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