1 /*- 2 * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27 #include <sys/cdefs.h> 28 __FBSDID("$FreeBSD$"); 29 30 #include "opt_ada.h" 31 32 #include <sys/param.h> 33 34 #ifdef _KERNEL 35 #include <sys/systm.h> 36 #include <sys/kernel.h> 37 #include <sys/bio.h> 38 #include <sys/sysctl.h> 39 #include <sys/taskqueue.h> 40 #include <sys/lock.h> 41 #include <sys/mutex.h> 42 #include <sys/conf.h> 43 #include <sys/devicestat.h> 44 #include <sys/eventhandler.h> 45 #include <sys/malloc.h> 46 #include <sys/endian.h> 47 #include <sys/cons.h> 48 #include <sys/proc.h> 49 #include <sys/reboot.h> 50 #include <sys/sbuf.h> 51 #include <geom/geom_disk.h> 52 #endif /* _KERNEL */ 53 54 #ifndef _KERNEL 55 #include <stdio.h> 56 #include <string.h> 57 #endif /* _KERNEL */ 58 59 #include <cam/cam.h> 60 #include <cam/cam_ccb.h> 61 #include <cam/cam_periph.h> 62 #include <cam/cam_xpt_periph.h> 63 #include <cam/scsi/scsi_all.h> 64 #include <cam/scsi/scsi_da.h> 65 #include <cam/cam_sim.h> 66 #include <cam/cam_iosched.h> 67 68 #include <cam/ata/ata_all.h> 69 70 #include <machine/md_var.h> /* geometry translation */ 71 72 #ifdef _KERNEL 73 74 #define ATA_MAX_28BIT_LBA 268435455UL 75 76 extern int iosched_debug; 77 78 typedef enum { 79 ADA_STATE_RAHEAD, 80 ADA_STATE_WCACHE, 81 ADA_STATE_LOGDIR, 82 ADA_STATE_IDDIR, 83 ADA_STATE_SUP_CAP, 84 ADA_STATE_ZONE, 85 ADA_STATE_NORMAL 86 } ada_state; 87 88 typedef enum { 89 ADA_FLAG_CAN_48BIT = 0x00000002, 90 ADA_FLAG_CAN_FLUSHCACHE = 0x00000004, 91 ADA_FLAG_CAN_NCQ = 0x00000008, 92 ADA_FLAG_CAN_DMA = 0x00000010, 93 ADA_FLAG_NEED_OTAG = 0x00000020, 94 ADA_FLAG_WAS_OTAG = 0x00000040, 95 ADA_FLAG_CAN_TRIM = 0x00000080, 96 ADA_FLAG_OPEN = 0x00000100, 97 ADA_FLAG_SCTX_INIT = 0x00000200, 98 ADA_FLAG_CAN_CFA = 0x00000400, 99 ADA_FLAG_CAN_POWERMGT = 0x00000800, 100 ADA_FLAG_CAN_DMA48 = 0x00001000, 101 ADA_FLAG_CAN_LOG = 0x00002000, 102 ADA_FLAG_CAN_IDLOG = 0x00004000, 103 ADA_FLAG_CAN_SUPCAP = 0x00008000, 104 ADA_FLAG_CAN_ZONE = 0x00010000, 105 ADA_FLAG_CAN_WCACHE = 0x00020000, 106 ADA_FLAG_CAN_RAHEAD = 0x00040000, 107 ADA_FLAG_PROBED = 0x00080000, 108 ADA_FLAG_ANNOUNCED = 0x00100000, 109 ADA_FLAG_DIRTY = 0x00200000, 110 ADA_FLAG_CAN_NCQ_TRIM = 0x00400000, /* CAN_TRIM also set */ 111 ADA_FLAG_PIM_ATA_EXT = 0x00800000 112 } ada_flags; 113 114 typedef enum { 115 ADA_Q_NONE = 0x00, 116 ADA_Q_4K = 0x01, 117 ADA_Q_NCQ_TRIM_BROKEN = 0x02, 118 ADA_Q_LOG_BROKEN = 0x04, 119 ADA_Q_SMR_DM = 0x08 120 } ada_quirks; 121 122 #define ADA_Q_BIT_STRING \ 123 "\020" \ 124 "\0014K" \ 125 "\002NCQ_TRIM_BROKEN" \ 126 "\003LOG_BROKEN" \ 127 "\004SMR_DM" 128 129 typedef enum { 130 ADA_CCB_RAHEAD = 0x01, 131 ADA_CCB_WCACHE = 0x02, 132 ADA_CCB_BUFFER_IO = 0x03, 133 ADA_CCB_DUMP = 0x05, 134 ADA_CCB_TRIM = 0x06, 135 ADA_CCB_LOGDIR = 0x07, 136 ADA_CCB_IDDIR = 0x08, 137 ADA_CCB_SUP_CAP = 0x09, 138 ADA_CCB_ZONE = 0x0a, 139 ADA_CCB_TYPE_MASK = 0x0F, 140 } ada_ccb_state; 141 142 typedef enum { 143 ADA_ZONE_NONE = 0x00, 144 ADA_ZONE_DRIVE_MANAGED = 0x01, 145 ADA_ZONE_HOST_AWARE = 0x02, 146 ADA_ZONE_HOST_MANAGED = 0x03 147 } ada_zone_mode; 148 149 typedef enum { 150 ADA_ZONE_FLAG_RZ_SUP = 0x0001, 151 ADA_ZONE_FLAG_OPEN_SUP = 