scsi_da.c revision 282512
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 282512 2015-05-05 20:04:01Z hselasky $"); 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; 223 da_delete_func_t *delete_func; 224 struct disk_params params; 225 struct disk *disk; 226 union ccb saved_ccb; 227 struct task sysctl_task; 228 struct sysctl_ctx_list sysctl_ctx; 229 struct sysctl_oid *sysctl_tree; 230 struct callout sendordered_c; 231 uint64_t wwpn; 232 uint8_t unmap_buf[UNMAP_BUF_SIZE]; 233 struct scsi_read_capacity_data_long rcaplong; 234 struct callout mediapoll_c; 235}; 236 237#define dadeleteflag(softc, delete_method, enable) \ 238 if (enable) { \ 239 softc->delete_available |= (1 << delete_method); \ 240 } else { \ 241 softc->delete_available &= ~(1 << delete_method); \ 242 } 243 244struct da_quirk_entry { 245 struct scsi_inquiry_pattern inq_pat; 246 da_quirks quirks; 247}; 248 249static const char quantum[] = "QUANTUM"; 250static const char microp[] = "MICROP"; 251 252static struct da_quirk_entry da_quirk_table[] = 253{ 254 /* SPI, FC devices */ 255 { 256 /* 257 * Fujitsu M2513A MO drives. 258 * Tested devices: M2513A2 firmware versions 1200 & 1300. 259 * (dip switch selects whether T_DIRECT or T_OPTICAL device) 260 * Reported by: W.Scholten <whs@xs4all.nl> 261 */ 262 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"}, 263 /*quirks*/ DA_Q_NO_SYNC_CACHE 264 }, 265 { 266 /* See above. */ 267 {T_OPTICAL, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"}, 268 /*quirks*/ DA_Q_NO_SYNC_CACHE 269 }, 270 { 271 /* 272 * This particular Fujitsu drive doesn't like the 273 * synchronize cache command. 274 * Reported by: Tom Jackson <toj@gorilla.net> 275 */ 276 {T_DIRECT, SIP_MEDIA_FIXED, "FUJITSU", "M2954*", "*"}, 277 /*quirks*/ DA_Q_NO_SYNC_CACHE 278 }, 279 { 280 /* 281 * This drive doesn't like the synchronize cache command 282 * either. Reported by: Matthew Jacob <mjacob@feral.com> 283 * in NetBSD PR kern/6027, August 24, 1998. 284 */ 285 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2217*", "*"}, 286 /*quirks*/ DA_Q_NO_SYNC_CACHE 287 }, 288 { 289 /* 290 * This drive doesn't like the synchronize cache command 291 * either. Reported by: Hellmuth Michaelis (hm@kts.org) 292 * (PR 8882). 293 */ 294 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2112*", "*"}, 295 /*quirks*/ DA_Q_NO_SYNC_CACHE 296 }, 297 { 298 /* 299 * Doesn't like the synchronize cache command. 300 * Reported by: Blaz Zupan <blaz@gold.amis.net> 301 */ 302 {T_DIRECT, SIP_MEDIA_FIXED, "NEC", "D3847*", "*"}, 303 /*quirks*/ DA_Q_NO_SYNC_CACHE 304 }, 305 { 306 /* 307 * Doesn't like the synchronize cache command. 308 * Reported by: Blaz Zupan <blaz@gold.amis.net> 309 */ 310 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "MAVERICK 540S", "*"}, 311 /*quirks*/ DA_Q_NO_SYNC_CACHE 312 }, 313 { 314 /* 315 * Doesn't like the synchronize cache command. 316 */ 317 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS525S", "*"}, 318 /*quirks*/ DA_Q_NO_SYNC_CACHE 319 }, 320 { 321 /* 322 * Doesn't like the synchronize cache command. 323 * Reported by: walter@pelissero.de 324 */ 325 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS540S", "*"}, 326 /*quirks*/ DA_Q_NO_SYNC_CACHE 327 }, 328 { 329 /* 330 * Doesn't work correctly with 6 byte reads/writes. 331 * Returns illegal request, and points to byte 9 of the 332 * 6-byte CDB. 333 * Reported by: Adam McDougall <bsdx@spawnet.com> 334 */ 335 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 4*", "*"}, 336 /*quirks*/ DA_Q_NO_6_BYTE 337 }, 338 { 339 /* See above. */ 340 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 2*", "*"}, 341 /*quirks*/ DA_Q_NO_6_BYTE 342 }, 343 { 344 /* 345 * Doesn't like the synchronize cache command. 346 * Reported by: walter@pelissero.de 347 */ 348 {T_DIRECT, SIP_MEDIA_FIXED, "CONNER", "CP3500*", "*"}, 349 /*quirks*/ DA_Q_NO_SYNC_CACHE 350 }, 351 { 352 /* 353 * The CISS RAID controllers do not support SYNC_CACHE 354 */ 355 {T_DIRECT, SIP_MEDIA_FIXED, "COMPAQ", "RAID*", "*"}, 356 /*quirks*/ DA_Q_NO_SYNC_CACHE 357 }, 358 { 359 /* 360 * The STEC SSDs sometimes hang on UNMAP. 361 */ 362 {T_DIRECT, SIP_MEDIA_FIXED, "STEC", "*", "*"}, 363 /*quirks*/ DA_Q_NO_UNMAP 364 }, 365 { 366 /* 367 * VMware returns BUSY status when storage has transient 368 * connectivity problems, so better wait. 369 */ 370 {T_DIRECT, SIP_MEDIA_FIXED, "VMware", "Virtual disk", "*"}, 371 /*quirks*/ DA_Q_RETRY_BUSY 372 }, 373 /* USB mass storage devices supported by umass(4) */ 374 { 375 /* 376 * EXATELECOM (Sigmatel) i-Bead 100/105 USB Flash MP3 Player 377 * PR: kern/51675 378 */ 379 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EXATEL", "i-BEAD10*", "*"}, 380 /*quirks*/ DA_Q_NO_SYNC_CACHE 381 }, 382 { 383 /* 384 * Power Quotient Int. (PQI) USB flash key 385 * PR: kern/53067 386 */ 387 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "USB Flash Disk*", 388 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 389 }, 390 { 391 /* 392 * Creative Nomad MUVO mp3 player (USB) 393 * PR: kern/53094 394 */ 395 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "NOMAD_MUVO", "*"}, 396 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 397 }, 398 { 399 /* 400 * Jungsoft NEXDISK USB flash key 401 * PR: kern/54737 402 */ 403 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JUNGSOFT", "NEXDISK*", "*"}, 404 /*quirks*/ DA_Q_NO_SYNC_CACHE 405 }, 406 { 407 /* 408 * FreeDik USB Mini Data Drive 409 * PR: kern/54786 410 */ 411 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FreeDik*", "Mini Data Drive", 412 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 413 }, 414 { 415 /* 416 * Sigmatel USB Flash MP3 Player 417 * PR: kern/57046 418 */ 419 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SigmaTel", "MSCN", "*"}, 420 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 421 }, 422 { 423 /* 424 * Neuros USB Digital Audio Computer 425 * PR: kern/63645 426 */ 427 {T_DIRECT, SIP_MEDIA_REMOVABLE, "NEUROS", "dig. audio comp.", 428 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 429 }, 430 { 431 /* 432 * SEAGRAND NP-900 MP3 Player 433 * PR: kern/64563 434 */ 435 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SEAGRAND", "NP-900*", "*"}, 436 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 437 }, 438 { 439 /* 440 * iRiver iFP MP3 player (with UMS Firmware) 441 * PR: kern/54881, i386/63941, kern/66124 442 */ 443 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iRiver", "iFP*", "*"}, 444 /*quirks*/ DA_Q_NO_SYNC_CACHE 445 }, 446 { 447 /* 448 * Frontier Labs NEX IA+ Digital Audio Player, rev 1.10/0.01 449 * PR: kern/70158 450 */ 451 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FL" , "Nex*", "*"}, 452 /*quirks*/ DA_Q_NO_SYNC_CACHE 453 }, 454 { 455 /* 456 * ZICPlay USB MP3 Player with FM 457 * PR: kern/75057 458 */ 459 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ACTIONS*" , "USB DISK*", "*"}, 460 /*quirks*/ DA_Q_NO_SYNC_CACHE 461 }, 462 { 463 /* 464 * TEAC USB floppy mechanisms 465 */ 466 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TEAC" , "FD-05*", "*"}, 467 /*quirks*/ DA_Q_NO_SYNC_CACHE 468 }, 469 { 470 /* 471 * Kingston DataTraveler II+ USB Pen-Drive. 472 * Reported by: Pawel Jakub Dawidek <pjd@FreeBSD.org> 473 */ 474 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston" , "DataTraveler II+", 475 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 476 }, 477 { 478 /* 479 * USB DISK Pro PMAP 480 * Reported by: jhs 481 * PR: usb/96381 482 */ 483 {T_DIRECT, SIP_MEDIA_REMOVABLE, " ", "USB DISK Pro", "PMAP"}, 484 /*quirks*/ DA_Q_NO_SYNC_CACHE 485 }, 486 { 487 /* 488 * Motorola E398 Mobile Phone (TransFlash memory card). 489 * Reported by: Wojciech A. Koszek <dunstan@FreeBSD.czest.pl> 490 * PR: usb/89889 491 */ 492 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Motorola" , "Motorola Phone", 493 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 494 }, 495 { 496 /* 497 * Qware BeatZkey! Pro 498 * PR: usb/79164 499 */ 500 {T_DIRECT, SIP_MEDIA_REMOVABLE, "GENERIC", "USB DISK DEVICE", 501 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 502 }, 503 { 504 /* 505 * Time DPA20B 1GB MP3 Player 506 * PR: usb/81846 507 */ 508 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB2.0*", "(FS) FLASH DISK*", 509 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 510 }, 511 { 512 /* 513 * Samsung USB key 128Mb 514 * PR: usb/90081 515 */ 516 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB-DISK", "FreeDik-FlashUsb", 517 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 518 }, 519 { 520 /* 521 * Kingston DataTraveler 2.0 USB Flash memory. 522 * PR: usb/89196 523 */ 524 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler 2.0", 525 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 526 }, 527 { 528 /* 529 * Creative MUVO Slim mp3 player (USB) 530 * PR: usb/86131 531 */ 532 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "MuVo Slim", 533 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 534 }, 535 { 536 /* 537 * United MP5512 Portable MP3 Player (2-in-1 USB DISK/MP3) 538 * PR: usb/80487 539 */ 540 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "MUSIC DISK", 541 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 542 }, 543 { 544 /* 545 * SanDisk Micro Cruzer 128MB 546 * PR: usb/75970 547 */ 548 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SanDisk" , "Micro Cruzer", 549 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 550 }, 551 { 552 /* 553 * TOSHIBA TransMemory USB sticks 554 * PR: kern/94660 555 */ 556 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TOSHIBA", "TransMemory", 557 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 558 }, 559 { 560 /* 561 * PNY USB 3.0 Flash Drives 562 */ 563 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PNY", "USB 3.0 FD*", 564 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_RC16 565 }, 566 { 567 /* 568 * PNY USB Flash keys 569 * PR: usb/75578, usb/72344, usb/65436 570 */ 571 {T_DIRECT, SIP_MEDIA_REMOVABLE, "*" , "USB DISK*", 572 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 573 }, 574 { 575 /* 576 * Genesys 6-in-1 Card Reader 577 * PR: usb/94647 578 */ 579 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "STORAGE DEVICE*", 580 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 581 }, 582 { 583 /* 584 * Rekam Digital CAMERA 585 * PR: usb/98713 586 */ 587 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CAMERA*", "4MP-9J6*", 588 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 589 }, 590 { 591 /* 592 * iRiver H10 MP3 player 593 * PR: usb/102547 594 */ 595 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "H10*", 596 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 597 }, 598 { 599 /* 600 * iRiver U10 MP3 player 601 * PR: usb/92306 602 */ 603 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "U10*", 604 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 605 }, 606 { 607 /* 608 * X-Micro Flash Disk 609 * PR: usb/96901 610 */ 611 {T_DIRECT, SIP_MEDIA_REMOVABLE, "X-Micro", "Flash Disk", 612 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 613 }, 614 { 615 /* 616 * EasyMP3 EM732X USB 2.0 Flash MP3 Player 617 * PR: usb/96546 618 */ 619 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EM732X", "MP3 Player*", 620 "1.00"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 621 }, 622 { 623 /* 624 * Denver MP3 player 625 * PR: usb/107101 626 */ 627 {T_DIRECT, SIP_MEDIA_REMOVABLE, "DENVER", "MP3 PLAYER", 628 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 629 }, 630 { 631 /* 632 * Philips USB Key Audio KEY013 633 * PR: usb/68412 634 */ 635 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PHILIPS", "Key*", "*"}, 636 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT 637 }, 638 { 639 /* 640 * JNC MP3 Player 641 * PR: usb/94439 642 */ 643 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JNC*" , "MP3 Player*", 644 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 645 }, 646 { 647 /* 648 * SAMSUNG MP0402H 649 * PR: usb/108427 650 */ 651 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "MP0402H", "*"}, 652 /*quirks*/ DA_Q_NO_SYNC_CACHE 653 }, 654 { 655 /* 656 * I/O Magic USB flash - Giga Bank 657 * PR: usb/108810 658 */ 659 {T_DIRECT, SIP_MEDIA_FIXED, "GS-Magic", "stor*", "*"}, 660 /*quirks*/ DA_Q_NO_SYNC_CACHE 661 }, 662 { 663 /* 664 * JoyFly 128mb USB Flash Drive 665 * PR: 96133 666 */ 667 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "Flash Disk*", 668 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 669 }, 670 { 671 /* 672 * ChipsBnk usb stick 673 * PR: 103702 674 */ 675 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ChipsBnk", "USB*", 676 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 677 }, 678 { 679 /* 680 * Storcase (Kingston) InfoStation IFS FC2/SATA-R 201A 681 * PR: 129858 682 */ 683 {T_DIRECT, SIP_MEDIA_FIXED, "IFS", "FC2/SATA-R*", 684 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 685 }, 686 { 687 /* 688 * Samsung YP-U3 mp3-player 689 * PR: 125398 690 */ 691 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Samsung", "YP-U3", 692 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 693 }, 694 { 695 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Netac", "OnlyDisk*", 696 "2000"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 697 }, 698 { 699 /* 700 * Sony Cyber-Shot DSC cameras 701 * PR: usb/137035 702 */ 703 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Sony", "Sony DSC", "*"}, 704 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT 705 }, 706 { 707 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler G3", 708 "1.00"}, /*quirks*/ DA_Q_NO_PREVENT 709 }, 710 { 711 /* At least several Transcent USB sticks lie on RC16. */ 712 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JetFlash", "Transcend*", 713 "*"}, /*quirks*/ DA_Q_NO_RC16 714 }, 715 /* ATA/SATA devices over SAS/USB/... */ 716 { 717 /* Hitachi Advanced Format (4k) drives */ 718 { T_DIRECT, SIP_MEDIA_FIXED, "Hitachi", "H??????????E3*", "*" }, 719 /*quirks*/DA_Q_4K 720 }, 721 { 722 /* Samsung Advanced Format (4k) drives */ 723 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD155UI*", "*" }, 724 /*quirks*/DA_Q_4K 725 }, 726 { 727 /* Samsung Advanced Format (4k) drives */ 728 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD155UI*", "*" }, 729 /*quirks*/DA_Q_4K 730 }, 731 { 732 /* Samsung Advanced Format (4k) drives */ 733 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD204UI*", "*" }, 734 /*quirks*/DA_Q_4K 735 }, 736 { 737 /* Samsung Advanced Format (4k) drives */ 738 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD204UI*", "*" }, 739 /*quirks*/DA_Q_4K 740 }, 741 { 742 /* Seagate Barracuda Green Advanced Format (4k) drives */ 743 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DL*", "*" }, 744 /*quirks*/DA_Q_4K 745 }, 746 { 747 /* Seagate Barracuda Green Advanced Format (4k) drives */ 748 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DL", "*", "*" }, 749 /*quirks*/DA_Q_4K 750 }, 751 { 752 /* Seagate Barracuda Green Advanced Format (4k) drives */ 753 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???DM*", "*" }, 754 /*quirks*/DA_Q_4K 755 }, 756 { 757 /* Seagate Barracuda Green Advanced Format (4k) drives */ 758 { T_DIRECT, SIP_MEDIA_FIXED, "ST???DM*", "*", "*" }, 759 /*quirks*/DA_Q_4K 760 }, 761 { 762 /* Seagate Barracuda Green Advanced Format (4k) drives */ 763 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DM*", "*" }, 764 /*quirks*/DA_Q_4K 765 }, 766 { 767 /* Seagate Barracuda Green Advanced Format (4k) drives */ 768 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DM", "*", "*" }, 769 /*quirks*/DA_Q_4K 770 }, 771 { 772 /* Seagate Momentus Advanced Format (4k) drives */ 773 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500423AS*", "*" }, 774 /*quirks*/DA_Q_4K 775 }, 776 { 777 /* Seagate Momentus Advanced Format (4k) drives */ 778 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "3AS*", "*" }, 779 /*quirks*/DA_Q_4K 780 }, 781 { 782 /* Seagate Momentus Advanced Format (4k) drives */ 783 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500424AS*", "*" }, 784 /*quirks*/DA_Q_4K 785 }, 786 { 787 /* Seagate Momentus Advanced Format (4k) drives */ 788 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "4AS*", "*" }, 789 /*quirks*/DA_Q_4K 790 }, 791 { 792 /* Seagate Momentus Advanced Format (4k) drives */ 793 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640423AS*", "*" }, 794 /*quirks*/DA_Q_4K 795 }, 796 { 797 /* Seagate Momentus Advanced Format (4k) drives */ 798 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "3AS*", "*" }, 799 /*quirks*/DA_Q_4K 800 }, 801 { 802 /* Seagate Momentus Advanced Format (4k) drives */ 803 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640424AS*", "*" }, 804 /*quirks*/DA_Q_4K 805 }, 806 { 807 /* Seagate Momentus Advanced Format (4k) drives */ 808 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "4AS*", "*" }, 809 /*quirks*/DA_Q_4K 810 }, 811 { 812 /* Seagate Momentus Advanced Format (4k) drives */ 813 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750420AS*", "*" }, 814 /*quirks*/DA_Q_4K 815 }, 816 { 817 /* Seagate Momentus Advanced Format (4k) drives */ 818 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "0AS*", "*" }, 819 /*quirks*/DA_Q_4K 820 }, 821 { 822 /* Seagate Momentus Advanced Format (4k) drives */ 823 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750422AS*", "*" }, 824 /*quirks*/DA_Q_4K 825 }, 826 { 827 /* Seagate Momentus Advanced Format (4k) drives */ 828 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "2AS*", "*" }, 829 /*quirks*/DA_Q_4K 830 }, 831 { 832 /* Seagate Momentus Advanced Format (4k) drives */ 833 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750423AS*", "*" }, 834 /*quirks*/DA_Q_4K 835 }, 836 { 837 /* Seagate Momentus Advanced Format (4k) drives */ 838 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "3AS*", "*" }, 839 /*quirks*/DA_Q_4K 840 }, 841 { 842 /* Seagate Momentus Thin Advanced Format (4k) drives */ 843 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???LT*", "*" }, 844 /*quirks*/DA_Q_4K 845 }, 846 { 847 /* Seagate Momentus Thin Advanced Format (4k) drives */ 848 { T_DIRECT, SIP_MEDIA_FIXED, "ST???LT*", "*", "*" }, 849 /*quirks*/DA_Q_4K 850 }, 851 { 852 /* WDC Caviar Green Advanced Format (4k) drives */ 853 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RS*", "*" }, 854 /*quirks*/DA_Q_4K 855 }, 856 { 857 /* WDC Caviar Green Advanced Format (4k) drives */ 858 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RS*", "*" }, 859 /*quirks*/DA_Q_4K 860 }, 861 { 862 /* WDC Caviar Green Advanced Format (4k) drives */ 863 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RX*", "*" }, 864 /*quirks*/DA_Q_4K 865 }, 866 { 867 /* WDC Caviar Green Advanced Format (4k) drives */ 868 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RX*", "*" }, 869 /*quirks*/DA_Q_4K 870 }, 871 { 872 /* WDC Caviar Green Advanced Format (4k) drives */ 873 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RS*", "*" }, 874 /*quirks*/DA_Q_4K 875 }, 876 { 877 /* WDC Caviar Green Advanced Format (4k) drives */ 878 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RS*", "*" }, 879 /*quirks*/DA_Q_4K 880 }, 881 { 882 /* WDC Caviar Green Advanced Format (4k) drives */ 883 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RX*", "*" }, 884 /*quirks*/DA_Q_4K 885 }, 886 { 887 /* WDC Caviar Green Advanced Format (4k) drives */ 888 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RX*", "*" }, 889 /*quirks*/DA_Q_4K 890 }, 891 { 892 /* WDC Scorpio Black Advanced Format (4k) drives */ 893 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PKT*", "*" }, 894 /*quirks*/DA_Q_4K 895 }, 896 { 897 /* WDC Scorpio Black Advanced Format (4k) drives */ 898 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PKT*", "*" }, 899 /*quirks*/DA_Q_4K 900 }, 901 { 902 /* WDC Scorpio Black Advanced Format (4k) drives */ 903 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PKT*", "*" }, 904 /*quirks*/DA_Q_4K 905 }, 906 { 907 /* WDC Scorpio Black Advanced Format (4k) drives */ 908 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PKT*", "*" }, 909 /*quirks*/DA_Q_4K 910 }, 911 { 912 /* WDC Scorpio Blue Advanced Format (4k) drives */ 913 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PVT*", "*" }, 914 /*quirks*/DA_Q_4K 915 }, 916 { 917 /* WDC Scorpio Blue Advanced Format (4k) drives */ 918 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PVT*", "*" }, 919 /*quirks*/DA_Q_4K 920 }, 921 { 922 /* WDC Scorpio Blue Advanced Format (4k) drives */ 923 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PVT*", "*" }, 924 /*quirks*/DA_Q_4K 925 }, 926 { 927 /* WDC Scorpio Blue Advanced Format (4k) drives */ 928 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PVT*", "*" }, 929 /*quirks*/DA_Q_4K 930 }, 931 { 932 /* 933 * Olympus FE-210 camera 934 */ 935 {T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "FE210*", 936 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 937 }, 938 { 939 /* 940 * LG UP3S MP3 player 941 */ 942 {T_DIRECT, SIP_MEDIA_REMOVABLE, "LG", "UP3S", 943 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 944 }, 945 { 946 /* 947 * Laser MP3-2GA13 MP3 player 948 */ 949 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "(HS) Flash Disk", 950 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 951 }, 952 { 953 /* 954 * LaCie external 250GB Hard drive des by Porsche 955 * Submitted by: Ben Stuyts <ben@altesco.nl> 956 * PR: 121474 957 */ 958 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HM250JI", "*"}, 959 /*quirks*/ DA_Q_NO_SYNC_CACHE 960 }, 961 /* SATA SSDs */ 962 { 963 /* 964 * Corsair Force 2 SSDs 965 * 4k optimised & trim only works in 4k requests + 4k aligned 966 */ 967 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair CSSD-F*", "*" }, 968 /*quirks*/DA_Q_4K 969 }, 970 { 971 /* 972 * Corsair Force 3 SSDs 973 * 4k optimised & trim only works in 4k requests + 4k aligned 974 */ 975 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force 3*", "*" }, 976 /*quirks*/DA_Q_4K 977 }, 978 { 979 /* 980 * Corsair Neutron GTX SSDs 981 * 4k optimised & trim only works in 4k requests + 4k aligned 982 */ 983 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 984 /*quirks*/DA_Q_4K 985 }, 986 { 987 /* 988 * Corsair Force GT & GS SSDs 989 * 4k optimised & trim only works in 4k requests + 4k aligned 990 */ 991 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force G*", "*" }, 992 /*quirks*/DA_Q_4K 993 }, 994 { 995 /* 996 * Crucial M4 SSDs 997 * 4k optimised & trim only works in 4k requests + 4k aligned 998 */ 999 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "M4-CT???M4SSD2*", "*" }, 1000 /*quirks*/DA_Q_4K 1001 }, 1002 { 1003 /* 1004 * Crucial RealSSD C300 SSDs 1005 * 4k optimised 1006 */ 1007 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "C300-CTFDDAC???MAG*", 1008 "*" }, /*quirks*/DA_Q_4K 1009 }, 1010 { 1011 /* 1012 * Intel 320 Series SSDs 1013 * 4k optimised & trim only works in 4k requests + 4k aligned 1014 */ 1015 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2CW*", "*" }, 1016 /*quirks*/DA_Q_4K 1017 }, 1018 { 1019 /* 1020 * Intel 330 Series SSDs 1021 * 4k optimised & trim only works in 4k requests + 4k aligned 1022 */ 1023 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2CT*", "*" }, 1024 /*quirks*/DA_Q_4K 1025 }, 1026 { 1027 /* 1028 * Intel 510 Series SSDs 1029 * 4k optimised & trim only works in 4k requests + 4k aligned 1030 */ 1031 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2MH*", "*" }, 1032 /*quirks*/DA_Q_4K 1033 }, 1034 { 1035 /* 1036 * Intel 520 Series SSDs 1037 * 4k optimised & trim only works in 4k requests + 4k aligned 1038 */ 1039 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2BW*", "*" }, 1040 /*quirks*/DA_Q_4K 1041 }, 1042 { 1043 /* 1044 * Intel X25-M Series SSDs 1045 * 4k optimised & trim only works in 4k requests + 4k aligned 1046 */ 1047 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2M*", "*" }, 1048 /*quirks*/DA_Q_4K 1049 }, 1050 { 1051 /* 1052 * Kingston E100 Series SSDs 1053 * 4k optimised & trim only works in 4k requests + 4k aligned 1054 */ 1055 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SE100S3*", "*" }, 1056 /*quirks*/DA_Q_4K 1057 }, 1058 { 1059 /* 1060 * Kingston HyperX 3k SSDs 1061 * 4k optimised & trim only works in 4k requests + 4k aligned 1062 */ 1063 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SH103S3*", "*" }, 1064 /*quirks*/DA_Q_4K 1065 }, 1066 { 1067 /* 1068 * Marvell SSDs (entry taken from OpenSolaris) 1069 * 4k optimised & trim only works in 4k requests + 4k aligned 1070 */ 1071 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "MARVELL SD88SA02*", "*" }, 1072 /*quirks*/DA_Q_4K 1073 }, 1074 { 1075 /* 1076 * OCZ Agility 2 SSDs 1077 * 4k optimised & trim only works in 4k requests + 4k aligned 1078 */ 1079 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 1080 /*quirks*/DA_Q_4K 1081 }, 1082 { 1083 /* 1084 * OCZ Agility 3 SSDs 1085 * 4k optimised & trim only works in 4k requests + 4k aligned 1086 */ 1087 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-AGILITY3*", "*" }, 1088 /*quirks*/DA_Q_4K 1089 }, 1090 { 1091 /* 1092 * OCZ Deneva R Series SSDs 1093 * 4k optimised & trim only works in 4k requests + 4k aligned 1094 */ 1095 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "DENRSTE251M45*", "*" }, 1096 /*quirks*/DA_Q_4K 1097 }, 1098 { 1099 /* 1100 * OCZ Vertex 2 SSDs (inc pro series) 1101 * 4k optimised & trim only works in 4k requests + 4k aligned 1102 */ 1103 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ?VERTEX2*", "*" }, 1104 /*quirks*/DA_Q_4K 1105 }, 1106 { 1107 /* 1108 * OCZ Vertex 3 SSDs 1109 * 4k optimised & trim only works in 4k requests + 4k aligned 1110 */ 1111 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX3*", "*" }, 1112 /*quirks*/DA_Q_4K 1113 }, 1114 { 1115 /* 1116 * OCZ Vertex 4 SSDs 1117 * 4k optimised & trim only works in 4k requests + 4k aligned 1118 */ 1119 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX4*", "*" }, 1120 /*quirks*/DA_Q_4K 1121 }, 1122 { 1123 /* 1124 * Samsung 830 Series SSDs 1125 * 4k optimised & trim only works in 4k requests + 4k aligned 1126 */ 1127 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG SSD 830 Series*", "*" }, 1128 /*quirks*/DA_Q_4K 1129 }, 1130 { 1131 /* 1132 * Samsung 840 SSDs 1133 * 4k optimised & trim only works in 4k requests + 4k aligned 1134 */ 1135 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 840*", "*" }, 1136 /*quirks*/DA_Q_4K 1137 }, 1138 { 1139 /* 1140 * Samsung 843T Series SSDs 1141 * 4k optimised 1142 */ 1143 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG MZ7WD*", "*" }, 1144 /*quirks*/DA_Q_4K 1145 }, 1146 { 1147 /* 1148 * Samsung 850 SSDs 1149 * 4k optimised & trim only works in 4k requests + 4k aligned 1150 */ 1151 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 850*", "*" }, 1152 /*quirks*/DA_Q_4K 1153 }, 1154 { 1155 /* 1156 * Samsung PM853T Series SSDs 1157 * 4k optimised 1158 */ 1159 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG MZ7GE*", "*" }, 1160 /*quirks*/DA_Q_4K 1161 }, 1162 { 1163 /* 1164 * SuperTalent TeraDrive CT SSDs 1165 * 4k optimised & trim only works in 4k requests + 4k aligned 1166 */ 1167 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "FTM??CT25H*", "*" }, 1168 /*quirks*/DA_Q_4K 1169 }, 1170 { 1171 /* 1172 * XceedIOPS SATA SSDs 1173 * 4k optimised 1174 */ 1175 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SG9XCS2D*", "*" }, 1176 /*quirks*/DA_Q_4K 1177 }, 1178 { 1179 /* 1180 * MX-ES USB Drive by Mach Xtreme 1181 */ 1182 { T_DIRECT, SIP_MEDIA_REMOVABLE, "MX", "MXUB3SES*", "*"}, 1183 /*quirks*/DA_Q_NO_RC16 1184 }, 1185}; 1186 1187static disk_strategy_t dastrategy; 1188static dumper_t dadump; 1189static periph_init_t dainit; 1190static void daasync(void *callback_arg, u_int32_t code, 1191 struct cam_path *path, void *arg); 1192static void dasysctlinit(void *context, int pending); 1193static int dacmdsizesysctl(SYSCTL_HANDLER_ARGS); 1194static int dadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 1195static int dadeletemaxsysctl(SYSCTL_HANDLER_ARGS); 1196static void dadeletemethodset(struct da_softc *softc, 1197 da_delete_methods delete_method); 1198static off_t dadeletemaxsize(struct da_softc *softc, 1199 da_delete_methods delete_method); 1200static void dadeletemethodchoose(struct da_softc *softc, 1201 da_delete_methods default_method); 1202static void daprobedone(struct cam_periph *periph, union ccb *ccb); 1203 1204static periph_ctor_t daregister; 1205static periph_dtor_t dacleanup; 1206static periph_start_t dastart; 1207static periph_oninv_t daoninvalidate; 1208static void dadone(struct cam_periph *periph, 1209 union ccb *done_ccb); 1210static int daerror(union ccb *ccb, u_int32_t cam_flags, 1211 u_int32_t sense_flags); 1212static void daprevent(struct cam_periph *periph, int action); 1213static void dareprobe(struct cam_periph *periph); 1214static void dasetgeom(struct cam_periph *periph, uint32_t block_len, 1215 uint64_t maxsector, 1216 struct scsi_read_capacity_data_long *rcaplong, 1217 size_t rcap_size); 1218static timeout_t dasendorderedtag; 1219static void dashutdown(void *arg, int howto); 1220static timeout_t damediapoll; 1221 1222#ifndef DA_DEFAULT_POLL_PERIOD 1223#define DA_DEFAULT_POLL_PERIOD 3 1224#endif 1225 1226#ifndef DA_DEFAULT_TIMEOUT 1227#define DA_DEFAULT_TIMEOUT 60 /* Timeout in seconds */ 1228#endif 1229 1230#ifndef DA_DEFAULT_RETRY 1231#define DA_DEFAULT_RETRY 4 1232#endif 1233 1234#ifndef DA_DEFAULT_SEND_ORDERED 1235#define DA_DEFAULT_SEND_ORDERED 1 1236#endif 1237 1238#define DA_SIO (softc->sort_io_queue >= 0 ? \ 1239 softc->sort_io_queue : cam_sort_io_queues) 1240 1241static int da_poll_period = DA_DEFAULT_POLL_PERIOD; 1242static int da_retry_count = DA_DEFAULT_RETRY; 1243static int da_default_timeout = DA_DEFAULT_TIMEOUT; 1244static int da_send_ordered = DA_DEFAULT_SEND_ORDERED; 1245 1246static SYSCTL_NODE(_kern_cam, OID_AUTO, da, CTLFLAG_RD, 0, 1247 "CAM Direct Access Disk driver"); 1248SYSCTL_INT(_kern_cam_da, OID_AUTO, poll_period, CTLFLAG_RW, 1249 &da_poll_period, 0, "Media polling period in seconds"); 1250TUNABLE_INT("kern.cam.da.poll_period", &da_poll_period); 1251SYSCTL_INT(_kern_cam_da, OID_AUTO, retry_count, CTLFLAG_RW, 1252 &da_retry_count, 0, "Normal I/O retry count"); 1253TUNABLE_INT("kern.cam.da.retry_count", &da_retry_count); 1254SYSCTL_INT(_kern_cam_da, OID_AUTO, default_timeout, CTLFLAG_RW, 1255 &da_default_timeout, 0, "Normal I/O timeout (in seconds)"); 1256TUNABLE_INT("kern.cam.da.default_timeout", &da_default_timeout); 1257SYSCTL_INT(_kern_cam_da, OID_AUTO, send_ordered, CTLFLAG_RW, 1258 &da_send_ordered, 0, "Send Ordered Tags"); 1259TUNABLE_INT("kern.cam.da.send_ordered", &da_send_ordered); 1260 1261/* 1262 * DA_ORDEREDTAG_INTERVAL determines how often, relative 1263 * to the default timeout, we check to see whether an ordered 1264 * tagged transaction is appropriate to prevent simple tag 1265 * starvation. Since we'd like to ensure that there is at least 1266 * 1/2 of the timeout length left for a starved transaction to 1267 * complete after we've sent an ordered tag, we must poll at least 1268 * four times in every timeout period. This takes care of the worst 1269 * case where a starved transaction starts during an interval that 1270 * meets the requirement "don't send an ordered tag" test so it takes 1271 * us two intervals to determine that a tag must be sent. 1272 */ 1273#ifndef DA_ORDEREDTAG_INTERVAL 1274#define DA_ORDEREDTAG_INTERVAL 4 1275#endif 1276 1277static struct periph_driver dadriver = 1278{ 1279 dainit, "da", 1280 TAILQ_HEAD_INITIALIZER(dadriver.units), /* generation */ 0 1281}; 1282 1283PERIPHDRIVER_DECLARE(da, dadriver); 1284 1285static MALLOC_DEFINE(M_SCSIDA, "scsi_da", "scsi_da buffers"); 1286 1287static int 1288daopen(struct disk *dp) 1289{ 1290 struct cam_periph *periph; 1291 struct da_softc *softc; 1292 int error; 1293 1294 periph = (struct cam_periph *)dp->d_drv1; 1295 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 1296 return (ENXIO); 1297 } 1298 1299 cam_periph_lock(periph); 1300 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 1301 cam_periph_unlock(periph); 1302 cam_periph_release(periph); 1303 return (error); 1304 } 1305 1306 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 1307 ("daopen\n")); 1308 1309 softc = (struct da_softc *)periph->softc; 1310 dareprobe(periph); 1311 1312 /* Wait for the disk size update. */ 1313 error = cam_periph_sleep(periph, &softc->disk->d_mediasize, PRIBIO, 1314 "dareprobe", 0); 1315 if (error != 0) 1316 xpt_print(periph->path, "unable to retrieve capacity data\n"); 1317 1318 if (periph->flags & CAM_PERIPH_INVALID) 1319 error = ENXIO; 1320 1321 if (error == 0 && (softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 && 1322 (softc->quirks & DA_Q_NO_PREVENT) == 0) 1323 daprevent(periph, PR_PREVENT); 1324 1325 if (error == 0) { 1326 softc->flags &= ~DA_FLAG_PACK_INVALID; 1327 softc->flags |= DA_FLAG_OPEN; 1328 } 1329 1330 cam_periph_unhold(periph); 1331 cam_periph_unlock(periph); 1332 1333 if (error != 0) 1334 cam_periph_release(periph); 1335 1336 return (error); 1337} 1338 1339static int 1340daclose(struct disk *dp) 1341{ 1342 struct cam_periph *periph; 1343 struct da_softc *softc; 1344 union ccb *ccb; 1345 int error; 1346 1347 periph = (struct cam_periph *)dp->d_drv1; 1348 softc = (struct da_softc *)periph->softc; 1349 cam_periph_lock(periph); 1350 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 1351 ("daclose\n")); 1352 1353 if (cam_periph_hold(periph, PRIBIO) == 0) { 1354 1355 /* Flush disk cache. */ 1356 if ((softc->flags & DA_FLAG_DIRTY) != 0 && 1357 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0 && 1358 (softc->flags & DA_FLAG_PACK_INVALID) == 0) { 1359 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 1360 scsi_synchronize_cache(&ccb->csio, /*retries*/1, 1361 /*cbfcnp*/dadone, MSG_SIMPLE_Q_TAG, 1362 /*begin_lba*/0, /*lb_count*/0, SSD_FULL_SIZE, 1363 5 * 60 * 1000); 1364 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0, 1365 /*sense_flags*/SF_RETRY_UA | SF_QUIET_IR, 1366 softc->disk->d_devstat); 1367 if (error == 0) 1368 softc->flags &= ~DA_FLAG_DIRTY; 1369 xpt_release_ccb(ccb); 1370 } 1371 1372 /* Allow medium removal. */ 1373 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 && 1374 (softc->quirks & DA_Q_NO_PREVENT) == 0) 1375 daprevent(periph, PR_ALLOW); 1376 1377 cam_periph_unhold(periph); 1378 } 1379 1380 /* 1381 * If we've got removeable media, mark the blocksize as 1382 * unavailable, since it could change when new media is 1383 * inserted. 1384 */ 1385 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0) 1386 softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE; 1387 1388 softc->flags &= ~DA_FLAG_OPEN; 1389 while (softc->refcount != 0) 1390 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "daclose", 1); 1391 cam_periph_unlock(periph); 1392 cam_periph_release(periph); 1393 return (0); 1394} 1395 1396static void 1397daschedule(struct cam_periph *periph) 1398{ 1399 struct da_softc *softc = (struct da_softc *)periph->softc; 1400 1401 if (softc->state != DA_STATE_NORMAL) 1402 return; 1403 1404 /* Check if we have more work to do. */ 1405 if (bioq_first(&softc->bio_queue) || 1406 (!softc->delete_running && bioq_first(&softc->delete_queue)) || 1407 softc->tur) { 1408 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1409 } 1410} 1411 1412/* 1413 * Actually translate the requested transfer into one the physical driver 1414 * can understand. The transfer is described by a buf and will include 1415 * only one physical transfer. 1416 */ 1417static void 1418dastrategy(struct bio *bp) 1419{ 1420 struct cam_periph *periph; 1421 struct da_softc *softc; 1422 1423 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1424 softc = (struct da_softc *)periph->softc; 1425 1426 cam_periph_lock(periph); 1427 1428 /* 1429 * If the device has been made invalid, error out 1430 */ 1431 if ((softc->flags & DA_FLAG_PACK_INVALID)) { 1432 cam_periph_unlock(periph); 1433 biofinish(bp, NULL, ENXIO); 1434 return; 1435 } 1436 1437 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastrategy(%p)\n", bp)); 1438 1439 /* 1440 * Place it in the queue of disk activities for this disk 1441 */ 1442 if (bp->bio_cmd == BIO_DELETE) { 1443 bioq_disksort(&softc->delete_queue, bp); 1444 } else if (DA_SIO) { 1445 bioq_disksort(&softc->bio_queue, bp); 1446 } else { 1447 bioq_insert_tail(&softc->bio_queue, bp); 1448 } 1449 1450 /* 1451 * Schedule ourselves for performing the work. 1452 */ 1453 daschedule(periph); 1454 cam_periph_unlock(periph); 1455 1456 return; 1457} 1458 1459static int 1460dadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1461{ 1462 struct cam_periph *periph; 1463 struct da_softc *softc; 1464 u_int secsize; 1465 struct ccb_scsiio csio; 1466 struct disk *dp; 1467 int error = 0; 1468 1469 dp = arg; 1470 periph = dp->d_drv1; 1471 softc = (struct da_softc *)periph->softc; 1472 cam_periph_lock(periph); 1473 secsize = softc->params.secsize; 1474 1475 if ((softc->flags & DA_FLAG_PACK_INVALID) != 0) { 1476 cam_periph_unlock(periph); 1477 return (ENXIO); 1478 } 1479 1480 if (length > 0) { 1481 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1482 csio.ccb_h.ccb_state = DA_CCB_DUMP; 1483 scsi_read_write(&csio, 1484 /*retries*/0, 1485 dadone, 1486 MSG_ORDERED_Q_TAG, 1487 /*read*/SCSI_RW_WRITE, 1488 /*byte2*/0, 1489 /*minimum_cmd_size*/ softc->minimum_cmd_size, 1490 offset / secsize, 1491 length / secsize, 1492 /*data_ptr*/(u_int8_t *) virtual, 1493 /*dxfer_len*/length, 1494 /*sense_len*/SSD_FULL_SIZE, 1495 da_default_timeout * 1000); 1496 xpt_polled_action((union ccb *)&csio); 1497 1498 error = cam_periph_error((union ccb *)&csio, 1499 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1500 if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0) 1501 cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0, 1502 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1503 if (error != 0) 1504 printf("Aborting dump due to I/O error.\n"); 1505 cam_periph_unlock(periph); 1506 return (error); 1507 } 1508 1509 /* 1510 * Sync the disk cache contents to the physical media. 1511 */ 1512 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) { 1513 1514 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1515 csio.ccb_h.ccb_state = DA_CCB_DUMP; 1516 scsi_synchronize_cache(&csio, 1517 /*retries*/0, 1518 /*cbfcnp*/dadone, 1519 MSG_SIMPLE_Q_TAG, 1520 /*begin_lba*/0,/* Cover the whole disk */ 1521 /*lb_count*/0, 1522 SSD_FULL_SIZE, 1523 5 * 60 * 1000); 1524 xpt_polled_action((union ccb *)&csio); 1525 1526 error = cam_periph_error((union ccb *)&csio, 1527 0, SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR, NULL); 1528 if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0) 1529 cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0, 1530 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1531 if (error != 0) 1532 xpt_print(periph->path, "Synchronize cache failed\n"); 1533 } 1534 cam_periph_unlock(periph); 1535 return (error); 1536} 1537 1538static int 1539dagetattr(struct bio *bp) 1540{ 1541 int ret; 1542 struct cam_periph *periph; 1543 1544 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1545 cam_periph_lock(periph); 1546 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1547 periph->path); 1548 cam_periph_unlock(periph); 1549 if (ret == 0) 1550 bp->bio_completed = bp->bio_length; 1551 return ret; 1552} 1553 1554static void 1555dainit(void) 1556{ 1557 cam_status status; 1558 1559 /* 1560 * Install a global async callback. This callback will 1561 * receive async callbacks like "new device found". 1562 */ 1563 status = xpt_register_async(AC_FOUND_DEVICE, daasync, NULL, NULL); 1564 1565 if (status != CAM_REQ_CMP) { 1566 printf("da: Failed to attach master async callback " 1567 "due to status 0x%x!\n", status); 1568 } else if (da_send_ordered) { 1569 1570 /* Register our shutdown event handler */ 1571 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, dashutdown, 1572 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1573 printf("dainit: shutdown event registration failed!\n"); 1574 } 1575} 1576 1577/* 1578 * Callback from GEOM, called when it has finished cleaning up its 1579 * resources. 1580 */ 1581static void 1582dadiskgonecb(struct disk *dp) 1583{ 1584 struct cam_periph *periph; 1585 1586 periph = (struct cam_periph *)dp->d_drv1; 1587 cam_periph_release(periph); 1588} 1589 1590static void 1591daoninvalidate(struct cam_periph *periph) 1592{ 1593 struct da_softc *softc; 1594 1595 softc = (struct da_softc *)periph->softc; 1596 1597 /* 1598 * De-register any async callbacks. 1599 */ 1600 xpt_register_async(0, daasync, periph, periph->path); 1601 1602 softc->flags |= DA_FLAG_PACK_INVALID; 1603 1604 /* 1605 * Return all queued I/O with ENXIO. 1606 * XXX Handle any transactions queued to the card 1607 * with XPT_ABORT_CCB. 1608 */ 1609 bioq_flush(&softc->bio_queue, NULL, ENXIO); 1610 bioq_flush(&softc->delete_queue, NULL, ENXIO); 1611 1612 /* 1613 * Tell GEOM that we've gone away, we'll get a callback when it is 1614 * done cleaning up its resources. 