1 /*- 2 * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27 #include <sys/cdefs.h> 28 __FBSDID("$FreeBSD$"); 29 30 #include "opt_ada.h" 31 32 #include <sys/param.h> 33 34 #ifdef _KERNEL 35 #include <sys/systm.h> 36 #include <sys/kernel.h> 37 #include <sys/bio.h> 38 #include <sys/sysctl.h> 39 #include <sys/taskqueue.h> 40 #include <sys/lock.h> 41 #include <sys/mutex.h> 42 #include <sys/conf.h> 43 #include <sys/devicestat.h> 44 #include <sys/eventhandler.h> 45 #include <sys/malloc.h> 46 #include <sys/endian.h> 47 #include <sys/cons.h> 48 #include <sys/proc.h> 49 #include <sys/reboot.h> 50 #include <sys/sbuf.h> 51 #include <geom/geom_disk.h> 52 #endif /* _KERNEL */ 53 54 #ifndef _KERNEL 55 #include <stdio.h> 56 #include <string.h> 57 #endif /* _KERNEL */ 58 59 #include <cam/cam.h> 60 #include <cam/cam_ccb.h> 61 #include <cam/cam_periph.h> 62 #include <cam/cam_xpt_periph.h> 63 #include <cam/scsi/scsi_all.h> 64 #include <cam/scsi/scsi_da.h> 65 #include <cam/cam_sim.h> 66 #include <cam/cam_iosched.h> 67 68 #include <cam/ata/ata_all.h> 69 70 #include <machine/md_var.h> /* geometry translation */ 71 72 #ifdef _KERNEL 73 74 #define ATA_MAX_28BIT_LBA 268435455UL 75 76 extern int iosched_debug; 77 78 typedef enum { 79 ADA_STATE_RAHEAD, 80 ADA_STATE_WCACHE, 81 ADA_STATE_LOGDIR, 82 ADA_STATE_IDDIR, 83 ADA_STATE_SUP_CAP, 84 ADA_STATE_ZONE, 85 ADA_STATE_NORMAL 86 } ada_state; 87 88 typedef enum { 89 ADA_FLAG_CAN_48BIT = 0x00000002, 90 ADA_FLAG_CAN_FLUSHCACHE = 0x00000004, 91 ADA_FLAG_CAN_NCQ = 0x00000008, 92 ADA_FLAG_CAN_DMA = 0x00000010, 93 ADA_FLAG_NEED_OTAG = 0x00000020, 94 ADA_FLAG_WAS_OTAG = 0x00000040, 95 ADA_FLAG_CAN_TRIM = 0x00000080, 96 ADA_FLAG_OPEN = 0x00000100, 97 ADA_FLAG_SCTX_INIT = 0x00000200, 98 ADA_FLAG_CAN_CFA = 0x00000400, 99 ADA_FLAG_CAN_POWERMGT = 0x00000800, 100 ADA_FLAG_CAN_DMA48 = 0x00001000, 101 ADA_FLAG_CAN_LOG = 0x00002000, 102 ADA_FLAG_CAN_IDLOG = 0x00004000, 103 ADA_FLAG_CAN_SUPCAP = 0x00008000, 104 ADA_FLAG_CAN_ZONE = 0x00010000, 105 ADA_FLAG_CAN_WCACHE = 0x00020000, 106 ADA_FLAG_CAN_RAHEAD = 0x00040000, 107 ADA_FLAG_PROBED = 0x00080000, 108 ADA_FLAG_ANNOUNCED = 0x00100000, 109 ADA_FLAG_DIRTY = 0x00200000, 110 ADA_FLAG_CAN_NCQ_TRIM = 0x00400000, /* CAN_TRIM also set */ 111 ADA_FLAG_PIM_ATA_EXT = 0x00800000 112 } ada_flags; 113 114 typedef enum { 115 ADA_Q_NONE = 0x00, 116 ADA_Q_4K = 0x01, 117 ADA_Q_NCQ_TRIM_BROKEN = 0x02, 118 ADA_Q_LOG_BROKEN = 0x04, 119 ADA_Q_SMR_DM = 0x08 120 } ada_quirks; 121 122 #define ADA_Q_BIT_STRING \ 123 "\020" \ 124 "\0014K" \ 125 "\002NCQ_TRIM_BROKEN" \ 126 "\003LOG_BROKEN" \ 127 "\004SMR_DM" 128 129 typedef enum { 130 ADA_CCB_RAHEAD = 0x01, 131 ADA_CCB_WCACHE = 0x02, 132 ADA_CCB_BUFFER_IO = 0x03, 133 ADA_CCB_DUMP = 0x05, 134 ADA_CCB_TRIM = 0x06, 135 ADA_CCB_LOGDIR = 0x07, 136 ADA_CCB_IDDIR = 0x08, 137 ADA_CCB_SUP_CAP = 0x09, 138 ADA_CCB_ZONE = 0x0a, 139 ADA_CCB_TYPE_MASK = 0x0F, 140 } ada_ccb_state; 141 142 typedef enum { 143 ADA_ZONE_NONE = 0x00, 144 ADA_ZONE_DRIVE_MANAGED = 0x01, 145 ADA_ZONE_HOST_AWARE = 0x02, 146 ADA_ZONE_HOST_MANAGED = 0x03 147 } ada_zone_mode; 148 149 typedef enum { 150 ADA_ZONE_FLAG_RZ_SUP = 0x0001, 151 ADA_ZONE_FLAG_OPEN_SUP = 0x0002, 152 ADA_ZONE_FLAG_CLOSE_SUP = 0x0004, 153 ADA_ZONE_FLAG_FINISH_SUP = 0x0008, 154 ADA_ZONE_FLAG_RWP_SUP = 0x0010, 155 ADA_ZONE_FLAG_SUP_MASK = (ADA_ZONE_FLAG_RZ_SUP | 156 ADA_ZONE_FLAG_OPEN_SUP | 157 ADA_ZONE_FLAG_CLOSE_SUP | 158 ADA_ZONE_FLAG_FINISH_SUP | 159 ADA_ZONE_FLAG_RWP_SUP), 160 ADA_ZONE_FLAG_URSWRZ = 0x0020, 161 ADA_ZONE_FLAG_OPT_SEQ_SET = 0x0040, 162 ADA_ZONE_FLAG_OPT_NONSEQ_SET = 0x0080, 163 ADA_ZONE_FLAG_MAX_SEQ_SET = 0x0100, 164 ADA_ZONE_FLAG_SET_MASK = (ADA_ZONE_FLAG_OPT_SEQ_SET | 165 ADA_ZONE_FLAG_OPT_NONSEQ_SET | 166 ADA_ZONE_FLAG_MAX_SEQ_SET) 167 } ada_zone_flags; 168 169 static struct ada_zone_desc { 170 ada_zone_flags value; 171 const char *desc; 172 } ada_zone_desc_table[] = { 173 {ADA_ZONE_FLAG_RZ_SUP, "Report Zones" }, 174 {ADA_ZONE_FLAG_OPEN_SUP, "Open" }, 175 {ADA_ZONE_FLAG_CLOSE_SUP, "Close" }, 176 {ADA_ZONE_FLAG_FINISH_SUP, "Finish" }, 177 {ADA_ZONE_FLAG_RWP_SUP, "Reset Write Pointer" }, 178 }; 179 180 181 /* Offsets into our private area for storing information */ 182 #define ccb_state ppriv_field0 183 #define ccb_bp ppriv_ptr1 184 185 typedef enum { 186 ADA_DELETE_NONE, 187 ADA_DELETE_DISABLE, 188 ADA_DELETE_CFA_ERASE, 189 ADA_DELETE_DSM_TRIM, 190 ADA_DELETE_NCQ_DSM_TRIM, 191 ADA_DELETE_MIN = ADA_DELETE_CFA_ERASE, 192 ADA_DELETE_MAX = ADA_DELETE_NCQ_DSM_TRIM, 193 } ada_delete_methods; 194 195 static const char *ada_delete_method_names[] = 196 { "NONE", "DISABLE", "CFA_ERASE", "DSM_TRIM", "NCQ_DSM_TRIM" }; 197 #if 0 198 static const char *ada_delete_method_desc[] = 199 { "NONE", "DISABLED", "CFA Erase", "DSM Trim", "DSM Trim via NCQ" }; 200 #endif 201 202 struct disk_params { 203 u_int8_t heads; 204 u_int8_t secs_per_track; 205 u_int32_t cylinders; 206 u_int32_t secsize; /* Number of bytes/logical sector */ 207 u_int64_t sectors; /* Total number sectors */ 208 }; 209 210 #define TRIM_MAX_BLOCKS 8 211 #define TRIM_MAX_RANGES (TRIM_MAX_BLOCKS * ATA_DSM_BLK_RANGES) 212 struct trim_request { 213 uint8_t data[TRIM_MAX_RANGES * ATA_DSM_RANGE_SIZE]; 214 TAILQ_HEAD(, bio) bps; 215 }; 216 217 struct ada_softc { 218 struct cam_iosched_softc *cam_iosched; 219 int outstanding_cmds; /* Number of active commands */ 220 int refcount; /* Active xpt_action() calls */ 221 ada_state state; 222 ada_flags flags; 223 ada_zone_mode zone_mode; 224 ada_zone_flags zone_flags; 225 struct ata_gp_log_dir ata_logdir; 226 int valid_logdir_len; 227 struct ata_identify_log_pages ata_iddir; 228 int valid_iddir_len; 229 uint64_t optimal_seq_zones; 230 uint64_t optimal_nonseq_zones; 231 uint64_t max_seq_zones; 232 ada_quirks quirks; 233 ada_delete_methods delete_method; 234 int trim_max_ranges; 235 int read_ahead; 236 int write_cache; 237 int unmappedio; 238 int rotating; 239 #ifdef ADA_TEST_FAILURE 240 int force_read_error; 241 int force_write_error; 242 int periodic_read_error; 243 int periodic_read_count; 244 #endif 245 struct disk_params params; 246 struct disk *disk; 247 struct task sysctl_task; 248 struct sysctl_ctx_list sysctl_ctx; 249 struct sysctl_oid *sysctl_tree; 250 struct callout sendordered_c; 251 struct trim_request trim_req; 252 #ifdef CAM_IO_STATS 253 struct sysctl_ctx_list sysctl_stats_ctx; 254 struct sysctl_oid *sysctl_stats_tree; 255 u_int timeouts; 256 u_int errors; 257 u_int invalidations; 258 #endif 259 }; 260 261 struct ada_quirk_entry { 262 struct scsi_inquiry_pattern inq_pat; 263 ada_quirks quirks; 264 }; 265 266 static struct ada_quirk_entry ada_quirk_table[] = 267 { 268 { 269 /* Hitachi Advanced Format (4k) drives */ 270 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Hitachi H??????????E3*", "*" }, 271 /*quirks*/ADA_Q_4K 272 }, 273 { 274 /* Samsung Advanced Format (4k) drives */ 275 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD155UI*", "*" }, 276 /*quirks*/ADA_Q_4K 277 }, 278 { 279 /* Samsung Advanced Format (4k) drives */ 280 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD204UI*", "*" }, 281 /*quirks*/ADA_Q_4K 282 }, 283 { 284 /* Seagate Barracuda Green Advanced Format (4k) drives */ 285 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DL*", "*" }, 286 /*quirks*/ADA_Q_4K 287 }, 288 { 289 /* Seagate Barracuda Advanced Format (4k) drives */ 290 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???DM*", "*" }, 291 /*quirks*/ADA_Q_4K 292 }, 293 { 294 /* Seagate Barracuda Advanced Format (4k) drives */ 295 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DM*", "*" }, 296 /*quirks*/ADA_Q_4K 297 }, 298 { 299 /* Seagate Momentus Advanced Format (4k) drives */ 300 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500423AS*", "*" }, 301 /*quirks*/ADA_Q_4K 302 }, 303 { 304 /* Seagate Momentus Advanced Format (4k) drives */ 305 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500424AS*", "*" }, 306 /*quirks*/ADA_Q_4K 307 }, 308 { 309 /* Seagate Momentus Advanced Format (4k) drives */ 310 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640423AS*", "*" }, 311 /*quirks*/ADA_Q_4K 312 }, 313 { 314 /* Seagate Momentus Advanced Format (4k) drives */ 315 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640424AS*", "*" }, 316 /*quirks*/ADA_Q_4K 317 }, 318 { 319 /* Seagate Momentus Advanced Format (4k) drives */ 320 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750420AS*", "*" }, 321 /*quirks*/ADA_Q_4K 322 }, 323 { 324 /* Seagate Momentus Advanced Format (4k) drives */ 325 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750422AS*", "*" }, 326 /*quirks*/ADA_Q_4K 327 }, 328 { 329 /* Seagate Momentus Advanced Format (4k) drives */ 330 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750423AS*", "*" }, 331 /*quirks*/ADA_Q_4K 332 }, 333 { 334 /* Seagate Momentus Thin Advanced Format (4k) drives */ 335 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???LT*", "*" }, 336 /*quirks*/ADA_Q_4K 337 }, 338 { 339 /* WDC Caviar Red Advanced Format (4k) drives */ 340 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????CX*", "*" }, 341 /*quirks*/ADA_Q_4K 342 }, 343 { 344 /* WDC Caviar Green Advanced Format (4k) drives */ 345 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RS*", "*" }, 346 /*quirks*/ADA_Q_4K 347 }, 348 { 349 /* WDC Caviar Green/Red Advanced Format (4k) drives */ 350 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RX*", "*" }, 351 /*quirks*/ADA_Q_4K 352 }, 353 { 354 /* WDC Caviar Red Advanced Format (4k) drives */ 355 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????CX*", "*" }, 356 /*quirks*/ADA_Q_4K 357 }, 358 { 359 /* WDC Caviar Black Advanced Format (4k) drives */ 360 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????EX*", "*" }, 361 /*quirks*/ADA_Q_4K 362 }, 363 { 364 /* WDC Caviar Green Advanced Format (4k) drives */ 365 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RS*", "*" }, 366 /*quirks*/ADA_Q_4K 367 }, 368 { 369 /* WDC Caviar Green Advanced Format (4k) drives */ 370 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RX*", "*" }, 371 /*quirks*/ADA_Q_4K 372 }, 373 { 374 /* WDC Scorpio Black Advanced Format (4k) drives */ 375 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PKT*", "*" }, 376 /*quirks*/ADA_Q_4K 377 }, 378 { 379 /* WDC Scorpio Black Advanced Format (4k) drives */ 380 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PKT*", "*" }, 381 /*quirks*/ADA_Q_4K 382 }, 383 { 384 /* WDC Scorpio Blue Advanced Format (4k) drives */ 385 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PVT*", "*" }, 386 /*quirks*/ADA_Q_4K 387 }, 388 { 389 /* WDC Scorpio Blue Advanced Format (4k) drives */ 390 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PVT*", "*" }, 391 /*quirks*/ADA_Q_4K 392 }, 393 /* SSDs */ 394 { 395 /* 396 * Corsair Force 2 SSDs 397 * 4k optimised & trim only works in 4k requests + 4k aligned 398 */ 399 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair CSSD-F*", "*" }, 400 /*quirks*/ADA_Q_4K 401 }, 402 { 403 /* 404 * Corsair Force 3 SSDs 405 * 4k optimised & trim only works in 4k requests + 4k aligned 406 */ 407 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force 3*", "*" }, 408 /*quirks*/ADA_Q_4K 409 }, 410 { 411 /* 412 * Corsair Neutron GTX SSDs 413 * 4k optimised & trim only works in 4k requests + 4k aligned 414 */ 415 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 416 /*quirks*/ADA_Q_4K 417 }, 418 { 419 /* 420 * Corsair Force GT & GS SSDs 421 * 4k optimised & trim only works in 4k requests + 4k aligned 422 */ 423 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force G*", "*" }, 424 /*quirks*/ADA_Q_4K 425 }, 426 { 427 /* 428 * Crucial M4 SSDs 429 * 4k optimised & trim only works in 4k requests + 4k aligned 430 */ 431 { T_DIRECT, SIP_MEDIA_FIXED, "*", "M4-CT???M4SSD2*", "*" }, 432 /*quirks*/ADA_Q_4K 433 }, 434 { 435 /* 436 * Crucial M500 SSDs MU07 firmware 437 * NCQ Trim works 438 */ 439 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "MU07" }, 440 /*quirks*/0 441 }, 442 { 443 /* 444 * Crucial M500 SSDs all other firmware 445 * NCQ Trim doesn't work 446 */ 447 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "*" }, 448 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 449 }, 450 { 451 /* 452 * Crucial M550 SSDs 453 * NCQ Trim doesn't work, but only on MU01 firmware 454 */ 455 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M550*", "MU01" }, 456 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 457 }, 458 { 459 /* 460 * Crucial MX100 SSDs 461 * NCQ Trim doesn't work, but only on MU01 firmware 462 */ 463 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*MX100*", "MU01" }, 464 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 465 }, 466 { 467 /* 468 * Crucial RealSSD C300 SSDs 469 * 4k optimised 470 */ 471 { T_DIRECT, SIP_MEDIA_FIXED, "*", "C300-CTFDDAC???MAG*", 472 "*" }, /*quirks*/ADA_Q_4K 473 }, 474 { 475 /* 476 * FCCT M500 SSDs 477 * NCQ Trim doesn't work 478 */ 479 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FCCT*M500*", "*" }, 480 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 481 }, 482 { 483 /* 484 * Intel 320 Series SSDs 485 * 4k optimised & trim only works in 4k requests + 4k aligned 486 */ 487 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2CW*", "*" }, 488 /*quirks*/ADA_Q_4K 489 }, 490 { 491 /* 492 * Intel 330 Series SSDs 493 * 4k optimised & trim only works in 4k requests + 4k aligned 494 */ 495 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2CT*", "*" }, 496 /*quirks*/ADA_Q_4K 497 }, 498 { 499 /* 500 * Intel 510 Series SSDs 501 * 4k optimised & trim only works in 4k requests + 4k aligned 502 */ 503 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2MH*", "*" }, 504 /*quirks*/ADA_Q_4K 505 }, 506 { 507 /* 508 * Intel 520 Series SSDs 509 * 4k optimised & trim only works in 4k requests + 4k aligned 510 */ 511 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BW*", "*" }, 512 /*quirks*/ADA_Q_4K 513 }, 514 { 515 /* 516 * Intel X25-M Series SSDs 517 * 4k optimised & trim only works in 4k requests + 4k aligned 518 */ 519 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2M*", "*" }, 520 /*quirks*/ADA_Q_4K 521 }, 522 { 523 /* 524 * Kingston E100 Series SSDs 525 * 4k optimised & trim only works in 4k requests + 4k aligned 526 */ 527 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SE100S3*", "*" }, 528 /*quirks*/ADA_Q_4K 529 }, 530 { 531 /* 532 * Kingston HyperX 3k SSDs 533 * 4k optimised & trim only works in 4k requests + 4k aligned 534 */ 535 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SH103S3*", "*" }, 536 /*quirks*/ADA_Q_4K 537 }, 538 { 539 /* 540 * Marvell SSDs (entry taken from OpenSolaris) 541 * 4k optimised & trim only works in 4k requests + 4k aligned 542 */ 543 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MARVELL SD88SA02*", "*" }, 544 /*quirks*/ADA_Q_4K 545 }, 546 { 547 /* 548 * Micron M500 SSDs firmware MU07 549 * NCQ Trim works? 