1 /*- 2 * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27 #include <sys/cdefs.h> 28 __FBSDID("$FreeBSD$"); 29 30 #include "opt_ada.h" 31 32 #include <sys/param.h> 33 34 #ifdef _KERNEL 35 #include <sys/systm.h> 36 #include <sys/kernel.h> 37 #include <sys/bio.h> 38 #include <sys/sysctl.h> 39 #include <sys/taskqueue.h> 40 #include <sys/lock.h> 41 #include <sys/mutex.h> 42 #include <sys/conf.h> 43 #include <sys/devicestat.h> 44 #include <sys/eventhandler.h> 45 #include <sys/malloc.h> 46 #include <sys/endian.h> 47 #include <sys/cons.h> 48 #include <sys/proc.h> 49 #include <sys/reboot.h> 50 #include <sys/sbuf.h> 51 #include <geom/geom_disk.h> 52 #endif /* _KERNEL */ 53 54 #ifndef _KERNEL 55 #include <stdio.h> 56 #include <string.h> 57 #endif /* _KERNEL */ 58 59 #include <cam/cam.h> 60 #include <cam/cam_ccb.h> 61 #include <cam/cam_periph.h> 62 #include <cam/cam_xpt_periph.h> 63 #include <cam/scsi/scsi_all.h> 64 #include <cam/scsi/scsi_da.h> 65 #include <cam/cam_sim.h> 66 #include <cam/cam_iosched.h> 67 68 #include <cam/ata/ata_all.h> 69 70 #include <machine/md_var.h> /* geometry translation */ 71 72 #ifdef _KERNEL 73 74 #define ATA_MAX_28BIT_LBA 268435455UL 75 76 extern int iosched_debug; 77 78 typedef enum { 79 ADA_STATE_RAHEAD, 80 ADA_STATE_WCACHE, 81 ADA_STATE_LOGDIR, 82 ADA_STATE_IDDIR, 83 ADA_STATE_SUP_CAP, 84 ADA_STATE_ZONE, 85 ADA_STATE_NORMAL 86 } ada_state; 87 88 typedef enum { 89 ADA_FLAG_CAN_48BIT = 0x00000002, 90 ADA_FLAG_CAN_FLUSHCACHE = 0x00000004, 91 ADA_FLAG_CAN_NCQ = 0x00000008, 92 ADA_FLAG_CAN_DMA = 0x00000010, 93 ADA_FLAG_NEED_OTAG = 0x00000020, 94 ADA_FLAG_WAS_OTAG = 0x00000040, 95 ADA_FLAG_CAN_TRIM = 0x00000080, 96 ADA_FLAG_OPEN = 0x00000100, 97 ADA_FLAG_SCTX_INIT = 0x00000200, 98 ADA_FLAG_CAN_CFA = 0x00000400, 99 ADA_FLAG_CAN_POWERMGT = 0x00000800, 100 ADA_FLAG_CAN_DMA48 = 0x00001000, 101 ADA_FLAG_CAN_LOG = 0x00002000, 102 ADA_FLAG_CAN_IDLOG = 0x00004000, 103 ADA_FLAG_CAN_SUPCAP = 0x00008000, 104 ADA_FLAG_CAN_ZONE = 0x00010000, 105 ADA_FLAG_CAN_WCACHE = 0x00020000, 106 ADA_FLAG_CAN_RAHEAD = 0x00040000, 107 ADA_FLAG_PROBED = 0x00080000, 108 ADA_FLAG_ANNOUNCED = 0x00100000, 109 ADA_FLAG_DIRTY = 0x00200000, 110 ADA_FLAG_CAN_NCQ_TRIM = 0x00400000, /* CAN_TRIM also set */ 111 ADA_FLAG_PIM_ATA_EXT = 0x00800000 112 } ada_flags; 113 114 typedef enum { 115 ADA_Q_NONE = 0x00, 116 ADA_Q_4K = 0x01, 117 ADA_Q_NCQ_TRIM_BROKEN = 0x02, 118 ADA_Q_LOG_BROKEN = 0x04, 119 ADA_Q_SMR_DM = 0x08 120 } ada_quirks; 121 122 #define ADA_Q_BIT_STRING \ 123 "\020" \ 124 "\0014K" \ 125 "\002NCQ_TRIM_BROKEN" \ 126 "\003LOG_BROKEN" \ 127 "\004SMR_DM" 128 129 typedef enum { 130 ADA_CCB_RAHEAD = 0x01, 131 ADA_CCB_WCACHE = 0x02, 132 ADA_CCB_BUFFER_IO = 0x03, 133 ADA_CCB_DUMP = 0x05, 134 ADA_CCB_TRIM = 0x06, 135 ADA_CCB_LOGDIR = 0x07, 136 ADA_CCB_IDDIR = 0x08, 137 ADA_CCB_SUP_CAP = 0x09, 138 ADA_CCB_ZONE = 0x0a, 139 ADA_CCB_TYPE_MASK = 0x0F, 140 } ada_ccb_state; 141 142 typedef enum { 143 ADA_ZONE_NONE = 0x00, 144 ADA_ZONE_DRIVE_MANAGED = 0x01, 145 ADA_ZONE_HOST_AWARE = 0x02, 146 ADA_ZONE_HOST_MANAGED = 0x03 147 } ada_zone_mode; 148 149 typedef enum { 150 ADA_ZONE_FLAG_RZ_SUP = 0x0001, 151 ADA_ZONE_FLAG_OPEN_SUP = 0x0002, 152 ADA_ZONE_FLAG_CLOSE_SUP = 0x0004, 153 ADA_ZONE_FLAG_FINISH_SUP = 0x0008, 154 ADA_ZONE_FLAG_RWP_SUP = 0x0010, 155 ADA_ZONE_FLAG_SUP_MASK = (ADA_ZONE_FLAG_RZ_SUP | 156 ADA_ZONE_FLAG_OPEN_SUP | 157 ADA_ZONE_FLAG_CLOSE_SUP | 158 ADA_ZONE_FLAG_FINISH_SUP | 159 ADA_ZONE_FLAG_RWP_SUP), 160 ADA_ZONE_FLAG_URSWRZ = 0x0020, 161 ADA_ZONE_FLAG_OPT_SEQ_SET = 0x0040, 162 ADA_ZONE_FLAG_OPT_NONSEQ_SET = 0x0080, 163 ADA_ZONE_FLAG_MAX_SEQ_SET = 0x0100, 164 ADA_ZONE_FLAG_SET_MASK = (ADA_ZONE_FLAG_OPT_SEQ_SET | 165 ADA_ZONE_FLAG_OPT_NONSEQ_SET | 166 ADA_ZONE_FLAG_MAX_SEQ_SET) 167 } ada_zone_flags; 168 169 static struct ada_zone_desc { 170 ada_zone_flags value; 171 const char *desc; 172 } ada_zone_desc_table[] = { 173 {ADA_ZONE_FLAG_RZ_SUP, "Report Zones" }, 174 {ADA_ZONE_FLAG_OPEN_SUP, "Open" }, 175 {ADA_ZONE_FLAG_CLOSE_SUP, "Close" }, 176 {ADA_ZONE_FLAG_FINISH_SUP, "Finish" }, 177 {ADA_ZONE_FLAG_RWP_SUP, "Reset Write Pointer" }, 178 }; 179 180 181 /* Offsets into our private area for storing information */ 182 #define ccb_state ppriv_field0 183 #define ccb_bp ppriv_ptr1 184 185 typedef enum { 186 ADA_DELETE_NONE, 187 ADA_DELETE_DISABLE, 188 ADA_DELETE_CFA_ERASE, 189 ADA_DELETE_DSM_TRIM, 190 ADA_DELETE_NCQ_DSM_TRIM, 191 ADA_DELETE_MIN = ADA_DELETE_CFA_ERASE, 192 ADA_DELETE_MAX = ADA_DELETE_NCQ_DSM_TRIM, 193 } ada_delete_methods; 194 195 static const char *ada_delete_method_names[] = 196 { "NONE", "DISABLE", "CFA_ERASE", "DSM_TRIM", "NCQ_DSM_TRIM" }; 197 #if 0 198 static const char *ada_delete_method_desc[] = 199 { "NONE", "DISABLED", "CFA Erase", "DSM Trim", "DSM Trim via NCQ" }; 200 #endif 201 202 struct disk_params { 203 u_int8_t heads; 204 u_int8_t secs_per_track; 205 u_int32_t cylinders; 206 u_int32_t secsize; /* Number of bytes/logical sector */ 207 u_int64_t sectors; /* Total number sectors */ 208 }; 209 210 #define TRIM_MAX_BLOCKS 8 211 #define TRIM_MAX_RANGES (TRIM_MAX_BLOCKS * ATA_DSM_BLK_RANGES) 212 struct trim_request { 213 uint8_t data[TRIM_MAX_RANGES * ATA_DSM_RANGE_SIZE]; 214 TAILQ_HEAD(, bio) bps; 215 }; 216 217 struct ada_softc { 218 struct cam_iosched_softc *cam_iosched; 219 int outstanding_cmds; /* Number of active commands */ 220 int refcount; /* Active xpt_action() calls */ 221 ada_state state; 222 ada_flags flags; 223 ada_zone_mode zone_mode; 224 ada_zone_flags zone_flags; 225 struct ata_gp_log_dir ata_logdir; 226 int valid_logdir_len; 227 struct ata_identify_log_pages ata_iddir; 228 int valid_iddir_len; 229 uint64_t optimal_seq_zones; 230 uint64_t optimal_nonseq_zones; 231 uint64_t max_seq_zones; 232 ada_quirks quirks; 233 ada_delete_methods delete_method; 234 int trim_max_ranges; 235 int read_ahead; 236 int write_cache; 237 int unmappedio; 238 int rotating; 239 #ifdef ADA_TEST_FAILURE 240 int force_read_error; 241 int force_write_error; 242 int periodic_read_error; 243 int periodic_read_count; 244 #endif 245 struct disk_params params; 246 struct disk *disk; 247 struct task sysctl_task; 248 struct sysctl_ctx_list sysctl_ctx; 249 struct sysctl_oid *sysctl_tree; 250 struct callout sendordered_c; 251 struct trim_request trim_req; 252 #ifdef CAM_IO_STATS 253 struct sysctl_ctx_list sysctl_stats_ctx; 254 struct sysctl_oid *sysctl_stats_tree; 255 u_int timeouts; 256 u_int errors; 257 u_int invalidations; 258 #endif 259 }; 260 261 struct ada_quirk_entry { 262 struct scsi_inquiry_pattern inq_pat; 263 ada_quirks quirks; 264 }; 265 266 static struct ada_quirk_entry ada_quirk_table[] = 267 { 268 { 269 /* Hitachi Advanced Format (4k) drives */ 270 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Hitachi H??????????E3*", "*" }, 271 /*quirks*/ADA_Q_4K 272 }, 273 { 274 /* Samsung Advanced Format (4k) drives */ 275 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD155UI*", "*" }, 276 /*quirks*/ADA_Q_4K 277 }, 278 { 279 /* Samsung Advanced Format (4k) drives */ 280 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD204UI*", "*" }, 281 /*quirks*/ADA_Q_4K 282 }, 283 { 284 /* Seagate Barracuda Green Advanced Format (4k) drives */ 285 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DL*", "*" }, 286 /*quirks*/ADA_Q_4K 287 }, 288 { 289 /* Seagate Barracuda Advanced Format (4k) drives */ 290 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???DM*", "*" }, 291 /*quirks*/ADA_Q_4K 292 }, 293 { 294 /* Seagate Barracuda Advanced Format (4k) drives */ 295 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DM*", "*" }, 296 /*quirks*/ADA_Q_4K 297 }, 298 { 299 /* Seagate Momentus Advanced Format (4k) drives */ 300 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500423AS*", "*" }, 301 /*quirks*/ADA_Q_4K 302 }, 303 { 304 /* Seagate Momentus Advanced Format (4k) drives */ 305 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500424AS*", "*" }, 306 /*quirks*/ADA_Q_4K 307 }, 308 { 309 /* Seagate Momentus Advanced Format (4k) drives */ 310 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640423AS*", "*" }, 311 /*quirks*/ADA_Q_4K 312 }, 313 { 314 /* Seagate Momentus Advanced Format (4k) drives */ 315 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640424AS*", "*" }, 316 /*quirks*/ADA_Q_4K 317 }, 318 { 319 /* Seagate Momentus Advanced Format (4k) drives */ 320 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750420AS*", "*" }, 321 /*quirks*/ADA_Q_4K 322 }, 323 { 324 /* Seagate Momentus Advanced Format (4k) drives */ 325 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750422AS*", "*" }, 326 /*quirks*/ADA_Q_4K 327 }, 328 { 329 /* Seagate Momentus Advanced Format (4k) drives */ 330 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750423AS*", "*" }, 331 /*quirks*/ADA_Q_4K 332 }, 333 { 334 /* Seagate Momentus Thin Advanced Format (4k) drives */ 335 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???LT*", "*" }, 336 /*quirks*/ADA_Q_4K 337 }, 338 { 339 /* WDC Caviar Red Advanced Format (4k) drives */ 340 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????CX*", "*" }, 341 /*quirks*/ADA_Q_4K 342 }, 343 { 344 /* WDC Caviar Green Advanced Format (4k) drives */ 345 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RS*", "*" }, 346 /*quirks*/ADA_Q_4K 347 }, 348 { 349 /* WDC Caviar Green/Red Advanced Format (4k) drives */ 350 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RX*", "*" }, 351 /*quirks*/ADA_Q_4K 352 }, 353 { 354 /* WDC Caviar Red Advanced Format (4k) drives */ 355 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????CX*", "*" }, 356 /*quirks*/ADA_Q_4K 357 }, 358 { 359 /* WDC Caviar Black Advanced Format (4k) drives */ 360 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????EX*", "*" }, 361 /*quirks*/ADA_Q_4K 362 }, 363 { 364 /* WDC Caviar Green Advanced Format (4k) drives */ 365 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RS*", "*" }, 366 /*quirks*/ADA_Q_4K 367 }, 368 { 369 /* WDC Caviar Green Advanced Format (4k) drives */ 370 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RX*", "*" }, 371 /*quirks*/ADA_Q_4K 372 }, 373 { 374 /* WDC Scorpio Black Advanced Format (4k) drives */ 375 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PKT*", "*" }, 376 /*quirks*/ADA_Q_4K 377 }, 378 { 379 /* WDC Scorpio Black Advanced Format (4k) drives */ 380 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PKT*", "*" }, 381 /*quirks*/ADA_Q_4K 382 }, 383 { 384 /* WDC Scorpio Blue Advanced Format (4k) drives */ 385 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PVT*", "*" }, 386 /*quirks*/ADA_Q_4K 387 }, 388 { 389 /* WDC Scorpio Blue Advanced Format (4k) drives */ 390 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PVT*", "*" }, 391 /*quirks*/ADA_Q_4K 392 }, 393 /* SSDs */ 394 { 395 /* 396 * Corsair Force 2 SSDs 397 * 4k optimised & trim only works in 4k requests + 4k aligned 398 */ 399 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair CSSD-F*", "*" }, 400 /*quirks*/ADA_Q_4K 401 }, 402 { 403 /* 404 * Corsair Force 3 SSDs 405 * 4k optimised & trim only works in 4k requests + 4k aligned 406 */ 407 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force 3*", "*" }, 408 /*quirks*/ADA_Q_4K 409 }, 410 { 411 /* 412 * Corsair Neutron GTX SSDs 413 * 4k optimised & trim only works in 4k requests + 4k aligned 414 */ 415 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 416 /*quirks*/ADA_Q_4K 417 }, 418 { 419 /* 420 * Corsair Force GT & GS SSDs 421 * 4k optimised & trim only works in 4k requests + 4k aligned 422 */ 423 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force G*", "*" }, 424 /*quirks*/ADA_Q_4K 425 }, 426 { 427 /* 428 * Crucial M4 SSDs 429 * 4k optimised & trim only works in 4k requests + 4k aligned 430 */ 431 { T_DIRECT, SIP_MEDIA_FIXED, "*", "M4-CT???M4SSD2*", "*" }, 432 /*quirks*/ADA_Q_4K 433 }, 434 { 435 /* 436 * Crucial M500 SSDs MU07 firmware 437 * NCQ Trim works 438 */ 439 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "MU07" }, 440 /*quirks*/0 441 }, 442 { 443 /* 444 * Crucial M500 SSDs all other firmware 445 * NCQ Trim doesn't work 446 */ 447 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "*" }, 448 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 449 }, 450 { 451 /* 452 * Crucial M550 SSDs 453 * NCQ Trim doesn't work, but only on MU01 firmware 454 */ 455 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M550*", "MU01" }, 456 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 457 }, 458 { 459 /* 460 * Crucial MX100 SSDs 461 * NCQ Trim doesn't work, but only on MU01 firmware 462 */ 463 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*MX100*", "MU01" }, 464 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 465 }, 466 { 467 /* 468 * Crucial RealSSD C300 SSDs 469 * 4k optimised 470 */ 471 { T_DIRECT, SIP_MEDIA_FIXED, "*", "C300-CTFDDAC???MAG*", 472 "*" }, /*quirks*/ADA_Q_4K 473 }, 474 { 475 /* 476 * FCCT M500 SSDs 477 * NCQ Trim doesn't work 478 */ 479 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FCCT*M500*", "*" }, 480 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 481 }, 482 { 483 /* 484 * Intel 320 Series SSDs 485 * 4k optimised & trim only works in 4k requests + 4k aligned 486 */ 487 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2CW*", "*" }, 488 /*quirks*/ADA_Q_4K 489 }, 490 { 491 /* 492 * Intel 330 Series SSDs 493 * 4k optimised & trim only works in 4k requests + 4k aligned 494 */ 495 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2CT*", "*" }, 496 /*quirks*/ADA_Q_4K 497 }, 498 { 499 /* 500 * Intel 510 Series SSDs 501 * 4k optimised & trim only works in 4k requests + 4k aligned 502 */ 503 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2MH*", "*" }, 504 /*quirks*/ADA_Q_4K 505 }, 506 { 507 /* 508 * Intel 520 Series SSDs 509 * 4k optimised & trim only works in 4k requests + 4k aligned 510 */ 511 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BW*", "*" }, 512 /*quirks*/ADA_Q_4K 513 }, 514 { 515 /* 516 * Intel X25-M Series SSDs 517 * 4k optimised & trim only works in 4k requests + 4k aligned 518 */ 519 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2M*", "*" }, 520 /*quirks*/ADA_Q_4K 521 }, 522 { 523 /* 524 * Kingston E100 Series SSDs 525 * 4k optimised & trim only works in 4k requests + 4k aligned 526 */ 527 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SE100S3*", "*" }, 528 /*quirks*/ADA_Q_4K 529 }, 530 { 531 /* 532 * Kingston HyperX 3k SSDs 533 * 4k optimised & trim only works in 4k requests + 4k aligned 534 */ 535 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SH103S3*", "*" }, 536 /*quirks*/ADA_Q_4K 537 }, 538 { 539 /* 540 * Marvell SSDs (entry taken from OpenSolaris) 541 * 4k optimised & trim only works in 4k requests + 4k aligned 542 */ 543 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MARVELL SD88SA02*", "*" }, 544 /*quirks*/ADA_Q_4K 545 }, 546 { 547 /* 548 * Micron M500 SSDs firmware MU07 549 * NCQ Trim works? 