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 /* SDT Probes */
76 SDT_PROBE_DEFINE3(cam, , da, error, "union ccb *", "uint32_t", "uint32_t");
77 SDT_PROBE_DEFINE2(cam, , da, recovery, "union ccb *", "int");
78
79 /*
80 * Note that there are probe ordering dependencies here. The order isn't
81 * controlled by this enumeration, but by explicit state transitions in
82 * dastart() and dadone(). Here are some of the dependencies:
83 *
84 * 1. RC should come first, before RC16, unless there is evidence that RC16
85 * is supported.
86 * 2. BDC needs to come before any of the ATA probes, or the ZONE probe.
87 * 3. The ATA probes should go in this order:
88 * ATA -> LOGDIR -> IDDIR -> SUP -> ATA_ZONE
89 */
90 typedef enum {
91 DA_STATE_PROBE_WP,
92 DA_STATE_PROBE_RC,
93 DA_STATE_PROBE_RC16,
94 DA_STATE_PROBE_CACHE,
95 DA_STATE_PROBE_LBP,
96 DA_STATE_PROBE_BLK_LIMITS,
97 DA_STATE_PROBE_BDC,
98 DA_STATE_PROBE_ATA,
99 DA_STATE_PROBE_ATA_LOGDIR,
100 DA_STATE_PROBE_ATA_IDDIR,
101 DA_STATE_PROBE_ATA_SUP,
102 DA_STATE_PROBE_ATA_ZONE,
103 DA_STATE_PROBE_ZONE,
104 DA_STATE_NORMAL
105 } da_state;
106
107 typedef enum {
108 DA_FLAG_PACK_INVALID = 0x000001,
109 DA_FLAG_NEW_PACK = 0x000002,
110 DA_FLAG_PACK_LOCKED = 0x000004,
111 DA_FLAG_PACK_REMOVABLE = 0x000008,
112 DA_FLAG_ROTATING = 0x000010,
113 DA_FLAG_NEED_OTAG = 0x000020,
114 DA_FLAG_WAS_OTAG = 0x000040,
115 DA_FLAG_RETRY_UA = 0x000080,
116 DA_FLAG_OPEN = 0x000100,
117 DA_FLAG_SCTX_INIT = 0x000200,
118 DA_FLAG_CAN_RC16 = 0x000400,
119 DA_FLAG_PROBED = 0x000800,
120 DA_FLAG_DIRTY = 0x001000,
121 DA_FLAG_ANNOUNCED = 0x002000,
122 DA_FLAG_CAN_ATA_DMA = 0x004000,
123 DA_FLAG_CAN_ATA_LOG = 0x008000,
124 DA_FLAG_CAN_ATA_IDLOG = 0x010000,
125 DA_FLAG_CAN_ATA_SUPCAP = 0x020000,
126 DA_FLAG_CAN_ATA_ZONE = 0x040000,
127 DA_FLAG_TUR_PENDING = 0x080000,
128 DA_FLAG_UNMAPPEDIO = 0x100000,
129 DA_FLAG_LBP = 0x200000,
130 } da_flags;
131 #define DA_FLAG_STRING \
132 "\020" \
133 "\001PACK_INVALID" \
134 "\002NEW_PACK" \
135 "\003PACK_LOCKED" \
136 "\004PACK_REMOVABLE" \
137 "\005ROTATING" \
138 "\006NEED_OTAG" \
139 "\007WAS_OTAG" \
140 "\010RETRY_UA" \
141 "\011OPEN" \
142 "\012SCTX_INIT" \
143 "\013CAN_RC16" \
144 "\014PROBED" \
145 "\015DIRTY" \
146 "\016ANNOUNCED" \
147 "\017CAN_ATA_DMA" \
148 "\020CAN_ATA_LOG" \
149 "\021CAN_ATA_IDLOG" \
150 "\022CAN_ATA_SUPACP" \
151 "\023CAN_ATA_ZONE" \
152 "\024TUR_PENDING" \
153 "\025UNMAPPEDIO" \
154 "\026LBP" \
155
156 typedef enum {
157 DA_Q_NONE = 0x00,
158 DA_Q_NO_SYNC_CACHE = 0x01,
159 DA_Q_NO_6_BYTE = 0x02,
160 DA_Q_NO_PREVENT = 0x04,
161 DA_Q_4K = 0x08,
162 DA_Q_NO_RC16 = 0x10,
163 DA_Q_NO_UNMAP = 0x20,
164 DA_Q_RETRY_BUSY = 0x40,
165 DA_Q_SMR_DM = 0x80,
166 DA_Q_STRICT_UNMAP = 0x100,
167 DA_Q_128KB = 0x200
168 } da_quirks;
169
170 #define DA_Q_BIT_STRING \
171 "\020" \
172 "\001NO_SYNC_CACHE" \
173 "\002NO_6_BYTE" \
174 "\003NO_PREVENT" \
175 "\0044K" \
176 "\005NO_RC16" \
177 "\006NO_UNMAP" \
178 "\007RETRY_BUSY" \
179 "\010SMR_DM" \
180 "\011STRICT_UNMAP" \
181 "\012128KB"
182
183 typedef enum {
184 DA_CCB_PROBE_RC = 0x01,
185 DA_CCB_PROBE_RC16 = 0x02,
186 DA_CCB_PROBE_LBP = 0x03,
187 DA_CCB_PROBE_BLK_LIMITS = 0x04,
188 DA_CCB_PROBE_BDC = 0x05,
189 DA_CCB_PROBE_ATA = 0x06,
190 DA_CCB_BUFFER_IO = 0x07,
191 DA_CCB_DUMP = 0x0A,
192 DA_CCB_DELETE = 0x0B,
193 DA_CCB_TUR = 0x0C,
194 DA_CCB_PROBE_ZONE = 0x0D,
195 DA_CCB_PROBE_ATA_LOGDIR = 0x0E,
196 DA_CCB_PROBE_ATA_IDDIR = 0x0F,
197 DA_CCB_PROBE_ATA_SUP = 0x10,
198 DA_CCB_PROBE_ATA_ZONE = 0x11,
199 DA_CCB_PROBE_WP = 0x12,
200 DA_CCB_PROBE_CACHE = 0x13,
201 DA_CCB_TYPE_MASK = 0x1F,
202 DA_CCB_RETRY_UA = 0x20
203 } da_ccb_state;
204
205 /*
206 * Order here is important for method choice
207 *
208 * We prefer ATA_TRIM as tests run against a Sandforce 2281 SSD attached to
209 * LSI 2008 (mps) controller (FW: v12, Drv: v14) resulted 20% quicker deletes
210 * using ATA_TRIM than the corresponding UNMAP results for a real world mysql
211 * import taking 5mins.
212 *
213 */
214 typedef enum {
215 DA_DELETE_NONE,
216 DA_DELETE_DISABLE,
217 DA_DELETE_ATA_TRIM,
218 DA_DELETE_UNMAP,
219 DA_DELETE_WS16,
220 DA_DELETE_WS10,
221 DA_DELETE_ZERO,
222 DA_DELETE_MIN = DA_DELETE_ATA_TRIM,
223 DA_DELETE_MAX = DA_DELETE_ZERO
224 } da_delete_methods;
225
226 /*
227 * For SCSI, host managed drives show up as a separate device type. For
228 * ATA, host managed drives also have a different device signature.
229 * XXX KDM figure out the ATA host managed signature.
230 */
231 typedef enum {
232 DA_ZONE_NONE = 0x00,
233 DA_ZONE_DRIVE_MANAGED = 0x01,
234 DA_ZONE_HOST_AWARE = 0x02,
235 DA_ZONE_HOST_MANAGED = 0x03
236 } da_zone_mode;
237
238 /*
239 * We distinguish between these interface cases in addition to the drive type:
240 * o ATA drive behind a SCSI translation layer that knows about ZBC/ZAC
241 * o ATA drive behind a SCSI translation layer that does not know about
242 * ZBC/ZAC, and so needs to be managed via ATA passthrough. In this
243 * case, we would need to share the ATA code with the ada(4) driver.
244 * o SCSI drive.
245 */
246 typedef enum {
247 DA_ZONE_IF_SCSI,
248 DA_ZONE_IF_ATA_PASS,
249 DA_ZONE_IF_ATA_SAT,
250 } da_zone_interface;
251
252 typedef enum {
253 DA_ZONE_FLAG_RZ_SUP = 0x0001,
254 DA_ZONE_FLAG_OPEN_SUP = 0x0002,
255 DA_ZONE_FLAG_CLOSE_SUP = 0x0004,
256 DA_ZONE_FLAG_FINISH_SUP = 0x0008,
257 DA_ZONE_FLAG_RWP_SUP = 0x0010,
258 DA_ZONE_FLAG_SUP_MASK = (DA_ZONE_FLAG_RZ_SUP |
259 DA_ZONE_FLAG_OPEN_SUP |
260 DA_ZONE_FLAG_CLOSE_SUP |
261 DA_ZONE_FLAG_FINISH_SUP |
262 DA_ZONE_FLAG_RWP_SUP),
263 DA_ZONE_FLAG_URSWRZ = 0x0020,
264 DA_ZONE_FLAG_OPT_SEQ_SET = 0x0040,
265 DA_ZONE_FLAG_OPT_NONSEQ_SET = 0x0080,
266 DA_ZONE_FLAG_MAX_SEQ_SET = 0x0100,
267 DA_ZONE_FLAG_SET_MASK = (DA_ZONE_FLAG_OPT_SEQ_SET |
268 DA_ZONE_FLAG_OPT_NONSEQ_SET |
269 DA_ZONE_FLAG_MAX_SEQ_SET)
270 } da_zone_flags;
271
272 static struct da_zone_desc {
273 da_zone_flags value;
274 const char *desc;
275 } da_zone_desc_table[] = {
276 {DA_ZONE_FLAG_RZ_SUP, "Report Zones" },
277 {DA_ZONE_FLAG_OPEN_SUP, "Open" },
278 {DA_ZONE_FLAG_CLOSE_SUP, "Close" },
279 {DA_ZONE_FLAG_FINISH_SUP, "Finish" },
280 {DA_ZONE_FLAG_RWP_SUP, "Reset Write Pointer" },
281 };
282
283 typedef void da_delete_func_t (struct cam_periph *periph, union ccb *ccb,
284 struct bio *bp);
285 static da_delete_func_t da_delete_trim;
286 static da_delete_func_t da_delete_unmap;
287 static da_delete_func_t da_delete_ws;
288
289 static const void * da_delete_functions[] = {
290 NULL,
291 NULL,
292 da_delete_trim,
293 da_delete_unmap,
294 da_delete_ws,
295 da_delete_ws,
296 da_delete_ws
297 };
298
299 static const char *da_delete_method_names[] =
300 { "NONE", "DISABLE", "ATA_TRIM", "UNMAP", "WS16", "WS10", "ZERO" };
301 static const char *da_delete_method_desc[] =
302 { "NONE", "DISABLED", "ATA TRIM", "UNMAP", "WRITE SAME(16) with UNMAP",
303 "WRITE SAME(10) with UNMAP", "ZERO" };
304
305 /* Offsets into our private area for storing information */
306 #define ccb_state ppriv_field0
307 #define ccb_bp ppriv_ptr1
308
309 struct disk_params {
310 uint8_t heads;
311 uint32_t cylinders;
312 uint8_t secs_per_track;
313 uint32_t secsize; /* Number of bytes/sector */
314 uint64_t sectors; /* total number sectors */
315 u_int stripesize;
316 u_int stripeoffset;
317 };
318
319 #define UNMAP_RANGE_MAX 0xffffffff
320 #define UNMAP_HEAD_SIZE 8
321 #define UNMAP_RANGE_SIZE 16
322 #define UNMAP_MAX_RANGES 2048 /* Protocol Max is 4095 */
323 #define UNMAP_BUF_SIZE ((UNMAP_MAX_RANGES * UNMAP_RANGE_SIZE) + \
324 UNMAP_HEAD_SIZE)
325
326 #define WS10_MAX_BLKS 0xffff
327 #define WS16_MAX_BLKS 0xffffffff
328 #define ATA_TRIM_MAX_RANGES ((UNMAP_BUF_SIZE / \
329 (ATA_DSM_RANGE_SIZE * ATA_DSM_BLK_SIZE)) * ATA_DSM_BLK_SIZE)
330
331 #define DA_WORK_TUR (1 << 16)
332
333 typedef enum {
334 DA_REF_OPEN = 1,
335 DA_REF_OPEN_HOLD,
336 DA_REF_CLOSE_HOLD,
337 DA_REF_TUR,
338 DA_REF_GEOM,
339 DA_REF_SYSCTL,
340 DA_REF_REPROBE,
341 DA_REF_MAX /* KEEP LAST */
342 } da_ref_token;
343
344 struct da_softc {
345 struct cam_iosched_softc *cam_iosched;
346 struct bio_queue_head delete_run_queue;
347 LIST_HEAD(, ccb_hdr) pending_ccbs;
348 int refcount; /* Active xpt_action() calls */
349 da_state state;
350 da_flags flags;
351 da_quirks quirks;
352 int minimum_cmd_size;
353 int mode_page;
354 int error_inject;
355 int trim_max_ranges;
356 int delete_available; /* Delete methods possibly available */
357 da_zone_mode zone_mode;
358 da_zone_interface zone_interface;
359 da_zone_flags zone_flags;
360 struct ata_gp_log_dir ata_logdir;
361 int valid_logdir_len;
362 struct ata_identify_log_pages ata_iddir;
363 int valid_iddir_len;
364 uint64_t optimal_seq_zones;
365 uint64_t optimal_nonseq_zones;
366 uint64_t max_seq_zones;
367 u_int maxio;
368 uint32_t unmap_max_ranges;
369 uint32_t unmap_max_lba; /* Max LBAs in UNMAP req */
370 uint32_t unmap_gran;
371 uint32_t unmap_gran_align;
372 uint64_t ws_max_blks;
373 uint64_t trim_count;
374 uint64_t trim_ranges;
375 uint64_t trim_lbas;
376 da_delete_methods delete_method_pref;
377 da_delete_methods delete_method;
378 da_delete_func_t *delete_func;
379 int p_type;
380 struct disk_params params;
381 struct disk *disk;
382 struct task sysctl_task;
383 struct sysctl_ctx_list sysctl_ctx;
384 struct sysctl_oid *sysctl_tree;
385 struct callout sendordered_c;
386 uint64_t wwpn;
387 uint8_t unmap_buf[UNMAP_BUF_SIZE];
388 struct scsi_read_capacity_data_long rcaplong;
389 struct callout mediapoll_c;
390 int ref_flags[DA_REF_MAX];
391 #ifdef CAM_IO_STATS
392 struct sysctl_ctx_list sysctl_stats_ctx;
393 struct sysctl_oid *sysctl_stats_tree;
394 u_int errors;
395 u_int timeouts;
396 u_int invalidations;
397 #endif
398 #define DA_ANNOUNCETMP_SZ 160
399 char announce_temp[DA_ANNOUNCETMP_SZ];
400 #define DA_ANNOUNCE_SZ 400
401 char announcebuf[DA_ANNOUNCE_SZ];
402 };
403
404 #define dadeleteflag(softc, delete_method, enable) \
405 if (enable) { \
406 softc->delete_available |= (1 << delete_method); \
407 } else { \
408 softc->delete_available &= ~(1 << delete_method); \
409 }
410
411 static uma_zone_t da_ccb_zone;
412
413 struct da_quirk_entry {
414 struct scsi_inquiry_pattern inq_pat;
415 da_quirks quirks;
416 };
417
418 static const char quantum[] = "QUANTUM";
419 static const char microp[] = "MICROP";
420
421 static struct da_quirk_entry da_quirk_table[] =
422 {
423 /* SPI, FC devices */
424 {
425 /*
426 * Fujitsu M2513A MO drives.
427 * Tested devices: M2513A2 firmware versions 1200 & 1300.
428 * (dip switch selects whether T_DIRECT or T_OPTICAL device)
429 * Reported by: W.Scholten <whs@xs4all.nl>
430 */
431 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"},
432 /*quirks*/ DA_Q_NO_SYNC_CACHE
433 },
434 {
435 /* See above. */
436 {T_OPTICAL, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"},
437 /*quirks*/ DA_Q_NO_SYNC_CACHE
438 },
439 {
440 /*
441 * This particular Fujitsu drive doesn't like the
442 * synchronize cache command.
443 * Reported by: Tom Jackson <toj@gorilla.net>
444 */
445 {T_DIRECT, SIP_MEDIA_FIXED, "FUJITSU", "M2954*", "*"},
446 /*quirks*/ DA_Q_NO_SYNC_CACHE
447 },
448 {
449 /*
450 * This drive doesn't like the synchronize cache command
451 * either. Reported by: Matthew Jacob <mjacob@feral.com>
452 * in NetBSD PR kern/6027, August 24, 1998.
453 */
454 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2217*", "*"},
455 /*quirks*/ DA_Q_NO_SYNC_CACHE
456 },
457 {
458 /*
459 * This drive doesn't like the synchronize cache command
460 * either. Reported by: Hellmuth Michaelis (hm@kts.org)
461 * (PR 8882).
462 */
463 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2112*", "*"},
464 /*quirks*/ DA_Q_NO_SYNC_CACHE
465 },
466 {
467 /*
468 * Doesn't like the synchronize cache command.
469 * Reported by: Blaz Zupan <blaz@gold.amis.net>
470 */
471 {T_DIRECT, SIP_MEDIA_FIXED, "NEC", "D3847*", "*"},
472 /*quirks*/ DA_Q_NO_SYNC_CACHE
473 },
474 {
475 /*
476 * Doesn't like the synchronize cache command.
477 * Reported by: Blaz Zupan <blaz@gold.amis.net>
478 */
479 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "MAVERICK 540S", "*"},
480 /*quirks*/ DA_Q_NO_SYNC_CACHE
481 },
482 {
483 /*
484 * Doesn't like the synchronize cache command.
485 */
486 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS525S", "*"},
487 /*quirks*/ DA_Q_NO_SYNC_CACHE
488 },
489 {
490 /*
491 * Doesn't like the synchronize cache command.
492 * Reported by: walter@pelissero.de
493 */
494 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS540S", "*"},
495 /*quirks*/ DA_Q_NO_SYNC_CACHE
496 },
497 {
498 /*
499 * Doesn't work correctly with 6 byte reads/writes.
500 * Returns illegal request, and points to byte 9 of the
501 * 6-byte CDB.
502 * Reported by: Adam McDougall <bsdx@spawnet.com>
503 */
504 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 4*", "*"},
505 /*quirks*/ DA_Q_NO_6_BYTE
506 },
507 {
508 /* See above. */
509 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 2*", "*"},
510 /*quirks*/ DA_Q_NO_6_BYTE
511 },
512 {
513 /*
514 * Doesn't like the synchronize cache command.
515 * Reported by: walter@pelissero.de
516 */
517 {T_DIRECT, SIP_MEDIA_FIXED, "CONNER", "CP3500*", "*"},
518 /*quirks*/ DA_Q_NO_SYNC_CACHE
519 },
520 {
521 /*
522 * The CISS RAID controllers do not support SYNC_CACHE
523 */
524 {T_DIRECT, SIP_MEDIA_FIXED, "COMPAQ", "RAID*", "*"},
525 /*quirks*/ DA_Q_NO_SYNC_CACHE
526 },
527 {
528 /*
529 * The STEC SSDs sometimes hang on UNMAP.
530 */
531 {T_DIRECT, SIP_MEDIA_FIXED, "STEC", "*", "*"},
532 /*quirks*/ DA_Q_NO_UNMAP
533 },
534 {
535 /*
536 * VMware returns BUSY status when storage has transient
537 * connectivity problems, so better wait.
538 * Also VMware returns odd errors on misaligned UNMAPs.
539 */
540 {T_DIRECT, SIP_MEDIA_FIXED, "VMware*", "*", "*"},
541 /*quirks*/ DA_Q_RETRY_BUSY | DA_Q_STRICT_UNMAP
542 },
543 /* USB mass storage devices supported by umass(4) */
544 {
545 /*
546 * EXATELECOM (Sigmatel) i-Bead 100/105 USB Flash MP3 Player
547 * PR: kern/51675
548 */
549 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EXATEL", "i-BEAD10*", "*"},
550 /*quirks*/ DA_Q_NO_SYNC_CACHE
551 },
552 {
553 /*
554 * Power Quotient Int. (PQI) USB flash key
555 * PR: kern/53067
556 */
557 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "USB Flash Disk*",
558 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
559 },
560 {
561 /*
562 * Creative Nomad MUVO mp3 player (USB)
563 * PR: kern/53094
564 */
565 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "NOMAD_MUVO", "*"},
566 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
567 },
568 {
569 /*
570 * Jungsoft NEXDISK USB flash key
571 * PR: kern/54737
572 */
573 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JUNGSOFT", "NEXDISK*", "*"},
574 /*quirks*/ DA_Q_NO_SYNC_CACHE
575 },
576 {
577 /*
578 * FreeDik USB Mini Data Drive
579 * PR: kern/54786
580 */
581 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FreeDik*", "Mini Data Drive",
582 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
583 },
584 {
585 /*
586 * Sigmatel USB Flash MP3 Player
587 * PR: kern/57046
588 */
589 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SigmaTel", "MSCN", "*"},
590 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
591 },
592 {
593 /*
594 * Neuros USB Digital Audio Computer
595 * PR: kern/63645
596 */
597 {T_DIRECT, SIP_MEDIA_REMOVABLE, "NEUROS", "dig. audio comp.",
598 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
599 },
600 {
601 /*
602 * SEAGRAND NP-900 MP3 Player
603 * PR: kern/64563
604 */
605 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SEAGRAND", "NP-900*", "*"},
606 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
607 },
608 {
609 /*
610 * iRiver iFP MP3 player (with UMS Firmware)
611 * PR: kern/54881, i386/63941, kern/66124
612 */
613 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iRiver", "iFP*", "*"},
614 /*quirks*/ DA_Q_NO_SYNC_CACHE
615 },
616 {
617 /*
618 * Frontier Labs NEX IA+ Digital Audio Player, rev 1.10/0.01
619 * PR: kern/70158
620 */
621 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FL" , "Nex*", "*"},
622 /*quirks*/ DA_Q_NO_SYNC_CACHE
623 },
624 {
625 /*
626 * ZICPlay USB MP3 Player with FM
627 * PR: kern/75057
628 */
629 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ACTIONS*" , "USB DISK*", "*"},
630 /*quirks*/ DA_Q_NO_SYNC_CACHE
631 },
632 {
633 /*
634 * TEAC USB floppy mechanisms
635 */
636 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TEAC" , "FD-05*", "*"},
637 /*quirks*/ DA_Q_NO_SYNC_CACHE
638 },
639 {
640 /*
641 * Kingston DataTraveler II+ USB Pen-Drive.
642 * Reported by: Pawel Jakub Dawidek <pjd@FreeBSD.org>
643 */
644 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston" , "DataTraveler II+",
645 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
646 },
647 {
648 /*
649 * USB DISK Pro PMAP
650 * Reported by: jhs
651 * PR: usb/96381
652 */
653 {T_DIRECT, SIP_MEDIA_REMOVABLE, " ", "USB DISK Pro", "PMAP"},
654 /*quirks*/ DA_Q_NO_SYNC_CACHE
655 },
656 {
657 /*
658 * Motorola E398 Mobile Phone (TransFlash memory card).
659 * Reported by: Wojciech A. Koszek <dunstan@FreeBSD.czest.pl>
660 * PR: usb/89889
661 */
662 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Motorola" , "Motorola Phone",
663 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
664 },
665 {
666 /*
667 * Qware BeatZkey! Pro
668 * PR: usb/79164
669 */
670 {T_DIRECT, SIP_MEDIA_REMOVABLE, "GENERIC", "USB DISK DEVICE",
671 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
672 },
673 {
674 /*
675 * Time DPA20B 1GB MP3 Player
676 * PR: usb/81846
677 */
678 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB2.0*", "(FS) FLASH DISK*",
679 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
680 },
681 {
682 /*
683 * Samsung USB key 128Mb
684 * PR: usb/90081
685 */
686 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB-DISK", "FreeDik-FlashUsb",
687 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
688 },
689 {
690 /*
691 * Kingston DataTraveler 2.0 USB Flash memory.
692 * PR: usb/89196
693 */
694 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler 2.0",
695 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
696 },
697 {
698 /*
699 * Creative MUVO Slim mp3 player (USB)
700 * PR: usb/86131
701 */
702 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "MuVo Slim",
703 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT
704 },
705 {
706 /*
707 * United MP5512 Portable MP3 Player (2-in-1 USB DISK/MP3)
708 * PR: usb/80487
709 */
710 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "MUSIC DISK",
711 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
712 },
713 {
714 /*
715 * SanDisk Micro Cruzer 128MB
716 * PR: usb/75970
717 */
718 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SanDisk" , "Micro Cruzer",
719 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
720 },
721 {
722 /*
723 * TOSHIBA TransMemory USB sticks
724 * PR: kern/94660
725 */
726 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TOSHIBA", "TransMemory",
727 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
728 },
729 {
730 /*
731 * PNY USB 3.0 Flash Drives
732 */
733 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PNY", "USB 3.0 FD*",
734 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_RC16
735 },
736 {
737 /*
738 * PNY USB Flash keys
739 * PR: usb/75578, usb/72344, usb/65436
740 */
741 {T_DIRECT, SIP_MEDIA_REMOVABLE, "*" , "USB DISK*",
742 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
743 },
744 {
745 /*
746 * Genesys GL3224
747 */
748 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "STORAGE DEVICE*",
749 "120?"}, /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_4K | DA_Q_NO_RC16
750 },
751 {
752 /*
753 * Genesys 6-in-1 Card Reader
754 * PR: usb/94647
755 */
756 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "STORAGE DEVICE*",
757 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
758 },
759 {
760 /*
761 * Rekam Digital CAMERA
762 * PR: usb/98713
763 */
764 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CAMERA*", "4MP-9J6*",
765 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
766 },
767 {
768 /*
769 * iRiver H10 MP3 player
770 * PR: usb/102547
771 */
772 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "H10*",
773 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
774 },
775 {
776 /*
777 * iRiver U10 MP3 player
778 * PR: usb/92306
779 */
780 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "U10*",
781 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
782 },
783 {
784 /*
785 * X-Micro Flash Disk
786 * PR: usb/96901
787 */
788 {T_DIRECT, SIP_MEDIA_REMOVABLE, "X-Micro", "Flash Disk",
789 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
790 },
791 {
792 /*
793 * EasyMP3 EM732X USB 2.0 Flash MP3 Player
794 * PR: usb/96546
795 */
796 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EM732X", "MP3 Player*",
797 "1.00"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
798 },
799 {
800 /*
801 * Denver MP3 player
802 * PR: usb/107101
803 */
804 {T_DIRECT, SIP_MEDIA_REMOVABLE, "DENVER", "MP3 PLAYER",
805 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
806 },
807 {
808 /*
809 * Philips USB Key Audio KEY013
810 * PR: usb/68412
811 */
812 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PHILIPS", "Key*", "*"},
813 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT
814 },
815 {
816 /*
817 * JNC MP3 Player
818 * PR: usb/94439
819 */
820 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JNC*" , "MP3 Player*",
821 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
822 },
823 {
824 /*
825 * SAMSUNG MP0402H
826 * PR: usb/108427
827 */
828 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "MP0402H", "*"},
829 /*quirks*/ DA_Q_NO_SYNC_CACHE
830 },
831 {
832 /*
833 * I/O Magic USB flash - Giga Bank
834 * PR: usb/108810
835 */
836 {T_DIRECT, SIP_MEDIA_FIXED, "GS-Magic", "stor*", "*"},
837 /*quirks*/ DA_Q_NO_SYNC_CACHE
838 },
839 {
840 /*
841 * JoyFly 128mb USB Flash Drive
842 * PR: 96133
843 */
844 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "Flash Disk*",
845 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
846 },
847 {
848 /*
849 * ChipsBnk usb stick
850 * PR: 103702
851 */
852 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ChipsBnk", "USB*",
853 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
854 },
855 {
856 /*
857 * Storcase (Kingston) InfoStation IFS FC2/SATA-R 201A
858 * PR: 129858
859 */
860 {T_DIRECT, SIP_MEDIA_FIXED, "IFS", "FC2/SATA-R*",
861 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
862 },
863 {
864 /*
865 * Samsung YP-U3 mp3-player
866 * PR: 125398
867 */
868 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Samsung", "YP-U3",
869 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
870 },
871 {
872 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Netac", "OnlyDisk*",
873 "2000"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
874 },
875 {
876 /*
877 * Sony Cyber-Shot DSC cameras
878 * PR: usb/137035
879 */
880 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Sony", "Sony DSC", "*"},
881 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT
882 },
883 {
884 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler G3",
885 "1.00"}, /*quirks*/ DA_Q_NO_PREVENT
886 },
887 {
888 /* At least several Transcent USB sticks lie on RC16. */
889 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JetFlash", "Transcend*",
890 "*"}, /*quirks*/ DA_Q_NO_RC16
891 },
892 {
893 /* ADATA USB sticks lie on RC16. */
894 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ADATA", "USB Flash Drive*",
895 "*"}, /*quirks*/ DA_Q_NO_RC16
896 },
897 {
898 /*
899 * I-O Data USB Flash Disk
900 * PR: usb/211716
901 */
902 {T_DIRECT, SIP_MEDIA_REMOVABLE, "I-O DATA", "USB Flash Disk*",
903 "*"}, /*quirks*/ DA_Q_NO_RC16
904 },
905 {
906 /*
907 * SLC CHIPFANCIER USB drives
908 * PR: usb/234503 (RC10 right, RC16 wrong)
909 * 16GB, 32GB and 128GB confirmed to have same issue
910 */
911 {T_DIRECT, SIP_MEDIA_REMOVABLE, "*SLC", "CHIPFANCIER",
912 "*"}, /*quirks*/ DA_Q_NO_RC16
913 },
914 /* ATA/SATA devices over SAS/USB/... */
915 {
916 /* Sandisk X400 */
917 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SanDisk SD8SB8U1*", "*" },
918 /*quirks*/DA_Q_128KB
919 },
920 {
921 /* Hitachi Advanced Format (4k) drives */
922 { T_DIRECT, SIP_MEDIA_FIXED, "Hitachi", "H??????????E3*", "*" },
923 /*quirks*/DA_Q_4K
924 },
925 {
926 /* Micron Advanced Format (4k) drives */
927 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Micron 5100 MTFDDAK*", "*" },
928 /*quirks*/DA_Q_4K
929 },
930 {
931 /* Samsung Advanced Format (4k) drives */
932 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD155UI*", "*" },
933 /*quirks*/DA_Q_4K
934 },
935 {
936 /* Samsung Advanced Format (4k) drives */
937 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD155UI*", "*" },
938 /*quirks*/DA_Q_4K
939 },
940 {
941 /* Samsung Advanced Format (4k) drives */
942 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD204UI*", "*" },
943 /*quirks*/DA_Q_4K
944 },
945 {
946 /* Samsung Advanced Format (4k) drives */
947 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD204UI*", "*" },
948 /*quirks*/DA_Q_4K
949 },
950 {
951 /* Seagate Barracuda Green Advanced Format (4k) drives */
952 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DL*", "*" },
953 /*quirks*/DA_Q_4K
954 },
955 {
956 /* Seagate Barracuda Green Advanced Format (4k) drives */
957 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DL", "*", "*" },
958 /*quirks*/DA_Q_4K
959 },
960 {
961 /* Seagate Barracuda Green Advanced Format (4k) drives */
962 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???DM*", "*" },
963 /*quirks*/DA_Q_4K
964 },
965 {
966 /* Seagate Barracuda Green Advanced Format (4k) drives */
967 { T_DIRECT, SIP_MEDIA_FIXED, "ST???DM*", "*", "*" },
968 /*quirks*/DA_Q_4K
969 },
970 {
971 /* Seagate Barracuda Green Advanced Format (4k) drives */
972 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DM*", "*" },
973 /*quirks*/DA_Q_4K
974 },
975 {
976 /* Seagate Barracuda Green Advanced Format (4k) drives */
977 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DM", "*", "*" },
978 /*quirks*/DA_Q_4K
979 },
980 {
981 /* Seagate Momentus Advanced Format (4k) drives */
982 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500423AS*", "*" },
983 /*quirks*/DA_Q_4K
984 },
985 {
986 /* Seagate Momentus Advanced Format (4k) drives */
987 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "3AS*", "*" },
988 /*quirks*/DA_Q_4K
989 },
990 {
991 /* Seagate Momentus Advanced Format (4k) drives */
992 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500424AS*", "*" },
993 /*quirks*/DA_Q_4K
994 },
995 {
996 /* Seagate Momentus Advanced Format (4k) drives */
997 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "4AS*", "*" },
998 /*quirks*/DA_Q_4K
999 },
1000 {
1001 /* Seagate Momentus Advanced Format (4k) drives */
1002 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640423AS*", "*" },
1003 /*quirks*/DA_Q_4K
1004 },
1005 {
1006 /* Seagate Momentus Advanced Format (4k) drives */
1007 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "3AS*", "*" },
1008 /*quirks*/DA_Q_4K
1009 },
1010 {
1011 /* Seagate Momentus Advanced Format (4k) drives */
1012 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640424AS*", "*" },
1013 /*quirks*/DA_Q_4K
1014 },
1015 {
1016 /* Seagate Momentus Advanced Format (4k) drives */
1017 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "4AS*", "*" },
1018 /*quirks*/DA_Q_4K
1019 },
1020 {
1021 /* Seagate Momentus Advanced Format (4k) drives */
1022 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750420AS*", "*" },
1023 /*quirks*/DA_Q_4K
1024 },
1025 {
1026 /* Seagate Momentus Advanced Format (4k) drives */
1027 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "0AS*", "*" },
1028 /*quirks*/DA_Q_4K
1029 },
1030 {
1031 /* Seagate Momentus Advanced Format (4k) drives */
1032 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750422AS*", "*" },
1033 /*quirks*/DA_Q_4K
1034 },
1035 {
1036 /* Seagate Momentus Advanced Format (4k) drives */
1037 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "2AS*", "*" },
1038 /*quirks*/DA_Q_4K
1039 },
1040 {
1041 /* Seagate Momentus Advanced Format (4k) drives */
1042 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750423AS*", "*" },
1043 /*quirks*/DA_Q_4K
1044 },
1045 {
1046 /* Seagate Momentus Advanced Format (4k) drives */
1047 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "3AS*", "*" },
1048 /*quirks*/DA_Q_4K
1049 },
1050 {
1051 /* Seagate Momentus Thin Advanced Format (4k) drives */
1052 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???LT*", "*" },
1053 /*quirks*/DA_Q_4K
1054 },
1055 {
1056 /* Seagate Momentus Thin Advanced Format (4k) drives */
1057 { T_DIRECT, SIP_MEDIA_FIXED, "ST???LT*", "*", "*" },
1058 /*quirks*/DA_Q_4K
1059 },
1060 {
1061 /* WDC Caviar Green Advanced Format (4k) drives */
1062 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RS*", "*" },
1063 /*quirks*/DA_Q_4K
1064 },
1065 {
1066 /* WDC Caviar Green Advanced Format (4k) drives */
1067 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RS*", "*" },
1068 /*quirks*/DA_Q_4K
1069 },
1070 {
1071 /* WDC Caviar Green Advanced Format (4k) drives */
1072 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RX*", "*" },
1073 /*quirks*/DA_Q_4K
1074 },
1075 {
1076 /* WDC Caviar Green Advanced Format (4k) drives */
1077 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RX*", "*" },
1078 /*quirks*/DA_Q_4K
1079 },
1080 {
1081 /* WDC Caviar Green Advanced Format (4k) drives */
1082 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RS*", "*" },
1083 /*quirks*/DA_Q_4K
1084 },
1085 {
1086 /* WDC Caviar Green Advanced Format (4k) drives */
1087 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RS*", "*" },
1088 /*quirks*/DA_Q_4K
1089 },
1090 {
1091 /* WDC Caviar Green Advanced Format (4k) drives */
1092 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RX*", "*" },
1093 /*quirks*/DA_Q_4K
1094 },
1095 {
1096 /* WDC Caviar Green Advanced Format (4k) drives */
1097 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RX*", "*" },
1098 /*quirks*/DA_Q_4K
1099 },
1100 {
1101 /* WDC Scorpio Black Advanced Format (4k) drives */
1102 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PKT*", "*" },
1103 /*quirks*/DA_Q_4K
1104 },
1105 {
1106 /* WDC Scorpio Black Advanced Format (4k) drives */
1107 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PKT*", "*" },
1108 /*quirks*/DA_Q_4K
1109 },
1110 {
1111 /* WDC Scorpio Black Advanced Format (4k) drives */
1112 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PKT*", "*" },
1113 /*quirks*/DA_Q_4K
1114 },
1115 {
1116 /* WDC Scorpio Black Advanced Format (4k) drives */
1117 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PKT*", "*" },
1118 /*quirks*/DA_Q_4K
1119 },
1120 {
1121 /* WDC Scorpio Blue Advanced Format (4k) drives */
1122 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PVT*", "*" },
1123 /*quirks*/DA_Q_4K
1124 },
1125 {
1126 /* WDC Scorpio Blue Advanced Format (4k) drives */
1127 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PVT*", "*" },
1128 /*quirks*/DA_Q_4K
1129 },
1130 {
1131 /* WDC Scorpio Blue Advanced Format (4k) drives */
1132 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PVT*", "*" },
1133 /*quirks*/DA_Q_4K
1134 },
1135 {
1136 /* WDC Scorpio Blue Advanced Format (4k) drives */
1137 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PVT*", "*" },
1138 /*quirks*/DA_Q_4K
1139 },
1140 {
1141 /*
1142 * Olympus digital cameras (C-3040ZOOM, C-2040ZOOM, C-1)
1143 * PR: usb/97472
1144 */
1145 { T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "C*", "*"},
1146 /*quirks*/ DA_Q_NO_6_BYTE | DA_Q_NO_SYNC_CACHE
1147 },
1148 {
1149 /*
1150 * Olympus digital cameras (D-370)
1151 * PR: usb/97472
1152 */
1153 { T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "D*", "*"},
1154 /*quirks*/ DA_Q_NO_6_BYTE
1155 },
1156 {
1157 /*
1158 * Olympus digital cameras (E-100RS, E-10).
