1 /*- 2 * Implementation of SCSI Direct Access Peripheral driver for CAM. 3 * 4 * Copyright (c) 1997 Justin T. Gibbs. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions, and the following disclaimer, 12 * without modification, immediately at the beginning of the file. 13 * 2. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 20 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __FBSDID("$FreeBSD$"); 31 32 #include <sys/param.h> 33 34 #ifdef _KERNEL 35 #include <sys/systm.h> 36 #include <sys/kernel.h> 37 #include <sys/bio.h> 38 #include <sys/sysctl.h> 39 #include <sys/taskqueue.h> 40 #include <sys/lock.h> 41 #include <sys/mutex.h> 42 #include <sys/conf.h> 43 #include <sys/devicestat.h> 44 #include <sys/eventhandler.h> 45 #include <sys/malloc.h> 46 #include <sys/cons.h> 47 #include <sys/endian.h> 48 #include <sys/proc.h> 49 #include <geom/geom.h> 50 #include <geom/geom_disk.h> 51 #endif /* _KERNEL */ 52 53 #ifndef _KERNEL 54 #include <stdio.h> 55 #include <string.h> 56 #endif /* _KERNEL */ 57 58 #include <cam/cam.h> 59 #include <cam/cam_ccb.h> 60 #include <cam/cam_periph.h> 61 #include <cam/cam_xpt_periph.h> 62 #include <cam/cam_sim.h> 63 64 #include <cam/scsi/scsi_message.h> 65 66 #ifndef _KERNEL 67 #include <cam/scsi/scsi_da.h> 68 #endif /* !_KERNEL */ 69 70 #ifdef _KERNEL 71 typedef enum { 72 DA_STATE_PROBE_RC, 73 DA_STATE_PROBE_RC16, 74 DA_STATE_PROBE_LBP, 75 DA_STATE_PROBE_BLK_LIMITS, 76 DA_STATE_PROBE_BDC, 77 DA_STATE_PROBE_ATA, 78 DA_STATE_NORMAL 79 } da_state; 80 81 typedef enum { 82 DA_FLAG_PACK_INVALID = 0x001, 83 DA_FLAG_NEW_PACK = 0x002, 84 DA_FLAG_PACK_LOCKED = 0x004, 85 DA_FLAG_PACK_REMOVABLE = 0x008, 86 DA_FLAG_NEED_OTAG = 0x020, 87 DA_FLAG_WAS_OTAG = 0x040, 88 DA_FLAG_RETRY_UA = 0x080, 89 DA_FLAG_OPEN = 0x100, 90 DA_FLAG_SCTX_INIT = 0x200, 91 DA_FLAG_CAN_RC16 = 0x400, 92 DA_FLAG_PROBED = 0x800, 93 DA_FLAG_DIRTY = 0x1000, 94 DA_FLAG_ANNOUNCED = 0x2000 95 } da_flags; 96 97 typedef enum { 98 DA_Q_NONE = 0x00, 99 DA_Q_NO_SYNC_CACHE = 0x01, 100 DA_Q_NO_6_BYTE = 0x02, 101 DA_Q_NO_PREVENT = 0x04, 102 DA_Q_4K = 0x08, 103 DA_Q_NO_RC16 = 0x10, 104 DA_Q_NO_UNMAP = 0x20, 105 DA_Q_RETRY_BUSY = 0x40 106 } da_quirks; 107 108 #define DA_Q_BIT_STRING \ 109 "\020" \ 110 "\001NO_SYNC_CACHE" \ 111 "\002NO_6_BYTE" \ 112 "\003NO_PREVENT" \ 113 "\0044K" \ 114 "\005NO_RC16" \ 115 "\006NO_UNMAP" \ 116 "\007RETRY_BUSY" 117 118 typedef enum { 119 DA_CCB_PROBE_RC = 0x01, 120 DA_CCB_PROBE_RC16 = 0x02, 121 DA_CCB_PROBE_LBP = 0x03, 122 DA_CCB_PROBE_BLK_LIMITS = 0x04, 123 DA_CCB_PROBE_BDC = 0x05, 124 DA_CCB_PROBE_ATA = 0x06, 125 DA_CCB_BUFFER_IO = 0x07, 126 DA_CCB_DUMP = 0x0A, 127 DA_CCB_DELETE = 0x0B, 128 DA_CCB_TUR = 0x0C, 129 DA_CCB_TYPE_MASK = 0x0F, 130 DA_CCB_RETRY_UA = 0x10 131 } da_ccb_state; 132 133 /* 134 * Order here is important for method choice 135 * 136 * We prefer ATA_TRIM as tests run against a Sandforce 2281 SSD attached to 137 * LSI 2008 (mps) controller (FW: v12, Drv: v14) resulted 20% quicker deletes 138 * using ATA_TRIM than the corresponding UNMAP results for a real world mysql 139 * import taking 5mins. 140 * 141 */ 142 typedef enum { 143 DA_DELETE_NONE, 144 DA_DELETE_DISABLE, 145 DA_DELETE_ATA_TRIM, 146 DA_DELETE_UNMAP, 147 DA_DELETE_WS16, 148 DA_DELETE_WS10, 149 DA_DELETE_ZERO, 150 DA_DELETE_MIN = DA_DELETE_ATA_TRIM, 151 DA_DELETE_MAX = DA_DELETE_ZERO 152 } da_delete_methods; 153 154 typedef void da_delete_func_t (struct cam_periph *periph, union ccb *ccb, 155 struct bio *bp); 156 static da_delete_func_t da_delete_trim; 157 static da_delete_func_t da_delete_unmap; 158 static da_delete_func_t da_delete_ws; 159 160 static const void * da_delete_functions[] = { 161 NULL, 162 NULL, 163 da_delete_trim, 164 da_delete_unmap, 165 da_delete_ws, 166 da_delete_ws, 167 da_delete_ws 168 }; 169 170 static const char *da_delete_method_names[] = 171 { "NONE", "DISABLE", "ATA_TRIM", "UNMAP", "WS16", "WS10", "ZERO" }; 172 static const char *da_delete_method_desc[] = 173 { "NONE", "DISABLED", "ATA TRIM", "UNMAP", "WRITE SAME(16) with UNMAP", 174 "WRITE SAME(10) with UNMAP", "ZERO" }; 175 176 /* Offsets into our private area for storing information */ 177 #define ccb_state ppriv_field0 178 #define ccb_bp ppriv_ptr1 179 180 struct disk_params { 181 u_int8_t heads; 182 u_int32_t cylinders; 183 u_int8_t secs_per_track; 184 u_int32_t secsize; /* Number of bytes/sector */ 185 u_int64_t sectors; /* total number sectors */ 186 u_int stripesize; 187 u_int stripeoffset; 188 }; 189 190 #define UNMAP_RANGE_MAX 0xffffffff 191 #define UNMAP_HEAD_SIZE 8 192 #define UNMAP_RANGE_SIZE 16 193 #define UNMAP_MAX_RANGES 2048 /* Protocol Max is 4095 */ 194 #define UNMAP_BUF_SIZE ((UNMAP_MAX_RANGES * UNMAP_RANGE_SIZE) + \ 195 UNMAP_HEAD_SIZE) 196 197 #define WS10_MAX_BLKS 0xffff 198 #define WS16_MAX_BLKS 0xffffffff 199 #define ATA_TRIM_MAX_RANGES ((UNMAP_BUF_SIZE / \ 200 (ATA_DSM_RANGE_SIZE * ATA_DSM_BLK_SIZE)) * ATA_DSM_BLK_SIZE) 201 202 struct da_softc { 203 struct bio_queue_head bio_queue; 204 struct bio_queue_head delete_queue; 205 struct bio_queue_head delete_run_queue; 206 LIST_HEAD(, ccb_hdr) pending_ccbs; 207 int tur; /* TEST UNIT READY should be sent */ 208 int refcount; /* Active xpt_action() calls */ 209 da_state state; 210 da_flags flags; 211 da_quirks quirks; 212 int sort_io_queue; 213 int minimum_cmd_size; 214 int error_inject; 215 int trim_max_ranges; 216 int delete_running; 217 int delete_available; /* Delete methods possibly available */ 218 u_int maxio; 219 uint32_t unmap_max_ranges; 220 uint32_t unmap_max_lba; /* Max LBAs in UNMAP req */ 221 uint64_t ws_max_blks; 222 da_delete_methods delete_method; 223 da_delete_func_t *delete_func; 224 struct disk_params params; 225 struct disk *disk; 226 union ccb saved_ccb; 227 struct task sysctl_task; 228 struct sysctl_ctx_list sysctl_ctx; 229 struct sysctl_oid *sysctl_tree; 230 struct callout sendordered_c; 231 uint64_t wwpn; 232 uint8_t unmap_buf[UNMAP_BUF_SIZE]; 233 struct scsi_read_capacity_data_long rcaplong; 234 struct callout mediapoll_c; 235 }; 236 237 #define dadeleteflag(softc, delete_method, enable) \ 238 if (enable) { \ 239 softc->delete_available |= (1 << delete_method); \ 240 } else { \ 241 softc->delete_available &= ~(1 << delete_method); \ 242 } 243 244 struct da_quirk_entry { 245 struct scsi_inquiry_pattern inq_pat; 246 da_quirks quirks; 247 }; 248 249 static const char quantum[] = "QUANTUM"; 250 static const char microp[] = "MICROP"; 251 252 static struct da_quirk_entry da_quirk_table[] = 253 { 254 /* SPI, FC devices */ 255 { 256 /* 257 * Fujitsu M2513A MO drives. 258 * Tested devices: M2513A2 firmware versions 1200 & 1300. 259 * (dip switch selects whether T_DIRECT or T_OPTICAL device) 260 * Reported by: W.Scholten <whs@xs4all.nl> 261 */ 262 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"}, 263 /*quirks*/ DA_Q_NO_SYNC_CACHE 264 }, 265 { 266 /* See above. */ 267 {T_OPTICAL, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"}, 268 /*quirks*/ DA_Q_NO_SYNC_CACHE 269 }, 270 { 271 /* 272 * This particular Fujitsu drive doesn't like the 273 * synchronize cache command. 274 * Reported by: Tom Jackson <toj@gorilla.net> 275 */ 276 {T_DIRECT, SIP_MEDIA_FIXED, "FUJITSU", "M2954*", "*"}, 277 /*quirks*/ DA_Q_NO_SYNC_CACHE 278 }, 279 { 280 /* 281 * This drive doesn't like the synchronize cache command 282 * either. Reported by: Matthew Jacob <mjacob@feral.com> 283 * in NetBSD PR kern/6027, August 24, 1998. 284 */ 285 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2217*", "*"}, 286 /*quirks*/ DA_Q_NO_SYNC_CACHE 287 }, 288 { 289 /* 290 * This drive doesn't like the synchronize cache command 291 * either. Reported by: Hellmuth Michaelis (hm@kts.org) 292 * (PR 8882). 293 */ 294 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2112*", "*"}, 295 /*quirks*/ DA_Q_NO_SYNC_CACHE 296 }, 297 { 298 /* 299 * Doesn't like the synchronize cache command. 300 * Reported by: Blaz Zupan <blaz@gold.amis.net> 301 */ 302 {T_DIRECT, SIP_MEDIA_FIXED, "NEC", "D3847*", "*"}, 303 /*quirks*/ DA_Q_NO_SYNC_CACHE 304 }, 305 { 306 /* 307 * Doesn't like the synchronize cache command. 308 * Reported by: Blaz Zupan <blaz@gold.amis.net> 309 */ 310 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "MAVERICK 540S", "*"}, 311 /*quirks*/ DA_Q_NO_SYNC_CACHE 312 }, 313 { 314 /* 315 * Doesn't like the synchronize cache command. 316 */ 317 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS525S", "*"}, 318 /*quirks*/ DA_Q_NO_SYNC_CACHE 319 }, 320 { 321 /* 322 * Doesn't like the synchronize cache command. 323 * Reported by: walter@pelissero.de 324 */ 325 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS540S", "*"}, 326 /*quirks*/ DA_Q_NO_SYNC_CACHE 327 }, 328 { 329 /* 330 * Doesn't work correctly with 6 byte reads/writes. 331 * Returns illegal request, and points to byte 9 of the 332 * 6-byte CDB. 333 * Reported by: Adam McDougall <bsdx@spawnet.com> 334 */ 335 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 4*", "*"}, 336 /*quirks*/ DA_Q_NO_6_BYTE 337 }, 338 { 339 /* See above. */ 340 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 2*", "*"}, 341 /*quirks*/ DA_Q_NO_6_BYTE 342 }, 343 { 344 /* 345 * Doesn't like the synchronize cache command. 346 * Reported by: walter@pelissero.de 347 */ 348 {T_DIRECT, SIP_MEDIA_FIXED, "CONNER", "CP3500*", "*"}, 349 /*quirks*/ DA_Q_NO_SYNC_CACHE 350 }, 351 { 352 /* 353 * The CISS RAID controllers do not support SYNC_CACHE 354 */ 355 {T_DIRECT, SIP_MEDIA_FIXED, "COMPAQ", "RAID*", "*"}, 356 /*quirks*/ DA_Q_NO_SYNC_CACHE 357 }, 358 { 359 /* 360 * The STEC SSDs sometimes hang on UNMAP. 361 */ 362 {T_DIRECT, SIP_MEDIA_FIXED, "STEC", "*", "*"}, 363 /*quirks*/ DA_Q_NO_UNMAP 364 }, 365 { 366 /* 367 * VMware returns BUSY status when storage has transient 368 * connectivity problems, so better wait. 369 */ 370 {T_DIRECT, SIP_MEDIA_FIXED, "VMware", "Virtual disk", "*"}, 371 /*quirks*/ DA_Q_RETRY_BUSY 372 }, 373 /* USB mass storage devices supported by umass(4) */ 374 { 375 /* 376 * EXATELECOM (Sigmatel) i-Bead 100/105 USB Flash MP3 Player 377 * PR: kern/51675 378 */ 379 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EXATEL", "i-BEAD10*", "*"}, 380 /*quirks*/ DA_Q_NO_SYNC_CACHE 381 }, 382 { 383 /* 384 * Power Quotient Int. (PQI) USB flash key 385 * PR: kern/53067 386 */ 387 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "USB Flash Disk*", 388 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 389 }, 390 { 391 /* 392 * Creative Nomad MUVO mp3 player (USB) 393 * PR: kern/53094 394 */ 395 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "NOMAD_MUVO", "*"}, 396 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 397 }, 398 { 399 /* 400 * Jungsoft NEXDISK USB flash key 401 * PR: kern/54737 402 */ 403 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JUNGSOFT", "NEXDISK*", "*"}, 404 /*quirks*/ DA_Q_NO_SYNC_CACHE 405 }, 406 { 407 /* 408 * FreeDik USB Mini Data Drive 409 * PR: kern/54786 410 */ 411 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FreeDik*", "Mini Data Drive", 412 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 413 }, 414 { 415 /* 416 * Sigmatel USB Flash MP3 Player 417 * PR: kern/57046 418 */ 419 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SigmaTel", "MSCN", "*"}, 420 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 421 }, 422 { 423 /* 424 * Neuros USB Digital Audio Computer 425 * PR: kern/63645 426 */ 427 {T_DIRECT, SIP_MEDIA_REMOVABLE, "NEUROS", "dig. audio comp.", 428 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 429 }, 430 { 431 /* 432 * SEAGRAND NP-900 MP3 Player 433 * PR: kern/64563 434 */ 435 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SEAGRAND", "NP-900*", "*"}, 436 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 437 }, 438 { 439 /* 440 * iRiver iFP MP3 player (with UMS Firmware) 441 * PR: kern/54881, i386/63941, kern/66124 442 */ 443 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iRiver", "iFP*", "*"}, 444 /*quirks*/ DA_Q_NO_SYNC_CACHE 445 }, 446 { 447 /* 448 * Frontier Labs NEX IA+ Digital Audio Player, rev 1.10/0.01 449 * PR: kern/70158 450 */ 451 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FL" , "Nex*", "*"}, 452 /*quirks*/ DA_Q_NO_SYNC_CACHE 453 }, 454 { 455 /* 456 * ZICPlay USB MP3 Player with FM 457 * PR: kern/75057 458 */ 459 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ACTIONS*" , "USB DISK*", "*"}, 460 /*quirks*/ DA_Q_NO_SYNC_CACHE 461 }, 462 { 463 /* 464 * TEAC USB floppy mechanisms 465 */ 466 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TEAC" , "FD-05*", "*"}, 467 /*quirks*/ DA_Q_NO_SYNC_CACHE 468 }, 469 { 470 /* 471 * Kingston DataTraveler II+ USB Pen-Drive. 472 * Reported by: Pawel Jakub Dawidek <pjd@FreeBSD.org> 473 */ 474 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston" , "DataTraveler II+", 475 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 476 }, 477 { 478 /* 479 * USB DISK Pro PMAP 480 * Reported by: jhs 481 * PR: usb/96381 482 */ 483 {T_DIRECT, SIP_MEDIA_REMOVABLE, " ", "USB DISK Pro", "PMAP"}, 484 /*quirks*/ DA_Q_NO_SYNC_CACHE 485 }, 486 { 487 /* 488 * Motorola E398 Mobile Phone (TransFlash memory card). 489 * Reported by: Wojciech A. Koszek <dunstan@FreeBSD.czest.pl> 490 * PR: usb/89889 491 */ 492 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Motorola" , "Motorola Phone", 493 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 494 }, 495 { 496 /* 497 * Qware BeatZkey! Pro 498 * PR: usb/79164 499 */ 500 {T_DIRECT, SIP_MEDIA_REMOVABLE, "GENERIC", "USB DISK DEVICE", 501 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 502 }, 503 { 504 /* 505 * Time DPA20B 1GB MP3 Player 506 * PR: usb/81846 507 */ 508 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB2.0*", "(FS) FLASH DISK*", 509 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 510 }, 511 { 512 /* 513 * Samsung USB key 128Mb 514 * PR: usb/90081 515 */ 516 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB-DISK", "FreeDik-FlashUsb", 517 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 518 }, 519 { 520 /* 521 * Kingston DataTraveler 2.0 USB Flash memory. 