1/*- 2 * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> 28__FBSDID("$FreeBSD: stable/11/sys/cam/ata/ata_da.c 358490 2020-03-01 18:03:09Z scottl $"); 29 30#include "opt_ada.h" 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/endian.h> 47#include <sys/cons.h> 48#include <sys/proc.h> 49#include <sys/reboot.h> 50#include <sys/sbuf.h> 51#include <geom/geom_disk.h> 52#endif /* _KERNEL */ 53 54#ifndef _KERNEL 55#include <stdio.h> 56#include <string.h> 57#endif /* _KERNEL */ 58 59#include <cam/cam.h> 60#include <cam/cam_ccb.h> 61#include <cam/cam_periph.h> 62#include <cam/cam_xpt_periph.h> 63#include <cam/scsi/scsi_all.h> 64#include <cam/scsi/scsi_da.h> 65#include <cam/cam_sim.h> 66#include <cam/cam_iosched.h> 67 68#include <cam/ata/ata_all.h> 69 70#include <machine/md_var.h> /* geometry translation */ 71 72#ifdef _KERNEL 73 74#define ATA_MAX_28BIT_LBA 268435455UL 75 76extern int iosched_debug; 77 78typedef enum { 79 ADA_STATE_RAHEAD, 80 ADA_STATE_WCACHE, 81 ADA_STATE_LOGDIR, 82 ADA_STATE_IDDIR, 83 ADA_STATE_SUP_CAP, 84 ADA_STATE_ZONE, 85 ADA_STATE_NORMAL 86} ada_state; 87 88typedef enum { 89 ADA_FLAG_CAN_48BIT = 0x00000002, 90 ADA_FLAG_CAN_FLUSHCACHE = 0x00000004, 91 ADA_FLAG_CAN_NCQ = 0x00000008, 92 ADA_FLAG_CAN_DMA = 0x00000010, 93 ADA_FLAG_NEED_OTAG = 0x00000020, 94 ADA_FLAG_WAS_OTAG = 0x00000040, 95 ADA_FLAG_CAN_TRIM = 0x00000080, 96 ADA_FLAG_OPEN = 0x00000100, 97 ADA_FLAG_SCTX_INIT = 0x00000200, 98 ADA_FLAG_CAN_CFA = 0x00000400, 99 ADA_FLAG_CAN_POWERMGT = 0x00000800, 100 ADA_FLAG_CAN_DMA48 = 0x00001000, 101 ADA_FLAG_CAN_LOG = 0x00002000, 102 ADA_FLAG_CAN_IDLOG = 0x00004000, 103 ADA_FLAG_CAN_SUPCAP = 0x00008000, 104 ADA_FLAG_CAN_ZONE = 0x00010000, 105 ADA_FLAG_CAN_WCACHE = 0x00020000, 106 ADA_FLAG_CAN_RAHEAD = 0x00040000, 107 ADA_FLAG_PROBED = 0x00080000, 108 ADA_FLAG_ANNOUNCED = 0x00100000, 109 ADA_FLAG_DIRTY = 0x00200000, 110 ADA_FLAG_CAN_NCQ_TRIM = 0x00400000, /* CAN_TRIM also set */ 111 ADA_FLAG_PIM_ATA_EXT = 0x00800000 112} ada_flags; 113 114typedef enum { 115 ADA_Q_NONE = 0x00, 116 ADA_Q_4K = 0x01, 117 ADA_Q_NCQ_TRIM_BROKEN = 0x02, 118 ADA_Q_LOG_BROKEN = 0x04, 119 ADA_Q_SMR_DM = 0x08, 120 ADA_Q_NO_TRIM = 0x10, 121 ADA_Q_128KB = 0x20 122} ada_quirks; 123 124#define ADA_Q_BIT_STRING \ 125 "\020" \ 126 "\0014K" \ 127 "\002NCQ_TRIM_BROKEN" \ 128 "\003LOG_BROKEN" \ 129 "\004SMR_DM" \ 130 "\005NO_TRIM" \ 131 "\006128KB" 132 133typedef enum { 134 ADA_CCB_RAHEAD = 0x01, 135 ADA_CCB_WCACHE = 0x02, 136 ADA_CCB_BUFFER_IO = 0x03, 137 ADA_CCB_DUMP = 0x05, 138 ADA_CCB_TRIM = 0x06, 139 ADA_CCB_LOGDIR = 0x07, 140 ADA_CCB_IDDIR = 0x08, 141 ADA_CCB_SUP_CAP = 0x09, 142 ADA_CCB_ZONE = 0x0a, 143 ADA_CCB_TYPE_MASK = 0x0F, 144} ada_ccb_state; 145 146typedef enum { 147 ADA_ZONE_NONE = 0x00, 148 ADA_ZONE_DRIVE_MANAGED = 0x01, 149 ADA_ZONE_HOST_AWARE = 0x02, 150 ADA_ZONE_HOST_MANAGED = 0x03 151} ada_zone_mode; 152 153typedef enum { 154 ADA_ZONE_FLAG_RZ_SUP = 0x0001, 155 ADA_ZONE_FLAG_OPEN_SUP = 0x0002, 156 ADA_ZONE_FLAG_CLOSE_SUP = 0x0004, 157 ADA_ZONE_FLAG_FINISH_SUP = 0x0008, 158 ADA_ZONE_FLAG_RWP_SUP = 0x0010, 159 ADA_ZONE_FLAG_SUP_MASK = (ADA_ZONE_FLAG_RZ_SUP | 160 ADA_ZONE_FLAG_OPEN_SUP | 161 ADA_ZONE_FLAG_CLOSE_SUP | 162 ADA_ZONE_FLAG_FINISH_SUP | 163 ADA_ZONE_FLAG_RWP_SUP), 164 ADA_ZONE_FLAG_URSWRZ = 0x0020, 165 ADA_ZONE_FLAG_OPT_SEQ_SET = 0x0040, 166 ADA_ZONE_FLAG_OPT_NONSEQ_SET = 0x0080, 167 ADA_ZONE_FLAG_MAX_SEQ_SET = 0x0100, 168 ADA_ZONE_FLAG_SET_MASK = (ADA_ZONE_FLAG_OPT_SEQ_SET | 169 ADA_ZONE_FLAG_OPT_NONSEQ_SET | 170 ADA_ZONE_FLAG_MAX_SEQ_SET) 171} ada_zone_flags; 172 173static struct ada_zone_desc { 174 ada_zone_flags value; 175 const char *desc; 176} ada_zone_desc_table[] = { 177 {ADA_ZONE_FLAG_RZ_SUP, "Report Zones" }, 178 {ADA_ZONE_FLAG_OPEN_SUP, "Open" }, 179 {ADA_ZONE_FLAG_CLOSE_SUP, "Close" }, 180 {ADA_ZONE_FLAG_FINISH_SUP, "Finish" }, 181 {ADA_ZONE_FLAG_RWP_SUP, "Reset Write Pointer" }, 182}; 183 184 185/* Offsets into our private area for storing information */ 186#define ccb_state ppriv_field0 187#define ccb_bp ppriv_ptr1 188 189typedef enum { 190 ADA_DELETE_NONE, 191 ADA_DELETE_DISABLE, 192 ADA_DELETE_CFA_ERASE, 193 ADA_DELETE_DSM_TRIM, 194 ADA_DELETE_NCQ_DSM_TRIM, 195 ADA_DELETE_MIN = ADA_DELETE_CFA_ERASE, 196 ADA_DELETE_MAX = ADA_DELETE_NCQ_DSM_TRIM, 197} ada_delete_methods; 198 199static const char *ada_delete_method_names[] = 200 { "NONE", "DISABLE", "CFA_ERASE", "DSM_TRIM", "NCQ_DSM_TRIM" }; 201#if 0 202static const char *ada_delete_method_desc[] = 203 { "NONE", "DISABLED", "CFA Erase", "DSM Trim", "DSM Trim via NCQ" }; 204#endif 205 206struct disk_params { 207 u_int8_t heads; 208 u_int8_t secs_per_track; 209 u_int32_t cylinders; 210 u_int32_t secsize; /* Number of bytes/logical sector */ 211 u_int64_t sectors; /* Total number sectors */ 212}; 213 214#define TRIM_MAX_BLOCKS 8 215#define TRIM_MAX_RANGES (TRIM_MAX_BLOCKS * ATA_DSM_BLK_RANGES) 216struct trim_request { 217 uint8_t data[TRIM_MAX_RANGES * ATA_DSM_RANGE_SIZE]; 218 TAILQ_HEAD(, bio) bps; 219}; 220 221struct ada_softc { 222 struct cam_iosched_softc *cam_iosched; 223 int outstanding_cmds; /* Number of active commands */ 224 int refcount; /* Active xpt_action() calls */ 225 ada_state state; 226 ada_flags flags; 227 ada_zone_mode zone_mode; 228 ada_zone_flags zone_flags; 229 struct ata_gp_log_dir ata_logdir; 230 int valid_logdir_len; 231 struct ata_identify_log_pages ata_iddir; 232 int valid_iddir_len; 233 uint64_t optimal_seq_zones; 234 uint64_t optimal_nonseq_zones; 235 uint64_t max_seq_zones; 236 ada_quirks quirks; 237 ada_delete_methods delete_method; 238 int trim_max_ranges; 239 int read_ahead; 240 int write_cache; 241 int unmappedio; 242 int rotating; 243#ifdef ADA_TEST_FAILURE 244 int force_read_error; 245 int force_write_error; 246 int periodic_read_error; 247 int periodic_read_count; 248#endif 249 struct ccb_pathinq cpi; 250 struct disk_params params; 251 struct disk *disk; 252 struct task sysctl_task; 253 struct sysctl_ctx_list sysctl_ctx; 254 struct sysctl_oid *sysctl_tree; 255 struct callout sendordered_c; 256 struct trim_request trim_req; 257#ifdef CAM_IO_STATS 258 struct sysctl_ctx_list sysctl_stats_ctx; 259 struct sysctl_oid *sysctl_stats_tree; 260 u_int timeouts; 261 u_int errors; 262 u_int invalidations; 263#endif 264}; 265 266struct ada_quirk_entry { 267 struct scsi_inquiry_pattern inq_pat; 268 ada_quirks quirks; 269}; 270 271static struct ada_quirk_entry ada_quirk_table[] = 272{ 273 { 274 /* Sandisk X400 */ 275 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SanDisk?SD8SB8U1T00*", "X4162000*" }, 276 /*quirks*/ADA_Q_128KB 277 }, 278 { 279 /* Hitachi Advanced Format (4k) drives */ 280 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Hitachi H??????????E3*", "*" }, 281 /*quirks*/ADA_Q_4K 282 }, 283 { 284 /* Samsung Advanced Format (4k) drives */ 285 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD155UI*", "*" }, 286 /*quirks*/ADA_Q_4K 287 }, 288 { 289 /* Samsung Advanced Format (4k) drives */ 290 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD204UI*", "*" }, 291 /*quirks*/ADA_Q_4K 292 }, 293 { 294 /* Seagate Barracuda Green Advanced Format (4k) drives */ 295 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DL*", "*" }, 296 /*quirks*/ADA_Q_4K 297 }, 298 { 299 /* Seagate Barracuda Advanced Format (4k) drives */ 300 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???DM*", "*" }, 301 /*quirks*/ADA_Q_4K 302 }, 303 { 304 /* Seagate Barracuda Advanced Format (4k) drives */ 305 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DM*", "*" }, 306 /*quirks*/ADA_Q_4K 307 }, 308 { 309 /* Seagate Momentus Advanced Format (4k) drives */ 310 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500423AS*", "*" }, 311 /*quirks*/ADA_Q_4K 312 }, 313 { 314 /* Seagate Momentus Advanced Format (4k) drives */ 315 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500424AS*", "*" }, 316 /*quirks*/ADA_Q_4K 317 }, 318 { 319 /* Seagate Momentus Advanced Format (4k) drives */ 320 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640423AS*", "*" }, 321 /*quirks*/ADA_Q_4K 322 }, 323 { 324 /* Seagate Momentus Advanced Format (4k) drives */ 325 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640424AS*", "*" }, 326 /*quirks*/ADA_Q_4K 327 }, 328 { 329 /* Seagate Momentus Advanced Format (4k) drives */ 330 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750420AS*", "*" }, 331 /*quirks*/ADA_Q_4K 332 }, 333 { 334 /* Seagate Momentus Advanced Format (4k) drives */ 335 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750422AS*", "*" }, 336 /*quirks*/ADA_Q_4K 337 }, 338 { 339 /* Seagate Momentus Advanced Format (4k) drives */ 340 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750423AS*", "*" }, 341 /*quirks*/ADA_Q_4K 342 }, 343 { 344 /* Seagate Momentus Thin Advanced Format (4k) drives */ 345 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???LT*", "*" }, 346 /*quirks*/ADA_Q_4K 347 }, 348 { 349 /* WDC Caviar Red Advanced Format (4k) drives */ 350 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????CX*", "*" }, 351 /*quirks*/ADA_Q_4K 352 }, 353 { 354 /* WDC Caviar Green Advanced Format (4k) drives */ 355 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RS*", "*" }, 356 /*quirks*/ADA_Q_4K 357 }, 358 { 359 /* WDC Caviar Green/Red Advanced Format (4k) drives */ 360 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RX*", "*" }, 361 /*quirks*/ADA_Q_4K 362 }, 363 { 364 /* WDC Caviar Red Advanced Format (4k) drives */ 365 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????CX*", "*" }, 366 /*quirks*/ADA_Q_4K 367 }, 368 { 369 /* WDC Caviar Black Advanced Format (4k) drives */ 370 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????AZEX*", "*" }, 371 /*quirks*/ADA_Q_4K 372 }, 373 { 374 /* WDC Caviar Black Advanced Format (4k) drives */ 375 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????FZEX*", "*" }, 376 /*quirks*/ADA_Q_4K 377 }, 378 { 379 /* WDC Caviar Green Advanced Format (4k) drives */ 380 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RS*", "*" }, 381 /*quirks*/ADA_Q_4K 382 }, 383 { 384 /* WDC Caviar Green Advanced Format (4k) drives */ 385 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RX*", "*" }, 386 /*quirks*/ADA_Q_4K 387 }, 388 { 389 /* WDC Scorpio Black Advanced Format (4k) drives */ 390 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PKT*", "*" }, 391 /*quirks*/ADA_Q_4K 392 }, 393 { 394 /* WDC Scorpio Black Advanced Format (4k) drives */ 395 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PKT*", "*" }, 396 /*quirks*/ADA_Q_4K 397 }, 398 { 399 /* WDC Scorpio Blue Advanced Format (4k) drives */ 400 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PVT*", "*" }, 401 /*quirks*/ADA_Q_4K 402 }, 403 { 404 /* WDC Scorpio Blue Advanced Format (4k) drives */ 405 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PVT*", "*" }, 406 /*quirks*/ADA_Q_4K 407 }, 408 /* SSDs */ 409 { 410 /* 411 * Corsair Force 2 SSDs 412 * 4k optimised & trim only works in 4k requests + 4k aligned 413 */ 414 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair CSSD-F*", "*" }, 415 /*quirks*/ADA_Q_4K 416 }, 417 { 418 /* 419 * Corsair Force 3 SSDs 420 * 4k optimised & trim only works in 4k requests + 4k aligned 421 */ 422 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force 3*", "*" }, 423 /*quirks*/ADA_Q_4K 424 }, 425 { 426 /* 427 * Corsair Neutron GTX SSDs 428 * 4k optimised & trim only works in 4k requests + 4k aligned 429 */ 430 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 431 /*quirks*/ADA_Q_4K 432 }, 433 { 434 /* 435 * Corsair Force GT & GS SSDs 436 * 4k optimised & trim only works in 4k requests + 4k aligned 437 */ 438 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force G*", "*" }, 439 /*quirks*/ADA_Q_4K 440 }, 441 { 442 /* 443 * Crucial M4 SSDs 444 * 4k optimised & trim only works in 4k requests + 4k aligned 445 */ 446 { T_DIRECT, SIP_MEDIA_FIXED, "*", "M4-CT???M4SSD2*", "*" }, 447 /*quirks*/ADA_Q_4K 448 }, 449 { 450 /* 451 * Crucial M500 SSDs MU07 firmware 452 * NCQ Trim works 453 */ 454 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "MU07" }, 455 /*quirks*/0 456 }, 457 { 458 /* 459 * Crucial M500 SSDs all other firmware 460 * NCQ Trim doesn't work 461 */ 462 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "*" }, 463 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 464 }, 465 { 466 /* 467 * Crucial M550 SSDs 468 * NCQ Trim doesn't work, but only on MU01 firmware 469 */ 470 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M550*", "MU01" }, 471 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 472 }, 473 { 474 /* 475 * Crucial MX100 SSDs 476 * NCQ Trim doesn't work, but only on MU01 firmware 477 */ 478 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*MX100*", "MU01" }, 479 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 480 }, 481 { 482 /* 483 * Crucial RealSSD C300 SSDs 484 * 4k optimised 485 */ 486 { T_DIRECT, SIP_MEDIA_FIXED, "*", "C300-CTFDDAC???MAG*", 487 "*" }, /*quirks*/ADA_Q_4K 488 }, 489 { 490 /* 491 * FCCT M500 SSDs 492 * NCQ Trim doesn't work 493 */ 494 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FCCT*M500*", "*" }, 495 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 496 }, 497 { 498 /* 499 * Intel 320 Series SSDs 500 * 4k optimised & trim only