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_LEGACY_ALIASES 778 #define ADA_DEFAULT_LEGACY_ALIASES 1 779 #endif 780 781 #ifndef ADA_DEFAULT_TIMEOUT 782 #define ADA_DEFAULT_TIMEOUT 30 /* Timeout in seconds */ 783 #endif 784 785 #ifndef ADA_DEFAULT_RETRY 786 #define ADA_DEFAULT_RETRY 4 787 #endif 788 789 #ifndef ADA_DEFAULT_SEND_ORDERED 790 #define ADA_DEFAULT_SEND_ORDERED 1 791 #endif 792 793 #ifndef ADA_DEFAULT_SPINDOWN_SHUTDOWN 794 #define ADA_DEFAULT_SPINDOWN_SHUTDOWN 1 795 #endif 796 797 #ifndef ADA_DEFAULT_SPINDOWN_SUSPEND 798 #define ADA_DEFAULT_SPINDOWN_SUSPEND 1 799 #endif 800 801 #ifndef ADA_DEFAULT_READ_AHEAD 802 #define ADA_DEFAULT_READ_AHEAD 1 803 #endif 804 805 #ifndef ADA_DEFAULT_WRITE_CACHE 806 #define ADA_DEFAULT_WRITE_CACHE 1 807 #endif 808 809 #define ADA_RA (softc->read_ahead >= 0 ? \ 810 softc->read_ahead : ada_read_ahead) 811 #define ADA_WC (softc->write_cache >= 0 ? \ 812 softc->write_cache : ada_write_cache) 813 814 /* 815 * Most platforms map firmware geometry to actual, but some don't. If 816 * not overridden, default to nothing. 817 */ 818 #ifndef ata_disk_firmware_geom_adjust 819 #define ata_disk_firmware_geom_adjust(disk) 820 #endif 821 822 static int ada_retry_count = ADA_DEFAULT_RETRY; 823 static int ada_default_timeout = ADA_DEFAULT_TIMEOUT; 824 static int ada_send_ordered = ADA_DEFAULT_SEND_ORDERED; 825 static int ada_spindown_shutdown = ADA_DEFAULT_SPINDOWN_SHUTDOWN; 826 static int ada_spindown_suspend = ADA_DEFAULT_SPINDOWN_SUSPEND; 827 static int ada_read_ahead = ADA_DEFAULT_READ_AHEAD; 828 static int ada_write_cache = ADA_DEFAULT_WRITE_CACHE; 829 830 static SYSCTL_NODE(_kern_cam, OID_AUTO, ada, CTLFLAG_RD, 0, 831 "CAM Direct Access Disk driver"); 832 SYSCTL_INT(_kern_cam_ada, OID_AUTO, retry_count, CTLFLAG_RWTUN, 833 &ada_retry_count, 0, "Normal I/O retry count"); 834 SYSCTL_INT(_kern_cam_ada, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 835 &ada_default_timeout, 0, "Normal I/O timeout (in seconds)"); 836 SYSCTL_INT(_kern_cam_ada, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 837 &ada_send_ordered, 0, "Send Ordered Tags"); 838 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_shutdown, CTLFLAG_RWTUN, 839 &ada_spindown_shutdown, 0, "Spin down upon shutdown"); 840 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_suspend, CTLFLAG_RWTUN, 841 &ada_spindown_suspend, 0, "Spin down upon suspend"); 842 SYSCTL_INT(_kern_cam_ada, OID_AUTO, read_ahead, CTLFLAG_RWTUN, 843 &ada_read_ahead, 0, "Enable disk read-ahead"); 844 SYSCTL_INT(_kern_cam_ada, OID_AUTO, write_cache, CTLFLAG_RWTUN, 845 &ada_write_cache, 0, "Enable disk write cache"); 846 847 /* 848 * ADA_ORDEREDTAG_INTERVAL determines how often, relative 849 * to the default timeout, we check to see whether an ordered 850 * tagged transaction is appropriate to prevent simple tag 851 * starvation. Since we'd like to ensure that there is at least 852 * 1/2 of the timeout length left for a starved transaction to 853 * complete after we've sent an ordered tag, we must poll at least 854 * four times in every timeout period. This takes care of the worst 855 * case where a starved transaction starts during an interval that 856 * meets the requirement "don't send an ordered tag" test so it takes 857 * us two intervals to determine that a tag must be sent. 858 */ 859 #ifndef ADA_ORDEREDTAG_INTERVAL 860 #define ADA_ORDEREDTAG_INTERVAL 4 861 #endif 862 863 static struct periph_driver adadriver = 864 { 865 adainit, "ada", 866 TAILQ_HEAD_INITIALIZER(adadriver.units), /* generation */ 0 867 }; 868 869 static int adadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 870 871 PERIPHDRIVER_DECLARE(ada, adadriver); 872 873 static MALLOC_DEFINE(M_ATADA, "ata_da", "ata_da buffers"); 874 875 static int 876 adaopen(struct disk *dp) 877 { 878 struct cam_periph *periph; 879 struct ada_softc *softc; 880 int error; 881 882 periph = (struct cam_periph *)dp->d_drv1; 883 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 884 return(ENXIO); 885 } 886 887 cam_periph_lock(periph); 888 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 889 cam_periph_unlock(periph); 890 cam_periph_release(periph); 891 return (error); 892 } 893 894 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 895 ("adaopen\n")); 896 897 softc = (struct ada_softc *)periph->softc; 898 softc->flags |= ADA_FLAG_OPEN; 899 900 cam_periph_unhold(periph); 901 cam_periph_unlock(periph); 902 return (0); 903 } 904 905 static int 906 adaclose(struct disk *dp) 907 { 908 struct cam_periph *periph; 909 struct ada_softc *softc; 910 union ccb *ccb; 911 int error; 912 913 periph = (struct cam_periph *)dp->d_drv1; 914 softc = (struct ada_softc *)periph->softc; 915 cam_periph_lock(periph); 916 917 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 918 ("adaclose\n")); 919 920 /* We only sync the cache if the drive is capable of it. */ 921 if ((softc->flags & ADA_FLAG_DIRTY) != 0 && 922 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) != 0 && 923 (periph->flags & CAM_PERIPH_INVALID) == 0 && 924 cam_periph_hold(periph, PRIBIO) == 0) { 925 926 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 927 cam_fill_ataio(&ccb->ataio, 928 1, 929 adadone, 930 CAM_DIR_NONE, 931 0, 932 NULL, 933 0, 934 ada_default_timeout*1000); 935 936 if (softc->flags & ADA_FLAG_CAN_48BIT) 937 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 938 else 939 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 940 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 941 /*sense_flags*/0, softc->disk->d_devstat); 942 943 if (error != 0) 944 xpt_print(periph->path, "Synchronize cache failed\n"); 945 softc->flags &= ~ADA_FLAG_DIRTY; 946 xpt_release_ccb(ccb); 947 cam_periph_unhold(periph); 948 } 949 950 softc->flags &= ~ADA_FLAG_OPEN; 951 952 while (softc->refcount != 0) 953 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "adaclose", 1); 954 cam_periph_unlock(periph); 955 cam_periph_release(periph); 956 return (0); 957 } 958 959 static void 960 adaschedule(struct cam_periph *periph) 961 { 962 struct ada_softc *softc = (struct ada_softc *)periph->softc; 963 964 if (softc->state != ADA_STATE_NORMAL) 965 return; 966 967 cam_iosched_schedule(softc->cam_iosched, periph); 968 } 969 970 /* 971 * Actually translate the requested transfer into one the physical driver 972 * can understand. The transfer is described by a buf and will include 973 * only one physical transfer. 974 */ 975 static void 976 adastrategy(struct bio *bp) 977 { 978 struct cam_periph *periph; 979 struct ada_softc *softc; 980 981 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 982 softc = (struct ada_softc *)periph->softc; 983 984 cam_periph_lock(periph); 985 986 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastrategy(%p)\n", bp)); 987 988 /* 989 * If the device has been made invalid, error out 990 */ 991 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 992 cam_periph_unlock(periph); 993 biofinish(bp, NULL, ENXIO); 994 return; 995 } 996 997 /* 998 * Zone commands must be ordered, because they can depend on the 999 * effects of previously issued commands, and they may affect 1000 * commands after them. 1001 */ 1002 if (bp->bio_cmd == BIO_ZONE) 1003 bp->bio_flags |= BIO_ORDERED; 1004 1005 /* 1006 * Place it in the queue of disk activities for this disk 1007 */ 1008 cam_iosched_queue_work(softc->cam_iosched, bp); 1009 1010 /* 1011 * Schedule ourselves for performing the work. 1012 */ 1013 adaschedule(periph); 1014 cam_periph_unlock(periph); 1015 1016 return; 1017 } 1018 1019 static int 1020 adadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1021 { 1022 struct cam_periph *periph; 1023 struct ada_softc *softc; 1024 u_int secsize; 1025 union ccb ccb; 1026 struct disk *dp; 1027 uint64_t lba; 1028 uint16_t count; 1029 int error = 0; 1030 1031 dp = arg; 1032 periph = dp->d_drv1; 1033 softc = (struct ada_softc *)periph->softc; 1034 cam_periph_lock(periph); 1035 secsize = softc->params.secsize; 1036 lba = offset / secsize; 1037 count = length / secsize; 1038 1039 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1040 cam_periph_unlock(periph); 1041 return (ENXIO); 1042 } 1043 1044 if (length > 0) { 1045 xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1046 ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 1047 cam_fill_ataio(&ccb.ataio, 1048 0, 1049 adadone, 1050 CAM_DIR_OUT, 1051 0, 1052 (u_int8_t *) virtual, 1053 length, 1054 ada_default_timeout*1000); 1055 if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1056 (lba + count >= ATA_MAX_28BIT_LBA || 1057 count >= 256)) { 1058 ata_48bit_cmd(&ccb.ataio, ATA_WRITE_DMA48, 1059 0, lba, count); 1060 } else { 1061 ata_28bit_cmd(&ccb.ataio, ATA_WRITE_DMA, 1062 0, lba, count); 1063 } 1064 xpt_polled_action(&ccb); 1065 1066 error = cam_periph_error(&ccb, 1067 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1068 if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 1069 cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 1070 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1071 if (error != 0) 1072 printf("Aborting dump due to I/O error.\n"); 1073 1074 cam_periph_unlock(periph); 1075 return (error); 1076 } 1077 1078 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 1079 xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1080 1081 /* 1082 * Tell the drive to flush its internal cache. if we 1083 * can't flush in 5s we have big problems. No need to 1084 * wait the default 60s to detect problems. 1085 */ 1086 ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 1087 cam_fill_ataio(&ccb.ataio, 1088 0, 1089 adadone, 1090 CAM_DIR_NONE, 1091 0, 1092 NULL, 1093 0, 1094 5*1000); 1095 1096 if (softc->flags & ADA_FLAG_CAN_48BIT) 1097 ata_48bit_cmd(&ccb.ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1098 else 1099 ata_28bit_cmd(&ccb.ataio, ATA_FLUSHCACHE, 0, 0, 0); 1100 xpt_polled_action(&ccb); 1101 1102 error = cam_periph_error(&ccb, 1103 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1104 if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 1105 cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 1106 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1107 if (error != 0) 1108 xpt_print(periph->path, "Synchronize cache failed\n"); 1109 } 1110 cam_periph_unlock(periph); 1111 return (error); 1112 } 1113 1114 static void 1115 adainit(void) 1116 { 1117 cam_status status; 1118 1119 /* 1120 * Install a global async callback. This callback will 1121 * receive async callbacks like "new device found". 