1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer, 12 * without modification, immediately at the beginning of the file. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __FBSDID("$FreeBSD$"); 31 32 #include "opt_ada.h" 33 34 #include <sys/param.h> 35 36 #ifdef _KERNEL 37 #include <sys/systm.h> 38 #include <sys/kernel.h> 39 #include <sys/bio.h> 40 #include <sys/sysctl.h> 41 #include <sys/taskqueue.h> 42 #include <sys/lock.h> 43 #include <sys/mutex.h> 44 #include <sys/conf.h> 45 #include <sys/devicestat.h> 46 #include <sys/eventhandler.h> 47 #include <sys/malloc.h> 48 #include <sys/endian.h> 49 #include <sys/cons.h> 50 #include <sys/proc.h> 51 #include <sys/reboot.h> 52 #include <sys/sbuf.h> 53 #include <geom/geom_disk.h> 54 #endif /* _KERNEL */ 55 56 #ifndef _KERNEL 57 #include <stdio.h> 58 #include <string.h> 59 #endif /* _KERNEL */ 60 61 #include <cam/cam.h> 62 #include <cam/cam_ccb.h> 63 #include <cam/cam_periph.h> 64 #include <cam/cam_xpt_periph.h> 65 #include <cam/scsi/scsi_all.h> 66 #include <cam/scsi/scsi_da.h> 67 #include <cam/cam_sim.h> 68 #include <cam/cam_iosched.h> 69 70 #include <cam/ata/ata_all.h> 71 72 #include <machine/md_var.h> /* geometry translation */ 73 74 #ifdef _KERNEL 75 76 #define ATA_MAX_28BIT_LBA 268435455UL 77 78 extern int iosched_debug; 79 80 typedef enum { 81 ADA_STATE_RAHEAD, 82 ADA_STATE_WCACHE, 83 ADA_STATE_LOGDIR, 84 ADA_STATE_IDDIR, 85 ADA_STATE_SUP_CAP, 86 ADA_STATE_ZONE, 87 ADA_STATE_NORMAL 88 } ada_state; 89 90 typedef enum { 91 ADA_FLAG_CAN_48BIT = 0x00000002, 92 ADA_FLAG_CAN_FLUSHCACHE = 0x00000004, 93 ADA_FLAG_CAN_NCQ = 0x00000008, 94 ADA_FLAG_CAN_DMA = 0x00000010, 95 ADA_FLAG_NEED_OTAG = 0x00000020, 96 ADA_FLAG_WAS_OTAG = 0x00000040, 97 ADA_FLAG_CAN_TRIM = 0x00000080, 98 ADA_FLAG_OPEN = 0x00000100, 99 ADA_FLAG_SCTX_INIT = 0x00000200, 100 ADA_FLAG_CAN_CFA = 0x00000400, 101 ADA_FLAG_CAN_POWERMGT = 0x00000800, 102 ADA_FLAG_CAN_DMA48 = 0x00001000, 103 ADA_FLAG_CAN_LOG = 0x00002000, 104 ADA_FLAG_CAN_IDLOG = 0x00004000, 105 ADA_FLAG_CAN_SUPCAP = 0x00008000, 106 ADA_FLAG_CAN_ZONE = 0x00010000, 107 ADA_FLAG_CAN_WCACHE = 0x00020000, 108 ADA_FLAG_CAN_RAHEAD = 0x00040000, 109 ADA_FLAG_PROBED = 0x00080000, 110 ADA_FLAG_ANNOUNCED = 0x00100000, 111 ADA_FLAG_DIRTY = 0x00200000, 112 ADA_FLAG_CAN_NCQ_TRIM = 0x00400000, /* CAN_TRIM also set */ 113 ADA_FLAG_PIM_ATA_EXT = 0x00800000 114 } ada_flags; 115 116 typedef enum { 117 ADA_Q_NONE = 0x00, 118 ADA_Q_4K = 0x01, 119 ADA_Q_NCQ_TRIM_BROKEN = 0x02, 120 ADA_Q_LOG_BROKEN = 0x04, 121 ADA_Q_SMR_DM = 0x08, 122 ADA_Q_NO_TRIM = 0x10 123 } ada_quirks; 124 125 #define ADA_Q_BIT_STRING \ 126 "\020" \ 127 "\0014K" \ 128 "\002NCQ_TRIM_BROKEN" \ 129 "\003LOG_BROKEN" \ 130 "\004SMR_DM" \ 131 "\005NO_TRIM" 132 133 typedef 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; 145 146 typedef 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; 152 153 typedef 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; 172 173 static 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 188 189 typedef 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; 198 199 static const char *ada_delete_method_names[] = 200 { "NONE", "DISABLE", "CFA_ERASE", "DSM_TRIM", "NCQ_DSM_TRIM" }; 201 #if 0 202 static const char *ada_delete_method_desc[] = 203 { "NONE", "DISABLED", "CFA Erase", "DSM Trim", "DSM Trim via NCQ" }; 204 #endif 205 206 struct 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) 216 struct trim_request { 217 uint8_t data[TRIM_MAX_RANGES * ATA_DSM_RANGE_SIZE]; 218 TAILQ_HEAD(, bio) bps; 219 }; 220 221 struct 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 CAM_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 disk_params params; 250 struct disk *disk; 251 struct task sysctl_task; 252 struct sysctl_ctx_list sysctl_ctx; 253 struct sysctl_oid *sysctl_tree; 254 struct callout sendordered_c; 255 struct trim_request trim_req; 256 uint64_t trim_count; 257 uint64_t trim_ranges; 258 uint64_t trim_lbas; 259 #ifdef CAM_IO_STATS 260 struct sysctl_ctx_list sysctl_stats_ctx; 261 struct sysctl_oid *sysctl_stats_tree; 262 u_int timeouts; 263 u_int errors; 264 u_int invalidations; 265 #endif 266 #define ADA_ANNOUNCETMP_SZ 80 267 char announce_temp[ADA_ANNOUNCETMP_SZ]; 268 #define ADA_ANNOUNCE_SZ 400 269 char announce_buffer[ADA_ANNOUNCE_SZ]; 270 }; 271 272 struct ada_quirk_entry { 273 struct scsi_inquiry_pattern inq_pat; 274 ada_quirks quirks; 275 }; 276 277 static struct ada_quirk_entry ada_quirk_table[] = 278 { 279 { 280 /* Hitachi Advanced Format (4k) drives */ 281 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Hitachi H??????????E3*", "*" }, 282 /*quirks*/ADA_Q_4K 283 }, 284 { 285 /* Samsung Advanced Format (4k) drives */ 286 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD155UI*", "*" }, 287 /*quirks*/ADA_Q_4K 288 }, 289 { 290 /* Samsung Advanced Format (4k) drives */ 291 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD204UI*", "*" }, 292 /*quirks*/ADA_Q_4K 293 }, 294 { 295 /* Seagate Barracuda Green Advanced Format (4k) drives */ 296 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DL*", "*" }, 297 /*quirks*/ADA_Q_4K 298 }, 299 { 300 /* Seagate Barracuda Advanced Format (4k) drives */ 301 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???DM*", "*" }, 302 /*quirks*/ADA_Q_4K 303 }, 304 { 305 /* Seagate Barracuda Advanced Format (4k) drives */ 306 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DM*", "*" }, 307 /*quirks*/ADA_Q_4K 308 }, 309 { 310 /* Seagate Momentus Advanced Format (4k) drives */ 311 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500423AS*", "*" }, 312 /*quirks*/ADA_Q_4K 313 }, 314 { 315 /* Seagate Momentus Advanced Format (4k) drives */ 316 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500424AS*", "*" }, 317 /*quirks*/ADA_Q_4K 318 }, 319 { 320 /* Seagate Momentus Advanced Format (4k) drives */ 321 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640423AS*", "*" }, 322 /*quirks*/ADA_Q_4K 323 }, 324 { 325 /* Seagate Momentus Advanced Format (4k) drives */ 326 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640424AS*", "*" }, 327 /*quirks*/ADA_Q_4K 328 }, 329 { 330 /* Seagate Momentus Advanced Format (4k) drives */ 331 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750420AS*", "*" }, 332 /*quirks*/ADA_Q_4K 333 }, 334 { 335 /* Seagate Momentus Advanced Format (4k) drives */ 336 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750422AS*", "*" }, 337 /*quirks*/ADA_Q_4K 338 }, 339 { 340 /* Seagate Momentus Advanced Format (4k) drives */ 341 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750423AS*", "*" }, 342 /*quirks*/ADA_Q_4K 343 }, 344 { 345 /* Seagate Momentus Thin Advanced Format (4k) drives */ 346 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???LT*", "*" }, 347 /*quirks*/ADA_Q_4K 348 }, 349 { 350 /* WDC Caviar Red Advanced Format (4k) drives */ 351 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????CX*", "*" }, 352 /*quirks*/ADA_Q_4K 353 }, 354 { 355 /* WDC Caviar Green Advanced Format (4k) drives */ 356 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RS*", "*" }, 357 /*quirks*/ADA_Q_4K 358 }, 359 { 360 /* WDC Caviar Green/Red Advanced Format (4k) drives */ 361 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RX*", "*" }, 362 /*quirks*/ADA_Q_4K 363 }, 364 { 365 /* WDC Caviar Red Advanced Format (4k) drives */ 366 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????CX*", "*" }, 367 /*quirks*/ADA_Q_4K 368 }, 369 { 370 /* WDC Caviar Black Advanced Format (4k) drives */ 371 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????AZEX*", "*" }, 372 /*quirks*/ADA_Q_4K 373 }, 374 { 375 /* WDC Caviar Black Advanced Format (4k) drives */ 376 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????FZEX*", "*" }, 377 /*quirks*/ADA_Q_4K 378 }, 379 { 380 /* WDC Caviar Green Advanced Format (4k) drives */ 381 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RS*", "*" }, 382 /*quirks*/ADA_Q_4K 383 }, 384 { 385 /* WDC Caviar Green Advanced Format (4k) drives */ 386 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RX*", "*" }, 387 /*quirks*/ADA_Q_4K 388 }, 389 { 390 /* WDC Scorpio Black Advanced Format (4k) drives */ 391 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PKT*", "*" }, 392 /*quirks*/ADA_Q_4K 393 }, 394 { 395 /* WDC Scorpio Black Advanced Format (4k) drives */ 396 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PKT*", "*" }, 397 /*quirks*/ADA_Q_4K 398 }, 399 { 400 /* WDC Scorpio Blue Advanced Format (4k) drives */ 401 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PVT*", "*" }, 402 /*quirks*/ADA_Q_4K 403 }, 404 { 405 /* WDC Scorpio Blue Advanced Format (4k) drives */ 406 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PVT*", "*" }, 407 /*quirks*/ADA_Q_4K 408 }, 409 /* SSDs */ 410 { 411 /* 412 * Corsair Force 2 SSDs 413 * 4k optimised & trim only works in 4k requests + 4k aligned 414 */ 415 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair CSSD-F*", "*" }, 416 /*quirks*/ADA_Q_4K 417 }, 418 { 419 /* 420 * Corsair Force 3 SSDs 421 * 4k optimised & trim only works in 4k requests + 4k aligned 422 */ 423 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force 3*", "*" }, 424 /*quirks*/ADA_Q_4K 425 }, 426 { 427 /* 428 * Corsair Neutron GTX SSDs 429 * 4k optimised & trim only works in 4k requests + 4k aligned 430 */ 431 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 432 /*quirks*/ADA_Q_4K 433 }, 434 { 435 /* 436 * Corsair Force GT & GS SSDs 437 * 4k optimised & trim only works in 4k requests + 4k aligned 438 */ 439 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force G*", "*" }, 440 /*quirks*/ADA_Q_4K 441 }, 442 { 443 /* 444 * Crucial M4 SSDs 445 * 4k optimised & trim only works in 4k requests + 4k aligned 446 */ 447 { T_DIRECT, SIP_MEDIA_FIXED, "*", "M4-CT???M4SSD2*", "*" }, 448 /*quirks*/ADA_Q_4K 449 }, 450 { 451 /* 452 * Crucial M500 SSDs MU07 firmware 453 * NCQ Trim works 454 */ 455 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "MU07" }, 456 /*quirks*/0 457 }, 458 { 459 /* 460 * Crucial M500 SSDs all other firmware 461 * NCQ Trim doesn't work 462 */ 463 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "*" }, 464 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 465 }, 466 { 467 /* 468 * Crucial M550 SSDs 469 * NCQ Trim doesn't work, but only on MU01 firmware 470 */ 471 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M550*", "MU01" }, 472 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 473 }, 474 { 475 /* 476 * Crucial MX100 SSDs 477 * NCQ Trim doesn't work, but only on MU01 firmware 478 */ 479 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*MX100*", "MU01" }, 480 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 481 }, 482 { 483 /* 484 * Crucial RealSSD C300 SSDs 485 * 4k optimised 486 */ 487 { T_DIRECT, SIP_MEDIA_FIXED, "*", "C300-CTFDDAC???MAG*", 488 "*" }, /*quirks*/ADA_Q_4K 489 }, 490 { 491 /* 492 * FCCT M500 SSDs 493 * NCQ Trim doesn't work 494 */ 495 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FCCT*M500*", "*" }, 496 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 497 }, 498 { 499 /* 500 * Intel 320 Series SSDs 501 * 4k optimised & trim only works in 4k requests + 4k aligned 502 */ 503 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2CW*", "*" }, 504 /*quirks*/ADA_Q_4K 505 }, 506 { 507 /* 508 * Intel 330 Series SSDs 509 * 4k optimised & trim only works in 4k requests + 4k aligned 510 */ 511 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2CT*", "*" }, 512 /*quirks*/ADA_Q_4K 513 }, 514 { 515 /* 516 * Intel 510 Series SSDs 517 * 4k optimised & trim only works in 4k requests + 4k aligned 518 */ 519 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2MH*", "*" }, 520 /*quirks*/ADA_Q_4K 521 }, 522 { 523 /* 524 * Intel 520 Series SSDs 525 * 4k optimised & trim only works in 4k requests + 4k aligned 526 */ 527 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BW*", "*" }, 528 /*quirks*/ADA_Q_4K 529 }, 530 { 531 /* 532 * Intel S3610 Series SSDs 533 * 4k optimised & trim only works in 4k requests + 4k aligned 534 */ 535 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BX*", "*" }, 536 /*quirks*/ADA_Q_4K 537 }, 538 { 539 /* 540 * Intel X25-M Series SSDs 541 * 4k optimised & trim only works in 4k requests + 4k aligned 542 */ 543 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2M*", "*" }, 544 /*quirks*/ADA_Q_4K 545 }, 546 { 547 /* 548 * KingDian S200 60GB P0921B 549 * Trimming crash the SSD 550 */ 551 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KingDian S200 *", "*" }, 552 /*quirks*/ADA_Q_NO_TRIM 553 }, 554 { 555 /* 556 * Kingston E100 Series SSDs 557 * 4k optimised & trim only works in 4k requests + 4k aligned 558 */ 559 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SE100S3*", "*" }, 560 /*quirks*/ADA_Q_4K 561 }, 562 { 563 /* 564 * Kingston HyperX 3k SSDs 565 * 4k optimised & trim only works in 4k requests + 4k aligned 566 */ 567 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SH103S3*", "*" }, 568 /*quirks*/ADA_Q_4K 569 }, 570 { 571 /* 572 * Marvell SSDs (entry taken from OpenSolaris) 573 * 4k optimised & trim only works in 4k requests + 4k aligned 574 */ 575 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MARVELL SD88SA02*", "*" }, 576 /*quirks*/ADA_Q_4K 577 }, 578 { 579 /* 580 * Micron M500 SSDs firmware MU07 581 * NCQ Trim works? 