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_quirks; 106 107 #define DA_Q_BIT_STRING \ 108 "\020" \ 109 "\001NO_SYNC_CACHE" \ 110 "\002NO_6_BYTE" \ 111 "\003NO_PREVENT" \ 112 "\0044K" \ 113 "\005NO_RC16" 114 115 typedef enum { 116 DA_CCB_PROBE_RC = 0x01, 117 DA_CCB_PROBE_RC16 = 0x02, 118 DA_CCB_PROBE_LBP = 0x03, 119 DA_CCB_PROBE_BLK_LIMITS = 0x04, 120 DA_CCB_PROBE_BDC = 0x05, 121 DA_CCB_PROBE_ATA = 0x06, 122 DA_CCB_BUFFER_IO = 0x07, 123 DA_CCB_DUMP = 0x0A, 124 DA_CCB_DELETE = 0x0B, 125 DA_CCB_TUR = 0x0C, 126 DA_CCB_TYPE_MASK = 0x0F, 127 DA_CCB_RETRY_UA = 0x10 128 } da_ccb_state; 129 130 /* 131 * Order here is important for method choice 132 * 133 * We prefer ATA_TRIM as tests run against a Sandforce 2281 SSD attached to 134 * LSI 2008 (mps) controller (FW: v12, Drv: v14) resulted 20% quicker deletes 135 * using ATA_TRIM than the corresponding UNMAP results for a real world mysql 136 * import taking 5mins. 137 * 138 */ 139 typedef enum { 140 DA_DELETE_NONE, 141 DA_DELETE_DISABLE, 142 DA_DELETE_ATA_TRIM, 143 DA_DELETE_UNMAP, 144 DA_DELETE_WS16, 145 DA_DELETE_WS10, 146 DA_DELETE_ZERO, 147 DA_DELETE_MIN = DA_DELETE_ATA_TRIM, 148 DA_DELETE_MAX = DA_DELETE_ZERO 149 } da_delete_methods; 150 151 typedef void da_delete_func_t (struct cam_periph *periph, union ccb *ccb, 152 struct bio *bp); 153 static da_delete_func_t da_delete_trim; 154 static da_delete_func_t da_delete_unmap; 155 static da_delete_func_t da_delete_ws; 156 157 static const void * da_delete_functions[] = { 158 NULL, 159 NULL, 160 da_delete_trim, 161 da_delete_unmap, 162 da_delete_ws, 163 da_delete_ws, 164 da_delete_ws 165 }; 166 167 static const char *da_delete_method_names[] = 168 { "NONE", "DISABLE", "ATA_TRIM", "UNMAP", "WS16", "WS10", "ZERO" }; 169 static const char *da_delete_method_desc[] = 170 { "NONE", "DISABLED", "ATA TRIM", "UNMAP", "WRITE SAME(16) with UNMAP", 171 "WRITE SAME(10) with UNMAP", "ZERO" }; 172 173 /* Offsets into our private area for storing information */ 174 #define ccb_state ppriv_field0 175 #define ccb_bp ppriv_ptr1 176 177 struct disk_params { 178 u_int8_t heads; 179 u_int32_t cylinders; 180 u_int8_t secs_per_track; 181 u_int32_t secsize; /* Number of bytes/sector */ 182 u_int64_t sectors; /* total number sectors */ 183 u_int stripesize; 184 u_int stripeoffset; 185 }; 186 187 #define UNMAP_RANGE_MAX 0xffffffff 188 #define UNMAP_HEAD_SIZE 8 189 #define UNMAP_RANGE_SIZE 16 190 #define UNMAP_MAX_RANGES 2048 /* Protocol Max is 4095 */ 191 #define UNMAP_BUF_SIZE ((UNMAP_MAX_RANGES * UNMAP_RANGE_SIZE) + \ 192 UNMAP_HEAD_SIZE) 193 194 #define WS10_MAX_BLKS 0xffff 195 #define WS16_MAX_BLKS 0xffffffff 196 #define ATA_TRIM_MAX_RANGES ((UNMAP_BUF_SIZE / \ 197 (ATA_DSM_RANGE_SIZE * ATA_DSM_BLK_SIZE)) * ATA_DSM_BLK_SIZE) 198 199 struct da_softc { 200 struct bio_queue_head bio_queue; 201 struct bio_queue_head delete_queue; 202 struct bio_queue_head delete_run_queue; 203 LIST_HEAD(, ccb_hdr) pending_ccbs; 204 int tur; /* TEST UNIT READY should be sent */ 205 int refcount; /* Active xpt_action() calls */ 206 da_state state; 207 da_flags flags; 208 da_quirks quirks; 209 int sort_io_queue; 210 int minimum_cmd_size; 211 int error_inject; 212 int trim_max_ranges; 213 int delete_running; 214 int delete_available; /* Delete methods possibly available */ 215 u_int maxio; 216 uint32_t unmap_max_ranges; 217 uint32_t unmap_max_lba; /* Max LBAs in UNMAP req */ 218 uint64_t ws_max_blks; 219 da_delete_methods delete_method; 220 da_delete_func_t *delete_func; 221 struct disk_params params; 222 struct disk *disk; 223 union ccb saved_ccb; 224 struct task sysctl_task; 225 struct sysctl_ctx_list sysctl_ctx; 226 struct sysctl_oid *sysctl_tree; 227 struct callout sendordered_c; 228 uint64_t wwpn; 229 uint8_t unmap_buf[UNMAP_BUF_SIZE]; 230 struct scsi_read_capacity_data_long rcaplong; 231 struct callout mediapoll_c; 232 }; 233 234 #define dadeleteflag(softc, delete_method, enable) \ 235 if (enable) { \ 236 softc->delete_available |= (1 << delete_method); \ 237 } else { \ 238 softc->delete_available &= ~(1 << delete_method); \ 239 } 240 241 struct da_quirk_entry { 242 struct scsi_inquiry_pattern inq_pat; 243 da_quirks quirks; 244 }; 245 246 static const char quantum[] = "QUANTUM"; 247 static const char microp[] = "MICROP"; 248 249 static struct da_quirk_entry da_quirk_table[] = 250 { 251 /* SPI, FC devices */ 252 { 253 /* 254 * Fujitsu M2513A MO drives. 255 * Tested devices: M2513A2 firmware versions 1200 & 1300. 256 * (dip switch selects whether T_DIRECT or T_OPTICAL device) 257 * Reported by: W.Scholten <whs@xs4all.nl> 258 */ 259 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"}, 260 /*quirks*/ DA_Q_NO_SYNC_CACHE 261 }, 262 { 263 /* See above. */ 264 {T_OPTICAL, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"}, 265 /*quirks*/ DA_Q_NO_SYNC_CACHE 266 }, 267 { 268 /* 269 * This particular Fujitsu drive doesn't like the 270 * synchronize cache command. 271 * Reported by: Tom Jackson <toj@gorilla.net> 272 */ 273 {T_DIRECT, SIP_MEDIA_FIXED, "FUJITSU", "M2954*", "*"}, 274 /*quirks*/ DA_Q_NO_SYNC_CACHE 275 }, 276 { 277 /* 278 * This drive doesn't like the synchronize cache command 279 * either. Reported by: Matthew Jacob <mjacob@feral.com> 280 * in NetBSD PR kern/6027, August 24, 1998. 281 */ 282 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2217*", "*"}, 283 /*quirks*/ DA_Q_NO_SYNC_CACHE 284 }, 285 { 286 /* 287 * This drive doesn't like the synchronize cache command 288 * either. Reported by: Hellmuth Michaelis (hm@kts.org) 289 * (PR 8882). 290 */ 291 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2112*", "*"}, 292 /*quirks*/ DA_Q_NO_SYNC_CACHE 293 }, 294 { 295 /* 296 * Doesn't like the synchronize cache command. 297 * Reported by: Blaz Zupan <blaz@gold.amis.net> 298 */ 299 {T_DIRECT, SIP_MEDIA_FIXED, "NEC", "D3847*", "*"}, 300 /*quirks*/ DA_Q_NO_SYNC_CACHE 301 }, 302 { 303 /* 304 * Doesn't like the synchronize cache command. 305 * Reported by: Blaz Zupan <blaz@gold.amis.net> 306 */ 307 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "MAVERICK 540S", "*"}, 308 /*quirks*/ DA_Q_NO_SYNC_CACHE 309 }, 310 { 311 /* 312 * Doesn't like the synchronize cache command. 313 */ 314 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS525S", "*"}, 315 /*quirks*/ DA_Q_NO_SYNC_CACHE 316 }, 317 { 318 /* 319 * Doesn't like the synchronize cache command. 320 * Reported by: walter@pelissero.de 321 */ 322 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS540S", "*"}, 323 /*quirks*/ DA_Q_NO_SYNC_CACHE 324 }, 325 { 326 /* 327 * Doesn't work correctly with 6 byte reads/writes. 328 * Returns illegal request, and points to byte 9 of the 329 * 6-byte CDB. 330 * Reported by: Adam McDougall <bsdx@spawnet.com> 331 */ 332 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 4*", "*"}, 333 /*quirks*/ DA_Q_NO_6_BYTE 334 }, 335 { 336 /* See above. */ 337 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 2*", "*"}, 338 /*quirks*/ DA_Q_NO_6_BYTE 339 }, 340 { 341 /* 342 * Doesn't like the synchronize cache command. 343 * Reported by: walter@pelissero.de 344 */ 345 {T_DIRECT, SIP_MEDIA_FIXED, "CONNER", "CP3500*", "*"}, 346 /*quirks*/ DA_Q_NO_SYNC_CACHE 347 }, 348 { 349 /* 350 * The CISS RAID controllers do not support SYNC_CACHE 351 */ 352 {T_DIRECT, SIP_MEDIA_FIXED, "COMPAQ", "RAID*", "*"}, 353 /*quirks*/ DA_Q_NO_SYNC_CACHE 354 }, 355 { 356 /* 357 * The STEC 842 sometimes hang on UNMAP. 358 */ 359 {T_DIRECT, SIP_MEDIA_FIXED, "STEC", "S842E800M2", "*"}, 360 /*quirks*/ DA_Q_NO_UNMAP 361 }, 362 /* USB mass storage devices supported by umass(4) */ 363 { 364 /* 365 * EXATELECOM (Sigmatel) i-Bead 100/105 USB Flash MP3 Player 366 * PR: kern/51675 367 */ 368 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EXATEL", "i-BEAD10*", "*"}, 369 /*quirks*/ DA_Q_NO_SYNC_CACHE 370 }, 371 { 372 /* 373 * Power Quotient Int. (PQI) USB flash key 374 * PR: kern/53067 375 */ 376 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "USB Flash Disk*", 377 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 378 }, 379 { 380 /* 381 * Creative Nomad MUVO mp3 player (USB) 382 * PR: kern/53094 383 */ 384 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "NOMAD_MUVO", "*"}, 385 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 386 }, 387 { 388 /* 389 * Jungsoft NEXDISK USB flash key 390 * PR: kern/54737 391 */ 392 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JUNGSOFT", "NEXDISK*", "*"}, 393 /*quirks*/ DA_Q_NO_SYNC_CACHE 394 }, 395 { 396 /* 397 * FreeDik USB Mini Data Drive 398 * PR: kern/54786 399 */ 400 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FreeDik*", "Mini Data Drive", 401 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 402 }, 403 { 404 /* 405 * Sigmatel USB Flash MP3 Player 406 * PR: kern/57046 407 */ 408 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SigmaTel", "MSCN", "*"}, 409 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 410 }, 411 { 412 /* 413 * Neuros USB Digital Audio Computer 414 * PR: kern/63645 415 */ 416 {T_DIRECT, SIP_MEDIA_REMOVABLE, "NEUROS", "dig. audio comp.", 417 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 418 }, 419 { 420 /* 421 * SEAGRAND NP-900 MP3 Player 422 * PR: kern/64563 423 */ 424 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SEAGRAND", "NP-900*", "*"}, 425 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 426 }, 427 { 428 /* 429 * iRiver iFP MP3 player (with UMS Firmware) 430 * PR: kern/54881, i386/63941, kern/66124 431 */ 432 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iRiver", "iFP*", "*"}, 433 /*quirks*/ DA_Q_NO_SYNC_CACHE 434 }, 435 { 436 /* 437 * Frontier Labs NEX IA+ Digital Audio Player, rev 1.10/0.01 438 * PR: kern/70158 439 */ 440 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FL" , "Nex*", "*"}, 441 /*quirks*/ DA_Q_NO_SYNC_CACHE 442 }, 443 { 444 /* 445 * ZICPlay USB MP3 Player with FM 446 * PR: kern/75057 447 */ 448 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ACTIONS*" , "USB DISK*", "*"}, 449 /*quirks*/ DA_Q_NO_SYNC_CACHE 450 }, 451 { 452 /* 453 * TEAC USB floppy mechanisms 454 */ 455 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TEAC" , "FD-05*", "*"}, 456 /*quirks*/ DA_Q_NO_SYNC_CACHE 457 }, 458 { 459 /* 460 * Kingston DataTraveler II+ USB Pen-Drive. 461 * Reported by: Pawel Jakub Dawidek <pjd@FreeBSD.org> 462 */ 463 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston" , "DataTraveler II+", 464 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 465 }, 466 { 467 /* 468 * USB DISK Pro PMAP 469 * Reported by: jhs 470 * PR: usb/96381 471 */ 472 {T_DIRECT, SIP_MEDIA_REMOVABLE, " ", "USB DISK Pro", "PMAP"}, 473 /*quirks*/ DA_Q_NO_SYNC_CACHE 474 }, 475 { 476 /* 477 * Motorola E398 Mobile Phone (TransFlash memory card). 478 * Reported by: Wojciech A. Koszek <dunstan@FreeBSD.czest.pl> 479 * PR: usb/89889 480 */ 481 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Motorola" , "Motorola Phone", 482 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 483 }, 484 { 485 /* 486 * Qware BeatZkey! Pro 487 * PR: usb/79164 488 */ 489 {T_DIRECT, SIP_MEDIA_REMOVABLE, "GENERIC", "USB DISK DEVICE", 490 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 491 }, 492 { 493 /* 494 * Time DPA20B 1GB MP3 Player 495 * PR: usb/81846 496 */ 497 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB2.0*", "(FS) FLASH DISK*", 498 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 499 }, 500 { 501 /* 502 * Samsung USB key 128Mb 503 * PR: usb/90081 504 */ 505 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB-DISK", "FreeDik-FlashUsb", 506 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 507 }, 508 { 509 /* 510 * Kingston DataTraveler 2.0 USB Flash memory. 511 * PR: usb/89196 512 */ 513 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler 2.0", 514 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 515 }, 516 { 517 /* 518 * Creative MUVO Slim mp3 player (USB) 519 * PR: usb/86131 520 */ 521 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "MuVo Slim", 522 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 523 }, 524 { 525 /* 526 * United MP5512 Portable MP3 Player (2-in-1 USB DISK/MP3) 527 * PR: usb/80487 528 */ 529 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "MUSIC DISK", 530 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 531 }, 532 { 533 /* 534 * SanDisk Micro Cruzer 128MB 535 * PR: usb/75970 536 */ 537 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SanDisk" , "Micro Cruzer", 538 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 539 }, 540 { 541 /* 542 * TOSHIBA TransMemory USB sticks 543 * PR: kern/94660 544 */ 545 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TOSHIBA", "TransMemory", 546 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 547 }, 548 { 549 /* 550 * PNY USB Flash keys 551 * PR: usb/75578, usb/72344, usb/65436 552 */ 553 {T_DIRECT, SIP_MEDIA_REMOVABLE, "*" , "USB DISK*", 554 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 555 }, 556 { 557 /* 558 * Genesys 6-in-1 Card Reader 559 * PR: usb/94647 560 */ 561 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "STORAGE DEVICE*", 562 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 563 }, 564 { 565 /* 566 * Rekam Digital CAMERA 567 * PR: usb/98713 568 */ 569 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CAMERA*", "4MP-9J6*", 570 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 571 }, 572 { 573 /* 574 * iRiver H10 MP3 player 575 * PR: usb/102547 576 */ 577 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "H10*", 578 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 579 }, 580 { 581 /* 582 * iRiver U10 MP3 player 583 * PR: usb/92306 584 */ 585 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "U10*", 586 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 587 }, 588 { 589 /* 590 * X-Micro Flash Disk 591 * PR: usb/96901 592 */ 593 {T_DIRECT, SIP_MEDIA_REMOVABLE, "X-Micro", "Flash Disk", 594 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 595 }, 596 { 597 /* 598 * EasyMP3 EM732X USB 2.0 Flash MP3 Player 599 * PR: usb/96546 600 */ 601 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EM732X", "MP3 