scsi_da.c revision 291497
1/*- 2 * Implementation of SCSI Direct Access Peripheral driver for CAM. 3 * 4 * Copyright (c) 1997 Justin T. Gibbs. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions, and the following disclaimer, 12 * without modification, immediately at the beginning of the file. 13 * 2. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 20 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29#include <sys/cdefs.h> 30__FBSDID("$FreeBSD: stable/10/sys/cam/scsi/scsi_da.c 291497 2015-11-30 21:23:30Z mav $"); 31 32#include <sys/param.h> 33 34#ifdef _KERNEL 35#include <sys/systm.h> 36#include <sys/kernel.h> 37#include <sys/bio.h> 38#include <sys/sysctl.h> 39#include <sys/taskqueue.h> 40#include <sys/lock.h> 41#include <sys/mutex.h> 42#include <sys/conf.h> 43#include <sys/devicestat.h> 44#include <sys/eventhandler.h> 45#include <sys/malloc.h> 46#include <sys/cons.h> 47#include <sys/endian.h> 48#include <sys/proc.h> 49#include <geom/geom.h> 50#include <geom/geom_disk.h> 51#endif /* _KERNEL */ 52 53#ifndef _KERNEL 54#include <stdio.h> 55#include <string.h> 56#endif /* _KERNEL */ 57 58#include <cam/cam.h> 59#include <cam/cam_ccb.h> 60#include <cam/cam_periph.h> 61#include <cam/cam_xpt_periph.h> 62#include <cam/cam_sim.h> 63 64#include <cam/scsi/scsi_message.h> 65 66#ifndef _KERNEL 67#include <cam/scsi/scsi_da.h> 68#endif /* !_KERNEL */ 69 70#ifdef _KERNEL 71typedef enum { 72 DA_STATE_PROBE_RC, 73 DA_STATE_PROBE_RC16, 74 DA_STATE_PROBE_LBP, 75 DA_STATE_PROBE_BLK_LIMITS, 76 DA_STATE_PROBE_BDC, 77 DA_STATE_PROBE_ATA, 78 DA_STATE_NORMAL 79} da_state; 80 81typedef enum { 82 DA_FLAG_PACK_INVALID = 0x001, 83 DA_FLAG_NEW_PACK = 0x002, 84 DA_FLAG_PACK_LOCKED = 0x004, 85 DA_FLAG_PACK_REMOVABLE = 0x008, 86 DA_FLAG_NEED_OTAG = 0x020, 87 DA_FLAG_WAS_OTAG = 0x040, 88 DA_FLAG_RETRY_UA = 0x080, 89 DA_FLAG_OPEN = 0x100, 90 DA_FLAG_SCTX_INIT = 0x200, 91 DA_FLAG_CAN_RC16 = 0x400, 92 DA_FLAG_PROBED = 0x800, 93 DA_FLAG_DIRTY = 0x1000, 94 DA_FLAG_ANNOUNCED = 0x2000 95} da_flags; 96 97typedef enum { 98 DA_Q_NONE = 0x00, 99 DA_Q_NO_SYNC_CACHE = 0x01, 100 DA_Q_NO_6_BYTE = 0x02, 101 DA_Q_NO_PREVENT = 0x04, 102 DA_Q_4K = 0x08, 103 DA_Q_NO_RC16 = 0x10, 104 DA_Q_NO_UNMAP = 0x20, 105 DA_Q_RETRY_BUSY = 0x40 106} da_quirks; 107 108#define DA_Q_BIT_STRING \ 109 "\020" \ 110 "\001NO_SYNC_CACHE" \ 111 "\002NO_6_BYTE" \ 112 "\003NO_PREVENT" \ 113 "\0044K" \ 114 "\005NO_RC16" \ 115 "\006NO_UNMAP" \ 116 "\007RETRY_BUSY" 117 118typedef enum { 119 DA_CCB_PROBE_RC = 0x01, 120 DA_CCB_PROBE_RC16 = 0x02, 121 DA_CCB_PROBE_LBP = 0x03, 122 DA_CCB_PROBE_BLK_LIMITS = 0x04, 123 DA_CCB_PROBE_BDC = 0x05, 124 DA_CCB_PROBE_ATA = 0x06, 125 DA_CCB_BUFFER_IO = 0x07, 126 DA_CCB_DUMP = 0x0A, 127 DA_CCB_DELETE = 0x0B, 128 DA_CCB_TUR = 0x0C, 129 DA_CCB_TYPE_MASK = 0x0F, 130 DA_CCB_RETRY_UA = 0x10 131} da_ccb_state; 132 133/* 134 * Order here is important for method choice 135 * 136 * We prefer ATA_TRIM as tests run against a Sandforce 2281 SSD attached to 137 * LSI 2008 (mps) controller (FW: v12, Drv: v14) resulted 20% quicker deletes 138 * using ATA_TRIM than the corresponding UNMAP results for a real world mysql 139 * import taking 5mins. 140 * 141 */ 142typedef enum { 143 DA_DELETE_NONE, 144 DA_DELETE_DISABLE, 145 DA_DELETE_ATA_TRIM, 146 DA_DELETE_UNMAP, 147 DA_DELETE_WS16, 148 DA_DELETE_WS10, 149 DA_DELETE_ZERO, 150 DA_DELETE_MIN = DA_DELETE_ATA_TRIM, 151 DA_DELETE_MAX = DA_DELETE_ZERO 152} da_delete_methods; 153 154typedef void da_delete_func_t (struct cam_periph *periph, union ccb *ccb, 155 struct bio *bp); 156static da_delete_func_t da_delete_trim; 157static da_delete_func_t da_delete_unmap; 158static da_delete_func_t da_delete_ws; 159 160static const void * da_delete_functions[] = { 161 NULL, 162 NULL, 163 da_delete_trim, 164 da_delete_unmap, 165 da_delete_ws, 166 da_delete_ws, 167 da_delete_ws 168}; 169 170static const char *da_delete_method_names[] = 171 { "NONE", "DISABLE", "ATA_TRIM", "UNMAP", "WS16", "WS10", "ZERO" }; 172static const char *da_delete_method_desc[] = 173 { "NONE", "DISABLED", "ATA TRIM", "UNMAP", "WRITE SAME(16) with UNMAP", 174 "WRITE SAME(10) with UNMAP", "ZERO" }; 175 176/* Offsets into our private area for storing information */ 177#define ccb_state ppriv_field0 178#define ccb_bp ppriv_ptr1 179 180struct disk_params { 181 u_int8_t heads; 182 u_int32_t cylinders; 183 u_int8_t secs_per_track; 184 u_int32_t secsize; /* Number of bytes/sector */ 185 u_int64_t sectors; /* total number sectors */ 186 u_int stripesize; 187 u_int stripeoffset; 188}; 189 190#define UNMAP_RANGE_MAX 0xffffffff 191#define UNMAP_HEAD_SIZE 8 192#define UNMAP_RANGE_SIZE 16 193#define UNMAP_MAX_RANGES 2048 /* Protocol Max is 4095 */ 194#define UNMAP_BUF_SIZE ((UNMAP_MAX_RANGES * UNMAP_RANGE_SIZE) + \ 195 UNMAP_HEAD_SIZE) 196 197#define WS10_MAX_BLKS 0xffff 198#define WS16_MAX_BLKS 0xffffffff 199#define ATA_TRIM_MAX_RANGES ((UNMAP_BUF_SIZE / \ 200 (ATA_DSM_RANGE_SIZE * ATA_DSM_BLK_SIZE)) * ATA_DSM_BLK_SIZE) 201 202struct da_softc { 203 struct bio_queue_head bio_queue; 204 struct bio_queue_head delete_queue; 205 struct bio_queue_head delete_run_queue; 206 LIST_HEAD(, ccb_hdr) pending_ccbs; 207 int tur; /* TEST UNIT READY should be sent */ 208 int refcount; /* Active xpt_action() calls */ 209 da_state state; 210 da_flags flags; 211 da_quirks quirks; 212 int sort_io_queue; 213 int minimum_cmd_size; 214 int error_inject; 215 int trim_max_ranges; 216 int delete_running; 217 int delete_available; /* Delete methods possibly available */ 218 u_int maxio; 219 uint32_t unmap_max_ranges; 220 uint32_t unmap_max_lba; /* Max LBAs in UNMAP req */ 221 uint64_t ws_max_blks; 222 da_delete_methods delete_method_pref; 223 da_delete_methods delete_method; 224 da_delete_func_t *delete_func; 225 struct disk_params params; 226 struct disk *disk; 227 union ccb saved_ccb; 228 struct task sysctl_task; 229 struct sysctl_ctx_list sysctl_ctx; 230 struct sysctl_oid *sysctl_tree; 231 struct callout sendordered_c; 232 uint64_t wwpn; 233 uint8_t unmap_buf[UNMAP_BUF_SIZE]; 234 struct scsi_read_capacity_data_long rcaplong; 235 struct callout mediapoll_c; 236}; 237 238#define dadeleteflag(softc, delete_method, enable) \ 239 if (enable) { \ 240 softc->delete_available |= (1 << delete_method); \ 241 } else { \ 242 softc->delete_available &= ~(1 << delete_method); \ 243 } 244 245struct da_quirk_entry { 246 struct scsi_inquiry_pattern inq_pat; 247 da_quirks quirks; 248}; 249 250static const char quantum[] = "QUANTUM"; 251static const char microp[] = "MICROP"; 252 253static struct da_quirk_entry da_quirk_table[] = 254{ 255 /* SPI, FC devices */ 256 { 257 /* 258 * Fujitsu M2513A MO drives. 259 * Tested devices: M2513A2 firmware versions 1200 & 1300. 260 * (dip switch selects whether T_DIRECT or T_OPTICAL device) 261 * Reported by: W.Scholten <whs@xs4all.nl> 262 */ 263 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"}, 264 /*quirks*/ DA_Q_NO_SYNC_CACHE 265 }, 266 { 267 /* See above. */ 268 {T_OPTICAL, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"}, 269 /*quirks*/ DA_Q_NO_SYNC_CACHE 270 }, 271 { 272 /* 273 * This particular Fujitsu drive doesn't like the 274 * synchronize cache command. 275 * Reported by: Tom Jackson <toj@gorilla.net> 276 */ 277 {T_DIRECT, SIP_MEDIA_FIXED, "FUJITSU", "M2954*", "*"}, 278 /*quirks*/ DA_Q_NO_SYNC_CACHE 279 }, 280 { 281 /* 282 * This drive doesn't like the synchronize cache command 283 * either. Reported by: Matthew Jacob <mjacob@feral.com> 284 * in NetBSD PR kern/6027, August 24, 1998. 285 */ 286 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2217*", "*"}, 287 /*quirks*/ DA_Q_NO_SYNC_CACHE 288 }, 289 { 290 /* 291 * This drive doesn't like the synchronize cache command 292 * either. Reported by: Hellmuth Michaelis (hm@kts.org) 293 * (PR 8882). 294 */ 295 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2112*", "*"}, 296 /*quirks*/ DA_Q_NO_SYNC_CACHE 297 }, 298 { 299 /* 300 * Doesn't like the synchronize cache command. 301 * Reported by: Blaz Zupan <blaz@gold.amis.net> 302 */ 303 {T_DIRECT, SIP_MEDIA_FIXED, "NEC", "D3847*", "*"}, 304 /*quirks*/ DA_Q_NO_SYNC_CACHE 305 }, 306 { 307 /* 308 * Doesn't like the synchronize cache command. 309 * Reported by: Blaz Zupan <blaz@gold.amis.net> 310 */ 311 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "MAVERICK 540S", "*"}, 312 /*quirks*/ DA_Q_NO_SYNC_CACHE 313 }, 314 { 315 /* 316 * Doesn't like the synchronize cache command. 317 */ 318 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS525S", "*"}, 319 /*quirks*/ DA_Q_NO_SYNC_CACHE 320 }, 321 { 322 /* 323 * Doesn't like the synchronize cache command. 324 * Reported by: walter@pelissero.de 325 */ 326 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS540S", "*"}, 327 /*quirks*/ DA_Q_NO_SYNC_CACHE 328 }, 329 { 330 /* 331 * Doesn't work correctly with 6 byte reads/writes. 332 * Returns illegal request, and points to byte 9 of the 333 * 6-byte CDB. 334 * Reported by: Adam McDougall <bsdx@spawnet.com> 335 */ 336 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 4*", "*"}, 337 /*quirks*/ DA_Q_NO_6_BYTE 338 }, 339 { 340 /* See above. */ 341 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 2*", "*"}, 342 /*quirks*/ DA_Q_NO_6_BYTE 343 }, 344 { 345 /* 346 * Doesn't like the synchronize cache command. 347 * Reported by: walter@pelissero.de 348 */ 349 {T_DIRECT, SIP_MEDIA_FIXED, "CONNER", "CP3500*", "*"}, 350 /*quirks*/ DA_Q_NO_SYNC_CACHE 351 }, 352 { 353 /* 354 * The CISS RAID controllers do not support SYNC_CACHE 355 */ 356 {T_DIRECT, SIP_MEDIA_FIXED, "COMPAQ", "RAID*", "*"}, 357 /*quirks*/ DA_Q_NO_SYNC_CACHE 358 }, 359 { 360 /* 361 * The STEC SSDs sometimes hang on UNMAP. 362 */ 363 {T_DIRECT, SIP_MEDIA_FIXED, "STEC", "*", "*"}, 364 /*quirks*/ DA_Q_NO_UNMAP 365 }, 366 { 367 /* 368 * VMware returns BUSY status when storage has transient 369 * connectivity problems, so better wait. 370 */ 371 {T_DIRECT, SIP_MEDIA_FIXED, "VMware*", "*", "*"}, 372 /*quirks*/ DA_Q_RETRY_BUSY 373 }, 374 /* USB mass storage devices supported by umass(4) */ 375 { 376 /* 377 * EXATELECOM (Sigmatel) i-Bead 100/105 USB Flash MP3 Player 378 * PR: kern/51675 379 */ 380 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EXATEL", "i-BEAD10*", "*"}, 381 /*quirks*/ DA_Q_NO_SYNC_CACHE 382 }, 383 { 384 /* 385 * Power Quotient Int. (PQI) USB flash key 386 * PR: kern/53067 387 */ 388 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "USB Flash Disk*", 389 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 390 }, 391 { 392 /* 393 * Creative Nomad MUVO mp3 player (USB) 394 * PR: kern/53094 395 */ 396 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "NOMAD_MUVO", "*"}, 397 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 398 }, 399 { 400 /* 401 * Jungsoft NEXDISK USB flash key 402 * PR: kern/54737 403 */ 404 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JUNGSOFT", "NEXDISK*", "*"}, 405 /*quirks*/ DA_Q_NO_SYNC_CACHE 406 }, 407 { 408 /* 409 * FreeDik USB Mini Data Drive 410 * PR: kern/54786 411 */ 412 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FreeDik*", "Mini Data Drive", 413 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 414 }, 415 { 416 /* 417 * Sigmatel USB Flash MP3 Player 418 * PR: kern/57046 419 */ 420 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SigmaTel", "MSCN", "*"}, 421 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 422 }, 423 { 424 /* 425 * Neuros USB Digital Audio Computer 426 * PR: kern/63645 427 */ 428 {T_DIRECT, SIP_MEDIA_REMOVABLE, "NEUROS", "dig. audio comp.", 429 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 430 }, 431 { 432 /* 433 * SEAGRAND NP-900 MP3 Player 434 * PR: kern/64563 435 */ 436 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SEAGRAND", "NP-900*", "*"}, 437 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 438 }, 439 { 440 /* 441 * iRiver iFP MP3 player (with UMS Firmware) 442 * PR: kern/54881, i386/63941, kern/66124 443 */ 444 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iRiver", "iFP*", "*"}, 445 /*quirks*/ DA_Q_NO_SYNC_CACHE 446 }, 447 { 448 /* 449 * Frontier Labs NEX IA+ Digital Audio Player, rev 1.10/0.01 450 * PR: kern/70158 451 */ 452 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FL" , "Nex*", "*"}, 453 /*quirks*/ DA_Q_NO_SYNC_CACHE 454 }, 455 { 456 /* 457 * ZICPlay USB MP3 Player with FM 458 * PR: kern/75057 459 */ 460 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ACTIONS*" , "USB DISK*", "*"}, 461 /*quirks*/ DA_Q_NO_SYNC_CACHE 462 }, 463 { 464 /* 465 * TEAC USB floppy mechanisms 466 */ 467 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TEAC" , "FD-05*", "*"}, 468 /*quirks*/ DA_Q_NO_SYNC_CACHE 469 }, 470 { 471 /* 472 * Kingston DataTraveler II+ USB Pen-Drive. 473 * Reported by: Pawel Jakub Dawidek <pjd@FreeBSD.org> 474 */ 475 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston" , "DataTraveler II+", 476 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 477 }, 478 { 479 /* 480 * USB DISK Pro PMAP 481 * Reported by: jhs 482 * PR: usb/96381 483 */ 484 {T_DIRECT, SIP_MEDIA_REMOVABLE, " ", "USB DISK Pro", "PMAP"}, 485 /*quirks*/ DA_Q_NO_SYNC_CACHE 486 }, 487 { 488 /* 489 * Motorola E398 Mobile Phone (TransFlash memory card). 490 * Reported by: Wojciech A. Koszek <dunstan@FreeBSD.czest.pl> 491 * PR: usb/89889 492 */ 493 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Motorola" , "Motorola Phone", 494 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 495 }, 496 { 497 /* 498 * Qware BeatZkey! Pro 499 * PR: usb/79164 500 */ 501 {T_DIRECT, SIP_MEDIA_REMOVABLE, "GENERIC", "USB DISK DEVICE", 502 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 503 }, 504 { 505 /* 506 * Time DPA20B 1GB MP3 Player 507 * PR: usb/81846 508 */ 509 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB2.0*", "(FS) FLASH DISK*", 510 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 511 }, 512 { 513 /* 514 * Samsung USB key 128Mb 515 * PR: usb/90081 516 */ 517 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB-DISK", "FreeDik-FlashUsb", 518 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 519 }, 520 { 521 /* 522 * Kingston DataTraveler 2.0 USB Flash memory. 