550 */ 551 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "MU07" }, 552 /*quirks*/0 553 }, 554 { 555 /* 556 * Micron M500 SSDs all other firmware 557 * NCQ Trim doesn't work 558 */ 559 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "*" }, 560 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 561 }, 562 { 563 /* 564 * Micron M5[15]0 SSDs 565 * NCQ Trim doesn't work, but only MU01 firmware 566 */ 567 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M5[15]0*", "MU01" }, 568 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 569 }, 570 { 571 /* 572 * OCZ Agility 2 SSDs 573 * 4k optimised & trim only works in 4k requests + 4k aligned 574 */ 575 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 576 /*quirks*/ADA_Q_4K 577 }, 578 { 579 /* 580 * OCZ Agility 3 SSDs 581 * 4k optimised & trim only works in 4k requests + 4k aligned 582 */ 583 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY3*", "*" }, 584 /*quirks*/ADA_Q_4K 585 }, 586 { 587 /* 588 * OCZ Deneva R Series SSDs 589 * 4k optimised & trim only works in 4k requests + 4k aligned 590 */ 591 { T_DIRECT, SIP_MEDIA_FIXED, "*", "DENRSTE251M45*", "*" }, 592 /*quirks*/ADA_Q_4K 593 }, 594 { 595 /* 596 * OCZ Vertex 2 SSDs (inc pro series) 597 * 4k optimised & trim only works in 4k requests + 4k aligned 598 */ 599 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ?VERTEX2*", "*" }, 600 /*quirks*/ADA_Q_4K 601 }, 602 { 603 /* 604 * OCZ Vertex 3 SSDs 605 * 4k optimised & trim only works in 4k requests + 4k aligned 606 */ 607 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX3*", "*" }, 608 /*quirks*/ADA_Q_4K 609 }, 610 { 611 /* 612 * OCZ Vertex 4 SSDs 613 * 4k optimised & trim only works in 4k requests + 4k aligned 614 */ 615 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX4*", "*" }, 616 /*quirks*/ADA_Q_4K 617 }, 618 { 619 /* 620 * Samsung 830 Series SSDs 621 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 622 */ 623 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD 830 Series*", "*" }, 624 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 625 }, 626 { 627 /* 628 * Samsung 840 SSDs 629 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 630 */ 631 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 840*", "*" }, 632 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 633 }, 634 { 635 /* 636 * Samsung 850 SSDs 637 * 4k optimised, NCQ TRIM broken (normal TRIM fine) 638 */ 639 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 850*", "*" }, 640 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 641 }, 642 { 643 /* 644 * Samsung SM863 Series SSDs (MZ7KM*) 645 * 4k optimised, NCQ believed to be working 646 */ 647 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7KM*", "*" }, 648 /*quirks*/ADA_Q_4K 649 }, 650 { 651 /* 652 * Samsung 843T Series SSDs (MZ7WD*) 653 * Samsung PM851 Series SSDs (MZ7TE*) 654 * Samsung PM853T Series SSDs (MZ7GE*) 655 * 4k optimised, NCQ believed to be broken since these are 656 * appear to be built with the same controllers as the 840/850. 657 */ 658 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7*", "*" }, 659 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 660 }, 661 { 662 /* 663 * Samsung PM851 Series SSDs Dell OEM 664 * device model "SAMSUNG SSD PM851 mSATA 256GB" 665 * 4k optimised, NCQ broken 666 */ 667 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD PM851*", "*" }, 668 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 669 }, 670 { 671 /* 672 * SuperTalent TeraDrive CT SSDs 673 * 4k optimised & trim only works in 4k requests + 4k aligned 674 */ 675 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FTM??CT25H*", "*" }, 676 /*quirks*/ADA_Q_4K 677 }, 678 { 679 /* 680 * XceedIOPS SATA SSDs 681 * 4k optimised 682 */ 683 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SG9XCS2D*", "*" }, 684 /*quirks*/ADA_Q_4K 685 }, 686 { 687 /* 688 * Samsung drive that doesn't support READ LOG EXT or 689 * READ LOG DMA EXT, despite reporting that it does in 690 * ATA identify data: 691 * SAMSUNG HD200HJ KF100-06 692 */ 693 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD200*", "*" }, 694 /*quirks*/ADA_Q_LOG_BROKEN 695 }, 696 { 697 /* 698 * Samsung drive that doesn't support READ LOG EXT or 699 * READ LOG DMA EXT, despite reporting that it does in 700 * ATA identify data: 701 * SAMSUNG HD501LJ CR100-10 702 */ 703 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD501*", "*" }, 704 /*quirks*/ADA_Q_LOG_BROKEN 705 }, 706 { 707 /* 708 * Seagate Lamarr 8TB Shingled Magnetic Recording (SMR) 709 * Drive Managed SATA hard drive. This drive doesn't report 710 * in firmware that it is a drive managed SMR drive. 711 */ 712 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST8000AS0002*", "*" }, 713 /*quirks*/ADA_Q_SMR_DM 714 }, 715 { 716 /* Default */ 717 { 718 T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 719 /*vendor*/"*", /*product*/"*", /*revision*/"*" 720 }, 721 /*quirks*/0 722 }, 723 }; 724 725 static disk_strategy_t adastrategy; 726 static dumper_t adadump; 727 static periph_init_t adainit; 728 static void adadiskgonecb(struct disk *dp); 729 static periph_oninv_t adaoninvalidate; 730 static periph_dtor_t adacleanup; 731 static void adaasync(void *callback_arg, u_int32_t code, 732 struct cam_path *path, void *arg); 733 static int adazonemodesysctl(SYSCTL_HANDLER_ARGS); 734 static int adazonesupsysctl(SYSCTL_HANDLER_ARGS); 735 static void adasysctlinit(void *context, int pending); 736 static int adagetattr(struct bio *bp); 737 static void adasetflags(struct ada_softc *softc, 738 struct ccb_getdev *cgd); 739 static periph_ctor_t adaregister; 740 static void ada_dsmtrim(struct ada_softc *softc, struct bio *bp, 741 struct ccb_ataio *ataio); 742 static void ada_cfaerase(struct ada_softc *softc, struct bio *bp, 743 struct ccb_ataio *ataio); 744 static int ada_zone_bio_to_ata(int disk_zone_cmd); 745 static int ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, 746 struct bio *bp, int *queue_ccb); 747 static periph_start_t adastart; 748 static void adaprobedone(struct cam_periph *periph, union ccb *ccb); 749 static void adazonedone(struct cam_periph *periph, union ccb *ccb); 750 static void adadone(struct cam_periph *periph, 751 union ccb *done_ccb); 752 static int adaerror(union ccb *ccb, u_int32_t cam_flags, 753 u_int32_t sense_flags); 754 static void adagetparams(struct cam_periph *periph, 755 struct ccb_getdev *cgd); 756 static timeout_t adasendorderedtag; 757 static void adashutdown(void *arg, int howto); 758 static void adasuspend(void *arg); 759 static void adaresume(void *arg); 760 761 #ifndef ADA_DEFAULT_LEGACY_ALIASES 762 #define ADA_DEFAULT_LEGACY_ALIASES 1 763 #endif 764 765 #ifndef ADA_DEFAULT_TIMEOUT 766 #define ADA_DEFAULT_TIMEOUT 30 /* Timeout in seconds */ 767 #endif 768 769 #ifndef ADA_DEFAULT_RETRY 770 #define ADA_DEFAULT_RETRY 4 771 #endif 772 773 #ifndef ADA_DEFAULT_SEND_ORDERED 774 #define ADA_DEFAULT_SEND_ORDERED 1 775 #endif 776 777 #ifndef ADA_DEFAULT_SPINDOWN_SHUTDOWN 778 #define ADA_DEFAULT_SPINDOWN_SHUTDOWN 1 779 #endif 780 781 #ifndef ADA_DEFAULT_SPINDOWN_SUSPEND 782 #define ADA_DEFAULT_SPINDOWN_SUSPEND 1 783 #endif 784 785 #ifndef ADA_DEFAULT_READ_AHEAD 786 #define ADA_DEFAULT_READ_AHEAD 1 787 #endif 788 789 #ifndef ADA_DEFAULT_WRITE_CACHE 790 #define ADA_DEFAULT_WRITE_CACHE 1 791 #endif 792 793 #define ADA_RA (softc->read_ahead >= 0 ? \ 794 softc->read_ahead : ada_read_ahead) 795 #define ADA_WC (softc->write_cache >= 0 ? \ 796 softc->write_cache : ada_write_cache) 797 798 /* 799 * Most platforms map firmware geometry to actual, but some don't. If 800 * not overridden, default to nothing. 801 */ 802 #ifndef ata_disk_firmware_geom_adjust 803 #define ata_disk_firmware_geom_adjust(disk) 804 #endif 805 806 static int ada_retry_count = ADA_DEFAULT_RETRY; 807 static int ada_default_timeout = ADA_DEFAULT_TIMEOUT; 808 static int ada_send_ordered = ADA_DEFAULT_SEND_ORDERED; 809 static int ada_spindown_shutdown = ADA_DEFAULT_SPINDOWN_SHUTDOWN; 810 static int ada_spindown_suspend = ADA_DEFAULT_SPINDOWN_SUSPEND; 811 static int ada_read_ahead = ADA_DEFAULT_READ_AHEAD; 812 static int ada_write_cache = ADA_DEFAULT_WRITE_CACHE; 813 814 static SYSCTL_NODE(_kern_cam, OID_AUTO, ada, CTLFLAG_RD, 0, 815 "CAM Direct Access Disk driver"); 816 SYSCTL_INT(_kern_cam_ada, OID_AUTO, retry_count, CTLFLAG_RWTUN, 817 &ada_retry_count, 0, "Normal I/O retry count"); 818 SYSCTL_INT(_kern_cam_ada, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 819 &ada_default_timeout, 0, "Normal I/O timeout (in seconds)"); 820 SYSCTL_INT(_kern_cam_ada, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 821 &ada_send_ordered, 0, "Send Ordered Tags"); 822 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_shutdown, CTLFLAG_RWTUN, 823 &ada_spindown_shutdown, 0, "Spin down upon shutdown"); 824 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_suspend, CTLFLAG_RWTUN, 825 &ada_spindown_suspend, 0, "Spin down upon suspend"); 826 SYSCTL_INT(_kern_cam_ada, OID_AUTO, read_ahead, CTLFLAG_RWTUN, 827 &ada_read_ahead, 0, "Enable disk read-ahead"); 828 SYSCTL_INT(_kern_cam_ada, OID_AUTO, write_cache, CTLFLAG_RWTUN, 829 &ada_write_cache, 0, "Enable disk write cache"); 830 831 /* 832 * ADA_ORDEREDTAG_INTERVAL determines how often, relative 833 * to the default timeout, we check to see whether an ordered 834 * tagged transaction is appropriate to prevent simple tag 835 * starvation. Since we'd like to ensure that there is at least 836 * 1/2 of the timeout length left for a starved transaction to 837 * complete after we've sent an ordered tag, we must poll at least 838 * four times in every timeout period. This takes care of the worst 839 * case where a starved transaction starts during an interval that 840 * meets the requirement "don't send an ordered tag" test so it takes 841 * us two intervals to determine that a tag must be sent. 842 */ 843 #ifndef ADA_ORDEREDTAG_INTERVAL 844 #define ADA_ORDEREDTAG_INTERVAL 4 845 #endif 846 847 static struct periph_driver adadriver = 848 { 849 adainit, "ada", 850 TAILQ_HEAD_INITIALIZER(adadriver.units), /* generation */ 0 851 }; 852 853 static int adadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 854 855 PERIPHDRIVER_DECLARE(ada, adadriver); 856 857 static MALLOC_DEFINE(M_ATADA, "ata_da", "ata_da buffers"); 858 859 static int 860 adaopen(struct disk *dp) 861 { 862 struct cam_periph *periph; 863 struct ada_softc *softc; 864 int error; 865 866 periph = (struct cam_periph *)dp->d_drv1; 867 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 868 return(ENXIO); 869 } 870 871 cam_periph_lock(periph); 872 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 873 cam_periph_unlock(periph); 874 cam_periph_release(periph); 875 return (error); 876 } 877 878 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 879 ("adaopen\n")); 880 881 softc = (struct ada_softc *)periph->softc; 882 softc->flags |= ADA_FLAG_OPEN; 883 884 cam_periph_unhold(periph); 885 cam_periph_unlock(periph); 886 return (0); 887 } 888 889 static int 890 adaclose(struct disk *dp) 891 { 892 struct cam_periph *periph; 893 struct ada_softc *softc; 894 union ccb *ccb; 895 int error; 896 897 periph = (struct cam_periph *)dp->d_drv1; 898 softc = (struct ada_softc *)periph->softc; 899 cam_periph_lock(periph); 900 901 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 902 ("adaclose\n")); 903 904 /* We only sync the cache if the drive is capable of it. */ 905 if ((softc->flags & ADA_FLAG_DIRTY) != 0 && 906 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) != 0 && 907 (periph->flags & CAM_PERIPH_INVALID) == 0 && 908 cam_periph_hold(periph, PRIBIO) == 0) { 909 910 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 911 cam_fill_ataio(&ccb->ataio, 912 1, 913 adadone, 914 CAM_DIR_NONE, 915 0, 916 NULL, 917 0, 918 ada_default_timeout*1000); 919 920 if (softc->flags & ADA_FLAG_CAN_48BIT) 921 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 922 else 923 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 924 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 925 /*sense_flags*/0, softc->disk->d_devstat); 926 927 if (error != 0) 928 xpt_print(periph->path, "Synchronize cache failed\n"); 929 else 930 softc->flags &= ~ADA_FLAG_DIRTY; 931 xpt_release_ccb(ccb); 932 cam_periph_unhold(periph); 933 } 934 935 softc->flags &= ~ADA_FLAG_OPEN; 936 937 while (softc->refcount != 0) 938 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "adaclose", 1); 939 cam_periph_unlock(periph); 940 cam_periph_release(periph); 941 return (0); 942 } 943 944 static void 945 adaschedule(struct cam_periph *periph) 946 { 947 struct ada_softc *softc = (struct ada_softc *)periph->softc; 948 949 if (softc->state != ADA_STATE_NORMAL) 950 return; 951 952 cam_iosched_schedule(softc->cam_iosched, periph); 953 } 954 955 /* 956 * Actually translate the requested transfer into one the physical driver 957 * can understand. The transfer is described by a buf and will include 958 * only one physical transfer. 