1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer, 12 * without modification, immediately at the beginning of the file. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __FBSDID("$FreeBSD$"); 31 32 #include "opt_ada.h" 33 34 #include <sys/param.h> 35 36 #ifdef _KERNEL 37 #include <sys/systm.h> 38 #include <sys/kernel.h> 39 #include <sys/bio.h> 40 #include <sys/sysctl.h> 41 #include <sys/taskqueue.h> 42 #include <sys/lock.h> 43 #include <sys/mutex.h> 44 #include <sys/conf.h> 45 #include <sys/devicestat.h> 46 #include <sys/eventhandler.h> 47 #include <sys/malloc.h> 48 #include <sys/endian.h> 49 #include <sys/cons.h> 50 #include <sys/proc.h> 51 #include <sys/reboot.h> 52 #include <sys/sbuf.h> 53 #include <geom/geom.h> 54 #include <geom/geom_disk.h> 55 #endif /* _KERNEL */ 56 57 #ifndef _KERNEL 58 #include <stdio.h> 59 #include <string.h> 60 #endif /* _KERNEL */ 61 62 #include <cam/cam.h> 63 #include <cam/cam_ccb.h> 64 #include <cam/cam_periph.h> 65 #include <cam/cam_xpt_periph.h> 66 #include <cam/scsi/scsi_all.h> 67 #include <cam/scsi/scsi_da.h> 68 #include <cam/cam_sim.h> 69 #include <cam/cam_iosched.h> 70 71 #include <cam/ata/ata_all.h> 72 73 #ifdef _KERNEL 74 75 #define ATA_MAX_28BIT_LBA 268435455UL 76 77 extern int iosched_debug; 78 79 typedef enum { 80 ADA_STATE_RAHEAD, 81 ADA_STATE_WCACHE, 82 ADA_STATE_LOGDIR, 83 ADA_STATE_IDDIR, 84 ADA_STATE_SUP_CAP, 85 ADA_STATE_ZONE, 86 ADA_STATE_NORMAL 87 } ada_state; 88 89 typedef enum { 90 ADA_FLAG_CAN_48BIT = 0x00000002, 91 ADA_FLAG_CAN_FLUSHCACHE = 0x00000004, 92 ADA_FLAG_CAN_NCQ = 0x00000008, 93 ADA_FLAG_CAN_DMA = 0x00000010, 94 ADA_FLAG_NEED_OTAG = 0x00000020, 95 ADA_FLAG_WAS_OTAG = 0x00000040, 96 ADA_FLAG_CAN_TRIM = 0x00000080, 97 ADA_FLAG_OPEN = 0x00000100, 98 ADA_FLAG_SCTX_INIT = 0x00000200, 99 ADA_FLAG_CAN_CFA = 0x00000400, 100 ADA_FLAG_CAN_POWERMGT = 0x00000800, 101 ADA_FLAG_CAN_DMA48 = 0x00001000, 102 ADA_FLAG_CAN_LOG = 0x00002000, 103 ADA_FLAG_CAN_IDLOG = 0x00004000, 104 ADA_FLAG_CAN_SUPCAP = 0x00008000, 105 ADA_FLAG_CAN_ZONE = 0x00010000, 106 ADA_FLAG_CAN_WCACHE = 0x00020000, 107 ADA_FLAG_CAN_RAHEAD = 0x00040000, 108 ADA_FLAG_PROBED = 0x00080000, 109 ADA_FLAG_ANNOUNCED = 0x00100000, 110 ADA_FLAG_DIRTY = 0x00200000, 111 ADA_FLAG_CAN_NCQ_TRIM = 0x00400000, /* CAN_TRIM also set */ 112 ADA_FLAG_PIM_ATA_EXT = 0x00800000, 113 ADA_FLAG_UNMAPPEDIO = 0x01000000, 114 ADA_FLAG_ROTATING = 0x02000000 115 } ada_flags; 116 #define ADA_FLAG_STRING \ 117 "\020" \ 118 "\002CAN_48BIT" \ 119 "\003CAN_FLUSHCACHE" \ 120 "\004CAN_NCQ" \ 121 "\005CAN_DMA" \ 122 "\006NEED_OTAG" \ 123 "\007WAS_OTAG" \ 124 "\010CAN_TRIM" \ 125 "\011OPEN" \ 126 "\012SCTX_INIT" \ 127 "\013CAN_CFA" \ 128 "\014CAN_POWERMGT" \ 129 "\015CAN_DMA48" \ 130 "\016CAN_LOG" \ 131 "\017CAN_IDLOG" \ 132 "\020CAN_SUPCAP" \ 133 "\021CAN_ZONE" \ 134 "\022CAN_WCACHE" \ 135 "\023CAN_RAHEAD" \ 136 "\024PROBED" \ 137 "\025ANNOUNCED" \ 138 "\026DIRTY" \ 139 "\027CAN_NCQ_TRIM" \ 140 "\030PIM_ATA_EXT" \ 141 "\031UNMAPPEDIO" \ 142 "\032ROTATING" 143 144 typedef enum { 145 ADA_Q_NONE = 0x00, 146 ADA_Q_4K = 0x01, 147 ADA_Q_NCQ_TRIM_BROKEN = 0x02, 148 ADA_Q_LOG_BROKEN = 0x04, 149 ADA_Q_SMR_DM = 0x08, 150 ADA_Q_NO_TRIM = 0x10, 151 ADA_Q_128KB = 0x20 152 } ada_quirks; 153 154 #define ADA_Q_BIT_STRING \ 155 "\020" \ 156 "\0014K" \ 157 "\002NCQ_TRIM_BROKEN" \ 158 "\003LOG_BROKEN" \ 159 "\004SMR_DM" \ 160 "\005NO_TRIM" \ 161 "\006128KB" 162 163 typedef enum { 164 ADA_CCB_RAHEAD = 0x01, 165 ADA_CCB_WCACHE = 0x02, 166 ADA_CCB_BUFFER_IO = 0x03, 167 ADA_CCB_DUMP = 0x05, 168 ADA_CCB_TRIM = 0x06, 169 ADA_CCB_LOGDIR = 0x07, 170 ADA_CCB_IDDIR = 0x08, 171 ADA_CCB_SUP_CAP = 0x09, 172 ADA_CCB_ZONE = 0x0a, 173 ADA_CCB_TYPE_MASK = 0x0F, 174 } ada_ccb_state; 175 176 typedef enum { 177 ADA_ZONE_NONE = 0x00, 178 ADA_ZONE_DRIVE_MANAGED = 0x01, 179 ADA_ZONE_HOST_AWARE = 0x02, 180 ADA_ZONE_HOST_MANAGED = 0x03 181 } ada_zone_mode; 182 183 typedef enum { 184 ADA_ZONE_FLAG_RZ_SUP = 0x0001, 185 ADA_ZONE_FLAG_OPEN_SUP = 0x0002, 186 ADA_ZONE_FLAG_CLOSE_SUP = 0x0004, 187 ADA_ZONE_FLAG_FINISH_SUP = 0x0008, 188 ADA_ZONE_FLAG_RWP_SUP = 0x0010, 189 ADA_ZONE_FLAG_SUP_MASK = (ADA_ZONE_FLAG_RZ_SUP | 190 ADA_ZONE_FLAG_OPEN_SUP | 191 ADA_ZONE_FLAG_CLOSE_SUP | 192 ADA_ZONE_FLAG_FINISH_SUP | 193 ADA_ZONE_FLAG_RWP_SUP), 194 ADA_ZONE_FLAG_URSWRZ = 0x0020, 195 ADA_ZONE_FLAG_OPT_SEQ_SET = 0x0040, 196 ADA_ZONE_FLAG_OPT_NONSEQ_SET = 0x0080, 197 ADA_ZONE_FLAG_MAX_SEQ_SET = 0x0100, 198 ADA_ZONE_FLAG_SET_MASK = (ADA_ZONE_FLAG_OPT_SEQ_SET | 199 ADA_ZONE_FLAG_OPT_NONSEQ_SET | 200 ADA_ZONE_FLAG_MAX_SEQ_SET) 201 } ada_zone_flags; 202 203 static struct ada_zone_desc { 204 ada_zone_flags value; 205 const char *desc; 206 } ada_zone_desc_table[] = { 207 {ADA_ZONE_FLAG_RZ_SUP, "Report Zones" }, 208 {ADA_ZONE_FLAG_OPEN_SUP, "Open" }, 209 {ADA_ZONE_FLAG_CLOSE_SUP, "Close" }, 210 {ADA_ZONE_FLAG_FINISH_SUP, "Finish" }, 211 {ADA_ZONE_FLAG_RWP_SUP, "Reset Write Pointer" }, 212 }; 213 214 215 /* Offsets into our private area for storing information */ 216 #define ccb_state ppriv_field0 217 #define ccb_bp ppriv_ptr1 218 219 typedef enum { 220 ADA_DELETE_NONE, 221 ADA_DELETE_DISABLE, 222 ADA_DELETE_CFA_ERASE, 223 ADA_DELETE_DSM_TRIM, 224 ADA_DELETE_NCQ_DSM_TRIM, 225 ADA_DELETE_MIN = ADA_DELETE_CFA_ERASE, 226 ADA_DELETE_MAX = ADA_DELETE_NCQ_DSM_TRIM, 227 } ada_delete_methods; 228 229 static const char *ada_delete_method_names[] = 230 { "NONE", "DISABLE", "CFA_ERASE", "DSM_TRIM", "NCQ_DSM_TRIM" }; 231 #if 0 232 static const char *ada_delete_method_desc[] = 233 { "NONE", "DISABLED", "CFA Erase", "DSM Trim", "DSM Trim via NCQ" }; 234 #endif 235 236 struct disk_params { 237 u_int8_t heads; 238 u_int8_t secs_per_track; 239 u_int32_t cylinders; 240 u_int32_t secsize; /* Number of bytes/logical sector */ 241 u_int64_t sectors; /* Total number sectors */ 242 }; 243 244 #define TRIM_MAX_BLOCKS 8 245 #define TRIM_MAX_RANGES (TRIM_MAX_BLOCKS * ATA_DSM_BLK_RANGES) 246 struct trim_request { 247 uint8_t data[TRIM_MAX_RANGES * ATA_DSM_RANGE_SIZE]; 248 TAILQ_HEAD(, bio) bps; 249 }; 250 251 struct ada_softc { 252 struct cam_iosched_softc *cam_iosched; 253 int outstanding_cmds; /* Number of active commands */ 254 int refcount; /* Active xpt_action() calls */ 255 ada_state state; 256 ada_flags flags; 257 ada_zone_mode zone_mode; 258 ada_zone_flags zone_flags; 259 struct ata_gp_log_dir ata_logdir; 260 int valid_logdir_len; 261 struct ata_identify_log_pages ata_iddir; 262 int valid_iddir_len; 263 uint64_t optimal_seq_zones; 264 uint64_t optimal_nonseq_zones; 265 uint64_t max_seq_zones; 266 ada_quirks quirks; 267 ada_delete_methods delete_method; 268 int trim_max_ranges; 269 int read_ahead; 270 int write_cache; 271 #ifdef CAM_TEST_FAILURE 272 int force_read_error; 273 int force_write_error; 274 int periodic_read_error; 275 int periodic_read_count; 276 #endif 277 struct ccb_pathinq cpi; 278 struct disk_params params; 279 struct disk *disk; 280 struct task sysctl_task; 281 struct sysctl_ctx_list sysctl_ctx; 282 struct sysctl_oid *sysctl_tree; 283 struct callout sendordered_c; 284 struct trim_request trim_req; 285 uint64_t trim_count; 286 uint64_t trim_ranges; 287 uint64_t trim_lbas; 288 #ifdef CAM_IO_STATS 289 struct sysctl_ctx_list sysctl_stats_ctx; 290 struct sysctl_oid *sysctl_stats_tree; 291 u_int timeouts; 292 u_int errors; 293 u_int invalidations; 294 #endif 295 #define ADA_ANNOUNCETMP_SZ 80 296 char announce_temp[ADA_ANNOUNCETMP_SZ]; 297 #define ADA_ANNOUNCE_SZ 400 298 char announce_buffer[ADA_ANNOUNCE_SZ]; 299 }; 300 301 struct ada_quirk_entry { 302 struct scsi_inquiry_pattern inq_pat; 303 ada_quirks quirks; 304 }; 305 306 static struct ada_quirk_entry ada_quirk_table[] = 307 { 308 { 309 /* Sandisk X400 */ 310 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SanDisk?SD8SB8U1T00*", "X4162000*" }, 311 /*quirks*/ADA_Q_128KB 312 }, 313 { 314 /* Hitachi Advanced Format (4k) drives */ 315 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Hitachi H??????????E3*", "*" }, 316 /*quirks*/ADA_Q_4K 317 }, 318 { 319 /* Samsung Advanced Format (4k) drives */ 320 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD155UI*", "*" }, 321 /*quirks*/ADA_Q_4K 322 }, 323 { 324 /* Samsung Advanced Format (4k) drives */ 325 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD204UI*", "*" }, 326 /*quirks*/ADA_Q_4K 327 }, 328 { 329 /* Seagate Barracuda Green Advanced Format (4k) drives */ 330 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DL*", "*" }, 331 /*quirks*/ADA_Q_4K 332 }, 333 { 334 /* Seagate Barracuda Advanced Format (4k) drives */ 335 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???DM*", "*" }, 336 /*quirks*/ADA_Q_4K 337 }, 338 { 339 /* Seagate Barracuda Advanced Format (4k) drives */ 340 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DM*", "*" }, 341 /*quirks*/ADA_Q_4K 342 }, 343 { 344 /* Seagate Momentus Advanced Format (4k) drives */ 345 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500423AS*", "*" }, 346 /*quirks*/ADA_Q_4K 347 }, 348 { 349 /* Seagate Momentus Advanced Format (4k) drives */ 350 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500424AS*", "*" }, 351 /*quirks*/ADA_Q_4K 352 }, 353 { 354 /* Seagate Momentus Advanced Format (4k) drives */ 355 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640423AS*", "*" }, 356 /*quirks*/ADA_Q_4K 357 }, 358 { 359 /* Seagate Momentus Advanced Format (4k) drives */ 360 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640424AS*", "*" }, 361 /*quirks*/ADA_Q_4K 362 }, 363 { 364 /* Seagate Momentus Advanced Format (4k) drives */ 365 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750420AS*", "*" }, 366 /*quirks*/ADA_Q_4K 367 }, 368 { 369 /* Seagate Momentus Advanced Format (4k) drives */ 370 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750422AS*", "*" }, 371 /*quirks*/ADA_Q_4K 372 }, 373 { 374 /* Seagate Momentus Advanced Format (4k) drives */ 375 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750423AS*", "*" }, 376 /*quirks*/ADA_Q_4K 377 }, 378 { 379 /* Seagate Momentus Thin Advanced Format (4k) drives */ 380 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???LT*", "*" }, 381 /*quirks*/ADA_Q_4K 382 }, 383 { 384 /* WDC Caviar Red Advanced Format (4k) drives */ 385 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????CX*", "*" }, 386 /*quirks*/ADA_Q_4K 387 }, 388 { 389 /* WDC Caviar Green Advanced Format (4k) drives */ 390 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RS*", "*" }, 391 /*quirks*/ADA_Q_4K 392 }, 393 { 394 /* WDC Caviar Green/Red Advanced Format (4k) drives */ 395 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RX*", "*" }, 396 /*quirks*/ADA_Q_4K 397 }, 398 { 399 /* WDC Caviar Red Advanced Format (4k) drives */ 400 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????CX*", "*" }, 401 /*quirks*/ADA_Q_4K 402 }, 403 { 404 /* WDC Caviar Black Advanced Format (4k) drives */ 405 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????AZEX*", "*" }, 406 /*quirks*/ADA_Q_4K 407 }, 408 { 409 /* WDC Caviar Black Advanced Format (4k) drives */ 410 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????FZEX*", "*" }, 411 /*quirks*/ADA_Q_4K 412 }, 413 { 414 /* WDC Caviar Green Advanced Format (4k) drives */ 415 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RS*", "*" }, 416 /*quirks*/ADA_Q_4K 417 }, 418 { 419 /* WDC Caviar Green Advanced Format (4k) drives */ 420 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RX*", "*" }, 421 /*quirks*/ADA_Q_4K 422 }, 423 { 424 /* WDC Scorpio Black Advanced Format (4k) drives */ 425 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PKT*", "*" }, 426 /*quirks*/ADA_Q_4K 427 }, 428 { 429 /* WDC Scorpio Black Advanced Format (4k) drives */ 430 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PKT*", "*" }, 431 /*quirks*/ADA_Q_4K 432 }, 433 { 434 /* WDC Scorpio Blue Advanced Format (4k) drives */ 435 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PVT*", "*" }, 436 /*quirks*/ADA_Q_4K 437 }, 438 { 439 /* WDC Scorpio Blue Advanced Format (4k) drives */ 440 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PVT*", "*" }, 441 /*quirks*/ADA_Q_4K 442 }, 443 /* SSDs */ 444 { 445 /* 446 * Corsair Force 2 SSDs 447 * 4k optimised & trim only works in 4k requests + 4k aligned 448 */ 449 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair CSSD-F*", "*" }, 450 /*quirks*/ADA_Q_4K 451 }, 452 { 453 /* 454 * Corsair Force 3 SSDs 455 * 4k optimised & trim only works in 4k requests + 4k aligned 456 */ 457 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force 3*", "*" }, 458 /*quirks*/ADA_Q_4K 459 }, 460 { 461 /* 462 * Corsair Neutron GTX SSDs 463 * 4k optimised & trim only works in 4k requests + 4k aligned 464 */ 465 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 466 /*quirks*/ADA_Q_4K 467 }, 468 { 469 /* 470 * Corsair Force GT & GS SSDs 471 * 4k optimised & trim only works in 4k requests + 4k aligned 472 */ 473 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force G*", "*" }, 474 /*quirks*/ADA_Q_4K 475 }, 476 { 477 /* 478 * Crucial M4 SSDs 479 * 4k optimised & trim only works in 4k requests + 4k aligned 480 */ 481 { T_DIRECT, SIP_MEDIA_FIXED, "*", "M4-CT???M4SSD2*", "*" }, 482 /*quirks*/ADA_Q_4K 483 }, 484 { 485 /* 486 * Crucial M500 SSDs MU07 firmware 487 * NCQ Trim works 488 */ 489 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "MU07" }, 490 /*quirks*/0 491 }, 492 { 493 /* 494 * Crucial M500 SSDs all other firmware 495 * NCQ Trim doesn't work 496 */ 497 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "*" }, 498 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 499 }, 500 { 501 /* 502 * Crucial M550 SSDs 503 * NCQ Trim doesn't work, but only on MU01 firmware 504 */ 505 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M550*", "MU01" }, 506 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 507 }, 508 { 509 /* 510 * Crucial MX100 SSDs 511 * NCQ Trim doesn't work, but only on MU01 firmware 512 */ 513 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*MX100*", "MU01" }, 