523 * PR: usb/89196 524 */ 525 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler 2.0", 526 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 527 }, 528 { 529 /* 530 * Creative MUVO Slim mp3 player (USB) 531 * PR: usb/86131 532 */ 533 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "MuVo Slim", 534 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 535 }, 536 { 537 /* 538 * United MP5512 Portable MP3 Player (2-in-1 USB DISK/MP3) 539 * PR: usb/80487 540 */ 541 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "MUSIC DISK", 542 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 543 }, 544 { 545 /* 546 * SanDisk Micro Cruzer 128MB 547 * PR: usb/75970 548 */ 549 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SanDisk" , "Micro Cruzer", 550 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 551 }, 552 { 553 /* 554 * TOSHIBA TransMemory USB sticks 555 * PR: kern/94660 556 */ 557 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TOSHIBA", "TransMemory", 558 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 559 }, 560 { 561 /* 562 * PNY USB 3.0 Flash Drives 563 */ 564 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PNY", "USB 3.0 FD*", 565 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_RC16 566 }, 567 { 568 /* 569 * PNY USB Flash keys 570 * PR: usb/75578, usb/72344, usb/65436 571 */ 572 {T_DIRECT, SIP_MEDIA_REMOVABLE, "*" , "USB DISK*", 573 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 574 }, 575 { 576 /* 577 * Genesys 6-in-1 Card Reader 578 * PR: usb/94647 579 */ 580 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "STORAGE DEVICE*", 581 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 582 }, 583 { 584 /* 585 * Rekam Digital CAMERA 586 * PR: usb/98713 587 */ 588 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CAMERA*", "4MP-9J6*", 589 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 590 }, 591 { 592 /* 593 * iRiver H10 MP3 player 594 * PR: usb/102547 595 */ 596 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "H10*", 597 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 598 }, 599 { 600 /* 601 * iRiver U10 MP3 player 602 * PR: usb/92306 603 */ 604 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "U10*", 605 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 606 }, 607 { 608 /* 609 * X-Micro Flash Disk 610 * PR: usb/96901 611 */ 612 {T_DIRECT, SIP_MEDIA_REMOVABLE, "X-Micro", "Flash Disk", 613 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 614 }, 615 { 616 /* 617 * EasyMP3 EM732X USB 2.0 Flash MP3 Player 618 * PR: usb/96546 619 */ 620 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EM732X", "MP3 Player*", 621 "1.00"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 622 }, 623 { 624 /* 625 * Denver MP3 player 626 * PR: usb/107101 627 */ 628 {T_DIRECT, SIP_MEDIA_REMOVABLE, "DENVER", "MP3 PLAYER", 629 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 630 }, 631 { 632 /* 633 * Philips USB Key Audio KEY013 634 * PR: usb/68412 635 */ 636 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PHILIPS", "Key*", "*"}, 637 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT 638 }, 639 { 640 /* 641 * JNC MP3 Player 642 * PR: usb/94439 643 */ 644 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JNC*" , "MP3 Player*", 645 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 646 }, 647 { 648 /* 649 * SAMSUNG MP0402H 650 * PR: usb/108427 651 */ 652 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "MP0402H", "*"}, 653 /*quirks*/ DA_Q_NO_SYNC_CACHE 654 }, 655 { 656 /* 657 * I/O Magic USB flash - Giga Bank 658 * PR: usb/108810 659 */ 660 {T_DIRECT, SIP_MEDIA_FIXED, "GS-Magic", "stor*", "*"}, 661 /*quirks*/ DA_Q_NO_SYNC_CACHE 662 }, 663 { 664 /* 665 * JoyFly 128mb USB Flash Drive 666 * PR: 96133 667 */ 668 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "Flash Disk*", 669 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 670 }, 671 { 672 /* 673 * ChipsBnk usb stick 674 * PR: 103702 675 */ 676 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ChipsBnk", "USB*", 677 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 678 }, 679 { 680 /* 681 * Storcase (Kingston) InfoStation IFS FC2/SATA-R 201A 682 * PR: 129858 683 */ 684 {T_DIRECT, SIP_MEDIA_FIXED, "IFS", "FC2/SATA-R*", 685 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 686 }, 687 { 688 /* 689 * Samsung YP-U3 mp3-player 690 * PR: 125398 691 */ 692 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Samsung", "YP-U3", 693 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 694 }, 695 { 696 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Netac", "OnlyDisk*", 697 "2000"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 698 }, 699 { 700 /* 701 * Sony Cyber-Shot DSC cameras 702 * PR: usb/137035 703 */ 704 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Sony", "Sony DSC", "*"}, 705 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT 706 }, 707 { 708 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler G3", 709 "1.00"}, /*quirks*/ DA_Q_NO_PREVENT 710 }, 711 { 712 /* At least several Transcent USB sticks lie on RC16. */ 713 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JetFlash", "Transcend*", 714 "*"}, /*quirks*/ DA_Q_NO_RC16 715 }, 716 /* ATA/SATA devices over SAS/USB/... */ 717 { 718 /* Hitachi Advanced Format (4k) drives */ 719 { T_DIRECT, SIP_MEDIA_FIXED, "Hitachi", "H??????????E3*", "*" }, 720 /*quirks*/DA_Q_4K 721 }, 722 { 723 /* Samsung Advanced Format (4k) drives */ 724 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD155UI*", "*" }, 725 /*quirks*/DA_Q_4K 726 }, 727 { 728 /* Samsung Advanced Format (4k) drives */ 729 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD155UI*", "*" }, 730 /*quirks*/DA_Q_4K 731 }, 732 { 733 /* Samsung Advanced Format (4k) drives */ 734 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD204UI*", "*" }, 735 /*quirks*/DA_Q_4K 736 }, 737 { 738 /* Samsung Advanced Format (4k) drives */ 739 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD204UI*", "*" }, 740 /*quirks*/DA_Q_4K 741 }, 742 { 743 /* Seagate Barracuda Green Advanced Format (4k) drives */ 744 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DL*", "*" }, 745 /*quirks*/DA_Q_4K 746 }, 747 { 748 /* Seagate Barracuda Green Advanced Format (4k) drives */ 749 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DL", "*", "*" }, 750 /*quirks*/DA_Q_4K 751 }, 752 { 753 /* Seagate Barracuda Green Advanced Format (4k) drives */ 754 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???DM*", "*" }, 755 /*quirks*/DA_Q_4K 756 }, 757 { 758 /* Seagate Barracuda Green Advanced Format (4k) drives */ 759 { T_DIRECT, SIP_MEDIA_FIXED, "ST???DM*", "*", "*" }, 760 /*quirks*/DA_Q_4K 761 }, 762 { 763 /* Seagate Barracuda Green Advanced Format (4k) drives */ 764 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DM*", "*" }, 765 /*quirks*/DA_Q_4K 766 }, 767 { 768 /* Seagate Barracuda Green Advanced Format (4k) drives */ 769 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DM", "*", "*" }, 770 /*quirks*/DA_Q_4K 771 }, 772 { 773 /* Seagate Momentus Advanced Format (4k) drives */ 774 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500423AS*", "*" }, 775 /*quirks*/DA_Q_4K 776 }, 777 { 778 /* Seagate Momentus Advanced Format (4k) drives */ 779 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "3AS*", "*" }, 780 /*quirks*/DA_Q_4K 781 }, 782 { 783 /* Seagate Momentus Advanced Format (4k) drives */ 784 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500424AS*", "*" }, 785 /*quirks*/DA_Q_4K 786 }, 787 { 788 /* Seagate Momentus Advanced Format (4k) drives */ 789 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "4AS*", "*" }, 790 /*quirks*/DA_Q_4K 791 }, 792 { 793 /* Seagate Momentus Advanced Format (4k) drives */ 794 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640423AS*", "*" }, 795 /*quirks*/DA_Q_4K 796 }, 797 { 798 /* Seagate Momentus Advanced Format (4k) drives */ 799 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "3AS*", "*" }, 800 /*quirks*/DA_Q_4K 801 }, 802 { 803 /* Seagate Momentus Advanced Format (4k) drives */ 804 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640424AS*", "*" }, 805 /*quirks*/DA_Q_4K 806 }, 807 { 808 /* Seagate Momentus Advanced Format (4k) drives */ 809 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "4AS*", "*" }, 810 /*quirks*/DA_Q_4K 811 }, 812 { 813 /* Seagate Momentus Advanced Format (4k) drives */ 814 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750420AS*", "*" }, 815 /*quirks*/DA_Q_4K 816 }, 817 { 818 /* Seagate Momentus Advanced Format (4k) drives */ 819 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "0AS*", "*" }, 820 /*quirks*/DA_Q_4K 821 }, 822 { 823 /* Seagate Momentus Advanced Format (4k) drives */ 824 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750422AS*", "*" }, 825 /*quirks*/DA_Q_4K 826 }, 827 { 828 /* Seagate Momentus Advanced Format (4k) drives */ 829 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "2AS*", "*" }, 830 /*quirks*/DA_Q_4K 831 }, 832 { 833 /* Seagate Momentus Advanced Format (4k) drives */ 834 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750423AS*", "*" }, 835 /*quirks*/DA_Q_4K 836 }, 837 { 838 /* Seagate Momentus Advanced Format (4k) drives */ 839 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "3AS*", "*" }, 840 /*quirks*/DA_Q_4K 841 }, 842 { 843 /* Seagate Momentus Thin Advanced Format (4k) drives */ 844 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???LT*", "*" }, 845 /*quirks*/DA_Q_4K 846 }, 847 { 848 /* Seagate Momentus Thin Advanced Format (4k) drives */ 849 { T_DIRECT, SIP_MEDIA_FIXED, "ST???LT*", "*", "*" }, 850 /*quirks*/DA_Q_4K 851 }, 852 { 853 /* WDC Caviar Green Advanced Format (4k) drives */ 854 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RS*", "*" }, 855 /*quirks*/DA_Q_4K 856 }, 857 { 858 /* WDC Caviar Green Advanced Format (4k) drives */ 859 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RS*", "*" }, 860 /*quirks*/DA_Q_4K 861 }, 862 { 863 /* WDC Caviar Green Advanced Format (4k) drives */ 864 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RX*", "*" }, 865 /*quirks*/DA_Q_4K 866 }, 867 { 868 /* WDC Caviar Green Advanced Format (4k) drives */ 869 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RX*", "*" }, 870 /*quirks*/DA_Q_4K 871 }, 872 { 873 /* WDC Caviar Green Advanced Format (4k) drives */ 874 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RS*", "*" }, 875 /*quirks*/DA_Q_4K 876 }, 877 { 878 /* WDC Caviar Green Advanced Format (4k) drives */ 879 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RS*", "*" }, 880 /*quirks*/DA_Q_4K 881 }, 882 { 883 /* WDC Caviar Green Advanced Format (4k) drives */ 884 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RX*", "*" }, 885 /*quirks*/DA_Q_4K 886 }, 887 { 888 /* WDC Caviar Green Advanced Format (4k) drives */ 889 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RX*", "*" }, 890 /*quirks*/DA_Q_4K 891 }, 892 { 893 /* WDC Scorpio Black Advanced Format (4k) drives */ 894 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PKT*", "*" }, 895 /*quirks*/DA_Q_4K 896 }, 897 { 898 /* WDC Scorpio Black Advanced Format (4k) drives */ 899 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PKT*", "*" }, 900 /*quirks*/DA_Q_4K 901 }, 902 { 903 /* WDC Scorpio Black Advanced Format (4k) drives */ 904 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PKT*", "*" }, 905 /*quirks*/DA_Q_4K 906 }, 907 { 908 /* WDC Scorpio Black Advanced Format (4k) drives */ 909 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PKT*", "*" }, 910 /*quirks*/DA_Q_4K 911 }, 912 { 913 /* WDC Scorpio Blue Advanced Format (4k) drives */ 914 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PVT*", "*" }, 915 /*quirks*/DA_Q_4K 916 }, 917 { 918 /* WDC Scorpio Blue Advanced Format (4k) drives */ 919 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PVT*", "*" }, 920 /*quirks*/DA_Q_4K 921 }, 922 { 923 /* WDC Scorpio Blue Advanced Format (4k) drives */ 924 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PVT*", "*" }, 925 /*quirks*/DA_Q_4K 926 }, 927 { 928 /* WDC Scorpio Blue Advanced Format (4k) drives */ 929 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PVT*", "*" }, 930 /*quirks*/DA_Q_4K 931 }, 932 { 933 /* 934 * Olympus FE-210 camera 935 */ 936 {T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "FE210*", 937 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 938 }, 939 { 940 /* 941 * LG UP3S MP3 player 942 */ 943 {T_DIRECT, SIP_MEDIA_REMOVABLE, "LG", "UP3S", 944 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 945 }, 946 { 947 /* 948 * Laser MP3-2GA13 MP3 player 949 */ 950 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "(HS) Flash Disk", 951 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 952 }, 953 { 954 /* 955 * LaCie external 250GB Hard drive des by Porsche 956 * Submitted by: Ben Stuyts <ben@altesco.nl> 957 * PR: 121474 958 */ 959 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HM250JI", "*"}, 960 /*quirks*/ DA_Q_NO_SYNC_CACHE 961 }, 962 /* SATA SSDs */ 963 { 964 /* 965 * Corsair Force 2 SSDs 966 * 4k optimised & trim only works in 4k requests + 4k aligned 967 */ 968 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair CSSD-F*", "*" }, 969 /*quirks*/DA_Q_4K 970 }, 971 { 972 /* 973 * Corsair Force 3 SSDs 974 * 4k optimised & trim only works in 4k requests + 4k aligned 975 */ 976 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force 3*", "*" }, 977 /*quirks*/DA_Q_4K 978 }, 979 { 980 /* 981 * Corsair Neutron GTX SSDs 982 * 4k optimised & trim only works in 4k requests + 4k aligned 983 */ 984 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 985 /*quirks*/DA_Q_4K 986 }, 987 { 988 /* 989 * Corsair Force GT & GS SSDs 990 * 4k optimised & trim only works in 4k requests + 4k aligned 991 */ 992 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force G*", "*" }, 993 /*quirks*/DA_Q_4K 994 }, 995 { 996 /* 997 * Crucial M4 SSDs 998 * 4k optimised & trim only works in 4k requests + 4k aligned 999 */ 1000 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "M4-CT???M4SSD2*", "*" }, 1001 /*quirks*/DA_Q_4K 1002 }, 1003 { 1004 /* 1005 * Crucial RealSSD C300 SSDs 1006 * 4k optimised 1007 */ 1008 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "C300-CTFDDAC???MAG*", 1009 "*" }, /*quirks*/DA_Q_4K 1010 }, 1011 { 1012 /* 1013 * Intel 320 Series SSDs 1014 * 4k optimised & trim only works in 4k requests + 4k aligned 1015 */ 1016 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2CW*", "*" }, 1017 /*quirks*/DA_Q_4K 1018 }, 1019 { 1020 /* 1021 * Intel 330 Series SSDs 1022 * 4k optimised & trim only works in 4k requests + 4k aligned 1023 */ 1024 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2CT*", "*" }, 1025 /*quirks*/DA_Q_4K 1026 }, 1027 { 1028 /* 1029 * Intel 510 Series SSDs 1030 * 4k optimised & trim only works in 4k requests + 4k aligned 1031 */ 1032 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2MH*", "*" }, 1033 /*quirks*/DA_Q_4K 1034 }, 1035 { 1036 /* 1037 * Intel 520 Series SSDs 1038 * 4k optimised & trim only works in 4k requests + 4k aligned 1039 */ 1040 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2BW*", "*" }, 1041 /*quirks*/DA_Q_4K 1042 }, 1043 { 1044 /* 1045 * Intel X25-M Series SSDs 1046 * 4k optimised & trim only works in 4k requests + 4k aligned 1047 */ 1048 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2M*", "*" }, 1049 /*quirks*/DA_Q_4K 1050 }, 1051 { 1052 /* 1053 * Kingston E100 Series SSDs 1054 * 4k optimised & trim only works in 4k requests + 4k aligned 1055 */ 1056 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SE100S3*", "*" }, 1057 /*quirks*/DA_Q_4K 1058 }, 1059 { 1060 /* 1061 * Kingston HyperX 3k SSDs 1062 * 4k optimised & trim only works in 4k requests + 4k aligned 1063 */ 1064 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SH103S3*", "*" }, 1065 /*quirks*/DA_Q_4K 1066 }, 1067 { 1068 /* 1069 * Marvell SSDs (entry taken from OpenSolaris) 1070 * 4k optimised & trim only works in 4k requests + 4k aligned 1071 */ 1072 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "MARVELL SD88SA02*", "*" }, 1073 /*quirks*/DA_Q_4K 1074 }, 1075 { 1076 /* 1077 * OCZ Agility 2 SSDs 1078 * 4k optimised & trim only works in 4k requests + 4k aligned 1079 */ 1080 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 1081 /*quirks*/DA_Q_4K 1082 }, 1083 { 1084 /* 1085 * OCZ Agility 3 SSDs 1086 * 4k optimised & trim only works in 4k requests + 4k aligned 1087 */ 1088 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-AGILITY3*", "*" }, 1089 /*quirks*/DA_Q_4K 1090 }, 1091 { 1092 /* 1093 * OCZ Deneva R Series SSDs 1094 * 4k optimised & trim only works in 4k requests + 4k aligned 1095 */ 1096 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "DENRSTE251M45*", "*" }, 1097 /*quirks*/DA_Q_4K 1098 }, 1099 { 1100 /* 1101 * OCZ Vertex 2 SSDs (inc pro series) 1102 * 4k optimised & trim only works in 4k requests + 4k aligned 1103 */ 1104 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ?VERTEX2*", "*" }, 1105 /*quirks*/DA_Q_4K 1106 }, 1107 { 1108 /* 1109 * OCZ Vertex 3 SSDs 1110 * 4k optimised & trim only works in 4k requests + 4k aligned 1111 */ 1112 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX3*", "*" }, 1113 /*quirks*/DA_Q_4K 1114 }, 1115 { 1116 /* 1117 * OCZ Vertex 4 SSDs 1118 * 4k optimised & trim only works in 4k requests + 4k aligned 1119 */ 1120 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX4*", "*" }, 1121 /*quirks*/DA_Q_4K 1122 }, 1123 { 1124 /* 1125 * Samsung 830 Series SSDs 1126 * 4k optimised & trim only works in 4k requests + 4k aligned 1127 */ 1128 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG SSD 830 Series*", "*" }, 1129 /*quirks*/DA_Q_4K 1130 }, 1131 { 1132 /* 1133 * Samsung 840 SSDs 1134 * 4k optimised & trim only works in 4k requests + 4k aligned 1135 */ 1136 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 840*", "*" }, 1137 /*quirks*/DA_Q_4K 1138 }, 1139 { 1140 /* 1141 * Samsung 843T Series SSDs 1142 * 4k optimised 1143 */ 1144 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG MZ7WD*", "*" }, 1145 /*quirks*/DA_Q_4K 1146 }, 1147 { 1148 /* 1149 * Samsung 850 SSDs 1150 * 4k optimised & trim only works in 4k requests + 4k aligned 1151 */ 1152 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 850*", "*" }, 1153 /*quirks*/DA_Q_4K 1154 }, 1155 { 1156 /* 1157 * Samsung PM853T Series SSDs 1158 * 4k optimised 1159 */ 1160 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG MZ7GE*", "*" }, 1161 /*quirks*/DA_Q_4K 1162 }, 1163 { 1164 /* 1165 * SuperTalent TeraDrive CT SSDs 1166 * 4k optimised & trim only works in 4k requests + 4k aligned 1167 */ 1168 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "FTM??CT25H*", "*" }, 1169 /*quirks*/DA_Q_4K 1170 }, 1171 { 1172 /* 1173 * XceedIOPS SATA SSDs 1174 * 4k optimised 1175 */ 1176 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SG9XCS2D*", "*" }, 1177 /*quirks*/DA_Q_4K 1178 }, 1179 { 1180 /* 1181 * Hama Innostor USB-Stick 1182 */ 1183 { T_DIRECT, SIP_MEDIA_REMOVABLE, "Innostor", "Innostor*", "*" }, 1184 /*quirks*/DA_Q_NO_RC16 1185 }, 1186 { 1187 /* 1188 * MX-ES USB Drive by Mach Xtreme 1189 */ 1190 { T_DIRECT, SIP_MEDIA_REMOVABLE, "MX", "MXUB3*", "*"}, 1191 /*quirks*/DA_Q_NO_RC16 1192 }, 1193}; 1194 1195static disk_strategy_t dastrategy; 1196static dumper_t dadump; 1197static periph_init_t dainit; 1198static void daasync(void *callback_arg, u_int32_t code, 1199 struct cam_path *path, void *arg); 1200static void dasysctlinit(void *context, int pending); 1201static int dacmdsizesysctl(SYSCTL_HANDLER_ARGS); 1202static int dadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 1203static int dadeletemaxsysctl(SYSCTL_HANDLER_ARGS); 1204static void dadeletemethodset(struct da_softc *softc, 1205 da_delete_methods delete_method); 1206static off_t dadeletemaxsize(struct da_softc *softc, 1207 da_delete_methods delete_method); 1208static void dadeletemethodchoose(struct da_softc *softc, 1209 da_delete_methods default_method); 1210static void daprobedone(struct cam_periph *periph, union ccb *ccb); 1211 1212static periph_ctor_t daregister; 1213static periph_dtor_t dacleanup; 1214static periph_start_t dastart; 1215static periph_oninv_t daoninvalidate; 1216static void dadone(struct cam_periph *periph, 1217 union ccb *done_ccb); 1218static int daerror(union ccb *ccb, u_int32_t cam_flags, 1219 u_int32_t sense_flags); 1220static void daprevent(struct cam_periph *periph, int action); 1221static void dareprobe(struct cam_periph *periph); 1222static void dasetgeom(struct cam_periph *periph, uint32_t block_len, 1223 uint64_t maxsector, 1224 struct scsi_read_capacity_data_long *rcaplong, 1225 size_t rcap_size); 1226static timeout_t dasendorderedtag; 1227static void dashutdown(void *arg, int howto); 1228static timeout_t damediapoll; 1229 1230#ifndef DA_DEFAULT_POLL_PERIOD 1231#define DA_DEFAULT_POLL_PERIOD 3 1232#endif 1233 1234#ifndef DA_DEFAULT_TIMEOUT 1235#define DA_DEFAULT_TIMEOUT 60 /* Timeout in seconds */ 1236#endif 1237 1238#ifndef DA_DEFAULT_RETRY 1239#define DA_DEFAULT_RETRY 4 1240#endif 1241 1242#ifndef DA_DEFAULT_SEND_ORDERED 1243#define DA_DEFAULT_SEND_ORDERED 1 1244#endif 1245 1246#define DA_SIO (softc->sort_io_queue >= 0 ? \ 1247 softc->sort_io_queue : cam_sort_io_queues) 1248 1249static int da_poll_period = DA_DEFAULT_POLL_PERIOD; 1250static int da_retry_count = DA_DEFAULT_RETRY; 1251static int da_default_timeout = DA_DEFAULT_TIMEOUT; 1252static int da_send_ordered = DA_DEFAULT_SEND_ORDERED; 1253 1254static SYSCTL_NODE(_kern_cam, OID_AUTO, da, CTLFLAG_RD, 0, 1255 "CAM Direct Access Disk driver"); 1256SYSCTL_INT(_kern_cam_da, OID_AUTO, poll_period, CTLFLAG_RW, 1257 &da_poll_period, 0, "Media polling period in seconds"); 1258TUNABLE_INT("kern.cam.da.poll_period", &da_poll_period); 1259SYSCTL_INT(_kern_cam_da, OID_AUTO, retry_count, CTLFLAG_RW, 1260 &da_retry_count, 0, "Normal I/O retry count"); 1261TUNABLE_INT("kern.cam.da.retry_count", &da_retry_count); 1262SYSCTL_INT(_kern_cam_da, OID_AUTO, default_timeout, CTLFLAG_RW, 1263 &da_default_timeout, 0, "Normal I/O timeout (in seconds)"); 1264TUNABLE_INT("kern.cam.da.default_timeout", &da_default_timeout); 1265SYSCTL_INT(_kern_cam_da, OID_AUTO, send_ordered, CTLFLAG_RW, 1266 &da_send_ordered, 0, "Send Ordered Tags"); 1267TUNABLE_INT("kern.cam.da.send_ordered", &da_send_ordered); 1268 1269/* 1270 * DA_ORDEREDTAG_INTERVAL determines how often, relative 1271 * to the default timeout, we check to see whether an ordered 1272 * tagged transaction is appropriate to prevent simple tag 1273 * starvation. Since we'd like to ensure that there is at least 1274 * 1/2 of the timeout length left for a starved transaction to 1275 * complete after we've sent an ordered tag, we must poll at least 1276 * four times in every timeout period. This takes care of the worst 1277 * case where a starved transaction starts during an interval that 1278 * meets the requirement "don't send an ordered tag" test so it takes 1279 * us two intervals to determine that a tag must be sent. 1280 */ 1281#ifndef DA_ORDEREDTAG_INTERVAL 1282#define DA_ORDEREDTAG_INTERVAL 4 1283#endif 1284 1285static struct periph_driver dadriver = 1286{ 1287 dainit, "da", 1288 TAILQ_HEAD_INITIALIZER(dadriver.units), /* generation */ 0 1289}; 1290 1291PERIPHDRIVER_DECLARE(da, dadriver); 1292 1293static MALLOC_DEFINE(M_SCSIDA, "scsi_da", "scsi_da buffers"); 1294 1295static int 1296daopen(struct disk *dp) 1297{ 1298 struct cam_periph *periph; 1299 struct da_softc *softc; 1300 int error; 1301 1302 periph = (struct cam_periph *)dp->d_drv1; 1303 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 1304 return (ENXIO); 1305 } 1306 1307 cam_periph_lock(periph); 1308 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 1309 cam_periph_unlock(periph); 1310 cam_periph_release(periph); 1311 return (error); 1312 } 1313 1314 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 1315 ("daopen\n")); 1316 1317 softc = (struct da_softc *)periph->softc; 1318 dareprobe(periph); 1319 1320 /* Wait for the disk size update. */ 1321 error = cam_periph_sleep(periph, &softc->disk->d_mediasize, PRIBIO, 1322 "dareprobe", 0); 1323 if (error != 0) 1324 xpt_print(periph->path, "unable to retrieve capacity data\n"); 1325 1326 if (periph->flags & CAM_PERIPH_INVALID) 1327 error = ENXIO; 1328 1329 if (error == 0 && (softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 && 1330 (softc->quirks & DA_Q_NO_PREVENT) == 0) 1331 daprevent(periph, PR_PREVENT); 1332 1333 if (error == 0) { 1334 softc->flags &= ~DA_FLAG_PACK_INVALID; 1335 softc->flags |= DA_FLAG_OPEN; 1336 } 1337 1338 cam_periph_unhold(periph); 1339 cam_periph_unlock(periph); 1340 1341 if (error != 0) 1342 cam_periph_release(periph); 1343 1344 return (error); 1345} 1346 1347static int 1348daclose(struct disk *dp) 1349{ 1350 struct cam_periph *periph; 1351 struct da_softc *softc; 1352 union ccb *ccb; 1353 int error; 1354 1355 periph = (struct cam_periph *)dp->d_drv1; 1356 softc = (struct da_softc *)periph->softc; 1357 cam_periph_lock(periph); 1358 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 1359 ("daclose\n")); 1360 1361 if (cam_periph_hold(periph, PRIBIO) == 0) { 1362 1363 /* Flush disk cache. */ 1364 if ((softc->flags & DA_FLAG_DIRTY) != 0 && 1365 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0 && 1366 (softc->flags & DA_FLAG_PACK_INVALID) == 0) { 1367 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 1368 scsi_synchronize_cache(&ccb->csio, /*retries*/1, 1369 /*cbfcnp*/dadone, MSG_SIMPLE_Q_TAG, 1370 /*begin_lba*/0, /*lb_count*/0, SSD_FULL_SIZE, 1371 5 * 60 * 1000); 1372 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0, 1373 /*sense_flags*/SF_RETRY_UA | SF_QUIET_IR, 1374 softc->disk->d_devstat); 1375 if (error == 0) 1376 softc->flags &= ~DA_FLAG_DIRTY; 1377 xpt_release_ccb(ccb); 1378 } 1379 1380 /* Allow medium removal. */ 1381 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 && 1382 (softc->quirks & DA_Q_NO_PREVENT) == 0) 1383 daprevent(periph, PR_ALLOW); 1384 1385 cam_periph_unhold(periph); 1386 } 1387 1388 /* 1389 * If we've got removeable media, mark the blocksize as 1390 * unavailable, since it could change when new media is 1391 * inserted. 1392 */ 1393 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0) 1394 softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE; 1395 1396 softc->flags &= ~DA_FLAG_OPEN; 1397 while (softc->refcount != 0) 1398 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "daclose", 1); 1399 cam_periph_unlock(periph); 1400 cam_periph_release(periph); 1401 return (0); 1402} 1403 1404static void 1405daschedule(struct cam_periph *periph) 1406{ 1407 struct da_softc *softc = (struct da_softc *)periph->softc; 1408 1409 if (softc->state != DA_STATE_NORMAL) 1410 return; 1411 1412 /* Check if we have more work to do. */ 1413 if (bioq_first(&softc->bio_queue) || 1414 (!softc->delete_running && bioq_first(&softc->delete_queue)) || 1415 softc->tur) { 1416 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1417 } 1418} 1419 1420/* 1421 * Actually translate the requested transfer into one the physical driver 1422 * can understand. The transfer is described by a buf and will include 1423 * only one physical transfer. 1424 */ 1425static void 1426dastrategy(struct bio *bp) 1427{ 1428 struct cam_periph *periph; 1429 struct da_softc *softc; 1430 1431 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1432 softc = (struct da_softc *)periph->softc; 1433 1434 cam_periph_lock(periph); 1435 1436 /* 1437 * If the device has been made invalid, error out 1438 */ 1439 if ((softc->flags & DA_FLAG_PACK_INVALID)) { 1440 cam_periph_unlock(periph); 1441 biofinish(bp, NULL, ENXIO); 1442 return; 1443 } 1444 1445 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastrategy(%p)\n", bp)); 1446 1447 /* 1448 * Place it in the queue of disk activities for this disk 1449 */ 1450 if (bp->bio_cmd == BIO_DELETE) { 1451 bioq_disksort(&softc->delete_queue, bp); 1452 } else if (DA_SIO) { 1453 bioq_disksort(&softc->bio_queue, bp); 1454 } else { 1455 bioq_insert_tail(&softc->bio_queue, bp); 1456 } 1457 1458 /* 1459 * Schedule ourselves for performing the work. 1460 */ 1461 daschedule(periph); 1462 cam_periph_unlock(periph); 1463 1464 return; 1465} 1466 1467static int 1468dadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1469{ 1470 struct cam_periph *periph; 1471 struct da_softc *softc; 1472 u_int secsize; 1473 struct ccb_scsiio csio; 1474 struct disk *dp; 1475 int error = 0; 1476 1477 dp = arg; 1478 periph = dp->d_drv1; 1479 softc = (struct da_softc *)periph->softc; 1480 cam_periph_lock(periph); 1481 secsize = softc->params.secsize; 1482 1483 if ((softc->flags & DA_FLAG_PACK_INVALID) != 0) { 1484 cam_periph_unlock(periph); 1485 return (ENXIO); 1486 } 1487 1488 if (length > 0) { 1489 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1490 csio.ccb_h.ccb_state = DA_CCB_DUMP; 1491 scsi_read_write(&csio, 1492 /*retries*/0, 1493 dadone, 1494 MSG_ORDERED_Q_TAG, 1495 /*read*/SCSI_RW_WRITE, 1496 /*byte2*/0, 1497 /*minimum_cmd_size*/ softc->minimum_cmd_size, 1498 offset / secsize, 1499 length / secsize, 1500 /*data_ptr*/(u_int8_t *) virtual, 1501 /*dxfer_len*/length, 1502 /*sense_len*/SSD_FULL_SIZE, 1503 da_default_timeout * 1000); 1504 xpt_polled_action((union ccb *)&csio); 1505 1506 error = cam_periph_error((union ccb *)&csio, 1507 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1508 if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0) 1509 cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0, 1510 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1511 if (error != 0) 1512 printf("Aborting dump due to I/O error.\n"); 1513 cam_periph_unlock(periph); 1514 return (error); 1515 } 1516 1517 /* 1518 * Sync the disk cache contents to the physical media. 