1122 */ 1123 status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 1124 1125 if (status != CAM_REQ_CMP) { 1126 printf("ada: Failed to attach master async callback " 1127 "due to status 0x%x!\n", status); 1128 } else if (ada_send_ordered) { 1129 1130 /* Register our event handlers */ 1131 if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 1132 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1133 printf("adainit: power event registration failed!\n"); 1134 if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 1135 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1136 printf("adainit: power event registration failed!\n"); 1137 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 1138 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1139 printf("adainit: shutdown event registration failed!\n"); 1140 } 1141 } 1142 1143 /* 1144 * Callback from GEOM, called when it has finished cleaning up its 1145 * resources. 1146 */ 1147 static void 1148 adadiskgonecb(struct disk *dp) 1149 { 1150 struct cam_periph *periph; 1151 1152 periph = (struct cam_periph *)dp->d_drv1; 1153 1154 cam_periph_release(periph); 1155 } 1156 1157 static void 1158 adaoninvalidate(struct cam_periph *periph) 1159 { 1160 struct ada_softc *softc; 1161 1162 softc = (struct ada_softc *)periph->softc; 1163 1164 /* 1165 * De-register any async callbacks. 1166 */ 1167 xpt_register_async(0, adaasync, periph, periph->path); 1168 #ifdef CAM_IO_STATS 1169 softc->invalidations++; 1170 #endif 1171 1172 /* 1173 * Return all queued I/O with ENXIO. 1174 * XXX Handle any transactions queued to the card 1175 * with XPT_ABORT_CCB. 1176 */ 1177 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO); 1178 1179 disk_gone(softc->disk); 1180 } 1181 1182 static void 1183 adacleanup(struct cam_periph *periph) 1184 { 1185 struct ada_softc *softc; 1186 1187 softc = (struct ada_softc *)periph->softc; 1188 1189 cam_periph_unlock(periph); 1190 1191 cam_iosched_fini(softc->cam_iosched); 1192 1193 /* 1194 * If we can't free the sysctl tree, oh well... 1195 */ 1196 if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0) { 1197 #ifdef CAM_IO_STATS 1198 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0) 1199 xpt_print(periph->path, 1200 "can't remove sysctl stats context\n"); 1201 #endif 1202 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0) 1203 xpt_print(periph->path, 1204 "can't remove sysctl context\n"); 1205 } 1206 1207 disk_destroy(softc->disk); 1208 callout_drain(&softc->sendordered_c); 1209 free(softc, M_DEVBUF); 1210 cam_periph_lock(periph); 1211 } 1212 1213 static void 1214 adasetdeletemethod(struct ada_softc *softc) 1215 { 1216 1217 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1218 softc->delete_method = ADA_DELETE_NCQ_DSM_TRIM; 1219 else if (softc->flags & ADA_FLAG_CAN_TRIM) 1220 softc->delete_method = ADA_DELETE_DSM_TRIM; 1221 else if ((softc->flags & ADA_FLAG_CAN_CFA) && !(softc->flags & ADA_FLAG_CAN_48BIT)) 1222 softc->delete_method = ADA_DELETE_CFA_ERASE; 1223 else 1224 softc->delete_method = ADA_DELETE_NONE; 1225 } 1226 1227 static void 1228 adaasync(void *callback_arg, u_int32_t code, 1229 struct cam_path *path, void *arg) 1230 { 1231 struct ccb_getdev cgd; 1232 struct cam_periph *periph; 1233 struct ada_softc *softc; 1234 1235 periph = (struct cam_periph *)callback_arg; 1236 switch (code) { 1237 case AC_FOUND_DEVICE: 1238 { 1239 struct ccb_getdev *cgd; 1240 cam_status status; 1241 1242 cgd = (struct ccb_getdev *)arg; 1243 if (cgd == NULL) 1244 break; 1245 1246 if (cgd->protocol != PROTO_ATA) 1247 break; 1248 1249 /* 1250 * Allocate a peripheral instance for 1251 * this device and start the probe 1252 * process. 1253 */ 1254 status = cam_periph_alloc(adaregister, adaoninvalidate, 1255 adacleanup, adastart, 1256 "ada", CAM_PERIPH_BIO, 1257 path, adaasync, 1258 AC_FOUND_DEVICE, cgd); 1259 1260 if (status != CAM_REQ_CMP 1261 && status != CAM_REQ_INPROG) 1262 printf("adaasync: Unable to attach to new device " 1263 "due to status 0x%x\n", status); 1264 break; 1265 } 1266 case AC_GETDEV_CHANGED: 1267 { 1268 softc = (struct ada_softc *)periph->softc; 1269 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1270 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1271 xpt_action((union ccb *)&cgd); 1272 1273 /* 1274 * Set/clear support flags based on the new Identify data. 1275 */ 1276 adasetflags(softc, &cgd); 1277 1278 cam_periph_async(periph, code, path, arg); 1279 break; 1280 } 1281 case AC_ADVINFO_CHANGED: 1282 { 1283 uintptr_t buftype; 1284 1285 buftype = (uintptr_t)arg; 1286 if (buftype == CDAI_TYPE_PHYS_PATH) { 1287 struct ada_softc *softc; 1288 1289 softc = periph->softc; 1290 disk_attr_changed(softc->disk, "GEOM::physpath", 1291 M_NOWAIT); 1292 } 1293 break; 1294 } 1295 case AC_SENT_BDR: 1296 case AC_BUS_RESET: 1297 { 1298 softc = (struct ada_softc *)periph->softc; 1299 cam_periph_async(periph, code, path, arg); 1300 if (softc->state != ADA_STATE_NORMAL) 1301 break; 1302 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1303 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1304 xpt_action((union ccb *)&cgd); 1305 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1306 softc->state = ADA_STATE_RAHEAD; 1307 else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1308 softc->state = ADA_STATE_WCACHE; 1309 else if ((softc->flags & ADA_FLAG_CAN_LOG) 1310 && (softc->zone_mode != ADA_ZONE_NONE)) 1311 softc->state = ADA_STATE_LOGDIR; 1312 else 1313 break; 1314 if (cam_periph_acquire(periph) != CAM_REQ_CMP) 1315 softc->state = ADA_STATE_NORMAL; 1316 else 1317 xpt_schedule(periph, CAM_PRIORITY_DEV); 1318 } 1319 default: 1320 cam_periph_async(periph, code, path, arg); 1321 break; 1322 } 1323 } 1324 1325 static int 1326 adazonemodesysctl(SYSCTL_HANDLER_ARGS) 1327 { 1328 char tmpbuf[40]; 1329 struct ada_softc *softc; 1330 int error; 1331 1332 softc = (struct ada_softc *)arg1; 1333 1334 switch (softc->zone_mode) { 1335 case ADA_ZONE_DRIVE_MANAGED: 1336 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed"); 1337 break; 1338 case ADA_ZONE_HOST_AWARE: 1339 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware"); 1340 break; 1341 case ADA_ZONE_HOST_MANAGED: 1342 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed"); 1343 break; 1344 case ADA_ZONE_NONE: 1345 default: 1346 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned"); 1347 break; 1348 } 1349 1350 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req); 1351 1352 return (error); 1353 } 1354 1355 static int 1356 adazonesupsysctl(SYSCTL_HANDLER_ARGS) 1357 { 1358 char tmpbuf[180]; 1359 struct ada_softc *softc; 1360 struct sbuf sb; 1361 int error, first; 1362 unsigned int i; 1363 1364 softc = (struct ada_softc *)arg1; 1365 1366 error = 0; 1367 first = 1; 1368 sbuf_new(&sb, tmpbuf, sizeof(tmpbuf), 0); 1369 1370 for (i = 0; i < sizeof(ada_zone_desc_table) / 1371 sizeof(ada_zone_desc_table[0]); i++) { 1372 if (softc->zone_flags & ada_zone_desc_table[i].value) { 1373 if (first == 0) 1374 sbuf_printf(&sb, ", "); 1375 else 1376 first = 0; 1377 sbuf_cat(&sb, ada_zone_desc_table[i].desc); 1378 } 1379 } 1380 1381 if (first == 1) 1382 sbuf_printf(&sb, "None"); 1383 1384 sbuf_finish(&sb); 1385 1386 error = sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req); 1387 1388 return (error); 1389 } 1390 1391 1392 static void 1393 adasysctlinit(void *context, int pending) 1394 { 1395 struct cam_periph *periph; 1396 struct ada_softc *softc; 1397 char tmpstr[80], tmpstr2[80]; 1398 1399 periph = (struct cam_periph *)context; 1400 1401 /* periph was held for us when this task was enqueued */ 1402 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1403 cam_periph_release(periph); 1404 return; 1405 } 1406 1407 softc = (struct ada_softc *)periph->softc; 1408 snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d",periph->unit_number); 1409 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1410 1411 sysctl_ctx_init(&softc->sysctl_ctx); 1412 softc->flags |= ADA_FLAG_SCTX_INIT; 1413 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx, 1414 SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1415 CTLFLAG_RD, 0, tmpstr, "device_index"); 1416 if (softc->sysctl_tree == NULL) { 1417 printf("adasysctlinit: unable to allocate sysctl tree\n"); 1418 cam_periph_release(periph); 1419 return; 1420 } 1421 1422 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1423 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RW, 1424 softc, 0, adadeletemethodsysctl, "A", 1425 "BIO_DELETE execution method"); 1426 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1427 OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1428 &softc->read_ahead, 0, "Enable disk read ahead."); 1429 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1430 OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1431 &softc->write_cache, 0, "Enable disk write cache."); 1432 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1433 OID_AUTO, "unmapped_io", CTLFLAG_RD | CTLFLAG_MPSAFE, 1434 &softc->unmappedio, 0, "Unmapped I/O leaf"); 1435 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1436 OID_AUTO, "rotating", CTLFLAG_RD | CTLFLAG_MPSAFE, 1437 &softc->rotating, 0, "Rotating media"); 1438 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1439 OID_AUTO, "zone_mode", CTLTYPE_STRING | CTLFLAG_RD, 1440 softc, 0, adazonemodesysctl, "A", 1441 "Zone Mode"); 1442 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1443 OID_AUTO, "zone_support", CTLTYPE_STRING | CTLFLAG_RD, 1444 softc, 0, adazonesupsysctl, "A", 1445 "Zone Support"); 1446 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1447 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1448 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones, 1449 "Optimal Number of Open Sequential Write Preferred Zones"); 1450 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1451 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1452 "optimal_nonseq_zones", CTLFLAG_RD, 1453 &softc->optimal_nonseq_zones, 1454 "Optimal Number of Non-Sequentially Written Sequential Write " 1455 "Preferred Zones"); 1456 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1457 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1458 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones, 1459 "Maximum Number of Open Sequential Write Required Zones"); 1460 1461 #ifdef ADA_TEST_FAILURE 1462 /* 1463 * Add a 'door bell' sysctl which allows one to set it from userland 1464 * and cause something bad to happen. For the moment, we only allow 1465 * whacking the next read or write. 