1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 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 "opt_ada.h" 30 31 #include <sys/param.h> 32 33 #ifdef _KERNEL 34 #include <sys/systm.h> 35 #include <sys/kernel.h> 36 #include <sys/bio.h> 37 #include <sys/sysctl.h> 38 #include <sys/taskqueue.h> 39 #include <sys/lock.h> 40 #include <sys/mutex.h> 41 #include <sys/conf.h> 42 #include <sys/devicestat.h> 43 #include <sys/eventhandler.h> 44 #include <sys/malloc.h> 45 #include <sys/endian.h> 46 #include <sys/cons.h> 47 #include <sys/proc.h> 48 #include <sys/reboot.h> 49 #include <sys/sbuf.h> 50 #include <geom/geom.h> 51 #include <geom/geom_disk.h> 52 #endif /* _KERNEL */ 53 54 #ifndef _KERNEL 55 #include <stdio.h> 56 #include <string.h> 57 #endif /* _KERNEL */ 58 59 #include <cam/cam.h> 60 #include <cam/cam_ccb.h> 61 #include <cam/cam_periph.h> 62 #include <cam/cam_xpt_periph.h> 63 #include <cam/scsi/scsi_all.h> 64 #include <cam/scsi/scsi_da.h> 65 #include <cam/cam_sim.h> 66 #include <cam/cam_iosched.h> 67 68 #include <cam/ata/ata_all.h> 69 70 #ifdef _KERNEL 71 72 #define ATA_MAX_28BIT_LBA 268435455UL 73 74 extern int iosched_debug; 75 76 typedef enum { 77 ADA_STATE_RAHEAD, 78 ADA_STATE_WCACHE, 79 ADA_STATE_LOGDIR, 80 ADA_STATE_IDDIR, 81 ADA_STATE_SUP_CAP, 82 ADA_STATE_ZONE, 83 ADA_STATE_NORMAL 84 } ada_state; 85 86 typedef enum { 87 ADA_FLAG_CAN_48BIT = 0x00000002, 88 ADA_FLAG_CAN_FLUSHCACHE = 0x00000004, 89 ADA_FLAG_CAN_NCQ = 0x00000008, 90 ADA_FLAG_CAN_DMA = 0x00000010, 91 ADA_FLAG_NEED_OTAG = 0x00000020, 92 ADA_FLAG_WAS_OTAG = 0x00000040, 93 ADA_FLAG_CAN_TRIM = 0x00000080, 94 ADA_FLAG_OPEN = 0x00000100, 95 ADA_FLAG_SCTX_INIT = 0x00000200, 96 ADA_FLAG_CAN_CFA = 0x00000400, 97 ADA_FLAG_CAN_POWERMGT = 0x00000800, 98 ADA_FLAG_CAN_DMA48 = 0x00001000, 99 ADA_FLAG_CAN_LOG = 0x00002000, 100 ADA_FLAG_CAN_IDLOG = 0x00004000, 101 ADA_FLAG_CAN_SUPCAP = 0x00008000, 102 ADA_FLAG_CAN_ZONE = 0x00010000, 103 ADA_FLAG_CAN_WCACHE = 0x00020000, 104 ADA_FLAG_CAN_RAHEAD = 0x00040000, 105 ADA_FLAG_PROBED = 0x00080000, 106 ADA_FLAG_ANNOUNCED = 0x00100000, 107 ADA_FLAG_DIRTY = 0x00200000, 108 ADA_FLAG_CAN_NCQ_TRIM = 0x00400000, /* CAN_TRIM also set */ 109 ADA_FLAG_PIM_ATA_EXT = 0x00800000, 110 ADA_FLAG_UNMAPPEDIO = 0x01000000, 111 ADA_FLAG_ROTATING = 0x02000000 112 } ada_flags; 113 #define ADA_FLAG_STRING \ 114 "\020" \ 115 "\002CAN_48BIT" \ 116 "\003CAN_FLUSHCACHE" \ 117 "\004CAN_NCQ" \ 118 "\005CAN_DMA" \ 119 "\006NEED_OTAG" \ 120 "\007WAS_OTAG" \ 121 "\010CAN_TRIM" \ 122 "\011OPEN" \ 123 "\012SCTX_INIT" \ 124 "\013CAN_CFA" \ 125 "\014CAN_POWERMGT" \ 126 "\015CAN_DMA48" \ 127 "\016CAN_LOG" \ 128 "\017CAN_IDLOG" \ 129 "\020CAN_SUPCAP" \ 130 "\021CAN_ZONE" \ 131 "\022CAN_WCACHE" \ 132 "\023CAN_RAHEAD" \ 133 "\024PROBED" \ 134 "\025ANNOUNCED" \ 135 "\026DIRTY" \ 136 "\027CAN_NCQ_TRIM" \ 137 "\030PIM_ATA_EXT" \ 138 "\031UNMAPPEDIO" \ 139 "\032ROTATING" 140 141 typedef enum { 142 ADA_Q_NONE = 0x00, 143 ADA_Q_4K = 0x01, 144 ADA_Q_NCQ_TRIM_BROKEN = 0x02, 145 ADA_Q_LOG_BROKEN = 0x04, 146 ADA_Q_SMR_DM = 0x08, 147 ADA_Q_NO_TRIM = 0x10, 148 ADA_Q_128KB = 0x20 149 } ada_quirks; 150 151 #define ADA_Q_BIT_STRING \ 152 "\020" \ 153 "\0014K" \ 154 "\002NCQ_TRIM_BROKEN" \ 155 "\003LOG_BROKEN" \ 156 "\004SMR_DM" \ 157 "\005NO_TRIM" \ 158 "\006128KB" 159 160 typedef enum { 161 ADA_CCB_RAHEAD = 0x01, 162 ADA_CCB_WCACHE = 0x02, 163 ADA_CCB_BUFFER_IO = 0x03, 164 ADA_CCB_DUMP = 0x05, 165 ADA_CCB_TRIM = 0x06, 166 ADA_CCB_LOGDIR = 0x07, 167 ADA_CCB_IDDIR = 0x08, 168 ADA_CCB_SUP_CAP = 0x09, 169 ADA_CCB_ZONE = 0x0a, 170 ADA_CCB_TYPE_MASK = 0x0F, 171 } ada_ccb_state; 172 173 typedef enum { 174 ADA_ZONE_NONE = 0x00, 175 ADA_ZONE_DRIVE_MANAGED = 0x01, 176 ADA_ZONE_HOST_AWARE = 0x02, 177 ADA_ZONE_HOST_MANAGED = 0x03 178 } ada_zone_mode; 179 180 typedef enum { 181 ADA_ZONE_FLAG_RZ_SUP = 0x0001, 182 ADA_ZONE_FLAG_OPEN_SUP = 0x0002, 183 ADA_ZONE_FLAG_CLOSE_SUP = 0x0004, 184 ADA_ZONE_FLAG_FINISH_SUP = 0x0008, 185 ADA_ZONE_FLAG_RWP_SUP = 0x0010, 186 ADA_ZONE_FLAG_SUP_MASK = (ADA_ZONE_FLAG_RZ_SUP | 187 ADA_ZONE_FLAG_OPEN_SUP | 188 ADA_ZONE_FLAG_CLOSE_SUP | 189 ADA_ZONE_FLAG_FINISH_SUP | 190 ADA_ZONE_FLAG_RWP_SUP), 191 ADA_ZONE_FLAG_URSWRZ = 0x0020, 192 ADA_ZONE_FLAG_OPT_SEQ_SET = 0x0040, 193 ADA_ZONE_FLAG_OPT_NONSEQ_SET = 0x0080, 194 ADA_ZONE_FLAG_MAX_SEQ_SET = 0x0100, 195 ADA_ZONE_FLAG_SET_MASK = (ADA_ZONE_FLAG_OPT_SEQ_SET | 196 ADA_ZONE_FLAG_OPT_NONSEQ_SET | 197 ADA_ZONE_FLAG_MAX_SEQ_SET) 198 } ada_zone_flags; 199 200 static struct ada_zone_desc { 201 ada_zone_flags value; 202 const char *desc; 203 } ada_zone_desc_table[] = { 204 {ADA_ZONE_FLAG_RZ_SUP, "Report Zones" }, 205 {ADA_ZONE_FLAG_OPEN_SUP, "Open" }, 206 {ADA_ZONE_FLAG_CLOSE_SUP, "Close" }, 207 {ADA_ZONE_FLAG_FINISH_SUP, "Finish" }, 208 {ADA_ZONE_FLAG_RWP_SUP, "Reset Write Pointer" }, 209 }; 210 211 /* Offsets into our private area for storing information */ 212 #define ccb_state ppriv_field0 213 #define ccb_bp ppriv_ptr1 214 215 typedef enum { 216 ADA_DELETE_NONE, 217 ADA_DELETE_DISABLE, 218 ADA_DELETE_CFA_ERASE, 219 ADA_DELETE_DSM_TRIM, 220 ADA_DELETE_NCQ_DSM_TRIM, 221 ADA_DELETE_MIN = ADA_DELETE_CFA_ERASE, 222 ADA_DELETE_MAX = ADA_DELETE_NCQ_DSM_TRIM, 223 } ada_delete_methods; 224 225 static const char *ada_delete_method_names[] = 226 { "NONE", "DISABLE", "CFA_ERASE", "DSM_TRIM", "NCQ_DSM_TRIM" }; 227 #if 0 228 static const char *ada_delete_method_desc[] = 229 { "NONE", "DISABLED", "CFA Erase", "DSM Trim", "DSM Trim via NCQ" }; 230 #endif 231 232 struct disk_params { 233 uint8_t heads; 234 uint8_t secs_per_track; 235 uint32_t cylinders; 236 uint32_t secsize; /* Number of bytes/logical sector */ 237 uint64_t sectors; /* Total number sectors */ 238 }; 239 240 #define TRIM_MAX_BLOCKS 8 241 #define TRIM_MAX_RANGES (TRIM_MAX_BLOCKS * ATA_DSM_BLK_RANGES) 242 struct trim_request { 243 uint8_t data[TRIM_MAX_RANGES * ATA_DSM_RANGE_SIZE]; 244 TAILQ_HEAD(, bio) bps; 245 }; 246 247 struct ada_softc { 248 struct cam_iosched_softc *cam_iosched; 249 int outstanding_cmds; /* Number of active commands */ 250 int refcount; /* Active xpt_action() calls */ 251 ada_state state; 252 ada_flags flags; 253 ada_zone_mode zone_mode; 254 ada_zone_flags zone_flags; 255 struct ata_gp_log_dir ata_logdir; 256 int valid_logdir_len; 257 struct ata_identify_log_pages ata_iddir; 258 int valid_iddir_len; 259 uint64_t optimal_seq_zones; 260 uint64_t optimal_nonseq_zones; 261 uint64_t max_seq_zones; 262 ada_quirks quirks; 263 ada_delete_methods delete_method; 264 int trim_max_ranges; 265 int read_ahead; 266 int write_cache; 267 #ifdef CAM_TEST_FAILURE 268 int force_read_error; 269 int force_write_error; 270 int periodic_read_error; 271 int periodic_read_count; 272 #endif 273 struct ccb_pathinq cpi; 274 struct disk_params params; 275 struct disk *disk; 276 struct task sysctl_task; 277 struct sysctl_ctx_list sysctl_ctx; 278 struct sysctl_oid *sysctl_tree; 279 struct callout sendordered_c; 280 struct trim_request trim_req; 281 uint64_t trim_count; 282 uint64_t trim_ranges; 283 uint64_t trim_lbas; 284 #ifdef CAM_IO_STATS 285 struct sysctl_ctx_list sysctl_stats_ctx; 286 struct sysctl_oid *sysctl_stats_tree; 287 u_int timeouts; 288 u_int errors; 289 u_int invalidations; 290 #endif 291 #define ADA_ANNOUNCETMP_SZ 80 292 char announce_temp[ADA_ANNOUNCETMP_SZ]; 293 #define ADA_ANNOUNCE_SZ 400 294 char announce_buffer[ADA_ANNOUNCE_SZ]; 295 }; 296 297 static uma_zone_t ada_ccb_zone; 298 299 struct ada_quirk_entry { 300 struct scsi_inquiry_pattern inq_pat; 301 ada_quirks quirks; 302 }; 303 304 static struct ada_quirk_entry ada_quirk_table[] = 305 { 306 { 307 /* Sandisk X400 */ 308 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SanDisk?SD8SB8U1T00*", "X4162000*" }, 309 /*quirks*/ADA_Q_128KB 310 }, 311 { 312 /* Hitachi Advanced Format (4k) drives */ 313 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Hitachi H??????????E3*", "*" }, 314 /*quirks*/ADA_Q_4K 315 }, 316 { 317 /* Samsung Advanced Format (4k) drives */ 318 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD155UI*", "*" }, 319 /*quirks*/ADA_Q_4K 320 }, 321 { 322 /* Samsung Advanced Format (4k) drives */ 323 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD204UI*", "*" }, 324 /*quirks*/ADA_Q_4K 325 }, 326 { 327 /* Seagate Barracuda Green Advanced Format (4k) drives */ 328 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DL*", "*" }, 329 /*quirks*/ADA_Q_4K 330 }, 331 { 332 /* Seagate Barracuda Advanced Format (4k) drives */ 333 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???DM*", "*" }, 334 /*quirks*/ADA_Q_4K 335 }, 336 { 337 /* Seagate Barracuda Advanced Format (4k) drives */ 338 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DM*", "*" }, 339 /*quirks*/ADA_Q_4K 340 }, 341 { 342 /* Seagate Momentus Advanced Format (4k) drives */ 343 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500423AS*", "*" }, 344 /*quirks*/ADA_Q_4K 345 }, 346 { 347 /* Seagate Momentus Advanced Format (4k) drives */ 348 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500424AS*", "*" }, 349 /*quirks*/ADA_Q_4K 350 }, 351 { 352 /* Seagate Momentus Advanced Format (4k) drives */ 353 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640423AS*", "*" }, 354 /*quirks*/ADA_Q_4K 355 }, 356 { 357 /* Seagate Momentus Advanced Format (4k) drives */ 358 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640424AS*", "*" }, 359 /*quirks*/ADA_Q_4K 360 }, 361 { 362 /* Seagate Momentus Advanced Format (4k) drives */ 363 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750420AS*", "*" }, 364 /*quirks*/ADA_Q_4K 365 }, 366 { 367 /* Seagate Momentus Advanced Format (4k) drives */ 368 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750422AS*", "*" }, 369 /*quirks*/ADA_Q_4K 370 }, 371 { 372 /* Seagate Momentus Advanced Format (4k) drives */ 373 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750423AS*", "*" }, 374 /*quirks*/ADA_Q_4K 375 }, 376 { 377 /* Seagate Momentus Thin Advanced Format (4k) drives */ 378 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???LT*", "*" }, 379 /*quirks*/ADA_Q_4K 380 }, 381 { 382 /* WDC Caviar Red Advanced Format (4k) drives */ 383 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????CX*", "*" }, 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/Red Advanced Format (4k) drives */ 393 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RX*", "*" }, 394 /*quirks*/ADA_Q_4K 395 }, 396 { 397 /* WDC Caviar Red Advanced Format (4k) drives */ 398 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????CX*", "*" }, 399 /*quirks*/ADA_Q_4K 400 }, 401 { 402 /* WDC Caviar Black Advanced Format (4k) drives */ 403 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????AZEX*", "*" }, 404 /*quirks*/ADA_Q_4K 405 }, 406 { 407 /* WDC Caviar Black Advanced Format (4k) drives */ 408 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????FZEX*", "*" }, 409 /*quirks*/ADA_Q_4K 410 }, 411 { 412 /* WDC Caviar Green Advanced Format (4k) drives */ 413 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RS*", "*" }, 414 /*quirks*/ADA_Q_4K 415 }, 416 { 417 /* WDC Caviar Green Advanced Format (4k) drives */ 418 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RX*", "*" }, 419 /*quirks*/ADA_Q_4K 420 }, 421 { 422 /* WDC Scorpio Black Advanced Format (4k) drives */ 423 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PKT*", "*" }, 424 /*quirks*/ADA_Q_4K 425 }, 426 { 427 /* WDC Scorpio Black Advanced Format (4k) drives */ 428 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PKT*", "*" }, 429 /*quirks*/ADA_Q_4K 430 }, 431 { 432 /* WDC Scorpio Blue Advanced Format (4k) drives */ 433 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PVT*", "*" }, 434 /*quirks*/ADA_Q_4K 435 }, 436 { 437 /* WDC Scorpio Blue Advanced Format (4k) drives */ 438 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PVT*", "*" }, 439 /*quirks*/ADA_Q_4K 440 }, 441 /* SSDs */ 442 { 443 /* 444 * Corsair Force 2 SSDs 445 * 4k optimised & trim only works in 4k requests + 4k aligned 446 */ 447 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair CSSD-F*", "*" }, 448 /*quirks*/ADA_Q_4K 449 }, 450 { 451 /* 452 * Corsair Force 3 SSDs 453 * 4k optimised & trim only works in 4k requests + 4k aligned 454 */ 455 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force 3*", "*" }, 456 /*quirks*/ADA_Q_4K 457 }, 458 { 459 /* 460 * Corsair Neutron GTX SSDs 461 * 4k optimised & trim only works in 4k requests + 4k aligned 462 */ 463 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 464 /*quirks*/ADA_Q_4K 465 }, 466 { 467 /* 468 * Corsair Force GT & GS SSDs 469 * 4k optimised & trim only works in 4k requests + 4k aligned 470 */ 471 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force G*", "*" }, 472 /*quirks*/ADA_Q_4K 473 }, 474 { 475 /* 476 * Crucial M4 SSDs 477 * 4k optimised & trim only works in 4k requests + 4k aligned 478 */ 479 { T_DIRECT, SIP_MEDIA_FIXED, "*", "M4-CT???M4SSD2*", "*" }, 480 /*quirks*/ADA_Q_4K 481 }, 482 { 483 /* 484 * Crucial M500 SSDs MU07 firmware 485 * NCQ Trim works 486 */ 487 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "MU07" }, 488 /*quirks*/0 489 }, 490 { 491 /* 492 * Crucial M500 SSDs all other firmware 493 * NCQ Trim doesn't work 494 */ 495 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "*" }, 496 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 497 }, 498 { 499 /* 500 * Crucial M550 SSDs 501 * NCQ Trim doesn't work, but only on MU01 firmware 502 */ 503 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M550*", "MU01" }, 504 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 505 }, 506 { 507 /* 508 * Crucial MX100 SSDs 509 * NCQ Trim doesn't work, but only on MU01 firmware 510 */ 511 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*MX100*", "MU01" }, 512 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 513 }, 514 { 515 /* 516 * Crucial RealSSD C300 SSDs 517 * 4k optimised 518 */ 519 { T_DIRECT, SIP_MEDIA_FIXED, "*", "C300-CTFDDAC???MAG*", 520 "*" }, /*quirks*/ADA_Q_4K 521 }, 522 { 523 /* 524 * FCCT M500 SSDs 525 * NCQ Trim doesn't work 526 */ 527 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FCCT*M500*", "*" }, 528 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 529 }, 530 { 531 /* 532 * Intel 320 Series SSDs 533 * 4k optimised & trim only works in 4k requests + 4k aligned 534 */ 535 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2CW*", "*" }, 536 /*quirks*/ADA_Q_4K 537 }, 538 { 539 /* 540 * Intel 330 Series SSDs 541 * 4k optimised & trim only works in 4k requests + 4k aligned 542 */ 543 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2CT*", "*" }, 544 /*quirks*/ADA_Q_4K 545 }, 546 { 547 /* 548 * Intel 510 Series SSDs 549 * 4k optimised & trim only works in 4k requests + 4k aligned 550 */ 551 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2MH*", "*" }, 552 /*quirks*/ADA_Q_4K 553 }, 554 { 555 /* 556 * Intel 520 Series SSDs 557 * 4k optimised & trim only works in 4k requests + 4k aligned 558 */ 559 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BW*", "*" }, 560 /*quirks*/ADA_Q_4K 561 }, 562 { 563 /* 564 * Intel S3610 Series SSDs 565 * 4k optimised & trim only works in 4k requests + 4k aligned 566 */ 567 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BX*", "*" }, 568 /*quirks*/ADA_Q_4K 569 }, 570 { 571 /* 572 * Intel X25-M Series SSDs 573 * 4k optimised & trim only works in 4k requests + 4k aligned 574 */ 575 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2M*", "*" }, 576 /*quirks*/ADA_Q_4K 577 }, 578 { 579 /* 580 * KingDian S200 60GB P0921B 581 * Trimming crash the SSD 582 */ 583 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KingDian S200 *", "*" }, 584 /*quirks*/ADA_Q_NO_TRIM 585 }, 586 { 587 /* 588 * Kingston E100 Series SSDs 589 * 4k optimised & trim only works in 4k requests + 4k aligned 590 */ 591 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SE100S3*", "*" }, 592 /*quirks*/ADA_Q_4K 593 }, 594 { 595 /* 596 * Kingston HyperX 3k SSDs 597 * 4k optimised & trim only works in 4k requests + 4k aligned 598 */ 599 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SH103S3*", "*" }, 600 /*quirks*/ADA_Q_4K 601 }, 602 { 603 /* 604 * Marvell SSDs (entry taken from OpenSolaris) 605 * 4k optimised & trim only works in 4k requests + 4k aligned 606 */ 607 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MARVELL SD88SA02*", "*" }, 608 /*quirks*/ADA_Q_4K 609 }, 610 { 611 /* 612 * Micron M500 SSDs firmware MU07 613 * NCQ Trim works? 614 */ 615 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "MU07" }, 616 /*quirks*/0 617 }, 618 { 619 /* 620 * Micron M500 SSDs all other firmware 621 * NCQ Trim doesn't work 622 */ 623 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "*" }, 624 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 625 }, 626 { 627 /* 628 * Micron M5[15]0 SSDs 629 * NCQ Trim doesn't work, but only MU01 firmware 630 */ 631 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M5[15]0*", "MU01" }, 632 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 633 }, 634 { 635 /* 636 * Micron 5100 SSDs 637 * 4k optimised & trim only works in 4k requests + 4k aligned 638 */ 639 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron 5100 MTFDDAK*", "*" }, 640 /*quirks*/ADA_Q_4K 641 }, 642 { 643 /* 644 * OCZ Agility 2 SSDs 645 * 4k optimised & trim only works in 4k requests + 4k aligned 646 */ 647 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 648 /*quirks*/ADA_Q_4K 649 }, 650 { 651 /* 652 * OCZ Agility 3 SSDs 653 * 4k optimised & trim only works in 4k requests + 4k aligned 654 */ 655 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY3*", "*" }, 656 /*quirks*/ADA_Q_4K 657 }, 658 { 659 /* 660 * OCZ Deneva R Series SSDs 661 * 4k optimised & trim only works in 4k requests + 4k aligned 662 */ 663 { T_DIRECT, SIP_MEDIA_FIXED, "*", "DENRSTE251M45*", "*" }, 664 /*quirks*/ADA_Q_4K 665 }, 666 { 667 /* 668 * OCZ Vertex 2 SSDs (inc pro series) 669 * 4k optimised & trim only works in 4k requests + 4k aligned 670 */ 671 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ?VERTEX2*", "*" }, 672 /*quirks*/ADA_Q_4K 673 }, 674 { 675 /* 676 * OCZ Vertex 3 SSDs 677 * 4k optimised & trim only works in 4k requests + 4k aligned 678 */ 679 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX3*", "*" }, 680 /*quirks*/ADA_Q_4K 681 }, 682 { 683 /* 684 * OCZ Vertex 4 SSDs 685 * 4k optimised & trim only works in 4k requests + 4k aligned 686 */ 687 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX4*", "*" }, 688 /*quirks*/ADA_Q_4K 689 }, 690 { 691 /* 692 * Samsung 750 SSDs 693 * 4k optimised, NCQ TRIM seems to work 694 */ 695 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 750*", "*" }, 696 /*quirks*/ADA_Q_4K 697 }, 698 { 699 /* 700 * Samsung 830 Series SSDs 701 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 702 */ 703 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD 830 Series*", "*" }, 704 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 705 }, 706 { 707 /* 708 * Samsung 840 SSDs 709 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 710 */ 711 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 840*", "*" }, 712 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 713 }, 714 { 715 /* 716 * Samsung 845 SSDs 717 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 718 */ 719 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 845*", "*" }, 720 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 721 }, 722 { 723 /* 724 * Samsung 850 SSDs 725 * 4k optimised, NCQ TRIM broken (normal TRIM fine) 726 */ 727 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 850*", "*" }, 728 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 729 }, 730 { 731 /* 732 * Samsung SM863 Series SSDs (MZ7KM*) 733 * 4k optimised, NCQ believed to be working 734 */ 735 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7KM*", "*" }, 736 /*quirks*/ADA_Q_4K 737 }, 738 { 739 /* 740 * Samsung 843T Series SSDs (MZ7WD*) 741 * Samsung PM851 Series SSDs (MZ7TE*) 742 * Samsung PM853T Series SSDs (MZ7GE*) 743 * 4k optimised, NCQ believed to be broken since these are 744 * appear to be built with the same controllers as the 840/850. 745 */ 746 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7*", "*" }, 747 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 748 }, 749 { 750 /* 751 * Same as for SAMSUNG MZ7* but enable the quirks for SSD 752 * starting with MZ7* too 753 */ 754 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MZ7*", "*" }, 755 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 756 }, 757 { 758 /* 759 * Samsung PM851 Series SSDs Dell OEM 760 * device model "SAMSUNG SSD PM851 mSATA 256GB" 761 * 4k optimised, NCQ broken 762 */ 763 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD PM851*", "*" }, 764 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 765 }, 766 { 767 /* 768 * SuperTalent TeraDrive CT SSDs 769 * 4k optimised & trim only works in 4k requests + 4k aligned 770 */ 771 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FTM??CT25H*", "*" }, 772 /*quirks*/ADA_Q_4K 773 }, 774 { 775 /* 776 * XceedIOPS SATA SSDs 777 * 4k optimised 778 */ 779 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SG9XCS2D*", "*" }, 780 /*quirks*/ADA_Q_4K 781 }, 782 { 783 /* 784 * Samsung drive that doesn't support READ LOG EXT or 785 * READ LOG DMA EXT, despite reporting that it does in 786 * ATA identify data: 787 * SAMSUNG HD200HJ KF100-06 788 */ 789 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD200*", "*" }, 790 /*quirks*/ADA_Q_LOG_BROKEN 791 }, 792 { 793 /* 794 * Samsung drive that doesn't support READ LOG EXT or 795 * READ LOG DMA EXT, despite reporting that it does in 796 * ATA identify data: 797 * SAMSUNG HD501LJ CR100-10 798 */ 799 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD501*", "*" }, 800 /*quirks*/ADA_Q_LOG_BROKEN 801 }, 802 { 803 /* 804 * Seagate Lamarr 8TB Shingled Magnetic Recording (SMR) 805 * Drive Managed SATA hard drive. This drive doesn't report 806 * in firmware that it is a drive managed SMR drive. 807 */ 808 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST8000AS000[23]*", "*" }, 809 /*quirks*/ADA_Q_SMR_DM 810 }, 811 { 812 /* WD Green SSD */ 813 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WDS?????G0*", "*" }, 814 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 815 }, 816 { 817 /* Default */ 818 { 819 T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 820 /*vendor*/"*", /*product*/"*", /*revision*/"*" 821 }, 822 /*quirks*/0 823 }, 824 }; 825 826 static disk_strategy_t adastrategy; 827 static dumper_t adadump; 828 static periph_init_t adainit; 829 static void adadiskgonecb(struct disk *dp); 830 static periph_oninv_t adaoninvalidate; 831 static periph_dtor_t adacleanup; 832 static void adaasync(void *callback_arg, uint32_t code, 833 struct cam_path *path, void *arg); 834 static int adabitsysctl(SYSCTL_HANDLER_ARGS); 835 static int adaflagssysctl(SYSCTL_HANDLER_ARGS); 836 static int adazonesupsysctl(SYSCTL_HANDLER_ARGS); 837 static void adasysctlinit(void *context, int pending); 838 static int adagetattr(struct bio *bp); 839 static void adasetflags(struct ada_softc *softc, 840 struct ccb_getdev *cgd); 841 static void adasetgeom(struct ada_softc *softc, 842 struct ccb_getdev *cgd); 843 static periph_ctor_t adaregister; 844 static void ada_dsmtrim(struct ada_softc *softc, struct bio *bp, 845 struct ccb_ataio *ataio); 846 static void ada_cfaerase(struct ada_softc *softc, struct bio *bp, 847 struct ccb_ataio *ataio); 848 static int ada_zone_bio_to_ata(int disk_zone_cmd); 849 static int ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, 850 struct bio *bp, int *queue_ccb); 851 static periph_start_t adastart; 852 static void adaprobedone(struct cam_periph *periph, union ccb *ccb); 853 static void adazonedone(struct cam_periph *periph, union ccb *ccb); 854 static void adadone(struct cam_periph *periph, 855 union ccb *done_ccb); 856 static int adaerror(union ccb *ccb, uint32_t cam_flags, 857 uint32_t sense_flags); 858 static callout_func_t adasendorderedtag; 859 static void adashutdown(void *arg, int howto); 860 static void adasuspend(void *arg); 861 static void adaresume(void *arg); 862 863 #ifndef ADA_DEFAULT_TIMEOUT 864 #define ADA_DEFAULT_TIMEOUT 30 /* Timeout in seconds */ 865 #endif 866 867 #ifndef ADA_DEFAULT_RETRY 868 #define ADA_DEFAULT_RETRY 4 869 #endif 870 871 #ifndef ADA_DEFAULT_SEND_ORDERED 872 #define ADA_DEFAULT_SEND_ORDERED 1 873 #endif 874 875 #ifndef ADA_DEFAULT_SPINDOWN_SHUTDOWN 876 #define ADA_DEFAULT_SPINDOWN_SHUTDOWN 1 877 #endif 878 879 #ifndef ADA_DEFAULT_SPINDOWN_SUSPEND 880 #define ADA_DEFAULT_SPINDOWN_SUSPEND 1 881 #endif 882 883 #ifndef ADA_DEFAULT_READ_AHEAD 884 #define ADA_DEFAULT_READ_AHEAD 1 885 #endif 886 887 #ifndef ADA_DEFAULT_WRITE_CACHE 888 #define ADA_DEFAULT_WRITE_CACHE 1 889 #endif 890 891 #define ADA_RA (softc->read_ahead >= 0 ? \ 892 softc->read_ahead : ada_read_ahead) 893 #define ADA_WC (softc->write_cache >= 0 ? \ 894 softc->write_cache : ada_write_cache) 895 896 static int ada_retry_count = ADA_DEFAULT_RETRY; 897 static int ada_default_timeout = ADA_DEFAULT_TIMEOUT; 898 static int ada_send_ordered = ADA_DEFAULT_SEND_ORDERED; 899 static int ada_spindown_shutdown = ADA_DEFAULT_SPINDOWN_SHUTDOWN; 900 static int ada_spindown_suspend = ADA_DEFAULT_SPINDOWN_SUSPEND; 901 static int ada_read_ahead = ADA_DEFAULT_READ_AHEAD; 902 static int ada_write_cache = ADA_DEFAULT_WRITE_CACHE; 903 static int ada_enable_biospeedup = 1; 904 static int ada_enable_uma_ccbs = 1; 905 906 static SYSCTL_NODE(_kern_cam, OID_AUTO, ada, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 907 "CAM Direct Access Disk driver"); 908 SYSCTL_INT(_kern_cam_ada, OID_AUTO, retry_count, CTLFLAG_RWTUN, 909 &ada_retry_count, 0, "Normal I/O retry count"); 910 SYSCTL_INT(_kern_cam_ada, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 911 &ada_default_timeout, 0, "Normal I/O timeout (in seconds)"); 912 SYSCTL_INT(_kern_cam_ada, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 913 &ada_send_ordered, 0, "Send Ordered Tags"); 914 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_shutdown, CTLFLAG_RWTUN, 915 &ada_spindown_shutdown, 0, "Spin down upon shutdown"); 916 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_suspend, CTLFLAG_RWTUN, 917 &ada_spindown_suspend, 0, "Spin down upon suspend"); 918 SYSCTL_INT(_kern_cam_ada, OID_AUTO, read_ahead, CTLFLAG_RWTUN, 919 &ada_read_ahead, 0, "Enable disk read-ahead"); 920 SYSCTL_INT(_kern_cam_ada, OID_AUTO, write_cache, CTLFLAG_RWTUN, 921 &ada_write_cache, 0, "Enable disk write cache"); 922 SYSCTL_INT(_kern_cam_ada, OID_AUTO, enable_biospeedup, CTLFLAG_RDTUN, 923 &ada_enable_biospeedup, 0, "Enable BIO_SPEEDUP processing"); 924 SYSCTL_INT(_kern_cam_ada, OID_AUTO, enable_uma_ccbs, CTLFLAG_RWTUN, 925 &ada_enable_uma_ccbs, 0, "Use UMA for CCBs"); 926 927 /* 928 * ADA_ORDEREDTAG_INTERVAL determines how often, relative 929 * to the default timeout, we check to see whether an ordered 930 * tagged transaction is appropriate to prevent simple tag 931 * starvation. Since we'd like to ensure that there is at least 932 * 1/2 of the timeout length left for a starved transaction to 933 * complete after we've sent an ordered tag, we must poll at least 934 * four times in every timeout period. This takes care of the worst 935 * case where a starved transaction starts during an interval that 936 * meets the requirement "don't send an ordered tag" test so it takes 937 * us two intervals to determine that a tag must be sent. 938 */ 939 #ifndef ADA_ORDEREDTAG_INTERVAL 940 #define ADA_ORDEREDTAG_INTERVAL 4 941 #endif 942 943 static struct periph_driver adadriver = 944 { 945 adainit, "ada", 946 TAILQ_HEAD_INITIALIZER(adadriver.units), /* generation */ 0 947 }; 948 949 static int adadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 950 951 PERIPHDRIVER_DECLARE(ada, adadriver); 952 953 static MALLOC_DEFINE(M_ATADA, "ata_da", "ata_da buffers"); 954 955 static int 956 adaopen(struct disk *dp) 957 { 958 struct cam_periph *periph; 959 struct ada_softc *softc; 960 int error; 961 962 periph = (struct cam_periph *)dp->d_drv1; 963 if (cam_periph_acquire(periph) != 0) { 964 return(ENXIO); 965 } 966 967 cam_periph_lock(periph); 968 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 969 cam_periph_unlock(periph); 970 cam_periph_release(periph); 971 return (error); 972 } 973 974 