periph, union ccb *done_ccb)
5415 {
5416 struct da_softc *softc;
5417 struct ccb_scsiio *csio;
5418 uint32_t priority;
5419 struct scsi_mode_header_6 *sense_hdr;
5420 struct scsi_caching_page *cache_page;
5421
5422 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probecache\n"));
5423
5424 softc = (struct da_softc *)periph->softc;
5425 priority = done_ccb->ccb_h.pinfo.priority;
5426 csio = &done_ccb->csio;
5427 sense_hdr = (struct scsi_mode_header_6 *)csio->data_ptr;
5428 cache_page = (struct scsi_caching_page *)(csio->data_ptr +
5429 sizeof(struct scsi_mode_header_6) + sense_hdr->blk_desc_len);
5430
5431 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5432 /*
5433 * Sanity check different fields of the data. We make sure
5434 * there's enough data, in total, and that the page part of the
5435 * data is long enough and that the page number is correct. Some
5436 * devices will return sense data as if we'd requested page 0x3f
5437 * always, for exmaple, and those devices can't be trusted
5438 * (which is why we don't walk the list of pages or try to
5439 * request a bigger buffer). The devices that have problems are
5440 * typically cheap USB thumb drives.
5441 */
5442 if (sense_hdr->data_length + 1 <
5443 sense_hdr->blk_desc_len + sizeof(*cache_page)) {
5444 xpt_print(done_ccb->ccb_h.path,
5445 "CACHE PAGE TOO SHORT data len %d desc len %d\n",
5446 sense_hdr->data_length,
5447 sense_hdr->blk_desc_len);
5448 goto bad;
5449 }
5450 if ((cache_page->page_code & ~SMS_PAGE_CTRL_MASK) !=
5451 SMS_CACHE_PAGE) {
5452 xpt_print(done_ccb->ccb_h.path,
5453 "Bad cache page %#x\n",
5454 cache_page->page_code);
5455 goto bad;
5456 }
5457 if (cache_page->page_length != sizeof(*cache_page) -
5458 offsetof(struct scsi_caching_page, flags1)) {
5459 xpt_print(done_ccb->ccb_h.path,
5460 "CACHE PAGE length bogus %#x\n",
5461 cache_page->page_length);
5462 goto bad;
5463 }
5464 /*
5465 * If there's a block descritor header, we could save the block
5466 * count to compare later against READ CAPACITY or READ CAPACITY
5467 * (16), but the same devices that get those wrongs often don't
5468 * provide a block descritptor header to store away for later.
5469 */
5470
5471 /*
5472 * Warn about aparently unsafe quirking. A couple of
5473 * my USB sticks have WCE enabled, but some quirk somewhere
5474 * disables the necessary SYCHRONIZE CACHE ops.
5475 */
5476 if (softc->quirks & DA_Q_NO_SYNC_CACHE &&
5477 cache_page->flags1 & SCP_WCE)
5478 xpt_print(done_ccb->ccb_h.path,
5479 "Devices quirked NO_SYNC_CACHE, but WCE=1 enabling write cache.\n");
5480 } else {
5481 int error, error_code, sense_key, asc, ascq;
5482 bool mark_bad;
5483
5484 /*
5485 * Three types of errors observed here:
5486 * 24h/00h DZTPROMAEBKVF INVALID FIELD IN CDB
5487 * 26h/00h DZTPROMAEBKVF INVALID FIELD IN PARAMETER LIST
5488 * 3Ah/00h DZT ROM BK MEDIUM NOT PRESENT
5489 *
5490 * The first two are legit ways of saying page 8 doesn't exist
5491 * and set the NO_SYNC_CACHE quirk. The third is a null result:
5492 * At least some devices that report this when a slot is empty
5493 * none-the-less have working SYNCHRONIZE CACHE. Take our
5494 * chances and refrain from setting the quirk. The one device I
5495 * have that does this, but doesn't support the command doesn't
5496 * hang on the command either. I conjecture that the exact card
5497 * that's inserted will determine if SYNC is supported which
5498 * would make repeated probings hard.
5499 */
5500 mark_bad = true;
5501 if (scsi_extract_sense_ccb(done_ccb, &error_code, &sense_key,
5502 &asc, &ascq)) {
5503 if (sense_key == SSD_KEY_NOT_READY && asc == 0x3a)
5504 mark_bad = false;
5505 }
5506 error = daerror(done_ccb, CAM_RETRY_SELTO, SF_RETRY_UA | SF_NO_PRINT);
5507 if (error == ERESTART) {
5508 return;
5509 } else if (error != 0) {
5510 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5511 /* Don't wedge this device's queue */
5512 cam_release_devq(done_ccb->ccb_h.path,
5513 /*relsim_flags*/0,
5514 /*reduction*/0,
5515 /*timeout*/0,
5516 /*getcount_only*/0);
5517 }
5518 }
5519 xpt_print(done_ccb->ccb_h.path,
5520 "MODE SENSE for CACHE page command failed.\n");
5521
5522 /*
5523 * There's no cache page, the command wasn't
5524 * supported, retries failed or the data returned was
5525 * junk. Any one of these reasons is enough to
5526 * conclude that the drive doesn't support caching, so
5527 * SYNCHRONIZE CACHE isn't needed and may hang the
5528 * drive!
5529 */
5530 if (mark_bad) {
5531 bad:
5532 xpt_print(done_ccb->ccb_h.path,
5533 "Mode page 8 missing, disabling SYNCHRONIZE CACHE\n");
5534 if (softc->quirks & DA_Q_NO_SYNC_CACHE)
5535 xpt_print(done_ccb->ccb_h.path,
5536 "Devices already quirked for NO_SYNC_CACHE, maybe remove quirk table\n");
5537 softc->quirks |= DA_Q_NO_SYNC_CACHE;
5538 softc->disk->d_flags &= ~DISKFLAG_CANFLUSHCACHE;
5539 }
5540 }
5541 free(sense_hdr, M_SCSIDA);
5542
5543 /* Ensure re-probe doesn't see old delete. */
5544 softc->delete_available = 0;
5545 dadeleteflag(softc, DA_DELETE_ZERO, 1);
5546 if ((softc->flags & DA_FLAG_LBP) != 0) {
5547 /*
5548 * Based on older SBC-3 spec revisions
5549 * any of the UNMAP methods "may" be
5550 * available via LBP given this flag so
5551 * we flag all of them as available and
5552 * then remove those which further
5553 * probes confirm aren't available
5554 * later.
5555 *
5556 * We could also check readcap(16) p_type
5557 * flag to exclude one or more invalid
5558 * write same (X) types here
5559 */
5560 dadeleteflag(softc, DA_DELETE_WS16, 1);
5561 dadeleteflag(softc, DA_DELETE_WS10, 1);
5562 dadeleteflag(softc, DA_DELETE_UNMAP, 1);
5563
5564 softc->state = DA_STATE_PROBE_LBP;
5565 } else {
5566 softc->state = DA_STATE_PROBE_BDC;
5567 }
5568 xpt_release_ccb(done_ccb);
5569 xpt_schedule(periph, priority);
5570 return;
5571 }
5572
5573 static void
dadone_probeata(struct cam_periph * periph,union ccb * done_ccb)5574 dadone_probeata(struct cam_periph *periph, union ccb *done_ccb)
5575 {
5576 struct ata_params *ata_params;
5577 struct ccb_scsiio *csio;
5578 struct da_softc *softc;
5579 uint32_t priority;
5580 int continue_probe;
5581 int error;
5582
5583 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeata\n"));
5584
5585 softc = (struct da_softc *)periph->softc;
5586 priority = done_ccb->ccb_h.pinfo.priority;
5587 csio = &done_ccb->csio;
5588 ata_params = (struct ata_params *)csio->data_ptr;
5589 continue_probe = 0;
5590 error = 0;
5591
5592 cam_periph_assert(periph, MA_OWNED);
5593
5594 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5595 uint16_t old_rate;
5596
5597 ata_param_fixup(ata_params);
5598 if (ata_params->support_dsm & ATA_SUPPORT_DSM_TRIM &&
5599 (softc->quirks & DA_Q_NO_UNMAP) == 0) {
5600 dadeleteflag(softc, DA_DELETE_ATA_TRIM, 1);
5601 if (ata_params->max_dsm_blocks != 0)
5602 softc->trim_max_ranges = min(
5603 softc->trim_max_ranges,
5604 ata_params->max_dsm_blocks *
5605 ATA_DSM_BLK_RANGES);
5606 }
5607 /*
5608 * Disable queue sorting for non-rotational media
5609 * by default.
5610 */
5611 old_rate = softc->disk->d_rotation_rate;
5612 softc->disk->d_rotation_rate = ata_params->media_rotation_rate;
5613 if (softc->disk->d_rotation_rate == ATA_RATE_NON_ROTATING) {
5614 cam_iosched_set_sort_queue(softc->cam_iosched, 0);
5615 softc->flags &= ~DA_FLAG_ROTATING;
5616 }
5617 if (softc->disk->d_rotation_rate != old_rate) {
5618 disk_attr_changed(softc->disk,
5619 "GEOM::rotation_rate", M_NOWAIT);
5620 }
5621
5622 cam_periph_assert(periph, MA_OWNED);
5623 if (ata_params->capabilities1 & ATA_SUPPORT_DMA)
5624 softc->flags |= DA_FLAG_CAN_ATA_DMA;
5625
5626 if (ata_params->support.extension & ATA_SUPPORT_GENLOG)
5627 softc->flags |= DA_FLAG_CAN_ATA_LOG;
5628
5629 /*
5630 * At this point, if we have a SATA host aware drive,
5631 * we communicate via ATA passthrough unless the
5632 * SAT layer supports ZBC -> ZAC translation. In
5633 * that case,
5634 *
5635 * XXX KDM figure out how to detect a host managed
5636 * SATA drive.
5637 */
5638 if (softc->zone_mode == DA_ZONE_NONE) {
5639 /*
5640 * Note that we don't override the zone
5641 * mode or interface if it has already been
5642 * set. This is because it has either been
5643 * set as a quirk, or when we probed the
5644 * SCSI Block Device Characteristics page,
5645 * the zoned field was set. The latter
5646 * means that the SAT layer supports ZBC to
5647 * ZAC translation, and we would prefer to
5648 * use that if it is available.
5649 */
5650 if ((ata_params->support3 &
5651 ATA_SUPPORT_ZONE_MASK) ==
5652 ATA_SUPPORT_ZONE_HOST_AWARE) {
5653 softc->zone_mode = DA_ZONE_HOST_AWARE;
5654 softc->zone_interface =
5655 DA_ZONE_IF_ATA_PASS;
5656 } else if ((ata_params->support3 &
5657 ATA_SUPPORT_ZONE_MASK) ==
5658 ATA_SUPPORT_ZONE_DEV_MANAGED) {
5659 softc->zone_mode =DA_ZONE_DRIVE_MANAGED;
5660 softc->zone_interface = DA_ZONE_IF_ATA_PASS;
5661 }
5662 }
5663
5664 } else {
5665 error = daerror(done_ccb, CAM_RETRY_SELTO,
5666 SF_RETRY_UA|SF_NO_PRINT);
5667 if (error == ERESTART)
5668 return;
5669 else if (error != 0) {
5670 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5671 /* Don't wedge this device's queue */
5672 cam_release_devq(done_ccb->ccb_h.path,
5673 /*relsim_flags*/0,
5674 /*reduction*/0,
5675 /*timeout*/0,
5676 /*getcount_only*/0);
5677 }
5678 }
5679 }
5680
5681 if ((softc->zone_mode == DA_ZONE_HOST_AWARE)
5682 || (softc->zone_mode == DA_ZONE_HOST_MANAGED)) {
5683 /*
5684 * If the ATA IDENTIFY failed, we could be talking
5685 * to a SCSI drive, although that seems unlikely,
5686 * since the drive did report that it supported the
5687 * ATA Information VPD page. If the ATA IDENTIFY
5688 * succeeded, and the SAT layer doesn't support
5689 * ZBC -> ZAC translation, continue on to get the
5690 * directory of ATA logs, and complete the rest of
5691 * the ZAC probe. If the SAT layer does support
5692 * ZBC -> ZAC translation, we want to use that,
5693 * and we'll probe the SCSI Zoned Block Device
5694 * Characteristics VPD page next.
5695 */
5696 if ((error == 0)
5697 && (softc->flags & DA_FLAG_CAN_ATA_LOG)
5698 && (softc->zone_interface == DA_ZONE_IF_ATA_PASS))
5699 softc->state = DA_STATE_PROBE_ATA_LOGDIR;
5700 else
5701 softc->state = DA_STATE_PROBE_ZONE;
5702 continue_probe = 1;
5703 }
5704 if (continue_probe != 0) {
5705 xpt_schedule(periph, priority);
5706 xpt_release_ccb(done_ccb);
5707 return;
5708 } else
5709 daprobedone(periph, done_ccb);
5710 return;
5711 }
5712
5713 static void
dadone_probeatalogdir(struct cam_periph * periph,union ccb * done_ccb)5714 dadone_probeatalogdir(struct cam_periph *periph, union ccb *done_ccb)
5715 {
5716 struct da_softc *softc;
5717 struct ccb_scsiio *csio;
5718 uint32_t priority;
5719 int error;
5720
5721 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeatalogdir\n"));
5722
5723 softc = (struct da_softc *)periph->softc;
5724 priority = done_ccb->ccb_h.pinfo.priority;
5725 csio = &done_ccb->csio;
5726
5727 cam_periph_assert(periph, MA_OWNED);
5728 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5729 error = 0;
5730 softc->valid_logdir_len = 0;
5731 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir));
5732 softc->valid_logdir_len = csio->dxfer_len - csio->resid;
5733 if (softc->valid_logdir_len > 0)
5734 bcopy(csio->data_ptr, &softc->ata_logdir,
5735 min(softc->valid_logdir_len,
5736 sizeof(softc->ata_logdir)));
5737 /*
5738 * Figure out whether the Identify Device log is
5739 * supported. The General Purpose log directory
5740 * has a header, and lists the number of pages
5741 * available for each GP log identified by the
5742 * offset into the list.
5743 */
5744 if ((softc->valid_logdir_len >=
5745 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t)))
5746 && (le16dec(softc->ata_logdir.header) ==
5747 ATA_GP_LOG_DIR_VERSION)
5748 && (le16dec(&softc->ata_logdir.num_pages[
5749 (ATA_IDENTIFY_DATA_LOG *
5750 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){
5751 softc->flags |= DA_FLAG_CAN_ATA_IDLOG;
5752 } else {
5753 softc->flags &= ~DA_FLAG_CAN_ATA_IDLOG;
5754 }
5755 } else {
5756 error = daerror(done_ccb, CAM_RETRY_SELTO,
5757 SF_RETRY_UA|SF_NO_PRINT);
5758 if (error == ERESTART)
5759 return;
5760 else if (error != 0) {
5761 /*
5762 * If we can't get the ATA log directory,
5763 * then ATA logs are effectively not
5764 * supported even if the bit is set in the
5765 * identify data.
