1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer, 12 * without modification, immediately at the beginning of the file. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __FBSDID("$FreeBSD$"); 31 32 #include "opt_ada.h" 33 34 #include <sys/param.h> 35 36 #ifdef _KERNEL 37 #include <sys/systm.h> 38 #include <sys/kernel.h> 39 #include <sys/bio.h> 40 #include <sys/sysctl.h> 41 #include <sys/taskqueue.h> 42 #include <sys/lock.h> 43 #include <sys/mutex.h> 44 #include <sys/conf.h> 45 #include <sys/devicestat.h> 46 #include <sys/eventhandler.h> 47 #include <sys/malloc.h> 48 #include <sys/endian.h> 49 #include <sys/cons.h> 50 #include <sys/proc.h> 51 #include <sys/reboot.h> 52 #include <sys/sbuf.h> 53 #include <geom/geom_disk.h> 54 #endif /* _KERNEL */ 55 56 #ifndef _KERNEL 57 #include <stdio.h> 58 #include <string.h> 59 #endif /* _KERNEL */ 60 61 #include <cam/cam.h> 62 #include <cam/cam_ccb.h> 63 #include <cam/cam_periph.h> 64 #include <cam/cam_xpt_periph.h> 65 #include <cam/scsi/scsi_all.h> 66 #include <cam/scsi/scsi_da.h> 67 #include <cam/cam_sim.h> 68 #include <cam/cam_iosched.h> 69 70 #include <cam/ata/ata_all.h> 71 72 #include <machine/md_var.h> /* geometry translation */ 73 74 #ifdef _KERNEL 75 76 #define ATA_MAX_28BIT_LBA 268435455UL 77 78 extern int iosched_debug; 79 80 typedef enum { 81 ADA_STATE_RAHEAD, 82 ADA_STATE_WCACHE, 83 ADA_STATE_LOGDIR, 84 ADA_STATE_IDDIR, 85 ADA_STATE_SUP_CAP, 86 ADA_STATE_ZONE, 87 ADA_STATE_NORMAL 88 } ada_state; 89 90 typedef enum { 91 ADA_FLAG_CAN_48BIT = 0x00000002, 92 ADA_FLAG_CAN_FLUSHCACHE = 0x00000004, 93 ADA_FLAG_CAN_NCQ = 0x00000008, 94 ADA_FLAG_CAN_DMA = 0x00000010, 95 ADA_FLAG_NEED_OTAG = 0x00000020, 96 ADA_FLAG_WAS_OTAG = 0x00000040, 97 ADA_FLAG_CAN_TRIM = 0x00000080, 98 ADA_FLAG_OPEN = 0x00000100, 99 ADA_FLAG_SCTX_INIT = 0x00000200, 100 ADA_FLAG_CAN_CFA = 0x00000400, 101 ADA_FLAG_CAN_POWERMGT = 0x00000800, 102 ADA_FLAG_CAN_DMA48 = 0x00001000, 103 ADA_FLAG_CAN_LOG = 0x00002000, 104 ADA_FLAG_CAN_IDLOG = 0x00004000, 105 ADA_FLAG_CAN_SUPCAP = 0x00008000, 106 ADA_FLAG_CAN_ZONE = 0x00010000, 107 ADA_FLAG_CAN_WCACHE = 0x00020000, 108 ADA_FLAG_CAN_RAHEAD = 0x00040000, 109 ADA_FLAG_PROBED = 0x00080000, 110 ADA_FLAG_ANNOUNCED = 0x00100000, 111 ADA_FLAG_DIRTY = 0x00200000, 112 ADA_FLAG_CAN_NCQ_TRIM = 0x00400000, /* CAN_TRIM also set */ 113 ADA_FLAG_PIM_ATA_EXT = 0x00800000 114 } ada_flags; 115 116 typedef enum { 117 ADA_Q_NONE = 0x00, 118 ADA_Q_4K = 0x01, 119 ADA_Q_NCQ_TRIM_BROKEN = 0x02, 120 ADA_Q_LOG_BROKEN = 0x04, 121 ADA_Q_SMR_DM = 0x08 122 } ada_quirks; 123 124 #define ADA_Q_BIT_STRING \ 125 "\020" \ 126 "\0014K" \ 127 "\002NCQ_TRIM_BROKEN" \ 128 "\003LOG_BROKEN" \ 129 "\004SMR_DM" 130 131 typedef enum { 132 ADA_CCB_RAHEAD = 0x01, 133 ADA_CCB_WCACHE = 0x02, 134 ADA_CCB_BUFFER_IO = 0x03, 135 ADA_CCB_DUMP = 0x05, 136 ADA_CCB_TRIM = 0x06, 137 ADA_CCB_LOGDIR = 0x07, 138 ADA_CCB_IDDIR = 0x08, 139 ADA_CCB_SUP_CAP = 0x09, 140 ADA_CCB_ZONE = 0x0a, 141 ADA_CCB_TYPE_MASK = 0x0F, 142 } ada_ccb_state; 143 144 typedef enum { 145 ADA_ZONE_NONE = 0x00, 146 ADA_ZONE_DRIVE_MANAGED = 0x01, 147 ADA_ZONE_HOST_AWARE = 0x02, 148 ADA_ZONE_HOST_MANAGED = 0x03 149 } ada_zone_mode; 150 151 typedef enum { 152 ADA_ZONE_FLAG_RZ_SUP = 0x0001, 153 ADA_ZONE_FLAG_OPEN_SUP = 0x0002, 154 ADA_ZONE_FLAG_CLOSE_SUP = 0x0004, 155 ADA_ZONE_FLAG_FINISH_SUP = 0x0008, 156 ADA_ZONE_FLAG_RWP_SUP = 0x0010, 157 ADA_ZONE_FLAG_SUP_MASK = (ADA_ZONE_FLAG_RZ_SUP | 158 ADA_ZONE_FLAG_OPEN_SUP | 159 ADA_ZONE_FLAG_CLOSE_SUP | 160 ADA_ZONE_FLAG_FINISH_SUP | 161 ADA_ZONE_FLAG_RWP_SUP), 162 ADA_ZONE_FLAG_URSWRZ = 0x0020, 163 ADA_ZONE_FLAG_OPT_SEQ_SET = 0x0040, 164 ADA_ZONE_FLAG_OPT_NONSEQ_SET = 0x0080, 165 ADA_ZONE_FLAG_MAX_SEQ_SET = 0x0100, 166 ADA_ZONE_FLAG_SET_MASK = (ADA_ZONE_FLAG_OPT_SEQ_SET | 167 ADA_ZONE_FLAG_OPT_NONSEQ_SET | 168 ADA_ZONE_FLAG_MAX_SEQ_SET) 169 } ada_zone_flags; 170 171 static struct ada_zone_desc { 172 ada_zone_flags value; 173 const char *desc; 174 } ada_zone_desc_table[] = { 175 {ADA_ZONE_FLAG_RZ_SUP, "Report Zones" }, 176 {ADA_ZONE_FLAG_OPEN_SUP, "Open" }, 177 {ADA_ZONE_FLAG_CLOSE_SUP, "Close" }, 178 {ADA_ZONE_FLAG_FINISH_SUP, "Finish" }, 179 {ADA_ZONE_FLAG_RWP_SUP, "Reset Write Pointer" }, 180 }; 181 182 183 /* Offsets into our private area for storing information */ 184 #define ccb_state ppriv_field0 185 #define ccb_bp ppriv_ptr1 186 187 typedef enum { 188 ADA_DELETE_NONE, 189 ADA_DELETE_DISABLE, 190 ADA_DELETE_CFA_ERASE, 191 ADA_DELETE_DSM_TRIM, 192 ADA_DELETE_NCQ_DSM_TRIM, 193 ADA_DELETE_MIN = ADA_DELETE_CFA_ERASE, 194 ADA_DELETE_MAX = ADA_DELETE_NCQ_DSM_TRIM, 195 } ada_delete_methods; 196 197 static const char *ada_delete_method_names[] = 198 { "NONE", "DISABLE", "CFA_ERASE", "DSM_TRIM", "NCQ_DSM_TRIM" }; 199 #if 0 200 static const char *ada_delete_method_desc[] = 201 { "NONE", "DISABLED", "CFA Erase", "DSM Trim", "DSM Trim via NCQ" }; 202 #endif 203 204 struct disk_params { 205 u_int8_t heads; 206 u_int8_t secs_per_track; 207 u_int32_t cylinders; 208 u_int32_t secsize; /* Number of bytes/logical sector */ 209 u_int64_t sectors; /* Total number sectors */ 210 }; 211 212 #define TRIM_MAX_BLOCKS 8 213 #define TRIM_MAX_RANGES (TRIM_MAX_BLOCKS * ATA_DSM_BLK_RANGES) 214 struct trim_request { 215 uint8_t data[TRIM_MAX_RANGES * ATA_DSM_RANGE_SIZE]; 216 TAILQ_HEAD(, bio) bps; 217 }; 218 219 struct ada_softc { 220 struct cam_iosched_softc *cam_iosched; 221 int outstanding_cmds; /* Number of active commands */ 222 int refcount; /* Active xpt_action() calls */ 223 ada_state state; 224 ada_flags flags; 225 ada_zone_mode zone_mode; 226 ada_zone_flags zone_flags; 227 struct ata_gp_log_dir ata_logdir; 228 int valid_logdir_len; 229 struct ata_identify_log_pages ata_iddir; 230 int valid_iddir_len; 231 uint64_t optimal_seq_zones; 232 uint64_t optimal_nonseq_zones; 233 uint64_t max_seq_zones; 234 ada_quirks quirks; 235 ada_delete_methods delete_method; 236 int trim_max_ranges; 237 int read_ahead; 238 int write_cache; 239 int unmappedio; 240 int rotating; 241 #ifdef CAM_TEST_FAILURE 242 int force_read_error; 243 int force_write_error; 244 int periodic_read_error; 245 int periodic_read_count; 246 #endif 247 struct disk_params params; 248 struct disk *disk; 249 struct task sysctl_task; 250 struct sysctl_ctx_list sysctl_ctx; 251 struct sysctl_oid *sysctl_tree; 252 struct callout sendordered_c; 253 struct trim_request trim_req; 254 uint64_t trim_count; 255 uint64_t trim_ranges; 256 uint64_t trim_lbas; 257 #ifdef CAM_IO_STATS 258 struct sysctl_ctx_list sysctl_stats_ctx; 259 struct sysctl_oid *sysctl_stats_tree; 260 u_int timeouts; 261 u_int errors; 262 u_int invalidations; 263 #endif 264 #define ADA_ANNOUNCETMP_SZ 80 265 char announce_temp[ADA_ANNOUNCETMP_SZ]; 266 #define ADA_ANNOUNCE_SZ 400 267 char announce_buffer[ADA_ANNOUNCE_SZ]; 268 }; 269 270 struct ada_quirk_entry { 271 struct scsi_inquiry_pattern inq_pat; 272 ada_quirks quirks; 273 }; 274 275 static struct ada_quirk_entry ada_quirk_table[] = 276 { 277 { 278 /* Hitachi Advanced Format (4k) drives */ 279 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Hitachi H??????????E3*", "*" }, 280 /*quirks*/ADA_Q_4K 281 }, 282 { 283 /* Samsung Advanced Format (4k) drives */ 284 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD155UI*", "*" }, 285 /*quirks*/ADA_Q_4K 286 }, 287 { 288 /* Samsung Advanced Format (4k) drives */ 289 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD204UI*", "*" }, 290 /*quirks*/ADA_Q_4K 291 }, 292 { 293 /* Seagate Barracuda Green Advanced Format (4k) drives */ 294 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DL*", "*" }, 295 /*quirks*/ADA_Q_4K 296 }, 297 { 298 /* Seagate Barracuda Advanced Format (4k) drives */ 299 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???DM*", "*" }, 300 /*quirks*/ADA_Q_4K 301 }, 302 { 303 /* Seagate Barracuda Advanced Format (4k) drives */ 304 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DM*", "*" }, 305 /*quirks*/ADA_Q_4K 306 }, 307 { 308 /* Seagate Momentus Advanced Format (4k) drives */ 309 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500423AS*", "*" }, 310 /*quirks*/ADA_Q_4K 311 }, 312 { 313 /* Seagate Momentus Advanced Format (4k) drives */ 314 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500424AS*", "*" }, 315 /*quirks*/ADA_Q_4K 316 }, 317 { 318 /* Seagate Momentus Advanced Format (4k) drives */ 319 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640423AS*", "*" }, 320 /*quirks*/ADA_Q_4K 321 }, 322 { 323 /* Seagate Momentus Advanced Format (4k) drives */ 324 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640424AS*", "*" }, 325 /*quirks*/ADA_Q_4K 326 }, 327 { 328 /* Seagate Momentus Advanced Format (4k) drives */ 329 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750420AS*", "*" }, 330 /*quirks*/ADA_Q_4K 331 }, 332 { 333 /* Seagate Momentus Advanced Format (4k) drives */ 334 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750422AS*", "*" }, 335 /*quirks*/ADA_Q_4K 336 }, 337 { 338 /* Seagate Momentus Advanced Format (4k) drives */ 339 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750423AS*", "*" }, 340 /*quirks*/ADA_Q_4K 341 }, 342 { 343 /* Seagate Momentus Thin Advanced Format (4k) drives */ 344 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???LT*", "*" }, 345 /*quirks*/ADA_Q_4K 346 }, 347 { 348 /* WDC Caviar Red Advanced Format (4k) drives */ 349 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????CX*", "*" }, 350 /*quirks*/ADA_Q_4K 351 }, 352 { 353 /* WDC Caviar Green Advanced Format (4k) drives */ 354 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RS*", "*" }, 355 /*quirks*/ADA_Q_4K 356 }, 357 { 358 /* WDC Caviar Green/Red Advanced Format (4k) drives */ 359 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RX*", "*" }, 360 /*quirks*/ADA_Q_4K 361 }, 362 { 363 /* WDC Caviar Red Advanced Format (4k) drives */ 364 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????CX*", "*" }, 365 /*quirks*/ADA_Q_4K 366 }, 367 { 368 /* WDC Caviar Black Advanced Format (4k) drives */ 369 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????AZEX*", "*" }, 370 /*quirks*/ADA_Q_4K 371 }, 372 { 373 /* WDC Caviar Black Advanced Format (4k) drives */ 374 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????FZEX*", "*" }, 375 /*quirks*/ADA_Q_4K 376 }, 377 { 378 /* WDC Caviar Green Advanced Format (4k) drives */ 379 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RS*", "*" }, 380 /*quirks*/ADA_Q_4K 381 }, 382 { 383 /* WDC Caviar Green Advanced Format (4k) drives */ 384 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RX*", "*" }, 385 /*quirks*/ADA_Q_4K 386 }, 387 { 388 /* WDC Scorpio Black Advanced Format (4k) drives */ 389 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PKT*", "*" }, 390 /*quirks*/ADA_Q_4K 391 }, 392 { 393 /* WDC Scorpio Black Advanced Format (4k) drives */ 394 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PKT*", "*" }, 395 /*quirks*/ADA_Q_4K 396 }, 397 { 398 /* WDC Scorpio Blue Advanced Format (4k) drives */ 399 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PVT*", "*" }, 400 /*quirks*/ADA_Q_4K 401 }, 402 { 403 /* WDC Scorpio Blue Advanced Format (4k) drives */ 404 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PVT*", "*" }, 405 /*quirks*/ADA_Q_4K 406 }, 407 /* SSDs */ 408 { 409 /* 410 * Corsair Force 2 SSDs 411 * 4k optimised & trim only works in 4k requests + 4k aligned 412 */ 413 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair CSSD-F*", "*" }, 414 /*quirks*/ADA_Q_4K 415 }, 416 { 417 /* 418 * Corsair Force 3 SSDs 419 * 4k optimised & trim only works in 4k requests + 4k aligned 420 */ 421 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force 3*", "*" }, 422 /*quirks*/ADA_Q_4K 423 }, 424 { 425 /* 426 * Corsair Neutron GTX SSDs 427 * 4k optimised & trim only works in 4k requests + 4k aligned 428 */ 429 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 430 /*quirks*/ADA_Q_4K 431 }, 432 { 433 /* 434 * Corsair Force GT & GS SSDs 435 * 4k optimised & trim only works in 4k requests + 4k aligned 436 */ 437 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force G*", "*" }, 438 /*quirks*/ADA_Q_4K 439 }, 440 { 441 /* 442 * Crucial M4 SSDs 443 * 4k optimised & trim only works in 4k requests + 4k aligned 444 */ 445 { T_DIRECT, SIP_MEDIA_FIXED, "*", "M4-CT???M4SSD2*", "*" }, 446 /*quirks*/ADA_Q_4K 447 }, 448 { 449 /* 450 * Crucial M500 SSDs MU07 firmware 451 * NCQ Trim works 452 */ 453 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "MU07" }, 454 /*quirks*/0 455 }, 456 { 457 /* 458 * Crucial M500 SSDs all other firmware 459 * NCQ Trim doesn't work 460 */ 461 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "*" }, 462 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 463 }, 464 { 465 /* 466 * Crucial M550 SSDs 467 * NCQ Trim doesn't work, but only on MU01 firmware 468 */ 469 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M550*", "MU01" }, 470 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 471 }, 472 { 473 /* 474 * Crucial MX100 SSDs 475 * NCQ Trim doesn't work, but only on MU01 firmware 476 */ 477 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*MX100*", "MU01" }, 478 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 479 }, 480 { 481 /* 482 * Crucial RealSSD C300 SSDs 483 * 4k optimised 484 */ 485 { T_DIRECT, SIP_MEDIA_FIXED, "*", "C300-CTFDDAC???MAG*", 486 "*" }, /*quirks*/ADA_Q_4K 487 }, 488 { 489 /* 490 * FCCT M500 SSDs 491 * NCQ Trim doesn't work 492 */ 493 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FCCT*M500*", "*" }, 494 