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usr/src/common/zfs/zprop_common.c
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--- old/usr/src/uts/common/sys/scsi/targets/sddef.h
+++ new/usr/src/uts/common/sys/scsi/targets/sddef.h
1 1 /*
2 2 * CDDL HEADER START
3 3 *
4 4 * The contents of this file are subject to the terms of the
5 5 * Common Development and Distribution License (the "License").
6 6 * You may not use this file except in compliance with the License.
7 7 *
8 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 9 * or http://www.opensolaris.org/os/licensing.
10 10 * See the License for the specific language governing permissions
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11 11 * and limitations under the License.
12 12 *
13 13 * When distributing Covered Code, include this CDDL HEADER in each
14 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 15 * If applicable, add the following below this CDDL HEADER, with the
16 16 * fields enclosed by brackets "[]" replaced with your own identifying
17 17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 18 *
19 19 * CDDL HEADER END
20 20 */
21 +
21 22 /*
22 23 * Copyright (c) 1990, 2010, Oracle and/or its affiliates. All rights reserved.
23 24 */
25 +
24 26 /*
25 27 * Copyright 2011 cyril.galibern@opensvc.com
26 - * Copyright 2015 Nexenta Systems, Inc. All rights reserved.
28 + * Copyright 2019 Nexenta Systems, Inc.
27 29 */
28 30
29 31 #ifndef _SYS_SCSI_TARGETS_SDDEF_H
30 32 #define _SYS_SCSI_TARGETS_SDDEF_H
31 33
32 34 #include <sys/dktp/fdisk.h>
33 35 #include <sys/note.h>
34 36 #include <sys/mhd.h>
35 37 #include <sys/cmlb.h>
36 38
37 39 #ifdef __cplusplus
38 40 extern "C" {
39 41 #endif
40 42
41 -
42 43 #if defined(_KERNEL) || defined(_KMEMUSER)
43 44
44 -
45 45 #define SD_SUCCESS 0
46 46 #define SD_FAILURE (-1)
47 47
48 48 #if defined(TRUE)
49 49 #undef TRUE
50 50 #endif
51 51
52 52 #if defined(FALSE)
53 53 #undef FALSE
54 54 #endif
55 55
56 56 #define TRUE 1
57 57 #define FALSE 0
58 58
59 -#if defined(VERBOSE)
60 -#undef VERBOSE
61 -#endif
62 -
63 -#if defined(SILENT)
64 -#undef SILENT
65 -#endif
66 -
67 -
68 59 /*
69 - * Fault Injection Flag for Inclusion of Code
70 - *
71 - * This should only be defined when SDDEBUG is defined
72 - * #if DEBUG || lint
73 - * #define SD_FAULT_INJECTION
74 - * #endif
60 + * Fault Injection Flag for Inclusion of Code
75 61 */
76 -
77 62 #if DEBUG || lint
78 63 #define SD_FAULT_INJECTION
79 64 #endif
80 -#define VERBOSE 1
81 -#define SILENT 0
82 65
83 66 /*
84 67 * Structures for recording whether a device is fully open or closed.
85 68 * Assumptions:
86 69 *
87 - * + There are only 8 (sparc) or 16 (x86) disk slices possible.
70 + * + There are only 16 disk slices possible.
88 71 * + BLK, MNT, CHR, SWP don't change in some future release!
89 72 */
90 73
91 74 #if defined(_SUNOS_VTOC_8)
92 75
93 76 #define SDUNIT_SHIFT 3
94 77 #define SDPART_MASK 7
95 78 #define NSDMAP NDKMAP
96 79
97 80 #elif defined(_SUNOS_VTOC_16)
98 81
99 82 /*
100 83 * XXX - NSDMAP has multiple definitions, one more in cmlb_impl.h
101 84 * If they are coalesced into one, this definition will follow suit.
102 85 * FDISK partitions - 4 primary and MAX_EXT_PARTS number of Extended
103 86 * Partitions.
104 87 */
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105 88 #define FDISK_PARTS (FD_NUMPART + MAX_EXT_PARTS)
106 89
107 90 #define SDUNIT_SHIFT 6
108 91 #define SDPART_MASK 63
109 92 #define NSDMAP (NDKMAP + FDISK_PARTS + 1)
110 93
111 94 #else
112 95 #error "No VTOC format defined."
113 96 #endif
114 97
98 +#define P0_RAW_DISK (NDKMAP)
99 +#define FDISK_P1 (NDKMAP+1)
100 +#define FDISK_P2 (NDKMAP+2)
101 +#define FDISK_P3 (NDKMAP+3)
102 +#define FDISK_P4 (NDKMAP+4)
115 103
116 104 #define SDUNIT(dev) (getminor((dev)) >> SDUNIT_SHIFT)
117 105 #define SDPART(dev) (getminor((dev)) & SDPART_MASK)
118 106
119 107 /*
120 108 * maximum number of partitions the driver keeps track of; with
121 109 * EFI this can be larger than the number of partitions accessible
122 110 * through the minor nodes. It won't be used for keeping track
123 111 * of open counts, partition kstats, etc.
124 112 */
125 113 #define MAXPART (NSDMAP + 1)
126 114
127 115 /*
128 116 * Macro to retrieve the DDI instance number from the given buf struct.
129 117 * The instance number is encoded in the minor device number.
130 118 */
131 119 #define SD_GET_INSTANCE_FROM_BUF(bp) \
132 120 (getminor((bp)->b_edev) >> SDUNIT_SHIFT)
133 121
134 -
135 -
136 122 struct ocinfo {
137 123 /*
138 124 * Types BLK, MNT, CHR, SWP,
139 125 * assumed to be types 0-3.
140 126 */
141 127 uint64_t lyr_open[NSDMAP];
142 128 uint64_t reg_open[OTYPCNT - 1];
143 129 };
144 130
145 131 #define OCSIZE sizeof (struct ocinfo)
146 132
147 133 union ocmap {
148 134 uchar_t chkd[OCSIZE];
149 135 struct ocinfo rinfo;
150 136 };
151 137
152 138 #define lyropen rinfo.lyr_open
153 139 #define regopen rinfo.reg_open
154 140
155 -
156 141 #define SD_CDB_GROUP0 0
157 142 #define SD_CDB_GROUP1 1
158 143 #define SD_CDB_GROUP5 2
159 144 #define SD_CDB_GROUP4 3
160 145
161 146 struct sd_cdbinfo {
162 147 uchar_t sc_grpcode; /* CDB group code */
163 148 uchar_t sc_grpmask; /* CDB group code mask (for cmd opcode) */
164 149 uint64_t sc_maxlba; /* Maximum logical block addr. supported */
165 150 uint32_t sc_maxlen; /* Maximum transfer length supported */
166 151 };
167 152
168 -
169 -
170 153 /*
171 154 * The following declaration are for Non-512 byte block support for the
172 155 * removable devices. (ex - DVD RAM, MO).
173 156 * wm_state: This is an enumeration for the different states for
174 157 * manipalating write range list during the read-modify-write-operation.
175 158 */
176 159 typedef enum {
177 160 SD_WM_CHK_LIST, /* Check list for overlapping writes */
178 161 SD_WM_WAIT_MAP, /* Wait for an overlapping I/O to complete */
179 162 SD_WM_LOCK_RANGE, /* Lock the range of lba to be written */
180 163 SD_WM_DONE /* I/O complete */
181 164 } wm_state;
182 165
183 166 /*
184 167 * sd_w_map: Every write I/O will get one w_map allocated for it which will tell
185 168 * the range on the media which is being written for that request.
186 169 */
187 170 struct sd_w_map {
188 171 uint_t wm_start; /* Write start location */
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189 172 uint_t wm_end; /* Write end location */
190 173 ushort_t wm_flags; /* State of the wmap */
191 174 ushort_t wm_wanted_count; /* # of threads waiting for region */
192 175 void *wm_private; /* Used to store bp->b_private */
193 176 struct buf *wm_bufp; /* to store buf pointer */
194 177 struct sd_w_map *wm_next; /* Forward pointed to sd_w_map */
195 178 struct sd_w_map *wm_prev; /* Back pointer to sd_w_map */
196 179 kcondvar_t wm_avail; /* Sleep on this, while not available */
197 180 };
198 181
199 -_NOTE(MUTEX_PROTECTS_DATA(scsi_device::sd_mutex, sd_w_map::wm_flags))
200 -
201 -
202 182 /*
203 183 * This is the struct for the layer-private data area for the
204 184 * mapblocksize layer.
205 185 */
206 186
207 187 struct sd_mapblocksize_info {
208 188 void *mbs_oprivate; /* saved value of xb_private */
209 189 struct buf *mbs_orig_bp; /* ptr to original bp */
210 190 struct sd_w_map *mbs_wmp; /* ptr to write-map struct for RMW */
211 191 ssize_t mbs_copy_offset;
212 192 int mbs_layer_index; /* chain index for RMW */
213 193 };
214 194
215 -_NOTE(SCHEME_PROTECTS_DATA("unshared data", sd_mapblocksize_info))
195 +/*
196 + * Latency is tracked in usec and is quantized by power of two starting at
197 + * offset SD_LAT_MIN_USEC_SHIFT. Values below that offset will go in the first
198 + * (0th) bucket. Similar, values above SD_LAT_MAX_USEC_SHIFT go in the
199 + * (SD_LAT_MAX_USEC_SHIFT - 1) bucket.
200 + *
201 + * From observations, using SAS SSDs and rotational drives these values are
202 + * sufficient for now.
203 + */
216 204
205 +#define SD_LAT_MIN_USEC_SHIFT 4
206 +#define SD_LAT_MAX_USEC_SHIFT 24
207 +#define SD_LAT_BUCKET_MAX (SD_LAT_MAX_USEC_SHIFT - SD_LAT_MIN_USEC_SHIFT)
217 208
209 +typedef struct un_lat_stat {
210 + hrtime_t l_sum; /* total latency */
211 + uint64_t l_nrequest; /* number of requests */
212 + uint64_t l_histogram[SD_LAT_BUCKET_MAX]; /* latency histogram */
213 +} un_lat_stat_t;
214 +
215 +/* Thin-provisioning (UNMAP) flags for un_thin_flags. */
216 +enum {
217 + SD_THIN_PROV_ENABLED = 1 << 0, /* UNMAP available */
218 + SD_THIN_PROV_READ_ZEROS = 1 << 1 /* unmapped blk = zeros */
219 +};
220 +
218 221 /*
222 + * Device limits as read from the Block Limits VPD page (0xB0). If the page
223 + * is unavailable, will be filled with some defaults.
224 + */
225 +typedef struct sd_blk_limits_s {
226 + uint16_t lim_opt_xfer_len_gran;
227 + uint32_t lim_max_xfer_len;
228 + uint32_t lim_opt_xfer_len;
229 + uint32_t lim_max_pfetch_len;
230 + uint32_t lim_max_unmap_lba_cnt;
231 + uint32_t lim_max_unmap_descr_cnt;
232 + uint32_t lim_opt_unmap_gran;
233 + uint32_t lim_unmap_gran_align;
234 + uint64_t lim_max_write_same_len;
235 +} sd_blk_limits_t;
236 +
237 +typedef struct sd_unmapstats {
238 + kstat_named_t us_cmds;
239 + kstat_named_t us_errs;
240 + kstat_named_t us_extents;
241 + kstat_named_t us_bytes;
242 +} sd_unmapstats_t;
243 +
244 +/*
219 245 * sd_lun: The main data structure for a scsi logical unit.
220 246 * Stored as the softstate structure for each device.
221 247 */
222 248
223 249 struct sd_lun {
224 250
225 251 /* Back ptr to the SCSA scsi_device struct for this LUN */
226 252 struct scsi_device *un_sd;
227 253
228 254 /*
229 255 * Support for Auto-Request sense capability
230 256 */
231 257 struct buf *un_rqs_bp; /* ptr to request sense bp */
232 258 struct scsi_pkt *un_rqs_pktp; /* ptr to request sense scsi_pkt */
233 259 int un_sense_isbusy; /* Busy flag for RQS buf */
234 260
235 261 /*
236 262 * These specify the layering chains to use with this instance. These
237 263 * are initialized according to the values in the sd_chain_index_map[]
238 264 * array. See the description of sd_chain_index_map[] for details.
239 265 */
240 266 int un_buf_chain_type;
241 267 int un_uscsi_chain_type;
242 268 int un_direct_chain_type;
243 269 int un_priority_chain_type;
244 270
245 271 /* Head & tail ptrs to the queue of bufs awaiting transport */
246 272 struct buf *un_waitq_headp;
247 273 struct buf *un_waitq_tailp;
248 274
249 275 /* Ptr to the buf currently being retried (NULL if none) */
250 276 struct buf *un_retry_bp;
251 277
252 278 /* This tracks the last kstat update for the un_retry_bp buf */
253 279 void (*un_retry_statp)(kstat_io_t *);
254 280
255 281 void *un_xbuf_attr; /* xbuf attribute struct */
256 282
257 283
258 284 /* System logical block size, in bytes. (defaults to DEV_BSIZE.) */
259 285 uint32_t un_sys_blocksize;
260 286
261 287 /* The size of a logical block on the target, in bytes. */
262 288 uint32_t un_tgt_blocksize;
263 289
264 290 /* The size of a physical block on the target, in bytes. */
265 291 uint32_t un_phy_blocksize;
266 292
267 293 /*
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268 294 * The number of logical blocks on the target. This is adjusted
269 295 * to be in terms of the block size specified by un_sys_blocksize
270 296 * (ie, the system block size).
271 297 */
272 298 uint64_t un_blockcount;
273 299
274 300 /*
275 301 * Various configuration data
276 302 */
277 303 uchar_t un_ctype; /* Controller type */
278 - char *un_node_type; /* minor node type */
304 + char *un_node_type; /* minor node type */
279 305 uchar_t un_interconnect_type; /* Interconnect for underlying HBA */
280 306
281 307 uint_t un_notready_retry_count; /* Per disk notready retry count */
282 308 uint_t un_busy_retry_count; /* Per disk BUSY retry count */
283 309
284 310 uint_t un_retry_count; /* Per disk retry count */
285 311 uint_t un_victim_retry_count; /* Per disk victim retry count */
286 312
287 - /* (4356701, 4367306) */
288 313 uint_t un_reset_retry_count; /* max io retries before issuing reset */
289 314 ushort_t un_reserve_release_time; /* reservation release timeout */
290 315
291 316 uchar_t un_reservation_type; /* SCSI-3 or SCSI-2 */
292 317 uint_t un_max_xfer_size; /* Maximum DMA transfer size */
293 318 int un_partial_dma_supported;
294 319 int un_buf_breakup_supported;
295 320
296 321 int un_mincdb; /* Smallest CDB to use */
297 322 int un_maxcdb; /* Largest CDB to use */
298 323 int un_max_hba_cdb; /* Largest CDB supported by HBA */
299 324 int un_status_len;
300 325 int un_pkt_flags;
301 326
302 327 /*
303 328 * Note: un_uscsi_timeout is a "mirror" of un_cmd_timeout, adjusted
304 329 * for ISCD(). Any updates to un_cmd_timeout MUST be reflected
305 330 * in un_uscsi_timeout as well!
