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 static disk_strategy_t dastrategy; 1188 static dumper_t dadump; 1189 static periph_init_t dainit; 1190 static void daasync(void *callback_arg, u_int32_t code, 1191 struct cam_path *path, void *arg); 1192 static void dasysctlinit(void *context, int pending); 1193 static int dacmdsizesysctl(SYSCTL_HANDLER_ARGS); 1194 static int dadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 1195 static int dadeletemaxsysctl(SYSCTL_HANDLER_ARGS); 1196 static void dadeletemethodset(struct da_softc *softc, 1197 da_delete_methods delete_method); 1198 static off_t dadeletemaxsize(struct da_softc *softc, 1199 da_delete_methods delete_method); 1200 static void dadeletemethodchoose(struct da_softc *softc, 1201 da_delete_methods default_method); 1202 static void daprobedone(struct cam_periph *periph, union ccb *ccb); 1203 1204 static periph_ctor_t daregister; 1205 static periph_dtor_t dacleanup; 1206 static periph_start_t dastart; 1207 static periph_oninv_t daoninvalidate; 1208 static void dadone(struct cam_periph *periph, 1209 union ccb *done_ccb); 1210 static int daerror(union ccb *ccb, u_int32_t cam_flags, 1211 u_int32_t sense_flags); 1212 static void daprevent(struct cam_periph *periph, int action); 1213 static void dareprobe(struct cam_periph *periph); 1214 static void dasetgeom(struct cam_periph *periph, uint32_t block_len, 1215 uint64_t maxsector, 1216 struct scsi_read_capacity_data_long *rcaplong, 1217 size_t rcap_size); 1218 static timeout_t dasendorderedtag; 1219 static void dashutdown(void *arg, int howto); 1220 static timeout_t damediapoll; 1221 1222 #ifndef DA_DEFAULT_POLL_PERIOD 1223 #define DA_DEFAULT_POLL_PERIOD 3 1224 #endif 1225 1226 #ifndef DA_DEFAULT_TIMEOUT 1227 #define DA_DEFAULT_TIMEOUT 60 /* Timeout in seconds */ 1228 #endif 1229 1230 #ifndef DA_DEFAULT_RETRY 1231 #define DA_DEFAULT_RETRY 4 1232 #endif 1233 1234 #ifndef DA_DEFAULT_SEND_ORDERED 1235 #define DA_DEFAULT_SEND_ORDERED 1 1236 #endif 1237 1238 #define DA_SIO (softc->sort_io_queue >= 0 ? \ 1239 softc->sort_io_queue : cam_sort_io_queues) 1240 1241 static int da_poll_period = DA_DEFAULT_POLL_PERIOD; 1242 static int da_retry_count = DA_DEFAULT_RETRY; 1243 static int da_default_timeout = DA_DEFAULT_TIMEOUT; 1244 static int da_send_ordered = DA_DEFAULT_SEND_ORDERED; 1245 1246 static SYSCTL_NODE(_kern_cam, OID_AUTO, da, CTLFLAG_RD, 0, 1247 "CAM Direct Access Disk driver"); 1248 SYSCTL_INT(_kern_cam_da, OID_AUTO, poll_period, CTLFLAG_RWTUN, 1249 &da_poll_period, 0, "Media polling period in seconds"); 1250 SYSCTL_INT(_kern_cam_da, OID_AUTO, retry_count, CTLFLAG_RWTUN, 1251 &da_retry_count, 0, "Normal I/O retry count"); 1252 SYSCTL_INT(_kern_cam_da, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 1253 &da_default_timeout, 0, "Normal I/O timeout (in seconds)"); 1254 SYSCTL_INT(_kern_cam_da, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 1255 &da_send_ordered, 0, "Send Ordered Tags"); 1256 1257 /* 1258 * DA_ORDEREDTAG_INTERVAL determines how often, relative 1259 * to the default timeout, we check to see whether an ordered 1260 * tagged transaction is appropriate to prevent simple tag 1261 * starvation. Since we'd like to ensure that there is at least 1262 * 1/2 of the timeout length left for a starved transaction to 1263 * complete after we've sent an ordered tag, we must poll at least 1264 * four times in every timeout period. This takes care of the worst 1265 * case where a starved transaction starts during an interval that 1266 * meets the requirement "don't send an ordered tag" test so it takes 1267 * us two intervals to determine that a tag must be sent. 1268 */ 1269 #ifndef DA_ORDEREDTAG_INTERVAL 1270 #define DA_ORDEREDTAG_INTERVAL 4 1271 #endif 1272 1273 static struct periph_driver dadriver = 1274 { 1275 dainit, "da", 1276 TAILQ_HEAD_INITIALIZER(dadriver.units), /* generation */ 0 1277 }; 1278 1279 PERIPHDRIVER_DECLARE(da, dadriver); 1280 1281 static MALLOC_DEFINE(M_SCSIDA, "scsi_da", "scsi_da buffers"); 1282 1283 static int 1284 daopen(struct disk *dp) 1285 { 1286 struct cam_periph *periph; 1287 struct da_softc *softc; 1288 int error; 1289 1290 periph = (struct cam_periph *)dp->d_drv1; 1291 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 1292 return (ENXIO); 1293 } 1294 1295 cam_periph_lock(periph); 1296 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 1297 cam_periph_unlock(periph); 1298 cam_periph_release(periph); 1299 return (error); 1300 } 1301 1302 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 1303 ("daopen\n")); 1304 1305 softc = (struct da_softc *)periph->softc; 1306 dareprobe(periph); 1307 1308 /* Wait for the disk size update. */ 1309 error = cam_periph_sleep(periph, &softc->disk->d_mediasize, PRIBIO, 1310 "dareprobe", 0); 1311 if (error != 0) 1312 xpt_print(periph->path, "unable to retrieve capacity data\n"); 1313 1314 if (periph->flags & CAM_PERIPH_INVALID) 1315 error = ENXIO; 1316 1317 if (error == 0 && (softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 && 1318 (softc->quirks & DA_Q_NO_PREVENT) == 0) 1319 daprevent(periph, PR_PREVENT); 1320 1321 if (error == 0) { 1322 softc->flags &= ~DA_FLAG_PACK_INVALID; 1323 softc->flags |= DA_FLAG_OPEN; 1324 } 1325 1326 cam_periph_unhold(periph); 1327 cam_periph_unlock(periph); 1328 1329 if (error != 0) 1330 cam_periph_release(periph); 1331 1332 return (error); 1333 } 1334 1335 static int 1336 daclose(struct disk *dp) 1337 { 1338 struct cam_periph *periph; 1339 struct da_softc *softc; 1340 union ccb *ccb; 1341 int error; 1342 1343 periph = (struct cam_periph *)dp->d_drv1; 1344 softc = (struct da_softc *)periph->softc; 1345 cam_periph_lock(periph); 1346 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 1347 ("daclose\n")); 1348 1349 if (cam_periph_hold(periph, PRIBIO) == 0) { 1350 1351 /* Flush disk cache. */ 1352 if ((softc->flags & DA_FLAG_DIRTY) != 0 && 1353 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0 && 1354 (softc->flags & DA_FLAG_PACK_INVALID) == 0) { 1355 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 1356 scsi_synchronize_cache(&ccb->csio, /*retries*/1, 1357 /*cbfcnp*/dadone, MSG_SIMPLE_Q_TAG, 1358 /*begin_lba*/0, /*lb_count*/0, SSD_FULL_SIZE, 1359 5 * 60 * 1000); 1360 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0, 1361 /*sense_flags*/SF_RETRY_UA | SF_QUIET_IR, 1362 softc->disk->d_devstat); 1363 if (error == 0) 1364 softc->flags &= ~DA_FLAG_DIRTY; 1365 xpt_release_ccb(ccb); 1366 } 1367 1368 /* Allow medium removal. */ 1369 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 && 1370 (softc->quirks & DA_Q_NO_PREVENT) == 0) 1371 daprevent(periph, PR_ALLOW); 1372 1373 cam_periph_unhold(periph); 1374 } 1375 1376 /* 1377 * If we've got removeable media, mark the blocksize as 1378 * unavailable, since it could change when new media is 1379 * inserted. 1380 */ 1381 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0) 1382 softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE; 1383 1384 softc->flags &= ~DA_FLAG_OPEN; 1385 while (softc->refcount != 0) 1386 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "daclose", 1); 1387 cam_periph_unlock(periph); 1388 cam_periph_release(periph); 1389 return (0); 1390 } 1391 1392 static void 1393 daschedule(struct cam_periph *periph) 1394 { 1395 struct da_softc *softc = (struct da_softc *)periph->softc; 1396 1397 if (softc->state != DA_STATE_NORMAL) 1398 return; 1399 1400 /* Check if we have more work to do. */ 1401 if (bioq_first(&softc->bio_queue) || 1402 (!softc->delete_running && bioq_first(&softc->delete_queue)) || 1403 softc->tur) { 1404 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1405 } 1406 } 1407 1408 /* 1409 * Actually translate the requested transfer into one the physical driver 1410 * can understand. The transfer is described by a buf and will include 1411 * only one physical transfer. 1412 */ 1413 static void 1414 dastrategy(struct bio *bp) 1415 { 1416 struct cam_periph *periph; 1417 struct da_softc *softc; 1418 1419 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1420 softc = (struct da_softc *)periph->softc; 1421 1422 cam_periph_lock(periph); 1423 1424 /* 1425 * If the device has been made invalid, error out 1426 */ 1427 if ((softc->flags & DA_FLAG_PACK_INVALID)) { 1428 cam_periph_unlock(periph); 1429 biofinish(bp, NULL, ENXIO); 1430 return; 1431 } 1432 1433 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastrategy(%p)\n", bp)); 1434 1435 /* 1436 * Place it in the queue of disk activities for this disk 1437 */ 1438 if (bp->bio_cmd == BIO_DELETE) { 1439 bioq_disksort(&softc->delete_queue, bp); 1440 } else if (DA_SIO) { 1441 bioq_disksort(&softc->bio_queue, bp); 1442 } else { 1443 bioq_insert_tail(&softc->bio_queue, bp); 1444 } 1445 1446 /* 1447 * Schedule ourselves for performing the work. 1448 */ 1449 daschedule(periph); 1450 cam_periph_unlock(periph); 1451 1452 return; 1453 } 1454 1455 static int 1456 dadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1457 { 1458 struct cam_periph *periph; 1459 struct da_softc *softc; 1460 u_int secsize; 1461 struct ccb_scsiio csio; 1462 struct disk *dp; 1463 int error = 0; 1464 1465 dp = arg; 1466 periph = dp->d_drv1; 1467 softc = (struct da_softc *)periph->softc; 1468 cam_periph_lock(periph); 1469 secsize = softc->params.secsize; 1470 1471 if ((softc->flags & DA_FLAG_PACK_INVALID) != 0) { 1472 cam_periph_unlock(periph); 1473 return (ENXIO); 1474 } 1475 1476 if (length > 0) { 1477 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1478 csio.ccb_h.ccb_state = DA_CCB_DUMP; 1479 scsi_read_write(&csio, 1480 /*retries*/0, 1481 dadone, 1482 MSG_ORDERED_Q_TAG, 1483 /*read*/SCSI_RW_WRITE, 1484 /*byte2*/0, 1485 /*minimum_cmd_size*/ softc->minimum_cmd_size, 1486 offset / secsize, 1487 length / secsize, 1488 /*data_ptr*/(u_int8_t *) virtual, 1489 /*dxfer_len*/length, 1490 /*sense_len*/SSD_FULL_SIZE, 1491 da_default_timeout * 1000); 1492 xpt_polled_action((union ccb *)&csio); 1493 1494 error = cam_periph_error((union ccb *)&csio, 1495 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1496 if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0) 1497 cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0, 1498 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1499 if (error != 0) 1500 printf("Aborting dump due to I/O error.\n"); 1501 cam_periph_unlock(periph); 1502 return (error); 1503 } 1504 1505 /* 1506 * Sync the disk cache contents to the physical media. 