1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer, 12 * without modification, immediately at the beginning of the file. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __FBSDID("$FreeBSD$"); 31 32 #include "opt_ada.h" 33 34 #include <sys/param.h> 35 36 #ifdef _KERNEL 37 #include <sys/systm.h> 38 #include <sys/kernel.h> 39 #include <sys/bio.h> 40 #include <sys/sysctl.h> 41 #include <sys/taskqueue.h> 42 #include <sys/lock.h> 43 #include <sys/mutex.h> 44 #include <sys/conf.h> 45 #include <sys/devicestat.h> 46 #include <sys/eventhandler.h> 47 #include <sys/malloc.h> 48 #include <sys/endian.h> 49 #include <sys/cons.h> 50 #include <sys/proc.h> 51 #include <sys/reboot.h> 52 #include <sys/sbuf.h> 53 #include <geom/geom_disk.h> 54 #endif /* _KERNEL */ 55 56 #ifndef _KERNEL 57 #include <stdio.h> 58 #include <string.h> 59 #endif /* _KERNEL */ 60 61 #include <cam/cam.h> 62 #include <cam/cam_ccb.h> 63 #include <cam/cam_periph.h> 64 #include <cam/cam_xpt_periph.h> 65 #include <cam/scsi/scsi_all.h> 66 #include <cam/scsi/scsi_da.h> 67 #include <cam/cam_sim.h> 68 #include <cam/cam_iosched.h> 69 70 #include <cam/ata/ata_all.h> 71 72 #include <machine/md_var.h> /* geometry translation */ 73 74 #ifdef _KERNEL 75 76 #define ATA_MAX_28BIT_LBA 268435455UL 77 78 extern int iosched_debug; 79 80 typedef enum { 81 ADA_STATE_RAHEAD, 82 ADA_STATE_WCACHE, 83 ADA_STATE_LOGDIR, 84 ADA_STATE_IDDIR, 85 ADA_STATE_SUP_CAP, 86 ADA_STATE_ZONE, 87 ADA_STATE_NORMAL 88 } ada_state; 89 90 typedef enum { 91 ADA_FLAG_CAN_48BIT = 0x00000002, 92 ADA_FLAG_CAN_FLUSHCACHE = 0x00000004, 93 ADA_FLAG_CAN_NCQ = 0x00000008, 94 ADA_FLAG_CAN_DMA = 0x00000010, 95 ADA_FLAG_NEED_OTAG = 0x00000020, 96 ADA_FLAG_WAS_OTAG = 0x00000040, 97 ADA_FLAG_CAN_TRIM = 0x00000080, 98 ADA_FLAG_OPEN = 0x00000100, 99 ADA_FLAG_SCTX_INIT = 0x00000200, 100 ADA_FLAG_CAN_CFA = 0x00000400, 101 ADA_FLAG_CAN_POWERMGT = 0x00000800, 102 ADA_FLAG_CAN_DMA48 = 0x00001000, 103 ADA_FLAG_CAN_LOG = 0x00002000, 104 ADA_FLAG_CAN_IDLOG = 0x00004000, 105 ADA_FLAG_CAN_SUPCAP = 0x00008000, 106 ADA_FLAG_CAN_ZONE = 0x00010000, 107 ADA_FLAG_CAN_WCACHE = 0x00020000, 108 ADA_FLAG_CAN_RAHEAD = 0x00040000, 109 ADA_FLAG_PROBED = 0x00080000, 110 ADA_FLAG_ANNOUNCED = 0x00100000, 111 ADA_FLAG_DIRTY = 0x00200000, 112 ADA_FLAG_CAN_NCQ_TRIM = 0x00400000, /* CAN_TRIM also set */ 113 ADA_FLAG_PIM_ATA_EXT = 0x00800000 114 } ada_flags; 115 116 typedef enum { 117 ADA_Q_NONE = 0x00, 118 ADA_Q_4K = 0x01, 119 ADA_Q_NCQ_TRIM_BROKEN = 0x02, 120 ADA_Q_LOG_BROKEN = 0x04, 121 ADA_Q_SMR_DM = 0x08, 122 ADA_Q_NO_TRIM = 0x10, 123 ADA_Q_128KB = 0x20 124 } ada_quirks; 125 126 #define ADA_Q_BIT_STRING \ 127 "\020" \ 128 "\0014K" \ 129 "\002NCQ_TRIM_BROKEN" \ 130 "\003LOG_BROKEN" \ 131 "\004SMR_DM" \ 132 "\005NO_TRIM" \ 133 "\006128KB" 134 135 typedef enum { 136 ADA_CCB_RAHEAD = 0x01, 137 ADA_CCB_WCACHE = 0x02, 138 ADA_CCB_BUFFER_IO = 0x03, 139 ADA_CCB_DUMP = 0x05, 140 ADA_CCB_TRIM = 0x06, 141 ADA_CCB_LOGDIR = 0x07, 142 ADA_CCB_IDDIR = 0x08, 143 ADA_CCB_SUP_CAP = 0x09, 144 ADA_CCB_ZONE = 0x0a, 145 ADA_CCB_TYPE_MASK = 0x0F, 146 } ada_ccb_state; 147 148 typedef enum { 149 ADA_ZONE_NONE = 0x00, 150 ADA_ZONE_DRIVE_MANAGED = 0x01, 151 ADA_ZONE_HOST_AWARE = 0x02, 152 ADA_ZONE_HOST_MANAGED = 0x03 153 } ada_zone_mode; 154 155 typedef enum { 156 ADA_ZONE_FLAG_RZ_SUP = 0x0001, 157 ADA_ZONE_FLAG_OPEN_SUP = 0x0002, 158 ADA_ZONE_FLAG_CLOSE_SUP = 0x0004, 159 ADA_ZONE_FLAG_FINISH_SUP = 0x0008, 160 ADA_ZONE_FLAG_RWP_SUP = 0x0010, 161 ADA_ZONE_FLAG_SUP_MASK = (ADA_ZONE_FLAG_RZ_SUP | 162 ADA_ZONE_FLAG_OPEN_SUP | 163 ADA_ZONE_FLAG_CLOSE_SUP | 164 ADA_ZONE_FLAG_FINISH_SUP | 165 ADA_ZONE_FLAG_RWP_SUP), 166 ADA_ZONE_FLAG_URSWRZ = 0x0020, 167 ADA_ZONE_FLAG_OPT_SEQ_SET = 0x0040, 168 ADA_ZONE_FLAG_OPT_NONSEQ_SET = 0x0080, 169 ADA_ZONE_FLAG_MAX_SEQ_SET = 0x0100, 170 ADA_ZONE_FLAG_SET_MASK = (ADA_ZONE_FLAG_OPT_SEQ_SET | 171 ADA_ZONE_FLAG_OPT_NONSEQ_SET | 172 ADA_ZONE_FLAG_MAX_SEQ_SET) 173 } ada_zone_flags; 174 175 static struct ada_zone_desc { 176 ada_zone_flags value; 177 const char *desc; 178 } ada_zone_desc_table[] = { 179 {ADA_ZONE_FLAG_RZ_SUP, "Report Zones" }, 180 {ADA_ZONE_FLAG_OPEN_SUP, "Open" }, 181 {ADA_ZONE_FLAG_CLOSE_SUP, "Close" }, 182 {ADA_ZONE_FLAG_FINISH_SUP, "Finish" }, 183 {ADA_ZONE_FLAG_RWP_SUP, "Reset Write Pointer" }, 184 }; 185 186 187 /* Offsets into our private area for storing information */ 188 #define ccb_state ppriv_field0 189 #define ccb_bp ppriv_ptr1 190 191 typedef enum { 192 ADA_DELETE_NONE, 193 ADA_DELETE_DISABLE, 194 ADA_DELETE_CFA_ERASE, 195 ADA_DELETE_DSM_TRIM, 196 ADA_DELETE_NCQ_DSM_TRIM, 197 ADA_DELETE_MIN = ADA_DELETE_CFA_ERASE, 198 ADA_DELETE_MAX = ADA_DELETE_NCQ_DSM_TRIM, 199 } ada_delete_methods; 200 201 static const char *ada_delete_method_names[] = 202 { "NONE", "DISABLE", "CFA_ERASE", "DSM_TRIM", "NCQ_DSM_TRIM" }; 203 #if 0 204 static const char *ada_delete_method_desc[] = 205 { "NONE", "DISABLED", "CFA Erase", "DSM Trim", "DSM Trim via NCQ" }; 206 #endif 207 208 struct disk_params { 209 u_int8_t heads; 210 u_int8_t secs_per_track; 211 u_int32_t cylinders; 212 u_int32_t secsize; /* Number of bytes/logical sector */ 213 u_int64_t sectors; /* Total number sectors */ 214 }; 215 216 #define TRIM_MAX_BLOCKS 8 217 #define TRIM_MAX_RANGES (TRIM_MAX_BLOCKS * ATA_DSM_BLK_RANGES) 218 struct trim_request { 219 uint8_t data[TRIM_MAX_RANGES * ATA_DSM_RANGE_SIZE]; 220 TAILQ_HEAD(, bio) bps; 221 }; 222 223 struct ada_softc { 224 struct cam_iosched_softc *cam_iosched; 225 int outstanding_cmds; /* Number of active commands */ 226 int refcount; /* Active xpt_action() calls */ 227 ada_state state; 228 ada_flags flags; 229 ada_zone_mode zone_mode; 230 ada_zone_flags zone_flags; 231 struct ata_gp_log_dir ata_logdir; 232 int valid_logdir_len; 233 struct ata_identify_log_pages ata_iddir; 234 int valid_iddir_len; 235 uint64_t optimal_seq_zones; 236 uint64_t optimal_nonseq_zones; 237 uint64_t max_seq_zones; 238 ada_quirks quirks; 239 ada_delete_methods delete_method; 240 int trim_max_ranges; 241 int read_ahead; 242 int write_cache; 243 int unmappedio; 244 int rotating; 245 #ifdef CAM_TEST_FAILURE 246 int force_read_error; 247 int force_write_error; 248 int periodic_read_error; 249 int periodic_read_count; 250 #endif 251 struct ccb_pathinq cpi; 252 struct disk_params params; 253 struct disk *disk; 254 struct task sysctl_task; 255 struct sysctl_ctx_list sysctl_ctx; 256 struct sysctl_oid *sysctl_tree; 257 struct callout sendordered_c; 258 struct trim_request trim_req; 259 uint64_t trim_count; 260 uint64_t trim_ranges; 261 uint64_t trim_lbas; 262 #ifdef CAM_IO_STATS 263 struct sysctl_ctx_list sysctl_stats_ctx; 264 struct sysctl_oid *sysctl_stats_tree; 265 u_int timeouts; 266 u_int errors; 267 u_int invalidations; 268 #endif 269 #define ADA_ANNOUNCETMP_SZ 80 270 char announce_temp[ADA_ANNOUNCETMP_SZ]; 271 #define ADA_ANNOUNCE_SZ 400 272 char announce_buffer[ADA_ANNOUNCE_SZ]; 273 }; 274 275 struct ada_quirk_entry { 276 struct scsi_inquiry_pattern inq_pat; 277 ada_quirks quirks; 278 }; 279 280 static struct ada_quirk_entry ada_quirk_table[] = 281 { 282 { 283 /* Sandisk X400 */ 284 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SanDisk?SD8SB8U1T00*", "X4162000*" }, 285 /*quirks*/ADA_Q_128KB 286 }, 287 { 288 /* Hitachi Advanced Format (4k) drives */ 289 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Hitachi H??????????E3*", "*" }, 290 /*quirks*/ADA_Q_4K 291 }, 292 { 293 /* Samsung Advanced Format (4k) drives */ 294 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD155UI*", "*" }, 295 /*quirks*/ADA_Q_4K 296 }, 297 { 298 /* Samsung Advanced Format (4k) drives */ 299 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD204UI*", "*" }, 300 /*quirks*/ADA_Q_4K 301 }, 302 { 303 /* Seagate Barracuda Green Advanced Format (4k) drives */ 304 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DL*", "*" }, 305 /*quirks*/ADA_Q_4K 306 }, 307 { 308 /* Seagate Barracuda Advanced Format (4k) drives */ 309 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???DM*", "*" }, 310 /*quirks*/ADA_Q_4K 311 }, 312 { 313 /* Seagate Barracuda Advanced Format (4k) drives */ 314 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DM*", "*" }, 315 /*quirks*/ADA_Q_4K 316 }, 317 { 318 /* Seagate Momentus Advanced Format (4k) drives */ 319 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500423AS*", "*" }, 320 /*quirks*/ADA_Q_4K 321 }, 322 { 323 /* Seagate Momentus Advanced Format (4k) drives */ 324 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500424AS*", "*" }, 325 /*quirks*/ADA_Q_4K 326 }, 327 { 328 /* Seagate Momentus Advanced Format (4k) drives */ 329 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640423AS*", "*" }, 330 /*quirks*/ADA_Q_4K 331 }, 332 { 333 /* Seagate Momentus Advanced Format (4k) drives */ 334 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640424AS*", "*" }, 335 /*quirks*/ADA_Q_4K 336 }, 337 { 338 /* Seagate Momentus Advanced Format (4k) drives */ 339 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750420AS*", "*" }, 340 /*quirks*/ADA_Q_4K 341 }, 342 { 343 /* Seagate Momentus Advanced Format (4k) drives */ 344 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750422AS*", "*" }, 345 /*quirks*/ADA_Q_4K 346 }, 347 { 348 /* Seagate Momentus Advanced Format (4k) drives */ 349 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750423AS*", "*" }, 350 /*quirks*/ADA_Q_4K 351 }, 352 { 353 /* Seagate Momentus Thin Advanced Format (4k) drives */ 354 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???LT*", "*" }, 355 /*quirks*/ADA_Q_4K 356 }, 357 { 358 /* WDC Caviar Red Advanced Format (4k) drives */ 359 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????CX*", "*" }, 360 /*quirks*/ADA_Q_4K 361 }, 362 { 363 /* WDC Caviar Green Advanced Format (4k) drives */ 364 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RS*", "*" }, 365 /*quirks*/ADA_Q_4K 366 }, 367 { 368 /* WDC Caviar Green/Red Advanced Format (4k) drives */ 369 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RX*", "*" }, 370 /*quirks*/ADA_Q_4K 371 }, 372 { 373 /* WDC Caviar Red Advanced Format (4k) drives */ 374 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????CX*", "*" }, 375 /*quirks*/ADA_Q_4K 376 }, 377 { 378 /* WDC Caviar Black Advanced Format (4k) drives */ 379 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????AZEX*", "*" }, 380 /*quirks*/ADA_Q_4K 381 }, 382 { 383 /* WDC Caviar Black Advanced Format (4k) drives */ 384 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????FZEX*", "*" }, 385 /*quirks*/ADA_Q_4K 386 }, 387 { 388 /* WDC Caviar Green Advanced Format (4k) drives */ 389 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RS*", "*" }, 390 /*quirks*/ADA_Q_4K 391 }, 392 { 393 /* WDC Caviar Green Advanced Format (4k) drives */ 394 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RX*", "*" }, 395 /*quirks*/ADA_Q_4K 396 }, 397 { 398 /* WDC Scorpio Black Advanced Format (4k) drives */ 399 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PKT*", "*" }, 400 /*quirks*/ADA_Q_4K 401 }, 402 { 403 /* WDC Scorpio Black Advanced Format (4k) drives */ 404 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PKT*", "*" }, 405 /*quirks*/ADA_Q_4K 406 }, 407 { 408 /* WDC Scorpio Blue Advanced Format (4k) drives */ 409 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PVT*", "*" }, 410 /*quirks*/ADA_Q_4K 411 }, 412 { 413 /* WDC Scorpio Blue Advanced Format (4k) drives */ 414 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PVT*", "*" }, 415 /*quirks*/ADA_Q_4K 416 }, 417 /* SSDs */ 418 { 419 /* 420 * Corsair Force 2 SSDs 421 * 4k optimised & trim only works in 4k requests + 4k aligned 422 */ 423 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair CSSD-F*", "*" }, 424 /*quirks*/ADA_Q_4K 425 }, 426 { 427 /* 428 * Corsair Force 3 SSDs 429 * 4k optimised & trim only works in 4k requests + 4k aligned 430 */ 431 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force 3*", "*" }, 432 /*quirks*/ADA_Q_4K 433 }, 434 { 435 /* 436 * Corsair Neutron GTX SSDs 437 * 4k optimised & trim only works in 4k requests + 4k aligned 438 */ 439 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 440 /*quirks*/ADA_Q_4K 441 }, 442 { 443 /* 444 * Corsair Force GT & GS SSDs 445 * 4k optimised & trim only works in 4k requests + 4k aligned 446 */ 447 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force G*", "*" }, 448 /*quirks*/ADA_Q_4K 449 }, 450 { 451 /* 452 * Crucial M4 SSDs 453 * 4k optimised & trim only works in 4k requests + 4k aligned 454 */ 455 { T_DIRECT, SIP_MEDIA_FIXED, "*", "M4-CT???M4SSD2*", "*" }, 456 /*quirks*/ADA_Q_4K 457 }, 458 { 459 /* 460 * Crucial M500 SSDs MU07 firmware 461 * NCQ Trim works 462 */ 463 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "MU07" }, 464 /*quirks*/0 465 }, 466 { 467 /* 468 * Crucial M500 SSDs all other firmware 469 * NCQ Trim doesn't work 470 */ 471 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "*" }, 472 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 473 }, 474 { 475 /* 476 * Crucial M550 SSDs 477 * NCQ Trim doesn't work, but only on MU01 firmware 478 */ 479 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M550*", "MU01" }, 480 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 481 }, 482 { 483 /* 484 * Crucial MX100 SSDs 485 * NCQ Trim doesn't work, but only on MU01 firmware 486 */ 487 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*MX100*", "MU01" }, 488 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 489 }, 490 { 491 /* 492 * Crucial RealSSD C300 SSDs 493 * 4k optimised 494 */ 495 { T_DIRECT, SIP_MEDIA_FIXED, "*", "C300-CTFDDAC???MAG*", 496 "*" }, /*quirks*/ADA_Q_4K 