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_Q_RETRY_BUSY = 0x40 106 } da_quirks; 107 108 #define DA_Q_BIT_STRING \ 109 "\020" \ 110 "\001NO_SYNC_CACHE" \ 111 "\002NO_6_BYTE" \ 112 "\003NO_PREVENT" \ 113 "\0044K" \ 114 "\005NO_RC16" \ 115 "\006NO_UNMAP" \ 116 "\007RETRY_BUSY" 117 118 typedef enum { 119 DA_CCB_PROBE_RC = 0x01, 120 DA_CCB_PROBE_RC16 = 0x02, 121 DA_CCB_PROBE_LBP = 0x03, 122 DA_CCB_PROBE_BLK_LIMITS = 0x04, 123 DA_CCB_PROBE_BDC = 0x05, 124 DA_CCB_PROBE_ATA = 0x06, 125 DA_CCB_BUFFER_IO = 0x07, 126 DA_CCB_DUMP = 0x0A, 127 DA_CCB_DELETE = 0x0B, 128 DA_CCB_TUR = 0x0C, 129 DA_CCB_TYPE_MASK = 0x0F, 130 DA_CCB_RETRY_UA = 0x10 131 } da_ccb_state; 132 133 /* 134 * Order here is important for method choice 135 * 136 * We prefer ATA_TRIM as tests run against a Sandforce 2281 SSD attached to 137 * LSI 2008 (mps) controller (FW: v12, Drv: v14) resulted 20% quicker deletes 138 * using ATA_TRIM than the corresponding UNMAP results for a real world mysql 139 * import taking 5mins. 140 * 141 */ 142 typedef enum { 143 DA_DELETE_NONE, 144 DA_DELETE_DISABLE, 145 DA_DELETE_ATA_TRIM, 146 DA_DELETE_UNMAP, 147 DA_DELETE_WS16, 148 DA_DELETE_WS10, 149 DA_DELETE_ZERO, 150 DA_DELETE_MIN = DA_DELETE_ATA_TRIM, 151 DA_DELETE_MAX = DA_DELETE_ZERO 152 } da_delete_methods; 153 154 typedef void da_delete_func_t (struct cam_periph *periph, union ccb *ccb, 155 struct bio *bp); 156 static da_delete_func_t da_delete_trim; 157 static da_delete_func_t da_delete_unmap; 158 static da_delete_func_t da_delete_ws; 159 160 static const void * da_delete_functions[] = { 161 NULL, 162 NULL, 163 da_delete_trim, 164 da_delete_unmap, 165 da_delete_ws, 166 da_delete_ws, 167 da_delete_ws 168 }; 169 170 static const char *da_delete_method_names[] = 171 { "NONE", "DISABLE", "ATA_TRIM", "UNMAP", "WS16", "WS10", "ZERO" }; 172 static const char *da_delete_method_desc[] = 173 { "NONE", "DISABLED", "ATA TRIM", "UNMAP", "WRITE SAME(16) with UNMAP", 174 "WRITE SAME(10) with UNMAP", "ZERO" }; 175 176 /* Offsets into our private area for storing information */ 177 #define ccb_state ppriv_field0 178 #define ccb_bp ppriv_ptr1 179 180 struct disk_params { 181 u_int8_t heads; 182 u_int32_t cylinders; 183 u_int8_t secs_per_track; 184 u_int32_t secsize; /* Number of bytes/sector */ 185 u_int64_t sectors; /* total number sectors */ 186 u_int stripesize; 187 u_int stripeoffset; 188 }; 189 190 #define UNMAP_RANGE_MAX 0xffffffff 191 #define UNMAP_HEAD_SIZE 8 192 #define UNMAP_RANGE_SIZE 16 193 #define UNMAP_MAX_RANGES 2048 /* Protocol Max is 4095 */ 194 #define UNMAP_BUF_SIZE ((UNMAP_MAX_RANGES * UNMAP_RANGE_SIZE) + \ 195 UNMAP_HEAD_SIZE) 196 197 #define WS10_MAX_BLKS 0xffff 198 #define WS16_MAX_BLKS 0xffffffff 199 #define ATA_TRIM_MAX_RANGES ((UNMAP_BUF_SIZE / \ 200 (ATA_DSM_RANGE_SIZE * ATA_DSM_BLK_SIZE)) * ATA_DSM_BLK_SIZE) 201 202 struct da_softc { 203 struct bio_queue_head bio_queue; 204 struct bio_queue_head delete_queue; 205 struct bio_queue_head delete_run_queue; 206 LIST_HEAD(, ccb_hdr) pending_ccbs; 207 int tur; /* TEST UNIT READY should be sent */ 208 int refcount; /* Active xpt_action() calls */ 209 da_state state; 210 da_flags flags; 211 da_quirks quirks; 212 int sort_io_queue; 213 int minimum_cmd_size; 214 int error_inject; 215 int trim_max_ranges; 216 int delete_running; 217 int delete_available; /* Delete methods possibly available */ 218 u_int maxio; 219 uint32_t unmap_max_ranges; 220 uint32_t unmap_max_lba; /* Max LBAs in UNMAP req */ 221 uint64_t ws_max_blks; 222 da_delete_methods delete_method_pref; 223 da_delete_methods delete_method; 224 da_delete_func_t *delete_func; 225 struct disk_params params; 226 struct disk *disk; 227 union ccb saved_ccb; 228 struct task sysctl_task; 229 struct sysctl_ctx_list sysctl_ctx; 230 struct sysctl_oid *sysctl_tree; 231 struct callout sendordered_c; 232 uint64_t wwpn; 233 uint8_t unmap_buf[UNMAP_BUF_SIZE]; 234 struct scsi_read_capacity_data_long rcaplong; 235 struct callout mediapoll_c; 236 }; 237 238 #define dadeleteflag(softc, delete_method, enable) \ 239 if (enable) { \ 240 softc->delete_available |= (1 << delete_method); \ 241 } else { \ 242 softc->delete_available &= ~(1 << delete_method); \ 243 } 244 245 struct da_quirk_entry { 246 struct scsi_inquiry_pattern inq_pat; 247 da_quirks quirks; 248 }; 249 250 static const char quantum[] = "QUANTUM"; 251 static const char microp[] = "MICROP"; 252 253 static struct da_quirk_entry da_quirk_table[] = 254 { 255 /* SPI, FC devices */ 256 { 257 /* 258 * Fujitsu M2513A MO drives. 259 * Tested devices: M2513A2 firmware versions 1200 & 1300. 260 * (dip switch selects whether T_DIRECT or T_OPTICAL device) 261 * Reported by: W.Scholten <whs@xs4all.nl> 262 */ 263 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"}, 264 /*quirks*/ DA_Q_NO_SYNC_CACHE 265 }, 266 { 267 /* See above. */ 268 {T_OPTICAL, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"}, 269 /*quirks*/ DA_Q_NO_SYNC_CACHE 270 }, 271 { 272 /* 273 * This particular Fujitsu drive doesn't like the 274 * synchronize cache command. 275 * Reported by: Tom Jackson <toj@gorilla.net> 276 */ 277 {T_DIRECT, SIP_MEDIA_FIXED, "FUJITSU", "M2954*", "*"}, 278 /*quirks*/ DA_Q_NO_SYNC_CACHE 279 }, 280 { 281 /* 282 * This drive doesn't like the synchronize cache command 283 * either. Reported by: Matthew Jacob <mjacob@feral.com> 284 * in NetBSD PR kern/6027, August 24, 1998. 285 */ 286 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2217*", "*"}, 287 /*quirks*/ DA_Q_NO_SYNC_CACHE 288 }, 289 { 290 /* 291 * This drive doesn't like the synchronize cache command 292 * either. Reported by: Hellmuth Michaelis (hm@kts.org) 293 * (PR 8882). 294 */ 295 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2112*", "*"}, 296 /*quirks*/ DA_Q_NO_SYNC_CACHE 297 }, 298 { 299 /* 300 * Doesn't like the synchronize cache command. 301 * Reported by: Blaz Zupan <blaz@gold.amis.net> 302 */ 303 {T_DIRECT, SIP_MEDIA_FIXED, "NEC", "D3847*", "*"}, 304 /*quirks*/ DA_Q_NO_SYNC_CACHE 305 }, 306 { 307 /* 308 * Doesn't like the synchronize cache command. 309 * Reported by: Blaz Zupan <blaz@gold.amis.net> 310 */ 311 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "MAVERICK 540S", "*"}, 312 /*quirks*/ DA_Q_NO_SYNC_CACHE 313 }, 314 { 315 /* 316 * Doesn't like the synchronize cache command. 317 */ 318 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS525S", "*"}, 319 /*quirks*/ DA_Q_NO_SYNC_CACHE 320 }, 321 { 322 /* 323 * Doesn't like the synchronize cache command. 324 * Reported by: walter@pelissero.de 325 */ 326 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS540S", "*"}, 327 /*quirks*/ DA_Q_NO_SYNC_CACHE 328 }, 329 { 330 /* 331 * Doesn't work correctly with 6 byte reads/writes. 332 * Returns illegal request, and points to byte 9 of the 333 * 6-byte CDB. 334 * Reported by: Adam McDougall <bsdx@spawnet.com> 335 */ 336 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 4*", "*"}, 337 /*quirks*/ DA_Q_NO_6_BYTE 338 }, 339 { 340 /* See above. */ 341 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 2*", "*"}, 342 /*quirks*/ DA_Q_NO_6_BYTE 343 }, 344 { 345 /* 346 * Doesn't like the synchronize cache command. 347 * Reported by: walter@pelissero.de 348 */ 349 {T_DIRECT, SIP_MEDIA_FIXED, "CONNER", "CP3500*", "*"}, 350 /*quirks*/ DA_Q_NO_SYNC_CACHE 351 }, 352 { 353 /* 354 * The CISS RAID controllers do not support SYNC_CACHE 355 */ 356 {T_DIRECT, SIP_MEDIA_FIXED, "COMPAQ", "RAID*", "*"}, 357 /*quirks*/ DA_Q_NO_SYNC_CACHE 358 }, 359 { 360 /* 361 * The STEC SSDs sometimes hang on UNMAP. 362 */ 363 {T_DIRECT, SIP_MEDIA_FIXED, "STEC", "*", "*"}, 364 /*quirks*/ DA_Q_NO_UNMAP 365 }, 366 { 367 /* 368 * VMware returns BUSY status when storage has transient 369 * connectivity problems, so better wait. 370 */ 371 {T_DIRECT, SIP_MEDIA_FIXED, "VMware*", "*", "*"}, 372 /*quirks*/ DA_Q_RETRY_BUSY 373 }, 374 /* USB mass storage devices supported by umass(4) */ 375 { 376 /* 377 * EXATELECOM (Sigmatel) i-Bead 100/105 USB Flash MP3 Player 378 * PR: kern/51675 379 */ 380 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EXATEL", "i-BEAD10*", "*"}, 381 /*quirks*/ DA_Q_NO_SYNC_CACHE 382 }, 383 { 384 /* 385 * Power Quotient Int. (PQI) USB flash key 386 * PR: kern/53067 387 */ 388 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "USB Flash Disk*", 389 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 390 }, 391 { 392 /* 393 * Creative Nomad MUVO mp3 player (USB) 394 * PR: kern/53094 395 */ 396 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "NOMAD_MUVO", "*"}, 397 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 398 }, 399 { 400 /* 401 * Jungsoft NEXDISK USB flash key 402 * PR: kern/54737 403 */ 404 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JUNGSOFT", "NEXDISK*", "*"}, 405 /*quirks*/ DA_Q_NO_SYNC_CACHE 406 }, 407 { 408 /* 409 * FreeDik USB Mini Data Drive 410 * PR: kern/54786 411 */ 412 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FreeDik*", "Mini Data Drive", 413 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 414 }, 415 { 416 /* 417 * Sigmatel USB Flash MP3 Player 418 * PR: kern/57046 419 */ 420 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SigmaTel", "MSCN", "*"}, 421 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 422 }, 423 { 424 /* 425 * Neuros USB Digital Audio Computer 426 * PR: kern/63645 427 */ 428 {T_DIRECT, SIP_MEDIA_REMOVABLE, "NEUROS", "dig. audio comp.", 429 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 430 }, 431 { 432 /* 433 * SEAGRAND NP-900 MP3 Player 434 * PR: kern/64563 435 */ 436 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SEAGRAND", "NP-900*", "*"}, 437 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 438 }, 439 { 440 /* 441 * iRiver iFP MP3 player (with UMS Firmware) 442 * PR: kern/54881, i386/63941, kern/66124 443 */ 444 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iRiver", "iFP*", "*"}, 445 /*quirks*/ DA_Q_NO_SYNC_CACHE 446 }, 447 { 448 /* 449 * Frontier Labs NEX IA+ Digital Audio Player, rev 1.10/0.01 450 * PR: kern/70158 451 */ 452 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FL" , "Nex*", "*"}, 453 /*quirks*/ DA_Q_NO_SYNC_CACHE 454 }, 455 { 456 /* 457 * ZICPlay USB MP3 Player with FM 458 * PR: kern/75057 459 */ 460 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ACTIONS*" , "USB DISK*", "*"}, 461 /*quirks*/ DA_Q_NO_SYNC_CACHE 462 }, 463 { 464 /* 465 * TEAC USB floppy mechanisms 466 */ 467 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TEAC" , "FD-05*", "*"}, 468 /*quirks*/ DA_Q_NO_SYNC_CACHE 469 }, 470 { 471 /* 472 * Kingston DataTraveler II+ USB Pen-Drive. 473 * Reported by: Pawel Jakub Dawidek <pjd@FreeBSD.org> 474 */ 475 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston" , "DataTraveler II+", 476 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 477 }, 478 { 479 /* 480 * USB DISK Pro PMAP 481 * Reported by: jhs 482 * PR: usb/96381 483 */ 484 {T_DIRECT, SIP_MEDIA_REMOVABLE, " ", "USB DISK Pro", "PMAP"}, 485 /*quirks*/ DA_Q_NO_SYNC_CACHE 486 }, 487 { 488 /* 489 * Motorola E398 Mobile Phone (TransFlash memory card). 490 * Reported by: Wojciech A. Koszek <dunstan@FreeBSD.czest.pl> 491 * PR: usb/89889 492 */ 493 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Motorola" , "Motorola Phone", 494 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 495 }, 496 { 497 /* 498 * Qware BeatZkey! Pro 499 * PR: usb/79164 500 */ 501 {T_DIRECT, SIP_MEDIA_REMOVABLE, "GENERIC", "USB DISK DEVICE", 502 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 503 }, 504 { 505 /* 506 * Time DPA20B 1GB MP3 Player 507 * PR: usb/81846 508 */ 509 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB2.0*", "(FS) FLASH DISK*", 510 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 511 }, 512 { 513 /* 514 * Samsung USB key 128Mb 515 * PR: usb/90081 516 */ 517 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB-DISK", "FreeDik-FlashUsb", 518 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 519 }, 520 { 521 /* 522 * Kingston DataTraveler 2.0 USB Flash memory. 523 * PR: usb/89196 524 */ 525 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler 2.0", 526 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 527 }, 528 { 529 /* 530 * Creative MUVO Slim mp3 player (USB) 531 * PR: usb/86131 532 */ 533 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "MuVo Slim", 534 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 535 }, 536 { 537 /* 538 * United MP5512 Portable MP3 Player (2-in-1 USB DISK/MP3) 539 * PR: usb/80487 540 */ 541 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "MUSIC DISK", 542 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 543 }, 544 { 545 /* 546 * SanDisk Micro Cruzer 128MB 547 * PR: usb/75970 548 */ 549 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SanDisk" , "Micro Cruzer", 550 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 551 }, 552 { 553 /* 554 * TOSHIBA TransMemory USB sticks 555 * PR: kern/94660 556 */ 557 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TOSHIBA", "TransMemory", 558 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 559 }, 560 { 561 /* 562 * PNY USB 3.0 Flash Drives 563 */ 564 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PNY", "USB 3.0 FD*", 565 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_RC16 566 }, 567 { 568 /* 569 * PNY USB Flash keys 570 * PR: usb/75578, usb/72344, usb/65436 571 */ 572 {T_DIRECT, SIP_MEDIA_REMOVABLE, "*" , "USB DISK*", 573 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 574 }, 575 { 576 /* 577 * Genesys 6-in-1 Card Reader 578 * PR: usb/94647 579 */ 580 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "STORAGE DEVICE*", 581 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 582 }, 583 { 584 /* 585 * Rekam Digital CAMERA 586 * PR: usb/98713 587 */ 588 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CAMERA*", "4MP-9J6*", 589 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 590 }, 591 { 592 /* 593 * iRiver H10 MP3 player 594 * PR: usb/102547 595 */ 596 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "H10*", 597 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 598 }, 599 { 600 /* 601 * iRiver U10 MP3 player 602 * PR: usb/92306 603 */ 604 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "U10*", 605 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 606 }, 607 { 608 /* 609 * X-Micro Flash Disk 610 * PR: usb/96901 611 */ 612 {T_DIRECT, SIP_MEDIA_REMOVABLE, "X-Micro", "Flash Disk", 613 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 614 }, 615 { 616 /* 617 * EasyMP3 EM732X USB 2.0 Flash MP3 Player 618 * PR: usb/96546 619 */ 