1507 */ 1508 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) { 1509 1510 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1511 csio.ccb_h.ccb_state = DA_CCB_DUMP; 1512 scsi_synchronize_cache(&csio, 1513 /*retries*/0, 1514 /*cbfcnp*/dadone, 1515 MSG_SIMPLE_Q_TAG, 1516 /*begin_lba*/0,/* Cover the whole disk */ 1517 /*lb_count*/0, 1518 SSD_FULL_SIZE, 1519 5 * 60 * 1000); 1520 xpt_polled_action((union ccb *)&csio); 1521 1522 error = cam_periph_error((union ccb *)&csio, 1523 0, SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR, NULL); 1524 if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0) 1525 cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0, 1526 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1527 if (error != 0) 1528 xpt_print(periph->path, "Synchronize cache failed\n"); 1529 } 1530 cam_periph_unlock(periph); 1531 return (error); 1532 } 1533 1534 static int 1535 dagetattr(struct bio *bp) 1536 { 1537 int ret; 1538 struct cam_periph *periph; 1539 1540 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1541 cam_periph_lock(periph); 1542 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1543 periph->path); 1544 cam_periph_unlock(periph); 1545 if (ret == 0) 1546 bp->bio_completed = bp->bio_length; 1547 return ret; 1548 } 1549 1550 static void 1551 dainit(void) 1552 { 1553 cam_status status; 1554 1555 /* 1556 * Install a global async callback. This callback will 1557 * receive async callbacks like "new device found". 1558 */ 1559 status = xpt_register_async(AC_FOUND_DEVICE, daasync, NULL, NULL); 1560 1561 if (status != CAM_REQ_CMP) { 1562 printf("da: Failed to attach master async callback " 1563 "due to status 0x%x!\n", status); 1564 } else if (da_send_ordered) { 1565 1566 /* Register our shutdown event handler */ 1567 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, dashutdown, 1568 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1569 printf("dainit: shutdown event registration failed!\n"); 1570 } 1571 } 1572 1573 /* 1574 * Callback from GEOM, called when it has finished cleaning up its 1575 * resources. 1576 */ 1577 static void 1578 dadiskgonecb(struct disk *dp) 1579 { 1580 struct cam_periph *periph; 1581 1582 periph = (struct cam_periph *)dp->d_drv1; 1583 cam_periph_release(periph); 1584 } 1585 1586 static void 1587 daoninvalidate(struct cam_periph *periph) 1588 { 1589 struct da_softc *softc; 1590 1591 softc = (struct da_softc *)periph->softc; 1592 1593 /* 1594 * De-register any async callbacks. 1595 */ 1596 xpt_register_async(0, daasync, periph, periph->path); 1597 1598 softc->flags |= DA_FLAG_PACK_INVALID; 1599 1600 /* 1601 * Return all queued I/O with ENXIO. 1602 * XXX Handle any transactions queued to the card 1603 * with XPT_ABORT_CCB. 1604 */ 1605 bioq_flush(&softc->bio_queue, NULL, ENXIO); 1606 bioq_flush(&softc->delete_queue, NULL, ENXIO); 1607 1608 /* 1609 * Tell GEOM that we've gone away, we'll get a callback when it is 1610 * done cleaning up its resources. 1611 */ 1612 disk_gone(softc->disk); 1613 } 1614 1615 static void 1616 dacleanup(struct cam_periph *periph) 1617 { 1618 struct da_softc *softc; 1619 1620 softc = (struct da_softc *)periph->softc; 1621 1622 cam_periph_unlock(periph); 1623 1624 /* 1625 * If we can't free the sysctl tree, oh well... 1626 */ 1627 if ((softc->flags & DA_FLAG_SCTX_INIT) != 0 1628 && sysctl_ctx_free(&softc->sysctl_ctx) != 0) { 1629 xpt_print(periph->path, "can't remove sysctl context\n"); 1630 } 1631 1632 callout_drain(&softc->mediapoll_c); 1633 disk_destroy(softc->disk); 1634 callout_drain(&softc->sendordered_c); 1635 free(softc, M_DEVBUF); 1636 cam_periph_lock(periph); 1637 } 1638 1639 static void 1640 daasync(void *callback_arg, u_int32_t code, 1641 struct cam_path *path, void *arg) 1642 { 1643 struct cam_periph *periph; 1644 struct da_softc *softc; 1645 1646 periph = (struct cam_periph *)callback_arg; 1647 switch (code) { 1648 case AC_FOUND_DEVICE: 1649 { 1650 struct ccb_getdev *cgd; 1651 cam_status status; 1652 1653 cgd = (struct ccb_getdev *)arg; 1654 if (cgd == NULL) 1655 break; 1656 1657 if (cgd->protocol != PROTO_SCSI) 1658 break; 1659 1660 if (SID_TYPE(&cgd->inq_data) != T_DIRECT 1661 && SID_TYPE(&cgd->inq_data) != T_RBC 1662 && SID_TYPE(&cgd->inq_data) != T_OPTICAL) 1663 break; 1664 1665 /* 1666 * Allocate a peripheral instance for 1667 * this device and start the probe 1668 * process. 1669 */ 1670 status = cam_periph_alloc(daregister, daoninvalidate, 1671 dacleanup, dastart, 1672 "da", CAM_PERIPH_BIO, 1673 path, daasync, 1674 AC_FOUND_DEVICE, cgd); 1675 1676 if (status != CAM_REQ_CMP 1677 && status != CAM_REQ_INPROG) 1678 printf("daasync: Unable to attach to new device " 1679 "due to status 0x%x\n", status); 1680 return; 1681 } 1682 case AC_ADVINFO_CHANGED: 1683 { 1684 uintptr_t buftype; 1685 1686 buftype = (uintptr_t)arg; 1687 if (buftype == CDAI_TYPE_PHYS_PATH) { 1688 struct da_softc *softc; 1689 1690 softc = periph->softc; 1691 disk_attr_changed(softc->disk, "GEOM::physpath", 1692 M_NOWAIT); 1693 } 1694 break; 1695 } 1696 case AC_UNIT_ATTENTION: 1697 { 1698 union ccb *ccb; 1699 int error_code, sense_key, asc, ascq; 1700 1701 softc = (struct da_softc *)periph->softc; 1702 ccb = (union ccb *)arg; 1703 1704 /* 1705 * Handle all UNIT ATTENTIONs except our own, 1706 * as they will be handled by daerror(). 1707 */ 1708 if (xpt_path_periph(ccb->ccb_h.path) != periph && 1709 scsi_extract_sense_ccb(ccb, 1710 &error_code, &sense_key, &asc, &ascq)) { 1711 if (asc == 0x2A && ascq == 0x09) { 1712 xpt_print(ccb->ccb_h.path, 1713 "Capacity data has changed\n"); 1714 softc->flags &= ~DA_FLAG_PROBED; 1715 dareprobe(periph); 1716 } else if (asc == 0x28 && ascq == 0x00) { 1717 softc->flags &= ~DA_FLAG_PROBED; 1718 disk_media_changed(softc->disk, M_NOWAIT); 1719 } else if (asc == 0x3F && ascq == 0x03) { 1720 xpt_print(ccb->ccb_h.path, 1721 "INQUIRY data has changed\n"); 1722 softc->flags &= ~DA_FLAG_PROBED; 1723 dareprobe(periph); 1724 } 1725 } 1726 cam_periph_async(periph, code, path, arg); 1727 break; 1728 } 1729 case AC_SCSI_AEN: 1730 softc = (struct da_softc *)periph->softc; 1731 if (!softc->tur) { 1732 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 1733 softc->tur = 1; 1734 daschedule(periph); 1735 } 1736 } 1737 /* FALLTHROUGH */ 1738 case AC_SENT_BDR: 1739 case AC_BUS_RESET: 1740 { 1741 struct ccb_hdr *ccbh; 1742 1743 softc = (struct da_softc *)periph->softc; 1744 /* 1745 * Don't fail on the expected unit attention 1746 * that will occur. 1747 */ 1748 softc->flags |= DA_FLAG_RETRY_UA; 1749 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le) 1750 ccbh->ccb_state |= DA_CCB_RETRY_UA; 1751 break; 1752 } 1753 default: 1754 break; 1755 } 1756 cam_periph_async(periph, code, path, arg); 1757 } 1758 1759 static void 1760 dasysctlinit(void *context, int pending) 1761 { 1762 struct cam_periph *periph; 1763 struct da_softc *softc; 1764 char tmpstr[80], tmpstr2[80]; 1765 struct ccb_trans_settings cts; 1766 1767 periph = (struct cam_periph *)context; 1768 /* 1769 * periph was held for us when this task was enqueued 1770 */ 1771 if (periph->flags & CAM_PERIPH_INVALID) { 1772 cam_periph_release(periph); 1773 return; 1774 } 1775 1776 softc = (struct da_softc *)periph->softc; 1777 snprintf(tmpstr, sizeof(tmpstr), "CAM DA unit %d", periph->unit_number); 1778 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1779 1780 sysctl_ctx_init(&softc->sysctl_ctx); 1781 softc->flags |= DA_FLAG_SCTX_INIT; 1782 softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx, 1783 SYSCTL_STATIC_CHILDREN(_kern_cam_da), OID_AUTO, tmpstr2, 1784 CTLFLAG_RD, 0, tmpstr); 1785 if (softc->sysctl_tree == NULL) { 1786 printf("dasysctlinit: unable to allocate sysctl tree\n"); 1787 cam_periph_release(periph); 1788 return; 1789 } 1790 1791 /* 1792 * Now register the sysctl handler, so the user can change the value on 1793 * the fly. 1794 */ 1795 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1796 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RW, 1797 softc, 0, dadeletemethodsysctl, "A", 1798 "BIO_DELETE execution method"); 1799 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1800 OID_AUTO, "delete_max", CTLTYPE_U64 | CTLFLAG_RW, 1801 softc, 0, dadeletemaxsysctl, "Q", 1802 "Maximum BIO_DELETE size"); 1803 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1804 OID_AUTO, "minimum_cmd_size", CTLTYPE_INT | CTLFLAG_RW, 1805 &softc->minimum_cmd_size, 0, dacmdsizesysctl, "I", 1806 "Minimum CDB size"); 1807 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1808 OID_AUTO, "sort_io_queue", CTLFLAG_RW, &softc->sort_io_queue, 0, 1809 "Sort IO queue to try and optimise disk access patterns"); 1810 1811 SYSCTL_ADD_INT(&softc->sysctl_ctx, 1812 SYSCTL_CHILDREN(softc->sysctl_tree), 1813 OID_AUTO, 1814 "error_inject", 1815 CTLFLAG_RW, 1816 &softc->error_inject, 1817 0, 1818 "error_inject leaf"); 1819 1820 1821 /* 1822 * Add some addressing info. 1823 */ 1824 memset(&cts, 0, sizeof (cts)); 1825 xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NONE); 1826 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 1827 cts.type = CTS_TYPE_CURRENT_SETTINGS; 1828 cam_periph_lock(periph); 1829 xpt_action((union ccb *)&cts); 1830 cam_periph_unlock(periph); 1831 if (cts.ccb_h.status != CAM_REQ_CMP) { 1832 cam_periph_release(periph); 1833 return; 1834 } 1835 if (cts.protocol == PROTO_SCSI && cts.transport == XPORT_FC) { 1836 struct ccb_trans_settings_fc *fc = &cts.xport_specific.fc; 1837 if (fc->valid & CTS_FC_VALID_WWPN) { 1838 softc->wwpn = fc->wwpn; 1839 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1840 SYSCTL_CHILDREN(softc->sysctl_tree), 1841 OID_AUTO, "wwpn", CTLFLAG_RD, 1842 &softc->wwpn, "World Wide Port Name"); 1843 } 1844 } 1845 cam_periph_release(periph); 1846 } 1847 1848 static int 1849 dadeletemaxsysctl(SYSCTL_HANDLER_ARGS) 1850 { 1851 int error; 1852 uint64_t value; 1853 struct da_softc *softc; 1854 1855 softc = (struct da_softc *)arg1; 1856 1857 value = softc->disk->d_delmaxsize; 1858 error = sysctl_handle_64(oidp, &value, 0, req); 1859 if ((error != 0) || (req->newptr == NULL)) 1860 return (error); 1861 1862 /* only accept values smaller than the calculated value */ 1863 if (value > dadeletemaxsize(softc, softc->delete_method)) { 1864 return (EINVAL); 1865 } 1866 softc->disk->d_delmaxsize = value; 1867 1868 return (0); 1869 } 1870 1871 static int 1872 dacmdsizesysctl(SYSCTL_HANDLER_ARGS) 1873 { 1874 int error, value; 1875 1876 value = *(int *)arg1; 1877 1878 error = sysctl_handle_int(oidp, &value, 0, req); 1879 1880 if ((error != 0) 1881 || (req->newptr == NULL)) 1882 return (error); 1883 1884 /* 1885 * Acceptable values here are 6, 10, 12 or 16. 