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; 223 da_delete_func_t *delete_func; 224 struct disk_params params; 225 struct disk *disk; 226 union ccb saved_ccb; 227 struct task sysctl_task; 228 struct sysctl_ctx_list sysctl_ctx; 229 struct sysctl_oid *sysctl_tree; 230 struct callout sendordered_c; 231 uint64_t wwpn; 232 uint8_t unmap_buf[UNMAP_BUF_SIZE]; 233 struct scsi_read_capacity_data_long rcaplong; 234 struct callout mediapoll_c; 235 }; 236 237 #define dadeleteflag(softc, delete_method, enable) \ 238 if (enable) { \ 239 softc->delete_available |= (1 << delete_method); \ 240 } else { \ 241 softc->delete_available &= ~(1 << delete_method); \ 242 } 243 244 struct da_quirk_entry { 245 struct scsi_inquiry_pattern inq_pat; 246 da_quirks quirks; 247 }; 248 249 static const char quantum[] = "QUANTUM"; 250 static const char microp[] = "MICROP"; 251 252 static struct da_quirk_entry da_quirk_table[] = 253 { 254 /* SPI, FC devices */ 255 { 256 /* 257 * Fujitsu M2513A MO drives. 258 * Tested devices: M2513A2 firmware versions 1200 & 1300. 259 * (dip switch selects whether T_DIRECT or T_OPTICAL device) 260 * Reported by: W.Scholten <whs@xs4all.nl> 261 */ 262 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"}, 263 /*quirks*/ DA_Q_NO_SYNC_CACHE 264 }, 265 { 266 /* See above. */ 267 {T_OPTICAL, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"}, 268 /*quirks*/ DA_Q_NO_SYNC_CACHE 269 }, 270 { 271 /* 272 * This particular Fujitsu drive doesn't like the 273 * synchronize cache command. 274 * Reported by: Tom Jackson <toj@gorilla.net> 275 */ 276 {T_DIRECT, SIP_MEDIA_FIXED, "FUJITSU", "M2954*", "*"}, 277 /*quirks*/ DA_Q_NO_SYNC_CACHE 278 }, 279 { 280 /* 281 * This drive doesn't like the synchronize cache command 282 * either. Reported by: Matthew Jacob <mjacob@feral.com> 283 * in NetBSD PR kern/6027, August 24, 1998. 284 */ 285 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2217*", "*"}, 286 /*quirks*/ DA_Q_NO_SYNC_CACHE 287 }, 288 { 289 /* 290 * This drive doesn't like the synchronize cache command 291 * either. Reported by: Hellmuth Michaelis (hm@kts.org) 292 * (PR 8882). 293 */ 294 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2112*", "*"}, 295 /*quirks*/ DA_Q_NO_SYNC_CACHE 296 }, 297 { 298 /* 299 * Doesn't like the synchronize cache command. 300 * Reported by: Blaz Zupan <blaz@gold.amis.net> 301 */ 302 {T_DIRECT, SIP_MEDIA_FIXED, "NEC", "D3847*", "*"}, 303 /*quirks*/ DA_Q_NO_SYNC_CACHE 304 }, 305 { 306 /* 307 * Doesn't like the synchronize cache command. 308 * Reported by: Blaz Zupan <blaz@gold.amis.net> 309 */ 310 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "MAVERICK 540S", "*"}, 311 /*quirks*/ DA_Q_NO_SYNC_CACHE 312 }, 313 { 314 /* 315 * Doesn't like the synchronize cache command. 316 */ 317 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS525S", "*"}, 318 /*quirks*/ DA_Q_NO_SYNC_CACHE 319 }, 320 { 321 /* 322 * Doesn't like the synchronize cache command. 323 * Reported by: walter@pelissero.de 324 */ 325 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS540S", "*"}, 326 /*quirks*/ DA_Q_NO_SYNC_CACHE 327 }, 328 { 329 /* 330 * Doesn't work correctly with 6 byte reads/writes. 331 * Returns illegal request, and points to byte 9 of the 332 * 6-byte CDB. 333 * Reported by: Adam McDougall <bsdx@spawnet.com> 334 */ 335 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 4*", "*"}, 336 /*quirks*/ DA_Q_NO_6_BYTE 337 }, 338 { 339 /* See above. */ 340 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 2*", "*"}, 341 /*quirks*/ DA_Q_NO_6_BYTE 342 }, 343 { 344 /* 345 * Doesn't like the synchronize cache command. 346 * Reported by: walter@pelissero.de 347 */ 348 {T_DIRECT, SIP_MEDIA_FIXED, "CONNER", "CP3500*", "*"}, 349 /*quirks*/ DA_Q_NO_SYNC_CACHE 350 }, 351 { 352 /* 353 * The CISS RAID controllers do not support SYNC_CACHE 354 */ 355 {T_DIRECT, SIP_MEDIA_FIXED, "COMPAQ", "RAID*", "*"}, 356 /*quirks*/ DA_Q_NO_SYNC_CACHE 357 }, 358 { 359 /* 360 * The STEC SSDs sometimes hang on UNMAP. 361 */ 362 {T_DIRECT, SIP_MEDIA_FIXED, "STEC", "*", "*"}, 363 /*quirks*/ DA_Q_NO_UNMAP 364 }, 365 { 366 /* 367 * VMware returns BUSY status when storage has transient 368 * connectivity problems, so better wait. 369 */ 370 {T_DIRECT, SIP_MEDIA_FIXED, "VMware", "Virtual disk", "*"}, 371 /*quirks*/ DA_Q_RETRY_BUSY 372 }, 373 /* USB mass storage devices supported by umass(4) */ 374 { 375 /* 376 * EXATELECOM (Sigmatel) i-Bead 100/105 USB Flash MP3 Player 377 * PR: kern/51675 378 */ 379 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EXATEL", "i-BEAD10*", "*"}, 380 /*quirks*/ DA_Q_NO_SYNC_CACHE 381 }, 382 { 383 /* 384 * Power Quotient Int. (PQI) USB flash key 385 * PR: kern/53067 386 */ 387 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "USB Flash Disk*", 388 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 389 }, 390 { 391 /* 392 * Creative Nomad MUVO mp3 player (USB) 393 * PR: kern/53094 394 */ 395 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "NOMAD_MUVO", "*"}, 396 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 397 }, 398 { 399 /* 400 * Jungsoft NEXDISK USB flash key 401 * PR: kern/54737 402 */ 403 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JUNGSOFT", "NEXDISK*", "*"}, 404 /*quirks*/ DA_Q_NO_SYNC_CACHE 405 }, 406 { 407 /* 408 * FreeDik USB Mini Data Drive 409 * PR: kern/54786 410 */ 411 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FreeDik*", "Mini Data Drive", 412 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 413 }, 414 { 415 /* 416 * Sigmatel USB Flash MP3 Player 417 * PR: kern/57046 418 */ 419 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SigmaTel", "MSCN", "*"}, 420 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 421 }, 422 { 423 /* 424 * Neuros USB Digital Audio Computer 425 * PR: kern/63645 426 */ 427 {T_DIRECT, SIP_MEDIA_REMOVABLE, "NEUROS", "dig. audio comp.", 428 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 429 }, 430 { 431 /* 432 * SEAGRAND NP-900 MP3 Player 433 * PR: kern/64563 434 */ 435 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SEAGRAND", "NP-900*", "*"}, 436 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 437 }, 438 { 439 /* 440 * iRiver iFP MP3 player (with UMS Firmware) 441 * PR: kern/54881, i386/63941, kern/66124 442 */ 443 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iRiver", "iFP*", "*"}, 444 /*quirks*/ DA_Q_NO_SYNC_CACHE 445 }, 446 { 447 /* 448 * Frontier Labs NEX IA+ Digital Audio Player, rev 1.10/0.01 449 * PR: kern/70158 450 */ 451 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FL" , "Nex*", "*"}, 452 /*quirks*/ DA_Q_NO_SYNC_CACHE 453 }, 454 { 455 /* 456 * ZICPlay USB MP3 Player with FM 457 * PR: kern/75057 458 */ 459 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ACTIONS*" , "USB DISK*", "*"}, 460 /*quirks*/ DA_Q_NO_SYNC_CACHE 461 }, 462 { 463 /* 464 * TEAC USB floppy mechanisms 465 */ 466 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TEAC" , "FD-05*", "*"}, 467 /*quirks*/ DA_Q_NO_SYNC_CACHE 468 }, 469 { 470 /* 471 * Kingston DataTraveler II+ USB Pen-Drive. 472 * Reported by: Pawel Jakub Dawidek <pjd@FreeBSD.org> 473 */ 474 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston" , "DataTraveler II+", 475 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 476 }, 477 { 478 /* 479 * USB DISK Pro PMAP 480 * Reported by: jhs 481 * PR: usb/96381 482 */ 483 {T_DIRECT, SIP_MEDIA_REMOVABLE, " ", "USB DISK Pro", "PMAP"}, 484 /*quirks*/ DA_Q_NO_SYNC_CACHE 485 }, 486 { 487 /* 488 * Motorola E398 Mobile Phone (TransFlash memory card). 489 * Reported by: Wojciech A. Koszek <dunstan@FreeBSD.czest.pl> 490 * PR: usb/89889 491 */ 492 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Motorola" , "Motorola Phone", 493 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 494 }, 495 { 496 /* 497 * Qware BeatZkey! Pro 498 * PR: usb/79164 499 */ 500 {T_DIRECT, SIP_MEDIA_REMOVABLE, "GENERIC", "USB DISK DEVICE", 501 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 502 }, 503 { 504 /* 505 * Time DPA20B 1GB MP3 Player 506 * PR: usb/81846 507 */ 508 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB2.0*", "(FS) FLASH DISK*", 509 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 510 }, 511 { 512 /* 513 * Samsung USB key 128Mb 514 * PR: usb/90081 515 */ 516 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB-DISK", "FreeDik-FlashUsb", 517 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 518 }, 519 { 520 /* 521 * Kingston DataTraveler 2.0 USB Flash memory. 