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 495 }, 496 { 497 /* 498 * Intel 320 Series SSDs 499 * 4k optimised & trim only works in 4k requests + 4k aligned 500 */ 501 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2CW*", "*" }, 502 /*quirks*/ADA_Q_4K 503 }, 504 { 505 /* 506 * Intel 330 Series SSDs 507 * 4k optimised & trim only works in 4k requests + 4k aligned 508 */ 509 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2CT*", "*" }, 510 /*quirks*/ADA_Q_4K 511 }, 512 { 513 /* 514 * Intel 510 Series SSDs 515 * 4k optimised & trim only works in 4k requests + 4k aligned 516 */ 517 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2MH*", "*" }, 518 /*quirks*/ADA_Q_4K 519 }, 520 { 521 /* 522 * Intel 520 Series SSDs 523 * 4k optimised & trim only works in 4k requests + 4k aligned 524 */ 525 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BW*", "*" }, 526 /*quirks*/ADA_Q_4K 527 }, 528 { 529 /* 530 * Intel S3610 Series SSDs 531 * 4k optimised & trim only works in 4k requests + 4k aligned 532 */ 533 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BX*", "*" }, 534 /*quirks*/ADA_Q_4K 535 }, 536 { 537 /* 538 * Intel X25-M Series SSDs 539 * 4k optimised & trim only works in 4k requests + 4k aligned 540 */ 541 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2M*", "*" }, 542 /*quirks*/ADA_Q_4K 543 }, 544 { 545 /* 546 * Kingston E100 Series SSDs 547 * 4k optimised & trim only works in 4k requests + 4k aligned 548 */ 549 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SE100S3*", "*" }, 550 /*quirks*/ADA_Q_4K 551 }, 552 { 553 /* 554 * Kingston HyperX 3k SSDs 555 * 4k optimised & trim only works in 4k requests + 4k aligned 556 */ 557 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SH103S3*", "*" }, 558 /*quirks*/ADA_Q_4K 559 }, 560 { 561 /* 562 * Marvell SSDs (entry taken from OpenSolaris) 563 * 4k optimised & trim only works in 4k requests + 4k aligned 564 */ 565 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MARVELL SD88SA02*", "*" }, 566 /*quirks*/ADA_Q_4K 567 }, 568 { 569 /* 570 * Micron M500 SSDs firmware MU07 571 * NCQ Trim works? 572 */ 573 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "MU07" }, 574 /*quirks*/0 575 }, 576 { 577 /* 578 * Micron M500 SSDs all other firmware 579 * NCQ Trim doesn't work 580 */ 581 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "*" }, 582 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 583 }, 584 { 585 /* 586 * Micron M5[15]0 SSDs 587 * NCQ Trim doesn't work, but only MU01 firmware 588 */ 589 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M5[15]0*", "MU01" }, 590 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 591 }, 592 { 593 /* 594 * Micron 5100 SSDs 595 * 4k optimised & trim only works in 4k requests + 4k aligned 596 */ 597 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron 5100 MTFDDAK*", "*" }, 598 /*quirks*/ADA_Q_4K 599 }, 600 { 601 /* 602 * OCZ Agility 2 SSDs 603 * 4k optimised & trim only works in 4k requests + 4k aligned 604 */ 605 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 606 /*quirks*/ADA_Q_4K 607 }, 608 { 609 /* 610 * OCZ Agility 3 SSDs 611 * 4k optimised & trim only works in 4k requests + 4k aligned 612 */ 613 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY3*", "*" }, 614 /*quirks*/ADA_Q_4K 615 }, 616 { 617 /* 618 * OCZ Deneva R Series SSDs 619 * 4k optimised & trim only works in 4k requests + 4k aligned 620 */ 621 { T_DIRECT, SIP_MEDIA_FIXED, "*", "DENRSTE251M45*", "*" }, 622 /*quirks*/ADA_Q_4K 623 }, 624 { 625 /* 626 * OCZ Vertex 2 SSDs (inc pro series) 627 * 4k optimised & trim only works in 4k requests + 4k aligned 628 */ 629 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ?VERTEX2*", "*" }, 630 /*quirks*/ADA_Q_4K 631 }, 632 { 633 /* 634 * OCZ Vertex 3 SSDs 635 * 4k optimised & trim only works in 4k requests + 4k aligned 636 */ 637 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX3*", "*" }, 638 /*quirks*/ADA_Q_4K 639 }, 640 { 641 /* 642 * OCZ Vertex 4 SSDs 643 * 4k optimised & trim only works in 4k requests + 4k aligned 644 */ 645 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX4*", "*" }, 646 /*quirks*/ADA_Q_4K 647 }, 648 { 649 /* 650 * Samsung 750 SSDs 651 * 4k optimised, NCQ TRIM seems to work 652 */ 653 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 750*", "*" }, 654 /*quirks*/ADA_Q_4K 655 }, 656 { 657 /* 658 * Samsung 830 Series SSDs 659 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 660 */ 661 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD 830 Series*", "*" }, 662 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 663 }, 664 { 665 /* 666 * Samsung 840 SSDs 667 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 668 */ 669 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 840*", "*" }, 670 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 671 }, 672 { 673 /* 674 * Samsung 845 SSDs 675 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 676 */ 677 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 845*", "*" }, 678 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 679 }, 680 { 681 /* 682 * Samsung 850 SSDs 683 * 4k optimised, NCQ TRIM broken (normal TRIM fine) 684 */ 685 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 850*", "*" }, 686 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 687 }, 688 { 689 /* 690 * Samsung SM863 Series SSDs (MZ7KM*) 691 * 4k optimised, NCQ believed to be working 692 */ 693 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7KM*", "*" }, 694 /*quirks*/ADA_Q_4K 695 }, 696 { 697 /* 698 * Samsung 843T Series SSDs (MZ7WD*) 699 * Samsung PM851 Series SSDs (MZ7TE*) 700 * Samsung PM853T Series SSDs (MZ7GE*) 701 * 4k optimised, NCQ believed to be broken since these are 702 * appear to be built with the same controllers as the 840/850. 703 */ 704 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7*", "*" }, 705 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 706 }, 707 { 708 /* 709 * Same as for SAMSUNG MZ7* but enable the quirks for SSD 710 * starting with MZ7* too 711 */ 712 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MZ7*", "*" }, 713 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 714 }, 715 { 716 /* 717 * Samsung PM851 Series SSDs Dell OEM 718 * device model "SAMSUNG SSD PM851 mSATA 256GB" 719 * 4k optimised, NCQ broken 720 */ 721 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD PM851*", "*" }, 722 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 723 }, 724 { 725 /* 726 * SuperTalent TeraDrive CT SSDs 727 * 4k optimised & trim only works in 4k requests + 4k aligned 728 */ 729 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FTM??CT25H*", "*" }, 730 /*quirks*/ADA_Q_4K 731 }, 732 { 733 /* 734 * XceedIOPS SATA SSDs 735 * 4k optimised 736 */ 737 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SG9XCS2D*", "*" }, 738 /*quirks*/ADA_Q_4K 739 }, 740 { 741 /* 742 * Samsung drive that doesn't support READ LOG EXT or 743 * READ LOG DMA EXT, despite reporting that it does in 744 * ATA identify data: 745 * SAMSUNG HD200HJ KF100-06 746 */ 747 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD200*", "*" }, 748 /*quirks*/ADA_Q_LOG_BROKEN 749 }, 750 { 751 /* 752 * Samsung drive that doesn't support READ LOG EXT or 753 * READ LOG DMA EXT, despite reporting that it does in 754 * ATA identify data: 755 * SAMSUNG HD501LJ CR100-10 756 */ 757 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD501*", "*" }, 758 /*quirks*/ADA_Q_LOG_BROKEN 759 }, 760 { 761 /* 762 * Seagate Lamarr 8TB Shingled Magnetic Recording (SMR) 763 * Drive Managed SATA hard drive. This drive doesn't report 764 * in firmware that it is a drive managed SMR drive. 765 */ 766 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST8000AS000[23]*", "*" }, 767 /*quirks*/ADA_Q_SMR_DM 768 }, 769 { 770 /* Default */ 771 { 772 T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 773 /*vendor*/"*", /*product*/"*", /*revision*/"*" 774 }, 775 /*quirks*/0 776 }, 777 }; 778 779 static disk_strategy_t adastrategy; 780 static dumper_t adadump; 781 static periph_init_t adainit; 782 static void adadiskgonecb(struct disk *dp); 783 static periph_oninv_t adaoninvalidate; 784 static periph_dtor_t adacleanup; 785 static void adaasync(void *callback_arg, u_int32_t code, 786 struct cam_path *path, void *arg); 787 static int adazonemodesysctl(SYSCTL_HANDLER_ARGS); 788 static int adazonesupsysctl(SYSCTL_HANDLER_ARGS); 789 static void adasysctlinit(void *context, int pending); 790 static int adagetattr(struct bio *bp); 791 static void adasetflags(struct ada_softc *softc, 792 struct ccb_getdev *cgd); 793 static periph_ctor_t adaregister; 794 static void ada_dsmtrim(struct ada_softc *softc, struct bio *bp, 795 struct ccb_ataio *ataio); 796 static void ada_cfaerase(struct ada_softc *softc, struct bio *bp, 797 struct ccb_ataio *ataio); 798 static int ada_zone_bio_to_ata(int disk_zone_cmd); 799 static int ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, 800 struct bio *bp, int *queue_ccb); 801 static periph_start_t adastart; 802 static void adaprobedone(struct cam_periph *periph, union ccb *ccb); 803 static void adazonedone(struct cam_periph *periph, union ccb *ccb); 804 static void adadone(struct cam_periph *periph, 805 union ccb *done_ccb); 806 static int adaerror(union ccb *ccb, u_int32_t cam_flags, 807 u_int32_t sense_flags); 808 static void adagetparams(struct cam_periph *periph, 809 struct ccb_getdev *cgd); 810 static timeout_t adasendorderedtag; 811 static void adashutdown(void *arg, int howto); 812 static void adasuspend(void *arg); 813 static void adaresume(void *arg); 814 815 #ifndef ADA_DEFAULT_TIMEOUT 816 #define ADA_DEFAULT_TIMEOUT 30 /* Timeout in seconds */ 817 #endif 818 819 #ifndef ADA_DEFAULT_RETRY 820 #define ADA_DEFAULT_RETRY 4 821 #endif 822 823 #ifndef ADA_DEFAULT_SEND_ORDERED 824 #define ADA_DEFAULT_SEND_ORDERED 1 825 #endif 826 827 #ifndef ADA_DEFAULT_SPINDOWN_SHUTDOWN 828 #define ADA_DEFAULT_SPINDOWN_SHUTDOWN 1 829 #endif 830 831 #ifndef ADA_DEFAULT_SPINDOWN_SUSPEND 832 #define ADA_DEFAULT_SPINDOWN_SUSPEND 1 833 #endif 834 835 #ifndef ADA_DEFAULT_READ_AHEAD 836 #define ADA_DEFAULT_READ_AHEAD 1 837 #endif 838 839 #ifndef ADA_DEFAULT_WRITE_CACHE 840 #define ADA_DEFAULT_WRITE_CACHE 1 841 #endif 842 843 #define ADA_RA (softc->read_ahead >= 0 ? \ 844 softc->read_ahead : ada_read_ahead) 845 #define ADA_WC (softc->write_cache >= 0 ? \ 846 softc->write_cache : ada_write_cache) 847 848 /* 849 * Most platforms map firmware geometry to actual, but some don't. If 850 * not overridden, default to nothing. 851 */ 852 #ifndef ata_disk_firmware_geom_adjust 853 #define ata_disk_firmware_geom_adjust(disk) 854 #endif 855 856 static int ada_retry_count = ADA_DEFAULT_RETRY; 857 static int ada_default_timeout = ADA_DEFAULT_TIMEOUT; 858 static int ada_send_ordered = ADA_DEFAULT_SEND_ORDERED; 859 static int ada_spindown_shutdown = ADA_DEFAULT_SPINDOWN_SHUTDOWN; 860 static int ada_spindown_suspend = ADA_DEFAULT_SPINDOWN_SUSPEND; 861 static int ada_read_ahead = ADA_DEFAULT_READ_AHEAD; 862 static int ada_write_cache = ADA_DEFAULT_WRITE_CACHE; 863 864 static SYSCTL_NODE(_kern_cam, OID_AUTO, ada, CTLFLAG_RD, 0, 865 "CAM Direct Access Disk driver"); 866 SYSCTL_INT(_kern_cam_ada, OID_AUTO, retry_count, CTLFLAG_RWTUN, 867 &ada_retry_count, 0, "Normal I/O retry count"); 868 SYSCTL_INT(_kern_cam_ada, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 869 &ada_default_timeout, 0, "Normal I/O timeout (in seconds)"); 870 SYSCTL_INT(_kern_cam_ada, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 871 &ada_send_ordered, 0, "Send Ordered Tags"); 872 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_shutdown, CTLFLAG_RWTUN, 873 &ada_spindown_shutdown, 0, "Spin down upon shutdown"); 874 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_suspend, CTLFLAG_RWTUN, 875 &ada_spindown_suspend, 0, "Spin down upon suspend"); 876 SYSCTL_INT(_kern_cam_ada, OID_AUTO, read_ahead, CTLFLAG_RWTUN, 877 &ada_read_ahead, 0, "Enable disk read-ahead"); 878 SYSCTL_INT(_kern_cam_ada, OID_AUTO, write_cache, CTLFLAG_RWTUN, 879 &ada_write_cache, 0, "Enable disk write cache"); 880 881 /* 882 * ADA_ORDEREDTAG_INTERVAL determines how often, relative 883 * to the default timeout, we check to see whether an ordered 884 * tagged transaction is appropriate to prevent simple tag 885 * starvation. Since we'd like to ensure that there is at least 886 * 1/2 of the timeout length left for a starved transaction to 887 * complete after we've sent an ordered tag, we must poll at least 888 * four times in every timeout period. This takes care of the worst 889 * case where a starved transaction starts during an interval that 890 * meets the requirement "don't send an ordered tag" test so it takes 891 * us two intervals to determine that a tag must be sent. 892 */ 893 #ifndef ADA_ORDEREDTAG_INTERVAL 894 #define ADA_ORDEREDTAG_INTERVAL 4 895 #endif 896 897 static struct periph_driver adadriver = 898 { 899 adainit, "ada", 900 TAILQ_HEAD_INITIALIZER(adadriver.units), /* generation */ 0 901 }; 902 903 static int adadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 904 905 PERIPHDRIVER_DECLARE(ada, adadriver); 906 907 static MALLOC_DEFINE(M_ATADA, "ata_da", "ata_da buffers"); 908 909 static int 910 adaopen(struct disk *dp) 911 { 912 struct cam_periph *periph; 913 struct ada_softc *softc; 914 int error; 915 916 periph = (struct cam_periph *)dp->d_drv1; 917 if (cam_periph_acquire(periph) != 0) { 918 return(ENXIO); 919 } 920 921 cam_periph_lock(periph); 922 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 