1886 */ 1887 if (value < 6) 1888 value = 6; 1889 else if ((value > 6) 1890 && (value <= 10)) 1891 value = 10; 1892 else if ((value > 10) 1893 && (value <= 12)) 1894 value = 12; 1895 else if (value > 12) 1896 value = 16; 1897 1898 *(int *)arg1 = value; 1899 1900 return (0); 1901 } 1902 1903 static void 1904 dadeletemethodset(struct da_softc *softc, da_delete_methods delete_method) 1905 { 1906 1907 1908 softc->delete_method = delete_method; 1909 softc->disk->d_delmaxsize = dadeletemaxsize(softc, delete_method); 1910 softc->delete_func = da_delete_functions[delete_method]; 1911 1912 if (softc->delete_method > DA_DELETE_DISABLE) 1913 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1914 else 1915 softc->disk->d_flags &= ~DISKFLAG_CANDELETE; 1916 } 1917 1918 static off_t 1919 dadeletemaxsize(struct da_softc *softc, da_delete_methods delete_method) 1920 { 1921 off_t sectors; 1922 1923 switch(delete_method) { 1924 case DA_DELETE_UNMAP: 1925 sectors = (off_t)softc->unmap_max_lba; 1926 break; 1927 case DA_DELETE_ATA_TRIM: 1928 sectors = (off_t)ATA_DSM_RANGE_MAX * softc->trim_max_ranges; 1929 break; 1930 case DA_DELETE_WS16: 1931 sectors = omin(softc->ws_max_blks, WS16_MAX_BLKS); 1932 break; 1933 case DA_DELETE_ZERO: 1934 case DA_DELETE_WS10: 1935 sectors = omin(softc->ws_max_blks, WS10_MAX_BLKS); 1936 break; 1937 default: 1938 return 0; 1939 } 1940 1941 return (off_t)softc->params.secsize * 1942 omin(sectors, softc->params.sectors); 1943 } 1944 1945 static void 1946 daprobedone(struct cam_periph *periph, union ccb *ccb) 1947 { 1948 struct da_softc *softc; 1949 1950 softc = (struct da_softc *)periph->softc; 1951 1952 dadeletemethodchoose(softc, DA_DELETE_NONE); 1953 1954 if (bootverbose && (softc->flags & DA_FLAG_ANNOUNCED) == 0) { 1955 char buf[80]; 1956 int i, sep; 1957 1958 snprintf(buf, sizeof(buf), "Delete methods: <"); 1959 sep = 0; 1960 for (i = DA_DELETE_MIN; i <= DA_DELETE_MAX; i++) { 1961 if (softc->delete_available & (1 << i)) { 1962 if (sep) { 1963 strlcat(buf, ",", sizeof(buf)); 1964 } else { 1965 sep = 1; 1966 } 1967 strlcat(buf, da_delete_method_names[i], 1968 sizeof(buf)); 1969 if (i == softc->delete_method) { 1970 strlcat(buf, "(*)", sizeof(buf)); 1971 } 1972 } 1973 } 1974 if (sep == 0) { 1975 if (softc->delete_method == DA_DELETE_NONE) 1976 strlcat(buf, "NONE(*)", sizeof(buf)); 1977 else 1978 strlcat(buf, "DISABLED(*)", sizeof(buf)); 1979 } 1980 strlcat(buf, ">", sizeof(buf)); 1981 printf("%s%d: %s\n", periph->periph_name, 1982 periph->unit_number, buf); 1983 } 1984 1985 /* 1986 * Since our peripheral may be invalidated by an error 1987 * above or an external event, we must release our CCB 1988 * before releasing the probe lock on the peripheral. 1989 * The peripheral will only go away once the last lock 1990 * is removed, and we need it around for the CCB release 1991 * operation. 1992 */ 1993 xpt_release_ccb(ccb); 1994 softc->state = DA_STATE_NORMAL; 1995 softc->flags |= DA_FLAG_PROBED; 1996 daschedule(periph); 1997 wakeup(&softc->disk->d_mediasize); 1998 if ((softc->flags & DA_FLAG_ANNOUNCED) == 0) { 1999 softc->flags |= DA_FLAG_ANNOUNCED; 2000 cam_periph_unhold(periph); 2001 } else 2002 cam_periph_release_locked(periph); 2003 } 2004 2005 static void 2006 dadeletemethodchoose(struct da_softc *softc, da_delete_methods default_method) 2007 { 2008 int i, delete_method; 2009 2010 delete_method = default_method; 2011 2012 /* 2013 * Use the pre-defined order to choose the best 2014 * performing delete. 2015 */ 2016 for (i = DA_DELETE_MIN; i <= DA_DELETE_MAX; i++) { 2017 if (softc->delete_available & (1 << i)) { 2018 dadeletemethodset(softc, i); 2019 return; 2020 } 2021 } 2022 dadeletemethodset(softc, delete_method); 2023 } 2024 2025 static int 2026 dadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 2027 { 2028 char buf[16]; 2029 const char *p; 2030 struct da_softc *softc; 2031 int i, error, methods, value; 2032 2033 softc = (struct da_softc *)arg1; 2034 2035 value = softc->delete_method; 2036 if (value < 0 || value > DA_DELETE_MAX) 2037 p = "UNKNOWN"; 2038 else 2039 p = da_delete_method_names[value]; 2040 strncpy(buf, p, sizeof(buf)); 2041 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 2042 if (error != 0 || req->newptr == NULL) 2043 return (error); 2044 methods = softc->delete_available | (1 << DA_DELETE_DISABLE); 2045 for (i = 0; i <= DA_DELETE_MAX; i++) { 2046 if (!(methods & (1 << i)) || 2047 strcmp(buf, da_delete_method_names[i]) != 0) 2048 continue; 2049 dadeletemethodset(softc, i); 2050 return (0); 2051 } 2052 return (EINVAL); 2053 } 2054 2055 static cam_status 2056 daregister(struct cam_periph *periph, void *arg) 2057 { 2058 struct da_softc *softc; 2059 struct ccb_pathinq cpi; 2060 struct ccb_getdev *cgd; 2061 char tmpstr[80]; 2062 caddr_t match; 2063 2064 cgd = (struct ccb_getdev *)arg; 2065 if (cgd == NULL) { 2066 printf("daregister: no getdev CCB, can't register device\n"); 2067 return(CAM_REQ_CMP_ERR); 2068 } 2069 2070 softc = (struct da_softc *)malloc(sizeof(*softc), M_DEVBUF, 2071 M_NOWAIT|M_ZERO); 2072 2073 if (softc == NULL) { 2074 printf("daregister: Unable to probe new device. " 2075 "Unable to allocate softc\n"); 2076 return(CAM_REQ_CMP_ERR); 2077 } 2078 2079 LIST_INIT(&softc->pending_ccbs); 2080 softc->state = DA_STATE_PROBE_RC; 2081 bioq_init(&softc->bio_queue); 2082 bioq_init(&softc->delete_queue); 2083 bioq_init(&softc->delete_run_queue); 2084 if (SID_IS_REMOVABLE(&cgd->inq_data)) 2085 softc->flags |= DA_FLAG_PACK_REMOVABLE; 2086 softc->unmap_max_ranges = UNMAP_MAX_RANGES; 2087 softc->unmap_max_lba = UNMAP_RANGE_MAX; 2088 softc->ws_max_blks = WS16_MAX_BLKS; 2089 softc->trim_max_ranges = ATA_TRIM_MAX_RANGES; 2090 softc->sort_io_queue = -1; 2091 2092 periph->softc = softc; 2093 2094 /* 2095 * See if this device has any quirks. 2096 */ 2097 match = cam_quirkmatch((caddr_t)&cgd->inq_data, 2098 (caddr_t)da_quirk_table, 2099 sizeof(da_quirk_table)/sizeof(*da_quirk_table), 2100 sizeof(*da_quirk_table), scsi_inquiry_match); 2101 2102 if (match != NULL) 2103 softc->quirks = ((struct da_quirk_entry *)match)->quirks; 2104 else 2105 softc->quirks = DA_Q_NONE; 2106 2107 /* Check if the SIM does not want 6 byte commands */ 2108 bzero(&cpi, sizeof(cpi)); 2109 xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 2110 cpi.ccb_h.func_code = XPT_PATH_INQ; 2111 xpt_action((union ccb *)&cpi); 2112 if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE)) 2113 softc->quirks |= DA_Q_NO_6_BYTE; 2114 2115 TASK_INIT(&softc->sysctl_task, 0, dasysctlinit, periph); 2116 2117 /* 2118 * Take an exclusive refcount on the periph while dastart is called 2119 * to finish the probe. The reference will be dropped in dadone at 2120 * the end of probe. 2121 */ 2122 (void)cam_periph_hold(periph, PRIBIO); 2123 2124 /* 2125 * Schedule a periodic event to occasionally send an 2126 * ordered tag to a device. 2127 */ 2128 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 2129 callout_reset(&softc->sendordered_c, 2130 (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL, 2131 dasendorderedtag, softc); 2132 2133 cam_periph_unlock(periph); 2134 /* 2135 * RBC devices don't have to support READ(6), only READ(10). 2136 */ 2137 if (softc->quirks & DA_Q_NO_6_BYTE || SID_TYPE(&cgd->inq_data) == T_RBC) 2138 softc->minimum_cmd_size = 10; 2139 else 2140 softc->minimum_cmd_size = 6; 2141 2142 /* 2143 * Load the user's default, if any. 2144 */ 2145 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.minimum_cmd_size", 2146 periph->unit_number); 2147 TUNABLE_INT_FETCH(tmpstr, &softc->minimum_cmd_size); 2148 2149 /* 2150 * 6, 10, 12 and 16 are the currently permissible values. 2151 */ 2152 if (softc->minimum_cmd_size < 6) 2153 softc->minimum_cmd_size = 6; 2154 else if ((softc->minimum_cmd_size > 6) 2155 && (softc->minimum_cmd_size <= 10)) 2156 softc->minimum_cmd_size = 10; 2157 else if ((softc->minimum_cmd_size > 10) 2158 && (softc->minimum_cmd_size <= 12)) 2159 softc->minimum_cmd_size = 12; 2160 else if (softc->minimum_cmd_size > 12) 2161 softc->minimum_cmd_size = 16; 2162 2163 /* Predict whether device may support READ CAPACITY(16). */ 2164 if (SID_ANSI_REV(&cgd->inq_data) >= SCSI_REV_SPC3 && 2165 (softc->quirks & DA_Q_NO_RC16) == 0) { 2166 softc->flags |= DA_FLAG_CAN_RC16; 2167 softc->state = DA_STATE_PROBE_RC16; 2168 } 2169 2170 /* 2171 * Register this media as a disk. 2172 */ 2173 softc->disk = disk_alloc(); 2174 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 2175 periph->unit_number, 0, 2176 DEVSTAT_BS_UNAVAILABLE, 2177 SID_TYPE(&cgd->inq_data) | 2178 XPORT_DEVSTAT_TYPE(cpi.transport), 2179 DEVSTAT_PRIORITY_DISK); 2180 softc->disk->d_open = daopen; 2181 softc->disk->d_close = daclose; 2182 softc->disk->d_strategy = dastrategy; 2183 softc->disk->d_dump = dadump; 2184 softc->disk->d_getattr = dagetattr; 2185 softc->disk->d_gone = dadiskgonecb; 2186 softc->disk->d_name = "da"; 2187 softc->disk->d_drv1 = periph; 2188 if (cpi.maxio == 0) 2189 softc->maxio = DFLTPHYS; /* traditional default */ 2190 else if (cpi.maxio > MAXPHYS) 2191 softc->maxio = MAXPHYS; /* for safety */ 2192 else 2193 softc->maxio = cpi.maxio; 2194 softc->disk->d_maxsize = softc->maxio; 2195 softc->disk->d_unit = periph->unit_number; 2196 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION; 2197 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) 2198 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 2199 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) 2200 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO; 2201 cam_strvis(softc->disk->d_descr, cgd->inq_data.vendor, 2202 sizeof(cgd->inq_data.vendor), sizeof(softc->disk->d_descr)); 2203 strlcat(softc->disk->d_descr, " ", sizeof(softc->disk->d_descr)); 2204 cam_strvis(&softc->disk->d_descr[strlen(softc->disk->d_descr)], 2205 cgd->inq_data.product, sizeof(cgd->inq_data.product), 2206 sizeof(softc->disk->d_descr) - strlen(softc->disk->d_descr)); 2207 softc->disk->d_hba_vendor = cpi.hba_vendor; 2208 softc->disk->d_hba_device = cpi.hba_device; 2209 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 2210 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 2211 2212 /* 2213 * Acquire a reference to the periph before we register with GEOM. 2214 * We'll release this reference once GEOM calls us back (via 2215 * dadiskgonecb()) telling us that our provider has been freed. 2216 */ 2217 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 2218 xpt_print(periph->path, "%s: lost periph during " 2219 "registration!\n", __func__); 2220 cam_periph_lock(periph); 2221 return (CAM_REQ_CMP_ERR); 2222 } 2223 2224 disk_create(softc->disk, DISK_VERSION); 2225 cam_periph_lock(periph); 2226 2227 /* 2228 * Add async callbacks for events of interest. 