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 975 ("adaopen\n")); 976 977 softc = (struct ada_softc *)periph->softc; 978 softc->flags |= ADA_FLAG_OPEN; 979 980 cam_periph_unhold(periph); 981 cam_periph_unlock(periph); 982 return (0); 983 } 984 985 static int 986 adaclose(struct disk *dp) 987 { 988 struct cam_periph *periph; 989 struct ada_softc *softc; 990 union ccb *ccb; 991 int error; 992 993 periph = (struct cam_periph *)dp->d_drv1; 994 softc = (struct ada_softc *)periph->softc; 995 cam_periph_lock(periph); 996 997 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 998 ("adaclose\n")); 999 1000 /* We only sync the cache if the drive is capable of it. */ 1001 if ((softc->flags & ADA_FLAG_DIRTY) != 0 && 1002 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) != 0 && 1003 (periph->flags & CAM_PERIPH_INVALID) == 0 && 1004 cam_periph_hold(periph, PRIBIO) == 0) { 1005 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 1006 cam_fill_ataio(&ccb->ataio, 1007 1, 1008 NULL, 1009 CAM_DIR_NONE, 1010 0, 1011 NULL, 1012 0, 1013 ada_default_timeout*1000); 1014 1015 if (softc->flags & ADA_FLAG_CAN_48BIT) 1016 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1017 else 1018 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 1019 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 1020 /*sense_flags*/0, softc->disk->d_devstat); 1021 1022 if (error != 0) 1023 xpt_print(periph->path, "Synchronize cache failed\n"); 1024 softc->flags &= ~ADA_FLAG_DIRTY; 1025 xpt_release_ccb(ccb); 1026 cam_periph_unhold(periph); 1027 } 1028 1029 softc->flags &= ~ADA_FLAG_OPEN; 1030 1031 while (softc->refcount != 0) 1032 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "adaclose", 1); 1033 cam_periph_unlock(periph); 1034 cam_periph_release(periph); 1035 return (0); 1036 } 1037 1038 static void 1039 adaschedule(struct cam_periph *periph) 1040 { 1041 struct ada_softc *softc = (struct ada_softc *)periph->softc; 1042 1043 if (softc->state != ADA_STATE_NORMAL) 1044 return; 1045 1046 cam_iosched_schedule(softc->cam_iosched, periph); 1047 } 1048 1049 /* 1050 * Actually translate the requested transfer into one the physical driver 1051 * can understand. The transfer is described by a buf and will include 1052 * only one physical transfer. 1053 */ 1054 static void 1055 adastrategy(struct bio *bp) 1056 { 1057 struct cam_periph *periph; 1058 struct ada_softc *softc; 1059 1060 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1061 softc = (struct ada_softc *)periph->softc; 1062 1063 cam_periph_lock(periph); 1064 1065 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastrategy(%p)\n", bp)); 1066 1067 /* 1068 * If the device has been made invalid, error out 1069 */ 1070 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1071 cam_periph_unlock(periph); 1072 biofinish(bp, NULL, ENXIO); 1073 return; 1074 } 1075 1076 /* 1077 * Zone commands must be ordered, because they can depend on the 1078 * effects of previously issued commands, and they may affect 1079 * commands after them. 1080 */ 1081 if (bp->bio_cmd == BIO_ZONE) 1082 bp->bio_flags |= BIO_ORDERED; 1083 1084 /* 1085 * Place it in the queue of disk activities for this disk 1086 */ 1087 cam_iosched_queue_work(softc->cam_iosched, bp); 1088 1089 /* 1090 * Schedule ourselves for performing the work. 1091 */ 1092 adaschedule(periph); 1093 cam_periph_unlock(periph); 1094 1095 return; 1096 } 1097 1098 static int 1099 adadump(void *arg, void *virtual, off_t offset, size_t length) 1100 { 1101 struct cam_periph *periph; 1102 struct ada_softc *softc; 1103 u_int secsize; 1104 struct ccb_ataio ataio; 1105 struct disk *dp; 1106 uint64_t lba; 1107 uint16_t count; 1108 int error = 0; 1109 1110 dp = arg; 1111 periph = dp->d_drv1; 1112 softc = (struct ada_softc *)periph->softc; 1113 secsize = softc->params.secsize; 1114 lba = offset / secsize; 1115 count = length / secsize; 1116 if ((periph->flags & CAM_PERIPH_INVALID) != 0) 1117 return (ENXIO); 1118 1119 memset(&ataio, 0, sizeof(ataio)); 1120 if (length > 0) { 1121 xpt_setup_ccb(&ataio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1122 ataio.ccb_h.ccb_state = ADA_CCB_DUMP; 1123 cam_fill_ataio(&ataio, 1124 0, 1125 NULL, 1126 CAM_DIR_OUT, 1127 0, 1128 (uint8_t *) virtual, 1129 length, 1130 ada_default_timeout*1000); 1131 if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1132 (lba + count >= ATA_MAX_28BIT_LBA || 1133 count >= 256)) { 1134 ata_48bit_cmd(&ataio, ATA_WRITE_DMA48, 1135 0, lba, count); 1136 } else { 1137 ata_28bit_cmd(&ataio, ATA_WRITE_DMA, 1138 0, lba, count); 1139 } 1140 error = cam_periph_runccb((union ccb *)&ataio, adaerror, 1141 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1142 if (error != 0) 1143 printf("Aborting dump due to I/O error.\n"); 1144 1145 return (error); 1146 } 1147 1148 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 1149 xpt_setup_ccb(&ataio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1150 1151 /* 1152 * Tell the drive to flush its internal cache. if we 1153 * can't flush in 5s we have big problems. No need to 1154 * wait the default 60s to detect problems. 1155 */ 1156 ataio.ccb_h.ccb_state = ADA_CCB_DUMP; 1157 cam_fill_ataio(&ataio, 1158 0, 1159 NULL, 1160 CAM_DIR_NONE, 1161 0, 1162 NULL, 1163 0, 1164 5*1000); 1165 1166 if (softc->flags & ADA_FLAG_CAN_48BIT) 1167 ata_48bit_cmd(&ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1168 else 1169 ata_28bit_cmd(&ataio, ATA_FLUSHCACHE, 0, 0, 0); 1170 error = cam_periph_runccb((union ccb *)&ataio, adaerror, 1171 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1172 if (error != 0) 1173 xpt_print(periph->path, "Synchronize cache failed\n"); 1174 } 1175 return (error); 1176 } 1177 1178 static void 1179 adainit(void) 1180 { 1181 cam_status status; 1182 1183 ada_ccb_zone = uma_zcreate("ada_ccb", 1184 sizeof(struct ccb_ataio), NULL, NULL, NULL, NULL, 1185 UMA_ALIGN_PTR, 0); 1186 1187 /* 1188 * Install a global async callback. This callback will 1189 * receive async callbacks like "new device found". 1190 */ 1191 status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 1192 1193 if (status != CAM_REQ_CMP) { 1194 printf("ada: Failed to attach master async callback " 1195 "due to status 0x%x!\n", status); 1196 } else if (ada_send_ordered) { 1197 /* Register our event handlers */ 1198 if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 1199 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1200 printf("adainit: power event registration failed!\n"); 1201 if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 1202 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1203 printf("adainit: power event registration failed!\n"); 1204 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 1205 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1206 printf("adainit: shutdown event registration failed!\n"); 1207 } 1208 } 1209 1210 /* 1211 * Callback from GEOM, called when it has finished cleaning up its 1212 * resources. 1213 */ 1214 static void 1215 adadiskgonecb(struct disk *dp) 1216 { 1217 struct cam_periph *periph; 1218 1219 periph = (struct cam_periph *)dp->d_drv1; 1220 1221 cam_periph_release(periph); 1222 } 1223 1224 static void 1225 adaoninvalidate(struct cam_periph *periph) 1226 { 1227 struct ada_softc *softc; 1228 1229 softc = (struct ada_softc *)periph->softc; 1230 1231 /* 1232 * De-register any async callbacks. 1233 */ 1234 xpt_register_async(0, adaasync, periph, periph->path); 1235 #ifdef CAM_IO_STATS 1236 softc->invalidations++; 1237 #endif 1238 1239 /* 1240 * Return all queued I/O with ENXIO. Transactions may be queued up here 1241 * for retry (since we are called while there's other transactions 1242 * pending). Any requests in the hardware will drain before ndacleanup 1243 * is called. 1244 */ 1245 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO); 1246 1247 /* 1248 * Tell GEOM that we've gone away, we'll get a callback when it is 1249 * done cleaning up its resources. 1250 */ 1251 disk_gone(softc->disk); 1252 } 1253 1254 static void 1255 adacleanup(struct cam_periph *periph) 1256 { 1257 struct ada_softc *softc; 1258 1259 softc = (struct ada_softc *)periph->softc; 1260 1261 cam_periph_unlock(periph); 1262 1263 cam_iosched_fini(softc->cam_iosched); 1264 1265 /* 1266 * If we can't free the sysctl tree, oh well... 1267 */ 1268 if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0) { 1269 #ifdef CAM_IO_STATS 1270 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0) 1271 xpt_print(periph->path, 1272 "can't remove sysctl stats context\n"); 1273 #endif 1274 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0) 1275 xpt_print(periph->path, 1276 "can't remove sysctl context\n"); 1277 } 1278 1279 disk_destroy(softc->disk); 1280 callout_drain(&softc->sendordered_c); 1281 free(softc, M_DEVBUF); 1282 cam_periph_lock(periph); 1283 } 1284 1285 static void 1286 adasetdeletemethod(struct ada_softc *softc) 1287 { 1288 1289 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1290 softc->delete_method = ADA_DELETE_NCQ_DSM_TRIM; 1291 else if (softc->flags & ADA_FLAG_CAN_TRIM) 1292 softc->delete_method = ADA_DELETE_DSM_TRIM; 1293 else if ((softc->flags & ADA_FLAG_CAN_CFA) && !(softc->flags & ADA_FLAG_CAN_48BIT)) 1294 softc->delete_method = ADA_DELETE_CFA_ERASE; 1295 else 1296 softc->delete_method = ADA_DELETE_NONE; 1297 } 1298 1299 static void 1300 adaasync(void *callback_arg, uint32_t code, 1301 struct cam_path *path, void *arg) 1302 { 1303 struct ccb_getdev cgd; 1304 struct cam_periph *periph; 1305 struct ada_softc *softc; 1306 1307 periph = (struct cam_periph *)callback_arg; 1308 switch (code) { 1309 case AC_FOUND_DEVICE: 1310 { 1311 struct ccb_getdev *cgd; 1312 cam_status status; 1313 1314 cgd = (struct ccb_getdev *)arg; 1315 if (cgd == NULL) 1316 break; 1317 1318 if (cgd->protocol != PROTO_ATA) 1319 break; 1320 1321 /* 1322 * Allocate a peripheral instance for 1323 * this device and start the probe 1324 * process. 1325 */ 1326 status = cam_periph_alloc(adaregister, adaoninvalidate, 1327 adacleanup, adastart, 1328 "ada", CAM_PERIPH_BIO, 1329 path, adaasync, 1330 AC_FOUND_DEVICE, cgd); 1331 1332 if (status != CAM_REQ_CMP 1333 && status != CAM_REQ_INPROG) 1334 printf("adaasync: Unable to attach to new device " 1335 "due to status 0x%x\n", status); 1336 break; 1337 } 1338 case AC_GETDEV_CHANGED: 1339 { 1340 softc = (struct ada_softc *)periph->softc; 1341 memset(&cgd, 0, sizeof(cgd)); 1342 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1343 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1344 xpt_action((union ccb *)&cgd); 1345 1346 /* 1347 * Update our information based on the new Identify data. 1348 */ 1349 adasetflags(softc, &cgd); 1350 adasetgeom(softc, &cgd); 1351 disk_resize(softc->disk, M_NOWAIT); 1352 break; 1353 } 1354 case AC_ADVINFO_CHANGED: 1355 { 1356 uintptr_t buftype; 1357 1358 buftype = (uintptr_t)arg; 1359 if (buftype == CDAI_TYPE_PHYS_PATH) { 1360 struct ada_softc *softc; 1361 1362 softc = periph->softc; 1363 disk_attr_changed(softc->disk, "GEOM::physpath", 1364 M_NOWAIT); 1365 } 1366 break; 1367 } 1368 case AC_SENT_BDR: 1369 case AC_BUS_RESET: 1370 { 1371 softc = (struct ada_softc *)periph->softc; 1372 if (softc->state != ADA_STATE_NORMAL) 1373 break; 1374 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1375 softc->state = ADA_STATE_RAHEAD; 1376 else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) 1377 softc->state = ADA_STATE_WCACHE; 1378 else if ((softc->flags & ADA_FLAG_CAN_LOG) 1379 && (softc->zone_mode != ADA_ZONE_NONE)) 1380 softc->state = ADA_STATE_LOGDIR; 1381 else 1382 break; 1383 if (cam_periph_acquire(periph) != 0) 1384 softc->state = ADA_STATE_NORMAL; 1385 else 1386 xpt_schedule(periph, CAM_PRIORITY_DEV); 1387 break; 1388 } 1389 default: 1390 break; 1391 } 1392 cam_periph_async(periph, code, path, arg); 1393 } 1394 1395 static int 1396 adazonemodesysctl(SYSCTL_HANDLER_ARGS) 1397 { 1398 char tmpbuf[40]; 1399 struct ada_softc *softc; 1400 int error; 1401 1402 softc = (struct ada_softc *)arg1; 1403 1404 switch (softc->zone_mode) { 1405 case ADA_ZONE_DRIVE_MANAGED: 1406 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed"); 1407 break; 1408 case ADA_ZONE_HOST_AWARE: 1409 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware"); 1410 break; 1411 case ADA_ZONE_HOST_MANAGED: 1412 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed"); 1413 break; 1414 case ADA_ZONE_NONE: 1415 default: 1416 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned"); 1417 break; 1418 } 1419 1420 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req); 1421 1422 return (error); 1423 } 1424 1425 static int 1426 adazonesupsysctl(SYSCTL_HANDLER_ARGS) 1427 { 1428 char tmpbuf[180]; 1429 struct ada_softc *softc; 1430 struct sbuf sb; 1431 int error, first; 1432 unsigned int i; 1433 1434 softc = (struct ada_softc *)arg1; 1435 1436 error = 0; 1437 first = 1; 1438 sbuf_new(&sb, tmpbuf, sizeof(tmpbuf), 0); 1439 1440 for (i = 0; i < sizeof(ada_zone_desc_table) / 1441 sizeof(ada_zone_desc_table[0]); i++) { 1442 if (softc->zone_flags & ada_zone_desc_table[i].value) { 1443 if (first == 0) 1444 sbuf_printf(&sb, ", "); 1445 else 1446 first = 0; 1447 sbuf_cat(&sb, ada_zone_desc_table[i].desc); 1448 } 1449 } 1450 1451 if (first == 1) 1452 sbuf_printf(&sb, "None"); 1453 1454 sbuf_finish(&sb); 1455 1456 error = sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req); 1457 1458 return (error); 1459 } 1460 1461 static void 1462 adasysctlinit(void *context, int pending) 1463 { 1464 struct cam_periph *periph; 1465 struct ada_softc *softc; 1466 char tmpstr[32], tmpstr2[16]; 1467 1468 periph = (struct cam_periph *)context; 1469 1470 /* periph was held for us when this task was enqueued */ 1471 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1472 cam_periph_release(periph); 1473 return; 1474 } 1475 1476 softc = (struct ada_softc *)periph->softc; 1477 snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d",periph->unit_number); 1478 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1479 1480 sysctl_ctx_init(&softc->sysctl_ctx); 1481 softc->flags |= ADA_FLAG_SCTX_INIT; 1482 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx, 1483 SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1484 