1615 */ 1616 disk_gone(softc->disk); 1617} 1618 1619static void 1620dacleanup(struct cam_periph *periph) 1621{ 1622 struct da_softc *softc; 1623 1624 softc = (struct da_softc *)periph->softc; 1625 1626 cam_periph_unlock(periph); 1627 1628 /* 1629 * If we can't free the sysctl tree, oh well... 1630 */ 1631 if ((softc->flags & DA_FLAG_SCTX_INIT) != 0 1632 && sysctl_ctx_free(&softc->sysctl_ctx) != 0) { 1633 xpt_print(periph->path, "can't remove sysctl context\n"); 1634 } 1635 1636 callout_drain(&softc->mediapoll_c); 1637 disk_destroy(softc->disk); 1638 callout_drain(&softc->sendordered_c); 1639 free(softc, M_DEVBUF); 1640 cam_periph_lock(periph); 1641} 1642 1643static void 1644daasync(void *callback_arg, u_int32_t code, 1645 struct cam_path *path, void *arg) 1646{ 1647 struct cam_periph *periph; 1648 struct da_softc *softc; 1649 1650 periph = (struct cam_periph *)callback_arg; 1651 switch (code) { 1652 case AC_FOUND_DEVICE: 1653 { 1654 struct ccb_getdev *cgd; 1655 cam_status status; 1656 1657 cgd = (struct ccb_getdev *)arg; 1658 if (cgd == NULL) 1659 break; 1660 1661 if (cgd->protocol != PROTO_SCSI) 1662 break; 1663 1664 if (SID_TYPE(&cgd->inq_data) != T_DIRECT 1665 && SID_TYPE(&cgd->inq_data) != T_RBC 1666 && SID_TYPE(&cgd->inq_data) != T_OPTICAL) 1667 break; 1668 1669 /* 1670 * Allocate a peripheral instance for 1671 * this device and start the probe 1672 * process. 1673 */ 1674 status = cam_periph_alloc(daregister, daoninvalidate, 1675 dacleanup, dastart, 1676 "da", CAM_PERIPH_BIO, 1677 path, daasync, 1678 AC_FOUND_DEVICE, cgd); 1679 1680 if (status != CAM_REQ_CMP 1681 && status != CAM_REQ_INPROG) 1682 printf("daasync: Unable to attach to new device " 1683 "due to status 0x%x\n", status); 1684 return; 1685 } 1686 case AC_ADVINFO_CHANGED: 1687 { 1688 uintptr_t buftype; 1689 1690 buftype = (uintptr_t)arg; 1691 if (buftype == CDAI_TYPE_PHYS_PATH) { 1692 struct da_softc *softc; 1693 1694 softc = periph->softc; 1695 disk_attr_changed(softc->disk, "GEOM::physpath", 1696 M_NOWAIT); 1697 } 1698 break; 1699 } 1700 case AC_UNIT_ATTENTION: 1701 { 1702 union ccb *ccb; 1703 int error_code, sense_key, asc, ascq; 1704 1705 softc = (struct da_softc *)periph->softc; 1706 ccb = (union ccb *)arg; 1707 1708 /* 1709 * Handle all UNIT ATTENTIONs except our own, 1710 * as they will be handled by daerror(). 1711 */ 1712 if (xpt_path_periph(ccb->ccb_h.path) != periph && 1713 scsi_extract_sense_ccb(ccb, 1714 &error_code, &sense_key, &asc, &ascq)) { 1715 if (asc == 0x2A && ascq == 0x09) { 1716 xpt_print(ccb->ccb_h.path, 1717 "Capacity data has changed\n"); 1718 softc->flags &= ~DA_FLAG_PROBED; 1719 dareprobe(periph); 1720 } else if (asc == 0x28 && ascq == 0x00) { 1721 softc->flags &= ~DA_FLAG_PROBED; 1722 disk_media_changed(softc->disk, M_NOWAIT); 1723 } else if (asc == 0x3F && ascq == 0x03) { 1724 xpt_print(ccb->ccb_h.path, 1725 "INQUIRY data has changed\n"); 1726 softc->flags &= ~DA_FLAG_PROBED; 1727 dareprobe(periph); 1728 } 1729 } 1730 cam_periph_async(periph, code, path, arg); 1731 break; 1732 } 1733 case AC_SCSI_AEN: 1734 softc = (struct da_softc *)periph->softc; 1735 if (!softc->tur) { 1736 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 1737 softc->tur = 1; 1738 daschedule(periph); 1739 } 1740 } 1741 /* FALLTHROUGH */ 1742 case AC_SENT_BDR: 1743 case AC_BUS_RESET: 1744 { 1745 struct ccb_hdr *ccbh; 1746 1747 softc = (struct da_softc *)periph->softc; 1748 /* 1749 * Don't fail on the expected unit attention 1750 * that will occur. 1751 */ 1752 softc->flags |= DA_FLAG_RETRY_UA; 1753 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le) 1754 ccbh->ccb_state |= DA_CCB_RETRY_UA; 1755 break; 1756 } 1757 default: 1758 break; 1759 } 1760 cam_periph_async(periph, code, path, arg); 1761} 1762 1763static void 1764dasysctlinit(void *context, int pending) 1765{ 1766 struct cam_periph *periph; 1767 struct da_softc *softc; 1768 char tmpstr[80], tmpstr2[80]; 1769 struct ccb_trans_settings cts; 1770 1771 periph = (struct cam_periph *)context; 1772 /* 1773 * periph was held for us when this task was enqueued 1774 */ 1775 if (periph->flags & CAM_PERIPH_INVALID) { 1776 cam_periph_release(periph); 1777 return; 1778 } 1779 1780 softc = (struct da_softc *)periph->softc; 1781 snprintf(tmpstr, sizeof(tmpstr), "CAM DA unit %d", periph->unit_number); 1782 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1783 1784 sysctl_ctx_init(&softc->sysctl_ctx); 1785 softc->flags |= DA_FLAG_SCTX_INIT; 1786 softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx, 1787 SYSCTL_STATIC_CHILDREN(_kern_cam_da), OID_AUTO, tmpstr2, 1788 CTLFLAG_RD, 0, tmpstr); 1789 if (softc->sysctl_tree == NULL) { 1790 printf("dasysctlinit: unable to allocate sysctl tree\n"); 1791 cam_periph_release(periph); 1792 return; 1793 } 1794 1795 /* 1796 * Now register the sysctl handler, so the user can change the value on 1797 * the fly. 1798 */ 1799 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1800 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RW, 1801 softc, 0, dadeletemethodsysctl, "A", 1802 "BIO_DELETE execution method"); 1803 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1804 OID_AUTO, "delete_max", CTLTYPE_U64 | CTLFLAG_RW, 1805 softc, 0, dadeletemaxsysctl, "Q", 1806 "Maximum BIO_DELETE size"); 1807 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1808 OID_AUTO, "minimum_cmd_size", CTLTYPE_INT | CTLFLAG_RW, 1809 &softc->minimum_cmd_size, 0, dacmdsizesysctl, "I", 1810 "Minimum CDB size"); 1811 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1812 OID_AUTO, "sort_io_queue", CTLFLAG_RW, &softc->sort_io_queue, 0, 1813 "Sort IO queue to try and optimise disk access patterns"); 1814 1815 SYSCTL_ADD_INT(&softc->sysctl_ctx, 1816 SYSCTL_CHILDREN(softc->sysctl_tree), 1817 OID_AUTO, 1818 "error_inject", 1819 CTLFLAG_RW, 1820 &softc->error_inject, 1821 0, 1822 "error_inject leaf"); 1823 1824 1825 /* 1826 * Add some addressing info. 1827 */ 1828 memset(&cts, 0, sizeof (cts)); 1829 xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NONE); 1830 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 1831 cts.type = CTS_TYPE_CURRENT_SETTINGS; 1832 cam_periph_lock(periph); 1833 xpt_action((union ccb *)&cts); 1834 cam_periph_unlock(periph); 1835 if (cts.ccb_h.status != CAM_REQ_CMP) { 1836 cam_periph_release(periph); 1837 return; 1838 } 1839 if (cts.protocol == PROTO_SCSI && cts.transport == XPORT_FC) { 1840 struct ccb_trans_settings_fc *fc = &cts.xport_specific.fc; 1841 if (fc->valid & CTS_FC_VALID_WWPN) { 1842 softc->wwpn = fc->wwpn; 1843 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1844 SYSCTL_CHILDREN(softc->sysctl_tree), 1845 OID_AUTO, "wwpn", CTLFLAG_RD, 1846 &softc->wwpn, "World Wide Port Name"); 1847 } 1848 } 1849 cam_periph_release(periph); 1850} 1851 1852static int 1853dadeletemaxsysctl(SYSCTL_HANDLER_ARGS) 1854{ 1855 int error; 1856 uint64_t value; 1857 struct da_softc *softc; 1858 1859 softc = (struct da_softc *)arg1; 1860 1861 value = softc->disk->d_delmaxsize; 1862 error = sysctl_handle_64(oidp, &value, 0, req); 1863 if ((error != 0) || (req->newptr == NULL)) 1864 return (error); 1865 1866 /* only accept values smaller than the calculated value */ 1867 if (value > dadeletemaxsize(softc, softc->delete_method)) { 1868 return (EINVAL); 1869 } 1870 softc->disk->d_delmaxsize = value; 1871 1872 return (0); 1873} 1874 1875static int 1876dacmdsizesysctl(SYSCTL_HANDLER_ARGS) 1877{ 1878 int error, value; 1879 1880 value = *(int *)arg1; 1881 1882 error = sysctl_handle_int(oidp, &value, 0, req); 1883 1884 if ((error != 0) 1885 || (req->newptr == NULL)) 1886 return (error); 1887 1888 /* 1889 * Acceptable values here are 6, 10, 12 or 16. 1890 */ 1891 if (value < 6) 1892 value = 6; 1893 else if ((value > 6) 1894 && (value <= 10)) 1895 value = 10; 1896 else if ((value > 10) 1897 && (value <= 12)) 1898 value = 12; 1899 else if (value > 12) 1900 value = 16; 1901 1902 *(int *)arg1 = value; 1903 1904 return (0); 1905} 1906 1907static void 1908dadeletemethodset(struct da_softc *softc, da_delete_methods delete_method) 1909{ 1910 1911 1912 softc->delete_method = delete_method; 1913 softc->disk->d_delmaxsize = dadeletemaxsize(softc, delete_method); 1914 softc->delete_func = da_delete_functions[delete_method]; 1915 1916 if (softc->delete_method > DA_DELETE_DISABLE) 1917 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1918 else 1919 softc->disk->d_flags &= ~DISKFLAG_CANDELETE; 1920} 1921 1922static off_t 1923dadeletemaxsize(struct da_softc *softc, da_delete_methods delete_method) 1924{ 1925 off_t sectors; 1926 1927 switch(delete_method) { 1928 case DA_DELETE_UNMAP: 1929 sectors = (off_t)softc->unmap_max_lba; 1930 break; 1931 case DA_DELETE_ATA_TRIM: 1932 sectors = (off_t)ATA_DSM_RANGE_MAX * softc->trim_max_ranges; 1933 break; 1934 case DA_DELETE_WS16: 1935 sectors = omin(softc->ws_max_blks, WS16_MAX_BLKS); 1936 break; 1937 case DA_DELETE_ZERO: 1938 case DA_DELETE_WS10: 1939 sectors = omin(softc->ws_max_blks, WS10_MAX_BLKS); 1940 break; 1941 default: 1942 return 0; 1943 } 1944 1945 return (off_t)softc->params.secsize * 1946 omin(sectors, softc->params.sectors); 1947} 1948 1949static void 1950daprobedone(struct cam_periph *periph, union ccb *ccb) 1951{ 1952 struct da_softc *softc; 1953 1954 softc = (struct da_softc *)periph->softc; 1955 1956 dadeletemethodchoose(softc, DA_DELETE_NONE); 1957 1958 if (bootverbose && (softc->flags & DA_FLAG_ANNOUNCED) == 0) { 1959 char buf[80]; 1960 int i, sep; 1961 1962 snprintf(buf, sizeof(buf), "Delete methods: <"); 1963 sep = 0; 1964 for (i = DA_DELETE_MIN; i <= DA_DELETE_MAX; i++) { 1965 if (softc->delete_available & (1 << i)) { 1966 if (sep) { 1967 strlcat(buf, ",", sizeof(buf)); 1968 } else { 1969 sep = 1; 1970 } 1971 strlcat(buf, da_delete_method_names[i], 1972 sizeof(buf)); 1973 if (i == softc->delete_method) { 1974 strlcat(buf, "(*)", sizeof(buf)); 1975 } 1976 } 1977 } 1978 if (sep == 0) { 1979 if (softc->delete_method == DA_DELETE_NONE) 1980 strlcat(buf, "NONE(*)", sizeof(buf)); 1981 else 1982 strlcat(buf, "DISABLED(*)", sizeof(buf)); 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, delete_method; 2013 2014 delete_method = default_method; 2015 2016 /* 2017 * Use the pre-defined order to choose the best 2018 * performing delete. 2019 */ 2020 for (i = DA_DELETE_MIN; i <= DA_DELETE_MAX; i++) { 2021 if (softc->delete_available & (1 << i)) { 2022 dadeletemethodset(softc, i); 2023 return; 2024 } 2025 } 2026 dadeletemethodset(softc, delete_method); 2027} 2028 2029static int 2030dadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 2031{ 2032 char buf[16]; 2033 const char *p; 2034 struct da_softc *softc; 2035 int i, error, methods, value; 2036 2037 softc = (struct da_softc *)arg1; 2038 2039 value = softc->delete_method; 2040 if (value < 0 || value > DA_DELETE_MAX) 2041 p = "UNKNOWN"; 2042 else 2043 p = da_delete_method_names[value]; 2044 strncpy(buf, p, sizeof(buf)); 2045 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 2046 if (error != 0 || req->newptr == NULL) 2047 return (error); 2048 methods = softc->delete_available | (1 << DA_DELETE_DISABLE); 2049 for (i = 0; i <= DA_DELETE_MAX; i++) { 2050 if (!(methods & (1 << i)) || 2051 strcmp(buf, da_delete_method_names[i]) != 0) 2052 continue; 2053 dadeletemethodset(softc, i); 2054 return (0); 2055 } 2056 return (EINVAL); 2057} 2058 2059static cam_status 2060daregister(struct cam_periph *periph, void *arg) 2061{ 2062 struct da_softc *softc; 2063 struct ccb_pathinq cpi; 2064 struct ccb_getdev *cgd; 2065 char tmpstr[80]; 2066 caddr_t match; 2067 2068 cgd = (struct ccb_getdev *)arg; 2069 if (cgd == NULL) { 2070 printf("daregister: no getdev CCB, can't register device\n"); 2071 return(CAM_REQ_CMP_ERR); 2072 } 2073 2074 softc = (struct da_softc *)malloc(sizeof(*softc), M_DEVBUF, 2075 M_NOWAIT|M_ZERO); 2076 2077 if (softc == NULL) { 2078 printf("daregister: Unable to probe new device. " 2079 "Unable to allocate softc\n"); 2080 return(CAM_REQ_CMP_ERR); 2081 } 2082 2083 LIST_INIT(&softc->pending_ccbs); 2084 softc->state = DA_STATE_PROBE_RC; 2085 bioq_init(&softc->bio_queue); 2086 bioq_init(&softc->delete_queue); 2087 bioq_init(&softc->delete_run_queue); 2088 if (SID_IS_REMOVABLE(&cgd->inq_data)) 2089 softc->flags |= DA_FLAG_PACK_REMOVABLE; 2090 softc->unmap_max_ranges = UNMAP_MAX_RANGES; 2091 softc->unmap_max_lba = UNMAP_RANGE_MAX; 2092 softc->ws_max_blks = WS16_MAX_BLKS; 2093 softc->trim_max_ranges = ATA_TRIM_MAX_RANGES; 2094 softc->sort_io_queue = -1; 2095 2096 periph->softc = softc; 2097 2098 /* 2099 * See if this device has any quirks. 2100 */ 2101 match = cam_quirkmatch((caddr_t)&cgd->inq_data, 2102 (caddr_t)da_quirk_table, 2103 sizeof(da_quirk_table)/sizeof(*da_quirk_table), 2104 sizeof(*da_quirk_table), scsi_inquiry_match); 2105 2106 if (match != NULL) 2107 softc->quirks = ((struct da_quirk_entry *)match)->quirks; 2108 else 2109 softc->quirks = DA_Q_NONE; 2110 2111 /* Check if the SIM does not want 6 byte commands */ 2112 bzero(&cpi, sizeof(cpi)); 2113 xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 2114 cpi.ccb_h.func_code = XPT_PATH_INQ; 2115 xpt_action((union ccb *)&cpi); 2116 if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE)) 2117 softc->quirks |= DA_Q_NO_6_BYTE; 2118 2119 TASK_INIT(&softc->sysctl_task, 0, dasysctlinit, periph); 2120 2121 /* 2122 * Take an exclusive refcount on the periph while dastart is called 2123 * to finish the probe. The reference will be dropped in dadone at 2124 * the end of probe. 2125 */ 2126 (void)cam_periph_hold(periph, PRIBIO); 2127 2128 /* 2129 * Schedule a periodic event to occasionally send an 2130 * ordered tag to a device. 2131 */ 2132 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 2133 callout_reset(&softc->sendordered_c, 2134 (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL, 2135 dasendorderedtag, softc); 2136 2137 cam_periph_unlock(periph); 2138 /* 2139 * RBC devices don't have to support READ(6), only READ(10). 2140 */ 2141 if (softc->quirks & DA_Q_NO_6_BYTE || SID_TYPE(&cgd->inq_data) == T_RBC) 2142 softc->minimum_cmd_size = 10; 2143 else 2144 softc->minimum_cmd_size = 6; 2145 2146 /* 2147 * Load the user's default, if any. 2148 */ 2149 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.minimum_cmd_size", 2150 periph->unit_number); 2151 TUNABLE_INT_FETCH(tmpstr, &softc->minimum_cmd_size); 2152 2153 /* 2154 * 6, 10, 12 and 16 are the currently permissible values. 