2229 * I don't bother checking if this fails as, 2230 * in most cases, the system will function just 2231 * fine without them and the only alternative 2232 * would be to not attach the device on failure. 2233 */ 2234 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 2235 AC_ADVINFO_CHANGED | AC_SCSI_AEN | AC_UNIT_ATTENTION, 2236 daasync, periph, periph->path); 2237 2238 /* 2239 * Emit an attribute changed notification just in case 2240 * physical path information arrived before our async 2241 * event handler was registered, but after anyone attaching 2242 * to our disk device polled it. 2243 */ 2244 disk_attr_changed(softc->disk, "GEOM::physpath", M_NOWAIT); 2245 2246 /* 2247 * Schedule a periodic media polling events. 2248 */ 2249 callout_init_mtx(&softc->mediapoll_c, cam_periph_mtx(periph), 0); 2250 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) && 2251 (cgd->inq_flags & SID_AEN) == 0 && 2252 da_poll_period != 0) 2253 callout_reset(&softc->mediapoll_c, da_poll_period * hz, 2254 damediapoll, periph); 2255 2256 xpt_schedule(periph, CAM_PRIORITY_DEV); 2257 2258 return(CAM_REQ_CMP); 2259 } 2260 2261 static void 2262 dastart(struct cam_periph *periph, union ccb *start_ccb) 2263 { 2264 struct da_softc *softc; 2265 2266 softc = (struct da_softc *)periph->softc; 2267 2268 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastart\n")); 2269 2270 skipstate: 2271 switch (softc->state) { 2272 case DA_STATE_NORMAL: 2273 { 2274 struct bio *bp; 2275 uint8_t tag_code; 2276 2277 /* Run BIO_DELETE if not running yet. */ 2278 if (!softc->delete_running && 2279 (bp = bioq_first(&softc->delete_queue)) != NULL) { 2280 if (softc->delete_func != NULL) { 2281 softc->delete_func(periph, start_ccb, bp); 2282 goto out; 2283 } else { 2284 bioq_flush(&softc->delete_queue, NULL, 0); 2285 /* FALLTHROUGH */ 2286 } 2287 } 2288 2289 /* Run regular command. */ 2290 bp = bioq_takefirst(&softc->bio_queue); 2291 if (bp == NULL) { 2292 if (softc->tur) { 2293 softc->tur = 0; 2294 scsi_test_unit_ready(&start_ccb->csio, 2295 /*retries*/ da_retry_count, 2296 dadone, 2297 MSG_SIMPLE_Q_TAG, 2298 SSD_FULL_SIZE, 2299 da_default_timeout * 1000); 2300 start_ccb->ccb_h.ccb_bp = NULL; 2301 start_ccb->ccb_h.ccb_state = DA_CCB_TUR; 2302 xpt_action(start_ccb); 2303 } else 2304 xpt_release_ccb(start_ccb); 2305 break; 2306 } 2307 if (softc->tur) { 2308 softc->tur = 0; 2309 cam_periph_release_locked(periph); 2310 } 2311 2312 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2313 (softc->flags & DA_FLAG_NEED_OTAG) != 0) { 2314 softc->flags &= ~DA_FLAG_NEED_OTAG; 2315 softc->flags |= DA_FLAG_WAS_OTAG; 2316 tag_code = MSG_ORDERED_Q_TAG; 2317 } else { 2318 tag_code = MSG_SIMPLE_Q_TAG; 2319 } 2320 2321 switch (bp->bio_cmd) { 2322 case BIO_WRITE: 2323 softc->flags |= DA_FLAG_DIRTY; 2324 /* FALLTHROUGH */ 2325 case BIO_READ: 2326 scsi_read_write(&start_ccb->csio, 2327 /*retries*/da_retry_count, 2328 /*cbfcnp*/dadone, 2329 /*tag_action*/tag_code, 2330 /*read_op*/(bp->bio_cmd == BIO_READ ? 2331 SCSI_RW_READ : SCSI_RW_WRITE) | 2332 ((bp->bio_flags & BIO_UNMAPPED) != 0 ? 2333 SCSI_RW_BIO : 0), 2334 /*byte2*/0, 2335 softc->minimum_cmd_size, 2336 /*lba*/bp->bio_pblkno, 2337 /*block_count*/bp->bio_bcount / 2338 softc->params.secsize, 2339 /*data_ptr*/ (bp->bio_flags & 2340 BIO_UNMAPPED) != 0 ? (void *)bp : 2341 bp->bio_data, 2342 /*dxfer_len*/ bp->bio_bcount, 2343 /*sense_len*/SSD_FULL_SIZE, 2344 da_default_timeout * 1000); 2345 break; 2346 case BIO_FLUSH: 2347 /* 2348 * BIO_FLUSH doesn't currently communicate 2349 * range data, so we synchronize the cache 2350 * over the whole disk. We also force 2351 * ordered tag semantics the flush applies 2352 * to all previously queued I/O. 2353 */ 2354 scsi_synchronize_cache(&start_ccb->csio, 2355 /*retries*/1, 2356 /*cbfcnp*/dadone, 2357 MSG_ORDERED_Q_TAG, 2358 /*begin_lba*/0, 2359 /*lb_count*/0, 2360 SSD_FULL_SIZE, 2361 da_default_timeout*1000); 2362 break; 2363 } 2364 start_ccb->ccb_h.ccb_state = DA_CCB_BUFFER_IO; 2365 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2366 2367 out: 2368 LIST_INSERT_HEAD(&softc->pending_ccbs, 2369 &start_ccb->ccb_h, periph_links.le); 2370 2371 /* We expect a unit attention from this device */ 2372 if ((softc->flags & DA_FLAG_RETRY_UA) != 0) { 2373 start_ccb->ccb_h.ccb_state |= DA_CCB_RETRY_UA; 2374 softc->flags &= ~DA_FLAG_RETRY_UA; 2375 } 2376 2377 start_ccb->ccb_h.ccb_bp = bp; 2378 softc->refcount++; 2379 cam_periph_unlock(periph); 2380 xpt_action(start_ccb); 2381 cam_periph_lock(periph); 2382 softc->refcount--; 2383 2384 /* May have more work to do, so ensure we stay scheduled */ 2385 daschedule(periph); 2386 break; 2387 } 2388 case DA_STATE_PROBE_RC: 2389 { 2390 struct scsi_read_capacity_data *rcap; 2391 2392 rcap = (struct scsi_read_capacity_data *) 2393 malloc(sizeof(*rcap), M_SCSIDA, M_NOWAIT|M_ZERO); 2394 if (rcap == NULL) { 2395 printf("dastart: Couldn't malloc read_capacity data\n"); 2396 /* da_free_periph??? */ 2397 break; 2398 } 2399 scsi_read_capacity(&start_ccb->csio, 2400 /*retries*/da_retry_count, 2401 dadone, 2402 MSG_SIMPLE_Q_TAG, 2403 rcap, 2404 SSD_FULL_SIZE, 2405 /*timeout*/5000); 2406 start_ccb->ccb_h.ccb_bp = NULL; 2407 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC; 2408 xpt_action(start_ccb); 2409 break; 2410 } 2411 case DA_STATE_PROBE_RC16: 2412 { 2413 struct scsi_read_capacity_data_long *rcaplong; 2414 2415 rcaplong = (struct scsi_read_capacity_data_long *) 2416 malloc(sizeof(*rcaplong), M_SCSIDA, M_NOWAIT|M_ZERO); 2417 if (rcaplong == NULL) { 2418 printf("dastart: Couldn't malloc read_capacity data\n"); 2419 /* da_free_periph??? */ 2420 break; 2421 } 2422 scsi_read_capacity_16(&start_ccb->csio, 2423 /*retries*/ da_retry_count, 2424 /*cbfcnp*/ dadone, 2425 /*tag_action*/ MSG_SIMPLE_Q_TAG, 2426 /*lba*/ 0, 2427 /*reladr*/ 0, 2428 /*pmi*/ 0, 2429 /*rcap_buf*/ (uint8_t *)rcaplong, 2430 /*rcap_buf_len*/ sizeof(*rcaplong), 2431 /*sense_len*/ SSD_FULL_SIZE, 2432 /*timeout*/ da_default_timeout * 1000); 2433 start_ccb->ccb_h.ccb_bp = NULL; 2434 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC16; 2435 xpt_action(start_ccb); 2436 break; 2437 } 2438 case DA_STATE_PROBE_LBP: 2439 { 2440 struct scsi_vpd_logical_block_prov *lbp; 2441 2442 if (!scsi_vpd_supported_page(periph, SVPD_LBP)) { 2443 /* 2444 * If we get here we don't support any SBC-3 delete 2445 * methods with UNMAP as the Logical Block Provisioning 2446 * VPD page support is required for devices which 2447 * support it according to T10/1799-D Revision 31 2448 * however older revisions of the spec don't mandate 2449 * this so we currently don't remove these methods 2450 * from the available set. 2451 */ 2452 softc->state = DA_STATE_PROBE_BLK_LIMITS; 2453 goto skipstate; 2454 } 2455 2456 lbp = (struct scsi_vpd_logical_block_prov *) 2457 malloc(sizeof(*lbp), M_SCSIDA, M_NOWAIT|M_ZERO); 2458 2459 if (lbp == NULL) { 2460 printf("dastart: Couldn't malloc lbp data\n"); 2461 /* da_free_periph??? */ 2462 break; 2463 } 2464 2465 scsi_inquiry(&start_ccb->csio, 2466 /*retries*/da_retry_count, 2467 /*cbfcnp*/dadone, 2468 /*tag_action*/MSG_SIMPLE_Q_TAG, 2469 /*inq_buf*/(u_int8_t *)lbp, 2470 /*inq_len*/sizeof(*lbp), 2471 /*evpd*/TRUE, 2472 /*page_code*/SVPD_LBP, 2473 /*sense_len*/SSD_MIN_SIZE, 2474 /*timeout*/da_default_timeout * 1000); 2475 start_ccb->ccb_h.ccb_bp = NULL; 2476 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_LBP; 2477 xpt_action(start_ccb); 2478 break; 2479 } 2480 case DA_STATE_PROBE_BLK_LIMITS: 2481 { 2482 struct scsi_vpd_block_limits *block_limits; 2483 2484 if (!scsi_vpd_supported_page(periph, SVPD_BLOCK_LIMITS)) { 2485 /* Not supported skip to next probe */ 2486 softc->state = DA_STATE_PROBE_BDC; 2487 goto skipstate; 2488 } 2489 2490 block_limits = (struct scsi_vpd_block_limits *) 2491 malloc(sizeof(*block_limits), M_SCSIDA, M_NOWAIT|M_ZERO); 2492 2493 if (block_limits == NULL) { 2494 printf("dastart: Couldn't malloc block_limits data\n"); 2495 /* da_free_periph??? */ 2496 break; 2497 } 2498 2499 scsi_inquiry(&start_ccb->csio, 2500 /*retries*/da_retry_count, 2501 /*cbfcnp*/dadone, 2502 /*tag_action*/MSG_SIMPLE_Q_TAG, 2503 /*inq_buf*/(u_int8_t *)block_limits, 2504 /*inq_len*/sizeof(*block_limits), 2505 /*evpd*/TRUE, 2506 /*page_code*/SVPD_BLOCK_LIMITS, 2507 /*sense_len*/SSD_MIN_SIZE, 2508 /*timeout*/da_default_timeout * 1000); 2509 start_ccb->ccb_h.ccb_bp = NULL; 2510 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BLK_LIMITS; 2511 xpt_action(start_ccb); 2512 break; 2513 } 2514 case DA_STATE_PROBE_BDC: 2515 { 2516 struct scsi_vpd_block_characteristics *bdc; 2517 2518 if (!scsi_vpd_supported_page(periph, SVPD_BDC)) { 2519 softc->state = DA_STATE_PROBE_ATA; 2520 goto skipstate; 2521 } 2522 2523 bdc = (struct scsi_vpd_block_characteristics *) 2524 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO); 2525 2526 if (bdc == NULL) { 2527 printf("dastart: Couldn't malloc bdc data\n"); 2528 /* da_free_periph??? */ 2529 break; 2530 } 2531 2532 scsi_inquiry(&start_ccb->csio, 2533 /*retries*/da_retry_count, 2534 /*cbfcnp*/dadone, 2535 /*tag_action*/MSG_SIMPLE_Q_TAG, 2536 /*inq_buf*/(u_int8_t *)bdc, 2537 /*inq_len*/sizeof(*bdc), 2538 /*evpd*/TRUE, 2539 /*page_code*/SVPD_BDC, 2540 /*sense_len*/SSD_MIN_SIZE, 2541 /*timeout*/da_default_timeout * 1000); 2542 start_ccb->ccb_h.ccb_bp = NULL; 2543 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BDC; 2544 xpt_action(start_ccb); 2545 break; 2546 } 2547 case DA_STATE_PROBE_ATA: 2548 { 2549 struct ata_params *ata_params; 2550 2551 if (!scsi_vpd_supported_page(periph, SVPD_ATA_INFORMATION)) { 2552 daprobedone(periph, start_ccb); 2553 break; 2554 } 2555 2556 ata_params = (struct ata_params*) 2557 malloc(sizeof(*ata_params), M_SCSIDA, M_NOWAIT|M_ZERO); 2558 2559 if (ata_params == NULL) { 2560 printf("dastart: Couldn't malloc ata_params data\n"); 2561 /* da_free_periph??? */ 2562 break; 2563 } 2564 2565 scsi_ata_identify(&start_ccb->csio, 2566 /*retries*/da_retry_count, 2567 /*cbfcnp*/dadone, 2568 /*tag_action*/MSG_SIMPLE_Q_TAG, 2569 /*data_ptr*/(u_int8_t *)ata_params, 2570 /*dxfer_len*/sizeof(*ata_params), 2571 /*sense_len*/SSD_FULL_SIZE, 2572 /*timeout*/da_default_timeout * 1000); 2573 start_ccb->ccb_h.ccb_bp = NULL; 2574 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA; 2575 xpt_action(start_ccb); 2576 break; 2577 } 2578 } 2579 } 2580 2581 /* 2582 * In each of the methods below, while its the caller's 2583 * responsibility to ensure the request will fit into a 2584 * single device request, we might have changed the delete 2585 * method due to the device incorrectly advertising either 2586 * its supported methods or limits. 2587 * 2588 * To prevent this causing further issues we validate the 2589 * against the methods limits, and warn which would 2590 * otherwise be unnecessary. 