5766 */
5767 softc->flags &= ~(DA_FLAG_CAN_ATA_LOG |
5768 DA_FLAG_CAN_ATA_IDLOG);
5769 if ((done_ccb->ccb_h.status &
5770 CAM_DEV_QFRZN) != 0) {
5771 /* Don't wedge this device's queue */
5772 cam_release_devq(done_ccb->ccb_h.path,
5773 /*relsim_flags*/0,
5774 /*reduction*/0,
5775 /*timeout*/0,
5776 /*getcount_only*/0);
5777 }
5778 }
5779 }
5780
5781 free(csio->data_ptr, M_SCSIDA);
5782
5783 if ((error == 0)
5784 && (softc->flags & DA_FLAG_CAN_ATA_IDLOG)) {
5785 softc->state = DA_STATE_PROBE_ATA_IDDIR;
5786 xpt_release_ccb(done_ccb);
5787 xpt_schedule(periph, priority);
5788 return;
5789 }
5790 daprobedone(periph, done_ccb);
5791 return;
5792 }
5793
5794 static void
dadone_probeataiddir(struct cam_periph * periph,union ccb * done_ccb)5795 dadone_probeataiddir(struct cam_periph *periph, union ccb *done_ccb)
5796 {
5797 struct da_softc *softc;
5798 struct ccb_scsiio *csio;
5799 uint32_t priority;
5800 int error;
5801
5802 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeataiddir\n"));
5803
5804 softc = (struct da_softc *)periph->softc;
5805 priority = done_ccb->ccb_h.pinfo.priority;
5806 csio = &done_ccb->csio;
5807
5808 cam_periph_assert(periph, MA_OWNED);
5809
5810 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5811 off_t entries_offset, max_entries;
5812 error = 0;
5813
5814 softc->valid_iddir_len = 0;
5815 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir));
5816 softc->flags &= ~(DA_FLAG_CAN_ATA_SUPCAP |
5817 DA_FLAG_CAN_ATA_ZONE);
5818 softc->valid_iddir_len = csio->dxfer_len - csio->resid;
5819 if (softc->valid_iddir_len > 0)
5820 bcopy(csio->data_ptr, &softc->ata_iddir,
5821 min(softc->valid_iddir_len,
5822 sizeof(softc->ata_iddir)));
5823
5824 entries_offset =
5825 __offsetof(struct ata_identify_log_pages,entries);
5826 max_entries = softc->valid_iddir_len - entries_offset;
5827 if ((softc->valid_iddir_len > (entries_offset + 1))
5828 && (le64dec(softc->ata_iddir.header) == ATA_IDLOG_REVISION)
5829 && (softc->ata_iddir.entry_count > 0)) {
5830 int num_entries, i;
5831
5832 num_entries = softc->ata_iddir.entry_count;
5833 num_entries = min(num_entries,
5834 softc->valid_iddir_len - entries_offset);
5835 for (i = 0; i < num_entries && i < max_entries; i++) {
5836 if (softc->ata_iddir.entries[i] ==
5837 ATA_IDL_SUP_CAP)
5838 softc->flags |= DA_FLAG_CAN_ATA_SUPCAP;
5839 else if (softc->ata_iddir.entries[i] ==
5840 ATA_IDL_ZDI)
5841 softc->flags |= DA_FLAG_CAN_ATA_ZONE;
5842
5843 if ((softc->flags & DA_FLAG_CAN_ATA_SUPCAP)
5844 && (softc->flags & DA_FLAG_CAN_ATA_ZONE))
5845 break;
5846 }
5847 }
5848 } else {
5849 error = daerror(done_ccb, CAM_RETRY_SELTO,
5850 SF_RETRY_UA|SF_NO_PRINT);
5851 if (error == ERESTART)
5852 return;
5853 else if (error != 0) {
5854 /*
5855 * If we can't get the ATA Identify Data log
5856 * directory, then it effectively isn't
5857 * supported even if the ATA Log directory
5858 * a non-zero number of pages present for
5859 * this log.
5860 */
5861 softc->flags &= ~DA_FLAG_CAN_ATA_IDLOG;
5862 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5863 /* Don't wedge this device's queue */
5864 cam_release_devq(done_ccb->ccb_h.path,
5865 /*relsim_flags*/0,
5866 /*reduction*/0,
5867 /*timeout*/0,
5868 /*getcount_only*/0);
5869 }
5870 }
5871 }
5872
5873 free(csio->data_ptr, M_SCSIDA);
5874
5875 if ((error == 0) && (softc->flags & DA_FLAG_CAN_ATA_SUPCAP)) {
5876 softc->state = DA_STATE_PROBE_ATA_SUP;
5877 xpt_release_ccb(done_ccb);
5878 xpt_schedule(periph, priority);
5879 return;
5880 }
5881 daprobedone(periph, done_ccb);
5882 return;
5883 }
5884
5885 static void
dadone_probeatasup(struct cam_periph * periph,union ccb * done_ccb)5886 dadone_probeatasup(struct cam_periph *periph, union ccb *done_ccb)
5887 {
5888 struct da_softc *softc;
5889 struct ccb_scsiio *csio;
5890 uint32_t priority;
5891 int error;
5892
5893 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeatasup\n"));
5894
5895 softc = (struct da_softc *)periph->softc;
5896 priority = done_ccb->ccb_h.pinfo.priority;
5897 csio = &done_ccb->csio;
5898
5899 cam_periph_assert(periph, MA_OWNED);
5900
5901 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5902 uint32_t valid_len;
5903 size_t needed_size;
5904 struct ata_identify_log_sup_cap *sup_cap;
5905 error = 0;
5906
5907 sup_cap = (struct ata_identify_log_sup_cap *)csio->data_ptr;
5908 valid_len = csio->dxfer_len - csio->resid;
5909 needed_size = __offsetof(struct ata_identify_log_sup_cap,
5910 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap);
5911 if (valid_len >= needed_size) {
5912 uint64_t zoned, zac_cap;
5913
5914 zoned = le64dec(sup_cap->zoned_cap);
5915 if (zoned & ATA_ZONED_VALID) {
5916 /*
5917 * This should have already been
5918 * set, because this is also in the
5919 * ATA identify data.
5920 */
5921 if ((zoned & ATA_ZONED_MASK) ==
5922 ATA_SUPPORT_ZONE_HOST_AWARE)
5923 softc->zone_mode = DA_ZONE_HOST_AWARE;
5924 else if ((zoned & ATA_ZONED_MASK) ==
5925 ATA_SUPPORT_ZONE_DEV_MANAGED)
5926 softc->zone_mode =
5927 DA_ZONE_DRIVE_MANAGED;
5928 }
5929
5930 zac_cap = le64dec(sup_cap->sup_zac_cap);
5931 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) {
5932 if (zac_cap & ATA_REPORT_ZONES_SUP)
5933 softc->zone_flags |=
5934 DA_ZONE_FLAG_RZ_SUP;
5935 if (zac_cap & ATA_ND_OPEN_ZONE_SUP)
5936 softc->zone_flags |=
5937 DA_ZONE_FLAG_OPEN_SUP;
5938 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP)
5939 softc->zone_flags |=
5940 DA_ZONE_FLAG_CLOSE_SUP;
5941 if (zac_cap & ATA_ND_FINISH_ZONE_SUP)
5942 softc->zone_flags |=
5943 DA_ZONE_FLAG_FINISH_SUP;
5944 if (zac_cap & ATA_ND_RWP_SUP)
5945 softc->zone_flags |=
5946 DA_ZONE_FLAG_RWP_SUP;
5947 } else {
5948 /*
5949 * This field was introduced in
5950 * ACS-4, r08 on April 28th, 2015.
5951 * If the drive firmware was written
5952 * to an earlier spec, it won't have
5953 * the field. So, assume all
5954 * commands are supported.
5955 */
5956 softc->zone_flags |= DA_ZONE_FLAG_SUP_MASK;
5957 }
5958 }
5959 } else {
5960 error = daerror(done_ccb, CAM_RETRY_SELTO,
5961 SF_RETRY_UA|SF_NO_PRINT);
5962 if (error == ERESTART)
5963 return;
5964 else if (error != 0) {
5965 /*
5966 * If we can't get the ATA Identify Data
5967 * Supported Capabilities page, clear the
5968 * flag...
5969 */
5970 softc->flags &= ~DA_FLAG_CAN_ATA_SUPCAP;
5971 /*
5972 * And clear zone capabilities.