1159 * PR: usb/97472
1160 */
1161 { T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "E*", "*"},
1162 /*quirks*/ DA_Q_NO_6_BYTE | DA_Q_NO_SYNC_CACHE
1163 },
1164 {
1165 /*
1166 * Olympus FE-210 camera
1167 */
1168 {T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "FE210*",
1169 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
1170 },
1171 {
1172 /*
1173 * Pentax Digital Camera
1174 * PR: usb/93389
1175 */
1176 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PENTAX", "DIGITAL CAMERA",
1177 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
1178 },
1179 {
1180 /*
1181 * LG UP3S MP3 player
1182 */
1183 {T_DIRECT, SIP_MEDIA_REMOVABLE, "LG", "UP3S",
1184 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
1185 },
1186 {
1187 /*
1188 * Laser MP3-2GA13 MP3 player
1189 */
1190 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "(HS) Flash Disk",
1191 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE
1192 },
1193 {
1194 /*
1195 * LaCie external 250GB Hard drive des by Porsche
1196 * Submitted by: Ben Stuyts <ben@altesco.nl>
1197 * PR: 121474
1198 */
1199 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HM250JI", "*"},
1200 /*quirks*/ DA_Q_NO_SYNC_CACHE
1201 },
1202 /* SATA SSDs */
1203 {
1204 /*
1205 * Corsair Force 2 SSDs
1206 * 4k optimised & trim only works in 4k requests + 4k aligned
1207 */
1208 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair CSSD-F*", "*" },
1209 /*quirks*/DA_Q_4K
1210 },
1211 {
1212 /*
1213 * Corsair Force 3 SSDs
1214 * 4k optimised & trim only works in 4k requests + 4k aligned
1215 */
1216 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force 3*", "*" },
1217 /*quirks*/DA_Q_4K
1218 },
1219 {
1220 /*
1221 * Corsair Neutron GTX SSDs
1222 * 4k optimised & trim only works in 4k requests + 4k aligned
1223 */
1224 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" },
1225 /*quirks*/DA_Q_4K
1226 },
1227 {
1228 /*
1229 * Corsair Force GT & GS SSDs
1230 * 4k optimised & trim only works in 4k requests + 4k aligned
1231 */
1232 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force G*", "*" },
1233 /*quirks*/DA_Q_4K
1234 },
1235 {
1236 /*
1237 * Crucial M4 SSDs
1238 * 4k optimised & trim only works in 4k requests + 4k aligned
1239 */
1240 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "M4-CT???M4SSD2*", "*" },
1241 /*quirks*/DA_Q_4K
1242 },
1243 {
1244 /*
1245 * Crucial RealSSD C300 SSDs
1246 * 4k optimised
1247 */
1248 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "C300-CTFDDAC???MAG*",
1249 "*" }, /*quirks*/DA_Q_4K
1250 },
1251 {
1252 /*
1253 * Intel 320 Series SSDs
1254 * 4k optimised & trim only works in 4k requests + 4k aligned
1255 */
1256 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2CW*", "*" },
1257 /*quirks*/DA_Q_4K
1258 },
1259 {
1260 /*
1261 * Intel 330 Series SSDs
1262 * 4k optimised & trim only works in 4k requests + 4k aligned
1263 */
1264 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2CT*", "*" },
1265 /*quirks*/DA_Q_4K
1266 },
1267 {
1268 /*
1269 * Intel 510 Series SSDs
1270 * 4k optimised & trim only works in 4k requests + 4k aligned
1271 */
1272 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2MH*", "*" },
1273 /*quirks*/DA_Q_4K
1274 },
1275 {
1276 /*
1277 * Intel 520 Series SSDs
1278 * 4k optimised & trim only works in 4k requests + 4k aligned
1279 */
1280 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2BW*", "*" },
1281 /*quirks*/DA_Q_4K
1282 },
1283 {
1284 /*
1285 * Intel S3610 Series SSDs
1286 * 4k optimised & trim only works in 4k requests + 4k aligned
1287 */
1288 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2BX*", "*" },
1289 /*quirks*/DA_Q_4K
1290 },
1291 {
1292 /*
1293 * Intel X25-M Series SSDs
1294 * 4k optimised & trim only works in 4k requests + 4k aligned
1295 */
1296 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2M*", "*" },
1297 /*quirks*/DA_Q_4K
1298 },
1299 {
1300 /*
1301 * Kingston E100 Series SSDs
1302 * 4k optimised & trim only works in 4k requests + 4k aligned
1303 */
1304 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SE100S3*", "*" },
1305 /*quirks*/DA_Q_4K
1306 },
1307 {
1308 /*
1309 * Kingston HyperX 3k SSDs
1310 * 4k optimised & trim only works in 4k requests + 4k aligned
1311 */
1312 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SH103S3*", "*" },
1313 /*quirks*/DA_Q_4K
1314 },
1315 {
1316 /*
1317 * Marvell SSDs (entry taken from OpenSolaris)
1318 * 4k optimised & trim only works in 4k requests + 4k aligned
1319 */
1320 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "MARVELL SD88SA02*", "*" },
1321 /*quirks*/DA_Q_4K
1322 },
1323 {
1324 /*
1325 * OCZ Agility 2 SSDs
1326 * 4k optimised & trim only works in 4k requests + 4k aligned
1327 */
1328 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" },
1329 /*quirks*/DA_Q_4K
1330 },
1331 {
1332 /*
1333 * OCZ Agility 3 SSDs
1334 * 4k optimised & trim only works in 4k requests + 4k aligned
1335 */
1336 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-AGILITY3*", "*" },
1337 /*quirks*/DA_Q_4K
1338 },
1339 {
1340 /*
1341 * OCZ Deneva R Series SSDs
1342 * 4k optimised & trim only works in 4k requests + 4k aligned
1343 */
1344 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "DENRSTE251M45*", "*" },
1345 /*quirks*/DA_Q_4K
1346 },
1347 {
1348 /*
1349 * OCZ Vertex 2 SSDs (inc pro series)
1350 * 4k optimised & trim only works in 4k requests + 4k aligned
1351 */
1352 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ?VERTEX2*", "*" },
1353 /*quirks*/DA_Q_4K
1354 },
1355 {
1356 /*
1357 * OCZ Vertex 3 SSDs
1358 * 4k optimised & trim only works in 4k requests + 4k aligned
1359 */
1360 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX3*", "*" },
1361 /*quirks*/DA_Q_4K
1362 },
1363 {
1364 /*
1365 * OCZ Vertex 4 SSDs
1366 * 4k optimised & trim only works in 4k requests + 4k aligned
1367 */
1368 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX4*", "*" },
1369 /*quirks*/DA_Q_4K
1370 },
1371 {
1372 /*
1373 * Samsung 750 Series SSDs
1374 * 4k optimised & trim only works in 4k requests + 4k aligned
1375 */
1376 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 750*", "*" },
1377 /*quirks*/DA_Q_4K
1378 },
1379 {
1380 /*
1381 * Samsung 830 Series SSDs
1382 * 4k optimised & trim only works in 4k requests + 4k aligned
1383 */
1384 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG SSD 830 Series*", "*" },
1385 /*quirks*/DA_Q_4K
1386 },
1387 {
1388 /*
1389 * Samsung 840 SSDs
1390 * 4k optimised & trim only works in 4k requests + 4k aligned
1391 */
1392 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 840*", "*" },
1393 /*quirks*/DA_Q_4K
1394 },
1395 {
1396 /*
1397 * Samsung 845 SSDs
1398 * 4k optimised & trim only works in 4k requests + 4k aligned
1399 */
1400 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 845*", "*" },
1401 /*quirks*/DA_Q_4K
1402 },
1403 {
1404 /*
1405 * Samsung 850 SSDs
1406 * 4k optimised & trim only works in 4k requests + 4k aligned
1407 */
1408 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 850*", "*" },
1409 /*quirks*/DA_Q_4K
1410 },
1411 {
1412 /*
1413 * Samsung 860 SSDs
1414 * 4k optimised & trim only works in 4k requests + 4k aligned
1415 */
1416 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 860*", "*" },
1417 /*quirks*/DA_Q_4K
1418 },
1419 {
1420 /*
1421 * Samsung 870 SSDs
1422 * 4k optimised & trim only works in 4k requests + 4k aligned
1423 */
1424 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 870*", "*" },
1425 /*quirks*/DA_Q_4K
1426 },
1427 {
1428 /*
1429 * Samsung 843T Series SSDs (MZ7WD*)
1430 * Samsung PM851 Series SSDs (MZ7TE*)
1431 * Samsung PM853T Series SSDs (MZ7GE*)
1432 * Samsung SM863 Series SSDs (MZ7KM*)
1433 * 4k optimised
1434 */
1435 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG MZ7*", "*" },
1436 /*quirks*/DA_Q_4K
1437 },
1438 {
1439 /*
1440 * Same as for SAMSUNG MZ7* but enable the quirks for SSD
1441 * starting with MZ7* too
1442 */
1443 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "MZ7*", "*" },
1444 /*quirks*/DA_Q_4K
1445 },
1446 {
1447 /*
1448 * Same as above but enable the quirks for SSD SAMSUNG MZ7*
1449 * connected via SATA-to-SAS interposer and because of this
1450 * starting without "ATA"
1451 */
1452 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "MZ7*", "*" },
1453 /*quirks*/DA_Q_4K
1454 },
1455 {
1456 /*
1457 * SuperTalent TeraDrive CT SSDs
1458 * 4k optimised & trim only works in 4k requests + 4k aligned
1459 */
1460 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "FTM??CT25H*", "*" },
1461 /*quirks*/DA_Q_4K
1462 },
1463 {
1464 /*
1465 * XceedIOPS SATA SSDs
1466 * 4k optimised
1467 */
1468 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SG9XCS2D*", "*" },
1469 /*quirks*/DA_Q_4K
1470 },
1471 {
1472 /*
1473 * Hama Innostor USB-Stick
1474 */
1475 { T_DIRECT, SIP_MEDIA_REMOVABLE, "Innostor", "Innostor*", "*" },
1476 /*quirks*/DA_Q_NO_RC16
1477 },
1478 {
1479 /*
1480 * Seagate Lamarr 8TB Shingled Magnetic Recording (SMR)
1481 * Drive Managed SATA hard drive. This drive doesn't report
1482 * in firmware that it is a drive managed SMR drive.
1483 */
1484 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST8000AS000[23]*", "*" },
1485 /*quirks*/DA_Q_SMR_DM
1486 },
1487 {
1488 /*
1489 * MX-ES USB Drive by Mach Xtreme
1490 */
1491 { T_DIRECT, SIP_MEDIA_REMOVABLE, "MX", "MXUB3*", "*"},
1492 /*quirks*/DA_Q_NO_RC16
1493 },
1494 };
1495
1496 static disk_strategy_t dastrategy;
1497 static dumper_t dadump;
1498 static periph_init_t dainit;
1499 static void daasync(void *callback_arg, uint32_t code,
1500 struct cam_path *path, void *arg);
1501 static void dasysctlinit(void *context, int pending);
1502 static int dasysctlsofttimeout(SYSCTL_HANDLER_ARGS);
1503 static int dacmdsizesysctl(SYSCTL_HANDLER_ARGS);
1504 static int dadeletemethodsysctl(SYSCTL_HANDLER_ARGS);
1505 static int dabitsysctl(SYSCTL_HANDLER_ARGS);
1506 static int daflagssysctl(SYSCTL_HANDLER_ARGS);
1507 static int daquirkssysctl(SYSCTL_HANDLER_ARGS);
1508 static int dazonemodesysctl(SYSCTL_HANDLER_ARGS);
1509 static int dazonesupsysctl(SYSCTL_HANDLER_ARGS);
1510 static int dadeletemaxsysctl(SYSCTL_HANDLER_ARGS);
1511 static void dadeletemethodset(struct da_softc *softc,
1512 da_delete_methods delete_method);
1513 static off_t dadeletemaxsize(struct da_softc *softc,
1514 da_delete_methods delete_method);
1515 static void dadeletemethodchoose(struct da_softc *softc,
1516 da_delete_methods default_method);
1517 static void daprobedone(struct cam_periph *periph, union ccb *ccb);
1518
1519 static periph_ctor_t daregister;
1520 static periph_dtor_t dacleanup;
1521 static periph_start_t dastart;
1522 static periph_oninv_t daoninvalidate;
1523 static void dazonedone(struct cam_periph *periph, union ccb *ccb);
1524 static void dadone(struct cam_periph *periph,
1525 union ccb *done_ccb);
1526 static void dadone_probewp(struct cam_periph *periph,
1527 union ccb *done_ccb);
1528 static void dadone_proberc(struct cam_periph *periph,
1529 union ccb *done_ccb);
1530 static void dadone_probelbp(struct cam_periph *periph,
1531 union ccb *done_ccb);
1532 static void dadone_probeblklimits(struct cam_periph *periph,
1533 union ccb *done_ccb);
1534 static void dadone_probebdc(struct cam_periph *periph,
1535 union ccb *done_ccb);
1536 static void dadone_probecache(struct cam_periph *periph,
1537 union ccb *done_ccb);
1538 static void dadone_probeata(struct cam_periph *periph,
1539 union ccb *done_ccb);
1540 static void dadone_probeatalogdir(struct cam_periph *periph,
1541 union ccb *done_ccb);
1542 static void dadone_probeataiddir(struct cam_periph *periph,
1543 union ccb *done_ccb);
1544 static void dadone_probeatasup(struct cam_periph *periph,
1545 union ccb *done_ccb);
1546 static void dadone_probeatazone(struct cam_periph *periph,
1547 union ccb *done_ccb);
1548 static void dadone_probezone(struct cam_periph *periph,
1549 union ccb *done_ccb);
1550 static void dadone_tur(struct cam_periph *periph,
1551 union ccb *done_ccb);
1552 static int daerror(union ccb *ccb, uint32_t cam_flags,
1553 uint32_t sense_flags);
1554 static void daprevent(struct cam_periph *periph, int action);
1555 static void dareprobe(struct cam_periph *periph);
1556 static void dasetgeom(struct cam_periph *periph, uint32_t block_len,
1557 uint64_t maxsector,
1558 struct scsi_read_capacity_data_long *rcaplong,
1559 size_t rcap_size);
1560 static callout_func_t dasendorderedtag;
1561 static void dashutdown(void *arg, int howto);
1562 static callout_func_t damediapoll;
1563
1564 #ifndef DA_DEFAULT_POLL_PERIOD
1565 #define DA_DEFAULT_POLL_PERIOD 3
1566 #endif
1567
1568 #ifndef DA_DEFAULT_TIMEOUT
1569 #define DA_DEFAULT_TIMEOUT 60 /* Timeout in seconds */
1570 #endif
1571
1572 #ifndef DA_DEFAULT_SOFTTIMEOUT
1573 #define DA_DEFAULT_SOFTTIMEOUT 0
1574 #endif
1575
1576 #ifndef DA_DEFAULT_RETRY
1577 #define DA_DEFAULT_RETRY 4
1578 #endif
1579
1580 #ifndef DA_DEFAULT_SEND_ORDERED
1581 #define DA_DEFAULT_SEND_ORDERED 1
1582 #endif
1583
1584 static int da_poll_period = DA_DEFAULT_POLL_PERIOD;
1585 static int da_retry_count = DA_DEFAULT_RETRY;
1586 static int da_default_timeout = DA_DEFAULT_TIMEOUT;
1587 static sbintime_t da_default_softtimeout = DA_DEFAULT_SOFTTIMEOUT;
1588 static int da_send_ordered = DA_DEFAULT_SEND_ORDERED;
1589 static int da_disable_wp_detection = 0;
1590 static int da_enable_biospeedup = 1;
1591 static int da_enable_uma_ccbs = 1;
1592
1593 static SYSCTL_NODE(_kern_cam, OID_AUTO, da, CTLFLAG_RD | CTLFLAG_MPSAFE, 0,
1594 "CAM Direct Access Disk driver");
1595 SYSCTL_INT(_kern_cam_da, OID_AUTO, poll_period, CTLFLAG_RWTUN,
1596 &da_poll_period, 0, "Media polling period in seconds");
1597 SYSCTL_INT(_kern_cam_da, OID_AUTO, retry_count, CTLFLAG_RWTUN,
1598 &da_retry_count, 0, "Normal I/O retry count");
1599 SYSCTL_INT(_kern_cam_da, OID_AUTO, default_timeout, CTLFLAG_RWTUN,
1600 &da_default_timeout, 0, "Normal I/O timeout (in seconds)");
1601 SYSCTL_INT(_kern_cam_da, OID_AUTO, send_ordered, CTLFLAG_RWTUN,
1602 &da_send_ordered, 0, "Send Ordered Tags");
1603 SYSCTL_INT(_kern_cam_da, OID_AUTO, disable_wp_detection, CTLFLAG_RWTUN,
1604 &da_disable_wp_detection, 0,
1605 "Disable detection of write-protected disks");
1606 SYSCTL_INT(_kern_cam_da, OID_AUTO, enable_biospeedup, CTLFLAG_RDTUN,
1607 &da_enable_biospeedup, 0, "Enable BIO_SPEEDUP processing");
1608 SYSCTL_INT(_kern_cam_da, OID_AUTO, enable_uma_ccbs, CTLFLAG_RWTUN,
1609 &da_enable_uma_ccbs, 0, "Use UMA for CCBs");
1610
1611 SYSCTL_PROC(_kern_cam_da, OID_AUTO, default_softtimeout,
1612 CTLTYPE_UINT | CTLFLAG_RW | CTLFLAG_MPSAFE, NULL, 0,
1613 dasysctlsofttimeout, "I",
1614 "Soft I/O timeout (ms)");
1615 TUNABLE_INT64("kern.cam.da.default_softtimeout", &da_default_softtimeout);
1616
1617 /*
1618 * DA_ORDEREDTAG_INTERVAL determines how often, relative
1619 * to the default timeout, we check to see whether an ordered
1620 * tagged transaction is appropriate to prevent simple tag
1621 * starvation. Since we'd like to ensure that there is at least
1622 * 1/2 of the timeout length left for a starved transaction to
1623 * complete after we've sent an ordered tag, we must poll at least
1624 * four times in every timeout period. This takes care of the worst
1625 * case where a starved transaction starts during an interval that
1626 * meets the requirement "don't send an ordered tag" test so it takes
1627 * us two intervals to determine that a tag must be sent.
1628 */
1629 #ifndef DA_ORDEREDTAG_INTERVAL
1630 #define DA_ORDEREDTAG_INTERVAL 4
1631 #endif
1632
1633 static struct periph_driver dadriver =
1634 {
1635 dainit, "da",
1636 TAILQ_HEAD_INITIALIZER(dadriver.units), /* generation */ 0
1637 };
1638
1639 PERIPHDRIVER_DECLARE(da, dadriver);
1640
1641 static MALLOC_DEFINE(M_SCSIDA, "scsi_da", "scsi_da buffers");
1642
1643 /*
1644 * This driver takes out references / holds in well defined pairs, never
1645 * recursively. These macros / inline functions enforce those rules. They
1646 * are only enabled with DA_TRACK_REFS or INVARIANTS. If DA_TRACK_REFS is
1647 * defined to be 2 or larger, the tracking also includes debug printfs.
1648 */
1649 #if defined(DA_TRACK_REFS) || defined(INVARIANTS)
1650
1651 #ifndef DA_TRACK_REFS
1652 #define DA_TRACK_REFS 1
1653 #endif
1654
1655 #if DA_TRACK_REFS > 1
1656 static const char *da_ref_text[] = {
1657 "bogus",
1658 "open",
1659 "open hold",
1660 "close hold",
1661 "reprobe hold",
1662 "Test Unit Ready",
1663 "Geom",
1664 "sysctl",
1665 "reprobe",
1666 "max -- also bogus"
1667 };
1668
1669 #define DA_PERIPH_PRINT(periph, msg, args...) \
1670 CAM_PERIPH_PRINT(periph, msg, ##args)
1671 #else
1672 #define DA_PERIPH_PRINT(periph, msg, args...)
1673 #endif
1674
1675 static inline void
token_sanity(da_ref_token token)1676 token_sanity(da_ref_token token)
1677 {
1678 if ((unsigned)token >= DA_REF_MAX)
1679 panic("Bad token value passed in %d\n", token);
1680 }
1681
1682 static inline int
da_periph_hold(struct cam_periph * periph,int priority,da_ref_token token)1683 da_periph_hold(struct cam_periph *periph, int priority, da_ref_token token)
1684 {
1685 int err = cam_periph_hold(periph, priority);
1686
1687 token_sanity(token);
1688 DA_PERIPH_PRINT(periph, "Holding device %s (%d): %d\n",
1689 da_ref_text[token], token, err);
1690 if (err == 0) {
1691 int cnt;
1692 struct da_softc *softc = periph->softc;
1693
1694 cnt = atomic_fetchadd_int(&softc->ref_flags[token], 1);
1695 if (cnt != 0)
1696 panic("Re-holding for reason %d, cnt = %d", token, cnt);
1697 }
1698 return (err);
1699 }
1700
1701 static inline void
da_periph_unhold(struct cam_periph * periph,da_ref_token token)1702 da_periph_unhold(struct cam_periph *periph, da_ref_token token)
1703 {
1704 int cnt;
1705 struct da_softc *softc = periph->softc;
1706
1707 token_sanity(token);
1708 DA_PERIPH_PRINT(periph, "Unholding device %s (%d)\n",
1709 da_ref_text[token], token);
1710 cnt = atomic_fetchadd_int(&softc->ref_flags[token], -1);
1711 if (cnt != 1)
1712 panic("Unholding %d with cnt = %d", token, cnt);
1713 cam_periph_unhold(periph);
1714 }
1715
1716 static inline int
da_periph_acquire(struct cam_periph * periph,da_ref_token token)1717 da_periph_acquire(struct cam_periph *periph, da_ref_token token)
1718 {
1719 int err = cam_periph_acquire(periph);
1720
1721 token_sanity(token);
1722 DA_PERIPH_PRINT(periph, "acquiring device %s (%d): %d\n",
1723 da_ref_text[token], token, err);
1724 if (err == 0) {
1725 int cnt;
1726 struct da_softc *softc = periph->softc;
1727
1728 cnt = atomic_fetchadd_int(&softc->ref_flags[token], 1);
1729 if (cnt != 0)
1730 panic("Re-refing for reason %d, cnt = %d", token, cnt);
1731 }
1732 return (err);
1733 }
1734
1735 static inline void
da_periph_release(struct cam_periph * periph,da_ref_token token)1736 da_periph_release(struct cam_periph *periph, da_ref_token token)
1737 {
1738 int cnt;
1739 struct da_softc *softc = periph->softc;
1740
1741 token_sanity(token);
1742 DA_PERIPH_PRINT(periph, "releasing device %s (%d)\n",
1743 da_ref_text[token], token);
1744 cnt = atomic_fetchadd_int(&softc->ref_flags[token], -1);
1745 if (cnt != 1)
1746 panic("Releasing %d with cnt = %d", token, cnt);
1747 cam_periph_release(periph);
1748 }
1749
1750 static inline void
da_periph_release_locked(struct cam_periph * periph,da_ref_token token)1751 da_periph_release_locked(struct cam_periph *periph, da_ref_token token)
1752 {
1753 int cnt;
1754 struct da_softc *softc = periph->softc;
1755
1756 token_sanity(token);
1757 DA_PERIPH_PRINT(periph, "releasing device (locked) %s (%d)\n",
1758 da_ref_text[token], token);
1759 cnt = atomic_fetchadd_int(&softc->ref_flags[token], -1);
1760 if (cnt != 1)
1761 panic("releasing (locked) %d with cnt = %d", token, cnt);
1762 cam_periph_release_locked(periph);
1763 }
1764
1765 #define cam_periph_hold POISON
1766 #define cam_periph_unhold POISON
1767 #define cam_periph_acquire POISON
1768 #define cam_periph_release POISON
1769 #define cam_periph_release_locked POISON
1770
1771 #else
1772 #define da_periph_hold(periph, prio, token) cam_periph_hold((periph), (prio))
1773 #define da_periph_unhold(periph, token) cam_periph_unhold((periph))
1774 #define da_periph_acquire(periph, token) cam_periph_acquire((periph))
1775 #define da_periph_release(periph, token) cam_periph_release((periph))
1776 #define da_periph_release_locked(periph, token) cam_periph_release_locked((periph))
1777 #endif
1778
1779 static int
daopen(struct disk * dp)1780 daopen(struct disk *dp)
1781 {
1782 struct cam_periph *periph;
1783 struct da_softc *softc;
1784 int error;
1785
1786 periph = (struct cam_periph *)dp->d_drv1;
1787 if (da_periph_acquire(periph, DA_REF_OPEN) != 0) {
1788 return (ENXIO);
1789 }
1790
1791 cam_periph_lock(periph);
1792 if ((error = da_periph_hold(periph, PRIBIO|PCATCH, DA_REF_OPEN_HOLD)) != 0) {
1793 cam_periph_unlock(periph);
1794 da_periph_release(periph, DA_REF_OPEN);
1795 return (error);
1796 }
1797
1798 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH,
1799 ("daopen\n"));
1800
1801 softc = (struct da_softc *)periph->softc;
1802 dareprobe(periph);
1803
1804 /* Wait for the disk size update. */
1805 error = cam_periph_sleep(periph, &softc->disk->d_mediasize, PRIBIO,
1806 "dareprobe", 0);
1807 if (error != 0)
1808 xpt_print(periph->path, "unable to retrieve capacity data\n");
1809
1810 if (periph->flags & CAM_PERIPH_INVALID)
1811 error = ENXIO;
1812
1813 if (error == 0 && (softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 &&
1814 (softc->quirks & DA_Q_NO_PREVENT) == 0)
1815 daprevent(periph, PR_PREVENT);
1816
1817 /*
1818 * Only 'validate' the pack if the media size is non-zero and the
1819 * underlying peripheral isn't invalid (the only error != 0 path). Once
1820 * the periph is marked invalid, we only get here on lost races with its
1821 * teardown, so keeping the pack invalid also keeps more I/O from
1822 * starting.
1823 */
1824 if (error == 0 && softc->params.sectors != 0)
1825 softc->flags &= ~DA_FLAG_PACK_INVALID;
1826 else
1827 softc->flags |= DA_FLAG_PACK_INVALID;
1828
1829 if (error == 0)
1830 softc->flags |= DA_FLAG_OPEN;
1831
1832 da_periph_unhold(periph, DA_REF_OPEN_HOLD);
1833 cam_periph_unlock(periph);
1834
1835 if (error != 0)
1836 da_periph_release(periph, DA_REF_OPEN);
1837
1838 return (error);
1839 }
1840
1841 static int
daclose(struct disk * dp)1842 daclose(struct disk *dp)
1843 {
1844 struct cam_periph *periph;
1845 struct da_softc *softc;
1846 union ccb *ccb;
1847
1848 periph = (struct cam_periph *)dp->d_drv1;
1849 softc = (struct da_softc *)periph->softc;
1850 cam_periph_lock(periph);
1851 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH,
1852 ("daclose\n"));
1853
1854 if (da_periph_hold(periph, PRIBIO, DA_REF_CLOSE_HOLD) == 0) {
1855 /* Flush disk cache. */
1856 if ((softc->flags & DA_FLAG_DIRTY) != 0 &&
1857 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0 &&
1858 (softc->flags & DA_FLAG_PACK_INVALID) == 0) {
1859 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
1860 scsi_synchronize_cache(&ccb->csio, /*retries*/1,
1861 /*cbfcnp*/NULL, MSG_SIMPLE_Q_TAG,
1862 /*begin_lba*/0, /*lb_count*/0, SSD_FULL_SIZE,
1863 5 * 60 * 1000);
1864 cam_periph_runccb(ccb, daerror, /*cam_flags*/0,
1865 /*sense_flags*/SF_RETRY_UA | SF_QUIET_IR,
1866 softc->disk->d_devstat);
1867 softc->flags &= ~DA_FLAG_DIRTY;
1868 xpt_release_ccb(ccb);
1869 }
1870
1871 /* Allow medium removal. */
1872 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 &&
1873 (softc->quirks & DA_Q_NO_PREVENT) == 0)
1874 daprevent(periph, PR_ALLOW);
1875
1876 da_periph_unhold(periph, DA_REF_CLOSE_HOLD);
1877 }
1878
1879 /*
1880 * If we've got removable media, mark the blocksize as
1881 * unavailable, since it could change when new media is
1882 * inserted.
1883 */
1884 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0)
1885 softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE;
1886
1887 softc->flags &= ~DA_FLAG_OPEN;
1888 while (softc->refcount != 0)
1889 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "daclose", 1);
1890 cam_periph_unlock(periph);
1891 da_periph_release(periph, DA_REF_OPEN);
1892 return (0);
1893 }
1894
1895 static void
daschedule(struct cam_periph * periph)1896 daschedule(struct cam_periph *periph)
1897 {
1898 struct da_softc *softc = (struct da_softc *)periph->softc;
1899
1900 if (softc->state != DA_STATE_NORMAL)
1901 return;
1902
1903 cam_iosched_schedule(softc->cam_iosched, periph);
1904 }
1905
1906 /*
1907 * Actually translate the requested transfer into one the physical driver
1908 * can understand. The transfer is described by a buf and will include
1909 * only one physical transfer.
