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 softc->flags &= ~ADA_FLAG_DIRTY; 930 xpt_release_ccb(ccb); 931 cam_periph_unhold(periph); 932 } 933 934 softc->flags &= ~ADA_FLAG_OPEN; 935 936 while (softc->refcount != 0) 937 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "adaclose", 1); 938 cam_periph_unlock(periph); 939 cam_periph_release(periph); 940 return (0); 941 } 942 943 static void 944 adaschedule(struct cam_periph *periph) 945 { 946 struct ada_softc *softc = (struct ada_softc *)periph->softc; 947 948 if (softc->state != ADA_STATE_NORMAL) 949 return; 950 951 cam_iosched_schedule(softc->cam_iosched, periph); 952 } 953 954 /* 955 * Actually translate the requested transfer into one the physical driver 956 * can understand. The transfer is described by a buf and will include 957 * only one physical transfer. 958 */ 959 static void 960 adastrategy(struct bio *bp) 961 { 962 struct cam_periph *periph; 963 struct ada_softc *softc; 964 965 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 966 softc = (struct ada_softc *)periph->softc; 967 968 cam_periph_lock(periph); 969 970 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastrategy(%p)\n", bp)); 971 972 /* 973 * If the device has been made invalid, error out 974 */ 975 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 976 cam_periph_unlock(periph); 977 biofinish(bp, NULL, ENXIO); 978 return; 979 } 980 981 /* 982 * Zone commands must be ordered, because they can depend on the 983 * effects of previously issued commands, and they may affect 984 * commands after them. 985 */ 986 if (bp->bio_cmd == BIO_ZONE) 987 bp->bio_flags |= BIO_ORDERED; 988 989 /* 990 * Place it in the queue of disk activities for this disk 991 */ 992 cam_iosched_queue_work(softc->cam_iosched, bp); 993 994 /* 995 * Schedule ourselves for performing the work. 996 */ 997 adaschedule(periph); 998 cam_periph_unlock(periph); 999 1000 return; 1001 } 1002 1003 static int 1004 adadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1005 { 1006 struct cam_periph *periph; 1007 struct ada_softc *softc; 1008 u_int secsize; 1009 union ccb ccb; 1010 struct disk *dp; 1011 uint64_t lba; 1012 uint16_t count; 1013 int error = 0; 1014 1015 dp = arg; 1016 periph = dp->d_drv1; 1017 softc = (struct ada_softc *)periph->softc; 1018 cam_periph_lock(periph); 1019 secsize = softc->params.secsize; 1020 lba = offset / secsize; 1021 count = length / secsize; 1022 1023 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1024 cam_periph_unlock(periph); 1025 return (ENXIO); 1026 } 1027 1028 if (length > 0) { 1029 xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1030 ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 1031 cam_fill_ataio(&ccb.ataio, 1032 0, 1033 adadone, 1034 CAM_DIR_OUT, 1035 0, 1036 (u_int8_t *) virtual, 1037 length, 1038 ada_default_timeout*1000); 1039 if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1040 (lba + count >= ATA_MAX_28BIT_LBA || 1041 count >= 256)) { 1042 ata_48bit_cmd(&ccb.ataio, ATA_WRITE_DMA48, 1043 0, lba, count); 1044 } else { 1045 ata_28bit_cmd(&ccb.ataio, ATA_WRITE_DMA, 1046 0, lba, count); 1047 } 1048 xpt_polled_action(&ccb); 1049 1050 error = cam_periph_error(&ccb, 1051 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1052 if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 1053 cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 1054 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1055 if (error != 0) 1056 printf("Aborting dump due to I/O error.\n"); 1057 1058 cam_periph_unlock(periph); 1059 return (error); 1060 } 1061 1062 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 1063 xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1064 1065 /* 1066 * Tell the drive to flush its internal cache. if we 1067 * can't flush in 5s we have big problems. No need to 1068 * wait the default 60s to detect problems. 1069 */ 1070 ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 1071 cam_fill_ataio(&ccb.ataio, 1072 0, 1073 adadone, 1074 CAM_DIR_NONE, 1075 0, 1076 NULL, 1077 0, 1078 5*1000); 1079 1080 if (softc->flags & ADA_FLAG_CAN_48BIT) 1081 ata_48bit_cmd(&ccb.ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1082 else 1083 ata_28bit_cmd(&ccb.ataio, ATA_FLUSHCACHE, 0, 0, 0); 1084 xpt_polled_action(&ccb); 1085 1086 error = cam_periph_error(&ccb, 1087 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1088 if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 1089 cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 1090 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1091 if (error != 0) 1092 xpt_print(periph->path, "Synchronize cache failed\n"); 1093 } 1094 cam_periph_unlock(periph); 1095 return (error); 1096 } 1097 1098 static void 1099 adainit(void) 1100 { 1101 cam_status status; 1102 1103 /* 1104 * Install a global async callback. This callback will 1105 * receive async callbacks like "new device found". 1106 */ 1107 status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 1108 1109 if (status != CAM_REQ_CMP) { 1110 printf("ada: Failed to attach master async callback " 1111 "due to status 0x%x!\n", status); 1112 } else if (ada_send_ordered) { 1113 1114 /* Register our event handlers */ 1115 if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 1116 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1117 printf("adainit: power event registration failed!\n"); 1118 if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 1119 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1120 printf("adainit: power event registration failed!\n"); 1121 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 1122 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1123 printf("adainit: shutdown event registration failed!\n"); 1124 } 1125 } 1126 1127 /* 1128 * Callback from GEOM, called when it has finished cleaning up its 1129 * resources. 1130 */ 1131 static void 1132 adadiskgonecb(struct disk *dp) 1133 { 1134 struct cam_periph *periph; 1135 1136 periph = (struct cam_periph *)dp->d_drv1; 1137 1138 cam_periph_release(periph); 1139 } 1140 1141 static void 1142 adaoninvalidate(struct cam_periph *periph) 1143 { 1144 struct ada_softc *softc; 1145 1146 softc = (struct ada_softc *)periph->softc; 1147 1148 /* 1149 * De-register any async callbacks. 1150 */ 1151 xpt_register_async(0, adaasync, periph, periph->path); 1152 #ifdef CAM_IO_STATS 1153 softc->invalidations++; 1154 #endif 1155 1156 /* 1157 * Return all queued I/O with ENXIO. 1158 * XXX Handle any transactions queued to the card 1159 * with XPT_ABORT_CCB. 1160 */ 1161 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO); 1162 1163 disk_gone(softc->disk); 1164 } 1165 1166 static void 1167 adacleanup(struct cam_periph *periph) 1168 { 1169 struct ada_softc *softc; 1170 1171 softc = (struct ada_softc *)periph->softc; 1172 1173 cam_periph_unlock(periph); 1174 1175 cam_iosched_fini(softc->cam_iosched); 1176 1177 /* 1178 * If we can't free the sysctl tree, oh well... 1179 */ 1180 if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0) { 1181 #ifdef CAM_IO_STATS 1182 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0) 1183 xpt_print(periph->path, 1184 "can't remove sysctl stats context\n"); 1185 #endif 1186 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0) 1187 xpt_print(periph->path, 1188 "can't remove sysctl context\n"); 1189 } 1190 1191 disk_destroy(softc->disk); 1192 callout_drain(&softc->sendordered_c); 1193 free(softc, M_DEVBUF); 1194 cam_periph_lock(periph); 1195 } 1196 1197 static void 1198 adasetdeletemethod(struct ada_softc *softc) 1199 { 1200 1201 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1202 softc->delete_method = ADA_DELETE_NCQ_DSM_TRIM; 1203 else if (softc->flags & ADA_FLAG_CAN_TRIM) 1204 softc->delete_method = ADA_DELETE_DSM_TRIM; 1205 else if ((softc->flags & ADA_FLAG_CAN_CFA) && !(softc->flags & ADA_FLAG_CAN_48BIT)) 1206 softc->delete_method = ADA_DELETE_CFA_ERASE; 1207 else 1208 softc->delete_method = ADA_DELETE_NONE; 1209 } 1210 1211 static void 1212 adaasync(void *callback_arg, u_int32_t code, 1213 struct cam_path *path, void *arg) 1214 { 1215 struct ccb_getdev cgd; 1216 struct cam_periph *periph; 1217 struct ada_softc *softc; 1218 1219 periph = (struct cam_periph *)callback_arg; 1220 switch (code) { 1221 case AC_FOUND_DEVICE: 1222 { 1223 struct ccb_getdev *cgd; 1224 cam_status status; 1225 1226 cgd = (struct ccb_getdev *)arg; 1227 if (cgd == NULL) 1228 break; 1229 1230 if (cgd->protocol != PROTO_ATA) 1231 break; 1232 1233 /* 1234 * Allocate a peripheral instance for 1235 * this device and start the probe 1236 * process. 