5973 */
5974 softc->zone_flags &= ~DA_ZONE_FLAG_SUP_MASK;
5975 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5976 /* Don't wedge this device's queue */
5977 cam_release_devq(done_ccb->ccb_h.path,
5978 /*relsim_flags*/0,
5979 /*reduction*/0,
5980 /*timeout*/0,
5981 /*getcount_only*/0);
5982 }
5983 }
5984 }
5985
5986 free(csio->data_ptr, M_SCSIDA);
5987
5988 if ((error == 0) && (softc->flags & DA_FLAG_CAN_ATA_ZONE)) {
5989 softc->state = DA_STATE_PROBE_ATA_ZONE;
5990 xpt_release_ccb(done_ccb);
5991 xpt_schedule(periph, priority);
5992 return;
5993 }
5994 daprobedone(periph, done_ccb);
5995 return;
5996 }
5997
5998 static void
dadone_probeatazone(struct cam_periph * periph,union ccb * done_ccb)5999 dadone_probeatazone(struct cam_periph *periph, union ccb *done_ccb)
6000 {
6001 struct da_softc *softc;
6002 struct ccb_scsiio *csio;
6003 int error;
6004
6005 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeatazone\n"));
6006
6007 softc = (struct da_softc *)periph->softc;
6008 csio = &done_ccb->csio;
6009
6010 cam_periph_assert(periph, MA_OWNED);
6011
6012 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
6013 struct ata_zoned_info_log *zi_log;
6014 uint32_t valid_len;
6015 size_t needed_size;
6016
6017 zi_log = (struct ata_zoned_info_log *)csio->data_ptr;
6018
6019 valid_len = csio->dxfer_len - csio->resid;
6020 needed_size = __offsetof(struct ata_zoned_info_log,
6021 version_info) + 1 + sizeof(zi_log->version_info);
6022 if (valid_len >= needed_size) {
6023 uint64_t tmpvar;
6024
6025 tmpvar = le64dec(zi_log->zoned_cap);
6026 if (tmpvar & ATA_ZDI_CAP_VALID) {
6027 if (tmpvar & ATA_ZDI_CAP_URSWRZ)
6028 softc->zone_flags |=
6029 DA_ZONE_FLAG_URSWRZ;
6030 else
6031 softc->zone_flags &=
6032 ~DA_ZONE_FLAG_URSWRZ;
6033 }
6034 tmpvar = le64dec(zi_log->optimal_seq_zones);
6035 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) {
6036 softc->zone_flags |= DA_ZONE_FLAG_OPT_SEQ_SET;
6037 softc->optimal_seq_zones = (tmpvar &
6038 ATA_ZDI_OPT_SEQ_MASK);
6039 } else {
6040 softc->zone_flags &= ~DA_ZONE_FLAG_OPT_SEQ_SET;
6041 softc->optimal_seq_zones = 0;
6042 }
6043
6044 tmpvar =le64dec(zi_log->optimal_nonseq_zones);
6045 if (tmpvar & ATA_ZDI_OPT_NS_VALID) {
6046 softc->zone_flags |=
6047 DA_ZONE_FLAG_OPT_NONSEQ_SET;
6048 softc->optimal_nonseq_zones =
6049 (tmpvar & ATA_ZDI_OPT_NS_MASK);
6050 } else {
6051 softc->zone_flags &=
6052 ~DA_ZONE_FLAG_OPT_NONSEQ_SET;
6053 softc->optimal_nonseq_zones = 0;
6054 }
6055
6056 tmpvar = le64dec(zi_log->max_seq_req_zones);
6057 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) {
6058 softc->zone_flags |= DA_ZONE_FLAG_MAX_SEQ_SET;
6059 softc->max_seq_zones =
6060 (tmpvar & ATA_ZDI_MAX_SEQ_MASK);
6061 } else {
6062 softc->zone_flags &= ~DA_ZONE_FLAG_MAX_SEQ_SET;
6063 softc->max_seq_zones = 0;
6064 }
6065 }
6066 } else {
6067 error = daerror(done_ccb, CAM_RETRY_SELTO,
6068 SF_RETRY_UA|SF_NO_PRINT);
6069 if (error == ERESTART)
6070 return;
6071 else if (error != 0) {
6072 softc->flags &= ~DA_FLAG_CAN_ATA_ZONE;
6073 softc->flags &= ~DA_ZONE_FLAG_SET_MASK;
6074
6075 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
6076 /* Don't wedge this device's queue */
6077 cam_release_devq(done_ccb->ccb_h.path,
6078 /*relsim_flags*/0,
6079 /*reduction*/0,
6080 /*timeout*/0,
6081 /*getcount_only*/0);
6082 }
6083 }
6084 }
6085
6086 free(csio->data_ptr, M_SCSIDA);
6087
6088 daprobedone(periph, done_ccb);
6089 return;
6090 }
6091
6092 static void
dadone_probezone(struct cam_periph * periph,union ccb * done_ccb)6093 dadone_probezone(struct cam_periph *periph, union ccb *done_ccb)
6094 {
6095 struct da_softc *softc;
6096 struct ccb_scsiio *csio;
6097 int error;
6098
6099 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probezone\n"));
6100
6101 softc = (struct da_softc *)periph->softc;
6102 csio = &done_ccb->csio;
6103
6104 cam_periph_assert(periph, MA_OWNED);
6105
6106 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
6107 uint32_t valid_len;
6108 size_t needed_len;
6109 struct scsi_vpd_zoned_bdc *zoned_bdc;
6110
6111 error = 0;
6112 zoned_bdc = (struct scsi_vpd_zoned_bdc *)csio->data_ptr;
6113 valid_len = csio->dxfer_len - csio->resid;
6114 needed_len = __offsetof(struct scsi_vpd_zoned_bdc,
6115 max_seq_req_zones) + 1 +
6116 sizeof(zoned_bdc->max_seq_req_zones);
6117 if ((valid_len >= needed_len)
6118 && (scsi_2btoul(zoned_bdc->page_length) >= SVPD_ZBDC_PL)) {
6119 if (zoned_bdc->flags & SVPD_ZBDC_URSWRZ)
6120 softc->zone_flags |= DA_ZONE_FLAG_URSWRZ;
6121 else
6122 softc->zone_flags &= ~DA_ZONE_FLAG_URSWRZ;
6123 softc->optimal_seq_zones =
6124 scsi_4btoul(zoned_bdc->optimal_seq_zones);
6125 softc->zone_flags |= DA_ZONE_FLAG_OPT_SEQ_SET;
6126 softc->optimal_nonseq_zones = scsi_4btoul(
6127 zoned_bdc->optimal_nonseq_zones);
6128 softc->zone_flags |= DA_ZONE_FLAG_OPT_NONSEQ_SET;
6129 softc->max_seq_zones =
6130 scsi_4btoul(zoned_bdc->max_seq_req_zones);
6131 softc->zone_flags |= DA_ZONE_FLAG_MAX_SEQ_SET;
6132 }
6133 /*
6134 * All of the zone commands are mandatory for SCSI
6135 * devices.
6136 *
6137 * XXX KDM this is valid as of September 2015.
6138 * Re-check this assumption once the SAT spec is
6139 * updated to support SCSI ZBC to ATA ZAC mapping.
6140 * Since ATA allows zone commands to be reported
6141 * as supported or not, this may not necessarily
6142 * be true for an ATA device behind a SAT (SCSI to
6143 * ATA Translation) layer.
