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 S3610 Series SSDs 517 * 4k optimised & trim only works in 4k requests + 4k aligned 518 */ 519 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BX*", "*" }, 520 /*quirks*/ADA_Q_4K 521 }, 522 { 523 /* 524 * Intel X25-M Series SSDs 525 * 4k optimised & trim only works in 4k requests + 4k aligned 526 */ 527 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2M*", "*" }, 528 /*quirks*/ADA_Q_4K 529 }, 530 { 531 /* 532 * Kingston E100 Series SSDs 533 * 4k optimised & trim only works in 4k requests + 4k aligned 534 */ 535 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SE100S3*", "*" }, 536 /*quirks*/ADA_Q_4K 537 }, 538 { 539 /* 540 * Kingston HyperX 3k SSDs 541 * 4k optimised & trim only works in 4k requests + 4k aligned 542 */ 543 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SH103S3*", "*" }, 544 /*quirks*/ADA_Q_4K 545 }, 546 { 547 /* 548 * Marvell SSDs (entry taken from OpenSolaris) 549 * 4k optimised & trim only works in 4k requests + 4k aligned 550 */ 551 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MARVELL SD88SA02*", "*" }, 552 /*quirks*/ADA_Q_4K 553 }, 554 { 555 /* 556 * Micron M500 SSDs firmware MU07 557 * NCQ Trim works? 558 */ 559 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "MU07" }, 560 /*quirks*/0 561 }, 562 { 563 /* 564 * Micron M500 SSDs all other firmware 565 * NCQ Trim doesn't work 566 */ 567 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "*" }, 568 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 569 }, 570 { 571 /* 572 * Micron M5[15]0 SSDs 573 * NCQ Trim doesn't work, but only MU01 firmware 574 */ 575 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M5[15]0*", "MU01" }, 576 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 577 }, 578 { 579 /* 580 * Micron 5100 SSDs 581 * 4k optimised & trim only works in 4k requests + 4k aligned 582 */ 583 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron 5100 MTFDDAK*", "*" }, 584 /*quirks*/ADA_Q_4K 585 }, 586 { 587 /* 588 * OCZ Agility 2 SSDs 589 * 4k optimised & trim only works in 4k requests + 4k aligned 590 */ 591 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 592 /*quirks*/ADA_Q_4K 593 }, 594 { 595 /* 596 * OCZ Agility 3 SSDs 597 * 4k optimised & trim only works in 4k requests + 4k aligned 598 */ 599 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY3*", "*" }, 600 /*quirks*/ADA_Q_4K 601 }, 602 { 603 /* 604 * OCZ Deneva R Series SSDs 605 * 4k optimised & trim only works in 4k requests + 4k aligned 606 */ 607 { T_DIRECT, SIP_MEDIA_FIXED, "*", "DENRSTE251M45*", "*" }, 608 /*quirks*/ADA_Q_4K 609 }, 610 { 611 /* 612 * OCZ Vertex 2 SSDs (inc pro series) 613 * 4k optimised & trim only works in 4k requests + 4k aligned 614 */ 615 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ?VERTEX2*", "*" }, 616 /*quirks*/ADA_Q_4K 617 }, 618 { 619 /* 620 * OCZ Vertex 3 SSDs 621 * 4k optimised & trim only works in 4k requests + 4k aligned 622 */ 623 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX3*", "*" }, 624 /*quirks*/ADA_Q_4K 625 }, 626 { 627 /* 628 * OCZ Vertex 4 SSDs 629 * 4k optimised & trim only works in 4k requests + 4k aligned 630 */ 631 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX4*", "*" }, 632 /*quirks*/ADA_Q_4K 633 }, 634 { 635 /* 636 * Samsung 830 Series SSDs 637 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 638 */ 639 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD 830 Series*", "*" }, 640 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 641 }, 642 { 643 /* 644 * Samsung 840 SSDs 645 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 646 */ 647 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 840*", "*" }, 648 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 649 }, 650 { 651 /* 652 * Samsung 850 SSDs 653 * 4k optimised, NCQ TRIM broken (normal TRIM fine) 654 */ 655 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 850*", "*" }, 656 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 657 }, 658 { 659 /* 660 * Samsung SM863 Series SSDs (MZ7KM*) 661 * 4k optimised, NCQ believed to be working 662 */ 663 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7KM*", "*" }, 664 /*quirks*/ADA_Q_4K 665 }, 666 { 667 /* 668 * Samsung 843T Series SSDs (MZ7WD*) 669 * Samsung PM851 Series SSDs (MZ7TE*) 670 * Samsung PM853T Series SSDs (MZ7GE*) 671 * 4k optimised, NCQ believed to be broken since these are 672 * appear to be built with the same controllers as the 840/850. 673 */ 674 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7*", "*" }, 675 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 676 }, 677 { 678 /* 679 * Samsung PM851 Series SSDs Dell OEM 680 * device model "SAMSUNG SSD PM851 mSATA 256GB" 681 * 4k optimised, NCQ broken 682 */ 683 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD PM851*", "*" }, 684 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 685 }, 686 { 687 /* 688 * SuperTalent TeraDrive CT SSDs 689 * 4k optimised & trim only works in 4k requests + 4k aligned 690 */ 691 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FTM??CT25H*", "*" }, 692 /*quirks*/ADA_Q_4K 693 }, 694 { 695 /* 696 * XceedIOPS SATA SSDs 697 * 4k optimised 698 */ 699 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SG9XCS2D*", "*" }, 700 /*quirks*/ADA_Q_4K 701 }, 702 { 703 /* 704 * Samsung drive that doesn't support READ LOG EXT or 705 * READ LOG DMA EXT, despite reporting that it does in 706 * ATA identify data: 707 * SAMSUNG HD200HJ KF100-06 708 */ 709 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD200*", "*" }, 710 /*quirks*/ADA_Q_LOG_BROKEN 711 }, 712 { 713 /* 714 * Samsung drive that doesn't support READ LOG EXT or 715 * READ LOG DMA EXT, despite reporting that it does in 716 * ATA identify data: 717 * SAMSUNG HD501LJ CR100-10 718 */ 719 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD501*", "*" }, 720 /*quirks*/ADA_Q_LOG_BROKEN 721 }, 722 { 723 /* 724 * Seagate Lamarr 8TB Shingled Magnetic Recording (SMR) 725 * Drive Managed SATA hard drive. This drive doesn't report 726 * in firmware that it is a drive managed SMR drive. 727 */ 728 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST8000AS0002*", "*" }, 729 /*quirks*/ADA_Q_SMR_DM 730 }, 731 { 732 /* Default */ 733 { 734 T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 735 /*vendor*/"*", /*product*/"*", /*revision*/"*" 736 }, 737 /*quirks*/0 738 }, 739 }; 740 741 static disk_strategy_t adastrategy; 742 static dumper_t adadump; 743 static periph_init_t adainit; 744 static void adadiskgonecb(struct disk *dp); 745 static periph_oninv_t adaoninvalidate; 746 static periph_dtor_t adacleanup; 747 static void adaasync(void *callback_arg, u_int32_t code, 748 struct cam_path *path, void *arg); 749 static int adazonemodesysctl(SYSCTL_HANDLER_ARGS); 750 static int adazonesupsysctl(SYSCTL_HANDLER_ARGS); 751 static void adasysctlinit(void *context, int pending); 752 static int adagetattr(struct bio *bp); 753 static void adasetflags(struct ada_softc *softc, 754 struct ccb_getdev *cgd); 755 static periph_ctor_t adaregister; 756 static void ada_dsmtrim(struct ada_softc *softc, struct bio *bp, 757 struct ccb_ataio *ataio); 758 static void ada_cfaerase(struct ada_softc *softc, struct bio *bp, 759 struct ccb_ataio *ataio); 760 static int ada_zone_bio_to_ata(int disk_zone_cmd); 761 static int ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, 762 struct bio *bp, int *queue_ccb); 763 static periph_start_t adastart; 764 static void adaprobedone(struct cam_periph *periph, union ccb *ccb); 765 static void adazonedone(struct cam_periph *periph, union ccb *ccb); 766 static void adadone(struct cam_periph *periph, 767 union ccb *done_ccb); 768 static int adaerror(union ccb *ccb, u_int32_t cam_flags, 769 u_int32_t sense_flags); 770 static void adagetparams(struct cam_periph *periph, 771 struct ccb_getdev *cgd); 772 static timeout_t adasendorderedtag; 773 static void adashutdown(void *arg, int howto); 774 static void adasuspend(void *arg); 775 static void adaresume(void *arg); 776 777 #ifndef ADA_DEFAULT_TIMEOUT 778 #define ADA_DEFAULT_TIMEOUT 30 /* Timeout in seconds */ 779 #endif 780 781 #ifndef ADA_DEFAULT_RETRY 782 #define ADA_DEFAULT_RETRY 4 783 #endif 784 785 #ifndef ADA_DEFAULT_SEND_ORDERED 786 #define ADA_DEFAULT_SEND_ORDERED 1 787 #endif 788 789 #ifndef ADA_DEFAULT_SPINDOWN_SHUTDOWN 790 #define ADA_DEFAULT_SPINDOWN_SHUTDOWN 1 791 #endif 792 793 #ifndef ADA_DEFAULT_SPINDOWN_SUSPEND 794 #define ADA_DEFAULT_SPINDOWN_SUSPEND 1 795 #endif 796 797 #ifndef ADA_DEFAULT_READ_AHEAD 798 #define ADA_DEFAULT_READ_AHEAD 1 799 #endif 800 801 #ifndef ADA_DEFAULT_WRITE_CACHE 802 #define ADA_DEFAULT_WRITE_CACHE 1 803 #endif 804 805 #define ADA_RA (softc->read_ahead >= 0 ? \ 806 softc->read_ahead : ada_read_ahead) 807 #define ADA_WC (softc->write_cache >= 0 ? \ 808 softc->write_cache : ada_write_cache) 809 810 /* 811 * Most platforms map firmware geometry to actual, but some don't. If 812 * not overridden, default to nothing. 813 */ 814 #ifndef ata_disk_firmware_geom_adjust 815 #define ata_disk_firmware_geom_adjust(disk) 816 #endif 817 818 static int ada_retry_count = ADA_DEFAULT_RETRY; 819 static int ada_default_timeout = ADA_DEFAULT_TIMEOUT; 820 static int ada_send_ordered = ADA_DEFAULT_SEND_ORDERED; 821 static int ada_spindown_shutdown = ADA_DEFAULT_SPINDOWN_SHUTDOWN; 822 static int ada_spindown_suspend = ADA_DEFAULT_SPINDOWN_SUSPEND; 823 static int ada_read_ahead = ADA_DEFAULT_READ_AHEAD; 824 static int ada_write_cache = ADA_DEFAULT_WRITE_CACHE; 825 826 static SYSCTL_NODE(_kern_cam, OID_AUTO, ada, CTLFLAG_RD, 0, 827 "CAM Direct Access Disk driver"); 828 SYSCTL_INT(_kern_cam_ada, OID_AUTO, retry_count, CTLFLAG_RWTUN, 829 &ada_retry_count, 0, "Normal I/O retry count"); 830 SYSCTL_INT(_kern_cam_ada, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 831 &ada_default_timeout, 0, "Normal I/O timeout (in seconds)"); 832 SYSCTL_INT(_kern_cam_ada, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 833 &ada_send_ordered, 0, "Send Ordered Tags"); 834 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_shutdown, CTLFLAG_RWTUN, 835 &ada_spindown_shutdown, 0, "Spin down upon shutdown"); 836 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_suspend, CTLFLAG_RWTUN, 837 &ada_spindown_suspend, 0, "Spin down upon suspend"); 838 SYSCTL_INT(_kern_cam_ada, OID_AUTO, read_ahead, CTLFLAG_RWTUN, 839 &ada_read_ahead, 0, "Enable disk read-ahead"); 840 SYSCTL_INT(_kern_cam_ada, OID_AUTO, write_cache, CTLFLAG_RWTUN, 841 &ada_write_cache, 0, "Enable disk write cache"); 842 843 /* 844 * ADA_ORDEREDTAG_INTERVAL determines how often, relative 845 * to the default timeout, we check to see whether an ordered 846 * tagged transaction is appropriate to prevent simple tag 847 * starvation. Since we'd like to ensure that there is at least 848 * 1/2 of the timeout length left for a starved transaction to 849 * complete after we've sent an ordered tag, we must poll at least 850 * four times in every timeout period. This takes care of the worst 851 * case where a starved transaction starts during an interval that 852 * meets the requirement "don't send an ordered tag" test so it takes 853 * us two intervals to determine that a tag must be sent. 854 */ 855 #ifndef ADA_ORDEREDTAG_INTERVAL 856 #define ADA_ORDEREDTAG_INTERVAL 4 857 #endif 858 859 static struct periph_driver adadriver = 860 { 861 adainit, "ada", 862 