1237 */ 1238 status = cam_periph_alloc(adaregister, adaoninvalidate, 1239 adacleanup, adastart, 1240 "ada", CAM_PERIPH_BIO, 1241 path, adaasync, 1242 AC_FOUND_DEVICE, cgd); 1243 1244 if (status != CAM_REQ_CMP 1245 && status != CAM_REQ_INPROG) 1246 printf("adaasync: Unable to attach to new device " 1247 "due to status 0x%x\n", status); 1248 break; 1249 } 1250 case AC_GETDEV_CHANGED: 1251 { 1252 softc = (struct ada_softc *)periph->softc; 1253 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1254 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1255 xpt_action((union ccb *)&cgd); 1256 1257 /* 1258 * Set/clear support flags based on the new Identify data. 1259 */ 1260 adasetflags(softc, &cgd); 1261 1262 cam_periph_async(periph, code, path, arg); 1263 break; 1264 } 1265 case AC_ADVINFO_CHANGED: 1266 { 1267 uintptr_t buftype; 1268 1269 buftype = (uintptr_t)arg; 1270 if (buftype == CDAI_TYPE_PHYS_PATH) { 1271 struct ada_softc *softc; 1272 1273 softc = periph->softc; 1274 disk_attr_changed(softc->disk, "GEOM::physpath", 1275 M_NOWAIT); 1276 } 1277 break; 1278 } 1279 case AC_SENT_BDR: 1280 case AC_BUS_RESET: 1281 { 1282 softc = (struct ada_softc *)periph->softc; 1283 cam_periph_async(periph, code, path, arg); 1284 if (softc->state != ADA_STATE_NORMAL) 1285 break; 1286 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1287 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1288 xpt_action((union ccb *)&cgd); 1289 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1290 softc->state = ADA_STATE_RAHEAD; 1291 else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1292 softc->state = ADA_STATE_WCACHE; 1293 else if ((softc->flags & ADA_FLAG_CAN_LOG) 1294 && (softc->zone_mode != ADA_ZONE_NONE)) 1295 softc->state = ADA_STATE_LOGDIR; 1296 else 1297 break; 1298 if (cam_periph_acquire(periph) != CAM_REQ_CMP) 1299 softc->state = ADA_STATE_NORMAL; 1300 else 1301 xpt_schedule(periph, CAM_PRIORITY_DEV); 1302 } 1303 default: 1304 cam_periph_async(periph, code, path, arg); 1305 break; 1306 } 1307 } 1308 1309 static int 1310 adazonemodesysctl(SYSCTL_HANDLER_ARGS) 1311 { 1312 char tmpbuf[40]; 1313 struct ada_softc *softc; 1314 int error; 1315 1316 softc = (struct ada_softc *)arg1; 1317 1318 switch (softc->zone_mode) { 1319 case ADA_ZONE_DRIVE_MANAGED: 1320 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed"); 1321 break; 1322 case ADA_ZONE_HOST_AWARE: 1323 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware"); 1324 break; 1325 case ADA_ZONE_HOST_MANAGED: 1326 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed"); 1327 break; 1328 case ADA_ZONE_NONE: 1329 default: 1330 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned"); 1331 break; 1332 } 1333 1334 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req); 1335 1336 return (error); 1337 } 1338 1339 static int 1340 adazonesupsysctl(SYSCTL_HANDLER_ARGS) 1341 { 1342 char tmpbuf[180]; 1343 struct ada_softc *softc; 1344 struct sbuf sb; 1345 int error, first; 1346 unsigned int i; 1347 1348 softc = (struct ada_softc *)arg1; 1349 1350 error = 0; 1351 first = 1; 1352 sbuf_new(&sb, tmpbuf, sizeof(tmpbuf), 0); 1353 1354 for (i = 0; i < sizeof(ada_zone_desc_table) / 1355 sizeof(ada_zone_desc_table[0]); i++) { 1356 if (softc->zone_flags & ada_zone_desc_table[i].value) { 1357 if (first == 0) 1358 sbuf_printf(&sb, ", "); 1359 else 1360 first = 0; 1361 sbuf_cat(&sb, ada_zone_desc_table[i].desc); 1362 } 1363 } 1364 1365 if (first == 1) 1366 sbuf_printf(&sb, "None"); 1367 1368 sbuf_finish(&sb); 1369 1370 error = sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req); 1371 1372 return (error); 1373 } 1374 1375 1376 static void 1377 adasysctlinit(void *context, int pending) 1378 { 1379 struct cam_periph *periph; 1380 struct ada_softc *softc; 1381 char tmpstr[80], tmpstr2[80]; 1382 1383 periph = (struct cam_periph *)context; 1384 1385 /* periph was held for us when this task was enqueued */ 1386 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1387 cam_periph_release(periph); 1388 return; 1389 } 1390 1391 softc = (struct ada_softc *)periph->softc; 1392 snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d",periph->unit_number); 1393 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1394 1395 sysctl_ctx_init(&softc->sysctl_ctx); 1396 softc->flags |= ADA_FLAG_SCTX_INIT; 1397 softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx, 1398 SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1399 CTLFLAG_RD, 0, tmpstr); 1400 if (softc->sysctl_tree == NULL) { 1401 printf("adasysctlinit: unable to allocate sysctl tree\n"); 1402 cam_periph_release(periph); 1403 return; 1404 } 1405 1406 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1407 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RW, 1408 softc, 0, adadeletemethodsysctl, "A", 1409 "BIO_DELETE execution method"); 1410 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1411 OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1412 &softc->read_ahead, 0, "Enable disk read ahead."); 1413 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1414 OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1415 &softc->write_cache, 0, "Enable disk write cache."); 1416 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1417 OID_AUTO, "unmapped_io", CTLFLAG_RD | CTLFLAG_MPSAFE, 1418 &softc->unmappedio, 0, "Unmapped I/O leaf"); 1419 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1420 OID_AUTO, "rotating", CTLFLAG_RD | CTLFLAG_MPSAFE, 1421 &softc->rotating, 0, "Rotating media"); 1422 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1423 OID_AUTO, "zone_mode", CTLTYPE_STRING | CTLFLAG_RD, 1424 softc, 0, adazonemodesysctl, "A", 1425 "Zone Mode"); 1426 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1427 OID_AUTO, "zone_support", CTLTYPE_STRING | CTLFLAG_RD, 1428 softc, 0, adazonesupsysctl, "A", 1429 "Zone Support"); 1430 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1431 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1432 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones, 1433 "Optimal Number of Open Sequential Write Preferred Zones"); 1434 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1435 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1436 "optimal_nonseq_zones", CTLFLAG_RD, 1437 &softc->optimal_nonseq_zones, 1438 "Optimal Number of Non-Sequentially Written Sequential Write " 1439 "Preferred Zones"); 1440 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1441 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1442 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones, 1443 "Maximum Number of Open Sequential Write Required Zones"); 1444 1445 #ifdef ADA_TEST_FAILURE 1446 /* 1447 * Add a 'door bell' sysctl which allows one to set it from userland 1448 * and cause something bad to happen. For the moment, we only allow 1449 * whacking the next read or write. 1450 */ 1451 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1452 OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1453 &softc->force_read_error, 0, 1454 "Force a read error for the next N reads."); 1455 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1456 OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1457 &softc->force_write_error, 0, 1458 "Force a write error for the next N writes."); 1459 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1460 OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1461 &softc->periodic_read_error, 0, 1462 "Force a read error every N reads (don't set too low)."); 1463 #endif 1464 1465 #ifdef CAM_IO_STATS 1466 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx, 1467 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats", 1468 CTLFLAG_RD, 0, "Statistics"); 1469 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1470 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1471 OID_AUTO, "timeouts", CTLFLAG_RD | CTLFLAG_MPSAFE, 1472 &softc->timeouts, 0, 1473 "Device timeouts reported by the SIM"); 1474 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1475 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1476 OID_AUTO, "errors", CTLFLAG_RD | CTLFLAG_MPSAFE, 1477 &softc->errors, 0, 1478 "Transport errors reported by the SIM."); 1479 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1480 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1481 OID_AUTO, "pack_invalidations", CTLFLAG_RD | CTLFLAG_MPSAFE, 1482 &softc->invalidations, 0, 1483 "Device pack invalidations."); 1484 #endif 1485 1486 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx, 1487 softc->sysctl_tree); 1488 1489 cam_periph_release(periph); 1490 } 1491 1492 static int 1493 adagetattr(struct bio *bp) 1494 { 1495 int ret; 1496 struct cam_periph *periph; 1497 1498 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1499 cam_periph_lock(periph); 1500 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1501 periph->path); 1502 cam_periph_unlock(periph); 1503 if (ret == 0) 1504 bp->bio_completed = bp->bio_length; 1505 return ret; 1506 } 1507 1508 static int 1509 adadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 1510 { 1511 char buf[16]; 1512 const char *p; 1513 struct ada_softc *softc; 1514 int i, error, value, methods; 1515 1516 softc = (struct ada_softc *)arg1; 1517 1518 value = softc->delete_method; 1519 if (value < 0 || value > ADA_DELETE_MAX) 1520 p = "UNKNOWN"; 1521 else 1522 p = ada_delete_method_names[value]; 1523 strncpy(buf, p, sizeof(buf)); 1524 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 1525 if (error != 0 || req->newptr == NULL) 1526 return (error); 1527 methods = 1 << ADA_DELETE_DISABLE; 1528 if ((softc->flags & ADA_FLAG_CAN_CFA) && 1529 !(softc->flags & ADA_FLAG_CAN_48BIT)) 1530 methods |= 1 << ADA_DELETE_CFA_ERASE; 1531 if (softc->flags & ADA_FLAG_CAN_TRIM) 1532 methods |= 1 << ADA_DELETE_DSM_TRIM; 1533 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1534 methods |= 1 << ADA_DELETE_NCQ_DSM_TRIM; 1535 for (i = 0; i <= ADA_DELETE_MAX; i++) { 1536 if (!