works in 4k requests + 4k aligned 501 */ 502 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2CW*", "*" }, 503 /*quirks*/ADA_Q_4K 504 }, 505 { 506 /* 507 * Intel 330 Series SSDs 508 * 4k optimised & trim only works in 4k requests + 4k aligned 509 */ 510 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2CT*", "*" }, 511 /*quirks*/ADA_Q_4K 512 }, 513 { 514 /* 515 * Intel 510 Series SSDs 516 * 4k optimised & trim only works in 4k requests + 4k aligned 517 */ 518 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2MH*", "*" }, 519 /*quirks*/ADA_Q_4K 520 }, 521 { 522 /* 523 * Intel 520 Series SSDs 524 * 4k optimised & trim only works in 4k requests + 4k aligned 525 */ 526 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BW*", "*" }, 527 /*quirks*/ADA_Q_4K 528 }, 529 { 530 /* 531 * Intel S3610 Series SSDs 532 * 4k optimised & trim only works in 4k requests + 4k aligned 533 */ 534 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BX*", "*" }, 535 /*quirks*/ADA_Q_4K 536 }, 537 { 538 /* 539 * Intel X25-M Series SSDs 540 * 4k optimised & trim only works in 4k requests + 4k aligned 541 */ 542 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2M*", "*" }, 543 /*quirks*/ADA_Q_4K 544 }, 545 { 546 /* 547 * KingDian S200 60GB P0921B 548 * Trimming crash the SSD 549 */ 550 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KingDian S200 *", "*" }, 551 /*quirks*/ADA_Q_NO_TRIM 552 }, 553 { 554 /* 555 * Kingston E100 Series SSDs 556 * 4k optimised & trim only works in 4k requests + 4k aligned 557 */ 558 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SE100S3*", "*" }, 559 /*quirks*/ADA_Q_4K 560 }, 561 { 562 /* 563 * Kingston HyperX 3k SSDs 564 * 4k optimised & trim only works in 4k requests + 4k aligned 565 */ 566 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SH103S3*", "*" }, 567 /*quirks*/ADA_Q_4K 568 }, 569 { 570 /* 571 * Marvell SSDs (entry taken from OpenSolaris) 572 * 4k optimised & trim only works in 4k requests + 4k aligned 573 */ 574 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MARVELL SD88SA02*", "*" }, 575 /*quirks*/ADA_Q_4K 576 }, 577 { 578 /* 579 * Micron M500 SSDs firmware MU07 580 * NCQ Trim works? 581 */ 582 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "MU07" }, 583 /*quirks*/0 584 }, 585 { 586 /* 587 * Micron M500 SSDs all other firmware 588 * NCQ Trim doesn't work 589 */ 590 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "*" }, 591 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 592 }, 593 { 594 /* 595 * Micron M5[15]0 SSDs 596 * NCQ Trim doesn't work, but only MU01 firmware 597 */ 598 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M5[15]0*", "MU01" }, 599 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 600 }, 601 { 602 /* 603 * Micron 5100 SSDs 604 * 4k optimised & trim only works in 4k requests + 4k aligned 605 */ 606 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron 5100 MTFDDAK*", "*" }, 607 /*quirks*/ADA_Q_4K 608 }, 609 { 610 /* 611 * OCZ Agility 2 SSDs 612 * 4k optimised & trim only works in 4k requests + 4k aligned 613 */ 614 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 615 /*quirks*/ADA_Q_4K 616 }, 617 { 618 /* 619 * OCZ Agility 3 SSDs 620 * 4k optimised & trim only works in 4k requests + 4k aligned 621 */ 622 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY3*", "*" }, 623 /*quirks*/ADA_Q_4K 624 }, 625 { 626 /* 627 * OCZ Deneva R Series SSDs 628 * 4k optimised & trim only works in 4k requests + 4k aligned 629 */ 630 { T_DIRECT, SIP_MEDIA_FIXED, "*", "DENRSTE251M45*", "*" }, 631 /*quirks*/ADA_Q_4K 632 }, 633 { 634 /* 635 * OCZ Vertex 2 SSDs (inc pro series) 636 * 4k optimised & trim only works in 4k requests + 4k aligned 637 */ 638 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ?VERTEX2*", "*" }, 639 /*quirks*/ADA_Q_4K 640 }, 641 { 642 /* 643 * OCZ Vertex 3 SSDs 644 * 4k optimised & trim only works in 4k requests + 4k aligned 645 */ 646 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX3*", "*" }, 647 /*quirks*/ADA_Q_4K 648 }, 649 { 650 /* 651 * OCZ Vertex 4 SSDs 652 * 4k optimised & trim only works in 4k requests + 4k aligned 653 */ 654 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX4*", "*" }, 655 /*quirks*/ADA_Q_4K 656 }, 657 { 658 /* 659 * Samsung 750 SSDs 660 * 4k optimised, NCQ TRIM seems to work 661 */ 662 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 750*", "*" }, 663 /*quirks*/ADA_Q_4K 664 }, 665 { 666 /* 667 * Samsung 830 Series SSDs 668 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 669 */ 670 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD 830 Series*", "*" }, 671 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 672 }, 673 { 674 /* 675 * Samsung 840 SSDs 676 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 677 */ 678 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 840*", "*" }, 679 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 680 }, 681 { 682 /* 683 * Samsung 845 SSDs 684 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 685 */ 686 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 845*", "*" }, 687 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 688 }, 689 { 690 /* 691 * Samsung 850 SSDs 692 * 4k optimised, NCQ TRIM broken (normal TRIM fine) 693 */ 694 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 850*", "*" }, 695 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 696 }, 697 { 698 /* 699 * Samsung SM863 Series SSDs (MZ7KM*) 700 * 4k optimised, NCQ believed to be working 701 */ 702 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7KM*", "*" }, 703 /*quirks*/ADA_Q_4K 704 }, 705 { 706 /* 707 * Samsung 843T Series SSDs (MZ7WD*) 708 * Samsung PM851 Series SSDs (MZ7TE*) 709 * Samsung PM853T Series SSDs (MZ7GE*) 710 * 4k optimised, NCQ believed to be broken since these are 711 * appear to be built with the same controllers as the 840/850. 712 */ 713 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7*", "*" }, 714 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 715 }, 716 { 717 /* 718 * Same as for SAMSUNG MZ7* but enable the quirks for SSD 719 * starting with MZ7* too 720 */ 721 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MZ7*", "*" }, 722 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 723 }, 724 { 725 /* 726 * Samsung PM851 Series SSDs Dell OEM 727 * device model "SAMSUNG SSD PM851 mSATA 256GB" 728 * 4k optimised, NCQ broken 729 */ 730 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD PM851*", "*" }, 731 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 732 }, 733 { 734 /* 735 * SuperTalent TeraDrive CT SSDs 736 * 4k optimised & trim only works in 4k requests + 4k aligned 737 */ 738 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FTM??CT25H*", "*" }, 739 /*quirks*/ADA_Q_4K 740 }, 741 { 742 /* 743 * XceedIOPS SATA SSDs 744 * 4k optimised 745 */ 746 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SG9XCS2D*", "*" }, 747 /*quirks*/ADA_Q_4K 748 }, 749 { 750 /* 751 * Samsung drive that doesn't support READ LOG EXT or 752 * READ LOG DMA EXT, despite reporting that it does in 753 * ATA identify data: 754 * SAMSUNG HD200HJ KF100-06 755 */ 756 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD200*", "*" }, 757 /*quirks*/ADA_Q_LOG_BROKEN 758 }, 759 { 760 /* 761 * Samsung drive that doesn't support READ LOG EXT or 762 * READ LOG DMA EXT, despite reporting that it does in 763 * ATA identify data: 764 * SAMSUNG HD501LJ CR100-10 765 */ 766 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD501*", "*" }, 767 /*quirks*/ADA_Q_LOG_BROKEN 768 }, 769 { 770 /* 771 * Seagate Lamarr 8TB Shingled Magnetic Recording (SMR) 772 * Drive Managed SATA hard drive. This drive doesn't report 773 * in firmware that it is a drive managed SMR drive. 774 */ 775 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST8000AS000[23]*", "*" }, 776 /*quirks*/ADA_Q_SMR_DM 777 }, 778 { 779 /* WD Green SSD */ 780 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WDS?????G0*", "*" }, 781 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 782 }, 783 { 784 /* Default */ 785 { 786 T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 787 /*vendor*/"*", /*product*/"*", /*revision*/"*" 788 }, 789 /*quirks*/0 790 }, 791}; 792 793static disk_strategy_t adastrategy; 794static dumper_t adadump; 795static periph_init_t adainit; 796static void adadiskgonecb(struct disk *dp); 797static periph_oninv_t adaoninvalidate; 798static periph_dtor_t adacleanup; 799static void adaasync(void *callback_arg, u_int32_t code, 800 struct cam_path *path, void *arg); 801static int adazonemodesysctl(SYSCTL_HANDLER_ARGS); 802static int adazonesupsysctl(SYSCTL_HANDLER_ARGS); 803static void adasysctlinit(void *context, int pending); 804static int adagetattr(struct bio *bp); 805static void adasetflags(struct ada_softc *softc, 806 struct ccb_getdev *cgd); 807static void adasetgeom(struct ada_softc *softc, 808 struct ccb_getdev *cgd); 809static periph_ctor_t adaregister; 810static void ada_dsmtrim(struct ada_softc *softc, struct bio *bp, 811 struct ccb_ataio *ataio); 812static void ada_cfaerase(struct ada_softc *softc, struct bio *bp, 813 struct ccb_ataio *ataio); 814static int ada_zone_bio_to_ata(int disk_zone_cmd); 815static int ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, 816 struct bio *bp, int *queue_ccb); 817static periph_start_t adastart; 818static void adaprobedone(struct cam_periph *periph, union ccb *ccb); 819static void adazonedone(struct cam_periph *periph, union ccb *ccb); 820static void adadone(struct cam_periph *periph, 821 union ccb *done_ccb); 822static int adaerror(union ccb *ccb, u_int32_t cam_flags, 823 u_int32_t sense_flags); 824static timeout_t adasendorderedtag; 825static void adashutdown(void *arg, int howto); 826static void adasuspend(void *arg); 827static void adaresume(void *arg); 828 829#ifndef ADA_DEFAULT_LEGACY_ALIASES 830#define ADA_DEFAULT_LEGACY_ALIASES 1 831#endif 832 833#ifndef ADA_DEFAULT_TIMEOUT 834#define ADA_DEFAULT_TIMEOUT 30 /* Timeout in seconds */ 835#endif 836 837#ifndef ADA_DEFAULT_RETRY 838#define ADA_DEFAULT_RETRY 4 839#endif 840 841#ifndef ADA_DEFAULT_SEND_ORDERED 842#define ADA_DEFAULT_SEND_ORDERED 1 843#endif 844 845#ifndef ADA_DEFAULT_SPINDOWN_SHUTDOWN 846#define ADA_DEFAULT_SPINDOWN_SHUTDOWN 1 847#endif 848 849#ifndef ADA_DEFAULT_SPINDOWN_SUSPEND 850#define ADA_DEFAULT_SPINDOWN_SUSPEND 1 851#endif 852 853#ifndef ADA_DEFAULT_READ_AHEAD 854#define ADA_DEFAULT_READ_AHEAD 1 855#endif 856 857#ifndef ADA_DEFAULT_WRITE_CACHE 858#define ADA_DEFAULT_WRITE_CACHE 1 859#endif 860 861#define ADA_RA (softc->read_ahead >= 0 ? \ 862 softc->read_ahead : ada_read_ahead) 863#define ADA_WC (softc->write_cache >= 0 ? \ 864 softc->write_cache : ada_write_cache) 865 866/* 867 * Most platforms map firmware geometry to actual, but some don't. If 868 * not overridden, default to nothing. 869 */ 870#ifndef ata_disk_firmware_geom_adjust 871#define ata_disk_firmware_geom_adjust(disk) 872#endif 873 874static int ada_retry_count = ADA_DEFAULT_RETRY; 875static int ada_default_timeout = ADA_DEFAULT_TIMEOUT; 876static int ada_send_ordered = ADA_DEFAULT_SEND_ORDERED; 877static int ada_spindown_shutdown = ADA_DEFAULT_SPINDOWN_SHUTDOWN; 878static int ada_spindown_suspend = ADA_DEFAULT_SPINDOWN_SUSPEND; 879static int ada_read_ahead = ADA_DEFAULT_READ_AHEAD; 880static int ada_write_cache = ADA_DEFAULT_WRITE_CACHE; 881 882static SYSCTL_NODE(_kern_cam, OID_AUTO, ada, CTLFLAG_RD, 0, 883 "CAM Direct Access Disk driver"); 884SYSCTL_INT(_kern_cam_ada, OID_AUTO, retry_count, CTLFLAG_RWTUN, 885 &ada_retry_count, 0, "Normal I/O retry count"); 886SYSCTL_INT(_kern_cam_ada, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 887 &ada_default_timeout, 0, "Normal I/O timeout (in seconds)"); 888SYSCTL_INT(_kern_cam_ada, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 889 &ada_send_ordered, 0, "Send Ordered Tags"); 890SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_shutdown, CTLFLAG_RWTUN, 891 &ada_spindown_shutdown, 0, "Spin down upon shutdown"); 892SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_suspend, CTLFLAG_RWTUN, 893 &ada_spindown_suspend, 0, "Spin down upon suspend"); 894SYSCTL_INT(_kern_cam_ada, OID_AUTO, read_ahead, CTLFLAG_RWTUN, 895 &ada_read_ahead, 0, "Enable disk read-ahead"); 896SYSCTL_INT(_kern_cam_ada, OID_AUTO, write_cache, CTLFLAG_RWTUN, 897 &ada_write_cache, 0, "Enable disk write cache"); 898 899/* 900 * ADA_ORDEREDTAG_INTERVAL determines how often, relative 901 * to the default timeout, we check to see whether an ordered 902 * tagged transaction is appropriate to prevent simple tag 903 * starvation. Since we'd like to ensure that there is at least 904 * 1/2 of the timeout length left for a starved transaction to 905 * complete after we've sent an ordered tag, we must poll at least 906 * four times in every timeout period. This takes care of the worst 907 * case where a starved transaction starts during an interval that 908 * meets the requirement "don't send an ordered tag" test so it takes 909 * us two intervals to determine that a tag must be sent. 910 */ 911#ifndef ADA_ORDEREDTAG_INTERVAL 912#define ADA_ORDEREDTAG_INTERVAL 4 913#endif 914 915static struct periph_driver adadriver = 916{ 917 adainit, "ada", 918 TAILQ_HEAD_INITIALIZER(adadriver.units), /* generation */ 0 919}; 920 921static int adadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 922 923PERIPHDRIVER_DECLARE(ada, adadriver); 924 925static MALLOC_DEFINE(M_ATADA, "ata_da", "ata_da buffers"); 926 927static int 928adaopen(struct disk *dp) 929{ 930 struct cam_periph *periph; 931 struct ada_softc *softc; 932 int error; 933 934 periph = (struct cam_periph *)dp->d_drv1; 935 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 936 return(ENXIO); 937 } 938 939 cam_periph_lock(periph); 940 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 941 cam_periph_unlock(periph); 942 cam_periph_release(periph); 943 return (error); 944 } 945 946 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 947 ("adaopen\n")); 948 949 softc = (struct ada_softc *)periph->softc; 950 softc->flags |= ADA_FLAG_OPEN; 951 952 cam_periph_unhold(periph); 953 cam_periph_unlock(periph); 954 return (0); 955} 956 957static int 958adaclose(struct disk *dp) 959{ 960 struct cam_periph *periph; 961 struct ada_softc *softc; 962 union ccb *ccb; 963 int error; 964 965 periph = (struct cam_periph *)dp->d_drv1; 966 softc = (struct ada_softc *)periph->softc; 967 cam_periph_lock(periph); 968 969 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 970 ("adaclose\n")); 971 972 /* We only sync the cache if the drive is capable of it. */ 973 if ((softc->flags & ADA_FLAG_DIRTY) != 0 && 974 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) != 0 && 975 (periph->flags & CAM_PERIPH_INVALID) == 0 && 976 cam_periph_hold(periph, PRIBIO) == 0) { 977 978 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 979 cam_fill_ataio(&ccb->ataio, 980 1, 981 adadone, 982 CAM_DIR_NONE, 983 0, 984 NULL, 985 0, 986 ada_default_timeout*1000); 987 988 if (softc->flags & ADA_FLAG_CAN_48BIT) 989 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 990 else 991 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 992 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 993 /*sense_flags*/0, softc->disk->d_devstat); 994 995 if (error != 0) 996 xpt_print(periph->path, "Synchronize cache failed\n"); 997 softc->flags &= ~ADA_FLAG_DIRTY; 998 xpt_release_ccb(ccb); 999 cam_periph_unhold(periph); 1000 } 1001 1002 softc->flags &= ~ADA_FLAG_OPEN; 1003 1004 while (softc->refcount != 0) 1005 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "adaclose", 1); 1006 cam_periph_unlock(periph); 1007 cam_periph_release(periph); 1008 return (0); 1009} 1010 1011static void 1012adaschedule(struct cam_periph *periph) 1013{ 1014 struct ada_softc *softc = (struct ada_softc *)periph->softc; 1015 1016 if (softc->state != ADA_STATE_NORMAL) 1017 return; 1018 1019 cam_iosched_schedule(softc->cam_iosched, periph); 1020} 1021 1022/* 1023 * Actually translate the requested transfer into one the physical driver 1024 * can understand. The transfer is described by a buf and will include 1025 * only one physical transfer. 1026 */ 1027static void 1028adastrategy(struct bio *bp) 1029{ 1030 struct cam_periph *periph; 1031 struct ada_softc *softc; 1032 1033 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1034 softc = (struct ada_softc *)periph->softc; 1035 1036 cam_periph_lock(periph); 1037 1038 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastrategy(%p)\n", bp)); 1039 1040 /* 1041 * If the device has been made invalid, error out 1042 */ 1043 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1044 cam_periph_unlock(periph); 1045 biofinish(bp, NULL, ENXIO); 1046 return; 1047 } 1048 1049 /* 1050 * Zone commands must be ordered, because they can depend on the 1051 * effects of previously issued commands, and they may affect 1052 * commands after them. 1053 */ 1054 if (bp->bio_cmd == BIO_ZONE) 1055 bp->bio_flags |= BIO_ORDERED; 1056 1057 /* 1058 * Place it in the queue of disk activities for this disk 1059 */ 1060 cam_iosched_queue_work(softc->cam_iosched, bp); 1061 1062 /* 1063 * Schedule ourselves for performing the work. 1064 */ 1065 adaschedule(periph); 1066 cam_periph_unlock(periph); 1067 1068 return; 1069} 1070 1071static int 1072adadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1073{ 1074 struct cam_periph *periph; 1075 struct ada_softc *softc; 1076 u_int secsize; 1077 union ccb ccb; 1078 struct disk *dp; 1079 uint64_t lba; 1080 uint16_t count; 1081 int error = 0; 1082 1083 dp = arg; 1084 periph = dp->d_drv1; 1085 softc = (struct ada_softc *)periph->softc; 1086 cam_periph_lock(periph); 1087 secsize = softc->params.secsize; 1088 lba = offset / secsize; 1089 count = length / secsize; 1090 1091 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1092 cam_periph_unlock(periph); 1093 return (ENXIO); 1094 } 1095 1096 if (length > 0) { 1097 xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1098 ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 1099 cam_fill_ataio(&ccb.ataio, 1100 0, 1101 adadone, 1102 CAM_DIR_OUT, 1103 0, 1104 (u_int8_t *) virtual, 1105 length, 1106 ada_default_timeout*1000); 1107 if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1108 (lba + count >= ATA_MAX_28BIT_LBA || 1109 count >= 256)) { 1110 ata_48bit_cmd(&ccb.ataio, ATA_WRITE_DMA48, 1111 0, lba, count); 1112 } else { 1113 ata_28bit_cmd(&ccb.ataio, ATA_WRITE_DMA, 1114 0, lba, count); 1115 } 1116 xpt_polled_action(&ccb); 1117 1118 error = cam_periph_error(&ccb, 1119 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1120 if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 1121 cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 1122 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1123 if (error != 0) 1124 printf("Aborting dump due to I/O error.\n"); 1125 1126 cam_periph_unlock(periph); 1127 return (error); 1128 } 1129 1130 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 1131 xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1132 1133 /* 1134 * Tell the drive to flush its internal cache. if we 1135 * can't flush in 5s we have big problems. No need to 1136 * wait the default 60s to detect problems. 1137 */ 1138 ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 1139 cam_fill_ataio(&ccb.ataio, 1140 0, 1141 adadone, 1142 CAM_DIR_NONE, 1143 0, 1144 NULL, 1145 0, 1146 5*1000); 1147 1148 if (softc->flags & ADA_FLAG_CAN_48BIT) 1149 ata_48bit_cmd(&ccb.ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1150 else 1151 ata_28bit_cmd(&ccb.ataio, ATA_FLUSHCACHE, 0, 0, 0); 1152 xpt_polled_action(&ccb); 1153 1154 error = cam_periph_error(&ccb, 1155 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1156 if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 1157 cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 1158 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1159 if (error != 0) 1160 xpt_print(periph->path, "Synchronize cache failed\n"); 1161 } 1162 cam_periph_unlock(periph); 1163 return (error); 1164} 1165 1166static void 1167adainit(void) 1168{ 1169 cam_status status; 1170 1171 /* 1172 * Install a global async callback. This callback will 1173 * receive async callbacks like "new device found". 1174 */ 1175 status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 1176 1177 if (status != CAM_REQ_CMP) { 1178 printf("ada: Failed to attach master async callback " 1179 "due to status 0x%x!\n", status); 1180 } else if (ada_send_ordered) { 1181 1182 /* Register our event handlers */ 1183 if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 1184 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1185 printf("adainit: power event registration failed!\n"); 1186 if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 1187 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1188 printf("adainit: power event registration failed!\n"); 1189 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 1190 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1191 printf("adainit: shutdown event registration failed!\n"); 1192 } 1193} 1194 1195/* 1196 * Callback from GEOM, called when it has finished cleaning up its 1197 * resources. 1198 */ 1199static void 1200adadiskgonecb(struct disk *dp) 1201{ 1202 struct cam_periph *periph; 1203 1204 periph = (struct cam_periph *)dp->d_drv1; 1205 1206 cam_periph_release(periph); 1207} 1208 1209static void 1210adaoninvalidate(struct cam_periph *periph) 1211{ 1212 struct ada_softc *softc; 1213 1214 softc = (struct ada_softc *)periph->softc; 1215 1216 /* 1217 * De-register any async callbacks. 1218 */ 1219 xpt_register_async(0, adaasync, periph, periph->path); 1220#ifdef CAM_IO_STATS 1221 softc->invalidations++; 1222#endif 1223 1224 /* 1225 * Return all queued I/O with ENXIO. 1226 * XXX Handle any transactions queued to the card 1227 * with XPT_ABORT_CCB. 1228 */ 1229 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO); 1230 1231 disk_gone(softc->disk); 1232} 1233 1234static void 1235adacleanup(struct cam_periph *periph) 1236{ 1237 struct ada_softc *softc; 1238 1239 softc = (struct ada_softc *)periph->softc; 1240 1241 cam_periph_unlock(periph); 1242 1243 cam_iosched_fini(softc->cam_iosched); 1244 1245 /* 1246 * If we can't free the sysctl tree, oh well... 1247 */ 1248 if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0) { 1249#ifdef CAM_IO_STATS 1250 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0) 1251 xpt_print(periph->path, 1252 "can't remove sysctl stats context\n"); 1253#endif 1254 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0) 1255 xpt_print(periph->path, 1256 "can't remove sysctl context\n"); 1257 } 1258 1259 disk_destroy(softc->disk); 1260 callout_drain(&softc->sendordered_c); 1261 free(softc, M_DEVBUF); 1262 cam_periph_lock(periph); 1263} 1264 1265static void 1266adasetdeletemethod(struct ada_softc *softc) 1267{ 1268 1269 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1270 softc->delete_method = ADA_DELETE_NCQ_DSM_TRIM; 1271 else if (softc->flags & ADA_FLAG_CAN_TRIM) 1272 softc->delete_method = ADA_DELETE_DSM_TRIM; 1273 else if ((softc->flags & ADA_FLAG_CAN_CFA) && !(softc->flags & ADA_FLAG_CAN_48BIT)) 1274 softc->delete_method = ADA_DELETE_CFA_ERASE; 1275 else 1276 softc->delete_method = ADA_DELETE_NONE; 1277} 1278 1279static void 1280adaasync(void *callback_arg, u_int32_t code, 1281 struct cam_path *path, void *arg) 1282{ 1283 struct ccb_getdev cgd; 1284 struct cam_periph *periph; 1285 struct ada_softc *softc; 1286 1287 periph = (struct cam_periph *)callback_arg; 1288 switch (code) { 1289 case AC_FOUND_DEVICE: 1290 { 1291 struct ccb_getdev *cgd; 1292 cam_status status; 1293 1294 cgd = (struct ccb_getdev *)arg; 1295 if (cgd == NULL) 1296 break; 1297 1298 if (cgd->protocol != PROTO_ATA) 1299 break; 1300 1301 /* 1302 * Allocate a peripheral instance for 1303 * this device and start the probe 1304 * process. 1305 */ 1306 status = cam_periph_alloc(adaregister, adaoninvalidate, 1307 adacleanup, adastart, 1308 "ada", CAM_PERIPH_BIO, 1309 path, adaasync, 1310 AC_FOUND_DEVICE, cgd); 1311 1312 if (status != CAM_REQ_CMP 1313 && status != CAM_REQ_INPROG) 1314 printf("adaasync: Unable to attach to new device " 1315 "due to status 0x%x\n", status); 1316 break; 1317 } 1318 case AC_GETDEV_CHANGED: 1319 { 1320 softc = (struct ada_softc *)periph->softc; 1321 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1322 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1323 xpt_action((union ccb *)&cgd); 1324 1325 /* 1326 * Update our information based on the new Identify data. 1327 */ 1328 adasetflags(softc, &cgd); 1329 adasetgeom(softc, &cgd); 1330 disk_resize(softc->disk, M_NOWAIT); 1331 1332 cam_periph_async(periph, code, path, arg); 1333 break; 1334 } 1335 case AC_ADVINFO_CHANGED: 1336 { 1337 uintptr_t buftype; 1338 1339 buftype = (uintptr_t)arg; 1340 if (buftype == CDAI_TYPE_PHYS_PATH) { 1341 struct ada_softc *softc; 1342 1343 softc = periph->softc; 1344 disk_attr_changed(softc->disk, "GEOM::physpath", 1345 M_NOWAIT); 1346 } 1347 break; 1348 } 1349 case AC_SENT_BDR: 1350 case AC_BUS_RESET: 1351 { 1352 softc = (struct ada_softc *)periph->softc; 1353 cam_periph_async(periph, code, path, arg); 1354 if (softc->state != ADA_STATE_NORMAL) 1355 break; 1356 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1357 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1358 xpt_action((union ccb *)&cgd); 1359 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1360 softc->state = ADA_STATE_RAHEAD; 1361 else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) 1362 softc->state = ADA_STATE_WCACHE; 1363 else if ((softc->flags & ADA_FLAG_CAN_LOG) 1364 && (softc->zone_mode != ADA_ZONE_NONE)) 1365 softc->state = ADA_STATE_LOGDIR; 1366 else 1367 break; 1368 if (cam_periph_acquire(periph) != CAM_REQ_CMP) 1369 softc->state = ADA_STATE_NORMAL; 1370 else 1371 xpt_schedule(periph, CAM_PRIORITY_DEV); 1372 } 1373 default: 1374 cam_periph_async(periph, code, path, arg); 1375 break; 1376 } 1377} 1378 1379static int 1380adazonemodesysctl(SYSCTL_HANDLER_ARGS) 1381{ 1382 char tmpbuf[40]; 1383 struct ada_softc *softc; 1384 int error; 1385 1386 softc = (struct ada_softc *)arg1; 1387 1388 switch (softc->zone_mode) { 1389 case ADA_ZONE_DRIVE_MANAGED: 1390 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed"); 1391 break; 1392 case ADA_ZONE_HOST_AWARE: 1393 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware"); 1394 break; 1395 case ADA_ZONE_HOST_MANAGED: 1396 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed"); 