TAILQ_HEAD_INITIALIZER(adadriver.units), /* generation */ 0 863 }; 864 865 static int adadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 866 867 PERIPHDRIVER_DECLARE(ada, adadriver); 868 869 static MALLOC_DEFINE(M_ATADA, "ata_da", "ata_da buffers"); 870 871 static int 872 adaopen(struct disk *dp) 873 { 874 struct cam_periph *periph; 875 struct ada_softc *softc; 876 int error; 877 878 periph = (struct cam_periph *)dp->d_drv1; 879 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 880 return(ENXIO); 881 } 882 883 cam_periph_lock(periph); 884 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 885 cam_periph_unlock(periph); 886 cam_periph_release(periph); 887 return (error); 888 } 889 890 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 891 ("adaopen\n")); 892 893 softc = (struct ada_softc *)periph->softc; 894 softc->flags |= ADA_FLAG_OPEN; 895 896 cam_periph_unhold(periph); 897 cam_periph_unlock(periph); 898 return (0); 899 } 900 901 static int 902 adaclose(struct disk *dp) 903 { 904 struct cam_periph *periph; 905 struct ada_softc *softc; 906 union ccb *ccb; 907 int error; 908 909 periph = (struct cam_periph *)dp->d_drv1; 910 softc = (struct ada_softc *)periph->softc; 911 cam_periph_lock(periph); 912 913 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 914 ("adaclose\n")); 915 916 /* We only sync the cache if the drive is capable of it. */ 917 if ((softc->flags & ADA_FLAG_DIRTY) != 0 && 918 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) != 0 && 919 (periph->flags & CAM_PERIPH_INVALID) == 0 && 920 cam_periph_hold(periph, PRIBIO) == 0) { 921 922 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 923 cam_fill_ataio(&ccb->ataio, 924 1, 925 adadone, 926 CAM_DIR_NONE, 927 0, 928 NULL, 929 0, 930 ada_default_timeout*1000); 931 932 if (softc->flags & ADA_FLAG_CAN_48BIT) 933 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 934 else 935 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 936 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 937 /*sense_flags*/0, softc->disk->d_devstat); 938 939 if (error != 0) 940 xpt_print(periph->path, "Synchronize cache failed\n"); 941 softc->flags &= ~ADA_FLAG_DIRTY; 942 xpt_release_ccb(ccb); 943 cam_periph_unhold(periph); 944 } 945 946 softc->flags &= ~ADA_FLAG_OPEN; 947 948 while (softc->refcount != 0) 949 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "adaclose", 1); 950 cam_periph_unlock(periph); 951 cam_periph_release(periph); 952 return (0); 953 } 954 955 static void 956 adaschedule(struct cam_periph *periph) 957 { 958 struct ada_softc *softc = (struct ada_softc *)periph->softc; 959 960 if (softc->state != ADA_STATE_NORMAL) 961 return; 962 963 cam_iosched_schedule(softc->cam_iosched, periph); 964 } 965 966 /* 967 * Actually translate the requested transfer into one the physical driver 968 * can understand. The transfer is described by a buf and will include 969 * only one physical transfer. 970 */ 971 static void 972 adastrategy(struct bio *bp) 973 { 974 struct cam_periph *periph; 975 struct ada_softc *softc; 976 977 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 978 softc = (struct ada_softc *)periph->softc; 979 980 cam_periph_lock(periph); 981 982 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastrategy(%p)\n", bp)); 983 984 /* 985 * If the device has been made invalid, error out 986 */ 987 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 988 cam_periph_unlock(periph); 989 biofinish(bp, NULL, ENXIO); 990 return; 991 } 992 993 /* 994 * Zone commands must be ordered, because they can depend on the 995 * effects of previously issued commands, and they may affect 996 * commands after them. 997 */ 998 if (bp->bio_cmd == BIO_ZONE) 999 bp->bio_flags |= BIO_ORDERED; 1000 1001 /* 1002 * Place it in the queue of disk activities for this disk 1003 */ 1004 cam_iosched_queue_work(softc->cam_iosched, bp); 1005 1006 /* 1007 * Schedule ourselves for performing the work. 1008 */ 1009 adaschedule(periph); 1010 cam_periph_unlock(periph); 1011 1012 return; 1013 } 1014 1015 static int 1016 adadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1017 { 1018 struct cam_periph *periph; 1019 struct ada_softc *softc; 1020 u_int secsize; 1021 union ccb ccb; 1022 struct disk *dp; 1023 uint64_t lba; 1024 uint16_t count; 1025 int error = 0; 1026 1027 dp = arg; 1028 periph = dp->d_drv1; 1029 softc = (struct ada_softc *)periph->softc; 1030 cam_periph_lock(periph); 1031 secsize = softc->params.secsize; 1032 lba = offset / secsize; 1033 count = length / secsize; 1034 1035 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1036 cam_periph_unlock(periph); 1037 return (ENXIO); 1038 } 1039 1040 if (length > 0) { 1041 xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1042 ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 1043 cam_fill_ataio(&ccb.ataio, 1044 0, 1045 adadone, 1046 CAM_DIR_OUT, 1047 0, 1048 (u_int8_t *) virtual, 1049 length, 1050 ada_default_timeout*1000); 1051 if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1052 (lba + count >= ATA_MAX_28BIT_LBA || 1053 count >= 256)) { 1054 ata_48bit_cmd(&ccb.ataio, ATA_WRITE_DMA48, 1055 0, lba, count); 1056 } else { 1057 ata_28bit_cmd(&ccb.ataio, ATA_WRITE_DMA, 1058 0, lba, count); 1059 } 1060 xpt_polled_action(&ccb); 1061 1062 error = cam_periph_error(&ccb, 1063 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1064 if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 1065 cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 1066 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1067 if (error != 0) 1068 printf("Aborting dump due to I/O error.\n"); 1069 1070 cam_periph_unlock(periph); 1071 return (error); 1072 } 1073 1074 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 1075 xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1076 1077 /* 1078 * Tell the drive to flush its internal cache. if we 1079 * can't flush in 5s we have big problems. No need to 1080 * wait the default 60s to detect problems. 1081 */ 1082 ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 1083 cam_fill_ataio(&ccb.ataio, 1084 0, 1085 adadone, 1086 CAM_DIR_NONE, 1087 0, 1088 NULL, 1089 0, 1090 5*1000); 1091 1092 if (softc->flags & ADA_FLAG_CAN_48BIT) 1093 ata_48bit_cmd(&ccb.ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1094 else 1095 ata_28bit_cmd(&ccb.ataio, ATA_FLUSHCACHE, 0, 0, 0); 1096 xpt_polled_action(&ccb); 1097 1098 error = cam_periph_error(&ccb, 1099 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1100 if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 1101 cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 1102 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1103 if (error != 0) 1104 xpt_print(periph->path, "Synchronize cache failed\n"); 1105 } 1106 cam_periph_unlock(periph); 1107 return (error); 1108 } 1109 1110 static void 1111 adainit(void) 1112 { 1113 cam_status status; 1114 1115 /* 1116 * Install a global async callback. This callback will 1117 * receive async callbacks like "new device found". 1118 */ 1119 status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 1120 1121 if (status != CAM_REQ_CMP) { 1122 printf("ada: Failed to attach master async callback " 1123 "due to status 0x%x!\n", status); 1124 } else if (ada_send_ordered) { 1125 1126 /* Register our event handlers */ 1127 if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 1128 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1129 printf("adainit: power event registration failed!\n"); 1130 if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 1131 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1132 printf("adainit: power event registration failed!\n"); 1133 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 1134 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1135 printf("adainit: shutdown event registration failed!\n"); 1136 } 1137 } 1138 1139 /* 1140 * Callback from GEOM, called when it has finished cleaning up its 1141 * resources. 1142 */ 1143 static void 1144 adadiskgonecb(struct disk *dp) 1145 { 1146 struct cam_periph *periph; 1147 1148 periph = (struct cam_periph *)dp->d_drv1; 1149 1150 cam_periph_release(periph); 1151 } 1152 1153 static void 1154 adaoninvalidate(struct cam_periph *periph) 1155 { 1156 struct ada_softc *softc; 1157 1158 softc = (struct ada_softc *)periph->softc; 1159 1160 /* 1161 * De-register any async callbacks. 1162 */ 1163 xpt_register_async(0, adaasync, periph, periph->path); 1164 #ifdef CAM_IO_STATS 1165 softc->invalidations++; 1166 #endif 1167 1168 /* 1169 * Return all queued I/O with ENXIO. 1170 * XXX Handle any transactions queued to the card 1171 * with XPT_ABORT_CCB. 1172 */ 1173 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO); 1174 1175 disk_gone(softc->disk); 1176 } 1177 1178 static void 1179 adacleanup(struct cam_periph *periph) 1180 { 1181 struct ada_softc *softc; 1182 1183 softc = (struct ada_softc *)periph->softc; 1184 1185 cam_periph_unlock(periph); 1186 1187 cam_iosched_fini(softc->cam_iosched); 1188 1189 /* 1190 * If we can't free the sysctl tree, oh well... 1191 */ 1192 if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0) { 1193 #ifdef CAM_IO_STATS 1194 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0) 1195 xpt_print(periph->path, 1196 "can't remove sysctl stats context\n"); 1197 #endif 1198 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0) 1199 xpt_print(periph->path, 1200 "can't remove sysctl context\n"); 1201 } 1202 1203 disk_destroy(softc->disk); 1204 callout_drain(&softc->sendordered_c); 1205 free(softc, M_DEVBUF); 1206 cam_periph_lock(periph); 1207 } 1208 1209 static void 1210 adasetdeletemethod(struct ada_softc *softc) 1211 { 1212 1213 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1214 softc->delete_method = ADA_DELETE_NCQ_DSM_TRIM; 1215 else if (softc->flags & ADA_FLAG_CAN_TRIM) 1216 softc->delete_method = ADA_DELETE_DSM_TRIM; 1217 else if ((softc->flags & ADA_FLAG_CAN_CFA) && !(softc->flags & ADA_FLAG_CAN_48BIT)) 1218 softc->delete_method = ADA_DELETE_CFA_ERASE; 1219 else 1220 softc->delete_method = ADA_DELETE_NONE; 1221 } 1222 1223 static void 1224 adaasync(void *callback_arg, u_int32_t code, 1225 struct cam_path *path, void *arg) 1226 { 1227 struct ccb_getdev cgd; 1228 struct cam_periph *periph; 1229 struct ada_softc *softc; 1230 1231 periph = (struct cam_periph *)callback_arg; 1232 switch (code) { 1233 case AC_FOUND_DEVICE: 1234 { 1235 struct ccb_getdev *cgd; 1236 cam_status status; 1237 1238 cgd = (struct ccb_getdev *)arg; 1239 if (cgd == NULL) 1240 break; 1241 1242 if (cgd->protocol != PROTO_ATA) 1243 break; 1244 1245 /* 1246 * Allocate a peripheral instance for 1247 * this device and start the probe 1248 * process. 