923 cam_periph_unlock(periph); 924 cam_periph_release(periph); 925 return (error); 926 } 927 928 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 929 ("adaopen\n")); 930 931 softc = (struct ada_softc *)periph->softc; 932 softc->flags |= ADA_FLAG_OPEN; 933 934 cam_periph_unhold(periph); 935 cam_periph_unlock(periph); 936 return (0); 937 } 938 939 static int 940 adaclose(struct disk *dp) 941 { 942 struct cam_periph *periph; 943 struct ada_softc *softc; 944 union ccb *ccb; 945 int error; 946 947 periph = (struct cam_periph *)dp->d_drv1; 948 softc = (struct ada_softc *)periph->softc; 949 cam_periph_lock(periph); 950 951 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 952 ("adaclose\n")); 953 954 /* We only sync the cache if the drive is capable of it. */ 955 if ((softc->flags & ADA_FLAG_DIRTY) != 0 && 956 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) != 0 && 957 (periph->flags & CAM_PERIPH_INVALID) == 0 && 958 cam_periph_hold(periph, PRIBIO) == 0) { 959 960 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 961 cam_fill_ataio(&ccb->ataio, 962 1, 963 NULL, 964 CAM_DIR_NONE, 965 0, 966 NULL, 967 0, 968 ada_default_timeout*1000); 969 970 if (softc->flags & ADA_FLAG_CAN_48BIT) 971 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 972 else 973 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 974 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 975 /*sense_flags*/0, softc->disk->d_devstat); 976 977 if (error != 0) 978 xpt_print(periph->path, "Synchronize cache failed\n"); 979 softc->flags &= ~ADA_FLAG_DIRTY; 980 xpt_release_ccb(ccb); 981 cam_periph_unhold(periph); 982 } 983 984 softc->flags &= ~ADA_FLAG_OPEN; 985 986 while (softc->refcount != 0) 987 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "adaclose", 1); 988 cam_periph_unlock(periph); 989 cam_periph_release(periph); 990 return (0); 991 } 992 993 static void 994 adaschedule(struct cam_periph *periph) 995 { 996 struct ada_softc *softc = (struct ada_softc *)periph->softc; 997 998 if (softc->state != ADA_STATE_NORMAL) 999 return; 1000 1001 cam_iosched_schedule(softc->cam_iosched, periph); 1002 } 1003 1004 /* 1005 * Actually translate the requested transfer into one the physical driver 1006 * can understand. The transfer is described by a buf and will include 1007 * only one physical transfer. 1008 */ 1009 static void 1010 adastrategy(struct bio *bp) 1011 { 1012 struct cam_periph *periph; 1013 struct ada_softc *softc; 1014 1015 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1016 softc = (struct ada_softc *)periph->softc; 1017 1018 cam_periph_lock(periph); 1019 1020 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastrategy(%p)\n", bp)); 1021 1022 /* 1023 * If the device has been made invalid, error out 1024 */ 1025 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1026 cam_periph_unlock(periph); 1027 biofinish(bp, NULL, ENXIO); 1028 return; 1029 } 1030 1031 /* 1032 * Zone commands must be ordered, because they can depend on the 1033 * effects of previously issued commands, and they may affect 1034 * commands after them. 1035 */ 1036 if (bp->bio_cmd == BIO_ZONE) 1037 bp->bio_flags |= BIO_ORDERED; 1038 1039 /* 1040 * Place it in the queue of disk activities for this disk 1041 */ 1042 cam_iosched_queue_work(softc->cam_iosched, bp); 1043 1044 /* 1045 * Schedule ourselves for performing the work. 1046 */ 1047 adaschedule(periph); 1048 cam_periph_unlock(periph); 1049 1050 return; 1051 } 1052 1053 static int 1054 adadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1055 { 1056 struct cam_periph *periph; 1057 struct ada_softc *softc; 1058 u_int secsize; 1059 struct ccb_ataio ataio; 1060 struct disk *dp; 1061 uint64_t lba; 1062 uint16_t count; 1063 int error = 0; 1064 1065 dp = arg; 1066 periph = dp->d_drv1; 1067 softc = (struct ada_softc *)periph->softc; 1068 secsize = softc->params.secsize; 1069 lba = offset / secsize; 1070 count = length / secsize; 1071 if ((periph->flags & CAM_PERIPH_INVALID) != 0) 1072 return (ENXIO); 1073 1074 memset(&ataio, 0, sizeof(ataio)); 1075 if (length > 0) { 1076 xpt_setup_ccb(&ataio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1077 ataio.ccb_h.ccb_state = ADA_CCB_DUMP; 1078 cam_fill_ataio(&ataio, 1079 0, 1080 NULL, 1081 CAM_DIR_OUT, 1082 0, 1083 (u_int8_t *) virtual, 1084 length, 1085 ada_default_timeout*1000); 1086 if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1087 (lba + count >= ATA_MAX_28BIT_LBA || 1088 count >= 256)) { 1089 ata_48bit_cmd(&ataio, ATA_WRITE_DMA48, 1090 0, lba, count); 1091 } else { 1092 ata_28bit_cmd(&ataio, ATA_WRITE_DMA, 1093 0, lba, count); 1094 } 1095 error = cam_periph_runccb((union ccb *)&ataio, adaerror, 1096 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1097 if (error != 0) 1098 printf("Aborting dump due to I/O error.\n"); 1099 1100 return (error); 1101 } 1102 1103 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 1104 xpt_setup_ccb(&ataio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1105 1106 /* 1107 * Tell the drive to flush its internal cache. if we 1108 * can't flush in 5s we have big problems. No need to 1109 * wait the default 60s to detect problems. 1110 */ 1111 ataio.ccb_h.ccb_state = ADA_CCB_DUMP; 1112 cam_fill_ataio(&ataio, 1113 0, 1114 NULL, 1115 CAM_DIR_NONE, 1116 0, 1117 NULL, 1118 0, 1119 5*1000); 1120 1121 if (softc->flags & ADA_FLAG_CAN_48BIT) 1122 ata_48bit_cmd(&ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1123 else 1124 ata_28bit_cmd(&ataio, ATA_FLUSHCACHE, 0, 0, 0); 1125 error = cam_periph_runccb((union ccb *)&ataio, adaerror, 1126 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1127 if (error != 0) 1128 xpt_print(periph->path, "Synchronize cache failed\n"); 1129 } 1130 return (error); 1131 } 1132 1133 static void 1134 adainit(void) 1135 { 1136 cam_status status; 1137 1138 /* 1139 * Install a global async callback. This callback will 1140 * receive async callbacks like "new device found". 1141 */ 1142 status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 1143 1144 if (status != CAM_REQ_CMP) { 1145 printf("ada: Failed to attach master async callback " 1146 "due to status 0x%x!\n", status); 1147 } else if (ada_send_ordered) { 1148 1149 /* Register our event handlers */ 1150 if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 1151 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1152 printf("adainit: power event registration failed!\n"); 1153 if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 1154 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1155 printf("adainit: power event registration failed!\n"); 1156 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 1157 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1158 printf("adainit: shutdown event registration failed!\n"); 1159 } 1160 } 1161 1162 /* 1163 * Callback from GEOM, called when it has finished cleaning up its 1164 * resources. 1165 */ 1166 static void 1167 adadiskgonecb(struct disk *dp) 1168 { 1169 struct cam_periph *periph; 1170 1171 periph = (struct cam_periph *)dp->d_drv1; 1172 1173 cam_periph_release(periph); 1174 } 1175 1176 static void 1177 adaoninvalidate(struct cam_periph *periph) 1178 { 1179 struct ada_softc *softc; 1180 1181 softc = (struct ada_softc *)periph->softc; 1182 1183 /* 1184 * De-register any async callbacks. 1185 */ 1186 xpt_register_async(0, adaasync, periph, periph->path); 1187 #ifdef CAM_IO_STATS 1188 softc->invalidations++; 1189 #endif 1190 1191 /* 1192 * Return all queued I/O with ENXIO. 1193 * XXX Handle any transactions queued to the card 1194 * with XPT_ABORT_CCB. 1195 */ 1196 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO); 1197 1198 disk_gone(softc->disk); 1199 } 1200 1201 static void 1202 adacleanup(struct cam_periph *periph) 1203 { 1204 struct ada_softc *softc; 1205 1206 softc = (struct ada_softc *)periph->softc; 1207 1208 cam_periph_unlock(periph); 1209 1210 cam_iosched_fini(softc->cam_iosched); 1211 1212 /* 1213 * If we can't free the sysctl tree, oh well... 1214 */ 1215 if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0) { 1216 #ifdef CAM_IO_STATS 1217 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0) 1218 xpt_print(periph->path, 1219 "can't remove sysctl stats context\n"); 1220 #endif 1221 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0) 1222 xpt_print(periph->path, 1223 "can't remove sysctl context\n"); 1224 } 1225 1226 disk_destroy(softc->disk); 1227 callout_drain(&softc->sendordered_c); 1228 free(softc, M_DEVBUF); 1229 cam_periph_lock(periph); 1230 } 1231 1232 static void 1233 adasetdeletemethod(struct ada_softc *softc) 1234 { 1235 1236 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1237 softc->delete_method = ADA_DELETE_NCQ_DSM_TRIM; 1238 else if (softc->flags & ADA_FLAG_CAN_TRIM) 1239 softc->delete_method = ADA_DELETE_DSM_TRIM; 1240 else if ((softc->flags & ADA_FLAG_CAN_CFA) && !(softc->flags & ADA_FLAG_CAN_48BIT)) 1241 softc->delete_method = ADA_DELETE_CFA_ERASE; 1242 else 1243 softc->delete_method = ADA_DELETE_NONE; 1244 } 1245 1246 static void 1247 adaasync(void *callback_arg, u_int32_t code, 1248 struct cam_path *path, void *arg) 1249 { 1250 struct ccb_getdev cgd; 1251 struct cam_periph *periph; 1252 struct ada_softc *softc; 1253 1254 periph = (struct cam_periph *)callback_arg; 1255 switch (code) { 1256 case AC_FOUND_DEVICE: 1257 { 1258 struct ccb_getdev *cgd; 1259 cam_status status; 1260 1261 cgd = (struct ccb_getdev *)arg; 1262 if (cgd == NULL) 1263 break; 1264 1265 if (cgd->protocol != PROTO_ATA) 1266 break; 1267 1268 /* 1269 * Allocate a peripheral instance for 1270 * this device and start the probe 1271 * process. 1272 */ 1273 status = cam_periph_alloc(adaregister, adaoninvalidate, 1274 adacleanup, adastart, 1275 "ada", CAM_PERIPH_BIO, 1276 path, adaasync, 1277 AC_FOUND_DEVICE, cgd); 1278 1279 if (status != CAM_REQ_CMP 1280 && status != CAM_REQ_INPROG) 1281 printf("adaasync: Unable to attach to new device " 1282 "due to status 0x%x\n", status); 1283 break; 1284 } 1285 case AC_GETDEV_CHANGED: 1286 { 1287 softc = (struct ada_softc *)periph->softc; 1288 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1289 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1290 xpt_action((union ccb *)&cgd); 1291 1292 /* 1293 * Set/clear support flags based on the new Identify data. 1294 */ 1295 adasetflags(softc, &cgd); 1296 1297 cam_periph_async(periph, code, path, arg); 1298 break; 1299 } 1300 case AC_ADVINFO_CHANGED: 1301 { 1302 uintptr_t buftype; 1303 1304 buftype = (uintptr_t)arg; 1305 if (buftype == CDAI_TYPE_PHYS_PATH) { 1306 struct ada_softc *softc; 1307 1308 softc = periph->softc; 1309 disk_attr_changed(softc->disk, "GEOM::physpath", 1310 M_NOWAIT); 1311 } 1312 break; 1313 } 1314 case AC_SENT_BDR: 1315 case AC_BUS_RESET: 1316 { 1317 softc = (struct ada_softc *)periph->softc; 1318 cam_periph_async(periph, code, path, arg); 1319 if (softc->state != ADA_STATE_NORMAL) 1320 break; 1321 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1322 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1323 xpt_action((union ccb *)&cgd); 1324 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1325 softc->state = ADA_STATE_RAHEAD; 1326 else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) 1327 softc->state = ADA_STATE_WCACHE; 1328 else if ((softc->flags & ADA_FLAG_CAN_LOG) 1329 && (softc->zone_mode != ADA_ZONE_NONE)) 1330 softc->state = ADA_STATE_LOGDIR; 1331 else 1332 break; 1333 if (cam_periph_acquire(periph) != 0) 1334 softc->state = ADA_STATE_NORMAL; 1335 else 1336 xpt_schedule(periph, CAM_PRIORITY_DEV); 1337 } 1338 default: 1339 cam_periph_async(periph, code, path, arg); 1340 break; 1341 } 1342 } 1343 1344 static int 1345 adazonemodesysctl(SYSCTL_HANDLER_ARGS) 1346 { 1347 char tmpbuf[40]; 1348 struct ada_softc *softc; 1349 int error; 1350 1351 softc = (struct ada_softc *)arg1; 1352 1353 switch (softc->zone_mode) { 1354 case ADA_ZONE_DRIVE_MANAGED: 1355 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed"); 1356 break; 1357 case ADA_ZONE_HOST_AWARE: 1358 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware"); 1359 break; 1360 case ADA_ZONE_HOST_MANAGED: 1361 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed"); 1362 break; 1363 case ADA_ZONE_NONE: 1364 default: 1365 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned"); 1366 break; 1367 } 1368 1369 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req); 1370 1371 return (error); 1372 } 1373 1374 static int 1375 adazonesupsysctl(SYSCTL_HANDLER_ARGS) 1376 { 1377 char tmpbuf[180]; 1378 struct ada_softc *softc; 1379 struct sbuf sb; 1380 int error, first; 1381 unsigned int i; 1382 1383 softc = (struct ada_softc *)arg1; 1384 1385 error = 0; 1386 first = 1; 1387 sbuf_new(&sb, tmpbuf, sizeof(tmpbuf), 0); 1388 1389 for (i = 0; i < sizeof(ada_zone_desc_table) / 1390 sizeof(ada_zone_desc_table[0]); i++) { 1391 if (softc->zone_flags & ada_zone_desc_table[i].value) { 1392 if (first == 0) 1393 sbuf_printf(&sb, ", "); 1394 else 1395 first = 0; 1396 sbuf_cat(&sb, ada_zone_desc_table[i].desc); 1397 } 1398 } 1399 1400 if (first == 1) 1401 sbuf_printf(&sb, "None"); 1402 1403 sbuf_finish(&sb); 1404 1405 error = sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req); 1406 1407 return (error); 1408 } 1409 1410 1411 static void 1412 adasysctlinit(void *context, int pending) 1413 { 1414 struct cam_periph *periph; 1415 struct ada_softc *softc; 1416 char tmpstr[32], tmpstr2[16]; 1417 1418 periph = (struct cam_periph *)context; 1419 1420 /* periph was held for us when this task was enqueued */ 1421 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1422 cam_periph_release(periph); 1423 return; 1424 } 1425 1426 softc = (struct ada_softc *)periph->softc; 1427 snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d",periph->unit_number); 1428 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1429 1430 sysctl_ctx_init(&softc->sysctl_ctx); 1431 softc->flags |= ADA_FLAG_SCTX_INIT; 1432 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx, 1433 SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1434 CTLFLAG_RD, 0, tmpstr, "device_index"); 1435 if (softc->sysctl_tree == NULL) { 1436 printf("adasysctlinit: unable to allocate sysctl tree\n"); 1437 cam_periph_release(periph); 1438 return; 1439 } 1440 1441 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1442 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RW, 1443 softc, 0, adadeletemethodsysctl, "A", 1444 "BIO_DELETE execution method"); 1445 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1446 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1447 "trim_count", CTLFLAG_RD, &softc->trim_count, 1448 "Total number of dsm commands sent"); 1449 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1450 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1451 "trim_ranges", CTLFLAG_RD, &softc->trim_ranges, 1452 "Total number of ranges in dsm commands"); 1453 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1454 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1455 "trim_lbas", CTLFLAG_RD, &softc->trim_lbas, 1456 "Total lbas in the dsm commands sent"); 1457 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1458 OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1459 &softc->read_ahead, 0, "Enable disk read ahead."); 1460 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1461 OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1462 &softc->write_cache, 0, "Enable disk write cache."); 1463 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1464 OID_AUTO, "unmapped_io", CTLFLAG_RD | CTLFLAG_MPSAFE, 1465 &softc->unmappedio, 0, "Unmapped I/O leaf"); 1466 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1467 OID_AUTO, "rotating", CTLFLAG_RD | CTLFLAG_MPSAFE, 1468 &softc->rotating, 0, "Rotating media"); 1469 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1470 OID_AUTO, "zone_mode", CTLTYPE_STRING | CTLFLAG_RD, 1471 softc, 0, adazonemodesysctl, "A", 1472 "Zone Mode"); 1473 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1474 OID_AUTO, "zone_support", CTLTYPE_STRING | CTLFLAG_RD, 1475 softc, 0, adazonesupsysctl, "A", 1476 "Zone Support"); 1477 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1478 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1479 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones, 1480 "Optimal Number of Open Sequential Write Preferred Zones"); 1481 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1482 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1483 "optimal_nonseq_zones", CTLFLAG_RD, 1484 &softc->optimal_nonseq_zones, 1485 "Optimal Number of Non-Sequentially Written Sequential Write " 1486 "Preferred Zones"); 1487 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1488 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1489 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones, 1490 "Maximum Number of Open Sequential Write Required Zones"); 1491 1492 #ifdef CAM_TEST_FAILURE 1493 /* 1494 * Add a 'door bell' sysctl which allows one to set it from userland 1495 * and cause something bad to happen. For the moment, we only allow 1496 * whacking the next read or write. 1497 */ 1498 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1499 OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1500 &softc->force_read_error, 0, 1501 "Force a read error for the next N reads."); 1502 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1503 OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1504 &softc->force_write_error, 0, 1505 "Force a write error for the next N writes."); 1506 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1507 OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1508 &softc->periodic_read_error, 0, 1509 "Force a read error every N reads (don't set too low)."); 1510 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1511 OID_AUTO, "invalidate", CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE, 1512 periph, 0, cam_periph_invalidate_sysctl, "I", 1513 "Write 1 to invalidate the drive immediately"); 1514 #endif 1515 1516 #ifdef CAM_IO_STATS 1517 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx, 1518 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats", 1519 CTLFLAG_RD, 0, "Statistics"); 1520 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1521 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1522 OID_AUTO, "timeouts", CTLFLAG_RD | CTLFLAG_MPSAFE, 1523 &softc->timeouts, 0, 1524 "Device timeouts reported by the SIM"); 1525 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1526 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1527 OID_AUTO, "errors", CTLFLAG_RD | CTLFLAG_MPSAFE, 1528 &softc->errors, 0, 1529 "Transport errors reported by the SIM."); 1530 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1531 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1532 OID_AUTO, "pack_invalidations", CTLFLAG_RD | CTLFLAG_MPSAFE, 1533 &softc->invalidations, 0, 1534 "Device pack invalidations."); 1535 #endif 1536 1537 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx, 1538 softc->sysctl_tree); 1539 1540 cam_periph_release(periph); 1541 } 1542 1543 static int 1544 adagetattr(struct bio *bp) 1545 { 1546 int ret; 1547 struct cam_periph *periph; 1548 1549 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1550 cam_periph_lock(periph); 1551 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1552 periph->path); 1553 cam_periph_unlock(periph); 1554 if (ret == 0) 1555 bp->bio_completed = bp->bio_length; 1556 return ret; 1557 } 1558 1559 static int 1560 adadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 1561 { 1562 char buf[16]; 1563 const char *p; 1564 struct ada_softc *softc; 1565 int i, error, value, methods; 1566 1567 softc = (struct ada_softc *)arg1; 1568 1569 value = softc->delete_method; 1570 if (value < 0 || value > ADA_DELETE_MAX) 1571 p = "UNKNOWN"; 1572 else 1573 p = ada_delete_method_names[value]; 1574 strncpy(buf, p, sizeof(buf)); 1575 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 1576 if (error != 0 || req->newptr == NULL) 1577 return (error); 1578 methods = 1 << ADA_DELETE_DISABLE; 1579 if ((softc->flags & ADA_FLAG_CAN_CFA) && 1580 !(softc->flags & ADA_FLAG_CAN_48BIT)) 1581 methods |= 1 << ADA_DELETE_CFA_ERASE; 1582 if (softc->flags & ADA_FLAG_CAN_TRIM) 1583 methods |= 1 << ADA_DELETE_DSM_TRIM; 1584 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1585 methods |= 1 << ADA_DELETE_NCQ_DSM_TRIM; 1586 for (i = 0; i <= ADA_DELETE_MAX; i++) { 1587 if (!(methods & (1 << i)) || 1588 strcmp(buf, ada_delete_method_names[i]) != 0) 1589 continue; 1590 softc->delete_method = i; 1591 return (0); 1592 } 1593 return (EINVAL); 1594 } 1595 1596 static void 1597 adasetflags(struct ada_softc *softc, struct ccb_getdev *cgd) 1598 { 1599 if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1600 (cgd->inq_flags & SID_DMA)) 1601 softc->flags |= ADA_FLAG_CAN_DMA; 1602 else 1603 softc->flags &= ~ADA_FLAG_CAN_DMA; 1604 1605 if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1606 softc->flags |= ADA_FLAG_CAN_48BIT; 1607 if (cgd->inq_flags & SID_DMA48) 1608 softc->flags |= ADA_FLAG_CAN_DMA48; 1609 else 1610 softc->flags &= ~ADA_FLAG_CAN_DMA48; 1611 } else 1612 softc->flags &= ~(ADA_FLAG_CAN_48BIT | ADA_FLAG_CAN_DMA48); 1613 1614 if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1615 softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1616 else 1617 softc->flags &= ~ADA_FLAG_CAN_FLUSHCACHE; 1618 1619 if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1620 softc->flags |= ADA_FLAG_CAN_POWERMGT; 1621 else 1622 softc->flags &= ~ADA_FLAG_CAN_POWERMGT; 1623 1624 if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1625 (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1626 softc->flags |= ADA_FLAG_CAN_NCQ; 1627 else 1628 softc->flags &= ~ADA_FLAG_CAN_NCQ; 1629 1630 if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1631 (cgd->inq_flags & SID_DMA)) { 1632 softc->flags |= ADA_FLAG_CAN_TRIM; 1633 softc->trim_max_ranges = TRIM_MAX_RANGES; 1634 if (cgd->ident_data.max_dsm_blocks != 0) { 1635 softc->trim_max_ranges = 1636 min(cgd->ident_data.max_dsm_blocks * 1637 ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1638 } 1639 /* 1640 * If we can do RCVSND_FPDMA_QUEUED commands, we may be able 1641 * to do NCQ trims, if we support trims at all. We also need 1642 * support from the SIM to do things properly. Perhaps we 1643 * should look at log 13 dword 0 bit 0 and dword 1 bit 0 are 1644 * set too... 1645 */ 1646 if ((softc->quirks & ADA_Q_NCQ_TRIM_BROKEN) == 0 && 1647 (softc->flags & ADA_FLAG_PIM_ATA_EXT) != 0 && 1648 (cgd->ident_data.satacapabilities2 & 1649 ATA_SUPPORT_RCVSND_FPDMA_QUEUED) != 0 && 1650 (softc->flags & ADA_FLAG_CAN_TRIM) != 0) 1651 softc->flags |= ADA_FLAG_CAN_NCQ_TRIM; 1652 else 1653 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 1654 } else 1655 softc->flags &= ~(ADA_FLAG_CAN_TRIM | ADA_FLAG_CAN_NCQ_TRIM); 1656 1657 if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1658 softc->flags |= ADA_FLAG_CAN_CFA; 1659 else 1660 softc->flags &= ~ADA_FLAG_CAN_CFA; 1661 1662 /* 1663 * Now that we've set the appropriate flags, setup the delete 1664 * method. 1665 */ 1666 adasetdeletemethod(softc); 1667 1668 if ((cgd->ident_data.support.extension & ATA_SUPPORT_GENLOG) 1669 && ((softc->quirks & ADA_Q_LOG_BROKEN) == 0)) 1670 softc->flags |= ADA_FLAG_CAN_LOG; 1671 else 1672 softc->flags &= ~ADA_FLAG_CAN_LOG; 1673 1674 if ((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1675 ATA_SUPPORT_ZONE_HOST_AWARE) 1676 softc->zone_mode = ADA_ZONE_HOST_AWARE; 1677 else if (((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1678 ATA_SUPPORT_ZONE_DEV_MANAGED) 1679 || (softc->quirks & ADA_Q_SMR_DM)) 1680 softc->zone_mode = ADA_ZONE_DRIVE_MANAGED; 1681 else 1682 softc->zone_mode = ADA_ZONE_NONE; 1683 1684 if (cgd->ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1685 softc->flags |= ADA_FLAG_CAN_RAHEAD; 1686 else 1687 softc->flags &= ~ADA_FLAG_CAN_RAHEAD; 1688 1689 if (cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1690 softc->flags |= ADA_FLAG_CAN_WCACHE; 1691 else 1692 softc->flags &= ~ADA_FLAG_CAN_WCACHE; 1693 } 1694 1695 static cam_status 1696 adaregister(struct cam_periph *periph, void *arg) 1697 { 1698 struct ada_softc *softc; 1699 struct ccb_pathinq cpi; 1700 struct ccb_getdev *cgd; 1701 struct disk_params *dp; 1702 struct sbuf sb; 1703 char *announce_buf; 1704 caddr_t match; 1705 u_int maxio; 1706 int quirks; 1707 1708 cgd = (struct ccb_getdev *)arg; 1709 if (cgd == NULL) { 1710 printf("adaregister: no getdev CCB, can't register device\n"); 1711 return(CAM_REQ_CMP_ERR); 1712 } 1713 1714 softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1715 M_NOWAIT|M_ZERO); 1716 1717 if (softc == NULL) { 1718 printf("adaregister: Unable to probe new device. " 1719 "Unable to allocate softc\n"); 1720 return(CAM_REQ_CMP_ERR); 1721 } 1722 1723 announce_buf = softc->announce_temp; 1724 bzero(announce_buf, ADA_ANNOUNCETMP_SZ); 1725 1726 if (cam_iosched_init(&softc->cam_iosched, periph) != 0) { 1727 printf("adaregister: Unable to probe new device. " 1728 "Unable to allocate iosched memory\n"); 1729 free(softc, M_DEVBUF); 1730 return(CAM_REQ_CMP_ERR); 1731 } 1732 1733 periph->softc = softc; 1734 1735 /* 1736 * See if this device has any quirks. 1737 */ 1738 match = cam_quirkmatch((caddr_t)&cgd->ident_data, 1739 (caddr_t)ada_quirk_table, 1740 nitems(ada_quirk_table), 1741 sizeof(*ada_quirk_table), ata_identify_match); 1742 if (match != NULL) 1743 softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 1744 else 1745 softc->quirks = ADA_Q_NONE; 1746 1747 xpt_path_inq(&cpi, periph->path); 1748 1749 TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 1750 1751 /* 1752 * Register this media as a disk 1753 */ 1754 (void)cam_periph_hold(periph, PRIBIO); 1755 cam_periph_unlock(periph); 1756 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1757 "kern.cam.ada.%d.quirks", periph->unit_number); 1758 quirks = softc->quirks; 1759 TUNABLE_INT_FETCH(announce_buf, &quirks); 1760 softc->quirks = quirks; 1761 softc->read_ahead = -1; 1762 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1763 "kern.cam.ada.%d.read_ahead", periph->unit_number); 1764 TUNABLE_INT_FETCH(announce_buf, &softc->read_ahead); 1765 softc->write_cache = -1; 1766 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1767 "kern.cam.ada.%d.write_cache", periph->unit_number); 1768 TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 1769 1770 /* 1771 * Set support flags based on the Identify data and quirks. 