1397 break; 1398 case ADA_ZONE_NONE: 1399 default: 1400 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned"); 1401 break; 1402 } 1403 1404 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req); 1405 1406 return (error); 1407} 1408 1409static int 1410adazonesupsysctl(SYSCTL_HANDLER_ARGS) 1411{ 1412 char tmpbuf[180]; 1413 struct ada_softc *softc; 1414 struct sbuf sb; 1415 int error, first; 1416 unsigned int i; 1417 1418 softc = (struct ada_softc *)arg1; 1419 1420 error = 0; 1421 first = 1; 1422 sbuf_new(&sb, tmpbuf, sizeof(tmpbuf), 0); 1423 1424 for (i = 0; i < sizeof(ada_zone_desc_table) / 1425 sizeof(ada_zone_desc_table[0]); i++) { 1426 if (softc->zone_flags & ada_zone_desc_table[i].value) { 1427 if (first == 0) 1428 sbuf_printf(&sb, ", "); 1429 else 1430 first = 0; 1431 sbuf_cat(&sb, ada_zone_desc_table[i].desc); 1432 } 1433 } 1434 1435 if (first == 1) 1436 sbuf_printf(&sb, "None"); 1437 1438 sbuf_finish(&sb); 1439 1440 error = sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req); 1441 1442 return (error); 1443} 1444 1445 1446static void 1447adasysctlinit(void *context, int pending) 1448{ 1449 struct cam_periph *periph; 1450 struct ada_softc *softc; 1451 char tmpstr[32], tmpstr2[16]; 1452 1453 periph = (struct cam_periph *)context; 1454 1455 /* periph was held for us when this task was enqueued */ 1456 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1457 cam_periph_release(periph); 1458 return; 1459 } 1460 1461 softc = (struct ada_softc *)periph->softc; 1462 snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d",periph->unit_number); 1463 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1464 1465 sysctl_ctx_init(&softc->sysctl_ctx); 1466 softc->flags |= ADA_FLAG_SCTX_INIT; 1467 softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx, 1468 SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1469 CTLFLAG_RD, 0, tmpstr); 1470 if (softc->sysctl_tree == NULL) { 1471 printf("adasysctlinit: unable to allocate sysctl tree\n"); 1472 cam_periph_release(periph); 1473 return; 1474 } 1475 1476 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1477 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RW, 1478 softc, 0, adadeletemethodsysctl, "A", 1479 "BIO_DELETE execution method"); 1480 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1481 OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1482 &softc->read_ahead, 0, "Enable disk read ahead."); 1483 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1484 OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1485 &softc->write_cache, 0, "Enable disk write cache."); 1486 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1487 OID_AUTO, "unmapped_io", CTLFLAG_RD | CTLFLAG_MPSAFE, 1488 &softc->unmappedio, 0, "Unmapped I/O leaf"); 1489 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1490 OID_AUTO, "rotating", CTLFLAG_RD | CTLFLAG_MPSAFE, 1491 &softc->rotating, 0, "Rotating media"); 1492 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1493 OID_AUTO, "zone_mode", CTLTYPE_STRING | CTLFLAG_RD, 1494 softc, 0, adazonemodesysctl, "A", 1495 "Zone Mode"); 1496 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1497 OID_AUTO, "zone_support", CTLTYPE_STRING | CTLFLAG_RD, 1498 softc, 0, adazonesupsysctl, "A", 1499 "Zone Support"); 1500 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1501 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1502 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones, 1503 "Optimal Number of Open Sequential Write Preferred Zones"); 1504 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1505 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1506 "optimal_nonseq_zones", CTLFLAG_RD, 1507 &softc->optimal_nonseq_zones, 1508 "Optimal Number of Non-Sequentially Written Sequential Write " 1509 "Preferred Zones"); 1510 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1511 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1512 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones, 1513 "Maximum Number of Open Sequential Write Required Zones"); 1514 1515#ifdef ADA_TEST_FAILURE 1516 /* 1517 * Add a 'door bell' sysctl which allows one to set it from userland 1518 * and cause something bad to happen. For the moment, we only allow 1519 * whacking the next read or write. 1520 */ 1521 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1522 OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1523 &softc->force_read_error, 0, 1524 "Force a read error for the next N reads."); 1525 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1526 OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1527 &softc->force_write_error, 0, 1528 "Force a write error for the next N writes."); 1529 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1530 OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1531 &softc->periodic_read_error, 0, 1532 "Force a read error every N reads (don't set too low)."); 1533#endif 1534 1535#ifdef CAM_IO_STATS 1536 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx, 1537 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats", 1538 CTLFLAG_RD, 0, "Statistics"); 1539 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1540 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1541 OID_AUTO, "timeouts", CTLFLAG_RD | CTLFLAG_MPSAFE, 1542 &softc->timeouts, 0, 1543 "Device timeouts reported by the SIM"); 1544 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1545 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1546 OID_AUTO, "errors", CTLFLAG_RD | CTLFLAG_MPSAFE, 1547 &softc->errors, 0, 1548 "Transport errors reported by the SIM."); 1549 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1550 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1551 OID_AUTO, "pack_invalidations", CTLFLAG_RD | CTLFLAG_MPSAFE, 1552 &softc->invalidations, 0, 1553 "Device pack invalidations."); 1554#endif 1555 1556 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx, 1557 softc->sysctl_tree); 1558 1559 cam_periph_release(periph); 1560} 1561 1562static int 1563adagetattr(struct bio *bp) 1564{ 1565 int ret; 1566 struct cam_periph *periph; 1567 1568 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1569 cam_periph_lock(periph); 1570 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1571 periph->path); 1572 cam_periph_unlock(periph); 1573 if (ret == 0) 1574 bp->bio_completed = bp->bio_length; 1575 return ret; 1576} 1577 1578static int 1579adadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 1580{ 1581 char buf[16]; 1582 const char *p; 1583 struct ada_softc *softc; 1584 int i, error, value, methods; 1585 1586 softc = (struct ada_softc *)arg1; 1587 1588 value = softc->delete_method; 1589 if (value < 0 || value > ADA_DELETE_MAX) 1590 p = "UNKNOWN"; 1591 else 1592 p = ada_delete_method_names[value]; 1593 strncpy(buf, p, sizeof(buf)); 1594 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 1595 if (error != 0 || req->newptr == NULL) 1596 return (error); 1597 methods = 1 << ADA_DELETE_DISABLE; 1598 if ((softc->flags & ADA_FLAG_CAN_CFA) && 1599 !(softc->flags & ADA_FLAG_CAN_48BIT)) 1600 methods |= 1 << ADA_DELETE_CFA_ERASE; 1601 if (softc->flags & ADA_FLAG_CAN_TRIM) 1602 methods |= 1 << ADA_DELETE_DSM_TRIM; 1603 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1604 methods |= 1 << ADA_DELETE_NCQ_DSM_TRIM; 1605 for (i = 0; i <= ADA_DELETE_MAX; i++) { 1606 if (!(methods & (1 << i)) || 1607 strcmp(buf, ada_delete_method_names[i]) != 0) 1608 continue; 1609 softc->delete_method = i; 1610 return (0); 1611 } 1612 return (EINVAL); 1613} 1614 1615static void 1616adasetflags(struct ada_softc *softc, struct ccb_getdev *cgd) 1617{ 1618 if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1619 (cgd->inq_flags & SID_DMA)) 1620 softc->flags |= ADA_FLAG_CAN_DMA; 1621 else 1622 softc->flags &= ~ADA_FLAG_CAN_DMA; 1623 1624 if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1625 softc->flags |= ADA_FLAG_CAN_48BIT; 1626 if (cgd->inq_flags & SID_DMA48) 1627 softc->flags |= ADA_FLAG_CAN_DMA48; 1628 else 1629 softc->flags &= ~ADA_FLAG_CAN_DMA48; 1630 } else 1631 softc->flags &= ~(ADA_FLAG_CAN_48BIT | ADA_FLAG_CAN_DMA48); 1632 1633 if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1634 softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1635 else 1636 softc->flags &= ~ADA_FLAG_CAN_FLUSHCACHE; 1637 1638 if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1639 softc->flags |= ADA_FLAG_CAN_POWERMGT; 1640 else 1641 softc->flags &= ~ADA_FLAG_CAN_POWERMGT; 1642 1643 if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1644 (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1645 softc->flags |= ADA_FLAG_CAN_NCQ; 1646 else 1647 softc->flags &= ~ADA_FLAG_CAN_NCQ; 1648 1649 if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1650 (cgd->inq_flags & SID_DMA) && 1651 (softc->quirks & ADA_Q_NO_TRIM) == 0) { 1652 softc->flags |= ADA_FLAG_CAN_TRIM; 1653 softc->trim_max_ranges = TRIM_MAX_RANGES; 1654 if (cgd->ident_data.max_dsm_blocks != 0) { 1655 softc->trim_max_ranges = 1656 min(cgd->ident_data.max_dsm_blocks * 1657 ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1658 } 1659 /* 1660 * If we can do RCVSND_FPDMA_QUEUED commands, we may be able 1661 * to do NCQ trims, if we support trims at all. We also need 1662 * support from the SIM to do things properly. Perhaps we 1663 * should look at log 13 dword 0 bit 0 and dword 1 bit 0 are 1664 * set too... 1665 */ 1666 if ((softc->quirks & ADA_Q_NCQ_TRIM_BROKEN) == 0 && 1667 (softc->flags & ADA_FLAG_PIM_ATA_EXT) != 0 && 1668 (cgd->ident_data.satacapabilities2 & 1669 ATA_SUPPORT_RCVSND_FPDMA_QUEUED) != 0 && 1670 (softc->flags & ADA_FLAG_CAN_TRIM) != 0) 1671 softc->flags |= ADA_FLAG_CAN_NCQ_TRIM; 1672 else 1673 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 1674 } else 1675 softc->flags &= ~(ADA_FLAG_CAN_TRIM | ADA_FLAG_CAN_NCQ_TRIM); 1676 1677 if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1678 softc->flags |= ADA_FLAG_CAN_CFA; 1679 else 1680 softc->flags &= ~ADA_FLAG_CAN_CFA; 1681 1682 /* 1683 * Now that we've set the appropriate flags, setup the delete 1684 * method. 1685 */ 1686 adasetdeletemethod(softc); 1687 1688 if ((cgd->ident_data.support.extension & ATA_SUPPORT_GENLOG) 1689 && ((softc->quirks & ADA_Q_LOG_BROKEN) == 0)) 1690 softc->flags |= ADA_FLAG_CAN_LOG; 1691 else 1692 softc->flags &= ~ADA_FLAG_CAN_LOG; 1693 1694 if ((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1695 ATA_SUPPORT_ZONE_HOST_AWARE) 1696 softc->zone_mode = ADA_ZONE_HOST_AWARE; 1697 else if (((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1698 ATA_SUPPORT_ZONE_DEV_MANAGED) 1699 || (softc->quirks & ADA_Q_SMR_DM)) 1700 softc->zone_mode = ADA_ZONE_DRIVE_MANAGED; 1701 else 1702 softc->zone_mode = ADA_ZONE_NONE; 1703 1704 if (cgd->ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1705 softc->flags |= ADA_FLAG_CAN_RAHEAD; 1706 else 1707 softc->flags &= ~ADA_FLAG_CAN_RAHEAD; 1708 1709 if (cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1710 softc->flags |= ADA_FLAG_CAN_WCACHE; 1711 else 1712 softc->flags &= ~ADA_FLAG_CAN_WCACHE; 1713} 1714 1715static cam_status 1716adaregister(struct cam_periph *periph, void *arg) 1717{ 1718 struct ada_softc *softc; 1719 struct ccb_getdev *cgd; 1720 char announce_buf[80]; 1721 struct disk_params *dp; 1722 caddr_t match; 1723 int quirks; 1724 1725 cgd = (struct ccb_getdev *)arg; 1726 if (cgd == NULL) { 1727 printf("adaregister: no getdev CCB, can't register device\n"); 1728 return(CAM_REQ_CMP_ERR); 1729 } 1730 1731 softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1732 M_NOWAIT|M_ZERO); 1733 1734 if (softc == NULL) { 1735 printf("adaregister: Unable to probe new device. " 1736 "Unable to allocate softc\n"); 1737 return(CAM_REQ_CMP_ERR); 1738 } 1739 1740 if (cam_iosched_init(&softc->cam_iosched, periph) != 0) { 1741 printf("adaregister: Unable to probe new device. " 1742 "Unable to allocate iosched memory\n"); 1743 free(softc, M_DEVBUF); 1744 return(CAM_REQ_CMP_ERR); 1745 } 1746 1747 periph->softc = softc; 1748 xpt_path_inq(&softc->cpi, periph->path); 1749 1750 /* 1751 * See if this device has any quirks. 1752 */ 1753 match = cam_quirkmatch((caddr_t)&cgd->ident_data, 1754 (caddr_t)ada_quirk_table, 1755 nitems(ada_quirk_table), 1756 sizeof(*ada_quirk_table), ata_identify_match); 1757 if (match != NULL) 1758 softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 1759 else 1760 softc->quirks = ADA_Q_NONE; 1761 1762 TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 1763 1764 /* 1765 * Register this media as a disk 1766 */ 1767 (void)cam_periph_hold(periph, PRIBIO); 1768 cam_periph_unlock(periph); 1769 snprintf(announce_buf, sizeof(announce_buf), 1770 "kern.cam.ada.%d.quirks", periph->unit_number); 1771 quirks = softc->quirks; 1772 TUNABLE_INT_FETCH(announce_buf, &quirks); 1773 softc->quirks = quirks; 1774 softc->read_ahead = -1; 1775 snprintf(announce_buf, sizeof(announce_buf), 1776 "kern.cam.ada.%d.read_ahead", periph->unit_number); 1777 TUNABLE_INT_FETCH(announce_buf, &softc->read_ahead); 1778 softc->write_cache = -1; 1779 snprintf(announce_buf, sizeof(announce_buf), 1780 "kern.cam.ada.%d.write_cache", periph->unit_number); 1781 TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 1782 1783 /* 1784 * Set support flags based on the Identify data and quirks. 