522 * PR: usb/89196 523 */ 524 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler 2.0", 525 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 526 }, 527 { 528 /* 529 * Creative MUVO Slim mp3 player (USB) 530 * PR: usb/86131 531 */ 532 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "MuVo Slim", 533 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 534 }, 535 { 536 /* 537 * United MP5512 Portable MP3 Player (2-in-1 USB DISK/MP3) 538 * PR: usb/80487 539 */ 540 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "MUSIC DISK", 541 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 542 }, 543 { 544 /* 545 * SanDisk Micro Cruzer 128MB 546 * PR: usb/75970 547 */ 548 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SanDisk" , "Micro Cruzer", 549 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 550 }, 551 { 552 /* 553 * TOSHIBA TransMemory USB sticks 554 * PR: kern/94660 555 */ 556 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TOSHIBA", "TransMemory", 557 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 558 }, 559 { 560 /* 561 * PNY USB 3.0 Flash Drives 562 */ 563 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PNY", "USB 3.0 FD*", 564 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_RC16 565 }, 566 { 567 /* 568 * PNY USB Flash keys 569 * PR: usb/75578, usb/72344, usb/65436 570 */ 571 {T_DIRECT, SIP_MEDIA_REMOVABLE, "*" , "USB DISK*", 572 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 573 }, 574 { 575 /* 576 * Genesys 6-in-1 Card Reader 577 * PR: usb/94647 578 */ 579 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "STORAGE DEVICE*", 580 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 581 }, 582 { 583 /* 584 * Rekam Digital CAMERA 585 * PR: usb/98713 586 */ 587 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CAMERA*", "4MP-9J6*", 588 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 589 }, 590 { 591 /* 592 * iRiver H10 MP3 player 593 * PR: usb/102547 594 */ 595 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "H10*", 596 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 597 }, 598 { 599 /* 600 * iRiver U10 MP3 player 601 * PR: usb/92306 602 */ 603 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "U10*", 604 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 605 }, 606 { 607 /* 608 * X-Micro Flash Disk 609 * PR: usb/96901 610 */ 611 {T_DIRECT, SIP_MEDIA_REMOVABLE, "X-Micro", "Flash Disk", 612 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 613 }, 614 { 615 /* 616 * EasyMP3 EM732X USB 2.0 Flash MP3 Player 617 * PR: usb/96546 618 */ 619 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EM732X", "MP3 Player*", 620 "1.00"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 621 }, 622 { 623 /* 624 * Denver MP3 player 625 * PR: usb/107101 626 */ 627 {T_DIRECT, SIP_MEDIA_REMOVABLE, "DENVER", "MP3 PLAYER", 628 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 629 }, 630 { 631 /* 632 * Philips USB Key Audio KEY013 633 * PR: usb/68412 634 */ 635 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PHILIPS", "Key*", "*"}, 636 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT 637 }, 638 { 639 /* 640 * JNC MP3 Player 641 * PR: usb/94439 642 */ 643 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JNC*" , "MP3 Player*", 644 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 645 }, 646 { 647 /* 648 * SAMSUNG MP0402H 649 * PR: usb/108427 650 */ 651 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "MP0402H", "*"}, 652 /*quirks*/ DA_Q_NO_SYNC_CACHE 653 }, 654 { 655 /* 656 * I/O Magic USB flash - Giga Bank 657 * PR: usb/108810 658 */ 659 {T_DIRECT, SIP_MEDIA_FIXED, "GS-Magic", "stor*", "*"}, 660 /*quirks*/ DA_Q_NO_SYNC_CACHE 661 }, 662 { 663 /* 664 * JoyFly 128mb USB Flash Drive 665 * PR: 96133 666 */ 667 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "Flash Disk*", 668 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 669 }, 670 { 671 /* 672 * ChipsBnk usb stick 673 * PR: 103702 674 */ 675 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ChipsBnk", "USB*", 676 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 677 }, 678 { 679 /* 680 * Storcase (Kingston) InfoStation IFS FC2/SATA-R 201A 681 * PR: 129858 682 */ 683 {T_DIRECT, SIP_MEDIA_FIXED, "IFS", "FC2/SATA-R*", 684 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 685 }, 686 { 687 /* 688 * Samsung YP-U3 mp3-player 689 * PR: 125398 690 */ 691 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Samsung", "YP-U3", 692 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 693 }, 694 { 695 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Netac", "OnlyDisk*", 696 "2000"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 697 }, 698 { 699 /* 700 * Sony Cyber-Shot DSC cameras 701 * PR: usb/137035 702 */ 703 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Sony", "Sony DSC", "*"}, 704 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT 705 }, 706 { 707 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler G3", 708 "1.00"}, /*quirks*/ DA_Q_NO_PREVENT 709 }, 710 { 711 /* At least several Transcent USB sticks lie on RC16. */ 712 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JetFlash", "Transcend*", 713 "*"}, /*quirks*/ DA_Q_NO_RC16 714 }, 715 /* ATA/SATA devices over SAS/USB/... */ 716 { 717 /* Hitachi Advanced Format (4k) drives */ 718 { T_DIRECT, SIP_MEDIA_FIXED, "Hitachi", "H??????????E3*", "*" }, 719 /*quirks*/DA_Q_4K 720 }, 721 { 722 /* Samsung Advanced Format (4k) drives */ 723 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD155UI*", "*" }, 724 /*quirks*/DA_Q_4K 725 }, 726 { 727 /* Samsung Advanced Format (4k) drives */ 728 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD155UI*", "*" }, 729 /*quirks*/DA_Q_4K 730 }, 731 { 732 /* Samsung Advanced Format (4k) drives */ 733 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD204UI*", "*" }, 734 /*quirks*/DA_Q_4K 735 }, 736 { 737 /* Samsung Advanced Format (4k) drives */ 738 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD204UI*", "*" }, 739 /*quirks*/DA_Q_4K 740 }, 741 { 742 /* Seagate Barracuda Green Advanced Format (4k) drives */ 743 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DL*", "*" }, 744 /*quirks*/DA_Q_4K 745 }, 746 { 747 /* Seagate Barracuda Green Advanced Format (4k) drives */ 748 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DL", "*", "*" }, 749 /*quirks*/DA_Q_4K 750 }, 751 { 752 /* Seagate Barracuda Green Advanced Format (4k) drives */ 753 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???DM*", "*" }, 754 /*quirks*/DA_Q_4K 755 }, 756 { 757 /* Seagate Barracuda Green Advanced Format (4k) drives */ 758 { T_DIRECT, SIP_MEDIA_FIXED, "ST???DM*", "*", "*" }, 759 /*quirks*/DA_Q_4K 760 }, 761 { 762 /* Seagate Barracuda Green Advanced Format (4k) drives */ 763 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DM*", "*" }, 764 /*quirks*/DA_Q_4K 765 }, 766 { 767 /* Seagate Barracuda Green Advanced Format (4k) drives */ 768 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DM", "*", "*" }, 769 /*quirks*/DA_Q_4K 770 }, 771 { 772 /* Seagate Momentus Advanced Format (4k) drives */ 773 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500423AS*", "*" }, 774 /*quirks*/DA_Q_4K 775 }, 776 { 777 /* Seagate Momentus Advanced Format (4k) drives */ 778 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "3AS*", "*" }, 779 /*quirks*/DA_Q_4K 780 }, 781 { 782 /* Seagate Momentus Advanced Format (4k) drives */ 783 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500424AS*", "*" }, 784 /*quirks*/DA_Q_4K 785 }, 786 { 787 /* Seagate Momentus Advanced Format (4k) drives */ 788 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "4AS*", "*" }, 789 /*quirks*/DA_Q_4K 790 }, 791 { 792 /* Seagate Momentus Advanced Format (4k) drives */ 793 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640423AS*", "*" }, 794 /*quirks*/DA_Q_4K 795 }, 796 { 797 /* Seagate Momentus Advanced Format (4k) drives */ 798 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "3AS*", "*" }, 799 /*quirks*/DA_Q_4K 800 }, 801 { 802 /* Seagate Momentus Advanced Format (4k) drives */ 803 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640424AS*", "*" }, 804 /*quirks*/DA_Q_4K 805 }, 806 { 807 /* Seagate Momentus Advanced Format (4k) drives */ 808 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "4AS*", "*" }, 809 /*quirks*/DA_Q_4K 810 }, 811 { 812 /* Seagate Momentus Advanced Format (4k) drives */ 813 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750420AS*", "*" }, 814 /*quirks*/DA_Q_4K 815 }, 816 { 817 /* Seagate Momentus Advanced Format (4k) drives */ 818 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "0AS*", "*" }, 819 /*quirks*/DA_Q_4K 820 }, 821 { 822 /* Seagate Momentus Advanced Format (4k) drives */ 823 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750422AS*", "*" }, 824 /*quirks*/DA_Q_4K 825 }, 826 { 827 /* Seagate Momentus Advanced Format (4k) drives */ 828 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "2AS*", "*" }, 829 /*quirks*/DA_Q_4K 830 }, 831 { 832 /* Seagate Momentus Advanced Format (4k) drives */ 833 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750423AS*", "*" }, 834 /*quirks*/DA_Q_4K 835 }, 836 { 837 /* Seagate Momentus Advanced Format (4k) drives */ 838 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "3AS*", "*" }, 839 /*quirks*/DA_Q_4K 840 }, 841 { 842 /* Seagate Momentus Thin Advanced Format (4k) drives */ 843 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???LT*", "*" }, 844 /*quirks*/DA_Q_4K 845 }, 846 { 847 /* Seagate Momentus Thin Advanced Format (4k) drives */ 848 { T_DIRECT, SIP_MEDIA_FIXED, "ST???LT*", "*", "*" }, 849 /*quirks*/DA_Q_4K 850 }, 851 { 852 /* WDC Caviar Green Advanced Format (4k) drives */ 853 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RS*", "*" }, 854 /*quirks*/DA_Q_4K 855 }, 856 { 857 /* WDC Caviar Green Advanced Format (4k) drives */ 858 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RS*", "*" }, 859 /*quirks*/DA_Q_4K 860 }, 861 { 862 /* WDC Caviar Green Advanced Format (4k) drives */ 863 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RX*", "*" }, 864 /*quirks*/DA_Q_4K 865 }, 866 { 867 /* WDC Caviar Green Advanced Format (4k) drives */ 868 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RX*", "*" }, 869 /*quirks*/DA_Q_4K 870 }, 871 { 872 /* WDC Caviar Green Advanced Format (4k) drives */ 873 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RS*", "*" }, 874 /*quirks*/DA_Q_4K 875 }, 876 { 877 /* WDC Caviar Green Advanced Format (4k) drives */ 878 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RS*", "*" }, 879 /*quirks*/DA_Q_4K 880 }, 881 { 882 /* WDC Caviar Green Advanced Format (4k) drives */ 883 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RX*", "*" }, 884 /*quirks*/DA_Q_4K 885 }, 886 { 887 /* WDC Caviar Green Advanced Format (4k) drives */ 888 