1772 */ 1773 adasetflags(softc, cgd); 1774 1775 /* Disable queue sorting for non-rotational media by default. */ 1776 if (cgd->ident_data.media_rotation_rate == ATA_RATE_NON_ROTATING) { 1777 softc->rotating = 0; 1778 } else { 1779 softc->rotating = 1; 1780 } 1781 cam_iosched_set_sort_queue(softc->cam_iosched, softc->rotating ? -1 : 0); 1782 adagetparams(periph, cgd); 1783 softc->disk = disk_alloc(); 1784 softc->disk->d_rotation_rate = cgd->ident_data.media_rotation_rate; 1785 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 1786 periph->unit_number, softc->params.secsize, 1787 DEVSTAT_ALL_SUPPORTED, 1788 DEVSTAT_TYPE_DIRECT | 1789 XPORT_DEVSTAT_TYPE(cpi.transport), 1790 DEVSTAT_PRIORITY_DISK); 1791 softc->disk->d_open = adaopen; 1792 softc->disk->d_close = adaclose; 1793 softc->disk->d_strategy = adastrategy; 1794 softc->disk->d_getattr = adagetattr; 1795 softc->disk->d_dump = adadump; 1796 softc->disk->d_gone = adadiskgonecb; 1797 softc->disk->d_name = "ada"; 1798 softc->disk->d_drv1 = periph; 1799 maxio = cpi.maxio; /* Honor max I/O size of SIM */ 1800 if (maxio == 0) 1801 maxio = DFLTPHYS; /* traditional default */ 1802 else if (maxio > MAXPHYS) 1803 maxio = MAXPHYS; /* for safety */ 1804 if (softc->flags & ADA_FLAG_CAN_48BIT) 1805 maxio = min(maxio, 65536 * softc->params.secsize); 1806 else /* 28bit ATA command limit */ 1807 maxio = min(maxio, 256 * softc->params.secsize); 1808 softc->disk->d_maxsize = maxio; 1809 softc->disk->d_unit = periph->unit_number; 1810 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE; 1811 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) 1812 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 1813 if (softc->flags & ADA_FLAG_CAN_TRIM) { 1814 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1815 softc->disk->d_delmaxsize = softc->params.secsize * 1816 ATA_DSM_RANGE_MAX * 1817 softc->trim_max_ranges; 1818 } else if ((softc->flags & ADA_FLAG_CAN_CFA) && 1819 !(softc->flags & ADA_FLAG_CAN_48BIT)) { 1820 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1821 softc->disk->d_delmaxsize = 256 * softc->params.secsize; 1822 } else 1823 softc->disk->d_delmaxsize = maxio; 1824 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) { 1825 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO; 1826 softc->unmappedio = 1; 1827 } 1828 if (cpi.hba_misc & PIM_ATA_EXT) 1829 softc->flags |= ADA_FLAG_PIM_ATA_EXT; 1830 strlcpy(softc->disk->d_descr, cgd->ident_data.model, 1831 MIN(sizeof(softc->disk->d_descr), sizeof(cgd->ident_data.model))); 1832 strlcpy(softc->disk->d_ident, cgd->ident_data.serial, 1833 MIN(sizeof(softc->disk->d_ident), sizeof(cgd->ident_data.serial))); 1834 softc->disk->d_hba_vendor = cpi.hba_vendor; 1835 softc->disk->d_hba_device = cpi.hba_device; 1836 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 1837 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 1838 1839 softc->disk->d_sectorsize = softc->params.secsize; 1840 softc->disk->d_mediasize = (off_t)softc->params.sectors * 1841 softc->params.secsize; 1842 if (ata_physical_sector_size(&cgd->ident_data) != 1843 softc->params.secsize) { 1844 softc->disk->d_stripesize = 1845 ata_physical_sector_size(&cgd->ident_data); 1846 softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 1847 ata_logical_sector_offset(&cgd->ident_data)) % 1848 softc->disk->d_stripesize; 1849 } else if (softc->quirks & ADA_Q_4K) { 1850 softc->disk->d_stripesize = 4096; 1851 softc->disk->d_stripeoffset = 0; 1852 } 1853 softc->disk->d_fwsectors = softc->params.secs_per_track; 1854 softc->disk->d_fwheads = softc->params.heads; 1855 ata_disk_firmware_geom_adjust(softc->disk); 1856 1857 /* 1858 * Acquire a reference to the periph before we register with GEOM. 1859 * We'll release this reference once GEOM calls us back (via 1860 * adadiskgonecb()) telling us that our provider has been freed. 1861 */ 1862 if (cam_periph_acquire(periph) != 0) { 1863 xpt_print(periph->path, "%s: lost periph during " 1864 "registration!\n", __func__); 1865 cam_periph_lock(periph); 1866 return (CAM_REQ_CMP_ERR); 1867 } 1868 disk_create(softc->disk, DISK_VERSION); 1869 cam_periph_lock(periph); 1870 1871 dp = &softc->params; 1872 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1873 "%juMB (%ju %u byte sectors)", 1874 ((uintmax_t)dp->secsize * dp->sectors) / (1024 * 1024), 1875 (uintmax_t)dp->sectors, dp->secsize); 1876 1877 sbuf_new(&sb, softc->announce_buffer, ADA_ANNOUNCE_SZ, SBUF_FIXEDLEN); 1878 xpt_announce_periph_sbuf(periph, &sb, announce_buf); 1879 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks, ADA_Q_BIT_STRING); 1880 sbuf_finish(&sb); 1881 sbuf_putbuf(&sb); 1882 1883 /* 1884 * Create our sysctl variables, now that we know 1885 * we have successfully attached. 1886 */ 1887 if (cam_periph_acquire(periph) == 0) 1888 taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1889 1890 /* 1891 * Add async callbacks for bus reset and 1892 * bus device reset calls. I don't bother 1893 * checking if this fails as, in most cases, 1894 * the system will function just fine without 1895 * them and the only alternative would be to 1896 * not attach the device on failure. 1897 */ 1898 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 1899 AC_GETDEV_CHANGED | AC_ADVINFO_CHANGED, 1900 adaasync, periph, periph->path); 1901 1902 /* 1903 * Schedule a periodic event to occasionally send an 1904 * ordered tag to a device. 1905 */ 1906 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 1907 callout_reset(&softc->sendordered_c, 1908 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1909 adasendorderedtag, softc); 1910 1911 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) { 1912 softc->state = ADA_STATE_RAHEAD; 1913 } else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) { 1914 softc->state = ADA_STATE_WCACHE; 1915 } else if ((softc->flags & ADA_FLAG_CAN_LOG) 1916 && (softc->zone_mode != ADA_ZONE_NONE)) { 1917 softc->state = ADA_STATE_LOGDIR; 1918 } else { 1919 /* 1920 * Nothing to probe, so we can just transition to the 1921 * normal state. 1922 */ 1923 adaprobedone(periph, NULL); 1924 return(CAM_REQ_CMP); 1925 } 1926 1927 xpt_schedule(periph, CAM_PRIORITY_DEV); 1928 1929 return(CAM_REQ_CMP); 1930 } 1931 1932 static int 1933 ada_dsmtrim_req_create(struct ada_softc *softc, struct bio *bp, struct trim_request *req) 1934 { 1935 uint64_t lastlba = (uint64_t)-1, lbas = 0; 1936 int c, lastcount = 0, off, ranges = 0; 1937 1938 bzero(req, sizeof(*req)); 1939 TAILQ_INIT(&req->bps); 1940 do { 1941 uint64_t lba = bp->bio_pblkno; 1942 int count = bp->bio_bcount / softc->params.secsize; 1943 1944 /* Try to extend the previous range. */ 1945 if (lba == lastlba) { 1946 c = min(count, ATA_DSM_RANGE_MAX - lastcount); 1947 lastcount += c; 1948 off = (ranges - 1) * ATA_DSM_RANGE_SIZE; 1949 req->data[off + 6] = lastcount & 0xff; 1950 req->data[off + 7] = 1951 (lastcount >> 8) & 0xff; 1952 count -= c; 1953 lba += c; 1954 lbas += c; 1955 } 1956 1957 while (count > 0) { 1958 c = min(count, ATA_DSM_RANGE_MAX); 1959 off = ranges * ATA_DSM_RANGE_SIZE; 1960 req->data[off + 0] = lba & 0xff; 1961 req->data[off + 1] = (lba >> 8) & 0xff; 1962 req->data[off + 2] = (lba >> 16) & 0xff; 1963 req->data[off + 3] = (lba >> 24) & 0xff; 1964 req->data[off + 4] = (lba >> 32) & 0xff; 1965 req->data[off + 5] = (lba >> 40) & 0xff; 1966 req->data[off + 6] = c & 0xff; 1967 req->data[off + 7] = (c >> 8) & 0xff; 1968 lba += c; 1969 lbas += c; 1970 count -= c; 1971 lastcount = c; 1972 ranges++; 1973 /* 1974 * Its the caller's responsibility to ensure the 1975 * request will fit so we don't need to check for 1976 * overrun here 1977 */ 1978 } 1979 lastlba = lba; 1980 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 1981 1982 bp = cam_iosched_next_trim(softc->cam_iosched); 1983 if (bp == NULL) 1984 break; 1985 if (bp->bio_bcount / softc->params.secsize > 1986 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) { 1987 cam_iosched_put_back_trim(softc->cam_iosched, bp); 1988 break; 1989 } 1990 } while (1); 1991 softc->trim_count++; 1992 softc->trim_ranges += ranges; 1993 softc->trim_lbas += lbas; 1994 1995 return (ranges); 1996 } 1997 1998 static void 1999 ada_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_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 2014 ATA_DSM_TRIM, 0, howmany(ranges, ATA_DSM_BLK_RANGES)); 2015 } 2016 2017 static void 2018 ada_ncq_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2019 { 2020 struct trim_request *req = &softc->trim_req; 2021 int ranges; 2022 2023 ranges = ada_dsmtrim_req_create(softc, bp, req); 2024 cam_fill_ataio(ataio, 2025 ada_retry_count, 2026 adadone, 2027 CAM_DIR_OUT, 2028 0, 2029 req->data, 2030 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 2031 ada_default_timeout * 1000); 2032 ata_ncq_cmd(ataio, 2033 ATA_SEND_FPDMA_QUEUED, 2034 0, 2035 howmany(ranges, ATA_DSM_BLK_RANGES)); 2036 ataio->cmd.sector_count_exp = ATA_SFPDMA_DSM; 2037 ataio->ata_flags |= ATA_FLAG_AUX; 2038 ataio->aux = 1; 2039 } 2040 2041 static void 2042 ada_cfaerase(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2043 { 2044 struct trim_request *req = &softc->trim_req; 2045 uint64_t lba = bp->bio_pblkno; 2046 uint16_t count = bp->bio_bcount / softc->params.secsize; 2047 2048 bzero(req, sizeof(*req)); 2049 TAILQ_INIT(&req->bps); 2050 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 2051 2052 cam_fill_ataio(ataio, 2053 ada_retry_count, 2054 adadone, 2055 CAM_DIR_NONE, 2056 0, 2057 NULL, 2058 0, 2059 ada_default_timeout*1000); 2060 2061 if (count >= 256) 2062 count = 0; 2063 ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 2064 } 2065 2066 static int 2067 ada_zone_bio_to_ata(int disk_zone_cmd) 2068 { 2069 switch (disk_zone_cmd) { 2070 case DISK_ZONE_OPEN: 2071 return ATA_ZM_OPEN_ZONE; 2072 case DISK_ZONE_CLOSE: 2073 return ATA_ZM_CLOSE_ZONE; 2074 case DISK_ZONE_FINISH: 2075 return ATA_ZM_FINISH_ZONE; 2076 case DISK_ZONE_RWP: 2077 return ATA_ZM_RWP; 2078 } 2079 2080 return -1; 2081 } 2082 2083 static int 2084 ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp, 2085 int *queue_ccb) 2086 { 2087 struct ada_softc *softc; 2088 int error; 2089 2090 error = 0; 2091 2092 if (bp->bio_cmd != BIO_ZONE) { 2093 error = EINVAL; 2094 goto bailout; 2095 } 2096 2097 softc = periph->softc; 2098 2099 switch (bp->bio_zone.zone_cmd) { 2100 case DISK_ZONE_OPEN: 2101 case DISK_ZONE_CLOSE: 2102 case DISK_ZONE_FINISH: 2103 case DISK_ZONE_RWP: { 2104 int zone_flags; 2105 int zone_sa; 2106 uint64_t lba; 2107 2108 zone_sa = ada_zone_bio_to_ata(bp->bio_zone.zone_cmd); 2109 if (zone_sa == -1) { 2110 xpt_print(periph->path, "Cannot translate zone " 2111 "cmd %#x to ATA\n", bp->bio_zone.zone_cmd); 2112 error = EINVAL; 2113 goto bailout; 2114 } 2115 2116 zone_flags = 0; 2117 lba = bp->bio_zone.zone_params.rwp.id; 2118 2119 if (bp->bio_zone.zone_params.rwp.flags & 2120 DISK_ZONE_RWP_FLAG_ALL) 2121 zone_flags |= ZBC_OUT_ALL; 2122 2123 ata_zac_mgmt_out(&ccb->ataio, 2124 /*retries*/ ada_retry_count, 2125 /*cbfcnp*/ adadone, 2126 /*use_ncq*/ (softc->flags & 2127 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2128 /*zm_action*/ zone_sa, 2129 /*zone_id*/ lba, 2130 /*zone_flags*/ zone_flags, 2131 /*sector_count*/ 0, 2132 /*data_ptr*/ NULL, 2133 /*dxfer_len*/ 0, 2134 /*timeout*/ ada_default_timeout * 1000); 2135 *queue_ccb = 1; 2136 2137 break; 2138 } 2139 case DISK_ZONE_REPORT_ZONES: { 2140 uint8_t *rz_ptr; 2141 uint32_t num_entries, alloc_size; 2142 struct disk_zone_report *rep; 2143 2144 rep = &bp->bio_zone.zone_params.report; 2145 2146 num_entries = rep->entries_allocated; 2147 if (num_entries == 0) { 2148 xpt_print(periph->path, "No entries allocated for " 2149 "Report Zones request\n"); 2150 error = EINVAL; 2151 goto bailout; 2152 } 2153 alloc_size = sizeof(struct scsi_report_zones_hdr) + 2154 (sizeof(struct scsi_report_zones_desc) * num_entries); 2155 alloc_size = min(alloc_size, softc->disk->d_maxsize); 2156 rz_ptr = malloc(alloc_size, M_ATADA, M_NOWAIT | M_ZERO); 2157 if (rz_ptr == NULL) { 2158 xpt_print(periph->path, "Unable to allocate memory " 2159 "for Report Zones request\n"); 2160 error = ENOMEM; 2161 goto bailout; 2162 } 2163 2164 ata_zac_mgmt_in(&ccb->ataio, 2165 /*retries*/ ada_retry_count, 2166 /*cbcfnp*/ adadone, 2167 /*use_ncq*/ (softc->flags & 2168 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2169 /*zm_action*/ ATA_ZM_REPORT_ZONES, 2170 /*zone_id*/ rep->starting_id, 2171 /*zone_flags*/ rep->rep_options, 2172 /*data_ptr*/ rz_ptr, 2173 /*dxfer_len*/ alloc_size, 2174 /*timeout*/ ada_default_timeout * 1000); 2175 2176 /* 2177 * For BIO_ZONE, this isn't normally needed. However, it 2178 * is used by devstat_end_transaction_bio() to determine 2179 * how much data was transferred. 2180 */ 2181 /* 2182 * XXX KDM we have a problem. But I'm not sure how to fix 2183 * it. devstat uses bio_bcount - bio_resid to calculate 2184 * the amount of data transferred. The GEOM disk code 2185 * uses bio_length - bio_resid to calculate the amount of 2186 * data in bio_completed. We have different structure 2187 * sizes above and below the ada(4) driver. So, if we 2188 * use the sizes above, the amount transferred won't be 2189 * quite accurate for devstat. If we use different sizes 2190 * for bio_bcount and bio_length (above and below 2191 * respectively), then the residual needs to match one or 2192 * the other. Everything is calculated after the bio 2193 * leaves the driver, so changing the values around isn't 2194 * really an option. For now, just set the count to the 2195 * passed in length. This means that the calculations 2196 * above (e.g. bio_completed) will be correct, but the 2197 * amount of data reported to devstat will be slightly 2198 * under or overstated. 