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, tmpstr, "device_index"); 1485 if (softc->sysctl_tree == NULL) { 1486 printf("adasysctlinit: unable to allocate sysctl tree\n"); 1487 cam_periph_release(periph); 1488 return; 1489 } 1490 1491 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1492 OID_AUTO, "delete_method", 1493 CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_MPSAFE, 1494 softc, 0, adadeletemethodsysctl, "A", 1495 "BIO_DELETE execution method"); 1496 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1497 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1498 "trim_count", CTLFLAG_RD, &softc->trim_count, 1499 "Total number of dsm commands sent"); 1500 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1501 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1502 "trim_ranges", CTLFLAG_RD, &softc->trim_ranges, 1503 "Total number of ranges in dsm commands"); 1504 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1505 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1506 "trim_lbas", CTLFLAG_RD, &softc->trim_lbas, 1507 "Total lbas in the dsm commands sent"); 1508 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1509 OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1510 &softc->read_ahead, 0, "Enable disk read ahead."); 1511 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1512 OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1513 &softc->write_cache, 0, "Enable disk write cache."); 1514 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1515 OID_AUTO, "zone_mode", 1516 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, 1517 softc, 0, adazonemodesysctl, "A", 1518 "Zone Mode"); 1519 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1520 OID_AUTO, "zone_support", 1521 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, 1522 softc, 0, adazonesupsysctl, "A", 1523 "Zone Support"); 1524 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1525 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1526 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones, 1527 "Optimal Number of Open Sequential Write Preferred Zones"); 1528 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1529 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1530 "optimal_nonseq_zones", CTLFLAG_RD, 1531 &softc->optimal_nonseq_zones, 1532 "Optimal Number of Non-Sequentially Written Sequential Write " 1533 "Preferred Zones"); 1534 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1535 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1536 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones, 1537 "Maximum Number of Open Sequential Write Required Zones"); 1538 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1539 OID_AUTO, "flags", CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, 1540 softc, 0, adaflagssysctl, "A", 1541 "Flags for drive"); 1542 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1543 OID_AUTO, "unmapped_io", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE, 1544 &softc->flags, (u_int)ADA_FLAG_UNMAPPEDIO, adabitsysctl, "I", 1545 "Use unmapped I/O. This sysctl is *DEPRECATED*, gone in FreeBSD 15"); 1546 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1547 OID_AUTO, "rotating", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE, 1548 &softc->flags, (u_int)ADA_FLAG_ROTATING, adabitsysctl, "I", 1549 "Rotating media. This sysctl is *DEPRECATED*, gone in FreeBSD 15"); 1550 1551 #ifdef CAM_TEST_FAILURE 1552 /* 1553 * Add a 'door bell' sysctl which allows one to set it from userland 1554 * and cause something bad to happen. For the moment, we only allow 1555 * whacking the next read or write. 1556 */ 1557 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1558 OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1559 &softc->force_read_error, 0, 1560 "Force a read error for the next N reads."); 1561 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1562 OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1563 &softc->force_write_error, 0, 1564 "Force a write error for the next N writes."); 1565 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1566 OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1567 &softc->periodic_read_error, 0, 1568 "Force a read error every N reads (don't set too low)."); 1569 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1570 OID_AUTO, "invalidate", CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE, 1571 periph, 0, cam_periph_invalidate_sysctl, "I", 1572 "Write 1 to invalidate the drive immediately"); 1573 #endif 1574 1575 #ifdef CAM_IO_STATS 1576 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx, 1577 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats", 1578 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, "Statistics"); 1579 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1580 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1581 OID_AUTO, "timeouts", CTLFLAG_RD | CTLFLAG_MPSAFE, 1582 &softc->timeouts, 0, 1583 "Device timeouts reported by the SIM"); 1584 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1585 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1586 OID_AUTO, "errors", CTLFLAG_RD | CTLFLAG_MPSAFE, 1587 &softc->errors, 0, 1588 "Transport errors reported by the SIM."); 1589 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1590 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1591 OID_AUTO, "pack_invalidations", CTLFLAG_RD | CTLFLAG_MPSAFE, 1592 &softc->invalidations, 0, 1593 "Device pack invalidations."); 1594 #endif 1595 1596 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx, 1597 softc->sysctl_tree); 1598 1599 cam_periph_release(periph); 1600 } 1601 1602 static int 1603 adagetattr(struct bio *bp) 1604 { 1605 int ret; 1606 struct cam_periph *periph; 1607 1608 if (g_handleattr_int(bp, "GEOM::canspeedup", ada_enable_biospeedup)) 1609 return (EJUSTRETURN); 1610 1611 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1612 cam_periph_lock(periph); 1613 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1614 periph->path); 1615 cam_periph_unlock(periph); 1616 if (ret == 0) 1617 bp->bio_completed = bp->bio_length; 1618 return ret; 1619 } 1620 1621 static int 1622 adadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 1623 { 1624 char buf[16]; 1625 const char *p; 1626 struct ada_softc *softc; 1627 int i, error, value, methods; 1628 1629 softc = (struct ada_softc *)arg1; 1630 1631 value = softc->delete_method; 1632 if (value < 0 || value > ADA_DELETE_MAX) 1633 p = "UNKNOWN"; 1634 else 1635 p = ada_delete_method_names[value]; 1636 strncpy(buf, p, sizeof(buf)); 1637 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 1638 if (error != 0 || req->newptr == NULL) 1639 return (error); 1640 methods = 1 << ADA_DELETE_DISABLE; 1641 if ((softc->flags & ADA_FLAG_CAN_CFA) && 1642 !(softc->flags & ADA_FLAG_CAN_48BIT)) 1643 methods |= 1 << ADA_DELETE_CFA_ERASE; 1644 if (softc->flags & ADA_FLAG_CAN_TRIM) 1645 methods |= 1 << ADA_DELETE_DSM_TRIM; 1646 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1647 methods |= 1 << ADA_DELETE_NCQ_DSM_TRIM; 1648 for (i = 0; i <= ADA_DELETE_MAX; i++) { 1649 if (!(methods & (1 << i)) || 1650 strcmp(buf, ada_delete_method_names[i]) != 0) 1651 continue; 1652 softc->delete_method = i; 1653 return (0); 1654 } 1655 return (EINVAL); 1656 } 1657 1658 static int 1659 adabitsysctl(SYSCTL_HANDLER_ARGS) 1660 { 1661 u_int *flags = arg1; 1662 u_int test = arg2; 1663 int tmpout, error; 1664 1665 tmpout = !!(*flags & test); 1666 error = SYSCTL_OUT(req, &tmpout, sizeof(tmpout)); 1667 if (error || !req->newptr) 1668 return (error); 1669 1670 return (EPERM); 1671 } 1672 1673 static int 1674 adaflagssysctl(SYSCTL_HANDLER_ARGS) 1675 { 1676 struct sbuf sbuf; 1677 struct ada_softc *softc = arg1; 1678 int error; 1679 1680 sbuf_new_for_sysctl(&sbuf, NULL, 0, req); 1681 if (softc->flags != 0) 1682 sbuf_printf(&sbuf, "0x%b", (unsigned)softc->flags, ADA_FLAG_STRING); 1683 else 1684 sbuf_printf(&sbuf, "0"); 1685 error = sbuf_finish(&sbuf); 1686 sbuf_delete(&sbuf); 1687 1688 return (error); 1689 } 1690 1691 static void 1692 adasetflags(struct ada_softc *softc, struct ccb_getdev *cgd) 1693 { 1694 if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1695 (cgd->inq_flags & SID_DMA)) 1696 softc->flags |= ADA_FLAG_CAN_DMA; 1697 else 1698 softc->flags &= ~ADA_FLAG_CAN_DMA; 1699 1700 if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1701 softc->flags |= ADA_FLAG_CAN_48BIT; 1702 if (cgd->inq_flags & SID_DMA48) 1703 softc->flags |= ADA_FLAG_CAN_DMA48; 1704 else 1705 softc->flags &= ~ADA_FLAG_CAN_DMA48; 1706 } else 1707 softc->flags &= ~(ADA_FLAG_CAN_48BIT | ADA_FLAG_CAN_DMA48); 1708 1709 if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1710 softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1711 else 1712 softc->flags &= ~ADA_FLAG_CAN_FLUSHCACHE; 1713 1714 if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1715 softc->flags |= ADA_FLAG_CAN_POWERMGT; 1716 else 1717 softc->flags &= ~ADA_FLAG_CAN_POWERMGT; 1718 1719 if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1720 (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1721 softc->flags |= ADA_FLAG_CAN_NCQ; 1722 else 1723 softc->flags &= ~ADA_FLAG_CAN_NCQ; 1724 1725 if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1726 (cgd->inq_flags & SID_DMA) && 1727 (softc->quirks & ADA_Q_NO_TRIM) == 0) { 1728 softc->flags |= ADA_FLAG_CAN_TRIM; 1729 softc->trim_max_ranges = TRIM_MAX_RANGES; 1730 if (cgd->ident_data.max_dsm_blocks != 0) { 1731 softc->trim_max_ranges = 1732 min(cgd->ident_data.max_dsm_blocks * 1733 ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1734 } 1735 /* 1736 * If we can do RCVSND_FPDMA_QUEUED commands, we may be able 1737 * to do NCQ trims, if we support trims at all. We also need 1738 * support from the SIM to do things properly. Perhaps we 1739 * should look at log 13 dword 0 bit 0 and dword 1 bit 0 are 1740 * set too... 1741 */ 1742 if ((softc->quirks & ADA_Q_NCQ_TRIM_BROKEN) == 0 && 1743 (softc->flags & ADA_FLAG_PIM_ATA_EXT) != 0 && 1744 (cgd->ident_data.satacapabilities2 & 1745 ATA_SUPPORT_RCVSND_FPDMA_QUEUED) != 0 && 1746 (softc->flags & ADA_FLAG_CAN_TRIM) != 0) 1747 softc->flags |= ADA_FLAG_CAN_NCQ_TRIM; 1748 else 1749 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 1750 } else 1751 softc->flags &= ~(ADA_FLAG_CAN_TRIM | ADA_FLAG_CAN_NCQ_TRIM); 1752 1753 if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1754 softc->flags |= ADA_FLAG_CAN_CFA; 1755 else 1756 softc->flags &= ~ADA_FLAG_CAN_CFA; 1757 1758 /* 1759 * Now that we've set the appropriate flags, setup the delete 1760 * method. 1761 */ 1762 adasetdeletemethod(softc); 1763 1764 if ((cgd->ident_data.support.extension & ATA_SUPPORT_GENLOG) 1765 && ((softc->quirks & ADA_Q_LOG_BROKEN) == 0)) 1766 softc->flags |= ADA_FLAG_CAN_LOG; 1767 else 1768 softc->flags &= ~ADA_FLAG_CAN_LOG; 1769 1770 if ((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1771 ATA_SUPPORT_ZONE_HOST_AWARE) 1772 softc->zone_mode = ADA_ZONE_HOST_AWARE; 1773 else if (((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1774 ATA_SUPPORT_ZONE_DEV_MANAGED) 1775 || (softc->quirks & ADA_Q_SMR_DM)) 1776 softc->zone_mode = ADA_ZONE_DRIVE_MANAGED; 1777 else 1778 softc->zone_mode = ADA_ZONE_NONE; 1779 1780 if (cgd->ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1781 softc->flags |= ADA_FLAG_CAN_RAHEAD; 1782 else 1783 softc->flags &= ~ADA_FLAG_CAN_RAHEAD; 1784 1785 if (cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1786 softc->flags |= ADA_FLAG_CAN_WCACHE; 1787 else 1788 softc->flags &= ~ADA_FLAG_CAN_WCACHE; 1789 } 1790 1791 static cam_status 1792 adaregister(struct cam_periph *periph, void *arg) 1793 { 1794 struct ada_softc *softc; 1795 struct ccb_getdev *cgd; 1796 struct disk_params *dp; 1797 struct sbuf sb; 1798 char *announce_buf; 1799 caddr_t match; 1800 int quirks; 1801 1802 cgd = (struct ccb_getdev *)arg; 1803 if (cgd == NULL) { 1804 printf("adaregister: no getdev CCB, can't register device\n"); 1805 return(CAM_REQ_CMP_ERR); 1806 } 1807 1808 softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1809 M_NOWAIT|M_ZERO); 1810 1811 if (softc == NULL) { 1812 printf("adaregister: Unable to probe new device. " 1813 "Unable to allocate softc\n"); 1814 return(CAM_REQ_CMP_ERR); 1815 } 1816 1817 announce_buf = softc->announce_temp; 1818 bzero(announce_buf, ADA_ANNOUNCETMP_SZ); 1819 1820 if (cam_iosched_init(&softc->cam_iosched, periph) != 0) { 1821 printf("adaregister: Unable to probe new device. " 1822 "Unable to allocate iosched memory\n"); 1823 free(softc, M_DEVBUF); 1824 return(CAM_REQ_CMP_ERR); 1825 } 1826 1827 periph->softc = softc; 1828 xpt_path_inq(&softc->cpi, periph->path); 1829 1830 /* 1831 * See if this device has any quirks. 1832 */ 1833 match = cam_quirkmatch((caddr_t)&cgd->ident_data, 1834 (caddr_t)ada_quirk_table, 1835 nitems(ada_quirk_table), 1836 sizeof(*ada_quirk_table), ata_identify_match); 1837 if (match != NULL) 1838 softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 1839 else 1840 softc->quirks = ADA_Q_NONE; 1841 1842 TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 1843 1844 /* 1845 * Take a reference on the periph while adastart is called to finish 1846 * the probe. The reference will be dropped in adaprobedone at the 1847 * end of probe. 1848 */ 1849 (void)cam_periph_acquire(periph); 1850 cam_periph_unlock(periph); 1851 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1852 "kern.cam.ada.%d.quirks", periph->unit_number); 1853 quirks = softc->quirks; 1854 TUNABLE_INT_FETCH(announce_buf, &quirks); 1855 softc->quirks = quirks; 1856 softc->read_ahead = -1; 1857 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1858 "kern.cam.ada.%d.read_ahead", periph->unit_number); 1859 TUNABLE_INT_FETCH(announce_buf, &softc->read_ahead); 1860 softc->write_cache = -1; 1861 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1862 "kern.cam.ada.%d.write_cache", periph->unit_number); 1863 TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 1864 1865 /* 1866 * Let XPT know we can use UMA-allocated CCBs. 1867 */ 1868 if (ada_enable_uma_ccbs) { 1869 KASSERT(ada_ccb_zone != NULL, 1870 ("%s: NULL ada_ccb_zone", __func__)); 1871 periph->ccb_zone = ada_ccb_zone; 1872 } 1873 1874 /* 1875 * Set support flags based on the Identify data and quirks. 