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RX*", "*" }, 889 /*quirks*/DA_Q_4K 890 }, 891 { 892 /* WDC Scorpio Black Advanced Format (4k) drives */ 893 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PKT*", "*" }, 894 /*quirks*/DA_Q_4K 895 }, 896 { 897 /* WDC Scorpio Black Advanced Format (4k) drives */ 898 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PKT*", "*" }, 899 /*quirks*/DA_Q_4K 900 }, 901 { 902 /* WDC Scorpio Black Advanced Format (4k) drives */ 903 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PKT*", "*" }, 904 /*quirks*/DA_Q_4K 905 }, 906 { 907 /* WDC Scorpio Black Advanced Format (4k) drives */ 908 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PKT*", "*" }, 909 /*quirks*/DA_Q_4K 910 }, 911 { 912 /* WDC Scorpio Blue Advanced Format (4k) drives */ 913 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PVT*", "*" }, 914 /*quirks*/DA_Q_4K 915 }, 916 { 917 /* WDC Scorpio Blue Advanced Format (4k) drives */ 918 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PVT*", "*" }, 919 /*quirks*/DA_Q_4K 920 }, 921 { 922 /* WDC Scorpio Blue Advanced Format (4k) drives */ 923 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PVT*", "*" }, 924 /*quirks*/DA_Q_4K 925 }, 926 { 927 /* WDC Scorpio Blue Advanced Format (4k) drives */ 928 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PVT*", "*" }, 929 /*quirks*/DA_Q_4K 930 }, 931 { 932 /* 933 * Olympus FE-210 camera 934 */ 935 {T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "FE210*", 936 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 937 }, 938 { 939 /* 940 * LG UP3S MP3 player 941 */ 942 {T_DIRECT, SIP_MEDIA_REMOVABLE, "LG", "UP3S", 943 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 944 }, 945 { 946 /* 947 * Laser MP3-2GA13 MP3 player 948 */ 949 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "(HS) Flash Disk", 950 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 951 }, 952 { 953 /* 954 * LaCie external 250GB Hard drive des by Porsche 955 * Submitted by: Ben Stuyts <ben@altesco.nl> 956 * PR: 121474 957 */ 958 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HM250JI", "*"}, 959 /*quirks*/ DA_Q_NO_SYNC_CACHE 960 }, 961 /* SATA SSDs */ 962 { 963 /* 964 * Corsair Force 2 SSDs 965 * 4k optimised & trim only works in 4k requests + 4k aligned 966 */ 967 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair CSSD-F*", "*" }, 968 /*quirks*/DA_Q_4K 969 }, 970 { 971 /* 972 * Corsair Force 3 SSDs 973 * 4k optimised & trim only works in 4k requests + 4k aligned 974 */ 975 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force 3*", "*" }, 976 /*quirks*/DA_Q_4K 977 }, 978 { 979 /* 980 * Corsair Neutron GTX SSDs 981 * 4k optimised & trim only works in 4k requests + 4k aligned 982 */ 983 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 984 /*quirks*/DA_Q_4K 985 }, 986 { 987 /* 988 * Corsair Force GT & GS SSDs 989 * 4k optimised & trim only works in 4k requests + 4k aligned 990 */ 991 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force G*", "*" }, 992 /*quirks*/DA_Q_4K 993 }, 994 { 995 /* 996 * Crucial M4 SSDs 997 * 4k optimised & trim only works in 4k requests + 4k aligned 998 */ 999 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "M4-CT???M4SSD2*", "*" }, 1000 /*quirks*/DA_Q_4K 1001 }, 1002 { 1003 /* 1004 * Crucial RealSSD C300 SSDs 1005 * 4k optimised 1006 */ 1007 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "C300-CTFDDAC???MAG*", 1008 "*" }, /*quirks*/DA_Q_4K 1009 }, 1010 { 1011 /* 1012 * Intel 320 Series SSDs 1013 * 4k optimised & trim only works in 4k requests + 4k aligned 1014 */ 1015 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2CW*", "*" }, 1016 /*quirks*/DA_Q_4K 1017 }, 1018 { 1019 /* 1020 * Intel 330 Series SSDs 1021 * 4k optimised & trim only works in 4k requests + 4k aligned 1022 */ 1023 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2CT*", "*" }, 1024 /*quirks*/DA_Q_4K 1025 }, 1026 { 1027 /* 1028 * Intel 510 Series SSDs 1029 * 4k optimised & trim only works in 4k requests + 4k aligned 1030 */ 1031 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2MH*", "*" }, 1032 /*quirks*/DA_Q_4K 1033 }, 1034 { 1035 /* 1036 * Intel 520 Series SSDs 1037 * 4k optimised & trim only works in 4k requests + 4k aligned 1038 */ 1039 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2BW*", "*" }, 1040 /*quirks*/DA_Q_4K 1041 }, 1042 { 1043 /* 1044 * Intel X25-M Series SSDs 1045 * 4k optimised & trim only works in 4k requests + 4k aligned 1046 */ 1047 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2M*", "*" }, 1048 /*quirks*/DA_Q_4K 1049 }, 1050 { 1051 /* 1052 * Kingston E100 Series SSDs 1053 * 4k optimised & trim only works in 4k requests + 4k aligned 1054 */ 1055 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SE100S3*", "*" }, 1056 /*quirks*/DA_Q_4K 1057 }, 1058 { 1059 /* 1060 * Kingston HyperX 3k SSDs 1061 * 4k optimised & trim only works in 4k requests + 4k aligned 1062 */ 1063 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SH103S3*", "*" }, 1064 /*quirks*/DA_Q_4K 1065 }, 1066 { 1067 /* 1068 * Marvell SSDs (entry taken from OpenSolaris) 1069 * 4k optimised & trim only works in 4k requests + 4k aligned 1070 */ 1071 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "MARVELL SD88SA02*", "*" }, 1072 /*quirks*/DA_Q_4K 1073 }, 1074 { 1075 /* 1076 * OCZ Agility 2 SSDs 1077 * 4k optimised & trim only works in 4k requests + 4k aligned 1078 */ 1079 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 1080 /*quirks*/DA_Q_4K 1081 }, 1082 { 1083 /* 1084 * OCZ Agility 3 SSDs 1085 * 4k optimised & trim only works in 4k requests + 4k aligned 1086 */ 1087 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-AGILITY3*", "*" }, 1088 /*quirks*/DA_Q_4K 1089 }, 1090 { 1091 /* 1092 * OCZ Deneva R Series SSDs 1093 * 4k optimised & trim only works in 4k requests + 4k aligned 1094 */ 1095 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "DENRSTE251M45*", "*" }, 1096 /*quirks*/DA_Q_4K 1097 }, 1098 { 1099 /* 1100 * OCZ Vertex 2 SSDs (inc pro series) 1101 * 4k optimised & trim only works in 4k requests + 4k aligned 1102 */ 1103 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ?VERTEX2*", "*" }, 1104 /*quirks*/DA_Q_4K 1105 }, 1106 { 1107 /* 1108 * OCZ Vertex 3 SSDs 1109 * 4k optimised & trim only works in 4k requests + 4k aligned 1110 */ 1111 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX3*", "*" }, 1112 /*quirks*/DA_Q_4K 1113 }, 1114 { 1115 /* 1116 * OCZ Vertex 4 SSDs 1117 * 4k optimised & trim only works in 4k requests + 4k aligned 1118 */ 1119 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX4*", "*" }, 1120 /*quirks*/DA_Q_4K 1121 }, 1122 { 1123 /* 1124 * Samsung 830 Series SSDs 1125 * 4k optimised & trim only works in 4k requests + 4k aligned 1126 */ 1127 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG SSD 830 Series*", "*" }, 1128 /*quirks*/DA_Q_4K 1129 }, 1130 { 1131 /* 1132 * Samsung 840 SSDs 1133 * 4k optimised & trim only works in 4k requests + 4k aligned 1134 */ 1135 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 840*", "*" }, 1136 /*quirks*/DA_Q_4K 1137 }, 1138 { 1139 /* 1140 * Samsung 843T Series SSDs 1141 * 4k optimised 1142 */ 1143 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG MZ7WD*", "*" }, 1144 /*quirks*/DA_Q_4K 1145 }, 1146 { 1147 /* 1148 * Samsung 850 SSDs 1149 * 4k optimised & trim only works in 4k requests + 4k aligned 1150 */ 1151 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 850*", "*" }, 1152 /*quirks*/DA_Q_4K 1153 }, 1154 { 1155 /* 1156 * Samsung PM853T Series SSDs 1157 * 4k optimised 1158 */ 1159 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG MZ7GE*", "*" }, 1160 /*quirks*/DA_Q_4K 1161 }, 1162 { 1163 /* 1164 * SuperTalent TeraDrive CT SSDs 1165 * 4k optimised & trim only works in 4k requests + 4k aligned 1166 */ 1167 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "FTM??CT25H*", "*" }, 1168 /*quirks*/DA_Q_4K 1169 }, 1170 { 1171 /* 1172 * XceedIOPS SATA SSDs 1173 * 4k optimised 1174 */ 1175 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SG9XCS2D*", "*" }, 1176 /*quirks*/DA_Q_4K 1177 }, 1178 { 1179 /* 1180 * Hama Innostor USB-Stick 1181 */ 1182 { T_DIRECT, SIP_MEDIA_REMOVABLE, "Innostor", "Innostor*", "*" }, 1183 /*quirks*/DA_Q_NO_RC16 1184 }, 1185 { 1186 /* 1187 * MX-ES USB Drive by Mach Xtreme 1188 */ 1189 { T_DIRECT, SIP_MEDIA_REMOVABLE, "MX", "MXUB3*", "*"}, 1190 /*quirks*/DA_Q_NO_RC16 1191 }, 1192 }; 1193 1194 static disk_strategy_t dastrategy; 1195 static dumper_t dadump; 1196 static periph_init_t dainit; 1197 static void daasync(void *callback_arg, u_int32_t code, 1198 struct cam_path *path, void *arg); 1199 static void dasysctlinit(void *context, int pending); 1200 static int dacmdsizesysctl(SYSCTL_HANDLER_ARGS); 1201 static int dadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 1202 static int dadeletemaxsysctl(SYSCTL_HANDLER_ARGS); 1203 static void dadeletemethodset(struct da_softc *softc, 1204 da_delete_methods delete_method); 1205 static off_t dadeletemaxsize(struct da_softc *softc, 1206 da_delete_methods delete_method); 1207 static void dadeletemethodchoose(struct da_softc *softc, 1208 da_delete_methods default_method); 1209 static void daprobedone(struct cam_periph *periph, union ccb *ccb); 1210 1211 static periph_ctor_t daregister; 1212 static periph_dtor_t dacleanup; 1213 static periph_start_t dastart; 1214 static periph_oninv_t daoninvalidate; 1215 static void dadone(struct cam_periph *periph, 1216 union ccb *done_ccb); 1217 static int daerror(union ccb *ccb, u_int32_t cam_flags, 1218 u_int32_t sense_flags); 1219 static void daprevent(struct cam_periph *periph, int action); 1220 static void dareprobe(struct cam_periph *periph); 