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.h> 54 #include <geom/geom_disk.h> 55 #endif /* _KERNEL */ 56 57 #ifndef _KERNEL 58 #include <stdio.h> 59 #include <string.h> 60 #endif /* _KERNEL */ 61 62 #include <cam/cam.h> 63 #include <cam/cam_ccb.h> 64 #include <cam/cam_periph.h> 65 #include <cam/cam_xpt_periph.h> 66 #include <cam/scsi/scsi_all.h> 67 #include <cam/scsi/scsi_da.h> 68 #include <cam/cam_sim.h> 69 #include <cam/cam_iosched.h> 70 71 #include <cam/ata/ata_all.h> 72 73 #include <machine/md_var.h> /* geometry translation */ 74 75 #ifdef _KERNEL 76 77 #define ATA_MAX_28BIT_LBA 268435455UL 78 79 extern int iosched_debug; 80 81 typedef enum { 82 ADA_STATE_RAHEAD, 83 ADA_STATE_WCACHE, 84 ADA_STATE_LOGDIR, 85 ADA_STATE_IDDIR, 86 ADA_STATE_SUP_CAP, 87 ADA_STATE_ZONE, 88 ADA_STATE_NORMAL 89 } ada_state; 90 91 typedef enum { 92 ADA_FLAG_CAN_48BIT = 0x00000002, 93 ADA_FLAG_CAN_FLUSHCACHE = 0x00000004, 94 ADA_FLAG_CAN_NCQ = 0x00000008, 95 ADA_FLAG_CAN_DMA = 0x00000010, 96 ADA_FLAG_NEED_OTAG = 0x00000020, 97 ADA_FLAG_WAS_OTAG = 0x00000040, 98 ADA_FLAG_CAN_TRIM = 0x00000080, 99 ADA_FLAG_OPEN = 0x00000100, 100 ADA_FLAG_SCTX_INIT = 0x00000200, 101 ADA_FLAG_CAN_CFA = 0x00000400, 102 ADA_FLAG_CAN_POWERMGT = 0x00000800, 103 ADA_FLAG_CAN_DMA48 = 0x00001000, 104 ADA_FLAG_CAN_LOG = 0x00002000, 105 ADA_FLAG_CAN_IDLOG = 0x00004000, 106 ADA_FLAG_CAN_SUPCAP = 0x00008000, 107 ADA_FLAG_CAN_ZONE = 0x00010000, 108 ADA_FLAG_CAN_WCACHE = 0x00020000, 109 ADA_FLAG_CAN_RAHEAD = 0x00040000, 110 ADA_FLAG_PROBED = 0x00080000, 111 ADA_FLAG_ANNOUNCED = 0x00100000, 112 ADA_FLAG_DIRTY = 0x00200000, 113 ADA_FLAG_CAN_NCQ_TRIM = 0x00400000, /* CAN_TRIM also set */ 114 ADA_FLAG_PIM_ATA_EXT = 0x00800000 115 } ada_flags; 116 117 typedef enum { 118 ADA_Q_NONE = 0x00, 119 ADA_Q_4K = 0x01, 120 ADA_Q_NCQ_TRIM_BROKEN = 0x02, 121 ADA_Q_LOG_BROKEN = 0x04, 122 ADA_Q_SMR_DM = 0x08, 123 ADA_Q_NO_TRIM = 0x10, 124 ADA_Q_128KB = 0x20 125 } ada_quirks; 126 127 #define ADA_Q_BIT_STRING \ 128 "\020" \ 129 "\0014K" \ 130 "\002NCQ_TRIM_BROKEN" \ 131 "\003LOG_BROKEN" \ 132 "\004SMR_DM" \ 133 "\005NO_TRIM" \ 134 "\006128KB" 135 136 typedef enum { 137 ADA_CCB_RAHEAD = 0x01, 138 ADA_CCB_WCACHE = 0x02, 139 ADA_CCB_BUFFER_IO = 0x03, 140 ADA_CCB_DUMP = 0x05, 141 ADA_CCB_TRIM = 0x06, 142 ADA_CCB_LOGDIR = 0x07, 143 ADA_CCB_IDDIR = 0x08, 144 ADA_CCB_SUP_CAP = 0x09, 145 ADA_CCB_ZONE = 0x0a, 146 ADA_CCB_TYPE_MASK = 0x0F, 147 } ada_ccb_state; 148 149 typedef enum { 150 ADA_ZONE_NONE = 0x00, 151 ADA_ZONE_DRIVE_MANAGED = 0x01, 152 ADA_ZONE_HOST_AWARE = 0x02, 153 ADA_ZONE_HOST_MANAGED = 0x03 154 } ada_zone_mode; 155 156 typedef enum { 157 ADA_ZONE_FLAG_RZ_SUP = 0x0001, 158 ADA_ZONE_FLAG_OPEN_SUP = 0x0002, 159 ADA_ZONE_FLAG_CLOSE_SUP = 0x0004, 160 ADA_ZONE_FLAG_FINISH_SUP = 0x0008, 161 ADA_ZONE_FLAG_RWP_SUP = 0x0010, 162 ADA_ZONE_FLAG_SUP_MASK = (ADA_ZONE_FLAG_RZ_SUP | 163 ADA_ZONE_FLAG_OPEN_SUP | 164 ADA_ZONE_FLAG_CLOSE_SUP | 165 ADA_ZONE_FLAG_FINISH_SUP | 166 ADA_ZONE_FLAG_RWP_SUP), 167 ADA_ZONE_FLAG_URSWRZ = 0x0020, 168 ADA_ZONE_FLAG_OPT_SEQ_SET = 0x0040, 169 ADA_ZONE_FLAG_OPT_NONSEQ_SET = 0x0080, 170 ADA_ZONE_FLAG_MAX_SEQ_SET = 0x0100, 171 ADA_ZONE_FLAG_SET_MASK = (ADA_ZONE_FLAG_OPT_SEQ_SET | 172 ADA_ZONE_FLAG_OPT_NONSEQ_SET | 173 ADA_ZONE_FLAG_MAX_SEQ_SET) 174 } ada_zone_flags; 175 176 static struct ada_zone_desc { 177 ada_zone_flags value; 178 const char *desc; 179 } ada_zone_desc_table[] = { 180 {ADA_ZONE_FLAG_RZ_SUP, "Report Zones" }, 181 {ADA_ZONE_FLAG_OPEN_SUP, "Open" }, 182 {ADA_ZONE_FLAG_CLOSE_SUP, "Close" }, 183 {ADA_ZONE_FLAG_FINISH_SUP, "Finish" }, 184 {ADA_ZONE_FLAG_RWP_SUP, "Reset Write Pointer" }, 185 }; 186 187 188 /* Offsets into our private area for storing information */ 189 #define ccb_state ppriv_field0 190 #define ccb_bp ppriv_ptr1 191 192 typedef enum { 193 ADA_DELETE_NONE, 194 ADA_DELETE_DISABLE, 195 ADA_DELETE_CFA_ERASE, 196 ADA_DELETE_DSM_TRIM, 197 ADA_DELETE_NCQ_DSM_TRIM, 198 ADA_DELETE_MIN = ADA_DELETE_CFA_ERASE, 199 ADA_DELETE_MAX = ADA_DELETE_NCQ_DSM_TRIM, 200 } ada_delete_methods; 201 202 static const char *ada_delete_method_names[] = 203 { "NONE", "DISABLE", "CFA_ERASE", "DSM_TRIM", "NCQ_DSM_TRIM" }; 204 #if 0 205 static const char *ada_delete_method_desc[] = 206 { "NONE", "DISABLED", "CFA Erase", "DSM Trim", "DSM Trim via NCQ" }; 207 #endif 208 209 struct disk_params { 210 u_int8_t heads; 211 u_int8_t secs_per_track; 212 u_int32_t cylinders; 213 u_int32_t secsize; /* Number of bytes/logical sector */ 214 u_int64_t sectors; /* Total number sectors */ 215 }; 216 217 #define TRIM_MAX_BLOCKS 8 218 #define TRIM_MAX_RANGES (TRIM_MAX_BLOCKS * ATA_DSM_BLK_RANGES) 219 struct trim_request { 220 uint8_t data[TRIM_MAX_RANGES * ATA_DSM_RANGE_SIZE]; 221 TAILQ_HEAD(, bio) bps; 222 }; 223 224 struct ada_softc { 225 struct cam_iosched_softc *cam_iosched; 226 int outstanding_cmds; /* Number of active commands */ 227 int refcount; /* Active xpt_action() calls */ 228 ada_state state; 229 ada_flags flags; 230 ada_zone_mode zone_mode; 231 ada_zone_flags zone_flags; 232 struct ata_gp_log_dir ata_logdir; 233 int valid_logdir_len; 234 struct ata_identify_log_pages ata_iddir; 235 int valid_iddir_len; 236 uint64_t optimal_seq_zones; 237 uint64_t optimal_nonseq_zones; 238 uint64_t max_seq_zones; 239 ada_quirks quirks; 240 ada_delete_methods delete_method; 241 int trim_max_ranges; 242 int read_ahead; 243 int write_cache; 244 int unmappedio; 245 int rotating; 246 #ifdef CAM_TEST_FAILURE 247 int force_read_error; 248 int force_write_error; 249 int periodic_read_error; 250 int periodic_read_count; 251 #endif 252 struct ccb_pathinq cpi; 253 struct disk_params params; 254 struct disk *disk; 255 struct task sysctl_task; 256 struct sysctl_ctx_list sysctl_ctx; 257 struct sysctl_oid *sysctl_tree; 258 struct callout sendordered_c; 259 struct trim_request trim_req; 260 uint64_t trim_count; 261 uint64_t trim_ranges; 262 uint64_t trim_lbas; 263 #ifdef CAM_IO_STATS 264 struct sysctl_ctx_list sysctl_stats_ctx; 265 struct sysctl_oid *sysctl_stats_tree; 266 u_int timeouts; 267 u_int errors; 268 u_int invalidations; 269 #endif 270 #define ADA_ANNOUNCETMP_SZ 80 271 char announce_temp[ADA_ANNOUNCETMP_SZ]; 272 #define ADA_ANNOUNCE_SZ 400 273 char announce_buffer[ADA_ANNOUNCE_SZ]; 274 }; 275 276 struct ada_quirk_entry { 277 struct scsi_inquiry_pattern inq_pat; 278 ada_quirks quirks; 279 }; 280 281 static struct ada_quirk_entry ada_quirk_table[] = 282 { 283 { 284 /* Sandisk X400 */ 285 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SanDisk?SD8SB8U1T00*", "X4162000*" }, 286 /*quirks*/ADA_Q_128KB 287 }, 288 { 289 /* Hitachi Advanced Format (4k) drives */ 290 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Hitachi H??????????E3*", "*" }, 291 /*quirks*/ADA_Q_4K 292 }, 293 { 294 /* Samsung Advanced Format (4k) drives */ 295 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD155UI*", "*" }, 296 /*quirks*/ADA_Q_4K 297 }, 298 { 299 /* Samsung Advanced Format (4k) drives */ 300 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD204UI*", "*" }, 301 /*quirks*/ADA_Q_4K 302 }, 303 { 304 /* Seagate Barracuda Green Advanced Format (4k) drives */ 305 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DL*", "*" }, 306 /*quirks*/ADA_Q_4K 307 }, 308 { 309 /* Seagate Barracuda Advanced Format (4k) drives */ 310 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???DM*", "*" }, 311 /*quirks*/ADA_Q_4K 312 }, 313 { 314 /* Seagate Barracuda Advanced Format (4k) drives */ 315 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DM*", "*" }, 316 /*quirks*/ADA_Q_4K 317 }, 318 { 319 /* Seagate Momentus Advanced Format (4k) drives */ 320 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500423AS*", "*" }, 321 /*quirks*/ADA_Q_4K 322 }, 323 { 324 /* Seagate Momentus Advanced Format (4k) drives */ 325 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500424AS*", "*" }, 326 /*quirks*/ADA_Q_4K 327 }, 328 { 329 /* Seagate Momentus Advanced Format (4k) drives */ 330 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640423AS*", "*" }, 331 /*quirks*/ADA_Q_4K 332 }, 333 { 334 /* Seagate Momentus Advanced Format (4k) drives */ 335 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640424AS*", "*" }, 336 /*quirks*/ADA_Q_4K 337 }, 338 { 339 /* Seagate Momentus Advanced Format (4k) drives */ 340 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750420AS*", "*" }, 341 /*quirks*/ADA_Q_4K 342 }, 343 { 344 /* Seagate Momentus Advanced Format (4k) drives */ 345 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750422AS*", "*" }, 346 /*quirks*/ADA_Q_4K 347 }, 348 { 349 /* Seagate Momentus Advanced Format (4k) drives */ 350 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750423AS*", "*" }, 351 /*quirks*/ADA_Q_4K 352 }, 353 { 354 /* Seagate Momentus Thin Advanced Format (4k) drives */ 355 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???LT*", "*" }, 356 /*quirks*/ADA_Q_4K 357 }, 358 { 359 /* WDC Caviar Red Advanced Format (4k) drives */ 360 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????CX*", "*" }, 361 /*quirks*/ADA_Q_4K 362 }, 363 { 364 /* WDC Caviar Green Advanced Format (4k) drives */ 365 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RS*", "*" }, 366 /*quirks*/ADA_Q_4K 367 }, 368 { 369 /* WDC Caviar Green/Red Advanced Format (4k) drives */ 370 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RX*", "*" }, 371 /*quirks*/ADA_Q_4K 372 }, 373 { 374 /* WDC Caviar Red Advanced Format (4k) drives */ 375 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????CX*", "*" }, 376 /*quirks*/ADA_Q_4K 377 }, 378 { 379 /* WDC Caviar Black Advanced Format (4k) drives */ 380 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????AZEX*", "*" }, 381 /*quirks*/ADA_Q_4K 382 }, 383 { 384 /* WDC Caviar Black Advanced Format (4k) drives */ 385 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????FZEX*", "*" }, 386 /*quirks*/ADA_Q_4K 387 }, 388 { 389 /* WDC Caviar Green Advanced Format (4k) drives */ 390 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RS*", "*" }, 391 /*quirks*/ADA_Q_4K 392 }, 393 { 394 /* WDC Caviar Green Advanced Format (4k) drives */ 395 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RX*", "*" }, 396 /*quirks*/ADA_Q_4K 397 }, 398 { 399 /* WDC Scorpio Black Advanced Format (4k) drives */ 400 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PKT*", "*" }, 401 /*quirks*/ADA_Q_4K 402 }, 403 { 404 /* WDC Scorpio Black Advanced Format (4k) drives */ 405 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PKT*", "*" }, 406 /*quirks*/ADA_Q_4K 407 }, 408 { 409 /* WDC Scorpio Blue Advanced Format (4k) drives */ 410 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PVT*", "*" }, 411 /*quirks*/ADA_Q_4K 412 }, 413 { 414 /* WDC Scorpio Blue Advanced Format (4k) drives */ 415 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PVT*", "*" }, 416 /*quirks*/ADA_Q_4K 417 }, 418 /* SSDs */ 419 { 420 /* 421 * Corsair Force 2 SSDs 422 * 4k optimised & trim only works in 4k requests + 4k aligned 423 */ 424 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair CSSD-F*", "*" }, 425 /*quirks*/ADA_Q_4K 426 }, 427 { 428 /* 429 * Corsair Force 3 SSDs 430 * 4k optimised & trim only works in 4k requests + 4k aligned 431 */ 432 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force 3*", "*" }, 433 /*quirks*/ADA_Q_4K 434 }, 435 { 436 /* 437 * Corsair Neutron GTX SSDs 438 * 4k optimised & trim only works in 4k requests + 4k aligned 439 */ 440 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 441 /*quirks*/ADA_Q_4K 442 }, 443 { 444 /* 445 * Corsair Force GT & GS SSDs 446 * 4k optimised & trim only works in 4k requests + 4k aligned 447 */ 448 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force G*", "*" }, 449 /*quirks*/ADA_Q_4K 450 }, 451 { 452 /* 453 * Crucial M4 SSDs 454 * 4k optimised & trim only works in 4k requests + 4k aligned 455 */ 456 { T_DIRECT, SIP_MEDIA_FIXED, "*", "M4-CT???M4SSD2*", "*" }, 457 /*quirks*/ADA_Q_4K 458 }, 459 { 460 /* 461 * Crucial M500 SSDs MU07 firmware 462 * NCQ Trim works 463 */ 464 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "MU07" }, 465 /*quirks*/0 466 }, 467 { 468 /* 469 * Crucial M500 SSDs all other firmware 470 * NCQ Trim doesn't work 471 */ 472 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "*" }, 473 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 474 }, 475 { 476 /* 477 * Crucial M550 SSDs 478 * NCQ Trim doesn't work, but only on MU01 firmware 479 */ 480 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M550*", "MU01" }, 481 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 482 }, 483 { 484 /* 485 * Crucial MX100 SSDs 486 * NCQ Trim doesn't work, but only on MU01 firmware 487 */ 488 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*MX100*", "MU01" }, 489 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 490 }, 491 { 492 /* 493 * Crucial RealSSD C300 SSDs 494 * 4k optimised 495 */ 496 { T_DIRECT, SIP_MEDIA_FIXED, "*", "C300-CTFDDAC???MAG*", 497 "*" }, /*quirks*/ADA_Q_4K 498 }, 499 { 500 /* 501 * FCCT M500 SSDs 502 * NCQ Trim doesn't work 503 */ 504 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FCCT*M500*", "*" }, 505 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 506 }, 507 { 508 /* 509 * Intel 320 Series SSDs 510 * 4k optimised & trim only works in 4k requests + 4k aligned 511 */ 512 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2CW*", "*" }, 513 /*quirks*/ADA_Q_4K 514 }, 515 { 516 /* 517 * Intel 330 Series SSDs 518 * 4k optimised & trim only works in 4k requests + 4k aligned 519 */ 520 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2CT*", "*" }, 521 /*quirks*/ADA_Q_4K 522 }, 523 { 524 /* 525 * Intel 510 Series SSDs 526 * 4k optimised & trim only works in 4k requests + 4k aligned 527 */ 528 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2MH*", "*" }, 529 /*quirks*/ADA_Q_4K 530 }, 531 { 532 /* 533 * Intel 520 Series SSDs 534 * 4k optimised & trim only works in 4k requests + 4k aligned 535 */ 536 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BW*", "*" }, 537 /*quirks*/ADA_Q_4K 538 }, 539 { 540 /* 541 * Intel S3610 Series SSDs 542 * 4k optimised & trim only works in 4k requests + 4k aligned 543 */ 544 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BX*", "*" }, 545 /*quirks*/ADA_Q_4K 546 }, 547 { 548 /* 549 * Intel X25-M Series SSDs 550 * 4k optimised & trim only works in 4k requests + 4k aligned 551 */ 552 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2M*", "*" }, 553 /*quirks*/ADA_Q_4K 554 }, 555 { 556 /* 557 * KingDian S200 60GB P0921B 558 * Trimming crash the SSD 559 */ 560 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KingDian S200 *", "*" }, 561 /*quirks*/ADA_Q_NO_TRIM 562 }, 563 { 564 /* 565 * Kingston E100 Series SSDs 566 * 4k optimised & trim only works in 4k requests + 4k aligned 567 */ 568 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SE100S3*", "*" }, 569 /*quirks*/ADA_Q_4K 570 }, 571 { 572 /* 573 * Kingston HyperX 3k SSDs 574 * 4k optimised & trim only works in 4k requests + 4k aligned 575 */ 576 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SH103S3*", "*" }, 577 /*quirks*/ADA_Q_4K 578 }, 579 { 580 /* 581 * Marvell SSDs (entry taken from OpenSolaris) 582 * 4k optimised & trim only works in 4k requests + 4k aligned 583 */ 584 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MARVELL SD88SA02*", "*" }, 585 /*quirks*/ADA_Q_4K 586 }, 587 { 588 /* 589 * Micron M500 SSDs firmware MU07 590 * NCQ Trim works? 