1910 */
1911 static void
dastrategy(struct bio * bp)1912 dastrategy(struct bio *bp)
1913 {
1914 struct cam_periph *periph;
1915 struct da_softc *softc;
1916
1917 periph = (struct cam_periph *)bp->bio_disk->d_drv1;
1918 softc = (struct da_softc *)periph->softc;
1919
1920 cam_periph_lock(periph);
1921
1922 /*
1923 * If the pack has been invalidated, fail all I/O. The medium is not
1924 * suitable for normal I/O, because one or more is ture:
1925 * - the medium is missing
1926 * - its size is unknown
1927 * - it differs from the medium present at daopen
1928 * - we're tearing the cam periph device down
1929 * Since we have the cam periph lock, we don't need to check it for
1930 * the last condition since PACK_INVALID is set when we invalidate
1931 * the device.
1932 */
1933 if ((softc->flags & DA_FLAG_PACK_INVALID)) {
1934 cam_periph_unlock(periph);
1935 biofinish(bp, NULL, ENXIO);
1936 return;
1937 }
1938
1939 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastrategy(%p)\n", bp));
1940
1941 /*
1942 * Zone commands must be ordered, because they can depend on the
1943 * effects of previously issued commands, and they may affect
1944 * commands after them.
1945 */
1946 if (bp->bio_cmd == BIO_ZONE)
1947 bp->bio_flags |= BIO_ORDERED;
1948
1949 /*
1950 * Place it in the queue of disk activities for this disk
1951 */
1952 cam_iosched_queue_work(softc->cam_iosched, bp);
1953
1954 /*
1955 * Schedule ourselves for performing the work.
1956 */
1957 daschedule(periph);
1958 cam_periph_unlock(periph);
1959
1960 return;
1961 }
1962
1963 static int
dadump(void * arg,void * virtual,off_t offset,size_t length)1964 dadump(void *arg, void *virtual, off_t offset, size_t length)
1965 {
1966 struct cam_periph *periph;
1967 struct da_softc *softc;
1968 u_int secsize;
1969 struct ccb_scsiio csio;
1970 struct disk *dp;
1971 int error = 0;
1972
1973 dp = arg;
1974 periph = dp->d_drv1;
1975 softc = (struct da_softc *)periph->softc;
1976 secsize = softc->params.secsize;
1977
1978 /*
1979 * Can't dump to a disk that's not there or changed, for whatever
1980 * reason.
1981 */
1982 if ((softc->flags & DA_FLAG_PACK_INVALID) != 0)
1983 return (ENXIO);
1984
1985 memset(&csio, 0, sizeof(csio));
1986 if (length > 0) {
1987 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
1988 csio.ccb_h.ccb_state = DA_CCB_DUMP;
1989 scsi_read_write(&csio,
1990 /*retries*/0,
1991 /*cbfcnp*/NULL,
1992 MSG_ORDERED_Q_TAG,
1993 /*read*/SCSI_RW_WRITE,
1994 /*byte2*/0,
1995 /*minimum_cmd_size*/ softc->minimum_cmd_size,
1996 offset / secsize,
1997 length / secsize,
1998 /*data_ptr*/(uint8_t *) virtual,
1999 /*dxfer_len*/length,
2000 /*sense_len*/SSD_FULL_SIZE,
2001 da_default_timeout * 1000);
2002 error = cam_periph_runccb((union ccb *)&csio, cam_periph_error,
2003 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL);
2004 if (error != 0)
2005 printf("Aborting dump due to I/O error.\n");
2006 return (error);
2007 }
2008
2009 /*
2010 * Sync the disk cache contents to the physical media.
2011 */
2012 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) {
2013 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
2014 csio.ccb_h.ccb_state = DA_CCB_DUMP;
2015 scsi_synchronize_cache(&csio,
2016 /*retries*/0,
2017 /*cbfcnp*/NULL,
2018 MSG_SIMPLE_Q_TAG,
2019 /*begin_lba*/0,/* Cover the whole disk */
2020 /*lb_count*/0,
2021 SSD_FULL_SIZE,
2022 5 * 1000);
2023 error = cam_periph_runccb((union ccb *)&csio, cam_periph_error,
2024 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL);
2025 if (error != 0)
2026 xpt_print(periph->path, "Synchronize cache failed\n");
2027 }
2028 return (error);
2029 }
2030
2031 static int
dagetattr(struct bio * bp)2032 dagetattr(struct bio *bp)
2033 {
2034 int ret;
2035 struct cam_periph *periph;
2036
2037 if (g_handleattr_int(bp, "GEOM::canspeedup", da_enable_biospeedup))
2038 return (EJUSTRETURN);
2039
2040 periph = (struct cam_periph *)bp->bio_disk->d_drv1;
2041 cam_periph_lock(periph);
2042 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute,
2043 periph->path);
2044 cam_periph_unlock(periph);
2045 if (ret == 0)
2046 bp->bio_completed = bp->bio_length;
2047 return ret;
2048 }
2049
2050 static void
dainit(void)2051 dainit(void)
2052 {
2053 cam_status status;
2054
2055 da_ccb_zone = uma_zcreate("da_ccb",
2056 sizeof(struct ccb_scsiio), NULL, NULL, NULL, NULL,
2057 UMA_ALIGN_PTR, 0);
2058
2059 /*
2060 * Install a global async callback. This callback will
2061 * receive async callbacks like "new device found".
2062 */
2063 status = xpt_register_async(AC_FOUND_DEVICE, daasync, NULL, NULL);
2064
2065 if (status != CAM_REQ_CMP) {
2066 printf(
2067 "da: Failed to attach master async callback due to status 0x%x!\n",
2068 status);
2069 } else if (da_send_ordered) {
2070 /* Register our shutdown event handler */
2071 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, dashutdown,
2072 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL)
2073 printf("dainit: shutdown event registration failed!\n");
2074 }
2075 }
2076
2077 /*
2078 * Callback from GEOM, called when it has finished cleaning up its
2079 * resources.
2080 */
2081 static void
dadiskgonecb(struct disk * dp)2082 dadiskgonecb(struct disk *dp)
2083 {
2084 struct cam_periph *periph;
2085
2086 periph = (struct cam_periph *)dp->d_drv1;
2087 da_periph_release(periph, DA_REF_GEOM);
2088 }
2089
2090 static void
daoninvalidate(struct cam_periph * periph)2091 daoninvalidate(struct cam_periph *periph)
2092 {
2093 struct da_softc *softc;
2094
2095 cam_periph_assert(periph, MA_OWNED);
2096 softc = (struct da_softc *)periph->softc;
2097
2098 /*
2099 * De-register any async callbacks.
2100 */
2101 xpt_register_async(0, daasync, periph, periph->path);
2102
2103 softc->flags |= DA_FLAG_PACK_INVALID;
2104 #ifdef CAM_IO_STATS
2105 softc->invalidations++;
2106 #endif
2107
2108 /*
2109 * Return all queued I/O with ENXIO. Transactions may be queued up here
2110 * for retry (since we are called while there's other transactions
2111 * pending). Any requests in the hardware will drain before dacleanup
2112 * is called.
2113 */
2114 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO);
2115
2116 /*
2117 * Tell GEOM that we've gone away, we'll get a callback when it is
2118 * done cleaning up its resources.
2119 */
2120 disk_gone(softc->disk);
2121 }
2122
2123 static void
dacleanup(struct cam_periph * periph)2124 dacleanup(struct cam_periph *periph)
2125 {
2126 struct da_softc *softc;
2127
2128 softc = (struct da_softc *)periph->softc;
2129
2130 cam_periph_unlock(periph);
2131
2132 cam_iosched_fini(softc->cam_iosched);
2133
2134 /*
2135 * If we can't free the sysctl tree, oh well...
2136 */
2137 if ((softc->flags & DA_FLAG_SCTX_INIT) != 0) {
2138 #ifdef CAM_IO_STATS
2139 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0)
2140 xpt_print(periph->path,
2141 "can't remove sysctl stats context\n");
2142 #endif
2143 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0)
2144 xpt_print(periph->path,
2145 "can't remove sysctl context\n");
2146 }
2147
2148 callout_drain(&softc->mediapoll_c);
2149 disk_destroy(softc->disk);
2150 callout_drain(&softc->sendordered_c);
2151 free(softc, M_DEVBUF);
2152 cam_periph_lock(periph);
2153 }
2154
2155 static void
daasync(void * callback_arg,uint32_t code,struct cam_path * path,void * arg)2156 daasync(void *callback_arg, uint32_t code,
2157 struct cam_path *path, void *arg)
2158 {
2159 struct cam_periph *periph;
2160 struct da_softc *softc;
2161
2162 periph = (struct cam_periph *)callback_arg;
2163 switch (code) {
2164 case AC_FOUND_DEVICE: /* callback to create periph, no locking yet */
2165 {
2166 struct ccb_getdev *cgd;
2167 cam_status status;
2168
2169 cgd = (struct ccb_getdev *)arg;
2170 if (cgd == NULL)
2171 break;
2172
2173 if (cgd->protocol != PROTO_SCSI)
2174 break;
2175 if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED)
2176 break;
2177 if (SID_TYPE(&cgd->inq_data) != T_DIRECT
2178 && SID_TYPE(&cgd->inq_data) != T_RBC
2179 && SID_TYPE(&cgd->inq_data) != T_OPTICAL
2180 && SID_TYPE(&cgd->inq_data) != T_ZBC_HM)
2181 break;
2182
2183 /*
2184 * Allocate a peripheral instance for
2185 * this device and start the probe
2186 * process.
2187 */
2188 status = cam_periph_alloc(daregister, daoninvalidate,
2189 dacleanup, dastart,
2190 "da", CAM_PERIPH_BIO,
2191 path, daasync,
2192 AC_FOUND_DEVICE, cgd);
2193
2194 if (status != CAM_REQ_CMP && status != CAM_REQ_INPROG)
2195 printf(
2196 "daasync: Unable to attach to new device due to status 0x%x\n",
2197 status);
2198 return;
2199 }
2200 case AC_ADVINFO_CHANGED: /* Doesn't touch periph */
2201 {
2202 uintptr_t buftype;
2203
2204 buftype = (uintptr_t)arg;
2205 if (buftype == CDAI_TYPE_PHYS_PATH) {
2206 struct da_softc *softc;
2207
2208 softc = periph->softc;
2209 disk_attr_changed(softc->disk, "GEOM::physpath",
2210 M_NOWAIT);
2211 }
2212 break;
2213 }
2214 case AC_UNIT_ATTENTION: /* Called for this path: periph locked */
2215 {
2216 union ccb *ccb;
2217 int error_code, sense_key, asc, ascq;
2218
2219 softc = (struct da_softc *)periph->softc;
2220 ccb = (union ccb *)arg;
2221
2222 /*
2223 * Unit attentions are broadcast to all the LUNs of the device
2224 * so handle all UNIT ATTENTIONs except our own, as they will be
2225 * handled by daerror().
2226 */
2227 if (xpt_path_periph(ccb->ccb_h.path) != periph &&
2228 scsi_extract_sense_ccb(ccb,
2229 &error_code, &sense_key, &asc, &ascq)) {
2230 if (asc == 0x2A && ascq == 0x09) {
2231 /* 2a/9: CAPACITY DATA HAS CHANGED */
2232 xpt_print(ccb->ccb_h.path,
2233 "Capacity data has changed\n");
2234 cam_periph_assert(periph, MA_OWNED);
2235 softc->flags &= ~DA_FLAG_PROBED;
2236 dareprobe(periph);
2237 } else if (asc == 0x28 && ascq == 0x00) {
2238 /* 28/0: NOT READY TO READY CHANGE, MEDIUM MAY HAVE CHANGED */
2239 cam_periph_assert(periph, MA_OWNED);
2240 softc->flags &= ~DA_FLAG_PROBED;
2241 disk_media_changed(softc->disk, M_NOWAIT);
2242 } else if (asc == 0x3F && ascq == 0x03) {
2243 /* 3f/3: INQUIRY DATA HAS CHANGED */
2244 xpt_print(ccb->ccb_h.path,
2245 "INQUIRY data has changed\n");
2246 cam_periph_assert(periph, MA_OWNED);
2247 softc->flags &= ~DA_FLAG_PROBED;
2248 dareprobe(periph);
2249 }
2250 }
2251 break;
2252 }
2253 case AC_SCSI_AEN: /* Called for this path: periph locked */
2254 /*
2255 * Appears to be currently unused for SCSI devices, only ata SIMs
2256 * generate this.
2257 */
2258 cam_periph_assert(periph, MA_OWNED);
2259 softc = (struct da_softc *)periph->softc;
2260 if (!cam_iosched_has_work_flags(softc->cam_iosched, DA_WORK_TUR) &&
2261 (softc->flags & DA_FLAG_TUR_PENDING) == 0) {
2262 if (da_periph_acquire(periph, DA_REF_TUR) == 0) {
2263 cam_iosched_set_work_flags(softc->cam_iosched, DA_WORK_TUR);
2264 daschedule(periph);
2265 }
2266 }
2267 /* FALLTHROUGH */
2268 case AC_SENT_BDR: /* Called for this path: periph locked */
2269 case AC_BUS_RESET: /* Called for this path: periph locked */
2270 {
2271 struct ccb_hdr *ccbh;
2272
2273 cam_periph_assert(periph, MA_OWNED);
2274 softc = (struct da_softc *)periph->softc;
2275 /*
2276 * Don't fail on the expected unit attention
2277 * that will occur.
2278 */
2279 softc->flags |= DA_FLAG_RETRY_UA;
2280 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le)
2281 ccbh->ccb_state |= DA_CCB_RETRY_UA;
2282 break;
2283 }
2284 case AC_INQ_CHANGED: /* Called for this path: periph locked */
2285 cam_periph_assert(periph, MA_OWNED);
2286 softc = (struct da_softc *)periph->softc;
2287 softc->flags &= ~DA_FLAG_PROBED;
2288 dareprobe(periph);
2289 break;
2290 default:
2291 break;
2292 }
2293 cam_periph_async(periph, code, path, arg);
2294 }
2295
2296 static void
dasysctlinit(void * context,int pending)2297 dasysctlinit(void *context, int pending)
2298 {
2299 struct cam_periph *periph;
2300 struct da_softc *softc;
2301 char tmpstr[32], tmpstr2[16];
2302 struct ccb_trans_settings cts;
2303
2304 periph = (struct cam_periph *)context;
2305 /*
2306 * periph was held for us when this task was enqueued
2307 */
2308 if (periph->flags & CAM_PERIPH_INVALID) {
2309 da_periph_release(periph, DA_REF_SYSCTL);
2310 return;
2311 }
2312
2313 softc = (struct da_softc *)periph->softc;
2314 snprintf(tmpstr, sizeof(tmpstr), "CAM DA unit %d", periph->unit_number);
2315 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number);
2316
2317 sysctl_ctx_init(&softc->sysctl_ctx);
2318 cam_periph_lock(periph);
2319 softc->flags |= DA_FLAG_SCTX_INIT;
2320 cam_periph_unlock(periph);
2321 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx,
2322 SYSCTL_STATIC_CHILDREN(_kern_cam_da), OID_AUTO, tmpstr2,
2323 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, tmpstr, "device_index");
2324 if (softc->sysctl_tree == NULL) {
2325 printf("dasysctlinit: unable to allocate sysctl tree\n");
2326 da_periph_release(periph, DA_REF_SYSCTL);
2327 return;
2328 }
2329
2330 /*
2331 * Now register the sysctl handler, so the user can change the value on
2332 * the fly.
2333 */
2334 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2335 OID_AUTO, "delete_method",
2336 CTLTYPE_STRING | CTLFLAG_RWTUN | CTLFLAG_MPSAFE,
2337 softc, 0, dadeletemethodsysctl, "A",
2338 "BIO_DELETE execution method");
2339 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2340 OID_AUTO, "delete_max",
2341 CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE,
2342 softc, 0, dadeletemaxsysctl, "Q",
2343 "Maximum BIO_DELETE size");
2344 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2345 OID_AUTO, "minimum_cmd_size",
2346 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE,
2347 &softc->minimum_cmd_size, 0, dacmdsizesysctl, "I",
2348 "Minimum CDB size");
2349 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2350 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2351 "trim_count", CTLFLAG_RD, &softc->trim_count,
2352 "Total number of unmap/dsm commands sent");
2353 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2354 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2355 "trim_ranges", CTLFLAG_RD, &softc->trim_ranges,
2356 "Total number of ranges in unmap/dsm commands");
2357 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2358 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2359 "trim_lbas", CTLFLAG_RD, &softc->trim_lbas,
2360 "Total lbas in the unmap/dsm commands sent");
2361
2362 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2363 OID_AUTO, "zone_mode",
2364 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
2365 softc, 0, dazonemodesysctl, "A",
2366 "Zone Mode");
2367 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2368 OID_AUTO, "zone_support",
2369 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
2370 softc, 0, dazonesupsysctl, "A",
2371 "Zone Support");
2372 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2373 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2374 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones,
2375 "Optimal Number of Open Sequential Write Preferred Zones");
2376 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2377 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2378 "optimal_nonseq_zones", CTLFLAG_RD,
2379 &softc->optimal_nonseq_zones,
2380 "Optimal Number of Non-Sequentially Written Sequential Write Preferred Zones");
2381 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2382 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO,
2383 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones,
2384 "Maximum Number of Open Sequential Write Required Zones");
2385
2386 SYSCTL_ADD_INT(&softc->sysctl_ctx,
2387 SYSCTL_CHILDREN(softc->sysctl_tree),
2388 OID_AUTO,
2389 "error_inject",
2390 CTLFLAG_RW,
2391 &softc->error_inject,
2392 0,
2393 "error_inject leaf");
2394
2395 SYSCTL_ADD_INT(&softc->sysctl_ctx,
2396 SYSCTL_CHILDREN(softc->sysctl_tree),
2397 OID_AUTO,
2398 "p_type",
2399 CTLFLAG_RD,
2400 &softc->p_type,
2401 0,
2402 "DIF protection type");
2403
2404 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2405 OID_AUTO, "flags", CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
2406 softc, 0, daflagssysctl, "A",
2407 "Flags for drive");
2408 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2409 OID_AUTO, "quirks", CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
2410 softc, 0, daquirkssysctl, "A",
2411 "Active quirks for drive");
2412 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2413 OID_AUTO, "rotating", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE,
2414 &softc->flags, (u_int)DA_FLAG_ROTATING, dabitsysctl, "I",
2415 "Rotating media *DEPRECATED* gone in FreeBSD 16");
2416 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2417 OID_AUTO, "unmapped_io", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE,
2418 &softc->flags, (u_int)DA_FLAG_UNMAPPEDIO, dabitsysctl, "I",
2419 "Unmapped I/O support *DEPRECATED* gone in FreeBSD 16");
2420
2421 #ifdef CAM_TEST_FAILURE
2422 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree),
2423 OID_AUTO, "invalidate", CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE,
2424 periph, 0, cam_periph_invalidate_sysctl, "I",
2425 "Write 1 to invalidate the drive immediately");
2426 #endif
2427
2428 /*
2429 * Add some addressing info.
2430 */
2431 memset(&cts, 0, sizeof (cts));
2432 xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NONE);
2433 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS;
2434 cts.type = CTS_TYPE_CURRENT_SETTINGS;
2435 cam_periph_lock(periph);
2436 xpt_action((union ccb *)&cts);
2437 cam_periph_unlock(periph);
2438 if (cts.ccb_h.status != CAM_REQ_CMP) {
2439 da_periph_release(periph, DA_REF_SYSCTL);
2440 return;
2441 }
2442 if (cts.protocol == PROTO_SCSI && cts.transport == XPORT_FC) {
2443 struct ccb_trans_settings_fc *fc = &cts.xport_specific.fc;
2444 if (fc->valid & CTS_FC_VALID_WWPN) {
2445 softc->wwpn = fc->wwpn;
2446 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx,
2447 SYSCTL_CHILDREN(softc->sysctl_tree),
2448 OID_AUTO, "wwpn", CTLFLAG_RD,
2449 &softc->wwpn, "World Wide Port Name");
2450 }
2451 }
2452
2453 #ifdef CAM_IO_STATS
2454 /*
2455 * Now add some useful stats.
2456 * XXX These should live in cam_periph and be common to all periphs
2457 */
2458 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx,
2459 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats",
2460 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, "Statistics");
2461 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx,
2462 SYSCTL_CHILDREN(softc->sysctl_stats_tree),
2463 OID_AUTO,
2464 "errors",
2465 CTLFLAG_RD,
2466 &softc->errors,
2467 0,
2468 "Transport errors reported by the SIM");
2469 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx,
2470 SYSCTL_CHILDREN(softc->sysctl_stats_tree),
2471 OID_AUTO,
2472 "timeouts",
2473 CTLFLAG_RD,
2474 &softc->timeouts,
2475 0,
2476 "Device timeouts reported by the SIM");
2477 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx,
2478 SYSCTL_CHILDREN(softc->sysctl_stats_tree),
2479 OID_AUTO,
2480 "pack_invalidations",
2481 CTLFLAG_RD,
2482 &softc->invalidations,
2483 0,
2484 "Device pack invalidations");
2485 #endif
2486
2487 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx,
2488 softc->sysctl_tree);
2489
2490 da_periph_release(periph, DA_REF_SYSCTL);
2491 }
2492
2493 static int
dadeletemaxsysctl(SYSCTL_HANDLER_ARGS)2494 dadeletemaxsysctl(SYSCTL_HANDLER_ARGS)
2495 {
2496 int error;
2497 uint64_t value;
2498 struct da_softc *softc;
2499
2500 softc = (struct da_softc *)arg1;
2501
2502 value = softc->disk->d_delmaxsize;
2503 error = sysctl_handle_64(oidp, &value, 0, req);
2504 if ((error != 0) || (req->newptr == NULL))
2505 return (error);
2506
2507 /* only accept values smaller than the calculated value */
2508 if (value > dadeletemaxsize(softc, softc->delete_method)) {
2509 return (EINVAL);
2510 }
2511 softc->disk->d_delmaxsize = value;
2512
2513 return (0);
2514 }
2515
2516 static int
dacmdsizesysctl(SYSCTL_HANDLER_ARGS)2517 dacmdsizesysctl(SYSCTL_HANDLER_ARGS)
2518 {
2519 int error, value;
2520
2521 value = *(int *)arg1;
2522
2523 error = sysctl_handle_int(oidp, &value, 0, req);
2524
2525 if ((error != 0)
2526 || (req->newptr == NULL))
2527 return (error);
2528
2529 /*
2530 * Acceptable values here are 6, 10, 12 or 16.
2531 */
2532 if (value < 6)
2533 value = 6;
2534 else if ((value > 6)
2535 && (value <= 10))
2536 value = 10;
2537 else if ((value > 10)
2538 && (value <= 12))
2539 value = 12;
2540 else if (value > 12)
2541 value = 16;
2542
2543 *(int *)arg1 = value;
2544
2545 return (0);
2546 }
2547
2548 static int
dasysctlsofttimeout(SYSCTL_HANDLER_ARGS)2549 dasysctlsofttimeout(SYSCTL_HANDLER_ARGS)
2550 {
2551 sbintime_t value;
2552 int error;
2553
2554 value = da_default_softtimeout / SBT_1MS;
2555
2556 error = sysctl_handle_int(oidp, (int *)&value, 0, req);
2557 if ((error != 0) || (req->newptr == NULL))
2558 return (error);
2559
2560 /* XXX Should clip this to a reasonable level */
2561 if (value > da_default_timeout * 1000)
2562 return (EINVAL);
2563
2564 da_default_softtimeout = value * SBT_1MS;
2565 return (0);
2566 }
2567
2568 static void
dadeletemethodset(struct da_softc * softc,da_delete_methods delete_method)2569 dadeletemethodset(struct da_softc *softc, da_delete_methods delete_method)
2570 {
2571
2572 softc->delete_method = delete_method;
2573 softc->disk->d_delmaxsize = dadeletemaxsize(softc, delete_method);
2574 softc->delete_func = da_delete_functions[delete_method];
2575
2576 if (softc->delete_method > DA_DELETE_DISABLE)
2577 softc->disk->d_flags |= DISKFLAG_CANDELETE;
2578 else
2579 softc->disk->d_flags &= ~DISKFLAG_CANDELETE;
2580 }
2581
2582 static off_t
dadeletemaxsize(struct da_softc * softc,da_delete_methods delete_method)2583 dadeletemaxsize(struct da_softc *softc, da_delete_methods delete_method)
2584 {
2585 off_t sectors;
2586
2587 switch(delete_method) {
2588 case DA_DELETE_UNMAP:
2589 sectors = (off_t)softc->unmap_max_lba;
2590 break;
2591 case DA_DELETE_ATA_TRIM:
2592 sectors = (off_t)ATA_DSM_RANGE_MAX * softc->trim_max_ranges;
2593 break;
2594 case DA_DELETE_WS16:
2595 sectors = omin(softc->ws_max_blks, WS16_MAX_BLKS);
2596 break;
2597 case DA_DELETE_ZERO:
2598 case DA_DELETE_WS10:
2599 sectors = omin(softc->ws_max_blks, WS10_MAX_BLKS);
2600 break;
2601 default:
2602 return 0;
2603 }
2604
2605 return (off_t)softc->params.secsize *
2606 omin(sectors, softc->params.sectors);
2607 }
2608
2609 static void
daprobedone(struct cam_periph * periph,union ccb * ccb)2610 daprobedone(struct cam_periph *periph, union ccb *ccb)
2611 {
2612 struct da_softc *softc;
2613
2614 softc = (struct da_softc *)periph->softc;
2615
2616 cam_periph_assert(periph, MA_OWNED);
2617
2618 dadeletemethodchoose(softc, DA_DELETE_NONE);
2619
2620 if (bootverbose && (softc->flags & DA_FLAG_ANNOUNCED) == 0) {
2621 char buf[80];
2622 int i, sep;
2623
2624 snprintf(buf, sizeof(buf), "Delete methods: <");
2625 sep = 0;
2626 for (i = 0; i <= DA_DELETE_MAX; i++) {
2627 if ((softc->delete_available & (1 << i)) == 0 &&
2628 i != softc->delete_method)
2629 continue;
2630 if (sep)
2631 strlcat(buf, ",", sizeof(buf));
2632 strlcat(buf, da_delete_method_names[i],
2633 sizeof(buf));
2634 if (i == softc->delete_method)
2635 strlcat(buf, "(*)", sizeof(buf));
2636 sep = 1;
2637 }
2638 strlcat(buf, ">", sizeof(buf));
2639 printf("%s%d: %s\n", periph->periph_name,
2640 periph->unit_number, buf);
2641 }
2642 if ((softc->disk->d_flags & DISKFLAG_WRITE_PROTECT) != 0 &&
2643 (softc->flags & DA_FLAG_ANNOUNCED) == 0) {
2644 printf("%s%d: Write Protected\n", periph->periph_name,
2645 periph->unit_number);
2646 }
2647
2648 /*
2649 * Since our peripheral may be invalidated by an error
2650 * above or an external event, we must release our CCB
2651 * before releasing the probe lock on the peripheral.
2652 * The peripheral will only go away once the last lock
2653 * is removed, and we need it around for the CCB release
2654 * operation.
2655 */
2656 xpt_release_ccb(ccb);
2657 softc->state = DA_STATE_NORMAL;
2658 softc->flags |= DA_FLAG_PROBED;
2659 daschedule(periph);
2660 wakeup(&softc->disk->d_mediasize);
2661 if ((softc->flags & DA_FLAG_ANNOUNCED) == 0) {
2662 softc->flags |= DA_FLAG_ANNOUNCED;
2663
2664 /*
2665 * We'll release this reference once GEOM calls us back via
2666 * dadiskgonecb(), telling us that our provider has been freed.
2667 */
2668 if (da_periph_acquire(periph, DA_REF_GEOM) == 0)
2669 disk_create(softc->disk, DISK_VERSION);
2670
2671 cam_periph_release_boot(periph);
2672 }
2673 da_periph_release_locked(periph, DA_REF_REPROBE);
2674 }
2675
2676 static void
dadeletemethodchoose(struct da_softc * softc,da_delete_methods default_method)2677 dadeletemethodchoose(struct da_softc *softc, da_delete_methods default_method)
2678 {
2679 int i, methods;
2680
2681 /* If available, prefer the method requested by user. */
2682 i = softc->delete_method_pref;
2683 methods = softc->delete_available | (1 << DA_DELETE_DISABLE);
2684 if (methods & (1 << i)) {
2685 dadeletemethodset(softc, i);
2686 return;
2687 }
2688
2689 /* Use the pre-defined order to choose the best performing delete. */
2690 for (i = DA_DELETE_MIN; i <= DA_DELETE_MAX; i++) {
2691 if (i == DA_DELETE_ZERO)
2692 continue;
2693 if (softc->delete_available & (1 << i)) {
2694 dadeletemethodset(softc, i);
2695 return;
2696 }
2697 }
2698
2699 /* Fallback to default. */
2700 dadeletemethodset(softc, default_method);
2701 }
2702
2703 static int
dabitsysctl(SYSCTL_HANDLER_ARGS)2704 dabitsysctl(SYSCTL_HANDLER_ARGS)
2705 {
2706 u_int *flags = arg1;
2707 u_int test = arg2;
2708 int tmpout, error;
2709
2710 tmpout = !!(*flags & test);
2711 error = SYSCTL_OUT(req, &tmpout, sizeof(tmpout));
2712 if (error || !req->newptr)
2713 return (error);
2714
2715 return (EPERM);
2716 }
2717
2718 static int
daflagssysctl(SYSCTL_HANDLER_ARGS)2719 daflagssysctl(SYSCTL_HANDLER_ARGS)
2720 {
2721 struct sbuf sbuf;
2722 struct da_softc *softc = arg1;
2723 int error;
2724
2725 sbuf_new_for_sysctl(&sbuf, NULL, 0, req);
2726 if (softc->flags != 0)
2727 sbuf_printf(&sbuf, "0x%b", (unsigned)softc->flags, DA_FLAG_STRING);
2728 else
2729 sbuf_putc(&sbuf, '0');
2730 error = sbuf_finish(&sbuf);
2731 sbuf_delete(&sbuf);
2732
2733 return (error);
2734 }
2735
2736 static int
daquirkssysctl(SYSCTL_HANDLER_ARGS)2737 daquirkssysctl(SYSCTL_HANDLER_ARGS)
2738 {
2739 struct sbuf sbuf;
2740 struct da_softc *softc = arg1;
2741 int error;
2742
2743 sbuf_new_for_sysctl(&sbuf, NULL, 0, req);
2744 if (softc->quirks != 0)
2745 sbuf_printf(&sbuf, "0x%b", (unsigned)softc->quirks, DA_Q_BIT_STRING);
2746 else
2747 sbuf_putc(&sbuf, '0');
2748 error = sbuf_finish(&sbuf);
2749 sbuf_delete(&sbuf);
2750
2751 return (error);
2752 }
2753
2754 static int
dadeletemethodsysctl(SYSCTL_HANDLER_ARGS)2755 dadeletemethodsysctl(SYSCTL_HANDLER_ARGS)
2756 {
2757 char buf[16];
2758 const char *p;
2759 struct da_softc *softc;
2760 int i, error, value;
2761
2762 softc = (struct da_softc *)arg1;
2763
2764 value = softc->delete_method;
2765 if (value < 0 || value > DA_DELETE_MAX)
2766 p = "UNKNOWN";
2767 else
2768 p = da_delete_method_names[value];
2769 strncpy(buf, p, sizeof(buf));
2770 error = sysctl_handle_string(oidp, buf, sizeof(buf), req);
2771 if (error != 0 || req->newptr == NULL)
2772 return (error);
2773 for (i = 0; i <= DA_DELETE_MAX; i++) {
2774 if (strcmp(buf, da_delete_method_names[i]) == 0)
2775 break;
2776 }
2777 if (i > DA_DELETE_MAX)
2778 return (EINVAL);
2779 softc->delete_method_pref = i;
2780 dadeletemethodchoose(softc, DA_DELETE_NONE);
2781 return (0);
2782 }
2783
2784 static int
dazonemodesysctl(SYSCTL_HANDLER_ARGS)2785 dazonemodesysctl(SYSCTL_HANDLER_ARGS)
2786 {
2787 char tmpbuf[40];
2788 struct da_softc *softc;
2789 int error;
2790
2791 softc = (struct da_softc *)arg1;
2792
2793 switch (softc->zone_mode) {
2794 case DA_ZONE_DRIVE_MANAGED:
2795 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed");
2796 break;
2797 case DA_ZONE_HOST_AWARE:
2798 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware");
2799 break;
2800 case DA_ZONE_HOST_MANAGED:
2801 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed");
2802 break;
2803 case DA_ZONE_NONE:
2804 default:
2805 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned");
2806 break;
2807 }
2808
2809 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req);
2810
2811 return (error);
2812 }
2813
2814 static int
dazonesupsysctl(SYSCTL_HANDLER_ARGS)2815 dazonesupsysctl(SYSCTL_HANDLER_ARGS)
2816 {
2817 struct da_softc *softc;
2818 struct sbuf sb;
2819 int error, first;
2820 unsigned int i;
2821
2822 softc = (struct da_softc *)arg1;
2823
2824 first = 1;
2825 sbuf_new_for_sysctl(&sb, NULL, 0, req);
2826
2827 for (i = 0; i < sizeof(da_zone_desc_table) /
2828 sizeof(da_zone_desc_table[0]); i++) {
2829 if (softc->zone_flags & da_zone_desc_table[i].value) {
2830 if (first == 0)
2831 sbuf_cat(&sb, ", ");
2832 else
2833 first = 0;
2834 sbuf_cat(&sb, da_zone_desc_table[i].desc);
2835 }
2836 }
2837
2838 if (first == 1)
2839 sbuf_cat(&sb, "None");
2840
2841 error = sbuf_finish(&sb);
2842 sbuf_delete(&sb);
2843 return (error);
2844 }
2845
2846 static cam_status
daregister(struct cam_periph * periph,void * arg)2847 daregister(struct cam_periph *periph, void *arg)
2848 {
2849 struct da_softc *softc;
2850 struct ccb_pathinq cpi;
2851 struct ccb_getdev *cgd;
2852 char tmpstr[80];
2853 caddr_t match;
2854 int quirks;
2855
2856 cgd = (struct ccb_getdev *)arg;
2857 if (cgd == NULL) {
2858 printf("daregister: no getdev CCB, can't register device\n");
2859 return(CAM_REQ_CMP_ERR);
2860 }
2861
2862 softc = (struct da_softc *)malloc(sizeof(*softc), M_DEVBUF,
2863 M_NOWAIT|M_ZERO);
2864
2865 if (softc == NULL) {
2866 printf(
2867 "daregister: Unable to probe new device. Unable to allocate softc\n");
2868 return(CAM_REQ_CMP_ERR);
2869 }
2870
2871 LIST_INIT(&softc->pending_ccbs);
2872 softc->state = DA_STATE_PROBE_WP;
2873 bioq_init(&softc->delete_run_queue);
2874 if (SID_IS_REMOVABLE(&cgd->inq_data))
2875 softc->flags |= DA_FLAG_PACK_REMOVABLE;
2876 softc->unmap_max_ranges = UNMAP_MAX_RANGES;
2877 softc->unmap_max_lba = UNMAP_RANGE_MAX;
2878 softc->unmap_gran = 0;
2879 softc->unmap_gran_align = 0;
2880 softc->ws_max_blks = WS16_MAX_BLKS;
2881 softc->trim_max_ranges = ATA_TRIM_MAX_RANGES;
2882 softc->flags |= DA_FLAG_ROTATING;
2883
2884 periph->softc = softc;
2885
2886 /*
2887 * See if this device has any quirks.