1221 static void dasetgeom(struct cam_periph *periph, uint32_t block_len, 1222 uint64_t maxsector, 1223 struct scsi_read_capacity_data_long *rcaplong, 1224 size_t rcap_size); 1225 static timeout_t dasendorderedtag; 1226 static void dashutdown(void *arg, int howto); 1227 static timeout_t damediapoll; 1228 1229 #ifndef DA_DEFAULT_POLL_PERIOD 1230 #define DA_DEFAULT_POLL_PERIOD 3 1231 #endif 1232 1233 #ifndef DA_DEFAULT_TIMEOUT 1234 #define DA_DEFAULT_TIMEOUT 60 /* Timeout in seconds */ 1235 #endif 1236 1237 #ifndef DA_DEFAULT_RETRY 1238 #define DA_DEFAULT_RETRY 4 1239 #endif 1240 1241 #ifndef DA_DEFAULT_SEND_ORDERED 1242 #define DA_DEFAULT_SEND_ORDERED 1 1243 #endif 1244 1245 #define DA_SIO (softc->sort_io_queue >= 0 ? \ 1246 softc->sort_io_queue : cam_sort_io_queues) 1247 1248 static int da_poll_period = DA_DEFAULT_POLL_PERIOD; 1249 static int da_retry_count = DA_DEFAULT_RETRY; 1250 static int da_default_timeout = DA_DEFAULT_TIMEOUT; 1251 static int da_send_ordered = DA_DEFAULT_SEND_ORDERED; 1252 1253 static SYSCTL_NODE(_kern_cam, OID_AUTO, da, CTLFLAG_RD, 0, 1254 "CAM Direct Access Disk driver"); 1255 SYSCTL_INT(_kern_cam_da, OID_AUTO, poll_period, CTLFLAG_RWTUN, 1256 &da_poll_period, 0, "Media polling period in seconds"); 1257 SYSCTL_INT(_kern_cam_da, OID_AUTO, retry_count, CTLFLAG_RWTUN, 1258 &da_retry_count, 0, "Normal I/O retry count"); 1259 SYSCTL_INT(_kern_cam_da, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 1260 &da_default_timeout, 0, "Normal I/O timeout (in seconds)"); 1261 SYSCTL_INT(_kern_cam_da, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 1262 &da_send_ordered, 0, "Send Ordered Tags"); 1263 1264 /* 1265 * DA_ORDEREDTAG_INTERVAL determines how often, relative 1266 * to the default timeout, we check to see whether an ordered 1267 * tagged transaction is appropriate to prevent simple tag 1268 * starvation. Since we'd like to ensure that there is at least 1269 * 1/2 of the timeout length left for a starved transaction to 1270 * complete after we've sent an ordered tag, we must poll at least 1271 * four times in every timeout period. This takes care of the worst 1272 * case where a starved transaction starts during an interval that 1273 * meets the requirement "don't send an ordered tag" test so it takes 1274 * us two intervals to determine that a tag must be sent. 1275 */ 1276 #ifndef DA_ORDEREDTAG_INTERVAL 1277 #define DA_ORDEREDTAG_INTERVAL 4 1278 #endif 1279 1280 static struct periph_driver dadriver = 1281 { 1282 dainit, "da", 1283 TAILQ_HEAD_INITIALIZER(dadriver.units), /* generation */ 0 1284 }; 1285 1286 PERIPHDRIVER_DECLARE(da, dadriver); 1287 1288 static MALLOC_DEFINE(M_SCSIDA, "scsi_da", "scsi_da buffers"); 1289 1290 static int 1291 daopen(struct disk *dp) 1292 { 1293 struct cam_periph *periph; 1294 struct da_softc *softc; 1295 int error; 1296 1297 periph = (struct cam_periph *)dp->d_drv1; 1298 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 1299 return (ENXIO); 1300 } 1301 1302 cam_periph_lock(periph); 1303 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 1304 cam_periph_unlock(periph); 1305 cam_periph_release(periph); 1306 return (error); 1307 } 1308 1309 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 1310 ("daopen\n")); 1311 1312 softc = (struct da_softc *)periph->softc; 1313 dareprobe(periph); 1314 1315 /* Wait for the disk size update. */ 1316 error = cam_periph_sleep(periph, &softc->disk->d_mediasize, PRIBIO, 1317 "dareprobe", 0); 1318 if (error != 0) 1319 xpt_print(periph->path, "unable to retrieve capacity data\n"); 1320 1321 if (periph->flags & CAM_PERIPH_INVALID) 1322 error = ENXIO; 1323 1324 if (error == 0 && (softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 && 1325 (softc->quirks & DA_Q_NO_PREVENT) == 0) 1326 daprevent(periph, PR_PREVENT); 1327 1328 if (error == 0) { 1329 softc->flags &= ~DA_FLAG_PACK_INVALID; 1330 softc->flags |= DA_FLAG_OPEN; 1331 } 1332 1333 cam_periph_unhold(periph); 1334 cam_periph_unlock(periph); 1335 1336 if (error != 0) 1337 cam_periph_release(periph); 1338 1339 return (error); 1340 } 1341 1342 static int 1343 daclose(struct disk *dp) 1344 { 1345 struct cam_periph *periph; 1346 struct da_softc *softc; 1347 union ccb *ccb; 1348 int error; 1349 1350 periph = (struct cam_periph *)dp->d_drv1; 1351 softc = (struct da_softc *)periph->softc; 1352 cam_periph_lock(periph); 1353 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 1354 ("daclose\n")); 1355 1356 if (cam_periph_hold(periph, PRIBIO) == 0) { 1357 1358 /* Flush disk cache. */ 1359 if ((softc->flags & DA_FLAG_DIRTY) != 0 && 1360 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0 && 1361 (softc->flags & DA_FLAG_PACK_INVALID) == 0) { 1362 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 1363 scsi_synchronize_cache(&ccb->csio, /*retries*/1, 1364 /*cbfcnp*/dadone, MSG_SIMPLE_Q_TAG, 1365 /*begin_lba*/0, /*lb_count*/0, SSD_FULL_SIZE, 1366 5 * 60 * 1000); 1367 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0, 1368 /*sense_flags*/SF_RETRY_UA | SF_QUIET_IR, 1369 softc->disk->d_devstat); 1370 if (error == 0) 1371 softc->flags &= ~DA_FLAG_DIRTY; 1372 xpt_release_ccb(ccb); 1373 } 1374 1375 /* Allow medium removal. */ 1376 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 && 1377 (softc->quirks & DA_Q_NO_PREVENT) == 0) 1378 daprevent(periph, PR_ALLOW); 1379 1380 cam_periph_unhold(periph); 1381 } 1382 1383 /* 1384 * If we've got removeable media, mark the blocksize as 1385 * unavailable, since it could change when new media is 1386 * inserted. 1387 */ 1388 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0) 1389 softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE; 1390 1391 softc->flags &= ~DA_FLAG_OPEN; 1392 while (softc->refcount != 0) 1393 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "daclose", 1); 1394 cam_periph_unlock(periph); 1395 cam_periph_release(periph); 1396 return (0); 1397 } 1398 1399 static void 1400 daschedule(struct cam_periph *periph) 1401 { 1402 struct da_softc *softc = (struct da_softc *)periph->softc; 1403 1404 if (softc->state != DA_STATE_NORMAL) 1405 return; 1406 1407 /* Check if we have more work to do. */ 1408 if (bioq_first(&softc->bio_queue) || 1409 (!softc->delete_running && bioq_first(&softc->delete_queue)) || 1410 softc->tur) { 1411 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1412 } 1413 } 1414 1415 /* 1416 * Actually translate the requested transfer into one the physical driver 1417 * can understand. The transfer is described by a buf and will include 1418 * only one physical transfer. 1419 */ 1420 static void 1421 dastrategy(struct bio *bp) 1422 { 1423 struct cam_periph *periph; 1424 struct da_softc *softc; 1425 1426 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1427 softc = (struct da_softc *)periph->softc; 1428 1429 cam_periph_lock(periph); 1430 1431 /* 1432 * If the device has been made invalid, error out 1433 */ 1434 if ((softc->flags & DA_FLAG_PACK_INVALID)) { 1435 cam_periph_unlock(periph); 1436 biofinish(bp, NULL, ENXIO); 1437 return; 1438 } 1439 1440 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastrategy(%p)\n", bp)); 1441 1442 /* 1443 * Place it in the queue of disk activities for this disk 1444 */ 1445 if (bp->bio_cmd == BIO_DELETE) { 1446 bioq_disksort(&softc->delete_queue, bp); 1447 } else if (DA_SIO) { 1448 bioq_disksort(&softc->bio_queue, bp); 1449 } else { 1450 bioq_insert_tail(&softc->bio_queue, bp); 1451 } 1452 1453 /* 1454 * Schedule ourselves for performing the work. 1455 */ 1456 daschedule(periph); 1457 cam_periph_unlock(periph); 1458 1459 return; 1460 } 1461 1462 static int 1463 dadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1464 { 1465 struct cam_periph *periph; 1466 struct da_softc *softc; 1467 u_int secsize; 1468 struct ccb_scsiio csio; 1469 struct disk *dp; 1470 int error = 0; 1471 1472 dp = arg; 1473 periph = dp->d_drv1; 1474 softc = (struct da_softc *)periph->softc; 1475 cam_periph_lock(periph); 1476 secsize = softc->params.secsize; 1477 1478 if ((softc->flags & DA_FLAG_PACK_INVALID) != 0) { 1479 cam_periph_unlock(periph); 1480 return (ENXIO); 1481 } 1482 1483 if (length > 0) { 1484 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1485 csio.ccb_h.ccb_state = DA_CCB_DUMP; 1486 scsi_read_write(&csio, 1487 /*retries*/0, 1488 dadone, 1489 MSG_ORDERED_Q_TAG, 1490 /*read*/SCSI_RW_WRITE, 1491 /*byte2*/0, 1492 /*minimum_cmd_size*/ softc->minimum_cmd_size, 1493 offset / secsize, 1494 length / secsize, 1495 /*data_ptr*/(u_int8_t *) virtual, 1496 /*dxfer_len*/length, 1497 /*sense_len*/SSD_FULL_SIZE, 1498 da_default_timeout * 1000); 1499 xpt_polled_action((union ccb *)&csio); 1500 1501 error = cam_periph_error((union ccb *)&csio, 1502 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1503 if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0) 1504 cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0, 1505 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1506 if (error != 0) 1507 printf("Aborting dump due to I/O error.\n"); 1508 cam_periph_unlock(periph); 1509 return (error); 1510 } 1511 1512 /* 1513 * Sync the disk cache contents to the physical media. 