620 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EM732X", "MP3 Player*", 621 "1.00"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 622 }, 623 { 624 /* 625 * Denver MP3 player 626 * PR: usb/107101 627 */ 628 {T_DIRECT, SIP_MEDIA_REMOVABLE, "DENVER", "MP3 PLAYER", 629 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 630 }, 631 { 632 /* 633 * Philips USB Key Audio KEY013 634 * PR: usb/68412 635 */ 636 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PHILIPS", "Key*", "*"}, 637 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT 638 }, 639 { 640 /* 641 * JNC MP3 Player 642 * PR: usb/94439 643 */ 644 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JNC*" , "MP3 Player*", 645 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 646 }, 647 { 648 /* 649 * SAMSUNG MP0402H 650 * PR: usb/108427 651 */ 652 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "MP0402H", "*"}, 653 /*quirks*/ DA_Q_NO_SYNC_CACHE 654 }, 655 { 656 /* 657 * I/O Magic USB flash - Giga Bank 658 * PR: usb/108810 659 */ 660 {T_DIRECT, SIP_MEDIA_FIXED, "GS-Magic", "stor*", "*"}, 661 /*quirks*/ DA_Q_NO_SYNC_CACHE 662 }, 663 { 664 /* 665 * JoyFly 128mb USB Flash Drive 666 * PR: 96133 667 */ 668 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "Flash Disk*", 669 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 670 }, 671 { 672 /* 673 * ChipsBnk usb stick 674 * PR: 103702 675 */ 676 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ChipsBnk", "USB*", 677 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 678 }, 679 { 680 /* 681 * Storcase (Kingston) InfoStation IFS FC2/SATA-R 201A 682 * PR: 129858 683 */ 684 {T_DIRECT, SIP_MEDIA_FIXED, "IFS", "FC2/SATA-R*", 685 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 686 }, 687 { 688 /* 689 * Samsung YP-U3 mp3-player 690 * PR: 125398 691 */ 692 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Samsung", "YP-U3", 693 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 694 }, 695 { 696 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Netac", "OnlyDisk*", 697 "2000"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 698 }, 699 { 700 /* 701 * Sony Cyber-Shot DSC cameras 702 * PR: usb/137035 703 */ 704 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Sony", "Sony DSC", "*"}, 705 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT 706 }, 707 { 708 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler G3", 709 "1.00"}, /*quirks*/ DA_Q_NO_PREVENT 710 }, 711 { 712 /* At least several Transcent USB sticks lie on RC16. */ 713 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JetFlash", "Transcend*", 714 "*"}, /*quirks*/ DA_Q_NO_RC16 715 }, 716 /* ATA/SATA devices over SAS/USB/... */ 717 { 718 /* Hitachi Advanced Format (4k) drives */ 719 { T_DIRECT, SIP_MEDIA_FIXED, "Hitachi", "H??????????E3*", "*" }, 720 /*quirks*/DA_Q_4K 721 }, 722 { 723 /* Samsung Advanced Format (4k) drives */ 724 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD155UI*", "*" }, 725 /*quirks*/DA_Q_4K 726 }, 727 { 728 /* Samsung Advanced Format (4k) drives */ 729 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD155UI*", "*" }, 730 /*quirks*/DA_Q_4K 731 }, 732 { 733 /* Samsung Advanced Format (4k) drives */ 734 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD204UI*", "*" }, 735 /*quirks*/DA_Q_4K 736 }, 737 { 738 /* Samsung Advanced Format (4k) drives */ 739 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD204UI*", "*" }, 740 /*quirks*/DA_Q_4K 741 }, 742 { 743 /* Seagate Barracuda Green Advanced Format (4k) drives */ 744 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DL*", "*" }, 745 /*quirks*/DA_Q_4K 746 }, 747 { 748 /* Seagate Barracuda Green Advanced Format (4k) drives */ 749 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DL", "*", "*" }, 750 /*quirks*/DA_Q_4K 751 }, 752 { 753 /* Seagate Barracuda Green Advanced Format (4k) drives */ 754 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???DM*", "*" }, 755 /*quirks*/DA_Q_4K 756 }, 757 { 758 /* Seagate Barracuda Green Advanced Format (4k) drives */ 759 { T_DIRECT, SIP_MEDIA_FIXED, "ST???DM*", "*", "*" }, 760 /*quirks*/DA_Q_4K 761 }, 762 { 763 /* Seagate Barracuda Green Advanced Format (4k) drives */ 764 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DM*", "*" }, 765 /*quirks*/DA_Q_4K 766 }, 767 { 768 /* Seagate Barracuda Green Advanced Format (4k) drives */ 769 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DM", "*", "*" }, 770 /*quirks*/DA_Q_4K 771 }, 772 { 773 /* Seagate Momentus Advanced Format (4k) drives */ 774 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500423AS*", "*" }, 775 /*quirks*/DA_Q_4K 776 }, 777 { 778 /* Seagate Momentus Advanced Format (4k) drives */ 779 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "3AS*", "*" }, 780 /*quirks*/DA_Q_4K 781 }, 782 { 783 /* Seagate Momentus Advanced Format (4k) drives */ 784 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500424AS*", "*" }, 785 /*quirks*/DA_Q_4K 786 }, 787 { 788 /* Seagate Momentus Advanced Format (4k) drives */ 789 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "4AS*", "*" }, 790 /*quirks*/DA_Q_4K 791 }, 792 { 793 /* Seagate Momentus Advanced Format (4k) drives */ 794 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640423AS*", "*" }, 795 /*quirks*/DA_Q_4K 796 }, 797 { 798 /* Seagate Momentus Advanced Format (4k) drives */ 799 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "3AS*", "*" }, 800 /*quirks*/DA_Q_4K 801 }, 802 { 803 /* Seagate Momentus Advanced Format (4k) drives */ 804 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640424AS*", "*" }, 805 /*quirks*/DA_Q_4K 806 }, 807 { 808 /* Seagate Momentus Advanced Format (4k) drives */ 809 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "4AS*", "*" }, 810 /*quirks*/DA_Q_4K 811 }, 812 { 813 /* Seagate Momentus Advanced Format (4k) drives */ 814 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750420AS*", "*" }, 815 /*quirks*/DA_Q_4K 816 }, 817 { 818 /* Seagate Momentus Advanced Format (4k) drives */ 819 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "0AS*", "*" }, 820 /*quirks*/DA_Q_4K 821 }, 822 { 823 /* Seagate Momentus Advanced Format (4k) drives */ 824 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750422AS*", "*" }, 825 /*quirks*/DA_Q_4K 826 }, 827 { 828 /* Seagate Momentus Advanced Format (4k) drives */ 829 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "2AS*", "*" }, 830 /*quirks*/DA_Q_4K 831 }, 832 { 833 /* Seagate Momentus Advanced Format (4k) drives */ 834 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750423AS*", "*" }, 835 /*quirks*/DA_Q_4K 836 }, 837 { 838 /* Seagate Momentus Advanced Format (4k) drives */ 839 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "3AS*", "*" }, 840 /*quirks*/DA_Q_4K 841 }, 842 { 843 /* Seagate Momentus Thin Advanced Format (4k) drives */ 844 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???LT*", "*" }, 845 /*quirks*/DA_Q_4K 846 }, 847 { 848 /* Seagate Momentus Thin Advanced Format (4k) drives */ 849 { T_DIRECT, SIP_MEDIA_FIXED, "ST???LT*", "*", "*" }, 850 /*quirks*/DA_Q_4K 851 }, 852 { 853 /* WDC Caviar Green Advanced Format (4k) drives */ 854 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RS*", "*" }, 855 /*quirks*/DA_Q_4K 856 }, 857 { 858 /* WDC Caviar Green Advanced Format (4k) drives */ 859 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RS*", "*" }, 860 /*quirks*/DA_Q_4K 861 }, 862 { 863 /* WDC Caviar Green Advanced Format (4k) drives */ 864 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RX*", "*" }, 865 /*quirks*/DA_Q_4K 866 }, 867 { 868 /* WDC Caviar Green Advanced Format (4k) drives */ 869 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RX*", "*" }, 870 /*quirks*/DA_Q_4K 871 }, 872 { 873 /* WDC Caviar Green Advanced Format (4k) drives */ 874 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RS*", "*" }, 875 /*quirks*/DA_Q_4K 876 }, 877 { 878 /* WDC Caviar Green Advanced Format (4k) drives */ 879 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RS*", "*" }, 880 /*quirks*/DA_Q_4K 881 }, 882 { 883 /* WDC Caviar Green Advanced Format (4k) drives */ 884 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RX*", "*" }, 885 /*quirks*/DA_Q_4K 886 }, 887 { 888 /* WDC Caviar Green Advanced Format (4k) drives */ 889 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RX*", "*" }, 890 /*quirks*/DA_Q_4K 891 }, 892 { 893 /* WDC Scorpio Black Advanced Format (4k) drives */ 894 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PKT*", "*" }, 895 /*quirks*/DA_Q_4K 896 }, 897 { 898 /* WDC Scorpio Black Advanced Format (4k) drives */ 899 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PKT*", "*" }, 900 /*quirks*/DA_Q_4K 901 }, 902 { 903 /* WDC Scorpio Black Advanced Format (4k) drives */ 904 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PKT*", "*" }, 905 /*quirks*/DA_Q_4K 906 }, 907 { 908 /* WDC Scorpio Black Advanced Format (4k) drives */ 909 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PKT*", "*" }, 910 /*quirks*/DA_Q_4K 911 }, 912 { 913 /* WDC Scorpio Blue Advanced Format (4k) drives */ 914 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PVT*", "*" }, 915 /*quirks*/DA_Q_4K 916 }, 917 { 918 /* WDC Scorpio Blue Advanced Format (4k) drives */ 919 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PVT*", "*" }, 920 /*quirks*/DA_Q_4K 921 }, 922 { 923 /* WDC Scorpio Blue Advanced Format (4k) drives */ 924 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PVT*", "*" }, 925 /*quirks*/DA_Q_4K 926 }, 927 { 928 /* WDC Scorpio Blue Advanced Format (4k) drives */ 929 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PVT*", "*" }, 930 /*quirks*/DA_Q_4K 931 }, 932 { 933 /* 934 * Olympus FE-210 camera 935 */ 936 {T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "FE210*", 937 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 938 }, 939 { 940 /* 941 * LG UP3S MP3 player 942 */ 943 {T_DIRECT, SIP_MEDIA_REMOVABLE, "LG", "UP3S", 944 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 945 }, 946 { 947 /* 948 * Laser MP3-2GA13 MP3 player 949 */ 950 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "(HS) Flash Disk", 951 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 952 }, 953 { 954 /* 955 * LaCie external 250GB Hard drive des by Porsche 956 * Submitted by: Ben Stuyts <ben@altesco.nl> 957 * PR: 121474 958 */ 959 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HM250JI", "*"}, 960 /*quirks*/ DA_Q_NO_SYNC_CACHE 961 }, 962 /* SATA SSDs */ 963 { 964 /* 965 * Corsair Force 2 SSDs 966 * 4k optimised & trim only works in 4k requests + 4k aligned 967 */ 968 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair CSSD-F*", "*" }, 969 /*quirks*/DA_Q_4K 970 }, 971 { 972 /* 973 * Corsair Force 3 SSDs 974 * 4k optimised & trim only works in 4k requests + 4k aligned 975 */ 976 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force 3*", "*" }, 977 /*quirks*/DA_Q_4K 978 }, 979 { 980 /* 981 * Corsair Neutron GTX SSDs 982 * 4k optimised & trim only works in 4k requests + 4k aligned 983 */ 984 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 985 /*quirks*/DA_Q_4K 986 }, 987 { 988 /* 989 * Corsair Force GT & GS SSDs 990 * 4k optimised & trim only works in 4k requests + 4k aligned 991 */ 992 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force G*", "*" }, 993 /*quirks*/DA_Q_4K 994 }, 995 { 996 /* 997 * Crucial M4 SSDs 998 * 4k optimised & trim only works in 4k requests + 4k aligned 999 */ 1000 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "M4-CT???M4SSD2*", "*" }, 1001 /*quirks*/DA_Q_4K 1002 }, 1003 { 1004 /* 1005 * Crucial RealSSD C300 SSDs 1006 * 4k optimised 1007 */ 1008 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "C300-CTFDDAC???MAG*", 1009 "*" }, /*quirks*/DA_Q_4K 1010 }, 1011 { 1012 /* 1013 * Intel 320 Series SSDs 1014 * 4k optimised & trim only works in 4k requests + 4k aligned 1015 */ 1016 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2CW*", "*" }, 1017 /*quirks*/DA_Q_4K 1018 }, 1019 { 1020 /* 1021 * Intel 330 Series SSDs 1022 * 4k optimised & trim only works in 4k requests + 4k aligned 1023 */ 1024 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2CT*", "*" }, 1025 /*quirks*/DA_Q_4K 1026 }, 1027 { 1028 /* 1029 * Intel 510 Series SSDs 1030 * 4k optimised & trim only works in 4k requests + 4k aligned 1031 */ 1032 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2MH*", "*" }, 1033 /*quirks*/DA_Q_4K 1034 }, 1035 { 1036 /* 1037 * Intel 520 Series SSDs 1038 * 4k optimised & trim only works in 4k requests + 4k aligned 1039 */ 1040 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2BW*", "*" }, 1041 /*quirks*/DA_Q_4K 1042 }, 1043 { 1044 /* 1045 * Intel X25-M Series SSDs 1046 * 4k optimised & trim only works in 4k requests + 4k aligned 1047 */ 1048 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2M*", "*" }, 1049 /*quirks*/DA_Q_4K 1050 }, 1051 { 1052 /* 1053 * Kingston E100 Series SSDs 1054 * 4k optimised & trim only works in 4k requests + 4k aligned 1055 */ 1056 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SE100S3*", "*" }, 1057 /*quirks*/DA_Q_4K 1058 }, 1059 { 1060 /* 1061 * Kingston HyperX 3k SSDs 1062 * 4k optimised & trim only works in 4k requests + 4k aligned 1063 */ 1064 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SH103S3*", "*" }, 1065 /*quirks*/DA_Q_4K 1066 }, 1067 { 1068 /* 1069 * Marvell SSDs (entry taken from OpenSolaris) 1070 * 4k optimised & trim only works in 4k requests + 4k aligned 1071 */ 1072 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "MARVELL SD88SA02*", "*" }, 1073 /*quirks*/DA_Q_4K 1074 }, 1075 { 1076 /* 1077 * OCZ Agility 2 SSDs 1078 * 4k optimised & trim only works in 4k requests + 4k aligned 1079 */ 1080 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 1081 /*quirks*/DA_Q_4K 1082 }, 1083 { 1084 /* 1085 * OCZ Agility 3 SSDs 1086 * 4k optimised & trim only works in 4k requests + 4k aligned 1087 */ 1088 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-AGILITY3*", "*" }, 1089 /*quirks*/DA_Q_4K 1090 }, 1091 { 1092 /* 1093 * OCZ Deneva R Series SSDs 1094 * 4k optimised & trim only works in 4k requests + 4k aligned 1095 */ 1096 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "DENRSTE251M45*", "*" }, 1097 /*quirks*/DA_Q_4K 1098 }, 1099 { 1100 /* 1101 * OCZ Vertex 2 SSDs (inc pro series) 1102 * 4k optimised & trim only works in 4k requests + 4k aligned 1103 */ 1104 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ?VERTEX2*", "*" }, 1105 /*quirks*/DA_Q_4K 1106 }, 1107 { 1108 /* 1109 * OCZ Vertex 3 SSDs 1110 * 4k optimised & trim only