2155 */ 2156 if (softc->minimum_cmd_size < 6) 2157 softc->minimum_cmd_size = 6; 2158 else if ((softc->minimum_cmd_size > 6) 2159 && (softc->minimum_cmd_size <= 10)) 2160 softc->minimum_cmd_size = 10; 2161 else if ((softc->minimum_cmd_size > 10) 2162 && (softc->minimum_cmd_size <= 12)) 2163 softc->minimum_cmd_size = 12; 2164 else if (softc->minimum_cmd_size > 12) 2165 softc->minimum_cmd_size = 16; 2166 2167 /* Predict whether device may support READ CAPACITY(16). */ 2168 if (SID_ANSI_REV(&cgd->inq_data) >= SCSI_REV_SPC3 && 2169 (softc->quirks & DA_Q_NO_RC16) == 0) { 2170 softc->flags |= DA_FLAG_CAN_RC16; 2171 softc->state = DA_STATE_PROBE_RC16; 2172 } 2173 2174 /* 2175 * Register this media as a disk. 2176 */ 2177 softc->disk = disk_alloc(); 2178 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 2179 periph->unit_number, 0, 2180 DEVSTAT_BS_UNAVAILABLE, 2181 SID_TYPE(&cgd->inq_data) | 2182 XPORT_DEVSTAT_TYPE(cpi.transport), 2183 DEVSTAT_PRIORITY_DISK); 2184 softc->disk->d_open = daopen; 2185 softc->disk->d_close = daclose; 2186 softc->disk->d_strategy = dastrategy; 2187 softc->disk->d_dump = dadump; 2188 softc->disk->d_getattr = dagetattr; 2189 softc->disk->d_gone = dadiskgonecb; 2190 softc->disk->d_name = "da"; 2191 softc->disk->d_drv1 = periph; 2192 if (cpi.maxio == 0) 2193 softc->maxio = DFLTPHYS; /* traditional default */ 2194 else if (cpi.maxio > MAXPHYS) 2195 softc->maxio = MAXPHYS; /* for safety */ 2196 else 2197 softc->maxio = cpi.maxio; 2198 softc->disk->d_maxsize = softc->maxio; 2199 softc->disk->d_unit = periph->unit_number; 2200 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION; 2201 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) 2202 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 2203 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) 2204 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO; 2205 cam_strvis(softc->disk->d_descr, cgd->inq_data.vendor, 2206 sizeof(cgd->inq_data.vendor), sizeof(softc->disk->d_descr)); 2207 strlcat(softc->disk->d_descr, " ", sizeof(softc->disk->d_descr)); 2208 cam_strvis(&softc->disk->d_descr[strlen(softc->disk->d_descr)], 2209 cgd->inq_data.product, sizeof(cgd->inq_data.product), 2210 sizeof(softc->disk->d_descr) - strlen(softc->disk->d_descr)); 2211 softc->disk->d_hba_vendor = cpi.hba_vendor; 2212 softc->disk->d_hba_device = cpi.hba_device; 2213 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 2214 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 2215 2216 /* 2217 * Acquire a reference to the periph before we register with GEOM. 2218 * We'll release this reference once GEOM calls us back (via 2219 * dadiskgonecb()) telling us that our provider has been freed. 2220 */ 2221 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 2222 xpt_print(periph->path, "%s: lost periph during " 2223 "registration!\n", __func__); 2224 cam_periph_lock(periph); 2225 return (CAM_REQ_CMP_ERR); 2226 } 2227 2228 disk_create(softc->disk, DISK_VERSION); 2229 cam_periph_lock(periph); 2230 2231 /* 2232 * Add async callbacks for events of interest. 2233 * I don't bother checking if this fails as, 2234 * in most cases, the system will function just 2235 * fine without them and the only alternative 2236 * would be to not attach the device on failure. 2237 */ 2238 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 2239 AC_ADVINFO_CHANGED | AC_SCSI_AEN | AC_UNIT_ATTENTION, 2240 daasync, periph, periph->path); 2241 2242 /* 2243 * Emit an attribute changed notification just in case 2244 * physical path information arrived before our async 2245 * event handler was registered, but after anyone attaching 2246 * to our disk device polled it. 2247 */ 2248 disk_attr_changed(softc->disk, "GEOM::physpath", M_NOWAIT); 2249 2250 /* 2251 * Schedule a periodic media polling events. 2252 */ 2253 callout_init_mtx(&softc->mediapoll_c, cam_periph_mtx(periph), 0); 2254 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) && 2255 (cgd->inq_flags & SID_AEN) == 0 && 2256 da_poll_period != 0) 2257 callout_reset(&softc->mediapoll_c, da_poll_period * hz, 2258 damediapoll, periph); 2259 2260 xpt_schedule(periph, CAM_PRIORITY_DEV); 2261 2262 return(CAM_REQ_CMP); 2263} 2264 2265static void 2266dastart(struct cam_periph *periph, union ccb *start_ccb) 2267{ 2268 struct da_softc *softc; 2269 2270 softc = (struct da_softc *)periph->softc; 2271 2272 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastart\n")); 2273 2274skipstate: 2275 switch (softc->state) { 2276 case DA_STATE_NORMAL: 2277 { 2278 struct bio *bp; 2279 uint8_t tag_code; 2280 2281 /* Run BIO_DELETE if not running yet. */ 2282 if (!softc->delete_running && 2283 (bp = bioq_first(&softc->delete_queue)) != NULL) { 2284 if (softc->delete_func != NULL) { 2285 softc->delete_func(periph, start_ccb, bp); 2286 goto out; 2287 } else { 2288 bioq_flush(&softc->delete_queue, NULL, 0); 2289 /* FALLTHROUGH */ 2290 } 2291 } 2292 2293 /* Run regular command. */ 2294 bp = bioq_takefirst(&softc->bio_queue); 2295 if (bp == NULL) { 2296 if (softc->tur) { 2297 softc->tur = 0; 2298 scsi_test_unit_ready(&start_ccb->csio, 2299 /*retries*/ da_retry_count, 2300 dadone, 2301 MSG_SIMPLE_Q_TAG, 2302 SSD_FULL_SIZE, 2303 da_default_timeout * 1000); 2304 start_ccb->ccb_h.ccb_bp = NULL; 2305 start_ccb->ccb_h.ccb_state = DA_CCB_TUR; 2306 xpt_action(start_ccb); 2307 } else 2308 xpt_release_ccb(start_ccb); 2309 break; 2310 } 2311 if (softc->tur) { 2312 softc->tur = 0; 2313 cam_periph_release_locked(periph); 2314 } 2315 2316 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2317 (softc->flags & DA_FLAG_NEED_OTAG) != 0) { 2318 softc->flags &= ~DA_FLAG_NEED_OTAG; 2319 softc->flags |= DA_FLAG_WAS_OTAG; 2320 tag_code = MSG_ORDERED_Q_TAG; 2321 } else { 2322 tag_code = MSG_SIMPLE_Q_TAG; 2323 } 2324 2325 switch (bp->bio_cmd) { 2326 case BIO_WRITE: 2327 softc->flags |= DA_FLAG_DIRTY; 2328 /* FALLTHROUGH */ 2329 case BIO_READ: 2330 scsi_read_write(&start_ccb->csio, 2331 /*retries*/da_retry_count, 2332 /*cbfcnp*/dadone, 2333 /*tag_action*/tag_code, 2334 /*read_op*/(bp->bio_cmd == BIO_READ ? 2335 SCSI_RW_READ : SCSI_RW_WRITE) | 2336 ((bp->bio_flags & BIO_UNMAPPED) != 0 ? 2337 SCSI_RW_BIO : 0), 2338 /*byte2*/0, 2339 softc->minimum_cmd_size, 2340 /*lba*/bp->bio_pblkno, 2341 /*block_count*/bp->bio_bcount / 2342 softc->params.secsize, 2343 /*data_ptr*/ (bp->bio_flags & 2344 BIO_UNMAPPED) != 0 ? (void *)bp : 2345 bp->bio_data, 2346 /*dxfer_len*/ bp->bio_bcount, 2347 /*sense_len*/SSD_FULL_SIZE, 2348 da_default_timeout * 1000); 2349 break; 2350 case BIO_FLUSH: 2351 /* 2352 * BIO_FLUSH doesn't currently communicate 2353 * range data, so we synchronize the cache 2354 * over the whole disk. We also force 2355 * ordered tag semantics the flush applies 2356 * to all previously queued I/O. 2357 */ 2358 scsi_synchronize_cache(&start_ccb->csio, 2359 /*retries*/1, 2360 /*cbfcnp*/dadone, 2361 MSG_ORDERED_Q_TAG, 2362 /*begin_lba*/0, 2363 /*lb_count*/0, 2364 SSD_FULL_SIZE, 2365 da_default_timeout*1000); 2366 break; 2367 } 2368 start_ccb->ccb_h.ccb_state = DA_CCB_BUFFER_IO; 2369 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2370 2371out: 2372 LIST_INSERT_HEAD(&softc->pending_ccbs, 2373 &start_ccb->ccb_h, periph_links.le); 2374 2375 /* We expect a unit attention from this device */ 2376 if ((softc->flags & DA_FLAG_RETRY_UA) != 0) { 2377 start_ccb->ccb_h.ccb_state |= DA_CCB_RETRY_UA; 2378 softc->flags &= ~DA_FLAG_RETRY_UA; 2379 } 2380 2381 start_ccb->ccb_h.ccb_bp = bp; 2382 softc->refcount++; 2383 cam_periph_unlock(periph); 2384 xpt_action(start_ccb); 2385 cam_periph_lock(periph); 2386 softc->refcount--; 2387 2388 /* May have more work to do, so ensure we stay scheduled */ 2389 daschedule(periph); 2390 break; 2391 } 2392 case DA_STATE_PROBE_RC: 2393 { 2394 struct scsi_read_capacity_data *rcap; 2395 2396 rcap = (struct scsi_read_capacity_data *) 2397 malloc(sizeof(*rcap), M_SCSIDA, M_NOWAIT|M_ZERO); 2398 if (rcap == NULL) { 2399 printf("dastart: Couldn't malloc read_capacity data\n"); 2400 /* da_free_periph??? */ 2401 break; 2402 } 2403 scsi_read_capacity(&start_ccb->csio, 2404 /*retries*/da_retry_count, 2405 dadone, 2406 MSG_SIMPLE_Q_TAG, 2407 rcap, 2408 SSD_FULL_SIZE, 2409 /*timeout*/5000); 2410 start_ccb->ccb_h.ccb_bp = NULL; 2411 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC; 2412 xpt_action(start_ccb); 2413 break; 2414 } 2415 case DA_STATE_PROBE_RC16: 2416 { 2417 struct scsi_read_capacity_data_long *rcaplong; 2418 2419 rcaplong = (struct scsi_read_capacity_data_long *) 2420 malloc(sizeof(*rcaplong), M_SCSIDA, M_NOWAIT|M_ZERO); 2421 if (rcaplong == NULL) { 2422 printf("dastart: Couldn't malloc read_capacity data\n"); 2423 /* da_free_periph??? */ 2424 break; 2425 } 2426 scsi_read_capacity_16(&start_ccb->csio, 2427 /*retries*/ da_retry_count, 2428 /*cbfcnp*/ dadone, 2429 /*tag_action*/ MSG_SIMPLE_Q_TAG, 2430 /*lba*/ 0, 2431 /*reladr*/ 0, 2432 /*pmi*/ 0, 2433 /*rcap_buf*/ (uint8_t *)rcaplong, 2434 /*rcap_buf_len*/ sizeof(*rcaplong), 2435 /*sense_len*/ SSD_FULL_SIZE, 2436 /*timeout*/ da_default_timeout * 1000); 2437 start_ccb->ccb_h.ccb_bp = NULL; 2438 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC16; 2439 xpt_action(start_ccb); 2440 break; 2441 } 2442 case DA_STATE_PROBE_LBP: 2443 { 2444 struct scsi_vpd_logical_block_prov *lbp; 2445 2446 if (!scsi_vpd_supported_page(periph, SVPD_LBP)) { 2447 /* 2448 * If we get here we don't support any SBC-3 delete 2449 * methods with UNMAP as the Logical Block Provisioning 2450 * VPD page support is required for devices which 2451 * support it according to T10/1799-D Revision 31 2452 * however older revisions of the spec don't mandate 2453 * this so we currently don't remove these methods 2454 * from the available set. 2455 */ 2456 softc->state = DA_STATE_PROBE_BLK_LIMITS; 2457 goto skipstate; 2458 } 2459 2460 lbp = (struct scsi_vpd_logical_block_prov *) 2461 malloc(sizeof(*lbp), M_SCSIDA, M_NOWAIT|M_ZERO); 2462 2463 if (lbp == NULL) { 2464 printf("dastart: Couldn't malloc lbp data\n"); 2465 /* da_free_periph??? */ 2466 break; 2467 } 2468 2469 scsi_inquiry(&start_ccb->csio, 2470 /*retries*/da_retry_count, 2471 /*cbfcnp*/dadone, 2472 /*tag_action*/MSG_SIMPLE_Q_TAG, 2473 /*inq_buf*/(u_int8_t *)lbp, 2474 /*inq_len*/sizeof(*lbp), 2475 /*evpd*/TRUE, 2476 /*page_code*/SVPD_LBP, 2477 /*sense_len*/SSD_MIN_SIZE, 2478 /*timeout*/da_default_timeout * 1000); 2479 start_ccb->ccb_h.ccb_bp = NULL; 2480 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_LBP; 2481 xpt_action(start_ccb); 2482 break; 2483 } 2484 case DA_STATE_PROBE_BLK_LIMITS: 2485 { 2486 struct scsi_vpd_block_limits *block_limits; 2487 2488 if (!scsi_vpd_supported_page(periph, SVPD_BLOCK_LIMITS)) { 2489 /* Not supported skip to next probe */ 2490 softc->state = DA_STATE_PROBE_BDC; 2491 goto skipstate; 2492 } 2493 2494 block_limits = (struct scsi_vpd_block_limits *) 2495 malloc(sizeof(*block_limits), M_SCSIDA, M_NOWAIT|M_ZERO); 2496 2497 if (block_limits == NULL) { 2498 printf("dastart: Couldn't malloc block_limits data\n"); 2499 /* da_free_periph??? */ 2500 break; 2501 } 2502 2503 scsi_inquiry(&start_ccb->csio, 2504 /*retries*/da_retry_count, 2505 /*cbfcnp*/dadone, 2506 /*tag_action*/MSG_SIMPLE_Q_TAG, 2507 /*inq_buf*/(u_int8_t *)block_limits, 2508 /*inq_len*/sizeof(*block_limits), 2509 /*evpd*/TRUE, 2510 /*page_code*/SVPD_BLOCK_LIMITS, 2511 /*sense_len*/SSD_MIN_SIZE, 2512 /*timeout*/da_default_timeout * 1000); 2513 start_ccb->ccb_h.ccb_bp = NULL; 2514 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BLK_LIMITS; 2515 xpt_action(start_ccb); 2516 break; 2517 } 2518 case DA_STATE_PROBE_BDC: 2519 { 2520 struct scsi_vpd_block_characteristics *bdc; 2521 2522 if (!scsi_vpd_supported_page(periph, SVPD_BDC)) { 2523 softc->state = DA_STATE_PROBE_ATA; 2524 goto skipstate; 2525 } 2526 2527 bdc = (struct scsi_vpd_block_characteristics *) 2528 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO); 2529 2530 if (bdc == NULL) { 2531 printf("dastart: Couldn't malloc bdc data\n"); 2532 /* da_free_periph??? */ 2533 break; 2534 } 2535 2536 scsi_inquiry(&start_ccb->csio, 2537 /*retries*/da_retry_count, 2538 /*cbfcnp*/dadone, 2539 /*tag_action*/MSG_SIMPLE_Q_TAG, 2540 /*inq_buf*/(u_int8_t *)bdc, 2541 /*inq_len*/sizeof(*bdc), 2542 /*evpd*/TRUE, 2543 /*page_code*/SVPD_BDC, 2544 /*sense_len*/SSD_MIN_SIZE, 2545 /*timeout*/da_default_timeout * 1000); 2546 start_ccb->ccb_h.ccb_bp = NULL; 2547 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BDC; 2548 xpt_action(start_ccb); 2549 break; 2550 } 2551 case DA_STATE_PROBE_ATA: 2552 { 2553 struct ata_params *ata_params; 2554 2555 if (!scsi_vpd_supported_page(periph, SVPD_ATA_INFORMATION)) { 2556 daprobedone(periph, start_ccb); 2557 break; 2558 } 2559 2560 ata_params = (struct ata_params*) 2561 malloc(sizeof(*ata_params), M_SCSIDA, M_NOWAIT|M_ZERO); 2562 2563 if (ata_params == NULL) { 2564 printf("dastart: Couldn't malloc ata_params data\n"); 2565 /* da_free_periph??? */ 2566 break; 2567 } 2568 2569 scsi_ata_identify(&start_ccb->csio, 2570 /*retries*/da_retry_count, 2571 /*cbfcnp*/dadone, 2572 /*tag_action*/MSG_SIMPLE_Q_TAG, 2573 /*data_ptr*/(u_int8_t *)ata_params, 2574 /*dxfer_len*/sizeof(*ata_params), 2575 /*sense_len*/SSD_FULL_SIZE, 2576 /*timeout*/da_default_timeout * 1000); 2577 start_ccb->ccb_h.ccb_bp = NULL; 2578 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA; 2579 xpt_action(start_ccb); 2580 break; 2581 } 2582 } 2583} 2584 2585/* 2586 * In each of the methods below, while its the caller's 2587 * responsibility to ensure the request will fit into a 2588 * single device request, we might have changed the delete 2589 * method due to the device incorrectly advertising either 2590 * its supported methods or limits. 2591 * 2592 * To prevent this causing further issues we validate the 2593 * against the methods limits, and warn which would 2594 * otherwise be unnecessary. 