6144 */
6145 softc->zone_flags |= DA_ZONE_FLAG_SUP_MASK;
6146 } else {
6147 error = daerror(done_ccb, CAM_RETRY_SELTO,
6148 SF_RETRY_UA|SF_NO_PRINT);
6149 if (error == ERESTART)
6150 return;
6151 else if (error != 0) {
6152 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
6153 /* Don't wedge this device's queue */
6154 cam_release_devq(done_ccb->ccb_h.path,
6155 /*relsim_flags*/0,
6156 /*reduction*/0,
6157 /*timeout*/0,
6158 /*getcount_only*/0);
6159 }
6160 }
6161 }
6162
6163 free(csio->data_ptr, M_SCSIDA);
6164
6165 daprobedone(periph, done_ccb);
6166 return;
6167 }
6168
6169 static void
dadone_tur(struct cam_periph * periph,union ccb * done_ccb)6170 dadone_tur(struct cam_periph *periph, union ccb *done_ccb)
6171 {
6172 struct da_softc *softc;
6173
6174 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_tur\n"));
6175
6176 softc = (struct da_softc *)periph->softc;
6177
6178 cam_periph_assert(periph, MA_OWNED);
6179
6180 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
6181 if (daerror(done_ccb, CAM_RETRY_SELTO,
6182 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) == ERESTART)
6183 return; /* Will complete again, keep reference */
6184 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
6185 cam_release_devq(done_ccb->ccb_h.path,
6186 /*relsim_flags*/0,
6187 /*reduction*/0,
6188 /*timeout*/0,
6189 /*getcount_only*/0);
6190 }
6191 softc->flags &= ~DA_FLAG_TUR_PENDING;
6192 xpt_release_ccb(done_ccb);
6193 da_periph_release_locked(periph, DA_REF_TUR);
6194 return;
6195 }
6196
6197 static void
dareprobe(struct cam_periph * periph)6198 dareprobe(struct cam_periph *periph)
6199 {
6200 struct da_softc *softc;
6201 int status __diagused;
6202
6203 softc = (struct da_softc *)periph->softc;
6204
6205 cam_periph_assert(periph, MA_OWNED);
6206
6207 /* Probe in progress; don't interfere. */
6208 if (softc->state != DA_STATE_NORMAL)
6209 return;
6210
6211 status = da_periph_acquire(periph, DA_REF_REPROBE);
6212 KASSERT(status == 0, ("dareprobe: cam_periph_acquire failed"));
6213
6214 softc->state = DA_STATE_PROBE_WP;
6215 xpt_schedule(periph, CAM_PRIORITY_DEV);
6216 }
6217
6218 static int
daerror(union ccb * ccb,uint32_t cam_flags,uint32_t sense_flags)6219 daerror(union ccb *ccb, uint32_t cam_flags, uint32_t sense_flags)
6220 {
6221 struct da_softc *softc;
6222 struct cam_periph *periph;
6223 int error, error_code, sense_key, asc, ascq;
6224
6225 #if defined(BUF_TRACKING) || defined(FULL_BUF_TRACKING)
6226 if (ccb->csio.bio != NULL)
6227 biotrack(ccb->csio.bio, __func__);
6228 #endif
6229
6230 periph = xpt_path_periph(ccb->ccb_h.path);
6231 softc = (struct da_softc *)periph->softc;
6232
6233 cam_periph_assert(periph, MA_OWNED);
6234
6235 /*
6236 * Automatically detect devices that do not support
6237 * READ(6)/WRITE(6) and upgrade to using 10 byte cdbs.
6238 */
6239 error = 0;
6240 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) {
6241 error = cmd6workaround(ccb);
6242 } else if (scsi_extract_sense_ccb(ccb,
6243 &error_code, &sense_key, &asc, &ascq)) {
6244 if (sense_key == SSD_KEY_ILLEGAL_REQUEST)
6245 error = cmd6workaround(ccb);
6246 /*
6247 * If the target replied with CAPACITY DATA HAS CHANGED UA,
6248 * query the capacity and notify upper layers.
6249 */
6250 else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
6251 asc == 0x2A && ascq == 0x09) {
6252 /* 2a/9: CAPACITY DATA HAS CHANGED */
6253 xpt_print(periph->path, "Capacity data has changed\n");
6254 softc->flags &= ~DA_FLAG_PROBED;
6255 dareprobe(periph);
6256 sense_flags |= SF_NO_PRINT;
6257 } else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
6258 asc == 0x28 && ascq == 0x00) {
6259 /* 28/0: NOT READY TO READY CHANGE, MEDIUM MAY HAVE CHANGED */
6260 softc->flags &= ~DA_FLAG_PROBED;
6261 disk_media_changed(softc->disk, M_NOWAIT);
6262 /*
6263 * In an ideal world, we'd make sure that we have the
6264 * same medium mounted (if we'd seen one already) but
6265 * instead we don't invalidate the pack here and flag
6266 * below to retry the UAs. If we exhaust retries, then
6267 * we'll invalidate it in dadone for ENXIO errors (which
6268 * 28/0 will fail with eventually). Usually, retrying
6269 * just works and/or we get this before we've opened the
6270 * device (which clears the invalid flag).
6271 */
6272 } else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
6273 asc == 0x3F && ascq == 0x03) {
6274 /* 3f/3: INQUIRY DATA HAS CHANGED */
6275 xpt_print(periph->path, "INQUIRY data has changed\n");
6276 softc->flags &= ~DA_FLAG_PROBED;
6277 dareprobe(periph);
6278 sense_flags |= SF_NO_PRINT;
6279 } else if (sense_key == SSD_KEY_NOT_READY &&
6280 asc == 0x3a && (softc->flags & DA_FLAG_PACK_INVALID) == 0) {
6281 /* 3a/0: MEDIUM NOT PRESENT */
6282 /* 3a/1: MEDIUM NOT PRESENT - TRAY CLOSED */
6283 /* 3a/2: MEDIUM NOT PRESENT - TRAY OPEN */
6284 /* 3a/3: MEDIUM NOT PRESENT - LOADABLE */
6285 /* 3a/4: MEDIUM NOT PRESENT - MEDIUM AUXILIARY MEMORY ACCESSIBLE */
6286 softc->flags |= DA_FLAG_PACK_INVALID;
6287 disk_media_gone(softc->disk, M_NOWAIT);
6288 }
6289 }
6290 if (error == ERESTART)
6291 return (ERESTART);
6292
6293 #ifdef CAM_IO_STATS
6294 switch (ccb->ccb_h.status & CAM_STATUS_MASK) {
6295 case CAM_CMD_TIMEOUT:
6296 softc->timeouts++;
6297 break;
6298 case CAM_REQ_ABORTED:
6299 case CAM_REQ_CMP_ERR:
6300 case CAM_REQ_TERMIO:
6301 case CAM_UNREC_HBA_ERROR:
6302 case CAM_DATA_RUN_ERR:
6303 case CAM_SCSI_STATUS_ERROR:
6304 case CAM_ATA_STATUS_ERROR:
6305 softc->errors++;
6306 break;
6307 default:
6308 break;
6309 }
6310 #endif
6311
6312 /*
6313 * XXX
6314 * Until we have a better way of doing pack validation,
6315 * don't treat UAs as errors.