works in 4k requests + 4k aligned 1111 */ 1112 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX3*", "*" }, 1113 /*quirks*/DA_Q_4K 1114 }, 1115 { 1116 /* 1117 * OCZ Vertex 4 SSDs 1118 * 4k optimised & trim only works in 4k requests + 4k aligned 1119 */ 1120 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX4*", "*" }, 1121 /*quirks*/DA_Q_4K 1122 }, 1123 { 1124 /* 1125 * Samsung 830 Series SSDs 1126 * 4k optimised & trim only works in 4k requests + 4k aligned 1127 */ 1128 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG SSD 830 Series*", "*" }, 1129 /*quirks*/DA_Q_4K 1130 }, 1131 { 1132 /* 1133 * Samsung 840 SSDs 1134 * 4k optimised & trim only works in 4k requests + 4k aligned 1135 */ 1136 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 840*", "*" }, 1137 /*quirks*/DA_Q_4K 1138 }, 1139 { 1140 /* 1141 * Samsung 843T Series SSDs 1142 * 4k optimised 1143 */ 1144 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG MZ7WD*", "*" }, 1145 /*quirks*/DA_Q_4K 1146 }, 1147 { 1148 /* 1149 * Samsung 850 SSDs 1150 * 4k optimised & trim only works in 4k requests + 4k aligned 1151 */ 1152 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 850*", "*" }, 1153 /*quirks*/DA_Q_4K 1154 }, 1155 { 1156 /* 1157 * Samsung PM853T Series SSDs 1158 * 4k optimised 1159 */ 1160 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG MZ7GE*", "*" }, 1161 /*quirks*/DA_Q_4K 1162 }, 1163 { 1164 /* 1165 * Samsung SM863 Series SSDs 1166 * 4k optimised 1167 */ 1168 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG MZ7KM*", "*" }, 1169 /*quirks*/DA_Q_4K 1170 }, 1171 { 1172 /* 1173 * SuperTalent TeraDrive CT SSDs 1174 * 4k optimised & trim only works in 4k requests + 4k aligned 1175 */ 1176 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "FTM??CT25H*", "*" }, 1177 /*quirks*/DA_Q_4K 1178 }, 1179 { 1180 /* 1181 * XceedIOPS SATA SSDs 1182 * 4k optimised 1183 */ 1184 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SG9XCS2D*", "*" }, 1185 /*quirks*/DA_Q_4K 1186 }, 1187 { 1188 /* 1189 * Hama Innostor USB-Stick 1190 */ 1191 { T_DIRECT, SIP_MEDIA_REMOVABLE, "Innostor", "Innostor*", "*" }, 1192 /*quirks*/DA_Q_NO_RC16 1193 }, 1194 { 1195 /* 1196 * MX-ES USB Drive by Mach Xtreme 1197 */ 1198 { T_DIRECT, SIP_MEDIA_REMOVABLE, "MX", "MXUB3*", "*"}, 1199 /*quirks*/DA_Q_NO_RC16 1200 }, 1201 }; 1202 1203 static disk_strategy_t dastrategy; 1204 static dumper_t dadump; 1205 static periph_init_t dainit; 1206 static void daasync(void *callback_arg, u_int32_t code, 1207 struct cam_path *path, void *arg); 1208 static void dasysctlinit(void *context, int pending); 1209 static int dacmdsizesysctl(SYSCTL_HANDLER_ARGS); 1210 static int dadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 1211 static int dadeletemaxsysctl(SYSCTL_HANDLER_ARGS); 1212 static void dadeletemethodset(struct da_softc *softc, 1213 da_delete_methods delete_method); 1214 static off_t dadeletemaxsize(struct da_softc *softc, 1215 da_delete_methods delete_method); 1216 static void dadeletemethodchoose(struct da_softc *softc, 1217 da_delete_methods default_method); 1218 static void daprobedone(struct cam_periph *periph, union ccb *ccb); 1219 1220 static periph_ctor_t daregister; 1221 static periph_dtor_t dacleanup; 1222 static periph_start_t dastart; 1223 static periph_oninv_t daoninvalidate; 1224 static void dadone(struct cam_periph *periph, 1225 union ccb *done_ccb); 1226 static int daerror(union ccb *ccb, u_int32_t cam_flags, 1227 u_int32_t sense_flags); 1228 static void daprevent(struct cam_periph *periph, int action); 1229 static void dareprobe(struct cam_periph *periph); 1230 static void dasetgeom(struct cam_periph *periph, uint32_t block_len, 1231 uint64_t maxsector, 1232 struct scsi_read_capacity_data_long *rcaplong, 1233 size_t rcap_size); 1234 static timeout_t dasendorderedtag; 1235 static void dashutdown(void *arg, int howto); 1236 static timeout_t damediapoll; 1237 1238 #ifndef DA_DEFAULT_POLL_PERIOD 1239 #define DA_DEFAULT_POLL_PERIOD 3 1240 #endif 1241 1242 #ifndef DA_DEFAULT_TIMEOUT 1243 #define DA_DEFAULT_TIMEOUT 60 /* Timeout in seconds */ 1244 #endif 1245 1246 #ifndef DA_DEFAULT_RETRY 1247 #define DA_DEFAULT_RETRY 4 1248 #endif 1249 1250 #ifndef DA_DEFAULT_SEND_ORDERED 1251 #define DA_DEFAULT_SEND_ORDERED 1 1252 #endif 1253 1254 #define DA_SIO (softc->sort_io_queue >= 0 ? \ 1255 softc->sort_io_queue : cam_sort_io_queues) 1256 1257 static int da_poll_period = DA_DEFAULT_POLL_PERIOD; 1258 static int da_retry_count = DA_DEFAULT_RETRY; 1259 static int da_default_timeout = DA_DEFAULT_TIMEOUT; 1260 static int da_send_ordered = DA_DEFAULT_SEND_ORDERED; 1261 1262 static SYSCTL_NODE(_kern_cam, OID_AUTO, da, CTLFLAG_RD, 0, 1263 "CAM Direct Access Disk driver"); 1264 SYSCTL_INT(_kern_cam_da, OID_AUTO, poll_period, CTLFLAG_RWTUN, 1265 &da_poll_period, 0, "Media polling period in seconds"); 1266 SYSCTL_INT(_kern_cam_da, OID_AUTO, retry_count, CTLFLAG_RWTUN, 1267 &da_retry_count, 0, "Normal I/O retry count"); 1268 SYSCTL_INT(_kern_cam_da, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 1269 &da_default_timeout, 0, "Normal I/O timeout (in seconds)"); 1270 SYSCTL_INT(_kern_cam_da, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 1271 &da_send_ordered, 0, "Send Ordered Tags"); 1272 1273 /* 1274 * DA_ORDEREDTAG_INTERVAL determines how often, relative 1275 * to the default timeout, we check to see whether an ordered 1276 * tagged transaction is appropriate to prevent simple tag 1277 * starvation. Since we'd like to ensure that there is at least 1278 * 1/2 of the timeout length left for a starved transaction to 1279 * complete after we've sent an ordered tag, we must poll at least 1280 * four times in every timeout period. This takes care of the worst 1281 * case where a starved transaction starts during an interval that 1282 * meets the requirement "don't send an ordered tag" test so it takes 1283 * us two intervals to determine that a tag must be sent. 1284 */ 1285 #ifndef DA_ORDEREDTAG_INTERVAL 1286 #define DA_ORDEREDTAG_INTERVAL 4 1287 #endif 1288 1289 static struct periph_driver dadriver = 1290 { 1291 dainit, "da", 1292 TAILQ_HEAD_INITIALIZER(dadriver.units), /* generation */ 0 1293 }; 1294 1295 PERIPHDRIVER_DECLARE(da, dadriver); 1296 1297 static MALLOC_DEFINE(M_SCSIDA, "scsi_da", "scsi_da buffers"); 1298 1299 static int 1300 daopen(struct disk *dp) 1301 { 1302 struct cam_periph *periph; 1303 struct da_softc *softc; 1304 int error; 1305 1306 periph = (struct cam_periph *)dp->d_drv1; 1307 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 1308 return (ENXIO); 1309 } 1310 1311 cam_periph_lock(periph); 1312 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 1313 cam_periph_unlock(periph); 1314 cam_periph_release(periph); 1315 return (error); 1316 } 1317 1318 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 1319 ("daopen\n")); 1320 1321 softc = (struct da_softc *)periph->softc; 1322 dareprobe(periph); 1323 1324 /* Wait for the disk size update. */ 1325 error = cam_periph_sleep(periph, &softc->disk->d_mediasize, PRIBIO, 1326 "dareprobe", 0); 1327 if (error != 0) 1328 xpt_print(periph->path, "unable to retrieve capacity data\n"); 1329 1330 if (periph->flags & CAM_PERIPH_INVALID) 1331 error = ENXIO; 1332 1333 if (error == 0 && (softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 && 1334 (softc->quirks & DA_Q_NO_PREVENT) == 0) 1335 daprevent(periph, PR_PREVENT); 1336 1337 if (error == 0) { 1338 softc->flags &= ~DA_FLAG_PACK_INVALID; 1339 softc->flags |= DA_FLAG_OPEN; 1340 } 1341 1342 cam_periph_unhold(periph); 1343 cam_periph_unlock(periph); 1344 1345 if (error != 0) 1346 cam_periph_release(periph); 1347 1348 return (error); 1349 } 1350 1351 static int 1352 daclose(struct disk *dp) 1353 { 1354 struct cam_periph *periph; 1355 struct da_softc *softc; 1356 union ccb *ccb; 1357 int error; 1358 1359 periph = (struct cam_periph *)dp->d_drv1; 1360 softc = (struct da_softc *)periph->softc; 1361 cam_periph_lock(periph); 1362 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 1363 ("daclose\n")); 1364 1365 if (cam_periph_hold(periph, PRIBIO) == 0) { 1366 1367 /* Flush disk cache. */ 1368 if ((softc->flags & DA_FLAG_DIRTY) != 0 && 1369 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0 && 1370 (softc->flags & DA_FLAG_PACK_INVALID) == 0) { 1371 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 1372 scsi_synchronize_cache(&ccb->csio, /*retries*/1, 1373 /*cbfcnp*/dadone, MSG_SIMPLE_Q_TAG, 1374 /*begin_lba*/0, /*lb_count*/0, SSD_FULL_SIZE, 1375 5 * 60 * 1000); 1376 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0, 1377 /*sense_flags*/SF_RETRY_UA | SF_QUIET_IR, 1378 softc->disk->d_devstat); 1379 if (error == 0) 1380 softc->flags &= ~DA_FLAG_DIRTY; 1381 xpt_release_ccb(ccb); 1382 } 1383 1384 /* Allow medium removal. */ 1385 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 && 1386 (softc->quirks & DA_Q_NO_PREVENT) == 0) 1387 daprevent(periph, PR_ALLOW); 1388 1389 cam_periph_unhold(periph); 1390 } 1391 1392 /* 1393 * If we've got removeable media, mark the blocksize as 1394 * unavailable, since it could change when new media is 1395 * inserted. 1396 */ 1397 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0) 1398 softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE; 1399 1400 softc->flags &= ~DA_FLAG_OPEN; 1401 while (softc->refcount != 0) 1402 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "daclose", 1); 1403 cam_periph_unlock(periph); 1404 cam_periph_release(periph); 1405 return (0); 1406 } 1407 1408 static void 1409 daschedule(struct cam_periph *periph) 1410 { 1411 struct da_softc *softc = (struct da_softc *)periph->softc; 1412 1413 if (softc->state != DA_STATE_NORMAL) 1414 return; 1415 1416 /* Check if we have more work to do. */ 1417 if (bioq_first(&softc->bio_queue) || 1418 (!softc->delete_running && bioq_first(&softc->delete_queue)) || 1419 softc->tur) { 1420 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1421 } 1422 } 1423 1424 /* 1425 * Actually translate the requested transfer into one the physical driver 1426 * can understand. The transfer is described by a buf and will include 1427 * only one physical transfer. 1428 */ 1429 static void 1430 dastrategy(struct bio *bp) 1431 { 1432 struct cam_periph *periph; 1433 struct da_softc *softc; 1434 1435 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1436 softc = (struct da_softc *)periph->softc; 1437 1438 cam_periph_lock(periph); 1439 1440 /* 1441 * If the device has been made invalid, error out 1442 */ 1443 if ((softc->flags & DA_FLAG_PACK_INVALID)) { 1444 cam_periph_unlock(periph); 1445 biofinish(bp, NULL, ENXIO); 1446 return; 1447 } 1448 1449 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastrategy(%p)\n", bp)); 1450 1451 /* 1452 * Place it in the queue of disk activities for this disk 1453 */ 1454 if (bp->bio_cmd == BIO_DELETE) { 1455 bioq_disksort(&softc->delete_queue, bp); 1456 } else if (DA_SIO) { 1457 bioq_disksort(&softc->bio_queue, bp); 1458 } else { 1459 bioq_insert_tail(&softc->bio_queue, bp); 1460 } 1461 1462 /* 1463 * Schedule ourselves for performing the work. 1464 */ 1465 daschedule(periph); 1466 cam_periph_unlock(periph); 1467 1468 return; 1469 } 1470 1471 static int 1472 dadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1473 { 1474 struct cam_periph *periph; 1475 struct da_softc *softc; 1476 u_int secsize; 1477 struct ccb_scsiio csio; 1478 struct disk *dp; 1479 int error = 0; 1480 1481 dp = arg; 1482 periph = dp->d_drv1; 1483 softc = (struct da_softc *)periph->softc; 1484 cam_periph_lock(periph); 1485 secsize = softc->params.secsize; 1486 1487 if ((softc->flags & DA_FLAG_PACK_INVALID) != 0) { 1488 cam_periph_unlock(periph); 1489 return (ENXIO); 1490 } 1491 1492 if (length > 0) { 1493 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1494 csio.ccb_h.ccb_state = DA_CCB_DUMP; 1495 scsi_read_write(&csio, 1496 /*retries*/0, 1497 dadone, 1498 MSG_ORDERED_Q_TAG, 1499 /*read*/SCSI_RW_WRITE, 1500 /*byte2*/0, 1501 /*minimum_cmd_size*/ softc->minimum_cmd_size, 1502 offset / secsize, 1503 length / secsize, 1504 /*data_ptr*/(u_int8_t *) virtual, 1505 /*dxfer_len*/length, 1506 /*sense_len*/SSD_FULL_SIZE, 1507 da_default_timeout * 1000); 1508 xpt_polled_action((union ccb *)&csio); 1509 1510 error = cam_periph_error((union ccb *)&csio, 1511 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1512 if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0) 1513 cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0, 1514 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1515 if (error != 0) 1516 printf("Aborting dump due to I/O error.\n"); 1517 cam_periph_unlock(periph); 1518 return (error); 1519 } 1520 1521 /* 1522 * Sync the disk cache contents to the physical media. 1523 */ 1524 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) { 1525 1526 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1527 csio.ccb_h.ccb_state = DA_CCB_DUMP; 1528 scsi_synchronize_cache(&csio, 1529 /*retries*/0, 1530 /*cbfcnp*/dadone, 1531 MSG_SIMPLE_Q_TAG, 1532 /*begin_lba*/0,/* Cover the whole disk */ 1533 /*lb_count*/0, 1534 SSD_FULL_SIZE, 1535 5 * 60 * 1000); 1536 xpt_polled_action((union ccb *)&csio); 1537 1538 error = cam_periph_error((union ccb *)&csio, 1539 0, SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR, NULL); 1540 if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0) 1541 cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0, 1542 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1543 if (error != 0) 1544 xpt_print(periph->path, "Synchronize cache failed\n"); 1545 } 1546 cam_periph_unlock(periph); 1547 return (error); 1548 } 1549 1550 static int 1551 dagetattr(struct bio *bp) 1552 { 1553 int ret; 1554 struct cam_periph *periph; 1555 1556 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1557 cam_periph_lock(periph); 1558 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1559 periph->path); 1560 cam_periph_unlock(periph); 1561 if (ret == 0) 1562 bp->bio_completed = bp->bio_length; 1563 return ret; 1564 } 1565 1566 static void 1567 dainit(void) 1568 { 1569 cam_status status; 1570 1571 /* 1572 * Install a global async callback. This callback will 1573 * receive async callbacks like "new device found". 1574 */ 1575 status = xpt_register_async(AC_FOUND_DEVICE, daasync, NULL, NULL); 1576 1577 if (status != CAM_REQ_CMP) { 1578 printf("da: Failed to attach master async callback " 1579 "due to status 0x%x!\n", status); 1580 } else if (da_send_ordered) { 1581 1582 /* Register our shutdown event handler */ 1583 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, dashutdown, 1584 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1585 printf("dainit: shutdown event registration failed!