1514 */ 1515 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) { 1516 1517 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1518 csio.ccb_h.ccb_state = DA_CCB_DUMP; 1519 scsi_synchronize_cache(&csio, 1520 /*retries*/0, 1521 /*cbfcnp*/dadone, 1522 MSG_SIMPLE_Q_TAG, 1523 /*begin_lba*/0,/* Cover the whole disk */ 1524 /*lb_count*/0, 1525 SSD_FULL_SIZE, 1526 5 * 60 * 1000); 1527 xpt_polled_action((union ccb *)&csio); 1528 1529 error = cam_periph_error((union ccb *)&csio, 1530 0, SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR, NULL); 1531 if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0) 1532 cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0, 1533 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1534 if (error != 0) 1535 xpt_print(periph->path, "Synchronize cache failed\n"); 1536 } 1537 cam_periph_unlock(periph); 1538 return (error); 1539 } 1540 1541 static int 1542 dagetattr(struct bio *bp) 1543 { 1544 int ret; 1545 struct cam_periph *periph; 1546 1547 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1548 cam_periph_lock(periph); 1549 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1550 periph->path); 1551 cam_periph_unlock(periph); 1552 if (ret == 0) 1553 bp->bio_completed = bp->bio_length; 1554 return ret; 1555 } 1556 1557 static void 1558 dainit(void) 1559 { 1560 cam_status status; 1561 1562 /* 1563 * Install a global async callback. This callback will 1564 * receive async callbacks like "new device found". 1565 */ 1566 status = xpt_register_async(AC_FOUND_DEVICE, daasync, NULL, NULL); 1567 1568 if (status != CAM_REQ_CMP) { 1569 printf("da: Failed to attach master async callback " 1570 "due to status 0x%x!\n", status); 1571 } else if (da_send_ordered) { 1572 1573 /* Register our shutdown event handler */ 1574 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, dashutdown, 1575 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1576 printf("dainit: shutdown event registration failed!\n"); 1577 } 1578 } 1579 1580 /* 1581 * Callback from GEOM, called when it has finished cleaning up its 1582 * resources. 1583 */ 1584 static void 1585 dadiskgonecb(struct disk *dp) 1586 { 1587 struct cam_periph *periph; 1588 1589 periph = (struct cam_periph *)dp->d_drv1; 1590 cam_periph_release(periph); 1591 } 1592 1593 static void 1594 daoninvalidate(struct cam_periph *periph) 1595 { 1596 struct da_softc *softc; 1597 1598 softc = (struct da_softc *)periph->softc; 1599 1600 /* 1601 * De-register any async callbacks. 1602 */ 1603 xpt_register_async(0, daasync, periph, periph->path); 1604 1605 softc->flags |= DA_FLAG_PACK_INVALID; 1606 1607 /* 1608 * Return all queued I/O with ENXIO. 1609 * XXX Handle any transactions queued to the card 1610 * with XPT_ABORT_CCB. 1611 */ 1612 bioq_flush(&softc->bio_queue, NULL, ENXIO); 1613 bioq_flush(&softc->delete_queue, NULL, ENXIO); 1614 1615 /* 1616 * Tell GEOM that we've gone away, we'll get a callback when it is 1617 * done cleaning up its resources. 1618 */ 1619 disk_gone(softc->disk); 1620 } 1621 1622 static void 1623 dacleanup(struct cam_periph *periph) 1624 { 1625 struct da_softc *softc; 1626 1627 softc = (struct da_softc *)periph->softc; 1628 1629 cam_periph_unlock(periph); 1630 1631 /* 1632 * If we can't free the sysctl tree, oh well... 1633 */ 1634 if ((softc->flags & DA_FLAG_SCTX_INIT) != 0 1635 && sysctl_ctx_free(&softc->sysctl_ctx) != 0) { 1636 xpt_print(periph->path, "can't remove sysctl context\n"); 1637 } 1638 1639 callout_drain(&softc->mediapoll_c); 1640 disk_destroy(softc->disk); 1641 callout_drain(&softc->sendordered_c); 1642 free(softc, M_DEVBUF); 1643 cam_periph_lock(periph); 1644 } 1645 1646 static void 1647 daasync(void *callback_arg, u_int32_t code, 1648 struct cam_path *path, void *arg) 1649 { 1650 struct cam_periph *periph; 1651 struct da_softc *softc; 1652 1653 periph = (struct cam_periph *)callback_arg; 1654 switch (code) { 1655 case AC_FOUND_DEVICE: 1656 { 1657 struct ccb_getdev *cgd; 1658 cam_status status; 1659 1660 cgd = (struct ccb_getdev *)arg; 1661 if (cgd == NULL) 1662 break; 1663 1664 if (cgd->protocol != PROTO_SCSI) 1665 break; 1666 if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED) 1667 break; 1668 if (SID_TYPE(&cgd->inq_data) != T_DIRECT 1669 && SID_TYPE(&cgd->inq_data) != T_RBC 1670 && SID_TYPE(&cgd->inq_data) != T_OPTICAL) 1671 break; 1672 1673 /* 1674 * Allocate a peripheral instance for 1675 * this device and start the probe 1676 * process. 1677 */ 1678 status = cam_periph_alloc(daregister, daoninvalidate, 1679 dacleanup, dastart, 1680 "da", CAM_PERIPH_BIO, 1681 path, daasync, 1682 AC_FOUND_DEVICE, cgd); 1683 1684 if (status != CAM_REQ_CMP 1685 && status != CAM_REQ_INPROG) 1686 printf("daasync: Unable to attach to new device " 1687 "due to status 0x%x\n", status); 1688 return; 1689 } 1690 case AC_ADVINFO_CHANGED: 1691 { 1692 uintptr_t buftype; 1693 1694 buftype = (uintptr_t)arg; 1695 if (buftype == CDAI_TYPE_PHYS_PATH) { 1696 struct da_softc *softc; 1697 1698 softc = periph->softc; 1699 disk_attr_changed(softc->disk, "GEOM::physpath", 1700 M_NOWAIT); 1701 } 1702 break; 1703 } 1704 case AC_UNIT_ATTENTION: 1705 { 1706 union ccb *ccb; 1707 int error_code, sense_key, asc, ascq; 1708 1709 softc = (struct da_softc *)periph->softc; 1710 ccb = (union ccb *)arg; 1711 1712 /* 1713 * Handle all UNIT ATTENTIONs except our own, 1714 * as they will be handled by daerror(). 1715 */ 1716 if (xpt_path_periph(ccb->ccb_h.path) != periph && 1717 scsi_extract_sense_ccb(ccb, 1718 &error_code, &sense_key, &asc, &ascq)) { 1719 if (asc == 0x2A && ascq == 0x09) { 1720 xpt_print(ccb->ccb_h.path, 1721 "Capacity data has changed\n"); 1722 softc->flags &= ~DA_FLAG_PROBED; 1723 dareprobe(periph); 1724 } else if (asc == 0x28 && ascq == 0x00) { 1725 softc->flags &= ~DA_FLAG_PROBED; 1726 disk_media_changed(softc->disk, M_NOWAIT); 1727 } else if (asc == 0x3F && ascq == 0x03) { 1728 xpt_print(ccb->ccb_h.path, 1729 "INQUIRY data has changed\n"); 1730 softc->flags &= ~DA_FLAG_PROBED; 1731 dareprobe(periph); 1732 } 1733 } 1734 cam_periph_async(periph, code, path, arg); 1735 break; 1736 } 1737 case AC_SCSI_AEN: 1738 softc = (struct da_softc *)periph->softc; 1739 if (!softc->tur) { 1740 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 1741 softc->tur = 1; 1742 daschedule(periph); 1743 } 1744 } 1745 /* FALLTHROUGH */ 1746 case AC_SENT_BDR: 1747 case AC_BUS_RESET: 1748 { 1749 struct ccb_hdr *ccbh; 1750 1751 softc = (struct da_softc *)periph->softc; 1752 /* 1753 * Don't fail on the expected unit attention 1754 * that will occur. 1755 */ 1756 softc->flags |= DA_FLAG_RETRY_UA; 1757 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le) 1758 ccbh->ccb_state |= DA_CCB_RETRY_UA; 1759 break; 1760 } 1761 default: 1762 break; 1763 } 1764 cam_periph_async(periph, code, path, arg); 1765 } 1766 1767 static void 1768 dasysctlinit(void *context, int pending) 1769 { 1770 struct cam_periph *periph; 1771 struct da_softc *softc; 1772 char tmpstr[80], tmpstr2[80]; 1773 struct ccb_trans_settings cts; 1774 1775 periph = (struct cam_periph *)context; 1776 /* 1777 * periph was held for us when this task was enqueued 1778 */ 1779 if (periph->flags & CAM_PERIPH_INVALID) { 1780 cam_periph_release(periph); 1781 return; 1782 } 1783 1784 softc = (struct da_softc *)periph->softc; 1785 snprintf(tmpstr, sizeof(tmpstr), "CAM DA unit %d", periph->unit_number); 1786 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1787 1788 sysctl_ctx_init(&softc->sysctl_ctx); 1789 softc->flags |= DA_FLAG_SCTX_INIT; 1790 softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx, 1791 SYSCTL_STATIC_CHILDREN(_kern_cam_da), OID_AUTO, tmpstr2, 1792 CTLFLAG_RD, 0, tmpstr); 1793 if (softc->sysctl_tree == NULL) { 1794 printf("dasysctlinit: unable to allocate sysctl tree\n"); 1795 cam_periph_release(periph); 1796 return; 1797 } 1798 1799 /* 1800 * Now register the sysctl handler, so the user can change the value on 1801 * the fly. 1802 */ 1803 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1804 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RW, 1805 softc, 0, dadeletemethodsysctl, "A", 1806 "BIO_DELETE execution method"); 1807 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1808 OID_AUTO, "delete_max", CTLTYPE_U64 | CTLFLAG_RW, 1809 softc, 0, dadeletemaxsysctl, "Q", 1810 "Maximum BIO_DELETE size"); 1811 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1812 OID_AUTO, "minimum_cmd_size", CTLTYPE_INT | CTLFLAG_RW, 1813 &softc->minimum_cmd_size, 0, dacmdsizesysctl, "I", 1814 "Minimum CDB size"); 1815 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1816 OID_AUTO, "sort_io_queue", CTLFLAG_RW, &softc->sort_io_queue, 0, 1817 "Sort IO queue to try and optimise disk access patterns"); 1818 1819 SYSCTL_ADD_INT(&softc->sysctl_ctx, 1820 SYSCTL_CHILDREN(softc->sysctl_tree), 1821 OID_AUTO, 1822 "error_inject", 1823 CTLFLAG_RW, 1824 &softc->error_inject, 1825 0, 1826 "error_inject leaf"); 1827 1828 1829 /* 1830 * Add some addressing info. 1831 */ 1832 memset(&cts, 0, sizeof (cts)); 1833 xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NONE); 1834 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 1835 cts.type = CTS_TYPE_CURRENT_SETTINGS; 1836 cam_periph_lock(periph); 1837 xpt_action((union ccb *)&cts); 1838 cam_periph_unlock(periph); 1839 if (cts.ccb_h.status != CAM_REQ_CMP) { 1840 cam_periph_release(periph); 1841 return; 1842 } 1843 if (cts.protocol == PROTO_SCSI && cts.transport == XPORT_FC) { 1844 struct ccb_trans_settings_fc *fc = &cts.xport_specific.fc; 1845 if (fc->valid & CTS_FC_VALID_WWPN) { 1846 softc->wwpn = fc->wwpn; 1847 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1848 SYSCTL_CHILDREN(softc->sysctl_tree), 1849 OID_AUTO, "wwpn", CTLFLAG_RD, 1850 &softc->wwpn, "World Wide Port Name"); 1851 } 1852 } 1853 cam_periph_release(periph); 1854 } 1855 1856 static int 1857 dadeletemaxsysctl(SYSCTL_HANDLER_ARGS) 1858 { 1859 int error; 1860 uint64_t value; 1861 struct da_softc *softc; 1862 1863 softc = (struct da_softc *)arg1; 1864 1865 value = softc->disk->d_delmaxsize; 1866 error = sysctl_handle_64(oidp, &value, 0, req); 1867 if ((error != 0) || (req->newptr == NULL)) 1868 return (error); 1869 1870 /* only accept values smaller than the calculated value */ 1871 if (value > dadeletemaxsize(softc, softc->delete_method)) { 1872 return (EINVAL); 1873 } 1874 softc->disk->d_delmaxsize = value; 1875 1876 return (0); 1877 } 1878 1879 static int 1880 dacmdsizesysctl(SYSCTL_HANDLER_ARGS) 1881 { 1882 int error, value; 1883 1884 value = *(int *)arg1; 1885 1886 error = sysctl_handle_int(oidp, &value, 0, req); 1887 1888 if ((error != 0) 1889 || (req->newptr == NULL)) 1890 return (error); 1891 1892 /* 1893 * Acceptable values here are 6, 10, 12 or 16. 