591 */ 592 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "MU07" }, 593 /*quirks*/0 594 }, 595 { 596 /* 597 * Micron M500 SSDs all other firmware 598 * NCQ Trim doesn't work 599 */ 600 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "*" }, 601 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 602 }, 603 { 604 /* 605 * Micron M5[15]0 SSDs 606 * NCQ Trim doesn't work, but only MU01 firmware 607 */ 608 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M5[15]0*", "MU01" }, 609 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 610 }, 611 { 612 /* 613 * Micron 5100 SSDs 614 * 4k optimised & trim only works in 4k requests + 4k aligned 615 */ 616 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron 5100 MTFDDAK*", "*" }, 617 /*quirks*/ADA_Q_4K 618 }, 619 { 620 /* 621 * OCZ Agility 2 SSDs 622 * 4k optimised & trim only works in 4k requests + 4k aligned 623 */ 624 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 625 /*quirks*/ADA_Q_4K 626 }, 627 { 628 /* 629 * OCZ Agility 3 SSDs 630 * 4k optimised & trim only works in 4k requests + 4k aligned 631 */ 632 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY3*", "*" }, 633 /*quirks*/ADA_Q_4K 634 }, 635 { 636 /* 637 * OCZ Deneva R Series SSDs 638 * 4k optimised & trim only works in 4k requests + 4k aligned 639 */ 640 { T_DIRECT, SIP_MEDIA_FIXED, "*", "DENRSTE251M45*", "*" }, 641 /*quirks*/ADA_Q_4K 642 }, 643 { 644 /* 645 * OCZ Vertex 2 SSDs (inc pro series) 646 * 4k optimised & trim only works in 4k requests + 4k aligned 647 */ 648 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ?VERTEX2*", "*" }, 649 /*quirks*/ADA_Q_4K 650 }, 651 { 652 /* 653 * OCZ Vertex 3 SSDs 654 * 4k optimised & trim only works in 4k requests + 4k aligned 655 */ 656 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX3*", "*" }, 657 /*quirks*/ADA_Q_4K 658 }, 659 { 660 /* 661 * OCZ Vertex 4 SSDs 662 * 4k optimised & trim only works in 4k requests + 4k aligned 663 */ 664 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX4*", "*" }, 665 /*quirks*/ADA_Q_4K 666 }, 667 { 668 /* 669 * Samsung 750 SSDs 670 * 4k optimised, NCQ TRIM seems to work 671 */ 672 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 750*", "*" }, 673 /*quirks*/ADA_Q_4K 674 }, 675 { 676 /* 677 * Samsung 830 Series SSDs 678 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 679 */ 680 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD 830 Series*", "*" }, 681 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 682 }, 683 { 684 /* 685 * Samsung 840 SSDs 686 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 687 */ 688 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 840*", "*" }, 689 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 690 }, 691 { 692 /* 693 * Samsung 845 SSDs 694 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 695 */ 696 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 845*", "*" }, 697 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 698 }, 699 { 700 /* 701 * Samsung 850 SSDs 702 * 4k optimised, NCQ TRIM broken (normal TRIM fine) 703 */ 704 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 850*", "*" }, 705 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 706 }, 707 { 708 /* 709 * Samsung SM863 Series SSDs (MZ7KM*) 710 * 4k optimised, NCQ believed to be working 711 */ 712 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7KM*", "*" }, 713 /*quirks*/ADA_Q_4K 714 }, 715 { 716 /* 717 * Samsung 843T Series SSDs (MZ7WD*) 718 * Samsung PM851 Series SSDs (MZ7TE*) 719 * Samsung PM853T Series SSDs (MZ7GE*) 720 * 4k optimised, NCQ believed to be broken since these are 721 * appear to be built with the same controllers as the 840/850. 722 */ 723 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7*", "*" }, 724 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 725 }, 726 { 727 /* 728 * Same as for SAMSUNG MZ7* but enable the quirks for SSD 729 * starting with MZ7* too 730 */ 731 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MZ7*", "*" }, 732 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 733 }, 734 { 735 /* 736 * Samsung PM851 Series SSDs Dell OEM 737 * device model "SAMSUNG SSD PM851 mSATA 256GB" 738 * 4k optimised, NCQ broken 739 */ 740 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD PM851*", "*" }, 741 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 742 }, 743 { 744 /* 745 * SuperTalent TeraDrive CT SSDs 746 * 4k optimised & trim only works in 4k requests + 4k aligned 747 */ 748 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FTM??CT25H*", "*" }, 749 /*quirks*/ADA_Q_4K 750 }, 751 { 752 /* 753 * XceedIOPS SATA SSDs 754 * 4k optimised 755 */ 756 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SG9XCS2D*", "*" }, 757 /*quirks*/ADA_Q_4K 758 }, 759 { 760 /* 761 * Samsung drive that doesn't support READ LOG EXT or 762 * READ LOG DMA EXT, despite reporting that it does in 763 * ATA identify data: 764 * SAMSUNG HD200HJ KF100-06 765 */ 766 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD200*", "*" }, 767 /*quirks*/ADA_Q_LOG_BROKEN 768 }, 769 { 770 /* 771 * Samsung drive that doesn't support READ LOG EXT or 772 * READ LOG DMA EXT, despite reporting that it does in 773 * ATA identify data: 774 * SAMSUNG HD501LJ CR100-10 775 */ 776 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD501*", "*" }, 777 /*quirks*/ADA_Q_LOG_BROKEN 778 }, 779 { 780 /* 781 * Seagate Lamarr 8TB Shingled Magnetic Recording (SMR) 782 * Drive Managed SATA hard drive. This drive doesn't report 783 * in firmware that it is a drive managed SMR drive. 784 */ 785 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST8000AS000[23]*", "*" }, 786 /*quirks*/ADA_Q_SMR_DM 787 }, 788 { 789 /* Default */ 790 { 791 T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 792 /*vendor*/"*", /*product*/"*", /*revision*/"*" 793 }, 794 /*quirks*/0 795 }, 796 }; 797 798 static disk_strategy_t adastrategy; 799 static dumper_t adadump; 800 static periph_init_t adainit; 801 static void adadiskgonecb(struct disk *dp); 802 static periph_oninv_t adaoninvalidate; 803 static periph_dtor_t adacleanup; 804 static void adaasync(void *callback_arg, u_int32_t code, 805 struct cam_path *path, void *arg); 806 static int adazonemodesysctl(SYSCTL_HANDLER_ARGS); 807 static int adazonesupsysctl(SYSCTL_HANDLER_ARGS); 808 static void adasysctlinit(void *context, int pending); 809 static int adagetattr(struct bio *bp); 810 static void adasetflags(struct ada_softc *softc, 811 struct ccb_getdev *cgd); 812 static void adasetgeom(struct ada_softc *softc, 813 struct ccb_getdev *cgd); 814 static periph_ctor_t adaregister; 815 static void ada_dsmtrim(struct ada_softc *softc, struct bio *bp, 816 struct ccb_ataio *ataio); 817 static void ada_cfaerase(struct ada_softc *softc, struct bio *bp, 818 struct ccb_ataio *ataio); 819 static int ada_zone_bio_to_ata(int disk_zone_cmd); 820 static int ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, 821 struct bio *bp, int *queue_ccb); 822 static periph_start_t adastart; 823 static void adaprobedone(struct cam_periph *periph, union ccb *ccb); 824 static void adazonedone(struct cam_periph *periph, union ccb *ccb); 825 static void adadone(struct cam_periph *periph, 826 union ccb *done_ccb); 827 static int adaerror(union ccb *ccb, u_int32_t cam_flags, 828 u_int32_t sense_flags); 829 static callout_func_t adasendorderedtag; 830 static void adashutdown(void *arg, int howto); 831 static void adasuspend(void *arg); 832 static void adaresume(void *arg); 833 834 #ifndef ADA_DEFAULT_TIMEOUT 835 #define ADA_DEFAULT_TIMEOUT 30 /* Timeout in seconds */ 836 #endif 837 838 #ifndef ADA_DEFAULT_RETRY 839 #define ADA_DEFAULT_RETRY 4 840 #endif 841 842 #ifndef ADA_DEFAULT_SEND_ORDERED 843 #define ADA_DEFAULT_SEND_ORDERED 1 844 #endif 845 846 #ifndef ADA_DEFAULT_SPINDOWN_SHUTDOWN 847 #define ADA_DEFAULT_SPINDOWN_SHUTDOWN 1 848 #endif 849 850 #ifndef ADA_DEFAULT_SPINDOWN_SUSPEND 851 #define ADA_DEFAULT_SPINDOWN_SUSPEND 1 852 #endif 853 854 #ifndef ADA_DEFAULT_READ_AHEAD 855 #define ADA_DEFAULT_READ_AHEAD 1 856 #endif 857 858 #ifndef ADA_DEFAULT_WRITE_CACHE 859 #define ADA_DEFAULT_WRITE_CACHE 1 860 #endif 861 862 #define ADA_RA (softc->read_ahead >= 0 ? \ 863 softc->read_ahead : ada_read_ahead) 864 #define ADA_WC (softc->write_cache >= 0 ? \ 865 softc->write_cache : ada_write_cache) 866 867 /* 868 * Most platforms map firmware geometry to actual, but some don't. If 869 * not overridden, default to nothing. 870 */ 871 #ifndef ata_disk_firmware_geom_adjust 872 #define ata_disk_firmware_geom_adjust(disk) 873 #endif 874 875 static int ada_retry_count = ADA_DEFAULT_RETRY; 876 static int ada_default_timeout = ADA_DEFAULT_TIMEOUT; 877 static int ada_send_ordered = ADA_DEFAULT_SEND_ORDERED; 878 static int ada_spindown_shutdown = ADA_DEFAULT_SPINDOWN_SHUTDOWN; 879 static int ada_spindown_suspend = ADA_DEFAULT_SPINDOWN_SUSPEND; 880 static int ada_read_ahead = ADA_DEFAULT_READ_AHEAD; 881 static int ada_write_cache = ADA_DEFAULT_WRITE_CACHE; 882 static int ada_enable_biospeedup = 1; 883 884 static SYSCTL_NODE(_kern_cam, OID_AUTO, ada, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 885 "CAM Direct Access Disk driver"); 886 SYSCTL_INT(_kern_cam_ada, OID_AUTO, retry_count, CTLFLAG_RWTUN, 887 &ada_retry_count, 0, "Normal I/O retry count"); 888 SYSCTL_INT(_kern_cam_ada, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 889 &ada_default_timeout, 0, "Normal I/O timeout (in seconds)"); 890 SYSCTL_INT(_kern_cam_ada, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 891 &ada_send_ordered, 0, "Send Ordered Tags"); 892 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_shutdown, CTLFLAG_RWTUN, 893 &ada_spindown_shutdown, 0, "Spin down upon shutdown"); 894 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_suspend, CTLFLAG_RWTUN, 895 &ada_spindown_suspend, 0, "Spin down upon suspend"); 896 SYSCTL_INT(_kern_cam_ada, OID_AUTO, read_ahead, CTLFLAG_RWTUN, 897 &ada_read_ahead, 0, "Enable disk read-ahead"); 898 SYSCTL_INT(_kern_cam_ada, OID_AUTO, write_cache, CTLFLAG_RWTUN, 899 &ada_write_cache, 0, "Enable disk write cache"); 900 SYSCTL_INT(_kern_cam_ada, OID_AUTO, enable_biospeedup, CTLFLAG_RDTUN, 901 &ada_enable_biospeedup, 0, "Enable BIO_SPEEDUP processing"); 902 903 /* 904 * ADA_ORDEREDTAG_INTERVAL determines how often, relative 905 * to the default timeout, we check to see whether an ordered 906 * tagged transaction is appropriate to prevent simple tag 907 * starvation. Since we'd like to ensure that there is at least 908 * 1/2 of the timeout length left for a starved transaction to 909 * complete after we've sent an ordered tag, we must poll at least 910 * four times in every timeout period. This takes care of the worst 911 * case where a starved transaction starts during an interval that 912 * meets the requirement "don't send an ordered tag" test so it takes 913 * us two intervals to determine that a tag must be sent. 914 */ 915 #ifndef ADA_ORDEREDTAG_INTERVAL 916 #define ADA_ORDEREDTAG_INTERVAL 4 917 #endif 918 919 static struct periph_driver adadriver = 920 { 921 adainit, "ada", 922 TAILQ_HEAD_INITIALIZER(adadriver.units), /* generation */ 0 923 }; 924 925 static int adadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 926 927 PERIPHDRIVER_DECLARE(ada, adadriver); 928 929 static MALLOC_DEFINE(M_ATADA, "ata_da", "ata_da buffers"); 930 931 static int 932 adaopen(struct disk *dp) 933 { 934 struct cam_periph *periph; 935 struct ada_softc *softc; 936 int error; 937 938 periph = (struct cam_periph *)dp->d_drv1; 939 if (cam_periph_acquire(periph) != 0) { 940 return(ENXIO); 941 } 942 943 cam_periph_lock(periph); 944 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 945 cam_periph_unlock(periph); 946 cam_periph_release(periph); 947 return (error); 948 } 949 950 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 