582 */ 583 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "MU07" }, 584 /*quirks*/0 585 }, 586 { 587 /* 588 * Micron M500 SSDs all other firmware 589 * NCQ Trim doesn't work 590 */ 591 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "*" }, 592 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 593 }, 594 { 595 /* 596 * Micron M5[15]0 SSDs 597 * NCQ Trim doesn't work, but only MU01 firmware 598 */ 599 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M5[15]0*", "MU01" }, 600 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 601 }, 602 { 603 /* 604 * Micron 5100 SSDs 605 * 4k optimised & trim only works in 4k requests + 4k aligned 606 */ 607 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron 5100 MTFDDAK*", "*" }, 608 /*quirks*/ADA_Q_4K 609 }, 610 { 611 /* 612 * OCZ Agility 2 SSDs 613 * 4k optimised & trim only works in 4k requests + 4k aligned 614 */ 615 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 616 /*quirks*/ADA_Q_4K 617 }, 618 { 619 /* 620 * OCZ Agility 3 SSDs 621 * 4k optimised & trim only works in 4k requests + 4k aligned 622 */ 623 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY3*", "*" }, 624 /*quirks*/ADA_Q_4K 625 }, 626 { 627 /* 628 * OCZ Deneva R Series SSDs 629 * 4k optimised & trim only works in 4k requests + 4k aligned 630 */ 631 { T_DIRECT, SIP_MEDIA_FIXED, "*", "DENRSTE251M45*", "*" }, 632 /*quirks*/ADA_Q_4K 633 }, 634 { 635 /* 636 * OCZ Vertex 2 SSDs (inc pro series) 637 * 4k optimised & trim only works in 4k requests + 4k aligned 638 */ 639 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ?VERTEX2*", "*" }, 640 /*quirks*/ADA_Q_4K 641 }, 642 { 643 /* 644 * OCZ Vertex 3 SSDs 645 * 4k optimised & trim only works in 4k requests + 4k aligned 646 */ 647 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX3*", "*" }, 648 /*quirks*/ADA_Q_4K 649 }, 650 { 651 /* 652 * OCZ Vertex 4 SSDs 653 * 4k optimised & trim only works in 4k requests + 4k aligned 654 */ 655 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX4*", "*" }, 656 /*quirks*/ADA_Q_4K 657 }, 658 { 659 /* 660 * Samsung 750 SSDs 661 * 4k optimised, NCQ TRIM seems to work 662 */ 663 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 750*", "*" }, 664 /*quirks*/ADA_Q_4K 665 }, 666 { 667 /* 668 * Samsung 830 Series SSDs 669 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 670 */ 671 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD 830 Series*", "*" }, 672 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 673 }, 674 { 675 /* 676 * Samsung 840 SSDs 677 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 678 */ 679 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 840*", "*" }, 680 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 681 }, 682 { 683 /* 684 * Samsung 845 SSDs 685 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 686 */ 687 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 845*", "*" }, 688 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 689 }, 690 { 691 /* 692 * Samsung 850 SSDs 693 * 4k optimised, NCQ TRIM broken (normal TRIM fine) 694 */ 695 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 850*", "*" }, 696 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 697 }, 698 { 699 /* 700 * Samsung SM863 Series SSDs (MZ7KM*) 701 * 4k optimised, NCQ believed to be working 702 */ 703 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7KM*", "*" }, 704 /*quirks*/ADA_Q_4K 705 }, 706 { 707 /* 708 * Samsung 843T Series SSDs (MZ7WD*) 709 * Samsung PM851 Series SSDs (MZ7TE*) 710 * Samsung PM853T Series SSDs (MZ7GE*) 711 * 4k optimised, NCQ believed to be broken since these are 712 * appear to be built with the same controllers as the 840/850. 713 */ 714 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7*", "*" }, 715 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 716 }, 717 { 718 /* 719 * Same as for SAMSUNG MZ7* but enable the quirks for SSD 720 * starting with MZ7* too 721 */ 722 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MZ7*", "*" }, 723 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 724 }, 725 { 726 /* 727 * Samsung PM851 Series SSDs Dell OEM 728 * device model "SAMSUNG SSD PM851 mSATA 256GB" 729 * 4k optimised, NCQ broken 730 */ 731 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD PM851*", "*" }, 732 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 733 }, 734 { 735 /* 736 * SuperTalent TeraDrive CT SSDs 737 * 4k optimised & trim only works in 4k requests + 4k aligned 738 */ 739 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FTM??CT25H*", "*" }, 740 /*quirks*/ADA_Q_4K 741 }, 742 { 743 /* 744 * XceedIOPS SATA SSDs 745 * 4k optimised 746 */ 747 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SG9XCS2D*", "*" }, 748 /*quirks*/ADA_Q_4K 749 }, 750 { 751 /* 752 * Samsung drive that doesn't support READ LOG EXT or 753 * READ LOG DMA EXT, despite reporting that it does in 754 * ATA identify data: 755 * SAMSUNG HD200HJ KF100-06 756 */ 757 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD200*", "*" }, 758 /*quirks*/ADA_Q_LOG_BROKEN 759 }, 760 { 761 /* 762 * Samsung drive that doesn't support READ LOG EXT or 763 * READ LOG DMA EXT, despite reporting that it does in 764 * ATA identify data: 765 * SAMSUNG HD501LJ CR100-10 766 */ 767 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD501*", "*" }, 768 /*quirks*/ADA_Q_LOG_BROKEN 769 }, 770 { 771 /* 772 * Seagate Lamarr 8TB Shingled Magnetic Recording (SMR) 773 * Drive Managed SATA hard drive. This drive doesn't report 774 * in firmware that it is a drive managed SMR drive. 775 */ 776 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST8000AS000[23]*", "*" }, 777 /*quirks*/ADA_Q_SMR_DM 778 }, 779 { 780 /* Default */ 781 { 782 T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 783 /*vendor*/"*", /*product*/"*", /*revision*/"*" 784 }, 785 /*quirks*/0 786 }, 787 }; 788 789 static disk_strategy_t adastrategy; 790 static dumper_t adadump; 791 static periph_init_t adainit; 792 static void adadiskgonecb(struct disk *dp); 793 static periph_oninv_t adaoninvalidate; 794 static periph_dtor_t adacleanup; 795 static void adaasync(void *callback_arg, u_int32_t code, 796 struct cam_path *path, void *arg); 797 static int adazonemodesysctl(SYSCTL_HANDLER_ARGS); 798 static int adazonesupsysctl(SYSCTL_HANDLER_ARGS); 799 static void adasysctlinit(void *context, int pending); 800 static int adagetattr(struct bio *bp); 801 static void adasetflags(struct ada_softc *softc, 802 struct ccb_getdev *cgd); 803 static periph_ctor_t adaregister; 804 static void ada_dsmtrim(struct ada_softc *softc, struct bio *bp, 805 struct ccb_ataio *ataio); 806 static void ada_cfaerase(struct ada_softc *softc, struct bio *bp, 807 struct ccb_ataio *ataio); 808 static int ada_zone_bio_to_ata(int disk_zone_cmd); 809 static int ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, 810 struct bio *bp, int *queue_ccb); 811 static periph_start_t adastart; 812 static void adaprobedone(struct cam_periph *periph, union ccb *ccb); 813 static void adazonedone(struct cam_periph *periph, union ccb *ccb); 814 static void adadone(struct cam_periph *periph, 815 union ccb *done_ccb); 816 static int adaerror(union ccb *ccb, u_int32_t cam_flags, 817 u_int32_t sense_flags); 818 static void adagetparams(struct cam_periph *periph, 819 struct ccb_getdev *cgd); 820 static timeout_t adasendorderedtag; 821 static void adashutdown(void *arg, int howto); 822 static void adasuspend(void *arg); 823 static void adaresume(void *arg); 824 825 #ifndef ADA_DEFAULT_TIMEOUT 826 #define ADA_DEFAULT_TIMEOUT 30 /* Timeout in seconds */ 827 #endif 828 829 #ifndef ADA_DEFAULT_RETRY 830 #define ADA_DEFAULT_RETRY 4 831 #endif 832 833 #ifndef ADA_DEFAULT_SEND_ORDERED 834 #define ADA_DEFAULT_SEND_ORDERED 1 835 #endif 836 837 #ifndef ADA_DEFAULT_SPINDOWN_SHUTDOWN 838 #define ADA_DEFAULT_SPINDOWN_SHUTDOWN 1 839 #endif 840 841 #ifndef ADA_DEFAULT_SPINDOWN_SUSPEND 842 #define ADA_DEFAULT_SPINDOWN_SUSPEND 1 843 #endif 844 845 #ifndef ADA_DEFAULT_READ_AHEAD 846 #define ADA_DEFAULT_READ_AHEAD 1 847 #endif 848 849 #ifndef ADA_DEFAULT_WRITE_CACHE 850 #define ADA_DEFAULT_WRITE_CACHE 1 851 #endif 852 853 #define ADA_RA (softc->read_ahead >= 0 ? \ 854 softc->read_ahead : ada_read_ahead) 855 #define ADA_WC (softc->write_cache >= 0 ? \ 856 softc->write_cache : ada_write_cache) 857 858 /* 859 * Most platforms map firmware geometry to actual, but some don't. If 860 * not overridden, default to nothing. 861 */ 862 #ifndef ata_disk_firmware_geom_adjust 863 #define ata_disk_firmware_geom_adjust(disk) 864 #endif 865 866 static int ada_retry_count = ADA_DEFAULT_RETRY; 867 static int ada_default_timeout = ADA_DEFAULT_TIMEOUT; 868 static int ada_send_ordered = ADA_DEFAULT_SEND_ORDERED; 869 static int ada_spindown_shutdown = ADA_DEFAULT_SPINDOWN_SHUTDOWN; 870 static int ada_spindown_suspend = ADA_DEFAULT_SPINDOWN_SUSPEND; 871 static int ada_read_ahead = ADA_DEFAULT_READ_AHEAD; 872 static int ada_write_cache = ADA_DEFAULT_WRITE_CACHE; 873 874 static SYSCTL_NODE(_kern_cam, OID_AUTO, ada, CTLFLAG_RD, 0, 875 "CAM Direct Access Disk driver"); 876 SYSCTL_INT(_kern_cam_ada, OID_AUTO, retry_count, CTLFLAG_RWTUN, 877 &ada_retry_count, 0, "Normal I/O retry count"); 878 SYSCTL_INT(_kern_cam_ada, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 879 &ada_default_timeout, 0, "Normal I/O timeout (in seconds)"); 880 SYSCTL_INT(_kern_cam_ada, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 881 &ada_send_ordered, 0, "Send Ordered Tags"); 882 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_shutdown, CTLFLAG_RWTUN, 883 &ada_spindown_shutdown, 0, "Spin down upon shutdown"); 884 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_suspend, CTLFLAG_RWTUN, 885 &ada_spindown_suspend, 0, "Spin down upon suspend"); 886 SYSCTL_INT(_kern_cam_ada, OID_AUTO, read_ahead, CTLFLAG_RWTUN, 887 &ada_read_ahead, 0, "Enable disk read-ahead"); 888 SYSCTL_INT(_kern_cam_ada, OID_AUTO, write_cache, CTLFLAG_RWTUN, 889 &ada_write_cache, 0, "Enable disk write cache"); 890 891 /* 892 * ADA_ORDEREDTAG_INTERVAL determines how often, relative 893 * to the default timeout, we check to see whether an ordered 894 * tagged transaction is appropriate to prevent simple tag 895 * starvation. Since we'd like to ensure that there is at least 896 * 1/2 of the timeout length left for a starved transaction to 897 * complete after we've sent an ordered tag, we must poll at least 898 * four times in every timeout period. This takes care of the worst 899 * case where a starved transaction starts during an interval that 900 * meets the requirement "don't send an ordered tag" test so it takes 901 * us two intervals to determine that a tag must be sent. 902 */ 903 #ifndef ADA_ORDEREDTAG_INTERVAL 904 #define ADA_ORDEREDTAG_INTERVAL 4 905 #endif 906 907 static struct periph_driver adadriver = 908 { 909 adainit, "ada", 910 TAILQ_HEAD_INITIALIZER(adadriver.units), /* generation */ 0 911 }; 912 913 static int adadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 914 915 PERIPHDRIVER_DECLARE(ada, adadriver); 916 917 static MALLOC_DEFINE(M_ATADA, "ata_da", "ata_da buffers"); 918 919 static int 920 adaopen(struct disk *dp) 921 { 922 struct cam_periph *periph; 923 struct ada_softc *softc; 924 int error; 925 926 periph = (struct cam_periph *)dp->d_drv1; 927 if (cam_periph_acquire(periph) != 0) { 928 return(ENXIO); 929 } 930 931 cam_periph_lock(periph); 932 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 933 cam_periph_unlock(periph); 934 cam_periph_release(periph); 935 return (error); 936 } 937 938 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 939 ("adaopen\n")); 940 941 softc = (struct ada_softc *)periph->softc; 942 softc->flags |= ADA_FLAG_OPEN; 943 944 cam_periph_unhold(periph); 945 cam_periph_unlock(periph); 946 return (0); 947 } 948 949 static int 950 adaclose(struct disk *dp) 951 { 952 struct cam_periph *periph; 953 struct ada_softc *softc; 954 union ccb *ccb; 955 int error; 956 957 periph = (struct cam_periph *)dp->d_drv1; 958 softc = (struct ada_softc *)periph->softc; 959 cam_periph_lock(periph); 960 961 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 962 ("adaclose\n")); 963 964 /* We only sync the cache if the drive is capable of it. */ 965 if ((softc->flags & ADA_FLAG_DIRTY) != 0 && 966 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) != 0 && 967 (periph->flags & CAM_PERIPH_INVALID) == 0 && 968 cam_periph_hold(periph, PRIBIO) == 0) { 969 970 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 971 cam_fill_ataio(&ccb->ataio, 972 1, 973 NULL, 974 CAM_DIR_NONE, 975 0, 976 NULL, 977 0, 978 ada_default_timeout*1000); 979 980 if (softc->flags & ADA_FLAG_CAN_48BIT) 981 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 982 else 983 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 984 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 985 /*sense_flags*/0, softc->disk->d_devstat); 986 987 if (error != 0) 988 xpt_print(periph->path, "Synchronize cache failed\n"); 989 softc->flags &= ~ADA_FLAG_DIRTY; 990 xpt_release_ccb(ccb); 991 cam_periph_unhold(periph); 992 } 993 994 softc->flags &= ~ADA_FLAG_OPEN; 995 996 while (softc->refcount != 0) 997 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "adaclose", 1); 998 cam_periph_unlock(periph); 999 cam_periph_release(periph); 1000 return (0); 1001 } 1002 1003 static void 1004 adaschedule(struct cam_periph *periph) 1005 { 1006 struct ada_softc *softc = (struct ada_softc *)periph->softc; 1007 1008 if (softc->state != ADA_STATE_NORMAL) 1009 return; 1010 1011 cam_iosched_schedule(softc->cam_iosched, periph); 1012 } 1013 1014 /* 1015 * Actually translate the requested transfer into one the physical driver 1016 * can understand. The transfer is described by a buf and will include 1017 * only one physical transfer. 