1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer, 12 * without modification, immediately at the beginning of the file. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __FBSDID("$FreeBSD$"); 31 32 #include "opt_ada.h" 33 34 #include <sys/param.h> 35 36 #ifdef _KERNEL 37 #include <sys/systm.h> 38 #include <sys/kernel.h> 39 #include <sys/bio.h> 40 #include <sys/sysctl.h> 41 #include <sys/taskqueue.h> 42 #include <sys/lock.h> 43 #include <sys/mutex.h> 44 #include <sys/conf.h> 45 #include <sys/devicestat.h> 46 #include <sys/eventhandler.h> 47 #include <sys/malloc.h> 48 #include <sys/endian.h> 49 #include <sys/cons.h> 50 #include <sys/proc.h> 51 #include <sys/reboot.h> 52 #include <sys/sbuf.h> 53 #include <geom/geom_disk.h> 54 #endif /* _KERNEL */ 55 56 #ifndef _KERNEL 57 #include <stdio.h> 58 #include <string.h> 59 #endif /* _KERNEL */ 60 61 #include <cam/cam.h> 62 #include <cam/cam_ccb.h> 63 #include <cam/cam_periph.h> 64 #include <cam/cam_xpt_periph.h> 65 #include <cam/scsi/scsi_all.h> 66 #include <cam/scsi/scsi_da.h> 67 #include <cam/cam_sim.h> 68 #include <cam/cam_iosched.h> 69 70 #include <cam/ata/ata_all.h> 71 72 #include <machine/md_var.h> /* geometry translation */ 73 74 #ifdef _KERNEL 75 76 #define ATA_MAX_28BIT_LBA 268435455UL 77 78 extern int iosched_debug; 79 80 typedef enum { 81 ADA_STATE_RAHEAD, 82 ADA_STATE_WCACHE, 83 ADA_STATE_LOGDIR, 84 ADA_STATE_IDDIR, 85 ADA_STATE_SUP_CAP, 86 ADA_STATE_ZONE, 87 ADA_STATE_NORMAL 88 } ada_state; 89 90 typedef enum { 91 ADA_FLAG_CAN_48BIT = 0x00000002, 92 ADA_FLAG_CAN_FLUSHCACHE = 0x00000004, 93 ADA_FLAG_CAN_NCQ = 0x00000008, 94 ADA_FLAG_CAN_DMA = 0x00000010, 95 ADA_FLAG_NEED_OTAG = 0x00000020, 96 ADA_FLAG_WAS_OTAG = 0x00000040, 97 ADA_FLAG_CAN_TRIM = 0x00000080, 98 ADA_FLAG_OPEN = 0x00000100, 99 ADA_FLAG_SCTX_INIT = 0x00000200, 100 ADA_FLAG_CAN_CFA = 0x00000400, 101 ADA_FLAG_CAN_POWERMGT = 0x00000800, 102 ADA_FLAG_CAN_DMA48 = 0x00001000, 103 ADA_FLAG_CAN_LOG = 0x00002000, 104 ADA_FLAG_CAN_IDLOG = 0x00004000, 105 ADA_FLAG_CAN_SUPCAP = 0x00008000, 106 ADA_FLAG_CAN_ZONE = 0x00010000, 107 ADA_FLAG_CAN_WCACHE = 0x00020000, 108 ADA_FLAG_CAN_RAHEAD = 0x00040000, 109 ADA_FLAG_PROBED = 0x00080000, 110 ADA_FLAG_ANNOUNCED = 0x00100000, 111 ADA_FLAG_DIRTY = 0x00200000, 112 ADA_FLAG_CAN_NCQ_TRIM = 0x00400000, /* CAN_TRIM also set */ 113 ADA_FLAG_PIM_ATA_EXT = 0x00800000 114 } ada_flags; 115 116 typedef enum { 117 ADA_Q_NONE = 0x00, 118 ADA_Q_4K = 0x01, 119 ADA_Q_NCQ_TRIM_BROKEN = 0x02, 120 ADA_Q_LOG_BROKEN = 0x04, 121 ADA_Q_SMR_DM = 0x08, 122 ADA_Q_NO_TRIM = 0x10, 123 ADA_Q_128KB = 0x20 124 } ada_quirks; 125 126 #define ADA_Q_BIT_STRING \ 127 "\020" \ 128 "\0014K" \ 129 "\002NCQ_TRIM_BROKEN" \ 130 "\003LOG_BROKEN" \ 131 "\004SMR_DM" \ 132 "\005NO_TRIM" \ 133 "\006128KB" 134 135 typedef enum { 136 ADA_CCB_RAHEAD = 0x01, 137 ADA_CCB_WCACHE = 0x02, 138 ADA_CCB_BUFFER_IO = 0x03, 139 ADA_CCB_DUMP = 0x05, 140 ADA_CCB_TRIM = 0x06, 141 ADA_CCB_LOGDIR = 0x07, 142 ADA_CCB_IDDIR = 0x08, 143 ADA_CCB_SUP_CAP = 0x09, 144 ADA_CCB_ZONE = 0x0a, 145 ADA_CCB_TYPE_MASK = 0x0F, 146 } ada_ccb_state; 147 148 typedef enum { 149 ADA_ZONE_NONE = 0x00, 150 ADA_ZONE_DRIVE_MANAGED = 0x01, 151 ADA_ZONE_HOST_AWARE = 0x02, 152 ADA_ZONE_HOST_MANAGED = 0x03 153 } ada_zone_mode; 154 155 typedef enum { 156 ADA_ZONE_FLAG_RZ_SUP = 0x0001, 157 ADA_ZONE_FLAG_OPEN_SUP = 0x0002, 158 ADA_ZONE_FLAG_CLOSE_SUP = 0x0004, 159 ADA_ZONE_FLAG_FINISH_SUP = 0x0008, 160 ADA_ZONE_FLAG_RWP_SUP = 0x0010, 161 ADA_ZONE_FLAG_SUP_MASK = (ADA_ZONE_FLAG_RZ_SUP | 162 ADA_ZONE_FLAG_OPEN_SUP | 163 ADA_ZONE_FLAG_CLOSE_SUP | 164 ADA_ZONE_FLAG_FINISH_SUP | 165 ADA_ZONE_FLAG_RWP_SUP), 166 ADA_ZONE_FLAG_URSWRZ = 0x0020, 167 ADA_ZONE_FLAG_OPT_SEQ_SET = 0x0040, 168 ADA_ZONE_FLAG_OPT_NONSEQ_SET = 0x0080, 169 ADA_ZONE_FLAG_MAX_SEQ_SET = 0x0100, 170 ADA_ZONE_FLAG_SET_MASK = (ADA_ZONE_FLAG_OPT_SEQ_SET | 171 ADA_ZONE_FLAG_OPT_NONSEQ_SET | 172 ADA_ZONE_FLAG_MAX_SEQ_SET) 173 } ada_zone_flags; 174 175 static struct ada_zone_desc { 176 ada_zone_flags value; 177 const char *desc; 178 } ada_zone_desc_table[] = { 179 {ADA_ZONE_FLAG_RZ_SUP, "Report Zones" }, 180 {ADA_ZONE_FLAG_OPEN_SUP, "Open" }, 181 {ADA_ZONE_FLAG_CLOSE_SUP, "Close" }, 182 {ADA_ZONE_FLAG_FINISH_SUP, "Finish" }, 183 {ADA_ZONE_FLAG_RWP_SUP, "Reset Write Pointer" }, 184 }; 185 186 187 /* Offsets into our private area for storing information */ 188 #define ccb_state ppriv_field0 189 #define ccb_bp ppriv_ptr1 190 191 typedef enum { 192 ADA_DELETE_NONE, 193 ADA_DELETE_DISABLE, 194 ADA_DELETE_CFA_ERASE, 195 ADA_DELETE_DSM_TRIM, 196 ADA_DELETE_NCQ_DSM_TRIM, 197 ADA_DELETE_MIN = ADA_DELETE_CFA_ERASE, 198 ADA_DELETE_MAX = ADA_DELETE_NCQ_DSM_TRIM, 199 } ada_delete_methods; 200 201 static const char *ada_delete_method_names[] = 202 { "NONE", "DISABLE", "CFA_ERASE", "DSM_TRIM", "NCQ_DSM_TRIM" }; 203 #if 0 204 static const char *ada_delete_method_desc[] = 205 { "NONE", "DISABLED", "CFA Erase", "DSM Trim", "DSM Trim via NCQ" }; 206 #endif 207 208 struct disk_params { 209 u_int8_t heads; 210 u_int8_t secs_per_track; 211 u_int32_t cylinders; 212 u_int32_t secsize; /* Number of bytes/logical sector */ 213 u_int64_t sectors; /* Total number sectors */ 214 }; 215 216 #define TRIM_MAX_BLOCKS 8 217 #define TRIM_MAX_RANGES (TRIM_MAX_BLOCKS * ATA_DSM_BLK_RANGES) 218 struct trim_request { 219 uint8_t data[TRIM_MAX_RANGES * ATA_DSM_RANGE_SIZE]; 220 TAILQ_HEAD(, bio) bps; 221 }; 222 223 struct ada_softc { 224 struct cam_iosched_softc *cam_iosched; 225 int outstanding_cmds; /* Number of active commands */ 226 int refcount; /* Active xpt_action() calls */ 227 ada_state state; 228 ada_flags flags; 229 ada_zone_mode zone_mode; 230 ada_zone_flags zone_flags; 231 struct ata_gp_log_dir ata_logdir; 232 int valid_logdir_len; 233 struct ata_identify_log_pages ata_iddir; 234 int valid_iddir_len; 235 uint64_t optimal_seq_zones; 236 uint64_t optimal_nonseq_zones; 237 uint64_t max_seq_zones; 238 ada_quirks quirks; 239 ada_delete_methods delete_method; 240 int trim_max_ranges; 241 int read_ahead; 242 int write_cache; 243 int unmappedio; 244 int rotating; 245 #ifdef CAM_TEST_FAILURE 246 int force_read_error; 247 int force_write_error; 248 int periodic_read_error; 249 int periodic_read_count; 250 #endif 251 struct disk_params params; 252 struct disk *disk; 253 struct task sysctl_task; 254 struct sysctl_ctx_list sysctl_ctx; 255 struct sysctl_oid *sysctl_tree; 256 struct callout sendordered_c; 257 struct trim_request trim_req; 258 uint64_t trim_count; 259 uint64_t trim_ranges; 260 uint64_t trim_lbas; 261 #ifdef CAM_IO_STATS 262 struct sysctl_ctx_list sysctl_stats_ctx; 263 struct sysctl_oid *sysctl_stats_tree; 264 u_int timeouts; 265 u_int errors; 266 u_int invalidations; 267 #endif 268 #define ADA_ANNOUNCETMP_SZ 80 269 char announce_temp[ADA_ANNOUNCETMP_SZ]; 270 #define ADA_ANNOUNCE_SZ 400 271 char announce_buffer[ADA_ANNOUNCE_SZ]; 272 }; 273 274 struct ada_quirk_entry { 275 struct scsi_inquiry_pattern inq_pat; 276 ada_quirks quirks; 277 }; 278 279 static struct ada_quirk_entry ada_quirk_table[] = 280 { 281 { 282 /* Sandisk X400 */ 283 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SanDisk?SD8SB8U1T00*", "X4162000*" }, 284 /*quirks*/ADA_Q_128KB 285 }, 286 { 287 /* Hitachi Advanced Format (4k) drives */ 288 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Hitachi H??????????E3*", "*" }, 289 /*quirks*/ADA_Q_4K 290 }, 291 { 292 /* Samsung Advanced Format (4k) drives */ 293 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD155UI*", "*" }, 294 /*quirks*/ADA_Q_4K 295 }, 296 { 297 /* Samsung Advanced Format (4k) drives */ 298 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD204UI*", "*" }, 299 /*quirks*/ADA_Q_4K 300 }, 301 { 302 /* Seagate Barracuda Green Advanced Format (4k) drives */ 303 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DL*", "*" }, 304 /*quirks*/ADA_Q_4K 305 }, 306 { 307 /* Seagate Barracuda Advanced Format (4k) drives */ 308 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???DM*", "*" }, 309 /*quirks*/ADA_Q_4K 310 }, 311 { 312 /* Seagate Barracuda Advanced Format (4k) drives */ 313 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DM*", "*" }, 314 /*quirks*/ADA_Q_4K 315 }, 316 { 317 /* Seagate Momentus Advanced Format (4k) drives */ 318 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500423AS*", "*" }, 319 /*quirks*/ADA_Q_4K 320 }, 321 { 322 /* Seagate Momentus Advanced Format (4k) drives */ 323 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500424AS*", "*" }, 324 /*quirks*/ADA_Q_4K 325 }, 326 { 327 /* Seagate Momentus Advanced Format (4k) drives */ 328 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640423AS*", "*" }, 329 /*quirks*/ADA_Q_4K 330 }, 331 { 332 /* Seagate Momentus Advanced Format (4k) drives */ 333 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640424AS*", "*" }, 334 /*quirks*/ADA_Q_4K 335 }, 336 { 337 /* Seagate Momentus Advanced Format (4k) drives */ 338 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750420AS*", "*" }, 339 /*quirks*/ADA_Q_4K 340 }, 341 { 342 /* Seagate Momentus Advanced Format (4k) drives */ 343 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750422AS*", "*" }, 344 /*quirks*/ADA_Q_4K 345 }, 346 { 347 /* Seagate Momentus Advanced Format (4k) drives */ 348 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750423AS*", "*" }, 349 /*quirks*/ADA_Q_4K 350 }, 351 { 352 /* Seagate Momentus Thin Advanced Format (4k) drives */ 353 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???LT*", "*" }, 354 /*quirks*/ADA_Q_4K 355 }, 356 { 357 /* WDC Caviar Red Advanced Format (4k) drives */ 358 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????CX*", "*" }, 359 /*quirks*/ADA_Q_4K 360 }, 361 { 362 /* WDC Caviar Green Advanced Format (4k) drives */ 363 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RS*", "*" }, 364 /*quirks*/ADA_Q_4K 365 }, 366 { 367 /* WDC Caviar Green/Red Advanced Format (4k) drives */ 368 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RX*", "*" }, 369 /*quirks*/ADA_Q_4K 370 }, 371 { 372 /* WDC Caviar Red Advanced Format (4k) drives */ 373 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????CX*", "*" }, 374 /*quirks*/ADA_Q_4K 375 }, 376 { 377 /* WDC Caviar Black Advanced Format (4k) drives */ 378 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????AZEX*", "*" }, 379 /*quirks*/ADA_Q_4K 380 }, 381 { 382 /* WDC Caviar Black Advanced Format (4k) drives */ 383 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????FZEX*", "*" }, 384 /*quirks*/ADA_Q_4K 385 }, 386 { 387 /* WDC Caviar Green Advanced Format (4k) drives */ 388 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RS*", "*" }, 389 /*quirks*/ADA_Q_4K 390 }, 391 { 392 /* WDC Caviar Green Advanced Format (4k) drives */ 393 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RX*", "*" }, 394 /*quirks*/ADA_Q_4K 395 }, 396 { 397 /* WDC Scorpio Black Advanced Format (4k) drives */ 398 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PKT*", "*" }, 399 /*quirks*/ADA_Q_4K 400 }, 401 { 402 /* WDC Scorpio Black Advanced Format (4k) drives */ 403 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PKT*", "*" }, 404 /*quirks*/ADA_Q_4K 405 }, 406 { 407 /* WDC Scorpio Blue Advanced Format (4k) drives */ 408 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PVT*", "*" }, 409 /*quirks*/ADA_Q_4K 410 }, 411 { 412 /* WDC Scorpio Blue Advanced Format (4k) drives */ 413 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PVT*", "*" }, 414 /*quirks*/ADA_Q_4K 415 }, 416 /* SSDs */ 417 { 418 /* 419 * Corsair Force 2 SSDs 420 * 4k optimised & trim only works in 4k requests + 4k aligned 421 */ 422 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair CSSD-F*", "*" }, 423 /*quirks*/ADA_Q_4K 424 }, 425 { 426 /* 427 * Corsair Force 3 SSDs 428 * 4k optimised & trim only works in 4k requests + 4k aligned 429 */ 430 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force 3*", "*" }, 431 /*quirks*/ADA_Q_4K 432 }, 433 { 434 /* 435 * Corsair Neutron GTX SSDs 436 * 4k optimised & trim only works in 4k requests + 4k aligned 437 */ 438 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 439 /*quirks*/ADA_Q_4K 440 }, 441 { 442 /* 443 * Corsair Force GT & GS SSDs 444 * 4k optimised & trim only works in 4k requests + 4k aligned 445 */ 446 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force G*", "*" }, 447 /*quirks*/ADA_Q_4K 448 }, 449 { 450 /* 451 * Crucial M4 SSDs 452 * 4k optimised & trim only works in 4k requests + 4k aligned 453 */ 454 { T_DIRECT, SIP_MEDIA_FIXED, "*", "M4-CT???M4SSD2*", "*" }, 455 /*quirks*/ADA_Q_4K 456 }, 457 { 458 /* 459 * Crucial M500 SSDs MU07 firmware 460 * NCQ Trim works 461 */ 462 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "MU07" }, 463 /*quirks*/0 464 }, 465 { 466 /* 467 * Crucial M500 SSDs all other firmware 468 * NCQ Trim doesn't work 469 */ 470 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "*" }, 471 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 472 }, 473 { 474 /* 475 * Crucial M550 SSDs 476 * NCQ Trim doesn't work, but only on MU01 firmware 477 */ 478 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M550*", "MU01" }, 479 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 480 }, 481 { 482 /* 483 * Crucial MX100 SSDs 484 * NCQ Trim doesn't work, but only on MU01 firmware 485 */ 486 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*MX100*", "MU01" }, 487 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 488 }, 489 { 490 /* 491 * Crucial RealSSD C300 SSDs 492 * 4k optimised 493 */ 494 { T_DIRECT, SIP_MEDIA_FIXED, "*", "C300-CTFDDAC???MAG*", 495 "*" }, /*quirks*/ADA_Q_4K 496 }, 497 { 498 /* 499 * FCCT M500 SSDs 500 * NCQ Trim doesn't work 501 */ 502 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FCCT*M500*", "*" }, 503 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 504 }, 505 { 506 /* 507 * Intel 320 Series SSDs 508 * 4k optimised & trim only works in 4k requests + 4k aligned 509 */ 510 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2CW*", "*" }, 511 /*quirks*/ADA_Q_4K 512 }, 513 { 514 /* 515 * Intel 330 Series SSDs 516 * 4k optimised & trim only works in 4k requests + 4k aligned 517 */ 518 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2CT*", "*" }, 519 /*quirks*/ADA_Q_4K 520 }, 521 { 522 /* 523 * Intel 510 Series SSDs 524 * 4k optimised & trim only works in 4k requests + 4k aligned 525 */ 526 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2MH*", "*" }, 527 /*quirks*/ADA_Q_4K 528 }, 529 { 530 /* 531 * Intel 520 Series SSDs 532 * 4k optimised & trim only works in 4k requests + 4k aligned 533 */ 534 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BW*", "*" }, 535 /*quirks*/ADA_Q_4K 536 }, 537 { 538 /* 539 * Intel S3610 Series SSDs 540 * 4k optimised & trim only works in 4k requests + 4k aligned 541 */ 542 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BX*", "*" }, 543 /*quirks*/ADA_Q_4K 544 }, 545 { 546 /* 547 * Intel X25-M Series SSDs 548 * 4k optimised & trim only works in 4k requests + 4k aligned 549 */ 550 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2M*", "*" }, 551 /*quirks*/ADA_Q_4K 552 }, 553 { 554 /* 555 * KingDian S200 60GB P0921B 556 * Trimming crash the SSD 557 */ 558 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KingDian S200 *", "*" }, 559 /*quirks*/ADA_Q_NO_TRIM 560 }, 561 { 562 /* 563 * Kingston E100 Series SSDs 564 * 4k optimised & trim only works in 4k requests + 4k aligned 565 */ 566 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SE100S3*", "*" }, 567 /*quirks*/ADA_Q_4K 568 }, 569 { 570 /* 571 * Kingston HyperX 3k SSDs 572 * 4k optimised & trim only works in 4k requests + 4k aligned 573 */ 574 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SH103S3*", "*" }, 575 /*quirks*/ADA_Q_4K 576 }, 577 { 578 /* 579 * Marvell SSDs (entry taken from OpenSolaris) 580 * 4k optimised & trim only works in 4k requests + 4k aligned 581 */ 582 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MARVELL SD88SA02*", "*" }, 583 /*quirks*/ADA_Q_4K 584 }, 585 { 586 /* 587 * Micron M500 SSDs firmware MU07 588 * NCQ Trim works? 589 */ 590 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "MU07" }, 591 /*quirks*/0 592 }, 593 { 594 /* 595 * Micron M500 SSDs all other firmware 596 * NCQ Trim doesn't work 597 */ 598 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "*" }, 599 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 600 }, 601 { 602 /* 603 * Micron M5[15]0 SSDs 604 * NCQ Trim doesn't work, but only MU01 firmware 605 */ 606 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M5[15]0*", "MU01" }, 607 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 608 }, 609 { 610 /* 611 * Micron 5100 SSDs 612 * 4k optimised & trim only works in 4k requests + 4k aligned 613 */ 614 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron 5100 MTFDDAK*", "*" }, 615 /*quirks*/ADA_Q_4K 616 }, 617 { 618 /* 619 * OCZ Agility 2 SSDs 620 * 4k optimised & trim only works in 4k requests + 4k aligned 621 */ 622 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 623 /*quirks*/ADA_Q_4K 624 }, 625 { 626 /* 627 * OCZ Agility 3 SSDs 628 * 4k optimised & trim only works in 4k requests + 4k aligned 629 */ 630 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY3*", "*" }, 631 /*quirks*/ADA_Q_4K 632 }, 633 { 634 /* 635 * OCZ Deneva R Series SSDs 636 * 4k optimised & trim only works in 4k requests + 4k aligned 637 */ 638 { T_DIRECT, SIP_MEDIA_FIXED, "*", "DENRSTE251M45*", "*" }, 639 /*quirks*/ADA_Q_4K 640 }, 641 { 642 /* 643 * OCZ Vertex 2 SSDs (inc pro series) 644 * 4k optimised & trim only works in 4k requests + 4k aligned 645 */ 646 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ?VERTEX2*", "*" }, 647 /*quirks*/ADA_Q_4K 648 }, 649 { 650 /* 651 * OCZ Vertex 3 SSDs 652 * 4k optimised & trim only works in 4k requests + 4k aligned 653 */ 654 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX3*", "*" }, 655 /*quirks*/ADA_Q_4K 656 }, 657 { 658 /* 659 * OCZ Vertex 4 SSDs 660 * 4k optimised & trim only works in 4k requests + 4k aligned 661 */ 662 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX4*", "*" }, 663 /*quirks*/ADA_Q_4K 664 }, 665 { 666 /* 667 * Samsung 750 SSDs 668 * 4k optimised, NCQ TRIM seems to work 669 */ 670 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 750*", "*" }, 671 /*quirks*/ADA_Q_4K 672 }, 673 { 674 /* 675 * Samsung 830 Series SSDs 676 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 677 */ 678 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD 830 Series*", "*" }, 679 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 680 }, 681 { 682 /* 683 * Samsung 840 SSDs 684 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 685 */ 686 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 840*", "*" }, 687 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 688 }, 689 { 690 /* 691 * Samsung 845 SSDs 692 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 693 */ 694 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 845*", "*" }, 695 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 696 }, 697 { 698 /* 699 * Samsung 850 SSDs 700 * 4k optimised, NCQ TRIM broken (normal TRIM fine) 701 */ 702 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 850*", "*" }, 703 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 704 }, 705 { 706 /* 707 * Samsung SM863 Series SSDs (MZ7KM*) 708 * 4k optimised, NCQ believed to be working 709 */ 710 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7KM*", "*" }, 711 /*quirks*/ADA_Q_4K 712 }, 713 { 714 /* 715 * Samsung 843T Series SSDs (MZ7WD*) 716 * Samsung PM851 Series SSDs (MZ7TE*) 717 * Samsung PM853T Series SSDs (MZ7GE*) 718 * 4k optimised, NCQ believed to be broken since these are 719 * appear to be built with the same controllers as the 840/850. 720 */ 721 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7*", "*" }, 722 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 723 }, 724 { 725 /* 726 * Same as for SAMSUNG MZ7* but enable the quirks for SSD 727 * starting with MZ7* too 728 */ 729 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MZ7*", "*" }, 730 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 731 }, 732 { 733 /* 734 * Samsung PM851 Series SSDs Dell OEM 735 * device model "SAMSUNG SSD PM851 mSATA 256GB" 736 * 4k optimised, NCQ broken 737 */ 738 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD PM851*", "*" }, 739 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 740 }, 741 { 742 /* 743 * SuperTalent TeraDrive CT SSDs 744 * 4k optimised & trim only works in 4k requests + 4k aligned 745 */ 746 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FTM??CT25H*", "*" }, 747 /*quirks*/ADA_Q_4K 748 }, 749 { 750 /* 751 * XceedIOPS SATA SSDs 752 * 4k optimised 753 */ 754 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SG9XCS2D*", "*" }, 755 /*quirks*/ADA_Q_4K 756 }, 757 { 758 /* 759 * Samsung drive that doesn't support READ LOG EXT or 760 * READ LOG DMA EXT, despite reporting that it does in 761 * ATA identify data: 762 * SAMSUNG HD200HJ KF100-06 763 */ 764 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD200*", "*" }, 765 /*quirks*/ADA_Q_LOG_BROKEN 766 }, 767 { 768 /* 769 * Samsung drive that doesn't support READ LOG EXT or 770 * READ LOG DMA EXT, despite reporting that it does in 771 * ATA identify data: 772 * SAMSUNG HD501LJ CR100-10 773 */ 774 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD501*", "*" }, 775 /*quirks*/ADA_Q_LOG_BROKEN 776 }, 777 { 778 /* 779 * Seagate Lamarr 8TB Shingled Magnetic Recording (SMR) 780 * Drive Managed SATA hard drive. This drive doesn't report 781 * in firmware that it is a drive managed SMR drive. 782 */ 783 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST8000AS000[23]*", "*" }, 784 /*quirks*/ADA_Q_SMR_DM 785 }, 786 { 787 /* Default */ 788 { 789 T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 790 /*vendor*/"*", /*product*/"*", /*revision*/"*" 791 }, 792 /*quirks*/0 793 }, 794 }; 795 796 static disk_strategy_t adastrategy; 797 static dumper_t adadump; 798 static periph_init_t adainit; 799 static void adadiskgonecb(struct disk *dp); 800 static periph_oninv_t adaoninvalidate; 801 static periph_dtor_t adacleanup; 802 static void adaasync(void *callback_arg, u_int32_t code, 803 struct cam_path *path, void *arg); 804 static int adazonemodesysctl(SYSCTL_HANDLER_ARGS); 805 static int adazonesupsysctl(SYSCTL_HANDLER_ARGS); 806 static void adasysctlinit(void *context, int pending); 807 static int adagetattr(struct bio *bp); 808 static void adasetflags(struct ada_softc *softc, 809 struct ccb_getdev *cgd); 810 static periph_ctor_t adaregister; 811 static void ada_dsmtrim(struct ada_softc *softc, struct bio *bp, 812 struct ccb_ataio *ataio); 813 static void ada_cfaerase(struct ada_softc *softc, struct bio *bp, 814 struct ccb_ataio *ataio); 815 static int ada_zone_bio_to_ata(int disk_zone_cmd); 816 static int ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, 817 struct bio *bp, int *queue_ccb); 818 static periph_start_t adastart; 819 static void adaprobedone(struct cam_periph *periph, union ccb *ccb); 820 static void adazonedone(struct cam_periph *periph, union ccb *ccb); 821 static void adadone(struct cam_periph *periph, 822 union ccb *done_ccb); 823 static int adaerror(union ccb *ccb, u_int32_t cam_flags, 824 u_int32_t sense_flags); 825 static void adagetparams(struct cam_periph *periph, 826 struct ccb_getdev *cgd); 827 static timeout_t adasendorderedtag; 828 static void adashutdown(void *arg, int howto); 829 static void adasuspend(void *arg); 830 static void adaresume(void *arg); 831 832 #ifndef ADA_DEFAULT_TIMEOUT 833 #define ADA_DEFAULT_TIMEOUT 30 /* Timeout in seconds */ 834 #endif 835 836 #ifndef ADA_DEFAULT_RETRY 837 #define ADA_DEFAULT_RETRY 4 838 #endif 839 840 #ifndef ADA_DEFAULT_SEND_ORDERED 841 #define ADA_DEFAULT_SEND_ORDERED 1 842 #endif 843 844 #ifndef ADA_DEFAULT_SPINDOWN_SHUTDOWN 845 #define ADA_DEFAULT_SPINDOWN_SHUTDOWN 1 846 #endif 847 848 #ifndef ADA_DEFAULT_SPINDOWN_SUSPEND 849 #define ADA_DEFAULT_SPINDOWN_SUSPEND 1 850 #endif 851 852 #ifndef ADA_DEFAULT_READ_AHEAD 853 #define ADA_DEFAULT_READ_AHEAD 1 854 #endif 855 856 #ifndef ADA_DEFAULT_WRITE_CACHE 857 #define ADA_DEFAULT_WRITE_CACHE 1 858 #endif 859 860 #define ADA_RA (softc->read_ahead >= 0 ? \ 861 softc->read_ahead : ada_read_ahead) 862 #define ADA_WC (softc->write_cache >= 0 ? \ 863 softc->write_cache : ada_write_cache) 864 865 /* 866 * Most platforms map firmware geometry to actual, but some don't. If 867 * not overridden, default to nothing. 868 */ 869 #ifndef ata_disk_firmware_geom_adjust 870 #define ata_disk_firmware_geom_adjust(disk) 871 #endif 872 873 static int ada_retry_count = ADA_DEFAULT_RETRY; 874 static int ada_default_timeout = ADA_DEFAULT_TIMEOUT; 875 static int ada_send_ordered = ADA_DEFAULT_SEND_ORDERED; 876 static int ada_spindown_shutdown = ADA_DEFAULT_SPINDOWN_SHUTDOWN; 877 static int ada_spindown_suspend = ADA_DEFAULT_SPINDOWN_SUSPEND; 878 static int ada_read_ahead = ADA_DEFAULT_READ_AHEAD; 879 static int ada_write_cache = ADA_DEFAULT_WRITE_CACHE; 880 881 static SYSCTL_NODE(_kern_cam, OID_AUTO, ada, CTLFLAG_RD, 0, 882 "CAM Direct Access Disk driver"); 883 SYSCTL_INT(_kern_cam_ada, OID_AUTO, retry_count, CTLFLAG_RWTUN, 884 &ada_retry_count, 0, "Normal I/O retry count"); 885 SYSCTL_INT(_kern_cam_ada, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 886 &ada_default_timeout, 0, "Normal I/O timeout (in seconds)"); 887 SYSCTL_INT(_kern_cam_ada, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 888 &ada_send_ordered, 0, "Send Ordered Tags"); 889 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_shutdown, CTLFLAG_RWTUN, 890 &ada_spindown_shutdown, 0, "Spin down upon shutdown"); 891 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_suspend, CTLFLAG_RWTUN, 892 &ada_spindown_suspend, 0, "Spin down upon suspend"); 893 SYSCTL_INT(_kern_cam_ada, OID_AUTO, read_ahead, CTLFLAG_RWTUN, 894 &ada_read_ahead, 0, "Enable disk read-ahead"); 895 SYSCTL_INT(_kern_cam_ada, OID_AUTO, write_cache, CTLFLAG_RWTUN, 896 &ada_write_cache, 0, "Enable disk write cache"); 897 898 /* 899 * ADA_ORDEREDTAG_INTERVAL determines how often, relative 900 * to the default timeout, we check to see whether an ordered 901 * tagged transaction is appropriate to prevent simple tag 902 * starvation. Since we'd like to ensure that there is at least 903 * 1/2 of the timeout length left for a starved transaction to 904 * complete after we've sent an ordered tag, we must poll at least 905 * four times in every timeout period. This takes care of the worst 906 * case where a starved transaction starts during an interval that 907 * meets the requirement "don't send an ordered tag" test so it takes 908 * us two intervals to determine that a tag must be sent. 909 */ 910 #ifndef ADA_ORDEREDTAG_INTERVAL 911 #define ADA_ORDEREDTAG_INTERVAL 4 912 #endif 913 914 static struct periph_driver adadriver = 915 { 916 adainit, "ada", 917 TAILQ_HEAD_INITIALIZER(adadriver.units), /* generation */ 0 918 }; 919 920 static int adadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 921 922 PERIPHDRIVER_DECLARE(ada, adadriver); 923 924 static MALLOC_DEFINE(M_ATADA, "ata_da", "ata_da buffers"); 925 926 static int 927 adaopen(struct disk *dp) 928 { 929 struct cam_periph *periph; 930 struct ada_softc *softc; 