951 ("adaopen\n")); 952 953 softc = (struct ada_softc *)periph->softc; 954 softc->flags |= ADA_FLAG_OPEN; 955 956 cam_periph_unhold(periph); 957 cam_periph_unlock(periph); 958 return (0); 959 } 960 961 static int 962 adaclose(struct disk *dp) 963 { 964 struct cam_periph *periph; 965 struct ada_softc *softc; 966 union ccb *ccb; 967 int error; 968 969 periph = (struct cam_periph *)dp->d_drv1; 970 softc = (struct ada_softc *)periph->softc; 971 cam_periph_lock(periph); 972 973 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 974 ("adaclose\n")); 975 976 /* We only sync the cache if the drive is capable of it. */ 977 if ((softc->flags & ADA_FLAG_DIRTY) != 0 && 978 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) != 0 && 979 (periph->flags & CAM_PERIPH_INVALID) == 0 && 980 cam_periph_hold(periph, PRIBIO) == 0) { 981 982 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 983 cam_fill_ataio(&ccb->ataio, 984 1, 985 NULL, 986 CAM_DIR_NONE, 987 0, 988 NULL, 989 0, 990 ada_default_timeout*1000); 991 992 if (softc->flags & ADA_FLAG_CAN_48BIT) 993 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 994 else 995 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 996 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 997 /*sense_flags*/0, softc->disk->d_devstat); 998 999 if (error != 0) 1000 xpt_print(periph->path, "Synchronize cache failed\n"); 1001 softc->flags &= ~ADA_FLAG_DIRTY; 1002 xpt_release_ccb(ccb); 1003 cam_periph_unhold(periph); 1004 } 1005 1006 softc->flags &= ~ADA_FLAG_OPEN; 1007 1008 while (softc->refcount != 0) 1009 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "adaclose", 1); 1010 cam_periph_unlock(periph); 1011 cam_periph_release(periph); 1012 return (0); 1013 } 1014 1015 static void 1016 adaschedule(struct cam_periph *periph) 1017 { 1018 struct ada_softc *softc = (struct ada_softc *)periph->softc; 1019 1020 if (softc->state != ADA_STATE_NORMAL) 1021 return; 1022 1023 cam_iosched_schedule(softc->cam_iosched, periph); 1024 } 1025 1026 /* 1027 * Actually translate the requested transfer into one the physical driver 1028 * can understand. The transfer is described by a buf and will include 1029 * only one physical transfer. 1030 */ 1031 static void 1032 adastrategy(struct bio *bp) 1033 { 1034 struct cam_periph *periph; 1035 struct ada_softc *softc; 1036 1037 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1038 softc = (struct ada_softc *)periph->softc; 1039 1040 cam_periph_lock(periph); 1041 1042 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastrategy(%p)\n", bp)); 1043 1044 /* 1045 * If the device has been made invalid, error out 1046 */ 1047 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1048 cam_periph_unlock(periph); 1049 biofinish(bp, NULL, ENXIO); 1050 return; 1051 } 1052 1053 /* 1054 * Zone commands must be ordered, because they can depend on the 1055 * effects of previously issued commands, and they may affect 1056 * commands after them. 1057 */ 1058 if (bp->bio_cmd == BIO_ZONE) 1059 bp->bio_flags |= BIO_ORDERED; 1060 1061 /* 1062 * Place it in the queue of disk activities for this disk 1063 */ 1064 cam_iosched_queue_work(softc->cam_iosched, bp); 1065 1066 /* 1067 * Schedule ourselves for performing the work. 1068 */ 1069 adaschedule(periph); 1070 cam_periph_unlock(periph); 1071 1072 return; 1073 } 1074 1075 static int 1076 adadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1077 { 1078 struct cam_periph *periph; 1079 struct ada_softc *softc; 1080 u_int secsize; 1081 struct ccb_ataio ataio; 1082 struct disk *dp; 1083 uint64_t lba; 1084 uint16_t count; 1085 int error = 0; 1086 1087 dp = arg; 1088 periph = dp->d_drv1; 1089 softc = (struct ada_softc *)periph->softc; 1090 secsize = softc->params.secsize; 1091 lba = offset / secsize; 1092 count = length / secsize; 1093 if ((periph->flags & CAM_PERIPH_INVALID) != 0) 1094 return (ENXIO); 1095 1096 memset(&ataio, 0, sizeof(ataio)); 1097 if (length > 0) { 1098 xpt_setup_ccb(&ataio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1099 ataio.ccb_h.ccb_state = ADA_CCB_DUMP; 1100 cam_fill_ataio(&ataio, 1101 0, 1102 NULL, 1103 CAM_DIR_OUT, 1104 0, 1105 (u_int8_t *) virtual, 1106 length, 1107 ada_default_timeout*1000); 1108 if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1109 (lba + count >= ATA_MAX_28BIT_LBA || 1110 count >= 256)) { 1111 ata_48bit_cmd(&ataio, ATA_WRITE_DMA48, 1112 0, lba, count); 1113 } else { 1114 ata_28bit_cmd(&ataio, ATA_WRITE_DMA, 1115 0, lba, count); 1116 } 1117 error = cam_periph_runccb((union ccb *)&ataio, adaerror, 1118 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1119 if (error != 0) 1120 printf("Aborting dump due to I/O error.\n"); 1121 1122 return (error); 1123 } 1124 1125 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 1126 xpt_setup_ccb(&ataio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1127 1128 /* 1129 * Tell the drive to flush its internal cache. if we 1130 * can't flush in 5s we have big problems. No need to 1131 * wait the default 60s to detect problems. 1132 */ 1133 ataio.ccb_h.ccb_state = ADA_CCB_DUMP; 1134 cam_fill_ataio(&ataio, 1135 0, 1136 NULL, 1137 CAM_DIR_NONE, 1138 0, 1139 NULL, 1140 0, 1141 5*1000); 1142 1143 if (softc->flags & ADA_FLAG_CAN_48BIT) 1144 ata_48bit_cmd(&ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1145 else 1146 ata_28bit_cmd(&ataio, ATA_FLUSHCACHE, 0, 0, 0); 1147 error = cam_periph_runccb((union ccb *)&ataio, adaerror, 1148 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1149 if (error != 0) 1150 xpt_print(periph->path, "Synchronize cache failed\n"); 1151 } 1152 return (error); 1153 } 1154 1155 static void 1156 adainit(void) 1157 { 1158 cam_status status; 1159 1160 /* 1161 * Install a global async callback. This callback will 1162 * receive async callbacks like "new device found". 1163 */ 1164 status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 1165 1166 if (status != CAM_REQ_CMP) { 1167 printf("ada: Failed to attach master async callback " 1168 "due to status 0x%x!\n", status); 1169 } else if (ada_send_ordered) { 1170 1171 /* Register our event handlers */ 1172 if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 1173 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1174 printf("adainit: power event registration failed!\n"); 1175 if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 1176 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1177 printf("adainit: power event registration failed!\n"); 1178 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 1179 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1180 printf("adainit: shutdown event registration failed!\n"); 1181 } 1182 } 1183 1184 /* 1185 * Callback from GEOM, called when it has finished cleaning up its 1186 * resources. 1187 */ 1188 static void 1189 adadiskgonecb(struct disk *dp) 1190 { 1191 struct cam_periph *periph; 1192 1193 periph = (struct cam_periph *)dp->d_drv1; 1194 1195 cam_periph_release(periph); 1196 } 1197 1198 static void 1199 adaoninvalidate(struct cam_periph *periph) 1200 { 1201 struct ada_softc *softc; 1202 1203 softc = (struct ada_softc *)periph->softc; 1204 1205 /* 1206 * De-register any async callbacks. 1207 */ 1208 xpt_register_async(0, adaasync, periph, periph->path); 1209 #ifdef CAM_IO_STATS 1210 softc->invalidations++; 1211 #endif 1212 1213 /* 1214 * Return all queued I/O with ENXIO. 1215 * XXX Handle any transactions queued to the card 1216 * with XPT_ABORT_CCB. 1217 */ 1218 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO); 1219 1220 disk_gone(softc->disk); 1221 } 1222 1223 static void 1224 adacleanup(struct cam_periph *periph) 1225 { 1226 struct ada_softc *softc; 1227 1228 softc = (struct ada_softc *)periph->softc; 1229 1230 cam_periph_unlock(periph); 1231 1232 cam_iosched_fini(softc->cam_iosched); 1233 1234 /* 1235 * If we can't free the sysctl tree, oh well... 1236 */ 1237 if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0) { 1238 #ifdef CAM_IO_STATS 1239 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0) 1240 xpt_print(periph->path, 1241 "can't remove sysctl stats context\n"); 1242 #endif 1243 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0) 1244 xpt_print(periph->path, 1245 "can't remove sysctl context\n"); 1246 } 1247 1248 disk_destroy(softc->disk); 1249 callout_drain(&softc->sendordered_c); 1250 free(softc, M_DEVBUF); 1251 cam_periph_lock(periph); 1252 } 1253 1254 static void 1255 adasetdeletemethod(struct ada_softc *softc) 1256 { 1257 1258 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1259 softc->delete_method = ADA_DELETE_NCQ_DSM_TRIM; 1260 else if (softc->flags & ADA_FLAG_CAN_TRIM) 1261 softc->delete_method = ADA_DELETE_DSM_TRIM; 1262 else if ((softc->flags & ADA_FLAG_CAN_CFA) && !(softc->flags & ADA_FLAG_CAN_48BIT)) 1263 softc->delete_method = ADA_DELETE_CFA_ERASE; 1264 else 1265 softc->delete_method = ADA_DELETE_NONE; 1266 } 1267 1268 static void 1269 adaasync(void *callback_arg, u_int32_t code, 1270 struct cam_path *path, void *arg) 1271 { 1272 struct ccb_getdev cgd; 1273 struct cam_periph *periph; 1274 struct ada_softc *softc; 1275 1276 periph = (struct cam_periph *)callback_arg; 1277 switch (code) { 1278 case AC_FOUND_DEVICE: 1279 { 1280 struct ccb_getdev *cgd; 1281 cam_status status; 1282 1283 cgd = (struct ccb_getdev *)arg; 1284 if (cgd == NULL) 1285 break; 1286 1287 if (cgd->protocol != PROTO_ATA) 1288 break; 1289 1290 /* 1291 * Allocate a peripheral instance for 1292 * this device and start the probe 1293 * process. 1294 */ 1295 status = cam_periph_alloc(adaregister, adaoninvalidate, 1296 adacleanup, adastart, 1297 "ada", CAM_PERIPH_BIO, 1298 path, adaasync, 1299 AC_FOUND_DEVICE, cgd); 1300 1301 if (status != CAM_REQ_CMP 1302 && status != CAM_REQ_INPROG) 1303 printf("adaasync: Unable to attach to new device " 1304 "due to status 0x%x\n", status); 1305 break; 1306 } 1307 case AC_GETDEV_CHANGED: 1308 { 1309 softc = (struct ada_softc *)periph->softc; 1310 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1311 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1312 xpt_action((union ccb *)&cgd); 1313 1314 /* 1315 * Update our information based on the new Identify data. 1316 */ 1317 adasetflags(softc, &cgd); 1318 adasetgeom(softc, &cgd); 1319 disk_resize(softc->disk, M_NOWAIT); 1320 1321 cam_periph_async(periph, code, path, arg); 1322 break; 1323 } 1324 case AC_ADVINFO_CHANGED: 1325 { 1326 uintptr_t buftype; 1327 1328 buftype = (uintptr_t)arg; 1329 if (buftype == CDAI_TYPE_PHYS_PATH) { 1330 struct ada_softc *softc; 1331 1332 softc = periph->softc; 1333 disk_attr_changed(softc->disk, "GEOM::physpath", 1334 M_NOWAIT); 1335 } 1336 break; 1337 } 1338 case AC_SENT_BDR: 1339 case AC_BUS_RESET: 1340 { 1341 softc = (struct ada_softc *)periph->softc; 1342 cam_periph_async(periph, code, path, arg); 1343 if (softc->state != ADA_STATE_NORMAL) 1344 break; 1345 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1346 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1347 xpt_action((union ccb *)&cgd); 1348 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1349 softc->state = ADA_STATE_RAHEAD; 1350 else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) 1351 softc->state = ADA_STATE_WCACHE; 1352 else if ((softc->flags & ADA_FLAG_CAN_LOG) 1353 && (softc->zone_mode != ADA_ZONE_NONE)) 1354 softc->state = ADA_STATE_LOGDIR; 1355 else 1356 break; 1357 if (cam_periph_acquire(periph) != 0) 1358 softc->state = ADA_STATE_NORMAL; 1359 else 1360 xpt_schedule(periph, CAM_PRIORITY_DEV); 1361 } 1362 default: 1363 cam_periph_async(periph, code, path, arg); 1364 break; 1365 } 1366 } 1367 1368 static int 1369 adazonemodesysctl(SYSCTL_HANDLER_ARGS) 1370 { 1371 char tmpbuf[40]; 1372 struct ada_softc *softc; 1373 int error; 1374 1375 softc = (struct ada_softc *)arg1; 1376 1377 switch (softc->zone_mode) { 1378 case ADA_ZONE_DRIVE_MANAGED: 1379 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed"); 1380 break; 1381 case ADA_ZONE_HOST_AWARE: 1382 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware"); 1383 break; 1384 case ADA_ZONE_HOST_MANAGED: 1385 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed"); 1386 break; 1387 case ADA_ZONE_NONE: 1388 default: 1389 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned"); 1390 break; 1391 } 1392 1393 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req); 1394 1395 return (error); 1396 } 1397 1398 static int 1399 adazonesupsysctl(SYSCTL_HANDLER_ARGS) 1400 { 1401 char tmpbuf[180]; 1402 struct ada_softc *softc; 1403 struct sbuf sb; 1404 int error, first; 1405 unsigned int i; 1406 1407 softc = (struct ada_softc *)arg1; 1408 1409 error = 0; 1410 first = 1; 1411 sbuf_new(&sb, tmpbuf, sizeof(tmpbuf), 0); 1412 1413 for (i = 0; i < sizeof(ada_zone_desc_table) / 1414 sizeof(ada_zone_desc_table[0]); i++) { 1415 if (softc->zone_flags & ada_zone_desc_table[i].value) { 1416 if (first == 0) 1417 sbuf_printf(&sb, ", "); 1418 else 1419 first = 0; 1420 sbuf_cat(&sb, ada_zone_desc_table[i].desc); 1421 } 1422 } 1423 1424 if (first == 1) 1425 sbuf_printf(&sb, "None"); 1426 1427 sbuf_finish(&sb); 1428 1429 error = sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req); 1430 1431 return (error); 1432 } 1433 1434 1435 static void 1436 adasysctlinit(void *context, int pending) 1437 { 1438 struct cam_periph *periph; 1439 struct ada_softc *softc; 1440 char tmpstr[32], tmpstr2[16]; 1441 1442 periph = (struct cam_periph *)context; 1443 1444 /* periph was held for us when this task was enqueued */ 1445 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1446 cam_periph_release(periph); 1447 return; 1448 } 1449 1450 softc = (struct ada_softc *)periph->softc; 