1894 */ 1895 if (value < 6) 1896 value = 6; 1897 else if ((value > 6) 1898 && (value <= 10)) 1899 value = 10; 1900 else if ((value > 10) 1901 && (value <= 12)) 1902 value = 12; 1903 else if (value > 12) 1904 value = 16; 1905 1906 *(int *)arg1 = value; 1907 1908 return (0); 1909 } 1910 1911 static void 1912 dadeletemethodset(struct da_softc *softc, da_delete_methods delete_method) 1913 { 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 = DA_DELETE_MIN; i <= DA_DELETE_MAX; i++) { 1969 if (softc->delete_available & (1 << i)) { 1970 if (sep) { 1971 strlcat(buf, ",", sizeof(buf)); 1972 } else { 1973 sep = 1; 1974 } 1975 strlcat(buf, da_delete_method_names[i], 1976 sizeof(buf)); 1977 if (i == softc->delete_method) { 1978 strlcat(buf, "(*)", sizeof(buf)); 1979 } 1980 } 1981 } 1982 if (sep == 0) { 1983 if (softc->delete_method == DA_DELETE_NONE) 1984 strlcat(buf, "NONE(*)", sizeof(buf)); 1985 else 1986 strlcat(buf, "DISABLED(*)", sizeof(buf)); 1987 } 1988 strlcat(buf, ">", sizeof(buf)); 1989 printf("%s%d: %s\n", periph->periph_name, 1990 periph->unit_number, buf); 1991 } 1992 1993 /* 1994 * Since our peripheral may be invalidated by an error 1995 * above or an external event, we must release our CCB 1996 * before releasing the probe lock on the peripheral. 1997 * The peripheral will only go away once the last lock 1998 * is removed, and we need it around for the CCB release 1999 * operation. 2000 */ 2001 xpt_release_ccb(ccb); 2002 softc->state = DA_STATE_NORMAL; 2003 softc->flags |= DA_FLAG_PROBED; 2004 daschedule(periph); 2005 wakeup(&softc->disk->d_mediasize); 2006 if ((softc->flags & DA_FLAG_ANNOUNCED) == 0) { 2007 softc->flags |= DA_FLAG_ANNOUNCED; 2008 cam_periph_unhold(periph); 2009 } else 2010 cam_periph_release_locked(periph); 2011 } 2012 2013 static void 2014 dadeletemethodchoose(struct da_softc *softc, da_delete_methods default_method) 2015 { 2016 int i, delete_method; 2017 2018 delete_method = default_method; 2019 2020 /* 2021 * Use the pre-defined order to choose the best 2022 * performing delete. 2023 */ 2024 for (i = DA_DELETE_MIN; i <= DA_DELETE_MAX; i++) { 2025 if (softc->delete_available & (1 << i)) { 2026 dadeletemethodset(softc, i); 2027 return; 2028 } 2029 } 2030 dadeletemethodset(softc, delete_method); 2031 } 2032 2033 static int 2034 dadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 2035 { 2036 char buf[16]; 2037 const char *p; 2038 struct da_softc *softc; 2039 int i, error, methods, value; 2040 2041 softc = (struct da_softc *)arg1; 2042 2043 value = softc->delete_method; 2044 if (value < 0 || value > DA_DELETE_MAX) 2045 p = "UNKNOWN"; 2046 else 2047 p = da_delete_method_names[value]; 2048 strncpy(buf, p, sizeof(buf)); 2049 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 2050 if (error != 0 || req->newptr == NULL) 2051 return (error); 2052 methods = softc->delete_available | (1 << DA_DELETE_DISABLE); 2053 for (i = 0; i <= DA_DELETE_MAX; i++) { 2054 if (!(methods & (1 << i)) || 2055 strcmp(buf, da_delete_method_names[i]) != 0) 2056 continue; 2057 dadeletemethodset(softc, i); 2058 return (0); 2059 } 2060 return (EINVAL); 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: %dH %dS/T " 3153 "%dC)", (uintmax_t) 3154 (((uintmax_t)dp->secsize * 3155 dp->sectors) / (1024*1024)), 3156 (uintmax_t)dp->sectors, 3157 dp->secsize, dp->heads, 3158 dp->secs_per_track, dp->cylinders); 3159 } 3160 } else { 3161 int error; 3162 3163 announce_buf[0] = '\0'; 3164 3165 /* 3166 * Retry any UNIT ATTENTION type errors. They 3167 * are expected at boot. 3168 */ 3169 error = daerror(done_ccb, CAM_RETRY_SELTO, 3170 SF_RETRY_UA|SF_NO_PRINT); 3171 if (error == ERESTART) { 3172 /* 3173 * A retry was scheuled, so 3174 * just return. 3175 */ 3176 return; 3177 } else if (error != 0) { 3178 int asc, ascq; 3179 int sense_key, error_code; 3180 int have_sense; 3181 cam_status status; 3182 struct ccb_getdev cgd; 3183 3184 /* Don't wedge this device's queue */ 3185 status = done_ccb->ccb_h.status; 3186 if ((status & CAM_DEV_QFRZN) != 0) 3187 cam_release_devq(done_ccb->ccb_h.path, 3188 /*relsim_flags*/0, 3189 /*reduction*/0, 3190 /*timeout*/0, 3191 /*getcount_only*/0); 3192 3193 3194 xpt_setup_ccb(&cgd.ccb_h, 3195 done_ccb->ccb_h.path, 3196 CAM_PRIORITY_NORMAL); 3197 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 3198 xpt_action((union ccb *)&cgd); 3199 3200 if (scsi_extract_sense_ccb(done_ccb, 3201 &error_code, &sense_key, &asc, &ascq)) 3202 have_sense = TRUE; 3203 else 3204 have_sense = FALSE; 3205 3206 /* 3207 * If we tried READ CAPACITY(16) and failed, 3208 * fallback to READ CAPACITY(10). 3209 */ 3210 if ((state == DA_CCB_PROBE_RC16) && 3211 (softc->flags & DA_FLAG_CAN_RC16) && 3212 (((csio->ccb_h.status & CAM_STATUS_MASK) == 3213 CAM_REQ_INVALID) || 3214 ((have_sense) && 3215 (error_code == SSD_CURRENT_ERROR) && 3216 (sense_key == SSD_KEY_ILLEGAL_REQUEST)))) { 3217 softc->flags &= ~DA_FLAG_CAN_RC16; 3218 free(rdcap, M_SCSIDA); 3219 xpt_release_ccb(done_ccb); 3220 softc->state = DA_STATE_PROBE_RC; 3221 xpt_schedule(periph, priority); 3222 return; 3223 } else 3224 /* 3225 * Attach to anything that claims to be a 3226 * direct access or optical disk device, 3227 * as long as it doesn't return a "Logical 3228 * unit not supported" (0x25) error. 3229 */ 3230 if ((have_sense) && (asc != 0x25) 3231 && (error_code == SSD_CURRENT_ERROR)) { 3232 const char *sense_key_desc; 3233 const char *asc_desc; 3234 3235 dasetgeom(periph, 512, -1, NULL, 0); 3236 scsi_sense_desc(sense_key, asc, ascq, 3237 &cgd.inq_data, 3238 &sense_key_desc, 3239 &asc_desc); 3240 snprintf(announce_buf, 3241 sizeof(announce_buf), 3242 "Attempt to query device " 3243 "size failed: %s, %s", 3244 sense_key_desc, 3245 asc_desc); 3246 } else { 3247 if (have_sense) 3248 scsi_sense_print( 3249 &done_ccb->csio); 3250 else { 3251 xpt_print(periph->path, 3252 "got CAM status %#x\n", 3253 done_ccb->ccb_h.status); 3254 } 3255 3256 xpt_print(periph->path, "fatal error, " 3257 "failed to attach to device\n"); 3258 3259 /* 3260 * Free up resources. 3261 */ 3262 cam_periph_invalidate(periph); 3263 } 3264 } 3265 } 3266 free(csio->data_ptr, M_SCSIDA); 3267 if (announce_buf[0] != '\0' && 3268 ((softc->flags & DA_FLAG_ANNOUNCED) == 0)) { 3269 /* 3270 * Create our sysctl variables, now that we know 3271 * we have successfully attached. 3272 */ 3273 /* increase the refcount */ 3274 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 3275 taskqueue_enqueue(taskqueue_thread, 3276 &softc->sysctl_task); 3277 xpt_announce_periph(periph, announce_buf); 3278 xpt_announce_quirks(periph, softc->quirks, 3279 DA_Q_BIT_STRING); 3280 } else { 3281 xpt_print(periph->path, "fatal error, " 3282 "could not acquire reference count\n"); 3283 } 3284 } 3285 3286 /* We already probed the device. */ 3287 if (softc->flags & DA_FLAG_PROBED) { 3288 daprobedone(periph, done_ccb); 3289 return; 3290 } 3291 3292 /* Ensure re-probe doesn't see old delete. */ 3293 softc->delete_available = 0; 3294 if (lbp && (softc->quirks & DA_Q_NO_UNMAP) == 0) { 3295 /* 3296 * Based on older SBC-3 spec revisions 3297 * any of the UNMAP methods "may" be 3298 * available via LBP given this flag so 3299 * we flag all of them as availble and 3300 * then remove those which further 3301 * probes confirm aren't available 3302 * later. 3303 * 3304 * We could also check readcap(16) p_type 3305 * flag to exclude one or more invalid 3306 * write same (X) types here 3307 */ 3308 dadeleteflag(softc, DA_DELETE_WS16, 1); 3309 dadeleteflag(softc, DA_DELETE_WS10, 1); 3310 dadeleteflag(softc, DA_DELETE_ZERO, 1); 3311 dadeleteflag(softc, DA_DELETE_UNMAP, 1); 3312 3313 xpt_release_ccb(done_ccb); 3314 softc->state = DA_STATE_PROBE_LBP; 3315 xpt_schedule(periph, priority); 3316 return; 3317 } 3318 3319 xpt_release_ccb(done_ccb); 3320 softc->state = DA_STATE_PROBE_BDC; 3321 xpt_schedule(periph, priority); 3322 return; 3323 } 3324 case DA_CCB_PROBE_LBP: 3325 { 3326 struct scsi_vpd_logical_block_prov *lbp; 3327 3328 lbp = (struct scsi_vpd_logical_block_prov *)csio->data_ptr; 3329 3330 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3331 /* 3332 * T10/1799-D Revision 31 states at least one of these 3333 * must be supported but we don't currently enforce this. 3334 */ 3335 dadeleteflag(softc, DA_DELETE_WS16, 3336 (lbp->flags & SVPD_LBP_WS16)); 3337 dadeleteflag(softc, DA_DELETE_WS10, 3338 (lbp->flags & SVPD_LBP_WS10)); 3339 dadeleteflag(softc, DA_DELETE_ZERO, 3340 (lbp->flags & SVPD_LBP_WS10)); 3341 dadeleteflag(softc, DA_DELETE_UNMAP, 3342 (lbp->flags & SVPD_LBP_UNMAP)); 3343 } else { 3344 int error; 3345 error = daerror(done_ccb, CAM_RETRY_SELTO, 3346 SF_RETRY_UA|SF_NO_PRINT); 3347 if (error == ERESTART) 3348 return; 3349 else if (error != 0) { 3350 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3351 /* Don't wedge this device's queue */ 3352 cam_release_devq(done_ccb->ccb_h.path, 3353 /*relsim_flags*/0, 3354 /*reduction*/0, 3355 /*timeout*/0, 3356 /*getcount_only*/0); 3357 } 3358 3359 /* 3360 * Failure indicates we don't support any SBC-3 3361 * delete methods with UNMAP 3362 */ 3363 } 3364 } 3365 3366 free(lbp, M_SCSIDA); 3367 xpt_release_ccb(done_ccb); 3368 softc->state = DA_STATE_PROBE_BLK_LIMITS; 3369 