306 331 */
307 332 ushort_t un_cmd_timeout; /* Timeout for completion */
308 333 ushort_t un_uscsi_timeout; /* Timeout for USCSI completion */
309 334 ushort_t un_busy_timeout; /* Timeout for busy retry */
310 335
311 336 /*
312 337 * Info on current states, statuses, etc. (Updated frequently)
313 338 */
314 339 uchar_t un_state; /* current state */
315 340 uchar_t un_last_state; /* last state */
316 341 uchar_t un_last_pkt_reason; /* used to suppress multiple msgs */
317 342 int un_tagflags; /* Pkt Flags for Tagged Queueing */
318 343 short un_resvd_status; /* Reservation Status */
319 344 ulong_t un_detach_count; /* !0 if executing detach routine */
320 345 ulong_t un_layer_count; /* Current total # of layered opens */
321 346 ulong_t un_opens_in_progress; /* Current # of threads in sdopen */
322 347
323 348 ksema_t un_semoclose; /* serialize opens/closes */
324 349
325 350 /*
326 351 * Control & status info for command throttling
327 352 */
328 353 long un_ncmds_in_driver; /* number of cmds in driver */
329 354 short un_ncmds_in_transport; /* number of cmds in transport */
330 355 short un_throttle; /* max #cmds allowed in transport */
331 356 short un_saved_throttle; /* saved value of un_throttle */
332 357 short un_busy_throttle; /* saved un_throttle for BUSY */
333 358 short un_min_throttle; /* min value of un_throttle */
334 359 timeout_id_t un_reset_throttle_timeid; /* timeout(9F) handle */
335 360
336 361 /*
337 362 * Multi-host (clustering) support
338 363 */
339 364 opaque_t un_mhd_token; /* scsi watch request */
340 365 timeout_id_t un_resvd_timeid; /* for resvd recover */
341 366
342 367 /* Event callback resources (photon) */
343 368 ddi_eventcookie_t un_insert_event; /* insert event */
344 369 ddi_callback_id_t un_insert_cb_id; /* insert callback */
345 370 ddi_eventcookie_t un_remove_event; /* remove event */
346 371 ddi_callback_id_t un_remove_cb_id; /* remove callback */
347 372
348 373 uint_t un_start_stop_cycle_page; /* Saves start/stop */
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349 374 /* cycle page */
350 375 timeout_id_t un_dcvb_timeid; /* dlyd cv broadcast */
351 376
352 377 /*
353 378 * Data structures for open counts, partition info, VTOC,
354 379 * stats, and other such bookkeeping info.
355 380 */
356 381 union ocmap un_ocmap; /* open partition map */
357 382 struct kstat *un_pstats[NSDMAP]; /* partition statistics */
358 383 struct kstat *un_stats; /* disk statistics */
384 + sd_unmapstats_t *un_unmapstats; /* UNMAP stats structure */
385 + struct kstat *un_unmapstats_ks; /* UNMAP kstat */
359 386 kstat_t *un_errstats; /* for error statistics */
387 + kstat_t *un_lat_ksp; /* pointer to the raw kstat */
388 + un_lat_stat_t *un_lat_stats; /* data from the above kstat */
360 389 uint64_t un_exclopen; /* exclusive open bitmask */
361 390 ddi_devid_t un_devid; /* device id */
362 391 uint_t un_vpd_page_mask; /* Supported VPD pages */
363 392
364 393 /*
365 394 * Bit fields for various configuration/state/status info.
366 395 * Comments indicate the condition if the value of the
367 396 * variable is TRUE (nonzero).
368 397 */
369 398 uint32_t
370 399 un_f_arq_enabled :1, /* Auto request sense is */
371 400 /* currently enabled */
372 401 un_f_blockcount_is_valid :1, /* The un_blockcount */
373 402 /* value is currently valid */
374 403 un_f_tgt_blocksize_is_valid :1, /* The un_tgt_blocksize */
375 404 /* value is currently valid */
376 405 un_f_allow_bus_device_reset :1, /* Driver may issue a BDR as */
377 406 /* a part of error recovery. */
378 407 un_f_is_fibre :1, /* The device supports fibre */
379 408 /* channel */
380 409 un_f_sync_cache_supported :1, /* sync cache cmd supported */
381 410 /* supported */
382 411 un_f_format_in_progress :1, /* The device is currently */
383 412 /* executing a FORMAT cmd. */
384 413 un_f_opt_queueing :1, /* Enable Command Queuing to */
385 414 /* Host Adapter */
386 415 un_f_opt_fab_devid :1, /* Disk has no valid/unique */
387 416 /* serial number. */
388 417 un_f_opt_disable_cache :1, /* Read/Write disk cache is */
389 418 /* disabled. */
390 419 un_f_cfg_is_atapi :1, /* This is an ATAPI device. */
391 420 un_f_write_cache_enabled :1, /* device return success on */
392 421 /* writes before transfer to */
393 422 /* physical media complete */
394 423 un_f_cfg_playmsf_bcd :1, /* Play Audio, BCD params. */
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395 424 un_f_cfg_readsub_bcd :1, /* READ SUBCHANNEL BCD resp. */
396 425 un_f_cfg_read_toc_trk_bcd :1, /* track # is BCD */
397 426 un_f_cfg_read_toc_addr_bcd :1, /* address is BCD */
398 427 un_f_cfg_no_read_header :1, /* READ HEADER not supported */
399 428 un_f_cfg_read_cd_xd4 :1, /* READ CD opcode is 0xd4 */
400 429 un_f_mmc_cap :1, /* Device is MMC compliant */
401 430 un_f_mmc_writable_media :1, /* writable media in device */
402 431 un_f_dvdram_writable_device :1, /* DVDRAM device is writable */
403 432 un_f_cfg_cdda :1, /* READ CDDA supported */
404 433 un_f_cfg_tur_check :1, /* verify un_ncmds before tur */
405 -
406 434 un_f_use_adaptive_throttle :1, /* enable/disable adaptive */
407 435 /* throttling */
408 436 un_f_pm_is_enabled :1, /* PM is enabled on this */
409 437 /* instance */
410 438 un_f_watcht_stopped :1, /* media watch thread flag */
411 439 un_f_pkstats_enabled :1, /* Flag to determine if */
412 440 /* partition kstats are */
413 441 /* enabled. */
414 442 un_f_disksort_disabled :1, /* Flag to disable disksort */
415 443 un_f_lun_reset_enabled :1, /* Set if target supports */
416 444 /* SCSI Logical Unit Reset */
417 445 un_f_doorlock_supported :1, /* Device supports Doorlock */
418 446 un_f_start_stop_supported :1, /* device has motor */
419 - un_f_reserved1 :1;
447 + un_f_sdconf_phy_blocksize :1; /* take pbs from sd.conf */
420 448
421 449 uint32_t
422 450 un_f_mboot_supported :1, /* mboot supported */
423 451 un_f_is_hotpluggable :1, /* hotpluggable */
424 452 un_f_has_removable_media :1, /* has removable media */
425 453 un_f_non_devbsize_supported :1, /* non-512 blocksize */
426 454 un_f_devid_supported :1, /* device ID supported */
427 455 un_f_eject_media_supported :1, /* media can be ejected */
428 456 un_f_chk_wp_open :1, /* check if write-protected */
429 457 /* when being opened */
430 458 un_f_descr_format_supported :1, /* support descriptor format */
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431 459 /* for sense data */
432 460 un_f_check_start_stop :1, /* needs to check if */
433 461 /* START-STOP command is */
434 462 /* supported by hardware */
435 463 /* before issuing it */
436 464 un_f_monitor_media_state :1, /* need a watch thread to */
437 465 /* monitor device state */
438 466 un_f_attach_spinup :1, /* spin up once the */
439 467 /* device is attached */
440 468 un_f_log_sense_supported :1, /* support log sense */
441 - un_f_pm_supported :1, /* support power-management */
469 + un_f_pm_supported :1, /* support power-management */
442 470 un_f_cfg_is_lsi :1, /* Is LSI device, */
443 471 /* default to NO */
444 472 un_f_wcc_inprog :1, /* write cache change in */
445 473 /* progress */
446 474 un_f_ejecting :1, /* media is ejecting */
447 475 un_f_suppress_cache_flush :1, /* supress flush on */
448 476 /* write cache */
449 477 un_f_sync_nv_supported :1, /* SYNC_NV */
450 478 /* bit is supported */
451 479 un_f_sync_cache_required :1, /* flag to check if */
452 480 /* SYNC CACHE needs to be */
453 481 /* sent in sdclose */
454 482 un_f_devid_transport_defined :1, /* devid defined by transport */
455 483 un_f_rmw_type :2, /* RMW type */
456 484 un_f_power_condition_disabled :1, /* power condition disabled */
457 485 /* through sd configuration */
458 486 un_f_power_condition_supported :1, /* support power condition */
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459 487 /* field by hardware */
460 488 un_f_pm_log_sense_smart :1, /* log sense support SMART */
461 489 /* feature attribute */
462 490 un_f_is_solid_state :1, /* has solid state media */
463 491 un_f_is_rotational :1, /* spinning rust */
464 492 un_f_mmc_gesn_polling :1, /* use GET EVENT STATUS */
465 493 /* NOTIFICATION for polling */
466 494 un_f_enable_rmw :1, /* Force RMW in sd driver */
467 495 un_f_expnevent :1,
468 496 un_f_cache_mode_changeable :1, /* can change cache mode */
469 - un_f_reserved :1;
497 + un_f_detach_waiting :1;
470 498
471 499 /* Ptr to table of strings for ASC/ASCQ error message printing */
472 500 struct scsi_asq_key_strings *un_additional_codes;
473 501
502 + kcondvar_t un_detach_cv;
474 503 /*
475 504 * Power Management support.
476 505 *
477 506 * un_pm_mutex protects, un_pm_count, un_pm_timeid, un_pm_busy,
478 507 * un_pm_busy_cv, and un_pm_idle_timeid.
479 508 * It's not required that SD_MUTEX be acquired before acquiring
480 509 * un_pm_mutex, however if they must both be held
481 510 * then acquire SD_MUTEX first.
482 511 *
483 512 * un_pm_count is used to indicate PM state as follows:
484 513 * less than 0 the device is powered down,
485 514 * transition from 0 ==> 1, mark the device as busy via DDI
486 515 * transition from 1 ==> 0, mark the device as idle via DDI
487 516 */
488 517 kmutex_t un_pm_mutex;
489 518 int un_pm_count; /* indicates pm state */
490 519 timeout_id_t un_pm_timeid; /* timeout id for pm */
491 520 uint_t un_pm_busy;
492 521 kcondvar_t un_pm_busy_cv;
493 522 short un_power_level; /* Power Level */
494 523 uchar_t un_save_state;
495 524 kcondvar_t un_suspend_cv; /* power management */
496 525 kcondvar_t un_disk_busy_cv; /* wait for IO completion */
497 526
498 527 /* Resources used for media change callback support */
499 528 kcondvar_t un_state_cv; /* Cond Var on mediastate */
500 529 enum dkio_state un_mediastate; /* current media state */
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501 530 enum dkio_state un_specified_mediastate; /* expected state */
502 531 opaque_t un_swr_token; /* scsi_watch request token */
503 532
504 533 /* Non-512 byte block support */
505 534 struct kmem_cache *un_wm_cache; /* fast alloc in non-512 write case */
506 535 uint_t un_rmw_count; /* count of read-modify-writes */
507 536 struct sd_w_map *un_wm; /* head of sd_w_map chain */
508 537 uint64_t un_rmw_incre_count; /* count I/O */
509 538 timeout_id_t un_rmw_msg_timeid; /* for RMW message control */
510 539
540 + /* Thin provisioning support (see SD_THIN_PROV_*) */
541 + uint64_t un_thin_flags;
542 +
543 + /* Block limits (0xB0 VPD page) */
544 + sd_blk_limits_t un_blk_lim;
545 +
511 546 /* For timeout callback to issue a START STOP UNIT command */
512 547 timeout_id_t un_startstop_timeid;
513 548
514 549 /* Timeout callback handle for SD_PATH_DIRECT_PRIORITY cmd restarts */
515 550 timeout_id_t un_direct_priority_timeid;
516 551
517 552 /* TRAN_FATAL_ERROR count. Cleared by TRAN_ACCEPT from scsi_transport */
518 553 ulong_t un_tran_fatal_count;
519 554
520 555 timeout_id_t un_retry_timeid;
521 556
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522 557 hrtime_t un_pm_idle_time;
523 558 timeout_id_t un_pm_idle_timeid;
524 559
525 560 /*
526 561 * Count to determine if a Sonoma controller is in the process of
527 562 * failing over, and how many I/O's are failed with the 05/94/01
528 563 * sense code.
529 564 */
530 565 uint_t un_sonoma_failure_count;
531 566
567 + int un_io_time;
568 + hrtime_t un_slow_io_threshold;
569 +
532 570 /*
533 571 * Support for failfast operation.
534 572 */
535 573 struct buf *un_failfast_bp;
536 574 struct buf *un_failfast_headp;
537 575 struct buf *un_failfast_tailp;
538 576 uint32_t un_failfast_state;
539 577 /* Callback routine active counter */
540 578 short un_in_callback;
541 579
542 580 kcondvar_t un_wcc_cv; /* synchronize changes to */
543 581 /* un_f_write_cache_enabled */
544 582
545 583 #ifdef SD_FAULT_INJECTION
546 - /* SD Fault Injection */
547 584 #define SD_FI_MAX_BUF 65536
548 585 #define SD_FI_MAX_ERROR 1024
549 586 kmutex_t un_fi_mutex;
550 587 uint_t sd_fi_buf_len;
551 588 char sd_fi_log[SD_FI_MAX_BUF];
552 589 struct sd_fi_pkt *sd_fi_fifo_pkt[SD_FI_MAX_ERROR];
553 590 struct sd_fi_xb *sd_fi_fifo_xb[SD_FI_MAX_ERROR];
554 591 struct sd_fi_un *sd_fi_fifo_un[SD_FI_MAX_ERROR];
555 592 struct sd_fi_arq *sd_fi_fifo_arq[SD_FI_MAX_ERROR];
593 + struct sd_fi_tran *sd_fi_fifo_tran[SD_FI_MAX_ERROR];
556 594 uint_t sd_fi_fifo_start;
557 595 uint_t sd_fi_fifo_end;
558 596 uint_t sd_injection_mask;
559 -
560 597 #endif
561 598
562 599 cmlb_handle_t un_cmlbhandle;
563 600
564 601 /*
565 602 * Pointer to internal struct sd_fm_internal in which
566 603 * will pass necessary information for FMA ereport posting.
567 604 */
568 605 void *un_fm_private;
569 606 };
570 607
571 608 #define SD_IS_VALID_LABEL(un) (cmlb_is_valid(un->un_cmlbhandle))
572 609
573 610 /*
574 611 * Macros for conversions between "target" and "system" block sizes, and
575 612 * for conversion between block counts and byte counts. As used here,
576 613 * "system" block size refers to the block size used by the kernel/
577 614 * filesystem (this includes the disk label). The "target" block size
578 615 * is the block size returned by the SCSI READ CAPACITY command.
579 616 *
580 617 * Note: These macros will round up to the next largest blocksize to accomodate
581 618 * the number of blocks specified.
582 619 */
583 620
584 621 /* Convert a byte count to a number of target blocks */
585 622 #define SD_BYTES2TGTBLOCKS(un, bytecount) \
586 623 ((bytecount + (un->un_tgt_blocksize - 1))/un->un_tgt_blocksize)
587 624
588 625 /* Convert a byte count to a number of physical blocks */
589 626 #define SD_BYTES2PHYBLOCKS(un, bytecount) \
590 627 ((bytecount + (un->un_phy_blocksize - 1))/un->un_phy_blocksize)
591 628
592 629 /* Convert a target block count to a number of bytes */
593 630 #define SD_TGTBLOCKS2BYTES(un, blockcount) \
594 631 (blockcount * (un)->un_tgt_blocksize)
595 632
596 633 /* Convert a byte count to a number of system blocks */
597 634 #define SD_BYTES2SYSBLOCKS(bytecount) \
598 635 ((bytecount + (DEV_BSIZE - 1))/DEV_BSIZE)
599 636
600 637 /* Convert a system block count to a number of bytes */
601 638 #define SD_SYSBLOCKS2BYTES(blockcount) \
602 639 (blockcount * DEV_BSIZE)
603 640
604 641 /*
605 642 * Calculate the number of bytes needed to hold the requested number of bytes
606 643 * based upon the native target sector/block size
607 644 */
608 645 #define SD_REQBYTES2TGTBYTES(un, bytecount) \
609 646 (SD_BYTES2TGTBLOCKS(un, bytecount) * (un)->un_tgt_blocksize)
610 647
611 648 /*
612 649 * Calculate the byte offset from the beginning of the target block
613 650 * to the system block location.