2591 */ 2592 static void 2593 da_delete_unmap(struct cam_periph *periph, union ccb *ccb, struct bio *bp) 2594 { 2595 struct da_softc *softc = (struct da_softc *)periph->softc;; 2596 struct bio *bp1; 2597 uint8_t *buf = softc->unmap_buf; 2598 uint64_t lba, lastlba = (uint64_t)-1; 2599 uint64_t totalcount = 0; 2600 uint64_t count; 2601 uint32_t lastcount = 0, c; 2602 uint32_t off, ranges = 0; 2603 2604 /* 2605 * Currently this doesn't take the UNMAP 2606 * Granularity and Granularity Alignment 2607 * fields into account. 2608 * 2609 * This could result in both unoptimal unmap 2610 * requests as as well as UNMAP calls unmapping 2611 * fewer LBA's than requested. 2612 */ 2613 2614 softc->delete_running = 1; 2615 bzero(softc->unmap_buf, sizeof(softc->unmap_buf)); 2616 bp1 = bp; 2617 do { 2618 bioq_remove(&softc->delete_queue, bp1); 2619 if (bp1 != bp) 2620 bioq_insert_tail(&softc->delete_run_queue, bp1); 2621 lba = bp1->bio_pblkno; 2622 count = bp1->bio_bcount / softc->params.secsize; 2623 2624 /* Try to extend the previous range. */ 2625 if (lba == lastlba) { 2626 c = omin(count, UNMAP_RANGE_MAX - lastcount); 2627 lastcount += c; 2628 off = ((ranges - 1) * UNMAP_RANGE_SIZE) + 2629 UNMAP_HEAD_SIZE; 2630 scsi_ulto4b(lastcount, &buf[off + 8]); 2631 count -= c; 2632 lba +=c; 2633 totalcount += c; 2634 } 2635 2636 while (count > 0) { 2637 c = omin(count, UNMAP_RANGE_MAX); 2638 if (totalcount + c > softc->unmap_max_lba || 2639 ranges >= softc->unmap_max_ranges) { 2640 xpt_print(periph->path, 2641 "%s issuing short delete %ld > %ld" 2642 "|| %d >= %d", 2643 da_delete_method_desc[softc->delete_method], 2644 totalcount + c, softc->unmap_max_lba, 2645 ranges, softc->unmap_max_ranges); 2646 break; 2647 } 2648 off = (ranges * UNMAP_RANGE_SIZE) + UNMAP_HEAD_SIZE; 2649 scsi_u64to8b(lba, &buf[off + 0]); 2650 scsi_ulto4b(c, &buf[off + 8]); 2651 lba += c; 2652 totalcount += c; 2653 ranges++; 2654 count -= c; 2655 lastcount = c; 2656 } 2657 lastlba = lba; 2658 bp1 = bioq_first(&softc->delete_queue); 2659 if (bp1 == NULL || ranges >= softc->unmap_max_ranges || 2660 totalcount + bp1->bio_bcount / 2661 softc->params.secsize > softc->unmap_max_lba) 2662 break; 2663 } while (1); 2664 scsi_ulto2b(ranges * 16 + 6, &buf[0]); 2665 scsi_ulto2b(ranges * 16, &buf[2]); 2666 2667 scsi_unmap(&ccb->csio, 2668 /*retries*/da_retry_count, 2669 /*cbfcnp*/dadone, 2670 /*tag_action*/MSG_SIMPLE_Q_TAG, 2671 /*byte2*/0, 2672 /*data_ptr*/ buf, 2673 /*dxfer_len*/ ranges * 16 + 8, 2674 /*sense_len*/SSD_FULL_SIZE, 2675 da_default_timeout * 1000); 2676 ccb->ccb_h.ccb_state = DA_CCB_DELETE; 2677 ccb->ccb_h.flags |= CAM_UNLOCKED; 2678 } 2679 2680 static void 2681 da_delete_trim(struct cam_periph *periph, union ccb *ccb, struct bio *bp) 2682 { 2683 struct da_softc *softc = (struct da_softc *)periph->softc; 2684 struct bio *bp1; 2685 uint8_t *buf = softc->unmap_buf; 2686 uint64_t lastlba = (uint64_t)-1; 2687 uint64_t count; 2688 uint64_t lba; 2689 uint32_t lastcount = 0, c, requestcount; 2690 int ranges = 0, off, block_count; 2691 2692 softc->delete_running = 1; 2693 bzero(softc->unmap_buf, sizeof(softc->unmap_buf)); 2694 bp1 = bp; 2695 do { 2696 bioq_remove(&softc->delete_queue, bp1); 2697 if (bp1 != bp) 2698 bioq_insert_tail(&softc->delete_run_queue, bp1); 2699 lba = bp1->bio_pblkno; 2700 count = bp1->bio_bcount / softc->params.secsize; 2701 requestcount = count; 2702 2703 /* Try to extend the previous range. */ 2704 if (lba == lastlba) { 2705 c = omin(count, ATA_DSM_RANGE_MAX - lastcount); 2706 lastcount += c; 2707 off = (ranges - 1) * 8; 2708 buf[off + 6] = lastcount & 0xff; 2709 buf[off + 7] = (lastcount >> 8) & 0xff; 2710 count -= c; 2711 lba += c; 2712 } 2713 2714 while (count > 0) { 2715 c = omin(count, ATA_DSM_RANGE_MAX); 2716 off = ranges * 8; 2717 2718 buf[off + 0] = lba & 0xff; 2719 buf[off + 1] = (lba >> 8) & 0xff; 2720 buf[off + 2] = (lba >> 16) & 0xff; 2721 buf[off + 3] = (lba >> 24) & 0xff; 2722 buf[off + 4] = (lba >> 32) & 0xff; 2723 buf[off + 5] = (lba >> 40) & 0xff; 2724 buf[off + 6] = c & 0xff; 2725 buf[off + 7] = (c >> 8) & 0xff; 2726 lba += c; 2727 ranges++; 2728 count -= c; 2729 lastcount = c; 2730 if (count != 0 && ranges == softc->trim_max_ranges) { 2731 xpt_print(periph->path, 2732 "%s issuing short delete %ld > %ld\n", 2733 da_delete_method_desc[softc->delete_method], 2734 requestcount, 2735 (softc->trim_max_ranges - ranges) * 2736 ATA_DSM_RANGE_MAX); 2737 break; 2738 } 2739 } 2740 lastlba = lba; 2741 bp1 = bioq_first(&softc->delete_queue); 2742 if (bp1 == NULL || bp1->bio_bcount / softc->params.secsize > 2743 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) 2744 break; 2745 } while (1); 2746 2747 block_count = (ranges + ATA_DSM_BLK_RANGES - 1) / ATA_DSM_BLK_RANGES; 2748 scsi_ata_trim(&ccb->csio, 2749 /*retries*/da_retry_count, 2750 /*cbfcnp*/dadone, 2751 /*tag_action*/MSG_SIMPLE_Q_TAG, 2752 block_count, 2753 /*data_ptr*/buf, 2754 /*dxfer_len*/block_count * ATA_DSM_BLK_SIZE, 2755 /*sense_len*/SSD_FULL_SIZE, 2756 da_default_timeout * 1000); 2757 ccb->ccb_h.ccb_state = DA_CCB_DELETE; 2758 ccb->ccb_h.flags |= CAM_UNLOCKED; 2759 } 2760 2761 /* 2762 * We calculate ws_max_blks here based off d_delmaxsize instead 2763 * of using softc->ws_max_blks as it is absolute max for the 2764 * device not the protocol max which may well be lower. 2765 */ 2766 static void 2767 da_delete_ws(struct cam_periph *periph, union ccb *ccb, struct bio *bp) 2768 { 2769 struct da_softc *softc; 2770 struct bio *bp1; 2771 uint64_t ws_max_blks; 2772 uint64_t lba; 2773 uint64_t count; /* forward compat with WS32 */ 2774 2775 softc = (struct da_softc *)periph->softc; 2776 ws_max_blks = softc->disk->d_delmaxsize / softc->params.secsize; 2777 softc->delete_running = 1; 2778 lba = bp->bio_pblkno; 2779 count = 0; 2780 bp1 = bp; 2781 do { 2782 bioq_remove(&softc->delete_queue, bp1); 2783 if (bp1 != bp) 2784 bioq_insert_tail(&softc->delete_run_queue, bp1); 2785 count += bp1->bio_bcount / softc->params.secsize; 2786 if (count > ws_max_blks) { 2787 xpt_print(periph->path, 2788 "%s issuing short delete %ld > %ld\n", 2789 da_delete_method_desc[softc->delete_method], 2790 count, ws_max_blks); 2791 count = omin(count, ws_max_blks); 2792 break; 2793 } 2794 bp1 = bioq_first(&softc->delete_queue); 2795 if (bp1 == NULL || lba + count != bp1->bio_pblkno || 2796 count + bp1->bio_bcount / 2797 softc->params.secsize > ws_max_blks) 2798 break; 2799 } while (1); 2800 2801 scsi_write_same(&ccb->csio, 2802 /*retries*/da_retry_count, 2803 /*cbfcnp*/dadone, 2804 /*tag_action*/MSG_SIMPLE_Q_TAG, 2805 /*byte2*/softc->delete_method == 2806 DA_DELETE_ZERO ? 0 : SWS_UNMAP, 2807 softc->delete_method == DA_DELETE_WS16 ? 16 : 10, 2808 /*lba*/lba, 2809 /*block_count*/count, 2810 /*data_ptr*/ __DECONST(void *, zero_region), 2811 /*dxfer_len*/ softc->params.secsize, 2812 /*sense_len*/SSD_FULL_SIZE, 2813 da_default_timeout * 1000); 2814 ccb->ccb_h.ccb_state = DA_CCB_DELETE; 2815 ccb->ccb_h.flags |= CAM_UNLOCKED; 2816 } 2817 2818 static int 2819 cmd6workaround(union ccb *ccb) 2820 { 2821 struct scsi_rw_6 cmd6; 2822 struct scsi_rw_10 *cmd10; 2823 struct da_softc *softc; 2824 u_int8_t *cdb; 2825 struct bio *bp; 2826 int frozen; 2827 2828 cdb = ccb->csio.cdb_io.cdb_bytes; 2829 softc = (struct da_softc *)xpt_path_periph(ccb->ccb_h.path)->softc; 2830 2831 if (ccb->ccb_h.ccb_state == DA_CCB_DELETE) { 2832 da_delete_methods old_method = softc->delete_method; 2833 2834 /* 2835 * Typically there are two reasons for failure here 2836 * 1. Delete method was detected as supported but isn't 2837 * 2. Delete failed due to invalid params e.g. too big 2838 * 2839 * While we will attempt to choose an alternative delete method 2840 * this may result in short deletes if the existing delete 2841 * requests from geom are big for the new method choosen. 2842 * 2843 * This method assumes that the error which triggered this 2844 * will not retry the io otherwise a panic will occur 2845 */ 2846 dadeleteflag(softc, old_method, 0); 2847 dadeletemethodchoose(softc, DA_DELETE_DISABLE); 2848 if (softc->delete_method == DA_DELETE_DISABLE) 2849 xpt_print(ccb->ccb_h.path, 2850 "%s failed, disabling BIO_DELETE\n", 2851 da_delete_method_desc[old_method]); 2852 else 2853 xpt_print(ccb->ccb_h.path, 2854 "%s failed, switching to %s BIO_DELETE\n", 2855 da_delete_method_desc[old_method], 2856 da_delete_method_desc[softc->delete_method]); 2857 2858 while ((bp = bioq_takefirst(&softc->delete_run_queue)) != NULL) 2859 bioq_disksort(&softc->delete_queue, bp); 2860 bioq_disksort(&softc->delete_queue, 2861 (struct bio *)ccb->ccb_h.ccb_bp); 2862 ccb->ccb_h.ccb_bp = NULL; 2863 return (0); 2864 } 2865 2866 /* Detect unsupported PREVENT ALLOW MEDIUM REMOVAL. */ 2867 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 && 2868 (*cdb == PREVENT_ALLOW) && 2869 (softc->quirks & DA_Q_NO_PREVENT) == 0) { 2870 if (bootverbose) 2871 xpt_print(ccb->ccb_h.path, 2872 "PREVENT ALLOW MEDIUM REMOVAL not supported.\n"); 2873 softc->quirks |= DA_Q_NO_PREVENT; 2874 return (0); 2875 } 2876 2877 /* Detect unsupported SYNCHRONIZE CACHE(10). */ 2878 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 && 2879 (*cdb == SYNCHRONIZE_CACHE) && 2880 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) { 2881 if (bootverbose) 2882 xpt_print(ccb->ccb_h.path, 2883 "SYNCHRONIZE CACHE(10) not supported.\n"); 2884 softc->quirks |= DA_Q_NO_SYNC_CACHE; 2885 softc->disk->d_flags &= ~DISKFLAG_CANFLUSHCACHE; 2886 return (0); 2887 } 2888 2889 /* Translation only possible if CDB is an array and cmd is R/W6 */ 2890 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0 || 2891 (*cdb != READ_6 && *cdb != WRITE_6)) 2892 return 0; 2893 2894 xpt_print(ccb->ccb_h.path, "READ(6)/WRITE(6) not supported, " 2895 "increasing minimum_cmd_size to 10.