2199 */ 2200 bp->bio_bcount = bp->bio_length; 2201 2202 *queue_ccb = 1; 2203 2204 break; 2205 } 2206 case DISK_ZONE_GET_PARAMS: { 2207 struct disk_zone_disk_params *params; 2208 2209 params = &bp->bio_zone.zone_params.disk_params; 2210 bzero(params, sizeof(*params)); 2211 2212 switch (softc->zone_mode) { 2213 case ADA_ZONE_DRIVE_MANAGED: 2214 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED; 2215 break; 2216 case ADA_ZONE_HOST_AWARE: 2217 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE; 2218 break; 2219 case ADA_ZONE_HOST_MANAGED: 2220 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED; 2221 break; 2222 default: 2223 case ADA_ZONE_NONE: 2224 params->zone_mode = DISK_ZONE_MODE_NONE; 2225 break; 2226 } 2227 2228 if (softc->zone_flags & ADA_ZONE_FLAG_URSWRZ) 2229 params->flags |= DISK_ZONE_DISK_URSWRZ; 2230 2231 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_SEQ_SET) { 2232 params->optimal_seq_zones = softc->optimal_seq_zones; 2233 params->flags |= DISK_ZONE_OPT_SEQ_SET; 2234 } 2235 2236 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_NONSEQ_SET) { 2237 params->optimal_nonseq_zones = 2238 softc->optimal_nonseq_zones; 2239 params->flags |= DISK_ZONE_OPT_NONSEQ_SET; 2240 } 2241 2242 if (softc->zone_flags & ADA_ZONE_FLAG_MAX_SEQ_SET) { 2243 params->max_seq_zones = softc->max_seq_zones; 2244 params->flags |= DISK_ZONE_MAX_SEQ_SET; 2245 } 2246 if (softc->zone_flags & ADA_ZONE_FLAG_RZ_SUP) 2247 params->flags |= DISK_ZONE_RZ_SUP; 2248 2249 if (softc->zone_flags & ADA_ZONE_FLAG_OPEN_SUP) 2250 params->flags |= DISK_ZONE_OPEN_SUP; 2251 2252 if (softc->zone_flags & ADA_ZONE_FLAG_CLOSE_SUP) 2253 params->flags |= DISK_ZONE_CLOSE_SUP; 2254 2255 if (softc->zone_flags & ADA_ZONE_FLAG_FINISH_SUP) 2256 params->flags |= DISK_ZONE_FINISH_SUP; 2257 2258 if (softc->zone_flags & ADA_ZONE_FLAG_RWP_SUP) 2259 params->flags |= DISK_ZONE_RWP_SUP; 2260 break; 2261 } 2262 default: 2263 break; 2264 } 2265 bailout: 2266 return (error); 2267 } 2268 2269 static void 2270 adastart(struct cam_periph *periph, union ccb *start_ccb) 2271 { 2272 struct ada_softc *softc = (struct ada_softc *)periph->softc; 2273 struct ccb_ataio *ataio = &start_ccb->ataio; 2274 2275 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastart\n")); 2276 2277 switch (softc->state) { 2278 case ADA_STATE_NORMAL: 2279 { 2280 struct bio *bp; 2281 u_int8_t tag_code; 2282 2283 bp = cam_iosched_next_bio(softc->cam_iosched); 2284 if (bp == NULL) { 2285 xpt_release_ccb(start_ccb); 2286 break; 2287 } 2288 2289 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2290 (bp->bio_cmd != BIO_DELETE && (softc->flags & ADA_FLAG_NEED_OTAG) != 0)) { 2291 softc->flags &= ~ADA_FLAG_NEED_OTAG; 2292 softc->flags |= ADA_FLAG_WAS_OTAG; 2293 tag_code = 0; 2294 } else { 2295 tag_code = 1; 2296 } 2297 switch (bp->bio_cmd) { 2298 case BIO_WRITE: 2299 case BIO_READ: 2300 { 2301 uint64_t lba = bp->bio_pblkno; 2302 uint16_t count = bp->bio_bcount / softc->params.secsize; 2303 void *data_ptr; 2304 int rw_op; 2305 2306 if (bp->bio_cmd == BIO_WRITE) { 2307 softc->flags |= ADA_FLAG_DIRTY; 2308 rw_op = CAM_DIR_OUT; 2309 } else { 2310 rw_op = CAM_DIR_IN; 2311 } 2312 2313 data_ptr = bp->bio_data; 2314 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) { 2315 rw_op |= CAM_DATA_BIO; 2316 data_ptr = bp; 2317 } 2318 2319 #ifdef CAM_TEST_FAILURE 2320 int fail = 0; 2321 2322 /* 2323 * Support the failure ioctls. If the command is a 2324 * read, and there are pending forced read errors, or 2325 * if a write and pending write errors, then fail this 2326 * operation with EIO. This is useful for testing 2327 * purposes. Also, support having every Nth read fail. 2328 * 2329 * This is a rather blunt tool. 2330 */ 2331 if (bp->bio_cmd == BIO_READ) { 2332 if (softc->force_read_error) { 2333 softc->force_read_error--; 2334 fail = 1; 2335 } 2336 if (softc->periodic_read_error > 0) { 2337 if (++softc->periodic_read_count >= 2338 softc->periodic_read_error) { 2339 softc->periodic_read_count = 0; 2340 fail = 1; 2341 } 2342 } 2343 } else { 2344 if (softc->force_write_error) { 2345 softc->force_write_error--; 2346 fail = 1; 2347 } 2348 } 2349 if (fail) { 2350 biofinish(bp, NULL, EIO); 2351 xpt_release_ccb(start_ccb); 2352 adaschedule(periph); 2353 return; 2354 } 2355 #endif 2356 KASSERT((bp->bio_flags & BIO_UNMAPPED) == 0 || 2357 round_page(bp->bio_bcount + bp->bio_ma_offset) / 2358 PAGE_SIZE == bp->bio_ma_n, 2359 ("Short bio %p", bp)); 2360 cam_fill_ataio(ataio, 2361 ada_retry_count, 2362 adadone, 2363 rw_op, 2364 0, 2365 data_ptr, 2366 bp->bio_bcount, 2367 ada_default_timeout*1000); 2368 2369 if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 2370 if (bp->bio_cmd == BIO_READ) { 2371 ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 2372 lba, count); 2373 } else { 2374 ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 2375 lba, count); 2376 } 2377 } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 2378 (lba + count >= ATA_MAX_28BIT_LBA || 2379 count > 256)) { 2380 if (softc->flags & ADA_FLAG_CAN_DMA48) { 2381 if (bp->bio_cmd == BIO_READ) { 2382 ata_48bit_cmd(ataio, ATA_READ_DMA48, 2383 0, lba, count); 2384 } else { 2385 ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 2386 0, lba, count); 2387 } 2388 } else { 2389 if (bp->bio_cmd == BIO_READ) { 2390 ata_48bit_cmd(ataio, ATA_READ_MUL48, 2391 0, lba, count); 2392 } else { 2393 ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 2394 0, lba, count); 2395 } 2396 } 2397 } else { 2398 if (count == 256) 2399 count = 0; 2400 if (softc->flags & ADA_FLAG_CAN_DMA) { 2401 if (bp->bio_cmd == BIO_READ) { 2402 ata_28bit_cmd(ataio, ATA_READ_DMA, 2403 0, lba, count); 2404 } else { 2405 ata_28bit_cmd(ataio, ATA_WRITE_DMA, 2406 0, lba, count); 2407 } 2408 } else { 2409 if (bp->bio_cmd == BIO_READ) { 2410 ata_28bit_cmd(ataio, ATA_READ_MUL, 2411 0, lba, count); 2412 } else { 2413 ata_28bit_cmd(ataio, ATA_WRITE_MUL, 2414 0, lba, count); 2415 } 2416 } 2417 } 2418 break; 2419 } 2420 case BIO_DELETE: 2421 switch (softc->delete_method) { 2422 case ADA_DELETE_NCQ_DSM_TRIM: 2423 ada_ncq_dsmtrim(softc, bp, ataio); 2424 break; 2425 case ADA_DELETE_DSM_TRIM: 2426 ada_dsmtrim(softc, bp, ataio); 2427 break; 2428 case ADA_DELETE_CFA_ERASE: 2429 ada_cfaerase(softc, bp, ataio); 2430 break; 2431 default: 2432 biofinish(bp, NULL, EOPNOTSUPP); 2433 xpt_release_ccb(start_ccb); 2434 adaschedule(periph); 2435 return; 2436 } 2437 start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 2438 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2439 cam_iosched_submit_trim(softc->cam_iosched); 2440 goto out; 2441 case BIO_FLUSH: 2442 cam_fill_ataio(ataio, 2443 1, 2444 adadone, 2445 CAM_DIR_NONE, 2446 0, 2447 NULL, 2448 0, 2449 ada_default_timeout*1000); 2450 2451 if (softc->flags & ADA_FLAG_CAN_48BIT) 2452 ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 2453 else 2454 ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 2455 break; 2456 case BIO_ZONE: { 2457 int error, queue_ccb; 2458 2459 queue_ccb = 0; 2460 2461 error = ada_zone_cmd(periph, start_ccb, bp, &queue_ccb); 2462 if ((error != 0) 2463 || (queue_ccb == 0)) { 2464 biofinish(bp, NULL, error); 2465 xpt_release_ccb(start_ccb); 2466 return; 2467 } 2468 break; 2469 } 2470 } 2471 start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 2472 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2473 out: 2474 start_ccb->ccb_h.ccb_bp = bp; 2475 softc->outstanding_cmds++; 2476 softc->refcount++; 2477 cam_periph_unlock(periph); 2478 xpt_action(start_ccb); 2479 cam_periph_lock(periph); 2480 2481 /* May have more work to do, so ensure we stay scheduled */ 2482 adaschedule(periph); 2483 break; 2484 } 2485 case ADA_STATE_RAHEAD: 2486 case ADA_STATE_WCACHE: 2487 { 2488 cam_fill_ataio(ataio, 2489 1, 2490 adadone, 2491 CAM_DIR_NONE, 2492 0, 2493 NULL, 2494 0, 2495 ada_default_timeout*1000); 2496 2497 if (softc->state == ADA_STATE_RAHEAD) { 2498 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_RA ? 2499 ATA_SF_ENAB_RCACHE : ATA_SF_DIS_RCACHE, 0, 0); 2500 start_ccb->ccb_h.ccb_state = ADA_CCB_RAHEAD; 2501 } else { 2502 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_WC ? 2503 ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 2504 start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 2505 } 2506 start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 2507 xpt_action(start_ccb); 2508 break; 2509 } 2510 case ADA_STATE_LOGDIR: 2511 { 2512 struct ata_gp_log_dir *log_dir; 2513 2514 if ((softc->flags & ADA_FLAG_CAN_LOG) == 0) { 2515 adaprobedone(periph, start_ccb); 2516 break; 2517 } 2518 2519 log_dir = malloc(sizeof(*log_dir), M_ATADA, M_NOWAIT|M_ZERO); 2520 if (log_dir == NULL) { 2521 xpt_print(periph->path, "Couldn't malloc log_dir " 2522 "data\n"); 2523 softc->state = ADA_STATE_NORMAL; 2524 xpt_release_ccb(start_ccb); 2525 break; 2526 } 2527 2528 2529 ata_read_log(ataio, 2530 /*retries*/1, 2531 /*cbfcnp*/adadone, 2532 /*log_address*/ ATA_LOG_DIRECTORY, 2533 /*page_number*/ 0, 2534 /*block_count*/ 1, 2535 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2536 CAM_ATAIO_DMA : 0, 2537 /*data_ptr*/ (uint8_t *)log_dir, 2538 /*dxfer_len*/sizeof(*log_dir), 2539 /*timeout*/ada_default_timeout*1000); 2540 2541 start_ccb->ccb_h.ccb_state = ADA_CCB_LOGDIR; 2542 xpt_action(start_ccb); 2543 break; 2544 } 2545 case ADA_STATE_IDDIR: 2546 { 2547 struct ata_identify_log_pages *id_dir; 2548 2549 id_dir = malloc(sizeof(*id_dir), M_ATADA, M_NOWAIT | M_ZERO); 2550 if (id_dir == NULL) { 2551 xpt_print(periph->path, "Couldn't malloc id_dir " 2552 "data\n"); 2553 adaprobedone(periph, start_ccb); 2554 break; 2555 } 2556 2557 ata_read_log(ataio, 2558 /*retries*/1, 2559 /*cbfcnp*/adadone, 2560 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2561 /*page_number*/ ATA_IDL_PAGE_LIST, 2562 /*block_count*/ 1, 2563 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2564 CAM_ATAIO_DMA : 0, 2565 /*data_ptr*/ (uint8_t *)id_dir, 2566 /*dxfer_len*/ sizeof(*id_dir), 2567 /*timeout*/ada_default_timeout*1000); 2568 2569 start_ccb->ccb_h.ccb_state = ADA_CCB_IDDIR; 2570 xpt_action(start_ccb); 2571 break; 2572 } 2573 case ADA_STATE_SUP_CAP: 2574 { 2575 struct ata_identify_log_sup_cap *sup_cap; 2576 2577 sup_cap = malloc(sizeof(*sup_cap), M_ATADA, M_NOWAIT|M_ZERO); 2578 if (sup_cap == NULL) { 2579 xpt_print(periph->path, "Couldn't malloc sup_cap " 2580 "data\n"); 2581 adaprobedone(periph, start_ccb); 2582 break; 2583 } 2584 2585 ata_read_log(ataio, 2586 /*retries*/1, 2587 /*cbfcnp*/adadone, 2588 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2589 /*page_number*/ ATA_IDL_SUP_CAP, 2590 /*block_count*/ 1, 2591 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2592 CAM_ATAIO_DMA : 0, 2593 /*data_ptr*/ (uint8_t *)sup_cap, 2594 /*dxfer_len*/ sizeof(*sup_cap), 2595 /*timeout*/ada_default_timeout*1000); 2596 2597 start_ccb->ccb_h.ccb_state = ADA_CCB_SUP_CAP; 2598 xpt_action(start_ccb); 2599 break; 2600 } 2601 case ADA_STATE_ZONE: 2602 { 2603 struct ata_zoned_info_log *ata_zone; 2604 2605 ata_zone = malloc(sizeof(*ata_zone), M_ATADA, M_NOWAIT|M_ZERO); 2606 if (ata_zone == NULL) { 2607 xpt_print(periph->path, "Couldn't malloc ata_zone " 2608 "data\n"); 2609 adaprobedone(periph, start_ccb); 2610 break; 2611 } 2612 2613 ata_read_log(ataio, 2614 /*retries*/1, 2615 /*cbfcnp*/adadone, 2616 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2617 /*page_number*/ ATA_IDL_ZDI, 2618 /*block_count*/ 1, 2619 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2620 CAM_ATAIO_DMA : 0, 2621 /*data_ptr*/ (uint8_t *)ata_zone, 2622 /*dxfer_len*/ sizeof(*ata_zone), 2623 /*timeout*/ada_default_timeout*1000); 2624 2625 start_ccb->ccb_h.ccb_state = ADA_CCB_ZONE; 2626 xpt_action(start_ccb); 2627 break; 2628 } 2629 } 2630 } 2631 2632 static void 2633 adaprobedone(struct cam_periph *periph, union ccb *ccb) 2634 { 2635 struct ada_softc *softc; 2636 2637 softc = (struct ada_softc *)periph->softc; 2638 2639 if (ccb != NULL) 2640 xpt_release_ccb(ccb); 2641 2642 softc->state = ADA_STATE_NORMAL; 2643 softc->flags |= ADA_FLAG_PROBED; 2644 adaschedule(periph); 2645 if ((softc->flags & ADA_FLAG_ANNOUNCED) == 0) { 2646 softc->flags |= ADA_FLAG_ANNOUNCED; 2647 cam_periph_unhold(periph); 2648 } else { 2649 cam_periph_release_locked(periph); 2650 } 2651 } 2652 2653 static void 2654 adazonedone(struct cam_periph *periph, union ccb *ccb) 2655 { 2656 struct bio *bp; 2657 2658 bp = (struct bio *)ccb->ccb_h.ccb_bp; 2659 2660 switch (bp->bio_zone.zone_cmd) { 2661 case DISK_ZONE_OPEN: 2662 case DISK_ZONE_CLOSE: 2663 case DISK_ZONE_FINISH: 2664 case DISK_ZONE_RWP: 2665 break; 2666 case DISK_ZONE_REPORT_ZONES: { 2667 uint32_t avail_len; 2668 struct disk_zone_report *rep; 2669 struct scsi_report_zones_hdr *hdr; 2670 struct scsi_report_zones_desc *desc; 2671 struct disk_zone_rep_entry *entry; 2672 uint32_t hdr_len, num_avail; 2673 uint32_t num_to_fill, i; 2674 2675 rep = &bp->bio_zone.zone_params.report; 2676 avail_len = ccb->ataio.dxfer_len - ccb->ataio.resid; 2677 /* 2678 * Note that bio_resid isn't normally used for zone 2679 * commands, but it is used by devstat_end_transaction_bio() 2680 * to determine how much data was transferred. Because 2681 * the size of the SCSI/ATA data structures is different 2682 * than the size of the BIO interface structures, the 2683 * amount of data actually transferred from the drive will 2684 * be different than the amount of data transferred to 2685 * the user. 2686 */ 2687 hdr = (struct scsi_report_zones_hdr *)ccb->ataio.data_ptr; 2688 if (avail_len < sizeof(*hdr)) { 2689 /* 2690 * Is there a better error than EIO here? We asked 2691 * for at least the header, and we got less than 2692 * that. 2693 */ 2694 bp->bio_error = EIO; 2695 bp->bio_flags |= BIO_ERROR; 2696 bp->bio_resid = bp->bio_bcount; 2697 break; 2698 } 2699 2700 hdr_len = le32dec(hdr->length); 2701 if (hdr_len > 0) 2702 rep->entries_available = hdr_len / sizeof(*desc); 2703 else 2704 rep->entries_available = 0; 2705 /* 2706 * NOTE: using the same values for the BIO version of the 2707 * same field as the SCSI/ATA values. This means we could 2708 * get some additional values that aren't defined in bio.h 2709 * if more values of the same field are defined later. 