959 */ 960 static void 961 adastrategy(struct bio *bp) 962 { 963 struct cam_periph *periph; 964 struct ada_softc *softc; 965 966 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 967 softc = (struct ada_softc *)periph->softc; 968 969 cam_periph_lock(periph); 970 971 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastrategy(%p)\n", bp)); 972 973 /* 974 * If the device has been made invalid, error out 975 */ 976 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 977 cam_periph_unlock(periph); 978 biofinish(bp, NULL, ENXIO); 979 return; 980 } 981 982 /* 983 * Zone commands must be ordered, because they can depend on the 984 * effects of previously issued commands, and they may affect 985 * commands after them. 986 */ 987 if (bp->bio_cmd == BIO_ZONE) 988 bp->bio_flags |= BIO_ORDERED; 989 990 /* 991 * Place it in the queue of disk activities for this disk 992 */ 993 cam_iosched_queue_work(softc->cam_iosched, bp); 994 995 /* 996 * Schedule ourselves for performing the work. 997 */ 998 adaschedule(periph); 999 cam_periph_unlock(periph); 1000 1001 return; 1002 } 1003 1004 static int 1005 adadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1006 { 1007 struct cam_periph *periph; 1008 struct ada_softc *softc; 1009 u_int secsize; 1010 union ccb ccb; 1011 struct disk *dp; 1012 uint64_t lba; 1013 uint16_t count; 1014 int error = 0; 1015 1016 dp = arg; 1017 periph = dp->d_drv1; 1018 softc = (struct ada_softc *)periph->softc; 1019 cam_periph_lock(periph); 1020 secsize = softc->params.secsize; 1021 lba = offset / secsize; 1022 count = length / secsize; 1023 1024 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1025 cam_periph_unlock(periph); 1026 return (ENXIO); 1027 } 1028 1029 if (length > 0) { 1030 xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1031 ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 1032 cam_fill_ataio(&ccb.ataio, 1033 0, 1034 adadone, 1035 CAM_DIR_OUT, 1036 0, 1037 (u_int8_t *) virtual, 1038 length, 1039 ada_default_timeout*1000); 1040 if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1041 (lba + count >= ATA_MAX_28BIT_LBA || 1042 count >= 256)) { 1043 ata_48bit_cmd(&ccb.ataio, ATA_WRITE_DMA48, 1044 0, lba, count); 1045 } else { 1046 ata_28bit_cmd(&ccb.ataio, ATA_WRITE_DMA, 1047 0, lba, count); 1048 } 1049 xpt_polled_action(&ccb); 1050 1051 error = cam_periph_error(&ccb, 1052 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1053 if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 1054 cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 1055 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1056 if (error != 0) 1057 printf("Aborting dump due to I/O error.\n"); 1058 1059 cam_periph_unlock(periph); 1060 return (error); 1061 } 1062 1063 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 1064 xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1065 1066 /* 1067 * Tell the drive to flush its internal cache. if we 1068 * can't flush in 5s we have big problems. No need to 1069 * wait the default 60s to detect problems. 1070 */ 1071 ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 1072 cam_fill_ataio(&ccb.ataio, 1073 0, 1074 adadone, 1075 CAM_DIR_NONE, 1076 0, 1077 NULL, 1078 0, 1079 5*1000); 1080 1081 if (softc->flags & ADA_FLAG_CAN_48BIT) 1082 ata_48bit_cmd(&ccb.ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1083 else 1084 ata_28bit_cmd(&ccb.ataio, ATA_FLUSHCACHE, 0, 0, 0); 1085 xpt_polled_action(&ccb); 1086 1087 error = cam_periph_error(&ccb, 1088 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1089 if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 1090 cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 1091 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1092 if (error != 0) 1093 xpt_print(periph->path, "Synchronize cache failed\n"); 1094 } 1095 cam_periph_unlock(periph); 1096 return (error); 1097 } 1098 1099 static void 1100 adainit(void) 1101 { 1102 cam_status status; 1103 1104 /* 1105 * Install a global async callback. This callback will 1106 * receive async callbacks like "new device found". 1107 */ 1108 status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 1109 1110 if (status != CAM_REQ_CMP) { 1111 printf("ada: Failed to attach master async callback " 1112 "due to status 0x%x!\n", status); 1113 } else if (ada_send_ordered) { 1114 1115 /* Register our event handlers */ 1116 if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 1117 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1118 printf("adainit: power event registration failed!\n"); 1119 if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 1120 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1121 printf("adainit: power event registration failed!\n"); 1122 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 1123 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1124 printf("adainit: shutdown event registration failed!\n"); 1125 } 1126 } 1127 1128 /* 1129 * Callback from GEOM, called when it has finished cleaning up its 1130 * resources. 1131 */ 1132 static void 1133 adadiskgonecb(struct disk *dp) 1134 { 1135 struct cam_periph *periph; 1136 1137 periph = (struct cam_periph *)dp->d_drv1; 1138 1139 cam_periph_release(periph); 1140 } 1141 1142 static void 1143 adaoninvalidate(struct cam_periph *periph) 1144 { 1145 struct ada_softc *softc; 1146 1147 softc = (struct ada_softc *)periph->softc; 1148 1149 /* 1150 * De-register any async callbacks. 1151 */ 1152 xpt_register_async(0, adaasync, periph, periph->path); 1153 #ifdef CAM_IO_STATS 1154 softc->invalidations++; 1155 #endif 1156 1157 /* 1158 * Return all queued I/O with ENXIO. 1159 * XXX Handle any transactions queued to the card 1160 * with XPT_ABORT_CCB. 1161 */ 1162 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO); 1163 1164 disk_gone(softc->disk); 1165 } 1166 1167 static void 1168 adacleanup(struct cam_periph *periph) 1169 { 1170 struct ada_softc *softc; 1171 1172 softc = (struct ada_softc *)periph->softc; 1173 1174 cam_periph_unlock(periph); 1175 1176 cam_iosched_fini(softc->cam_iosched); 1177 1178 /* 1179 * If we can't free the sysctl tree, oh well... 1180 */ 1181 if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0) { 1182 #ifdef CAM_IO_STATS 1183 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0) 1184 xpt_print(periph->path, 1185 "can't remove sysctl stats context\n"); 1186 #endif 1187 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0) 1188 xpt_print(periph->path, 1189 "can't remove sysctl context\n"); 1190 } 1191 1192 disk_destroy(softc->disk); 1193 callout_drain(&softc->sendordered_c); 1194 free(softc, M_DEVBUF); 1195 cam_periph_lock(periph); 1196 } 1197 1198 static void 1199 adasetdeletemethod(struct ada_softc *softc) 1200 { 1201 1202 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1203 softc->delete_method = ADA_DELETE_NCQ_DSM_TRIM; 1204 else if (softc->flags & ADA_FLAG_CAN_TRIM) 1205 softc->delete_method = ADA_DELETE_DSM_TRIM; 1206 else if ((softc->flags & ADA_FLAG_CAN_CFA) && !(softc->flags & ADA_FLAG_CAN_48BIT)) 1207 softc->delete_method = ADA_DELETE_CFA_ERASE; 1208 else 1209 softc->delete_method = ADA_DELETE_NONE; 1210 } 1211 1212 static void 1213 adaasync(void *callback_arg, u_int32_t code, 1214 struct cam_path *path, void *arg) 1215 { 1216 struct ccb_getdev cgd; 1217 struct cam_periph *periph; 1218 struct ada_softc *softc; 1219 1220 periph = (struct cam_periph *)callback_arg; 1221 switch (code) { 1222 case AC_FOUND_DEVICE: 1223 { 1224 struct ccb_getdev *cgd; 1225 cam_status status; 1226 1227 cgd = (struct ccb_getdev *)arg; 1228 if (cgd == NULL) 1229 break; 1230 1231 if (cgd->protocol != PROTO_ATA) 1232 break; 1233 1234 /* 1235 * Allocate a peripheral instance for 1236 * this device and start the probe 1237 * process. 1238 */ 1239 status = cam_periph_alloc(adaregister, adaoninvalidate, 1240 adacleanup, adastart, 1241 "ada", CAM_PERIPH_BIO, 1242 path, adaasync, 1243 AC_FOUND_DEVICE, cgd); 1244 1245 if (status != CAM_REQ_CMP 1246 && status != CAM_REQ_INPROG) 1247 printf("adaasync: Unable to attach to new device " 1248 "due to status 0x%x\n", status); 1249 break; 1250 } 1251 case AC_GETDEV_CHANGED: 1252 { 1253 softc = (struct ada_softc *)periph->softc; 1254 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1255 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1256 xpt_action((union ccb *)&cgd); 1257 1258 /* 1259 * Set/clear support flags based on the new Identify data. 1260 */ 1261 adasetflags(softc, &cgd); 1262 1263 cam_periph_async(periph, code, path, arg); 1264 break; 1265 } 1266 case AC_ADVINFO_CHANGED: 1267 { 1268 uintptr_t buftype; 1269 1270 buftype = (uintptr_t)arg; 1271 if (buftype == CDAI_TYPE_PHYS_PATH) { 1272 struct ada_softc *softc; 1273 1274 softc = periph->softc; 1275 disk_attr_changed(softc->disk, "GEOM::physpath", 1276 M_NOWAIT); 1277 } 1278 break; 1279 } 1280 case AC_SENT_BDR: 1281 case AC_BUS_RESET: 1282 { 1283 softc = (struct ada_softc *)periph->softc; 1284 cam_periph_async(periph, code, path, arg); 1285 if (softc->state != ADA_STATE_NORMAL) 1286 break; 1287 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1288 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1289 xpt_action((union ccb *)&cgd); 1290 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1291 softc->state = ADA_STATE_RAHEAD; 1292 else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1293 softc->state = ADA_STATE_WCACHE; 1294 else if ((softc->flags & ADA_FLAG_CAN_LOG) 1295 && (softc->zone_mode != ADA_ZONE_NONE)) 1296 softc->state = ADA_STATE_LOGDIR; 1297 else 1298 break; 1299 if (cam_periph_acquire(periph) != CAM_REQ_CMP) 1300 softc->state = ADA_STATE_NORMAL; 1301 else 1302 xpt_schedule(periph, CAM_PRIORITY_DEV); 1303 } 1304 default: 1305 cam_periph_async(periph, code, path, arg); 1306 break; 1307 } 1308 } 1309 1310 static int 1311 adazonemodesysctl(SYSCTL_HANDLER_ARGS) 1312 { 1313 char tmpbuf[40]; 1314 struct ada_softc *softc; 1315 int error; 1316 1317 softc = (struct ada_softc *)arg1; 1318 1319 switch (softc->zone_mode) { 1320 case ADA_ZONE_DRIVE_MANAGED: 1321 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed"); 1322 break; 1323 case ADA_ZONE_HOST_AWARE: 1324 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware"); 1325 break; 1326 case ADA_ZONE_HOST_MANAGED: 1327 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed"); 1328 break; 1329 case ADA_ZONE_NONE: 1330 default: 1331 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned"); 1332 break; 1333 } 1334 1335 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req); 1336 1337 return (error); 1338 } 1339 1340 static int 1341 adazonesupsysctl(SYSCTL_HANDLER_ARGS) 1342 { 1343 char tmpbuf[180]; 1344 struct ada_softc *softc; 1345 struct sbuf sb; 1346 int error, first; 1347 unsigned int i; 1348 1349 softc = (struct ada_softc *)arg1; 1350 1351 error = 0; 1352 first = 1; 1353 sbuf_new(&sb, tmpbuf, sizeof(tmpbuf), 0); 1354 1355 for (i = 0; i < sizeof(ada_zone_desc_table) / 1356 sizeof(ada_zone_desc_table[0]); i++) { 1357 if (softc->zone_flags & ada_zone_desc_table[i].value) { 1358 if (first == 0) 1359 sbuf_printf(&sb, ", "); 1360 else 1361 first = 0; 1362 sbuf_cat(&sb, ada_zone_desc_table[i].desc); 1363 } 1364 } 1365 1366 if (first == 1) 1367 sbuf_printf(&sb, "None"); 1368 1369 sbuf_finish(&sb); 1370 1371 error = sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req); 1372 1373 return (error); 1374 } 1375 1376 1377 static void 1378 adasysctlinit(void *context, int pending) 1379 { 1380 struct cam_periph *periph; 1381 struct ada_softc *softc; 1382 char tmpstr[80], tmpstr2[80]; 1383 1384 periph = (struct cam_periph *)context; 1385 1386 /* periph was held for us when this task was enqueued */ 1387 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1388 cam_periph_release(periph); 1389 return; 1390 } 1391 1392 softc = (struct ada_softc *)periph->softc; 1393 snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d",periph->unit_number); 1394 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1395 1396 sysctl_ctx_init(&softc->sysctl_ctx); 1397 softc->flags |= ADA_FLAG_SCTX_INIT; 1398 softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx, 1399 SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1400 CTLFLAG_RD, 0, tmpstr); 1401 if (softc->sysctl_tree == NULL) { 1402 printf("adasysctlinit: unable to allocate sysctl tree\n"); 1403 cam_periph_release(periph); 1404 return; 1405 } 1406 1407 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1408 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RW, 1409 softc, 0, adadeletemethodsysctl, "A", 1410 "BIO_DELETE execution method"); 1411 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1412 OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1413 &softc->read_ahead, 0, "Enable disk read ahead."); 1414 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1415 OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1416 &softc->write_cache, 0, "Enable disk write cache."); 1417 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1418 OID_AUTO, "unmapped_io", CTLFLAG_RD | CTLFLAG_MPSAFE, 1419 &softc->unmappedio, 0, "Unmapped I/O leaf"); 1420 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1421 OID_AUTO, "rotating", CTLFLAG_RD | CTLFLAG_MPSAFE, 1422 &softc->rotating, 0, "Rotating media"); 1423 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1424 OID_AUTO, "zone_mode", CTLTYPE_STRING | CTLFLAG_RD, 1425 softc, 0, adazonemodesysctl, "A", 1426 "Zone Mode"); 1427 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1428 OID_AUTO, "zone_support", CTLTYPE_STRING | CTLFLAG_RD, 1429 softc, 0, adazonesupsysctl, "A", 1430 "Zone Support"); 1431 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1432 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1433 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones, 1434 "Optimal Number of Open Sequential Write Preferred Zones"); 1435 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1436 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1437 "optimal_nonseq_zones", CTLFLAG_RD, 1438 &softc->optimal_nonseq_zones, 1439 "Optimal Number of Non-Sequentially Written Sequential Write " 1440 "Preferred Zones"); 1441 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1442 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1443 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones, 1444 "Maximum Number of Open Sequential Write Required Zones"); 1445 1446 #ifdef ADA_TEST_FAILURE 1447 /* 1448 * Add a 'door bell' sysctl which allows one to set it from userland 1449 * and cause something bad to happen. For the moment, we only allow 1450 * whacking the next read or write. 1451 */ 1452 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1453 OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1454 &softc->force_read_error, 0, 1455 "Force a read error for the next N reads."); 1456 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1457 OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1458 &softc->force_write_error, 0, 1459 "Force a write error for the next N writes."); 1460 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1461 OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1462 &softc->periodic_read_error, 0, 1463 "Force a read error every N reads (don't set too low)."); 1464 #endif 1465 1466 #ifdef CAM_IO_STATS 1467 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx, 1468 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats", 1469 CTLFLAG_RD, 0, "Statistics"); 1470 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1471 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1472 OID_AUTO, "timeouts", CTLFLAG_RD | CTLFLAG_MPSAFE, 1473 &softc->timeouts, 0, 1474 "Device timeouts reported by the SIM"); 1475 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1476 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1477 OID_AUTO, "errors", CTLFLAG_RD | CTLFLAG_MPSAFE, 1478 &softc->errors, 0, 1479 "Transport errors reported by the SIM."); 1480 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1481 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1482 OID_AUTO, "pack_invalidations", CTLFLAG_RD | CTLFLAG_MPSAFE, 1483 &softc->invalidations, 0, 1484 "Device pack invalidations."); 1485 #endif 1486 1487 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx, 1488 softc->sysctl_tree); 1489 1490 cam_periph_release(periph); 1491 } 1492 1493 static int 1494 adagetattr(struct bio *bp) 1495 { 1496 int ret; 1497 struct cam_periph *periph; 1498 1499 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1500 cam_periph_lock(periph); 1501 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1502 periph->path); 1503 cam_periph_unlock(periph); 1504 if (ret == 0) 1505 bp->bio_completed = bp->bio_length; 1506 return ret; 1507 } 1508 1509 static int 1510 adadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 1511 { 1512 char buf[16]; 1513 const char *p; 1514 struct ada_softc *softc; 1515 int i, error, value, methods; 1516 1517 softc = (struct ada_softc *)arg1; 1518 1519 value = softc->delete_method; 1520 if (value < 0 || value > ADA_DELETE_MAX) 1521 p = "UNKNOWN"; 1522 else 1523 p = ada_delete_method_names[value]; 1524 strncpy(buf, p, sizeof(buf)); 1525 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 1526 if (error != 0 || req->newptr == NULL) 1527 return (error); 1528 methods = 1 << ADA_DELETE_DISABLE; 1529 if ((softc->flags & ADA_FLAG_CAN_CFA) && 1530 !(softc->flags & ADA_FLAG_CAN_48BIT)) 1531 methods |= 1 << ADA_DELETE_CFA_ERASE; 1532 if (softc->flags & ADA_FLAG_CAN_TRIM) 1533 methods |= 1 << ADA_DELETE_DSM_TRIM; 1534 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1535 methods |= 1 << ADA_DELETE_NCQ_DSM_TRIM; 1536 for (i = 0; i <= ADA_DELETE_MAX; i++) { 1537 if (!(methods & (1 << i)) || 1538 strcmp(buf, ada_delete_method_names[i]) != 0) 1539 continue; 1540 softc->delete_method = i; 1541 return (0); 1542 } 1543 return (EINVAL); 1544 } 1545 1546 static void 1547 adasetflags(struct ada_softc *softc, struct ccb_getdev *cgd) 1548 { 1549 if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1550 (cgd->inq_flags & SID_DMA)) 1551 softc->flags |= ADA_FLAG_CAN_DMA; 1552 else 1553 softc->flags &= ~ADA_FLAG_CAN_DMA; 1554 1555 if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1556 softc->flags |= ADA_FLAG_CAN_48BIT; 1557 if (cgd->inq_flags & SID_DMA48) 1558 softc->flags |= ADA_FLAG_CAN_DMA48; 1559 else 1560 softc->flags &= ~ADA_FLAG_CAN_DMA48; 1561 } else 1562 softc->flags &= ~(ADA_FLAG_CAN_48BIT | ADA_FLAG_CAN_DMA48); 1563 1564 if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1565 softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1566 else 1567 softc->flags &= ~ADA_FLAG_CAN_FLUSHCACHE; 1568 1569 if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1570 softc->flags |= ADA_FLAG_CAN_POWERMGT; 1571 else 1572 softc->flags &= ~ADA_FLAG_CAN_POWERMGT; 1573 1574 if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1575 (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1576 softc->flags |= ADA_FLAG_CAN_NCQ; 1577 else 1578 softc->flags &= ~ADA_FLAG_CAN_NCQ; 1579 1580 if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1581 (cgd->inq_flags & SID_DMA)) { 1582 softc->flags |= ADA_FLAG_CAN_TRIM; 1583 softc->trim_max_ranges = TRIM_MAX_RANGES; 1584 if (cgd->ident_data.max_dsm_blocks != 0) { 1585 softc->trim_max_ranges = 1586 min(cgd->ident_data.max_dsm_blocks * 1587 ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1588 } 1589 /* 1590 * If we can do RCVSND_FPDMA_QUEUED commands, we may be able 1591 * to do NCQ trims, if we support trims at all. We also need 1592 * support from the SIM to do things properly. Perhaps we 1593 * should look at log 13 dword 0 bit 0 and dword 1 bit 0 are 1594 * set too... 1595 */ 1596 if ((softc->quirks & ADA_Q_NCQ_TRIM_BROKEN) == 0 && 1597 (softc->flags & ADA_FLAG_PIM_ATA_EXT) != 0 && 1598 (cgd->ident_data.satacapabilities2 & 1599 ATA_SUPPORT_RCVSND_FPDMA_QUEUED) != 0 && 1600 (softc->flags & ADA_FLAG_CAN_TRIM) != 0) 1601 softc->flags |= ADA_FLAG_CAN_NCQ_TRIM; 1602 else 1603 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 1604 } else 1605 softc->flags &= ~(ADA_FLAG_CAN_TRIM | ADA_FLAG_CAN_NCQ_TRIM); 1606 1607 if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1608 softc->flags |= ADA_FLAG_CAN_CFA; 1609 else 1610 softc->flags &= ~ADA_FLAG_CAN_CFA; 1611 1612 /* 1613 * Now that we've set the appropriate flags, setup the delete 1614 * method. 1615 */ 1616 adasetdeletemethod(softc); 1617 1618 if ((cgd->ident_data.support.extension & ATA_SUPPORT_GENLOG) 1619 && ((softc->quirks & ADA_Q_LOG_BROKEN) == 0)) 1620 softc->flags |= ADA_FLAG_CAN_LOG; 1621 else 1622 softc->flags &= ~ADA_FLAG_CAN_LOG; 1623 1624 if ((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1625 ATA_SUPPORT_ZONE_HOST_AWARE) 1626 softc->zone_mode = ADA_ZONE_HOST_AWARE; 1627 else if (((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1628 ATA_SUPPORT_ZONE_DEV_MANAGED) 1629 || (softc->quirks & ADA_Q_SMR_DM)) 1630 softc->zone_mode = ADA_ZONE_DRIVE_MANAGED; 1631 else 1632 softc->zone_mode = ADA_ZONE_NONE; 1633 1634 if (cgd->ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1635 softc->flags |= ADA_FLAG_CAN_RAHEAD; 1636 else 1637 softc->flags &= ~ADA_FLAG_CAN_RAHEAD; 1638 1639 if (cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1640 softc->flags |= ADA_FLAG_CAN_WCACHE; 1641 else 1642 softc->flags &= ~ADA_FLAG_CAN_WCACHE; 1643 } 1644 1645 static cam_status 1646 adaregister(struct cam_periph *periph, void *arg) 1647 { 1648 struct ada_softc *softc; 1649 struct ccb_pathinq cpi; 1650 struct ccb_getdev *cgd; 1651 char announce_buf[80]; 1652 struct disk_params *dp; 1653 caddr_t match; 1654 u_int maxio; 1655 int quirks; 1656 1657 cgd = (struct ccb_getdev *)arg; 1658 if (cgd == NULL) { 1659 printf("adaregister: no getdev CCB, can't register device\n"); 1660 return(CAM_REQ_CMP_ERR); 1661 } 1662 1663 softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1664 M_NOWAIT|M_ZERO); 1665 1666 if (softc == NULL) { 1667 printf("adaregister: Unable to probe new device. " 1668 "Unable to allocate softc\n"); 1669 return(CAM_REQ_CMP_ERR); 1670 } 1671 1672 if (cam_iosched_init(&softc->cam_iosched, periph) != 0) { 1673 printf("adaregister: Unable to probe new device. " 1674 "Unable to allocate iosched memory\n"); 1675 return(CAM_REQ_CMP_ERR); 1676 } 1677 1678 periph->softc = softc; 1679 1680 /* 1681 * See if this device has any quirks. 1682 */ 1683 match = cam_quirkmatch((caddr_t)&cgd->ident_data, 1684 (caddr_t)ada_quirk_table, 1685 nitems(ada_quirk_table), 1686 sizeof(*ada_quirk_table), ata_identify_match); 1687 if (match != NULL) 1688 softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 1689 else 1690 softc->quirks = ADA_Q_NONE; 1691 1692 bzero(&cpi, sizeof(cpi)); 1693 xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NONE); 1694 cpi.ccb_h.func_code = XPT_PATH_INQ; 1695 xpt_action((union ccb *)&cpi); 1696 1697 TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 1698 1699 /* 1700 * Register this media as a disk 1701 */ 1702 (void)cam_periph_hold(periph, PRIBIO); 1703 cam_periph_unlock(periph); 1704 snprintf(announce_buf, sizeof(announce_buf), 1705 "kern.cam.ada.%d.quirks", periph->unit_number); 1706 quirks = softc->quirks; 1707 TUNABLE_INT_FETCH(announce_buf, &quirks); 1708 softc->quirks = quirks; 1709 softc->read_ahead = -1; 1710 snprintf(announce_buf, sizeof(announce_buf), 1711 "kern.cam.ada.%d.read_ahead", periph->unit_number); 1712 TUNABLE_INT_FETCH(announce_buf, &softc->read_ahead); 1713 softc->write_cache = -1; 1714 snprintf(announce_buf, sizeof(announce_buf), 1715 "kern.cam.ada.%d.write_cache", periph->unit_number); 1716 TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 1717 1718 /* 1719 * Set support flags based on the Identify data and quirks. 