\n"); 2896 softc->minimum_cmd_size = 10; 2897 2898 bcopy(cdb, &cmd6, sizeof(struct scsi_rw_6)); 2899 cmd10 = (struct scsi_rw_10 *)cdb; 2900 cmd10->opcode = (cmd6.opcode == READ_6) ? READ_10 : WRITE_10; 2901 cmd10->byte2 = 0; 2902 scsi_ulto4b(scsi_3btoul(cmd6.addr), cmd10->addr); 2903 cmd10->reserved = 0; 2904 scsi_ulto2b(cmd6.length, cmd10->length); 2905 cmd10->control = cmd6.control; 2906 ccb->csio.cdb_len = sizeof(*cmd10); 2907 2908 /* Requeue request, unfreezing queue if necessary */ 2909 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0; 2910 ccb->ccb_h.status = CAM_REQUEUE_REQ; 2911 xpt_action(ccb); 2912 if (frozen) { 2913 cam_release_devq(ccb->ccb_h.path, 2914 /*relsim_flags*/0, 2915 /*reduction*/0, 2916 /*timeout*/0, 2917 /*getcount_only*/0); 2918 } 2919 return (ERESTART); 2920 } 2921 2922 static void 2923 dadone(struct cam_periph *periph, union ccb *done_ccb) 2924 { 2925 struct da_softc *softc; 2926 struct ccb_scsiio *csio; 2927 u_int32_t priority; 2928 da_ccb_state state; 2929 2930 softc = (struct da_softc *)periph->softc; 2931 priority = done_ccb->ccb_h.pinfo.priority; 2932 2933 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone\n")); 2934 2935 csio = &done_ccb->csio; 2936 state = csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK; 2937 switch (state) { 2938 case DA_CCB_BUFFER_IO: 2939 case DA_CCB_DELETE: 2940 { 2941 struct bio *bp, *bp1; 2942 2943 cam_periph_lock(periph); 2944 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2945 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2946 int error; 2947 int sf; 2948 2949 if ((csio->ccb_h.ccb_state & DA_CCB_RETRY_UA) != 0) 2950 sf = SF_RETRY_UA; 2951 else 2952 sf = 0; 2953 2954 error = daerror(done_ccb, CAM_RETRY_SELTO, sf); 2955 if (error == ERESTART) { 2956 /* 2957 * A retry was scheduled, so 2958 * just return. 2959 */ 2960 cam_periph_unlock(periph); 2961 return; 2962 } 2963 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2964 if (error != 0) { 2965 int queued_error; 2966 2967 /* 2968 * return all queued I/O with EIO, so that 2969 * the client can retry these I/Os in the 2970 * proper order should it attempt to recover. 2971 */ 2972 queued_error = EIO; 2973 2974 if (error == ENXIO 2975 && (softc->flags & DA_FLAG_PACK_INVALID)== 0) { 2976 /* 2977 * Catastrophic error. Mark our pack as 2978 * invalid. 2979 */ 2980 /* 2981 * XXX See if this is really a media 2982 * XXX change first? 2983 */ 2984 xpt_print(periph->path, 2985 "Invalidating pack\n"); 2986 softc->flags |= DA_FLAG_PACK_INVALID; 2987 queued_error = ENXIO; 2988 } 2989 bioq_flush(&softc->bio_queue, NULL, 2990 queued_error); 2991 if (bp != NULL) { 2992 bp->bio_error = error; 2993 bp->bio_resid = bp->bio_bcount; 2994 bp->bio_flags |= BIO_ERROR; 2995 } 2996 } else if (bp != NULL) { 2997 if (state == DA_CCB_DELETE) 2998 bp->bio_resid = 0; 2999 else 3000 bp->bio_resid = csio->resid; 3001 bp->bio_error = 0; 3002 if (bp->bio_resid != 0) 3003 bp->bio_flags |= BIO_ERROR; 3004 } 3005 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 3006 cam_release_devq(done_ccb->ccb_h.path, 3007 /*relsim_flags*/0, 3008 /*reduction*/0, 3009 /*timeout*/0, 3010 /*getcount_only*/0); 3011 } else if (bp != NULL) { 3012 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 3013 panic("REQ_CMP with QFRZN"); 3014 if (state == DA_CCB_DELETE) 3015 bp->bio_resid = 0; 3016 else 3017 bp->bio_resid = csio->resid; 3018 if (csio->resid > 0) 3019 bp->bio_flags |= BIO_ERROR; 3020 if (softc->error_inject != 0) { 3021 bp->bio_error = softc->error_inject; 3022 bp->bio_resid = bp->bio_bcount; 3023 bp->bio_flags |= BIO_ERROR; 3024 softc->error_inject = 0; 3025 } 3026 } 3027 3028 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le); 3029 if (LIST_EMPTY(&softc->pending_ccbs)) 3030 softc->flags |= DA_FLAG_WAS_OTAG; 3031 3032 xpt_release_ccb(done_ccb); 3033 if (state == DA_CCB_DELETE) { 3034 TAILQ_HEAD(, bio) queue; 3035 3036 TAILQ_INIT(&queue); 3037 TAILQ_CONCAT(&queue, &softc->delete_run_queue.queue, bio_queue); 3038 softc->delete_run_queue.insert_point = NULL; 3039 /* 3040 * Normally, the xpt_release_ccb() above would make sure 3041 * that when we have more work to do, that work would 3042 * get kicked off. However, we specifically keep 3043 * delete_running set to 0 before the call above to 3044 * allow other I/O to progress when many BIO_DELETE 3045 * requests are pushed down. We set delete_running to 0 3046 * and call daschedule again so that we don't stall if 3047 * there are no other I/Os pending apart from BIO_DELETEs. 3048 */ 3049 softc->delete_running = 0; 3050 daschedule(periph); 3051 cam_periph_unlock(periph); 3052 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 3053 TAILQ_REMOVE(&queue, bp1, bio_queue); 3054 bp1->bio_error = bp->bio_error; 3055 if (bp->bio_flags & BIO_ERROR) { 3056 bp1->bio_flags |= BIO_ERROR; 3057 bp1->bio_resid = bp1->bio_bcount; 3058 } else 3059 bp1->bio_resid = 0; 3060 biodone(bp1); 3061 } 3062 } else 3063 cam_periph_unlock(periph); 3064 if (bp != NULL) 3065 biodone(bp); 3066 return; 3067 } 3068 case DA_CCB_PROBE_RC: 3069 case DA_CCB_PROBE_RC16: 3070 { 3071 struct scsi_read_capacity_data *rdcap; 3072 struct scsi_read_capacity_data_long *rcaplong; 3073 char announce_buf[80]; 3074 int lbp; 3075 3076 lbp = 0; 3077 rdcap = NULL; 3078 rcaplong = NULL; 3079 if (state == DA_CCB_PROBE_RC) 3080 rdcap =(struct scsi_read_capacity_data *)csio->data_ptr; 3081 else 3082 rcaplong = (struct scsi_read_capacity_data_long *) 3083 csio->data_ptr; 3084 3085 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3086 struct disk_params *dp; 3087 uint32_t block_size; 3088 uint64_t maxsector; 3089 u_int lalba; /* Lowest aligned LBA. */ 3090 3091 if (state == DA_CCB_PROBE_RC) { 3092 block_size = scsi_4btoul(rdcap->length); 3093 maxsector = scsi_4btoul(rdcap->addr); 3094 lalba = 0; 3095 3096 /* 3097 * According to SBC-2, if the standard 10 3098 * byte READ CAPACITY command returns 2^32, 3099 * we should issue the 16 byte version of 3100 * the command, since the device in question 3101 * has more sectors than can be represented 3102 * with the short version of the command. 3103 */ 3104 if (maxsector == 0xffffffff) { 3105 free(rdcap, M_SCSIDA); 3106 xpt_release_ccb(done_ccb); 3107 softc->state = DA_STATE_PROBE_RC16; 3108 xpt_schedule(periph, priority); 3109 return; 3110 } 3111 } else { 3112 block_size = scsi_4btoul(rcaplong->length); 3113 maxsector = scsi_8btou64(rcaplong->addr); 3114 lalba = scsi_2btoul(rcaplong->lalba_lbp); 3115 } 3116 3117 /* 3118 * Because GEOM code just will panic us if we 3119 * give them an 'illegal' value we'll avoid that 3120 * here. 3121 */ 3122 if (block_size == 0) { 3123 block_size = 512; 3124 if (maxsector == 0) 3125 maxsector = -1; 3126 } 3127 if (block_size >= MAXPHYS) { 3128 xpt_print(periph->path, 3129 "unsupportable block size %ju\n", 3130 (uintmax_t) block_size); 3131 announce_buf[0] = '\0'; 3132 cam_periph_invalidate(periph); 3133 } else { 3134 /* 3135 * We pass rcaplong into dasetgeom(), 3136 * because it will only use it if it is 3137 * non-NULL. 3138 */ 3139 dasetgeom(periph, block_size, maxsector, 3140 rcaplong, sizeof(*rcaplong)); 3141 lbp = (lalba & SRC16_LBPME_A); 3142 dp = &softc->params; 3143 snprintf(announce_buf, sizeof(announce_buf), 3144 "%juMB (%ju %u byte sectors: %dH %dS/T " 3145 "%dC)", (uintmax_t) 3146 (((uintmax_t)dp->secsize * 3147 dp->sectors) / (1024*1024)), 3148 (uintmax_t)dp->sectors, 3149 dp->secsize, dp->heads, 3150 dp->secs_per_track, dp->cylinders); 3151 } 3152 } else { 3153 int error; 3154 3155 announce_buf[0] = '\0'; 3156 3157 /* 3158 * Retry any UNIT ATTENTION type errors. They 3159 * are expected at boot. 3160 */ 3161 error = daerror(done_ccb, CAM_RETRY_SELTO, 3162 SF_RETRY_UA|SF_NO_PRINT); 3163 if (error == ERESTART) { 3164 /* 3165 * A retry was scheuled, so 3166 * just return. 3167 */ 3168 return; 3169 } else if (error != 0) { 3170 int asc, ascq; 3171 int sense_key, error_code; 3172 int have_sense; 3173 cam_status status; 3174 struct ccb_getdev cgd; 3175 3176 /* Don't wedge this device's queue */ 3177 status = done_ccb->ccb_h.status; 3178 if ((status & CAM_DEV_QFRZN) != 0) 3179 cam_release_devq(done_ccb->ccb_h.path, 3180 /*relsim_flags*/0, 3181 /*reduction*/0, 3182 /*timeout*/0, 3183 /*getcount_only*/0); 3184 3185 3186 xpt_setup_ccb(&cgd.ccb_h, 3187 done_ccb->ccb_h.path, 3188 CAM_PRIORITY_NORMAL); 3189 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 3190 xpt_action((union ccb *)&cgd); 3191 3192 if (scsi_extract_sense_ccb(done_ccb, 3193 &error_code, &sense_key, &asc, &ascq)) 3194 have_sense = TRUE; 3195 else 3196 have_sense = FALSE; 3197 3198 /* 3199 * If we tried READ CAPACITY(16) and failed, 3200 * fallback to READ CAPACITY(10). 3201 */ 3202 if ((state == DA_CCB_PROBE_RC16) && 3203 (softc->flags & DA_FLAG_CAN_RC16) && 3204 (((csio->ccb_h.status & CAM_STATUS_MASK) == 3205 CAM_REQ_INVALID) || 3206 ((have_sense) && 3207 (error_code == SSD_CURRENT_ERROR) && 3208 (sense_key == SSD_KEY_ILLEGAL_REQUEST)))) { 3209 softc->flags &= ~DA_FLAG_CAN_RC16; 3210 free(rdcap, M_SCSIDA); 3211 xpt_release_ccb(done_ccb); 3212 softc->state = DA_STATE_PROBE_RC; 3213 xpt_schedule(periph, priority); 3214 return; 3215 } else 3216 /* 3217 * Attach to anything that claims to be a 3218 * direct access or optical disk device, 3219 * as long as it doesn't return a "Logical 3220 * unit not supported" (0x25) error. 3221 */ 3222 if ((have_sense) && (asc != 0x25) 3223 && (error_code == SSD_CURRENT_ERROR)) { 3224 const char *sense_key_desc; 3225 const char *asc_desc; 3226 3227 dasetgeom(periph, 512, -1, NULL, 0); 3228 scsi_sense_desc(sense_key, asc, ascq, 3229 &cgd.inq_data, 3230 &sense_key_desc, 3231 &asc_desc); 3232 snprintf(announce_buf, 3233 sizeof(announce_buf), 3234 "Attempt to query device " 3235 "size failed: %s, %s", 3236 sense_key_desc, 3237 asc_desc); 3238 } else { 3239 if (have_sense) 3240 scsi_sense_print( 3241 &done_ccb->csio); 3242 else { 3243 xpt_print(periph->path, 3244 "got CAM status %#x\n", 3245 done_ccb->ccb_h.status); 3246 } 3247 3248 xpt_print(periph->path, "fatal error, " 3249 "failed to attach to device\n"); 3250 3251 /* 3252 * Free up resources. 3253 */ 3254 cam_periph_invalidate(periph); 3255 } 3256 } 3257 } 3258 free(csio->data_ptr, M_SCSIDA); 3259 if (announce_buf[0] != '\0' && 3260 ((softc->flags & DA_FLAG_ANNOUNCED) == 0)) { 3261 /* 3262 * Create our sysctl variables, now that we know 3263 * we have successfully attached. 3264 */ 3265 /* increase the refcount */ 3266 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 3267 taskqueue_enqueue(taskqueue_thread, 3268 &softc->sysctl_task); 3269 xpt_announce_periph(periph, announce_buf); 3270 xpt_announce_quirks(periph, softc->quirks, 3271 DA_Q_BIT_STRING); 3272 } else { 3273 xpt_print(periph->path, "fatal error, " 3274 "could not acquire reference count\n"); 3275 } 3276 } 3277 3278 /* We already probed the device. */ 3279 if (softc->flags & DA_FLAG_PROBED) { 3280 daprobedone(periph, done_ccb); 3281 return; 3282 } 3283 3284 /* Ensure re-probe doesn't see old delete. */ 3285 softc->delete_available = 0; 3286 if (lbp && (softc->quirks & DA_Q_NO_UNMAP) == 0) { 3287 /* 3288 * Based on older SBC-3 spec revisions 3289 * any of the UNMAP methods "may" be 3290 * available via LBP given this flag so 3291 * we flag all of them as availble and 3292 * then remove those which further 3293 * probes confirm aren't available 3294 * later. 