522 * PR: usb/89196 523 */ 524 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler 2.0", 525 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 526 }, 527 { 528 /* 529 * Creative MUVO Slim mp3 player (USB) 530 * PR: usb/86131 531 */ 532 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "MuVo Slim", 533 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 534 }, 535 { 536 /* 537 * United MP5512 Portable MP3 Player (2-in-1 USB DISK/MP3) 538 * PR: usb/80487 539 */ 540 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "MUSIC DISK", 541 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 542 }, 543 { 544 /* 545 * SanDisk Micro Cruzer 128MB 546 * PR: usb/75970 547 */ 548 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SanDisk" , "Micro Cruzer", 549 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 550 }, 551 { 552 /* 553 * TOSHIBA TransMemory USB sticks 554 * PR: kern/94660 555 */ 556 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TOSHIBA", "TransMemory", 557 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 558 }, 559 { 560 /* 561 * PNY USB 3.0 Flash Drives 562 */ 563 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PNY", "USB 3.0 FD*", 564 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_RC16 565 }, 566 { 567 /* 568 * PNY USB Flash keys 569 * PR: usb/75578, usb/72344, usb/65436 570 */ 571 {T_DIRECT, SIP_MEDIA_REMOVABLE, "*" , "USB DISK*", 572 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 573 }, 574 { 575 /* 576 * Genesys 6-in-1 Card Reader 577 * PR: usb/94647 578 */ 579 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "STORAGE DEVICE*", 580 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 581 }, 582 { 583 /* 584 * Rekam Digital CAMERA 585 * PR: usb/98713 586 */ 587 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CAMERA*", "4MP-9J6*", 588 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 589 }, 590 { 591 /* 592 * iRiver H10 MP3 player 593 * PR: usb/102547 594 */ 595 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "H10*", 596 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 597 }, 598 { 599 /* 600 * iRiver U10 MP3 player 601 * PR: usb/92306 602 */ 603 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "U10*", 604 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 605 }, 606 { 607 /* 608 * X-Micro Flash Disk 609 * PR: usb/96901 610 */ 611 {T_DIRECT, SIP_MEDIA_REMOVABLE, "X-Micro", "Flash Disk", 612 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 613 }, 614 { 615 /* 616 * EasyMP3 EM732X USB 2.0 Flash MP3 Player 617 * PR: usb/96546 618 */ 619 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EM732X", "MP3 Player*", 620 "1.00"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 621 }, 622 { 623 /* 624 * Denver MP3 player 625 * PR: usb/107101 626 */ 627 {T_DIRECT, SIP_MEDIA_REMOVABLE, "DENVER", "MP3 PLAYER", 628 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 629 }, 630 { 631 /* 632 * Philips USB Key Audio KEY013 633 * PR: usb/68412 634 */ 635 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PHILIPS", "Key*", "*"}, 636 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT 637 }, 638 { 639 /* 640 * JNC MP3 Player 641 * PR: usb/94439 642 */ 643 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JNC*" , "MP3 Player*", 644 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 645 }, 646 { 647 /* 648 * SAMSUNG MP0402H 649 * PR: usb/108427 650 */ 651 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "MP0402H", "*"}, 652 /*quirks*/ DA_Q_NO_SYNC_CACHE 653 }, 654 { 655 /* 656 * I/O Magic USB flash - Giga Bank 657 * PR: usb/108810 658 */ 659 {T_DIRECT, SIP_MEDIA_FIXED, "GS-Magic", "stor*", "*"}, 660 /*quirks*/ DA_Q_NO_SYNC_CACHE 661 }, 662 { 663 /* 664 * JoyFly 128mb USB Flash Drive 665 * PR: 96133 666 */ 667 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "Flash Disk*", 668 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 669 }, 670 { 671 /* 672 * ChipsBnk usb stick 673 * PR: 103702 674 */ 675 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ChipsBnk", "USB*", 676 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 677 }, 678 { 679 /* 680 * Storcase (Kingston) InfoStation IFS FC2/SATA-R 201A 681 * PR: 129858 682 */ 683 {T_DIRECT, SIP_MEDIA_FIXED, "IFS", "FC2/SATA-R*", 684 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 685 }, 686 { 687 /* 688 * Samsung YP-U3 mp3-player 689 * PR: 125398 690 */ 691 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Samsung", "YP-U3", 692 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 693 }, 694 { 695 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Netac", "OnlyDisk*", 696 "2000"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 697 }, 698 { 699 /* 700 * Sony Cyber-Shot DSC cameras 701 * PR: usb/137035 702 */ 703 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Sony", "Sony DSC", "*"}, 704 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT 705 }, 706 { 707 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler G3", 708 "1.00"}, /*quirks*/ DA_Q_NO_PREVENT 709 }, 710 { 711 /* At least several Transcent USB sticks lie on RC16. */ 712 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JetFlash", "Transcend*", 713 "*"}, /*quirks*/ DA_Q_NO_RC16 714 }, 715 /* ATA/SATA devices over SAS/USB/... */ 716 { 717 /* Hitachi Advanced Format (4k) drives */ 718 { T_DIRECT, SIP_MEDIA_FIXED, "Hitachi", "H??????????E3*", "*" }, 719 /*quirks*/DA_Q_4K 720 }, 721 { 722 /* Samsung Advanced Format (4k) drives */ 723 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD155UI*", "*" }, 724 /*quirks*/DA_Q_4K 725 }, 726 { 727 /* Samsung Advanced Format (4k) drives */ 728 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD155UI*", "*" }, 729 /*quirks*/DA_Q_4K 730 }, 731 { 732 /* Samsung Advanced Format (4k) drives */ 733 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD204UI*", "*" }, 734 /*quirks*/DA_Q_4K 735 }, 736 { 737 /* Samsung Advanced Format (4k) drives */ 738 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD204UI*", "*" }, 739 /*quirks*/DA_Q_4K 740 }, 741 { 742 /* Seagate Barracuda Green Advanced Format (4k) drives */ 743 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DL*", "*" }, 744 /*quirks*/DA_Q_4K 745 }, 746 { 747 /* Seagate Barracuda Green Advanced Format (4k) drives */ 748 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DL", "*", "*" }, 749 /*quirks*/DA_Q_4K 750 }, 751 { 752 /* Seagate Barracuda Green Advanced Format (4k) drives */ 753 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???DM*", "*" }, 754 /*quirks*/DA_Q_4K 755 }, 756 { 757 /* Seagate Barracuda Green Advanced Format (4k) drives */ 758 { T_DIRECT, SIP_MEDIA_FIXED, "ST???DM*", "*", "*" }, 759 /*quirks*/DA_Q_4K 760 }, 761 { 762 /* Seagate Barracuda Green Advanced Format (4k) drives */ 763 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DM*", "*" }, 764 /*quirks*/DA_Q_4K 765 }, 766 { 767 /* Seagate Barracuda Green Advanced Format (4k) drives */ 768 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DM", "*", "*" }, 769 /*quirks*/DA_Q_4K 770 }, 771 { 772 /* Seagate Momentus Advanced Format (4k) drives */ 773 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500423AS*", "*" }, 774 /*quirks*/DA_Q_4K 775 }, 776 { 777 /* Seagate Momentus Advanced Format (4k) drives */ 778 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "3AS*", "*" }, 779 /*quirks*/DA_Q_4K 780 }, 781 { 782 /* Seagate Momentus Advanced Format (4k) drives */ 783 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500424AS*", "*" }, 784 /*quirks*/DA_Q_4K 785 }, 786 { 787 /* Seagate Momentus Advanced Format (4k) drives */ 788 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "4AS*", "*" }, 789 /*quirks*/DA_Q_4K 790 }, 791 { 792 /* Seagate Momentus Advanced Format (4k) drives */ 793 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640423AS*", "*" }, 794 /*quirks*/DA_Q_4K 795 }, 796 { 797 /* Seagate Momentus Advanced Format (4k) drives */ 798 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "3AS*", "*" }, 799 /*quirks*/DA_Q_4K 800 }, 801 { 802 /* Seagate Momentus Advanced Format (4k) drives */ 803 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640424AS*", "*" }, 804 /*quirks*/DA_Q_4K 805 }, 806 { 807 /* Seagate Momentus Advanced Format (4k) drives */ 808 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "4AS*", "*" }, 809 /*quirks*/DA_Q_4K 810 }, 811 { 812 /* Seagate Momentus Advanced Format (4k) drives */ 813 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750420AS*", "*" }, 814 /*quirks*/DA_Q_4K 815 }, 816 { 817 /* Seagate Momentus Advanced Format (4k) drives */ 818 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "0AS*", "*" }, 819 /*quirks*/DA_Q_4K 820 }, 821 { 822 /* Seagate Momentus Advanced Format (4k) drives */ 823 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750422AS*", "*" }, 824 /*quirks*/DA_Q_4K 825 }, 826 { 827 /* Seagate Momentus Advanced Format (4k) drives */ 828 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "2AS*", "*" }, 829 /*quirks*/DA_Q_4K 830 }, 831 { 832 /* Seagate Momentus Advanced Format (4k) drives */ 833 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750423AS*", "*" }, 834 /*quirks*/DA_Q_4K 835 }, 836 { 837 /* Seagate Momentus Advanced Format (4k) drives */ 838 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "3AS*", "*" }, 839 /*quirks*/DA_Q_4K 840 }, 841 { 842 /* Seagate Momentus Thin Advanced Format (4k) drives */ 843 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???LT*", "*" }, 844 /*quirks*/DA_Q_4K 845 }, 846 { 847 /* Seagate Momentus Thin Advanced Format (4k) drives */ 848 { T_DIRECT, SIP_MEDIA_FIXED, "ST???LT*", "*", "*" }, 849 /*quirks*/DA_Q_4K 850 }, 851 { 852 /* WDC Caviar Green Advanced Format (4k) drives */ 853 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RS*", "*" }, 854 /*quirks*/DA_Q_4K 855 }, 856 { 857 /* WDC Caviar Green Advanced Format (4k) drives */ 858 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RS*", "*" }, 859 /*quirks*/DA_Q_4K 860 }, 861 { 862 /* WDC Caviar Green Advanced Format (4k) drives */ 863 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RX*", "*" }, 864 /*quirks*/DA_Q_4K 865 }, 866 { 867 /* WDC Caviar Green Advanced Format (4k) drives */ 868 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RX*", "*" }, 869 /*quirks*/DA_Q_4K 870 }, 871 { 872 /* WDC Caviar Green Advanced Format (4k) drives */ 873 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RS*", "*" }, 874 /*quirks*/DA_Q_4K 875 }, 876 { 877 /* WDC Caviar Green Advanced Format (4k) drives */ 878 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RS*", "*" }, 879 /*quirks*/DA_Q_4K 880 }, 881 { 882 /* WDC Caviar Green Advanced Format (4k) drives */ 883 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RX*", "*" }, 884 /*quirks*/DA_Q_4K 885 }, 886 { 887 /* WDC Caviar Green Advanced Format (4k) drives */ 888 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RX*", "*" }, 889 /*quirks*/DA_Q_4K 890 }, 891 { 892 /* WDC Scorpio Black Advanced Format (4k) drives */ 893 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PKT*", "*" }, 894 /*quirks*/DA_Q_4K 895 }, 896 { 897 /* WDC Scorpio Black Advanced Format (4k) drives */ 898 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PKT*", "*" }, 899 /*quirks*/DA_Q_4K 900 }, 901 { 902 /* WDC Scorpio Black Advanced Format (4k) drives */ 903 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PKT*", "*" }, 904 /*quirks*/DA_Q_4K 905 }, 906 { 907 /* WDC Scorpio Black Advanced Format (4k) drives */ 908 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PKT*", "*" }, 909 /*quirks*/DA_Q_4K 910 }, 911 { 912 /* WDC Scorpio Blue Advanced Format (4k) drives */ 913 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PVT*", "*" }, 914 /*quirks*/DA_Q_4K 915 }, 916 { 917 /* WDC Scorpio Blue Advanced Format (4k) drives */ 918 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PVT*", "*" }, 919 /*quirks*/DA_Q_4K 920 }, 921 { 922 /* WDC Scorpio Blue Advanced Format (4k) drives */ 923 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PVT*", "*" }, 924 /*quirks*/DA_Q_4K 925 }, 926 { 927 /* WDC Scorpio Blue Advanced Format (4k) drives */ 928 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PVT*", "*" }, 929 /*quirks*/DA_Q_4K 930 }, 931 { 932 /* 933 * Olympus FE-210 camera 934 */ 935 {T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "FE210*", 936 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 937 }, 938 { 939 /* 940 * LG UP3S MP3 player 941 */ 942 {T_DIRECT, SIP_MEDIA_REMOVABLE, "LG", "UP3S", 943 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 944 }, 945 { 946 /* 947 * Laser MP3-2GA13 MP3 player 948 */ 949 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "(HS) Flash Disk", 950 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 951 }, 952 { 953 /* 954 * LaCie external 250GB Hard drive des by Porsche 955 * Submitted by: Ben Stuyts <ben@altesco.nl> 956 * PR: 121474 957 */ 958 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HM250JI", "*"}, 959 /*quirks*/ DA_Q_NO_SYNC_CACHE 960 }, 961 /* SATA SSDs */ 962 { 963 /* 964 * Corsair Force 2 SSDs 965 * 4k optimised & trim only works in 4k requests + 4k aligned 966 */ 967 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair CSSD-F*", "*" }, 968 /*quirks*/DA_Q_4K 969 }, 970 { 971 /* 972 * Corsair Force 3 SSDs 973 * 4k optimised & trim only works in 4k requests + 4k aligned 974 */ 975 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force 3*", "*" }, 976 /*quirks*/DA_Q_4K 977 }, 978 { 979 /* 980 * Corsair Neutron GTX SSDs 981 * 4k optimised & trim only works in 4k requests + 4k aligned 982 */ 983 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 984 /*quirks*/DA_Q_4K 985 }, 986 { 987 /* 988 * Corsair Force GT & GS SSDs 989 * 4k optimised & trim only works in 4k requests + 4k aligned 990 */ 991 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force G*", "*" }, 992 /*quirks*/DA_Q_4K 993 }, 994 { 995 /* 996 * Crucial M4 SSDs 997 * 4k optimised & trim only works in 4k requests + 4k aligned 998 */ 999 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "M4-CT???M4SSD2*", "*" }, 1000 /*quirks*/DA_Q_4K 1001 }, 1002 { 1003 /* 1004 * Crucial RealSSD C300 SSDs 1005 * 4k optimised 1006 */ 1007 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "C300-CTFDDAC???MAG*", 1008 "*" }, /*quirks*/DA_Q_4K 1009 }, 1010 { 1011 /* 1012 * Intel 320 Series SSDs 1013 * 4k optimised & trim only works in 4k requests + 4k aligned 1014 */ 1015 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2CW*", "*" }, 1016 /*quirks*/DA_Q_4K 1017 }, 1018 { 1019 /* 1020 * Intel 330 Series SSDs 1021 * 4k optimised & trim only works in 4k requests + 4k aligned 1022 */ 1023 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2CT*", "*" }, 1024 /*quirks*/DA_Q_4K 1025 }, 1026 { 1027 /* 1028 * Intel 510 Series SSDs 1029 * 4k optimised & trim only works in 4k requests + 4k aligned 1030 */ 1031 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2MH*", "*" }, 1032 /*quirks*/DA_Q_4K 1033 }, 1034 { 1035 /* 1036 * Intel 520 Series SSDs 1037 * 4k optimised & trim only works in 4k requests + 4k aligned 1038 */ 1039 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2BW*", "*" }, 1040 /*quirks*/DA_Q_4K 1041 }, 1042 { 1043 /* 1044 * Intel X25-M Series SSDs 1045 * 4k optimised & trim only works in 4k requests + 4k aligned 1046 */ 1047 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2M*", "*" }, 1048 /*quirks*/DA_Q_4K 1049 }, 1050 { 1051 /* 1052 * Kingston E100 Series SSDs 1053 * 4k optimised & trim only