1451 snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d",periph->unit_number); 1452 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1453 1454 sysctl_ctx_init(&softc->sysctl_ctx); 1455 softc->flags |= ADA_FLAG_SCTX_INIT; 1456 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx, 1457 SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1458 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, tmpstr, "device_index"); 1459 if (softc->sysctl_tree == NULL) { 1460 printf("adasysctlinit: unable to allocate sysctl tree\n"); 1461 cam_periph_release(periph); 1462 return; 1463 } 1464 1465 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1466 OID_AUTO, "delete_method", 1467 CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_NEEDGIANT, 1468 softc, 0, adadeletemethodsysctl, "A", 1469 "BIO_DELETE execution method"); 1470 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1471 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1472 "trim_count", CTLFLAG_RD, &softc->trim_count, 1473 "Total number of dsm commands sent"); 1474 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1475 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1476 "trim_ranges", CTLFLAG_RD, &softc->trim_ranges, 1477 "Total number of ranges in dsm commands"); 1478 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1479 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1480 "trim_lbas", CTLFLAG_RD, &softc->trim_lbas, 1481 "Total lbas in the dsm commands sent"); 1482 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1483 OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1484 &softc->read_ahead, 0, "Enable disk read ahead."); 1485 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1486 OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1487 &softc->write_cache, 0, "Enable disk write cache."); 1488 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1489 OID_AUTO, "unmapped_io", CTLFLAG_RD | CTLFLAG_MPSAFE, 1490 &softc->unmappedio, 0, "Unmapped I/O leaf"); 1491 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1492 OID_AUTO, "rotating", CTLFLAG_RD | CTLFLAG_MPSAFE, 1493 &softc->rotating, 0, "Rotating media"); 1494 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1495 OID_AUTO, "zone_mode", 1496 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_NEEDGIANT, 1497 softc, 0, adazonemodesysctl, "A", 1498 "Zone Mode"); 1499 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1500 OID_AUTO, "zone_support", 1501 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_NEEDGIANT, 1502 softc, 0, adazonesupsysctl, "A", 1503 "Zone Support"); 1504 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1505 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1506 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones, 1507 "Optimal Number of Open Sequential Write Preferred Zones"); 1508 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1509 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1510 "optimal_nonseq_zones", CTLFLAG_RD, 1511 &softc->optimal_nonseq_zones, 1512 "Optimal Number of Non-Sequentially Written Sequential Write " 1513 "Preferred Zones"); 1514 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1515 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1516 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones, 1517 "Maximum Number of Open Sequential Write Required Zones"); 1518 1519 #ifdef CAM_TEST_FAILURE 1520 /* 1521 * Add a 'door bell' sysctl which allows one to set it from userland 1522 * and cause something bad to happen. For the moment, we only allow 1523 * whacking the next read or write. 1524 */ 1525 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1526 OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1527 &softc->force_read_error, 0, 1528 "Force a read error for the next N reads."); 1529 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1530 OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1531 &softc->force_write_error, 0, 1532 "Force a write error for the next N writes."); 1533 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1534 OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1535 &softc->periodic_read_error, 0, 1536 "Force a read error every N reads (don't set too low)."); 1537 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1538 OID_AUTO, "invalidate", CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE, 1539 periph, 0, cam_periph_invalidate_sysctl, "I", 1540 "Write 1 to invalidate the drive immediately"); 1541 #endif 1542 1543 #ifdef CAM_IO_STATS 1544 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx, 1545 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats", 1546 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, "Statistics"); 1547 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1548 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1549 OID_AUTO, "timeouts", CTLFLAG_RD | CTLFLAG_MPSAFE, 1550 &softc->timeouts, 0, 1551 "Device timeouts reported by the SIM"); 1552 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1553 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1554 OID_AUTO, "errors", CTLFLAG_RD | CTLFLAG_MPSAFE, 1555 &softc->errors, 0, 1556 "Transport errors reported by the SIM."); 1557 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1558 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1559 OID_AUTO, "pack_invalidations", CTLFLAG_RD | CTLFLAG_MPSAFE, 1560 &softc->invalidations, 0, 1561 "Device pack invalidations."); 1562 #endif 1563 1564 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx, 1565 softc->sysctl_tree); 1566 1567 cam_periph_release(periph); 1568 } 1569 1570 static int 1571 adagetattr(struct bio *bp) 1572 { 1573 int ret; 1574 struct cam_periph *periph; 1575 1576 if (g_handleattr_int(bp, "GEOM::canspeedup", ada_enable_biospeedup)) 1577 return (EJUSTRETURN); 1578 1579 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1580 cam_periph_lock(periph); 1581 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1582 periph->path); 1583 cam_periph_unlock(periph); 1584 if (ret == 0) 1585 bp->bio_completed = bp->bio_length; 1586 return ret; 1587 } 1588 1589 static int 1590 adadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 1591 { 1592 char buf[16]; 1593 const char *p; 1594 struct ada_softc *softc; 1595 int i, error, value, methods; 1596 1597 softc = (struct ada_softc *)arg1; 1598 1599 value = softc->delete_method; 1600 if (value < 0 || value > ADA_DELETE_MAX) 1601 p = "UNKNOWN"; 1602 else 1603 p = ada_delete_method_names[value]; 1604 strncpy(buf, p, sizeof(buf)); 1605 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 1606 if (error != 0 || req->newptr == NULL) 1607 return (error); 1608 methods = 1 << ADA_DELETE_DISABLE; 1609 if ((softc->flags & ADA_FLAG_CAN_CFA) && 1610 !(softc->flags & ADA_FLAG_CAN_48BIT)) 1611 methods |= 1 << ADA_DELETE_CFA_ERASE; 1612 if (softc->flags & ADA_FLAG_CAN_TRIM) 1613 methods |= 1 << ADA_DELETE_DSM_TRIM; 1614 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1615 methods |= 1 << ADA_DELETE_NCQ_DSM_TRIM; 1616 for (i = 0; i <= ADA_DELETE_MAX; i++) { 1617 if (!(methods & (1 << i)) || 1618 strcmp(buf, ada_delete_method_names[i]) != 0) 1619 continue; 1620 softc->delete_method = i; 1621 return (0); 1622 } 1623 return (EINVAL); 1624 } 1625 1626 static void 1627 adasetflags(struct ada_softc *softc, struct ccb_getdev *cgd) 1628 { 1629 if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1630 (cgd->inq_flags & SID_DMA)) 1631 softc->flags |= ADA_FLAG_CAN_DMA; 1632 else 1633 softc->flags &= ~ADA_FLAG_CAN_DMA; 1634 1635 if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1636 softc->flags |= ADA_FLAG_CAN_48BIT; 1637 if (cgd->inq_flags & SID_DMA48) 1638 softc->flags |= ADA_FLAG_CAN_DMA48; 1639 else 1640 softc->flags &= ~ADA_FLAG_CAN_DMA48; 1641 } else 1642 softc->flags &= ~(ADA_FLAG_CAN_48BIT | ADA_FLAG_CAN_DMA48); 1643 1644 if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1645 softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1646 else 1647 softc->flags &= ~ADA_FLAG_CAN_FLUSHCACHE; 1648 1649 if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1650 softc->flags |= ADA_FLAG_CAN_POWERMGT; 1651 else 1652 softc->flags &= ~ADA_FLAG_CAN_POWERMGT; 1653 1654 if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1655 (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1656 softc->flags |= ADA_FLAG_CAN_NCQ; 1657 else 1658 softc->flags &= ~ADA_FLAG_CAN_NCQ; 1659 1660 if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1661 (cgd->inq_flags & SID_DMA) && 1662 (softc->quirks & ADA_Q_NO_TRIM) == 0) { 1663 softc->flags |= ADA_FLAG_CAN_TRIM; 1664 softc->trim_max_ranges = TRIM_MAX_RANGES; 1665 if (cgd->ident_data.max_dsm_blocks != 0) { 1666 softc->trim_max_ranges = 1667 min(cgd->ident_data.max_dsm_blocks * 1668 ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1669 } 1670 /* 1671 * If we can do RCVSND_FPDMA_QUEUED commands, we may be able 1672 * to do NCQ trims, if we support trims at all. We also need 1673 * support from the SIM to do things properly. Perhaps we 1674 * should look at log 13 dword 0 bit 0 and dword 1 bit 0 are 1675 * set too... 1676 */ 1677 if ((softc->quirks & ADA_Q_NCQ_TRIM_BROKEN) == 0 && 1678 (softc->flags & ADA_FLAG_PIM_ATA_EXT) != 0 && 1679 (cgd->ident_data.satacapabilities2 & 1680 ATA_SUPPORT_RCVSND_FPDMA_QUEUED) != 0 && 1681 (softc->flags & ADA_FLAG_CAN_TRIM) != 0) 1682 softc->flags |= ADA_FLAG_CAN_NCQ_TRIM; 1683 else 1684 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 1685 } else 1686 softc->flags &= ~(ADA_FLAG_CAN_TRIM | ADA_FLAG_CAN_NCQ_TRIM); 1687 1688 if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1689 softc->flags |= ADA_FLAG_CAN_CFA; 1690 else 1691 softc->flags &= ~ADA_FLAG_CAN_CFA; 1692 1693 /* 1694 * Now that we've set the appropriate flags, setup the delete 1695 * method. 1696 */ 1697 adasetdeletemethod(softc); 1698 1699 if ((cgd->ident_data.support.extension & ATA_SUPPORT_GENLOG) 1700 && ((softc->quirks & ADA_Q_LOG_BROKEN) == 0)) 1701 softc->flags |= ADA_FLAG_CAN_LOG; 1702 else 1703 softc->flags &= ~ADA_FLAG_CAN_LOG; 1704 1705 if ((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1706 ATA_SUPPORT_ZONE_HOST_AWARE) 1707 softc->zone_mode = ADA_ZONE_HOST_AWARE; 1708 else if (((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1709 ATA_SUPPORT_ZONE_DEV_MANAGED) 1710 || (softc->quirks & ADA_Q_SMR_DM)) 1711 softc->zone_mode = ADA_ZONE_DRIVE_MANAGED; 1712 else 1713 softc->zone_mode = ADA_ZONE_NONE; 1714 1715 if (cgd->ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1716 softc->flags |= ADA_FLAG_CAN_RAHEAD; 1717 else 1718 softc->flags &= ~ADA_FLAG_CAN_RAHEAD; 1719 1720 if (cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1721 softc->flags |= ADA_FLAG_CAN_WCACHE; 1722 else 1723 softc->flags &= ~ADA_FLAG_CAN_WCACHE; 1724 } 1725 1726 static cam_status 1727 adaregister(struct cam_periph *periph, void *arg) 1728 { 1729 struct ada_softc *softc; 1730 struct ccb_getdev *cgd; 1731 struct disk_params *dp; 1732 struct sbuf sb; 1733 char *announce_buf; 1734 caddr_t match; 1735 int quirks; 1736 1737 cgd = (struct ccb_getdev *)arg; 1738 if (cgd == NULL) { 1739 printf("adaregister: no getdev CCB, can't register device\n"); 1740 return(CAM_REQ_CMP_ERR); 1741 } 1742 1743 softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1744 M_NOWAIT|M_ZERO); 1745 1746 if (softc == NULL) { 1747 printf("adaregister: Unable to probe new device. " 1748 "Unable to allocate softc\n"); 1749 return(CAM_REQ_CMP_ERR); 1750 } 1751 1752 announce_buf = softc->announce_temp; 1753 bzero(announce_buf, ADA_ANNOUNCETMP_SZ); 1754 1755 if (cam_iosched_init(&softc->cam_iosched, periph) != 0) { 1756 printf("adaregister: Unable to probe new device. " 1757 "Unable to allocate iosched memory\n"); 1758 free(softc, M_DEVBUF); 1759 return(CAM_REQ_CMP_ERR); 1760 } 1761 1762 periph->softc = softc; 1763 xpt_path_inq(&softc->cpi, periph->path); 1764 1765 /* 1766 * See if this device has any quirks. 1767 */ 1768 match = cam_quirkmatch((caddr_t)&cgd->ident_data, 1769 (caddr_t)ada_quirk_table, 1770 nitems(ada_quirk_table), 1771 sizeof(*ada_quirk_table), ata_identify_match); 1772 if (match != NULL) 1773 softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 1774 else 1775 softc->quirks = ADA_Q_NONE; 1776 1777 TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 1778 1779 /* 1780 * Register this media as a disk 1781 */ 1782 (void)cam_periph_hold(periph, PRIBIO); 1783 cam_periph_unlock(periph); 1784 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1785 "kern.cam.ada.%d.quirks", periph->unit_number); 1786 quirks = softc->quirks; 1787 TUNABLE_INT_FETCH(announce_buf, &quirks); 1788 softc->quirks = quirks; 1789 softc->read_ahead = -1; 1790 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1791 "kern.cam.ada.%d.read_ahead", periph->unit_number); 1792 TUNABLE_INT_FETCH(announce_buf, &softc->read_ahead); 1793 softc->write_cache = -1; 1794 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1795 "kern.cam.ada.%d.write_cache", periph->unit_number); 1796 TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 1797 1798 /* 1799 * Set support flags based on the Identify data and quirks. 