2595 */ 2596static void 2597da_delete_unmap(struct cam_periph *periph, union ccb *ccb, struct bio *bp) 2598{ 2599 struct da_softc *softc = (struct da_softc *)periph->softc;; 2600 struct bio *bp1; 2601 uint8_t *buf = softc->unmap_buf; 2602 uint64_t lba, lastlba = (uint64_t)-1; 2603 uint64_t totalcount = 0; 2604 uint64_t count; 2605 uint32_t lastcount = 0, c; 2606 uint32_t off, ranges = 0; 2607 2608 /* 2609 * Currently this doesn't take the UNMAP 2610 * Granularity and Granularity Alignment 2611 * fields into account. 2612 * 2613 * This could result in both unoptimal unmap 2614 * requests as as well as UNMAP calls unmapping 2615 * fewer LBA's than requested. 2616 */ 2617 2618 softc->delete_running = 1; 2619 bzero(softc->unmap_buf, sizeof(softc->unmap_buf)); 2620 bp1 = bp; 2621 do { 2622 bioq_remove(&softc->delete_queue, bp1); 2623 if (bp1 != bp) 2624 bioq_insert_tail(&softc->delete_run_queue, bp1); 2625 lba = bp1->bio_pblkno; 2626 count = bp1->bio_bcount / softc->params.secsize; 2627 2628 /* Try to extend the previous range. */ 2629 if (lba == lastlba) { 2630 c = omin(count, UNMAP_RANGE_MAX - lastcount); 2631 lastcount += c; 2632 off = ((ranges - 1) * UNMAP_RANGE_SIZE) + 2633 UNMAP_HEAD_SIZE; 2634 scsi_ulto4b(lastcount, &buf[off + 8]); 2635 count -= c; 2636 lba +=c; 2637 totalcount += c; 2638 } 2639 2640 while (count > 0) { 2641 c = omin(count, UNMAP_RANGE_MAX); 2642 if (totalcount + c > softc->unmap_max_lba || 2643 ranges >= softc->unmap_max_ranges) { 2644 xpt_print(periph->path, 2645 "%s issuing short delete %ld > %ld" 2646 "|| %d >= %d", 2647 da_delete_method_desc[softc->delete_method], 2648 totalcount + c, softc->unmap_max_lba, 2649 ranges, softc->unmap_max_ranges); 2650 break; 2651 } 2652 off = (ranges * UNMAP_RANGE_SIZE) + UNMAP_HEAD_SIZE; 2653 scsi_u64to8b(lba, &buf[off + 0]); 2654 scsi_ulto4b(c, &buf[off + 8]); 2655 lba += c; 2656 totalcount += c; 2657 ranges++; 2658 count -= c; 2659 lastcount = c; 2660 } 2661 lastlba = lba; 2662 bp1 = bioq_first(&softc->delete_queue); 2663 if (bp1 == NULL || ranges >= softc->unmap_max_ranges || 2664 totalcount + bp1->bio_bcount / 2665 softc->params.secsize > softc->unmap_max_lba) 2666 break; 2667 } while (1); 2668 scsi_ulto2b(ranges * 16 + 6, &buf[0]); 2669 scsi_ulto2b(ranges * 16, &buf[2]); 2670 2671 scsi_unmap(&ccb->csio, 2672 /*retries*/da_retry_count, 2673 /*cbfcnp*/dadone, 2674 /*tag_action*/MSG_SIMPLE_Q_TAG, 2675 /*byte2*/0, 2676 /*data_ptr*/ buf, 2677 /*dxfer_len*/ ranges * 16 + 8, 2678 /*sense_len*/SSD_FULL_SIZE, 2679 da_default_timeout * 1000); 2680 ccb->ccb_h.ccb_state = DA_CCB_DELETE; 2681 ccb->ccb_h.flags |= CAM_UNLOCKED; 2682} 2683 2684static void 2685da_delete_trim(struct cam_periph *periph, union ccb *ccb, struct bio *bp) 2686{ 2687 struct da_softc *softc = (struct da_softc *)periph->softc; 2688 struct bio *bp1; 2689 uint8_t *buf = softc->unmap_buf; 2690 uint64_t lastlba = (uint64_t)-1; 2691 uint64_t count; 2692 uint64_t lba; 2693 uint32_t lastcount = 0, c, requestcount; 2694 int ranges = 0, off, block_count; 2695 2696 softc->delete_running = 1; 2697 bzero(softc->unmap_buf, sizeof(softc->unmap_buf)); 2698 bp1 = bp; 2699 do { 2700 bioq_remove(&softc->delete_queue, bp1); 2701 if (bp1 != bp) 2702 bioq_insert_tail(&softc->delete_run_queue, bp1); 2703 lba = bp1->bio_pblkno; 2704 count = bp1->bio_bcount / softc->params.secsize; 2705 requestcount = count; 2706 2707 /* Try to extend the previous range. */ 2708 if (lba == lastlba) { 2709 c = omin(count, ATA_DSM_RANGE_MAX - lastcount); 2710 lastcount += c; 2711 off = (ranges - 1) * 8; 2712 buf[off + 6] = lastcount & 0xff; 2713 buf[off + 7] = (lastcount >> 8) & 0xff; 2714 count -= c; 2715 lba += c; 2716 } 2717 2718 while (count > 0) { 2719 c = omin(count, ATA_DSM_RANGE_MAX); 2720 off = ranges * 8; 2721 2722 buf[off + 0] = lba & 0xff; 2723 buf[off + 1] = (lba >> 8) & 0xff; 2724 buf[off + 2] = (lba >> 16) & 0xff; 2725 buf[off + 3] = (lba >> 24) & 0xff; 2726 buf[off + 4] = (lba >> 32) & 0xff; 2727 buf[off + 5] = (lba >> 40) & 0xff; 2728 buf[off + 6] = c & 0xff; 2729 buf[off + 7] = (c >> 8) & 0xff; 2730 lba += c; 2731 ranges++; 2732 count -= c; 2733 lastcount = c; 2734 if (count != 0 && ranges == softc->trim_max_ranges) { 2735 xpt_print(periph->path, 2736 "%s issuing short delete %ld > %ld\n", 2737 da_delete_method_desc[softc->delete_method], 2738 requestcount, 2739 (softc->trim_max_ranges - ranges) * 2740 ATA_DSM_RANGE_MAX); 2741 break; 2742 } 2743 } 2744 lastlba = lba; 2745 bp1 = bioq_first(&softc->delete_queue); 2746 if (bp1 == NULL || bp1->bio_bcount / softc->params.secsize > 2747 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) 2748 break; 2749 } while (1); 2750 2751 block_count = (ranges + ATA_DSM_BLK_RANGES - 1) / ATA_DSM_BLK_RANGES; 2752 scsi_ata_trim(&ccb->csio, 2753 /*retries*/da_retry_count, 2754 /*cbfcnp*/dadone, 2755 /*tag_action*/MSG_SIMPLE_Q_TAG, 2756 block_count, 2757 /*data_ptr*/buf, 2758 /*dxfer_len*/block_count * ATA_DSM_BLK_SIZE, 2759 /*sense_len*/SSD_FULL_SIZE, 2760 da_default_timeout * 1000); 2761 ccb->ccb_h.ccb_state = DA_CCB_DELETE; 2762 ccb->ccb_h.flags |= CAM_UNLOCKED; 2763} 2764 2765/* 2766 * We calculate ws_max_blks here based off d_delmaxsize instead 2767 * of using softc->ws_max_blks as it is absolute max for the 2768 * device not the protocol max which may well be lower. 2769 */ 2770static void 2771da_delete_ws(struct cam_periph *periph, union ccb *ccb, struct bio *bp) 2772{ 2773 struct da_softc *softc; 2774 struct bio *bp1; 2775 uint64_t ws_max_blks; 2776 uint64_t lba; 2777 uint64_t count; /* forward compat with WS32 */ 2778 2779 softc = (struct da_softc *)periph->softc; 2780 ws_max_blks = softc->disk->d_delmaxsize / softc->params.secsize; 2781 softc->delete_running = 1; 2782 lba = bp->bio_pblkno; 2783 count = 0; 2784 bp1 = bp; 2785 do { 2786 bioq_remove(&softc->delete_queue, bp1); 2787 if (bp1 != bp) 2788 bioq_insert_tail(&softc->delete_run_queue, bp1); 2789 count += bp1->bio_bcount / softc->params.secsize; 2790 if (count > ws_max_blks) { 2791 xpt_print(periph->path, 2792 "%s issuing short delete %ld > %ld\n", 2793 da_delete_method_desc[softc->delete_method], 2794 count, ws_max_blks); 2795 count = omin(count, ws_max_blks); 2796 break; 2797 } 2798 bp1 = bioq_first(&softc->delete_queue); 2799 if (bp1 == NULL || lba + count != bp1->bio_pblkno || 2800 count + bp1->bio_bcount / 2801 softc->params.secsize > ws_max_blks) 2802 break; 2803 } while (1); 2804 2805 scsi_write_same(&ccb->csio, 2806 /*retries*/da_retry_count, 2807 /*cbfcnp*/dadone, 2808 /*tag_action*/MSG_SIMPLE_Q_TAG, 2809 /*byte2*/softc->delete_method == 2810 DA_DELETE_ZERO ? 0 : SWS_UNMAP, 2811 softc->delete_method == DA_DELETE_WS16 ? 16 : 10, 2812 /*lba*/lba, 2813 /*block_count*/count, 2814 /*data_ptr*/ __DECONST(void *, zero_region), 2815 /*dxfer_len*/ softc->params.secsize, 2816 /*sense_len*/SSD_FULL_SIZE, 2817 da_default_timeout * 1000); 2818 ccb->ccb_h.ccb_state = DA_CCB_DELETE; 2819 ccb->ccb_h.flags |= CAM_UNLOCKED; 2820} 2821 2822static int 2823cmd6workaround(union ccb *ccb) 2824{ 2825 struct scsi_rw_6 cmd6; 2826 struct scsi_rw_10 *cmd10; 2827 struct da_softc *softc; 2828 u_int8_t *cdb; 2829 struct bio *bp; 2830 int frozen; 2831 2832 cdb = ccb->csio.cdb_io.cdb_bytes; 2833 softc = (struct da_softc *)xpt_path_periph(ccb->ccb_h.path)->softc; 2834 2835 if (ccb->ccb_h.ccb_state == DA_CCB_DELETE) { 2836 da_delete_methods old_method = softc->delete_method; 2837 2838 /* 2839 * Typically there are two reasons for failure here 2840 * 1. Delete method was detected as supported but isn't 2841 * 2. Delete failed due to invalid params e.g. too big 2842 * 2843 * While we will attempt to choose an alternative delete method 2844 * this may result in short deletes if the existing delete 2845 * requests from geom are big for the new method choosen. 2846 * 2847 * This method assumes that the error which triggered this 2848 * will not retry the io otherwise a panic will occur 2849 */ 2850 dadeleteflag(softc, old_method, 0); 2851 dadeletemethodchoose(softc, DA_DELETE_DISABLE); 2852 if (softc->delete_method == DA_DELETE_DISABLE) 2853 xpt_print(ccb->ccb_h.path, 2854 "%s failed, disabling BIO_DELETE\n", 2855 da_delete_method_desc[old_method]); 2856 else 2857 xpt_print(ccb->ccb_h.path, 2858 "%s failed, switching to %s BIO_DELETE\n", 2859 da_delete_method_desc[old_method], 2860 da_delete_method_desc[softc->delete_method]); 2861 2862 while ((bp = bioq_takefirst(&softc->delete_run_queue)) != NULL) 2863 bioq_disksort(&softc->delete_queue, bp); 2864 bioq_disksort(&softc->delete_queue, 2865 (struct bio *)ccb->ccb_h.ccb_bp); 2866 ccb->ccb_h.ccb_bp = NULL; 2867 return (0); 2868 } 2869 2870 /* Detect unsupported PREVENT ALLOW MEDIUM REMOVAL. */ 2871 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 && 2872 (*cdb == PREVENT_ALLOW) && 2873 (softc->quirks & DA_Q_NO_PREVENT) == 0) { 2874 if (bootverbose) 2875 xpt_print(ccb->ccb_h.path, 2876 "PREVENT ALLOW MEDIUM REMOVAL not supported.\n"); 2877 softc->quirks |= DA_Q_NO_PREVENT; 2878 return (0); 2879 } 2880 2881 /* Detect unsupported SYNCHRONIZE CACHE(10). */ 2882 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 && 2883 (*cdb == SYNCHRONIZE_CACHE) && 2884 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) { 2885 if (bootverbose) 2886 xpt_print(ccb->ccb_h.path, 2887 "SYNCHRONIZE CACHE(10) not supported.\n"); 2888 softc->quirks |= DA_Q_NO_SYNC_CACHE; 2889 softc->disk->d_flags &= ~DISKFLAG_CANFLUSHCACHE; 2890 return (0); 2891 } 2892 2893 /* Translation only possible if CDB is an array and cmd is R/W6 */ 2894 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0 || 2895 (*cdb != READ_6 && *cdb != WRITE_6)) 2896 return 0; 2897 2898 xpt_print(ccb->ccb_h.path, "READ(6)/WRITE(6) not supported, " 2899 "increasing minimum_cmd_size to 10.\n"); 2900 softc->minimum_cmd_size = 10; 2901 2902 bcopy(cdb, &cmd6, sizeof(struct scsi_rw_6)); 2903 cmd10 = (struct scsi_rw_10 *)cdb; 2904 cmd10->opcode = (cmd6.opcode == READ_6) ? READ_10 : WRITE_10; 2905 cmd10->byte2 = 0; 2906 scsi_ulto4b(scsi_3btoul(cmd6.addr), cmd10->addr); 2907 cmd10->reserved = 0; 2908 scsi_ulto2b(cmd6.length, cmd10->length); 2909 cmd10->control = cmd6.control; 2910 ccb->csio.cdb_len = sizeof(*cmd10); 2911 2912 /* Requeue request, unfreezing queue if necessary */ 2913 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0; 2914 ccb->ccb_h.status = CAM_REQUEUE_REQ; 2915 xpt_action(ccb); 2916 if (frozen) { 2917 cam_release_devq(ccb->ccb_h.path, 2918 /*relsim_flags*/0, 2919 /*reduction*/0, 2920 /*timeout*/0, 2921 /*getcount_only*/0); 2922 } 2923 return (ERESTART); 2924} 2925 2926static void 2927dadone(struct cam_periph *periph, union ccb *done_ccb) 2928{ 2929 struct da_softc *softc; 2930 struct ccb_scsiio *csio; 2931 u_int32_t priority; 2932 da_ccb_state state; 2933 2934 softc = (struct da_softc *)periph->softc; 2935 priority = done_ccb->ccb_h.pinfo.priority; 2936 2937 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone\n")); 2938 2939 csio = &done_ccb->csio; 2940 state = csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK; 2941 switch (state) { 2942 case DA_CCB_BUFFER_IO: 2943 case DA_CCB_DELETE: 2944 { 2945 struct bio *bp, *bp1; 2946 2947 cam_periph_lock(periph); 2948 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2949 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2950 int error; 2951 int sf; 2952 2953 if ((csio->ccb_h.ccb_state & DA_CCB_RETRY_UA) != 0) 2954 sf = SF_RETRY_UA; 2955 else 2956 sf = 0; 2957 2958 error = daerror(done_ccb, CAM_RETRY_SELTO, sf); 2959 if (error == ERESTART) { 2960 /* 2961 * A retry was scheduled, so 2962 * just return. 2963 */ 2964 cam_periph_unlock(periph); 2965 return; 2966 } 2967 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2968 if (error != 0) { 2969 int queued_error; 2970 2971 /* 2972 * return all queued I/O with EIO, so that 2973 * the client can retry these I/Os in the 2974 * proper order should it attempt to recover. 2975 */ 2976 queued_error = EIO; 2977 2978 if (error == ENXIO 2979 && (softc->flags & DA_FLAG_PACK_INVALID)== 0) { 2980 /* 2981 * Catastrophic error. Mark our pack as 2982 * invalid. 2983 */ 2984 /* 2985 * XXX See if this is really a media 2986 * XXX change first? 2987 */ 2988 xpt_print(periph->path, 2989 "Invalidating pack\n"); 2990 softc->flags |= DA_FLAG_PACK_INVALID; 2991 queued_error = ENXIO; 2992 } 2993 bioq_flush(&softc->bio_queue, NULL, 2994 queued_error); 2995 if (bp != NULL) { 2996 bp->bio_error = error; 2997 bp->bio_resid = bp->bio_bcount; 2998 bp->bio_flags |= BIO_ERROR; 2999 } 3000 } else if (bp != NULL) { 3001 if (state == DA_CCB_DELETE) 3002 bp->bio_resid = 0; 3003 else 3004 bp->bio_resid = csio->resid; 3005 bp->bio_error = 0; 3006 if (bp->bio_resid != 0) 3007 bp->bio_flags |= BIO_ERROR; 3008 } 3009 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 3010 cam_release_devq(done_ccb->ccb_h.path, 3011 /*relsim_flags*/0, 3012 /*reduction*/0, 3013 /*timeout*/0, 3014 /*getcount_only*/0); 3015 } else if (bp != NULL) { 3016 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 3017 panic("REQ_CMP with QFRZN"); 3018 if (state == DA_CCB_DELETE) 3019 bp->bio_resid = 0; 3020 else 3021 bp->bio_resid = csio->resid; 3022 if (csio->resid > 0) 3023 bp->bio_flags |= BIO_ERROR; 3024 if (softc->error_inject != 0) { 3025 bp->bio_error = softc->error_inject; 3026 bp->bio_resid = bp->bio_bcount; 3027 bp->bio_flags |= BIO_ERROR; 3028 softc->error_inject = 0; 3029 } 3030 } 3031 3032 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le); 3033 if (LIST_EMPTY(&softc->pending_ccbs)) 3034 softc->flags |= DA_FLAG_WAS_OTAG; 3035 3036 xpt_release_ccb(done_ccb); 3037 if (state == DA_CCB_DELETE) { 3038 TAILQ_HEAD(, bio) queue; 3039 3040 TAILQ_INIT(&queue); 3041 TAILQ_CONCAT(&queue, &softc->delete_run_queue.queue, bio_queue); 3042 softc->delete_run_queue.insert_point = NULL; 3043 softc->delete_running = 0; 3044 daschedule(periph); 3045 cam_periph_unlock(periph); 3046 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 3047 TAILQ_REMOVE(&queue, bp1, bio_queue); 3048 bp1->bio_error = bp->bio_error; 3049 if (bp->bio_flags & BIO_ERROR) { 3050 bp1->bio_flags |= BIO_ERROR; 3051 bp1->bio_resid = bp1->bio_bcount; 3052 } else 3053 bp1->bio_resid = 0; 3054 biodone(bp1); 3055 } 3056 } else 3057 cam_periph_unlock(periph); 3058 if (bp != NULL) 3059 biodone(bp); 3060 return; 3061 } 3062 case DA_CCB_PROBE_RC: 3063 case DA_CCB_PROBE_RC16: 3064 { 3065 struct scsi_read_capacity_data *rdcap; 3066 struct scsi_read_capacity_data_long *rcaplong; 3067 char announce_buf[80]; 3068 int lbp; 3069 3070 lbp = 0; 3071 rdcap = NULL; 3072 rcaplong = NULL; 3073 if (state == DA_CCB_PROBE_RC) 3074 rdcap =(struct scsi_read_capacity_data *)csio->data_ptr; 3075 else 3076 rcaplong = (struct scsi_read_capacity_data_long *) 3077 csio->data_ptr; 3078 3079 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3080 struct disk_params *dp; 3081 uint32_t block_size; 3082 uint64_t maxsector; 3083 u_int lbppbe; /* LB per physical block exponent. */ 3084 u_int lalba; /* Lowest aligned LBA. */ 3085 3086 if (state == DA_CCB_PROBE_RC) { 3087 block_size = scsi_4btoul(rdcap->length); 3088 maxsector = scsi_4btoul(rdcap->addr); 3089 lbppbe = 0; 3090 lalba = 0; 3091 3092 /* 3093 * According to SBC-2, if the standard 10 3094 * byte READ CAPACITY command returns 2^32, 3095 * we should issue the 16 byte version of 3096 * the command, since the device in question 3097 * has more sectors than can be represented 3098 * with the short version of the command. 