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