1249 */ 1250 status = cam_periph_alloc(adaregister, adaoninvalidate, 1251 adacleanup, adastart, 1252 "ada", CAM_PERIPH_BIO, 1253 path, adaasync, 1254 AC_FOUND_DEVICE, cgd); 1255 1256 if (status != CAM_REQ_CMP 1257 && status != CAM_REQ_INPROG) 1258 printf("adaasync: Unable to attach to new device " 1259 "due to status 0x%x\n", status); 1260 break; 1261 } 1262 case AC_GETDEV_CHANGED: 1263 { 1264 softc = (struct ada_softc *)periph->softc; 1265 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1266 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1267 xpt_action((union ccb *)&cgd); 1268 1269 /* 1270 * Set/clear support flags based on the new Identify data. 1271 */ 1272 adasetflags(softc, &cgd); 1273 1274 cam_periph_async(periph, code, path, arg); 1275 break; 1276 } 1277 case AC_ADVINFO_CHANGED: 1278 { 1279 uintptr_t buftype; 1280 1281 buftype = (uintptr_t)arg; 1282 if (buftype == CDAI_TYPE_PHYS_PATH) { 1283 struct ada_softc *softc; 1284 1285 softc = periph->softc; 1286 disk_attr_changed(softc->disk, "GEOM::physpath", 1287 M_NOWAIT); 1288 } 1289 break; 1290 } 1291 case AC_SENT_BDR: 1292 case AC_BUS_RESET: 1293 { 1294 softc = (struct ada_softc *)periph->softc; 1295 cam_periph_async(periph, code, path, arg); 1296 if (softc->state != ADA_STATE_NORMAL) 1297 break; 1298 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1299 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1300 xpt_action((union ccb *)&cgd); 1301 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1302 softc->state = ADA_STATE_RAHEAD; 1303 else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1304 softc->state = ADA_STATE_WCACHE; 1305 else if ((softc->flags & ADA_FLAG_CAN_LOG) 1306 && (softc->zone_mode != ADA_ZONE_NONE)) 1307 softc->state = ADA_STATE_LOGDIR; 1308 else 1309 break; 1310 if (cam_periph_acquire(periph) != CAM_REQ_CMP) 1311 softc->state = ADA_STATE_NORMAL; 1312 else 1313 xpt_schedule(periph, CAM_PRIORITY_DEV); 1314 } 1315 default: 1316 cam_periph_async(periph, code, path, arg); 1317 break; 1318 } 1319 } 1320 1321 static int 1322 adazonemodesysctl(SYSCTL_HANDLER_ARGS) 1323 { 1324 char tmpbuf[40]; 1325 struct ada_softc *softc; 1326 int error; 1327 1328 softc = (struct ada_softc *)arg1; 1329 1330 switch (softc->zone_mode) { 1331 case ADA_ZONE_DRIVE_MANAGED: 1332 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed"); 1333 break; 1334 case ADA_ZONE_HOST_AWARE: 1335 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware"); 1336 break; 1337 case ADA_ZONE_HOST_MANAGED: 1338 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed"); 1339 break; 1340 case ADA_ZONE_NONE: 1341 default: 1342 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned"); 1343 break; 1344 } 1345 1346 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req); 1347 1348 return (error); 1349 } 1350 1351 static int 1352 adazonesupsysctl(SYSCTL_HANDLER_ARGS) 1353 { 1354 char tmpbuf[180]; 1355 struct ada_softc *softc; 1356 struct sbuf sb; 1357 int error, first; 1358 unsigned int i; 1359 1360 softc = (struct ada_softc *)arg1; 1361 1362 error = 0; 1363 first = 1; 1364 sbuf_new(&sb, tmpbuf, sizeof(tmpbuf), 0); 1365 1366 for (i = 0; i < sizeof(ada_zone_desc_table) / 1367 sizeof(ada_zone_desc_table[0]); i++) { 1368 if (softc->zone_flags & ada_zone_desc_table[i].value) { 1369 if (first == 0) 1370 sbuf_printf(&sb, ", "); 1371 else 1372 first = 0; 1373 sbuf_cat(&sb, ada_zone_desc_table[i].desc); 1374 } 1375 } 1376 1377 if (first == 1) 1378 sbuf_printf(&sb, "None"); 1379 1380 sbuf_finish(&sb); 1381 1382 error = sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req); 1383 1384 return (error); 1385 } 1386 1387 1388 static void 1389 adasysctlinit(void *context, int pending) 1390 { 1391 struct cam_periph *periph; 1392 struct ada_softc *softc; 1393 char tmpstr[80], tmpstr2[80]; 1394 1395 periph = (struct cam_periph *)context; 1396 1397 /* periph was held for us when this task was enqueued */ 1398 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1399 cam_periph_release(periph); 1400 return; 1401 } 1402 1403 softc = (struct ada_softc *)periph->softc; 1404 snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d",periph->unit_number); 1405 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1406 1407 sysctl_ctx_init(&softc->sysctl_ctx); 1408 softc->flags |= ADA_FLAG_SCTX_INIT; 1409 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx, 1410 SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1411 CTLFLAG_RD, 0, tmpstr, "device_index"); 1412 if (softc->sysctl_tree == NULL) { 1413 printf("adasysctlinit: unable to allocate sysctl tree\n"); 1414 cam_periph_release(periph); 1415 return; 1416 } 1417 1418 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1419 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RW, 1420 softc, 0, adadeletemethodsysctl, "A", 1421 "BIO_DELETE execution method"); 1422 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1423 OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1424 &softc->read_ahead, 0, "Enable disk read ahead."); 1425 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1426 OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1427 &softc->write_cache, 0, "Enable disk write cache."); 1428 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1429 OID_AUTO, "unmapped_io", CTLFLAG_RD | CTLFLAG_MPSAFE, 1430 &softc->unmappedio, 0, "Unmapped I/O leaf"); 1431 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1432 OID_AUTO, "rotating", CTLFLAG_RD | CTLFLAG_MPSAFE, 1433 &softc->rotating, 0, "Rotating media"); 1434 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1435 OID_AUTO, "zone_mode", CTLTYPE_STRING | CTLFLAG_RD, 1436 softc, 0, adazonemodesysctl, "A", 1437 "Zone Mode"); 1438 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1439 OID_AUTO, "zone_support", CTLTYPE_STRING | CTLFLAG_RD, 1440 softc, 0, adazonesupsysctl, "A", 1441 "Zone Support"); 1442 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1443 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1444 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones, 1445 "Optimal Number of Open Sequential Write Preferred Zones"); 1446 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1447 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1448 "optimal_nonseq_zones", CTLFLAG_RD, 1449 &softc->optimal_nonseq_zones, 1450 "Optimal Number of Non-Sequentially Written Sequential Write " 1451 "Preferred Zones"); 1452 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1453 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1454 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones, 1455 "Maximum Number of Open Sequential Write Required Zones"); 1456 1457 #ifdef ADA_TEST_FAILURE 1458 /* 1459 * Add a 'door bell' sysctl which allows one to set it from userland 1460 * and cause something bad to happen. For the moment, we only allow 1461 * whacking the next read or write. 1462 */ 1463 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1464 OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1465 &softc->force_read_error, 0, 1466 "Force a read error for the next N reads."); 1467 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1468 OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1469 &softc->force_write_error, 0, 1470 "Force a write error for the next N writes."); 1471 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1472 OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1473 &softc->periodic_read_error, 0, 1474 "Force a read error every N reads (don't set too low)."); 1475 #endif 1476 1477 #ifdef CAM_IO_STATS 1478 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx, 1479 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats", 1480 CTLFLAG_RD, 0, "Statistics"); 1481 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1482 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1483 OID_AUTO, "timeouts", CTLFLAG_RD | CTLFLAG_MPSAFE, 1484 &softc->timeouts, 0, 1485 "Device timeouts reported by the SIM"); 1486 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1487 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1488 OID_AUTO, "errors", CTLFLAG_RD | CTLFLAG_MPSAFE, 1489 &softc->errors, 0, 1490 "Transport errors reported by the SIM."); 1491 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1492 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1493 OID_AUTO, "pack_invalidations", CTLFLAG_RD | CTLFLAG_MPSAFE, 1494 &softc->invalidations, 0, 1495 "Device pack invalidations."); 1496 #endif 1497 1498 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx, 1499 softc->sysctl_tree); 1500 1501 cam_periph_release(periph); 1502 } 1503 1504 static int 1505 adagetattr(struct bio *bp) 1506 { 1507 int ret; 1508 struct cam_periph *periph; 1509 1510 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1511 cam_periph_lock(periph); 1512 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1513 periph->path); 1514 cam_periph_unlock(periph); 1515 if (ret == 0) 1516 bp->bio_completed = bp->bio_length; 1517 return ret; 1518 } 1519 1520 static int 1521 adadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 1522 { 1523 char buf[16]; 1524 const char *p; 1525 struct ada_softc *softc; 1526 int i, error, value, methods; 1527 1528 softc = (struct ada_softc *)arg1; 1529 1530 value = softc->delete_method; 1531 if (value < 0 || value > ADA_DELETE_MAX) 1532 p = "UNKNOWN"; 1533 else 1534 p = ada_delete_method_names[value]; 1535 strncpy(buf, p, sizeof(buf)); 1536 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 1537 if (error != 0 || req->newptr == NULL) 1538 return (error); 1539 methods = 1 << ADA_DELETE_DISABLE; 1540 if ((softc->flags & ADA_FLAG_CAN_CFA) && 1541 !(softc->flags & ADA_FLAG_CAN_48BIT)) 1542 methods |= 1 << ADA_DELETE_CFA_ERASE; 1543 if (softc->flags & ADA_FLAG_CAN_TRIM) 1544 methods |= 1 << ADA_DELETE_DSM_TRIM; 1545 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1546 methods |= 1 << ADA_DELETE_NCQ_DSM_TRIM; 1547 for (i = 0; i <= ADA_DELETE_MAX; i++) { 1548 if (!(methods & (1 << i)) || 1549 strcmp(buf, ada_delete_method_names[i]) != 0) 1550 continue; 1551 softc->delete_method = i; 1552 return (0); 1553 } 1554 return (EINVAL); 1555 } 1556 1557 static void 1558 adasetflags(struct ada_softc *softc, struct ccb_getdev *cgd) 1559 { 1560 if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1561 (cgd->inq_flags & SID_DMA)) 1562 softc->flags |= ADA_FLAG_CAN_DMA; 1563 else 1564 softc->flags &= ~ADA_FLAG_CAN_DMA; 1565 1566 if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1567 softc->flags |= ADA_FLAG_CAN_48BIT; 1568 if (cgd->inq_flags & SID_DMA48) 1569 softc->flags |= ADA_FLAG_CAN_DMA48; 1570 else 1571 softc->flags &= ~ADA_FLAG_CAN_DMA48; 1572 } else 1573 softc->flags &= ~(ADA_FLAG_CAN_48BIT | ADA_FLAG_CAN_DMA48); 1574 1575 if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1576 softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1577 else 1578 softc->flags &= ~ADA_FLAG_CAN_FLUSHCACHE; 1579 1580 if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1581 softc->flags |= ADA_FLAG_CAN_POWERMGT; 1582 else 1583 softc->flags &= ~ADA_FLAG_CAN_POWERMGT; 1584 1585 if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1586 (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1587 softc->flags |= ADA_FLAG_CAN_NCQ; 1588 else 1589 softc->flags &= ~ADA_FLAG_CAN_NCQ; 1590 1591 if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1592 (cgd->inq_flags & SID_DMA)) { 1593 softc->flags |= ADA_FLAG_CAN_TRIM; 1594 softc->trim_max_ranges = TRIM_MAX_RANGES; 1595 if (cgd->ident_data.max_dsm_blocks != 0) { 1596 softc->trim_max_ranges = 1597 min(cgd->ident_data.max_dsm_blocks * 1598 ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1599 } 1600 /* 1601 * If we can do RCVSND_FPDMA_QUEUED commands, we may be able 1602 * to do NCQ trims, if we support trims at all. We also need 1603 * support from the SIM to do things properly. Perhaps we 1604 * should look at log 13 dword 0 bit 0 and dword 1 bit 0 are 1605 * set too... 1606 */ 1607 if ((softc->quirks & ADA_Q_NCQ_TRIM_BROKEN) == 0 && 1608 (softc->flags & ADA_FLAG_PIM_ATA_EXT) != 0 && 1609 (cgd->ident_data.satacapabilities2 & 1610 ATA_SUPPORT_RCVSND_FPDMA_QUEUED) != 0 && 1611 (softc->flags & ADA_FLAG_CAN_TRIM) != 0) 1612 softc->flags |= ADA_FLAG_CAN_NCQ_TRIM; 1613 else 1614 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 1615 } else 1616 softc->flags &= ~(ADA_FLAG_CAN_TRIM | ADA_FLAG_CAN_NCQ_TRIM); 1617 1618 if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1619 softc->flags |= ADA_FLAG_CAN_CFA; 1620 else 1621 softc->flags &= ~ADA_FLAG_CAN_CFA; 1622 1623 /* 1624 * Now that we've set the appropriate flags, setup the delete 1625 * method. 