497 }, 498 { 499 /* 500 * FCCT M500 SSDs 501 * NCQ Trim doesn't work 502 */ 503 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FCCT*M500*", "*" }, 504 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 505 }, 506 { 507 /* 508 * Intel 320 Series SSDs 509 * 4k optimised & trim only works in 4k requests + 4k aligned 510 */ 511 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2CW*", "*" }, 512 /*quirks*/ADA_Q_4K 513 }, 514 { 515 /* 516 * Intel 330 Series SSDs 517 * 4k optimised & trim only works in 4k requests + 4k aligned 518 */ 519 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2CT*", "*" }, 520 /*quirks*/ADA_Q_4K 521 }, 522 { 523 /* 524 * Intel 510 Series SSDs 525 * 4k optimised & trim only works in 4k requests + 4k aligned 526 */ 527 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2MH*", "*" }, 528 /*quirks*/ADA_Q_4K 529 }, 530 { 531 /* 532 * Intel 520 Series SSDs 533 * 4k optimised & trim only works in 4k requests + 4k aligned 534 */ 535 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BW*", "*" }, 536 /*quirks*/ADA_Q_4K 537 }, 538 { 539 /* 540 * Intel S3610 Series SSDs 541 * 4k optimised & trim only works in 4k requests + 4k aligned 542 */ 543 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BX*", "*" }, 544 /*quirks*/ADA_Q_4K 545 }, 546 { 547 /* 548 * Intel X25-M Series SSDs 549 * 4k optimised & trim only works in 4k requests + 4k aligned 550 */ 551 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2M*", "*" }, 552 /*quirks*/ADA_Q_4K 553 }, 554 { 555 /* 556 * KingDian S200 60GB P0921B 557 * Trimming crash the SSD 558 */ 559 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KingDian S200 *", "*" }, 560 /*quirks*/ADA_Q_NO_TRIM 561 }, 562 { 563 /* 564 * Kingston E100 Series SSDs 565 * 4k optimised & trim only works in 4k requests + 4k aligned 566 */ 567 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SE100S3*", "*" }, 568 /*quirks*/ADA_Q_4K 569 }, 570 { 571 /* 572 * Kingston HyperX 3k SSDs 573 * 4k optimised & trim only works in 4k requests + 4k aligned 574 */ 575 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SH103S3*", "*" }, 576 /*quirks*/ADA_Q_4K 577 }, 578 { 579 /* 580 * Marvell SSDs (entry taken from OpenSolaris) 581 * 4k optimised & trim only works in 4k requests + 4k aligned 582 */ 583 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MARVELL SD88SA02*", "*" }, 584 /*quirks*/ADA_Q_4K 585 }, 586 { 587 /* 588 * Micron M500 SSDs firmware MU07 589 * NCQ Trim works? 590 */ 591 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "MU07" }, 592 /*quirks*/0 593 }, 594 { 595 /* 596 * Micron M500 SSDs all other firmware 597 * NCQ Trim doesn't work 598 */ 599 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "*" }, 600 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 601 }, 602 { 603 /* 604 * Micron M5[15]0 SSDs 605 * NCQ Trim doesn't work, but only MU01 firmware 606 */ 607 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M5[15]0*", "MU01" }, 608 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 609 }, 610 { 611 /* 612 * Micron 5100 SSDs 613 * 4k optimised & trim only works in 4k requests + 4k aligned 614 */ 615 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron 5100 MTFDDAK*", "*" }, 616 /*quirks*/ADA_Q_4K 617 }, 618 { 619 /* 620 * OCZ Agility 2 SSDs 621 * 4k optimised & trim only works in 4k requests + 4k aligned 622 */ 623 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 624 /*quirks*/ADA_Q_4K 625 }, 626 { 627 /* 628 * OCZ Agility 3 SSDs 629 * 4k optimised & trim only works in 4k requests + 4k aligned 630 */ 631 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY3*", "*" }, 632 /*quirks*/ADA_Q_4K 633 }, 634 { 635 /* 636 * OCZ Deneva R Series SSDs 637 * 4k optimised & trim only works in 4k requests + 4k aligned 638 */ 639 { T_DIRECT, SIP_MEDIA_FIXED, "*", "DENRSTE251M45*", "*" }, 640 /*quirks*/ADA_Q_4K 641 }, 642 { 643 /* 644 * OCZ Vertex 2 SSDs (inc pro series) 645 * 4k optimised & trim only works in 4k requests + 4k aligned 646 */ 647 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ?VERTEX2*", "*" }, 648 /*quirks*/ADA_Q_4K 649 }, 650 { 651 /* 652 * OCZ Vertex 3 SSDs 653 * 4k optimised & trim only works in 4k requests + 4k aligned 654 */ 655 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX3*", "*" }, 656 /*quirks*/ADA_Q_4K 657 }, 658 { 659 /* 660 * OCZ Vertex 4 SSDs 661 * 4k optimised & trim only works in 4k requests + 4k aligned 662 */ 663 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX4*", "*" }, 664 /*quirks*/ADA_Q_4K 665 }, 666 { 667 /* 668 * Samsung 750 SSDs 669 * 4k optimised, NCQ TRIM seems to work 670 */ 671 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 750*", "*" }, 672 /*quirks*/ADA_Q_4K 673 }, 674 { 675 /* 676 * Samsung 830 Series SSDs 677 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 678 */ 679 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD 830 Series*", "*" }, 680 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 681 }, 682 { 683 /* 684 * Samsung 840 SSDs 685 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 686 */ 687 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 840*", "*" }, 688 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 689 }, 690 { 691 /* 692 * Samsung 845 SSDs 693 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 694 */ 695 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 845*", "*" }, 696 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 697 }, 698 { 699 /* 700 * Samsung 850 SSDs 701 * 4k optimised, NCQ TRIM broken (normal TRIM fine) 702 */ 703 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 850*", "*" }, 704 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 705 }, 706 { 707 /* 708 * Samsung SM863 Series SSDs (MZ7KM*) 709 * 4k optimised, NCQ believed to be working 710 */ 711 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7KM*", "*" }, 712 /*quirks*/ADA_Q_4K 713 }, 714 { 715 /* 716 * Samsung 843T Series SSDs (MZ7WD*) 717 * Samsung PM851 Series SSDs (MZ7TE*) 718 * Samsung PM853T Series SSDs (MZ7GE*) 719 * 4k optimised, NCQ believed to be broken since these are 720 * appear to be built with the same controllers as the 840/850. 721 */ 722 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7*", "*" }, 723 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 724 }, 725 { 726 /* 727 * Same as for SAMSUNG MZ7* but enable the quirks for SSD 728 * starting with MZ7* too 729 */ 730 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MZ7*", "*" }, 731 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 732 }, 733 { 734 /* 735 * Samsung PM851 Series SSDs Dell OEM 736 * device model "SAMSUNG SSD PM851 mSATA 256GB" 737 * 4k optimised, NCQ broken 738 */ 739 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD PM851*", "*" }, 740 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 741 }, 742 { 743 /* 744 * SuperTalent TeraDrive CT SSDs 745 * 4k optimised & trim only works in 4k requests + 4k aligned 746 */ 747 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FTM??CT25H*", "*" }, 748 /*quirks*/ADA_Q_4K 749 }, 750 { 751 /* 752 * XceedIOPS SATA SSDs 753 * 4k optimised 754 */ 755 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SG9XCS2D*", "*" }, 756 /*quirks*/ADA_Q_4K 757 }, 758 { 759 /* 760 * Samsung drive that doesn't support READ LOG EXT or 761 * READ LOG DMA EXT, despite reporting that it does in 762 * ATA identify data: 763 * SAMSUNG HD200HJ KF100-06 764 */ 765 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD200*", "*" }, 766 /*quirks*/ADA_Q_LOG_BROKEN 767 }, 768 { 769 /* 770 * Samsung drive that doesn't support READ LOG EXT or 771 * READ LOG DMA EXT, despite reporting that it does in 772 * ATA identify data: 773 * SAMSUNG HD501LJ CR100-10 774 */ 775 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD501*", "*" }, 776 /*quirks*/ADA_Q_LOG_BROKEN 777 }, 778 { 779 /* 780 * Seagate Lamarr 8TB Shingled Magnetic Recording (SMR) 781 * Drive Managed SATA hard drive. This drive doesn't report 782 * in firmware that it is a drive managed SMR drive. 783 */ 784 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST8000AS000[23]*", "*" }, 785 /*quirks*/ADA_Q_SMR_DM 786 }, 787 { 788 /* Default */ 789 { 790 T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 791 /*vendor*/"*", /*product*/"*", /*revision*/"*" 792 }, 793 /*quirks*/0 794 }, 795 }; 796 797 static disk_strategy_t adastrategy; 798 static dumper_t adadump; 799 static periph_init_t adainit; 800 static void adadiskgonecb(struct disk *dp); 801 static periph_oninv_t adaoninvalidate; 802 static periph_dtor_t adacleanup; 803 static void adaasync(void *callback_arg, u_int32_t code, 804 struct cam_path *path, void *arg); 805 static int adazonemodesysctl(SYSCTL_HANDLER_ARGS); 806 static int adazonesupsysctl(SYSCTL_HANDLER_ARGS); 807 static void adasysctlinit(void *context, int pending); 808 static int adagetattr(struct bio *bp); 809 static void adasetflags(struct ada_softc *softc, 810 struct ccb_getdev *cgd); 811 static void adasetgeom(struct ada_softc *softc, 812 struct ccb_getdev *cgd); 813 static periph_ctor_t adaregister; 814 static void ada_dsmtrim(struct ada_softc *softc, struct bio *bp, 815 struct ccb_ataio *ataio); 816 static void ada_cfaerase(struct ada_softc *softc, struct bio *bp, 817 struct ccb_ataio *ataio); 818 static int ada_zone_bio_to_ata(int disk_zone_cmd); 819 static int ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, 820 struct bio *bp, int *queue_ccb); 821 static periph_start_t adastart; 822 static void adaprobedone(struct cam_periph *periph, union ccb *ccb); 823 static void adazonedone(struct cam_periph *periph, union ccb *ccb); 824 static void adadone(struct cam_periph *periph, 825 union ccb *done_ccb); 826 static int adaerror(union ccb *ccb, u_int32_t cam_flags, 827 u_int32_t sense_flags); 828 static timeout_t adasendorderedtag; 829 static void adashutdown(void *arg, int howto); 830 static void adasuspend(void *arg); 831 static void adaresume(void *arg); 832 833 #ifndef ADA_DEFAULT_TIMEOUT 834 #define ADA_DEFAULT_TIMEOUT 30 /* Timeout in seconds */ 835 #endif 836 837 #ifndef ADA_DEFAULT_RETRY 838 #define ADA_DEFAULT_RETRY 4 839 #endif 840 841 #ifndef ADA_DEFAULT_SEND_ORDERED 842 #define ADA_DEFAULT_SEND_ORDERED 1 843 #endif 844 845 #ifndef ADA_DEFAULT_SPINDOWN_SHUTDOWN 846 #define ADA_DEFAULT_SPINDOWN_SHUTDOWN 1 847 #endif 848 849 #ifndef ADA_DEFAULT_SPINDOWN_SUSPEND 850 #define ADA_DEFAULT_SPINDOWN_SUSPEND 1 851 #endif 852 853 #ifndef ADA_DEFAULT_READ_AHEAD 854 #define ADA_DEFAULT_READ_AHEAD 1 855 #endif 856 857 #ifndef ADA_DEFAULT_WRITE_CACHE 858 #define ADA_DEFAULT_WRITE_CACHE 1 859 #endif 860 861 #define ADA_RA (softc->read_ahead >= 0 ? \ 862 softc->read_ahead : ada_read_ahead) 863 #define ADA_WC (softc->write_cache >= 0 ? \ 864 softc->write_cache : ada_write_cache) 865 866 /* 867 * Most platforms map firmware geometry to actual, but some don't. If 868 * not overridden, default to nothing. 869 */ 870 #ifndef ata_disk_firmware_geom_adjust 871 #define ata_disk_firmware_geom_adjust(disk) 872 #endif 873 874 static int ada_retry_count = ADA_DEFAULT_RETRY; 875 static int ada_default_timeout = ADA_DEFAULT_TIMEOUT; 876 static int ada_send_ordered = ADA_DEFAULT_SEND_ORDERED; 877 static int ada_spindown_shutdown = ADA_DEFAULT_SPINDOWN_SHUTDOWN; 878 static int ada_spindown_suspend = ADA_DEFAULT_SPINDOWN_SUSPEND; 879 static int ada_read_ahead = ADA_DEFAULT_READ_AHEAD; 880 static int ada_write_cache = ADA_DEFAULT_WRITE_CACHE; 881 882 static SYSCTL_NODE(_kern_cam, OID_AUTO, ada, CTLFLAG_RD, 0, 883 "CAM Direct Access Disk driver"); 884 SYSCTL_INT(_kern_cam_ada, OID_AUTO, retry_count, CTLFLAG_RWTUN, 885 &ada_retry_count, 0, "Normal I/O retry count"); 886 SYSCTL_INT(_kern_cam_ada, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 887 &ada_default_timeout, 0, "Normal I/O timeout (in seconds)"); 888 SYSCTL_INT(_kern_cam_ada, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 889 &ada_send_ordered, 0, "Send Ordered Tags"); 890 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_shutdown, CTLFLAG_RWTUN, 891 &ada_spindown_shutdown, 0, "Spin down upon shutdown"); 892 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_suspend, CTLFLAG_RWTUN, 893 &ada_spindown_suspend, 0, "Spin down upon suspend"); 894 SYSCTL_INT(_kern_cam_ada, OID_AUTO, read_ahead, CTLFLAG_RWTUN, 895 &ada_read_ahead, 0, "Enable disk read-ahead"); 896 SYSCTL_INT(_kern_cam_ada, OID_AUTO, write_cache, CTLFLAG_RWTUN, 897 &ada_write_cache, 0, "Enable disk write cache"); 898 899 /* 900 * ADA_ORDEREDTAG_INTERVAL determines how often, relative 901 * to the default timeout, we check to see whether an ordered 902 * tagged transaction is appropriate to prevent simple tag 903 * starvation. Since we'd like to ensure that there is at least 904 * 1/2 of the timeout length left for a starved transaction to 905 * complete after we've sent an ordered tag, we must poll at least 906 * four times in every timeout period. This takes care of the worst 907 * case where a starved transaction starts during an interval that 908 * meets the requirement "don't send an ordered tag" test so it takes 909 * us two intervals to determine that a tag must be sent. 910 */ 911 #ifndef ADA_ORDEREDTAG_INTERVAL 912 #define ADA_ORDEREDTAG_INTERVAL 4 913 #endif 914 915 static struct periph_driver adadriver = 916 { 917 adainit, "ada", 918 TAILQ_HEAD_INITIALIZER(adadriver.units), /* generation */ 0 919 }; 920 921 static int adadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 922 923 PERIPHDRIVER_DECLARE(ada, adadriver); 924 925 static MALLOC_DEFINE(M_ATADA, "ata_da", "ata_da buffers"); 926 927 static int 