1720 */ 1721 adasetflags(softc, cgd); 1722 1723 /* Disable queue sorting for non-rotational media by default. */ 1724 if (cgd->ident_data.media_rotation_rate == ATA_RATE_NON_ROTATING) { 1725 softc->rotating = 0; 1726 } else { 1727 softc->rotating = 1; 1728 } 1729 cam_iosched_set_sort_queue(softc->cam_iosched, softc->rotating ? -1 : 0); 1730 adagetparams(periph, cgd); 1731 softc->disk = disk_alloc(); 1732 softc->disk->d_rotation_rate = cgd->ident_data.media_rotation_rate; 1733 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 1734 periph->unit_number, softc->params.secsize, 1735 DEVSTAT_ALL_SUPPORTED, 1736 DEVSTAT_TYPE_DIRECT | 1737 XPORT_DEVSTAT_TYPE(cpi.transport), 1738 DEVSTAT_PRIORITY_DISK); 1739 softc->disk->d_open = adaopen; 1740 softc->disk->d_close = adaclose; 1741 softc->disk->d_strategy = adastrategy; 1742 softc->disk->d_getattr = adagetattr; 1743 softc->disk->d_dump = adadump; 1744 softc->disk->d_gone = adadiskgonecb; 1745 softc->disk->d_name = "ada"; 1746 softc->disk->d_drv1 = periph; 1747 maxio = cpi.maxio; /* Honor max I/O size of SIM */ 1748 if (maxio == 0) 1749 maxio = DFLTPHYS; /* traditional default */ 1750 else if (maxio > MAXPHYS) 1751 maxio = MAXPHYS; /* for safety */ 1752 if (softc->flags & ADA_FLAG_CAN_48BIT) 1753 maxio = min(maxio, 65536 * softc->params.secsize); 1754 else /* 28bit ATA command limit */ 1755 maxio = min(maxio, 256 * softc->params.secsize); 1756 softc->disk->d_maxsize = maxio; 1757 softc->disk->d_unit = periph->unit_number; 1758 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE; 1759 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) 1760 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 1761 if (softc->flags & ADA_FLAG_CAN_TRIM) { 1762 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1763 softc->disk->d_delmaxsize = softc->params.secsize * 1764 ATA_DSM_RANGE_MAX * 1765 softc->trim_max_ranges; 1766 } else if ((softc->flags & ADA_FLAG_CAN_CFA) && 1767 !(softc->flags & ADA_FLAG_CAN_48BIT)) { 1768 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1769 softc->disk->d_delmaxsize = 256 * softc->params.secsize; 1770 } else 1771 softc->disk->d_delmaxsize = maxio; 1772 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) { 1773 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO; 1774 softc->unmappedio = 1; 1775 } 1776 strlcpy(softc->disk->d_descr, cgd->ident_data.model, 1777 MIN(sizeof(softc->disk->d_descr), sizeof(cgd->ident_data.model))); 1778 strlcpy(softc->disk->d_ident, cgd->ident_data.serial, 1779 MIN(sizeof(softc->disk->d_ident), sizeof(cgd->ident_data.serial))); 1780 softc->disk->d_hba_vendor = cpi.hba_vendor; 1781 softc->disk->d_hba_device = cpi.hba_device; 1782 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 1783 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 1784 1785 softc->disk->d_sectorsize = softc->params.secsize; 1786 softc->disk->d_mediasize = (off_t)softc->params.sectors * 1787 softc->params.secsize; 1788 if (ata_physical_sector_size(&cgd->ident_data) != 1789 softc->params.secsize) { 1790 softc->disk->d_stripesize = 1791 ata_physical_sector_size(&cgd->ident_data); 1792 softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 1793 ata_logical_sector_offset(&cgd->ident_data)) % 1794 softc->disk->d_stripesize; 1795 } else if (softc->quirks & ADA_Q_4K) { 1796 softc->disk->d_stripesize = 4096; 1797 softc->disk->d_stripeoffset = 0; 1798 } 1799 softc->disk->d_fwsectors = softc->params.secs_per_track; 1800 softc->disk->d_fwheads = softc->params.heads; 1801 ata_disk_firmware_geom_adjust(softc->disk); 1802 1803 /* 1804 * Acquire a reference to the periph before we register with GEOM. 1805 * We'll release this reference once GEOM calls us back (via 1806 * adadiskgonecb()) telling us that our provider has been freed. 1807 */ 1808 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 1809 xpt_print(periph->path, "%s: lost periph during " 1810 "registration!\n", __func__); 1811 cam_periph_lock(periph); 1812 return (CAM_REQ_CMP_ERR); 1813 } 1814 disk_create(softc->disk, DISK_VERSION); 1815 cam_periph_lock(periph); 1816 1817 dp = &softc->params; 1818 snprintf(announce_buf, sizeof(announce_buf), 1819 "%juMB (%ju %u byte sectors)", 1820 ((uintmax_t)dp->secsize * dp->sectors) / (1024 * 1024), 1821 (uintmax_t)dp->sectors, dp->secsize); 1822 xpt_announce_periph(periph, announce_buf); 1823 xpt_announce_quirks(periph, softc->quirks, ADA_Q_BIT_STRING); 1824 1825 /* 1826 * Create our sysctl variables, now that we know 1827 * we have successfully attached. 1828 */ 1829 if (cam_periph_acquire(periph) == CAM_REQ_CMP) 1830 taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1831 1832 /* 1833 * Add async callbacks for bus reset and 1834 * bus device reset calls. I don't bother 1835 * checking if this fails as, in most cases, 1836 * the system will function just fine without 1837 * them and the only alternative would be to 1838 * not attach the device on failure. 1839 */ 1840 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 1841 AC_GETDEV_CHANGED | AC_ADVINFO_CHANGED, 1842 adaasync, periph, periph->path); 1843 1844 /* 1845 * Schedule a periodic event to occasionally send an 1846 * ordered tag to a device. 1847 */ 1848 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 1849 callout_reset(&softc->sendordered_c, 1850 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1851 adasendorderedtag, softc); 1852 1853 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) { 1854 softc->state = ADA_STATE_RAHEAD; 1855 } else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) { 1856 softc->state = ADA_STATE_WCACHE; 1857 } else if ((softc->flags & ADA_FLAG_CAN_LOG) 1858 && (softc->zone_mode != ADA_ZONE_NONE)) { 1859 softc->state = ADA_STATE_LOGDIR; 1860 } else { 1861 /* 1862 * Nothing to probe, so we can just transition to the 1863 * normal state. 1864 */ 1865 adaprobedone(periph, NULL); 1866 return(CAM_REQ_CMP); 1867 } 1868 1869 xpt_schedule(periph, CAM_PRIORITY_DEV); 1870 1871 return(CAM_REQ_CMP); 1872 } 1873 1874 static int 1875 ada_dsmtrim_req_create(struct ada_softc *softc, struct bio *bp, struct trim_request *req) 1876 { 1877 uint64_t lastlba = (uint64_t)-1; 1878 int c, lastcount = 0, off, ranges = 0; 1879 1880 bzero(req, sizeof(*req)); 1881 TAILQ_INIT(&req->bps); 1882 do { 1883 uint64_t lba = bp->bio_pblkno; 1884 int count = bp->bio_bcount / softc->params.secsize; 1885 1886 /* Try to extend the previous range. */ 1887 if (lba == lastlba) { 1888 c = min(count, ATA_DSM_RANGE_MAX - lastcount); 1889 lastcount += c; 1890 off = (ranges - 1) * ATA_DSM_RANGE_SIZE; 1891 req->data[off + 6] = lastcount & 0xff; 1892 req->data[off + 7] = 1893 (lastcount >> 8) & 0xff; 1894 count -= c; 1895 lba += c; 1896 } 1897 1898 while (count > 0) { 1899 c = min(count, ATA_DSM_RANGE_MAX); 1900 off = ranges * ATA_DSM_RANGE_SIZE; 1901 req->data[off + 0] = lba & 0xff; 1902 req->data[off + 1] = (lba >> 8) & 0xff; 1903 req->data[off + 2] = (lba >> 16) & 0xff; 1904 req->data[off + 3] = (lba >> 24) & 0xff; 1905 req->data[off + 4] = (lba >> 32) & 0xff; 1906 req->data[off + 5] = (lba >> 40) & 0xff; 1907 req->data[off + 6] = c & 0xff; 1908 req->data[off + 7] = (c >> 8) & 0xff; 1909 lba += c; 1910 count -= c; 1911 lastcount = c; 1912 ranges++; 1913 /* 1914 * Its the caller's responsibility to ensure the 1915 * request will fit so we don't need to check for 1916 * overrun here 1917 */ 1918 } 1919 lastlba = lba; 1920 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 1921 1922 bp = cam_iosched_next_trim(softc->cam_iosched); 1923 if (bp == NULL) 1924 break; 1925 if (bp->bio_bcount / softc->params.secsize > 1926 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) { 1927 cam_iosched_put_back_trim(softc->cam_iosched, bp); 1928 break; 1929 } 1930 } while (1); 1931 1932 return (ranges); 1933 } 1934 1935 static void 1936 ada_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1937 { 1938 struct trim_request *req = &softc->trim_req; 1939 int ranges; 1940 1941 ranges = ada_dsmtrim_req_create(softc, bp, req); 1942 cam_fill_ataio(ataio, 1943 ada_retry_count, 1944 adadone, 1945 CAM_DIR_OUT, 1946 0, 1947 req->data, 1948 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1949 ada_default_timeout * 1000); 1950 ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 1951 ATA_DSM_TRIM, 0, howmany(ranges, ATA_DSM_BLK_RANGES)); 1952 } 1953 1954 static void 1955 ada_ncq_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1956 { 1957 struct trim_request *req = &softc->trim_req; 1958 int ranges; 1959 1960 ranges = ada_dsmtrim_req_create(softc, bp, req); 1961 cam_fill_ataio(ataio, 1962 ada_retry_count, 1963 adadone, 1964 CAM_DIR_OUT, 1965 0, 1966 req->data, 1967 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1968 ada_default_timeout * 1000); 1969 ata_ncq_cmd(ataio, 1970 ATA_SEND_FPDMA_QUEUED, 1971 0, 1972 howmany(ranges, ATA_DSM_BLK_RANGES)); 1973 ataio->cmd.sector_count_exp = ATA_SFPDMA_DSM; 1974 ataio->ata_flags |= ATA_FLAG_AUX; 1975 ataio->aux = 1; 1976 } 1977 1978 static void 1979 ada_cfaerase(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1980 { 1981 struct trim_request *req = &softc->trim_req; 1982 uint64_t lba = bp->bio_pblkno; 1983 uint16_t count = bp->bio_bcount / softc->params.secsize; 1984 1985 bzero(req, sizeof(*req)); 1986 TAILQ_INIT(&req->bps); 1987 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 1988 1989 cam_fill_ataio(ataio, 1990 ada_retry_count, 1991 adadone, 1992 CAM_DIR_NONE, 1993 0, 1994 NULL, 1995 0, 1996 ada_default_timeout*1000); 1997 1998 if (count >= 256) 1999 count = 0; 2000 ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 2001 } 2002 2003 static int 2004 ada_zone_bio_to_ata(int disk_zone_cmd) 2005 { 2006 switch (disk_zone_cmd) { 2007 case DISK_ZONE_OPEN: 2008 return ATA_ZM_OPEN_ZONE; 2009 case DISK_ZONE_CLOSE: 2010 return ATA_ZM_CLOSE_ZONE; 2011 case DISK_ZONE_FINISH: 2012 return ATA_ZM_FINISH_ZONE; 2013 case DISK_ZONE_RWP: 2014 return ATA_ZM_RWP; 2015 } 2016 2017 return -1; 2018 } 2019 2020 static int 2021 ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp, 2022 int *queue_ccb) 2023 { 2024 struct ada_softc *softc; 2025 int error; 2026 2027 error = 0; 2028 2029 if (bp->bio_cmd != BIO_ZONE) { 2030 error = EINVAL; 2031 goto bailout; 2032 } 2033 2034 softc = periph->softc; 2035 2036 switch (bp->bio_zone.zone_cmd) { 2037 case DISK_ZONE_OPEN: 2038 case DISK_ZONE_CLOSE: 2039 case DISK_ZONE_FINISH: 2040 case DISK_ZONE_RWP: { 2041 int zone_flags; 2042 int zone_sa; 2043 uint64_t lba; 2044 2045 zone_sa = ada_zone_bio_to_ata(bp->bio_zone.zone_cmd); 2046 if (zone_sa == -1) { 2047 xpt_print(periph->path, "Cannot translate zone " 2048 "cmd %#x to ATA\n", bp->bio_zone.zone_cmd); 2049 error = EINVAL; 2050 goto bailout; 2051 } 2052 2053 zone_flags = 0; 2054 lba = bp->bio_zone.zone_params.rwp.id; 2055 2056 if (bp->bio_zone.zone_params.rwp.flags & 2057 DISK_ZONE_RWP_FLAG_ALL) 2058 zone_flags |= ZBC_OUT_ALL; 2059 2060 ata_zac_mgmt_out(&ccb->ataio, 2061 /*retries*/ ada_retry_count, 2062 /*cbfcnp*/ adadone, 2063 /*use_ncq*/ (softc->flags & 2064 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2065 /*zm_action*/ zone_sa, 2066 /*zone_id*/ lba, 2067 /*zone_flags*/ zone_flags, 2068 /*sector_count*/ 0, 2069 /*data_ptr*/ NULL, 2070 /*dxfer_len*/ 0, 2071 /*timeout*/ ada_default_timeout * 1000); 2072 *queue_ccb = 1; 2073 2074 break; 2075 } 2076 case DISK_ZONE_REPORT_ZONES: { 2077 uint8_t *rz_ptr; 2078 uint32_t num_entries, alloc_size; 2079 struct disk_zone_report *rep; 2080 2081 rep = &bp->bio_zone.zone_params.report; 2082 2083 num_entries = rep->entries_allocated; 2084 if (num_entries == 0) { 2085 xpt_print(periph->path, "No entries allocated for " 2086 "Report Zones request\n"); 2087 error = EINVAL; 2088 goto bailout; 2089 } 2090 alloc_size = sizeof(struct scsi_report_zones_hdr) + 2091 (sizeof(struct scsi_report_zones_desc) * num_entries); 2092 alloc_size = min(alloc_size, softc->disk->d_maxsize); 2093 rz_ptr = malloc(alloc_size, M_ATADA, M_NOWAIT | M_ZERO); 2094 if (rz_ptr == NULL) { 2095 xpt_print(periph->path, "Unable to allocate memory " 2096 "for Report Zones request\n"); 2097 error = ENOMEM; 2098 goto bailout; 2099 } 2100 2101 ata_zac_mgmt_in(&ccb->ataio, 2102 /*retries*/ ada_retry_count, 2103 /*cbcfnp*/ adadone, 2104 /*use_ncq*/ (softc->flags & 2105 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2106 /*zm_action*/ ATA_ZM_REPORT_ZONES, 2107 /*zone_id*/ rep->starting_id, 2108 /*zone_flags*/ rep->rep_options, 2109 /*data_ptr*/ rz_ptr, 2110 /*dxfer_len*/ alloc_size, 2111 /*timeout*/ ada_default_timeout * 1000); 2112 2113 /* 2114 * For BIO_ZONE, this isn't normally needed. However, it 2115 * is used by devstat_end_transaction_bio() to determine 2116 * how much data was transferred. 2117 */ 2118 /* 2119 * XXX KDM we have a problem. But I'm not sure how to fix 2120 * it. devstat uses bio_bcount - bio_resid to calculate 2121 * the amount of data transferred. The GEOM disk code 2122 * uses bio_length - bio_resid to calculate the amount of 2123 * data in bio_completed. We have different structure 2124 * sizes above and below the ada(4) driver. So, if we 2125 * use the sizes above, the amount transferred won't be 2126 * quite accurate for devstat. If we use different sizes 2127 * for bio_bcount and bio_length (above and below 2128 * respectively), then the residual needs to match one or 2129 * the other. Everything is calculated after the bio 2130 * leaves the driver, so changing the values around isn't 2131 * really an option. For now, just set the count to the 2132 * passed in length. This means that the calculations 2133 * above (e.g. bio_completed) will be correct, but the 2134 * amount of data reported to devstat will be slightly 2135 * under or overstated. 