514 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 515 }, 516 { 517 /* 518 * Crucial RealSSD C300 SSDs 519 * 4k optimised 520 */ 521 { T_DIRECT, SIP_MEDIA_FIXED, "*", "C300-CTFDDAC???MAG*", 522 "*" }, /*quirks*/ADA_Q_4K 523 }, 524 { 525 /* 526 * FCCT M500 SSDs 527 * NCQ Trim doesn't work 528 */ 529 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FCCT*M500*", "*" }, 530 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 531 }, 532 { 533 /* 534 * Intel 320 Series SSDs 535 * 4k optimised & trim only works in 4k requests + 4k aligned 536 */ 537 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2CW*", "*" }, 538 /*quirks*/ADA_Q_4K 539 }, 540 { 541 /* 542 * Intel 330 Series SSDs 543 * 4k optimised & trim only works in 4k requests + 4k aligned 544 */ 545 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2CT*", "*" }, 546 /*quirks*/ADA_Q_4K 547 }, 548 { 549 /* 550 * Intel 510 Series SSDs 551 * 4k optimised & trim only works in 4k requests + 4k aligned 552 */ 553 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2MH*", "*" }, 554 /*quirks*/ADA_Q_4K 555 }, 556 { 557 /* 558 * Intel 520 Series SSDs 559 * 4k optimised & trim only works in 4k requests + 4k aligned 560 */ 561 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BW*", "*" }, 562 /*quirks*/ADA_Q_4K 563 }, 564 { 565 /* 566 * Intel S3610 Series SSDs 567 * 4k optimised & trim only works in 4k requests + 4k aligned 568 */ 569 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BX*", "*" }, 570 /*quirks*/ADA_Q_4K 571 }, 572 { 573 /* 574 * Intel X25-M Series SSDs 575 * 4k optimised & trim only works in 4k requests + 4k aligned 576 */ 577 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2M*", "*" }, 578 /*quirks*/ADA_Q_4K 579 }, 580 { 581 /* 582 * KingDian S200 60GB P0921B 583 * Trimming crash the SSD 584 */ 585 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KingDian S200 *", "*" }, 586 /*quirks*/ADA_Q_NO_TRIM 587 }, 588 { 589 /* 590 * Kingston E100 Series SSDs 591 * 4k optimised & trim only works in 4k requests + 4k aligned 592 */ 593 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SE100S3*", "*" }, 594 /*quirks*/ADA_Q_4K 595 }, 596 { 597 /* 598 * Kingston HyperX 3k SSDs 599 * 4k optimised & trim only works in 4k requests + 4k aligned 600 */ 601 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SH103S3*", "*" }, 602 /*quirks*/ADA_Q_4K 603 }, 604 { 605 /* 606 * Marvell SSDs (entry taken from OpenSolaris) 607 * 4k optimised & trim only works in 4k requests + 4k aligned 608 */ 609 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MARVELL SD88SA02*", "*" }, 610 /*quirks*/ADA_Q_4K 611 }, 612 { 613 /* 614 * Micron M500 SSDs firmware MU07 615 * NCQ Trim works? 616 */ 617 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "MU07" }, 618 /*quirks*/0 619 }, 620 { 621 /* 622 * Micron M500 SSDs all other firmware 623 * NCQ Trim doesn't work 624 */ 625 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "*" }, 626 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 627 }, 628 { 629 /* 630 * Micron M5[15]0 SSDs 631 * NCQ Trim doesn't work, but only MU01 firmware 632 */ 633 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M5[15]0*", "MU01" }, 634 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 635 }, 636 { 637 /* 638 * Micron 5100 SSDs 639 * 4k optimised & trim only works in 4k requests + 4k aligned 640 */ 641 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron 5100 MTFDDAK*", "*" }, 642 /*quirks*/ADA_Q_4K 643 }, 644 { 645 /* 646 * OCZ Agility 2 SSDs 647 * 4k optimised & trim only works in 4k requests + 4k aligned 648 */ 649 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 650 /*quirks*/ADA_Q_4K 651 }, 652 { 653 /* 654 * OCZ Agility 3 SSDs 655 * 4k optimised & trim only works in 4k requests + 4k aligned 656 */ 657 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY3*", "*" }, 658 /*quirks*/ADA_Q_4K 659 }, 660 { 661 /* 662 * OCZ Deneva R Series SSDs 663 * 4k optimised & trim only works in 4k requests + 4k aligned 664 */ 665 { T_DIRECT, SIP_MEDIA_FIXED, "*", "DENRSTE251M45*", "*" }, 666 /*quirks*/ADA_Q_4K 667 }, 668 { 669 /* 670 * OCZ Vertex 2 SSDs (inc pro series) 671 * 4k optimised & trim only works in 4k requests + 4k aligned 672 */ 673 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ?VERTEX2*", "*" }, 674 /*quirks*/ADA_Q_4K 675 }, 676 { 677 /* 678 * OCZ Vertex 3 SSDs 679 * 4k optimised & trim only works in 4k requests + 4k aligned 680 */ 681 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX3*", "*" }, 682 /*quirks*/ADA_Q_4K 683 }, 684 { 685 /* 686 * OCZ Vertex 4 SSDs 687 * 4k optimised & trim only works in 4k requests + 4k aligned 688 */ 689 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX4*", "*" }, 690 /*quirks*/ADA_Q_4K 691 }, 692 { 693 /* 694 * Samsung 750 SSDs 695 * 4k optimised, NCQ TRIM seems to work 696 */ 697 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 750*", "*" }, 698 /*quirks*/ADA_Q_4K 699 }, 700 { 701 /* 702 * Samsung 830 Series SSDs 703 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 704 */ 705 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD 830 Series*", "*" }, 706 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 707 }, 708 { 709 /* 710 * Samsung 840 SSDs 711 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 712 */ 713 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 840*", "*" }, 714 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 715 }, 716 { 717 /* 718 * Samsung 845 SSDs 719 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 720 */ 721 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 845*", "*" }, 722 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 723 }, 724 { 725 /* 726 * Samsung 850 SSDs 727 * 4k optimised, NCQ TRIM broken (normal TRIM fine) 728 */ 729 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 850*", "*" }, 730 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 731 }, 732 { 733 /* 734 * Samsung SM863 Series SSDs (MZ7KM*) 735 * 4k optimised, NCQ believed to be working 736 */ 737 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7KM*", "*" }, 738 /*quirks*/ADA_Q_4K 739 }, 740 { 741 /* 742 * Samsung 843T Series SSDs (MZ7WD*) 743 * Samsung PM851 Series SSDs (MZ7TE*) 744 * Samsung PM853T Series SSDs (MZ7GE*) 745 * 4k optimised, NCQ believed to be broken since these are 746 * appear to be built with the same controllers as the 840/850. 747 */ 748 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7*", "*" }, 749 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 750 }, 751 { 752 /* 753 * Same as for SAMSUNG MZ7* but enable the quirks for SSD 754 * starting with MZ7* too 755 */ 756 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MZ7*", "*" }, 757 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 758 }, 759 { 760 /* 761 * Samsung PM851 Series SSDs Dell OEM 762 * device model "SAMSUNG SSD PM851 mSATA 256GB" 763 * 4k optimised, NCQ broken 764 */ 765 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD PM851*", "*" }, 766 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 767 }, 768 { 769 /* 770 * SuperTalent TeraDrive CT SSDs 771 * 4k optimised & trim only works in 4k requests + 4k aligned 772 */ 773 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FTM??CT25H*", "*" }, 774 /*quirks*/ADA_Q_4K 775 }, 776 { 777 /* 778 * XceedIOPS SATA SSDs 779 * 4k optimised 780 */ 781 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SG9XCS2D*", "*" }, 782 /*quirks*/ADA_Q_4K 783 }, 784 { 785 /* 786 * Samsung drive that doesn't support READ LOG EXT or 787 * READ LOG DMA EXT, despite reporting that it does in 788 * ATA identify data: 789 * SAMSUNG HD200HJ KF100-06 790 */ 791 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD200*", "*" }, 792 /*quirks*/ADA_Q_LOG_BROKEN 793 }, 794 { 795 /* 796 * Samsung drive that doesn't support READ LOG EXT or 797 * READ LOG DMA EXT, despite reporting that it does in 798 * ATA identify data: 799 * SAMSUNG HD501LJ CR100-10 800 */ 801 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD501*", "*" }, 802 /*quirks*/ADA_Q_LOG_BROKEN 803 }, 804 { 805 /* 806 * Seagate Lamarr 8TB Shingled Magnetic Recording (SMR) 807 * Drive Managed SATA hard drive. This drive doesn't report 808 * in firmware that it is a drive managed SMR drive. 809 */ 810 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST8000AS000[23]*", "*" }, 811 /*quirks*/ADA_Q_SMR_DM 812 }, 813 { 814 /* WD Green SSD */ 815 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WDS?????G0*", "*" }, 816 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 817 }, 818 { 819 /* Default */ 820 { 821 T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 822 /*vendor*/"*", /*product*/"*", /*revision*/"*" 823 }, 824 /*quirks*/0 825 }, 826 }; 827 828 static disk_strategy_t adastrategy; 829 static dumper_t adadump; 830 static periph_init_t adainit; 831 static void adadiskgonecb(struct disk *dp); 832 static periph_oninv_t adaoninvalidate; 833 static periph_dtor_t adacleanup; 834 static void adaasync(void *callback_arg, u_int32_t code, 835 struct cam_path *path, void *arg); 836 static int adabitsysctl(SYSCTL_HANDLER_ARGS); 837 static int adaflagssysctl(SYSCTL_HANDLER_ARGS); 838 static int adazonesupsysctl(SYSCTL_HANDLER_ARGS); 839 static int adazonesupsysctl(SYSCTL_HANDLER_ARGS); 840 static void adasysctlinit(void *context, int pending); 841 static int adagetattr(struct bio *bp); 842 static void adasetflags(struct ada_softc *softc, 843 struct ccb_getdev *cgd); 844 static void adasetgeom(struct ada_softc *softc, 845 struct ccb_getdev *cgd); 846 static periph_ctor_t adaregister; 847 static void ada_dsmtrim(struct ada_softc *softc, struct bio *bp, 848 struct ccb_ataio *ataio); 849 static void ada_cfaerase(struct ada_softc *softc, struct bio *bp, 850 struct ccb_ataio *ataio); 851 static int ada_zone_bio_to_ata(int disk_zone_cmd); 852 static int ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, 853 struct bio *bp, int *queue_ccb); 854 static periph_start_t adastart; 855 static void adaprobedone(struct cam_periph *periph, union ccb *ccb); 856 static void adazonedone(struct cam_periph *periph, union ccb *ccb); 857 static void adadone(struct cam_periph *periph, 858 union ccb *done_ccb); 859 static int adaerror(union ccb *ccb, u_int32_t cam_flags, 860 u_int32_t sense_flags); 861 static callout_func_t adasendorderedtag; 862 static void adashutdown(void *arg, int howto); 863 static void adasuspend(void *arg); 864 static void adaresume(void *arg); 865 866 #ifndef ADA_DEFAULT_TIMEOUT 867 #define ADA_DEFAULT_TIMEOUT 30 /* Timeout in seconds */ 868 #endif 869 870 #ifndef ADA_DEFAULT_RETRY 871 #define ADA_DEFAULT_RETRY 4 872 #endif 873 874 #ifndef ADA_DEFAULT_SEND_ORDERED 875 #define ADA_DEFAULT_SEND_ORDERED 1 876 #endif 877 878 #ifndef ADA_DEFAULT_SPINDOWN_SHUTDOWN 879 #define ADA_DEFAULT_SPINDOWN_SHUTDOWN 1 880 #endif 881 882 #ifndef ADA_DEFAULT_SPINDOWN_SUSPEND 883 #define ADA_DEFAULT_SPINDOWN_SUSPEND 1 884 #endif 885 886 #ifndef ADA_DEFAULT_READ_AHEAD 887 #define ADA_DEFAULT_READ_AHEAD 1 888 #endif 889 890 #ifndef ADA_DEFAULT_WRITE_CACHE 891 #define ADA_DEFAULT_WRITE_CACHE 1 892 #endif 893 894 #define ADA_RA (softc->read_ahead >= 0 ? \ 895 softc->read_ahead : ada_read_ahead) 896 #define ADA_WC (softc->write_cache >= 0 ? \ 897 softc->write_cache : ada_write_cache) 898 899 /* 900 * Most platforms map firmware geometry to actual, but some don't. If 901 * not overridden, default to nothing. 902 */ 903 #ifndef ata_disk_firmware_geom_adjust 904 #define ata_disk_firmware_geom_adjust(disk) 905 #endif 906 907 static int ada_retry_count = ADA_DEFAULT_RETRY; 908 static int ada_default_timeout = ADA_DEFAULT_TIMEOUT; 909 static int ada_send_ordered = ADA_DEFAULT_SEND_ORDERED; 910 static int ada_spindown_shutdown = ADA_DEFAULT_SPINDOWN_SHUTDOWN; 911 static int ada_spindown_suspend = ADA_DEFAULT_SPINDOWN_SUSPEND; 912 static int ada_read_ahead = ADA_DEFAULT_READ_AHEAD; 913 static int ada_write_cache = ADA_DEFAULT_WRITE_CACHE; 914 static int ada_enable_biospeedup = 1; 915 916 static SYSCTL_NODE(_kern_cam, OID_AUTO, ada, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 917 "CAM Direct Access Disk driver"); 918 SYSCTL_INT(_kern_cam_ada, OID_AUTO, retry_count, CTLFLAG_RWTUN, 919 &ada_retry_count, 0, "Normal I/O retry count"); 920 SYSCTL_INT(_kern_cam_ada, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 921 &ada_default_timeout, 0, "Normal I/O timeout (in seconds)"); 922 SYSCTL_INT(_kern_cam_ada, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 923 &ada_send_ordered, 0, "Send Ordered Tags"); 924 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_shutdown, CTLFLAG_RWTUN, 925 &ada_spindown_shutdown, 0, "Spin down upon shutdown"); 926 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_suspend, CTLFLAG_RWTUN, 927 &ada_spindown_suspend, 0, "Spin down upon suspend"); 928 SYSCTL_INT(_kern_cam_ada, OID_AUTO, read_ahead, CTLFLAG_RWTUN, 929 &ada_read_ahead, 0, "Enable disk read-ahead"); 930 SYSCTL_INT(_kern_cam_ada, OID_AUTO, write_cache, CTLFLAG_RWTUN, 931 &ada_write_cache, 0, "Enable disk write cache"); 932 SYSCTL_INT(_kern_cam_ada, OID_AUTO, enable_biospeedup, CTLFLAG_RDTUN, 933 &ada_enable_biospeedup, 0, "Enable BIO_SPEEDUP processing"); 934 935 /* 936 * ADA_ORDEREDTAG_INTERVAL determines how often, relative 937 * to the default timeout, we check to see whether an ordered 938 * tagged transaction is appropriate to prevent simple tag 939 * starvation. Since we'd like to ensure that there is at least 940 * 1/2 of the timeout length left for a starved transaction to 941 * complete after we've sent an ordered tag, we must poll at least 942 * four times in every timeout period. This takes care of the worst 943 * case where a starved transaction starts during an interval that 944 * meets the requirement "don't send an ordered tag" test so it takes 945 * us two intervals to determine that a tag must be sent. 946 */ 947 #ifndef ADA_ORDEREDTAG_INTERVAL 948 #define ADA_ORDEREDTAG_INTERVAL 4 949 #endif 950 951 static struct periph_driver adadriver = 952 { 953 adainit, "ada", 954 TAILQ_HEAD_INITIALIZER(adadriver.units), /* generation */ 0 955 }; 956 957 static int adadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 958 959 PERIPHDRIVER_DECLARE(ada, adadriver); 960 961 static MALLOC_DEFINE(M_ATADA, "ata_da", "ata_da buffers"); 962 963 static int 964 adaopen(struct disk *dp) 965 { 966 struct cam_periph *periph; 967 struct ada_softc *softc; 968 int error; 969 970 periph = (struct cam_periph *)dp->d_drv1; 971 if (cam_periph_acquire(periph) != 0) { 972 return(ENXIO); 973 } 974 975 cam_periph_lock(periph); 976 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 977 cam_periph_unlock(periph); 978 cam_periph_release(periph); 979 return (error); 980 } 981 982 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 983 ("adaopen\n")); 984 985 softc = (struct ada_softc *)periph->softc; 986 softc->flags |= ADA_FLAG_OPEN; 987 988 cam_periph_unhold(periph); 989 cam_periph_unlock(periph); 990 return (0); 991 } 992 993 static int 994 adaclose(struct disk *dp) 995 { 996 struct cam_periph *periph; 997 struct ada_softc *softc; 998 union ccb *ccb; 999 int error; 1000 1001 periph = (struct cam_periph *)dp->d_drv1; 1002 softc = (struct ada_softc *)periph->softc; 1003 cam_periph_lock(periph); 1004 1005 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 1006 ("adaclose\n")); 1007 1008 /* We only sync the cache if the drive is capable of it. */ 1009 if ((softc->flags & ADA_FLAG_DIRTY) != 0 && 1010 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) != 0 && 1011 (periph->flags & CAM_PERIPH_INVALID) == 0 && 1012 cam_periph_hold(periph, PRIBIO) == 0) { 1013 1014 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 1015 cam_fill_ataio(&ccb->ataio, 1016 1, 1017 NULL, 1018 CAM_DIR_NONE, 1019 0, 1020 NULL, 1021 0, 1022 ada_default_timeout*1000); 1023 1024 if (softc->flags & ADA_FLAG_CAN_48BIT) 1025 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1026 else 1027 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 1028 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 1029 /*sense_flags*/0, softc->disk->d_devstat); 1030 1031 if (error != 0) 1032 xpt_print(periph->path, "Synchronize cache failed\n"); 1033 softc->flags &= ~ADA_FLAG_DIRTY; 1034 xpt_release_ccb(ccb); 1035 cam_periph_unhold(periph); 1036 } 1037 1038 softc->flags &= ~ADA_FLAG_OPEN; 1039 1040 while (softc->refcount != 0) 1041 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "adaclose", 1); 1042 cam_periph_unlock(periph); 1043 cam_periph_release(periph); 1044 return (0); 1045 } 1046 1047 static void 1048 adaschedule(struct cam_periph *periph) 1049 { 1050 struct ada_softc *softc = (struct ada_softc *)periph->softc; 1051 1052 if (softc->state != ADA_STATE_NORMAL) 1053 return; 1054 1055 cam_iosched_schedule(softc->cam_iosched, periph); 1056 } 1057 1058 /* 1059 * Actually translate the requested transfer into one the physical driver 1060 * can understand. The transfer is described by a buf and will include 1061 * only one physical transfer. 1062 */ 1063 static void 1064 adastrategy(struct bio *bp) 1065 { 1066 struct cam_periph *periph; 1067 struct ada_softc *softc; 1068 1069 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1070 softc = (struct ada_softc *)periph->softc; 1071 1072 cam_periph_lock(periph); 1073 1074 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastrategy(%p)\n", bp)); 1075 1076 /* 1077 * If the device has been made invalid, error out 1078 */ 1079 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1080 cam_periph_unlock(periph); 1081 biofinish(bp, NULL, ENXIO); 1082 return; 1083 } 1084 1085 /* 1086 * Zone commands must be ordered, because they can depend on the 1087 * effects of previously issued commands, and they may affect 1088 * commands after them. 1089 */ 1090 if (bp->bio_cmd == BIO_ZONE) 1091 bp->bio_flags |= BIO_ORDERED; 1092 1093 /* 1094 * Place it in the queue of disk activities for this disk 1095 */ 1096 cam_iosched_queue_work(softc->cam_iosched, bp); 1097 1098 /* 1099 * Schedule ourselves for performing the work. 1100 */ 1101 adaschedule(periph); 1102 cam_periph_unlock(periph); 1103 1104 return; 1105 } 1106 1107 static int 1108 adadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1109 { 1110 struct cam_periph *periph; 1111 struct ada_softc *softc; 1112 u_int secsize; 1113 struct ccb_ataio ataio; 1114 struct disk *dp; 1115 uint64_t lba; 1116 uint16_t count; 1117 int error = 0; 1118 1119 dp = arg; 1120 periph = dp->d_drv1; 1121 softc = (struct ada_softc *)periph->softc; 1122 secsize = softc->params.secsize; 1123 lba = offset / secsize; 1124 count = length / secsize; 1125 if ((periph->flags & CAM_PERIPH_INVALID) != 0) 1126 return (ENXIO); 1127 1128 memset(&ataio, 0, sizeof(ataio)); 1129 if (length > 0) { 1130 xpt_setup_ccb(&ataio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1131 ataio.ccb_h.ccb_state = ADA_CCB_DUMP; 1132 cam_fill_ataio(&ataio, 1133 0, 1134 NULL, 1135 CAM_DIR_OUT, 1136 0, 1137 (u_int8_t *) virtual, 1138 length, 1139 ada_default_timeout*1000); 1140 if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1141 (lba + count >= ATA_MAX_28BIT_LBA || 1142 count >= 256)) { 1143 ata_48bit_cmd(&ataio, ATA_WRITE_DMA48, 1144 0, lba, count); 1145 } else { 1146 ata_28bit_cmd(&ataio, ATA_WRITE_DMA, 1147 0, lba, count); 1148 } 1149 error = cam_periph_runccb((union ccb *)&ataio, adaerror, 1150 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1151 if (error != 0) 1152 printf("Aborting dump due to I/O error.\n"); 1153 1154 return (error); 1155 } 1156 1157 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 1158 xpt_setup_ccb(&ataio.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1159 1160 /* 1161 * Tell the drive to flush its internal cache. if we 1162 * can't flush in 5s we have big problems. No need to 1163 * wait the default 60s to detect problems. 1164 */ 1165 ataio.ccb_h.ccb_state = ADA_CCB_DUMP; 1166 cam_fill_ataio(&ataio, 1167 0, 1168 NULL, 1169 CAM_DIR_NONE, 1170 0, 1171 NULL, 1172 0, 1173 5*1000); 1174 1175 if (softc->flags & ADA_FLAG_CAN_48BIT) 1176 ata_48bit_cmd(&ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1177 else 1178 ata_28bit_cmd(&ataio, ATA_FLUSHCACHE, 0, 0, 0); 1179 error = cam_periph_runccb((union ccb *)&ataio, adaerror, 1180 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1181 if (error != 0) 1182 xpt_print(periph->path, "Synchronize cache failed\n"); 1183 } 1184 return (error); 1185 } 1186 1187 static void 1188 adainit(void) 1189 { 1190 cam_status status; 1191 1192 /* 1193 * Install a global async callback. This callback will 1194 * receive async callbacks like "new device found". 1195 */ 1196 status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 1197 1198 if (status != CAM_REQ_CMP) { 1199 printf("ada: Failed to attach master async callback " 1200 "due to status 0x%x!\n", status); 1201 } else if (ada_send_ordered) { 1202 1203 /* Register our event handlers */ 1204 if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 1205 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1206 printf("adainit: power event registration failed!\n"); 1207 if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 1208 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1209 printf("adainit: power event registration failed!\n"); 1210 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 1211 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1212 printf("adainit: shutdown event registration failed!\n"); 1213 } 1214 } 1215 1216 /* 1217 * Callback from GEOM, called when it has finished cleaning up its 1218 * resources. 1219 */ 1220 static void 1221 adadiskgonecb(struct disk *dp) 1222 { 1223 struct cam_periph *periph; 1224 1225 periph = (struct cam_periph *)dp->d_drv1; 1226 1227 cam_periph_release(periph); 1228 } 1229 1230 static void 1231 adaoninvalidate(struct cam_periph *periph) 1232 { 1233 struct ada_softc *softc; 1234 1235 softc = (struct ada_softc *)periph->softc; 1236 1237 /* 1238 * De-register any async callbacks. 1239 */ 1240 xpt_register_async(0, adaasync, periph, periph->path); 1241 #ifdef CAM_IO_STATS 1242 softc->invalidations++; 1243 #endif 1244 1245 /* 1246 * Return all queued I/O with ENXIO. 1247 * XXX Handle any transactions queued to the card 1248 * with XPT_ABORT_CCB. 1249 */ 1250 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO); 1251 1252 disk_gone(softc->disk); 1253 } 1254 1255 static void 1256 adacleanup(struct cam_periph *periph) 1257 { 1258 struct ada_softc *softc; 1259 1260 softc = (struct ada_softc *)periph->softc; 1261 1262 cam_periph_unlock(periph); 1263 1264 cam_iosched_fini(softc->cam_iosched); 1265 1266 /* 1267 * If we can't free the sysctl tree, oh well... 1268 */ 1269 if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0) { 1270 #ifdef CAM_IO_STATS 1271 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0) 1272 xpt_print(periph->path, 1273 "can't remove sysctl stats context\n"); 1274 #endif 1275 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0) 1276 xpt_print(periph->path, 1277 "can't remove sysctl context\n"); 1278 } 1279 1280 disk_destroy(softc->disk); 1281 callout_drain(&softc->sendordered_c); 1282 free(softc, M_DEVBUF); 1283 cam_periph_lock(periph); 1284 } 1285 1286 static void 1287 adasetdeletemethod(struct ada_softc *softc) 1288 { 1289 1290 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1291 softc->delete_method = ADA_DELETE_NCQ_DSM_TRIM; 1292 else if (softc->flags & ADA_FLAG_CAN_TRIM) 1293 softc->delete_method = ADA_DELETE_DSM_TRIM; 1294 else if ((softc->flags & ADA_FLAG_CAN_CFA) && !(softc->flags & ADA_FLAG_CAN_48BIT)) 1295 softc->delete_method = ADA_DELETE_CFA_ERASE; 1296 else 1297 softc->delete_method = ADA_DELETE_NONE; 1298 } 1299 1300 static void 1301 adaasync(void *callback_arg, u_int32_t code, 1302 struct cam_path *path, void *arg) 1303 { 1304 struct ccb_getdev cgd; 1305 struct cam_periph *periph; 1306 struct ada_softc *softc; 1307 1308 periph = (struct cam_periph *)callback_arg; 1309 switch (code) { 1310 case AC_FOUND_DEVICE: 1311 { 1312 struct ccb_getdev *cgd; 1313 cam_status status; 1314 1315 cgd = (struct ccb_getdev *)arg; 1316 if (cgd == NULL) 1317 break; 1318 1319 if (cgd->protocol != PROTO_ATA) 1320 break; 1321 1322 /* 1323 * Allocate a peripheral instance for 1324 * this device and start the probe 1325 * process. 1326 */ 1327 status = cam_periph_alloc(adaregister, adaoninvalidate, 1328 adacleanup, adastart, 1329 "ada", CAM_PERIPH_BIO, 1330 path, adaasync, 1331 AC_FOUND_DEVICE, cgd); 1332 1333 if (status != CAM_REQ_CMP 1334 && status != CAM_REQ_INPROG) 1335 printf("adaasync: Unable to attach to new device " 1336 "due to status 0x%x\n", status); 1337 break; 1338 } 1339 case AC_GETDEV_CHANGED: 1340 { 1341 softc = (struct ada_softc *)periph->softc; 1342 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1343 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1344 xpt_action((union ccb *)&cgd); 1345 1346 /* 1347 * Update our information based on the new Identify data. 1348 */ 1349 adasetflags(softc, &cgd); 1350 adasetgeom(softc, &cgd); 1351 disk_resize(softc->disk, M_NOWAIT); 1352 1353 cam_periph_async(periph, code, path, arg); 1354 break; 1355 } 1356 case AC_ADVINFO_CHANGED: 1357 { 1358 uintptr_t buftype; 1359 1360 buftype = (uintptr_t)arg; 1361 if (buftype == CDAI_TYPE_PHYS_PATH) { 1362 struct ada_softc *softc; 1363 1364 softc = periph->softc; 1365 disk_attr_changed(softc->disk, "GEOM::physpath", 1366 M_NOWAIT); 1367 } 1368 break; 1369 } 1370 case AC_SENT_BDR: 1371 case AC_BUS_RESET: 1372 { 1373 softc = (struct ada_softc *)periph->softc; 1374 cam_periph_async(periph, code, path, arg); 1375 if (softc->state != ADA_STATE_NORMAL) 1376 break; 1377 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1378 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1379 xpt_action((union ccb *)&cgd); 1380 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1381 softc->state = ADA_STATE_RAHEAD; 1382 else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) 1383 softc->state = ADA_STATE_WCACHE; 1384 else if ((softc->flags & ADA_FLAG_CAN_LOG) 1385 && (softc->zone_mode != ADA_ZONE_NONE)) 1386 softc->state = ADA_STATE_LOGDIR; 1387 else 1388 break; 1389 if (cam_periph_acquire(periph) != 0) 1390 softc->state = ADA_STATE_NORMAL; 1391 else 1392 xpt_schedule(periph, CAM_PRIORITY_DEV); 1393 } 1394 default: 1395 cam_periph_async(periph, code, path, arg); 1396 break; 1397 } 1398 } 1399 1400 static int 1401 adazonemodesysctl(SYSCTL_HANDLER_ARGS) 1402 { 1403 char tmpbuf[40]; 1404 struct ada_softc *softc; 1405 int error; 1406 1407 softc = (struct ada_softc *)arg1; 1408 1409 switch (softc->zone_mode) { 1410 case ADA_ZONE_DRIVE_MANAGED: 1411 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed"); 1412 break; 1413 case ADA_ZONE_HOST_AWARE: 1414 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware"); 1415 break; 1416 case ADA_ZONE_HOST_MANAGED: 1417 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed"); 1418 break; 1419 case ADA_ZONE_NONE: 1420 default: 1421 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned"); 1422 break; 1423 } 1424 1425 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req); 1426 1427 return (error); 1428 } 1429 1430 static int 1431 adazonesupsysctl(SYSCTL_HANDLER_ARGS) 1432 { 1433 char tmpbuf[180]; 1434 struct ada_softc *softc; 1435 struct sbuf sb; 1436 int error, first; 1437 unsigned int i; 1438 1439 softc = (struct ada_softc *)arg1; 1440 1441 error = 0; 1442 first = 1; 1443 sbuf_new(&sb, tmpbuf, sizeof(tmpbuf), 0); 1444 1445 for (i = 0; i < sizeof(ada_zone_desc_table) / 1446 sizeof(ada_zone_desc_table[0]); i++) { 1447 if (softc->zone_flags & ada_zone_desc_table[i].value) { 1448 if (first == 0) 1449 sbuf_printf(&sb, ", "); 1450 else 1451 first = 0; 1452 sbuf_cat(&sb, ada_zone_desc_table[i].desc); 1453 } 1454 } 1455 1456 if (first == 1) 1457 sbuf_printf(&sb, "None"); 1458 1459 sbuf_finish(&sb); 1460 1461 error = sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req); 1462 1463 return (error); 1464 } 1465 1466 1467 static void 1468 adasysctlinit(void *context, int pending) 1469 { 1470 struct cam_periph *periph; 1471 struct ada_softc *softc; 1472 char tmpstr[32], tmpstr2[16]; 1473 1474 periph = (struct cam_periph *)context; 1475 1476 /* periph was held for us when this task was enqueued */ 1477 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1478 cam_periph_release(periph); 1479 return; 1480 } 1481 1482 softc = (struct ada_softc *)periph->softc; 1483 snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d",periph->unit_number); 1484 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1485 1486 sysctl_ctx_init(&softc->sysctl_ctx); 1487 softc->flags |= ADA_FLAG_SCTX_INIT; 1488 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx, 1489 SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1490 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, tmpstr, "device_index"); 1491 if (softc->sysctl_tree == NULL) { 1492 printf("adasysctlinit: unable to allocate sysctl tree\n"); 1493 cam_periph_release(periph); 1494 return; 1495 } 1496 1497 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1498 OID_AUTO, "delete_method", 1499 CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_NEEDGIANT, 1500 softc, 0, adadeletemethodsysctl, "A", 1501 "BIO_DELETE execution method"); 1502 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1503 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1504 "trim_count", CTLFLAG_RD, &softc->trim_count, 1505 "Total number of dsm commands sent"); 1506 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1507 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1508 "trim_ranges", CTLFLAG_RD, &softc->trim_ranges, 1509 "Total number of ranges in dsm commands"); 1510 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1511 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1512 "trim_lbas", CTLFLAG_RD, &softc->trim_lbas, 1513 "Total lbas in the dsm commands sent"); 1514 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1515 OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1516 &softc->read_ahead, 0, "Enable disk read ahead."); 1517 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1518 OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1519 &softc->write_cache, 0, "Enable disk write cache."); 1520 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1521 OID_AUTO, "zone_mode", 1522 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_NEEDGIANT, 1523 softc, 0, adazonemodesysctl, "A", 1524 "Zone Mode"); 1525 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1526 OID_AUTO, "zone_support", 1527 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_NEEDGIANT, 1528 softc, 0, adazonesupsysctl, "A", 1529 "Zone Support"); 1530 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1531 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1532 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones, 1533 "Optimal Number of Open Sequential Write Preferred Zones"); 1534 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1535 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1536 "optimal_nonseq_zones", CTLFLAG_RD, 1537 &softc->optimal_nonseq_zones, 1538 "Optimal Number of Non-Sequentially Written Sequential Write " 1539 "Preferred Zones"); 1540 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1541 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1542 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones, 1543 "Maximum Number of Open Sequential Write Required Zones"); 1544 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1545 OID_AUTO, "flags", CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, 1546 softc, 0, adaflagssysctl, "A", 1547 "Flags for drive"); 1548 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1549 OID_AUTO, "unmapped_io", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE, 1550 &softc->flags, (u_int)ADA_FLAG_UNMAPPEDIO, adabitsysctl, "I", 1551 "Unmapped I/O support *DEPRECATED* gone in FreeBSD 14"); 1552 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1553 OID_AUTO, "rotating", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE, 1554 &softc->flags, (u_int)ADA_FLAG_ROTATING, adabitsysctl, "I", 1555 "Rotating media *DEPRECATED* gone in FreeBSD 14"); 1556 1557 #ifdef CAM_TEST_FAILURE 1558 /* 1559 * Add a 'door bell' sysctl which allows one to set it from userland 1560 * and cause something bad to happen. For the moment, we only allow 1561 * whacking the next read or write. 1562 */ 1563 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1564 OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1565 &softc->force_read_error, 0, 1566 "Force a read error for the next N reads."); 1567 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1568 OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1569 &softc->force_write_error, 0, 1570 "Force a write error for the next N writes."); 1571 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1572 OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1573 &softc->periodic_read_error, 0, 1574 "Force a read error every N reads (don't set too low)."); 1575 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1576 OID_AUTO, "invalidate", CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE, 1577 periph, 0, cam_periph_invalidate_sysctl, "I", 1578 "Write 1 to invalidate the drive immediately"); 1579 #endif 1580 1581 #ifdef CAM_IO_STATS 1582 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx, 1583 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats", 1584 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, "Statistics"); 1585 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1586 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1587 OID_AUTO, "timeouts", CTLFLAG_RD | CTLFLAG_MPSAFE, 1588 &softc->timeouts, 0, 1589 "Device timeouts reported by the SIM"); 1590 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1591 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1592 OID_AUTO, "errors", CTLFLAG_RD | CTLFLAG_MPSAFE, 1593 &softc->errors, 0, 1594 "Transport errors reported by the SIM."); 1595 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1596 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1597 OID_AUTO, "pack_invalidations", CTLFLAG_RD | CTLFLAG_MPSAFE, 1598 &softc->invalidations, 0, 1599 "Device pack invalidations."); 1600 #endif 1601 1602 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx, 1603 softc->sysctl_tree); 1604 1605 cam_periph_release(periph); 1606 } 1607 1608 static int 1609 adagetattr(struct bio *bp) 1610 { 1611 int ret; 1612 struct cam_periph *periph; 1613 1614 if (g_handleattr_int(bp, "GEOM::canspeedup", ada_enable_biospeedup)) 1615 return (EJUSTRETURN); 1616 1617 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1618 cam_periph_lock(periph); 1619 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1620 periph->path); 1621 cam_periph_unlock(periph); 1622 if (ret == 0) 1623 bp->bio_completed = bp->bio_length; 1624 return ret; 1625 } 1626 1627 static int 1628 adadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 1629 { 1630 char buf[16]; 1631 const char *p; 1632 struct ada_softc *softc; 1633 int i, error, value, methods; 1634 1635 softc = (struct ada_softc *)arg1; 1636 1637 value = softc->delete_method; 1638 if (value < 0 || value > ADA_DELETE_MAX) 1639 p = "UNKNOWN"; 1640 else 1641 p = ada_delete_method_names[value]; 1642 strncpy(buf, p, sizeof(buf)); 1643 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 1644 if (error != 0 || req->newptr == NULL) 1645 return (error); 1646 methods = 1 << ADA_DELETE_DISABLE; 1647 if ((softc->flags & ADA_FLAG_CAN_CFA) && 1648 !(softc->flags & ADA_FLAG_CAN_48BIT)) 1649 methods |= 1 << ADA_DELETE_CFA_ERASE; 1650 if (softc->flags & ADA_FLAG_CAN_TRIM) 1651 methods |= 1 << ADA_DELETE_DSM_TRIM; 1652 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1653 methods |= 1 << ADA_DELETE_NCQ_DSM_TRIM; 1654 for (i = 0; i <= ADA_DELETE_MAX; i++) { 1655 if (!(methods & (1 << i)) || 1656 strcmp(buf, ada_delete_method_names[i]) != 0) 1657 continue; 1658 softc->delete_method = i; 1659 return (0); 1660 } 1661 return (EINVAL); 1662 } 1663 1664 static int 1665 adabitsysctl(SYSCTL_HANDLER_ARGS) 1666 { 1667 u_int *flags = arg1; 1668 u_int test = arg2; 1669 int tmpout, error; 1670 1671 tmpout = !!(*flags & test); 1672 error = SYSCTL_OUT(req, &tmpout, sizeof(tmpout)); 1673 if (error || !req->newptr) 1674 return (error); 1675 1676 return (EPERM); 1677 } 1678 1679 static int 1680 adaflagssysctl(SYSCTL_HANDLER_ARGS) 1681 { 1682 struct sbuf sbuf; 1683 struct ada_softc *softc = arg1; 1684 int error; 1685 1686 sbuf_new_for_sysctl(&sbuf, NULL, 0, req); 1687 if (softc->flags != 0) 1688 sbuf_printf(&sbuf, "0x%b", (unsigned)softc->flags, ADA_FLAG_STRING); 1689 else 1690 sbuf_printf(&sbuf, "0"); 1691 error = sbuf_finish(&sbuf); 1692 sbuf_delete(&sbuf); 1693 1694 return (error); 1695 } 1696 1697 static void 1698 adasetflags(struct ada_softc *softc, struct ccb_getdev *cgd) 1699 { 1700 if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1701 (cgd->inq_flags & SID_DMA)) 1702 softc->flags |= ADA_FLAG_CAN_DMA; 1703 else 1704 softc->flags &= ~ADA_FLAG_CAN_DMA; 1705 1706 if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1707 softc->flags |= ADA_FLAG_CAN_48BIT; 1708 if (cgd->inq_flags & SID_DMA48) 1709 softc->flags |= ADA_FLAG_CAN_DMA48; 1710 else 1711 softc->flags &= ~ADA_FLAG_CAN_DMA48; 1712 } else 1713 softc->flags &= ~(ADA_FLAG_CAN_48BIT | ADA_FLAG_CAN_DMA48); 1714 1715 if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1716 softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1717 else 1718 softc->flags &= ~ADA_FLAG_CAN_FLUSHCACHE; 1719 1720 if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1721 softc->flags |= ADA_FLAG_CAN_POWERMGT; 1722 else 1723 softc->flags &= ~ADA_FLAG_CAN_POWERMGT; 1724 1725 if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1726 (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1727 softc->flags |= ADA_FLAG_CAN_NCQ; 1728 else 1729 softc->flags &= ~ADA_FLAG_CAN_NCQ; 1730 1731 if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1732 (cgd->inq_flags & SID_DMA) && 1733 (softc->quirks & ADA_Q_NO_TRIM) == 0) { 1734 softc->flags |= ADA_FLAG_CAN_TRIM; 1735 softc->trim_max_ranges = TRIM_MAX_RANGES; 1736 if (cgd->ident_data.max_dsm_blocks != 0) { 1737 softc->trim_max_ranges = 1738 min(cgd->ident_data.max_dsm_blocks * 1739 ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1740 } 1741 /* 1742 * If we can do RCVSND_FPDMA_QUEUED commands, we may be able 1743 * to do NCQ trims, if we support trims at all. We also need 1744 * support from the SIM to do things properly. Perhaps we 1745 * should look at log 13 dword 0 bit 0 and dword 1 bit 0 are 1746 * set too... 1747 */ 1748 if ((softc->quirks & ADA_Q_NCQ_TRIM_BROKEN) == 0 && 1749 (softc->flags & ADA_FLAG_PIM_ATA_EXT) != 0 && 1750 (cgd->ident_data.satacapabilities2 & 1751 ATA_SUPPORT_RCVSND_FPDMA_QUEUED) != 0 && 1752 (softc->flags & ADA_FLAG_CAN_TRIM) != 0) 1753 softc->flags |= ADA_FLAG_CAN_NCQ_TRIM; 1754 else 1755 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 1756 } else 1757 softc->flags &= ~(ADA_FLAG_CAN_TRIM | ADA_FLAG_CAN_NCQ_TRIM); 1758 1759 if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1760 softc->flags |= ADA_FLAG_CAN_CFA; 1761 else 1762 softc->flags &= ~ADA_FLAG_CAN_CFA; 1763 1764 /* 1765 * Now that we've set the appropriate flags, setup the delete 1766 * method. 1767 */ 1768 adasetdeletemethod(softc); 1769 1770 if ((cgd->ident_data.support.extension & ATA_SUPPORT_GENLOG) 1771 && ((softc->quirks & ADA_Q_LOG_BROKEN) == 0)) 1772 softc->flags |= ADA_FLAG_CAN_LOG; 1773 else 1774 softc->flags &= ~ADA_FLAG_CAN_LOG; 1775 1776 if ((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1777 ATA_SUPPORT_ZONE_HOST_AWARE) 1778 softc->zone_mode = ADA_ZONE_HOST_AWARE; 1779 else if (((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1780 ATA_SUPPORT_ZONE_DEV_MANAGED) 1781 || (softc->quirks & ADA_Q_SMR_DM)) 1782 softc->zone_mode = ADA_ZONE_DRIVE_MANAGED; 1783 else 1784 softc->zone_mode = ADA_ZONE_NONE; 1785 1786 if (cgd->ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1787 softc->flags |= ADA_FLAG_CAN_RAHEAD; 1788 else 1789 softc->flags &= ~ADA_FLAG_CAN_RAHEAD; 1790 1791 if (cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1792 softc->flags |= ADA_FLAG_CAN_WCACHE; 1793 else 1794 softc->flags &= ~ADA_FLAG_CAN_WCACHE; 1795 } 1796 1797 static cam_status 1798 adaregister(struct cam_periph *periph, void *arg) 1799 { 1800 struct ada_softc *softc; 1801 struct ccb_getdev *cgd; 1802 struct disk_params *dp; 1803 struct sbuf sb; 1804 char *announce_buf; 1805 caddr_t match; 1806 int quirks; 1807 1808 cgd = (struct ccb_getdev *)arg; 1809 if (cgd == NULL) { 1810 printf("adaregister: no getdev CCB, can't register device\n"); 1811 return(CAM_REQ_CMP_ERR); 1812 } 1813 1814 softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1815 M_NOWAIT|M_ZERO); 1816 1817 if (softc == NULL) { 1818 printf("adaregister: Unable to probe new device. " 1819 "Unable to allocate softc\n"); 1820 return(CAM_REQ_CMP_ERR); 1821 } 1822 1823 announce_buf = softc->announce_temp; 1824 bzero(announce_buf, ADA_ANNOUNCETMP_SZ); 1825 1826 if (cam_iosched_init(&softc->cam_iosched, periph) != 0) { 1827 printf("adaregister: Unable to probe new device. " 1828 "Unable to allocate iosched memory\n"); 1829 free(softc, M_DEVBUF); 1830 return(CAM_REQ_CMP_ERR); 1831 } 1832 1833 periph->softc = softc; 1834 xpt_path_inq(&softc->cpi, periph->path); 1835 1836 /* 1837 * See if this device has any quirks. 1838 */ 1839 match = cam_quirkmatch((caddr_t)&cgd->ident_data, 1840 (caddr_t)ada_quirk_table, 1841 nitems(ada_quirk_table), 1842 sizeof(*ada_quirk_table), ata_identify_match); 1843 if (match != NULL) 1844 softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 1845 else 1846 softc->quirks = ADA_Q_NONE; 1847 1848 TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 1849 1850 /* 1851 * Register this media as a disk 1852 */ 1853 (void)cam_periph_hold(periph, PRIBIO); 1854 cam_periph_unlock(periph); 1855 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1856 "kern.cam.ada.