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