928 adaopen(struct disk *dp) 929 { 930 struct cam_periph *periph; 931 struct ada_softc *softc; 932 int error; 933 934 periph = (struct cam_periph *)dp->d_drv1; 935 if (cam_periph_acquire(periph) != 0) { 936 return(ENXIO); 937 } 938 939 cam_periph_lock(periph); 940 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 941 cam_periph_unlock(periph); 942 cam_periph_release(periph); 943 return (error); 944 } 945 946 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 947 ("adaopen\n")); 948 949 softc = (struct ada_softc *)periph->softc; 950 softc->flags |= ADA_FLAG_OPEN; 951 952 cam_periph_unhold(periph); 953 cam_periph_unlock(periph); 954 return (0); 955 } 956 957 static int 958 adaclose(struct disk *dp) 959 { 960 struct cam_periph *periph; 961 struct ada_softc *softc; 962 union ccb *ccb; 963 int error; 964 965 periph = (struct cam_periph *)dp->d_drv1; 966 softc = (struct ada_softc *)periph->softc; 967 cam_periph_lock(periph); 968 969 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 970 ("adaclose\n")); 971 972 /* We only sync the cache if the drive is capable of it. */ 973 if ((softc->flags & ADA_FLAG_DIRTY) != 0 && 974 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) != 0 && 975 (periph->flags & CAM_PERIPH_INVALID) == 0 && 976 cam_periph_hold(periph, PRIBIO) == 0) { 977 978 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 979 cam_fill_ataio(&ccb->ataio, 980 1, 981 NULL, 982 CAM_DIR_NONE, 983 0, 984 NULL, 985 0, 986 ada_default_timeout*1000); 987 988 if (softc->flags & ADA_FLAG_CAN_48BIT) 989 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 990 else 991 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 992 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 993 /*sense_flags*/0, softc->disk->d_devstat); 994 995 if (error != 0) 996 xpt_print(periph->path, "Synchronize cache failed\n"); 997 softc->flags &= ~ADA_FLAG_DIRTY; 998 xpt_release_ccb(ccb); 999 cam_periph_unhold(periph); 1000 } 1001 1002 softc->flags &= ~ADA_FLAG_OPEN; 1003 1004 while (softc->refcount != 0) 1005 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "adaclose", 1); 1006 cam_periph_unlock(periph); 1007 cam_periph_release(periph); 1008 return (0); 1009 } 1010 1011 static void 1012 adaschedule(struct cam_periph *periph) 1013 { 1014 struct ada_softc *softc = (struct ada_softc *)periph->softc; 1015 1016 if (softc->state != ADA_STATE_NORMAL) 1017 return; 1018 1019 cam_iosched_schedule(softc->cam_iosched, periph); 1020 } 1021 1022 /* 1023 * Actually translate the requested transfer into one the physical driver 1024 * can understand. The transfer is described by a buf and will include 1025 * only one physical transfer. 1026 */ 1027 static void 1028 adastrategy(struct bio *bp) 1029 { 1030 struct cam_periph *periph; 1031 struct ada_softc *softc; 1032 1033 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1034 softc = (struct ada_softc *)periph->softc; 1035 1036 cam_periph_lock(periph); 1037 1038 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastrategy(%p)\n", bp)); 1039 1040 /* 1041 * If the device has been made invalid, error out 1042 */ 1043 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1044 cam_periph_unlock(periph); 1045 biofinish(bp, NULL, ENXIO); 1046 return; 1047 } 1048 1049 /* 1050 * Zone commands must be ordered, because they can depend on the 1051 * effects of previously issued commands, and they may affect 1052 * commands after them. 1053 */ 1054 if (bp->bio_cmd == BIO_ZONE) 1055 bp->bio_flags |= BIO_ORDERED; 1056 1057 /* 1058 * Place it in the queue of disk activities for this disk 1059 */ 1060 cam_iosched_queue_work(softc->cam_iosched, bp); 1061 1062 /* 1063 * Schedule ourselves for performing the work. 1064 */ 1065 adaschedule(periph); 1066 cam_periph_unlock(periph); 1067 1068 return; 1069 } 1070 1071 static int 1072 adadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1073 { 1074 struct cam_periph *periph; 1075 struct ada_softc *softc; 1076 u_int secsize; 1077 struct ccb_ataio ataio; 1078 struct disk *dp; 1079 uint64_t lba; 1080 uint16_t count; 1081 int error = 0; 1082 1083 dp = arg; 1084 periph = dp->d_drv1; 1085 softc = (struct ada_softc *)periph->softc; 1086 secsize = softc->params.secsize; 1087 lba = offset / secsize; 1088 count = length / secsize; 1089 if ((periph->flags & CAM_PERIPH_INVALID) != 0) 1090 return (ENXIO); 1091 1092 memset(&ataio, 0, sizeof(ataio)); 1093 if (length > 0) { 1094 xpt_setup_ccb(&ataio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1095 ataio.ccb_h.ccb_state = ADA_CCB_DUMP; 1096 cam_fill_ataio(&ataio, 1097 0, 1098 NULL, 1099 CAM_DIR_OUT, 1100 0, 1101 (u_int8_t *) virtual, 1102 length, 1103 ada_default_timeout*1000); 1104 if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1105 (lba + count >= ATA_MAX_28BIT_LBA || 1106 count >= 256)) { 1107 ata_48bit_cmd(&ataio, ATA_WRITE_DMA48, 1108 0, lba, count); 1109 } else { 1110 ata_28bit_cmd(&ataio, ATA_WRITE_DMA, 1111 0, lba, count); 1112 } 1113 error = cam_periph_runccb((union ccb *)&ataio, adaerror, 1114 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1115 if (error != 0) 1116 printf("Aborting dump due to I/O error.\n"); 1117 1118 return (error); 1119 } 1120 1121 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 1122 xpt_setup_ccb(&ataio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1123 1124 /* 1125 * Tell the drive to flush its internal cache. if we 1126 * can't flush in 5s we have big problems. No need to 1127 * wait the default 60s to detect problems. 1128 */ 1129 ataio.ccb_h.ccb_state = ADA_CCB_DUMP; 1130 cam_fill_ataio(&ataio, 1131 0, 1132 NULL, 1133 CAM_DIR_NONE, 1134 0, 1135 NULL, 1136 0, 1137 5*1000); 1138 1139 if (softc->flags & ADA_FLAG_CAN_48BIT) 1140 ata_48bit_cmd(&ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1141 else 1142 ata_28bit_cmd(&ataio, ATA_FLUSHCACHE, 0, 0, 0); 1143 error = cam_periph_runccb((union ccb *)&ataio, adaerror, 1144 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1145 if (error != 0) 1146 xpt_print(periph->path, "Synchronize cache failed\n"); 1147 } 1148 return (error); 1149 } 1150 1151 static void 1152 adainit(void) 1153 { 1154 cam_status status; 1155 1156 /* 1157 * Install a global async callback. This callback will 1158 * receive async callbacks like "new device found". 1159 */ 1160 status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 1161 1162 if (status != CAM_REQ_CMP) { 1163 printf("ada: Failed to attach master async callback " 1164 "due to status 0x%x!\n", status); 1165 } else if (ada_send_ordered) { 1166 1167 /* Register our event handlers */ 1168 if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 1169 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1170 printf("adainit: power event registration failed!\n"); 1171 if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 1172 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1173 printf("adainit: power event registration failed!\n"); 1174 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 1175 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1176 printf("adainit: shutdown event registration failed!\n"); 1177 } 1178 } 1179 1180 /* 1181 * Callback from GEOM, called when it has finished cleaning up its 1182 * resources. 1183 */ 1184 static void 1185 adadiskgonecb(struct disk *dp) 1186 { 1187 struct cam_periph *periph; 1188 1189 periph = (struct cam_periph *)dp->d_drv1; 1190 1191 cam_periph_release(periph); 1192 } 1193 1194 static void 1195 adaoninvalidate(struct cam_periph *periph) 1196 { 1197 struct ada_softc *softc; 1198 1199 softc = (struct ada_softc *)periph->softc; 1200 1201 /* 1202 * De-register any async callbacks. 1203 */ 1204 xpt_register_async(0, adaasync, periph, periph->path); 1205 #ifdef CAM_IO_STATS 1206 softc->invalidations++; 1207 #endif 1208 1209 /* 1210 * Return all queued I/O with ENXIO. 1211 * XXX Handle any transactions queued to the card 1212 * with XPT_ABORT_CCB. 1213 */ 1214 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO); 1215 1216 disk_gone(softc->disk); 1217 } 1218 1219 static void 1220 adacleanup(struct cam_periph *periph) 1221 { 1222 struct ada_softc *softc; 1223 1224 softc = (struct ada_softc *)periph->softc; 1225 1226 cam_periph_unlock(periph); 1227 1228 cam_iosched_fini(softc->cam_iosched); 1229 1230 /* 1231 * If we can't free the sysctl tree, oh well... 1232 */ 1233 if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0) { 1234 #ifdef CAM_IO_STATS 1235 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0) 1236 xpt_print(periph->path, 1237 "can't remove sysctl stats context\n"); 1238 #endif 1239 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0) 1240 xpt_print(periph->path, 1241 "can't remove sysctl context\n"); 1242 } 1243 1244 disk_destroy(softc->disk); 1245 callout_drain(&softc->sendordered_c); 1246 free(softc, M_DEVBUF); 1247 cam_periph_lock(periph); 1248 } 1249 1250 static void 1251 adasetdeletemethod(struct ada_softc *softc) 1252 { 1253 1254 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1255 softc->delete_method = ADA_DELETE_NCQ_DSM_TRIM; 1256 else if (softc->flags & ADA_FLAG_CAN_TRIM) 1257 softc->delete_method = ADA_DELETE_DSM_TRIM; 1258 else if ((softc->flags & ADA_FLAG_CAN_CFA) && !(softc->flags & ADA_FLAG_CAN_48BIT)) 1259 softc->delete_method = ADA_DELETE_CFA_ERASE; 1260 else 1261 softc->delete_method = ADA_DELETE_NONE; 1262 } 1263 1264 static void 1265 adaasync(void *callback_arg, u_int32_t code, 1266 struct cam_path *path, void *arg) 1267 { 1268 struct ccb_getdev cgd; 1269 struct cam_periph *periph; 1270 struct ada_softc *softc; 1271 1272 periph = (struct cam_periph *)callback_arg; 1273 switch (code) { 1274 case AC_FOUND_DEVICE: 1275 { 1276 struct ccb_getdev *cgd; 1277 cam_status status; 1278 1279 cgd = (struct ccb_getdev *)arg; 1280 if (cgd == NULL) 1281 break; 1282 1283 if (cgd->protocol != PROTO_ATA) 1284 break; 1285 1286 /* 1287 * Allocate a peripheral instance for 1288 * this device and start the probe 1289 * process. 1290 */ 1291 status = cam_periph_alloc(adaregister, adaoninvalidate, 1292 adacleanup, adastart, 1293 "ada", CAM_PERIPH_BIO, 1294 path, adaasync, 1295 AC_FOUND_DEVICE, cgd); 1296 1297 if (status != CAM_REQ_CMP 1298 && status != CAM_REQ_INPROG) 1299 printf("adaasync: Unable to attach to new device " 1300 "due to status 0x%x\n", status); 1301 break; 1302 } 1303 case AC_GETDEV_CHANGED: 1304 { 1305 softc = (struct ada_softc *)periph->softc; 1306 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1307 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1308 xpt_action((union ccb *)&cgd); 1309 1310 /* 1311 * Update our information based on the new Identify data. 1312 */ 1313 adasetflags(softc, &cgd); 1314 adasetgeom(softc, &cgd); 1315 disk_resize(softc->disk, M_NOWAIT); 1316 1317 cam_periph_async(periph, code, path, arg); 1318 break; 1319 } 1320 case AC_ADVINFO_CHANGED: 1321 { 1322 uintptr_t buftype; 1323 1324 buftype = (uintptr_t)arg; 1325 if (buftype == CDAI_TYPE_PHYS_PATH) { 1326 struct ada_softc *softc; 1327 1328 softc = periph->softc; 1329 disk_attr_changed(softc->disk, "GEOM::physpath", 1330 M_NOWAIT); 1331 } 1332 break; 1333 } 1334 case AC_SENT_BDR: 1335 case AC_BUS_RESET: 1336 { 1337 softc = (struct ada_softc *)periph->softc; 1338 cam_periph_async(periph, code, path, arg); 1339 if (softc->state != ADA_STATE_NORMAL) 1340 break; 1341 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1342 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1343 xpt_action((union ccb *)&cgd); 1344 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1345 softc->state = ADA_STATE_RAHEAD; 1346 else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) 1347 softc->state = ADA_STATE_WCACHE; 1348 else if ((softc->flags & ADA_FLAG_CAN_LOG) 1349 && (softc->zone_mode != ADA_ZONE_NONE)) 1350 softc->state = ADA_STATE_LOGDIR; 1351 else 1352 break; 1353 if (cam_periph_acquire(periph) != 0) 1354 softc->state = ADA_STATE_NORMAL; 1355 else 1356 xpt_schedule(periph, CAM_PRIORITY_DEV); 1357 } 1358 default: 1359 cam_periph_async(periph, code, path, arg); 1360 break; 1361 } 1362 } 1363 1364 static int 1365 adazonemodesysctl(SYSCTL_HANDLER_ARGS) 1366 { 1367 char tmpbuf[40]; 1368 struct ada_softc *softc; 1369 int error; 1370 1371 softc = (struct ada_softc *)arg1; 1372 1373 switch (softc->zone_mode) { 1374 case ADA_ZONE_DRIVE_MANAGED: 1375 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed"); 1376 break; 1377 case ADA_ZONE_HOST_AWARE: 1378 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware"); 1379 break; 1380 case ADA_ZONE_HOST_MANAGED: 1381 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed"); 1382 break; 1383 case ADA_ZONE_NONE: 1384 default: 1385 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned"); 1386 break; 1387 } 1388 1389 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req); 1390 1391 return (error); 1392 } 1393 1394 static int 1395 adazonesupsysctl(SYSCTL_HANDLER_ARGS) 1396 { 1397 char tmpbuf[180]; 1398 struct ada_softc *softc; 1399 struct sbuf sb; 1400 int error, first; 1401 unsigned int i; 1402 1403 softc = (struct ada_softc *)arg1; 1404 1405 error = 0; 1406 first = 1; 1407 sbuf_new(&sb, tmpbuf, sizeof(tmpbuf), 0); 1408 1409 for (i = 0; i < sizeof(ada_zone_desc_table) / 1410 sizeof(ada_zone_desc_table[0]); i++) { 1411 if (softc->zone_flags & ada_zone_desc_table[i].value) { 1412 if (first == 0) 1413 sbuf_printf(&sb, ", "); 1414 else 1415 first = 0; 1416 sbuf_cat(&sb, ada_zone_desc_table[i].desc); 1417 } 1418 } 1419 1420 if (first == 1) 1421 sbuf_printf(&sb, "None"); 1422 1423 sbuf_finish(&sb); 1424 1425 error = sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req); 1426 1427 return (error); 1428 } 1429 1430 1431 static void 1432 adasysctlinit(void *context, int pending) 1433 { 1434 struct cam_periph *periph; 1435 struct ada_softc *softc; 1436 char tmpstr[32], tmpstr2[16]; 1437 1438 periph = (struct cam_periph *)context; 1439 1440 /* periph was held for us when this task was enqueued */ 1441 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1442 cam_periph_release(periph); 1443 return; 1444 } 1445 1446 softc = (struct ada_softc *)periph->softc; 1447 snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d",periph->unit_number); 1448 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1449 1450 sysctl_ctx_init(&softc->sysctl_ctx); 1451 softc->flags |= ADA_FLAG_SCTX_INIT; 1452 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx, 1453 SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1454 CTLFLAG_RD, 0, tmpstr, "device_index"); 1455 if (softc->sysctl_tree == NULL) { 1456 printf("adasysctlinit: unable to allocate sysctl tree\n"); 1457 cam_periph_release(periph); 1458 return; 1459 } 1460 1461 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1462 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RW, 1463 softc, 0, adadeletemethodsysctl, "A", 1464 "BIO_DELETE execution method"); 1465 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1466 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1467 "trim_count", CTLFLAG_RD, &softc->trim_count, 1468 "Total number of dsm commands sent"); 1469 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1470 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1471 "trim_ranges", CTLFLAG_RD, &softc->trim_ranges, 1472 "Total number of ranges in dsm commands"); 1473 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1474 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1475 "trim_lbas", CTLFLAG_RD, &softc->trim_lbas, 1476 "Total lbas in the dsm commands sent"); 1477 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1478 OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1479 &softc->read_ahead, 0, "Enable disk read ahead."); 1480 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1481 OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1482 &softc->write_cache, 0, "Enable disk write cache."); 1483 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1484 OID_AUTO, "unmapped_io", CTLFLAG_RD | CTLFLAG_MPSAFE, 1485 &softc->unmappedio, 0, "Unmapped I/O leaf"); 1486 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1487 OID_AUTO, "rotating", CTLFLAG_RD | CTLFLAG_MPSAFE, 1488 &softc->rotating, 0, "Rotating media"); 1489 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1490 OID_AUTO, "zone_mode", CTLTYPE_STRING | CTLFLAG_RD, 1491 softc, 0, adazonemodesysctl, "A", 1492 "Zone Mode"); 1493 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1494 OID_AUTO, "zone_support", CTLTYPE_STRING | CTLFLAG_RD, 1495 softc, 0, adazonesupsysctl, "A", 1496 "Zone Support"); 1497 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1498 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1499 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones, 1500 "Optimal Number of Open Sequential Write Preferred Zones"); 1501 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1502 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1503 "optimal_nonseq_zones", CTLFLAG_RD, 1504 &softc->optimal_nonseq_zones, 1505 "Optimal Number of Non-Sequentially Written Sequential Write " 1506 "Preferred Zones"); 1507 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1508 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1509 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones, 1510 "Maximum Number of Open Sequential Write Required Zones"); 1511 1512 #ifdef CAM_TEST_FAILURE 1513 /* 1514 * Add a 'door bell' sysctl which allows one to set it from userland 1515 * and cause something bad to happen. For the moment, we only allow 1516 * whacking the next read or write. 1517 */ 1518 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1519 OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1520 &softc->force_read_error, 0, 1521 "Force a read error for the next N reads."); 1522 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1523 OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1524 &softc->force_write_error, 0, 1525 "Force a write error for the next N writes."); 1526 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1527 OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1528 &softc->periodic_read_error, 0, 1529 "Force a read error every N reads (don't set too low)."); 1530 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1531 OID_AUTO, "invalidate", CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE, 1532 periph, 0, cam_periph_invalidate_sysctl, "I", 1533 "Write 1 to invalidate the drive immediately"); 1534 #endif 1535 1536 #ifdef CAM_IO_STATS 1537 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx, 1538 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats", 1539 CTLFLAG_RD, 0, "Statistics"); 1540 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1541 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1542 OID_AUTO, "timeouts", CTLFLAG_RD | CTLFLAG_MPSAFE, 1543 &softc->timeouts, 0, 1544 "Device timeouts reported by the SIM"); 1545 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1546 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1547 OID_AUTO, "errors", CTLFLAG_RD | CTLFLAG_MPSAFE, 1548 &softc->errors, 0, 1549 "Transport errors reported by the SIM."); 1550 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1551 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1552 OID_AUTO, "pack_invalidations", CTLFLAG_RD | CTLFLAG_MPSAFE, 1553 &softc->invalidations, 0, 1554 "Device pack invalidations."); 1555 #endif 1556 1557 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx, 1558 softc->sysctl_tree); 1559 1560 cam_periph_release(periph); 1561 } 1562 1563 static int 1564 adagetattr(struct bio *bp) 1565 { 1566 int ret; 1567 struct cam_periph *periph; 1568 1569 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1570 cam_periph_lock(periph); 1571 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1572 periph->path); 1573 cam_periph_unlock(periph); 1574 if (ret == 0) 1575 bp->bio_completed = bp->bio_length; 1576 return ret; 1577 } 1578 1579 static int 1580 adadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 1581 { 1582 char buf[16]; 1583 const char *p; 1584 struct ada_softc *softc; 1585 int i, error, value, methods; 1586 1587 softc = (struct ada_softc *)arg1; 1588 1589 value = softc->delete_method; 1590 if (value < 0 || value > ADA_DELETE_MAX) 1591 p = "UNKNOWN"; 1592 else 1593 p = ada_delete_method_names[value]; 1594 strncpy(buf, p, sizeof(buf)); 1595 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 1596 if (error != 0 || req->newptr == NULL) 1597 return (error); 1598 methods = 1 << ADA_DELETE_DISABLE; 1599 if ((softc->flags & ADA_FLAG_CAN_CFA) && 1600 !(softc->flags & ADA_FLAG_CAN_48BIT)) 1601 methods |= 1 << ADA_DELETE_CFA_ERASE; 1602 if (softc->flags & ADA_FLAG_CAN_TRIM) 1603 methods |= 1 << ADA_DELETE_DSM_TRIM; 1604 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1605 methods |= 1 << ADA_DELETE_NCQ_DSM_TRIM; 1606 for (i = 0; i <= ADA_DELETE_MAX; i++) { 1607 if (!(methods & (1 << i)) || 1608 strcmp(buf, ada_delete_method_names[i]) != 0) 1609 continue; 1610 softc->delete_method = i; 1611 return (0); 1612 } 1613 return (EINVAL); 1614 } 1615 1616 static void 1617 adasetflags(struct ada_softc *softc, struct ccb_getdev *cgd) 1618 { 1619 if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1620 (cgd->inq_flags & SID_DMA)) 1621 softc->flags |= ADA_FLAG_CAN_DMA; 1622 else 1623 softc->flags &= ~ADA_FLAG_CAN_DMA; 1624 1625 if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1626 softc->flags |= ADA_FLAG_CAN_48BIT; 1627 if (cgd->inq_flags & SID_DMA48) 1628 softc->flags |= ADA_FLAG_CAN_DMA48; 1629 else 1630 softc->flags &= ~ADA_FLAG_CAN_DMA48; 1631 } else 1632 softc->flags &= ~(ADA_FLAG_CAN_48BIT | ADA_FLAG_CAN_DMA48); 1633 1634 if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1635 softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1636 else 1637 softc->flags &= ~ADA_FLAG_CAN_FLUSHCACHE; 1638 1639 if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1640 softc->flags |= ADA_FLAG_CAN_POWERMGT; 1641 else 1642 softc->flags &= ~ADA_FLAG_CAN_POWERMGT; 1643 1644 if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1645 (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1646 softc->flags |= ADA_FLAG_CAN_NCQ; 1647 else 1648 softc->flags &= ~ADA_FLAG_CAN_NCQ; 1649 1650 if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1651 (cgd->inq_flags & SID_DMA) && 1652 (softc->quirks & ADA_Q_NO_TRIM) == 0) { 1653 softc->flags |= ADA_FLAG_CAN_TRIM; 1654 softc->trim_max_ranges = TRIM_MAX_RANGES; 1655 if (cgd->ident_data.max_dsm_blocks != 0) { 1656 softc->trim_max_ranges = 1657 min(cgd->ident_data.max_dsm_blocks * 1658 ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1659 } 1660 /* 1661 * If we can do RCVSND_FPDMA_QUEUED commands, we may be able 1662 * to do NCQ trims, if we support trims at all. We also need 1663 * support from the SIM to do things properly. Perhaps we 1664 * should look at log 13 dword 0 bit 0 and dword 1 bit 0 are 1665 * set too... 1666 */ 1667 if ((softc->quirks & ADA_Q_NCQ_TRIM_BROKEN) == 0 && 1668 (softc->flags & ADA_FLAG_PIM_ATA_EXT) != 0 && 1669 (cgd->ident_data.satacapabilities2 & 1670 ATA_SUPPORT_RCVSND_FPDMA_QUEUED) != 0 && 1671 (softc->flags & ADA_FLAG_CAN_TRIM) != 0) 1672 softc->flags |= ADA_FLAG_CAN_NCQ_TRIM; 1673 else 1674 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 1675 } else 1676 softc->flags &= ~(ADA_FLAG_CAN_TRIM | ADA_FLAG_CAN_NCQ_TRIM); 1677 1678 if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1679 softc->flags |= ADA_FLAG_CAN_CFA; 1680 else 1681 softc->flags &= ~ADA_FLAG_CAN_CFA; 1682 1683 /* 1684 * Now that we've set the appropriate flags, setup the delete 1685 * method. 1686 */ 1687 adasetdeletemethod(softc); 1688 1689 if ((cgd->ident_data.support.extension & ATA_SUPPORT_GENLOG) 1690 && ((softc->quirks & ADA_Q_LOG_BROKEN) == 0)) 1691 softc->flags |= ADA_FLAG_CAN_LOG; 1692 else 1693 softc->flags &= ~ADA_FLAG_CAN_LOG; 1694 1695 if ((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1696 ATA_SUPPORT_ZONE_HOST_AWARE) 1697 softc->zone_mode = ADA_ZONE_HOST_AWARE; 1698 else if (((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1699 ATA_SUPPORT_ZONE_DEV_MANAGED) 1700 || (softc->quirks & ADA_Q_SMR_DM)) 1701 softc->zone_mode = ADA_ZONE_DRIVE_MANAGED; 1702 else 1703 softc->zone_mode = ADA_ZONE_NONE; 1704 1705 if (cgd->ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1706 softc->flags |= ADA_FLAG_CAN_RAHEAD; 1707 else 1708 softc->flags &= ~ADA_FLAG_CAN_RAHEAD; 1709 1710 if (cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1711 softc->flags |= ADA_FLAG_CAN_WCACHE; 1712 else 1713 softc->flags &= ~ADA_FLAG_CAN_WCACHE; 1714 } 1715 1716 static cam_status 1717 adaregister(struct cam_periph *periph, void *arg) 1718 { 1719 struct ada_softc *softc; 1720 struct ccb_getdev *cgd; 1721 struct disk_params *dp; 1722 struct sbuf sb; 1723 char *announce_buf; 1724 caddr_t match; 1725 int quirks; 1726 1727 cgd = (struct ccb_getdev *)arg; 1728 if (cgd == NULL) { 1729 printf("adaregister: no getdev CCB, can't register device\n"); 1730 return(CAM_REQ_CMP_ERR); 1731 } 1732 1733 softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1734 M_NOWAIT|M_ZERO); 1735 1736 if (softc == NULL) { 1737 printf("adaregister: Unable to probe new device. " 1738 "Unable to allocate softc\n"); 1739 return(CAM_REQ_CMP_ERR); 1740 } 1741 1742 announce_buf = softc->announce_temp; 1743 bzero(announce_buf, ADA_ANNOUNCETMP_SZ); 1744 1745 if (cam_iosched_init(&softc->cam_iosched, periph) != 0) { 1746 printf("adaregister: Unable to probe new device. " 1747 "Unable to allocate iosched memory\n"); 1748 free(softc, M_DEVBUF); 1749 return(CAM_REQ_CMP_ERR); 1750 } 1751 1752 periph->softc = softc; 1753 xpt_path_inq(&softc->cpi, periph->path); 1754 1755 /* 1756 * See if this device has any quirks. 1757 */ 1758 match = cam_quirkmatch((caddr_t)&cgd->ident_data, 1759 (caddr_t)ada_quirk_table, 1760 nitems(ada_quirk_table), 1761 sizeof(*ada_quirk_table), ata_identify_match); 1762 if (match != NULL) 1763 softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 1764 else 1765 softc->quirks = ADA_Q_NONE; 1766 1767 TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 1768 1769 /* 1770 * Register this media as a disk 1771 */ 1772 (void)cam_periph_hold(periph, PRIBIO); 1773 cam_periph_unlock(periph); 1774 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1775 "kern.cam.ada.%d.quirks", periph->unit_number); 1776 quirks = softc->quirks; 1777 TUNABLE_INT_FETCH(announce_buf, &quirks); 1778 softc->quirks = quirks; 1779 softc->read_ahead = -1; 1780 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1781 "kern.cam.ada.%d.read_ahead", periph->unit_number); 1782 TUNABLE_INT_FETCH(announce_buf, &softc->read_ahead); 1783 softc->write_cache = -1; 1784 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1785 "kern.cam.ada.%d.write_cache", periph->unit_number); 1786 TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 1787 1788 /* 1789 * Set support flags based on the Identify data and quirks. 