%d.quirks", periph->unit_number); 1857 quirks = softc->quirks; 1858 TUNABLE_INT_FETCH(announce_buf, &quirks); 1859 softc->quirks = quirks; 1860 softc->read_ahead = -1; 1861 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1862 "kern.cam.ada.%d.read_ahead", periph->unit_number); 1863 TUNABLE_INT_FETCH(announce_buf, &softc->read_ahead); 1864 softc->write_cache = -1; 1865 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1866 "kern.cam.ada.%d.write_cache", periph->unit_number); 1867 TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 1868 1869 /* 1870 * Set support flags based on the Identify data and quirks. 1871 */ 1872 adasetflags(softc, cgd); 1873 if (softc->cpi.hba_misc & PIM_ATA_EXT) 1874 softc->flags |= ADA_FLAG_PIM_ATA_EXT; 1875 1876 /* Disable queue sorting for non-rotational media by default. */ 1877 if (cgd->ident_data.media_rotation_rate == ATA_RATE_NON_ROTATING) { 1878 softc->flags &= ~ADA_FLAG_ROTATING; 1879 } else { 1880 softc->flags |= ADA_FLAG_ROTATING; 1881 } 1882 cam_iosched_set_sort_queue(softc->cam_iosched, 1883 (softc->flags & ADA_FLAG_ROTATING) ? -1 : 0); 1884 softc->disk = disk_alloc(); 1885 adasetgeom(softc, cgd); 1886 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 1887 periph->unit_number, softc->params.secsize, 1888 DEVSTAT_ALL_SUPPORTED, 1889 DEVSTAT_TYPE_DIRECT | 1890 XPORT_DEVSTAT_TYPE(softc->cpi.transport), 1891 DEVSTAT_PRIORITY_DISK); 1892 softc->disk->d_open = adaopen; 1893 softc->disk->d_close = adaclose; 1894 softc->disk->d_strategy = adastrategy; 1895 softc->disk->d_getattr = adagetattr; 1896 softc->disk->d_dump = adadump; 1897 softc->disk->d_gone = adadiskgonecb; 1898 softc->disk->d_name = "ada"; 1899 softc->disk->d_drv1 = periph; 1900 softc->disk->d_unit = periph->unit_number; 1901 1902 /* 1903 * Acquire a reference to the periph before we register with GEOM. 1904 * We'll release this reference once GEOM calls us back (via 1905 * adadiskgonecb()) telling us that our provider has been freed. 1906 */ 1907 if (cam_periph_acquire(periph) != 0) { 1908 xpt_print(periph->path, "%s: lost periph during " 1909 "registration!\n", __func__); 1910 cam_periph_lock(periph); 1911 return (CAM_REQ_CMP_ERR); 1912 } 1913 disk_create(softc->disk, DISK_VERSION); 1914 cam_periph_lock(periph); 1915 1916 dp = &softc->params; 1917 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1918 "%juMB (%ju %u byte sectors)", 1919 ((uintmax_t)dp->secsize * dp->sectors) / (1024 * 1024), 1920 (uintmax_t)dp->sectors, dp->secsize); 1921 1922 sbuf_new(&sb, softc->announce_buffer, ADA_ANNOUNCE_SZ, SBUF_FIXEDLEN); 1923 xpt_announce_periph_sbuf(periph, &sb, announce_buf); 1924 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks, ADA_Q_BIT_STRING); 1925 sbuf_finish(&sb); 1926 sbuf_putbuf(&sb); 1927 1928 /* 1929 * Create our sysctl variables, now that we know 1930 * we have successfully attached. 1931 */ 1932 if (cam_periph_acquire(periph) == 0) 1933 taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1934 1935 /* 1936 * Add async callbacks for bus reset and 1937 * bus device reset calls. I don't bother 1938 * checking if this fails as, in most cases, 1939 * the system will function just fine without 1940 * them and the only alternative would be to 1941 * not attach the device on failure. 1942 */ 1943 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 1944 AC_GETDEV_CHANGED | AC_ADVINFO_CHANGED, 1945 adaasync, periph, periph->path); 1946 1947 /* 1948 * Schedule a periodic event to occasionally send an 1949 * ordered tag to a device. 1950 */ 1951 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 1952 callout_reset(&softc->sendordered_c, 1953 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1954 adasendorderedtag, softc); 1955 1956 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) { 1957 softc->state = ADA_STATE_RAHEAD; 1958 } else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) { 1959 softc->state = ADA_STATE_WCACHE; 1960 } else if ((softc->flags & ADA_FLAG_CAN_LOG) 1961 && (softc->zone_mode != ADA_ZONE_NONE)) { 1962 softc->state = ADA_STATE_LOGDIR; 1963 } else { 1964 /* 1965 * Nothing to probe, so we can just transition to the 1966 * normal state. 1967 */ 1968 adaprobedone(periph, NULL); 1969 return(CAM_REQ_CMP); 1970 } 1971 1972 xpt_schedule(periph, CAM_PRIORITY_DEV); 1973 1974 return(CAM_REQ_CMP); 1975 } 1976 1977 static int 1978 ada_dsmtrim_req_create(struct ada_softc *softc, struct bio *bp, struct trim_request *req) 1979 { 1980 uint64_t lastlba = (uint64_t)-1, lbas = 0; 1981 int c, lastcount = 0, off, ranges = 0; 1982 1983 bzero(req, sizeof(*req)); 1984 TAILQ_INIT(&req->bps); 1985 do { 1986 uint64_t lba = bp->bio_pblkno; 1987 int count = bp->bio_bcount / softc->params.secsize; 1988 1989 /* Try to extend the previous range. */ 1990 if (lba == lastlba) { 1991 c = min(count, ATA_DSM_RANGE_MAX - lastcount); 1992 lastcount += c; 1993 off = (ranges - 1) * ATA_DSM_RANGE_SIZE; 1994 req->data[off + 6] = lastcount & 0xff; 1995 req->data[off + 7] = 1996 (lastcount >> 8) & 0xff; 1997 count -= c; 1998 lba += c; 1999 lbas += c; 2000 } 2001 2002 while (count > 0) { 2003 c = min(count, ATA_DSM_RANGE_MAX); 2004 off = ranges * ATA_DSM_RANGE_SIZE; 2005 req->data[off + 0] = lba & 0xff; 2006 req->data[off + 1] = (lba >> 8) & 0xff; 2007 req->data[off + 2] = (lba >> 16) & 0xff; 2008 req->data[off + 3] = (lba >> 24) & 0xff; 2009 req->data[off + 4] = (lba >> 32) & 0xff; 2010 req->data[off + 5] = (lba >> 40) & 0xff; 2011 req->data[off + 6] = c & 0xff; 2012 req->data[off + 7] = (c >> 8) & 0xff; 2013 lba += c; 2014 lbas += c; 2015 count -= c; 2016 lastcount = c; 2017 ranges++; 2018 /* 2019 * Its the caller's responsibility to ensure the 2020 * request will fit so we don't need to check for 2021 * overrun here 2022 */ 2023 } 2024 lastlba = lba; 2025 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 2026 2027 bp = cam_iosched_next_trim(softc->cam_iosched); 2028 if (bp == NULL) 2029 break; 2030 if (bp->bio_bcount / softc->params.secsize > 2031 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) { 2032 cam_iosched_put_back_trim(softc->cam_iosched, bp); 2033 break; 2034 } 2035 } while (1); 2036 softc->trim_count++; 2037 softc->trim_ranges += ranges; 2038 softc->trim_lbas += lbas; 2039 2040 return (ranges); 2041 } 2042 2043 static void 2044 ada_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2045 { 2046 struct trim_request *req = &softc->trim_req; 2047 int ranges; 2048 2049 ranges = ada_dsmtrim_req_create(softc, bp, req); 2050 cam_fill_ataio(ataio, 2051 ada_retry_count, 2052 adadone, 2053 CAM_DIR_OUT, 2054 0, 2055 req->data, 2056 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 2057 ada_default_timeout * 1000); 2058 ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 2059 ATA_DSM_TRIM, 0, howmany(ranges, ATA_DSM_BLK_RANGES)); 2060 } 2061 2062 static void 2063 ada_ncq_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2064 { 2065 struct trim_request *req = &softc->trim_req; 2066 int ranges; 2067 2068 ranges = ada_dsmtrim_req_create(softc, bp, req); 2069 cam_fill_ataio(ataio, 2070 ada_retry_count, 2071 adadone, 2072 CAM_DIR_OUT, 2073 0, 2074 req->data, 2075 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 2076 ada_default_timeout * 1000); 2077 ata_ncq_cmd(ataio, 2078 ATA_SEND_FPDMA_QUEUED, 2079 0, 2080 howmany(ranges, ATA_DSM_BLK_RANGES)); 2081 ataio->cmd.sector_count_exp = ATA_SFPDMA_DSM; 2082 ataio->ata_flags |= ATA_FLAG_AUX; 2083 ataio->aux = 1; 2084 } 2085 2086 static void 2087 ada_cfaerase(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2088 { 2089 struct trim_request *req = &softc->trim_req; 2090 uint64_t lba = bp->bio_pblkno; 2091 uint16_t count = bp->bio_bcount / softc->params.secsize; 2092 2093 bzero(req, sizeof(*req)); 2094 TAILQ_INIT(&req->bps); 2095 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 2096 2097 cam_fill_ataio(ataio, 2098 ada_retry_count, 2099 adadone, 2100 CAM_DIR_NONE, 2101 0, 2102 NULL, 2103 0, 2104 ada_default_timeout*1000); 2105 2106 if (count >= 256) 2107 count = 0; 2108 ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 2109 } 2110 2111 static int 2112 ada_zone_bio_to_ata(int disk_zone_cmd) 2113 { 2114 switch (disk_zone_cmd) { 2115 case DISK_ZONE_OPEN: 2116 return ATA_ZM_OPEN_ZONE; 2117 case DISK_ZONE_CLOSE: 2118 return ATA_ZM_CLOSE_ZONE; 2119 case DISK_ZONE_FINISH: 2120 return ATA_ZM_FINISH_ZONE; 2121 case DISK_ZONE_RWP: 2122 return ATA_ZM_RWP; 2123 } 2124 2125 return -1; 2126 } 2127 2128 static int 2129 ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp, 2130 int *queue_ccb) 2131 { 2132 struct ada_softc *softc; 2133 int error; 2134 2135 error = 0; 2136 2137 if (bp->bio_cmd != BIO_ZONE) { 2138 error = EINVAL; 2139 goto bailout; 2140 } 2141 2142 softc = periph->softc; 2143 2144 switch (bp->bio_zone.zone_cmd) { 2145 case DISK_ZONE_OPEN: 2146 case DISK_ZONE_CLOSE: 2147 case DISK_ZONE_FINISH: 2148 case DISK_ZONE_RWP: { 2149 int zone_flags; 2150 int zone_sa; 2151 uint64_t lba; 2152 2153 zone_sa = ada_zone_bio_to_ata(bp->bio_zone.zone_cmd); 2154 if (zone_sa == -1) { 2155 xpt_print(periph->path, "Cannot translate zone " 2156 "cmd %#x to ATA\n", bp->bio_zone.zone_cmd); 2157 error = EINVAL; 2158 goto bailout; 2159 } 2160 2161 zone_flags = 0; 2162 lba = bp->bio_zone.zone_params.rwp.id; 2163 2164 if (bp->bio_zone.zone_params.rwp.flags & 2165 DISK_ZONE_RWP_FLAG_ALL) 2166 zone_flags |= ZBC_OUT_ALL; 2167 2168 ata_zac_mgmt_out(&ccb->ataio, 2169 /*retries*/ ada_retry_count, 2170 /*cbfcnp*/ adadone, 2171 /*use_ncq*/ (softc->flags & 2172 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2173 /*zm_action*/ zone_sa, 2174 /*zone_id*/ lba, 2175 /*zone_flags*/ zone_flags, 2176 /*sector_count*/ 0, 2177 /*data_ptr*/ NULL, 2178 /*dxfer_len*/ 0, 2179 /*timeout*/ ada_default_timeout * 1000); 2180 *queue_ccb = 1; 2181 2182 break; 2183 } 2184 case DISK_ZONE_REPORT_ZONES: { 2185 uint8_t *rz_ptr; 2186 uint32_t num_entries, alloc_size; 2187 struct disk_zone_report *rep; 2188 2189 rep = &bp->bio_zone.zone_params.report; 2190 2191 num_entries = rep->entries_allocated; 2192 if (num_entries == 0) { 2193 xpt_print(periph->path, "No entries allocated for " 2194 "Report Zones request\n"); 2195 error = EINVAL; 2196 goto bailout; 2197 } 2198 alloc_size = sizeof(struct scsi_report_zones_hdr) + 2199 (sizeof(struct scsi_report_zones_desc) * num_entries); 2200 alloc_size = min(alloc_size, softc->disk->d_maxsize); 2201 rz_ptr = malloc(alloc_size, M_ATADA, M_NOWAIT | M_ZERO); 2202 if (rz_ptr == NULL) { 2203 xpt_print(periph->path, "Unable to allocate memory " 2204 "for Report Zones request\n"); 2205 error = ENOMEM; 2206 goto bailout; 2207 } 2208 2209 ata_zac_mgmt_in(&ccb->ataio, 2210 /*retries*/ ada_retry_count, 2211 /*cbcfnp*/ adadone, 2212 /*use_ncq*/ (softc->flags & 2213 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2214 /*zm_action*/ ATA_ZM_REPORT_ZONES, 2215 /*zone_id*/ rep->starting_id, 2216 /*zone_flags*/ rep->rep_options, 2217 /*data_ptr*/ rz_ptr, 2218 /*dxfer_len*/ alloc_size, 2219 /*timeout*/ ada_default_timeout * 1000); 2220 2221 /* 2222 * For BIO_ZONE, this isn't normally needed. However, it 2223 * is used by devstat_end_transaction_bio() to determine 2224 * how much data was transferred. 2225 */ 2226 /* 2227 * XXX KDM we have a problem. But I'm not sure how to fix 2228 * it. devstat uses bio_bcount - bio_resid to calculate 2229 * the amount of data transferred. The GEOM disk code 2230 * uses bio_length - bio_resid to calculate the amount of 2231 * data in bio_completed. We have different structure 2232 * sizes above and below the ada(4) driver. So, if we 2233 * use the sizes above, the amount transferred won't be 2234 * quite accurate for devstat. If we use different sizes 2235 * for bio_bcount and bio_length (above and below 2236 * respectively), then the residual needs to match one or 2237 * the other. Everything is calculated after the bio 2238 * leaves the driver, so changing the values around isn't 2239 * really an option. For now, just set the count to the 2240 * passed in length. This means that the calculations 2241 * above (e.g. bio_completed) will be correct, but the 2242 * amount of data reported to devstat will be slightly 2243 * under or overstated. 