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 860 SSDs 733 * 4k optimised, NCQ TRIM broken (normal TRIM fine) 734 */ 735 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 860*", "*" }, 736 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 737 }, 738 { 739 /* 740 * Samsung 870 SSDs 741 * 4k optimised, NCQ TRIM broken (normal TRIM fine) 742 */ 743 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 870*", "*" }, 744 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 745 }, 746 { 747 /* 748 * Samsung SM863 Series SSDs (MZ7KM*) 749 * 4k optimised, NCQ believed to be working 750 */ 751 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7KM*", "*" }, 752 /*quirks*/ADA_Q_4K 753 }, 754 { 755 /* 756 * Samsung 843T Series SSDs (MZ7WD*) 757 * Samsung PM851 Series SSDs (MZ7TE*) 758 * Samsung PM853T Series SSDs (MZ7GE*) 759 * 4k optimised, NCQ believed to be broken since these are 760 * appear to be built with the same controllers as the 840/850. 761 */ 762 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7*", "*" }, 763 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 764 }, 765 { 766 /* 767 * Same as for SAMSUNG MZ7* but enable the quirks for SSD 768 * starting with MZ7* too 769 */ 770 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MZ7*", "*" }, 771 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 772 }, 773 { 774 /* 775 * Samsung PM851 Series SSDs Dell OEM 776 * device model "SAMSUNG SSD PM851 mSATA 256GB" 777 * 4k optimised, NCQ broken 778 */ 779 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD PM851*", "*" }, 780 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 781 }, 782 { 783 /* 784 * SuperTalent TeraDrive CT SSDs 785 * 4k optimised & trim only works in 4k requests + 4k aligned 786 */ 787 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FTM??CT25H*", "*" }, 788 /*quirks*/ADA_Q_4K 789 }, 790 { 791 /* 792 * XceedIOPS SATA SSDs 793 * 4k optimised 794 */ 795 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SG9XCS2D*", "*" }, 796 /*quirks*/ADA_Q_4K 797 }, 798 { 799 /* 800 * Samsung drive that doesn't support READ LOG EXT or 801 * READ LOG DMA EXT, despite reporting that it does in 802 * ATA identify data: 803 * SAMSUNG HD200HJ KF100-06 804 */ 805 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD200*", "*" }, 806 /*quirks*/ADA_Q_LOG_BROKEN 807 }, 808 { 809 /* 810 * Samsung drive that doesn't support READ LOG EXT or 811 * READ LOG DMA EXT, despite reporting that it does in 812 * ATA identify data: 813 * SAMSUNG HD501LJ CR100-10 814 */ 815 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD501*", "*" }, 816 /*quirks*/ADA_Q_LOG_BROKEN 817 }, 818 { 819 /* 820 * Seagate Lamarr 8TB Shingled Magnetic Recording (SMR) 821 * Drive Managed SATA hard drive. This drive doesn't report 822 * in firmware that it is a drive managed SMR drive. 823 */ 824 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST8000AS000[23]*", "*" }, 825 /*quirks*/ADA_Q_SMR_DM 826 }, 827 { 828 /* WD Green SSD */ 829 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WDS?????G0*", "*" }, 830 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 831 }, 832 { 833 /* Seagate IronWolf 110 SATA SSD NCQ Trim is unstable */ 834 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ZA*NM*", "*" }, 835 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 836 }, 837 { 838 /* Default */ 839 { 840 T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 841 /*vendor*/"*", /*product*/"*", /*revision*/"*" 842 }, 843 /*quirks*/0 844 }, 845 }; 846 847 static disk_strategy_t adastrategy; 848 static dumper_t adadump; 849 static periph_init_t adainit; 850 static void adadiskgonecb(struct disk *dp); 851 static periph_oninv_t adaoninvalidate; 852 static periph_dtor_t adacleanup; 853 static void adaasync(void *callback_arg, uint32_t code, 854 struct cam_path *path, void *arg); 855 static int adabitsysctl(SYSCTL_HANDLER_ARGS); 856 static int adaflagssysctl(SYSCTL_HANDLER_ARGS); 857 static int adazonesupsysctl(SYSCTL_HANDLER_ARGS); 858 static void adasysctlinit(void *context, int pending); 859 static int adagetattr(struct bio *bp); 860 static void adasetflags(struct ada_softc *softc, 861 struct ccb_getdev *cgd); 862 static void adasetgeom(struct ada_softc *softc, 863 struct ccb_getdev *cgd); 864 static periph_ctor_t adaregister; 865 static void ada_dsmtrim(struct ada_softc *softc, struct bio *bp, 866 struct ccb_ataio *ataio); 867 static void ada_cfaerase(struct ada_softc *softc, struct bio *bp, 868 struct ccb_ataio *ataio); 869 static int ada_zone_bio_to_ata(int disk_zone_cmd); 870 static int ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, 871 struct bio *bp, int *queue_ccb); 872 static periph_start_t adastart; 873 static void adaprobedone(struct cam_periph *periph, union ccb *ccb); 874 static void adazonedone(struct cam_periph *periph, union ccb *ccb); 875 static void adadone(struct cam_periph *periph, 876 union ccb *done_ccb); 877 static int adaerror(union ccb *ccb, uint32_t cam_flags, 878 uint32_t sense_flags); 879 static callout_func_t adasendorderedtag; 880 static void adashutdown(void *arg, int howto); 881 static void adasuspend(void *arg); 882 static void adaresume(void *arg); 883 884 #ifndef ADA_DEFAULT_TIMEOUT 885 #define ADA_DEFAULT_TIMEOUT 30 /* Timeout in seconds */ 886 #endif 887 888 #ifndef ADA_DEFAULT_RETRY 889 #define ADA_DEFAULT_RETRY 4 890 #endif 891 892 #ifndef ADA_DEFAULT_SEND_ORDERED 893 #define ADA_DEFAULT_SEND_ORDERED 1 894 #endif 895 896 #ifndef ADA_DEFAULT_SPINDOWN_SHUTDOWN 897 #define ADA_DEFAULT_SPINDOWN_SHUTDOWN 1 898 #endif 899 900 #ifndef ADA_DEFAULT_SPINDOWN_SUSPEND 901 #define ADA_DEFAULT_SPINDOWN_SUSPEND 1 902 #endif 903 904 #ifndef ADA_DEFAULT_READ_AHEAD 905 #define ADA_DEFAULT_READ_AHEAD 1 906 #endif 907 908 #ifndef ADA_DEFAULT_WRITE_CACHE 909 #define ADA_DEFAULT_WRITE_CACHE 1 910 #endif 911 912 #define ADA_RA (softc->read_ahead >= 0 ? \ 913 softc->read_ahead : ada_read_ahead) 914 #define ADA_WC (softc->write_cache >= 0 ? \ 915 softc->write_cache : ada_write_cache) 916 917 static int ada_retry_count = ADA_DEFAULT_RETRY; 918 static int ada_default_timeout = ADA_DEFAULT_TIMEOUT; 919 static int ada_send_ordered = ADA_DEFAULT_SEND_ORDERED; 920 static int ada_spindown_shutdown = ADA_DEFAULT_SPINDOWN_SHUTDOWN; 921 static int ada_spindown_suspend = ADA_DEFAULT_SPINDOWN_SUSPEND; 922 static int ada_read_ahead = ADA_DEFAULT_READ_AHEAD; 923 static int ada_write_cache = ADA_DEFAULT_WRITE_CACHE; 924 static int ada_enable_biospeedup = 1; 925 static int ada_enable_uma_ccbs = 1; 926 927 static SYSCTL_NODE(_kern_cam, OID_AUTO, ada, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 928 "CAM Direct Access Disk driver"); 929 SYSCTL_INT(_kern_cam_ada, OID_AUTO, retry_count, CTLFLAG_RWTUN, 930 &ada_retry_count, 0, "Normal I/O retry count"); 931 SYSCTL_INT(_kern_cam_ada, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 932 &ada_default_timeout, 0, "Normal I/O timeout (in seconds)"); 933 SYSCTL_INT(_kern_cam_ada, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 934 &ada_send_ordered, 0, "Send Ordered Tags"); 935 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_shutdown, CTLFLAG_RWTUN, 936 &ada_spindown_shutdown, 0, "Spin down upon shutdown"); 937 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_suspend, CTLFLAG_RWTUN, 938 &ada_spindown_suspend, 0, "Spin down upon suspend"); 939 SYSCTL_INT(_kern_cam_ada, OID_AUTO, read_ahead, CTLFLAG_RWTUN, 940 &ada_read_ahead, 0, "Enable disk read-ahead"); 941 SYSCTL_INT(_kern_cam_ada, OID_AUTO, write_cache, CTLFLAG_RWTUN, 942 &ada_write_cache, 0, "Enable disk write cache"); 943 SYSCTL_INT(_kern_cam_ada, OID_AUTO, enable_biospeedup, CTLFLAG_RDTUN, 944 &ada_enable_biospeedup, 0, "Enable BIO_SPEEDUP processing"); 945 SYSCTL_INT(_kern_cam_ada, OID_AUTO, enable_uma_ccbs, CTLFLAG_RWTUN, 946 &ada_enable_uma_ccbs, 0, "Use UMA for CCBs"); 947 948 /* 949 * ADA_ORDEREDTAG_INTERVAL determines how often, relative 950 * to the default timeout, we check to see whether an ordered 951 * tagged transaction is appropriate to prevent simple tag 952 * starvation. Since we'd like to ensure that there is at least 953 * 1/2 of the timeout length left for a starved transaction to 954 * complete after we've sent an ordered tag, we must poll at least 955 * four times in every timeout period. This takes care of the worst 956 * case where a starved transaction starts during an interval that 957 * meets the requirement "don't send an ordered tag" test so it takes 958 * us two intervals to determine that a tag must be sent. 959 */ 960 #ifndef ADA_ORDEREDTAG_INTERVAL 961 #define ADA_ORDEREDTAG_INTERVAL 4 962 #endif 963 964 static struct periph_driver adadriver = 965 { 966 adainit, "ada", 967 TAILQ_HEAD_INITIALIZER(adadriver.units), /* generation */ 0 968 }; 969 970 static int adadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 971 972 PERIPHDRIVER_DECLARE(ada, adadriver); 973 974 static MALLOC_DEFINE(M_ATADA, "ata_da", "ata_da buffers"); 975 976 static int 977 adaopen(struct disk *dp) 978 { 979 struct cam_periph *periph; 980 struct ada_softc *softc; 981 int error; 982 983 periph = (struct cam_periph *)dp->d_drv1; 984 if (cam_periph_acquire(periph) != 0) { 985 return(ENXIO); 986 } 987 988 cam_periph_lock(periph); 989 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 990 cam_periph_unlock(periph); 991 cam_periph_release(periph); 992 return (error); 993 } 994 995 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 996 ("adaopen\n")); 997 998 softc = (struct ada_softc *)periph->softc; 999 softc->flags |= ADA_FLAG_OPEN; 1000 1001 cam_periph_unhold(periph); 1002 cam_periph_unlock(periph); 1003 return (0); 1004 } 1005 1006 static int 1007 adaclose(struct disk *dp) 1008 { 1009 struct cam_periph *periph; 1010 struct ada_softc *softc; 1011 union ccb *ccb; 1012 int error; 1013 1014 periph = (struct cam_periph *)dp->d_drv1; 1015 softc = (struct ada_softc *)periph->softc; 1016 cam_periph_lock(periph); 1017 1018 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 1019 ("adaclose\n")); 1020 1021 /* We only sync the cache if the drive is capable of it. */ 1022 if ((softc->flags & ADA_FLAG_DIRTY) != 0 && 1023 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) != 0 && 1024 (periph->flags & CAM_PERIPH_INVALID) == 0 && 1025 cam_periph_hold(periph, PRIBIO) == 0) { 1026 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 1027 cam_fill_ataio(&ccb->ataio, 1028 1, 1029 NULL, 1030 CAM_DIR_NONE, 1031 0, 1032 NULL, 1033 0, 1034 ada_default_timeout*1000); 1035 1036 if (softc->flags & ADA_FLAG_CAN_48BIT) 1037 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1038 else 1039 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 1040 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 1041 /*sense_flags*/0, softc->disk->d_devstat); 1042 1043 if (error != 0) 1044 xpt_print(periph->path, "Synchronize cache failed\n"); 1045 softc->flags &= ~ADA_FLAG_DIRTY; 1046 xpt_release_ccb(ccb); 1047 cam_periph_unhold(periph); 1048 } 1049 1050 softc->flags &= ~ADA_FLAG_OPEN; 1051 1052 while (softc->refcount != 0) 1053 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "adaclose", 1); 1054 cam_periph_unlock(periph); 1055 cam_periph_release(periph); 1056 return (0); 1057 } 1058 1059 static void 1060 adaschedule(struct cam_periph *periph) 1061 { 1062 struct ada_softc *softc = (struct ada_softc *)periph->softc; 1063 1064 if (softc->state != ADA_STATE_NORMAL) 1065 return; 1066 1067 cam_iosched_schedule(softc->cam_iosched, periph); 1068 } 1069 1070 /* 1071 * Actually translate the requested transfer into one the physical driver 1072 * can understand. The transfer is described by a buf and will include 1073 * only one physical transfer. 