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