1466 */ 1467 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1468 OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1469 &softc->force_read_error, 0, 1470 "Force a read error for the next N reads."); 1471 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1472 OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1473 &softc->force_write_error, 0, 1474 "Force a write error for the next N writes."); 1475 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1476 OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1477 &softc->periodic_read_error, 0, 1478 "Force a read error every N reads (don't set too low)."); 1479 #endif 1480 1481 #ifdef CAM_IO_STATS 1482 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx, 1483 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats", 1484 CTLFLAG_RD, 0, "Statistics"); 1485 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1486 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1487 OID_AUTO, "timeouts", CTLFLAG_RD | CTLFLAG_MPSAFE, 1488 &softc->timeouts, 0, 1489 "Device timeouts reported by the SIM"); 1490 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1491 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1492 OID_AUTO, "errors", CTLFLAG_RD | CTLFLAG_MPSAFE, 1493 &softc->errors, 0, 1494 "Transport errors reported by the SIM."); 1495 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1496 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1497 OID_AUTO, "pack_invalidations", CTLFLAG_RD | CTLFLAG_MPSAFE, 1498 &softc->invalidations, 0, 1499 "Device pack invalidations."); 1500 #endif 1501 1502 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx, 1503 softc->sysctl_tree); 1504 1505 cam_periph_release(periph); 1506 } 1507 1508 static int 1509 adagetattr(struct bio *bp) 1510 { 1511 int ret; 1512 struct cam_periph *periph; 1513 1514 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1515 cam_periph_lock(periph); 1516 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1517 periph->path); 1518 cam_periph_unlock(periph); 1519 if (ret == 0) 1520 bp->bio_completed = bp->bio_length; 1521 return ret; 1522 } 1523 1524 static int 1525 adadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 1526 { 1527 char buf[16]; 1528 const char *p; 1529 struct ada_softc *softc; 1530 int i, error, value, methods; 1531 1532 softc = (struct ada_softc *)arg1; 1533 1534 value = softc->delete_method; 1535 if (value < 0 || value > ADA_DELETE_MAX) 1536 p = "UNKNOWN"; 1537 else 1538 p = ada_delete_method_names[value]; 1539 strncpy(buf, p, sizeof(buf)); 1540 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 1541 if (error != 0 || req->newptr == NULL) 1542 return (error); 1543 methods = 1 << ADA_DELETE_DISABLE; 1544 if ((softc->flags & ADA_FLAG_CAN_CFA) && 1545 !(softc->flags & ADA_FLAG_CAN_48BIT)) 1546 methods |= 1 << ADA_DELETE_CFA_ERASE; 1547 if (softc->flags & ADA_FLAG_CAN_TRIM) 1548 methods |= 1 << ADA_DELETE_DSM_TRIM; 1549 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1550 methods |= 1 << ADA_DELETE_NCQ_DSM_TRIM; 1551 for (i = 0; i <= ADA_DELETE_MAX; i++) { 1552 if (!(methods & (1 << i)) || 1553 strcmp(buf, ada_delete_method_names[i]) != 0) 1554 continue; 1555 softc->delete_method = i; 1556 return (0); 1557 } 1558 return (EINVAL); 1559 } 1560 1561 static void 1562 adasetflags(struct ada_softc *softc, struct ccb_getdev *cgd) 1563 { 1564 if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1565 (cgd->inq_flags & SID_DMA)) 1566 softc->flags |= ADA_FLAG_CAN_DMA; 1567 else 1568 softc->flags &= ~ADA_FLAG_CAN_DMA; 1569 1570 if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1571 softc->flags |= ADA_FLAG_CAN_48BIT; 1572 if (cgd->inq_flags & SID_DMA48) 1573 softc->flags |= ADA_FLAG_CAN_DMA48; 1574 else 1575 softc->flags &= ~ADA_FLAG_CAN_DMA48; 1576 } else 1577 softc->flags &= ~(ADA_FLAG_CAN_48BIT | ADA_FLAG_CAN_DMA48); 1578 1579 if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1580 softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1581 else 1582 softc->flags &= ~ADA_FLAG_CAN_FLUSHCACHE; 1583 1584 if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1585 softc->flags |= ADA_FLAG_CAN_POWERMGT; 1586 else 1587 softc->flags &= ~ADA_FLAG_CAN_POWERMGT; 1588 1589 if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1590 (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1591 softc->flags |= ADA_FLAG_CAN_NCQ; 1592 else 1593 softc->flags &= ~ADA_FLAG_CAN_NCQ; 1594 1595 if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1596 (cgd->inq_flags & SID_DMA)) { 1597 softc->flags |= ADA_FLAG_CAN_TRIM; 1598 softc->trim_max_ranges = TRIM_MAX_RANGES; 1599 if (cgd->ident_data.max_dsm_blocks != 0) { 1600 softc->trim_max_ranges = 1601 min(cgd->ident_data.max_dsm_blocks * 1602 ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1603 } 1604 /* 1605 * If we can do RCVSND_FPDMA_QUEUED commands, we may be able 1606 * to do NCQ trims, if we support trims at all. We also need 1607 * support from the SIM to do things properly. Perhaps we 1608 * should look at log 13 dword 0 bit 0 and dword 1 bit 0 are 1609 * set too... 1610 */ 1611 if ((softc->quirks & ADA_Q_NCQ_TRIM_BROKEN) == 0 && 1612 (softc->flags & ADA_FLAG_PIM_ATA_EXT) != 0 && 1613 (cgd->ident_data.satacapabilities2 & 1614 ATA_SUPPORT_RCVSND_FPDMA_QUEUED) != 0 && 1615 (softc->flags & ADA_FLAG_CAN_TRIM) != 0) 1616 softc->flags |= ADA_FLAG_CAN_NCQ_TRIM; 1617 else 1618 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 1619 } else 1620 softc->flags &= ~(ADA_FLAG_CAN_TRIM | ADA_FLAG_CAN_NCQ_TRIM); 1621 1622 if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1623 softc->flags |= ADA_FLAG_CAN_CFA; 1624 else 1625 softc->flags &= ~ADA_FLAG_CAN_CFA; 1626 1627 /* 1628 * Now that we've set the appropriate flags, setup the delete 1629 * method. 1630 */ 1631 adasetdeletemethod(softc); 1632 1633 if ((cgd->ident_data.support.extension & ATA_SUPPORT_GENLOG) 1634 && ((softc->quirks & ADA_Q_LOG_BROKEN) == 0)) 1635 softc->flags |= ADA_FLAG_CAN_LOG; 1636 else 1637 softc->flags &= ~ADA_FLAG_CAN_LOG; 1638 1639 if ((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1640 ATA_SUPPORT_ZONE_HOST_AWARE) 1641 softc->zone_mode = ADA_ZONE_HOST_AWARE; 1642 else if (((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1643 ATA_SUPPORT_ZONE_DEV_MANAGED) 1644 || (softc->quirks & ADA_Q_SMR_DM)) 1645 softc->zone_mode = ADA_ZONE_DRIVE_MANAGED; 1646 else 1647 softc->zone_mode = ADA_ZONE_NONE; 1648 1649 if (cgd->ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1650 softc->flags |= ADA_FLAG_CAN_RAHEAD; 1651 else 1652 softc->flags &= ~ADA_FLAG_CAN_RAHEAD; 1653 1654 if (cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1655 softc->flags |= ADA_FLAG_CAN_WCACHE; 1656 else 1657 softc->flags &= ~ADA_FLAG_CAN_WCACHE; 1658 } 1659 1660 static cam_status 1661 adaregister(struct cam_periph *periph, void *arg) 1662 { 1663 struct ada_softc *softc; 1664 struct ccb_pathinq cpi; 1665 struct ccb_getdev *cgd; 1666 char announce_buf[80]; 1667 struct disk_params *dp; 1668 caddr_t match; 1669 u_int maxio; 1670 int quirks; 1671 1672 cgd = (struct ccb_getdev *)arg; 1673 if (cgd == NULL) { 1674 printf("adaregister: no getdev CCB, can't register device\n"); 1675 return(CAM_REQ_CMP_ERR); 1676 } 1677 1678 softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1679 M_NOWAIT|M_ZERO); 1680 1681 if (softc == NULL) { 1682 printf("adaregister: Unable to probe new device. " 1683 "Unable to allocate softc\n"); 1684 return(CAM_REQ_CMP_ERR); 1685 } 1686 1687 if (cam_iosched_init(&softc->cam_iosched, periph) != 0) { 1688 printf("adaregister: Unable to probe new device. " 1689 "Unable to allocate iosched memory\n"); 1690 free(softc, M_DEVBUF); 1691 return(CAM_REQ_CMP_ERR); 1692 } 1693 1694 periph->softc = softc; 1695 1696 /* 1697 * See if this device has any quirks. 1698 */ 1699 match = cam_quirkmatch((caddr_t)&cgd->ident_data, 1700 (caddr_t)ada_quirk_table, 1701 nitems(ada_quirk_table), 1702 sizeof(*ada_quirk_table), ata_identify_match); 1703 if (match != NULL) 1704 softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 1705 else 1706 softc->quirks = ADA_Q_NONE; 1707 1708 bzero(&cpi, sizeof(cpi)); 1709 xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NONE); 1710 cpi.ccb_h.func_code = XPT_PATH_INQ; 1711 xpt_action((union ccb *)&cpi); 1712 1713 TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 1714 1715 /* 1716 * Register this media as a disk 1717 */ 1718 (void)cam_periph_hold(periph, PRIBIO); 1719 cam_periph_unlock(periph); 1720 snprintf(announce_buf, sizeof(announce_buf), 1721 "kern.cam.ada.%d.quirks", periph->unit_number); 1722 quirks = softc->quirks; 1723 TUNABLE_INT_FETCH(announce_buf, &quirks); 1724 softc->quirks = quirks; 1725 softc->read_ahead = -1; 1726 snprintf(announce_buf, sizeof(announce_buf), 1727 "kern.cam.ada.%d.read_ahead", periph->unit_number); 1728 TUNABLE_INT_FETCH(announce_buf, &softc->read_ahead); 1729 softc->write_cache = -1; 1730 snprintf(announce_buf, sizeof(announce_buf), 1731 "kern.cam.ada.%d.write_cache", periph->unit_number); 1732 TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 1733 1734 /* 1735 * Set support flags based on the Identify data and quirks. 1736 */ 1737 adasetflags(softc, cgd); 1738 1739 /* Disable queue sorting for non-rotational media by default. */ 1740 if (cgd->ident_data.media_rotation_rate == ATA_RATE_NON_ROTATING) { 1741 softc->rotating = 0; 1742 } else { 1743 softc->rotating = 1; 1744 } 1745 cam_iosched_set_sort_queue(softc->cam_iosched, softc->rotating ? -1 : 0); 1746 adagetparams(periph, cgd); 1747 softc->disk = disk_alloc(); 1748 softc->disk->d_rotation_rate = cgd->ident_data.media_rotation_rate; 1749 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 1750 periph->unit_number, softc->params.secsize, 1751 DEVSTAT_ALL_SUPPORTED, 1752 DEVSTAT_TYPE_DIRECT | 1753 XPORT_DEVSTAT_TYPE(cpi.transport), 1754 DEVSTAT_PRIORITY_DISK); 1755 softc->disk->d_open = adaopen; 1756 softc->disk->d_close = adaclose; 1757 softc->disk->d_strategy = adastrategy; 1758 softc->disk->d_getattr = adagetattr; 1759 softc->disk->d_dump = adadump; 1760 softc->disk->d_gone = adadiskgonecb; 1761 softc->disk->d_name = "ada"; 1762 softc->disk->d_drv1 = periph; 1763 maxio = cpi.maxio; /* Honor max I/O size of SIM */ 1764 if (maxio == 0) 1765 maxio = DFLTPHYS; /* traditional default */ 1766 else if (maxio > MAXPHYS) 1767 maxio = MAXPHYS; /* for safety */ 1768 if (softc->flags & ADA_FLAG_CAN_48BIT) 1769 maxio = min(maxio, 65536 * softc->params.secsize); 1770 else /* 28bit ATA command limit */ 1771 maxio = min(maxio, 256 * softc->params.secsize); 1772 softc->disk->d_maxsize = maxio; 1773 softc->disk->d_unit = periph->unit_number; 1774 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE; 1775 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) 1776 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 1777 if (softc->flags & ADA_FLAG_CAN_TRIM) { 1778 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1779 softc->disk->d_delmaxsize = softc->params.secsize * 1780 ATA_DSM_RANGE_MAX * 1781 softc->trim_max_ranges; 1782 } else if ((softc->flags & ADA_FLAG_CAN_CFA) && 1783 !