550 */ 551 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "MU07" }, 552 /*quirks*/0 553 }, 554 { 555 /* 556 * Micron M500 SSDs all other firmware 557 * NCQ Trim doesn't work 558 */ 559 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "*" }, 560 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 561 }, 562 { 563 /* 564 * Micron M5[15]0 SSDs 565 * NCQ Trim doesn't work, but only MU01 firmware 566 */ 567 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M5[15]0*", "MU01" }, 568 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 569 }, 570 { 571 /* 572 * OCZ Agility 2 SSDs 573 * 4k optimised & trim only works in 4k requests + 4k aligned 574 */ 575 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 576 /*quirks*/ADA_Q_4K 577 }, 578 { 579 /* 580 * OCZ Agility 3 SSDs 581 * 4k optimised & trim only works in 4k requests + 4k aligned 582 */ 583 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY3*", "*" }, 584 /*quirks*/ADA_Q_4K 585 }, 586 { 587 /* 588 * OCZ Deneva R Series SSDs 589 * 4k optimised & trim only works in 4k requests + 4k aligned 590 */ 591 { T_DIRECT, SIP_MEDIA_FIXED, "*", "DENRSTE251M45*", "*" }, 592 /*quirks*/ADA_Q_4K 593 }, 594 { 595 /* 596 * OCZ Vertex 2 SSDs (inc pro series) 597 * 4k optimised & trim only works in 4k requests + 4k aligned 598 */ 599 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ?VERTEX2*", "*" }, 600 /*quirks*/ADA_Q_4K 601 }, 602 { 603 /* 604 * OCZ Vertex 3 SSDs 605 * 4k optimised & trim only works in 4k requests + 4k aligned 606 */ 607 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX3*", "*" }, 608 /*quirks*/ADA_Q_4K 609 }, 610 { 611 /* 612 * OCZ Vertex 4 SSDs 613 * 4k optimised & trim only works in 4k requests + 4k aligned 614 */ 615 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX4*", "*" }, 616 /*quirks*/ADA_Q_4K 617 }, 618 { 619 /* 620 * Samsung 830 Series SSDs 621 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 622 */ 623 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD 830 Series*", "*" }, 624 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 625 }, 626 { 627 /* 628 * Samsung 840 SSDs 629 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 630 */ 631 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 840*", "*" }, 632 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 633 }, 634 { 635 /* 636 * Samsung 850 SSDs 637 * 4k optimised, NCQ TRIM broken (normal TRIM fine) 638 */ 639 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 850*", "*" }, 640 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 641 }, 642 { 643 /* 644 * Samsung SM863 Series SSDs (MZ7KM*) 645 * 4k optimised, NCQ believed to be working 646 */ 647 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7KM*", "*" }, 648 /*quirks*/ADA_Q_4K 649 }, 650 { 651 /* 652 * Samsung 843T Series SSDs (MZ7WD*) 653 * Samsung PM851 Series SSDs (MZ7TE*) 654 * Samsung PM853T Series SSDs (MZ7GE*) 655 * 4k optimised, NCQ believed to be broken since these are 656 * appear to be built with the same controllers as the 840/850. 657 */ 658 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7*", "*" }, 659 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 660 }, 661 { 662 /* 663 * Samsung PM851 Series SSDs Dell OEM 664 * device model "SAMSUNG SSD PM851 mSATA 256GB" 665 * 4k optimised, NCQ broken 666 */ 667 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD PM851*", "*" }, 668 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 669 }, 670 { 671 /* 672 * SuperTalent TeraDrive CT SSDs 673 * 4k optimised & trim only works in 4k requests + 4k aligned 674 */ 675 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FTM??CT25H*", "*" }, 676 /*quirks*/ADA_Q_4K 677 }, 678 { 679 /* 680 * XceedIOPS SATA SSDs 681 * 4k optimised 682 */ 683 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SG9XCS2D*", "*" }, 684 /*quirks*/ADA_Q_4K 685 }, 686 { 687 /* 688 * Samsung drive that doesn't support READ LOG EXT or 689 * READ LOG DMA EXT, despite reporting that it does in 690 * ATA identify data: 691 * SAMSUNG HD200HJ KF100-06 692 */ 693 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD200*", "*" }, 694 /*quirks*/ADA_Q_LOG_BROKEN 695 }, 696 { 697 /* 698 * Samsung drive that doesn't support READ LOG EXT or 699 * READ LOG DMA EXT, despite reporting that it does in 700 * ATA identify data: 701 * SAMSUNG HD501LJ CR100-10 702 */ 703 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD501*", "*" }, 704 /*quirks*/ADA_Q_LOG_BROKEN 705 }, 706 { 707 /* 708 * Seagate Lamarr 8TB Shingled Magnetic Recording (SMR) 709 * Drive Managed SATA hard drive. This drive doesn't report 710 * in firmware that it is a drive managed SMR drive. 711 */ 712 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST8000AS0002*", "*" }, 713 /*quirks*/ADA_Q_SMR_DM 714 }, 715 { 716 /* Default */ 717 { 718 T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 719 /*vendor*/"*", /*product*/"*", /*revision*/"*" 720 }, 721 /*quirks*/0 722 }, 723 }; 724 725 static disk_strategy_t adastrategy; 726 static dumper_t adadump; 727 static periph_init_t adainit; 728 static void adadiskgonecb(struct disk *dp); 729 static periph_oninv_t adaoninvalidate; 730 static periph_dtor_t adacleanup; 731 static void adaasync(void *callback_arg, u_int32_t code, 732 struct cam_path *path, void *arg); 733 static int adazonemodesysctl(SYSCTL_HANDLER_ARGS); 734 static int adazonesupsysctl(SYSCTL_HANDLER_ARGS); 735 static void adasysctlinit(void *context, int pending); 736 static int adagetattr(struct bio *bp); 737 static void adasetflags(struct ada_softc *softc, 738 struct ccb_getdev *cgd); 739 static periph_ctor_t adaregister; 740 static void ada_dsmtrim(struct ada_softc *softc, struct bio *bp, 741 struct ccb_ataio *ataio); 742 static void ada_cfaerase(struct ada_softc *softc, struct bio *bp, 743 struct ccb_ataio *ataio); 744 static int ada_zone_bio_to_ata(int disk_zone_cmd); 745 static int ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, 746 struct bio *bp, int *queue_ccb); 747 static periph_start_t adastart; 748 static void adaprobedone(struct cam_periph *periph, union ccb *ccb); 749 static void adazonedone(struct cam_periph *periph, union ccb *ccb); 750 static void adadone(struct cam_periph *periph, 751 union ccb *done_ccb); 752 static int adaerror(union ccb *ccb, u_int32_t cam_flags, 753 u_int32_t sense_flags); 754 static void adagetparams(struct cam_periph *periph, 755 struct ccb_getdev *cgd); 756 static timeout_t adasendorderedtag; 757 static void adashutdown(void *arg, int howto); 758 static void adasuspend(void *arg); 759 static void adaresume(void *arg); 760 761 #ifndef ADA_DEFAULT_LEGACY_ALIASES 762 #define ADA_DEFAULT_LEGACY_ALIASES 1 763 #endif 764 765 #ifndef ADA_DEFAULT_TIMEOUT 766 #define ADA_DEFAULT_TIMEOUT 30 /* Timeout in seconds */ 767 #endif 768 769 #ifndef ADA_DEFAULT_RETRY 770 #define ADA_DEFAULT_RETRY 4 771 #endif 772 773 #ifndef ADA_DEFAULT_SEND_ORDERED 774 #define ADA_DEFAULT_SEND_ORDERED 1 775 #endif 776 777 #ifndef ADA_DEFAULT_SPINDOWN_SHUTDOWN 778 #define ADA_DEFAULT_SPINDOWN_SHUTDOWN 1 779 #endif 780 781 #ifndef ADA_DEFAULT_SPINDOWN_SUSPEND 782 #define ADA_DEFAULT_SPINDOWN_SUSPEND 1 783 #endif 784 785 #ifndef ADA_DEFAULT_READ_AHEAD 786 #define ADA_DEFAULT_READ_AHEAD 1 787 #endif 788 789 #ifndef ADA_DEFAULT_WRITE_CACHE 790 #define ADA_DEFAULT_WRITE_CACHE 1 791 #endif 792 793 #define ADA_RA (softc->read_ahead >= 0 ? \ 794 softc->read_ahead : ada_read_ahead) 795 #define ADA_WC (softc->write_cache >= 0 ? \ 796 softc->write_cache : ada_write_cache) 797 798 /* 799 * Most platforms map firmware geometry to actual, but some don't. If 800 * not overridden, default to nothing. 801 */ 802 #ifndef ata_disk_firmware_geom_adjust 803 #define ata_disk_firmware_geom_adjust(disk) 804 #endif 805 806 static int ada_retry_count = ADA_DEFAULT_RETRY; 807 static int ada_default_timeout = ADA_DEFAULT_TIMEOUT; 808 static int ada_send_ordered = ADA_DEFAULT_SEND_ORDERED; 809 static int ada_spindown_shutdown = ADA_DEFAULT_SPINDOWN_SHUTDOWN; 810 static int ada_spindown_suspend = ADA_DEFAULT_SPINDOWN_SUSPEND; 811 static int ada_read_ahead = ADA_DEFAULT_READ_AHEAD; 812 static int ada_write_cache = ADA_DEFAULT_WRITE_CACHE; 813 814 static SYSCTL_NODE(_kern_cam, OID_AUTO, ada, CTLFLAG_RD, 0, 815 "CAM Direct Access Disk driver"); 816 SYSCTL_INT(_kern_cam_ada, OID_AUTO, retry_count, CTLFLAG_RWTUN, 817 &ada_retry_count, 0, "Normal I/O retry count"); 818 SYSCTL_INT(_kern_cam_ada, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 819 &ada_default_timeout, 0, "Normal I/O timeout (in seconds)"); 820 SYSCTL_INT(_kern_cam_ada, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 821 &ada_send_ordered, 0, "Send Ordered Tags"); 822 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_shutdown, CTLFLAG_RWTUN, 823 &ada_spindown_shutdown, 0, "Spin down upon shutdown"); 824 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_suspend, CTLFLAG_RWTUN, 825 &ada_spindown_suspend, 0, "Spin down upon suspend"); 826 SYSCTL_INT(_kern_cam_ada, OID_AUTO, read_ahead, CTLFLAG_RWTUN, 827 &ada_read_ahead, 0, "Enable disk read-ahead"); 828 SYSCTL_INT(_kern_cam_ada, OID_AUTO, write_cache, CTLFLAG_RWTUN, 829 &ada_write_cache, 0, "Enable disk write cache"); 830 831 /* 832 * ADA_ORDEREDTAG_INTERVAL determines how often, relative 833 * to the default timeout, we check to see whether an ordered 834 * tagged transaction is appropriate to prevent simple tag 835 * starvation. Since we'd like to ensure that there is at least 836 * 1/2 of the timeout length left for a starved transaction to 837 * complete after we've sent an ordered tag, we must poll at least 838 * four times in every timeout period. This takes care of the worst 839 * case where a starved transaction starts during an interval that 840 * meets the requirement "don't send an ordered tag" test so it takes 841 * us two intervals to determine that a tag must be sent. 842 */ 843 #ifndef ADA_ORDEREDTAG_INTERVAL 844 #define ADA_ORDEREDTAG_INTERVAL 4 845 #endif 846 847 static struct periph_driver adadriver = 848 { 849 adainit, "ada", 850 TAILQ_HEAD_INITIALIZER(adadriver.units), /* generation */ 0 851 }; 852 853 static int adadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 854 855 PERIPHDRIVER_DECLARE(ada, adadriver); 856 857 static MALLOC_DEFINE(M_ATADA, "ata_da", "ata_da buffers"); 858 859 static int 860 adaopen(struct disk *dp) 861 { 862 struct cam_periph *periph; 863 struct ada_softc *softc; 864 int error; 865 866 periph = (struct cam_periph *)dp->d_drv1; 867 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 868 return(ENXIO); 869 } 870 871 cam_periph_lock(periph); 872 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 873 cam_periph_unlock(periph); 874 cam_periph_release(periph); 875 return (error); 876 } 877 878 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 879 ("adaopen\n")); 880 881 softc = (struct ada_softc *)periph->softc; 882 softc->flags |= ADA_FLAG_OPEN; 883 884 cam_periph_unhold(periph); 885 cam_periph_unlock(periph); 886 return (0); 887 } 888 889 static int 890 adaclose(struct disk *dp) 891 { 892 struct cam_periph *periph; 893 struct ada_softc *softc; 894 union ccb *ccb; 895 int error; 896 897 periph = (struct cam_periph *)dp->d_drv1; 898 softc = (struct ada_softc *)periph->softc; 899 cam_periph_lock(periph); 900 901 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 902 ("adaclose\n")); 903 904 /* We only sync the cache if the drive is capable of it. */ 905 if ((softc->flags & ADA_FLAG_DIRTY) != 0 && 906 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) != 0 && 907 (periph->flags & CAM_PERIPH_INVALID) == 0 && 908 cam_periph_hold(periph, PRIBIO) == 0) { 909 910 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 911 cam_fill_ataio(&ccb->ataio, 912 1, 913 adadone, 914 CAM_DIR_NONE, 915 0, 916 NULL, 917 0, 918 ada_default_timeout*1000); 919 920 if (softc->flags & ADA_FLAG_CAN_48BIT) 921 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 922 else 923 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 924 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 925 /*sense_flags*/0, softc->disk->d_devstat); 926 927 if (error != 0) 928 xpt_print(periph->path, "Synchronize cache failed\n"); 929 else 930 softc->flags &= ~ADA_FLAG_DIRTY; 931 xpt_release_ccb(ccb); 932 cam_periph_unhold(periph); 933 } 934 935 softc->flags &= ~ADA_FLAG_OPEN; 936 937 while (softc->refcount != 0) 938 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "adaclose", 1); 939 cam_periph_unlock(periph); 940 cam_periph_release(periph); 941 return (0); 942 } 943 944 static void 945 adaschedule(struct cam_periph *periph) 946 { 947 struct ada_softc *softc = (struct ada_softc *)periph->softc; 948 949 if (softc->state != ADA_STATE_NORMAL) 950 return; 951 952 cam_iosched_schedule(softc->cam_iosched, periph); 953 } 954 955 /* 956 * Actually translate the requested transfer into one the physical driver 957 * can understand. The transfer is described by a buf and will include 958 * only one physical transfer. 