1018 */ 1019 static void 1020 adastrategy(struct bio *bp) 1021 { 1022 struct cam_periph *periph; 1023 struct ada_softc *softc; 1024 1025 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1026 softc = (struct ada_softc *)periph->softc; 1027 1028 cam_periph_lock(periph); 1029 1030 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastrategy(%p)\n", bp)); 1031 1032 /* 1033 * If the device has been made invalid, error out 1034 */ 1035 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1036 cam_periph_unlock(periph); 1037 biofinish(bp, NULL, ENXIO); 1038 return; 1039 } 1040 1041 /* 1042 * Zone commands must be ordered, because they can depend on the 1043 * effects of previously issued commands, and they may affect 1044 * commands after them. 1045 */ 1046 if (bp->bio_cmd == BIO_ZONE) 1047 bp->bio_flags |= BIO_ORDERED; 1048 1049 /* 1050 * Place it in the queue of disk activities for this disk 1051 */ 1052 cam_iosched_queue_work(softc->cam_iosched, bp); 1053 1054 /* 1055 * Schedule ourselves for performing the work. 1056 */ 1057 adaschedule(periph); 1058 cam_periph_unlock(periph); 1059 1060 return; 1061 } 1062 1063 static int 1064 adadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1065 { 1066 struct cam_periph *periph; 1067 struct ada_softc *softc; 1068 u_int secsize; 1069 struct ccb_ataio ataio; 1070 struct disk *dp; 1071 uint64_t lba; 1072 uint16_t count; 1073 int error = 0; 1074 1075 dp = arg; 1076 periph = dp->d_drv1; 1077 softc = (struct ada_softc *)periph->softc; 1078 secsize = softc->params.secsize; 1079 lba = offset / secsize; 1080 count = length / secsize; 1081 if ((periph->flags & CAM_PERIPH_INVALID) != 0) 1082 return (ENXIO); 1083 1084 memset(&ataio, 0, sizeof(ataio)); 1085 if (length > 0) { 1086 xpt_setup_ccb(&ataio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1087 ataio.ccb_h.ccb_state = ADA_CCB_DUMP; 1088 cam_fill_ataio(&ataio, 1089 0, 1090 NULL, 1091 CAM_DIR_OUT, 1092 0, 1093 (u_int8_t *) virtual, 1094 length, 1095 ada_default_timeout*1000); 1096 if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1097 (lba + count >= ATA_MAX_28BIT_LBA || 1098 count >= 256)) { 1099 ata_48bit_cmd(&ataio, ATA_WRITE_DMA48, 1100 0, lba, count); 1101 } else { 1102 ata_28bit_cmd(&ataio, ATA_WRITE_DMA, 1103 0, lba, count); 1104 } 1105 error = cam_periph_runccb((union ccb *)&ataio, adaerror, 1106 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1107 if (error != 0) 1108 printf("Aborting dump due to I/O error.\n"); 1109 1110 return (error); 1111 } 1112 1113 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 1114 xpt_setup_ccb(&ataio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1115 1116 /* 1117 * Tell the drive to flush its internal cache. if we 1118 * can't flush in 5s we have big problems. No need to 1119 * wait the default 60s to detect problems. 1120 */ 1121 ataio.ccb_h.ccb_state = ADA_CCB_DUMP; 1122 cam_fill_ataio(&ataio, 1123 0, 1124 NULL, 1125 CAM_DIR_NONE, 1126 0, 1127 NULL, 1128 0, 1129 5*1000); 1130 1131 if (softc->flags & ADA_FLAG_CAN_48BIT) 1132 ata_48bit_cmd(&ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1133 else 1134 ata_28bit_cmd(&ataio, ATA_FLUSHCACHE, 0, 0, 0); 1135 error = cam_periph_runccb((union ccb *)&ataio, adaerror, 1136 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1137 if (error != 0) 1138 xpt_print(periph->path, "Synchronize cache failed\n"); 1139 } 1140 return (error); 1141 } 1142 1143 static void 1144 adainit(void) 1145 { 1146 cam_status status; 1147 1148 /* 1149 * Install a global async callback. This callback will 1150 * receive async callbacks like "new device found". 1151 */ 1152 status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 1153 1154 if (status != CAM_REQ_CMP) { 1155 printf("ada: Failed to attach master async callback " 1156 "due to status 0x%x!\n", status); 1157 } else if (ada_send_ordered) { 1158 1159 /* Register our event handlers */ 1160 if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 1161 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1162 printf("adainit: power event registration failed!\n"); 1163 if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 1164 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1165 printf("adainit: power event registration failed!\n"); 1166 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 1167 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1168 printf("adainit: shutdown event registration failed!\n"); 1169 } 1170 } 1171 1172 /* 1173 * Callback from GEOM, called when it has finished cleaning up its 1174 * resources. 1175 */ 1176 static void 1177 adadiskgonecb(struct disk *dp) 1178 { 1179 struct cam_periph *periph; 1180 1181 periph = (struct cam_periph *)dp->d_drv1; 1182 1183 cam_periph_release(periph); 1184 } 1185 1186 static void 1187 adaoninvalidate(struct cam_periph *periph) 1188 { 1189 struct ada_softc *softc; 1190 1191 softc = (struct ada_softc *)periph->softc; 1192 1193 /* 1194 * De-register any async callbacks. 1195 */ 1196 xpt_register_async(0, adaasync, periph, periph->path); 1197 #ifdef CAM_IO_STATS 1198 softc->invalidations++; 1199 #endif 1200 1201 /* 1202 * Return all queued I/O with ENXIO. 1203 * XXX Handle any transactions queued to the card 1204 * with XPT_ABORT_CCB. 1205 */ 1206 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO); 1207 1208 disk_gone(softc->disk); 1209 } 1210 1211 static void 1212 adacleanup(struct cam_periph *periph) 1213 { 1214 struct ada_softc *softc; 1215 1216 softc = (struct ada_softc *)periph->softc; 1217 1218 cam_periph_unlock(periph); 1219 1220 cam_iosched_fini(softc->cam_iosched); 1221 1222 /* 1223 * If we can't free the sysctl tree, oh well... 1224 */ 1225 if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0) { 1226 #ifdef CAM_IO_STATS 1227 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0) 1228 xpt_print(periph->path, 1229 "can't remove sysctl stats context\n"); 1230 #endif 1231 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0) 1232 xpt_print(periph->path, 1233 "can't remove sysctl context\n"); 1234 } 1235 1236 disk_destroy(softc->disk); 1237 callout_drain(&softc->sendordered_c); 1238 free(softc, M_DEVBUF); 1239 cam_periph_lock(periph); 1240 } 1241 1242 static void 1243 adasetdeletemethod(struct ada_softc *softc) 1244 { 1245 1246 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1247 softc->delete_method = ADA_DELETE_NCQ_DSM_TRIM; 1248 else if (softc->flags & ADA_FLAG_CAN_TRIM) 1249 softc->delete_method = ADA_DELETE_DSM_TRIM; 1250 else if ((softc->flags & ADA_FLAG_CAN_CFA) && !(softc->flags & ADA_FLAG_CAN_48BIT)) 1251 softc->delete_method = ADA_DELETE_CFA_ERASE; 1252 else 1253 softc->delete_method = ADA_DELETE_NONE; 1254 } 1255 1256 static void 1257 adaasync(void *callback_arg, u_int32_t code, 1258 struct cam_path *path, void *arg) 1259 { 1260 struct ccb_getdev cgd; 1261 struct cam_periph *periph; 1262 struct ada_softc *softc; 1263 1264 periph = (struct cam_periph *)callback_arg; 1265 switch (code) { 1266 case AC_FOUND_DEVICE: 1267 { 1268 struct ccb_getdev *cgd; 1269 cam_status status; 1270 1271 cgd = (struct ccb_getdev *)arg; 1272 if (cgd == NULL) 1273 break; 1274 1275 if (cgd->protocol != PROTO_ATA) 1276 break; 1277 1278 /* 1279 * Allocate a peripheral instance for 1280 * this device and start the probe 1281 * process. 1282 */ 1283 status = cam_periph_alloc(adaregister, adaoninvalidate, 1284 adacleanup, adastart, 1285 "ada", CAM_PERIPH_BIO, 1286 path, adaasync, 1287 AC_FOUND_DEVICE, cgd); 1288 1289 if (status != CAM_REQ_CMP 1290 && status != CAM_REQ_INPROG) 1291 printf("adaasync: Unable to attach to new device " 1292 "due to status 0x%x\n", status); 1293 break; 1294 } 1295 case AC_GETDEV_CHANGED: 1296 { 1297 softc = (struct ada_softc *)periph->softc; 1298 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1299 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1300 xpt_action((union ccb *)&cgd); 1301 1302 /* 1303 * Set/clear support flags based on the new Identify data. 1304 */ 1305 adasetflags(softc, &cgd); 1306 1307 cam_periph_async(periph, code, path, arg); 1308 break; 1309 } 1310 case AC_ADVINFO_CHANGED: 1311 { 1312 uintptr_t buftype; 1313 1314 buftype = (uintptr_t)arg; 1315 if (buftype == CDAI_TYPE_PHYS_PATH) { 1316 struct ada_softc *softc; 1317 1318 softc = periph->softc; 1319 disk_attr_changed(softc->disk, "GEOM::physpath", 1320 M_NOWAIT); 1321 } 1322 break; 1323 } 1324 case AC_SENT_BDR: 1325 case AC_BUS_RESET: 1326 { 1327 softc = (struct ada_softc *)periph->softc; 1328 cam_periph_async(periph, code, path, arg); 1329 if (softc->state != ADA_STATE_NORMAL) 1330 break; 1331 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1332 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1333 xpt_action((union ccb *)&cgd); 1334 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1335 softc->state = ADA_STATE_RAHEAD; 1336 else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) 1337 softc->state = ADA_STATE_WCACHE; 1338 else if ((softc->flags & ADA_FLAG_CAN_LOG) 1339 && (softc->zone_mode != ADA_ZONE_NONE)) 1340 softc->state = ADA_STATE_LOGDIR; 1341 else 1342 break; 1343 if (cam_periph_acquire(periph) != 0) 1344 softc->state = ADA_STATE_NORMAL; 1345 else 1346 xpt_schedule(periph, CAM_PRIORITY_DEV); 1347 } 1348 default: 1349 cam_periph_async(periph, code, path, arg); 1350 break; 1351 } 1352 } 1353 1354 static int 1355 adazonemodesysctl(SYSCTL_HANDLER_ARGS) 1356 { 1357 char tmpbuf[40]; 1358 struct ada_softc *softc; 1359 int error; 1360 1361 softc = (struct ada_softc *)arg1; 1362 1363 switch (softc->zone_mode) { 1364 case ADA_ZONE_DRIVE_MANAGED: 1365 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed"); 1366 break; 1367 case ADA_ZONE_HOST_AWARE: 1368 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware"); 1369 break; 1370 case ADA_ZONE_HOST_MANAGED: 1371 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed"); 1372 break; 1373 case ADA_ZONE_NONE: 1374 default: 1375 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned"); 1376 break; 1377 } 1378 1379 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req); 1380 1381 return (error); 1382 } 1383 1384 static int 1385 adazonesupsysctl(SYSCTL_HANDLER_ARGS) 1386 { 1387 char tmpbuf[180]; 1388 struct ada_softc *softc; 1389 struct sbuf sb; 1390 int error, first; 1391 unsigned int i; 1392 1393 softc = (struct ada_softc *)arg1; 1394 1395 error = 0; 1396 first = 1; 1397 sbuf_new(&sb, tmpbuf, sizeof(tmpbuf), 0); 1398 1399 for (i = 0; i < sizeof(ada_zone_desc_table) / 1400 sizeof(ada_zone_desc_table[0]); i++) { 1401 if (softc->zone_flags & ada_zone_desc_table[i].value) { 1402 if (first == 0) 1403 sbuf_printf(&sb, ", "); 1404 else 1405 first = 0; 1406 sbuf_cat(&sb, ada_zone_desc_table[i].desc); 1407 } 1408 } 1409 1410 if (first == 1) 1411 sbuf_printf(&sb, "None"); 1412 1413 sbuf_finish(&sb); 1414 1415 error = sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req); 1416 1417 return (error); 1418 } 1419 1420 1421 static void 1422 adasysctlinit(void *context, int pending) 1423 { 1424 struct cam_periph *periph; 1425 struct ada_softc *softc; 1426 char tmpstr[32], tmpstr2[16]; 1427 1428 periph = (struct cam_periph *)context; 1429 1430 /* periph was held for us when this task was enqueued */ 1431 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1432 cam_periph_release(periph); 1433 return; 1434 } 1435 1436 softc = (struct ada_softc *)periph->softc; 1437 snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d",periph->unit_number); 1438 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1439 1440 sysctl_ctx_init(&softc->sysctl_ctx); 1441 softc->flags |= ADA_FLAG_SCTX_INIT; 1442 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx, 1443 SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1444 CTLFLAG_RD, 0, tmpstr, "device_index"); 1445 if (softc->sysctl_tree == NULL) { 1446 printf("adasysctlinit: unable to allocate sysctl tree\n"); 1447 cam_periph_release(periph); 1448 return; 1449 } 1450 1451 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1452 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RW, 1453 softc, 0, adadeletemethodsysctl, "A", 1454 "BIO_DELETE execution method"); 1455 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1456 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1457 "trim_count", CTLFLAG_RD, &softc->trim_count, 1458 "Total number of dsm commands sent"); 1459 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1460 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1461 "trim_ranges", CTLFLAG_RD, &softc->trim_ranges, 1462 "Total number of ranges in dsm commands"); 1463 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1464 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1465 "trim_lbas", CTLFLAG_RD, &softc->trim_lbas, 1466 "Total lbas in the dsm commands sent"); 1467 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1468 OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1469 &softc->read_ahead, 0, "Enable disk read ahead."); 1470 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1471 OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1472 &softc->write_cache, 0, "Enable disk write cache."); 1473 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1474 OID_AUTO, "unmapped_io", CTLFLAG_RD | CTLFLAG_MPSAFE, 1475 &softc->unmappedio, 0, "Unmapped I/O leaf"); 1476 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1477 OID_AUTO, "rotating", CTLFLAG_RD | CTLFLAG_MPSAFE, 1478 &softc->rotating, 0, "Rotating media"); 1479 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1480 OID_AUTO, "zone_mode", CTLTYPE_STRING | CTLFLAG_RD, 1481 softc, 0, adazonemodesysctl, "A", 1482 "Zone Mode"); 1483 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1484 OID_AUTO, "zone_support", CTLTYPE_STRING | CTLFLAG_RD, 1485 softc, 0, adazonesupsysctl, "A", 1486 "Zone Support"); 1487 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1488 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1489 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones, 1490 "Optimal Number of Open Sequential Write Preferred Zones"); 1491 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1492 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1493 "optimal_nonseq_zones", CTLFLAG_RD, 1494 &softc->optimal_nonseq_zones, 1495 "Optimal Number of Non-Sequentially Written Sequential Write " 1496 "Preferred Zones"); 1497 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1498 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1499 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones, 1500 "Maximum Number of Open Sequential Write Required Zones"); 1501 1502 #ifdef CAM_TEST_FAILURE 1503 /* 1504 * Add a 'door bell' sysctl which allows one to set it from userland 1505 * and cause something bad to happen. For the moment, we only allow 1506 * whacking the next read or write. 