1074 */ 1075 static void 1076 adastrategy(struct bio *bp) 1077 { 1078 struct cam_periph *periph; 1079 struct ada_softc *softc; 1080 1081 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1082 softc = (struct ada_softc *)periph->softc; 1083 1084 cam_periph_lock(periph); 1085 1086 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastrategy(%p)\n", bp)); 1087 1088 /* 1089 * If the device has been made invalid, error out 1090 */ 1091 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1092 cam_periph_unlock(periph); 1093 biofinish(bp, NULL, ENXIO); 1094 return; 1095 } 1096 1097 /* 1098 * Zone commands must be ordered, because they can depend on the 1099 * effects of previously issued commands, and they may affect 1100 * commands after them. 1101 */ 1102 if (bp->bio_cmd == BIO_ZONE) 1103 bp->bio_flags |= BIO_ORDERED; 1104 1105 /* 1106 * Place it in the queue of disk activities for this disk 1107 */ 1108 cam_iosched_queue_work(softc->cam_iosched, bp); 1109 1110 /* 1111 * Schedule ourselves for performing the work. 1112 */ 1113 adaschedule(periph); 1114 cam_periph_unlock(periph); 1115 1116 return; 1117 } 1118 1119 static int 1120 adadump(void *arg, void *virtual, off_t offset, size_t length) 1121 { 1122 struct cam_periph *periph; 1123 struct ada_softc *softc; 1124 u_int secsize; 1125 struct ccb_ataio ataio; 1126 struct disk *dp; 1127 uint64_t lba; 1128 uint16_t count; 1129 int error = 0; 1130 1131 dp = arg; 1132 periph = dp->d_drv1; 1133 softc = (struct ada_softc *)periph->softc; 1134 secsize = softc->params.secsize; 1135 lba = offset / secsize; 1136 count = length / secsize; 1137 if ((periph->flags & CAM_PERIPH_INVALID) != 0) 1138 return (ENXIO); 1139 1140 memset(&ataio, 0, sizeof(ataio)); 1141 if (length > 0) { 1142 xpt_setup_ccb(&ataio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1143 ataio.ccb_h.ccb_state = ADA_CCB_DUMP; 1144 cam_fill_ataio(&ataio, 1145 0, 1146 NULL, 1147 CAM_DIR_OUT, 1148 0, 1149 (uint8_t *) virtual, 1150 length, 1151 ada_default_timeout*1000); 1152 if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1153 (lba + count >= ATA_MAX_28BIT_LBA || 1154 count >= 256)) { 1155 ata_48bit_cmd(&ataio, ATA_WRITE_DMA48, 1156 0, lba, count); 1157 } else { 1158 ata_28bit_cmd(&ataio, ATA_WRITE_DMA, 1159 0, lba, count); 1160 } 1161 error = cam_periph_runccb((union ccb *)&ataio, adaerror, 1162 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1163 if (error != 0) 1164 printf("Aborting dump due to I/O error.\n"); 1165 1166 return (error); 1167 } 1168 1169 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 1170 xpt_setup_ccb(&ataio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1171 1172 /* 1173 * Tell the drive to flush its internal cache. if we 1174 * can't flush in 5s we have big problems. No need to 1175 * wait the default 60s to detect problems. 1176 */ 1177 ataio.ccb_h.ccb_state = ADA_CCB_DUMP; 1178 cam_fill_ataio(&ataio, 1179 0, 1180 NULL, 1181 CAM_DIR_NONE, 1182 0, 1183 NULL, 1184 0, 1185 5*1000); 1186 1187 if (softc->flags & ADA_FLAG_CAN_48BIT) 1188 ata_48bit_cmd(&ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1189 else 1190 ata_28bit_cmd(&ataio, ATA_FLUSHCACHE, 0, 0, 0); 1191 error = cam_periph_runccb((union ccb *)&ataio, adaerror, 1192 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1193 if (error != 0) 1194 xpt_print(periph->path, "Synchronize cache failed\n"); 1195 } 1196 return (error); 1197 } 1198 1199 static void 1200 adainit(void) 1201 { 1202 cam_status status; 1203 1204 ada_ccb_zone = uma_zcreate("ada_ccb", 1205 sizeof(struct ccb_ataio), NULL, NULL, NULL, NULL, 1206 UMA_ALIGN_PTR, 0); 1207 1208 /* 1209 * Install a global async callback. This callback will 1210 * receive async callbacks like "new device found". 1211 */ 1212 status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 1213 1214 if (status != CAM_REQ_CMP) { 1215 printf("ada: Failed to attach master async callback " 1216 "due to status 0x%x!\n", status); 1217 } else if (ada_send_ordered) { 1218 /* Register our event handlers */ 1219 if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 1220 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1221 printf("adainit: power event registration failed!\n"); 1222 if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 1223 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1224 printf("adainit: power event registration failed!\n"); 1225 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 1226 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1227 printf("adainit: shutdown event registration failed!\n"); 1228 } 1229 } 1230 1231 /* 1232 * Callback from GEOM, called when it has finished cleaning up its 1233 * resources. 1234 */ 1235 static void 1236 adadiskgonecb(struct disk *dp) 1237 { 1238 struct cam_periph *periph; 1239 1240 periph = (struct cam_periph *)dp->d_drv1; 1241 1242 cam_periph_release(periph); 1243 } 1244 1245 static void 1246 adaoninvalidate(struct cam_periph *periph) 1247 { 1248 struct ada_softc *softc; 1249 1250 softc = (struct ada_softc *)periph->softc; 1251 1252 /* 1253 * De-register any async callbacks. 1254 */ 1255 xpt_register_async(0, adaasync, periph, periph->path); 1256 #ifdef CAM_IO_STATS 1257 softc->invalidations++; 1258 #endif 1259 1260 /* 1261 * Return all queued I/O with ENXIO. Transactions may be queued up here 1262 * for retry (since we are called while there's other transactions 1263 * pending). Any requests in the hardware will drain before ndacleanup 1264 * is called. 1265 */ 1266 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO); 1267 1268 /* 1269 * Tell GEOM that we've gone away, we'll get a callback when it is 1270 * done cleaning up its resources. 1271 */ 1272 disk_gone(softc->disk); 1273 } 1274 1275 static void 1276 adacleanup(struct cam_periph *periph) 1277 { 1278 struct ada_softc *softc; 1279 1280 softc = (struct ada_softc *)periph->softc; 1281 1282 cam_periph_unlock(periph); 1283 1284 cam_iosched_fini(softc->cam_iosched); 1285 1286 /* 1287 * If we can't free the sysctl tree, oh well... 1288 */ 1289 if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0) { 1290 #ifdef CAM_IO_STATS 1291 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0) 1292 xpt_print(periph->path, 1293 "can't remove sysctl stats context\n"); 1294 #endif 1295 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0) 1296 xpt_print(periph->path, 1297 "can't remove sysctl context\n"); 1298 } 1299 1300 disk_destroy(softc->disk); 1301 callout_drain(&softc->sendordered_c); 1302 free(softc, M_DEVBUF); 1303 cam_periph_lock(periph); 1304 } 1305 1306 static void 1307 adasetdeletemethod(struct ada_softc *softc) 1308 { 1309 1310 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1311 softc->delete_method = ADA_DELETE_NCQ_DSM_TRIM; 1312 else if (softc->flags & ADA_FLAG_CAN_TRIM) 1313 softc->delete_method = ADA_DELETE_DSM_TRIM; 1314 else if ((softc->flags & ADA_FLAG_CAN_CFA) && !(softc->flags & ADA_FLAG_CAN_48BIT)) 1315 softc->delete_method = ADA_DELETE_CFA_ERASE; 1316 else 1317 softc->delete_method = ADA_DELETE_NONE; 1318 } 1319 1320 static void 1321 adaasync(void *callback_arg, uint32_t code, 1322 struct cam_path *path, void *arg) 1323 { 1324 struct ccb_getdev cgd; 1325 struct cam_periph *periph; 1326 struct ada_softc *softc; 1327 1328 periph = (struct cam_periph *)callback_arg; 1329 switch (code) { 1330 case AC_FOUND_DEVICE: 1331 { 1332 struct ccb_getdev *cgd; 1333 cam_status status; 1334 1335 cgd = (struct ccb_getdev *)arg; 1336 if (cgd == NULL) 1337 break; 1338 1339 if (cgd->protocol != PROTO_ATA) 1340 break; 1341 1342 /* 1343 * Allocate a peripheral instance for 1344 * this device and start the probe 1345 * process. 1346 */ 1347 status = cam_periph_alloc(adaregister, adaoninvalidate, 1348 adacleanup, adastart, 1349 "ada", CAM_PERIPH_BIO, 1350 path, adaasync, 1351 AC_FOUND_DEVICE, cgd); 1352 1353 if (status != CAM_REQ_CMP 1354 && status != CAM_REQ_INPROG) 1355 printf("adaasync: Unable to attach to new device " 1356 "due to status 0x%x\n", status); 1357 break; 1358 } 1359 case AC_GETDEV_CHANGED: 1360 { 1361 softc = (struct ada_softc *)periph->softc; 1362 xpt_gdev_type(&cgd, periph->path); 1363 1364 /* 1365 * Update our information based on the new Identify data. 1366 */ 1367 adasetflags(softc, &cgd); 1368 adasetgeom(softc, &cgd); 1369 disk_resize(softc->disk, M_NOWAIT); 1370 break; 1371 } 1372 case AC_ADVINFO_CHANGED: 1373 { 1374 uintptr_t buftype; 1375 1376 buftype = (uintptr_t)arg; 1377 if (buftype == CDAI_TYPE_PHYS_PATH) { 1378 struct ada_softc *softc; 1379 1380 softc = periph->softc; 1381 disk_attr_changed(softc->disk, "GEOM::physpath", 1382 M_NOWAIT); 1383 } 1384 break; 1385 } 1386 case AC_SENT_BDR: 1387 case AC_BUS_RESET: 1388 { 1389 softc = (struct ada_softc *)periph->softc; 1390 if (softc->state != ADA_STATE_NORMAL) 1391 break; 1392 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1393 softc->state = ADA_STATE_RAHEAD; 1394 else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) 1395 softc->state = ADA_STATE_WCACHE; 1396 else if ((softc->flags & ADA_FLAG_CAN_LOG) 1397 && (softc->zone_mode != ADA_ZONE_NONE)) 1398 softc->state = ADA_STATE_LOGDIR; 1399 else 1400 break; 1401 if (cam_periph_acquire(periph) != 0) 1402 softc->state = ADA_STATE_NORMAL; 1403 else 1404 xpt_schedule(periph, CAM_PRIORITY_DEV); 1405 break; 1406 } 1407 default: 1408 break; 1409 } 1410 cam_periph_async(periph, code, path, arg); 1411 } 1412 1413 static int 1414 adazonemodesysctl(SYSCTL_HANDLER_ARGS) 1415 { 1416 char tmpbuf[40]; 1417 struct ada_softc *softc; 1418 int error; 1419 1420 softc = (struct ada_softc *)arg1; 1421 1422 switch (softc->zone_mode) { 1423 case ADA_ZONE_DRIVE_MANAGED: 1424 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed"); 1425 break; 1426 case ADA_ZONE_HOST_AWARE: 1427 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware"); 1428 break; 1429 case ADA_ZONE_HOST_MANAGED: 1430 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed"); 1431 break; 1432 case ADA_ZONE_NONE: 1433 default: 1434 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned"); 1435 break; 1436 } 1437 1438 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req); 1439 1440 return (error); 1441 } 1442 1443 static int 1444 adazonesupsysctl(SYSCTL_HANDLER_ARGS) 1445 { 1446 struct ada_softc *softc; 1447 struct sbuf sb; 1448 int error, first; 1449 unsigned int i; 1450 1451 softc = (struct ada_softc *)arg1; 1452 1453 first = 1; 1454 sbuf_new_for_sysctl(&sb, NULL, 0, req); 1455 1456 for (i = 0; i < sizeof(ada_zone_desc_table) / 1457 sizeof(ada_zone_desc_table[0]); i++) { 1458 if (softc->zone_flags & ada_zone_desc_table[i].value) { 1459 if (first == 0) 1460 sbuf_cat(&sb, ", "); 1461 else 1462 first = 0; 1463 sbuf_cat(&sb, ada_zone_desc_table[i].desc); 1464 } 1465 } 1466 1467 if (first == 1) 1468 sbuf_cat(&sb, "None"); 1469 1470 error = sbuf_finish(&sb); 1471 sbuf_delete(&sb); 1472 return (error); 1473 } 1474 1475 static void 1476 adasysctlinit(void *context, int pending) 1477 { 1478 struct cam_periph *periph; 1479 struct ada_softc *softc; 1480 char tmpstr[32], tmpstr2[16]; 1481 1482 periph = (struct cam_periph *)context; 1483 1484 /* periph was held for us when this task was enqueued */ 1485 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1486 cam_periph_release(periph); 1487 return; 1488 } 1489 1490 softc = (struct ada_softc *)periph->softc; 1491 snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d",periph->unit_number); 1492 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1493 1494 sysctl_ctx_init(&softc->sysctl_ctx); 1495 softc->flags |= ADA_FLAG_SCTX_INIT; 1496 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx, 1497 SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1498 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, tmpstr, "device_index"); 1499 if (softc->sysctl_tree == NULL) { 1500 printf("adasysctlinit: unable to allocate sysctl tree\n"); 1501 cam_periph_release(periph); 1502 return; 1503 } 1504 1505 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1506 OID_AUTO, "delete_method", 1507 CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_MPSAFE, 1508 softc, 0, adadeletemethodsysctl, "A", 1509 "BIO_DELETE execution method"); 1510 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1511 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1512 "trim_count", CTLFLAG_RD, &softc->trim_count, 1513 "Total number of dsm commands sent"); 1514 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1515 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1516 "trim_ranges", CTLFLAG_RD, &softc->trim_ranges, 1517 "Total number of ranges in dsm commands"); 1518 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1519 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1520 "trim_lbas", CTLFLAG_RD, &softc->trim_lbas, 1521 "Total lbas in the dsm commands sent"); 1522 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1523 OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1524 &softc->read_ahead, 0, "Enable disk read ahead."); 1525 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1526 OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1527 &softc->write_cache, 0, "Enable disk write cache."); 1528 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1529 OID_AUTO, "zone_mode", 1530 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, 1531 softc, 0, adazonemodesysctl, "A", 1532 "Zone Mode"); 1533 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1534 OID_AUTO, "zone_support", 1535 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, 1536 softc, 0, adazonesupsysctl, "A", 1537 "Zone Support"); 1538 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1539 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1540 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones, 1541 "Optimal Number of Open Sequential Write Preferred Zones"); 1542 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1543 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1544 "optimal_nonseq_zones", CTLFLAG_RD, 1545 &softc->optimal_nonseq_zones, 1546 "Optimal Number of Non-Sequentially Written Sequential Write " 1547 "Preferred Zones"); 1548 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1549 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1550 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones, 1551 "Maximum Number of Open Sequential Write Required Zones"); 1552 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1553 OID_AUTO, "flags", CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, 1554 softc, 0, adaflagssysctl, "A", 1555 "Flags for drive"); 1556 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1557 OID_AUTO, "unmapped_io", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE, 1558 &softc->flags, (u_int)ADA_FLAG_UNMAPPEDIO, adabitsysctl, "I", 1559 "Use unmapped I/O. This sysctl is *DEPRECATED*, gone in FreeBSD 15"); 1560 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1561 OID_AUTO, "rotating", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE, 1562 &softc->flags, (u_int)ADA_FLAG_ROTATING, adabitsysctl, "I", 1563 "Rotating media. This sysctl is *DEPRECATED*, gone in FreeBSD 15"); 1564 1565 #ifdef CAM_TEST_FAILURE 1566 /* 1567 * Add a 'door bell' sysctl which allows one to set it from userland 1568 * and cause something bad to happen. For the moment, we only allow 1569 * whacking the next read or write. 1570 */ 1571 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1572 OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1573 &softc->force_read_error, 0, 1574 "Force a read error for the next N reads."); 1575 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1576 OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1577 &softc->force_write_error, 0, 1578 "Force a write error for the next N writes."); 1579 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1580 OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1581 &softc->periodic_read_error, 0, 1582 "Force a read error every N reads (don't set too low)."); 1583 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1584 OID_AUTO, "invalidate", CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE, 1585 periph, 0, cam_periph_invalidate_sysctl, "I", 1586 "Write 1 to invalidate the drive immediately"); 1587 #endif 1588 1589 #ifdef CAM_IO_STATS 1590 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx, 1591 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats", 1592 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, "Statistics"); 1593 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1594 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1595 OID_AUTO, "timeouts", CTLFLAG_RD | CTLFLAG_MPSAFE, 1596 &softc->timeouts, 0, 1597 "Device timeouts reported by the SIM"); 1598 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1599 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1600 OID_AUTO, "errors", CTLFLAG_RD | CTLFLAG_MPSAFE, 1601 &softc->errors, 0, 1602 "Transport errors reported by the SIM."); 1603 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1604 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1605 OID_AUTO, "pack_invalidations", CTLFLAG_RD | CTLFLAG_MPSAFE, 1606 &softc->invalidations, 0, 1607 "Device pack invalidations."); 1608 #endif 1609 1610 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx, 1611 softc->sysctl_tree); 1612 1613 cam_periph_release(periph); 1614 } 1615 1616 static int 1617 adagetattr(struct bio *bp) 1618 { 1619 int ret; 1620 struct cam_periph *periph; 1621 1622 if (g_handleattr_int(bp, "GEOM::canspeedup", ada_enable_biospeedup)) 1623 return (EJUSTRETURN); 1624 1625 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1626 cam_periph_lock(periph); 1627 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1628 periph->path); 1629 cam_periph_unlock(periph); 1630 if (ret == 0) 1631 bp->bio_completed = bp->bio_length; 1632 return ret; 1633 } 1634 1635 static int 1636 adadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 1637 { 1638 char buf[16]; 1639 const char *p; 1640 struct ada_softc *softc; 1641 int i, error, value, methods; 1642 1643 softc = (struct ada_softc *)arg1; 1644 1645 value = softc->delete_method; 1646 if (value < 0 || value > ADA_DELETE_MAX) 1647 p = "UNKNOWN"; 1648 else 1649 p = ada_delete_method_names[value]; 1650 strncpy(buf, p, sizeof(buf)); 1651 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 1652 if (error != 0 || req->newptr == NULL) 1653 return (error); 1654 methods = 1 << ADA_DELETE_DISABLE; 1655 if ((softc->flags & ADA_FLAG_CAN_CFA) && 1656 !(softc->flags & ADA_FLAG_CAN_48BIT)) 1657 methods |= 1 << ADA_DELETE_CFA_ERASE; 1658 if (softc->flags & ADA_FLAG_CAN_TRIM) 1659 methods |= 1 << ADA_DELETE_DSM_TRIM; 1660 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1661 methods |= 1 << ADA_DELETE_NCQ_DSM_TRIM; 1662 for (i = 0; i <= ADA_DELETE_MAX; i++) { 1663 if (!(methods & (1 << i)) || 1664 strcmp(buf, ada_delete_method_names[i]) != 0) 1665 continue; 1666 softc->delete_method = i; 1667 return (0); 1668 } 1669 return (EINVAL); 1670 } 1671 1672 static int 1673 adabitsysctl(SYSCTL_HANDLER_ARGS) 1674 { 1675 u_int *flags = arg1; 1676 u_int test = arg2; 1677 int tmpout, error; 1678 1679 tmpout = !!(*flags & test); 1680 error = SYSCTL_OUT(req, &tmpout, sizeof(tmpout)); 1681 if (error || !req->newptr) 1682 return (error); 1683 1684 return (EPERM); 1685 } 1686 1687 static int 1688 adaflagssysctl(SYSCTL_HANDLER_ARGS) 1689 { 1690 struct sbuf sbuf; 1691 struct ada_softc *softc = arg1; 1692 int error; 1693 1694 sbuf_new_for_sysctl(&sbuf, NULL, 0, req); 1695 if (softc->flags != 0) 1696 sbuf_printf(&sbuf, "0x%b", (unsigned)softc->flags, ADA_FLAG_STRING); 1697 else 1698 sbuf_putc(&sbuf, '0'); 1699 error = sbuf_finish(&sbuf); 1700 sbuf_delete(&sbuf); 1701 1702 return (error); 1703 } 1704 1705 static void 1706 adasetflags(struct ada_softc *softc, struct ccb_getdev *cgd) 1707 { 1708 if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1709 (cgd->inq_flags & SID_DMA)) 1710 softc->flags |= ADA_FLAG_CAN_DMA; 1711 else 1712 softc->flags &= ~ADA_FLAG_CAN_DMA; 1713 1714 if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1715 softc->flags |= ADA_FLAG_CAN_48BIT; 1716 if (cgd->inq_flags & SID_DMA48) 1717 softc->flags |= ADA_FLAG_CAN_DMA48; 1718 else 1719 softc->flags &= ~ADA_FLAG_CAN_DMA48; 1720 } else 1721 softc->flags &= ~(ADA_FLAG_CAN_48BIT | ADA_FLAG_CAN_DMA48); 1722 1723 if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1724 softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1725 else 1726 softc->flags &= ~ADA_FLAG_CAN_FLUSHCACHE; 1727 1728 if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1729 softc->flags |= ADA_FLAG_CAN_POWERMGT; 1730 else 1731 softc->flags &= ~ADA_FLAG_CAN_POWERMGT; 1732 1733 if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1734 (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1735 softc->flags |= ADA_FLAG_CAN_NCQ; 1736 else 1737 softc->flags &= ~ADA_FLAG_CAN_NCQ; 1738 1739 if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1740 (cgd->inq_flags & SID_DMA) && 1741 (softc->quirks & ADA_Q_NO_TRIM) == 0) { 1742 softc->flags |= ADA_FLAG_CAN_TRIM; 1743 softc->trim_max_ranges = TRIM_MAX_RANGES; 1744 if (cgd->ident_data.max_dsm_blocks != 0) { 1745 softc->trim_max_ranges = 1746 min(cgd->ident_data.max_dsm_blocks * 1747 ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1748 } 1749 /* 1750 * If we can do RCVSND_FPDMA_QUEUED commands, we may be able 1751 * to do NCQ trims, if we support trims at all. We also need 1752 * support from the SIM to do things properly. Perhaps we 1753 * should look at log 13 dword 0 bit 0 and dword 1 bit 0 are 1754 * set too... 1755 */ 1756 if ((softc->quirks & ADA_Q_NCQ_TRIM_BROKEN) == 0 && 1757 (softc->flags & ADA_FLAG_PIM_ATA_EXT) != 0 && 1758 (cgd->ident_data.satacapabilities2 & 1759 ATA_SUPPORT_RCVSND_FPDMA_QUEUED) != 0 && 1760 (softc->flags & ADA_FLAG_CAN_TRIM) != 0) 1761 softc->flags |= ADA_FLAG_CAN_NCQ_TRIM; 1762 else 1763 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 1764 } else 1765 softc->flags &= ~(ADA_FLAG_CAN_TRIM | ADA_FLAG_CAN_NCQ_TRIM); 1766 1767 if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1768 softc->flags |= ADA_FLAG_CAN_CFA; 1769 else 1770 softc->flags &= ~ADA_FLAG_CAN_CFA; 1771 1772 /* 1773 * Now that we've set the appropriate flags, setup the delete 1774 * method. 1775 */ 1776 adasetdeletemethod(softc); 1777 1778 if ((cgd->ident_data.support.extension & ATA_SUPPORT_GENLOG) 1779 && ((softc->quirks & ADA_Q_LOG_BROKEN) == 0)) 1780 softc->flags |= ADA_FLAG_CAN_LOG; 1781 else 1782 softc->flags &= ~ADA_FLAG_CAN_LOG; 1783 1784 if ((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1785 ATA_SUPPORT_ZONE_HOST_AWARE) 1786 softc->zone_mode = ADA_ZONE_HOST_AWARE; 1787 else if (((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1788 ATA_SUPPORT_ZONE_DEV_MANAGED) 1789 || (softc->quirks & ADA_Q_SMR_DM)) 1790 softc->zone_mode = ADA_ZONE_DRIVE_MANAGED; 1791 else 1792 softc->zone_mode = ADA_ZONE_NONE; 1793 1794 if (cgd->ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1795 softc->flags |= ADA_FLAG_CAN_RAHEAD; 1796 else 1797 softc->flags &= ~ADA_FLAG_CAN_RAHEAD; 1798 1799 if (cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1800 softc->flags |= ADA_FLAG_CAN_WCACHE; 1801 else 1802 softc->flags &= ~ADA_FLAG_CAN_WCACHE; 1803 } 1804 1805 static cam_status 1806 adaregister(struct cam_periph *periph, void *arg) 1807 { 1808 struct ada_softc *softc; 1809 struct ccb_getdev *cgd; 1810 struct disk_params *dp; 1811 struct sbuf sb; 1812 char *announce_buf; 1813 caddr_t match; 1814 int quirks; 1815 1816 cgd = (struct ccb_getdev *)arg; 1817 if (cgd == NULL) { 1818 printf("adaregister: no getdev CCB, can't register device\n"); 1819 return(CAM_REQ_CMP_ERR); 1820 } 1821 1822 softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1823 M_NOWAIT|M_ZERO); 1824 1825 if (softc == NULL) { 1826 printf("adaregister: Unable to probe new device. " 1827 "Unable to allocate softc\n"); 1828 return(CAM_REQ_CMP_ERR); 1829 } 1830 1831 announce_buf = softc->announce_temp; 1832 bzero(announce_buf, ADA_ANNOUNCETMP_SZ); 1833 1834 periph->softc = softc; 1835 xpt_path_inq(&softc->cpi, periph->path); 1836 1837 /* 1838 * See if this device has any quirks. 