1785 */ 1786 adasetflags(softc, cgd); 1787 if (softc->cpi.hba_misc & PIM_ATA_EXT) 1788 softc->flags |= ADA_FLAG_PIM_ATA_EXT; 1789 1790 /* Disable queue sorting for non-rotational media by default. */ 1791 if (cgd->ident_data.media_rotation_rate == ATA_RATE_NON_ROTATING) { 1792 softc->rotating = 0; 1793 } else { 1794 softc->rotating = 1; 1795 } 1796 cam_iosched_set_sort_queue(softc->cam_iosched, softc->rotating ? -1 : 0); 1797 softc->disk = disk_alloc(); 1798 adasetgeom(softc, cgd); 1799 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 1800 periph->unit_number, softc->params.secsize, 1801 DEVSTAT_ALL_SUPPORTED, 1802 DEVSTAT_TYPE_DIRECT | 1803 XPORT_DEVSTAT_TYPE(softc->cpi.transport), 1804 DEVSTAT_PRIORITY_DISK); 1805 softc->disk->d_open = adaopen; 1806 softc->disk->d_close = adaclose; 1807 softc->disk->d_strategy = adastrategy; 1808 softc->disk->d_getattr = adagetattr; 1809 softc->disk->d_dump = adadump; 1810 softc->disk->d_gone = adadiskgonecb; 1811 softc->disk->d_name = "ada"; 1812 softc->disk->d_drv1 = periph; 1813 softc->disk->d_unit = periph->unit_number; 1814 1815 /* 1816 * Acquire a reference to the periph before we register with GEOM. 1817 * We'll release this reference once GEOM calls us back (via 1818 * adadiskgonecb()) telling us that our provider has been freed. 1819 */ 1820 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 1821 xpt_print(periph->path, "%s: lost periph during " 1822 "registration!\n", __func__); 1823 cam_periph_lock(periph); 1824 return (CAM_REQ_CMP_ERR); 1825 } 1826 disk_create(softc->disk, DISK_VERSION); 1827 cam_periph_lock(periph); 1828 1829 dp = &softc->params; 1830 snprintf(announce_buf, sizeof(announce_buf), 1831 "%juMB (%ju %u byte sectors)", 1832 ((uintmax_t)dp->secsize * dp->sectors) / (1024 * 1024), 1833 (uintmax_t)dp->sectors, dp->secsize); 1834 xpt_announce_periph(periph, announce_buf); 1835 xpt_announce_quirks(periph, softc->quirks, ADA_Q_BIT_STRING); 1836 1837 /* 1838 * Create our sysctl variables, now that we know 1839 * we have successfully attached. 1840 */ 1841 if (cam_periph_acquire(periph) == CAM_REQ_CMP) 1842 taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1843 1844 /* 1845 * Add async callbacks for bus reset and 1846 * bus device reset calls. I don't bother 1847 * checking if this fails as, in most cases, 1848 * the system will function just fine without 1849 * them and the only alternative would be to 1850 * not attach the device on failure. 1851 */ 1852 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 1853 AC_GETDEV_CHANGED | AC_ADVINFO_CHANGED, 1854 adaasync, periph, periph->path); 1855 1856 /* 1857 * Schedule a periodic event to occasionally send an 1858 * ordered tag to a device. 1859 */ 1860 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 1861 callout_reset(&softc->sendordered_c, 1862 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1863 adasendorderedtag, softc); 1864 1865 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) { 1866 softc->state = ADA_STATE_RAHEAD; 1867 } else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) { 1868 softc->state = ADA_STATE_WCACHE; 1869 } else if ((softc->flags & ADA_FLAG_CAN_LOG) 1870 && (softc->zone_mode != ADA_ZONE_NONE)) { 1871 softc->state = ADA_STATE_LOGDIR; 1872 } else { 1873 /* 1874 * Nothing to probe, so we can just transition to the 1875 * normal state. 1876 */ 1877 adaprobedone(periph, NULL); 1878 return(CAM_REQ_CMP); 1879 } 1880 1881 xpt_schedule(periph, CAM_PRIORITY_DEV); 1882 1883 return(CAM_REQ_CMP); 1884} 1885 1886static int 1887ada_dsmtrim_req_create(struct ada_softc *softc, struct bio *bp, struct trim_request *req) 1888{ 1889 uint64_t lastlba = (uint64_t)-1; 1890 int c, lastcount = 0, off, ranges = 0; 1891 1892 bzero(req, sizeof(*req)); 1893 TAILQ_INIT(&req->bps); 1894 do { 1895 uint64_t lba = bp->bio_pblkno; 1896 int count = bp->bio_bcount / softc->params.secsize; 1897 1898 /* Try to extend the previous range. */ 1899 if (lba == lastlba) { 1900 c = min(count, ATA_DSM_RANGE_MAX - lastcount); 1901 lastcount += c; 1902 off = (ranges - 1) * ATA_DSM_RANGE_SIZE; 1903 req->data[off + 6] = lastcount & 0xff; 1904 req->data[off + 7] = 1905 (lastcount >> 8) & 0xff; 1906 count -= c; 1907 lba += c; 1908 } 1909 1910 while (count > 0) { 1911 c = min(count, ATA_DSM_RANGE_MAX); 1912 off = ranges * ATA_DSM_RANGE_SIZE; 1913 req->data[off + 0] = lba & 0xff; 1914 req->data[off + 1] = (lba >> 8) & 0xff; 1915 req->data[off + 2] = (lba >> 16) & 0xff; 1916 req->data[off + 3] = (lba >> 24) & 0xff; 1917 req->data[off + 4] = (lba >> 32) & 0xff; 1918 req->data[off + 5] = (lba >> 40) & 0xff; 1919 req->data[off + 6] = c & 0xff; 1920 req->data[off + 7] = (c >> 8) & 0xff; 1921 lba += c; 1922 count -= c; 1923 lastcount = c; 1924 ranges++; 1925 /* 1926 * Its the caller's responsibility to ensure the 1927 * request will fit so we don't need to check for 1928 * overrun here 1929 */ 1930 } 1931 lastlba = lba; 1932 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 1933 1934 bp = cam_iosched_next_trim(softc->cam_iosched); 1935 if (bp == NULL) 1936 break; 1937 if (bp->bio_bcount / softc->params.secsize > 1938 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) { 1939 cam_iosched_put_back_trim(softc->cam_iosched, bp); 1940 break; 1941 } 1942 } while (1); 1943 1944 return (ranges); 1945} 1946 1947static void 1948ada_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1949{ 1950 struct trim_request *req = &softc->trim_req; 1951 int ranges; 1952 1953 ranges = ada_dsmtrim_req_create(softc, bp, req); 1954 cam_fill_ataio(ataio, 1955 ada_retry_count, 1956 adadone, 1957 CAM_DIR_OUT, 1958 0, 1959 req->data, 1960 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1961 ada_default_timeout * 1000); 1962 ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 1963 ATA_DSM_TRIM, 0, howmany(ranges, ATA_DSM_BLK_RANGES)); 1964} 1965 1966static void 1967ada_ncq_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1968{ 1969 struct trim_request *req = &softc->trim_req; 1970 int ranges; 1971 1972 ranges = ada_dsmtrim_req_create(softc, bp, req); 1973 cam_fill_ataio(ataio, 1974 ada_retry_count, 1975 adadone, 1976 CAM_DIR_OUT, 1977 0, 1978 req->data, 1979 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1980 ada_default_timeout * 1000); 1981 ata_ncq_cmd(ataio, 1982 ATA_SEND_FPDMA_QUEUED, 1983 0, 1984 howmany(ranges, ATA_DSM_BLK_RANGES)); 1985 ataio->cmd.sector_count_exp = ATA_SFPDMA_DSM; 1986 ataio->ata_flags |= ATA_FLAG_AUX; 1987 ataio->aux = 1; 1988} 1989 1990static void 1991ada_cfaerase(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1992{ 1993 struct trim_request *req = &softc->trim_req; 1994 uint64_t lba = bp->bio_pblkno; 1995 uint16_t count = bp->bio_bcount / softc->params.secsize; 1996 1997 bzero(req, sizeof(*req)); 1998 TAILQ_INIT(&req->bps); 1999 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 2000 2001 cam_fill_ataio(ataio, 2002 ada_retry_count, 2003 adadone, 2004 CAM_DIR_NONE, 2005 0, 2006 NULL, 2007 0, 2008 ada_default_timeout*1000); 2009 2010 if (count >= 256) 2011 count = 0; 2012 ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 2013} 2014 2015static int 2016ada_zone_bio_to_ata(int disk_zone_cmd) 2017{ 2018 switch (disk_zone_cmd) { 2019 case DISK_ZONE_OPEN: 2020 return ATA_ZM_OPEN_ZONE; 2021 case DISK_ZONE_CLOSE: 2022 return ATA_ZM_CLOSE_ZONE; 2023 case DISK_ZONE_FINISH: 2024 return ATA_ZM_FINISH_ZONE; 2025 case DISK_ZONE_RWP: 2026 return ATA_ZM_RWP; 2027 } 2028 2029 return -1; 2030} 2031 2032static int 2033ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp, 2034 int *queue_ccb) 2035{ 2036 struct ada_softc *softc; 2037 int error; 2038 2039 error = 0; 2040 2041 if (bp->bio_cmd != BIO_ZONE) { 2042 error = EINVAL; 2043 goto bailout; 2044 } 2045 2046 softc = periph->softc; 2047 2048 switch (bp->bio_zone.zone_cmd) { 2049 case DISK_ZONE_OPEN: 2050 case DISK_ZONE_CLOSE: 2051 case DISK_ZONE_FINISH: 2052 case DISK_ZONE_RWP: { 2053 int zone_flags; 2054 int zone_sa; 2055 uint64_t lba; 2056 2057 zone_sa = ada_zone_bio_to_ata(bp->bio_zone.zone_cmd); 2058 if (zone_sa == -1) { 2059 xpt_print(periph->path, "Cannot translate zone " 2060 "cmd %#x to ATA\n", bp->bio_zone.zone_cmd); 2061 error = EINVAL; 2062 goto bailout; 2063 } 2064 2065 zone_flags = 0; 2066 lba = bp->bio_zone.zone_params.rwp.id; 2067 2068 if (bp->bio_zone.zone_params.rwp.flags & 2069 DISK_ZONE_RWP_FLAG_ALL) 2070 zone_flags |= ZBC_OUT_ALL; 2071 2072 ata_zac_mgmt_out(&ccb->ataio, 2073 /*retries*/ ada_retry_count, 2074 /*cbfcnp*/ adadone, 2075 /*use_ncq*/ (softc->flags & 2076 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2077 /*zm_action*/ zone_sa, 2078 /*zone_id*/ lba, 2079 /*zone_flags*/ zone_flags, 2080 /*sector_count*/ 0, 2081 /*data_ptr*/ NULL, 2082 /*dxfer_len*/ 0, 2083 /*timeout*/ ada_default_timeout * 1000); 2084 *queue_ccb = 1; 2085 2086 break; 2087 } 2088 case DISK_ZONE_REPORT_ZONES: { 2089 uint8_t *rz_ptr; 2090 uint32_t num_entries, alloc_size; 2091 struct disk_zone_report *rep; 2092 2093 rep = &bp->bio_zone.zone_params.report; 2094 2095 num_entries = rep->entries_allocated; 2096 if (num_entries == 0) { 2097 xpt_print(periph->path, "No entries allocated for " 2098 "Report Zones request\n"); 2099 error = EINVAL; 2100 goto bailout; 2101 } 2102 alloc_size = sizeof(struct scsi_report_zones_hdr) + 2103 (sizeof(struct scsi_report_zones_desc) * num_entries); 2104 alloc_size = min(alloc_size, softc->disk->d_maxsize); 2105 rz_ptr = malloc(alloc_size, M_ATADA, M_NOWAIT | M_ZERO); 2106 if (rz_ptr == NULL) { 2107 xpt_print(periph->path, "Unable to allocate memory " 2108 "for Report Zones request\n"); 2109 error = ENOMEM; 2110 goto bailout; 2111 } 2112 2113 ata_zac_mgmt_in(&ccb->ataio, 2114 /*retries*/ ada_retry_count, 2115 /*cbcfnp*/ adadone, 2116 /*use_ncq*/ (softc->flags & 2117 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2118 /*zm_action*/ ATA_ZM_REPORT_ZONES, 2119 /*zone_id*/ rep->starting_id, 2120 /*zone_flags*/ rep->rep_options, 2121 /*data_ptr*/ rz_ptr, 2122 /*dxfer_len*/ alloc_size, 2123 /*timeout*/ ada_default_timeout * 1000); 2124 2125 /* 2126 * For BIO_ZONE, this isn't normally needed. However, it 2127 * is used by devstat_end_transaction_bio() to determine 2128 * how much data was transferred. 2129 */ 2130 /* 2131 * XXX KDM we have a problem. But I'm not sure how to fix 2132 * it. devstat uses bio_bcount - bio_resid to calculate 2133 * the amount of data transferred. The GEOM disk code 2134 * uses bio_length - bio_resid to calculate the amount of 2135 * data in bio_completed. We have different structure 2136 * sizes above and below the ada(4) driver. So, if we 2137 * use the sizes above, the amount transferred won't be 2138 * quite accurate for devstat. If we use different sizes 2139 * for bio_bcount and bio_length (above and below 2140 * respectively), then the residual needs to match one or 2141 * the other. Everything is calculated after the bio 2142 * leaves the driver, so changing the values around isn't 2143 * really an option. For now, just set the count to the 2144 * passed in length. This means that the calculations 2145 * above (e.g. bio_completed) will be correct, but the 2146 * amount of data reported to devstat will be slightly 2147 * under or overstated. 2148 */ 2149 bp->bio_bcount = bp->bio_length; 2150 2151 *queue_ccb = 1; 2152 2153 break; 2154 } 2155 case DISK_ZONE_GET_PARAMS: { 2156 struct disk_zone_disk_params *params; 2157 2158 params = &bp->bio_zone.zone_params.disk_params; 2159 bzero(params, sizeof(*params)); 2160 2161 switch (softc->zone_mode) { 2162 case ADA_ZONE_DRIVE_MANAGED: 2163 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED; 2164 break; 2165 case ADA_ZONE_HOST_AWARE: 2166 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE; 2167 break; 2168 case ADA_ZONE_HOST_MANAGED: 2169 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED; 2170 break; 2171 default: 2172 case ADA_ZONE_NONE: 2173 params->zone_mode = DISK_ZONE_MODE_NONE; 2174 break; 2175 } 2176 2177 if (softc->zone_flags & ADA_ZONE_FLAG_URSWRZ) 2178 params->flags |= DISK_ZONE_DISK_URSWRZ; 2179 2180 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_SEQ_SET) { 2181 params->optimal_seq_zones = softc->optimal_seq_zones; 2182 params->flags |= DISK_ZONE_OPT_SEQ_SET; 2183 } 2184 2185 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_NONSEQ_SET) { 2186 params->optimal_nonseq_zones = 2187 softc->optimal_nonseq_zones; 2188 params->flags |= DISK_ZONE_OPT_NONSEQ_SET; 2189 } 2190 2191 if (softc->zone_flags & ADA_ZONE_FLAG_MAX_SEQ_SET) { 2192 params->max_seq_zones = softc->max_seq_zones; 2193 params->flags |= DISK_ZONE_MAX_SEQ_SET; 2194 } 2195 if (softc->zone_flags & ADA_ZONE_FLAG_RZ_SUP) 2196 params->flags |= DISK_ZONE_RZ_SUP; 2197 2198 if (softc->zone_flags & ADA_ZONE_FLAG_OPEN_SUP) 2199 params->flags |= DISK_ZONE_OPEN_SUP; 2200 2201 if (softc->zone_flags & ADA_ZONE_FLAG_CLOSE_SUP) 2202 params->flags |= DISK_ZONE_CLOSE_SUP; 2203 2204 if (softc->zone_flags & ADA_ZONE_FLAG_FINISH_SUP) 2205 params->flags |= DISK_ZONE_FINISH_SUP; 2206 2207 if (softc->zone_flags & ADA_ZONE_FLAG_RWP_SUP) 2208 params->flags |= DISK_ZONE_RWP_SUP; 2209 break; 2210 } 2211 default: 2212 break; 2213 } 2214bailout: 2215 return (error); 2216} 2217 2218static void 2219adastart(struct cam_periph *periph, union ccb *start_ccb) 2220{ 2221 struct ada_softc *softc = (struct ada_softc *)periph->softc; 2222 struct ccb_ataio *ataio = &start_ccb->ataio; 2223 2224 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastart\n")); 2225 2226 switch (softc->state) { 2227 case ADA_STATE_NORMAL: 2228 { 2229 struct bio *bp; 2230 u_int8_t tag_code; 2231 2232 bp = cam_iosched_next_bio(softc->cam_iosched); 2233 if (bp == NULL) { 2234 xpt_release_ccb(start_ccb); 2235 break; 2236 } 2237 2238 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2239 (bp->bio_cmd != BIO_DELETE && (softc->flags & ADA_FLAG_NEED_OTAG) != 0)) { 2240 softc->flags &= ~ADA_FLAG_NEED_OTAG; 2241 softc->flags |= ADA_FLAG_WAS_OTAG; 2242 tag_code = 0; 2243 } else { 2244 tag_code = 1; 2245 } 2246 switch (bp->bio_cmd) { 2247 case BIO_WRITE: 2248 case BIO_READ: 2249 { 2250 uint64_t lba = bp->bio_pblkno; 2251 uint16_t count = bp->bio_bcount / softc->params.secsize; 2252 void *data_ptr; 2253 int rw_op; 2254 2255 if (bp->bio_cmd == BIO_WRITE) { 2256 softc->flags |= ADA_FLAG_DIRTY; 2257 rw_op = CAM_DIR_OUT; 2258 } else { 2259 rw_op = CAM_DIR_IN; 2260 } 2261 2262 data_ptr = bp->bio_data; 2263 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) { 2264 rw_op |= CAM_DATA_BIO; 2265 data_ptr = bp; 2266 } 2267 2268#ifdef ADA_TEST_FAILURE 2269 int fail = 0; 2270 2271 /* 2272 * Support the failure ioctls. If the command is a 2273 * read, and there are pending forced read errors, or 2274 * if a write and pending write errors, then fail this 2275 * operation with EIO. This is useful for testing 2276 * purposes. Also, support having every Nth read fail. 2277 * 2278 * This is a rather blunt tool. 2279 */ 2280 if (bp->bio_cmd == BIO_READ) { 2281 if (softc->force_read_error) { 2282 softc->force_read_error--; 2283 fail = 1; 2284 } 2285 if (softc->periodic_read_error > 0) { 2286 if (++softc->periodic_read_count >= 2287 softc->periodic_read_error) { 2288 softc->periodic_read_count = 0; 2289 fail = 1; 2290 } 2291 } 2292 } else { 2293 if (softc->force_write_error) { 2294 softc->force_write_error--; 2295 fail = 1; 2296 } 2297 } 2298 if (fail) { 2299 biofinish(bp, NULL, EIO); 2300 xpt_release_ccb(start_ccb); 2301 adaschedule(periph); 2302 return; 2303 } 2304#endif 2305 KASSERT((bp->bio_flags & BIO_UNMAPPED) == 0 || 2306 round_page(bp->bio_bcount + bp->bio_ma_offset) / 2307 PAGE_SIZE == bp->bio_ma_n, 2308 ("Short bio %p", bp)); 2309 cam_fill_ataio(ataio, 2310 ada_retry_count, 2311 adadone, 2312 rw_op, 2313 0, 2314 data_ptr, 2315 bp->bio_bcount, 2316 ada_default_timeout*1000); 2317 2318 if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 2319 if (bp->bio_cmd == BIO_READ) { 2320 ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 2321 lba, count); 2322 } else { 2323 ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 2324 lba, count); 2325 } 2326 } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 2327 (lba + count >= ATA_MAX_28BIT_LBA || 2328 count > 256)) { 2329 if (softc->flags & ADA_FLAG_CAN_DMA48) { 2330 if (bp->bio_cmd == BIO_READ) { 2331 ata_48bit_cmd(ataio, ATA_READ_DMA48, 2332 0, lba, count); 2333 } else { 2334 ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 2335 0, lba, count); 2336 } 2337 } else { 2338 if (bp->bio_cmd == BIO_READ) { 2339 ata_48bit_cmd(ataio, ATA_READ_MUL48, 2340 0, lba, count); 2341 } else { 2342 ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 2343 0, lba, count); 2344 } 2345 } 2346 } else { 2347 if (count == 256) 2348 count = 0; 2349 if (softc->flags & ADA_FLAG_CAN_DMA) { 2350 if (bp->bio_cmd == BIO_READ) { 2351 ata_28bit_cmd(ataio, ATA_READ_DMA, 2352 0, lba, count); 2353 } else { 2354 ata_28bit_cmd(ataio, ATA_WRITE_DMA, 2355 0, lba, count); 2356 } 2357 } else { 2358 if (bp->bio_cmd == BIO_READ) { 2359 ata_28bit_cmd(ataio, ATA_READ_MUL, 2360 0, lba, count); 2361 } else { 2362 ata_28bit_cmd(ataio, ATA_WRITE_MUL, 2363 0, lba, count); 2364 } 2365 } 2366 } 2367 break; 2368 } 2369 case BIO_DELETE: 2370 switch (softc->delete_method) { 2371 case ADA_DELETE_NCQ_DSM_TRIM: 2372 ada_ncq_dsmtrim(softc, bp, ataio); 2373 break; 2374 case ADA_DELETE_DSM_TRIM: 2375 ada_dsmtrim(softc, bp, ataio); 2376 break; 2377 case ADA_DELETE_CFA_ERASE: 2378 ada_cfaerase(softc, bp, ataio); 2379 break; 2380 default: 2381 biofinish(bp, NULL, EOPNOTSUPP); 2382 xpt_release_ccb(start_ccb); 2383 adaschedule(periph); 2384 return; 2385 } 2386 start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 2387 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2388 cam_iosched_submit_trim(softc->cam_iosched); 2389 goto out; 2390 case BIO_FLUSH: 2391 cam_fill_ataio(ataio, 2392 1, 2393 adadone, 2394 CAM_DIR_NONE, 2395 0, 2396 NULL, 2397 0, 2398 ada_default_timeout*1000); 2399 2400 if (softc->flags & ADA_FLAG_CAN_48BIT) 2401 ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 2402 else 2403 ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 2404 break; 2405 case BIO_ZONE: { 2406 int error, queue_ccb; 2407 2408 queue_ccb = 0; 2409 2410 error = ada_zone_cmd(periph, start_ccb, bp, &queue_ccb); 2411 if ((error != 0) 2412 || (queue_ccb == 0)) { 2413 biofinish(bp, NULL, error); 2414 xpt_release_ccb(start_ccb); 2415 return; 2416 } 2417 break; 2418 } 2419 } 2420 start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 2421 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2422out: 2423 start_ccb->ccb_h.ccb_bp = bp; 2424 softc->outstanding_cmds++; 2425 softc->refcount++; 2426 cam_periph_unlock(periph); 2427 xpt_action(start_ccb); 2428 cam_periph_lock(periph); 2429 softc->refcount--; 2430 2431 /* May have more work to do, so ensure we stay scheduled */ 2432 adaschedule(periph); 2433 break; 2434 } 2435 case ADA_STATE_RAHEAD: 2436 case ADA_STATE_WCACHE: 2437 { 2438 cam_fill_ataio(ataio, 2439 1, 2440 adadone, 2441 CAM_DIR_NONE, 2442 0, 2443 NULL, 2444 0, 2445 ada_default_timeout*1000); 2446 2447 if (softc->state == ADA_STATE_RAHEAD) { 2448 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_RA ? 2449 ATA_SF_ENAB_RCACHE : ATA_SF_DIS_RCACHE, 0, 0); 2450 start_ccb->ccb_h.ccb_state = ADA_CCB_RAHEAD; 2451 } else { 2452 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_WC ? 2453 ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 2454 start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 2455 } 2456 start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 2457 xpt_action(start_ccb); 2458 break; 2459 } 2460 case ADA_STATE_LOGDIR: 2461 { 2462 struct ata_gp_log_dir *log_dir; 2463 2464 if ((softc->flags & ADA_FLAG_CAN_LOG) == 0) { 2465 adaprobedone(periph, start_ccb); 2466 break; 2467 } 2468 2469 log_dir = malloc(sizeof(*log_dir), M_ATADA, M_NOWAIT|M_ZERO); 2470 if (log_dir == NULL) { 2471 xpt_print(periph->path, "Couldn't malloc log_dir " 2472 "data\n"); 2473 softc->state = ADA_STATE_NORMAL; 2474 xpt_release_ccb(start_ccb); 2475 break; 2476 } 2477 2478 2479 ata_read_log(ataio, 2480 /*retries*/1, 2481 /*cbfcnp*/adadone, 2482 /*log_address*/ ATA_LOG_DIRECTORY, 2483 /*page_number*/ 0, 2484 /*block_count*/ 1, 2485 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2486 CAM_ATAIO_DMA : 0, 2487 /*data_ptr*/ (uint8_t *)log_dir, 2488 /*dxfer_len*/sizeof(*log_dir), 2489 /*timeout*/ada_default_timeout*1000); 2490 2491 start_ccb->ccb_h.ccb_state = ADA_CCB_LOGDIR; 2492 xpt_action(start_ccb); 2493 break; 2494 } 2495 case ADA_STATE_IDDIR: 2496 { 2497 struct ata_identify_log_pages *id_dir; 2498 2499 id_dir = malloc(sizeof(*id_dir), M_ATADA, M_NOWAIT | M_ZERO); 2500 if (id_dir == NULL) { 2501 xpt_print(periph->path, "Couldn't malloc id_dir " 2502 "data\n"); 2503 adaprobedone(periph, start_ccb); 2504 break; 2505 } 2506 2507 ata_read_log(ataio, 2508 /*retries*/1, 2509 /*cbfcnp*/adadone, 2510 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2511 /*page_number*/ ATA_IDL_PAGE_LIST, 2512 /*block_count*/ 1, 2513 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2514 CAM_ATAIO_DMA : 0, 2515 /*data_ptr*/ (uint8_t *)id_dir, 2516 /*dxfer_len*/ sizeof(*id_dir), 2517 /*timeout*/ada_default_timeout*1000); 2518 2519 start_ccb->ccb_h.ccb_state = ADA_CCB_IDDIR; 2520 xpt_action(start_ccb); 2521 break; 2522 } 2523 case ADA_STATE_SUP_CAP: 2524 { 2525 struct ata_identify_log_sup_cap *sup_cap; 2526 2527 sup_cap = malloc(sizeof(*sup_cap), M_ATADA, M_NOWAIT|M_ZERO); 2528 if (sup_cap == NULL) { 2529 xpt_print(periph->path, "Couldn't malloc sup_cap " 2530 "data\n"); 2531 adaprobedone(periph, start_ccb); 2532 break; 2533 } 2534 2535 ata_read_log(ataio, 2536 /*retries*/1, 2537 /*cbfcnp*/adadone, 2538 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2539 /*page_number*/ ATA_IDL_SUP_CAP, 2540 /*block_count*/ 1, 2541 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2542 CAM_ATAIO_DMA : 0, 2543 /*data_ptr*/ (uint8_t *)sup_cap, 2544 /*dxfer_len*/ sizeof(*sup_cap), 2545 /*timeout*/ada_default_timeout*1000); 2546 2547 start_ccb->ccb_h.ccb_state = ADA_CCB_SUP_CAP; 2548 xpt_action(start_ccb); 2549 break; 2550 } 2551 case ADA_STATE_ZONE: 2552 { 2553 struct ata_zoned_info_log *ata_zone; 2554 2555 ata_zone = malloc(sizeof(*ata_zone), M_ATADA, M_NOWAIT|M_ZERO); 2556 if (ata_zone == NULL) { 2557 xpt_print(periph->path, "Couldn't malloc ata_zone " 2558 "data\n"); 2559 adaprobedone(periph, start_ccb); 2560 break; 2561 } 2562 2563 ata_read_log(ataio, 2564 /*retries*/1, 2565 /*cbfcnp*/adadone, 2566 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2567 /*page_number*/ ATA_IDL_ZDI, 2568 /*block_count*/ 1, 2569 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2570 CAM_ATAIO_DMA : 0, 2571 /*data_ptr*/ (uint8_t *)ata_zone, 2572 /*dxfer_len*/ sizeof(*ata_zone), 2573 /*timeout*/ada_default_timeout*1000); 2574 2575 start_ccb->ccb_h.ccb_state = ADA_CCB_ZONE; 2576 xpt_action(start_ccb); 2577 break; 2578 } 2579 } 2580} 2581 2582static void 2583adaprobedone(struct cam_periph *periph, union ccb *ccb) 2584{ 2585 struct ada_softc *softc; 2586 2587 softc = (struct ada_softc *)periph->softc; 2588 2589 if (ccb != NULL) 2590 xpt_release_ccb(ccb); 2591 2592 softc->state = ADA_STATE_NORMAL; 2593 softc->flags |= ADA_FLAG_PROBED; 2594 adaschedule(periph); 2595 if ((softc->flags & ADA_FLAG_ANNOUNCED) == 0) { 2596 softc->flags |= ADA_FLAG_ANNOUNCED; 2597 cam_periph_unhold(periph); 2598 } else { 2599 cam_periph_release_locked(periph); 2600 } 2601} 2602 2603static void 2604adazonedone(struct cam_periph *periph, union ccb *ccb) 2605{ 2606 struct ada_softc *softc; 2607 struct bio *bp; 2608 2609 softc = periph->softc; 2610 bp = (struct bio *)ccb->ccb_h.ccb_bp; 2611 2612 switch (bp->bio_zone.zone_cmd) { 2613 case DISK_ZONE_OPEN: 2614 case DISK_ZONE_CLOSE: 2615 case DISK_ZONE_FINISH: 2616 case DISK_ZONE_RWP: 2617 break; 2618 case DISK_ZONE_REPORT_ZONES: { 2619 uint32_t avail_len; 2620 struct disk_zone_report *rep; 2621 struct scsi_report_zones_hdr *hdr; 2622 struct scsi_report_zones_desc *desc; 2623 struct disk_zone_rep_entry *entry; 2624 uint32_t num_alloced, hdr_len, num_avail; 2625 uint32_t num_to_fill, i; 2626 2627 rep = &bp->bio_zone.zone_params.report; 2628 avail_len = ccb->ataio.dxfer_len - ccb->ataio.resid; 2629 /* 2630 * Note that bio_resid isn't normally used for zone 2631 * commands, but it is used by devstat_end_transaction_bio() 2632 * to determine how much data was transferred. Because 2633 * the size of the SCSI/ATA data structures is different 2634 * than the size of the BIO interface structures, the 2635 * amount of data actually transferred from the drive will 2636 * be different than the amount of data transferred to 2637 * the user. 2638 */ 2639 num_alloced = rep->entries_allocated; 2640 hdr = (struct scsi_report_zones_hdr *)ccb->ataio.data_ptr; 2641 if (avail_len < sizeof(*hdr)) { 2642 /* 2643 * Is there a better error than EIO here? We asked 2644 * for at least the header, and we got less than 2645 * that. 2646 */ 2647 bp->bio_error = EIO; 2648 bp->bio_flags |= BIO_ERROR; 2649 bp->bio_resid = bp->bio_bcount; 2650 break; 2651 } 2652 2653 hdr_len = le32dec(hdr->length); 2654 if (hdr_len > 0) 2655 rep->entries_available = hdr_len / sizeof(*desc); 2656 else 2657 rep->entries_available = 0; 2658 /* 2659 * NOTE: using the same values for the BIO version of the 2660 * same field as the SCSI/ATA values. This means we could 2661 * get some additional values that aren't defined in bio.h 2662 * if more values of the same field are defined later. 2663 */ 2664 rep->header.same = hdr->byte4 & SRZ_SAME_MASK; 2665 rep->header.maximum_lba = le64dec(hdr->maximum_lba); 2666 /* 2667 * If the drive reports no entries that match the query, 2668 * we're done. 2669 */ 2670 if (hdr_len == 0) { 2671 rep->entries_filled = 0; 2672 bp->bio_resid = bp->bio_bcount; 2673 break; 2674 } 2675 2676 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc), 2677 hdr_len / sizeof(*desc)); 2678 /* 2679 * If the drive didn't return any data, then we're done. 2680 */ 2681 if (num_avail == 0) { 2682 rep->entries_filled = 0; 2683 bp->bio_resid = bp->bio_bcount; 2684 break; 2685 } 2686 2687 num_to_fill = min(num_avail, rep->entries_allocated); 2688 /* 2689 * If the user didn't allocate any entries for us to fill, 2690 * we're done. 2691 */ 2692 if (num_to_fill == 0) { 2693 rep->entries_filled = 0; 2694 bp->bio_resid = bp->bio_bcount; 2695 break; 2696 } 2697 2698 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0]; 2699 i < num_to_fill; i++, desc++, entry++) { 2700 /* 2701 * NOTE: we're mapping the values here directly 2702 * from the SCSI/ATA bit definitions to the bio.h 2703 * definitions. There is also a warning in 2704 * disk_zone.h, but the impact is that if 2705 * additional values are added in the SCSI/ATA 2706 * specs these will be visible to consumers of 2707 * this interface. 