1876 */ 1877 adasetflags(softc, cgd); 1878 if (softc->cpi.hba_misc & PIM_ATA_EXT) 1879 softc->flags |= ADA_FLAG_PIM_ATA_EXT; 1880 1881 /* Disable queue sorting for non-rotational media by default. */ 1882 if (cgd->ident_data.media_rotation_rate == ATA_RATE_NON_ROTATING) { 1883 softc->flags &= ~ADA_FLAG_ROTATING; 1884 } else { 1885 softc->flags |= ADA_FLAG_ROTATING; 1886 } 1887 cam_iosched_set_sort_queue(softc->cam_iosched, 1888 (softc->flags & ADA_FLAG_ROTATING) ? -1 : 0); 1889 softc->disk = disk_alloc(); 1890 adasetgeom(softc, cgd); 1891 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 1892 periph->unit_number, softc->params.secsize, 1893 DEVSTAT_ALL_SUPPORTED, 1894 DEVSTAT_TYPE_DIRECT | 1895 XPORT_DEVSTAT_TYPE(softc->cpi.transport), 1896 DEVSTAT_PRIORITY_DISK); 1897 softc->disk->d_open = adaopen; 1898 softc->disk->d_close = adaclose; 1899 softc->disk->d_strategy = adastrategy; 1900 softc->disk->d_getattr = adagetattr; 1901 if (cam_sim_pollable(periph->sim)) 1902 softc->disk->d_dump = adadump; 1903 softc->disk->d_gone = adadiskgonecb; 1904 softc->disk->d_name = "ada"; 1905 softc->disk->d_drv1 = periph; 1906 softc->disk->d_unit = periph->unit_number; 1907 cam_periph_lock(periph); 1908 1909 dp = &softc->params; 1910 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1911 "%juMB (%ju %u byte sectors)", 1912 ((uintmax_t)dp->secsize * dp->sectors) / (1024 * 1024), 1913 (uintmax_t)dp->sectors, dp->secsize); 1914 1915 sbuf_new(&sb, softc->announce_buffer, ADA_ANNOUNCE_SZ, SBUF_FIXEDLEN); 1916 xpt_announce_periph_sbuf(periph, &sb, announce_buf); 1917 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks, ADA_Q_BIT_STRING); 1918 sbuf_finish(&sb); 1919 sbuf_putbuf(&sb); 1920 1921 /* 1922 * Create our sysctl variables, now that we know 1923 * we have successfully attached. 1924 */ 1925 if (cam_periph_acquire(periph) == 0) 1926 taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1927 1928 /* 1929 * Add async callbacks for bus reset and 1930 * bus device reset calls. I don't bother 1931 * checking if this fails as, in most cases, 1932 * the system will function just fine without 1933 * them and the only alternative would be to 1934 * not attach the device on failure. 1935 */ 1936 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 1937 AC_GETDEV_CHANGED | AC_ADVINFO_CHANGED, 1938 adaasync, periph, periph->path); 1939 1940 /* 1941 * Schedule a periodic event to occasionally send an 1942 * ordered tag to a device. 1943 */ 1944 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 1945 callout_reset_sbt(&softc->sendordered_c, 1946 SBT_1S / ADA_ORDEREDTAG_INTERVAL * ada_default_timeout, 0, 1947 adasendorderedtag, softc, C_PREL(1)); 1948 1949 /* Released after probe when disk_create() call pass it to GEOM. */ 1950 cam_periph_hold_boot(periph); 1951 1952 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) { 1953 softc->state = ADA_STATE_RAHEAD; 1954 } else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) { 1955 softc->state = ADA_STATE_WCACHE; 1956 } else if ((softc->flags & ADA_FLAG_CAN_LOG) 1957 && (softc->zone_mode != ADA_ZONE_NONE)) { 1958 softc->state = ADA_STATE_LOGDIR; 1959 } else { 1960 /* 1961 * Nothing to probe, so we can just transition to the 1962 * normal state. 1963 */ 1964 adaprobedone(periph, NULL); 1965 return(CAM_REQ_CMP); 1966 } 1967 1968 xpt_schedule(periph, CAM_PRIORITY_DEV); 1969 return(CAM_REQ_CMP); 1970 } 1971 1972 static int 1973 ada_dsmtrim_req_create(struct ada_softc *softc, struct bio *bp, struct trim_request *req) 1974 { 1975 uint64_t lastlba = (uint64_t)-1, lbas = 0; 1976 int c, lastcount = 0, off, ranges = 0; 1977 1978 bzero(req, sizeof(*req)); 1979 TAILQ_INIT(&req->bps); 1980 do { 1981 uint64_t lba = bp->bio_pblkno; 1982 int count = bp->bio_bcount / softc->params.secsize; 1983 1984 /* Try to extend the previous range. */ 1985 if (lba == lastlba) { 1986 c = min(count, ATA_DSM_RANGE_MAX - lastcount); 1987 lastcount += c; 1988 off = (ranges - 1) * ATA_DSM_RANGE_SIZE; 1989 req->data[off + 6] = lastcount & 0xff; 1990 req->data[off + 7] = 1991 (lastcount >> 8) & 0xff; 1992 count -= c; 1993 lba += c; 1994 lbas += c; 1995 } 1996 1997 while (count > 0) { 1998 c = min(count, ATA_DSM_RANGE_MAX); 1999 off = ranges * ATA_DSM_RANGE_SIZE; 2000 req->data[off + 0] = lba & 0xff; 2001 req->data[off + 1] = (lba >> 8) & 0xff; 2002 req->data[off + 2] = (lba >> 16) & 0xff; 2003 req->data[off + 3] = (lba >> 24) & 0xff; 2004 req->data[off + 4] = (lba >> 32) & 0xff; 2005 req->data[off + 5] = (lba >> 40) & 0xff; 2006 req->data[off + 6] = c & 0xff; 2007 req->data[off + 7] = (c >> 8) & 0xff; 2008 lba += c; 2009 lbas += c; 2010 count -= c; 2011 lastcount = c; 2012 ranges++; 2013 /* 2014 * Its the caller's responsibility to ensure the 2015 * request will fit so we don't need to check for 2016 * overrun here 2017 */ 2018 } 2019 lastlba = lba; 2020 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 2021 2022 bp = cam_iosched_next_trim(softc->cam_iosched); 2023 if (bp == NULL) 2024 break; 2025 if (bp->bio_bcount / softc->params.secsize > 2026 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) { 2027 cam_iosched_put_back_trim(softc->cam_iosched, bp); 2028 break; 2029 } 2030 } while (1); 2031 softc->trim_count++; 2032 softc->trim_ranges += ranges; 2033 softc->trim_lbas += lbas; 2034 2035 return (ranges); 2036 } 2037 2038 static void 2039 ada_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2040 { 2041 struct trim_request *req = &softc->trim_req; 2042 int ranges; 2043 2044 ranges = ada_dsmtrim_req_create(softc, bp, req); 2045 cam_fill_ataio(ataio, 2046 ada_retry_count, 2047 adadone, 2048 CAM_DIR_OUT, 2049 0, 2050 req->data, 2051 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 2052 ada_default_timeout * 1000); 2053 ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 2054 ATA_DSM_TRIM, 0, howmany(ranges, ATA_DSM_BLK_RANGES)); 2055 } 2056 2057 static void 2058 ada_ncq_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2059 { 2060 struct trim_request *req = &softc->trim_req; 2061 int ranges; 2062 2063 ranges = ada_dsmtrim_req_create(softc, bp, req); 2064 cam_fill_ataio(ataio, 2065 ada_retry_count, 2066 adadone, 2067 CAM_DIR_OUT, 2068 0, 2069 req->data, 2070 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 2071 ada_default_timeout * 1000); 2072 ata_ncq_cmd(ataio, 2073 ATA_SEND_FPDMA_QUEUED, 2074 0, 2075 howmany(ranges, ATA_DSM_BLK_RANGES)); 2076 ataio->cmd.sector_count_exp = ATA_SFPDMA_DSM; 2077 ataio->ata_flags |= ATA_FLAG_AUX; 2078 ataio->aux = 1; 2079 } 2080 2081 static void 2082 ada_cfaerase(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2083 { 2084 struct trim_request *req = &softc->trim_req; 2085 uint64_t lba = bp->bio_pblkno; 2086 uint16_t count = bp->bio_bcount / softc->params.secsize; 2087 2088 bzero(req, sizeof(*req)); 2089 TAILQ_INIT(&req->bps); 2090 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 2091 2092 cam_fill_ataio(ataio, 2093 ada_retry_count, 2094 adadone, 2095 CAM_DIR_NONE, 2096 0, 2097 NULL, 2098 0, 2099 ada_default_timeout*1000); 2100 2101 if (count >= 256) 2102 count = 0; 2103 ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 2104 } 2105 2106 static int 2107 ada_zone_bio_to_ata(int disk_zone_cmd) 2108 { 2109 switch (disk_zone_cmd) { 2110 case DISK_ZONE_OPEN: 2111 return ATA_ZM_OPEN_ZONE; 2112 case DISK_ZONE_CLOSE: 2113 return ATA_ZM_CLOSE_ZONE; 2114 case DISK_ZONE_FINISH: 2115 return ATA_ZM_FINISH_ZONE; 2116 case DISK_ZONE_RWP: 2117 return ATA_ZM_RWP; 2118 } 2119 2120 return -1; 2121 } 2122 2123 static int 2124 ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp, 2125 int *queue_ccb) 2126 { 2127 struct ada_softc *softc; 2128 int error; 2129 2130 error = 0; 2131 2132 if (bp->bio_cmd != BIO_ZONE) { 2133 error = EINVAL; 2134 goto bailout; 2135 } 2136 2137 softc = periph->softc; 2138 2139 switch (bp->bio_zone.zone_cmd) { 2140 case DISK_ZONE_OPEN: 2141 case DISK_ZONE_CLOSE: 2142 case DISK_ZONE_FINISH: 2143 case DISK_ZONE_RWP: { 2144 int zone_flags; 2145 int zone_sa; 2146 uint64_t lba; 2147 2148 zone_sa = ada_zone_bio_to_ata(bp->bio_zone.zone_cmd); 2149 if (zone_sa == -1) { 2150 xpt_print(periph->path, "Cannot translate zone " 2151 "cmd %#x to ATA\n", bp->bio_zone.zone_cmd); 2152 error = EINVAL; 2153 goto bailout; 2154 } 2155 2156 zone_flags = 0; 2157 lba = bp->bio_zone.zone_params.rwp.id; 2158 2159 if (bp->bio_zone.zone_params.rwp.flags & 2160 DISK_ZONE_RWP_FLAG_ALL) 2161 zone_flags |= ZBC_OUT_ALL; 2162 2163 ata_zac_mgmt_out(&ccb->ataio, 2164 /*retries*/ ada_retry_count, 2165 /*cbfcnp*/ adadone, 2166 /*use_ncq*/ (softc->flags & 2167 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2168 /*zm_action*/ zone_sa, 2169 /*zone_id*/ lba, 2170 /*zone_flags*/ zone_flags, 2171 /*sector_count*/ 0, 2172 /*data_ptr*/ NULL, 2173 /*dxfer_len*/ 0, 2174 /*timeout*/ ada_default_timeout * 1000); 2175 *queue_ccb = 1; 2176 2177 break; 2178 } 2179 case DISK_ZONE_REPORT_ZONES: { 2180 uint8_t *rz_ptr; 2181 uint32_t num_entries, alloc_size; 2182 struct disk_zone_report *rep; 2183 2184 rep = &bp->bio_zone.zone_params.report; 2185 2186 num_entries = rep->entries_allocated; 2187 if (num_entries == 0) { 2188 xpt_print(periph->path, "No entries allocated for " 2189 "Report Zones request\n"); 2190 error = EINVAL; 2191 goto bailout; 2192 } 2193 alloc_size = sizeof(struct scsi_report_zones_hdr) + 2194 (sizeof(struct scsi_report_zones_desc) * num_entries); 2195 alloc_size = min(alloc_size, softc->disk->d_maxsize); 2196 rz_ptr = malloc(alloc_size, M_ATADA, M_NOWAIT | M_ZERO); 2197 if (rz_ptr == NULL) { 2198 xpt_print(periph->path, "Unable to allocate memory " 2199 "for Report Zones request\n"); 2200 error = ENOMEM; 2201 goto bailout; 2202 } 2203 2204 ata_zac_mgmt_in(&ccb->ataio, 2205 /*retries*/ ada_retry_count, 2206 /*cbcfnp*/ adadone, 2207 /*use_ncq*/ (softc->flags & 2208 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2209 /*zm_action*/ ATA_ZM_REPORT_ZONES, 2210 /*zone_id*/ rep->starting_id, 2211 /*zone_flags*/ rep->rep_options, 2212 /*data_ptr*/ rz_ptr, 2213 /*dxfer_len*/ alloc_size, 2214 /*timeout*/ ada_default_timeout * 1000); 2215 2216 /* 2217 * For BIO_ZONE, this isn't normally needed. However, it 2218 * is used by devstat_end_transaction_bio() to determine 2219 * how much data was transferred. 2220 */ 2221 /* 2222 * XXX KDM we have a problem. But I'm not sure how to fix 2223 * it. devstat uses bio_bcount - bio_resid to calculate 2224 * the amount of data transferred. The GEOM disk code 2225 * uses bio_length - bio_resid to calculate the amount of 2226 * data in bio_completed. We have different structure 2227 * sizes above and below the ada(4) driver. So, if we 2228 * use the sizes above, the amount transferred won't be 2229 * quite accurate for devstat. If we use different sizes 2230 * for bio_bcount and bio_length (above and below 2231 * respectively), then the residual needs to match one or 2232 * the other. Everything is calculated after the bio 2233 * leaves the driver, so changing the values around isn't 2234 * really an option. For now, just set the count to the 2235 * passed in length. This means that the calculations 2236 * above (e.g. bio_completed) will be correct, but the 2237 * amount of data reported to devstat will be slightly 2238 * under or overstated. 2239 */ 2240 bp->bio_bcount = bp->bio_length; 2241 2242 *queue_ccb = 1; 2243 2244 break; 2245 } 2246 case DISK_ZONE_GET_PARAMS: { 2247 struct disk_zone_disk_params *params; 2248 2249 params = &bp->bio_zone.zone_params.disk_params; 2250 bzero(params, sizeof(*params)); 2251 2252 switch (softc->zone_mode) { 2253 case ADA_ZONE_DRIVE_MANAGED: 2254 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED; 2255 break; 2256 case ADA_ZONE_HOST_AWARE: 2257 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE; 2258 break; 2259 case ADA_ZONE_HOST_MANAGED: 2260 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED; 2261 break; 2262 default: 2263 case ADA_ZONE_NONE: 2264 params->zone_mode = DISK_ZONE_MODE_NONE; 2265 break; 2266 } 2267 2268 if (softc->zone_flags & ADA_ZONE_FLAG_URSWRZ) 2269 params->flags |= DISK_ZONE_DISK_URSWRZ; 2270 2271 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_SEQ_SET) { 2272 params->optimal_seq_zones = softc->optimal_seq_zones; 2273 params->flags |= DISK_ZONE_OPT_SEQ_SET; 2274 } 2275 2276 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_NONSEQ_SET) { 2277 params->optimal_nonseq_zones = 2278 softc->optimal_nonseq_zones; 2279 params->flags |= DISK_ZONE_OPT_NONSEQ_SET; 2280 } 2281 2282 if (softc->zone_flags & ADA_ZONE_FLAG_MAX_SEQ_SET) { 2283 params->max_seq_zones = softc->max_seq_zones; 2284 params->flags |= DISK_ZONE_MAX_SEQ_SET; 2285 } 2286 if (softc->zone_flags & ADA_ZONE_FLAG_RZ_SUP) 2287 params->flags |= DISK_ZONE_RZ_SUP; 2288 2289 if (softc->zone_flags & ADA_ZONE_FLAG_OPEN_SUP) 2290 params->flags |= DISK_ZONE_OPEN_SUP; 2291 2292 if (softc->zone_flags & ADA_ZONE_FLAG_CLOSE_SUP) 2293 params->flags |= DISK_ZONE_CLOSE_SUP; 2294 2295 if (softc->zone_flags & ADA_ZONE_FLAG_FINISH_SUP) 2296 params->flags |= DISK_ZONE_FINISH_SUP; 2297 2298 if (softc->zone_flags & ADA_ZONE_FLAG_RWP_SUP) 2299 params->flags |= DISK_ZONE_RWP_SUP; 2300 break; 2301 } 2302 default: 2303 break; 2304 } 2305 bailout: 2306 return (error); 2307 } 2308 2309 static void 2310 adastart(struct cam_periph *periph, union ccb *start_ccb) 2311 { 2312 struct ada_softc *softc = (struct ada_softc *)periph->softc; 2313 struct ccb_ataio *ataio = &start_ccb->ataio; 2314 2315 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastart\n")); 2316 2317 switch (softc->state) { 2318 case ADA_STATE_NORMAL: 2319 { 2320 struct bio *bp; 2321 uint8_t tag_code; 2322 2323 bp = cam_iosched_next_bio(softc->cam_iosched); 2324 if (bp == NULL) { 2325 xpt_release_ccb(start_ccb); 2326 break; 2327 } 2328 2329 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2330 (bp->bio_cmd != BIO_DELETE && (softc->flags & ADA_FLAG_NEED_OTAG) != 0)) { 2331 softc->flags &= ~ADA_FLAG_NEED_OTAG; 2332 softc->flags |= ADA_FLAG_WAS_OTAG; 2333 tag_code = 0; 2334 } else { 2335 tag_code = 1; 2336 } 