1839 */ 1840 match = cam_quirkmatch((caddr_t)&cgd->ident_data, 1841 (caddr_t)ada_quirk_table, 1842 nitems(ada_quirk_table), 1843 sizeof(*ada_quirk_table), ata_identify_match); 1844 if (match != NULL) 1845 softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 1846 else 1847 softc->quirks = ADA_Q_NONE; 1848 1849 TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 1850 1851 /* 1852 * Take a reference on the periph while adastart is called to finish 1853 * the probe. The reference will be dropped in adaprobedone at the 1854 * end of probe. 1855 */ 1856 (void)cam_periph_acquire(periph); 1857 cam_periph_unlock(periph); 1858 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1859 "kern.cam.ada.%d.quirks", periph->unit_number); 1860 quirks = softc->quirks; 1861 TUNABLE_INT_FETCH(announce_buf, &quirks); 1862 softc->quirks = quirks; 1863 softc->read_ahead = -1; 1864 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1865 "kern.cam.ada.%d.read_ahead", periph->unit_number); 1866 TUNABLE_INT_FETCH(announce_buf, &softc->read_ahead); 1867 softc->write_cache = -1; 1868 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1869 "kern.cam.ada.%d.write_cache", periph->unit_number); 1870 TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 1871 1872 /* 1873 * Let XPT know we can use UMA-allocated CCBs. 1874 */ 1875 if (ada_enable_uma_ccbs) { 1876 KASSERT(ada_ccb_zone != NULL, 1877 ("%s: NULL ada_ccb_zone", __func__)); 1878 periph->ccb_zone = ada_ccb_zone; 1879 } 1880 1881 /* 1882 * Set support flags based on the Identify data and quirks. 1883 */ 1884 adasetflags(softc, cgd); 1885 if (softc->cpi.hba_misc & PIM_ATA_EXT) 1886 softc->flags |= ADA_FLAG_PIM_ATA_EXT; 1887 1888 /* Disable queue sorting for non-rotational media by default. */ 1889 if (cgd->ident_data.media_rotation_rate == ATA_RATE_NON_ROTATING) { 1890 softc->flags &= ~ADA_FLAG_ROTATING; 1891 } else { 1892 softc->flags |= ADA_FLAG_ROTATING; 1893 } 1894 softc->disk = disk_alloc(); 1895 adasetgeom(softc, cgd); 1896 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 1897 periph->unit_number, softc->params.secsize, 1898 DEVSTAT_ALL_SUPPORTED, 1899 DEVSTAT_TYPE_DIRECT | 1900 XPORT_DEVSTAT_TYPE(softc->cpi.transport), 1901 DEVSTAT_PRIORITY_DISK); 1902 softc->disk->d_open = adaopen; 1903 softc->disk->d_close = adaclose; 1904 softc->disk->d_strategy = adastrategy; 1905 softc->disk->d_getattr = adagetattr; 1906 if (cam_sim_pollable(periph->sim)) 1907 softc->disk->d_dump = adadump; 1908 softc->disk->d_gone = adadiskgonecb; 1909 softc->disk->d_name = "ada"; 1910 softc->disk->d_drv1 = periph; 1911 softc->disk->d_unit = periph->unit_number; 1912 1913 if (cam_iosched_init(&softc->cam_iosched, periph, softc->disk, 1914 adaschedule) != 0) { 1915 printf("adaregister: Unable to probe new device. " 1916 "Unable to allocate iosched memory\n"); 1917 free(softc, M_DEVBUF); 1918 return(CAM_REQ_CMP_ERR); 1919 } 1920 cam_iosched_set_sort_queue(softc->cam_iosched, 1921 (softc->flags & ADA_FLAG_ROTATING) ? -1 : 0); 1922 1923 cam_periph_lock(periph); 1924 1925 dp = &softc->params; 1926 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1927 "%juMB (%ju %u byte sectors)", 1928 ((uintmax_t)dp->secsize * dp->sectors) / (1024 * 1024), 1929 (uintmax_t)dp->sectors, dp->secsize); 1930 1931 sbuf_new(&sb, softc->announce_buffer, ADA_ANNOUNCE_SZ, SBUF_FIXEDLEN); 1932 xpt_announce_periph_sbuf(periph, &sb, announce_buf); 1933 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks, ADA_Q_BIT_STRING); 1934 sbuf_finish(&sb); 1935 sbuf_putbuf(&sb); 1936 1937 /* 1938 * Create our sysctl variables, now that we know 1939 * we have successfully attached. 1940 */ 1941 if (cam_periph_acquire(periph) == 0) 1942 taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1943 1944 /* 1945 * Add async callbacks for bus reset and 1946 * bus device reset calls. I don't bother 1947 * checking if this fails as, in most cases, 1948 * the system will function just fine without 1949 * them and the only alternative would be to 1950 * not attach the device on failure. 1951 */ 1952 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 1953 AC_GETDEV_CHANGED | AC_ADVINFO_CHANGED, 1954 adaasync, periph, periph->path); 1955 1956 /* 1957 * Schedule a periodic event to occasionally send an 1958 * ordered tag to a device. 1959 */ 1960 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 1961 callout_reset_sbt(&softc->sendordered_c, 1962 SBT_1S / ADA_ORDEREDTAG_INTERVAL * ada_default_timeout, 0, 1963 adasendorderedtag, softc, C_PREL(1)); 1964 1965 /* Released after probe when disk_create() call pass it to GEOM. */ 1966 cam_periph_hold_boot(periph); 1967 1968 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) { 1969 softc->state = ADA_STATE_RAHEAD; 1970 } else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) { 1971 softc->state = ADA_STATE_WCACHE; 1972 } else if ((softc->flags & ADA_FLAG_CAN_LOG) 1973 && (softc->zone_mode != ADA_ZONE_NONE)) { 1974 softc->state = ADA_STATE_LOGDIR; 1975 } else { 1976 /* 1977 * Nothing to probe, so we can just transition to the 1978 * normal state. 1979 */ 1980 adaprobedone(periph, NULL); 1981 return(CAM_REQ_CMP); 1982 } 1983 1984 xpt_schedule(periph, CAM_PRIORITY_DEV); 1985 return(CAM_REQ_CMP); 1986 } 1987 1988 static int 1989 ada_dsmtrim_req_create(struct ada_softc *softc, struct bio *bp, struct trim_request *req) 1990 { 1991 uint64_t lastlba = (uint64_t)-1, lbas = 0; 1992 int c, lastcount = 0, off, ranges = 0; 1993 1994 bzero(req, sizeof(*req)); 1995 TAILQ_INIT(&req->bps); 1996 do { 1997 uint64_t lba = bp->bio_pblkno; 1998 int count = bp->bio_bcount / softc->params.secsize; 1999 2000 /* Try to extend the previous range. */ 2001 if (lba == lastlba) { 2002 c = min(count, ATA_DSM_RANGE_MAX - lastcount); 2003 lastcount += c; 2004 off = (ranges - 1) * ATA_DSM_RANGE_SIZE; 2005 req->data[off + 6] = lastcount & 0xff; 2006 req->data[off + 7] = 2007 (lastcount >> 8) & 0xff; 2008 count -= c; 2009 lba += c; 2010 lbas += c; 2011 } 2012 2013 while (count > 0) { 2014 c = min(count, ATA_DSM_RANGE_MAX); 2015 off = ranges * ATA_DSM_RANGE_SIZE; 2016 req->data[off + 0] = lba & 0xff; 2017 req->data[off + 1] = (lba >> 8) & 0xff; 2018 req->data[off + 2] = (lba >> 16) & 0xff; 2019 req->data[off + 3] = (lba >> 24) & 0xff; 2020 req->data[off + 4] = (lba >> 32) & 0xff; 2021 req->data[off + 5] = (lba >> 40) & 0xff; 2022 req->data[off + 6] = c & 0xff; 2023 req->data[off + 7] = (c >> 8) & 0xff; 2024 lba += c; 2025 lbas += c; 2026 count -= c; 2027 lastcount = c; 2028 ranges++; 2029 /* 2030 * Its the caller's responsibility to ensure the 2031 * request will fit so we don't need to check for 2032 * overrun here 2033 */ 2034 } 2035 lastlba = lba; 2036 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 2037 2038 bp = cam_iosched_next_trim(softc->cam_iosched); 2039 if (bp == NULL) 2040 break; 2041 if (bp->bio_bcount / softc->params.secsize > 2042 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) { 2043 cam_iosched_put_back_trim(softc->cam_iosched, bp); 2044 break; 2045 } 2046 } while (1); 2047 softc->trim_count++; 2048 softc->trim_ranges += ranges; 2049 softc->trim_lbas += lbas; 2050 2051 return (ranges); 2052 } 2053 2054 static void 2055 ada_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2056 { 2057 struct trim_request *req = &softc->trim_req; 2058 int ranges; 2059 2060 ranges = ada_dsmtrim_req_create(softc, bp, req); 2061 cam_fill_ataio(ataio, 2062 ada_retry_count, 2063 adadone, 2064 CAM_DIR_OUT, 2065 0, 2066 req->data, 2067 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 2068 ada_default_timeout * 1000); 2069 ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 2070 ATA_DSM_TRIM, 0, howmany(ranges, ATA_DSM_BLK_RANGES)); 2071 } 2072 2073 static void 2074 ada_ncq_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2075 { 2076 struct trim_request *req = &softc->trim_req; 2077 int ranges; 2078 2079 ranges = ada_dsmtrim_req_create(softc, bp, req); 2080 cam_fill_ataio(ataio, 2081 ada_retry_count, 2082 adadone, 2083 CAM_DIR_OUT, 2084 0, 2085 req->data, 2086 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 2087 ada_default_timeout * 1000); 2088 ata_ncq_cmd(ataio, 2089 ATA_SEND_FPDMA_QUEUED, 2090 0, 2091 howmany(ranges, ATA_DSM_BLK_RANGES)); 2092 ataio->cmd.sector_count_exp = ATA_SFPDMA_DSM; 2093 ataio->ata_flags |= ATA_FLAG_AUX; 2094 ataio->aux = 1; 2095 } 2096 2097 static void 2098 ada_cfaerase(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2099 { 2100 struct trim_request *req = &softc->trim_req; 2101 uint64_t lba = bp->bio_pblkno; 2102 uint16_t count = bp->bio_bcount / softc->params.secsize; 2103 2104 bzero(req, sizeof(*req)); 2105 TAILQ_INIT(&req->bps); 2106 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 2107 2108 cam_fill_ataio(ataio, 2109 ada_retry_count, 2110 adadone, 2111 CAM_DIR_NONE, 2112 0, 2113 NULL, 2114 0, 2115 ada_default_timeout*1000); 2116 2117 if (count >= 256) 2118 count = 0; 2119 ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 2120 } 2121 2122 static int 2123 ada_zone_bio_to_ata(int disk_zone_cmd) 2124 { 2125 switch (disk_zone_cmd) { 2126 case DISK_ZONE_OPEN: 2127 return ATA_ZM_OPEN_ZONE; 2128 case DISK_ZONE_CLOSE: 2129 return ATA_ZM_CLOSE_ZONE; 2130 case DISK_ZONE_FINISH: 2131 return ATA_ZM_FINISH_ZONE; 2132 case DISK_ZONE_RWP: 2133 return ATA_ZM_RWP; 2134 } 2135 2136 return -1; 2137 } 2138 2139 static int 2140 ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp, 2141 int *queue_ccb) 2142 { 2143 struct ada_softc *softc; 2144 int error; 2145 2146 error = 0; 2147 2148 if (bp->bio_cmd != BIO_ZONE) { 2149 error = EINVAL; 2150 goto bailout; 2151 } 2152 2153 softc = periph->softc; 2154 2155 switch (bp->bio_zone.zone_cmd) { 2156 case DISK_ZONE_OPEN: 2157 case DISK_ZONE_CLOSE: 2158 case DISK_ZONE_FINISH: 2159 case DISK_ZONE_RWP: { 2160 int zone_flags; 2161 int zone_sa; 2162 uint64_t lba; 2163 2164 zone_sa = ada_zone_bio_to_ata(bp->bio_zone.zone_cmd); 2165 if (zone_sa == -1) { 2166 xpt_print(periph->path, "Cannot translate zone " 2167 "cmd %#x to ATA\n", bp->bio_zone.zone_cmd); 2168 error = EINVAL; 2169 goto bailout; 2170 } 2171 2172 zone_flags = 0; 2173 lba = bp->bio_zone.zone_params.rwp.id; 2174 2175 if (bp->bio_zone.zone_params.rwp.flags & 2176 DISK_ZONE_RWP_FLAG_ALL) 2177 zone_flags |= ZBC_OUT_ALL; 2178 2179 ata_zac_mgmt_out(&ccb->ataio, 2180 /*retries*/ ada_retry_count, 2181 /*cbfcnp*/ adadone, 2182 /*use_ncq*/ (softc->flags & 2183 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2184 /*zm_action*/ zone_sa, 2185 /*zone_id*/ lba, 2186 /*zone_flags*/ zone_flags, 2187 /*sector_count*/ 0, 2188 /*data_ptr*/ NULL, 2189 /*dxfer_len*/ 0, 2190 /*timeout*/ ada_default_timeout * 1000); 2191 *queue_ccb = 1; 2192 2193 break; 2194 } 2195 case DISK_ZONE_REPORT_ZONES: { 2196 uint8_t *rz_ptr; 2197 uint32_t num_entries, alloc_size; 2198 struct disk_zone_report *rep; 2199 2200 rep = &bp->bio_zone.zone_params.report; 2201 2202 num_entries = rep->entries_allocated; 2203 if (num_entries == 0) { 2204 xpt_print(periph->path, "No entries allocated for " 2205 "Report Zones request\n"); 2206 error = EINVAL; 2207 goto bailout; 2208 } 2209 alloc_size = sizeof(struct scsi_report_zones_hdr) + 2210 (sizeof(struct scsi_report_zones_desc) * num_entries); 2211 alloc_size = min(alloc_size, softc->disk->d_maxsize); 2212 rz_ptr = malloc(alloc_size, M_ATADA, M_NOWAIT | M_ZERO); 2213 if (rz_ptr == NULL) { 2214 xpt_print(periph->path, "Unable to allocate memory " 2215 "for Report Zones request\n"); 2216 error = ENOMEM; 2217 goto bailout; 2218 } 2219 2220 ata_zac_mgmt_in(&ccb->ataio, 2221 /*retries*/ ada_retry_count, 2222 /*cbcfnp*/ adadone, 2223 /*use_ncq*/ (softc->flags & 2224 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2225 /*zm_action*/ ATA_ZM_REPORT_ZONES, 2226 /*zone_id*/ rep->starting_id, 2227 /*zone_flags*/ rep->rep_options, 2228 /*data_ptr*/ rz_ptr, 2229 /*dxfer_len*/ alloc_size, 2230 /*timeout*/ ada_default_timeout * 1000); 2231 2232 /* 2233 * For BIO_ZONE, this isn't normally needed. However, it 2234 * is used by devstat_end_transaction_bio() to determine 2235 * how much data was transferred. 