works in 4k requests + 4k aligned 1054 */ 1055 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SE100S3*", "*" }, 1056 /*quirks*/DA_Q_4K 1057 }, 1058 { 1059 /* 1060 * Kingston HyperX 3k SSDs 1061 * 4k optimised & trim only works in 4k requests + 4k aligned 1062 */ 1063 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SH103S3*", "*" }, 1064 /*quirks*/DA_Q_4K 1065 }, 1066 { 1067 /* 1068 * Marvell SSDs (entry taken from OpenSolaris) 1069 * 4k optimised & trim only works in 4k requests + 4k aligned 1070 */ 1071 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "MARVELL SD88SA02*", "*" }, 1072 /*quirks*/DA_Q_4K 1073 }, 1074 { 1075 /* 1076 * OCZ Agility 2 SSDs 1077 * 4k optimised & trim only works in 4k requests + 4k aligned 1078 */ 1079 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 1080 /*quirks*/DA_Q_4K 1081 }, 1082 { 1083 /* 1084 * OCZ Agility 3 SSDs 1085 * 4k optimised & trim only works in 4k requests + 4k aligned 1086 */ 1087 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-AGILITY3*", "*" }, 1088 /*quirks*/DA_Q_4K 1089 }, 1090 { 1091 /* 1092 * OCZ Deneva R Series SSDs 1093 * 4k optimised & trim only works in 4k requests + 4k aligned 1094 */ 1095 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "DENRSTE251M45*", "*" }, 1096 /*quirks*/DA_Q_4K 1097 }, 1098 { 1099 /* 1100 * OCZ Vertex 2 SSDs (inc pro series) 1101 * 4k optimised & trim only works in 4k requests + 4k aligned 1102 */ 1103 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ?VERTEX2*", "*" }, 1104 /*quirks*/DA_Q_4K 1105 }, 1106 { 1107 /* 1108 * OCZ Vertex 3 SSDs 1109 * 4k optimised & trim only works in 4k requests + 4k aligned 1110 */ 1111 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX3*", "*" }, 1112 /*quirks*/DA_Q_4K 1113 }, 1114 { 1115 /* 1116 * OCZ Vertex 4 SSDs 1117 * 4k optimised & trim only works in 4k requests + 4k aligned 1118 */ 1119 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX4*", "*" }, 1120 /*quirks*/DA_Q_4K 1121 }, 1122 { 1123 /* 1124 * Samsung 830 Series SSDs 1125 * 4k optimised & trim only works in 4k requests + 4k aligned 1126 */ 1127 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG SSD 830 Series*", "*" }, 1128 /*quirks*/DA_Q_4K 1129 }, 1130 { 1131 /* 1132 * Samsung 840 SSDs 1133 * 4k optimised & trim only works in 4k requests + 4k aligned 1134 */ 1135 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 840*", "*" }, 1136 /*quirks*/DA_Q_4K 1137 }, 1138 { 1139 /* 1140 * Samsung 843T Series SSDs 1141 * 4k optimised 1142 */ 1143 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG MZ7WD*", "*" }, 1144 /*quirks*/DA_Q_4K 1145 }, 1146 { 1147 /* 1148 * Samsung 850 SSDs 1149 * 4k optimised & trim only works in 4k requests + 4k aligned 1150 */ 1151 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 850*", "*" }, 1152 /*quirks*/DA_Q_4K 1153 }, 1154 { 1155 /* 1156 * Samsung PM853T Series SSDs 1157 * 4k optimised 1158 */ 1159 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG MZ7GE*", "*" }, 1160 /*quirks*/DA_Q_4K 1161 }, 1162 { 1163 /* 1164 * SuperTalent TeraDrive CT SSDs 1165 * 4k optimised & trim only works in 4k requests + 4k aligned 1166 */ 1167 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "FTM??CT25H*", "*" }, 1168 /*quirks*/DA_Q_4K 1169 }, 1170 { 1171 /* 1172 * XceedIOPS SATA SSDs 1173 * 4k optimised 1174 */ 1175 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SG9XCS2D*", "*" }, 1176 /*quirks*/DA_Q_4K 1177 }, 1178 { 1179 /* 1180 * Hama Innostor USB-Stick 1181 */ 1182 { T_DIRECT, SIP_MEDIA_REMOVABLE, "Innostor", "Innostor*", "*" }, 1183 /*quirks*/DA_Q_NO_RC16 1184 }, 1185 { 1186 /* 1187 * MX-ES USB Drive by Mach Xtreme 1188 */ 1189 { T_DIRECT, SIP_MEDIA_REMOVABLE, "MX", "MXUB3*", "*"}, 1190 /*quirks*/DA_Q_NO_RC16 1191 }, 1192 }; 1193 1194 static disk_strategy_t dastrategy; 1195 static dumper_t dadump; 1196 static periph_init_t dainit; 1197 static void daasync(void *callback_arg, u_int32_t code, 1198 struct cam_path *path, void *arg); 1199 static void dasysctlinit(void *context, int pending); 1200 static int dacmdsizesysctl(SYSCTL_HANDLER_ARGS); 1201 static int dadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 1202 static int dadeletemaxsysctl(SYSCTL_HANDLER_ARGS); 1203 static void dadeletemethodset(struct da_softc *softc, 1204 da_delete_methods delete_method); 1205 static off_t dadeletemaxsize(struct da_softc *softc, 1206 da_delete_methods delete_method); 1207 static void dadeletemethodchoose(struct da_softc *softc, 1208 da_delete_methods default_method); 1209 static void daprobedone(struct cam_periph *periph, union ccb *ccb); 1210 1211 static periph_ctor_t daregister; 1212 static periph_dtor_t dacleanup; 1213 static periph_start_t dastart; 1214 static periph_oninv_t daoninvalidate; 1215 static void dadone(struct cam_periph *periph, 1216 union ccb *done_ccb); 1217 static int daerror(union ccb *ccb, u_int32_t cam_flags, 1218 u_int32_t sense_flags); 1219 static void daprevent(struct cam_periph *periph, int action); 1220 static void dareprobe(struct cam_periph *periph); 1221 static void dasetgeom(struct cam_periph *periph, uint32_t block_len, 1222 uint64_t maxsector, 1223 struct scsi_read_capacity_data_long *rcaplong, 1224 size_t rcap_size); 1225 static timeout_t dasendorderedtag; 1226 static void dashutdown(void *arg, int howto); 1227 static timeout_t damediapoll; 1228 1229 #ifndef DA_DEFAULT_POLL_PERIOD 1230 #define DA_DEFAULT_POLL_PERIOD 3 1231 #endif 1232 1233 #ifndef DA_DEFAULT_TIMEOUT 1234 #define DA_DEFAULT_TIMEOUT 60 /* Timeout in seconds */ 1235 #endif 1236 1237 #ifndef DA_DEFAULT_RETRY 1238 #define DA_DEFAULT_RETRY 4 1239 #endif 1240 1241 #ifndef DA_DEFAULT_SEND_ORDERED 1242 #define DA_DEFAULT_SEND_ORDERED 1 1243 #endif 1244 1245 #define DA_SIO (softc->sort_io_queue >= 0 ? \ 1246 softc->sort_io_queue : cam_sort_io_queues) 1247 1248 static int da_poll_period = DA_DEFAULT_POLL_PERIOD; 1249 static int da_retry_count = DA_DEFAULT_RETRY; 1250 static int da_default_timeout = DA_DEFAULT_TIMEOUT; 1251 static int da_send_ordered = DA_DEFAULT_SEND_ORDERED; 1252 1253 static SYSCTL_NODE(_kern_cam, OID_AUTO, da, CTLFLAG_RD, 0, 1254 "CAM Direct Access Disk driver"); 1255 SYSCTL_INT(_kern_cam_da, OID_AUTO, poll_period, CTLFLAG_RWTUN, 1256 &da_poll_period, 0, "Media polling period in seconds"); 1257 SYSCTL_INT(_kern_cam_da, OID_AUTO, retry_count, CTLFLAG_RWTUN, 1258 &da_retry_count, 0, "Normal I/O retry count"); 1259 SYSCTL_INT(_kern_cam_da, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 1260 &da_default_timeout, 0, "Normal I/O timeout (in seconds)"); 1261 SYSCTL_INT(_kern_cam_da, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 1262 &da_send_ordered, 0, "Send Ordered Tags"); 1263 1264 /* 1265 * DA_ORDEREDTAG_INTERVAL determines how often, relative 1266 * to the default timeout, we check to see whether an ordered 1267 * tagged transaction is appropriate to prevent simple tag 1268 * starvation. Since we'd like to ensure that there is at least 1269 * 1/2 of the timeout length left for a starved transaction to 1270 * complete after we've sent an ordered tag, we must poll at least 1271 * four times in every timeout period. This takes care of the worst 1272 * case where a starved transaction starts during an interval that 1273 * meets the requirement "don't send an ordered tag" test so it takes 1274 * us two intervals to determine that a tag must be sent. 1275 */ 1276 #ifndef DA_ORDEREDTAG_INTERVAL 1277 #define DA_ORDEREDTAG_INTERVAL 4 1278 #endif 1279 1280 static struct periph_driver dadriver = 1281 { 1282 dainit, "da", 1283 TAILQ_HEAD_INITIALIZER(dadriver.units), /* generation */ 0 1284 }; 1285 1286 PERIPHDRIVER_DECLARE(da, dadriver); 1287 1288 static MALLOC_DEFINE(M_SCSIDA, "scsi_da", "scsi_da buffers"); 1289 1290 static int 1291 daopen(struct disk *dp) 1292 { 1293 struct cam_periph *periph; 1294 struct da_softc *softc; 1295 int error; 1296 1297 periph = (struct cam_periph *)dp->d_drv1; 1298 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 1299 return (ENXIO); 1300 } 1301 1302 cam_periph_lock(periph); 1303 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 1304 cam_periph_unlock(periph); 1305 cam_periph_release(periph); 1306 return (error); 1307 } 1308 1309 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 1310 ("daopen\n")); 1311 1312 softc = (struct da_softc *)periph->softc; 1313 dareprobe(periph); 1314 1315 /* Wait for the disk size update. */ 1316 error = cam_periph_sleep(periph, &softc->disk->d_mediasize, PRIBIO, 1317 "dareprobe", 0); 1318 if (error != 0) 1319 xpt_print(periph->path, "unable to retrieve capacity data\n"); 1320 1321 if (periph->flags & CAM_PERIPH_INVALID) 1322 error = ENXIO; 1323 1324 if (error == 0 && (softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 && 1325 (softc->quirks & DA_Q_NO_PREVENT) == 0) 1326 daprevent(periph, PR_PREVENT); 1327 1328 if (error == 0) { 1329 softc->flags &= ~DA_FLAG_PACK_INVALID; 1330 softc->flags |= DA_FLAG_OPEN; 1331 } 1332 1333 cam_periph_unhold(periph); 1334 cam_periph_unlock(periph); 1335 1336 if (error != 0) 1337 cam_periph_release(periph); 1338 1339 return (error); 1340 } 1341 1342 static int 1343 daclose(struct disk *dp) 1344 { 1345 struct cam_periph *periph; 1346 struct da_softc *softc; 1347 union ccb *ccb; 1348 int error; 1349 1350 periph = (struct cam_periph *)dp->d_drv1; 1351 softc = (struct da_softc *)periph->softc; 1352 cam_periph_lock(periph); 1353 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 1354 ("daclose\n")); 1355 1356 if (cam_periph_hold(periph, PRIBIO) == 0) { 1357 1358 /* Flush disk cache. */ 1359 if ((softc->flags & DA_FLAG_DIRTY) != 0 && 1360 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0 && 1361 (softc->flags & DA_FLAG_PACK_INVALID) == 0) { 1362 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 1363 scsi_synchronize_cache(&ccb->csio, /*retries*/1, 1364 /*cbfcnp*/dadone, MSG_SIMPLE_Q_TAG, 1365 /*begin_lba*/0, /*lb_count*/0, SSD_FULL_SIZE, 1366 5 * 60 * 1000); 1367 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0, 1368 /*sense_flags*/SF_RETRY_UA | SF_QUIET_IR, 1369 softc->disk->d_devstat); 1370 if (error == 0) 1371 softc->flags &= ~DA_FLAG_DIRTY; 1372 xpt_release_ccb(ccb); 1373 } 1374 1375 /* Allow medium removal. */ 1376 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 && 1377 (softc->quirks & DA_Q_NO_PREVENT) == 0) 1378 daprevent(periph, PR_ALLOW); 1379 1380 cam_periph_unhold(periph); 1381 } 1382 1383 /* 1384 * If we've got removeable media, mark the blocksize as 1385 * unavailable, since it could change when new media is 1386 * inserted. 1387 */ 1388 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0) 1389 softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE; 1390 1391 softc->flags &= ~DA_FLAG_OPEN; 1392 while (softc->refcount != 0) 1393 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "daclose", 1); 1394 cam_periph_unlock(periph); 1395 cam_periph_release(periph); 1396 return (0); 1397 } 1398 1399 static void 1400 daschedule(struct cam_periph *periph) 1401 { 1402 struct da_softc *softc = (struct da_softc *)periph->softc; 1403 1404 if (softc->state != DA_STATE_NORMAL) 1405 return; 1406 1407 /* Check if we have more work to do. */ 1408 if (bioq_first(&softc->bio_queue) || 1409 (!softc->delete_running && bioq_first(&softc->delete_queue)) || 1410 softc->tur) { 1411 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1412 } 1413 } 1414 1415 /* 1416 * Actually translate the requested transfer into one the physical driver 1417 * can understand. The transfer is described by a buf and will include 1418 * only one physical transfer. 1419 */ 1420 static void 1421 dastrategy(struct bio *bp) 1422 { 1423 struct cam_periph *periph; 1424 struct da_softc *softc; 1425 1426 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1427 softc = (struct da_softc *)periph->softc; 1428 1429 cam_periph_lock(periph); 1430 1431 /* 1432 * If the device has been made invalid, error out 1433 */ 1434 if ((softc->flags & DA_FLAG_PACK_INVALID)) { 1435 cam_periph_unlock(periph); 1436 biofinish(bp, NULL, ENXIO); 1437 return; 1438 } 1439 1440 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastrategy(%p)\n", bp)); 1441 1442 /* 1443 * Place it in the queue of disk activities for this disk 1444 */ 1445 if (bp->bio_cmd == BIO_DELETE) { 1446 bioq_disksort(&softc->delete_queue, bp); 1447 } else if (DA_SIO) { 1448 bioq_disksort(&softc->bio_queue, bp); 1449 } else { 1450 bioq_insert_tail(&softc->bio_queue, bp); 1451 } 1452 1453 /* 1454 * Schedule ourselves for performing the work. 1455 */ 1456 daschedule(periph); 1457 cam_periph_unlock(periph); 1458 1459 return; 1460 } 1461 1462 static int 1463 dadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1464 { 1465 struct cam_periph *periph; 1466 struct da_softc *softc; 1467 u_int secsize; 1468 struct ccb_scsiio csio; 1469 struct disk *dp; 1470 int error = 0; 1471 1472 dp = arg; 1473 periph = dp->d_drv1; 1474 softc = (struct da_softc *)periph->softc; 1475 cam_periph_lock(periph); 1476 secsize = softc->params.secsize; 1477 1478 if ((softc->flags & DA_FLAG_PACK_INVALID) != 0) { 1479 cam_periph_unlock(periph); 1480 return (ENXIO); 1481 } 1482 1483 if (length > 0) { 1484 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1485 csio.ccb_h.ccb_state = DA_CCB_DUMP; 1486 scsi_read_write(&csio, 1487 /*retries*/0, 1488 dadone, 1489 MSG_ORDERED_Q_TAG, 1490 /*read*/SCSI_RW_WRITE, 1491 /*byte2*/0, 1492 /*minimum_cmd_size*/ softc->minimum_cmd_size, 1493 offset / secsize, 1494 length / secsize, 1495 /*data_ptr*/(u_int8_t *) virtual, 1496 /*dxfer_len*/length, 1497 /*sense_len*/SSD_FULL_SIZE, 1498 da_default_timeout * 1000); 1499 xpt_polled_action((union ccb *)&csio); 1500 1501 error = cam_periph_error((union ccb *)&csio, 1502 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1503 if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0) 1504 cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0, 1505 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1506 if (error != 0) 1507 printf("Aborting dump due to I/O error.\n"); 1508 cam_periph_unlock(periph); 1509 return (error); 1510 } 1511 1512 /* 1513 * Sync the disk cache contents to the physical media. 