\n"); 1586 } 1587 } 1588 1589 /* 1590 * Callback from GEOM, called when it has finished cleaning up its 1591 * resources. 1592 */ 1593 static void 1594 dadiskgonecb(struct disk *dp) 1595 { 1596 struct cam_periph *periph; 1597 1598 periph = (struct cam_periph *)dp->d_drv1; 1599 cam_periph_release(periph); 1600 } 1601 1602 static void 1603 daoninvalidate(struct cam_periph *periph) 1604 { 1605 struct da_softc *softc; 1606 1607 softc = (struct da_softc *)periph->softc; 1608 1609 /* 1610 * De-register any async callbacks. 1611 */ 1612 xpt_register_async(0, daasync, periph, periph->path); 1613 1614 softc->flags |= DA_FLAG_PACK_INVALID; 1615 1616 /* 1617 * Return all queued I/O with ENXIO. 1618 * XXX Handle any transactions queued to the card 1619 * with XPT_ABORT_CCB. 1620 */ 1621 bioq_flush(&softc->bio_queue, NULL, ENXIO); 1622 bioq_flush(&softc->delete_queue, NULL, ENXIO); 1623 1624 /* 1625 * Tell GEOM that we've gone away, we'll get a callback when it is 1626 * done cleaning up its resources. 1627 */ 1628 disk_gone(softc->disk); 1629 } 1630 1631 static void 1632 dacleanup(struct cam_periph *periph) 1633 { 1634 struct da_softc *softc; 1635 1636 softc = (struct da_softc *)periph->softc; 1637 1638 cam_periph_unlock(periph); 1639 1640 /* 1641 * If we can't free the sysctl tree, oh well... 1642 */ 1643 if ((softc->flags & DA_FLAG_SCTX_INIT) != 0 1644 && sysctl_ctx_free(&softc->sysctl_ctx) != 0) { 1645 xpt_print(periph->path, "can't remove sysctl context\n"); 1646 } 1647 1648 callout_drain(&softc->mediapoll_c); 1649 disk_destroy(softc->disk); 1650 callout_drain(&softc->sendordered_c); 1651 free(softc, M_DEVBUF); 1652 cam_periph_lock(periph); 1653 } 1654 1655 static void 1656 daasync(void *callback_arg, u_int32_t code, 1657 struct cam_path *path, void *arg) 1658 { 1659 struct cam_periph *periph; 1660 struct da_softc *softc; 1661 1662 periph = (struct cam_periph *)callback_arg; 1663 switch (code) { 1664 case AC_FOUND_DEVICE: 1665 { 1666 struct ccb_getdev *cgd; 1667 cam_status status; 1668 1669 cgd = (struct ccb_getdev *)arg; 1670 if (cgd == NULL) 1671 break; 1672 1673 if (cgd->protocol != PROTO_SCSI) 1674 break; 1675 if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED) 1676 break; 1677 if (SID_TYPE(&cgd->inq_data) != T_DIRECT 1678 && SID_TYPE(&cgd->inq_data) != T_RBC 1679 && SID_TYPE(&cgd->inq_data) != T_OPTICAL) 1680 break; 1681 1682 /* 1683 * Allocate a peripheral instance for 1684 * this device and start the probe 1685 * process. 1686 */ 1687 status = cam_periph_alloc(daregister, daoninvalidate, 1688 dacleanup, dastart, 1689 "da", CAM_PERIPH_BIO, 1690 path, daasync, 1691 AC_FOUND_DEVICE, cgd); 1692 1693 if (status != CAM_REQ_CMP 1694 && status != CAM_REQ_INPROG) 1695 printf("daasync: Unable to attach to new device " 1696 "due to status 0x%x\n", status); 1697 return; 1698 } 1699 case AC_ADVINFO_CHANGED: 1700 { 1701 uintptr_t buftype; 1702 1703 buftype = (uintptr_t)arg; 1704 if (buftype == CDAI_TYPE_PHYS_PATH) { 1705 struct da_softc *softc; 1706 1707 softc = periph->softc; 1708 disk_attr_changed(softc->disk, "GEOM::physpath", 1709 M_NOWAIT); 1710 } 1711 break; 1712 } 1713 case AC_UNIT_ATTENTION: 1714 { 1715 union ccb *ccb; 1716 int error_code, sense_key, asc, ascq; 1717 1718 softc = (struct da_softc *)periph->softc; 1719 ccb = (union ccb *)arg; 1720 1721 /* 1722 * Handle all UNIT ATTENTIONs except our own, 1723 * as they will be handled by daerror(). 1724 */ 1725 if (xpt_path_periph(ccb->ccb_h.path) != periph && 1726 scsi_extract_sense_ccb(ccb, 1727 &error_code, &sense_key, &asc, &ascq)) { 1728 if (asc == 0x2A && ascq == 0x09) { 1729 xpt_print(ccb->ccb_h.path, 1730 "Capacity data has changed\n"); 1731 softc->flags &= ~DA_FLAG_PROBED; 1732 dareprobe(periph); 1733 } else if (asc == 0x28 && ascq == 0x00) { 1734 softc->flags &= ~DA_FLAG_PROBED; 1735 disk_media_changed(softc->disk, M_NOWAIT); 1736 } else if (asc == 0x3F && ascq == 0x03) { 1737 xpt_print(ccb->ccb_h.path, 1738 "INQUIRY data has changed\n"); 1739 softc->flags &= ~DA_FLAG_PROBED; 1740 dareprobe(periph); 1741 } 1742 } 1743 cam_periph_async(periph, code, path, arg); 1744 break; 1745 } 1746 case AC_SCSI_AEN: 1747 softc = (struct da_softc *)periph->softc; 1748 if (!softc->tur) { 1749 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 1750 softc->tur = 1; 1751 daschedule(periph); 1752 } 1753 } 1754 /* FALLTHROUGH */ 1755 case AC_SENT_BDR: 1756 case AC_BUS_RESET: 1757 { 1758 struct ccb_hdr *ccbh; 1759 1760 softc = (struct da_softc *)periph->softc; 1761 /* 1762 * Don't fail on the expected unit attention 1763 * that will occur. 1764 */ 1765 softc->flags |= DA_FLAG_RETRY_UA; 1766 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le) 1767 ccbh->ccb_state |= DA_CCB_RETRY_UA; 1768 break; 1769 } 1770 default: 1771 break; 1772 } 1773 cam_periph_async(periph, code, path, arg); 1774 } 1775 1776 static void 1777 dasysctlinit(void *context, int pending) 1778 { 1779 struct cam_periph *periph; 1780 struct da_softc *softc; 1781 char tmpstr[80], tmpstr2[80]; 1782 struct ccb_trans_settings cts; 1783 1784 periph = (struct cam_periph *)context; 1785 /* 1786 * periph was held for us when this task was enqueued 1787 */ 1788 if (periph->flags & CAM_PERIPH_INVALID) { 1789 cam_periph_release(periph); 1790 return; 1791 } 1792 1793 softc = (struct da_softc *)periph->softc; 1794 snprintf(tmpstr, sizeof(tmpstr), "CAM DA unit %d", periph->unit_number); 1795 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1796 1797 sysctl_ctx_init(&softc->sysctl_ctx); 1798 softc->flags |= DA_FLAG_SCTX_INIT; 1799 softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx, 1800 SYSCTL_STATIC_CHILDREN(_kern_cam_da), OID_AUTO, tmpstr2, 1801 CTLFLAG_RD, 0, tmpstr); 1802 if (softc->sysctl_tree == NULL) { 1803 printf("dasysctlinit: unable to allocate sysctl tree\n"); 1804 cam_periph_release(periph); 1805 return; 1806 } 1807 1808 /* 1809 * Now register the sysctl handler, so the user can change the value on 1810 * the fly. 1811 */ 1812 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1813 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RWTUN, 1814 softc, 0, dadeletemethodsysctl, "A", 1815 "BIO_DELETE execution method"); 1816 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1817 OID_AUTO, "delete_max", CTLTYPE_U64 | CTLFLAG_RW, 1818 softc, 0, dadeletemaxsysctl, "Q", 1819 "Maximum BIO_DELETE size"); 1820 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1821 OID_AUTO, "minimum_cmd_size", CTLTYPE_INT | CTLFLAG_RW, 1822 &softc->minimum_cmd_size, 0, dacmdsizesysctl, "I", 1823 "Minimum CDB size"); 1824 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1825 OID_AUTO, "sort_io_queue", CTLFLAG_RW, &softc->sort_io_queue, 0, 1826 "Sort IO queue to try and optimise disk access patterns"); 1827 1828 SYSCTL_ADD_INT(&softc->sysctl_ctx, 1829 SYSCTL_CHILDREN(softc->sysctl_tree), 1830 OID_AUTO, 1831 "error_inject", 1832 CTLFLAG_RW, 1833 &softc->error_inject, 1834 0, 1835 "error_inject leaf"); 1836 1837 1838 /* 1839 * Add some addressing info. 1840 */ 1841 memset(&cts, 0, sizeof (cts)); 1842 xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NONE); 1843 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 1844 cts.type = CTS_TYPE_CURRENT_SETTINGS; 1845 cam_periph_lock(periph); 1846 xpt_action((union ccb *)&cts); 1847 cam_periph_unlock(periph); 1848 if (cts.ccb_h.status != CAM_REQ_CMP) { 1849 cam_periph_release(periph); 1850 return; 1851 } 1852 if (cts.protocol == PROTO_SCSI && cts.transport == XPORT_FC) { 1853 struct ccb_trans_settings_fc *fc = &cts.xport_specific.fc; 1854 if (fc->valid & CTS_FC_VALID_WWPN) { 1855 softc->wwpn = fc->wwpn; 1856 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1857 SYSCTL_CHILDREN(softc->sysctl_tree), 1858 OID_AUTO, "wwpn", CTLFLAG_RD, 1859 &softc->wwpn, "World Wide Port Name"); 1860 } 1861 } 1862 cam_periph_release(periph); 1863 } 1864 1865 static int 1866 dadeletemaxsysctl(SYSCTL_HANDLER_ARGS) 1867 { 1868 int error; 1869 uint64_t value; 1870 struct da_softc *softc; 1871 1872 softc = (struct da_softc *)arg1; 1873 1874 value = softc->disk->d_delmaxsize; 1875 error = sysctl_handle_64(oidp, &value, 0, req); 1876 if ((error != 0) || (req->newptr == NULL)) 1877 return (error); 1878 1879 /* only accept values smaller than the calculated value */ 1880 if (value > dadeletemaxsize(softc, softc->delete_method)) { 1881 return (EINVAL); 1882 } 1883 softc->disk->d_delmaxsize = value; 1884 1885 return (0); 1886 } 1887 1888 static int 1889 dacmdsizesysctl(SYSCTL_HANDLER_ARGS) 1890 { 1891 int error, value; 1892 1893 value = *(int *)arg1; 1894 1895 error = sysctl_handle_int(oidp, &value, 0, req); 1896 1897 if ((error != 0) 1898 || (req->newptr == NULL)) 1899 return (error); 1900 1901 /* 1902 * Acceptable values here are 6, 10, 12 or 16. 1903 */ 1904 if (value < 6) 1905 value = 6; 1906 else if ((value > 6) 1907 && (value <= 10)) 1908 value = 10; 1909 else if ((value > 10) 1910 && (value <= 12)) 1911 value = 12; 1912 else if (value > 12) 1913 value = 16; 1914 1915 *(int *)arg1 = value; 1916 1917 return (0); 1918 } 1919 1920 static void 1921 dadeletemethodset(struct da_softc *softc, da_delete_methods delete_method) 1922 { 1923 1924 softc->delete_method = delete_method; 1925 softc->disk->d_delmaxsize = dadeletemaxsize(softc, delete_method); 1926 softc->delete_func = da_delete_functions[delete_method]; 1927 1928 if (softc->delete_method > DA_DELETE_DISABLE) 1929 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1930 else 1931 softc->disk->d_flags &= ~DISKFLAG_CANDELETE; 1932 } 1933 1934 static off_t 1935 dadeletemaxsize(struct da_softc *softc, da_delete_methods delete_method) 1936 { 1937 off_t sectors; 1938 1939 switch(delete_method) { 1940 case DA_DELETE_UNMAP: 1941 sectors = (off_t)softc->unmap_max_lba; 1942 break; 1943 case DA_DELETE_ATA_TRIM: 1944 sectors = (off_t)ATA_DSM_RANGE_MAX * softc->trim_max_ranges; 1945 break; 1946 case DA_DELETE_WS16: 1947 sectors = omin(softc->ws_max_blks, WS16_MAX_BLKS); 1948 break; 1949 case DA_DELETE_ZERO: 1950 case DA_DELETE_WS10: 1951 sectors = omin(softc->ws_max_blks, WS10_MAX_BLKS); 1952 break; 1953 default: 1954 return 0; 1955 } 1956 1957 return (off_t)softc->params.secsize * 1958 omin(sectors, softc->params.sectors); 1959 } 1960 1961 static void 1962 daprobedone(struct cam_periph *periph, union ccb *ccb) 1963 { 1964 struct da_softc *softc; 1965 1966 softc = (struct da_softc *)periph->softc; 1967 1968 dadeletemethodchoose(softc, DA_DELETE_NONE); 1969 1970 if (bootverbose && (softc->flags & DA_FLAG_ANNOUNCED) == 0) { 1971 char buf[80]; 1972 int i, sep; 1973 1974 snprintf(buf, sizeof(buf), "Delete methods: <"); 1975 sep = 0; 1976 for (i = 0; i <= DA_DELETE_MAX; i++) { 1977 if ((softc->delete_available & (1 << i)) == 0 && 1978 i != softc->delete_method) 1979 continue; 1980 if (sep) 1981 strlcat(buf, ",", sizeof(buf)); 1982 strlcat(buf, da_delete_method_names[i], 1983 sizeof(buf)); 1984 if (i == softc->delete_method) 1985 strlcat(buf, "(*)", sizeof(buf)); 1986 sep = 1; 1987 } 1988 strlcat(buf, ">", sizeof(buf)); 1989 printf("%s%d: %s\n", periph->periph_name, 1990 periph->unit_number, buf); 1991 } 1992 1993 /* 1994 * Since our peripheral may be invalidated by an error 1995 * above or an external event, we must release our CCB 1996 * before releasing the probe lock on the peripheral. 1997 * The peripheral will only go away once the last lock 1998 * is removed, and we need it around for the CCB release 1999 * operation. 2000 */ 2001 xpt_release_ccb(ccb); 2002 softc->state = DA_STATE_NORMAL; 2003 softc->flags |= DA_FLAG_PROBED; 2004 daschedule(periph); 2005 wakeup(&softc->disk->d_mediasize); 2006 if ((softc->flags & DA_FLAG_ANNOUNCED) == 0) { 2007 softc->flags |= DA_FLAG_ANNOUNCED; 2008 cam_periph_unhold(periph); 2009 } else 2010 cam_periph_release_locked(periph); 2011 } 2012 2013 static void 2014 dadeletemethodchoose(struct da_softc *softc, da_delete_methods default_method) 2015 { 2016 int i, methods; 2017 2018 /* If available, prefer the method requested by user. */ 2019 i = softc->delete_method_pref; 2020 methods = softc->delete_available | (1 << DA_DELETE_DISABLE); 2021 if (methods & (1 << i)) { 2022 dadeletemethodset(softc, i); 2023 return; 2024 } 2025 2026 /* Use the pre-defined order to choose the best performing delete. */ 2027 for (i = DA_DELETE_MIN; i <= DA_DELETE_MAX; i++) { 2028 if (i == DA_DELETE_ZERO) 2029 continue; 2030 if (softc->delete_available & (1 << i)) { 2031 dadeletemethodset(softc, i); 2032 return; 2033 } 2034 } 2035 2036 /* Fallback to default. */ 2037 dadeletemethodset(softc, default_method); 2038 } 2039 2040 static int 2041 dadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 2042 { 2043 char buf[16]; 2044 const char *p; 2045 struct da_softc *softc; 2046 int i, error, methods, value; 2047 2048 softc = (struct da_softc *)arg1; 2049 2050 value = softc->delete_method; 2051 if (value < 0 || value > DA_DELETE_MAX) 2052 p = "UNKNOWN"; 2053 else 2054 p = da_delete_method_names[value]; 2055 strncpy(buf, p, sizeof(buf)); 2056 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 2057 if (error != 0 || req->newptr == NULL) 2058 return (error); 2059 methods = softc->delete_available | (1 << DA_DELETE_DISABLE); 2060 for (i = 0; i <= DA_DELETE_MAX; i++) { 2061 if (strcmp(buf, da_delete_method_names[i]) == 0) 2062 break; 2063 } 2064 if (i > DA_DELETE_MAX) 2065 return (EINVAL); 2066 softc->delete_method_pref = i; 2067 dadeletemethodchoose(softc, DA_DELETE_NONE); 2068 return (0); 2069 } 2070 2071 static cam_status 2072 daregister(struct cam_periph *periph, void *arg) 2073 { 2074 struct da_softc *softc; 2075 struct ccb_pathinq cpi; 2076 struct ccb_getdev *cgd; 2077 char tmpstr[80]; 2078 caddr_t match; 2079 2080 cgd = (struct ccb_getdev *)arg; 2081 if (cgd == NULL) { 2082 printf("daregister: no getdev CCB, can't register device\n"); 2083 return(CAM_REQ_CMP_ERR); 2084 } 2085 2086 softc = (struct da_softc *)malloc(sizeof(*softc), M_DEVBUF, 2087 M_NOWAIT|M_ZERO); 2088 2089 if (softc == NULL) { 2090 printf("daregister: Unable to probe new device. " 2091 "Unable to allocate softc\n"); 2092 return(CAM_REQ_CMP_ERR); 2093 } 2094 2095 LIST_INIT(&softc->pending_ccbs); 2096 softc->state = DA_STATE_PROBE_RC; 2097 bioq_init(&softc->bio_queue); 2098 bioq_init(&softc->delete_queue); 2099 bioq_init(&softc->delete_run_queue); 2100 if (SID_IS_REMOVABLE(&cgd->inq_data)) 2101 softc->flags |= DA_FLAG_PACK_REMOVABLE; 2102 softc->unmap_max_ranges = UNMAP_MAX_RANGES; 2103 softc->unmap_max_lba = UNMAP_RANGE_MAX; 2104 softc->ws_max_blks = WS16_MAX_BLKS; 2105 softc->trim_max_ranges = ATA_TRIM_MAX_RANGES; 2106 softc->sort_io_queue = -1; 2107 2108 periph->softc = softc; 2109 2110 /* 2111 * See if this device has any quirks. 