(softc->flags & ADA_FLAG_CAN_48BIT)) { 1784 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1785 softc->disk->d_delmaxsize = 256 * softc->params.secsize; 1786 } else 1787 softc->disk->d_delmaxsize = maxio; 1788 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) { 1789 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO; 1790 softc->unmappedio = 1; 1791 } 1792 if (cpi.hba_misc & PIM_ATA_EXT) 1793 softc->flags |= ADA_FLAG_PIM_ATA_EXT; 1794 strlcpy(softc->disk->d_descr, cgd->ident_data.model, 1795 MIN(sizeof(softc->disk->d_descr), sizeof(cgd->ident_data.model))); 1796 strlcpy(softc->disk->d_ident, cgd->ident_data.serial, 1797 MIN(sizeof(softc->disk->d_ident), sizeof(cgd->ident_data.serial))); 1798 softc->disk->d_hba_vendor = cpi.hba_vendor; 1799 softc->disk->d_hba_device = cpi.hba_device; 1800 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 1801 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 1802 1803 softc->disk->d_sectorsize = softc->params.secsize; 1804 softc->disk->d_mediasize = (off_t)softc->params.sectors * 1805 softc->params.secsize; 1806 if (ata_physical_sector_size(&cgd->ident_data) != 1807 softc->params.secsize) { 1808 softc->disk->d_stripesize = 1809 ata_physical_sector_size(&cgd->ident_data); 1810 softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 1811 ata_logical_sector_offset(&cgd->ident_data)) % 1812 softc->disk->d_stripesize; 1813 } else if (softc->quirks & ADA_Q_4K) { 1814 softc->disk->d_stripesize = 4096; 1815 softc->disk->d_stripeoffset = 0; 1816 } 1817 softc->disk->d_fwsectors = softc->params.secs_per_track; 1818 softc->disk->d_fwheads = softc->params.heads; 1819 ata_disk_firmware_geom_adjust(softc->disk); 1820 1821 /* 1822 * Acquire a reference to the periph before we register with GEOM. 1823 * We'll release this reference once GEOM calls us back (via 1824 * adadiskgonecb()) telling us that our provider has been freed. 1825 */ 1826 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 1827 xpt_print(periph->path, "%s: lost periph during " 1828 "registration!\n", __func__); 1829 cam_periph_lock(periph); 1830 return (CAM_REQ_CMP_ERR); 1831 } 1832 disk_create(softc->disk, DISK_VERSION); 1833 cam_periph_lock(periph); 1834 1835 dp = &softc->params; 1836 snprintf(announce_buf, sizeof(announce_buf), 1837 "%juMB (%ju %u byte sectors)", 1838 ((uintmax_t)dp->secsize * dp->sectors) / (1024 * 1024), 1839 (uintmax_t)dp->sectors, dp->secsize); 1840 xpt_announce_periph(periph, announce_buf); 1841 xpt_announce_quirks(periph, softc->quirks, ADA_Q_BIT_STRING); 1842 1843 /* 1844 * Create our sysctl variables, now that we know 1845 * we have successfully attached. 1846 */ 1847 if (cam_periph_acquire(periph) == CAM_REQ_CMP) 1848 taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1849 1850 /* 1851 * Add async callbacks for bus reset and 1852 * bus device reset calls. I don't bother 1853 * checking if this fails as, in most cases, 1854 * the system will function just fine without 1855 * them and the only alternative would be to 1856 * not attach the device on failure. 1857 */ 1858 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 1859 AC_GETDEV_CHANGED | AC_ADVINFO_CHANGED, 1860 adaasync, periph, periph->path); 1861 1862 /* 1863 * Schedule a periodic event to occasionally send an 1864 * ordered tag to a device. 1865 */ 1866 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 1867 callout_reset(&softc->sendordered_c, 1868 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1869 adasendorderedtag, softc); 1870 1871 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) { 1872 softc->state = ADA_STATE_RAHEAD; 1873 } else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) { 1874 softc->state = ADA_STATE_WCACHE; 1875 } else if ((softc->flags & ADA_FLAG_CAN_LOG) 1876 && (softc->zone_mode != ADA_ZONE_NONE)) { 1877 softc->state = ADA_STATE_LOGDIR; 1878 } else { 1879 /* 1880 * Nothing to probe, so we can just transition to the 1881 * normal state. 1882 */ 1883 adaprobedone(periph, NULL); 1884 return(CAM_REQ_CMP); 1885 } 1886 1887 xpt_schedule(periph, CAM_PRIORITY_DEV); 1888 1889 return(CAM_REQ_CMP); 1890 } 1891 1892 static int 1893 ada_dsmtrim_req_create(struct ada_softc *softc, struct bio *bp, struct trim_request *req) 1894 { 1895 uint64_t lastlba = (uint64_t)-1; 1896 int c, lastcount = 0, off, ranges = 0; 1897 1898 bzero(req, sizeof(*req)); 1899 TAILQ_INIT(&req->bps); 1900 do { 1901 uint64_t lba = bp->bio_pblkno; 1902 int count = bp->bio_bcount / softc->params.secsize; 1903 1904 /* Try to extend the previous range. */ 1905 if (lba == lastlba) { 1906 c = min(count, ATA_DSM_RANGE_MAX - lastcount); 1907 lastcount += c; 1908 off = (ranges - 1) * ATA_DSM_RANGE_SIZE; 1909 req->data[off + 6] = lastcount & 0xff; 1910 req->data[off + 7] = 1911 (lastcount >> 8) & 0xff; 1912 count -= c; 1913 lba += c; 1914 } 1915 1916 while (count > 0) { 1917 c = min(count, ATA_DSM_RANGE_MAX); 1918 off = ranges * ATA_DSM_RANGE_SIZE; 1919 req->data[off + 0] = lba & 0xff; 1920 req->data[off + 1] = (lba >> 8) & 0xff; 1921 req->data[off + 2] = (lba >> 16) & 0xff; 1922 req->data[off + 3] = (lba >> 24) & 0xff; 1923 req->data[off + 4] = (lba >> 32) & 0xff; 1924 req->data[off + 5] = (lba >> 40) & 0xff; 1925 req->data[off + 6] = c & 0xff; 1926 req->data[off + 7] = (c >> 8) & 0xff; 1927 lba += c; 1928 count -= c; 1929 lastcount = c; 1930 ranges++; 1931 /* 1932 * Its the caller's responsibility to ensure the 1933 * request will fit so we don't need to check for 1934 * overrun here 1935 */ 1936 } 1937 lastlba = lba; 1938 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 1939 1940 bp = cam_iosched_next_trim(softc->cam_iosched); 1941 if (bp == NULL) 1942 break; 1943 if (bp->bio_bcount / softc->params.secsize > 1944 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) { 1945 cam_iosched_put_back_trim(softc->cam_iosched, bp); 1946 break; 1947 } 1948 } while (1); 1949 1950 return (ranges); 1951 } 1952 1953 static void 1954 ada_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1955 { 1956 struct trim_request *req = &softc->trim_req; 1957 int ranges; 1958 1959 ranges = ada_dsmtrim_req_create(softc, bp, req); 1960 cam_fill_ataio(ataio, 1961 ada_retry_count, 1962 adadone, 1963 CAM_DIR_OUT, 1964 0, 1965 req->data, 1966 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1967 ada_default_timeout * 1000); 1968 ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 1969 ATA_DSM_TRIM, 0, howmany(ranges, ATA_DSM_BLK_RANGES)); 1970 } 1971 1972 static void 1973 ada_ncq_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1974 { 1975 struct trim_request *req = &softc->trim_req; 1976 int ranges; 1977 1978 ranges = ada_dsmtrim_req_create(softc, bp, req); 1979 cam_fill_ataio(ataio, 1980 ada_retry_count, 1981 adadone, 1982 CAM_DIR_OUT, 1983 0, 1984 req->data, 1985 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1986 ada_default_timeout * 1000); 1987 ata_ncq_cmd(ataio, 1988 ATA_SEND_FPDMA_QUEUED, 1989 0, 1990 howmany(ranges, ATA_DSM_BLK_RANGES)); 1991 ataio->cmd.sector_count_exp = ATA_SFPDMA_DSM; 1992 ataio->ata_flags |= ATA_FLAG_AUX; 1993 ataio->aux = 1; 1994 } 1995 1996 static void 1997 ada_cfaerase(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1998 { 1999 struct trim_request *req = &softc->trim_req; 2000 uint64_t lba = bp->bio_pblkno; 2001 uint16_t count = bp->bio_bcount / softc->params.secsize; 2002 2003 bzero(req, sizeof(*req)); 2004 TAILQ_INIT(&req->bps); 2005 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 2006 2007 cam_fill_ataio(ataio, 2008 ada_retry_count, 2009 adadone, 2010 CAM_DIR_NONE, 2011 0, 2012 NULL, 2013 0, 2014 ada_default_timeout*1000); 2015 2016 if (count >= 256) 2017 count = 0; 2018 ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 2019 } 2020 2021 static int 2022 ada_zone_bio_to_ata(int disk_zone_cmd) 2023 { 2024 switch (disk_zone_cmd) { 2025 case DISK_ZONE_OPEN: 2026 return ATA_ZM_OPEN_ZONE; 2027 case DISK_ZONE_CLOSE: 2028 return ATA_ZM_CLOSE_ZONE; 2029 case DISK_ZONE_FINISH: 2030 return ATA_ZM_FINISH_ZONE; 2031 case DISK_ZONE_RWP: 2032 return ATA_ZM_RWP; 2033 } 2034 2035 return -1; 2036 } 2037 2038 static int 2039 ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp, 2040 int *queue_ccb) 2041 { 2042 struct ada_softc *softc; 2043 int error; 2044 2045 error = 0; 2046 2047 if (bp->bio_cmd != BIO_ZONE) { 2048 error = EINVAL; 2049 goto bailout; 2050 } 2051 2052 softc = periph->softc; 2053 2054 switch (bp->bio_zone.zone_cmd) { 2055 case DISK_ZONE_OPEN: 2056 case DISK_ZONE_CLOSE: 2057 case DISK_ZONE_FINISH: 2058 case DISK_ZONE_RWP: { 2059 int zone_flags; 2060 int zone_sa; 2061 uint64_t lba; 2062 2063 zone_sa = ada_zone_bio_to_ata(bp->bio_zone.zone_cmd); 2064 if (zone_sa == -1) { 2065 xpt_print(periph->path, "Cannot translate zone " 2066 "cmd %#x to ATA\n", bp->bio_zone.zone_cmd); 2067 error = EINVAL; 2068 goto bailout; 2069 } 2070 2071 zone_flags = 0; 2072 lba = bp->bio_zone.zone_params.rwp.id; 2073 2074 if (bp->bio_zone.zone_params.rwp.flags & 2075 DISK_ZONE_RWP_FLAG_ALL) 2076 zone_flags |= ZBC_OUT_ALL; 2077 2078 ata_zac_mgmt_out(&ccb->ataio, 2079 /*retries*/ ada_retry_count, 2080 /*cbfcnp*/ adadone, 2081 /*use_ncq*/ (softc->flags & 2082 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2083 /*zm_action*/ zone_sa, 2084 /*zone_id*/ lba, 2085 /*zone_flags*/ zone_flags, 2086 /*sector_count*/ 0, 2087 /*data_ptr*/ NULL, 2088 /*dxfer_len*/ 0, 2089 /*timeout*/ ada_default_timeout * 1000); 2090 *queue_ccb = 1; 2091 2092 break; 2093 } 2094 case DISK_ZONE_REPORT_ZONES: { 2095 uint8_t *rz_ptr; 2096 uint32_t num_entries, alloc_size; 2097 struct disk_zone_report *rep; 2098 2099 rep = &bp->bio_zone.zone_params.report; 2100 2101 num_entries = rep->entries_allocated; 2102 if (num_entries == 0) { 2103 xpt_print(periph->path, "No entries allocated for " 2104 "Report Zones request\n"); 2105 error = EINVAL; 2106 goto bailout; 2107 } 2108 alloc_size = sizeof(struct scsi_report_zones_hdr) + 2109 (sizeof(struct scsi_report_zones_desc) * num_entries); 2110 alloc_size = min(alloc_size, softc->disk->d_maxsize); 2111 rz_ptr = malloc(alloc_size, M_ATADA, M_NOWAIT | M_ZERO); 2112 if (rz_ptr == NULL) { 2113 xpt_print(periph->path, "Unable to allocate memory " 2114 "for Report Zones request\n"); 2115 error = ENOMEM; 2116 goto bailout; 2117 } 2118 2119 ata_zac_mgmt_in(&ccb->ataio, 2120 /*retries*/ ada_retry_count, 2121 /*cbcfnp*/ adadone, 2122 /*use_ncq*/ (softc->flags & 2123 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2124 /*zm_action*/ ATA_ZM_REPORT_ZONES, 2125 /*zone_id*/ rep->starting_id, 2126 /*zone_flags*/ rep->rep_options, 2127 /*data_ptr*/ rz_ptr, 2128 /*dxfer_len*/ alloc_size, 2129 /*timeout*/ ada_default_timeout * 1000); 2130 2131 /* 2132 * For BIO_ZONE, this isn't normally needed. However, it 2133 * is used by devstat_end_transaction_bio() to determine 2134 * how much data was transferred. 