1514 */ 1515 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) { 1516 1517 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1518 csio.ccb_h.ccb_state = DA_CCB_DUMP; 1519 scsi_synchronize_cache(&csio, 1520 /*retries*/0, 1521 /*cbfcnp*/dadone, 1522 MSG_SIMPLE_Q_TAG, 1523 /*begin_lba*/0,/* Cover the whole disk */ 1524 /*lb_count*/0, 1525 SSD_FULL_SIZE, 1526 5 * 60 * 1000); 1527 xpt_polled_action((union ccb *)&csio); 1528 1529 error = cam_periph_error((union ccb *)&csio, 1530 0, SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR, NULL); 1531 if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0) 1532 cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0, 1533 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1534 if (error != 0) 1535 xpt_print(periph->path, "Synchronize cache failed\n"); 1536 } 1537 cam_periph_unlock(periph); 1538 return (error); 1539 } 1540 1541 static int 1542 dagetattr(struct bio *bp) 1543 { 1544 int ret; 1545 struct cam_periph *periph; 1546 1547 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1548 cam_periph_lock(periph); 1549 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1550 periph->path); 1551 cam_periph_unlock(periph); 1552 if (ret == 0) 1553 bp->bio_completed = bp->bio_length; 1554 return ret; 1555 } 1556 1557 static void 1558 dainit(void) 1559 { 1560 cam_status status; 1561 1562 /* 1563 * Install a global async callback. This callback will 1564 * receive async callbacks like "new device found". 1565 */ 1566 status = xpt_register_async(AC_FOUND_DEVICE, daasync, NULL, NULL); 1567 1568 if (status != CAM_REQ_CMP) { 1569 printf("da: Failed to attach master async callback " 1570 "due to status 0x%x!\n", status); 1571 } else if (da_send_ordered) { 1572 1573 /* Register our shutdown event handler */ 1574 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, dashutdown, 1575 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1576 printf("dainit: shutdown event registration failed!\n"); 1577 } 1578 } 1579 1580 /* 1581 * Callback from GEOM, called when it has finished cleaning up its 1582 * resources. 1583 */ 1584 static void 1585 dadiskgonecb(struct disk *dp) 1586 { 1587 struct cam_periph *periph; 1588 1589 periph = (struct cam_periph *)dp->d_drv1; 1590 cam_periph_release(periph); 1591 } 1592 1593 static void 1594 daoninvalidate(struct cam_periph *periph) 1595 { 1596 struct da_softc *softc; 1597 1598 softc = (struct da_softc *)periph->softc; 1599 1600 /* 1601 * De-register any async callbacks. 1602 */ 1603 xpt_register_async(0, daasync, periph, periph->path); 1604 1605 softc->flags |= DA_FLAG_PACK_INVALID; 1606 1607 /* 1608 * Return all queued I/O with ENXIO. 1609 * XXX Handle any transactions queued to the card 1610 * with XPT_ABORT_CCB. 1611 */ 1612 bioq_flush(&softc->bio_queue, NULL, ENXIO); 1613 bioq_flush(&softc->delete_queue, NULL, ENXIO); 1614 1615 /* 1616 * Tell GEOM that we've gone away, we'll get a callback when it is 1617 * done cleaning up its resources. 1618 */ 1619 disk_gone(softc->disk); 1620 } 1621 1622 static void 1623 dacleanup(struct cam_periph *periph) 1624 { 1625 struct da_softc *softc; 1626 1627 softc = (struct da_softc *)periph->softc; 1628 1629 cam_periph_unlock(periph); 1630 1631 /* 1632 * If we can't free the sysctl tree, oh well... 1633 */ 1634 if ((softc->flags & DA_FLAG_SCTX_INIT) != 0 1635 && sysctl_ctx_free(&softc->sysctl_ctx) != 0) { 1636 xpt_print(periph->path, "can't remove sysctl context\n"); 1637 } 1638 1639 callout_drain(&softc->mediapoll_c); 1640 disk_destroy(softc->disk); 1641 callout_drain(&softc->sendordered_c); 1642 free(softc, M_DEVBUF); 1643 cam_periph_lock(periph); 1644 } 1645 1646 static void 1647 daasync(void *callback_arg, u_int32_t code, 1648 struct cam_path *path, void *arg) 1649 { 1650 struct cam_periph *periph; 1651 struct da_softc *softc; 1652 1653 periph = (struct cam_periph *)callback_arg; 1654 switch (code) { 1655 case AC_FOUND_DEVICE: 1656 { 1657 struct ccb_getdev *cgd; 1658 cam_status status; 1659 1660 cgd = (struct ccb_getdev *)arg; 1661 if (cgd == NULL) 1662 break; 1663 1664 if (cgd->protocol != PROTO_SCSI) 1665 break; 1666 1667 if (SID_TYPE(&cgd->inq_data) != T_DIRECT 1668 && SID_TYPE(&cgd->inq_data) != T_RBC 1669 && SID_TYPE(&cgd->inq_data) != T_OPTICAL) 1670 break; 1671 1672 /* 1673 * Allocate a peripheral instance for 1674 * this device and start the probe 1675 * process. 1676 */ 1677 status = cam_periph_alloc(daregister, daoninvalidate, 1678 dacleanup, dastart, 1679 "da", CAM_PERIPH_BIO, 1680 path, daasync, 1681 AC_FOUND_DEVICE, cgd); 1682 1683 if (status != CAM_REQ_CMP 1684 && status != CAM_REQ_INPROG) 1685 printf("daasync: Unable to attach to new device " 1686 "due to status 0x%x\n", status); 1687 return; 1688 } 1689 case AC_ADVINFO_CHANGED: 1690 { 1691 uintptr_t buftype; 1692 1693 buftype = (uintptr_t)arg; 1694 if (buftype == CDAI_TYPE_PHYS_PATH) { 1695 struct da_softc *softc; 1696 1697 softc = periph->softc; 1698 disk_attr_changed(softc->disk, "GEOM::physpath", 1699 M_NOWAIT); 1700 } 1701 break; 1702 } 1703 case AC_UNIT_ATTENTION: 1704 { 1705 union ccb *ccb; 1706 int error_code, sense_key, asc, ascq; 1707 1708 softc = (struct da_softc *)periph->softc; 1709 ccb = (union ccb *)arg; 1710 1711 /* 1712 * Handle all UNIT ATTENTIONs except our own, 1713 * as they will be handled by daerror(). 1714 */ 1715 if (xpt_path_periph(ccb->ccb_h.path) != periph && 1716 scsi_extract_sense_ccb(ccb, 1717 &error_code, &sense_key, &asc, &ascq)) { 1718 if (asc == 0x2A && ascq == 0x09) { 1719 xpt_print(ccb->ccb_h.path, 1720 "Capacity data has changed\n"); 1721 softc->flags &= ~DA_FLAG_PROBED; 1722 dareprobe(periph); 1723 } else if (asc == 0x28 && ascq == 0x00) { 1724 softc->flags &= ~DA_FLAG_PROBED; 1725 disk_media_changed(softc->disk, M_NOWAIT); 1726 } else if (asc == 0x3F && ascq == 0x03) { 1727 xpt_print(ccb->ccb_h.path, 1728 "INQUIRY data has changed\n"); 1729 softc->flags &= ~DA_FLAG_PROBED; 1730 dareprobe(periph); 1731 } 1732 } 1733 cam_periph_async(periph, code, path, arg); 1734 break; 1735 } 1736 case AC_SCSI_AEN: 1737 softc = (struct da_softc *)periph->softc; 1738 if (!softc->tur) { 1739 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 1740 softc->tur = 1; 1741 daschedule(periph); 1742 } 1743 } 1744 /* FALLTHROUGH */ 1745 case AC_SENT_BDR: 1746 case AC_BUS_RESET: 1747 { 1748 struct ccb_hdr *ccbh; 1749 1750 softc = (struct da_softc *)periph->softc; 1751 /* 1752 * Don't fail on the expected unit attention 1753 * that will occur. 1754 */ 1755 softc->flags |= DA_FLAG_RETRY_UA; 1756 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le) 1757 ccbh->ccb_state |= DA_CCB_RETRY_UA; 1758 break; 1759 } 1760 default: 1761 break; 1762 } 1763 cam_periph_async(periph, code, path, arg); 1764 } 1765 1766 static void 1767 dasysctlinit(void *context, int pending) 1768 { 1769 struct cam_periph *periph; 1770 struct da_softc *softc; 1771 char tmpstr[80], tmpstr2[80]; 1772 struct ccb_trans_settings cts; 1773 1774 periph = (struct cam_periph *)context; 1775 /* 1776 * periph was held for us when this task was enqueued 1777 */ 1778 if (periph->flags & CAM_PERIPH_INVALID) { 1779 cam_periph_release(periph); 1780 return; 1781 } 1782 1783 softc = (struct da_softc *)periph->softc; 1784 snprintf(tmpstr, sizeof(tmpstr), "CAM DA unit %d", periph->unit_number); 1785 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1786 1787 sysctl_ctx_init(&softc->sysctl_ctx); 1788 softc->flags |= DA_FLAG_SCTX_INIT; 1789 softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx, 1790 SYSCTL_STATIC_CHILDREN(_kern_cam_da), OID_AUTO, tmpstr2, 1791 CTLFLAG_RD, 0, tmpstr); 1792 if (softc->sysctl_tree == NULL) { 1793 printf("dasysctlinit: unable to allocate sysctl tree\n"); 1794 cam_periph_release(periph); 1795 return; 1796 } 1797 1798 /* 1799 * Now register the sysctl handler, so the user can change the value on 1800 * the fly. 1801 */ 1802 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1803 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RW, 1804 softc, 0, dadeletemethodsysctl, "A", 1805 "BIO_DELETE execution method"); 1806 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1807 OID_AUTO, "delete_max", CTLTYPE_U64 | CTLFLAG_RW, 1808 softc, 0, dadeletemaxsysctl, "Q", 1809 "Maximum BIO_DELETE size"); 1810 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1811 OID_AUTO, "minimum_cmd_size", CTLTYPE_INT | CTLFLAG_RW, 1812 &softc->minimum_cmd_size, 0, dacmdsizesysctl, "I", 1813 "Minimum CDB size"); 1814 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1815 OID_AUTO, "sort_io_queue", CTLFLAG_RW, &softc->sort_io_queue, 0, 1816 "Sort IO queue to try and optimise disk access patterns"); 1817 1818 SYSCTL_ADD_INT(&softc->sysctl_ctx, 1819 SYSCTL_CHILDREN(softc->sysctl_tree), 1820 OID_AUTO, 1821 "error_inject", 1822 CTLFLAG_RW, 1823 &softc->error_inject, 1824 0, 1825 "error_inject leaf"); 1826 1827 1828 /* 1829 * Add some addressing info. 1830 */ 1831 memset(&cts, 0, sizeof (cts)); 1832 xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NONE); 1833 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 1834 cts.type = CTS_TYPE_CURRENT_SETTINGS; 1835 cam_periph_lock(periph); 1836 xpt_action((union ccb *)&cts); 1837 cam_periph_unlock(periph); 1838 if (cts.ccb_h.status != CAM_REQ_CMP) { 1839 cam_periph_release(periph); 1840 return; 1841 } 1842 if (cts.protocol == PROTO_SCSI && cts.transport == XPORT_FC) { 1843 struct ccb_trans_settings_fc *fc = &cts.xport_specific.fc; 1844 if (fc->valid & CTS_FC_VALID_WWPN) { 1845 softc->wwpn = fc->wwpn; 1846 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1847 SYSCTL_CHILDREN(softc->sysctl_tree), 1848 OID_AUTO, "wwpn", CTLFLAG_RD, 1849 &softc->wwpn, "World Wide Port Name"); 1850 } 1851 } 1852 cam_periph_release(periph); 1853 } 1854 1855 static int 1856 dadeletemaxsysctl(SYSCTL_HANDLER_ARGS) 1857 { 1858 int error; 1859 uint64_t value; 1860 struct da_softc *softc; 1861 1862 softc = (struct da_softc *)arg1; 1863 1864 value = softc->disk->d_delmaxsize; 1865 error = sysctl_handle_64(oidp, &value, 0, req); 1866 if ((error != 0) || (req->newptr == NULL)) 1867 return (error); 1868 1869 /* only accept values smaller than the calculated value */ 1870 if (value > dadeletemaxsize(softc, softc->delete_method)) { 1871 return (EINVAL); 1872 } 1873 softc->disk->d_delmaxsize = value; 1874 1875 return (0); 1876 } 1877 1878 static int 1879 dacmdsizesysctl(SYSCTL_HANDLER_ARGS) 1880 { 1881 int error, value; 1882 1883 value = *(int *)arg1; 1884 1885 error = sysctl_handle_int(oidp, &value, 0, req); 1886 1887 if ((error != 0) 1888 || (req->newptr == NULL)) 1889 return (error); 1890 1891 /* 1892 * Acceptable values here are 6, 10, 12 or 16. 1893 */ 1894 if (value < 6) 1895 value = 6; 1896 else if ((value > 6) 1897 && (value <= 10)) 1898 value = 10; 1899 else if ((value > 10) 1900 && (value <= 12)) 1901 value = 12; 1902 else if (value > 12) 1903 value = 16; 1904 1905 *(int *)arg1 = value; 1906 1907 return (0); 1908 } 1909 1910 static void 1911 dadeletemethodset(struct da_softc *softc, da_delete_methods delete_method) 1912 { 1913 1914 1915 softc->delete_method = delete_method; 1916 softc->disk->d_delmaxsize = dadeletemaxsize(softc, delete_method); 1917 softc->delete_func = da_delete_functions[delete_method]; 1918 1919 if (softc->delete_method > DA_DELETE_DISABLE) 1920 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1921 else 1922 softc->disk->d_flags &= ~DISKFLAG_CANDELETE; 1923 } 1924 1925 static off_t 1926 dadeletemaxsize(struct da_softc *softc, da_delete_methods delete_method) 1927 { 1928 off_t sectors; 1929 1930 switch(delete_method) { 1931 case DA_DELETE_UNMAP: 1932 sectors = (off_t)softc->unmap_max_lba; 1933 break; 1934 case DA_DELETE_ATA_TRIM: 1935 sectors = (off_t)ATA_DSM_RANGE_MAX * softc->trim_max_ranges; 1936 break; 1937 case DA_DELETE_WS16: 1938 sectors = omin(softc->ws_max_blks, WS16_MAX_BLKS); 1939 break; 1940 case DA_DELETE_ZERO: 1941 case DA_DELETE_WS10: 1942 sectors = omin(softc->ws_max_blks, WS10_MAX_BLKS); 1943 break; 1944 default: 1945 return 0; 1946 } 1947 1948 return (off_t)softc->params.secsize * 1949 omin(sectors, softc->params.sectors); 1950 } 1951 1952 static void 1953 daprobedone(struct cam_periph *periph, union ccb *ccb) 1954 { 1955 struct da_softc *softc; 1956 1957 softc = (struct da_softc *)periph->softc; 1958 1959 dadeletemethodchoose(softc, DA_DELETE_NONE); 1960 1961 if (bootverbose && (softc->flags & DA_FLAG_ANNOUNCED) == 0) { 1962 char buf[80]; 1963 int i, sep; 1964 1965 snprintf(buf, sizeof(buf), "Delete methods: <"); 1966 sep = 0; 1967 for (i = DA_DELETE_MIN; i <= DA_DELETE_MAX; i++) { 1968 if (softc->delete_available & (1 << i)) { 1969 if (sep) { 1970 strlcat(buf, ",", sizeof(buf)); 1971 } else { 1972 sep = 1; 1973 } 1974 strlcat(buf, da_delete_method_names[i], 1975 sizeof(buf)); 1976 if (i == softc->delete_method) { 1977 strlcat(buf, "(*)", sizeof(buf)); 1978 } 1979 } 1980 } 1981 if (sep == 0) { 1982 if (softc->delete_method == DA_DELETE_NONE) 1983 strlcat(buf, "NONE(*)", sizeof(buf)); 1984 else 1985 strlcat(buf, "DISABLED(*)", sizeof(buf)); 1986 } 1987 strlcat(buf, ">", sizeof(buf)); 1988 printf("%s%d: %s\n", periph->periph_name, 1989 periph->unit_number, buf); 1990 } 1991 1992 /* 1993 * Since our peripheral may be invalidated by an error 1994 * above or an external event, we must release our CCB 1995 * before releasing the probe lock on the peripheral. 1996 * The peripheral will only go away once the last lock 1997 * is removed, and we need it around for the CCB release 1998 * operation. 1999 */ 2000 xpt_release_ccb(ccb); 2001 softc->state = DA_STATE_NORMAL; 2002 softc->flags |= DA_FLAG_PROBED; 2003 daschedule(periph); 2004 wakeup(&softc->disk->d_mediasize); 2005 if ((softc->flags & DA_FLAG_ANNOUNCED) == 0) { 2006 softc->flags |= DA_FLAG_ANNOUNCED; 2007 cam_periph_unhold(periph); 2008 } else 2009 cam_periph_release_locked(periph); 2010 } 2011 2012 static void 2013 dadeletemethodchoose(struct da_softc *softc, da_delete_methods default_method) 2014 { 2015 int i, delete_method; 2016 2017 delete_method = default_method; 2018 2019 /* 2020 * Use the pre-defined order to choose the best 2021 * performing delete. 2022 */ 2023 for (i = DA_DELETE_MIN; i <= DA_DELETE_MAX; i++) { 2024 if (softc->delete_available & (1 << i)) { 2025 dadeletemethodset(softc, i); 2026 return; 2027 } 2028 } 2029 dadeletemethodset(softc, delete_method); 2030 } 2031 2032 static int 2033 dadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 2034 { 2035 char buf[16]; 2036 const char *p; 2037 struct da_softc *softc; 2038 int i, error, methods, value; 2039 2040 softc = (struct da_softc *)arg1; 2041 2042 value = softc->delete_method; 2043 if (value < 0 || value > DA_DELETE_MAX) 2044 p = "UNKNOWN"; 2045 else 2046 p = da_delete_method_names[value]; 2047 strncpy(buf, p, sizeof(buf)); 2048 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 2049 if (error != 0 || req->newptr == NULL) 2050 return (error); 2051 methods = softc->delete_available | (1 << DA_DELETE_DISABLE); 2052 for (i = 0; i <= DA_DELETE_MAX; i++) { 2053 if (!