2236 */ 2237 /* 2238 * XXX KDM we have a problem. But I'm not sure how to fix 2239 * it. devstat uses bio_bcount - bio_resid to calculate 2240 * the amount of data transferred. The GEOM disk code 2241 * uses bio_length - bio_resid to calculate the amount of 2242 * data in bio_completed. We have different structure 2243 * sizes above and below the ada(4) driver. So, if we 2244 * use the sizes above, the amount transferred won't be 2245 * quite accurate for devstat. If we use different sizes 2246 * for bio_bcount and bio_length (above and below 2247 * respectively), then the residual needs to match one or 2248 * the other. Everything is calculated after the bio 2249 * leaves the driver, so changing the values around isn't 2250 * really an option. For now, just set the count to the 2251 * passed in length. This means that the calculations 2252 * above (e.g. bio_completed) will be correct, but the 2253 * amount of data reported to devstat will be slightly 2254 * under or overstated. 2255 */ 2256 bp->bio_bcount = bp->bio_length; 2257 2258 *queue_ccb = 1; 2259 2260 break; 2261 } 2262 case DISK_ZONE_GET_PARAMS: { 2263 struct disk_zone_disk_params *params; 2264 2265 params = &bp->bio_zone.zone_params.disk_params; 2266 bzero(params, sizeof(*params)); 2267 2268 switch (softc->zone_mode) { 2269 case ADA_ZONE_DRIVE_MANAGED: 2270 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED; 2271 break; 2272 case ADA_ZONE_HOST_AWARE: 2273 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE; 2274 break; 2275 case ADA_ZONE_HOST_MANAGED: 2276 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED; 2277 break; 2278 default: 2279 case ADA_ZONE_NONE: 2280 params->zone_mode = DISK_ZONE_MODE_NONE; 2281 break; 2282 } 2283 2284 if (softc->zone_flags & ADA_ZONE_FLAG_URSWRZ) 2285 params->flags |= DISK_ZONE_DISK_URSWRZ; 2286 2287 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_SEQ_SET) { 2288 params->optimal_seq_zones = softc->optimal_seq_zones; 2289 params->flags |= DISK_ZONE_OPT_SEQ_SET; 2290 } 2291 2292 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_NONSEQ_SET) { 2293 params->optimal_nonseq_zones = 2294 softc->optimal_nonseq_zones; 2295 params->flags |= DISK_ZONE_OPT_NONSEQ_SET; 2296 } 2297 2298 if (softc->zone_flags & ADA_ZONE_FLAG_MAX_SEQ_SET) { 2299 params->max_seq_zones = softc->max_seq_zones; 2300 params->flags |= DISK_ZONE_MAX_SEQ_SET; 2301 } 2302 if (softc->zone_flags & ADA_ZONE_FLAG_RZ_SUP) 2303 params->flags |= DISK_ZONE_RZ_SUP; 2304 2305 if (softc->zone_flags & ADA_ZONE_FLAG_OPEN_SUP) 2306 params->flags |= DISK_ZONE_OPEN_SUP; 2307 2308 if (softc->zone_flags & ADA_ZONE_FLAG_CLOSE_SUP) 2309 params->flags |= DISK_ZONE_CLOSE_SUP; 2310 2311 if (softc->zone_flags & ADA_ZONE_FLAG_FINISH_SUP) 2312 params->flags |= DISK_ZONE_FINISH_SUP; 2313 2314 if (softc->zone_flags & ADA_ZONE_FLAG_RWP_SUP) 2315 params->flags |= DISK_ZONE_RWP_SUP; 2316 break; 2317 } 2318 default: 2319 break; 2320 } 2321 bailout: 2322 return (error); 2323 } 2324 2325 static void 2326 adastart(struct cam_periph *periph, union ccb *start_ccb) 2327 { 2328 struct ada_softc *softc = (struct ada_softc *)periph->softc; 2329 struct ccb_ataio *ataio = &start_ccb->ataio; 2330 2331 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastart\n")); 2332 2333 switch (softc->state) { 2334 case ADA_STATE_NORMAL: 2335 { 2336 struct bio *bp; 2337 uint8_t tag_code; 2338 2339 bp = cam_iosched_next_bio(softc->cam_iosched); 2340 if (bp == NULL) { 2341 xpt_release_ccb(start_ccb); 2342 break; 2343 } 2344 2345 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2346 (bp->bio_cmd != BIO_DELETE && (softc->flags & ADA_FLAG_NEED_OTAG) != 0)) { 2347 softc->flags &= ~ADA_FLAG_NEED_OTAG; 2348 softc->flags |= ADA_FLAG_WAS_OTAG; 2349 tag_code = 0; 2350 } else { 2351 tag_code = 1; 2352 } 2353 switch (bp->bio_cmd) { 2354 case BIO_WRITE: 2355 case BIO_READ: 2356 { 2357 uint64_t lba = bp->bio_pblkno; 2358 uint16_t count = bp->bio_bcount / softc->params.secsize; 2359 void *data_ptr; 2360 int rw_op; 2361 2362 if (bp->bio_cmd == BIO_WRITE) { 2363 softc->flags |= ADA_FLAG_DIRTY; 2364 rw_op = CAM_DIR_OUT; 2365 } else { 2366 rw_op = CAM_DIR_IN; 2367 } 2368 2369 data_ptr = bp->bio_data; 2370 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) { 2371 rw_op |= CAM_DATA_BIO; 2372 data_ptr = bp; 2373 } 2374 2375 #ifdef CAM_TEST_FAILURE 2376 int fail = 0; 2377 2378 /* 2379 * Support the failure ioctls. If the command is a 2380 * read, and there are pending forced read errors, or 2381 * if a write and pending write errors, then fail this 2382 * operation with EIO. This is useful for testing 2383 * purposes. Also, support having every Nth read fail. 2384 * 2385 * This is a rather blunt tool. 2386 */ 2387 if (bp->bio_cmd == BIO_READ) { 2388 if (softc->force_read_error) { 2389 softc->force_read_error--; 2390 fail = 1; 2391 } 2392 if (softc->periodic_read_error > 0) { 2393 if (++softc->periodic_read_count >= 2394 softc->periodic_read_error) { 2395 softc->periodic_read_count = 0; 2396 fail = 1; 2397 } 2398 } 2399 } else { 2400 if (softc->force_write_error) { 2401 softc->force_write_error--; 2402 fail = 1; 2403 } 2404 } 2405 if (fail) { 2406 biofinish(bp, NULL, EIO); 2407 xpt_release_ccb(start_ccb); 2408 adaschedule(periph); 2409 return; 2410 } 2411 #endif 2412 KASSERT((bp->bio_flags & BIO_UNMAPPED) == 0 || 2413 round_page(bp->bio_bcount + bp->bio_ma_offset) / 2414 PAGE_SIZE == bp->bio_ma_n, 2415 ("Short bio %p", bp)); 2416 cam_fill_ataio(ataio, 2417 ada_retry_count, 2418 adadone, 2419 rw_op, 2420 0, 2421 data_ptr, 2422 bp->bio_bcount, 2423 ada_default_timeout*1000); 2424 2425 if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 2426 if (bp->bio_cmd == BIO_READ) { 2427 ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 2428 lba, count); 2429 } else { 2430 ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 2431 lba, count); 2432 } 2433 } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 2434 (lba + count >= ATA_MAX_28BIT_LBA || 2435 count > 256)) { 2436 if (softc->flags & ADA_FLAG_CAN_DMA48) { 2437 if (bp->bio_cmd == BIO_READ) { 2438 ata_48bit_cmd(ataio, ATA_READ_DMA48, 2439 0, lba, count); 2440 } else { 2441 ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 2442 0, lba, count); 2443 } 2444 } else { 2445 if (bp->bio_cmd == BIO_READ) { 2446 ata_48bit_cmd(ataio, ATA_READ_MUL48, 2447 0, lba, count); 2448 } else { 2449 ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 2450 0, lba, count); 2451 } 2452 } 2453 } else { 2454 if (count == 256) 2455 count = 0; 2456 if (softc->flags & ADA_FLAG_CAN_DMA) { 2457 if (bp->bio_cmd == BIO_READ) { 2458 ata_28bit_cmd(ataio, ATA_READ_DMA, 2459 0, lba, count); 2460 } else { 2461 ata_28bit_cmd(ataio, ATA_WRITE_DMA, 2462 0, lba, count); 2463 } 2464 } else { 2465 if (bp->bio_cmd == BIO_READ) { 2466 ata_28bit_cmd(ataio, ATA_READ_MUL, 2467 0, lba, count); 2468 } else { 2469 ata_28bit_cmd(ataio, ATA_WRITE_MUL, 2470 0, lba, count); 2471 } 2472 } 2473 } 2474 break; 2475 } 2476 case BIO_DELETE: 2477 switch (softc->delete_method) { 2478 case ADA_DELETE_NCQ_DSM_TRIM: 2479 ada_ncq_dsmtrim(softc, bp, ataio); 2480 break; 2481 case ADA_DELETE_DSM_TRIM: 2482 ada_dsmtrim(softc, bp, ataio); 2483 break; 2484 case ADA_DELETE_CFA_ERASE: 2485 ada_cfaerase(softc, bp, ataio); 2486 break; 2487 default: 2488 biofinish(bp, NULL, EOPNOTSUPP); 2489 xpt_release_ccb(start_ccb); 2490 adaschedule(periph); 2491 return; 2492 } 2493 start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 2494 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2495 cam_iosched_submit_trim(softc->cam_iosched); 2496 goto out; 2497 case BIO_FLUSH: 2498 cam_fill_ataio(ataio, 2499 1, 2500 adadone, 2501 CAM_DIR_NONE, 2502 0, 2503 NULL, 2504 0, 2505 ada_default_timeout*1000); 2506 2507 if (softc->flags & ADA_FLAG_CAN_48BIT) 2508 ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 2509 else 2510 ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 2511 break; 2512 case BIO_ZONE: { 2513 int error, queue_ccb; 2514 2515 queue_ccb = 0; 2516 2517 error = ada_zone_cmd(periph, start_ccb, bp, &queue_ccb); 2518 if ((error != 0) 2519 || (queue_ccb == 0)) { 2520 /* 2521 * g_io_deliver will recurisvely call start 2522 * routine for ENOMEM, so drop the periph 2523 * lock to allow that recursion. 2524 */ 2525 if (error == ENOMEM) 2526 cam_periph_unlock(periph); 2527 biofinish(bp, NULL, error); 2528 if (error == ENOMEM) 2529 cam_periph_lock(periph); 2530 xpt_release_ccb(start_ccb); 2531 return; 2532 } 2533 break; 2534 } 2535 default: 2536 biofinish(bp, NULL, EOPNOTSUPP); 2537 xpt_release_ccb(start_ccb); 2538 return; 2539 } 2540 start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 2541 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2542 out: 2543 start_ccb->ccb_h.ccb_bp = bp; 2544 softc->outstanding_cmds++; 2545 softc->refcount++; 2546 cam_periph_unlock(periph); 2547 xpt_action(start_ccb); 2548 cam_periph_lock(periph); 2549 2550 /* May have more work to do, so ensure we stay scheduled */ 2551 adaschedule(periph); 2552 break; 2553 } 2554 case ADA_STATE_RAHEAD: 2555 case ADA_STATE_WCACHE: 2556 { 2557 cam_fill_ataio(ataio, 2558 1, 2559 adadone, 2560 CAM_DIR_NONE, 2561 0, 2562 NULL, 2563 0, 2564 ada_default_timeout*1000); 2565 2566 if (softc->state == ADA_STATE_RAHEAD) { 2567 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_RA ? 2568 ATA_SF_ENAB_RCACHE : ATA_SF_DIS_RCACHE, 0, 0); 2569 start_ccb->ccb_h.ccb_state = ADA_CCB_RAHEAD; 2570 } else { 2571 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_WC ? 2572 ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 2573 start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 2574 } 2575 start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 2576 xpt_action(start_ccb); 2577 break; 2578 } 2579 case ADA_STATE_LOGDIR: 2580 { 2581 struct ata_gp_log_dir *log_dir; 2582 2583 if ((softc->flags & ADA_FLAG_CAN_LOG) == 0) { 2584 adaprobedone(periph, start_ccb); 2585 break; 2586 } 2587 2588 log_dir = malloc(sizeof(*log_dir), M_ATADA, M_NOWAIT|M_ZERO); 2589 if (log_dir == NULL) { 2590 xpt_print(periph->path, "Couldn't malloc log_dir " 2591 "data\n"); 2592 softc->state = ADA_STATE_NORMAL; 2593 xpt_release_ccb(start_ccb); 2594 break; 2595 } 2596 2597 ata_read_log(ataio, 2598 /*retries*/1, 2599 /*cbfcnp*/adadone, 2600 /*log_address*/ ATA_LOG_DIRECTORY, 2601 /*page_number*/ 0, 2602 /*block_count*/ 1, 2603 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2604 CAM_ATAIO_DMA : 0, 2605 /*data_ptr*/ (uint8_t *)log_dir, 2606 /*dxfer_len*/sizeof(*log_dir), 2607 /*timeout*/ada_default_timeout*1000); 2608 2609 start_ccb->ccb_h.ccb_state = ADA_CCB_LOGDIR; 2610 xpt_action(start_ccb); 2611 break; 2612 } 2613 case ADA_STATE_IDDIR: 2614 { 2615 struct ata_identify_log_pages *id_dir; 2616 2617 id_dir = malloc(sizeof(*id_dir), M_ATADA, M_NOWAIT | M_ZERO); 2618 if (id_dir == NULL) { 2619 xpt_print(periph->path, "Couldn't malloc id_dir " 2620 "data\n"); 2621 adaprobedone(periph, start_ccb); 2622 break; 2623 } 2624 2625 ata_read_log(ataio, 2626 /*retries*/1, 2627 /*cbfcnp*/adadone, 2628 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2629 /*page_number*/ ATA_IDL_PAGE_LIST, 2630 /*block_count*/ 1, 2631 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2632 CAM_ATAIO_DMA : 0, 2633 /*data_ptr*/ (uint8_t *)id_dir, 2634 /*dxfer_len*/ sizeof(*id_dir), 2635 /*timeout*/ada_default_timeout*1000); 2636 