6316 */
6317 sense_flags |= SF_RETRY_UA;
6318
6319 if (softc->quirks & DA_Q_RETRY_BUSY)
6320 sense_flags |= SF_RETRY_BUSY;
6321 return(cam_periph_error(ccb, cam_flags, sense_flags));
6322 }
6323
6324 static void
damediapoll(void * arg)6325 damediapoll(void *arg)
6326 {
6327 struct cam_periph *periph = arg;
6328 struct da_softc *softc = periph->softc;
6329
6330 if (!cam_iosched_has_work_flags(softc->cam_iosched, DA_WORK_TUR) &&
6331 (softc->flags & DA_FLAG_TUR_PENDING) == 0 &&
6332 softc->state == DA_STATE_NORMAL &&
6333 LIST_EMPTY(&softc->pending_ccbs)) {
6334 if (da_periph_acquire(periph, DA_REF_TUR) == 0) {
6335 cam_iosched_set_work_flags(softc->cam_iosched, DA_WORK_TUR);
6336 daschedule(periph);
6337 }
6338 }
6339
6340 /* Queue us up again */
6341 if (da_poll_period != 0) {
6342 callout_schedule_sbt(&softc->mediapoll_c,
6343 da_poll_period * SBT_1S, 0, C_PREL(1));
6344 }
6345 }
6346
6347 static void
daprevent(struct cam_periph * periph,int action)6348 daprevent(struct cam_periph *periph, int action)
6349 {
6350 struct da_softc *softc;
6351 union ccb *ccb;
6352 int error;
6353
6354 cam_periph_assert(periph, MA_OWNED);
6355 softc = (struct da_softc *)periph->softc;
6356
6357 if (((action == PR_ALLOW)
6358 && (softc->flags & DA_FLAG_PACK_LOCKED) == 0)
6359 || ((action == PR_PREVENT)
6360 && (softc->flags & DA_FLAG_PACK_LOCKED) != 0)) {
6361 return;
6362 }
6363
6364 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
6365
6366 scsi_prevent(&ccb->csio,
6367 /*retries*/1,
6368 /*cbcfp*/NULL,
6369 MSG_SIMPLE_Q_TAG,
6370 action,
6371 SSD_FULL_SIZE,
6372 5000);
6373
6374 error = cam_periph_runccb(ccb, daerror, CAM_RETRY_SELTO,
6375 SF_RETRY_UA | SF_NO_PRINT, softc->disk->d_devstat);
6376
6377 if (error == 0) {
6378 if (action == PR_ALLOW)
6379 softc->flags &= ~DA_FLAG_PACK_LOCKED;
6380 else
6381 softc->flags |= DA_FLAG_PACK_LOCKED;
6382 }
6383
6384 xpt_release_ccb(ccb);
6385 }
6386
6387 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)6388 dasetgeom(struct cam_periph *periph, uint32_t block_len, uint64_t maxsector,
6389 struct scsi_read_capacity_data_long *rcaplong, size_t rcap_len)
6390 {
6391 struct ccb_calc_geometry ccg;
6392 struct da_softc *softc;
6393 struct disk_params *dp;
6394 u_int lbppbe, lalba;
6395 int error;
6396
6397 softc = (struct da_softc *)periph->softc;
6398
6399 dp = &softc->params;
6400 dp->secsize = block_len;
6401 dp->sectors = maxsector + 1;
6402 if (rcaplong != NULL) {
6403 lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE;
6404 lalba = scsi_2btoul(rcaplong->lalba_lbp);
6405 lalba &= SRC16_LALBA_A;
6406 if (rcaplong->prot & SRC16_PROT_EN)
6407 softc->p_type = ((rcaplong->prot & SRC16_P_TYPE) >>
6408 SRC16_P_TYPE_SHIFT) + 1;
6409 else
6410 softc->p_type = 0;
6411 } else {
6412 lbppbe = 0;
6413 lalba = 0;
6414 softc->p_type = 0;
6415 }
6416
6417 if (lbppbe > 0) {
6418 dp->stripesize = block_len << lbppbe;
6419 dp->stripeoffset = (dp->stripesize - block_len * lalba) %
6420 dp->stripesize;
6421 } else if (softc->quirks & DA_Q_4K) {
6422 dp->stripesize = 4096;
6423 dp->stripeoffset = 0;
6424 } else if (softc->unmap_gran != 0) {
6425 dp->stripesize = block_len * softc->unmap_gran;
6426 dp->stripeoffset = (dp->stripesize - block_len *
6427 softc->unmap_gran_align) % dp->stripesize;
6428 } else {
6429 dp->stripesize = 0;
6430 dp->stripeoffset = 0;
6431 }
6432 /*
6433 * Have the controller provide us with a geometry
6434 * for this disk. The only time the geometry
6435 * matters is when we boot and the controller
6436 * is the only one knowledgeable enough to come
6437 * up with something that will make this a bootable
6438 * device.
6439 */
6440 memset(&ccg, 0, sizeof(ccg));
6441 xpt_setup_ccb(&ccg.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
6442 ccg.ccb_h.func_code = XPT_CALC_GEOMETRY;
6443 ccg.block_size = dp->secsize;
6444 ccg.volume_size = dp->sectors;
6445 ccg.heads = 0;
6446 ccg.secs_per_track = 0;
6447 ccg.cylinders = 0;
6448 xpt_action((union ccb*)&ccg);
6449 if ((ccg.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
6450 /*
6451 * We don't know what went wrong here- but just pick
6452 * a geometry so we don't have nasty things like divide
6453 * by zero.
6454 */
6455 dp->heads = 255;
6456 dp->secs_per_track = 255;
6457 dp->cylinders = dp->sectors / (255 * 255);
6458 if (dp->cylinders == 0) {
6459 dp->cylinders = 1;
6460 }
6461 } else {
6462 dp->heads = ccg.heads;
6463 dp->secs_per_track = ccg.secs_per_track;
6464 dp->cylinders = ccg.cylinders;
6465 }
6466
6467 /*
6468 * If the user supplied a read capacity buffer, and if it is
6469 * different than the previous buffer, update the data in the EDT.
6470 * If it's the same, we don't bother. This avoids sending an
6471 * update every time someone opens this device.
6472 */
6473 if ((rcaplong != NULL)
6474 && (bcmp(rcaplong, &softc->rcaplong,
6475 min(sizeof(softc->rcaplong), rcap_len)) != 0)) {
6476 struct ccb_dev_advinfo cdai;
6477
6478 memset(&cdai, 0, sizeof(cdai));
6479 xpt_setup_ccb(&cdai.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
6480 cdai.ccb_h.func_code = XPT_DEV_ADVINFO;
6481 cdai.buftype = CDAI_TYPE_RCAPLONG;
6482 cdai.flags = CDAI_FLAG_STORE;
6483 cdai.bufsiz = rcap_len;
6484 cdai.buf = (uint8_t *)rcaplong;
6485 xpt_action((union ccb *)&cdai);
6486 if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0)
6487 cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE);
6488 if (cdai.ccb_h.status != CAM_REQ_CMP) {
6489 xpt_print(periph->path, "%s: failed to set read "
6490 "capacity advinfo\n", __func__);
6491 /* Use cam_error_print() to decode the status */
6492 cam_error_print((union ccb *)&cdai, CAM_ESF_CAM_STATUS,
6493 CAM_EPF_ALL);
6494 } else {
6495 bcopy(rcaplong, &softc->rcaplong,
6496 min(sizeof(softc->rcaplong), rcap_len));
6497 }
6498 }
6499
6500 softc->disk->d_sectorsize = softc->params.secsize;
6501 softc->disk->d_mediasize = softc->params.secsize * (off_t)softc->params.sectors;
6502 softc->disk->d_stripesize = softc->params.stripesize;
6503 softc->disk->d_stripeoffset = softc->params.stripeoffset;
6504 /* XXX: these are not actually "firmware" values, so they may be wrong */
6505 softc->disk->d_fwsectors = softc->params.secs_per_track;
6506 softc->disk->d_fwheads = softc->params.heads;
6507 softc->disk->d_devstat->block_size = softc->params.secsize;
6508 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE;
6509
6510 error = disk_resize(softc->disk, M_NOWAIT);
6511 if (error != 0)
6512 xpt_print(periph->path, "disk_resize(9) failed, error = %d\n", error);
6513 }
6514
6515 static void
dasendorderedtag(void * arg)6516 dasendorderedtag(void *arg)
6517 {
6518 struct cam_periph *periph = arg;
6519 struct da_softc *softc = periph->softc;
6520
6521 cam_periph_assert(periph, MA_OWNED);
6522 if (da_send_ordered) {
6523 if (!LIST_EMPTY(&softc->pending_ccbs)) {
6524 if ((softc->flags & DA_FLAG_WAS_OTAG) == 0)
6525 softc->flags |= DA_FLAG_NEED_OTAG;
6526 softc->flags &= ~DA_FLAG_WAS_OTAG;
6527 }
6528 }
6529
6530 /* Queue us up again */
6531 callout_schedule_sbt(&softc->sendordered_c,
6532 SBT_1S / DA_ORDEREDTAG_INTERVAL * da_default_timeout, 0,
6533 C_PREL(1));
6534 }
6535
6536 /*
6537 * Step through all DA peripheral drivers, and if the device is still open,
6538 * sync the disk cache to physical media.
6539 */
6540 static void
dashutdown(void * arg,int howto)6541 dashutdown(void * arg, int howto)
6542 {
6543 struct cam_periph *periph;
6544 struct da_softc *softc;
6545 union ccb *ccb;
6546 int error;
6547
6548 if ((howto & RB_NOSYNC) != 0)
6549 return;
6550
6551 CAM_PERIPH_FOREACH(periph, &dadriver) {
6552 softc = (struct da_softc *)periph->softc;
6553 if (SCHEDULER_STOPPED()) {
6554 /* If we paniced with the lock held, do not recurse. */
6555 if (!cam_periph_owned(periph) &&
6556 (softc->flags & DA_FLAG_OPEN)) {
6557 dadump(softc->disk, NULL, 0, 0);
6558 }
6559 continue;
6560 }
6561 cam_periph_lock(periph);
6562
6563 /*
6564 * We only sync the cache if the drive is still open, and
6565 * if the drive is capable of it..