(methods & (1 << i)) || 1537 strcmp(buf, ada_delete_method_names[i]) != 0) 1538 continue; 1539 softc->delete_method = i; 1540 return (0); 1541 } 1542 return (EINVAL); 1543 } 1544 1545 static void 1546 adasetflags(struct ada_softc *softc, struct ccb_getdev *cgd) 1547 { 1548 if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1549 (cgd->inq_flags & SID_DMA)) 1550 softc->flags |= ADA_FLAG_CAN_DMA; 1551 else 1552 softc->flags &= ~ADA_FLAG_CAN_DMA; 1553 1554 if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1555 softc->flags |= ADA_FLAG_CAN_48BIT; 1556 if (cgd->inq_flags & SID_DMA48) 1557 softc->flags |= ADA_FLAG_CAN_DMA48; 1558 else 1559 softc->flags &= ~ADA_FLAG_CAN_DMA48; 1560 } else 1561 softc->flags &= ~(ADA_FLAG_CAN_48BIT | ADA_FLAG_CAN_DMA48); 1562 1563 if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1564 softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1565 else 1566 softc->flags &= ~ADA_FLAG_CAN_FLUSHCACHE; 1567 1568 if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1569 softc->flags |= ADA_FLAG_CAN_POWERMGT; 1570 else 1571 softc->flags &= ~ADA_FLAG_CAN_POWERMGT; 1572 1573 if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1574 (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1575 softc->flags |= ADA_FLAG_CAN_NCQ; 1576 else 1577 softc->flags &= ~ADA_FLAG_CAN_NCQ; 1578 1579 if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1580 (cgd->inq_flags & SID_DMA)) { 1581 softc->flags |= ADA_FLAG_CAN_TRIM; 1582 softc->trim_max_ranges = TRIM_MAX_RANGES; 1583 if (cgd->ident_data.max_dsm_blocks != 0) { 1584 softc->trim_max_ranges = 1585 min(cgd->ident_data.max_dsm_blocks * 1586 ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1587 } 1588 /* 1589 * If we can do RCVSND_FPDMA_QUEUED commands, we may be able 1590 * to do NCQ trims, if we support trims at all. We also need 1591 * support from the SIM to do things properly. Perhaps we 1592 * should look at log 13 dword 0 bit 0 and dword 1 bit 0 are 1593 * set too... 1594 */ 1595 if ((softc->quirks & ADA_Q_NCQ_TRIM_BROKEN) == 0 && 1596 (softc->flags & ADA_FLAG_PIM_ATA_EXT) != 0 && 1597 (cgd->ident_data.satacapabilities2 & 1598 ATA_SUPPORT_RCVSND_FPDMA_QUEUED) != 0 && 1599 (softc->flags & ADA_FLAG_CAN_TRIM) != 0) 1600 softc->flags |= ADA_FLAG_CAN_NCQ_TRIM; 1601 else 1602 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 1603 } else 1604 softc->flags &= ~(ADA_FLAG_CAN_TRIM | ADA_FLAG_CAN_NCQ_TRIM); 1605 1606 if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1607 softc->flags |= ADA_FLAG_CAN_CFA; 1608 else 1609 softc->flags &= ~ADA_FLAG_CAN_CFA; 1610 1611 /* 1612 * Now that we've set the appropriate flags, setup the delete 1613 * method. 1614 */ 1615 adasetdeletemethod(softc); 1616 1617 if ((cgd->ident_data.support.extension & ATA_SUPPORT_GENLOG) 1618 && ((softc->quirks & ADA_Q_LOG_BROKEN) == 0)) 1619 softc->flags |= ADA_FLAG_CAN_LOG; 1620 else 1621 softc->flags &= ~ADA_FLAG_CAN_LOG; 1622 1623 if ((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1624 ATA_SUPPORT_ZONE_HOST_AWARE) 1625 softc->zone_mode = ADA_ZONE_HOST_AWARE; 1626 else if (((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1627 ATA_SUPPORT_ZONE_DEV_MANAGED) 1628 || (softc->quirks & ADA_Q_SMR_DM)) 1629 softc->zone_mode = ADA_ZONE_DRIVE_MANAGED; 1630 else 1631 softc->zone_mode = ADA_ZONE_NONE; 1632 1633 if (cgd->ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1634 softc->flags |= ADA_FLAG_CAN_RAHEAD; 1635 else 1636 softc->flags &= ~ADA_FLAG_CAN_RAHEAD; 1637 1638 if (cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1639 softc->flags |= ADA_FLAG_CAN_WCACHE; 1640 else 1641 softc->flags &= ~ADA_FLAG_CAN_WCACHE; 1642 } 1643 1644 static cam_status 1645 adaregister(struct cam_periph *periph, void *arg) 1646 { 1647 struct ada_softc *softc; 1648 struct ccb_pathinq cpi; 1649 struct ccb_getdev *cgd; 1650 char announce_buf[80]; 1651 struct disk_params *dp; 1652 caddr_t match; 1653 u_int maxio; 1654 int quirks; 1655 1656 cgd = (struct ccb_getdev *)arg; 1657 if (cgd == NULL) { 1658 printf("adaregister: no getdev CCB, can't register device\n"); 1659 return(CAM_REQ_CMP_ERR); 1660 } 1661 1662 softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1663 M_NOWAIT|M_ZERO); 1664 1665 if (softc == NULL) { 1666 printf("adaregister: Unable to probe new device. " 1667 "Unable to allocate softc\n"); 1668 return(CAM_REQ_CMP_ERR); 1669 } 1670 1671 if (cam_iosched_init(&softc->cam_iosched, periph) != 0) { 1672 printf("adaregister: Unable to probe new device. " 1673 "Unable to allocate iosched memory\n"); 1674 free(softc, M_DEVBUF); 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 if (cpi.hba_misc & PIM_ATA_EXT) 1777 softc->flags |= ADA_FLAG_PIM_ATA_EXT; 1778 strlcpy(softc->disk->d_descr, cgd->ident_data.model, 1779 MIN(sizeof(softc->disk->d_descr), sizeof(cgd->ident_data.model))); 1780 strlcpy(softc->disk->d_ident, cgd->ident_data.serial, 1781 MIN(sizeof(softc->disk->d_ident), sizeof(cgd->ident_data.serial))); 1782 softc->disk->d_hba_vendor = cpi.hba_vendor; 1783 softc->disk->d_hba_device = cpi.hba_device; 1784 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 1785 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 1786 1787 softc->disk->d_sectorsize = softc->params.secsize; 1788 softc->disk->d_mediasize = (off_t)softc->params.sectors * 1789 softc->params.secsize; 1790 if (ata_physical_sector_size(&cgd->ident_data) != 1791 softc->params.secsize) { 1792 softc->disk->d_stripesize = 1793 ata_physical_sector_size(&cgd->ident_data); 1794 softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 1795 ata_logical_sector_offset(&cgd->ident_data)) % 1796 softc->disk->d_stripesize; 1797 } else if (softc->quirks & ADA_Q_4K) { 1798 softc->disk->d_stripesize = 4096; 1799 softc->disk->d_stripeoffset = 0; 1800 } 1801 softc->disk->d_fwsectors = softc->params.secs_per_track; 1802 softc->disk->d_fwheads = softc->params.heads; 1803 ata_disk_firmware_geom_adjust(softc->disk); 1804 1805 /* 1806 * Acquire a reference to the periph before we register with GEOM. 1807 * We'll release this reference once GEOM calls us back (via 1808 * adadiskgonecb()) telling us that our provider has been freed. 1809 */ 1810 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 1811 xpt_print(periph->path, "%s: lost periph during " 1812 "registration!\n", __func__); 1813 cam_periph_lock(periph); 1814 return (CAM_REQ_CMP_ERR); 1815 } 1816 disk_create(softc->disk, DISK_VERSION); 1817 cam_periph_lock(periph); 1818 1819 dp = &softc->params; 1820 snprintf(announce_buf, sizeof(announce_buf), 1821 "%juMB (%ju %u byte sectors)", 1822 ((uintmax_t)dp->secsize * dp->sectors) / (1024 * 1024), 1823 (uintmax_t)dp->sectors, dp->secsize); 1824 xpt_announce_periph(periph, announce_buf); 1825 xpt_announce_quirks(periph, softc->quirks, ADA_Q_BIT_STRING); 1826 1827 /* 1828 * Create our sysctl variables, now that we know 1829 * we have successfully attached. 1830 */ 1831 if (cam_periph_acquire(periph) == CAM_REQ_CMP) 1832 taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1833 1834 /* 1835 * Add async callbacks for bus reset and 1836 * bus device reset calls. I don't bother 1837 * checking if this fails as, in most cases, 1838 * the system will function just fine without 1839 * them and the only alternative would be to 1840 * not attach the device on failure. 1841 */ 1842 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 1843 AC_GETDEV_CHANGED | AC_ADVINFO_CHANGED, 1844 adaasync, periph, periph->path); 1845 1846 /* 1847 * Schedule a periodic event to occasionally send an 1848 * ordered tag to a device. 1849 */ 1850 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 1851 callout_reset(&softc->sendordered_c, 1852 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1853 adasendorderedtag, softc); 1854 1855 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) { 1856 softc->state = ADA_STATE_RAHEAD; 1857 } else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) { 1858 softc->state = ADA_STATE_WCACHE; 1859 } else if ((softc->flags & ADA_FLAG_CAN_LOG) 1860 && (softc->zone_mode != ADA_ZONE_NONE)) { 1861 softc->state = ADA_STATE_LOGDIR; 1862 } else { 1863 /* 1864 * Nothing to probe, so we can just transition to the 1865 * normal state. 