931 int error; 932 933 periph = (struct cam_periph *)dp->d_drv1; 934 if (cam_periph_acquire(periph) != 0) { 935 return(ENXIO); 936 } 937 938 cam_periph_lock(periph); 939 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 940 cam_periph_unlock(periph); 941 cam_periph_release(periph); 942 return (error); 943 } 944 945 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 946 ("adaopen\n")); 947 948 softc = (struct ada_softc *)periph->softc; 949 softc->flags |= ADA_FLAG_OPEN; 950 951 cam_periph_unhold(periph); 952 cam_periph_unlock(periph); 953 return (0); 954 } 955 956 static int 957 adaclose(struct disk *dp) 958 { 959 struct cam_periph *periph; 960 struct ada_softc *softc; 961 union ccb *ccb; 962 int error; 963 964 periph = (struct cam_periph *)dp->d_drv1; 965 softc = (struct ada_softc *)periph->softc; 966 cam_periph_lock(periph); 967 968 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 969 ("adaclose\n")); 970 971 /* We only sync the cache if the drive is capable of it. */ 972 if ((softc->flags & ADA_FLAG_DIRTY) != 0 && 973 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) != 0 && 974 (periph->flags & CAM_PERIPH_INVALID) == 0 && 975 cam_periph_hold(periph, PRIBIO) == 0) { 976 977 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 978 cam_fill_ataio(&ccb->ataio, 979 1, 980 NULL, 981 CAM_DIR_NONE, 982 0, 983 NULL, 984 0, 985 ada_default_timeout*1000); 986 987 if (softc->flags & ADA_FLAG_CAN_48BIT) 988 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 989 else 990 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 991 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 992 /*sense_flags*/0, softc->disk->d_devstat); 993 994 if (error != 0) 995 xpt_print(periph->path, "Synchronize cache failed\n"); 996 softc->flags &= ~ADA_FLAG_DIRTY; 997 xpt_release_ccb(ccb); 998 cam_periph_unhold(periph); 999 } 1000 1001 softc->flags &= ~ADA_FLAG_OPEN; 1002 1003 while (softc->refcount != 0) 1004 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "adaclose", 1); 1005 cam_periph_unlock(periph); 1006 cam_periph_release(periph); 1007 return (0); 1008 } 1009 1010 static void 1011 adaschedule(struct cam_periph *periph) 1012 { 1013 struct ada_softc *softc = (struct ada_softc *)periph->softc; 1014 1015 if (softc->state != ADA_STATE_NORMAL) 1016 return; 1017 1018 cam_iosched_schedule(softc->cam_iosched, periph); 1019 } 1020 1021 /* 1022 * Actually translate the requested transfer into one the physical driver 1023 * can understand. The transfer is described by a buf and will include 1024 * only one physical transfer. 1025 */ 1026 static void 1027 adastrategy(struct bio *bp) 1028 { 1029 struct cam_periph *periph; 1030 struct ada_softc *softc; 1031 1032 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1033 softc = (struct ada_softc *)periph->softc; 1034 1035 cam_periph_lock(periph); 1036 1037 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastrategy(%p)\n", bp)); 1038 1039 /* 1040 * If the device has been made invalid, error out 1041 */ 1042 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1043 cam_periph_unlock(periph); 1044 biofinish(bp, NULL, ENXIO); 1045 return; 1046 } 1047 1048 /* 1049 * Zone commands must be ordered, because they can depend on the 1050 * effects of previously issued commands, and they may affect 1051 * commands after them. 1052 */ 1053 if (bp->bio_cmd == BIO_ZONE) 1054 bp->bio_flags |= BIO_ORDERED; 1055 1056 /* 1057 * Place it in the queue of disk activities for this disk 1058 */ 1059 cam_iosched_queue_work(softc->cam_iosched, bp); 1060 1061 /* 1062 * Schedule ourselves for performing the work. 1063 */ 1064 adaschedule(periph); 1065 cam_periph_unlock(periph); 1066 1067 return; 1068 } 1069 1070 static int 1071 adadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1072 { 1073 struct cam_periph *periph; 1074 struct ada_softc *softc; 1075 u_int secsize; 1076 struct ccb_ataio ataio; 1077 struct disk *dp; 1078 uint64_t lba; 1079 uint16_t count; 1080 int error = 0; 1081 1082 dp = arg; 1083 periph = dp->d_drv1; 1084 softc = (struct ada_softc *)periph->softc; 1085 secsize = softc->params.secsize; 1086 lba = offset / secsize; 1087 count = length / secsize; 1088 if ((periph->flags & CAM_PERIPH_INVALID) != 0) 1089 return (ENXIO); 1090 1091 memset(&ataio, 0, sizeof(ataio)); 1092 if (length > 0) { 1093 xpt_setup_ccb(&ataio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1094 ataio.ccb_h.ccb_state = ADA_CCB_DUMP; 1095 cam_fill_ataio(&ataio, 1096 0, 1097 NULL, 1098 CAM_DIR_OUT, 1099 0, 1100 (u_int8_t *) virtual, 1101 length, 1102 ada_default_timeout*1000); 1103 if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1104 (lba + count >= ATA_MAX_28BIT_LBA || 1105 count >= 256)) { 1106 ata_48bit_cmd(&ataio, ATA_WRITE_DMA48, 1107 0, lba, count); 1108 } else { 1109 ata_28bit_cmd(&ataio, ATA_WRITE_DMA, 1110 0, lba, count); 1111 } 1112 error = cam_periph_runccb((union ccb *)&ataio, adaerror, 1113 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1114 if (error != 0) 1115 printf("Aborting dump due to I/O error.\n"); 1116 1117 return (error); 1118 } 1119 1120 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 1121 xpt_setup_ccb(&ataio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1122 1123 /* 1124 * Tell the drive to flush its internal cache. if we 1125 * can't flush in 5s we have big problems. No need to 1126 * wait the default 60s to detect problems. 1127 */ 1128 ataio.ccb_h.ccb_state = ADA_CCB_DUMP; 1129 cam_fill_ataio(&ataio, 1130 0, 1131 NULL, 1132 CAM_DIR_NONE, 1133 0, 1134 NULL, 1135 0, 1136 5*1000); 1137 1138 if (softc->flags & ADA_FLAG_CAN_48BIT) 1139 ata_48bit_cmd(&ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1140 else 1141 ata_28bit_cmd(&ataio, ATA_FLUSHCACHE, 0, 0, 0); 1142 error = cam_periph_runccb((union ccb *)&ataio, adaerror, 1143 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1144 if (error != 0) 1145 xpt_print(periph->path, "Synchronize cache failed\n"); 1146 } 1147 return (error); 1148 } 1149 1150 static void 1151 adainit(void) 1152 { 1153 cam_status status; 1154 1155 /* 1156 * Install a global async callback. This callback will 1157 * receive async callbacks like "new device found". 1158 */ 1159 status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 1160 1161 if (status != CAM_REQ_CMP) { 1162 printf("ada: Failed to attach master async callback " 1163 "due to status 0x%x!\n", status); 1164 } else if (ada_send_ordered) { 1165 1166 /* Register our event handlers */ 1167 if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 1168 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1169 printf("adainit: power event registration failed!\n"); 1170 if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 1171 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1172 printf("adainit: power event registration failed!\n"); 1173 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 1174 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1175 printf("adainit: shutdown event registration failed!\n"); 1176 } 1177 } 1178 1179 /* 1180 * Callback from GEOM, called when it has finished cleaning up its 1181 * resources. 1182 */ 1183 static void 1184 adadiskgonecb(struct disk *dp) 1185 { 1186 struct cam_periph *periph; 1187 1188 periph = (struct cam_periph *)dp->d_drv1; 1189 1190 cam_periph_release(periph); 1191 } 1192 1193 static void 1194 adaoninvalidate(struct cam_periph *periph) 1195 { 1196 struct ada_softc *softc; 1197 1198 softc = (struct ada_softc *)periph->softc; 1199 1200 /* 1201 * De-register any async callbacks. 1202 */ 1203 xpt_register_async(0, adaasync, periph, periph->path); 1204 #ifdef CAM_IO_STATS 1205 softc->invalidations++; 1206 #endif 1207 1208 /* 1209 * Return all queued I/O with ENXIO. 1210 * XXX Handle any transactions queued to the card 1211 * with XPT_ABORT_CCB. 1212 */ 1213 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO); 1214 1215 disk_gone(softc->disk); 1216 } 1217 1218 static void 1219 adacleanup(struct cam_periph *periph) 1220 { 1221 struct ada_softc *softc; 1222 1223 softc = (struct ada_softc *)periph->softc; 1224 1225 cam_periph_unlock(periph); 1226 1227 cam_iosched_fini(softc->cam_iosched); 1228 1229 /* 1230 * If we can't free the sysctl tree, oh well... 1231 */ 1232 if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0) { 1233 #ifdef CAM_IO_STATS 1234 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0) 1235 xpt_print(periph->path, 1236 "can't remove sysctl stats context\n"); 1237 #endif 1238 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0) 1239 xpt_print(periph->path, 1240 "can't remove sysctl context\n"); 1241 } 1242 1243 disk_destroy(softc->disk); 1244 callout_drain(&softc->sendordered_c); 1245 free(softc, M_DEVBUF); 1246 cam_periph_lock(periph); 1247 } 1248 1249 static void 1250 adasetdeletemethod(struct ada_softc *softc) 1251 { 1252 1253 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1254 softc->delete_method = ADA_DELETE_NCQ_DSM_TRIM; 1255 else if (softc->flags & ADA_FLAG_CAN_TRIM) 1256 softc->delete_method = ADA_DELETE_DSM_TRIM; 1257 else if ((softc->flags & ADA_FLAG_CAN_CFA) && !(softc->flags & ADA_FLAG_CAN_48BIT)) 1258 softc->delete_method = ADA_DELETE_CFA_ERASE; 1259 else 1260 softc->delete_method = ADA_DELETE_NONE; 1261 } 1262 1263 static void 1264 adaasync(void *callback_arg, u_int32_t code, 1265 struct cam_path *path, void *arg) 1266 { 1267 struct ccb_getdev cgd; 1268 struct cam_periph *periph; 1269 struct ada_softc *softc; 1270 1271 periph = (struct cam_periph *)callback_arg; 1272 switch (code) { 1273 case AC_FOUND_DEVICE: 1274 { 1275 struct ccb_getdev *cgd; 1276 cam_status status; 1277 1278 cgd = (struct ccb_getdev *)arg; 1279 if (cgd == NULL) 1280 break; 1281 1282 if (cgd->protocol != PROTO_ATA) 1283 break; 1284 1285 /* 1286 * Allocate a peripheral instance for 1287 * this device and start the probe 1288 * process. 1289 */ 1290 status = cam_periph_alloc(adaregister, adaoninvalidate, 1291 adacleanup, adastart, 1292 "ada", CAM_PERIPH_BIO, 1293 path, adaasync, 1294 AC_FOUND_DEVICE, cgd); 1295 1296 if (status != CAM_REQ_CMP 1297 && status != CAM_REQ_INPROG) 1298 printf("adaasync: Unable to attach to new device " 1299 "due to status 0x%x\n", status); 1300 break; 1301 } 1302 case AC_GETDEV_CHANGED: 1303 { 1304 softc = (struct ada_softc *)periph->softc; 1305 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1306 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1307 xpt_action((union ccb *)&cgd); 1308 1309 /* 1310 * Set/clear support flags based on the new Identify data. 1311 */ 1312 adasetflags(softc, &cgd); 1313 1314 cam_periph_async(periph, code, path, arg); 1315 break; 1316 } 1317 case AC_ADVINFO_CHANGED: 1318 { 1319 uintptr_t buftype; 1320 1321 buftype = (uintptr_t)arg; 1322 if (buftype == CDAI_TYPE_PHYS_PATH) { 1323 struct ada_softc *softc; 1324 1325 softc = periph->softc; 1326 disk_attr_changed(softc->disk, "GEOM::physpath", 1327 M_NOWAIT); 1328 } 1329 break; 1330 } 1331 case AC_SENT_BDR: 1332 case AC_BUS_RESET: 1333 { 1334 softc = (struct ada_softc *)periph->softc; 1335 cam_periph_async(periph, code, path, arg); 1336 if (softc->state != ADA_STATE_NORMAL) 1337 break; 1338 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1339 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1340 xpt_action((union ccb *)&cgd); 1341 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1342 softc->state = ADA_STATE_RAHEAD; 1343 else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) 1344 softc->state = ADA_STATE_WCACHE; 1345 else if ((softc->flags & ADA_FLAG_CAN_LOG) 1346 && (softc->zone_mode != ADA_ZONE_NONE)) 1347 softc->state = ADA_STATE_LOGDIR; 1348 else 1349 break; 1350 if (cam_periph_acquire(periph) != 0) 1351 softc->state = ADA_STATE_NORMAL; 1352 else 1353 xpt_schedule(periph, CAM_PRIORITY_DEV); 1354 } 1355 default: 1356 cam_periph_async(periph, code, path, arg); 1357 break; 1358 } 1359 } 1360 1361 static int 1362 adazonemodesysctl(SYSCTL_HANDLER_ARGS) 1363 { 1364 char tmpbuf[40]; 1365 struct ada_softc *softc; 1366 int error; 1367 1368 softc = (struct ada_softc *)arg1; 1369 1370 switch (softc->zone_mode) { 1371 case ADA_ZONE_DRIVE_MANAGED: 1372 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed"); 1373 break; 1374 case ADA_ZONE_HOST_AWARE: 1375 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware"); 1376 break; 1377 case ADA_ZONE_HOST_MANAGED: 1378 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed"); 1379 break; 1380 case ADA_ZONE_NONE: 1381 default: 1382 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned"); 1383 break; 1384 } 1385 1386 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req); 1387 1388 return (error); 1389 } 1390 1391 static int 1392 adazonesupsysctl(SYSCTL_HANDLER_ARGS) 1393 { 1394 char tmpbuf[180]; 1395 struct ada_softc *softc; 1396 struct sbuf sb; 1397 int error, first; 1398 unsigned int i; 1399 1400 softc = (struct ada_softc *)arg1; 1401 1402 error = 0; 1403 first = 1; 1404 sbuf_new(&sb, tmpbuf, sizeof(tmpbuf), 0); 1405 1406 for (i = 0; i < sizeof(ada_zone_desc_table) / 1407 sizeof(ada_zone_desc_table[0]); i++) { 1408 if (softc->zone_flags & ada_zone_desc_table[i].value) { 1409 if (first == 0) 1410 sbuf_printf(&sb, ", "); 1411 else 1412 first = 0; 1413 sbuf_cat(&sb, ada_zone_desc_table[i].desc); 1414 } 1415 } 1416 1417 if (first == 1) 1418 sbuf_printf(&sb, "None"); 1419 1420 sbuf_finish(&sb); 1421 1422 error = sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req); 1423 1424 return (error); 1425 } 1426 1427 1428 static void 1429 adasysctlinit(void *context, int pending) 1430 { 1431 struct cam_periph *periph; 1432 struct ada_softc *softc; 1433 char tmpstr[32], tmpstr2[16]; 1434 