Player*", 602 "1.00"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 603 }, 604 { 605 /* 606 * Denver MP3 player 607 * PR: usb/107101 608 */ 609 {T_DIRECT, SIP_MEDIA_REMOVABLE, "DENVER", "MP3 PLAYER", 610 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 611 }, 612 { 613 /* 614 * Philips USB Key Audio KEY013 615 * PR: usb/68412 616 */ 617 {T_DIRECT, SIP_MEDIA_REMOVABLE, "PHILIPS", "Key*", "*"}, 618 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT 619 }, 620 { 621 /* 622 * JNC MP3 Player 623 * PR: usb/94439 624 */ 625 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JNC*" , "MP3 Player*", 626 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 627 }, 628 { 629 /* 630 * SAMSUNG MP0402H 631 * PR: usb/108427 632 */ 633 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "MP0402H", "*"}, 634 /*quirks*/ DA_Q_NO_SYNC_CACHE 635 }, 636 { 637 /* 638 * I/O Magic USB flash - Giga Bank 639 * PR: usb/108810 640 */ 641 {T_DIRECT, SIP_MEDIA_FIXED, "GS-Magic", "stor*", "*"}, 642 /*quirks*/ DA_Q_NO_SYNC_CACHE 643 }, 644 { 645 /* 646 * JoyFly 128mb USB Flash Drive 647 * PR: 96133 648 */ 649 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "Flash Disk*", 650 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 651 }, 652 { 653 /* 654 * ChipsBnk usb stick 655 * PR: 103702 656 */ 657 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ChipsBnk", "USB*", 658 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 659 }, 660 { 661 /* 662 * Storcase (Kingston) InfoStation IFS FC2/SATA-R 201A 663 * PR: 129858 664 */ 665 {T_DIRECT, SIP_MEDIA_FIXED, "IFS", "FC2/SATA-R*", 666 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 667 }, 668 { 669 /* 670 * Samsung YP-U3 mp3-player 671 * PR: 125398 672 */ 673 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Samsung", "YP-U3", 674 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 675 }, 676 { 677 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Netac", "OnlyDisk*", 678 "2000"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 679 }, 680 { 681 /* 682 * Sony Cyber-Shot DSC cameras 683 * PR: usb/137035 684 */ 685 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Sony", "Sony DSC", "*"}, 686 /*quirks*/ DA_Q_NO_SYNC_CACHE | DA_Q_NO_PREVENT 687 }, 688 { 689 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler G3", 690 "1.00"}, /*quirks*/ DA_Q_NO_PREVENT 691 }, 692 { 693 /* At least several Transcent USB sticks lie on RC16. */ 694 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JetFlash", "Transcend*", 695 "*"}, /*quirks*/ DA_Q_NO_RC16 696 }, 697 /* ATA/SATA devices over SAS/USB/... */ 698 { 699 /* Hitachi Advanced Format (4k) drives */ 700 { T_DIRECT, SIP_MEDIA_FIXED, "Hitachi", "H??????????E3*", "*" }, 701 /*quirks*/DA_Q_4K 702 }, 703 { 704 /* Samsung Advanced Format (4k) drives */ 705 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD155UI*", "*" }, 706 /*quirks*/DA_Q_4K 707 }, 708 { 709 /* Samsung Advanced Format (4k) drives */ 710 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD155UI*", "*" }, 711 /*quirks*/DA_Q_4K 712 }, 713 { 714 /* Samsung Advanced Format (4k) drives */ 715 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG HD204UI*", "*" }, 716 /*quirks*/DA_Q_4K 717 }, 718 { 719 /* Samsung Advanced Format (4k) drives */ 720 { T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HD204UI*", "*" }, 721 /*quirks*/DA_Q_4K 722 }, 723 { 724 /* Seagate Barracuda Green Advanced Format (4k) drives */ 725 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DL*", "*" }, 726 /*quirks*/DA_Q_4K 727 }, 728 { 729 /* Seagate Barracuda Green Advanced Format (4k) drives */ 730 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DL", "*", "*" }, 731 /*quirks*/DA_Q_4K 732 }, 733 { 734 /* Seagate Barracuda Green Advanced Format (4k) drives */ 735 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???DM*", "*" }, 736 /*quirks*/DA_Q_4K 737 }, 738 { 739 /* Seagate Barracuda Green Advanced Format (4k) drives */ 740 { T_DIRECT, SIP_MEDIA_FIXED, "ST???DM*", "*", "*" }, 741 /*quirks*/DA_Q_4K 742 }, 743 { 744 /* Seagate Barracuda Green Advanced Format (4k) drives */ 745 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST????DM*", "*" }, 746 /*quirks*/DA_Q_4K 747 }, 748 { 749 /* Seagate Barracuda Green Advanced Format (4k) drives */ 750 { T_DIRECT, SIP_MEDIA_FIXED, "ST????DM", "*", "*" }, 751 /*quirks*/DA_Q_4K 752 }, 753 { 754 /* Seagate Momentus Advanced Format (4k) drives */ 755 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500423AS*", "*" }, 756 /*quirks*/DA_Q_4K 757 }, 758 { 759 /* Seagate Momentus Advanced Format (4k) drives */ 760 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "3AS*", "*" }, 761 /*quirks*/DA_Q_4K 762 }, 763 { 764 /* Seagate Momentus Advanced Format (4k) drives */ 765 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9500424AS*", "*" }, 766 /*quirks*/DA_Q_4K 767 }, 768 { 769 /* Seagate Momentus Advanced Format (4k) drives */ 770 { T_DIRECT, SIP_MEDIA_FIXED, "ST950042", "4AS*", "*" }, 771 /*quirks*/DA_Q_4K 772 }, 773 { 774 /* Seagate Momentus Advanced Format (4k) drives */ 775 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640423AS*", "*" }, 776 /*quirks*/DA_Q_4K 777 }, 778 { 779 /* Seagate Momentus Advanced Format (4k) drives */ 780 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "3AS*", "*" }, 781 /*quirks*/DA_Q_4K 782 }, 783 { 784 /* Seagate Momentus Advanced Format (4k) drives */ 785 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9640424AS*", "*" }, 786 /*quirks*/DA_Q_4K 787 }, 788 { 789 /* Seagate Momentus Advanced Format (4k) drives */ 790 { T_DIRECT, SIP_MEDIA_FIXED, "ST964042", "4AS*", "*" }, 791 /*quirks*/DA_Q_4K 792 }, 793 { 794 /* Seagate Momentus Advanced Format (4k) drives */ 795 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750420AS*", "*" }, 796 /*quirks*/DA_Q_4K 797 }, 798 { 799 /* Seagate Momentus Advanced Format (4k) drives */ 800 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "0AS*", "*" }, 801 /*quirks*/DA_Q_4K 802 }, 803 { 804 /* Seagate Momentus Advanced Format (4k) drives */ 805 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750422AS*", "*" }, 806 /*quirks*/DA_Q_4K 807 }, 808 { 809 /* Seagate Momentus Advanced Format (4k) drives */ 810 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "2AS*", "*" }, 811 /*quirks*/DA_Q_4K 812 }, 813 { 814 /* Seagate Momentus Advanced Format (4k) drives */ 815 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST9750423AS*", "*" }, 816 /*quirks*/DA_Q_4K 817 }, 818 { 819 /* Seagate Momentus Advanced Format (4k) drives */ 820 { T_DIRECT, SIP_MEDIA_FIXED, "ST975042", "3AS*", "*" }, 821 /*quirks*/DA_Q_4K 822 }, 823 { 824 /* Seagate Momentus Thin Advanced Format (4k) drives */ 825 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "ST???LT*", "*" }, 826 /*quirks*/DA_Q_4K 827 }, 828 { 829 /* Seagate Momentus Thin Advanced Format (4k) drives */ 830 { T_DIRECT, SIP_MEDIA_FIXED, "ST???LT*", "*", "*" }, 831 /*quirks*/DA_Q_4K 832 }, 833 { 834 /* WDC Caviar Green Advanced Format (4k) drives */ 835 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RS*", "*" }, 836 /*quirks*/DA_Q_4K 837 }, 838 { 839 /* WDC Caviar Green Advanced Format (4k) drives */ 840 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RS*", "*" }, 841 /*quirks*/DA_Q_4K 842 }, 843 { 844 /* WDC Caviar Green Advanced Format (4k) drives */ 845 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD????RX*", "*" }, 846 /*quirks*/DA_Q_4K 847 }, 848 { 849 /* WDC Caviar Green Advanced Format (4k) drives */ 850 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "??RX*", "*" }, 851 /*quirks*/DA_Q_4K 852 }, 853 { 854 /* WDC Caviar Green Advanced Format (4k) drives */ 855 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RS*", "*" }, 856 /*quirks*/DA_Q_4K 857 }, 858 { 859 /* WDC Caviar Green Advanced Format (4k) drives */ 860 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RS*", "*" }, 861 /*quirks*/DA_Q_4K 862 }, 863 { 864 /* WDC Caviar Green Advanced Format (4k) drives */ 865 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD??????RX*", "*" }, 866 /*quirks*/DA_Q_4K 867 }, 868 { 869 /* WDC Caviar Green Advanced Format (4k) drives */ 870 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "????RX*", "*" }, 871 /*quirks*/DA_Q_4K 872 }, 873 { 874 /* WDC Scorpio Black Advanced Format (4k) drives */ 875 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PKT*", "*" }, 876 /*quirks*/DA_Q_4K 877 }, 878 { 879 /* WDC Scorpio Black Advanced Format (4k) drives */ 880 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PKT*", "*" }, 881 /*quirks*/DA_Q_4K 882 }, 883 { 884 /* WDC Scorpio Black Advanced Format (4k) drives */ 885 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PKT*", "*" }, 886 /*quirks*/DA_Q_4K 887 }, 888 { 889 /* WDC Scorpio Black Advanced Format (4k) drives */ 890 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PKT*", "*" }, 891 /*quirks*/DA_Q_4K 892 }, 893 { 894 /* WDC Scorpio Blue Advanced Format (4k) drives */ 895 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD???PVT*", "*" }, 896 /*quirks*/DA_Q_4K 897 }, 898 { 899 /* WDC Scorpio Blue Advanced Format (4k) drives */ 900 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "?PVT*", "*" }, 901 /*quirks*/DA_Q_4K 902 }, 903 { 904 /* WDC Scorpio Blue Advanced Format (4k) drives */ 905 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "WDC WD?????PVT*", "*" }, 906 /*quirks*/DA_Q_4K 907 }, 908 { 909 /* WDC Scorpio Blue Advanced Format (4k) drives */ 910 { T_DIRECT, SIP_MEDIA_FIXED, "WDC WD??", "???PVT*", "*" }, 911 /*quirks*/DA_Q_4K 912 }, 913 { 914 /* 915 * Olympus FE-210 camera 916 */ 917 {T_DIRECT, SIP_MEDIA_REMOVABLE, "OLYMPUS", "FE210*", 918 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 919 }, 920 { 921 /* 922 * LG UP3S MP3 player 923 */ 924 {T_DIRECT, SIP_MEDIA_REMOVABLE, "LG", "UP3S", 925 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 926 }, 927 { 928 /* 929 * Laser MP3-2GA13 MP3 player 930 */ 931 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB 2.0", "(HS) Flash Disk", 932 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 933 }, 934 { 935 /* 936 * LaCie external 250GB Hard drive des by Porsche 937 * Submitted by: Ben Stuyts <ben@altesco.nl> 938 * PR: 121474 939 */ 940 {T_DIRECT, SIP_MEDIA_FIXED, "SAMSUNG", "HM250JI", "*"}, 941 /*quirks*/ DA_Q_NO_SYNC_CACHE 942 }, 943 /* SATA SSDs */ 944 { 945 /* 946 * Corsair Force 2 SSDs 947 * 4k optimised & trim only works in 4k requests + 4k aligned 948 */ 949 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair CSSD-F*", "*" }, 950 /*quirks*/DA_Q_4K 951 }, 952 { 953 /* 954 * Corsair Force 3 SSDs 955 * 4k optimised & trim only works in 4k requests + 4k aligned 956 */ 957 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force 3*", "*" }, 958 /*quirks*/DA_Q_4K 959 }, 960 { 961 /* 962 * Corsair Neutron GTX SSDs 963 * 4k optimised & trim only works in 4k requests + 4k aligned 964 */ 965 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 966 /*quirks*/DA_Q_4K 967 }, 968 { 969 /* 970 * Corsair Force GT & GS SSDs 971 * 4k optimised & trim only works in 4k requests + 4k aligned 972 */ 973 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Corsair Force G*", "*" }, 974 /*quirks*/DA_Q_4K 975 }, 976 { 977 /* 978 * Crucial M4 SSDs 979 * 4k optimised & trim only works in 4k requests + 4k aligned 980 */ 981 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "M4-CT???M4SSD2*", "*" }, 982 /*quirks*/DA_Q_4K 983 }, 984 { 985 /* 986 * Crucial RealSSD C300 SSDs 987 * 4k optimised 988 */ 989 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "C300-CTFDDAC???MAG*", 990 "*" }, /*quirks*/DA_Q_4K 991 }, 992 { 993 /* 994 * Intel 320 Series SSDs 995 * 4k optimised & trim only works in 4k requests + 4k aligned 996 */ 997 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2CW*", "*" }, 998 /*quirks*/DA_Q_4K 999 }, 1000 { 1001 /* 1002 * Intel 330 Series SSDs 1003 * 4k optimised & trim only works in 4k requests + 4k aligned 1004 */ 1005 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2CT*", "*" }, 1006 /*quirks*/DA_Q_4K 1007 }, 1008 { 1009 /* 1010 * Intel 510 Series SSDs 1011 * 4k optimised & trim only works in 4k requests + 4k aligned 1012 */ 1013 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2MH*", "*" }, 1014 /*quirks*/DA_Q_4K 1015 }, 1016 { 1017 /* 1018 * Intel 520 Series SSDs 1019 * 4k optimised & trim only works in 4k requests + 4k aligned 1020 */ 1021 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSC2BW*", "*" }, 1022 /*quirks*/DA_Q_4K 1023 }, 1024 { 1025 /* 1026 * Intel X25-M Series SSDs 1027 * 4k optimised & trim only works in 4k requests + 4k aligned 1028 */ 1029 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "INTEL SSDSA2M*", "*" }, 1030 /*quirks*/DA_Q_4K 1031 }, 1032 { 1033 /* 1034 * Kingston E100 Series SSDs 1035 * 4k optimised & trim only works in 4k requests + 4k aligned 1036 */ 1037 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SE100S3*", "*" }, 1038 /*quirks*/DA_Q_4K 1039 }, 1040 { 1041 /* 1042 * Kingston HyperX 3k SSDs 1043 * 4k optimised & trim only works in 4k requests + 4k aligned 1044 */ 1045 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "KINGSTON SH103S3*", "*" }, 1046 /*quirks*/DA_Q_4K 1047 }, 1048 { 1049 /* 1050 * Marvell SSDs (entry taken from OpenSolaris) 1051 * 4k optimised & trim only works in 4k requests + 4k aligned 1052 */ 1053 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "MARVELL SD88SA02*", "*" }, 1054 /*quirks*/DA_Q_4K 1055 }, 1056 { 1057 /* 1058 * OCZ Agility 2 SSDs 1059 * 4k optimised & trim only works in 4k requests + 4k aligned 1060 */ 1061 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 1062 /*quirks*/DA_Q_4K 1063 }, 1064 { 1065 /* 1066 * OCZ Agility 3 SSDs 1067 * 4k optimised & trim only works in 4k requests + 4k aligned 1068 */ 1069 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-AGILITY3*", "*" }, 1070 /*quirks*/DA_Q_4K 1071 }, 1072 { 1073 /* 1074 * OCZ Deneva R Series SSDs 1075 * 4k optimised & trim only works in 4k requests + 4k aligned 1076 */ 1077 