2888 */
2889 match = cam_quirkmatch((caddr_t)&cgd->inq_data,
2890 (caddr_t)da_quirk_table,
2891 nitems(da_quirk_table),
2892 sizeof(*da_quirk_table), scsi_inquiry_match);
2893
2894 if (match != NULL)
2895 softc->quirks = ((struct da_quirk_entry *)match)->quirks;
2896 else
2897 softc->quirks = DA_Q_NONE;
2898
2899 /* Check if the SIM does not want 6 byte commands */
2900 xpt_path_inq(&cpi, periph->path);
2901 if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE))
2902 softc->quirks |= DA_Q_NO_6_BYTE;
2903
2904 /* Override quirks if tunable is set */
2905 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.quirks",
2906 periph->unit_number);
2907 quirks = softc->quirks;
2908 TUNABLE_INT_FETCH(tmpstr, &quirks);
2909 softc->quirks = quirks;
2910
2911 if (SID_TYPE(&cgd->inq_data) == T_ZBC_HM)
2912 softc->zone_mode = DA_ZONE_HOST_MANAGED;
2913 else if (softc->quirks & DA_Q_SMR_DM)
2914 softc->zone_mode = DA_ZONE_DRIVE_MANAGED;
2915 else
2916 softc->zone_mode = DA_ZONE_NONE;
2917
2918 if (softc->zone_mode != DA_ZONE_NONE) {
2919 if (scsi_vpd_supported_page(periph, SVPD_ATA_INFORMATION)) {
2920 if (scsi_vpd_supported_page(periph, SVPD_ZONED_BDC))
2921 softc->zone_interface = DA_ZONE_IF_ATA_SAT;
2922 else
2923 softc->zone_interface = DA_ZONE_IF_ATA_PASS;
2924 } else
2925 softc->zone_interface = DA_ZONE_IF_SCSI;
2926 }
2927
2928 TASK_INIT(&softc->sysctl_task, 0, dasysctlinit, periph);
2929
2930 /*
2931 * Let XPT know we can use UMA-allocated CCBs.
2932 */
2933 if (da_enable_uma_ccbs) {
2934 KASSERT(da_ccb_zone != NULL,
2935 ("%s: NULL da_ccb_zone", __func__));
2936 periph->ccb_zone = da_ccb_zone;
2937 }
2938
2939 /*
2940 * Take a reference on the periph while dastart is called to finish the
2941 * probe. The reference will be dropped in dadone at the end of probe.
2942 */
2943 (void)da_periph_acquire(periph, DA_REF_REPROBE);
2944
2945 /*
2946 * Schedule a periodic event to occasionally send an
2947 * ordered tag to a device.
2948 */
2949 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0);
2950 callout_reset_sbt(&softc->sendordered_c,
2951 SBT_1S / DA_ORDEREDTAG_INTERVAL * da_default_timeout, 0,
2952 dasendorderedtag, periph, C_PREL(1));
2953
2954 cam_periph_unlock(periph);
2955 /*
2956 * RBC devices don't have to support READ(6), only READ(10).
2957 */
2958 if (softc->quirks & DA_Q_NO_6_BYTE || SID_TYPE(&cgd->inq_data) == T_RBC)
2959 softc->minimum_cmd_size = 10;
2960 else
2961 softc->minimum_cmd_size = 6;
2962
2963 /*
2964 * Load the user's default, if any.
2965 */
2966 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.minimum_cmd_size",
2967 periph->unit_number);
2968 TUNABLE_INT_FETCH(tmpstr, &softc->minimum_cmd_size);
2969
2970 /*
2971 * 6, 10, 12 and 16 are the currently permissible values.
2972 */
2973 if (softc->minimum_cmd_size > 12)
2974 softc->minimum_cmd_size = 16;
2975 else if (softc->minimum_cmd_size > 10)
2976 softc->minimum_cmd_size = 12;
2977 else if (softc->minimum_cmd_size > 6)
2978 softc->minimum_cmd_size = 10;
2979 else
2980 softc->minimum_cmd_size = 6;
2981
2982 /* On first PROBE_WP request all more pages, then adjust. */
2983 softc->mode_page = SMS_ALL_PAGES_PAGE;
2984
2985 /* Predict whether device may support READ CAPACITY(16). */
2986 if (SID_ANSI_REV(&cgd->inq_data) >= SCSI_REV_SPC3 &&
2987 (softc->quirks & DA_Q_NO_RC16) == 0) {
2988 softc->flags |= DA_FLAG_CAN_RC16;
2989 }
2990
2991 /*
2992 * Register this media as a disk.
2993 */
2994 softc->disk = disk_alloc();
2995 softc->disk->d_devstat = devstat_new_entry(periph->periph_name,
2996 periph->unit_number, 0,
2997 DEVSTAT_BS_UNAVAILABLE,
2998 SID_TYPE(&cgd->inq_data) |
2999 XPORT_DEVSTAT_TYPE(cpi.transport),
3000 DEVSTAT_PRIORITY_DISK);
3001 softc->disk->d_open = daopen;
3002 softc->disk->d_close = daclose;
3003 softc->disk->d_strategy = dastrategy;
3004 if (cam_sim_pollable(periph->sim))
3005 softc->disk->d_dump = dadump;
3006 softc->disk->d_getattr = dagetattr;
3007 softc->disk->d_gone = dadiskgonecb;
3008 softc->disk->d_name = "da";
3009 softc->disk->d_drv1 = periph;
3010 if (cpi.maxio == 0)
3011 softc->maxio = DFLTPHYS; /* traditional default */
3012 else if (cpi.maxio > maxphys)
3013 softc->maxio = maxphys; /* for safety */
3014 else
3015 softc->maxio = cpi.maxio;
3016 if (softc->quirks & DA_Q_128KB)
3017 softc->maxio = min(softc->maxio, 128 * 1024);
3018 softc->disk->d_maxsize = softc->maxio;
3019 softc->disk->d_unit = periph->unit_number;
3020 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE;
3021 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0)
3022 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE;
3023 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) {
3024 softc->flags |= DA_FLAG_UNMAPPEDIO;
3025 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO;
3026 }
3027 cam_strvis(softc->disk->d_descr, cgd->inq_data.vendor,
3028 sizeof(cgd->inq_data.vendor), sizeof(softc->disk->d_descr));
3029 strlcat(softc->disk->d_descr, " ", sizeof(softc->disk->d_descr));
3030 cam_strvis(&softc->disk->d_descr[strlen(softc->disk->d_descr)],
3031 cgd->inq_data.product, sizeof(cgd->inq_data.product),
3032 sizeof(softc->disk->d_descr) - strlen(softc->disk->d_descr));
3033 softc->disk->d_hba_vendor = cpi.hba_vendor;
3034 softc->disk->d_hba_device = cpi.hba_device;
3035 softc->disk->d_hba_subvendor = cpi.hba_subvendor;
3036 softc->disk->d_hba_subdevice = cpi.hba_subdevice;
3037 snprintf(softc->disk->d_attachment, sizeof(softc->disk->d_attachment),
3038 "%s%d", cpi.dev_name, cpi.unit_number);
3039
3040 if (cam_iosched_init(&softc->cam_iosched, periph, softc->disk,
3041 daschedule) != 0) {
3042 printf(
3043 "daregister: Unable to probe new device. Unable to allocate iosched memory\n");
3044 free(softc, M_DEVBUF);
3045 return(CAM_REQ_CMP_ERR);
3046 }
3047
3048 /*
3049 * Add async callbacks for events of interest.
3050 * I don't bother checking if this fails as,
3051 * in most cases, the system will function just
3052 * fine without them and the only alternative
3053 * would be to not attach the device on failure.
3054 */
3055 cam_periph_lock(periph);
3056 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE |
3057 AC_ADVINFO_CHANGED | AC_SCSI_AEN | AC_UNIT_ATTENTION |
3058 AC_INQ_CHANGED, daasync, periph, periph->path);
3059
3060 /*
3061 * Schedule a periodic media polling events.
3062 */
3063 callout_init_mtx(&softc->mediapoll_c, cam_periph_mtx(periph), 0);
3064 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) &&
3065 (cgd->inq_flags & SID_AEN) == 0 &&
3066 da_poll_period != 0) {
3067 callout_reset_sbt(&softc->mediapoll_c, da_poll_period * SBT_1S,
3068 0, damediapoll, periph, C_PREL(1));
3069 }
3070
3071 /* Released after probe when disk_create() call pass it to GEOM. */
3072 cam_periph_hold_boot(periph);
3073
3074 xpt_schedule(periph, CAM_PRIORITY_DEV);
3075 return(CAM_REQ_CMP);
3076 }
3077
3078 static int
da_zone_bio_to_scsi(int disk_zone_cmd)3079 da_zone_bio_to_scsi(int disk_zone_cmd)
3080 {
3081 switch (disk_zone_cmd) {
3082 case DISK_ZONE_OPEN:
3083 return ZBC_OUT_SA_OPEN;
3084 case DISK_ZONE_CLOSE:
3085 return ZBC_OUT_SA_CLOSE;
3086 case DISK_ZONE_FINISH:
3087 return ZBC_OUT_SA_FINISH;
3088 case DISK_ZONE_RWP:
3089 return ZBC_OUT_SA_RWP;
3090 }
3091
3092 return -1;
3093 }
3094
3095 static int
da_zone_cmd(struct cam_periph * periph,union ccb * ccb,struct bio * bp,int * queue_ccb)3096 da_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp,
3097 int *queue_ccb)
3098 {
3099 struct da_softc *softc;
3100 int error;
3101
3102 error = 0;
3103
3104 if (bp->bio_cmd != BIO_ZONE) {
3105 error = EINVAL;
3106 goto bailout;
3107 }
3108
3109 softc = periph->softc;
3110
3111 switch (bp->bio_zone.zone_cmd) {
3112 case DISK_ZONE_OPEN:
3113 case DISK_ZONE_CLOSE:
3114 case DISK_ZONE_FINISH:
3115 case DISK_ZONE_RWP: {
3116 int zone_flags;
3117 int zone_sa;
3118 uint64_t lba;
3119
3120 zone_sa = da_zone_bio_to_scsi(bp->bio_zone.zone_cmd);
3121 if (zone_sa == -1) {
3122 xpt_print(periph->path,
3123 "Cannot translate zone cmd %#x to SCSI\n",
3124 bp->bio_zone.zone_cmd);
3125 error = EINVAL;
3126 goto bailout;
3127 }
3128
3129 zone_flags = 0;
3130 lba = bp->bio_zone.zone_params.rwp.id;
3131
3132 if (bp->bio_zone.zone_params.rwp.flags &
3133 DISK_ZONE_RWP_FLAG_ALL)
3134 zone_flags |= ZBC_OUT_ALL;
3135
3136 if (softc->zone_interface != DA_ZONE_IF_ATA_PASS) {
3137 scsi_zbc_out(&ccb->csio,
3138 /*retries*/ da_retry_count,
3139 /*cbfcnp*/ dadone,
3140 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3141 /*service_action*/ zone_sa,
3142 /*zone_id*/ lba,
3143 /*zone_flags*/ zone_flags,
3144 /*data_ptr*/ NULL,
3145 /*dxfer_len*/ 0,
3146 /*sense_len*/ SSD_FULL_SIZE,
3147 /*timeout*/ da_default_timeout * 1000);
3148 } else {
3149 /*
3150 * Note that in this case, even though we can
3151 * technically use NCQ, we don't bother for several
3152 * reasons:
3153 * 1. It hasn't been tested on a SAT layer that
3154 * supports it. This is new as of SAT-4.
3155 * 2. Even when there is a SAT layer that supports
3156 * it, that SAT layer will also probably support
3157 * ZBC -> ZAC translation, since they are both
3158 * in the SAT-4 spec.
3159 * 3. Translation will likely be preferable to ATA
3160 * passthrough. LSI / Avago at least single
3161 * steps ATA passthrough commands in the HBA,
3162 * regardless of protocol, so unless that
3163 * changes, there is a performance penalty for
3164 * doing ATA passthrough no matter whether
3165 * you're using NCQ/FPDMA, DMA or PIO.
3166 * 4. It requires a 32-byte CDB, which at least at
3167 * this point in CAM requires a CDB pointer, which
3168 * would require us to allocate an additional bit
3169 * of storage separate from the CCB.
3170 */
3171 error = scsi_ata_zac_mgmt_out(&ccb->csio,
3172 /*retries*/ da_retry_count,
3173 /*cbfcnp*/ dadone,
3174 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3175 /*use_ncq*/ 0,
3176 /*zm_action*/ zone_sa,
3177 /*zone_id*/ lba,
3178 /*zone_flags*/ zone_flags,
3179 /*data_ptr*/ NULL,
3180 /*dxfer_len*/ 0,
3181 /*cdb_storage*/ NULL,
3182 /*cdb_storage_len*/ 0,
3183 /*sense_len*/ SSD_FULL_SIZE,
3184 /*timeout*/ da_default_timeout * 1000);
3185 if (error != 0) {
3186 error = EINVAL;
3187 xpt_print(periph->path,
3188 "scsi_ata_zac_mgmt_out() returned an error!");
3189 goto bailout;
3190 }
3191 }
3192 *queue_ccb = 1;
3193
3194 break;
3195 }
3196 case DISK_ZONE_REPORT_ZONES: {
3197 uint8_t *rz_ptr;
3198 uint32_t num_entries, alloc_size;
3199 struct disk_zone_report *rep;
3200
3201 rep = &bp->bio_zone.zone_params.report;
3202
3203 num_entries = rep->entries_allocated;
3204 if (num_entries == 0) {
3205 xpt_print(periph->path,
3206 "No entries allocated for Report Zones request\n");
3207 error = EINVAL;
3208 goto bailout;
3209 }
3210 alloc_size = sizeof(struct scsi_report_zones_hdr) +
3211 (sizeof(struct scsi_report_zones_desc) * num_entries);
3212 alloc_size = min(alloc_size, softc->disk->d_maxsize);
3213 rz_ptr = malloc(alloc_size, M_SCSIDA, M_NOWAIT | M_ZERO);
3214 if (rz_ptr == NULL) {
3215 xpt_print(periph->path,
3216 "Unable to allocate memory for Report Zones request\n");
3217 error = ENOMEM;
3218 goto bailout;
3219 }
3220
3221 if (softc->zone_interface != DA_ZONE_IF_ATA_PASS) {
3222 scsi_zbc_in(&ccb->csio,
3223 /*retries*/ da_retry_count,
3224 /*cbcfnp*/ dadone,
3225 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3226 /*service_action*/ ZBC_IN_SA_REPORT_ZONES,
3227 /*zone_start_lba*/ rep->starting_id,
3228 /*zone_options*/ rep->rep_options,
3229 /*data_ptr*/ rz_ptr,
3230 /*dxfer_len*/ alloc_size,
3231 /*sense_len*/ SSD_FULL_SIZE,
3232 /*timeout*/ da_default_timeout * 1000);
3233 } else {
3234 /*
3235 * Note that in this case, even though we can
3236 * technically use NCQ, we don't bother for several
3237 * reasons:
3238 * 1. It hasn't been tested on a SAT layer that
3239 * supports it. This is new as of SAT-4.
3240 * 2. Even when there is a SAT layer that supports
3241 * it, that SAT layer will also probably support
3242 * ZBC -> ZAC translation, since they are both
3243 * in the SAT-4 spec.
3244 * 3. Translation will likely be preferable to ATA
3245 * passthrough. LSI / Avago at least single
3246 * steps ATA passthrough commands in the HBA,
3247 * regardless of protocol, so unless that
3248 * changes, there is a performance penalty for
3249 * doing ATA passthrough no matter whether
3250 * you're using NCQ/FPDMA, DMA or PIO.
3251 * 4. It requires a 32-byte CDB, which at least at
3252 * this point in CAM requires a CDB pointer, which
3253 * would require us to allocate an additional bit
3254 * of storage separate from the CCB.
3255 */
3256 error = scsi_ata_zac_mgmt_in(&ccb->csio,
3257 /*retries*/ da_retry_count,
3258 /*cbcfnp*/ dadone,
3259 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3260 /*use_ncq*/ 0,
3261 /*zm_action*/ ATA_ZM_REPORT_ZONES,
3262 /*zone_id*/ rep->starting_id,
3263 /*zone_flags*/ rep->rep_options,
3264 /*data_ptr*/ rz_ptr,
3265 /*dxfer_len*/ alloc_size,
3266 /*cdb_storage*/ NULL,
3267 /*cdb_storage_len*/ 0,
3268 /*sense_len*/ SSD_FULL_SIZE,
3269 /*timeout*/ da_default_timeout * 1000);
3270 if (error != 0) {
3271 error = EINVAL;
3272 xpt_print(periph->path,
3273 "scsi_ata_zac_mgmt_in() returned an error!");
3274 goto bailout;
3275 }
3276 }
3277
3278 /*
3279 * For BIO_ZONE, this isn't normally needed. However, it
3280 * is used by devstat_end_transaction_bio() to determine
3281 * how much data was transferred.
3282 */
3283 /*
3284 * XXX KDM we have a problem. But I'm not sure how to fix
3285 * it. devstat uses bio_bcount - bio_resid to calculate
3286 * the amount of data transferred. The GEOM disk code
3287 * uses bio_length - bio_resid to calculate the amount of
3288 * data in bio_completed. We have different structure
3289 * sizes above and below the ada(4) driver. So, if we
3290 * use the sizes above, the amount transferred won't be
3291 * quite accurate for devstat. If we use different sizes
3292 * for bio_bcount and bio_length (above and below
3293 * respectively), then the residual needs to match one or
3294 * the other. Everything is calculated after the bio
3295 * leaves the driver, so changing the values around isn't
3296 * really an option. For now, just set the count to the
3297 * passed in length. This means that the calculations
3298 * above (e.g. bio_completed) will be correct, but the
3299 * amount of data reported to devstat will be slightly
3300 * under or overstated.
3301 */
3302 bp->bio_bcount = bp->bio_length;
3303
3304 *queue_ccb = 1;
3305
3306 break;
3307 }
3308 case DISK_ZONE_GET_PARAMS: {
3309 struct disk_zone_disk_params *params;
3310
3311 params = &bp->bio_zone.zone_params.disk_params;
3312 bzero(params, sizeof(*params));
3313
3314 switch (softc->zone_mode) {
3315 case DA_ZONE_DRIVE_MANAGED:
3316 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED;
3317 break;
3318 case DA_ZONE_HOST_AWARE:
3319 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE;
3320 break;
3321 case DA_ZONE_HOST_MANAGED:
3322 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED;
3323 break;
3324 default:
3325 case DA_ZONE_NONE:
3326 params->zone_mode = DISK_ZONE_MODE_NONE;
3327 break;
3328 }
3329
3330 if (softc->zone_flags & DA_ZONE_FLAG_URSWRZ)
3331 params->flags |= DISK_ZONE_DISK_URSWRZ;
3332
3333 if (softc->zone_flags & DA_ZONE_FLAG_OPT_SEQ_SET) {
3334 params->optimal_seq_zones = softc->optimal_seq_zones;
3335 params->flags |= DISK_ZONE_OPT_SEQ_SET;
3336 }
3337
3338 if (softc->zone_flags & DA_ZONE_FLAG_OPT_NONSEQ_SET) {
3339 params->optimal_nonseq_zones =
3340 softc->optimal_nonseq_zones;
3341 params->flags |= DISK_ZONE_OPT_NONSEQ_SET;
3342 }
3343
3344 if (softc->zone_flags & DA_ZONE_FLAG_MAX_SEQ_SET) {
3345 params->max_seq_zones = softc->max_seq_zones;
3346 params->flags |= DISK_ZONE_MAX_SEQ_SET;
3347 }
3348 if (softc->zone_flags & DA_ZONE_FLAG_RZ_SUP)
3349 params->flags |= DISK_ZONE_RZ_SUP;
3350
3351 if (softc->zone_flags & DA_ZONE_FLAG_OPEN_SUP)
3352 params->flags |= DISK_ZONE_OPEN_SUP;
3353
3354 if (softc->zone_flags & DA_ZONE_FLAG_CLOSE_SUP)
3355 params->flags |= DISK_ZONE_CLOSE_SUP;
3356
3357 if (softc->zone_flags & DA_ZONE_FLAG_FINISH_SUP)
3358 params->flags |= DISK_ZONE_FINISH_SUP;
3359
3360 if (softc->zone_flags & DA_ZONE_FLAG_RWP_SUP)
3361 params->flags |= DISK_ZONE_RWP_SUP;
3362 break;
3363 }
3364 default:
3365 break;
3366 }
3367 bailout:
3368 return (error);
3369 }
3370
3371 static void
dastart(struct cam_periph * periph,union ccb * start_ccb)3372 dastart(struct cam_periph *periph, union ccb *start_ccb)
3373 {
3374 struct da_softc *softc;
3375 uint32_t priority = start_ccb->ccb_h.pinfo.priority;
3376
3377 cam_periph_assert(periph, MA_OWNED);
3378 softc = (struct da_softc *)periph->softc;
3379
3380 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastart\n"));
3381
3382 /*
3383 * When we're running the state machine, we should only accept DEV CCBs.
3384 * When we're doing normal I/O we should only accept NORMAL CCBs.
3385 *
3386 * While in the state machine, we carefully single step the queue, but
3387 * there's no protection for 'extra' calls to xpt_schedule() at the
3388 * wrong priority. Guard against that so that we filter any CCBs that
3389 * are offered at the wrong priority. This avoids generating requests
3390 * that are at normal priority. In addition, though we can't easily
3391 * enforce it, one must not transition to the NORMAL state via the
3392 * skipstate mechanism.
3393 ` */
3394 if ((softc->state != DA_STATE_NORMAL && priority != CAM_PRIORITY_DEV) ||
3395 (softc->state == DA_STATE_NORMAL && priority != CAM_PRIORITY_NORMAL)) {
3396 xpt_print(periph->path, "Bad priority for state %d prio %d\n",
3397 softc->state, priority);
3398 xpt_release_ccb(start_ccb);
3399 return;
3400 }
3401
3402 skipstate:
3403 switch (softc->state) {
3404 case DA_STATE_NORMAL:
3405 {
3406 struct bio *bp;
3407 uint8_t tag_code;
3408
3409 more:
3410 bp = cam_iosched_next_bio(softc->cam_iosched);
3411 if (bp == NULL) {
3412 if (cam_iosched_has_work_flags(softc->cam_iosched,
3413 DA_WORK_TUR)) {
3414 softc->flags |= DA_FLAG_TUR_PENDING;
3415 cam_iosched_clr_work_flags(softc->cam_iosched,
3416 DA_WORK_TUR);
3417 scsi_test_unit_ready(&start_ccb->csio,
3418 /*retries*/ da_retry_count,
3419 dadone_tur,
3420 MSG_SIMPLE_Q_TAG,
3421 SSD_FULL_SIZE,
3422 da_default_timeout * 1000);
3423 start_ccb->ccb_h.ccb_bp = NULL;
3424 start_ccb->ccb_h.ccb_state = DA_CCB_TUR;
3425 xpt_action(start_ccb);
3426 } else
3427 xpt_release_ccb(start_ccb);
3428 break;
3429 }
3430
3431 if (bp->bio_cmd == BIO_DELETE) {
3432 if (softc->delete_func != NULL) {
3433 softc->delete_func(periph, start_ccb, bp);
3434 goto out;
3435 } else {
3436 /*
3437 * Not sure this is possible, but failsafe by
3438 * lying and saying "sure, done."
3439 */
3440 biofinish(bp, NULL, 0);
3441 goto more;
3442 }
3443 }
3444
3445 if (cam_iosched_has_work_flags(softc->cam_iosched,
3446 DA_WORK_TUR)) {
3447 cam_iosched_clr_work_flags(softc->cam_iosched,
3448 DA_WORK_TUR);
3449 da_periph_release_locked(periph, DA_REF_TUR);
3450 }
3451
3452 if ((bp->bio_flags & BIO_ORDERED) != 0 ||
3453 (softc->flags & DA_FLAG_NEED_OTAG) != 0) {
3454 softc->flags &= ~DA_FLAG_NEED_OTAG;
3455 softc->flags |= DA_FLAG_WAS_OTAG;
3456 tag_code = MSG_ORDERED_Q_TAG;
3457 } else {
3458 tag_code = MSG_SIMPLE_Q_TAG;
3459 }
3460
3461 switch (bp->bio_cmd) {
3462 case BIO_WRITE:
3463 case BIO_READ:
3464 {
3465 void *data_ptr;
3466 int rw_op;
3467
3468 biotrack(bp, __func__);
3469
3470 if (bp->bio_cmd == BIO_WRITE) {
3471 softc->flags |= DA_FLAG_DIRTY;
3472 rw_op = SCSI_RW_WRITE;
3473 } else {
3474 rw_op = SCSI_RW_READ;
3475 }
3476
3477 data_ptr = bp->bio_data;
3478 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) {
3479 rw_op |= SCSI_RW_BIO;
3480 data_ptr = bp;
3481 }
3482
3483 scsi_read_write(&start_ccb->csio,
3484 /*retries*/da_retry_count,
3485 /*cbfcnp*/dadone,
3486 /*tag_action*/tag_code,
3487 rw_op,
3488 /*byte2*/0,
3489 softc->minimum_cmd_size,
3490 /*lba*/bp->bio_pblkno,
3491 /*block_count*/bp->bio_bcount /
3492 softc->params.secsize,
3493 data_ptr,
3494 /*dxfer_len*/ bp->bio_bcount,
3495 /*sense_len*/SSD_FULL_SIZE,
3496 da_default_timeout * 1000);
3497 #if defined(BUF_TRACKING) || defined(FULL_BUF_TRACKING)
3498 start_ccb->csio.bio = bp;
3499 #endif
3500 break;
3501 }
3502 case BIO_FLUSH:
3503 /*
3504 * If we don't support sync cache, or the disk
3505 * isn't dirty, FLUSH is a no-op. Use the
3506 * allocated CCB for the next bio if one is
3507 * available.
3508 */
3509 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) != 0 ||
3510 (softc->flags & DA_FLAG_DIRTY) == 0) {
3511 biodone(bp);
3512 goto skipstate;
3513 }
3514
3515 /*
3516 * BIO_FLUSH doesn't currently communicate
3517 * range data, so we synchronize the cache
3518 * over the whole disk.
3519 */
3520 scsi_synchronize_cache(&start_ccb->csio,
3521 /*retries*/1,
3522 /*cbfcnp*/dadone,
3523 /*tag_action*/tag_code,
3524 /*begin_lba*/0,
3525 /*lb_count*/0,
3526 SSD_FULL_SIZE,
3527 da_default_timeout*1000);
3528 /*
3529 * Clear the dirty flag before sending the command.
3530 * Either this sync cache will be successful, or it
3531 * will fail after a retry. If it fails, it is
3532 * unlikely to be successful if retried later, so
3533 * we'll save ourselves time by just marking the
3534 * device clean.
3535 */
3536 softc->flags &= ~DA_FLAG_DIRTY;
3537 break;
3538 case BIO_ZONE: {
3539 int error, queue_ccb;
3540
3541 queue_ccb = 0;
3542
3543 error = da_zone_cmd(periph, start_ccb, bp, &queue_ccb);
3544 if ((error != 0)
3545 || (queue_ccb == 0)) {
3546 /*
3547 * g_io_deliver will recurisvely call start
3548 * routine for ENOMEM, so drop the periph
3549 * lock to allow that recursion.
3550 */
3551 if (error == ENOMEM)
3552 cam_periph_unlock(periph);
3553 biofinish(bp, NULL, error);
3554 if (error == ENOMEM)
3555 cam_periph_lock(periph);
3556 xpt_release_ccb(start_ccb);
3557 return;
3558 }
3559 break;
3560 }
3561 default:
3562 biofinish(bp, NULL, EOPNOTSUPP);
3563 xpt_release_ccb(start_ccb);
3564 return;
3565 }
3566 start_ccb->ccb_h.ccb_state = DA_CCB_BUFFER_IO;
3567 start_ccb->ccb_h.flags |= CAM_UNLOCKED;
3568 start_ccb->ccb_h.softtimeout = sbttotv(da_default_softtimeout);
3569
3570 out:
3571 LIST_INSERT_HEAD(&softc->pending_ccbs,
3572 &start_ccb->ccb_h, periph_links.le);
3573
3574 /* We expect a unit attention from this device */
3575 if ((softc->flags & DA_FLAG_RETRY_UA) != 0) {
3576 start_ccb->ccb_h.ccb_state |= DA_CCB_RETRY_UA;
3577 softc->flags &= ~DA_FLAG_RETRY_UA;
3578 }
3579
3580 start_ccb->ccb_h.ccb_bp = bp;
3581 softc->refcount++;
3582 cam_periph_unlock(periph);
3583 xpt_action(start_ccb);
3584 cam_periph_lock(periph);
3585
3586 /* May have more work to do, so ensure we stay scheduled */
3587 daschedule(periph);
3588 break;
3589 }
3590 case DA_STATE_PROBE_WP:
3591 {
3592 void *mode_buf;
3593 int mode_buf_len;
3594
3595 if (da_disable_wp_detection || softc->mode_page < 0) {
3596 if ((softc->flags & DA_FLAG_CAN_RC16) != 0)
3597 softc->state = DA_STATE_PROBE_RC16;
3598 else
3599 softc->state = DA_STATE_PROBE_RC;
3600 goto skipstate;
3601 }
3602 mode_buf_len = 192;
3603 mode_buf = malloc(mode_buf_len, M_SCSIDA, M_NOWAIT);
3604 if (mode_buf == NULL) {
3605 xpt_print(periph->path,
3606 "Unable to send mode sense - malloc failure\n");
3607 if ((softc->flags & DA_FLAG_CAN_RC16) != 0)
3608 softc->state = DA_STATE_PROBE_RC16;
3609 else
3610 softc->state = DA_STATE_PROBE_RC;
3611 goto skipstate;
3612 }
3613 scsi_mode_sense_len(&start_ccb->csio,
3614 /*retries*/ da_retry_count,
3615 /*cbfcnp*/ dadone_probewp,
3616 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3617 /*dbd*/ FALSE,
3618 /*pc*/ SMS_PAGE_CTRL_CURRENT,
3619 /*page*/ softc->mode_page,
3620 /*param_buf*/ mode_buf,
3621 /*param_len*/ mode_buf_len,
3622 /*minimum_cmd_size*/ softc->minimum_cmd_size,
3623 /*sense_len*/ SSD_FULL_SIZE,
3624 /*timeout*/ da_default_timeout * 1000);
3625 start_ccb->ccb_h.ccb_bp = NULL;
3626 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_WP;
3627 xpt_action(start_ccb);
3628 break;
3629 }
3630 case DA_STATE_PROBE_RC:
3631 {
3632 struct scsi_read_capacity_data *rcap;
3633
3634 rcap = (struct scsi_read_capacity_data *)
3635 malloc(sizeof(*rcap), M_SCSIDA, M_NOWAIT|M_ZERO);
3636 if (rcap == NULL) {
3637 printf("dastart: Couldn't malloc read_capacity data\n");
3638 /* da_free_periph??? */
3639 break;
3640 }
3641 scsi_read_capacity(&start_ccb->csio,
3642 /*retries*/da_retry_count,
3643 dadone_proberc,
3644 MSG_SIMPLE_Q_TAG,
3645 rcap,
3646 SSD_FULL_SIZE,
3647 /*timeout*/5000);
3648 start_ccb->ccb_h.ccb_bp = NULL;
3649 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC;
3650 xpt_action(start_ccb);
3651 break;
3652 }
3653 case DA_STATE_PROBE_RC16:
3654 {
3655 struct scsi_read_capacity_data_long *rcaplong;
3656
3657 rcaplong = (struct scsi_read_capacity_data_long *)
3658 malloc(sizeof(*rcaplong), M_SCSIDA, M_NOWAIT|M_ZERO);
3659 if (rcaplong == NULL) {
3660 printf("dastart: Couldn't malloc read_capacity data\n");
3661 /* da_free_periph??? */
3662 break;
3663 }
3664 scsi_read_capacity_16(&start_ccb->csio,
3665 /*retries*/ da_retry_count,
3666 /*cbfcnp*/ dadone_proberc,
3667 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3668 /*lba*/ 0,
3669 /*reladr*/ 0,
3670 /*pmi*/ 0,
3671 /*rcap_buf*/ (uint8_t *)rcaplong,
3672 /*rcap_buf_len*/ sizeof(*rcaplong),
3673 /*sense_len*/ SSD_FULL_SIZE,
3674 /*timeout*/ da_default_timeout * 1000);
3675 start_ccb->ccb_h.ccb_bp = NULL;
3676 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC16;
3677 xpt_action(start_ccb);
3678 break;
3679 }
3680 case DA_STATE_PROBE_LBP:
3681 {
3682 struct scsi_vpd_logical_block_prov *lbp;
3683
3684 if (!scsi_vpd_supported_page(periph, SVPD_LBP)) {
3685 /*
3686 * If we get here we don't support any SBC-3 delete
3687 * methods with UNMAP as the Logical Block Provisioning
3688 * VPD page support is required for devices which
3689 * support it according to T10/1799-D Revision 31
3690 * however older revisions of the spec don't mandate
3691 * this so we currently don't remove these methods
3692 * from the available set.