1790 */ 1791 adasetflags(softc, cgd); 1792 if (softc->cpi.hba_misc & PIM_ATA_EXT) 1793 softc->flags |= ADA_FLAG_PIM_ATA_EXT; 1794 1795 /* Disable queue sorting for non-rotational media by default. */ 1796 if (cgd->ident_data.media_rotation_rate == ATA_RATE_NON_ROTATING) { 1797 softc->rotating = 0; 1798 } else { 1799 softc->rotating = 1; 1800 } 1801 cam_iosched_set_sort_queue(softc->cam_iosched, softc->rotating ? -1 : 0); 1802 softc->disk = disk_alloc(); 1803 adasetgeom(softc, cgd); 1804 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 1805 periph->unit_number, softc->params.secsize, 1806 DEVSTAT_ALL_SUPPORTED, 1807 DEVSTAT_TYPE_DIRECT | 1808 XPORT_DEVSTAT_TYPE(softc->cpi.transport), 1809 DEVSTAT_PRIORITY_DISK); 1810 softc->disk->d_open = adaopen; 1811 softc->disk->d_close = adaclose; 1812 softc->disk->d_strategy = adastrategy; 1813 softc->disk->d_getattr = adagetattr; 1814 softc->disk->d_dump = adadump; 1815 softc->disk->d_gone = adadiskgonecb; 1816 softc->disk->d_name = "ada"; 1817 softc->disk->d_drv1 = periph; 1818 softc->disk->d_unit = periph->unit_number; 1819 1820 /* 1821 * Acquire a reference to the periph before we register with GEOM. 1822 * We'll release this reference once GEOM calls us back (via 1823 * adadiskgonecb()) telling us that our provider has been freed. 1824 */ 1825 if (cam_periph_acquire(periph) != 0) { 1826 xpt_print(periph->path, "%s: lost periph during " 1827 "registration!\n", __func__); 1828 cam_periph_lock(periph); 1829 return (CAM_REQ_CMP_ERR); 1830 } 1831 disk_create(softc->disk, DISK_VERSION); 1832 cam_periph_lock(periph); 1833 1834 dp = &softc->params; 1835 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1836 "%juMB (%ju %u byte sectors)", 1837 ((uintmax_t)dp->secsize * dp->sectors) / (1024 * 1024), 1838 (uintmax_t)dp->sectors, dp->secsize); 1839 1840 sbuf_new(&sb, softc->announce_buffer, ADA_ANNOUNCE_SZ, SBUF_FIXEDLEN); 1841 xpt_announce_periph_sbuf(periph, &sb, announce_buf); 1842 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks, ADA_Q_BIT_STRING); 1843 sbuf_finish(&sb); 1844 sbuf_putbuf(&sb); 1845 1846 /* 1847 * Create our sysctl variables, now that we know 1848 * we have successfully attached. 1849 */ 1850 if (cam_periph_acquire(periph) == 0) 1851 taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1852 1853 /* 1854 * Add async callbacks for bus reset and 1855 * bus device reset calls. I don't bother 1856 * checking if this fails as, in most cases, 1857 * the system will function just fine without 1858 * them and the only alternative would be to 1859 * not attach the device on failure. 1860 */ 1861 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 1862 AC_GETDEV_CHANGED | AC_ADVINFO_CHANGED, 1863 adaasync, periph, periph->path); 1864 1865 /* 1866 * Schedule a periodic event to occasionally send an 1867 * ordered tag to a device. 1868 */ 1869 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 1870 callout_reset(&softc->sendordered_c, 1871 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1872 adasendorderedtag, softc); 1873 1874 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) { 1875 softc->state = ADA_STATE_RAHEAD; 1876 } else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) { 1877 softc->state = ADA_STATE_WCACHE; 1878 } else if ((softc->flags & ADA_FLAG_CAN_LOG) 1879 && (softc->zone_mode != ADA_ZONE_NONE)) { 1880 softc->state = ADA_STATE_LOGDIR; 1881 } else { 1882 /* 1883 * Nothing to probe, so we can just transition to the 1884 * normal state. 1885 */ 1886 adaprobedone(periph, NULL); 1887 return(CAM_REQ_CMP); 1888 } 1889 1890 xpt_schedule(periph, CAM_PRIORITY_DEV); 1891 1892 return(CAM_REQ_CMP); 1893 } 1894 1895 static int 1896 ada_dsmtrim_req_create(struct ada_softc *softc, struct bio *bp, struct trim_request *req) 1897 { 1898 uint64_t lastlba = (uint64_t)-1, lbas = 0; 1899 int c, lastcount = 0, off, ranges = 0; 1900 1901 bzero(req, sizeof(*req)); 1902 TAILQ_INIT(&req->bps); 1903 do { 1904 uint64_t lba = bp->bio_pblkno; 1905 int count = bp->bio_bcount / softc->params.secsize; 1906 1907 /* Try to extend the previous range. */ 1908 if (lba == lastlba) { 1909 c = min(count, ATA_DSM_RANGE_MAX - lastcount); 1910 lastcount += c; 1911 off = (ranges - 1) * ATA_DSM_RANGE_SIZE; 1912 req->data[off + 6] = lastcount & 0xff; 1913 req->data[off + 7] = 1914 (lastcount >> 8) & 0xff; 1915 count -= c; 1916 lba += c; 1917 lbas += c; 1918 } 1919 1920 while (count > 0) { 1921 c = min(count, ATA_DSM_RANGE_MAX); 1922 off = ranges * ATA_DSM_RANGE_SIZE; 1923 req->data[off + 0] = lba & 0xff; 1924 req->data[off + 1] = (lba >> 8) & 0xff; 1925 req->data[off + 2] = (lba >> 16) & 0xff; 1926 req->data[off + 3] = (lba >> 24) & 0xff; 1927 req->data[off + 4] = (lba >> 32) & 0xff; 1928 req->data[off + 5] = (lba >> 40) & 0xff; 1929 req->data[off + 6] = c & 0xff; 1930 req->data[off + 7] = (c >> 8) & 0xff; 1931 lba += c; 1932 lbas += c; 1933 count -= c; 1934 lastcount = c; 1935 ranges++; 1936 /* 1937 * Its the caller's responsibility to ensure the 1938 * request will fit so we don't need to check for 1939 * overrun here 1940 */ 1941 } 1942 lastlba = lba; 1943 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 1944 1945 bp = cam_iosched_next_trim(softc->cam_iosched); 1946 if (bp == NULL) 1947 break; 1948 if (bp->bio_bcount / softc->params.secsize > 1949 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) { 1950 cam_iosched_put_back_trim(softc->cam_iosched, bp); 1951 break; 1952 } 1953 } while (1); 1954 softc->trim_count++; 1955 softc->trim_ranges += ranges; 1956 softc->trim_lbas += lbas; 1957 1958 return (ranges); 1959 } 1960 1961 static void 1962 ada_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1963 { 1964 struct trim_request *req = &softc->trim_req; 1965 int ranges; 1966 1967 ranges = ada_dsmtrim_req_create(softc, bp, req); 1968 cam_fill_ataio(ataio, 1969 ada_retry_count, 1970 adadone, 1971 CAM_DIR_OUT, 1972 0, 1973 req->data, 1974 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1975 ada_default_timeout * 1000); 1976 ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 1977 ATA_DSM_TRIM, 0, howmany(ranges, ATA_DSM_BLK_RANGES)); 1978 } 1979 1980 static void 1981 ada_ncq_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1982 { 1983 struct trim_request *req = &softc->trim_req; 1984 int ranges; 1985 1986 ranges = ada_dsmtrim_req_create(softc, bp, req); 1987 cam_fill_ataio(ataio, 1988 ada_retry_count, 1989 adadone, 1990 CAM_DIR_OUT, 1991 0, 1992 req->data, 1993 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1994 ada_default_timeout * 1000); 1995 ata_ncq_cmd(ataio, 1996 ATA_SEND_FPDMA_QUEUED, 1997 0, 1998 howmany(ranges, ATA_DSM_BLK_RANGES)); 1999 ataio->cmd.sector_count_exp = ATA_SFPDMA_DSM; 2000 ataio->ata_flags |= ATA_FLAG_AUX; 2001 ataio->aux = 1; 2002 } 2003 2004 static void 2005 ada_cfaerase(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2006 { 2007 struct trim_request *req = &softc->trim_req; 2008 uint64_t lba = bp->bio_pblkno; 2009 uint16_t count = bp->bio_bcount / softc->params.secsize; 2010 2011 bzero(req, sizeof(*req)); 2012 TAILQ_INIT(&req->bps); 2013 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 2014 2015 cam_fill_ataio(ataio, 2016 ada_retry_count, 2017 adadone, 2018 CAM_DIR_NONE, 2019 0, 2020 NULL, 2021 0, 2022 ada_default_timeout*1000); 2023 2024 if (count >= 256) 2025 count = 0; 2026 ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 2027 } 2028 2029 static int 2030 ada_zone_bio_to_ata(int disk_zone_cmd) 2031 { 2032 switch (disk_zone_cmd) { 2033 case DISK_ZONE_OPEN: 2034 return ATA_ZM_OPEN_ZONE; 2035 case DISK_ZONE_CLOSE: 2036 return ATA_ZM_CLOSE_ZONE; 2037 case DISK_ZONE_FINISH: 2038 return ATA_ZM_FINISH_ZONE; 2039 case DISK_ZONE_RWP: 2040 return ATA_ZM_RWP; 2041 } 2042 2043 return -1; 2044 } 2045 2046 static int 2047 ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp, 2048 int *queue_ccb) 2049 { 2050 struct ada_softc *softc; 2051 int error; 2052 2053 error = 0; 2054 2055 if (bp->bio_cmd != BIO_ZONE) { 2056 error = EINVAL; 2057 goto bailout; 2058 } 2059 2060 softc = periph->softc; 2061 2062 switch (bp->bio_zone.zone_cmd) { 2063 case DISK_ZONE_OPEN: 2064 case DISK_ZONE_CLOSE: 2065 case DISK_ZONE_FINISH: 2066 case DISK_ZONE_RWP: { 2067 int zone_flags; 2068 int zone_sa; 2069 uint64_t lba; 2070 2071 zone_sa = ada_zone_bio_to_ata(bp->bio_zone.zone_cmd); 2072 if (zone_sa == -1) { 2073 xpt_print(periph->path, "Cannot translate zone " 2074 "cmd %#x to ATA\n", bp->bio_zone.zone_cmd); 2075 error = EINVAL; 2076 goto bailout; 2077 } 2078 2079 zone_flags = 0; 2080 lba = bp->bio_zone.zone_params.rwp.id; 2081 2082 if (bp->bio_zone.zone_params.rwp.flags & 2083 DISK_ZONE_RWP_FLAG_ALL) 2084 zone_flags |= ZBC_OUT_ALL; 2085 2086 ata_zac_mgmt_out(&ccb->ataio, 2087 /*retries*/ ada_retry_count, 2088 /*cbfcnp*/ adadone, 2089 /*use_ncq*/ (softc->flags & 2090 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2091 /*zm_action*/ zone_sa, 2092 /*zone_id*/ lba, 2093 /*zone_flags*/ zone_flags, 2094 /*sector_count*/ 0, 2095 /*data_ptr*/ NULL, 2096 /*dxfer_len*/ 0, 2097 /*timeout*/ ada_default_timeout * 1000); 2098 *queue_ccb = 1; 2099 2100 break; 2101 } 2102 case DISK_ZONE_REPORT_ZONES: { 2103 uint8_t *rz_ptr; 2104 uint32_t num_entries, alloc_size; 2105 struct disk_zone_report *rep; 2106 2107 rep = &bp->bio_zone.zone_params.report; 2108 2109 num_entries = rep->entries_allocated; 2110 if (num_entries == 0) { 2111 xpt_print(periph->path, "No entries allocated for " 2112 "Report Zones request\n"); 2113 error = EINVAL; 2114 goto bailout; 2115 } 2116 alloc_size = sizeof(struct scsi_report_zones_hdr) + 2117 (sizeof(struct scsi_report_zones_desc) * num_entries); 2118 alloc_size = min(alloc_size, softc->disk->d_maxsize); 2119 rz_ptr = malloc(alloc_size, M_ATADA, M_NOWAIT | M_ZERO); 2120 if (rz_ptr == NULL) { 2121 xpt_print(periph->path, "Unable to allocate memory " 2122 "for Report Zones request\n"); 2123 error = ENOMEM; 2124 goto bailout; 2125 } 2126 2127 ata_zac_mgmt_in(&ccb->ataio, 2128 /*retries*/ ada_retry_count, 2129 /*cbcfnp*/ adadone, 2130 /*use_ncq*/ (softc->flags & 2131 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2132 /*zm_action*/ ATA_ZM_REPORT_ZONES, 2133 /*zone_id*/ rep->starting_id, 2134 /*zone_flags*/ rep->rep_options, 2135 /*data_ptr*/ rz_ptr, 2136 /*dxfer_len*/ alloc_size, 2137 /*timeout*/ ada_default_timeout * 1000); 2138 2139 /* 2140 * For BIO_ZONE, this isn't normally needed. However, it 2141 * is used by devstat_end_transaction_bio() to determine 2142 * how much data was transferred. 2143 */ 2144 /* 2145 * XXX KDM we have a problem. But I'm not sure how to fix 2146 * it. devstat uses bio_bcount - bio_resid to calculate 2147 * the amount of data transferred. The GEOM disk code 2148 * uses bio_length - bio_resid to calculate the amount of 2149 * data in bio_completed. We have different structure 2150 * sizes above and below the ada(4) driver. So, if we 2151 * use the sizes above, the amount transferred won't be 2152 * quite accurate for devstat. If we use different sizes 2153 * for bio_bcount and bio_length (above and below 2154 * respectively), then the residual needs to match one or 2155 * the other. Everything is calculated after the bio 2156 * leaves the driver, so changing the values around isn't 2157 * really an option. For now, just set the count to the 2158 * passed in length. This means that the calculations 2159 * above (e.g. bio_completed) will be correct, but the 2160 * amount of data reported to devstat will be slightly 2161 * under or overstated. 2162 */ 2163 bp->bio_bcount = bp->bio_length; 2164 2165 *queue_ccb = 1; 2166 2167 break; 2168 } 2169 case DISK_ZONE_GET_PARAMS: { 2170 struct disk_zone_disk_params *params; 2171 2172 params = &bp->bio_zone.zone_params.disk_params; 2173 bzero(params, sizeof(*params)); 2174 2175 switch (softc->zone_mode) { 2176 case ADA_ZONE_DRIVE_MANAGED: 2177 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED; 2178 break; 2179 case ADA_ZONE_HOST_AWARE: 2180 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE; 2181 break; 2182 case ADA_ZONE_HOST_MANAGED: 2183 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED; 2184 break; 2185 default: 2186 case ADA_ZONE_NONE: 2187 params->zone_mode = DISK_ZONE_MODE_NONE; 2188 break; 2189 } 2190 2191 if (softc->zone_flags & ADA_ZONE_FLAG_URSWRZ) 2192 params->flags |= DISK_ZONE_DISK_URSWRZ; 2193 2194 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_SEQ_SET) { 2195 params->optimal_seq_zones = softc->optimal_seq_zones; 2196 params->flags |= DISK_ZONE_OPT_SEQ_SET; 2197 } 2198 2199 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_NONSEQ_SET) { 2200 params->optimal_nonseq_zones = 2201 softc->optimal_nonseq_zones; 2202 params->flags |= DISK_ZONE_OPT_NONSEQ_SET; 2203 } 2204 2205 if (softc->zone_flags & ADA_ZONE_FLAG_MAX_SEQ_SET) { 2206 params->max_seq_zones = softc->max_seq_zones; 2207 params->flags |= DISK_ZONE_MAX_SEQ_SET; 2208 } 2209 if (softc->zone_flags & ADA_ZONE_FLAG_RZ_SUP) 2210 params->flags |= DISK_ZONE_RZ_SUP; 2211 2212 if (softc->zone_flags & ADA_ZONE_FLAG_OPEN_SUP) 2213 params->flags |= DISK_ZONE_OPEN_SUP; 2214 2215 if (softc->zone_flags & ADA_ZONE_FLAG_CLOSE_SUP) 2216 params->flags |= DISK_ZONE_CLOSE_SUP; 2217 2218 if (softc->zone_flags & ADA_ZONE_FLAG_FINISH_SUP) 2219 params->flags |= DISK_ZONE_FINISH_SUP; 2220 2221 if (softc->zone_flags & ADA_ZONE_FLAG_RWP_SUP) 2222 params->flags |= DISK_ZONE_RWP_SUP; 2223 break; 2224 } 2225 default: 2226 break; 2227 } 2228 bailout: 2229 return (error); 2230 } 2231 2232 static void 2233 adastart(struct cam_periph *periph, union ccb *start_ccb) 2234 { 2235 struct ada_softc *softc = (struct ada_softc *)periph->softc; 2236 struct ccb_ataio *ataio = &start_ccb->ataio; 2237 2238 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastart\n")); 2239 2240 switch (softc->state) { 2241 case ADA_STATE_NORMAL: 2242 { 2243 struct bio *bp; 2244 u_int8_t tag_code; 2245 2246 bp = cam_iosched_next_bio(softc->cam_iosched); 