2710 */ 2711 rep->header.same = hdr->byte4 & SRZ_SAME_MASK; 2712 rep->header.maximum_lba = le64dec(hdr->maximum_lba); 2713 /* 2714 * If the drive reports no entries that match the query, 2715 * we're done. 2716 */ 2717 if (hdr_len == 0) { 2718 rep->entries_filled = 0; 2719 bp->bio_resid = bp->bio_bcount; 2720 break; 2721 } 2722 2723 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc), 2724 hdr_len / sizeof(*desc)); 2725 /* 2726 * If the drive didn't return any data, then we're done. 2727 */ 2728 if (num_avail == 0) { 2729 rep->entries_filled = 0; 2730 bp->bio_resid = bp->bio_bcount; 2731 break; 2732 } 2733 2734 num_to_fill = min(num_avail, rep->entries_allocated); 2735 /* 2736 * If the user didn't allocate any entries for us to fill, 2737 * we're done. 2738 */ 2739 if (num_to_fill == 0) { 2740 rep->entries_filled = 0; 2741 bp->bio_resid = bp->bio_bcount; 2742 break; 2743 } 2744 2745 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0]; 2746 i < num_to_fill; i++, desc++, entry++) { 2747 /* 2748 * NOTE: we're mapping the values here directly 2749 * from the SCSI/ATA bit definitions to the bio.h 2750 * definitions. There is also a warning in 2751 * disk_zone.h, but the impact is that if 2752 * additional values are added in the SCSI/ATA 2753 * specs these will be visible to consumers of 2754 * this interface. 2755 */ 2756 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK; 2757 entry->zone_condition = 2758 (desc->zone_flags & SRZ_ZONE_COND_MASK) >> 2759 SRZ_ZONE_COND_SHIFT; 2760 entry->zone_flags |= desc->zone_flags & 2761 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET); 2762 entry->zone_length = le64dec(desc->zone_length); 2763 entry->zone_start_lba = le64dec(desc->zone_start_lba); 2764 entry->write_pointer_lba = 2765 le64dec(desc->write_pointer_lba); 2766 } 2767 rep->entries_filled = num_to_fill; 2768 /* 2769 * Note that this residual is accurate from the user's 2770 * standpoint, but the amount transferred isn't accurate 2771 * from the standpoint of what actually came back from the 2772 * drive. 2773 */ 2774 bp->bio_resid = bp->bio_bcount - (num_to_fill * sizeof(*entry)); 2775 break; 2776 } 2777 case DISK_ZONE_GET_PARAMS: 2778 default: 2779 /* 2780 * In theory we should not get a GET_PARAMS bio, since it 2781 * should be handled without queueing the command to the 2782 * drive. 2783 */ 2784 panic("%s: Invalid zone command %d", __func__, 2785 bp->bio_zone.zone_cmd); 2786 break; 2787 } 2788 2789 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES) 2790 free(ccb->ataio.data_ptr, M_ATADA); 2791 } 2792 2793 2794 static void 2795 adadone(struct cam_periph *periph, union ccb *done_ccb) 2796 { 2797 struct ada_softc *softc; 2798 struct ccb_ataio *ataio; 2799 struct cam_path *path; 2800 uint32_t priority; 2801 int state; 2802 2803 softc = (struct ada_softc *)periph->softc; 2804 ataio = &done_ccb->ataio; 2805 path = done_ccb->ccb_h.path; 2806 priority = done_ccb->ccb_h.pinfo.priority; 2807 2808 CAM_DEBUG(path, CAM_DEBUG_TRACE, ("adadone\n")); 2809 2810 state = ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK; 2811 switch (state) { 2812 case ADA_CCB_BUFFER_IO: 2813 case ADA_CCB_TRIM: 2814 { 2815 struct bio *bp; 2816 int error; 2817 2818 cam_periph_lock(periph); 2819 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2820 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2821 error = adaerror(done_ccb, 0, 0); 2822 if (error == ERESTART) { 2823 /* A retry was scheduled, so just return. */ 2824 cam_periph_unlock(periph); 2825 return; 2826 } 2827 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2828 cam_release_devq(path, 2829 /*relsim_flags*/0, 2830 /*reduction*/0, 2831 /*timeout*/0, 2832 /*getcount_only*/0); 2833 /* 2834 * If we get an error on an NCQ DSM TRIM, fall back 2835 * to a non-NCQ DSM TRIM forever. Please note that if 2836 * CAN_NCQ_TRIM is set, CAN_TRIM is necessarily set too. 2837 * However, for this one trim, we treat it as advisory 2838 * and return success up the stack. 2839 */ 2840 if (state == ADA_CCB_TRIM && 2841 error != 0 && 2842 (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) != 0) { 2843 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 2844 error = 0; 2845 adasetdeletemethod(softc); 2846 } 2847 } else { 2848 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2849 panic("REQ_CMP with QFRZN"); 2850 2851 error = 0; 2852 } 2853 bp->bio_error = error; 2854 if (error != 0) { 2855 bp->bio_resid = bp->bio_bcount; 2856 bp->bio_flags |= BIO_ERROR; 2857 } else { 2858 if (bp->bio_cmd == BIO_ZONE) 2859 adazonedone(periph, done_ccb); 2860 else if (state == ADA_CCB_TRIM) 2861 bp->bio_resid = 0; 2862 else 2863 bp->bio_resid = ataio->resid; 2864 2865 if ((bp->bio_resid > 0) 2866 && (bp->bio_cmd != BIO_ZONE)) 2867 bp->bio_flags |= BIO_ERROR; 2868 } 2869 softc->outstanding_cmds--; 2870 if (softc->outstanding_cmds == 0) 2871 softc->flags |= ADA_FLAG_WAS_OTAG; 2872 2873 /* 2874 * We need to call cam_iosched before we call biodone so that we 2875 * don't measure any activity that happens in the completion 2876 * routine, which in the case of sendfile can be quite 2877 * extensive. Release the periph refcount taken in adastart() 2878 * for each CCB. 2879 */ 2880 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb); 2881 xpt_release_ccb(done_ccb); 2882 KASSERT(softc->refcount >= 1, ("adadone softc %p refcount %d", softc, softc->refcount)); 2883 softc->refcount--; 2884 if (state == ADA_CCB_TRIM) { 2885 TAILQ_HEAD(, bio) queue; 2886 struct bio *bp1; 2887 2888 TAILQ_INIT(&queue); 2889 TAILQ_CONCAT(&queue, &softc->trim_req.bps, bio_queue); 2890 /* 2891 * Normally, the xpt_release_ccb() above would make sure 2892 * that when we have more work to do, that work would 2893 * get kicked off. However, we specifically keep 2894 * trim_running set to 0 before the call above to allow 2895 * other I/O to progress when many BIO_DELETE requests 2896 * are pushed down. We set trim_running to 0 and call 2897 * daschedule again so that we don't stall if there are 2898 * no other I/Os pending apart from BIO_DELETEs. 2899 */ 2900 cam_iosched_trim_done(softc->cam_iosched); 2901 adaschedule(periph); 2902 cam_periph_unlock(periph); 2903 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 2904 TAILQ_REMOVE(&queue, bp1, bio_queue); 2905 bp1->bio_error = error; 2906 if (error != 0) { 2907 bp1->bio_flags |= BIO_ERROR; 2908 bp1->bio_resid = bp1->bio_bcount; 2909 } else 2910 bp1->bio_resid = 0; 2911 biodone(bp1); 2912 } 2913 } else { 2914 adaschedule(periph); 2915 cam_periph_unlock(periph); 2916 biodone(bp); 2917 } 2918 return; 2919 } 2920 case ADA_CCB_RAHEAD: 2921 { 2922 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2923 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2924 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2925 cam_release_devq(path, 0, 0, 0, FALSE); 2926 return; 2927 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2928 cam_release_devq(path, 2929 /*relsim_flags*/0, 2930 /*reduction*/0, 2931 /*timeout*/0, 2932 /*getcount_only*/0); 2933 } 2934 } 2935 2936 /* 2937 * Since our peripheral may be invalidated by an error 2938 * above or an external event, we must release our CCB 2939 * before releasing the reference on the peripheral. 2940 * The peripheral will only go away once the last reference 2941 * is removed, and we need it around for the CCB release 2942 * operation. 2943 */ 2944 2945 xpt_release_ccb(done_ccb); 2946 softc->state = ADA_STATE_WCACHE; 2947 xpt_schedule(periph, priority); 2948 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2949 cam_release_devq(path, 0, 0, 0, FALSE); 2950 return; 2951 } 2952 case ADA_CCB_WCACHE: 2953 { 2954 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2955 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2956 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2957 cam_release_devq(path, 0, 0, 0, FALSE); 2958 return; 2959 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2960 cam_release_devq(path, 2961 /*relsim_flags*/0, 2962 /*reduction*/0, 2963 /*timeout*/0, 2964 /*getcount_only*/0); 2965 } 2966 } 2967 2968 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2969 cam_release_devq(path, 0, 0, 0, FALSE); 2970 2971 if ((softc->flags & ADA_FLAG_CAN_LOG) 2972 && (softc->zone_mode != ADA_ZONE_NONE)) { 2973 xpt_release_ccb(done_ccb); 2974 softc->state = ADA_STATE_LOGDIR; 2975 xpt_schedule(periph, priority); 2976 } else { 2977 adaprobedone(periph, done_ccb); 2978 } 2979 return; 2980 } 2981 case ADA_CCB_LOGDIR: 2982 { 2983 int error; 2984 2985 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 2986 error = 0; 2987 softc->valid_logdir_len = 0; 2988 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir)); 2989 softc->valid_logdir_len = 2990 ataio->dxfer_len - ataio->resid; 2991 if (softc->valid_logdir_len > 0) 2992 bcopy(ataio->data_ptr, &softc->ata_logdir, 2993 min(softc->valid_logdir_len, 2994 sizeof(softc->ata_logdir))); 2995 /* 2996 * Figure out whether the Identify Device log is 2997 * supported. The General Purpose log directory 2998 * has a header, and lists the number of pages 2999 * available for each GP log identified by the 3000 * offset into the list. 3001 */ 3002 if ((softc->valid_logdir_len >= 3003 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t))) 3004 && (le16dec(softc->ata_logdir.header) == 3005 ATA_GP_LOG_DIR_VERSION) 3006 && (le16dec(&softc->ata_logdir.num_pages[ 3007 (ATA_IDENTIFY_DATA_LOG * 3008 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){ 3009 softc->flags |= ADA_FLAG_CAN_IDLOG; 3010 } else { 3011 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3012 } 3013 } else { 3014 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3015 SF_RETRY_UA|SF_NO_PRINT); 3016 if (error == ERESTART) 3017 return; 3018 else if (error != 0) { 3019 /* 3020 * If we can't get the ATA log directory, 3021 * then ATA logs are effectively not 3022 * supported even if the bit is set in the 3023 * identify data. 3024 */ 3025 softc->flags &= ~(ADA_FLAG_CAN_LOG | 3026 ADA_FLAG_CAN_IDLOG); 3027 if ((done_ccb->ccb_h.status & 3028 CAM_DEV_QFRZN) != 0) { 3029 /* Don't wedge this device's queue */ 3030 cam_release_devq(done_ccb->ccb_h.path, 3031 /*relsim_flags*/0, 3032 /*reduction*/0, 3033 /*timeout*/0, 3034 /*getcount_only*/0); 3035 } 3036 } 3037 3038 3039 } 3040 3041 free(ataio->data_ptr, M_ATADA); 3042 3043 if ((error == 0) 3044 && (softc->flags & ADA_FLAG_CAN_IDLOG)) { 3045 softc->state = ADA_STATE_IDDIR; 3046 xpt_release_ccb(done_ccb); 3047 xpt_schedule(periph, priority); 3048 } else 3049 adaprobedone(periph, done_ccb); 3050 3051 return; 3052 } 3053 case ADA_CCB_IDDIR: { 3054 int error; 3055 3056 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3057 off_t entries_offset, max_entries; 3058 error = 0; 3059 3060 softc->valid_iddir_len = 0; 3061 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir)); 3062 softc->flags &= ~(ADA_FLAG_CAN_SUPCAP | 3063 ADA_FLAG_CAN_ZONE); 3064 softc->valid_iddir_len = 3065 ataio->dxfer_len - ataio->resid; 3066 if (softc->valid_iddir_len > 0) 3067 bcopy(ataio->data_ptr, &softc->ata_iddir, 3068 min(softc->valid_iddir_len, 3069 sizeof(softc->ata_iddir))); 3070 3071 entries_offset = 3072 __offsetof(struct ata_identify_log_pages,entries); 3073 max_entries = softc->valid_iddir_len - entries_offset; 3074 if ((softc->valid_iddir_len > (entries_offset + 1)) 3075 && (le64dec(softc->ata_iddir.header) == 3076 ATA_IDLOG_REVISION) 3077 && (softc->ata_iddir.entry_count > 0)) { 3078 int num_entries, i; 3079 3080 num_entries = softc->ata_iddir.entry_count; 3081 num_entries = min(num_entries, 3082 softc->valid_iddir_len - entries_offset); 3083 for (i = 0; i < num_entries && 3084 i < max_entries; i++) { 3085 if (softc->ata_iddir.entries[i] == 3086 ATA_IDL_SUP_CAP) 3087 softc->flags |= 3088 ADA_FLAG_CAN_SUPCAP; 3089 else if (softc->ata_iddir.entries[i]== 3090 ATA_IDL_ZDI) 3091 softc->flags |= 3092 ADA_FLAG_CAN_ZONE; 3093 3094 if ((softc->flags & 3095 ADA_FLAG_CAN_SUPCAP) 3096 && (softc->flags & 3097 ADA_FLAG_CAN_ZONE)) 3098 break; 3099 } 3100 } 3101 } else { 3102 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3103 SF_RETRY_UA|SF_NO_PRINT); 3104 if (error == ERESTART) 3105 return; 3106 else if (error != 0) { 3107 /* 3108 * If we can't get the ATA Identify Data log 3109 * directory, then it effectively isn't 3110 * supported even if the ATA Log directory 3111 * a non-zero number of pages present for 3112 * this log. 3113 */ 3114 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3115 if ((done_ccb->ccb_h.status & 3116 CAM_DEV_QFRZN) != 0) { 3117 /* Don't wedge this device's queue */ 3118 cam_release_devq(done_ccb->ccb_h.path, 3119 /*relsim_flags*/0, 3120 /*reduction*/0, 3121 /*timeout*/0, 3122 /*getcount_only*/0); 3123 } 3124 } 3125 } 3126 3127 free(ataio->data_ptr, M_ATADA); 3128 3129 if ((error == 0) 3130 && (softc->flags & ADA_FLAG_CAN_SUPCAP)) { 3131 softc->state = ADA_STATE_SUP_CAP; 3132 xpt_release_ccb(done_ccb); 3133 xpt_schedule(periph, priority); 3134 } else 3135 adaprobedone(periph, done_ccb); 3136 return; 3137 } 3138 case ADA_CCB_SUP_CAP: { 3139 int error; 3140 3141 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3142 uint32_t valid_len; 3143 size_t needed_size; 3144 struct ata_identify_log_sup_cap *sup_cap; 3145 error = 0; 3146 3147 sup_cap = (struct ata_identify_log_sup_cap *) 3148 ataio->data_ptr; 3149 valid_len = ataio->dxfer_len - ataio->resid; 3150 needed_size = 3151 __offsetof(struct ata_identify_log_sup_cap, 3152 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap); 3153 if (valid_len >= needed_size) { 3154 uint64_t zoned, zac_cap; 3155 3156 zoned = le64dec(sup_cap->zoned_cap); 3157 if (zoned & ATA_ZONED_VALID) { 3158 /* 3159 * This should have already been 3160 * set, because this is also in the 3161 * ATA identify data. 3162 */ 3163 if ((zoned & ATA_ZONED_MASK) == 3164 ATA_SUPPORT_ZONE_HOST_AWARE) 3165 softc->zone_mode = 3166 ADA_ZONE_HOST_AWARE; 3167 else if ((zoned & ATA_ZONED_MASK) == 3168 ATA_SUPPORT_ZONE_DEV_MANAGED) 3169 softc->zone_mode = 3170 ADA_ZONE_DRIVE_MANAGED; 3171 } 3172 3173 zac_cap = le64dec(sup_cap->sup_zac_cap); 3174 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) { 3175 if (zac_cap & ATA_REPORT_ZONES_SUP) 3176 softc->zone_flags |= 3177 ADA_ZONE_FLAG_RZ_SUP; 3178 if (zac_cap & ATA_ND_OPEN_ZONE_SUP) 3179 softc->zone_flags |= 3180 ADA_ZONE_FLAG_OPEN_SUP; 3181 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP) 3182 softc->zone_flags |= 3183 ADA_ZONE_FLAG_CLOSE_SUP; 3184 if (zac_cap & ATA_ND_FINISH_ZONE_SUP) 3185 softc->zone_flags |= 3186 ADA_ZONE_FLAG_FINISH_SUP; 3187 if (zac_cap & ATA_ND_RWP_SUP) 3188 softc->zone_flags |= 3189 ADA_ZONE_FLAG_RWP_SUP; 3190 } else { 3191 /* 3192 * This field was introduced in 3193 * ACS-4, r08 on April 28th, 2015. 