6566 */
6567 if (((softc->flags & DA_FLAG_OPEN) == 0)
6568 || (softc->quirks & DA_Q_NO_SYNC_CACHE)) {
6569 cam_periph_unlock(periph);
6570 continue;
6571 }
6572
6573 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
6574 scsi_synchronize_cache(&ccb->csio,
6575 /*retries*/0,
6576 /*cbfcnp*/NULL,
6577 MSG_SIMPLE_Q_TAG,
6578 /*begin_lba*/0, /* whole disk */
6579 /*lb_count*/0,
6580 SSD_FULL_SIZE,
6581 60 * 60 * 1000);
6582
6583 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0,
6584 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR,
6585 softc->disk->d_devstat);
6586 if (error != 0)
6587 xpt_print(periph->path, "Synchronize cache failed\n");
6588 xpt_release_ccb(ccb);
6589 cam_periph_unlock(periph);
6590 }
6591 }
6592
6593 #else /* !_KERNEL */
6594
6595 /*
6596 * XXX These are only left out of the kernel build to silence warnings. If,
6597 * for some reason these functions are used in the kernel, the ifdefs should
6598 * be moved so they are included both in the kernel and userland.
6599 */
6600 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)6601 scsi_format_unit(struct ccb_scsiio *csio, uint32_t retries,
6602 void (*cbfcnp)(struct cam_periph *, union ccb *),
6603 uint8_t tag_action, uint8_t byte2, uint16_t ileave,
6604 uint8_t *data_ptr, uint32_t dxfer_len, uint8_t sense_len,
6605 uint32_t timeout)
6606 {
6607 struct scsi_format_unit *scsi_cmd;
6608
6609 scsi_cmd = (struct scsi_format_unit *)&csio->cdb_io.cdb_bytes;
6610 scsi_cmd->opcode = FORMAT_UNIT;
6611 scsi_cmd->byte2 = byte2;
6612 scsi_ulto2b(ileave, scsi_cmd->interleave);
6613
6614 cam_fill_csio(csio,
6615 retries,
6616 cbfcnp,
6617 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6618 tag_action,
6619 data_ptr,
6620 dxfer_len,
6621 sense_len,
6622 sizeof(*scsi_cmd),
6623 timeout);
6624 }
6625
6626 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)6627 scsi_read_defects(struct ccb_scsiio *csio, uint32_t retries,
6628 void (*cbfcnp)(struct cam_periph *, union ccb *),
6629 uint8_t tag_action, uint8_t list_format,
6630 uint32_t addr_desc_index, uint8_t *data_ptr,
6631 uint32_t dxfer_len, int minimum_cmd_size,
6632 uint8_t sense_len, uint32_t timeout)
6633 {
6634 uint8_t cdb_len;
6635
6636 /*
6637 * These conditions allow using the 10 byte command. Otherwise we
6638 * need to use the 12 byte command.
6639 */
6640 if ((minimum_cmd_size <= 10)
6641 && (addr_desc_index == 0)
6642 && (dxfer_len <= SRDD10_MAX_LENGTH)) {
6643 struct scsi_read_defect_data_10 *cdb10;
6644
6645 cdb10 = (struct scsi_read_defect_data_10 *)
6646 &csio->cdb_io.cdb_bytes;
6647
6648 cdb_len = sizeof(*cdb10);
6649 bzero(cdb10, cdb_len);
6650 cdb10->opcode = READ_DEFECT_DATA_10;
6651 cdb10->format = list_format;
6652 scsi_ulto2b(dxfer_len, cdb10->alloc_length);
6653 } else {
6654 struct scsi_read_defect_data_12 *cdb12;
6655
6656 cdb12 = (struct scsi_read_defect_data_12 *)
6657 &csio->cdb_io.cdb_bytes;
6658
6659 cdb_len = sizeof(*cdb12);
6660 bzero(cdb12, cdb_len);
6661 cdb12->opcode = READ_DEFECT_DATA_12;
6662 cdb12->format = list_format;
6663 scsi_ulto4b(dxfer_len, cdb12->alloc_length);
6664 scsi_ulto4b(addr_desc_index, cdb12->address_descriptor_index);
6665 }
6666
6667 cam_fill_csio(csio,
6668 retries,
6669 cbfcnp,
6670 /*flags*/ CAM_DIR_IN,
6671 tag_action,
6672 data_ptr,
6673 dxfer_len,
6674 sense_len,
6675 cdb_len,
6676 timeout);
6677 }
6678
6679 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)6680 scsi_sanitize(struct ccb_scsiio *csio, uint32_t retries,
6681 void (*cbfcnp)(struct cam_periph *, union ccb *),
6682 uint8_t tag_action, uint8_t byte2, uint16_t control,
6683 uint8_t *data_ptr, uint32_t dxfer_len, uint8_t sense_len,
6684 uint32_t timeout)
6685 {
6686 struct scsi_sanitize *scsi_cmd;
6687
6688 scsi_cmd = (struct scsi_sanitize *)&csio->cdb_io.cdb_bytes;
6689 scsi_cmd->opcode = SANITIZE;
6690 scsi_cmd->byte2 = byte2;
6691 scsi_cmd->control = control;
6692 scsi_ulto2b(dxfer_len, scsi_cmd->length);
6693
6694 cam_fill_csio(csio,
6695 retries,
6696 cbfcnp,
6697 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6698 tag_action,
6699 data_ptr,
6700 dxfer_len,
6701 sense_len,
6702 sizeof(*scsi_cmd),
6703 timeout);
6704 }
6705
6706 #endif /* _KERNEL */
6707
6708 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)6709 scsi_zbc_out(struct ccb_scsiio *csio, uint32_t retries,
6710 void (*cbfcnp)(struct cam_periph *, union ccb *),
6711 uint8_t tag_action, uint8_t service_action, uint64_t zone_id,
6712 uint8_t zone_flags, uint8_t *data_ptr, uint32_t dxfer_len,
6713 uint8_t sense_len, uint32_t timeout)
6714 {
6715 struct scsi_zbc_out *scsi_cmd;
6716
6717 scsi_cmd = (struct scsi_zbc_out *)&csio->cdb_io.cdb_bytes;
6718 scsi_cmd->opcode = ZBC_OUT;
6719 scsi_cmd->service_action = service_action;
6720 scsi_u64to8b(zone_id, scsi_cmd->zone_id);
6721 scsi_cmd->zone_flags = zone_flags;
6722
6723 cam_fill_csio(csio,
6724 retries,
6725 cbfcnp,
6726 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6727 tag_action,
6728 data_ptr,
6729 dxfer_len,
6730 sense_len,
6731 sizeof(*scsi_cmd),
6732 timeout);
6733 }
6734
6735 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)6736 scsi_zbc_in(struct ccb_scsiio *csio, uint32_t retries,
6737 void (*cbfcnp)(struct cam_periph *, union ccb *),
6738 uint8_t tag_action, uint8_t service_action, uint64_t zone_start_lba,
6739 uint8_t zone_options, uint8_t *data_ptr, uint32_t dxfer_len,
6740 uint8_t sense_len, uint32_t timeout)
6741 {
6742 struct scsi_zbc_in *scsi_cmd;
6743
6744 scsi_cmd = (struct scsi_zbc_in *)&csio->cdb_io.cdb_bytes;
6745 scsi_cmd->opcode = ZBC_IN;
6746 scsi_cmd->service_action = service_action;
6747 scsi_ulto4b(dxfer_len, scsi_cmd->length);
6748 scsi_u64to8b(zone_start_lba, scsi_cmd->zone_start_lba);
6749 scsi_cmd->zone_options = zone_options;
6750
6751 cam_fill_csio(csio,
6752 retries,
6753 cbfcnp,
6754 /*flags*/ (dxfer_len > 0) ? CAM_DIR_IN : CAM_DIR_NONE,
6755 tag_action,
6756 data_ptr,
6757 dxfer_len,
6758 sense_len,
6759 sizeof(*scsi_cmd),
6760 timeout);
6761
6762 }
6763
6764 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)6765 scsi_ata_zac_mgmt_out(struct ccb_scsiio *csio, uint32_t retries,
6766 void (*cbfcnp)(struct cam_periph *, union ccb *),
6767 uint8_t tag_action, int use_ncq,
6768 uint8_t zm_action, uint64_t zone_id, uint8_t zone_flags,
6769 uint8_t *data_ptr, uint32_t dxfer_len,
6770 uint8_t *cdb_storage, size_t cdb_storage_len,
6771 uint8_t sense_len, uint32_t timeout)
6772 {
6773 uint8_t command_out, protocol, ata_flags;
6774 uint16_t features_out;
6775 uint32_t sectors_out, auxiliary;
6776 int retval;
6777
6778 retval = 0;
6779
6780 if (use_ncq == 0) {
6781 command_out = ATA_ZAC_MANAGEMENT_OUT;
6782 features_out = (zm_action & 0xf) | (zone_flags << 8);
6783 ata_flags = AP_FLAG_BYT_BLOK_BLOCKS;
6784 if (dxfer_len == 0) {
6785 protocol = AP_PROTO_NON_DATA;
6786 ata_flags |= AP_FLAG_TLEN_NO_DATA;
6787 sectors_out = 0;
6788 } else {
6789 protocol = AP_PROTO_DMA;
6790 ata_flags |= AP_FLAG_TLEN_SECT_CNT |
6791 AP_FLAG_TDIR_TO_DEV;
6792 sectors_out = ((dxfer_len >> 9) & 0xffff);
6793 }
6794 auxiliary = 0;
6795 } else {
6796 ata_flags = AP_FLAG_BYT_BLOK_BLOCKS;
6797 if (dxfer_len == 0) {
6798 command_out = ATA_NCQ_NON_DATA;
6799 features_out = ATA_NCQ_ZAC_MGMT_OUT;
6800 /*
6801 * We're assuming the SCSI to ATA translation layer
6802 * will set the NCQ tag number in the tag field.