2112 */ 2113 match = cam_quirkmatch((caddr_t)&cgd->inq_data, 2114 (caddr_t)da_quirk_table, 2115 sizeof(da_quirk_table)/sizeof(*da_quirk_table), 2116 sizeof(*da_quirk_table), scsi_inquiry_match); 2117 2118 if (match != NULL) 2119 softc->quirks = ((struct da_quirk_entry *)match)->quirks; 2120 else 2121 softc->quirks = DA_Q_NONE; 2122 2123 /* Check if the SIM does not want 6 byte commands */ 2124 bzero(&cpi, sizeof(cpi)); 2125 xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 2126 cpi.ccb_h.func_code = XPT_PATH_INQ; 2127 xpt_action((union ccb *)&cpi); 2128 if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE)) 2129 softc->quirks |= DA_Q_NO_6_BYTE; 2130 2131 TASK_INIT(&softc->sysctl_task, 0, dasysctlinit, periph); 2132 2133 /* 2134 * Take an exclusive refcount on the periph while dastart is called 2135 * to finish the probe. The reference will be dropped in dadone at 2136 * the end of probe. 2137 */ 2138 (void)cam_periph_hold(periph, PRIBIO); 2139 2140 /* 2141 * Schedule a periodic event to occasionally send an 2142 * ordered tag to a device. 2143 */ 2144 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 2145 callout_reset(&softc->sendordered_c, 2146 (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL, 2147 dasendorderedtag, softc); 2148 2149 cam_periph_unlock(periph); 2150 /* 2151 * RBC devices don't have to support READ(6), only READ(10). 2152 */ 2153 if (softc->quirks & DA_Q_NO_6_BYTE || SID_TYPE(&cgd->inq_data) == T_RBC) 2154 softc->minimum_cmd_size = 10; 2155 else 2156 softc->minimum_cmd_size = 6; 2157 2158 /* 2159 * Load the user's default, if any. 2160 */ 2161 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.minimum_cmd_size", 2162 periph->unit_number); 2163 TUNABLE_INT_FETCH(tmpstr, &softc->minimum_cmd_size); 2164 2165 /* 2166 * 6, 10, 12 and 16 are the currently permissible values. 2167 */ 2168 if (softc->minimum_cmd_size < 6) 2169 softc->minimum_cmd_size = 6; 2170 else if ((softc->minimum_cmd_size > 6) 2171 && (softc->minimum_cmd_size <= 10)) 2172 softc->minimum_cmd_size = 10; 2173 else if ((softc->minimum_cmd_size > 10) 2174 && (softc->minimum_cmd_size <= 12)) 2175 softc->minimum_cmd_size = 12; 2176 else if (softc->minimum_cmd_size > 12) 2177 softc->minimum_cmd_size = 16; 2178 2179 /* Predict whether device may support READ CAPACITY(16). */ 2180 if (SID_ANSI_REV(&cgd->inq_data) >= SCSI_REV_SPC3 && 2181 (softc->quirks & DA_Q_NO_RC16) == 0) { 2182 softc->flags |= DA_FLAG_CAN_RC16; 2183 softc->state = DA_STATE_PROBE_RC16; 2184 } 2185 2186 /* 2187 * Register this media as a disk. 2188 */ 2189 softc->disk = disk_alloc(); 2190 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 2191 periph->unit_number, 0, 2192 DEVSTAT_BS_UNAVAILABLE, 2193 SID_TYPE(&cgd->inq_data) | 2194 XPORT_DEVSTAT_TYPE(cpi.transport), 2195 DEVSTAT_PRIORITY_DISK); 2196 softc->disk->d_open = daopen; 2197 softc->disk->d_close = daclose; 2198 softc->disk->d_strategy = dastrategy; 2199 softc->disk->d_dump = dadump; 2200 softc->disk->d_getattr = dagetattr; 2201 softc->disk->d_gone = dadiskgonecb; 2202 softc->disk->d_name = "da"; 2203 softc->disk->d_drv1 = periph; 2204 if (cpi.maxio == 0) 2205 softc->maxio = DFLTPHYS; /* traditional default */ 2206 else if (cpi.maxio > MAXPHYS) 2207 softc->maxio = MAXPHYS; /* for safety */ 2208 else 2209 softc->maxio = cpi.maxio; 2210 softc->disk->d_maxsize = softc->maxio; 2211 softc->disk->d_unit = periph->unit_number; 2212 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION; 2213 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) 2214 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 2215 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) 2216 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO; 2217 cam_strvis(softc->disk->d_descr, cgd->inq_data.vendor, 2218 sizeof(cgd->inq_data.vendor), sizeof(softc->disk->d_descr)); 2219 strlcat(softc->disk->d_descr, " ", sizeof(softc->disk->d_descr)); 2220 cam_strvis(&softc->disk->d_descr[strlen(softc->disk->d_descr)], 2221 cgd->inq_data.product, sizeof(cgd->inq_data.product), 2222 sizeof(softc->disk->d_descr) - strlen(softc->disk->d_descr)); 2223 softc->disk->d_hba_vendor = cpi.hba_vendor; 2224 softc->disk->d_hba_device = cpi.hba_device; 2225 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 2226 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 2227 2228 /* 2229 * Acquire a reference to the periph before we register with GEOM. 2230 * We'll release this reference once GEOM calls us back (via 2231 * dadiskgonecb()) telling us that our provider has been freed. 2232 */ 2233 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 2234 xpt_print(periph->path, "%s: lost periph during " 2235 "registration!\n", __func__); 2236 cam_periph_lock(periph); 2237 return (CAM_REQ_CMP_ERR); 2238 } 2239 2240 disk_create(softc->disk, DISK_VERSION); 2241 cam_periph_lock(periph); 2242 2243 /* 2244 * Add async callbacks for events of interest. 2245 * I don't bother checking if this fails as, 2246 * in most cases, the system will function just 2247 * fine without them and the only alternative 2248 * would be to not attach the device on failure. 2249 */ 2250 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 2251 AC_ADVINFO_CHANGED | AC_SCSI_AEN | AC_UNIT_ATTENTION, 2252 daasync, periph, periph->path); 2253 2254 /* 2255 * Emit an attribute changed notification just in case 2256 * physical path information arrived before our async 2257 * event handler was registered, but after anyone attaching 2258 * to our disk device polled it. 2259 */ 2260 disk_attr_changed(softc->disk, "GEOM::physpath", M_NOWAIT); 2261 2262 /* 2263 * Schedule a periodic media polling events. 2264 */ 2265 callout_init_mtx(&softc->mediapoll_c, cam_periph_mtx(periph), 0); 2266 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) && 2267 (cgd->inq_flags & SID_AEN) == 0 && 2268 da_poll_period != 0) 2269 callout_reset(&softc->mediapoll_c, da_poll_period * hz, 2270 damediapoll, periph); 2271 2272 xpt_schedule(periph, CAM_PRIORITY_DEV); 2273 2274 return(CAM_REQ_CMP); 2275 } 2276 2277 static void 2278 dastart(struct cam_periph *periph, union ccb *start_ccb) 2279 { 2280 struct da_softc *softc; 2281 2282 softc = (struct da_softc *)periph->softc; 2283 2284 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastart\n")); 2285 2286 skipstate: 2287 switch (softc->state) { 2288 case DA_STATE_NORMAL: 2289 { 2290 struct bio *bp; 2291 uint8_t tag_code; 2292 2293 /* Run BIO_DELETE if not running yet. */ 2294 if (!softc->delete_running && 2295 (bp = bioq_first(&softc->delete_queue)) != NULL) { 2296 if (softc->delete_func != NULL) { 2297 softc->delete_func(periph, start_ccb, bp); 2298 goto out; 2299 } else { 2300 bioq_flush(&softc->delete_queue, NULL, 0); 2301 /* FALLTHROUGH */ 2302 } 2303 } 2304 2305 /* Run regular command. */ 2306 bp = bioq_takefirst(&softc->bio_queue); 2307 if (bp == NULL) { 2308 if (softc->tur) { 2309 softc->tur = 0; 2310 scsi_test_unit_ready(&start_ccb->csio, 2311 /*retries*/ da_retry_count, 2312 dadone, 2313 MSG_SIMPLE_Q_TAG, 2314 SSD_FULL_SIZE, 2315 da_default_timeout * 1000); 2316 start_ccb->ccb_h.ccb_bp = NULL; 2317 start_ccb->ccb_h.ccb_state = DA_CCB_TUR; 2318 xpt_action(start_ccb); 2319 } else 2320 xpt_release_ccb(start_ccb); 2321 break; 2322 } 2323 if (softc->tur) { 2324 softc->tur = 0; 2325 cam_periph_release_locked(periph); 2326 } 2327 2328 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2329 (softc->flags & DA_FLAG_NEED_OTAG) != 0) { 2330 softc->flags &= ~DA_FLAG_NEED_OTAG; 2331 softc->flags |= DA_FLAG_WAS_OTAG; 2332 tag_code = MSG_ORDERED_Q_TAG; 2333 } else { 2334 tag_code = MSG_SIMPLE_Q_TAG; 2335 } 2336 2337 switch (bp->bio_cmd) { 2338 case BIO_WRITE: 2339 case BIO_READ: 2340 { 2341 void *data_ptr; 2342 int rw_op; 2343 2344 if (bp->bio_cmd == BIO_WRITE) { 2345 softc->flags |= DA_FLAG_DIRTY; 2346 rw_op = SCSI_RW_WRITE; 2347 } else { 2348 rw_op = SCSI_RW_READ; 2349 } 2350 2351 data_ptr = bp->bio_data; 2352 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) { 2353 rw_op |= SCSI_RW_BIO; 2354 data_ptr = bp; 2355 } 2356 2357 scsi_read_write(&start_ccb->csio, 2358 /*retries*/da_retry_count, 2359 /*cbfcnp*/dadone, 2360 /*tag_action*/tag_code, 2361 rw_op, 2362 /*byte2*/0, 2363 softc->minimum_cmd_size, 2364 /*lba*/bp->bio_pblkno, 2365 /*block_count*/bp->bio_bcount / 2366 softc->params.secsize, 2367 data_ptr, 2368 /*dxfer_len*/ bp->bio_bcount, 2369 /*sense_len*/SSD_FULL_SIZE, 2370 da_default_timeout * 1000); 2371 break; 2372 } 2373 case BIO_FLUSH: 2374 /* 2375 * BIO_FLUSH doesn't currently communicate 2376 * range data, so we synchronize the cache 2377 * over the whole disk. We also force 2378 * ordered tag semantics the flush applies 2379 * to all previously queued I/O. 2380 */ 2381 scsi_synchronize_cache(&start_ccb->csio, 2382 /*retries*/1, 2383 /*cbfcnp*/dadone, 2384 MSG_ORDERED_Q_TAG, 2385 /*begin_lba*/0, 2386 /*lb_count*/0, 2387 SSD_FULL_SIZE, 2388 da_default_timeout*1000); 2389 break; 2390 } 2391 start_ccb->ccb_h.ccb_state = DA_CCB_BUFFER_IO; 2392 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2393 2394 out: 2395 LIST_INSERT_HEAD(&softc->pending_ccbs, 2396 &start_ccb->ccb_h, periph_links.le); 2397 2398 /* We expect a unit attention from this device */ 2399 if ((softc->flags & DA_FLAG_RETRY_UA) != 0) { 2400 start_ccb->ccb_h.ccb_state |= DA_CCB_RETRY_UA; 2401 softc->flags &= ~DA_FLAG_RETRY_UA; 2402 } 2403 2404 start_ccb->ccb_h.ccb_bp = bp; 2405 softc->refcount++; 2406 cam_periph_unlock(periph); 2407 xpt_action(start_ccb); 2408 cam_periph_lock(periph); 2409 softc->refcount--; 2410 2411 /* May have more work to do, so ensure we stay scheduled */ 2412 daschedule(periph); 2413 break; 2414 } 2415 case DA_STATE_PROBE_RC: 2416 { 2417 struct scsi_read_capacity_data *rcap; 2418 2419 rcap = (struct scsi_read_capacity_data *) 2420 malloc(sizeof(*rcap), M_SCSIDA, M_NOWAIT|M_ZERO); 2421 if (rcap == NULL) { 2422 printf("dastart: Couldn't malloc read_capacity data\n"); 2423 /* da_free_periph??? */ 2424 break; 2425 } 2426 scsi_read_capacity(&start_ccb->csio, 2427 /*retries*/da_retry_count, 2428 dadone, 2429 MSG_SIMPLE_Q_TAG, 2430 rcap, 2431 SSD_FULL_SIZE, 2432 /*timeout*/5000); 2433 start_ccb->ccb_h.ccb_bp = NULL; 2434 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC; 2435 xpt_action(start_ccb); 2436 break; 2437 } 2438 case DA_STATE_PROBE_RC16: 2439 { 2440 struct scsi_read_capacity_data_long *rcaplong; 2441 2442 rcaplong = (struct scsi_read_capacity_data_long *) 2443 malloc(sizeof(*rcaplong), M_SCSIDA, M_NOWAIT|M_ZERO); 2444 if (rcaplong == NULL) { 2445 printf("dastart: Couldn't malloc read_capacity data\n"); 2446 /* da_free_periph??? */ 2447 break; 2448 } 2449 scsi_read_capacity_16(&start_ccb->csio, 2450 /*retries*/ da_retry_count, 2451 /*cbfcnp*/ dadone, 2452 /*tag_action*/ MSG_SIMPLE_Q_TAG, 2453 /*lba*/ 0, 2454 /*reladr*/ 0, 2455 /*pmi*/ 0, 2456 /*rcap_buf*/ (uint8_t *)rcaplong, 2457 /*rcap_buf_len*/ sizeof(*rcaplong), 2458 /*sense_len*/ SSD_FULL_SIZE, 2459 /*timeout*/ da_default_timeout * 1000); 2460 start_ccb->ccb_h.ccb_bp = NULL; 2461 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC16; 2462 xpt_action(start_ccb); 2463 break; 2464 } 2465 case DA_STATE_PROBE_LBP: 2466 { 2467 struct scsi_vpd_logical_block_prov *lbp; 2468 2469 if (!scsi_vpd_supported_page(periph, SVPD_LBP)) { 2470 /* 2471 * If we get here we don't support any SBC-3 delete 2472 * methods with UNMAP as the Logical Block Provisioning 2473 * VPD page support is required for devices which 2474 * support it according to T10/1799-D Revision 31 2475 * however older revisions of the spec don't mandate 2476 * this so we currently don't remove these methods 2477 * from the available set. 2478 */ 2479 softc->state = DA_STATE_PROBE_BLK_LIMITS; 2480 goto skipstate; 2481 } 2482 2483 lbp = (struct scsi_vpd_logical_block_prov *) 2484 malloc(sizeof(*lbp), M_SCSIDA, M_NOWAIT|M_ZERO); 2485 2486 if (lbp == NULL) { 2487 printf("dastart: Couldn't malloc lbp data\n"); 2488 /* da_free_periph??? */ 2489 break; 2490 } 2491 2492 scsi_inquiry(&start_ccb->csio, 2493 /*retries*/da_retry_count, 2494 /*cbfcnp*/dadone, 2495 /*tag_action*/MSG_SIMPLE_Q_TAG, 2496 /*inq_buf*/(u_int8_t *)lbp, 2497 /*inq_len*/sizeof(*lbp), 2498 /*evpd*/TRUE, 2499 /*page_code*/SVPD_LBP, 2500 /*sense_len*/SSD_MIN_SIZE, 2501 /*timeout*/da_default_timeout * 1000); 2502 start_ccb->ccb_h.ccb_bp = NULL; 2503 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_LBP; 2504 xpt_action(start_ccb); 2505 break; 2506 } 2507 case DA_STATE_PROBE_BLK_LIMITS: 2508 { 2509 struct scsi_vpd_block_limits *block_limits; 2510 2511 if (!scsi_vpd_supported_page(periph, SVPD_BLOCK_LIMITS)) { 2512 /* Not supported skip to next probe */ 2513 softc->state = DA_STATE_PROBE_BDC; 2514 goto skipstate; 2515 } 2516 2517 block_limits = (struct scsi_vpd_block_limits *) 2518 malloc(sizeof(*block_limits), M_SCSIDA, M_NOWAIT|M_ZERO); 2519 2520 if (block_limits == NULL) { 2521 printf("dastart: Couldn't malloc block_limits data\n"); 2522 /* da_free_periph??? */ 2523 break; 2524 } 2525 2526 scsi_inquiry(&start_ccb->csio, 2527 /*retries*/da_retry_count, 2528 /*cbfcnp*/dadone, 2529 /*tag_action*/MSG_SIMPLE_Q_TAG, 2530 /*inq_buf*/(u_int8_t *)block_limits, 2531 /*inq_len*/sizeof(*block_limits), 2532 /*evpd*/TRUE, 2533 /*page_code*/SVPD_BLOCK_LIMITS, 2534 /*sense_len*/SSD_MIN_SIZE, 2535 /*timeout*/da_default_timeout * 1000); 2536 start_ccb->ccb_h.ccb_bp = NULL; 2537 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BLK_LIMITS; 2538 xpt_action(start_ccb); 2539 break; 2540 } 2541 case DA_STATE_PROBE_BDC: 2542 { 2543 struct scsi_vpd_block_characteristics *bdc; 2544 2545 if (!scsi_vpd_supported_page(periph, SVPD_BDC)) { 2546 softc->state = DA_STATE_PROBE_ATA; 2547 goto skipstate; 2548 } 2549 2550 bdc = (struct scsi_vpd_block_characteristics *) 2551 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO); 2552 2553 if (bdc == NULL) { 2554 printf("dastart: Couldn't malloc bdc data\n"); 2555 /* da_free_periph??? */ 2556 break; 2557 } 2558 2559 scsi_inquiry(&start_ccb->csio, 2560 /*retries*/da_retry_count, 2561 /*cbfcnp*/dadone, 2562 /*tag_action*/MSG_SIMPLE_Q_TAG, 2563 /*inq_buf*/(u_int8_t *)bdc, 2564 /*inq_len*/sizeof(*bdc), 2565 /*evpd*/TRUE, 2566 /*page_code*/SVPD_BDC, 2567 /*sense_len*/SSD_MIN_SIZE, 2568 /*timeout*/da_default_timeout * 1000); 2569 start_ccb->ccb_h.ccb_bp = NULL; 2570 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BDC; 2571 xpt_action(start_ccb); 2572 break; 2573 } 2574 case DA_STATE_PROBE_ATA: 2575 { 2576 struct ata_params *ata_params; 2577 2578 if (!scsi_vpd_supported_page(periph, SVPD_ATA_INFORMATION)) { 2579 daprobedone(periph, start_ccb); 2580 break; 2581 } 2582 2583 ata_params = (struct ata_params*) 2584 malloc(sizeof(*ata_params), M_SCSIDA, M_NOWAIT|M_ZERO); 2585 2586 if (ata_params == NULL) { 2587 printf("dastart: Couldn't malloc ata_params data\n"); 2588 /* da_free_periph??? */ 2589 break; 2590 } 2591 2592 scsi_ata_identify(&start_ccb->csio, 2593 /*retries*/da_retry_count, 2594 /*cbfcnp*/dadone, 2595 /*tag_action*/MSG_SIMPLE_Q_TAG, 2596 /*data_ptr*/(u_int8_t *)ata_params, 2597 /*dxfer_len*/sizeof(*ata_params), 2598 /*sense_len*/SSD_FULL_SIZE, 2599 /*timeout*/da_default_timeout * 1000); 2600 start_ccb->ccb_h.ccb_bp = NULL; 2601 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA; 2602 xpt_action(start_ccb); 2603 break; 2604 } 2605 } 2606 } 2607 2608 /* 2609 * In each of the methods below, while its the caller's 2610 * responsibility to ensure the request will fit into a 2611 * single device request, we might have changed the delete 2612 * method due to the device incorrectly advertising either 2613 * its supported methods or limits. 