2136 */ 2137 bp->bio_bcount = bp->bio_length; 2138 2139 *queue_ccb = 1; 2140 2141 break; 2142 } 2143 case DISK_ZONE_GET_PARAMS: { 2144 struct disk_zone_disk_params *params; 2145 2146 params = &bp->bio_zone.zone_params.disk_params; 2147 bzero(params, sizeof(*params)); 2148 2149 switch (softc->zone_mode) { 2150 case ADA_ZONE_DRIVE_MANAGED: 2151 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED; 2152 break; 2153 case ADA_ZONE_HOST_AWARE: 2154 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE; 2155 break; 2156 case ADA_ZONE_HOST_MANAGED: 2157 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED; 2158 break; 2159 default: 2160 case ADA_ZONE_NONE: 2161 params->zone_mode = DISK_ZONE_MODE_NONE; 2162 break; 2163 } 2164 2165 if (softc->zone_flags & ADA_ZONE_FLAG_URSWRZ) 2166 params->flags |= DISK_ZONE_DISK_URSWRZ; 2167 2168 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_SEQ_SET) { 2169 params->optimal_seq_zones = softc->optimal_seq_zones; 2170 params->flags |= DISK_ZONE_OPT_SEQ_SET; 2171 } 2172 2173 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_NONSEQ_SET) { 2174 params->optimal_nonseq_zones = 2175 softc->optimal_nonseq_zones; 2176 params->flags |= DISK_ZONE_OPT_NONSEQ_SET; 2177 } 2178 2179 if (softc->zone_flags & ADA_ZONE_FLAG_MAX_SEQ_SET) { 2180 params->max_seq_zones = softc->max_seq_zones; 2181 params->flags |= DISK_ZONE_MAX_SEQ_SET; 2182 } 2183 if (softc->zone_flags & ADA_ZONE_FLAG_RZ_SUP) 2184 params->flags |= DISK_ZONE_RZ_SUP; 2185 2186 if (softc->zone_flags & ADA_ZONE_FLAG_OPEN_SUP) 2187 params->flags |= DISK_ZONE_OPEN_SUP; 2188 2189 if (softc->zone_flags & ADA_ZONE_FLAG_CLOSE_SUP) 2190 params->flags |= DISK_ZONE_CLOSE_SUP; 2191 2192 if (softc->zone_flags & ADA_ZONE_FLAG_FINISH_SUP) 2193 params->flags |= DISK_ZONE_FINISH_SUP; 2194 2195 if (softc->zone_flags & ADA_ZONE_FLAG_RWP_SUP) 2196 params->flags |= DISK_ZONE_RWP_SUP; 2197 break; 2198 } 2199 default: 2200 break; 2201 } 2202 bailout: 2203 return (error); 2204 } 2205 2206 static void 2207 adastart(struct cam_periph *periph, union ccb *start_ccb) 2208 { 2209 struct ada_softc *softc = (struct ada_softc *)periph->softc; 2210 struct ccb_ataio *ataio = &start_ccb->ataio; 2211 2212 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastart\n")); 2213 2214 switch (softc->state) { 2215 case ADA_STATE_NORMAL: 2216 { 2217 struct bio *bp; 2218 u_int8_t tag_code; 2219 2220 bp = cam_iosched_next_bio(softc->cam_iosched); 2221 if (bp == NULL) { 2222 xpt_release_ccb(start_ccb); 2223 break; 2224 } 2225 2226 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2227 (bp->bio_cmd != BIO_DELETE && (softc->flags & ADA_FLAG_NEED_OTAG) != 0)) { 2228 softc->flags &= ~ADA_FLAG_NEED_OTAG; 2229 softc->flags |= ADA_FLAG_WAS_OTAG; 2230 tag_code = 0; 2231 } else { 2232 tag_code = 1; 2233 } 2234 switch (bp->bio_cmd) { 2235 case BIO_WRITE: 2236 case BIO_READ: 2237 { 2238 uint64_t lba = bp->bio_pblkno; 2239 uint16_t count = bp->bio_bcount / softc->params.secsize; 2240 void *data_ptr; 2241 int rw_op; 2242 2243 if (bp->bio_cmd == BIO_WRITE) { 2244 softc->flags |= ADA_FLAG_DIRTY; 2245 rw_op = CAM_DIR_OUT; 2246 } else { 2247 rw_op = CAM_DIR_IN; 2248 } 2249 2250 data_ptr = bp->bio_data; 2251 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) { 2252 rw_op |= CAM_DATA_BIO; 2253 data_ptr = bp; 2254 } 2255 2256 #ifdef ADA_TEST_FAILURE 2257 int fail = 0; 2258 2259 /* 2260 * Support the failure ioctls. If the command is a 2261 * read, and there are pending forced read errors, or 2262 * if a write and pending write errors, then fail this 2263 * operation with EIO. This is useful for testing 2264 * purposes. Also, support having every Nth read fail. 2265 * 2266 * This is a rather blunt tool. 2267 */ 2268 if (bp->bio_cmd == BIO_READ) { 2269 if (softc->force_read_error) { 2270 softc->force_read_error--; 2271 fail = 1; 2272 } 2273 if (softc->periodic_read_error > 0) { 2274 if (++softc->periodic_read_count >= 2275 softc->periodic_read_error) { 2276 softc->periodic_read_count = 0; 2277 fail = 1; 2278 } 2279 } 2280 } else { 2281 if (softc->force_write_error) { 2282 softc->force_write_error--; 2283 fail = 1; 2284 } 2285 } 2286 if (fail) { 2287 biofinish(bp, NULL, EIO); 2288 xpt_release_ccb(start_ccb); 2289 adaschedule(periph); 2290 return; 2291 } 2292 #endif 2293 KASSERT((bp->bio_flags & BIO_UNMAPPED) == 0 || 2294 round_page(bp->bio_bcount + bp->bio_ma_offset) / 2295 PAGE_SIZE == bp->bio_ma_n, 2296 ("Short bio %p", bp)); 2297 cam_fill_ataio(ataio, 2298 ada_retry_count, 2299 adadone, 2300 rw_op, 2301 0, 2302 data_ptr, 2303 bp->bio_bcount, 2304 ada_default_timeout*1000); 2305 2306 if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 2307 if (bp->bio_cmd == BIO_READ) { 2308 ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 2309 lba, count); 2310 } else { 2311 ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 2312 lba, count); 2313 } 2314 } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 2315 (lba + count >= ATA_MAX_28BIT_LBA || 2316 count > 256)) { 2317 if (softc->flags & ADA_FLAG_CAN_DMA48) { 2318 if (bp->bio_cmd == BIO_READ) { 2319 ata_48bit_cmd(ataio, ATA_READ_DMA48, 2320 0, lba, count); 2321 } else { 2322 ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 2323 0, lba, count); 2324 } 2325 } else { 2326 if (bp->bio_cmd == BIO_READ) { 2327 ata_48bit_cmd(ataio, ATA_READ_MUL48, 2328 0, lba, count); 2329 } else { 2330 ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 2331 0, lba, count); 2332 } 2333 } 2334 } else { 2335 if (count == 256) 2336 count = 0; 2337 if (softc->flags & ADA_FLAG_CAN_DMA) { 2338 if (bp->bio_cmd == BIO_READ) { 2339 ata_28bit_cmd(ataio, ATA_READ_DMA, 2340 0, lba, count); 2341 } else { 2342 ata_28bit_cmd(ataio, ATA_WRITE_DMA, 2343 0, lba, count); 2344 } 2345 } else { 2346 if (bp->bio_cmd == BIO_READ) { 2347 ata_28bit_cmd(ataio, ATA_READ_MUL, 2348 0, lba, count); 2349 } else { 2350 ata_28bit_cmd(ataio, ATA_WRITE_MUL, 2351 0, lba, count); 2352 } 2353 } 2354 } 2355 break; 2356 } 2357 case BIO_DELETE: 2358 switch (softc->delete_method) { 2359 case ADA_DELETE_NCQ_DSM_TRIM: 2360 ada_ncq_dsmtrim(softc, bp, ataio); 2361 break; 2362 case ADA_DELETE_DSM_TRIM: 2363 ada_dsmtrim(softc, bp, ataio); 2364 break; 2365 case ADA_DELETE_CFA_ERASE: 2366 ada_cfaerase(softc, bp, ataio); 2367 break; 2368 default: 2369 biofinish(bp, NULL, EOPNOTSUPP); 2370 xpt_release_ccb(start_ccb); 2371 adaschedule(periph); 2372 return; 2373 } 2374 start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 2375 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2376 cam_iosched_submit_trim(softc->cam_iosched); 2377 goto out; 2378 case BIO_FLUSH: 2379 cam_fill_ataio(ataio, 2380 1, 2381 adadone, 2382 CAM_DIR_NONE, 2383 0, 2384 NULL, 2385 0, 2386 ada_default_timeout*1000); 2387 2388 if (softc->flags & ADA_FLAG_CAN_48BIT) 2389 ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 2390 else 2391 ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 2392 break; 2393 case BIO_ZONE: { 2394 int error, queue_ccb; 2395 2396 queue_ccb = 0; 2397 2398 error = ada_zone_cmd(periph, start_ccb, bp, &queue_ccb); 2399 if ((error != 0) 2400 || (queue_ccb == 0)) { 2401 biofinish(bp, NULL, error); 2402 xpt_release_ccb(start_ccb); 2403 return; 2404 } 2405 break; 2406 } 2407 } 2408 start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 2409 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2410 out: 2411 start_ccb->ccb_h.ccb_bp = bp; 2412 softc->outstanding_cmds++; 2413 softc->refcount++; 2414 cam_periph_unlock(periph); 2415 xpt_action(start_ccb); 2416 cam_periph_lock(periph); 2417 softc->refcount--; 2418 2419 /* May have more work to do, so ensure we stay scheduled */ 2420 adaschedule(periph); 2421 break; 2422 } 2423 case ADA_STATE_RAHEAD: 2424 case ADA_STATE_WCACHE: 2425 { 2426 cam_fill_ataio(ataio, 2427 1, 2428 adadone, 2429 CAM_DIR_NONE, 2430 0, 2431 NULL, 2432 0, 2433 ada_default_timeout*1000); 2434 2435 if (softc->state == ADA_STATE_RAHEAD) { 2436 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_RA ? 2437 ATA_SF_ENAB_RCACHE : ATA_SF_DIS_RCACHE, 0, 0); 2438 start_ccb->ccb_h.ccb_state = ADA_CCB_RAHEAD; 2439 } else { 2440 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_WC ? 2441 ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 2442 start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 2443 } 2444 start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 2445 xpt_action(start_ccb); 2446 break; 2447 } 2448 case ADA_STATE_LOGDIR: 2449 { 2450 struct ata_gp_log_dir *log_dir; 2451 2452 if ((softc->flags & ADA_FLAG_CAN_LOG) == 0) { 2453 adaprobedone(periph, start_ccb); 2454 break; 2455 } 2456 2457 log_dir = malloc(sizeof(*log_dir), M_ATADA, M_NOWAIT|M_ZERO); 2458 if (log_dir == NULL) { 2459 xpt_print(periph->path, "Couldn't malloc log_dir " 2460 "data\n"); 2461 softc->state = ADA_STATE_NORMAL; 2462 xpt_release_ccb(start_ccb); 2463 break; 2464 } 2465 2466 2467 ata_read_log(ataio, 2468 /*retries*/1, 2469 /*cbfcnp*/adadone, 2470 /*log_address*/ ATA_LOG_DIRECTORY, 2471 /*page_number*/ 0, 2472 /*block_count*/ 1, 2473 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2474 CAM_ATAIO_DMA : 0, 2475 /*data_ptr*/ (uint8_t *)log_dir, 2476 /*dxfer_len*/sizeof(*log_dir), 2477 /*timeout*/ada_default_timeout*1000); 2478 2479 start_ccb->ccb_h.ccb_state = ADA_CCB_LOGDIR; 2480 xpt_action(start_ccb); 2481 break; 2482 } 2483 case ADA_STATE_IDDIR: 2484 { 2485 struct ata_identify_log_pages *id_dir; 2486 2487 id_dir = malloc(sizeof(*id_dir), M_ATADA, M_NOWAIT | M_ZERO); 2488 if (id_dir == NULL) { 2489 xpt_print(periph->path, "Couldn't malloc id_dir " 2490 "data\n"); 2491 adaprobedone(periph, start_ccb); 2492 break; 2493 } 2494 2495 ata_read_log(ataio, 2496 /*retries*/1, 2497 /*cbfcnp*/adadone, 2498 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2499 /*page_number*/ ATA_IDL_PAGE_LIST, 2500 /*block_count*/ 1, 2501 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2502 CAM_ATAIO_DMA : 0, 2503 /*data_ptr*/ (uint8_t *)id_dir, 2504 /*dxfer_len*/ sizeof(*id_dir), 2505 /*timeout*/ada_default_timeout*1000); 2506 2507 start_ccb->ccb_h.ccb_state = ADA_CCB_IDDIR; 2508 xpt_action(start_ccb); 2509 break; 2510 } 2511 case ADA_STATE_SUP_CAP: 2512 { 2513 struct ata_identify_log_sup_cap *sup_cap; 2514 2515 sup_cap = malloc(sizeof(*sup_cap), M_ATADA, M_NOWAIT|M_ZERO); 2516 if (sup_cap == NULL) { 2517 xpt_print(periph->path, "Couldn't malloc sup_cap " 2518 "data\n"); 2519 adaprobedone(periph, start_ccb); 2520 break; 2521 } 2522 2523 ata_read_log(ataio, 2524 /*retries*/1, 2525 /*cbfcnp*/adadone, 2526 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2527 /*page_number*/ ATA_IDL_SUP_CAP, 2528 /*block_count*/ 1, 2529 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2530 CAM_ATAIO_DMA : 0, 2531 /*data_ptr*/ (uint8_t *)sup_cap, 2532 /*dxfer_len*/ sizeof(*sup_cap), 2533 /*timeout*/ada_default_timeout*1000); 2534 2535 start_ccb->ccb_h.ccb_state = ADA_CCB_SUP_CAP; 2536 xpt_action(start_ccb); 2537 break; 2538 } 2539 case ADA_STATE_ZONE: 2540 { 2541 struct ata_zoned_info_log *ata_zone; 2542 2543 ata_zone = malloc(sizeof(*ata_zone), M_ATADA, M_NOWAIT|M_ZERO); 2544 if (ata_zone == NULL) { 2545 xpt_print(periph->path, "Couldn't malloc ata_zone " 2546 "data\n"); 2547 adaprobedone(periph, start_ccb); 2548 break; 2549 } 2550 2551 ata_read_log(ataio, 2552 /*retries*/1, 2553 /*cbfcnp*/adadone, 2554 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2555 /*page_number*/ ATA_IDL_ZDI, 2556 /*block_count*/ 1, 2557 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2558 CAM_ATAIO_DMA : 0, 2559 /*data_ptr*/ (uint8_t *)ata_zone, 2560 /*dxfer_len*/ sizeof(*ata_zone), 2561 /*timeout*/ada_default_timeout*1000); 2562 2563 start_ccb->ccb_h.ccb_state = ADA_CCB_ZONE; 2564 xpt_action(start_ccb); 2565 break; 2566 } 2567 } 2568 } 2569 2570 static void 2571 adaprobedone(struct cam_periph *periph, union ccb *ccb) 2572 { 2573 struct ada_softc *softc; 2574 2575 softc = (struct ada_softc *)periph->softc; 2576 2577 if (ccb != NULL) 2578 xpt_release_ccb(ccb); 2579 2580 softc->state = ADA_STATE_NORMAL; 2581 softc->flags |= ADA_FLAG_PROBED; 2582 adaschedule(periph); 2583 if ((softc->flags & ADA_FLAG_ANNOUNCED) == 0) { 2584 softc->flags |= ADA_FLAG_ANNOUNCED; 2585 cam_periph_unhold(periph); 2586 } else { 2587 cam_periph_release_locked(periph); 2588 } 2589 } 2590 2591 static void 2592 adazonedone(struct cam_periph *periph, union ccb *ccb) 2593 { 2594 struct ada_softc *softc; 2595 struct bio *bp; 2596 2597 softc = periph->softc; 2598 bp = (struct bio *)ccb->ccb_h.ccb_bp; 2599 2600 switch (bp->bio_zone.zone_cmd) { 2601 case DISK_ZONE_OPEN: 2602 case DISK_ZONE_CLOSE: 2603 case DISK_ZONE_FINISH: 2604 case DISK_ZONE_RWP: 2605 break; 2606 case DISK_ZONE_REPORT_ZONES: { 2607 uint32_t avail_len; 2608 struct disk_zone_report *rep; 2609 struct scsi_report_zones_hdr *hdr; 2610 struct scsi_report_zones_desc *desc; 2611 struct disk_zone_rep_entry *entry; 2612 uint32_t num_alloced, hdr_len, num_avail; 2613 uint32_t num_to_fill, i; 2614 2615 rep = &bp->bio_zone.zone_params.report; 2616 avail_len = ccb->ataio.dxfer_len - ccb->ataio.resid; 2617 /* 2618 * Note that bio_resid isn't normally used for zone 2619 * commands, but it is used by devstat_end_transaction_bio() 2620 * to determine how much data was transferred. Because 2621 * the size of the SCSI/ATA data structures is different 2622 * than the size of the BIO interface structures, the 2623 * amount of data actually transferred from the drive will 2624 * be different than the amount of data transferred to 2625 * the user. 2626 */ 2627 num_alloced = rep->entries_allocated; 2628 hdr = (struct scsi_report_zones_hdr *)ccb->ataio.data_ptr; 2629 if (avail_len < sizeof(*hdr)) { 2630 /* 2631 * Is there a better error than EIO here? We asked 2632 * for at least the header, and we got less than 2633 * that. 2634 */ 2635 bp->bio_error = EIO; 2636 bp->bio_flags |= BIO_ERROR; 2637 bp->bio_resid = bp->bio_bcount; 2638 break; 2639 } 2640 2641 hdr_len = le32dec(hdr->length); 2642 if (hdr_len > 0) 2643 rep->entries_available = hdr_len / sizeof(*desc); 2644 else 2645 rep->entries_available = 0; 2646 /* 2647 * NOTE: using the same values for the BIO version of the 2648 * same field as the SCSI/ATA values. This means we could 2649 * get some additional values that aren't defined in bio.h 2650 * if more values of the same field are defined later. 