6803 * That isn't clear from the SAT-4 spec (as of rev 05).
6804 */
6805 sectors_out = 0;
6806 ata_flags |= AP_FLAG_TLEN_NO_DATA;
6807 } else {
6808 command_out = ATA_SEND_FPDMA_QUEUED;
6809 /*
6810 * Note that we're defaulting to normal priority,
6811 * and assuming that the SCSI to ATA translation
6812 * layer will insert the NCQ tag number in the tag
6813 * field. That isn't clear in the SAT-4 spec (as
6814 * of rev 05).
6815 */
6816 sectors_out = ATA_SFPDMA_ZAC_MGMT_OUT << 8;
6817
6818 ata_flags |= AP_FLAG_TLEN_FEAT |
6819 AP_FLAG_TDIR_TO_DEV;
6820
6821 /*
6822 * For SEND FPDMA QUEUED, the transfer length is
6823 * encoded in the FEATURE register, and 0 means
6824 * that 65536 512 byte blocks are to be tranferred.
6825 * In practice, it seems unlikely that we'll see
6826 * a transfer that large, and it may confuse the
6827 * the SAT layer, because generally that means that
6828 * 0 bytes should be transferred.
6829 */
6830 if (dxfer_len == (65536 * 512)) {
6831 features_out = 0;
6832 } else if (dxfer_len <= (65535 * 512)) {
6833 features_out = ((dxfer_len >> 9) & 0xffff);
6834 } else {
6835 /* The transfer is too big. */
6836 retval = 1;
6837 goto bailout;
6838 }
6839 }
6840
6841 auxiliary = (zm_action & 0xf) | (zone_flags << 8);
6842 protocol = AP_PROTO_FPDMA;
6843 }
6844
6845 protocol |= AP_EXTEND;
6846
6847 retval = scsi_ata_pass(csio,
6848 retries,
6849 cbfcnp,
6850 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6851 tag_action,
6852 /*protocol*/ protocol,
6853 /*ata_flags*/ ata_flags,
6854 /*features*/ features_out,
6855 /*sector_count*/ sectors_out,
6856 /*lba*/ zone_id,
6857 /*command*/ command_out,
6858 /*device*/ 0,
6859 /*icc*/ 0,
6860 /*auxiliary*/ auxiliary,
6861 /*control*/ 0,
6862 /*data_ptr*/ data_ptr,
6863 /*dxfer_len*/ dxfer_len,
6864 /*cdb_storage*/ cdb_storage,
6865 /*cdb_storage_len*/ cdb_storage_len,
6866 /*minimum_cmd_size*/ 0,
6867 /*sense_len*/ SSD_FULL_SIZE,
6868 /*timeout*/ timeout);
6869
6870 bailout:
6871
6872 return (retval);
6873 }
6874
6875 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)6876 scsi_ata_zac_mgmt_in(struct ccb_scsiio *csio, uint32_t retries,
6877 void (*cbfcnp)(struct cam_periph *, union ccb *),
6878 uint8_t tag_action, int use_ncq,
6879 uint8_t zm_action, uint64_t zone_id, uint8_t zone_flags,
6880 uint8_t *data_ptr, uint32_t dxfer_len,
6881 uint8_t *cdb_storage, size_t cdb_storage_len,
6882 uint8_t sense_len, uint32_t timeout)
6883 {
6884 uint8_t command_out, protocol;
6885 uint16_t features_out, sectors_out;
6886 uint32_t auxiliary;
6887 int ata_flags;
6888 int retval;
6889
6890 retval = 0;
6891 ata_flags = AP_FLAG_TDIR_FROM_DEV | AP_FLAG_BYT_BLOK_BLOCKS;
6892
6893 if (use_ncq == 0) {
6894 command_out = ATA_ZAC_MANAGEMENT_IN;
6895 /* XXX KDM put a macro here */
6896 features_out = (zm_action & 0xf) | (zone_flags << 8);
6897 sectors_out = dxfer_len >> 9; /* XXX KDM macro */
6898 protocol = AP_PROTO_DMA;
6899 ata_flags |= AP_FLAG_TLEN_SECT_CNT;
6900 auxiliary = 0;
6901 } else {
6902 ata_flags |= AP_FLAG_TLEN_FEAT;
6903
6904 command_out = ATA_RECV_FPDMA_QUEUED;
6905 sectors_out = ATA_RFPDMA_ZAC_MGMT_IN << 8;
6906
6907 /*
6908 * For RECEIVE FPDMA QUEUED, the transfer length is
6909 * encoded in the FEATURE register, and 0 means
6910 * that 65536 512 byte blocks are to be tranferred.
6911 * In practice, it seems unlikely that we'll see
6912 * a transfer that large, and it may confuse the
6913 * the SAT layer, because generally that means that
6914 * 0 bytes should be transferred.
6915 */
6916 if (dxfer_len == (65536 * 512)) {
6917 features_out = 0;
6918 } else if (dxfer_len <= (65535 * 512)) {
6919 features_out = ((dxfer_len >> 9) & 0xffff);
6920 } else {
6921 /* The transfer is too big. */
6922 retval = 1;
6923 goto bailout;
6924 }
6925 auxiliary = (zm_action & 0xf) | (zone_flags << 8),
6926 protocol = AP_PROTO_FPDMA;
6927 }
6928
6929 protocol |= AP_EXTEND;
6930
6931 retval = scsi_ata_pass(csio,
6932 retries,
6933 cbfcnp,
6934 /*flags*/ CAM_DIR_IN,
6935 tag_action,
6936 /*protocol*/ protocol,
6937 /*ata_flags*/ ata_flags,
6938 /*features*/ features_out,
6939 /*sector_count*/ sectors_out,
6940 /*lba*/ zone_id,
6941 /*command*/ command_out,
6942 /*device*/ 0,
6943 /*icc*/ 0,
6944 /*auxiliary*/ auxiliary,
6945 /*control*/ 0,
6946 /*data_ptr*/ data_ptr,
6947 /*dxfer_len*/ (dxfer_len >> 9) * 512, /* XXX KDM */
6948 /*cdb_storage*/ cdb_storage,
6949 /*cdb_storage_len*/ cdb_storage_len,
6950 /*minimum_cmd_size*/ 0,
6951 /*sense_len*/ SSD_FULL_SIZE,
6952 /*timeout*/ timeout);
6953
6954 bailout:
6955 return (retval);
6956 }
6957