959 */ 960 static void 961 adastrategy(struct bio *bp) 962 { 963 struct cam_periph *periph; 964 struct ada_softc *softc; 965 966 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 967 softc = (struct ada_softc *)periph->softc; 968 969 cam_periph_lock(periph); 970 971 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastrategy(%p)\n", bp)); 972 973 /* 974 * If the device has been made invalid, error out 975 */ 976 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 977 cam_periph_unlock(periph); 978 biofinish(bp, NULL, ENXIO); 979 return; 980 } 981 982 /* 983 * Zone commands must be ordered, because they can depend on the 984 * effects of previously issued commands, and they may affect 985 * commands after them. 986 */ 987 if (bp->bio_cmd == BIO_ZONE) 988 bp->bio_flags |= BIO_ORDERED; 989 990 /* 991 * Place it in the queue of disk activities for this disk 992 */ 993 cam_iosched_queue_work(softc->cam_iosched, bp); 994 995 /* 996 * Schedule ourselves for performing the work. 997 */ 998 adaschedule(periph); 999 cam_periph_unlock(periph); 1000 1001 return; 1002 } 1003 1004 static int 1005 adadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1006 { 1007 struct cam_periph *periph; 1008 struct ada_softc *softc; 1009 u_int secsize; 1010 union ccb ccb; 1011 struct disk *dp; 1012 uint64_t lba; 1013 uint16_t count; 1014 int error = 0; 1015 1016 dp = arg; 1017 periph = dp->d_drv1; 1018 softc = (struct ada_softc *)periph->softc; 1019 cam_periph_lock(periph); 1020 secsize = softc->params.secsize; 1021 lba = offset / secsize; 1022 count = length / secsize; 1023 1024 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1025 cam_periph_unlock(periph); 1026 return (ENXIO); 1027 } 1028 1029 if (length > 0) { 1030 xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1031 ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 1032 cam_fill_ataio(&ccb.ataio, 1033 0, 1034 adadone, 1035 CAM_DIR_OUT, 1036 0, 1037 (u_int8_t *) virtual, 1038 length, 1039 ada_default_timeout*1000); 1040 if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1041 (lba + count >= ATA_MAX_28BIT_LBA || 1042 count >= 256)) { 1043 ata_48bit_cmd(&ccb.ataio, ATA_WRITE_DMA48, 1044 0, lba, count); 1045 } else { 1046 ata_28bit_cmd(&ccb.ataio, ATA_WRITE_DMA, 1047 0, lba, count); 1048 } 1049 xpt_polled_action(&ccb); 1050 1051 error = cam_periph_error(&ccb, 1052 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1053 if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 1054 cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 1055 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1056 if (error != 0) 1057 printf("Aborting dump due to I/O error.\n"); 1058 1059 cam_periph_unlock(periph); 1060 return (error); 1061 } 1062 1063 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 1064 xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1065 1066 /* 1067 * Tell the drive to flush its internal cache. if we 1068 * can't flush in 5s we have big problems. No need to 1069 * wait the default 60s to detect problems. 1070 */ 1071 ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 1072 cam_fill_ataio(&ccb.ataio, 1073 0, 1074 adadone, 1075 CAM_DIR_NONE, 1076 0, 1077 NULL, 1078 0, 1079 5*1000); 1080 1081 if (softc->flags & ADA_FLAG_CAN_48BIT) 1082 ata_48bit_cmd(&ccb.ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1083 else 1084 ata_28bit_cmd(&ccb.ataio, ATA_FLUSHCACHE, 0, 0, 0); 1085 xpt_polled_action(&ccb); 1086 1087 error = cam_periph_error(&ccb, 1088 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1089 if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 1090 cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 1091 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1092 if (error != 0) 1093 xpt_print(periph->path, "Synchronize cache failed\n"); 1094 } 1095 cam_periph_unlock(periph); 1096 return (error); 1097 } 1098 1099 static void 1100 adainit(void) 1101 { 1102 cam_status status; 1103 1104 /* 1105 * Install a global async callback. This callback will 1106 * receive async callbacks like "new device found". 1107 */ 1108 status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 1109 1110 if (status != CAM_REQ_CMP) { 1111 printf("ada: Failed to attach master async callback " 1112 "due to status 0x%x!\n", status); 1113 } else if (ada_send_ordered) { 1114 1115 /* Register our event handlers */ 1116 if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 1117 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1118 printf("adainit: power event registration failed!\n"); 1119 if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 1120 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1121 printf("adainit: power event registration failed!\n"); 1122 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 1123 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1124 printf("adainit: shutdown event registration failed!\n"); 1125 } 1126 } 1127 1128 /* 1129 * Callback from GEOM, called when it has finished cleaning up its 1130 * resources. 1131 */ 1132 static void 1133 adadiskgonecb(struct disk *dp) 1134 { 1135 struct cam_periph *periph; 1136 1137 periph = (struct cam_periph *)dp->d_drv1; 1138 1139 cam_periph_release(periph); 1140 } 1141 1142 static void 1143 adaoninvalidate(struct cam_periph *periph) 1144 { 1145 struct ada_softc *softc; 1146 1147 softc = (struct ada_softc *)periph->softc; 1148 1149 /* 1150 * De-register any async callbacks. 1151 */ 1152 xpt_register_async(0, adaasync, periph, periph->path); 1153 #ifdef CAM_IO_STATS 1154 softc->invalidations++; 1155 #endif 1156 1157 /* 1158 * Return all queued I/O with ENXIO. 1159 * XXX Handle any transactions queued to the card 1160 * with XPT_ABORT_CCB. 1161 */ 1162 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO); 1163 1164 disk_gone(softc->disk); 1165 } 1166 1167 static void 1168 adacleanup(struct cam_periph *periph) 1169 { 1170 struct ada_softc *softc; 1171 1172 softc = (struct ada_softc *)periph->softc; 1173 1174 cam_periph_unlock(periph); 1175 1176 cam_iosched_fini(softc->cam_iosched); 1177 1178 /* 1179 * If we can't free the sysctl tree, oh well... 1180 */ 1181 if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0) { 1182 #ifdef CAM_IO_STATS 1183 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0) 1184 xpt_print(periph->path, 1185 "can't remove sysctl stats context\n"); 1186 #endif 1187 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0) 1188 xpt_print(periph->path, 1189 "can't remove sysctl context\n"); 1190 } 1191 1192 disk_destroy(softc->disk); 1193 callout_drain(&softc->sendordered_c); 1194 free(softc, M_DEVBUF); 1195 cam_periph_lock(periph); 1196 } 1197 1198 static void 1199 adasetdeletemethod(struct ada_softc *softc) 1200 { 1201 1202 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1203 softc->delete_method = ADA_DELETE_NCQ_DSM_TRIM; 1204 else if (softc->flags & ADA_FLAG_CAN_TRIM) 1205 softc->delete_method = ADA_DELETE_DSM_TRIM; 1206 else if ((softc->flags & ADA_FLAG_CAN_CFA) && !(softc->flags & ADA_FLAG_CAN_48BIT)) 1207 softc->delete_method = ADA_DELETE_CFA_ERASE; 1208 else 1209 softc->delete_method = ADA_DELETE_NONE; 1210 } 1211 1212 static void 1213 adaasync(void *callback_arg, u_int32_t code, 1214 struct cam_path *path, void *arg) 1215 { 1216 struct ccb_getdev cgd; 1217 struct cam_periph *periph; 1218 struct ada_softc *softc; 1219 1220 periph = (struct cam_periph *)callback_arg; 1221 switch (code) { 1222 case AC_FOUND_DEVICE: 1223 { 1224 struct ccb_getdev *cgd; 1225 cam_status status; 1226 1227 cgd = (struct ccb_getdev *)arg; 1228 if (cgd == NULL) 1229 break; 1230 1231 if (cgd->protocol != PROTO_ATA) 1232 break; 1233 1234 /* 1235 * Allocate a peripheral instance for 1236 * this device and start the probe 1237 * process. 1238 */ 1239 status = cam_periph_alloc(adaregister, adaoninvalidate, 1240 adacleanup, adastart, 1241 "ada", CAM_PERIPH_BIO, 1242 path, adaasync, 1243 AC_FOUND_DEVICE, cgd); 1244 1245 if (status != CAM_REQ_CMP 1246 && status != CAM_REQ_INPROG) 1247 printf("adaasync: Unable to attach to new device " 1248 "due to status 0x%x\n", status); 1249 break; 1250 } 1251 case AC_GETDEV_CHANGED: 1252 { 1253 softc = (struct ada_softc *)periph->softc; 1254 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1255 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1256 xpt_action((union ccb *)&cgd); 1257 1258 /* 1259 * Set/clear support flags based on the new Identify data. 1260 */ 1261 adasetflags(softc, &cgd); 1262 1263 cam_periph_async(periph, code, path, arg); 1264 break; 1265 } 1266 case AC_ADVINFO_CHANGED: 1267 { 1268 uintptr_t buftype; 1269 1270 buftype = (uintptr_t)arg; 1271 if (buftype == CDAI_TYPE_PHYS_PATH) { 1272 struct ada_softc *softc; 1273 1274 softc = periph->softc; 1275 disk_attr_changed(softc->disk, "GEOM::physpath", 1276 M_NOWAIT); 1277 } 1278 break; 1279 } 1280 case AC_SENT_BDR: 1281 case AC_BUS_RESET: 1282 { 1283 softc = (struct ada_softc *)periph->softc; 1284 cam_periph_async(periph, code, path, arg); 1285 if (softc->state != ADA_STATE_NORMAL) 1286 break; 1287 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1288 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1289 xpt_action((union ccb *)&cgd); 1290 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1291 softc->state = ADA_STATE_RAHEAD; 1292 else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1293 softc->state = ADA_STATE_WCACHE; 1294 else if ((softc->flags & ADA_FLAG_CAN_LOG) 1295 && (softc->zone_mode != ADA_ZONE_NONE)) 1296 softc->state = ADA_STATE_LOGDIR; 1297 else 1298 break; 1299 if (cam_periph_acquire(periph) != CAM_REQ_CMP) 1300 softc->state = ADA_STATE_NORMAL; 1301 else 1302 xpt_schedule(periph, CAM_PRIORITY_DEV); 1303 } 1304 default: 1305 cam_periph_async(periph, code, path, arg); 1306 break; 1307 } 1308 } 1309 1310 static int 1311 adazonemodesysctl(SYSCTL_HANDLER_ARGS) 1312 { 1313 char tmpbuf[40]; 1314 struct ada_softc *softc; 1315 int error; 1316 1317 softc = (struct ada_softc *)arg1; 1318 1319 switch (softc->zone_mode) { 1320 case ADA_ZONE_DRIVE_MANAGED: 1321 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed"); 1322 break; 1323 case ADA_ZONE_HOST_AWARE: 1324 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware"); 1325 break; 1326 case ADA_ZONE_HOST_MANAGED: 1327 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed"); 1328 break; 1329 case ADA_ZONE_NONE: 1330 default: 1331 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned"); 1332 break; 1333 } 1334 1335 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req); 1336 1337 return (error); 1338 } 1339 1340 static int 1341 adazonesupsysctl(SYSCTL_HANDLER_ARGS) 1342 { 1343 char tmpbuf[180]; 1344 struct ada_softc *softc; 1345 struct sbuf sb; 1346 int error, first; 1347 unsigned int i; 1348 1349 softc = (struct ada_softc *)arg1; 1350 1351 error = 0; 1352 first = 1; 1353 sbuf_new(&sb, tmpbuf, sizeof(tmpbuf), 0); 1354 1355 for (i = 0; i < sizeof(ada_zone_desc_table) / 1356 sizeof(ada_zone_desc_table[0]); i++) { 1357 if (softc->zone_flags & ada_zone_desc_table[i].value) { 1358 if (first == 0) 1359 sbuf_printf(&sb, ", "); 1360 else 1361 first = 0; 1362 sbuf_cat(&sb, ada_zone_desc_table[i].desc); 1363 } 1364 } 1365 1366 if (first == 1) 1367 sbuf_printf(&sb, "None"); 1368 1369 sbuf_finish(&sb); 1370 1371 error = sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req); 1372 1373 return (error); 1374 } 1375 1376 1377 static void 1378 adasysctlinit(void *context, int pending) 1379 { 