1626 */ 1627 adasetdeletemethod(softc); 1628 1629 if ((cgd->ident_data.support.extension & ATA_SUPPORT_GENLOG) 1630 && ((softc->quirks & ADA_Q_LOG_BROKEN) == 0)) 1631 softc->flags |= ADA_FLAG_CAN_LOG; 1632 else 1633 softc->flags &= ~ADA_FLAG_CAN_LOG; 1634 1635 if ((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1636 ATA_SUPPORT_ZONE_HOST_AWARE) 1637 softc->zone_mode = ADA_ZONE_HOST_AWARE; 1638 else if (((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1639 ATA_SUPPORT_ZONE_DEV_MANAGED) 1640 || (softc->quirks & ADA_Q_SMR_DM)) 1641 softc->zone_mode = ADA_ZONE_DRIVE_MANAGED; 1642 else 1643 softc->zone_mode = ADA_ZONE_NONE; 1644 1645 if (cgd->ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1646 softc->flags |= ADA_FLAG_CAN_RAHEAD; 1647 else 1648 softc->flags &= ~ADA_FLAG_CAN_RAHEAD; 1649 1650 if (cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1651 softc->flags |= ADA_FLAG_CAN_WCACHE; 1652 else 1653 softc->flags &= ~ADA_FLAG_CAN_WCACHE; 1654 } 1655 1656 static cam_status 1657 adaregister(struct cam_periph *periph, void *arg) 1658 { 1659 struct ada_softc *softc; 1660 struct ccb_pathinq cpi; 1661 struct ccb_getdev *cgd; 1662 char announce_buf[80]; 1663 struct disk_params *dp; 1664 caddr_t match; 1665 u_int maxio; 1666 int quirks; 1667 1668 cgd = (struct ccb_getdev *)arg; 1669 if (cgd == NULL) { 1670 printf("adaregister: no getdev CCB, can't register device\n"); 1671 return(CAM_REQ_CMP_ERR); 1672 } 1673 1674 softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1675 M_NOWAIT|M_ZERO); 1676 1677 if (softc == NULL) { 1678 printf("adaregister: Unable to probe new device. " 1679 "Unable to allocate softc\n"); 1680 return(CAM_REQ_CMP_ERR); 1681 } 1682 1683 if (cam_iosched_init(&softc->cam_iosched, periph) != 0) { 1684 printf("adaregister: Unable to probe new device. " 1685 "Unable to allocate iosched memory\n"); 1686 free(softc, M_DEVBUF); 1687 return(CAM_REQ_CMP_ERR); 1688 } 1689 1690 periph->softc = softc; 1691 1692 /* 1693 * See if this device has any quirks. 1694 */ 1695 match = cam_quirkmatch((caddr_t)&cgd->ident_data, 1696 (caddr_t)ada_quirk_table, 1697 nitems(ada_quirk_table), 1698 sizeof(*ada_quirk_table), ata_identify_match); 1699 if (match != NULL) 1700 softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 1701 else 1702 softc->quirks = ADA_Q_NONE; 1703 1704 bzero(&cpi, sizeof(cpi)); 1705 xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NONE); 1706 cpi.ccb_h.func_code = XPT_PATH_INQ; 1707 xpt_action((union ccb *)&cpi); 1708 1709 TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 1710 1711 /* 1712 * Register this media as a disk 1713 */ 1714 (void)cam_periph_hold(periph, PRIBIO); 1715 cam_periph_unlock(periph); 1716 snprintf(announce_buf, sizeof(announce_buf), 1717 "kern.cam.ada.%d.quirks", periph->unit_number); 1718 quirks = softc->quirks; 1719 TUNABLE_INT_FETCH(announce_buf, &quirks); 1720 softc->quirks = quirks; 1721 softc->read_ahead = -1; 1722 snprintf(announce_buf, sizeof(announce_buf), 1723 "kern.cam.ada.%d.read_ahead", periph->unit_number); 1724 TUNABLE_INT_FETCH(announce_buf, &softc->read_ahead); 1725 softc->write_cache = -1; 1726 snprintf(announce_buf, sizeof(announce_buf), 1727 "kern.cam.ada.%d.write_cache", periph->unit_number); 1728 TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 1729 1730 /* 1731 * Set support flags based on the Identify data and quirks. 1732 */ 1733 adasetflags(softc, cgd); 1734 1735 /* Disable queue sorting for non-rotational media by default. */ 1736 if (cgd->ident_data.media_rotation_rate == ATA_RATE_NON_ROTATING) { 1737 softc->rotating = 0; 1738 } else { 1739 softc->rotating = 1; 1740 } 1741 cam_iosched_set_sort_queue(softc->cam_iosched, softc->rotating ? -1 : 0); 1742 adagetparams(periph, cgd); 1743 softc->disk = disk_alloc(); 1744 softc->disk->d_rotation_rate = cgd->ident_data.media_rotation_rate; 1745 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 1746 periph->unit_number, softc->params.secsize, 1747 DEVSTAT_ALL_SUPPORTED, 1748 DEVSTAT_TYPE_DIRECT | 1749 XPORT_DEVSTAT_TYPE(cpi.transport), 1750 DEVSTAT_PRIORITY_DISK); 1751 softc->disk->d_open = adaopen; 1752 softc->disk->d_close = adaclose; 1753 softc->disk->d_strategy = adastrategy; 1754 softc->disk->d_getattr = adagetattr; 1755 softc->disk->d_dump = adadump; 1756 softc->disk->d_gone = adadiskgonecb; 1757 softc->disk->d_name = "ada"; 1758 softc->disk->d_drv1 = periph; 1759 maxio = cpi.maxio; /* Honor max I/O size of SIM */ 1760 if (maxio == 0) 1761 maxio = DFLTPHYS; /* traditional default */ 1762 else if (maxio > MAXPHYS) 1763 maxio = MAXPHYS; /* for safety */ 1764 if (softc->flags & ADA_FLAG_CAN_48BIT) 1765 maxio = min(maxio, 65536 * softc->params.secsize); 1766 else /* 28bit ATA command limit */ 1767 maxio = min(maxio, 256 * softc->params.secsize); 1768 softc->disk->d_maxsize = maxio; 1769 softc->disk->d_unit = periph->unit_number; 1770 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE; 1771 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) 1772 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 1773 if (softc->flags & ADA_FLAG_CAN_TRIM) { 1774 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1775 softc->disk->d_delmaxsize = softc->params.secsize * 1776 ATA_DSM_RANGE_MAX * 1777 softc->trim_max_ranges; 1778 } else if ((softc->flags & ADA_FLAG_CAN_CFA) && 1779 !(softc->flags & ADA_FLAG_CAN_48BIT)) { 1780 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1781 softc->disk->d_delmaxsize = 256 * softc->params.secsize; 1782 } else 1783 softc->disk->d_delmaxsize = maxio; 1784 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) { 1785 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO; 1786 softc->unmappedio = 1; 1787 } 1788 if (cpi.hba_misc & PIM_ATA_EXT) 1789 softc->flags |= ADA_FLAG_PIM_ATA_EXT; 1790 strlcpy(softc->disk->d_descr, cgd->ident_data.model, 1791 MIN(sizeof(softc->disk->d_descr), sizeof(cgd->ident_data.model))); 1792 strlcpy(softc->disk->d_ident, cgd->ident_data.serial, 1793 MIN(sizeof(softc->disk->d_ident), sizeof(cgd->ident_data.serial))); 1794 softc->disk->d_hba_vendor = cpi.hba_vendor; 1795 softc->disk->d_hba_device = cpi.hba_device; 1796 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 1797 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 1798 1799 softc->disk->d_sectorsize = softc->params.secsize; 1800 softc->disk->d_mediasize = (off_t)softc->params.sectors * 1801 softc->params.secsize; 1802 if (ata_physical_sector_size(&cgd->ident_data) != 1803 softc->params.secsize) { 1804 softc->disk->d_stripesize = 1805 ata_physical_sector_size(&cgd->ident_data); 1806 softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 1807 ata_logical_sector_offset(&cgd->ident_data)) % 1808 softc->disk->d_stripesize; 1809 } else if (softc->quirks & ADA_Q_4K) { 1810 softc->disk->d_stripesize = 4096; 1811 softc->disk->d_stripeoffset = 0; 1812 } 1813 softc->disk->d_fwsectors = softc->params.secs_per_track; 1814 softc->disk->d_fwheads = softc->params.heads; 1815 ata_disk_firmware_geom_adjust(softc->disk); 1816 1817 /* 1818 * Acquire a reference to the periph before we register with GEOM. 1819 * We'll release this reference once GEOM calls us back (via 1820 * adadiskgonecb()) telling us that our provider has been freed. 1821 */ 1822 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 1823 xpt_print(periph->path, "%s: lost periph during " 1824 "registration!\n", __func__); 1825 cam_periph_lock(periph); 1826 return (CAM_REQ_CMP_ERR); 1827 } 1828 disk_create(softc->disk, DISK_VERSION); 1829 cam_periph_lock(periph); 1830 1831 dp = &softc->params; 1832 snprintf(announce_buf, sizeof(announce_buf), 1833 "%juMB (%ju %u byte sectors)", 1834 ((uintmax_t)dp->secsize * dp->sectors) / (1024 * 1024), 1835 (uintmax_t)dp->sectors, dp->secsize); 1836 xpt_announce_periph(periph, announce_buf); 1837 xpt_announce_quirks(periph, softc->quirks, ADA_Q_BIT_STRING); 1838 1839 /* 1840 * Create our sysctl variables, now that we know 1841 * we have successfully attached. 1842 */ 1843 if (cam_periph_acquire(periph) == CAM_REQ_CMP) 1844 taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1845 1846 /* 1847 * Add async callbacks for bus reset and 1848 * bus device reset calls. I don't bother 1849 * checking if this fails as, in most cases, 1850 * the system will function just fine without 1851 * them and the only alternative would be to 1852 * not attach the device on failure. 1853 */ 1854 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 1855 AC_GETDEV_CHANGED | AC_ADVINFO_CHANGED, 1856 adaasync, periph, periph->path); 1857 1858 /* 1859 * Schedule a periodic event to occasionally send an 1860 * ordered tag to a device. 1861 */ 1862 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 1863 callout_reset(&softc->sendordered_c, 1864 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1865 adasendorderedtag, softc); 1866 1867 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) { 1868 softc->state = ADA_STATE_RAHEAD; 1869 } else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) { 1870 softc->state = ADA_STATE_WCACHE; 1871 } else if ((softc->flags & ADA_FLAG_CAN_LOG) 1872 && (softc->zone_mode != ADA_ZONE_NONE)) { 1873 softc->state = ADA_STATE_LOGDIR; 1874 } else { 1875 /* 1876 * Nothing to probe, so we can just transition to the 1877 * normal state. 