2244 */ 2245 bp->bio_bcount = bp->bio_length; 2246 2247 *queue_ccb = 1; 2248 2249 break; 2250 } 2251 case DISK_ZONE_GET_PARAMS: { 2252 struct disk_zone_disk_params *params; 2253 2254 params = &bp->bio_zone.zone_params.disk_params; 2255 bzero(params, sizeof(*params)); 2256 2257 switch (softc->zone_mode) { 2258 case ADA_ZONE_DRIVE_MANAGED: 2259 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED; 2260 break; 2261 case ADA_ZONE_HOST_AWARE: 2262 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE; 2263 break; 2264 case ADA_ZONE_HOST_MANAGED: 2265 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED; 2266 break; 2267 default: 2268 case ADA_ZONE_NONE: 2269 params->zone_mode = DISK_ZONE_MODE_NONE; 2270 break; 2271 } 2272 2273 if (softc->zone_flags & ADA_ZONE_FLAG_URSWRZ) 2274 params->flags |= DISK_ZONE_DISK_URSWRZ; 2275 2276 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_SEQ_SET) { 2277 params->optimal_seq_zones = softc->optimal_seq_zones; 2278 params->flags |= DISK_ZONE_OPT_SEQ_SET; 2279 } 2280 2281 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_NONSEQ_SET) { 2282 params->optimal_nonseq_zones = 2283 softc->optimal_nonseq_zones; 2284 params->flags |= DISK_ZONE_OPT_NONSEQ_SET; 2285 } 2286 2287 if (softc->zone_flags & ADA_ZONE_FLAG_MAX_SEQ_SET) { 2288 params->max_seq_zones = softc->max_seq_zones; 2289 params->flags |= DISK_ZONE_MAX_SEQ_SET; 2290 } 2291 if (softc->zone_flags & ADA_ZONE_FLAG_RZ_SUP) 2292 params->flags |= DISK_ZONE_RZ_SUP; 2293 2294 if (softc->zone_flags & ADA_ZONE_FLAG_OPEN_SUP) 2295 params->flags |= DISK_ZONE_OPEN_SUP; 2296 2297 if (softc->zone_flags & ADA_ZONE_FLAG_CLOSE_SUP) 2298 params->flags |= DISK_ZONE_CLOSE_SUP; 2299 2300 if (softc->zone_flags & ADA_ZONE_FLAG_FINISH_SUP) 2301 params->flags |= DISK_ZONE_FINISH_SUP; 2302 2303 if (softc->zone_flags & ADA_ZONE_FLAG_RWP_SUP) 2304 params->flags |= DISK_ZONE_RWP_SUP; 2305 break; 2306 } 2307 default: 2308 break; 2309 } 2310 bailout: 2311 return (error); 2312 } 2313 2314 static void 2315 adastart(struct cam_periph *periph, union ccb *start_ccb) 2316 { 2317 struct ada_softc *softc = (struct ada_softc *)periph->softc; 2318 struct ccb_ataio *ataio = &start_ccb->ataio; 2319 2320 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastart\n")); 2321 2322 switch (softc->state) { 2323 case ADA_STATE_NORMAL: 2324 { 2325 struct bio *bp; 2326 u_int8_t tag_code; 2327 2328 bp = cam_iosched_next_bio(softc->cam_iosched); 2329 if (bp == NULL) { 2330 xpt_release_ccb(start_ccb); 2331 break; 2332 } 2333 2334 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2335 (bp->bio_cmd != BIO_DELETE && (softc->flags & ADA_FLAG_NEED_OTAG) != 0)) { 2336 softc->flags &= ~ADA_FLAG_NEED_OTAG; 2337 softc->flags |= ADA_FLAG_WAS_OTAG; 2338 tag_code = 0; 2339 } else { 2340 tag_code = 1; 2341 } 2342 switch (bp->bio_cmd) { 2343 case BIO_WRITE: 2344 case BIO_READ: 2345 { 2346 uint64_t lba = bp->bio_pblkno; 2347 uint16_t count = bp->bio_bcount / softc->params.secsize; 2348 void *data_ptr; 2349 int rw_op; 2350 2351 if (bp->bio_cmd == BIO_WRITE) { 2352 softc->flags |= ADA_FLAG_DIRTY; 2353 rw_op = CAM_DIR_OUT; 2354 } else { 2355 rw_op = CAM_DIR_IN; 2356 } 2357 2358 data_ptr = bp->bio_data; 2359 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) { 2360 rw_op |= CAM_DATA_BIO; 2361 data_ptr = bp; 2362 } 2363 2364 #ifdef CAM_TEST_FAILURE 2365 int fail = 0; 2366 2367 /* 2368 * Support the failure ioctls. If the command is a 2369 * read, and there are pending forced read errors, or 2370 * if a write and pending write errors, then fail this 2371 * operation with EIO. This is useful for testing 2372 * purposes. Also, support having every Nth read fail. 2373 * 2374 * This is a rather blunt tool. 2375 */ 2376 if (bp->bio_cmd == BIO_READ) { 2377 if (softc->force_read_error) { 2378 softc->force_read_error--; 2379 fail = 1; 2380 } 2381 if (softc->periodic_read_error > 0) { 2382 if (++softc->periodic_read_count >= 2383 softc->periodic_read_error) { 2384 softc->periodic_read_count = 0; 2385 fail = 1; 2386 } 2387 } 2388 } else { 2389 if (softc->force_write_error) { 2390 softc->force_write_error--; 2391 fail = 1; 2392 } 2393 } 2394 if (fail) { 2395 biofinish(bp, NULL, EIO); 2396 xpt_release_ccb(start_ccb); 2397 adaschedule(periph); 2398 return; 2399 } 2400 #endif 2401 KASSERT((bp->bio_flags & BIO_UNMAPPED) == 0 || 2402 round_page(bp->bio_bcount + bp->bio_ma_offset) / 2403 PAGE_SIZE == bp->bio_ma_n, 2404 ("Short bio %p", bp)); 2405 cam_fill_ataio(ataio, 2406 ada_retry_count, 2407 adadone, 2408 rw_op, 2409 0, 2410 data_ptr, 2411 bp->bio_bcount, 2412 ada_default_timeout*1000); 2413 2414 if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 2415 if (bp->bio_cmd == BIO_READ) { 2416 ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 2417 lba, count); 2418 } else { 2419 ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 2420 lba, count); 2421 } 2422 } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 2423 (lba + count >= ATA_MAX_28BIT_LBA || 2424 count > 256)) { 2425 if (softc->flags & ADA_FLAG_CAN_DMA48) { 2426 if (bp->bio_cmd == BIO_READ) { 2427 ata_48bit_cmd(ataio, ATA_READ_DMA48, 2428 0, lba, count); 2429 } else { 2430 ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 2431 0, lba, count); 2432 } 2433 } else { 2434 if (bp->bio_cmd == BIO_READ) { 2435 ata_48bit_cmd(ataio, ATA_READ_MUL48, 2436 0, lba, count); 2437 } else { 2438 ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 2439 0, lba, count); 2440 } 2441 } 2442 } else { 2443 if (count == 256) 2444 count = 0; 2445 if (softc->flags & ADA_FLAG_CAN_DMA) { 2446 if (bp->bio_cmd == BIO_READ) { 2447 ata_28bit_cmd(ataio, ATA_READ_DMA, 2448 0, lba, count); 2449 } else { 2450 ata_28bit_cmd(ataio, ATA_WRITE_DMA, 2451 0, lba, count); 2452 } 2453 } else { 2454 if (bp->bio_cmd == BIO_READ) { 2455 ata_28bit_cmd(ataio, ATA_READ_MUL, 2456 0, lba, count); 2457 } else { 2458 ata_28bit_cmd(ataio, ATA_WRITE_MUL, 2459 0, lba, count); 2460 } 2461 } 2462 } 2463 break; 2464 } 2465 case BIO_DELETE: 2466 switch (softc->delete_method) { 2467 case ADA_DELETE_NCQ_DSM_TRIM: 2468 ada_ncq_dsmtrim(softc, bp, ataio); 2469 break; 2470 case ADA_DELETE_DSM_TRIM: 2471 ada_dsmtrim(softc, bp, ataio); 2472 break; 2473 case ADA_DELETE_CFA_ERASE: 2474 ada_cfaerase(softc, bp, ataio); 2475 break; 2476 default: 2477 biofinish(bp, NULL, EOPNOTSUPP); 2478 xpt_release_ccb(start_ccb); 2479 adaschedule(periph); 2480 return; 2481 } 2482 start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 2483 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2484 cam_iosched_submit_trim(softc->cam_iosched); 2485 goto out; 2486 case BIO_FLUSH: 2487 cam_fill_ataio(ataio, 2488 1, 2489 adadone, 2490 CAM_DIR_NONE, 2491 0, 2492 NULL, 2493 0, 2494 ada_default_timeout*1000); 2495 2496 if (softc->flags & ADA_FLAG_CAN_48BIT) 2497 ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 2498 else 2499 ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 2500 break; 2501 case BIO_ZONE: { 2502 int error, queue_ccb; 2503 2504 queue_ccb = 0; 2505 2506 error = ada_zone_cmd(periph, start_ccb, bp, &queue_ccb); 2507 if ((error != 0) 2508 || (queue_ccb == 0)) { 2509 biofinish(bp, NULL, error); 2510 xpt_release_ccb(start_ccb); 2511 return; 2512 } 2513 break; 2514 } 2515 default: 2516 biofinish(bp, NULL, EOPNOTSUPP); 2517 xpt_release_ccb(start_ccb); 2518 return; 2519 } 2520 start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 2521 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2522 out: 2523 start_ccb->ccb_h.ccb_bp = bp; 2524 softc->outstanding_cmds++; 2525 softc->refcount++; 2526 cam_periph_unlock(periph); 2527 xpt_action(start_ccb); 2528 cam_periph_lock(periph); 2529 2530 /* May have more work to do, so ensure we stay scheduled */ 2531 adaschedule(periph); 2532 break; 2533 } 2534 case ADA_STATE_RAHEAD: 2535 case ADA_STATE_WCACHE: 2536 { 2537 cam_fill_ataio(ataio, 2538 1, 2539 adadone, 2540 CAM_DIR_NONE, 2541 0, 2542 NULL, 2543 0, 2544 ada_default_timeout*1000); 2545 2546 if (softc->state == ADA_STATE_RAHEAD) { 2547 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_RA ? 2548 ATA_SF_ENAB_RCACHE : ATA_SF_DIS_RCACHE, 0, 0); 2549 start_ccb->ccb_h.ccb_state = ADA_CCB_RAHEAD; 2550 } else { 2551 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_WC ? 2552 ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 2553 start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 2554 } 2555 start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 2556 xpt_action(start_ccb); 2557 break; 2558 } 2559 case ADA_STATE_LOGDIR: 2560 { 2561 struct ata_gp_log_dir *log_dir; 2562 2563 if ((softc->flags & ADA_FLAG_CAN_LOG) == 0) { 2564 adaprobedone(periph, start_ccb); 2565 break; 2566 } 2567 2568 log_dir = malloc(sizeof(*log_dir), M_ATADA, M_NOWAIT|M_ZERO); 2569 if (log_dir == NULL) { 2570 xpt_print(periph->path, "Couldn't malloc log_dir " 2571 "data\n"); 2572 softc->state = ADA_STATE_NORMAL; 2573 xpt_release_ccb(start_ccb); 2574 break; 2575 } 2576 2577 2578 ata_read_log(ataio, 2579 /*retries*/1, 2580 /*cbfcnp*/adadone, 2581 /*log_address*/ ATA_LOG_DIRECTORY, 2582 /*page_number*/ 0, 2583 /*block_count*/ 1, 2584 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2585 CAM_ATAIO_DMA : 0, 2586 /*data_ptr*/ (uint8_t *)log_dir, 2587 /*dxfer_len*/sizeof(*log_dir), 2588 /*timeout*/ada_default_timeout*1000); 2589 2590 start_ccb->ccb_h.ccb_state = ADA_CCB_LOGDIR; 2591 xpt_action(start_ccb); 2592 break; 2593 } 2594 case ADA_STATE_IDDIR: 2595 { 2596 struct ata_identify_log_pages *id_dir; 2597 2598 id_dir = malloc(sizeof(*id_dir), M_ATADA, M_NOWAIT | M_ZERO); 2599 if (id_dir == NULL) { 2600 xpt_print(periph->path, "Couldn't malloc id_dir " 2601 "data\n"); 2602 adaprobedone(periph, start_ccb); 2603 break; 2604 } 2605 2606 ata_read_log(ataio, 2607 /*retries*/1, 2608 /*cbfcnp*/adadone, 2609 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2610 /*page_number*/ ATA_IDL_PAGE_LIST, 2611 /*block_count*/ 1, 2612 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2613 CAM_ATAIO_DMA : 0, 2614 /*data_ptr*/ (uint8_t *)id_dir, 2615 /*dxfer_len*/ sizeof(*id_dir), 2616 /*timeout*/ada_default_timeout*1000); 2617 2618 start_ccb->ccb_h.ccb_state = ADA_CCB_IDDIR; 2619 xpt_action(start_ccb); 2620 break; 2621 } 2622 case ADA_STATE_SUP_CAP: 2623 { 2624 struct ata_identify_log_sup_cap *sup_cap; 2625 2626 sup_cap = malloc(sizeof(*sup_cap), M_ATADA, M_NOWAIT|M_ZERO); 2627 if (sup_cap == NULL) { 2628 xpt_print(periph->path, "Couldn't malloc sup_cap " 2629 "data\n"); 2630 adaprobedone(periph, start_ccb); 2631 break; 2632 } 2633 2634 ata_read_log(ataio, 2635 /*retries*/1, 2636 /*cbfcnp*/adadone, 2637 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2638 /*page_number*/ ATA_IDL_SUP_CAP, 2639 /*block_count*/ 1, 2640 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2641 CAM_ATAIO_DMA : 0, 2642 /*data_ptr*/ (uint8_t *)sup_cap, 2643 /*dxfer_len*/ sizeof(*sup_cap), 2644 /*timeout*/ada_default_timeout*1000); 2645 2646 start_ccb->ccb_h.ccb_state = ADA_CCB_SUP_CAP; 2647 xpt_action(start_ccb); 2648 break; 2649 } 2650 case ADA_STATE_ZONE: 2651 { 2652 struct ata_zoned_info_log *ata_zone; 2653 2654 ata_zone = malloc(sizeof(*ata_zone), M_ATADA, M_NOWAIT|M_ZERO); 2655 if (ata_zone == NULL) { 2656 xpt_print(periph->path, "Couldn't malloc ata_zone " 2657 "data\n"); 2658 adaprobedone(periph, start_ccb); 2659 break; 2660 } 2661 2662 ata_read_log(ataio, 2663 /*retries*/1, 2664 /*cbfcnp*/adadone, 2665 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2666 /*page_number*/ ATA_IDL_ZDI, 2667 /*block_count*/ 1, 2668 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2669 CAM_ATAIO_DMA : 0, 2670 /*data_ptr*/ (uint8_t *)ata_zone, 2671 /*dxfer_len*/ sizeof(*ata_zone), 2672 /*timeout*/ada_default_timeout*1000); 2673 2674 start_ccb->ccb_h.ccb_state = ADA_CCB_ZONE; 2675 xpt_action(start_ccb); 2676 break; 2677 } 2678 } 2679 } 2680 2681 static void 2682 adaprobedone(struct cam_periph *periph, union ccb *ccb) 2683 { 2684 struct ada_softc *softc; 2685 2686 softc = (struct ada_softc *)periph->softc; 2687 2688 if (ccb != NULL) 2689 xpt_release_ccb(ccb); 2690 2691 softc->state = ADA_STATE_NORMAL; 2692 softc->flags |= ADA_FLAG_PROBED; 2693 adaschedule(periph); 2694 if ((softc->flags & ADA_FLAG_ANNOUNCED) == 0) { 2695 softc->flags |= ADA_FLAG_ANNOUNCED; 2696 cam_periph_unhold(periph); 2697 } else { 2698 cam_periph_release_locked(periph); 2699 } 2700 } 2701 2702 static void 2703 adazonedone(struct cam_periph *periph, union ccb *ccb) 2704 { 2705 struct bio *bp; 2706 2707 bp = (struct bio *)ccb->ccb_h.ccb_bp; 2708 2709 switch (bp->bio_zone.zone_cmd) { 2710 case DISK_ZONE_OPEN: 2711 case DISK_ZONE_CLOSE: 2712 case DISK_ZONE_FINISH: 2713 case DISK_ZONE_RWP: 2714 break; 2715 case DISK_ZONE_REPORT_ZONES: { 2716 uint32_t avail_len; 2717 struct disk_zone_report *rep; 2718 struct scsi_report_zones_hdr *hdr; 2719 struct scsi_report_zones_desc *desc; 2720 struct disk_zone_rep_entry *entry; 2721 uint32_t hdr_len, num_avail; 2722 uint32_t num_to_fill, i; 2723 2724 rep = &bp->bio_zone.zone_params.report; 2725 avail_len = ccb->ataio.dxfer_len - ccb->ataio.resid; 2726 /* 2727 * Note that bio_resid isn't normally used for zone 2728 * commands, but it is used by devstat_end_transaction_bio() 2729 * to determine how much data was transferred. Because 2730 * the size of the SCSI/ATA data structures is different 2731 * than the size of the BIO interface structures, the 2732 * amount of data actually transferred from the drive will 2733 * be different than the amount of data transferred to 2734 * the user. 2735 */ 2736 hdr = (struct scsi_report_zones_hdr *)ccb->ataio.data_ptr; 2737 if (avail_len < sizeof(*hdr)) { 2738 /* 2739 * Is there a better error than EIO here? We asked 2740 * for at least the header, and we got less than 2741 * that. 2742 */ 2743 bp->bio_error = EIO; 2744 bp->bio_flags |= BIO_ERROR; 2745 bp->bio_resid = bp->bio_bcount; 2746 break; 2747 } 2748 2749 hdr_len = le32dec(hdr->length); 2750 if (hdr_len > 0) 2751 rep->entries_available = hdr_len / sizeof(*desc); 2752 else 2753 rep->entries_available = 0; 2754 /* 2755 * NOTE: using the same values for the BIO version of the 2756 * same field as the SCSI/ATA values. This means we could 2757 * get some additional values that aren't defined in bio.h 2758 * if more values of the same field are defined later. 2759 */ 2760 rep->header.same = hdr->byte4 & SRZ_SAME_MASK; 2761 rep->header.maximum_lba = le64dec(hdr->maximum_lba); 2762 /* 2763 * If the drive reports no entries that match the query, 2764 * we're done. 2765 */ 2766 if (hdr_len == 0) { 2767 rep->entries_filled = 0; 2768 bp->bio_resid = bp->bio_bcount; 2769 break; 2770 } 2771 2772 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc), 2773 hdr_len / sizeof(*desc)); 2774 /* 2775 * If the drive didn't return any data, then we're done. 2776 */ 2777 if (num_avail == 0) { 2778 rep->entries_filled = 0; 2779 bp->bio_resid = bp->bio_bcount; 2780 break; 2781 } 2782 2783 num_to_fill = min(num_avail, rep->entries_allocated); 2784 /* 2785 * If the user didn't allocate any entries for us to fill, 2786 * we're done. 2787 */ 2788 if (num_to_fill == 0) { 2789 rep->entries_filled = 0; 2790 bp->bio_resid = bp->bio_bcount; 2791 break; 2792 } 2793 2794 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0]; 2795 i < num_to_fill; i++, desc++, entry++) { 2796 /* 2797 * NOTE: we're mapping the values here directly 2798 * from the SCSI/ATA bit definitions to the bio.h 2799 * definitions. There is also a warning in 2800 * disk_zone.h, but the impact is that if 2801 * additional values are added in the SCSI/ATA 2802 * specs these will be visible to consumers of 2803 * this interface. 