1800 */ 1801 adasetflags(softc, cgd); 1802 if (softc->cpi.hba_misc & PIM_ATA_EXT) 1803 softc->flags |= ADA_FLAG_PIM_ATA_EXT; 1804 1805 /* Disable queue sorting for non-rotational media by default. */ 1806 if (cgd->ident_data.media_rotation_rate == ATA_RATE_NON_ROTATING) { 1807 softc->rotating = 0; 1808 } else { 1809 softc->rotating = 1; 1810 } 1811 cam_iosched_set_sort_queue(softc->cam_iosched, softc->rotating ? -1 : 0); 1812 softc->disk = disk_alloc(); 1813 adasetgeom(softc, cgd); 1814 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 1815 periph->unit_number, softc->params.secsize, 1816 DEVSTAT_ALL_SUPPORTED, 1817 DEVSTAT_TYPE_DIRECT | 1818 XPORT_DEVSTAT_TYPE(softc->cpi.transport), 1819 DEVSTAT_PRIORITY_DISK); 1820 softc->disk->d_open = adaopen; 1821 softc->disk->d_close = adaclose; 1822 softc->disk->d_strategy = adastrategy; 1823 softc->disk->d_getattr = adagetattr; 1824 softc->disk->d_dump = adadump; 1825 softc->disk->d_gone = adadiskgonecb; 1826 softc->disk->d_name = "ada"; 1827 softc->disk->d_drv1 = periph; 1828 softc->disk->d_unit = periph->unit_number; 1829 1830 /* 1831 * Acquire a reference to the periph before we register with GEOM. 1832 * We'll release this reference once GEOM calls us back (via 1833 * adadiskgonecb()) telling us that our provider has been freed. 1834 */ 1835 if (cam_periph_acquire(periph) != 0) { 1836 xpt_print(periph->path, "%s: lost periph during " 1837 "registration!\n", __func__); 1838 cam_periph_lock(periph); 1839 return (CAM_REQ_CMP_ERR); 1840 } 1841 disk_create(softc->disk, DISK_VERSION); 1842 cam_periph_lock(periph); 1843 1844 dp = &softc->params; 1845 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1846 "%juMB (%ju %u byte sectors)", 1847 ((uintmax_t)dp->secsize * dp->sectors) / (1024 * 1024), 1848 (uintmax_t)dp->sectors, dp->secsize); 1849 1850 sbuf_new(&sb, softc->announce_buffer, ADA_ANNOUNCE_SZ, SBUF_FIXEDLEN); 1851 xpt_announce_periph_sbuf(periph, &sb, announce_buf); 1852 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks, ADA_Q_BIT_STRING); 1853 sbuf_finish(&sb); 1854 sbuf_putbuf(&sb); 1855 1856 /* 1857 * Create our sysctl variables, now that we know 1858 * we have successfully attached. 1859 */ 1860 if (cam_periph_acquire(periph) == 0) 1861 taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1862 1863 /* 1864 * Add async callbacks for bus reset and 1865 * bus device reset calls. I don't bother 1866 * checking if this fails as, in most cases, 1867 * the system will function just fine without 1868 * them and the only alternative would be to 1869 * not attach the device on failure. 1870 */ 1871 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 1872 AC_GETDEV_CHANGED | AC_ADVINFO_CHANGED, 1873 adaasync, periph, periph->path); 1874 1875 /* 1876 * Schedule a periodic event to occasionally send an 1877 * ordered tag to a device. 1878 */ 1879 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 1880 callout_reset(&softc->sendordered_c, 1881 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1882 adasendorderedtag, softc); 1883 1884 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) { 1885 softc->state = ADA_STATE_RAHEAD; 1886 } else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) { 1887 softc->state = ADA_STATE_WCACHE; 1888 } else if ((softc->flags & ADA_FLAG_CAN_LOG) 1889 && (softc->zone_mode != ADA_ZONE_NONE)) { 1890 softc->state = ADA_STATE_LOGDIR; 1891 } else { 1892 /* 1893 * Nothing to probe, so we can just transition to the 1894 * normal state. 1895 */ 1896 adaprobedone(periph, NULL); 1897 return(CAM_REQ_CMP); 1898 } 1899 1900 xpt_schedule(periph, CAM_PRIORITY_DEV); 1901 1902 return(CAM_REQ_CMP); 1903 } 1904 1905 static int 1906 ada_dsmtrim_req_create(struct ada_softc *softc, struct bio *bp, struct trim_request *req) 1907 { 1908 uint64_t lastlba = (uint64_t)-1, lbas = 0; 1909 int c, lastcount = 0, off, ranges = 0; 1910 1911 bzero(req, sizeof(*req)); 1912 TAILQ_INIT(&req->bps); 1913 do { 1914 uint64_t lba = bp->bio_pblkno; 1915 int count = bp->bio_bcount / softc->params.secsize; 1916 1917 /* Try to extend the previous range. */ 1918 if (lba == lastlba) { 1919 c = min(count, ATA_DSM_RANGE_MAX - lastcount); 1920 lastcount += c; 1921 off = (ranges - 1) * ATA_DSM_RANGE_SIZE; 1922 req->data[off + 6] = lastcount & 0xff; 1923 req->data[off + 7] = 1924 (lastcount >> 8) & 0xff; 1925 count -= c; 1926 lba += c; 1927 lbas += c; 1928 } 1929 1930 while (count > 0) { 1931 c = min(count, ATA_DSM_RANGE_MAX); 1932 off = ranges * ATA_DSM_RANGE_SIZE; 1933 req->data[off + 0] = lba & 0xff; 1934 req->data[off + 1] = (lba >> 8) & 0xff; 1935 req->data[off + 2] = (lba >> 16) & 0xff; 1936 req->data[off + 3] = (lba >> 24) & 0xff; 1937 req->data[off + 4] = (lba >> 32) & 0xff; 1938 req->data[off + 5] = (lba >> 40) & 0xff; 1939 req->data[off + 6] = c & 0xff; 1940 req->data[off + 7] = (c >> 8) & 0xff; 1941 lba += c; 1942 lbas += c; 1943 count -= c; 1944 lastcount = c; 1945 ranges++; 1946 /* 1947 * Its the caller's responsibility to ensure the 1948 * request will fit so we don't need to check for 1949 * overrun here 1950 */ 1951 } 1952 lastlba = lba; 1953 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 1954 1955 bp = cam_iosched_next_trim(softc->cam_iosched); 1956 if (bp == NULL) 1957 break; 1958 if (bp->bio_bcount / softc->params.secsize > 1959 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) { 1960 cam_iosched_put_back_trim(softc->cam_iosched, bp); 1961 break; 1962 } 1963 } while (1); 1964 softc->trim_count++; 1965 softc->trim_ranges += ranges; 1966 softc->trim_lbas += lbas; 1967 1968 return (ranges); 1969 } 1970 1971 static void 1972 ada_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1973 { 1974 struct trim_request *req = &softc->trim_req; 1975 int ranges; 1976 1977 ranges = ada_dsmtrim_req_create(softc, bp, req); 1978 cam_fill_ataio(ataio, 1979 ada_retry_count, 1980 adadone, 1981 CAM_DIR_OUT, 1982 0, 1983 req->data, 1984 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1985 ada_default_timeout * 1000); 1986 ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 1987 ATA_DSM_TRIM, 0, howmany(ranges, ATA_DSM_BLK_RANGES)); 1988 } 1989 1990 static void 1991 ada_ncq_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1992 { 1993 struct trim_request *req = &softc->trim_req; 1994 int ranges; 1995 1996 ranges = ada_dsmtrim_req_create(softc, bp, req); 1997 cam_fill_ataio(ataio, 1998 ada_retry_count, 1999 adadone, 2000 CAM_DIR_OUT, 2001 0, 2002 req->data, 2003 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 2004 ada_default_timeout * 1000); 2005 ata_ncq_cmd(ataio, 2006 ATA_SEND_FPDMA_QUEUED, 2007 0, 2008 howmany(ranges, ATA_DSM_BLK_RANGES)); 2009 ataio->cmd.sector_count_exp = ATA_SFPDMA_DSM; 2010 ataio->ata_flags |= ATA_FLAG_AUX; 2011 ataio->aux = 1; 2012 } 2013 2014 static void 2015 ada_cfaerase(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2016 { 2017 struct trim_request *req = &softc->trim_req; 2018 uint64_t lba = bp->bio_pblkno; 2019 uint16_t count = bp->bio_bcount / softc->params.secsize; 2020 2021 bzero(req, sizeof(*req)); 2022 TAILQ_INIT(&req->bps); 2023 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 2024 2025 cam_fill_ataio(ataio, 2026 ada_retry_count, 2027 adadone, 2028 CAM_DIR_NONE, 2029 0, 2030 NULL, 2031 0, 2032 ada_default_timeout*1000); 2033 2034 if (count >= 256) 2035 count = 0; 2036 ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 2037 } 2038 2039 static int 2040 ada_zone_bio_to_ata(int disk_zone_cmd) 2041 { 2042 switch (disk_zone_cmd) { 2043 case DISK_ZONE_OPEN: 2044 return ATA_ZM_OPEN_ZONE; 2045 case DISK_ZONE_CLOSE: 2046 return ATA_ZM_CLOSE_ZONE; 2047 case DISK_ZONE_FINISH: 2048 return ATA_ZM_FINISH_ZONE; 2049 case DISK_ZONE_RWP: 2050 return ATA_ZM_RWP; 2051 } 2052 2053 return -1; 2054 } 2055 2056 static int 2057 ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp, 2058 int *queue_ccb) 2059 { 2060 struct ada_softc *softc; 2061 int error; 2062 2063 error = 0; 2064 2065 if (bp->bio_cmd != BIO_ZONE) { 2066 error = EINVAL; 2067 goto bailout; 2068 } 2069 2070 softc = periph->softc; 2071 2072 switch (bp->bio_zone.zone_cmd) { 2073 case DISK_ZONE_OPEN: 2074 case DISK_ZONE_CLOSE: 2075 case DISK_ZONE_FINISH: 2076 case DISK_ZONE_RWP: { 2077 int zone_flags; 2078 int zone_sa; 2079 uint64_t lba; 2080 2081 zone_sa = ada_zone_bio_to_ata(bp->bio_zone.zone_cmd); 2082 if (zone_sa == -1) { 2083 xpt_print(periph->path, "Cannot translate zone " 2084 "cmd %#x to ATA\n", bp->bio_zone.zone_cmd); 2085 error = EINVAL; 2086 goto bailout; 2087 } 2088 2089 zone_flags = 0; 2090 lba = bp->bio_zone.zone_params.rwp.id; 2091 2092 if (bp->bio_zone.zone_params.rwp.flags & 2093 DISK_ZONE_RWP_FLAG_ALL) 2094 zone_flags |= ZBC_OUT_ALL; 2095 2096 ata_zac_mgmt_out(&ccb->ataio, 2097 /*retries*/ ada_retry_count, 2098 /*cbfcnp*/ adadone, 2099 /*use_ncq*/ (softc->flags & 2100 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2101 /*zm_action*/ zone_sa, 2102 /*zone_id*/ lba, 2103 /*zone_flags*/ zone_flags, 2104 /*sector_count*/ 0, 2105 /*data_ptr*/ NULL, 2106 /*dxfer_len*/ 0, 2107 /*timeout*/ ada_default_timeout * 1000); 2108 *queue_ccb = 1; 2109 2110 break; 2111 } 2112 case DISK_ZONE_REPORT_ZONES: { 2113 uint8_t *rz_ptr; 2114 uint32_t num_entries, alloc_size; 2115 struct disk_zone_report *rep; 2116 2117 rep = &bp->bio_zone.zone_params.report; 2118 2119 num_entries = rep->entries_allocated; 2120 if (num_entries == 0) { 2121 xpt_print(periph->path, "No entries allocated for " 2122 "Report Zones request\n"); 2123 error = EINVAL; 2124 goto bailout; 2125 } 2126 alloc_size = sizeof(struct scsi_report_zones_hdr) + 2127 (sizeof(struct scsi_report_zones_desc) * num_entries); 2128 alloc_size = min(alloc_size, softc->disk->d_maxsize); 2129 rz_ptr = malloc(alloc_size, M_ATADA, M_NOWAIT | M_ZERO); 2130 if (rz_ptr == NULL) { 2131 xpt_print(periph->path, "Unable to allocate memory " 2132 "for Report Zones request\n"); 2133 error = ENOMEM; 2134 goto bailout; 2135 } 2136 2137 ata_zac_mgmt_in(&ccb->ataio, 2138 /*retries*/ ada_retry_count, 2139 /*cbcfnp*/ adadone, 2140 /*use_ncq*/ (softc->flags & 2141 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2142 /*zm_action*/ ATA_ZM_REPORT_ZONES, 2143 /*zone_id*/ rep->starting_id, 2144 /*zone_flags*/ rep->rep_options, 2145 /*data_ptr*/ rz_ptr, 2146 /*dxfer_len*/ alloc_size, 2147 /*timeout*/ ada_default_timeout * 1000); 2148 2149 /* 2150 * For BIO_ZONE, this isn't normally needed. However, it 2151 * is used by devstat_end_transaction_bio() to determine 2152 * how much data was transferred. 2153 */ 2154 /* 2155 * XXX KDM we have a problem. But I'm not sure how to fix 2156 * it. devstat uses bio_bcount - bio_resid to calculate 2157 * the amount of data transferred. The GEOM disk code 2158 * uses bio_length - bio_resid to calculate the amount of 2159 * data in bio_completed. We have different structure 2160 * sizes above and below the ada(4) driver. So, if we 2161 * use the sizes above, the amount transferred won't be 2162 * quite accurate for devstat. If we use different sizes 2163 * for bio_bcount and bio_length (above and below 2164 * respectively), then the residual needs to match one or 2165 * the other. Everything is calculated after the bio 2166 * leaves the driver, so changing the values around isn't 2167 * really an option. For now, just set the count to the 2168 * passed in length. This means that the calculations 2169 * above (e.g. bio_completed) will be correct, but the 2170 * amount of data reported to devstat will be slightly 2171 * under or overstated. 2172 */ 2173 bp->bio_bcount = bp->bio_length; 2174 2175 *queue_ccb = 1; 2176 2177 break; 2178 } 2179 case DISK_ZONE_GET_PARAMS: { 2180 struct disk_zone_disk_params *params; 2181 2182 params = &bp->bio_zone.zone_params.disk_params; 2183 bzero(params, sizeof(*params)); 2184 2185 switch (softc->zone_mode) { 2186 case ADA_ZONE_DRIVE_MANAGED: 2187 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED; 2188 break; 2189 case ADA_ZONE_HOST_AWARE: 2190 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE; 2191 break; 2192 case ADA_ZONE_HOST_MANAGED: 2193 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED; 2194 break; 2195 default: 2196 case ADA_ZONE_NONE: 2197 params->zone_mode = DISK_ZONE_MODE_NONE; 2198 break; 2199 } 2200 2201 if (softc->zone_flags & ADA_ZONE_FLAG_URSWRZ) 2202 params->flags |= DISK_ZONE_DISK_URSWRZ; 2203 2204 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_SEQ_SET) { 2205 params->optimal_seq_zones = softc->optimal_seq_zones; 2206 params->flags |= DISK_ZONE_OPT_SEQ_SET; 2207 } 2208 2209 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_NONSEQ_SET) { 2210 params->optimal_nonseq_zones = 2211 softc->optimal_nonseq_zones; 2212 params->flags |= DISK_ZONE_OPT_NONSEQ_SET; 2213 } 2214 2215 if (softc->zone_flags & ADA_ZONE_FLAG_MAX_SEQ_SET) { 2216 params->max_seq_zones = softc->max_seq_zones; 2217 params->flags |= DISK_ZONE_MAX_SEQ_SET; 2218 } 2219 if (softc->zone_flags & ADA_ZONE_FLAG_RZ_SUP) 2220 params->flags |= DISK_ZONE_RZ_SUP; 2221 2222 if (softc->zone_flags & ADA_ZONE_FLAG_OPEN_SUP) 2223 params->flags |= DISK_ZONE_OPEN_SUP; 2224 2225 if (softc->zone_flags & ADA_ZONE_FLAG_CLOSE_SUP) 2226 params->flags |= DISK_ZONE_CLOSE_SUP; 2227 2228 if (softc->zone_flags & ADA_ZONE_FLAG_FINISH_SUP) 2229 params->flags |= DISK_ZONE_FINISH_SUP; 2230 2231 if (softc->zone_flags & ADA_ZONE_FLAG_RWP_SUP) 2232 params->flags |= DISK_ZONE_RWP_SUP; 2233 break; 2234 } 2235 default: 2236 break; 2237 } 2238 bailout: 2239 return (error); 2240 } 2241 2242 static void 2243 adastart(struct cam_periph *periph, union ccb *start_ccb) 2244 { 2245 struct ada_softc *softc = (struct ada_softc *)periph->softc; 2246 struct ccb_ataio *ataio = &start_ccb->ataio; 2247 2248 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastart\n")); 2249 2250 switch (softc->state) { 2251 case ADA_STATE_NORMAL: 2252 { 2253 struct bio *bp; 2254 u_int8_t tag_code; 2255 2256 bp = cam_iosched_next_bio(softc->cam_iosched); 2257 if (bp == NULL) { 2258 xpt_release_ccb(start_ccb); 2259 break; 2260 } 2261 2262 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2263 (bp->bio_cmd != BIO_DELETE && (softc->flags & ADA_FLAG_NEED_OTAG) != 0)) { 2264 softc->flags &= ~ADA_FLAG_NEED_OTAG; 2265 softc->flags |= ADA_FLAG_WAS_OTAG; 2266 tag_code = 0; 2267 } else { 2268 tag_code = 1; 2269 } 2270 switch (bp->bio_cmd) { 2271 case BIO_WRITE: 2272 case BIO_READ: 2273 { 2274 uint64_t lba = bp->bio_pblkno; 2275 uint16_t count = bp->bio_bcount / softc->params.secsize; 2276 void *data_ptr; 2277 int rw_op; 2278 2279 if (bp->bio_cmd == BIO_WRITE) { 2280 softc->flags |= ADA_FLAG_DIRTY; 2281 rw_op = CAM_DIR_OUT; 2282 } else { 2283 rw_op = CAM_DIR_IN; 2284 } 2285 2286 data_ptr = bp->bio_data; 2287 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) { 2288 rw_op |= CAM_DATA_BIO; 2289 data_ptr = bp; 2290 } 2291 2292 #ifdef CAM_TEST_FAILURE 2293 int fail = 0; 2294 2295 /* 2296 * Support the failure ioctls. If the command is a 2297 * read, and there are pending forced read errors, or 2298 * if a write and pending write errors, then fail this 2299 * operation with EIO. This is useful for testing 2300 * purposes. Also, support having every Nth read fail. 2301 * 2302 * This is a rather blunt tool. 2303 */ 2304 if (bp->bio_cmd == BIO_READ) { 2305 if (softc->force_read_error) { 2306 softc->force_read_error--; 2307 fail = 1; 2308 } 2309 if (softc->periodic_read_error > 0) { 2310 if (++softc->periodic_read_count >= 2311 softc->periodic_read_error) { 2312 softc->periodic_read_count = 0; 2313 fail = 1; 2314 } 2315 } 2316 } else { 2317 if (softc->force_write_error) { 2318 softc->force_write_error--; 2319 fail = 1; 2320 } 2321 } 2322 if (fail) { 2323 biofinish(bp, NULL, EIO); 2324 xpt_release_ccb(start_ccb); 2325 adaschedule(periph); 2326 return; 2327 } 2328 #endif 2329 KASSERT((bp->bio_flags & BIO_UNMAPPED) == 0 || 2330 round_page(bp->bio_bcount + bp->bio_ma_offset) / 2331 PAGE_SIZE == bp->bio_ma_n, 2332 ("Short bio %p", bp)); 2333 cam_fill_ataio(ataio, 2334 ada_retry_count, 2335 adadone, 2336 rw_op, 2337 0, 2338 data_ptr, 2339 bp->bio_bcount, 2340 ada_default_timeout*1000); 2341 2342 if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 2343 if (bp->bio_cmd == BIO_READ) { 2344 ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 2345 lba, count); 2346 } else { 2347 ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 2348 lba, count); 2349 } 2350 } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 2351 (lba + count >= ATA_MAX_28BIT_LBA || 2352 count > 256)) { 2353 if (softc->flags & ADA_FLAG_CAN_DMA48) { 2354 if (bp->bio_cmd == BIO_READ) { 2355 ata_48bit_cmd(ataio, ATA_READ_DMA48, 2356 0, lba, count); 2357 } else { 2358 ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 2359 0, lba, count); 2360 } 2361 } else { 2362 if (bp->bio_cmd == BIO_READ) { 2363 ata_48bit_cmd(ataio, ATA_READ_MUL48, 2364 0, lba, count); 2365 } else { 2366 ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 2367 0, lba, count); 2368 } 2369 } 2370 } else { 2371 if (count == 256) 2372 count = 0; 2373 if (softc->flags & ADA_FLAG_CAN_DMA) { 2374 if (bp->bio_cmd == BIO_READ) { 2375 ata_28bit_cmd(ataio, ATA_READ_DMA, 2376 0, lba, count); 2377 } else { 2378 ata_28bit_cmd(ataio, ATA_WRITE_DMA, 2379 0, lba, count); 2380 } 2381 } else { 2382 if (bp->bio_cmd == BIO_READ) { 2383 ata_28bit_cmd(ataio, ATA_READ_MUL, 2384 0, lba, count); 2385 } else { 2386 ata_28bit_cmd(ataio, ATA_WRITE_MUL, 2387 0, lba, count); 2388 } 2389 } 2390 } 2391 break; 2392 } 2393 case BIO_DELETE: 2394 switch (softc->delete_method) { 2395 case ADA_DELETE_NCQ_DSM_TRIM: 2396 ada_ncq_dsmtrim(softc, bp, ataio); 2397 break; 2398 case ADA_DELETE_DSM_TRIM: 2399 ada_dsmtrim(softc, bp, ataio); 2400 break; 2401 case ADA_DELETE_CFA_ERASE: 2402 ada_cfaerase(softc, bp, ataio); 2403 break; 2404 default: 2405 biofinish(bp, NULL, EOPNOTSUPP); 2406 xpt_release_ccb(start_ccb); 2407 adaschedule(periph); 2408 return; 2409 } 2410 start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 2411 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2412 cam_iosched_submit_trim(softc->cam_iosched); 2413 goto out; 2414 case BIO_FLUSH: 2415 cam_fill_ataio(ataio, 2416 1, 2417 adadone, 2418 CAM_DIR_NONE, 2419 0, 2420 NULL, 2421 0, 2422 ada_default_timeout*1000); 2423 2424 if (softc->flags & ADA_FLAG_CAN_48BIT) 2425 ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 2426 else 2427 ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 2428 break; 2429 case BIO_ZONE: { 2430 int error, queue_ccb; 2431 2432 queue_ccb = 0; 2433 2434 error = ada_zone_cmd(periph, start_ccb, bp, &queue_ccb); 2435 if ((error != 0) 2436 || (queue_ccb == 0)) { 2437 biofinish(bp, NULL, error); 2438 xpt_release_ccb(start_ccb); 2439 return; 2440 } 2441 break; 2442 } 2443 default: 2444 biofinish(bp, NULL, EOPNOTSUPP); 2445 xpt_release_ccb(start_ccb); 2446 return; 2447 } 2448 start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 2449 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2450 out: 2451 start_ccb->ccb_h.ccb_bp = bp; 2452 softc->outstanding_cmds++; 2453 softc->refcount++; 2454 cam_periph_unlock(periph); 2455 xpt_action(start_ccb); 2456 cam_periph_lock(periph); 2457 2458 /* May have more work to do, so ensure we stay scheduled */ 2459 adaschedule(periph); 2460 break; 2461 } 2462 case ADA_STATE_RAHEAD: 2463 case ADA_STATE_WCACHE: 2464 { 2465 cam_fill_ataio(ataio, 2466 1, 2467 adadone, 2468 CAM_DIR_NONE, 2469 0, 2470 NULL, 2471 0, 2472 ada_default_timeout*1000); 2473 2474 if (softc->state == ADA_STATE_RAHEAD) { 2475 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_RA ? 2476 ATA_SF_ENAB_RCACHE : ATA_SF_DIS_RCACHE, 0, 0); 2477 start_ccb->ccb_h.ccb_state = ADA_CCB_RAHEAD; 2478 } else { 2479 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_WC ? 2480 ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 2481 start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 2482 } 2483 start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 2484 xpt_action(start_ccb); 2485 break; 2486 } 2487 case ADA_STATE_LOGDIR: 2488 { 2489 struct ata_gp_log_dir *log_dir; 2490 2491 if ((softc->flags & ADA_FLAG_CAN_LOG) == 0) { 2492 adaprobedone(periph, start_ccb); 2493 break; 2494 } 2495 2496 log_dir = malloc(sizeof(*log_dir), M_ATADA, M_NOWAIT|M_ZERO); 2497 if (log_dir == NULL) { 2498 xpt_print(periph->path, "Couldn't malloc log_dir " 2499 "data\n"); 2500 softc->state = ADA_STATE_NORMAL; 2501 xpt_release_ccb(start_ccb); 2502 break; 2503 } 2504 2505 2506 ata_read_log(ataio, 2507 /*retries*/1, 2508 /*cbfcnp*/adadone, 2509 /*log_address*/ ATA_LOG_DIRECTORY, 2510 /*page_number*/ 0, 2511 /*block_count*/ 1, 2512 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2513 CAM_ATAIO_DMA : 0, 2514 /*data_ptr*/ (uint8_t *)log_dir, 2515 /*dxfer_len*/sizeof(*log_dir), 2516 /*timeout*/ada_default_timeout*1000); 2517 2518 start_ccb->ccb_h.ccb_state = ADA_CCB_LOGDIR; 2519 xpt_action(start_ccb); 2520 break; 2521 } 2522 case ADA_STATE_IDDIR: 2523 { 2524 struct ata_identify_log_pages *id_dir; 2525 2526 id_dir = malloc(sizeof(*id_dir), M_ATADA, M_NOWAIT | M_ZERO); 2527 if (id_dir == NULL) { 2528 xpt_print(periph->path, "Couldn't malloc id_dir " 2529 "data\n"); 2530 adaprobedone(periph, start_ccb); 2531 break; 2532 } 2533 2534 ata_read_log(ataio, 2535 /*retries*/1, 2536 /*cbfcnp*/adadone, 2537 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2538 /*page_number*/ ATA_IDL_PAGE_LIST, 2539 /*block_count*/ 1, 2540 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2541 CAM_ATAIO_DMA : 0, 2542 /*data_ptr*/ (uint8_t *)id_dir, 2543 /*dxfer_len*/ sizeof(*id_dir), 2544 /*timeout*/ada_default_timeout*1000); 2545 2546 start_ccb->ccb_h.ccb_state = ADA_CCB_IDDIR; 2547 xpt_action(start_ccb); 2548 break; 2549 } 2550 case ADA_STATE_SUP_CAP: 2551 { 2552 struct ata_identify_log_sup_cap *sup_cap; 2553 2554 sup_cap = malloc(sizeof(*sup_cap), M_ATADA, M_NOWAIT|M_ZERO); 2555 if (sup_cap == NULL) { 2556 xpt_print(periph->path, "Couldn't malloc sup_cap " 2557 "data\n"); 2558 adaprobedone(periph, start_ccb); 2559 break; 2560 } 2561 2562 ata_read_log(ataio, 2563 /*retries*/1, 2564 /*cbfcnp*/adadone, 2565 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2566 /*page_number*/ ATA_IDL_SUP_CAP, 2567 /*block_count*/ 1, 2568 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2569 CAM_ATAIO_DMA : 0, 2570 /*data_ptr*/ (uint8_t *)sup_cap, 2571 /*dxfer_len*/ sizeof(*sup_cap), 2572 /*timeout*/ada_default_timeout*1000); 2573 2574 start_ccb->ccb_h.ccb_state = ADA_CCB_SUP_CAP; 2575 xpt_action(start_ccb); 2576 break; 2577 } 2578 case ADA_STATE_ZONE: 2579 { 2580 struct ata_zoned_info_log *ata_zone; 2581 2582 ata_zone = malloc(sizeof(*ata_zone), M_ATADA, M_NOWAIT|M_ZERO); 2583 if (ata_zone == NULL) { 2584 xpt_print(periph->path, "Couldn't malloc ata_zone " 2585 "data\n"); 2586 adaprobedone(periph, start_ccb); 2587 break; 2588 } 2589 2590 ata_read_log(ataio, 2591 /*retries*/1, 2592 /*cbfcnp*/adadone, 2593 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2594 /*page_number*/ ATA_IDL_ZDI, 2595 /*block_count*/ 1, 2596 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2597 CAM_ATAIO_DMA : 0, 2598 /*data_ptr*/ (uint8_t *)ata_zone, 2599 /*dxfer_len*/ sizeof(*ata_zone), 2600 /*timeout*/ada_default_timeout*1000); 2601 2602 start_ccb->ccb_h.ccb_state = ADA_CCB_ZONE; 2603 xpt_action(start_ccb); 2604 break; 2605 } 2606 } 2607 } 2608 2609 static void 2610 adaprobedone(struct cam_periph *periph, union ccb *ccb) 2611 { 2612 struct ada_softc *softc; 2613 2614 softc = (struct ada_softc *)periph->softc; 2615 2616 if (ccb != NULL) 2617 xpt_release_ccb(ccb); 2618 2619 softc->state = ADA_STATE_NORMAL; 2620 softc->flags |= ADA_FLAG_PROBED; 2621 adaschedule(periph); 2622 if ((softc->flags & ADA_FLAG_ANNOUNCED) == 0) { 2623 softc->flags |= ADA_FLAG_ANNOUNCED; 2624 cam_periph_unhold(periph); 2625 } else { 2626 cam_periph_release_locked(periph); 2627 } 2628 } 2629 2630 static void 2631 adazonedone(struct cam_periph *periph, union ccb *ccb) 2632 { 2633 struct bio *bp; 2634 2635 bp = (struct bio *)ccb->ccb_h.ccb_bp; 2636 2637 switch (bp->bio_zone.zone_cmd) { 2638 case DISK_ZONE_OPEN: 2639 case DISK_ZONE_CLOSE: 2640 case DISK_ZONE_FINISH: 2641 case DISK_ZONE_RWP: 2642 break; 2643 case DISK_ZONE_REPORT_ZONES: { 2644 uint32_t avail_len; 2645 struct disk_zone_report *rep; 2646 struct scsi_report_zones_hdr *hdr; 2647 struct scsi_report_zones_desc *desc; 2648 struct disk_zone_rep_entry *entry; 2649 uint32_t hdr_len, num_avail; 2650 uint32_t num_to_fill, i; 2651 2652 rep = &bp->bio_zone.zone_params.report; 2653 avail_len = ccb->ataio.dxfer_len - ccb->ataio.resid; 2654 /* 2655 * Note that bio_resid isn't normally used for zone 2656 * commands, but it is used by devstat_end_transaction_bio() 2657 * to determine how much data was transferred. Because 2658 * the size of the SCSI/ATA data structures is different 2659 * than the size of the BIO interface structures, the 2660 * amount of data actually transferred from the drive will 2661 * be different than the amount of data transferred to 2662 * the user. 2663 */ 2664 hdr = (struct scsi_report_zones_hdr *)ccb->ataio.data_ptr; 2665 if (avail_len < sizeof(*hdr)) { 2666 /* 2667 * Is there a better error than EIO here? We asked 2668 * for at least the header, and we got less than 2669 * that. 2670 */ 2671 bp->bio_error = EIO; 2672 bp->bio_flags |= BIO_ERROR; 2673 bp->bio_resid = bp->bio_bcount; 2674 break; 2675 } 2676 2677 hdr_len = le32dec(hdr->length); 2678 if (hdr_len > 0) 2679 rep->entries_available = hdr_len / sizeof(*desc); 2680 else 2681 rep->entries_available = 0; 2682 /* 2683 * NOTE: using the same values for the BIO version of the 2684 * same field as the SCSI/ATA values. This means we could 2685 * get some additional values that aren't defined in bio.h 2686 * if more values of the same field are defined later. 2687 */ 2688 rep->header.same = hdr->byte4 & SRZ_SAME_MASK; 2689 rep->header.maximum_lba = le64dec(hdr->maximum_lba); 2690 /* 2691 * If the drive reports no entries that match the query, 2692 * we're done. 2693 */ 2694 if (hdr_len == 0) { 2695 rep->entries_filled = 0; 2696 bp->bio_resid = bp->bio_bcount; 2697 break; 2698 } 2699 2700 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc), 2701 hdr_len / sizeof(*desc)); 2702 /* 2703 * If the drive didn't return any data, then we're done. 2704 */ 2705 if (num_avail == 0) { 2706 rep->entries_filled = 0; 2707 bp->bio_resid = bp->bio_bcount; 2708 break; 2709 } 2710 2711 num_to_fill = min(num_avail, rep->entries_allocated); 2712 /* 2713 * If the user didn't allocate any entries for us to fill, 2714 * we're done. 2715 */ 2716 if (num_to_fill == 0) { 2717 rep->entries_filled = 0; 2718 bp->bio_resid = bp->bio_bcount; 2719 break; 2720 } 2721 2722 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0]; 2723 i < num_to_fill; i++, desc++, entry++) { 2724 /* 2725 * NOTE: we're mapping the values here directly 2726 * from the SCSI/ATA bit definitions to the bio.h 2727 * definitions. There is also a warning in 2728 * disk_zone.h, but the impact is that if 2729 * additional values are added in the SCSI/ATA 2730 * specs these will be visible to consumers of 2731 * this interface. 2732 */ 2733 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK; 2734 entry->zone_condition = 2735 (desc->zone_flags & SRZ_ZONE_COND_MASK) >> 2736 SRZ_ZONE_COND_SHIFT; 2737 entry->zone_flags |= desc->zone_flags & 2738 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET); 2739 entry->zone_length = le64dec(desc->zone_length); 2740 entry->zone_start_lba = le64dec(desc->zone_start_lba); 2741 entry->write_pointer_lba = 2742 le64dec(desc->write_pointer_lba); 2743 } 2744 rep->entries_filled = num_to_fill; 2745 /* 2746 * Note that this residual is accurate from the user's 2747 * standpoint, but the amount transferred isn't accurate 2748 * from the standpoint of what actually came back from the 2749 * drive. 