1435 periph = (struct cam_periph *)context; 1436 1437 /* periph was held for us when this task was enqueued */ 1438 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1439 cam_periph_release(periph); 1440 return; 1441 } 1442 1443 softc = (struct ada_softc *)periph->softc; 1444 snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d",periph->unit_number); 1445 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1446 1447 sysctl_ctx_init(&softc->sysctl_ctx); 1448 softc->flags |= ADA_FLAG_SCTX_INIT; 1449 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx, 1450 SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1451 CTLFLAG_RD, 0, tmpstr, "device_index"); 1452 if (softc->sysctl_tree == NULL) { 1453 printf("adasysctlinit: unable to allocate sysctl tree\n"); 1454 cam_periph_release(periph); 1455 return; 1456 } 1457 1458 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1459 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RW, 1460 softc, 0, adadeletemethodsysctl, "A", 1461 "BIO_DELETE execution method"); 1462 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1463 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1464 "trim_count", CTLFLAG_RD, &softc->trim_count, 1465 "Total number of dsm commands sent"); 1466 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1467 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1468 "trim_ranges", CTLFLAG_RD, &softc->trim_ranges, 1469 "Total number of ranges in dsm commands"); 1470 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1471 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1472 "trim_lbas", CTLFLAG_RD, &softc->trim_lbas, 1473 "Total lbas in the dsm commands sent"); 1474 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1475 OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1476 &softc->read_ahead, 0, "Enable disk read ahead."); 1477 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1478 OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1479 &softc->write_cache, 0, "Enable disk write cache."); 1480 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1481 OID_AUTO, "unmapped_io", CTLFLAG_RD | CTLFLAG_MPSAFE, 1482 &softc->unmappedio, 0, "Unmapped I/O leaf"); 1483 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1484 OID_AUTO, "rotating", CTLFLAG_RD | CTLFLAG_MPSAFE, 1485 &softc->rotating, 0, "Rotating media"); 1486 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1487 OID_AUTO, "zone_mode", CTLTYPE_STRING | CTLFLAG_RD, 1488 softc, 0, adazonemodesysctl, "A", 1489 "Zone Mode"); 1490 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1491 OID_AUTO, "zone_support", CTLTYPE_STRING | CTLFLAG_RD, 1492 softc, 0, adazonesupsysctl, "A", 1493 "Zone Support"); 1494 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1495 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1496 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones, 1497 "Optimal Number of Open Sequential Write Preferred Zones"); 1498 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1499 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1500 "optimal_nonseq_zones", CTLFLAG_RD, 1501 &softc->optimal_nonseq_zones, 1502 "Optimal Number of Non-Sequentially Written Sequential Write " 1503 "Preferred Zones"); 1504 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1505 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1506 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones, 1507 "Maximum Number of Open Sequential Write Required Zones"); 1508 1509 #ifdef CAM_TEST_FAILURE 1510 /* 1511 * Add a 'door bell' sysctl which allows one to set it from userland 1512 * and cause something bad to happen. For the moment, we only allow 1513 * whacking the next read or write. 1514 */ 1515 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1516 OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1517 &softc->force_read_error, 0, 1518 "Force a read error for the next N reads."); 1519 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1520 OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1521 &softc->force_write_error, 0, 1522 "Force a write error for the next N writes."); 1523 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1524 OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1525 &softc->periodic_read_error, 0, 1526 "Force a read error every N reads (don't set too low)."); 1527 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1528 OID_AUTO, "invalidate", CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE, 1529 periph, 0, cam_periph_invalidate_sysctl, "I", 1530 "Write 1 to invalidate the drive immediately"); 1531 #endif 1532 1533 #ifdef CAM_IO_STATS 1534 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx, 1535 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats", 1536 CTLFLAG_RD, 0, "Statistics"); 1537 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1538 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1539 OID_AUTO, "timeouts", CTLFLAG_RD | CTLFLAG_MPSAFE, 1540 &softc->timeouts, 0, 1541 "Device timeouts reported by the SIM"); 1542 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1543 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1544 OID_AUTO, "errors", CTLFLAG_RD | CTLFLAG_MPSAFE, 1545 &softc->errors, 0, 1546 "Transport errors reported by the SIM."); 1547 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1548 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1549 OID_AUTO, "pack_invalidations", CTLFLAG_RD | CTLFLAG_MPSAFE, 1550 &softc->invalidations, 0, 1551 "Device pack invalidations."); 1552 #endif 1553 1554 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx, 1555 softc->sysctl_tree); 1556 1557 cam_periph_release(periph); 1558 } 1559 1560 static int 1561 adagetattr(struct bio *bp) 1562 { 1563 int ret; 1564 struct cam_periph *periph; 1565 1566 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1567 cam_periph_lock(periph); 1568 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1569 periph->path); 1570 cam_periph_unlock(periph); 1571 if (ret == 0) 1572 bp->bio_completed = bp->bio_length; 1573 return ret; 1574 } 1575 1576 static int 1577 adadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 1578 { 1579 char buf[16]; 1580 const char *p; 1581 struct ada_softc *softc; 1582 int i, error, value, methods; 1583 1584 softc = (struct ada_softc *)arg1; 1585 1586 value = softc->delete_method; 1587 if (value < 0 || value > ADA_DELETE_MAX) 1588 p = "UNKNOWN"; 1589 else 1590 p = ada_delete_method_names[value]; 1591 strncpy(buf, p, sizeof(buf)); 1592 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 1593 if (error != 0 || req->newptr == NULL) 1594 return (error); 1595 methods = 1 << ADA_DELETE_DISABLE; 1596 if ((softc->flags & ADA_FLAG_CAN_CFA) && 1597 !(softc->flags & ADA_FLAG_CAN_48BIT)) 1598 methods |= 1 << ADA_DELETE_CFA_ERASE; 1599 if (softc->flags & ADA_FLAG_CAN_TRIM) 1600 methods |= 1 << ADA_DELETE_DSM_TRIM; 1601 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1602 methods |= 1 << ADA_DELETE_NCQ_DSM_TRIM; 1603 for (i = 0; i <= ADA_DELETE_MAX; i++) { 1604 if (!(methods & (1 << i)) || 1605 strcmp(buf, ada_delete_method_names[i]) != 0) 1606 continue; 1607 softc->delete_method = i; 1608 return (0); 1609 } 1610 return (EINVAL); 1611 } 1612 1613 static void 1614 adasetflags(struct ada_softc *softc, struct ccb_getdev *cgd) 1615 { 1616 if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1617 (cgd->inq_flags & SID_DMA)) 1618 softc->flags |= ADA_FLAG_CAN_DMA; 1619 else 1620 softc->flags &= ~ADA_FLAG_CAN_DMA; 1621 1622 if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1623 softc->flags |= ADA_FLAG_CAN_48BIT; 1624 if (cgd->inq_flags & SID_DMA48) 1625 softc->flags |= ADA_FLAG_CAN_DMA48; 1626 else 1627 softc->flags &= ~ADA_FLAG_CAN_DMA48; 1628 } else 1629 softc->flags &= ~(ADA_FLAG_CAN_48BIT | ADA_FLAG_CAN_DMA48); 1630 1631 if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1632 softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1633 else 1634 softc->flags &= ~ADA_FLAG_CAN_FLUSHCACHE; 1635 1636 if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1637 softc->flags |= ADA_FLAG_CAN_POWERMGT; 1638 else 1639 softc->flags &= ~ADA_FLAG_CAN_POWERMGT; 1640 1641 if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1642 (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1643 softc->flags |= ADA_FLAG_CAN_NCQ; 1644 else 1645 softc->flags &= ~ADA_FLAG_CAN_NCQ; 1646 1647 if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1648 (cgd->inq_flags & SID_DMA)) { 1649 softc->flags |= ADA_FLAG_CAN_TRIM; 1650 softc->trim_max_ranges = TRIM_MAX_RANGES; 1651 if (cgd->ident_data.max_dsm_blocks != 0) { 1652 softc->trim_max_ranges = 1653 min(cgd->ident_data.max_dsm_blocks * 1654 ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1655 } 1656 /* 1657 * If we can do RCVSND_FPDMA_QUEUED commands, we may be able 1658 * to do NCQ trims, if we support trims at all. We also need 1659 * support from the SIM to do things properly. Perhaps we 1660 * should look at log 13 dword 0 bit 0 and dword 1 bit 0 are 1661 * set too... 1662 */ 1663 if ((softc->quirks & ADA_Q_NCQ_TRIM_BROKEN) == 0 && 1664 (softc->flags & ADA_FLAG_PIM_ATA_EXT) != 0 && 1665 (cgd->ident_data.satacapabilities2 & 1666 ATA_SUPPORT_RCVSND_FPDMA_QUEUED) != 0 && 1667 (softc->flags & ADA_FLAG_CAN_TRIM) != 0) 1668 softc->flags |= ADA_FLAG_CAN_NCQ_TRIM; 1669 else 1670 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 1671 } else 1672 softc->flags &= ~(ADA_FLAG_CAN_TRIM | ADA_FLAG_CAN_NCQ_TRIM); 1673 1674 if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1675 softc->flags |= ADA_FLAG_CAN_CFA; 1676 else 1677 softc->flags &= ~ADA_FLAG_CAN_CFA; 1678 1679 /* 1680 * Now that we've set the appropriate flags, setup the delete 1681 * method. 1682 */ 1683 adasetdeletemethod(softc); 1684 1685 if ((cgd->ident_data.support.extension & ATA_SUPPORT_GENLOG) 1686 && ((softc->quirks & ADA_Q_LOG_BROKEN) == 0)) 1687 softc->flags |= ADA_FLAG_CAN_LOG; 1688 else 1689 softc->flags &= ~ADA_FLAG_CAN_LOG; 1690 1691 if ((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1692 ATA_SUPPORT_ZONE_HOST_AWARE) 1693 softc->zone_mode = ADA_ZONE_HOST_AWARE; 1694 else if (((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1695 ATA_SUPPORT_ZONE_DEV_MANAGED) 1696 || (softc->quirks & ADA_Q_SMR_DM)) 1697 softc->zone_mode = ADA_ZONE_DRIVE_MANAGED; 1698 else 1699 softc->zone_mode = ADA_ZONE_NONE; 1700 1701 if (cgd->ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1702 softc->flags |= ADA_FLAG_CAN_RAHEAD; 1703 else 1704 softc->flags &= ~ADA_FLAG_CAN_RAHEAD; 1705 1706 if (cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1707 softc->flags |= ADA_FLAG_CAN_WCACHE; 1708 else 1709 softc->flags &= ~ADA_FLAG_CAN_WCACHE; 1710 } 1711 1712 static cam_status 1713 adaregister(struct cam_periph *periph, void *arg) 1714 { 1715 struct ada_softc *softc; 1716 struct ccb_pathinq cpi; 1717 struct ccb_getdev *cgd; 1718 struct disk_params *dp; 1719 struct sbuf sb; 1720 char *announce_buf; 1721 caddr_t match; 1722 u_int maxio; 1723 int quirks; 1724 1725 cgd = (struct ccb_getdev *)arg; 1726 if (cgd == NULL) { 1727 printf("adaregister: no getdev CCB, can't register device\n"); 1728 return(CAM_REQ_CMP_ERR); 1729 } 1730 1731 softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1732 M_NOWAIT|M_ZERO); 1733 1734 if (softc == NULL) { 1735 printf("adaregister: Unable to probe new device. " 1736 "Unable to allocate softc\n"); 1737 return(CAM_REQ_CMP_ERR); 1738 } 1739 1740 announce_buf = softc->announce_temp; 1741 bzero(announce_buf, ADA_ANNOUNCETMP_SZ); 1742 1743 if (cam_iosched_init(&softc->cam_iosched, periph) != 0) { 1744 printf("adaregister: Unable to probe new device. " 1745 "Unable to allocate iosched memory\n"); 1746 free(softc, M_DEVBUF); 1747 return(CAM_REQ_CMP_ERR); 1748 } 1749 1750 periph->softc = softc; 1751 1752 /* 1753 * See if this device has any quirks. 1754 */ 1755 match = cam_quirkmatch((caddr_t)&cgd->ident_data, 1756 (caddr_t)ada_quirk_table, 1757 nitems(ada_quirk_table), 1758 sizeof(*ada_quirk_table), ata_identify_match); 1759 if (match != NULL) 1760 softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 1761 else 1762 softc->quirks = ADA_Q_NONE; 1763 1764 xpt_path_inq(&cpi, periph->path); 1765 1766 TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 1767 1768 /* 1769 * Register this media as a disk 1770 */ 1771 (void)cam_periph_hold(periph, PRIBIO); 1772 cam_periph_unlock(periph); 1773 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1774 "kern.cam.ada.%d.quirks", periph->unit_number); 1775 quirks = softc->quirks; 1776 TUNABLE_INT_FETCH(announce_buf, &quirks); 1777 softc->quirks = quirks; 1778 softc->read_ahead = -1; 1779 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1780 "kern.cam.ada.%d.read_ahead", periph->unit_number); 1781 TUNABLE_INT_FETCH(announce_buf, &softc->read_ahead); 1782 softc->write_cache = -1; 1783 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1784 "kern.cam.ada.%d.write_cache", periph->unit_number); 1785 TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 1786 1787 /* 1788 * Set support flags based on the Identify data and quirks. 