2337 switch (bp->bio_cmd) { 2338 case BIO_WRITE: 2339 case BIO_READ: 2340 { 2341 uint64_t lba = bp->bio_pblkno; 2342 uint16_t count = bp->bio_bcount / softc->params.secsize; 2343 void *data_ptr; 2344 int rw_op; 2345 2346 if (bp->bio_cmd == BIO_WRITE) { 2347 softc->flags |= ADA_FLAG_DIRTY; 2348 rw_op = CAM_DIR_OUT; 2349 } else { 2350 rw_op = CAM_DIR_IN; 2351 } 2352 2353 data_ptr = bp->bio_data; 2354 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) { 2355 rw_op |= CAM_DATA_BIO; 2356 data_ptr = bp; 2357 } 2358 2359 #ifdef CAM_TEST_FAILURE 2360 int fail = 0; 2361 2362 /* 2363 * Support the failure ioctls. If the command is a 2364 * read, and there are pending forced read errors, or 2365 * if a write and pending write errors, then fail this 2366 * operation with EIO. This is useful for testing 2367 * purposes. Also, support having every Nth read fail. 2368 * 2369 * This is a rather blunt tool. 2370 */ 2371 if (bp->bio_cmd == BIO_READ) { 2372 if (softc->force_read_error) { 2373 softc->force_read_error--; 2374 fail = 1; 2375 } 2376 if (softc->periodic_read_error > 0) { 2377 if (++softc->periodic_read_count >= 2378 softc->periodic_read_error) { 2379 softc->periodic_read_count = 0; 2380 fail = 1; 2381 } 2382 } 2383 } else { 2384 if (softc->force_write_error) { 2385 softc->force_write_error--; 2386 fail = 1; 2387 } 2388 } 2389 if (fail) { 2390 biofinish(bp, NULL, EIO); 2391 xpt_release_ccb(start_ccb); 2392 adaschedule(periph); 2393 return; 2394 } 2395 #endif 2396 KASSERT((bp->bio_flags & BIO_UNMAPPED) == 0 || 2397 round_page(bp->bio_bcount + bp->bio_ma_offset) / 2398 PAGE_SIZE == bp->bio_ma_n, 2399 ("Short bio %p", bp)); 2400 cam_fill_ataio(ataio, 2401 ada_retry_count, 2402 adadone, 2403 rw_op, 2404 0, 2405 data_ptr, 2406 bp->bio_bcount, 2407 ada_default_timeout*1000); 2408 2409 if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 2410 if (bp->bio_cmd == BIO_READ) { 2411 ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 2412 lba, count); 2413 } else { 2414 ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 2415 lba, count); 2416 } 2417 } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 2418 (lba + count >= ATA_MAX_28BIT_LBA || 2419 count > 256)) { 2420 if (softc->flags & ADA_FLAG_CAN_DMA48) { 2421 if (bp->bio_cmd == BIO_READ) { 2422 ata_48bit_cmd(ataio, ATA_READ_DMA48, 2423 0, lba, count); 2424 } else { 2425 ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 2426 0, lba, count); 2427 } 2428 } else { 2429 if (bp->bio_cmd == BIO_READ) { 2430 ata_48bit_cmd(ataio, ATA_READ_MUL48, 2431 0, lba, count); 2432 } else { 2433 ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 2434 0, lba, count); 2435 } 2436 } 2437 } else { 2438 if (count == 256) 2439 count = 0; 2440 if (softc->flags & ADA_FLAG_CAN_DMA) { 2441 if (bp->bio_cmd == BIO_READ) { 2442 ata_28bit_cmd(ataio, ATA_READ_DMA, 2443 0, lba, count); 2444 } else { 2445 ata_28bit_cmd(ataio, ATA_WRITE_DMA, 2446 0, lba, count); 2447 } 2448 } else { 2449 if (bp->bio_cmd == BIO_READ) { 2450 ata_28bit_cmd(ataio, ATA_READ_MUL, 2451 0, lba, count); 2452 } else { 2453 ata_28bit_cmd(ataio, ATA_WRITE_MUL, 2454 0, lba, count); 2455 } 2456 } 2457 } 2458 break; 2459 } 2460 case BIO_DELETE: 2461 switch (softc->delete_method) { 2462 case ADA_DELETE_NCQ_DSM_TRIM: 2463 ada_ncq_dsmtrim(softc, bp, ataio); 2464 break; 2465 case ADA_DELETE_DSM_TRIM: 2466 ada_dsmtrim(softc, bp, ataio); 2467 break; 2468 case ADA_DELETE_CFA_ERASE: 2469 ada_cfaerase(softc, bp, ataio); 2470 break; 2471 default: 2472 biofinish(bp, NULL, EOPNOTSUPP); 2473 xpt_release_ccb(start_ccb); 2474 adaschedule(periph); 2475 return; 2476 } 2477 start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 2478 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2479 cam_iosched_submit_trim(softc->cam_iosched); 2480 goto out; 2481 case BIO_FLUSH: 2482 cam_fill_ataio(ataio, 2483 1, 2484 adadone, 2485 CAM_DIR_NONE, 2486 0, 2487 NULL, 2488 0, 2489 ada_default_timeout*1000); 2490 2491 if (softc->flags & ADA_FLAG_CAN_48BIT) 2492 ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 2493 else 2494 ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 2495 break; 2496 case BIO_ZONE: { 2497 int error, queue_ccb; 2498 2499 queue_ccb = 0; 2500 2501 error = ada_zone_cmd(periph, start_ccb, bp, &queue_ccb); 2502 if ((error != 0) 2503 || (queue_ccb == 0)) { 2504 biofinish(bp, NULL, error); 2505 xpt_release_ccb(start_ccb); 2506 return; 2507 } 2508 break; 2509 } 2510 default: 2511 biofinish(bp, NULL, EOPNOTSUPP); 2512 xpt_release_ccb(start_ccb); 2513 return; 2514 } 2515 start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 2516 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2517 out: 2518 start_ccb->ccb_h.ccb_bp = bp; 2519 softc->outstanding_cmds++; 2520 softc->refcount++; 2521 cam_periph_unlock(periph); 2522 xpt_action(start_ccb); 2523 cam_periph_lock(periph); 2524 2525 /* May have more work to do, so ensure we stay scheduled */ 2526 adaschedule(periph); 2527 break; 2528 } 2529 case ADA_STATE_RAHEAD: 2530 case ADA_STATE_WCACHE: 2531 { 2532 cam_fill_ataio(ataio, 2533 1, 2534 adadone, 2535 CAM_DIR_NONE, 2536 0, 2537 NULL, 2538 0, 2539 ada_default_timeout*1000); 2540 2541 if (softc->state == ADA_STATE_RAHEAD) { 2542 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_RA ? 2543 ATA_SF_ENAB_RCACHE : ATA_SF_DIS_RCACHE, 0, 0); 2544 start_ccb->ccb_h.ccb_state = ADA_CCB_RAHEAD; 2545 } else { 2546 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_WC ? 2547 ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 2548 start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 2549 } 2550 start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 2551 xpt_action(start_ccb); 2552 break; 2553 } 2554 case ADA_STATE_LOGDIR: 2555 { 2556 struct ata_gp_log_dir *log_dir; 2557 2558 if ((softc->flags & ADA_FLAG_CAN_LOG) == 0) { 2559 adaprobedone(periph, start_ccb); 2560 break; 2561 } 2562 2563 log_dir = malloc(sizeof(*log_dir), M_ATADA, M_NOWAIT|M_ZERO); 2564 if (log_dir == NULL) { 2565 xpt_print(periph->path, "Couldn't malloc log_dir " 2566 "data\n"); 2567 softc->state = ADA_STATE_NORMAL; 2568 xpt_release_ccb(start_ccb); 2569 break; 2570 } 2571 2572 ata_read_log(ataio, 2573 /*retries*/1, 2574 /*cbfcnp*/adadone, 2575 /*log_address*/ ATA_LOG_DIRECTORY, 2576 /*page_number*/ 0, 2577 /*block_count*/ 1, 2578 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2579 CAM_ATAIO_DMA : 0, 2580 /*data_ptr*/ (uint8_t *)log_dir, 2581 /*dxfer_len*/sizeof(*log_dir), 2582 /*timeout*/ada_default_timeout*1000); 2583 2584 start_ccb->ccb_h.ccb_state = ADA_CCB_LOGDIR; 2585 xpt_action(start_ccb); 2586 break; 2587 } 2588 case ADA_STATE_IDDIR: 2589 { 2590 struct ata_identify_log_pages *id_dir; 2591 2592 id_dir = malloc(sizeof(*id_dir), M_ATADA, M_NOWAIT | M_ZERO); 2593 if (id_dir == NULL) { 2594 xpt_print(periph->path, "Couldn't malloc id_dir " 2595 "data\n"); 2596 adaprobedone(periph, start_ccb); 2597 break; 2598 } 2599 2600 ata_read_log(ataio, 2601 /*retries*/1, 2602 /*cbfcnp*/adadone, 2603 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2604 /*page_number*/ ATA_IDL_PAGE_LIST, 2605 /*block_count*/ 1, 2606 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2607 CAM_ATAIO_DMA : 0, 2608 /*data_ptr*/ (uint8_t *)id_dir, 2609 /*dxfer_len*/ sizeof(*id_dir), 2610 /*timeout*/ada_default_timeout*1000); 2611 2612 start_ccb->ccb_h.ccb_state = ADA_CCB_IDDIR; 2613 xpt_action(start_ccb); 2614 break; 2615 } 2616 case ADA_STATE_SUP_CAP: 2617 { 2618 struct ata_identify_log_sup_cap *sup_cap; 2619 2620 sup_cap = malloc(sizeof(*sup_cap), M_ATADA, M_NOWAIT|M_ZERO); 2621 if (sup_cap == NULL) { 2622 xpt_print(periph->path, "Couldn't malloc sup_cap " 2623 "data\n"); 2624 adaprobedone(periph, start_ccb); 2625 break; 2626 } 2627 2628 ata_read_log(ataio, 2629 /*retries*/1, 2630 /*cbfcnp*/adadone, 2631 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2632 /*page_number*/ ATA_IDL_SUP_CAP, 2633 /*block_count*/ 1, 2634 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2635 CAM_ATAIO_DMA : 0, 2636 /*data_ptr*/ (uint8_t *)sup_cap, 2637 /*dxfer_len*/ sizeof(*sup_cap), 2638 /*timeout*/ada_default_timeout*1000); 2639 2640 start_ccb->ccb_h.ccb_state = ADA_CCB_SUP_CAP; 2641 xpt_action(start_ccb); 2642 break; 2643 } 2644 case ADA_STATE_ZONE: 2645 { 2646 struct ata_zoned_info_log *ata_zone; 2647 2648 ata_zone = malloc(sizeof(*ata_zone), M_ATADA, M_NOWAIT|M_ZERO); 2649 if (ata_zone == NULL) { 2650 xpt_print(periph->path, "Couldn't malloc ata_zone " 2651 "data\n"); 2652 adaprobedone(periph, start_ccb); 2653 break; 2654 } 2655 2656 ata_read_log(ataio, 2657 /*retries*/1, 2658 /*cbfcnp*/adadone, 2659 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2660 /*page_number*/ ATA_IDL_ZDI, 2661 /*block_count*/ 1, 2662 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2663 CAM_ATAIO_DMA : 0, 2664 /*data_ptr*/ (uint8_t *)ata_zone, 2665 /*dxfer_len*/ sizeof(*ata_zone), 2666 /*timeout*/ada_default_timeout*1000); 2667 2668 start_ccb->ccb_h.ccb_state = ADA_CCB_ZONE; 2669 xpt_action(start_ccb); 2670 break; 2671 } 2672 } 2673 } 2674 2675 static void 2676 adaprobedone(struct cam_periph *periph, union ccb *ccb) 2677 { 2678 struct ada_softc *softc; 2679 2680 softc = (struct ada_softc *)periph->softc; 2681 2682 /* 2683 * Since our peripheral may be invalidated by an error we must release 2684 * our CCB before releasing the reference on the peripheral. The 2685 * peripheral will only go away once the last reference is removed, and 2686 * we need it around for the CCB release operation. 2687 */ 2688 if (ccb != NULL) 2689 xpt_release_ccb(ccb); 2690 2691 softc->state = ADA_STATE_NORMAL; 2692 softc->flags |= ADA_FLAG_PROBED; 2693 adaschedule(periph); 2694 if ((softc->flags & ADA_FLAG_ANNOUNCED) == 0) { 2695 softc->flags |= ADA_FLAG_ANNOUNCED; 2696 2697 /* 2698 * We'll release this reference once GEOM calls us back via 2699 * adadiskgonecb(), telling us that our provider has been freed. 2700 */ 2701 if (cam_periph_acquire(periph) == 0) 2702 disk_create(softc->disk, DISK_VERSION); 2703 2704 cam_periph_release_boot(periph); 2705 } 2706 cam_periph_release_locked(periph); 2707 } 2708 2709 static void 2710 adazonedone(struct cam_periph *periph, union ccb *ccb) 2711 { 2712 struct bio *bp; 2713 2714 bp = (struct bio *)ccb->ccb_h.ccb_bp; 2715 2716 switch (bp->bio_zone.zone_cmd) { 2717 case DISK_ZONE_OPEN: 2718 case DISK_ZONE_CLOSE: 2719 case DISK_ZONE_FINISH: 2720 case DISK_ZONE_RWP: 2721 break; 2722 case DISK_ZONE_REPORT_ZONES: { 2723 uint32_t avail_len; 2724 struct disk_zone_report *rep; 2725 struct scsi_report_zones_hdr *hdr; 2726 struct scsi_report_zones_desc *desc; 2727 struct disk_zone_rep_entry *entry; 2728 uint32_t hdr_len, num_avail; 2729 uint32_t num_to_fill, i; 2730 2731 rep = &bp->bio_zone.zone_params.report; 2732 avail_len = ccb->ataio.dxfer_len - ccb->ataio.resid; 2733 /* 2734 * Note that bio_resid isn't normally used for zone 2735 * commands, but it is used by devstat_end_transaction_bio() 2736 * to determine how much data was transferred. Because 2737 * the size of the SCSI/ATA data structures is different 2738 * than the size of the BIO interface structures, the 2739 * amount of data actually transferred from the drive will 2740 * be different than the amount of data transferred to 2741 * the user. 2742 */ 2743 hdr = (struct scsi_report_zones_hdr *)ccb->ataio.data_ptr; 2744 if (avail_len < sizeof(*hdr)) { 2745 /* 2746 * Is there a better error than EIO here? We asked 2747 * for at least the header, and we got less than 2748 * that. 2749 */ 2750 bp->bio_error = EIO; 2751 bp->bio_flags |= BIO_ERROR; 2752 bp->bio_resid = bp->bio_bcount; 2753 break; 2754 } 2755 2756 hdr_len = le32dec(hdr->length); 2757 if (hdr_len > 0) 2758 rep->entries_available = hdr_len / sizeof(*desc); 2759 else 2760 rep->entries_available = 0; 2761 /* 2762 * NOTE: using the same values for the BIO version of the 2763 * same field as the SCSI/ATA values. This means we could 2764 * get some additional values that aren't defined in bio.h 2765 * if more values of the same field are defined later. 2766 */ 2767 rep->header.same = hdr->byte4 & SRZ_SAME_MASK; 2768 rep->header.maximum_lba = le64dec(hdr->maximum_lba); 2769 /* 2770 * If the drive reports no entries that match the query, 2771 * we're done. 2772 */ 2773 if (hdr_len == 0) { 2774 rep->entries_filled = 0; 2775 bp->bio_resid = bp->bio_bcount; 2776 break; 2777 } 2778 2779 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc), 2780 hdr_len / sizeof(*desc)); 2781 /* 2782 * If the drive didn't return any data, then we're done. 2783 */ 2784 if (num_avail == 0) { 2785 rep->entries_filled = 0; 2786 bp->bio_resid = bp->bio_bcount; 2787 break; 2788 } 2789 2790 num_to_fill = min(num_avail, rep->entries_allocated); 2791 /* 2792 * If the user didn't allocate any entries for us to fill, 2793 * we're done. 2794 */ 2795 if (num_to_fill == 0) { 2796 rep->entries_filled = 0; 2797 bp->bio_resid = bp->bio_bcount; 2798 break; 2799 } 2800 2801 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0]; 2802 i < num_to_fill; i++, desc++, entry++) { 2803 /* 2804 * NOTE: we're mapping the values here directly 2805 * from the SCSI/ATA bit definitions to the bio.h 2806 * definitions. There is also a warning in 2807 * disk_zone.h, but the impact is that if 2808 * additional values are added in the SCSI/ATA 2809 * specs these will be visible to consumers of 2810 * this interface. 2811 */ 2812 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK; 2813 entry->zone_condition = 2814 (desc->zone_flags & SRZ_ZONE_COND_MASK) >> 2815 SRZ_ZONE_COND_SHIFT; 2816 entry->zone_flags |= desc->zone_flags & 2817 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET); 2818 entry->zone_length = le64dec(desc->zone_length); 2819 entry->zone_start_lba = le64dec(desc->zone_start_lba); 2820 entry->write_pointer_lba = 2821 le64dec(desc->write_pointer_lba); 2822 } 2823 rep->entries_filled = num_to_fill; 2824 /* 2825 * Note that this residual is accurate from the user's 2826 * standpoint, but the amount transferred isn't accurate 2827 * from the standpoint of what actually came back from the 2828 * drive. 