2708 */ 2709 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK; 2710 entry->zone_condition = 2711 (desc->zone_flags & SRZ_ZONE_COND_MASK) >> 2712 SRZ_ZONE_COND_SHIFT; 2713 entry->zone_flags |= desc->zone_flags & 2714 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET); 2715 entry->zone_length = le64dec(desc->zone_length); 2716 entry->zone_start_lba = le64dec(desc->zone_start_lba); 2717 entry->write_pointer_lba = 2718 le64dec(desc->write_pointer_lba); 2719 } 2720 rep->entries_filled = num_to_fill; 2721 /* 2722 * Note that this residual is accurate from the user's 2723 * standpoint, but the amount transferred isn't accurate 2724 * from the standpoint of what actually came back from the 2725 * drive. 2726 */ 2727 bp->bio_resid = bp->bio_bcount - (num_to_fill * sizeof(*entry)); 2728 break; 2729 } 2730 case DISK_ZONE_GET_PARAMS: 2731 default: 2732 /* 2733 * In theory we should not get a GET_PARAMS bio, since it 2734 * should be handled without queueing the command to the 2735 * drive. 2736 */ 2737 panic("%s: Invalid zone command %d", __func__, 2738 bp->bio_zone.zone_cmd); 2739 break; 2740 } 2741 2742 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES) 2743 free(ccb->ataio.data_ptr, M_ATADA); 2744} 2745 2746 2747static void 2748adadone(struct cam_periph *periph, union ccb *done_ccb) 2749{ 2750 struct ada_softc *softc; 2751 struct ccb_ataio *ataio; 2752 struct cam_path *path; 2753 uint32_t priority; 2754 int state; 2755 2756 softc = (struct ada_softc *)periph->softc; 2757 ataio = &done_ccb->ataio; 2758 path = done_ccb->ccb_h.path; 2759 priority = done_ccb->ccb_h.pinfo.priority; 2760 2761 CAM_DEBUG(path, CAM_DEBUG_TRACE, ("adadone\n")); 2762 2763 state = ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK; 2764 switch (state) { 2765 case ADA_CCB_BUFFER_IO: 2766 case ADA_CCB_TRIM: 2767 { 2768 struct bio *bp; 2769 int error; 2770 2771 cam_periph_lock(periph); 2772 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2773 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2774 error = adaerror(done_ccb, 0, 0); 2775 if (error == ERESTART) { 2776 /* A retry was scheduled, so just return. */ 2777 cam_periph_unlock(periph); 2778 return; 2779 } 2780 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2781 cam_release_devq(path, 2782 /*relsim_flags*/0, 2783 /*reduction*/0, 2784 /*timeout*/0, 2785 /*getcount_only*/0); 2786 /* 2787 * If we get an error on an NCQ DSM TRIM, fall back 2788 * to a non-NCQ DSM TRIM forever. Please note that if 2789 * CAN_NCQ_TRIM is set, CAN_TRIM is necessarily set too. 2790 * However, for this one trim, we treat it as advisory 2791 * and return success up the stack. 2792 */ 2793 if (state == ADA_CCB_TRIM && 2794 error != 0 && 2795 (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) != 0) { 2796 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 2797 error = 0; 2798 adasetdeletemethod(softc); 2799 } 2800 } else { 2801 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2802 panic("REQ_CMP with QFRZN"); 2803 2804 error = 0; 2805 } 2806 bp->bio_error = error; 2807 if (error != 0) { 2808 bp->bio_resid = bp->bio_bcount; 2809 bp->bio_flags |= BIO_ERROR; 2810 } else { 2811 if (bp->bio_cmd == BIO_ZONE) 2812 adazonedone(periph, done_ccb); 2813 else if (state == ADA_CCB_TRIM) 2814 bp->bio_resid = 0; 2815 else 2816 bp->bio_resid = ataio->resid; 2817 2818 if ((bp->bio_resid > 0) 2819 && (bp->bio_cmd != BIO_ZONE)) 2820 bp->bio_flags |= BIO_ERROR; 2821 } 2822 softc->outstanding_cmds--; 2823 if (softc->outstanding_cmds == 0) 2824 softc->flags |= ADA_FLAG_WAS_OTAG; 2825 2826 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb); 2827 xpt_release_ccb(done_ccb); 2828 if (state == ADA_CCB_TRIM) { 2829 TAILQ_HEAD(, bio) queue; 2830 struct bio *bp1; 2831 2832 TAILQ_INIT(&queue); 2833 TAILQ_CONCAT(&queue, &softc->trim_req.bps, bio_queue); 2834 /* 2835 * Normally, the xpt_release_ccb() above would make sure 2836 * that when we have more work to do, that work would 2837 * get kicked off. However, we specifically keep 2838 * trim_running set to 0 before the call above to allow 2839 * other I/O to progress when many BIO_DELETE requests 2840 * are pushed down. We set trim_running to 0 and call 2841 * daschedule again so that we don't stall if there are 2842 * no other I/Os pending apart from BIO_DELETEs. 2843 */ 2844 cam_iosched_trim_done(softc->cam_iosched); 2845 adaschedule(periph); 2846 cam_periph_unlock(periph); 2847 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 2848 TAILQ_REMOVE(&queue, bp1, bio_queue); 2849 bp1->bio_error = error; 2850 if (error != 0) { 2851 bp1->bio_flags |= BIO_ERROR; 2852 bp1->bio_resid = bp1->bio_bcount; 2853 } else 2854 bp1->bio_resid = 0; 2855 biodone(bp1); 2856 } 2857 } else { 2858 adaschedule(periph); 2859 cam_periph_unlock(periph); 2860 biodone(bp); 2861 } 2862 return; 2863 } 2864 case ADA_CCB_RAHEAD: 2865 { 2866 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2867 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2868 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2869 cam_release_devq(path, 0, 0, 0, FALSE); 2870 return; 2871 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2872 cam_release_devq(path, 2873 /*relsim_flags*/0, 2874 /*reduction*/0, 2875 /*timeout*/0, 2876 /*getcount_only*/0); 2877 } 2878 } 2879 2880 /* 2881 * Since our peripheral may be invalidated by an error 2882 * above or an external event, we must release our CCB 2883 * before releasing the reference on the peripheral. 2884 * The peripheral will only go away once the last reference 2885 * is removed, and we need it around for the CCB release 2886 * operation. 2887 */ 2888 2889 xpt_release_ccb(done_ccb); 2890 softc->state = ADA_STATE_WCACHE; 2891 xpt_schedule(periph, priority); 2892 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2893 cam_release_devq(path, 0, 0, 0, FALSE); 2894 return; 2895 } 2896 case ADA_CCB_WCACHE: 2897 { 2898 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2899 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2900 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2901 cam_release_devq(path, 0, 0, 0, FALSE); 2902 return; 2903 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2904 cam_release_devq(path, 2905 /*relsim_flags*/0, 2906 /*reduction*/0, 2907 /*timeout*/0, 2908 /*getcount_only*/0); 2909 } 2910 } 2911 2912 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2913 cam_release_devq(path, 0, 0, 0, FALSE); 2914 2915 if ((softc->flags & ADA_FLAG_CAN_LOG) 2916 && (softc->zone_mode != ADA_ZONE_NONE)) { 2917 xpt_release_ccb(done_ccb); 2918 softc->state = ADA_STATE_LOGDIR; 2919 xpt_schedule(periph, priority); 2920 } else { 2921 adaprobedone(periph, done_ccb); 2922 } 2923 return; 2924 } 2925 case ADA_CCB_LOGDIR: 2926 { 2927 int error; 2928 2929 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 2930 error = 0; 2931 softc->valid_logdir_len = 0; 2932 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir)); 2933 softc->valid_logdir_len = 2934 ataio->dxfer_len - ataio->resid; 2935 if (softc->valid_logdir_len > 0) 2936 bcopy(ataio->data_ptr, &softc->ata_logdir, 2937 min(softc->valid_logdir_len, 2938 sizeof(softc->ata_logdir))); 2939 /* 2940 * Figure out whether the Identify Device log is 2941 * supported. The General Purpose log directory 2942 * has a header, and lists the number of pages 2943 * available for each GP log identified by the 2944 * offset into the list. 2945 */ 2946 if ((softc->valid_logdir_len >= 2947 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t))) 2948 && (le16dec(softc->ata_logdir.header) == 2949 ATA_GP_LOG_DIR_VERSION) 2950 && (le16dec(&softc->ata_logdir.num_pages[ 2951 (ATA_IDENTIFY_DATA_LOG * 2952 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){ 2953 softc->flags |= ADA_FLAG_CAN_IDLOG; 2954 } else { 2955 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 2956 } 2957 } else { 2958 error = adaerror(done_ccb, CAM_RETRY_SELTO, 2959 SF_RETRY_UA|SF_NO_PRINT); 2960 if (error == ERESTART) 2961 return; 2962 else if (error != 0) { 2963 /* 2964 * If we can't get the ATA log directory, 2965 * then ATA logs are effectively not 2966 * supported even if the bit is set in the 2967 * identify data. 2968 */ 2969 softc->flags &= ~(ADA_FLAG_CAN_LOG | 2970 ADA_FLAG_CAN_IDLOG); 2971 if ((done_ccb->ccb_h.status & 2972 CAM_DEV_QFRZN) != 0) { 2973 /* Don't wedge this device's queue */ 2974 cam_release_devq(done_ccb->ccb_h.path, 2975 /*relsim_flags*/0, 2976 /*reduction*/0, 2977 /*timeout*/0, 2978 /*getcount_only*/0); 2979 } 2980 } 2981 2982 2983 } 2984 2985 free(ataio->data_ptr, M_ATADA); 2986 2987 if ((error == 0) 2988 && (softc->flags & ADA_FLAG_CAN_IDLOG)) { 2989 softc->state = ADA_STATE_IDDIR; 2990 xpt_release_ccb(done_ccb); 2991 xpt_schedule(periph, priority); 2992 } else 2993 adaprobedone(periph, done_ccb); 2994 2995 return; 2996 } 2997 case ADA_CCB_IDDIR: { 2998 int error; 2999 3000 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3001 off_t entries_offset, max_entries; 3002 error = 0; 3003 3004 softc->valid_iddir_len = 0; 3005 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir)); 3006 softc->flags &= ~(ADA_FLAG_CAN_SUPCAP | 3007 ADA_FLAG_CAN_ZONE); 3008 softc->valid_iddir_len = 3009 ataio->dxfer_len - ataio->resid; 3010 if (softc->valid_iddir_len > 0) 3011 bcopy(ataio->data_ptr, &softc->ata_iddir, 3012 min(softc->valid_iddir_len, 3013 sizeof(softc->ata_iddir))); 3014 3015 entries_offset = 3016 __offsetof(struct ata_identify_log_pages,entries); 3017 max_entries = softc->valid_iddir_len - entries_offset; 3018 if ((softc->valid_iddir_len > (entries_offset + 1)) 3019 && (le64dec(softc->ata_iddir.header) == 3020 ATA_IDLOG_REVISION) 3021 && (softc->ata_iddir.entry_count > 0)) { 3022 int num_entries, i; 3023 3024 num_entries = softc->ata_iddir.entry_count; 3025 num_entries = min(num_entries, 3026 softc->valid_iddir_len - entries_offset); 3027 for (i = 0; i < num_entries && 3028 i < max_entries; i++) { 3029 if (softc->ata_iddir.entries[i] == 3030 ATA_IDL_SUP_CAP) 3031 softc->flags |= 3032 ADA_FLAG_CAN_SUPCAP; 3033 else if (softc->ata_iddir.entries[i]== 3034 ATA_IDL_ZDI) 3035 softc->flags |= 3036 ADA_FLAG_CAN_ZONE; 3037 3038 if ((softc->flags & 3039 ADA_FLAG_CAN_SUPCAP) 3040 && (softc->flags & 3041 ADA_FLAG_CAN_ZONE)) 3042 break; 3043 } 3044 } 3045 } else { 3046 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3047 SF_RETRY_UA|SF_NO_PRINT); 3048 if (error == ERESTART) 3049 return; 3050 else if (error != 0) { 3051 /* 3052 * If we can't get the ATA Identify Data log 3053 * directory, then it effectively isn't 3054 * supported even if the ATA Log directory 3055 * a non-zero number of pages present for 3056 * this log. 3057 */ 3058 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3059 if ((done_ccb->ccb_h.status & 3060 CAM_DEV_QFRZN) != 0) { 3061 /* Don't wedge this device's queue */ 3062 cam_release_devq(done_ccb->ccb_h.path, 3063 /*relsim_flags*/0, 3064 /*reduction*/0, 3065 /*timeout*/0, 3066 /*getcount_only*/0); 3067 } 3068 } 3069 } 3070 3071 free(ataio->data_ptr, M_ATADA); 3072 3073 if ((error == 0) 3074 && (softc->flags & ADA_FLAG_CAN_SUPCAP)) { 3075 softc->state = ADA_STATE_SUP_CAP; 3076 xpt_release_ccb(done_ccb); 3077 xpt_schedule(periph, priority); 3078 } else 3079 adaprobedone(periph, done_ccb); 3080 return; 3081 } 3082 case ADA_CCB_SUP_CAP: { 3083 int error; 3084 3085 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3086 uint32_t valid_len; 3087 size_t needed_size; 3088 struct ata_identify_log_sup_cap *sup_cap; 3089 error = 0; 3090 3091 sup_cap = (struct ata_identify_log_sup_cap *) 3092 ataio->data_ptr; 3093 valid_len = ataio->dxfer_len - ataio->resid; 3094 needed_size = 3095 __offsetof(struct ata_identify_log_sup_cap, 3096 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap); 3097 if (valid_len >= needed_size) { 3098 uint64_t zoned, zac_cap; 3099 3100 zoned = le64dec(sup_cap->zoned_cap); 3101 if (zoned & ATA_ZONED_VALID) { 3102 /* 3103 * This should have already been 3104 * set, because this is also in the 3105 * ATA identify data. 3106 */ 3107 if ((zoned & ATA_ZONED_MASK) == 3108 ATA_SUPPORT_ZONE_HOST_AWARE) 3109 softc->zone_mode = 3110 ADA_ZONE_HOST_AWARE; 3111 else if ((zoned & ATA_ZONED_MASK) == 3112 ATA_SUPPORT_ZONE_DEV_MANAGED) 3113 softc->zone_mode = 3114 ADA_ZONE_DRIVE_MANAGED; 3115 } 3116 3117 zac_cap = le64dec(sup_cap->sup_zac_cap); 3118 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) { 3119 if (zac_cap & ATA_REPORT_ZONES_SUP) 3120 softc->zone_flags |= 3121 ADA_ZONE_FLAG_RZ_SUP; 3122 if (zac_cap & ATA_ND_OPEN_ZONE_SUP) 3123 softc->zone_flags |= 3124 ADA_ZONE_FLAG_OPEN_SUP; 3125 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP) 3126 softc->zone_flags |= 3127 ADA_ZONE_FLAG_CLOSE_SUP; 3128 if (zac_cap & ATA_ND_FINISH_ZONE_SUP) 3129 softc->zone_flags |= 3130 ADA_ZONE_FLAG_FINISH_SUP; 3131 if (zac_cap & ATA_ND_RWP_SUP) 3132 softc->zone_flags |= 3133 ADA_ZONE_FLAG_RWP_SUP; 3134 } else { 3135 /* 3136 * This field was introduced in 3137 * ACS-4, r08 on April 28th, 2015. 