1866 */ 1867 adaprobedone(periph, NULL); 1868 return(CAM_REQ_CMP); 1869 } 1870 1871 xpt_schedule(periph, CAM_PRIORITY_DEV); 1872 1873 return(CAM_REQ_CMP); 1874 } 1875 1876 static int 1877 ada_dsmtrim_req_create(struct ada_softc *softc, struct bio *bp, struct trim_request *req) 1878 { 1879 uint64_t lastlba = (uint64_t)-1; 1880 int c, lastcount = 0, off, ranges = 0; 1881 1882 bzero(req, sizeof(*req)); 1883 TAILQ_INIT(&req->bps); 1884 do { 1885 uint64_t lba = bp->bio_pblkno; 1886 int count = bp->bio_bcount / softc->params.secsize; 1887 1888 /* Try to extend the previous range. */ 1889 if (lba == lastlba) { 1890 c = min(count, ATA_DSM_RANGE_MAX - lastcount); 1891 lastcount += c; 1892 off = (ranges - 1) * ATA_DSM_RANGE_SIZE; 1893 req->data[off + 6] = lastcount & 0xff; 1894 req->data[off + 7] = 1895 (lastcount >> 8) & 0xff; 1896 count -= c; 1897 lba += c; 1898 } 1899 1900 while (count > 0) { 1901 c = min(count, ATA_DSM_RANGE_MAX); 1902 off = ranges * ATA_DSM_RANGE_SIZE; 1903 req->data[off + 0] = lba & 0xff; 1904 req->data[off + 1] = (lba >> 8) & 0xff; 1905 req->data[off + 2] = (lba >> 16) & 0xff; 1906 req->data[off + 3] = (lba >> 24) & 0xff; 1907 req->data[off + 4] = (lba >> 32) & 0xff; 1908 req->data[off + 5] = (lba >> 40) & 0xff; 1909 req->data[off + 6] = c & 0xff; 1910 req->data[off + 7] = (c >> 8) & 0xff; 1911 lba += c; 1912 count -= c; 1913 lastcount = c; 1914 ranges++; 1915 /* 1916 * Its the caller's responsibility to ensure the 1917 * request will fit so we don't need to check for 1918 * overrun here 1919 */ 1920 } 1921 lastlba = lba; 1922 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 1923 1924 bp = cam_iosched_next_trim(softc->cam_iosched); 1925 if (bp == NULL) 1926 break; 1927 if (bp->bio_bcount / softc->params.secsize > 1928 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) { 1929 cam_iosched_put_back_trim(softc->cam_iosched, bp); 1930 break; 1931 } 1932 } while (1); 1933 1934 return (ranges); 1935 } 1936 1937 static void 1938 ada_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1939 { 1940 struct trim_request *req = &softc->trim_req; 1941 int ranges; 1942 1943 ranges = ada_dsmtrim_req_create(softc, bp, req); 1944 cam_fill_ataio(ataio, 1945 ada_retry_count, 1946 adadone, 1947 CAM_DIR_OUT, 1948 0, 1949 req->data, 1950 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1951 ada_default_timeout * 1000); 1952 ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 1953 ATA_DSM_TRIM, 0, howmany(ranges, ATA_DSM_BLK_RANGES)); 1954 } 1955 1956 static void 1957 ada_ncq_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1958 { 1959 struct trim_request *req = &softc->trim_req; 1960 int ranges; 1961 1962 ranges = ada_dsmtrim_req_create(softc, bp, req); 1963 cam_fill_ataio(ataio, 1964 ada_retry_count, 1965 adadone, 1966 CAM_DIR_OUT, 1967 0, 1968 req->data, 1969 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1970 ada_default_timeout * 1000); 1971 ata_ncq_cmd(ataio, 1972 ATA_SEND_FPDMA_QUEUED, 1973 0, 1974 howmany(ranges, ATA_DSM_BLK_RANGES)); 1975 ataio->cmd.sector_count_exp = ATA_SFPDMA_DSM; 1976 ataio->ata_flags |= ATA_FLAG_AUX; 1977 ataio->aux = 1; 1978 } 1979 1980 static void 1981 ada_cfaerase(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1982 { 1983 struct trim_request *req = &softc->trim_req; 1984 uint64_t lba = bp->bio_pblkno; 1985 uint16_t count = bp->bio_bcount / softc->params.secsize; 1986 1987 bzero(req, sizeof(*req)); 1988 TAILQ_INIT(&req->bps); 1989 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 1990 1991 cam_fill_ataio(ataio, 1992 ada_retry_count, 1993 adadone, 1994 CAM_DIR_NONE, 1995 0, 1996 NULL, 1997 0, 1998 ada_default_timeout*1000); 1999 2000 if (count >= 256) 2001 count = 0; 2002 ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 2003 } 2004 2005 static int 2006 ada_zone_bio_to_ata(int disk_zone_cmd) 2007 { 2008 switch (disk_zone_cmd) { 2009 case DISK_ZONE_OPEN: 2010 return ATA_ZM_OPEN_ZONE; 2011 case DISK_ZONE_CLOSE: 2012 return ATA_ZM_CLOSE_ZONE; 2013 case DISK_ZONE_FINISH: 2014 return ATA_ZM_FINISH_ZONE; 2015 case DISK_ZONE_RWP: 2016 return ATA_ZM_RWP; 2017 } 2018 2019 return -1; 2020 } 2021 2022 static int 2023 ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp, 2024 int *queue_ccb) 2025 { 2026 struct ada_softc *softc; 2027 int error; 2028 2029 error = 0; 2030 2031 if (bp->bio_cmd != BIO_ZONE) { 2032 error = EINVAL; 2033 goto bailout; 2034 } 2035 2036 softc = periph->softc; 2037 2038 switch (bp->bio_zone.zone_cmd) { 2039 case DISK_ZONE_OPEN: 2040 case DISK_ZONE_CLOSE: 2041 case DISK_ZONE_FINISH: 2042 case DISK_ZONE_RWP: { 2043 int zone_flags; 2044 int zone_sa; 2045 uint64_t lba; 2046 2047 zone_sa = ada_zone_bio_to_ata(bp->bio_zone.zone_cmd); 2048 if (zone_sa == -1) { 2049 xpt_print(periph->path, "Cannot translate zone " 2050 "cmd %#x to ATA\n", bp->bio_zone.zone_cmd); 2051 error = EINVAL; 2052 goto bailout; 2053 } 2054 2055 zone_flags = 0; 2056 lba = bp->bio_zone.zone_params.rwp.id; 2057 2058 if (bp->bio_zone.zone_params.rwp.flags & 2059 DISK_ZONE_RWP_FLAG_ALL) 2060 zone_flags |= ZBC_OUT_ALL; 2061 2062 ata_zac_mgmt_out(&ccb->ataio, 2063 /*retries*/ ada_retry_count, 2064 /*cbfcnp*/ adadone, 2065 /*use_ncq*/ (softc->flags & 2066 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2067 /*zm_action*/ zone_sa, 2068 /*zone_id*/ lba, 2069 /*zone_flags*/ zone_flags, 2070 /*sector_count*/ 0, 2071 /*data_ptr*/ NULL, 2072 /*dxfer_len*/ 0, 2073 /*timeout*/ ada_default_timeout * 1000); 2074 *queue_ccb = 1; 2075 2076 break; 2077 } 2078 case DISK_ZONE_REPORT_ZONES: { 2079 uint8_t *rz_ptr; 2080 uint32_t num_entries, alloc_size; 2081 struct disk_zone_report *rep; 2082 2083 rep = &bp->bio_zone.zone_params.report; 2084 2085 num_entries = rep->entries_allocated; 2086 if (num_entries == 0) { 2087 xpt_print(periph->path, "No entries allocated for " 2088 "Report Zones request\n"); 2089 error = EINVAL; 2090 goto bailout; 2091 } 2092 alloc_size = sizeof(struct scsi_report_zones_hdr) + 2093 (sizeof(struct scsi_report_zones_desc) * num_entries); 2094 alloc_size = min(alloc_size, softc->disk->d_maxsize); 2095 rz_ptr = malloc(alloc_size, M_ATADA, M_NOWAIT | M_ZERO); 2096 if (rz_ptr == NULL) { 2097 xpt_print(periph->path, "Unable to allocate memory " 2098 "for Report Zones request\n"); 2099 error = ENOMEM; 2100 goto bailout; 2101 } 2102 2103 ata_zac_mgmt_in(&ccb->ataio, 2104 /*retries*/ ada_retry_count, 2105 /*cbcfnp*/ adadone, 2106 /*use_ncq*/ (softc->flags & 2107 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2108 /*zm_action*/ ATA_ZM_REPORT_ZONES, 2109 /*zone_id*/ rep->starting_id, 2110 /*zone_flags*/ rep->rep_options, 2111 /*data_ptr*/ rz_ptr, 2112 /*dxfer_len*/ alloc_size, 2113 /*timeout*/ ada_default_timeout * 1000); 2114 2115 /* 2116 * For BIO_ZONE, this isn't normally needed. However, it 2117 * is used by devstat_end_transaction_bio() to determine 2118 * how much data was transferred. 2119 */ 2120 /* 2121 * XXX KDM we have a problem. But I'm not sure how to fix 2122 * it. devstat uses bio_bcount - bio_resid to calculate 2123 * the amount of data transferred. The GEOM disk code 2124 * uses bio_length - bio_resid to calculate the amount of 2125 * data in bio_completed. We have different structure 2126 * sizes above and below the ada(4) driver. So, if we 2127 * use the sizes above, the amount transferred won't be 2128 * quite accurate for devstat. If we use different sizes 2129 * for bio_bcount and bio_length (above and below 2130 * respectively), then the residual needs to match one or 2131 * the other. Everything is calculated after the bio 2132 * leaves the driver, so changing the values around isn't 2133 * really an option. For now, just set the count to the 2134 * passed in length. This means that the calculations 2135 * above (e.g. bio_completed) will be correct, but the 2136 * amount of data reported to devstat will be slightly 2137 * under or overstated. 2138 */ 2139 bp->bio_bcount = bp->bio_length; 2140 2141 *queue_ccb = 1; 2142 2143 break; 2144 } 2145 case DISK_ZONE_GET_PARAMS: { 2146 struct disk_zone_disk_params *params; 2147 2148 params = &bp->bio_zone.zone_params.disk_params; 2149 bzero(params, sizeof(*params)); 2150 2151 switch (softc->zone_mode) { 2152 case ADA_ZONE_DRIVE_MANAGED: 2153 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED; 2154 break; 2155 case ADA_ZONE_HOST_AWARE: 2156 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE; 2157 break; 2158 case ADA_ZONE_HOST_MANAGED: 2159 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED; 2160 break; 2161 default: 2162 case ADA_ZONE_NONE: 2163 params->zone_mode = DISK_ZONE_MODE_NONE; 2164 break; 2165 } 2166 2167 if (softc->zone_flags & ADA_ZONE_FLAG_URSWRZ) 2168 params->flags |= DISK_ZONE_DISK_URSWRZ; 2169 2170 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_SEQ_SET) { 2171 params->optimal_seq_zones = softc->optimal_seq_zones; 2172 params->flags |= DISK_ZONE_OPT_SEQ_SET; 2173 } 2174 2175 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_NONSEQ_SET) { 2176 params->optimal_nonseq_zones = 2177 softc->optimal_nonseq_zones; 2178 params->flags |= DISK_ZONE_OPT_NONSEQ_SET; 2179 } 2180 2181 if (softc->zone_flags & ADA_ZONE_FLAG_MAX_SEQ_SET) { 2182 params->max_seq_zones = softc->max_seq_zones; 2183 params->flags |= DISK_ZONE_MAX_SEQ_SET; 2184 } 2185 if (softc->zone_flags & ADA_ZONE_FLAG_RZ_SUP) 2186 params->flags |= DISK_ZONE_RZ_SUP; 2187 2188 if (softc->zone_flags & ADA_ZONE_FLAG_OPEN_SUP) 2189 params->flags |= DISK_ZONE_OPEN_SUP; 2190 2191 if (softc->zone_flags & ADA_ZONE_FLAG_CLOSE_SUP) 2192 params->flags |= DISK_ZONE_CLOSE_SUP; 2193 2194 if (softc->zone_flags & ADA_ZONE_FLAG_FINISH_SUP) 2195 params->flags |= DISK_ZONE_FINISH_SUP; 2196 2197 if (softc->zone_flags & ADA_ZONE_FLAG_RWP_SUP) 2198 params->flags |= DISK_ZONE_RWP_SUP; 2199 break; 2200 } 2201 default: 2202 break; 2203 } 2204 bailout: 2205 return (error); 2206 } 2207 2208 static void 2209 adastart(struct cam_periph *periph, union ccb *start_ccb) 2210 { 2211 struct ada_softc *softc = (struct ada_softc *)periph->softc; 2212 struct ccb_ataio *ataio = &start_ccb->ataio; 2213 2214 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastart\n")); 2215 2216 switch (softc->state) { 2217 case ADA_STATE_NORMAL: 2218 { 2219 struct bio *bp; 2220 u_int8_t tag_code; 2221 2222 bp = cam_iosched_next_bio(softc->cam_iosched); 2223 if (bp == NULL) { 