614 651 */
615 652 #define SD_TGTBYTEOFFSET(un, sysblk, tgtblk) \
616 653 (SD_SYSBLOCKS2BYTES(sysblk) - SD_TGTBLOCKS2BYTES(un, tgtblk))
617 654
618 655 /*
619 656 * Calculate the target block location from the system block location
620 657 */
621 658 #define SD_SYS2TGTBLOCK(un, blockcnt) \
622 659 (blockcnt / ((un)->un_tgt_blocksize / DEV_BSIZE))
623 660
624 661 /*
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625 662 * Calculate the target block location from the system block location
626 663 */
627 664 #define SD_TGT2SYSBLOCK(un, blockcnt) \
628 665 (blockcnt * ((un)->un_tgt_blocksize / DEV_BSIZE))
629 666
630 667 /*
631 668 * SD_DEFAULT_MAX_XFER_SIZE is the default value to bound the max xfer
632 669 * for physio, for devices without tagged queuing enabled.
633 670 * The default for devices with tagged queuing enabled is SD_MAX_XFER_SIZE
634 671 */
635 -#if defined(__i386) || defined(__amd64)
636 672 #define SD_DEFAULT_MAX_XFER_SIZE (256 * 1024)
637 -#endif
638 673 #define SD_MAX_XFER_SIZE (1024 * 1024)
639 674
640 675 /*
641 - * Warlock annotations
642 - */
643 -_NOTE(MUTEX_PROTECTS_DATA(scsi_device::sd_mutex, sd_lun))
644 -_NOTE(READ_ONLY_DATA(sd_lun::un_sd))
645 -_NOTE(DATA_READABLE_WITHOUT_LOCK(sd_lun::un_reservation_type))
646 -_NOTE(DATA_READABLE_WITHOUT_LOCK(sd_lun::un_mincdb))
647 -_NOTE(DATA_READABLE_WITHOUT_LOCK(sd_lun::un_maxcdb))
648 -_NOTE(DATA_READABLE_WITHOUT_LOCK(sd_lun::un_max_hba_cdb))
649 -_NOTE(DATA_READABLE_WITHOUT_LOCK(sd_lun::un_status_len))
650 -_NOTE(DATA_READABLE_WITHOUT_LOCK(sd_lun::un_f_arq_enabled))
651 -_NOTE(DATA_READABLE_WITHOUT_LOCK(sd_lun::un_ctype))
652 -_NOTE(DATA_READABLE_WITHOUT_LOCK(sd_lun::un_cmlbhandle))
653 -_NOTE(DATA_READABLE_WITHOUT_LOCK(sd_lun::un_fm_private))
654 -
655 -
656 -_NOTE(SCHEME_PROTECTS_DATA("safe sharing",
657 - sd_lun::un_mhd_token
658 - sd_lun::un_state
659 - sd_lun::un_tagflags
660 - sd_lun::un_f_format_in_progress
661 - sd_lun::un_resvd_timeid
662 - sd_lun::un_reset_throttle_timeid
663 - sd_lun::un_startstop_timeid
664 - sd_lun::un_dcvb_timeid
665 - sd_lun::un_f_allow_bus_device_reset
666 - sd_lun::un_sys_blocksize
667 - sd_lun::un_tgt_blocksize
668 - sd_lun::un_phy_blocksize
669 - sd_lun::un_additional_codes))
670 -
671 -_NOTE(SCHEME_PROTECTS_DATA("stable data",
672 - sd_lun::un_reserve_release_time
673 - sd_lun::un_max_xfer_size
674 - sd_lun::un_partial_dma_supported
675 - sd_lun::un_buf_breakup_supported
676 - sd_lun::un_f_is_fibre
677 - sd_lun::un_node_type
678 - sd_lun::un_buf_chain_type
679 - sd_lun::un_uscsi_chain_type
680 - sd_lun::un_direct_chain_type
681 - sd_lun::un_priority_chain_type
682 - sd_lun::un_xbuf_attr
683 - sd_lun::un_cmd_timeout
684 - sd_lun::un_pkt_flags))
685 -
686 -_NOTE(SCHEME_PROTECTS_DATA("Unshared data",
687 - block_descriptor
688 - buf
689 - cdrom_subchnl
690 - cdrom_tocentry
691 - cdrom_tochdr
692 - cdrom_read
693 - dk_cinfo
694 - dk_devid
695 - dk_label
696 - dk_map
697 - dk_temperature
698 - mhioc_inkeys
699 - mhioc_inresvs
700 - mode_caching
701 - mode_header
702 - mode_speed
703 - scsi_cdb
704 - scsi_arq_status
705 - scsi_extended_sense
706 - scsi_inquiry
707 - scsi_pkt
708 - uio
709 - uscsi_cmd))
710 -
711 -
712 -_NOTE(SCHEME_PROTECTS_DATA("stable data", scsi_device dk_cinfo))
713 -_NOTE(SCHEME_PROTECTS_DATA("unique per pkt", scsi_status scsi_cdb))
714 -
715 -_NOTE(MUTEX_PROTECTS_DATA(sd_lun::un_pm_mutex, sd_lun::un_pm_count
716 - sd_lun::un_pm_timeid sd_lun::un_pm_busy sd_lun::un_pm_busy_cv
717 - sd_lun::un_pm_idle_timeid))
718 -
719 -#ifdef SD_FAULT_INJECTION
720 -_NOTE(MUTEX_PROTECTS_DATA(sd_lun::un_fi_mutex,
721 - sd_lun::sd_fi_buf_len sd_lun::sd_fi_log))
722 -#endif
723 -
724 -/* _NOTE(LOCK_ORDER(sd_lun::un_sd.sd_mutex sd_lun::un_pm_mutex)) */
725 -
726 -
727 -
728 -/*
729 676 * Referenced for frequently-accessed members of the unit structure
730 677 */
731 678 #define SD_SCSI_DEVP(un) ((un)->un_sd)
732 679 #define SD_DEVINFO(un) ((un)->un_sd->sd_dev)
733 680 #define SD_INQUIRY(un) ((un)->un_sd->sd_inq)
734 681 #define SD_MUTEX(un) (&((un)->un_sd->sd_mutex))
735 682 #define SD_ADDRESS(un) (&((un)->un_sd->sd_address))
736 683 #define SD_GET_DEV(un) (sd_make_device(SD_DEVINFO(un)))
737 684 #define SD_FM_LOG(un) (((struct sd_fm_internal *)\
738 685 ((un)->un_fm_private))->fm_log_level)
739 686
740 -
741 687 /*
742 688 * Values for un_ctype
743 689 */
744 690 #define CTYPE_CDROM 0
745 691 #define CTYPE_MD21 1 /* Obsolete! */
746 692 #define CTYPE_CCS 2
747 693 #define CTYPE_ROD 3
748 694 #define CTYPE_PXRE 4 /* Obsolete! */
749 695
750 696 #define ISCD(un) ((un)->un_ctype == CTYPE_CDROM)
751 697 #define ISROD(un) ((un)->un_ctype == CTYPE_ROD)
752 698 #define ISPXRE(un) ((un)->un_ctype == CTYPE_PXRE)
753 699
754 700 /*
755 701 * This macro checks the vendor of the device to see if it is LSI. Because
756 702 * LSI has some devices out there that return 'Symbios' or 'SYMBIOS', we
757 703 * need to check for those also.
758 704 *
759 705 * This is used in some vendor specific checks.
760 706 */
761 707 #define SD_IS_LSI(un) ((un)->un_f_cfg_is_lsi == TRUE)
762 708
763 709 /*
764 710 * Macros to check if the lun is a Sun T3 or a T4
765 711 */
766 712 #define SD_IS_T3(un) \
767 713 ((bcmp(SD_INQUIRY(un)->inq_vid, "SUN", 3) == 0) && \
768 714 (bcmp(SD_INQUIRY(un)->inq_pid, "T3", 2) == 0))
769 715
770 716 #define SD_IS_T4(un) \
771 717 ((bcmp(SD_INQUIRY(un)->inq_vid, "SUN", 3) == 0) && \
772 718 (bcmp(SD_INQUIRY(un)->inq_pid, "T4", 2) == 0))
773 719
774 720 /*
775 721 * Macros for non-512 byte writes to removable devices.
776 722 */
777 723 #define NOT_DEVBSIZE(un) \
778 724 ((un)->un_tgt_blocksize != (un)->un_sys_blocksize)
779 725
780 726 /*
781 727 * Check that a write map, used for locking lba ranges for writes, is in
782 728 * the linked list.
783 729 */
784 730 #define ONLIST(un, wmp) \
785 731 (((un)->un_wm == (wmp)) || ((wmp)->wm_prev != NULL))
786 732
787 733 /*
788 734 * Free a write map which is on list. Basically make sure that nobody is
789 735 * sleeping on it before freeing it.
790 736 */
791 737 #define FREE_ONLIST_WMAP(un, wmp) \
792 738 if (!(wmp)->wm_wanted_count) { \
793 739 sd_free_inlist_wmap((un), (wmp)); \
794 740 (wmp) = NULL; \
795 741 }
796 742
797 743 #define CHK_N_FREEWMP(un, wmp) \
798 744 if (!ONLIST((un), (wmp))) { \
799 745 kmem_cache_free((un)->un_wm_cache, (wmp)); \
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800 746 (wmp) = NULL; \
801 747 } else { \
802 748 FREE_ONLIST_WMAP((un), (wmp)); \
803 749 }
804 750
805 751 /*
806 752 * Values used to in wm_flags field of sd_w_map.
807 753 */
808 754 #define SD_WTYPE_SIMPLE 0x001 /* Write aligned at blksize boundary */
809 755 #define SD_WTYPE_RMW 0x002 /* Write requires read-modify-write */
810 -#define SD_WM_BUSY 0x100 /* write-map is busy */
756 +#define SD_WM_BUSY 0x100 /* write-map is busy */
811 757
812 758 /*
813 759 * RMW type
814 760 */
815 761 #define SD_RMW_TYPE_DEFAULT 0 /* do rmw with warning message */
816 762 #define SD_RMW_TYPE_NO_WARNING 1 /* do rmw without warning message */
817 -#define SD_RMW_TYPE_RETURN_ERROR 2 /* rmw disabled */
763 +#define SD_RMW_TYPE_RETURN_ERROR 2 /* rmw disabled */
818 764
819 765 /* Device error kstats */
820 766 struct sd_errstats {
821 767 struct kstat_named sd_softerrs;
822 768 struct kstat_named sd_harderrs;
823 769 struct kstat_named sd_transerrs;
824 770 struct kstat_named sd_vid;
825 771 struct kstat_named sd_pid;
826 772 struct kstat_named sd_revision;
827 773 struct kstat_named sd_serial;
828 774 struct kstat_named sd_capacity;
829 775 struct kstat_named sd_rq_media_err;
830 776 struct kstat_named sd_rq_ntrdy_err;
831 777 struct kstat_named sd_rq_nodev_err;
832 778 struct kstat_named sd_rq_recov_err;
833 779 struct kstat_named sd_rq_illrq_err;
834 780 struct kstat_named sd_rq_pfa_err;
835 781 };
836 782
837 783
838 784 /*
839 785 * Structs and definitions for SCSI-3 Persistent Reservation
840 786 */
841 787 typedef struct sd_prin_readkeys {
842 788 uint32_t generation;
843 789 uint32_t len;
844 790 mhioc_resv_key_t *keylist;
845 791 } sd_prin_readkeys_t;
846 792
847 793 typedef struct sd_readresv_desc {
848 794 mhioc_resv_key_t resvkey;
849 795 uint32_t scope_specific_addr;
850 796 uint8_t reserved_1;
851 797 #if defined(_BIT_FIELDS_LTOH)
852 798 uint8_t type:4,
853 799 scope:4;
854 800 #elif defined(_BIT_FIELDS_HTOL)
855 801 uint8_t scope:4,
856 802 type:4;
857 803 #else
858 804 #error One of _BIT_FIELDS_LTOH or _BIT_FIELDS_HTOL must be defined
859 805 #endif /* _BIT_FIELDS_LTOH */
860 806 uint8_t reserved_2;
861 807 uint8_t reserved_3;
862 808 } sd_readresv_desc_t;
863 809
864 810 typedef struct sd_prin_readresv {
865 811 uint32_t generation;
866 812 uint32_t len;
867 813 sd_readresv_desc_t *readresv_desc;
868 814 } sd_prin_readresv_t;
869 815
870 816 typedef struct sd_prout {
871 817 uchar_t res_key[MHIOC_RESV_KEY_SIZE];
872 818 uchar_t service_key[MHIOC_RESV_KEY_SIZE];
873 819 uint32_t scope_address;
874 820 #if defined(_BIT_FIELDS_LTOH)
875 821 uchar_t aptpl:1,
876 822 reserved:7;
877 823 #elif defined(_BIT_FIELDS_HTOL)
878 824 uchar_t reserved:7,
879 825 aptpl:1;
880 826 #else
881 827 #error One of _BIT_FIELDS_LTOH or _BIT_FIELDS_HTOL must be defined
882 828 #endif /* _BIT_FIELDS_LTOH */
883 829 uchar_t reserved_1;
884 830 uint16_t ext_len;
885 831 } sd_prout_t;
886 832
887 833 #define SD_READ_KEYS 0x00
888 834 #define SD_READ_RESV 0x01
889 835
890 836 #define SD_SCSI3_REGISTER 0x00
891 837 #define SD_SCSI3_RESERVE 0x01
892 838 #define SD_SCSI3_RELEASE 0x02
893 839 #define SD_SCSI3_CLEAR 0x03
894 840 #define SD_SCSI3_PREEMPTANDABORT 0x05
895 841 #define SD_SCSI3_REGISTERANDIGNOREKEY 0x06
896 842
897 843 /*
898 844 * Note: The default init of un_reservation_type is to the value of '0'
899 845 * (from the ddi_softs_state_zalloc) which means it is defaulting to SCSI-3
900 846 * reservation type. This is ok because during attach we use a SCSI-3
901 847 * PRIORITY RESERVE IN command to determine the reservation type, and set
902 848 * un_reservation_type for all cases.
903 849 */
904 850 #define SD_SCSI3_RESERVATION 0x0
905 851 #define SD_SCSI2_RESERVATION 0x1
906 852 #define SCSI3_RESV_DESC_LEN 16
907 853
908 854 /*
909 855 * Reservation Status's
910 856 */
911 857 #define SD_RELEASE 0x0000
912 858 #define SD_RESERVE 0x0001
913 859 #define SD_TKOWN 0x0002
914 860 #define SD_LOST_RESERVE 0x0004
915 861 #define SD_FAILFAST 0x0080
916 862 #define SD_WANT_RESERVE 0x0100
917 863 #define SD_RESERVATION_CONFLICT 0x0200
918 864 #define SD_PRIORITY_RESERVE 0x0400
919 865
920 866 #define SD_TARGET_IS_UNRESERVED 0
921 867 #define SD_TARGET_IS_RESERVED 1
922 868
923 869 /*
924 870 * Save page in mode_select
925 871 */
926 872 #define SD_DONTSAVE_PAGE 0
927 873 #define SD_SAVE_PAGE 1
928 874
929 875 /*
930 876 * Delay before reclaiming reservation is 6 seconds, in units of micro seconds
931 877 */
932 878 #define SD_REINSTATE_RESV_DELAY 6000000
933 879
934 880 #define SD_MODE2_BLKSIZE 2336 /* bytes */
935 881
936 882 /*
937 883 * Solid State Drive default sector size
938 884 */
939 885 #define SSD_SECSIZE 4096
940 886
941 887 /*
942 888 * Resource type definitions for multi host control operations. Specifically,
943 889 * queue and request definitions for reservation request handling between the
944 890 * scsi facility callback function (sd_mhd_watch_cb) and the reservation
945 891 * reclaim thread (sd_resv_reclaim_thread)
946 892 */
947 893 struct sd_thr_request {
948 894 dev_t dev;
949 895 struct sd_thr_request *sd_thr_req_next;
950 896 };
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951 897
952 898 struct sd_resv_reclaim_request {
953 899 kthread_t *srq_resv_reclaim_thread;
954 900 struct sd_thr_request *srq_thr_req_head;
955 901 struct sd_thr_request *srq_thr_cur_req;
956 902 kcondvar_t srq_inprocess_cv;
957 903 kmutex_t srq_resv_reclaim_mutex;
958 904 kcondvar_t srq_resv_reclaim_cv;
959 905 };
960 906
961 -_NOTE(MUTEX_PROTECTS_DATA(sd_resv_reclaim_request::srq_resv_reclaim_mutex,
962 - sd_resv_reclaim_request))
963 -_NOTE(SCHEME_PROTECTS_DATA("unshared data", sd_thr_request))
964 -_NOTE(SCHEME_PROTECTS_DATA("Unshared data", sd_prout))
965 -
966 -
967 -
968 907 /*
969 908 * Driver Logging Components
970 909 *
971 910 * These components cover the functional entry points and areas of the
972 911 * driver. A component value is used for the entry point and utility
973 912 * functions used by the entry point. The common component value is used
974 913 * in those routines that are called from many areas of the driver.