2614 * 2615 * To prevent this causing further issues we validate the 2616 * against the methods limits, and warn which would 2617 * otherwise be unnecessary. 2618 */ 2619 static void 2620 da_delete_unmap(struct cam_periph *periph, union ccb *ccb, struct bio *bp) 2621 { 2622 struct da_softc *softc = (struct da_softc *)periph->softc;; 2623 struct bio *bp1; 2624 uint8_t *buf = softc->unmap_buf; 2625 uint64_t lba, lastlba = (uint64_t)-1; 2626 uint64_t totalcount = 0; 2627 uint64_t count; 2628 uint32_t lastcount = 0, c; 2629 uint32_t off, ranges = 0; 2630 2631 /* 2632 * Currently this doesn't take the UNMAP 2633 * Granularity and Granularity Alignment 2634 * fields into account. 2635 * 2636 * This could result in both unoptimal unmap 2637 * requests as as well as UNMAP calls unmapping 2638 * fewer LBA's than requested. 2639 */ 2640 2641 softc->delete_running = 1; 2642 bzero(softc->unmap_buf, sizeof(softc->unmap_buf)); 2643 bp1 = bp; 2644 do { 2645 bioq_remove(&softc->delete_queue, bp1); 2646 if (bp1 != bp) 2647 bioq_insert_tail(&softc->delete_run_queue, bp1); 2648 lba = bp1->bio_pblkno; 2649 count = bp1->bio_bcount / softc->params.secsize; 2650 2651 /* Try to extend the previous range. */ 2652 if (lba == lastlba) { 2653 c = omin(count, UNMAP_RANGE_MAX - lastcount); 2654 lastcount += c; 2655 off = ((ranges - 1) * UNMAP_RANGE_SIZE) + 2656 UNMAP_HEAD_SIZE; 2657 scsi_ulto4b(lastcount, &buf[off + 8]); 2658 count -= c; 2659 lba +=c; 2660 totalcount += c; 2661 } 2662 2663 while (count > 0) { 2664 c = omin(count, UNMAP_RANGE_MAX); 2665 if (totalcount + c > softc->unmap_max_lba || 2666 ranges >= softc->unmap_max_ranges) { 2667 xpt_print(periph->path, 2668 "%s issuing short delete %ld > %ld" 2669 "|| %d >= %d", 2670 da_delete_method_desc[softc->delete_method], 2671 totalcount + c, softc->unmap_max_lba, 2672 ranges, softc->unmap_max_ranges); 2673 break; 2674 } 2675 off = (ranges * UNMAP_RANGE_SIZE) + UNMAP_HEAD_SIZE; 2676 scsi_u64to8b(lba, &buf[off + 0]); 2677 scsi_ulto4b(c, &buf[off + 8]); 2678 lba += c; 2679 totalcount += c; 2680 ranges++; 2681 count -= c; 2682 lastcount = c; 2683 } 2684 lastlba = lba; 2685 bp1 = bioq_first(&softc->delete_queue); 2686 if (bp1 == NULL || ranges >= softc->unmap_max_ranges || 2687 totalcount + bp1->bio_bcount / 2688 softc->params.secsize > softc->unmap_max_lba) 2689 break; 2690 } while (1); 2691 scsi_ulto2b(ranges * 16 + 6, &buf[0]); 2692 scsi_ulto2b(ranges * 16, &buf[2]); 2693 2694 scsi_unmap(&ccb->csio, 2695 /*retries*/da_retry_count, 2696 /*cbfcnp*/dadone, 2697 /*tag_action*/MSG_SIMPLE_Q_TAG, 2698 /*byte2*/0, 2699 /*data_ptr*/ buf, 2700 /*dxfer_len*/ ranges * 16 + 8, 2701 /*sense_len*/SSD_FULL_SIZE, 2702 da_default_timeout * 1000); 2703 ccb->ccb_h.ccb_state = DA_CCB_DELETE; 2704 ccb->ccb_h.flags |= CAM_UNLOCKED; 2705 } 2706 2707 static void 2708 da_delete_trim(struct cam_periph *periph, union ccb *ccb, struct bio *bp) 2709 { 2710 struct da_softc *softc = (struct da_softc *)periph->softc; 2711 struct bio *bp1; 2712 uint8_t *buf = softc->unmap_buf; 2713 uint64_t lastlba = (uint64_t)-1; 2714 uint64_t count; 2715 uint64_t lba; 2716 uint32_t lastcount = 0, c, requestcount; 2717 int ranges = 0, off, block_count; 2718 2719 softc->delete_running = 1; 2720 bzero(softc->unmap_buf, sizeof(softc->unmap_buf)); 2721 bp1 = bp; 2722 do { 2723 bioq_remove(&softc->delete_queue, bp1); 2724 if (bp1 != bp) 2725 bioq_insert_tail(&softc->delete_run_queue, bp1); 2726 lba = bp1->bio_pblkno; 2727 count = bp1->bio_bcount / softc->params.secsize; 2728 requestcount = count; 2729 2730 /* Try to extend the previous range. */ 2731 if (lba == lastlba) { 2732 c = omin(count, ATA_DSM_RANGE_MAX - lastcount); 2733 lastcount += c; 2734 off = (ranges - 1) * 8; 2735 buf[off + 6] = lastcount & 0xff; 2736 buf[off + 7] = (lastcount >> 8) & 0xff; 2737 count -= c; 2738 lba += c; 2739 } 2740 2741 while (count > 0) { 2742 c = omin(count, ATA_DSM_RANGE_MAX); 2743 off = ranges * 8; 2744 2745 buf[off + 0] = lba & 0xff; 2746 buf[off + 1] = (lba >> 8) & 0xff; 2747 buf[off + 2] = (lba >> 16) & 0xff; 2748 buf[off + 3] = (lba >> 24) & 0xff; 2749 buf[off + 4] = (lba >> 32) & 0xff; 2750 buf[off + 5] = (lba >> 40) & 0xff; 2751 buf[off + 6] = c & 0xff; 2752 buf[off + 7] = (c >> 8) & 0xff; 2753 lba += c; 2754 ranges++; 2755 count -= c; 2756 lastcount = c; 2757 if (count != 0 && ranges == softc->trim_max_ranges) { 2758 xpt_print(periph->path, 2759 "%s issuing short delete %ld > %ld\n", 2760 da_delete_method_desc[softc->delete_method], 2761 requestcount, 2762 (softc->trim_max_ranges - ranges) * 2763 ATA_DSM_RANGE_MAX); 2764 break; 2765 } 2766 } 2767 lastlba = lba; 2768 bp1 = bioq_first(&softc->delete_queue); 2769 if (bp1 == NULL || bp1->bio_bcount / softc->params.secsize > 2770 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) 2771 break; 2772 } while (1); 2773 2774 block_count = (ranges + ATA_DSM_BLK_RANGES - 1) / ATA_DSM_BLK_RANGES; 2775 scsi_ata_trim(&ccb->csio, 2776 /*retries*/da_retry_count, 2777 /*cbfcnp*/dadone, 2778 /*tag_action*/MSG_SIMPLE_Q_TAG, 2779 block_count, 2780 /*data_ptr*/buf, 2781 /*dxfer_len*/block_count * ATA_DSM_BLK_SIZE, 2782 /*sense_len*/SSD_FULL_SIZE, 2783 da_default_timeout * 1000); 2784 ccb->ccb_h.ccb_state = DA_CCB_DELETE; 2785 ccb->ccb_h.flags |= CAM_UNLOCKED; 2786 } 2787 2788 /* 2789 * We calculate ws_max_blks here based off d_delmaxsize instead 2790 * of using softc->ws_max_blks as it is absolute max for the 2791 * device not the protocol max which may well be lower. 2792 */ 2793 static void 2794 da_delete_ws(struct cam_periph *periph, union ccb *ccb, struct bio *bp) 2795 { 2796 struct da_softc *softc; 2797 struct bio *bp1; 2798 uint64_t ws_max_blks; 2799 uint64_t lba; 2800 uint64_t count; /* forward compat with WS32 */ 2801 2802 softc = (struct da_softc *)periph->softc; 2803 ws_max_blks = softc->disk->d_delmaxsize / softc->params.secsize; 2804 softc->delete_running = 1; 2805 lba = bp->bio_pblkno; 2806 count = 0; 2807 bp1 = bp; 2808 do { 2809 bioq_remove(&softc->delete_queue, bp1); 2810 if (bp1 != bp) 2811 bioq_insert_tail(&softc->delete_run_queue, bp1); 2812 count += bp1->bio_bcount / softc->params.secsize; 2813 if (count > ws_max_blks) { 2814 xpt_print(periph->path, 2815 "%s issuing short delete %ld > %ld\n", 2816 da_delete_method_desc[softc->delete_method], 2817 count, ws_max_blks); 2818 count = omin(count, ws_max_blks); 2819 break; 2820 } 2821 bp1 = bioq_first(&softc->delete_queue); 2822 if (bp1 == NULL || lba + count != bp1->bio_pblkno || 2823 count + bp1->bio_bcount / 2824 softc->params.secsize > ws_max_blks) 2825 break; 2826 } while (1); 2827 2828 scsi_write_same(&ccb->csio, 2829 /*retries*/da_retry_count, 2830 /*cbfcnp*/dadone, 2831 /*tag_action*/MSG_SIMPLE_Q_TAG, 2832 /*byte2*/softc->delete_method == 2833 DA_DELETE_ZERO ? 0 : SWS_UNMAP, 2834 softc->delete_method == DA_DELETE_WS16 ? 16 : 10, 2835 /*lba*/lba, 2836 /*block_count*/count, 2837 /*data_ptr*/ __DECONST(void *, zero_region), 2838 /*dxfer_len*/ softc->params.secsize, 2839 /*sense_len*/SSD_FULL_SIZE, 2840 da_default_timeout * 1000); 2841 ccb->ccb_h.ccb_state = DA_CCB_DELETE; 2842 ccb->ccb_h.flags |= CAM_UNLOCKED; 2843 } 2844 2845 static int 2846 cmd6workaround(union ccb *ccb) 2847 { 2848 struct scsi_rw_6 cmd6; 2849 struct scsi_rw_10 *cmd10; 2850 struct da_softc *softc; 2851 u_int8_t *cdb; 2852 struct bio *bp; 2853 int frozen; 2854 2855 cdb = ccb->csio.cdb_io.cdb_bytes; 2856 softc = (struct da_softc *)xpt_path_periph(ccb->ccb_h.path)->softc; 2857 2858 if (ccb->ccb_h.ccb_state == DA_CCB_DELETE) { 2859 da_delete_methods old_method = softc->delete_method; 2860 2861 /* 2862 * Typically there are two reasons for failure here 2863 * 1. Delete method was detected as supported but isn't 2864 * 2. Delete failed due to invalid params e.g. too big 2865 * 2866 * While we will attempt to choose an alternative delete method 2867 * this may result in short deletes if the existing delete 2868 * requests from geom are big for the new method choosen. 2869 * 2870 * This method assumes that the error which triggered this 2871 * will not retry the io otherwise a panic will occur 2872 */ 2873 dadeleteflag(softc, old_method, 0); 2874 dadeletemethodchoose(softc, DA_DELETE_DISABLE); 2875 if (softc->delete_method == DA_DELETE_DISABLE) 2876 xpt_print(ccb->ccb_h.path, 2877 "%s failed, disabling BIO_DELETE\n", 2878 da_delete_method_desc[old_method]); 2879 else 2880 xpt_print(ccb->ccb_h.path, 2881 "%s failed, switching to %s BIO_DELETE\n", 2882 da_delete_method_desc[old_method], 2883 da_delete_method_desc[softc->delete_method]); 2884 2885 while ((bp = bioq_takefirst(&softc->delete_run_queue)) != NULL) 2886 bioq_disksort(&softc->delete_queue, bp); 2887 bioq_disksort(&softc->delete_queue, 2888 (struct bio *)ccb->ccb_h.ccb_bp); 2889 ccb->ccb_h.ccb_bp = NULL; 2890 return (0); 2891 } 2892 2893 /* Detect unsupported PREVENT ALLOW MEDIUM REMOVAL. */ 2894 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 && 2895 (*cdb == PREVENT_ALLOW) && 2896 (softc->quirks & DA_Q_NO_PREVENT) == 0) { 2897 if (bootverbose) 2898 xpt_print(ccb->ccb_h.path, 2899 "PREVENT ALLOW MEDIUM REMOVAL not supported.\n"); 2900 softc->quirks |= DA_Q_NO_PREVENT; 2901 return (0); 2902 } 2903 2904 /* Detect unsupported SYNCHRONIZE CACHE(10). */ 2905 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 && 2906 (*cdb == SYNCHRONIZE_CACHE) && 2907 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) { 2908 if (bootverbose) 2909 xpt_print(ccb->ccb_h.path, 2910 "SYNCHRONIZE CACHE(10) not supported.\n"); 2911 softc->quirks |= DA_Q_NO_SYNC_CACHE; 2912 softc->disk->d_flags &= ~DISKFLAG_CANFLUSHCACHE; 2913 return (0); 2914 } 2915 2916 /* Translation only possible if CDB is an array and cmd is R/W6 */ 2917 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0 || 2918 (*cdb != READ_6 && *cdb != WRITE_6)) 2919 return 0; 2920 2921 xpt_print(ccb->ccb_h.path, "READ(6)/WRITE(6) not supported, " 2922 "increasing minimum_cmd_size to 10.\n"); 2923 softc->minimum_cmd_size = 10; 2924 2925 bcopy(cdb, &cmd6, sizeof(struct scsi_rw_6)); 2926 cmd10 = (struct scsi_rw_10 *)cdb; 2927 cmd10->opcode = (cmd6.opcode == READ_6) ? READ_10 : WRITE_10; 2928 cmd10->byte2 = 0; 2929 scsi_ulto4b(scsi_3btoul(cmd6.addr), cmd10->addr); 2930 cmd10->reserved = 0; 2931 scsi_ulto2b(cmd6.length, cmd10->length); 2932 cmd10->control = cmd6.control; 2933 ccb->csio.cdb_len = sizeof(*cmd10); 2934 2935 /* Requeue request, unfreezing queue if necessary */ 2936 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0; 2937 ccb->ccb_h.status = CAM_REQUEUE_REQ; 2938 xpt_action(ccb); 2939 if (frozen) { 2940 cam_release_devq(ccb->ccb_h.path, 2941 /*relsim_flags*/0, 2942 /*reduction*/0, 2943 /*timeout*/0, 2944 /*getcount_only*/0); 2945 } 2946 return (ERESTART); 2947 } 2948 2949 static void 2950 dadone(struct cam_periph *periph, union ccb *done_ccb) 2951 { 2952 struct da_softc *softc; 2953 struct ccb_scsiio *csio; 2954 u_int32_t priority; 2955 da_ccb_state state; 2956 2957 softc = (struct da_softc *)periph->softc; 2958 priority = done_ccb->ccb_h.pinfo.priority; 2959 2960 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone\n")); 2961 2962 csio = &done_ccb->csio; 2963 state = csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK; 2964 switch (state) { 2965 case DA_CCB_BUFFER_IO: 2966 case DA_CCB_DELETE: 2967 { 2968 struct bio *bp, *bp1; 2969 2970 cam_periph_lock(periph); 2971 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2972 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2973 int error; 2974 int sf; 2975 2976 if ((csio->ccb_h.ccb_state & DA_CCB_RETRY_UA) != 0) 2977 sf = SF_RETRY_UA; 2978 else 2979 sf = 0; 2980 2981 error = daerror(done_ccb, CAM_RETRY_SELTO, sf); 2982 if (error == ERESTART) { 2983 /* 2984 * A retry was scheduled, so 2985 * just return. 2986 */ 2987 cam_periph_unlock(periph); 2988 return; 2989 } 2990 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2991 if (error != 0) { 2992 int queued_error; 2993 2994 /* 2995 * return all queued I/O with EIO, so that 2996 * the client can retry these I/Os in the 2997 * proper order should it attempt to recover. 2998 */ 2999 queued_error = EIO; 3000 3001 if (error == ENXIO 3002 && (softc->flags & DA_FLAG_PACK_INVALID)== 0) { 3003 /* 3004 * Catastrophic error. Mark our pack as 3005 * invalid. 3006 */ 3007 /* 3008 * XXX See if this is really a media 3009 * XXX change first? 