1507 */ 1508 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1509 OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1510 &softc->force_read_error, 0, 1511 "Force a read error for the next N reads."); 1512 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1513 OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1514 &softc->force_write_error, 0, 1515 "Force a write error for the next N writes."); 1516 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1517 OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1518 &softc->periodic_read_error, 0, 1519 "Force a read error every N reads (don't set too low)."); 1520 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1521 OID_AUTO, "invalidate", CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE, 1522 periph, 0, cam_periph_invalidate_sysctl, "I", 1523 "Write 1 to invalidate the drive immediately"); 1524 #endif 1525 1526 #ifdef CAM_IO_STATS 1527 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx, 1528 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats", 1529 CTLFLAG_RD, 0, "Statistics"); 1530 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1531 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1532 OID_AUTO, "timeouts", CTLFLAG_RD | CTLFLAG_MPSAFE, 1533 &softc->timeouts, 0, 1534 "Device timeouts reported by the SIM"); 1535 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1536 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1537 OID_AUTO, "errors", CTLFLAG_RD | CTLFLAG_MPSAFE, 1538 &softc->errors, 0, 1539 "Transport errors reported by the SIM."); 1540 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1541 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1542 OID_AUTO, "pack_invalidations", CTLFLAG_RD | CTLFLAG_MPSAFE, 1543 &softc->invalidations, 0, 1544 "Device pack invalidations."); 1545 #endif 1546 1547 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx, 1548 softc->sysctl_tree); 1549 1550 cam_periph_release(periph); 1551 } 1552 1553 static int 1554 adagetattr(struct bio *bp) 1555 { 1556 int ret; 1557 struct cam_periph *periph; 1558 1559 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1560 cam_periph_lock(periph); 1561 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1562 periph->path); 1563 cam_periph_unlock(periph); 1564 if (ret == 0) 1565 bp->bio_completed = bp->bio_length; 1566 return ret; 1567 } 1568 1569 static int 1570 adadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 1571 { 1572 char buf[16]; 1573 const char *p; 1574 struct ada_softc *softc; 1575 int i, error, value, methods; 1576 1577 softc = (struct ada_softc *)arg1; 1578 1579 value = softc->delete_method; 1580 if (value < 0 || value > ADA_DELETE_MAX) 1581 p = "UNKNOWN"; 1582 else 1583 p = ada_delete_method_names[value]; 1584 strncpy(buf, p, sizeof(buf)); 1585 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 1586 if (error != 0 || req->newptr == NULL) 1587 return (error); 1588 methods = 1 << ADA_DELETE_DISABLE; 1589 if ((softc->flags & ADA_FLAG_CAN_CFA) && 1590 !(softc->flags & ADA_FLAG_CAN_48BIT)) 1591 methods |= 1 << ADA_DELETE_CFA_ERASE; 1592 if (softc->flags & ADA_FLAG_CAN_TRIM) 1593 methods |= 1 << ADA_DELETE_DSM_TRIM; 1594 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1595 methods |= 1 << ADA_DELETE_NCQ_DSM_TRIM; 1596 for (i = 0; i <= ADA_DELETE_MAX; i++) { 1597 if (!(methods & (1 << i)) || 1598 strcmp(buf, ada_delete_method_names[i]) != 0) 1599 continue; 1600 softc->delete_method = i; 1601 return (0); 1602 } 1603 return (EINVAL); 1604 } 1605 1606 static void 1607 adasetflags(struct ada_softc *softc, struct ccb_getdev *cgd) 1608 { 1609 if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1610 (cgd->inq_flags & SID_DMA)) 1611 softc->flags |= ADA_FLAG_CAN_DMA; 1612 else 1613 softc->flags &= ~ADA_FLAG_CAN_DMA; 1614 1615 if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1616 softc->flags |= ADA_FLAG_CAN_48BIT; 1617 if (cgd->inq_flags & SID_DMA48) 1618 softc->flags |= ADA_FLAG_CAN_DMA48; 1619 else 1620 softc->flags &= ~ADA_FLAG_CAN_DMA48; 1621 } else 1622 softc->flags &= ~(ADA_FLAG_CAN_48BIT | ADA_FLAG_CAN_DMA48); 1623 1624 if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1625 softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1626 else 1627 softc->flags &= ~ADA_FLAG_CAN_FLUSHCACHE; 1628 1629 if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1630 softc->flags |= ADA_FLAG_CAN_POWERMGT; 1631 else 1632 softc->flags &= ~ADA_FLAG_CAN_POWERMGT; 1633 1634 if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1635 (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1636 softc->flags |= ADA_FLAG_CAN_NCQ; 1637 else 1638 softc->flags &= ~ADA_FLAG_CAN_NCQ; 1639 1640 if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1641 (cgd->inq_flags & SID_DMA)) { 1642 softc->flags |= ADA_FLAG_CAN_TRIM; 1643 softc->trim_max_ranges = TRIM_MAX_RANGES; 1644 if (cgd->ident_data.max_dsm_blocks != 0) { 1645 softc->trim_max_ranges = 1646 min(cgd->ident_data.max_dsm_blocks * 1647 ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1648 } 1649 /* 1650 * If we can do RCVSND_FPDMA_QUEUED commands, we may be able 1651 * to do NCQ trims, if we support trims at all. We also need 1652 * support from the SIM to do things properly. Perhaps we 1653 * should look at log 13 dword 0 bit 0 and dword 1 bit 0 are 1654 * set too... 1655 */ 1656 if ((softc->quirks & ADA_Q_NCQ_TRIM_BROKEN) == 0 && 1657 (softc->flags & ADA_FLAG_PIM_ATA_EXT) != 0 && 1658 (cgd->ident_data.satacapabilities2 & 1659 ATA_SUPPORT_RCVSND_FPDMA_QUEUED) != 0 && 1660 (softc->flags & ADA_FLAG_CAN_TRIM) != 0) 1661 softc->flags |= ADA_FLAG_CAN_NCQ_TRIM; 1662 else 1663 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 1664 } else 1665 softc->flags &= ~(ADA_FLAG_CAN_TRIM | ADA_FLAG_CAN_NCQ_TRIM); 1666 1667 if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1668 softc->flags |= ADA_FLAG_CAN_CFA; 1669 else 1670 softc->flags &= ~ADA_FLAG_CAN_CFA; 1671 1672 /* 1673 * Now that we've set the appropriate flags, setup the delete 1674 * method. 1675 */ 1676 adasetdeletemethod(softc); 1677 1678 if ((cgd->ident_data.support.extension & ATA_SUPPORT_GENLOG) 1679 && ((softc->quirks & ADA_Q_LOG_BROKEN) == 0)) 1680 softc->flags |= ADA_FLAG_CAN_LOG; 1681 else 1682 softc->flags &= ~ADA_FLAG_CAN_LOG; 1683 1684 if ((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1685 ATA_SUPPORT_ZONE_HOST_AWARE) 1686 softc->zone_mode = ADA_ZONE_HOST_AWARE; 1687 else if (((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1688 ATA_SUPPORT_ZONE_DEV_MANAGED) 1689 || (softc->quirks & ADA_Q_SMR_DM)) 1690 softc->zone_mode = ADA_ZONE_DRIVE_MANAGED; 1691 else 1692 softc->zone_mode = ADA_ZONE_NONE; 1693 1694 if (cgd->ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1695 softc->flags |= ADA_FLAG_CAN_RAHEAD; 1696 else 1697 softc->flags &= ~ADA_FLAG_CAN_RAHEAD; 1698 1699 if (cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1700 softc->flags |= ADA_FLAG_CAN_WCACHE; 1701 else 1702 softc->flags &= ~ADA_FLAG_CAN_WCACHE; 1703 } 1704 1705 static cam_status 1706 adaregister(struct cam_periph *periph, void *arg) 1707 { 1708 struct ada_softc *softc; 1709 struct ccb_pathinq cpi; 1710 struct ccb_getdev *cgd; 1711 struct disk_params *dp; 1712 struct sbuf sb; 1713 char *announce_buf; 1714 caddr_t match; 1715 u_int maxio; 1716 int quirks; 1717 1718 cgd = (struct ccb_getdev *)arg; 1719 if (cgd == NULL) { 1720 printf("adaregister: no getdev CCB, can't register device\n"); 1721 return(CAM_REQ_CMP_ERR); 1722 } 1723 1724 softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1725 M_NOWAIT|M_ZERO); 1726 1727 if (softc == NULL) { 1728 printf("adaregister: Unable to probe new device. " 1729 "Unable to allocate softc\n"); 1730 return(CAM_REQ_CMP_ERR); 1731 } 1732 1733 announce_buf = softc->announce_temp; 1734 bzero(announce_buf, ADA_ANNOUNCETMP_SZ); 1735 1736 if (cam_iosched_init(&softc->cam_iosched, periph) != 0) { 1737 printf("adaregister: Unable to probe new device. " 1738 "Unable to allocate iosched memory\n"); 1739 free(softc, M_DEVBUF); 1740 return(CAM_REQ_CMP_ERR); 1741 } 1742 1743 periph->softc = softc; 1744 1745 /* 1746 * See if this device has any quirks. 1747 */ 1748 match = cam_quirkmatch((caddr_t)&cgd->ident_data, 1749 (caddr_t)ada_quirk_table, 1750 nitems(ada_quirk_table), 1751 sizeof(*ada_quirk_table), ata_identify_match); 1752 if (match != NULL) 1753 softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 1754 else 1755 softc->quirks = ADA_Q_NONE; 1756 1757 xpt_path_inq(&cpi, periph->path); 1758 1759 TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 1760 1761 /* 1762 * Register this media as a disk 1763 */ 1764 (void)cam_periph_hold(periph, PRIBIO); 1765 cam_periph_unlock(periph); 1766 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1767 "kern.cam.ada.%d.quirks", periph->unit_number); 1768 quirks = softc->quirks; 1769 TUNABLE_INT_FETCH(announce_buf, &quirks); 1770 softc->quirks = quirks; 1771 softc->read_ahead = -1; 1772 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1773 "kern.cam.ada.%d.read_ahead", periph->unit_number); 1774 TUNABLE_INT_FETCH(announce_buf, &softc->read_ahead); 1775 softc->write_cache = -1; 1776 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1777 "kern.cam.ada.%d.write_cache", periph->unit_number); 1778 TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 1779 1780 /* 1781 * Set support flags based on the Identify data and quirks. 1782 */ 1783 adasetflags(softc, cgd); 1784 1785 /* Disable queue sorting for non-rotational media by default. */ 1786 if (cgd->ident_data.media_rotation_rate == ATA_RATE_NON_ROTATING) { 1787 softc->rotating = 0; 1788 } else { 1789 softc->rotating = 1; 1790 } 1791 cam_iosched_set_sort_queue(softc->cam_iosched, softc->rotating ? -1 : 0); 1792 adagetparams(periph, cgd); 1793 softc->disk = disk_alloc(); 1794 softc->disk->d_rotation_rate = cgd->ident_data.media_rotation_rate; 1795 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 1796 periph->unit_number, softc->params.secsize, 1797 DEVSTAT_ALL_SUPPORTED, 1798 DEVSTAT_TYPE_DIRECT | 1799 XPORT_DEVSTAT_TYPE(cpi.transport), 1800 DEVSTAT_PRIORITY_DISK); 1801 softc->disk->d_open = adaopen; 1802 softc->disk->d_close = adaclose; 1803 softc->disk->d_strategy = adastrategy; 1804 softc->disk->d_getattr = adagetattr; 1805 softc->disk->d_dump = adadump; 1806 softc->disk->d_gone = adadiskgonecb; 1807 softc->disk->d_name = "ada"; 1808 softc->disk->d_drv1 = periph; 1809 maxio = cpi.maxio; /* Honor max I/O size of SIM */ 1810 if (maxio == 0) 1811 maxio = DFLTPHYS; /* traditional default */ 1812 else if (maxio > MAXPHYS) 1813 maxio = MAXPHYS; /* for safety */ 1814 if (softc->flags & ADA_FLAG_CAN_48BIT) 1815 maxio = min(maxio, 65536 * softc->params.secsize); 1816 else /* 28bit ATA command limit */ 1817 maxio = min(maxio, 256 * softc->params.secsize); 1818 softc->disk->d_maxsize = maxio; 1819 softc->disk->d_unit = periph->unit_number; 1820 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE; 1821 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) 1822 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 1823 /* Device lies about TRIM capability. */ 1824 if ((softc->quirks & ADA_Q_NO_TRIM) && 1825 (softc->flags & ADA_FLAG_CAN_TRIM)) 1826 softc->flags &= ~ADA_FLAG_CAN_TRIM; 1827 if (softc->flags & ADA_FLAG_CAN_TRIM) { 1828 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1829 softc->disk->d_delmaxsize = softc->params.secsize * 1830 ATA_DSM_RANGE_MAX * 1831 softc->trim_max_ranges; 1832 } else if ((softc->flags & ADA_FLAG_CAN_CFA) && 1833 !