1789 */ 1790 adasetflags(softc, cgd); 1791 1792 /* Disable queue sorting for non-rotational media by default. */ 1793 if (cgd->ident_data.media_rotation_rate == ATA_RATE_NON_ROTATING) { 1794 softc->rotating = 0; 1795 } else { 1796 softc->rotating = 1; 1797 } 1798 cam_iosched_set_sort_queue(softc->cam_iosched, softc->rotating ? -1 : 0); 1799 adagetparams(periph, cgd); 1800 softc->disk = disk_alloc(); 1801 softc->disk->d_rotation_rate = cgd->ident_data.media_rotation_rate; 1802 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 1803 periph->unit_number, softc->params.secsize, 1804 DEVSTAT_ALL_SUPPORTED, 1805 DEVSTAT_TYPE_DIRECT | 1806 XPORT_DEVSTAT_TYPE(cpi.transport), 1807 DEVSTAT_PRIORITY_DISK); 1808 softc->disk->d_open = adaopen; 1809 softc->disk->d_close = adaclose; 1810 softc->disk->d_strategy = adastrategy; 1811 softc->disk->d_getattr = adagetattr; 1812 softc->disk->d_dump = adadump; 1813 softc->disk->d_gone = adadiskgonecb; 1814 softc->disk->d_name = "ada"; 1815 softc->disk->d_drv1 = periph; 1816 maxio = cpi.maxio; /* Honor max I/O size of SIM */ 1817 if (maxio == 0) 1818 maxio = DFLTPHYS; /* traditional default */ 1819 else if (maxio > MAXPHYS) 1820 maxio = MAXPHYS; /* for safety */ 1821 if (softc->flags & ADA_FLAG_CAN_48BIT) 1822 maxio = min(maxio, 65536 * softc->params.secsize); 1823 else /* 28bit ATA command limit */ 1824 maxio = min(maxio, 256 * softc->params.secsize); 1825 if (softc->quirks & ADA_Q_128KB) 1826 maxio = min(maxio, 128 * 1024); 1827 softc->disk->d_maxsize = maxio; 1828 softc->disk->d_unit = periph->unit_number; 1829 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE; 1830 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) 1831 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 1832 /* Device lies about TRIM capability. */ 1833 if ((softc->quirks & ADA_Q_NO_TRIM) && 1834 (softc->flags & ADA_FLAG_CAN_TRIM)) 1835 softc->flags &= ~ADA_FLAG_CAN_TRIM; 1836 if (softc->flags & ADA_FLAG_CAN_TRIM) { 1837 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1838 softc->disk->d_delmaxsize = softc->params.secsize * 1839 ATA_DSM_RANGE_MAX * 1840 softc->trim_max_ranges; 1841 } else if ((softc->flags & ADA_FLAG_CAN_CFA) && 1842 !(softc->flags & ADA_FLAG_CAN_48BIT)) { 1843 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1844 softc->disk->d_delmaxsize = 256 * softc->params.secsize; 1845 } else 1846 softc->disk->d_delmaxsize = maxio; 1847 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) { 1848 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO; 1849 softc->unmappedio = 1; 1850 } 1851 if (cpi.hba_misc & PIM_ATA_EXT) 1852 softc->flags |= ADA_FLAG_PIM_ATA_EXT; 1853 strlcpy(softc->disk->d_descr, cgd->ident_data.model, 1854 MIN(sizeof(softc->disk->d_descr), sizeof(cgd->ident_data.model))); 1855 strlcpy(softc->disk->d_ident, cgd->ident_data.serial, 1856 MIN(sizeof(softc->disk->d_ident), sizeof(cgd->ident_data.serial))); 1857 softc->disk->d_hba_vendor = cpi.hba_vendor; 1858 softc->disk->d_hba_device = cpi.hba_device; 1859 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 1860 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 1861 1862 softc->disk->d_sectorsize = softc->params.secsize; 1863 softc->disk->d_mediasize = (off_t)softc->params.sectors * 1864 softc->params.secsize; 1865 if (ata_physical_sector_size(&cgd->ident_data) != 1866 softc->params.secsize) { 1867 softc->disk->d_stripesize = 1868 ata_physical_sector_size(&cgd->ident_data); 1869 softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 1870 ata_logical_sector_offset(&cgd->ident_data)) % 1871 softc->disk->d_stripesize; 1872 } else if (softc->quirks & ADA_Q_4K) { 1873 softc->disk->d_stripesize = 4096; 1874 softc->disk->d_stripeoffset = 0; 1875 } 1876 softc->disk->d_fwsectors = softc->params.secs_per_track; 1877 softc->disk->d_fwheads = softc->params.heads; 1878 ata_disk_firmware_geom_adjust(softc->disk); 1879 1880 /* 1881 * Acquire a reference to the periph before we register with GEOM. 1882 * We'll release this reference once GEOM calls us back (via 1883 * adadiskgonecb()) telling us that our provider has been freed. 1884 */ 1885 if (cam_periph_acquire(periph) != 0) { 1886 xpt_print(periph->path, "%s: lost periph during " 1887 "registration!\n", __func__); 1888 cam_periph_lock(periph); 1889 return (CAM_REQ_CMP_ERR); 1890 } 1891 disk_create(softc->disk, DISK_VERSION); 1892 cam_periph_lock(periph); 1893 1894 dp = &softc->params; 1895 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1896 "%juMB (%ju %u byte sectors)", 1897 ((uintmax_t)dp->secsize * dp->sectors) / (1024 * 1024), 1898 (uintmax_t)dp->sectors, dp->secsize); 1899 1900 sbuf_new(&sb, softc->announce_buffer, ADA_ANNOUNCE_SZ, SBUF_FIXEDLEN); 1901 xpt_announce_periph_sbuf(periph, &sb, announce_buf); 1902 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks, ADA_Q_BIT_STRING); 1903 sbuf_finish(&sb); 1904 sbuf_putbuf(&sb); 1905 1906 /* 1907 * Create our sysctl variables, now that we know 1908 * we have successfully attached. 1909 */ 1910 if (cam_periph_acquire(periph) == 0) 1911 taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1912 1913 /* 1914 * Add async callbacks for bus reset and 1915 * bus device reset calls. I don't bother 1916 * checking if this fails as, in most cases, 1917 * the system will function just fine without 1918 * them and the only alternative would be to 1919 * not attach the device on failure. 1920 */ 1921 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 1922 AC_GETDEV_CHANGED | AC_ADVINFO_CHANGED, 1923 adaasync, periph, periph->path); 1924 1925 /* 1926 * Schedule a periodic event to occasionally send an 1927 * ordered tag to a device. 1928 */ 1929 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 1930 callout_reset(&softc->sendordered_c, 1931 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1932 adasendorderedtag, softc); 1933 1934 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) { 1935 softc->state = ADA_STATE_RAHEAD; 1936 } else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) { 1937 softc->state = ADA_STATE_WCACHE; 1938 } else if ((softc->flags & ADA_FLAG_CAN_LOG) 1939 && (softc->zone_mode != ADA_ZONE_NONE)) { 1940 softc->state = ADA_STATE_LOGDIR; 1941 } else { 1942 /* 1943 * Nothing to probe, so we can just transition to the 1944 * normal state. 1945 */ 1946 adaprobedone(periph, NULL); 1947 return(CAM_REQ_CMP); 1948 } 1949 1950 xpt_schedule(periph, CAM_PRIORITY_DEV); 1951 1952 return(CAM_REQ_CMP); 1953 } 1954 1955 static int 1956 ada_dsmtrim_req_create(struct ada_softc *softc, struct bio *bp, struct trim_request *req) 1957 { 1958 uint64_t lastlba = (uint64_t)-1, lbas = 0; 1959 int c, lastcount = 0, off, ranges = 0; 1960 1961 bzero(req, sizeof(*req)); 1962 TAILQ_INIT(&req->bps); 1963 do { 1964 uint64_t lba = bp->bio_pblkno; 1965 int count = bp->bio_bcount / softc->params.secsize; 1966 1967 /* Try to extend the previous range. */ 1968 if (lba == lastlba) { 1969 c = min(count, ATA_DSM_RANGE_MAX - lastcount); 1970 lastcount += c; 1971 off = (ranges - 1) * ATA_DSM_RANGE_SIZE; 1972 req->data[off + 6] = lastcount & 0xff; 1973 req->data[off + 7] = 1974 (lastcount >> 8) & 0xff; 1975 count -= c; 1976 lba += c; 1977 lbas += c; 1978 } 1979 1980 while (count > 0) { 1981 c = min(count, ATA_DSM_RANGE_MAX); 1982 off = ranges * ATA_DSM_RANGE_SIZE; 1983 req->data[off + 0] = lba & 0xff; 1984 req->data[off + 1] = (lba >> 8) & 0xff; 1985 req->data[off + 2] = (lba >> 16) & 0xff; 1986 req->data[off + 3] = (lba >> 24) & 0xff; 1987 req->data[off + 4] = (lba >> 32) & 0xff; 1988 req->data[off + 5] = (lba >> 40) & 0xff; 1989 req->data[off + 6] = c & 0xff; 1990 req->data[off + 7] = (c >> 8) & 0xff; 1991 lba += c; 1992 lbas += c; 1993 count -= c; 1994 lastcount = c; 1995 ranges++; 1996 /* 1997 * Its the caller's responsibility to ensure the 1998 * request will fit so we don't need to check for 1999 * overrun here 2000 */ 2001 } 2002 lastlba = lba; 2003 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 2004 2005 bp = cam_iosched_next_trim(softc->cam_iosched); 2006 if (bp == NULL) 2007 break; 2008 if (bp->bio_bcount / softc->params.secsize > 2009 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) { 2010 cam_iosched_put_back_trim(softc->cam_iosched, bp); 2011 break; 2012 } 2013 } while (1); 2014 softc->trim_count++; 2015 softc->trim_ranges += ranges; 2016 softc->trim_lbas += lbas; 2017 2018 return (ranges); 2019 } 2020 2021 static void 2022 ada_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2023 { 2024 struct trim_request *req = &softc->trim_req; 2025 int ranges; 2026 2027 ranges = ada_dsmtrim_req_create(softc, bp, req); 2028 cam_fill_ataio(ataio, 2029 ada_retry_count, 2030 adadone, 2031 CAM_DIR_OUT, 2032 0, 2033 req->data, 2034 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 2035 ada_default_timeout * 1000); 2036 ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 2037 ATA_DSM_TRIM, 0, howmany(ranges, ATA_DSM_BLK_RANGES)); 2038 } 2039 2040 static void 2041 ada_ncq_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2042 { 2043 struct trim_request *req = &softc->trim_req; 2044 int ranges; 2045 2046 ranges = ada_dsmtrim_req_create(softc, bp, req); 2047 cam_fill_ataio(ataio, 2048 ada_retry_count, 2049 adadone, 2050 CAM_DIR_OUT, 2051 0, 2052 req->data, 2053 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 2054 ada_default_timeout * 1000); 2055 ata_ncq_cmd(ataio, 2056 ATA_SEND_FPDMA_QUEUED, 2057 0, 2058 howmany(ranges, ATA_DSM_BLK_RANGES)); 2059 ataio->cmd.sector_count_exp = ATA_SFPDMA_DSM; 2060 ataio->ata_flags |= ATA_FLAG_AUX; 2061 ataio->aux = 1; 2062 } 2063 2064 static void 2065 ada_cfaerase(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2066 { 2067 struct trim_request *req = &softc->trim_req; 2068 uint64_t lba = bp->bio_pblkno; 2069 uint16_t count = bp->bio_bcount / softc->params.secsize; 2070 2071 bzero(req, sizeof(*req)); 2072 TAILQ_INIT(&req->bps); 2073 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 2074 2075 cam_fill_ataio(ataio, 2076 ada_retry_count, 2077 adadone, 2078 CAM_DIR_NONE, 2079 0, 2080 NULL, 2081 0, 2082 ada_default_timeout*1000); 2083 2084 if (count >= 256) 2085 count = 0; 2086 ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 2087 } 2088 2089 static int 2090 ada_zone_bio_to_ata(int disk_zone_cmd) 2091 { 2092 switch (disk_zone_cmd) { 2093 case DISK_ZONE_OPEN: 2094 return ATA_ZM_OPEN_ZONE; 2095 case DISK_ZONE_CLOSE: 2096 return ATA_ZM_CLOSE_ZONE; 2097 case DISK_ZONE_FINISH: 2098 return ATA_ZM_FINISH_ZONE; 2099 case DISK_ZONE_RWP: 2100 return ATA_ZM_RWP; 2101 } 2102 2103 return -1; 2104 } 2105 2106 static int 2107 ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp, 2108 int *queue_ccb) 2109 { 2110 struct ada_softc *softc; 2111 int error; 2112 2113 error = 0; 2114 2115 if (bp->bio_cmd != BIO_ZONE) { 2116 error = EINVAL; 2117 goto bailout; 2118 } 2119 2120 softc = periph->softc; 2121 2122 switch (bp->bio_zone.zone_cmd) { 2123 case DISK_ZONE_OPEN: 2124 case DISK_ZONE_CLOSE: 2125 case DISK_ZONE_FINISH: 2126 case DISK_ZONE_RWP: { 2127 int zone_flags; 2128 int zone_sa; 2129 uint64_t lba; 2130 2131 zone_sa = ada_zone_bio_to_ata(bp->bio_zone.zone_cmd); 2132 if (zone_sa == -1) { 2133 xpt_print(periph->path, "Cannot translate zone " 2134 "cmd %#x to ATA\n", bp->bio_zone.zone_cmd); 2135 error = EINVAL; 2136 goto bailout; 2137 } 2138 2139 zone_flags = 0; 2140 lba = bp->bio_zone.zone_params.rwp.id; 2141 2142 if (bp->bio_zone.zone_params.rwp.flags & 2143 DISK_ZONE_RWP_FLAG_ALL) 2144 zone_flags |= ZBC_OUT_ALL; 2145 2146 ata_zac_mgmt_out(&ccb->ataio, 2147 /*retries*/ ada_retry_count, 2148 /*cbfcnp*/ adadone, 2149 /*use_ncq*/ (softc->flags & 2150 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2151 /*zm_action*/ zone_sa, 2152 /*zone_id*/ lba, 2153 /*zone_flags*/ zone_flags, 2154 /*sector_count*/ 0, 2155 /*data_ptr*/ NULL, 2156 /*dxfer_len*/ 0, 2157 /*timeout*/ ada_default_timeout * 1000); 2158 *queue_ccb = 1; 2159 2160 break; 2161 } 2162 case DISK_ZONE_REPORT_ZONES: { 2163 uint8_t *rz_ptr; 2164 uint32_t num_entries, alloc_size; 2165 struct disk_zone_report *rep; 2166 2167 rep = &bp->bio_zone.zone_params.report; 2168 2169 num_entries = rep->entries_allocated; 2170 if (num_entries == 0) { 2171 xpt_print(periph->path, "No entries allocated for " 2172 "Report Zones request\n"); 2173 error = EINVAL; 2174 goto bailout; 2175 } 2176 alloc_size = sizeof(struct scsi_report_zones_hdr) + 2177 (sizeof(struct scsi_report_zones_desc) * num_entries); 2178 alloc_size = min(alloc_size, softc->disk->d_maxsize); 2179 rz_ptr = malloc(alloc_size, M_ATADA, M_NOWAIT | M_ZERO); 2180 if (rz_ptr == NULL) { 2181 xpt_print(periph->path, "Unable to allocate memory " 2182 "for Report Zones request\n"); 2183 error = ENOMEM; 2184 goto bailout; 2185 } 2186 2187 ata_zac_mgmt_in(&ccb->ataio, 2188 /*retries*/ ada_retry_count, 2189 /*cbcfnp*/ adadone, 2190 /*use_ncq*/ (softc->flags & 2191 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2192 /*zm_action*/ ATA_ZM_REPORT_ZONES, 2193 /*zone_id*/ rep->starting_id, 2194 /*zone_flags*/ rep->rep_options, 2195 /*data_ptr*/ rz_ptr, 2196 /*dxfer_len*/ alloc_size, 2197 /*timeout*/ ada_default_timeout * 1000); 2198 2199 /* 2200 * For BIO_ZONE, this isn't normally needed. However, it 2201 * is used by devstat_end_transaction_bio() to determine 2202 * how much data was transferred. 2203 */ 2204 /* 2205 * XXX KDM we have a problem. But I'm not sure how to fix 2206 * it. devstat uses bio_bcount - bio_resid to calculate 2207 * the amount of data transferred. The GEOM disk code 2208 * uses bio_length - bio_resid to calculate the amount of 2209 * data in bio_completed. We have different structure 2210 * sizes above and below the ada(4) driver. So, if we 2211 * use the sizes above, the amount transferred won't be 2212 * quite accurate for devstat. If we use different sizes 2213 * for bio_bcount and bio_length (above and below 2214 * respectively), then the residual needs to match one or 2215 * the other. Everything is calculated after the bio 2216 * leaves the driver, so changing the values around isn't 2217 * really an option. For now, just set the count to the 2218 * passed in length. This means that the calculations 2219 * above (e.g. bio_completed) will be correct, but the 2220 * amount of data reported to devstat will be slightly 2221 * under or overstated. 