1519 */ 1520 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) { 1521 1522 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1523 csio.ccb_h.ccb_state = DA_CCB_DUMP; 1524 scsi_synchronize_cache(&csio, 1525 /*retries*/0, 1526 /*cbfcnp*/dadone, 1527 MSG_SIMPLE_Q_TAG, 1528 /*begin_lba*/0,/* Cover the whole disk */ 1529 /*lb_count*/0, 1530 SSD_FULL_SIZE, 1531 5 * 60 * 1000); 1532 xpt_polled_action((union ccb *)&csio); 1533 1534 error = cam_periph_error((union ccb *)&csio, 1535 0, SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR, NULL); 1536 if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0) 1537 cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0, 1538 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1539 if (error != 0) 1540 xpt_print(periph->path, "Synchronize cache failed\n"); 1541 } 1542 cam_periph_unlock(periph); 1543 return (error); 1544} 1545 1546static int 1547dagetattr(struct bio *bp) 1548{ 1549 int ret; 1550 struct cam_periph *periph; 1551 1552 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1553 cam_periph_lock(periph); 1554 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1555 periph->path); 1556 cam_periph_unlock(periph); 1557 if (ret == 0) 1558 bp->bio_completed = bp->bio_length; 1559 return ret; 1560} 1561 1562static void 1563dainit(void) 1564{ 1565 cam_status status; 1566 1567 /* 1568 * Install a global async callback. This callback will 1569 * receive async callbacks like "new device found". 1570 */ 1571 status = xpt_register_async(AC_FOUND_DEVICE, daasync, NULL, NULL); 1572 1573 if (status != CAM_REQ_CMP) { 1574 printf("da: Failed to attach master async callback " 1575 "due to status 0x%x!\n", status); 1576 } else if (da_send_ordered) { 1577 1578 /* Register our shutdown event handler */ 1579 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, dashutdown, 1580 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1581 printf("dainit: shutdown event registration failed!\n"); 1582 } 1583} 1584 1585/* 1586 * Callback from GEOM, called when it has finished cleaning up its 1587 * resources. 1588 */ 1589static void 1590dadiskgonecb(struct disk *dp) 1591{ 1592 struct cam_periph *periph; 1593 1594 periph = (struct cam_periph *)dp->d_drv1; 1595 cam_periph_release(periph); 1596} 1597 1598static void 1599daoninvalidate(struct cam_periph *periph) 1600{ 1601 struct da_softc *softc; 1602 1603 softc = (struct da_softc *)periph->softc; 1604 1605 /* 1606 * De-register any async callbacks. 1607 */ 1608 xpt_register_async(0, daasync, periph, periph->path); 1609 1610 softc->flags |= DA_FLAG_PACK_INVALID; 1611 1612 /* 1613 * Return all queued I/O with ENXIO. 1614 * XXX Handle any transactions queued to the card 1615 * with XPT_ABORT_CCB. 1616 */ 1617 bioq_flush(&softc->bio_queue, NULL, ENXIO); 1618 bioq_flush(&softc->delete_queue, NULL, ENXIO); 1619 1620 /* 1621 * Tell GEOM that we've gone away, we'll get a callback when it is 1622 * done cleaning up its resources. 1623 */ 1624 disk_gone(softc->disk); 1625} 1626 1627static void 1628dacleanup(struct cam_periph *periph) 1629{ 1630 struct da_softc *softc; 1631 1632 softc = (struct da_softc *)periph->softc; 1633 1634 cam_periph_unlock(periph); 1635 1636 /* 1637 * If we can't free the sysctl tree, oh well... 1638 */ 1639 if ((softc->flags & DA_FLAG_SCTX_INIT) != 0 1640 && sysctl_ctx_free(&softc->sysctl_ctx) != 0) { 1641 xpt_print(periph->path, "can't remove sysctl context\n"); 1642 } 1643 1644 callout_drain(&softc->mediapoll_c); 1645 disk_destroy(softc->disk); 1646 callout_drain(&softc->sendordered_c); 1647 free(softc, M_DEVBUF); 1648 cam_periph_lock(periph); 1649} 1650 1651static void 1652daasync(void *callback_arg, u_int32_t code, 1653 struct cam_path *path, void *arg) 1654{ 1655 struct cam_periph *periph; 1656 struct da_softc *softc; 1657 1658 periph = (struct cam_periph *)callback_arg; 1659 switch (code) { 1660 case AC_FOUND_DEVICE: 1661 { 1662 struct ccb_getdev *cgd; 1663 cam_status status; 1664 1665 cgd = (struct ccb_getdev *)arg; 1666 if (cgd == NULL) 1667 break; 1668 1669 if (cgd->protocol != PROTO_SCSI) 1670 break; 1671 if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED) 1672 break; 1673 if (SID_TYPE(&cgd->inq_data) != T_DIRECT 1674 && SID_TYPE(&cgd->inq_data) != T_RBC 1675 && SID_TYPE(&cgd->inq_data) != T_OPTICAL) 1676 break; 1677 1678 /* 1679 * Allocate a peripheral instance for 1680 * this device and start the probe 1681 * process. 1682 */ 1683 status = cam_periph_alloc(daregister, daoninvalidate, 1684 dacleanup, dastart, 1685 "da", CAM_PERIPH_BIO, 1686 path, daasync, 1687 AC_FOUND_DEVICE, cgd); 1688 1689 if (status != CAM_REQ_CMP 1690 && status != CAM_REQ_INPROG) 1691 printf("daasync: Unable to attach to new device " 1692 "due to status 0x%x\n", status); 1693 return; 1694 } 1695 case AC_ADVINFO_CHANGED: 1696 { 1697 uintptr_t buftype; 1698 1699 buftype = (uintptr_t)arg; 1700 if (buftype == CDAI_TYPE_PHYS_PATH) { 1701 struct da_softc *softc; 1702 1703 softc = periph->softc; 1704 disk_attr_changed(softc->disk, "GEOM::physpath", 1705 M_NOWAIT); 1706 } 1707 break; 1708 } 1709 case AC_UNIT_ATTENTION: 1710 { 1711 union ccb *ccb; 1712 int error_code, sense_key, asc, ascq; 1713 1714 softc = (struct da_softc *)periph->softc; 1715 ccb = (union ccb *)arg; 1716 1717 /* 1718 * Handle all UNIT ATTENTIONs except our own, 1719 * as they will be handled by daerror(). 1720 */ 1721 if (xpt_path_periph(ccb->ccb_h.path) != periph && 1722 scsi_extract_sense_ccb(ccb, 1723 &error_code, &sense_key, &asc, &ascq)) { 1724 if (asc == 0x2A && ascq == 0x09) { 1725 xpt_print(ccb->ccb_h.path, 1726 "Capacity data has changed\n"); 1727 softc->flags &= ~DA_FLAG_PROBED; 1728 dareprobe(periph); 1729 } else if (asc == 0x28 && ascq == 0x00) { 1730 softc->flags &= ~DA_FLAG_PROBED; 1731 disk_media_changed(softc->disk, M_NOWAIT); 1732 } else if (asc == 0x3F && ascq == 0x03) { 1733 xpt_print(ccb->ccb_h.path, 1734 "INQUIRY data has changed\n"); 1735 softc->flags &= ~DA_FLAG_PROBED; 1736 dareprobe(periph); 1737 } 1738 } 1739 cam_periph_async(periph, code, path, arg); 1740 break; 1741 } 1742 case AC_SCSI_AEN: 1743 softc = (struct da_softc *)periph->softc; 1744 if (!softc->tur) { 1745 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 1746 softc->tur = 1; 1747 daschedule(periph); 1748 } 1749 } 1750 /* FALLTHROUGH */ 1751 case AC_SENT_BDR: 1752 case AC_BUS_RESET: 1753 { 1754 struct ccb_hdr *ccbh; 1755 1756 softc = (struct da_softc *)periph->softc; 1757 /* 1758 * Don't fail on the expected unit attention 1759 * that will occur. 1760 */ 1761 softc->flags |= DA_FLAG_RETRY_UA; 1762 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le) 1763 ccbh->ccb_state |= DA_CCB_RETRY_UA; 1764 break; 1765 } 1766 default: 1767 break; 1768 } 1769 cam_periph_async(periph, code, path, arg); 1770} 1771 1772static void 1773dasysctlinit(void *context, int pending) 1774{ 1775 struct cam_periph *periph; 1776 struct da_softc *softc; 1777 char tmpstr[80], tmpstr2[80]; 1778 struct ccb_trans_settings cts; 1779 1780 periph = (struct cam_periph *)context; 1781 /* 1782 * periph was held for us when this task was enqueued 1783 */ 1784 if (periph->flags & CAM_PERIPH_INVALID) { 1785 cam_periph_release(periph); 1786 return; 1787 } 1788 1789 softc = (struct da_softc *)periph->softc; 1790 snprintf(tmpstr, sizeof(tmpstr), "CAM DA unit %d", periph->unit_number); 1791 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1792 1793 sysctl_ctx_init(&softc->sysctl_ctx); 1794 softc->flags |= DA_FLAG_SCTX_INIT; 1795 softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx, 1796 SYSCTL_STATIC_CHILDREN(_kern_cam_da), OID_AUTO, tmpstr2, 1797 CTLFLAG_RD, 0, tmpstr); 1798 if (softc->sysctl_tree == NULL) { 1799 printf("dasysctlinit: unable to allocate sysctl tree\n"); 1800 cam_periph_release(periph); 1801 return; 1802 } 1803 1804 /* 1805 * Now register the sysctl handler, so the user can change the value on 1806 * the fly. 1807 */ 1808 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1809 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RWTUN, 1810 softc, 0, dadeletemethodsysctl, "A", 1811 "BIO_DELETE execution method"); 1812 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1813 OID_AUTO, "delete_max", CTLTYPE_U64 | CTLFLAG_RW, 1814 softc, 0, dadeletemaxsysctl, "Q", 1815 "Maximum BIO_DELETE size"); 1816 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1817 OID_AUTO, "minimum_cmd_size", CTLTYPE_INT | CTLFLAG_RW, 1818 &softc->minimum_cmd_size, 0, dacmdsizesysctl, "I", 1819 "Minimum CDB size"); 1820 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1821 OID_AUTO, "sort_io_queue", CTLFLAG_RW, &softc->sort_io_queue, 0, 1822 "Sort IO queue to try and optimise disk access patterns"); 1823 1824 SYSCTL_ADD_INT(&softc->sysctl_ctx, 1825 SYSCTL_CHILDREN(softc->sysctl_tree), 1826 OID_AUTO, 1827 "error_inject", 1828 CTLFLAG_RW, 1829 &softc->error_inject, 1830 0, 1831 "error_inject leaf"); 1832 1833 1834 /* 1835 * Add some addressing info. 1836 */ 1837 memset(&cts, 0, sizeof (cts)); 1838 xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NONE); 1839 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 1840 cts.type = CTS_TYPE_CURRENT_SETTINGS; 1841 cam_periph_lock(periph); 1842 xpt_action((union ccb *)&cts); 1843 cam_periph_unlock(periph); 1844 if (cts.ccb_h.status != CAM_REQ_CMP) { 1845 cam_periph_release(periph); 1846 return; 1847 } 1848 if (cts.protocol == PROTO_SCSI && cts.transport == XPORT_FC) { 1849 struct ccb_trans_settings_fc *fc = &cts.xport_specific.fc; 1850 if (fc->valid & CTS_FC_VALID_WWPN) { 1851 softc->wwpn = fc->wwpn; 1852 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1853 SYSCTL_CHILDREN(softc->sysctl_tree), 1854 OID_AUTO, "wwpn", CTLFLAG_RD, 1855 &softc->wwpn, "World Wide Port Name"); 1856 } 1857 } 1858 cam_periph_release(periph); 1859} 1860 1861static int 1862dadeletemaxsysctl(SYSCTL_HANDLER_ARGS) 1863{ 1864 int error; 1865 uint64_t value; 1866 struct da_softc *softc; 1867 1868 softc = (struct da_softc *)arg1; 1869 1870 value = softc->disk->d_delmaxsize; 1871 error = sysctl_handle_64(oidp, &value, 0, req); 1872 if ((error != 0) || (req->newptr == NULL)) 1873 return (error); 1874 1875 /* only accept values smaller than the calculated value */ 1876 if (value > dadeletemaxsize(softc, softc->delete_method)) { 1877 return (EINVAL); 1878 } 1879 softc->disk->d_delmaxsize = value; 1880 1881 return (0); 1882} 1883 1884static int 1885dacmdsizesysctl(SYSCTL_HANDLER_ARGS) 1886{ 1887 int error, value; 1888 1889 value = *(int *)arg1; 1890 1891 error = sysctl_handle_int(oidp, &value, 0, req); 1892 1893 if ((error != 0) 1894 || (req->newptr == NULL)) 1895 return (error); 1896 1897 /* 1898 * Acceptable values here are 6, 10, 12 or 16. 1899 */ 1900 if (value < 6) 1901 value = 6; 1902 else if ((value > 6) 1903 && (value <= 10)) 1904 value = 10; 1905 else if ((value > 10) 1906 && (value <= 12)) 1907 value = 12; 1908 else if (value > 12) 1909 value = 16; 1910 1911 *(int *)arg1 = value; 1912 1913 return (0); 1914} 1915 1916static void 1917dadeletemethodset(struct da_softc *softc, da_delete_methods delete_method) 1918{ 1919 1920 softc->delete_method = delete_method; 1921 softc->disk->d_delmaxsize = dadeletemaxsize(softc, delete_method); 1922 softc->delete_func = da_delete_functions[delete_method]; 1923 1924 if (softc->delete_method > DA_DELETE_DISABLE) 1925 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1926 else 1927 softc->disk->d_flags &= ~DISKFLAG_CANDELETE; 1928} 1929 1930static off_t 1931dadeletemaxsize(struct da_softc *softc, da_delete_methods delete_method) 1932{ 1933 off_t sectors; 1934 1935 switch(delete_method) { 1936 case DA_DELETE_UNMAP: 1937 sectors = (off_t)softc->unmap_max_lba; 1938 break; 1939 case DA_DELETE_ATA_TRIM: 1940 sectors = (off_t)ATA_DSM_RANGE_MAX * softc->trim_max_ranges; 1941 break; 1942 case DA_DELETE_WS16: 1943 sectors = omin(softc->ws_max_blks, WS16_MAX_BLKS); 1944 break; 1945 case DA_DELETE_ZERO: 1946 case DA_DELETE_WS10: 1947 sectors = omin(softc->ws_max_blks, WS10_MAX_BLKS); 1948 break; 1949 default: 1950 return 0; 1951 } 1952 1953 return (off_t)softc->params.secsize * 1954 omin(sectors, softc->params.sectors); 1955} 1956 1957static void 1958daprobedone(struct cam_periph *periph, union ccb *ccb) 1959{ 1960 struct da_softc *softc; 1961 1962 softc = (struct da_softc *)periph->softc; 1963 1964 dadeletemethodchoose(softc, DA_DELETE_NONE); 1965 1966 if (bootverbose && (softc->flags & DA_FLAG_ANNOUNCED) == 0) { 1967 char buf[80]; 1968 int i, sep; 1969 1970 snprintf(buf, sizeof(buf), "Delete methods: <"); 1971 sep = 0; 1972 for (i = 0; i <= DA_DELETE_MAX; i++) { 1973 if ((softc->delete_available & (1 << i)) == 0 && 1974 i != softc->delete_method) 1975 continue; 1976 if (sep) 1977 strlcat(buf, ",", sizeof(buf)); 1978 strlcat(buf, da_delete_method_names[i], 1979 sizeof(buf)); 1980 if (i == softc->delete_method) 1981 strlcat(buf, "(*)", sizeof(buf)); 1982 sep = 1; 1983 } 1984 strlcat(buf, ">", sizeof(buf)); 1985 printf("%s%d: %s\n", periph->periph_name, 1986 periph->unit_number, buf); 1987 } 1988 1989 /* 1990 * Since our peripheral may be invalidated by an error 1991 * above or an external event, we must release our CCB 1992 * before releasing the probe lock on the peripheral. 1993 * The peripheral will only go away once the last lock 1994 * is removed, and we need it around for the CCB release 1995 * operation. 1996 */ 1997 xpt_release_ccb(ccb); 1998 softc->state = DA_STATE_NORMAL; 1999 softc->flags |= DA_FLAG_PROBED; 2000 daschedule(periph); 2001 wakeup(&softc->disk->d_mediasize); 2002 if ((softc->flags & DA_FLAG_ANNOUNCED) == 0) { 2003 softc->flags |= DA_FLAG_ANNOUNCED; 2004 cam_periph_unhold(periph); 2005 } else 2006 cam_periph_release_locked(periph); 2007} 2008 2009static void 2010dadeletemethodchoose(struct da_softc *softc, da_delete_methods default_method) 2011{ 2012 int i, methods; 2013 2014 /* If available, prefer the method requested by user. */ 2015 i = softc->delete_method_pref; 2016 methods = softc->delete_available | (1 << DA_DELETE_DISABLE); 2017 if (methods & (1 << i)) { 2018 dadeletemethodset(softc, i); 2019 return; 2020 } 2021 2022 /* Use the pre-defined order to choose the best performing delete. */ 2023 for (i = DA_DELETE_MIN; i <= DA_DELETE_MAX; i++) { 2024 if (i == DA_DELETE_ZERO) 2025 continue; 2026 if (softc->delete_available & (1 << i)) { 2027 dadeletemethodset(softc, i); 2028 return; 2029 } 2030 } 2031 2032 /* Fallback to default. */ 2033 dadeletemethodset(softc, default_method); 2034} 2035 2036static int 2037dadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 2038{ 2039 char buf[16]; 2040 const char *p; 2041 struct da_softc *softc; 2042 int i, error, methods, value; 2043 2044 softc = (struct da_softc *)arg1; 2045 2046 value = softc->delete_method; 2047 if (value < 0 || value > DA_DELETE_MAX) 2048 p = "UNKNOWN"; 2049 else 2050 p = da_delete_method_names[value]; 2051 strncpy(buf, p, sizeof(buf)); 2052 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 2053 if (error != 0 || req->newptr == NULL) 2054 return (error); 2055 methods = softc->delete_available | (1 << DA_DELETE_DISABLE); 2056 for (i = 0; i <= DA_DELETE_MAX; i++) { 2057 if (strcmp(buf, da_delete_method_names[i]) == 0) 2058 break; 2059 } 2060 if (i > DA_DELETE_MAX) 2061 return (EINVAL); 2062 softc->delete_method_pref = i; 2063 dadeletemethodchoose(softc, DA_DELETE_NONE); 2064 return (0); 2065} 2066 2067static cam_status 2068daregister(struct cam_periph *periph, void *arg) 2069{ 2070 struct da_softc *softc; 2071 struct ccb_pathinq cpi; 2072 struct ccb_getdev *cgd; 2073 char tmpstr[80]; 2074 caddr_t match; 2075 2076 cgd = (struct ccb_getdev *)arg; 2077 if (cgd == NULL) { 2078 printf("daregister: no getdev CCB, can't register device\n"); 2079 return(CAM_REQ_CMP_ERR); 2080 } 2081 2082 softc = (struct da_softc *)malloc(sizeof(*softc), M_DEVBUF, 2083 M_NOWAIT|M_ZERO); 2084 2085 if (softc == NULL) { 2086 printf("daregister: Unable to probe new device. " 2087 "Unable to allocate softc\n"); 2088 return(CAM_REQ_CMP_ERR); 2089 } 2090 2091 LIST_INIT(&softc->pending_ccbs); 2092 softc->state = DA_STATE_PROBE_RC; 2093 bioq_init(&softc->bio_queue); 2094 bioq_init(&softc->delete_queue); 2095 bioq_init(&softc->delete_run_queue); 2096 if (SID_IS_REMOVABLE(&cgd->inq_data)) 2097 softc->flags |= DA_FLAG_PACK_REMOVABLE; 2098 softc->unmap_max_ranges = UNMAP_MAX_RANGES; 2099 softc->unmap_max_lba = UNMAP_RANGE_MAX; 2100 softc->ws_max_blks = WS16_MAX_BLKS; 2101 softc->trim_max_ranges = ATA_TRIM_MAX_RANGES; 2102 softc->sort_io_queue = -1; 2103 2104 periph->softc = softc; 2105 2106 /* 2107 * See if this device has any quirks. 