1380 struct cam_periph *periph; 1381 struct ada_softc *softc; 1382 char tmpstr[80], tmpstr2[80]; 1383 1384 periph = (struct cam_periph *)context; 1385 1386 /* periph was held for us when this task was enqueued */ 1387 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1388 cam_periph_release(periph); 1389 return; 1390 } 1391 1392 softc = (struct ada_softc *)periph->softc; 1393 snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d",periph->unit_number); 1394 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1395 1396 sysctl_ctx_init(&softc->sysctl_ctx); 1397 softc->flags |= ADA_FLAG_SCTX_INIT; 1398 softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx, 1399 SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1400 CTLFLAG_RD, 0, tmpstr); 1401 if (softc->sysctl_tree == NULL) { 1402 printf("adasysctlinit: unable to allocate sysctl tree\n"); 1403 cam_periph_release(periph); 1404 return; 1405 } 1406 1407 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1408 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RW, 1409 softc, 0, adadeletemethodsysctl, "A", 1410 "BIO_DELETE execution method"); 1411 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1412 OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1413 &softc->read_ahead, 0, "Enable disk read ahead."); 1414 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1415 OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1416 &softc->write_cache, 0, "Enable disk write cache."); 1417 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1418 OID_AUTO, "unmapped_io", CTLFLAG_RD | CTLFLAG_MPSAFE, 1419 &softc->unmappedio, 0, "Unmapped I/O leaf"); 1420 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1421 OID_AUTO, "rotating", CTLFLAG_RD | CTLFLAG_MPSAFE, 1422 &softc->rotating, 0, "Rotating media"); 1423 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1424 OID_AUTO, "zone_mode", CTLTYPE_STRING | CTLFLAG_RD, 1425 softc, 0, adazonemodesysctl, "A", 1426 "Zone Mode"); 1427 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1428 OID_AUTO, "zone_support", CTLTYPE_STRING | CTLFLAG_RD, 1429 softc, 0, adazonesupsysctl, "A", 1430 "Zone Support"); 1431 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1432 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1433 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones, 1434 "Optimal Number of Open Sequential Write Preferred Zones"); 1435 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1436 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1437 "optimal_nonseq_zones", CTLFLAG_RD, 1438 &softc->optimal_nonseq_zones, 1439 "Optimal Number of Non-Sequentially Written Sequential Write " 1440 "Preferred Zones"); 1441 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1442 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1443 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones, 1444 "Maximum Number of Open Sequential Write Required Zones"); 1445 1446 #ifdef ADA_TEST_FAILURE 1447 /* 1448 * Add a 'door bell' sysctl which allows one to set it from userland 1449 * and cause something bad to happen. For the moment, we only allow 1450 * whacking the next read or write. 1451 */ 1452 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1453 OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1454 &softc->force_read_error, 0, 1455 "Force a read error for the next N reads."); 1456 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1457 OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1458 &softc->force_write_error, 0, 1459 "Force a write error for the next N writes."); 1460 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1461 OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1462 &softc->periodic_read_error, 0, 1463 "Force a read error every N reads (don't set too low)."); 1464 #endif 1465 1466 #ifdef CAM_IO_STATS 1467 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx, 1468 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats", 1469 CTLFLAG_RD, 0, "Statistics"); 1470 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1471 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1472 OID_AUTO, "timeouts", CTLFLAG_RD | CTLFLAG_MPSAFE, 1473 &softc->timeouts, 0, 1474 "Device timeouts reported by the SIM"); 1475 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1476 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1477 OID_AUTO, "errors", CTLFLAG_RD | CTLFLAG_MPSAFE, 1478 &softc->errors, 0, 1479 "Transport errors reported by the SIM."); 1480 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1481 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1482 OID_AUTO, "pack_invalidations", CTLFLAG_RD | CTLFLAG_MPSAFE, 1483 &softc->invalidations, 0, 1484 "Device pack invalidations."); 1485 #endif 1486 1487 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx, 1488 softc->sysctl_tree); 1489 1490 cam_periph_release(periph); 1491 } 1492 1493 static int 1494 adagetattr(struct bio *bp) 1495 { 1496 int ret; 1497 struct cam_periph *periph; 1498 1499 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1500 cam_periph_lock(periph); 1501 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1502 periph->path); 1503 cam_periph_unlock(periph); 1504 if (ret == 0) 1505 bp->bio_completed = bp->bio_length; 1506 return ret; 1507 } 1508 1509 static int 1510 adadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 1511 { 1512 char buf[16]; 1513 const char *p; 1514 struct ada_softc *softc; 1515 int i, error, value, methods; 1516 1517 softc = (struct ada_softc *)arg1; 1518 1519 value = softc->delete_method; 1520 if (value < 0 || value > ADA_DELETE_MAX) 1521 p = "UNKNOWN"; 1522 else 1523 p = ada_delete_method_names[value]; 1524 strncpy(buf, p, sizeof(buf)); 1525 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 1526 if (error != 0 || req->newptr == NULL) 1527 return (error); 1528 methods = 1 << ADA_DELETE_DISABLE; 1529 if ((softc->flags & ADA_FLAG_CAN_CFA) && 1530 !(softc->flags & ADA_FLAG_CAN_48BIT)) 1531 methods |= 1 << ADA_DELETE_CFA_ERASE; 1532 if (softc->flags & ADA_FLAG_CAN_TRIM) 1533 methods |= 1 << ADA_DELETE_DSM_TRIM; 1534 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1535 methods |= 1 << ADA_DELETE_NCQ_DSM_TRIM; 1536 for (i = 0; i <= ADA_DELETE_MAX; i++) { 1537 if (!(methods & (1 << i)) || 1538 strcmp(buf, ada_delete_method_names[i]) != 0) 1539 continue; 1540 softc->delete_method = i; 1541 return (0); 1542 } 1543 return (EINVAL); 1544 } 1545 1546 static void 1547 adasetflags(struct ada_softc *softc, struct ccb_getdev *cgd) 1548 { 1549 if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1550 (cgd->inq_flags & SID_DMA)) 1551 softc->flags |= ADA_FLAG_CAN_DMA; 1552 else 1553 softc->flags &= ~ADA_FLAG_CAN_DMA; 1554 1555 if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1556 softc->flags |= ADA_FLAG_CAN_48BIT; 1557 if (cgd->inq_flags & SID_DMA48) 1558 softc->flags |= ADA_FLAG_CAN_DMA48; 1559 else 1560 softc->flags &= ~ADA_FLAG_CAN_DMA48; 1561 } else 1562 softc->flags &= ~(ADA_FLAG_CAN_48BIT | ADA_FLAG_CAN_DMA48); 1563 1564 if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1565 softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1566 else 1567 softc->flags &= ~ADA_FLAG_CAN_FLUSHCACHE; 1568 1569 if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1570 softc->flags |= ADA_FLAG_CAN_POWERMGT; 1571 else 1572 softc->flags &= ~ADA_FLAG_CAN_POWERMGT; 1573 1574 if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1575 (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1576 softc->flags |= ADA_FLAG_CAN_NCQ; 1577 else 1578 softc->flags &= ~ADA_FLAG_CAN_NCQ; 1579 1580 if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1581 (cgd->inq_flags & SID_DMA)) { 1582 softc->flags |= ADA_FLAG_CAN_TRIM; 1583 softc->trim_max_ranges = TRIM_MAX_RANGES; 1584 if (cgd->ident_data.max_dsm_blocks != 0) { 1585 softc->trim_max_ranges = 1586 min(cgd->ident_data.max_dsm_blocks * 1587 ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1588 } 1589 /* 1590 * If we can do RCVSND_FPDMA_QUEUED commands, we may be able 1591 * to do NCQ trims, if we support trims at all. We also need 1592 * support from the SIM to do things properly. Perhaps we 1593 * should look at log 13 dword 0 bit 0 and dword 1 bit 0 are 1594 * set too... 1595 */ 1596 if ((softc->quirks & ADA_Q_NCQ_TRIM_BROKEN) == 0 && 1597 (softc->flags & ADA_FLAG_PIM_ATA_EXT) != 0 && 1598 (cgd->ident_data.satacapabilities2 & 1599 ATA_SUPPORT_RCVSND_FPDMA_QUEUED) != 0 && 1600 (softc->flags & ADA_FLAG_CAN_TRIM) != 0) 1601 softc->flags |= ADA_FLAG_CAN_NCQ_TRIM; 1602 else 1603 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 1604 } else 1605 softc->flags &= ~(ADA_FLAG_CAN_TRIM | ADA_FLAG_CAN_NCQ_TRIM); 1606 1607 if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1608 softc->flags |= ADA_FLAG_CAN_CFA; 1609 else 1610 softc->flags &= ~ADA_FLAG_CAN_CFA; 1611 1612 /* 1613 * Now that we've set the appropriate flags, setup the delete 1614 * method. 1615 */ 1616 adasetdeletemethod(softc); 1617 1618 if ((cgd->ident_data.support.extension & ATA_SUPPORT_GENLOG) 1619 && ((softc->quirks & ADA_Q_LOG_BROKEN) == 0)) 1620 softc->flags |= ADA_FLAG_CAN_LOG; 1621 else 1622 softc->flags &= ~ADA_FLAG_CAN_LOG; 1623 1624 if ((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1625 ATA_SUPPORT_ZONE_HOST_AWARE) 1626 softc->zone_mode = ADA_ZONE_HOST_AWARE; 1627 else if (((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1628 ATA_SUPPORT_ZONE_DEV_MANAGED) 1629 || (softc->quirks & ADA_Q_SMR_DM)) 1630 softc->zone_mode = ADA_ZONE_DRIVE_MANAGED; 1631 else 1632 softc->zone_mode = ADA_ZONE_NONE; 1633 1634 if (cgd->ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1635 softc->flags |= ADA_FLAG_CAN_RAHEAD; 1636 else 1637 softc->flags &= ~ADA_FLAG_CAN_RAHEAD; 1638 1639 if (cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1640 softc->flags |= ADA_FLAG_CAN_WCACHE; 1641 else 1642 softc->flags &= ~ADA_FLAG_CAN_WCACHE; 1643 } 1644 1645 static cam_status 1646 adaregister(struct cam_periph *periph, void *arg) 1647 { 1648 struct ada_softc *softc; 1649 struct ccb_pathinq cpi; 1650 struct ccb_getdev *cgd; 1651 char announce_buf[80]; 1652 struct disk_params *dp; 1653 caddr_t match; 1654 u_int maxio; 1655 int quirks; 1656 1657 cgd = (struct ccb_getdev *)arg; 1658 if (cgd == NULL) { 1659 printf("adaregister: no getdev CCB, can't register device\n"); 1660 return(CAM_REQ_CMP_ERR); 1661 } 1662 1663 softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1664 M_NOWAIT|M_ZERO); 1665 1666 if (softc == NULL) { 1667 printf("adaregister: Unable to probe new device. " 1668 "Unable to allocate softc\n"); 1669 return(CAM_REQ_CMP_ERR); 1670 } 1671 1672 if (cam_iosched_init(&softc->cam_iosched, periph) != 0) { 1673 printf("adaregister: Unable to probe new device. " 1674 "Unable to allocate iosched memory\n"); 1675 free(softc, M_DEVBUF); 1676 return(CAM_REQ_CMP_ERR); 1677 } 1678 1679 periph->softc = softc; 1680 1681 /* 1682 * See if this device has any quirks. 1683 */ 1684 match = cam_quirkmatch((caddr_t)&cgd->ident_data, 1685 (caddr_t)ada_quirk_table, 1686 nitems(ada_quirk_table), 1687 sizeof(*ada_quirk_table), ata_identify_match); 1688 if (match != NULL) 1689 softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 1690 else 1691 softc->quirks = ADA_Q_NONE; 1692 1693 bzero(&cpi, sizeof(cpi)); 1694 xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NONE); 1695 cpi.ccb_h.func_code = XPT_PATH_INQ; 1696 xpt_action((union ccb *)&cpi); 1697 1698 TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 1699 1700 /* 1701 * Register this media as a disk 1702 */ 1703 (void)cam_periph_hold(periph, PRIBIO); 1704 cam_periph_unlock(periph); 1705 snprintf(announce_buf, sizeof(announce_buf), 1706 "kern.cam.ada.%d.quirks", periph->unit_number); 1707 quirks = softc->quirks; 1708 TUNABLE_INT_FETCH(announce_buf, &quirks); 1709 softc->quirks = quirks; 1710 softc->read_ahead = -1; 1711 snprintf(announce_buf, sizeof(announce_buf), 1712 "kern.cam.ada.%d.read_ahead", periph->unit_number); 1713 TUNABLE_INT_FETCH(announce_buf, &softc->read_ahead); 1714 softc->write_cache = -1; 1715 snprintf(announce_buf, sizeof(announce_buf), 1716 "kern.cam.ada.%d.write_cache", periph->unit_number); 1717 TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 1718 1719 /* 1720 * Set support flags based on the Identify data and quirks. 