2651 */ 2652 rep->header.same = hdr->byte4 & SRZ_SAME_MASK; 2653 rep->header.maximum_lba = le64dec(hdr->maximum_lba); 2654 /* 2655 * If the drive reports no entries that match the query, 2656 * we're done. 2657 */ 2658 if (hdr_len == 0) { 2659 rep->entries_filled = 0; 2660 bp->bio_resid = bp->bio_bcount; 2661 break; 2662 } 2663 2664 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc), 2665 hdr_len / sizeof(*desc)); 2666 /* 2667 * If the drive didn't return any data, then we're done. 2668 */ 2669 if (num_avail == 0) { 2670 rep->entries_filled = 0; 2671 bp->bio_resid = bp->bio_bcount; 2672 break; 2673 } 2674 2675 num_to_fill = min(num_avail, rep->entries_allocated); 2676 /* 2677 * If the user didn't allocate any entries for us to fill, 2678 * we're done. 2679 */ 2680 if (num_to_fill == 0) { 2681 rep->entries_filled = 0; 2682 bp->bio_resid = bp->bio_bcount; 2683 break; 2684 } 2685 2686 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0]; 2687 i < num_to_fill; i++, desc++, entry++) { 2688 /* 2689 * NOTE: we're mapping the values here directly 2690 * from the SCSI/ATA bit definitions to the bio.h 2691 * definitions. There is also a warning in 2692 * disk_zone.h, but the impact is that if 2693 * additional values are added in the SCSI/ATA 2694 * specs these will be visible to consumers of 2695 * this interface. 2696 */ 2697 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK; 2698 entry->zone_condition = 2699 (desc->zone_flags & SRZ_ZONE_COND_MASK) >> 2700 SRZ_ZONE_COND_SHIFT; 2701 entry->zone_flags |= desc->zone_flags & 2702 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET); 2703 entry->zone_length = le64dec(desc->zone_length); 2704 entry->zone_start_lba = le64dec(desc->zone_start_lba); 2705 entry->write_pointer_lba = 2706 le64dec(desc->write_pointer_lba); 2707 } 2708 rep->entries_filled = num_to_fill; 2709 /* 2710 * Note that this residual is accurate from the user's 2711 * standpoint, but the amount transferred isn't accurate 2712 * from the standpoint of what actually came back from the 2713 * drive. 2714 */ 2715 bp->bio_resid = bp->bio_bcount - (num_to_fill * sizeof(*entry)); 2716 break; 2717 } 2718 case DISK_ZONE_GET_PARAMS: 2719 default: 2720 /* 2721 * In theory we should not get a GET_PARAMS bio, since it 2722 * should be handled without queueing the command to the 2723 * drive. 2724 */ 2725 panic("%s: Invalid zone command %d", __func__, 2726 bp->bio_zone.zone_cmd); 2727 break; 2728 } 2729 2730 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES) 2731 free(ccb->ataio.data_ptr, M_ATADA); 2732 } 2733 2734 2735 static void 2736 adadone(struct cam_periph *periph, union ccb *done_ccb) 2737 { 2738 struct ada_softc *softc; 2739 struct ccb_ataio *ataio; 2740 struct cam_path *path; 2741 uint32_t priority; 2742 int state; 2743 2744 softc = (struct ada_softc *)periph->softc; 2745 ataio = &done_ccb->ataio; 2746 path = done_ccb->ccb_h.path; 2747 priority = done_ccb->ccb_h.pinfo.priority; 2748 2749 CAM_DEBUG(path, CAM_DEBUG_TRACE, ("adadone\n")); 2750 2751 state = ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK; 2752 switch (state) { 2753 case ADA_CCB_BUFFER_IO: 2754 case ADA_CCB_TRIM: 2755 { 2756 struct bio *bp; 2757 int error; 2758 2759 cam_periph_lock(periph); 2760 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2761 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2762 error = adaerror(done_ccb, 0, 0); 2763 if (error == ERESTART) { 2764 /* A retry was scheduled, so just return. */ 2765 cam_periph_unlock(periph); 2766 return; 2767 } 2768 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2769 cam_release_devq(path, 2770 /*relsim_flags*/0, 2771 /*reduction*/0, 2772 /*timeout*/0, 2773 /*getcount_only*/0); 2774 /* 2775 * If we get an error on an NCQ DSM TRIM, fall back 2776 * to a non-NCQ DSM TRIM forever. Please note that if 2777 * CAN_NCQ_TRIM is set, CAN_TRIM is necessarily set too. 2778 * However, for this one trim, we treat it as advisory 2779 * and return success up the stack. 2780 */ 2781 if (state == ADA_CCB_TRIM && 2782 error != 0 && 2783 (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) != 0) { 2784 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 2785 error = 0; 2786 adasetdeletemethod(softc); 2787 } 2788 } else { 2789 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2790 panic("REQ_CMP with QFRZN"); 2791 2792 error = 0; 2793 } 2794 bp->bio_error = error; 2795 if (error != 0) { 2796 bp->bio_resid = bp->bio_bcount; 2797 bp->bio_flags |= BIO_ERROR; 2798 } else { 2799 if (bp->bio_cmd == BIO_ZONE) 2800 adazonedone(periph, done_ccb); 2801 else if (state == ADA_CCB_TRIM) 2802 bp->bio_resid = 0; 2803 else 2804 bp->bio_resid = ataio->resid; 2805 2806 if ((bp->bio_resid > 0) 2807 && (bp->bio_cmd != BIO_ZONE)) 2808 bp->bio_flags |= BIO_ERROR; 2809 } 2810 softc->outstanding_cmds--; 2811 if (softc->outstanding_cmds == 0) 2812 softc->flags |= ADA_FLAG_WAS_OTAG; 2813 2814 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb); 2815 xpt_release_ccb(done_ccb); 2816 if (state == ADA_CCB_TRIM) { 2817 TAILQ_HEAD(, bio) queue; 2818 struct bio *bp1; 2819 2820 TAILQ_INIT(&queue); 2821 TAILQ_CONCAT(&queue, &softc->trim_req.bps, bio_queue); 2822 /* 2823 * Normally, the xpt_release_ccb() above would make sure 2824 * that when we have more work to do, that work would 2825 * get kicked off. However, we specifically keep 2826 * trim_running set to 0 before the call above to allow 2827 * other I/O to progress when many BIO_DELETE requests 2828 * are pushed down. We set trim_running to 0 and call 2829 * daschedule again so that we don't stall if there are 2830 * no other I/Os pending apart from BIO_DELETEs. 2831 */ 2832 cam_iosched_trim_done(softc->cam_iosched); 2833 adaschedule(periph); 2834 cam_periph_unlock(periph); 2835 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 2836 TAILQ_REMOVE(&queue, bp1, bio_queue); 2837 bp1->bio_error = error; 2838 if (error != 0) { 2839 bp1->bio_flags |= BIO_ERROR; 2840 bp1->bio_resid = bp1->bio_bcount; 2841 } else 2842 bp1->bio_resid = 0; 2843 biodone(bp1); 2844 } 2845 } else { 2846 adaschedule(periph); 2847 cam_periph_unlock(periph); 2848 biodone(bp); 2849 } 2850 return; 2851 } 2852 case ADA_CCB_RAHEAD: 2853 { 2854 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2855 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2856 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2857 cam_release_devq(path, 0, 0, 0, FALSE); 2858 return; 2859 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2860 cam_release_devq(path, 2861 /*relsim_flags*/0, 2862 /*reduction*/0, 2863 /*timeout*/0, 2864 /*getcount_only*/0); 2865 } 2866 } 2867 2868 /* 2869 * Since our peripheral may be invalidated by an error 2870 * above or an external event, we must release our CCB 2871 * before releasing the reference on the peripheral. 2872 * The peripheral will only go away once the last reference 2873 * is removed, and we need it around for the CCB release 2874 * operation. 2875 */ 2876 2877 xpt_release_ccb(done_ccb); 2878 softc->state = ADA_STATE_WCACHE; 2879 xpt_schedule(periph, priority); 2880 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2881 cam_release_devq(path, 0, 0, 0, FALSE); 2882 return; 2883 } 2884 case ADA_CCB_WCACHE: 2885 { 2886 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2887 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2888 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2889 cam_release_devq(path, 0, 0, 0, FALSE); 2890 return; 2891 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2892 cam_release_devq(path, 2893 /*relsim_flags*/0, 2894 /*reduction*/0, 2895 /*timeout*/0, 2896 /*getcount_only*/0); 2897 } 2898 } 2899 2900 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2901 cam_release_devq(path, 0, 0, 0, FALSE); 2902 2903 if ((softc->flags & ADA_FLAG_CAN_LOG) 2904 && (softc->zone_mode != ADA_ZONE_NONE)) { 2905 xpt_release_ccb(done_ccb); 2906 softc->state = ADA_STATE_LOGDIR; 2907 xpt_schedule(periph, priority); 2908 } else { 2909 adaprobedone(periph, done_ccb); 2910 } 2911 return; 2912 } 2913 case ADA_CCB_LOGDIR: 2914 { 2915 int error; 2916 2917 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 2918 error = 0; 2919 softc->valid_logdir_len = 0; 2920 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir)); 2921 softc->valid_logdir_len = 2922 ataio->dxfer_len - ataio->resid; 2923 if (softc->valid_logdir_len > 0) 2924 bcopy(ataio->data_ptr, &softc->ata_logdir, 2925 min(softc->valid_logdir_len, 2926 sizeof(softc->ata_logdir))); 2927 /* 2928 * Figure out whether the Identify Device log is 2929 * supported. The General Purpose log directory 2930 * has a header, and lists the number of pages 2931 * available for each GP log identified by the 2932 * offset into the list. 2933 */ 2934 if ((softc->valid_logdir_len >= 2935 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t))) 2936 && (le16dec(softc->ata_logdir.header) == 2937 ATA_GP_LOG_DIR_VERSION) 2938 && (le16dec(&softc->ata_logdir.num_pages[ 2939 (ATA_IDENTIFY_DATA_LOG * 2940 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){ 2941 softc->flags |= ADA_FLAG_CAN_IDLOG; 2942 } else { 2943 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 2944 } 2945 } else { 2946 error = adaerror(done_ccb, CAM_RETRY_SELTO, 2947 SF_RETRY_UA|SF_NO_PRINT); 2948 if (error == ERESTART) 2949 return; 2950 else if (error != 0) { 2951 /* 2952 * If we can't get the ATA log directory, 2953 * then ATA logs are effectively not 2954 * supported even if the bit is set in the 2955 * identify data. 2956 */ 2957 softc->flags &= ~(ADA_FLAG_CAN_LOG | 2958 ADA_FLAG_CAN_IDLOG); 2959 if ((done_ccb->ccb_h.status & 2960 CAM_DEV_QFRZN) != 0) { 2961 /* Don't wedge this device's queue */ 2962 cam_release_devq(done_ccb->ccb_h.path, 2963 /*relsim_flags*/0, 2964 /*reduction*/0, 2965 /*timeout*/0, 2966 /*getcount_only*/0); 2967 } 2968 } 2969 2970 2971 } 2972 2973 free(ataio->data_ptr, M_ATADA); 2974 2975 if ((error == 0) 2976 && (softc->flags & ADA_FLAG_CAN_IDLOG)) { 2977 softc->state = ADA_STATE_IDDIR; 2978 xpt_release_ccb(done_ccb); 2979 xpt_schedule(periph, priority); 2980 } else 2981 adaprobedone(periph, done_ccb); 2982 2983 return; 2984 } 2985 case ADA_CCB_IDDIR: { 2986 int error; 2987 2988 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 2989 off_t entries_offset, max_entries; 2990 error = 0; 2991 2992 softc->valid_iddir_len = 0; 2993 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir)); 2994 softc->flags &= ~(ADA_FLAG_CAN_SUPCAP | 2995 ADA_FLAG_CAN_ZONE); 2996 softc->valid_iddir_len = 2997 ataio->dxfer_len - ataio->resid; 2998 if (softc->valid_iddir_len > 0) 2999 bcopy(ataio->data_ptr, &softc->ata_iddir, 3000 min(softc->valid_iddir_len, 3001 sizeof(softc->ata_iddir))); 3002 3003 entries_offset = 3004 __offsetof(struct ata_identify_log_pages,entries); 3005 max_entries = softc->valid_iddir_len - entries_offset; 3006 if ((softc->valid_iddir_len > (entries_offset + 1)) 3007 && (le64dec(softc->ata_iddir.header) == 3008 ATA_IDLOG_REVISION) 3009 && (softc->ata_iddir.entry_count > 0)) { 3010 int num_entries, i; 3011 3012 num_entries = softc->ata_iddir.entry_count; 3013 num_entries = min(num_entries, 3014 softc->valid_iddir_len - entries_offset); 3015 for (i = 0; i < num_entries && 3016 i < max_entries; i++) { 3017 if (softc->ata_iddir.entries[i] == 3018 ATA_IDL_SUP_CAP) 3019 softc->flags |= 3020 ADA_FLAG_CAN_SUPCAP; 3021 else if (softc->ata_iddir.entries[i]== 3022 ATA_IDL_ZDI) 3023 softc->flags |= 3024 ADA_FLAG_CAN_ZONE; 3025 3026 if ((softc->flags & 3027 ADA_FLAG_CAN_SUPCAP) 3028 && (softc->flags & 3029 ADA_FLAG_CAN_ZONE)) 3030 break; 3031 } 3032 } 3033 } else { 3034 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3035 SF_RETRY_UA|SF_NO_PRINT); 3036 if (error == ERESTART) 3037 return; 3038 else if (error != 0) { 3039 /* 3040 * If we can't get the ATA Identify Data log 3041 * directory, then it effectively isn't 3042 * supported even if the ATA Log directory 3043 * a non-zero number of pages present for 3044 * this log. 3045 */ 3046 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3047 if ((done_ccb->ccb_h.status & 3048 CAM_DEV_QFRZN) != 0) { 3049 /* Don't wedge this device's queue */ 3050 cam_release_devq(done_ccb->ccb_h.path, 3051 /*relsim_flags*/0, 3052 /*reduction*/0, 3053 /*timeout*/0, 3054 /*getcount_only*/0); 3055 } 3056 } 3057 } 3058 3059 free(ataio->data_ptr, M_ATADA); 3060 3061 if ((error == 0) 3062 && (softc->flags & ADA_FLAG_CAN_SUPCAP)) { 3063 softc->state = ADA_STATE_SUP_CAP; 3064 xpt_release_ccb(done_ccb); 3065 xpt_schedule(periph, priority); 3066 } else 3067 adaprobedone(periph, done_ccb); 3068 return; 3069 } 3070 case ADA_CCB_SUP_CAP: { 3071 int error; 3072 3073 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3074 uint32_t valid_len; 3075 size_t needed_size; 3076 struct ata_identify_log_sup_cap *sup_cap; 3077 error = 0; 3078 3079 sup_cap = (struct ata_identify_log_sup_cap *) 3080 ataio->data_ptr; 3081 valid_len = ataio->dxfer_len - ataio->resid; 3082 needed_size = 3083 __offsetof(struct ata_identify_log_sup_cap, 3084 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap); 3085 if (valid_len >= needed_size) { 3086 uint64_t zoned, zac_cap; 3087 3088 zoned = le64dec(sup_cap->zoned_cap); 3089 if (zoned & ATA_ZONED_VALID) { 3090 /* 3091 * This should have already been 3092 * set, because this is also in the 3093 * ATA identify data. 3094 */ 3095 if ((zoned & ATA_ZONED_MASK) == 3096 ATA_SUPPORT_ZONE_HOST_AWARE) 3097 softc->zone_mode = 3098 ADA_ZONE_HOST_AWARE; 3099 else if ((zoned & ATA_ZONED_MASK) == 3100 ATA_SUPPORT_ZONE_DEV_MANAGED) 3101 softc->zone_mode = 3102 ADA_ZONE_DRIVE_MANAGED; 3103 } 3104 3105 zac_cap = le64dec(sup_cap->sup_zac_cap); 3106 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) { 3107 if (zac_cap & ATA_REPORT_ZONES_SUP) 3108 softc->zone_flags |= 3109 ADA_ZONE_FLAG_RZ_SUP; 3110 if (zac_cap & ATA_ND_OPEN_ZONE_SUP) 3111 softc->zone_flags |= 3112 ADA_ZONE_FLAG_OPEN_SUP; 3113 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP) 3114 softc->zone_flags |= 3115 ADA_ZONE_FLAG_CLOSE_SUP; 3116 if (zac_cap & ATA_ND_FINISH_ZONE_SUP) 3117 softc->zone_flags |= 3118 ADA_ZONE_FLAG_FINISH_SUP; 3119 if (zac_cap & ATA_ND_RWP_SUP) 3120 softc->zone_flags |= 3121 ADA_ZONE_FLAG_RWP_SUP; 3122 } else { 3123 /* 3124 * This field was introduced in 3125 * ACS-4, r08 on April 28th, 2015. 3126 * If the drive firmware was written 3127 * to an earlier spec, it won't have 3128 * the field. So, assume all 3129 * commands are supported. 3130 */ 3131 softc->zone_flags |= 3132 ADA_ZONE_FLAG_SUP_MASK; 3133 } 3134 3135 } 3136 } else { 3137 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3138 SF_RETRY_UA|SF_NO_PRINT); 3139 if (error == ERESTART) 3140 return; 3141 else if (error != 0) { 3142 /* 3143 * If we can't get the ATA Identify Data 3144 * Supported Capabilities page, clear the 3145 * flag... 3146 */ 3147 softc->flags &= ~ADA_FLAG_CAN_SUPCAP; 3148 /* 3149 * And clear zone capabilities. 3150 */ 3151 softc->zone_flags &= ~ADA_ZONE_FLAG_SUP_MASK; 3152 if ((done_ccb->ccb_h.status & 3153 CAM_DEV_QFRZN) != 0) { 3154 /* Don't wedge this device's queue */ 3155 cam_release_devq(done_ccb->ccb_h.path, 3156 /*relsim_flags*/0, 3157 /*reduction*/0, 3158 /*timeout*/0, 3159 /*getcount_only*/0); 3160 } 3161 } 3162 } 3163 3164 free(ataio->data_ptr, M_ATADA); 3165 3166 if ((error == 0) 3167 && (softc->flags & ADA_FLAG_CAN_ZONE)) { 3168 softc->state = ADA_STATE_ZONE; 3169 xpt_release_ccb(done_ccb); 3170 xpt_schedule(periph, priority); 3171 } else 3172 adaprobedone(periph, done_ccb); 3173 return; 3174 } 3175 case ADA_CCB_ZONE: { 3176 int error; 3177 3178 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3179 struct ata_zoned_info_log *zi_log; 3180 uint32_t valid_len; 3181 size_t needed_size; 3182 3183 zi_log = (struct ata_zoned_info_log *)ataio->data_ptr; 3184 3185 valid_len = ataio->dxfer_len - ataio->resid; 3186 needed_size = __offsetof(struct ata_zoned_info_log, 3187 version_info) + 1 + sizeof(zi_log->version_info); 3188 if (valid_len >= needed_size) { 3189 uint64_t tmpvar; 3190 3191 tmpvar = le64dec(zi_log->zoned_cap); 3192 if (tmpvar & ATA_ZDI_CAP_VALID) { 3193 if (tmpvar & ATA_ZDI_CAP_URSWRZ) 3194 softc->zone_flags |= 3195 ADA_ZONE_FLAG_URSWRZ; 3196 else 3197 softc->zone_flags &= 3198 ~ADA_ZONE_FLAG_URSWRZ; 3199 } 3200 tmpvar = le64dec(zi_log->optimal_seq_zones); 3201 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) { 3202 softc->zone_flags |= 3203 ADA_ZONE_FLAG_OPT_SEQ_SET; 3204 softc->optimal_seq_zones = (tmpvar & 3205 ATA_ZDI_OPT_SEQ_MASK); 3206 } else { 3207 softc->zone_flags &= 3208 ~ADA_ZONE_FLAG_OPT_SEQ_SET; 3209 softc->optimal_seq_zones = 0; 3210 } 3211 3212 tmpvar =le64dec(zi_log->optimal_nonseq_zones); 3213 if (tmpvar & ATA_ZDI_OPT_NS_VALID) { 3214 softc->zone_flags |= 3215 ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3216 softc->optimal_nonseq_zones = 3217 (tmpvar & ATA_ZDI_OPT_NS_MASK); 3218 } else { 3219 softc->zone_flags &= 3220 ~ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3221 softc->optimal_nonseq_zones = 0; 3222 } 3223 3224 tmpvar = le64dec(zi_log->max_seq_req_zones); 3225 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) { 3226 softc->zone_flags |= 3227 ADA_ZONE_FLAG_MAX_SEQ_SET; 3228 softc->max_seq_zones = 3229 (tmpvar & ATA_ZDI_MAX_SEQ_MASK); 3230 } else { 3231 softc->zone_flags &= 3232 ~ADA_ZONE_FLAG_MAX_SEQ_SET; 3233 softc->max_seq_zones = 0; 3234 } 3235 } 3236 } else { 3237 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3238 SF_RETRY_UA|SF_NO_PRINT); 3239 if (error == ERESTART) 3240 return; 3241 else if (error != 0) { 3242 softc->flags &= ~ADA_FLAG_CAN_ZONE; 3243 softc->flags &= ~ADA_ZONE_FLAG_SET_MASK; 3244 3245 if ((done_ccb->ccb_h.status & 3246 CAM_DEV_QFRZN) != 0) { 3247 /* Don't wedge this device's queue */ 3248 cam_release_devq(done_ccb->ccb_h.path, 3249 /*relsim_flags*/0, 3250 /*reduction*/0, 3251 /*timeout*/0, 3252 /*getcount_only*/0); 3253 } 3254 } 3255 3256 } 3257 free(ataio->data_ptr, M_ATADA); 3258 3259 adaprobedone(periph, done_ccb); 3260 return; 3261 } 3262 case ADA_CCB_DUMP: 3263 /* No-op. We're polling */ 3264 return; 3265 default: 3266 break; 3267 } 3268 xpt_release_ccb(done_ccb); 3269 } 3270 3271 static int 3272 adaerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3273 { 3274 #ifdef CAM_IO_STATS 3275 struct ada_softc *softc; 3276 struct cam_periph *periph; 3277 3278 periph = xpt_path_periph(ccb->ccb_h.path); 3279 softc = (struct ada_softc *)periph->softc; 3280 3281 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 3282 case CAM_CMD_TIMEOUT: 3283 softc->timeouts++; 3284 break; 3285 case CAM_REQ_ABORTED: 3286 case CAM_REQ_CMP_ERR: 3287 case CAM_REQ_TERMIO: 3288 case CAM_UNREC_HBA_ERROR: 3289 case CAM_DATA_RUN_ERR: 3290 case CAM_ATA_STATUS_ERROR: 3291 softc->errors++; 3292 break; 3293 default: 3294 break; 3295 } 3296 #endif 3297 3298 return(cam_periph_error(ccb, cam_flags, sense_flags, NULL)); 3299 } 3300 3301 static void 3302 adagetparams(struct cam_periph *periph, struct ccb_getdev *cgd) 3303 { 3304 struct ada_softc *softc = (struct ada_softc *)periph->softc; 3305 struct disk_params *dp = &softc->params; 3306 u_int64_t lbasize48; 3307 u_int32_t lbasize; 3308 3309 dp->secsize = ata_logical_sector_size(&cgd->ident_data); 3310 if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 3311 cgd->ident_data.current_heads && cgd->ident_data.current_sectors) { 3312 dp->heads = cgd->ident_data.current_heads; 3313 dp->secs_per_track = cgd->ident_data.current_sectors; 3314 dp->cylinders = cgd->ident_data.cylinders; 3315 dp->sectors = (u_int32_t)cgd->ident_data.current_size_1 | 3316 ((u_int32_t)cgd->ident_data.current_size_2 << 16); 3317 } else { 3318 dp->heads = cgd->ident_data.heads; 3319 dp->secs_per_track = cgd->ident_data.sectors; 3320 dp->cylinders = cgd->ident_data.cylinders; 3321 dp->sectors = cgd->ident_data.cylinders * dp->heads * dp->secs_per_track; 3322 } 3323 lbasize = (u_int32_t)cgd->ident_data.lba_size_1 | 3324 ((u_int32_t)cgd->ident_data.lba_size_2 << 16); 3325 3326 /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 3327 if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 3328 dp->sectors = lbasize; 3329 3330 /* use the 48bit LBA size if valid */ 3331 lbasize48 = ((u_int64_t)cgd->ident_data.lba_size48_1) | 3332 ((u_int64_t)cgd->ident_data.lba_size48_2 << 16) | 3333 ((u_int64_t)cgd->ident_data.lba_size48_3 << 32) | 3334 ((u_int64_t)cgd->ident_data.lba_size48_4 << 48); 3335 if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 3336 lbasize48 > ATA_MAX_28BIT_LBA) 3337 dp->sectors = lbasize48; 3338 } 3339 3340 static void 3341 adasendorderedtag(void *arg) 3342 { 3343 struct ada_softc *softc = arg; 3344 3345 if (ada_send_ordered) { 3346 if (softc->outstanding_cmds > 0) { 3347 if ((softc->flags & ADA_FLAG_WAS_OTAG) == 0) 3348 softc->flags |= ADA_FLAG_NEED_OTAG; 3349 softc->flags &= ~ADA_FLAG_WAS_OTAG; 3350 } 3351 } 3352 /* Queue us up again */ 3353 callout_reset(&softc->sendordered_c, 3354 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 3355 adasendorderedtag, softc); 3356 } 3357 3358 /* 3359 * Step through all ADA peripheral drivers, and if the device is still open, 3360 * sync the disk cache to physical media. 3361 */ 3362 static void 3363 adaflush(void) 3364 { 3365 struct cam_periph *periph; 3366 struct ada_softc *softc; 3367 union ccb *ccb; 3368 int error; 3369 3370 CAM_PERIPH_FOREACH(periph, &adadriver) { 3371 softc = (struct ada_softc *)periph->softc; 3372 if (SCHEDULER_STOPPED()) { 3373 /* If we paniced with the lock held, do not recurse. */ 3374 if (!cam_periph_owned(periph) && 3375 (softc->flags & ADA_FLAG_OPEN)) { 3376 adadump(softc->disk, NULL, 0, 0, 0); 3377 } 3378 continue; 3379 } 3380 cam_periph_lock(periph); 3381 /* 3382 * We only sync the cache if the drive is still open, and 3383 * if the drive is capable of it.. 3384 */ 3385 if (((softc->flags & ADA_FLAG_OPEN) == 0) || 3386 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 3387 cam_periph_unlock(periph); 3388 continue; 3389 } 3390 3391 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3392 cam_fill_ataio(&ccb->ataio, 3393 0, 3394 adadone, 3395 CAM_DIR_NONE, 3396 0, 3397 NULL, 3398 0, 3399 ada_default_timeout*1000); 3400 if (softc->flags & ADA_FLAG_CAN_48BIT) 3401 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 3402 else 3403 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 3404 3405 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3406 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3407 softc->disk->d_devstat); 3408 if (error != 0) 3409 xpt_print(periph->path, "Synchronize cache failed\n"); 3410 xpt_release_ccb(ccb); 3411 cam_periph_unlock(periph); 3412 } 3413 } 3414 3415 static void 3416 adaspindown(uint8_t cmd, int flags) 3417 { 3418 struct cam_periph *periph; 3419 struct ada_softc *softc; 3420 union ccb *ccb; 3421 int error; 3422 3423 CAM_PERIPH_FOREACH(periph, &adadriver) { 3424 /* If we paniced with lock held - not recurse here. */ 3425 if (cam_periph_owned(periph)) 3426 continue; 3427 cam_periph_lock(periph); 3428 softc = (struct ada_softc *)periph->softc; 3429 /* 3430 * We only spin-down the drive if it is capable of it.. 3431 */ 3432 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3433 cam_periph_unlock(periph); 3434 continue; 3435 } 3436 3437 if (bootverbose) 3438 xpt_print(periph->path, "spin-down\n"); 3439 3440 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3441 cam_fill_ataio(&ccb->ataio, 3442 0, 3443 adadone, 3444 CAM_DIR_NONE | flags, 3445 0, 3446 NULL, 3447 0, 3448 ada_default_timeout*1000); 3449 ata_28bit_cmd(&ccb->ataio, cmd, 0, 0, 0); 3450 3451 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3452 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3453 softc->disk->d_devstat); 3454 if (error != 0) 3455 xpt_print(periph->path, "Spin-down disk failed\n"); 3456 xpt_release_ccb(ccb); 3457 cam_periph_unlock(periph); 3458 } 3459 } 3460 3461 static void 3462 adashutdown(void *arg, int howto) 3463 { 3464 3465 adaflush(); 3466 if (ada_spindown_shutdown != 0 && 3467 (howto & (RB_HALT | RB_POWEROFF)) != 0) 3468 adaspindown(ATA_STANDBY_IMMEDIATE, 0); 3469 } 3470 3471 static void 3472 adasuspend(void *arg) 3473 { 3474 3475 adaflush(); 3476 if (ada_spindown_suspend != 0) 3477 adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 3478 } 3479 3480 static void 3481 adaresume(void *arg) 3482 { 3483 struct cam_periph *periph; 3484 struct ada_softc *softc; 3485 3486 if (ada_spindown_suspend == 0) 3487 return; 3488 3489 CAM_PERIPH_FOREACH(periph, &adadriver) { 3490 cam_periph_lock(periph); 3491 softc = (struct ada_softc *)periph->softc; 3492 /* 3493 * We only spin-down the drive if it is capable of it.. 3494 */ 3495 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3496 cam_periph_unlock(periph); 3497 continue; 3498 } 3499 3500 if (bootverbose) 3501 xpt_print(periph->path, "resume\n"); 3502 3503 /* 3504 * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 3505 * sleep request. 3506 */ 3507 cam_release_devq(periph->path, 3508 /*relsim_flags*/0, 3509 /*openings*/0, 3510 /*timeout*/0, 3511 /*getcount_only*/0); 3512 3513 cam_periph_unlock(periph); 3514 } 3515 } 3516 3517 #endif /* _KERNEL */ 3518