2829 */ 2830 bp->bio_resid = bp->bio_bcount - (num_to_fill * sizeof(*entry)); 2831 break; 2832 } 2833 case DISK_ZONE_GET_PARAMS: 2834 default: 2835 /* 2836 * In theory we should not get a GET_PARAMS bio, since it 2837 * should be handled without queueing the command to the 2838 * drive. 2839 */ 2840 panic("%s: Invalid zone command %d", __func__, 2841 bp->bio_zone.zone_cmd); 2842 break; 2843 } 2844 2845 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES) 2846 free(ccb->ataio.data_ptr, M_ATADA); 2847 } 2848 2849 static void 2850 adadone(struct cam_periph *periph, union ccb *done_ccb) 2851 { 2852 struct ada_softc *softc; 2853 struct ccb_ataio *ataio; 2854 struct cam_path *path; 2855 uint32_t priority; 2856 int state; 2857 2858 softc = (struct ada_softc *)periph->softc; 2859 ataio = &done_ccb->ataio; 2860 path = done_ccb->ccb_h.path; 2861 priority = done_ccb->ccb_h.pinfo.priority; 2862 2863 CAM_DEBUG(path, CAM_DEBUG_TRACE, ("adadone\n")); 2864 2865 state = ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK; 2866 switch (state) { 2867 case ADA_CCB_BUFFER_IO: 2868 case ADA_CCB_TRIM: 2869 { 2870 struct bio *bp; 2871 int error; 2872 2873 cam_periph_lock(periph); 2874 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2875 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2876 error = adaerror(done_ccb, CAM_RETRY_SELTO, 0); 2877 if (error == ERESTART) { 2878 /* A retry was scheduled, so just return. */ 2879 cam_periph_unlock(periph); 2880 return; 2881 } 2882 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2883 cam_release_devq(path, 2884 /*relsim_flags*/0, 2885 /*reduction*/0, 2886 /*timeout*/0, 2887 /*getcount_only*/0); 2888 /* 2889 * If we get an error on an NCQ DSM TRIM, fall back 2890 * to a non-NCQ DSM TRIM forever. Please note that if 2891 * CAN_NCQ_TRIM is set, CAN_TRIM is necessarily set too. 2892 * However, for this one trim, we treat it as advisory 2893 * and return success up the stack. 2894 */ 2895 if (state == ADA_CCB_TRIM && 2896 error != 0 && 2897 (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) != 0) { 2898 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 2899 error = 0; 2900 adasetdeletemethod(softc); 2901 } 2902 } else { 2903 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2904 panic("REQ_CMP with QFRZN"); 2905 2906 error = 0; 2907 } 2908 bp->bio_error = error; 2909 if (error != 0) { 2910 bp->bio_resid = bp->bio_bcount; 2911 bp->bio_flags |= BIO_ERROR; 2912 } else { 2913 if (bp->bio_cmd == BIO_ZONE) 2914 adazonedone(periph, done_ccb); 2915 else if (state == ADA_CCB_TRIM) 2916 bp->bio_resid = 0; 2917 else 2918 bp->bio_resid = ataio->resid; 2919 2920 if ((bp->bio_resid > 0) 2921 && (bp->bio_cmd != BIO_ZONE)) 2922 bp->bio_flags |= BIO_ERROR; 2923 } 2924 softc->outstanding_cmds--; 2925 if (softc->outstanding_cmds == 0) 2926 softc->flags |= ADA_FLAG_WAS_OTAG; 2927 2928 /* 2929 * We need to call cam_iosched before we call biodone so that we 2930 * don't measure any activity that happens in the completion 2931 * routine, which in the case of sendfile can be quite 2932 * extensive. Release the periph refcount taken in adastart() 2933 * for each CCB. 2934 */ 2935 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb); 2936 xpt_release_ccb(done_ccb); 2937 KASSERT(softc->refcount >= 1, ("adadone softc %p refcount %d", softc, softc->refcount)); 2938 softc->refcount--; 2939 if (state == ADA_CCB_TRIM) { 2940 TAILQ_HEAD(, bio) queue; 2941 struct bio *bp1; 2942 2943 TAILQ_INIT(&queue); 2944 TAILQ_CONCAT(&queue, &softc->trim_req.bps, bio_queue); 2945 /* 2946 * Normally, the xpt_release_ccb() above would make sure 2947 * that when we have more work to do, that work would 2948 * get kicked off. However, we specifically keep 2949 * trim_running set to 0 before the call above to allow 2950 * other I/O to progress when many BIO_DELETE requests 2951 * are pushed down. We set trim_running to 0 and call 2952 * daschedule again so that we don't stall if there are 2953 * no other I/Os pending apart from BIO_DELETEs. 2954 */ 2955 cam_iosched_trim_done(softc->cam_iosched); 2956 adaschedule(periph); 2957 cam_periph_unlock(periph); 2958 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 2959 TAILQ_REMOVE(&queue, bp1, bio_queue); 2960 bp1->bio_error = error; 2961 if (error != 0) { 2962 bp1->bio_flags |= BIO_ERROR; 2963 bp1->bio_resid = bp1->bio_bcount; 2964 } else 2965 bp1->bio_resid = 0; 2966 biodone(bp1); 2967 } 2968 } else { 2969 adaschedule(periph); 2970 cam_periph_unlock(periph); 2971 biodone(bp); 2972 } 2973 return; 2974 } 2975 case ADA_CCB_RAHEAD: 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 xpt_release_ccb(done_ccb); 2992 softc->state = ADA_STATE_WCACHE; 2993 xpt_schedule(periph, priority); 2994 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2995 cam_release_devq(path, 0, 0, 0, FALSE); 2996 return; 2997 } 2998 case ADA_CCB_WCACHE: 2999 { 3000 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3001 if (adaerror(done_ccb, 0, 0) == ERESTART) { 3002 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 3003 cam_release_devq(path, 0, 0, 0, FALSE); 3004 return; 3005 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3006 cam_release_devq(path, 3007 /*relsim_flags*/0, 3008 /*reduction*/0, 3009 /*timeout*/0, 3010 /*getcount_only*/0); 3011 } 3012 } 3013 3014 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 3015 cam_release_devq(path, 0, 0, 0, FALSE); 3016 3017 if ((softc->flags & ADA_FLAG_CAN_LOG) 3018 && (softc->zone_mode != ADA_ZONE_NONE)) { 3019 xpt_release_ccb(done_ccb); 3020 softc->state = ADA_STATE_LOGDIR; 3021 xpt_schedule(periph, priority); 3022 } else { 3023 adaprobedone(periph, done_ccb); 3024 } 3025 return; 3026 } 3027 case ADA_CCB_LOGDIR: 3028 { 3029 int error; 3030 3031 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3032 error = 0; 3033 softc->valid_logdir_len = 0; 3034 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir)); 3035 softc->valid_logdir_len = 3036 ataio->dxfer_len - ataio->resid; 3037 if (softc->valid_logdir_len > 0) 3038 bcopy(ataio->data_ptr, &softc->ata_logdir, 3039 min(softc->valid_logdir_len, 3040 sizeof(softc->ata_logdir))); 3041 /* 3042 * Figure out whether the Identify Device log is 3043 * supported. The General Purpose log directory 3044 * has a header, and lists the number of pages 3045 * available for each GP log identified by the 3046 * offset into the list. 3047 */ 3048 if ((softc->valid_logdir_len >= 3049 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t))) 3050 && (le16dec(softc->ata_logdir.header) == 3051 ATA_GP_LOG_DIR_VERSION) 3052 && (le16dec(&softc->ata_logdir.num_pages[ 3053 (ATA_IDENTIFY_DATA_LOG * 3054 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){ 3055 softc->flags |= ADA_FLAG_CAN_IDLOG; 3056 } else { 3057 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3058 } 3059 } else { 3060 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3061 SF_RETRY_UA|SF_NO_PRINT); 3062 if (error == ERESTART) 3063 return; 3064 else if (error != 0) { 3065 /* 3066 * If we can't get the ATA log directory, 3067 * then ATA logs are effectively not 3068 * supported even if the bit is set in the 3069 * identify data. 3070 */ 3071 softc->flags &= ~(ADA_FLAG_CAN_LOG | 3072 ADA_FLAG_CAN_IDLOG); 3073 if ((done_ccb->ccb_h.status & 3074 CAM_DEV_QFRZN) != 0) { 3075 /* Don't wedge this device's queue */ 3076 cam_release_devq(done_ccb->ccb_h.path, 3077 /*relsim_flags*/0, 3078 /*reduction*/0, 3079 /*timeout*/0, 3080 /*getcount_only*/0); 3081 } 3082 } 3083 } 3084 3085 free(ataio->data_ptr, M_ATADA); 3086 3087 if ((error == 0) 3088 && (softc->flags & ADA_FLAG_CAN_IDLOG)) { 3089 softc->state = ADA_STATE_IDDIR; 3090 xpt_release_ccb(done_ccb); 3091 xpt_schedule(periph, priority); 3092 } else 3093 adaprobedone(periph, done_ccb); 3094 3095 return; 3096 } 3097 case ADA_CCB_IDDIR: { 3098 int error; 3099 3100 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3101 off_t entries_offset, max_entries; 3102 error = 0; 3103 3104 softc->valid_iddir_len = 0; 3105 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir)); 3106 softc->flags &= ~(ADA_FLAG_CAN_SUPCAP | 3107 ADA_FLAG_CAN_ZONE); 3108 softc->valid_iddir_len = 3109 ataio->dxfer_len - ataio->resid; 3110 if (softc->valid_iddir_len > 0) 3111 bcopy(ataio->data_ptr, &softc->ata_iddir, 3112 min(softc->valid_iddir_len, 3113 sizeof(softc->ata_iddir))); 3114 3115 entries_offset = 3116 __offsetof(struct ata_identify_log_pages,entries); 3117 max_entries = softc->valid_iddir_len - entries_offset; 3118 if ((softc->valid_iddir_len > (entries_offset + 1)) 3119 && (le64dec(softc->ata_iddir.header) == 3120 ATA_IDLOG_REVISION) 3121 && (softc->ata_iddir.entry_count > 0)) { 3122 int num_entries, i; 3123 3124 num_entries = softc->ata_iddir.entry_count; 3125 num_entries = min(num_entries, 3126 softc->valid_iddir_len - entries_offset); 3127 for (i = 0; i < num_entries && 3128 i < max_entries; i++) { 3129 if (softc->ata_iddir.entries[i] == 3130 ATA_IDL_SUP_CAP) 3131 softc->flags |= 3132 ADA_FLAG_CAN_SUPCAP; 3133 else if (softc->ata_iddir.entries[i]== 3134 ATA_IDL_ZDI) 3135 softc->flags |= 3136 ADA_FLAG_CAN_ZONE; 3137 3138 if ((softc->flags & 3139 ADA_FLAG_CAN_SUPCAP) 3140 && (softc->flags & 3141 ADA_FLAG_CAN_ZONE)) 3142 break; 3143 } 3144 } 3145 } else { 3146 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3147 SF_RETRY_UA|SF_NO_PRINT); 3148 if (error == ERESTART) 3149 return; 3150 else if (error != 0) { 3151 /* 3152 * If we can't get the ATA Identify Data log 3153 * directory, then it effectively isn't 3154 * supported even if the ATA Log directory 3155 * a non-zero number of pages present for 3156 * this log. 3157 */ 3158 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3159 if ((done_ccb->ccb_h.status & 3160 CAM_DEV_QFRZN) != 0) { 3161 /* Don't wedge this device's queue */ 3162 cam_release_devq(done_ccb->ccb_h.path, 3163 /*relsim_flags*/0, 3164 /*reduction*/0, 3165 /*timeout*/0, 3166 /*getcount_only*/0); 3167 } 3168 } 3169 } 3170 3171 free(ataio->data_ptr, M_ATADA); 3172 3173 if ((error == 0) 3174 && (softc->flags & ADA_FLAG_CAN_SUPCAP)) { 3175 softc->state = ADA_STATE_SUP_CAP; 3176 xpt_release_ccb(done_ccb); 3177 xpt_schedule(periph, priority); 3178 } else 3179 adaprobedone(periph, done_ccb); 3180 return; 3181 } 3182 case ADA_CCB_SUP_CAP: { 3183 int error; 3184 3185 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3186 uint32_t valid_len; 3187 size_t needed_size; 3188 struct ata_identify_log_sup_cap *sup_cap; 3189 error = 0; 3190 3191 sup_cap = (struct ata_identify_log_sup_cap *) 3192 ataio->data_ptr; 3193 valid_len = ataio->dxfer_len - ataio->resid; 3194 needed_size = 3195 __offsetof(struct ata_identify_log_sup_cap, 3196 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap); 3197 if (valid_len >= needed_size) { 3198 uint64_t zoned, zac_cap; 3199 3200 zoned = le64dec(sup_cap->zoned_cap); 3201 if (zoned & ATA_ZONED_VALID) { 3202 /* 3203 * This should have already been 3204 * set, because this is also in the 3205 * ATA identify data. 3206 */ 3207 if ((zoned & ATA_ZONED_MASK) == 3208 ATA_SUPPORT_ZONE_HOST_AWARE) 3209 softc->zone_mode = 3210 ADA_ZONE_HOST_AWARE; 3211 else if ((zoned & ATA_ZONED_MASK) == 3212 ATA_SUPPORT_ZONE_DEV_MANAGED) 3213 softc->zone_mode = 3214 ADA_ZONE_DRIVE_MANAGED; 3215 } 3216 3217 zac_cap = le64dec(sup_cap->sup_zac_cap); 3218 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) { 3219 if (zac_cap & ATA_REPORT_ZONES_SUP) 3220 softc->zone_flags |= 3221 ADA_ZONE_FLAG_RZ_SUP; 3222 if (zac_cap & ATA_ND_OPEN_ZONE_SUP) 3223 softc->zone_flags |= 3224 ADA_ZONE_FLAG_OPEN_SUP; 3225 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP) 3226 softc->zone_flags |= 3227 ADA_ZONE_FLAG_CLOSE_SUP; 3228 if (zac_cap & ATA_ND_FINISH_ZONE_SUP) 3229 softc->zone_flags |= 3230 ADA_ZONE_FLAG_FINISH_SUP; 3231 if (zac_cap & ATA_ND_RWP_SUP) 3232 softc->zone_flags |= 3233 ADA_ZONE_FLAG_RWP_SUP; 3234 } else { 3235 /* 3236 * This field was introduced in 3237 * ACS-4, r08 on April 28th, 2015. 3238 * If the drive firmware was written 3239 * to an earlier spec, it won't have 3240 * the field. So, assume all 3241 * commands are supported. 3242 */ 3243 softc->zone_flags |= 3244 ADA_ZONE_FLAG_SUP_MASK; 3245 } 3246 } 3247 } else { 3248 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3249 SF_RETRY_UA|SF_NO_PRINT); 3250 if (error == ERESTART) 3251 return; 3252 else if (error != 0) { 3253 /* 3254 * If we can't get the ATA Identify Data 3255 * Supported Capabilities page, clear the 3256 * flag... 3257 */ 3258 softc->flags &= ~ADA_FLAG_CAN_SUPCAP; 3259 /* 3260 * And clear zone capabilities. 