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