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "DENRSTE251M45*", "*" }, 1078 /*quirks*/DA_Q_4K 1079 }, 1080 { 1081 /* 1082 * OCZ Vertex 2 SSDs (inc pro series) 1083 * 4k optimised & trim only works in 4k requests + 4k aligned 1084 */ 1085 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ?VERTEX2*", "*" }, 1086 /*quirks*/DA_Q_4K 1087 }, 1088 { 1089 /* 1090 * OCZ Vertex 3 SSDs 1091 * 4k optimised & trim only works in 4k requests + 4k aligned 1092 */ 1093 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX3*", "*" }, 1094 /*quirks*/DA_Q_4K 1095 }, 1096 { 1097 /* 1098 * OCZ Vertex 4 SSDs 1099 * 4k optimised & trim only works in 4k requests + 4k aligned 1100 */ 1101 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "OCZ-VERTEX4*", "*" }, 1102 /*quirks*/DA_Q_4K 1103 }, 1104 { 1105 /* 1106 * Samsung 830 Series SSDs 1107 * 4k optimised & trim only works in 4k requests + 4k aligned 1108 */ 1109 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SAMSUNG SSD 830 Series*", "*" }, 1110 /*quirks*/DA_Q_4K 1111 }, 1112 { 1113 /* 1114 * Samsung 840 SSDs 1115 * 4k optimised & trim only works in 4k requests + 4k aligned 1116 */ 1117 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "Samsung SSD 840*", "*" }, 1118 /*quirks*/DA_Q_4K 1119 }, 1120 { 1121 /* 1122 * SuperTalent TeraDrive CT SSDs 1123 * 4k optimised & trim only works in 4k requests + 4k aligned 1124 */ 1125 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "FTM??CT25H*", "*" }, 1126 /*quirks*/DA_Q_4K 1127 }, 1128 { 1129 /* 1130 * XceedIOPS SATA SSDs 1131 * 4k optimised 1132 */ 1133 { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "SG9XCS2D*", "*" }, 1134 /*quirks*/DA_Q_4K 1135 }, 1136 }; 1137 1138 static disk_strategy_t dastrategy; 1139 static dumper_t dadump; 1140 static periph_init_t dainit; 1141 static void daasync(void *callback_arg, u_int32_t code, 1142 struct cam_path *path, void *arg); 1143 static void dasysctlinit(void *context, int pending); 1144 static int dacmdsizesysctl(SYSCTL_HANDLER_ARGS); 1145 static int dadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 1146 static int dadeletemaxsysctl(SYSCTL_HANDLER_ARGS); 1147 static void dadeletemethodset(struct da_softc *softc, 1148 da_delete_methods delete_method); 1149 static off_t dadeletemaxsize(struct da_softc *softc, 1150 da_delete_methods delete_method); 1151 static void dadeletemethodchoose(struct da_softc *softc, 1152 da_delete_methods default_method); 1153 static void daprobedone(struct cam_periph *periph, union ccb *ccb); 1154 1155 static periph_ctor_t daregister; 1156 static periph_dtor_t dacleanup; 1157 static periph_start_t dastart; 1158 static periph_oninv_t daoninvalidate; 1159 static void dadone(struct cam_periph *periph, 1160 union ccb *done_ccb); 1161 static int daerror(union ccb *ccb, u_int32_t cam_flags, 1162 u_int32_t sense_flags); 1163 static void daprevent(struct cam_periph *periph, int action); 1164 static void dareprobe(struct cam_periph *periph); 1165 static void dasetgeom(struct cam_periph *periph, uint32_t block_len, 1166 uint64_t maxsector, 1167 struct scsi_read_capacity_data_long *rcaplong, 1168 size_t rcap_size); 1169 static timeout_t dasendorderedtag; 1170 static void dashutdown(void *arg, int howto); 1171 static timeout_t damediapoll; 1172 1173 #ifndef DA_DEFAULT_POLL_PERIOD 1174 #define DA_DEFAULT_POLL_PERIOD 3 1175 #endif 1176 1177 #ifndef DA_DEFAULT_TIMEOUT 1178 #define DA_DEFAULT_TIMEOUT 60 /* Timeout in seconds */ 1179 #endif 1180 1181 #ifndef DA_DEFAULT_RETRY 1182 #define DA_DEFAULT_RETRY 4 1183 #endif 1184 1185 #ifndef DA_DEFAULT_SEND_ORDERED 1186 #define DA_DEFAULT_SEND_ORDERED 1 1187 #endif 1188 1189 #define DA_SIO (softc->sort_io_queue >= 0 ? \ 1190 softc->sort_io_queue : cam_sort_io_queues) 1191 1192 static int da_poll_period = DA_DEFAULT_POLL_PERIOD; 1193 static int da_retry_count = DA_DEFAULT_RETRY; 1194 static int da_default_timeout = DA_DEFAULT_TIMEOUT; 1195 static int da_send_ordered = DA_DEFAULT_SEND_ORDERED; 1196 1197 static SYSCTL_NODE(_kern_cam, OID_AUTO, da, CTLFLAG_RD, 0, 1198 "CAM Direct Access Disk driver"); 1199 SYSCTL_INT(_kern_cam_da, OID_AUTO, poll_period, CTLFLAG_RWTUN, 1200 &da_poll_period, 0, "Media polling period in seconds"); 1201 SYSCTL_INT(_kern_cam_da, OID_AUTO, retry_count, CTLFLAG_RWTUN, 1202 &da_retry_count, 0, "Normal I/O retry count"); 1203 SYSCTL_INT(_kern_cam_da, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 1204 &da_default_timeout, 0, "Normal I/O timeout (in seconds)"); 1205 SYSCTL_INT(_kern_cam_da, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 1206 &da_send_ordered, 0, "Send Ordered Tags"); 1207 1208 /* 1209 * DA_ORDEREDTAG_INTERVAL determines how often, relative 1210 * to the default timeout, we check to see whether an ordered 1211 * tagged transaction is appropriate to prevent simple tag 1212 * starvation. Since we'd like to ensure that there is at least 1213 * 1/2 of the timeout length left for a starved transaction to 1214 * complete after we've sent an ordered tag, we must poll at least 1215 * four times in every timeout period. This takes care of the worst 1216 * case where a starved transaction starts during an interval that 1217 * meets the requirement "don't send an ordered tag" test so it takes 1218 * us two intervals to determine that a tag must be sent. 1219 */ 1220 #ifndef DA_ORDEREDTAG_INTERVAL 1221 #define DA_ORDEREDTAG_INTERVAL 4 1222 #endif 1223 1224 static struct periph_driver dadriver = 1225 { 1226 dainit, "da", 1227 TAILQ_HEAD_INITIALIZER(dadriver.units), /* generation */ 0 1228 }; 1229 1230 PERIPHDRIVER_DECLARE(da, dadriver); 1231 1232 static MALLOC_DEFINE(M_SCSIDA, "scsi_da", "scsi_da buffers"); 1233 1234 static int 1235 daopen(struct disk *dp) 1236 { 1237 struct cam_periph *periph; 1238 struct da_softc *softc; 1239 int error; 1240 1241 periph = (struct cam_periph *)dp->d_drv1; 1242 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 1243 return (ENXIO); 1244 } 1245 1246 cam_periph_lock(periph); 1247 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 1248 cam_periph_unlock(periph); 1249 cam_periph_release(periph); 1250 return (error); 1251 } 1252 1253 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 1254 ("daopen\n")); 1255 1256 softc = (struct da_softc *)periph->softc; 1257 dareprobe(periph); 1258 1259 /* Wait for the disk size update. */ 1260 error = cam_periph_sleep(periph, &softc->disk->d_mediasize, PRIBIO, 1261 "dareprobe", 0); 1262 if (error != 0) 1263 xpt_print(periph->path, "unable to retrieve capacity data\n"); 1264 1265 if (periph->flags & CAM_PERIPH_INVALID) 1266 error = ENXIO; 1267 1268 if (error == 0 && (softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 && 1269 (softc->quirks & DA_Q_NO_PREVENT) == 0) 1270 daprevent(periph, PR_PREVENT); 1271 1272 if (error == 0) { 1273 softc->flags &= ~DA_FLAG_PACK_INVALID; 1274 softc->flags |= DA_FLAG_OPEN; 1275 } 1276 1277 cam_periph_unhold(periph); 1278 cam_periph_unlock(periph); 1279 1280 if (error != 0) 1281 cam_periph_release(periph); 1282 1283 return (error); 1284 } 1285 1286 static int 1287 daclose(struct disk *dp) 1288 { 1289 struct cam_periph *periph; 1290 struct da_softc *softc; 1291 union ccb *ccb; 1292 int error; 1293 1294 periph = (struct cam_periph *)dp->d_drv1; 1295 softc = (struct da_softc *)periph->softc; 1296 cam_periph_lock(periph); 1297 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 1298 ("daclose\n")); 1299 1300 if (cam_periph_hold(periph, PRIBIO) == 0) { 1301 1302 /* Flush disk cache. */ 1303 if ((softc->flags & DA_FLAG_DIRTY) != 0 && 1304 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0 && 1305 (softc->flags & DA_FLAG_PACK_INVALID) == 0) { 1306 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 1307 scsi_synchronize_cache(&ccb->csio, /*retries*/1, 1308 /*cbfcnp*/dadone, MSG_SIMPLE_Q_TAG, 1309 /*begin_lba*/0, /*lb_count*/0, SSD_FULL_SIZE, 1310 5 * 60 * 1000); 1311 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0, 1312 /*sense_flags*/SF_RETRY_UA | SF_QUIET_IR, 1313 softc->disk->d_devstat); 1314 if (error == 0) 1315 softc->flags &= ~DA_FLAG_DIRTY; 1316 xpt_release_ccb(ccb); 1317 } 1318 1319 /* Allow medium removal. */ 1320 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 && 1321 (softc->quirks & DA_Q_NO_PREVENT) == 0) 1322 daprevent(periph, PR_ALLOW); 1323 1324 cam_periph_unhold(periph); 1325 } 1326 1327 /* 1328 * If we've got removeable media, mark the blocksize as 1329 * unavailable, since it could change when new media is 1330 * inserted. 1331 */ 1332 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0) 1333 softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE; 1334 1335 softc->flags &= ~DA_FLAG_OPEN; 1336 while (softc->refcount != 0) 1337 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "daclose", 1); 1338 cam_periph_unlock(periph); 1339 cam_periph_release(periph); 1340 return (0); 1341 } 1342 1343 static void 1344 daschedule(struct cam_periph *periph) 1345 { 1346 struct da_softc *softc = (struct da_softc *)periph->softc; 1347 1348 if (softc->state != DA_STATE_NORMAL) 1349 return; 1350 1351 /* Check if we have more work to do. */ 1352 if (bioq_first(&softc->bio_queue) || 1353 (!softc->delete_running && bioq_first(&softc->delete_queue)) || 1354 softc->tur) { 1355 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1356 } 1357 } 1358 1359 /* 1360 * Actually translate the requested transfer into one the physical driver 1361 * can understand. The transfer is described by a buf and will include 1362 * only one physical transfer. 1363 */ 1364 static void 1365 dastrategy(struct bio *bp) 1366 { 1367 struct cam_periph *periph; 1368 struct da_softc *softc; 1369 1370 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1371 softc = (struct da_softc *)periph->softc; 1372 1373 cam_periph_lock(periph); 1374 1375 /* 1376 * If the device has been made invalid, error out 1377 */ 1378 if ((softc->flags & DA_FLAG_PACK_INVALID)) { 1379 cam_periph_unlock(periph); 1380 biofinish(bp, NULL, ENXIO); 1381 return; 1382 } 1383 1384 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastrategy(%p)\n", bp)); 1385 1386 /* 1387 * Place it in the queue of disk activities for this disk 1388 */ 1389 if (bp->bio_cmd == BIO_DELETE) { 1390 bioq_disksort(&softc->delete_queue, bp); 1391 } else if (DA_SIO) { 1392 bioq_disksort(&softc->bio_queue, bp); 1393 } else { 1394 bioq_insert_tail(&softc->bio_queue, bp); 1395 } 1396 1397 /* 1398 * Schedule ourselves for performing the work. 1399 */ 1400 daschedule(periph); 1401 cam_periph_unlock(periph); 1402 1403 return; 1404 } 1405 1406 static int 1407 dadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1408 { 1409 struct cam_periph *periph; 1410 struct da_softc *softc; 1411 u_int secsize; 1412 struct ccb_scsiio csio; 1413 struct disk *dp; 1414 int error = 0; 1415 1416 dp = arg; 1417 periph = dp->d_drv1; 1418 softc = (struct da_softc *)periph->softc; 1419 cam_periph_lock(periph); 1420 secsize = softc->params.secsize; 1421 1422 if ((softc->flags & DA_FLAG_PACK_INVALID) != 0) { 1423 cam_periph_unlock(periph); 1424 return (ENXIO); 1425 } 1426 1427 if (length > 0) { 1428 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1429 csio.ccb_h.ccb_state = DA_CCB_DUMP; 1430 scsi_read_write(&csio, 1431 /*retries*/0, 1432 dadone, 1433 MSG_ORDERED_Q_TAG, 1434 /*read*/SCSI_RW_WRITE, 1435 /*byte2*/0, 1436 /*minimum_cmd_size*/ softc->minimum_cmd_size, 1437 offset / secsize, 1438 length / secsize, 1439 /*data_ptr*/(u_int8_t *) virtual, 1440 /*dxfer_len*/length, 1441 /*sense_len*/SSD_FULL_SIZE, 1442 da_default_timeout * 1000); 1443 xpt_polled_action((union ccb *)&csio); 1444 1445 error = cam_periph_error((union ccb *)&csio, 1446 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1447 if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0) 1448 cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0, 1449 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1450 if (error != 0) 1451 printf("Aborting dump due to I/O error.\n"); 1452 cam_periph_unlock(periph); 1453 return (error); 1454 } 1455 1456 /* 1457 * Sync the disk cache contents to the physical media. 1458 */ 1459 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) { 1460 1461 xpt_setup_ccb(&csio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1462 csio.ccb_h.ccb_state = DA_CCB_DUMP; 1463 scsi_synchronize_cache(&csio, 1464 /*retries*/0, 1465 /*cbfcnp*/dadone, 1466 MSG_SIMPLE_Q_TAG, 1467 /*begin_lba*/0,/* Cover the whole disk */ 1468 /*lb_count*/0, 1469 SSD_FULL_SIZE, 1470 5 * 60 * 1000); 1471 xpt_polled_action((union ccb *)&csio); 1472 1473 error = cam_periph_error((union ccb *)&csio, 1474 0, SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR, NULL); 1475 if ((csio.ccb_h.status & CAM_DEV_QFRZN) != 0) 1476 cam_release_devq(csio.ccb_h.path, /*relsim_flags*/0, 1477 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1478 if (error != 0) 1479 xpt_print(periph->path, "Synchronize cache failed\n"); 1480 } 1481 cam_periph_unlock(periph); 1482 return (error); 1483 } 1484 1485 static int 1486 dagetattr(struct bio *bp) 1487 { 1488 int ret; 1489 struct cam_periph *periph; 1490 1491 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1492 cam_periph_lock(periph); 1493 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1494 periph->path); 1495 cam_periph_unlock(periph); 1496 if (ret == 0) 1497 bp->bio_completed = bp->bio_length; 1498 return ret; 1499 } 1500 1501 static void 1502 dainit(void) 1503 { 1504 cam_status status; 1505 1506 /* 1507 * Install a global async callback. This callback will 1508 * receive async callbacks like "new device found". 1509 */ 1510 status = xpt_register_async(AC_FOUND_DEVICE, daasync, NULL, NULL); 1511 1512 if (status != CAM_REQ_CMP) { 1513 printf("da: Failed to attach master async callback " 1514 "due to status 0x%x!\n", status); 1515 } else if (da_send_ordered) { 1516 1517 /* Register our shutdown event handler */ 1518 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, dashutdown, 1519 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1520 printf("dainit: shutdown event registration failed!\n"); 1521 } 1522 } 1523 1524 /* 1525 * Callback from GEOM, called when it has finished cleaning up its 1526 * resources. 