3138 * If the drive firmware was written 3139 * to an earlier spec, it won't have 3140 * the field. So, assume all 3141 * commands are supported. 3142 */ 3143 softc->zone_flags |= 3144 ADA_ZONE_FLAG_SUP_MASK; 3145 } 3146 3147 } 3148 } else { 3149 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3150 SF_RETRY_UA|SF_NO_PRINT); 3151 if (error == ERESTART) 3152 return; 3153 else if (error != 0) { 3154 /* 3155 * If we can't get the ATA Identify Data 3156 * Supported Capabilities page, clear the 3157 * flag... 3158 */ 3159 softc->flags &= ~ADA_FLAG_CAN_SUPCAP; 3160 /* 3161 * And clear zone capabilities. 3162 */ 3163 softc->zone_flags &= ~ADA_ZONE_FLAG_SUP_MASK; 3164 if ((done_ccb->ccb_h.status & 3165 CAM_DEV_QFRZN) != 0) { 3166 /* Don't wedge this device's queue */ 3167 cam_release_devq(done_ccb->ccb_h.path, 3168 /*relsim_flags*/0, 3169 /*reduction*/0, 3170 /*timeout*/0, 3171 /*getcount_only*/0); 3172 } 3173 } 3174 } 3175 3176 free(ataio->data_ptr, M_ATADA); 3177 3178 if ((error == 0) 3179 && (softc->flags & ADA_FLAG_CAN_ZONE)) { 3180 softc->state = ADA_STATE_ZONE; 3181 xpt_release_ccb(done_ccb); 3182 xpt_schedule(periph, priority); 3183 } else 3184 adaprobedone(periph, done_ccb); 3185 return; 3186 } 3187 case ADA_CCB_ZONE: { 3188 int error; 3189 3190 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3191 struct ata_zoned_info_log *zi_log; 3192 uint32_t valid_len; 3193 size_t needed_size; 3194 3195 zi_log = (struct ata_zoned_info_log *)ataio->data_ptr; 3196 3197 valid_len = ataio->dxfer_len - ataio->resid; 3198 needed_size = __offsetof(struct ata_zoned_info_log, 3199 version_info) + 1 + sizeof(zi_log->version_info); 3200 if (valid_len >= needed_size) { 3201 uint64_t tmpvar; 3202 3203 tmpvar = le64dec(zi_log->zoned_cap); 3204 if (tmpvar & ATA_ZDI_CAP_VALID) { 3205 if (tmpvar & ATA_ZDI_CAP_URSWRZ) 3206 softc->zone_flags |= 3207 ADA_ZONE_FLAG_URSWRZ; 3208 else 3209 softc->zone_flags &= 3210 ~ADA_ZONE_FLAG_URSWRZ; 3211 } 3212 tmpvar = le64dec(zi_log->optimal_seq_zones); 3213 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) { 3214 softc->zone_flags |= 3215 ADA_ZONE_FLAG_OPT_SEQ_SET; 3216 softc->optimal_seq_zones = (tmpvar & 3217 ATA_ZDI_OPT_SEQ_MASK); 3218 } else { 3219 softc->zone_flags &= 3220 ~ADA_ZONE_FLAG_OPT_SEQ_SET; 3221 softc->optimal_seq_zones = 0; 3222 } 3223 3224 tmpvar =le64dec(zi_log->optimal_nonseq_zones); 3225 if (tmpvar & ATA_ZDI_OPT_NS_VALID) { 3226 softc->zone_flags |= 3227 ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3228 softc->optimal_nonseq_zones = 3229 (tmpvar & ATA_ZDI_OPT_NS_MASK); 3230 } else { 3231 softc->zone_flags &= 3232 ~ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3233 softc->optimal_nonseq_zones = 0; 3234 } 3235 3236 tmpvar = le64dec(zi_log->max_seq_req_zones); 3237 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) { 3238 softc->zone_flags |= 3239 ADA_ZONE_FLAG_MAX_SEQ_SET; 3240 softc->max_seq_zones = 3241 (tmpvar & ATA_ZDI_MAX_SEQ_MASK); 3242 } else { 3243 softc->zone_flags &= 3244 ~ADA_ZONE_FLAG_MAX_SEQ_SET; 3245 softc->max_seq_zones = 0; 3246 } 3247 } 3248 } else { 3249 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3250 SF_RETRY_UA|SF_NO_PRINT); 3251 if (error == ERESTART) 3252 return; 3253 else if (error != 0) { 3254 softc->flags &= ~ADA_FLAG_CAN_ZONE; 3255 softc->flags &= ~ADA_ZONE_FLAG_SET_MASK; 3256 3257 if ((done_ccb->ccb_h.status & 3258 CAM_DEV_QFRZN) != 0) { 3259 /* Don't wedge this device's queue */ 3260 cam_release_devq(done_ccb->ccb_h.path, 3261 /*relsim_flags*/0, 3262 /*reduction*/0, 3263 /*timeout*/0, 3264 /*getcount_only*/0); 3265 } 3266 } 3267 3268 } 3269 free(ataio->data_ptr, M_ATADA); 3270 3271 adaprobedone(periph, done_ccb); 3272 return; 3273 } 3274 case ADA_CCB_DUMP: 3275 /* No-op. We're polling */ 3276 return; 3277 default: 3278 break; 3279 } 3280 xpt_release_ccb(done_ccb); 3281} 3282 3283static int 3284adaerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3285{ 3286#ifdef CAM_IO_STATS 3287 struct ada_softc *softc; 3288 struct cam_periph *periph; 3289 3290 periph = xpt_path_periph(ccb->ccb_h.path); 3291 softc = (struct ada_softc *)periph->softc; 3292 3293 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 3294 case CAM_CMD_TIMEOUT: 3295 softc->timeouts++; 3296 break; 3297 case CAM_REQ_ABORTED: 3298 case CAM_REQ_CMP_ERR: 3299 case CAM_REQ_TERMIO: 3300 case CAM_UNREC_HBA_ERROR: 3301 case CAM_DATA_RUN_ERR: 3302 case CAM_ATA_STATUS_ERROR: 3303 softc->errors++; 3304 break; 3305 default: 3306 break; 3307 } 3308#endif 3309 3310 return(cam_periph_error(ccb, cam_flags, sense_flags, NULL)); 3311} 3312 3313static void 3314adasetgeom(struct ada_softc *softc, struct ccb_getdev *cgd) 3315{ 3316 struct disk_params *dp = &softc->params; 3317 u_int64_t lbasize48; 3318 u_int32_t lbasize; 3319 u_int maxio, d_flags; 3320 3321 dp->secsize = ata_logical_sector_size(&cgd->ident_data); 3322 if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 3323 cgd->ident_data.current_heads != 0 && 3324 cgd->ident_data.current_sectors != 0) { 3325 dp->heads = cgd->ident_data.current_heads; 3326 dp->secs_per_track = cgd->ident_data.current_sectors; 3327 dp->cylinders = cgd->ident_data.cylinders; 3328 dp->sectors = (u_int32_t)cgd->ident_data.current_size_1 | 3329 ((u_int32_t)cgd->ident_data.current_size_2 << 16); 3330 } else { 3331 dp->heads = cgd->ident_data.heads; 3332 dp->secs_per_track = cgd->ident_data.sectors; 3333 dp->cylinders = cgd->ident_data.cylinders; 3334 dp->sectors = cgd->ident_data.cylinders * 3335 (u_int32_t)(dp->heads * dp->secs_per_track); 3336 } 3337 lbasize = (u_int32_t)cgd->ident_data.lba_size_1 | 3338 ((u_int32_t)cgd->ident_data.lba_size_2 << 16); 3339 3340 /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 3341 if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 3342 dp->sectors = lbasize; 3343 3344 /* use the 48bit LBA size if valid */ 3345 lbasize48 = ((u_int64_t)cgd->ident_data.lba_size48_1) | 3346 ((u_int64_t)cgd->ident_data.lba_size48_2 << 16) | 3347 ((u_int64_t)cgd->ident_data.lba_size48_3 << 32) | 3348 ((u_int64_t)cgd->ident_data.lba_size48_4 << 48); 3349 if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 3350 lbasize48 > ATA_MAX_28BIT_LBA) 3351 dp->sectors = lbasize48; 3352 3353 maxio = softc->cpi.maxio; /* Honor max I/O size of SIM */ 3354 if (maxio == 0) 3355 maxio = DFLTPHYS; /* traditional default */ 3356 else if (maxio > MAXPHYS) 3357 maxio = MAXPHYS; /* for safety */ 3358 if (softc->flags & ADA_FLAG_CAN_48BIT) 3359 maxio = min(maxio, 65536 * softc->params.secsize); 3360 else /* 28bit ATA command limit */ 3361 maxio = min(maxio, 256 * softc->params.secsize); 3362 if (softc->quirks & ADA_Q_128KB) 3363 maxio = min(maxio, 128 * 1024); 3364 softc->disk->d_maxsize = maxio; 3365 d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE; 3366 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) 3367 d_flags |= DISKFLAG_CANFLUSHCACHE; 3368 if (softc->flags & ADA_FLAG_CAN_TRIM) { 3369 d_flags |= DISKFLAG_CANDELETE; 3370 softc->disk->d_delmaxsize = softc->params.secsize * 3371 ATA_DSM_RANGE_MAX * softc->trim_max_ranges; 3372 } else if ((softc->flags & ADA_FLAG_CAN_CFA) && 3373 !(softc->flags & ADA_FLAG_CAN_48BIT)) { 3374 d_flags |= DISKFLAG_CANDELETE; 3375 softc->disk->d_delmaxsize = 256 * softc->params.secsize; 3376 } else 3377 softc->disk->d_delmaxsize = maxio; 3378 if ((softc->cpi.hba_misc & PIM_UNMAPPED) != 0) { 3379 d_flags |= DISKFLAG_UNMAPPED_BIO; 3380 softc->unmappedio = 1; 3381 } 3382 softc->disk->d_flags = d_flags; 3383 strlcpy(softc->disk->d_descr, cgd->ident_data.model, 3384 MIN(sizeof(softc->disk->d_descr), sizeof(cgd->ident_data.model))); 3385 strlcpy(softc->disk->d_ident, cgd->ident_data.serial, 3386 MIN(sizeof(softc->disk->d_ident), sizeof(cgd->ident_data.serial))); 3387 3388 softc->disk->d_sectorsize = softc->params.secsize; 3389 softc->disk->d_mediasize = (off_t)softc->params.sectors * 3390 softc->params.secsize; 3391 if (ata_physical_sector_size(&cgd->ident_data) != 3392 softc->params.secsize) { 3393 softc->disk->d_stripesize = 3394 ata_physical_sector_size(&cgd->ident_data); 3395 softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 3396 ata_logical_sector_offset(&cgd->ident_data)) % 3397 softc->disk->d_stripesize; 3398 } else if (softc->quirks & ADA_Q_4K) { 3399 softc->disk->d_stripesize = 4096; 3400 softc->disk->d_stripeoffset = 0; 3401 } 3402 softc->disk->d_fwsectors = softc->params.secs_per_track; 3403 softc->disk->d_fwheads = softc->params.heads; 3404 ata_disk_firmware_geom_adjust(softc->disk); 3405 softc->disk->d_rotation_rate = cgd->ident_data.media_rotation_rate; 3406} 3407 3408static void 3409adasendorderedtag(void *arg) 3410{ 3411 struct ada_softc *softc = arg; 3412 3413 if (ada_send_ordered) { 3414 if (softc->outstanding_cmds > 0) { 3415 if ((softc->flags & ADA_FLAG_WAS_OTAG) == 0) 3416 softc->flags |= ADA_FLAG_NEED_OTAG; 3417 softc->flags &= ~ADA_FLAG_WAS_OTAG; 3418 } 3419 } 3420 /* Queue us up again */ 3421 callout_reset(&softc->sendordered_c, 3422 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 3423 adasendorderedtag, softc); 3424} 3425 3426/* 3427 * Step through all ADA peripheral drivers, and if the device is still open, 3428 * sync the disk cache to physical media. 3429 */ 3430static void 3431adaflush(void) 3432{ 3433 struct cam_periph *periph; 3434 struct ada_softc *softc; 3435 union ccb *ccb; 3436 int error; 3437 3438 CAM_PERIPH_FOREACH(periph, &adadriver) { 3439 softc = (struct ada_softc *)periph->softc; 3440 if (SCHEDULER_STOPPED()) { 3441 /* If we paniced with the lock held, do not recurse. */ 3442 if (!cam_periph_owned(periph) && 3443 (softc->flags & ADA_FLAG_OPEN)) { 3444 adadump(softc->disk, NULL, 0, 0, 0); 3445 } 3446 continue; 3447 } 3448 cam_periph_lock(periph); 3449 /* 3450 * We only sync the cache if the drive is still open, and 3451 * if the drive is capable of it.. 3452 */ 3453 if (((softc->flags & ADA_FLAG_OPEN) == 0) || 3454 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 3455 cam_periph_unlock(periph); 3456 continue; 3457 } 3458 3459 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3460 cam_fill_ataio(&ccb->ataio, 3461 0, 3462 adadone, 3463 CAM_DIR_NONE, 3464 0, 3465 NULL, 3466 0, 3467 ada_default_timeout*1000); 3468 if (softc->flags & ADA_FLAG_CAN_48BIT) 3469 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 3470 else 3471 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 3472 3473 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3474 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3475 softc->disk->d_devstat); 3476 if (error != 0) 3477 xpt_print(periph->path, "Synchronize cache failed\n"); 3478 xpt_release_ccb(ccb); 3479 cam_periph_unlock(periph); 3480 } 3481} 3482 3483static void 3484adaspindown(uint8_t cmd, int flags) 3485{ 3486 struct cam_periph *periph; 3487 struct ada_softc *softc; 3488 union ccb *ccb; 3489 int error; 3490 3491 CAM_PERIPH_FOREACH(periph, &adadriver) { 3492 /* If we paniced with lock held - not recurse here. */ 3493 if (cam_periph_owned(periph)) 3494 continue; 3495 cam_periph_lock(periph); 3496 softc = (struct ada_softc *)periph->softc; 3497 /* 3498 * We only spin-down the drive if it is capable of it.. 3499 */ 3500 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3501 cam_periph_unlock(periph); 3502 continue; 3503 } 3504 3505 if (bootverbose) 3506 xpt_print(periph->path, "spin-down\n"); 3507 3508 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3509 cam_fill_ataio(&ccb->ataio, 3510 0, 3511 adadone, 3512 CAM_DIR_NONE | flags, 3513 0, 3514 NULL, 3515 0, 3516 ada_default_timeout*1000); 3517 ata_28bit_cmd(&ccb->ataio, cmd, 0, 0, 0); 3518 3519 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3520 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3521 softc->disk->d_devstat); 3522 if (error != 0) 3523 xpt_print(periph->path, "Spin-down disk failed\n"); 3524 xpt_release_ccb(ccb); 3525 cam_periph_unlock(periph); 3526 } 3527} 3528 3529static void 3530adashutdown(void *arg, int howto) 3531{ 3532 3533 adaflush(); 3534 if (ada_spindown_shutdown != 0 && 3535 (howto & (RB_HALT | RB_POWEROFF)) != 0) 3536 adaspindown(ATA_STANDBY_IMMEDIATE, 0); 3537} 3538 3539static void 3540adasuspend(void *arg) 3541{ 3542 3543 adaflush(); 3544 if (ada_spindown_suspend != 0) 3545 adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 3546} 3547 3548static void 3549adaresume(void *arg) 3550{ 3551 struct cam_periph *periph; 3552 struct ada_softc *softc; 3553 3554 if (ada_spindown_suspend == 0) 3555 return; 3556 3557 CAM_PERIPH_FOREACH(periph, &adadriver) { 3558 cam_periph_lock(periph); 3559 softc = (struct ada_softc *)periph->softc; 3560 /* 3561 * We only spin-down the drive if it is capable of it.. 3562 */ 3563 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3564 cam_periph_unlock(periph); 3565 continue; 3566 } 3567 3568 if (bootverbose) 3569 xpt_print(periph->path, "resume\n"); 3570 3571 /* 3572 * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 3573 * sleep request. 3574 */ 3575 cam_release_devq(periph->path, 3576 /*relsim_flags*/0, 3577 /*openings*/0, 3578 /*timeout*/0, 3579 /*getcount_only*/0); 3580 3581 cam_periph_unlock(periph); 3582 } 3583} 3584 3585#endif /* _KERNEL */ 3586