2637 start_ccb->ccb_h.ccb_state = ADA_CCB_IDDIR; 2638 xpt_action(start_ccb); 2639 break; 2640 } 2641 case ADA_STATE_SUP_CAP: 2642 { 2643 struct ata_identify_log_sup_cap *sup_cap; 2644 2645 sup_cap = malloc(sizeof(*sup_cap), M_ATADA, M_NOWAIT|M_ZERO); 2646 if (sup_cap == NULL) { 2647 xpt_print(periph->path, "Couldn't malloc sup_cap " 2648 "data\n"); 2649 adaprobedone(periph, start_ccb); 2650 break; 2651 } 2652 2653 ata_read_log(ataio, 2654 /*retries*/1, 2655 /*cbfcnp*/adadone, 2656 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2657 /*page_number*/ ATA_IDL_SUP_CAP, 2658 /*block_count*/ 1, 2659 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2660 CAM_ATAIO_DMA : 0, 2661 /*data_ptr*/ (uint8_t *)sup_cap, 2662 /*dxfer_len*/ sizeof(*sup_cap), 2663 /*timeout*/ada_default_timeout*1000); 2664 2665 start_ccb->ccb_h.ccb_state = ADA_CCB_SUP_CAP; 2666 xpt_action(start_ccb); 2667 break; 2668 } 2669 case ADA_STATE_ZONE: 2670 { 2671 struct ata_zoned_info_log *ata_zone; 2672 2673 ata_zone = malloc(sizeof(*ata_zone), M_ATADA, M_NOWAIT|M_ZERO); 2674 if (ata_zone == NULL) { 2675 xpt_print(periph->path, "Couldn't malloc ata_zone " 2676 "data\n"); 2677 adaprobedone(periph, start_ccb); 2678 break; 2679 } 2680 2681 ata_read_log(ataio, 2682 /*retries*/1, 2683 /*cbfcnp*/adadone, 2684 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2685 /*page_number*/ ATA_IDL_ZDI, 2686 /*block_count*/ 1, 2687 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2688 CAM_ATAIO_DMA : 0, 2689 /*data_ptr*/ (uint8_t *)ata_zone, 2690 /*dxfer_len*/ sizeof(*ata_zone), 2691 /*timeout*/ada_default_timeout*1000); 2692 2693 start_ccb->ccb_h.ccb_state = ADA_CCB_ZONE; 2694 xpt_action(start_ccb); 2695 break; 2696 } 2697 } 2698 } 2699 2700 static void 2701 adaprobedone(struct cam_periph *periph, union ccb *ccb) 2702 { 2703 struct ada_softc *softc; 2704 2705 softc = (struct ada_softc *)periph->softc; 2706 2707 /* 2708 * Since our peripheral may be invalidated by an error we must release 2709 * our CCB before releasing the reference on the peripheral. The 2710 * peripheral will only go away once the last reference is removed, and 2711 * we need it around for the CCB release operation. 2712 */ 2713 if (ccb != NULL) 2714 xpt_release_ccb(ccb); 2715 2716 softc->state = ADA_STATE_NORMAL; 2717 softc->flags |= ADA_FLAG_PROBED; 2718 adaschedule(periph); 2719 if ((softc->flags & ADA_FLAG_ANNOUNCED) == 0) { 2720 softc->flags |= ADA_FLAG_ANNOUNCED; 2721 2722 /* 2723 * We'll release this reference once GEOM calls us back via 2724 * adadiskgonecb(), telling us that our provider has been freed. 2725 */ 2726 if (cam_periph_acquire(periph) == 0) 2727 disk_create(softc->disk, DISK_VERSION); 2728 2729 cam_periph_release_boot(periph); 2730 } 2731 cam_periph_release_locked(periph); 2732 } 2733 2734 static void 2735 adazonedone(struct cam_periph *periph, union ccb *ccb) 2736 { 2737 struct bio *bp; 2738 2739 bp = (struct bio *)ccb->ccb_h.ccb_bp; 2740 2741 switch (bp->bio_zone.zone_cmd) { 2742 case DISK_ZONE_OPEN: 2743 case DISK_ZONE_CLOSE: 2744 case DISK_ZONE_FINISH: 2745 case DISK_ZONE_RWP: 2746 break; 2747 case DISK_ZONE_REPORT_ZONES: { 2748 uint32_t avail_len; 2749 struct disk_zone_report *rep; 2750 struct scsi_report_zones_hdr *hdr; 2751 struct scsi_report_zones_desc *desc; 2752 struct disk_zone_rep_entry *entry; 2753 uint32_t hdr_len, num_avail; 2754 uint32_t num_to_fill, i; 2755 2756 rep = &bp->bio_zone.zone_params.report; 2757 avail_len = ccb->ataio.dxfer_len - ccb->ataio.resid; 2758 /* 2759 * Note that bio_resid isn't normally used for zone 2760 * commands, but it is used by devstat_end_transaction_bio() 2761 * to determine how much data was transferred. Because 2762 * the size of the SCSI/ATA data structures is different 2763 * than the size of the BIO interface structures, the 2764 * amount of data actually transferred from the drive will 2765 * be different than the amount of data transferred to 2766 * the user. 2767 */ 2768 hdr = (struct scsi_report_zones_hdr *)ccb->ataio.data_ptr; 2769 if (avail_len < sizeof(*hdr)) { 2770 /* 2771 * Is there a better error than EIO here? We asked 2772 * for at least the header, and we got less than 2773 * that. 2774 */ 2775 bp->bio_error = EIO; 2776 bp->bio_flags |= BIO_ERROR; 2777 bp->bio_resid = bp->bio_bcount; 2778 break; 2779 } 2780 2781 hdr_len = le32dec(hdr->length); 2782 if (hdr_len > 0) 2783 rep->entries_available = hdr_len / sizeof(*desc); 2784 else 2785 rep->entries_available = 0; 2786 /* 2787 * NOTE: using the same values for the BIO version of the 2788 * same field as the SCSI/ATA values. This means we could 2789 * get some additional values that aren't defined in bio.h 2790 * if more values of the same field are defined later. 2791 */ 2792 rep->header.same = hdr->byte4 & SRZ_SAME_MASK; 2793 rep->header.maximum_lba = le64dec(hdr->maximum_lba); 2794 /* 2795 * If the drive reports no entries that match the query, 2796 * we're done. 2797 */ 2798 if (hdr_len == 0) { 2799 rep->entries_filled = 0; 2800 bp->bio_resid = bp->bio_bcount; 2801 break; 2802 } 2803 2804 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc), 2805 hdr_len / sizeof(*desc)); 2806 /* 2807 * If the drive didn't return any data, then we're done. 2808 */ 2809 if (num_avail == 0) { 2810 rep->entries_filled = 0; 2811 bp->bio_resid = bp->bio_bcount; 2812 break; 2813 } 2814 2815 num_to_fill = min(num_avail, rep->entries_allocated); 2816 /* 2817 * If the user didn't allocate any entries for us to fill, 2818 * we're done. 2819 */ 2820 if (num_to_fill == 0) { 2821 rep->entries_filled = 0; 2822 bp->bio_resid = bp->bio_bcount; 2823 break; 2824 } 2825 2826 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0]; 2827 i < num_to_fill; i++, desc++, entry++) { 2828 /* 2829 * NOTE: we're mapping the values here directly 2830 * from the SCSI/ATA bit definitions to the bio.h 2831 * definitions. There is also a warning in 2832 * disk_zone.h, but the impact is that if 2833 * additional values are added in the SCSI/ATA 2834 * specs these will be visible to consumers of 2835 * this interface. 2836 */ 2837 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK; 2838 entry->zone_condition = 2839 (desc->zone_flags & SRZ_ZONE_COND_MASK) >> 2840 SRZ_ZONE_COND_SHIFT; 2841 entry->zone_flags |= desc->zone_flags & 2842 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET); 2843 entry->zone_length = le64dec(desc->zone_length); 2844 entry->zone_start_lba = le64dec(desc->zone_start_lba); 2845 entry->write_pointer_lba = 2846 le64dec(desc->write_pointer_lba); 2847 } 2848 rep->entries_filled = num_to_fill; 2849 /* 2850 * Note that this residual is accurate from the user's 2851 * standpoint, but the amount transferred isn't accurate 2852 * from the standpoint of what actually came back from the 2853 * drive. 2854 */ 2855 bp->bio_resid = bp->bio_bcount - (num_to_fill * sizeof(*entry)); 2856 break; 2857 } 2858 case DISK_ZONE_GET_PARAMS: 2859 default: 2860 /* 2861 * In theory we should not get a GET_PARAMS bio, since it 2862 * should be handled without queueing the command to the 2863 * drive. 2864 */ 2865 panic("%s: Invalid zone command %d", __func__, 2866 bp->bio_zone.zone_cmd); 2867 break; 2868 } 2869 2870 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES) 2871 free(ccb->ataio.data_ptr, M_ATADA); 2872 } 2873 2874 static void 2875 adadone(struct cam_periph *periph, union ccb *done_ccb) 2876 { 2877 struct ada_softc *softc; 2878 struct ccb_ataio *ataio; 2879 struct cam_path *path; 2880 uint32_t priority; 2881 int state; 2882 2883 softc = (struct ada_softc *)periph->softc; 2884 ataio = &done_ccb->ataio; 2885 path = done_ccb->ccb_h.path; 2886 priority = done_ccb->ccb_h.pinfo.priority; 2887 2888 CAM_DEBUG(path, CAM_DEBUG_TRACE, ("adadone\n")); 2889 2890 state = ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK; 2891 switch (state) { 2892 case ADA_CCB_BUFFER_IO: 2893 case ADA_CCB_TRIM: 2894 { 2895 struct bio *bp; 2896 int error; 2897 2898 cam_periph_lock(periph); 2899 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2900 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2901 error = adaerror(done_ccb, CAM_RETRY_SELTO, 0); 2902 if (error == ERESTART) { 2903 /* A retry was scheduled, so just return. */ 2904 cam_periph_unlock(periph); 2905 return; 2906 } 2907 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2908 cam_release_devq(path, 2909 /*relsim_flags*/0, 2910 /*reduction*/0, 2911 /*timeout*/0, 2912 /*getcount_only*/0); 2913 /* 2914 * If we get an error on an NCQ DSM TRIM, fall back 2915 * to a non-NCQ DSM TRIM forever. Please note that if 2916 * CAN_NCQ_TRIM is set, CAN_TRIM is necessarily set too. 2917 * However, for this one trim, we treat it as advisory 2918 * and return success up the stack. 2919 */ 2920 if (state == ADA_CCB_TRIM && 2921 error != 0 && 2922 (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) != 0) { 2923 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 2924 error = 0; 2925 adasetdeletemethod(softc); 2926 } 2927 } else { 2928 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2929 panic("REQ_CMP with QFRZN"); 2930 2931 error = 0; 2932 } 2933 bp->bio_error = error; 2934 if (error != 0) { 2935 bp->bio_resid = bp->bio_bcount; 2936 bp->bio_flags |= BIO_ERROR; 2937 } else { 2938 if (bp->bio_cmd == BIO_ZONE) 2939 adazonedone(periph, done_ccb); 2940 else if (state == ADA_CCB_TRIM) 2941 bp->bio_resid = 0; 2942 else 2943 bp->bio_resid = ataio->resid; 2944 2945 if ((bp->bio_resid > 0) 2946 && (bp->bio_cmd != BIO_ZONE)) 2947 bp->bio_flags |= BIO_ERROR; 2948 } 2949 softc->outstanding_cmds--; 2950 if (softc->outstanding_cmds == 0) 2951 softc->flags |= ADA_FLAG_WAS_OTAG; 2952 2953 /* 2954 * We need to call cam_iosched before we call biodone so that we 2955 * don't measure any activity that happens in the completion 2956 * routine, which in the case of sendfile can be quite 2957 * extensive. Release the periph refcount taken in adastart() 2958 * for each CCB. 2959 */ 2960 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb); 2961 xpt_release_ccb(done_ccb); 2962 KASSERT(softc->refcount >= 1, ("adadone softc %p refcount %d", softc, softc->refcount)); 2963 softc->refcount--; 2964 if (state == ADA_CCB_TRIM) { 2965 TAILQ_HEAD(, bio) queue; 2966 struct bio *bp1; 2967 2968 TAILQ_INIT(&queue); 2969 TAILQ_CONCAT(&queue, &softc->trim_req.bps, bio_queue); 2970 /* 2971 * Normally, the xpt_release_ccb() above would make sure 2972 * that when we have more work to do, that work would 2973 * get kicked off. However, we specifically keep 2974 * trim_running set to 0 before the call above to allow 2975 * other I/O to progress when many BIO_DELETE requests 2976 * are pushed down. We set trim_running to 0 and call 2977 * daschedule again so that we don't stall if there are 2978 * no other I/Os pending apart from BIO_DELETEs. 