2135 */ 2136 /* 2137 * XXX KDM we have a problem. But I'm not sure how to fix 2138 * it. devstat uses bio_bcount - bio_resid to calculate 2139 * the amount of data transferred. The GEOM disk code 2140 * uses bio_length - bio_resid to calculate the amount of 2141 * data in bio_completed. We have different structure 2142 * sizes above and below the ada(4) driver. So, if we 2143 * use the sizes above, the amount transferred won't be 2144 * quite accurate for devstat. If we use different sizes 2145 * for bio_bcount and bio_length (above and below 2146 * respectively), then the residual needs to match one or 2147 * the other. Everything is calculated after the bio 2148 * leaves the driver, so changing the values around isn't 2149 * really an option. For now, just set the count to the 2150 * passed in length. This means that the calculations 2151 * above (e.g. bio_completed) will be correct, but the 2152 * amount of data reported to devstat will be slightly 2153 * under or overstated. 2154 */ 2155 bp->bio_bcount = bp->bio_length; 2156 2157 *queue_ccb = 1; 2158 2159 break; 2160 } 2161 case DISK_ZONE_GET_PARAMS: { 2162 struct disk_zone_disk_params *params; 2163 2164 params = &bp->bio_zone.zone_params.disk_params; 2165 bzero(params, sizeof(*params)); 2166 2167 switch (softc->zone_mode) { 2168 case ADA_ZONE_DRIVE_MANAGED: 2169 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED; 2170 break; 2171 case ADA_ZONE_HOST_AWARE: 2172 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE; 2173 break; 2174 case ADA_ZONE_HOST_MANAGED: 2175 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED; 2176 break; 2177 default: 2178 case ADA_ZONE_NONE: 2179 params->zone_mode = DISK_ZONE_MODE_NONE; 2180 break; 2181 } 2182 2183 if (softc->zone_flags & ADA_ZONE_FLAG_URSWRZ) 2184 params->flags |= DISK_ZONE_DISK_URSWRZ; 2185 2186 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_SEQ_SET) { 2187 params->optimal_seq_zones = softc->optimal_seq_zones; 2188 params->flags |= DISK_ZONE_OPT_SEQ_SET; 2189 } 2190 2191 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_NONSEQ_SET) { 2192 params->optimal_nonseq_zones = 2193 softc->optimal_nonseq_zones; 2194 params->flags |= DISK_ZONE_OPT_NONSEQ_SET; 2195 } 2196 2197 if (softc->zone_flags & ADA_ZONE_FLAG_MAX_SEQ_SET) { 2198 params->max_seq_zones = softc->max_seq_zones; 2199 params->flags |= DISK_ZONE_MAX_SEQ_SET; 2200 } 2201 if (softc->zone_flags & ADA_ZONE_FLAG_RZ_SUP) 2202 params->flags |= DISK_ZONE_RZ_SUP; 2203 2204 if (softc->zone_flags & ADA_ZONE_FLAG_OPEN_SUP) 2205 params->flags |= DISK_ZONE_OPEN_SUP; 2206 2207 if (softc->zone_flags & ADA_ZONE_FLAG_CLOSE_SUP) 2208 params->flags |= DISK_ZONE_CLOSE_SUP; 2209 2210 if (softc->zone_flags & ADA_ZONE_FLAG_FINISH_SUP) 2211 params->flags |= DISK_ZONE_FINISH_SUP; 2212 2213 if (softc->zone_flags & ADA_ZONE_FLAG_RWP_SUP) 2214 params->flags |= DISK_ZONE_RWP_SUP; 2215 break; 2216 } 2217 default: 2218 break; 2219 } 2220 bailout: 2221 return (error); 2222 } 2223 2224 static void 2225 adastart(struct cam_periph *periph, union ccb *start_ccb) 2226 { 2227 struct ada_softc *softc = (struct ada_softc *)periph->softc; 2228 struct ccb_ataio *ataio = &start_ccb->ataio; 2229 2230 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastart\n")); 2231 2232 switch (softc->state) { 2233 case ADA_STATE_NORMAL: 2234 { 2235 struct bio *bp; 2236 u_int8_t tag_code; 2237 2238 bp = cam_iosched_next_bio(softc->cam_iosched); 2239 if (bp == NULL) { 2240 xpt_release_ccb(start_ccb); 2241 break; 2242 } 2243 2244 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2245 (bp->bio_cmd != BIO_DELETE && (softc->flags & ADA_FLAG_NEED_OTAG) != 0)) { 2246 softc->flags &= ~ADA_FLAG_NEED_OTAG; 2247 softc->flags |= ADA_FLAG_WAS_OTAG; 2248 tag_code = 0; 2249 } else { 2250 tag_code = 1; 2251 } 2252 switch (bp->bio_cmd) { 2253 case BIO_WRITE: 2254 case BIO_READ: 2255 { 2256 uint64_t lba = bp->bio_pblkno; 2257 uint16_t count = bp->bio_bcount / softc->params.secsize; 2258 void *data_ptr; 2259 int rw_op; 2260 2261 if (bp->bio_cmd == BIO_WRITE) { 2262 softc->flags |= ADA_FLAG_DIRTY; 2263 rw_op = CAM_DIR_OUT; 2264 } else { 2265 rw_op = CAM_DIR_IN; 2266 } 2267 2268 data_ptr = bp->bio_data; 2269 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) { 2270 rw_op |= CAM_DATA_BIO; 2271 data_ptr = bp; 2272 } 2273 2274 #ifdef ADA_TEST_FAILURE 2275 int fail = 0; 2276 2277 /* 2278 * Support the failure ioctls. If the command is a 2279 * read, and there are pending forced read errors, or 2280 * if a write and pending write errors, then fail this 2281 * operation with EIO. This is useful for testing 2282 * purposes. Also, support having every Nth read fail. 2283 * 2284 * This is a rather blunt tool. 2285 */ 2286 if (bp->bio_cmd == BIO_READ) { 2287 if (softc->force_read_error) { 2288 softc->force_read_error--; 2289 fail = 1; 2290 } 2291 if (softc->periodic_read_error > 0) { 2292 if (++softc->periodic_read_count >= 2293 softc->periodic_read_error) { 2294 softc->periodic_read_count = 0; 2295 fail = 1; 2296 } 2297 } 2298 } else { 2299 if (softc->force_write_error) { 2300 softc->force_write_error--; 2301 fail = 1; 2302 } 2303 } 2304 if (fail) { 2305 biofinish(bp, NULL, EIO); 2306 xpt_release_ccb(start_ccb); 2307 adaschedule(periph); 2308 return; 2309 } 2310 #endif 2311 KASSERT((bp->bio_flags & BIO_UNMAPPED) == 0 || 2312 round_page(bp->bio_bcount + bp->bio_ma_offset) / 2313 PAGE_SIZE == bp->bio_ma_n, 2314 ("Short bio %p", bp)); 2315 cam_fill_ataio(ataio, 2316 ada_retry_count, 2317 adadone, 2318 rw_op, 2319 0, 2320 data_ptr, 2321 bp->bio_bcount, 2322 ada_default_timeout*1000); 2323 2324 if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 2325 if (bp->bio_cmd == BIO_READ) { 2326 ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 2327 lba, count); 2328 } else { 2329 ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 2330 lba, count); 2331 } 2332 } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 2333 (lba + count >= ATA_MAX_28BIT_LBA || 2334 count > 256)) { 2335 if (softc->flags & ADA_FLAG_CAN_DMA48) { 2336 if (bp->bio_cmd == BIO_READ) { 2337 ata_48bit_cmd(ataio, ATA_READ_DMA48, 2338 0, lba, count); 2339 } else { 2340 ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 2341 0, lba, count); 2342 } 2343 } else { 2344 if (bp->bio_cmd == BIO_READ) { 2345 ata_48bit_cmd(ataio, ATA_READ_MUL48, 2346 0, lba, count); 2347 } else { 2348 ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 2349 0, lba, count); 2350 } 2351 } 2352 } else { 2353 if (count == 256) 2354 count = 0; 2355 if (softc->flags & ADA_FLAG_CAN_DMA) { 2356 if (bp->bio_cmd == BIO_READ) { 2357 ata_28bit_cmd(ataio, ATA_READ_DMA, 2358 0, lba, count); 2359 } else { 2360 ata_28bit_cmd(ataio, ATA_WRITE_DMA, 2361 0, lba, count); 2362 } 2363 } else { 2364 if (bp->bio_cmd == BIO_READ) { 2365 ata_28bit_cmd(ataio, ATA_READ_MUL, 2366 0, lba, count); 2367 } else { 2368 ata_28bit_cmd(ataio, ATA_WRITE_MUL, 2369 0, lba, count); 2370 } 2371 } 2372 } 2373 break; 2374 } 2375 case BIO_DELETE: 2376 switch (softc->delete_method) { 2377 case ADA_DELETE_NCQ_DSM_TRIM: 2378 ada_ncq_dsmtrim(softc, bp, ataio); 2379 break; 2380 case ADA_DELETE_DSM_TRIM: 2381 ada_dsmtrim(softc, bp, ataio); 2382 break; 2383 case ADA_DELETE_CFA_ERASE: 2384 ada_cfaerase(softc, bp, ataio); 2385 break; 2386 default: 2387 biofinish(bp, NULL, EOPNOTSUPP); 2388 xpt_release_ccb(start_ccb); 2389 adaschedule(periph); 2390 return; 2391 } 2392 start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 2393 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2394 cam_iosched_submit_trim(softc->cam_iosched); 2395 goto out; 2396 case BIO_FLUSH: 2397 cam_fill_ataio(ataio, 2398 1, 2399 adadone, 2400 CAM_DIR_NONE, 2401 0, 2402 NULL, 2403 0, 2404 ada_default_timeout*1000); 2405 2406 if (softc->flags & ADA_FLAG_CAN_48BIT) 2407 ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 2408 else 2409 ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 2410 break; 2411 case BIO_ZONE: { 2412 int error, queue_ccb; 2413 2414 queue_ccb = 0; 2415 2416 error = ada_zone_cmd(periph, start_ccb, bp, &queue_ccb); 2417 if ((error != 0) 2418 || (queue_ccb == 0)) { 2419 biofinish(bp, NULL, error); 2420 xpt_release_ccb(start_ccb); 2421 return; 2422 } 2423 break; 2424 } 2425 } 2426 start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 2427 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2428 out: 2429 start_ccb->ccb_h.ccb_bp = bp; 2430 softc->outstanding_cmds++; 2431 softc->refcount++; 2432 cam_periph_unlock(periph); 2433 xpt_action(start_ccb); 2434 cam_periph_lock(periph); 2435 softc->refcount--; 2436 2437 /* May have more work to do, so ensure we stay scheduled */ 2438 adaschedule(periph); 2439 break; 2440 } 2441 case ADA_STATE_RAHEAD: 2442 case ADA_STATE_WCACHE: 2443 { 2444 cam_fill_ataio(ataio, 2445 1, 2446 adadone, 2447 CAM_DIR_NONE, 2448 0, 2449 NULL, 2450 0, 2451 ada_default_timeout*1000); 2452 2453 if (softc->state == ADA_STATE_RAHEAD) { 2454 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_RA ? 2455 ATA_SF_ENAB_RCACHE : ATA_SF_DIS_RCACHE, 0, 0); 2456 start_ccb->ccb_h.ccb_state = ADA_CCB_RAHEAD; 2457 } else { 2458 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_WC ? 