1878 */ 1879 adaprobedone(periph, NULL); 1880 return(CAM_REQ_CMP); 1881 } 1882 1883 xpt_schedule(periph, CAM_PRIORITY_DEV); 1884 1885 return(CAM_REQ_CMP); 1886 } 1887 1888 static int 1889 ada_dsmtrim_req_create(struct ada_softc *softc, struct bio *bp, struct trim_request *req) 1890 { 1891 uint64_t lastlba = (uint64_t)-1; 1892 int c, lastcount = 0, off, ranges = 0; 1893 1894 bzero(req, sizeof(*req)); 1895 TAILQ_INIT(&req->bps); 1896 do { 1897 uint64_t lba = bp->bio_pblkno; 1898 int count = bp->bio_bcount / softc->params.secsize; 1899 1900 /* Try to extend the previous range. */ 1901 if (lba == lastlba) { 1902 c = min(count, ATA_DSM_RANGE_MAX - lastcount); 1903 lastcount += c; 1904 off = (ranges - 1) * ATA_DSM_RANGE_SIZE; 1905 req->data[off + 6] = lastcount & 0xff; 1906 req->data[off + 7] = 1907 (lastcount >> 8) & 0xff; 1908 count -= c; 1909 lba += c; 1910 } 1911 1912 while (count > 0) { 1913 c = min(count, ATA_DSM_RANGE_MAX); 1914 off = ranges * ATA_DSM_RANGE_SIZE; 1915 req->data[off + 0] = lba & 0xff; 1916 req->data[off + 1] = (lba >> 8) & 0xff; 1917 req->data[off + 2] = (lba >> 16) & 0xff; 1918 req->data[off + 3] = (lba >> 24) & 0xff; 1919 req->data[off + 4] = (lba >> 32) & 0xff; 1920 req->data[off + 5] = (lba >> 40) & 0xff; 1921 req->data[off + 6] = c & 0xff; 1922 req->data[off + 7] = (c >> 8) & 0xff; 1923 lba += c; 1924 count -= c; 1925 lastcount = c; 1926 ranges++; 1927 /* 1928 * Its the caller's responsibility to ensure the 1929 * request will fit so we don't need to check for 1930 * overrun here 1931 */ 1932 } 1933 lastlba = lba; 1934 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 1935 1936 bp = cam_iosched_next_trim(softc->cam_iosched); 1937 if (bp == NULL) 1938 break; 1939 if (bp->bio_bcount / softc->params.secsize > 1940 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) { 1941 cam_iosched_put_back_trim(softc->cam_iosched, bp); 1942 break; 1943 } 1944 } while (1); 1945 1946 return (ranges); 1947 } 1948 1949 static void 1950 ada_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1951 { 1952 struct trim_request *req = &softc->trim_req; 1953 int ranges; 1954 1955 ranges = ada_dsmtrim_req_create(softc, bp, req); 1956 cam_fill_ataio(ataio, 1957 ada_retry_count, 1958 adadone, 1959 CAM_DIR_OUT, 1960 0, 1961 req->data, 1962 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1963 ada_default_timeout * 1000); 1964 ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 1965 ATA_DSM_TRIM, 0, howmany(ranges, ATA_DSM_BLK_RANGES)); 1966 } 1967 1968 static void 1969 ada_ncq_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1970 { 1971 struct trim_request *req = &softc->trim_req; 1972 int ranges; 1973 1974 ranges = ada_dsmtrim_req_create(softc, bp, req); 1975 cam_fill_ataio(ataio, 1976 ada_retry_count, 1977 adadone, 1978 CAM_DIR_OUT, 1979 0, 1980 req->data, 1981 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1982 ada_default_timeout * 1000); 1983 ata_ncq_cmd(ataio, 1984 ATA_SEND_FPDMA_QUEUED, 1985 0, 1986 howmany(ranges, ATA_DSM_BLK_RANGES)); 1987 ataio->cmd.sector_count_exp = ATA_SFPDMA_DSM; 1988 ataio->ata_flags |= ATA_FLAG_AUX; 1989 ataio->aux = 1; 1990 } 1991 1992 static void 1993 ada_cfaerase(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1994 { 1995 struct trim_request *req = &softc->trim_req; 1996 uint64_t lba = bp->bio_pblkno; 1997 uint16_t count = bp->bio_bcount / softc->params.secsize; 1998 1999 bzero(req, sizeof(*req)); 2000 TAILQ_INIT(&req->bps); 2001 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 2002 2003 cam_fill_ataio(ataio, 2004 ada_retry_count, 2005 adadone, 2006 CAM_DIR_NONE, 2007 0, 2008 NULL, 2009 0, 2010 ada_default_timeout*1000); 2011 2012 if (count >= 256) 2013 count = 0; 2014 ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 2015 } 2016 2017 static int 2018 ada_zone_bio_to_ata(int disk_zone_cmd) 2019 { 2020 switch (disk_zone_cmd) { 2021 case DISK_ZONE_OPEN: 2022 return ATA_ZM_OPEN_ZONE; 2023 case DISK_ZONE_CLOSE: 2024 return ATA_ZM_CLOSE_ZONE; 2025 case DISK_ZONE_FINISH: 2026 return ATA_ZM_FINISH_ZONE; 2027 case DISK_ZONE_RWP: 2028 return ATA_ZM_RWP; 2029 } 2030 2031 return -1; 2032 } 2033 2034 static int 2035 ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp, 2036 int *queue_ccb) 2037 { 2038 struct ada_softc *softc; 2039 int error; 2040 2041 error = 0; 2042 2043 if (bp->bio_cmd != BIO_ZONE) { 2044 error = EINVAL; 2045 goto bailout; 2046 } 2047 2048 softc = periph->softc; 2049 2050 switch (bp->bio_zone.zone_cmd) { 2051 case DISK_ZONE_OPEN: 2052 case DISK_ZONE_CLOSE: 2053 case DISK_ZONE_FINISH: 2054 case DISK_ZONE_RWP: { 2055 int zone_flags; 2056 int zone_sa; 2057 uint64_t lba; 2058 2059 zone_sa = ada_zone_bio_to_ata(bp->bio_zone.zone_cmd); 2060 if (zone_sa == -1) { 2061 xpt_print(periph->path, "Cannot translate zone " 2062 "cmd %#x to ATA\n", bp->bio_zone.zone_cmd); 2063 error = EINVAL; 2064 goto bailout; 2065 } 2066 2067 zone_flags = 0; 2068 lba = bp->bio_zone.zone_params.rwp.id; 2069 2070 if (bp->bio_zone.zone_params.rwp.flags & 2071 DISK_ZONE_RWP_FLAG_ALL) 2072 zone_flags |= ZBC_OUT_ALL; 2073 2074 ata_zac_mgmt_out(&ccb->ataio, 2075 /*retries*/ ada_retry_count, 2076 /*cbfcnp*/ adadone, 2077 /*use_ncq*/ (softc->flags & 2078 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2079 /*zm_action*/ zone_sa, 2080 /*zone_id*/ lba, 2081 /*zone_flags*/ zone_flags, 2082 /*sector_count*/ 0, 2083 /*data_ptr*/ NULL, 2084 /*dxfer_len*/ 0, 2085 /*timeout*/ ada_default_timeout * 1000); 2086 *queue_ccb = 1; 2087 2088 break; 2089 } 2090 case DISK_ZONE_REPORT_ZONES: { 2091 uint8_t *rz_ptr; 2092 uint32_t num_entries, alloc_size; 2093 struct disk_zone_report *rep; 2094 2095 rep = &bp->bio_zone.zone_params.report; 2096 2097 num_entries = rep->entries_allocated; 2098 if (num_entries == 0) { 2099 xpt_print(periph->path, "No entries allocated for " 2100 "Report Zones request\n"); 2101 error = EINVAL; 2102 goto bailout; 2103 } 2104 alloc_size = sizeof(struct scsi_report_zones_hdr) + 2105 (sizeof(struct scsi_report_zones_desc) * num_entries); 2106 alloc_size = min(alloc_size, softc->disk->d_maxsize); 2107 rz_ptr = malloc(alloc_size, M_ATADA, M_NOWAIT | M_ZERO); 2108 if (rz_ptr == NULL) { 2109 xpt_print(periph->path, "Unable to allocate memory " 2110 "for Report Zones request\n"); 2111 error = ENOMEM; 2112 goto bailout; 2113 } 2114 2115 ata_zac_mgmt_in(&ccb->ataio, 2116 /*retries*/ ada_retry_count, 2117 /*cbcfnp*/ adadone, 2118 /*use_ncq*/ (softc->flags & 2119 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2120 /*zm_action*/ ATA_ZM_REPORT_ZONES, 2121 /*zone_id*/ rep->starting_id, 2122 /*zone_flags*/ rep->rep_options, 2123 /*data_ptr*/ rz_ptr, 2124 /*dxfer_len*/ alloc_size, 2125 /*timeout*/ ada_default_timeout * 1000); 2126 2127 /* 2128 * For BIO_ZONE, this isn't normally needed. However, it 2129 * is used by devstat_end_transaction_bio() to determine 2130 * how much data was transferred. 2131 */ 2132 /* 2133 * XXX KDM we have a problem. But I'm not sure how to fix 2134 * it. devstat uses bio_bcount - bio_resid to calculate 2135 * the amount of data transferred. The GEOM disk code 2136 * uses bio_length - bio_resid to calculate the amount of 2137 * data in bio_completed. We have different structure 2138 * sizes above and below the ada(4) driver. So, if we 2139 * use the sizes above, the amount transferred won't be 2140 * quite accurate for devstat. If we use different sizes 2141 * for bio_bcount and bio_length (above and below 2142 * respectively), then the residual needs to match one or 2143 * the other. Everything is calculated after the bio 2144 * leaves the driver, so changing the values around isn't 2145 * really an option. For now, just set the count to the 2146 * passed in length. This means that the calculations 2147 * above (e.g. bio_completed) will be correct, but the 2148 * amount of data reported to devstat will be slightly 2149 * under or overstated. 2150 */ 2151 bp->bio_bcount = bp->bio_length; 2152 2153 *queue_ccb = 1; 2154 2155 break; 2156 } 2157 case DISK_ZONE_GET_PARAMS: { 2158 struct disk_zone_disk_params *params; 2159 2160 params = &bp->bio_zone.zone_params.disk_params; 2161 bzero(params, sizeof(*params)); 2162 2163 switch (softc->zone_mode) { 2164 case ADA_ZONE_DRIVE_MANAGED: 2165 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED; 2166 break; 2167 case ADA_ZONE_HOST_AWARE: 2168 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE; 2169 break; 2170 case ADA_ZONE_HOST_MANAGED: 2171 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED; 2172 break; 2173 default: 2174 case ADA_ZONE_NONE: 2175 params->zone_mode = DISK_ZONE_MODE_NONE; 2176 break; 2177 } 2178 2179 if (softc->zone_flags & ADA_ZONE_FLAG_URSWRZ) 2180 params->flags |= DISK_ZONE_DISK_URSWRZ; 2181 2182 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_SEQ_SET) { 2183 params->optimal_seq_zones = softc->optimal_seq_zones; 2184 params->flags |= DISK_ZONE_OPT_SEQ_SET; 2185 } 2186 2187 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_NONSEQ_SET) { 2188 params->optimal_nonseq_zones = 2189 softc->optimal_nonseq_zones; 2190 params->flags |= DISK_ZONE_OPT_NONSEQ_SET; 2191 } 2192 2193 if (softc->zone_flags & ADA_ZONE_FLAG_MAX_SEQ_SET) { 2194 params->max_seq_zones = softc->max_seq_zones; 2195 params->flags |= DISK_ZONE_MAX_SEQ_SET; 2196 } 2197 if (softc->zone_flags & ADA_ZONE_FLAG_RZ_SUP) 2198 params->flags |= DISK_ZONE_RZ_SUP; 2199 2200 if (softc->zone_flags & ADA_ZONE_FLAG_OPEN_SUP) 2201 params->flags |= DISK_ZONE_OPEN_SUP; 2202 2203 if (softc->zone_flags & ADA_ZONE_FLAG_CLOSE_SUP) 2204 params->flags |= DISK_ZONE_CLOSE_SUP; 2205 2206 if (softc->zone_flags & ADA_ZONE_FLAG_FINISH_SUP) 2207 params->flags |= DISK_ZONE_FINISH_SUP; 2208 2209 if (softc->zone_flags & ADA_ZONE_FLAG_RWP_SUP) 2210 params->flags |= DISK_ZONE_RWP_SUP; 2211 break; 2212 } 2213 default: 2214 break; 2215 } 2216 bailout: 2217 return (error); 2218 } 2219 2220 static void 2221 adastart(struct cam_periph *periph, union ccb *start_ccb) 2222 { 2223 struct ada_softc *softc = (struct ada_softc *)periph->softc; 2224 struct ccb_ataio *ataio = &start_ccb->ataio; 2225 2226 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastart\n")); 2227 2228 switch (softc->state) { 2229 case ADA_STATE_NORMAL: 2230 { 2231 struct bio *bp; 2232 u_int8_t tag_code; 2233 2234 bp = cam_iosched_next_bio(softc->cam_iosched); 2235 if (bp == NULL) { 2236 xpt_release_ccb(start_ccb); 2237 break; 2238 } 2239 2240 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2241 (bp->bio_cmd != BIO_DELETE && (softc->flags & ADA_FLAG_NEED_OTAG) != 0)) { 2242 softc->flags &= ~ADA_FLAG_NEED_OTAG; 2243 softc->flags |= ADA_FLAG_WAS_OTAG; 2244 tag_code = 0; 2245 } else { 2246 tag_code = 1; 2247 } 2248 switch (bp->bio_cmd) { 2249 case BIO_WRITE: 2250 case BIO_READ: 2251 { 2252 uint64_t lba = bp->bio_pblkno; 2253 uint16_t count = bp->bio_bcount / softc->params.secsize; 2254 void *data_ptr; 2255 int rw_op; 2256 2257 if (bp->bio_cmd == BIO_WRITE) { 2258 softc->flags |= ADA_FLAG_DIRTY; 2259 rw_op = CAM_DIR_OUT; 2260 } else { 2261 rw_op = CAM_DIR_IN; 2262 } 2263 2264 data_ptr = bp->bio_data; 2265 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) { 2266 rw_op |= CAM_DATA_BIO; 2267 data_ptr = bp; 2268 } 2269 2270 #ifdef ADA_TEST_FAILURE 2271 int fail = 0; 2272 2273 /* 2274 * Support the failure ioctls. If the command is a 2275 * read, and there are pending forced read errors, or 2276 * if a write and pending write errors, then fail this 2277 * operation with EIO. This is useful for testing 2278 * purposes. Also, support having every Nth read fail. 2279 * 2280 * This is a rather blunt tool. 2281 */ 2282 if (bp->bio_cmd == BIO_READ) { 2283 if (softc->force_read_error) { 2284 softc->force_read_error--; 2285 fail = 1; 2286 } 2287 if (softc->periodic_read_error > 0) { 2288 if (++softc->periodic_read_count >= 2289 softc->periodic_read_error) { 2290 softc->periodic_read_count = 0; 2291 fail = 1; 2292 } 2293 } 2294 } else { 2295 if (softc->force_write_error) { 2296 softc->force_write_error--; 2297 fail = 1; 2298 } 2299 } 2300 if (fail) { 2301 biofinish(bp, NULL, EIO); 2302 xpt_release_ccb(start_ccb); 2303 adaschedule(periph); 2304 return; 2305 } 2306 #endif 2307 KASSERT((bp->bio_flags & BIO_UNMAPPED) == 0 || 2308 round_page(bp->bio_bcount + bp->bio_ma_offset) / 2309 PAGE_SIZE == bp->bio_ma_n, 2310 ("Short bio %p", bp)); 2311 cam_fill_ataio(ataio, 2312 ada_retry_count, 2313 adadone, 2314 rw_op, 2315 0, 2316 data_ptr, 2317 bp->bio_bcount, 2318 ada_default_timeout*1000); 2319 2320 if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 2321 if (bp->bio_cmd == BIO_READ) { 2322 ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 2323 lba, count); 2324 } else { 2325 ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 2326 lba, count); 2327 } 2328 } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 2329 (lba + count >= ATA_MAX_28BIT_LBA || 2330 count > 256)) { 2331 if (softc->flags & ADA_FLAG_CAN_DMA48) { 2332 if (bp->bio_cmd == BIO_READ) { 2333 ata_48bit_cmd(ataio, ATA_READ_DMA48, 2334 0, lba, count); 2335 } else { 2336 ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 2337 0, lba, count); 2338 } 2339 } else { 2340 if (bp->bio_cmd == BIO_READ) { 2341 ata_48bit_cmd(ataio, ATA_READ_MUL48, 2342 0, lba, count); 2343 } else { 2344 ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 2345 0, lba, count); 2346 } 2347 } 2348 } else { 2349 if (count == 256) 2350 count = 0; 2351 if (softc->flags & ADA_FLAG_CAN_DMA) { 2352 if (bp->bio_cmd == BIO_READ) { 2353 ata_28bit_cmd(ataio, ATA_READ_DMA, 2354 0, lba, count); 2355 } else { 2356 ata_28bit_cmd(ataio, ATA_WRITE_DMA, 2357 0, lba, count); 2358 } 2359 } else { 2360 if (bp->bio_cmd == BIO_READ) { 2361 ata_28bit_cmd(ataio, ATA_READ_MUL, 2362 0, lba, count); 2363 } else { 2364 ata_28bit_cmd(ataio, ATA_WRITE_MUL, 2365 0, lba, count); 2366 } 2367 } 2368 } 2369 break; 2370 } 2371 case BIO_DELETE: 2372 switch (softc->delete_method) { 2373 case ADA_DELETE_NCQ_DSM_TRIM: 2374 ada_ncq_dsmtrim(softc, bp, ataio); 2375 break; 2376 case ADA_DELETE_DSM_TRIM: 2377 ada_dsmtrim(softc, bp, ataio); 2378 break; 2379 case ADA_DELETE_CFA_ERASE: 2380 ada_cfaerase(softc, bp, ataio); 2381 break; 2382 default: 2383 biofinish(bp, NULL, EOPNOTSUPP); 2384 xpt_release_ccb(start_ccb); 2385 adaschedule(periph); 2386 return; 2387 } 2388 start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 2389 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2390 cam_iosched_submit_trim(softc->cam_iosched); 2391 goto out; 2392 case BIO_FLUSH: 2393 cam_fill_ataio(ataio, 2394 1, 2395 adadone, 2396 CAM_DIR_NONE, 2397 0, 2398 NULL, 2399 0, 2400 ada_default_timeout*1000); 2401 2402 if (softc->flags & ADA_FLAG_CAN_48BIT) 2403 ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 2404 else 2405 ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 2406 break; 2407 case BIO_ZONE: { 2408 int error, queue_ccb; 2409 2410 queue_ccb = 0; 2411 2412 error = ada_zone_cmd(periph, start_ccb, bp, &queue_ccb); 2413 if ((error != 0) 2414 || (queue_ccb == 0)) { 2415 biofinish(bp, NULL, error); 2416 xpt_release_ccb(start_ccb); 2417 return; 2418 } 2419 break; 2420 } 2421 } 2422 start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 2423 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2424 out: 2425 start_ccb->ccb_h.ccb_bp = bp; 2426 softc->outstanding_cmds++; 2427 softc->refcount++; 2428 cam_periph_unlock(periph); 2429 xpt_action(start_ccb); 2430 cam_periph_lock(periph); 2431 softc->refcount--; 2432 2433 /* May have more work to do, so ensure we stay scheduled */ 2434 adaschedule(periph); 2435 break; 2436 } 2437 case ADA_STATE_RAHEAD: 2438 case ADA_STATE_WCACHE: 2439 { 2440 cam_fill_ataio(ataio, 2441 1, 2442 adadone, 2443 CAM_DIR_NONE, 2444 0, 2445 NULL, 2446 0, 2447 ada_default_timeout*1000); 2448 2449 if (softc->state == ADA_STATE_RAHEAD) { 2450 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_RA ? 2451 ATA_SF_ENAB_RCACHE : ATA_SF_DIS_RCACHE, 0, 0); 2452 start_ccb->ccb_h.ccb_state = ADA_CCB_RAHEAD; 2453 } else { 2454 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_WC ? 2455 ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 2456 start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 2457 } 2458 start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 2459 xpt_action(start_ccb); 2460 break; 2461 } 2462 case ADA_STATE_LOGDIR: 2463 { 2464 struct ata_gp_log_dir *log_dir; 2465 2466 if ((softc->flags & ADA_FLAG_CAN_LOG) == 0) { 2467 adaprobedone(periph, start_ccb); 2468 break; 2469 } 2470 2471 log_dir = malloc(sizeof(*log_dir), M_ATADA, M_NOWAIT|M_ZERO); 2472 if (log_dir == NULL) { 2473 xpt_print(periph->path, "Couldn't malloc log_dir " 2474 "data\n"); 2475 softc->state = ADA_STATE_NORMAL; 2476 xpt_release_ccb(start_ccb); 2477 break; 2478 } 2479 2480 2481 ata_read_log(ataio, 2482 /*retries*/1, 2483 /*cbfcnp*/adadone, 2484 /*log_address*/ ATA_LOG_DIRECTORY, 2485 /*page_number*/ 0, 2486 /*block_count*/ 1, 2487 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2488 CAM_ATAIO_DMA : 0, 2489 /*data_ptr*/ (uint8_t *)log_dir, 2490 /*dxfer_len*/sizeof(*log_dir), 2491 /*timeout*/ada_default_timeout*1000); 2492 2493 start_ccb->ccb_h.ccb_state = ADA_CCB_LOGDIR; 2494 xpt_action(start_ccb); 2495 break; 2496 } 2497 case ADA_STATE_IDDIR: 2498 { 2499 struct ata_identify_log_pages *id_dir; 2500 2501 id_dir = malloc(sizeof(*id_dir), M_ATADA, M_NOWAIT | M_ZERO); 2502 if (id_dir == NULL) { 2503 xpt_print(periph->path, "Couldn't malloc id_dir " 2504 "data\n"); 2505 adaprobedone(periph, start_ccb); 2506 break; 2507 } 2508 2509 ata_read_log(ataio, 2510 /*retries*/1, 2511 /*cbfcnp*/adadone, 2512 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2513 /*page_number*/ ATA_IDL_PAGE_LIST, 2514 /*block_count*/ 1, 2515 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2516 CAM_ATAIO_DMA : 0, 2517 /*data_ptr*/ (uint8_t *)id_dir, 2518 /*dxfer_len*/ sizeof(*id_dir), 2519 /*timeout*/ada_default_timeout*1000); 2520 2521 start_ccb->ccb_h.ccb_state = ADA_CCB_IDDIR; 2522 xpt_action(start_ccb); 2523 break; 2524 } 2525 case ADA_STATE_SUP_CAP: 2526 { 2527 struct ata_identify_log_sup_cap *sup_cap; 2528 2529 sup_cap = malloc(sizeof(*sup_cap), M_ATADA, M_NOWAIT|M_ZERO); 2530 if (sup_cap == NULL) { 2531 xpt_print(periph->path, "Couldn't malloc sup_cap " 2532 "data\n"); 2533 adaprobedone(periph, start_ccb); 2534 break; 2535 } 2536 2537 ata_read_log(ataio, 2538 /*retries*/1, 2539 /*cbfcnp*/adadone, 2540 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2541 /*page_number*/ ATA_IDL_SUP_CAP, 2542 /*block_count*/ 1, 2543 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2544 CAM_ATAIO_DMA : 0, 2545 /*data_ptr*/ (uint8_t *)sup_cap, 2546 /*dxfer_len*/ sizeof(*sup_cap), 2547 /*timeout*/ada_default_timeout*1000); 2548 2549 start_ccb->ccb_h.ccb_state = ADA_CCB_SUP_CAP; 2550 xpt_action(start_ccb); 2551 break; 2552 } 2553 case ADA_STATE_ZONE: 2554 { 2555 struct ata_zoned_info_log *ata_zone; 2556 2557 ata_zone = malloc(sizeof(*ata_zone), M_ATADA, M_NOWAIT|M_ZERO); 2558 if (ata_zone == NULL) { 2559 xpt_print(periph->path, "Couldn't malloc ata_zone " 2560 "data\n"); 2561 adaprobedone(periph, start_ccb); 2562 break; 2563 } 2564 2565 ata_read_log(ataio, 2566 /*retries*/1, 2567 /*cbfcnp*/adadone, 2568 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2569 /*page_number*/ ATA_IDL_ZDI, 2570 /*block_count*/ 1, 2571 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2572 CAM_ATAIO_DMA : 0, 2573 /*data_ptr*/ (uint8_t *)ata_zone, 2574 /*dxfer_len*/ sizeof(*ata_zone), 2575 /*timeout*/ada_default_timeout*1000); 2576 2577 start_ccb->ccb_h.ccb_state = ADA_CCB_ZONE; 2578 xpt_action(start_ccb); 2579 break; 2580 } 2581 } 2582 } 2583 2584 static void 2585 adaprobedone(struct cam_periph *periph, union ccb *ccb) 2586 { 2587 struct ada_softc *softc; 2588 2589 softc = (struct ada_softc *)periph->softc; 2590 2591 if (ccb != NULL) 2592 xpt_release_ccb(ccb); 2593 2594 softc->state = ADA_STATE_NORMAL; 2595 softc->flags |= ADA_FLAG_PROBED; 2596 adaschedule(periph); 2597 if ((softc->flags & ADA_FLAG_ANNOUNCED) == 0) { 2598 softc->flags |= ADA_FLAG_ANNOUNCED; 2599 cam_periph_unhold(periph); 2600 } else { 2601 cam_periph_release_locked(periph); 2602 } 2603 } 2604 2605 static void 2606 adazonedone(struct cam_periph *periph, union ccb *ccb) 2607 { 2608 struct ada_softc *softc; 2609 struct bio *bp; 2610 2611 softc = periph->softc; 2612 bp = (struct bio *)ccb->ccb_h.ccb_bp; 2613 2614 switch (bp->bio_zone.zone_cmd) { 2615 case DISK_ZONE_OPEN: 2616 case DISK_ZONE_CLOSE: 2617 case DISK_ZONE_FINISH: 2618 case DISK_ZONE_RWP: 2619 break; 2620 case DISK_ZONE_REPORT_ZONES: { 2621 uint32_t avail_len; 2622 struct disk_zone_report *rep; 2623 struct scsi_report_zones_hdr *hdr; 2624 struct scsi_report_zones_desc *desc; 2625 struct disk_zone_rep_entry *entry; 2626 uint32_t num_alloced, hdr_len, num_avail; 2627 uint32_t num_to_fill, i; 2628 2629 rep = &bp->bio_zone.zone_params.report; 2630 avail_len = ccb->ataio.dxfer_len - ccb->ataio.resid; 2631 /* 2632 * Note that bio_resid isn't normally used for zone 2633 * commands, but it is used by devstat_end_transaction_bio() 2634 * to determine how much data was transferred. Because 2635 * the size of the SCSI/ATA data structures is different 2636 * than the size of the BIO interface structures, the 2637 * amount of data actually transferred from the drive will 2638 * be different than the amount of data transferred to 2639 * the user. 2640 */ 2641 num_alloced = rep->entries_allocated; 2642 hdr = (struct scsi_report_zones_hdr *)ccb->ataio.data_ptr; 2643 if (avail_len < sizeof(*hdr)) { 2644 /* 2645 * Is there a better error than EIO here? We asked 2646 * for at least the header, and we got less than 2647 * that. 2648 */ 2649 bp->bio_error = EIO; 2650 bp->bio_flags |= BIO_ERROR; 2651 bp->bio_resid = bp->bio_bcount; 2652 break; 2653 } 2654 2655 hdr_len = le32dec(hdr->length); 2656 if (hdr_len > 0) 2657 rep->entries_available = hdr_len / sizeof(*desc); 2658 else 2659 rep->entries_available = 0; 2660 /* 2661 * NOTE: using the same values for the BIO version of the 2662 * same field as the SCSI/ATA values. This means we could 2663 * get some additional values that aren't defined in bio.h 2664 * if more values of the same field are defined later. 2665 */ 2666 rep->header.same = hdr->byte4 & SRZ_SAME_MASK; 2667 rep->header.maximum_lba = le64dec(hdr->maximum_lba); 2668 /* 2669 * If the drive reports no entries that match the query, 2670 * we're done. 2671 */ 2672 if (hdr_len == 0) { 2673 rep->entries_filled = 0; 2674 bp->bio_resid = bp->bio_bcount; 2675 break; 2676 } 2677 2678 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc), 2679 hdr_len / sizeof(*desc)); 2680 /* 2681 * If the drive didn't return any data, then we're done. 2682 */ 2683 if (num_avail == 0) { 2684 rep->entries_filled = 0; 2685 bp->bio_resid = bp->bio_bcount; 2686 break; 2687 } 2688 2689 num_to_fill = min(num_avail, rep->entries_allocated); 2690 /* 2691 * If the user didn't allocate any entries for us to fill, 2692 * we're done. 2693 */ 2694 if (num_to_fill == 0) { 2695 rep->entries_filled = 0; 2696 bp->bio_resid = bp->bio_bcount; 2697 break; 2698 } 2699 2700 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0]; 2701 i < num_to_fill; i++, desc++, entry++) { 2702 /* 2703 * NOTE: we're mapping the values here directly 2704 * from the SCSI/ATA bit definitions to the bio.h 2705 * definitions. There is also a warning in 2706 * disk_zone.h, but the impact is that if 2707 * additional values are added in the SCSI/ATA 2708 * specs these will be visible to consumers of 2709 * this interface. 2710 */ 2711 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK; 2712 entry->zone_condition = 2713 (desc->zone_flags & SRZ_ZONE_COND_MASK) >> 2714 SRZ_ZONE_COND_SHIFT; 2715 entry->zone_flags |= desc->zone_flags & 2716 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET); 2717 entry->zone_length = le64dec(desc->zone_length); 2718 entry->zone_start_lba = le64dec(desc->zone_start_lba); 2719 entry->write_pointer_lba = 2720 le64dec(desc->write_pointer_lba); 2721 } 2722 rep->entries_filled = num_to_fill; 2723 /* 2724 * Note that this residual is accurate from the user's 2725 * standpoint, but the amount transferred isn't accurate 2726 * from the standpoint of what actually came back from the 2727 * drive. 2728 */ 2729 bp->bio_resid = bp->bio_bcount - (num_to_fill * sizeof(*entry)); 2730 break; 2731 } 2732 case DISK_ZONE_GET_PARAMS: 2733 default: 2734 /* 2735 * In theory we should not get a GET_PARAMS bio, since it 2736 * should be handled without queueing the command to the 2737 * drive. 