3693 */
3694 softc->state = DA_STATE_PROBE_BLK_LIMITS;
3695 goto skipstate;
3696 }
3697
3698 lbp = (struct scsi_vpd_logical_block_prov *)
3699 malloc(sizeof(*lbp), M_SCSIDA, M_NOWAIT|M_ZERO);
3700
3701 if (lbp == NULL) {
3702 printf("dastart: Couldn't malloc lbp data\n");
3703 /* da_free_periph??? */
3704 break;
3705 }
3706
3707 scsi_inquiry(&start_ccb->csio,
3708 /*retries*/da_retry_count,
3709 /*cbfcnp*/dadone_probelbp,
3710 /*tag_action*/MSG_SIMPLE_Q_TAG,
3711 /*inq_buf*/(uint8_t *)lbp,
3712 /*inq_len*/sizeof(*lbp),
3713 /*evpd*/TRUE,
3714 /*page_code*/SVPD_LBP,
3715 /*sense_len*/SSD_MIN_SIZE,
3716 /*timeout*/da_default_timeout * 1000);
3717 start_ccb->ccb_h.ccb_bp = NULL;
3718 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_LBP;
3719 xpt_action(start_ccb);
3720 break;
3721 }
3722 case DA_STATE_PROBE_BLK_LIMITS:
3723 {
3724 struct scsi_vpd_block_limits *block_limits;
3725
3726 if (!scsi_vpd_supported_page(periph, SVPD_BLOCK_LIMITS)) {
3727 /* Not supported skip to next probe */
3728 softc->state = DA_STATE_PROBE_BDC;
3729 goto skipstate;
3730 }
3731
3732 block_limits = (struct scsi_vpd_block_limits *)
3733 malloc(sizeof(*block_limits), M_SCSIDA, M_NOWAIT|M_ZERO);
3734
3735 if (block_limits == NULL) {
3736 printf("dastart: Couldn't malloc block_limits data\n");
3737 /* da_free_periph??? */
3738 break;
3739 }
3740
3741 scsi_inquiry(&start_ccb->csio,
3742 /*retries*/da_retry_count,
3743 /*cbfcnp*/dadone_probeblklimits,
3744 /*tag_action*/MSG_SIMPLE_Q_TAG,
3745 /*inq_buf*/(uint8_t *)block_limits,
3746 /*inq_len*/sizeof(*block_limits),
3747 /*evpd*/TRUE,
3748 /*page_code*/SVPD_BLOCK_LIMITS,
3749 /*sense_len*/SSD_MIN_SIZE,
3750 /*timeout*/da_default_timeout * 1000);
3751 start_ccb->ccb_h.ccb_bp = NULL;
3752 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BLK_LIMITS;
3753 xpt_action(start_ccb);
3754 break;
3755 }
3756 case DA_STATE_PROBE_BDC:
3757 {
3758 struct scsi_vpd_block_device_characteristics *bdc;
3759
3760 if (!scsi_vpd_supported_page(periph, SVPD_BDC)) {
3761 softc->state = DA_STATE_PROBE_ATA;
3762 goto skipstate;
3763 }
3764
3765 bdc = (struct scsi_vpd_block_device_characteristics *)
3766 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO);
3767
3768 if (bdc == NULL) {
3769 printf("dastart: Couldn't malloc bdc data\n");
3770 /* da_free_periph??? */
3771 break;
3772 }
3773
3774 scsi_inquiry(&start_ccb->csio,
3775 /*retries*/da_retry_count,
3776 /*cbfcnp*/dadone_probebdc,
3777 /*tag_action*/MSG_SIMPLE_Q_TAG,
3778 /*inq_buf*/(uint8_t *)bdc,
3779 /*inq_len*/sizeof(*bdc),
3780 /*evpd*/TRUE,
3781 /*page_code*/SVPD_BDC,
3782 /*sense_len*/SSD_MIN_SIZE,
3783 /*timeout*/da_default_timeout * 1000);
3784 start_ccb->ccb_h.ccb_bp = NULL;
3785 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BDC;
3786 xpt_action(start_ccb);
3787 break;
3788 }
3789 case DA_STATE_PROBE_CACHE:
3790 {
3791 void *mode_buf;
3792 int mode_buf_len;
3793
3794 /* XXX Future: skip if already not doing SYNC CACHE */
3795
3796 /*
3797 * Probe the CACHE mode page to see if we need to do a
3798 * SYNCHRONIZE CACHE command or not. If there's no
3799 * caching page, or we get back garbage when we ask
3800 * for the caching page or MODE SENSE isn't supported,
3801 * we set DA_Q_NO_SYNC_CACHE.
3802 */
3803 mode_buf_len = sizeof(struct scsi_mode_header_6) +
3804 sizeof(struct scsi_mode_blk_desc) +
3805 sizeof(struct scsi_caching_page);
3806 mode_buf = malloc(mode_buf_len, M_SCSIDA, M_NOWAIT);
3807 if (mode_buf == NULL) {
3808 printf("dastart: Couldn't malloc mode_buf data\n");
3809 /* da_free_periph??? */
3810 break;
3811 }
3812 scsi_mode_sense(&start_ccb->csio,
3813 /*retries*/4,
3814 dadone_probecache,
3815 MSG_SIMPLE_Q_TAG,
3816 /*dbd*/FALSE,
3817 SMS_PAGE_CTRL_CURRENT,
3818 SMS_CACHE_PAGE,
3819 mode_buf,
3820 mode_buf_len,
3821 SSD_FULL_SIZE,
3822 /*timeout*/60000);
3823 start_ccb->ccb_h.ccb_bp = NULL;
3824 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_CACHE;
3825 xpt_action(start_ccb);
3826 break;
3827 }
3828 case DA_STATE_PROBE_ATA:
3829 {
3830 struct ata_params *ata_params;
3831
3832 if (!scsi_vpd_supported_page(periph, SVPD_ATA_INFORMATION)) {
3833 if ((softc->zone_mode == DA_ZONE_HOST_AWARE)
3834 || (softc->zone_mode == DA_ZONE_HOST_MANAGED)) {
3835 /*
3836 * Note that if the ATA VPD page isn't
3837 * supported, we aren't talking to an ATA
3838 * device anyway. Support for that VPD
3839 * page is mandatory for SCSI to ATA (SAT)
3840 * translation layers.
3841 */
3842 softc->state = DA_STATE_PROBE_ZONE;
3843 goto skipstate;
3844 }
3845 daprobedone(periph, start_ccb);
3846 break;
3847 }
3848
3849 ata_params = &periph->path->device->ident_data;
3850
3851 scsi_ata_identify(&start_ccb->csio,
3852 /*retries*/da_retry_count,
3853 /*cbfcnp*/dadone_probeata,
3854 /*tag_action*/MSG_SIMPLE_Q_TAG,
3855 /*data_ptr*/(uint8_t *)ata_params,
3856 /*dxfer_len*/sizeof(*ata_params),
3857 /*sense_len*/SSD_FULL_SIZE,
3858 /*timeout*/da_default_timeout * 1000);
3859 start_ccb->ccb_h.ccb_bp = NULL;
3860 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA;
3861 xpt_action(start_ccb);
3862 break;
3863 }
3864 case DA_STATE_PROBE_ATA_LOGDIR:
3865 {
3866 struct ata_gp_log_dir *log_dir;
3867 int retval;
3868
3869 retval = 0;
3870
3871 if ((softc->flags & DA_FLAG_CAN_ATA_LOG) == 0) {
3872 /*
3873 * If we don't have log support, not much point in
3874 * trying to probe zone support.
3875 */
3876 daprobedone(periph, start_ccb);
3877 break;
3878 }
3879
3880 /*
3881 * If we have an ATA device (the SCSI ATA Information VPD
3882 * page should be present and the ATA identify should have
3883 * succeeded) and it supports logs, ask for the log directory.
3884 */
3885
3886 log_dir = malloc(sizeof(*log_dir), M_SCSIDA, M_NOWAIT|M_ZERO);
3887 if (log_dir == NULL) {
3888 xpt_print(periph->path, "Couldn't malloc log_dir data\n");
3889 daprobedone(periph, start_ccb);
3890 break;
3891 }
3892
3893 retval = scsi_ata_read_log(&start_ccb->csio,
3894 /*retries*/ da_retry_count,
3895 /*cbfcnp*/ dadone_probeatalogdir,
3896 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3897 /*log_address*/ ATA_LOG_DIRECTORY,
3898 /*page_number*/ 0,
3899 /*block_count*/ 1,
3900 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3901 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3902 /*data_ptr*/ (uint8_t *)log_dir,
3903 /*dxfer_len*/ sizeof(*log_dir),
3904 /*sense_len*/ SSD_FULL_SIZE,
3905 /*timeout*/ da_default_timeout * 1000);
3906
3907 if (retval != 0) {
3908 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3909 free(log_dir, M_SCSIDA);
3910 daprobedone(periph, start_ccb);
3911 break;
3912 }
3913 start_ccb->ccb_h.ccb_bp = NULL;
3914 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_LOGDIR;
3915 xpt_action(start_ccb);
3916 break;
3917 }
3918 case DA_STATE_PROBE_ATA_IDDIR:
3919 {
3920 struct ata_identify_log_pages *id_dir;
3921 int retval;
3922
3923 retval = 0;
3924
3925 /*
3926 * Check here to see whether the Identify Device log is
3927 * supported in the directory of logs. If so, continue
3928 * with requesting the log of identify device pages.
3929 */
3930 if ((softc->flags & DA_FLAG_CAN_ATA_IDLOG) == 0) {
3931 daprobedone(periph, start_ccb);
3932 break;
3933 }
3934
3935 id_dir = malloc(sizeof(*id_dir), M_SCSIDA, M_NOWAIT | M_ZERO);
3936 if (id_dir == NULL) {
3937 xpt_print(periph->path, "Couldn't malloc id_dir data\n");
3938 daprobedone(periph, start_ccb);
3939 break;
3940 }
3941
3942 retval = scsi_ata_read_log(&start_ccb->csio,
3943 /*retries*/ da_retry_count,
3944 /*cbfcnp*/ dadone_probeataiddir,
3945 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3946 /*log_address*/ ATA_IDENTIFY_DATA_LOG,
3947 /*page_number*/ ATA_IDL_PAGE_LIST,
3948 /*block_count*/ 1,
3949 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3950 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3951 /*data_ptr*/ (uint8_t *)id_dir,
3952 /*dxfer_len*/ sizeof(*id_dir),
3953 /*sense_len*/ SSD_FULL_SIZE,
3954 /*timeout*/ da_default_timeout * 1000);
3955
3956 if (retval != 0) {
3957 xpt_print(periph->path, "scsi_ata_read_log() failed!");
3958 free(id_dir, M_SCSIDA);
3959 daprobedone(periph, start_ccb);
3960 break;
3961 }
3962 start_ccb->ccb_h.ccb_bp = NULL;
3963 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_IDDIR;
3964 xpt_action(start_ccb);
3965 break;
3966 }
3967 case DA_STATE_PROBE_ATA_SUP:
3968 {
3969 struct ata_identify_log_sup_cap *sup_cap;
3970 int retval;
3971
3972 retval = 0;
3973
3974 /*
3975 * Check here to see whether the Supported Capabilities log
3976 * is in the list of Identify Device logs.
3977 */
3978 if ((softc->flags & DA_FLAG_CAN_ATA_SUPCAP) == 0) {
3979 daprobedone(periph, start_ccb);
3980 break;
3981 }
3982
3983 sup_cap = malloc(sizeof(*sup_cap), M_SCSIDA, M_NOWAIT|M_ZERO);
3984 if (sup_cap == NULL) {
3985 xpt_print(periph->path, "Couldn't malloc sup_cap data\n");
3986 daprobedone(periph, start_ccb);
3987 break;
3988 }
3989
3990 retval = scsi_ata_read_log(&start_ccb->csio,
3991 /*retries*/ da_retry_count,
3992 /*cbfcnp*/ dadone_probeatasup,
3993 /*tag_action*/ MSG_SIMPLE_Q_TAG,
3994 /*log_address*/ ATA_IDENTIFY_DATA_LOG,
3995 /*page_number*/ ATA_IDL_SUP_CAP,
3996 /*block_count*/ 1,
3997 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
3998 AP_PROTO_DMA : AP_PROTO_PIO_IN,
3999 /*data_ptr*/ (uint8_t *)sup_cap,
4000 /*dxfer_len*/ sizeof(*sup_cap),
4001 /*sense_len*/ SSD_FULL_SIZE,
4002 /*timeout*/ da_default_timeout * 1000);
4003
4004 if (retval != 0) {
4005 xpt_print(periph->path, "scsi_ata_read_log() failed!");
4006 free(sup_cap, M_SCSIDA);
4007 daprobedone(periph, start_ccb);
4008 break;
4009 }
4010
4011 start_ccb->ccb_h.ccb_bp = NULL;
4012 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_SUP;
4013 xpt_action(start_ccb);
4014 break;
4015 }
4016 case DA_STATE_PROBE_ATA_ZONE:
4017 {
4018 struct ata_zoned_info_log *ata_zone;
4019 int retval;
4020
4021 retval = 0;
4022
4023 /*
4024 * Check here to see whether the zoned device information
4025 * page is supported. If so, continue on to request it.
4026 * If not, skip to DA_STATE_PROBE_LOG or done.
4027 */
4028 if ((softc->flags & DA_FLAG_CAN_ATA_ZONE) == 0) {
4029 daprobedone(periph, start_ccb);
4030 break;
4031 }
4032 ata_zone = malloc(sizeof(*ata_zone), M_SCSIDA,
4033 M_NOWAIT|M_ZERO);
4034 if (ata_zone == NULL) {
4035 xpt_print(periph->path, "Couldn't malloc ata_zone data\n");
4036 daprobedone(periph, start_ccb);
4037 break;
4038 }
4039
4040 retval = scsi_ata_read_log(&start_ccb->csio,
4041 /*retries*/ da_retry_count,
4042 /*cbfcnp*/ dadone_probeatazone,
4043 /*tag_action*/ MSG_SIMPLE_Q_TAG,
4044 /*log_address*/ ATA_IDENTIFY_DATA_LOG,
4045 /*page_number*/ ATA_IDL_ZDI,
4046 /*block_count*/ 1,
4047 /*protocol*/ softc->flags & DA_FLAG_CAN_ATA_DMA ?
4048 AP_PROTO_DMA : AP_PROTO_PIO_IN,
4049 /*data_ptr*/ (uint8_t *)ata_zone,
4050 /*dxfer_len*/ sizeof(*ata_zone),
4051 /*sense_len*/ SSD_FULL_SIZE,
4052 /*timeout*/ da_default_timeout * 1000);
4053
4054 if (retval != 0) {
4055 xpt_print(periph->path, "scsi_ata_read_log() failed!");
4056 free(ata_zone, M_SCSIDA);
4057 daprobedone(periph, start_ccb);
4058 break;
4059 }
4060 start_ccb->ccb_h.ccb_bp = NULL;
4061 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA_ZONE;
4062 xpt_action(start_ccb);
4063
4064 break;
4065 }
4066 case DA_STATE_PROBE_ZONE:
4067 {
4068 struct scsi_vpd_zoned_bdc *bdc;
4069
4070 /*
4071 * Note that this page will be supported for SCSI protocol
4072 * devices that support ZBC (SMR devices), as well as ATA
4073 * protocol devices that are behind a SAT (SCSI to ATA
4074 * Translation) layer that supports converting ZBC commands
4075 * to their ZAC equivalents.
4076 */
4077 if (!scsi_vpd_supported_page(periph, SVPD_ZONED_BDC)) {
4078 daprobedone(periph, start_ccb);
4079 break;
4080 }
4081 bdc = (struct scsi_vpd_zoned_bdc *)
4082 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO);
4083
4084 if (bdc == NULL) {
4085 xpt_release_ccb(start_ccb);
4086 xpt_print(periph->path, "Couldn't malloc zone VPD data\n");
4087 break;
4088 }
4089 scsi_inquiry(&start_ccb->csio,
4090 /*retries*/da_retry_count,
4091 /*cbfcnp*/dadone_probezone,
4092 /*tag_action*/MSG_SIMPLE_Q_TAG,
4093 /*inq_buf*/(uint8_t *)bdc,
4094 /*inq_len*/sizeof(*bdc),
4095 /*evpd*/TRUE,
4096 /*page_code*/SVPD_ZONED_BDC,
4097 /*sense_len*/SSD_FULL_SIZE,
4098 /*timeout*/da_default_timeout * 1000);
4099 start_ccb->ccb_h.ccb_bp = NULL;
4100 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ZONE;
4101 xpt_action(start_ccb);
4102 break;
4103 }
4104 }
4105 }
4106
4107 /*
4108 * In each of the methods below, while its the caller's
4109 * responsibility to ensure the request will fit into a
4110 * single device request, we might have changed the delete
4111 * method due to the device incorrectly advertising either
4112 * its supported methods or limits.
4113 *
4114 * To prevent this causing further issues we validate the
4115 * against the methods limits, and warn which would
4116 * otherwise be unnecessary.
4117 */
4118 static void
da_delete_unmap(struct cam_periph * periph,union ccb * ccb,struct bio * bp)4119 da_delete_unmap(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
4120 {
4121 struct da_softc *softc = (struct da_softc *)periph->softc;
4122 struct bio *bp1;
4123 uint8_t *buf = softc->unmap_buf;
4124 struct scsi_unmap_desc *d = (void *)&buf[UNMAP_HEAD_SIZE];
4125 uint64_t lba, lastlba = (uint64_t)-1;
4126 uint64_t totalcount = 0;
4127 uint64_t count;
4128 uint32_t c, lastcount = 0, ranges = 0;
4129
4130 /*
4131 * Currently this doesn't take the UNMAP
4132 * Granularity and Granularity Alignment
4133 * fields into account.
4134 *
4135 * This could result in both unoptimal unmap
4136 * requests as as well as UNMAP calls unmapping
4137 * fewer LBA's than requested.
4138 */
4139
4140 bzero(softc->unmap_buf, sizeof(softc->unmap_buf));
4141 bp1 = bp;
4142 do {
4143 /*
4144 * Note: ada and da are different in how they store the
4145 * pending bp's in a trim. ada stores all of them in the
4146 * trim_req.bps. da stores all but the first one in the
4147 * delete_run_queue. ada then completes all the bps in
4148 * its adadone() loop. da completes all the bps in the
4149 * delete_run_queue in dadone, and relies on the biodone
4150 * after to complete. This should be reconciled since there's
4151 * no real reason to do it differently. XXX
4152 */
4153 if (bp1 != bp)
4154 bioq_insert_tail(&softc->delete_run_queue, bp1);
4155 lba = bp1->bio_pblkno;
4156 count = bp1->bio_bcount / softc->params.secsize;
4157
4158 /* Try to extend the previous range. */
4159 if (lba == lastlba) {
4160 c = omin(count, UNMAP_RANGE_MAX - lastcount);
4161 lastlba += c;
4162 lastcount += c;
4163 scsi_ulto4b(lastcount, d[ranges - 1].length);
4164 count -= c;
4165 lba += c;
4166 totalcount += c;
4167 } else if ((softc->quirks & DA_Q_STRICT_UNMAP) &&
4168 softc->unmap_gran != 0) {
4169 /* Align length of the previous range. */
4170 if ((c = lastcount % softc->unmap_gran) != 0) {
4171 if (lastcount <= c) {
4172 totalcount -= lastcount;
4173 lastlba = (uint64_t)-1;
4174 lastcount = 0;
4175 ranges--;
4176 } else {
4177 totalcount -= c;
4178 lastlba -= c;
4179 lastcount -= c;
4180 scsi_ulto4b(lastcount,
4181 d[ranges - 1].length);
4182 }
4183 }
4184 /* Align beginning of the new range. */
4185 c = (lba - softc->unmap_gran_align) % softc->unmap_gran;
4186 if (c != 0) {
4187 c = softc->unmap_gran - c;
4188 if (count <= c) {
4189 count = 0;
4190 } else {
4191 lba += c;
4192 count -= c;
4193 }
4194 }
4195 }
4196
4197 while (count > 0) {
4198 c = omin(count, UNMAP_RANGE_MAX);
4199 if (totalcount + c > softc->unmap_max_lba ||
4200 ranges >= softc->unmap_max_ranges) {
4201 xpt_print(periph->path,
4202 "%s issuing short delete %ld > %ld || %d >= %d",
4203 da_delete_method_desc[softc->delete_method],
4204 totalcount + c, softc->unmap_max_lba,
4205 ranges, softc->unmap_max_ranges);
4206 break;
4207 }
4208 scsi_u64to8b(lba, d[ranges].lba);
4209 scsi_ulto4b(c, d[ranges].length);
4210 lba += c;
4211 totalcount += c;
4212 ranges++;
4213 count -= c;
4214 lastlba = lba;
4215 lastcount = c;
4216 }
4217 bp1 = cam_iosched_next_trim(softc->cam_iosched);
4218 if (bp1 == NULL)
4219 break;
4220 if (ranges >= softc->unmap_max_ranges ||
4221 totalcount + bp1->bio_bcount /
4222 softc->params.secsize > softc->unmap_max_lba) {
4223 cam_iosched_put_back_trim(softc->cam_iosched, bp1);
4224 break;
4225 }
4226 } while (1);
4227
4228 /* Align length of the last range. */
4229 if ((softc->quirks & DA_Q_STRICT_UNMAP) && softc->unmap_gran != 0 &&
4230 (c = lastcount % softc->unmap_gran) != 0) {
4231 if (lastcount <= c)
4232 ranges--;
4233 else
4234 scsi_ulto4b(lastcount - c, d[ranges - 1].length);
4235 }
4236
4237 scsi_ulto2b(ranges * 16 + 6, &buf[0]);
4238 scsi_ulto2b(ranges * 16, &buf[2]);
4239
4240 scsi_unmap(&ccb->csio,
4241 /*retries*/da_retry_count,
4242 /*cbfcnp*/dadone,
4243 /*tag_action*/MSG_SIMPLE_Q_TAG,
4244 /*byte2*/0,
4245 /*data_ptr*/ buf,
4246 /*dxfer_len*/ ranges * 16 + 8,
4247 /*sense_len*/SSD_FULL_SIZE,
4248 da_default_timeout * 1000);
4249 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
4250 ccb->ccb_h.flags |= CAM_UNLOCKED;
4251 softc->trim_count++;
4252 softc->trim_ranges += ranges;
4253 softc->trim_lbas += totalcount;
4254 cam_iosched_submit_trim(softc->cam_iosched);
4255 }
4256
4257 static void
da_delete_trim(struct cam_periph * periph,union ccb * ccb,struct bio * bp)4258 da_delete_trim(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
4259 {
4260 struct da_softc *softc = (struct da_softc *)periph->softc;
4261 struct bio *bp1;
4262 uint8_t *buf = softc->unmap_buf;
4263 uint64_t lastlba = (uint64_t)-1;
4264 uint64_t count;
4265 uint64_t lba;
4266 uint32_t lastcount = 0, c, requestcount;
4267 int ranges = 0, off, block_count;
4268
4269 bzero(softc->unmap_buf, sizeof(softc->unmap_buf));
4270 bp1 = bp;
4271 do {
4272 if (bp1 != bp)//XXX imp XXX
4273 bioq_insert_tail(&softc->delete_run_queue, bp1);
4274 lba = bp1->bio_pblkno;
4275 count = bp1->bio_bcount / softc->params.secsize;
4276 requestcount = count;
4277
4278 /* Try to extend the previous range. */
4279 if (lba == lastlba) {
4280 c = omin(count, ATA_DSM_RANGE_MAX - lastcount);
4281 lastcount += c;
4282 off = (ranges - 1) * 8;
4283 buf[off + 6] = lastcount & 0xff;
4284 buf[off + 7] = (lastcount >> 8) & 0xff;
4285 count -= c;
4286 lba += c;
4287 }
4288
4289 while (count > 0) {
4290 c = omin(count, ATA_DSM_RANGE_MAX);
4291 off = ranges * 8;
4292
4293 buf[off + 0] = lba & 0xff;
4294 buf[off + 1] = (lba >> 8) & 0xff;
4295 buf[off + 2] = (lba >> 16) & 0xff;
4296 buf[off + 3] = (lba >> 24) & 0xff;
4297 buf[off + 4] = (lba >> 32) & 0xff;
4298 buf[off + 5] = (lba >> 40) & 0xff;
4299 buf[off + 6] = c & 0xff;
4300 buf[off + 7] = (c >> 8) & 0xff;
4301 lba += c;
4302 ranges++;
4303 count -= c;
4304 lastcount = c;
4305 if (count != 0 && ranges == softc->trim_max_ranges) {
4306 xpt_print(periph->path,
4307 "%s issuing short delete %ld > %ld\n",
4308 da_delete_method_desc[softc->delete_method],
4309 requestcount,
4310 (softc->trim_max_ranges - ranges) *
4311 ATA_DSM_RANGE_MAX);
4312 break;
4313 }
4314 }
4315 lastlba = lba;
4316 bp1 = cam_iosched_next_trim(softc->cam_iosched);
4317 if (bp1 == NULL)
4318 break;
4319 if (bp1->bio_bcount / softc->params.secsize >
4320 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) {
4321 cam_iosched_put_back_trim(softc->cam_iosched, bp1);
4322 break;
4323 }
4324 } while (1);
4325
4326 block_count = howmany(ranges, ATA_DSM_BLK_RANGES);
4327 scsi_ata_trim(&ccb->csio,
4328 /*retries*/da_retry_count,
4329 /*cbfcnp*/dadone,
4330 /*tag_action*/MSG_SIMPLE_Q_TAG,
4331 block_count,
4332 /*data_ptr*/buf,
4333 /*dxfer_len*/block_count * ATA_DSM_BLK_SIZE,
4334 /*sense_len*/SSD_FULL_SIZE,
4335 da_default_timeout * 1000);
4336 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
4337 ccb->ccb_h.flags |= CAM_UNLOCKED;
4338 softc->trim_count++;
4339 softc->trim_ranges += ranges;
4340 softc->trim_lbas += block_count;
4341 cam_iosched_submit_trim(softc->cam_iosched);
4342 }
4343
4344 /*
4345 * We calculate ws_max_blks here based off d_delmaxsize instead
4346 * of using softc->ws_max_blks as it is absolute max for the
4347 * device not the protocol max which may well be lower.
4348 */
4349 static void
da_delete_ws(struct cam_periph * periph,union ccb * ccb,struct bio * bp)4350 da_delete_ws(struct cam_periph *periph, union ccb *ccb, struct bio *bp)
4351 {
4352 struct da_softc *softc;
4353 struct bio *bp1;
4354 uint64_t ws_max_blks;
4355 uint64_t lba;
4356 uint64_t count; /* forward compat with WS32 */
4357
4358 softc = (struct da_softc *)periph->softc;
4359 ws_max_blks = softc->disk->d_delmaxsize / softc->params.secsize;
4360 lba = bp->bio_pblkno;
4361 count = 0;
4362 bp1 = bp;
4363 do {
4364 if (bp1 != bp)//XXX imp XXX
4365 bioq_insert_tail(&softc->delete_run_queue, bp1);
4366 count += bp1->bio_bcount / softc->params.secsize;
4367 if (count > ws_max_blks) {
4368 xpt_print(periph->path,
4369 "%s issuing short delete %ld > %ld\n",
4370 da_delete_method_desc[softc->delete_method],
4371 count, ws_max_blks);
4372 count = omin(count, ws_max_blks);
4373 break;
4374 }
4375 bp1 = cam_iosched_next_trim(softc->cam_iosched);
4376 if (bp1 == NULL)
4377 break;
4378 if (lba + count != bp1->bio_pblkno ||
4379 count + bp1->bio_bcount /
4380 softc->params.secsize > ws_max_blks) {
4381 cam_iosched_put_back_trim(softc->cam_iosched, bp1);
4382 break;
4383 }
4384 } while (1);
4385
4386 scsi_write_same(&ccb->csio,
4387 /*retries*/da_retry_count,
4388 /*cbfcnp*/dadone,
4389 /*tag_action*/MSG_SIMPLE_Q_TAG,
4390 /*byte2*/softc->delete_method ==
4391 DA_DELETE_ZERO ? 0 : SWS_UNMAP,
4392 softc->delete_method == DA_DELETE_WS16 ? 16 : 10,
4393 /*lba*/lba,
4394 /*block_count*/count,
4395 /*data_ptr*/ __DECONST(void *, zero_region),
4396 /*dxfer_len*/ softc->params.secsize,
4397 /*sense_len*/SSD_FULL_SIZE,
4398 da_default_timeout * 1000);
4399 ccb->ccb_h.ccb_state = DA_CCB_DELETE;
4400 ccb->ccb_h.flags |= CAM_UNLOCKED;
4401 softc->trim_count++;
4402 softc->trim_ranges++;
4403 softc->trim_lbas += count;
4404 cam_iosched_submit_trim(softc->cam_iosched);
4405 }
4406
4407 static int
cmd6workaround(union ccb * ccb)4408 cmd6workaround(union ccb *ccb)
4409 {
4410 struct scsi_rw_6 cmd6;
4411 struct scsi_rw_10 *cmd10;
4412 struct da_softc *softc;
4413 uint8_t *cdb;
4414 struct bio *bp;
4415 int frozen;
4416
4417 cdb = ccb->csio.cdb_io.cdb_bytes;
4418 softc = (struct da_softc *)xpt_path_periph(ccb->ccb_h.path)->softc;
4419
4420 if (ccb->ccb_h.ccb_state == DA_CCB_DELETE) {
4421 da_delete_methods old_method = softc->delete_method;
4422
4423 /*
4424 * Typically there are two reasons for failure here
4425 * 1. Delete method was detected as supported but isn't
4426 * 2. Delete failed due to invalid params e.g. too big
4427 *
4428 * While we will attempt to choose an alternative delete method
4429 * this may result in short deletes if the existing delete
4430 * requests from geom are big for the new method chosen.
4431 *
4432 * This method assumes that the error which triggered this
4433 * will not retry the io otherwise a panic will occur
4434 */
4435 dadeleteflag(softc, old_method, 0);
4436 dadeletemethodchoose(softc, DA_DELETE_DISABLE);
4437 if (softc->delete_method == DA_DELETE_DISABLE)
4438 xpt_print(ccb->ccb_h.path,
4439 "%s failed, disabling BIO_DELETE\n",
4440 da_delete_method_desc[old_method]);
4441 else
4442 xpt_print(ccb->ccb_h.path,
4443 "%s failed, switching to %s BIO_DELETE\n",
4444 da_delete_method_desc[old_method],
4445 da_delete_method_desc[softc->delete_method]);
4446
4447 while ((bp = bioq_takefirst(&softc->delete_run_queue)) != NULL)
4448 cam_iosched_queue_work(softc->cam_iosched, bp);
4449 cam_iosched_queue_work(softc->cam_iosched,
4450 (struct bio *)ccb->ccb_h.ccb_bp);
4451 ccb->ccb_h.ccb_bp = NULL;
4452 return (0);
4453 }
4454
4455 /* Detect unsupported PREVENT ALLOW MEDIUM REMOVAL. */
4456 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 &&
4457 (*cdb == PREVENT_ALLOW) &&
4458 (softc->quirks & DA_Q_NO_PREVENT) == 0) {
4459 if (bootverbose)
4460 xpt_print(ccb->ccb_h.path,
4461 "PREVENT ALLOW MEDIUM REMOVAL not supported.\n");
4462 softc->quirks |= DA_Q_NO_PREVENT;
4463 return (0);
4464 }
4465
4466 /* Detect unsupported SYNCHRONIZE CACHE(10). */
4467 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 &&
4468 (*cdb == SYNCHRONIZE_CACHE) &&
4469 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) {
4470 if (bootverbose)
4471 xpt_print(ccb->ccb_h.path,
4472 "SYNCHRONIZE CACHE(10) not supported.\n");
4473 softc->quirks |= DA_Q_NO_SYNC_CACHE;
4474 softc->disk->d_flags &= ~DISKFLAG_CANFLUSHCACHE;
4475 return (0);
4476 }
4477
4478 /* Translation only possible if CDB is an array and cmd is R/W6 */
4479 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0 ||
4480 (*cdb != READ_6 && *cdb != WRITE_6))
4481 return 0;
4482
4483 xpt_print(ccb->ccb_h.path,
4484 "READ(6)/WRITE(6) not supported, increasing minimum_cmd_size to 10.\n");
4485 softc->minimum_cmd_size = 10;
4486
4487 bcopy(cdb, &cmd6, sizeof(struct scsi_rw_6));
4488 cmd10 = (struct scsi_rw_10 *)cdb;
4489 cmd10->opcode = (cmd6.opcode == READ_6) ? READ_10 : WRITE_10;
4490 cmd10->byte2 = 0;
4491 scsi_ulto4b(scsi_3btoul(cmd6.addr), cmd10->addr);
4492 cmd10->reserved = 0;
4493 scsi_ulto2b(cmd6.length, cmd10->length);
4494 cmd10->control = cmd6.control;
4495 ccb->csio.cdb_len = sizeof(*cmd10);
4496
4497 /* Requeue request, unfreezing queue if necessary */
4498 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0;
4499 ccb->ccb_h.status = CAM_REQUEUE_REQ;
4500 xpt_action(ccb);
4501 if (frozen) {
4502 cam_release_devq(ccb->ccb_h.path,
4503 /*relsim_flags*/0,
4504 /*reduction*/0,
4505 /*timeout*/0,
4506 /*getcount_only*/0);
4507 }
4508 return (ERESTART);
4509 }
4510
4511 static void
dazonedone(struct cam_periph * periph,union ccb * ccb)4512 dazonedone(struct cam_periph *periph, union ccb *ccb)
4513 {
4514 struct da_softc *softc;
4515 struct bio *bp;
4516
4517 softc = periph->softc;
4518 bp = (struct bio *)ccb->ccb_h.ccb_bp;
4519
4520 switch (bp->bio_zone.zone_cmd) {
4521 case DISK_ZONE_OPEN:
4522 case DISK_ZONE_CLOSE:
4523 case DISK_ZONE_FINISH:
4524 case DISK_ZONE_RWP:
4525 break;
4526 case DISK_ZONE_REPORT_ZONES: {
4527 uint32_t avail_len;
4528 struct disk_zone_report *rep;
4529 struct scsi_report_zones_hdr *hdr;
4530 struct scsi_report_zones_desc *desc;
4531 struct disk_zone_rep_entry *entry;
4532 uint32_t hdr_len, num_avail;
4533 uint32_t num_to_fill, i;
4534 int ata;
4535
4536 rep = &bp->bio_zone.zone_params.report;
4537 avail_len = ccb->csio.dxfer_len - ccb->csio.resid;
4538 /*
4539 * Note that bio_resid isn't normally used for zone
4540 * commands, but it is used by devstat_end_transaction_bio()
4541 * to determine how much data was transferred. Because
4542 * the size of the SCSI/ATA data structures is different
4543 * than the size of the BIO interface structures, the
4544 * amount of data actually transferred from the drive will
4545 * be different than the amount of data transferred to
4546 * the user.