2108 */ 2109 match = cam_quirkmatch((caddr_t)&cgd->inq_data, 2110 (caddr_t)da_quirk_table, 2111 sizeof(da_quirk_table)/sizeof(*da_quirk_table), 2112 sizeof(*da_quirk_table), scsi_inquiry_match); 2113 2114 if (match != NULL) 2115 softc->quirks = ((struct da_quirk_entry *)match)->quirks; 2116 else 2117 softc->quirks = DA_Q_NONE; 2118 2119 /* Check if the SIM does not want 6 byte commands */ 2120 bzero(&cpi, sizeof(cpi)); 2121 xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 2122 cpi.ccb_h.func_code = XPT_PATH_INQ; 2123 xpt_action((union ccb *)&cpi); 2124 if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE)) 2125 softc->quirks |= DA_Q_NO_6_BYTE; 2126 2127 TASK_INIT(&softc->sysctl_task, 0, dasysctlinit, periph); 2128 2129 /* 2130 * Take an exclusive refcount on the periph while dastart is called 2131 * to finish the probe. The reference will be dropped in dadone at 2132 * the end of probe. 2133 */ 2134 (void)cam_periph_hold(periph, PRIBIO); 2135 2136 /* 2137 * Schedule a periodic event to occasionally send an 2138 * ordered tag to a device. 2139 */ 2140 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 2141 callout_reset(&softc->sendordered_c, 2142 (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL, 2143 dasendorderedtag, softc); 2144 2145 cam_periph_unlock(periph); 2146 /* 2147 * RBC devices don't have to support READ(6), only READ(10). 2148 */ 2149 if (softc->quirks & DA_Q_NO_6_BYTE || SID_TYPE(&cgd->inq_data) == T_RBC) 2150 softc->minimum_cmd_size = 10; 2151 else 2152 softc->minimum_cmd_size = 6; 2153 2154 /* 2155 * Load the user's default, if any. 2156 */ 2157 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.minimum_cmd_size", 2158 periph->unit_number); 2159 TUNABLE_INT_FETCH(tmpstr, &softc->minimum_cmd_size); 2160 2161 /* 2162 * 6, 10, 12 and 16 are the currently permissible values. 2163 */ 2164 if (softc->minimum_cmd_size < 6) 2165 softc->minimum_cmd_size = 6; 2166 else if ((softc->minimum_cmd_size > 6) 2167 && (softc->minimum_cmd_size <= 10)) 2168 softc->minimum_cmd_size = 10; 2169 else if ((softc->minimum_cmd_size > 10) 2170 && (softc->minimum_cmd_size <= 12)) 2171 softc->minimum_cmd_size = 12; 2172 else if (softc->minimum_cmd_size > 12) 2173 softc->minimum_cmd_size = 16; 2174 2175 /* Predict whether device may support READ CAPACITY(16). */ 2176 if (SID_ANSI_REV(&cgd->inq_data) >= SCSI_REV_SPC3 && 2177 (softc->quirks & DA_Q_NO_RC16) == 0) { 2178 softc->flags |= DA_FLAG_CAN_RC16; 2179 softc->state = DA_STATE_PROBE_RC16; 2180 } 2181 2182 /* 2183 * Register this media as a disk. 2184 */ 2185 softc->disk = disk_alloc(); 2186 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 2187 periph->unit_number, 0, 2188 DEVSTAT_BS_UNAVAILABLE, 2189 SID_TYPE(&cgd->inq_data) | 2190 XPORT_DEVSTAT_TYPE(cpi.transport), 2191 DEVSTAT_PRIORITY_DISK); 2192 softc->disk->d_open = daopen; 2193 softc->disk->d_close = daclose; 2194 softc->disk->d_strategy = dastrategy; 2195 softc->disk->d_dump = dadump; 2196 softc->disk->d_getattr = dagetattr; 2197 softc->disk->d_gone = dadiskgonecb; 2198 softc->disk->d_name = "da"; 2199 softc->disk->d_drv1 = periph; 2200 if (cpi.maxio == 0) 2201 softc->maxio = DFLTPHYS; /* traditional default */ 2202 else if (cpi.maxio > MAXPHYS) 2203 softc->maxio = MAXPHYS; /* for safety */ 2204 else 2205 softc->maxio = cpi.maxio; 2206 softc->disk->d_maxsize = softc->maxio; 2207 softc->disk->d_unit = periph->unit_number; 2208 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION; 2209 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) 2210 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 2211 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) 2212 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO; 2213 cam_strvis(softc->disk->d_descr, cgd->inq_data.vendor, 2214 sizeof(cgd->inq_data.vendor), sizeof(softc->disk->d_descr)); 2215 strlcat(softc->disk->d_descr, " ", sizeof(softc->disk->d_descr)); 2216 cam_strvis(&softc->disk->d_descr[strlen(softc->disk->d_descr)], 2217 cgd->inq_data.product, sizeof(cgd->inq_data.product), 2218 sizeof(softc->disk->d_descr) - strlen(softc->disk->d_descr)); 2219 softc->disk->d_hba_vendor = cpi.hba_vendor; 2220 softc->disk->d_hba_device = cpi.hba_device; 2221 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 2222 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 2223 2224 /* 2225 * Acquire a reference to the periph before we register with GEOM. 2226 * We'll release this reference once GEOM calls us back (via 2227 * dadiskgonecb()) telling us that our provider has been freed. 2228 */ 2229 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 2230 xpt_print(periph->path, "%s: lost periph during " 2231 "registration!\n", __func__); 2232 cam_periph_lock(periph); 2233 return (CAM_REQ_CMP_ERR); 2234 } 2235 2236 disk_create(softc->disk, DISK_VERSION); 2237 cam_periph_lock(periph); 2238 2239 /* 2240 * Add async callbacks for events of interest. 2241 * I don't bother checking if this fails as, 2242 * in most cases, the system will function just 2243 * fine without them and the only alternative 2244 * would be to not attach the device on failure. 2245 */ 2246 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 2247 AC_ADVINFO_CHANGED | AC_SCSI_AEN | AC_UNIT_ATTENTION, 2248 daasync, periph, periph->path); 2249 2250 /* 2251 * Emit an attribute changed notification just in case 2252 * physical path information arrived before our async 2253 * event handler was registered, but after anyone attaching 2254 * to our disk device polled it. 2255 */ 2256 disk_attr_changed(softc->disk, "GEOM::physpath", M_NOWAIT); 2257 2258 /* 2259 * Schedule a periodic media polling events. 2260 */ 2261 callout_init_mtx(&softc->mediapoll_c, cam_periph_mtx(periph), 0); 2262 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) && 2263 (cgd->inq_flags & SID_AEN) == 0 && 2264 da_poll_period != 0) 2265 callout_reset(&softc->mediapoll_c, da_poll_period * hz, 2266 damediapoll, periph); 2267 2268 xpt_schedule(periph, CAM_PRIORITY_DEV); 2269 2270 return(CAM_REQ_CMP); 2271} 2272 2273static void 2274dastart(struct cam_periph *periph, union ccb *start_ccb) 2275{ 2276 struct da_softc *softc; 2277 2278 softc = (struct da_softc *)periph->softc; 2279 2280 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastart\n")); 2281 2282skipstate: 2283 switch (softc->state) { 2284 case DA_STATE_NORMAL: 2285 { 2286 struct bio *bp; 2287 uint8_t tag_code; 2288 2289 /* Run BIO_DELETE if not running yet. */ 2290 if (!softc->delete_running && 2291 (bp = bioq_first(&softc->delete_queue)) != NULL) { 2292 if (softc->delete_func != NULL) { 2293 softc->delete_func(periph, start_ccb, bp); 2294 goto out; 2295 } else { 2296 bioq_flush(&softc->delete_queue, NULL, 0); 2297 /* FALLTHROUGH */ 2298 } 2299 } 2300 2301 /* Run regular command. */ 2302 bp = bioq_takefirst(&softc->bio_queue); 2303 if (bp == NULL) { 2304 if (softc->tur) { 2305 softc->tur = 0; 2306 scsi_test_unit_ready(&start_ccb->csio, 2307 /*retries*/ da_retry_count, 2308 dadone, 2309 MSG_SIMPLE_Q_TAG, 2310 SSD_FULL_SIZE, 2311 da_default_timeout * 1000); 2312 start_ccb->ccb_h.ccb_bp = NULL; 2313 start_ccb->ccb_h.ccb_state = DA_CCB_TUR; 2314 xpt_action(start_ccb); 2315 } else 2316 xpt_release_ccb(start_ccb); 2317 break; 2318 } 2319 if (softc->tur) { 2320 softc->tur = 0; 2321 cam_periph_release_locked(periph); 2322 } 2323 2324 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2325 (softc->flags & DA_FLAG_NEED_OTAG) != 0) { 2326 softc->flags &= ~DA_FLAG_NEED_OTAG; 2327 softc->flags |= DA_FLAG_WAS_OTAG; 2328 tag_code = MSG_ORDERED_Q_TAG; 2329 } else { 2330 tag_code = MSG_SIMPLE_Q_TAG; 2331 } 2332 2333 switch (bp->bio_cmd) { 2334 case BIO_WRITE: 2335 softc->flags |= DA_FLAG_DIRTY; 2336 /* FALLTHROUGH */ 2337 case BIO_READ: 2338 scsi_read_write(&start_ccb->csio, 2339 /*retries*/da_retry_count, 2340 /*cbfcnp*/dadone, 2341 /*tag_action*/tag_code, 2342 /*read_op*/(bp->bio_cmd == BIO_READ ? 2343 SCSI_RW_READ : SCSI_RW_WRITE) | 2344 ((bp->bio_flags & BIO_UNMAPPED) != 0 ? 2345 SCSI_RW_BIO : 0), 2346 /*byte2*/0, 2347 softc->minimum_cmd_size, 2348 /*lba*/bp->bio_pblkno, 2349 /*block_count*/bp->bio_bcount / 2350 softc->params.secsize, 2351 /*data_ptr*/ (bp->bio_flags & 2352 BIO_UNMAPPED) != 0 ? (void *)bp : 2353 bp->bio_data, 2354 /*dxfer_len*/ bp->bio_bcount, 2355 /*sense_len*/SSD_FULL_SIZE, 2356 da_default_timeout * 1000); 2357 break; 2358 case BIO_FLUSH: 2359 /* 2360 * BIO_FLUSH doesn't currently communicate 2361 * range data, so we synchronize the cache 2362 * over the whole disk. We also force 2363 * ordered tag semantics the flush applies 2364 * to all previously queued I/O. 2365 */ 2366 scsi_synchronize_cache(&start_ccb->csio, 2367 /*retries*/1, 2368 /*cbfcnp*/dadone, 2369 MSG_ORDERED_Q_TAG, 2370 /*begin_lba*/0, 2371 /*lb_count*/0, 2372 SSD_FULL_SIZE, 2373 da_default_timeout*1000); 2374 break; 2375 } 2376 start_ccb->ccb_h.ccb_state = DA_CCB_BUFFER_IO; 2377 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2378 2379out: 2380 LIST_INSERT_HEAD(&softc->pending_ccbs, 2381 &start_ccb->ccb_h, periph_links.le); 2382 2383 /* We expect a unit attention from this device */ 2384 if ((softc->flags & DA_FLAG_RETRY_UA) != 0) { 2385 start_ccb->ccb_h.ccb_state |= DA_CCB_RETRY_UA; 2386 softc->flags &= ~DA_FLAG_RETRY_UA; 2387 } 2388 2389 start_ccb->ccb_h.ccb_bp = bp; 2390 softc->refcount++; 2391 cam_periph_unlock(periph); 2392 xpt_action(start_ccb); 2393 cam_periph_lock(periph); 2394 softc->refcount--; 2395 2396 /* May have more work to do, so ensure we stay scheduled */ 2397 daschedule(periph); 2398 break; 2399 } 2400 case DA_STATE_PROBE_RC: 2401 { 2402 struct scsi_read_capacity_data *rcap; 2403 2404 rcap = (struct scsi_read_capacity_data *) 2405 malloc(sizeof(*rcap), M_SCSIDA, M_NOWAIT|M_ZERO); 2406 if (rcap == NULL) { 2407 printf("dastart: Couldn't malloc read_capacity data\n"); 2408 /* da_free_periph??? */ 2409 break; 2410 } 2411 scsi_read_capacity(&start_ccb->csio, 2412 /*retries*/da_retry_count, 2413 dadone, 2414 MSG_SIMPLE_Q_TAG, 2415 rcap, 2416 SSD_FULL_SIZE, 2417 /*timeout*/5000); 2418 start_ccb->ccb_h.ccb_bp = NULL; 2419 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC; 2420 xpt_action(start_ccb); 2421 break; 2422 } 2423 case DA_STATE_PROBE_RC16: 2424 { 2425 struct scsi_read_capacity_data_long *rcaplong; 2426 2427 rcaplong = (struct scsi_read_capacity_data_long *) 2428 malloc(sizeof(*rcaplong), M_SCSIDA, M_NOWAIT|M_ZERO); 2429 if (rcaplong == NULL) { 2430 printf("dastart: Couldn't malloc read_capacity data\n"); 2431 /* da_free_periph??? */ 2432 break; 2433 } 2434 scsi_read_capacity_16(&start_ccb->csio, 2435 /*retries*/ da_retry_count, 2436 /*cbfcnp*/ dadone, 2437 /*tag_action*/ MSG_SIMPLE_Q_TAG, 2438 /*lba*/ 0, 2439 /*reladr*/ 0, 2440 /*pmi*/ 0, 2441 /*rcap_buf*/ (uint8_t *)rcaplong, 2442 /*rcap_buf_len*/ sizeof(*rcaplong), 2443 /*sense_len*/ SSD_FULL_SIZE, 2444 /*timeout*/ da_default_timeout * 1000); 2445 start_ccb->ccb_h.ccb_bp = NULL; 2446 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC16; 2447 xpt_action(start_ccb); 2448 break; 2449 } 2450 case DA_STATE_PROBE_LBP: 2451 { 2452 struct scsi_vpd_logical_block_prov *lbp; 2453 2454 if (!scsi_vpd_supported_page(periph, SVPD_LBP)) { 2455 /* 2456 * If we get here we don't support any SBC-3 delete 2457 * methods with UNMAP as the Logical Block Provisioning 2458 * VPD page support is required for devices which 2459 * support it according to T10/1799-D Revision 31 2460 * however older revisions of the spec don't mandate 2461 * this so we currently don't remove these methods 2462 * from the available set. 2463 */ 2464 softc->state = DA_STATE_PROBE_BLK_LIMITS; 2465 goto skipstate; 2466 } 2467 2468 lbp = (struct scsi_vpd_logical_block_prov *) 2469 malloc(sizeof(*lbp), M_SCSIDA, M_NOWAIT|M_ZERO); 2470 2471 if (lbp == NULL) { 2472 printf("dastart: Couldn't malloc lbp data\n"); 2473 /* da_free_periph??? */ 2474 break; 2475 } 2476 2477 scsi_inquiry(&start_ccb->csio, 2478 /*retries*/da_retry_count, 2479 /*cbfcnp*/dadone, 2480 /*tag_action*/MSG_SIMPLE_Q_TAG, 2481 /*inq_buf*/(u_int8_t *)lbp, 2482 /*inq_len*/sizeof(*lbp), 2483 /*evpd*/TRUE, 2484 /*page_code*/SVPD_LBP, 2485 /*sense_len*/SSD_MIN_SIZE, 2486 /*timeout*/da_default_timeout * 1000); 2487 start_ccb->ccb_h.ccb_bp = NULL; 2488 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_LBP; 2489 xpt_action(start_ccb); 2490 break; 2491 } 2492 case DA_STATE_PROBE_BLK_LIMITS: 2493 { 2494 struct scsi_vpd_block_limits *block_limits; 2495 2496 if (!scsi_vpd_supported_page(periph, SVPD_BLOCK_LIMITS)) { 2497 /* Not supported skip to next probe */ 2498 softc->state = DA_STATE_PROBE_BDC; 2499 goto skipstate; 2500 } 2501 2502 block_limits = (struct scsi_vpd_block_limits *) 2503 malloc(sizeof(*block_limits), M_SCSIDA, M_NOWAIT|M_ZERO); 2504 2505 if (block_limits == NULL) { 2506 printf("dastart: Couldn't malloc block_limits data\n"); 2507 /* da_free_periph??? */ 2508 break; 2509 } 2510 2511 scsi_inquiry(&start_ccb->csio, 2512 /*retries*/da_retry_count, 2513 /*cbfcnp*/dadone, 2514 /*tag_action*/MSG_SIMPLE_Q_TAG, 2515 /*inq_buf*/(u_int8_t *)block_limits, 2516 /*inq_len*/sizeof(*block_limits), 2517 /*evpd*/TRUE, 2518 /*page_code*/SVPD_BLOCK_LIMITS, 2519 /*sense_len*/SSD_MIN_SIZE, 2520 /*timeout*/da_default_timeout * 1000); 2521 start_ccb->ccb_h.ccb_bp = NULL; 2522 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BLK_LIMITS; 2523 xpt_action(start_ccb); 2524 break; 2525 } 2526 case DA_STATE_PROBE_BDC: 2527 { 2528 struct scsi_vpd_block_characteristics *bdc; 2529 2530 if (!scsi_vpd_supported_page(periph, SVPD_BDC)) { 2531 softc->state = DA_STATE_PROBE_ATA; 2532 goto skipstate; 2533 } 2534 2535 bdc = (struct scsi_vpd_block_characteristics *) 2536 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO); 2537 2538 if (bdc == NULL) { 2539 printf("dastart: Couldn't malloc bdc data\n"); 2540 /* da_free_periph??? */ 2541 break; 2542 } 2543 2544 scsi_inquiry(&start_ccb->csio, 2545 /*retries*/da_retry_count, 2546 /*cbfcnp*/dadone, 2547 /*tag_action*/MSG_SIMPLE_Q_TAG, 2548 /*inq_buf*/(u_int8_t *)bdc, 2549 /*inq_len*/sizeof(*bdc), 2550 /*evpd*/TRUE, 2551 /*page_code*/SVPD_BDC, 2552 /*sense_len*/SSD_MIN_SIZE, 2553 /*timeout*/da_default_timeout * 1000); 2554 start_ccb->ccb_h.ccb_bp = NULL; 2555 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BDC; 2556 xpt_action(start_ccb); 2557 break; 2558 } 2559 case DA_STATE_PROBE_ATA: 2560 { 2561 struct ata_params *ata_params; 2562 2563 if (!scsi_vpd_supported_page(periph, SVPD_ATA_INFORMATION)) { 2564 daprobedone(periph, start_ccb); 2565 break; 2566 } 2567 2568 ata_params = (struct ata_params*) 2569 malloc(sizeof(*ata_params), M_SCSIDA, M_NOWAIT|M_ZERO); 2570 2571 if (ata_params == NULL) { 2572 printf("dastart: Couldn't malloc ata_params data\n"); 2573 /* da_free_periph??? */ 2574 break; 2575 } 2576 2577 scsi_ata_identify(&start_ccb->csio, 2578 /*retries*/da_retry_count, 2579 /*cbfcnp*/dadone, 2580 /*tag_action*/MSG_SIMPLE_Q_TAG, 2581 /*data_ptr*/(u_int8_t *)ata_params, 2582 /*dxfer_len*/sizeof(*ata_params), 2583 /*sense_len*/SSD_FULL_SIZE, 2584 /*timeout*/da_default_timeout * 1000); 2585 start_ccb->ccb_h.ccb_bp = NULL; 2586 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA; 2587 xpt_action(start_ccb); 2588 break; 2589 } 2590 } 2591} 2592 2593/* 2594 * In each of the methods below, while its the caller's 2595 * responsibility to ensure the request will fit into a 2596 * single device request, we might have changed the delete 2597 * method due to the device incorrectly advertising either 2598 * its supported methods or limits. 