2222 */ 2223 bp->bio_bcount = bp->bio_length; 2224 2225 *queue_ccb = 1; 2226 2227 break; 2228 } 2229 case DISK_ZONE_GET_PARAMS: { 2230 struct disk_zone_disk_params *params; 2231 2232 params = &bp->bio_zone.zone_params.disk_params; 2233 bzero(params, sizeof(*params)); 2234 2235 switch (softc->zone_mode) { 2236 case ADA_ZONE_DRIVE_MANAGED: 2237 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED; 2238 break; 2239 case ADA_ZONE_HOST_AWARE: 2240 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE; 2241 break; 2242 case ADA_ZONE_HOST_MANAGED: 2243 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED; 2244 break; 2245 default: 2246 case ADA_ZONE_NONE: 2247 params->zone_mode = DISK_ZONE_MODE_NONE; 2248 break; 2249 } 2250 2251 if (softc->zone_flags & ADA_ZONE_FLAG_URSWRZ) 2252 params->flags |= DISK_ZONE_DISK_URSWRZ; 2253 2254 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_SEQ_SET) { 2255 params->optimal_seq_zones = softc->optimal_seq_zones; 2256 params->flags |= DISK_ZONE_OPT_SEQ_SET; 2257 } 2258 2259 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_NONSEQ_SET) { 2260 params->optimal_nonseq_zones = 2261 softc->optimal_nonseq_zones; 2262 params->flags |= DISK_ZONE_OPT_NONSEQ_SET; 2263 } 2264 2265 if (softc->zone_flags & ADA_ZONE_FLAG_MAX_SEQ_SET) { 2266 params->max_seq_zones = softc->max_seq_zones; 2267 params->flags |= DISK_ZONE_MAX_SEQ_SET; 2268 } 2269 if (softc->zone_flags & ADA_ZONE_FLAG_RZ_SUP) 2270 params->flags |= DISK_ZONE_RZ_SUP; 2271 2272 if (softc->zone_flags & ADA_ZONE_FLAG_OPEN_SUP) 2273 params->flags |= DISK_ZONE_OPEN_SUP; 2274 2275 if (softc->zone_flags & ADA_ZONE_FLAG_CLOSE_SUP) 2276 params->flags |= DISK_ZONE_CLOSE_SUP; 2277 2278 if (softc->zone_flags & ADA_ZONE_FLAG_FINISH_SUP) 2279 params->flags |= DISK_ZONE_FINISH_SUP; 2280 2281 if (softc->zone_flags & ADA_ZONE_FLAG_RWP_SUP) 2282 params->flags |= DISK_ZONE_RWP_SUP; 2283 break; 2284 } 2285 default: 2286 break; 2287 } 2288 bailout: 2289 return (error); 2290 } 2291 2292 static void 2293 adastart(struct cam_periph *periph, union ccb *start_ccb) 2294 { 2295 struct ada_softc *softc = (struct ada_softc *)periph->softc; 2296 struct ccb_ataio *ataio = &start_ccb->ataio; 2297 2298 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastart\n")); 2299 2300 switch (softc->state) { 2301 case ADA_STATE_NORMAL: 2302 { 2303 struct bio *bp; 2304 u_int8_t tag_code; 2305 2306 bp = cam_iosched_next_bio(softc->cam_iosched); 2307 if (bp == NULL) { 2308 xpt_release_ccb(start_ccb); 2309 break; 2310 } 2311 2312 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2313 (bp->bio_cmd != BIO_DELETE && (softc->flags & ADA_FLAG_NEED_OTAG) != 0)) { 2314 softc->flags &= ~ADA_FLAG_NEED_OTAG; 2315 softc->flags |= ADA_FLAG_WAS_OTAG; 2316 tag_code = 0; 2317 } else { 2318 tag_code = 1; 2319 } 2320 switch (bp->bio_cmd) { 2321 case BIO_WRITE: 2322 case BIO_READ: 2323 { 2324 uint64_t lba = bp->bio_pblkno; 2325 uint16_t count = bp->bio_bcount / softc->params.secsize; 2326 void *data_ptr; 2327 int rw_op; 2328 2329 if (bp->bio_cmd == BIO_WRITE) { 2330 softc->flags |= ADA_FLAG_DIRTY; 2331 rw_op = CAM_DIR_OUT; 2332 } else { 2333 rw_op = CAM_DIR_IN; 2334 } 2335 2336 data_ptr = bp->bio_data; 2337 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) { 2338 rw_op |= CAM_DATA_BIO; 2339 data_ptr = bp; 2340 } 2341 2342 #ifdef CAM_TEST_FAILURE 2343 int fail = 0; 2344 2345 /* 2346 * Support the failure ioctls. If the command is a 2347 * read, and there are pending forced read errors, or 2348 * if a write and pending write errors, then fail this 2349 * operation with EIO. This is useful for testing 2350 * purposes. Also, support having every Nth read fail. 2351 * 2352 * This is a rather blunt tool. 2353 */ 2354 if (bp->bio_cmd == BIO_READ) { 2355 if (softc->force_read_error) { 2356 softc->force_read_error--; 2357 fail = 1; 2358 } 2359 if (softc->periodic_read_error > 0) { 2360 if (++softc->periodic_read_count >= 2361 softc->periodic_read_error) { 2362 softc->periodic_read_count = 0; 2363 fail = 1; 2364 } 2365 } 2366 } else { 2367 if (softc->force_write_error) { 2368 softc->force_write_error--; 2369 fail = 1; 2370 } 2371 } 2372 if (fail) { 2373 biofinish(bp, NULL, EIO); 2374 xpt_release_ccb(start_ccb); 2375 adaschedule(periph); 2376 return; 2377 } 2378 #endif 2379 KASSERT((bp->bio_flags & BIO_UNMAPPED) == 0 || 2380 round_page(bp->bio_bcount + bp->bio_ma_offset) / 2381 PAGE_SIZE == bp->bio_ma_n, 2382 ("Short bio %p", bp)); 2383 cam_fill_ataio(ataio, 2384 ada_retry_count, 2385 adadone, 2386 rw_op, 2387 0, 2388 data_ptr, 2389 bp->bio_bcount, 2390 ada_default_timeout*1000); 2391 2392 if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 2393 if (bp->bio_cmd == BIO_READ) { 2394 ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 2395 lba, count); 2396 } else { 2397 ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 2398 lba, count); 2399 } 2400 } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 2401 (lba + count >= ATA_MAX_28BIT_LBA || 2402 count > 256)) { 2403 if (softc->flags & ADA_FLAG_CAN_DMA48) { 2404 if (bp->bio_cmd == BIO_READ) { 2405 ata_48bit_cmd(ataio, ATA_READ_DMA48, 2406 0, lba, count); 2407 } else { 2408 ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 2409 0, lba, count); 2410 } 2411 } else { 2412 if (bp->bio_cmd == BIO_READ) { 2413 ata_48bit_cmd(ataio, ATA_READ_MUL48, 2414 0, lba, count); 2415 } else { 2416 ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 2417 0, lba, count); 2418 } 2419 } 2420 } else { 2421 if (count == 256) 2422 count = 0; 2423 if (softc->flags & ADA_FLAG_CAN_DMA) { 2424 if (bp->bio_cmd == BIO_READ) { 2425 ata_28bit_cmd(ataio, ATA_READ_DMA, 2426 0, lba, count); 2427 } else { 2428 ata_28bit_cmd(ataio, ATA_WRITE_DMA, 2429 0, lba, count); 2430 } 2431 } else { 2432 if (bp->bio_cmd == BIO_READ) { 2433 ata_28bit_cmd(ataio, ATA_READ_MUL, 2434 0, lba, count); 2435 } else { 2436 ata_28bit_cmd(ataio, ATA_WRITE_MUL, 2437 0, lba, count); 2438 } 2439 } 2440 } 2441 break; 2442 } 2443 case BIO_DELETE: 2444 switch (softc->delete_method) { 2445 case ADA_DELETE_NCQ_DSM_TRIM: 2446 ada_ncq_dsmtrim(softc, bp, ataio); 2447 break; 2448 case ADA_DELETE_DSM_TRIM: 2449 ada_dsmtrim(softc, bp, ataio); 2450 break; 2451 case ADA_DELETE_CFA_ERASE: 2452 ada_cfaerase(softc, bp, ataio); 2453 break; 2454 default: 2455 biofinish(bp, NULL, EOPNOTSUPP); 2456 xpt_release_ccb(start_ccb); 2457 adaschedule(periph); 2458 return; 2459 } 2460 start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 2461 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2462 cam_iosched_submit_trim(softc->cam_iosched); 2463 goto out; 2464 case BIO_FLUSH: 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->flags & ADA_FLAG_CAN_48BIT) 2475 ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 2476 else 2477 ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 2478 break; 2479 case BIO_ZONE: { 2480 int error, queue_ccb; 2481 2482 queue_ccb = 0; 2483 2484 error = ada_zone_cmd(periph, start_ccb, bp, &queue_ccb); 2485 if ((error != 0) 2486 || (queue_ccb == 0)) { 2487 biofinish(bp, NULL, error); 2488 xpt_release_ccb(start_ccb); 2489 return; 2490 } 2491 break; 2492 } 2493 } 2494 start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 2495 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2496 out: 2497 start_ccb->ccb_h.ccb_bp = bp; 2498 softc->outstanding_cmds++; 2499 softc->refcount++; 2500 cam_periph_unlock(periph); 2501 xpt_action(start_ccb); 2502 cam_periph_lock(periph); 2503 2504 /* May have more work to do, so ensure we stay scheduled */ 2505 adaschedule(periph); 2506 break; 2507 } 2508 case ADA_STATE_RAHEAD: 2509 case ADA_STATE_WCACHE: 2510 { 2511 cam_fill_ataio(ataio, 2512 1, 2513 adadone, 2514 CAM_DIR_NONE, 2515 0, 2516 NULL, 2517 0, 2518 ada_default_timeout*1000); 2519 2520 if (softc->state == ADA_STATE_RAHEAD) { 2521 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_RA ? 2522 ATA_SF_ENAB_RCACHE : ATA_SF_DIS_RCACHE, 0, 0); 2523 start_ccb->ccb_h.ccb_state = ADA_CCB_RAHEAD; 2524 } else { 2525 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_WC ? 2526 ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 2527 start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 2528 } 2529 start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 2530 xpt_action(start_ccb); 2531 break; 2532 } 2533 case ADA_STATE_LOGDIR: 2534 { 2535 struct ata_gp_log_dir *log_dir; 2536 2537 if ((softc->flags & ADA_FLAG_CAN_LOG) == 0) { 2538 adaprobedone(periph, start_ccb); 2539 break; 2540 } 2541 2542 log_dir = malloc(sizeof(*log_dir), M_ATADA, M_NOWAIT|M_ZERO); 2543 if (log_dir == NULL) { 2544 xpt_print(periph->path, "Couldn't malloc log_dir " 2545 "data\n"); 2546 softc->state = ADA_STATE_NORMAL; 2547 xpt_release_ccb(start_ccb); 2548 break; 2549 } 2550 2551 2552 ata_read_log(ataio, 2553 /*retries*/1, 2554 /*cbfcnp*/adadone, 2555 /*log_address*/ ATA_LOG_DIRECTORY, 2556 /*page_number*/ 0, 2557 /*block_count*/ 1, 2558 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2559 CAM_ATAIO_DMA : 0, 2560 /*data_ptr*/ (uint8_t *)log_dir, 2561 /*dxfer_len*/sizeof(*log_dir), 2562 /*timeout*/ada_default_timeout*1000); 2563 2564 start_ccb->ccb_h.ccb_state = ADA_CCB_LOGDIR; 2565 xpt_action(start_ccb); 2566 break; 2567 } 2568 case ADA_STATE_IDDIR: 2569 { 2570 struct ata_identify_log_pages *id_dir; 2571 2572 id_dir = malloc(sizeof(*id_dir), M_ATADA, M_NOWAIT | M_ZERO); 2573 if (id_dir == NULL) { 2574 xpt_print(periph->path, "Couldn't malloc id_dir " 2575 "data\n"); 2576 adaprobedone(periph, start_ccb); 2577 break; 2578 } 2579 2580 ata_read_log(ataio, 2581 /*retries*/1, 2582 /*cbfcnp*/adadone, 2583 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2584 /*page_number*/ ATA_IDL_PAGE_LIST, 2585 /*block_count*/ 1, 2586 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2587 CAM_ATAIO_DMA : 0, 2588 /*data_ptr*/ (uint8_t *)id_dir, 2589 /*dxfer_len*/ sizeof(*id_dir), 2590 /*timeout*/ada_default_timeout*1000); 2591 2592 start_ccb->ccb_h.ccb_state = ADA_CCB_IDDIR; 2593 xpt_action(start_ccb); 2594 break; 2595 } 2596 case ADA_STATE_SUP_CAP: 2597 { 2598 struct ata_identify_log_sup_cap *sup_cap; 2599 2600 sup_cap = malloc(sizeof(*sup_cap), M_ATADA, M_NOWAIT|M_ZERO); 2601 if (sup_cap == NULL) { 2602 xpt_print(periph->path, "Couldn't malloc sup_cap " 2603 "data\n"); 2604 adaprobedone(periph, start_ccb); 2605 break; 2606 } 2607 2608 ata_read_log(ataio, 2609 /*retries*/1, 2610 /*cbfcnp*/adadone, 2611 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2612 /*page_number*/ ATA_IDL_SUP_CAP, 2613 /*block_count*/ 1, 2614 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2615 CAM_ATAIO_DMA : 0, 2616 /*data_ptr*/ (uint8_t *)sup_cap, 2617 /*dxfer_len*/ sizeof(*sup_cap), 2618 /*timeout*/ada_default_timeout*1000); 2619 2620 start_ccb->ccb_h.ccb_state = ADA_CCB_SUP_CAP; 2621 xpt_action(start_ccb); 2622 break; 2623 } 2624 case ADA_STATE_ZONE: 2625 { 2626 struct ata_zoned_info_log *ata_zone; 2627 2628 ata_zone = malloc(sizeof(*ata_zone), M_ATADA, M_NOWAIT|M_ZERO); 2629 if (ata_zone == NULL) { 2630 xpt_print(periph->path, "Couldn't malloc ata_zone " 2631 "data\n"); 2632 adaprobedone(periph, start_ccb); 2633 break; 2634 } 2635 2636 ata_read_log(ataio, 2637 /*retries*/1, 2638 /*cbfcnp*/adadone, 2639 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2640 /*page_number*/ ATA_IDL_ZDI, 2641 /*block_count*/ 1, 2642 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2643 CAM_ATAIO_DMA : 0, 2644 /*data_ptr*/ (uint8_t *)ata_zone, 2645 /*dxfer_len*/ sizeof(*ata_zone), 2646 /*timeout*/ada_default_timeout*1000); 2647 2648 start_ccb->ccb_h.ccb_state = ADA_CCB_ZONE; 2649 xpt_action(start_ccb); 2650 break; 2651 } 2652 } 2653 } 2654 2655 static void 2656 adaprobedone(struct cam_periph *periph, union ccb *ccb) 2657 { 2658 struct ada_softc *softc; 2659 2660 softc = (struct ada_softc *)periph->softc; 2661 2662 if (ccb != NULL) 2663 xpt_release_ccb(ccb); 2664 2665 softc->state = ADA_STATE_NORMAL; 2666 softc->flags |= ADA_FLAG_PROBED; 2667 adaschedule(periph); 2668 if ((softc->flags & ADA_FLAG_ANNOUNCED) == 0) { 2669 softc->flags |= ADA_FLAG_ANNOUNCED; 2670 cam_periph_unhold(periph); 2671 } else { 2672 cam_periph_release_locked(periph); 2673 } 2674 } 2675 2676 static void 2677 adazonedone(struct cam_periph *periph, union ccb *ccb) 2678 { 2679 struct bio *bp; 2680 2681 bp = (struct bio *)ccb->ccb_h.ccb_bp; 2682 2683 switch (bp->bio_zone.zone_cmd) { 2684 case DISK_ZONE_OPEN: 2685 case DISK_ZONE_CLOSE: 2686 case DISK_ZONE_FINISH: 2687 case DISK_ZONE_RWP: 2688 break; 2689 case DISK_ZONE_REPORT_ZONES: { 2690 uint32_t avail_len; 2691 struct disk_zone_report *rep; 2692 struct scsi_report_zones_hdr *hdr; 2693 struct scsi_report_zones_desc *desc; 2694 struct disk_zone_rep_entry *entry; 2695 uint32_t hdr_len, num_avail; 2696 uint32_t num_to_fill, i; 2697 2698 rep = &bp->bio_zone.zone_params.report; 2699 avail_len = ccb->ataio.dxfer_len - ccb->ataio.resid; 2700 /* 2701 * Note that bio_resid isn't normally used for zone 2702 * commands, but it is used by devstat_end_transaction_bio() 2703 * to determine how much data was transferred. Because 2704 * the size of the SCSI/ATA data structures is different 2705 * than the size of the BIO interface structures, the 2706 * amount of data actually transferred from the drive will 2707 * be different than the amount of data transferred to 2708 * the user. 2709 */ 2710 hdr = (struct scsi_report_zones_hdr *)ccb->ataio.data_ptr; 2711 if (avail_len < sizeof(*hdr)) { 2712 /* 2713 * Is there a better error than EIO here? We asked 2714 * for at least the header, and we got less than 2715 * that. 2716 */ 2717 bp->bio_error = EIO; 2718 bp->bio_flags |= BIO_ERROR; 2719 bp->bio_resid = bp->bio_bcount; 2720 break; 2721 } 2722 2723 hdr_len = le32dec(hdr->length); 2724 if (hdr_len > 0) 2725 rep->entries_available = hdr_len / sizeof(*desc); 2726 else 2727 rep->entries_available = 0; 2728 /* 2729 * NOTE: using the same values for the BIO version of the 2730 * same field as the SCSI/ATA values. This means we could 2731 * get some additional values that aren't defined in bio.h 2732 * if more values of the same field are defined later. 