0x0002, 152 ADA_ZONE_FLAG_CLOSE_SUP = 0x0004, 153 ADA_ZONE_FLAG_FINISH_SUP = 0x0008, 154 ADA_ZONE_FLAG_RWP_SUP = 0x0010, 155 ADA_ZONE_FLAG_SUP_MASK = (ADA_ZONE_FLAG_RZ_SUP | 156 ADA_ZONE_FLAG_OPEN_SUP | 157 ADA_ZONE_FLAG_CLOSE_SUP | 158 ADA_ZONE_FLAG_FINISH_SUP | 159 ADA_ZONE_FLAG_RWP_SUP), 160 ADA_ZONE_FLAG_URSWRZ = 0x0020, 161 ADA_ZONE_FLAG_OPT_SEQ_SET = 0x0040, 162 ADA_ZONE_FLAG_OPT_NONSEQ_SET = 0x0080, 163 ADA_ZONE_FLAG_MAX_SEQ_SET = 0x0100, 164 ADA_ZONE_FLAG_SET_MASK = (ADA_ZONE_FLAG_OPT_SEQ_SET | 165 ADA_ZONE_FLAG_OPT_NONSEQ_SET | 166 ADA_ZONE_FLAG_MAX_SEQ_SET) 167 } ada_zone_flags; 168 169 static struct ada_zone_desc { 170 ada_zone_flags value; 171 const char *desc; 172 } ada_zone_desc_table[] = { 173 {ADA_ZONE_FLAG_RZ_SUP, "Report Zones" }, 174 {ADA_ZONE_FLAG_OPEN_SUP, "Open" }, 175 {ADA_ZONE_FLAG_CLOSE_SUP, "Close" }, 176 {ADA_ZONE_FLAG_FINISH_SUP, "Finish" }, 177 {ADA_ZONE_FLAG_RWP_SUP, "Reset Write Pointer" }, 178 }; 179 180 181 /* Offsets into our private area for storing information */ 182 #define ccb_state ppriv_field0 183 #define ccb_bp ppriv_ptr1 184 185 typedef enum { 186 ADA_DELETE_NONE, 187 ADA_DELETE_DISABLE, 188 ADA_DELETE_CFA_ERASE, 189 ADA_DELETE_DSM_TRIM, 190 ADA_DELETE_NCQ_DSM_TRIM, 191 ADA_DELETE_MIN = ADA_DELETE_CFA_ERASE, 192 ADA_DELETE_MAX = ADA_DELETE_NCQ_DSM_TRIM, 193 } ada_delete_methods; 194 195 static const char *ada_delete_method_names[] = 196 { "NONE", "DISABLE", "CFA_ERASE", "DSM_TRIM", "NCQ_DSM_TRIM" }; 197 #if 0 198 static const char *ada_delete_method_desc[] = 199 { "NONE", "DISABLED", "CFA Erase", "DSM Trim", "DSM Trim via NCQ" }; 200 #endif 201 202 struct disk_params { 203 u_int8_t heads; 204 u_int8_t secs_per_track; 205 u_int32_t cylinders; 206 u_int32_t secsize; /* Number of bytes/logical sector */ 207 u_int64_t sectors; /* Total number sectors */ 208 }; 209 210 #define TRIM_MAX_BLOCKS 8 211 #define TRIM_MAX_RANGES (TRIM_MAX_BLOCKS * ATA_DSM_BLK_RANGES) 212 struct trim_request { 213 uint8_t data[TRIM_MAX_RANGES * ATA_DSM_RANGE_SIZE]; 214 TAILQ_HEAD(, bio) bps; 215 }; 216 217 struct ada_softc { 218 struct cam_iosched_softc *cam_iosched; 219 int outstanding_cmds; /* Number of active commands */ 220 int refcount; /* Active xpt_action() calls */ 221 ada_state state; 222 ada_flags flags; 223 ada_zone_mode zone_mode; 224 ada_zone_flags zone_flags; 225 struct ata_gp_log_dir ata_logdir; 226 int valid_logdir_len; 227 struct ata_identify_log_pages ata_iddir; 228 int valid_iddir_len; 229 uint64_t optimal_seq_zones; 230 uint64_t optimal_nonseq_zones; 231 uint64_t max_seq_zones; 232 ada_quirks quirks; 233 ada_delete_methods delete_method; 234 int trim_max_ranges; 235 int read_ahead; 236 int write_cache; 237 int unmappedio; 238 int rotating; 239 #ifdef ADA_TEST_FAILURE 240 int force_read_error; 241 int force_write_error; 242 int periodic_read_error; 243 int periodic_read_count; 244 #endif 245 struct disk_params params; 246 struct disk *disk; 247 struct task sysctl_task; 248 struct sysctl_ctx_list sysctl_ctx; 249 struct sysctl_oid *sysctl_tree; 250 struct callout sendordered_c; 251 struct trim_request trim_req; 252 #ifdef CAM_IO_STATS 253 struct sysctl_ctx_list sysctl_stats_ctx; 