1527 */ 1528 static void 1529 dadiskgonecb(struct disk *dp) 1530 { 1531 struct cam_periph *periph; 1532 1533 periph = (struct cam_periph *)dp->d_drv1; 1534 cam_periph_release(periph); 1535 } 1536 1537 static void 1538 daoninvalidate(struct cam_periph *periph) 1539 { 1540 struct da_softc *softc; 1541 1542 softc = (struct da_softc *)periph->softc; 1543 1544 /* 1545 * De-register any async callbacks. 1546 */ 1547 xpt_register_async(0, daasync, periph, periph->path); 1548 1549 softc->flags |= DA_FLAG_PACK_INVALID; 1550 1551 /* 1552 * Return all queued I/O with ENXIO. 1553 * XXX Handle any transactions queued to the card 1554 * with XPT_ABORT_CCB. 1555 */ 1556 bioq_flush(&softc->bio_queue, NULL, ENXIO); 1557 bioq_flush(&softc->delete_queue, NULL, ENXIO); 1558 1559 /* 1560 * Tell GEOM that we've gone away, we'll get a callback when it is 1561 * done cleaning up its resources. 1562 */ 1563 disk_gone(softc->disk); 1564 } 1565 1566 static void 1567 dacleanup(struct cam_periph *periph) 1568 { 1569 struct da_softc *softc; 1570 1571 softc = (struct da_softc *)periph->softc; 1572 1573 cam_periph_unlock(periph); 1574 1575 /* 1576 * If we can't free the sysctl tree, oh well... 1577 */ 1578 if ((softc->flags & DA_FLAG_SCTX_INIT) != 0 1579 && sysctl_ctx_free(&softc->sysctl_ctx) != 0) { 1580 xpt_print(periph->path, "can't remove sysctl context\n"); 1581 } 1582 1583 callout_drain(&softc->mediapoll_c); 1584 disk_destroy(softc->disk); 1585 callout_drain(&softc->sendordered_c); 1586 free(softc, M_DEVBUF); 1587 cam_periph_lock(periph); 1588 } 1589 1590 static void 1591 daasync(void *callback_arg, u_int32_t code, 1592 struct cam_path *path, void *arg) 1593 { 1594 struct cam_periph *periph; 1595 struct da_softc *softc; 1596 1597 periph = (struct cam_periph *)callback_arg; 1598 switch (code) { 1599 case AC_FOUND_DEVICE: 1600 { 1601 struct ccb_getdev *cgd; 1602 cam_status status; 1603 1604 cgd = (struct ccb_getdev *)arg; 1605 if (cgd == NULL) 1606 break; 1607 1608 if (cgd->protocol != PROTO_SCSI) 1609 break; 1610 1611 if (SID_TYPE(&cgd->inq_data) != T_DIRECT 1612 && SID_TYPE(&cgd->inq_data) != T_RBC 1613 && SID_TYPE(&cgd->inq_data) != T_OPTICAL) 1614 break; 1615 1616 /* 1617 * Allocate a peripheral instance for 1618 * this device and start the probe 1619 * process. 1620 */ 1621 status = cam_periph_alloc(daregister, daoninvalidate, 1622 dacleanup, dastart, 1623 "da", CAM_PERIPH_BIO, 1624 path, daasync, 1625 AC_FOUND_DEVICE, cgd); 1626 1627 if (status != CAM_REQ_CMP 1628 && status != CAM_REQ_INPROG) 1629 printf("daasync: Unable to attach to new device " 1630 "due to status 0x%x\n", status); 1631 return; 1632 } 1633 case AC_ADVINFO_CHANGED: 1634 { 1635 uintptr_t buftype; 1636 1637 buftype = (uintptr_t)arg; 1638 if (buftype == CDAI_TYPE_PHYS_PATH) { 1639 struct da_softc *softc; 1640 1641 softc = periph->softc; 1642 disk_attr_changed(softc->disk, "GEOM::physpath", 1643 M_NOWAIT); 1644 } 1645 break; 1646 } 1647 case AC_UNIT_ATTENTION: 1648 { 1649 union ccb *ccb; 1650 int error_code, sense_key, asc, ascq; 1651 1652 softc = (struct da_softc *)periph->softc; 1653 ccb = (union ccb *)arg; 1654 1655 /* 1656 * Handle all UNIT ATTENTIONs except our own, 1657 * as they will be handled by daerror(). 1658 */ 1659 if (xpt_path_periph(ccb->ccb_h.path) != periph && 1660 scsi_extract_sense_ccb(ccb, 1661 &error_code, &sense_key, &asc, &ascq)) { 1662 if (asc == 0x2A && ascq == 0x09) { 1663 xpt_print(ccb->ccb_h.path, 1664 "Capacity data has changed\n"); 1665 softc->flags &= ~DA_FLAG_PROBED; 1666 dareprobe(periph); 1667 } else if (asc == 0x28 && ascq == 0x00) { 1668 softc->flags &= ~DA_FLAG_PROBED; 1669 disk_media_changed(softc->disk, M_NOWAIT); 1670 } else if (asc == 0x3F && ascq == 0x03) { 1671 xpt_print(ccb->ccb_h.path, 1672 "INQUIRY data has changed\n"); 1673 softc->flags &= ~DA_FLAG_PROBED; 1674 dareprobe(periph); 1675 } 1676 } 1677 cam_periph_async(periph, code, path, arg); 1678 break; 1679 } 1680 case AC_SCSI_AEN: 1681 softc = (struct da_softc *)periph->softc; 1682 if (!softc->tur) { 1683 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 1684 softc->tur = 1; 1685 daschedule(periph); 1686 } 1687 } 1688 /* FALLTHROUGH */ 1689 case AC_SENT_BDR: 1690 case AC_BUS_RESET: 1691 { 1692 struct ccb_hdr *ccbh; 1693 1694 softc = (struct da_softc *)periph->softc; 1695 /* 1696 * Don't fail on the expected unit attention 1697 * that will occur. 1698 */ 1699 softc->flags |= DA_FLAG_RETRY_UA; 1700 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le) 1701 ccbh->ccb_state |= DA_CCB_RETRY_UA; 1702 break; 1703 } 1704 default: 1705 break; 1706 } 1707 cam_periph_async(periph, code, path, arg); 1708 } 1709 1710 static void 1711 dasysctlinit(void *context, int pending) 1712 { 1713 struct cam_periph *periph; 1714 struct da_softc *softc; 1715 char tmpstr[80], tmpstr2[80]; 1716 struct ccb_trans_settings cts; 1717 1718 periph = (struct cam_periph *)context; 1719 /* 1720 * periph was held for us when this task was enqueued 1721 */ 1722 if (periph->flags & CAM_PERIPH_INVALID) { 1723 cam_periph_release(periph); 1724 return; 1725 } 1726 1727 softc = (struct da_softc *)periph->softc; 1728 snprintf(tmpstr, sizeof(tmpstr), "CAM DA unit %d", periph->unit_number); 1729 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1730 1731 sysctl_ctx_init(&softc->sysctl_ctx); 1732 softc->flags |= DA_FLAG_SCTX_INIT; 1733 softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx, 1734 SYSCTL_STATIC_CHILDREN(_kern_cam_da), OID_AUTO, tmpstr2, 1735 CTLFLAG_RD, 0, tmpstr); 1736 if (softc->sysctl_tree == NULL) { 1737 printf("dasysctlinit: unable to allocate sysctl tree\n"); 1738 cam_periph_release(periph); 1739 return; 1740 } 1741 1742 /* 1743 * Now register the sysctl handler, so the user can change the value on 1744 * the fly. 1745 */ 1746 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1747 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RW, 1748 softc, 0, dadeletemethodsysctl, "A", 1749 "BIO_DELETE execution method"); 1750 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1751 OID_AUTO, "delete_max", CTLTYPE_U64 | CTLFLAG_RW, 1752 softc, 0, dadeletemaxsysctl, "Q", 1753 "Maximum BIO_DELETE size"); 1754 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1755 OID_AUTO, "minimum_cmd_size", CTLTYPE_INT | CTLFLAG_RW, 1756 &softc->minimum_cmd_size, 0, dacmdsizesysctl, "I", 1757 "Minimum CDB size"); 1758 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1759 OID_AUTO, "sort_io_queue", CTLFLAG_RW, &softc->sort_io_queue, 0, 1760 "Sort IO queue to try and optimise disk access patterns"); 1761 1762 SYSCTL_ADD_INT(&softc->sysctl_ctx, 1763 SYSCTL_CHILDREN(softc->sysctl_tree), 1764 OID_AUTO, 1765 "error_inject", 1766 CTLFLAG_RW, 1767 &softc->error_inject, 1768 0, 1769 "error_inject leaf"); 1770 1771 1772 /* 1773 * Add some addressing info. 1774 */ 1775 memset(&cts, 0, sizeof (cts)); 1776 xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NONE); 1777 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 1778 cts.type = CTS_TYPE_CURRENT_SETTINGS; 1779 cam_periph_lock(periph); 1780 xpt_action((union ccb *)&cts); 1781 cam_periph_unlock(periph); 1782 if (cts.ccb_h.status != CAM_REQ_CMP) { 1783 cam_periph_release(periph); 1784 return; 1785 } 1786 if (cts.protocol == PROTO_SCSI && cts.transport == XPORT_FC) { 1787 struct ccb_trans_settings_fc *fc = &cts.xport_specific.fc; 1788 if (fc->valid & CTS_FC_VALID_WWPN) { 1789 softc->wwpn = fc->wwpn; 1790 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1791 SYSCTL_CHILDREN(softc->sysctl_tree), 1792 OID_AUTO, "wwpn", CTLFLAG_RD, 1793 &softc->wwpn, "World Wide Port Name"); 1794 } 1795 } 1796 cam_periph_release(periph); 1797 } 1798 1799 static int 1800 dadeletemaxsysctl(SYSCTL_HANDLER_ARGS) 1801 { 1802 int error; 1803 uint64_t value; 1804 struct da_softc *softc; 1805 1806 softc = (struct da_softc *)arg1; 1807 1808 value = softc->disk->d_delmaxsize; 1809 error = sysctl_handle_64(oidp, &value, 0, req); 1810 if ((error != 0) || (req->newptr == NULL)) 1811 return (error); 1812 1813 /* only accept values smaller than the calculated value */ 1814 if (value > dadeletemaxsize(softc, softc->delete_method)) { 1815 return (EINVAL); 1816 } 1817 softc->disk->d_delmaxsize = value; 1818 1819 return (0); 1820 } 1821 1822 static int 1823 dacmdsizesysctl(SYSCTL_HANDLER_ARGS) 1824 { 1825 int error, value; 1826 1827 value = *(int *)arg1; 1828 1829 error = sysctl_handle_int(oidp, &value, 0, req); 1830 1831 if ((error != 0) 1832 || (req->newptr == NULL)) 1833 return (error); 1834 1835 /* 1836 * Acceptable values here are 6, 10, 12 or 16. 1837 */ 1838 if (value < 6) 1839 value = 6; 1840 else if ((value > 6) 1841 && (value <= 10)) 1842 value = 10; 1843 else if ((value > 10) 1844 && (value <= 12)) 1845 value = 12; 1846 else if (value > 12) 1847 value = 16; 1848 1849 *(int *)arg1 = value; 1850 1851 return (0); 1852 } 1853 1854 static void 1855 dadeletemethodset(struct da_softc *softc, da_delete_methods delete_method) 1856 { 1857 1858 1859 softc->delete_method = delete_method; 1860 softc->disk->d_delmaxsize = dadeletemaxsize(softc, delete_method); 1861 softc->delete_func = da_delete_functions[delete_method]; 1862 1863 if (softc->delete_method > DA_DELETE_DISABLE) 1864 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1865 else 1866 softc->disk->d_flags &= ~DISKFLAG_CANDELETE; 1867 } 1868 1869 static off_t 1870 dadeletemaxsize(struct da_softc *softc, da_delete_methods delete_method) 1871 { 1872 off_t sectors; 1873 1874 switch(delete_method) { 1875 case DA_DELETE_UNMAP: 1876 sectors = (off_t)softc->unmap_max_lba; 1877 break; 1878 case DA_DELETE_ATA_TRIM: 1879 sectors = (off_t)ATA_DSM_RANGE_MAX * softc->trim_max_ranges; 1880 break; 1881 case DA_DELETE_WS16: 1882 sectors = (off_t)min(softc->ws_max_blks, WS16_MAX_BLKS); 1883 break; 1884 case DA_DELETE_ZERO: 1885 case DA_DELETE_WS10: 1886 sectors = (off_t)min(softc->ws_max_blks, WS10_MAX_BLKS); 1887 break; 1888 default: 1889 return 0; 1890 } 1891 1892 return (off_t)softc->params.secsize * 1893 min(sectors, (off_t)softc->params.sectors); 1894 } 1895 1896 static void 1897 daprobedone(struct cam_periph *periph, union ccb *ccb) 1898 { 1899 struct da_softc *softc; 1900 1901 softc = (struct da_softc *)periph->softc; 1902 1903 dadeletemethodchoose(softc, DA_DELETE_NONE); 1904 1905 if (bootverbose && (softc->flags & DA_FLAG_ANNOUNCED) == 0) { 1906 char buf[80]; 1907 int i, sep; 1908 1909 snprintf(buf, sizeof(buf), "Delete methods: <"); 1910 sep = 0; 1911 for (i = DA_DELETE_MIN; i <= DA_DELETE_MAX; i++) { 1912 if (softc->delete_available & (1 << i)) { 1913 if (sep) { 1914 strlcat(buf, ",", sizeof(buf)); 1915 } else { 1916 sep = 1; 1917 } 1918 strlcat(buf, da_delete_method_names[i], 1919 sizeof(buf)); 1920 if (i == softc->delete_method) { 1921 strlcat(buf, "(*)", sizeof(buf)); 1922 } 1923 } 1924 } 1925 if (sep == 0) { 1926 if (softc->delete_method == DA_DELETE_NONE) 1927 strlcat(buf, "NONE(*)", sizeof(buf)); 1928 else 1929 strlcat(buf, "DISABLED(*)", sizeof(buf)); 1930 } 1931 strlcat(buf, ">", sizeof(buf)); 1932 printf("%s%d: %s\n", periph->periph_name, 1933 periph->unit_number, buf); 1934 } 1935 1936 /* 1937 * Since our peripheral may be invalidated by an error 1938 * above or an external event, we must release our CCB 1939 * before releasing the probe lock on the peripheral. 1940 * The peripheral will only go away once the last lock 1941 * is removed, and we need it around for the CCB release 1942 * operation. 1943 */ 1944 xpt_release_ccb(ccb); 1945 softc->state = DA_STATE_NORMAL; 1946 softc->flags |= DA_FLAG_PROBED; 1947 daschedule(periph); 1948 wakeup(&softc->disk->d_mediasize); 1949 if ((softc->flags & DA_FLAG_ANNOUNCED) == 0) { 1950 softc->flags |= DA_FLAG_ANNOUNCED; 1951 cam_periph_unhold(periph); 1952 } else 1953 cam_periph_release_locked(periph); 1954 } 1955 1956 static void 1957 dadeletemethodchoose(struct da_softc *softc, da_delete_methods default_method) 1958 { 1959 int i, delete_method; 1960 1961 delete_method = default_method; 1962 1963 /* 1964 * Use the pre-defined order to choose the best 1965 * performing delete. 1966 */ 1967 for (i = DA_DELETE_MIN; i <= DA_DELETE_MAX; i++) { 1968 if (softc->delete_available & (1 << i)) { 1969 dadeletemethodset(softc, i); 1970 return; 1971 } 1972 } 1973 dadeletemethodset(softc, delete_method); 1974 } 1975 1976 static int 1977 dadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 1978 { 1979 char buf[16]; 1980 const char *p; 1981 struct da_softc *softc; 1982 int i, error, methods, value; 1983 1984 softc = (struct da_softc *)arg1; 1985 1986 value = softc->delete_method; 1987 if (value < 0 || value > DA_DELETE_MAX) 1988 p = "UNKNOWN"; 1989 else 1990 p = da_delete_method_names[value]; 1991 strncpy(buf, p, sizeof(buf)); 1992 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 1993 if (error != 0 || req->newptr == NULL) 1994 return (error); 1995 methods = softc->delete_available | (1 << DA_DELETE_DISABLE); 1996 for (i = 0; i <= DA_DELETE_MAX; i++) { 1997 if (!(methods & (1 << i)) || 1998 strcmp(buf, da_delete_method_names[i]) != 0) 1999 continue; 2000 dadeletemethodset(softc, i); 2001 return (0); 2002 } 2003 return (EINVAL); 2004 } 2005 2006 static cam_status 2007 daregister(struct cam_periph *periph, void *arg) 2008 { 2009 struct da_softc *softc; 2010 struct ccb_pathinq cpi; 2011 struct ccb_getdev *cgd; 2012 char tmpstr[80]; 2013 caddr_t match; 2014 2015 cgd = (struct ccb_getdev *)arg; 2016 if (cgd == NULL) { 2017 printf("daregister: no getdev CCB, can't register device\n"); 2018 return(CAM_REQ_CMP_ERR); 2019 } 2020 2021 softc = (struct da_softc *)malloc(sizeof(*softc), M_DEVBUF, 2022 M_NOWAIT|M_ZERO); 2023 2024 if (softc == NULL) { 2025 printf("daregister: Unable to probe new device. " 2026 "Unable to allocate softc\n"); 2027 return(CAM_REQ_CMP_ERR); 2028 } 2029 2030 LIST_INIT(&softc->pending_ccbs); 2031 softc->state = DA_STATE_PROBE_RC; 2032 bioq_init(&softc->bio_queue); 2033 bioq_init(&softc->delete_queue); 2034 bioq_init(&softc->delete_run_queue); 2035 if (SID_IS_REMOVABLE(&cgd->inq_data)) 2036 softc->flags |= DA_FLAG_PACK_REMOVABLE; 2037 softc->unmap_max_ranges = UNMAP_MAX_RANGES; 2038 softc->unmap_max_lba = UNMAP_RANGE_MAX; 2039 softc->ws_max_blks = WS16_MAX_BLKS; 2040 softc->trim_max_ranges = ATA_TRIM_MAX_RANGES; 2041 softc->sort_io_queue = -1; 2042 2043 periph->softc = softc; 2044 2045 /* 2046 * See if this device has any quirks. 