3295 * 3296 * We could also check readcap(16) p_type 3297 * flag to exclude one or more invalid 3298 * write same (X) types here 3299 */ 3300 dadeleteflag(softc, DA_DELETE_WS16, 1); 3301 dadeleteflag(softc, DA_DELETE_WS10, 1); 3302 dadeleteflag(softc, DA_DELETE_ZERO, 1); 3303 dadeleteflag(softc, DA_DELETE_UNMAP, 1); 3304 3305 xpt_release_ccb(done_ccb); 3306 softc->state = DA_STATE_PROBE_LBP; 3307 xpt_schedule(periph, priority); 3308 return; 3309 } 3310 3311 xpt_release_ccb(done_ccb); 3312 softc->state = DA_STATE_PROBE_BDC; 3313 xpt_schedule(periph, priority); 3314 return; 3315 } 3316 case DA_CCB_PROBE_LBP: 3317 { 3318 struct scsi_vpd_logical_block_prov *lbp; 3319 3320 lbp = (struct scsi_vpd_logical_block_prov *)csio->data_ptr; 3321 3322 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3323 /* 3324 * T10/1799-D Revision 31 states at least one of these 3325 * must be supported but we don't currently enforce this. 3326 */ 3327 dadeleteflag(softc, DA_DELETE_WS16, 3328 (lbp->flags & SVPD_LBP_WS16)); 3329 dadeleteflag(softc, DA_DELETE_WS10, 3330 (lbp->flags & SVPD_LBP_WS10)); 3331 dadeleteflag(softc, DA_DELETE_ZERO, 3332 (lbp->flags & SVPD_LBP_WS10)); 3333 dadeleteflag(softc, DA_DELETE_UNMAP, 3334 (lbp->flags & SVPD_LBP_UNMAP)); 3335 } else { 3336 int error; 3337 error = daerror(done_ccb, CAM_RETRY_SELTO, 3338 SF_RETRY_UA|SF_NO_PRINT); 3339 if (error == ERESTART) 3340 return; 3341 else if (error != 0) { 3342 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3343 /* Don't wedge this device's queue */ 3344 cam_release_devq(done_ccb->ccb_h.path, 3345 /*relsim_flags*/0, 3346 /*reduction*/0, 3347 /*timeout*/0, 3348 /*getcount_only*/0); 3349 } 3350 3351 /* 3352 * Failure indicates we don't support any SBC-3 3353 * delete methods with UNMAP 3354 */ 3355 } 3356 } 3357 3358 free(lbp, M_SCSIDA); 3359 xpt_release_ccb(done_ccb); 3360 softc->state = DA_STATE_PROBE_BLK_LIMITS; 3361 xpt_schedule(periph, priority); 3362 return; 3363 } 3364 case DA_CCB_PROBE_BLK_LIMITS: 3365 { 3366 struct scsi_vpd_block_limits *block_limits; 3367 3368 block_limits = (struct scsi_vpd_block_limits *)csio->data_ptr; 3369 3370 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3371 uint32_t max_txfer_len = scsi_4btoul( 3372 block_limits->max_txfer_len); 3373 uint32_t max_unmap_lba_cnt = scsi_4btoul( 3374 block_limits->max_unmap_lba_cnt); 3375 uint32_t max_unmap_blk_cnt = scsi_4btoul( 3376 block_limits->max_unmap_blk_cnt); 3377 uint64_t ws_max_blks = scsi_8btou64( 3378 block_limits->max_write_same_length); 3379 3380 if (max_txfer_len != 0) { 3381 softc->disk->d_maxsize = MIN(softc->maxio, 3382 (off_t)max_txfer_len * softc->params.secsize); 3383 } 3384 3385 /* 3386 * We should already support UNMAP but we check lba 3387 * and block count to be sure 3388 */ 3389 if (max_unmap_lba_cnt != 0x00L && 3390 max_unmap_blk_cnt != 0x00L) { 3391 softc->unmap_max_lba = max_unmap_lba_cnt; 3392 softc->unmap_max_ranges = min(max_unmap_blk_cnt, 3393 UNMAP_MAX_RANGES); 3394 } else { 3395 /* 3396 * Unexpected UNMAP limits which means the 3397 * device doesn't actually support UNMAP 3398 */ 3399 dadeleteflag(softc, DA_DELETE_UNMAP, 0); 3400 } 3401 3402 if (ws_max_blks != 0x00L) 3403 softc->ws_max_blks = ws_max_blks; 3404 } else { 3405 int error; 3406 error = daerror(done_ccb, CAM_RETRY_SELTO, 3407 SF_RETRY_UA|SF_NO_PRINT); 3408 if (error == ERESTART) 3409 return; 3410 else if (error != 0) { 3411 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3412 /* Don't wedge this device's queue */ 3413 cam_release_devq(done_ccb->ccb_h.path, 3414 /*relsim_flags*/0, 3415 /*reduction*/0, 3416 /*timeout*/0, 3417 /*getcount_only*/0); 3418 } 3419 3420 /* 3421 * Failure here doesn't mean UNMAP is not 3422 * supported as this is an optional page. 3423 */ 3424 softc->unmap_max_lba = 1; 3425 softc->unmap_max_ranges = 1; 3426 } 3427 } 3428 3429 free(block_limits, M_SCSIDA); 3430 xpt_release_ccb(done_ccb); 3431 softc->state = DA_STATE_PROBE_BDC; 3432 xpt_schedule(periph, priority); 3433 return; 3434 } 3435 case DA_CCB_PROBE_BDC: 3436 { 3437 struct scsi_vpd_block_characteristics *bdc; 3438 3439 bdc = (struct scsi_vpd_block_characteristics *)csio->data_ptr; 3440 3441 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3442 /* 3443 * Disable queue sorting for non-rotational media 3444 * by default. 3445 */ 3446 u_int16_t old_rate = softc->disk->d_rotation_rate; 3447 3448 softc->disk->d_rotation_rate = 3449 scsi_2btoul(bdc->medium_rotation_rate); 3450 if (softc->disk->d_rotation_rate == 3451 SVPD_BDC_RATE_NON_ROTATING) { 3452 softc->sort_io_queue = 0; 3453 } 3454 if (softc->disk->d_rotation_rate != old_rate) { 3455 disk_attr_changed(softc->disk, 3456 "GEOM::rotation_rate", M_NOWAIT); 3457 } 3458 } else { 3459 int error; 3460 error = daerror(done_ccb, CAM_RETRY_SELTO, 3461 SF_RETRY_UA|SF_NO_PRINT); 3462 if (error == ERESTART) 3463 return; 3464 else if (error != 0) { 3465 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3466 /* Don't wedge this device's queue */ 3467 cam_release_devq(done_ccb->ccb_h.path, 3468 /*relsim_flags*/0, 3469 /*reduction*/0, 3470 /*timeout*/0, 3471 /*getcount_only*/0); 3472 } 3473 } 3474 } 3475 3476 free(bdc, M_SCSIDA); 3477 xpt_release_ccb(done_ccb); 3478 softc->state = DA_STATE_PROBE_ATA; 3479 xpt_schedule(periph, priority); 3480 return; 3481 } 3482 case DA_CCB_PROBE_ATA: 3483 { 3484 int i; 3485 struct ata_params *ata_params; 3486 int16_t *ptr; 3487 3488 ata_params = (struct ata_params *)csio->data_ptr; 3489 ptr = (uint16_t *)ata_params; 3490 3491 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3492 uint16_t old_rate; 3493 3494 for (i = 0; i < sizeof(*ata_params) / 2; i++) 3495 ptr[i] = le16toh(ptr[i]); 3496 if (ata_params->support_dsm & ATA_SUPPORT_DSM_TRIM && 3497 (softc->quirks & DA_Q_NO_UNMAP) == 0) { 3498 dadeleteflag(softc, DA_DELETE_ATA_TRIM, 1); 3499 if (ata_params->max_dsm_blocks != 0) 3500 softc->trim_max_ranges = min( 3501 softc->trim_max_ranges, 3502 ata_params->max_dsm_blocks * 3503 ATA_DSM_BLK_RANGES); 3504 } 3505 /* 3506 * Disable queue sorting for non-rotational media 3507 * by default. 3508 */ 3509 old_rate = softc->disk->d_rotation_rate; 3510 softc->disk->d_rotation_rate = 3511 ata_params->media_rotation_rate; 3512 if (softc->disk->d_rotation_rate == 3513 ATA_RATE_NON_ROTATING) { 3514 softc->sort_io_queue = 0; 3515 } 3516 3517 if (softc->disk->d_rotation_rate != old_rate) { 3518 disk_attr_changed(softc->disk, 3519 "GEOM::rotation_rate", M_NOWAIT); 3520 } 3521 } else { 3522 int error; 3523 error = daerror(done_ccb, CAM_RETRY_SELTO, 3524 SF_RETRY_UA|SF_NO_PRINT); 3525 if (error == ERESTART) 3526 return; 3527 else if (error != 0) { 3528 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3529 /* Don't wedge this device's queue */ 3530 cam_release_devq(done_ccb->ccb_h.path, 3531 /*relsim_flags*/0, 3532 /*reduction*/0, 3533 /*timeout*/0, 3534 /*getcount_only*/0); 3535 } 3536 } 3537 } 3538 3539 free(ata_params, M_SCSIDA); 3540 daprobedone(periph, done_ccb); 3541 return; 3542 } 3543 case DA_CCB_DUMP: 3544 /* No-op. We're polling */ 3545 return; 3546 case DA_CCB_TUR: 3547 { 3548 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3549 3550 if (daerror(done_ccb, CAM_RETRY_SELTO, 3551 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) == 3552 ERESTART) 3553 return; 3554 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 3555 cam_release_devq(done_ccb->ccb_h.path, 3556 /*relsim_flags*/0, 3557 /*reduction*/0, 3558 /*timeout*/0, 3559 /*getcount_only*/0); 3560 } 3561 xpt_release_ccb(done_ccb); 3562 cam_periph_release_locked(periph); 3563 return; 3564 } 3565 default: 3566 break; 3567 } 3568 xpt_release_ccb(done_ccb); 3569 } 3570 3571 static void 3572 dareprobe(struct cam_periph *periph) 3573 { 3574 struct da_softc *softc; 3575 cam_status status; 3576 3577 softc = (struct da_softc *)periph->softc; 3578 3579 /* Probe in progress; don't interfere. */ 3580 if (softc->state != DA_STATE_NORMAL) 3581 return; 3582 3583 status = cam_periph_acquire(periph); 3584 KASSERT(status == CAM_REQ_CMP, 3585 ("dareprobe: cam_periph_acquire failed")); 3586 3587 if (softc->flags & DA_FLAG_CAN_RC16) 3588 softc->state = DA_STATE_PROBE_RC16; 3589 else 3590 softc->state = DA_STATE_PROBE_RC; 3591 3592 xpt_schedule(periph, CAM_PRIORITY_DEV); 3593 } 3594 3595 static int 3596 daerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3597 { 3598 struct da_softc *softc; 3599 struct cam_periph *periph; 3600 int error, error_code, sense_key, asc, ascq; 3601 3602 periph = xpt_path_periph(ccb->ccb_h.path); 3603 softc = (struct da_softc *)periph->softc; 3604 3605 /* 3606 * Automatically detect devices that do not support 3607 * READ(6)/WRITE(6) and upgrade to using 10 byte cdbs. 3608 */ 3609 error = 0; 3610 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) { 3611 error = cmd6workaround(ccb); 3612 } else if (scsi_extract_sense_ccb(ccb, 3613 &error_code, &sense_key, &asc, &ascq)) { 3614 if (sense_key == SSD_KEY_ILLEGAL_REQUEST) 3615 error = cmd6workaround(ccb); 3616 /* 3617 * If the target replied with CAPACITY DATA HAS CHANGED UA, 3618 * query the capacity and notify upper layers. 3619 */ 3620 else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3621 asc == 0x2A && ascq == 0x09) { 3622 xpt_print(periph->path, "Capacity data has changed\n"); 3623 softc->flags &= ~DA_FLAG_PROBED; 3624 dareprobe(periph); 3625 sense_flags |= SF_NO_PRINT; 3626 } else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3627 asc == 0x28 && ascq == 0x00) { 3628 softc->flags &= ~DA_FLAG_PROBED; 3629 disk_media_changed(softc->disk, M_NOWAIT); 3630 } else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3631 asc == 0x3F && ascq == 0x03) { 3632 xpt_print(periph->path, "INQUIRY data has changed\n"); 3633 softc->flags &= ~DA_FLAG_PROBED; 3634 dareprobe(periph); 3635 sense_flags |= SF_NO_PRINT; 3636 } else if (sense_key == SSD_KEY_NOT_READY && 3637 asc == 0x3a && (softc->flags & DA_FLAG_PACK_INVALID) == 0) { 3638 softc->flags |= DA_FLAG_PACK_INVALID; 3639 disk_media_gone(softc->disk, M_NOWAIT); 3640 } 3641 } 3642 if (error == ERESTART) 3643 return (ERESTART); 3644 3645 /* 3646 * XXX 3647 * Until we have a better way of doing pack validation, 3648 * don't treat UAs as errors. 