254 struct sysctl_oid *sysctl_stats_tree; 255 u_int timeouts; 256 u_int errors; 257 u_int invalidations; 258 #endif 259 #define ADA_ANNOUNCETMP_SZ 80 260 char announce_temp[ADA_ANNOUNCETMP_SZ]; 261 #define ADA_ANNOUNCE_SZ 400 262 char announce_buffer[ADA_ANNOUNCE_SZ]; 263 }; 264 265 struct ada_quirk_entry { 266 struct scsi_inquiry_pattern inq_pat; 267 ada_quirks quirks; 268 }; 269 270 static struct ada_quirk_entry ada_quirk_table[] = 271 { 272 { 273 /* Hitachi Advanced Format (4k) drives */ 274 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Hitachi H??????????E3*", "*" }, 275 /*quirks*/ADA_Q_4K 276 }, 277 { 278 /* Samsung Advanced Format (4k) drives */ 279 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD155UI*", "*" }, 280 /*quirks*/ADA_Q_4K 281 }, 282 { 283 /* Samsung Advanced Format (4k) drives */ 284 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD204UI*", "*" }, 285 /*quirks*/ADA_Q_4K 286 }, 287 { 288 /* Seagate Barracuda Green Advanced Format (4k) drives */ 289 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DL*", "*" }, 290 /*quirks*/ADA_Q_4K 291 }, 292 { 293 /* Seagate Barracuda Advanced Format (4k) drives */ 294 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???DM*", "*" }, 295 /*quirks*/ADA_Q_4K 296 }, 297 { 298 /* Seagate Barracuda Advanced Format (4k) drives */ 299 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DM*", "*" }, 300 /*quirks*/ADA_Q_4K 301 }, 302 { 303 /* Seagate Momentus Advanced Format (4k) drives */ 304 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500423AS*", "*" }, 305 /*quirks*/ADA_Q_4K 306 }, 307 { 308 /* Seagate Momentus Advanced Format (4k) drives */ 309 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500424AS*", "*" }, 310 /*quirks*/ADA_Q_4K 311 }, 312 { 313 /* Seagate Momentus Advanced Format (4k) drives */ 314 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640423AS*", "*" }, 315 /*quirks*/ADA_Q_4K 316 }, 317 { 318 /* Seagate Momentus Advanced Format (4k) drives */ 319 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640424AS*", "*" }, 320 /*quirks*/ADA_Q_4K 321 }, 322 { 323 /* Seagate Momentus Advanced Format (4k) drives */ 324 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750420AS*", "*" }, 325 /*quirks*/ADA_Q_4K 326 }, 327 { 328 /* Seagate Momentus Advanced Format (4k) drives */ 329 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750422AS*", "*" }, 330 /*quirks*/ADA_Q_4K 331 }, 332 { 333 /* Seagate Momentus Advanced Format (4k) drives */ 334 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750423AS*", "*" }, 335 /*quirks*/ADA_Q_4K 336 }, 337 { 338 /* Seagate Momentus Thin Advanced Format (4k) drives */ 339 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???LT*", "*" }, 340 /*quirks*/ADA_Q_4K 341 }, 342 { 343 /* WDC Caviar Red Advanced Format (4k) drives */ 344 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????CX*", "*" }, 345 /*quirks*/ADA_Q_4K 346 }, 347 { 348 /* WDC Caviar Green Advanced Format (4k) drives */ 349 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RS*", "*" }, 350 /*quirks*/ADA_Q_4K 351 }, 352 { 353 /* WDC Caviar Green/Red Advanced Format (4k) drives */ 354 