4547 */
4548 bp->bio_resid = ccb->csio.resid;
4549 hdr = (struct scsi_report_zones_hdr *)ccb->csio.data_ptr;
4550 if (avail_len < sizeof(*hdr)) {
4551 /*
4552 * Is there a better error than EIO here? We asked
4553 * for at least the header, and we got less than
4554 * that.
4555 */
4556 bp->bio_error = EIO;
4557 bp->bio_flags |= BIO_ERROR;
4558 bp->bio_resid = bp->bio_bcount;
4559 break;
4560 }
4561
4562 if (softc->zone_interface == DA_ZONE_IF_ATA_PASS)
4563 ata = 1;
4564 else
4565 ata = 0;
4566
4567 hdr_len = ata ? le32dec(hdr->length) :
4568 scsi_4btoul(hdr->length);
4569 if (hdr_len > 0)
4570 rep->entries_available = hdr_len / sizeof(*desc);
4571 else
4572 rep->entries_available = 0;
4573 /*
4574 * NOTE: using the same values for the BIO version of the
4575 * same field as the SCSI/ATA values. This means we could
4576 * get some additional values that aren't defined in bio.h
4577 * if more values of the same field are defined later.
4578 */
4579 rep->header.same = hdr->byte4 & SRZ_SAME_MASK;
4580 rep->header.maximum_lba = ata ? le64dec(hdr->maximum_lba) :
4581 scsi_8btou64(hdr->maximum_lba);
4582 /*
4583 * If the drive reports no entries that match the query,
4584 * we're done.
4585 */
4586 if (hdr_len == 0) {
4587 rep->entries_filled = 0;
4588 break;
4589 }
4590
4591 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc),
4592 hdr_len / sizeof(*desc));
4593 /*
4594 * If the drive didn't return any data, then we're done.
4595 */
4596 if (num_avail == 0) {
4597 rep->entries_filled = 0;
4598 break;
4599 }
4600
4601 num_to_fill = min(num_avail, rep->entries_allocated);
4602 /*
4603 * If the user didn't allocate any entries for us to fill,
4604 * we're done.
4605 */
4606 if (num_to_fill == 0) {
4607 rep->entries_filled = 0;
4608 break;
4609 }
4610
4611 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0];
4612 i < num_to_fill; i++, desc++, entry++) {
4613 /*
4614 * NOTE: we're mapping the values here directly
4615 * from the SCSI/ATA bit definitions to the bio.h
4616 * definitions. There is also a warning in
4617 * disk_zone.h, but the impact is that if
4618 * additional values are added in the SCSI/ATA
4619 * specs these will be visible to consumers of
4620 * this interface.
4621 */
4622 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK;
4623 entry->zone_condition =
4624 (desc->zone_flags & SRZ_ZONE_COND_MASK) >>
4625 SRZ_ZONE_COND_SHIFT;
4626 entry->zone_flags |= desc->zone_flags &
4627 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET);
4628 entry->zone_length =
4629 ata ? le64dec(desc->zone_length) :
4630 scsi_8btou64(desc->zone_length);
4631 entry->zone_start_lba =
4632 ata ? le64dec(desc->zone_start_lba) :
4633 scsi_8btou64(desc->zone_start_lba);
4634 entry->write_pointer_lba =
4635 ata ? le64dec(desc->write_pointer_lba) :
4636 scsi_8btou64(desc->write_pointer_lba);
4637 }
4638 rep->entries_filled = num_to_fill;
4639 break;
4640 }
4641 case DISK_ZONE_GET_PARAMS:
4642 default:
4643 /*
4644 * In theory we should not get a GET_PARAMS bio, since it
4645 * should be handled without queueing the command to the
4646 * drive.
4647 */
4648 panic("%s: Invalid zone command %d", __func__,
4649 bp->bio_zone.zone_cmd);
4650 break;
4651 }
4652
4653 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES)
4654 free(ccb->csio.data_ptr, M_SCSIDA);
4655 }
4656
4657 static void
dadone(struct cam_periph * periph,union ccb * done_ccb)4658 dadone(struct cam_periph *periph, union ccb *done_ccb)
4659 {
4660 struct bio *bp, *bp1;
4661 struct da_softc *softc;
4662 struct ccb_scsiio *csio;
4663 da_ccb_state state;
4664
4665 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone\n"));
4666
4667 softc = (struct da_softc *)periph->softc;
4668 csio = &done_ccb->csio;
4669
4670 #if defined(BUF_TRACKING) || defined(FULL_BUF_TRACKING)
4671 if (csio->bio != NULL)
4672 biotrack(csio->bio, __func__);
4673 #endif
4674 state = csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK;
4675
4676 cam_periph_lock(periph);
4677 bp = (struct bio *)done_ccb->ccb_h.ccb_bp;
4678 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
4679 int error;
4680 int sf;
4681
4682 if ((csio->ccb_h.ccb_state & DA_CCB_RETRY_UA) != 0)
4683 sf = SF_RETRY_UA;
4684 else
4685 sf = 0;
4686
4687 error = daerror(done_ccb, CAM_RETRY_SELTO, sf);
4688 if (error == ERESTART) {
4689 /* A retry was scheduled, so just return. */
4690 cam_periph_unlock(periph);
4691 return;
4692 }
4693 /*
4694 * refresh bp, since cmd6workaround may set it to NULL when
4695 * there's no delete methos available since it pushes the bp
4696 * back onto the work queue to reschedule it (since different
4697 * delete methods have different size limitations).
4698 */
4699 bp = (struct bio *)done_ccb->ccb_h.ccb_bp;
4700 if (error != 0) {
4701 bool pack_invalid =
4702 (softc->flags & DA_FLAG_PACK_INVALID) != 0;
4703
4704 if (error == ENXIO && !pack_invalid) {
4705 /*
4706 * ENXIO flags ASC/ASCQ codes for either media
4707 * missing, or the drive being extremely
4708 * unhealthy. Invalidate peripheral on this
4709 * catestrophic error when the pack is valid
4710 * since we set the pack invalid bit only for
4711 * the few ASC/ASCQ codes indicating missing
4712 * media. The invalidation will flush any
4713 * queued I/O and short-circuit retries for
4714 * other I/O. We only invalidate the da device
4715 * so the passX device remains for recovery and
4716 * diagnostics.
4717 *
4718 * While we do also set the pack invalid bit
4719 * after invalidating the peripheral, the
4720 * pending I/O will have been flushed then with
4721 * no new I/O starting, so this 'edge' case
4722 * doesn't matter.
4723 */
4724 xpt_print(periph->path, "Invalidating pack\n");
4725 cam_periph_invalidate(periph);
4726 } else {
4727 /*
4728 * Return all queued I/O with EIO, so that the
4729 * client can retry these I/Os in the proper
4730 * order should it attempt to recover. When the
4731 * pack is invalid, fail all I/O with ENXIO
4732 * since we can't assume when the media returns
4733 * it's the same media and we force a trip
4734 * through daclose / daopen and the client won't
4735 * retry.
4736 */
4737 cam_iosched_flush(softc->cam_iosched, NULL,
4738 pack_invalid ? ENXIO : EIO);
4739 }
4740 if (bp != NULL) {
4741 bp->bio_error = error;
4742 bp->bio_resid = bp->bio_bcount;
4743 bp->bio_flags |= BIO_ERROR;
4744 }
4745 } else if (bp != NULL) {
4746 if (state == DA_CCB_DELETE)
4747 bp->bio_resid = 0;
4748 else
4749 bp->bio_resid = csio->resid;
4750 bp->bio_error = 0;
4751 if (bp->bio_resid != 0)
4752 bp->bio_flags |= BIO_ERROR;
4753 }
4754 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
4755 cam_release_devq(done_ccb->ccb_h.path,
4756 /*relsim_flags*/0,
4757 /*reduction*/0,
4758 /*timeout*/0,
4759 /*getcount_only*/0);
4760 } else if (bp != NULL) {
4761 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
4762 panic("REQ_CMP with QFRZN");
4763 if (bp->bio_cmd == BIO_ZONE)
4764 dazonedone(periph, done_ccb);
4765 else if (state == DA_CCB_DELETE)
4766 bp->bio_resid = 0;
4767 else
4768 bp->bio_resid = csio->resid;
4769 if ((csio->resid > 0) && (bp->bio_cmd != BIO_ZONE))
4770 bp->bio_flags |= BIO_ERROR;
4771 if (softc->error_inject != 0) {
4772 bp->bio_error = softc->error_inject;
4773 bp->bio_resid = bp->bio_bcount;
4774 bp->bio_flags |= BIO_ERROR;
4775 softc->error_inject = 0;
4776 }
4777 }
4778
4779 if (bp != NULL)
4780 biotrack(bp, __func__);
4781 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le);
4782 if (LIST_EMPTY(&softc->pending_ccbs))
4783 softc->flags |= DA_FLAG_WAS_OTAG;
4784
4785 /*
4786 * We need to call cam_iosched before we call biodone so that we don't
4787 * measure any activity that happens in the completion routine, which in
4788 * the case of sendfile can be quite extensive. Release the periph
4789 * refcount taken in dastart() for each CCB.
4790 */
4791 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb);
4792 xpt_release_ccb(done_ccb);
4793 KASSERT(softc->refcount >= 1, ("dadone softc %p refcount %d", softc, softc->refcount));
4794 softc->refcount--;
4795 if (state == DA_CCB_DELETE) {
4796 TAILQ_HEAD(, bio) queue;
4797
4798 TAILQ_INIT(&queue);
4799 TAILQ_CONCAT(&queue, &softc->delete_run_queue.queue, bio_queue);
4800 softc->delete_run_queue.insert_point = NULL;
4801 /*
4802 * Normally, the xpt_release_ccb() above would make sure
4803 * that when we have more work to do, that work would
4804 * get kicked off. However, we specifically keep
4805 * delete_running set to 0 before the call above to
4806 * allow other I/O to progress when many BIO_DELETE
4807 * requests are pushed down. We set delete_running to 0
4808 * and call daschedule again so that we don't stall if
4809 * there are no other I/Os pending apart from BIO_DELETEs.
4810 */
4811 cam_iosched_trim_done(softc->cam_iosched);
4812 daschedule(periph);
4813 cam_periph_unlock(periph);
4814 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) {
4815 TAILQ_REMOVE(&queue, bp1, bio_queue);
4816 bp1->bio_error = bp->bio_error;
4817 if (bp->bio_flags & BIO_ERROR) {
4818 bp1->bio_flags |= BIO_ERROR;
4819 bp1->bio_resid = bp1->bio_bcount;
4820 } else
4821 bp1->bio_resid = 0;
4822 biodone(bp1);
4823 }
4824 } else {
4825 daschedule(periph);
4826 cam_periph_unlock(periph);
4827 }
4828 if (bp != NULL)
4829 biodone(bp);
4830 return;
4831 }
4832
4833 static void
dadone_probewp(struct cam_periph * periph,union ccb * done_ccb)4834 dadone_probewp(struct cam_periph *periph, union ccb *done_ccb)
4835 {
4836 struct da_softc *softc;
4837 struct ccb_scsiio *csio;
4838 uint32_t priority;
4839
4840 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probewp\n"));
4841
4842 softc = (struct da_softc *)periph->softc;
4843 priority = done_ccb->ccb_h.pinfo.priority;
4844 csio = &done_ccb->csio;
4845
4846 cam_periph_assert(periph, MA_OWNED);
4847
4848 KASSERT(softc->state == DA_STATE_PROBE_WP,
4849 ("State (%d) not PROBE_WP in dadone_probewp, periph %p ccb %p",
4850 softc->state, periph, done_ccb));
4851 KASSERT((csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK) == DA_CCB_PROBE_WP,
4852 ("CCB State (%lu) not PROBE_WP in dadone_probewp, periph %p ccb %p",
4853 (unsigned long)csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK, periph,
4854 done_ccb));
4855
4856 if (cam_ccb_status(done_ccb) == CAM_REQ_CMP) {
4857 int len, off;
4858 uint8_t dev_spec;
4859
4860 if (csio->cdb_len > 6) {
4861 struct scsi_mode_header_10 *mh =
4862 (struct scsi_mode_header_10 *)csio->data_ptr;
4863 len = 2 + scsi_2btoul(mh->data_length);
4864 off = sizeof(*mh) + scsi_2btoul(mh->blk_desc_len);
4865 dev_spec = mh->dev_spec;
4866 } else {
4867 struct scsi_mode_header_6 *mh =
4868 (struct scsi_mode_header_6 *)csio->data_ptr;
4869 len = 1 + mh->data_length;
4870 off = sizeof(*mh) + mh->blk_desc_len;
4871 dev_spec = mh->dev_spec;
4872 }
4873 if ((dev_spec & 0x80) != 0)
4874 softc->disk->d_flags |= DISKFLAG_WRITE_PROTECT;
4875 else
4876 softc->disk->d_flags &= ~DISKFLAG_WRITE_PROTECT;
4877
4878 /* Next time request only the first of returned mode pages. */
4879 if (off < len && off < csio->dxfer_len - csio->resid)
4880 softc->mode_page = csio->data_ptr[off] & SMPH_PC_MASK;
4881 } else {
4882 int error;
4883
4884 error = daerror(done_ccb, CAM_RETRY_SELTO,
4885 SF_RETRY_UA|SF_NO_PRINT);
4886 if (error == ERESTART)
4887 return;
4888 else if (error != 0) {
4889 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
4890 /* Don't wedge this device's queue */
4891 cam_release_devq(done_ccb->ccb_h.path,
4892 /*relsim_flags*/0,
4893 /*reduction*/0,
4894 /*timeout*/0,
4895 /*getcount_only*/0);
4896 }
4897
4898 /* We don't depend on it, so don't try again. */
4899 softc->mode_page = -1;
4900 }
4901 }
4902
4903 free(csio->data_ptr, M_SCSIDA);
4904 if ((softc->flags & DA_FLAG_CAN_RC16) != 0)
4905 softc->state = DA_STATE_PROBE_RC16;
4906 else
4907 softc->state = DA_STATE_PROBE_RC;
4908 xpt_release_ccb(done_ccb);
4909 xpt_schedule(periph, priority);
4910 return;
4911 }
4912
4913 static void
dadone_proberc(struct cam_periph * periph,union ccb * done_ccb)4914 dadone_proberc(struct cam_periph *periph, union ccb *done_ccb)
4915 {
4916 struct scsi_read_capacity_data *rdcap;
4917 struct scsi_read_capacity_data_long *rcaplong;
4918 struct da_softc *softc;
4919 struct ccb_scsiio *csio;
4920 da_ccb_state state;
4921 char *announce_buf;
4922 uint32_t priority;
4923 int n;
4924
4925 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_proberc\n"));
4926
4927 softc = (struct da_softc *)periph->softc;
4928 priority = done_ccb->ccb_h.pinfo.priority;
4929 csio = &done_ccb->csio;
4930 state = csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK;
4931
4932 KASSERT(softc->state == DA_STATE_PROBE_RC || softc->state == DA_STATE_PROBE_RC16,
4933 ("State (%d) not PROBE_RC* in dadone_proberc, periph %p ccb %p",
4934 softc->state, periph, done_ccb));
4935 KASSERT(state == DA_CCB_PROBE_RC || state == DA_CCB_PROBE_RC16,
4936 ("CCB State (%lu) not PROBE_RC* in dadone_probewp, periph %p ccb %p",
4937 (unsigned long)state, periph, done_ccb));
4938
4939 rdcap = NULL;
4940 rcaplong = NULL;
4941 /* XXX TODO: can this be a malloc? */
4942 announce_buf = softc->announce_temp;
4943 bzero(announce_buf, DA_ANNOUNCETMP_SZ);
4944
4945 if (state == DA_CCB_PROBE_RC)
4946 rdcap =(struct scsi_read_capacity_data *)csio->data_ptr;
4947 else
4948 rcaplong = (struct scsi_read_capacity_data_long *)
4949 csio->data_ptr;
4950
4951 cam_periph_assert(periph, MA_OWNED);
4952
4953 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
4954 struct disk_params *dp;
4955 uint32_t block_size;
4956 uint64_t maxsector;
4957 u_int lalba; /* Lowest aligned LBA. */
4958
4959 if (state == DA_CCB_PROBE_RC) {
4960 block_size = scsi_4btoul(rdcap->length);
4961 maxsector = scsi_4btoul(rdcap->addr);
4962 lalba = 0;
4963
4964 /*
4965 * According to SBC-2, if the standard 10
4966 * byte READ CAPACITY command returns 2^32,
4967 * we should issue the 16 byte version of
4968 * the command, since the device in question
4969 * has more sectors than can be represented
4970 * with the short version of the command.
4971 */
4972 if (maxsector == 0xffffffff) {
4973 free(rdcap, M_SCSIDA);
4974 softc->state = DA_STATE_PROBE_RC16;
4975 xpt_release_ccb(done_ccb);
4976 xpt_schedule(periph, priority);
4977 return;
4978 }
4979 } else {
4980 block_size = scsi_4btoul(rcaplong->length);
4981 maxsector = scsi_8btou64(rcaplong->addr);
4982 lalba = scsi_2btoul(rcaplong->lalba_lbp);
4983 }
4984
4985 /*
4986 * Because GEOM code just will panic us if we
4987 * give them an 'illegal' value we'll avoid that
4988 * here.
4989 */
4990 if (block_size == 0) {
4991 block_size = 512;
4992 if (maxsector == 0)
4993 maxsector = -1;
4994 }
4995 if (block_size >= maxphys) {
4996 xpt_print(periph->path,
4997 "unsupportable block size %ju\n",
4998 (uintmax_t) block_size);
4999 announce_buf = NULL;
5000 cam_periph_invalidate(periph);
5001 } else {
5002 /*
5003 * We pass rcaplong into dasetgeom(),
5004 * because it will only use it if it is
5005 * non-NULL.
5006 */
5007 dasetgeom(periph, block_size, maxsector,
5008 rcaplong, sizeof(*rcaplong));
5009 if ((lalba & SRC16_LBPME_A) != 0 &&
5010 (softc->quirks & DA_Q_NO_UNMAP) == 0)
5011 softc->flags |= DA_FLAG_LBP;
5012 dp = &softc->params;
5013 n = snprintf(announce_buf, DA_ANNOUNCETMP_SZ,
5014 "%juMB (%ju %u byte sectors",
5015 ((uintmax_t)dp->secsize * dp->sectors) /
5016 (1024 * 1024),
5017 (uintmax_t)dp->sectors, dp->secsize);
5018 if (softc->p_type != 0) {
5019 n += snprintf(announce_buf + n,
5020 DA_ANNOUNCETMP_SZ - n,
5021 ", DIF type %d", softc->p_type);
5022 }
5023 snprintf(announce_buf + n, DA_ANNOUNCETMP_SZ - n, ")");
5024 }
5025 } else {
5026 int error;
5027
5028 /*
5029 * Retry any UNIT ATTENTION type errors. They
5030 * are expected at boot.
5031 */
5032 error = daerror(done_ccb, CAM_RETRY_SELTO,
5033 SF_RETRY_UA|SF_NO_PRINT);
5034 if (error == ERESTART) {
5035 /*
5036 * A retry was scheuled, so
5037 * just return.
5038 */
5039 return;
5040 } else if (error != 0) {
5041 int asc, ascq;
5042 int sense_key, error_code;
5043 int have_sense;
5044 cam_status status;
5045 struct ccb_getdev cgd;
5046
5047 /* Don't wedge this device's queue */
5048 status = done_ccb->ccb_h.status;
5049 if ((status & CAM_DEV_QFRZN) != 0)
5050 cam_release_devq(done_ccb->ccb_h.path,
5051 /*relsim_flags*/0,
5052 /*reduction*/0,
5053 /*timeout*/0,
5054 /*getcount_only*/0);
5055
5056 xpt_gdev_type(&cgd, done_ccb->ccb_h.path);
5057
5058 if (scsi_extract_sense_ccb(done_ccb,
5059 &error_code, &sense_key, &asc, &ascq))
5060 have_sense = TRUE;
5061 else
5062 have_sense = FALSE;
5063
5064 /*
5065 * If we tried READ CAPACITY(16) and failed,
5066 * fallback to READ CAPACITY(10).
5067 */
5068 if ((state == DA_CCB_PROBE_RC16) &&
5069 (softc->flags & DA_FLAG_CAN_RC16) &&
5070 (((csio->ccb_h.status & CAM_STATUS_MASK) ==
5071 CAM_REQ_INVALID) ||
5072 ((have_sense) &&
5073 (error_code == SSD_CURRENT_ERROR ||
5074 error_code == SSD_DESC_CURRENT_ERROR) &&
5075 (sense_key == SSD_KEY_ILLEGAL_REQUEST)))) {
5076 cam_periph_assert(periph, MA_OWNED);
5077 softc->flags &= ~DA_FLAG_CAN_RC16;
5078 free(rdcap, M_SCSIDA);
5079 softc->state = DA_STATE_PROBE_RC;
5080 xpt_release_ccb(done_ccb);
5081 xpt_schedule(periph, priority);
5082 return;
5083 }
5084
5085 /*
5086 * Attach to anything that claims to be a direct access
5087 * or optical disk device, as long as it doesn't return
5088 * a "Logical unit not supported" (25/0) error.
5089 * "Internal Target Failure" (44/0) is also special and
5090 * typically means that the device is a SATA drive
5091 * behind a SATL translation that's fallen into a
5092 * terminally fatal state.
5093 *
5094 * 4/2 happens on some HGST drives that are quite
5095 * ill. We've already sent the start unit command (for
5096 * which we ignore a 44/0 asc/ascq, which I'm hesitant
5097 * to change since it's so basic and there's other error
5098 * conditions to the START UNIT we should ignore). So to
5099 * require initialization at this point when it should
5100 * be fine implies to me, at least, that we should
5101 * invalidate. Since we do read capacity in geom tasting
5102 * a lot, and since this timeout is long, this leads to
5103 * up to a 10 minute delay in booting.
5104 *
5105 * 4/2: LOGICAL UNIT NOT READY, INITIALIZING COMMAND REQUIRED
5106 * 25/0: LOGICAL UNIT NOT SUPPORTED
5107 * 44/0: INTERNAL TARGET FAILURE
5108 * 44/1: PERSISTENT RESERVATION INFORMATION LOST
5109 * 44/71: ATA DEVICE FAILED SET FEATURES
5110 */
5111 if ((have_sense)
5112 && (asc != 0x25) && (asc != 0x44)
5113 && (asc != 0x04 || ascq != 0x02)
5114 && (error_code == SSD_CURRENT_ERROR
5115 || error_code == SSD_DESC_CURRENT_ERROR)) {
5116 const char *sense_key_desc;
5117 const char *asc_desc;
5118
5119 dasetgeom(periph, 512, -1, NULL, 0);
5120 scsi_sense_desc(sense_key, asc, ascq,
5121 &cgd.inq_data, &sense_key_desc,
5122 &asc_desc);
5123 snprintf(announce_buf, DA_ANNOUNCETMP_SZ,
5124 "Attempt to query device size failed: %s, %s",
5125 sense_key_desc, asc_desc);
5126 } else {
5127 if (have_sense)
5128 scsi_sense_print(&done_ccb->csio);
5129 else {
5130 xpt_print(periph->path,
5131 "got CAM status %#x\n",
5132 done_ccb->ccb_h.status);
5133 }
5134 xpt_print(periph->path,
5135 "fatal error, failed to attach to device\n");
5136
5137 announce_buf = NULL;
5138
5139 /*
5140 * Free up resources.
5141 */
5142 cam_periph_invalidate(periph);
5143 }
5144 }
5145 }
5146 free(csio->data_ptr, M_SCSIDA);
5147
5148 if ((periph->flags & CAM_PERIPH_INVALID) != 0) {
5149 daprobedone(periph, done_ccb);
5150 return;
5151 }
5152
5153 if (announce_buf != NULL &&
5154 ((softc->flags & DA_FLAG_ANNOUNCED) == 0)) {
5155 struct sbuf sb;
5156
5157 sbuf_new(&sb, softc->announcebuf, DA_ANNOUNCE_SZ,
5158 SBUF_FIXEDLEN);
5159 xpt_announce_periph_sbuf(periph, &sb, announce_buf);
5160 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks,
5161 DA_Q_BIT_STRING);
5162 sbuf_finish(&sb);
5163 sbuf_putbuf(&sb);
5164
5165 /*
5166 * Create our sysctl variables, now that we know
5167 * we have successfully attached.
5168 */
5169 /* increase the refcount */
5170 if (da_periph_acquire(periph, DA_REF_SYSCTL) == 0) {
5171 taskqueue_enqueue(taskqueue_thread,
5172 &softc->sysctl_task);
5173 } else {
5174 /* XXX This message is useless! */
5175 xpt_print(periph->path,
5176 "fatal error, could not acquire reference count\n");
5177 }
5178 }
5179
5180 /* We already probed the device. */
5181 if (softc->flags & DA_FLAG_PROBED) {
5182 daprobedone(periph, done_ccb);
5183 return;
5184 }
5185
5186 softc->state = DA_STATE_PROBE_CACHE;
5187 xpt_release_ccb(done_ccb);
5188 xpt_schedule(periph, priority);
5189 return;
5190 }
5191
5192 static void
dadone_probelbp(struct cam_periph * periph,union ccb * done_ccb)5193 dadone_probelbp(struct cam_periph *periph, union ccb *done_ccb)
5194 {
5195 struct scsi_vpd_logical_block_prov *lbp;
5196 struct da_softc *softc;
5197 struct ccb_scsiio *csio;
5198 uint32_t priority;
5199
5200 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probelbp\n"));
5201
5202 softc = (struct da_softc *)periph->softc;
5203 priority = done_ccb->ccb_h.pinfo.priority;
5204 csio = &done_ccb->csio;
5205 lbp = (struct scsi_vpd_logical_block_prov *)csio->data_ptr;
5206
5207 cam_periph_assert(periph, MA_OWNED);
5208
5209 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5210 /*
5211 * T10/1799-D Revision 31 states at least one of these
5212 * must be supported but we don't currently enforce this.
5213 */
5214 dadeleteflag(softc, DA_DELETE_WS16,
5215 (lbp->flags & SVPD_LBP_WS16));
5216 dadeleteflag(softc, DA_DELETE_WS10,
5217 (lbp->flags & SVPD_LBP_WS10));
5218 dadeleteflag(softc, DA_DELETE_UNMAP,
5219 (lbp->flags & SVPD_LBP_UNMAP));
5220 } else {
5221 int error;
5222 error = daerror(done_ccb, CAM_RETRY_SELTO,
5223 SF_RETRY_UA|SF_NO_PRINT);
5224 if (error == ERESTART)
5225 return;
5226 else if (error != 0) {
5227 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5228 /* Don't wedge this device's queue */
5229 cam_release_devq(done_ccb->ccb_h.path,
5230 /*relsim_flags*/0,
5231 /*reduction*/0,
5232 /*timeout*/0,
5233 /*getcount_only*/0);
5234 }
5235
5236 /*
5237 * Failure indicates we don't support any SBC-3
5238 * delete methods with UNMAP
5239 */
5240 }
5241 }
5242
5243 free(lbp, M_SCSIDA);
5244 softc->state = DA_STATE_PROBE_BLK_LIMITS;
5245 xpt_release_ccb(done_ccb);
5246 xpt_schedule(periph, priority);
5247 return;
5248 }
5249
5250 static void
dadone_probeblklimits(struct cam_periph * periph,union ccb * done_ccb)5251 dadone_probeblklimits(struct cam_periph *periph, union ccb *done_ccb)
5252 {
5253 struct scsi_vpd_block_limits *block_limits;
5254 struct da_softc *softc;
5255 struct ccb_scsiio *csio;
5256 uint32_t priority;
5257
5258 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeblklimits\n"));
5259
5260 softc = (struct da_softc *)periph->softc;
5261 priority = done_ccb->ccb_h.pinfo.priority;
5262 csio = &done_ccb->csio;
5263 block_limits = (struct scsi_vpd_block_limits *)csio->data_ptr;
5264
5265 cam_periph_assert(periph, MA_OWNED);
5266
5267 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5268 uint32_t max_txfer_len = scsi_4btoul(
5269 block_limits->max_txfer_len);
5270 uint32_t max_unmap_lba_cnt = scsi_4btoul(
5271 block_limits->max_unmap_lba_cnt);
5272 uint32_t max_unmap_blk_cnt = scsi_4btoul(
5273 block_limits->max_unmap_blk_cnt);
5274 uint32_t unmap_gran = scsi_4btoul(
5275 block_limits->opt_unmap_grain);
5276 uint32_t unmap_gran_align = scsi_4btoul(
5277 block_limits->unmap_grain_align);
5278 uint64_t ws_max_blks = scsi_8btou64(
5279 block_limits->max_write_same_length);
5280
5281 if (max_txfer_len != 0) {
5282 softc->disk->d_maxsize = MIN(softc->maxio,
5283 (off_t)max_txfer_len * softc->params.secsize);
5284 }
5285
5286 /*
5287 * We should already support UNMAP but we check lba
5288 * and block count to be sure
5289 */
5290 if (max_unmap_lba_cnt != 0x00L &&
5291 max_unmap_blk_cnt != 0x00L) {
5292 softc->unmap_max_lba = max_unmap_lba_cnt;
5293 softc->unmap_max_ranges = min(max_unmap_blk_cnt,
5294 UNMAP_MAX_RANGES);
5295 if (unmap_gran > 1) {
5296 softc->unmap_gran = unmap_gran;
5297 if (unmap_gran_align & 0x80000000) {
5298 softc->unmap_gran_align =
5299 unmap_gran_align & 0x7fffffff;
5300 }
5301 }
5302 } else {
5303 /*
5304 * Unexpected UNMAP limits which means the
5305 * device doesn't actually support UNMAP
5306 */
5307 dadeleteflag(softc, DA_DELETE_UNMAP, 0);
5308 }
5309
5310 if (ws_max_blks != 0x00L)
5311 softc->ws_max_blks = ws_max_blks;
5312 } else {
5313 int error;
5314 error = daerror(done_ccb, CAM_RETRY_SELTO,
5315 SF_RETRY_UA|SF_NO_PRINT);
5316 if (error == ERESTART)
5317 return;
5318 else if (error != 0) {
5319 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5320 /* Don't wedge this device's queue */
5321 cam_release_devq(done_ccb->ccb_h.path,
5322 /*relsim_flags*/0,
5323 /*reduction*/0,
5324 /*timeout*/0,
5325 /*getcount_only*/0);
5326 }
5327
5328 /*
5329 * Failure here doesn't mean UNMAP is not
5330 * supported as this is an optional page.
5331 */
5332 softc->unmap_max_lba = 1;
5333 softc->unmap_max_ranges = 1;
5334 }
5335 }
5336
5337 free(block_limits, M_SCSIDA);
5338 softc->state = DA_STATE_PROBE_BDC;
5339 xpt_release_ccb(done_ccb);
5340 xpt_schedule(periph, priority);
5341 return;
5342 }
5343
5344 static void
dadone_probebdc(struct cam_periph * periph,union ccb * done_ccb)5345 dadone_probebdc(struct cam_periph *periph, union ccb *done_ccb)
5346 {
5347 struct scsi_vpd_block_device_characteristics *bdc;
5348 struct da_softc *softc;
5349 struct ccb_scsiio *csio;
5350 uint32_t priority;
5351
5352 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probebdc\n"));
5353
5354 softc = (struct da_softc *)periph->softc;
5355 priority = done_ccb->ccb_h.pinfo.priority;
5356 csio = &done_ccb->csio;
5357 bdc = (struct scsi_vpd_block_device_characteristics *)csio->data_ptr;
5358
5359 cam_periph_assert(periph, MA_OWNED);
5360
5361 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5362 uint32_t valid_len;
5363
5364 /*
5365 * Disable queue sorting for non-rotational media
5366 * by default.