(methods & (1 << i)) || 2054 strcmp(buf, da_delete_method_names[i]) != 0) 2055 continue; 2056 dadeletemethodset(softc, i); 2057 return (0); 2058 } 2059 return (EINVAL); 2060 } 2061 2062 static cam_status 2063 daregister(struct cam_periph *periph, void *arg) 2064 { 2065 struct da_softc *softc; 2066 struct ccb_pathinq cpi; 2067 struct ccb_getdev *cgd; 2068 char tmpstr[80]; 2069 caddr_t match; 2070 2071 cgd = (struct ccb_getdev *)arg; 2072 if (cgd == NULL) { 2073 printf("daregister: no getdev CCB, can't register device\n"); 2074 return(CAM_REQ_CMP_ERR); 2075 } 2076 2077 softc = (struct da_softc *)malloc(sizeof(*softc), M_DEVBUF, 2078 M_NOWAIT|M_ZERO); 2079 2080 if (softc == NULL) { 2081 printf("daregister: Unable to probe new device. " 2082 "Unable to allocate softc\n"); 2083 return(CAM_REQ_CMP_ERR); 2084 } 2085 2086 LIST_INIT(&softc->pending_ccbs); 2087 softc->state = DA_STATE_PROBE_RC; 2088 bioq_init(&softc->bio_queue); 2089 bioq_init(&softc->delete_queue); 2090 bioq_init(&softc->delete_run_queue); 2091 if (SID_IS_REMOVABLE(&cgd->inq_data)) 2092 softc->flags |= DA_FLAG_PACK_REMOVABLE; 2093 softc->unmap_max_ranges = UNMAP_MAX_RANGES; 2094 softc->unmap_max_lba = UNMAP_RANGE_MAX; 2095 softc->ws_max_blks = WS16_MAX_BLKS; 2096 softc->trim_max_ranges = ATA_TRIM_MAX_RANGES; 2097 softc->sort_io_queue = -1; 2098 2099 periph->softc = softc; 2100 2101 /* 2102 * See if this device has any quirks. 2103 */ 2104 match = cam_quirkmatch((caddr_t)&cgd->inq_data, 2105 (caddr_t)da_quirk_table, 2106 sizeof(da_quirk_table)/sizeof(*da_quirk_table), 2107 sizeof(*da_quirk_table), scsi_inquiry_match); 2108 2109 if (match != NULL) 2110 softc->quirks = ((struct da_quirk_entry *)match)->quirks; 2111 else 2112 softc->quirks = DA_Q_NONE; 2113 2114 /* Check if the SIM does not want 6 byte commands */ 2115 bzero(&cpi, sizeof(cpi)); 2116 xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 2117 cpi.ccb_h.func_code = XPT_PATH_INQ; 2118 xpt_action((union ccb *)&cpi); 2119 if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE)) 2120 softc->quirks |= DA_Q_NO_6_BYTE; 2121 2122 TASK_INIT(&softc->sysctl_task, 0, dasysctlinit, periph); 2123 2124 /* 2125 * Take an exclusive refcount on the periph while dastart is called 2126 * to finish the probe. The reference will be dropped in dadone at 2127 * the end of probe. 2128 */ 2129 (void)cam_periph_hold(periph, PRIBIO); 2130 2131 /* 2132 * Schedule a periodic event to occasionally send an 2133 * ordered tag to a device. 2134 */ 2135 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 2136 callout_reset(&softc->sendordered_c, 2137 (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL, 2138 dasendorderedtag, softc); 2139 2140 cam_periph_unlock(periph); 2141 /* 2142 * RBC devices don't have to support READ(6), only READ(10). 2143 */ 2144 if (softc->quirks & DA_Q_NO_6_BYTE || SID_TYPE(&cgd->inq_data) == T_RBC) 2145 softc->minimum_cmd_size = 10; 2146 else 2147 softc->minimum_cmd_size = 6; 2148 2149 /* 2150 * Load the user's default, if any. 2151 */ 2152 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.minimum_cmd_size", 2153 periph->unit_number); 2154 TUNABLE_INT_FETCH(tmpstr, &softc->minimum_cmd_size); 2155 2156 /* 2157 * 6, 10, 12 and 16 are the currently permissible values. 2158 */ 2159 if (softc->minimum_cmd_size < 6) 2160 softc->minimum_cmd_size = 6; 2161 else if ((softc->minimum_cmd_size > 6) 2162 && (softc->minimum_cmd_size <= 10)) 2163 softc->minimum_cmd_size = 10; 2164 else if ((softc->minimum_cmd_size > 10) 2165 && (softc->minimum_cmd_size <= 12)) 2166 softc->minimum_cmd_size = 12; 2167 else if (softc->minimum_cmd_size > 12) 2168 softc->minimum_cmd_size = 16; 2169 2170 /* Predict whether device may support READ CAPACITY(16). */ 2171 if (SID_ANSI_REV(&cgd->inq_data) >= SCSI_REV_SPC3 && 2172 (softc->quirks & DA_Q_NO_RC16) == 0) { 2173 softc->flags |= DA_FLAG_CAN_RC16; 2174 softc->state = DA_STATE_PROBE_RC16; 2175 } 2176 2177 /* 2178 * Register this media as a disk. 2179 */ 2180 softc->disk = disk_alloc(); 2181 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 2182 periph->unit_number, 0, 2183 DEVSTAT_BS_UNAVAILABLE, 2184 SID_TYPE(&cgd->inq_data) | 2185 XPORT_DEVSTAT_TYPE(cpi.transport), 2186 DEVSTAT_PRIORITY_DISK); 2187 softc->disk->d_open = daopen; 2188 softc->disk->d_close = daclose; 2189 softc->disk->d_strategy = dastrategy; 2190 softc->disk->d_dump = dadump; 2191 softc->disk->d_getattr = dagetattr; 2192 softc->disk->d_gone = dadiskgonecb; 2193 softc->disk->d_name = "da"; 2194 softc->disk->d_drv1 = periph; 2195 if (cpi.maxio == 0) 2196 softc->maxio = DFLTPHYS; /* traditional default */ 2197 else if (cpi.maxio > MAXPHYS) 2198 softc->maxio = MAXPHYS; /* for safety */ 2199 else 2200 softc->maxio = cpi.maxio; 2201 softc->disk->d_maxsize = softc->maxio; 2202 softc->disk->d_unit = periph->unit_number; 2203 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION; 2204 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) 2205 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 2206 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) 2207 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO; 2208 cam_strvis(softc->disk->d_descr, cgd->inq_data.vendor, 2209 sizeof(cgd->inq_data.vendor), sizeof(softc->disk->d_descr)); 2210 strlcat(softc->disk->d_descr, " ", sizeof(softc->disk->d_descr)); 2211 cam_strvis(&softc->disk->d_descr[strlen(softc->disk->d_descr)], 2212 cgd->inq_data.product, sizeof(cgd->inq_data.product), 2213 sizeof(softc->disk->d_descr) - strlen(softc->disk->d_descr)); 2214 softc->disk->d_hba_vendor = cpi.hba_vendor; 2215 softc->disk->d_hba_device = cpi.hba_device; 2216 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 2217 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 2218 2219 /* 2220 * Acquire a reference to the periph before we register with GEOM. 2221 * We'll release this reference once GEOM calls us back (via 2222 * dadiskgonecb()) telling us that our provider has been freed. 2223 */ 2224 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 2225 xpt_print(periph->path, "%s: lost periph during " 2226 "registration!\n", __func__); 2227 cam_periph_lock(periph); 2228 return (CAM_REQ_CMP_ERR); 2229 } 2230 2231 disk_create(softc->disk, DISK_VERSION); 2232 cam_periph_lock(periph); 2233 2234 /* 2235 * Add async callbacks for events of interest. 2236 * I don't bother checking if this fails as, 2237 * in most cases, the system will function just 2238 * fine without them and the only alternative 2239 * would be to not attach the device on failure. 2240 */ 2241 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 2242 AC_ADVINFO_CHANGED | AC_SCSI_AEN | AC_UNIT_ATTENTION, 2243 daasync, periph, periph->path); 2244 2245 /* 2246 * Emit an attribute changed notification just in case 2247 * physical path information arrived before our async 2248 * event handler was registered, but after anyone attaching 2249 * to our disk device polled it. 2250 */ 2251 disk_attr_changed(softc->disk, "GEOM::physpath", M_NOWAIT); 2252 2253 /* 2254 * Schedule a periodic media polling events. 2255 */ 2256 callout_init_mtx(&softc->mediapoll_c, cam_periph_mtx(periph), 0); 2257 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) && 2258 (cgd->inq_flags & SID_AEN) == 0 && 2259 da_poll_period != 0) 2260 callout_reset(&softc->mediapoll_c, da_poll_period * hz, 2261 damediapoll, periph); 2262 2263 xpt_schedule(periph, CAM_PRIORITY_DEV); 2264 2265 return(CAM_REQ_CMP); 2266 } 2267 2268 static void 2269 dastart(struct cam_periph *periph, union ccb *start_ccb) 2270 { 2271 struct da_softc *softc; 2272 2273 softc = (struct da_softc *)periph->softc; 2274 2275 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastart\n")); 2276 2277 skipstate: 2278 switch (softc->state) { 2279 case DA_STATE_NORMAL: 2280 { 2281 struct bio *bp; 2282 uint8_t tag_code; 2283 2284 /* Run BIO_DELETE if not running yet. */ 2285 if (!softc->delete_running && 2286 (bp = bioq_first(&softc->delete_queue)) != NULL) { 2287 if (softc->delete_func != NULL) { 2288 softc->delete_func(periph, start_ccb, bp); 2289 goto out; 2290 } else { 2291 bioq_flush(&softc->delete_queue, NULL, 0); 2292 /* FALLTHROUGH */ 2293 } 2294 } 2295 2296 /* Run regular command. */ 2297 bp = bioq_takefirst(&softc->bio_queue); 2298 if (bp == NULL) { 2299 if (softc->tur) { 2300 softc->tur = 0; 2301 scsi_test_unit_ready(&start_ccb->csio, 2302 /*retries*/ da_retry_count, 2303 dadone, 2304 MSG_SIMPLE_Q_TAG, 2305 SSD_FULL_SIZE, 2306 da_default_timeout * 1000); 2307 start_ccb->ccb_h.ccb_bp = NULL; 2308 start_ccb->ccb_h.ccb_state = DA_CCB_TUR; 2309 xpt_action(start_ccb); 2310 } else 2311 xpt_release_ccb(start_ccb); 2312 break; 2313 } 2314 if (softc->tur) { 2315 softc->tur = 0; 2316 cam_periph_release_locked(periph); 2317 } 2318 2319 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2320 (softc->flags & DA_FLAG_NEED_OTAG) != 0) { 2321 softc->flags &= ~DA_FLAG_NEED_OTAG; 2322 softc->flags |= DA_FLAG_WAS_OTAG; 2323 tag_code = MSG_ORDERED_Q_TAG; 2324 } else { 2325 tag_code = MSG_SIMPLE_Q_TAG; 2326 } 2327 2328 switch (bp->bio_cmd) { 2329 case BIO_WRITE: 2330 softc->flags |= DA_FLAG_DIRTY; 2331 /* FALLTHROUGH */ 2332 case BIO_READ: 2333 scsi_read_write(&start_ccb->csio, 2334 /*retries*/da_retry_count, 2335 /*cbfcnp*/dadone, 2336 /*tag_action*/tag_code, 2337 /*read_op*/(bp->bio_cmd == BIO_READ ? 2338 SCSI_RW_READ : SCSI_RW_WRITE) | 2339 ((bp->bio_flags & BIO_UNMAPPED) != 0 ? 2340 SCSI_RW_BIO : 0), 2341 /*byte2*/0, 2342 softc->minimum_cmd_size, 2343 /*lba*/bp->bio_pblkno, 2344 /*block_count*/bp->bio_bcount / 2345 softc->params.secsize, 2346 /*data_ptr*/ (bp->bio_flags & 2347 BIO_UNMAPPED) != 0 ? (void *)bp : 2348 bp->bio_data, 2349 /*dxfer_len*/ bp->bio_bcount, 2350 /*sense_len*/SSD_FULL_SIZE, 2351 da_default_timeout * 1000); 2352 break; 2353 case BIO_FLUSH: 2354 /* 2355 * BIO_FLUSH doesn't currently communicate 2356 * range data, so we synchronize the cache 2357 * over the whole disk. We also force 2358 * ordered tag semantics the flush applies 2359 * to all previously queued I/O. 2360 */ 2361 scsi_synchronize_cache(&start_ccb->csio, 2362 /*retries*/1, 2363 /*cbfcnp*/dadone, 2364 MSG_ORDERED_Q_TAG, 2365 /*begin_lba*/0, 2366 /*lb_count*/0, 2367 SSD_FULL_SIZE, 2368 da_default_timeout*1000); 2369 break; 2370 } 2371 start_ccb->ccb_h.ccb_state = DA_CCB_BUFFER_IO; 2372 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2373 2374 out: 2375 LIST_INSERT_HEAD(&softc->pending_ccbs, 2376 &start_ccb->ccb_h, periph_links.le); 2377 2378 /* We expect a unit attention from this device */ 2379 if ((softc->flags & DA_FLAG_RETRY_UA) != 0) { 2380 start_ccb->ccb_h.ccb_state |= DA_CCB_RETRY_UA; 2381 softc->flags &= ~DA_FLAG_RETRY_UA; 2382 } 2383 2384 start_ccb->ccb_h.ccb_bp = bp; 2385 softc->refcount++; 2386 cam_periph_unlock(periph); 2387 xpt_action(start_ccb); 2388 cam_periph_lock(periph); 2389 softc->refcount--; 2390 2391 /* May have more work to do, so ensure we stay scheduled */ 2392 daschedule(periph); 2393 break; 2394 } 2395 case DA_STATE_PROBE_RC: 2396 { 2397 struct scsi_read_capacity_data *rcap; 2398 2399 rcap = (struct scsi_read_capacity_data *) 2400 malloc(sizeof(*rcap), M_SCSIDA, M_NOWAIT|M_ZERO); 2401 if (rcap == NULL) { 2402 printf("dastart: Couldn't malloc read_capacity data\n"); 2403 /* da_free_periph??? */ 2404 break; 2405 } 2406 scsi_read_capacity(&start_ccb->csio, 2407 /*retries*/da_retry_count, 2408 dadone, 2409 MSG_SIMPLE_Q_TAG, 2410 rcap, 2411 SSD_FULL_SIZE, 2412 /*timeout*/5000); 2413 start_ccb->ccb_h.ccb_bp = NULL; 2414 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC; 2415 xpt_action(start_ccb); 2416 break; 2417 } 2418 case DA_STATE_PROBE_RC16: 2419 { 2420 struct scsi_read_capacity_data_long *rcaplong; 2421 2422 rcaplong = (struct scsi_read_capacity_data_long *) 2423 malloc(sizeof(*rcaplong), M_SCSIDA, M_NOWAIT|M_ZERO); 2424 if (rcaplong == NULL) { 2425 printf("dastart: Couldn't malloc read_capacity data\n"); 2426 /* da_free_periph??? */ 2427 break; 2428 } 2429 scsi_read_capacity_16(&start_ccb->csio, 2430 /*retries*/ da_retry_count, 2431 /*cbfcnp*/ dadone, 2432 /*tag_action*/ MSG_SIMPLE_Q_TAG, 2433 /*lba*/ 0, 2434 /*reladr*/ 0, 2435 /*pmi*/ 0, 2436 /*rcap_buf*/ (uint8_t *)rcaplong, 2437 /*rcap_buf_len*/ sizeof(*rcaplong), 2438 /*sense_len*/ SSD_FULL_SIZE, 2439 /*timeout*/ da_default_timeout * 1000); 2440 start_ccb->ccb_h.ccb_bp = NULL; 2441 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC16; 2442 xpt_action(start_ccb); 2443 break; 2444 } 2445 case DA_STATE_PROBE_LBP: 2446 { 2447 struct scsi_vpd_logical_block_prov *lbp; 2448 2449 if (!scsi_vpd_supported_page(periph, SVPD_LBP)) { 2450 /* 2451 * If we get here we don't support any SBC-3 delete 2452 * methods with UNMAP as the Logical Block Provisioning 2453 * VPD page support is required for devices which 2454 * support it according to T10/1799-D Revision 31 2455 * however older revisions of the spec don't mandate 2456 * this so we currently don't remove these methods 2457 * from the available set. 2458 */ 2459 softc->state = DA_STATE_PROBE_BLK_LIMITS; 2460 goto skipstate; 2461 } 2462 2463 lbp = (struct scsi_vpd_logical_block_prov *) 2464 malloc(sizeof(*lbp), M_SCSIDA, M_NOWAIT|M_ZERO); 2465 2466 if (lbp == NULL) { 2467 printf("dastart: Couldn't malloc lbp data\n"); 2468 /* da_free_periph??? */ 2469 break; 2470 } 2471 2472 scsi_inquiry(&start_ccb->csio, 2473 /*retries*/da_retry_count, 2474 /*cbfcnp*/dadone, 2475 /*tag_action*/MSG_SIMPLE_Q_TAG, 2476 /*inq_buf*/(u_int8_t *)lbp, 2477 /*inq_len*/sizeof(*lbp), 2478 /*evpd*/TRUE, 2479 /*page_code*/SVPD_LBP, 2480 /*sense_len*/SSD_MIN_SIZE, 2481 /*timeout*/da_default_timeout * 1000); 2482 start_ccb->ccb_h.ccb_bp = NULL; 2483 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_LBP; 2484 xpt_action(start_ccb); 2485 break; 2486 } 2487 case DA_STATE_PROBE_BLK_LIMITS: 2488 { 2489 struct scsi_vpd_block_limits *block_limits; 2490 2491 if (!scsi_vpd_supported_page(periph, SVPD_BLOCK_LIMITS)) { 2492 /* Not supported skip to next probe */ 2493 softc->state = DA_STATE_PROBE_BDC; 2494 goto skipstate; 2495 } 2496 2497 block_limits = (struct scsi_vpd_block_limits *) 2498 malloc(sizeof(*block_limits), M_SCSIDA, M_NOWAIT|M_ZERO); 2499 2500 if (block_limits == NULL) { 2501 printf("dastart: Couldn't malloc block_limits data\n"); 2502 /* da_free_periph??? */ 2503 break; 2504 } 2505 2506 scsi_inquiry(&start_ccb->csio, 2507 /*retries*/da_retry_count, 2508 /*cbfcnp*/dadone, 2509 /*tag_action*/MSG_SIMPLE_Q_TAG, 2510 /*inq_buf*/(u_int8_t *)block_limits, 2511 /*inq_len*/sizeof(*block_limits), 2512 /*evpd*/TRUE, 2513 /*page_code*/SVPD_BLOCK_LIMITS, 2514 /*sense_len*/SSD_MIN_SIZE, 2515 /*timeout*/da_default_timeout * 1000); 2516 start_ccb->ccb_h.ccb_bp = NULL; 2517 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BLK_LIMITS; 2518 xpt_action(start_ccb); 2519 break; 2520 } 2521 case DA_STATE_PROBE_BDC: 2522 { 2523 struct scsi_vpd_block_characteristics *bdc; 2524 2525 if (!scsi_vpd_supported_page(periph, SVPD_BDC)) { 2526 softc->state = DA_STATE_PROBE_ATA; 2527 goto skipstate; 2528 } 2529 2530 bdc = (struct scsi_vpd_block_characteristics *) 2531 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO); 2532 2533 if (bdc == NULL) { 2534 printf("dastart: Couldn't malloc bdc data\n"); 2535 /* da_free_periph??? */ 2536 break; 2537 } 2538 2539 scsi_inquiry(&start_ccb->csio, 2540 /*retries*/da_retry_count, 2541 /*cbfcnp*/dadone, 2542 /*tag_action*/MSG_SIMPLE_Q_TAG, 2543 /*inq_buf*/(u_int8_t *)bdc, 2544 /*inq_len*/sizeof(*bdc), 2545 /*evpd*/TRUE, 2546 /*page_code*/SVPD_BDC, 2547 /*sense_len*/SSD_MIN_SIZE, 2548 /*timeout*/da_default_timeout * 1000); 2549 start_ccb->ccb_h.ccb_bp = NULL; 2550 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BDC; 2551 xpt_action(start_ccb); 2552 break; 2553 } 2554 case DA_STATE_PROBE_ATA: 2555 { 2556 struct ata_params *ata_params; 2557 2558 if (!scsi_vpd_supported_page(periph, SVPD_ATA_INFORMATION)) { 2559 daprobedone(periph, start_ccb); 2560 break; 2561 } 2562 2563 ata_params = (struct ata_params*) 2564 malloc(sizeof(*ata_params), M_SCSIDA, M_NOWAIT|M_ZERO); 2565 2566 if (ata_params == NULL) { 2567 printf("dastart: Couldn't malloc ata_params data\n"); 2568 /* da_free_periph??? */ 2569 break; 2570 } 2571 2572 scsi_ata_identify(&start_ccb->csio, 2573 /*retries*/da_retry_count, 2574 /*cbfcnp*/dadone, 2575 /*tag_action*/MSG_SIMPLE_Q_TAG, 2576 /*data_ptr*/(u_int8_t *)ata_params, 2577 /*dxfer_len*/sizeof(*ata_params), 2578 /*sense_len*/SSD_FULL_SIZE, 2579 /*timeout*/da_default_timeout * 1000); 2580 start_ccb->ccb_h.ccb_bp = NULL; 2581 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA; 2582 xpt_action(start_ccb); 2583 break; 2584 } 2585 } 2586 } 2587 2588 /* 2589 * In each of the methods below, while its the caller's 2590 * responsibility to ensure the request will fit into a 2591 * single device request, we might have changed the delete 2592 * method due to the device incorrectly advertising either 2593 * its supported methods or limits. 