975 914 *
976 915 * This can be done by adding the following two lines to /etc/system:
977 916 * set sd:sd_component_mask=0x00080000
978 917 * set sd:sd_level_mask=0x00000008
979 918 */
980 919 #define SD_LOG_PROBE 0x00000001
981 920 #define SD_LOG_ATTACH_DETACH 0x00000002
982 921 #define SD_LOG_OPEN_CLOSE 0x00000004
983 922 #define SD_LOG_READ_WRITE 0x00000008
984 923 #define SD_LOG_POWER 0x00000010
985 924 #define SD_LOG_IOCTL 0x00000020
986 925 #define SD_LOG_IOCTL_MHD 0x00000040
987 926 #define SD_LOG_IOCTL_RMMEDIA 0x00000080
988 927 #define SD_LOG_IOCTL_DKIO 0x00000100
989 928 #define SD_LOG_IO 0x00000200
990 929 #define SD_LOG_IO_CORE 0x00000400
991 930 #define SD_LOG_IO_DISKSORT 0x00000800
992 931 #define SD_LOG_IO_PARTITION 0x00001000
993 932 #define SD_LOG_IO_RMMEDIA 0x00002000
994 933 #define SD_LOG_IO_CHKSUM 0x00004000
995 934 #define SD_LOG_IO_SDIOCTL 0x00008000
996 935 #define SD_LOG_IO_PM 0x00010000
997 936 #define SD_LOG_ERROR 0x00020000
998 937 #define SD_LOG_DUMP 0x00040000
999 938 #define SD_LOG_COMMON 0x00080000
1000 939 #define SD_LOG_SDTEST 0x00100000
1001 940 #define SD_LOG_IOERR 0x00200000
1002 941 #define SD_LOG_IO_FAILFAST 0x00400000
1003 942
1004 943 /* Driver Logging Levels */
1005 944 #define SD_LOGMASK_ERROR 0x00000001
1006 945 #define SD_LOGMASK_DUMP_MEM 0x00000002
1007 946 #define SD_LOGMASK_INFO 0x00000004
1008 947 #define SD_LOGMASK_TRACE 0x00000008
1009 948 #define SD_LOGMASK_DIAG 0x00000010
1010 949
1011 950 /* Driver Logging Formats */
1012 951 #define SD_LOG_HEX 0x00000001
1013 952 #define SD_LOG_CHAR 0x00000002
1014 953
1015 954 /*
1016 955 * The following macros should be used to log driver debug information
1017 956 * only. The output is filtered according to the component and level mask
1018 957 * values. Non-debug information, such as driver warnings intended for
1019 958 * the user should be logged via the scsi_log facility to ensure that
1020 959 * they are not filtered.
1021 960 */
1022 961 #if DEBUG || lint
1023 962 #define SDDEBUG
1024 963
1025 964 /* SD_ERROR is called to log driver error conditions */
1026 965 #define SD_ERROR sd_log_err
1027 966
1028 967 /* SD_TRACE is called to log driver trace conditions (function entry/exit) */
1029 968 #define SD_TRACE sd_log_trace
1030 969
1031 970 /* SD_INFO is called to log general purpose driver info */
1032 971 #define SD_INFO sd_log_info
1033 972
1034 973 /* SD_DUMP_MEMORY is called to dump a data buffer to the log */
1035 974 #define SD_DUMP_MEMORY sd_dump_memory
1036 975
1037 976 /* RESET/ABORTS testing ioctls */
1038 977 #define DKIOCRESET (DKIOC|14)
1039 978 #define DKIOCABORT (DKIOC|15)
1040 979
1041 980 #ifdef SD_FAULT_INJECTION
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1042 981 /*
1043 982 * sd_fi_pkt replicates the variables that are exposed through pkt
1044 983 *
1045 984 * sd_fi_xb replicates the variables that are exposed through xb
1046 985 *
1047 986 * sd_fi_un replicates the variables that are exposed through un
1048 987 *
1049 988 * sd_fi_arq replicates the variables that are
1050 989 * exposed for Auto-Reqeust-Sense
1051 990 *
991 + * sd_fi_tran HBA-level fault injection.
992 + *
1052 993 */
1053 994 struct sd_fi_pkt {
1054 995 uint_t pkt_flags; /* flags */
1055 996 uchar_t pkt_scbp; /* pointer to status block */
1056 997 uchar_t pkt_cdbp; /* pointer to command block */
1057 998 uint_t pkt_state; /* state of command */
1058 999 uint_t pkt_statistics; /* statistics */
1059 1000 uchar_t pkt_reason; /* reason completion called */
1060 1001 };
1061 1002
1062 1003 struct sd_fi_xb {
1063 1004 daddr_t xb_blkno;
1064 1005 ssize_t xb_dma_resid;
1065 1006 short xb_retry_count;
1066 1007 short xb_victim_retry_count;
1067 1008 uchar_t xb_sense_status;
1068 1009 uint_t xb_sense_state;
1069 1010 ssize_t xb_sense_resid;
1070 1011 uchar_t xb_sense_data[SENSE_LENGTH];
1071 1012 uchar_t es_code;
1072 1013 uchar_t es_key;
1073 1014 uchar_t es_add_code;
1074 1015 uchar_t es_qual_code;
1075 1016 };
1076 1017
1077 1018 struct sd_fi_un {
1078 1019 uchar_t inq_rmb;
1079 1020 uchar_t un_ctype;
1080 1021 uint_t un_notready_retry_count;
1081 1022 uint_t un_reset_retry_count;
1082 1023 uchar_t un_reservation_type;
1083 1024 ushort_t un_notrdy_delay;
1084 1025 short un_resvd_status;
1085 1026 uint32_t
1086 1027 un_f_arq_enabled,
1087 1028 un_f_allow_bus_device_reset,
1088 1029 un_f_opt_queueing;
1089 1030 timeout_id_t un_restart_timeid;
1090 1031 };
1091 1032
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1092 1033 struct sd_fi_arq {
1093 1034 struct scsi_status sts_status;
1094 1035 struct scsi_status sts_rqpkt_status;
1095 1036 uchar_t sts_rqpkt_reason;
1096 1037 uchar_t sts_rqpkt_resid;
1097 1038 uint_t sts_rqpkt_state;
1098 1039 uint_t sts_rqpkt_statistics;
1099 1040 struct scsi_extended_sense sts_sensedata;
1100 1041 };
1101 1042
1043 +enum sd_fi_tran_cmd {
1044 + SD_FLTINJ_CMD_BUSY, /* Reject command instead of sending it to HW */
1045 + SD_FLTINJ_CMD_TIMEOUT /* Time-out command. */
1046 +};
1047 +
1048 +struct sd_fi_tran {
1049 + enum sd_fi_tran_cmd tran_cmd;
1050 +};
1051 +
1102 1052 /*
1103 1053 * Conditional set def
1104 1054 */
1105 1055 #define SD_CONDSET(a, b, c, d) \
1106 1056 { \
1107 1057 a->c = ((fi_ ## b)->c); \
1108 1058 SD_INFO(SD_LOG_IOERR, un, \
1109 1059 "sd_fault_injection:" \
1110 1060 "setting %s to %d\n", \
1111 1061 d, ((fi_ ## b)->c)); \
1112 1062 }
1113 1063
1114 1064 /* SD FaultInjection ioctls */
1115 -#define SDIOC ('T'<<8)
1116 -#define SDIOCSTART (SDIOC|1)
1117 -#define SDIOCSTOP (SDIOC|2)
1065 +#define SDIOC ('T'<<8)
1066 +#define SDIOCSTART (SDIOC|1)
1067 +#define SDIOCSTOP (SDIOC|2)
1118 1068 #define SDIOCINSERTPKT (SDIOC|3)
1119 1069 #define SDIOCINSERTXB (SDIOC|4)
1120 1070 #define SDIOCINSERTUN (SDIOC|5)
1121 1071 #define SDIOCINSERTARQ (SDIOC|6)
1122 -#define SDIOCPUSH (SDIOC|7)
1072 +#define SDIOCPUSH (SDIOC|7)
1123 1073 #define SDIOCRETRIEVE (SDIOC|8)
1124 -#define SDIOCRUN (SDIOC|9)
1074 +#define SDIOCRUN (SDIOC|9)
1075 +#define SDIOCINSERTTRAN (SDIOC|0xA)
1125 1076 #endif
1126 1077
1127 1078 #else
1128 1079
1129 1080 #undef SDDEBUG
1130 1081 #define SD_ERROR { if (0) sd_log_err; }
1131 1082 #define SD_TRACE { if (0) sd_log_trace; }
1132 1083 #define SD_INFO { if (0) sd_log_info; }
1133 1084 #define SD_DUMP_MEMORY { if (0) sd_dump_memory; }
1134 1085 #endif
1135 1086
1136 1087
1137 1088 /*
1138 1089 * Miscellaneous macros
1139 1090 */
1140 1091
1141 1092 #define SD_USECTOHZ(x) (drv_usectohz((x)*1000000))
1142 1093 #define SD_GET_PKT_STATUS(pktp) ((*(pktp)->pkt_scbp) & STATUS_MASK)
1143 1094
1144 1095 #define SD_BIOERROR(bp, errcode) \
1145 1096 if ((bp)->b_resid == 0) { \
1146 1097 (bp)->b_resid = (bp)->b_bcount; \
1147 1098 } \
1148 1099 if ((bp)->b_error == 0) { \
1149 1100 bioerror(bp, errcode); \
1150 1101 } \
1151 1102 (bp)->b_flags |= B_ERROR;
1152 1103
1153 1104 #define SD_FILL_SCSI1_LUN_CDB(lunp, cdbp) \
1154 1105 if (! (lunp)->un_f_is_fibre && \
1155 1106 SD_INQUIRY((lunp))->inq_ansi == 0x01) { \
1156 1107 int _lun = ddi_prop_get_int(DDI_DEV_T_ANY, \
1157 1108 SD_DEVINFO((lunp)), DDI_PROP_DONTPASS, \
1158 1109 SCSI_ADDR_PROP_LUN, 0); \
1159 1110 if (_lun > 0) { \
1160 1111 (cdbp)->scc_lun = _lun; \
1161 1112 } \
1162 1113 }
1163 1114
1164 1115 #define SD_FILL_SCSI1_LUN(lunp, pktp) \
1165 1116 SD_FILL_SCSI1_LUN_CDB((lunp), (union scsi_cdb *)(pktp)->pkt_cdbp)
1166 1117
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1167 1118 /*
1168 1119 * Disk driver states
1169 1120 */
1170 1121
1171 1122 #define SD_STATE_NORMAL 0
1172 1123 #define SD_STATE_OFFLINE 1
1173 1124 #define SD_STATE_RWAIT 2
1174 1125 #define SD_STATE_DUMPING 3
1175 1126 #define SD_STATE_SUSPENDED 4
1176 1127 #define SD_STATE_PM_CHANGING 5
1128 +#define SD_STATE_ATTACHING 6
1129 +#define SD_STATE_ATTACH_FAILED 7
1177 1130
1178 1131 /*
1179 1132 * The table is to be interpreted as follows: The rows lists all the states
1180 1133 * and each column is a state that a state in each row *can* reach. The entries
1181 1134 * in the table list the event that cause that transition to take place.
1182 1135 * For e.g.: To go from state RWAIT to SUSPENDED, event (d)-- which is the
1183 1136 * invocation of DDI_SUSPEND-- has to take place. Note the same event could
1184 1137 * cause the transition from one state to two different states. e.g., from
1185 1138 * state SUSPENDED, when we get a DDI_RESUME, we just go back to the *last
1186 1139 * state* whatever that might be. (NORMAL or OFFLINE).
1187 1140 *
1188 1141 *
1189 1142 * State Transition Table:
1190 1143 *
1191 1144 * NORMAL OFFLINE RWAIT DUMPING SUSPENDED PM_SUSPENDED
1192 1145 *
1193 1146 * NORMAL - (a) (b) (c) (d) (h)
1194 1147 *
1195 1148 * OFFLINE (e) - (e) (c) (d) NP
1196 1149 *
1197 1150 * RWAIT (f) NP - (c) (d) (h)
1198 1151 *
1199 1152 * DUMPING NP NP NP - NP NP
1200 1153 *
1201 1154 * SUSPENDED (g) (g) (b) NP* - NP
1202 1155 *
1203 1156 * PM_SUSPENDED (i) NP (b) (c) (d) -
1204 1157 *
1205 1158 * NP : Not Possible.
1206 1159 * (a): Disk does not respond.
1207 1160 * (b): Packet Allocation Fails
1208 1161 * (c): Panic - Crash dump
1209 1162 * (d): DDI_SUSPEND is called.
1210 1163 * (e): Disk has a successful I/O completed.
1211 1164 * (f): sdrunout() calls sdstart() which sets it NORMAL
1212 1165 * (g): DDI_RESUME is called.
1213 1166 * (h): Device threshold exceeded pm framework called power
1214 1167 * entry point or pm_lower_power called in detach.
1215 1168 * (i): When new I/O come in.
1216 1169 * * : When suspended, we dont change state during panic dump
1217 1170 */
1218 1171
1219 1172
1220 1173 #define SD_MAX_THROTTLE 256
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1221 1174 #define SD_MIN_THROTTLE 8
1222 1175 /*
1223 1176 * Lowest valid max. and min. throttle value.
1224 1177 * This is set to 2 because if un_min_throttle were allowed to be 1 then
1225 1178 * un_throttle would never get set to a value less than un_min_throttle
1226 1179 * (0 is a special case) which means it would never get set back to
1227 1180 * un_saved_throttle in routine sd_restore_throttle().
1228 1181 */
1229 1182 #define SD_LOWEST_VALID_THROTTLE 2
1230 1183
1231 -
1232 -
1233 1184 /* Return codes for sd_send_polled_cmd() and sd_scsi_poll() */
1234 1185 #define SD_CMD_SUCCESS 0
1235 1186 #define SD_CMD_FAILURE 1
1236 1187 #define SD_CMD_RESERVATION_CONFLICT 2
1237 1188 #define SD_CMD_ILLEGAL_REQUEST 3
1238 1189 #define SD_CMD_BECOMING_READY 4
1239 1190 #define SD_CMD_CHECK_CONDITION 5
1240 1191
1241 1192 /* Return codes for sd_ready_and_valid */
1242 1193 #define SD_READY_VALID 0
1243 1194 #define SD_NOT_READY_VALID 1
1244 1195 #define SD_RESERVED_BY_OTHERS 2
1245 1196
1246 1197 #define SD_PATH_STANDARD 0
1247 1198 #define SD_PATH_DIRECT 1
1248 1199 #define SD_PATH_DIRECT_PRIORITY 2
1249 1200
1250 1201 #define SD_UNIT_ATTENTION_RETRY 40
1251 1202
1252 1203 /*
1253 1204 * The following three are bit flags passed into sd_send_scsi_TEST_UNIT_READY
1254 1205 * to control specific behavior.