5367 */
5368 uint16_t old_rate = softc->disk->d_rotation_rate;
5369
5370 valid_len = csio->dxfer_len - csio->resid;
5371 if (SBDC_IS_PRESENT(bdc, valid_len,
5372 medium_rotation_rate)) {
5373 softc->disk->d_rotation_rate =
5374 scsi_2btoul(bdc->medium_rotation_rate);
5375 if (softc->disk->d_rotation_rate == SVPD_NON_ROTATING) {
5376 cam_iosched_set_sort_queue(
5377 softc->cam_iosched, 0);
5378 softc->flags &= ~DA_FLAG_ROTATING;
5379 }
5380 if (softc->disk->d_rotation_rate != old_rate) {
5381 disk_attr_changed(softc->disk,
5382 "GEOM::rotation_rate", M_NOWAIT);
5383 }
5384 }
5385 if ((SBDC_IS_PRESENT(bdc, valid_len, flags))
5386 && (softc->zone_mode == DA_ZONE_NONE)) {
5387 int ata_proto;
5388
5389 if (scsi_vpd_supported_page(periph,
5390 SVPD_ATA_INFORMATION))
5391 ata_proto = 1;
5392 else
5393 ata_proto = 0;
5394
5395 /*
5396 * The Zoned field will only be set for
5397 * Drive Managed and Host Aware drives. If
5398 * they are Host Managed, the device type
5399 * in the standard INQUIRY data should be
5400 * set to T_ZBC_HM (0x14).
5401 */
5402 if ((bdc->flags & SVPD_ZBC_MASK) ==
5403 SVPD_HAW_ZBC) {
5404 softc->zone_mode = DA_ZONE_HOST_AWARE;
5405 softc->zone_interface = (ata_proto) ?
5406 DA_ZONE_IF_ATA_SAT : DA_ZONE_IF_SCSI;
5407 } else if ((bdc->flags & SVPD_ZBC_MASK) ==
5408 SVPD_DM_ZBC) {
5409 softc->zone_mode =DA_ZONE_DRIVE_MANAGED;
5410 softc->zone_interface = (ata_proto) ?
5411 DA_ZONE_IF_ATA_SAT : DA_ZONE_IF_SCSI;
5412 } else if ((bdc->flags & SVPD_ZBC_MASK) !=
5413 SVPD_ZBC_NR) {
5414 xpt_print(periph->path, "Unknown zoned type %#x",
5415 bdc->flags & SVPD_ZBC_MASK);
5416 }
5417 }
5418 } else {
5419 int error;
5420 error = daerror(done_ccb, CAM_RETRY_SELTO,
5421 SF_RETRY_UA|SF_NO_PRINT);
5422 if (error == ERESTART)
5423 return;
5424 else if (error != 0) {
5425 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5426 /* Don't wedge this device's queue */
5427 cam_release_devq(done_ccb->ccb_h.path,
5428 /*relsim_flags*/0,
5429 /*reduction*/0,
5430 /*timeout*/0,
5431 /*getcount_only*/0);
5432 }
5433 }
5434 }
5435
5436 free(bdc, M_SCSIDA);
5437 softc->state = DA_STATE_PROBE_ATA;
5438 xpt_release_ccb(done_ccb);
5439 xpt_schedule(periph, priority);
5440 return;
5441 }
5442
5443 static void
dadone_probecache(struct cam_periph * periph,union ccb * done_ccb)5444 dadone_probecache(struct cam_periph *periph, union ccb *done_ccb)
5445 {
5446 struct da_softc *softc;
5447 struct ccb_scsiio *csio;
5448 uint32_t priority;
5449 struct scsi_mode_header_6 *sense_hdr;
5450 struct scsi_caching_page *cache_page;
5451
5452 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probecache\n"));
5453
5454 softc = (struct da_softc *)periph->softc;
5455 priority = done_ccb->ccb_h.pinfo.priority;
5456 csio = &done_ccb->csio;
5457 sense_hdr = (struct scsi_mode_header_6 *)csio->data_ptr;
5458 cache_page = (struct scsi_caching_page *)(csio->data_ptr +
5459 sizeof(struct scsi_mode_header_6) + sense_hdr->blk_desc_len);
5460
5461 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5462 /*
5463 * Sanity check different fields of the data. We make sure
5464 * there's enough data, in total, and that the page part of the
5465 * data is long enough and that the page number is correct. Some
5466 * devices will return sense data as if we'd requested page 0x3f
5467 * always, for exmaple, and those devices can't be trusted
5468 * (which is why we don't walk the list of pages or try to
5469 * request a bigger buffer). The devices that have problems are
5470 * typically cheap USB thumb drives.
5471 */
5472 if (sense_hdr->data_length + 1 <
5473 sense_hdr->blk_desc_len + sizeof(*cache_page)) {
5474 if (bootverbose)
5475 xpt_print(done_ccb->ccb_h.path,
5476 "CACHE PAGE TOO SHORT data len %d desc len %d\n",
5477 sense_hdr->data_length,
5478 sense_hdr->blk_desc_len);
5479 goto bad;
5480 }
5481 if ((cache_page->page_code & ~SMS_PAGE_CTRL_MASK) !=
5482 SMS_CACHE_PAGE) {
5483 if (bootverbose)
5484 xpt_print(done_ccb->ccb_h.path,
5485 "Bad cache page %#x\n",
5486 cache_page->page_code);
5487 goto bad;
5488 }
5489 if (cache_page->page_length != sizeof(*cache_page) -
5490 offsetof(struct scsi_caching_page, flags1)) {
5491 if (bootverbose)
5492 xpt_print(done_ccb->ccb_h.path,
5493 "CACHE PAGE length bogus %#x\n",
5494 cache_page->page_length);
5495 goto bad;
5496 }
5497 /*
5498 * If there's a block descritor header, we could save the block
5499 * count to compare later against READ CAPACITY or READ CAPACITY
5500 * (16), but the same devices that get those wrongs often don't
5501 * provide a block descritptor header to store away for later.
5502 */
5503
5504 /*
5505 * Warn about aparently unsafe quirking. A couple of
5506 * my USB sticks have WCE enabled, but some quirk somewhere
5507 * disables the necessary SYCHRONIZE CACHE ops.
5508 */
5509 if (softc->quirks & DA_Q_NO_SYNC_CACHE &&
5510 cache_page->flags1 & SCP_WCE)
5511 if (bootverbose)
5512 xpt_print(done_ccb->ccb_h.path,
5513 "Devices quirked NO_SYNC_CACHE, but WCE=1 enabling write cache.\n");
5514 } else {
5515 int error, error_code, sense_key, asc, ascq;
5516 bool mark_bad;
5517
5518 /*
5519 * Three types of errors observed here:
5520 * 24h/00h DZTPROMAEBKVF INVALID FIELD IN CDB
5521 * 26h/00h DZTPROMAEBKVF INVALID FIELD IN PARAMETER LIST
5522 * 3Ah/00h DZT ROM BK MEDIUM NOT PRESENT
5523 *
5524 * The first two are legit ways of saying page 8 doesn't exist
5525 * and set the NO_SYNC_CACHE quirk. The third is a null result:
5526 * At least some devices that report this when a slot is empty
5527 * none-the-less have working SYNCHRONIZE CACHE. Take our
5528 * chances and refrain from setting the quirk. The one device I
5529 * have that does this, but doesn't support the command doesn't
5530 * hang on the command either. I conjecture that the exact card
5531 * that's inserted will determine if SYNC is supported which
5532 * would make repeated probings hard.
5533 */
5534 mark_bad = true;
5535 if (scsi_extract_sense_ccb(done_ccb, &error_code, &sense_key,
5536 &asc, &ascq)) {
5537 if (sense_key == SSD_KEY_NOT_READY && asc == 0x3a)
5538 mark_bad = false;
5539 }
5540 error = daerror(done_ccb, CAM_RETRY_SELTO, SF_RETRY_UA | SF_NO_PRINT);
5541 if (error == ERESTART) {
5542 return;
5543 } else if (error != 0) {
5544 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5545 /* Don't wedge this device's queue */
5546 cam_release_devq(done_ccb->ccb_h.path,
5547 /*relsim_flags*/0,
5548 /*reduction*/0,
5549 /*timeout*/0,
5550 /*getcount_only*/0);
5551 }
5552 }
5553 if (bootverbose)
5554 xpt_print(done_ccb->ccb_h.path,
5555 "MODE SENSE for CACHE page command failed.\n");
5556
5557 /*
5558 * There's no cache page, the command wasn't
5559 * supported, retries failed or the data returned was
5560 * junk. Any one of these reasons is enough to
5561 * conclude that the drive doesn't support caching, so
5562 * SYNCHRONIZE CACHE isn't needed and may hang the
5563 * drive!
5564 */
5565 if (mark_bad) {
5566 bad:
5567 if (bootverbose)
5568 xpt_print(done_ccb->ccb_h.path,
5569 "Mode page 8 missing, disabling SYNCHRONIZE CACHE\n");
5570 if (softc->quirks & DA_Q_NO_SYNC_CACHE)
5571 if (bootverbose)
5572 xpt_print(done_ccb->ccb_h.path,
5573 "Devices already quirked for NO_SYNC_CACHE, maybe remove quirk table\n");
5574 softc->quirks |= DA_Q_NO_SYNC_CACHE;
5575 softc->disk->d_flags &= ~DISKFLAG_CANFLUSHCACHE;
5576 }
5577 }
5578 free(sense_hdr, M_SCSIDA);
5579
5580 /* Ensure re-probe doesn't see old delete. */
5581 softc->delete_available = 0;
5582 dadeleteflag(softc, DA_DELETE_ZERO, 1);
5583 if ((softc->flags & DA_FLAG_LBP) != 0) {
5584 /*
5585 * Based on older SBC-3 spec revisions
5586 * any of the UNMAP methods "may" be
5587 * available via LBP given this flag so
5588 * we flag all of them as available and
5589 * then remove those which further
5590 * probes confirm aren't available
5591 * later.
5592 *
5593 * We could also check readcap(16) p_type
5594 * flag to exclude one or more invalid
5595 * write same (X) types here
5596 */
5597 dadeleteflag(softc, DA_DELETE_WS16, 1);
5598 dadeleteflag(softc, DA_DELETE_WS10, 1);
5599 dadeleteflag(softc, DA_DELETE_UNMAP, 1);
5600
5601 softc->state = DA_STATE_PROBE_LBP;
5602 } else {
5603 softc->state = DA_STATE_PROBE_BDC;
5604 }
5605 xpt_release_ccb(done_ccb);
5606 xpt_schedule(periph, priority);
5607 return;
5608 }
5609
5610 static void
dadone_probeata(struct cam_periph * periph,union ccb * done_ccb)5611 dadone_probeata(struct cam_periph *periph, union ccb *done_ccb)
5612 {
5613 struct ata_params *ata_params;
5614 struct ccb_scsiio *csio;
5615 struct da_softc *softc;
5616 uint32_t priority;
5617 int continue_probe;
5618 int error;
5619
5620 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeata\n"));
5621
5622 softc = (struct da_softc *)periph->softc;
5623 priority = done_ccb->ccb_h.pinfo.priority;
5624 csio = &done_ccb->csio;
5625 ata_params = (struct ata_params *)csio->data_ptr;
5626 continue_probe = 0;
5627 error = 0;
5628
5629 cam_periph_assert(periph, MA_OWNED);
5630
5631 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5632 uint16_t old_rate;
5633
5634 ata_param_fixup(ata_params);
5635 if (ata_params->support_dsm & ATA_SUPPORT_DSM_TRIM &&
5636 (softc->quirks & DA_Q_NO_UNMAP) == 0) {
5637 dadeleteflag(softc, DA_DELETE_ATA_TRIM, 1);
5638 if (ata_params->max_dsm_blocks != 0)
5639 softc->trim_max_ranges = min(
5640 softc->trim_max_ranges,
5641 ata_params->max_dsm_blocks *
5642 ATA_DSM_BLK_RANGES);
5643 }
5644 /*
5645 * Disable queue sorting for non-rotational media
5646 * by default.
5647 */
5648 old_rate = softc->disk->d_rotation_rate;
5649 softc->disk->d_rotation_rate = ata_params->media_rotation_rate;
5650 if (softc->disk->d_rotation_rate == ATA_RATE_NON_ROTATING) {
5651 cam_iosched_set_sort_queue(softc->cam_iosched, 0);
5652 softc->flags &= ~DA_FLAG_ROTATING;
5653 }
5654 if (softc->disk->d_rotation_rate != old_rate) {
5655 disk_attr_changed(softc->disk,
5656 "GEOM::rotation_rate", M_NOWAIT);
5657 }
5658
5659 cam_periph_assert(periph, MA_OWNED);
5660 if (ata_params->capabilities1 & ATA_SUPPORT_DMA)
5661 softc->flags |= DA_FLAG_CAN_ATA_DMA;
5662
5663 if (ata_params->support.extension & ATA_SUPPORT_GENLOG)
5664 softc->flags |= DA_FLAG_CAN_ATA_LOG;
5665
5666 /*
5667 * At this point, if we have a SATA host aware drive,
5668 * we communicate via ATA passthrough unless the
5669 * SAT layer supports ZBC -> ZAC translation. In
5670 * that case,
5671 *
5672 * XXX KDM figure out how to detect a host managed
5673 * SATA drive.
5674 */
5675 if (softc->zone_mode == DA_ZONE_NONE) {
5676 /*
5677 * Note that we don't override the zone
5678 * mode or interface if it has already been
5679 * set. This is because it has either been
5680 * set as a quirk, or when we probed the
5681 * SCSI Block Device Characteristics page,
5682 * the zoned field was set. The latter
5683 * means that the SAT layer supports ZBC to
5684 * ZAC translation, and we would prefer to
5685 * use that if it is available.
5686 */
5687 if ((ata_params->support3 &
5688 ATA_SUPPORT_ZONE_MASK) ==
5689 ATA_SUPPORT_ZONE_HOST_AWARE) {
5690 softc->zone_mode = DA_ZONE_HOST_AWARE;
5691 softc->zone_interface =
5692 DA_ZONE_IF_ATA_PASS;
5693 } else if ((ata_params->support3 &
5694 ATA_SUPPORT_ZONE_MASK) ==
5695 ATA_SUPPORT_ZONE_DEV_MANAGED) {
5696 softc->zone_mode =DA_ZONE_DRIVE_MANAGED;
5697 softc->zone_interface = DA_ZONE_IF_ATA_PASS;
5698 }
5699 }
5700
5701 } else {
5702 error = daerror(done_ccb, CAM_RETRY_SELTO,
5703 SF_RETRY_UA|SF_NO_PRINT);
5704 if (error == ERESTART)
5705 return;
5706 else if (error != 0) {
5707 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5708 /* Don't wedge this device's queue */
5709 cam_release_devq(done_ccb->ccb_h.path,
5710 /*relsim_flags*/0,
5711 /*reduction*/0,
5712 /*timeout*/0,
5713 /*getcount_only*/0);
5714 }
5715 }
5716 }
5717
5718 if ((softc->zone_mode == DA_ZONE_HOST_AWARE)
5719 || (softc->zone_mode == DA_ZONE_HOST_MANAGED)) {
5720 /*
5721 * If the ATA IDENTIFY failed, we could be talking
5722 * to a SCSI drive, although that seems unlikely,
5723 * since the drive did report that it supported the
5724 * ATA Information VPD page. If the ATA IDENTIFY
5725 * succeeded, and the SAT layer doesn't support
5726 * ZBC -> ZAC translation, continue on to get the
5727 * directory of ATA logs, and complete the rest of
5728 * the ZAC probe. If the SAT layer does support
5729 * ZBC -> ZAC translation, we want to use that,
5730 * and we'll probe the SCSI Zoned Block Device
5731 * Characteristics VPD page next.
5732 */
5733 if ((error == 0)
5734 && (softc->flags & DA_FLAG_CAN_ATA_LOG)
5735 && (softc->zone_interface == DA_ZONE_IF_ATA_PASS))
5736 softc->state = DA_STATE_PROBE_ATA_LOGDIR;
5737 else
5738 softc->state = DA_STATE_PROBE_ZONE;
5739 continue_probe = 1;
5740 }
5741 if (continue_probe != 0) {
5742 xpt_schedule(periph, priority);
5743 xpt_release_ccb(done_ccb);
5744 return;
5745 } else
5746 daprobedone(periph, done_ccb);
5747 return;
5748 }
5749
5750 static void
dadone_probeatalogdir(struct cam_periph * periph,union ccb * done_ccb)5751 dadone_probeatalogdir(struct cam_periph *periph, union ccb *done_ccb)
5752 {
5753 struct da_softc *softc;
5754 struct ccb_scsiio *csio;
5755 uint32_t priority;
5756 int error;
5757
5758 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeatalogdir\n"));
5759
5760 softc = (struct da_softc *)periph->softc;
5761 priority = done_ccb->ccb_h.pinfo.priority;
5762 csio = &done_ccb->csio;
5763
5764 cam_periph_assert(periph, MA_OWNED);
5765 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5766 error = 0;
5767 softc->valid_logdir_len = 0;
5768 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir));
5769 softc->valid_logdir_len = csio->dxfer_len - csio->resid;
5770 if (softc->valid_logdir_len > 0)
5771 bcopy(csio->data_ptr, &softc->ata_logdir,
5772 min(softc->valid_logdir_len,
5773 sizeof(softc->ata_logdir)));
5774 /*
5775 * Figure out whether the Identify Device log is
5776 * supported. The General Purpose log directory
5777 * has a header, and lists the number of pages
5778 * available for each GP log identified by the
5779 * offset into the list.
5780 */
5781 if ((softc->valid_logdir_len >=
5782 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t)))
5783 && (le16dec(softc->ata_logdir.header) ==
5784 ATA_GP_LOG_DIR_VERSION)
5785 && (le16dec(&softc->ata_logdir.num_pages[
5786 (ATA_IDENTIFY_DATA_LOG *
5787 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){
5788 softc->flags |= DA_FLAG_CAN_ATA_IDLOG;
5789 } else {
5790 softc->flags &= ~DA_FLAG_CAN_ATA_IDLOG;
5791 }
5792 } else {
5793 error = daerror(done_ccb, CAM_RETRY_SELTO,
5794 SF_RETRY_UA|SF_NO_PRINT);
5795 if (error == ERESTART)
5796 return;
5797 else if (error != 0) {
5798 /*
5799 * If we can't get the ATA log directory,
5800 * then ATA logs are effectively not
5801 * supported even if the bit is set in the
5802 * identify data.
5803 */
5804 softc->flags &= ~(DA_FLAG_CAN_ATA_LOG |
5805 DA_FLAG_CAN_ATA_IDLOG);
5806 if ((done_ccb->ccb_h.status &
5807 CAM_DEV_QFRZN) != 0) {
5808 /* Don't wedge this device's queue */
5809 cam_release_devq(done_ccb->ccb_h.path,
5810 /*relsim_flags*/0,
5811 /*reduction*/0,
5812 /*timeout*/0,
5813 /*getcount_only*/0);
5814 }
5815 }
5816 }
5817
5818 free(csio->data_ptr, M_SCSIDA);
5819
5820 if ((error == 0)
5821 && (softc->flags & DA_FLAG_CAN_ATA_IDLOG)) {
5822 softc->state = DA_STATE_PROBE_ATA_IDDIR;
5823 xpt_release_ccb(done_ccb);
5824 xpt_schedule(periph, priority);
5825 return;
5826 }
5827 daprobedone(periph, done_ccb);
5828 return;
5829 }
5830
5831 static void
dadone_probeataiddir(struct cam_periph * periph,union ccb * done_ccb)5832 dadone_probeataiddir(struct cam_periph *periph, union ccb *done_ccb)
5833 {
5834 struct da_softc *softc;
5835 struct ccb_scsiio *csio;
5836 uint32_t priority;
5837 int error;
5838
5839 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeataiddir\n"));
5840
5841 softc = (struct da_softc *)periph->softc;
5842 priority = done_ccb->ccb_h.pinfo.priority;
5843 csio = &done_ccb->csio;
5844
5845 cam_periph_assert(periph, MA_OWNED);
5846
5847 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5848 off_t entries_offset, max_entries;
5849 error = 0;
5850
5851 softc->valid_iddir_len = 0;
5852 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir));
5853 softc->flags &= ~(DA_FLAG_CAN_ATA_SUPCAP |
5854 DA_FLAG_CAN_ATA_ZONE);
5855 softc->valid_iddir_len = csio->dxfer_len - csio->resid;
5856 if (softc->valid_iddir_len > 0)
5857 bcopy(csio->data_ptr, &softc->ata_iddir,
5858 min(softc->valid_iddir_len,
5859 sizeof(softc->ata_iddir)));
5860
5861 entries_offset =
5862 __offsetof(struct ata_identify_log_pages,entries);
5863 max_entries = softc->valid_iddir_len - entries_offset;
5864 if ((softc->valid_iddir_len > (entries_offset + 1))
5865 && (le64dec(softc->ata_iddir.header) == ATA_IDLOG_REVISION)
5866 && (softc->ata_iddir.entry_count > 0)) {
5867 int num_entries, i;
5868
5869 num_entries = softc->ata_iddir.entry_count;
5870 num_entries = min(num_entries,
5871 softc->valid_iddir_len - entries_offset);
5872 for (i = 0; i < num_entries && i < max_entries; i++) {
5873 if (softc->ata_iddir.entries[i] ==
5874 ATA_IDL_SUP_CAP)
5875 softc->flags |= DA_FLAG_CAN_ATA_SUPCAP;
5876 else if (softc->ata_iddir.entries[i] ==
5877 ATA_IDL_ZDI)
5878 softc->flags |= DA_FLAG_CAN_ATA_ZONE;
5879
5880 if ((softc->flags & DA_FLAG_CAN_ATA_SUPCAP)
5881 && (softc->flags & DA_FLAG_CAN_ATA_ZONE))
5882 break;
5883 }
5884 }
5885 } else {
5886 error = daerror(done_ccb, CAM_RETRY_SELTO,
5887 SF_RETRY_UA|SF_NO_PRINT);
5888 if (error == ERESTART)
5889 return;
5890 else if (error != 0) {
5891 /*
5892 * If we can't get the ATA Identify Data log
5893 * directory, then it effectively isn't
5894 * supported even if the ATA Log directory
5895 * a non-zero number of pages present for
5896 * this log.
5897 */
5898 softc->flags &= ~DA_FLAG_CAN_ATA_IDLOG;
5899 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
5900 /* Don't wedge this device's queue */
5901 cam_release_devq(done_ccb->ccb_h.path,
5902 /*relsim_flags*/0,
5903 /*reduction*/0,
5904 /*timeout*/0,
5905 /*getcount_only*/0);
5906 }
5907 }
5908 }
5909
5910 free(csio->data_ptr, M_SCSIDA);
5911
5912 if ((error == 0) && (softc->flags & DA_FLAG_CAN_ATA_SUPCAP)) {
5913 softc->state = DA_STATE_PROBE_ATA_SUP;
5914 xpt_release_ccb(done_ccb);
5915 xpt_schedule(periph, priority);
5916 return;
5917 }
5918 daprobedone(periph, done_ccb);
5919 return;
5920 }
5921
5922 static void
dadone_probeatasup(struct cam_periph * periph,union ccb * done_ccb)5923 dadone_probeatasup(struct cam_periph *periph, union ccb *done_ccb)
5924 {
5925 struct da_softc *softc;
5926 struct ccb_scsiio *csio;
5927 uint32_t priority;
5928 int error;
5929
5930 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeatasup\n"));
5931
5932 softc = (struct da_softc *)periph->softc;
5933 priority = done_ccb->ccb_h.pinfo.priority;
5934 csio = &done_ccb->csio;
5935
5936 cam_periph_assert(periph, MA_OWNED);
5937
5938 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
5939 uint32_t valid_len;
5940 size_t needed_size;
5941 struct ata_identify_log_sup_cap *sup_cap;
5942 error = 0;
5943
5944 sup_cap = (struct ata_identify_log_sup_cap *)csio->data_ptr;
5945 valid_len = csio->dxfer_len - csio->resid;
5946 needed_size = __offsetof(struct ata_identify_log_sup_cap,
5947 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap);
5948 if (valid_len >= needed_size) {
5949 uint64_t zoned, zac_cap;
5950
5951 zoned = le64dec(sup_cap->zoned_cap);
5952 if (zoned & ATA_ZONED_VALID) {
5953 /*
5954 * This should have already been
5955 * set, because this is also in the
5956 * ATA identify data.
5957 */
5958 if ((zoned & ATA_ZONED_MASK) ==
5959 ATA_SUPPORT_ZONE_HOST_AWARE)
5960 softc->zone_mode = DA_ZONE_HOST_AWARE;
5961 else if ((zoned & ATA_ZONED_MASK) ==
5962 ATA_SUPPORT_ZONE_DEV_MANAGED)
5963 softc->zone_mode =
5964 DA_ZONE_DRIVE_MANAGED;
5965 }
5966
5967 zac_cap = le64dec(sup_cap->sup_zac_cap);
5968 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) {
5969 if (zac_cap & ATA_REPORT_ZONES_SUP)
5970 softc->zone_flags |=
5971 DA_ZONE_FLAG_RZ_SUP;
5972 if (zac_cap & ATA_ND_OPEN_ZONE_SUP)
5973 softc->zone_flags |=
5974 DA_ZONE_FLAG_OPEN_SUP;
5975 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP)
5976 softc->zone_flags |=
5977 DA_ZONE_FLAG_CLOSE_SUP;
5978 if (zac_cap & ATA_ND_FINISH_ZONE_SUP)
5979 softc->zone_flags |=
5980 DA_ZONE_FLAG_FINISH_SUP;
5981 if (zac_cap & ATA_ND_RWP_SUP)
5982 softc->zone_flags |=
5983 DA_ZONE_FLAG_RWP_SUP;
5984 } else {
5985 /*
5986 * This field was introduced in
5987 * ACS-4, r08 on April 28th, 2015.
5988 * If the drive firmware was written
5989 * to an earlier spec, it won't have
5990 * the field. So, assume all
5991 * commands are supported.
5992 */
5993 softc->zone_flags |= DA_ZONE_FLAG_SUP_MASK;
5994 }
5995 }
5996 } else {
5997 error = daerror(done_ccb, CAM_RETRY_SELTO,
5998 SF_RETRY_UA|SF_NO_PRINT);
5999 if (error == ERESTART)
6000 return;
6001 else if (error != 0) {
6002 /*
6003 * If we can't get the ATA Identify Data
6004 * Supported Capabilities page, clear the
6005 * flag...
6006 */
6007 softc->flags &= ~DA_FLAG_CAN_ATA_SUPCAP;
6008 /*
6009 * And clear zone capabilities.
6010 */
6011 softc->zone_flags &= ~DA_ZONE_FLAG_SUP_MASK;
6012 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
6013 /* Don't wedge this device's queue */
6014 cam_release_devq(done_ccb->ccb_h.path,
6015 /*relsim_flags*/0,
6016 /*reduction*/0,
6017 /*timeout*/0,
6018 /*getcount_only*/0);
6019 }
6020 }
6021 }
6022
6023 free(csio->data_ptr, M_SCSIDA);
6024
6025 if ((error == 0) && (softc->flags & DA_FLAG_CAN_ATA_ZONE)) {
6026 softc->state = DA_STATE_PROBE_ATA_ZONE;
6027 xpt_release_ccb(done_ccb);
6028 xpt_schedule(periph, priority);
6029 return;
6030 }
6031 daprobedone(periph, done_ccb);
6032 return;
6033 }
6034
6035 static void
dadone_probeatazone(struct cam_periph * periph,union ccb * done_ccb)6036 dadone_probeatazone(struct cam_periph *periph, union ccb *done_ccb)
6037 {
6038 struct da_softc *softc;
6039 struct ccb_scsiio *csio;
6040 int error;
6041
6042 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probeatazone\n"));
6043
6044 softc = (struct da_softc *)periph->softc;
6045 csio = &done_ccb->csio;
6046
6047 cam_periph_assert(periph, MA_OWNED);
6048
6049 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
6050 struct ata_zoned_info_log *zi_log;
6051 uint32_t valid_len;
6052 size_t needed_size;
6053
6054 zi_log = (struct ata_zoned_info_log *)csio->data_ptr;
6055
6056 valid_len = csio->dxfer_len - csio->resid;
6057 needed_size = __offsetof(struct ata_zoned_info_log,
6058 version_info) + 1 + sizeof(zi_log->version_info);
6059 if (valid_len >= needed_size) {
6060 uint64_t tmpvar;
6061
6062 tmpvar = le64dec(zi_log->zoned_cap);
6063 if (tmpvar & ATA_ZDI_CAP_VALID) {
6064 if (tmpvar & ATA_ZDI_CAP_URSWRZ)
6065 softc->zone_flags |=
6066 DA_ZONE_FLAG_URSWRZ;
6067 else
6068 softc->zone_flags &=
6069 ~DA_ZONE_FLAG_URSWRZ;
6070 }
6071 tmpvar = le64dec(zi_log->optimal_seq_zones);
6072 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) {
6073 softc->zone_flags |= DA_ZONE_FLAG_OPT_SEQ_SET;
6074 softc->optimal_seq_zones = (tmpvar &
6075 ATA_ZDI_OPT_SEQ_MASK);
6076 } else {
6077 softc->zone_flags &= ~DA_ZONE_FLAG_OPT_SEQ_SET;
6078 softc->optimal_seq_zones = 0;
6079 }
6080
6081 tmpvar =le64dec(zi_log->optimal_nonseq_zones);
6082 if (tmpvar & ATA_ZDI_OPT_NS_VALID) {
6083 softc->zone_flags |=
6084 DA_ZONE_FLAG_OPT_NONSEQ_SET;
6085 softc->optimal_nonseq_zones =
6086 (tmpvar & ATA_ZDI_OPT_NS_MASK);
6087 } else {
6088 softc->zone_flags &=
6089 ~DA_ZONE_FLAG_OPT_NONSEQ_SET;
6090 softc->optimal_nonseq_zones = 0;
6091 }
6092
6093 tmpvar = le64dec(zi_log->max_seq_req_zones);
6094 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) {
6095 softc->zone_flags |= DA_ZONE_FLAG_MAX_SEQ_SET;
6096 softc->max_seq_zones =
6097 (tmpvar & ATA_ZDI_MAX_SEQ_MASK);
6098 } else {
6099 softc->zone_flags &= ~DA_ZONE_FLAG_MAX_SEQ_SET;
6100 softc->max_seq_zones = 0;
6101 }
6102 }
6103 } else {
6104 error = daerror(done_ccb, CAM_RETRY_SELTO,
6105 SF_RETRY_UA|SF_NO_PRINT);
6106 if (error == ERESTART)
6107 return;
6108 else if (error != 0) {
6109 softc->flags &= ~DA_FLAG_CAN_ATA_ZONE;
6110 softc->flags &= ~DA_ZONE_FLAG_SET_MASK;
6111
6112 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
6113 /* Don't wedge this device's queue */
6114 cam_release_devq(done_ccb->ccb_h.path,
6115 /*relsim_flags*/0,
6116 /*reduction*/0,
6117 /*timeout*/0,
6118 /*getcount_only*/0);
6119 }
6120 }
6121 }
6122
6123 free(csio->data_ptr, M_SCSIDA);
6124
6125 daprobedone(periph, done_ccb);
6126 return;
6127 }
6128
6129 static void
dadone_probezone(struct cam_periph * periph,union ccb * done_ccb)6130 dadone_probezone(struct cam_periph *periph, union ccb *done_ccb)
6131 {
6132 struct da_softc *softc;
6133 struct ccb_scsiio *csio;
6134 int error;
6135
6136 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_probezone\n"));
6137
6138 softc = (struct da_softc *)periph->softc;
6139 csio = &done_ccb->csio;
6140
6141 cam_periph_assert(periph, MA_OWNED);
6142
6143 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {
6144 uint32_t valid_len;
6145 size_t needed_len;
6146 struct scsi_vpd_zoned_bdc *zoned_bdc;
6147
6148 error = 0;
6149 zoned_bdc = (struct scsi_vpd_zoned_bdc *)csio->data_ptr;
6150 valid_len = csio->dxfer_len - csio->resid;
6151 needed_len = __offsetof(struct scsi_vpd_zoned_bdc,
6152 max_seq_req_zones) + 1 +
6153 sizeof(zoned_bdc->max_seq_req_zones);
6154 if ((valid_len >= needed_len)
6155 && (scsi_2btoul(zoned_bdc->page_length) >= SVPD_ZBDC_PL)) {
6156 if (zoned_bdc->flags & SVPD_ZBDC_URSWRZ)
6157 softc->zone_flags |= DA_ZONE_FLAG_URSWRZ;
6158 else
6159 softc->zone_flags &= ~DA_ZONE_FLAG_URSWRZ;
6160 softc->optimal_seq_zones =
6161 scsi_4btoul(zoned_bdc->optimal_seq_zones);
6162 softc->zone_flags |= DA_ZONE_FLAG_OPT_SEQ_SET;
6163 softc->optimal_nonseq_zones = scsi_4btoul(
6164 zoned_bdc->optimal_nonseq_zones);
6165 softc->zone_flags |= DA_ZONE_FLAG_OPT_NONSEQ_SET;
6166 softc->max_seq_zones =
6167 scsi_4btoul(zoned_bdc->max_seq_req_zones);
6168 softc->zone_flags |= DA_ZONE_FLAG_MAX_SEQ_SET;
6169 }
6170 /*
6171 * All of the zone commands are mandatory for SCSI
6172 * devices.