2750 */ 2751 bp->bio_resid = bp->bio_bcount - (num_to_fill * sizeof(*entry)); 2752 break; 2753 } 2754 case DISK_ZONE_GET_PARAMS: 2755 default: 2756 /* 2757 * In theory we should not get a GET_PARAMS bio, since it 2758 * should be handled without queueing the command to the 2759 * drive. 2760 */ 2761 panic("%s: Invalid zone command %d", __func__, 2762 bp->bio_zone.zone_cmd); 2763 break; 2764 } 2765 2766 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES) 2767 free(ccb->ataio.data_ptr, M_ATADA); 2768 } 2769 2770 2771 static void 2772 adadone(struct cam_periph *periph, union ccb *done_ccb) 2773 { 2774 struct ada_softc *softc; 2775 struct ccb_ataio *ataio; 2776 struct cam_path *path; 2777 uint32_t priority; 2778 int state; 2779 2780 softc = (struct ada_softc *)periph->softc; 2781 ataio = &done_ccb->ataio; 2782 path = done_ccb->ccb_h.path; 2783 priority = done_ccb->ccb_h.pinfo.priority; 2784 2785 CAM_DEBUG(path, CAM_DEBUG_TRACE, ("adadone\n")); 2786 2787 state = ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK; 2788 switch (state) { 2789 case ADA_CCB_BUFFER_IO: 2790 case ADA_CCB_TRIM: 2791 { 2792 struct bio *bp; 2793 int error; 2794 2795 cam_periph_lock(periph); 2796 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2797 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2798 error = adaerror(done_ccb, 0, 0); 2799 if (error == ERESTART) { 2800 /* A retry was scheduled, so just return. */ 2801 cam_periph_unlock(periph); 2802 return; 2803 } 2804 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2805 cam_release_devq(path, 2806 /*relsim_flags*/0, 2807 /*reduction*/0, 2808 /*timeout*/0, 2809 /*getcount_only*/0); 2810 /* 2811 * If we get an error on an NCQ DSM TRIM, fall back 2812 * to a non-NCQ DSM TRIM forever. Please note that if 2813 * CAN_NCQ_TRIM is set, CAN_TRIM is necessarily set too. 2814 * However, for this one trim, we treat it as advisory 2815 * and return success up the stack. 2816 */ 2817 if (state == ADA_CCB_TRIM && 2818 error != 0 && 2819 (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) != 0) { 2820 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 2821 error = 0; 2822 adasetdeletemethod(softc); 2823 } 2824 } else { 2825 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2826 panic("REQ_CMP with QFRZN"); 2827 2828 error = 0; 2829 } 2830 bp->bio_error = error; 2831 if (error != 0) { 2832 bp->bio_resid = bp->bio_bcount; 2833 bp->bio_flags |= BIO_ERROR; 2834 } else { 2835 if (bp->bio_cmd == BIO_ZONE) 2836 adazonedone(periph, done_ccb); 2837 else if (state == ADA_CCB_TRIM) 2838 bp->bio_resid = 0; 2839 else 2840 bp->bio_resid = ataio->resid; 2841 2842 if ((bp->bio_resid > 0) 2843 && (bp->bio_cmd != BIO_ZONE)) 2844 bp->bio_flags |= BIO_ERROR; 2845 } 2846 softc->outstanding_cmds--; 2847 if (softc->outstanding_cmds == 0) 2848 softc->flags |= ADA_FLAG_WAS_OTAG; 2849 2850 /* 2851 * We need to call cam_iosched before we call biodone so that we 2852 * don't measure any activity that happens in the completion 2853 * routine, which in the case of sendfile can be quite 2854 * extensive. Release the periph refcount taken in adastart() 2855 * for each CCB. 2856 */ 2857 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb); 2858 xpt_release_ccb(done_ccb); 2859 KASSERT(softc->refcount >= 1, ("adadone softc %p refcount %d", softc, softc->refcount)); 2860 softc->refcount--; 2861 if (state == ADA_CCB_TRIM) { 2862 TAILQ_HEAD(, bio) queue; 2863 struct bio *bp1; 2864 2865 TAILQ_INIT(&queue); 2866 TAILQ_CONCAT(&queue, &softc->trim_req.bps, bio_queue); 2867 /* 2868 * Normally, the xpt_release_ccb() above would make sure 2869 * that when we have more work to do, that work would 2870 * get kicked off. However, we specifically keep 2871 * trim_running set to 0 before the call above to allow 2872 * other I/O to progress when many BIO_DELETE requests 2873 * are pushed down. We set trim_running to 0 and call 2874 * daschedule again so that we don't stall if there are 2875 * no other I/Os pending apart from BIO_DELETEs. 2876 */ 2877 cam_iosched_trim_done(softc->cam_iosched); 2878 adaschedule(periph); 2879 cam_periph_unlock(periph); 2880 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 2881 TAILQ_REMOVE(&queue, bp1, bio_queue); 2882 bp1->bio_error = error; 2883 if (error != 0) { 2884 bp1->bio_flags |= BIO_ERROR; 2885 bp1->bio_resid = bp1->bio_bcount; 2886 } else 2887 bp1->bio_resid = 0; 2888 biodone(bp1); 2889 } 2890 } else { 2891 adaschedule(periph); 2892 cam_periph_unlock(periph); 2893 biodone(bp); 2894 } 2895 return; 2896 } 2897 case ADA_CCB_RAHEAD: 2898 { 2899 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2900 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2901 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2902 cam_release_devq(path, 0, 0, 0, FALSE); 2903 return; 2904 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2905 cam_release_devq(path, 2906 /*relsim_flags*/0, 2907 /*reduction*/0, 2908 /*timeout*/0, 2909 /*getcount_only*/0); 2910 } 2911 } 2912 2913 /* 2914 * Since our peripheral may be invalidated by an error 2915 * above or an external event, we must release our CCB 2916 * before releasing the reference on the peripheral. 2917 * The peripheral will only go away once the last reference 2918 * is removed, and we need it around for the CCB release 2919 * operation. 2920 */ 2921 2922 xpt_release_ccb(done_ccb); 2923 softc->state = ADA_STATE_WCACHE; 2924 xpt_schedule(periph, priority); 2925 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2926 cam_release_devq(path, 0, 0, 0, FALSE); 2927 return; 2928 } 2929 case ADA_CCB_WCACHE: 2930 { 2931 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2932 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2933 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2934 cam_release_devq(path, 0, 0, 0, FALSE); 2935 return; 2936 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2937 cam_release_devq(path, 2938 /*relsim_flags*/0, 2939 /*reduction*/0, 2940 /*timeout*/0, 2941 /*getcount_only*/0); 2942 } 2943 } 2944 2945 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2946 cam_release_devq(path, 0, 0, 0, FALSE); 2947 2948 if ((softc->flags & ADA_FLAG_CAN_LOG) 2949 && (softc->zone_mode != ADA_ZONE_NONE)) { 2950 xpt_release_ccb(done_ccb); 2951 softc->state = ADA_STATE_LOGDIR; 2952 xpt_schedule(periph, priority); 2953 } else { 2954 adaprobedone(periph, done_ccb); 2955 } 2956 return; 2957 } 2958 case ADA_CCB_LOGDIR: 2959 { 2960 int error; 2961 2962 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 2963 error = 0; 2964 softc->valid_logdir_len = 0; 2965 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir)); 2966 softc->valid_logdir_len = 2967 ataio->dxfer_len - ataio->resid; 2968 if (softc->valid_logdir_len > 0) 2969 bcopy(ataio->data_ptr, &softc->ata_logdir, 2970 min(softc->valid_logdir_len, 2971 sizeof(softc->ata_logdir))); 2972 /* 2973 * Figure out whether the Identify Device log is 2974 * supported. The General Purpose log directory 2975 * has a header, and lists the number of pages 2976 * available for each GP log identified by the 2977 * offset into the list. 2978 */ 2979 if ((softc->valid_logdir_len >= 2980 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t))) 2981 && (le16dec(softc->ata_logdir.header) == 2982 ATA_GP_LOG_DIR_VERSION) 2983 && (le16dec(&softc->ata_logdir.num_pages[ 2984 (ATA_IDENTIFY_DATA_LOG * 2985 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){ 2986 softc->flags |= ADA_FLAG_CAN_IDLOG; 2987 } else { 2988 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 2989 } 2990 } else { 2991 error = adaerror(done_ccb, CAM_RETRY_SELTO, 2992 SF_RETRY_UA|SF_NO_PRINT); 2993 if (error == ERESTART) 2994 return; 2995 else if (error != 0) { 2996 /* 2997 * If we can't get the ATA log directory, 2998 * then ATA logs are effectively not 2999 * supported even if the bit is set in the 3000 * identify data. 3001 */ 3002 softc->flags &= ~(ADA_FLAG_CAN_LOG | 3003 ADA_FLAG_CAN_IDLOG); 3004 if ((done_ccb->ccb_h.status & 3005 CAM_DEV_QFRZN) != 0) { 3006 /* Don't wedge this device's queue */ 3007 cam_release_devq(done_ccb->ccb_h.path, 3008 /*relsim_flags*/0, 3009 /*reduction*/0, 3010 /*timeout*/0, 3011 /*getcount_only*/0); 3012 } 3013 } 3014 3015 3016 } 3017 3018 free(ataio->data_ptr, M_ATADA); 3019 3020 if ((error == 0) 3021 && (softc->flags & ADA_FLAG_CAN_IDLOG)) { 3022 softc->state = ADA_STATE_IDDIR; 3023 xpt_release_ccb(done_ccb); 3024 xpt_schedule(periph, priority); 3025 } else 3026 adaprobedone(periph, done_ccb); 3027 3028 return; 3029 } 3030 case ADA_CCB_IDDIR: { 3031 int error; 3032 3033 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3034 off_t entries_offset, max_entries; 3035 error = 0; 3036 3037 softc->valid_iddir_len = 0; 3038 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir)); 3039 softc->flags &= ~(ADA_FLAG_CAN_SUPCAP | 3040 ADA_FLAG_CAN_ZONE); 3041 softc->valid_iddir_len = 3042 ataio->dxfer_len - ataio->resid; 3043 if (softc->valid_iddir_len > 0) 3044 bcopy(ataio->data_ptr, &softc->ata_iddir, 3045 min(softc->valid_iddir_len, 3046 sizeof(softc->ata_iddir))); 3047 3048 entries_offset = 3049 __offsetof(struct ata_identify_log_pages,entries); 3050 max_entries = softc->valid_iddir_len - entries_offset; 3051 if ((softc->valid_iddir_len > (entries_offset + 1)) 3052 && (le64dec(softc->ata_iddir.header) == 3053 ATA_IDLOG_REVISION) 3054 && (softc->ata_iddir.entry_count > 0)) { 3055 int num_entries, i; 3056 3057 num_entries = softc->ata_iddir.entry_count; 3058 num_entries = min(num_entries, 3059 softc->valid_iddir_len - entries_offset); 3060 for (i = 0; i < num_entries && 3061 i < max_entries; i++) { 3062 if (softc->ata_iddir.entries[i] == 3063 ATA_IDL_SUP_CAP) 3064 softc->flags |= 3065 ADA_FLAG_CAN_SUPCAP; 3066 else if (softc->ata_iddir.entries[i]== 3067 ATA_IDL_ZDI) 3068 softc->flags |= 3069 ADA_FLAG_CAN_ZONE; 3070 3071 if ((softc->flags & 3072 ADA_FLAG_CAN_SUPCAP) 3073 && (softc->flags & 3074 ADA_FLAG_CAN_ZONE)) 3075 break; 3076 } 3077 } 3078 } else { 3079 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3080 SF_RETRY_UA|SF_NO_PRINT); 3081 if (error == ERESTART) 3082 return; 3083 else if (error != 0) { 3084 /* 3085 * If we can't get the ATA Identify Data log 3086 * directory, then it effectively isn't 3087 * supported even if the ATA Log directory 3088 * a non-zero number of pages present for 3089 * this log. 3090 */ 3091 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3092 if ((done_ccb->ccb_h.status & 3093 CAM_DEV_QFRZN) != 0) { 3094 /* Don't wedge this device's queue */ 3095 cam_release_devq(done_ccb->ccb_h.path, 3096 /*relsim_flags*/0, 3097 /*reduction*/0, 3098 /*timeout*/0, 3099 /*getcount_only*/0); 3100 } 3101 } 3102 } 3103 3104 free(ataio->data_ptr, M_ATADA); 3105 3106 if ((error == 0) 3107 && (softc->flags & ADA_FLAG_CAN_SUPCAP)) { 3108 softc->state = ADA_STATE_SUP_CAP; 3109 xpt_release_ccb(done_ccb); 3110 xpt_schedule(periph, priority); 3111 } else 3112 adaprobedone(periph, done_ccb); 3113 return; 3114 } 3115 case ADA_CCB_SUP_CAP: { 3116 int error; 3117 3118 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3119 uint32_t valid_len; 3120 size_t needed_size; 3121 struct ata_identify_log_sup_cap *sup_cap; 3122 error = 0; 3123 3124 sup_cap = (struct ata_identify_log_sup_cap *) 3125 ataio->data_ptr; 3126 valid_len = ataio->dxfer_len - ataio->resid; 3127 needed_size = 3128 __offsetof(struct ata_identify_log_sup_cap, 3129 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap); 3130 if (valid_len >= needed_size) { 3131 uint64_t zoned, zac_cap; 3132 3133 zoned = le64dec(sup_cap->zoned_cap); 3134 if (zoned & ATA_ZONED_VALID) { 3135 /* 3136 * This should have already been 3137 * set, because this is also in the 3138 * ATA identify data. 3139 */ 3140 if ((zoned & ATA_ZONED_MASK) == 3141 ATA_SUPPORT_ZONE_HOST_AWARE) 3142 softc->zone_mode = 3143 ADA_ZONE_HOST_AWARE; 3144 else if ((zoned & ATA_ZONED_MASK) == 3145 ATA_SUPPORT_ZONE_DEV_MANAGED) 3146 softc->zone_mode = 3147 ADA_ZONE_DRIVE_MANAGED; 3148 } 3149 3150 zac_cap = le64dec(sup_cap->sup_zac_cap); 3151 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) { 3152 if (zac_cap & ATA_REPORT_ZONES_SUP) 3153 softc->zone_flags |= 3154 ADA_ZONE_FLAG_RZ_SUP; 3155 if (zac_cap & ATA_ND_OPEN_ZONE_SUP) 3156 softc->zone_flags |= 3157 ADA_ZONE_FLAG_OPEN_SUP; 3158 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP) 3159 softc->zone_flags |= 3160 ADA_ZONE_FLAG_CLOSE_SUP; 3161 if (zac_cap & ATA_ND_FINISH_ZONE_SUP) 3162 softc->zone_flags |= 3163 ADA_ZONE_FLAG_FINISH_SUP; 3164 if (zac_cap & ATA_ND_RWP_SUP) 3165 softc->zone_flags |= 3166 ADA_ZONE_FLAG_RWP_SUP; 3167 } else { 3168 /* 3169 * This field was introduced in 3170 * ACS-4, r08 on April 28th, 2015. 3171 * If the drive firmware was written 3172 * to an earlier spec, it won't have 3173 * the field. So, assume all 3174 * commands are supported. 3175 */ 3176 softc->zone_flags |= 3177 ADA_ZONE_FLAG_SUP_MASK; 3178 } 3179 } 3180 } else { 3181 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3182 SF_RETRY_UA|SF_NO_PRINT); 3183 if (error == ERESTART) 3184 return; 3185 else if (error != 0) { 3186 /* 3187 * If we can't get the ATA Identify Data 3188 * Supported Capabilities page, clear the 3189 * flag... 3190 */ 3191 softc->flags &= ~ADA_FLAG_CAN_SUPCAP; 3192 /* 3193 * And clear zone capabilities. 