1721 */ 1722 adasetflags(softc, cgd); 1723 1724 /* Disable queue sorting for non-rotational media by default. */ 1725 if (cgd->ident_data.media_rotation_rate == ATA_RATE_NON_ROTATING) { 1726 softc->rotating = 0; 1727 } else { 1728 softc->rotating = 1; 1729 } 1730 cam_iosched_set_sort_queue(softc->cam_iosched, softc->rotating ? -1 : 0); 1731 adagetparams(periph, cgd); 1732 softc->disk = disk_alloc(); 1733 softc->disk->d_rotation_rate = cgd->ident_data.media_rotation_rate; 1734 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 1735 periph->unit_number, softc->params.secsize, 1736 DEVSTAT_ALL_SUPPORTED, 1737 DEVSTAT_TYPE_DIRECT | 1738 XPORT_DEVSTAT_TYPE(cpi.transport), 1739 DEVSTAT_PRIORITY_DISK); 1740 softc->disk->d_open = adaopen; 1741 softc->disk->d_close = adaclose; 1742 softc->disk->d_strategy = adastrategy; 1743 softc->disk->d_getattr = adagetattr; 1744 softc->disk->d_dump = adadump; 1745 softc->disk->d_gone = adadiskgonecb; 1746 softc->disk->d_name = "ada"; 1747 softc->disk->d_drv1 = periph; 1748 maxio = cpi.maxio; /* Honor max I/O size of SIM */ 1749 if (maxio == 0) 1750 maxio = DFLTPHYS; /* traditional default */ 1751 else if (maxio > MAXPHYS) 1752 maxio = MAXPHYS; /* for safety */ 1753 if (softc->flags & ADA_FLAG_CAN_48BIT) 1754 maxio = min(maxio, 65536 * softc->params.secsize); 1755 else /* 28bit ATA command limit */ 1756 maxio = min(maxio, 256 * softc->params.secsize); 1757 softc->disk->d_maxsize = maxio; 1758 softc->disk->d_unit = periph->unit_number; 1759 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE; 1760 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) 1761 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 1762 if (softc->flags & ADA_FLAG_CAN_TRIM) { 1763 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1764 softc->disk->d_delmaxsize = softc->params.secsize * 1765 ATA_DSM_RANGE_MAX * 1766 softc->trim_max_ranges; 1767 } else if ((softc->flags & ADA_FLAG_CAN_CFA) && 1768 !(softc->flags & ADA_FLAG_CAN_48BIT)) { 1769 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1770 softc->disk->d_delmaxsize = 256 * softc->params.secsize; 1771 } else 1772 softc->disk->d_delmaxsize = maxio; 1773 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) { 1774 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO; 1775 softc->unmappedio = 1; 1776 } 1777 if (cpi.hba_misc & PIM_ATA_EXT) 1778 softc->flags |= ADA_FLAG_PIM_ATA_EXT; 1779 strlcpy(softc->disk->d_descr, cgd->ident_data.model, 1780 MIN(sizeof(softc->disk->d_descr), sizeof(cgd->ident_data.model))); 1781 strlcpy(softc->disk->d_ident, cgd->ident_data.serial, 1782 MIN(sizeof(softc->disk->d_ident), sizeof(cgd->ident_data.serial))); 1783 softc->disk->d_hba_vendor = cpi.hba_vendor; 1784 softc->disk->d_hba_device = cpi.hba_device; 1785 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 1786 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 1787 1788 softc->disk->d_sectorsize = softc->params.secsize; 1789 softc->disk->d_mediasize = (off_t)softc->params.sectors * 1790 softc->params.secsize; 1791 if (ata_physical_sector_size(&cgd->ident_data) != 1792 softc->params.secsize) { 1793 softc->disk->d_stripesize = 1794 ata_physical_sector_size(&cgd->ident_data); 1795 softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 1796 ata_logical_sector_offset(&cgd->ident_data)) % 1797 softc->disk->d_stripesize; 1798 } else if (softc->quirks & ADA_Q_4K) { 1799 softc->disk->d_stripesize = 4096; 1800 softc->disk->d_stripeoffset = 0; 1801 } 1802 softc->disk->d_fwsectors = softc->params.secs_per_track; 1803 softc->disk->d_fwheads = softc->params.heads; 1804 ata_disk_firmware_geom_adjust(softc->disk); 1805 1806 /* 1807 * Acquire a reference to the periph before we register with GEOM. 1808 * We'll release this reference once GEOM calls us back (via 1809 * adadiskgonecb()) telling us that our provider has been freed. 1810 */ 1811 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 1812 xpt_print(periph->path, "%s: lost periph during " 1813 "registration!\n", __func__); 1814 cam_periph_lock(periph); 1815 return (CAM_REQ_CMP_ERR); 1816 } 1817 disk_create(softc->disk, DISK_VERSION); 1818 cam_periph_lock(periph); 1819 1820 dp = &softc->params; 1821 snprintf(announce_buf, sizeof(announce_buf), 1822 "%juMB (%ju %u byte sectors)", 1823 ((uintmax_t)dp->secsize * dp->sectors) / (1024 * 1024), 1824 (uintmax_t)dp->sectors, dp->secsize); 1825 xpt_announce_periph(periph, announce_buf); 1826 xpt_announce_quirks(periph, softc->quirks, ADA_Q_BIT_STRING); 1827 1828 /* 1829 * Create our sysctl variables, now that we know 1830 * we have successfully attached. 1831 */ 1832 if (cam_periph_acquire(periph) == CAM_REQ_CMP) 1833 taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1834 1835 /* 1836 * Add async callbacks for bus reset and 1837 * bus device reset calls. I don't bother 1838 * checking if this fails as, in most cases, 1839 * the system will function just fine without 1840 * them and the only alternative would be to 1841 * not attach the device on failure. 1842 */ 1843 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 1844 AC_GETDEV_CHANGED | AC_ADVINFO_CHANGED, 1845 adaasync, periph, periph->path); 1846 1847 /* 1848 * Schedule a periodic event to occasionally send an 1849 * ordered tag to a device. 1850 */ 1851 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 1852 callout_reset(&softc->sendordered_c, 1853 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1854 adasendorderedtag, softc); 1855 1856 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) { 1857 softc->state = ADA_STATE_RAHEAD; 1858 } else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) { 1859 softc->state = ADA_STATE_WCACHE; 1860 } else if ((softc->flags & ADA_FLAG_CAN_LOG) 1861 && (softc->zone_mode != ADA_ZONE_NONE)) { 1862 softc->state = ADA_STATE_LOGDIR; 1863 } else { 1864 /* 1865 * Nothing to probe, so we can just transition to the 1866 * normal state. 1867 */ 1868 adaprobedone(periph, NULL); 1869 return(CAM_REQ_CMP); 1870 } 1871 1872 xpt_schedule(periph, CAM_PRIORITY_DEV); 1873 1874 return(CAM_REQ_CMP); 1875 } 1876 1877 static int 1878 ada_dsmtrim_req_create(struct ada_softc *softc, struct bio *bp, struct trim_request *req) 1879 { 1880 uint64_t lastlba = (uint64_t)-1; 1881 int c, lastcount = 0, off, ranges = 0; 1882 1883 bzero(req, sizeof(*req)); 1884 TAILQ_INIT(&req->bps); 1885 do { 1886 uint64_t lba = bp->bio_pblkno; 1887 int count = bp->bio_bcount / softc->params.secsize; 1888 1889 /* Try to extend the previous range. */ 1890 if (lba == lastlba) { 1891 c = min(count, ATA_DSM_RANGE_MAX - lastcount); 1892 lastcount += c; 1893 off = (ranges - 1) * ATA_DSM_RANGE_SIZE; 1894 req->data[off + 6] = lastcount & 0xff; 1895 req->data[off + 7] = 1896 (lastcount >> 8) & 0xff; 1897 count -= c; 1898 lba += c; 1899 } 1900 1901 while (count > 0) { 1902 c = min(count, ATA_DSM_RANGE_MAX); 1903 off = ranges * ATA_DSM_RANGE_SIZE; 1904 req->data[off + 0] = lba & 0xff; 1905 req->data[off + 1] = (lba >> 8) & 0xff; 1906 req->data[off + 2] = (lba >> 16) & 0xff; 1907 req->data[off + 3] = (lba >> 24) & 0xff; 1908 req->data[off + 4] = (lba >> 32) & 0xff; 1909 req->data[off + 5] = (lba >> 40) & 0xff; 1910 req->data[off + 6] = c & 0xff; 1911 req->data[off + 7] = (c >> 8) & 0xff; 1912 lba += c; 1913 count -= c; 1914 lastcount = c; 1915 ranges++; 1916 /* 1917 * Its the caller's responsibility to ensure the 1918 * request will fit so we don't need to check for 1919 * overrun here 1920 */ 1921 } 1922 lastlba = lba; 1923 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 1924 1925 bp = cam_iosched_next_trim(softc->cam_iosched); 1926 if (bp == NULL) 1927 break; 1928 if (bp->bio_bcount / softc->params.secsize > 1929 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) { 1930 cam_iosched_put_back_trim(softc->cam_iosched, bp); 1931 break; 1932 } 1933 } while (1); 1934 1935 return (ranges); 1936 } 1937 1938 static void 1939 ada_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1940 { 1941 struct trim_request *req = &softc->trim_req; 1942 int ranges; 1943 1944 ranges = ada_dsmtrim_req_create(softc, bp, req); 1945 cam_fill_ataio(ataio, 1946 ada_retry_count, 1947 adadone, 1948 CAM_DIR_OUT, 1949 0, 1950 req->data, 1951 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1952 ada_default_timeout * 1000); 1953 ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 1954 ATA_DSM_TRIM, 0, howmany(ranges, ATA_DSM_BLK_RANGES)); 1955 } 1956 1957 static void 1958 ada_ncq_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1959 { 1960 struct trim_request *req = &softc->trim_req; 1961 int ranges; 1962 1963 ranges = ada_dsmtrim_req_create(softc, bp, req); 1964 cam_fill_ataio(ataio, 1965 ada_retry_count, 1966 adadone, 1967 CAM_DIR_OUT, 1968 0, 1969 req->data, 1970 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1971 ada_default_timeout * 1000); 1972 ata_ncq_cmd(ataio, 1973 ATA_SEND_FPDMA_QUEUED, 1974 0, 1975 howmany(ranges, ATA_DSM_BLK_RANGES)); 1976 ataio->cmd.sector_count_exp = ATA_SFPDMA_DSM; 1977 ataio->ata_flags |= ATA_FLAG_AUX; 1978 ataio->aux = 1; 1979 } 1980 1981 static void 1982 ada_cfaerase(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1983 { 1984 struct trim_request *req = &softc->trim_req; 1985 uint64_t lba = bp->bio_pblkno; 1986 uint16_t count = bp->bio_bcount / softc->params.secsize; 1987 1988 bzero(req, sizeof(*req)); 1989 TAILQ_INIT(&req->bps); 1990 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 1991 1992 cam_fill_ataio(ataio, 1993 ada_retry_count, 1994 adadone, 1995 CAM_DIR_NONE, 1996 0, 1997 NULL, 1998 0, 1999 ada_default_timeout*1000); 2000 2001 if (count >= 256) 2002 count = 0; 2003 ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 2004 } 2005 2006 static int 2007 ada_zone_bio_to_ata(int disk_zone_cmd) 2008 { 2009 switch (disk_zone_cmd) { 2010 case DISK_ZONE_OPEN: 2011 return ATA_ZM_OPEN_ZONE; 2012 case DISK_ZONE_CLOSE: 2013 return ATA_ZM_CLOSE_ZONE; 2014 case DISK_ZONE_FINISH: 2015 return ATA_ZM_FINISH_ZONE; 2016 case DISK_ZONE_RWP: 2017 return ATA_ZM_RWP; 2018 } 2019 2020 return -1; 2021 } 2022 2023 static int 2024 ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp, 2025 int *queue_ccb) 2026 { 2027 struct ada_softc *softc; 2028 int error; 2029 2030 error = 0; 2031 2032 if (bp->bio_cmd != BIO_ZONE) { 2033 error = EINVAL; 2034 goto bailout; 2035 } 2036 2037 softc = periph->softc; 2038 2039 switch (bp->bio_zone.zone_cmd) { 2040 case DISK_ZONE_OPEN: 2041 case DISK_ZONE_CLOSE: 2042 case DISK_ZONE_FINISH: 2043 case DISK_ZONE_RWP: { 2044 int zone_flags; 2045 int zone_sa; 2046 uint64_t lba; 2047 2048 zone_sa = ada_zone_bio_to_ata(bp->bio_zone.zone_cmd); 2049 if (zone_sa == -1) { 2050 xpt_print(periph->path, "Cannot translate zone " 2051 "cmd %#x to ATA\n", bp->bio_zone.zone_cmd); 2052 error = EINVAL; 2053 goto bailout; 2054 } 2055 2056 zone_flags = 0; 2057 lba = bp->bio_zone.zone_params.rwp.id; 2058 2059 if (bp->bio_zone.zone_params.rwp.flags & 2060 DISK_ZONE_RWP_FLAG_ALL) 2061 zone_flags |= ZBC_OUT_ALL; 2062 2063 ata_zac_mgmt_out(&ccb->ataio, 2064 /*retries*/ ada_retry_count, 2065 /*cbfcnp*/ adadone, 2066 /*use_ncq*/ (softc->flags & 2067 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2068 /*zm_action*/ zone_sa, 2069 /*zone_id*/ lba, 2070 /*zone_flags*/ zone_flags, 2071 /*sector_count*/ 0, 2072 /*data_ptr*/ NULL, 2073 /*dxfer_len*/ 0, 2074 /*timeout*/ ada_default_timeout * 1000); 2075 *queue_ccb = 1; 2076 2077 break; 2078 } 2079 case DISK_ZONE_REPORT_ZONES: { 2080 uint8_t *rz_ptr; 2081 uint32_t num_entries, alloc_size; 2082 struct disk_zone_report *rep; 2083 2084 rep = &bp->bio_zone.zone_params.report; 2085 2086 num_entries = rep->entries_allocated; 2087 if (num_entries == 0) { 2088 xpt_print(periph->path, "No entries allocated for " 2089 "Report Zones request\n"); 2090 error = EINVAL; 2091 goto bailout; 2092 } 2093 alloc_size = sizeof(struct scsi_report_zones_hdr) + 2094 (sizeof(struct scsi_report_zones_desc) * num_entries); 2095 alloc_size = min(alloc_size, softc->disk->d_maxsize); 2096 rz_ptr = malloc(alloc_size, M_ATADA, M_NOWAIT | M_ZERO); 2097 if (rz_ptr == NULL) { 2098 xpt_print(periph->path, "Unable to allocate memory " 2099 "for Report Zones request\n"); 2100 error = ENOMEM; 2101 goto bailout; 2102 } 2103 2104 ata_zac_mgmt_in(&ccb->ataio, 2105 /*retries*/ ada_retry_count, 2106 /*cbcfnp*/ adadone, 2107 /*use_ncq*/ (softc->flags & 2108 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2109 /*zm_action*/ ATA_ZM_REPORT_ZONES, 2110 /*zone_id*/ rep->starting_id, 2111 /*zone_flags*/ rep->rep_options, 2112 /*data_ptr*/ rz_ptr, 2113 /*dxfer_len*/ alloc_size, 2114 /*timeout*/ ada_default_timeout * 1000); 2115 2116 /* 2117 * For BIO_ZONE, this isn't normally needed. However, it 2118 * is used by devstat_end_transaction_bio() to determine 2119 * how much data was transferred. 2120 */ 2121 /* 2122 * XXX KDM we have a problem. But I'm not sure how to fix 2123 * it. devstat uses bio_bcount - bio_resid to calculate 2124 * the amount of data transferred. The GEOM disk code 2125 * uses bio_length - bio_resid to calculate the amount of 2126 * data in bio_completed. We have different structure 2127 * sizes above and below the ada(4) driver. So, if we 2128 * use the sizes above, the amount transferred won't be 2129 * quite accurate for devstat. If we use different sizes 2130 * for bio_bcount and bio_length (above and below 2131 * respectively), then the residual needs to match one or 2132 * the other. Everything is calculated after the bio 2133 * leaves the driver, so changing the values around isn't 2134 * really an option. For now, just set the count to the 2135 * passed in length. This means that the calculations 2136 * above (e.g. bio_completed) will be correct, but the 2137 * amount of data reported to devstat will be slightly 2138 * under or overstated. 