3649 */ 3650 sense_flags |= SF_RETRY_UA; 3651 3652 if (softc->quirks & DA_Q_RETRY_BUSY) 3653 sense_flags |= SF_RETRY_BUSY; 3654 return(cam_periph_error(ccb, cam_flags, sense_flags, 3655 &softc->saved_ccb)); 3656 } 3657 3658 static void 3659 damediapoll(void *arg) 3660 { 3661 struct cam_periph *periph = arg; 3662 struct da_softc *softc = periph->softc; 3663 3664 if (!softc->tur && LIST_EMPTY(&softc->pending_ccbs)) { 3665 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 3666 softc->tur = 1; 3667 daschedule(periph); 3668 } 3669 } 3670 /* Queue us up again */ 3671 if (da_poll_period != 0) 3672 callout_schedule(&softc->mediapoll_c, da_poll_period * hz); 3673 } 3674 3675 static void 3676 daprevent(struct cam_periph *periph, int action) 3677 { 3678 struct da_softc *softc; 3679 union ccb *ccb; 3680 int error; 3681 3682 softc = (struct da_softc *)periph->softc; 3683 3684 if (((action == PR_ALLOW) 3685 && (softc->flags & DA_FLAG_PACK_LOCKED) == 0) 3686 || ((action == PR_PREVENT) 3687 && (softc->flags & DA_FLAG_PACK_LOCKED) != 0)) { 3688 return; 3689 } 3690 3691 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3692 3693 scsi_prevent(&ccb->csio, 3694 /*retries*/1, 3695 /*cbcfp*/dadone, 3696 MSG_SIMPLE_Q_TAG, 3697 action, 3698 SSD_FULL_SIZE, 3699 5000); 3700 3701 error = cam_periph_runccb(ccb, daerror, CAM_RETRY_SELTO, 3702 SF_RETRY_UA | SF_NO_PRINT, softc->disk->d_devstat); 3703 3704 if (error == 0) { 3705 if (action == PR_ALLOW) 3706 softc->flags &= ~DA_FLAG_PACK_LOCKED; 3707 else 3708 softc->flags |= DA_FLAG_PACK_LOCKED; 3709 } 3710 3711 xpt_release_ccb(ccb); 3712 } 3713 3714 static void 3715 dasetgeom(struct cam_periph *periph, uint32_t block_len, uint64_t maxsector, 3716 struct scsi_read_capacity_data_long *rcaplong, size_t rcap_len) 3717 { 3718 struct ccb_calc_geometry ccg; 3719 struct da_softc *softc; 3720 struct disk_params *dp; 3721 u_int lbppbe, lalba; 3722 int error; 3723 3724 softc = (struct da_softc *)periph->softc; 3725 3726 dp = &softc->params; 3727 dp->secsize = block_len; 3728 dp->sectors = maxsector + 1; 3729 if (rcaplong != NULL) { 3730 lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE; 3731 lalba = scsi_2btoul(rcaplong->lalba_lbp); 3732 lalba &= SRC16_LALBA_A; 3733 } else { 3734 lbppbe = 0; 3735 lalba = 0; 3736 } 3737 3738 if (lbppbe > 0) { 3739 dp->stripesize = block_len << lbppbe; 3740 dp->stripeoffset = (dp->stripesize - block_len * lalba) % 3741 dp->stripesize; 3742 } else if (softc->quirks & DA_Q_4K) { 3743 dp->stripesize = 4096; 3744 dp->stripeoffset = 0; 3745 } else { 3746 dp->stripesize = 0; 3747 dp->stripeoffset = 0; 3748 } 3749 /* 3750 * Have the controller provide us with a geometry 3751 * for this disk. The only time the geometry 3752 * matters is when we boot and the controller 3753 * is the only one knowledgeable enough to come 3754 * up with something that will make this a bootable 3755 * device. 3756 */ 3757 xpt_setup_ccb(&ccg.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3758 ccg.ccb_h.func_code = XPT_CALC_GEOMETRY; 3759 ccg.block_size = dp->secsize; 3760 ccg.volume_size = dp->sectors; 3761 ccg.heads = 0; 3762 ccg.secs_per_track = 0; 3763 ccg.cylinders = 0; 3764 xpt_action((union ccb*)&ccg); 3765 if ((ccg.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3766 /* 3767 * We don't know what went wrong here- but just pick 3768 * a geometry so we don't have nasty things like divide 3769 * by zero. 3770 */ 3771 dp->heads = 255; 3772 dp->secs_per_track = 255; 3773 dp->cylinders = dp->sectors / (255 * 255); 3774 if (dp->cylinders == 0) { 3775 dp->cylinders = 1; 3776 } 3777 } else { 3778 dp->heads = ccg.heads; 3779 dp->secs_per_track = ccg.secs_per_track; 3780 dp->cylinders = ccg.cylinders; 3781 } 3782 3783 /* 3784 * If the user supplied a read capacity buffer, and if it is 3785 * different than the previous buffer, update the data in the EDT. 3786 * If it's the same, we don't bother. This avoids sending an 3787 * update every time someone opens this device. 3788 */ 3789 if ((rcaplong != NULL) 3790 && (bcmp(rcaplong, &softc->rcaplong, 3791 min(sizeof(softc->rcaplong), rcap_len)) != 0)) { 3792 struct ccb_dev_advinfo cdai; 3793 3794 xpt_setup_ccb(&cdai.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3795 cdai.ccb_h.func_code = XPT_DEV_ADVINFO; 3796 cdai.buftype = CDAI_TYPE_RCAPLONG; 3797 cdai.flags = CDAI_FLAG_STORE; 3798 cdai.bufsiz = rcap_len; 3799 cdai.buf = (uint8_t *)rcaplong; 3800 xpt_action((union ccb *)&cdai); 3801 if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0) 3802 cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE); 3803 if (cdai.ccb_h.status != CAM_REQ_CMP) { 3804 xpt_print(periph->path, "%s: failed to set read " 3805 "capacity advinfo\n", __func__); 3806 /* Use cam_error_print() to decode the status */ 3807 cam_error_print((union ccb *)&cdai, CAM_ESF_CAM_STATUS, 3808 CAM_EPF_ALL); 3809 } else { 3810 bcopy(rcaplong, &softc->rcaplong, 3811 min(sizeof(softc->rcaplong), rcap_len)); 3812 } 3813 } 3814 3815 softc->disk->d_sectorsize = softc->params.secsize; 3816 softc->disk->d_mediasize = softc->params.secsize * (off_t)softc->params.sectors; 3817 softc->disk->d_stripesize = softc->params.stripesize; 3818 softc->disk->d_stripeoffset = softc->params.stripeoffset; 3819 /* XXX: these are not actually "firmware" values, so they may be wrong */ 3820 softc->disk->d_fwsectors = softc->params.secs_per_track; 3821 softc->disk->d_fwheads = softc->params.heads; 3822 softc->disk->d_devstat->block_size = softc->params.secsize; 3823 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE; 3824 3825 error = disk_resize(softc->disk, M_NOWAIT); 3826 if (error != 0) 3827 xpt_print(periph->path, "disk_resize(9) failed, error = %d\n", error); 3828 } 3829 3830 static void 3831 dasendorderedtag(void *arg) 3832 { 3833 struct da_softc *softc = arg; 3834 3835 if (da_send_ordered) { 3836 if (!LIST_EMPTY(&softc->pending_ccbs)) { 3837 if ((softc->flags & DA_FLAG_WAS_OTAG) == 0) 3838 softc->flags |= DA_FLAG_NEED_OTAG; 3839 softc->flags &= ~DA_FLAG_WAS_OTAG; 3840 } 3841 } 3842 /* Queue us up again */ 3843 callout_reset(&softc->sendordered_c, 3844 (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL, 3845 dasendorderedtag, softc); 3846 } 3847 3848 /* 3849 * Step through all DA peripheral drivers, and if the device is still open, 3850 * sync the disk cache to physical media. 3851 */ 3852 static void 3853 dashutdown(void * arg, int howto) 3854 { 3855 struct cam_periph *periph; 3856 struct da_softc *softc; 3857 union ccb *ccb; 3858 int error; 3859 3860 CAM_PERIPH_FOREACH(periph, &dadriver) { 3861 softc = (struct da_softc *)periph->softc; 3862 if (SCHEDULER_STOPPED()) { 3863 /* If we paniced with the lock held, do not recurse. */ 3864 if (!cam_periph_owned(periph) && 3865 (softc->flags & DA_FLAG_OPEN)) { 3866 dadump(softc->disk, NULL, 0, 0, 0); 3867 } 3868 continue; 3869 } 3870 cam_periph_lock(periph); 3871 3872 /* 3873 * We only sync the cache if the drive is still open, and 3874 * if the drive is capable of it.. 3875 */ 3876 if (((softc->flags & DA_FLAG_OPEN) == 0) 3877 || (softc->quirks & DA_Q_NO_SYNC_CACHE)) { 3878 cam_periph_unlock(periph); 3879 continue; 3880 } 3881 3882 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3883 scsi_synchronize_cache(&ccb->csio, 3884 /*retries*/0, 3885 /*cbfcnp*/dadone, 3886 MSG_SIMPLE_Q_TAG, 3887 /*begin_lba*/0, /* whole disk */ 3888 /*lb_count*/0, 3889 SSD_FULL_SIZE, 3890 60 * 60 * 1000); 3891 3892 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0, 3893 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR, 3894 softc->disk->d_devstat); 3895 if (error != 0) 3896 xpt_print(periph->path, "Synchronize cache failed\n"); 3897 xpt_release_ccb(ccb); 3898 cam_periph_unlock(periph); 3899 } 3900 } 3901 3902 #else /* !_KERNEL */ 3903 3904 /* 3905 * XXX These are only left out of the kernel build to silence warnings. If, 3906 * for some reason these functions are used in the kernel, the ifdefs should 3907 * be moved so they are included both in the kernel and userland. 3908 */ 3909 void 3910 scsi_format_unit(struct ccb_scsiio *csio, u_int32_t retries, 3911 void (*cbfcnp)(struct cam_periph *, union ccb *), 3912 u_int8_t tag_action, u_int8_t byte2, u_int16_t ileave, 3913 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 3914 u_int32_t timeout) 3915 { 3916 struct scsi_format_unit *scsi_cmd; 3917 3918 scsi_cmd = (struct scsi_format_unit *)&csio->cdb_io.cdb_bytes; 3919 scsi_cmd->opcode = FORMAT_UNIT; 3920 scsi_cmd->byte2 = byte2; 3921 scsi_ulto2b(ileave, scsi_cmd->interleave); 3922 3923 cam_fill_csio(csio, 3924 retries, 3925 cbfcnp, 3926 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE, 3927 tag_action, 3928 data_ptr, 3929 dxfer_len, 3930 sense_len, 3931 sizeof(*scsi_cmd), 3932 timeout); 3933 } 3934 3935 void 3936 scsi_read_defects(struct ccb_scsiio *csio, uint32_t retries, 3937 void (*cbfcnp)(struct cam_periph *, union ccb *), 3938 uint8_t tag_action, uint8_t list_format, 3939 uint32_t addr_desc_index, uint8_t *data_ptr, 3940 uint32_t dxfer_len, int minimum_cmd_size, 3941 uint8_t sense_len, uint32_t timeout) 3942 { 3943 uint8_t cdb_len; 3944 3945 /* 3946 * These conditions allow using the 10 byte command. Otherwise we 3947 * need to use the 12 byte command. 3948 */ 3949 if ((minimum_cmd_size <= 10) 3950 && (addr_desc_index == 0) 3951 && (dxfer_len <= SRDD10_MAX_LENGTH)) { 3952 struct scsi_read_defect_data_10 *cdb10; 3953 3954 cdb10 = (struct scsi_read_defect_data_10 *) 3955 &csio->cdb_io.cdb_bytes; 3956 3957 cdb_len = sizeof(*cdb10); 3958 bzero(cdb10, cdb_len); 3959 cdb10->opcode = READ_DEFECT_DATA_10; 3960 cdb10->format = list_format; 3961 scsi_ulto2b(dxfer_len, cdb10->alloc_length); 3962 } else { 3963 struct scsi_read_defect_data_12 *cdb12; 3964 3965 cdb12 = (struct scsi_read_defect_data_12 *) 3966 &csio->cdb_io.cdb_bytes; 3967 3968 cdb_len = sizeof(*cdb12); 3969 bzero(cdb12, cdb_len); 3970 cdb12->opcode = READ_DEFECT_DATA_12; 3971 cdb12->format = list_format; 3972 scsi_ulto4b(dxfer_len, cdb12->alloc_length); 3973 scsi_ulto4b(addr_desc_index, cdb12->address_descriptor_index); 3974 } 3975 3976 cam_fill_csio(csio, 3977 retries, 3978 cbfcnp, 3979 /*flags*/ CAM_DIR_IN, 3980 tag_action, 3981 data_ptr, 3982 dxfer_len, 3983 sense_len, 3984 cdb_len, 3985 timeout); 3986 } 3987 3988 void 3989 scsi_sanitize(struct ccb_scsiio *csio, u_int32_t retries, 3990 void (*cbfcnp)(struct cam_periph *, union ccb *), 3991 u_int8_t tag_action, u_int8_t byte2, u_int16_t control, 3992 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 3993 u_int32_t timeout) 3994 { 3995 struct scsi_sanitize *scsi_cmd; 3996 3997 scsi_cmd = (struct scsi_sanitize *)&csio->cdb_io.cdb_bytes; 3998 scsi_cmd->opcode = SANITIZE; 3999 scsi_cmd->byte2 = byte2; 4000 scsi_cmd->control = control; 4001 scsi_ulto2b(dxfer_len, scsi_cmd->length); 4002 4003 cam_fill_csio(csio, 4004 retries, 4005 cbfcnp, 4006 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE, 4007 tag_action, 4008 data_ptr, 4009 dxfer_len, 4010 sense_len, 4011 sizeof(*scsi_cmd), 4012 timeout); 4013 } 4014 4015 #endif /* _KERNEL */ 4016