2224 xpt_release_ccb(start_ccb); 2225 break; 2226 } 2227 2228 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2229 (bp->bio_cmd != BIO_DELETE && (softc->flags & ADA_FLAG_NEED_OTAG) != 0)) { 2230 softc->flags &= ~ADA_FLAG_NEED_OTAG; 2231 softc->flags |= ADA_FLAG_WAS_OTAG; 2232 tag_code = 0; 2233 } else { 2234 tag_code = 1; 2235 } 2236 switch (bp->bio_cmd) { 2237 case BIO_WRITE: 2238 case BIO_READ: 2239 { 2240 uint64_t lba = bp->bio_pblkno; 2241 uint16_t count = bp->bio_bcount / softc->params.secsize; 2242 void *data_ptr; 2243 int rw_op; 2244 2245 if (bp->bio_cmd == BIO_WRITE) { 2246 softc->flags |= ADA_FLAG_DIRTY; 2247 rw_op = CAM_DIR_OUT; 2248 } else { 2249 rw_op = CAM_DIR_IN; 2250 } 2251 2252 data_ptr = bp->bio_data; 2253 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) { 2254 rw_op |= CAM_DATA_BIO; 2255 data_ptr = bp; 2256 } 2257 2258 #ifdef ADA_TEST_FAILURE 2259 int fail = 0; 2260 2261 /* 2262 * Support the failure ioctls. If the command is a 2263 * read, and there are pending forced read errors, or 2264 * if a write and pending write errors, then fail this 2265 * operation with EIO. This is useful for testing 2266 * purposes. Also, support having every Nth read fail. 2267 * 2268 * This is a rather blunt tool. 2269 */ 2270 if (bp->bio_cmd == BIO_READ) { 2271 if (softc->force_read_error) { 2272 softc->force_read_error--; 2273 fail = 1; 2274 } 2275 if (softc->periodic_read_error > 0) { 2276 if (++softc->periodic_read_count >= 2277 softc->periodic_read_error) { 2278 softc->periodic_read_count = 0; 2279 fail = 1; 2280 } 2281 } 2282 } else { 2283 if (softc->force_write_error) { 2284 softc->force_write_error--; 2285 fail = 1; 2286 } 2287 } 2288 if (fail) { 2289 biofinish(bp, NULL, EIO); 2290 xpt_release_ccb(start_ccb); 2291 adaschedule(periph); 2292 return; 2293 } 2294 #endif 2295 KASSERT((bp->bio_flags & BIO_UNMAPPED) == 0 || 2296 round_page(bp->bio_bcount + bp->bio_ma_offset) / 2297 PAGE_SIZE == bp->bio_ma_n, 2298 ("Short bio %p", bp)); 2299 cam_fill_ataio(ataio, 2300 ada_retry_count, 2301 adadone, 2302 rw_op, 2303 0, 2304 data_ptr, 2305 bp->bio_bcount, 2306 ada_default_timeout*1000); 2307 2308 if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 2309 if (bp->bio_cmd == BIO_READ) { 2310 ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 2311 lba, count); 2312 } else { 2313 ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 2314 lba, count); 2315 } 2316 } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 2317 (lba + count >= ATA_MAX_28BIT_LBA || 2318 count > 256)) { 2319 if (softc->flags & ADA_FLAG_CAN_DMA48) { 2320 if (bp->bio_cmd == BIO_READ) { 2321 ata_48bit_cmd(ataio, ATA_READ_DMA48, 2322 0, lba, count); 2323 } else { 2324 ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 2325 0, lba, count); 2326 } 2327 } else { 2328 if (bp->bio_cmd == BIO_READ) { 2329 ata_48bit_cmd(ataio, ATA_READ_MUL48, 2330 0, lba, count); 2331 } else { 2332 ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 2333 0, lba, count); 2334 } 2335 } 2336 } else { 2337 if (count == 256) 2338 count = 0; 2339 if (softc->flags & ADA_FLAG_CAN_DMA) { 2340 if (bp->bio_cmd == BIO_READ) { 2341 ata_28bit_cmd(ataio, ATA_READ_DMA, 2342 0, lba, count); 2343 } else { 2344 ata_28bit_cmd(ataio, ATA_WRITE_DMA, 2345 0, lba, count); 2346 } 2347 } else { 2348 if (bp->bio_cmd == BIO_READ) { 2349 ata_28bit_cmd(ataio, ATA_READ_MUL, 2350 0, lba, count); 2351 } else { 2352 ata_28bit_cmd(ataio, ATA_WRITE_MUL, 2353 0, lba, count); 2354 } 2355 } 2356 } 2357 break; 2358 } 2359 case BIO_DELETE: 2360 switch (softc->delete_method) { 2361 case ADA_DELETE_NCQ_DSM_TRIM: 2362 ada_ncq_dsmtrim(softc, bp, ataio); 2363 break; 2364 case ADA_DELETE_DSM_TRIM: 2365 ada_dsmtrim(softc, bp, ataio); 2366 break; 2367 case ADA_DELETE_CFA_ERASE: 2368 ada_cfaerase(softc, bp, ataio); 2369 break; 2370 default: 2371 biofinish(bp, NULL, EOPNOTSUPP); 2372 xpt_release_ccb(start_ccb); 2373 adaschedule(periph); 2374 return; 2375 } 2376 start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 2377 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2378 cam_iosched_submit_trim(softc->cam_iosched); 2379 goto out; 2380 case BIO_FLUSH: 2381 cam_fill_ataio(ataio, 2382 1, 2383 adadone, 2384 CAM_DIR_NONE, 2385 0, 2386 NULL, 2387 0, 2388 ada_default_timeout*1000); 2389 2390 if (softc->flags & ADA_FLAG_CAN_48BIT) 2391 ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 2392 else 2393 ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 2394 break; 2395 case BIO_ZONE: { 2396 int error, queue_ccb; 2397 2398 queue_ccb = 0; 2399 2400 error = ada_zone_cmd(periph, start_ccb, bp, &queue_ccb); 2401 if ((error != 0) 2402 || (queue_ccb == 0)) { 2403 biofinish(bp, NULL, error); 2404 xpt_release_ccb(start_ccb); 2405 return; 2406 } 2407 break; 2408 } 2409 } 2410 start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 2411 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2412 out: 2413 start_ccb->ccb_h.ccb_bp = bp; 2414 softc->outstanding_cmds++; 2415 softc->refcount++; 2416 cam_periph_unlock(periph); 2417 xpt_action(start_ccb); 2418 cam_periph_lock(periph); 2419 softc->refcount--; 2420 2421 /* May have more work to do, so ensure we stay scheduled */ 2422 adaschedule(periph); 2423 break; 2424 } 2425 case ADA_STATE_RAHEAD: 2426 case ADA_STATE_WCACHE: 2427 { 2428 cam_fill_ataio(ataio, 2429 1, 2430 adadone, 2431 CAM_DIR_NONE, 2432 0, 2433 NULL, 2434 0, 2435 ada_default_timeout*1000); 2436 2437 if (softc->state == ADA_STATE_RAHEAD) { 2438 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_RA ? 2439 ATA_SF_ENAB_RCACHE : ATA_SF_DIS_RCACHE, 0, 0); 2440 start_ccb->ccb_h.ccb_state = ADA_CCB_RAHEAD; 2441 } else { 2442 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_WC ? 2443 ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 2444 start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 2445 } 2446 start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 2447 xpt_action(start_ccb); 2448 break; 2449 } 2450 case ADA_STATE_LOGDIR: 2451 { 2452 struct ata_gp_log_dir *log_dir; 2453 2454 if ((softc->flags & ADA_FLAG_CAN_LOG) == 0) { 2455 adaprobedone(periph, start_ccb); 2456 break; 2457 } 2458 2459 log_dir = malloc(sizeof(*log_dir), M_ATADA, M_NOWAIT|M_ZERO); 2460 if (log_dir == NULL) { 2461 xpt_print(periph->path, "Couldn't malloc log_dir " 2462 "data\n"); 2463 softc->state = ADA_STATE_NORMAL; 2464 xpt_release_ccb(start_ccb); 2465 break; 2466 } 2467 2468 2469 ata_read_log(ataio, 2470 /*retries*/1, 2471 /*cbfcnp*/adadone, 2472 /*log_address*/ ATA_LOG_DIRECTORY, 2473 /*page_number*/ 0, 2474 /*block_count*/ 1, 2475 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2476 CAM_ATAIO_DMA : 0, 2477 /*data_ptr*/ (uint8_t *)log_dir, 2478 /*dxfer_len*/sizeof(*log_dir), 2479 /*timeout*/ada_default_timeout*1000); 2480 2481 start_ccb->ccb_h.ccb_state = ADA_CCB_LOGDIR; 2482 xpt_action(start_ccb); 2483 break; 2484 } 2485 case ADA_STATE_IDDIR: 2486 { 2487 struct ata_identify_log_pages *id_dir; 2488 2489 id_dir = malloc(sizeof(*id_dir), M_ATADA, M_NOWAIT | M_ZERO); 2490 if (id_dir == NULL) { 2491 xpt_print(periph->path, "Couldn't malloc id_dir " 2492 "data\n"); 2493 adaprobedone(periph, start_ccb); 2494 break; 2495 } 2496 2497 ata_read_log(ataio, 2498 /*retries*/1, 2499 /*cbfcnp*/adadone, 2500 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2501 /*page_number*/ ATA_IDL_PAGE_LIST, 2502 /*block_count*/ 1, 2503 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2504 CAM_ATAIO_DMA : 0, 2505 /*data_ptr*/ (uint8_t *)id_dir, 2506 /*dxfer_len*/ sizeof(*id_dir), 2507 /*timeout*/ada_default_timeout*1000); 2508 2509 start_ccb->ccb_h.ccb_state = ADA_CCB_IDDIR; 2510 xpt_action(start_ccb); 2511 break; 2512 } 2513 case ADA_STATE_SUP_CAP: 2514 { 2515 struct ata_identify_log_sup_cap *sup_cap; 2516 2517 sup_cap = malloc(sizeof(*sup_cap), M_ATADA, M_NOWAIT|M_ZERO); 2518 if (sup_cap == NULL) { 2519 xpt_print(periph->path, "Couldn't malloc sup_cap " 2520 "data\n"); 2521 adaprobedone(periph, start_ccb); 2522 break; 2523 } 2524 2525 ata_read_log(ataio, 2526 /*retries*/1, 2527 /*cbfcnp*/adadone, 2528 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2529 /*page_number*/ ATA_IDL_SUP_CAP, 2530 /*block_count*/ 1, 2531 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2532 CAM_ATAIO_DMA : 0, 2533 /*data_ptr*/ (uint8_t *)sup_cap, 2534 /*dxfer_len*/ sizeof(*sup_cap), 2535 /*timeout*/ada_default_timeout*1000); 2536 2537 start_ccb->ccb_h.ccb_state = ADA_CCB_SUP_CAP; 2538 xpt_action(start_ccb); 2539 break; 2540 } 2541 case ADA_STATE_ZONE: 2542 { 2543 struct ata_zoned_info_log *ata_zone; 2544 2545 ata_zone = malloc(sizeof(*ata_zone), M_ATADA, M_NOWAIT|M_ZERO); 2546 if (ata_zone == NULL) { 2547 xpt_print(periph->path, "Couldn't malloc ata_zone " 2548 "data\n"); 2549 adaprobedone(periph, start_ccb); 2550 break; 2551 } 2552 2553 ata_read_log(ataio, 2554 /*retries*/1, 2555 /*cbfcnp*/adadone, 2556 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2557 /*page_number*/ ATA_IDL_ZDI, 2558 /*block_count*/ 1, 2559 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2560 CAM_ATAIO_DMA : 0, 2561 /*data_ptr*/ (uint8_t *)ata_zone, 2562 /*dxfer_len*/ sizeof(*ata_zone), 2563 /*timeout*/ada_default_timeout*1000); 2564 2565 start_ccb->ccb_h.ccb_state = ADA_CCB_ZONE; 2566 xpt_action(start_ccb); 