2139 */ 2140 bp->bio_bcount = bp->bio_length; 2141 2142 *queue_ccb = 1; 2143 2144 break; 2145 } 2146 case DISK_ZONE_GET_PARAMS: { 2147 struct disk_zone_disk_params *params; 2148 2149 params = &bp->bio_zone.zone_params.disk_params; 2150 bzero(params, sizeof(*params)); 2151 2152 switch (softc->zone_mode) { 2153 case ADA_ZONE_DRIVE_MANAGED: 2154 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED; 2155 break; 2156 case ADA_ZONE_HOST_AWARE: 2157 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE; 2158 break; 2159 case ADA_ZONE_HOST_MANAGED: 2160 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED; 2161 break; 2162 default: 2163 case ADA_ZONE_NONE: 2164 params->zone_mode = DISK_ZONE_MODE_NONE; 2165 break; 2166 } 2167 2168 if (softc->zone_flags & ADA_ZONE_FLAG_URSWRZ) 2169 params->flags |= DISK_ZONE_DISK_URSWRZ; 2170 2171 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_SEQ_SET) { 2172 params->optimal_seq_zones = softc->optimal_seq_zones; 2173 params->flags |= DISK_ZONE_OPT_SEQ_SET; 2174 } 2175 2176 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_NONSEQ_SET) { 2177 params->optimal_nonseq_zones = 2178 softc->optimal_nonseq_zones; 2179 params->flags |= DISK_ZONE_OPT_NONSEQ_SET; 2180 } 2181 2182 if (softc->zone_flags & ADA_ZONE_FLAG_MAX_SEQ_SET) { 2183 params->max_seq_zones = softc->max_seq_zones; 2184 params->flags |= DISK_ZONE_MAX_SEQ_SET; 2185 } 2186 if (softc->zone_flags & ADA_ZONE_FLAG_RZ_SUP) 2187 params->flags |= DISK_ZONE_RZ_SUP; 2188 2189 if (softc->zone_flags & ADA_ZONE_FLAG_OPEN_SUP) 2190 params->flags |= DISK_ZONE_OPEN_SUP; 2191 2192 if (softc->zone_flags & ADA_ZONE_FLAG_CLOSE_SUP) 2193 params->flags |= DISK_ZONE_CLOSE_SUP; 2194 2195 if (softc->zone_flags & ADA_ZONE_FLAG_FINISH_SUP) 2196 params->flags |= DISK_ZONE_FINISH_SUP; 2197 2198 if (softc->zone_flags & ADA_ZONE_FLAG_RWP_SUP) 2199 params->flags |= DISK_ZONE_RWP_SUP; 2200 break; 2201 } 2202 default: 2203 break; 2204 } 2205 bailout: 2206 return (error); 2207 } 2208 2209 static void 2210 adastart(struct cam_periph *periph, union ccb *start_ccb) 2211 { 2212 struct ada_softc *softc = (struct ada_softc *)periph->softc; 2213 struct ccb_ataio *ataio = &start_ccb->ataio; 2214 2215 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastart\n")); 2216 2217 switch (softc->state) { 2218 case ADA_STATE_NORMAL: 2219 { 2220 struct bio *bp; 2221 u_int8_t tag_code; 2222 2223 bp = cam_iosched_next_bio(softc->cam_iosched); 2224 if (bp == NULL) { 2225 xpt_release_ccb(start_ccb); 2226 break; 2227 } 2228 2229 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2230 (bp->bio_cmd != BIO_DELETE && (softc->flags & ADA_FLAG_NEED_OTAG) != 0)) { 2231 softc->flags &= ~ADA_FLAG_NEED_OTAG; 2232 softc->flags |= ADA_FLAG_WAS_OTAG; 2233 tag_code = 0; 2234 } else { 2235 tag_code = 1; 2236 } 2237 switch (bp->bio_cmd) { 2238 case BIO_WRITE: 2239 case BIO_READ: 2240 { 2241 uint64_t lba = bp->bio_pblkno; 2242 uint16_t count = bp->bio_bcount / softc->params.secsize; 2243 void *data_ptr; 2244 int rw_op; 2245 2246 if (bp->bio_cmd == BIO_WRITE) { 2247 softc->flags |= ADA_FLAG_DIRTY; 2248 rw_op = CAM_DIR_OUT; 2249 } else { 2250 rw_op = CAM_DIR_IN; 2251 } 2252 2253 data_ptr = bp->bio_data; 2254 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) { 2255 rw_op |= CAM_DATA_BIO; 2256 data_ptr = bp; 2257 } 2258 2259 #ifdef ADA_TEST_FAILURE 2260 int fail = 0; 2261 2262 /* 2263 * Support the failure ioctls. If the command is a 2264 * read, and there are pending forced read errors, or 2265 * if a write and pending write errors, then fail this 2266 * operation with EIO. This is useful for testing 2267 * purposes. Also, support having every Nth read fail. 2268 * 2269 * This is a rather blunt tool. 2270 */ 2271 if (bp->bio_cmd == BIO_READ) { 2272 if (softc->force_read_error) { 2273 softc->force_read_error--; 2274 fail = 1; 2275 } 2276 if (softc->periodic_read_error > 0) { 2277 if (++softc->periodic_read_count >= 2278 softc->periodic_read_error) { 2279 softc->periodic_read_count = 0; 2280 fail = 1; 2281 } 2282 } 2283 } else { 2284 if (softc->force_write_error) { 2285 softc->force_write_error--; 2286 fail = 1; 2287 } 2288 } 2289 if (fail) { 2290 biofinish(bp, NULL, EIO); 2291 xpt_release_ccb(start_ccb); 2292 adaschedule(periph); 2293 return; 2294 } 2295 #endif 2296 KASSERT((bp->bio_flags & BIO_UNMAPPED) == 0 || 2297 round_page(bp->bio_bcount + bp->bio_ma_offset) / 2298 PAGE_SIZE == bp->bio_ma_n, 2299 ("Short bio %p", bp)); 2300 cam_fill_ataio(ataio, 2301 ada_retry_count, 2302 adadone, 2303 rw_op, 2304 0, 2305 data_ptr, 2306 bp->bio_bcount, 2307 ada_default_timeout*1000); 2308 2309 if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 2310 if (bp->bio_cmd == BIO_READ) { 2311 ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 2312 lba, count); 2313 } else { 2314 ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 2315 lba, count); 2316 } 2317 } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 2318 (lba + count >= ATA_MAX_28BIT_LBA || 2319 count > 256)) { 2320 if (softc->flags & ADA_FLAG_CAN_DMA48) { 2321 if (bp->bio_cmd == BIO_READ) { 2322 ata_48bit_cmd(ataio, ATA_READ_DMA48, 2323 0, lba, count); 2324 } else { 2325 ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 2326 0, lba, count); 2327 } 2328 } else { 2329 if (bp->bio_cmd == BIO_READ) { 2330 ata_48bit_cmd(ataio, ATA_READ_MUL48, 2331 0, lba, count); 2332 } else { 2333 ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 2334 0, lba, count); 2335 } 2336 } 2337 } else { 2338 if (count == 256) 2339 count = 0; 2340 if (softc->flags & ADA_FLAG_CAN_DMA) { 2341 if (bp->bio_cmd == BIO_READ) { 2342 ata_28bit_cmd(ataio, ATA_READ_DMA, 2343 0, lba, count); 2344 } else { 2345 ata_28bit_cmd(ataio, ATA_WRITE_DMA, 2346 0, lba, count); 2347 } 2348 } else { 2349 if (bp->bio_cmd == BIO_READ) { 2350 ata_28bit_cmd(ataio, ATA_READ_MUL, 2351 0, lba, count); 2352 } else { 2353 ata_28bit_cmd(ataio, ATA_WRITE_MUL, 2354 0, lba, count); 2355 } 2356 } 2357 } 2358 break; 2359 } 2360 case BIO_DELETE: 2361 switch (softc->delete_method) { 2362 case ADA_DELETE_NCQ_DSM_TRIM: 2363 ada_ncq_dsmtrim(softc, bp, ataio); 2364 break; 2365 case ADA_DELETE_DSM_TRIM: 2366 ada_dsmtrim(softc, bp, ataio); 2367 break; 2368 case ADA_DELETE_CFA_ERASE: 2369 ada_cfaerase(softc, bp, ataio); 2370 break; 2371 default: 2372 biofinish(bp, NULL, EOPNOTSUPP); 2373 xpt_release_ccb(start_ccb); 2374 adaschedule(periph); 2375 return; 2376 } 2377 start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 2378 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2379 cam_iosched_submit_trim(softc->cam_iosched); 2380 goto out; 2381 case BIO_FLUSH: 2382 cam_fill_ataio(ataio, 2383 1, 2384 adadone, 2385 CAM_DIR_NONE, 2386 0, 2387 NULL, 2388 0, 2389 ada_default_timeout*1000); 2390 2391 if (softc->flags & ADA_FLAG_CAN_48BIT) 2392 ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 2393 else 2394 ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 2395 break; 2396 case BIO_ZONE: { 2397 int error, queue_ccb; 2398 2399 queue_ccb = 0; 2400 2401 error = ada_zone_cmd(periph, start_ccb, bp, &queue_ccb); 2402 if ((error != 0) 2403 || (queue_ccb == 0)) { 2404 biofinish(bp, NULL, error); 2405 xpt_release_ccb(start_ccb); 2406 return; 2407 } 2408 break; 2409 } 2410 } 2411 start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 2412 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2413 out: 2414 start_ccb->ccb_h.ccb_bp = bp; 2415 softc->outstanding_cmds++; 2416 softc->refcount++; 2417 cam_periph_unlock(periph); 2418 xpt_action(start_ccb); 2419 cam_periph_lock(periph); 2420 softc->refcount--; 2421 2422 /* May have more work to do, so ensure we stay scheduled */ 2423 adaschedule(periph); 2424 break; 2425 } 2426 case ADA_STATE_RAHEAD: 2427 case ADA_STATE_WCACHE: 2428 { 2429 cam_fill_ataio(ataio, 2430 1, 2431 adadone, 2432 CAM_DIR_NONE, 2433 0, 2434 NULL, 2435 0, 2436 ada_default_timeout*1000); 2437 2438 if (softc->state == ADA_STATE_RAHEAD) { 2439 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_RA ? 2440 ATA_SF_ENAB_RCACHE : ATA_SF_DIS_RCACHE, 0, 0); 2441 start_ccb->ccb_h.ccb_state = ADA_CCB_RAHEAD; 2442 } else { 2443 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_WC ? 2444 ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 2445 start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 2446 } 2447 start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 2448 xpt_action(start_ccb); 2449 break; 2450 } 2451 case ADA_STATE_LOGDIR: 2452 { 2453 struct ata_gp_log_dir *log_dir; 2454 2455 if ((softc->flags & ADA_FLAG_CAN_LOG) == 0) { 2456 adaprobedone(periph, start_ccb); 2457 break; 2458 } 2459 2460 log_dir = malloc(sizeof(*log_dir), M_ATADA, M_NOWAIT|M_ZERO); 2461 if (log_dir == NULL) { 2462 xpt_print(periph->path, "Couldn't malloc log_dir " 2463 "data\n"); 2464 softc->state = ADA_STATE_NORMAL; 2465 xpt_release_ccb(start_ccb); 2466 break; 2467 } 2468 2469 2470 ata_read_log(ataio, 2471 /*retries*/1, 2472 /*cbfcnp*/adadone, 2473 /*log_address*/ ATA_LOG_DIRECTORY, 2474 /*page_number*/ 0, 2475 /*block_count*/ 1, 2476 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2477 CAM_ATAIO_DMA : 0, 2478 /*data_ptr*/ (uint8_t *)log_dir, 2479 /*dxfer_len*/sizeof(*log_dir), 2480 /*timeout*/ada_default_timeout*1000); 2481 2482 start_ccb->ccb_h.ccb_state = ADA_CCB_LOGDIR; 2483 xpt_action(start_ccb); 2484 break; 2485 } 2486 case ADA_STATE_IDDIR: 2487 { 2488 struct ata_identify_log_pages *id_dir; 2489 2490 id_dir = malloc(sizeof(*id_dir), M_ATADA, M_NOWAIT | M_ZERO); 2491 if (id_dir == NULL) { 2492 xpt_print(periph->path, "Couldn't malloc id_dir " 2493 "data\n"); 2494 adaprobedone(periph, start_ccb); 2495 break; 2496 } 2497 2498 ata_read_log(ataio, 2499 /*retries*/1, 2500 /*cbfcnp*/adadone, 2501 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2502 /*page_number*/ ATA_IDL_PAGE_LIST, 2503 /*block_count*/ 1, 2504 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2505 CAM_ATAIO_DMA : 0, 2506 /*data_ptr*/ (uint8_t *)id_dir, 2507 /*dxfer_len*/ sizeof(*id_dir), 2508 /*timeout*/ada_default_timeout*1000); 2509 2510 start_ccb->ccb_h.ccb_state = ADA_CCB_IDDIR; 2511 xpt_action(start_ccb); 2512 break; 2513 } 2514 case ADA_STATE_SUP_CAP: 2515 { 2516 struct ata_identify_log_sup_cap *sup_cap; 2517 2518 sup_cap = malloc(sizeof(*sup_cap), M_ATADA, M_NOWAIT|M_ZERO); 2519 if (sup_cap == NULL) { 2520 xpt_print(periph->path, "Couldn't malloc sup_cap " 2521 "data\n"); 2522 adaprobedone(periph, start_ccb); 2523 break; 2524 } 2525 2526 ata_read_log(ataio, 2527 /*retries*/1, 2528 /*cbfcnp*/adadone, 2529 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2530 /*page_number*/ ATA_IDL_SUP_CAP, 2531 /*block_count*/ 1, 2532 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2533 CAM_ATAIO_DMA : 0, 2534 /*data_ptr*/ (uint8_t *)sup_cap, 2535 /*dxfer_len*/ sizeof(*sup_cap), 2536 /*timeout*/ada_default_timeout*1000); 2537 2538 start_ccb->ccb_h.ccb_state = ADA_CCB_SUP_CAP; 2539 xpt_action(start_ccb); 2540 break; 2541 } 2542 case ADA_STATE_ZONE: 2543 { 2544 struct ata_zoned_info_log *ata_zone; 2545 2546 ata_zone = malloc(sizeof(*ata_zone), M_ATADA, M_NOWAIT|M_ZERO); 2547 if (ata_zone == NULL) { 2548 xpt_print(periph->path, "Couldn't malloc ata_zone " 2549 "data\n"); 2550 adaprobedone(periph, start_ccb); 2551 break; 2552 } 2553 2554 ata_read_log(ataio, 2555 /*retries*/1, 2556 /*cbfcnp*/adadone, 2557 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2558 /*page_number*/ ATA_IDL_ZDI, 2559 /*block_count*/ 1, 2560 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2561 CAM_ATAIO_DMA : 0, 2562 /*data_ptr*/ (uint8_t *)ata_zone, 2563 /*dxfer_len*/ sizeof(*ata_zone), 2564 /*timeout*/ada_default_timeout*1000); 2565 2566 start_ccb->ccb_h.ccb_state = ADA_CCB_ZONE; 2567 xpt_action(start_ccb); 2568 break; 2569 } 2570 } 2571 } 2572 2573 static void 2574 adaprobedone(struct cam_periph *periph, union ccb *ccb) 2575 { 2576 struct ada_softc *softc; 2577 2578 softc = (struct ada_softc *)periph->softc; 2579 2580 if (ccb != NULL) 2581 xpt_release_ccb(ccb); 2582 2583 softc->state = ADA_STATE_NORMAL; 2584 softc->flags |= ADA_FLAG_PROBED; 2585 adaschedule(periph); 2586 if ((softc->flags & ADA_FLAG_ANNOUNCED) == 0) { 2587 softc->flags |= ADA_FLAG_ANNOUNCED; 2588 cam_periph_unhold(periph); 2589 } else { 2590 cam_periph_release_locked(periph); 2591 } 2592 } 2593 2594 static void 2595 adazonedone(struct cam_periph *periph, union ccb *ccb) 2596 { 2597 struct ada_softc *softc; 2598 struct bio *bp; 2599 2600 softc = periph->softc; 2601 bp = (struct bio *)ccb->ccb_h.ccb_bp; 2602 2603 switch (bp->bio_zone.zone_cmd) { 2604 case DISK_ZONE_OPEN: 2605 case DISK_ZONE_CLOSE: 2606 case DISK_ZONE_FINISH: 2607 case DISK_ZONE_RWP: 2608 break; 2609 case DISK_ZONE_REPORT_ZONES: { 2610 uint32_t avail_len; 2611 struct disk_zone_report *rep; 2612 struct scsi_report_zones_hdr *hdr; 2613 struct scsi_report_zones_desc *desc; 2614 struct disk_zone_rep_entry *entry; 2615 uint32_t num_alloced, hdr_len, num_avail; 2616 uint32_t num_to_fill, i; 2617 2618 rep = &bp->bio_zone.zone_params.report; 2619 avail_len = ccb->ataio.dxfer_len - ccb->ataio.resid; 2620 /* 2621 * Note that bio_resid isn't normally used for zone 2622 * commands, but it is used by devstat_end_transaction_bio() 2623 * to determine how much data was transferred. Because 2624 * the size of the SCSI/ATA data structures is different 2625 * than the size of the BIO interface structures, the 2626 * amount of data actually transferred from the drive will 2627 * be different than the amount of data transferred to 2628 * the user. 2629 */ 2630 num_alloced = rep->entries_allocated; 2631 hdr = (struct scsi_report_zones_hdr *)ccb->ataio.data_ptr; 2632 if (avail_len < sizeof(*hdr)) { 2633 /* 2634 * Is there a better error than EIO here? We asked 2635 * for at least the header, and we got less than 2636 * that. 2637 */ 2638 bp->bio_error = EIO; 2639 bp->bio_flags |= BIO_ERROR; 2640 bp->bio_resid = bp->bio_bcount; 2641 break; 2642 } 2643 2644 hdr_len = le32dec(hdr->length); 2645 if (hdr_len > 0) 2646 rep->entries_available = hdr_len / sizeof(*desc); 2647 else 2648 rep->entries_available = 0; 2649 /* 2650 * NOTE: using the same values for the BIO version of the 2651 * same field as the SCSI/ATA values. This means we could 2652 * get some additional values that aren't defined in bio.h 2653 * if more values of the same field are defined later. 