2247 if (bp == NULL) { 2248 xpt_release_ccb(start_ccb); 2249 break; 2250 } 2251 2252 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2253 (bp->bio_cmd != BIO_DELETE && (softc->flags & ADA_FLAG_NEED_OTAG) != 0)) { 2254 softc->flags &= ~ADA_FLAG_NEED_OTAG; 2255 softc->flags |= ADA_FLAG_WAS_OTAG; 2256 tag_code = 0; 2257 } else { 2258 tag_code = 1; 2259 } 2260 switch (bp->bio_cmd) { 2261 case BIO_WRITE: 2262 case BIO_READ: 2263 { 2264 uint64_t lba = bp->bio_pblkno; 2265 uint16_t count = bp->bio_bcount / softc->params.secsize; 2266 void *data_ptr; 2267 int rw_op; 2268 2269 if (bp->bio_cmd == BIO_WRITE) { 2270 softc->flags |= ADA_FLAG_DIRTY; 2271 rw_op = CAM_DIR_OUT; 2272 } else { 2273 rw_op = CAM_DIR_IN; 2274 } 2275 2276 data_ptr = bp->bio_data; 2277 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) { 2278 rw_op |= CAM_DATA_BIO; 2279 data_ptr = bp; 2280 } 2281 2282 #ifdef CAM_TEST_FAILURE 2283 int fail = 0; 2284 2285 /* 2286 * Support the failure ioctls. If the command is a 2287 * read, and there are pending forced read errors, or 2288 * if a write and pending write errors, then fail this 2289 * operation with EIO. This is useful for testing 2290 * purposes. Also, support having every Nth read fail. 2291 * 2292 * This is a rather blunt tool. 2293 */ 2294 if (bp->bio_cmd == BIO_READ) { 2295 if (softc->force_read_error) { 2296 softc->force_read_error--; 2297 fail = 1; 2298 } 2299 if (softc->periodic_read_error > 0) { 2300 if (++softc->periodic_read_count >= 2301 softc->periodic_read_error) { 2302 softc->periodic_read_count = 0; 2303 fail = 1; 2304 } 2305 } 2306 } else { 2307 if (softc->force_write_error) { 2308 softc->force_write_error--; 2309 fail = 1; 2310 } 2311 } 2312 if (fail) { 2313 biofinish(bp, NULL, EIO); 2314 xpt_release_ccb(start_ccb); 2315 adaschedule(periph); 2316 return; 2317 } 2318 #endif 2319 KASSERT((bp->bio_flags & BIO_UNMAPPED) == 0 || 2320 round_page(bp->bio_bcount + bp->bio_ma_offset) / 2321 PAGE_SIZE == bp->bio_ma_n, 2322 ("Short bio %p", bp)); 2323 cam_fill_ataio(ataio, 2324 ada_retry_count, 2325 adadone, 2326 rw_op, 2327 0, 2328 data_ptr, 2329 bp->bio_bcount, 2330 ada_default_timeout*1000); 2331 2332 if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 2333 if (bp->bio_cmd == BIO_READ) { 2334 ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 2335 lba, count); 2336 } else { 2337 ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 2338 lba, count); 2339 } 2340 } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 2341 (lba + count >= ATA_MAX_28BIT_LBA || 2342 count > 256)) { 2343 if (softc->flags & ADA_FLAG_CAN_DMA48) { 2344 if (bp->bio_cmd == BIO_READ) { 2345 ata_48bit_cmd(ataio, ATA_READ_DMA48, 2346 0, lba, count); 2347 } else { 2348 ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 2349 0, lba, count); 2350 } 2351 } else { 2352 if (bp->bio_cmd == BIO_READ) { 2353 ata_48bit_cmd(ataio, ATA_READ_MUL48, 2354 0, lba, count); 2355 } else { 2356 ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 2357 0, lba, count); 2358 } 2359 } 2360 } else { 2361 if (count == 256) 2362 count = 0; 2363 if (softc->flags & ADA_FLAG_CAN_DMA) { 2364 if (bp->bio_cmd == BIO_READ) { 2365 ata_28bit_cmd(ataio, ATA_READ_DMA, 2366 0, lba, count); 2367 } else { 2368 ata_28bit_cmd(ataio, ATA_WRITE_DMA, 2369 0, lba, count); 2370 } 2371 } else { 2372 if (bp->bio_cmd == BIO_READ) { 2373 ata_28bit_cmd(ataio, ATA_READ_MUL, 2374 0, lba, count); 2375 } else { 2376 ata_28bit_cmd(ataio, ATA_WRITE_MUL, 2377 0, lba, count); 2378 } 2379 } 2380 } 2381 break; 2382 } 2383 case BIO_DELETE: 2384 switch (softc->delete_method) { 2385 case ADA_DELETE_NCQ_DSM_TRIM: 2386 ada_ncq_dsmtrim(softc, bp, ataio); 2387 break; 2388 case ADA_DELETE_DSM_TRIM: 2389 ada_dsmtrim(softc, bp, ataio); 2390 break; 2391 case ADA_DELETE_CFA_ERASE: 2392 ada_cfaerase(softc, bp, ataio); 2393 break; 2394 default: 2395 biofinish(bp, NULL, EOPNOTSUPP); 2396 xpt_release_ccb(start_ccb); 2397 adaschedule(periph); 2398 return; 2399 } 2400 start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 2401 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2402 cam_iosched_submit_trim(softc->cam_iosched); 2403 goto out; 2404 case BIO_FLUSH: 2405 cam_fill_ataio(ataio, 2406 1, 2407 adadone, 2408 CAM_DIR_NONE, 2409 0, 2410 NULL, 2411 0, 2412 ada_default_timeout*1000); 2413 2414 if (softc->flags & ADA_FLAG_CAN_48BIT) 2415 ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 2416 else 2417 ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 2418 break; 2419 case BIO_ZONE: { 2420 int error, queue_ccb; 2421 2422 queue_ccb = 0; 2423 2424 error = ada_zone_cmd(periph, start_ccb, bp, &queue_ccb); 2425 if ((error != 0) 2426 || (queue_ccb == 0)) { 2427 biofinish(bp, NULL, error); 2428 xpt_release_ccb(start_ccb); 2429 return; 2430 } 2431 break; 2432 } 2433 } 2434 start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 2435 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2436 out: 2437 start_ccb->ccb_h.ccb_bp = bp; 2438 softc->outstanding_cmds++; 2439 softc->refcount++; 2440 cam_periph_unlock(periph); 2441 xpt_action(start_ccb); 2442 cam_periph_lock(periph); 2443 2444 /* May have more work to do, so ensure we stay scheduled */ 2445 adaschedule(periph); 2446 break; 2447 } 2448 case ADA_STATE_RAHEAD: 2449 case ADA_STATE_WCACHE: 2450 { 2451 cam_fill_ataio(ataio, 2452 1, 2453 adadone, 2454 CAM_DIR_NONE, 2455 0, 2456 NULL, 2457 0, 2458 ada_default_timeout*1000); 2459 2460 if (softc->state == ADA_STATE_RAHEAD) { 2461 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_RA ? 2462 ATA_SF_ENAB_RCACHE : ATA_SF_DIS_RCACHE, 0, 0); 2463 start_ccb->ccb_h.ccb_state = ADA_CCB_RAHEAD; 2464 } else { 2465 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_WC ? 2466 ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 2467 start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 2468 } 2469 start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 2470 xpt_action(start_ccb); 2471 break; 2472 } 2473 case ADA_STATE_LOGDIR: 2474 { 2475 struct ata_gp_log_dir *log_dir; 2476 2477 if ((softc->flags & ADA_FLAG_CAN_LOG) == 0) { 2478 adaprobedone(periph, start_ccb); 2479 break; 2480 } 2481 2482 log_dir = malloc(sizeof(*log_dir), M_ATADA, M_NOWAIT|M_ZERO); 2483 if (log_dir == NULL) { 2484 xpt_print(periph->path, "Couldn't malloc log_dir " 2485 "data\n"); 2486 softc->state = ADA_STATE_NORMAL; 2487 xpt_release_ccb(start_ccb); 2488 break; 2489 } 2490 2491 2492 ata_read_log(ataio, 2493 /*retries*/1, 2494 /*cbfcnp*/adadone, 2495 /*log_address*/ ATA_LOG_DIRECTORY, 2496 /*page_number*/ 0, 2497 /*block_count*/ 1, 2498 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2499 CAM_ATAIO_DMA : 0, 2500 /*data_ptr*/ (uint8_t *)log_dir, 2501 /*dxfer_len*/sizeof(*log_dir), 2502 /*timeout*/ada_default_timeout*1000); 2503 2504 start_ccb->ccb_h.ccb_state = ADA_CCB_LOGDIR; 2505 xpt_action(start_ccb); 2506 break; 2507 } 2508 case ADA_STATE_IDDIR: 2509 { 2510 struct ata_identify_log_pages *id_dir; 2511 2512 id_dir = malloc(sizeof(*id_dir), M_ATADA, M_NOWAIT | M_ZERO); 2513 if (id_dir == NULL) { 2514 xpt_print(periph->path, "Couldn't malloc id_dir " 2515 "data\n"); 2516 adaprobedone(periph, start_ccb); 2517 break; 2518 } 2519 2520 ata_read_log(ataio, 2521 /*retries*/1, 2522 /*cbfcnp*/adadone, 2523 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2524 /*page_number*/ ATA_IDL_PAGE_LIST, 2525 /*block_count*/ 1, 2526 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2527 CAM_ATAIO_DMA : 0, 2528 /*data_ptr*/ (uint8_t *)id_dir, 2529 /*dxfer_len*/ sizeof(*id_dir), 2530 /*timeout*/ada_default_timeout*1000); 2531 2532 start_ccb->ccb_h.ccb_state = ADA_CCB_IDDIR; 2533 xpt_action(start_ccb); 2534 break; 2535 } 2536 case ADA_STATE_SUP_CAP: 2537 { 2538 struct ata_identify_log_sup_cap *sup_cap; 2539 2540 sup_cap = malloc(sizeof(*sup_cap), M_ATADA, M_NOWAIT|M_ZERO); 2541 if (sup_cap == NULL) { 2542 xpt_print(periph->path, "Couldn't malloc sup_cap " 2543 "data\n"); 2544 adaprobedone(periph, start_ccb); 2545 break; 2546 } 2547 2548 ata_read_log(ataio, 2549 /*retries*/1, 2550 /*cbfcnp*/adadone, 2551 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2552 /*page_number*/ ATA_IDL_SUP_CAP, 2553 /*block_count*/ 1, 2554 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2555 CAM_ATAIO_DMA : 0, 2556 /*data_ptr*/ (uint8_t *)sup_cap, 2557 /*dxfer_len*/ sizeof(*sup_cap), 2558 /*timeout*/ada_default_timeout*1000); 2559 2560 start_ccb->ccb_h.ccb_state = ADA_CCB_SUP_CAP; 2561 xpt_action(start_ccb); 2562 break; 2563 } 2564 case ADA_STATE_ZONE: 2565 { 2566 struct ata_zoned_info_log *ata_zone; 2567 2568 ata_zone = malloc(sizeof(*ata_zone), M_ATADA, M_NOWAIT|M_ZERO); 2569 if (ata_zone == NULL) { 2570 xpt_print(periph->path, "Couldn't malloc ata_zone " 2571 "data\n"); 2572 adaprobedone(periph, start_ccb); 2573 break; 2574 } 2575 2576 ata_read_log(ataio, 2577 /*retries*/1, 2578 /*cbfcnp*/adadone, 2579 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2580 /*page_number*/ ATA_IDL_ZDI, 2581 /*block_count*/ 1, 2582 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2583 CAM_ATAIO_DMA : 0, 2584 /*data_ptr*/ (uint8_t *)ata_zone, 2585 /*dxfer_len*/ sizeof(*ata_zone), 2586 /*timeout*/ada_default_timeout*1000); 2587 2588 start_ccb->ccb_h.ccb_state = ADA_CCB_ZONE; 2589 xpt_action(start_ccb); 2590 break; 2591 } 2592 } 2593 } 2594 2595 static void 2596 adaprobedone(struct cam_periph *periph, union ccb *ccb) 2597 { 2598 struct ada_softc *softc; 2599 2600 softc = (struct ada_softc *)periph->softc; 2601 2602 if (ccb != NULL) 2603 xpt_release_ccb(ccb); 2604 2605 softc->state = ADA_STATE_NORMAL; 2606 softc->flags |= ADA_FLAG_PROBED; 2607 adaschedule(periph); 2608 if ((softc->flags & ADA_FLAG_ANNOUNCED) == 0) { 2609 softc->flags |= ADA_FLAG_ANNOUNCED; 2610 cam_periph_unhold(periph); 2611 } else { 2612 cam_periph_release_locked(periph); 2613 } 2614 } 2615 2616 static void 2617 adazonedone(struct cam_periph *periph, union ccb *ccb) 2618 { 2619 struct bio *bp; 2620 2621 bp = (struct bio *)ccb->ccb_h.ccb_bp; 2622 2623 switch (bp->bio_zone.zone_cmd) { 2624 case DISK_ZONE_OPEN: 2625 case DISK_ZONE_CLOSE: 2626 case DISK_ZONE_FINISH: 2627 case DISK_ZONE_RWP: 2628 break; 2629 case DISK_ZONE_REPORT_ZONES: { 2630 uint32_t avail_len; 2631 struct disk_zone_report *rep; 2632 struct scsi_report_zones_hdr *hdr; 2633 struct scsi_report_zones_desc *desc; 2634 struct disk_zone_rep_entry *entry; 2635 uint32_t hdr_len, num_avail; 2636 uint32_t num_to_fill, i; 2637 2638 rep = &bp->bio_zone.zone_params.report; 2639 avail_len = ccb->ataio.dxfer_len - ccb->ataio.resid; 2640 /* 2641 * Note that bio_resid isn't normally used for zone 2642 * commands, but it is used by devstat_end_transaction_bio() 2643 * to determine how much data was transferred. Because 2644 * the size of the SCSI/ATA data structures is different 2645 * than the size of the BIO interface structures, the 2646 * amount of data actually transferred from the drive will 2647 * be different than the amount of data transferred to 2648 * the user. 2649 */ 2650 hdr = (struct scsi_report_zones_hdr *)ccb->ataio.data_ptr; 2651 if (avail_len < sizeof(*hdr)) { 2652 /* 2653 * Is there a better error than EIO here? We asked 2654 * for at least the header, and we got less than 2655 * that. 2656 */ 2657 bp->bio_error = EIO; 2658 bp->bio_flags |= BIO_ERROR; 2659 bp->bio_resid = bp->bio_bcount; 2660 break; 2661 } 2662 2663 hdr_len = le32dec(hdr->length); 2664 if (hdr_len > 0) 2665 rep->entries_available = hdr_len / sizeof(*desc); 2666 else 2667 rep->entries_available = 0; 2668 /* 2669 * NOTE: using the same values for the BIO version of the 2670 * same field as the SCSI/ATA values. This means we could 2671 * get some additional values that aren't defined in bio.h 2672 * if more values of the same field are defined later. 2673 */ 2674 rep->header.same = hdr->byte4 & SRZ_SAME_MASK; 2675 rep->header.maximum_lba = le64dec(hdr->maximum_lba); 2676 /* 2677 * If the drive reports no entries that match the query, 2678 * we're done. 2679 */ 2680 if (hdr_len == 0) { 2681 rep->entries_filled = 0; 2682 bp->bio_resid = bp->bio_bcount; 2683 break; 2684 } 2685 2686 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc), 2687 hdr_len / sizeof(*desc)); 2688 /* 2689 * If the drive didn't return any data, then we're done. 2690 */ 2691 if (num_avail == 0) { 2692 rep->entries_filled = 0; 2693 bp->bio_resid = bp->bio_bcount; 2694 break; 2695 } 2696 2697 num_to_fill = min(num_avail, rep->entries_allocated); 2698 /* 2699 * If the user didn't allocate any entries for us to fill, 2700 * we're done. 2701 */ 2702 if (num_to_fill == 0) { 2703 rep->entries_filled = 0; 2704 bp->bio_resid = bp->bio_bcount; 2705 break; 2706 } 2707 2708 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0]; 2709 i < num_to_fill; i++, desc++, entry++) { 2710 /* 2711 * NOTE: we're mapping the values here directly 2712 * from the SCSI/ATA bit definitions to the bio.h 2713 * definitions. There is also a warning in 2714 * disk_zone.h, but the impact is that if 2715 * additional values are added in the SCSI/ATA 2716 * specs these will be visible to consumers of 2717 * this interface. 2718 */ 2719 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK; 2720 entry->zone_condition = 2721 (desc->zone_flags & SRZ_ZONE_COND_MASK) >> 2722 SRZ_ZONE_COND_SHIFT; 2723 entry->zone_flags |= desc->zone_flags & 2724 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET); 2725 entry->zone_length = le64dec(desc->zone_length); 2726 entry->zone_start_lba = le64dec(desc->zone_start_lba); 2727 entry->write_pointer_lba = 2728 le64dec(desc->write_pointer_lba); 2729 } 2730 rep->entries_filled = num_to_fill; 2731 /* 2732 * Note that this residual is accurate from the user's 2733 * standpoint, but the amount transferred isn't accurate 2734 * from the standpoint of what actually came back from the 2735 * drive. 