2738 */ 2739 panic("%s: Invalid zone command %d", __func__, 2740 bp->bio_zone.zone_cmd); 2741 break; 2742 } 2743 2744 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES) 2745 free(ccb->ataio.data_ptr, M_ATADA); 2746 } 2747 2748 2749 static void 2750 adadone(struct cam_periph *periph, union ccb *done_ccb) 2751 { 2752 struct ada_softc *softc; 2753 struct ccb_ataio *ataio; 2754 struct cam_path *path; 2755 uint32_t priority; 2756 int state; 2757 2758 softc = (struct ada_softc *)periph->softc; 2759 ataio = &done_ccb->ataio; 2760 path = done_ccb->ccb_h.path; 2761 priority = done_ccb->ccb_h.pinfo.priority; 2762 2763 CAM_DEBUG(path, CAM_DEBUG_TRACE, ("adadone\n")); 2764 2765 state = ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK; 2766 switch (state) { 2767 case ADA_CCB_BUFFER_IO: 2768 case ADA_CCB_TRIM: 2769 { 2770 struct bio *bp; 2771 int error; 2772 2773 cam_periph_lock(periph); 2774 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2775 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2776 error = adaerror(done_ccb, 0, 0); 2777 if (error == ERESTART) { 2778 /* A retry was scheduled, so just return. */ 2779 cam_periph_unlock(periph); 2780 return; 2781 } 2782 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2783 cam_release_devq(path, 2784 /*relsim_flags*/0, 2785 /*reduction*/0, 2786 /*timeout*/0, 2787 /*getcount_only*/0); 2788 /* 2789 * If we get an error on an NCQ DSM TRIM, fall back 2790 * to a non-NCQ DSM TRIM forever. Please note that if 2791 * CAN_NCQ_TRIM is set, CAN_TRIM is necessarily set too. 2792 * However, for this one trim, we treat it as advisory 2793 * and return success up the stack. 2794 */ 2795 if (state == ADA_CCB_TRIM && 2796 error != 0 && 2797 (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) != 0) { 2798 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 2799 error = 0; 2800 adasetdeletemethod(softc); 2801 } 2802 } else { 2803 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2804 panic("REQ_CMP with QFRZN"); 2805 2806 error = 0; 2807 } 2808 bp->bio_error = error; 2809 if (error != 0) { 2810 bp->bio_resid = bp->bio_bcount; 2811 bp->bio_flags |= BIO_ERROR; 2812 } else { 2813 if (bp->bio_cmd == BIO_ZONE) 2814 adazonedone(periph, done_ccb); 2815 else if (state == ADA_CCB_TRIM) 2816 bp->bio_resid = 0; 2817 else 2818 bp->bio_resid = ataio->resid; 2819 2820 if ((bp->bio_resid > 0) 2821 && (bp->bio_cmd != BIO_ZONE)) 2822 bp->bio_flags |= BIO_ERROR; 2823 } 2824 softc->outstanding_cmds--; 2825 if (softc->outstanding_cmds == 0) 2826 softc->flags |= ADA_FLAG_WAS_OTAG; 2827 2828 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb); 2829 xpt_release_ccb(done_ccb); 2830 if (state == ADA_CCB_TRIM) { 2831 TAILQ_HEAD(, bio) queue; 2832 struct bio *bp1; 2833 2834 TAILQ_INIT(&queue); 2835 TAILQ_CONCAT(&queue, &softc->trim_req.bps, bio_queue); 2836 /* 2837 * Normally, the xpt_release_ccb() above would make sure 2838 * that when we have more work to do, that work would 2839 * get kicked off. However, we specifically keep 2840 * trim_running set to 0 before the call above to allow 2841 * other I/O to progress when many BIO_DELETE requests 2842 * are pushed down. We set trim_running to 0 and call 2843 * daschedule again so that we don't stall if there are 2844 * no other I/Os pending apart from BIO_DELETEs. 2845 */ 2846 cam_iosched_trim_done(softc->cam_iosched); 2847 adaschedule(periph); 2848 cam_periph_unlock(periph); 2849 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 2850 TAILQ_REMOVE(&queue, bp1, bio_queue); 2851 bp1->bio_error = error; 2852 if (error != 0) { 2853 bp1->bio_flags |= BIO_ERROR; 2854 bp1->bio_resid = bp1->bio_bcount; 2855 } else 2856 bp1->bio_resid = 0; 2857 biodone(bp1); 2858 } 2859 } else { 2860 adaschedule(periph); 2861 cam_periph_unlock(periph); 2862 biodone(bp); 2863 } 2864 return; 2865 } 2866 case ADA_CCB_RAHEAD: 2867 { 2868 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2869 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2870 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2871 cam_release_devq(path, 0, 0, 0, FALSE); 2872 return; 2873 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2874 cam_release_devq(path, 2875 /*relsim_flags*/0, 2876 /*reduction*/0, 2877 /*timeout*/0, 2878 /*getcount_only*/0); 2879 } 2880 } 2881 2882 /* 2883 * Since our peripheral may be invalidated by an error 2884 * above or an external event, we must release our CCB 2885 * before releasing the reference on the peripheral. 2886 * The peripheral will only go away once the last reference 2887 * is removed, and we need it around for the CCB release 2888 * operation. 2889 */ 2890 2891 xpt_release_ccb(done_ccb); 2892 softc->state = ADA_STATE_WCACHE; 2893 xpt_schedule(periph, priority); 2894 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2895 cam_release_devq(path, 0, 0, 0, FALSE); 2896 return; 2897 } 2898 case ADA_CCB_WCACHE: 2899 { 2900 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2901 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2902 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2903 cam_release_devq(path, 0, 0, 0, FALSE); 2904 return; 2905 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2906 cam_release_devq(path, 2907 /*relsim_flags*/0, 2908 /*reduction*/0, 2909 /*timeout*/0, 2910 /*getcount_only*/0); 2911 } 2912 } 2913 2914 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2915 cam_release_devq(path, 0, 0, 0, FALSE); 2916 2917 if ((softc->flags & ADA_FLAG_CAN_LOG) 2918 && (softc->zone_mode != ADA_ZONE_NONE)) { 2919 xpt_release_ccb(done_ccb); 2920 softc->state = ADA_STATE_LOGDIR; 2921 xpt_schedule(periph, priority); 2922 } else { 2923 adaprobedone(periph, done_ccb); 2924 } 2925 return; 2926 } 2927 case ADA_CCB_LOGDIR: 2928 { 2929 int error; 2930 2931 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 2932 error = 0; 2933 softc->valid_logdir_len = 0; 2934 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir)); 2935 softc->valid_logdir_len = 2936 ataio->dxfer_len - ataio->resid; 2937 if (softc->valid_logdir_len > 0) 2938 bcopy(ataio->data_ptr, &softc->ata_logdir, 2939 min(softc->valid_logdir_len, 2940 sizeof(softc->ata_logdir))); 2941 /* 2942 * Figure out whether the Identify Device log is 2943 * supported. The General Purpose log directory 2944 * has a header, and lists the number of pages 2945 * available for each GP log identified by the 2946 * offset into the list. 2947 */ 2948 if ((softc->valid_logdir_len >= 2949 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t))) 2950 && (le16dec(softc->ata_logdir.header) == 2951 ATA_GP_LOG_DIR_VERSION) 2952 && (le16dec(&softc->ata_logdir.num_pages[ 2953 (ATA_IDENTIFY_DATA_LOG * 2954 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){ 2955 softc->flags |= ADA_FLAG_CAN_IDLOG; 2956 } else { 2957 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 2958 } 2959 } else { 2960 error = adaerror(done_ccb, CAM_RETRY_SELTO, 2961 SF_RETRY_UA|SF_NO_PRINT); 2962 if (error == ERESTART) 2963 return; 2964 else if (error != 0) { 2965 /* 2966 * If we can't get the ATA log directory, 2967 * then ATA logs are effectively not 2968 * supported even if the bit is set in the 2969 * identify data. 2970 */ 2971 softc->flags &= ~(ADA_FLAG_CAN_LOG | 2972 ADA_FLAG_CAN_IDLOG); 2973 if ((done_ccb->ccb_h.status & 2974 CAM_DEV_QFRZN) != 0) { 2975 /* Don't wedge this device's queue */ 2976 cam_release_devq(done_ccb->ccb_h.path, 2977 /*relsim_flags*/0, 2978 /*reduction*/0, 2979 /*timeout*/0, 2980 /*getcount_only*/0); 2981 } 2982 } 2983 2984 2985 } 2986 2987 free(ataio->data_ptr, M_ATADA); 2988 2989 if ((error == 0) 2990 && (softc->flags & ADA_FLAG_CAN_IDLOG)) { 2991 softc->state = ADA_STATE_IDDIR; 2992 xpt_release_ccb(done_ccb); 2993 xpt_schedule(periph, priority); 2994 } else 2995 adaprobedone(periph, done_ccb); 2996 2997 return; 2998 } 2999 case ADA_CCB_IDDIR: { 3000 int error; 3001 3002 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3003 off_t entries_offset, max_entries; 3004 error = 0; 3005 3006 softc->valid_iddir_len = 0; 3007 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir)); 3008 softc->flags &= ~(ADA_FLAG_CAN_SUPCAP | 3009 ADA_FLAG_CAN_ZONE); 3010 softc->valid_iddir_len = 3011 ataio->dxfer_len - ataio->resid; 3012 if (softc->valid_iddir_len > 0) 3013 bcopy(ataio->data_ptr, &softc->ata_iddir, 3014 min(softc->valid_iddir_len, 3015 sizeof(softc->ata_iddir))); 3016 3017 entries_offset = 3018 __offsetof(struct ata_identify_log_pages,entries); 3019 max_entries = softc->valid_iddir_len - entries_offset; 3020 if ((softc->valid_iddir_len > (entries_offset + 1)) 3021 && (le64dec(softc->ata_iddir.header) == 3022 ATA_IDLOG_REVISION) 3023 && (softc->ata_iddir.entry_count > 0)) { 3024 int num_entries, i; 3025 3026 num_entries = softc->ata_iddir.entry_count; 3027 num_entries = min(num_entries, 3028 softc->valid_iddir_len - entries_offset); 3029 for (i = 0; i < num_entries && 3030 i < max_entries; i++) { 3031 if (softc->ata_iddir.entries[i] == 3032 ATA_IDL_SUP_CAP) 3033 softc->flags |= 3034 ADA_FLAG_CAN_SUPCAP; 3035 else if (softc->ata_iddir.entries[i]== 3036 ATA_IDL_ZDI) 3037 softc->flags |= 3038 ADA_FLAG_CAN_ZONE; 3039 3040 if ((softc->flags & 3041 ADA_FLAG_CAN_SUPCAP) 3042 && (softc->flags & 3043 ADA_FLAG_CAN_ZONE)) 3044 break; 3045 } 3046 } 3047 } else { 3048 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3049 SF_RETRY_UA|SF_NO_PRINT); 3050 if (error == ERESTART) 3051 return; 3052 else if (error != 0) { 3053 /* 3054 * If we can't get the ATA Identify Data log 3055 * directory, then it effectively isn't 3056 * supported even if the ATA Log directory 3057 * a non-zero number of pages present for 3058 * this log. 3059 */ 3060 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3061 if ((done_ccb->ccb_h.status & 3062 CAM_DEV_QFRZN) != 0) { 3063 /* Don't wedge this device's queue */ 3064 cam_release_devq(done_ccb->ccb_h.path, 3065 /*relsim_flags*/0, 3066 /*reduction*/0, 3067 /*timeout*/0, 3068 /*getcount_only*/0); 3069 } 3070 } 3071 } 3072 3073 free(ataio->data_ptr, M_ATADA); 3074 3075 if ((error == 0) 3076 && (softc->flags & ADA_FLAG_CAN_SUPCAP)) { 3077 softc->state = ADA_STATE_SUP_CAP; 3078 xpt_release_ccb(done_ccb); 3079 xpt_schedule(periph, priority); 3080 } else 3081 adaprobedone(periph, done_ccb); 3082 return; 3083 } 3084 case ADA_CCB_SUP_CAP: { 3085 int error; 3086 3087 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3088 uint32_t valid_len; 3089 size_t needed_size; 3090 struct ata_identify_log_sup_cap *sup_cap; 3091 error = 0; 3092 3093 sup_cap = (struct ata_identify_log_sup_cap *) 3094 ataio->data_ptr; 3095 valid_len = ataio->dxfer_len - ataio->resid; 3096 needed_size = 3097 __offsetof(struct ata_identify_log_sup_cap, 3098 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap); 3099 if (valid_len >= needed_size) { 3100 uint64_t zoned, zac_cap; 3101 3102 zoned = le64dec(sup_cap->zoned_cap); 3103 if (zoned & ATA_ZONED_VALID) { 3104 /* 3105 * This should have already been 3106 * set, because this is also in the 3107 * ATA identify data. 3108 */ 3109 if ((zoned & ATA_ZONED_MASK) == 3110 ATA_SUPPORT_ZONE_HOST_AWARE) 3111 softc->zone_mode = 3112 ADA_ZONE_HOST_AWARE; 3113 else if ((zoned & ATA_ZONED_MASK) == 3114 ATA_SUPPORT_ZONE_DEV_MANAGED) 3115 softc->zone_mode = 3116 ADA_ZONE_DRIVE_MANAGED; 3117 } 3118 3119 zac_cap = le64dec(sup_cap->sup_zac_cap); 3120 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) { 3121 if (zac_cap & ATA_REPORT_ZONES_SUP) 3122 softc->zone_flags |= 3123 ADA_ZONE_FLAG_RZ_SUP; 3124 if (zac_cap & ATA_ND_OPEN_ZONE_SUP) 3125 softc->zone_flags |= 3126 ADA_ZONE_FLAG_OPEN_SUP; 3127 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP) 3128 softc->zone_flags |= 3129 ADA_ZONE_FLAG_CLOSE_SUP; 3130 if (zac_cap & ATA_ND_FINISH_ZONE_SUP) 3131 softc->zone_flags |= 3132 ADA_ZONE_FLAG_FINISH_SUP; 3133 if (zac_cap & ATA_ND_RWP_SUP) 3134 softc->zone_flags |= 3135 ADA_ZONE_FLAG_RWP_SUP; 3136 } else { 3137 /* 3138 * This field was introduced in 3139 * ACS-4, r08 on April 28th, 2015. 