3194 */ 3195 softc->zone_flags &= ~ADA_ZONE_FLAG_SUP_MASK; 3196 if ((done_ccb->ccb_h.status & 3197 CAM_DEV_QFRZN) != 0) { 3198 /* Don't wedge this device's queue */ 3199 cam_release_devq(done_ccb->ccb_h.path, 3200 /*relsim_flags*/0, 3201 /*reduction*/0, 3202 /*timeout*/0, 3203 /*getcount_only*/0); 3204 } 3205 } 3206 } 3207 3208 free(ataio->data_ptr, M_ATADA); 3209 3210 if ((error == 0) 3211 && (softc->flags & ADA_FLAG_CAN_ZONE)) { 3212 softc->state = ADA_STATE_ZONE; 3213 xpt_release_ccb(done_ccb); 3214 xpt_schedule(periph, priority); 3215 } else 3216 adaprobedone(periph, done_ccb); 3217 return; 3218 } 3219 case ADA_CCB_ZONE: { 3220 int error; 3221 3222 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3223 struct ata_zoned_info_log *zi_log; 3224 uint32_t valid_len; 3225 size_t needed_size; 3226 3227 zi_log = (struct ata_zoned_info_log *)ataio->data_ptr; 3228 3229 valid_len = ataio->dxfer_len - ataio->resid; 3230 needed_size = __offsetof(struct ata_zoned_info_log, 3231 version_info) + 1 + sizeof(zi_log->version_info); 3232 if (valid_len >= needed_size) { 3233 uint64_t tmpvar; 3234 3235 tmpvar = le64dec(zi_log->zoned_cap); 3236 if (tmpvar & ATA_ZDI_CAP_VALID) { 3237 if (tmpvar & ATA_ZDI_CAP_URSWRZ) 3238 softc->zone_flags |= 3239 ADA_ZONE_FLAG_URSWRZ; 3240 else 3241 softc->zone_flags &= 3242 ~ADA_ZONE_FLAG_URSWRZ; 3243 } 3244 tmpvar = le64dec(zi_log->optimal_seq_zones); 3245 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) { 3246 softc->zone_flags |= 3247 ADA_ZONE_FLAG_OPT_SEQ_SET; 3248 softc->optimal_seq_zones = (tmpvar & 3249 ATA_ZDI_OPT_SEQ_MASK); 3250 } else { 3251 softc->zone_flags &= 3252 ~ADA_ZONE_FLAG_OPT_SEQ_SET; 3253 softc->optimal_seq_zones = 0; 3254 } 3255 3256 tmpvar =le64dec(zi_log->optimal_nonseq_zones); 3257 if (tmpvar & ATA_ZDI_OPT_NS_VALID) { 3258 softc->zone_flags |= 3259 ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3260 softc->optimal_nonseq_zones = 3261 (tmpvar & ATA_ZDI_OPT_NS_MASK); 3262 } else { 3263 softc->zone_flags &= 3264 ~ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3265 softc->optimal_nonseq_zones = 0; 3266 } 3267 3268 tmpvar = le64dec(zi_log->max_seq_req_zones); 3269 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) { 3270 softc->zone_flags |= 3271 ADA_ZONE_FLAG_MAX_SEQ_SET; 3272 softc->max_seq_zones = 3273 (tmpvar & ATA_ZDI_MAX_SEQ_MASK); 3274 } else { 3275 softc->zone_flags &= 3276 ~ADA_ZONE_FLAG_MAX_SEQ_SET; 3277 softc->max_seq_zones = 0; 3278 } 3279 } 3280 } else { 3281 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3282 SF_RETRY_UA|SF_NO_PRINT); 3283 if (error == ERESTART) 3284 return; 3285 else if (error != 0) { 3286 softc->flags &= ~ADA_FLAG_CAN_ZONE; 3287 softc->flags &= ~ADA_ZONE_FLAG_SET_MASK; 3288 3289 if ((done_ccb->ccb_h.status & 3290 CAM_DEV_QFRZN) != 0) { 3291 /* Don't wedge this device's queue */ 3292 cam_release_devq(done_ccb->ccb_h.path, 3293 /*relsim_flags*/0, 3294 /*reduction*/0, 3295 /*timeout*/0, 3296 /*getcount_only*/0); 3297 } 3298 } 3299 } 3300 free(ataio->data_ptr, M_ATADA); 3301 3302 adaprobedone(periph, done_ccb); 3303 return; 3304 } 3305 case ADA_CCB_DUMP: 3306 /* No-op. We're polling */ 3307 return; 3308 default: 3309 break; 3310 } 3311 xpt_release_ccb(done_ccb); 3312 } 3313 3314 static int 3315 adaerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3316 { 3317 #ifdef CAM_IO_STATS 3318 struct ada_softc *softc; 3319 struct cam_periph *periph; 3320 3321 periph = xpt_path_periph(ccb->ccb_h.path); 3322 softc = (struct ada_softc *)periph->softc; 3323 3324 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 3325 case CAM_CMD_TIMEOUT: 3326 softc->timeouts++; 3327 break; 3328 case CAM_REQ_ABORTED: 3329 case CAM_REQ_CMP_ERR: 3330 case CAM_REQ_TERMIO: 3331 case CAM_UNREC_HBA_ERROR: 3332 case CAM_DATA_RUN_ERR: 3333 case CAM_ATA_STATUS_ERROR: 3334 softc->errors++; 3335 break; 3336 default: 3337 break; 3338 } 3339 #endif 3340 3341 return(cam_periph_error(ccb, cam_flags, sense_flags)); 3342 } 3343 3344 static void 3345 adasetgeom(struct ada_softc *softc, struct ccb_getdev *cgd) 3346 { 3347 struct disk_params *dp = &softc->params; 3348 u_int64_t lbasize48; 3349 u_int32_t lbasize; 3350 u_int maxio, d_flags; 3351 3352 dp->secsize = ata_logical_sector_size(&cgd->ident_data); 3353 if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 3354 cgd->ident_data.current_heads != 0 && 3355 cgd->ident_data.current_sectors != 0) { 3356 dp->heads = cgd->ident_data.current_heads; 3357 dp->secs_per_track = cgd->ident_data.current_sectors; 3358 dp->cylinders = cgd->ident_data.cylinders; 3359 dp->sectors = (u_int32_t)cgd->ident_data.current_size_1 | 3360 ((u_int32_t)cgd->ident_data.current_size_2 << 16); 3361 } else { 3362 dp->heads = cgd->ident_data.heads; 3363 dp->secs_per_track = cgd->ident_data.sectors; 3364 dp->cylinders = cgd->ident_data.cylinders; 3365 dp->sectors = cgd->ident_data.cylinders * 3366 (u_int32_t)(dp->heads * dp->secs_per_track); 3367 } 3368 lbasize = (u_int32_t)cgd->ident_data.lba_size_1 | 3369 ((u_int32_t)cgd->ident_data.lba_size_2 << 16); 3370 3371 /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 3372 if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 3373 dp->sectors = lbasize; 3374 3375 /* use the 48bit LBA size if valid */ 3376 lbasize48 = ((u_int64_t)cgd->ident_data.lba_size48_1) | 3377 ((u_int64_t)cgd->ident_data.lba_size48_2 << 16) | 3378 ((u_int64_t)cgd->ident_data.lba_size48_3 << 32) | 3379 ((u_int64_t)cgd->ident_data.lba_size48_4 << 48); 3380 if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 3381 lbasize48 > ATA_MAX_28BIT_LBA) 3382 dp->sectors = lbasize48; 3383 3384 maxio = softc->cpi.maxio; /* Honor max I/O size of SIM */ 3385 if (maxio == 0) 3386 maxio = DFLTPHYS; /* traditional default */ 3387 else if (maxio > MAXPHYS) 3388 maxio = MAXPHYS; /* for safety */ 3389 if (softc->flags & ADA_FLAG_CAN_48BIT) 3390 maxio = min(maxio, 65536 * softc->params.secsize); 3391 else /* 28bit ATA command limit */ 3392 maxio = min(maxio, 256 * softc->params.secsize); 3393 if (softc->quirks & ADA_Q_128KB) 3394 maxio = min(maxio, 128 * 1024); 3395 softc->disk->d_maxsize = maxio; 3396 d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE; 3397 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) 3398 d_flags |= DISKFLAG_CANFLUSHCACHE; 3399 if (softc->flags & ADA_FLAG_CAN_TRIM) { 3400 d_flags |= DISKFLAG_CANDELETE; 3401 softc->disk->d_delmaxsize = softc->params.secsize * 3402 ATA_DSM_RANGE_MAX * softc->trim_max_ranges; 3403 } else if ((softc->flags & ADA_FLAG_CAN_CFA) && 3404 !(softc->flags & ADA_FLAG_CAN_48BIT)) { 3405 d_flags |= DISKFLAG_CANDELETE; 3406 softc->disk->d_delmaxsize = 256 * softc->params.secsize; 3407 } else 3408 softc->disk->d_delmaxsize = maxio; 3409 if ((softc->cpi.hba_misc & PIM_UNMAPPED) != 0) { 3410 d_flags |= DISKFLAG_UNMAPPED_BIO; 3411 softc->unmappedio = 1; 3412 } 3413 softc->disk->d_flags = d_flags; 3414 strlcpy(softc->disk->d_descr, cgd->ident_data.model, 3415 MIN(sizeof(softc->disk->d_descr), sizeof(cgd->ident_data.model))); 3416 strlcpy(softc->disk->d_ident, cgd->ident_data.serial, 3417 MIN(sizeof(softc->disk->d_ident), sizeof(cgd->ident_data.serial))); 3418 3419 softc->disk->d_sectorsize = softc->params.secsize; 3420 softc->disk->d_mediasize = (off_t)softc->params.sectors * 3421 softc->params.secsize; 3422 if (ata_physical_sector_size(&cgd->ident_data) != 3423 softc->params.secsize) { 3424 softc->disk->d_stripesize = 3425 ata_physical_sector_size(&cgd->ident_data); 3426 softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 3427 ata_logical_sector_offset(&cgd->ident_data)) % 3428 softc->disk->d_stripesize; 3429 } else if (softc->quirks & ADA_Q_4K) { 3430 softc->disk->d_stripesize = 4096; 3431 softc->disk->d_stripeoffset = 0; 3432 } 3433 softc->disk->d_fwsectors = softc->params.secs_per_track; 3434 softc->disk->d_fwheads = softc->params.heads; 3435 ata_disk_firmware_geom_adjust(softc->disk); 3436 softc->disk->d_rotation_rate = cgd->ident_data.media_rotation_rate; 3437 snprintf(softc->disk->d_attachment, sizeof(softc->disk->d_attachment), 3438 "%s%d", softc->cpi.dev_name, softc->cpi.unit_number); 3439 } 3440 3441 static void 3442 adasendorderedtag(void *arg) 3443 { 3444 struct ada_softc *softc = arg; 3445 3446 if (ada_send_ordered) { 3447 if (softc->outstanding_cmds > 0) { 3448 if ((softc->flags & ADA_FLAG_WAS_OTAG) == 0) 3449 softc->flags |= ADA_FLAG_NEED_OTAG; 3450 softc->flags &= ~ADA_FLAG_WAS_OTAG; 3451 } 3452 } 3453 /* Queue us up again */ 3454 callout_reset(&softc->sendordered_c, 3455 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 3456 adasendorderedtag, softc); 3457 } 3458 3459 /* 3460 * Step through all ADA peripheral drivers, and if the device is still open, 3461 * sync the disk cache to physical media. 3462 */ 3463 static void 3464 adaflush(void) 3465 { 3466 struct cam_periph *periph; 3467 struct ada_softc *softc; 3468 union ccb *ccb; 3469 int error; 3470 3471 CAM_PERIPH_FOREACH(periph, &adadriver) { 3472 softc = (struct ada_softc *)periph->softc; 3473 if (SCHEDULER_STOPPED()) { 3474 /* If we paniced with the lock held, do not recurse. */ 3475 if (!cam_periph_owned(periph) && 3476 (softc->flags & ADA_FLAG_OPEN)) { 3477 adadump(softc->disk, NULL, 0, 0, 0); 3478 } 3479 continue; 3480 } 3481 cam_periph_lock(periph); 3482 /* 3483 * We only sync the cache if the drive is still open, and 3484 * if the drive is capable of it.. 3485 */ 3486 if (((softc->flags & ADA_FLAG_OPEN) == 0) || 3487 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 3488 cam_periph_unlock(periph); 3489 continue; 3490 } 3491 3492 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3493 cam_fill_ataio(&ccb->ataio, 3494 0, 3495 NULL, 3496 CAM_DIR_NONE, 3497 0, 3498 NULL, 3499 0, 3500 ada_default_timeout*1000); 3501 if (softc->flags & ADA_FLAG_CAN_48BIT) 3502 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 3503 else 3504 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 3505 3506 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3507 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3508 softc->disk->d_devstat); 3509 if (error != 0) 3510 xpt_print(periph->path, "Synchronize cache failed\n"); 3511 xpt_release_ccb(ccb); 3512 cam_periph_unlock(periph); 3513 } 3514 } 3515 3516 static void 3517 adaspindown(uint8_t cmd, int flags) 3518 { 3519 struct cam_periph *periph; 3520 struct ada_softc *softc; 3521 struct ccb_ataio local_ccb; 3522 int error; 3523 3524 CAM_PERIPH_FOREACH(periph, &adadriver) { 3525 /* If we paniced with lock held - not recurse here. */ 3526 if (cam_periph_owned(periph)) 3527 continue; 3528 cam_periph_lock(periph); 3529 softc = (struct ada_softc *)periph->softc; 3530 /* 3531 * We only spin-down the drive if it is capable of it.. 3532 */ 3533 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3534 cam_periph_unlock(periph); 3535 continue; 3536 } 3537 3538 if (bootverbose) 3539 xpt_print(periph->path, "spin-down\n"); 3540 3541 memset(&local_ccb, 0, sizeof(local_ccb)); 3542 xpt_setup_ccb(&local_ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3543 local_ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 3544 3545 cam_fill_ataio(&local_ccb, 3546 0, 3547 NULL, 3548 CAM_DIR_NONE | flags, 3549 0, 3550 NULL, 3551 0, 3552 ada_default_timeout*1000); 3553 ata_28bit_cmd(&local_ccb, cmd, 0, 0, 0); 3554 error = cam_periph_runccb((union ccb *)&local_ccb, adaerror, 3555 /*cam_flags*/0, /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3556 softc->disk->d_devstat); 3557 if (error != 0) 3558 xpt_print(periph->path, "Spin-down disk failed\n"); 3559 cam_periph_unlock(periph); 3560 } 3561 } 3562 3563 static void 3564 adashutdown(void *arg, int howto) 3565 { 3566 int how; 3567 3568 adaflush(); 3569 3570 /* 3571 * STANDBY IMMEDIATE saves any volatile data to the drive. It also spins 3572 * down hard drives. IDLE IMMEDIATE also saves the volatile data without 3573 * a spindown. We send the former when we expect to lose power soon. For 3574 * a warm boot, we send the latter to avoid a thundering herd of spinups 3575 * just after the kernel loads while probing. We have to do something to 3576 * flush the data because the BIOS in many systems resets the HBA 3577 * causing a COMINIT/COMRESET negotiation, which some drives interpret 3578 * as license to toss the volatile data, and others count as unclean 3579 * shutdown when in the Active PM state in SMART attributes. 3580 * 3581 * adaspindown will ensure that we don't send this to a drive that 3582 * doesn't support it. 3583 */ 3584 if (ada_spindown_shutdown != 0) { 3585 how = (howto & (RB_HALT | RB_POWEROFF | RB_POWERCYCLE)) ? 3586 ATA_STANDBY_IMMEDIATE : ATA_IDLE_IMMEDIATE; 3587 adaspindown(how, 0); 3588 } 3589 } 3590 3591 static void 3592 adasuspend(void *arg) 3593 { 3594 3595 adaflush(); 3596 /* 3597 * SLEEP also fushes any volatile data, like STANDBY IMEDIATE, 3598 * so we don't need to send it as well. 3599 */ 3600 if (ada_spindown_suspend != 0) 3601 adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 3602 } 3603 3604 static void 3605 adaresume(void *arg) 3606 { 3607 struct cam_periph *periph; 3608 struct ada_softc *softc; 3609 3610 if (ada_spindown_suspend == 0) 3611 return; 3612 3613 CAM_PERIPH_FOREACH(periph, &adadriver) { 3614 cam_periph_lock(periph); 3615 softc = (struct ada_softc *)periph->softc; 3616 /* 3617 * We only spin-down the drive if it is capable of it.. 3618 */ 3619 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3620 cam_periph_unlock(periph); 3621 continue; 3622 } 3623 3624 if (bootverbose) 3625 xpt_print(periph->path, "resume\n"); 3626 3627 /* 3628 * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 3629 * sleep request. 3630 */ 3631 cam_release_devq(periph->path, 3632 /*relsim_flags*/0, 3633 /*openings*/0, 3634 /*timeout*/0, 3635 /*getcount_only*/0); 3636 3637 cam_periph_unlock(periph); 3638 } 3639 } 3640 3641 #endif /* _KERNEL */ 3642