2736 */ 2737 bp->bio_resid = bp->bio_bcount - (num_to_fill * sizeof(*entry)); 2738 break; 2739 } 2740 case DISK_ZONE_GET_PARAMS: 2741 default: 2742 /* 2743 * In theory we should not get a GET_PARAMS bio, since it 2744 * should be handled without queueing the command to the 2745 * drive. 2746 */ 2747 panic("%s: Invalid zone command %d", __func__, 2748 bp->bio_zone.zone_cmd); 2749 break; 2750 } 2751 2752 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES) 2753 free(ccb->ataio.data_ptr, M_ATADA); 2754 } 2755 2756 2757 static void 2758 adadone(struct cam_periph *periph, union ccb *done_ccb) 2759 { 2760 struct ada_softc *softc; 2761 struct ccb_ataio *ataio; 2762 struct cam_path *path; 2763 uint32_t priority; 2764 int state; 2765 2766 softc = (struct ada_softc *)periph->softc; 2767 ataio = &done_ccb->ataio; 2768 path = done_ccb->ccb_h.path; 2769 priority = done_ccb->ccb_h.pinfo.priority; 2770 2771 CAM_DEBUG(path, CAM_DEBUG_TRACE, ("adadone\n")); 2772 2773 state = ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK; 2774 switch (state) { 2775 case ADA_CCB_BUFFER_IO: 2776 case ADA_CCB_TRIM: 2777 { 2778 struct bio *bp; 2779 int error; 2780 2781 cam_periph_lock(periph); 2782 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2783 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2784 error = adaerror(done_ccb, 0, 0); 2785 if (error == ERESTART) { 2786 /* A retry was scheduled, so just return. */ 2787 cam_periph_unlock(periph); 2788 return; 2789 } 2790 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2791 cam_release_devq(path, 2792 /*relsim_flags*/0, 2793 /*reduction*/0, 2794 /*timeout*/0, 2795 /*getcount_only*/0); 2796 /* 2797 * If we get an error on an NCQ DSM TRIM, fall back 2798 * to a non-NCQ DSM TRIM forever. Please note that if 2799 * CAN_NCQ_TRIM is set, CAN_TRIM is necessarily set too. 2800 * However, for this one trim, we treat it as advisory 2801 * and return success up the stack. 2802 */ 2803 if (state == ADA_CCB_TRIM && 2804 error != 0 && 2805 (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) != 0) { 2806 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 2807 error = 0; 2808 adasetdeletemethod(softc); 2809 } 2810 } else { 2811 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2812 panic("REQ_CMP with QFRZN"); 2813 2814 error = 0; 2815 } 2816 bp->bio_error = error; 2817 if (error != 0) { 2818 bp->bio_resid = bp->bio_bcount; 2819 bp->bio_flags |= BIO_ERROR; 2820 } else { 2821 if (bp->bio_cmd == BIO_ZONE) 2822 adazonedone(periph, done_ccb); 2823 else if (state == ADA_CCB_TRIM) 2824 bp->bio_resid = 0; 2825 else 2826 bp->bio_resid = ataio->resid; 2827 2828 if ((bp->bio_resid > 0) 2829 && (bp->bio_cmd != BIO_ZONE)) 2830 bp->bio_flags |= BIO_ERROR; 2831 } 2832 softc->outstanding_cmds--; 2833 if (softc->outstanding_cmds == 0) 2834 softc->flags |= ADA_FLAG_WAS_OTAG; 2835 2836 /* 2837 * We need to call cam_iosched before we call biodone so that we 2838 * don't measure any activity that happens in the completion 2839 * routine, which in the case of sendfile can be quite 2840 * extensive. Release the periph refcount taken in adastart() 2841 * for each CCB. 2842 */ 2843 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb); 2844 xpt_release_ccb(done_ccb); 2845 KASSERT(softc->refcount >= 1, ("adadone softc %p refcount %d", softc, softc->refcount)); 2846 softc->refcount--; 2847 if (state == ADA_CCB_TRIM) { 2848 TAILQ_HEAD(, bio) queue; 2849 struct bio *bp1; 2850 2851 TAILQ_INIT(&queue); 2852 TAILQ_CONCAT(&queue, &softc->trim_req.bps, bio_queue); 2853 /* 2854 * Normally, the xpt_release_ccb() above would make sure 2855 * that when we have more work to do, that work would 2856 * get kicked off. However, we specifically keep 2857 * trim_running set to 0 before the call above to allow 2858 * other I/O to progress when many BIO_DELETE requests 2859 * are pushed down. We set trim_running to 0 and call 2860 * daschedule again so that we don't stall if there are 2861 * no other I/Os pending apart from BIO_DELETEs. 2862 */ 2863 cam_iosched_trim_done(softc->cam_iosched); 2864 adaschedule(periph); 2865 cam_periph_unlock(periph); 2866 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 2867 TAILQ_REMOVE(&queue, bp1, bio_queue); 2868 bp1->bio_error = error; 2869 if (error != 0) { 2870 bp1->bio_flags |= BIO_ERROR; 2871 bp1->bio_resid = bp1->bio_bcount; 2872 } else 2873 bp1->bio_resid = 0; 2874 biodone(bp1); 2875 } 2876 } else { 2877 adaschedule(periph); 2878 cam_periph_unlock(periph); 2879 biodone(bp); 2880 } 2881 return; 2882 } 2883 case ADA_CCB_RAHEAD: 2884 { 2885 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2886 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2887 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2888 cam_release_devq(path, 0, 0, 0, FALSE); 2889 return; 2890 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2891 cam_release_devq(path, 2892 /*relsim_flags*/0, 2893 /*reduction*/0, 2894 /*timeout*/0, 2895 /*getcount_only*/0); 2896 } 2897 } 2898 2899 /* 2900 * Since our peripheral may be invalidated by an error 2901 * above or an external event, we must release our CCB 2902 * before releasing the reference on the peripheral. 2903 * The peripheral will only go away once the last reference 2904 * is removed, and we need it around for the CCB release 2905 * operation. 2906 */ 2907 2908 xpt_release_ccb(done_ccb); 2909 softc->state = ADA_STATE_WCACHE; 2910 xpt_schedule(periph, priority); 2911 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2912 cam_release_devq(path, 0, 0, 0, FALSE); 2913 return; 2914 } 2915 case ADA_CCB_WCACHE: 2916 { 2917 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2918 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2919 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2920 cam_release_devq(path, 0, 0, 0, FALSE); 2921 return; 2922 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2923 cam_release_devq(path, 2924 /*relsim_flags*/0, 2925 /*reduction*/0, 2926 /*timeout*/0, 2927 /*getcount_only*/0); 2928 } 2929 } 2930 2931 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2932 cam_release_devq(path, 0, 0, 0, FALSE); 2933 2934 if ((softc->flags & ADA_FLAG_CAN_LOG) 2935 && (softc->zone_mode != ADA_ZONE_NONE)) { 2936 xpt_release_ccb(done_ccb); 2937 softc->state = ADA_STATE_LOGDIR; 2938 xpt_schedule(periph, priority); 2939 } else { 2940 adaprobedone(periph, done_ccb); 2941 } 2942 return; 2943 } 2944 case ADA_CCB_LOGDIR: 2945 { 2946 int error; 2947 2948 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 2949 error = 0; 2950 softc->valid_logdir_len = 0; 2951 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir)); 2952 softc->valid_logdir_len = 2953 ataio->dxfer_len - ataio->resid; 2954 if (softc->valid_logdir_len > 0) 2955 bcopy(ataio->data_ptr, &softc->ata_logdir, 2956 min(softc->valid_logdir_len, 2957 sizeof(softc->ata_logdir))); 2958 /* 2959 * Figure out whether the Identify Device log is 2960 * supported. The General Purpose log directory 2961 * has a header, and lists the number of pages 2962 * available for each GP log identified by the 2963 * offset into the list. 2964 */ 2965 if ((softc->valid_logdir_len >= 2966 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t))) 2967 && (le16dec(softc->ata_logdir.header) == 2968 ATA_GP_LOG_DIR_VERSION) 2969 && (le16dec(&softc->ata_logdir.num_pages[ 2970 (ATA_IDENTIFY_DATA_LOG * 2971 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){ 2972 softc->flags |= ADA_FLAG_CAN_IDLOG; 2973 } else { 2974 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 2975 } 2976 } else { 2977 error = adaerror(done_ccb, CAM_RETRY_SELTO, 2978 SF_RETRY_UA|SF_NO_PRINT); 2979 if (error == ERESTART) 2980 return; 2981 else if (error != 0) { 2982 /* 2983 * If we can't get the ATA log directory, 2984 * then ATA logs are effectively not 2985 * supported even if the bit is set in the 2986 * identify data. 2987 */ 2988 softc->flags &= ~(ADA_FLAG_CAN_LOG | 2989 ADA_FLAG_CAN_IDLOG); 2990 if ((done_ccb->ccb_h.status & 2991 CAM_DEV_QFRZN) != 0) { 2992 /* Don't wedge this device's queue */ 2993 cam_release_devq(done_ccb->ccb_h.path, 2994 /*relsim_flags*/0, 2995 /*reduction*/0, 2996 /*timeout*/0, 2997 /*getcount_only*/0); 2998 } 2999 } 3000 3001 3002 } 3003 3004 free(ataio->data_ptr, M_ATADA); 3005 3006 if ((error == 0) 3007 && (softc->flags & ADA_FLAG_CAN_IDLOG)) { 3008 softc->state = ADA_STATE_IDDIR; 3009 xpt_release_ccb(done_ccb); 3010 xpt_schedule(periph, priority); 3011 } else 3012 adaprobedone(periph, done_ccb); 3013 3014 return; 3015 } 3016 case ADA_CCB_IDDIR: { 3017 int error; 3018 3019 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3020 off_t entries_offset, max_entries; 3021 error = 0; 3022 3023 softc->valid_iddir_len = 0; 3024 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir)); 3025 softc->flags &= ~(ADA_FLAG_CAN_SUPCAP | 3026 ADA_FLAG_CAN_ZONE); 3027 softc->valid_iddir_len = 3028 ataio->dxfer_len - ataio->resid; 3029 if (softc->valid_iddir_len > 0) 3030 bcopy(ataio->data_ptr, &softc->ata_iddir, 3031 min(softc->valid_iddir_len, 3032 sizeof(softc->ata_iddir))); 3033 3034 entries_offset = 3035 __offsetof(struct ata_identify_log_pages,entries); 3036 max_entries = softc->valid_iddir_len - entries_offset; 3037 if ((softc->valid_iddir_len > (entries_offset + 1)) 3038 && (le64dec(softc->ata_iddir.header) == 3039 ATA_IDLOG_REVISION) 3040 && (softc->ata_iddir.entry_count > 0)) { 3041 int num_entries, i; 3042 3043 num_entries = softc->ata_iddir.entry_count; 3044 num_entries = min(num_entries, 3045 softc->valid_iddir_len - entries_offset); 3046 for (i = 0; i < num_entries && 3047 i < max_entries; i++) { 3048 if (softc->ata_iddir.entries[i] == 3049 ATA_IDL_SUP_CAP) 3050 softc->flags |= 3051 ADA_FLAG_CAN_SUPCAP; 3052 else if (softc->ata_iddir.entries[i]== 3053 ATA_IDL_ZDI) 3054 softc->flags |= 3055 ADA_FLAG_CAN_ZONE; 3056 3057 if ((softc->flags & 3058 ADA_FLAG_CAN_SUPCAP) 3059 && (softc->flags & 3060 ADA_FLAG_CAN_ZONE)) 3061 break; 3062 } 3063 } 3064 } else { 3065 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3066 SF_RETRY_UA|SF_NO_PRINT); 3067 if (error == ERESTART) 3068 return; 3069 else if (error != 0) { 3070 /* 3071 * If we can't get the ATA Identify Data log 3072 * directory, then it effectively isn't 3073 * supported even if the ATA Log directory 3074 * a non-zero number of pages present for 3075 * this log. 3076 */ 3077 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3078 if ((done_ccb->ccb_h.status & 3079 CAM_DEV_QFRZN) != 0) { 3080 /* Don't wedge this device's queue */ 3081 cam_release_devq(done_ccb->ccb_h.path, 3082 /*relsim_flags*/0, 3083 /*reduction*/0, 3084 /*timeout*/0, 3085 /*getcount_only*/0); 3086 } 3087 } 3088 } 3089 3090 free(ataio->data_ptr, M_ATADA); 3091 3092 if ((error == 0) 3093 && (softc->flags & ADA_FLAG_CAN_SUPCAP)) { 3094 softc->state = ADA_STATE_SUP_CAP; 3095 xpt_release_ccb(done_ccb); 3096 xpt_schedule(periph, priority); 3097 } else 3098 adaprobedone(periph, done_ccb); 3099 return; 3100 } 3101 case ADA_CCB_SUP_CAP: { 3102 int error; 3103 3104 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3105 uint32_t valid_len; 3106 size_t needed_size; 3107 struct ata_identify_log_sup_cap *sup_cap; 3108 error = 0; 3109 3110 sup_cap = (struct ata_identify_log_sup_cap *) 3111 ataio->data_ptr; 3112 valid_len = ataio->dxfer_len - ataio->resid; 3113 needed_size = 3114 __offsetof(struct ata_identify_log_sup_cap, 3115 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap); 3116 if (valid_len >= needed_size) { 3117 uint64_t zoned, zac_cap; 3118 3119 zoned = le64dec(sup_cap->zoned_cap); 3120 if (zoned & ATA_ZONED_VALID) { 3121 /* 3122 * This should have already been 3123 * set, because this is also in the 3124 * ATA identify data. 3125 */ 3126 if ((zoned & ATA_ZONED_MASK) == 3127 ATA_SUPPORT_ZONE_HOST_AWARE) 3128 softc->zone_mode = 3129 ADA_ZONE_HOST_AWARE; 3130 else if ((zoned & ATA_ZONED_MASK) == 3131 ATA_SUPPORT_ZONE_DEV_MANAGED) 3132 softc->zone_mode = 3133 ADA_ZONE_DRIVE_MANAGED; 3134 } 3135 3136 zac_cap = le64dec(sup_cap->sup_zac_cap); 3137 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) { 3138 if (zac_cap & ATA_REPORT_ZONES_SUP) 3139 softc->zone_flags |= 3140 ADA_ZONE_FLAG_RZ_SUP; 3141 if (zac_cap & ATA_ND_OPEN_ZONE_SUP) 3142 softc->zone_flags |= 3143 ADA_ZONE_FLAG_OPEN_SUP; 3144 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP) 3145 softc->zone_flags |= 3146 ADA_ZONE_FLAG_CLOSE_SUP; 3147 if (zac_cap & ATA_ND_FINISH_ZONE_SUP) 3148 softc->zone_flags |= 3149 ADA_ZONE_FLAG_FINISH_SUP; 3150 if (zac_cap & ATA_ND_RWP_SUP) 3151 softc->zone_flags |= 3152 ADA_ZONE_FLAG_RWP_SUP; 3153 } else { 3154 /* 3155 * This field was introduced in 3156 * ACS-4, r08 on April 28th, 2015. 3157 * If the drive firmware was written 3158 * to an earlier spec, it won't have 3159 * the field. So, assume all 3160 * commands are supported. 3161 */ 3162 softc->zone_flags |= 3163 ADA_ZONE_FLAG_SUP_MASK; 3164 } 3165 } 3166 } else { 3167 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3168 SF_RETRY_UA|SF_NO_PRINT); 3169 if (error == ERESTART) 3170 return; 3171 else if (error != 0) { 3172 /* 3173 * If we can't get the ATA Identify Data 3174 * Supported Capabilities page, clear the 3175 * flag... 3176 */ 3177 softc->flags &= ~ADA_FLAG_CAN_SUPCAP; 3178 /* 3179 * And clear zone capabilities. 