(softc->flags & ADA_FLAG_CAN_48BIT)) { 1834 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1835 softc->disk->d_delmaxsize = 256 * softc->params.secsize; 1836 } else 1837 softc->disk->d_delmaxsize = maxio; 1838 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) { 1839 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO; 1840 softc->unmappedio = 1; 1841 } 1842 if (cpi.hba_misc & PIM_ATA_EXT) 1843 softc->flags |= ADA_FLAG_PIM_ATA_EXT; 1844 strlcpy(softc->disk->d_descr, cgd->ident_data.model, 1845 MIN(sizeof(softc->disk->d_descr), sizeof(cgd->ident_data.model))); 1846 strlcpy(softc->disk->d_ident, cgd->ident_data.serial, 1847 MIN(sizeof(softc->disk->d_ident), sizeof(cgd->ident_data.serial))); 1848 softc->disk->d_hba_vendor = cpi.hba_vendor; 1849 softc->disk->d_hba_device = cpi.hba_device; 1850 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 1851 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 1852 1853 softc->disk->d_sectorsize = softc->params.secsize; 1854 softc->disk->d_mediasize = (off_t)softc->params.sectors * 1855 softc->params.secsize; 1856 if (ata_physical_sector_size(&cgd->ident_data) != 1857 softc->params.secsize) { 1858 softc->disk->d_stripesize = 1859 ata_physical_sector_size(&cgd->ident_data); 1860 softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 1861 ata_logical_sector_offset(&cgd->ident_data)) % 1862 softc->disk->d_stripesize; 1863 } else if (softc->quirks & ADA_Q_4K) { 1864 softc->disk->d_stripesize = 4096; 1865 softc->disk->d_stripeoffset = 0; 1866 } 1867 softc->disk->d_fwsectors = softc->params.secs_per_track; 1868 softc->disk->d_fwheads = softc->params.heads; 1869 ata_disk_firmware_geom_adjust(softc->disk); 1870 1871 /* 1872 * Acquire a reference to the periph before we register with GEOM. 1873 * We'll release this reference once GEOM calls us back (via 1874 * adadiskgonecb()) telling us that our provider has been freed. 1875 */ 1876 if (cam_periph_acquire(periph) != 0) { 1877 xpt_print(periph->path, "%s: lost periph during " 1878 "registration!\n", __func__); 1879 cam_periph_lock(periph); 1880 return (CAM_REQ_CMP_ERR); 1881 } 1882 disk_create(softc->disk, DISK_VERSION); 1883 cam_periph_lock(periph); 1884 1885 dp = &softc->params; 1886 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1887 "%juMB (%ju %u byte sectors)", 1888 ((uintmax_t)dp->secsize * dp->sectors) / (1024 * 1024), 1889 (uintmax_t)dp->sectors, dp->secsize); 1890 1891 sbuf_new(&sb, softc->announce_buffer, ADA_ANNOUNCE_SZ, SBUF_FIXEDLEN); 1892 xpt_announce_periph_sbuf(periph, &sb, announce_buf); 1893 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks, ADA_Q_BIT_STRING); 1894 sbuf_finish(&sb); 1895 sbuf_putbuf(&sb); 1896 1897 /* 1898 * Create our sysctl variables, now that we know 1899 * we have successfully attached. 1900 */ 1901 if (cam_periph_acquire(periph) == 0) 1902 taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1903 1904 /* 1905 * Add async callbacks for bus reset and 1906 * bus device reset calls. I don't bother 1907 * checking if this fails as, in most cases, 1908 * the system will function just fine without 1909 * them and the only alternative would be to 1910 * not attach the device on failure. 1911 */ 1912 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 1913 AC_GETDEV_CHANGED | AC_ADVINFO_CHANGED, 1914 adaasync, periph, periph->path); 1915 1916 /* 1917 * Schedule a periodic event to occasionally send an 1918 * ordered tag to a device. 1919 */ 1920 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 1921 callout_reset(&softc->sendordered_c, 1922 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1923 adasendorderedtag, softc); 1924 1925 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) { 1926 softc->state = ADA_STATE_RAHEAD; 1927 } else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) { 1928 softc->state = ADA_STATE_WCACHE; 1929 } else if ((softc->flags & ADA_FLAG_CAN_LOG) 1930 && (softc->zone_mode != ADA_ZONE_NONE)) { 1931 softc->state = ADA_STATE_LOGDIR; 1932 } else { 1933 /* 1934 * Nothing to probe, so we can just transition to the 1935 * normal state. 1936 */ 1937 adaprobedone(periph, NULL); 1938 return(CAM_REQ_CMP); 1939 } 1940 1941 xpt_schedule(periph, CAM_PRIORITY_DEV); 1942 1943 return(CAM_REQ_CMP); 1944 } 1945 1946 static int 1947 ada_dsmtrim_req_create(struct ada_softc *softc, struct bio *bp, struct trim_request *req) 1948 { 1949 uint64_t lastlba = (uint64_t)-1, lbas = 0; 1950 int c, lastcount = 0, off, ranges = 0; 1951 1952 bzero(req, sizeof(*req)); 1953 TAILQ_INIT(&req->bps); 1954 do { 1955 uint64_t lba = bp->bio_pblkno; 1956 int count = bp->bio_bcount / softc->params.secsize; 1957 1958 /* Try to extend the previous range. */ 1959 if (lba == lastlba) { 1960 c = min(count, ATA_DSM_RANGE_MAX - lastcount); 1961 lastcount += c; 1962 off = (ranges - 1) * ATA_DSM_RANGE_SIZE; 1963 req->data[off + 6] = lastcount & 0xff; 1964 req->data[off + 7] = 1965 (lastcount >> 8) & 0xff; 1966 count -= c; 1967 lba += c; 1968 lbas += c; 1969 } 1970 1971 while (count > 0) { 1972 c = min(count, ATA_DSM_RANGE_MAX); 1973 off = ranges * ATA_DSM_RANGE_SIZE; 1974 req->data[off + 0] = lba & 0xff; 1975 req->data[off + 1] = (lba >> 8) & 0xff; 1976 req->data[off + 2] = (lba >> 16) & 0xff; 1977 req->data[off + 3] = (lba >> 24) & 0xff; 1978 req->data[off + 4] = (lba >> 32) & 0xff; 1979 req->data[off + 5] = (lba >> 40) & 0xff; 1980 req->data[off + 6] = c & 0xff; 1981 req->data[off + 7] = (c >> 8) & 0xff; 1982 lba += c; 1983 lbas += c; 1984 count -= c; 1985 lastcount = c; 1986 ranges++; 1987 /* 1988 * Its the caller's responsibility to ensure the 1989 * request will fit so we don't need to check for 1990 * overrun here 1991 */ 1992 } 1993 lastlba = lba; 1994 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 1995 1996 bp = cam_iosched_next_trim(softc->cam_iosched); 1997 if (bp == NULL) 1998 break; 1999 if (bp->bio_bcount / softc->params.secsize > 2000 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) { 2001 cam_iosched_put_back_trim(softc->cam_iosched, bp); 2002 break; 2003 } 2004 } while (1); 2005 softc->trim_count++; 2006 softc->trim_ranges += ranges; 2007 softc->trim_lbas += lbas; 2008 2009 return (ranges); 2010 } 2011 2012 static void 2013 ada_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2014 { 2015 struct trim_request *req = &softc->trim_req; 2016 int ranges; 2017 2018 ranges = ada_dsmtrim_req_create(softc, bp, req); 2019 cam_fill_ataio(ataio, 2020 ada_retry_count, 2021 adadone, 2022 CAM_DIR_OUT, 2023 0, 2024 req->data, 2025 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 2026 ada_default_timeout * 1000); 2027 ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 2028 ATA_DSM_TRIM, 0, howmany(ranges, ATA_DSM_BLK_RANGES)); 2029 } 2030 2031 static void 2032 ada_ncq_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2033 { 2034 struct trim_request *req = &softc->trim_req; 2035 int ranges; 2036 2037 ranges = ada_dsmtrim_req_create(softc, bp, req); 2038 cam_fill_ataio(ataio, 2039 ada_retry_count, 2040 adadone, 2041 CAM_DIR_OUT, 2042 0, 2043 req->data, 2044 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 2045 ada_default_timeout * 1000); 2046 ata_ncq_cmd(ataio, 2047 ATA_SEND_FPDMA_QUEUED, 2048 0, 2049 howmany(ranges, ATA_DSM_BLK_RANGES)); 2050 ataio->cmd.sector_count_exp = ATA_SFPDMA_DSM; 2051 ataio->ata_flags |= ATA_FLAG_AUX; 2052 ataio->aux = 1; 2053 } 2054 2055 static void 2056 ada_cfaerase(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2057 { 2058 struct trim_request *req = &softc->trim_req; 2059 uint64_t lba = bp->bio_pblkno; 2060 uint16_t count = bp->bio_bcount / softc->params.secsize; 2061 2062 bzero(req, sizeof(*req)); 2063 TAILQ_INIT(&req->bps); 2064 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 2065 2066 cam_fill_ataio(ataio, 2067 ada_retry_count, 2068 adadone, 2069 CAM_DIR_NONE, 2070 0, 2071 NULL, 2072 0, 2073 ada_default_timeout*1000); 2074 2075 if (count >= 256) 2076 count = 0; 2077 ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 2078 } 2079 2080 static int 2081 ada_zone_bio_to_ata(int disk_zone_cmd) 2082 { 2083 switch (disk_zone_cmd) { 2084 case DISK_ZONE_OPEN: 2085 return ATA_ZM_OPEN_ZONE; 2086 case DISK_ZONE_CLOSE: 2087 return ATA_ZM_CLOSE_ZONE; 2088 case DISK_ZONE_FINISH: 2089 return ATA_ZM_FINISH_ZONE; 2090 case DISK_ZONE_RWP: 2091 return ATA_ZM_RWP; 2092 } 2093 2094 return -1; 2095 } 2096 2097 static int 2098 ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp, 2099 int *queue_ccb) 2100 { 2101 struct ada_softc *softc; 2102 int error; 2103 2104 error = 0; 2105 2106 if (bp->bio_cmd != BIO_ZONE) { 2107 error = EINVAL; 2108 goto bailout; 2109 } 2110 2111 softc = periph->softc; 2112 2113 switch (bp->bio_zone.zone_cmd) { 2114 case DISK_ZONE_OPEN: 2115 case DISK_ZONE_CLOSE: 2116 case DISK_ZONE_FINISH: 2117 case DISK_ZONE_RWP: { 2118 int zone_flags; 2119 int zone_sa; 2120 uint64_t lba; 2121 2122 zone_sa = ada_zone_bio_to_ata(bp->bio_zone.zone_cmd); 2123 if (zone_sa == -1) { 2124 xpt_print(periph->path, "Cannot translate zone " 2125 "cmd %#x to ATA\n", bp->bio_zone.zone_cmd); 2126 error = EINVAL; 2127 goto bailout; 2128 } 2129 2130 zone_flags = 0; 2131 lba = bp->bio_zone.zone_params.rwp.id; 2132 2133 if (bp->bio_zone.zone_params.rwp.flags & 2134 DISK_ZONE_RWP_FLAG_ALL) 2135 zone_flags |= ZBC_OUT_ALL; 2136 2137 ata_zac_mgmt_out(&ccb->ataio, 2138 /*retries*/ ada_retry_count, 2139 /*cbfcnp*/ adadone, 2140 /*use_ncq*/ (softc->flags & 2141 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2142 /*zm_action*/ zone_sa, 2143 /*zone_id*/ lba, 2144 /*zone_flags*/ zone_flags, 2145 /*sector_count*/ 0, 2146 /*data_ptr*/ NULL, 2147 /*dxfer_len*/ 0, 2148 /*timeout*/ ada_default_timeout * 1000); 2149 *queue_ccb = 1; 2150 2151 break; 2152 } 2153 case DISK_ZONE_REPORT_ZONES: { 2154 uint8_t *rz_ptr; 2155 uint32_t num_entries, alloc_size; 2156 struct disk_zone_report *rep; 2157 2158 rep = &bp->bio_zone.zone_params.report; 2159 2160 num_entries = rep->entries_allocated; 2161 if (num_entries == 0) { 2162 xpt_print(periph->path, "No entries allocated for " 2163 "Report Zones request\n"); 2164 error = EINVAL; 2165 goto bailout; 2166 } 2167 alloc_size = sizeof(struct scsi_report_zones_hdr) + 2168 (sizeof(struct scsi_report_zones_desc) * num_entries); 2169 alloc_size = min(alloc_size, softc->disk->d_maxsize); 2170 rz_ptr = malloc(alloc_size, M_ATADA, M_NOWAIT | M_ZERO); 2171 if (rz_ptr == NULL) { 2172 xpt_print(periph->path, "Unable to allocate memory " 2173 "for Report Zones request\n"); 2174 error = ENOMEM; 2175 goto bailout; 2176 } 2177 2178 ata_zac_mgmt_in(&ccb->ataio, 2179 /*retries*/ ada_retry_count, 2180 /*cbcfnp*/ adadone, 2181 /*use_ncq*/ (softc->flags & 2182 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2183 /*zm_action*/ ATA_ZM_REPORT_ZONES, 2184 /*zone_id*/ rep->starting_id, 2185 /*zone_flags*/ rep->rep_options, 2186 /*data_ptr*/ rz_ptr, 2187 /*dxfer_len*/ alloc_size, 2188 /*timeout*/ ada_default_timeout * 1000); 2189 2190 /* 2191 * For BIO_ZONE, this isn't normally needed. However, it 2192 * is used by devstat_end_transaction_bio() to determine 2193 * how much data was transferred. 2194 */ 2195 /* 2196 * XXX KDM we have a problem. But I'm not sure how to fix 2197 * it. devstat uses bio_bcount - bio_resid to calculate 2198 * the amount of data transferred. The GEOM disk code 2199 * uses bio_length - bio_resid to calculate the amount of 2200 * data in bio_completed. We have different structure 2201 * sizes above and below the ada(4) driver. So, if we 2202 * use the sizes above, the amount transferred won't be 2203 * quite accurate for devstat. If we use different sizes 2204 * for bio_bcount and bio_length (above and below 2205 * respectively), then the residual needs to match one or 2206 * the other. Everything is calculated after the bio 2207 * leaves the driver, so changing the values around isn't 2208 * really an option. For now, just set the count to the 2209 * passed in length. This means that the calculations 2210 * above (e.g. bio_completed) will be correct, but the 2211 * amount of data reported to devstat will be slightly 2212 * under or overstated. 