2733 */ 2734 rep->header.same = hdr->byte4 & SRZ_SAME_MASK; 2735 rep->header.maximum_lba = le64dec(hdr->maximum_lba); 2736 /* 2737 * If the drive reports no entries that match the query, 2738 * we're done. 2739 */ 2740 if (hdr_len == 0) { 2741 rep->entries_filled = 0; 2742 bp->bio_resid = bp->bio_bcount; 2743 break; 2744 } 2745 2746 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc), 2747 hdr_len / sizeof(*desc)); 2748 /* 2749 * If the drive didn't return any data, then we're done. 2750 */ 2751 if (num_avail == 0) { 2752 rep->entries_filled = 0; 2753 bp->bio_resid = bp->bio_bcount; 2754 break; 2755 } 2756 2757 num_to_fill = min(num_avail, rep->entries_allocated); 2758 /* 2759 * If the user didn't allocate any entries for us to fill, 2760 * we're done. 2761 */ 2762 if (num_to_fill == 0) { 2763 rep->entries_filled = 0; 2764 bp->bio_resid = bp->bio_bcount; 2765 break; 2766 } 2767 2768 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0]; 2769 i < num_to_fill; i++, desc++, entry++) { 2770 /* 2771 * NOTE: we're mapping the values here directly 2772 * from the SCSI/ATA bit definitions to the bio.h 2773 * definitions. There is also a warning in 2774 * disk_zone.h, but the impact is that if 2775 * additional values are added in the SCSI/ATA 2776 * specs these will be visible to consumers of 2777 * this interface. 2778 */ 2779 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK; 2780 entry->zone_condition = 2781 (desc->zone_flags & SRZ_ZONE_COND_MASK) >> 2782 SRZ_ZONE_COND_SHIFT; 2783 entry->zone_flags |= desc->zone_flags & 2784 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET); 2785 entry->zone_length = le64dec(desc->zone_length); 2786 entry->zone_start_lba = le64dec(desc->zone_start_lba); 2787 entry->write_pointer_lba = 2788 le64dec(desc->write_pointer_lba); 2789 } 2790 rep->entries_filled = num_to_fill; 2791 /* 2792 * Note that this residual is accurate from the user's 2793 * standpoint, but the amount transferred isn't accurate 2794 * from the standpoint of what actually came back from the 2795 * drive. 2796 */ 2797 bp->bio_resid = bp->bio_bcount - (num_to_fill * sizeof(*entry)); 2798 break; 2799 } 2800 case DISK_ZONE_GET_PARAMS: 2801 default: 2802 /* 2803 * In theory we should not get a GET_PARAMS bio, since it 2804 * should be handled without queueing the command to the 2805 * drive. 2806 */ 2807 panic("%s: Invalid zone command %d", __func__, 2808 bp->bio_zone.zone_cmd); 2809 break; 2810 } 2811 2812 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES) 2813 free(ccb->ataio.data_ptr, M_ATADA); 2814 } 2815 2816 2817 static void 2818 adadone(struct cam_periph *periph, union ccb *done_ccb) 2819 { 2820 struct ada_softc *softc; 2821 struct ccb_ataio *ataio; 2822 struct cam_path *path; 2823 uint32_t priority; 2824 int state; 2825 2826 softc = (struct ada_softc *)periph->softc; 2827 ataio = &done_ccb->ataio; 2828 path = done_ccb->ccb_h.path; 2829 priority = done_ccb->ccb_h.pinfo.priority; 2830 2831 CAM_DEBUG(path, CAM_DEBUG_TRACE, ("adadone\n")); 2832 2833 state = ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK; 2834 switch (state) { 2835 case ADA_CCB_BUFFER_IO: 2836 case ADA_CCB_TRIM: 2837 { 2838 struct bio *bp; 2839 int error; 2840 2841 cam_periph_lock(periph); 2842 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2843 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2844 error = adaerror(done_ccb, 0, 0); 2845 if (error == ERESTART) { 2846 /* A retry was scheduled, so just return. */ 2847 cam_periph_unlock(periph); 2848 return; 2849 } 2850 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2851 cam_release_devq(path, 2852 /*relsim_flags*/0, 2853 /*reduction*/0, 2854 /*timeout*/0, 2855 /*getcount_only*/0); 2856 /* 2857 * If we get an error on an NCQ DSM TRIM, fall back 2858 * to a non-NCQ DSM TRIM forever. Please note that if 2859 * CAN_NCQ_TRIM is set, CAN_TRIM is necessarily set too. 2860 * However, for this one trim, we treat it as advisory 2861 * and return success up the stack. 2862 */ 2863 if (state == ADA_CCB_TRIM && 2864 error != 0 && 2865 (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) != 0) { 2866 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 2867 error = 0; 2868 adasetdeletemethod(softc); 2869 } 2870 } else { 2871 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2872 panic("REQ_CMP with QFRZN"); 2873 2874 error = 0; 2875 } 2876 bp->bio_error = error; 2877 if (error != 0) { 2878 bp->bio_resid = bp->bio_bcount; 2879 bp->bio_flags |= BIO_ERROR; 2880 } else { 2881 if (bp->bio_cmd == BIO_ZONE) 2882 adazonedone(periph, done_ccb); 2883 else if (state == ADA_CCB_TRIM) 2884 bp->bio_resid = 0; 2885 else 2886 bp->bio_resid = ataio->resid; 2887 2888 if ((bp->bio_resid > 0) 2889 && (bp->bio_cmd != BIO_ZONE)) 2890 bp->bio_flags |= BIO_ERROR; 2891 } 2892 softc->outstanding_cmds--; 2893 if (softc->outstanding_cmds == 0) 2894 softc->flags |= ADA_FLAG_WAS_OTAG; 2895 2896 /* 2897 * We need to call cam_iosched before we call biodone so that we 2898 * don't measure any activity that happens in the completion 2899 * routine, which in the case of sendfile can be quite 2900 * extensive. Release the periph refcount taken in adastart() 2901 * for each CCB. 2902 */ 2903 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb); 2904 xpt_release_ccb(done_ccb); 2905 KASSERT(softc->refcount >= 1, ("adadone softc %p refcount %d", softc, softc->refcount)); 2906 softc->refcount--; 2907 if (state == ADA_CCB_TRIM) { 2908 TAILQ_HEAD(, bio) queue; 2909 struct bio *bp1; 2910 2911 TAILQ_INIT(&queue); 2912 TAILQ_CONCAT(&queue, &softc->trim_req.bps, bio_queue); 2913 /* 2914 * Normally, the xpt_release_ccb() above would make sure 2915 * that when we have more work to do, that work would 2916 * get kicked off. However, we specifically keep 2917 * trim_running set to 0 before the call above to allow 2918 * other I/O to progress when many BIO_DELETE requests 2919 * are pushed down. We set trim_running to 0 and call 2920 * daschedule again so that we don't stall if there are 2921 * no other I/Os pending apart from BIO_DELETEs. 2922 */ 2923 cam_iosched_trim_done(softc->cam_iosched); 2924 adaschedule(periph); 2925 cam_periph_unlock(periph); 2926 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 2927 TAILQ_REMOVE(&queue, bp1, bio_queue); 2928 bp1->bio_error = error; 2929 if (error != 0) { 2930 bp1->bio_flags |= BIO_ERROR; 2931 bp1->bio_resid = bp1->bio_bcount; 2932 } else 2933 bp1->bio_resid = 0; 2934 biodone(bp1); 2935 } 2936 } else { 2937 adaschedule(periph); 2938 cam_periph_unlock(periph); 2939 biodone(bp); 2940 } 2941 return; 2942 } 2943 case ADA_CCB_RAHEAD: 2944 { 2945 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2946 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2947 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2948 cam_release_devq(path, 0, 0, 0, FALSE); 2949 return; 2950 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2951 cam_release_devq(path, 2952 /*relsim_flags*/0, 2953 /*reduction*/0, 2954 /*timeout*/0, 2955 /*getcount_only*/0); 2956 } 2957 } 2958 2959 /* 2960 * Since our peripheral may be invalidated by an error 2961 * above or an external event, we must release our CCB 2962 * before releasing the reference on the peripheral. 2963 * The peripheral will only go away once the last reference 2964 * is removed, and we need it around for the CCB release 2965 * operation. 2966 */ 2967 2968 xpt_release_ccb(done_ccb); 2969 softc->state = ADA_STATE_WCACHE; 2970 xpt_schedule(periph, priority); 2971 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2972 cam_release_devq(path, 0, 0, 0, FALSE); 2973 return; 2974 } 2975 case ADA_CCB_WCACHE: 2976 { 2977 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2978 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2979 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2980 cam_release_devq(path, 0, 0, 0, FALSE); 2981 return; 2982 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2983 cam_release_devq(path, 2984 /*relsim_flags*/0, 2985 /*reduction*/0, 2986 /*timeout*/0, 2987 /*getcount_only*/0); 2988 } 2989 } 2990 2991 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2992 cam_release_devq(path, 0, 0, 0, FALSE); 2993 2994 if ((softc->flags & ADA_FLAG_CAN_LOG) 2995 && (softc->zone_mode != ADA_ZONE_NONE)) { 2996 xpt_release_ccb(done_ccb); 2997 softc->state = ADA_STATE_LOGDIR; 2998 xpt_schedule(periph, priority); 2999 } else { 3000 adaprobedone(periph, done_ccb); 3001 } 3002 return; 3003 } 3004 case ADA_CCB_LOGDIR: 3005 { 3006 int error; 3007 3008 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3009 error = 0; 3010 softc->valid_logdir_len = 0; 3011 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir)); 3012 softc->valid_logdir_len = 3013 ataio->dxfer_len - ataio->resid; 3014 if (softc->valid_logdir_len > 0) 3015 bcopy(ataio->data_ptr, &softc->ata_logdir, 3016 min(softc->valid_logdir_len, 3017 sizeof(softc->ata_logdir))); 3018 /* 3019 * Figure out whether the Identify Device log is 3020 * supported. The General Purpose log directory 3021 * has a header, and lists the number of pages 3022 * available for each GP log identified by the 3023 * offset into the list. 3024 */ 3025 if ((softc->valid_logdir_len >= 3026 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t))) 3027 && (le16dec(softc->ata_logdir.header) == 3028 ATA_GP_LOG_DIR_VERSION) 3029 && (le16dec(&softc->ata_logdir.num_pages[ 3030 (ATA_IDENTIFY_DATA_LOG * 3031 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){ 3032 softc->flags |= ADA_FLAG_CAN_IDLOG; 3033 } else { 3034 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3035 } 3036 } else { 3037 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3038 SF_RETRY_UA|SF_NO_PRINT); 3039 if (error == ERESTART) 3040 return; 3041 else if (error != 0) { 3042 /* 3043 * If we can't get the ATA log directory, 3044 * then ATA logs are effectively not 3045 * supported even if the bit is set in the 3046 * identify data. 3047 */ 3048 softc->flags &= ~(ADA_FLAG_CAN_LOG | 3049 ADA_FLAG_CAN_IDLOG); 3050 if ((done_ccb->ccb_h.status & 3051 CAM_DEV_QFRZN) != 0) { 3052 /* Don't wedge this device's queue */ 3053 cam_release_devq(done_ccb->ccb_h.path, 3054 /*relsim_flags*/0, 3055 /*reduction*/0, 3056 /*timeout*/0, 3057 /*getcount_only*/0); 3058 } 3059 } 3060 3061 3062 } 3063 3064 free(ataio->data_ptr, M_ATADA); 3065 3066 if ((error == 0) 3067 && (softc->flags & ADA_FLAG_CAN_IDLOG)) { 3068 softc->state = ADA_STATE_IDDIR; 3069 xpt_release_ccb(done_ccb); 3070 xpt_schedule(periph, priority); 3071 } else 3072 adaprobedone(periph, done_ccb); 3073 3074 return; 3075 } 3076 case ADA_CCB_IDDIR: { 3077 int error; 3078 3079 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3080 off_t entries_offset, max_entries; 3081 error = 0; 3082 3083 softc->valid_iddir_len = 0; 3084 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir)); 3085 softc->flags &= ~(ADA_FLAG_CAN_SUPCAP | 3086 ADA_FLAG_CAN_ZONE); 3087 softc->valid_iddir_len = 3088 ataio->dxfer_len - ataio->resid; 3089 if (softc->valid_iddir_len > 0) 3090 bcopy(ataio->data_ptr, &softc->ata_iddir, 3091 min(softc->valid_iddir_len, 3092 sizeof(softc->ata_iddir))); 3093 3094 entries_offset = 3095 __offsetof(struct ata_identify_log_pages,entries); 3096 max_entries = softc->valid_iddir_len - entries_offset; 3097 if ((softc->valid_iddir_len > (entries_offset + 1)) 3098 && (le64dec(softc->ata_iddir.header) == 3099 ATA_IDLOG_REVISION) 3100 && (softc->ata_iddir.entry_count > 0)) { 3101 int num_entries, i; 3102 3103 num_entries = softc->ata_iddir.entry_count; 3104 num_entries = min(num_entries, 3105 softc->valid_iddir_len - entries_offset); 3106 for (i = 0; i < num_entries && 3107 i < max_entries; i++) { 3108 if (softc->ata_iddir.entries[i] == 3109 ATA_IDL_SUP_CAP) 3110 softc->flags |= 3111 ADA_FLAG_CAN_SUPCAP; 3112 else if (softc->ata_iddir.entries[i]== 3113 ATA_IDL_ZDI) 3114 softc->flags |= 3115 ADA_FLAG_CAN_ZONE; 3116 3117 if ((softc->flags & 3118 ADA_FLAG_CAN_SUPCAP) 3119 && (softc->flags & 3120 ADA_FLAG_CAN_ZONE)) 3121 break; 3122 } 3123 } 3124 } else { 3125 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3126 SF_RETRY_UA|SF_NO_PRINT); 3127 if (error == ERESTART) 3128 return; 3129 else if (error != 0) { 3130 /* 3131 * If we can't get the ATA Identify Data log 3132 * directory, then it effectively isn't 3133 * supported even if the ATA Log directory 3134 * a non-zero number of pages present for 3135 * this log. 3136 */ 3137 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3138 if ((done_ccb->ccb_h.status & 3139 CAM_DEV_QFRZN) != 0) { 3140 /* Don't wedge this device's queue */ 3141 cam_release_devq(done_ccb->ccb_h.path, 3142 /*relsim_flags*/0, 3143 /*reduction*/0, 3144 /*timeout*/0, 3145 /*getcount_only*/0); 3146 } 3147 } 3148 } 3149 3150 free(ataio->data_ptr, M_ATADA); 3151 3152 if ((error == 0) 3153 && (softc->flags & ADA_FLAG_CAN_SUPCAP)) { 3154 softc->state = ADA_STATE_SUP_CAP; 3155 xpt_release_ccb(done_ccb); 3156 xpt_schedule(periph, priority); 3157 } else 3158 adaprobedone(periph, done_ccb); 3159 return; 3160 } 3161 case ADA_CCB_SUP_CAP: { 3162 int error; 3163 3164 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3165 uint32_t valid_len; 3166 size_t needed_size; 3167 struct ata_identify_log_sup_cap *sup_cap; 3168 error = 0; 3169 3170 sup_cap = (struct ata_identify_log_sup_cap *) 3171 ataio->data_ptr; 3172 valid_len = ataio->dxfer_len - ataio->resid; 3173 needed_size = 3174 __offsetof(struct ata_identify_log_sup_cap, 3175 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap); 3176 if (valid_len >= needed_size) { 3177 uint64_t zoned, zac_cap; 3178 3179 zoned = le64dec(sup_cap->zoned_cap); 3180 if (zoned & ATA_ZONED_VALID) { 3181 /* 3182 * This should have already been 3183 * set, because this is also in the 3184 * ATA identify data. 3185 */ 3186 if ((zoned & ATA_ZONED_MASK) == 3187 ATA_SUPPORT_ZONE_HOST_AWARE) 3188 softc->zone_mode = 3189 ADA_ZONE_HOST_AWARE; 3190 else if ((zoned & ATA_ZONED_MASK) == 3191 ATA_SUPPORT_ZONE_DEV_MANAGED) 3192 softc->zone_mode = 3193 ADA_ZONE_DRIVE_MANAGED; 3194 } 3195 3196 zac_cap = le64dec(sup_cap->sup_zac_cap); 3197 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) { 3198 if (zac_cap & ATA_REPORT_ZONES_SUP) 3199 softc->zone_flags |= 3200 ADA_ZONE_FLAG_RZ_SUP; 3201 if (zac_cap & ATA_ND_OPEN_ZONE_SUP) 3202 softc->zone_flags |= 3203 ADA_ZONE_FLAG_OPEN_SUP; 3204 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP) 3205 softc->zone_flags |= 3206 ADA_ZONE_FLAG_CLOSE_SUP; 3207 if (zac_cap & ATA_ND_FINISH_ZONE_SUP) 3208 softc->zone_flags |= 3209 ADA_ZONE_FLAG_FINISH_SUP; 3210 if (zac_cap & ATA_ND_RWP_SUP) 3211 softc->zone_flags |= 3212 ADA_ZONE_FLAG_RWP_SUP; 3213 } else { 3214 /* 3215 * This field was introduced in 3216 * ACS-4, r08 on April 28th, 2015. 