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