2979 */ 2980 cam_iosched_trim_done(softc->cam_iosched); 2981 adaschedule(periph); 2982 cam_periph_unlock(periph); 2983 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 2984 TAILQ_REMOVE(&queue, bp1, bio_queue); 2985 bp1->bio_error = error; 2986 if (error != 0) { 2987 bp1->bio_flags |= BIO_ERROR; 2988 bp1->bio_resid = bp1->bio_bcount; 2989 } else 2990 bp1->bio_resid = 0; 2991 biodone(bp1); 2992 } 2993 } else { 2994 adaschedule(periph); 2995 cam_periph_unlock(periph); 2996 biodone(bp); 2997 } 2998 return; 2999 } 3000 case ADA_CCB_RAHEAD: 3001 { 3002 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3003 if (adaerror(done_ccb, 0, 0) == ERESTART) { 3004 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 3005 cam_release_devq(path, 0, 0, 0, FALSE); 3006 return; 3007 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3008 cam_release_devq(path, 3009 /*relsim_flags*/0, 3010 /*reduction*/0, 3011 /*timeout*/0, 3012 /*getcount_only*/0); 3013 } 3014 } 3015 3016 xpt_release_ccb(done_ccb); 3017 softc->state = ADA_STATE_WCACHE; 3018 xpt_schedule(periph, priority); 3019 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 3020 cam_release_devq(path, 0, 0, 0, FALSE); 3021 return; 3022 } 3023 case ADA_CCB_WCACHE: 3024 { 3025 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3026 if (adaerror(done_ccb, 0, 0) == ERESTART) { 3027 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 3028 cam_release_devq(path, 0, 0, 0, FALSE); 3029 return; 3030 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3031 cam_release_devq(path, 3032 /*relsim_flags*/0, 3033 /*reduction*/0, 3034 /*timeout*/0, 3035 /*getcount_only*/0); 3036 } 3037 } 3038 3039 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 3040 cam_release_devq(path, 0, 0, 0, FALSE); 3041 3042 if ((softc->flags & ADA_FLAG_CAN_LOG) 3043 && (softc->zone_mode != ADA_ZONE_NONE)) { 3044 xpt_release_ccb(done_ccb); 3045 softc->state = ADA_STATE_LOGDIR; 3046 xpt_schedule(periph, priority); 3047 } else { 3048 adaprobedone(periph, done_ccb); 3049 } 3050 return; 3051 } 3052 case ADA_CCB_LOGDIR: 3053 { 3054 int error; 3055 3056 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3057 error = 0; 3058 softc->valid_logdir_len = 0; 3059 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir)); 3060 softc->valid_logdir_len = 3061 ataio->dxfer_len - ataio->resid; 3062 if (softc->valid_logdir_len > 0) 3063 bcopy(ataio->data_ptr, &softc->ata_logdir, 3064 min(softc->valid_logdir_len, 3065 sizeof(softc->ata_logdir))); 3066 /* 3067 * Figure out whether the Identify Device log is 3068 * supported. The General Purpose log directory 3069 * has a header, and lists the number of pages 3070 * available for each GP log identified by the 3071 * offset into the list. 3072 */ 3073 if ((softc->valid_logdir_len >= 3074 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t))) 3075 && (le16dec(softc->ata_logdir.header) == 3076 ATA_GP_LOG_DIR_VERSION) 3077 && (le16dec(&softc->ata_logdir.num_pages[ 3078 (ATA_IDENTIFY_DATA_LOG * 3079 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){ 3080 softc->flags |= ADA_FLAG_CAN_IDLOG; 3081 } else { 3082 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3083 } 3084 } else { 3085 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3086 SF_RETRY_UA|SF_NO_PRINT); 3087 if (error == ERESTART) 3088 return; 3089 else if (error != 0) { 3090 /* 3091 * If we can't get the ATA log directory, 3092 * then ATA logs are effectively not 3093 * supported even if the bit is set in the 3094 * identify data. 3095 */ 3096 softc->flags &= ~(ADA_FLAG_CAN_LOG | 3097 ADA_FLAG_CAN_IDLOG); 3098 if ((done_ccb->ccb_h.status & 3099 CAM_DEV_QFRZN) != 0) { 3100 /* Don't wedge this device's queue */ 3101 cam_release_devq(done_ccb->ccb_h.path, 3102 /*relsim_flags*/0, 3103 /*reduction*/0, 3104 /*timeout*/0, 3105 /*getcount_only*/0); 3106 } 3107 } 3108 } 3109 3110 free(ataio->data_ptr, M_ATADA); 3111 3112 if ((error == 0) 3113 && (softc->flags & ADA_FLAG_CAN_IDLOG)) { 3114 softc->state = ADA_STATE_IDDIR; 3115 xpt_release_ccb(done_ccb); 3116 xpt_schedule(periph, priority); 3117 } else 3118 adaprobedone(periph, done_ccb); 3119 3120 return; 3121 } 3122 case ADA_CCB_IDDIR: { 3123 int error; 3124 3125 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3126 off_t entries_offset, max_entries; 3127 error = 0; 3128 3129 softc->valid_iddir_len = 0; 3130 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir)); 3131 softc->flags &= ~(ADA_FLAG_CAN_SUPCAP | 3132 ADA_FLAG_CAN_ZONE); 3133 softc->valid_iddir_len = 3134 ataio->dxfer_len - ataio->resid; 3135 if (softc->valid_iddir_len > 0) 3136 bcopy(ataio->data_ptr, &softc->ata_iddir, 3137 min(softc->valid_iddir_len, 3138 sizeof(softc->ata_iddir))); 3139 3140 entries_offset = 3141 __offsetof(struct ata_identify_log_pages,entries); 3142 max_entries = softc->valid_iddir_len - entries_offset; 3143 if ((softc->valid_iddir_len > (entries_offset + 1)) 3144 && (le64dec(softc->ata_iddir.header) == 3145 ATA_IDLOG_REVISION) 3146 && (softc->ata_iddir.entry_count > 0)) { 3147 int num_entries, i; 3148 3149 num_entries = softc->ata_iddir.entry_count; 3150 num_entries = min(num_entries, 3151 softc->valid_iddir_len - entries_offset); 3152 for (i = 0; i < num_entries && 3153 i < max_entries; i++) { 3154 if (softc->ata_iddir.entries[i] == 3155 ATA_IDL_SUP_CAP) 3156 softc->flags |= 3157 ADA_FLAG_CAN_SUPCAP; 3158 else if (softc->ata_iddir.entries[i]== 3159 ATA_IDL_ZDI) 3160 softc->flags |= 3161 ADA_FLAG_CAN_ZONE; 3162 3163 if ((softc->flags & 3164 ADA_FLAG_CAN_SUPCAP) 3165 && (softc->flags & 3166 ADA_FLAG_CAN_ZONE)) 3167 break; 3168 } 3169 } 3170 } else { 3171 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3172 SF_RETRY_UA|SF_NO_PRINT); 3173 if (error == ERESTART) 3174 return; 3175 else if (error != 0) { 3176 /* 3177 * If we can't get the ATA Identify Data log 3178 * directory, then it effectively isn't 3179 * supported even if the ATA Log directory 3180 * a non-zero number of pages present for 3181 * this log. 3182 */ 3183 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3184 if ((done_ccb->ccb_h.status & 3185 CAM_DEV_QFRZN) != 0) { 3186 /* Don't wedge this device's queue */ 3187 cam_release_devq(done_ccb->ccb_h.path, 3188 /*relsim_flags*/0, 3189 /*reduction*/0, 3190 /*timeout*/0, 3191 /*getcount_only*/0); 3192 } 3193 } 3194 } 3195 3196 free(ataio->data_ptr, M_ATADA); 3197 3198 if ((error == 0) 3199 && (softc->flags & ADA_FLAG_CAN_SUPCAP)) { 3200 softc->state = ADA_STATE_SUP_CAP; 3201 xpt_release_ccb(done_ccb); 3202 xpt_schedule(periph, priority); 3203 } else 3204 adaprobedone(periph, done_ccb); 3205 return; 3206 } 3207 case ADA_CCB_SUP_CAP: { 3208 int error; 3209 3210 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3211 uint32_t valid_len; 3212 size_t needed_size; 3213 struct ata_identify_log_sup_cap *sup_cap; 3214 error = 0; 3215 3216 sup_cap = (struct ata_identify_log_sup_cap *) 3217 ataio->data_ptr; 3218 valid_len = ataio->dxfer_len - ataio->resid; 3219 needed_size = 3220 __offsetof(struct ata_identify_log_sup_cap, 3221 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap); 3222 if (valid_len >= needed_size) { 3223 uint64_t zoned, zac_cap; 3224 3225 zoned = le64dec(sup_cap->zoned_cap); 3226 if (zoned & ATA_ZONED_VALID) { 3227 /* 3228 * This should have already been 3229 * set, because this is also in the 3230 * ATA identify data. 3231 */ 3232 if ((zoned & ATA_ZONED_MASK) == 3233 ATA_SUPPORT_ZONE_HOST_AWARE) 3234 softc->zone_mode = 3235 ADA_ZONE_HOST_AWARE; 3236 else if ((zoned & ATA_ZONED_MASK) == 3237 ATA_SUPPORT_ZONE_DEV_MANAGED) 3238 softc->zone_mode = 3239 ADA_ZONE_DRIVE_MANAGED; 3240 } 3241 3242 zac_cap = le64dec(sup_cap->sup_zac_cap); 3243 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) { 3244 if (zac_cap & ATA_REPORT_ZONES_SUP) 3245 softc->zone_flags |= 3246 ADA_ZONE_FLAG_RZ_SUP; 3247 if (zac_cap & ATA_ND_OPEN_ZONE_SUP) 3248 softc->zone_flags |= 3249 ADA_ZONE_FLAG_OPEN_SUP; 3250 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP) 3251 softc->zone_flags |= 3252 ADA_ZONE_FLAG_CLOSE_SUP; 3253 if (zac_cap & ATA_ND_FINISH_ZONE_SUP) 3254 softc->zone_flags |= 3255 ADA_ZONE_FLAG_FINISH_SUP; 3256 if (zac_cap & ATA_ND_RWP_SUP) 3257 softc->zone_flags |= 3258 ADA_ZONE_FLAG_RWP_SUP; 3259 } else { 3260 /* 3261 * This field was introduced in 3262 * ACS-4, r08 on April 28th, 2015. 3263 * If the drive firmware was written 3264 * to an earlier spec, it won't have 3265 * the field. So, assume all 3266 * commands are supported. 3267 */ 3268 softc->zone_flags |= 3269 ADA_ZONE_FLAG_SUP_MASK; 3270 } 3271 } 3272 } else { 3273 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3274 SF_RETRY_UA|SF_NO_PRINT); 3275 if (error == ERESTART) 3276 return; 3277 else if (error != 0) { 3278 /* 3279 * If we can't get the ATA Identify Data 3280 * Supported Capabilities page, clear the 3281 * flag... 3282 */ 3283 softc->flags &= ~ADA_FLAG_CAN_SUPCAP; 3284 /* 3285 * And clear zone capabilities. 3286 */ 3287 softc->zone_flags &= ~ADA_ZONE_FLAG_SUP_MASK; 3288 if ((done_ccb->ccb_h.status & 3289 CAM_DEV_QFRZN) != 0) { 3290 /* Don't wedge this device's queue */ 3291 cam_release_devq(done_ccb->ccb_h.path, 3292 /*relsim_flags*/0, 3293 /*reduction*/0, 3294 /*timeout*/0, 3295 /*getcount_only*/0); 3296 } 3297 } 3298 } 3299 3300 free(ataio->data_ptr, M_ATADA); 3301 3302 if ((error == 0) 3303 && (softc->flags & ADA_FLAG_CAN_ZONE)) { 3304 softc->state = ADA_STATE_ZONE; 3305 xpt_release_ccb(done_ccb); 3306 xpt_schedule(periph, priority); 3307 } else 3308 adaprobedone(periph, done_ccb); 3309 return; 3310 } 3311 case ADA_CCB_ZONE: { 3312 int error; 3313 3314 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3315 struct ata_zoned_info_log *zi_log; 3316 uint32_t valid_len; 3317 size_t needed_size; 3318 3319 zi_log = (struct ata_zoned_info_log *)ataio->data_ptr; 3320 3321 valid_len = ataio->dxfer_len - ataio->resid; 3322 needed_size = __offsetof(struct ata_zoned_info_log, 3323 version_info) + 1 + sizeof(zi_log->version_info); 3324 if (valid_len >= needed_size) { 3325 uint64_t tmpvar; 3326 3327 tmpvar = le64dec(zi_log->zoned_cap); 3328 if (tmpvar & ATA_ZDI_CAP_VALID) { 3329 if (tmpvar & ATA_ZDI_CAP_URSWRZ) 3330 softc->zone_flags |= 3331 ADA_ZONE_FLAG_URSWRZ; 3332 else 3333 softc->zone_flags &= 3334 ~ADA_ZONE_FLAG_URSWRZ; 3335 } 3336 tmpvar = le64dec(zi_log->optimal_seq_zones); 3337 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) { 3338 softc->zone_flags |= 3339 ADA_ZONE_FLAG_OPT_SEQ_SET; 3340 softc->optimal_seq_zones = (tmpvar & 3341 ATA_ZDI_OPT_SEQ_MASK); 3342 } else { 3343 softc->zone_flags &= 3344 ~ADA_ZONE_FLAG_OPT_SEQ_SET; 3345 softc->optimal_seq_zones = 0; 3346 } 3347 3348 tmpvar =le64dec(zi_log->optimal_nonseq_zones); 3349 if (tmpvar & ATA_ZDI_OPT_NS_VALID) { 3350 softc->zone_flags |= 3351 ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3352 softc->optimal_nonseq_zones = 3353 (tmpvar & ATA_ZDI_OPT_NS_MASK); 3354 } else { 3355 softc->zone_flags &= 3356 ~ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3357 softc->optimal_nonseq_zones = 0; 3358 } 3359 3360 tmpvar = le64dec(zi_log->max_seq_req_zones); 3361 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) { 3362 softc->zone_flags |= 3363 ADA_ZONE_FLAG_MAX_SEQ_SET; 3364 softc->max_seq_zones = 3365 (tmpvar & ATA_ZDI_MAX_SEQ_MASK); 3366 } else { 3367 softc->zone_flags &= 3368 ~ADA_ZONE_FLAG_MAX_SEQ_SET; 3369 softc->max_seq_zones = 0; 3370 } 3371 } 3372 } else { 3373 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3374 SF_RETRY_UA|SF_NO_PRINT); 3375 if (error == ERESTART) 3376 return; 3377 else if (error != 0) { 3378 softc->flags &= ~ADA_FLAG_CAN_ZONE; 3379 softc->flags &= ~ADA_ZONE_FLAG_SET_MASK; 3380 3381 if ((done_ccb->ccb_h.status & 3382 CAM_DEV_QFRZN) != 0) { 3383 /* Don't wedge this device's queue */ 3384 cam_release_devq(done_ccb->ccb_h.path, 3385 /*relsim_flags*/0, 3386 /*reduction*/0, 3387 /*timeout*/0, 3388 /*getcount_only*/0); 3389 } 3390 } 3391 } 3392 free(ataio->data_ptr, M_ATADA); 3393 3394 adaprobedone(periph, done_ccb); 3395 return; 3396 } 3397 case ADA_CCB_DUMP: 3398 /* No-op. We're polling */ 3399 return; 3400 default: 3401 break; 3402 } 3403 xpt_release_ccb(done_ccb); 3404 } 3405 3406 static int 3407 adaerror(union ccb *ccb, uint32_t cam_flags, uint32_t sense_flags) 3408 { 3409 #ifdef CAM_IO_STATS 3410 struct ada_softc *softc; 3411 struct cam_periph *periph; 3412 3413 periph = xpt_path_periph(ccb->ccb_h.path); 3414 softc = (struct ada_softc *)periph->softc; 3415 3416 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 3417 case CAM_CMD_TIMEOUT: 3418 softc->timeouts++; 3419 break; 3420 case CAM_REQ_ABORTED: 3421 case CAM_REQ_CMP_ERR: 3422 case CAM_REQ_TERMIO: 3423 case CAM_UNREC_HBA_ERROR: 3424 case CAM_DATA_RUN_ERR: 3425 case CAM_ATA_STATUS_ERROR: 3426 softc->errors++; 3427 break; 3428 default: 3429 break; 3430 } 3431 #endif 3432 3433 return(cam_periph_error(ccb, cam_flags, sense_flags)); 3434 } 3435 3436 static void 3437 adasetgeom(struct