2567 break; 2568 } 2569 } 2570 } 2571 2572 static void 2573 adaprobedone(struct cam_periph *periph, union ccb *ccb) 2574 { 2575 struct ada_softc *softc; 2576 2577 softc = (struct ada_softc *)periph->softc; 2578 2579 if (ccb != NULL) 2580 xpt_release_ccb(ccb); 2581 2582 softc->state = ADA_STATE_NORMAL; 2583 softc->flags |= ADA_FLAG_PROBED; 2584 adaschedule(periph); 2585 if ((softc->flags & ADA_FLAG_ANNOUNCED) == 0) { 2586 softc->flags |= ADA_FLAG_ANNOUNCED; 2587 cam_periph_unhold(periph); 2588 } else { 2589 cam_periph_release_locked(periph); 2590 } 2591 } 2592 2593 static void 2594 adazonedone(struct cam_periph *periph, union ccb *ccb) 2595 { 2596 struct ada_softc *softc; 2597 struct bio *bp; 2598 2599 softc = periph->softc; 2600 bp = (struct bio *)ccb->ccb_h.ccb_bp; 2601 2602 switch (bp->bio_zone.zone_cmd) { 2603 case DISK_ZONE_OPEN: 2604 case DISK_ZONE_CLOSE: 2605 case DISK_ZONE_FINISH: 2606 case DISK_ZONE_RWP: 2607 break; 2608 case DISK_ZONE_REPORT_ZONES: { 2609 uint32_t avail_len; 2610 struct disk_zone_report *rep; 2611 struct scsi_report_zones_hdr *hdr; 2612 struct scsi_report_zones_desc *desc; 2613 struct disk_zone_rep_entry *entry; 2614 uint32_t num_alloced, hdr_len, num_avail; 2615 uint32_t num_to_fill, i; 2616 2617 rep = &bp->bio_zone.zone_params.report; 2618 avail_len = ccb->ataio.dxfer_len - ccb->ataio.resid; 2619 /* 2620 * Note that bio_resid isn't normally used for zone 2621 * commands, but it is used by devstat_end_transaction_bio() 2622 * to determine how much data was transferred. Because 2623 * the size of the SCSI/ATA data structures is different 2624 * than the size of the BIO interface structures, the 2625 * amount of data actually transferred from the drive will 2626 * be different than the amount of data transferred to 2627 * the user. 2628 */ 2629 num_alloced = rep->entries_allocated; 2630 hdr = (struct scsi_report_zones_hdr *)ccb->ataio.data_ptr; 2631 if (avail_len < sizeof(*hdr)) { 2632 /* 2633 * Is there a better error than EIO here? We asked 2634 * for at least the header, and we got less than 2635 * that. 2636 */ 2637 bp->bio_error = EIO; 2638 bp->bio_flags |= BIO_ERROR; 2639 bp->bio_resid = bp->bio_bcount; 2640 break; 2641 } 2642 2643 hdr_len = le32dec(hdr->length); 2644 if (hdr_len > 0) 2645 rep->entries_available = hdr_len / sizeof(*desc); 2646 else 2647 rep->entries_available = 0; 2648 /* 2649 * NOTE: using the same values for the BIO version of the 2650 * same field as the SCSI/ATA values. This means we could 2651 * get some additional values that aren't defined in bio.h 2652 * if more values of the same field are defined later. 2653 */ 2654 rep->header.same = hdr->byte4 & SRZ_SAME_MASK; 2655 rep->header.maximum_lba = le64dec(hdr->maximum_lba); 2656 /* 2657 * If the drive reports no entries that match the query, 2658 * we're done. 2659 */ 2660 if (hdr_len == 0) { 2661 rep->entries_filled = 0; 2662 bp->bio_resid = bp->bio_bcount; 2663 break; 2664 } 2665 2666 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc), 2667 hdr_len / sizeof(*desc)); 2668 /* 2669 * If the drive didn't return any data, then we're done. 2670 */ 2671 if (num_avail == 0) { 2672 rep->entries_filled = 0; 2673 bp->bio_resid = bp->bio_bcount; 2674 break; 2675 } 2676 2677 num_to_fill = min(num_avail, rep->entries_allocated); 2678 /* 2679 * If the user didn't allocate any entries for us to fill, 2680 * we're done. 2681 */ 2682 if (num_to_fill == 0) { 2683 rep->entries_filled = 0; 2684 bp->bio_resid = bp->bio_bcount; 2685 break; 2686 } 2687 2688 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0]; 2689 i < num_to_fill; i++, desc++, entry++) { 2690 /* 2691 * NOTE: we're mapping the values here directly 2692 * from the SCSI/ATA bit definitions to the bio.h 2693 * definitions. There is also a warning in 2694 * disk_zone.h, but the impact is that if 2695 * additional values are added in the SCSI/ATA 2696 * specs these will be visible to consumers of 2697 * this interface. 2698 */ 2699 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK; 2700 entry->zone_condition = 2701 (desc->zone_flags & SRZ_ZONE_COND_MASK) >> 2702 SRZ_ZONE_COND_SHIFT; 2703 entry->zone_flags |= desc->zone_flags & 2704 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET); 2705 entry->zone_length = le64dec(desc->zone_length); 2706 entry->zone_start_lba = le64dec(desc->zone_start_lba); 2707 entry->write_pointer_lba = 2708 le64dec(desc->write_pointer_lba); 2709 } 2710 rep->entries_filled = num_to_fill; 2711 /* 2712 * Note that this residual is accurate from the user's 2713 * standpoint, but the amount transferred isn't accurate 2714 * from the standpoint of what actually came back from the 2715 * drive. 2716 */ 2717 bp->bio_resid = bp->bio_bcount - (num_to_fill * sizeof(*entry)); 2718 break; 2719 } 2720 case DISK_ZONE_GET_PARAMS: 2721 default: 2722 /* 2723 * In theory we should not get a GET_PARAMS bio, since it 2724 * should be handled without queueing the command to the 2725 * drive. 2726 */ 2727 panic("%s: Invalid zone command %d", __func__, 2728 bp->bio_zone.zone_cmd); 2729 break; 2730 } 2731 2732 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES) 2733 free(ccb->ataio.data_ptr, M_ATADA); 2734 } 2735 2736 2737 static void 2738 adadone(struct cam_periph *periph, union ccb *done_ccb) 2739 { 2740 struct ada_softc *softc; 2741 struct ccb_ataio *ataio; 2742 struct cam_path *path; 2743 uint32_t priority; 2744 int state; 2745 2746 softc = (struct ada_softc *)periph->softc; 2747 ataio = &done_ccb->ataio; 2748 path = done_ccb->ccb_h.path; 2749 priority = done_ccb->ccb_h.pinfo.priority; 2750 2751 CAM_DEBUG(path, CAM_DEBUG_TRACE, ("adadone\n")); 2752 2753 state = ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK; 2754 switch (state) { 2755 case ADA_CCB_BUFFER_IO: 2756 case ADA_CCB_TRIM: 2757 { 2758 struct bio *bp; 2759 int error; 2760 2761 cam_periph_lock(periph); 2762 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2763 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2764 error = adaerror(done_ccb, 0, 0); 2765 if (error == ERESTART) { 2766 /* A retry was scheduled, so just return. */ 2767 cam_periph_unlock(periph); 2768 return; 2769 } 2770 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2771 cam_release_devq(path, 2772 /*relsim_flags*/0, 2773 /*reduction*/0, 2774 /*timeout*/0, 2775 /*getcount_only*/0); 2776 /* 2777 * If we get an error on an NCQ DSM TRIM, fall back 2778 * to a non-NCQ DSM TRIM forever. Please note that if 2779 * CAN_NCQ_TRIM is set, CAN_TRIM is necessarily set too. 2780 * However, for this one trim, we treat it as advisory 2781 * and return success up the stack. 2782 */ 2783 if (state == ADA_CCB_TRIM && 2784 error != 0 && 2785 (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) != 0) { 2786 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 2787 error = 0; 2788 adasetdeletemethod(softc); 2789 } 2790 } else { 2791 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2792 panic("REQ_CMP with QFRZN"); 2793 2794 error = 0; 2795 } 2796 bp->bio_error = error; 2797 if (error != 0) { 2798 bp->bio_resid = bp->bio_bcount; 2799 bp->bio_flags |= BIO_ERROR; 2800 } else { 2801 if (bp->bio_cmd == BIO_ZONE) 2802 adazonedone(periph, done_ccb); 2803 else if (state == ADA_CCB_TRIM) 2804 bp->bio_resid = 0; 2805 else 2806 bp->bio_resid = ataio->resid; 2807 2808 if ((bp->bio_resid > 0) 2809 && (bp->bio_cmd != BIO_ZONE)) 2810 bp->bio_flags |= BIO_ERROR; 2811 } 2812 softc->outstanding_cmds--; 2813 if (softc->outstanding_cmds == 0) 2814 softc->flags |= ADA_FLAG_WAS_OTAG; 2815 2816 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb); 2817 xpt_release_ccb(done_ccb); 2818 if (state == ADA_CCB_TRIM) { 2819 TAILQ_HEAD(, bio) queue; 2820 struct bio *bp1; 2821 2822 TAILQ_INIT(&queue); 2823 TAILQ_CONCAT(&queue, &softc->trim_req.bps, bio_queue); 2824 /* 2825 * Normally, the xpt_release_ccb() above would make sure 2826 * that when we have more work to do, that work would 2827 * get kicked off. However, we specifically keep 2828 * trim_running set to 0 before the call above to allow 2829 * other I/O to progress when many BIO_DELETE requests 2830 * are pushed down. We set trim_running to 0 and call 2831 * daschedule again so that we don't stall if there are 2832 * no other I/Os pending apart from BIO_DELETEs. 2833 */ 2834 cam_iosched_trim_done(softc->cam_iosched); 2835 adaschedule(periph); 2836 cam_periph_unlock(periph); 2837 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 2838 TAILQ_REMOVE(&queue, bp1, bio_queue); 2839 bp1->bio_error = error; 2840 if (error != 0) { 2841 bp1->bio_flags |= BIO_ERROR; 2842 bp1->bio_resid = bp1->bio_bcount; 2843 } else 2844 bp1->bio_resid = 0; 2845 biodone(bp1); 2846 } 2847 } else { 2848 adaschedule(periph); 2849 cam_periph_unlock(periph); 2850 biodone(bp); 2851 } 2852 return; 2853 } 2854 case ADA_CCB_RAHEAD: 2855 { 2856 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2857 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2858 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2859 cam_release_devq(path, 0, 0, 0, FALSE); 2860 return; 2861 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2862 cam_release_devq(path, 2863 /*relsim_flags*/0, 2864 /*reduction*/0, 2865 /*timeout*/0, 2866 /*getcount_only*/0); 2867 } 2868 } 2869 2870 /* 2871 * Since our peripheral may be invalidated by an error 2872 * above or an external event, we must release our CCB 2873 * before releasing the reference on the peripheral. 