3194 * If the drive firmware was written 3195 * to an earlier spec, it won't have 3196 * the field. So, assume all 3197 * commands are supported. 3198 */ 3199 softc->zone_flags |= 3200 ADA_ZONE_FLAG_SUP_MASK; 3201 } 3202 } 3203 } else { 3204 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3205 SF_RETRY_UA|SF_NO_PRINT); 3206 if (error == ERESTART) 3207 return; 3208 else if (error != 0) { 3209 /* 3210 * If we can't get the ATA Identify Data 3211 * Supported Capabilities page, clear the 3212 * flag... 3213 */ 3214 softc->flags &= ~ADA_FLAG_CAN_SUPCAP; 3215 /* 3216 * And clear zone capabilities. 3217 */ 3218 softc->zone_flags &= ~ADA_ZONE_FLAG_SUP_MASK; 3219 if ((done_ccb->ccb_h.status & 3220 CAM_DEV_QFRZN) != 0) { 3221 /* Don't wedge this device's queue */ 3222 cam_release_devq(done_ccb->ccb_h.path, 3223 /*relsim_flags*/0, 3224 /*reduction*/0, 3225 /*timeout*/0, 3226 /*getcount_only*/0); 3227 } 3228 } 3229 } 3230 3231 free(ataio->data_ptr, M_ATADA); 3232 3233 if ((error == 0) 3234 && (softc->flags & ADA_FLAG_CAN_ZONE)) { 3235 softc->state = ADA_STATE_ZONE; 3236 xpt_release_ccb(done_ccb); 3237 xpt_schedule(periph, priority); 3238 } else 3239 adaprobedone(periph, done_ccb); 3240 return; 3241 } 3242 case ADA_CCB_ZONE: { 3243 int error; 3244 3245 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3246 struct ata_zoned_info_log *zi_log; 3247 uint32_t valid_len; 3248 size_t needed_size; 3249 3250 zi_log = (struct ata_zoned_info_log *)ataio->data_ptr; 3251 3252 valid_len = ataio->dxfer_len - ataio->resid; 3253 needed_size = __offsetof(struct ata_zoned_info_log, 3254 version_info) + 1 + sizeof(zi_log->version_info); 3255 if (valid_len >= needed_size) { 3256 uint64_t tmpvar; 3257 3258 tmpvar = le64dec(zi_log->zoned_cap); 3259 if (tmpvar & ATA_ZDI_CAP_VALID) { 3260 if (tmpvar & ATA_ZDI_CAP_URSWRZ) 3261 softc->zone_flags |= 3262 ADA_ZONE_FLAG_URSWRZ; 3263 else 3264 softc->zone_flags &= 3265 ~ADA_ZONE_FLAG_URSWRZ; 3266 } 3267 tmpvar = le64dec(zi_log->optimal_seq_zones); 3268 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) { 3269 softc->zone_flags |= 3270 ADA_ZONE_FLAG_OPT_SEQ_SET; 3271 softc->optimal_seq_zones = (tmpvar & 3272 ATA_ZDI_OPT_SEQ_MASK); 3273 } else { 3274 softc->zone_flags &= 3275 ~ADA_ZONE_FLAG_OPT_SEQ_SET; 3276 softc->optimal_seq_zones = 0; 3277 } 3278 3279 tmpvar =le64dec(zi_log->optimal_nonseq_zones); 3280 if (tmpvar & ATA_ZDI_OPT_NS_VALID) { 3281 softc->zone_flags |= 3282 ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3283 softc->optimal_nonseq_zones = 3284 (tmpvar & ATA_ZDI_OPT_NS_MASK); 3285 } else { 3286 softc->zone_flags &= 3287 ~ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3288 softc->optimal_nonseq_zones = 0; 3289 } 3290 3291 tmpvar = le64dec(zi_log->max_seq_req_zones); 3292 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) { 3293 softc->zone_flags |= 3294 ADA_ZONE_FLAG_MAX_SEQ_SET; 3295 softc->max_seq_zones = 3296 (tmpvar & ATA_ZDI_MAX_SEQ_MASK); 3297 } else { 3298 softc->zone_flags &= 3299 ~ADA_ZONE_FLAG_MAX_SEQ_SET; 3300 softc->max_seq_zones = 0; 3301 } 3302 } 3303 } else { 3304 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3305 SF_RETRY_UA|SF_NO_PRINT); 3306 if (error == ERESTART) 3307 return; 3308 else if (error != 0) { 3309 softc->flags &= ~ADA_FLAG_CAN_ZONE; 3310 softc->flags &= ~ADA_ZONE_FLAG_SET_MASK; 3311 3312 if ((done_ccb->ccb_h.status & 3313 CAM_DEV_QFRZN) != 0) { 3314 /* Don't wedge this device's queue */ 3315 cam_release_devq(done_ccb->ccb_h.path, 3316 /*relsim_flags*/0, 3317 /*reduction*/0, 3318 /*timeout*/0, 3319 /*getcount_only*/0); 3320 } 3321 } 3322 } 3323 free(ataio->data_ptr, M_ATADA); 3324 3325 adaprobedone(periph, done_ccb); 3326 return; 3327 } 3328 case ADA_CCB_DUMP: 3329 /* No-op. We're polling */ 3330 return; 3331 default: 3332 break; 3333 } 3334 xpt_release_ccb(done_ccb); 3335 } 3336 3337 static int 3338 adaerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3339 { 3340 #ifdef CAM_IO_STATS 3341 struct ada_softc *softc; 3342 struct cam_periph *periph; 3343 3344 periph = xpt_path_periph(ccb->ccb_h.path); 3345 softc = (struct ada_softc *)periph->softc; 3346 3347 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 3348 case CAM_CMD_TIMEOUT: 3349 softc->timeouts++; 3350 break; 3351 case CAM_REQ_ABORTED: 3352 case CAM_REQ_CMP_ERR: 3353 case CAM_REQ_TERMIO: 3354 case CAM_UNREC_HBA_ERROR: 3355 case CAM_DATA_RUN_ERR: 3356 case CAM_ATA_STATUS_ERROR: 3357 softc->errors++; 3358 break; 3359 default: 3360 break; 3361 } 3362 #endif 3363 3364 return(cam_periph_error(ccb, cam_flags, sense_flags)); 3365 } 3366 3367 static void 3368 adagetparams(struct cam_periph *periph, struct ccb_getdev *cgd) 3369 { 3370 struct ada_softc *softc = (struct ada_softc *)periph->softc; 3371 struct disk_params *dp = &softc->params; 3372 u_int64_t lbasize48; 3373 u_int32_t lbasize; 3374 3375 dp->secsize = ata_logical_sector_size(&cgd->ident_data); 3376 if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 3377 cgd->ident_data.current_heads && cgd->ident_data.current_sectors) { 3378 dp->heads = cgd->ident_data.current_heads; 3379 dp->secs_per_track = cgd->ident_data.current_sectors; 3380 dp->cylinders = cgd->ident_data.cylinders; 3381 dp->sectors = (u_int32_t)cgd->ident_data.current_size_1 | 3382 ((u_int32_t)cgd->ident_data.current_size_2 << 16); 3383 } else { 3384 dp->heads = cgd->ident_data.heads; 3385 dp->secs_per_track = cgd->ident_data.sectors; 3386 dp->cylinders = cgd->ident_data.cylinders; 3387 dp->sectors = cgd->ident_data.cylinders * 3388 (u_int32_t)(dp->heads * dp->secs_per_track); 3389 } 3390 lbasize = (u_int32_t)cgd->ident_data.lba_size_1 | 3391 ((u_int32_t)cgd->ident_data.lba_size_2 << 16); 3392 3393 /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 3394 if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 3395 dp->sectors = lbasize; 3396 3397 /* use the 48bit LBA size if valid */ 3398 lbasize48 = ((u_int64_t)cgd->ident_data.lba_size48_1) | 3399 ((u_int64_t)cgd->ident_data.lba_size48_2 << 16) | 3400 ((u_int64_t)cgd->ident_data.lba_size48_3 << 32) | 3401 ((u_int64_t)cgd->ident_data.lba_size48_4 << 48); 3402 if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 3403 lbasize48 > ATA_MAX_28BIT_LBA) 3404 dp->sectors = lbasize48; 3405 } 3406 3407 static void 3408 adasendorderedtag(void *arg) 3409 { 3410 struct ada_softc *softc = arg; 3411 3412 if (ada_send_ordered) { 3413 if (softc->outstanding_cmds > 0) { 3414 if ((softc->flags & ADA_FLAG_WAS_OTAG) == 0) 3415 softc->flags |= ADA_FLAG_NEED_OTAG; 3416 softc->flags &= ~ADA_FLAG_WAS_OTAG; 3417 } 3418 } 3419 /* Queue us up again */ 3420 callout_reset(&softc->sendordered_c, 3421 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 3422 adasendorderedtag, softc); 3423 } 3424 3425 /* 3426 * Step through all ADA peripheral drivers, and if the device is still open, 3427 * sync the disk cache to physical media. 3428 */ 3429 static void 3430 adaflush(void) 3431 { 3432 struct cam_periph *periph; 3433 struct ada_softc *softc; 3434 union ccb *ccb; 3435 int error; 3436 3437 CAM_PERIPH_FOREACH(periph, &adadriver) { 3438 softc = (struct ada_softc *)periph->softc; 3439 if (SCHEDULER_STOPPED()) { 3440 /* If we paniced with the lock held, do not recurse. */ 3441 if (!cam_periph_owned(periph) && 3442 (softc->flags & ADA_FLAG_OPEN)) { 3443 adadump(softc->disk, NULL, 0, 0, 0); 3444 } 3445 continue; 3446 } 3447 cam_periph_lock(periph); 3448 /* 3449 * We only sync the cache if the drive is still open, and 3450 * if the drive is capable of it.. 3451 */ 3452 if (((softc->flags & ADA_FLAG_OPEN) == 0) || 3453 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 3454 cam_periph_unlock(periph); 3455 continue; 3456 } 3457 3458 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3459 cam_fill_ataio(&ccb->ataio, 3460 0, 3461 NULL, 3462 CAM_DIR_NONE, 3463 0, 3464 NULL, 3465 0, 3466 ada_default_timeout*1000); 3467 if (softc->flags & ADA_FLAG_CAN_48BIT) 3468 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 3469 else 3470 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 3471 3472 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3473 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3474 softc->disk->d_devstat); 3475 if (error != 0) 3476 xpt_print(periph->path, "Synchronize cache failed\n"); 3477 xpt_release_ccb(ccb); 3478 cam_periph_unlock(periph); 3479 } 3480 } 3481 3482 static void 3483 adaspindown(uint8_t cmd, int flags) 3484 { 3485 struct cam_periph *periph; 3486 struct ada_softc *softc; 3487 struct ccb_ataio local_ccb; 3488 int error; 3489 3490 CAM_PERIPH_FOREACH(periph, &adadriver) { 3491 /* If we paniced with lock held - not recurse here. */ 3492 if (cam_periph_owned(periph)) 3493 continue; 3494 cam_periph_lock(periph); 3495 softc = (struct ada_softc *)periph->softc; 3496 /* 3497 * We only spin-down the drive if it is capable of it.. 3498 */ 3499 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3500 cam_periph_unlock(periph); 3501 continue; 3502 } 3503 3504 if (bootverbose) 3505 xpt_print(periph->path, "spin-down\n"); 3506 3507 memset(&local_ccb, 0, sizeof(local_ccb)); 3508 xpt_setup_ccb(&local_ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3509 local_ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 3510 3511 cam_fill_ataio(&local_ccb, 3512 0, 3513 NULL, 3514 CAM_DIR_NONE | flags, 3515 0, 3516 NULL, 3517 0, 3518 ada_default_timeout*1000); 3519 ata_28bit_cmd(&local_ccb, cmd, 0, 0, 0); 3520 error = cam_periph_runccb((union ccb *)&local_ccb, adaerror, 3521 /*cam_flags*/0, /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3522 softc->disk->d_devstat); 3523 if (error != 0) 3524 xpt_print(periph->path, "Spin-down disk failed\n"); 3525 cam_periph_unlock(periph); 3526 } 3527 } 3528 3529 static void 3530 adashutdown(void *arg, int howto) 3531 { 3532 int how; 3533 3534 adaflush(); 3535 3536 /* 3537 * STANDBY IMMEDIATE saves any volatile data to the drive. It also spins 3538 * down hard drives. IDLE IMMEDIATE also saves the volatile data without 3539 * a spindown. We send the former when we expect to lose power soon. For 3540 * a warm boot, we send the latter to avoid a thundering herd of spinups 3541 * just after the kernel loads while probing. We have to do something to 3542 * flush the data because the BIOS in many systems resets the HBA 3543 * causing a COMINIT/COMRESET negotiation, which some drives interpret 3544 * as license to toss the volatile data, and others count as unclean 3545 * shutdown when in the Active PM state in SMART attributes. 3546 * 3547 * adaspindown will ensure that we don't send this to a drive that 3548 * doesn't support it. 3549 */ 3550 if (ada_spindown_shutdown != 0) { 3551 how = (howto & (RB_HALT | RB_POWEROFF | RB_POWERCYCLE)) ? 3552 ATA_STANDBY_IMMEDIATE : ATA_IDLE_IMMEDIATE; 3553 adaspindown(how, 0); 3554 } 3555 } 3556 3557 static void 3558 adasuspend(void *arg) 3559 { 3560 3561 adaflush(); 3562 /* 3563 * SLEEP also fushes any volatile data, like STANDBY IMEDIATE, 3564 * so we don't need to send it as well. 3565 */ 3566 if (ada_spindown_suspend != 0) 3567 adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 3568 } 3569 3570 static void 3571 adaresume(void *arg) 3572 { 3573 struct cam_periph *periph; 3574 struct ada_softc *softc; 3575 3576 if (ada_spindown_suspend == 0) 3577 return; 3578 3579 CAM_PERIPH_FOREACH(periph, &adadriver) { 3580 cam_periph_lock(periph); 3581 softc = (struct ada_softc *)periph->softc; 3582 /* 3583 * We only spin-down the drive if it is capable of it.. 3584 */ 3585 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3586 cam_periph_unlock(periph); 3587 continue; 3588 } 3589 3590 if (bootverbose) 3591 xpt_print(periph->path, "resume\n"); 3592 3593 /* 3594 * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 3595 * sleep request. 3596 */ 3597 cam_release_devq(periph->path, 3598 /*relsim_flags*/0, 3599 /*openings*/0, 3600 /*timeout*/0, 3601 /*getcount_only*/0); 3602 3603 cam_periph_unlock(periph); 3604 } 3605 } 3606 3607 #endif /* _KERNEL */ 3608