2804 */ 2805 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK; 2806 entry->zone_condition = 2807 (desc->zone_flags & SRZ_ZONE_COND_MASK) >> 2808 SRZ_ZONE_COND_SHIFT; 2809 entry->zone_flags |= desc->zone_flags & 2810 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET); 2811 entry->zone_length = le64dec(desc->zone_length); 2812 entry->zone_start_lba = le64dec(desc->zone_start_lba); 2813 entry->write_pointer_lba = 2814 le64dec(desc->write_pointer_lba); 2815 } 2816 rep->entries_filled = num_to_fill; 2817 /* 2818 * Note that this residual is accurate from the user's 2819 * standpoint, but the amount transferred isn't accurate 2820 * from the standpoint of what actually came back from the 2821 * drive. 2822 */ 2823 bp->bio_resid = bp->bio_bcount - (num_to_fill * sizeof(*entry)); 2824 break; 2825 } 2826 case DISK_ZONE_GET_PARAMS: 2827 default: 2828 /* 2829 * In theory we should not get a GET_PARAMS bio, since it 2830 * should be handled without queueing the command to the 2831 * drive. 2832 */ 2833 panic("%s: Invalid zone command %d", __func__, 2834 bp->bio_zone.zone_cmd); 2835 break; 2836 } 2837 2838 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES) 2839 free(ccb->ataio.data_ptr, M_ATADA); 2840 } 2841 2842 2843 static void 2844 adadone(struct cam_periph *periph, union ccb *done_ccb) 2845 { 2846 struct ada_softc *softc; 2847 struct ccb_ataio *ataio; 2848 struct cam_path *path; 2849 uint32_t priority; 2850 int state; 2851 2852 softc = (struct ada_softc *)periph->softc; 2853 ataio = &done_ccb->ataio; 2854 path = done_ccb->ccb_h.path; 2855 priority = done_ccb->ccb_h.pinfo.priority; 2856 2857 CAM_DEBUG(path, CAM_DEBUG_TRACE, ("adadone\n")); 2858 2859 state = ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK; 2860 switch (state) { 2861 case ADA_CCB_BUFFER_IO: 2862 case ADA_CCB_TRIM: 2863 { 2864 struct bio *bp; 2865 int error; 2866 2867 cam_periph_lock(periph); 2868 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2869 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2870 error = adaerror(done_ccb, 0, 0); 2871 if (error == ERESTART) { 2872 /* A retry was scheduled, so just return. */ 2873 cam_periph_unlock(periph); 2874 return; 2875 } 2876 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2877 cam_release_devq(path, 2878 /*relsim_flags*/0, 2879 /*reduction*/0, 2880 /*timeout*/0, 2881 /*getcount_only*/0); 2882 /* 2883 * If we get an error on an NCQ DSM TRIM, fall back 2884 * to a non-NCQ DSM TRIM forever. Please note that if 2885 * CAN_NCQ_TRIM is set, CAN_TRIM is necessarily set too. 2886 * However, for this one trim, we treat it as advisory 2887 * and return success up the stack. 2888 */ 2889 if (state == ADA_CCB_TRIM && 2890 error != 0 && 2891 (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) != 0) { 2892 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 2893 error = 0; 2894 adasetdeletemethod(softc); 2895 } 2896 } else { 2897 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2898 panic("REQ_CMP with QFRZN"); 2899 2900 error = 0; 2901 } 2902 bp->bio_error = error; 2903 if (error != 0) { 2904 bp->bio_resid = bp->bio_bcount; 2905 bp->bio_flags |= BIO_ERROR; 2906 } else { 2907 if (bp->bio_cmd == BIO_ZONE) 2908 adazonedone(periph, done_ccb); 2909 else if (state == ADA_CCB_TRIM) 2910 bp->bio_resid = 0; 2911 else 2912 bp->bio_resid = ataio->resid; 2913 2914 if ((bp->bio_resid > 0) 2915 && (bp->bio_cmd != BIO_ZONE)) 2916 bp->bio_flags |= BIO_ERROR; 2917 } 2918 softc->outstanding_cmds--; 2919 if (softc->outstanding_cmds == 0) 2920 softc->flags |= ADA_FLAG_WAS_OTAG; 2921 2922 /* 2923 * We need to call cam_iosched before we call biodone so that we 2924 * don't measure any activity that happens in the completion 2925 * routine, which in the case of sendfile can be quite 2926 * extensive. Release the periph refcount taken in adastart() 2927 * for each CCB. 2928 */ 2929 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb); 2930 xpt_release_ccb(done_ccb); 2931 KASSERT(softc->refcount >= 1, ("adadone softc %p refcount %d", softc, softc->refcount)); 2932 softc->refcount--; 2933 if (state == ADA_CCB_TRIM) { 2934 TAILQ_HEAD(, bio) queue; 2935 struct bio *bp1; 2936 2937 TAILQ_INIT(&queue); 2938 TAILQ_CONCAT(&queue, &softc->trim_req.bps, bio_queue); 2939 /* 2940 * Normally, the xpt_release_ccb() above would make sure 2941 * that when we have more work to do, that work would 2942 * get kicked off. However, we specifically keep 2943 * trim_running set to 0 before the call above to allow 2944 * other I/O to progress when many BIO_DELETE requests 2945 * are pushed down. We set trim_running to 0 and call 2946 * daschedule again so that we don't stall if there are 2947 * no other I/Os pending apart from BIO_DELETEs. 2948 */ 2949 cam_iosched_trim_done(softc->cam_iosched); 2950 adaschedule(periph); 2951 cam_periph_unlock(periph); 2952 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 2953 TAILQ_REMOVE(&queue, bp1, bio_queue); 2954 bp1->bio_error = error; 2955 if (error != 0) { 2956 bp1->bio_flags |= BIO_ERROR; 2957 bp1->bio_resid = bp1->bio_bcount; 2958 } else 2959 bp1->bio_resid = 0; 2960 biodone(bp1); 2961 } 2962 } else { 2963 adaschedule(periph); 2964 cam_periph_unlock(periph); 2965 biodone(bp); 2966 } 2967 return; 2968 } 2969 case ADA_CCB_RAHEAD: 2970 { 2971 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2972 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2973 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2974 cam_release_devq(path, 0, 0, 0, FALSE); 2975 return; 2976 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2977 cam_release_devq(path, 2978 /*relsim_flags*/0, 2979 /*reduction*/0, 2980 /*timeout*/0, 2981 /*getcount_only*/0); 2982 } 2983 } 2984 2985 /* 2986 * Since our peripheral may be invalidated by an error 2987 * above or an external event, we must release our CCB 2988 * before releasing the reference on the peripheral. 2989 * The peripheral will only go away once the last reference 2990 * is removed, and we need it around for the CCB release 2991 * operation. 2992 */ 2993 2994 xpt_release_ccb(done_ccb); 2995 softc->state = ADA_STATE_WCACHE; 2996 xpt_schedule(periph, priority); 2997 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2998 cam_release_devq(path, 0, 0, 0, FALSE); 2999 return; 3000 } 3001 case ADA_CCB_WCACHE: 3002 { 3003 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3004 if (adaerror(done_ccb, 0, 0) == ERESTART) { 3005 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 3006 cam_release_devq(path, 0, 0, 0, FALSE); 3007 return; 3008 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3009 cam_release_devq(path, 3010 /*relsim_flags*/0, 3011 /*reduction*/0, 3012 /*timeout*/0, 3013 /*getcount_only*/0); 3014 } 3015 } 3016 3017 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 3018 cam_release_devq(path, 0, 0, 0, FALSE); 3019 3020 if ((softc->flags & ADA_FLAG_CAN_LOG) 3021 && (softc->zone_mode != ADA_ZONE_NONE)) { 3022 xpt_release_ccb(done_ccb); 3023 softc->state = ADA_STATE_LOGDIR; 3024 xpt_schedule(periph, priority); 3025 } else { 3026 adaprobedone(periph, done_ccb); 3027 } 3028 return; 3029 } 3030 case ADA_CCB_LOGDIR: 3031 { 3032 int error; 3033 3034 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3035 error = 0; 3036 softc->valid_logdir_len = 0; 3037 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir)); 3038 softc->valid_logdir_len = 3039 ataio->dxfer_len - ataio->resid; 3040 if (softc->valid_logdir_len > 0) 3041 bcopy(ataio->data_ptr, &softc->ata_logdir, 3042 min(softc->valid_logdir_len, 3043 sizeof(softc->ata_logdir))); 3044 /* 3045 * Figure out whether the Identify Device log is 3046 * supported. The General Purpose log directory 3047 * has a header, and lists the number of pages 3048 * available for each GP log identified by the 3049 * offset into the list. 3050 */ 3051 if ((softc->valid_logdir_len >= 3052 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t))) 3053 && (le16dec(softc->ata_logdir.header) == 3054 ATA_GP_LOG_DIR_VERSION) 3055 && (le16dec(&softc->ata_logdir.num_pages[ 3056 (ATA_IDENTIFY_DATA_LOG * 3057 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){ 3058 softc->flags |= ADA_FLAG_CAN_IDLOG; 3059 } else { 3060 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3061 } 3062 } else { 3063 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3064 SF_RETRY_UA|SF_NO_PRINT); 3065 if (error == ERESTART) 3066 return; 3067 else if (error != 0) { 3068 /* 3069 * If we can't get the ATA log directory, 3070 * then ATA logs are effectively not 3071 * supported even if the bit is set in the 3072 * identify data. 3073 */ 3074 softc->flags &= ~(ADA_FLAG_CAN_LOG | 3075 ADA_FLAG_CAN_IDLOG); 3076 if ((done_ccb->ccb_h.status & 3077 CAM_DEV_QFRZN) != 0) { 3078 /* Don't wedge this device's queue */ 3079 cam_release_devq(done_ccb->ccb_h.path, 3080 /*relsim_flags*/0, 3081 /*reduction*/0, 3082 /*timeout*/0, 3083 /*getcount_only*/0); 3084 } 3085 } 3086 3087 3088 } 3089 3090 free(ataio->data_ptr, M_ATADA); 3091 3092 if ((error == 0) 3093 && (softc->flags & ADA_FLAG_CAN_IDLOG)) { 3094 softc->state = ADA_STATE_IDDIR; 3095 xpt_release_ccb(done_ccb); 3096 xpt_schedule(periph, priority); 3097 } else 3098 adaprobedone(periph, done_ccb); 3099 3100 return; 3101 } 3102 case ADA_CCB_IDDIR: { 3103 int error; 3104 3105 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3106 off_t entries_offset, max_entries; 3107 error = 0; 3108 3109 softc->valid_iddir_len = 0; 3110 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir)); 3111 softc->flags &= ~(ADA_FLAG_CAN_SUPCAP | 3112 ADA_FLAG_CAN_ZONE); 3113 softc->valid_iddir_len = 3114 ataio->dxfer_len - ataio->resid; 3115 if (softc->valid_iddir_len > 0) 3116 bcopy(ataio->data_ptr, &softc->ata_iddir, 3117 min(softc->valid_iddir_len, 3118 sizeof(softc->ata_iddir))); 3119 3120 entries_offset = 3121 __offsetof(struct ata_identify_log_pages,entries); 3122 max_entries = softc->valid_iddir_len - entries_offset; 3123 if ((softc->valid_iddir_len > (entries_offset + 1)) 3124 && (le64dec(softc->ata_iddir.header) == 3125 ATA_IDLOG_REVISION) 3126 && (softc->ata_iddir.entry_count > 0)) { 3127 int num_entries, i; 3128 3129 num_entries = softc->ata_iddir.entry_count; 3130 num_entries = min(num_entries, 3131 softc->valid_iddir_len - entries_offset); 3132 for (i = 0; i < num_entries && 3133 i < max_entries; i++) { 3134 if (softc->ata_iddir.entries[i] == 3135 ATA_IDL_SUP_CAP) 3136 softc->flags |= 3137 ADA_FLAG_CAN_SUPCAP; 3138 else if (softc->ata_iddir.entries[i]== 3139 ATA_IDL_ZDI) 3140 softc->flags |= 3141 ADA_FLAG_CAN_ZONE; 3142 3143 if ((softc->flags & 3144 ADA_FLAG_CAN_SUPCAP) 3145 && (softc->flags & 3146 ADA_FLAG_CAN_ZONE)) 3147 break; 3148 } 3149 } 3150 } else { 3151 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3152 SF_RETRY_UA|SF_NO_PRINT); 3153 if (error == ERESTART) 3154 return; 3155 else if (error != 0) { 3156 /* 3157 * If we can't get the ATA Identify Data log 3158 * directory, then it effectively isn't 3159 * supported even if the ATA Log directory 3160 * a non-zero number of pages present for 3161 * this log. 3162 */ 3163 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3164 if ((done_ccb->ccb_h.status & 3165 CAM_DEV_QFRZN) != 0) { 3166 /* Don't wedge this device's queue */ 3167 cam_release_devq(done_ccb->ccb_h.path, 3168 /*relsim_flags*/0, 3169 /*reduction*/0, 3170 /*timeout*/0, 3171 /*getcount_only*/0); 3172 } 3173 } 3174 } 3175 3176 free(ataio->data_ptr, M_ATADA); 3177 3178 if ((error == 0) 3179 && (softc->flags & ADA_FLAG_CAN_SUPCAP)) { 3180 softc->state = ADA_STATE_SUP_CAP; 3181 xpt_release_ccb(done_ccb); 3182 xpt_schedule(periph, priority); 3183 } else 3184 adaprobedone(periph, done_ccb); 3185 return; 3186 } 3187 case ADA_CCB_SUP_CAP: { 3188 int error; 3189 3190 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3191 uint32_t valid_len; 3192 size_t needed_size; 3193 struct ata_identify_log_sup_cap *sup_cap; 3194 error = 0; 3195 3196 sup_cap = (struct ata_identify_log_sup_cap *) 3197 ataio->data_ptr; 3198 valid_len = ataio->dxfer_len - ataio->resid; 3199 needed_size = 3200 __offsetof(struct ata_identify_log_sup_cap, 3201 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap); 3202 if (valid_len >= needed_size) { 3203 uint64_t zoned, zac_cap; 3204 3205 zoned = le64dec(sup_cap->zoned_cap); 3206 if (zoned & ATA_ZONED_VALID) { 3207 /* 3208 * This should have already been 3209 * set, because this is also in the 3210 * ATA identify data. 3211 */ 3212 if ((zoned & ATA_ZONED_MASK) == 3213 ATA_SUPPORT_ZONE_HOST_AWARE) 3214 softc->zone_mode = 3215 ADA_ZONE_HOST_AWARE; 3216 else if ((zoned & ATA_ZONED_MASK) == 3217 ATA_SUPPORT_ZONE_DEV_MANAGED) 3218 softc->zone_mode = 3219 ADA_ZONE_DRIVE_MANAGED; 3220 } 3221 3222 zac_cap = le64dec(sup_cap->sup_zac_cap); 3223 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) { 3224 if (zac_cap & ATA_REPORT_ZONES_SUP) 3225 softc->zone_flags |= 3226 ADA_ZONE_FLAG_RZ_SUP; 3227 if (zac_cap & ATA_ND_OPEN_ZONE_SUP) 3228 softc->zone_flags |= 3229 ADA_ZONE_FLAG_OPEN_SUP; 3230 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP) 3231 softc->zone_flags |= 3232 ADA_ZONE_FLAG_CLOSE_SUP; 3233 if (zac_cap & ATA_ND_FINISH_ZONE_SUP) 3234 softc->zone_flags |= 3235 ADA_ZONE_FLAG_FINISH_SUP; 3236 if (zac_cap & ATA_ND_RWP_SUP) 3237 softc->zone_flags |= 3238 ADA_ZONE_FLAG_RWP_SUP; 3239 } else { 3240 /* 3241 * This field was introduced in 3242 * ACS-4, r08 on April 28th, 2015. 3243 * If the drive firmware was written 3244 * to an earlier spec, it won't have 3245 * the field. So, assume all 3246 * commands are supported. 3247 */ 3248 softc->zone_flags |= 3249 ADA_ZONE_FLAG_SUP_MASK; 3250 } 3251 } 3252 } else { 3253 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3254 SF_RETRY_UA|SF_NO_PRINT); 3255 if (error == ERESTART) 3256 return; 3257 else if (error != 0) { 3258 /* 3259 * If we can't get the ATA Identify Data 3260 * Supported Capabilities page, clear the 3261 * flag... 3262 */ 3263 softc->flags &= ~ADA_FLAG_CAN_SUPCAP; 3264 /* 3265 * And clear zone capabilities. 