2874 * The peripheral will only go away once the last reference 2875 * is removed, and we need it around for the CCB release 2876 * operation. 2877 */ 2878 2879 xpt_release_ccb(done_ccb); 2880 softc->state = ADA_STATE_WCACHE; 2881 xpt_schedule(periph, priority); 2882 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2883 cam_release_devq(path, 0, 0, 0, FALSE); 2884 return; 2885 } 2886 case ADA_CCB_WCACHE: 2887 { 2888 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2889 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2890 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2891 cam_release_devq(path, 0, 0, 0, FALSE); 2892 return; 2893 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2894 cam_release_devq(path, 2895 /*relsim_flags*/0, 2896 /*reduction*/0, 2897 /*timeout*/0, 2898 /*getcount_only*/0); 2899 } 2900 } 2901 2902 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2903 cam_release_devq(path, 0, 0, 0, FALSE); 2904 2905 if ((softc->flags & ADA_FLAG_CAN_LOG) 2906 && (softc->zone_mode != ADA_ZONE_NONE)) { 2907 xpt_release_ccb(done_ccb); 2908 softc->state = ADA_STATE_LOGDIR; 2909 xpt_schedule(periph, priority); 2910 } else { 2911 adaprobedone(periph, done_ccb); 2912 } 2913 return; 2914 } 2915 case ADA_CCB_LOGDIR: 2916 { 2917 int error; 2918 2919 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 2920 error = 0; 2921 softc->valid_logdir_len = 0; 2922 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir)); 2923 softc->valid_logdir_len = 2924 ataio->dxfer_len - ataio->resid; 2925 if (softc->valid_logdir_len > 0) 2926 bcopy(ataio->data_ptr, &softc->ata_logdir, 2927 min(softc->valid_logdir_len, 2928 sizeof(softc->ata_logdir))); 2929 /* 2930 * Figure out whether the Identify Device log is 2931 * supported. The General Purpose log directory 2932 * has a header, and lists the number of pages 2933 * available for each GP log identified by the 2934 * offset into the list. 2935 */ 2936 if ((softc->valid_logdir_len >= 2937 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t))) 2938 && (le16dec(softc->ata_logdir.header) == 2939 ATA_GP_LOG_DIR_VERSION) 2940 && (le16dec(&softc->ata_logdir.num_pages[ 2941 (ATA_IDENTIFY_DATA_LOG * 2942 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){ 2943 softc->flags |= ADA_FLAG_CAN_IDLOG; 2944 } else { 2945 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 2946 } 2947 } else { 2948 error = adaerror(done_ccb, CAM_RETRY_SELTO, 2949 SF_RETRY_UA|SF_NO_PRINT); 2950 if (error == ERESTART) 2951 return; 2952 else if (error != 0) { 2953 /* 2954 * If we can't get the ATA log directory, 2955 * then ATA logs are effectively not 2956 * supported even if the bit is set in the 2957 * identify data. 2958 */ 2959 softc->flags &= ~(ADA_FLAG_CAN_LOG | 2960 ADA_FLAG_CAN_IDLOG); 2961 if ((done_ccb->ccb_h.status & 2962 CAM_DEV_QFRZN) != 0) { 2963 /* Don't wedge this device's queue */ 2964 cam_release_devq(done_ccb->ccb_h.path, 2965 /*relsim_flags*/0, 2966 /*reduction*/0, 2967 /*timeout*/0, 2968 /*getcount_only*/0); 2969 } 2970 } 2971 2972 2973 } 2974 2975 free(ataio->data_ptr, M_ATADA); 2976 2977 if ((error == 0) 2978 && (softc->flags & ADA_FLAG_CAN_IDLOG)) { 2979 softc->state = ADA_STATE_IDDIR; 2980 xpt_release_ccb(done_ccb); 2981 xpt_schedule(periph, priority); 2982 } else 2983 adaprobedone(periph, done_ccb); 2984 2985 return; 2986 } 2987 case ADA_CCB_IDDIR: { 2988 int error; 2989 2990 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 2991 off_t entries_offset, max_entries; 2992 error = 0; 2993 2994 softc->valid_iddir_len = 0; 2995 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir)); 2996 softc->flags &= ~(ADA_FLAG_CAN_SUPCAP | 2997 ADA_FLAG_CAN_ZONE); 2998 softc->valid_iddir_len = 2999 ataio->dxfer_len - ataio->resid; 3000 if (softc->valid_iddir_len > 0) 3001 bcopy(ataio->data_ptr, &softc->ata_iddir, 3002 min(softc->valid_iddir_len, 3003 sizeof(softc->ata_iddir))); 3004 3005 entries_offset = 3006 __offsetof(struct ata_identify_log_pages,entries); 3007 max_entries = softc->valid_iddir_len - entries_offset; 3008 if ((softc->valid_iddir_len > (entries_offset + 1)) 3009 && (le64dec(softc->ata_iddir.header) == 3010 ATA_IDLOG_REVISION) 3011 && (softc->ata_iddir.entry_count > 0)) { 3012 int num_entries, i; 3013 3014 num_entries = softc->ata_iddir.entry_count; 3015 num_entries = min(num_entries, 3016 softc->valid_iddir_len - entries_offset); 3017 for (i = 0; i < num_entries && 3018 i < max_entries; i++) { 3019 if (softc->ata_iddir.entries[i] == 3020 ATA_IDL_SUP_CAP) 3021 softc->flags |= 3022 ADA_FLAG_CAN_SUPCAP; 3023 else if (softc->ata_iddir.entries[i]== 3024 ATA_IDL_ZDI) 3025 softc->flags |= 3026 ADA_FLAG_CAN_ZONE; 3027 3028 if ((softc->flags & 3029 ADA_FLAG_CAN_SUPCAP) 3030 && (softc->flags & 3031 ADA_FLAG_CAN_ZONE)) 3032 break; 3033 } 3034 } 3035 } else { 3036 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3037 SF_RETRY_UA|SF_NO_PRINT); 3038 if (error == ERESTART) 3039 return; 3040 else if (error != 0) { 3041 /* 3042 * If we can't get the ATA Identify Data log 3043 * directory, then it effectively isn't 3044 * supported even if the ATA Log directory 3045 * a non-zero number of pages present for 3046 * this log. 3047 */ 3048 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3049 if ((done_ccb->ccb_h.status & 3050 CAM_DEV_QFRZN) != 0) { 3051 /* Don't wedge this device's queue */ 3052 cam_release_devq(done_ccb->ccb_h.path, 3053 /*relsim_flags*/0, 3054 /*reduction*/0, 3055 /*timeout*/0, 3056 /*getcount_only*/0); 3057 } 3058 } 3059 } 3060 3061 free(ataio->data_ptr, M_ATADA); 3062 3063 if ((error == 0) 3064 && (softc->flags & ADA_FLAG_CAN_SUPCAP)) { 3065 softc->state = ADA_STATE_SUP_CAP; 3066 xpt_release_ccb(done_ccb); 3067 xpt_schedule(periph, priority); 3068 } else 3069 adaprobedone(periph, done_ccb); 3070 return; 3071 } 3072 case ADA_CCB_SUP_CAP: { 3073 int error; 3074 3075 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3076 uint32_t valid_len; 3077 size_t needed_size; 3078 struct ata_identify_log_sup_cap *sup_cap; 3079 error = 0; 3080 3081 sup_cap = (struct ata_identify_log_sup_cap *) 3082 ataio->data_ptr; 3083 valid_len = ataio->dxfer_len - ataio->resid; 3084 needed_size = 3085 __offsetof(struct ata_identify_log_sup_cap, 3086 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap); 3087 if (valid_len >= needed_size) { 3088 uint64_t zoned, zac_cap; 3089 3090 zoned = le64dec(sup_cap->zoned_cap); 3091 if (zoned & ATA_ZONED_VALID) { 3092 /* 3093 * This should have already been 3094 * set, because this is also in the 3095 * ATA identify data. 3096 */ 3097 if ((zoned & ATA_ZONED_MASK) == 3098 ATA_SUPPORT_ZONE_HOST_AWARE) 3099 softc->zone_mode = 3100 ADA_ZONE_HOST_AWARE; 3101 else if ((zoned & ATA_ZONED_MASK) == 3102 ATA_SUPPORT_ZONE_DEV_MANAGED) 3103 softc->zone_mode = 3104 ADA_ZONE_DRIVE_MANAGED; 3105 } 3106 3107 zac_cap = le64dec(sup_cap->sup_zac_cap); 3108 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) { 3109 if (zac_cap & ATA_REPORT_ZONES_SUP) 3110 softc->zone_flags |= 3111 ADA_ZONE_FLAG_RZ_SUP; 3112 if (zac_cap & ATA_ND_OPEN_ZONE_SUP) 3113 softc->zone_flags |= 3114 ADA_ZONE_FLAG_OPEN_SUP; 3115 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP) 3116 softc->zone_flags |= 3117 ADA_ZONE_FLAG_CLOSE_SUP; 3118 if (zac_cap & ATA_ND_FINISH_ZONE_SUP) 3119 softc->zone_flags |= 3120 ADA_ZONE_FLAG_FINISH_SUP; 3121 if (zac_cap & ATA_ND_RWP_SUP) 3122 softc->zone_flags |= 3123 ADA_ZONE_FLAG_RWP_SUP; 3124 } else { 3125 /* 3126 * This field was introduced in 3127 * ACS-4, r08 on April 28th, 2015. 3128 * If the drive firmware was written 3129 * to an earlier spec, it won't have 3130 * the field. So, assume all 3131 * commands are supported. 3132 */ 3133 softc->zone_flags |= 3134 ADA_ZONE_FLAG_SUP_MASK; 3135 } 3136 3137 } 3138 } else { 3139 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3140 SF_RETRY_UA|SF_NO_PRINT); 3141 if (error == ERESTART) 3142 return; 3143 else if (error != 0) { 3144 /* 3145 * If we can't get the ATA Identify Data 3146 * Supported Capabilities page, clear the 3147 * flag... 3148 */ 3149 softc->flags &= ~ADA_FLAG_CAN_SUPCAP; 3150 /* 3151 * And clear zone capabilities. 