3099 */ 3100 if (maxsector == 0xffffffff) { 3101 free(rdcap, M_SCSIDA); 3102 xpt_release_ccb(done_ccb); 3103 softc->state = DA_STATE_PROBE_RC16; 3104 xpt_schedule(periph, priority); 3105 return; 3106 } 3107 } else { 3108 block_size = scsi_4btoul(rcaplong->length); 3109 maxsector = scsi_8btou64(rcaplong->addr); 3110 lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE; 3111 lalba = scsi_2btoul(rcaplong->lalba_lbp); 3112 } 3113 3114 /* 3115 * Because GEOM code just will panic us if we 3116 * give them an 'illegal' value we'll avoid that 3117 * here. 3118 */ 3119 if (block_size == 0) { 3120 block_size = 512; 3121 if (maxsector == 0) 3122 maxsector = -1; 3123 } 3124 if (block_size >= MAXPHYS) { 3125 xpt_print(periph->path, 3126 "unsupportable block size %ju\n", 3127 (uintmax_t) block_size); 3128 announce_buf[0] = '\0'; 3129 cam_periph_invalidate(periph); 3130 } else { 3131 /* 3132 * We pass rcaplong into dasetgeom(), 3133 * because it will only use it if it is 3134 * non-NULL. 3135 */ 3136 dasetgeom(periph, block_size, maxsector, 3137 rcaplong, sizeof(*rcaplong)); 3138 lbp = (lalba & SRC16_LBPME_A); 3139 dp = &softc->params; 3140 snprintf(announce_buf, sizeof(announce_buf), 3141 "%juMB (%ju %u byte sectors: %dH %dS/T " 3142 "%dC)", (uintmax_t) 3143 (((uintmax_t)dp->secsize * 3144 dp->sectors) / (1024*1024)), 3145 (uintmax_t)dp->sectors, 3146 dp->secsize, dp->heads, 3147 dp->secs_per_track, dp->cylinders); 3148 } 3149 } else { 3150 int error; 3151 3152 announce_buf[0] = '\0'; 3153 3154 /* 3155 * Retry any UNIT ATTENTION type errors. They 3156 * are expected at boot. 3157 */ 3158 error = daerror(done_ccb, CAM_RETRY_SELTO, 3159 SF_RETRY_UA|SF_NO_PRINT); 3160 if (error == ERESTART) { 3161 /* 3162 * A retry was scheuled, so 3163 * just return. 3164 */ 3165 return; 3166 } else if (error != 0) { 3167 int asc, ascq; 3168 int sense_key, error_code; 3169 int have_sense; 3170 cam_status status; 3171 struct ccb_getdev cgd; 3172 3173 /* Don't wedge this device's queue */ 3174 status = done_ccb->ccb_h.status; 3175 if ((status & CAM_DEV_QFRZN) != 0) 3176 cam_release_devq(done_ccb->ccb_h.path, 3177 /*relsim_flags*/0, 3178 /*reduction*/0, 3179 /*timeout*/0, 3180 /*getcount_only*/0); 3181 3182 3183 xpt_setup_ccb(&cgd.ccb_h, 3184 done_ccb->ccb_h.path, 3185 CAM_PRIORITY_NORMAL); 3186 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 3187 xpt_action((union ccb *)&cgd); 3188 3189 if (scsi_extract_sense_ccb(done_ccb, 3190 &error_code, &sense_key, &asc, &ascq)) 3191 have_sense = TRUE; 3192 else 3193 have_sense = FALSE; 3194 3195 /* 3196 * If we tried READ CAPACITY(16) and failed, 3197 * fallback to READ CAPACITY(10). 3198 */ 3199 if ((state == DA_CCB_PROBE_RC16) && 3200 (softc->flags & DA_FLAG_CAN_RC16) && 3201 (((csio->ccb_h.status & CAM_STATUS_MASK) == 3202 CAM_REQ_INVALID) || 3203 ((have_sense) && 3204 (error_code == SSD_CURRENT_ERROR) && 3205 (sense_key == SSD_KEY_ILLEGAL_REQUEST)))) { 3206 softc->flags &= ~DA_FLAG_CAN_RC16; 3207 free(rdcap, M_SCSIDA); 3208 xpt_release_ccb(done_ccb); 3209 softc->state = DA_STATE_PROBE_RC; 3210 xpt_schedule(periph, priority); 3211 return; 3212 } else 3213 /* 3214 * Attach to anything that claims to be a 3215 * direct access or optical disk device, 3216 * as long as it doesn't return a "Logical 3217 * unit not supported" (0x25) error. 3218 */ 3219 if ((have_sense) && (asc != 0x25) 3220 && (error_code == SSD_CURRENT_ERROR)) { 3221 const char *sense_key_desc; 3222 const char *asc_desc; 3223 3224 dasetgeom(periph, 512, -1, NULL, 0); 3225 scsi_sense_desc(sense_key, asc, ascq, 3226 &cgd.inq_data, 3227 &sense_key_desc, 3228 &asc_desc); 3229 snprintf(announce_buf, 3230 sizeof(announce_buf), 3231 "Attempt to query device " 3232 "size failed: %s, %s", 3233 sense_key_desc, 3234 asc_desc); 3235 } else { 3236 if (have_sense) 3237 scsi_sense_print( 3238 &done_ccb->csio); 3239 else { 3240 xpt_print(periph->path, 3241 "got CAM status %#x\n", 3242 done_ccb->ccb_h.status); 3243 } 3244 3245 xpt_print(periph->path, "fatal error, " 3246 "failed to attach to device\n"); 3247 3248 /* 3249 * Free up resources. 3250 */ 3251 cam_periph_invalidate(periph); 3252 } 3253 } 3254 } 3255 free(csio->data_ptr, M_SCSIDA); 3256 if (announce_buf[0] != '\0' && 3257 ((softc->flags & DA_FLAG_ANNOUNCED) == 0)) { 3258 /* 3259 * Create our sysctl variables, now that we know 3260 * we have successfully attached. 3261 */ 3262 /* increase the refcount */ 3263 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 3264 taskqueue_enqueue(taskqueue_thread, 3265 &softc->sysctl_task); 3266 xpt_announce_periph(periph, announce_buf); 3267 xpt_announce_quirks(periph, softc->quirks, 3268 DA_Q_BIT_STRING); 3269 } else { 3270 xpt_print(periph->path, "fatal error, " 3271 "could not acquire reference count\n"); 3272 } 3273 } 3274 3275 /* We already probed the device. */ 3276 if (softc->flags & DA_FLAG_PROBED) { 3277 daprobedone(periph, done_ccb); 3278 return; 3279 } 3280 3281 /* Ensure re-probe doesn't see old delete. */ 3282 softc->delete_available = 0; 3283 if (lbp && (softc->quirks & DA_Q_NO_UNMAP) == 0) { 3284 /* 3285 * Based on older SBC-3 spec revisions 3286 * any of the UNMAP methods "may" be 3287 * available via LBP given this flag so 3288 * we flag all of them as availble and 3289 * then remove those which further 3290 * probes confirm aren't available 3291 * later. 3292 * 3293 * We could also check readcap(16) p_type 3294 * flag to exclude one or more invalid 3295 * write same (X) types here 3296 */ 3297 dadeleteflag(softc, DA_DELETE_WS16, 1); 3298 dadeleteflag(softc, DA_DELETE_WS10, 1); 3299 dadeleteflag(softc, DA_DELETE_ZERO, 1); 3300 dadeleteflag(softc, DA_DELETE_UNMAP, 1); 3301 3302 xpt_release_ccb(done_ccb); 3303 softc->state = DA_STATE_PROBE_LBP; 3304 xpt_schedule(periph, priority); 3305 return; 3306 } 3307 3308 xpt_release_ccb(done_ccb); 3309 softc->state = DA_STATE_PROBE_BDC; 3310 xpt_schedule(periph, priority); 3311 return; 3312 } 3313 case DA_CCB_PROBE_LBP: 3314 { 3315 struct scsi_vpd_logical_block_prov *lbp; 3316 3317 lbp = (struct scsi_vpd_logical_block_prov *)csio->data_ptr; 3318 3319 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3320 /* 3321 * T10/1799-D Revision 31 states at least one of these 3322 * must be supported but we don't currently enforce this. 3323 */ 3324 dadeleteflag(softc, DA_DELETE_WS16, 3325 (lbp->flags & SVPD_LBP_WS16)); 3326 dadeleteflag(softc, DA_DELETE_WS10, 3327 (lbp->flags & SVPD_LBP_WS10)); 3328 dadeleteflag(softc, DA_DELETE_ZERO, 3329 (lbp->flags & SVPD_LBP_WS10)); 3330 dadeleteflag(softc, DA_DELETE_UNMAP, 3331 (lbp->flags & SVPD_LBP_UNMAP)); 3332 } else { 3333 int error; 3334 error = daerror(done_ccb, CAM_RETRY_SELTO, 3335 SF_RETRY_UA|SF_NO_PRINT); 3336 if (error == ERESTART) 3337 return; 3338 else if (error != 0) { 3339 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3340 /* Don't wedge this device's queue */ 3341 cam_release_devq(done_ccb->ccb_h.path, 3342 /*relsim_flags*/0, 3343 /*reduction*/0, 3344 /*timeout*/0, 3345 /*getcount_only*/0); 3346 } 3347 3348 /* 3349 * Failure indicates we don't support any SBC-3 3350 * delete methods with UNMAP 3351 */ 3352 } 3353 } 3354 3355 free(lbp, M_SCSIDA); 3356 xpt_release_ccb(done_ccb); 3357 softc->state = DA_STATE_PROBE_BLK_LIMITS; 3358 xpt_schedule(periph, priority); 3359 return; 3360 } 3361 case DA_CCB_PROBE_BLK_LIMITS: 3362 { 3363 struct scsi_vpd_block_limits *block_limits; 3364 3365 block_limits = (struct scsi_vpd_block_limits *)csio->data_ptr; 3366 3367 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3368 uint32_t max_txfer_len = scsi_4btoul( 3369 block_limits->max_txfer_len); 3370 uint32_t max_unmap_lba_cnt = scsi_4btoul( 3371 block_limits->max_unmap_lba_cnt); 3372 uint32_t max_unmap_blk_cnt = scsi_4btoul( 3373 block_limits->max_unmap_blk_cnt); 3374 uint64_t ws_max_blks = scsi_8btou64( 3375 block_limits->max_write_same_length); 3376 3377 if (max_txfer_len != 0) { 3378 softc->disk->d_maxsize = MIN(softc->maxio, 3379 (off_t)max_txfer_len * softc->params.secsize); 3380 } 3381 3382 /* 3383 * We should already support UNMAP but we check lba 3384 * and block count to be sure 3385 */ 3386 if (max_unmap_lba_cnt != 0x00L && 3387 max_unmap_blk_cnt != 0x00L) { 3388 softc->unmap_max_lba = max_unmap_lba_cnt; 3389 softc->unmap_max_ranges = min(max_unmap_blk_cnt, 3390 UNMAP_MAX_RANGES); 3391 } else { 3392 /* 3393 * Unexpected UNMAP limits which means the 3394 * device doesn't actually support UNMAP 3395 */ 3396 dadeleteflag(softc, DA_DELETE_UNMAP, 0); 3397 } 3398 3399 if (ws_max_blks != 0x00L) 3400 softc->ws_max_blks = ws_max_blks; 3401 } else { 3402 int error; 3403 error = daerror(done_ccb, CAM_RETRY_SELTO, 3404 SF_RETRY_UA|SF_NO_PRINT); 3405 if (error == ERESTART) 3406 return; 3407 else if (error != 0) { 3408 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3409 /* Don't wedge this device's queue */ 3410 cam_release_devq(done_ccb->ccb_h.path, 3411 /*relsim_flags*/0, 3412 /*reduction*/0, 3413 /*timeout*/0, 3414 /*getcount_only*/0); 3415 } 3416 3417 /* 3418 * Failure here doesn't mean UNMAP is not 3419 * supported as this is an optional page. 3420 */ 3421 softc->unmap_max_lba = 1; 3422 softc->unmap_max_ranges = 1; 3423 } 3424 } 3425 3426 free(block_limits, M_SCSIDA); 3427 xpt_release_ccb(done_ccb); 3428 softc->state = DA_STATE_PROBE_BDC; 3429 xpt_schedule(periph, priority); 3430 return; 3431 } 3432 case DA_CCB_PROBE_BDC: 3433 { 3434 struct scsi_vpd_block_characteristics *bdc; 3435 3436 bdc = (struct scsi_vpd_block_characteristics *)csio->data_ptr; 3437 3438 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3439 /* 3440 * Disable queue sorting for non-rotational media 3441 * by default. 3442 */ 3443 u_int old_rate = softc->disk->d_rotation_rate; 3444 3445 softc->disk->d_rotation_rate = 3446 scsi_2btoul(bdc->medium_rotation_rate); 3447 if (softc->disk->d_rotation_rate == 3448 SVPD_BDC_RATE_NON_ROTATING) { 3449 softc->sort_io_queue = 0; 3450 } 3451 if (softc->disk->d_rotation_rate != old_rate) { 3452 disk_attr_changed(softc->disk, 3453 "GEOM::rotation_rate", M_NOWAIT); 3454 } 3455 } else { 3456 int error; 3457 error = daerror(done_ccb, CAM_RETRY_SELTO, 3458 SF_RETRY_UA|SF_NO_PRINT); 3459 if (error == ERESTART) 3460 return; 3461 else if (error != 0) { 3462 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3463 /* Don't wedge this device's queue */ 3464 cam_release_devq(done_ccb->ccb_h.path, 3465 /*relsim_flags*/0, 3466 /*reduction*/0, 3467 /*timeout*/0, 3468 /*getcount_only*/0); 3469 } 3470 } 3471 } 3472 3473 free(bdc, M_SCSIDA); 3474 xpt_release_ccb(done_ccb); 3475 softc->state = DA_STATE_PROBE_ATA; 3476 xpt_schedule(periph, priority); 3477 return; 3478 } 3479 case DA_CCB_PROBE_ATA: 3480 { 3481 int i; 3482 struct ata_params *ata_params; 3483 int16_t *ptr; 3484 3485 ata_params = (struct ata_params *)csio->data_ptr; 3486 ptr = (uint16_t *)ata_params; 3487 3488 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3489 uint16_t old_rate; 3490 3491 for (i = 0; i < sizeof(*ata_params) / 2; i++) 3492 ptr[i] = le16toh(ptr[i]); 3493 if (ata_params->support_dsm & ATA_SUPPORT_DSM_TRIM && 3494 (softc->quirks & DA_Q_NO_UNMAP) == 0) { 3495 dadeleteflag(softc, DA_DELETE_ATA_TRIM, 1); 3496 if (ata_params->max_dsm_blocks != 0) 3497 softc->trim_max_ranges = min( 3498 softc->trim_max_ranges, 3499 ata_params->max_dsm_blocks * 3500 ATA_DSM_BLK_RANGES); 3501 } 3502 /* 3503 * Disable queue sorting for non-rotational media 3504 * by default. 