xpt_schedule(periph, priority); 3370 return; 3371 } 3372 case DA_CCB_PROBE_BLK_LIMITS: 3373 { 3374 struct scsi_vpd_block_limits *block_limits; 3375 3376 block_limits = (struct scsi_vpd_block_limits *)csio->data_ptr; 3377 3378 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3379 uint32_t max_txfer_len = scsi_4btoul( 3380 block_limits->max_txfer_len); 3381 uint32_t max_unmap_lba_cnt = scsi_4btoul( 3382 block_limits->max_unmap_lba_cnt); 3383 uint32_t max_unmap_blk_cnt = scsi_4btoul( 3384 block_limits->max_unmap_blk_cnt); 3385 uint64_t ws_max_blks = scsi_8btou64( 3386 block_limits->max_write_same_length); 3387 3388 if (max_txfer_len != 0) { 3389 softc->disk->d_maxsize = MIN(softc->maxio, 3390 (off_t)max_txfer_len * softc->params.secsize); 3391 } 3392 3393 /* 3394 * We should already support UNMAP but we check lba 3395 * and block count to be sure 3396 */ 3397 if (max_unmap_lba_cnt != 0x00L && 3398 max_unmap_blk_cnt != 0x00L) { 3399 softc->unmap_max_lba = max_unmap_lba_cnt; 3400 softc->unmap_max_ranges = min(max_unmap_blk_cnt, 3401 UNMAP_MAX_RANGES); 3402 } else { 3403 /* 3404 * Unexpected UNMAP limits which means the 3405 * device doesn't actually support UNMAP 3406 */ 3407 dadeleteflag(softc, DA_DELETE_UNMAP, 0); 3408 } 3409 3410 if (ws_max_blks != 0x00L) 3411 softc->ws_max_blks = ws_max_blks; 3412 } else { 3413 int error; 3414 error = daerror(done_ccb, CAM_RETRY_SELTO, 3415 SF_RETRY_UA|SF_NO_PRINT); 3416 if (error == ERESTART) 3417 return; 3418 else if (error != 0) { 3419 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3420 /* Don't wedge this device's queue */ 3421 cam_release_devq(done_ccb->ccb_h.path, 3422 /*relsim_flags*/0, 3423 /*reduction*/0, 3424 /*timeout*/0, 3425 /*getcount_only*/0); 3426 } 3427 3428 /* 3429 * Failure here doesn't mean UNMAP is not 3430 * supported as this is an optional page. 3431 */ 3432 softc->unmap_max_lba = 1; 3433 softc->unmap_max_ranges = 1; 3434 } 3435 } 3436 3437 free(block_limits, M_SCSIDA); 3438 xpt_release_ccb(done_ccb); 3439 softc->state = DA_STATE_PROBE_BDC; 3440 xpt_schedule(periph, priority); 3441 return; 3442 } 3443 case DA_CCB_PROBE_BDC: 3444 { 3445 struct scsi_vpd_block_characteristics *bdc; 3446 3447 bdc = (struct scsi_vpd_block_characteristics *)csio->data_ptr; 3448 3449 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3450 /* 3451 * Disable queue sorting for non-rotational media 3452 * by default. 3453 */ 3454 u_int16_t old_rate = softc->disk->d_rotation_rate; 3455 3456 softc->disk->d_rotation_rate = 3457 scsi_2btoul(bdc->medium_rotation_rate); 3458 if (softc->disk->d_rotation_rate == 3459 SVPD_BDC_RATE_NON_ROTATING) { 3460 softc->sort_io_queue = 0; 3461 } 3462 if (softc->disk->d_rotation_rate != old_rate) { 3463 disk_attr_changed(softc->disk, 3464 "GEOM::rotation_rate", M_NOWAIT); 3465 } 3466 } else { 3467 int error; 3468 error = daerror(done_ccb, CAM_RETRY_SELTO, 3469 SF_RETRY_UA|SF_NO_PRINT); 3470 if (error == ERESTART) 3471 return; 3472 else if (error != 0) { 3473 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3474 /* Don't wedge this device's queue */ 3475 cam_release_devq(done_ccb->ccb_h.path, 3476 /*relsim_flags*/0, 3477 /*reduction*/0, 3478 /*timeout*/0, 3479 /*getcount_only*/0); 3480 } 3481 } 3482 } 3483 3484 free(bdc, M_SCSIDA); 3485 xpt_release_ccb(done_ccb); 3486 softc->state = DA_STATE_PROBE_ATA; 3487 xpt_schedule(periph, priority); 3488 return; 3489 } 3490 case DA_CCB_PROBE_ATA: 3491 { 3492 int i; 3493 struct ata_params *ata_params; 3494 int16_t *ptr; 3495 3496 ata_params = (struct ata_params *)csio->data_ptr; 3497 ptr = (uint16_t *)ata_params; 3498 3499 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3500 uint16_t old_rate; 3501 3502 for (i = 0; i < sizeof(*ata_params) / 2; i++) 3503 ptr[i] = le16toh(ptr[i]); 3504 if (ata_params->support_dsm & ATA_SUPPORT_DSM_TRIM && 3505 (softc->quirks & DA_Q_NO_UNMAP) == 0) { 3506 dadeleteflag(softc, DA_DELETE_ATA_TRIM, 1); 3507 if (ata_params->max_dsm_blocks != 0) 3508 softc->trim_max_ranges = min( 3509 softc->trim_max_ranges, 3510 ata_params->max_dsm_blocks * 3511 ATA_DSM_BLK_RANGES); 3512 } 3513 /* 3514 * Disable queue sorting for non-rotational media 3515 * by default. 3516 */ 3517 old_rate = softc->disk->d_rotation_rate; 3518 softc->disk->d_rotation_rate = 3519 ata_params->media_rotation_rate; 3520 if (softc->disk->d_rotation_rate == 3521 ATA_RATE_NON_ROTATING) { 3522 softc->sort_io_queue = 0; 3523 } 3524 3525 if (softc->disk->d_rotation_rate != old_rate) { 3526 disk_attr_changed(softc->disk, 3527 "GEOM::rotation_rate", M_NOWAIT); 3528 } 3529 } else { 3530 int error; 3531 error = daerror(done_ccb, CAM_RETRY_SELTO, 3532 SF_RETRY_UA|SF_NO_PRINT); 3533 if (error == ERESTART) 3534 return; 3535 else if (error != 0) { 3536 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3537 /* Don't wedge this device's queue */ 3538 cam_release_devq(done_ccb->ccb_h.path, 3539 /*relsim_flags*/0, 3540 /*reduction*/0, 3541 /*timeout*/0, 3542 /*getcount_only*/0); 3543 } 3544 } 3545 } 3546 3547 free(ata_params, M_SCSIDA); 3548 daprobedone(periph, done_ccb); 3549 return; 3550 } 3551 case DA_CCB_DUMP: 3552 /* No-op. We're polling */ 3553 return; 3554 case DA_CCB_TUR: 3555 { 3556 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3557 3558 if (daerror(done_ccb, CAM_RETRY_SELTO, 3559 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) == 3560 ERESTART) 3561 return; 3562 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 3563 cam_release_devq(done_ccb->ccb_h.path, 3564 /*relsim_flags*/0, 3565 /*reduction*/0, 3566 /*timeout*/0, 3567 /*getcount_only*/0); 3568 } 3569 xpt_release_ccb(done_ccb); 3570 cam_periph_release_locked(periph); 3571 return; 3572 } 3573 default: 3574 break; 3575 } 3576 xpt_release_ccb(done_ccb); 3577 } 3578 3579 static void 3580 dareprobe(struct cam_periph *periph) 3581 { 3582 struct da_softc *softc; 3583 cam_status status; 3584 3585 softc = (struct da_softc *)periph->softc; 3586 3587 /* Probe in progress; don't interfere. */ 3588 if (softc->state != DA_STATE_NORMAL) 3589 return; 3590 3591 status = cam_periph_acquire(periph); 3592 KASSERT(status == CAM_REQ_CMP, 3593 ("dareprobe: cam_periph_acquire failed")); 3594 3595 if (softc->flags & DA_FLAG_CAN_RC16) 3596 softc->state = DA_STATE_PROBE_RC16; 3597 else 3598 softc->state = DA_STATE_PROBE_RC; 3599 3600 xpt_schedule(periph, CAM_PRIORITY_DEV); 3601 } 3602 3603 static int 3604 daerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3605 { 3606 struct da_softc *softc; 3607 struct cam_periph *periph; 3608 int error, error_code, sense_key, asc, ascq; 3609 3610 periph = xpt_path_periph(ccb->ccb_h.path); 3611 softc = (struct da_softc *)periph->softc; 3612 3613 /* 3614 * Automatically detect devices that do not support 3615 * READ(6)/WRITE(6) and upgrade to using 10 byte cdbs. 3616 */ 3617 error = 0; 3618 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) { 3619 error = cmd6workaround(ccb); 3620 } else if (scsi_extract_sense_ccb(ccb, 3621 &error_code, &sense_key, &asc, &ascq)) { 3622 if (sense_key == SSD_KEY_ILLEGAL_REQUEST) 3623 error = cmd6workaround(ccb); 3624 /* 3625 * If the target replied with CAPACITY DATA HAS CHANGED UA, 3626 * query the capacity and notify upper layers. 3627 */ 3628 else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3629 asc == 0x2A && ascq == 0x09) { 3630 xpt_print(periph->path, "Capacity data has changed\n"); 3631 softc->flags &= ~DA_FLAG_PROBED; 3632 dareprobe(periph); 3633 sense_flags |= SF_NO_PRINT; 3634 } else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3635 asc == 0x28 && ascq == 0x00) { 3636 softc->flags &= ~DA_FLAG_PROBED; 3637 disk_media_changed(softc->disk, M_NOWAIT); 3638 } else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3639 asc == 0x3F && ascq == 0x03) { 3640 xpt_print(periph->path, "INQUIRY data has changed\n"); 3641 softc->flags &= ~DA_FLAG_PROBED; 3642 dareprobe(periph); 3643 sense_flags |= SF_NO_PRINT; 3644 } else if (sense_key == SSD_KEY_NOT_READY && 3645 asc == 0x3a && (softc->flags & DA_FLAG_PACK_INVALID) == 0) { 3646 softc->flags |= DA_FLAG_PACK_INVALID; 3647 disk_media_gone(softc->disk, M_NOWAIT); 3648 } 3649 } 3650 if (error == ERESTART) 3651 return (ERESTART); 3652 3653 /* 3654 * XXX 3655 * Until we have a better way of doing pack validation, 3656 * don't treat UAs as errors. 