3140 * If the drive firmware was written 3141 * to an earlier spec, it won't have 3142 * the field. So, assume all 3143 * commands are supported. 3144 */ 3145 softc->zone_flags |= 3146 ADA_ZONE_FLAG_SUP_MASK; 3147 } 3148 3149 } 3150 } else { 3151 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3152 SF_RETRY_UA|SF_NO_PRINT); 3153 if (error == ERESTART) 3154 return; 3155 else if (error != 0) { 3156 /* 3157 * If we can't get the ATA Identify Data 3158 * Supported Capabilities page, clear the 3159 * flag... 3160 */ 3161 softc->flags &= ~ADA_FLAG_CAN_SUPCAP; 3162 /* 3163 * And clear zone capabilities. 3164 */ 3165 softc->zone_flags &= ~ADA_ZONE_FLAG_SUP_MASK; 3166 if ((done_ccb->ccb_h.status & 3167 CAM_DEV_QFRZN) != 0) { 3168 /* Don't wedge this device's queue */ 3169 cam_release_devq(done_ccb->ccb_h.path, 3170 /*relsim_flags*/0, 3171 /*reduction*/0, 3172 /*timeout*/0, 3173 /*getcount_only*/0); 3174 } 3175 } 3176 } 3177 3178 free(ataio->data_ptr, M_ATADA); 3179 3180 if ((error == 0) 3181 && (softc->flags & ADA_FLAG_CAN_ZONE)) { 3182 softc->state = ADA_STATE_ZONE; 3183 xpt_release_ccb(done_ccb); 3184 xpt_schedule(periph, priority); 3185 } else 3186 adaprobedone(periph, done_ccb); 3187 return; 3188 } 3189 case ADA_CCB_ZONE: { 3190 int error; 3191 3192 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3193 struct ata_zoned_info_log *zi_log; 3194 uint32_t valid_len; 3195 size_t needed_size; 3196 3197 zi_log = (struct ata_zoned_info_log *)ataio->data_ptr; 3198 3199 valid_len = ataio->dxfer_len - ataio->resid; 3200 needed_size = __offsetof(struct ata_zoned_info_log, 3201 version_info) + 1 + sizeof(zi_log->version_info); 3202 if (valid_len >= needed_size) { 3203 uint64_t tmpvar; 3204 3205 tmpvar = le64dec(zi_log->zoned_cap); 3206 if (tmpvar & ATA_ZDI_CAP_VALID) { 3207 if (tmpvar & ATA_ZDI_CAP_URSWRZ) 3208 softc->zone_flags |= 3209 ADA_ZONE_FLAG_URSWRZ; 3210 else 3211 softc->zone_flags &= 3212 ~ADA_ZONE_FLAG_URSWRZ; 3213 } 3214 tmpvar = le64dec(zi_log->optimal_seq_zones); 3215 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) { 3216 softc->zone_flags |= 3217 ADA_ZONE_FLAG_OPT_SEQ_SET; 3218 softc->optimal_seq_zones = (tmpvar & 3219 ATA_ZDI_OPT_SEQ_MASK); 3220 } else { 3221 softc->zone_flags &= 3222 ~ADA_ZONE_FLAG_OPT_SEQ_SET; 3223 softc->optimal_seq_zones = 0; 3224 } 3225 3226 tmpvar =le64dec(zi_log->optimal_nonseq_zones); 3227 if (tmpvar & ATA_ZDI_OPT_NS_VALID) { 3228 softc->zone_flags |= 3229 ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3230 softc->optimal_nonseq_zones = 3231 (tmpvar & ATA_ZDI_OPT_NS_MASK); 3232 } else { 3233 softc->zone_flags &= 3234 ~ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3235 softc->optimal_nonseq_zones = 0; 3236 } 3237 3238 tmpvar = le64dec(zi_log->max_seq_req_zones); 3239 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) { 3240 softc->zone_flags |= 3241 ADA_ZONE_FLAG_MAX_SEQ_SET; 3242 softc->max_seq_zones = 3243 (tmpvar & ATA_ZDI_MAX_SEQ_MASK); 3244 } else { 3245 softc->zone_flags &= 3246 ~ADA_ZONE_FLAG_MAX_SEQ_SET; 3247 softc->max_seq_zones = 0; 3248 } 3249 } 3250 } else { 3251 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3252 SF_RETRY_UA|SF_NO_PRINT); 3253 if (error == ERESTART) 3254 return; 3255 else if (error != 0) { 3256 softc->flags &= ~ADA_FLAG_CAN_ZONE; 3257 softc->flags &= ~ADA_ZONE_FLAG_SET_MASK; 3258 3259 if ((done_ccb->ccb_h.status & 3260 CAM_DEV_QFRZN) != 0) { 3261 /* Don't wedge this device's queue */ 3262 cam_release_devq(done_ccb->ccb_h.path, 3263 /*relsim_flags*/0, 3264 /*reduction*/0, 3265 /*timeout*/0, 3266 /*getcount_only*/0); 3267 } 3268 } 3269 3270 } 3271 free(ataio->data_ptr, M_ATADA); 3272 3273 adaprobedone(periph, done_ccb); 3274 return; 3275 } 3276 case ADA_CCB_DUMP: 3277 /* No-op. We're polling */ 3278 return; 3279 default: 3280 break; 3281 } 3282 xpt_release_ccb(done_ccb); 3283 } 3284 3285 static int 3286 adaerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3287 { 3288 #ifdef CAM_IO_STATS 3289 struct ada_softc *softc; 3290 struct cam_periph *periph; 3291 3292 periph = xpt_path_periph(ccb->ccb_h.path); 3293 softc = (struct ada_softc *)periph->softc; 3294 3295 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 3296 case CAM_CMD_TIMEOUT: 3297 softc->timeouts++; 3298 break; 3299 case CAM_REQ_ABORTED: 3300 case CAM_REQ_CMP_ERR: 3301 case CAM_REQ_TERMIO: 3302 case CAM_UNREC_HBA_ERROR: 3303 case CAM_DATA_RUN_ERR: 3304 case CAM_ATA_STATUS_ERROR: 3305 softc->errors++; 3306 break; 3307 default: 3308 break; 3309 } 3310 #endif 3311 3312 return(cam_periph_error(ccb, cam_flags, sense_flags, NULL)); 3313 } 3314 3315 static void 3316 adagetparams(struct cam_periph *periph, struct ccb_getdev *cgd) 3317 { 3318 struct ada_softc *softc = (struct ada_softc *)periph->softc; 3319 struct disk_params *dp = &softc->params; 3320 u_int64_t lbasize48; 3321 u_int32_t lbasize; 3322 3323 dp->secsize = ata_logical_sector_size(&cgd->ident_data); 3324 if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 3325 cgd->ident_data.current_heads && cgd->ident_data.current_sectors) { 3326 dp->heads = cgd->ident_data.current_heads; 3327 dp->secs_per_track = cgd->ident_data.current_sectors; 3328 dp->cylinders = cgd->ident_data.cylinders; 3329 dp->sectors = (u_int32_t)cgd->ident_data.current_size_1 | 3330 ((u_int32_t)cgd->ident_data.current_size_2 << 16); 3331 } else { 3332 dp->heads = cgd->ident_data.heads; 3333 dp->secs_per_track = cgd->ident_data.sectors; 3334 dp->cylinders = cgd->ident_data.cylinders; 3335 dp->sectors = cgd->ident_data.cylinders * dp->heads * dp->secs_per_track; 3336 } 3337 lbasize = (u_int32_t)cgd->ident_data.lba_size_1 | 3338 ((u_int32_t)cgd->ident_data.lba_size_2 << 16); 3339 3340 /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 3341 if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 3342 dp->sectors = lbasize; 3343 3344 /* use the 48bit LBA size if valid */ 3345 lbasize48 = ((u_int64_t)cgd->ident_data.lba_size48_1) | 3346 ((u_int64_t)cgd->ident_data.lba_size48_2 << 16) | 3347 ((u_int64_t)cgd->ident_data.lba_size48_3 << 32) | 3348 ((u_int64_t)cgd->ident_data.lba_size48_4 << 48); 3349 if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 3350 lbasize48 > ATA_MAX_28BIT_LBA) 3351 dp->sectors = lbasize48; 3352 } 3353 3354 static void 3355 adasendorderedtag(void *arg) 3356 { 3357 struct ada_softc *softc = arg; 3358 3359 if (ada_send_ordered) { 3360 if (softc->outstanding_cmds > 0) { 3361 if ((softc->flags & ADA_FLAG_WAS_OTAG) == 0) 3362 softc->flags |= ADA_FLAG_NEED_OTAG; 3363 softc->flags &= ~ADA_FLAG_WAS_OTAG; 3364 } 3365 } 3366 /* Queue us up again */ 3367 callout_reset(&softc->sendordered_c, 3368 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 3369 adasendorderedtag, softc); 3370 } 3371 3372 /* 3373 * Step through all ADA peripheral drivers, and if the device is still open, 3374 * sync the disk cache to physical media. 3375 */ 3376 static void 3377 adaflush(void) 3378 { 3379 struct cam_periph *periph; 3380 struct ada_softc *softc; 3381 union ccb *ccb; 3382 int error; 3383 3384 CAM_PERIPH_FOREACH(periph, &adadriver) { 3385 softc = (struct ada_softc *)periph->softc; 3386 if (SCHEDULER_STOPPED()) { 3387 /* If we paniced with the lock held, do not recurse. */ 3388 if (!cam_periph_owned(periph) && 3389 (softc->flags & ADA_FLAG_OPEN)) { 3390 adadump(softc->disk, NULL, 0, 0, 0); 3391 } 3392 continue; 3393 } 3394 cam_periph_lock(periph); 3395 /* 3396 * We only sync the cache if the drive is still open, and 3397 * if the drive is capable of it.. 3398 */ 3399 if (((softc->flags & ADA_FLAG_OPEN) == 0) || 3400 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 3401 cam_periph_unlock(periph); 3402 continue; 3403 } 3404 3405 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3406 cam_fill_ataio(&ccb->ataio, 3407 0, 3408 adadone, 3409 CAM_DIR_NONE, 3410 0, 3411 NULL, 3412 0, 3413 ada_default_timeout*1000); 3414 if (softc->flags & ADA_FLAG_CAN_48BIT) 3415 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 3416 else 3417 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 3418 3419 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3420 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3421 softc->disk->d_devstat); 3422 if (error != 0) 3423 xpt_print(periph->path, "Synchronize cache failed\n"); 3424 xpt_release_ccb(ccb); 3425 cam_periph_unlock(periph); 3426 } 3427 } 3428 3429 static void 3430 adaspindown(uint8_t cmd, int flags) 3431 { 3432 struct cam_periph *periph; 3433 struct ada_softc *softc; 3434 union ccb *ccb; 3435 int error; 3436 3437 CAM_PERIPH_FOREACH(periph, &adadriver) { 3438 /* If we paniced with lock held - not recurse here. */ 3439 if (cam_periph_owned(periph)) 3440 continue; 3441 cam_periph_lock(periph); 3442 softc = (struct ada_softc *)periph->softc; 3443 /* 3444 * We only spin-down the drive if it is capable of it.. 3445 */ 3446 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3447 cam_periph_unlock(periph); 3448 continue; 3449 } 3450 3451 if (bootverbose) 3452 xpt_print(periph->path, "spin-down\n"); 3453 3454 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3455 cam_fill_ataio(&ccb->ataio, 3456 0, 3457 adadone, 3458 CAM_DIR_NONE | flags, 3459 0, 3460 NULL, 3461 0, 3462 ada_default_timeout*1000); 3463 ata_28bit_cmd(&ccb->ataio, cmd, 0, 0, 0); 3464 3465 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3466 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3467 softc->disk->d_devstat); 3468 if (error != 0) 3469 xpt_print(periph->path, "Spin-down disk failed\n"); 3470 xpt_release_ccb(ccb); 3471 cam_periph_unlock(periph); 3472 } 3473 } 3474 3475 static void 3476 adashutdown(void *arg, int howto) 3477 { 3478 3479 adaflush(); 3480 if (ada_spindown_shutdown != 0 && 3481 (howto & (RB_HALT | RB_POWEROFF)) != 0) 3482 adaspindown(ATA_STANDBY_IMMEDIATE, 0); 3483 } 3484 3485 static void 3486 adasuspend(void *arg) 3487 { 3488 3489 adaflush(); 3490 if (ada_spindown_suspend != 0) 3491 adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 3492 } 3493 3494 static void 3495 adaresume(void *arg) 3496 { 3497 struct cam_periph *periph; 3498 struct ada_softc *softc; 3499 3500 if (ada_spindown_suspend == 0) 3501 return; 3502 3503 CAM_PERIPH_FOREACH(periph, &adadriver) { 3504 cam_periph_lock(periph); 3505 softc = (struct ada_softc *)periph->softc; 3506 /* 3507 * We only spin-down the drive if it is capable of it.. 3508 */ 3509 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3510 cam_periph_unlock(periph); 3511 continue; 3512 } 3513 3514 if (bootverbose) 3515 xpt_print(periph->path, "resume\n"); 3516 3517 /* 3518 * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 3519 * sleep request. 3520 */ 3521 cam_release_devq(periph->path, 3522 /*relsim_flags*/0, 3523 /*openings*/0, 3524 /*timeout*/0, 3525 /*getcount_only*/0); 3526 3527 cam_periph_unlock(periph); 3528 } 3529 } 3530 3531 #endif /* _KERNEL */ 3532