2654 */ 2655 rep->header.same = hdr->byte4 & SRZ_SAME_MASK; 2656 rep->header.maximum_lba = le64dec(hdr->maximum_lba); 2657 /* 2658 * If the drive reports no entries that match the query, 2659 * we're done. 2660 */ 2661 if (hdr_len == 0) { 2662 rep->entries_filled = 0; 2663 bp->bio_resid = bp->bio_bcount; 2664 break; 2665 } 2666 2667 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc), 2668 hdr_len / sizeof(*desc)); 2669 /* 2670 * If the drive didn't return any data, then we're done. 2671 */ 2672 if (num_avail == 0) { 2673 rep->entries_filled = 0; 2674 bp->bio_resid = bp->bio_bcount; 2675 break; 2676 } 2677 2678 num_to_fill = min(num_avail, rep->entries_allocated); 2679 /* 2680 * If the user didn't allocate any entries for us to fill, 2681 * we're done. 2682 */ 2683 if (num_to_fill == 0) { 2684 rep->entries_filled = 0; 2685 bp->bio_resid = bp->bio_bcount; 2686 break; 2687 } 2688 2689 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0]; 2690 i < num_to_fill; i++, desc++, entry++) { 2691 /* 2692 * NOTE: we're mapping the values here directly 2693 * from the SCSI/ATA bit definitions to the bio.h 2694 * definitions. There is also a warning in 2695 * disk_zone.h, but the impact is that if 2696 * additional values are added in the SCSI/ATA 2697 * specs these will be visible to consumers of 2698 * this interface. 2699 */ 2700 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK; 2701 entry->zone_condition = 2702 (desc->zone_flags & SRZ_ZONE_COND_MASK) >> 2703 SRZ_ZONE_COND_SHIFT; 2704 entry->zone_flags |= desc->zone_flags & 2705 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET); 2706 entry->zone_length = le64dec(desc->zone_length); 2707 entry->zone_start_lba = le64dec(desc->zone_start_lba); 2708 entry->write_pointer_lba = 2709 le64dec(desc->write_pointer_lba); 2710 } 2711 rep->entries_filled = num_to_fill; 2712 /* 2713 * Note that this residual is accurate from the user's 2714 * standpoint, but the amount transferred isn't accurate 2715 * from the standpoint of what actually came back from the 2716 * drive. 2717 */ 2718 bp->bio_resid = bp->bio_bcount - (num_to_fill * sizeof(*entry)); 2719 break; 2720 } 2721 case DISK_ZONE_GET_PARAMS: 2722 default: 2723 /* 2724 * In theory we should not get a GET_PARAMS bio, since it 2725 * should be handled without queueing the command to the 2726 * drive. 2727 */ 2728 panic("%s: Invalid zone command %d", __func__, 2729 bp->bio_zone.zone_cmd); 2730 break; 2731 } 2732 2733 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES) 2734 free(ccb->ataio.data_ptr, M_ATADA); 2735 } 2736 2737 2738 static void 2739 adadone(struct cam_periph *periph, union ccb *done_ccb) 2740 { 2741 struct ada_softc *softc; 2742 struct ccb_ataio *ataio; 2743 struct cam_path *path; 2744 uint32_t priority; 2745 int state; 2746 2747 softc = (struct ada_softc *)periph->softc; 2748 ataio = &done_ccb->ataio; 2749 path = done_ccb->ccb_h.path; 2750 priority = done_ccb->ccb_h.pinfo.priority; 2751 2752 CAM_DEBUG(path, CAM_DEBUG_TRACE, ("adadone\n")); 2753 2754 state = ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK; 2755 switch (state) { 2756 case ADA_CCB_BUFFER_IO: 2757 case ADA_CCB_TRIM: 2758 { 2759 struct bio *bp; 2760 int error; 2761 2762 cam_periph_lock(periph); 2763 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2764 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2765 error = adaerror(done_ccb, 0, 0); 2766 if (error == ERESTART) { 2767 /* A retry was scheduled, so just return. */ 2768 cam_periph_unlock(periph); 2769 return; 2770 } 2771 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2772 cam_release_devq(path, 2773 /*relsim_flags*/0, 2774 /*reduction*/0, 2775 /*timeout*/0, 2776 /*getcount_only*/0); 2777 /* 2778 * If we get an error on an NCQ DSM TRIM, fall back 2779 * to a non-NCQ DSM TRIM forever. Please note that if 2780 * CAN_NCQ_TRIM is set, CAN_TRIM is necessarily set too. 2781 * However, for this one trim, we treat it as advisory 2782 * and return success up the stack. 2783 */ 2784 if (state == ADA_CCB_TRIM && 2785 error != 0 && 2786 (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) != 0) { 2787 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 2788 error = 0; 2789 adasetdeletemethod(softc); 2790 } 2791 } else { 2792 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2793 panic("REQ_CMP with QFRZN"); 2794 2795 error = 0; 2796 } 2797 bp->bio_error = error; 2798 if (error != 0) { 2799 bp->bio_resid = bp->bio_bcount; 2800 bp->bio_flags |= BIO_ERROR; 2801 } else { 2802 if (bp->bio_cmd == BIO_ZONE) 2803 adazonedone(periph, done_ccb); 2804 else if (state == ADA_CCB_TRIM) 2805 bp->bio_resid = 0; 2806 else 2807 bp->bio_resid = ataio->resid; 2808 2809 if ((bp->bio_resid > 0) 2810 && (bp->bio_cmd != BIO_ZONE)) 2811 bp->bio_flags |= BIO_ERROR; 2812 } 2813 softc->outstanding_cmds--; 2814 if (softc->outstanding_cmds == 0) 2815 softc->flags |= ADA_FLAG_WAS_OTAG; 2816 2817 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb); 2818 xpt_release_ccb(done_ccb); 2819 if (state == ADA_CCB_TRIM) { 2820 TAILQ_HEAD(, bio) queue; 2821 struct bio *bp1; 2822 2823 TAILQ_INIT(&queue); 2824 TAILQ_CONCAT(&queue, &softc->trim_req.bps, bio_queue); 2825 /* 2826 * Normally, the xpt_release_ccb() above would make sure 2827 * that when we have more work to do, that work would 2828 * get kicked off. However, we specifically keep 2829 * trim_running set to 0 before the call above to allow 2830 * other I/O to progress when many BIO_DELETE requests 2831 * are pushed down. We set trim_running to 0 and call 2832 * daschedule again so that we don't stall if there are 2833 * no other I/Os pending apart from BIO_DELETEs. 2834 */ 2835 cam_iosched_trim_done(softc->cam_iosched); 2836 adaschedule(periph); 2837 cam_periph_unlock(periph); 2838 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 2839 TAILQ_REMOVE(&queue, bp1, bio_queue); 2840 bp1->bio_error = error; 2841 if (error != 0) { 2842 bp1->bio_flags |= BIO_ERROR; 2843 bp1->bio_resid = bp1->bio_bcount; 2844 } else 2845 bp1->bio_resid = 0; 2846 biodone(bp1); 2847 } 2848 } else { 2849 adaschedule(periph); 2850 cam_periph_unlock(periph); 2851 biodone(bp); 2852 } 2853 return; 2854 } 2855 case ADA_CCB_RAHEAD: 2856 { 2857 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2858 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2859 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2860 cam_release_devq(path, 0, 0, 0, FALSE); 2861 return; 2862 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2863 cam_release_devq(path, 2864 /*relsim_flags*/0, 2865 /*reduction*/0, 2866 /*timeout*/0, 2867 /*getcount_only*/0); 2868 } 2869 } 2870 2871 /* 2872 * Since our peripheral may be invalidated by an error 2873 * above or an external event, we must release our CCB 2874 * before releasing the reference on the peripheral. 2875 * The peripheral will only go away once the last reference 2876 * is removed, and we need it around for the CCB release 2877 * operation. 2878 */ 2879 2880 xpt_release_ccb(done_ccb); 2881 softc->state = ADA_STATE_WCACHE; 2882 xpt_schedule(periph, priority); 2883 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2884 cam_release_devq(path, 0, 0, 0, FALSE); 2885 return; 2886 } 2887 case ADA_CCB_WCACHE: 2888 { 2889 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2890 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2891 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2892 cam_release_devq(path, 0, 0, 0, FALSE); 2893 return; 2894 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2895 cam_release_devq(path, 2896 /*relsim_flags*/0, 2897 /*reduction*/0, 2898 /*timeout*/0, 2899 /*getcount_only*/0); 2900 } 2901 } 2902 2903 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2904 cam_release_devq(path, 0, 0, 0, FALSE); 2905 2906 if ((softc->flags & ADA_FLAG_CAN_LOG) 2907 && (softc->zone_mode != ADA_ZONE_NONE)) { 2908 xpt_release_ccb(done_ccb); 2909 softc->state = ADA_STATE_LOGDIR; 2910 xpt_schedule(periph, priority); 2911 } else { 2912 adaprobedone(periph, done_ccb); 2913 } 2914 return; 2915 } 2916 case ADA_CCB_LOGDIR: 2917 { 2918 int error; 2919 2920 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 2921 error = 0; 2922 softc->valid_logdir_len = 0; 2923 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir)); 2924 softc->valid_logdir_len = 2925 ataio->dxfer_len - ataio->resid; 2926 if (softc->valid_logdir_len > 0) 2927 bcopy(ataio->data_ptr, &softc->ata_logdir, 2928 min(softc->valid_logdir_len, 2929 sizeof(softc->ata_logdir))); 2930 /* 2931 * Figure out whether the Identify Device log is 2932 * supported. The General Purpose log directory 2933 * has a header, and lists the number of pages 2934 * available for each GP log identified by the 2935 * offset into the list. 2936 */ 2937 if ((softc->valid_logdir_len >= 2938 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t))) 2939 && (le16dec(softc->ata_logdir.header) == 2940 ATA_GP_LOG_DIR_VERSION) 2941 && (le16dec(&softc->ata_logdir.num_pages[ 2942 (ATA_IDENTIFY_DATA_LOG * 2943 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){ 2944 softc->flags |= ADA_FLAG_CAN_IDLOG; 2945 } else { 2946 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 2947 } 2948 } else { 2949 error = adaerror(done_ccb, CAM_RETRY_SELTO, 2950 SF_RETRY_UA|SF_NO_PRINT); 2951 if (error == ERESTART) 2952 return; 2953 else if (error != 0) { 2954 /* 2955 * If we can't get the ATA log directory, 2956 * then ATA logs are effectively not 2957 * supported even if the bit is set in the 2958 * identify data. 2959 */ 2960 softc->flags &= ~(ADA_FLAG_CAN_LOG | 2961 ADA_FLAG_CAN_IDLOG); 2962 if ((done_ccb->ccb_h.status & 2963 CAM_DEV_QFRZN) != 0) { 2964 /* Don't wedge this device's queue */ 2965 cam_release_devq(done_ccb->ccb_h.path, 2966 /*relsim_flags*/0, 2967 /*reduction*/0, 2968 /*timeout*/0, 2969 /*getcount_only*/0); 2970 } 2971 } 2972 2973 2974 } 2975 2976 free(ataio->data_ptr, M_ATADA); 2977 2978 if ((error == 0) 2979 && (softc->flags & ADA_FLAG_CAN_IDLOG)) { 2980 softc->state = ADA_STATE_IDDIR; 2981 xpt_release_ccb(done_ccb); 2982 xpt_schedule(periph, priority); 2983 } else 2984 adaprobedone(periph, done_ccb); 2985 2986 return; 2987 } 2988 case ADA_CCB_IDDIR: { 2989 int error; 2990 2991 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 2992 off_t entries_offset, max_entries; 2993 error = 0; 2994 2995 softc->valid_iddir_len = 0; 2996 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir)); 2997 softc->flags &= ~(ADA_FLAG_CAN_SUPCAP | 2998 ADA_FLAG_CAN_ZONE); 2999 softc->valid_iddir_len = 3000 ataio->dxfer_len - ataio->resid; 3001 if (softc->valid_iddir_len > 0) 3002 bcopy(ataio->data_ptr, &softc->ata_iddir, 3003 min(softc->valid_iddir_len, 3004 sizeof(softc->ata_iddir))); 3005 3006 entries_offset = 3007 __offsetof(struct ata_identify_log_pages,entries); 3008 max_entries = softc->valid_iddir_len - entries_offset; 3009 if ((softc->valid_iddir_len > (entries_offset + 1)) 3010 && (le64dec(softc->ata_iddir.header) == 3011 ATA_IDLOG_REVISION) 3012 && (softc->ata_iddir.entry_count > 0)) { 3013 int num_entries, i; 3014 3015 num_entries = softc->ata_iddir.entry_count; 3016 num_entries = min(num_entries, 3017 softc->valid_iddir_len - entries_offset); 3018 for (i = 0; i < num_entries && 3019 i < max_entries; i++) { 3020 if (softc->ata_iddir.entries[i] == 3021 ATA_IDL_SUP_CAP) 3022 softc->flags |= 3023 ADA_FLAG_CAN_SUPCAP; 3024 else if (softc->ata_iddir.entries[i]== 3025 ATA_IDL_ZDI) 3026 softc->flags |= 3027 ADA_FLAG_CAN_ZONE; 3028 3029 if ((softc->flags & 3030 ADA_FLAG_CAN_SUPCAP) 3031 && (softc->flags & 3032 ADA_FLAG_CAN_ZONE)) 3033 break; 3034 } 3035 } 3036 } else { 3037 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3038 SF_RETRY_UA|SF_NO_PRINT); 3039 if (error == ERESTART) 3040 return; 3041 else if (error != 0) { 3042 /* 3043 * If we can't get the ATA Identify Data log 3044 * directory, then it effectively isn't 3045 * supported even if the ATA Log directory 3046 * a non-zero number of pages present for 3047 * this log. 3048 */ 3049 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3050 