2599 * 2600 * To prevent this causing further issues we validate the 2601 * against the methods limits, and warn which would 2602 * otherwise be unnecessary. 2603 */ 2604static void 2605da_delete_unmap(struct cam_periph *periph, union ccb *ccb, struct bio *bp) 2606{ 2607 struct da_softc *softc = (struct da_softc *)periph->softc;; 2608 struct bio *bp1; 2609 uint8_t *buf = softc->unmap_buf; 2610 uint64_t lba, lastlba = (uint64_t)-1; 2611 uint64_t totalcount = 0; 2612 uint64_t count; 2613 uint32_t lastcount = 0, c; 2614 uint32_t off, ranges = 0; 2615 2616 /* 2617 * Currently this doesn't take the UNMAP 2618 * Granularity and Granularity Alignment 2619 * fields into account. 2620 * 2621 * This could result in both unoptimal unmap 2622 * requests as as well as UNMAP calls unmapping 2623 * fewer LBA's than requested. 2624 */ 2625 2626 softc->delete_running = 1; 2627 bzero(softc->unmap_buf, sizeof(softc->unmap_buf)); 2628 bp1 = bp; 2629 do { 2630 bioq_remove(&softc->delete_queue, bp1); 2631 if (bp1 != bp) 2632 bioq_insert_tail(&softc->delete_run_queue, bp1); 2633 lba = bp1->bio_pblkno; 2634 count = bp1->bio_bcount / softc->params.secsize; 2635 2636 /* Try to extend the previous range. */ 2637 if (lba == lastlba) { 2638 c = omin(count, UNMAP_RANGE_MAX - lastcount); 2639 lastcount += c; 2640 off = ((ranges - 1) * UNMAP_RANGE_SIZE) + 2641 UNMAP_HEAD_SIZE; 2642 scsi_ulto4b(lastcount, &buf[off + 8]); 2643 count -= c; 2644 lba +=c; 2645 totalcount += c; 2646 } 2647 2648 while (count > 0) { 2649 c = omin(count, UNMAP_RANGE_MAX); 2650 if (totalcount + c > softc->unmap_max_lba || 2651 ranges >= softc->unmap_max_ranges) { 2652 xpt_print(periph->path, 2653 "%s issuing short delete %ld > %ld" 2654 "|| %d >= %d", 2655 da_delete_method_desc[softc->delete_method], 2656 totalcount + c, softc->unmap_max_lba, 2657 ranges, softc->unmap_max_ranges); 2658 break; 2659 } 2660 off = (ranges * UNMAP_RANGE_SIZE) + UNMAP_HEAD_SIZE; 2661 scsi_u64to8b(lba, &buf[off + 0]); 2662 scsi_ulto4b(c, &buf[off + 8]); 2663 lba += c; 2664 totalcount += c; 2665 ranges++; 2666 count -= c; 2667 lastcount = c; 2668 } 2669 lastlba = lba; 2670 bp1 = bioq_first(&softc->delete_queue); 2671 if (bp1 == NULL || ranges >= softc->unmap_max_ranges || 2672 totalcount + bp1->bio_bcount / 2673 softc->params.secsize > softc->unmap_max_lba) 2674 break; 2675 } while (1); 2676 scsi_ulto2b(ranges * 16 + 6, &buf[0]); 2677 scsi_ulto2b(ranges * 16, &buf[2]); 2678 2679 scsi_unmap(&ccb->csio, 2680 /*retries*/da_retry_count, 2681 /*cbfcnp*/dadone, 2682 /*tag_action*/MSG_SIMPLE_Q_TAG, 2683 /*byte2*/0, 2684 /*data_ptr*/ buf, 2685 /*dxfer_len*/ ranges * 16 + 8, 2686 /*sense_len*/SSD_FULL_SIZE, 2687 da_default_timeout * 1000); 2688 ccb->ccb_h.ccb_state = DA_CCB_DELETE; 2689 ccb->ccb_h.flags |= CAM_UNLOCKED; 2690} 2691 2692static void 2693da_delete_trim(struct cam_periph *periph, union ccb *ccb, struct bio *bp) 2694{ 2695 struct da_softc *softc = (struct da_softc *)periph->softc; 2696 struct bio *bp1; 2697 uint8_t *buf = softc->unmap_buf; 2698 uint64_t lastlba = (uint64_t)-1; 2699 uint64_t count; 2700 uint64_t lba; 2701 uint32_t lastcount = 0, c, requestcount; 2702 int ranges = 0, off, block_count; 2703 2704 softc->delete_running = 1; 2705 bzero(softc->unmap_buf, sizeof(softc->unmap_buf)); 2706 bp1 = bp; 2707 do { 2708 bioq_remove(&softc->delete_queue, bp1); 2709 if (bp1 != bp) 2710 bioq_insert_tail(&softc->delete_run_queue, bp1); 2711 lba = bp1->bio_pblkno; 2712 count = bp1->bio_bcount / softc->params.secsize; 2713 requestcount = count; 2714 2715 /* Try to extend the previous range. */ 2716 if (lba == lastlba) { 2717 c = omin(count, ATA_DSM_RANGE_MAX - lastcount); 2718 lastcount += c; 2719 off = (ranges - 1) * 8; 2720 buf[off + 6] = lastcount & 0xff; 2721 buf[off + 7] = (lastcount >> 8) & 0xff; 2722 count -= c; 2723 lba += c; 2724 } 2725 2726 while (count > 0) { 2727 c = omin(count, ATA_DSM_RANGE_MAX); 2728 off = ranges * 8; 2729 2730 buf[off + 0] = lba & 0xff; 2731 buf[off + 1] = (lba >> 8) & 0xff; 2732 buf[off + 2] = (lba >> 16) & 0xff; 2733 buf[off + 3] = (lba >> 24) & 0xff; 2734 buf[off + 4] = (lba >> 32) & 0xff; 2735 buf[off + 5] = (lba >> 40) & 0xff; 2736 buf[off + 6] = c & 0xff; 2737 buf[off + 7] = (c >> 8) & 0xff; 2738 lba += c; 2739 ranges++; 2740 count -= c; 2741 lastcount = c; 2742 if (count != 0 && ranges == softc->trim_max_ranges) { 2743 xpt_print(periph->path, 2744 "%s issuing short delete %ld > %ld\n", 2745 da_delete_method_desc[softc->delete_method], 2746 requestcount, 2747 (softc->trim_max_ranges - ranges) * 2748 ATA_DSM_RANGE_MAX); 2749 break; 2750 } 2751 } 2752 lastlba = lba; 2753 bp1 = bioq_first(&softc->delete_queue); 2754 if (bp1 == NULL || bp1->bio_bcount / softc->params.secsize > 2755 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) 2756 break; 2757 } while (1); 2758 2759 block_count = (ranges + ATA_DSM_BLK_RANGES - 1) / ATA_DSM_BLK_RANGES; 2760 scsi_ata_trim(&ccb->csio, 2761 /*retries*/da_retry_count, 2762 /*cbfcnp*/dadone, 2763 /*tag_action*/MSG_SIMPLE_Q_TAG, 2764 block_count, 2765 /*data_ptr*/buf, 2766 /*dxfer_len*/block_count * ATA_DSM_BLK_SIZE, 2767 /*sense_len*/SSD_FULL_SIZE, 2768 da_default_timeout * 1000); 2769 ccb->ccb_h.ccb_state = DA_CCB_DELETE; 2770 ccb->ccb_h.flags |= CAM_UNLOCKED; 2771} 2772 2773/* 2774 * We calculate ws_max_blks here based off d_delmaxsize instead 2775 * of using softc->ws_max_blks as it is absolute max for the 2776 * device not the protocol max which may well be lower. 2777 */ 2778static void 2779da_delete_ws(struct cam_periph *periph, union ccb *ccb, struct bio *bp) 2780{ 2781 struct da_softc *softc; 2782 struct bio *bp1; 2783 uint64_t ws_max_blks; 2784 uint64_t lba; 2785 uint64_t count; /* forward compat with WS32 */ 2786 2787 softc = (struct da_softc *)periph->softc; 2788 ws_max_blks = softc->disk->d_delmaxsize / softc->params.secsize; 2789 softc->delete_running = 1; 2790 lba = bp->bio_pblkno; 2791 count = 0; 2792 bp1 = bp; 2793 do { 2794 bioq_remove(&softc->delete_queue, bp1); 2795 if (bp1 != bp) 2796 bioq_insert_tail(&softc->delete_run_queue, bp1); 2797 count += bp1->bio_bcount / softc->params.secsize; 2798 if (count > ws_max_blks) { 2799 xpt_print(periph->path, 2800 "%s issuing short delete %ld > %ld\n", 2801 da_delete_method_desc[softc->delete_method], 2802 count, ws_max_blks); 2803 count = omin(count, ws_max_blks); 2804 break; 2805 } 2806 bp1 = bioq_first(&softc->delete_queue); 2807 if (bp1 == NULL || lba + count != bp1->bio_pblkno || 2808 count + bp1->bio_bcount / 2809 softc->params.secsize > ws_max_blks) 2810 break; 2811 } while (1); 2812 2813 scsi_write_same(&ccb->csio, 2814 /*retries*/da_retry_count, 2815 /*cbfcnp*/dadone, 2816 /*tag_action*/MSG_SIMPLE_Q_TAG, 2817 /*byte2*/softc->delete_method == 2818 DA_DELETE_ZERO ? 0 : SWS_UNMAP, 2819 softc->delete_method == DA_DELETE_WS16 ? 16 : 10, 2820 /*lba*/lba, 2821 /*block_count*/count, 2822 /*data_ptr*/ __DECONST(void *, zero_region), 2823 /*dxfer_len*/ softc->params.secsize, 2824 /*sense_len*/SSD_FULL_SIZE, 2825 da_default_timeout * 1000); 2826 ccb->ccb_h.ccb_state = DA_CCB_DELETE; 2827 ccb->ccb_h.flags |= CAM_UNLOCKED; 2828} 2829 2830static int 2831cmd6workaround(union ccb *ccb) 2832{ 2833 struct scsi_rw_6 cmd6; 2834 struct scsi_rw_10 *cmd10; 2835 struct da_softc *softc; 2836 u_int8_t *cdb; 2837 struct bio *bp; 2838 int frozen; 2839 2840 cdb = ccb->csio.cdb_io.cdb_bytes; 2841 softc = (struct da_softc *)xpt_path_periph(ccb->ccb_h.path)->softc; 2842 2843 if (ccb->ccb_h.ccb_state == DA_CCB_DELETE) { 2844 da_delete_methods old_method = softc->delete_method; 2845 2846 /* 2847 * Typically there are two reasons for failure here 2848 * 1. Delete method was detected as supported but isn't 2849 * 2. Delete failed due to invalid params e.g. too big 2850 * 2851 * While we will attempt to choose an alternative delete method 2852 * this may result in short deletes if the existing delete 2853 * requests from geom are big for the new method choosen. 2854 * 2855 * This method assumes that the error which triggered this 2856 * will not retry the io otherwise a panic will occur 2857 */ 2858 dadeleteflag(softc, old_method, 0); 2859 dadeletemethodchoose(softc, DA_DELETE_DISABLE); 2860 if (softc->delete_method == DA_DELETE_DISABLE) 2861 xpt_print(ccb->ccb_h.path, 2862 "%s failed, disabling BIO_DELETE\n", 2863 da_delete_method_desc[old_method]); 2864 else 2865 xpt_print(ccb->ccb_h.path, 2866 "%s failed, switching to %s BIO_DELETE\n", 2867 da_delete_method_desc[old_method], 2868 da_delete_method_desc[softc->delete_method]); 2869 2870 while ((bp = bioq_takefirst(&softc->delete_run_queue)) != NULL) 2871 bioq_disksort(&softc->delete_queue, bp); 2872 bioq_disksort(&softc->delete_queue, 2873 (struct bio *)ccb->ccb_h.ccb_bp); 2874 ccb->ccb_h.ccb_bp = NULL; 2875 return (0); 2876 } 2877 2878 /* Detect unsupported PREVENT ALLOW MEDIUM REMOVAL. */ 2879 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 && 2880 (*cdb == PREVENT_ALLOW) && 2881 (softc->quirks & DA_Q_NO_PREVENT) == 0) { 2882 if (bootverbose) 2883 xpt_print(ccb->ccb_h.path, 2884 "PREVENT ALLOW MEDIUM REMOVAL not supported.\n"); 2885 softc->quirks |= DA_Q_NO_PREVENT; 2886 return (0); 2887 } 2888 2889 /* Detect unsupported SYNCHRONIZE CACHE(10). */ 2890 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 && 2891 (*cdb == SYNCHRONIZE_CACHE) && 2892 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) { 2893 if (bootverbose) 2894 xpt_print(ccb->ccb_h.path, 2895 "SYNCHRONIZE CACHE(10) not supported.\n"); 2896 softc->quirks |= DA_Q_NO_SYNC_CACHE; 2897 softc->disk->d_flags &= ~DISKFLAG_CANFLUSHCACHE; 2898 return (0); 2899 } 2900 2901 /* Translation only possible if CDB is an array and cmd is R/W6 */ 2902 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0 || 2903 (*cdb != READ_6 && *cdb != WRITE_6)) 2904 return 0; 2905 2906 xpt_print(ccb->ccb_h.path, "READ(6)/WRITE(6) not supported, " 2907 "increasing minimum_cmd_size to 10.\n"); 2908 softc->minimum_cmd_size = 10; 2909 2910 bcopy(cdb, &cmd6, sizeof(struct scsi_rw_6)); 2911 cmd10 = (struct scsi_rw_10 *)cdb; 2912 cmd10->opcode = (cmd6.opcode == READ_6) ? READ_10 : WRITE_10; 2913 cmd10->byte2 = 0; 2914 scsi_ulto4b(scsi_3btoul(cmd6.addr), cmd10->addr); 2915 cmd10->reserved = 0; 2916 scsi_ulto2b(cmd6.length, cmd10->length); 2917 cmd10->control = cmd6.control; 2918 ccb->csio.cdb_len = sizeof(*cmd10); 2919 2920 /* Requeue request, unfreezing queue if necessary */ 2921 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0; 2922 ccb->ccb_h.status = CAM_REQUEUE_REQ; 2923 xpt_action(ccb); 2924 if (frozen) { 2925 cam_release_devq(ccb->ccb_h.path, 2926 /*relsim_flags*/0, 2927 /*reduction*/0, 2928 /*timeout*/0, 2929 /*getcount_only*/0); 2930 } 2931 return (ERESTART); 2932} 2933 2934static void 2935dadone(struct cam_periph *periph, union ccb *done_ccb) 2936{ 2937 struct da_softc *softc; 2938 struct ccb_scsiio *csio; 2939 u_int32_t priority; 2940 da_ccb_state state; 2941 2942 softc = (struct da_softc *)periph->softc; 2943 priority = done_ccb->ccb_h.pinfo.priority; 2944 2945 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone\n")); 2946 2947 csio = &done_ccb->csio; 2948 state = csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK; 2949 switch (state) { 2950 case DA_CCB_BUFFER_IO: 2951 case DA_CCB_DELETE: 2952 { 2953 struct bio *bp, *bp1; 2954 2955 cam_periph_lock(periph); 2956 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2957 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2958 int error; 2959 int sf; 2960 2961 if ((csio->ccb_h.ccb_state & DA_CCB_RETRY_UA) != 0) 2962 sf = SF_RETRY_UA; 2963 else 2964 sf = 0; 2965 2966 error = daerror(done_ccb, CAM_RETRY_SELTO, sf); 2967 if (error == ERESTART) { 2968 /* 2969 * A retry was scheduled, so 2970 * just return. 2971 */ 2972 cam_periph_unlock(periph); 2973 return; 2974 } 2975 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2976 if (error != 0) { 2977 int queued_error; 2978 2979 /* 2980 * return all queued I/O with EIO, so that 2981 * the client can retry these I/Os in the 2982 * proper order should it attempt to recover. 2983 */ 2984 queued_error = EIO; 2985 2986 if (error == ENXIO 2987 && (softc->flags & DA_FLAG_PACK_INVALID)== 0) { 2988 /* 2989 * Catastrophic error. Mark our pack as 2990 * invalid. 2991 */ 2992 /* 2993 * XXX See if this is really a media 2994 * XXX change first? 