2594 * 2595 * To prevent this causing further issues we validate the 2596 * against the methods limits, and warn which would 2597 * otherwise be unnecessary. 2598 */ 2599 static void 2600 da_delete_unmap(struct cam_periph *periph, union ccb *ccb, struct bio *bp) 2601 { 2602 struct da_softc *softc = (struct da_softc *)periph->softc;; 2603 struct bio *bp1; 2604 uint8_t *buf = softc->unmap_buf; 2605 uint64_t lba, lastlba = (uint64_t)-1; 2606 uint64_t totalcount = 0; 2607 uint64_t count; 2608 uint32_t lastcount = 0, c; 2609 uint32_t off, ranges = 0; 2610 2611 /* 2612 * Currently this doesn't take the UNMAP 2613 * Granularity and Granularity Alignment 2614 * fields into account. 2615 * 2616 * This could result in both unoptimal unmap 2617 * requests as as well as UNMAP calls unmapping 2618 * fewer LBA's than requested. 2619 */ 2620 2621 softc->delete_running = 1; 2622 bzero(softc->unmap_buf, sizeof(softc->unmap_buf)); 2623 bp1 = bp; 2624 do { 2625 bioq_remove(&softc->delete_queue, bp1); 2626 if (bp1 != bp) 2627 bioq_insert_tail(&softc->delete_run_queue, bp1); 2628 lba = bp1->bio_pblkno; 2629 count = bp1->bio_bcount / softc->params.secsize; 2630 2631 /* Try to extend the previous range. */ 2632 if (lba == lastlba) { 2633 c = omin(count, UNMAP_RANGE_MAX - lastcount); 2634 lastcount += c; 2635 off = ((ranges - 1) * UNMAP_RANGE_SIZE) + 2636 UNMAP_HEAD_SIZE; 2637 scsi_ulto4b(lastcount, &buf[off + 8]); 2638 count -= c; 2639 lba +=c; 2640 totalcount += c; 2641 } 2642 2643 while (count > 0) { 2644 c = omin(count, UNMAP_RANGE_MAX); 2645 if (totalcount + c > softc->unmap_max_lba || 2646 ranges >= softc->unmap_max_ranges) { 2647 xpt_print(periph->path, 2648 "%s issuing short delete %ld > %ld" 2649 "|| %d >= %d", 2650 da_delete_method_desc[softc->delete_method], 2651 totalcount + c, softc->unmap_max_lba, 2652 ranges, softc->unmap_max_ranges); 2653 break; 2654 } 2655 off = (ranges * UNMAP_RANGE_SIZE) + UNMAP_HEAD_SIZE; 2656 scsi_u64to8b(lba, &buf[off + 0]); 2657 scsi_ulto4b(c, &buf[off + 8]); 2658 lba += c; 2659 totalcount += c; 2660 ranges++; 2661 count -= c; 2662 lastcount = c; 2663 } 2664 lastlba = lba; 2665 bp1 = bioq_first(&softc->delete_queue); 2666 if (bp1 == NULL || ranges >= softc->unmap_max_ranges || 2667 totalcount + bp1->bio_bcount / 2668 softc->params.secsize > softc->unmap_max_lba) 2669 break; 2670 } while (1); 2671 scsi_ulto2b(ranges * 16 + 6, &buf[0]); 2672 scsi_ulto2b(ranges * 16, &buf[2]); 2673 2674 scsi_unmap(&ccb->csio, 2675 /*retries*/da_retry_count, 2676 /*cbfcnp*/dadone, 2677 /*tag_action*/MSG_SIMPLE_Q_TAG, 2678 /*byte2*/0, 2679 /*data_ptr*/ buf, 2680 /*dxfer_len*/ ranges * 16 + 8, 2681 /*sense_len*/SSD_FULL_SIZE, 2682 da_default_timeout * 1000); 2683 ccb->ccb_h.ccb_state = DA_CCB_DELETE; 2684 ccb->ccb_h.flags |= CAM_UNLOCKED; 2685 } 2686 2687 static void 2688 da_delete_trim(struct cam_periph *periph, union ccb *ccb, struct bio *bp) 2689 { 2690 struct da_softc *softc = (struct da_softc *)periph->softc; 2691 struct bio *bp1; 2692 uint8_t *buf = softc->unmap_buf; 2693 uint64_t lastlba = (uint64_t)-1; 2694 uint64_t count; 2695 uint64_t lba; 2696 uint32_t lastcount = 0, c, requestcount; 2697 int ranges = 0, off, block_count; 2698 2699 softc->delete_running = 1; 2700 bzero(softc->unmap_buf, sizeof(softc->unmap_buf)); 2701 bp1 = bp; 2702 do { 2703 bioq_remove(&softc->delete_queue, bp1); 2704 if (bp1 != bp) 2705 bioq_insert_tail(&softc->delete_run_queue, bp1); 2706 lba = bp1->bio_pblkno; 2707 count = bp1->bio_bcount / softc->params.secsize; 2708 requestcount = count; 2709 2710 /* Try to extend the previous range. */ 2711 if (lba == lastlba) { 2712 c = omin(count, ATA_DSM_RANGE_MAX - lastcount); 2713 lastcount += c; 2714 off = (ranges - 1) * 8; 2715 buf[off + 6] = lastcount & 0xff; 2716 buf[off + 7] = (lastcount >> 8) & 0xff; 2717 count -= c; 2718 lba += c; 2719 } 2720 2721 while (count > 0) { 2722 c = omin(count, ATA_DSM_RANGE_MAX); 2723 off = ranges * 8; 2724 2725 buf[off + 0] = lba & 0xff; 2726 buf[off + 1] = (lba >> 8) & 0xff; 2727 buf[off + 2] = (lba >> 16) & 0xff; 2728 buf[off + 3] = (lba >> 24) & 0xff; 2729 buf[off + 4] = (lba >> 32) & 0xff; 2730 buf[off + 5] = (lba >> 40) & 0xff; 2731 buf[off + 6] = c & 0xff; 2732 buf[off + 7] = (c >> 8) & 0xff; 2733 lba += c; 2734 ranges++; 2735 count -= c; 2736 lastcount = c; 2737 if (count != 0 && ranges == softc->trim_max_ranges) { 2738 xpt_print(periph->path, 2739 "%s issuing short delete %ld > %ld\n", 2740 da_delete_method_desc[softc->delete_method], 2741 requestcount, 2742 (softc->trim_max_ranges - ranges) * 2743 ATA_DSM_RANGE_MAX); 2744 break; 2745 } 2746 } 2747 lastlba = lba; 2748 bp1 = bioq_first(&softc->delete_queue); 2749 if (bp1 == NULL || bp1->bio_bcount / softc->params.secsize > 2750 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) 2751 break; 2752 } while (1); 2753 2754 block_count = (ranges + ATA_DSM_BLK_RANGES - 1) / ATA_DSM_BLK_RANGES; 2755 scsi_ata_trim(&ccb->csio, 2756 /*retries*/da_retry_count, 2757 /*cbfcnp*/dadone, 2758 /*tag_action*/MSG_SIMPLE_Q_TAG, 2759 block_count, 2760 /*data_ptr*/buf, 2761 /*dxfer_len*/block_count * ATA_DSM_BLK_SIZE, 2762 /*sense_len*/SSD_FULL_SIZE, 2763 da_default_timeout * 1000); 2764 ccb->ccb_h.ccb_state = DA_CCB_DELETE; 2765 ccb->ccb_h.flags |= CAM_UNLOCKED; 2766 } 2767 2768 /* 2769 * We calculate ws_max_blks here based off d_delmaxsize instead 2770 * of using softc->ws_max_blks as it is absolute max for the 2771 * device not the protocol max which may well be lower. 2772 */ 2773 static void 2774 da_delete_ws(struct cam_periph *periph, union ccb *ccb, struct bio *bp) 2775 { 2776 struct da_softc *softc; 2777 struct bio *bp1; 2778 uint64_t ws_max_blks; 2779 uint64_t lba; 2780 uint64_t count; /* forward compat with WS32 */ 2781 2782 softc = (struct da_softc *)periph->softc; 2783 ws_max_blks = softc->disk->d_delmaxsize / softc->params.secsize; 2784 softc->delete_running = 1; 2785 lba = bp->bio_pblkno; 2786 count = 0; 2787 bp1 = bp; 2788 do { 2789 bioq_remove(&softc->delete_queue, bp1); 2790 if (bp1 != bp) 2791 bioq_insert_tail(&softc->delete_run_queue, bp1); 2792 count += bp1->bio_bcount / softc->params.secsize; 2793 if (count > ws_max_blks) { 2794 xpt_print(periph->path, 2795 "%s issuing short delete %ld > %ld\n", 2796 da_delete_method_desc[softc->delete_method], 2797 count, ws_max_blks); 2798 count = omin(count, ws_max_blks); 2799 break; 2800 } 2801 bp1 = bioq_first(&softc->delete_queue); 2802 if (bp1 == NULL || lba + count != bp1->bio_pblkno || 2803 count + bp1->bio_bcount / 2804 softc->params.secsize > ws_max_blks) 2805 break; 2806 } while (1); 2807 2808 scsi_write_same(&ccb->csio, 2809 /*retries*/da_retry_count, 2810 /*cbfcnp*/dadone, 2811 /*tag_action*/MSG_SIMPLE_Q_TAG, 2812 /*byte2*/softc->delete_method == 2813 DA_DELETE_ZERO ? 0 : SWS_UNMAP, 2814 softc->delete_method == DA_DELETE_WS16 ? 16 : 10, 2815 /*lba*/lba, 2816 /*block_count*/count, 2817 /*data_ptr*/ __DECONST(void *, zero_region), 2818 /*dxfer_len*/ softc->params.secsize, 2819 /*sense_len*/SSD_FULL_SIZE, 2820 da_default_timeout * 1000); 2821 ccb->ccb_h.ccb_state = DA_CCB_DELETE; 2822 ccb->ccb_h.flags |= CAM_UNLOCKED; 2823 } 2824 2825 static int 2826 cmd6workaround(union ccb *ccb) 2827 { 2828 struct scsi_rw_6 cmd6; 2829 struct scsi_rw_10 *cmd10; 2830 struct da_softc *softc; 2831 u_int8_t *cdb; 2832 struct bio *bp; 2833 int frozen; 2834 2835 cdb = ccb->csio.cdb_io.cdb_bytes; 2836 softc = (struct da_softc *)xpt_path_periph(ccb->ccb_h.path)->softc; 2837 2838 if (ccb->ccb_h.ccb_state == DA_CCB_DELETE) { 2839 da_delete_methods old_method = softc->delete_method; 2840 2841 /* 2842 * Typically there are two reasons for failure here 2843 * 1. Delete method was detected as supported but isn't 2844 * 2. Delete failed due to invalid params e.g. too big 2845 * 2846 * While we will attempt to choose an alternative delete method 2847 * this may result in short deletes if the existing delete 2848 * requests from geom are big for the new method choosen. 2849 * 2850 * This method assumes that the error which triggered this 2851 * will not retry the io otherwise a panic will occur 2852 */ 2853 dadeleteflag(softc, old_method, 0); 2854 dadeletemethodchoose(softc, DA_DELETE_DISABLE); 2855 if (softc->delete_method == DA_DELETE_DISABLE) 2856 xpt_print(ccb->ccb_h.path, 2857 "%s failed, disabling BIO_DELETE\n", 2858 da_delete_method_desc[old_method]); 2859 else 2860 xpt_print(ccb->ccb_h.path, 2861 "%s failed, switching to %s BIO_DELETE\n", 2862 da_delete_method_desc[old_method], 2863 da_delete_method_desc[softc->delete_method]); 2864 2865 while ((bp = bioq_takefirst(&softc->delete_run_queue)) != NULL) 2866 bioq_disksort(&softc->delete_queue, bp); 2867 bioq_disksort(&softc->delete_queue, 2868 (struct bio *)ccb->ccb_h.ccb_bp); 2869 ccb->ccb_h.ccb_bp = NULL; 2870 return (0); 2871 } 2872 2873 /* Detect unsupported PREVENT ALLOW MEDIUM REMOVAL. */ 2874 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 && 2875 (*cdb == PREVENT_ALLOW) && 2876 (softc->quirks & DA_Q_NO_PREVENT) == 0) { 2877 if (bootverbose) 2878 xpt_print(ccb->ccb_h.path, 2879 "PREVENT ALLOW MEDIUM REMOVAL not supported.\n"); 2880 softc->quirks |= DA_Q_NO_PREVENT; 2881 return (0); 2882 } 2883 2884 /* Detect unsupported SYNCHRONIZE CACHE(10). */ 2885 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 && 2886 (*cdb == SYNCHRONIZE_CACHE) && 2887 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) { 2888 if (bootverbose) 2889 xpt_print(ccb->ccb_h.path, 2890 "SYNCHRONIZE CACHE(10) not supported.\n"); 2891 softc->quirks |= DA_Q_NO_SYNC_CACHE; 2892 softc->disk->d_flags &= ~DISKFLAG_CANFLUSHCACHE; 2893 return (0); 2894 } 2895 2896 /* Translation only possible if CDB is an array and cmd is R/W6 */ 2897 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0 || 2898 (*cdb != READ_6 && *cdb != WRITE_6)) 2899 return 0; 2900 2901 xpt_print(ccb->ccb_h.path, "READ(6)/WRITE(6) not supported, " 2902 "increasing minimum_cmd_size to 10.\n"); 2903 softc->minimum_cmd_size = 10; 2904 2905 bcopy(cdb, &cmd6, sizeof(struct scsi_rw_6)); 2906 cmd10 = (struct scsi_rw_10 *)cdb; 2907 cmd10->opcode = (cmd6.opcode == READ_6) ? READ_10 : WRITE_10; 2908 cmd10->byte2 = 0; 2909 scsi_ulto4b(scsi_3btoul(cmd6.addr), cmd10->addr); 2910 cmd10->reserved = 0; 2911 scsi_ulto2b(cmd6.length, cmd10->length); 2912 cmd10->control = cmd6.control; 2913 ccb->csio.cdb_len = sizeof(*cmd10); 2914 2915 /* Requeue request, unfreezing queue if necessary */ 2916 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0; 2917 ccb->ccb_h.status = CAM_REQUEUE_REQ; 2918 xpt_action(ccb); 2919 if (frozen) { 2920 cam_release_devq(ccb->ccb_h.path, 2921 /*relsim_flags*/0, 2922 /*reduction*/0, 2923 /*timeout*/0, 2924 /*getcount_only*/0); 2925 } 2926 return (ERESTART); 2927 } 2928 2929 static void 2930 dadone(struct cam_periph *periph, union ccb *done_ccb) 2931 { 2932 struct da_softc *softc; 2933 struct ccb_scsiio *csio; 2934 u_int32_t priority; 2935 da_ccb_state state; 2936 2937 softc = (struct da_softc *)periph->softc; 2938 priority = done_ccb->ccb_h.pinfo.priority; 2939 2940 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone\n")); 2941 2942 csio = &done_ccb->csio; 2943 state = csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK; 2944 switch (state) { 2945 case DA_CCB_BUFFER_IO: 2946 case DA_CCB_DELETE: 2947 { 2948 struct bio *bp, *bp1; 2949 2950 cam_periph_lock(periph); 2951 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2952 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2953 int error; 2954 int sf; 2955 2956 if ((csio->ccb_h.ccb_state & DA_CCB_RETRY_UA) != 0) 2957 sf = SF_RETRY_UA; 2958 else 2959 sf = 0; 2960 2961 error = daerror(done_ccb, CAM_RETRY_SELTO, sf); 2962 if (error == ERESTART) { 2963 /* 2964 * A retry was scheduled, so 2965 * just return. 2966 */ 2967 cam_periph_unlock(periph); 2968 return; 2969 } 2970 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2971 if (error != 0) { 2972 int queued_error; 2973 2974 /* 2975 * return all queued I/O with EIO, so that 2976 * the client can retry these I/Os in the 2977 * proper order should it attempt to recover. 2978 */ 2979 queued_error = EIO; 2980 2981 if (error == ENXIO 2982 && (softc->flags & DA_FLAG_PACK_INVALID)== 0) { 2983 /* 2984 * Catastrophic error. Mark our pack as 2985 * invalid. 2986 */ 2987 /* 2988 * XXX See if this is really a media 2989 * XXX change first? 