2459 ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 2460 start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 2461 } 2462 start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 2463 xpt_action(start_ccb); 2464 break; 2465 } 2466 case ADA_STATE_LOGDIR: 2467 { 2468 struct ata_gp_log_dir *log_dir; 2469 2470 if ((softc->flags & ADA_FLAG_CAN_LOG) == 0) { 2471 adaprobedone(periph, start_ccb); 2472 break; 2473 } 2474 2475 log_dir = malloc(sizeof(*log_dir), M_ATADA, M_NOWAIT|M_ZERO); 2476 if (log_dir == NULL) { 2477 xpt_print(periph->path, "Couldn't malloc log_dir " 2478 "data\n"); 2479 softc->state = ADA_STATE_NORMAL; 2480 xpt_release_ccb(start_ccb); 2481 break; 2482 } 2483 2484 2485 ata_read_log(ataio, 2486 /*retries*/1, 2487 /*cbfcnp*/adadone, 2488 /*log_address*/ ATA_LOG_DIRECTORY, 2489 /*page_number*/ 0, 2490 /*block_count*/ 1, 2491 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2492 CAM_ATAIO_DMA : 0, 2493 /*data_ptr*/ (uint8_t *)log_dir, 2494 /*dxfer_len*/sizeof(*log_dir), 2495 /*timeout*/ada_default_timeout*1000); 2496 2497 start_ccb->ccb_h.ccb_state = ADA_CCB_LOGDIR; 2498 xpt_action(start_ccb); 2499 break; 2500 } 2501 case ADA_STATE_IDDIR: 2502 { 2503 struct ata_identify_log_pages *id_dir; 2504 2505 id_dir = malloc(sizeof(*id_dir), M_ATADA, M_NOWAIT | M_ZERO); 2506 if (id_dir == NULL) { 2507 xpt_print(periph->path, "Couldn't malloc id_dir " 2508 "data\n"); 2509 adaprobedone(periph, start_ccb); 2510 break; 2511 } 2512 2513 ata_read_log(ataio, 2514 /*retries*/1, 2515 /*cbfcnp*/adadone, 2516 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2517 /*page_number*/ ATA_IDL_PAGE_LIST, 2518 /*block_count*/ 1, 2519 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2520 CAM_ATAIO_DMA : 0, 2521 /*data_ptr*/ (uint8_t *)id_dir, 2522 /*dxfer_len*/ sizeof(*id_dir), 2523 /*timeout*/ada_default_timeout*1000); 2524 2525 start_ccb->ccb_h.ccb_state = ADA_CCB_IDDIR; 2526 xpt_action(start_ccb); 2527 break; 2528 } 2529 case ADA_STATE_SUP_CAP: 2530 { 2531 struct ata_identify_log_sup_cap *sup_cap; 2532 2533 sup_cap = malloc(sizeof(*sup_cap), M_ATADA, M_NOWAIT|M_ZERO); 2534 if (sup_cap == NULL) { 2535 xpt_print(periph->path, "Couldn't malloc sup_cap " 2536 "data\n"); 2537 adaprobedone(periph, start_ccb); 2538 break; 2539 } 2540 2541 ata_read_log(ataio, 2542 /*retries*/1, 2543 /*cbfcnp*/adadone, 2544 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2545 /*page_number*/ ATA_IDL_SUP_CAP, 2546 /*block_count*/ 1, 2547 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2548 CAM_ATAIO_DMA : 0, 2549 /*data_ptr*/ (uint8_t *)sup_cap, 2550 /*dxfer_len*/ sizeof(*sup_cap), 2551 /*timeout*/ada_default_timeout*1000); 2552 2553 start_ccb->ccb_h.ccb_state = ADA_CCB_SUP_CAP; 2554 xpt_action(start_ccb); 2555 break; 2556 } 2557 case ADA_STATE_ZONE: 2558 { 2559 struct ata_zoned_info_log *ata_zone; 2560 2561 ata_zone = malloc(sizeof(*ata_zone), M_ATADA, M_NOWAIT|M_ZERO); 2562 if (ata_zone == NULL) { 2563 xpt_print(periph->path, "Couldn't malloc ata_zone " 2564 "data\n"); 2565 adaprobedone(periph, start_ccb); 2566 break; 2567 } 2568 2569 ata_read_log(ataio, 2570 /*retries*/1, 2571 /*cbfcnp*/adadone, 2572 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2573 /*page_number*/ ATA_IDL_ZDI, 2574 /*block_count*/ 1, 2575 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2576 CAM_ATAIO_DMA : 0, 2577 /*data_ptr*/ (uint8_t *)ata_zone, 2578 /*dxfer_len*/ sizeof(*ata_zone), 2579 /*timeout*/ada_default_timeout*1000); 2580 2581 start_ccb->ccb_h.ccb_state = ADA_CCB_ZONE; 2582 xpt_action(start_ccb); 2583 break; 2584 } 2585 } 2586 } 2587 2588 static void 2589 adaprobedone(struct cam_periph *periph, union ccb *ccb) 2590 { 2591 struct ada_softc *softc; 2592 2593 softc = (struct ada_softc *)periph->softc; 2594 2595 if (ccb != NULL) 2596 xpt_release_ccb(ccb); 2597 2598 softc->state = ADA_STATE_NORMAL; 2599 softc->flags |= ADA_FLAG_PROBED; 2600 adaschedule(periph); 2601 if ((softc->flags & ADA_FLAG_ANNOUNCED) == 0) { 2602 softc->flags |= ADA_FLAG_ANNOUNCED; 2603 cam_periph_unhold(periph); 2604 } else { 2605 cam_periph_release_locked(periph); 2606 } 2607 } 2608 2609 static void 2610 adazonedone(struct cam_periph *periph, union ccb *ccb) 2611 { 2612 struct ada_softc *softc; 2613 struct bio *bp; 2614 2615 softc = periph->softc; 2616 bp = (struct bio *)ccb->ccb_h.ccb_bp; 2617 2618 switch (bp->bio_zone.zone_cmd) { 2619 case DISK_ZONE_OPEN: 2620 case DISK_ZONE_CLOSE: 2621 case DISK_ZONE_FINISH: 2622 case DISK_ZONE_RWP: 2623 break; 2624 case DISK_ZONE_REPORT_ZONES: { 2625 uint32_t avail_len; 2626 struct disk_zone_report *rep; 2627 struct scsi_report_zones_hdr *hdr; 2628 struct scsi_report_zones_desc *desc; 2629 struct disk_zone_rep_entry *entry; 2630 uint32_t num_alloced, hdr_len, num_avail; 2631 uint32_t num_to_fill, i; 2632 2633 rep = &bp->bio_zone.zone_params.report; 2634 avail_len = ccb->ataio.dxfer_len - ccb->ataio.resid; 2635 /* 2636 * Note that bio_resid isn't normally used for zone 2637 * commands, but it is used by devstat_end_transaction_bio() 2638 * to determine how much data was transferred. Because 2639 * the size of the SCSI/ATA data structures is different 2640 * than the size of the BIO interface structures, the 2641 * amount of data actually transferred from the drive will 2642 * be different than the amount of data transferred to 2643 * the user. 2644 */ 2645 num_alloced = rep->entries_allocated; 2646 hdr = (struct scsi_report_zones_hdr *)ccb->ataio.data_ptr; 2647 if (avail_len < sizeof(*hdr)) { 2648 /* 2649 * Is there a better error than EIO here? We asked 2650 * for at least the header, and we got less than 2651 * that. 2652 */ 2653 bp->bio_error = EIO; 2654 bp->bio_flags |= BIO_ERROR; 2655 bp->bio_resid = bp->bio_bcount; 2656 break; 2657 } 2658 2659 hdr_len = le32dec(hdr->length); 2660 if (hdr_len > 0) 2661 rep->entries_available = hdr_len / sizeof(*desc); 2662 else 2663 rep->entries_available = 0; 2664 /* 2665 * NOTE: using the same values for the BIO version of the 2666 * same field as the SCSI/ATA values. This means we could 2667 * get some additional values that aren't defined in bio.h 2668 * if more values of the same field are defined later. 2669 */ 2670 rep->header.same = hdr->byte4 & SRZ_SAME_MASK; 2671 rep->header.maximum_lba = le64dec(hdr->maximum_lba); 2672 /* 2673 * If the drive reports no entries that match the query, 2674 * we're done. 2675 */ 2676 if (hdr_len == 0) { 2677 rep->entries_filled = 0; 2678 bp->bio_resid = bp->bio_bcount; 2679 break; 2680 } 2681 2682 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc), 2683 hdr_len / sizeof(*desc)); 2684 /* 2685 * If the drive didn't return any data, then we're done. 2686 */ 2687 if (num_avail == 0) { 2688 rep->entries_filled = 0; 2689 bp->bio_resid = bp->bio_bcount; 2690 break; 2691 } 2692 2693 num_to_fill = min(num_avail, rep->entries_allocated); 2694 /* 2695 * If the user didn't allocate any entries for us to fill, 2696 * we're done. 2697 */ 2698 if (num_to_fill == 0) { 2699 rep->entries_filled = 0; 2700 bp->bio_resid = bp->bio_bcount; 2701 break; 2702 } 2703 2704 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0]; 2705 i < num_to_fill; i++, desc++, entry++) { 2706 /* 2707 * NOTE: we're mapping the values here directly 2708 * from the SCSI/ATA bit definitions to the bio.h 2709 * definitions. There is also a warning in 2710 * disk_zone.h, but the impact is that if 2711 * additional values are added in the SCSI/ATA 2712 * specs these will be visible to consumers of 2713 * this interface. 2714 */ 2715 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK; 2716 entry->zone_condition = 2717 (desc->zone_flags & SRZ_ZONE_COND_MASK) >> 2718 SRZ_ZONE_COND_SHIFT; 2719 entry->zone_flags |= desc->zone_flags & 2720 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET); 2721 entry->zone_length = le64dec(desc->zone_length); 2722 entry->zone_start_lba = le64dec(desc->zone_start_lba); 2723 entry->write_pointer_lba = 2724 le64dec(desc->write_pointer_lba); 2725 } 2726 rep->entries_filled = num_to_fill; 2727 /* 2728 * Note that this residual is accurate from the user's 2729 * standpoint, but the amount transferred isn't accurate 2730 * from the standpoint of what actually came back from the 2731 * drive. 2732 */ 2733 bp->bio_resid = bp->bio_bcount - (num_to_fill * sizeof(*entry)); 2734 break; 2735 } 2736 case DISK_ZONE_GET_PARAMS: 2737 default: 2738 /* 2739 * In theory we should not get a GET_PARAMS bio, since it 2740 * should be handled without queueing the command to the 2741 * drive. 2742 */ 2743 panic("%s: Invalid zone command %d", __func__, 2744 bp->bio_zone.zone_cmd); 2745 break; 2746 } 2747 2748 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES) 2749 free(ccb->ataio.data_ptr, M_ATADA); 2750 } 2751 2752 2753 static void 2754 adadone(struct cam_periph *periph, union ccb *done_ccb) 2755 { 2756 struct ada_softc *softc; 2757 struct ccb_ataio *ataio; 2758 struct cam_path *path; 2759 uint32_t priority; 2760 int state; 2761 2762 softc = (struct ada_softc *)periph->softc; 2763 ataio = &done_ccb->ataio; 2764 path = done_ccb->ccb_h.path; 2765 priority = done_ccb->ccb_h.pinfo.priority; 2766 2767 CAM_DEBUG(path, CAM_DEBUG_TRACE, ("adadone\n")); 2768 2769 state = ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK; 2770 switch (state) { 2771 case ADA_CCB_BUFFER_IO: 2772 case ADA_CCB_TRIM: 2773 { 2774 struct bio *bp; 2775 int error; 2776 2777 cam_periph_lock(periph); 2778 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2779 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2780 error = adaerror(done_ccb, 0, 0); 2781 if (error == ERESTART) { 2782 /* A retry was scheduled, so just return. */ 2783 cam_periph_unlock(periph); 2784 return; 2785 } 2786 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2787 cam_release_devq(path, 2788 /*relsim_flags*/0, 2789 /*reduction*/0, 2790 /*timeout*/0, 2791 /*getcount_only*/0); 2792 /* 2793 * If we get an error on an NCQ DSM TRIM, fall back 2794 * to a non-NCQ DSM TRIM forever. Please note that if 2795 * CAN_NCQ_TRIM is set, CAN_TRIM is necessarily set too. 2796 * However, for this one trim, we treat it as advisory 2797 * and return success up the stack. 