2995 */ 2996 xpt_print(periph->path, 2997 "Invalidating pack\n"); 2998 softc->flags |= DA_FLAG_PACK_INVALID; 2999 queued_error = ENXIO; 3000 } 3001 bioq_flush(&softc->bio_queue, NULL, 3002 queued_error); 3003 if (bp != NULL) { 3004 bp->bio_error = error; 3005 bp->bio_resid = bp->bio_bcount; 3006 bp->bio_flags |= BIO_ERROR; 3007 } 3008 } else if (bp != NULL) { 3009 if (state == DA_CCB_DELETE) 3010 bp->bio_resid = 0; 3011 else 3012 bp->bio_resid = csio->resid; 3013 bp->bio_error = 0; 3014 if (bp->bio_resid != 0) 3015 bp->bio_flags |= BIO_ERROR; 3016 } 3017 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 3018 cam_release_devq(done_ccb->ccb_h.path, 3019 /*relsim_flags*/0, 3020 /*reduction*/0, 3021 /*timeout*/0, 3022 /*getcount_only*/0); 3023 } else if (bp != NULL) { 3024 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 3025 panic("REQ_CMP with QFRZN"); 3026 if (state == DA_CCB_DELETE) 3027 bp->bio_resid = 0; 3028 else 3029 bp->bio_resid = csio->resid; 3030 if (csio->resid > 0) 3031 bp->bio_flags |= BIO_ERROR; 3032 if (softc->error_inject != 0) { 3033 bp->bio_error = softc->error_inject; 3034 bp->bio_resid = bp->bio_bcount; 3035 bp->bio_flags |= BIO_ERROR; 3036 softc->error_inject = 0; 3037 } 3038 } 3039 3040 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le); 3041 if (LIST_EMPTY(&softc->pending_ccbs)) 3042 softc->flags |= DA_FLAG_WAS_OTAG; 3043 3044 xpt_release_ccb(done_ccb); 3045 if (state == DA_CCB_DELETE) { 3046 TAILQ_HEAD(, bio) queue; 3047 3048 TAILQ_INIT(&queue); 3049 TAILQ_CONCAT(&queue, &softc->delete_run_queue.queue, bio_queue); 3050 softc->delete_run_queue.insert_point = NULL; 3051 /* 3052 * Normally, the xpt_release_ccb() above would make sure 3053 * that when we have more work to do, that work would 3054 * get kicked off. However, we specifically keep 3055 * delete_running set to 0 before the call above to 3056 * allow other I/O to progress when many BIO_DELETE 3057 * requests are pushed down. We set delete_running to 0 3058 * and call daschedule again so that we don't stall if 3059 * there are no other I/Os pending apart from BIO_DELETEs. 3060 */ 3061 softc->delete_running = 0; 3062 daschedule(periph); 3063 cam_periph_unlock(periph); 3064 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 3065 TAILQ_REMOVE(&queue, bp1, bio_queue); 3066 bp1->bio_error = bp->bio_error; 3067 if (bp->bio_flags & BIO_ERROR) { 3068 bp1->bio_flags |= BIO_ERROR; 3069 bp1->bio_resid = bp1->bio_bcount; 3070 } else 3071 bp1->bio_resid = 0; 3072 biodone(bp1); 3073 } 3074 } else 3075 cam_periph_unlock(periph); 3076 if (bp != NULL) 3077 biodone(bp); 3078 return; 3079 } 3080 case DA_CCB_PROBE_RC: 3081 case DA_CCB_PROBE_RC16: 3082 { 3083 struct scsi_read_capacity_data *rdcap; 3084 struct scsi_read_capacity_data_long *rcaplong; 3085 char announce_buf[80]; 3086 int lbp; 3087 3088 lbp = 0; 3089 rdcap = NULL; 3090 rcaplong = NULL; 3091 if (state == DA_CCB_PROBE_RC) 3092 rdcap =(struct scsi_read_capacity_data *)csio->data_ptr; 3093 else 3094 rcaplong = (struct scsi_read_capacity_data_long *) 3095 csio->data_ptr; 3096 3097 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3098 struct disk_params *dp; 3099 uint32_t block_size; 3100 uint64_t maxsector; 3101 u_int lbppbe; /* LB per physical block exponent. */ 3102 u_int lalba; /* Lowest aligned LBA. */ 3103 3104 if (state == DA_CCB_PROBE_RC) { 3105 block_size = scsi_4btoul(rdcap->length); 3106 maxsector = scsi_4btoul(rdcap->addr); 3107 lbppbe = 0; 3108 lalba = 0; 3109 3110 /* 3111 * According to SBC-2, if the standard 10 3112 * byte READ CAPACITY command returns 2^32, 3113 * we should issue the 16 byte version of 3114 * the command, since the device in question 3115 * has more sectors than can be represented 3116 * with the short version of the command. 3117 */ 3118 if (maxsector == 0xffffffff) { 3119 free(rdcap, M_SCSIDA); 3120 xpt_release_ccb(done_ccb); 3121 softc->state = DA_STATE_PROBE_RC16; 3122 xpt_schedule(periph, priority); 3123 return; 3124 } 3125 } else { 3126 block_size = scsi_4btoul(rcaplong->length); 3127 maxsector = scsi_8btou64(rcaplong->addr); 3128 lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE; 3129 lalba = scsi_2btoul(rcaplong->lalba_lbp); 3130 } 3131 3132 /* 3133 * Because GEOM code just will panic us if we 3134 * give them an 'illegal' value we'll avoid that 3135 * here. 3136 */ 3137 if (block_size == 0) { 3138 block_size = 512; 3139 if (maxsector == 0) 3140 maxsector = -1; 3141 } 3142 if (block_size >= MAXPHYS) { 3143 xpt_print(periph->path, 3144 "unsupportable block size %ju\n", 3145 (uintmax_t) block_size); 3146 announce_buf[0] = '\0'; 3147 cam_periph_invalidate(periph); 3148 } else { 3149 /* 3150 * We pass rcaplong into dasetgeom(), 3151 * because it will only use it if it is 3152 * non-NULL. 3153 */ 3154 dasetgeom(periph, block_size, maxsector, 3155 rcaplong, sizeof(*rcaplong)); 3156 lbp = (lalba & SRC16_LBPME_A); 3157 dp = &softc->params; 3158 snprintf(announce_buf, sizeof(announce_buf), 3159 "%juMB (%ju %u byte sectors)", 3160 ((uintmax_t)dp->secsize * dp->sectors) / 3161 (1024 * 1024), 3162 (uintmax_t)dp->sectors, dp->secsize); 3163 } 3164 } else { 3165 int error; 3166 3167 announce_buf[0] = '\0'; 3168 3169 /* 3170 * Retry any UNIT ATTENTION type errors. They 3171 * are expected at boot. 3172 */ 3173 error = daerror(done_ccb, CAM_RETRY_SELTO, 3174 SF_RETRY_UA|SF_NO_PRINT); 3175 if (error == ERESTART) { 3176 /* 3177 * A retry was scheuled, so 3178 * just return. 3179 */ 3180 return; 3181 } else if (error != 0) { 3182 int asc, ascq; 3183 int sense_key, error_code; 3184 int have_sense; 3185 cam_status status; 3186 struct ccb_getdev cgd; 3187 3188 /* Don't wedge this device's queue */ 3189 status = done_ccb->ccb_h.status; 3190 if ((status & CAM_DEV_QFRZN) != 0) 3191 cam_release_devq(done_ccb->ccb_h.path, 3192 /*relsim_flags*/0, 3193 /*reduction*/0, 3194 /*timeout*/0, 3195 /*getcount_only*/0); 3196 3197 3198 xpt_setup_ccb(&cgd.ccb_h, 3199 done_ccb->ccb_h.path, 3200 CAM_PRIORITY_NORMAL); 3201 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 3202 xpt_action((union ccb *)&cgd); 3203 3204 if (scsi_extract_sense_ccb(done_ccb, 3205 &error_code, &sense_key, &asc, &ascq)) 3206 have_sense = TRUE; 3207 else 3208 have_sense = FALSE; 3209 3210 /* 3211 * If we tried READ CAPACITY(16) and failed, 3212 * fallback to READ CAPACITY(10). 3213 */ 3214 if ((state == DA_CCB_PROBE_RC16) && 3215 (softc->flags & DA_FLAG_CAN_RC16) && 3216 (((csio->ccb_h.status & CAM_STATUS_MASK) == 3217 CAM_REQ_INVALID) || 3218 ((have_sense) && 3219 (error_code == SSD_CURRENT_ERROR) && 3220 (sense_key == SSD_KEY_ILLEGAL_REQUEST)))) { 3221 softc->flags &= ~DA_FLAG_CAN_RC16; 3222 free(rdcap, M_SCSIDA); 3223 xpt_release_ccb(done_ccb); 3224 softc->state = DA_STATE_PROBE_RC; 3225 xpt_schedule(periph, priority); 3226 return; 3227 } else 3228 /* 3229 * Attach to anything that claims to be a 3230 * direct access or optical disk device, 3231 * as long as it doesn't return a "Logical 3232 * unit not supported" (0x25) error. 3233 */ 3234 if ((have_sense) && (asc != 0x25) 3235 && (error_code == SSD_CURRENT_ERROR)) { 3236 const char *sense_key_desc; 3237 const char *asc_desc; 3238 3239 dasetgeom(periph, 512, -1, NULL, 0); 3240 scsi_sense_desc(sense_key, asc, ascq, 3241 &cgd.inq_data, 3242 &sense_key_desc, 3243 &asc_desc); 3244 snprintf(announce_buf, 3245 sizeof(announce_buf), 3246 "Attempt to query device " 3247 "size failed: %s, %s", 3248 sense_key_desc, 3249 asc_desc); 3250 } else { 3251 if (have_sense) 3252 scsi_sense_print( 3253 &done_ccb->csio); 3254 else { 3255 xpt_print(periph->path, 3256 "got CAM status %#x\n", 3257 done_ccb->ccb_h.status); 3258 } 3259 3260 xpt_print(periph->path, "fatal error, " 3261 "failed to attach to device\n"); 3262 3263 /* 3264 * Free up resources. 3265 */ 3266 cam_periph_invalidate(periph); 3267 } 3268 } 3269 } 3270 free(csio->data_ptr, M_SCSIDA); 3271 if (announce_buf[0] != '\0' && 3272 ((softc->flags & DA_FLAG_ANNOUNCED) == 0)) { 3273 /* 3274 * Create our sysctl variables, now that we know 3275 * we have successfully attached. 3276 */ 3277 /* increase the refcount */ 3278 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 3279 taskqueue_enqueue(taskqueue_thread, 3280 &softc->sysctl_task); 3281 xpt_announce_periph(periph, announce_buf); 3282 xpt_announce_quirks(periph, softc->quirks, 3283 DA_Q_BIT_STRING); 3284 } else { 3285 xpt_print(periph->path, "fatal error, " 3286 "could not acquire reference count\n"); 3287 } 3288 } 3289 3290 /* We already probed the device. */ 3291 if (softc->flags & DA_FLAG_PROBED) { 3292 daprobedone(periph, done_ccb); 3293 return; 3294 } 3295 3296 /* Ensure re-probe doesn't see old delete. */ 3297 softc->delete_available = 0; 3298 dadeleteflag(softc, DA_DELETE_ZERO, 1); 3299 if (lbp && (softc->quirks & DA_Q_NO_UNMAP) == 0) { 3300 /* 3301 * Based on older SBC-3 spec revisions 3302 * any of the UNMAP methods "may" be 3303 * available via LBP given this flag so 3304 * we flag all of them as availble and 3305 * then remove those which further 3306 * probes confirm aren't available 3307 * later. 3308 * 3309 * We could also check readcap(16) p_type 3310 * flag to exclude one or more invalid 3311 * write same (X) types here 3312 */ 3313 dadeleteflag(softc, DA_DELETE_WS16, 1); 3314 dadeleteflag(softc, DA_DELETE_WS10, 1); 3315 dadeleteflag(softc, DA_DELETE_UNMAP, 1); 3316 3317 xpt_release_ccb(done_ccb); 3318 softc->state = DA_STATE_PROBE_LBP; 3319 xpt_schedule(periph, priority); 3320 return; 3321 } 3322 3323 xpt_release_ccb(done_ccb); 3324 softc->state = DA_STATE_PROBE_BDC; 3325 xpt_schedule(periph, priority); 3326 return; 3327 } 3328 case DA_CCB_PROBE_LBP: 3329 { 3330 struct scsi_vpd_logical_block_prov *lbp; 3331 3332 lbp = (struct scsi_vpd_logical_block_prov *)csio->data_ptr; 3333 3334 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3335 /* 3336 * T10/1799-D Revision 31 states at least one of these 3337 * must be supported but we don't currently enforce this. 3338 */ 3339 dadeleteflag(softc, DA_DELETE_WS16, 3340 (lbp->flags & SVPD_LBP_WS16)); 3341 dadeleteflag(softc, DA_DELETE_WS10, 3342 (lbp->flags & SVPD_LBP_WS10)); 3343 dadeleteflag(softc, DA_DELETE_UNMAP, 3344 (lbp->flags & SVPD_LBP_UNMAP)); 3345 } else { 3346 int error; 3347 error = daerror(done_ccb, CAM_RETRY_SELTO, 3348 SF_RETRY_UA|SF_NO_PRINT); 3349 if (error == ERESTART) 3350 return; 3351 else if (error != 0) { 3352 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3353 /* Don't wedge this device's queue */ 3354 cam_release_devq(done_ccb->ccb_h.path, 3355 /*relsim_flags*/0, 3356 /*reduction*/0, 3357 /*timeout*/0, 3358 /*getcount_only*/0); 3359 } 3360 3361 /* 3362 * Failure indicates we don't support any SBC-3 3363 * delete methods with UNMAP 3364 */ 3365 } 3366 } 3367 3368 free(lbp, M_SCSIDA); 3369 xpt_release_ccb(done_ccb); 3370 softc->state = DA_STATE_PROBE_BLK_LIMITS; 3371 xpt_schedule(periph, priority); 3372 return; 3373 } 3374 case DA_CCB_PROBE_BLK_LIMITS: 3375 { 3376 struct scsi_vpd_block_limits *block_limits; 3377 3378 block_limits = (struct scsi_vpd_block_limits *)csio->data_ptr; 3379 3380 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3381 uint32_t max_txfer_len = scsi_4btoul( 3382 block_limits->max_txfer_len); 3383 uint32_t max_unmap_lba_cnt = scsi_4btoul( 3384 block_limits->max_unmap_lba_cnt); 3385 uint32_t max_unmap_blk_cnt = scsi_4btoul( 3386 block_limits->max_unmap_blk_cnt); 3387 uint64_t ws_max_blks = scsi_8btou64( 3388 block_limits->max_write_same_length); 3389 3390 if (max_txfer_len != 0) { 3391 softc->disk->d_maxsize = MIN(softc->maxio, 3392 (off_t)max_txfer_len * softc->params.secsize); 3393 } 3394 3395 /* 3396 * We should already support UNMAP but we check lba 3397 * and block count to be sure 3398 */ 3399 if (max_unmap_lba_cnt != 0x00L && 3400 max_unmap_blk_cnt != 0x00L) { 3401 softc->unmap_max_lba = max_unmap_lba_cnt; 3402 softc->unmap_max_ranges = min(max_unmap_blk_cnt, 3403 UNMAP_MAX_RANGES); 3404 } else { 3405 /* 3406 * Unexpected UNMAP limits which means the 3407 * device doesn't actually support UNMAP 3408 */ 3409 dadeleteflag(softc, DA_DELETE_UNMAP, 0); 3410 } 3411 3412 if (ws_max_blks != 0x00L) 3413 softc->ws_max_blks = ws_max_blks; 3414 } else { 3415 int error; 3416 error = daerror(done_ccb, CAM_RETRY_SELTO, 3417 SF_RETRY_UA|SF_NO_PRINT); 3418 if (error == ERESTART) 3419 return; 3420 else if (error != 0) { 3421 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3422 /* Don't wedge this device's queue */ 3423 cam_release_devq(done_ccb->ccb_h.path, 3424 /*relsim_flags*/0, 3425 /*reduction*/0, 3426 /*timeout*/0, 3427 /*getcount_only*/0); 3428 } 3429 3430 /* 3431 * Failure here doesn't mean UNMAP is not 3432 * supported as this is an optional page. 3433 */ 3434 softc->unmap_max_lba = 1; 3435 softc->unmap_max_ranges = 1; 3436 } 3437 } 3438 3439 free(block_limits, M_SCSIDA); 3440 xpt_release_ccb(done_ccb); 3441 softc->state = DA_STATE_PROBE_BDC; 3442 xpt_schedule(periph, priority); 3443 return; 3444 } 3445 case DA_CCB_PROBE_BDC: 3446 { 3447 struct scsi_vpd_block_characteristics *bdc; 3448 3449 bdc = (struct scsi_vpd_block_characteristics *)csio->data_ptr; 3450 3451 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3452 /* 3453 * Disable queue sorting for non-rotational media 3454 * by default. 3455 */ 3456 u_int16_t old_rate = softc->disk->d_rotation_rate; 3457 3458 softc->disk->d_rotation_rate = 3459 scsi_2btoul(bdc->medium_rotation_rate); 3460 if (softc->disk->d_rotation_rate == 3461 SVPD_BDC_RATE_NON_ROTATING) { 3462 softc->sort_io_queue = 0; 3463 } 3464 if (softc->disk->d_rotation_rate != old_rate) { 3465 disk_attr_changed(softc->disk, 3466 "GEOM::rotation_rate", M_NOWAIT); 3467 } 3468 } else { 3469 int error; 3470 error = daerror(done_ccb, CAM_RETRY_SELTO, 3471 SF_RETRY_UA|SF_NO_PRINT); 3472 if (error == ERESTART) 3473 return; 3474 else if (error != 0) { 3475 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3476 /* Don't wedge this device's queue */ 3477 cam_release_devq(done_ccb->ccb_h.path, 3478 /*relsim_flags*/0, 3479 /*reduction*/0, 3480 /*timeout*/0, 3481 /*getcount_only*/0); 3482 } 3483 } 3484 } 3485 3486 free(bdc, M_SCSIDA); 3487 xpt_release_ccb(done_ccb); 3488 softc->state = DA_STATE_PROBE_ATA; 3489 xpt_schedule(periph, priority); 3490 return; 3491 } 3492 case DA_CCB_PROBE_ATA: 3493 { 3494 int i; 3495 struct ata_params *ata_params; 3496 int16_t *ptr; 3497 3498 ata_params = (struct ata_params *)csio->data_ptr; 3499 ptr = (uint16_t *)ata_params; 3500 3501 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3502 uint16_t old_rate; 3503 3504 for (i = 0; i < sizeof(*ata_params) / 2; i++) 3505 ptr[i] = le16toh(ptr[i]); 3506 if (ata_params->support_dsm & ATA_SUPPORT_DSM_TRIM && 3507 (softc->quirks & DA_Q_NO_UNMAP) == 0) { 3508 dadeleteflag(softc, DA_DELETE_ATA_TRIM, 1); 3509 if (ata_params->max_dsm_blocks != 0) 3510 softc->trim_max_ranges = min( 3511 softc->trim_max_ranges, 3512 ata_params->max_dsm_blocks * 3513 ATA_DSM_BLK_RANGES); 3514 } 3515 /* 3516 * Disable queue sorting for non-rotational media 3517 * by default. 