3266 */ 3267 softc->zone_flags &= ~ADA_ZONE_FLAG_SUP_MASK; 3268 if ((done_ccb->ccb_h.status & 3269 CAM_DEV_QFRZN) != 0) { 3270 /* Don't wedge this device's queue */ 3271 cam_release_devq(done_ccb->ccb_h.path, 3272 /*relsim_flags*/0, 3273 /*reduction*/0, 3274 /*timeout*/0, 3275 /*getcount_only*/0); 3276 } 3277 } 3278 } 3279 3280 free(ataio->data_ptr, M_ATADA); 3281 3282 if ((error == 0) 3283 && (softc->flags & ADA_FLAG_CAN_ZONE)) { 3284 softc->state = ADA_STATE_ZONE; 3285 xpt_release_ccb(done_ccb); 3286 xpt_schedule(periph, priority); 3287 } else 3288 adaprobedone(periph, done_ccb); 3289 return; 3290 } 3291 case ADA_CCB_ZONE: { 3292 int error; 3293 3294 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3295 struct ata_zoned_info_log *zi_log; 3296 uint32_t valid_len; 3297 size_t needed_size; 3298 3299 zi_log = (struct ata_zoned_info_log *)ataio->data_ptr; 3300 3301 valid_len = ataio->dxfer_len - ataio->resid; 3302 needed_size = __offsetof(struct ata_zoned_info_log, 3303 version_info) + 1 + sizeof(zi_log->version_info); 3304 if (valid_len >= needed_size) { 3305 uint64_t tmpvar; 3306 3307 tmpvar = le64dec(zi_log->zoned_cap); 3308 if (tmpvar & ATA_ZDI_CAP_VALID) { 3309 if (tmpvar & ATA_ZDI_CAP_URSWRZ) 3310 softc->zone_flags |= 3311 ADA_ZONE_FLAG_URSWRZ; 3312 else 3313 softc->zone_flags &= 3314 ~ADA_ZONE_FLAG_URSWRZ; 3315 } 3316 tmpvar = le64dec(zi_log->optimal_seq_zones); 3317 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) { 3318 softc->zone_flags |= 3319 ADA_ZONE_FLAG_OPT_SEQ_SET; 3320 softc->optimal_seq_zones = (tmpvar & 3321 ATA_ZDI_OPT_SEQ_MASK); 3322 } else { 3323 softc->zone_flags &= 3324 ~ADA_ZONE_FLAG_OPT_SEQ_SET; 3325 softc->optimal_seq_zones = 0; 3326 } 3327 3328 tmpvar =le64dec(zi_log->optimal_nonseq_zones); 3329 if (tmpvar & ATA_ZDI_OPT_NS_VALID) { 3330 softc->zone_flags |= 3331 ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3332 softc->optimal_nonseq_zones = 3333 (tmpvar & ATA_ZDI_OPT_NS_MASK); 3334 } else { 3335 softc->zone_flags &= 3336 ~ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3337 softc->optimal_nonseq_zones = 0; 3338 } 3339 3340 tmpvar = le64dec(zi_log->max_seq_req_zones); 3341 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) { 3342 softc->zone_flags |= 3343 ADA_ZONE_FLAG_MAX_SEQ_SET; 3344 softc->max_seq_zones = 3345 (tmpvar & ATA_ZDI_MAX_SEQ_MASK); 3346 } else { 3347 softc->zone_flags &= 3348 ~ADA_ZONE_FLAG_MAX_SEQ_SET; 3349 softc->max_seq_zones = 0; 3350 } 3351 } 3352 } else { 3353 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3354 SF_RETRY_UA|SF_NO_PRINT); 3355 if (error == ERESTART) 3356 return; 3357 else if (error != 0) { 3358 softc->flags &= ~ADA_FLAG_CAN_ZONE; 3359 softc->flags &= ~ADA_ZONE_FLAG_SET_MASK; 3360 3361 if ((done_ccb->ccb_h.status & 3362 CAM_DEV_QFRZN) != 0) { 3363 /* Don't wedge this device's queue */ 3364 cam_release_devq(done_ccb->ccb_h.path, 3365 /*relsim_flags*/0, 3366 /*reduction*/0, 3367 /*timeout*/0, 3368 /*getcount_only*/0); 3369 } 3370 } 3371 } 3372 free(ataio->data_ptr, M_ATADA); 3373 3374 adaprobedone(periph, done_ccb); 3375 return; 3376 } 3377 case ADA_CCB_DUMP: 3378 /* No-op. We're polling */ 3379 return; 3380 default: 3381 break; 3382 } 3383 xpt_release_ccb(done_ccb); 3384 } 3385 3386 static int 3387 adaerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3388 { 3389 #ifdef CAM_IO_STATS 3390 struct ada_softc *softc; 3391 struct cam_periph *periph; 3392 3393 periph = xpt_path_periph(ccb->ccb_h.path); 3394 softc = (struct ada_softc *)periph->softc; 3395 3396 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 3397 case CAM_CMD_TIMEOUT: 3398 softc->timeouts++; 3399 break; 3400 case CAM_REQ_ABORTED: 3401 case CAM_REQ_CMP_ERR: 3402 case CAM_REQ_TERMIO: 3403 case CAM_UNREC_HBA_ERROR: 3404 case CAM_DATA_RUN_ERR: 3405 case CAM_ATA_STATUS_ERROR: 3406 softc->errors++; 3407 break; 3408 default: 3409 break; 3410 } 3411 #endif 3412 3413 return(cam_periph_error(ccb, cam_flags, sense_flags)); 3414 } 3415 3416 static void 3417 adasetgeom(struct ada_softc *softc, struct ccb_getdev *cgd) 3418 { 3419 struct disk_params *dp = &softc->params; 3420 u_int64_t lbasize48; 3421 u_int32_t lbasize; 3422 u_int maxio, d_flags; 3423 3424 dp->secsize = ata_logical_sector_size(&cgd->ident_data); 3425 if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 3426 cgd->ident_data.current_heads != 0 && 3427 cgd->ident_data.current_sectors != 0) { 3428 dp->heads = cgd->ident_data.current_heads; 3429 dp->secs_per_track = cgd->ident_data.current_sectors; 3430 dp->cylinders = cgd->ident_data.cylinders; 3431 dp->sectors = (u_int32_t)cgd->ident_data.current_size_1 | 3432 ((u_int32_t)cgd->ident_data.current_size_2 << 16); 3433 } else { 3434 dp->heads = cgd->ident_data.heads; 3435 dp->secs_per_track = cgd->ident_data.sectors; 3436 dp->cylinders = cgd->ident_data.cylinders; 3437 dp->sectors = cgd->ident_data.cylinders * 3438 (u_int32_t)(dp->heads * dp->secs_per_track); 3439 } 3440 lbasize = (u_int32_t)cgd->ident_data.lba_size_1 | 3441 ((u_int32_t)cgd->ident_data.lba_size_2 << 16); 3442 3443 /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 3444 if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 3445 dp->sectors = lbasize; 3446 3447 /* use the 48bit LBA size if valid */ 3448 lbasize48 = ((u_int64_t)cgd->ident_data.lba_size48_1) | 3449 ((u_int64_t)cgd->ident_data.lba_size48_2 << 16) | 3450 ((u_int64_t)cgd->ident_data.lba_size48_3 << 32) | 3451 ((u_int64_t)cgd->ident_data.lba_size48_4 << 48); 3452 if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 3453 lbasize48 > ATA_MAX_28BIT_LBA) 3454 dp->sectors = lbasize48; 3455 3456 maxio = softc->cpi.maxio; /* Honor max I/O size of SIM */ 3457 if (maxio == 0) 3458 maxio = DFLTPHYS; /* traditional default */ 3459 else if (maxio > MAXPHYS) 3460 maxio = MAXPHYS; /* for safety */ 3461 if (softc->flags & ADA_FLAG_CAN_48BIT) 3462 maxio = min(maxio, 65536 * softc->params.secsize); 3463 else /* 28bit ATA command limit */ 3464 maxio = min(maxio, 256 * softc->params.secsize); 3465 if (softc->quirks & ADA_Q_128KB) 3466 maxio = min(maxio, 128 * 1024); 3467 softc->disk->d_maxsize = maxio; 3468 d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE; 3469 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) 3470 d_flags |= DISKFLAG_CANFLUSHCACHE; 3471 if (softc->flags & ADA_FLAG_CAN_TRIM) { 3472 d_flags |= DISKFLAG_CANDELETE; 3473 softc->disk->d_delmaxsize = softc->params.secsize * 3474 ATA_DSM_RANGE_MAX * softc->trim_max_ranges; 3475 } else if ((softc->flags & ADA_FLAG_CAN_CFA) && 3476 !(softc->flags & ADA_FLAG_CAN_48BIT)) { 3477 d_flags |= DISKFLAG_CANDELETE; 3478 softc->disk->d_delmaxsize = 256 * softc->params.secsize; 3479 } else 3480 softc->disk->d_delmaxsize = maxio; 3481 if ((softc->cpi.hba_misc & PIM_UNMAPPED) != 0) { 3482 d_flags |= DISKFLAG_UNMAPPED_BIO; 3483 softc->flags |= ADA_FLAG_UNMAPPEDIO; 3484 } 3485 softc->disk->d_flags = d_flags; 3486 strlcpy(softc->disk->d_descr, cgd->ident_data.model, 3487 MIN(sizeof(softc->disk->d_descr), sizeof(cgd->ident_data.model))); 3488 strlcpy(softc->disk->d_ident, cgd->ident_data.serial, 3489 MIN(sizeof(softc->disk->d_ident), sizeof(cgd->ident_data.serial))); 3490 3491 softc->disk->d_sectorsize = softc->params.secsize; 3492 softc->disk->d_mediasize = (off_t)softc->params.sectors * 3493 softc->params.secsize; 3494 if (ata_physical_sector_size(&cgd->ident_data) != 3495 softc->params.secsize) { 3496 softc->disk->d_stripesize = 3497 ata_physical_sector_size(&cgd->ident_data); 3498 softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 3499 ata_logical_sector_offset(&cgd->ident_data)) % 3500 softc->disk->d_stripesize; 3501 } else if (softc->quirks & ADA_Q_4K) { 3502 softc->disk->d_stripesize = 4096; 3503 softc->disk->d_stripeoffset = 0; 3504 } 3505 softc->disk->d_fwsectors = softc->params.secs_per_track; 3506 softc->disk->d_fwheads = softc->params.heads; 3507 ata_disk_firmware_geom_adjust(softc->disk); 3508 softc->disk->d_rotation_rate = cgd->ident_data.media_rotation_rate; 3509 snprintf(softc->disk->d_attachment, sizeof(softc->disk->d_attachment), 3510 "%s%d", softc->cpi.dev_name, softc->cpi.unit_number); 3511 } 3512 3513 static void 3514 adasendorderedtag(void *arg) 3515 { 3516 struct ada_softc *softc = arg; 3517 3518 if (ada_send_ordered) { 3519 if (softc->outstanding_cmds > 0) { 3520 if ((softc->flags & ADA_FLAG_WAS_OTAG) == 0) 3521 softc->flags |= ADA_FLAG_NEED_OTAG; 3522 softc->flags &= ~ADA_FLAG_WAS_OTAG; 3523 } 3524 } 3525 /* Queue us up again */ 3526 callout_reset(&softc->sendordered_c, 3527 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 3528 adasendorderedtag, softc); 3529 } 3530 3531 /* 3532 * Step through all ADA peripheral drivers, and if the device is still open, 3533 * sync the disk cache to physical media. 3534 */ 3535 static void 3536 adaflush(void) 3537 { 3538 struct cam_periph *periph; 3539 struct ada_softc *softc; 3540 union ccb *ccb; 3541 int error; 3542 3543 CAM_PERIPH_FOREACH(periph, &adadriver) { 3544 softc = (struct ada_softc *)periph->softc; 3545 if (SCHEDULER_STOPPED()) { 3546 /* If we paniced with the lock held, do not recurse. */ 3547 if (!cam_periph_owned(periph) && 3548 (softc->flags & ADA_FLAG_OPEN)) { 3549 adadump(softc->disk, NULL, 0, 0, 0); 3550 } 3551 continue; 3552 } 3553 cam_periph_lock(periph); 3554 /* 3555 * We only sync the cache if the drive is still open, and 3556 * if the drive is capable of it.. 3557 */ 3558 if (((softc->flags & ADA_FLAG_OPEN) == 0) || 3559 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 3560 cam_periph_unlock(periph); 3561 continue; 3562 } 3563 3564 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3565 cam_fill_ataio(&ccb->ataio, 3566 0, 3567 NULL, 3568 CAM_DIR_NONE, 3569 0, 3570 NULL, 3571 0, 3572 ada_default_timeout*1000); 3573 if (softc->flags & ADA_FLAG_CAN_48BIT) 3574 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 3575 else 3576 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 3577 3578 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3579 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3580 softc->disk->d_devstat); 3581 if (error != 0) 3582 xpt_print(periph->path, "Synchronize cache failed\n"); 3583 xpt_release_ccb(ccb); 3584 cam_periph_unlock(periph); 3585 } 3586 } 3587 3588 static void 3589 adaspindown(uint8_t cmd, int flags) 3590 { 3591 struct cam_periph *periph; 3592 struct ada_softc *softc; 3593 struct ccb_ataio local_ccb; 3594 int error; 3595 3596 CAM_PERIPH_FOREACH(periph, &adadriver) { 3597 /* If we paniced with lock held - not recurse here. */ 3598 if (cam_periph_owned(periph)) 3599 continue; 3600 cam_periph_lock(periph); 3601 softc = (struct ada_softc *)periph->softc; 3602 /* 3603 * We only spin-down the drive if it is capable of it.. 3604 */ 3605 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3606 cam_periph_unlock(periph); 3607 continue; 3608 } 3609 3610 if (bootverbose) 3611 xpt_print(periph->path, "spin-down\n"); 3612 3613 memset(&local_ccb, 0, sizeof(local_ccb)); 3614 xpt_setup_ccb(&local_ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3615 local_ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 3616 3617 cam_fill_ataio(&local_ccb, 3618 0, 3619 NULL, 3620 CAM_DIR_NONE | flags, 3621 0, 3622 NULL, 3623 0, 3624 ada_default_timeout*1000); 3625 ata_28bit_cmd(&local_ccb, cmd, 0, 0, 0); 3626 error = cam_periph_runccb((union ccb *)&local_ccb, adaerror, 3627 /*cam_flags*/0, /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3628 softc->disk->d_devstat); 3629 if (error != 0) 3630 xpt_print(periph->path, "Spin-down disk failed\n"); 3631 cam_periph_unlock(periph); 3632 } 3633 } 3634 3635 static void 3636 adashutdown(void *arg, int howto) 3637 { 3638 int how; 3639 3640 adaflush(); 3641 3642 /* 3643 * STANDBY IMMEDIATE saves any volatile data to the drive. It also spins 3644 * down hard drives. IDLE IMMEDIATE also saves the volatile data without 3645 * a spindown. We send the former when we expect to lose power soon. For 3646 * a warm boot, we send the latter to avoid a thundering herd of spinups 3647 * just after the kernel loads while probing. We have to do something to 3648 * flush the data because the BIOS in many systems resets the HBA 3649 * causing a COMINIT/COMRESET negotiation, which some drives interpret 3650 * as license to toss the volatile data, and others count as unclean 3651 * shutdown when in the Active PM state in SMART attributes. 3652 * 3653 * adaspindown will ensure that we don't send this to a drive that 3654 * doesn't support it. 3655 */ 3656 if (ada_spindown_shutdown != 0) { 3657 how = (howto & (RB_HALT | RB_POWEROFF | RB_POWERCYCLE)) ? 3658 ATA_STANDBY_IMMEDIATE : ATA_IDLE_IMMEDIATE; 3659 adaspindown(how, 0); 3660 } 3661 } 3662 3663 static void 3664 adasuspend(void *arg) 3665 { 3666 3667 adaflush(); 3668 /* 3669 * SLEEP also fushes any volatile data, like STANDBY IMEDIATE, 3670 * so we don't need to send it as well. 3671 */ 3672 if (ada_spindown_suspend != 0) 3673 adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 3674 } 3675 3676 static void 3677 adaresume(void *arg) 3678 { 3679 struct cam_periph *periph; 3680 struct ada_softc *softc; 3681 3682 if (ada_spindown_suspend == 0) 3683 return; 3684 3685 CAM_PERIPH_FOREACH(periph, &adadriver) { 3686 cam_periph_lock(periph); 3687 softc = (struct ada_softc *)periph->softc; 3688 /* 3689 * We only spin-down the drive if it is capable of it.. 3690 */ 3691 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3692 cam_periph_unlock(periph); 3693 continue; 3694 } 3695 3696 if (bootverbose) 3697 xpt_print(periph->path, "resume\n"); 3698 3699 /* 3700 * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 3701 * sleep request. 3702 */ 3703 cam_release_devq(periph->path, 3704 /*relsim_flags*/0, 3705 /*openings*/0, 3706 /*timeout*/0, 3707 /*getcount_only*/0); 3708 3709 cam_periph_unlock(periph); 3710 } 3711 } 3712 3713 #endif /* _KERNEL */ 3714