2798 */ 2799 if (state == ADA_CCB_TRIM && 2800 error != 0 && 2801 (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) != 0) { 2802 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 2803 error = 0; 2804 adasetdeletemethod(softc); 2805 } 2806 } else { 2807 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2808 panic("REQ_CMP with QFRZN"); 2809 2810 error = 0; 2811 } 2812 bp->bio_error = error; 2813 if (error != 0) { 2814 bp->bio_resid = bp->bio_bcount; 2815 bp->bio_flags |= BIO_ERROR; 2816 } else { 2817 if (bp->bio_cmd == BIO_ZONE) 2818 adazonedone(periph, done_ccb); 2819 else if (state == ADA_CCB_TRIM) 2820 bp->bio_resid = 0; 2821 else 2822 bp->bio_resid = ataio->resid; 2823 2824 if ((bp->bio_resid > 0) 2825 && (bp->bio_cmd != BIO_ZONE)) 2826 bp->bio_flags |= BIO_ERROR; 2827 } 2828 softc->outstanding_cmds--; 2829 if (softc->outstanding_cmds == 0) 2830 softc->flags |= ADA_FLAG_WAS_OTAG; 2831 2832 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb); 2833 xpt_release_ccb(done_ccb); 2834 if (state == ADA_CCB_TRIM) { 2835 TAILQ_HEAD(, bio) queue; 2836 struct bio *bp1; 2837 2838 TAILQ_INIT(&queue); 2839 TAILQ_CONCAT(&queue, &softc->trim_req.bps, bio_queue); 2840 /* 2841 * Normally, the xpt_release_ccb() above would make sure 2842 * that when we have more work to do, that work would 2843 * get kicked off. However, we specifically keep 2844 * trim_running set to 0 before the call above to allow 2845 * other I/O to progress when many BIO_DELETE requests 2846 * are pushed down. We set trim_running to 0 and call 2847 * daschedule again so that we don't stall if there are 2848 * no other I/Os pending apart from BIO_DELETEs. 2849 */ 2850 cam_iosched_trim_done(softc->cam_iosched); 2851 adaschedule(periph); 2852 cam_periph_unlock(periph); 2853 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 2854 TAILQ_REMOVE(&queue, bp1, bio_queue); 2855 bp1->bio_error = error; 2856 if (error != 0) { 2857 bp1->bio_flags |= BIO_ERROR; 2858 bp1->bio_resid = bp1->bio_bcount; 2859 } else 2860 bp1->bio_resid = 0; 2861 biodone(bp1); 2862 } 2863 } else { 2864 adaschedule(periph); 2865 cam_periph_unlock(periph); 2866 biodone(bp); 2867 } 2868 return; 2869 } 2870 case ADA_CCB_RAHEAD: 2871 { 2872 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2873 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2874 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2875 cam_release_devq(path, 0, 0, 0, FALSE); 2876 return; 2877 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2878 cam_release_devq(path, 2879 /*relsim_flags*/0, 2880 /*reduction*/0, 2881 /*timeout*/0, 2882 /*getcount_only*/0); 2883 } 2884 } 2885 2886 /* 2887 * Since our peripheral may be invalidated by an error 2888 * above or an external event, we must release our CCB 2889 * before releasing the reference on the peripheral. 2890 * The peripheral will only go away once the last reference 2891 * is removed, and we need it around for the CCB release 2892 * operation. 2893 */ 2894 2895 xpt_release_ccb(done_ccb); 2896 softc->state = ADA_STATE_WCACHE; 2897 xpt_schedule(periph, priority); 2898 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2899 cam_release_devq(path, 0, 0, 0, FALSE); 2900 return; 2901 } 2902 case ADA_CCB_WCACHE: 2903 { 2904 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2905 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2906 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2907 cam_release_devq(path, 0, 0, 0, FALSE); 2908 return; 2909 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2910 cam_release_devq(path, 2911 /*relsim_flags*/0, 2912 /*reduction*/0, 2913 /*timeout*/0, 2914 /*getcount_only*/0); 2915 } 2916 } 2917 2918 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2919 cam_release_devq(path, 0, 0, 0, FALSE); 2920 2921 if ((softc->flags & ADA_FLAG_CAN_LOG) 2922 && (softc->zone_mode != ADA_ZONE_NONE)) { 2923 xpt_release_ccb(done_ccb); 2924 softc->state = ADA_STATE_LOGDIR; 2925 xpt_schedule(periph, priority); 2926 } else { 2927 adaprobedone(periph, done_ccb); 2928 } 2929 return; 2930 } 2931 case ADA_CCB_LOGDIR: 2932 { 2933 int error; 2934 2935 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 2936 error = 0; 2937 softc->valid_logdir_len = 0; 2938 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir)); 2939 softc->valid_logdir_len = 2940 ataio->dxfer_len - ataio->resid; 2941 if (softc->valid_logdir_len > 0) 2942 bcopy(ataio->data_ptr, &softc->ata_logdir, 2943 min(softc->valid_logdir_len, 2944 sizeof(softc->ata_logdir))); 2945 /* 2946 * Figure out whether the Identify Device log is 2947 * supported. The General Purpose log directory 2948 * has a header, and lists the number of pages 2949 * available for each GP log identified by the 2950 * offset into the list. 2951 */ 2952 if ((softc->valid_logdir_len >= 2953 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t))) 2954 && (le16dec(softc->ata_logdir.header) == 2955 ATA_GP_LOG_DIR_VERSION) 2956 && (le16dec(&softc->ata_logdir.num_pages[ 2957 (ATA_IDENTIFY_DATA_LOG * 2958 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){ 2959 softc->flags |= ADA_FLAG_CAN_IDLOG; 2960 } else { 2961 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 2962 } 2963 } else { 2964 error = adaerror(done_ccb, CAM_RETRY_SELTO, 2965 SF_RETRY_UA|SF_NO_PRINT); 2966 if (error == ERESTART) 2967 return; 2968 else if (error != 0) { 2969 /* 2970 * If we can't get the ATA log directory, 2971 * then ATA logs are effectively not 2972 * supported even if the bit is set in the 2973 * identify data. 2974 */ 2975 softc->flags &= ~(ADA_FLAG_CAN_LOG | 2976 ADA_FLAG_CAN_IDLOG); 2977 if ((done_ccb->ccb_h.status & 2978 CAM_DEV_QFRZN) != 0) { 2979 /* Don't wedge this device's queue */ 2980 cam_release_devq(done_ccb->ccb_h.path, 2981 /*relsim_flags*/0, 2982 /*reduction*/0, 2983 /*timeout*/0, 2984 /*getcount_only*/0); 2985 } 2986 } 2987 2988 2989 } 2990 2991 free(ataio->data_ptr, M_ATADA); 2992 2993 if ((error == 0) 2994 && (softc->flags & ADA_FLAG_CAN_IDLOG)) { 2995 softc->state = ADA_STATE_IDDIR; 2996 xpt_release_ccb(done_ccb); 2997 xpt_schedule(periph, priority); 2998 } else 2999 adaprobedone(periph, done_ccb); 3000 3001 return; 3002 } 3003 case ADA_CCB_IDDIR: { 3004 int error; 3005 3006 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3007 off_t entries_offset, max_entries; 3008 error = 0; 3009 3010 softc->valid_iddir_len = 0; 3011 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir)); 3012 softc->flags &= ~(ADA_FLAG_CAN_SUPCAP | 3013 ADA_FLAG_CAN_ZONE); 3014 softc->valid_iddir_len = 3015 ataio->dxfer_len - ataio->resid; 3016 if (softc->valid_iddir_len > 0) 3017 bcopy(ataio->data_ptr, &softc->ata_iddir, 3018 min(softc->valid_iddir_len, 3019 sizeof(softc->ata_iddir))); 3020 3021 entries_offset = 3022 __offsetof(struct ata_identify_log_pages,entries); 3023 max_entries = softc->valid_iddir_len - entries_offset; 3024 if ((softc->valid_iddir_len > (entries_offset + 1)) 3025 && (le64dec(softc->ata_iddir.header) == 3026 ATA_IDLOG_REVISION) 3027 && (softc->ata_iddir.entry_count > 0)) { 3028 int num_entries, i; 3029 3030 num_entries = softc->ata_iddir.entry_count; 3031 num_entries = min(num_entries, 3032 softc->valid_iddir_len - entries_offset); 3033 for (i = 0; i < num_entries && 3034 i < max_entries; i++) { 3035 if (softc->ata_iddir.entries[i] == 3036 ATA_IDL_SUP_CAP) 3037 softc->flags |= 3038 ADA_FLAG_CAN_SUPCAP; 3039 else if (softc->ata_iddir.entries[i]== 3040 ATA_IDL_ZDI) 3041 softc->flags |= 3042 ADA_FLAG_CAN_ZONE; 3043 3044 if ((softc->flags & 3045 ADA_FLAG_CAN_SUPCAP) 3046 && (softc->flags & 3047 ADA_FLAG_CAN_ZONE)) 3048 break; 3049 } 3050 } 3051 } else { 3052 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3053 SF_RETRY_UA|SF_NO_PRINT); 3054 if (error == ERESTART) 3055 return; 3056 else if (error != 0) { 3057 /* 3058 * If we can't get the ATA Identify Data log 3059 * directory, then it effectively isn't 3060 * supported even if the ATA Log directory 3061 * a non-zero number of pages present for 3062 * this log. 3063 */ 3064 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3065 if ((done_ccb->ccb_h.status & 3066 CAM_DEV_QFRZN) != 0) { 3067 /* Don't wedge this device's queue */ 3068 cam_release_devq(done_ccb->ccb_h.path, 3069 /*relsim_flags*/0, 3070 /*reduction*/0, 3071 /*timeout*/0, 3072 /*getcount_only*/0); 3073 } 3074 } 3075 } 3076 3077 free(ataio->data_ptr, M_ATADA); 3078 3079 if ((error == 0) 3080 && (softc->flags & ADA_FLAG_CAN_SUPCAP)) { 3081 softc->state = ADA_STATE_SUP_CAP; 3082 xpt_release_ccb(done_ccb); 3083 xpt_schedule(periph, priority); 3084 } else 3085 adaprobedone(periph, done_ccb); 3086 return; 3087 } 3088 case ADA_CCB_SUP_CAP: { 3089 int error; 3090 3091 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3092 uint32_t valid_len; 3093 size_t needed_size; 3094 struct ata_identify_log_sup_cap *sup_cap; 3095 error = 0; 3096 3097 sup_cap = (struct ata_identify_log_sup_cap *) 3098 ataio->data_ptr; 3099 valid_len = ataio->dxfer_len - ataio->resid; 3100 needed_size = 3101 __offsetof(struct ata_identify_log_sup_cap, 3102 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap); 3103 if (valid_len >= needed_size) { 3104 uint64_t zoned, zac_cap; 3105 3106 zoned = le64dec(sup_cap->zoned_cap); 3107 if (zoned & ATA_ZONED_VALID) { 3108 /* 3109 * This should have already been 3110 * set, because this is also in the 3111 * ATA identify data. 3112 */ 3113 if ((zoned & ATA_ZONED_MASK) == 3114 ATA_SUPPORT_ZONE_HOST_AWARE) 3115 softc->zone_mode = 3116 ADA_ZONE_HOST_AWARE; 3117 else if ((zoned & ATA_ZONED_MASK) == 3118 ATA_SUPPORT_ZONE_DEV_MANAGED) 3119 softc->zone_mode = 3120 ADA_ZONE_DRIVE_MANAGED; 3121 } 3122 3123 zac_cap = le64dec(sup_cap->sup_zac_cap); 3124 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) { 3125 if (zac_cap & ATA_REPORT_ZONES_SUP) 3126 softc->zone_flags |= 3127 ADA_ZONE_FLAG_RZ_SUP; 3128 if (zac_cap & ATA_ND_OPEN_ZONE_SUP) 3129 softc->zone_flags |= 3130 ADA_ZONE_FLAG_OPEN_SUP; 3131 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP) 3132 softc->zone_flags |= 3133 ADA_ZONE_FLAG_CLOSE_SUP; 3134 if (zac_cap & ATA_ND_FINISH_ZONE_SUP) 3135 softc->zone_flags |= 3136 ADA_ZONE_FLAG_FINISH_SUP; 3137 if (zac_cap & ATA_ND_RWP_SUP) 3138 softc->zone_flags |= 3139 ADA_ZONE_FLAG_RWP_SUP; 3140 } else { 3141 /* 3142 * This field was introduced in 3143 * ACS-4, r08 on April 28th, 2015. 3144 * If the drive firmware was written 3145 * to an earlier spec, it won't have 3146 * the field. So, assume all 3147 * commands are supported. 3148 */ 3149 softc->zone_flags |= 3150 ADA_ZONE_FLAG_SUP_MASK; 3151 } 3152 3153 } 3154 } else { 3155 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3156 SF_RETRY_UA|SF_NO_PRINT); 3157 if (error == ERESTART) 3158 return; 3159 else if (error != 0) { 3160 /* 3161 * If we can't get the ATA Identify Data 3162 * Supported Capabilities page, clear the 3163 * flag... 3164 */ 3165 softc->flags &= ~ADA_FLAG_CAN_SUPCAP; 3166 /* 3167 * And clear zone capabilities. 