3518 */ 3519 old_rate = softc->disk->d_rotation_rate; 3520 softc->disk->d_rotation_rate = 3521 ata_params->media_rotation_rate; 3522 if (softc->disk->d_rotation_rate == 3523 ATA_RATE_NON_ROTATING) { 3524 softc->sort_io_queue = 0; 3525 } 3526 3527 if (softc->disk->d_rotation_rate != old_rate) { 3528 disk_attr_changed(softc->disk, 3529 "GEOM::rotation_rate", M_NOWAIT); 3530 } 3531 } else { 3532 int error; 3533 error = daerror(done_ccb, CAM_RETRY_SELTO, 3534 SF_RETRY_UA|SF_NO_PRINT); 3535 if (error == ERESTART) 3536 return; 3537 else if (error != 0) { 3538 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3539 /* Don't wedge this device's queue */ 3540 cam_release_devq(done_ccb->ccb_h.path, 3541 /*relsim_flags*/0, 3542 /*reduction*/0, 3543 /*timeout*/0, 3544 /*getcount_only*/0); 3545 } 3546 } 3547 } 3548 3549 free(ata_params, M_SCSIDA); 3550 daprobedone(periph, done_ccb); 3551 return; 3552 } 3553 case DA_CCB_DUMP: 3554 /* No-op. We're polling */ 3555 return; 3556 case DA_CCB_TUR: 3557 { 3558 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3559 3560 if (daerror(done_ccb, CAM_RETRY_SELTO, 3561 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) == 3562 ERESTART) 3563 return; 3564 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 3565 cam_release_devq(done_ccb->ccb_h.path, 3566 /*relsim_flags*/0, 3567 /*reduction*/0, 3568 /*timeout*/0, 3569 /*getcount_only*/0); 3570 } 3571 xpt_release_ccb(done_ccb); 3572 cam_periph_release_locked(periph); 3573 return; 3574 } 3575 default: 3576 break; 3577 } 3578 xpt_release_ccb(done_ccb); 3579} 3580 3581static void 3582dareprobe(struct cam_periph *periph) 3583{ 3584 struct da_softc *softc; 3585 cam_status status; 3586 3587 softc = (struct da_softc *)periph->softc; 3588 3589 /* Probe in progress; don't interfere. */ 3590 if (softc->state != DA_STATE_NORMAL) 3591 return; 3592 3593 status = cam_periph_acquire(periph); 3594 KASSERT(status == CAM_REQ_CMP, 3595 ("dareprobe: cam_periph_acquire failed")); 3596 3597 if (softc->flags & DA_FLAG_CAN_RC16) 3598 softc->state = DA_STATE_PROBE_RC16; 3599 else 3600 softc->state = DA_STATE_PROBE_RC; 3601 3602 xpt_schedule(periph, CAM_PRIORITY_DEV); 3603} 3604 3605static int 3606daerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3607{ 3608 struct da_softc *softc; 3609 struct cam_periph *periph; 3610 int error, error_code, sense_key, asc, ascq; 3611 3612 periph = xpt_path_periph(ccb->ccb_h.path); 3613 softc = (struct da_softc *)periph->softc; 3614 3615 /* 3616 * Automatically detect devices that do not support 3617 * READ(6)/WRITE(6) and upgrade to using 10 byte cdbs. 3618 */ 3619 error = 0; 3620 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) { 3621 error = cmd6workaround(ccb); 3622 } else if (scsi_extract_sense_ccb(ccb, 3623 &error_code, &sense_key, &asc, &ascq)) { 3624 if (sense_key == SSD_KEY_ILLEGAL_REQUEST) 3625 error = cmd6workaround(ccb); 3626 /* 3627 * If the target replied with CAPACITY DATA HAS CHANGED UA, 3628 * query the capacity and notify upper layers. 3629 */ 3630 else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3631 asc == 0x2A && ascq == 0x09) { 3632 xpt_print(periph->path, "Capacity data has changed\n"); 3633 softc->flags &= ~DA_FLAG_PROBED; 3634 dareprobe(periph); 3635 sense_flags |= SF_NO_PRINT; 3636 } else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3637 asc == 0x28 && ascq == 0x00) { 3638 softc->flags &= ~DA_FLAG_PROBED; 3639 disk_media_changed(softc->disk, M_NOWAIT); 3640 } else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3641 asc == 0x3F && ascq == 0x03) { 3642 xpt_print(periph->path, "INQUIRY data has changed\n"); 3643 softc->flags &= ~DA_FLAG_PROBED; 3644 dareprobe(periph); 3645 sense_flags |= SF_NO_PRINT; 3646 } else if (sense_key == SSD_KEY_NOT_READY && 3647 asc == 0x3a && (softc->flags & DA_FLAG_PACK_INVALID) == 0) { 3648 softc->flags |= DA_FLAG_PACK_INVALID; 3649 disk_media_gone(softc->disk, M_NOWAIT); 3650 } 3651 } 3652 if (error == ERESTART) 3653 return (ERESTART); 3654 3655 /* 3656 * XXX 3657 * Until we have a better way of doing pack validation, 3658 * don't treat UAs as errors. 3659 */ 3660 sense_flags |= SF_RETRY_UA; 3661 3662 if (softc->quirks & DA_Q_RETRY_BUSY) 3663 sense_flags |= SF_RETRY_BUSY; 3664 return(cam_periph_error(ccb, cam_flags, sense_flags, 3665 &softc->saved_ccb)); 3666} 3667 3668static void 3669damediapoll(void *arg) 3670{ 3671 struct cam_periph *periph = arg; 3672 struct da_softc *softc = periph->softc; 3673 3674 if (!softc->tur && LIST_EMPTY(&softc->pending_ccbs)) { 3675 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 3676 softc->tur = 1; 3677 daschedule(periph); 3678 } 3679 } 3680 /* Queue us up again */ 3681 if (da_poll_period != 0) 3682 callout_schedule(&softc->mediapoll_c, da_poll_period * hz); 3683} 3684 3685static void 3686daprevent(struct cam_periph *periph, int action) 3687{ 3688 struct da_softc *softc; 3689 union ccb *ccb; 3690 int error; 3691 3692 softc = (struct da_softc *)periph->softc; 3693 3694 if (((action == PR_ALLOW) 3695 && (softc->flags & DA_FLAG_PACK_LOCKED) == 0) 3696 || ((action == PR_PREVENT) 3697 && (softc->flags & DA_FLAG_PACK_LOCKED) != 0)) { 3698 return; 3699 } 3700 3701 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3702 3703 scsi_prevent(&ccb->csio, 3704 /*retries*/1, 3705 /*cbcfp*/dadone, 3706 MSG_SIMPLE_Q_TAG, 3707 action, 3708 SSD_FULL_SIZE, 3709 5000); 3710 3711 error = cam_periph_runccb(ccb, daerror, CAM_RETRY_SELTO, 3712 SF_RETRY_UA | SF_NO_PRINT, softc->disk->d_devstat); 3713 3714 if (error == 0) { 3715 if (action == PR_ALLOW) 3716 softc->flags &= ~DA_FLAG_PACK_LOCKED; 3717 else 3718 softc->flags |= DA_FLAG_PACK_LOCKED; 3719 } 3720 3721 xpt_release_ccb(ccb); 3722} 3723 3724static void 3725dasetgeom(struct cam_periph *periph, uint32_t block_len, uint64_t maxsector, 3726 struct scsi_read_capacity_data_long *rcaplong, size_t rcap_len) 3727{ 3728 struct ccb_calc_geometry ccg; 3729 struct da_softc *softc; 3730 struct disk_params *dp; 3731 u_int lbppbe, lalba; 3732 int error; 3733 3734 softc = (struct da_softc *)periph->softc; 3735 3736 dp = &softc->params; 3737 dp->secsize = block_len; 3738 dp->sectors = maxsector + 1; 3739 if (rcaplong != NULL) { 3740 lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE; 3741 lalba = scsi_2btoul(rcaplong->lalba_lbp); 3742 lalba &= SRC16_LALBA_A; 3743 } else { 3744 lbppbe = 0; 3745 lalba = 0; 3746 } 3747 3748 if (lbppbe > 0) { 3749 dp->stripesize = block_len << lbppbe; 3750 dp->stripeoffset = (dp->stripesize - block_len * lalba) % 3751 dp->stripesize; 3752 } else if (softc->quirks & DA_Q_4K) { 3753 dp->stripesize = 4096; 3754 dp->stripeoffset = 0; 3755 } else { 3756 dp->stripesize = 0; 3757 dp->stripeoffset = 0; 3758 } 3759 /* 3760 * Have the controller provide us with a geometry 3761 * for this disk. The only time the geometry 3762 * matters is when we boot and the controller 3763 * is the only one knowledgeable enough to come 3764 * up with something that will make this a bootable 3765 * device. 3766 */ 3767 xpt_setup_ccb(&ccg.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3768 ccg.ccb_h.func_code = XPT_CALC_GEOMETRY; 3769 ccg.block_size = dp->secsize; 3770 ccg.volume_size = dp->sectors; 3771 ccg.heads = 0; 3772 ccg.secs_per_track = 0; 3773 ccg.cylinders = 0; 3774 xpt_action((union ccb*)&ccg); 3775 if ((ccg.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3776 /* 3777 * We don't know what went wrong here- but just pick 3778 * a geometry so we don't have nasty things like divide 3779 * by zero. 3780 */ 3781 dp->heads = 255; 3782 dp->secs_per_track = 255; 3783 dp->cylinders = dp->sectors / (255 * 255); 3784 if (dp->cylinders == 0) { 3785 dp->cylinders = 1; 3786 } 3787 } else { 3788 dp->heads = ccg.heads; 3789 dp->secs_per_track = ccg.secs_per_track; 3790 dp->cylinders = ccg.cylinders; 3791 } 3792 3793 /* 3794 * If the user supplied a read capacity buffer, and if it is 3795 * different than the previous buffer, update the data in the EDT. 3796 * If it's the same, we don't bother. This avoids sending an 3797 * update every time someone opens this device. 3798 */ 3799 if ((rcaplong != NULL) 3800 && (bcmp(rcaplong, &softc->rcaplong, 3801 min(sizeof(softc->rcaplong), rcap_len)) != 0)) { 3802 struct ccb_dev_advinfo cdai; 3803 3804 xpt_setup_ccb(&cdai.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3805 cdai.ccb_h.func_code = XPT_DEV_ADVINFO; 3806 cdai.buftype = CDAI_TYPE_RCAPLONG; 3807 cdai.flags = CDAI_FLAG_STORE; 3808 cdai.bufsiz = rcap_len; 3809 cdai.buf = (uint8_t *)rcaplong; 3810 xpt_action((union ccb *)&cdai); 3811 if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0) 3812 cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE); 3813 if (cdai.ccb_h.status != CAM_REQ_CMP) { 3814 xpt_print(periph->path, "%s: failed to set read " 3815 "capacity advinfo\n", __func__); 3816 /* Use cam_error_print() to decode the status */ 3817 cam_error_print((union ccb *)&cdai, CAM_ESF_CAM_STATUS, 3818 CAM_EPF_ALL); 3819 } else { 3820 bcopy(rcaplong, &softc->rcaplong, 3821 min(sizeof(softc->rcaplong), rcap_len)); 3822 } 3823 } 3824 3825 softc->disk->d_sectorsize = softc->params.secsize; 3826 softc->disk->d_mediasize = softc->params.secsize * (off_t)softc->params.sectors; 3827 softc->disk->d_stripesize = softc->params.stripesize; 3828 softc->disk->d_stripeoffset = softc->params.stripeoffset; 3829 /* XXX: these are not actually "firmware" values, so they may be wrong */ 3830 softc->disk->d_fwsectors = softc->params.secs_per_track; 3831 softc->disk->d_fwheads = softc->params.heads; 3832 softc->disk->d_devstat->block_size = softc->params.secsize; 3833 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE; 3834 3835 error = disk_resize(softc->disk, M_NOWAIT); 3836 if (error != 0) 3837 xpt_print(periph->path, "disk_resize(9) failed, error = %d\n", error); 3838} 3839 3840static void 3841dasendorderedtag(void *arg) 3842{ 3843 struct da_softc *softc = arg; 3844 3845 if (da_send_ordered) { 3846 if (!LIST_EMPTY(&softc->pending_ccbs)) { 3847 if ((softc->flags & DA_FLAG_WAS_OTAG) == 0) 3848 softc->flags |= DA_FLAG_NEED_OTAG; 3849 softc->flags &= ~DA_FLAG_WAS_OTAG; 3850 } 3851 } 3852 /* Queue us up again */ 3853 callout_reset(&softc->sendordered_c, 3854 (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL, 3855 dasendorderedtag, softc); 3856} 3857 3858/* 3859 * Step through all DA peripheral drivers, and if the device is still open, 3860 * sync the disk cache to physical media. 3861 */ 3862static void 3863dashutdown(void * arg, int howto) 3864{ 3865 struct cam_periph *periph; 3866 struct da_softc *softc; 3867 union ccb *ccb; 3868 int error; 3869 3870 CAM_PERIPH_FOREACH(periph, &dadriver) { 3871 softc = (struct da_softc *)periph->softc; 3872 if (SCHEDULER_STOPPED()) { 3873 /* If we paniced with the lock held, do not recurse. */ 3874 if (!cam_periph_owned(periph) && 3875 (softc->flags & DA_FLAG_OPEN)) { 3876 dadump(softc->disk, NULL, 0, 0, 0); 3877 } 3878 continue; 3879 } 3880 cam_periph_lock(periph); 3881 3882 /* 3883 * We only sync the cache if the drive is still open, and 3884 * if the drive is capable of it.. 3885 */ 3886 if (((softc->flags & DA_FLAG_OPEN) == 0) 3887 || (softc->quirks & DA_Q_NO_SYNC_CACHE)) { 3888 cam_periph_unlock(periph); 3889 continue; 3890 } 3891 3892 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3893 scsi_synchronize_cache(&ccb->csio, 3894 /*retries*/0, 3895 /*cbfcnp*/dadone, 3896 MSG_SIMPLE_Q_TAG, 3897 /*begin_lba*/0, /* whole disk */ 3898 /*lb_count*/0, 3899 SSD_FULL_SIZE, 3900 60 * 60 * 1000); 3901 3902 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0, 3903 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR, 3904 softc->disk->d_devstat); 3905 if (error != 0) 3906 xpt_print(periph->path, "Synchronize cache failed\n"); 3907 xpt_release_ccb(ccb); 3908 cam_periph_unlock(periph); 3909 } 3910} 3911 3912#else /* !_KERNEL */ 3913 3914/* 3915 * XXX These are only left out of the kernel build to silence warnings. If, 3916 * for some reason these functions are used in the kernel, the ifdefs should 3917 * be moved so they are included both in the kernel and userland. 3918 */ 3919void 3920scsi_format_unit(struct ccb_scsiio *csio, u_int32_t retries, 3921 void (*cbfcnp)(struct cam_periph *, union ccb *), 3922 u_int8_t tag_action, u_int8_t byte2, u_int16_t ileave, 3923 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 3924 u_int32_t timeout) 3925{ 3926 struct scsi_format_unit *scsi_cmd; 3927 3928 scsi_cmd = (struct scsi_format_unit *)&csio->cdb_io.cdb_bytes; 3929 scsi_cmd->opcode = FORMAT_UNIT; 3930 scsi_cmd->byte2 = byte2; 3931 scsi_ulto2b(ileave, scsi_cmd->interleave); 3932 3933 cam_fill_csio(csio, 3934 retries, 3935 cbfcnp, 3936 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE, 3937 tag_action, 3938 data_ptr, 3939 dxfer_len, 3940 sense_len, 3941 sizeof(*scsi_cmd), 3942 timeout); 3943} 3944 3945void 3946scsi_read_defects(struct ccb_scsiio *csio, uint32_t retries, 3947 void (*cbfcnp)(struct cam_periph *, union ccb *), 3948 uint8_t tag_action, uint8_t list_format, 3949 uint32_t addr_desc_index, uint8_t *data_ptr, 3950 uint32_t dxfer_len, int minimum_cmd_size, 3951 uint8_t sense_len, uint32_t timeout) 3952{ 3953 uint8_t cdb_len; 3954 3955 /* 3956 * These conditions allow using the 10 byte command. Otherwise we 3957 * need to use the 12 byte command. 3958 */ 3959 if ((minimum_cmd_size <= 10) 3960 && (addr_desc_index == 0) 3961 && (dxfer_len <= SRDD10_MAX_LENGTH)) { 3962 struct scsi_read_defect_data_10 *cdb10; 3963 3964 cdb10 = (struct scsi_read_defect_data_10 *) 3965 &csio->cdb_io.cdb_bytes; 3966 3967 cdb_len = sizeof(*cdb10); 3968 bzero(cdb10, cdb_len); 3969 cdb10->opcode = READ_DEFECT_DATA_10; 3970 cdb10->format = list_format; 3971 scsi_ulto2b(dxfer_len, cdb10->alloc_length); 3972 } else { 3973 struct scsi_read_defect_data_12 *cdb12; 3974 3975 cdb12 = (struct scsi_read_defect_data_12 *) 3976 &csio->cdb_io.cdb_bytes; 3977 3978 cdb_len = sizeof(*cdb12); 3979 bzero(cdb12, cdb_len); 3980 cdb12->opcode = READ_DEFECT_DATA_12; 3981 cdb12->format = list_format; 3982 scsi_ulto4b(dxfer_len, cdb12->alloc_length); 3983 scsi_ulto4b(addr_desc_index, cdb12->address_descriptor_index); 3984 } 3985 3986 cam_fill_csio(csio, 3987 retries, 3988 cbfcnp, 3989 /*flags*/ CAM_DIR_IN, 3990 tag_action, 3991 data_ptr, 3992 dxfer_len, 3993 sense_len, 3994 cdb_len, 3995 timeout); 3996} 3997 3998void 3999scsi_sanitize(struct ccb_scsiio *csio, u_int32_t retries, 4000 void (*cbfcnp)(struct cam_periph *, union ccb *), 4001 u_int8_t tag_action, u_int8_t byte2, u_int16_t control, 4002 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 4003 u_int32_t timeout) 4004{ 4005 struct scsi_sanitize *scsi_cmd; 4006 4007 scsi_cmd = (struct scsi_sanitize *)&csio->cdb_io.cdb_bytes; 4008 scsi_cmd->opcode = SANITIZE; 4009 scsi_cmd->byte2 = byte2; 4010 scsi_cmd->control = control; 4011 scsi_ulto2b(dxfer_len, scsi_cmd->length); 4012 4013 cam_fill_csio(csio, 4014 retries, 4015 cbfcnp, 4016 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE, 4017 tag_action, 4018 data_ptr, 4019 dxfer_len, 4020 sense_len, 4021 sizeof(*scsi_cmd), 4022 timeout); 4023} 4024 4025#endif /* _KERNEL */ 4026