3180 */ 3181 softc->zone_flags &= ~ADA_ZONE_FLAG_SUP_MASK; 3182 if ((done_ccb->ccb_h.status & 3183 CAM_DEV_QFRZN) != 0) { 3184 /* Don't wedge this device's queue */ 3185 cam_release_devq(done_ccb->ccb_h.path, 3186 /*relsim_flags*/0, 3187 /*reduction*/0, 3188 /*timeout*/0, 3189 /*getcount_only*/0); 3190 } 3191 } 3192 } 3193 3194 free(ataio->data_ptr, M_ATADA); 3195 3196 if ((error == 0) 3197 && (softc->flags & ADA_FLAG_CAN_ZONE)) { 3198 softc->state = ADA_STATE_ZONE; 3199 xpt_release_ccb(done_ccb); 3200 xpt_schedule(periph, priority); 3201 } else 3202 adaprobedone(periph, done_ccb); 3203 return; 3204 } 3205 case ADA_CCB_ZONE: { 3206 int error; 3207 3208 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3209 struct ata_zoned_info_log *zi_log; 3210 uint32_t valid_len; 3211 size_t needed_size; 3212 3213 zi_log = (struct ata_zoned_info_log *)ataio->data_ptr; 3214 3215 valid_len = ataio->dxfer_len - ataio->resid; 3216 needed_size = __offsetof(struct ata_zoned_info_log, 3217 version_info) + 1 + sizeof(zi_log->version_info); 3218 if (valid_len >= needed_size) { 3219 uint64_t tmpvar; 3220 3221 tmpvar = le64dec(zi_log->zoned_cap); 3222 if (tmpvar & ATA_ZDI_CAP_VALID) { 3223 if (tmpvar & ATA_ZDI_CAP_URSWRZ) 3224 softc->zone_flags |= 3225 ADA_ZONE_FLAG_URSWRZ; 3226 else 3227 softc->zone_flags &= 3228 ~ADA_ZONE_FLAG_URSWRZ; 3229 } 3230 tmpvar = le64dec(zi_log->optimal_seq_zones); 3231 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) { 3232 softc->zone_flags |= 3233 ADA_ZONE_FLAG_OPT_SEQ_SET; 3234 softc->optimal_seq_zones = (tmpvar & 3235 ATA_ZDI_OPT_SEQ_MASK); 3236 } else { 3237 softc->zone_flags &= 3238 ~ADA_ZONE_FLAG_OPT_SEQ_SET; 3239 softc->optimal_seq_zones = 0; 3240 } 3241 3242 tmpvar =le64dec(zi_log->optimal_nonseq_zones); 3243 if (tmpvar & ATA_ZDI_OPT_NS_VALID) { 3244 softc->zone_flags |= 3245 ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3246 softc->optimal_nonseq_zones = 3247 (tmpvar & ATA_ZDI_OPT_NS_MASK); 3248 } else { 3249 softc->zone_flags &= 3250 ~ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3251 softc->optimal_nonseq_zones = 0; 3252 } 3253 3254 tmpvar = le64dec(zi_log->max_seq_req_zones); 3255 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) { 3256 softc->zone_flags |= 3257 ADA_ZONE_FLAG_MAX_SEQ_SET; 3258 softc->max_seq_zones = 3259 (tmpvar & ATA_ZDI_MAX_SEQ_MASK); 3260 } else { 3261 softc->zone_flags &= 3262 ~ADA_ZONE_FLAG_MAX_SEQ_SET; 3263 softc->max_seq_zones = 0; 3264 } 3265 } 3266 } else { 3267 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3268 SF_RETRY_UA|SF_NO_PRINT); 3269 if (error == ERESTART) 3270 return; 3271 else if (error != 0) { 3272 softc->flags &= ~ADA_FLAG_CAN_ZONE; 3273 softc->flags &= ~ADA_ZONE_FLAG_SET_MASK; 3274 3275 if ((done_ccb->ccb_h.status & 3276 CAM_DEV_QFRZN) != 0) { 3277 /* Don't wedge this device's queue */ 3278 cam_release_devq(done_ccb->ccb_h.path, 3279 /*relsim_flags*/0, 3280 /*reduction*/0, 3281 /*timeout*/0, 3282 /*getcount_only*/0); 3283 } 3284 } 3285 } 3286 free(ataio->data_ptr, M_ATADA); 3287 3288 adaprobedone(periph, done_ccb); 3289 return; 3290 } 3291 case ADA_CCB_DUMP: 3292 /* No-op. We're polling */ 3293 return; 3294 default: 3295 break; 3296 } 3297 xpt_release_ccb(done_ccb); 3298 } 3299 3300 static int 3301 adaerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3302 { 3303 #ifdef CAM_IO_STATS 3304 struct ada_softc *softc; 3305 struct cam_periph *periph; 3306 3307 periph = xpt_path_periph(ccb->ccb_h.path); 3308 softc = (struct ada_softc *)periph->softc; 3309 3310 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 3311 case CAM_CMD_TIMEOUT: 3312 softc->timeouts++; 3313 break; 3314 case CAM_REQ_ABORTED: 3315 case CAM_REQ_CMP_ERR: 3316 case CAM_REQ_TERMIO: 3317 case CAM_UNREC_HBA_ERROR: 3318 case CAM_DATA_RUN_ERR: 3319 case CAM_ATA_STATUS_ERROR: 3320 softc->errors++; 3321 break; 3322 default: 3323 break; 3324 } 3325 #endif 3326 3327 return(cam_periph_error(ccb, cam_flags, sense_flags)); 3328 } 3329 3330 static void 3331 adasetgeom(struct ada_softc *softc, struct ccb_getdev *cgd) 3332 { 3333 struct disk_params *dp = &softc->params; 3334 u_int64_t lbasize48; 3335 u_int32_t lbasize; 3336 u_int maxio, d_flags; 3337 3338 dp->secsize = ata_logical_sector_size(&cgd->ident_data); 3339 if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 3340 cgd->ident_data.current_heads != 0 && 3341 cgd->ident_data.current_sectors != 0) { 3342 dp->heads = cgd->ident_data.current_heads; 3343 dp->secs_per_track = cgd->ident_data.current_sectors; 3344 dp->cylinders = cgd->ident_data.cylinders; 3345 dp->sectors = (u_int32_t)cgd->ident_data.current_size_1 | 3346 ((u_int32_t)cgd->ident_data.current_size_2 << 16); 3347 } else { 3348 dp->heads = cgd->ident_data.heads; 3349 dp->secs_per_track = cgd->ident_data.sectors; 3350 dp->cylinders = cgd->ident_data.cylinders; 3351 dp->sectors = cgd->ident_data.cylinders * 3352 (u_int32_t)(dp->heads * dp->secs_per_track); 3353 } 3354 lbasize = (u_int32_t)cgd->ident_data.lba_size_1 | 3355 ((u_int32_t)cgd->ident_data.lba_size_2 << 16); 3356 3357 /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 3358 if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 3359 dp->sectors = lbasize; 3360 3361 /* use the 48bit LBA size if valid */ 3362 lbasize48 = ((u_int64_t)cgd->ident_data.lba_size48_1) | 3363 ((u_int64_t)cgd->ident_data.lba_size48_2 << 16) | 3364 ((u_int64_t)cgd->ident_data.lba_size48_3 << 32) | 3365 ((u_int64_t)cgd->ident_data.lba_size48_4 << 48); 3366 if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 3367 lbasize48 > ATA_MAX_28BIT_LBA) 3368 dp->sectors = lbasize48; 3369 3370 maxio = softc->cpi.maxio; /* Honor max I/O size of SIM */ 3371 if (maxio == 0) 3372 maxio = DFLTPHYS; /* traditional default */ 3373 else if (maxio > MAXPHYS) 3374 maxio = MAXPHYS; /* for safety */ 3375 if (softc->flags & ADA_FLAG_CAN_48BIT) 3376 maxio = min(maxio, 65536 * softc->params.secsize); 3377 else /* 28bit ATA command limit */ 3378 maxio = min(maxio, 256 * softc->params.secsize); 3379 if (softc->quirks & ADA_Q_128KB) 3380 maxio = min(maxio, 128 * 1024); 3381 softc->disk->d_maxsize = maxio; 3382 d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE; 3383 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) 3384 d_flags |= DISKFLAG_CANFLUSHCACHE; 3385 if (softc->flags & ADA_FLAG_CAN_TRIM) { 3386 d_flags |= DISKFLAG_CANDELETE; 3387 softc->disk->d_delmaxsize = softc->params.secsize * 3388 ATA_DSM_RANGE_MAX * softc->trim_max_ranges; 3389 } else if ((softc->flags & ADA_FLAG_CAN_CFA) && 3390 !(softc->flags & ADA_FLAG_CAN_48BIT)) { 3391 d_flags |= DISKFLAG_CANDELETE; 3392 softc->disk->d_delmaxsize = 256 * softc->params.secsize; 3393 } else 3394 softc->disk->d_delmaxsize = maxio; 3395 if ((softc->cpi.hba_misc & PIM_UNMAPPED) != 0) { 3396 d_flags |= DISKFLAG_UNMAPPED_BIO; 3397 softc->unmappedio = 1; 3398 } 3399 softc->disk->d_flags = d_flags; 3400 strlcpy(softc->disk->d_descr, cgd->ident_data.model, 3401 MIN(sizeof(softc->disk->d_descr), sizeof(cgd->ident_data.model))); 3402 strlcpy(softc->disk->d_ident, cgd->ident_data.serial, 3403 MIN(sizeof(softc->disk->d_ident), sizeof(cgd->ident_data.serial))); 3404 3405 softc->disk->d_sectorsize = softc->params.secsize; 3406 softc->disk->d_mediasize = (off_t)softc->params.sectors * 3407 softc->params.secsize; 3408 if (ata_physical_sector_size(&cgd->ident_data) != 3409 softc->params.secsize) { 3410 softc->disk->d_stripesize = 3411 ata_physical_sector_size(&cgd->ident_data); 3412 softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 3413 ata_logical_sector_offset(&cgd->ident_data)) % 3414 softc->disk->d_stripesize; 3415 } else if (softc->quirks & ADA_Q_4K) { 3416 softc->disk->d_stripesize = 4096; 3417 softc->disk->d_stripeoffset = 0; 3418 } 3419 softc->disk->d_fwsectors = softc->params.secs_per_track; 3420 softc->disk->d_fwheads = softc->params.heads; 3421 ata_disk_firmware_geom_adjust(softc->disk); 3422 softc->disk->d_rotation_rate = cgd->ident_data.media_rotation_rate; 3423 } 3424 3425 static void 3426 adasendorderedtag(void *arg) 3427 { 3428 struct ada_softc *softc = arg; 3429 3430 if (ada_send_ordered) { 3431 if (softc->outstanding_cmds > 0) { 3432 if ((softc->flags & ADA_FLAG_WAS_OTAG) == 0) 3433 softc->flags |= ADA_FLAG_NEED_OTAG; 3434 softc->flags &= ~ADA_FLAG_WAS_OTAG; 3435 } 3436 } 3437 /* Queue us up again */ 3438 callout_reset(&softc->sendordered_c, 3439 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 3440 adasendorderedtag, softc); 3441 } 3442 3443 /* 3444 * Step through all ADA peripheral drivers, and if the device is still open, 3445 * sync the disk cache to physical media. 3446 */ 3447 static void 3448 adaflush(void) 3449 { 3450 struct cam_periph *periph; 3451 struct ada_softc *softc; 3452 union ccb *ccb; 3453 int error; 3454 3455 CAM_PERIPH_FOREACH(periph, &adadriver) { 3456 softc = (struct ada_softc *)periph->softc; 3457 if (SCHEDULER_STOPPED()) { 3458 /* If we paniced with the lock held, do not recurse. */ 3459 if (!cam_periph_owned(periph) && 3460 (softc->flags & ADA_FLAG_OPEN)) { 3461 adadump(softc->disk, NULL, 0, 0, 0); 3462 } 3463 continue; 3464 } 3465 cam_periph_lock(periph); 3466 /* 3467 * We only sync the cache if the drive is still open, and 3468 * if the drive is capable of it.. 3469 */ 3470 if (((softc->flags & ADA_FLAG_OPEN) == 0) || 3471 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 3472 cam_periph_unlock(periph); 3473 continue; 3474 } 3475 3476 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3477 cam_fill_ataio(&ccb->ataio, 3478 0, 3479 NULL, 3480 CAM_DIR_NONE, 3481 0, 3482 NULL, 3483 0, 3484 ada_default_timeout*1000); 3485 if (softc->flags & ADA_FLAG_CAN_48BIT) 3486 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 3487 else 3488 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 3489 3490 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3491 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3492 softc->disk->d_devstat); 3493 if (error != 0) 3494 xpt_print(periph->path, "Synchronize cache failed\n"); 3495 xpt_release_ccb(ccb); 3496 cam_periph_unlock(periph); 3497 } 3498 } 3499 3500 static void 3501 adaspindown(uint8_t cmd, int flags) 3502 { 3503 struct cam_periph *periph; 3504 struct ada_softc *softc; 3505 struct ccb_ataio local_ccb; 3506 int error; 3507 3508 CAM_PERIPH_FOREACH(periph, &adadriver) { 3509 /* If we paniced with lock held - not recurse here. */ 3510 if (cam_periph_owned(periph)) 3511 continue; 3512 cam_periph_lock(periph); 3513 softc = (struct ada_softc *)periph->softc; 3514 /* 3515 * We only spin-down the drive if it is capable of it.. 3516 */ 3517 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3518 cam_periph_unlock(periph); 3519 continue; 3520 } 3521 3522 if (bootverbose) 3523 xpt_print(periph->path, "spin-down\n"); 3524 3525 memset(&local_ccb, 0, sizeof(local_ccb)); 3526 xpt_setup_ccb(&local_ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3527 local_ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 3528 3529 cam_fill_ataio(&local_ccb, 3530 0, 3531 NULL, 3532 CAM_DIR_NONE | flags, 3533 0, 3534 NULL, 3535 0, 3536 ada_default_timeout*1000); 3537 ata_28bit_cmd(&local_ccb, cmd, 0, 0, 0); 3538 error = cam_periph_runccb((union ccb *)&local_ccb, adaerror, 3539 /*cam_flags*/0, /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3540 softc->disk->d_devstat); 3541 if (error != 0) 3542 xpt_print(periph->path, "Spin-down disk failed\n"); 3543 cam_periph_unlock(periph); 3544 } 3545 } 3546 3547 static void 3548 adashutdown(void *arg, int howto) 3549 { 3550 int how; 3551 3552 adaflush(); 3553 3554 /* 3555 * STANDBY IMMEDIATE saves any volatile data to the drive. It also spins 3556 * down hard drives. IDLE IMMEDIATE also saves the volatile data without 3557 * a spindown. We send the former when we expect to lose power soon. For 3558 * a warm boot, we send the latter to avoid a thundering herd of spinups 3559 * just after the kernel loads while probing. We have to do something to 3560 * flush the data because the BIOS in many systems resets the HBA 3561 * causing a COMINIT/COMRESET negotiation, which some drives interpret 3562 * as license to toss the volatile data, and others count as unclean 3563 * shutdown when in the Active PM state in SMART attributes. 3564 * 3565 * adaspindown will ensure that we don't send this to a drive that 3566 * doesn't support it. 3567 */ 3568 if (ada_spindown_shutdown != 0) { 3569 how = (howto & (RB_HALT | RB_POWEROFF | RB_POWERCYCLE)) ? 3570 ATA_STANDBY_IMMEDIATE : ATA_IDLE_IMMEDIATE; 3571 adaspindown(how, 0); 3572 } 3573 } 3574 3575 static void 3576 adasuspend(void *arg) 3577 { 3578 3579 adaflush(); 3580 /* 3581 * SLEEP also fushes any volatile data, like STANDBY IMEDIATE, 3582 * so we don't need to send it as well. 3583 */ 3584 if (ada_spindown_suspend != 0) 3585 adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 3586 } 3587 3588 static void 3589 adaresume(void *arg) 3590 { 3591 struct cam_periph *periph; 3592 struct ada_softc *softc; 3593 3594 if (ada_spindown_suspend == 0) 3595 return; 3596 3597 CAM_PERIPH_FOREACH(periph, &adadriver) { 3598 cam_periph_lock(periph); 3599 softc = (struct ada_softc *)periph->softc; 3600 /* 3601 * We only spin-down the drive if it is capable of it.. 3602 */ 3603 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3604 cam_periph_unlock(periph); 3605 continue; 3606 } 3607 3608 if (bootverbose) 3609 xpt_print(periph->path, "resume\n"); 3610 3611 /* 3612 * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 3613 * sleep request. 3614 */ 3615 cam_release_devq(periph->path, 3616 /*relsim_flags*/0, 3617 /*openings*/0, 3618 /*timeout*/0, 3619 /*getcount_only*/0); 3620 3621 cam_periph_unlock(periph); 3622 } 3623 } 3624 3625 #endif /* _KERNEL */ 3626