3261 */ 3262 softc->zone_flags &= ~ADA_ZONE_FLAG_SUP_MASK; 3263 if ((done_ccb->ccb_h.status & 3264 CAM_DEV_QFRZN) != 0) { 3265 /* Don't wedge this device's queue */ 3266 cam_release_devq(done_ccb->ccb_h.path, 3267 /*relsim_flags*/0, 3268 /*reduction*/0, 3269 /*timeout*/0, 3270 /*getcount_only*/0); 3271 } 3272 } 3273 } 3274 3275 free(ataio->data_ptr, M_ATADA); 3276 3277 if ((error == 0) 3278 && (softc->flags & ADA_FLAG_CAN_ZONE)) { 3279 softc->state = ADA_STATE_ZONE; 3280 xpt_release_ccb(done_ccb); 3281 xpt_schedule(periph, priority); 3282 } else 3283 adaprobedone(periph, done_ccb); 3284 return; 3285 } 3286 case ADA_CCB_ZONE: { 3287 int error; 3288 3289 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3290 struct ata_zoned_info_log *zi_log; 3291 uint32_t valid_len; 3292 size_t needed_size; 3293 3294 zi_log = (struct ata_zoned_info_log *)ataio->data_ptr; 3295 3296 valid_len = ataio->dxfer_len - ataio->resid; 3297 needed_size = __offsetof(struct ata_zoned_info_log, 3298 version_info) + 1 + sizeof(zi_log->version_info); 3299 if (valid_len >= needed_size) { 3300 uint64_t tmpvar; 3301 3302 tmpvar = le64dec(zi_log->zoned_cap); 3303 if (tmpvar & ATA_ZDI_CAP_VALID) { 3304 if (tmpvar & ATA_ZDI_CAP_URSWRZ) 3305 softc->zone_flags |= 3306 ADA_ZONE_FLAG_URSWRZ; 3307 else 3308 softc->zone_flags &= 3309 ~ADA_ZONE_FLAG_URSWRZ; 3310 } 3311 tmpvar = le64dec(zi_log->optimal_seq_zones); 3312 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) { 3313 softc->zone_flags |= 3314 ADA_ZONE_FLAG_OPT_SEQ_SET; 3315 softc->optimal_seq_zones = (tmpvar & 3316 ATA_ZDI_OPT_SEQ_MASK); 3317 } else { 3318 softc->zone_flags &= 3319 ~ADA_ZONE_FLAG_OPT_SEQ_SET; 3320 softc->optimal_seq_zones = 0; 3321 } 3322 3323 tmpvar =le64dec(zi_log->optimal_nonseq_zones); 3324 if (tmpvar & ATA_ZDI_OPT_NS_VALID) { 3325 softc->zone_flags |= 3326 ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3327 softc->optimal_nonseq_zones = 3328 (tmpvar & ATA_ZDI_OPT_NS_MASK); 3329 } else { 3330 softc->zone_flags &= 3331 ~ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3332 softc->optimal_nonseq_zones = 0; 3333 } 3334 3335 tmpvar = le64dec(zi_log->max_seq_req_zones); 3336 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) { 3337 softc->zone_flags |= 3338 ADA_ZONE_FLAG_MAX_SEQ_SET; 3339 softc->max_seq_zones = 3340 (tmpvar & ATA_ZDI_MAX_SEQ_MASK); 3341 } else { 3342 softc->zone_flags &= 3343 ~ADA_ZONE_FLAG_MAX_SEQ_SET; 3344 softc->max_seq_zones = 0; 3345 } 3346 } 3347 } else { 3348 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3349 SF_RETRY_UA|SF_NO_PRINT); 3350 if (error == ERESTART) 3351 return; 3352 else if (error != 0) { 3353 softc->flags &= ~ADA_FLAG_CAN_ZONE; 3354 softc->flags &= ~ADA_ZONE_FLAG_SET_MASK; 3355 3356 if ((done_ccb->ccb_h.status & 3357 CAM_DEV_QFRZN) != 0) { 3358 /* Don't wedge this device's queue */ 3359 cam_release_devq(done_ccb->ccb_h.path, 3360 /*relsim_flags*/0, 3361 /*reduction*/0, 3362 /*timeout*/0, 3363 /*getcount_only*/0); 3364 } 3365 } 3366 } 3367 free(ataio->data_ptr, M_ATADA); 3368 3369 adaprobedone(periph, done_ccb); 3370 return; 3371 } 3372 case ADA_CCB_DUMP: 3373 /* No-op. We're polling */ 3374 return; 3375 default: 3376 break; 3377 } 3378 xpt_release_ccb(done_ccb); 3379 } 3380 3381 static int 3382 adaerror(union ccb *ccb, uint32_t cam_flags, uint32_t sense_flags) 3383 { 3384 #ifdef CAM_IO_STATS 3385 struct ada_softc *softc; 3386 struct cam_periph *periph; 3387 3388 periph = xpt_path_periph(ccb->ccb_h.path); 3389 softc = (struct ada_softc *)periph->softc; 3390 3391 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 3392 case CAM_CMD_TIMEOUT: 3393 softc->timeouts++; 3394 break; 3395 case CAM_REQ_ABORTED: 3396 case CAM_REQ_CMP_ERR: 3397 case CAM_REQ_TERMIO: 3398 case CAM_UNREC_HBA_ERROR: 3399 case CAM_DATA_RUN_ERR: 3400 case CAM_ATA_STATUS_ERROR: 3401 softc->errors++; 3402 break; 3403 default: 3404 break; 3405 } 3406 #endif 3407 3408 return(cam_periph_error(ccb, cam_flags, sense_flags)); 3409 } 3410 3411 static void 3412 adasetgeom(struct ada_softc *softc, struct ccb_getdev *cgd) 3413 { 3414 struct disk_params *dp = &softc->params; 3415 uint64_t lbasize48; 3416 uint32_t lbasize; 3417 u_int maxio, d_flags; 3418 size_t tmpsize; 3419 3420 dp->secsize = ata_logical_sector_size(&cgd->ident_data); 3421 if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 3422 cgd->ident_data.current_heads != 0 && 3423 cgd->ident_data.current_sectors != 0) { 3424 dp->heads = cgd->ident_data.current_heads; 3425 dp->secs_per_track = cgd->ident_data.current_sectors; 3426 dp->cylinders = cgd->ident_data.cylinders; 3427 dp->sectors = (uint32_t)cgd->ident_data.current_size_1 | 3428 ((uint32_t)cgd->ident_data.current_size_2 << 16); 3429 } else { 3430 dp->heads = cgd->ident_data.heads; 3431 dp->secs_per_track = cgd->ident_data.sectors; 3432 dp->cylinders = cgd->ident_data.cylinders; 3433 dp->sectors = cgd->ident_data.cylinders * 3434 (uint32_t)(dp->heads * dp->secs_per_track); 3435 } 3436 lbasize = (uint32_t)cgd->ident_data.lba_size_1 | 3437 ((uint32_t)cgd->ident_data.lba_size_2 << 16); 3438 3439 /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 3440 if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 3441 dp->sectors = lbasize; 3442 3443 /* use the 48bit LBA size if valid */ 3444 lbasize48 = ((uint64_t)cgd->ident_data.lba_size48_1) | 3445 ((uint64_t)cgd->ident_data.lba_size48_2 << 16) | 3446 ((uint64_t)cgd->ident_data.lba_size48_3 << 32) | 3447 ((uint64_t)cgd->ident_data.lba_size48_4 << 48); 3448 if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 3449 lbasize48 > ATA_MAX_28BIT_LBA) 3450 dp->sectors = lbasize48; 3451 3452 maxio = softc->cpi.maxio; /* Honor max I/O size of SIM */ 3453 if (maxio == 0) 3454 maxio = DFLTPHYS; /* traditional default */ 3455 else if (maxio > maxphys) 3456 maxio = maxphys; /* for safety */ 3457 if (softc->flags & ADA_FLAG_CAN_48BIT) 3458 maxio = min(maxio, 65536 * softc->params.secsize); 3459 else /* 28bit ATA command limit */ 3460 maxio = min(maxio, 256 * softc->params.secsize); 3461 if (softc->quirks & ADA_Q_128KB) 3462 maxio = min(maxio, 128 * 1024); 3463 softc->disk->d_maxsize = maxio; 3464 d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE; 3465 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) 3466 d_flags |= DISKFLAG_CANFLUSHCACHE; 3467 if (softc->flags & ADA_FLAG_CAN_TRIM) { 3468 d_flags |= DISKFLAG_CANDELETE; 3469 softc->disk->d_delmaxsize = softc->params.secsize * 3470 ATA_DSM_RANGE_MAX * softc->trim_max_ranges; 3471 } else if ((softc->flags & ADA_FLAG_CAN_CFA) && 3472 !(softc->flags & ADA_FLAG_CAN_48BIT)) { 3473 d_flags |= DISKFLAG_CANDELETE; 3474 softc->disk->d_delmaxsize = 256 * softc->params.secsize; 3475 } else 3476 softc->disk->d_delmaxsize = maxio; 3477 if ((softc->cpi.hba_misc & PIM_UNMAPPED) != 0) { 3478 d_flags |= DISKFLAG_UNMAPPED_BIO; 3479 softc->flags |= ADA_FLAG_UNMAPPEDIO; 3480 } 3481 softc->disk->d_flags = d_flags; 3482 3483 /* 3484 * ata_param_fixup will strip trailing padding spaces and add a NUL, 3485 * but if the field has no padding (as is common for serial numbers) 3486 * there will still be no NUL terminator. We cannot use strlcpy, since 3487 * it keeps reading src until it finds a NUL in order to compute the 3488 * return value (and will truncate the final character due to having a 3489 * single dsize rather than separate ssize and dsize), and strncpy does 3490 * not add a NUL to the destination if it reaches the character limit. 3491 */ 3492 tmpsize = MIN(sizeof(softc->disk->d_descr) - 1, 3493 sizeof(cgd->ident_data.model)); 3494 memcpy(softc->disk->d_descr, cgd->ident_data.model, tmpsize); 3495 softc->disk->d_descr[tmpsize] = '\0'; 3496 3497 tmpsize = MIN(sizeof(softc->disk->d_ident) - 1, 3498 sizeof(cgd->ident_data.serial)); 3499 memcpy(softc->disk->d_ident, cgd->ident_data.serial, tmpsize); 3500 softc->disk->d_ident[tmpsize] = '\0'; 3501 3502 softc->disk->d_sectorsize = softc->params.secsize; 3503 softc->disk->d_mediasize = (off_t)softc->params.sectors * 3504 softc->params.secsize; 3505 if (ata_physical_sector_size(&cgd->ident_data) != 3506 softc->params.secsize) { 3507 softc->disk->d_stripesize = 3508 ata_physical_sector_size(&cgd->ident_data); 3509 softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 3510 ata_logical_sector_offset(&cgd->ident_data)) % 3511 softc->disk->d_stripesize; 3512 } else if (softc->quirks & ADA_Q_4K) { 3513 softc->disk->d_stripesize = 4096; 3514 softc->disk->d_stripeoffset = 0; 3515 } 3516 softc->disk->d_fwsectors = softc->params.secs_per_track; 3517 softc->disk->d_fwheads = softc->params.heads; 3518 softc->disk->d_rotation_rate = cgd->ident_data.media_rotation_rate; 3519 snprintf(softc->disk->d_attachment, sizeof(softc->disk->d_attachment), 3520 "%s%d", softc->cpi.dev_name, softc->cpi.unit_number); 3521 } 3522 3523 static void 3524 adasendorderedtag(void *arg) 3525 { 3526 struct ada_softc *softc = arg; 3527 3528 if (ada_send_ordered) { 3529 if (softc->outstanding_cmds > 0) { 3530 if ((softc->flags & ADA_FLAG_WAS_OTAG) == 0) 3531 softc->flags |= ADA_FLAG_NEED_OTAG; 3532 softc->flags &= ~ADA_FLAG_WAS_OTAG; 3533 } 3534 } 3535 3536 /* Queue us up again */ 3537 callout_schedule_sbt(&softc->sendordered_c, 3538 SBT_1S / ADA_ORDEREDTAG_INTERVAL * ada_default_timeout, 0, 3539 C_PREL(1)); 3540 } 3541 3542 /* 3543 * Step through all ADA peripheral drivers, and if the device is still open, 3544 * sync the disk cache to physical media. 3545 */ 3546 static void 3547 adaflush(void) 3548 { 3549 struct cam_periph *periph; 3550 struct ada_softc *softc; 3551 union ccb *ccb; 3552 int error; 3553 3554 CAM_PERIPH_FOREACH(periph, &adadriver) { 3555 softc = (struct ada_softc *)periph->softc; 3556 if (SCHEDULER_STOPPED()) { 3557 /* If we panicked with the lock held, do not recurse. */ 3558 if (!cam_periph_owned(periph) && 3559 (softc->flags & ADA_FLAG_OPEN)) { 3560 adadump(softc->disk, NULL, 0, 0); 3561 } 3562 continue; 3563 } 3564 cam_periph_lock(periph); 3565 /* 3566 * We only sync the cache if the drive is still open, and 3567 * if the drive is capable of it.. 3568 */ 3569 if (((softc->flags & ADA_FLAG_OPEN) == 0) || 3570 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 3571 cam_periph_unlock(periph); 3572 continue; 3573 } 3574 3575 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3576 cam_fill_ataio(&ccb->ataio, 3577 0, 3578 NULL, 3579 CAM_DIR_NONE, 3580 0, 3581 NULL, 3582 0, 3583 ada_default_timeout*1000); 3584 if (softc->flags & ADA_FLAG_CAN_48BIT) 3585 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 3586 else 3587 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 3588 3589 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3590 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3591 softc->disk->d_devstat); 3592 if (error != 0) 3593 xpt_print(periph->path, "Synchronize cache failed\n"); 3594 xpt_release_ccb(ccb); 3595 cam_periph_unlock(periph); 3596 } 3597 } 3598 3599 static void 3600 adaspindown(uint8_t cmd, int flags) 3601 { 3602 struct cam_periph *periph; 3603 struct ada_softc *softc; 3604 struct ccb_ataio local_ccb; 3605 int error; 3606 int mode; 3607 3608 CAM_PERIPH_FOREACH(periph, &adadriver) { 3609 /* If we panicked with lock held - not recurse here. */ 3610 if (cam_periph_owned(periph)) 3611 continue; 3612 cam_periph_lock(periph); 3613 softc = (struct ada_softc *)periph->softc; 3614 /* 3615 * We only spin-down the drive if it is capable of it.. 3616 */ 3617 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3618 cam_periph_unlock(periph); 3619 continue; 3620 } 3621 3622 /* 3623 * Additionally check if we would spin up the drive instead of 3624 * spinning it down. 3625 */ 3626 if (cmd == ATA_IDLE_IMMEDIATE) { 3627 memset(&local_ccb, 0, sizeof(local_ccb)); 3628 xpt_setup_ccb(&local_ccb.ccb_h, periph->path, 3629 CAM_PRIORITY_NORMAL); 3630 local_ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 3631 3632 cam_fill_ataio(&local_ccb, 0, NULL, CAM_DIR_NONE, 3633 0, NULL, 0, ada_default_timeout * 1000); 3634 ata_28bit_cmd(&local_ccb, ATA_CHECK_POWER_MODE, 3635 0, 0, 0); 3636 local_ccb.cmd.flags |= CAM_ATAIO_NEEDRESULT; 3637 3638 error = cam_periph_runccb((union ccb *)&local_ccb, 3639 adaerror, /*cam_flags*/0, 3640 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3641 softc->disk->d_devstat); 3642 if (error != 0) { 3643 xpt_print(periph->path, 3644 "Failed to read current power mode\n"); 3645 } else { 3646 mode = local_ccb.res.sector_count; 3647 #ifdef DIAGNOSTIC 3648 if (bootverbose) { 3649 xpt_print(periph->path, 3650 "disk power mode 0x%02x\n", mode); 3651 } 3652 #endif 3653 switch (mode) { 3654 case ATA_PM_STANDBY: 3655 case ATA_PM_STANDBY_Y: 3656 if (bootverbose) { 3657 xpt_print(periph->path, 3658 "already spun down\n"); 3659 } 3660 cam_periph_unlock(periph); 3661 continue; 3662 default: 3663 break; 3664 } 3665 } 3666 } 3667 3668 if (bootverbose) 3669 xpt_print(periph->path, "spin-down\n"); 3670 3671 memset(&local_ccb, 0, sizeof(local_ccb)); 3672 xpt_setup_ccb(&local_ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3673 local_ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 3674 3675 cam_fill_ataio(&local_ccb, 3676 0, 3677 NULL, 3678 CAM_DIR_NONE | flags, 3679 0, 3680 NULL, 3681 0, 3682 ada_default_timeout*1000); 3683 ata_28bit_cmd(&local_ccb, cmd, 0, 0, 0); 3684 error = cam_periph_runccb((union ccb *)&local_ccb, adaerror, 3685 /*cam_flags*/0, /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3686 softc->disk->d_devstat); 3687 if (error != 0) 3688 xpt_print(periph->path, "Spin-down disk failed\n"); 3689 cam_periph_unlock(periph); 3690 } 3691 } 3692 3693 static void 3694 adashutdown(void *arg, int howto) 3695 { 3696 int how; 3697 3698 if ((howto & RB_NOSYNC) != 0) 3699 return; 3700 3701 adaflush(); 3702 3703 /* 3704 * STANDBY IMMEDIATE saves any volatile data to the drive. It also spins 3705 * down hard drives. IDLE IMMEDIATE also saves the volatile data without 3706 * a spindown. We send the former when we expect to lose power soon. For 3707 * a warm boot, we send the latter to avoid a thundering herd of spinups 3708 * just after the kernel loads while probing. We have to do something to 3709 * flush the data because the BIOS in many systems resets the HBA 3710 * causing a COMINIT/COMRESET negotiation, which some drives interpret 3711 * as license to toss the volatile data, and others count as unclean 3712 * shutdown when in the Active PM state in SMART attributes. 3713 * 3714 * adaspindown will ensure that we don't send this to a drive that 3715 * doesn't support it. 3716 */ 3717 if (ada_spindown_shutdown != 0) { 3718 how = (howto & (RB_HALT | RB_POWEROFF | RB_POWERCYCLE)) ? 3719 ATA_STANDBY_IMMEDIATE : ATA_IDLE_IMMEDIATE; 3720 adaspindown(how, 0); 3721 } 3722 } 3723 3724 static void 3725 adasuspend(void *arg) 3726 { 3727 3728 adaflush(); 3729 /* 3730 * SLEEP also fushes any volatile data, like STANDBY IMEDIATE, 3731 * so we don't need to send it as well. 3732 */ 3733 if (ada_spindown_suspend != 0) 3734 adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 3735 } 3736 3737 static void 3738 adaresume(void *arg) 3739 { 3740 struct cam_periph *periph; 3741 struct ada_softc *softc; 3742 3743 if (ada_spindown_suspend == 0) 3744 return; 3745 3746 CAM_PERIPH_FOREACH(periph, &adadriver) { 3747 cam_periph_lock(periph); 3748 softc = (struct ada_softc *)periph->softc; 3749 /* 3750 * We only spin-down the drive if it is capable of it.. 3751 */ 3752 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3753 cam_periph_unlock(periph); 3754 continue; 3755 } 3756 3757 if (bootverbose) 3758 xpt_print(periph->path, "resume\n"); 3759 3760 /* 3761 * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 3762 * sleep request. 3763 */ 3764 cam_release_devq(periph->path, 3765 /*relsim_flags*/0, 3766 /*openings*/0, 3767 /*timeout*/0, 3768 /*getcount_only*/0); 3769 3770 cam_periph_unlock(periph); 3771 } 3772 } 3773 3774 #endif /* _KERNEL */ 3775