3010 */ 3011 xpt_print(periph->path, 3012 "Invalidating pack\n"); 3013 softc->flags |= DA_FLAG_PACK_INVALID; 3014 queued_error = ENXIO; 3015 } 3016 bioq_flush(&softc->bio_queue, NULL, 3017 queued_error); 3018 if (bp != NULL) { 3019 bp->bio_error = error; 3020 bp->bio_resid = bp->bio_bcount; 3021 bp->bio_flags |= BIO_ERROR; 3022 } 3023 } else if (bp != NULL) { 3024 if (state == DA_CCB_DELETE) 3025 bp->bio_resid = 0; 3026 else 3027 bp->bio_resid = csio->resid; 3028 bp->bio_error = 0; 3029 if (bp->bio_resid != 0) 3030 bp->bio_flags |= BIO_ERROR; 3031 } 3032 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 3033 cam_release_devq(done_ccb->ccb_h.path, 3034 /*relsim_flags*/0, 3035 /*reduction*/0, 3036 /*timeout*/0, 3037 /*getcount_only*/0); 3038 } else if (bp != NULL) { 3039 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 3040 panic("REQ_CMP with QFRZN"); 3041 if (state == DA_CCB_DELETE) 3042 bp->bio_resid = 0; 3043 else 3044 bp->bio_resid = csio->resid; 3045 if (csio->resid > 0) 3046 bp->bio_flags |= BIO_ERROR; 3047 if (softc->error_inject != 0) { 3048 bp->bio_error = softc->error_inject; 3049 bp->bio_resid = bp->bio_bcount; 3050 bp->bio_flags |= BIO_ERROR; 3051 softc->error_inject = 0; 3052 } 3053 } 3054 3055 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le); 3056 if (LIST_EMPTY(&softc->pending_ccbs)) 3057 softc->flags |= DA_FLAG_WAS_OTAG; 3058 3059 xpt_release_ccb(done_ccb); 3060 if (state == DA_CCB_DELETE) { 3061 TAILQ_HEAD(, bio) queue; 3062 3063 TAILQ_INIT(&queue); 3064 TAILQ_CONCAT(&queue, &softc->delete_run_queue.queue, bio_queue); 3065 softc->delete_run_queue.insert_point = NULL; 3066 /* 3067 * Normally, the xpt_release_ccb() above would make sure 3068 * that when we have more work to do, that work would 3069 * get kicked off. However, we specifically keep 3070 * delete_running set to 0 before the call above to 3071 * allow other I/O to progress when many BIO_DELETE 3072 * requests are pushed down. We set delete_running to 0 3073 * and call daschedule again so that we don't stall if 3074 * there are no other I/Os pending apart from BIO_DELETEs. 3075 */ 3076 softc->delete_running = 0; 3077 daschedule(periph); 3078 cam_periph_unlock(periph); 3079 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 3080 TAILQ_REMOVE(&queue, bp1, bio_queue); 3081 bp1->bio_error = bp->bio_error; 3082 if (bp->bio_flags & BIO_ERROR) { 3083 bp1->bio_flags |= BIO_ERROR; 3084 bp1->bio_resid = bp1->bio_bcount; 3085 } else 3086 bp1->bio_resid = 0; 3087 biodone(bp1); 3088 } 3089 } else 3090 cam_periph_unlock(periph); 3091 if (bp != NULL) 3092 biodone(bp); 3093 return; 3094 } 3095 case DA_CCB_PROBE_RC: 3096 case DA_CCB_PROBE_RC16: 3097 { 3098 struct scsi_read_capacity_data *rdcap; 3099 struct scsi_read_capacity_data_long *rcaplong; 3100 char announce_buf[80]; 3101 int lbp; 3102 3103 lbp = 0; 3104 rdcap = NULL; 3105 rcaplong = NULL; 3106 if (state == DA_CCB_PROBE_RC) 3107 rdcap =(struct scsi_read_capacity_data *)csio->data_ptr; 3108 else 3109 rcaplong = (struct scsi_read_capacity_data_long *) 3110 csio->data_ptr; 3111 3112 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3113 struct disk_params *dp; 3114 uint32_t block_size; 3115 uint64_t maxsector; 3116 u_int lalba; /* Lowest aligned LBA. */ 3117 3118 if (state == DA_CCB_PROBE_RC) { 3119 block_size = scsi_4btoul(rdcap->length); 3120 maxsector = scsi_4btoul(rdcap->addr); 3121 lalba = 0; 3122 3123 /* 3124 * According to SBC-2, if the standard 10 3125 * byte READ CAPACITY command returns 2^32, 3126 * we should issue the 16 byte version of 3127 * the command, since the device in question 3128 * has more sectors than can be represented 3129 * with the short version of the command. 3130 */ 3131 if (maxsector == 0xffffffff) { 3132 free(rdcap, M_SCSIDA); 3133 xpt_release_ccb(done_ccb); 3134 softc->state = DA_STATE_PROBE_RC16; 3135 xpt_schedule(periph, priority); 3136 return; 3137 } 3138 } else { 3139 block_size = scsi_4btoul(rcaplong->length); 3140 maxsector = scsi_8btou64(rcaplong->addr); 3141 lalba = scsi_2btoul(rcaplong->lalba_lbp); 3142 } 3143 3144 /* 3145 * Because GEOM code just will panic us if we 3146 * give them an 'illegal' value we'll avoid that 3147 * here. 3148 */ 3149 if (block_size == 0) { 3150 block_size = 512; 3151 if (maxsector == 0) 3152 maxsector = -1; 3153 } 3154 if (block_size >= MAXPHYS) { 3155 xpt_print(periph->path, 3156 "unsupportable block size %ju\n", 3157 (uintmax_t) block_size); 3158 announce_buf[0] = '\0'; 3159 cam_periph_invalidate(periph); 3160 } else { 3161 /* 3162 * We pass rcaplong into dasetgeom(), 3163 * because it will only use it if it is 3164 * non-NULL. 3165 */ 3166 dasetgeom(periph, block_size, maxsector, 3167 rcaplong, sizeof(*rcaplong)); 3168 lbp = (lalba & SRC16_LBPME_A); 3169 dp = &softc->params; 3170 snprintf(announce_buf, sizeof(announce_buf), 3171 "%juMB (%ju %u byte sectors)", 3172 ((uintmax_t)dp->secsize * dp->sectors) / 3173 (1024 * 1024), 3174 (uintmax_t)dp->sectors, dp->secsize); 3175 } 3176 } else { 3177 int error; 3178 3179 announce_buf[0] = '\0'; 3180 3181 /* 3182 * Retry any UNIT ATTENTION type errors. They 3183 * are expected at boot. 3184 */ 3185 error = daerror(done_ccb, CAM_RETRY_SELTO, 3186 SF_RETRY_UA|SF_NO_PRINT); 3187 if (error == ERESTART) { 3188 /* 3189 * A retry was scheuled, so 3190 * just return. 3191 */ 3192 return; 3193 } else if (error != 0) { 3194 int asc, ascq; 3195 int sense_key, error_code; 3196 int have_sense; 3197 cam_status status; 3198 struct ccb_getdev cgd; 3199 3200 /* Don't wedge this device's queue */ 3201 status = done_ccb->ccb_h.status; 3202 if ((status & CAM_DEV_QFRZN) != 0) 3203 cam_release_devq(done_ccb->ccb_h.path, 3204 /*relsim_flags*/0, 3205 /*reduction*/0, 3206 /*timeout*/0, 3207 /*getcount_only*/0); 3208 3209 3210 xpt_setup_ccb(&cgd.ccb_h, 3211 done_ccb->ccb_h.path, 3212 CAM_PRIORITY_NORMAL); 3213 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 3214 xpt_action((union ccb *)&cgd); 3215 3216 if (scsi_extract_sense_ccb(done_ccb, 3217 &error_code, &sense_key, &asc, &ascq)) 3218 have_sense = TRUE; 3219 else 3220 have_sense = FALSE; 3221 3222 /* 3223 * If we tried READ CAPACITY(16) and failed, 3224 * fallback to READ CAPACITY(10). 3225 */ 3226 if ((state == DA_CCB_PROBE_RC16) && 3227 (softc->flags & DA_FLAG_CAN_RC16) && 3228 (((csio->ccb_h.status & CAM_STATUS_MASK) == 3229 CAM_REQ_INVALID) || 3230 ((have_sense) && 3231 (error_code == SSD_CURRENT_ERROR) && 3232 (sense_key == SSD_KEY_ILLEGAL_REQUEST)))) { 3233 softc->flags &= ~DA_FLAG_CAN_RC16; 3234 free(rdcap, M_SCSIDA); 3235 xpt_release_ccb(done_ccb); 3236 softc->state = DA_STATE_PROBE_RC; 3237 xpt_schedule(periph, priority); 3238 return; 3239 } 3240 3241 /* 3242 * Attach to anything that claims to be a 3243 * direct access or optical disk device, 3244 * as long as it doesn't return a "Logical 3245 * unit not supported" (0x25) error. 3246 */ 3247 if ((have_sense) && (asc != 0x25) 3248 && (error_code == SSD_CURRENT_ERROR)) { 3249 const char *sense_key_desc; 3250 const char *asc_desc; 3251 3252 dasetgeom(periph, 512, -1, NULL, 0); 3253 scsi_sense_desc(sense_key, asc, ascq, 3254 &cgd.inq_data, 3255 &sense_key_desc, 3256 &asc_desc); 3257 snprintf(announce_buf, 3258 sizeof(announce_buf), 3259 "Attempt to query device " 3260 "size failed: %s, %s", 3261 sense_key_desc, 3262 asc_desc); 3263 } else { 3264 if (have_sense) 3265 scsi_sense_print( 3266 &done_ccb->csio); 3267 else { 3268 xpt_print(periph->path, 3269 "got CAM status %#x\n", 3270 done_ccb->ccb_h.status); 3271 } 3272 3273 xpt_print(periph->path, "fatal error, " 3274 "failed to attach to device\n"); 3275 3276 /* 3277 * Free up resources. 3278 */ 3279 cam_periph_invalidate(periph); 3280 } 3281 } 3282 } 3283 free(csio->data_ptr, M_SCSIDA); 3284 if (announce_buf[0] != '\0' && 3285 ((softc->flags & DA_FLAG_ANNOUNCED) == 0)) { 3286 /* 3287 * Create our sysctl variables, now that we know 3288 * we have successfully attached. 3289 */ 3290 /* increase the refcount */ 3291 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 3292 taskqueue_enqueue(taskqueue_thread, 3293 &softc->sysctl_task); 3294 xpt_announce_periph(periph, announce_buf); 3295 xpt_announce_quirks(periph, softc->quirks, 3296 DA_Q_BIT_STRING); 3297 } else { 3298 xpt_print(periph->path, "fatal error, " 3299 "could not acquire reference count\n"); 3300 } 3301 } 3302 3303 /* We already probed the device. */ 3304 if (softc->flags & DA_FLAG_PROBED) { 3305 daprobedone(periph, done_ccb); 3306 return; 3307 } 3308 3309 /* Ensure re-probe doesn't see old delete. */ 3310 softc->delete_available = 0; 3311 dadeleteflag(softc, DA_DELETE_ZERO, 1); 3312 if (lbp && (softc->quirks & DA_Q_NO_UNMAP) == 0) { 3313 /* 3314 * Based on older SBC-3 spec revisions 3315 * any of the UNMAP methods "may" be 3316 * available via LBP given this flag so 3317 * we flag all of them as availble and 3318 * then remove those which further 3319 * probes confirm aren't available 3320 * later. 3321 * 3322 * We could also check readcap(16) p_type 3323 * flag to exclude one or more invalid 3324 * write same (X) types here 3325 */ 3326 dadeleteflag(softc, DA_DELETE_WS16, 1); 3327 dadeleteflag(softc, DA_DELETE_WS10, 1); 3328 dadeleteflag(softc, DA_DELETE_UNMAP, 1); 3329 3330 xpt_release_ccb(done_ccb); 3331 softc->state = DA_STATE_PROBE_LBP; 3332 xpt_schedule(periph, priority); 3333 return; 3334 } 3335 3336 xpt_release_ccb(done_ccb); 3337 softc->state = DA_STATE_PROBE_BDC; 3338 xpt_schedule(periph, priority); 3339 return; 3340 } 3341 case DA_CCB_PROBE_LBP: 3342 { 3343 struct scsi_vpd_logical_block_prov *lbp; 3344 3345 lbp = (struct scsi_vpd_logical_block_prov *)csio->data_ptr; 3346 3347 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3348 /* 3349 * T10/1799-D Revision 31 states at least one of these 3350 * must be supported but we don't currently enforce this. 3351 */ 3352 dadeleteflag(softc, DA_DELETE_WS16, 3353 (lbp->flags & SVPD_LBP_WS16)); 3354 dadeleteflag(softc, DA_DELETE_WS10, 3355 (lbp->flags & SVPD_LBP_WS10)); 3356 dadeleteflag(softc, DA_DELETE_UNMAP, 3357 (lbp->flags & SVPD_LBP_UNMAP)); 3358 } else { 3359 int error; 3360 error = daerror(done_ccb, CAM_RETRY_SELTO, 3361 SF_RETRY_UA|SF_NO_PRINT); 3362 if (error == ERESTART) 3363 return; 3364 else if (error != 0) { 3365 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3366 /* Don't wedge this device's queue */ 3367 cam_release_devq(done_ccb->ccb_h.path, 3368 /*relsim_flags*/0, 3369 /*reduction*/0, 3370 /*timeout*/0, 3371 /*getcount_only*/0); 3372 } 3373 3374 /* 3375 * Failure indicates we don't support any SBC-3 3376 * delete methods with UNMAP 3377 */ 3378 } 3379 } 3380 3381 free(lbp, M_SCSIDA); 3382 xpt_release_ccb(done_ccb); 3383 softc->state = DA_STATE_PROBE_BLK_LIMITS; 3384 xpt_schedule(periph, priority); 3385 return; 3386 } 3387 case DA_CCB_PROBE_BLK_LIMITS: 3388 { 3389 struct scsi_vpd_block_limits *block_limits; 3390 3391 block_limits = (struct scsi_vpd_block_limits *)csio->data_ptr; 3392 3393 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3394 uint32_t max_txfer_len = scsi_4btoul( 3395 block_limits->max_txfer_len); 3396 uint32_t max_unmap_lba_cnt = scsi_4btoul( 3397 block_limits->max_unmap_lba_cnt); 3398 uint32_t max_unmap_blk_cnt = scsi_4btoul( 3399 block_limits->max_unmap_blk_cnt); 3400 uint64_t ws_max_blks = scsi_8btou64( 3401 block_limits->max_write_same_length); 3402 3403 if (max_txfer_len != 0) { 3404 softc->disk->d_maxsize = MIN(softc->maxio, 3405 (off_t)max_txfer_len * softc->params.secsize); 3406 } 3407 3408 /* 3409 * We should already support UNMAP but we check lba 3410 * and block count to be sure 3411 */ 3412 if (max_unmap_lba_cnt != 0x00L && 3413 max_unmap_blk_cnt != 0x00L) { 3414 softc->unmap_max_lba = max_unmap_lba_cnt; 3415 softc->unmap_max_ranges = min(max_unmap_blk_cnt, 3416 UNMAP_MAX_RANGES); 3417 } else { 3418 /* 3419 * Unexpected UNMAP limits which means the 3420 * device doesn't actually support UNMAP 3421 */ 3422 dadeleteflag(softc, DA_DELETE_UNMAP, 0); 3423 } 3424 3425 if (ws_max_blks != 0x00L) 3426 softc->ws_max_blks = ws_max_blks; 3427 } else { 3428 int error; 3429 error = daerror(done_ccb, CAM_RETRY_SELTO, 3430 SF_RETRY_UA|SF_NO_PRINT); 3431 if (error == ERESTART) 3432 return; 3433 else if (error != 0) { 3434 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3435 /* Don't wedge this device's queue */ 3436 cam_release_devq(done_ccb->ccb_h.path, 3437 /*relsim_flags*/0, 3438 /*reduction*/0, 3439 /*timeout*/0, 3440 /*getcount_only*/0); 3441 } 3442 3443 /* 3444 * Failure here doesn't mean UNMAP is not 3445 * supported as this is an optional page. 3446 */ 3447 softc->unmap_max_lba = 1; 3448 softc->unmap_max_ranges = 1; 3449 } 3450 } 3451 3452 free(block_limits, M_SCSIDA); 3453 xpt_release_ccb(done_ccb); 3454 softc->state = DA_STATE_PROBE_BDC; 3455 xpt_schedule(periph, priority); 3456 return; 3457 } 3458 case DA_CCB_PROBE_BDC: 3459 { 3460 struct scsi_vpd_block_characteristics *bdc; 3461 3462 bdc = (struct scsi_vpd_block_characteristics *)csio->data_ptr; 3463 3464 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3465 /* 3466 * Disable queue sorting for non-rotational media 3467 * by default. 3468 */ 3469 u_int16_t old_rate = softc->disk->d_rotation_rate; 3470 3471 softc->disk->d_rotation_rate = 3472 scsi_2btoul(bdc->medium_rotation_rate); 3473 if (softc->disk->d_rotation_rate == 3474 SVPD_BDC_RATE_NON_ROTATING) { 3475 softc->sort_io_queue = 0; 3476 } 3477 if (softc->disk->d_rotation_rate != old_rate) { 3478 disk_attr_changed(softc->disk, 3479 "GEOM::rotation_rate", M_NOWAIT); 3480 } 3481 } else { 3482 int error; 3483 error = daerror(done_ccb, CAM_RETRY_SELTO, 3484 SF_RETRY_UA|SF_NO_PRINT); 3485 if (error == ERESTART) 3486 return; 3487 else if (error != 0) { 3488 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3489 /* Don't wedge this device's queue */ 3490 cam_release_devq(done_ccb->ccb_h.path, 3491 /*relsim_flags*/0, 3492 /*reduction*/0, 3493 /*timeout*/0, 3494 /*getcount_only*/0); 3495 } 3496 } 3497 } 3498 3499 free(bdc, M_SCSIDA); 3500 xpt_release_ccb(done_ccb); 3501 softc->state = DA_STATE_PROBE_ATA; 3502 xpt_schedule(periph, priority); 3503 return; 3504 } 3505 case DA_CCB_PROBE_ATA: 3506 { 3507 int i; 3508 struct ata_params *ata_params; 3509 int16_t *ptr; 3510 3511 ata_params = (struct ata_params *)csio->data_ptr; 3512 ptr = (uint16_t *)ata_params; 3513 3514 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3515 uint16_t old_rate; 3516 3517 for (i = 0; i < sizeof(*ata_params) / 2; i++) 3518 ptr[i] = le16toh(ptr[i]); 3519 if (ata_params->support_dsm & ATA_SUPPORT_DSM_TRIM && 3520 (softc->quirks & DA_Q_NO_UNMAP) == 0) { 3521 dadeleteflag(softc, DA_DELETE_ATA_TRIM, 1); 3522 if (ata_params->max_dsm_blocks != 0) 3523 softc->trim_max_ranges = min( 3524 softc->trim_max_ranges, 3525 ata_params->max_dsm_blocks * 3526 ATA_DSM_BLK_RANGES); 3527 } 3528 /* 3529 * Disable queue sorting for non-rotational media 3530 * by default. 