3152 */ 3153 softc->zone_flags &= ~ADA_ZONE_FLAG_SUP_MASK; 3154 if ((done_ccb->ccb_h.status & 3155 CAM_DEV_QFRZN) != 0) { 3156 /* Don't wedge this device's queue */ 3157 cam_release_devq(done_ccb->ccb_h.path, 3158 /*relsim_flags*/0, 3159 /*reduction*/0, 3160 /*timeout*/0, 3161 /*getcount_only*/0); 3162 } 3163 } 3164 } 3165 3166 free(ataio->data_ptr, M_ATADA); 3167 3168 if ((error == 0) 3169 && (softc->flags & ADA_FLAG_CAN_ZONE)) { 3170 softc->state = ADA_STATE_ZONE; 3171 xpt_release_ccb(done_ccb); 3172 xpt_schedule(periph, priority); 3173 } else 3174 adaprobedone(periph, done_ccb); 3175 return; 3176 } 3177 case ADA_CCB_ZONE: { 3178 int error; 3179 3180 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3181 struct ata_zoned_info_log *zi_log; 3182 uint32_t valid_len; 3183 size_t needed_size; 3184 3185 zi_log = (struct ata_zoned_info_log *)ataio->data_ptr; 3186 3187 valid_len = ataio->dxfer_len - ataio->resid; 3188 needed_size = __offsetof(struct ata_zoned_info_log, 3189 version_info) + 1 + sizeof(zi_log->version_info); 3190 if (valid_len >= needed_size) { 3191 uint64_t tmpvar; 3192 3193 tmpvar = le64dec(zi_log->zoned_cap); 3194 if (tmpvar & ATA_ZDI_CAP_VALID) { 3195 if (tmpvar & ATA_ZDI_CAP_URSWRZ) 3196 softc->zone_flags |= 3197 ADA_ZONE_FLAG_URSWRZ; 3198 else 3199 softc->zone_flags &= 3200 ~ADA_ZONE_FLAG_URSWRZ; 3201 } 3202 tmpvar = le64dec(zi_log->optimal_seq_zones); 3203 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) { 3204 softc->zone_flags |= 3205 ADA_ZONE_FLAG_OPT_SEQ_SET; 3206 softc->optimal_seq_zones = (tmpvar & 3207 ATA_ZDI_OPT_SEQ_MASK); 3208 } else { 3209 softc->zone_flags &= 3210 ~ADA_ZONE_FLAG_OPT_SEQ_SET; 3211 softc->optimal_seq_zones = 0; 3212 } 3213 3214 tmpvar =le64dec(zi_log->optimal_nonseq_zones); 3215 if (tmpvar & ATA_ZDI_OPT_NS_VALID) { 3216 softc->zone_flags |= 3217 ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3218 softc->optimal_nonseq_zones = 3219 (tmpvar & ATA_ZDI_OPT_NS_MASK); 3220 } else { 3221 softc->zone_flags &= 3222 ~ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3223 softc->optimal_nonseq_zones = 0; 3224 } 3225 3226 tmpvar = le64dec(zi_log->max_seq_req_zones); 3227 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) { 3228 softc->zone_flags |= 3229 ADA_ZONE_FLAG_MAX_SEQ_SET; 3230 softc->max_seq_zones = 3231 (tmpvar & ATA_ZDI_MAX_SEQ_MASK); 3232 } else { 3233 softc->zone_flags &= 3234 ~ADA_ZONE_FLAG_MAX_SEQ_SET; 3235 softc->max_seq_zones = 0; 3236 } 3237 } 3238 } else { 3239 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3240 SF_RETRY_UA|SF_NO_PRINT); 3241 if (error == ERESTART) 3242 return; 3243 else if (error != 0) { 3244 softc->flags &= ~ADA_FLAG_CAN_ZONE; 3245 softc->flags &= ~ADA_ZONE_FLAG_SET_MASK; 3246 3247 if ((done_ccb->ccb_h.status & 3248 CAM_DEV_QFRZN) != 0) { 3249 /* Don't wedge this device's queue */ 3250 cam_release_devq(done_ccb->ccb_h.path, 3251 /*relsim_flags*/0, 3252 /*reduction*/0, 3253 /*timeout*/0, 3254 /*getcount_only*/0); 3255 } 3256 } 3257 3258 } 3259 free(ataio->data_ptr, M_ATADA); 3260 3261 adaprobedone(periph, done_ccb); 3262 return; 3263 } 3264 case ADA_CCB_DUMP: 3265 /* No-op. We're polling */ 3266 return; 3267 default: 3268 break; 3269 } 3270 xpt_release_ccb(done_ccb); 3271 } 3272 3273 static int 3274 adaerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3275 { 3276 #ifdef CAM_IO_STATS 3277 struct ada_softc *softc; 3278 struct cam_periph *periph; 3279 3280 periph = xpt_path_periph(ccb->ccb_h.path); 3281 softc = (struct ada_softc *)periph->softc; 3282 3283 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 3284 case CAM_CMD_TIMEOUT: 3285 softc->timeouts++; 3286 break; 3287 case CAM_REQ_ABORTED: 3288 case CAM_REQ_CMP_ERR: 3289 case CAM_REQ_TERMIO: 3290 case CAM_UNREC_HBA_ERROR: 3291 case CAM_DATA_RUN_ERR: 3292 case CAM_ATA_STATUS_ERROR: 3293 softc->errors++; 3294 break; 3295 default: 3296 break; 3297 } 3298 #endif 3299 3300 return(cam_periph_error(ccb, cam_flags, sense_flags, NULL)); 3301 } 3302 3303 static void 3304 adagetparams(struct cam_periph *periph, struct ccb_getdev *cgd) 3305 { 3306 struct ada_softc *softc = (struct ada_softc *)periph->softc; 3307 struct disk_params *dp = &softc->params; 3308 u_int64_t lbasize48; 3309 u_int32_t lbasize; 3310 3311 dp->secsize = ata_logical_sector_size(&cgd->ident_data); 3312 if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 3313 cgd->ident_data.current_heads && cgd->ident_data.current_sectors) { 3314 dp->heads = cgd->ident_data.current_heads; 3315 dp->secs_per_track = cgd->ident_data.current_sectors; 3316 dp->cylinders = cgd->ident_data.cylinders; 3317 dp->sectors = (u_int32_t)cgd->ident_data.current_size_1 | 3318 ((u_int32_t)cgd->ident_data.current_size_2 << 16); 3319 } else { 3320 dp->heads = cgd->ident_data.heads; 3321 dp->secs_per_track = cgd->ident_data.sectors; 3322 dp->cylinders = cgd->ident_data.cylinders; 3323 dp->sectors = cgd->ident_data.cylinders * dp->heads * dp->secs_per_track; 3324 } 3325 lbasize = (u_int32_t)cgd->ident_data.lba_size_1 | 3326 ((u_int32_t)cgd->ident_data.lba_size_2 << 16); 3327 3328 /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 3329 if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 3330 dp->sectors = lbasize; 3331 3332 /* use the 48bit LBA size if valid */ 3333 lbasize48 = ((u_int64_t)cgd->ident_data.lba_size48_1) | 3334 ((u_int64_t)cgd->ident_data.lba_size48_2 << 16) | 3335 ((u_int64_t)cgd->ident_data.lba_size48_3 << 32) | 3336 ((u_int64_t)cgd->ident_data.lba_size48_4 << 48); 3337 if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 3338 lbasize48 > ATA_MAX_28BIT_LBA) 3339 dp->sectors = lbasize48; 3340 } 3341 3342 static void 3343 adasendorderedtag(void *arg) 3344 { 3345 struct ada_softc *softc = arg; 3346 3347 if (ada_send_ordered) { 3348 if (softc->outstanding_cmds > 0) { 3349 if ((softc->flags & ADA_FLAG_WAS_OTAG) == 0) 3350 softc->flags |= ADA_FLAG_NEED_OTAG; 3351 softc->flags &= ~ADA_FLAG_WAS_OTAG; 3352 } 3353 } 3354 /* Queue us up again */ 3355 callout_reset(&softc->sendordered_c, 3356 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 3357 adasendorderedtag, softc); 3358 } 3359 3360 /* 3361 * Step through all ADA peripheral drivers, and if the device is still open, 3362 * sync the disk cache to physical media. 3363 */ 3364 static void 3365 adaflush(void) 3366 { 3367 struct cam_periph *periph; 3368 struct ada_softc *softc; 3369 union ccb *ccb; 3370 int error; 3371 3372 CAM_PERIPH_FOREACH(periph, &adadriver) { 3373 softc = (struct ada_softc *)periph->softc; 3374 if (SCHEDULER_STOPPED()) { 3375 /* If we paniced with the lock held, do not recurse. */ 3376 if (!cam_periph_owned(periph) && 3377 (softc->flags & ADA_FLAG_OPEN)) { 3378 adadump(softc->disk, NULL, 0, 0, 0); 3379 } 3380 continue; 3381 } 3382 cam_periph_lock(periph); 3383 /* 3384 * We only sync the cache if the drive is still open, and 3385 * if the drive is capable of it.. 3386 */ 3387 if (((softc->flags & ADA_FLAG_OPEN) == 0) || 3388 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 3389 cam_periph_unlock(periph); 3390 continue; 3391 } 3392 3393 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3394 cam_fill_ataio(&ccb->ataio, 3395 0, 3396 adadone, 3397 CAM_DIR_NONE, 3398 0, 3399 NULL, 3400 0, 3401 ada_default_timeout*1000); 3402 if (softc->flags & ADA_FLAG_CAN_48BIT) 3403 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 3404 else 3405 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 3406 3407 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3408 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3409 softc->disk->d_devstat); 3410 if (error != 0) 3411 xpt_print(periph->path, "Synchronize cache failed\n"); 3412 xpt_release_ccb(ccb); 3413 cam_periph_unlock(periph); 3414 } 3415 } 3416 3417 static void 3418 adaspindown(uint8_t cmd, int flags) 3419 { 3420 struct cam_periph *periph; 3421 struct ada_softc *softc; 3422 union ccb *ccb; 3423 int error; 3424 3425 CAM_PERIPH_FOREACH(periph, &adadriver) { 3426 /* If we paniced with lock held - not recurse here. */ 3427 if (cam_periph_owned(periph)) 3428 continue; 3429 cam_periph_lock(periph); 3430 softc = (struct ada_softc *)periph->softc; 3431 /* 3432 * We only spin-down the drive if it is capable of it.. 3433 */ 3434 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3435 cam_periph_unlock(periph); 3436 continue; 3437 } 3438 3439 if (bootverbose) 3440 xpt_print(periph->path, "spin-down\n"); 3441 3442 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3443 cam_fill_ataio(&ccb->ataio, 3444 0, 3445 adadone, 3446 CAM_DIR_NONE | flags, 3447 0, 3448 NULL, 3449 0, 3450 ada_default_timeout*1000); 3451 ata_28bit_cmd(&ccb->ataio, cmd, 0, 0, 0); 3452 3453 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3454 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3455 softc->disk->d_devstat); 3456 if (error != 0) 3457 xpt_print(periph->path, "Spin-down disk failed\n"); 3458 xpt_release_ccb(ccb); 3459 cam_periph_unlock(periph); 3460 } 3461 } 3462 3463 static void 3464 adashutdown(void *arg, int howto) 3465 { 3466 3467 adaflush(); 3468 if (ada_spindown_shutdown != 0 && 3469 (howto & (RB_HALT | RB_POWEROFF)) != 0) 3470 adaspindown(ATA_STANDBY_IMMEDIATE, 0); 3471 } 3472 3473 static void 3474 adasuspend(void *arg) 3475 { 3476 3477 adaflush(); 3478 if (ada_spindown_suspend != 0) 3479 adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 3480 } 3481 3482 static void 3483 adaresume(void *arg) 3484 { 3485 struct cam_periph *periph; 3486 struct ada_softc *softc; 3487 3488 if (ada_spindown_suspend == 0) 3489 return; 3490 3491 CAM_PERIPH_FOREACH(periph, &adadriver) { 3492 cam_periph_lock(periph); 3493 softc = (struct ada_softc *)periph->softc; 3494 /* 3495 * We only spin-down the drive if it is capable of it.. 3496 */ 3497 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3498 cam_periph_unlock(periph); 3499 continue; 3500 } 3501 3502 if (bootverbose) 3503 xpt_print(periph->path, "resume\n"); 3504 3505 /* 3506 * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 3507 * sleep request. 3508 */ 3509 cam_release_devq(periph->path, 3510 /*relsim_flags*/0, 3511 /*openings*/0, 3512 /*timeout*/0, 3513 /*getcount_only*/0); 3514 3515 cam_periph_unlock(periph); 3516 } 3517 } 3518 3519 #endif /* _KERNEL */ 3520