2047 */ 2048 match = cam_quirkmatch((caddr_t)&cgd->inq_data, 2049 (caddr_t)da_quirk_table, 2050 sizeof(da_quirk_table)/sizeof(*da_quirk_table), 2051 sizeof(*da_quirk_table), scsi_inquiry_match); 2052 2053 if (match != NULL) 2054 softc->quirks = ((struct da_quirk_entry *)match)->quirks; 2055 else 2056 softc->quirks = DA_Q_NONE; 2057 2058 /* Check if the SIM does not want 6 byte commands */ 2059 bzero(&cpi, sizeof(cpi)); 2060 xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 2061 cpi.ccb_h.func_code = XPT_PATH_INQ; 2062 xpt_action((union ccb *)&cpi); 2063 if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE)) 2064 softc->quirks |= DA_Q_NO_6_BYTE; 2065 2066 TASK_INIT(&softc->sysctl_task, 0, dasysctlinit, periph); 2067 2068 /* 2069 * Take an exclusive refcount on the periph while dastart is called 2070 * to finish the probe. The reference will be dropped in dadone at 2071 * the end of probe. 2072 */ 2073 (void)cam_periph_hold(periph, PRIBIO); 2074 2075 /* 2076 * Schedule a periodic event to occasionally send an 2077 * ordered tag to a device. 2078 */ 2079 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 2080 callout_reset(&softc->sendordered_c, 2081 (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL, 2082 dasendorderedtag, softc); 2083 2084 cam_periph_unlock(periph); 2085 /* 2086 * RBC devices don't have to support READ(6), only READ(10). 2087 */ 2088 if (softc->quirks & DA_Q_NO_6_BYTE || SID_TYPE(&cgd->inq_data) == T_RBC) 2089 softc->minimum_cmd_size = 10; 2090 else 2091 softc->minimum_cmd_size = 6; 2092 2093 /* 2094 * Load the user's default, if any. 2095 */ 2096 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.minimum_cmd_size", 2097 periph->unit_number); 2098 TUNABLE_INT_FETCH(tmpstr, &softc->minimum_cmd_size); 2099 2100 /* 2101 * 6, 10, 12 and 16 are the currently permissible values. 2102 */ 2103 if (softc->minimum_cmd_size < 6) 2104 softc->minimum_cmd_size = 6; 2105 else if ((softc->minimum_cmd_size > 6) 2106 && (softc->minimum_cmd_size <= 10)) 2107 softc->minimum_cmd_size = 10; 2108 else if ((softc->minimum_cmd_size > 10) 2109 && (softc->minimum_cmd_size <= 12)) 2110 softc->minimum_cmd_size = 12; 2111 else if (softc->minimum_cmd_size > 12) 2112 softc->minimum_cmd_size = 16; 2113 2114 /* Predict whether device may support READ CAPACITY(16). */ 2115 if (SID_ANSI_REV(&cgd->inq_data) >= SCSI_REV_SPC3 && 2116 (softc->quirks & DA_Q_NO_RC16) == 0) { 2117 softc->flags |= DA_FLAG_CAN_RC16; 2118 softc->state = DA_STATE_PROBE_RC16; 2119 } 2120 2121 /* 2122 * Register this media as a disk. 2123 */ 2124 softc->disk = disk_alloc(); 2125 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 2126 periph->unit_number, 0, 2127 DEVSTAT_BS_UNAVAILABLE, 2128 SID_TYPE(&cgd->inq_data) | 2129 XPORT_DEVSTAT_TYPE(cpi.transport), 2130 DEVSTAT_PRIORITY_DISK); 2131 softc->disk->d_open = daopen; 2132 softc->disk->d_close = daclose; 2133 softc->disk->d_strategy = dastrategy; 2134 softc->disk->d_dump = dadump; 2135 softc->disk->d_getattr = dagetattr; 2136 softc->disk->d_gone = dadiskgonecb; 2137 softc->disk->d_name = "da"; 2138 softc->disk->d_drv1 = periph; 2139 if (cpi.maxio == 0) 2140 softc->maxio = DFLTPHYS; /* traditional default */ 2141 else if (cpi.maxio > MAXPHYS) 2142 softc->maxio = MAXPHYS; /* for safety */ 2143 else 2144 softc->maxio = cpi.maxio; 2145 softc->disk->d_maxsize = softc->maxio; 2146 softc->disk->d_unit = periph->unit_number; 2147 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION; 2148 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) 2149 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 2150 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) 2151 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO; 2152 cam_strvis(softc->disk->d_descr, cgd->inq_data.vendor, 2153 sizeof(cgd->inq_data.vendor), sizeof(softc->disk->d_descr)); 2154 strlcat(softc->disk->d_descr, " ", sizeof(softc->disk->d_descr)); 2155 cam_strvis(&softc->disk->d_descr[strlen(softc->disk->d_descr)], 2156 cgd->inq_data.product, sizeof(cgd->inq_data.product), 2157 sizeof(softc->disk->d_descr) - strlen(softc->disk->d_descr)); 2158 softc->disk->d_hba_vendor = cpi.hba_vendor; 2159 softc->disk->d_hba_device = cpi.hba_device; 2160 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 2161 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 2162 2163 /* 2164 * Acquire a reference to the periph before we register with GEOM. 2165 * We'll release this reference once GEOM calls us back (via 2166 * dadiskgonecb()) telling us that our provider has been freed. 2167 */ 2168 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 2169 xpt_print(periph->path, "%s: lost periph during " 2170 "registration!\n", __func__); 2171 cam_periph_lock(periph); 2172 return (CAM_REQ_CMP_ERR); 2173 } 2174 2175 disk_create(softc->disk, DISK_VERSION); 2176 cam_periph_lock(periph); 2177 2178 /* 2179 * Add async callbacks for events of interest. 2180 * I don't bother checking if this fails as, 2181 * in most cases, the system will function just 2182 * fine without them and the only alternative 2183 * would be to not attach the device on failure. 2184 */ 2185 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 2186 AC_ADVINFO_CHANGED | AC_SCSI_AEN | AC_UNIT_ATTENTION, 2187 daasync, periph, periph->path); 2188 2189 /* 2190 * Emit an attribute changed notification just in case 2191 * physical path information arrived before our async 2192 * event handler was registered, but after anyone attaching 2193 * to our disk device polled it. 2194 */ 2195 disk_attr_changed(softc->disk, "GEOM::physpath", M_NOWAIT); 2196 2197 /* 2198 * Schedule a periodic media polling events. 2199 */ 2200 callout_init_mtx(&softc->mediapoll_c, cam_periph_mtx(periph), 0); 2201 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) && 2202 (cgd->inq_flags & SID_AEN) == 0 && 2203 da_poll_period != 0) 2204 callout_reset(&softc->mediapoll_c, da_poll_period * hz, 2205 damediapoll, periph); 2206 2207 xpt_schedule(periph, CAM_PRIORITY_DEV); 2208 2209 return(CAM_REQ_CMP); 2210 } 2211 2212 static void 2213 dastart(struct cam_periph *periph, union ccb *start_ccb) 2214 { 2215 struct da_softc *softc; 2216 2217 softc = (struct da_softc *)periph->softc; 2218 2219 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dastart\n")); 2220 2221 skipstate: 2222 switch (softc->state) { 2223 case DA_STATE_NORMAL: 2224 { 2225 struct bio *bp; 2226 uint8_t tag_code; 2227 2228 /* Run BIO_DELETE if not running yet. */ 2229 if (!softc->delete_running && 2230 (bp = bioq_first(&softc->delete_queue)) != NULL) { 2231 if (softc->delete_func != NULL) { 2232 softc->delete_func(periph, start_ccb, bp); 2233 goto out; 2234 } else { 2235 bioq_flush(&softc->delete_queue, NULL, 0); 2236 /* FALLTHROUGH */ 2237 } 2238 } 2239 2240 /* Run regular command. */ 2241 bp = bioq_takefirst(&softc->bio_queue); 2242 if (bp == NULL) { 2243 if (softc->tur) { 2244 softc->tur = 0; 2245 scsi_test_unit_ready(&start_ccb->csio, 2246 /*retries*/ da_retry_count, 2247 dadone, 2248 MSG_SIMPLE_Q_TAG, 2249 SSD_FULL_SIZE, 2250 da_default_timeout * 1000); 2251 start_ccb->ccb_h.ccb_bp = NULL; 2252 start_ccb->ccb_h.ccb_state = DA_CCB_TUR; 2253 xpt_action(start_ccb); 2254 } else 2255 xpt_release_ccb(start_ccb); 2256 break; 2257 } 2258 if (softc->tur) { 2259 softc->tur = 0; 2260 cam_periph_release_locked(periph); 2261 } 2262 2263 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2264 (softc->flags & DA_FLAG_NEED_OTAG) != 0) { 2265 softc->flags &= ~DA_FLAG_NEED_OTAG; 2266 softc->flags |= DA_FLAG_WAS_OTAG; 2267 tag_code = MSG_ORDERED_Q_TAG; 2268 } else { 2269 tag_code = MSG_SIMPLE_Q_TAG; 2270 } 2271 2272 switch (bp->bio_cmd) { 2273 case BIO_WRITE: 2274 softc->flags |= DA_FLAG_DIRTY; 2275 /* FALLTHROUGH */ 2276 case BIO_READ: 2277 scsi_read_write(&start_ccb->csio, 2278 /*retries*/da_retry_count, 2279 /*cbfcnp*/dadone, 2280 /*tag_action*/tag_code, 2281 /*read_op*/(bp->bio_cmd == BIO_READ ? 2282 SCSI_RW_READ : SCSI_RW_WRITE) | 2283 ((bp->bio_flags & BIO_UNMAPPED) != 0 ? 2284 SCSI_RW_BIO : 0), 2285 /*byte2*/0, 2286 softc->minimum_cmd_size, 2287 /*lba*/bp->bio_pblkno, 2288 /*block_count*/bp->bio_bcount / 2289 softc->params.secsize, 2290 /*data_ptr*/ (bp->bio_flags & 2291 BIO_UNMAPPED) != 0 ? (void *)bp : 2292 bp->bio_data, 2293 /*dxfer_len*/ bp->bio_bcount, 2294 /*sense_len*/SSD_FULL_SIZE, 2295 da_default_timeout * 1000); 2296 break; 2297 case BIO_FLUSH: 2298 /* 2299 * BIO_FLUSH doesn't currently communicate 2300 * range data, so we synchronize the cache 2301 * over the whole disk. We also force 2302 * ordered tag semantics the flush applies 2303 * to all previously queued I/O. 2304 */ 2305 scsi_synchronize_cache(&start_ccb->csio, 2306 /*retries*/1, 2307 /*cbfcnp*/dadone, 2308 MSG_ORDERED_Q_TAG, 2309 /*begin_lba*/0, 2310 /*lb_count*/0, 2311 SSD_FULL_SIZE, 2312 da_default_timeout*1000); 2313 break; 2314 } 2315 start_ccb->ccb_h.ccb_state = DA_CCB_BUFFER_IO; 2316 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2317 2318 out: 2319 LIST_INSERT_HEAD(&softc->pending_ccbs, 2320 &start_ccb->ccb_h, periph_links.le); 2321 2322 /* We expect a unit attention from this device */ 2323 if ((softc->flags & DA_FLAG_RETRY_UA) != 0) { 2324 start_ccb->ccb_h.ccb_state |= DA_CCB_RETRY_UA; 2325 softc->flags &= ~DA_FLAG_RETRY_UA; 2326 } 2327 2328 start_ccb->ccb_h.ccb_bp = bp; 2329 softc->refcount++; 2330 cam_periph_unlock(periph); 2331 xpt_action(start_ccb); 2332 cam_periph_lock(periph); 2333 softc->refcount--; 2334 2335 /* May have more work to do, so ensure we stay scheduled */ 2336 daschedule(periph); 2337 break; 2338 } 2339 case DA_STATE_PROBE_RC: 2340 { 2341 struct scsi_read_capacity_data *rcap; 2342 2343 rcap = (struct scsi_read_capacity_data *) 2344 malloc(sizeof(*rcap), M_SCSIDA, M_NOWAIT|M_ZERO); 2345 if (rcap == NULL) { 2346 printf("dastart: Couldn't malloc read_capacity data\n"); 2347 /* da_free_periph??? */ 2348 break; 2349 } 2350 scsi_read_capacity(&start_ccb->csio, 2351 /*retries*/da_retry_count, 2352 dadone, 2353 MSG_SIMPLE_Q_TAG, 2354 rcap, 2355 SSD_FULL_SIZE, 2356 /*timeout*/5000); 2357 start_ccb->ccb_h.ccb_bp = NULL; 2358 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC; 2359 xpt_action(start_ccb); 2360 break; 2361 } 2362 case DA_STATE_PROBE_RC16: 2363 { 2364 struct scsi_read_capacity_data_long *rcaplong; 2365 2366 rcaplong = (struct scsi_read_capacity_data_long *) 2367 malloc(sizeof(*rcaplong), M_SCSIDA, M_NOWAIT|M_ZERO); 2368 if (rcaplong == NULL) { 2369 printf("dastart: Couldn't malloc read_capacity data\n"); 2370 /* da_free_periph??? */ 2371 break; 2372 } 2373 scsi_read_capacity_16(&start_ccb->csio, 2374 /*retries*/ da_retry_count, 2375 /*cbfcnp*/ dadone, 2376 /*tag_action*/ MSG_SIMPLE_Q_TAG, 2377 /*lba*/ 0, 2378 /*reladr*/ 0, 2379 /*pmi*/ 0, 2380 /*rcap_buf*/ (uint8_t *)rcaplong, 2381 /*rcap_buf_len*/ sizeof(*rcaplong), 2382 /*sense_len*/ SSD_FULL_SIZE, 2383 /*timeout*/ da_default_timeout * 1000); 2384 start_ccb->ccb_h.ccb_bp = NULL; 2385 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_RC16; 2386 xpt_action(start_ccb); 2387 break; 2388 } 2389 case DA_STATE_PROBE_LBP: 2390 { 2391 struct scsi_vpd_logical_block_prov *lbp; 2392 2393 if (!scsi_vpd_supported_page(periph, SVPD_LBP)) { 2394 /* 2395 * If we get here we don't support any SBC-3 delete 2396 * methods with UNMAP as the Logical Block Provisioning 2397 * VPD page support is required for devices which 2398 * support it according to T10/1799-D Revision 31 2399 * however older revisions of the spec don't mandate 2400 * this so we currently don't remove these methods 2401 * from the available set. 2402 */ 2403 softc->state = DA_STATE_PROBE_BLK_LIMITS; 2404 goto skipstate; 2405 } 2406 2407 lbp = (struct scsi_vpd_logical_block_prov *) 2408 malloc(sizeof(*lbp), M_SCSIDA, M_NOWAIT|M_ZERO); 2409 2410 if (lbp == NULL) { 2411 printf("dastart: Couldn't malloc lbp data\n"); 2412 /* da_free_periph??? */ 2413 break; 2414 } 2415 2416 scsi_inquiry(&start_ccb->csio, 2417 /*retries*/da_retry_count, 2418 /*cbfcnp*/dadone, 2419 /*tag_action*/MSG_SIMPLE_Q_TAG, 2420 /*inq_buf*/(u_int8_t *)lbp, 2421 /*inq_len*/sizeof(*lbp), 2422 /*evpd*/TRUE, 2423 /*page_code*/SVPD_LBP, 2424 /*sense_len*/SSD_MIN_SIZE, 2425 /*timeout*/da_default_timeout * 1000); 2426 start_ccb->ccb_h.ccb_bp = NULL; 2427 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_LBP; 2428 xpt_action(start_ccb); 2429 break; 2430 } 2431 case DA_STATE_PROBE_BLK_LIMITS: 2432 { 2433 struct scsi_vpd_block_limits *block_limits; 2434 2435 if (!scsi_vpd_supported_page(periph, SVPD_BLOCK_LIMITS)) { 2436 /* Not supported skip to next probe */ 2437 softc->state = DA_STATE_PROBE_BDC; 2438 goto skipstate; 2439 } 2440 2441 block_limits = (struct scsi_vpd_block_limits *) 2442 malloc(sizeof(*block_limits), M_SCSIDA, M_NOWAIT|M_ZERO); 2443 2444 if (block_limits == NULL) { 2445 printf("dastart: Couldn't malloc block_limits data\n"); 2446 /* da_free_periph??? */ 2447 break; 2448 } 2449 2450 scsi_inquiry(&start_ccb->csio, 2451 /*retries*/da_retry_count, 2452 /*cbfcnp*/dadone, 2453 /*tag_action*/MSG_SIMPLE_Q_TAG, 2454 /*inq_buf*/(u_int8_t *)block_limits, 2455 /*inq_len*/sizeof(*block_limits), 2456 /*evpd*/TRUE, 2457 /*page_code*/SVPD_BLOCK_LIMITS, 2458 /*sense_len*/SSD_MIN_SIZE, 2459 /*timeout*/da_default_timeout * 1000); 2460 start_ccb->ccb_h.ccb_bp = NULL; 2461 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BLK_LIMITS; 2462 xpt_action(start_ccb); 2463 break; 2464 } 2465 case DA_STATE_PROBE_BDC: 2466 { 2467 struct scsi_vpd_block_characteristics *bdc; 2468 2469 if (!scsi_vpd_supported_page(periph, SVPD_BDC)) { 2470 softc->state = DA_STATE_PROBE_ATA; 2471 goto skipstate; 2472 } 2473 2474 bdc = (struct scsi_vpd_block_characteristics *) 2475 malloc(sizeof(*bdc), M_SCSIDA, M_NOWAIT|M_ZERO); 2476 2477 if (bdc == NULL) { 2478 printf("dastart: Couldn't malloc bdc data\n"); 2479 /* da_free_periph??? */ 2480 break; 2481 } 2482 2483 scsi_inquiry(&start_ccb->csio, 2484 /*retries*/da_retry_count, 2485 /*cbfcnp*/dadone, 2486 /*tag_action*/MSG_SIMPLE_Q_TAG, 2487 /*inq_buf*/(u_int8_t *)bdc, 2488 /*inq_len*/sizeof(*bdc), 2489 /*evpd*/TRUE, 2490 /*page_code*/SVPD_BDC, 2491 /*sense_len*/SSD_MIN_SIZE, 2492 /*timeout*/da_default_timeout * 1000); 2493 start_ccb->ccb_h.ccb_bp = NULL; 2494 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_BDC; 2495 xpt_action(start_ccb); 2496 break; 2497 } 2498 case DA_STATE_PROBE_ATA: 2499 { 2500 struct ata_params *ata_params; 2501 2502 if (!scsi_vpd_supported_page(periph, SVPD_ATA_INFORMATION)) { 2503 daprobedone(periph, start_ccb); 2504 break; 2505 } 2506 2507 ata_params = (struct ata_params*) 2508 malloc(sizeof(*ata_params), M_SCSIDA, M_NOWAIT|M_ZERO); 2509 2510 if (ata_params == NULL) { 2511 printf("dastart: Couldn't malloc ata_params data\n"); 2512 /* da_free_periph??? */ 2513 break; 2514 } 2515 2516 scsi_ata_identify(&start_ccb->csio, 2517 /*retries*/da_retry_count, 2518 /*cbfcnp*/dadone, 2519 /*tag_action*/MSG_SIMPLE_Q_TAG, 2520 /*data_ptr*/(u_int8_t *)ata_params, 2521 /*dxfer_len*/sizeof(*ata_params), 2522 /*sense_len*/SSD_FULL_SIZE, 2523 /*timeout*/da_default_timeout * 1000); 2524 start_ccb->ccb_h.ccb_bp = NULL; 2525 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE_ATA; 2526 xpt_action(start_ccb); 2527 break; 2528 } 2529 } 2530 } 2531 2532 /* 2533 * In each of the methods below, while its the caller's 2534 * responsibility to ensure the request will fit into a 2535 * single device request, we might have changed the delete 2536 * method due to the device incorrectly advertising either 2537 * its supported methods or limits. 