3531 */ 3532 old_rate = softc->disk->d_rotation_rate; 3533 softc->disk->d_rotation_rate = 3534 ata_params->media_rotation_rate; 3535 if (softc->disk->d_rotation_rate == 3536 ATA_RATE_NON_ROTATING) { 3537 softc->sort_io_queue = 0; 3538 } 3539 3540 if (softc->disk->d_rotation_rate != old_rate) { 3541 disk_attr_changed(softc->disk, 3542 "GEOM::rotation_rate", M_NOWAIT); 3543 } 3544 } else { 3545 int error; 3546 error = daerror(done_ccb, CAM_RETRY_SELTO, 3547 SF_RETRY_UA|SF_NO_PRINT); 3548 if (error == ERESTART) 3549 return; 3550 else if (error != 0) { 3551 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3552 /* Don't wedge this device's queue */ 3553 cam_release_devq(done_ccb->ccb_h.path, 3554 /*relsim_flags*/0, 3555 /*reduction*/0, 3556 /*timeout*/0, 3557 /*getcount_only*/0); 3558 } 3559 } 3560 } 3561 3562 free(ata_params, M_SCSIDA); 3563 daprobedone(periph, done_ccb); 3564 return; 3565 } 3566 case DA_CCB_DUMP: 3567 /* No-op. We're polling */ 3568 return; 3569 case DA_CCB_TUR: 3570 { 3571 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3572 3573 if (daerror(done_ccb, CAM_RETRY_SELTO, 3574 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) == 3575 ERESTART) 3576 return; 3577 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 3578 cam_release_devq(done_ccb->ccb_h.path, 3579 /*relsim_flags*/0, 3580 /*reduction*/0, 3581 /*timeout*/0, 3582 /*getcount_only*/0); 3583 } 3584 xpt_release_ccb(done_ccb); 3585 cam_periph_release_locked(periph); 3586 return; 3587 } 3588 default: 3589 break; 3590 } 3591 xpt_release_ccb(done_ccb); 3592 } 3593 3594 static void 3595 dareprobe(struct cam_periph *periph) 3596 { 3597 struct da_softc *softc; 3598 cam_status status; 3599 3600 softc = (struct da_softc *)periph->softc; 3601 3602 /* Probe in progress; don't interfere. */ 3603 if (softc->state != DA_STATE_NORMAL) 3604 return; 3605 3606 status = cam_periph_acquire(periph); 3607 KASSERT(status == CAM_REQ_CMP, 3608 ("dareprobe: cam_periph_acquire failed")); 3609 3610 if (softc->flags & DA_FLAG_CAN_RC16) 3611 softc->state = DA_STATE_PROBE_RC16; 3612 else 3613 softc->state = DA_STATE_PROBE_RC; 3614 3615 xpt_schedule(periph, CAM_PRIORITY_DEV); 3616 } 3617 3618 static int 3619 daerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3620 { 3621 struct da_softc *softc; 3622 struct cam_periph *periph; 3623 int error, error_code, sense_key, asc, ascq; 3624 3625 periph = xpt_path_periph(ccb->ccb_h.path); 3626 softc = (struct da_softc *)periph->softc; 3627 3628 /* 3629 * Automatically detect devices that do not support 3630 * READ(6)/WRITE(6) and upgrade to using 10 byte cdbs. 3631 */ 3632 error = 0; 3633 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) { 3634 error = cmd6workaround(ccb); 3635 } else if (scsi_extract_sense_ccb(ccb, 3636 &error_code, &sense_key, &asc, &ascq)) { 3637 if (sense_key == SSD_KEY_ILLEGAL_REQUEST) 3638 error = cmd6workaround(ccb); 3639 /* 3640 * If the target replied with CAPACITY DATA HAS CHANGED UA, 3641 * query the capacity and notify upper layers. 3642 */ 3643 else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3644 asc == 0x2A && ascq == 0x09) { 3645 xpt_print(periph->path, "Capacity data has changed\n"); 3646 softc->flags &= ~DA_FLAG_PROBED; 3647 dareprobe(periph); 3648 sense_flags |= SF_NO_PRINT; 3649 } else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3650 asc == 0x28 && ascq == 0x00) { 3651 softc->flags &= ~DA_FLAG_PROBED; 3652 disk_media_changed(softc->disk, M_NOWAIT); 3653 } else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3654 asc == 0x3F && ascq == 0x03) { 3655 xpt_print(periph->path, "INQUIRY data has changed\n"); 3656 softc->flags &= ~DA_FLAG_PROBED; 3657 dareprobe(periph); 3658 sense_flags |= SF_NO_PRINT; 3659 } else if (sense_key == SSD_KEY_NOT_READY && 3660 asc == 0x3a && (softc->flags & DA_FLAG_PACK_INVALID) == 0) { 3661 softc->flags |= DA_FLAG_PACK_INVALID; 3662 disk_media_gone(softc->disk, M_NOWAIT); 3663 } 3664 } 3665 if (error == ERESTART) 3666 return (ERESTART); 3667 3668 /* 3669 * XXX 3670 * Until we have a better way of doing pack validation, 3671 * don't treat UAs as errors. 3672 */ 3673 sense_flags |= SF_RETRY_UA; 3674 3675 if (softc->quirks & DA_Q_RETRY_BUSY) 3676 sense_flags |= SF_RETRY_BUSY; 3677 return(cam_periph_error(ccb, cam_flags, sense_flags, 3678 &softc->saved_ccb)); 3679 } 3680 3681 static void 3682 damediapoll(void *arg) 3683 { 3684 struct cam_periph *periph = arg; 3685 struct da_softc *softc = periph->softc; 3686 3687 if (!softc->tur && LIST_EMPTY(&softc->pending_ccbs)) { 3688 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 3689 softc->tur = 1; 3690 daschedule(periph); 3691 } 3692 } 3693 /* Queue us up again */ 3694 if (da_poll_period != 0) 3695 callout_schedule(&softc->mediapoll_c, da_poll_period * hz); 3696 } 3697 3698 static void 3699 daprevent(struct cam_periph *periph, int action) 3700 { 3701 struct da_softc *softc; 3702 union ccb *ccb; 3703 int error; 3704 3705 softc = (struct da_softc *)periph->softc; 3706 3707 if (((action == PR_ALLOW) 3708 && (softc->flags & DA_FLAG_PACK_LOCKED) == 0) 3709 || ((action == PR_PREVENT) 3710 && (softc->flags & DA_FLAG_PACK_LOCKED) != 0)) { 3711 return; 3712 } 3713 3714 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3715 3716 scsi_prevent(&ccb->csio, 3717 /*retries*/1, 3718 /*cbcfp*/dadone, 3719 MSG_SIMPLE_Q_TAG, 3720 action, 3721 SSD_FULL_SIZE, 3722 5000); 3723 3724 error = cam_periph_runccb(ccb, daerror, CAM_RETRY_SELTO, 3725 SF_RETRY_UA | SF_NO_PRINT, softc->disk->d_devstat); 3726 3727 if (error == 0) { 3728 if (action == PR_ALLOW) 3729 softc->flags &= ~DA_FLAG_PACK_LOCKED; 3730 else 3731 softc->flags |= DA_FLAG_PACK_LOCKED; 3732 } 3733 3734 xpt_release_ccb(ccb); 3735 } 3736 3737 static void 3738 dasetgeom(struct cam_periph *periph, uint32_t block_len, uint64_t maxsector, 3739 struct scsi_read_capacity_data_long *rcaplong, size_t rcap_len) 3740 { 3741 struct ccb_calc_geometry ccg; 3742 struct da_softc *softc; 3743 struct disk_params *dp; 3744 u_int lbppbe, lalba; 3745 int error; 3746 3747 softc = (struct da_softc *)periph->softc; 3748 3749 dp = &softc->params; 3750 dp->secsize = block_len; 3751 dp->sectors = maxsector + 1; 3752 if (rcaplong != NULL) { 3753 lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE; 3754 lalba = scsi_2btoul(rcaplong->lalba_lbp); 3755 lalba &= SRC16_LALBA_A; 3756 } else { 3757 lbppbe = 0; 3758 lalba = 0; 3759 } 3760 3761 if (lbppbe > 0) { 3762 dp->stripesize = block_len << lbppbe; 3763 dp->stripeoffset = (dp->stripesize - block_len * lalba) % 3764 dp->stripesize; 3765 } else if (softc->quirks & DA_Q_4K) { 3766 dp->stripesize = 4096; 3767 dp->stripeoffset = 0; 3768 } else { 3769 dp->stripesize = 0; 3770 dp->stripeoffset = 0; 3771 } 3772 /* 3773 * Have the controller provide us with a geometry 3774 * for this disk. The only time the geometry 3775 * matters is when we boot and the controller 3776 * is the only one knowledgeable enough to come 3777 * up with something that will make this a bootable 3778 * device. 3779 */ 3780 xpt_setup_ccb(&ccg.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3781 ccg.ccb_h.func_code = XPT_CALC_GEOMETRY; 3782 ccg.block_size = dp->secsize; 3783 ccg.volume_size = dp->sectors; 3784 ccg.heads = 0; 3785 ccg.secs_per_track = 0; 3786 ccg.cylinders = 0; 3787 xpt_action((union ccb*)&ccg); 3788 if ((ccg.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3789 /* 3790 * We don't know what went wrong here- but just pick 3791 * a geometry so we don't have nasty things like divide 3792 * by zero. 3793 */ 3794 dp->heads = 255; 3795 dp->secs_per_track = 255; 3796 dp->cylinders = dp->sectors / (255 * 255); 3797 if (dp->cylinders == 0) { 3798 dp->cylinders = 1; 3799 } 3800 } else { 3801 dp->heads = ccg.heads; 3802 dp->secs_per_track = ccg.secs_per_track; 3803 dp->cylinders = ccg.cylinders; 3804 } 3805 3806 /* 3807 * If the user supplied a read capacity buffer, and if it is 3808 * different than the previous buffer, update the data in the EDT. 3809 * If it's the same, we don't bother. This avoids sending an 3810 * update every time someone opens this device. 3811 */ 3812 if ((rcaplong != NULL) 3813 && (bcmp(rcaplong, &softc->rcaplong, 3814 min(sizeof(softc->rcaplong), rcap_len)) != 0)) { 3815 struct ccb_dev_advinfo cdai; 3816 3817 xpt_setup_ccb(&cdai.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3818 cdai.ccb_h.func_code = XPT_DEV_ADVINFO; 3819 cdai.buftype = CDAI_TYPE_RCAPLONG; 3820 cdai.flags = CDAI_FLAG_STORE; 3821 cdai.bufsiz = rcap_len; 3822 cdai.buf = (uint8_t *)rcaplong; 3823 xpt_action((union ccb *)&cdai); 3824 if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0) 3825 cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE); 3826 if (cdai.ccb_h.status != CAM_REQ_CMP) { 3827 xpt_print(periph->path, "%s: failed to set read " 3828 "capacity advinfo\n", __func__); 3829 /* Use cam_error_print() to decode the status */ 3830 cam_error_print((union ccb *)&cdai, CAM_ESF_CAM_STATUS, 3831 CAM_EPF_ALL); 3832 } else { 3833 bcopy(rcaplong, &softc->rcaplong, 3834 min(sizeof(softc->rcaplong), rcap_len)); 3835 } 3836 } 3837 3838 softc->disk->d_sectorsize = softc->params.secsize; 3839 softc->disk->d_mediasize = softc->params.secsize * (off_t)softc->params.sectors; 3840 softc->disk->d_stripesize = softc->params.stripesize; 3841 softc->disk->d_stripeoffset = softc->params.stripeoffset; 3842 /* XXX: these are not actually "firmware" values, so they may be wrong */ 3843 softc->disk->d_fwsectors = softc->params.secs_per_track; 3844 softc->disk->d_fwheads = softc->params.heads; 3845 softc->disk->d_devstat->block_size = softc->params.secsize; 3846 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE; 3847 3848 error = disk_resize(softc->disk, M_NOWAIT); 3849 if (error != 0) 3850 xpt_print(periph->path, "disk_resize(9) failed, error = %d\n", error); 3851 } 3852 3853 static void 3854 dasendorderedtag(void *arg) 3855 { 3856 struct da_softc *softc = arg; 3857 3858 if (da_send_ordered) { 3859 if (!LIST_EMPTY(&softc->pending_ccbs)) { 3860 if ((softc->flags & DA_FLAG_WAS_OTAG) == 0) 3861 softc->flags |= DA_FLAG_NEED_OTAG; 3862 softc->flags &= ~DA_FLAG_WAS_OTAG; 3863 } 3864 } 3865 /* Queue us up again */ 3866 callout_reset(&softc->sendordered_c, 3867 (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL, 3868 dasendorderedtag, softc); 3869 } 3870 3871 /* 3872 * Step through all DA peripheral drivers, and if the device is still open, 3873 * sync the disk cache to physical media. 3874 */ 3875 static void 3876 dashutdown(void * arg, int howto) 3877 { 3878 struct cam_periph *periph; 3879 struct da_softc *softc; 3880 union ccb *ccb; 3881 int error; 3882 3883 CAM_PERIPH_FOREACH(periph, &dadriver) { 3884 softc = (struct da_softc *)periph->softc; 3885 if (SCHEDULER_STOPPED()) { 3886 /* If we paniced with the lock held, do not recurse. */ 3887 if (!cam_periph_owned(periph) && 3888 (softc->flags & DA_FLAG_OPEN)) { 3889 dadump(softc->disk, NULL, 0, 0, 0); 3890 } 3891 continue; 3892 } 3893 cam_periph_lock(periph); 3894 3895 /* 3896 * We only sync the cache if the drive is still open, and 3897 * if the drive is capable of it.. 3898 */ 3899 if (((softc->flags & DA_FLAG_OPEN) == 0) 3900 || (softc->quirks & DA_Q_NO_SYNC_CACHE)) { 3901 cam_periph_unlock(periph); 3902 continue; 3903 } 3904 3905 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3906 scsi_synchronize_cache(&ccb->csio, 3907 /*retries*/0, 3908 /*cbfcnp*/dadone, 3909 MSG_SIMPLE_Q_TAG, 3910 /*begin_lba*/0, /* whole disk */ 3911 /*lb_count*/0, 3912 SSD_FULL_SIZE, 3913 60 * 60 * 1000); 3914 3915 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0, 3916 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR, 3917 softc->disk->d_devstat); 3918 if (error != 0) 3919 xpt_print(periph->path, "Synchronize cache failed\n"); 3920 xpt_release_ccb(ccb); 3921 cam_periph_unlock(periph); 3922 } 3923 } 3924 3925 #else /* !_KERNEL */ 3926 3927 /* 3928 * XXX These are only left out of the kernel build to silence warnings. If, 3929 * for some reason these functions are used in the kernel, the ifdefs should 3930 * be moved so they are included both in the kernel and userland. 3931 */ 3932 void 3933 scsi_format_unit(struct ccb_scsiio *csio, u_int32_t retries, 3934 void (*cbfcnp)(struct cam_periph *, union ccb *), 3935 u_int8_t tag_action, u_int8_t byte2, u_int16_t ileave, 3936 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 3937 u_int32_t timeout) 3938 { 3939 struct scsi_format_unit *scsi_cmd; 3940 3941 scsi_cmd = (struct scsi_format_unit *)&csio->cdb_io.cdb_bytes; 3942 scsi_cmd->opcode = FORMAT_UNIT; 3943 scsi_cmd->byte2 = byte2; 3944 scsi_ulto2b(ileave, scsi_cmd->interleave); 3945 3946 cam_fill_csio(csio, 3947 retries, 3948 cbfcnp, 3949 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE, 3950 tag_action, 3951 data_ptr, 3952 dxfer_len, 3953 sense_len, 3954 sizeof(*scsi_cmd), 3955 timeout); 3956 } 3957 3958 void 3959 scsi_read_defects(struct ccb_scsiio *csio, uint32_t retries, 3960 void (*cbfcnp)(struct cam_periph *, union ccb *), 3961 uint8_t tag_action, uint8_t list_format, 3962 uint32_t addr_desc_index, uint8_t *data_ptr, 3963 uint32_t dxfer_len, int minimum_cmd_size, 3964 uint8_t sense_len, uint32_t timeout) 3965 { 3966 uint8_t cdb_len; 3967 3968 /* 3969 * These conditions allow using the 10 byte command. Otherwise we 3970 * need to use the 12 byte command. 3971 */ 3972 if ((minimum_cmd_size <= 10) 3973 && (addr_desc_index == 0) 3974 && (dxfer_len <= SRDD10_MAX_LENGTH)) { 3975 struct scsi_read_defect_data_10 *cdb10; 3976 3977 cdb10 = (struct scsi_read_defect_data_10 *) 3978 &csio->cdb_io.cdb_bytes; 3979 3980 cdb_len = sizeof(*cdb10); 3981 bzero(cdb10, cdb_len); 3982 cdb10->opcode = READ_DEFECT_DATA_10; 3983 cdb10->format = list_format; 3984 scsi_ulto2b(dxfer_len, cdb10->alloc_length); 3985 } else { 3986 struct scsi_read_defect_data_12 *cdb12; 3987 3988 cdb12 = (struct scsi_read_defect_data_12 *) 3989 &csio->cdb_io.cdb_bytes; 3990 3991 cdb_len = sizeof(*cdb12); 3992 bzero(cdb12, cdb_len); 3993 cdb12->opcode = READ_DEFECT_DATA_12; 3994 cdb12->format = list_format; 3995 scsi_ulto4b(dxfer_len, cdb12->alloc_length); 3996 scsi_ulto4b(addr_desc_index, cdb12->address_descriptor_index); 3997 } 3998 3999 cam_fill_csio(csio, 4000 retries, 4001 cbfcnp, 4002 /*flags*/ CAM_DIR_IN, 4003 tag_action, 4004 data_ptr, 4005 dxfer_len, 4006 sense_len, 4007 cdb_len, 4008 timeout); 4009 } 4010 4011 void 4012 scsi_sanitize(struct ccb_scsiio *csio, u_int32_t retries, 4013 void (*cbfcnp)(struct cam_periph *, union ccb *), 4014 u_int8_t tag_action, u_int8_t byte2, u_int16_t control, 4015 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 4016 u_int32_t timeout) 4017 { 4018 struct scsi_sanitize *scsi_cmd; 4019 4020 scsi_cmd = (struct scsi_sanitize *)&csio->cdb_io.cdb_bytes; 4021 scsi_cmd->opcode = SANITIZE; 4022 scsi_cmd->byte2 = byte2; 4023 scsi_cmd->control = control; 4024 scsi_ulto2b(dxfer_len, scsi_cmd->length); 4025 4026 cam_fill_csio(csio, 4027 retries, 4028 cbfcnp, 4029 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE, 4030 tag_action, 4031 data_ptr, 4032 dxfer_len, 4033 sense_len, 4034 sizeof(*scsi_cmd), 4035 timeout); 4036 } 4037 4038 #endif /* _KERNEL */ 4039