2213 */ 2214 bp->bio_bcount = bp->bio_length; 2215 2216 *queue_ccb = 1; 2217 2218 break; 2219 } 2220 case DISK_ZONE_GET_PARAMS: { 2221 struct disk_zone_disk_params *params; 2222 2223 params = &bp->bio_zone.zone_params.disk_params; 2224 bzero(params, sizeof(*params)); 2225 2226 switch (softc->zone_mode) { 2227 case ADA_ZONE_DRIVE_MANAGED: 2228 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED; 2229 break; 2230 case ADA_ZONE_HOST_AWARE: 2231 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE; 2232 break; 2233 case ADA_ZONE_HOST_MANAGED: 2234 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED; 2235 break; 2236 default: 2237 case ADA_ZONE_NONE: 2238 params->zone_mode = DISK_ZONE_MODE_NONE; 2239 break; 2240 } 2241 2242 if (softc->zone_flags & ADA_ZONE_FLAG_URSWRZ) 2243 params->flags |= DISK_ZONE_DISK_URSWRZ; 2244 2245 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_SEQ_SET) { 2246 params->optimal_seq_zones = softc->optimal_seq_zones; 2247 params->flags |= DISK_ZONE_OPT_SEQ_SET; 2248 } 2249 2250 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_NONSEQ_SET) { 2251 params->optimal_nonseq_zones = 2252 softc->optimal_nonseq_zones; 2253 params->flags |= DISK_ZONE_OPT_NONSEQ_SET; 2254 } 2255 2256 if (softc->zone_flags & ADA_ZONE_FLAG_MAX_SEQ_SET) { 2257 params->max_seq_zones = softc->max_seq_zones; 2258 params->flags |= DISK_ZONE_MAX_SEQ_SET; 2259 } 2260 if (softc->zone_flags & ADA_ZONE_FLAG_RZ_SUP) 2261 params->flags |= DISK_ZONE_RZ_SUP; 2262 2263 if (softc->zone_flags & ADA_ZONE_FLAG_OPEN_SUP) 2264 params->flags |= DISK_ZONE_OPEN_SUP; 2265 2266 if (softc->zone_flags & ADA_ZONE_FLAG_CLOSE_SUP) 2267 params->flags |= DISK_ZONE_CLOSE_SUP; 2268 2269 if (softc->zone_flags & ADA_ZONE_FLAG_FINISH_SUP) 2270 params->flags |= DISK_ZONE_FINISH_SUP; 2271 2272 if (softc->zone_flags & ADA_ZONE_FLAG_RWP_SUP) 2273 params->flags |= DISK_ZONE_RWP_SUP; 2274 break; 2275 } 2276 default: 2277 break; 2278 } 2279 bailout: 2280 return (error); 2281 } 2282 2283 static void 2284 adastart(struct cam_periph *periph, union ccb *start_ccb) 2285 { 2286 struct ada_softc *softc = (struct ada_softc *)periph->softc; 2287 struct ccb_ataio *ataio = &start_ccb->ataio; 2288 2289 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastart\n")); 2290 2291 switch (softc->state) { 2292 case ADA_STATE_NORMAL: 2293 { 2294 struct bio *bp; 2295 u_int8_t tag_code; 2296 2297 bp = cam_iosched_next_bio(softc->cam_iosched); 2298 if (bp == NULL) { 2299 xpt_release_ccb(start_ccb); 2300 break; 2301 } 2302 2303 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2304 (bp->bio_cmd != BIO_DELETE && (softc->flags & ADA_FLAG_NEED_OTAG) != 0)) { 2305 softc->flags &= ~ADA_FLAG_NEED_OTAG; 2306 softc->flags |= ADA_FLAG_WAS_OTAG; 2307 tag_code = 0; 2308 } else { 2309 tag_code = 1; 2310 } 2311 switch (bp->bio_cmd) { 2312 case BIO_WRITE: 2313 case BIO_READ: 2314 { 2315 uint64_t lba = bp->bio_pblkno; 2316 uint16_t count = bp->bio_bcount / softc->params.secsize; 2317 void *data_ptr; 2318 int rw_op; 2319 2320 if (bp->bio_cmd == BIO_WRITE) { 2321 softc->flags |= ADA_FLAG_DIRTY; 2322 rw_op = CAM_DIR_OUT; 2323 } else { 2324 rw_op = CAM_DIR_IN; 2325 } 2326 2327 data_ptr = bp->bio_data; 2328 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) { 2329 rw_op |= CAM_DATA_BIO; 2330 data_ptr = bp; 2331 } 2332 2333 #ifdef CAM_TEST_FAILURE 2334 int fail = 0; 2335 2336 /* 2337 * Support the failure ioctls. If the command is a 2338 * read, and there are pending forced read errors, or 2339 * if a write and pending write errors, then fail this 2340 * operation with EIO. This is useful for testing 2341 * purposes. Also, support having every Nth read fail. 2342 * 2343 * This is a rather blunt tool. 2344 */ 2345 if (bp->bio_cmd == BIO_READ) { 2346 if (softc->force_read_error) { 2347 softc->force_read_error--; 2348 fail = 1; 2349 } 2350 if (softc->periodic_read_error > 0) { 2351 if (++softc->periodic_read_count >= 2352 softc->periodic_read_error) { 2353 softc->periodic_read_count = 0; 2354 fail = 1; 2355 } 2356 } 2357 } else { 2358 if (softc->force_write_error) { 2359 softc->force_write_error--; 2360 fail = 1; 2361 } 2362 } 2363 if (fail) { 2364 biofinish(bp, NULL, EIO); 2365 xpt_release_ccb(start_ccb); 2366 adaschedule(periph); 2367 return; 2368 } 2369 #endif 2370 KASSERT((bp->bio_flags & BIO_UNMAPPED) == 0 || 2371 round_page(bp->bio_bcount + bp->bio_ma_offset) / 2372 PAGE_SIZE == bp->bio_ma_n, 2373 ("Short bio %p", bp)); 2374 cam_fill_ataio(ataio, 2375 ada_retry_count, 2376 adadone, 2377 rw_op, 2378 0, 2379 data_ptr, 2380 bp->bio_bcount, 2381 ada_default_timeout*1000); 2382 2383 if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 2384 if (bp->bio_cmd == BIO_READ) { 2385 ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 2386 lba, count); 2387 } else { 2388 ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 2389 lba, count); 2390 } 2391 } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 2392 (lba + count >= ATA_MAX_28BIT_LBA || 2393 count > 256)) { 2394 if (softc->flags & ADA_FLAG_CAN_DMA48) { 2395 if (bp->bio_cmd == BIO_READ) { 2396 ata_48bit_cmd(ataio, ATA_READ_DMA48, 2397 0, lba, count); 2398 } else { 2399 ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 2400 0, lba, count); 2401 } 2402 } else { 2403 if (bp->bio_cmd == BIO_READ) { 2404 ata_48bit_cmd(ataio, ATA_READ_MUL48, 2405 0, lba, count); 2406 } else { 2407 ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 2408 0, lba, count); 2409 } 2410 } 2411 } else { 2412 if (count == 256) 2413 count = 0; 2414 if (softc->flags & ADA_FLAG_CAN_DMA) { 2415 if (bp->bio_cmd == BIO_READ) { 2416 ata_28bit_cmd(ataio, ATA_READ_DMA, 2417 0, lba, count); 2418 } else { 2419 ata_28bit_cmd(ataio, ATA_WRITE_DMA, 2420 0, lba, count); 2421 } 2422 } else { 2423 if (bp->bio_cmd == BIO_READ) { 2424 ata_28bit_cmd(ataio, ATA_READ_MUL, 2425 0, lba, count); 2426 } else { 2427 ata_28bit_cmd(ataio, ATA_WRITE_MUL, 2428 0, lba, count); 2429 } 2430 } 2431 } 2432 break; 2433 } 2434 case BIO_DELETE: 2435 switch (softc->delete_method) { 2436 case ADA_DELETE_NCQ_DSM_TRIM: 2437 ada_ncq_dsmtrim(softc, bp, ataio); 2438 break; 2439 case ADA_DELETE_DSM_TRIM: 2440 ada_dsmtrim(softc, bp, ataio); 2441 break; 2442 case ADA_DELETE_CFA_ERASE: 2443 ada_cfaerase(softc, bp, ataio); 2444 break; 2445 default: 2446 biofinish(bp, NULL, EOPNOTSUPP); 2447 xpt_release_ccb(start_ccb); 2448 adaschedule(periph); 2449 return; 2450 } 2451 start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 2452 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2453 cam_iosched_submit_trim(softc->cam_iosched); 2454 goto out; 2455 case BIO_FLUSH: 2456 cam_fill_ataio(ataio, 2457 1, 2458 adadone, 2459 CAM_DIR_NONE, 2460 0, 2461 NULL, 2462 0, 2463 ada_default_timeout*1000); 2464 2465 if (softc->flags & ADA_FLAG_CAN_48BIT) 2466 ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 2467 else 2468 ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 2469 break; 2470 case BIO_ZONE: { 2471 int error, queue_ccb; 2472 2473 queue_ccb = 0; 2474 2475 error = ada_zone_cmd(periph, start_ccb, bp, &queue_ccb); 2476 if ((error != 0) 2477 || (queue_ccb == 0)) { 2478 biofinish(bp, NULL, error); 2479 xpt_release_ccb(start_ccb); 2480 return; 2481 } 2482 break; 2483 } 2484 } 2485 start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 2486 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2487 out: 2488 start_ccb->ccb_h.ccb_bp = bp; 2489 softc->outstanding_cmds++; 2490 softc->refcount++; 2491 cam_periph_unlock(periph); 2492 xpt_action(start_ccb); 2493 cam_periph_lock(periph); 2494 2495 /* May have more work to do, so ensure we stay scheduled */ 2496 adaschedule(periph); 2497 break; 2498 } 2499 case ADA_STATE_RAHEAD: 2500 case ADA_STATE_WCACHE: 2501 { 2502 cam_fill_ataio(ataio, 2503 1, 2504 adadone, 2505 CAM_DIR_NONE, 2506 0, 2507 NULL, 2508 0, 2509 ada_default_timeout*1000); 2510 2511 if (softc->state == ADA_STATE_RAHEAD) { 2512 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_RA ? 2513 ATA_SF_ENAB_RCACHE : ATA_SF_DIS_RCACHE, 0, 0); 2514 start_ccb->ccb_h.ccb_state = ADA_CCB_RAHEAD; 2515 } else { 2516 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_WC ? 2517 ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 2518 start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 2519 } 2520 start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 2521 xpt_action(start_ccb); 2522 break; 2523 } 2524 case ADA_STATE_LOGDIR: 2525 { 2526 struct ata_gp_log_dir *log_dir; 2527 2528 if ((softc->flags & ADA_FLAG_CAN_LOG) == 0) { 2529 adaprobedone(periph, start_ccb); 2530 break; 2531 } 2532 2533 log_dir = malloc(sizeof(*log_dir), M_ATADA, M_NOWAIT|M_ZERO); 2534 if (log_dir == NULL) { 2535 xpt_print(periph->path, "Couldn't malloc log_dir " 2536 "data\n"); 2537 softc->state = ADA_STATE_NORMAL; 2538 xpt_release_ccb(start_ccb); 2539 break; 2540 } 2541 2542 2543 ata_read_log(ataio, 2544 /*retries*/1, 2545 /*cbfcnp*/adadone, 2546 /*log_address*/ ATA_LOG_DIRECTORY, 2547 /*page_number*/ 0, 2548 /*block_count*/ 1, 2549 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2550 CAM_ATAIO_DMA : 0, 2551 /*data_ptr*/ (uint8_t *)log_dir, 2552 /*dxfer_len*/sizeof(*log_dir), 2553 /*timeout*/ada_default_timeout*1000); 2554 2555 start_ccb->ccb_h.ccb_state = ADA_CCB_LOGDIR; 2556 xpt_action(start_ccb); 2557 break; 2558 } 2559 case ADA_STATE_IDDIR: 2560 { 2561 struct ata_identify_log_pages *id_dir; 2562 2563 id_dir = malloc(sizeof(*id_dir), M_ATADA, M_NOWAIT | M_ZERO); 2564 if (id_dir == NULL) { 2565 xpt_print(periph->path, "Couldn't malloc id_dir " 2566 "data\n"); 2567 adaprobedone(periph, start_ccb); 2568 break; 2569 } 2570 2571 ata_read_log(ataio, 2572 /*retries*/1, 2573 /*cbfcnp*/adadone, 2574 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2575 /*page_number*/ ATA_IDL_PAGE_LIST, 2576 /*block_count*/ 1, 2577 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2578 CAM_ATAIO_DMA : 0, 2579 /*data_ptr*/ (uint8_t *)id_dir, 2580 /*dxfer_len*/ sizeof(*id_dir), 2581 /*timeout*/ada_default_timeout*1000); 2582 2583 start_ccb->ccb_h.ccb_state = ADA_CCB_IDDIR; 2584 xpt_action(start_ccb); 2585 break; 2586 } 2587 case ADA_STATE_SUP_CAP: 2588 { 2589 struct ata_identify_log_sup_cap *sup_cap; 2590 2591 sup_cap = malloc(sizeof(*sup_cap), M_ATADA, M_NOWAIT|M_ZERO); 2592 if (sup_cap == NULL) { 2593 xpt_print(periph->path, "Couldn't malloc sup_cap " 2594 "data\n"); 2595 adaprobedone(periph, start_ccb); 2596 break; 2597 } 2598 2599 ata_read_log(ataio, 2600 /*retries*/1, 2601 /*cbfcnp*/adadone, 2602 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2603 /*page_number*/ ATA_IDL_SUP_CAP, 2604 /*block_count*/ 1, 2605 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2606 CAM_ATAIO_DMA : 0, 2607 /*data_ptr*/ (uint8_t *)sup_cap, 2608 /*dxfer_len*/ sizeof(*sup_cap), 2609 /*timeout*/ada_default_timeout*1000); 2610 2611 start_ccb->ccb_h.ccb_state = ADA_CCB_SUP_CAP; 2612 xpt_action(start_ccb); 2613 break; 2614 } 2615 case ADA_STATE_ZONE: 2616 { 2617 struct ata_zoned_info_log *ata_zone; 2618 2619 ata_zone = malloc(sizeof(*ata_zone), M_ATADA, M_NOWAIT|M_ZERO); 2620 if (ata_zone == NULL) { 2621 xpt_print(periph->path, "Couldn't malloc ata_zone " 2622 "data\n"); 2623 adaprobedone(periph, start_ccb); 2624 break; 2625 } 2626 2627 ata_read_log(ataio, 2628 /*retries*/1, 2629 /*cbfcnp*/adadone, 2630 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2631 /*page_number*/ ATA_IDL_ZDI, 2632 /*block_count*/ 1, 2633 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2634 CAM_ATAIO_DMA : 0, 2635 /*data_ptr*/ (uint8_t *)ata_zone, 2636 /*dxfer_len*/ sizeof(*ata_zone), 2637 /*timeout*/ada_default_timeout*1000); 2638 2639 start_ccb->ccb_h.ccb_state = ADA_CCB_ZONE; 2640 xpt_action(start_ccb); 2641 break; 2642 } 2643 } 2644 } 2645 2646 static void 2647 adaprobedone(struct cam_periph *periph, union ccb *ccb) 2648 { 2649 struct ada_softc *softc; 2650 2651 softc = (struct ada_softc *)periph->softc; 2652 2653 if (ccb != NULL) 2654 xpt_release_ccb(ccb); 2655 2656 softc->state = ADA_STATE_NORMAL; 2657 softc->flags |= ADA_FLAG_PROBED; 2658 adaschedule(periph); 2659 if ((softc->flags & ADA_FLAG_ANNOUNCED) == 0) { 2660 softc->flags |= ADA_FLAG_ANNOUNCED; 2661 cam_periph_unhold(periph); 2662 } else { 2663 cam_periph_release_locked(periph); 2664 } 2665 } 2666 2667 static void 2668 adazonedone(struct cam_periph *periph, union ccb *ccb) 2669 { 2670 struct bio *bp; 2671 2672 bp = (struct bio *)ccb->ccb_h.ccb_bp; 2673 2674 switch (bp->bio_zone.zone_cmd) { 2675 case DISK_ZONE_OPEN: 2676 case DISK_ZONE_CLOSE: 2677 case DISK_ZONE_FINISH: 2678 case DISK_ZONE_RWP: 2679 break; 2680 case DISK_ZONE_REPORT_ZONES: { 2681 uint32_t avail_len; 2682 struct disk_zone_report *rep; 2683 struct scsi_report_zones_hdr *hdr; 2684 struct scsi_report_zones_desc *desc; 2685 struct disk_zone_rep_entry *entry; 2686 uint32_t hdr_len, num_avail; 2687 uint32_t num_to_fill, i; 2688 2689 rep = &bp->bio_zone.zone_params.report; 2690 avail_len = ccb->ataio.dxfer_len - ccb->ataio.resid; 2691 /* 2692 * Note that bio_resid isn't normally used for zone 2693 * commands, but it is used by devstat_end_transaction_bio() 2694 * to determine how much data was transferred. Because 2695 * the size of the SCSI/ATA data structures is different 2696 * than the size of the BIO interface structures, the 2697 * amount of data actually transferred from the drive will 2698 * be different than the amount of data transferred to 2699 * the user. 2700 */ 2701 hdr = (struct scsi_report_zones_hdr *)ccb->ataio.data_ptr; 2702 if (avail_len < sizeof(*hdr)) { 2703 /* 2704 * Is there a better error than EIO here? We asked 2705 * for at least the header, and we got less than 2706 * that. 2707 */ 2708 bp->bio_error = EIO; 2709 bp->bio_flags |= BIO_ERROR; 2710 bp->bio_resid = bp->bio_bcount; 2711 break; 2712 } 2713 2714 hdr_len = le32dec(hdr->length); 2715 if (hdr_len > 0) 2716 rep->entries_available = hdr_len / sizeof(*desc); 2717 else 2718 rep->entries_available = 0; 2719 /* 2720 * NOTE: using the same values for the BIO version of the 2721 * same field as the SCSI/ATA values. This means we could 2722 * get some additional values that aren't defined in bio.h 2723 * if more values of the same field are defined later. 