1255 1206 */
1256 1207 #define SD_CHECK_FOR_MEDIA 0x01
1257 1208 #define SD_DONT_RETRY_TUR 0x02
1258 1209 #define SD_BYPASS_PM 0x04
1259 1210
1260 1211 #define SD_GROUP0_MAX_ADDRESS (0x1fffff)
1261 1212 #define SD_GROUP0_MAXCOUNT (0xff)
1262 1213 #define SD_GROUP1_MAX_ADDRESS (0xffffffff)
1263 1214 #define SD_GROUP1_MAXCOUNT (0xffff)
1264 1215
1265 1216 #define SD_BECOMING_ACTIVE 0x01
1266 1217 #define SD_REMOVAL_ALLOW 0
1267 1218 #define SD_REMOVAL_PREVENT 1
1268 1219
1269 1220 #define SD_GET_PKT_OPCODE(pktp) \
1270 1221 (((union scsi_cdb *)((pktp)->pkt_cdbp))->cdb_un.cmd)
1271 1222
1272 1223
1273 1224 #define SD_NO_RETRY_ISSUED 0
1274 1225 #define SD_DELAYED_RETRY_ISSUED 1
1275 1226 #define SD_IMMEDIATE_RETRY_ISSUED 2
1276 1227
1277 1228 #if defined(__i386) || defined(__amd64)
1278 1229 #define SD_UPDATE_B_RESID(bp, pktp) \
1279 1230 ((bp)->b_resid += (pktp)->pkt_resid + (SD_GET_XBUF(bp)->xb_dma_resid))
1280 1231 #else
1281 1232 #define SD_UPDATE_B_RESID(bp, pktp) \
1282 1233 ((bp)->b_resid += (pktp)->pkt_resid)
1283 1234 #endif
1284 1235
1285 1236
1286 1237 #define SD_RETRIES_MASK 0x00FF
1287 1238 #define SD_RETRIES_NOCHECK 0x0000
1288 1239 #define SD_RETRIES_STANDARD 0x0001
1289 1240 #define SD_RETRIES_VICTIM 0x0002
1290 1241 #define SD_RETRIES_BUSY 0x0003
1291 1242 #define SD_RETRIES_UA 0x0004
1292 1243 #define SD_RETRIES_ISOLATE 0x8000
1293 1244 #define SD_RETRIES_FAILFAST 0x4000
1294 1245
1295 1246 #define SD_UPDATE_RESERVATION_STATUS(un, pktp) \
1296 1247 if (((pktp)->pkt_reason == CMD_RESET) || \
1297 1248 ((pktp)->pkt_statistics & (STAT_BUS_RESET | STAT_DEV_RESET))) { \
1298 1249 if (((un)->un_resvd_status & SD_RESERVE) == SD_RESERVE) { \
1299 1250 (un)->un_resvd_status |= \
1300 1251 (SD_LOST_RESERVE | SD_WANT_RESERVE); \
1301 1252 } \
1302 1253 }
1303 1254
1304 1255 #define SD_SENSE_DATA_IS_VALID 0
1305 1256 #define SD_SENSE_DATA_IS_INVALID 1
1306 1257
1307 1258 /*
1308 1259 * Delay (in seconds) before restoring the "throttle limit" back
1309 1260 * to its maximum value.
1310 1261 * 60 seconds is what we will wait for to reset the
1311 1262 * throttle back to it SD_MAX_THROTTLE for TRAN_BUSY.
1312 1263 * 10 seconds for STATUS_QFULL because QFULL will incrementally
1313 1264 * increase the throttle limit until it reaches max value.
1314 1265 */
1315 1266 #define SD_RESET_THROTTLE_TIMEOUT 60
1316 1267 #define SD_QFULL_THROTTLE_TIMEOUT 10
1317 1268
1318 1269 #define SD_THROTTLE_TRAN_BUSY 0
1319 1270 #define SD_THROTTLE_QFULL 1
1320 1271
1321 1272 #define SD_THROTTLE_RESET_INTERVAL \
1322 1273 (sd_reset_throttle_timeout * drv_usectohz(1000000))
1323 1274
1324 1275 #define SD_QFULL_THROTTLE_RESET_INTERVAL \
1325 1276 (sd_qfull_throttle_timeout * drv_usectohz(1000000))
1326 1277
1327 1278
1328 1279 /*
1329 1280 * xb_pkt_flags defines
1330 1281 * SD_XB_DMA_FREED indicates the scsi_pkt has had its DMA resources freed
1331 1282 * by a call to scsi_dmafree(9F). The resources must be reallocated before
1332 1283 * before a call to scsi_transport can be made again.
1333 1284 * SD_XB_USCSICMD indicates the scsi request is a uscsi request
1334 1285 * SD_XB_INITPKT_MASK: since this field is also used to store flags for
1335 1286 * a scsi_init_pkt(9F) call, we need a mask to make sure that we don't
1336 1287 * pass any unintended bits to scsi_init_pkt(9F) (ugly hack).
1337 1288 */
1338 1289 #define SD_XB_DMA_FREED 0x20000000
1339 1290 #define SD_XB_USCSICMD 0x40000000
1340 1291 #define SD_XB_INITPKT_MASK (PKT_CONSISTENT | PKT_DMA_PARTIAL)
1341 1292
1342 1293 /*
1343 1294 * Extension for the buf(9s) struct that we receive from a higher
1344 1295 * layer. Located by b_private in the buf(9S). (The previous contents
1345 1296 * of b_private are saved & restored before calling biodone(9F).)
1346 1297 */
1347 1298 struct sd_xbuf {
1348 1299
1349 1300 struct sd_lun *xb_un; /* Ptr to associated sd_lun */
1350 1301 struct scsi_pkt *xb_pktp; /* Ptr to associated scsi_pkt */
1351 1302
1352 1303 /*
1353 1304 * xb_pktinfo points to any optional data that may be needed
1354 1305 * by the initpkt and/or destroypkt functions. Typical
1355 1306 * use might be to point to a struct uscsi_cmd.
1356 1307 */
1357 1308 void *xb_pktinfo;
1358 1309
1359 1310 /*
1360 1311 * Layer-private data area. This may be used by any layer to store
1361 1312 * layer-specific data on a per-IO basis. Typical usage is for an
1362 1313 * iostart routine to save some info here for later use by its
1363 1314 * partner iodone routine. This area may be used to hold data or
1364 1315 * a pointer to a data block that is allocated/freed by the layer's
1365 1316 * iostart/iodone routines. Allocation & management policy for the
1366 1317 * layer-private area is defined & implemented by each specific
1367 1318 * layer as required.
1368 1319 *
1369 1320 * IMPORTANT: Since a higher layer may depend on the value in the
1370 1321 * xb_private field, each layer must ensure that it returns the
1371 1322 * buf/xbuf to the next higher layer (via SD_NEXT_IODONE()) with
1372 1323 * the SAME VALUE in xb_private as when the buf/xbuf was first
1373 1324 * received by the layer's iostart routine. Typically this is done
1374 1325 * by the iostart routine saving the contents of xb_private into
1375 1326 * a place in the layer-private data area, and the iodone routine
1376 1327 * restoring the value of xb_private before deallocating the
1377 1328 * layer-private data block and calling SD_NEXT_IODONE(). Of course,
1378 1329 * if a layer never modifies xb_private in a buf/xbuf from a higher
1379 1330 * layer, there will be no need to restore the value.
1380 1331 *
1381 1332 * Note that in the case where a layer _creates_ a buf/xbuf (such as
1382 1333 * by calling sd_shadow_buf_alloc()) to pass to a lower layer, it is
1383 1334 * not necessary to preserve the contents of xb_private as there is
1384 1335 * no higher layer dependency on the value of xb_private. Such a
1385 1336 * buf/xbuf must be deallocated by the layer that allocated it and
1386 1337 * must *NEVER* be passed up to a higher layer.
1387 1338 */
1388 1339 void *xb_private; /* Layer-private data block */
1389 1340
1390 1341 /*
1391 1342 * We do not use the b_blkno provided in the buf(9S), as we need to
1392 1343 * make adjustments to it in the driver, but it is not a field that
1393 1344 * the driver owns or is free to modify.
1394 1345 */
1395 1346 daddr_t xb_blkno; /* Absolute block # on target */
1396 1347 uint64_t xb_ena; /* ena for a specific SCSI command */
1397 1348
1398 1349 int xb_chain_iostart; /* iostart side index */
1399 1350 int xb_chain_iodone; /* iodone side index */
1400 1351 int xb_pkt_flags; /* Flags for scsi_init_pkt() */
1401 1352 ssize_t xb_dma_resid;
1402 1353 short xb_retry_count;
1403 1354 short xb_victim_retry_count;
1404 1355 short xb_ua_retry_count; /* unit_attention retry counter */
1405 1356 short xb_nr_retry_count; /* not ready retry counter */
1406 1357
1407 1358 /*
1408 1359 * Various status and data used when a RQS command is run on
1409 1360 * the behalf of this command.
1410 1361 */
1411 1362 struct buf *xb_sense_bp; /* back ptr to buf, for RQS */
1412 1363 uint_t xb_sense_state; /* scsi_pkt state of RQS command */
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1413 1364 ssize_t xb_sense_resid; /* residual of RQS command */
1414 1365 uchar_t xb_sense_status; /* scsi status byte of RQS command */
1415 1366 uchar_t xb_sense_data[SENSE_LENGTH]; /* sense data from RQS cmd */
1416 1367 /*
1417 1368 * Extra sense larger than SENSE_LENGTH will be allocated
1418 1369 * right after xb_sense_data[SENSE_LENGTH]. Please do not
1419 1370 * add any new field after it.
1420 1371 */
1421 1372 };
1422 1373
1423 -_NOTE(SCHEME_PROTECTS_DATA("unique per pkt", sd_xbuf))
1424 -
1425 1374 #define SD_PKT_ALLOC_SUCCESS 0
1426 1375 #define SD_PKT_ALLOC_FAILURE 1
1427 1376 #define SD_PKT_ALLOC_FAILURE_NO_DMA 2
1428 1377 #define SD_PKT_ALLOC_FAILURE_PKT_TOO_SMALL 3
1429 1378 #define SD_PKT_ALLOC_FAILURE_CDB_TOO_SMALL 4
1430 1379
1431 1380 #define SD_GET_XBUF(bp) ((struct sd_xbuf *)((bp)->b_private))
1432 1381 #define SD_GET_UN(bp) ((SD_GET_XBUF(bp))->xb_un)
1433 1382 #define SD_GET_PKTP(bp) ((SD_GET_XBUF(bp))->xb_pktp)
1434 1383 #define SD_GET_BLKNO(bp) ((SD_GET_XBUF(bp))->xb_blkno)
1435 1384
1436 1385 /*
1437 1386 * Special-purpose struct for sd_send_scsi_cmd() to pass command-specific
1438 1387 * data through the layering chains to sd_initpkt_for_uscsi().
1439 1388 */
1440 1389 struct sd_uscsi_info {
1441 1390 int ui_flags;
1442 1391 struct uscsi_cmd *ui_cmdp;
1443 1392 /*
1444 1393 * ui_dkc is used by sd_send_scsi_SYNCHRONIZE_CACHE() to allow
1445 1394 * for async completion notification.
1446 1395 */
1447 1396 struct dk_callback ui_dkc;
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1448 1397 /*
1449 1398 * The following fields are to be used for FMA ereport generation.
1450 1399 */
1451 1400 uchar_t ui_pkt_reason;
1452 1401 uint32_t ui_pkt_state;
1453 1402 uint32_t ui_pkt_statistics;
1454 1403 uint64_t ui_lba;
1455 1404 uint64_t ui_ena;
1456 1405 };
1457 1406
1458 -_NOTE(SCHEME_PROTECTS_DATA("Unshared data", sd_uscsi_info))
1459 -
1460 1407 /*
1461 1408 * This structure is used to issue 'internal' command sequences from the
1462 1409 * driver's attach(9E)/open(9E)/etc entry points. It provides a common context
1463 1410 * for issuing command sequences, with the ability to issue a command
1464 1411 * and provide expected/unexpected assessment of results at any code
1465 1412 * level within the sd_ssc_t scope and preserve the information needed
1466 1413 * produce telemetry for the problem, when needed, from a single
1467 1414 * outer-most-scope point.
1468 1415 *
1469 1416 * The sd_ssc_t abstraction should result in well-structured code where
1470 1417 * the basic code structure is not jeprodized by future localized improvement.
1471 1418 *
1472 1419 * o Scope for a sequence of commands.
1473 1420 * o Within a scoped sequence of commands, provides a single top-level
1474 1421 * location for initiating telementry generation from captured data.
1475 1422 * o Provide a common place to capture command execution data and driver
1476 1423 * assessment information for delivery to telemetry generation point.
1477 1424 * o Mechanism to get device-as-detector (dad) and transport telemetry
1478 1425 * information from interrupt context (sdintr) back to the internal
1479 1426 * command 'driver-assessment' code.
1480 1427 * o Ability to record assessment, and return information back to
1481 1428 * top-level telemetry generation code when an unexpected condition
1482 1429 * occurs.
1483 1430 * o For code paths were an command itself was successful but
1484 1431 * the data returned looks suspect, the ability to record
1485 1432 * 'unexpected data' conditions.
1486 1433 * o Record assessment of issuing the command and interpreting
1487 1434 * the returned data for consumption by top-level ereport telemetry
1488 1435 * generation code.
1489 1436 * o All data required to produce telemetry available off single data
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1490 1437 * structure.
1491 1438 */
1492 1439 typedef struct {
1493 1440 struct sd_lun *ssc_un;
1494 1441 struct uscsi_cmd *ssc_uscsi_cmd;
1495 1442 struct sd_uscsi_info *ssc_uscsi_info;
1496 1443 int ssc_flags; /* Bits for flags */
1497 1444 char ssc_info[1024]; /* Buffer holding for info */
1498 1445 } sd_ssc_t;
1499 1446
1500 -_NOTE(SCHEME_PROTECTS_DATA("Unshared data", sd_ssc_t))
1501 -
1502 1447 /*
1503 1448 * This struct switch different 'type-of-assessment'
1504 1449 * as an input argument for sd_ssc_assessment
1505 1450 *
1506 1451 *
1507 1452 * in sd_send_scsi_XXX or upper-level
1508 1453 *
1509 1454 * - SD_FMT_IGNORE
1510 1455 * when send uscsi command failed, and
1511 1456 * the following code check sense data properly.
1512 1457 * we use 'ignore' to let sd_ssc_assessment
1513 1458 * trust current and do not do additional
1514 1459 * checking for the uscsi command.
1515 1460 *
1516 1461 * - SD_FMT_IGNORE_COMPROMISE
1517 1462 * when send uscsi command failed, and
1518 1463 * the code does not check sense data or we don't
1519 1464 * think the checking is 100% coverage. We mark it
1520 1465 * as 'compromise' to indicate that we need to
1521 1466 * enhance current code in the future.
1522 1467 *
1523 1468 * - SD_FMT_STATUS_CHECK
1524 1469 * when send uscsi command failed and cause sd entries
1525 1470 * failed finally, we need to send out real reason against
1526 1471 * status of uscsi command no matter if there is sense back
1527 1472 * or not.
1528 1473 *
1529 1474 * - SD_FMT_STANDARD
1530 1475 * when send uscsi command succeeded, and
1531 1476 * the code does not check sense data, we need to check
1532 1477 * it to make sure there is no 'fault'.