ada_softc *softc, struct ccb_getdev *cgd) 3438 { 3439 struct disk_params *dp = &softc->params; 3440 uint64_t lbasize48; 3441 uint32_t lbasize; 3442 u_int maxio, d_flags; 3443 size_t tmpsize; 3444 3445 dp->secsize = ata_logical_sector_size(&cgd->ident_data); 3446 if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 3447 cgd->ident_data.current_heads != 0 && 3448 cgd->ident_data.current_sectors != 0) { 3449 dp->heads = cgd->ident_data.current_heads; 3450 dp->secs_per_track = cgd->ident_data.current_sectors; 3451 dp->cylinders = cgd->ident_data.cylinders; 3452 dp->sectors = (uint32_t)cgd->ident_data.current_size_1 | 3453 ((uint32_t)cgd->ident_data.current_size_2 << 16); 3454 } else { 3455 dp->heads = cgd->ident_data.heads; 3456 dp->secs_per_track = cgd->ident_data.sectors; 3457 dp->cylinders = cgd->ident_data.cylinders; 3458 dp->sectors = cgd->ident_data.cylinders * 3459 (uint32_t)(dp->heads * dp->secs_per_track); 3460 } 3461 lbasize = (uint32_t)cgd->ident_data.lba_size_1 | 3462 ((uint32_t)cgd->ident_data.lba_size_2 << 16); 3463 3464 /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 3465 if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 3466 dp->sectors = lbasize; 3467 3468 /* use the 48bit LBA size if valid */ 3469 lbasize48 = ((uint64_t)cgd->ident_data.lba_size48_1) | 3470 ((uint64_t)cgd->ident_data.lba_size48_2 << 16) | 3471 ((uint64_t)cgd->ident_data.lba_size48_3 << 32) | 3472 ((uint64_t)cgd->ident_data.lba_size48_4 << 48); 3473 if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 3474 lbasize48 > ATA_MAX_28BIT_LBA) 3475 dp->sectors = lbasize48; 3476 3477 maxio = softc->cpi.maxio; /* Honor max I/O size of SIM */ 3478 if (maxio == 0) 3479 maxio = DFLTPHYS; /* traditional default */ 3480 else if (maxio > maxphys) 3481 maxio = maxphys; /* for safety */ 3482 if (softc->flags & ADA_FLAG_CAN_48BIT) 3483 maxio = min(maxio, 65536 * softc->params.secsize); 3484 else /* 28bit ATA command limit */ 3485 maxio = min(maxio, 256 * softc->params.secsize); 3486 if (softc->quirks & ADA_Q_128KB) 3487 maxio = min(maxio, 128 * 1024); 3488 softc->disk->d_maxsize = maxio; 3489 d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE; 3490 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) 3491 d_flags |= DISKFLAG_CANFLUSHCACHE; 3492 if (softc->flags & ADA_FLAG_CAN_TRIM) { 3493 d_flags |= DISKFLAG_CANDELETE; 3494 softc->disk->d_delmaxsize = softc->params.secsize * 3495 ATA_DSM_RANGE_MAX * softc->trim_max_ranges; 3496 } else if ((softc->flags & ADA_FLAG_CAN_CFA) && 3497 !(softc->flags & ADA_FLAG_CAN_48BIT)) { 3498 d_flags |= DISKFLAG_CANDELETE; 3499 softc->disk->d_delmaxsize = 256 * softc->params.secsize; 3500 } else 3501 softc->disk->d_delmaxsize = maxio; 3502 if ((softc->cpi.hba_misc & PIM_UNMAPPED) != 0) { 3503 d_flags |= DISKFLAG_UNMAPPED_BIO; 3504 softc->flags |= ADA_FLAG_UNMAPPEDIO; 3505 } 3506 softc->disk->d_flags = d_flags; 3507 3508 /* 3509 * ata_param_fixup will strip trailing padding spaces and add a NUL, 3510 * but if the field has no padding (as is common for serial numbers) 3511 * there will still be no NUL terminator. We cannot use strlcpy, since 3512 * it keeps reading src until it finds a NUL in order to compute the 3513 * return value (and will truncate the final character due to having a 3514 * single dsize rather than separate ssize and dsize), and strncpy does 3515 * not add a NUL to the destination if it reaches the character limit. 3516 */ 3517 tmpsize = MIN(sizeof(softc->disk->d_descr) - 1, 3518 sizeof(cgd->ident_data.model)); 3519 memcpy(softc->disk->d_descr, cgd->ident_data.model, tmpsize); 3520 softc->disk->d_descr[tmpsize] = '\0'; 3521 3522 tmpsize = MIN(sizeof(softc->disk->d_ident) - 1, 3523 sizeof(cgd->ident_data.serial)); 3524 memcpy(softc->disk->d_ident, cgd->ident_data.serial, tmpsize); 3525 softc->disk->d_ident[tmpsize] = '\0'; 3526 3527 softc->disk->d_sectorsize = softc->params.secsize; 3528 softc->disk->d_mediasize = (off_t)softc->params.sectors * 3529 softc->params.secsize; 3530 if (ata_physical_sector_size(&cgd->ident_data) != 3531 softc->params.secsize) { 3532 softc->disk->d_stripesize = 3533 ata_physical_sector_size(&cgd->ident_data); 3534 softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 3535 ata_logical_sector_offset(&cgd->ident_data)) % 3536 softc->disk->d_stripesize; 3537 } else if (softc->quirks & ADA_Q_4K) { 3538 softc->disk->d_stripesize = 4096; 3539 softc->disk->d_stripeoffset = 0; 3540 } 3541 softc->disk->d_fwsectors = softc->params.secs_per_track; 3542 softc->disk->d_fwheads = softc->params.heads; 3543 softc->disk->d_rotation_rate = cgd->ident_data.media_rotation_rate; 3544 snprintf(softc->disk->d_attachment, sizeof(softc->disk->d_attachment), 3545 "%s%d", softc->cpi.dev_name, softc->cpi.unit_number); 3546 } 3547 3548 static void 3549 adasendorderedtag(void *arg) 3550 { 3551 struct ada_softc *softc = arg; 3552 3553 if (ada_send_ordered) { 3554 if (softc->outstanding_cmds > 0) { 3555 if ((softc->flags & ADA_FLAG_WAS_OTAG) == 0) 3556 softc->flags |= ADA_FLAG_NEED_OTAG; 3557 softc->flags &= ~ADA_FLAG_WAS_OTAG; 3558 } 3559 } 3560 3561 /* Queue us up again */ 3562 callout_schedule_sbt(&softc->sendordered_c, 3563 SBT_1S / ADA_ORDEREDTAG_INTERVAL * ada_default_timeout, 0, 3564 C_PREL(1)); 3565 } 3566 3567 /* 3568 * Step through all ADA peripheral drivers, and if the device is still open, 3569 * sync the disk cache to physical media. 3570 */ 3571 static void 3572 adaflush(void) 3573 { 3574 struct cam_periph *periph; 3575 struct ada_softc *softc; 3576 union ccb *ccb; 3577 int error; 3578 3579 CAM_PERIPH_FOREACH(periph, &adadriver) { 3580 softc = (struct ada_softc *)periph->softc; 3581 if (SCHEDULER_STOPPED()) { 3582 /* If we panicked with the lock held, do not recurse. */ 3583 if (!cam_periph_owned(periph) && 3584 (softc->flags & ADA_FLAG_OPEN)) { 3585 adadump(softc->disk, NULL, 0, 0); 3586 } 3587 continue; 3588 } 3589 cam_periph_lock(periph); 3590 /* 3591 * We only sync the cache if the drive is still open, and 3592 * if the drive is capable of it.. 3593 */ 3594 if (((softc->flags & ADA_FLAG_OPEN) == 0) || 3595 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 3596 cam_periph_unlock(periph); 3597 continue; 3598 } 3599 3600 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3601 cam_fill_ataio(&ccb->ataio, 3602 0, 3603 NULL, 3604 CAM_DIR_NONE, 3605 0, 3606 NULL, 3607 0, 3608 ada_default_timeout*1000); 3609 if (softc->flags & ADA_FLAG_CAN_48BIT) 3610 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 3611 else 3612 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 3613 3614 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3615 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3616 softc->disk->d_devstat); 3617 if (error != 0) 3618 xpt_print(periph->path, "Synchronize cache failed\n"); 3619 xpt_release_ccb(ccb); 3620 cam_periph_unlock(periph); 3621 } 3622 } 3623 3624 static void 3625 adaspindown(uint8_t cmd, int flags) 3626 { 3627 struct cam_periph *periph; 3628 struct ada_softc *softc; 3629 struct ccb_ataio local_ccb; 3630 int error; 3631 int mode; 3632 3633 CAM_PERIPH_FOREACH(periph, &adadriver) { 3634 /* If we panicked with lock held - not recurse here. */ 3635 if (cam_periph_owned(periph)) 3636 continue; 3637 cam_periph_lock(periph); 3638 softc = (struct ada_softc *)periph->softc; 3639 /* 3640 * We only spin-down the drive if it is capable of it.. 3641 */ 3642 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3643 cam_periph_unlock(periph); 3644 continue; 3645 } 3646 3647 /* 3648 * Additionally check if we would spin up the drive instead of 3649 * spinning it down. 3650 */ 3651 if (cmd == ATA_IDLE_IMMEDIATE) { 3652 memset(&local_ccb, 0, sizeof(local_ccb)); 3653 xpt_setup_ccb(&local_ccb.ccb_h, periph->path, 3654 CAM_PRIORITY_NORMAL); 3655 local_ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 3656 3657 cam_fill_ataio(&local_ccb, 0, NULL, CAM_DIR_NONE, 3658 0, NULL, 0, ada_default_timeout * 1000); 3659 ata_28bit_cmd(&local_ccb, ATA_CHECK_POWER_MODE, 3660 0, 0, 0); 3661 local_ccb.cmd.flags |= CAM_ATAIO_NEEDRESULT; 3662 3663 error = cam_periph_runccb((union ccb *)&local_ccb, 3664 adaerror, /*cam_flags*/0, 3665 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3666 softc->disk->d_devstat); 3667 if (error != 0) { 3668 xpt_print(periph->path, 3669 "Failed to read current power mode\n"); 3670 } else { 3671 mode = local_ccb.res.sector_count; 3672 #ifdef DIAGNOSTIC 3673 if (bootverbose) { 3674 xpt_print(periph->path, 3675 "disk power mode 0x%02x\n", mode); 3676 } 3677 #endif 3678 switch (mode) { 3679 case ATA_PM_STANDBY: 3680 case ATA_PM_STANDBY_Y: 3681 if (bootverbose) { 3682 xpt_print(periph->path, 3683 "already spun down\n"); 3684 } 3685 cam_periph_unlock(periph); 3686 continue; 3687 default: 3688 break; 3689 } 3690 } 3691 } 3692 3693 if (bootverbose) 3694 xpt_print(periph->path, "spin-down\n"); 3695 3696 memset(&local_ccb, 0, sizeof(local_ccb)); 3697 xpt_setup_ccb(&local_ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3698 local_ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 3699 3700 cam_fill_ataio(&local_ccb, 3701 0, 3702 NULL, 3703 CAM_DIR_NONE | flags, 3704 0, 3705 NULL, 3706 0, 3707 ada_default_timeout*1000); 3708 ata_28bit_cmd(&local_ccb, cmd, 0, 0, 0); 3709 error = cam_periph_runccb((union ccb *)&local_ccb, adaerror, 3710 /*cam_flags*/0, /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3711 softc->disk->d_devstat); 3712 if (error != 0) 3713 xpt_print(periph->path, "Spin-down disk failed\n"); 3714 cam_periph_unlock(periph); 3715 } 3716 } 3717 3718 static void 3719 adashutdown(void *arg, int howto) 3720 { 3721 int how; 3722 3723 if ((howto & RB_NOSYNC) != 0) 3724 return; 3725 3726 adaflush(); 3727 3728 /* 3729 * STANDBY IMMEDIATE saves any volatile data to the drive. It also spins 3730 * down hard drives. IDLE IMMEDIATE also saves the volatile data without 3731 * a spindown. We send the former when we expect to lose power soon. For 3732 * a warm boot, we send the latter to avoid a thundering herd of spinups 3733 * just after the kernel loads while probing. We have to do something to 3734 * flush the data because the BIOS in many systems resets the HBA 3735 * causing a COMINIT/COMRESET negotiation, which some drives interpret 3736 * as license to toss the volatile data, and others count as unclean 3737 * shutdown when in the Active PM state in SMART attributes. 3738 * 3739 * adaspindown will ensure that we don't send this to a drive that 3740 * doesn't support it. 3741 */ 3742 if (ada_spindown_shutdown != 0) { 3743 how = (howto & (RB_HALT | RB_POWEROFF | RB_POWERCYCLE)) ? 3744 ATA_STANDBY_IMMEDIATE : ATA_IDLE_IMMEDIATE; 3745 adaspindown(how, 0); 3746 } 3747 } 3748 3749 static void 3750 adasuspend(void *arg) 3751 { 3752 3753 adaflush(); 3754 /* 3755 * SLEEP also fushes any volatile data, like STANDBY IMEDIATE, 3756 * so we don't need to send it as well. 3757 */ 3758 if (ada_spindown_suspend != 0) 3759 adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 3760 } 3761 3762 static void 3763 adaresume(void *arg) 3764 { 3765 struct cam_periph *periph; 3766 struct ada_softc *softc; 3767 3768 if (ada_spindown_suspend == 0) 3769 return; 3770 3771 CAM_PERIPH_FOREACH(periph, &adadriver) { 3772 cam_periph_lock(periph); 3773 softc = (struct ada_softc *)periph->softc; 3774 /* 3775 * We only spin-down the drive if it is capable of it.. 3776 */ 3777 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3778 cam_periph_unlock(periph); 3779 continue; 3780 } 3781 3782 if (bootverbose) 3783 xpt_print(periph->path, "resume\n"); 3784 3785 /* 3786 * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 3787 * sleep request. 3788 */ 3789 cam_release_devq(periph->path, 3790 /*relsim_flags*/0, 3791 /*openings*/0, 3792 /*timeout*/0, 3793 /*getcount_only*/0); 3794 3795 cam_periph_unlock(periph); 3796 } 3797 } 3798 3799 #endif /* _KERNEL */ 3800