2538 * 2539 * To prevent this causing further issues we validate the 2540 * against the methods limits, and warn which would 2541 * otherwise be unnecessary. 2542 */ 2543 static void 2544 da_delete_unmap(struct cam_periph *periph, union ccb *ccb, struct bio *bp) 2545 { 2546 struct da_softc *softc = (struct da_softc *)periph->softc;; 2547 struct bio *bp1; 2548 uint8_t *buf = softc->unmap_buf; 2549 uint64_t lba, lastlba = (uint64_t)-1; 2550 uint64_t totalcount = 0; 2551 uint64_t count; 2552 uint32_t lastcount = 0, c; 2553 uint32_t off, ranges = 0; 2554 2555 /* 2556 * Currently this doesn't take the UNMAP 2557 * Granularity and Granularity Alignment 2558 * fields into account. 2559 * 2560 * This could result in both unoptimal unmap 2561 * requests as as well as UNMAP calls unmapping 2562 * fewer LBA's than requested. 2563 */ 2564 2565 softc->delete_running = 1; 2566 bzero(softc->unmap_buf, sizeof(softc->unmap_buf)); 2567 bp1 = bp; 2568 do { 2569 bioq_remove(&softc->delete_queue, bp1); 2570 if (bp1 != bp) 2571 bioq_insert_tail(&softc->delete_run_queue, bp1); 2572 lba = bp1->bio_pblkno; 2573 count = bp1->bio_bcount / softc->params.secsize; 2574 2575 /* Try to extend the previous range. */ 2576 if (lba == lastlba) { 2577 c = omin(count, UNMAP_RANGE_MAX - lastcount); 2578 lastcount += c; 2579 off = ((ranges - 1) * UNMAP_RANGE_SIZE) + 2580 UNMAP_HEAD_SIZE; 2581 scsi_ulto4b(lastcount, &buf[off + 8]); 2582 count -= c; 2583 lba +=c; 2584 totalcount += c; 2585 } 2586 2587 while (count > 0) { 2588 c = omin(count, UNMAP_RANGE_MAX); 2589 if (totalcount + c > softc->unmap_max_lba || 2590 ranges >= softc->unmap_max_ranges) { 2591 xpt_print(periph->path, 2592 "%s issuing short delete %ld > %ld" 2593 "|| %d >= %d", 2594 da_delete_method_desc[softc->delete_method], 2595 totalcount + c, softc->unmap_max_lba, 2596 ranges, softc->unmap_max_ranges); 2597 break; 2598 } 2599 off = (ranges * UNMAP_RANGE_SIZE) + UNMAP_HEAD_SIZE; 2600 scsi_u64to8b(lba, &buf[off + 0]); 2601 scsi_ulto4b(c, &buf[off + 8]); 2602 lba += c; 2603 totalcount += c; 2604 ranges++; 2605 count -= c; 2606 lastcount = c; 2607 } 2608 lastlba = lba; 2609 bp1 = bioq_first(&softc->delete_queue); 2610 if (bp1 == NULL || ranges >= softc->unmap_max_ranges || 2611 totalcount + bp1->bio_bcount / 2612 softc->params.secsize > softc->unmap_max_lba) 2613 break; 2614 } while (1); 2615 scsi_ulto2b(ranges * 16 + 6, &buf[0]); 2616 scsi_ulto2b(ranges * 16, &buf[2]); 2617 2618 scsi_unmap(&ccb->csio, 2619 /*retries*/da_retry_count, 2620 /*cbfcnp*/dadone, 2621 /*tag_action*/MSG_SIMPLE_Q_TAG, 2622 /*byte2*/0, 2623 /*data_ptr*/ buf, 2624 /*dxfer_len*/ ranges * 16 + 8, 2625 /*sense_len*/SSD_FULL_SIZE, 2626 da_default_timeout * 1000); 2627 ccb->ccb_h.ccb_state = DA_CCB_DELETE; 2628 ccb->ccb_h.flags |= CAM_UNLOCKED; 2629 } 2630 2631 static void 2632 da_delete_trim(struct cam_periph *periph, union ccb *ccb, struct bio *bp) 2633 { 2634 struct da_softc *softc = (struct da_softc *)periph->softc; 2635 struct bio *bp1; 2636 uint8_t *buf = softc->unmap_buf; 2637 uint64_t lastlba = (uint64_t)-1; 2638 uint64_t count; 2639 uint64_t lba; 2640 uint32_t lastcount = 0, c, requestcount; 2641 int ranges = 0, off, block_count; 2642 2643 softc->delete_running = 1; 2644 bzero(softc->unmap_buf, sizeof(softc->unmap_buf)); 2645 bp1 = bp; 2646 do { 2647 bioq_remove(&softc->delete_queue, bp1); 2648 if (bp1 != bp) 2649 bioq_insert_tail(&softc->delete_run_queue, bp1); 2650 lba = bp1->bio_pblkno; 2651 count = bp1->bio_bcount / softc->params.secsize; 2652 requestcount = count; 2653 2654 /* Try to extend the previous range. */ 2655 if (lba == lastlba) { 2656 c = min(count, ATA_DSM_RANGE_MAX - lastcount); 2657 lastcount += c; 2658 off = (ranges - 1) * 8; 2659 buf[off + 6] = lastcount & 0xff; 2660 buf[off + 7] = (lastcount >> 8) & 0xff; 2661 count -= c; 2662 lba += c; 2663 } 2664 2665 while (count > 0) { 2666 c = min(count, ATA_DSM_RANGE_MAX); 2667 off = ranges * 8; 2668 2669 buf[off + 0] = lba & 0xff; 2670 buf[off + 1] = (lba >> 8) & 0xff; 2671 buf[off + 2] = (lba >> 16) & 0xff; 2672 buf[off + 3] = (lba >> 24) & 0xff; 2673 buf[off + 4] = (lba >> 32) & 0xff; 2674 buf[off + 5] = (lba >> 40) & 0xff; 2675 buf[off + 6] = c & 0xff; 2676 buf[off + 7] = (c >> 8) & 0xff; 2677 lba += c; 2678 ranges++; 2679 count -= c; 2680 lastcount = c; 2681 if (count != 0 && ranges == softc->trim_max_ranges) { 2682 xpt_print(periph->path, 2683 "%s issuing short delete %ld > %ld\n", 2684 da_delete_method_desc[softc->delete_method], 2685 requestcount, 2686 (softc->trim_max_ranges - ranges) * 2687 ATA_DSM_RANGE_MAX); 2688 break; 2689 } 2690 } 2691 lastlba = lba; 2692 bp1 = bioq_first(&softc->delete_queue); 2693 if (bp1 == NULL || bp1->bio_bcount / softc->params.secsize > 2694 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) 2695 break; 2696 } while (1); 2697 2698 block_count = (ranges + ATA_DSM_BLK_RANGES - 1) / ATA_DSM_BLK_RANGES; 2699 scsi_ata_trim(&ccb->csio, 2700 /*retries*/da_retry_count, 2701 /*cbfcnp*/dadone, 2702 /*tag_action*/MSG_SIMPLE_Q_TAG, 2703 block_count, 2704 /*data_ptr*/buf, 2705 /*dxfer_len*/block_count * ATA_DSM_BLK_SIZE, 2706 /*sense_len*/SSD_FULL_SIZE, 2707 da_default_timeout * 1000); 2708 ccb->ccb_h.ccb_state = DA_CCB_DELETE; 2709 ccb->ccb_h.flags |= CAM_UNLOCKED; 2710 } 2711 2712 /* 2713 * We calculate ws_max_blks here based off d_delmaxsize instead 2714 * of using softc->ws_max_blks as it is absolute max for the 2715 * device not the protocol max which may well be lower. 2716 */ 2717 static void 2718 da_delete_ws(struct cam_periph *periph, union ccb *ccb, struct bio *bp) 2719 { 2720 struct da_softc *softc; 2721 struct bio *bp1; 2722 uint64_t ws_max_blks; 2723 uint64_t lba; 2724 uint64_t count; /* forward compat with WS32 */ 2725 2726 softc = (struct da_softc *)periph->softc; 2727 ws_max_blks = softc->disk->d_delmaxsize / softc->params.secsize; 2728 softc->delete_running = 1; 2729 lba = bp->bio_pblkno; 2730 count = 0; 2731 bp1 = bp; 2732 do { 2733 bioq_remove(&softc->delete_queue, bp1); 2734 if (bp1 != bp) 2735 bioq_insert_tail(&softc->delete_run_queue, bp1); 2736 count += bp1->bio_bcount / softc->params.secsize; 2737 if (count > ws_max_blks) { 2738 xpt_print(periph->path, 2739 "%s issuing short delete %ld > %ld\n", 2740 da_delete_method_desc[softc->delete_method], 2741 count, ws_max_blks); 2742 count = min(count, ws_max_blks); 2743 break; 2744 } 2745 bp1 = bioq_first(&softc->delete_queue); 2746 if (bp1 == NULL || lba + count != bp1->bio_pblkno || 2747 count + bp1->bio_bcount / 2748 softc->params.secsize > ws_max_blks) 2749 break; 2750 } while (1); 2751 2752 scsi_write_same(&ccb->csio, 2753 /*retries*/da_retry_count, 2754 /*cbfcnp*/dadone, 2755 /*tag_action*/MSG_SIMPLE_Q_TAG, 2756 /*byte2*/softc->delete_method == 2757 DA_DELETE_ZERO ? 0 : SWS_UNMAP, 2758 softc->delete_method == DA_DELETE_WS16 ? 16 : 10, 2759 /*lba*/lba, 2760 /*block_count*/count, 2761 /*data_ptr*/ __DECONST(void *, zero_region), 2762 /*dxfer_len*/ softc->params.secsize, 2763 /*sense_len*/SSD_FULL_SIZE, 2764 da_default_timeout * 1000); 2765 ccb->ccb_h.ccb_state = DA_CCB_DELETE; 2766 ccb->ccb_h.flags |= CAM_UNLOCKED; 2767 } 2768 2769 static int 2770 cmd6workaround(union ccb *ccb) 2771 { 2772 struct scsi_rw_6 cmd6; 2773 struct scsi_rw_10 *cmd10; 2774 struct da_softc *softc; 2775 u_int8_t *cdb; 2776 struct bio *bp; 2777 int frozen; 2778 2779 cdb = ccb->csio.cdb_io.cdb_bytes; 2780 softc = (struct da_softc *)xpt_path_periph(ccb->ccb_h.path)->softc; 2781 2782 if (ccb->ccb_h.ccb_state == DA_CCB_DELETE) { 2783 da_delete_methods old_method = softc->delete_method; 2784 2785 /* 2786 * Typically there are two reasons for failure here 2787 * 1. Delete method was detected as supported but isn't 2788 * 2. Delete failed due to invalid params e.g. too big 2789 * 2790 * While we will attempt to choose an alternative delete method 2791 * this may result in short deletes if the existing delete 2792 * requests from geom are big for the new method choosen. 2793 * 2794 * This method assumes that the error which triggered this 2795 * will not retry the io otherwise a panic will occur 2796 */ 2797 dadeleteflag(softc, old_method, 0); 2798 dadeletemethodchoose(softc, DA_DELETE_DISABLE); 2799 if (softc->delete_method == DA_DELETE_DISABLE) 2800 xpt_print(ccb->ccb_h.path, 2801 "%s failed, disabling BIO_DELETE\n", 2802 da_delete_method_desc[old_method]); 2803 else 2804 xpt_print(ccb->ccb_h.path, 2805 "%s failed, switching to %s BIO_DELETE\n", 2806 da_delete_method_desc[old_method], 2807 da_delete_method_desc[softc->delete_method]); 2808 2809 while ((bp = bioq_takefirst(&softc->delete_run_queue)) != NULL) 2810 bioq_disksort(&softc->delete_queue, bp); 2811 bioq_disksort(&softc->delete_queue, 2812 (struct bio *)ccb->ccb_h.ccb_bp); 2813 ccb->ccb_h.ccb_bp = NULL; 2814 return (0); 2815 } 2816 2817 /* Detect unsupported PREVENT ALLOW MEDIUM REMOVAL. */ 2818 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 && 2819 (*cdb == PREVENT_ALLOW) && 2820 (softc->quirks & DA_Q_NO_PREVENT) == 0) { 2821 if (bootverbose) 2822 xpt_print(ccb->ccb_h.path, 2823 "PREVENT ALLOW MEDIUM REMOVAL not supported.\n"); 2824 softc->quirks |= DA_Q_NO_PREVENT; 2825 return (0); 2826 } 2827 2828 /* Detect unsupported SYNCHRONIZE CACHE(10). */ 2829 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) == 0 && 2830 (*cdb == SYNCHRONIZE_CACHE) && 2831 (softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) { 2832 if (bootverbose) 2833 xpt_print(ccb->ccb_h.path, 2834 "SYNCHRONIZE CACHE(10) not supported.\n"); 2835 softc->quirks |= DA_Q_NO_SYNC_CACHE; 2836 softc->disk->d_flags &= ~DISKFLAG_CANFLUSHCACHE; 2837 return (0); 2838 } 2839 2840 /* Translation only possible if CDB is an array and cmd is R/W6 */ 2841 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0 || 2842 (*cdb != READ_6 && *cdb != WRITE_6)) 2843 return 0; 2844 2845 xpt_print(ccb->ccb_h.path, "READ(6)/WRITE(6) not supported, " 2846 "increasing minimum_cmd_size to 10.\n"); 2847 softc->minimum_cmd_size = 10; 2848 2849 bcopy(cdb, &cmd6, sizeof(struct scsi_rw_6)); 2850 cmd10 = (struct scsi_rw_10 *)cdb; 2851 cmd10->opcode = (cmd6.opcode == READ_6) ? READ_10 : WRITE_10; 2852 cmd10->byte2 = 0; 2853 scsi_ulto4b(scsi_3btoul(cmd6.addr), cmd10->addr); 2854 cmd10->reserved = 0; 2855 scsi_ulto2b(cmd6.length, cmd10->length); 2856 cmd10->control = cmd6.control; 2857 ccb->csio.cdb_len = sizeof(*cmd10); 2858 2859 /* Requeue request, unfreezing queue if necessary */ 2860 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0; 2861 ccb->ccb_h.status = CAM_REQUEUE_REQ; 2862 xpt_action(ccb); 2863 if (frozen) { 2864 cam_release_devq(ccb->ccb_h.path, 2865 /*relsim_flags*/0, 2866 /*reduction*/0, 2867 /*timeout*/0, 2868 /*getcount_only*/0); 2869 } 2870 return (ERESTART); 2871 } 2872 2873 static void 2874 dadone(struct cam_periph *periph, union ccb *done_ccb) 2875 { 2876 struct da_softc *softc; 2877 struct ccb_scsiio *csio; 2878 u_int32_t priority; 2879 da_ccb_state state; 2880 2881 softc = (struct da_softc *)periph->softc; 2882 priority = done_ccb->ccb_h.pinfo.priority; 2883 2884 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("dadone\n")); 2885 2886 csio = &done_ccb->csio; 2887 state = csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK; 2888 switch (state) { 2889 case DA_CCB_BUFFER_IO: 2890 case DA_CCB_DELETE: 2891 { 2892 struct bio *bp, *bp1; 2893 2894 cam_periph_lock(periph); 2895 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2896 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2897 int error; 2898 int sf; 2899 2900 if ((csio->ccb_h.ccb_state & DA_CCB_RETRY_UA) != 0) 2901 sf = SF_RETRY_UA; 2902 else 2903 sf = 0; 2904 2905 error = daerror(done_ccb, CAM_RETRY_SELTO, sf); 2906 if (error == ERESTART) { 2907 /* 2908 * A retry was scheduled, so 2909 * just return. 2910 */ 2911 cam_periph_unlock(periph); 2912 return; 2913 } 2914 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2915 if (error != 0) { 2916 int queued_error; 2917 2918 /* 2919 * return all queued I/O with EIO, so that 2920 * the client can retry these I/Os in the 2921 * proper order should it attempt to recover. 2922 */ 2923 queued_error = EIO; 2924 2925 if (error == ENXIO 2926 && (softc->flags & DA_FLAG_PACK_INVALID)== 0) { 2927 /* 2928 * Catastrophic error. Mark our pack as 2929 * invalid. 2930 */ 2931 /* 2932 * XXX See if this is really a media 2933 * XXX change first? 