1533 1478 */
1534 1479 enum sd_type_assessment {
1535 1480 SD_FMT_IGNORE = 0,
1536 1481 SD_FMT_IGNORE_COMPROMISE,
1537 1482 SD_FMT_STATUS_CHECK,
1538 1483 SD_FMT_STANDARD
1539 1484 };
1540 1485
1541 1486 /*
1542 1487 * The following declaration are used as hints of severities when posting
1543 1488 * SCSI FMA ereport.
1544 1489 * - SD_FM_DRV_FATAL
1545 1490 * When posting ereport with SD_FM_DRV_FATAL, the payload
1546 1491 * "driver-assessment" will be "fail" or "fatal" depending on the
1547 1492 * sense-key value. If driver-assessment is "fail", it will be
1548 1493 * propagated to an upset, otherwise, a fault will be propagated.
1549 1494 * - SD_FM_DRV_RETRY
1550 1495 * When posting ereport with SD_FM_DRV_RETRY, the payload
1551 1496 * "driver-assessment" will be "retry", and it will be propagated to an
1552 1497 * upset.
1553 1498 * - SD_FM_DRV_RECOVERY
1554 1499 * When posting ereport with SD_FM_DRV_RECOVERY, the payload
1555 1500 * "driver-assessment" will be "recovered", and it will be propagated to
1556 1501 * an upset.
1557 1502 * - SD_FM_DRV_NOTICE
1558 1503 * When posting ereport with SD_FM_DRV_NOTICE, the payload
1559 1504 * "driver-assessment" will be "info", and it will be propagated to an
1560 1505 * upset.
1561 1506 */
1562 1507 enum sd_driver_assessment {
1563 1508 SD_FM_DRV_FATAL = 0,
1564 1509 SD_FM_DRV_RETRY,
1565 1510 SD_FM_DRV_RECOVERY,
1566 1511 SD_FM_DRV_NOTICE
1567 1512 };
1568 1513
1569 1514 /*
1570 1515 * The following structure is used as a buffer when posting SCSI FMA
1571 1516 * ereport for raw i/o. It will be allocated per sd_lun when entering
1572 1517 * sd_unit_attach and will be deallocated when entering sd_unit_detach.
1573 1518 */
1574 1519 struct sd_fm_internal {
1575 1520 sd_ssc_t fm_ssc;
1576 1521 struct uscsi_cmd fm_ucmd;
1577 1522 struct sd_uscsi_info fm_uinfo;
1578 1523 int fm_log_level;
1579 1524 };
1580 1525
1581 1526 /*
1582 1527 * Bits in ssc_flags
1583 1528 * sd_ssc_init will mark ssc_flags = SSC_FLAGS_UNKNOWN
1584 1529 * sd_ssc_send will mark ssc_flags = SSC_FLAGS_CMD_ISSUED &
1585 1530 * SSC_FLAGS_NEED_ASSESSMENT
1586 1531 * sd_ssc_assessment will clear SSC_FLAGS_CMD_ISSUED and
1587 1532 * SSC_FLAGS_NEED_ASSESSMENT bits of ssc_flags.
1588 1533 * SSC_FLAGS_CMD_ISSUED is to indicate whether the SCSI command has been
1589 1534 * sent out.
1590 1535 * SSC_FLAGS_NEED_ASSESSMENT is to guarantee we will not miss any
1591 1536 * assessment point.
1592 1537 */
1593 1538 #define SSC_FLAGS_UNKNOWN 0x00000000
1594 1539 #define SSC_FLAGS_CMD_ISSUED 0x00000001
1595 1540 #define SSC_FLAGS_NEED_ASSESSMENT 0x00000002
1596 1541 #define SSC_FLAGS_TRAN_ABORT 0x00000004
1597 1542
1598 1543 /*
1599 1544 * The following bits in ssc_flags are for detecting unexpected data.
1600 1545 */
1601 1546 #define SSC_FLAGS_INVALID_PKT_REASON 0x00000010
1602 1547 #define SSC_FLAGS_INVALID_STATUS 0x00000020
1603 1548 #define SSC_FLAGS_INVALID_SENSE 0x00000040
1604 1549 #define SSC_FLAGS_INVALID_DATA 0x00000080
1605 1550
1606 1551 /*
1607 1552 * The following are the values available for sd_fm_internal::fm_log_level.
1608 1553 * SD_FM_LOG_NSUP The driver will log things in traditional way as if
1609 1554 * the SCSI FMA feature is unavailable.
1610 1555 * SD_FM_LOG_SILENT The driver will not print out syslog for FMA error
1611 1556 * telemetry, all the error telemetries will go into
1612 1557 * FMA error log.
1613 1558 * SD_FM_LOG_EREPORT The driver will both print the FMA error telemetry
1614 1559 * and post the error report, but the traditional
1615 1560 * syslog for error telemetry will be suppressed.
1616 1561 */
1617 1562 #define SD_FM_LOG_NSUP 0
1618 1563 #define SD_FM_LOG_SILENT 1
1619 1564 #define SD_FM_LOG_EREPORT 2
1620 1565
1621 1566 /*
1622 1567 * Macros and definitions for driver kstats and errstats
1623 1568 *
1624 1569 * Some third-party layered drivers (they know who they are) do not maintain
1625 1570 * their open/close counts correctly which causes our kstat reporting to get
1626 1571 * messed up & results in panics. These macros will update the driver kstats
1627 1572 * only if the counts are valid.
1628 1573 */
1629 1574 #define SD_UPDATE_COMMON_KSTATS(kstat_function, kstatp) \
1630 1575 if ((kstat_function) == kstat_runq_exit || \
1631 1576 ((kstat_function) == kstat_runq_back_to_waitq)) { \
1632 1577 if (((kstat_io_t *)(kstatp))->rcnt) { \
1633 1578 kstat_function((kstatp)); \
1634 1579 } else { \
1635 1580 cmn_err(CE_WARN, \
1636 1581 "kstat rcnt == 0 when exiting runq, please check\n"); \
1637 1582 } \
1638 1583 } else if ((kstat_function) == kstat_waitq_exit || \
1639 1584 ((kstat_function) == kstat_waitq_to_runq)) { \
1640 1585 if (((kstat_io_t *)(kstatp))->wcnt) { \
1641 1586 kstat_function(kstatp); \
1642 1587 } else { \
1643 1588 cmn_err(CE_WARN, \
1644 1589 "kstat wcnt == 0 when exiting waitq, please check\n"); \
1645 1590 } \
1646 1591 } else { \
1647 1592 kstat_function(kstatp); \
1648 1593 }
1649 1594
1650 1595 #define SD_UPDATE_KSTATS(un, kstat_function, bp) \
1651 1596 ASSERT(SD_GET_XBUF(bp) != NULL); \
1652 1597 if (SD_IS_BUFIO(SD_GET_XBUF(bp))) { \
1653 1598 struct kstat *pksp = \
1654 1599 (un)->un_pstats[SDPART((bp)->b_edev)]; \
1655 1600 ASSERT(mutex_owned(SD_MUTEX(un))); \
1656 1601 if ((un)->un_stats != NULL) { \
1657 1602 kstat_io_t *kip = KSTAT_IO_PTR((un)->un_stats); \
1658 1603 SD_UPDATE_COMMON_KSTATS(kstat_function, kip); \
1659 1604 } \
1660 1605 if (pksp != NULL) { \
1661 1606 kstat_io_t *kip = KSTAT_IO_PTR(pksp); \
1662 1607 SD_UPDATE_COMMON_KSTATS(kstat_function, kip); \
1663 1608 } \
1664 1609 }
1665 1610
1666 1611 #define SD_UPDATE_ERRSTATS(un, x) \
1667 1612 if ((un)->un_errstats != NULL) { \
1668 1613 struct sd_errstats *stp; \
1669 1614 ASSERT(mutex_owned(SD_MUTEX(un))); \
1670 1615 stp = (struct sd_errstats *)(un)->un_errstats->ks_data; \
1671 1616 stp->x.value.ui32++; \
1672 1617 }
1673 1618
1674 1619 #define SD_UPDATE_RDWR_STATS(un, bp) \
1675 1620 if ((un)->un_stats != NULL) { \
1676 1621 kstat_io_t *kip = KSTAT_IO_PTR((un)->un_stats); \
1677 1622 size_t n_done = (bp)->b_bcount - (bp)->b_resid; \
1678 1623 if ((bp)->b_flags & B_READ) { \
1679 1624 kip->reads++; \
1680 1625 kip->nread += n_done; \
1681 1626 } else { \
1682 1627 kip->writes++; \
1683 1628 kip->nwritten += n_done; \
1684 1629 } \
1685 1630 }
1686 1631
1687 1632 #define SD_UPDATE_PARTITION_STATS(un, bp) \
1688 1633 { \
1689 1634 struct kstat *pksp = (un)->un_pstats[SDPART((bp)->b_edev)]; \
1690 1635 if (pksp != NULL) { \
1691 1636 kstat_io_t *kip = KSTAT_IO_PTR(pksp); \
1692 1637 size_t n_done = (bp)->b_bcount - (bp)->b_resid; \
1693 1638 if ((bp)->b_flags & B_READ) { \
1694 1639 kip->reads++; \
1695 1640 kip->nread += n_done; \
1696 1641 } else { \
1697 1642 kip->writes++; \
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1698 1643 kip->nwritten += n_done; \
1699 1644 } \
1700 1645 } \
1701 1646 }
1702 1647
1703 1648
1704 1649 #endif /* defined(_KERNEL) || defined(_KMEMUSER) */
1705 1650
1706 1651
1707 1652 /*
1708 - * 60 seconds is a *very* reasonable amount of time for most slow CD
1709 - * operations.
1653 + * 15 seconds is a *very* reasonable amount of time for any device with retries.
1654 + * Doubled for slow CD operations.
1710 1655 */
1711 -#define SD_IO_TIME 60
1656 +#define SD_IO_TIME 15
1712 1657
1713 1658 /*
1714 1659 * 2 hours is an excessively reasonable amount of time for format operations.
1715 1660 */
1716 1661 #define SD_FMT_TIME (120 * 60)
1717 1662
1718 1663 /*
1719 1664 * 5 seconds is what we'll wait if we get a Busy Status back
1720 1665 */
1721 1666 #define SD_BSY_TIMEOUT (drv_usectohz(5 * 1000000))
1722 1667
1723 1668 /*
1724 1669 * 100 msec. is what we'll wait if we get Unit Attention.
1725 1670 */
1726 1671 #define SD_UA_RETRY_DELAY (drv_usectohz((clock_t)100000))
1727 1672
1728 1673 /*
1729 1674 * 100 msec. is what we'll wait for restarted commands.
1730 1675 */
1731 1676 #define SD_RESTART_TIMEOUT (drv_usectohz((clock_t)100000))
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1732 1677
1733 1678 /*
1734 1679 * 10s misaligned I/O warning message interval
1735 1680 */
1736 1681 #define SD_RMW_MSG_PRINT_TIMEOUT (drv_usectohz((clock_t)10000000))
1737 1682
1738 1683 /*
1739 1684 * 100 msec. is what we'll wait for certain retries for fibre channel
1740 1685 * targets, 0 msec for parallel SCSI.
1741 1686 */
1742 -#if defined(__fibre)
1743 -#define SD_RETRY_DELAY (drv_usectohz(100000))
1744 -#else
1745 1687 #define SD_RETRY_DELAY ((clock_t)0)
1746 -#endif
1747 1688
1748 1689 /*
1749 1690 * Number of times we'll retry a normal operation.
1750 1691 *
1751 1692 * This includes retries due to transport failure
1752 1693 * (need to distinguish between Target and Transport failure)
1753 1694 *
1754 1695 */
1755 -#if defined(__fibre)
1756 -#define SD_RETRY_COUNT 3
1757 -#else
1758 1696 #define SD_RETRY_COUNT 5
1759 -#endif
1760 1697
1761 1698 /*
1762 1699 * Number of times we will retry for unit attention.
1763 1700 */
1764 -#define SD_UA_RETRY_COUNT 600
1701 +#define SD_UA_RETRY_COUNT 25
1765 1702
1766 1703 #define SD_VICTIM_RETRY_COUNT(un) (un->un_victim_retry_count)
1767 1704 #define CD_NOT_READY_RETRY_COUNT(un) (un->un_retry_count * 2)
1768 1705 #define DISK_NOT_READY_RETRY_COUNT(un) (un->un_retry_count / 2)
1769 1706
1770 1707
1771 1708 /*
1772 1709 * Maximum number of units we can support
1773 1710 * (controlled by room in minor device byte)
1774 1711 *
1775 1712 * Note: this value is out of date.
1776 1713 */
1777 1714 #define SD_MAXUNIT 32
1778 1715
1779 1716 /*
1780 1717 * 30 seconds is what we will wait for the IO to finish
1781 1718 * before we fail the DDI_SUSPEND
1782 1719 */
1783 1720 #define SD_WAIT_CMDS_COMPLETE 30
1784 1721
1785 1722 /*
1786 1723 * Prevent/allow media removal flags
1787 1724 */
1788 1725 #define SD_REMOVAL_ALLOW 0
1789 1726 #define SD_REMOVAL_PREVENT 1
1790 1727
1791 1728
1792 1729 /*
1793 1730 * Drive Types (and characteristics)
1794 1731 */
1795 1732 #define VIDMAX 8
1796 1733 #define PIDMAX 16
1797 1734
1798 1735
1799 1736 /*
1800 1737 * The following #defines and type definitions for the property
1801 1738 * processing component of the sd driver.
1802 1739 */
1803 1740
1804 1741
1805 1742 /* Miscellaneous Definitions */
1806 1743 #define SD_CONF_VERSION_1 1
1807 1744 #define SD_CONF_NOT_USED 32
1808 1745
1809 1746 /*
1810 1747 * "pm-capable" property values and macros
1811 1748 */
1812 1749 #define SD_PM_CAPABLE_UNDEFINED -1
1813 1750
1814 1751 #define SD_PM_CAPABLE_IS_UNDEFINED(pm_cap) \
1815 1752 (pm_cap == SD_PM_CAPABLE_UNDEFINED)
1816 1753
1817 1754 #define SD_PM_CAPABLE_IS_FALSE(pm_cap) \
1818 1755 ((pm_cap & PM_CAPABLE_PM_MASK) == 0)
1819 1756
1820 1757 #define SD_PM_CAPABLE_IS_TRUE(pm_cap) \
1821 1758 (!SD_PM_CAPABLE_IS_UNDEFINED(pm_cap) && \
1822 1759 ((pm_cap & PM_CAPABLE_PM_MASK) > 0))
1823 1760
1824 1761 #define SD_PM_CAPABLE_IS_SPC_4(pm_cap) \
1825 1762 ((pm_cap & PM_CAPABLE_PM_MASK) == PM_CAPABLE_SPC4)
1826 1763
1827 1764 #define SD_PM_CAP_LOG_SUPPORTED(pm_cap) \
1828 1765 ((pm_cap & PM_CAPABLE_LOG_SUPPORTED) ? TRUE : FALSE)
1829 1766
1830 1767 #define SD_PM_CAP_SMART_LOG(pm_cap) \
1831 1768 ((pm_cap & PM_CAPABLE_SMART_LOG) ? TRUE : FALSE)
1832 1769
1833 1770 /*
1834 1771 * Property data values used in static configuration table
1835 1772 * These are all based on device characteristics.
1836 1773 * For fibre channel devices, the throttle value is usually
1837 1774 * derived from the devices cmd Q depth divided by the number
1838 1775 * of supported initiators.