3505 */ 3506 old_rate = softc->disk->d_rotation_rate; 3507 softc->disk->d_rotation_rate = 3508 ata_params->media_rotation_rate; 3509 if (softc->disk->d_rotation_rate == 3510 ATA_RATE_NON_ROTATING) { 3511 softc->sort_io_queue = 0; 3512 } 3513 3514 if (softc->disk->d_rotation_rate != old_rate) { 3515 disk_attr_changed(softc->disk, 3516 "GEOM::rotation_rate", M_NOWAIT); 3517 } 3518 } else { 3519 int error; 3520 error = daerror(done_ccb, CAM_RETRY_SELTO, 3521 SF_RETRY_UA|SF_NO_PRINT); 3522 if (error == ERESTART) 3523 return; 3524 else if (error != 0) { 3525 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3526 /* Don't wedge this device's queue */ 3527 cam_release_devq(done_ccb->ccb_h.path, 3528 /*relsim_flags*/0, 3529 /*reduction*/0, 3530 /*timeout*/0, 3531 /*getcount_only*/0); 3532 } 3533 } 3534 } 3535 3536 free(ata_params, M_SCSIDA); 3537 daprobedone(periph, done_ccb); 3538 return; 3539 } 3540 case DA_CCB_DUMP: 3541 /* No-op. We're polling */ 3542 return; 3543 case DA_CCB_TUR: 3544 { 3545 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3546 3547 if (daerror(done_ccb, CAM_RETRY_SELTO, 3548 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) == 3549 ERESTART) 3550 return; 3551 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 3552 cam_release_devq(done_ccb->ccb_h.path, 3553 /*relsim_flags*/0, 3554 /*reduction*/0, 3555 /*timeout*/0, 3556 /*getcount_only*/0); 3557 } 3558 xpt_release_ccb(done_ccb); 3559 cam_periph_release_locked(periph); 3560 return; 3561 } 3562 default: 3563 break; 3564 } 3565 xpt_release_ccb(done_ccb); 3566} 3567 3568static void 3569dareprobe(struct cam_periph *periph) 3570{ 3571 struct da_softc *softc; 3572 cam_status status; 3573 3574 softc = (struct da_softc *)periph->softc; 3575 3576 /* Probe in progress; don't interfere. */ 3577 if (softc->state != DA_STATE_NORMAL) 3578 return; 3579 3580 status = cam_periph_acquire(periph); 3581 KASSERT(status == CAM_REQ_CMP, 3582 ("dareprobe: cam_periph_acquire failed")); 3583 3584 if (softc->flags & DA_FLAG_CAN_RC16) 3585 softc->state = DA_STATE_PROBE_RC16; 3586 else 3587 softc->state = DA_STATE_PROBE_RC; 3588 3589 xpt_schedule(periph, CAM_PRIORITY_DEV); 3590} 3591 3592static int 3593daerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3594{ 3595 struct da_softc *softc; 3596 struct cam_periph *periph; 3597 int error, error_code, sense_key, asc, ascq; 3598 3599 periph = xpt_path_periph(ccb->ccb_h.path); 3600 softc = (struct da_softc *)periph->softc; 3601 3602 /* 3603 * Automatically detect devices that do not support 3604 * READ(6)/WRITE(6) and upgrade to using 10 byte cdbs. 3605 */ 3606 error = 0; 3607 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) { 3608 error = cmd6workaround(ccb); 3609 } else if (scsi_extract_sense_ccb(ccb, 3610 &error_code, &sense_key, &asc, &ascq)) { 3611 if (sense_key == SSD_KEY_ILLEGAL_REQUEST) 3612 error = cmd6workaround(ccb); 3613 /* 3614 * If the target replied with CAPACITY DATA HAS CHANGED UA, 3615 * query the capacity and notify upper layers. 3616 */ 3617 else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3618 asc == 0x2A && ascq == 0x09) { 3619 xpt_print(periph->path, "Capacity data has changed\n"); 3620 softc->flags &= ~DA_FLAG_PROBED; 3621 dareprobe(periph); 3622 sense_flags |= SF_NO_PRINT; 3623 } else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3624 asc == 0x28 && ascq == 0x00) { 3625 softc->flags &= ~DA_FLAG_PROBED; 3626 disk_media_changed(softc->disk, M_NOWAIT); 3627 } else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3628 asc == 0x3F && ascq == 0x03) { 3629 xpt_print(periph->path, "INQUIRY data has changed\n"); 3630 softc->flags &= ~DA_FLAG_PROBED; 3631 dareprobe(periph); 3632 sense_flags |= SF_NO_PRINT; 3633 } else if (sense_key == SSD_KEY_NOT_READY && 3634 asc == 0x3a && (softc->flags & DA_FLAG_PACK_INVALID) == 0) { 3635 softc->flags |= DA_FLAG_PACK_INVALID; 3636 disk_media_gone(softc->disk, M_NOWAIT); 3637 } 3638 } 3639 if (error == ERESTART) 3640 return (ERESTART); 3641 3642 /* 3643 * XXX 3644 * Until we have a better way of doing pack validation, 3645 * don't treat UAs as errors. 3646 */ 3647 sense_flags |= SF_RETRY_UA; 3648 3649 if (softc->quirks & DA_Q_RETRY_BUSY) 3650 sense_flags |= SF_RETRY_BUSY; 3651 return(cam_periph_error(ccb, cam_flags, sense_flags, 3652 &softc->saved_ccb)); 3653} 3654 3655static void 3656damediapoll(void *arg) 3657{ 3658 struct cam_periph *periph = arg; 3659 struct da_softc *softc = periph->softc; 3660 3661 if (!softc->tur && LIST_EMPTY(&softc->pending_ccbs)) { 3662 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 3663 softc->tur = 1; 3664 daschedule(periph); 3665 } 3666 } 3667 /* Queue us up again */ 3668 if (da_poll_period != 0) 3669 callout_schedule(&softc->mediapoll_c, da_poll_period * hz); 3670} 3671 3672static void 3673daprevent(struct cam_periph *periph, int action) 3674{ 3675 struct da_softc *softc; 3676 union ccb *ccb; 3677 int error; 3678 3679 softc = (struct da_softc *)periph->softc; 3680 3681 if (((action == PR_ALLOW) 3682 && (softc->flags & DA_FLAG_PACK_LOCKED) == 0) 3683 || ((action == PR_PREVENT) 3684 && (softc->flags & DA_FLAG_PACK_LOCKED) != 0)) { 3685 return; 3686 } 3687 3688 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3689 3690 scsi_prevent(&ccb->csio, 3691 /*retries*/1, 3692 /*cbcfp*/dadone, 3693 MSG_SIMPLE_Q_TAG, 3694 action, 3695 SSD_FULL_SIZE, 3696 5000); 3697 3698 error = cam_periph_runccb(ccb, daerror, CAM_RETRY_SELTO, 3699 SF_RETRY_UA | SF_NO_PRINT, softc->disk->d_devstat); 3700 3701 if (error == 0) { 3702 if (action == PR_ALLOW) 3703 softc->flags &= ~DA_FLAG_PACK_LOCKED; 3704 else 3705 softc->flags |= DA_FLAG_PACK_LOCKED; 3706 } 3707 3708 xpt_release_ccb(ccb); 3709} 3710 3711static void 3712dasetgeom(struct cam_periph *periph, uint32_t block_len, uint64_t maxsector, 3713 struct scsi_read_capacity_data_long *rcaplong, size_t rcap_len) 3714{ 3715 struct ccb_calc_geometry ccg; 3716 struct da_softc *softc; 3717 struct disk_params *dp; 3718 u_int lbppbe, lalba; 3719 int error; 3720 3721 softc = (struct da_softc *)periph->softc; 3722 3723 dp = &softc->params; 3724 dp->secsize = block_len; 3725 dp->sectors = maxsector + 1; 3726 if (rcaplong != NULL) { 3727 lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE; 3728 lalba = scsi_2btoul(rcaplong->lalba_lbp); 3729 lalba &= SRC16_LALBA_A; 3730 } else { 3731 lbppbe = 0; 3732 lalba = 0; 3733 } 3734 3735 if (lbppbe > 0) { 3736 dp->stripesize = block_len << lbppbe; 3737 dp->stripeoffset = (dp->stripesize - block_len * lalba) % 3738 dp->stripesize; 3739 } else if (softc->quirks & DA_Q_4K) { 3740 dp->stripesize = 4096; 3741 dp->stripeoffset = 0; 3742 } else { 3743 dp->stripesize = 0; 3744 dp->stripeoffset = 0; 3745 } 3746 /* 3747 * Have the controller provide us with a geometry 3748 * for this disk. The only time the geometry 3749 * matters is when we boot and the controller 3750 * is the only one knowledgeable enough to come 3751 * up with something that will make this a bootable 3752 * device. 3753 */ 3754 xpt_setup_ccb(&ccg.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3755 ccg.ccb_h.func_code = XPT_CALC_GEOMETRY; 3756 ccg.block_size = dp->secsize; 3757 ccg.volume_size = dp->sectors; 3758 ccg.heads = 0; 3759 ccg.secs_per_track = 0; 3760 ccg.cylinders = 0; 3761 xpt_action((union ccb*)&ccg); 3762 if ((ccg.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3763 /* 3764 * We don't know what went wrong here- but just pick 3765 * a geometry so we don't have nasty things like divide 3766 * by zero. 3767 */ 3768 dp->heads = 255; 3769 dp->secs_per_track = 255; 3770 dp->cylinders = dp->sectors / (255 * 255); 3771 if (dp->cylinders == 0) { 3772 dp->cylinders = 1; 3773 } 3774 } else { 3775 dp->heads = ccg.heads; 3776 dp->secs_per_track = ccg.secs_per_track; 3777 dp->cylinders = ccg.cylinders; 3778 } 3779 3780 /* 3781 * If the user supplied a read capacity buffer, and if it is 3782 * different than the previous buffer, update the data in the EDT. 3783 * If it's the same, we don't bother. This avoids sending an 3784 * update every time someone opens this device. 3785 */ 3786 if ((rcaplong != NULL) 3787 && (bcmp(rcaplong, &softc->rcaplong, 3788 min(sizeof(softc->rcaplong), rcap_len)) != 0)) { 3789 struct ccb_dev_advinfo cdai; 3790 3791 xpt_setup_ccb(&cdai.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3792 cdai.ccb_h.func_code = XPT_DEV_ADVINFO; 3793 cdai.buftype = CDAI_TYPE_RCAPLONG; 3794 cdai.flags = CDAI_FLAG_STORE; 3795 cdai.bufsiz = rcap_len; 3796 cdai.buf = (uint8_t *)rcaplong; 3797 xpt_action((union ccb *)&cdai); 3798 if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0) 3799 cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE); 3800 if (cdai.ccb_h.status != CAM_REQ_CMP) { 3801 xpt_print(periph->path, "%s: failed to set read " 3802 "capacity advinfo\n", __func__); 3803 /* Use cam_error_print() to decode the status */ 3804 cam_error_print((union ccb *)&cdai, CAM_ESF_CAM_STATUS, 3805 CAM_EPF_ALL); 3806 } else { 3807 bcopy(rcaplong, &softc->rcaplong, 3808 min(sizeof(softc->rcaplong), rcap_len)); 3809 } 3810 } 3811 3812 softc->disk->d_sectorsize = softc->params.secsize; 3813 softc->disk->d_mediasize = softc->params.secsize * (off_t)softc->params.sectors; 3814 softc->disk->d_stripesize = softc->params.stripesize; 3815 softc->disk->d_stripeoffset = softc->params.stripeoffset; 3816 /* XXX: these are not actually "firmware" values, so they may be wrong */ 3817 softc->disk->d_fwsectors = softc->params.secs_per_track; 3818 softc->disk->d_fwheads = softc->params.heads; 3819 softc->disk->d_devstat->block_size = softc->params.secsize; 3820 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE; 3821 3822 error = disk_resize(softc->disk, M_NOWAIT); 3823 if (error != 0) 3824 xpt_print(periph->path, "disk_resize(9) failed, error = %d\n", error); 3825} 3826 3827static void 3828dasendorderedtag(void *arg) 3829{ 3830 struct da_softc *softc = arg; 3831 3832 if (da_send_ordered) { 3833 if (!LIST_EMPTY(&softc->pending_ccbs)) { 3834 if ((softc->flags & DA_FLAG_WAS_OTAG) == 0) 3835 softc->flags |= DA_FLAG_NEED_OTAG; 3836 softc->flags &= ~DA_FLAG_WAS_OTAG; 3837 } 3838 } 3839 /* Queue us up again */ 3840 callout_reset(&softc->sendordered_c, 3841 (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL, 3842 dasendorderedtag, softc); 3843} 3844 3845/* 3846 * Step through all DA peripheral drivers, and if the device is still open, 3847 * sync the disk cache to physical media. 3848 */ 3849static void 3850dashutdown(void * arg, int howto) 3851{ 3852 struct cam_periph *periph; 3853 struct da_softc *softc; 3854 union ccb *ccb; 3855 int error; 3856 3857 CAM_PERIPH_FOREACH(periph, &dadriver) { 3858 softc = (struct da_softc *)periph->softc; 3859 if (SCHEDULER_STOPPED()) { 3860 /* If we paniced with the lock held, do not recurse. */ 3861 if (!cam_periph_owned(periph) && 3862 (softc->flags & DA_FLAG_OPEN)) { 3863 dadump(softc->disk, NULL, 0, 0, 0); 3864 } 3865 continue; 3866 } 3867 cam_periph_lock(periph); 3868 3869 /* 3870 * We only sync the cache if the drive is still open, and 3871 * if the drive is capable of it.. 3872 */ 3873 if (((softc->flags & DA_FLAG_OPEN) == 0) 3874 || (softc->quirks & DA_Q_NO_SYNC_CACHE)) { 3875 cam_periph_unlock(periph); 3876 continue; 3877 } 3878 3879 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3880 scsi_synchronize_cache(&ccb->csio, 3881 /*retries*/0, 3882 /*cbfcnp*/dadone, 3883 MSG_SIMPLE_Q_TAG, 3884 /*begin_lba*/0, /* whole disk */ 3885 /*lb_count*/0, 3886 SSD_FULL_SIZE, 3887 60 * 60 * 1000); 3888 3889 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0, 3890 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR, 3891 softc->disk->d_devstat); 3892 if (error != 0) 3893 xpt_print(periph->path, "Synchronize cache failed\n"); 3894 xpt_release_ccb(ccb); 3895 cam_periph_unlock(periph); 3896 } 3897} 3898 3899#else /* !_KERNEL */ 3900 3901/* 3902 * XXX These are only left out of the kernel build to silence warnings. If, 3903 * for some reason these functions are used in the kernel, the ifdefs should 3904 * be moved so they are included both in the kernel and userland. 3905 */ 3906void 3907scsi_format_unit(struct ccb_scsiio *csio, u_int32_t retries, 3908 void (*cbfcnp)(struct cam_periph *, union ccb *), 3909 u_int8_t tag_action, u_int8_t byte2, u_int16_t ileave, 3910 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 3911 u_int32_t timeout) 3912{ 3913 struct scsi_format_unit *scsi_cmd; 3914 3915 scsi_cmd = (struct scsi_format_unit *)&csio->cdb_io.cdb_bytes; 3916 scsi_cmd->opcode = FORMAT_UNIT; 3917 scsi_cmd->byte2 = byte2; 3918 scsi_ulto2b(ileave, scsi_cmd->interleave); 3919 3920 cam_fill_csio(csio, 3921 retries, 3922 cbfcnp, 3923 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE, 3924 tag_action, 3925 data_ptr, 3926 dxfer_len, 3927 sense_len, 3928 sizeof(*scsi_cmd), 3929 timeout); 3930} 3931 3932void 3933scsi_read_defects(struct ccb_scsiio *csio, uint32_t retries, 3934 void (*cbfcnp)(struct cam_periph *, union ccb *), 3935 uint8_t tag_action, uint8_t list_format, 3936 uint32_t addr_desc_index, uint8_t *data_ptr, 3937 uint32_t dxfer_len, int minimum_cmd_size, 3938 uint8_t sense_len, uint32_t timeout) 3939{ 3940 uint8_t cdb_len; 3941 3942 /* 3943 * These conditions allow using the 10 byte command. Otherwise we 3944 * need to use the 12 byte command. 3945 */ 3946 if ((minimum_cmd_size <= 10) 3947 && (addr_desc_index == 0) 3948 && (dxfer_len <= SRDD10_MAX_LENGTH)) { 3949 struct scsi_read_defect_data_10 *cdb10; 3950 3951 cdb10 = (struct scsi_read_defect_data_10 *) 3952 &csio->cdb_io.cdb_bytes; 3953 3954 cdb_len = sizeof(*cdb10); 3955 bzero(cdb10, cdb_len); 3956 cdb10->opcode = READ_DEFECT_DATA_10; 3957 cdb10->format = list_format; 3958 scsi_ulto2b(dxfer_len, cdb10->alloc_length); 3959 } else { 3960 struct scsi_read_defect_data_12 *cdb12; 3961 3962 cdb12 = (struct scsi_read_defect_data_12 *) 3963 &csio->cdb_io.cdb_bytes; 3964 3965 cdb_len = sizeof(*cdb12); 3966 bzero(cdb12, cdb_len); 3967 cdb12->opcode = READ_DEFECT_DATA_12; 3968 cdb12->format = list_format; 3969 scsi_ulto4b(dxfer_len, cdb12->alloc_length); 3970 scsi_ulto4b(addr_desc_index, cdb12->address_descriptor_index); 3971 } 3972 3973 cam_fill_csio(csio, 3974 retries, 3975 cbfcnp, 3976 /*flags*/ CAM_DIR_IN, 3977 tag_action, 3978 data_ptr, 3979 dxfer_len, 3980 sense_len, 3981 cdb_len, 3982 timeout); 3983} 3984 3985void 3986scsi_sanitize(struct ccb_scsiio *csio, u_int32_t retries, 3987 void (*cbfcnp)(struct cam_periph *, union ccb *), 3988 u_int8_t tag_action, u_int8_t byte2, u_int16_t control, 3989 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 3990 u_int32_t timeout) 3991{ 3992 struct scsi_sanitize *scsi_cmd; 3993 3994 scsi_cmd = (struct scsi_sanitize *)&csio->cdb_io.cdb_bytes; 3995 scsi_cmd->opcode = SANITIZE; 3996 scsi_cmd->byte2 = byte2; 3997 scsi_cmd->control = control; 3998 scsi_ulto2b(dxfer_len, scsi_cmd->length); 3999 4000 cam_fill_csio(csio, 4001 retries, 4002 cbfcnp, 4003 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE, 4004 tag_action, 4005 data_ptr, 4006 dxfer_len, 4007 sense_len, 4008 sizeof(*scsi_cmd), 4009 timeout); 4010} 4011 4012#endif /* _KERNEL */ 4013