2934 */ 2935 xpt_print(periph->path, 2936 "Invalidating pack\n"); 2937 softc->flags |= DA_FLAG_PACK_INVALID; 2938 queued_error = ENXIO; 2939 } 2940 bioq_flush(&softc->bio_queue, NULL, 2941 queued_error); 2942 if (bp != NULL) { 2943 bp->bio_error = error; 2944 bp->bio_resid = bp->bio_bcount; 2945 bp->bio_flags |= BIO_ERROR; 2946 } 2947 } else if (bp != NULL) { 2948 if (state == DA_CCB_DELETE) 2949 bp->bio_resid = 0; 2950 else 2951 bp->bio_resid = csio->resid; 2952 bp->bio_error = 0; 2953 if (bp->bio_resid != 0) 2954 bp->bio_flags |= BIO_ERROR; 2955 } 2956 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2957 cam_release_devq(done_ccb->ccb_h.path, 2958 /*relsim_flags*/0, 2959 /*reduction*/0, 2960 /*timeout*/0, 2961 /*getcount_only*/0); 2962 } else if (bp != NULL) { 2963 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2964 panic("REQ_CMP with QFRZN"); 2965 if (state == DA_CCB_DELETE) 2966 bp->bio_resid = 0; 2967 else 2968 bp->bio_resid = csio->resid; 2969 if (csio->resid > 0) 2970 bp->bio_flags |= BIO_ERROR; 2971 if (softc->error_inject != 0) { 2972 bp->bio_error = softc->error_inject; 2973 bp->bio_resid = bp->bio_bcount; 2974 bp->bio_flags |= BIO_ERROR; 2975 softc->error_inject = 0; 2976 } 2977 } 2978 2979 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le); 2980 if (LIST_EMPTY(&softc->pending_ccbs)) 2981 softc->flags |= DA_FLAG_WAS_OTAG; 2982 2983 xpt_release_ccb(done_ccb); 2984 if (state == DA_CCB_DELETE) { 2985 TAILQ_HEAD(, bio) queue; 2986 2987 TAILQ_INIT(&queue); 2988 TAILQ_CONCAT(&queue, &softc->delete_run_queue.queue, bio_queue); 2989 softc->delete_run_queue.insert_point = NULL; 2990 softc->delete_running = 0; 2991 daschedule(periph); 2992 cam_periph_unlock(periph); 2993 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 2994 TAILQ_REMOVE(&queue, bp1, bio_queue); 2995 bp1->bio_error = bp->bio_error; 2996 if (bp->bio_flags & BIO_ERROR) { 2997 bp1->bio_flags |= BIO_ERROR; 2998 bp1->bio_resid = bp1->bio_bcount; 2999 } else 3000 bp1->bio_resid = 0; 3001 biodone(bp1); 3002 } 3003 } else 3004 cam_periph_unlock(periph); 3005 if (bp != NULL) 3006 biodone(bp); 3007 return; 3008 } 3009 case DA_CCB_PROBE_RC: 3010 case DA_CCB_PROBE_RC16: 3011 { 3012 struct scsi_read_capacity_data *rdcap; 3013 struct scsi_read_capacity_data_long *rcaplong; 3014 char announce_buf[80]; 3015 int lbp; 3016 3017 lbp = 0; 3018 rdcap = NULL; 3019 rcaplong = NULL; 3020 if (state == DA_CCB_PROBE_RC) 3021 rdcap =(struct scsi_read_capacity_data *)csio->data_ptr; 3022 else 3023 rcaplong = (struct scsi_read_capacity_data_long *) 3024 csio->data_ptr; 3025 3026 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3027 struct disk_params *dp; 3028 uint32_t block_size; 3029 uint64_t maxsector; 3030 u_int lalba; /* Lowest aligned LBA. */ 3031 3032 if (state == DA_CCB_PROBE_RC) { 3033 block_size = scsi_4btoul(rdcap->length); 3034 maxsector = scsi_4btoul(rdcap->addr); 3035 lalba = 0; 3036 3037 /* 3038 * According to SBC-2, if the standard 10 3039 * byte READ CAPACITY command returns 2^32, 3040 * we should issue the 16 byte version of 3041 * the command, since the device in question 3042 * has more sectors than can be represented 3043 * with the short version of the command. 3044 */ 3045 if (maxsector == 0xffffffff) { 3046 free(rdcap, M_SCSIDA); 3047 xpt_release_ccb(done_ccb); 3048 softc->state = DA_STATE_PROBE_RC16; 3049 xpt_schedule(periph, priority); 3050 return; 3051 } 3052 } else { 3053 block_size = scsi_4btoul(rcaplong->length); 3054 maxsector = scsi_8btou64(rcaplong->addr); 3055 lalba = scsi_2btoul(rcaplong->lalba_lbp); 3056 } 3057 3058 /* 3059 * Because GEOM code just will panic us if we 3060 * give them an 'illegal' value we'll avoid that 3061 * here. 3062 */ 3063 if (block_size == 0 && maxsector == 0) { 3064 block_size = 512; 3065 maxsector = -1; 3066 } 3067 if (block_size >= MAXPHYS || block_size == 0) { 3068 xpt_print(periph->path, 3069 "unsupportable block size %ju\n", 3070 (uintmax_t) block_size); 3071 announce_buf[0] = '\0'; 3072 cam_periph_invalidate(periph); 3073 } else { 3074 /* 3075 * We pass rcaplong into dasetgeom(), 3076 * because it will only use it if it is 3077 * non-NULL. 3078 */ 3079 dasetgeom(periph, block_size, maxsector, 3080 rcaplong, sizeof(*rcaplong)); 3081 lbp = (lalba & SRC16_LBPME_A); 3082 dp = &softc->params; 3083 snprintf(announce_buf, sizeof(announce_buf), 3084 "%juMB (%ju %u byte sectors: %dH %dS/T " 3085 "%dC)", (uintmax_t) 3086 (((uintmax_t)dp->secsize * 3087 dp->sectors) / (1024*1024)), 3088 (uintmax_t)dp->sectors, 3089 dp->secsize, dp->heads, 3090 dp->secs_per_track, dp->cylinders); 3091 } 3092 } else { 3093 int error; 3094 3095 announce_buf[0] = '\0'; 3096 3097 /* 3098 * Retry any UNIT ATTENTION type errors. They 3099 * are expected at boot. 3100 */ 3101 error = daerror(done_ccb, CAM_RETRY_SELTO, 3102 SF_RETRY_UA|SF_NO_PRINT); 3103 if (error == ERESTART) { 3104 /* 3105 * A retry was scheuled, so 3106 * just return. 3107 */ 3108 return; 3109 } else if (error != 0) { 3110 int asc, ascq; 3111 int sense_key, error_code; 3112 int have_sense; 3113 cam_status status; 3114 struct ccb_getdev cgd; 3115 3116 /* Don't wedge this device's queue */ 3117 status = done_ccb->ccb_h.status; 3118 if ((status & CAM_DEV_QFRZN) != 0) 3119 cam_release_devq(done_ccb->ccb_h.path, 3120 /*relsim_flags*/0, 3121 /*reduction*/0, 3122 /*timeout*/0, 3123 /*getcount_only*/0); 3124 3125 3126 xpt_setup_ccb(&cgd.ccb_h, 3127 done_ccb->ccb_h.path, 3128 CAM_PRIORITY_NORMAL); 3129 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 3130 xpt_action((union ccb *)&cgd); 3131 3132 if (scsi_extract_sense_ccb(done_ccb, 3133 &error_code, &sense_key, &asc, &ascq)) 3134 have_sense = TRUE; 3135 else 3136 have_sense = FALSE; 3137 3138 /* 3139 * If we tried READ CAPACITY(16) and failed, 3140 * fallback to READ CAPACITY(10). 3141 */ 3142 if ((state == DA_CCB_PROBE_RC16) && 3143 (softc->flags & DA_FLAG_CAN_RC16) && 3144 (((csio->ccb_h.status & CAM_STATUS_MASK) == 3145 CAM_REQ_INVALID) || 3146 ((have_sense) && 3147 (error_code == SSD_CURRENT_ERROR) && 3148 (sense_key == SSD_KEY_ILLEGAL_REQUEST)))) { 3149 softc->flags &= ~DA_FLAG_CAN_RC16; 3150 free(rdcap, M_SCSIDA); 3151 xpt_release_ccb(done_ccb); 3152 softc->state = DA_STATE_PROBE_RC; 3153 xpt_schedule(periph, priority); 3154 return; 3155 } else 3156 /* 3157 * Attach to anything that claims to be a 3158 * direct access or optical disk device, 3159 * as long as it doesn't return a "Logical 3160 * unit not supported" (0x25) error. 3161 */ 3162 if ((have_sense) && (asc != 0x25) 3163 && (error_code == SSD_CURRENT_ERROR)) { 3164 const char *sense_key_desc; 3165 const char *asc_desc; 3166 3167 dasetgeom(periph, 512, -1, NULL, 0); 3168 scsi_sense_desc(sense_key, asc, ascq, 3169 &cgd.inq_data, 3170 &sense_key_desc, 3171 &asc_desc); 3172 snprintf(announce_buf, 3173 sizeof(announce_buf), 3174 "Attempt to query device " 3175 "size failed: %s, %s", 3176 sense_key_desc, 3177 asc_desc); 3178 } else { 3179 if (have_sense) 3180 scsi_sense_print( 3181 &done_ccb->csio); 3182 else { 3183 xpt_print(periph->path, 3184 "got CAM status %#x\n", 3185 done_ccb->ccb_h.status); 3186 } 3187 3188 xpt_print(periph->path, "fatal error, " 3189 "failed to attach to device\n"); 3190 3191 /* 3192 * Free up resources. 3193 */ 3194 cam_periph_invalidate(periph); 3195 } 3196 } 3197 } 3198 free(csio->data_ptr, M_SCSIDA); 3199 if (announce_buf[0] != '\0' && 3200 ((softc->flags & DA_FLAG_ANNOUNCED) == 0)) { 3201 /* 3202 * Create our sysctl variables, now that we know 3203 * we have successfully attached. 3204 */ 3205 /* increase the refcount */ 3206 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 3207 taskqueue_enqueue(taskqueue_thread, 3208 &softc->sysctl_task); 3209 xpt_announce_periph(periph, announce_buf); 3210 xpt_announce_quirks(periph, softc->quirks, 3211 DA_Q_BIT_STRING); 3212 } else { 3213 xpt_print(periph->path, "fatal error, " 3214 "could not acquire reference count\n"); 3215 } 3216 } 3217 3218 /* We already probed the device. */ 3219 if (softc->flags & DA_FLAG_PROBED) { 3220 daprobedone(periph, done_ccb); 3221 return; 3222 } 3223 3224 /* Ensure re-probe doesn't see old delete. */ 3225 softc->delete_available = 0; 3226 if (lbp && (softc->quirks & DA_Q_NO_UNMAP) == 0) { 3227 /* 3228 * Based on older SBC-3 spec revisions 3229 * any of the UNMAP methods "may" be 3230 * available via LBP given this flag so 3231 * we flag all of them as availble and 3232 * then remove those which further 3233 * probes confirm aren't available 3234 * later. 3235 * 3236 * We could also check readcap(16) p_type 3237 * flag to exclude one or more invalid 3238 * write same (X) types here 3239 */ 3240 dadeleteflag(softc, DA_DELETE_WS16, 1); 3241 dadeleteflag(softc, DA_DELETE_WS10, 1); 3242 dadeleteflag(softc, DA_DELETE_ZERO, 1); 3243 dadeleteflag(softc, DA_DELETE_UNMAP, 1); 3244 3245 xpt_release_ccb(done_ccb); 3246 softc->state = DA_STATE_PROBE_LBP; 3247 xpt_schedule(periph, priority); 3248 return; 3249 } 3250 3251 xpt_release_ccb(done_ccb); 3252 softc->state = DA_STATE_PROBE_BDC; 3253 xpt_schedule(periph, priority); 3254 return; 3255 } 3256 case DA_CCB_PROBE_LBP: 3257 { 3258 struct scsi_vpd_logical_block_prov *lbp; 3259 3260 lbp = (struct scsi_vpd_logical_block_prov *)csio->data_ptr; 3261 3262 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3263 /* 3264 * T10/1799-D Revision 31 states at least one of these 3265 * must be supported but we don't currently enforce this. 3266 */ 3267 dadeleteflag(softc, DA_DELETE_WS16, 3268 (lbp->flags & SVPD_LBP_WS16)); 3269 dadeleteflag(softc, DA_DELETE_WS10, 3270 (lbp->flags & SVPD_LBP_WS10)); 3271 dadeleteflag(softc, DA_DELETE_ZERO, 3272 (lbp->flags & SVPD_LBP_WS10)); 3273 dadeleteflag(softc, DA_DELETE_UNMAP, 3274 (lbp->flags & SVPD_LBP_UNMAP)); 3275 } else { 3276 int error; 3277 error = daerror(done_ccb, CAM_RETRY_SELTO, 3278 SF_RETRY_UA|SF_NO_PRINT); 3279 if (error == ERESTART) 3280 return; 3281 else if (error != 0) { 3282 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3283 /* Don't wedge this device's queue */ 3284 cam_release_devq(done_ccb->ccb_h.path, 3285 /*relsim_flags*/0, 3286 /*reduction*/0, 3287 /*timeout*/0, 3288 /*getcount_only*/0); 3289 } 3290 3291 /* 3292 * Failure indicates we don't support any SBC-3 3293 * delete methods with UNMAP 3294 */ 3295 } 3296 } 3297 3298 free(lbp, M_SCSIDA); 3299 xpt_release_ccb(done_ccb); 3300 softc->state = DA_STATE_PROBE_BLK_LIMITS; 3301 xpt_schedule(periph, priority); 3302 return; 3303 } 3304 case DA_CCB_PROBE_BLK_LIMITS: 3305 { 3306 struct scsi_vpd_block_limits *block_limits; 3307 3308 block_limits = (struct scsi_vpd_block_limits *)csio->data_ptr; 3309 3310 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3311 uint32_t max_txfer_len = scsi_4btoul( 3312 block_limits->max_txfer_len); 3313 uint32_t max_unmap_lba_cnt = scsi_4btoul( 3314 block_limits->max_unmap_lba_cnt); 3315 uint32_t max_unmap_blk_cnt = scsi_4btoul( 3316 block_limits->max_unmap_blk_cnt); 3317 uint64_t ws_max_blks = scsi_8btou64( 3318 block_limits->max_write_same_length); 3319 3320 if (max_txfer_len != 0) { 3321 softc->disk->d_maxsize = MIN(softc->maxio, 3322 (off_t)max_txfer_len * softc->params.secsize); 3323 } 3324 3325 /* 3326 * We should already support UNMAP but we check lba 3327 * and block count to be sure 3328 */ 3329 if (max_unmap_lba_cnt != 0x00L && 3330 max_unmap_blk_cnt != 0x00L) { 3331 softc->unmap_max_lba = max_unmap_lba_cnt; 3332 softc->unmap_max_ranges = min(max_unmap_blk_cnt, 3333 UNMAP_MAX_RANGES); 3334 } else { 3335 /* 3336 * Unexpected UNMAP limits which means the 3337 * device doesn't actually support UNMAP 3338 */ 3339 dadeleteflag(softc, DA_DELETE_UNMAP, 0); 3340 } 3341 3342 if (ws_max_blks != 0x00L) 3343 softc->ws_max_blks = ws_max_blks; 3344 } else { 3345 int error; 3346 error = daerror(done_ccb, CAM_RETRY_SELTO, 3347 SF_RETRY_UA|SF_NO_PRINT); 3348 if (error == ERESTART) 3349 return; 3350 else if (error != 0) { 3351 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3352 /* Don't wedge this device's queue */ 3353 cam_release_devq(done_ccb->ccb_h.path, 3354 /*relsim_flags*/0, 3355 /*reduction*/0, 3356 /*timeout*/0, 3357 /*getcount_only*/0); 3358 } 3359 3360 /* 3361 * Failure here doesn't mean UNMAP is not 3362 * supported as this is an optional page. 3363 */ 3364 softc->unmap_max_lba = 1; 3365 softc->unmap_max_ranges = 1; 3366 } 3367 } 3368 3369 free(block_limits, M_SCSIDA); 3370 xpt_release_ccb(done_ccb); 3371 softc->state = DA_STATE_PROBE_BDC; 3372 xpt_schedule(periph, priority); 3373 return; 3374 } 3375 case DA_CCB_PROBE_BDC: 3376 { 3377 struct scsi_vpd_block_characteristics *bdc; 3378 3379 bdc = (struct scsi_vpd_block_characteristics *)csio->data_ptr; 3380 3381 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3382 /* 3383 * Disable queue sorting for non-rotational media 3384 * by default. 3385 */ 3386 u_int16_t old_rate = softc->disk->d_rotation_rate; 3387 3388 softc->disk->d_rotation_rate = 3389 scsi_2btoul(bdc->medium_rotation_rate); 3390 if (softc->disk->d_rotation_rate == 3391 SVPD_BDC_RATE_NON_ROTATING) { 3392 softc->sort_io_queue = 0; 3393 } 3394 if (softc->disk->d_rotation_rate != old_rate) { 3395 disk_attr_changed(softc->disk, 3396 "GEOM::rotation_rate", M_NOWAIT); 3397 } 3398 } else { 3399 int error; 3400 error = daerror(done_ccb, CAM_RETRY_SELTO, 3401 SF_RETRY_UA|SF_NO_PRINT); 3402 if (error == ERESTART) 3403 return; 3404 else if (error != 0) { 3405 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3406 /* Don't wedge this device's queue */ 3407 cam_release_devq(done_ccb->ccb_h.path, 3408 /*relsim_flags*/0, 3409 /*reduction*/0, 3410 /*timeout*/0, 3411 /*getcount_only*/0); 3412 } 3413 } 3414 } 3415 3416 free(bdc, M_SCSIDA); 3417 xpt_release_ccb(done_ccb); 3418 softc->state = DA_STATE_PROBE_ATA; 3419 xpt_schedule(periph, priority); 3420 return; 3421 } 3422 case DA_CCB_PROBE_ATA: 3423 { 3424 int i; 3425 struct ata_params *ata_params; 3426 int16_t *ptr; 3427 3428 ata_params = (struct ata_params *)csio->data_ptr; 3429 ptr = (uint16_t *)ata_params; 3430 3431 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3432 uint16_t old_rate; 3433 3434 for (i = 0; i < sizeof(*ata_params) / 2; i++) 3435 ptr[i] = le16toh(ptr[i]); 3436 if (ata_params->support_dsm & ATA_SUPPORT_DSM_TRIM && 3437 (softc->quirks & DA_Q_NO_UNMAP) == 0) { 3438 dadeleteflag(softc, DA_DELETE_ATA_TRIM, 1); 3439 if (ata_params->max_dsm_blocks != 0) 3440 softc->trim_max_ranges = min( 3441 softc->trim_max_ranges, 3442 ata_params->max_dsm_blocks * 3443 ATA_DSM_BLK_RANGES); 3444 } 3445 /* 3446 * Disable queue sorting for non-rotational media 3447 * by default. 