if ((done_ccb->ccb_h.status & 3051 CAM_DEV_QFRZN) != 0) { 3052 /* Don't wedge this device's queue */ 3053 cam_release_devq(done_ccb->ccb_h.path, 3054 /*relsim_flags*/0, 3055 /*reduction*/0, 3056 /*timeout*/0, 3057 /*getcount_only*/0); 3058 } 3059 } 3060 } 3061 3062 free(ataio->data_ptr, M_ATADA); 3063 3064 if ((error == 0) 3065 && (softc->flags & ADA_FLAG_CAN_SUPCAP)) { 3066 softc->state = ADA_STATE_SUP_CAP; 3067 xpt_release_ccb(done_ccb); 3068 xpt_schedule(periph, priority); 3069 } else 3070 adaprobedone(periph, done_ccb); 3071 return; 3072 } 3073 case ADA_CCB_SUP_CAP: { 3074 int error; 3075 3076 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3077 uint32_t valid_len; 3078 size_t needed_size; 3079 struct ata_identify_log_sup_cap *sup_cap; 3080 error = 0; 3081 3082 sup_cap = (struct ata_identify_log_sup_cap *) 3083 ataio->data_ptr; 3084 valid_len = ataio->dxfer_len - ataio->resid; 3085 needed_size = 3086 __offsetof(struct ata_identify_log_sup_cap, 3087 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap); 3088 if (valid_len >= needed_size) { 3089 uint64_t zoned, zac_cap; 3090 3091 zoned = le64dec(sup_cap->zoned_cap); 3092 if (zoned & ATA_ZONED_VALID) { 3093 /* 3094 * This should have already been 3095 * set, because this is also in the 3096 * ATA identify data. 3097 */ 3098 if ((zoned & ATA_ZONED_MASK) == 3099 ATA_SUPPORT_ZONE_HOST_AWARE) 3100 softc->zone_mode = 3101 ADA_ZONE_HOST_AWARE; 3102 else if ((zoned & ATA_ZONED_MASK) == 3103 ATA_SUPPORT_ZONE_DEV_MANAGED) 3104 softc->zone_mode = 3105 ADA_ZONE_DRIVE_MANAGED; 3106 } 3107 3108 zac_cap = le64dec(sup_cap->sup_zac_cap); 3109 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) { 3110 if (zac_cap & ATA_REPORT_ZONES_SUP) 3111 softc->zone_flags |= 3112 ADA_ZONE_FLAG_RZ_SUP; 3113 if (zac_cap & ATA_ND_OPEN_ZONE_SUP) 3114 softc->zone_flags |= 3115 ADA_ZONE_FLAG_OPEN_SUP; 3116 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP) 3117 softc->zone_flags |= 3118 ADA_ZONE_FLAG_CLOSE_SUP; 3119 if (zac_cap & ATA_ND_FINISH_ZONE_SUP) 3120 softc->zone_flags |= 3121 ADA_ZONE_FLAG_FINISH_SUP; 3122 if (zac_cap & ATA_ND_RWP_SUP) 3123 softc->zone_flags |= 3124 ADA_ZONE_FLAG_RWP_SUP; 3125 } else { 3126 /* 3127 * This field was introduced in 3128 * ACS-4, r08 on April 28th, 2015. 3129 * If the drive firmware was written 3130 * to an earlier spec, it won't have 3131 * the field. So, assume all 3132 * commands are supported. 3133 */ 3134 softc->zone_flags |= 3135 ADA_ZONE_FLAG_SUP_MASK; 3136 } 3137 3138 } 3139 } else { 3140 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3141 SF_RETRY_UA|SF_NO_PRINT); 3142 if (error == ERESTART) 3143 return; 3144 else if (error != 0) { 3145 /* 3146 * If we can't get the ATA Identify Data 3147 * Supported Capabilities page, clear the 3148 * flag... 3149 */ 3150 softc->flags &= ~ADA_FLAG_CAN_SUPCAP; 3151 /* 3152 * And clear zone capabilities. 3153 */ 3154 softc->zone_flags &= ~ADA_ZONE_FLAG_SUP_MASK; 3155 if ((done_ccb->ccb_h.status & 3156 CAM_DEV_QFRZN) != 0) { 3157 /* Don't wedge this device's queue */ 3158 cam_release_devq(done_ccb->ccb_h.path, 3159 /*relsim_flags*/0, 3160 /*reduction*/0, 3161 /*timeout*/0, 3162 /*getcount_only*/0); 3163 } 3164 } 3165 } 3166 3167 free(ataio->data_ptr, M_ATADA); 3168 3169 if ((error == 0) 3170 && (softc->flags & ADA_FLAG_CAN_ZONE)) { 3171 softc->state = ADA_STATE_ZONE; 3172 xpt_release_ccb(done_ccb); 3173 xpt_schedule(periph, priority); 3174 } else 3175 adaprobedone(periph, done_ccb); 3176 return; 3177 } 3178 case ADA_CCB_ZONE: { 3179 int error; 3180 3181 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3182 struct ata_zoned_info_log *zi_log; 3183 uint32_t valid_len; 3184 size_t needed_size; 3185 3186 zi_log = (struct ata_zoned_info_log *)ataio->data_ptr; 3187 3188 valid_len = ataio->dxfer_len - ataio->resid; 3189 needed_size = __offsetof(struct ata_zoned_info_log, 3190 version_info) + 1 + sizeof(zi_log->version_info); 3191 if (valid_len >= needed_size) { 3192 uint64_t tmpvar; 3193 3194 tmpvar = le64dec(zi_log->zoned_cap); 3195 if (tmpvar & ATA_ZDI_CAP_VALID) { 3196 if (tmpvar & ATA_ZDI_CAP_URSWRZ) 3197 softc->zone_flags |= 3198 ADA_ZONE_FLAG_URSWRZ; 3199 else 3200 softc->zone_flags &= 3201 ~ADA_ZONE_FLAG_URSWRZ; 3202 } 3203 tmpvar = le64dec(zi_log->optimal_seq_zones); 3204 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) { 3205 softc->zone_flags |= 3206 ADA_ZONE_FLAG_OPT_SEQ_SET; 3207 softc->optimal_seq_zones = (tmpvar & 3208 ATA_ZDI_OPT_SEQ_MASK); 3209 } else { 3210 softc->zone_flags &= 3211 ~ADA_ZONE_FLAG_OPT_SEQ_SET; 3212 softc->optimal_seq_zones = 0; 3213 } 3214 3215 tmpvar =le64dec(zi_log->optimal_nonseq_zones); 3216 if (tmpvar & ATA_ZDI_OPT_NS_VALID) { 3217 softc->zone_flags |= 3218 ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3219 softc->optimal_nonseq_zones = 3220 (tmpvar & ATA_ZDI_OPT_NS_MASK); 3221 } else { 3222 softc->zone_flags &= 3223 ~ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3224 softc->optimal_nonseq_zones = 0; 3225 } 3226 3227 tmpvar = le64dec(zi_log->max_seq_req_zones); 3228 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) { 3229 softc->zone_flags |= 3230 ADA_ZONE_FLAG_MAX_SEQ_SET; 3231 softc->max_seq_zones = 3232 (tmpvar & ATA_ZDI_MAX_SEQ_MASK); 3233 } else { 3234 softc->zone_flags &= 3235 ~ADA_ZONE_FLAG_MAX_SEQ_SET; 3236 softc->max_seq_zones = 0; 3237 } 3238 } 3239 } else { 3240 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3241 SF_RETRY_UA|SF_NO_PRINT); 3242 if (error == ERESTART) 3243 return; 3244 else if (error != 0) { 3245 softc->flags &= ~ADA_FLAG_CAN_ZONE; 3246 softc->flags &= ~ADA_ZONE_FLAG_SET_MASK; 3247 3248 if ((done_ccb->ccb_h.status & 3249 CAM_DEV_QFRZN) != 0) { 3250 /* Don't wedge this device's queue */ 3251 cam_release_devq(done_ccb->ccb_h.path, 3252 /*relsim_flags*/0, 3253 /*reduction*/0, 3254 /*timeout*/0, 3255 /*getcount_only*/0); 3256 } 3257 } 3258 3259 } 3260 free(ataio->data_ptr, M_ATADA); 3261 3262 adaprobedone(periph, done_ccb); 3263 return; 3264 } 3265 case ADA_CCB_DUMP: 3266 /* No-op. We're polling */ 3267 return; 3268 default: 3269 break; 3270 } 3271 xpt_release_ccb(done_ccb); 3272 } 3273 3274 static int 3275 adaerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3276 { 3277 #ifdef CAM_IO_STATS 3278 struct ada_softc *softc; 3279 struct cam_periph *periph; 3280 3281 periph = xpt_path_periph(ccb->ccb_h.path); 3282 softc = (struct ada_softc *)periph->softc; 3283 3284 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 3285 case CAM_CMD_TIMEOUT: 3286 softc->timeouts++; 3287 break; 3288 case CAM_REQ_ABORTED: 3289 case CAM_REQ_CMP_ERR: 3290 case CAM_REQ_TERMIO: 3291 case CAM_UNREC_HBA_ERROR: 3292 case CAM_DATA_RUN_ERR: 3293 case CAM_ATA_STATUS_ERROR: 3294 softc->errors++; 3295 break; 3296 default: 3297 break; 3298 } 3299 #endif 3300 3301 return(cam_periph_error(ccb, cam_flags, sense_flags, NULL)); 3302 } 3303 3304 static void 3305 adagetparams(struct cam_periph *periph, struct ccb_getdev *cgd) 3306 { 3307 struct ada_softc *softc = (struct ada_softc *)periph->softc; 3308 struct disk_params *dp = &softc->params; 3309 u_int64_t lbasize48; 3310 u_int32_t lbasize; 3311 3312 dp->secsize = ata_logical_sector_size(&cgd->ident_data); 3313 if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 3314 cgd->ident_data.current_heads && cgd->ident_data.current_sectors) { 3315 dp->heads = cgd->ident_data.current_heads; 3316 dp->secs_per_track = cgd->ident_data.current_sectors; 3317 dp->cylinders = cgd->ident_data.cylinders; 3318 dp->sectors = (u_int32_t)cgd->ident_data.current_size_1 | 3319 ((u_int32_t)cgd->ident_data.current_size_2 << 16); 3320 } else { 3321 dp->heads = cgd->ident_data.heads; 3322 dp->secs_per_track = cgd->ident_data.sectors; 3323 dp->cylinders = cgd->ident_data.cylinders; 3324 dp->sectors = cgd->ident_data.cylinders * dp->heads * dp->secs_per_track; 3325 } 3326 lbasize = (u_int32_t)cgd->ident_data.lba_size_1 | 3327 ((u_int32_t)cgd->ident_data.lba_size_2 << 16); 3328 3329 /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 3330 if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 3331 dp->sectors = lbasize; 3332 3333 /* use the 48bit LBA size if valid */ 3334 lbasize48 = ((u_int64_t)cgd->ident_data.lba_size48_1) | 3335 ((u_int64_t)cgd->ident_data.lba_size48_2 << 16) | 3336 ((u_int64_t)cgd->ident_data.lba_size48_3 << 32) | 3337 ((u_int64_t)cgd->ident_data.lba_size48_4 << 48); 3338 if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 3339 lbasize48 > ATA_MAX_28BIT_LBA) 3340 dp->sectors = lbasize48; 3341 } 3342 3343 static void 3344 adasendorderedtag(void *arg) 3345 { 3346 struct ada_softc *softc = arg; 3347 3348 if (ada_send_ordered) { 3349 if (softc->outstanding_cmds > 0) { 3350 if ((softc->flags & ADA_FLAG_WAS_OTAG) == 0) 3351 softc->flags |= ADA_FLAG_NEED_OTAG; 3352 softc->flags &= ~ADA_FLAG_WAS_OTAG; 3353 } 3354 } 3355 /* Queue us up again */ 3356 callout_reset(&softc->sendordered_c, 3357 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 3358 adasendorderedtag, softc); 3359 } 3360 3361 /* 3362 * Step through all ADA peripheral drivers, and if the device is still open, 3363 * sync the disk cache to physical media. 3364 */ 3365 static void 3366 adaflush(void) 3367 { 3368 struct cam_periph *periph; 3369 struct ada_softc *softc; 3370 union ccb *ccb; 3371 int error; 3372 3373 CAM_PERIPH_FOREACH(periph, &adadriver) { 3374 softc = (struct ada_softc *)periph->softc; 3375 if (SCHEDULER_STOPPED()) { 3376 /* If we paniced with the lock held, do not recurse. */ 3377 if (!cam_periph_owned(periph) && 3378 (softc->flags & ADA_FLAG_OPEN)) { 3379 adadump(softc->disk, NULL, 0, 0, 0); 3380 } 3381 continue; 3382 } 3383 cam_periph_lock(periph); 3384 /* 3385 * We only sync the cache if the drive is still open, and 3386 * if the drive is capable of it.. 3387 */ 3388 if (((softc->flags & ADA_FLAG_OPEN) == 0) || 3389 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 3390 cam_periph_unlock(periph); 3391 continue; 3392 } 3393 3394 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3395 cam_fill_ataio(&ccb->ataio, 3396 0, 3397 adadone, 3398 CAM_DIR_NONE, 3399 0, 3400 NULL, 3401 0, 3402 ada_default_timeout*1000); 3403 if (softc->flags & ADA_FLAG_CAN_48BIT) 3404 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 3405 else 3406 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 3407 3408 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3409 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3410 softc->disk->d_devstat); 3411 if (error != 0) 3412 xpt_print(periph->path, "Synchronize cache failed\n"); 3413 xpt_release_ccb(ccb); 3414 cam_periph_unlock(periph); 3415 } 3416 } 3417 3418 static void 3419 adaspindown(uint8_t cmd, int flags) 3420 { 3421 struct cam_periph *periph; 3422 struct ada_softc *softc; 3423 union ccb *ccb; 3424 int error; 3425 3426 CAM_PERIPH_FOREACH(periph, &adadriver) { 3427 /* If we paniced with lock held - not recurse here. */ 3428 if (cam_periph_owned(periph)) 3429 continue; 3430 cam_periph_lock(periph); 3431 softc = (struct ada_softc *)periph->softc; 3432 /* 3433 * We only spin-down the drive if it is capable of it.. 3434 */ 3435 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3436 cam_periph_unlock(periph); 3437 continue; 3438 } 3439 3440 if (bootverbose) 3441 xpt_print(periph->path, "spin-down\n"); 3442 3443 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3444 cam_fill_ataio(&ccb->ataio, 3445 0, 3446 adadone, 3447 CAM_DIR_NONE | flags, 3448 0, 3449 NULL, 3450 0, 3451 ada_default_timeout*1000); 3452 ata_28bit_cmd(&ccb->ataio, cmd, 0, 0, 0); 3453 3454 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3455 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3456 softc->disk->d_devstat); 3457 if (error != 0) 3458 xpt_print(periph->path, "Spin-down disk failed\n"); 3459 xpt_release_ccb(ccb); 3460 cam_periph_unlock(periph); 3461 } 3462 } 3463 3464 static void 3465 adashutdown(void *arg, int howto) 3466 { 3467 3468 adaflush(); 3469 if (ada_spindown_shutdown != 0 && 3470 (howto & (RB_HALT | RB_POWEROFF)) != 0) 3471 adaspindown(ATA_STANDBY_IMMEDIATE, 0); 3472 } 3473 3474 static void 3475 adasuspend(void *arg) 3476 { 3477 3478 adaflush(); 3479 if (ada_spindown_suspend != 0) 3480 adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 3481 } 3482 3483 static void 3484 adaresume(void *arg) 3485 { 3486 struct cam_periph *periph; 3487 struct ada_softc *softc; 3488 3489 if (ada_spindown_suspend == 0) 3490 return; 3491 3492 CAM_PERIPH_FOREACH(periph, &adadriver) { 3493 cam_periph_lock(periph); 3494 softc = (struct ada_softc *)periph->softc; 3495 /* 3496 * We only spin-down the drive if it is capable of it.. 3497 */ 3498 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3499 cam_periph_unlock(periph); 3500 continue; 3501 } 3502 3503 if (bootverbose) 3504 xpt_print(periph->path, "resume\n"); 3505 3506 /* 3507 * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 3508 * sleep request. 3509 */ 3510 cam_release_devq(periph->path, 3511 /*relsim_flags*/0, 3512 /*openings*/0, 3513 /*timeout*/0, 3514 /*getcount_only*/0); 3515 3516 cam_periph_unlock(periph); 3517 } 3518 } 3519 3520 #endif /* _KERNEL */ 3521