6173 *
6174 * XXX KDM this is valid as of September 2015.
6175 * Re-check this assumption once the SAT spec is
6176 * updated to support SCSI ZBC to ATA ZAC mapping.
6177 * Since ATA allows zone commands to be reported
6178 * as supported or not, this may not necessarily
6179 * be true for an ATA device behind a SAT (SCSI to
6180 * ATA Translation) layer.
6181 */
6182 softc->zone_flags |= DA_ZONE_FLAG_SUP_MASK;
6183 } else {
6184 error = daerror(done_ccb, CAM_RETRY_SELTO,
6185 SF_RETRY_UA|SF_NO_PRINT);
6186 if (error == ERESTART)
6187 return;
6188 else if (error != 0) {
6189 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) {
6190 /* Don't wedge this device's queue */
6191 cam_release_devq(done_ccb->ccb_h.path,
6192 /*relsim_flags*/0,
6193 /*reduction*/0,
6194 /*timeout*/0,
6195 /*getcount_only*/0);
6196 }
6197 }
6198 }
6199
6200 free(csio->data_ptr, M_SCSIDA);
6201
6202 daprobedone(periph, done_ccb);
6203 return;
6204 }
6205
6206 static void
dadone_tur(struct cam_periph * periph,union ccb * done_ccb)6207 dadone_tur(struct cam_periph *periph, union ccb *done_ccb)
6208 {
6209 struct da_softc *softc;
6210
6211 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone_tur\n"));
6212
6213 softc = (struct da_softc *)periph->softc;
6214
6215 cam_periph_assert(periph, MA_OWNED);
6216
6217 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
6218 if (daerror(done_ccb, CAM_RETRY_SELTO,
6219 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) == ERESTART)
6220 return; /* Will complete again, keep reference */
6221 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
6222 cam_release_devq(done_ccb->ccb_h.path,
6223 /*relsim_flags*/0,
6224 /*reduction*/0,
6225 /*timeout*/0,
6226 /*getcount_only*/0);
6227 }
6228 softc->flags &= ~DA_FLAG_TUR_PENDING;
6229 xpt_release_ccb(done_ccb);
6230 da_periph_release_locked(periph, DA_REF_TUR);
6231 return;
6232 }
6233
6234 static void
dareprobe(struct cam_periph * periph)6235 dareprobe(struct cam_periph *periph)
6236 {
6237 struct da_softc *softc;
6238 int status __diagused;
6239
6240 softc = (struct da_softc *)periph->softc;
6241
6242 cam_periph_assert(periph, MA_OWNED);
6243
6244 /* Probe in progress; don't interfere. */
6245 if (softc->state != DA_STATE_NORMAL)
6246 return;
6247
6248 status = da_periph_acquire(periph, DA_REF_REPROBE);
6249 KASSERT(status == 0, ("dareprobe: cam_periph_acquire failed"));
6250
6251 softc->state = DA_STATE_PROBE_WP;
6252 xpt_schedule(periph, CAM_PRIORITY_DEV);
6253 }
6254
6255 static int
daerror(union ccb * ccb,uint32_t cam_flags,uint32_t sense_flags)6256 daerror(union ccb *ccb, uint32_t cam_flags, uint32_t sense_flags)
6257 {
6258 struct da_softc *softc;
6259 struct cam_periph *periph;
6260 int error, error_code, sense_key, asc, ascq;
6261
6262 CAM_PROBE3(da, error, ccb, cam_flags, sense_flags);
6263
6264 #if defined(BUF_TRACKING) || defined(FULL_BUF_TRACKING)
6265 if (ccb->csio.bio != NULL)
6266 biotrack(ccb->csio.bio, __func__);
6267 #endif
6268
6269 periph = xpt_path_periph(ccb->ccb_h.path);
6270 softc = (struct da_softc *)periph->softc;
6271
6272 cam_periph_assert(periph, MA_OWNED);
6273
6274 /*
6275 * Automatically detect devices that do not support
6276 * READ(6)/WRITE(6) and upgrade to using 10 byte cdbs.
6277 */
6278 error = 0;
6279 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) {
6280 error = cmd6workaround(ccb);
6281 } else if (scsi_extract_sense_ccb(ccb,
6282 &error_code, &sense_key, &asc, &ascq)) {
6283 if (sense_key == SSD_KEY_ILLEGAL_REQUEST)
6284 error = cmd6workaround(ccb);
6285 /*
6286 * If the target replied with CAPACITY DATA HAS CHANGED UA,
6287 * query the capacity and notify upper layers.
6288 */
6289 else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
6290 asc == 0x2A && ascq == 0x09) {
6291 /* 2a/9: CAPACITY DATA HAS CHANGED */
6292 xpt_print(periph->path, "Capacity data has changed\n");
6293 softc->flags &= ~DA_FLAG_PROBED;
6294 dareprobe(periph);
6295 sense_flags |= SF_NO_PRINT;
6296 } else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
6297 asc == 0x28 && ascq == 0x00) {
6298 /* 28/0: NOT READY TO READY CHANGE, MEDIUM MAY HAVE CHANGED */
6299 softc->flags &= ~DA_FLAG_PROBED;
6300 disk_media_changed(softc->disk, M_NOWAIT);
6301 /*
6302 * In an ideal world, we'd make sure that we have the
6303 * same medium mounted (if we'd seen one already) but
6304 * instead we don't invalidate the pack here and flag
6305 * below to retry the UAs. If we exhaust retries, then
6306 * we'll invalidate it in dadone for ENXIO errors (which
6307 * 28/0 will fail with eventually). Usually, retrying
6308 * just works and/or we get this before we've opened the
6309 * device (which clears the invalid flag).
6310 */
6311 } else if (sense_key == SSD_KEY_UNIT_ATTENTION &&
6312 asc == 0x3F && ascq == 0x03) {
6313 /* 3f/3: INQUIRY DATA HAS CHANGED */
6314 xpt_print(periph->path, "INQUIRY data has changed\n");
6315 softc->flags &= ~DA_FLAG_PROBED;
6316 dareprobe(periph);
6317 sense_flags |= SF_NO_PRINT;
6318 } else if (sense_key == SSD_KEY_NOT_READY &&
6319 asc == 0x3a && (softc->flags & DA_FLAG_PACK_INVALID) == 0) {
6320 /* 3a/0: MEDIUM NOT PRESENT */
6321 /* 3a/1: MEDIUM NOT PRESENT - TRAY CLOSED */
6322 /* 3a/2: MEDIUM NOT PRESENT - TRAY OPEN */
6323 /* 3a/3: MEDIUM NOT PRESENT - LOADABLE */
6324 /* 3a/4: MEDIUM NOT PRESENT - MEDIUM AUXILIARY MEMORY ACCESSIBLE */
6325 softc->flags |= DA_FLAG_PACK_INVALID;
6326 disk_media_gone(softc->disk, M_NOWAIT);
6327 }
6328 }
6329 if (error == ERESTART) {
6330 CAM_PROBE2(da, recovery, ccb, error);
6331 return (ERESTART);
6332 }
6333
6334 #ifdef CAM_IO_STATS
6335 switch (ccb->ccb_h.status & CAM_STATUS_MASK) {
6336 case CAM_CMD_TIMEOUT:
6337 softc->timeouts++;
6338 break;
6339 case CAM_REQ_ABORTED:
6340 case CAM_REQ_CMP_ERR:
6341 case CAM_REQ_TERMIO:
6342 case CAM_UNREC_HBA_ERROR:
6343 case CAM_DATA_RUN_ERR:
6344 case CAM_SCSI_STATUS_ERROR:
6345 case CAM_ATA_STATUS_ERROR:
6346 softc->errors++;
6347 break;
6348 default:
6349 break;
6350 }
6351 #endif
6352
6353 /*
6354 * XXX
6355 * Until we have a better way of doing pack validation,
6356 * don't treat UAs as errors.
6357 */
6358 sense_flags |= SF_RETRY_UA;
6359
6360 if (softc->quirks & DA_Q_RETRY_BUSY)
6361 sense_flags |= SF_RETRY_BUSY;
6362 error = cam_periph_error(ccb, cam_flags, sense_flags);
6363 CAM_PROBE2(da, recovery, ccb, error);
6364 return (error);
6365 }
6366
6367 static void
damediapoll(void * arg)6368 damediapoll(void *arg)
6369 {
6370 struct cam_periph *periph = arg;
6371 struct da_softc *softc = periph->softc;
6372
6373 if (!cam_iosched_has_work_flags(softc->cam_iosched, DA_WORK_TUR) &&
6374 (softc->flags & DA_FLAG_TUR_PENDING) == 0 &&
6375 softc->state == DA_STATE_NORMAL &&
6376 LIST_EMPTY(&softc->pending_ccbs)) {
6377 if (da_periph_acquire(periph, DA_REF_TUR) == 0) {
6378 cam_iosched_set_work_flags(softc->cam_iosched, DA_WORK_TUR);
6379 daschedule(periph);
6380 }
6381 }
6382
6383 /* Queue us up again */
6384 if (da_poll_period != 0) {
6385 callout_schedule_sbt(&softc->mediapoll_c,
6386 da_poll_period * SBT_1S, 0, C_PREL(1));
6387 }
6388 }
6389
6390 static void
daprevent(struct cam_periph * periph,int action)6391 daprevent(struct cam_periph *periph, int action)
6392 {
6393 struct da_softc *softc;
6394 union ccb *ccb;
6395 int error;
6396
6397 cam_periph_assert(periph, MA_OWNED);
6398 softc = (struct da_softc *)periph->softc;
6399
6400 if (((action == PR_ALLOW)
6401 && (softc->flags & DA_FLAG_PACK_LOCKED) == 0)
6402 || ((action == PR_PREVENT)
6403 && (softc->flags & DA_FLAG_PACK_LOCKED) != 0)) {
6404 return;
6405 }
6406
6407 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
6408
6409 scsi_prevent(&ccb->csio,
6410 /*retries*/1,
6411 /*cbcfp*/NULL,
6412 MSG_SIMPLE_Q_TAG,
6413 action,
6414 SSD_FULL_SIZE,
6415 5000);
6416
6417 error = cam_periph_runccb(ccb, daerror, CAM_RETRY_SELTO,
6418 SF_RETRY_UA | SF_NO_PRINT, softc->disk->d_devstat);
6419
6420 if (error == 0) {
6421 if (action == PR_ALLOW)
6422 softc->flags &= ~DA_FLAG_PACK_LOCKED;
6423 else
6424 softc->flags |= DA_FLAG_PACK_LOCKED;
6425 }
6426
6427 xpt_release_ccb(ccb);
6428 }
6429
6430 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)6431 dasetgeom(struct cam_periph *periph, uint32_t block_len, uint64_t maxsector,
6432 struct scsi_read_capacity_data_long *rcaplong, size_t rcap_len)
6433 {
6434 struct ccb_calc_geometry ccg;
6435 struct da_softc *softc;
6436 struct disk_params *dp;
6437 u_int lbppbe, lalba;
6438 int error;
6439
6440 softc = (struct da_softc *)periph->softc;
6441
6442 dp = &softc->params;
6443 dp->secsize = block_len;
6444 dp->sectors = maxsector + 1;
6445 if (rcaplong != NULL) {
6446 lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE;
6447 lalba = scsi_2btoul(rcaplong->lalba_lbp);
6448 lalba &= SRC16_LALBA_A;
6449 if (rcaplong->prot & SRC16_PROT_EN)
6450 softc->p_type = ((rcaplong->prot & SRC16_P_TYPE) >>
6451 SRC16_P_TYPE_SHIFT) + 1;
6452 else
6453 softc->p_type = 0;
6454 } else {
6455 lbppbe = 0;
6456 lalba = 0;
6457 softc->p_type = 0;
6458 }
6459
6460 if (lbppbe > 0) {
6461 dp->stripesize = block_len << lbppbe;
6462 dp->stripeoffset = (dp->stripesize - block_len * lalba) %
6463 dp->stripesize;
6464 } else if (softc->quirks & DA_Q_4K) {
6465 dp->stripesize = 4096;
6466 dp->stripeoffset = 0;
6467 } else if (softc->unmap_gran != 0) {
6468 dp->stripesize = block_len * softc->unmap_gran;
6469 dp->stripeoffset = (dp->stripesize - block_len *
6470 softc->unmap_gran_align) % dp->stripesize;
6471 } else {
6472 dp->stripesize = 0;
6473 dp->stripeoffset = 0;
6474 }
6475 /*
6476 * Have the controller provide us with a geometry
6477 * for this disk. The only time the geometry
6478 * matters is when we boot and the controller
6479 * is the only one knowledgeable enough to come
6480 * up with something that will make this a bootable
6481 * device.
6482 */
6483 memset(&ccg, 0, sizeof(ccg));
6484 xpt_setup_ccb(&ccg.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
6485 ccg.ccb_h.func_code = XPT_CALC_GEOMETRY;
6486 ccg.block_size = dp->secsize;
6487 ccg.volume_size = dp->sectors;
6488 ccg.heads = 0;
6489 ccg.secs_per_track = 0;
6490 ccg.cylinders = 0;
6491 xpt_action((union ccb*)&ccg);
6492 if ((ccg.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
6493 /*
6494 * We don't know what went wrong here- but just pick
6495 * a geometry so we don't have nasty things like divide
6496 * by zero.
6497 */
6498 dp->heads = 255;
6499 dp->secs_per_track = 255;
6500 dp->cylinders = dp->sectors / (255 * 255);
6501 if (dp->cylinders == 0) {
6502 dp->cylinders = 1;
6503 }
6504 } else {
6505 dp->heads = ccg.heads;
6506 dp->secs_per_track = ccg.secs_per_track;
6507 dp->cylinders = ccg.cylinders;
6508 }
6509
6510 /*
6511 * If the user supplied a read capacity buffer, and if it is
6512 * different than the previous buffer, update the data in the EDT.
6513 * If it's the same, we don't bother. This avoids sending an
6514 * update every time someone opens this device.
6515 */
6516 if ((rcaplong != NULL)
6517 && (bcmp(rcaplong, &softc->rcaplong,
6518 min(sizeof(softc->rcaplong), rcap_len)) != 0)) {
6519 struct ccb_dev_advinfo cdai;
6520
6521 memset(&cdai, 0, sizeof(cdai));
6522 xpt_setup_ccb(&cdai.ccb_h, periph->path, CAM_PRIORITY_NORMAL);
6523 cdai.ccb_h.func_code = XPT_DEV_ADVINFO;
6524 cdai.buftype = CDAI_TYPE_RCAPLONG;
6525 cdai.flags = CDAI_FLAG_STORE;
6526 cdai.bufsiz = rcap_len;
6527 cdai.buf = (uint8_t *)rcaplong;
6528 xpt_action((union ccb *)&cdai);
6529 if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0)
6530 cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE);
6531 if (cdai.ccb_h.status != CAM_REQ_CMP) {
6532 xpt_print(periph->path,
6533 "%s: failed to set read capacity advinfo\n",
6534 __func__);
6535 /* Use cam_error_print() to decode the status */
6536 cam_error_print((union ccb *)&cdai, CAM_ESF_CAM_STATUS,
6537 CAM_EPF_ALL);
6538 } else {
6539 bcopy(rcaplong, &softc->rcaplong,
6540 min(sizeof(softc->rcaplong), rcap_len));
6541 }
6542 }
6543
6544 softc->disk->d_sectorsize = softc->params.secsize;
6545 softc->disk->d_mediasize = softc->params.secsize * (off_t)softc->params.sectors;
6546 softc->disk->d_stripesize = softc->params.stripesize;
6547 softc->disk->d_stripeoffset = softc->params.stripeoffset;
6548 /* XXX: these are not actually "firmware" values, so they may be wrong */
6549 softc->disk->d_fwsectors = softc->params.secs_per_track;
6550 softc->disk->d_fwheads = softc->params.heads;
6551 softc->disk->d_devstat->block_size = softc->params.secsize;
6552 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE;
6553
6554 error = disk_resize(softc->disk, M_NOWAIT);
6555 if (error != 0)
6556 xpt_print(periph->path, "disk_resize(9) failed, error = %d\n", error);
6557 }
6558
6559 static void
dasendorderedtag(void * arg)6560 dasendorderedtag(void *arg)
6561 {
6562 struct cam_periph *periph = arg;
6563 struct da_softc *softc = periph->softc;
6564
6565 cam_periph_assert(periph, MA_OWNED);
6566 if (da_send_ordered) {
6567 if (!LIST_EMPTY(&softc->pending_ccbs)) {
6568 if ((softc->flags & DA_FLAG_WAS_OTAG) == 0)
6569 softc->flags |= DA_FLAG_NEED_OTAG;
6570 softc->flags &= ~DA_FLAG_WAS_OTAG;
6571 }
6572 }
6573
6574 /* Queue us up again */
6575 callout_schedule_sbt(&softc->sendordered_c,
6576 SBT_1S / DA_ORDEREDTAG_INTERVAL * da_default_timeout, 0,
6577 C_PREL(1));
6578 }
6579
6580 /*
6581 * Step through all DA peripheral drivers, and if the device is still open,
6582 * sync the disk cache to physical media.
6583 */
6584 static void
dashutdown(void * arg,int howto)6585 dashutdown(void * arg, int howto)
6586 {
6587 struct cam_periph *periph;
6588 struct da_softc *softc;
6589 union ccb *ccb;
6590 int error;
6591
6592 if ((howto & RB_NOSYNC) != 0)
6593 return;
6594
6595 CAM_PERIPH_FOREACH(periph, &dadriver) {
6596 softc = (struct da_softc *)periph->softc;
6597 if (SCHEDULER_STOPPED()) {
6598 /* If we paniced with the lock held, do not recurse. */
6599 if (!cam_periph_owned(periph) &&
6600 (softc->flags & DA_FLAG_OPEN)) {
6601 dadump(softc->disk, NULL, 0, 0);
6602 }
6603 continue;
6604 }
6605 cam_periph_lock(periph);
6606
6607 /*
6608 * We only sync the cache if the drive is still open, and
6609 * if the drive is capable of it..
6610 */
6611 if (((softc->flags & DA_FLAG_OPEN) == 0)
6612 || (softc->quirks & DA_Q_NO_SYNC_CACHE)) {
6613 cam_periph_unlock(periph);
6614 continue;
6615 }
6616
6617 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL);
6618 scsi_synchronize_cache(&ccb->csio,
6619 /*retries*/0,
6620 /*cbfcnp*/NULL,
6621 MSG_SIMPLE_Q_TAG,
6622 /*begin_lba*/0, /* whole disk */
6623 /*lb_count*/0,
6624 SSD_FULL_SIZE,
6625 60 * 60 * 1000);
6626
6627 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0,
6628 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR,
6629 softc->disk->d_devstat);
6630 if (error != 0)
6631 xpt_print(periph->path, "Synchronize cache failed\n");
6632 xpt_release_ccb(ccb);
6633 cam_periph_unlock(periph);
6634 }
6635 }
6636
6637 #else /* !_KERNEL */
6638
6639 /*
6640 * XXX These are only left out of the kernel build to silence warnings. If,
6641 * for some reason these functions are used in the kernel, the ifdefs should
6642 * be moved so they are included both in the kernel and userland.
6643 */
6644 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)6645 scsi_format_unit(struct ccb_scsiio *csio, uint32_t retries,
6646 void (*cbfcnp)(struct cam_periph *, union ccb *),
6647 uint8_t tag_action, uint8_t byte2, uint16_t ileave,
6648 uint8_t *data_ptr, uint32_t dxfer_len, uint8_t sense_len,
6649 uint32_t timeout)
6650 {
6651 struct scsi_format_unit *scsi_cmd;
6652
6653 scsi_cmd = (struct scsi_format_unit *)&csio->cdb_io.cdb_bytes;
6654 scsi_cmd->opcode = FORMAT_UNIT;
6655 scsi_cmd->byte2 = byte2;
6656 scsi_ulto2b(ileave, scsi_cmd->interleave);
6657
6658 cam_fill_csio(csio,
6659 retries,
6660 cbfcnp,
6661 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6662 tag_action,
6663 data_ptr,
6664 dxfer_len,
6665 sense_len,
6666 sizeof(*scsi_cmd),
6667 timeout);
6668 }
6669
6670 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)6671 scsi_read_defects(struct ccb_scsiio *csio, uint32_t retries,
6672 void (*cbfcnp)(struct cam_periph *, union ccb *),
6673 uint8_t tag_action, uint8_t list_format,
6674 uint32_t addr_desc_index, uint8_t *data_ptr,
6675 uint32_t dxfer_len, int minimum_cmd_size,
6676 uint8_t sense_len, uint32_t timeout)
6677 {
6678 uint8_t cdb_len;
6679
6680 /*
6681 * These conditions allow using the 10 byte command. Otherwise we
6682 * need to use the 12 byte command.
6683 */
6684 if ((minimum_cmd_size <= 10)
6685 && (addr_desc_index == 0)
6686 && (dxfer_len <= SRDD10_MAX_LENGTH)) {
6687 struct scsi_read_defect_data_10 *cdb10;
6688
6689 cdb10 = (struct scsi_read_defect_data_10 *)
6690 &csio->cdb_io.cdb_bytes;
6691
6692 cdb_len = sizeof(*cdb10);
6693 bzero(cdb10, cdb_len);
6694 cdb10->opcode = READ_DEFECT_DATA_10;
6695 cdb10->format = list_format;
6696 scsi_ulto2b(dxfer_len, cdb10->alloc_length);
6697 } else {
6698 struct scsi_read_defect_data_12 *cdb12;
6699
6700 cdb12 = (struct scsi_read_defect_data_12 *)
6701 &csio->cdb_io.cdb_bytes;
6702
6703 cdb_len = sizeof(*cdb12);
6704 bzero(cdb12, cdb_len);
6705 cdb12->opcode = READ_DEFECT_DATA_12;
6706 cdb12->format = list_format;
6707 scsi_ulto4b(dxfer_len, cdb12->alloc_length);
6708 scsi_ulto4b(addr_desc_index, cdb12->address_descriptor_index);
6709 }
6710
6711 cam_fill_csio(csio,
6712 retries,
6713 cbfcnp,
6714 /*flags*/ CAM_DIR_IN,
6715 tag_action,
6716 data_ptr,
6717 dxfer_len,
6718 sense_len,
6719 cdb_len,
6720 timeout);
6721 }
6722
6723 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)6724 scsi_sanitize(struct ccb_scsiio *csio, uint32_t retries,
6725 void (*cbfcnp)(struct cam_periph *, union ccb *),
6726 uint8_t tag_action, uint8_t byte2, uint16_t control,
6727 uint8_t *data_ptr, uint32_t dxfer_len, uint8_t sense_len,
6728 uint32_t timeout)
6729 {
6730 struct scsi_sanitize *scsi_cmd;
6731
6732 scsi_cmd = (struct scsi_sanitize *)&csio->cdb_io.cdb_bytes;
6733 scsi_cmd->opcode = SANITIZE;
6734 scsi_cmd->byte2 = byte2;
6735 scsi_cmd->control = control;
6736 scsi_ulto2b(dxfer_len, scsi_cmd->length);
6737
6738 cam_fill_csio(csio,
6739 retries,
6740 cbfcnp,
6741 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6742 tag_action,
6743 data_ptr,
6744 dxfer_len,
6745 sense_len,
6746 sizeof(*scsi_cmd),
6747 timeout);
6748 }
6749
6750 #endif /* _KERNEL */
6751
6752 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)6753 scsi_zbc_out(struct ccb_scsiio *csio, uint32_t retries,
6754 void (*cbfcnp)(struct cam_periph *, union ccb *),
6755 uint8_t tag_action, uint8_t service_action, uint64_t zone_id,
6756 uint8_t zone_flags, uint8_t *data_ptr, uint32_t dxfer_len,
6757 uint8_t sense_len, uint32_t timeout)
6758 {
6759 struct scsi_zbc_out *scsi_cmd;
6760
6761 scsi_cmd = (struct scsi_zbc_out *)&csio->cdb_io.cdb_bytes;
6762 scsi_cmd->opcode = ZBC_OUT;
6763 scsi_cmd->service_action = service_action;
6764 scsi_u64to8b(zone_id, scsi_cmd->zone_id);
6765 scsi_cmd->zone_flags = zone_flags;
6766
6767 cam_fill_csio(csio,
6768 retries,
6769 cbfcnp,
6770 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6771 tag_action,
6772 data_ptr,
6773 dxfer_len,
6774 sense_len,
6775 sizeof(*scsi_cmd),
6776 timeout);
6777 }
6778
6779 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)6780 scsi_zbc_in(struct ccb_scsiio *csio, uint32_t retries,
6781 void (*cbfcnp)(struct cam_periph *, union ccb *),
6782 uint8_t tag_action, uint8_t service_action, uint64_t zone_start_lba,
6783 uint8_t zone_options, uint8_t *data_ptr, uint32_t dxfer_len,
6784 uint8_t sense_len, uint32_t timeout)
6785 {
6786 struct scsi_zbc_in *scsi_cmd;
6787
6788 scsi_cmd = (struct scsi_zbc_in *)&csio->cdb_io.cdb_bytes;
6789 scsi_cmd->opcode = ZBC_IN;
6790 scsi_cmd->service_action = service_action;
6791 scsi_ulto4b(dxfer_len, scsi_cmd->length);
6792 scsi_u64to8b(zone_start_lba, scsi_cmd->zone_start_lba);
6793 scsi_cmd->zone_options = zone_options;
6794
6795 cam_fill_csio(csio,
6796 retries,
6797 cbfcnp,
6798 /*flags*/ (dxfer_len > 0) ? CAM_DIR_IN : CAM_DIR_NONE,
6799 tag_action,
6800 data_ptr,
6801 dxfer_len,
6802 sense_len,
6803 sizeof(*scsi_cmd),
6804 timeout);
6805
6806 }
6807
6808 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)6809 scsi_ata_zac_mgmt_out(struct ccb_scsiio *csio, uint32_t retries,
6810 void (*cbfcnp)(struct cam_periph *, union ccb *),
6811 uint8_t tag_action, int use_ncq,
6812 uint8_t zm_action, uint64_t zone_id, uint8_t zone_flags,
6813 uint8_t *data_ptr, uint32_t dxfer_len,
6814 uint8_t *cdb_storage, size_t cdb_storage_len,
6815 uint8_t sense_len, uint32_t timeout)
6816 {
6817 uint8_t command_out, protocol, ata_flags;
6818 uint16_t features_out;
6819 uint32_t sectors_out, auxiliary;
6820 int retval;
6821
6822 retval = 0;
6823
6824 if (use_ncq == 0) {
6825 command_out = ATA_ZAC_MANAGEMENT_OUT;
6826 features_out = (zm_action & 0xf) | (zone_flags << 8);
6827 ata_flags = AP_FLAG_BYT_BLOK_BLOCKS;
6828 if (dxfer_len == 0) {
6829 protocol = AP_PROTO_NON_DATA;
6830 ata_flags |= AP_FLAG_TLEN_NO_DATA;
6831 sectors_out = 0;
6832 } else {
6833 protocol = AP_PROTO_DMA;
6834 ata_flags |= AP_FLAG_TLEN_SECT_CNT |
6835 AP_FLAG_TDIR_TO_DEV;
6836 sectors_out = ((dxfer_len >> 9) & 0xffff);
6837 }
6838 auxiliary = 0;
6839 } else {
6840 ata_flags = AP_FLAG_BYT_BLOK_BLOCKS;
6841 if (dxfer_len == 0) {
6842 command_out = ATA_NCQ_NON_DATA;
6843 features_out = ATA_NCQ_ZAC_MGMT_OUT;
6844 /*
6845 * We're assuming the SCSI to ATA translation layer
6846 * will set the NCQ tag number in the tag field.
6847 * That isn't clear from the SAT-4 spec (as of rev 05).
6848 */
6849 sectors_out = 0;
6850 ata_flags |= AP_FLAG_TLEN_NO_DATA;
6851 } else {
6852 command_out = ATA_SEND_FPDMA_QUEUED;
6853 /*
6854 * Note that we're defaulting to normal priority,
6855 * and assuming that the SCSI to ATA translation
6856 * layer will insert the NCQ tag number in the tag
6857 * field. That isn't clear in the SAT-4 spec (as
6858 * of rev 05).
6859 */
6860 sectors_out = ATA_SFPDMA_ZAC_MGMT_OUT << 8;
6861
6862 ata_flags |= AP_FLAG_TLEN_FEAT |
6863 AP_FLAG_TDIR_TO_DEV;
6864
6865 /*
6866 * For SEND FPDMA QUEUED, the transfer length is
6867 * encoded in the FEATURE register, and 0 means
6868 * that 65536 512 byte blocks are to be transferred.
6869 * In practice, it seems unlikely that we'll see
6870 * a transfer that large, and it may confuse the
6871 * the SAT layer, because generally that means that
6872 * 0 bytes should be transferred.
6873 */
6874 if (dxfer_len == (65536 * 512)) {
6875 features_out = 0;
6876 } else if (dxfer_len <= (65535 * 512)) {
6877 features_out = ((dxfer_len >> 9) & 0xffff);
6878 } else {
6879 /* The transfer is too big. */
6880 retval = 1;
6881 goto bailout;
6882 }
6883 }
6884
6885 auxiliary = (zm_action & 0xf) | (zone_flags << 8);
6886 protocol = AP_PROTO_FPDMA;
6887 }
6888
6889 protocol |= AP_EXTEND;
6890
6891 retval = scsi_ata_pass(csio,
6892 retries,
6893 cbfcnp,
6894 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
6895 tag_action,
6896 /*protocol*/ protocol,
6897 /*ata_flags*/ ata_flags,
6898 /*features*/ features_out,
6899 /*sector_count*/ sectors_out,
6900 /*lba*/ zone_id,
6901 /*command*/ command_out,
6902 /*device*/ 0,
6903 /*icc*/ 0,
6904 /*auxiliary*/ auxiliary,
6905 /*control*/ 0,
6906 /*data_ptr*/ data_ptr,
6907 /*dxfer_len*/ dxfer_len,
6908 /*cdb_storage*/ cdb_storage,
6909 /*cdb_storage_len*/ cdb_storage_len,
6910 /*minimum_cmd_size*/ 0,
6911 /*sense_len*/ SSD_FULL_SIZE,
6912 /*timeout*/ timeout);
6913
6914 bailout:
6915
6916 return (retval);
6917 }
6918
6919 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)6920 scsi_ata_zac_mgmt_in(struct ccb_scsiio *csio, uint32_t retries,
6921 void (*cbfcnp)(struct cam_periph *, union ccb *),
6922 uint8_t tag_action, int use_ncq,
6923 uint8_t zm_action, uint64_t zone_id, uint8_t zone_flags,
6924 uint8_t *data_ptr, uint32_t dxfer_len,
6925 uint8_t *cdb_storage, size_t cdb_storage_len,
6926 uint8_t sense_len, uint32_t timeout)
6927 {
6928 uint8_t command_out, protocol;
6929 uint16_t features_out, sectors_out;
6930 uint32_t auxiliary;
6931 int ata_flags;
6932 int retval;
6933
6934 retval = 0;
6935 ata_flags = AP_FLAG_TDIR_FROM_DEV | AP_FLAG_BYT_BLOK_BLOCKS;
6936
6937 if (use_ncq == 0) {
6938 command_out = ATA_ZAC_MANAGEMENT_IN;
6939 /* XXX KDM put a macro here */
6940 features_out = (zm_action & 0xf) | (zone_flags << 8);
6941 sectors_out = dxfer_len >> 9; /* XXX KDM macro */
6942 protocol = AP_PROTO_DMA;
6943 ata_flags |= AP_FLAG_TLEN_SECT_CNT;
6944 auxiliary = 0;
6945 } else {
6946 ata_flags |= AP_FLAG_TLEN_FEAT;
6947
6948 command_out = ATA_RECV_FPDMA_QUEUED;
6949 sectors_out = ATA_RFPDMA_ZAC_MGMT_IN << 8;
6950
6951 /*
6952 * For RECEIVE FPDMA QUEUED, the transfer length is
6953 * encoded in the FEATURE register, and 0 means
6954 * that 65536 512 byte blocks are to be transferred.
6955 * In practice, it seems unlikely that we'll see
6956 * a transfer that large, and it may confuse the
6957 * the SAT layer, because generally that means that
6958 * 0 bytes should be transferred.
6959 */
6960 if (dxfer_len == (65536 * 512)) {
6961 features_out = 0;
6962 } else if (dxfer_len <= (65535 * 512)) {
6963 features_out = ((dxfer_len >> 9) & 0xffff);
6964 } else {
6965 /* The transfer is too big. */
6966 retval = 1;
6967 goto bailout;
6968 }
6969 auxiliary = (zm_action & 0xf) | (zone_flags << 8),
6970 protocol = AP_PROTO_FPDMA;
6971 }
6972
6973 protocol |= AP_EXTEND;
6974
6975 retval = scsi_ata_pass(csio,
6976 retries,
6977 cbfcnp,
6978 /*flags*/ CAM_DIR_IN,
6979 tag_action,
6980 /*protocol*/ protocol,
6981 /*ata_flags*/ ata_flags,
6982 /*features*/ features_out,
6983 /*sector_count*/ sectors_out,
6984 /*lba*/ zone_id,
6985 /*command*/ command_out,
6986 /*device*/ 0,
6987 /*icc*/ 0,
6988 /*auxiliary*/ auxiliary,
6989 /*control*/ 0,
6990 /*data_ptr*/ data_ptr,
6991 /*dxfer_len*/ (dxfer_len >> 9) * 512, /* XXX KDM */
6992 /*cdb_storage*/ cdb_storage,
6993 /*cdb_storage_len*/ cdb_storage_len,
6994 /*minimum_cmd_size*/ 0,
6995 /*sense_len*/ SSD_FULL_SIZE,
6996 /*timeout*/ timeout);
6997
6998 bailout:
6999 return (retval);
7000 }
7001