1839 1776 */
1840 1777 #define ELITE_THROTTLE_VALUE 10
1841 1778 #define SEAGATE_THROTTLE_VALUE 15
1842 1779 #define IBM_THROTTLE_VALUE 15
1843 1780 #define ST31200N_THROTTLE_VALUE 8
1844 1781 #define FUJITSU_THROTTLE_VALUE 15
1845 1782 #define SYMBIOS_THROTTLE_VALUE 16
1846 1783 #define SYMBIOS_NOTREADY_RETRIES 24
1847 1784 #define LSI_THROTTLE_VALUE 16
1848 1785 #define LSI_NOTREADY_RETRIES 24
1849 1786 #define LSI_OEM_NOTREADY_RETRIES 36
1850 1787 #define PURPLE_THROTTLE_VALUE 64
1851 1788 #define PURPLE_BUSY_RETRIES 60
1852 1789 #define PURPLE_RESET_RETRY_COUNT 36
1853 1790 #define PURPLE_RESERVE_RELEASE_TIME 60
1854 1791 #define SVE_BUSY_RETRIES 60
1855 1792 #define SVE_RESET_RETRY_COUNT 36
1856 1793 #define SVE_RESERVE_RELEASE_TIME 60
1857 1794 #define SVE_THROTTLE_VALUE 10
1858 1795 #define SVE_MIN_THROTTLE_VALUE 2
1859 1796 #define SVE_DISKSORT_DISABLED_FLAG 1
1860 1797 #define MASERATI_DISKSORT_DISABLED_FLAG 1
1861 1798 #define MASERATI_LUN_RESET_ENABLED_FLAG 1
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1862 1799 #define PIRUS_THROTTLE_VALUE 64
1863 1800 #define PIRUS_NRR_COUNT 60
1864 1801 #define PIRUS_BUSY_RETRIES 60
1865 1802 #define PIRUS_RESET_RETRY_COUNT 36
1866 1803 #define PIRUS_MIN_THROTTLE_VALUE 16
1867 1804 #define PIRUS_DISKSORT_DISABLED_FLAG 0
1868 1805 #define PIRUS_LUN_RESET_ENABLED_FLAG 1
1869 1806
1870 1807 /*
1871 1808 * Driver Property Bit Flag definitions
1872 - *
1873 - * Unfortunately, for historical reasons, the bit-flag definitions are
1874 - * different on SPARC, INTEL, & FIBRE platforms.
1875 1809 */
1876 1810
1877 1811 /*
1878 1812 * Bit flag telling driver to set throttle from sd.conf sd-config-list
1879 1813 * and driver table.
1880 1814 *
1881 1815 * The max throttle (q-depth) property implementation is for support of
1882 1816 * fibre channel devices that can drop an i/o request when a queue fills
1883 1817 * up. The number of commands sent to the disk from this driver is
1884 1818 * regulated such that queue overflows are avoided.
1885 1819 */
1886 1820 #define SD_CONF_SET_THROTTLE 0
1887 1821 #define SD_CONF_BSET_THROTTLE (1 << SD_CONF_SET_THROTTLE)
1888 1822
1889 1823 /*
1890 1824 * Bit flag telling driver to set the controller type from sd.conf
1891 1825 * sd-config-list and driver table.
1892 1826 */
1893 -#if defined(__i386) || defined(__amd64)
1894 1827 #define SD_CONF_SET_CTYPE 1
1895 -#elif defined(__fibre)
1896 -#define SD_CONF_SET_CTYPE 5
1897 -#else
1898 -#define SD_CONF_SET_CTYPE 1
1899 -#endif
1900 1828 #define SD_CONF_BSET_CTYPE (1 << SD_CONF_SET_CTYPE)
1901 1829
1902 1830 /*
1903 1831 * Bit flag telling driver to set the not ready retry count for a device from
1904 1832 * sd.conf sd-config-list and driver table.
1905 1833 */
1906 -#if defined(__i386) || defined(__amd64)
1907 1834 #define SD_CONF_SET_NOTREADY_RETRIES 10
1908 -#elif defined(__fibre)
1909 -#define SD_CONF_SET_NOTREADY_RETRIES 1
1910 -#else
1911 -#define SD_CONF_SET_NOTREADY_RETRIES 2
1912 -#endif
1913 1835 #define SD_CONF_BSET_NRR_COUNT (1 << SD_CONF_SET_NOTREADY_RETRIES)
1914 1836
1915 1837 /*
1916 1838 * Bit flag telling driver to set SCSI status BUSY Retries from sd.conf
1917 1839 * sd-config-list and driver table.
1918 1840 */
1919 -#if defined(__i386) || defined(__amd64)
1920 1841 #define SD_CONF_SET_BUSY_RETRIES 11
1921 -#elif defined(__fibre)
1922 -#define SD_CONF_SET_BUSY_RETRIES 2
1923 -#else
1924 -#define SD_CONF_SET_BUSY_RETRIES 5
1925 -#endif
1926 1842 #define SD_CONF_BSET_BSY_RETRY_COUNT (1 << SD_CONF_SET_BUSY_RETRIES)
1927 1843
1928 1844 /*
1929 1845 * Bit flag telling driver that device does not have a valid/unique serial
1930 1846 * number.
1931 1847 */
1932 -#if defined(__i386) || defined(__amd64)
1933 1848 #define SD_CONF_SET_FAB_DEVID 2
1934 -#else
1935 -#define SD_CONF_SET_FAB_DEVID 3
1936 -#endif
1937 1849 #define SD_CONF_BSET_FAB_DEVID (1 << SD_CONF_SET_FAB_DEVID)
1938 1850
1939 1851 /*
1940 1852 * Bit flag telling driver to disable all caching for disk device.
1941 1853 */
1942 -#if defined(__i386) || defined(__amd64)
1943 1854 #define SD_CONF_SET_NOCACHE 3
1944 -#else
1945 -#define SD_CONF_SET_NOCACHE 4
1946 -#endif
1947 1855 #define SD_CONF_BSET_NOCACHE (1 << SD_CONF_SET_NOCACHE)
1948 1856
1949 1857 /*
1950 1858 * Bit flag telling driver that the PLAY AUDIO command requires parms in BCD
1951 1859 * format rather than binary.
1952 1860 */
1953 -#if defined(__i386) || defined(__amd64)
1954 1861 #define SD_CONF_SET_PLAYMSF_BCD 4
1955 -#else
1956 -#define SD_CONF_SET_PLAYMSF_BCD 6
1957 -#endif
1958 1862 #define SD_CONF_BSET_PLAYMSF_BCD (1 << SD_CONF_SET_PLAYMSF_BCD)
1959 1863
1960 1864 /*
1961 1865 * Bit flag telling driver that the response from the READ SUBCHANNEL command
1962 1866 * has BCD fields rather than binary.
1963 1867 */
1964 -#if defined(__i386) || defined(__amd64)
1965 1868 #define SD_CONF_SET_READSUB_BCD 5
1966 -#else
1967 -#define SD_CONF_SET_READSUB_BCD 7
1968 -#endif
1969 1869 #define SD_CONF_BSET_READSUB_BCD (1 << SD_CONF_SET_READSUB_BCD)
1970 1870
1971 1871 /*
1972 1872 * Bit in flags telling driver that the track number fields in the READ TOC
1973 1873 * request and respone are in BCD rather than binary.
1974 1874 */
1975 -#if defined(__i386) || defined(__amd64)
1976 1875 #define SD_CONF_SET_READ_TOC_TRK_BCD 6
1977 -#else
1978 -#define SD_CONF_SET_READ_TOC_TRK_BCD 8
1979 -#endif
1980 1876 #define SD_CONF_BSET_READ_TOC_TRK_BCD (1 << SD_CONF_SET_READ_TOC_TRK_BCD)
1981 1877
1982 1878 /*
1983 1879 * Bit flag telling driver that the address fields in the READ TOC request and
1984 1880 * respone are in BCD rather than binary.
1985 1881 */
1986 -#if defined(__i386) || defined(__amd64)
1987 1882 #define SD_CONF_SET_READ_TOC_ADDR_BCD 7
1988 -#else
1989 -#define SD_CONF_SET_READ_TOC_ADDR_BCD 9
1990 -#endif
1991 1883 #define SD_CONF_BSET_READ_TOC_ADDR_BCD (1 << SD_CONF_SET_READ_TOC_ADDR_BCD)
1992 1884
1993 1885 /*
1994 1886 * Bit flag telling the driver that the device doesn't support the READ HEADER
1995 1887 * command.
1996 1888 */
1997 -#if defined(__i386) || defined(__amd64)
1998 1889 #define SD_CONF_SET_NO_READ_HEADER 8
1999 -#else
2000 -#define SD_CONF_SET_NO_READ_HEADER 10
2001 -#endif
2002 1890 #define SD_CONF_BSET_NO_READ_HEADER (1 << SD_CONF_SET_NO_READ_HEADER)
2003 1891
2004 1892 /*
2005 1893 * Bit flag telling the driver that for the READ CD command the device uses
2006 1894 * opcode 0xd4 rather than 0xbe.
2007 1895 */
2008 -#if defined(__i386) || defined(__amd64)
2009 1896 #define SD_CONF_SET_READ_CD_XD4 9
2010 -#else
2011 -#define SD_CONF_SET_READ_CD_XD4 11
2012 -#endif
2013 1897 #define SD_CONF_BSET_READ_CD_XD4 (1 << SD_CONF_SET_READ_CD_XD4)
2014 1898
2015 1899 /*
2016 1900 * Bit flag telling the driver to set SCSI status Reset Retries
2017 1901 * (un_reset_retry_count) from sd.conf sd-config-list and driver table (4356701)
2018 1902 */
2019 1903 #define SD_CONF_SET_RST_RETRIES 12
2020 1904 #define SD_CONF_BSET_RST_RETRIES (1 << SD_CONF_SET_RST_RETRIES)
2021 1905
2022 1906 /*
2023 1907 * Bit flag telling the driver to set the reservation release timeout value
2024 1908 * from sd.conf sd-config-list and driver table. (4367306)
2025 1909 */
2026 1910 #define SD_CONF_SET_RSV_REL_TIME 13
2027 1911 #define SD_CONF_BSET_RSV_REL_TIME (1 << SD_CONF_SET_RSV_REL_TIME)
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2028 1912
2029 1913 /*
2030 1914 * Bit flag telling the driver to verify that no commands are pending for a
2031 1915 * device before issuing a Test Unit Ready. This is a fw workaround for Seagate
2032 1916 * eliteI drives. (4392016)
2033 1917 */
2034 1918 #define SD_CONF_SET_TUR_CHECK 14
2035 1919 #define SD_CONF_BSET_TUR_CHECK (1 << SD_CONF_SET_TUR_CHECK)
2036 1920
2037 1921 /*
2038 - * Bit in flags telling driver to set min. throttle from ssd.conf
2039 - * ssd-config-list and driver table.
1922 + * Bit in flags telling driver to set min. throttle from sd.conf
1923 + * sd-config-list and driver table.
2040 1924 */
2041 1925 #define SD_CONF_SET_MIN_THROTTLE 15
2042 1926 #define SD_CONF_BSET_MIN_THROTTLE (1 << SD_CONF_SET_MIN_THROTTLE)
2043 1927
2044 1928 /*
2045 - * Bit in flags telling driver to set disksort disable flag from ssd.conf
2046 - * ssd-config-list and driver table.
1929 + * Bit in flags telling driver to set disksort disable flag from sd.conf
1930 + * sd-config-list and driver table.
2047 1931 */
2048 1932 #define SD_CONF_SET_DISKSORT_DISABLED 16
2049 1933 #define SD_CONF_BSET_DISKSORT_DISABLED (1 << SD_CONF_SET_DISKSORT_DISABLED)
2050 1934
2051 1935 /*
2052 - * Bit in flags telling driver to set LUN Reset enable flag from [s]sd.conf
2053 - * [s]sd-config-list and driver table.
1936 + * Bit in flags telling driver to set LUN Reset enable flag from sd.conf
1937 + * sd-config-list and driver table.
2054 1938 */
2055 1939 #define SD_CONF_SET_LUN_RESET_ENABLED 17
2056 1940 #define SD_CONF_BSET_LUN_RESET_ENABLED (1 << SD_CONF_SET_LUN_RESET_ENABLED)
2057 1941
2058 1942 /*
2059 1943 * Bit in flags telling driver that the write cache on the device is
2060 1944 * non-volatile.
2061 1945 */
2062 -#define SD_CONF_SET_CACHE_IS_NV 18
1946 +#define SD_CONF_SET_CACHE_IS_NV 18
2063 1947 #define SD_CONF_BSET_CACHE_IS_NV (1 << SD_CONF_SET_CACHE_IS_NV)
2064 1948
2065 1949 /*
2066 - * Bit in flags telling driver that the power condition flag from [s]sd.conf
2067 - * [s]sd-config-list and driver table.
1950 + * Bit in flags telling driver that the power condition flag from sd.conf
1951 + * sd-config-list and driver table.
2068 1952 */
2069 -#define SD_CONF_SET_PC_DISABLED 19
1953 +#define SD_CONF_SET_PC_DISABLED 19
2070 1954 #define SD_CONF_BSET_PC_DISABLED (1 << SD_CONF_SET_PC_DISABLED)
2071 1955
2072 1956 /*
2073 1957 * This is the number of items currently settable in the sd.conf
2074 1958 * sd-config-list. The mask value is defined for parameter checking. The
2075 1959 * item count and mask should be updated when new properties are added.
2076 1960 */
2077 1961 #define SD_CONF_MAX_ITEMS 19
2078 1962 #define SD_CONF_BIT_MASK 0x0007FFFF
2079 1963
2080 1964 typedef struct {
2081 1965 int sdt_throttle;
2082 1966 int sdt_ctype;
2083 1967 int sdt_not_rdy_retries;
2084 1968 int sdt_busy_retries;
2085 1969 int sdt_reset_retries;
2086 1970 int sdt_reserv_rel_time;
2087 1971 int sdt_min_throttle;
2088 1972 int sdt_disk_sort_dis;
2089 1973 int sdt_lun_reset_enable;
2090 1974 int sdt_suppress_cache_flush;
2091 1975 int sdt_power_condition_dis;
2092 1976 } sd_tunables;
2093 1977
2094 1978 /* Type definition for static configuration table entries */
2095 1979 typedef struct sd_disk_config {
2096 1980 char device_id[25];
2097 1981 uint_t flags;
2098 1982 sd_tunables *properties;
2099 1983 } sd_disk_config_t;
2100 1984
2101 1985 /*
2102 1986 * first 2 bits of byte 4 options for 1bh command
2103 1987 */
2104 1988 #define SD_TARGET_STOP 0x00
2105 1989 #define SD_TARGET_START 0x01
2106 1990 #define SD_TARGET_EJECT 0x02
2107 1991 #define SD_TARGET_CLOSE 0x03
2108 1992
2109 1993 /*
2110 1994 * power condition of byte 4 for 1bh command
2111 1995 */
2112 1996 #define SD_TARGET_START_VALID 0x00
2113 1997 #define SD_TARGET_ACTIVE 0x01
2114 1998 #define SD_TARGET_IDLE 0x02
2115 1999 #define SD_TARGET_STANDBY 0x03
2116 2000
2117 2001
2118 2002 #define SD_MODE_SENSE_PAGE3_CODE 0x03
2119 2003 #define SD_MODE_SENSE_PAGE4_CODE 0x04
2120 2004
2121 2005 #define SD_MODE_SENSE_PAGE3_LENGTH \
2122 2006 (sizeof (struct mode_format) + MODE_PARAM_LENGTH)
2123 2007 #define SD_MODE_SENSE_PAGE4_LENGTH \
2124 2008 (sizeof (struct mode_geometry) + MODE_PARAM_LENGTH)
2125 2009
2126 2010 /*
2127 2011 * These command codes need to be moved to sys/scsi/generic/commands.h
2128 2012 */
2129 2013
2130 2014 /* Both versions of the Read CD command */
2131 2015
2132 2016 /* the official SCMD_READ_CD now comes from cdio.h */
2133 2017 #define SCMD_READ_CDD4 0xd4 /* the one used by some first */
2134 2018 /* generation ATAPI CD drives */
2135 2019
2136 2020 /* expected sector type filter values for Play and Read CD CDBs */
2137 2021 #define CDROM_SECTOR_TYPE_CDDA (1<<2) /* IEC 908:1987 (CDDA) */
2138 2022 #define CDROM_SECTOR_TYPE_MODE1 (2<<2) /* Yellow book 2048 bytes */
2139 2023 #define CDROM_SECTOR_TYPE_MODE2 (3<<2) /* Yellow book 2335 bytes */
2140 2024 #define CDROM_SECTOR_TYPE_MODE2_FORM1 (4<<2) /* 2048 bytes */
2141 2025 #define CDROM_SECTOR_TYPE_MODE2_FORM2 (5<<2) /* 2324 bytes */
2142 2026
2143 2027 /* READ CD filter bits (cdb[9]) */
2144 2028 #define CDROM_READ_CD_SYNC 0x80 /* read sync field */
2145 2029 #define CDROM_READ_CD_HDR 0x20 /* read four byte header */
2146 2030 #define CDROM_READ_CD_SUBHDR 0x40 /* read sub-header */
2147 2031 #define CDROM_READ_CD_ALLHDRS 0x60 /* read header and sub-header */
2148 2032 #define CDROM_READ_CD_USERDATA 0x10 /* read user data */
2149 2033 #define CDROM_READ_CD_EDC_ECC 0x08 /* read EDC and ECC field */
2150 2034 #define CDROM_READ_CD_C2 0x02 /* read C2 error data */
2151 2035 #define CDROM_READ_CD_C2_BEB 0x04 /* read C2 and Block Error Bits */
2152 2036
2153 2037
2154 2038 /*
2155 2039 * These belong in sys/scsi/generic/mode.h
2156 2040 */
2157 2041
2158 2042 /*
2159 2043 * Mode Sense/Select Header response for Group 2 CDB.