2724 */ 2725 rep->header.same = hdr->byte4 & SRZ_SAME_MASK; 2726 rep->header.maximum_lba = le64dec(hdr->maximum_lba); 2727 /* 2728 * If the drive reports no entries that match the query, 2729 * we're done. 2730 */ 2731 if (hdr_len == 0) { 2732 rep->entries_filled = 0; 2733 bp->bio_resid = bp->bio_bcount; 2734 break; 2735 } 2736 2737 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc), 2738 hdr_len / sizeof(*desc)); 2739 /* 2740 * If the drive didn't return any data, then we're done. 2741 */ 2742 if (num_avail == 0) { 2743 rep->entries_filled = 0; 2744 bp->bio_resid = bp->bio_bcount; 2745 break; 2746 } 2747 2748 num_to_fill = min(num_avail, rep->entries_allocated); 2749 /* 2750 * If the user didn't allocate any entries for us to fill, 2751 * we're done. 2752 */ 2753 if (num_to_fill == 0) { 2754 rep->entries_filled = 0; 2755 bp->bio_resid = bp->bio_bcount; 2756 break; 2757 } 2758 2759 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0]; 2760 i < num_to_fill; i++, desc++, entry++) { 2761 /* 2762 * NOTE: we're mapping the values here directly 2763 * from the SCSI/ATA bit definitions to the bio.h 2764 * definitions. There is also a warning in 2765 * disk_zone.h, but the impact is that if 2766 * additional values are added in the SCSI/ATA 2767 * specs these will be visible to consumers of 2768 * this interface. 2769 */ 2770 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK; 2771 entry->zone_condition = 2772 (desc->zone_flags & SRZ_ZONE_COND_MASK) >> 2773 SRZ_ZONE_COND_SHIFT; 2774 entry->zone_flags |= desc->zone_flags & 2775 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET); 2776 entry->zone_length = le64dec(desc->zone_length); 2777 entry->zone_start_lba = le64dec(desc->zone_start_lba); 2778 entry->write_pointer_lba = 2779 le64dec(desc->write_pointer_lba); 2780 } 2781 rep->entries_filled = num_to_fill; 2782 /* 2783 * Note that this residual is accurate from the user's 2784 * standpoint, but the amount transferred isn't accurate 2785 * from the standpoint of what actually came back from the 2786 * drive. 2787 */ 2788 bp->bio_resid = bp->bio_bcount - (num_to_fill * sizeof(*entry)); 2789 break; 2790 } 2791 case DISK_ZONE_GET_PARAMS: 2792 default: 2793 /* 2794 * In theory we should not get a GET_PARAMS bio, since it 2795 * should be handled without queueing the command to the 2796 * drive. 2797 */ 2798 panic("%s: Invalid zone command %d", __func__, 2799 bp->bio_zone.zone_cmd); 2800 break; 2801 } 2802 2803 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES) 2804 free(ccb->ataio.data_ptr, M_ATADA); 2805 } 2806 2807 2808 static void 2809 adadone(struct cam_periph *periph, union ccb *done_ccb) 2810 { 2811 struct ada_softc *softc; 2812 struct ccb_ataio *ataio; 2813 struct cam_path *path; 2814 uint32_t priority; 2815 int state; 2816 2817 softc = (struct ada_softc *)periph->softc; 2818 ataio = &done_ccb->ataio; 2819 path = done_ccb->ccb_h.path; 2820 priority = done_ccb->ccb_h.pinfo.priority; 2821 2822 CAM_DEBUG(path, CAM_DEBUG_TRACE, ("adadone\n")); 2823 2824 state = ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK; 2825 switch (state) { 2826 case ADA_CCB_BUFFER_IO: 2827 case ADA_CCB_TRIM: 2828 { 2829 struct bio *bp; 2830 int error; 2831 2832 cam_periph_lock(periph); 2833 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2834 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2835 error = adaerror(done_ccb, 0, 0); 2836 if (error == ERESTART) { 2837 /* A retry was scheduled, so just return. */ 2838 cam_periph_unlock(periph); 2839 return; 2840 } 2841 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2842 cam_release_devq(path, 2843 /*relsim_flags*/0, 2844 /*reduction*/0, 2845 /*timeout*/0, 2846 /*getcount_only*/0); 2847 /* 2848 * If we get an error on an NCQ DSM TRIM, fall back 2849 * to a non-NCQ DSM TRIM forever. Please note that if 2850 * CAN_NCQ_TRIM is set, CAN_TRIM is necessarily set too. 2851 * However, for this one trim, we treat it as advisory 2852 * and return success up the stack. 2853 */ 2854 if (state == ADA_CCB_TRIM && 2855 error != 0 && 2856 (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) != 0) { 2857 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 2858 error = 0; 2859 adasetdeletemethod(softc); 2860 } 2861 } else { 2862 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2863 panic("REQ_CMP with QFRZN"); 2864 2865 error = 0; 2866 } 2867 bp->bio_error = error; 2868 if (error != 0) { 2869 bp->bio_resid = bp->bio_bcount; 2870 bp->bio_flags |= BIO_ERROR; 2871 } else { 2872 if (bp->bio_cmd == BIO_ZONE) 2873 adazonedone(periph, done_ccb); 2874 else if (state == ADA_CCB_TRIM) 2875 bp->bio_resid = 0; 2876 else 2877 bp->bio_resid = ataio->resid; 2878 2879 if ((bp->bio_resid > 0) 2880 && (bp->bio_cmd != BIO_ZONE)) 2881 bp->bio_flags |= BIO_ERROR; 2882 } 2883 softc->outstanding_cmds--; 2884 if (softc->outstanding_cmds == 0) 2885 softc->flags |= ADA_FLAG_WAS_OTAG; 2886 2887 /* 2888 * We need to call cam_iosched before we call biodone so that we 2889 * don't measure any activity that happens in the completion 2890 * routine, which in the case of sendfile can be quite 2891 * extensive. Release the periph refcount taken in adastart() 2892 * for each CCB. 2893 */ 2894 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb); 2895 xpt_release_ccb(done_ccb); 2896 KASSERT(softc->refcount >= 1, ("adadone softc %p refcount %d", softc, softc->refcount)); 2897 softc->refcount--; 2898 if (state == ADA_CCB_TRIM) { 2899 TAILQ_HEAD(, bio) queue; 2900 struct bio *bp1; 2901 2902 TAILQ_INIT(&queue); 2903 TAILQ_CONCAT(&queue, &softc->trim_req.bps, bio_queue); 2904 /* 2905 * Normally, the xpt_release_ccb() above would make sure 2906 * that when we have more work to do, that work would 2907 * get kicked off. However, we specifically keep 2908 * trim_running set to 0 before the call above to allow 2909 * other I/O to progress when many BIO_DELETE requests 2910 * are pushed down. We set trim_running to 0 and call 2911 * daschedule again so that we don't stall if there are 2912 * no other I/Os pending apart from BIO_DELETEs. 2913 */ 2914 cam_iosched_trim_done(softc->cam_iosched); 2915 adaschedule(periph); 2916 cam_periph_unlock(periph); 2917 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 2918 TAILQ_REMOVE(&queue, bp1, bio_queue); 2919 bp1->bio_error = error; 2920 if (error != 0) { 2921 bp1->bio_flags |= BIO_ERROR; 2922 bp1->bio_resid = bp1->bio_bcount; 2923 } else 2924 bp1->bio_resid = 0; 2925 biodone(bp1); 2926 } 2927 } else { 2928 adaschedule(periph); 2929 cam_periph_unlock(periph); 2930 biodone(bp); 2931 } 2932 return; 2933 } 2934 case ADA_CCB_RAHEAD: 2935 { 2936 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2937 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2938 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2939 cam_release_devq(path, 0, 0, 0, FALSE); 2940 return; 2941 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2942 cam_release_devq(path, 2943 /*relsim_flags*/0, 2944 /*reduction*/0, 2945 /*timeout*/0, 2946 /*getcount_only*/0); 2947 } 2948 } 2949 2950 /* 2951 * Since our peripheral may be invalidated by an error 2952 * above or an external event, we must release our CCB 2953 * before releasing the reference on the peripheral. 2954 * The peripheral will only go away once the last reference 2955 * is removed, and we need it around for the CCB release 2956 * operation. 2957 */ 2958 2959 xpt_release_ccb(done_ccb); 2960 softc->state = ADA_STATE_WCACHE; 2961 xpt_schedule(periph, priority); 2962 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2963 cam_release_devq(path, 0, 0, 0, FALSE); 2964 return; 2965 } 2966 case ADA_CCB_WCACHE: 2967 { 2968 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2969 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2970 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2971 cam_release_devq(path, 0, 0, 0, FALSE); 2972 return; 2973 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2974 cam_release_devq(path, 2975 /*relsim_flags*/0, 2976 /*reduction*/0, 2977 /*timeout*/0, 2978 /*getcount_only*/0); 2979 } 2980 } 2981 2982 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2983 cam_release_devq(path, 0, 0, 0, FALSE); 2984 2985 if ((softc->flags & ADA_FLAG_CAN_LOG) 2986 && (softc->zone_mode != ADA_ZONE_NONE)) { 2987 xpt_release_ccb(done_ccb); 2988 softc->state = ADA_STATE_LOGDIR; 2989 xpt_schedule(periph, priority); 2990 } else { 2991 adaprobedone(periph, done_ccb); 2992 } 2993 return; 2994 } 2995 case ADA_CCB_LOGDIR: 2996 { 2997 int error; 2998 2999 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3000 error = 0; 3001 softc->valid_logdir_len = 0; 3002 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir)); 3003 softc->valid_logdir_len = 3004 ataio->dxfer_len - ataio->resid; 3005 if (softc->valid_logdir_len > 0) 3006 bcopy(ataio->data_ptr, &softc->ata_logdir, 3007 min(softc->valid_logdir_len, 3008 sizeof(softc->ata_logdir))); 3009 /* 3010 * Figure out whether the Identify Device log is 3011 * supported. The General Purpose log directory 3012 * has a header, and lists the number of pages 3013 * available for each GP log identified by the 3014 * offset into the list. 3015 */ 3016 if ((softc->valid_logdir_len >= 3017 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t))) 3018 && (le16dec(softc->ata_logdir.header) == 3019 ATA_GP_LOG_DIR_VERSION) 3020 && (le16dec(&softc->ata_logdir.num_pages[ 3021 (ATA_IDENTIFY_DATA_LOG * 3022 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){ 3023 softc->flags |= ADA_FLAG_CAN_IDLOG; 3024 } else { 3025 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3026 } 3027 } else { 3028 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3029 SF_RETRY_UA|SF_NO_PRINT); 3030 if (error == ERESTART) 3031 return; 3032 else if (error != 0) { 3033 /* 3034 * If we can't get the ATA log directory, 3035 * then ATA logs are effectively not 3036 * supported even if the bit is set in the 3037 * identify data. 3038 */ 3039 softc->flags &= ~(ADA_FLAG_CAN_LOG | 3040 ADA_FLAG_CAN_IDLOG); 3041 if ((done_ccb->ccb_h.status & 3042 CAM_DEV_QFRZN) != 0) { 3043 /* Don't wedge this device's queue */ 3044 cam_release_devq(done_ccb->ccb_h.path, 3045 /*relsim_flags*/0, 3046 /*reduction*/0, 3047 /*timeout*/0, 3048 /*getcount_only*/0); 3049 } 3050 } 3051 3052 3053 } 3054 3055 free(ataio->data_ptr, M_ATADA); 3056 3057 if ((error == 0) 3058 && (softc->flags & ADA_FLAG_CAN_IDLOG)) { 3059 softc->state = ADA_STATE_IDDIR; 3060 xpt_release_ccb(done_ccb); 3061 xpt_schedule(periph, priority); 3062 } else 3063 adaprobedone(periph, done_ccb); 3064 3065 return; 3066 } 3067 case ADA_CCB_IDDIR: { 3068 int error; 3069 3070 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3071 off_t entries_offset, max_entries; 3072 error = 0; 3073 3074 softc->valid_iddir_len = 0; 3075 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir)); 3076 softc->flags &= ~(ADA_FLAG_CAN_SUPCAP | 3077 ADA_FLAG_CAN_ZONE); 3078 softc->valid_iddir_len = 3079 ataio->dxfer_len - ataio->resid; 3080 if (softc->valid_iddir_len > 0) 3081 bcopy(ataio->data_ptr, &softc->ata_iddir, 3082 min(softc->valid_iddir_len, 3083 sizeof(softc->ata_iddir))); 3084 3085 entries_offset = 3086 __offsetof(struct ata_identify_log_pages,entries); 3087 max_entries = softc->valid_iddir_len - entries_offset; 3088 if ((softc->valid_iddir_len > (entries_offset + 1)) 3089 && (le64dec(softc->ata_iddir.header) == 3090 ATA_IDLOG_REVISION) 3091 && (softc->ata_iddir.entry_count > 0)) { 3092 int num_entries, i; 3093 3094 num_entries = softc->ata_iddir.entry_count; 3095 num_entries = min(num_entries, 3096 softc->valid_iddir_len - entries_offset); 3097 for (i = 0; i < num_entries && 3098 i < max_entries; i++) { 3099 if (softc->ata_iddir.entries[i] == 3100 ATA_IDL_SUP_CAP) 3101 softc->flags |= 3102 ADA_FLAG_CAN_SUPCAP; 3103 else if (softc->ata_iddir.entries[i]== 3104 ATA_IDL_ZDI) 3105 softc->flags |= 3106 ADA_FLAG_CAN_ZONE; 3107 3108 if ((softc->flags & 3109 ADA_FLAG_CAN_SUPCAP) 3110 && (softc->flags & 3111 ADA_FLAG_CAN_ZONE)) 3112 break; 3113 } 3114 } 3115 } else { 3116 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3117 SF_RETRY_UA|SF_NO_PRINT); 3118 if (error == ERESTART) 3119 return; 3120 else if (error != 0) { 3121 /* 3122 * If we can't get the ATA Identify Data log 3123 * directory, then it effectively isn't 3124 * supported even if the ATA Log directory 3125 * a non-zero number of pages present for 3126 * this log. 3127 */ 3128 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3129 if ((done_ccb->ccb_h.status & 3130 CAM_DEV_QFRZN) != 0) { 3131 /* Don't wedge this device's queue */ 3132 cam_release_devq(done_ccb->ccb_h.path, 3133 /*relsim_flags*/0, 3134 /*reduction*/0, 3135 /*timeout*/0, 3136 /*getcount_only*/0); 3137 } 3138 } 3139 } 3140 3141 free(ataio->data_ptr, M_ATADA); 3142 3143 if ((error == 0) 3144 && (softc->flags & ADA_FLAG_CAN_SUPCAP)) { 3145 softc->state = ADA_STATE_SUP_CAP; 3146 xpt_release_ccb(done_ccb); 3147 xpt_schedule(periph, priority); 3148 } else 3149 adaprobedone(periph, done_ccb); 3150 return; 3151 } 3152 case ADA_CCB_SUP_CAP: { 3153 int error; 3154 3155 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3156 uint32_t valid_len; 3157 size_t needed_size; 3158 struct ata_identify_log_sup_cap *sup_cap; 3159 error = 0; 3160 3161 sup_cap = (struct ata_identify_log_sup_cap *) 3162 ataio->data_ptr; 3163 valid_len = ataio->dxfer_len - ataio->resid; 3164 needed_size = 3165 __offsetof(struct ata_identify_log_sup_cap, 3166 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap); 3167 if (valid_len >= needed_size) { 3168 uint64_t zoned, zac_cap; 3169 3170 zoned = le64dec(sup_cap->zoned_cap); 3171 if (zoned & ATA_ZONED_VALID) { 3172 /* 3173 * This should have already been 3174 * set, because this is also in the 3175 * ATA identify data. 3176 */ 3177 if ((zoned & ATA_ZONED_MASK) == 3178 ATA_SUPPORT_ZONE_HOST_AWARE) 3179 softc->zone_mode = 3180 ADA_ZONE_HOST_AWARE; 3181 else if ((zoned & ATA_ZONED_MASK) == 3182 ATA_SUPPORT_ZONE_DEV_MANAGED) 3183 softc->zone_mode = 3184 ADA_ZONE_DRIVE_MANAGED; 3185 } 3186 3187 zac_cap = le64dec(sup_cap->sup_zac_cap); 3188 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) { 3189 if (zac_cap & ATA_REPORT_ZONES_SUP) 3190 softc->zone_flags |= 3191 ADA_ZONE_FLAG_RZ_SUP; 3192 if (zac_cap & ATA_ND_OPEN_ZONE_SUP) 3193 softc->zone_flags |= 3194 ADA_ZONE_FLAG_OPEN_SUP; 3195 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP) 3196 softc->zone_flags |= 3197 ADA_ZONE_FLAG_CLOSE_SUP; 3198 if (zac_cap & ATA_ND_FINISH_ZONE_SUP) 3199 softc->zone_flags |= 3200 ADA_ZONE_FLAG_FINISH_SUP; 3201 if (zac_cap & ATA_ND_RWP_SUP) 3202 softc->zone_flags |= 3203 ADA_ZONE_FLAG_RWP_SUP; 3204 } else { 3205 /* 3206 * This field was introduced in 3207 * ACS-4, r08 on April 28th, 2015. 