2990 */ 2991 xpt_print(periph->path, 2992 "Invalidating pack\n"); 2993 softc->flags |= DA_FLAG_PACK_INVALID; 2994 queued_error = ENXIO; 2995 } 2996 bioq_flush(&softc->bio_queue, NULL, 2997 queued_error); 2998 if (bp != NULL) { 2999 bp->bio_error = error; 3000 bp->bio_resid = bp->bio_bcount; 3001 bp->bio_flags |= BIO_ERROR; 3002 } 3003 } else if (bp != NULL) { 3004 if (state == DA_CCB_DELETE) 3005 bp->bio_resid = 0; 3006 else 3007 bp->bio_resid = csio->resid; 3008 bp->bio_error = 0; 3009 if (bp->bio_resid != 0) 3010 bp->bio_flags |= BIO_ERROR; 3011 } 3012 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 3013 cam_release_devq(done_ccb->ccb_h.path, 3014 /*relsim_flags*/0, 3015 /*reduction*/0, 3016 /*timeout*/0, 3017 /*getcount_only*/0); 3018 } else if (bp != NULL) { 3019 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 3020 panic("REQ_CMP with QFRZN"); 3021 if (state == DA_CCB_DELETE) 3022 bp->bio_resid = 0; 3023 else 3024 bp->bio_resid = csio->resid; 3025 if (csio->resid > 0) 3026 bp->bio_flags |= BIO_ERROR; 3027 if (softc->error_inject != 0) { 3028 bp->bio_error = softc->error_inject; 3029 bp->bio_resid = bp->bio_bcount; 3030 bp->bio_flags |= BIO_ERROR; 3031 softc->error_inject = 0; 3032 } 3033 } 3034 3035 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le); 3036 if (LIST_EMPTY(&softc->pending_ccbs)) 3037 softc->flags |= DA_FLAG_WAS_OTAG; 3038 3039 xpt_release_ccb(done_ccb); 3040 if (state == DA_CCB_DELETE) { 3041 TAILQ_HEAD(, bio) queue; 3042 3043 TAILQ_INIT(&queue); 3044 TAILQ_CONCAT(&queue, &softc->delete_run_queue.queue, bio_queue); 3045 softc->delete_run_queue.insert_point = NULL; 3046 /* 3047 * Normally, the xpt_release_ccb() above would make sure 3048 * that when we have more work to do, that work would 3049 * get kicked off. However, we specifically keep 3050 * delete_running set to 0 before the call above to 3051 * allow other I/O to progress when many BIO_DELETE 3052 * requests are pushed down. We set delete_running to 0 3053 * and call daschedule again so that we don't stall if 3054 * there are no other I/Os pending apart from BIO_DELETEs. 3055 */ 3056 softc->delete_running = 0; 3057 daschedule(periph); 3058 cam_periph_unlock(periph); 3059 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 3060 TAILQ_REMOVE(&queue, bp1, bio_queue); 3061 bp1->bio_error = bp->bio_error; 3062 if (bp->bio_flags & BIO_ERROR) { 3063 bp1->bio_flags |= BIO_ERROR; 3064 bp1->bio_resid = bp1->bio_bcount; 3065 } else 3066 bp1->bio_resid = 0; 3067 biodone(bp1); 3068 } 3069 } else 3070 cam_periph_unlock(periph); 3071 if (bp != NULL) 3072 biodone(bp); 3073 return; 3074 } 3075 case DA_CCB_PROBE_RC: 3076 case DA_CCB_PROBE_RC16: 3077 { 3078 struct scsi_read_capacity_data *rdcap; 3079 struct scsi_read_capacity_data_long *rcaplong; 3080 char announce_buf[80]; 3081 int lbp; 3082 3083 lbp = 0; 3084 rdcap = NULL; 3085 rcaplong = NULL; 3086 if (state == DA_CCB_PROBE_RC) 3087 rdcap =(struct scsi_read_capacity_data *)csio->data_ptr; 3088 else 3089 rcaplong = (struct scsi_read_capacity_data_long *) 3090 csio->data_ptr; 3091 3092 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3093 struct disk_params *dp; 3094 uint32_t block_size; 3095 uint64_t maxsector; 3096 u_int lalba; /* Lowest aligned LBA. */ 3097 3098 if (state == DA_CCB_PROBE_RC) { 3099 block_size = scsi_4btoul(rdcap->length); 3100 maxsector = scsi_4btoul(rdcap->addr); 3101 lalba = 0; 3102 3103 /* 3104 * According to SBC-2, if the standard 10 3105 * byte READ CAPACITY command returns 2^32, 3106 * we should issue the 16 byte version of 3107 * the command, since the device in question 3108 * has more sectors than can be represented 3109 * with the short version of the command. 3110 */ 3111 if (maxsector == 0xffffffff) { 3112 free(rdcap, M_SCSIDA); 3113 xpt_release_ccb(done_ccb); 3114 softc->state = DA_STATE_PROBE_RC16; 3115 xpt_schedule(periph, priority); 3116 return; 3117 } 3118 } else { 3119 block_size = scsi_4btoul(rcaplong->length); 3120 maxsector = scsi_8btou64(rcaplong->addr); 3121 lalba = scsi_2btoul(rcaplong->lalba_lbp); 3122 } 3123 3124 /* 3125 * Because GEOM code just will panic us if we 3126 * give them an 'illegal' value we'll avoid that 3127 * here. 3128 */ 3129 if (block_size == 0) { 3130 block_size = 512; 3131 if (maxsector == 0) 3132 maxsector = -1; 3133 } 3134 if (block_size >= MAXPHYS) { 3135 xpt_print(periph->path, 3136 "unsupportable block size %ju\n", 3137 (uintmax_t) block_size); 3138 announce_buf[0] = '\0'; 3139 cam_periph_invalidate(periph); 3140 } else { 3141 /* 3142 * We pass rcaplong into dasetgeom(), 3143 * because it will only use it if it is 3144 * non-NULL. 3145 */ 3146 dasetgeom(periph, block_size, maxsector, 3147 rcaplong, sizeof(*rcaplong)); 3148 lbp = (lalba & SRC16_LBPME_A); 3149 dp = &softc->params; 3150 snprintf(announce_buf, sizeof(announce_buf), 3151 "%juMB (%ju %u byte sectors: %dH %dS/T " 3152 "%dC)", (uintmax_t) 3153 (((uintmax_t)dp->secsize * 3154 dp->sectors) / (1024*1024)), 3155 (uintmax_t)dp->sectors, 3156 dp->secsize, dp->heads, 3157 dp->secs_per_track, dp->cylinders); 3158 } 3159 } else { 3160 int error; 3161 3162 announce_buf[0] = '\0'; 3163 3164 /* 3165 * Retry any UNIT ATTENTION type errors. They 3166 * are expected at boot. 3167 */ 3168 error = daerror(done_ccb, CAM_RETRY_SELTO, 3169 SF_RETRY_UA|SF_NO_PRINT); 3170 if (error == ERESTART) { 3171 /* 3172 * A retry was scheuled, so 3173 * just return. 3174 */ 3175 return; 3176 } else if (error != 0) { 3177 int asc, ascq; 3178 int sense_key, error_code; 3179 int have_sense; 3180 cam_status status; 3181 struct ccb_getdev cgd; 3182 3183 /* Don't wedge this device's queue */ 3184 status = done_ccb->ccb_h.status; 3185 if ((status & CAM_DEV_QFRZN) != 0) 3186 cam_release_devq(done_ccb->ccb_h.path, 3187 /*relsim_flags*/0, 3188 /*reduction*/0, 3189 /*timeout*/0, 3190 /*getcount_only*/0); 3191 3192 3193 xpt_setup_ccb(&cgd.ccb_h, 3194 done_ccb->ccb_h.path, 3195 CAM_PRIORITY_NORMAL); 3196 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 3197 xpt_action((union ccb *)&cgd); 3198 3199 if (scsi_extract_sense_ccb(done_ccb, 3200 &error_code, &sense_key, &asc, &ascq)) 3201 have_sense = TRUE; 3202 else 3203 have_sense = FALSE; 3204 3205 /* 3206 * If we tried READ CAPACITY(16) and failed, 3207 * fallback to READ CAPACITY(10). 3208 */ 3209 if ((state == DA_CCB_PROBE_RC16) && 3210 (softc->flags & DA_FLAG_CAN_RC16) && 3211 (((csio->ccb_h.status & CAM_STATUS_MASK) == 3212 CAM_REQ_INVALID) || 3213 ((have_sense) && 3214 (error_code == SSD_CURRENT_ERROR) && 3215 (sense_key == SSD_KEY_ILLEGAL_REQUEST)))) { 3216 softc->flags &= ~DA_FLAG_CAN_RC16; 3217 free(rdcap, M_SCSIDA); 3218 xpt_release_ccb(done_ccb); 3219 softc->state = DA_STATE_PROBE_RC; 3220 xpt_schedule(periph, priority); 3221 return; 3222 } else 3223 /* 3224 * Attach to anything that claims to be a 3225 * direct access or optical disk device, 3226 * as long as it doesn't return a "Logical 3227 * unit not supported" (0x25) error. 3228 */ 3229 if ((have_sense) && (asc != 0x25) 3230 && (error_code == SSD_CURRENT_ERROR)) { 3231 const char *sense_key_desc; 3232 const char *asc_desc; 3233 3234 dasetgeom(periph, 512, -1, NULL, 0); 3235 scsi_sense_desc(sense_key, asc, ascq, 3236 &cgd.inq_data, 3237 &sense_key_desc, 3238 &asc_desc); 3239 snprintf(announce_buf, 3240 sizeof(announce_buf), 3241 "Attempt to query device " 3242 "size failed: %s, %s", 3243 sense_key_desc, 3244 asc_desc); 3245 } else { 3246 if (have_sense) 3247 scsi_sense_print( 3248 &done_ccb->csio); 3249 else { 3250 xpt_print(periph->path, 3251 "got CAM status %#x\n", 3252 done_ccb->ccb_h.status); 3253 } 3254 3255 xpt_print(periph->path, "fatal error, " 3256 "failed to attach to device\n"); 3257 3258 /* 3259 * Free up resources. 3260 */ 3261 cam_periph_invalidate(periph); 3262 } 3263 } 3264 } 3265 free(csio->data_ptr, M_SCSIDA); 3266 if (announce_buf[0] != '\0' && 3267 ((softc->flags & DA_FLAG_ANNOUNCED) == 0)) { 3268 /* 3269 * Create our sysctl variables, now that we know 3270 * we have successfully attached. 3271 */ 3272 /* increase the refcount */ 3273 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 3274 taskqueue_enqueue(taskqueue_thread, 3275 &softc->sysctl_task); 3276 xpt_announce_periph(periph, announce_buf); 3277 xpt_announce_quirks(periph, softc->quirks, 3278 DA_Q_BIT_STRING); 3279 } else { 3280 xpt_print(periph->path, "fatal error, " 3281 "could not acquire reference count\n"); 3282 } 3283 } 3284 3285 /* We already probed the device. */ 3286 if (softc->flags & DA_FLAG_PROBED) { 3287 daprobedone(periph, done_ccb); 3288 return; 3289 } 3290 3291 /* Ensure re-probe doesn't see old delete. */ 3292 softc->delete_available = 0; 3293 if (lbp && (softc->quirks & DA_Q_NO_UNMAP) == 0) { 3294 /* 3295 * Based on older SBC-3 spec revisions 3296 * any of the UNMAP methods "may" be 3297 * available via LBP given this flag so 3298 * we flag all of them as availble and 3299 * then remove those which further 3300 * probes confirm aren't available 3301 * later. 3302 * 3303 * We could also check readcap(16) p_type 3304 * flag to exclude one or more invalid 3305 * write same (X) types here 3306 */ 3307 dadeleteflag(softc, DA_DELETE_WS16, 1); 3308 dadeleteflag(softc, DA_DELETE_WS10, 1); 3309 dadeleteflag(softc, DA_DELETE_ZERO, 1); 3310 dadeleteflag(softc, DA_DELETE_UNMAP, 1); 3311 3312 xpt_release_ccb(done_ccb); 3313 softc->state = DA_STATE_PROBE_LBP; 3314 xpt_schedule(periph, priority); 3315 return; 3316 } 3317 3318 xpt_release_ccb(done_ccb); 3319 softc->state = DA_STATE_PROBE_BDC; 3320 xpt_schedule(periph, priority); 3321 return; 3322 } 3323 case DA_CCB_PROBE_LBP: 3324 { 3325 struct scsi_vpd_logical_block_prov *lbp; 3326 3327 lbp = (struct scsi_vpd_logical_block_prov *)csio->data_ptr; 3328 3329 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3330 /* 3331 * T10/1799-D Revision 31 states at least one of these 3332 * must be supported but we don't currently enforce this. 3333 */ 3334 dadeleteflag(softc, DA_DELETE_WS16, 3335 (lbp->flags & SVPD_LBP_WS16)); 3336 dadeleteflag(softc, DA_DELETE_WS10, 3337 (lbp->flags & SVPD_LBP_WS10)); 3338 dadeleteflag(softc, DA_DELETE_ZERO, 3339 (lbp->flags & SVPD_LBP_WS10)); 3340 dadeleteflag(softc, DA_DELETE_UNMAP, 3341 (lbp->flags & SVPD_LBP_UNMAP)); 3342 } else { 3343 int error; 3344 error = daerror(done_ccb, CAM_RETRY_SELTO, 3345 SF_RETRY_UA|SF_NO_PRINT); 3346 if (error == ERESTART) 3347 return; 3348 else if (error != 0) { 3349 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3350 /* Don't wedge this device's queue */ 3351 cam_release_devq(done_ccb->ccb_h.path, 3352 /*relsim_flags*/0, 3353 /*reduction*/0, 3354 /*timeout*/0, 3355 /*getcount_only*/0); 3356 } 3357 3358 /* 3359 * Failure indicates we don't support any SBC-3 3360 * delete methods with UNMAP 3361 */ 3362 } 3363 } 3364 3365 free(lbp, M_SCSIDA); 3366 xpt_release_ccb(done_ccb); 3367 softc->state = DA_STATE_PROBE_BLK_LIMITS; 3368 xpt_schedule(periph, priority); 3369 return; 3370 } 3371 case DA_CCB_PROBE_BLK_LIMITS: 3372 { 3373 struct scsi_vpd_block_limits *block_limits; 3374 3375 block_limits = (struct scsi_vpd_block_limits *)csio->data_ptr; 3376 3377 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3378 uint32_t max_txfer_len = scsi_4btoul( 3379 block_limits->max_txfer_len); 3380 uint32_t max_unmap_lba_cnt = scsi_4btoul( 3381 block_limits->max_unmap_lba_cnt); 3382 uint32_t max_unmap_blk_cnt = scsi_4btoul( 3383 block_limits->max_unmap_blk_cnt); 3384 uint64_t ws_max_blks = scsi_8btou64( 3385 block_limits->max_write_same_length); 3386 3387 if (max_txfer_len != 0) { 3388 softc->disk->d_maxsize = MIN(softc->maxio, 3389 (off_t)max_txfer_len * softc->params.secsize); 3390 } 3391 3392 /* 3393 * We should already support UNMAP but we check lba 3394 * and block count to be sure 3395 */ 3396 if (max_unmap_lba_cnt != 0x00L && 3397 max_unmap_blk_cnt != 0x00L) { 3398 softc->unmap_max_lba = max_unmap_lba_cnt; 3399 softc->unmap_max_ranges = min(max_unmap_blk_cnt, 3400 UNMAP_MAX_RANGES); 3401 } else { 3402 /* 3403 * Unexpected UNMAP limits which means the 3404 * device doesn't actually support UNMAP 3405 */ 3406 dadeleteflag(softc, DA_DELETE_UNMAP, 0); 3407 } 3408 3409 if (ws_max_blks != 0x00L) 3410 softc->ws_max_blks = ws_max_blks; 3411 } else { 3412 int error; 3413 error = daerror(done_ccb, CAM_RETRY_SELTO, 3414 SF_RETRY_UA|SF_NO_PRINT); 3415 if (error == ERESTART) 3416 return; 3417 else if (error != 0) { 3418 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3419 /* Don't wedge this device's queue */ 3420 cam_release_devq(done_ccb->ccb_h.path, 3421 /*relsim_flags*/0, 3422 /*reduction*/0, 3423 /*timeout*/0, 3424 /*getcount_only*/0); 3425 } 3426 3427 /* 3428 * Failure here doesn't mean UNMAP is not 3429 * supported as this is an optional page. 3430 */ 3431 softc->unmap_max_lba = 1; 3432 softc->unmap_max_ranges = 1; 3433 } 3434 } 3435 3436 free(block_limits, M_SCSIDA); 3437 xpt_release_ccb(done_ccb); 3438 softc->state = DA_STATE_PROBE_BDC; 3439 xpt_schedule(periph, priority); 3440 return; 3441 } 3442 case DA_CCB_PROBE_BDC: 3443 { 3444 struct scsi_vpd_block_characteristics *bdc; 3445 3446 bdc = (struct scsi_vpd_block_characteristics *)csio->data_ptr; 3447 3448 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3449 /* 3450 * Disable queue sorting for non-rotational media 3451 * by default. 3452 */ 3453 u_int16_t old_rate = softc->disk->d_rotation_rate; 3454 3455 softc->disk->d_rotation_rate = 3456 scsi_2btoul(bdc->medium_rotation_rate); 3457 if (softc->disk->d_rotation_rate == 3458 SVPD_BDC_RATE_NON_ROTATING) { 3459 softc->sort_io_queue = 0; 3460 } 3461 if (softc->disk->d_rotation_rate != old_rate) { 3462 disk_attr_changed(softc->disk, 3463 "GEOM::rotation_rate", M_NOWAIT); 3464 } 3465 } else { 3466 int error; 3467 error = daerror(done_ccb, CAM_RETRY_SELTO, 3468 SF_RETRY_UA|SF_NO_PRINT); 3469 if (error == ERESTART) 3470 return; 3471 else if (error != 0) { 3472 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3473 /* Don't wedge this device's queue */ 3474 cam_release_devq(done_ccb->ccb_h.path, 3475 /*relsim_flags*/0, 3476 /*reduction*/0, 3477 /*timeout*/0, 3478 /*getcount_only*/0); 3479 } 3480 } 3481 } 3482 3483 free(bdc, M_SCSIDA); 3484 xpt_release_ccb(done_ccb); 3485 softc->state = DA_STATE_PROBE_ATA; 3486 xpt_schedule(periph, priority); 3487 return; 3488 } 3489 case DA_CCB_PROBE_ATA: 3490 { 3491 int i; 3492 struct ata_params *ata_params; 3493 int16_t *ptr; 3494 3495 ata_params = (struct ata_params *)csio->data_ptr; 3496 ptr = (uint16_t *)ata_params; 3497 3498 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3499 uint16_t old_rate; 3500 3501 for (i = 0; i < sizeof(*ata_params) / 2; i++) 3502 ptr[i] = le16toh(ptr[i]); 3503 if (ata_params->support_dsm & ATA_SUPPORT_DSM_TRIM && 3504 (softc->quirks & DA_Q_NO_UNMAP) == 0) { 3505 dadeleteflag(softc, DA_DELETE_ATA_TRIM, 1); 3506 if (ata_params->max_dsm_blocks != 0) 3507 softc->trim_max_ranges = min( 3508 softc->trim_max_ranges, 3509 ata_params->max_dsm_blocks * 3510 ATA_DSM_BLK_RANGES); 3511 } 3512 /* 3513 * Disable queue sorting for non-rotational media 3514 * by default. 