3168 */ 3169 softc->zone_flags &= ~ADA_ZONE_FLAG_SUP_MASK; 3170 if ((done_ccb->ccb_h.status & 3171 CAM_DEV_QFRZN) != 0) { 3172 /* Don't wedge this device's queue */ 3173 cam_release_devq(done_ccb->ccb_h.path, 3174 /*relsim_flags*/0, 3175 /*reduction*/0, 3176 /*timeout*/0, 3177 /*getcount_only*/0); 3178 } 3179 } 3180 } 3181 3182 free(ataio->data_ptr, M_ATADA); 3183 3184 if ((error == 0) 3185 && (softc->flags & ADA_FLAG_CAN_ZONE)) { 3186 softc->state = ADA_STATE_ZONE; 3187 xpt_release_ccb(done_ccb); 3188 xpt_schedule(periph, priority); 3189 } else 3190 adaprobedone(periph, done_ccb); 3191 return; 3192 } 3193 case ADA_CCB_ZONE: { 3194 int error; 3195 3196 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3197 struct ata_zoned_info_log *zi_log; 3198 uint32_t valid_len; 3199 size_t needed_size; 3200 3201 zi_log = (struct ata_zoned_info_log *)ataio->data_ptr; 3202 3203 valid_len = ataio->dxfer_len - ataio->resid; 3204 needed_size = __offsetof(struct ata_zoned_info_log, 3205 version_info) + 1 + sizeof(zi_log->version_info); 3206 if (valid_len >= needed_size) { 3207 uint64_t tmpvar; 3208 3209 tmpvar = le64dec(zi_log->zoned_cap); 3210 if (tmpvar & ATA_ZDI_CAP_VALID) { 3211 if (tmpvar & ATA_ZDI_CAP_URSWRZ) 3212 softc->zone_flags |= 3213 ADA_ZONE_FLAG_URSWRZ; 3214 else 3215 softc->zone_flags &= 3216 ~ADA_ZONE_FLAG_URSWRZ; 3217 } 3218 tmpvar = le64dec(zi_log->optimal_seq_zones); 3219 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) { 3220 softc->zone_flags |= 3221 ADA_ZONE_FLAG_OPT_SEQ_SET; 3222 softc->optimal_seq_zones = (tmpvar & 3223 ATA_ZDI_OPT_SEQ_MASK); 3224 } else { 3225 softc->zone_flags &= 3226 ~ADA_ZONE_FLAG_OPT_SEQ_SET; 3227 softc->optimal_seq_zones = 0; 3228 } 3229 3230 tmpvar =le64dec(zi_log->optimal_nonseq_zones); 3231 if (tmpvar & ATA_ZDI_OPT_NS_VALID) { 3232 softc->zone_flags |= 3233 ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3234 softc->optimal_nonseq_zones = 3235 (tmpvar & ATA_ZDI_OPT_NS_MASK); 3236 } else { 3237 softc->zone_flags &= 3238 ~ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3239 softc->optimal_nonseq_zones = 0; 3240 } 3241 3242 tmpvar = le64dec(zi_log->max_seq_req_zones); 3243 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) { 3244 softc->zone_flags |= 3245 ADA_ZONE_FLAG_MAX_SEQ_SET; 3246 softc->max_seq_zones = 3247 (tmpvar & ATA_ZDI_MAX_SEQ_MASK); 3248 } else { 3249 softc->zone_flags &= 3250 ~ADA_ZONE_FLAG_MAX_SEQ_SET; 3251 softc->max_seq_zones = 0; 3252 } 3253 } 3254 } else { 3255 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3256 SF_RETRY_UA|SF_NO_PRINT); 3257 if (error == ERESTART) 3258 return; 3259 else if (error != 0) { 3260 softc->flags &= ~ADA_FLAG_CAN_ZONE; 3261 softc->flags &= ~ADA_ZONE_FLAG_SET_MASK; 3262 3263 if ((done_ccb->ccb_h.status & 3264 CAM_DEV_QFRZN) != 0) { 3265 /* Don't wedge this device's queue */ 3266 cam_release_devq(done_ccb->ccb_h.path, 3267 /*relsim_flags*/0, 3268 /*reduction*/0, 3269 /*timeout*/0, 3270 /*getcount_only*/0); 3271 } 3272 } 3273 3274 } 3275 free(ataio->data_ptr, M_ATADA); 3276 3277 adaprobedone(periph, done_ccb); 3278 return; 3279 } 3280 case ADA_CCB_DUMP: 3281 /* No-op. We're polling */ 3282 return; 3283 default: 3284 break; 3285 } 3286 xpt_release_ccb(done_ccb); 3287 } 3288 3289 static int 3290 adaerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3291 { 3292 #ifdef CAM_IO_STATS 3293 struct ada_softc *softc; 3294 struct cam_periph *periph; 3295 3296 periph = xpt_path_periph(ccb->ccb_h.path); 3297 softc = (struct ada_softc *)periph->softc; 3298 3299 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 3300 case CAM_CMD_TIMEOUT: 3301 softc->timeouts++; 3302 break; 3303 case CAM_REQ_ABORTED: 3304 case CAM_REQ_CMP_ERR: 3305 case CAM_REQ_TERMIO: 3306 case CAM_UNREC_HBA_ERROR: 3307 case CAM_DATA_RUN_ERR: 3308 case CAM_ATA_STATUS_ERROR: 3309 softc->errors++; 3310 break; 3311 default: 3312 break; 3313 } 3314 #endif 3315 3316 return(cam_periph_error(ccb, cam_flags, sense_flags, NULL)); 3317 } 3318 3319 static void 3320 adagetparams(struct cam_periph *periph, struct ccb_getdev *cgd) 3321 { 3322 struct ada_softc *softc = (struct ada_softc *)periph->softc; 3323 struct disk_params *dp = &softc->params; 3324 u_int64_t lbasize48; 3325 u_int32_t lbasize; 3326 3327 dp->secsize = ata_logical_sector_size(&cgd->ident_data); 3328 if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 3329 cgd->ident_data.current_heads && cgd->ident_data.current_sectors) { 3330 dp->heads = cgd->ident_data.current_heads; 3331 dp->secs_per_track = cgd->ident_data.current_sectors; 3332 dp->cylinders = cgd->ident_data.cylinders; 3333 dp->sectors = (u_int32_t)cgd->ident_data.current_size_1 | 3334 ((u_int32_t)cgd->ident_data.current_size_2 << 16); 3335 } else { 3336 dp->heads = cgd->ident_data.heads; 3337 dp->secs_per_track = cgd->ident_data.sectors; 3338 dp->cylinders = cgd->ident_data.cylinders; 3339 dp->sectors = cgd->ident_data.cylinders * dp->heads * dp->secs_per_track; 3340 } 3341 lbasize = (u_int32_t)cgd->ident_data.lba_size_1 | 3342 ((u_int32_t)cgd->ident_data.lba_size_2 << 16); 3343 3344 /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 3345 if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 3346 dp->sectors = lbasize; 3347 3348 /* use the 48bit LBA size if valid */ 3349 lbasize48 = ((u_int64_t)cgd->ident_data.lba_size48_1) | 3350 ((u_int64_t)cgd->ident_data.lba_size48_2 << 16) | 3351 ((u_int64_t)cgd->ident_data.lba_size48_3 << 32) | 3352 ((u_int64_t)cgd->ident_data.lba_size48_4 << 48); 3353 if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 3354 lbasize48 > ATA_MAX_28BIT_LBA) 3355 dp->sectors = lbasize48; 3356 } 3357 3358 static void 3359 adasendorderedtag(void *arg) 3360 { 3361 struct ada_softc *softc = arg; 3362 3363 if (ada_send_ordered) { 3364 if (softc->outstanding_cmds > 0) { 3365 if ((softc->flags & ADA_FLAG_WAS_OTAG) == 0) 3366 softc->flags |= ADA_FLAG_NEED_OTAG; 3367 softc->flags &= ~ADA_FLAG_WAS_OTAG; 3368 } 3369 } 3370 /* Queue us up again */ 3371 callout_reset(&softc->sendordered_c, 3372 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 3373 adasendorderedtag, softc); 3374 } 3375 3376 /* 3377 * Step through all ADA peripheral drivers, and if the device is still open, 3378 * sync the disk cache to physical media. 3379 */ 3380 static void 3381 adaflush(void) 3382 { 3383 struct cam_periph *periph; 3384 struct ada_softc *softc; 3385 union ccb *ccb; 3386 int error; 3387 3388 CAM_PERIPH_FOREACH(periph, &adadriver) { 3389 softc = (struct ada_softc *)periph->softc; 3390 if (SCHEDULER_STOPPED()) { 3391 /* If we paniced with the lock held, do not recurse. */ 3392 if (!cam_periph_owned(periph) && 3393 (softc->flags & ADA_FLAG_OPEN)) { 3394 adadump(softc->disk, NULL, 0, 0, 0); 3395 } 3396 continue; 3397 } 3398 cam_periph_lock(periph); 3399 /* 3400 * We only sync the cache if the drive is still open, and 3401 * if the drive is capable of it.. 3402 */ 3403 if (((softc->flags & ADA_FLAG_OPEN) == 0) || 3404 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 3405 cam_periph_unlock(periph); 3406 continue; 3407 } 3408 3409 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3410 cam_fill_ataio(&ccb->ataio, 3411 0, 3412 adadone, 3413 CAM_DIR_NONE, 3414 0, 3415 NULL, 3416 0, 3417 ada_default_timeout*1000); 3418 if (softc->flags & ADA_FLAG_CAN_48BIT) 3419 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 3420 else 3421 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 3422 3423 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3424 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3425 softc->disk->d_devstat); 3426 if (error != 0) 3427 xpt_print(periph->path, "Synchronize cache failed\n"); 3428 xpt_release_ccb(ccb); 3429 cam_periph_unlock(periph); 3430 } 3431 } 3432 3433 static void 3434 adaspindown(uint8_t cmd, int flags) 3435 { 3436 struct cam_periph *periph; 3437 struct ada_softc *softc; 3438 union ccb *ccb; 3439 int error; 3440 3441 CAM_PERIPH_FOREACH(periph, &adadriver) { 3442 /* If we paniced with lock held - not recurse here. */ 3443 if (cam_periph_owned(periph)) 3444 continue; 3445 cam_periph_lock(periph); 3446 softc = (struct ada_softc *)periph->softc; 3447 /* 3448 * We only spin-down the drive if it is capable of it.. 3449 */ 3450 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3451 cam_periph_unlock(periph); 3452 continue; 3453 } 3454 3455 if (bootverbose) 3456 xpt_print(periph->path, "spin-down\n"); 3457 3458 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3459 cam_fill_ataio(&ccb->ataio, 3460 0, 3461 adadone, 3462 CAM_DIR_NONE | flags, 3463 0, 3464 NULL, 3465 0, 3466 ada_default_timeout*1000); 3467 ata_28bit_cmd(&ccb->ataio, cmd, 0, 0, 0); 3468 3469 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3470 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3471 softc->disk->d_devstat); 3472 if (error != 0) 3473 xpt_print(periph->path, "Spin-down disk failed\n"); 3474 xpt_release_ccb(ccb); 3475 cam_periph_unlock(periph); 3476 } 3477 } 3478 3479 static void 3480 adashutdown(void *arg, int howto) 3481 { 3482 3483 adaflush(); 3484 if (ada_spindown_shutdown != 0 && 3485 (howto & (RB_HALT | RB_POWEROFF)) != 0) 3486 adaspindown(ATA_STANDBY_IMMEDIATE, 0); 3487 } 3488 3489 static void 3490 adasuspend(void *arg) 3491 { 3492 3493 adaflush(); 3494 if (ada_spindown_suspend != 0) 3495 adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 3496 } 3497 3498 static void 3499 adaresume(void *arg) 3500 { 3501 struct cam_periph *periph; 3502 struct ada_softc *softc; 3503 3504 if (ada_spindown_suspend == 0) 3505 return; 3506 3507 CAM_PERIPH_FOREACH(periph, &adadriver) { 3508 cam_periph_lock(periph); 3509 softc = (struct ada_softc *)periph->softc; 3510 /* 3511 * We only spin-down the drive if it is capable of it.. 3512 */ 3513 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3514 cam_periph_unlock(periph); 3515 continue; 3516 } 3517 3518 if (bootverbose) 3519 xpt_print(periph->path, "resume\n"); 3520 3521 /* 3522 * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 3523 * sleep request. 3524 */ 3525 cam_release_devq(periph->path, 3526 /*relsim_flags*/0, 3527 /*openings*/0, 3528 /*timeout*/0, 3529 /*getcount_only*/0); 3530 3531 cam_periph_unlock(periph); 3532 } 3533 } 3534 3535 #endif /* _KERNEL */ 3536