3657 */ 3658 sense_flags |= SF_RETRY_UA; 3659 3660 if (softc->quirks & DA_Q_RETRY_BUSY) 3661 sense_flags |= SF_RETRY_BUSY; 3662 return(cam_periph_error(ccb, cam_flags, sense_flags, 3663 &softc->saved_ccb)); 3664 } 3665 3666 static void 3667 damediapoll(void *arg) 3668 { 3669 struct cam_periph *periph = arg; 3670 struct da_softc *softc = periph->softc; 3671 3672 if (!softc->tur && LIST_EMPTY(&softc->pending_ccbs)) { 3673 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 3674 softc->tur = 1; 3675 daschedule(periph); 3676 } 3677 } 3678 /* Queue us up again */ 3679 if (da_poll_period != 0) 3680 callout_schedule(&softc->mediapoll_c, da_poll_period * hz); 3681 } 3682 3683 static void 3684 daprevent(struct cam_periph *periph, int action) 3685 { 3686 struct da_softc *softc; 3687 union ccb *ccb; 3688 int error; 3689 3690 softc = (struct da_softc *)periph->softc; 3691 3692 if (((action == PR_ALLOW) 3693 && (softc->flags & DA_FLAG_PACK_LOCKED) == 0) 3694 || ((action == PR_PREVENT) 3695 && (softc->flags & DA_FLAG_PACK_LOCKED) != 0)) { 3696 return; 3697 } 3698 3699 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3700 3701 scsi_prevent(&ccb->csio, 3702 /*retries*/1, 3703 /*cbcfp*/dadone, 3704 MSG_SIMPLE_Q_TAG, 3705 action, 3706 SSD_FULL_SIZE, 3707 5000); 3708 3709 error = cam_periph_runccb(ccb, daerror, CAM_RETRY_SELTO, 3710 SF_RETRY_UA | SF_NO_PRINT, softc->disk->d_devstat); 3711 3712 if (error == 0) { 3713 if (action == PR_ALLOW) 3714 softc->flags &= ~DA_FLAG_PACK_LOCKED; 3715 else 3716 softc->flags |= DA_FLAG_PACK_LOCKED; 3717 } 3718 3719 xpt_release_ccb(ccb); 3720 } 3721 3722 static void 3723 dasetgeom(struct cam_periph *periph, uint32_t block_len, uint64_t maxsector, 3724 struct scsi_read_capacity_data_long *rcaplong, size_t rcap_len) 3725 { 3726 struct ccb_calc_geometry ccg; 3727 struct da_softc *softc; 3728 struct disk_params *dp; 3729 u_int lbppbe, lalba; 3730 int error; 3731 3732 softc = (struct da_softc *)periph->softc; 3733 3734 dp = &softc->params; 3735 dp->secsize = block_len; 3736 dp->sectors = maxsector + 1; 3737 if (rcaplong != NULL) { 3738 lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE; 3739 lalba = scsi_2btoul(rcaplong->lalba_lbp); 3740 lalba &= SRC16_LALBA_A; 3741 } else { 3742 lbppbe = 0; 3743 lalba = 0; 3744 } 3745 3746 if (lbppbe > 0) { 3747 dp->stripesize = block_len << lbppbe; 3748 dp->stripeoffset = (dp->stripesize - block_len * lalba) % 3749 dp->stripesize; 3750 } else if (softc->quirks & DA_Q_4K) { 3751 dp->stripesize = 4096; 3752 dp->stripeoffset = 0; 3753 } else { 3754 dp->stripesize = 0; 3755 dp->stripeoffset = 0; 3756 } 3757 /* 3758 * Have the controller provide us with a geometry 3759 * for this disk. The only time the geometry 3760 * matters is when we boot and the controller 3761 * is the only one knowledgeable enough to come 3762 * up with something that will make this a bootable 3763 * device. 3764 */ 3765 xpt_setup_ccb(&ccg.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3766 ccg.ccb_h.func_code = XPT_CALC_GEOMETRY; 3767 ccg.block_size = dp->secsize; 3768 ccg.volume_size = dp->sectors; 3769 ccg.heads = 0; 3770 ccg.secs_per_track = 0; 3771 ccg.cylinders = 0; 3772 xpt_action((union ccb*)&ccg); 3773 if ((ccg.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3774 /* 3775 * We don't know what went wrong here- but just pick 3776 * a geometry so we don't have nasty things like divide 3777 * by zero. 3778 */ 3779 dp->heads = 255; 3780 dp->secs_per_track = 255; 3781 dp->cylinders = dp->sectors / (255 * 255); 3782 if (dp->cylinders == 0) { 3783 dp->cylinders = 1; 3784 } 3785 } else { 3786 dp->heads = ccg.heads; 3787 dp->secs_per_track = ccg.secs_per_track; 3788 dp->cylinders = ccg.cylinders; 3789 } 3790 3791 /* 3792 * If the user supplied a read capacity buffer, and if it is 3793 * different than the previous buffer, update the data in the EDT. 3794 * If it's the same, we don't bother. This avoids sending an 3795 * update every time someone opens this device. 3796 */ 3797 if ((rcaplong != NULL) 3798 && (bcmp(rcaplong, &softc->rcaplong, 3799 min(sizeof(softc->rcaplong), rcap_len)) != 0)) { 3800 struct ccb_dev_advinfo cdai; 3801 3802 xpt_setup_ccb(&cdai.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3803 cdai.ccb_h.func_code = XPT_DEV_ADVINFO; 3804 cdai.buftype = CDAI_TYPE_RCAPLONG; 3805 cdai.flags = CDAI_FLAG_STORE; 3806 cdai.bufsiz = rcap_len; 3807 cdai.buf = (uint8_t *)rcaplong; 3808 xpt_action((union ccb *)&cdai); 3809 if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0) 3810 cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE); 3811 if (cdai.ccb_h.status != CAM_REQ_CMP) { 3812 xpt_print(periph->path, "%s: failed to set read " 3813 "capacity advinfo\n", __func__); 3814 /* Use cam_error_print() to decode the status */ 3815 cam_error_print((union ccb *)&cdai, CAM_ESF_CAM_STATUS, 3816 CAM_EPF_ALL); 3817 } else { 3818 bcopy(rcaplong, &softc->rcaplong, 3819 min(sizeof(softc->rcaplong), rcap_len)); 3820 } 3821 } 3822 3823 softc->disk->d_sectorsize = softc->params.secsize; 3824 softc->disk->d_mediasize = softc->params.secsize * (off_t)softc->params.sectors; 3825 softc->disk->d_stripesize = softc->params.stripesize; 3826 softc->disk->d_stripeoffset = softc->params.stripeoffset; 3827 /* XXX: these are not actually "firmware" values, so they may be wrong */ 3828 softc->disk->d_fwsectors = softc->params.secs_per_track; 3829 softc->disk->d_fwheads = softc->params.heads; 3830 softc->disk->d_devstat->block_size = softc->params.secsize; 3831 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE; 3832 3833 error = disk_resize(softc->disk, M_NOWAIT); 3834 if (error != 0) 3835 xpt_print(periph->path, "disk_resize(9) failed, error = %d\n", error); 3836 } 3837 3838 static void 3839 dasendorderedtag(void *arg) 3840 { 3841 struct da_softc *softc = arg; 3842 3843 if (da_send_ordered) { 3844 if (!LIST_EMPTY(&softc->pending_ccbs)) { 3845 if ((softc->flags & DA_FLAG_WAS_OTAG) == 0) 3846 softc->flags |= DA_FLAG_NEED_OTAG; 3847 softc->flags &= ~DA_FLAG_WAS_OTAG; 3848 } 3849 } 3850 /* Queue us up again */ 3851 callout_reset(&softc->sendordered_c, 3852 (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL, 3853 dasendorderedtag, softc); 3854 } 3855 3856 /* 3857 * Step through all DA peripheral drivers, and if the device is still open, 3858 * sync the disk cache to physical media. 3859 */ 3860 static void 3861 dashutdown(void * arg, int howto) 3862 { 3863 struct cam_periph *periph; 3864 struct da_softc *softc; 3865 union ccb *ccb; 3866 int error; 3867 3868 CAM_PERIPH_FOREACH(periph, &dadriver) { 3869 softc = (struct da_softc *)periph->softc; 3870 if (SCHEDULER_STOPPED()) { 3871 /* If we paniced with the lock held, do not recurse. */ 3872 if (!cam_periph_owned(periph) && 3873 (softc->flags & DA_FLAG_OPEN)) { 3874 dadump(softc->disk, NULL, 0, 0, 0); 3875 } 3876 continue; 3877 } 3878 cam_periph_lock(periph); 3879 3880 /* 3881 * We only sync the cache if the drive is still open, and 3882 * if the drive is capable of it.. 3883 */ 3884 if (((softc->flags & DA_FLAG_OPEN) == 0) 3885 || (softc->quirks & DA_Q_NO_SYNC_CACHE)) { 3886 cam_periph_unlock(periph); 3887 continue; 3888 } 3889 3890 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3891 scsi_synchronize_cache(&ccb->csio, 3892 /*retries*/0, 3893 /*cbfcnp*/dadone, 3894 MSG_SIMPLE_Q_TAG, 3895 /*begin_lba*/0, /* whole disk */ 3896 /*lb_count*/0, 3897 SSD_FULL_SIZE, 3898 60 * 60 * 1000); 3899 3900 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0, 3901 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR, 3902 softc->disk->d_devstat); 3903 if (error != 0) 3904 xpt_print(periph->path, "Synchronize cache failed\n"); 3905 xpt_release_ccb(ccb); 3906 cam_periph_unlock(periph); 3907 } 3908 } 3909 3910 #else /* !_KERNEL */ 3911 3912 /* 3913 * XXX These are only left out of the kernel build to silence warnings. If, 3914 * for some reason these functions are used in the kernel, the ifdefs should 3915 * be moved so they are included both in the kernel and userland. 3916 */ 3917 void 3918 scsi_format_unit(struct ccb_scsiio *csio, u_int32_t retries, 3919 void (*cbfcnp)(struct cam_periph *, union ccb *), 3920 u_int8_t tag_action, u_int8_t byte2, u_int16_t ileave, 3921 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 3922 u_int32_t timeout) 3923 { 3924 struct scsi_format_unit *scsi_cmd; 3925 3926 scsi_cmd = (struct scsi_format_unit *)&csio->cdb_io.cdb_bytes; 3927 scsi_cmd->opcode = FORMAT_UNIT; 3928 scsi_cmd->byte2 = byte2; 3929 scsi_ulto2b(ileave, scsi_cmd->interleave); 3930 3931 cam_fill_csio(csio, 3932 retries, 3933 cbfcnp, 3934 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE, 3935 tag_action, 3936 data_ptr, 3937 dxfer_len, 3938 sense_len, 3939 sizeof(*scsi_cmd), 3940 timeout); 3941 } 3942 3943 void 3944 scsi_read_defects(struct ccb_scsiio *csio, uint32_t retries, 3945 void (*cbfcnp)(struct cam_periph *, union ccb *), 3946 uint8_t tag_action, uint8_t list_format, 3947 uint32_t addr_desc_index, uint8_t *data_ptr, 3948 uint32_t dxfer_len, int minimum_cmd_size, 3949 uint8_t sense_len, uint32_t timeout) 3950 { 3951 uint8_t cdb_len; 3952 3953 /* 3954 * These conditions allow using the 10 byte command. Otherwise we 3955 * need to use the 12 byte command. 3956 */ 3957 if ((minimum_cmd_size <= 10) 3958 && (addr_desc_index == 0) 3959 && (dxfer_len <= SRDD10_MAX_LENGTH)) { 3960 struct scsi_read_defect_data_10 *cdb10; 3961 3962 cdb10 = (struct scsi_read_defect_data_10 *) 3963 &csio->cdb_io.cdb_bytes; 3964 3965 cdb_len = sizeof(*cdb10); 3966 bzero(cdb10, cdb_len); 3967 cdb10->opcode = READ_DEFECT_DATA_10; 3968 cdb10->format = list_format; 3969 scsi_ulto2b(dxfer_len, cdb10->alloc_length); 3970 } else { 3971 struct scsi_read_defect_data_12 *cdb12; 3972 3973 cdb12 = (struct scsi_read_defect_data_12 *) 3974 &csio->cdb_io.cdb_bytes; 3975 3976 cdb_len = sizeof(*cdb12); 3977 bzero(cdb12, cdb_len); 3978 cdb12->opcode = READ_DEFECT_DATA_12; 3979 cdb12->format = list_format; 3980 scsi_ulto4b(dxfer_len, cdb12->alloc_length); 3981 scsi_ulto4b(addr_desc_index, cdb12->address_descriptor_index); 3982 } 3983 3984 cam_fill_csio(csio, 3985 retries, 3986 cbfcnp, 3987 /*flags*/ CAM_DIR_IN, 3988 tag_action, 3989 data_ptr, 3990 dxfer_len, 3991 sense_len, 3992 cdb_len, 3993 timeout); 3994 } 3995 3996 void 3997 scsi_sanitize(struct ccb_scsiio *csio, u_int32_t retries, 3998 void (*cbfcnp)(struct cam_periph *, union ccb *), 3999 u_int8_t tag_action, u_int8_t byte2, u_int16_t control, 4000 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 4001 u_int32_t timeout) 4002 { 4003 struct scsi_sanitize *scsi_cmd; 4004 4005 scsi_cmd = (struct scsi_sanitize *)&csio->cdb_io.cdb_bytes; 4006 scsi_cmd->opcode = SANITIZE; 4007 scsi_cmd->byte2 = byte2; 4008 scsi_cmd->control = control; 4009 scsi_ulto2b(dxfer_len, scsi_cmd->length); 4010 4011 cam_fill_csio(csio, 4012 retries, 4013 cbfcnp, 4014 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE, 4015 tag_action, 4016 data_ptr, 4017 dxfer_len, 4018 sense_len, 4019 sizeof(*scsi_cmd), 4020 timeout); 4021 } 4022 4023 #endif /* _KERNEL */ 4024