3515 */ 3516 old_rate = softc->disk->d_rotation_rate; 3517 softc->disk->d_rotation_rate = 3518 ata_params->media_rotation_rate; 3519 if (softc->disk->d_rotation_rate == 3520 ATA_RATE_NON_ROTATING) { 3521 softc->sort_io_queue = 0; 3522 } 3523 3524 if (softc->disk->d_rotation_rate != old_rate) { 3525 disk_attr_changed(softc->disk, 3526 "GEOM::rotation_rate", M_NOWAIT); 3527 } 3528 } else { 3529 int error; 3530 error = daerror(done_ccb, CAM_RETRY_SELTO, 3531 SF_RETRY_UA|SF_NO_PRINT); 3532 if (error == ERESTART) 3533 return; 3534 else if (error != 0) { 3535 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3536 /* Don't wedge this device's queue */ 3537 cam_release_devq(done_ccb->ccb_h.path, 3538 /*relsim_flags*/0, 3539 /*reduction*/0, 3540 /*timeout*/0, 3541 /*getcount_only*/0); 3542 } 3543 } 3544 } 3545 3546 free(ata_params, M_SCSIDA); 3547 daprobedone(periph, done_ccb); 3548 return; 3549 } 3550 case DA_CCB_DUMP: 3551 /* No-op. We're polling */ 3552 return; 3553 case DA_CCB_TUR: 3554 { 3555 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3556 3557 if (daerror(done_ccb, CAM_RETRY_SELTO, 3558 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) == 3559 ERESTART) 3560 return; 3561 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 3562 cam_release_devq(done_ccb->ccb_h.path, 3563 /*relsim_flags*/0, 3564 /*reduction*/0, 3565 /*timeout*/0, 3566 /*getcount_only*/0); 3567 } 3568 xpt_release_ccb(done_ccb); 3569 cam_periph_release_locked(periph); 3570 return; 3571 } 3572 default: 3573 break; 3574 } 3575 xpt_release_ccb(done_ccb); 3576 } 3577 3578 static void 3579 dareprobe(struct cam_periph *periph) 3580 { 3581 struct da_softc *softc; 3582 cam_status status; 3583 3584 softc = (struct da_softc *)periph->softc; 3585 3586 /* Probe in progress; don't interfere. */ 3587 if (softc->state != DA_STATE_NORMAL) 3588 return; 3589 3590 status = cam_periph_acquire(periph); 3591 KASSERT(status == CAM_REQ_CMP, 3592 ("dareprobe: cam_periph_acquire failed")); 3593 3594 if (softc->flags & DA_FLAG_CAN_RC16) 3595 softc->state = DA_STATE_PROBE_RC16; 3596 else 3597 softc->state = DA_STATE_PROBE_RC; 3598 3599 xpt_schedule(periph, CAM_PRIORITY_DEV); 3600 } 3601 3602 static int 3603 daerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3604 { 3605 struct da_softc *softc; 3606 struct cam_periph *periph; 3607 int error, error_code, sense_key, asc, ascq; 3608 3609 periph = xpt_path_periph(ccb->ccb_h.path); 3610 softc = (struct da_softc *)periph->softc; 3611 3612 /* 3613 * Automatically detect devices that do not support 3614 * READ(6)/WRITE(6) and upgrade to using 10 byte cdbs. 3615 */ 3616 error = 0; 3617 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) { 3618 error = cmd6workaround(ccb); 3619 } else if (scsi_extract_sense_ccb(ccb, 3620 &error_code, &sense_key, &asc, &ascq)) { 3621 if (sense_key == SSD_KEY_ILLEGAL_REQUEST) 3622 error = cmd6workaround(ccb); 3623 /* 3624 * If the target replied with CAPACITY DATA HAS CHANGED UA, 3625 * query the capacity and notify upper layers. 3626 */ 3627 else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3628 asc == 0x2A && ascq == 0x09) { 3629 xpt_print(periph->path, "Capacity data has changed\n"); 3630 softc->flags &= ~DA_FLAG_PROBED; 3631 dareprobe(periph); 3632 sense_flags |= SF_NO_PRINT; 3633 } else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3634 asc == 0x28 && ascq == 0x00) { 3635 softc->flags &= ~DA_FLAG_PROBED; 3636 disk_media_changed(softc->disk, M_NOWAIT); 3637 } else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3638 asc == 0x3F && ascq == 0x03) { 3639 xpt_print(periph->path, "INQUIRY data has changed\n"); 3640 softc->flags &= ~DA_FLAG_PROBED; 3641 dareprobe(periph); 3642 sense_flags |= SF_NO_PRINT; 3643 } else if (sense_key == SSD_KEY_NOT_READY && 3644 asc == 0x3a && (softc->flags & DA_FLAG_PACK_INVALID) == 0) { 3645 softc->flags |= DA_FLAG_PACK_INVALID; 3646 disk_media_gone(softc->disk, M_NOWAIT); 3647 } 3648 } 3649 if (error == ERESTART) 3650 return (ERESTART); 3651 3652 /* 3653 * XXX 3654 * Until we have a better way of doing pack validation, 3655 * don't treat UAs as errors. 3656 */ 3657 sense_flags |= SF_RETRY_UA; 3658 3659 if (softc->quirks & DA_Q_RETRY_BUSY) 3660 sense_flags |= SF_RETRY_BUSY; 3661 return(cam_periph_error(ccb, cam_flags, sense_flags, 3662 &softc->saved_ccb)); 3663 } 3664 3665 static void 3666 damediapoll(void *arg) 3667 { 3668 struct cam_periph *periph = arg; 3669 struct da_softc *softc = periph->softc; 3670 3671 if (!softc->tur && LIST_EMPTY(&softc->pending_ccbs)) { 3672 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 3673 softc->tur = 1; 3674 daschedule(periph); 3675 } 3676 } 3677 /* Queue us up again */ 3678 if (da_poll_period != 0) 3679 callout_schedule(&softc->mediapoll_c, da_poll_period * hz); 3680 } 3681 3682 static void 3683 daprevent(struct cam_periph *periph, int action) 3684 { 3685 struct da_softc *softc; 3686 union ccb *ccb; 3687 int error; 3688 3689 softc = (struct da_softc *)periph->softc; 3690 3691 if (((action == PR_ALLOW) 3692 && (softc->flags & DA_FLAG_PACK_LOCKED) == 0) 3693 || ((action == PR_PREVENT) 3694 && (softc->flags & DA_FLAG_PACK_LOCKED) != 0)) { 3695 return; 3696 } 3697 3698 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3699 3700 scsi_prevent(&ccb->csio, 3701 /*retries*/1, 3702 /*cbcfp*/dadone, 3703 MSG_SIMPLE_Q_TAG, 3704 action, 3705 SSD_FULL_SIZE, 3706 5000); 3707 3708 error = cam_periph_runccb(ccb, daerror, CAM_RETRY_SELTO, 3709 SF_RETRY_UA | SF_NO_PRINT, softc->disk->d_devstat); 3710 3711 if (error == 0) { 3712 if (action == PR_ALLOW) 3713 softc->flags &= ~DA_FLAG_PACK_LOCKED; 3714 else 3715 softc->flags |= DA_FLAG_PACK_LOCKED; 3716 } 3717 3718 xpt_release_ccb(ccb); 3719 } 3720 3721 static void 3722 dasetgeom(struct cam_periph *periph, uint32_t block_len, uint64_t maxsector, 3723 struct scsi_read_capacity_data_long *rcaplong, size_t rcap_len) 3724 { 3725 struct ccb_calc_geometry ccg; 3726 struct da_softc *softc; 3727 struct disk_params *dp; 3728 u_int lbppbe, lalba; 3729 int error; 3730 3731 softc = (struct da_softc *)periph->softc; 3732 3733 dp = &softc->params; 3734 dp->secsize = block_len; 3735 dp->sectors = maxsector + 1; 3736 if (rcaplong != NULL) { 3737 lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE; 3738 lalba = scsi_2btoul(rcaplong->lalba_lbp); 3739 lalba &= SRC16_LALBA_A; 3740 } else { 3741 lbppbe = 0; 3742 lalba = 0; 3743 } 3744 3745 if (lbppbe > 0) { 3746 dp->stripesize = block_len << lbppbe; 3747 dp->stripeoffset = (dp->stripesize - block_len * lalba) % 3748 dp->stripesize; 3749 } else if (softc->quirks & DA_Q_4K) { 3750 dp->stripesize = 4096; 3751 dp->stripeoffset = 0; 3752 } else { 3753 dp->stripesize = 0; 3754 dp->stripeoffset = 0; 3755 } 3756 /* 3757 * Have the controller provide us with a geometry 3758 * for this disk. The only time the geometry 3759 * matters is when we boot and the controller 3760 * is the only one knowledgeable enough to come 3761 * up with something that will make this a bootable 3762 * device. 3763 */ 3764 xpt_setup_ccb(&ccg.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3765 ccg.ccb_h.func_code = XPT_CALC_GEOMETRY; 3766 ccg.block_size = dp->secsize; 3767 ccg.volume_size = dp->sectors; 3768 ccg.heads = 0; 3769 ccg.secs_per_track = 0; 3770 ccg.cylinders = 0; 3771 xpt_action((union ccb*)&ccg); 3772 if ((ccg.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3773 /* 3774 * We don't know what went wrong here- but just pick 3775 * a geometry so we don't have nasty things like divide 3776 * by zero. 3777 */ 3778 dp->heads = 255; 3779 dp->secs_per_track = 255; 3780 dp->cylinders = dp->sectors / (255 * 255); 3781 if (dp->cylinders == 0) { 3782 dp->cylinders = 1; 3783 } 3784 } else { 3785 dp->heads = ccg.heads; 3786 dp->secs_per_track = ccg.secs_per_track; 3787 dp->cylinders = ccg.cylinders; 3788 } 3789 3790 /* 3791 * If the user supplied a read capacity buffer, and if it is 3792 * different than the previous buffer, update the data in the EDT. 3793 * If it's the same, we don't bother. This avoids sending an 3794 * update every time someone opens this device. 3795 */ 3796 if ((rcaplong != NULL) 3797 && (bcmp(rcaplong, &softc->rcaplong, 3798 min(sizeof(softc->rcaplong), rcap_len)) != 0)) { 3799 struct ccb_dev_advinfo cdai; 3800 3801 xpt_setup_ccb(&cdai.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3802 cdai.ccb_h.func_code = XPT_DEV_ADVINFO; 3803 cdai.buftype = CDAI_TYPE_RCAPLONG; 3804 cdai.flags = CDAI_FLAG_STORE; 3805 cdai.bufsiz = rcap_len; 3806 cdai.buf = (uint8_t *)rcaplong; 3807 xpt_action((union ccb *)&cdai); 3808 if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0) 3809 cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE); 3810 if (cdai.ccb_h.status != CAM_REQ_CMP) { 3811 xpt_print(periph->path, "%s: failed to set read " 3812 "capacity advinfo\n", __func__); 3813 /* Use cam_error_print() to decode the status */ 3814 cam_error_print((union ccb *)&cdai, CAM_ESF_CAM_STATUS, 3815 CAM_EPF_ALL); 3816 } else { 3817 bcopy(rcaplong, &softc->rcaplong, 3818 min(sizeof(softc->rcaplong), rcap_len)); 3819 } 3820 } 3821 3822 softc->disk->d_sectorsize = softc->params.secsize; 3823 softc->disk->d_mediasize = softc->params.secsize * (off_t)softc->params.sectors; 3824 softc->disk->d_stripesize = softc->params.stripesize; 3825 softc->disk->d_stripeoffset = softc->params.stripeoffset; 3826 /* XXX: these are not actually "firmware" values, so they may be wrong */ 3827 softc->disk->d_fwsectors = softc->params.secs_per_track; 3828 softc->disk->d_fwheads = softc->params.heads; 3829 softc->disk->d_devstat->block_size = softc->params.secsize; 3830 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE; 3831 3832 error = disk_resize(softc->disk, M_NOWAIT); 3833 if (error != 0) 3834 xpt_print(periph->path, "disk_resize(9) failed, error = %d\n", error); 3835 } 3836 3837 static void 3838 dasendorderedtag(void *arg) 3839 { 3840 struct da_softc *softc = arg; 3841 3842 if (da_send_ordered) { 3843 if (!LIST_EMPTY(&softc->pending_ccbs)) { 3844 if ((softc->flags & DA_FLAG_WAS_OTAG) == 0) 3845 softc->flags |= DA_FLAG_NEED_OTAG; 3846 softc->flags &= ~DA_FLAG_WAS_OTAG; 3847 } 3848 } 3849 /* Queue us up again */ 3850 callout_reset(&softc->sendordered_c, 3851 (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL, 3852 dasendorderedtag, softc); 3853 } 3854 3855 /* 3856 * Step through all DA peripheral drivers, and if the device is still open, 3857 * sync the disk cache to physical media. 3858 */ 3859 static void 3860 dashutdown(void * arg, int howto) 3861 { 3862 struct cam_periph *periph; 3863 struct da_softc *softc; 3864 union ccb *ccb; 3865 int error; 3866 3867 CAM_PERIPH_FOREACH(periph, &dadriver) { 3868 softc = (struct da_softc *)periph->softc; 3869 if (SCHEDULER_STOPPED()) { 3870 /* If we paniced with the lock held, do not recurse. */ 3871 if (!cam_periph_owned(periph) && 3872 (softc->flags & DA_FLAG_OPEN)) { 3873 dadump(softc->disk, NULL, 0, 0, 0); 3874 } 3875 continue; 3876 } 3877 cam_periph_lock(periph); 3878 3879 /* 3880 * We only sync the cache if the drive is still open, and 3881 * if the drive is capable of it.. 3882 */ 3883 if (((softc->flags & DA_FLAG_OPEN) == 0) 3884 || (softc->quirks & DA_Q_NO_SYNC_CACHE)) { 3885 cam_periph_unlock(periph); 3886 continue; 3887 } 3888 3889 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3890 scsi_synchronize_cache(&ccb->csio, 3891 /*retries*/0, 3892 /*cbfcnp*/dadone, 3893 MSG_SIMPLE_Q_TAG, 3894 /*begin_lba*/0, /* whole disk */ 3895 /*lb_count*/0, 3896 SSD_FULL_SIZE, 3897 60 * 60 * 1000); 3898 3899 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0, 3900 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR, 3901 softc->disk->d_devstat); 3902 if (error != 0) 3903 xpt_print(periph->path, "Synchronize cache failed\n"); 3904 xpt_release_ccb(ccb); 3905 cam_periph_unlock(periph); 3906 } 3907 } 3908 3909 #else /* !_KERNEL */ 3910 3911 /* 3912 * XXX These are only left out of the kernel build to silence warnings. If, 3913 * for some reason these functions are used in the kernel, the ifdefs should 3914 * be moved so they are included both in the kernel and userland. 3915 */ 3916 void 3917 scsi_format_unit(struct ccb_scsiio *csio, u_int32_t retries, 3918 void (*cbfcnp)(struct cam_periph *, union ccb *), 3919 u_int8_t tag_action, u_int8_t byte2, u_int16_t ileave, 3920 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 3921 u_int32_t timeout) 3922 { 3923 struct scsi_format_unit *scsi_cmd; 3924 3925 scsi_cmd = (struct scsi_format_unit *)&csio->cdb_io.cdb_bytes; 3926 scsi_cmd->opcode = FORMAT_UNIT; 3927 scsi_cmd->byte2 = byte2; 3928 scsi_ulto2b(ileave, scsi_cmd->interleave); 3929 3930 cam_fill_csio(csio, 3931 retries, 3932 cbfcnp, 3933 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE, 3934 tag_action, 3935 data_ptr, 3936 dxfer_len, 3937 sense_len, 3938 sizeof(*scsi_cmd), 3939 timeout); 3940 } 3941 3942 void 3943 scsi_read_defects(struct ccb_scsiio *csio, uint32_t retries, 3944 void (*cbfcnp)(struct cam_periph *, union ccb *), 3945 uint8_t tag_action, uint8_t list_format, 3946 uint32_t addr_desc_index, uint8_t *data_ptr, 3947 uint32_t dxfer_len, int minimum_cmd_size, 3948 uint8_t sense_len, uint32_t timeout) 3949 { 3950 uint8_t cdb_len; 3951 3952 /* 3953 * These conditions allow using the 10 byte command. Otherwise we 3954 * need to use the 12 byte command. 3955 */ 3956 if ((minimum_cmd_size <= 10) 3957 && (addr_desc_index == 0) 3958 && (dxfer_len <= SRDD10_MAX_LENGTH)) { 3959 struct scsi_read_defect_data_10 *cdb10; 3960 3961 cdb10 = (struct scsi_read_defect_data_10 *) 3962 &csio->cdb_io.cdb_bytes; 3963 3964 cdb_len = sizeof(*cdb10); 3965 bzero(cdb10, cdb_len); 3966 cdb10->opcode = READ_DEFECT_DATA_10; 3967 cdb10->format = list_format; 3968 scsi_ulto2b(dxfer_len, cdb10->alloc_length); 3969 } else { 3970 struct scsi_read_defect_data_12 *cdb12; 3971 3972 cdb12 = (struct scsi_read_defect_data_12 *) 3973 &csio->cdb_io.cdb_bytes; 3974 3975 cdb_len = sizeof(*cdb12); 3976 bzero(cdb12, cdb_len); 3977 cdb12->opcode = READ_DEFECT_DATA_12; 3978 cdb12->format = list_format; 3979 scsi_ulto4b(dxfer_len, cdb12->alloc_length); 3980 scsi_ulto4b(addr_desc_index, cdb12->address_descriptor_index); 3981 } 3982 3983 cam_fill_csio(csio, 3984 retries, 3985 cbfcnp, 3986 /*flags*/ CAM_DIR_IN, 3987 tag_action, 3988 data_ptr, 3989 dxfer_len, 3990 sense_len, 3991 cdb_len, 3992 timeout); 3993 } 3994 3995 void 3996 scsi_sanitize(struct ccb_scsiio *csio, u_int32_t retries, 3997 void (*cbfcnp)(struct cam_periph *, union ccb *), 3998 u_int8_t tag_action, u_int8_t byte2, u_int16_t control, 3999 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 4000 u_int32_t timeout) 4001 { 4002 struct scsi_sanitize *scsi_cmd; 4003 4004 scsi_cmd = (struct scsi_sanitize *)&csio->cdb_io.cdb_bytes; 4005 scsi_cmd->opcode = SANITIZE; 4006 scsi_cmd->byte2 = byte2; 4007 scsi_cmd->control = control; 4008 scsi_ulto2b(dxfer_len, scsi_cmd->length); 4009 4010 cam_fill_csio(csio, 4011 retries, 4012 cbfcnp, 4013 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE, 4014 tag_action, 4015 data_ptr, 4016 dxfer_len, 4017 sense_len, 4018 sizeof(*scsi_cmd), 4019 timeout); 4020 } 4021 4022 #endif /* _KERNEL */ 4023