3208 * If the drive firmware was written 3209 * to an earlier spec, it won't have 3210 * the field. So, assume all 3211 * commands are supported. 3212 */ 3213 softc->zone_flags |= 3214 ADA_ZONE_FLAG_SUP_MASK; 3215 } 3216 } 3217 } else { 3218 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3219 SF_RETRY_UA|SF_NO_PRINT); 3220 if (error == ERESTART) 3221 return; 3222 else if (error != 0) { 3223 /* 3224 * If we can't get the ATA Identify Data 3225 * Supported Capabilities page, clear the 3226 * flag... 3227 */ 3228 softc->flags &= ~ADA_FLAG_CAN_SUPCAP; 3229 /* 3230 * And clear zone capabilities. 3231 */ 3232 softc->zone_flags &= ~ADA_ZONE_FLAG_SUP_MASK; 3233 if ((done_ccb->ccb_h.status & 3234 CAM_DEV_QFRZN) != 0) { 3235 /* Don't wedge this device's queue */ 3236 cam_release_devq(done_ccb->ccb_h.path, 3237 /*relsim_flags*/0, 3238 /*reduction*/0, 3239 /*timeout*/0, 3240 /*getcount_only*/0); 3241 } 3242 } 3243 } 3244 3245 free(ataio->data_ptr, M_ATADA); 3246 3247 if ((error == 0) 3248 && (softc->flags & ADA_FLAG_CAN_ZONE)) { 3249 softc->state = ADA_STATE_ZONE; 3250 xpt_release_ccb(done_ccb); 3251 xpt_schedule(periph, priority); 3252 } else 3253 adaprobedone(periph, done_ccb); 3254 return; 3255 } 3256 case ADA_CCB_ZONE: { 3257 int error; 3258 3259 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3260 struct ata_zoned_info_log *zi_log; 3261 uint32_t valid_len; 3262 size_t needed_size; 3263 3264 zi_log = (struct ata_zoned_info_log *)ataio->data_ptr; 3265 3266 valid_len = ataio->dxfer_len - ataio->resid; 3267 needed_size = __offsetof(struct ata_zoned_info_log, 3268 version_info) + 1 + sizeof(zi_log->version_info); 3269 if (valid_len >= needed_size) { 3270 uint64_t tmpvar; 3271 3272 tmpvar = le64dec(zi_log->zoned_cap); 3273 if (tmpvar & ATA_ZDI_CAP_VALID) { 3274 if (tmpvar & ATA_ZDI_CAP_URSWRZ) 3275 softc->zone_flags |= 3276 ADA_ZONE_FLAG_URSWRZ; 3277 else 3278 softc->zone_flags &= 3279 ~ADA_ZONE_FLAG_URSWRZ; 3280 } 3281 tmpvar = le64dec(zi_log->optimal_seq_zones); 3282 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) { 3283 softc->zone_flags |= 3284 ADA_ZONE_FLAG_OPT_SEQ_SET; 3285 softc->optimal_seq_zones = (tmpvar & 3286 ATA_ZDI_OPT_SEQ_MASK); 3287 } else { 3288 softc->zone_flags &= 3289 ~ADA_ZONE_FLAG_OPT_SEQ_SET; 3290 softc->optimal_seq_zones = 0; 3291 } 3292 3293 tmpvar =le64dec(zi_log->optimal_nonseq_zones); 3294 if (tmpvar & ATA_ZDI_OPT_NS_VALID) { 3295 softc->zone_flags |= 3296 ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3297 softc->optimal_nonseq_zones = 3298 (tmpvar & ATA_ZDI_OPT_NS_MASK); 3299 } else { 3300 softc->zone_flags &= 3301 ~ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3302 softc->optimal_nonseq_zones = 0; 3303 } 3304 3305 tmpvar = le64dec(zi_log->max_seq_req_zones); 3306 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) { 3307 softc->zone_flags |= 3308 ADA_ZONE_FLAG_MAX_SEQ_SET; 3309 softc->max_seq_zones = 3310 (tmpvar & ATA_ZDI_MAX_SEQ_MASK); 3311 } else { 3312 softc->zone_flags &= 3313 ~ADA_ZONE_FLAG_MAX_SEQ_SET; 3314 softc->max_seq_zones = 0; 3315 } 3316 } 3317 } else { 3318 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3319 SF_RETRY_UA|SF_NO_PRINT); 3320 if (error == ERESTART) 3321 return; 3322 else if (error != 0) { 3323 softc->flags &= ~ADA_FLAG_CAN_ZONE; 3324 softc->flags &= ~ADA_ZONE_FLAG_SET_MASK; 3325 3326 if ((done_ccb->ccb_h.status & 3327 CAM_DEV_QFRZN) != 0) { 3328 /* Don't wedge this device's queue */ 3329 cam_release_devq(done_ccb->ccb_h.path, 3330 /*relsim_flags*/0, 3331 /*reduction*/0, 3332 /*timeout*/0, 3333 /*getcount_only*/0); 3334 } 3335 } 3336 } 3337 free(ataio->data_ptr, M_ATADA); 3338 3339 adaprobedone(periph, done_ccb); 3340 return; 3341 } 3342 case ADA_CCB_DUMP: 3343 /* No-op. We're polling */ 3344 return; 3345 default: 3346 break; 3347 } 3348 xpt_release_ccb(done_ccb); 3349 } 3350 3351 static int 3352 adaerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3353 { 3354 #ifdef CAM_IO_STATS 3355 struct ada_softc *softc; 3356 struct cam_periph *periph; 3357 3358 periph = xpt_path_periph(ccb->ccb_h.path); 3359 softc = (struct ada_softc *)periph->softc; 3360 3361 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 3362 case CAM_CMD_TIMEOUT: 3363 softc->timeouts++; 3364 break; 3365 case CAM_REQ_ABORTED: 3366 case CAM_REQ_CMP_ERR: 3367 case CAM_REQ_TERMIO: 3368 case CAM_UNREC_HBA_ERROR: 3369 case CAM_DATA_RUN_ERR: 3370 case CAM_ATA_STATUS_ERROR: 3371 softc->errors++; 3372 break; 3373 default: 3374 break; 3375 } 3376 #endif 3377 3378 return(cam_periph_error(ccb, cam_flags, sense_flags)); 3379 } 3380 3381 static void 3382 adagetparams(struct cam_periph *periph, struct ccb_getdev *cgd) 3383 { 3384 struct ada_softc *softc = (struct ada_softc *)periph->softc; 3385 struct disk_params *dp = &softc->params; 3386 u_int64_t lbasize48; 3387 u_int32_t lbasize; 3388 3389 dp->secsize = ata_logical_sector_size(&cgd->ident_data); 3390 if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 3391 cgd->ident_data.current_heads && cgd->ident_data.current_sectors) { 3392 dp->heads = cgd->ident_data.current_heads; 3393 dp->secs_per_track = cgd->ident_data.current_sectors; 3394 dp->cylinders = cgd->ident_data.cylinders; 3395 dp->sectors = (u_int32_t)cgd->ident_data.current_size_1 | 3396 ((u_int32_t)cgd->ident_data.current_size_2 << 16); 3397 } else { 3398 dp->heads = cgd->ident_data.heads; 3399 dp->secs_per_track = cgd->ident_data.sectors; 3400 dp->cylinders = cgd->ident_data.cylinders; 3401 dp->sectors = cgd->ident_data.cylinders * 3402 (u_int32_t)(dp->heads * dp->secs_per_track); 3403 } 3404 lbasize = (u_int32_t)cgd->ident_data.lba_size_1 | 3405 ((u_int32_t)cgd->ident_data.lba_size_2 << 16); 3406 3407 /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 3408 if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 3409 dp->sectors = lbasize; 3410 3411 /* use the 48bit LBA size if valid */ 3412 lbasize48 = ((u_int64_t)cgd->ident_data.lba_size48_1) | 3413 ((u_int64_t)cgd->ident_data.lba_size48_2 << 16) | 3414 ((u_int64_t)cgd->ident_data.lba_size48_3 << 32) | 3415 ((u_int64_t)cgd->ident_data.lba_size48_4 << 48); 3416 if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 3417 lbasize48 > ATA_MAX_28BIT_LBA) 3418 dp->sectors = lbasize48; 3419 } 3420 3421 static void 3422 adasendorderedtag(void *arg) 3423 { 3424 struct ada_softc *softc = arg; 3425 3426 if (ada_send_ordered) { 3427 if (softc->outstanding_cmds > 0) { 3428 if ((softc->flags & ADA_FLAG_WAS_OTAG) == 0) 3429 softc->flags |= ADA_FLAG_NEED_OTAG; 3430 softc->flags &= ~ADA_FLAG_WAS_OTAG; 3431 } 3432 } 3433 /* Queue us up again */ 3434 callout_reset(&softc->sendordered_c, 3435 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 3436 adasendorderedtag, softc); 3437 } 3438 3439 /* 3440 * Step through all ADA peripheral drivers, and if the device is still open, 3441 * sync the disk cache to physical media. 3442 */ 3443 static void 3444 adaflush(void) 3445 { 3446 struct cam_periph *periph; 3447 struct ada_softc *softc; 3448 union ccb *ccb; 3449 int error; 3450 3451 CAM_PERIPH_FOREACH(periph, &adadriver) { 3452 softc = (struct ada_softc *)periph->softc; 3453 if (SCHEDULER_STOPPED()) { 3454 /* If we paniced with the lock held, do not recurse. */ 3455 if (!cam_periph_owned(periph) && 3456 (softc->flags & ADA_FLAG_OPEN)) { 3457 adadump(softc->disk, NULL, 0, 0, 0); 3458 } 3459 continue; 3460 } 3461 cam_periph_lock(periph); 3462 /* 3463 * We only sync the cache if the drive is still open, and 3464 * if the drive is capable of it.. 3465 */ 3466 if (((softc->flags & ADA_FLAG_OPEN) == 0) || 3467 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 3468 cam_periph_unlock(periph); 3469 continue; 3470 } 3471 3472 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3473 cam_fill_ataio(&ccb->ataio, 3474 0, 3475 NULL, 3476 CAM_DIR_NONE, 3477 0, 3478 NULL, 3479 0, 3480 ada_default_timeout*1000); 3481 if (softc->flags & ADA_FLAG_CAN_48BIT) 3482 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 3483 else 3484 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 3485 3486 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3487 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3488 softc->disk->d_devstat); 3489 if (error != 0) 3490 xpt_print(periph->path, "Synchronize cache failed\n"); 3491 xpt_release_ccb(ccb); 3492 cam_periph_unlock(periph); 3493 } 3494 } 3495 3496 static void 3497 adaspindown(uint8_t cmd, int flags) 3498 { 3499 struct cam_periph *periph; 3500 struct ada_softc *softc; 3501 struct ccb_ataio local_ccb; 3502 int error; 3503 3504 CAM_PERIPH_FOREACH(periph, &adadriver) { 3505 /* If we paniced with lock held - not recurse here. */ 3506 if (cam_periph_owned(periph)) 3507 continue; 3508 cam_periph_lock(periph); 3509 softc = (struct ada_softc *)periph->softc; 3510 /* 3511 * We only spin-down the drive if it is capable of it.. 3512 */ 3513 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3514 cam_periph_unlock(periph); 3515 continue; 3516 } 3517 3518 if (bootverbose) 3519 xpt_print(periph->path, "spin-down\n"); 3520 3521 memset(&local_ccb, 0, sizeof(local_ccb)); 3522 xpt_setup_ccb(&local_ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3523 local_ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 3524 3525 cam_fill_ataio(&local_ccb, 3526 0, 3527 NULL, 3528 CAM_DIR_NONE | flags, 3529 0, 3530 NULL, 3531 0, 3532 ada_default_timeout*1000); 3533 ata_28bit_cmd(&local_ccb, cmd, 0, 0, 0); 3534 error = cam_periph_runccb((union ccb *)&local_ccb, adaerror, 3535 /*cam_flags*/0, /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3536 softc->disk->d_devstat); 3537 if (error != 0) 3538 xpt_print(periph->path, "Spin-down disk failed\n"); 3539 cam_periph_unlock(periph); 3540 } 3541 } 3542 3543 static void 3544 adashutdown(void *arg, int howto) 3545 { 3546 int how; 3547 3548 adaflush(); 3549 3550 /* 3551 * STANDBY IMMEDIATE saves any volatile data to the drive. It also spins 3552 * down hard drives. IDLE IMMEDIATE also saves the volatile data without 3553 * a spindown. We send the former when we expect to lose power soon. For 3554 * a warm boot, we send the latter to avoid a thundering herd of spinups 3555 * just after the kernel loads while probing. We have to do something to 3556 * flush the data because the BIOS in many systems resets the HBA 3557 * causing a COMINIT/COMRESET negotiation, which some drives interpret 3558 * as license to toss the volatile data, and others count as unclean 3559 * shutdown when in the Active PM state in SMART attributes. 3560 * 3561 * adaspindown will ensure that we don't send this to a drive that 3562 * doesn't support it. 3563 */ 3564 if (ada_spindown_shutdown != 0) { 3565 how = (howto & (RB_HALT | RB_POWEROFF | RB_POWERCYCLE)) ? 3566 ATA_STANDBY_IMMEDIATE : ATA_IDLE_IMMEDIATE; 3567 adaspindown(how, 0); 3568 } 3569 } 3570 3571 static void 3572 adasuspend(void *arg) 3573 { 3574 3575 adaflush(); 3576 /* 3577 * SLEEP also fushes any volatile data, like STANDBY IMEDIATE, 3578 * so we don't need to send it as well. 3579 */ 3580 if (ada_spindown_suspend != 0) 3581 adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 3582 } 3583 3584 static void 3585 adaresume(void *arg) 3586 { 3587 struct cam_periph *periph; 3588 struct ada_softc *softc; 3589 3590 if (ada_spindown_suspend == 0) 3591 return; 3592 3593 CAM_PERIPH_FOREACH(periph, &adadriver) { 3594 cam_periph_lock(periph); 3595 softc = (struct ada_softc *)periph->softc; 3596 /* 3597 * We only spin-down the drive if it is capable of it.. 3598 */ 3599 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3600 cam_periph_unlock(periph); 3601 continue; 3602 } 3603 3604 if (bootverbose) 3605 xpt_print(periph->path, "resume\n"); 3606 3607 /* 3608 * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 3609 * sleep request. 3610 */ 3611 cam_release_devq(periph->path, 3612 /*relsim_flags*/0, 3613 /*openings*/0, 3614 /*timeout*/0, 3615 /*getcount_only*/0); 3616 3617 cam_periph_unlock(periph); 3618 } 3619 } 3620 3621 #endif /* _KERNEL */ 3622