3217 * If the drive firmware was written 3218 * to an earlier spec, it won't have 3219 * the field. So, assume all 3220 * commands are supported. 3221 */ 3222 softc->zone_flags |= 3223 ADA_ZONE_FLAG_SUP_MASK; 3224 } 3225 } 3226 } else { 3227 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3228 SF_RETRY_UA|SF_NO_PRINT); 3229 if (error == ERESTART) 3230 return; 3231 else if (error != 0) { 3232 /* 3233 * If we can't get the ATA Identify Data 3234 * Supported Capabilities page, clear the 3235 * flag... 3236 */ 3237 softc->flags &= ~ADA_FLAG_CAN_SUPCAP; 3238 /* 3239 * And clear zone capabilities. 3240 */ 3241 softc->zone_flags &= ~ADA_ZONE_FLAG_SUP_MASK; 3242 if ((done_ccb->ccb_h.status & 3243 CAM_DEV_QFRZN) != 0) { 3244 /* Don't wedge this device's queue */ 3245 cam_release_devq(done_ccb->ccb_h.path, 3246 /*relsim_flags*/0, 3247 /*reduction*/0, 3248 /*timeout*/0, 3249 /*getcount_only*/0); 3250 } 3251 } 3252 } 3253 3254 free(ataio->data_ptr, M_ATADA); 3255 3256 if ((error == 0) 3257 && (softc->flags & ADA_FLAG_CAN_ZONE)) { 3258 softc->state = ADA_STATE_ZONE; 3259 xpt_release_ccb(done_ccb); 3260 xpt_schedule(periph, priority); 3261 } else 3262 adaprobedone(periph, done_ccb); 3263 return; 3264 } 3265 case ADA_CCB_ZONE: { 3266 int error; 3267 3268 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3269 struct ata_zoned_info_log *zi_log; 3270 uint32_t valid_len; 3271 size_t needed_size; 3272 3273 zi_log = (struct ata_zoned_info_log *)ataio->data_ptr; 3274 3275 valid_len = ataio->dxfer_len - ataio->resid; 3276 needed_size = __offsetof(struct ata_zoned_info_log, 3277 version_info) + 1 + sizeof(zi_log->version_info); 3278 if (valid_len >= needed_size) { 3279 uint64_t tmpvar; 3280 3281 tmpvar = le64dec(zi_log->zoned_cap); 3282 if (tmpvar & ATA_ZDI_CAP_VALID) { 3283 if (tmpvar & ATA_ZDI_CAP_URSWRZ) 3284 softc->zone_flags |= 3285 ADA_ZONE_FLAG_URSWRZ; 3286 else 3287 softc->zone_flags &= 3288 ~ADA_ZONE_FLAG_URSWRZ; 3289 } 3290 tmpvar = le64dec(zi_log->optimal_seq_zones); 3291 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) { 3292 softc->zone_flags |= 3293 ADA_ZONE_FLAG_OPT_SEQ_SET; 3294 softc->optimal_seq_zones = (tmpvar & 3295 ATA_ZDI_OPT_SEQ_MASK); 3296 } else { 3297 softc->zone_flags &= 3298 ~ADA_ZONE_FLAG_OPT_SEQ_SET; 3299 softc->optimal_seq_zones = 0; 3300 } 3301 3302 tmpvar =le64dec(zi_log->optimal_nonseq_zones); 3303 if (tmpvar & ATA_ZDI_OPT_NS_VALID) { 3304 softc->zone_flags |= 3305 ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3306 softc->optimal_nonseq_zones = 3307 (tmpvar & ATA_ZDI_OPT_NS_MASK); 3308 } else { 3309 softc->zone_flags &= 3310 ~ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3311 softc->optimal_nonseq_zones = 0; 3312 } 3313 3314 tmpvar = le64dec(zi_log->max_seq_req_zones); 3315 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) { 3316 softc->zone_flags |= 3317 ADA_ZONE_FLAG_MAX_SEQ_SET; 3318 softc->max_seq_zones = 3319 (tmpvar & ATA_ZDI_MAX_SEQ_MASK); 3320 } else { 3321 softc->zone_flags &= 3322 ~ADA_ZONE_FLAG_MAX_SEQ_SET; 3323 softc->max_seq_zones = 0; 3324 } 3325 } 3326 } else { 3327 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3328 SF_RETRY_UA|SF_NO_PRINT); 3329 if (error == ERESTART) 3330 return; 3331 else if (error != 0) { 3332 softc->flags &= ~ADA_FLAG_CAN_ZONE; 3333 softc->flags &= ~ADA_ZONE_FLAG_SET_MASK; 3334 3335 if ((done_ccb->ccb_h.status & 3336 CAM_DEV_QFRZN) != 0) { 3337 /* Don't wedge this device's queue */ 3338 cam_release_devq(done_ccb->ccb_h.path, 3339 /*relsim_flags*/0, 3340 /*reduction*/0, 3341 /*timeout*/0, 3342 /*getcount_only*/0); 3343 } 3344 } 3345 } 3346 free(ataio->data_ptr, M_ATADA); 3347 3348 adaprobedone(periph, done_ccb); 3349 return; 3350 } 3351 case ADA_CCB_DUMP: 3352 /* No-op. We're polling */ 3353 return; 3354 default: 3355 break; 3356 } 3357 xpt_release_ccb(done_ccb); 3358 } 3359 3360 static int 3361 adaerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3362 { 3363 #ifdef CAM_IO_STATS 3364 struct ada_softc *softc; 3365 struct cam_periph *periph; 3366 3367 periph = xpt_path_periph(ccb->ccb_h.path); 3368 softc = (struct ada_softc *)periph->softc; 3369 3370 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 3371 case CAM_CMD_TIMEOUT: 3372 softc->timeouts++; 3373 break; 3374 case CAM_REQ_ABORTED: 3375 case CAM_REQ_CMP_ERR: 3376 case CAM_REQ_TERMIO: 3377 case CAM_UNREC_HBA_ERROR: 3378 case CAM_DATA_RUN_ERR: 3379 case CAM_ATA_STATUS_ERROR: 3380 softc->errors++; 3381 break; 3382 default: 3383 break; 3384 } 3385 #endif 3386 3387 return(cam_periph_error(ccb, cam_flags, sense_flags)); 3388 } 3389 3390 static void 3391 adagetparams(struct cam_periph *periph, struct ccb_getdev *cgd) 3392 { 3393 struct ada_softc *softc = (struct ada_softc *)periph->softc; 3394 struct disk_params *dp = &softc->params; 3395 u_int64_t lbasize48; 3396 u_int32_t lbasize; 3397 3398 dp->secsize = ata_logical_sector_size(&cgd->ident_data); 3399 if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 3400 cgd->ident_data.current_heads && cgd->ident_data.current_sectors) { 3401 dp->heads = cgd->ident_data.current_heads; 3402 dp->secs_per_track = cgd->ident_data.current_sectors; 3403 dp->cylinders = cgd->ident_data.cylinders; 3404 dp->sectors = (u_int32_t)cgd->ident_data.current_size_1 | 3405 ((u_int32_t)cgd->ident_data.current_size_2 << 16); 3406 } else { 3407 dp->heads = cgd->ident_data.heads; 3408 dp->secs_per_track = cgd->ident_data.sectors; 3409 dp->cylinders = cgd->ident_data.cylinders; 3410 dp->sectors = cgd->ident_data.cylinders * 3411 (u_int32_t)(dp->heads * dp->secs_per_track); 3412 } 3413 lbasize = (u_int32_t)cgd->ident_data.lba_size_1 | 3414 ((u_int32_t)cgd->ident_data.lba_size_2 << 16); 3415 3416 /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 3417 if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 3418 dp->sectors = lbasize; 3419 3420 /* use the 48bit LBA size if valid */ 3421 lbasize48 = ((u_int64_t)cgd->ident_data.lba_size48_1) | 3422 ((u_int64_t)cgd->ident_data.lba_size48_2 << 16) | 3423 ((u_int64_t)cgd->ident_data.lba_size48_3 << 32) | 3424 ((u_int64_t)cgd->ident_data.lba_size48_4 << 48); 3425 if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 3426 lbasize48 > ATA_MAX_28BIT_LBA) 3427 dp->sectors = lbasize48; 3428 } 3429 3430 static void 3431 adasendorderedtag(void *arg) 3432 { 3433 struct ada_softc *softc = arg; 3434 3435 if (ada_send_ordered) { 3436 if (softc->outstanding_cmds > 0) { 3437 if ((softc->flags & ADA_FLAG_WAS_OTAG) == 0) 3438 softc->flags |= ADA_FLAG_NEED_OTAG; 3439 softc->flags &= ~ADA_FLAG_WAS_OTAG; 3440 } 3441 } 3442 /* Queue us up again */ 3443 callout_reset(&softc->sendordered_c, 3444 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 3445 adasendorderedtag, softc); 3446 } 3447 3448 /* 3449 * Step through all ADA peripheral drivers, and if the device is still open, 3450 * sync the disk cache to physical media. 3451 */ 3452 static void 3453 adaflush(void) 3454 { 3455 struct cam_periph *periph; 3456 struct ada_softc *softc; 3457 union ccb *ccb; 3458 int error; 3459 3460 CAM_PERIPH_FOREACH(periph, &adadriver) { 3461 softc = (struct ada_softc *)periph->softc; 3462 if (SCHEDULER_STOPPED()) { 3463 /* If we paniced with the lock held, do not recurse. */ 3464 if (!cam_periph_owned(periph) && 3465 (softc->flags & ADA_FLAG_OPEN)) { 3466 adadump(softc->disk, NULL, 0, 0, 0); 3467 } 3468 continue; 3469 } 3470 cam_periph_lock(periph); 3471 /* 3472 * We only sync the cache if the drive is still open, and 3473 * if the drive is capable of it.. 3474 */ 3475 if (((softc->flags & ADA_FLAG_OPEN) == 0) || 3476 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 3477 cam_periph_unlock(periph); 3478 continue; 3479 } 3480 3481 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3482 cam_fill_ataio(&ccb->ataio, 3483 0, 3484 NULL, 3485 CAM_DIR_NONE, 3486 0, 3487 NULL, 3488 0, 3489 ada_default_timeout*1000); 3490 if (softc->flags & ADA_FLAG_CAN_48BIT) 3491 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 3492 else 3493 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 3494 3495 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3496 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3497 softc->disk->d_devstat); 3498 if (error != 0) 3499 xpt_print(periph->path, "Synchronize cache failed\n"); 3500 xpt_release_ccb(ccb); 3501 cam_periph_unlock(periph); 3502 } 3503 } 3504 3505 static void 3506 adaspindown(uint8_t cmd, int flags) 3507 { 3508 struct cam_periph *periph; 3509 struct ada_softc *softc; 3510 struct ccb_ataio local_ccb; 3511 int error; 3512 3513 CAM_PERIPH_FOREACH(periph, &adadriver) { 3514 /* If we paniced with lock held - not recurse here. */ 3515 if (cam_periph_owned(periph)) 3516 continue; 3517 cam_periph_lock(periph); 3518 softc = (struct ada_softc *)periph->softc; 3519 /* 3520 * We only spin-down the drive if it is capable of it.. 3521 */ 3522 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3523 cam_periph_unlock(periph); 3524 continue; 3525 } 3526 3527 if (bootverbose) 3528 xpt_print(periph->path, "spin-down\n"); 3529 3530 memset(&local_ccb, 0, sizeof(local_ccb)); 3531 xpt_setup_ccb(&local_ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3532 local_ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 3533 3534 cam_fill_ataio(&local_ccb, 3535 0, 3536 NULL, 3537 CAM_DIR_NONE | flags, 3538 0, 3539 NULL, 3540 0, 3541 ada_default_timeout*1000); 3542 ata_28bit_cmd(&local_ccb, cmd, 0, 0, 0); 3543 error = cam_periph_runccb((union ccb *)&local_ccb, adaerror, 3544 /*cam_flags*/0, /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3545 softc->disk->d_devstat); 3546 if (error != 0) 3547 xpt_print(periph->path, "Spin-down disk failed\n"); 3548 cam_periph_unlock(periph); 3549 } 3550 } 3551 3552 static void 3553 adashutdown(void *arg, int howto) 3554 { 3555 int how; 3556 3557 adaflush(); 3558 3559 /* 3560 * STANDBY IMMEDIATE saves any volatile data to the drive. It also spins 3561 * down hard drives. IDLE IMMEDIATE also saves the volatile data without 3562 * a spindown. We send the former when we expect to lose power soon. For 3563 * a warm boot, we send the latter to avoid a thundering herd of spinups 3564 * just after the kernel loads while probing. We have to do something to 3565 * flush the data because the BIOS in many systems resets the HBA 3566 * causing a COMINIT/COMRESET negotiation, which some drives interpret 3567 * as license to toss the volatile data, and others count as unclean 3568 * shutdown when in the Active PM state in SMART attributes. 3569 * 3570 * adaspindown will ensure that we don't send this to a drive that 3571 * doesn't support it. 3572 */ 3573 if (ada_spindown_shutdown != 0) { 3574 how = (howto & (RB_HALT | RB_POWEROFF | RB_POWERCYCLE)) ? 3575 ATA_STANDBY_IMMEDIATE : ATA_IDLE_IMMEDIATE; 3576 adaspindown(how, 0); 3577 } 3578 } 3579 3580 static void 3581 adasuspend(void *arg) 3582 { 3583 3584 adaflush(); 3585 /* 3586 * SLEEP also fushes any volatile data, like STANDBY IMEDIATE, 3587 * so we don't need to send it as well. 3588 */ 3589 if (ada_spindown_suspend != 0) 3590 adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 3591 } 3592 3593 static void 3594 adaresume(void *arg) 3595 { 3596 struct cam_periph *periph; 3597 struct ada_softc *softc; 3598 3599 if (ada_spindown_suspend == 0) 3600 return; 3601 3602 CAM_PERIPH_FOREACH(periph, &adadriver) { 3603 cam_periph_lock(periph); 3604 softc = (struct ada_softc *)periph->softc; 3605 /* 3606 * We only spin-down the drive if it is capable of it.. 3607 */ 3608 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3609 cam_periph_unlock(periph); 3610 continue; 3611 } 3612 3613 if (bootverbose) 3614 xpt_print(periph->path, "resume\n"); 3615 3616 /* 3617 * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 3618 * sleep request. 3619 */ 3620 cam_release_devq(periph->path, 3621 /*relsim_flags*/0, 3622 /*openings*/0, 3623 /*timeout*/0, 3624 /*getcount_only*/0); 3625 3626 cam_periph_unlock(periph); 3627 } 3628 } 3629 3630 #endif /* _KERNEL */ 3631