3448 */ 3449 old_rate = softc->disk->d_rotation_rate; 3450 softc->disk->d_rotation_rate = 3451 ata_params->media_rotation_rate; 3452 if (softc->disk->d_rotation_rate == 3453 ATA_RATE_NON_ROTATING) { 3454 softc->sort_io_queue = 0; 3455 } 3456 3457 if (softc->disk->d_rotation_rate != old_rate) { 3458 disk_attr_changed(softc->disk, 3459 "GEOM::rotation_rate", M_NOWAIT); 3460 } 3461 } else { 3462 int error; 3463 error = daerror(done_ccb, CAM_RETRY_SELTO, 3464 SF_RETRY_UA|SF_NO_PRINT); 3465 if (error == ERESTART) 3466 return; 3467 else if (error != 0) { 3468 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3469 /* Don't wedge this device's queue */ 3470 cam_release_devq(done_ccb->ccb_h.path, 3471 /*relsim_flags*/0, 3472 /*reduction*/0, 3473 /*timeout*/0, 3474 /*getcount_only*/0); 3475 } 3476 } 3477 } 3478 3479 free(ata_params, M_SCSIDA); 3480 daprobedone(periph, done_ccb); 3481 return; 3482 } 3483 case DA_CCB_DUMP: 3484 /* No-op. We're polling */ 3485 return; 3486 case DA_CCB_TUR: 3487 { 3488 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3489 3490 if (daerror(done_ccb, CAM_RETRY_SELTO, 3491 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) == 3492 ERESTART) 3493 return; 3494 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 3495 cam_release_devq(done_ccb->ccb_h.path, 3496 /*relsim_flags*/0, 3497 /*reduction*/0, 3498 /*timeout*/0, 3499 /*getcount_only*/0); 3500 } 3501 xpt_release_ccb(done_ccb); 3502 cam_periph_release_locked(periph); 3503 return; 3504 } 3505 default: 3506 break; 3507 } 3508 xpt_release_ccb(done_ccb); 3509 } 3510 3511 static void 3512 dareprobe(struct cam_periph *periph) 3513 { 3514 struct da_softc *softc; 3515 cam_status status; 3516 3517 softc = (struct da_softc *)periph->softc; 3518 3519 /* Probe in progress; don't interfere. */ 3520 if (softc->state != DA_STATE_NORMAL) 3521 return; 3522 3523 status = cam_periph_acquire(periph); 3524 KASSERT(status == CAM_REQ_CMP, 3525 ("dareprobe: cam_periph_acquire failed")); 3526 3527 if (softc->flags & DA_FLAG_CAN_RC16) 3528 softc->state = DA_STATE_PROBE_RC16; 3529 else 3530 softc->state = DA_STATE_PROBE_RC; 3531 3532 xpt_schedule(periph, CAM_PRIORITY_DEV); 3533 } 3534 3535 static int 3536 daerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3537 { 3538 struct da_softc *softc; 3539 struct cam_periph *periph; 3540 int error, error_code, sense_key, asc, ascq; 3541 3542 periph = xpt_path_periph(ccb->ccb_h.path); 3543 softc = (struct da_softc *)periph->softc; 3544 3545 /* 3546 * Automatically detect devices that do not support 3547 * READ(6)/WRITE(6) and upgrade to using 10 byte cdbs. 3548 */ 3549 error = 0; 3550 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) { 3551 error = cmd6workaround(ccb); 3552 } else if (scsi_extract_sense_ccb(ccb, 3553 &error_code, &sense_key, &asc, &ascq)) { 3554 if (sense_key == SSD_KEY_ILLEGAL_REQUEST) 3555 error = cmd6workaround(ccb); 3556 /* 3557 * If the target replied with CAPACITY DATA HAS CHANGED UA, 3558 * query the capacity and notify upper layers. 3559 */ 3560 else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3561 asc == 0x2A && ascq == 0x09) { 3562 xpt_print(periph->path, "Capacity data has changed\n"); 3563 softc->flags &= ~DA_FLAG_PROBED; 3564 dareprobe(periph); 3565 sense_flags |= SF_NO_PRINT; 3566 } else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3567 asc == 0x28 && ascq == 0x00) { 3568 softc->flags &= ~DA_FLAG_PROBED; 3569 disk_media_changed(softc->disk, M_NOWAIT); 3570 } else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3571 asc == 0x3F && ascq == 0x03) { 3572 xpt_print(periph->path, "INQUIRY data has changed\n"); 3573 softc->flags &= ~DA_FLAG_PROBED; 3574 dareprobe(periph); 3575 sense_flags |= SF_NO_PRINT; 3576 } else if (sense_key == SSD_KEY_NOT_READY && 3577 asc == 0x3a && (softc->flags & DA_FLAG_PACK_INVALID) == 0) { 3578 softc->flags |= DA_FLAG_PACK_INVALID; 3579 disk_media_gone(softc->disk, M_NOWAIT); 3580 } 3581 } 3582 if (error == ERESTART) 3583 return (ERESTART); 3584 3585 /* 3586 * XXX 3587 * Until we have a better way of doing pack validation, 3588 * don't treat UAs as errors. 3589 */ 3590 sense_flags |= SF_RETRY_UA; 3591 return(cam_periph_error(ccb, cam_flags, sense_flags, 3592 &softc->saved_ccb)); 3593 } 3594 3595 static void 3596 damediapoll(void *arg) 3597 { 3598 struct cam_periph *periph = arg; 3599 struct da_softc *softc = periph->softc; 3600 3601 if (!softc->tur && LIST_EMPTY(&softc->pending_ccbs)) { 3602 if (cam_periph_acquire(periph) == CAM_REQ_CMP) { 3603 softc->tur = 1; 3604 daschedule(periph); 3605 } 3606 } 3607 /* Queue us up again */ 3608 if (da_poll_period != 0) 3609 callout_schedule(&softc->mediapoll_c, da_poll_period * hz); 3610 } 3611 3612 static void 3613 daprevent(struct cam_periph *periph, int action) 3614 { 3615 struct da_softc *softc; 3616 union ccb *ccb; 3617 int error; 3618 3619 softc = (struct da_softc *)periph->softc; 3620 3621 if (((action == PR_ALLOW) 3622 && (softc->flags & DA_FLAG_PACK_LOCKED) == 0) 3623 || ((action == PR_PREVENT) 3624 && (softc->flags & DA_FLAG_PACK_LOCKED) != 0)) { 3625 return; 3626 } 3627 3628 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3629 3630 scsi_prevent(&ccb->csio, 3631 /*retries*/1, 3632 /*cbcfp*/dadone, 3633 MSG_SIMPLE_Q_TAG, 3634 action, 3635 SSD_FULL_SIZE, 3636 5000); 3637 3638 error = cam_periph_runccb(ccb, daerror, CAM_RETRY_SELTO, 3639 SF_RETRY_UA | SF_NO_PRINT, softc->disk->d_devstat); 3640 3641 if (error == 0) { 3642 if (action == PR_ALLOW) 3643 softc->flags &= ~DA_FLAG_PACK_LOCKED; 3644 else 3645 softc->flags |= DA_FLAG_PACK_LOCKED; 3646 } 3647 3648 xpt_release_ccb(ccb); 3649 } 3650 3651 static void 3652 dasetgeom(struct cam_periph *periph, uint32_t block_len, uint64_t maxsector, 3653 struct scsi_read_capacity_data_long *rcaplong, size_t rcap_len) 3654 { 3655 struct ccb_calc_geometry ccg; 3656 struct da_softc *softc; 3657 struct disk_params *dp; 3658 u_int lbppbe, lalba; 3659 int error; 3660 3661 softc = (struct da_softc *)periph->softc; 3662 3663 dp = &softc->params; 3664 dp->secsize = block_len; 3665 dp->sectors = maxsector + 1; 3666 if (rcaplong != NULL) { 3667 lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE; 3668 lalba = scsi_2btoul(rcaplong->lalba_lbp); 3669 lalba &= SRC16_LALBA_A; 3670 } else { 3671 lbppbe = 0; 3672 lalba = 0; 3673 } 3674 3675 if (lbppbe > 0) { 3676 dp->stripesize = block_len << lbppbe; 3677 dp->stripeoffset = (dp->stripesize - block_len * lalba) % 3678 dp->stripesize; 3679 } else if (softc->quirks & DA_Q_4K) { 3680 dp->stripesize = 4096; 3681 dp->stripeoffset = 0; 3682 } else { 3683 dp->stripesize = 0; 3684 dp->stripeoffset = 0; 3685 } 3686 /* 3687 * Have the controller provide us with a geometry 3688 * for this disk. The only time the geometry 3689 * matters is when we boot and the controller 3690 * is the only one knowledgeable enough to come 3691 * up with something that will make this a bootable 3692 * device. 3693 */ 3694 xpt_setup_ccb(&ccg.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3695 ccg.ccb_h.func_code = XPT_CALC_GEOMETRY; 3696 ccg.block_size = dp->secsize; 3697 ccg.volume_size = dp->sectors; 3698 ccg.heads = 0; 3699 ccg.secs_per_track = 0; 3700 ccg.cylinders = 0; 3701 xpt_action((union ccb*)&ccg); 3702 if ((ccg.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3703 /* 3704 * We don't know what went wrong here- but just pick 3705 * a geometry so we don't have nasty things like divide 3706 * by zero. 3707 */ 3708 dp->heads = 255; 3709 dp->secs_per_track = 255; 3710 dp->cylinders = dp->sectors / (255 * 255); 3711 if (dp->cylinders == 0) { 3712 dp->cylinders = 1; 3713 } 3714 } else { 3715 dp->heads = ccg.heads; 3716 dp->secs_per_track = ccg.secs_per_track; 3717 dp->cylinders = ccg.cylinders; 3718 } 3719 3720 /* 3721 * If the user supplied a read capacity buffer, and if it is 3722 * different than the previous buffer, update the data in the EDT. 3723 * If it's the same, we don't bother. This avoids sending an 3724 * update every time someone opens this device. 3725 */ 3726 if ((rcaplong != NULL) 3727 && (bcmp(rcaplong, &softc->rcaplong, 3728 min(sizeof(softc->rcaplong), rcap_len)) != 0)) { 3729 struct ccb_dev_advinfo cdai; 3730 3731 xpt_setup_ccb(&cdai.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3732 cdai.ccb_h.func_code = XPT_DEV_ADVINFO; 3733 cdai.buftype = CDAI_TYPE_RCAPLONG; 3734 cdai.flags |= CDAI_FLAG_STORE; 3735 cdai.bufsiz = rcap_len; 3736 cdai.buf = (uint8_t *)rcaplong; 3737 xpt_action((union ccb *)&cdai); 3738 if ((cdai.ccb_h.status & CAM_DEV_QFRZN) != 0) 3739 cam_release_devq(cdai.ccb_h.path, 0, 0, 0, FALSE); 3740 if (cdai.ccb_h.status != CAM_REQ_CMP) { 3741 xpt_print(periph->path, "%s: failed to set read " 3742 "capacity advinfo\n", __func__); 3743 /* Use cam_error_print() to decode the status */ 3744 cam_error_print((union ccb *)&cdai, CAM_ESF_CAM_STATUS, 3745 CAM_EPF_ALL); 3746 } else { 3747 bcopy(rcaplong, &softc->rcaplong, 3748 min(sizeof(softc->rcaplong), rcap_len)); 3749 } 3750 } 3751 3752 softc->disk->d_sectorsize = softc->params.secsize; 3753 softc->disk->d_mediasize = softc->params.secsize * (off_t)softc->params.sectors; 3754 softc->disk->d_stripesize = softc->params.stripesize; 3755 softc->disk->d_stripeoffset = softc->params.stripeoffset; 3756 /* XXX: these are not actually "firmware" values, so they may be wrong */ 3757 softc->disk->d_fwsectors = softc->params.secs_per_track; 3758 softc->disk->d_fwheads = softc->params.heads; 3759 softc->disk->d_devstat->block_size = softc->params.secsize; 3760 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE; 3761 3762 error = disk_resize(softc->disk, M_NOWAIT); 3763 if (error != 0) 3764 xpt_print(periph->path, "disk_resize(9) failed, error = %d\n", error); 3765 } 3766 3767 static void 3768 dasendorderedtag(void *arg) 3769 { 3770 struct da_softc *softc = arg; 3771 3772 if (da_send_ordered) { 3773 if (!LIST_EMPTY(&softc->pending_ccbs)) { 3774 if ((softc->flags & DA_FLAG_WAS_OTAG) == 0) 3775 softc->flags |= DA_FLAG_NEED_OTAG; 3776 softc->flags &= ~DA_FLAG_WAS_OTAG; 3777 } 3778 } 3779 /* Queue us up again */ 3780 callout_reset(&softc->sendordered_c, 3781 (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL, 3782 dasendorderedtag, softc); 3783 } 3784 3785 /* 3786 * Step through all DA peripheral drivers, and if the device is still open, 3787 * sync the disk cache to physical media. 3788 */ 3789 static void 3790 dashutdown(void * arg, int howto) 3791 { 3792 struct cam_periph *periph; 3793 struct da_softc *softc; 3794 union ccb *ccb; 3795 int error; 3796 3797 CAM_PERIPH_FOREACH(periph, &dadriver) { 3798 softc = (struct da_softc *)periph->softc; 3799 if (SCHEDULER_STOPPED()) { 3800 /* If we paniced with the lock held, do not recurse. */ 3801 if (!cam_periph_owned(periph) && 3802 (softc->flags & DA_FLAG_OPEN)) { 3803 dadump(softc->disk, NULL, 0, 0, 0); 3804 } 3805 continue; 3806 } 3807 cam_periph_lock(periph); 3808 3809 /* 3810 * We only sync the cache if the drive is still open, and 3811 * if the drive is capable of it.. 3812 */ 3813 if (((softc->flags & DA_FLAG_OPEN) == 0) 3814 || (softc->quirks & DA_Q_NO_SYNC_CACHE)) { 3815 cam_periph_unlock(periph); 3816 continue; 3817 } 3818 3819 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3820 scsi_synchronize_cache(&ccb->csio, 3821 /*retries*/0, 3822 /*cbfcnp*/dadone, 3823 MSG_SIMPLE_Q_TAG, 3824 /*begin_lba*/0, /* whole disk */ 3825 /*lb_count*/0, 3826 SSD_FULL_SIZE, 3827 60 * 60 * 1000); 3828 3829 error = cam_periph_runccb(ccb, daerror, /*cam_flags*/0, 3830 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY | SF_QUIET_IR, 3831 softc->disk->d_devstat); 3832 if (error != 0) 3833 xpt_print(periph->path, "Synchronize cache failed\n"); 3834 xpt_release_ccb(ccb); 3835 cam_periph_unlock(periph); 3836 } 3837 } 3838 3839 #else /* !_KERNEL */ 3840 3841 /* 3842 * XXX This is only left out of the kernel build to silence warnings. If, 3843 * for some reason this function is used in the kernel, the ifdefs should 3844 * be moved so it is included both in the kernel and userland. 3845 */ 3846 void 3847 scsi_format_unit(struct ccb_scsiio *csio, u_int32_t retries, 3848 void (*cbfcnp)(struct cam_periph *, union ccb *), 3849 u_int8_t tag_action, u_int8_t byte2, u_int16_t ileave, 3850 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 3851 u_int32_t timeout) 3852 { 3853 struct scsi_format_unit *scsi_cmd; 3854 3855 scsi_cmd = (struct scsi_format_unit *)&csio->cdb_io.cdb_bytes; 3856 scsi_cmd->opcode = FORMAT_UNIT; 3857 scsi_cmd->byte2 = byte2; 3858 scsi_ulto2b(ileave, scsi_cmd->interleave); 3859 3860 cam_fill_csio(csio, 3861 retries, 3862 cbfcnp, 3863 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE, 3864 tag_action, 3865 data_ptr, 3866 dxfer_len, 3867 sense_len, 3868 sizeof(*scsi_cmd), 3869 timeout); 3870 } 3871 3872 void 3873 scsi_sanitize(struct ccb_scsiio *csio, u_int32_t retries, 3874 void (*cbfcnp)(struct cam_periph *, union ccb *), 3875 u_int8_t tag_action, u_int8_t byte2, u_int16_t control, 3876 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 3877 u_int32_t timeout) 3878 { 3879 struct scsi_sanitize *scsi_cmd; 3880 3881 scsi_cmd = (struct scsi_sanitize *)&csio->cdb_io.cdb_bytes; 3882 scsi_cmd->opcode = SANITIZE; 3883 scsi_cmd->byte2 = byte2; 3884 scsi_cmd->control = control; 3885 scsi_ulto2b(dxfer_len, scsi_cmd->length); 3886 3887 cam_fill_csio(csio, 3888 retries, 3889 cbfcnp, 3890 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE, 3891 tag_action, 3892 data_ptr, 3893 dxfer_len, 3894 sense_len, 3895 sizeof(*scsi_cmd), 3896 timeout); 3897 } 3898 3899 #endif /* _KERNEL */ 3900