2160 2044 */
2161 2045
2162 2046 struct mode_header_grp2 {
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2163 2047 uchar_t length_msb; /* MSB - number of bytes following */
2164 2048 uchar_t length_lsb;
2165 2049 uchar_t medium_type; /* device specific */
2166 2050 uchar_t device_specific; /* device specfic parameters */
2167 2051 uchar_t resv[2]; /* reserved */
2168 2052 uchar_t bdesc_length_hi; /* length of block descriptor(s) */
2169 2053 /* (if any) */
2170 2054 uchar_t bdesc_length_lo;
2171 2055 };
2172 2056
2173 -_NOTE(SCHEME_PROTECTS_DATA("Unshared data", mode_header_grp2))
2174 -
2175 2057 /*
2176 2058 * Length of the Mode Parameter Header for the Group 2 Mode Select command
2177 2059 */
2178 2060 #define MODE_HEADER_LENGTH_GRP2 (sizeof (struct mode_header_grp2))
2179 2061 #define MODE_PARAM_LENGTH_GRP2 (MODE_HEADER_LENGTH_GRP2 + MODE_BLK_DESC_LENGTH)
2180 2062
2181 2063 /*
2182 2064 * Mode Page 1 - Error Recovery Page
2183 2065 */
2184 2066 #define MODEPAGE_ERR_RECOVER 1
2185 2067
2186 2068 /*
2187 2069 * The following buffer length define is 8 bytes for the Group 2 mode page
2188 2070 * header, 8 bytes for the block descriptor and 26 bytes for the cdrom
2189 2071 * capabilities page (per MMC-2)
2190 2072 */
2191 2073 #define MODEPAGE_CDROM_CAP 0x2A
2192 2074 #define MODEPAGE_CDROM_CAP_LEN 26
2193 2075 #define BUFLEN_MODE_CDROM_CAP (MODEPAGE_CDROM_CAP_LEN + \
2194 2076 MODE_HEADER_LENGTH_GRP2 + MODE_BLK_DESC_LENGTH)
2195 2077
2196 2078
2197 2079 /*
2198 2080 * Power management defines
2199 2081 */
2200 2082 #define SD_SPINDLE_UNINIT (-1)
2201 2083 #define SD_SPINDLE_OFF 0
2202 2084 #define SD_SPINDLE_ON 1
2203 2085 #define SD_SPINDLE_STOPPED 0
2204 2086 #define SD_SPINDLE_STANDBY 1
2205 2087 #define SD_SPINDLE_IDLE 2
2206 2088 #define SD_SPINDLE_ACTIVE 3
2207 2089 #define SD_PM_NOT_SUPPORTED 4
2208 2090
2209 2091 /*
2210 2092 * Power method flag
2211 2093 */
2212 2094 #define SD_START_STOP 0
2213 2095 #define SD_POWER_CONDITION 1
2214 2096
2215 2097
2216 2098 /*
2217 2099 * Number of power level for start stop or power condition
2218 2100 */
2219 2101 #define SD_PM_NUM_LEVEL_SSU_SS 2
2220 2102 #define SD_PM_NUM_LEVEL_SSU_PC 4
2221 2103
2222 2104 /*
2223 2105 * SD internal power state change flag
2224 2106 */
2225 2107 #define SD_PM_STATE_CHANGE 0
2226 2108 #define SD_PM_STATE_ROLLBACK 1
2227 2109
2228 2110 /*
2229 2111 * Power attribute table
2230 2112 */
2231 2113 typedef struct disk_power_attr_ss {
2232 2114 char *pm_comp[SD_PM_NUM_LEVEL_SSU_SS + 2]; /* pm component */
2233 2115 int ran_perf[SD_PM_NUM_LEVEL_SSU_SS]; /* random performance */
2234 2116 int pwr_saving[SD_PM_NUM_LEVEL_SSU_SS]; /* power saving */
2235 2117 int latency[SD_PM_NUM_LEVEL_SSU_SS]; /* latency */
2236 2118 }sd_power_attr_ss;
2237 2119
2238 2120 typedef struct disk_power_attr_pc {
2239 2121 char *pm_comp[SD_PM_NUM_LEVEL_SSU_PC + 2]; /* pm component */
2240 2122 int ran_perf[SD_PM_NUM_LEVEL_SSU_PC]; /* random performance */
2241 2123 int pwr_saving[SD_PM_NUM_LEVEL_SSU_PC]; /* power saving */
2242 2124 int latency[SD_PM_NUM_LEVEL_SSU_PC]; /* latency */
2243 2125 }sd_power_attr_pc;
2244 2126
2245 2127
2246 2128 /*
2247 2129 * No Need to resume if already in PM_SUSPEND state because the thread
2248 2130 * was suspended in sdpower. It will be resumed when sdpower is invoked to make
2249 2131 * the device active.
2250 2132 * When the thread is suspended, the watch thread is terminated and
2251 2133 * the token is NULLed so check for this condition.
2252 2134 * If there's a thread that can be resumed, ie. token is not NULL, then
2253 2135 * it can be resumed.
2254 2136 */
2255 2137 #define SD_OK_TO_RESUME_SCSI_WATCHER(un) (un->un_swr_token != NULL)
2256 2138 /*
2257 2139 * No Need to resume if already in PM_SUSPEND state because the thread
2258 2140 * was suspended in sdpower. It will be resumed when sdpower is invoked to make
2259 2141 * the device active.
2260 2142 * When the thread is suspended, the watch thread is terminated and
2261 2143 * the token is NULLed so check for this condition.
2262 2144 */
2263 2145 #define SD_OK_TO_SUSPEND_SCSI_WATCHER(un) (un->un_swr_token != NULL)
2264 2146 #define SD_DEVICE_IS_IN_LOW_POWER(un) ((un->un_f_pm_is_enabled) && \
2265 2147 (un->un_pm_count < 0))
2266 2148 #define SD_PM_STATE_ACTIVE(un) \
2267 2149 (un->un_f_power_condition_supported ? \
2268 2150 SD_SPINDLE_ACTIVE : SD_SPINDLE_ON)
2269 2151 #define SD_PM_STATE_STOPPED(un) \
2270 2152 (un->un_f_power_condition_supported ? \
2271 2153 SD_SPINDLE_STOPPED : SD_SPINDLE_OFF)
2272 2154 #define SD_PM_IS_LEVEL_VALID(un, level) \
2273 2155 ((un->un_f_power_condition_supported && \
2274 2156 level >= SD_SPINDLE_STOPPED && \
2275 2157 level <= SD_SPINDLE_ACTIVE) || \
2276 2158 (!un->un_f_power_condition_supported && \
2277 2159 level >= SD_SPINDLE_OFF && \
2278 2160 level <= SD_SPINDLE_ON))
2279 2161 #define SD_PM_IS_IO_CAPABLE(un, level) \
2280 2162 ((un->un_f_power_condition_supported && \
2281 2163 sd_pwr_pc.ran_perf[level] > 0) || \
2282 2164 (!un->un_f_power_condition_supported && \
2283 2165 sd_pwr_ss.ran_perf[level] > 0))
2284 2166 #define SD_PM_STOP_MOTOR_NEEDED(un, level) \
2285 2167 ((un->un_f_power_condition_supported && \
2286 2168 level <= SD_SPINDLE_STANDBY) || \
2287 2169 (!un->un_f_power_condition_supported && \
2288 2170 level == SD_SPINDLE_OFF))
2289 2171
2290 2172 /*
2291 2173 * Could move this define to some thing like log sense.h in SCSA headers
2292 2174 * But for now let it live here.
2293 2175 */
2294 2176 #define START_STOP_CYCLE_COUNTER_PAGE_SIZE 0x28
2295 2177 #define START_STOP_CYCLE_PAGE 0x0E
2296 2178 #define START_STOP_CYCLE_VU_PAGE 0x31
2297 2179
2298 2180 /* CD-ROM Error Recovery Parameters page (0x01) */
2299 2181 #define MODEPAGE_ERR_RECOV 0x1
2300 2182 #define BUFLEN_CHG_BLK_MODE MODE_HEADER_LENGTH + MODE_BLK_DESC_LENGTH
2301 2183
2302 2184 /*
2303 2185 * Vendor Specific (Toshiba) CD-ROM Speed page (0x31)
2304 2186 *
2305 2187 * The following buffer length define is 4 bytes for the Group 0 mode page
2306 2188 * header, 8 bytes for the block descriptor and 4 bytes for the mode speed page.
2307 2189 */
2308 2190 #define MODEPAGE_CDROM_SPEED_LEN 4
2309 2191 #define BUFLEN_MODE_CDROM_SPEED MODEPAGE_CDROM_SPEED_LEN +\
2310 2192 MODE_HEADER_LENGTH +\
2311 2193 MODE_BLK_DESC_LENGTH
2312 2194 #define SD_SPEED_1X 176
2313 2195
2314 2196 /* CD-ROM Audio Control Parameters page (0x0E) */
2315 2197 #define MODEPAGE_AUDIO_CTRL 0x0E
2316 2198 #define MODEPAGE_AUDIO_CTRL_LEN 16
2317 2199
2318 2200 /* CD-ROM Sony Read Offset Defines */
2319 2201 #define SONY_SESSION_OFFSET_LEN 12
2320 2202 #define SONY_SESSION_OFFSET_KEY 0x40
2321 2203 #define SONY_SESSION_OFFSET_VALID 0x0a
2322 2204
2323 2205 /*
2324 2206 * CD-ROM Write Protect Defines
2325 2207 *
2326 2208 * Bit 7 of the device specific field of the mode page header is the write
2327 2209 * protect bit.
2328 2210 */
2329 2211 #define WRITE_PROTECT 0x80
2330 2212
2331 2213 /*
2332 2214 * Define for the length of a profile header returned in response to the
2333 2215 * GET CONFIGURATION command
2334 2216 */
2335 2217 #define SD_PROFILE_HEADER_LEN 8 /* bytes */
2336 2218
2337 2219 /*
2338 2220 * Define the length of the data in response to the GET CONFIGURATION
2339 2221 * command. The 3rd byte of the feature descriptor contains the
2340 2222 * current feature field that is of interest. This field begins
2341 2223 * after the feature header which is 8 bytes. This variable length
2342 2224 * was increased in size from 11 to 24 because some devices became
2343 2225 * unresponsive with the smaller size.
2344 2226 */
2345 2227 #define SD_CURRENT_FEATURE_LEN 24 /* bytes */
2346 2228
2347 2229 /*
2348 2230 * Feature codes associated with GET CONFIGURATION command for supported
2349 2231 * devices.
2350 2232 */
2351 2233 #define RANDOM_WRITABLE 0x20
2352 2234 #define HARDWARE_DEFECT_MANAGEMENT 0x24
2353 2235
2354 2236 /*
2355 2237 * Could move this define to some thing like log sense.h in SCSA headers
2356 2238 * But for now let it live here.
2357 2239 */
2358 2240 #define TEMPERATURE_PAGE 0x0D
2359 2241 #define TEMPERATURE_PAGE_SIZE 16 /* bytes */
2360 2242
2361 2243 /* delay time used for sd_media_watch_cb delayed cv broadcast */
2362 2244 #define MEDIA_ACCESS_DELAY 2000000
2363 2245
2364 2246
2365 2247 /* SCSI power on or bus device reset additional sense code */
2366 2248 #define SD_SCSI_RESET_SENSE_CODE 0x29
2367 2249
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2368 2250 /*
2369 2251 * These defines are for the Vital Product Data Pages in the inquiry command.
2370 2252 * They are the bits in the un_vpd_page mask, telling the supported pages.
2371 2253 */
2372 2254 #define SD_VPD_SUPPORTED_PG 0x01 /* 0x00 - Supported VPD pages */
2373 2255 #define SD_VPD_UNIT_SERIAL_PG 0x02 /* 0x80 - Unit Serial Number */
2374 2256 #define SD_VPD_OPERATING_PG 0x04 /* 0x81 - Implemented Op Defs */
2375 2257 #define SD_VPD_ASCII_OP_PG 0x08 /* 0x82 - ASCII Op Defs */
2376 2258 #define SD_VPD_DEVID_WWN_PG 0x10 /* 0x83 - Device Identification */
2377 2259 #define SD_VPD_EXTENDED_DATA_PG 0x80 /* 0x86 - Extended data about the lun */
2378 -#define SD_VPD_DEV_CHARACTER_PG 0x400 /* 0xB1 - Device Characteristics */
2260 +#define SD_VPD_BLK_LIMITS_PG 0x400 /* 0xB0 - Block Limits */
2261 +#define SD_VPD_DEV_CHARACTER_PG 0x800 /* 0xB1 - Device Characteristics */
2379 2262
2380 2263 /*
2381 2264 * Non-volatile cache support
2382 2265 *
2383 2266 * Bit 1 of the byte 6 in the Extended INQUIRY data VPD page
2384 2267 * is NV_SUP bit: An NV_SUP bit set to one indicates that
2385 2268 * the device server supports a non-volatile cache. An
2386 2269 * NV_SUP bit set to zero indicates that the device
2387 2270 * server may or may not support a non-volatile cache.
2388 2271 *
2389 2272 * Bit 2 of the byte 1 in the SYNC CACHE command is SYNC_NV
2390 2273 * bit: The SYNC_NV bit specifies whether the device server
2391 2274 * is required to synchronize volatile and non-volatile
2392 2275 * caches.
2393 2276 */
2394 2277 #define SD_VPD_NV_SUP 0x02
2395 2278 #define SD_SYNC_NV_BIT 0x04
2396 2279
2397 -/*
2398 - * Addition from sddef.intel.h
2399 - */
2400 -#if defined(__i386) || defined(__amd64)
2401 -
2402 -#define P0_RAW_DISK (NDKMAP)
2403 -#define FDISK_P1 (NDKMAP+1)
2404 -#define FDISK_P2 (NDKMAP+2)
2405 -#define FDISK_P3 (NDKMAP+3)
2406 -#define FDISK_P4 (NDKMAP+4)
2407 -
2408 -#endif /* __i386 || __amd64 */
2409 -
2410 2280 #ifdef __cplusplus
2411 2281 }
2412 2282 #endif
2413 2283
2414 2284
2415 2285 #endif /* _SYS_SCSI_TARGETS_SDDEF_H */
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