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