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RX*", "*" }, 355 /*quirks*/ADA_Q_4K 356 }, 357 { 358 /* WDC Caviar Red Advanced Format (4k) drives */ 359 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????CX*", "*" }, 360 /*quirks*/ADA_Q_4K 361 }, 362 { 363 /* WDC Caviar Black Advanced Format (4k) drives */ 364 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????EX*", "*" }, 365 /*quirks*/ADA_Q_4K 366 }, 367 { 368 /* WDC Caviar Green Advanced Format (4k) drives */ 369 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RS*", "*" }, 370 /*quirks*/ADA_Q_4K 371 }, 372 { 373 /* WDC Caviar Green Advanced Format (4k) drives */ 374 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RX*", "*" }, 375 /*quirks*/ADA_Q_4K 376 }, 377 { 378 /* WDC Scorpio Black Advanced Format (4k) drives */ 379 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PKT*", "*" }, 380 /*quirks*/ADA_Q_4K 381 }, 382 { 383 /* WDC Scorpio Black Advanced Format (4k) drives */ 384 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PKT*", "*" }, 385 /*quirks*/ADA_Q_4K 386 }, 387 { 388 /* WDC Scorpio Blue Advanced Format (4k) drives */ 389 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PVT*", "*" }, 390 /*quirks*/ADA_Q_4K 391 }, 392 { 393 /* WDC Scorpio Blue Advanced Format (4k) drives */ 394 { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PVT*", "*" }, 395 /*quirks*/ADA_Q_4K 396 }, 397 /* SSDs */ 398 { 399 /* 400 * Corsair Force 2 SSDs 401 * 4k optimised & trim only works in 4k requests + 4k aligned 402 */ 403 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair CSSD-F*", "*" }, 404 /*quirks*/ADA_Q_4K 405 }, 406 { 407 /* 408 * Corsair Force 3 SSDs 409 * 4k optimised & trim only works in 4k requests + 4k aligned 410 */ 411 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force 3*", "*" }, 412 /*quirks*/ADA_Q_4K 413 }, 414 { 415 /* 416 * Corsair Neutron GTX SSDs 417 * 4k optimised & trim only works in 4k requests + 4k aligned 418 */ 419 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 420 /*quirks*/ADA_Q_4K 421 }, 422 { 423 /* 424 * Corsair Force GT & GS SSDs 425 * 4k optimised & trim only works in 4k requests + 4k aligned 426 */ 427 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force G*", "*" }, 428 /*quirks*/ADA_Q_4K 429 }, 430 { 431 /* 432 * Crucial M4 SSDs 433 * 4k optimised & trim only works in 4k requests + 4k aligned 434 */ 435 { T_DIRECT, SIP_MEDIA_FIXED, "*", "M4-CT???M4SSD2*", "*" }, 436 /*quirks*/ADA_Q_4K 437 }, 438 { 439 /* 440 * Crucial M500 SSDs MU07 firmware 441 * NCQ Trim works 442 */ 443 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "MU07" }, 444 /*quirks*/0 445 }, 446 { 447 /* 448 * Crucial M500 SSDs all other firmware 449 * NCQ Trim doesn't work 450 */ 451 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M500*", "*" }, 452 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 453 }, 454 { 455 /* 456 * Crucial M550 SSDs 457 * NCQ Trim doesn't work, but only on MU01 firmware 458 */ 459 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*M550*", "MU01" }, 460 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 461 }, 462 { 463 /* 464 * Crucial MX100 SSDs 465 * NCQ Trim doesn't work, but only on MU01 firmware 466 */ 467 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Crucial CT*MX100*", "MU01" }, 468 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 469 }, 470 { 471 /* 472 * Crucial RealSSD C300 SSDs 473 * 4k optimised 474 */ 475 { T_DIRECT, SIP_MEDIA_FIXED, "*", "C300-CTFDDAC???MAG*", 476 "*" }, /*quirks*/ADA_Q_4K 477 }, 478 { 479 /* 480 * FCCT M500 SSDs 481 * NCQ Trim doesn't work 482 */ 483 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FCCT*M500*", "*" }, 484 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 485 }, 486 { 487 /* 488 * Intel 320 Series SSDs 489 * 4k optimised & trim only works in 4k requests + 4k aligned 490 */ 491 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2CW*", "*" }, 492 /*quirks*/ADA_Q_4K 493 }, 494 { 495 /* 496 * Intel 330 Series SSDs 497 * 4k optimised & trim only works in 4k requests + 4k aligned 498 */ 499 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2CT*", "*" }, 500 /*quirks*/ADA_Q_4K 501 }, 502 { 503 /* 504 * Intel 510 Series SSDs 505 * 4k optimised & trim only works in 4k requests + 4k aligned 506 */ 507 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2MH*", "*" }, 508 /*quirks*/ADA_Q_4K 509 }, 510 { 511 /* 512 * Intel 520 Series SSDs 513 * 4k optimised & trim only works in 4k requests + 4k aligned 514 */ 515 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BW*", "*" }, 516 /*quirks*/ADA_Q_4K 517 }, 518 { 519 /* 520 * Intel S3610 Series SSDs 521 * 4k optimised & trim only works in 4k requests + 4k aligned 522 */ 523 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BX*", "*" }, 524 /*quirks*/ADA_Q_4K 525 }, 526 { 527 /* 528 * Intel X25-M Series SSDs 529 * 4k optimised & trim only works in 4k requests + 4k aligned 530 */ 531 { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2M*", "*" }, 532 /*quirks*/ADA_Q_4K 533 }, 534 { 535 /* 536 * Kingston E100 Series SSDs 537 * 4k optimised & trim only works in 4k requests + 4k aligned 538 */ 539 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SE100S3*", "*" }, 540 /*quirks*/ADA_Q_4K 541 }, 542 { 543 /* 544 * Kingston HyperX 3k SSDs 545 * 4k optimised & trim only works in 4k requests + 4k aligned 546 */ 547 { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SH103S3*", "*" }, 548 /*quirks*/ADA_Q_4K 549 }, 550 { 551 /* 552 * Marvell SSDs (entry taken from OpenSolaris) 553 * 4k optimised & trim only works in 4k requests + 4k aligned 554 */ 555 { T_DIRECT, SIP_MEDIA_FIXED, "*", "MARVELL SD88SA02*", "*" }, 556 /*quirks*/ADA_Q_4K 557 }, 558 { 559 /* 560 * Micron M500 SSDs firmware MU07 561 * NCQ Trim works? 562 */ 563 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "MU07" }, 564 /*quirks*/0 565 }, 566 { 567 /* 568 * Micron M500 SSDs all other firmware 569 * NCQ Trim doesn't work 570 */ 571 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M500*", "*" }, 572 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 573 }, 574 { 575 /* 576 * Micron M5[15]0 SSDs 577 * NCQ Trim doesn't work, but only MU01 firmware 578 */ 579 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron M5[15]0*", "MU01" }, 580 /*quirks*/ADA_Q_NCQ_TRIM_BROKEN 581 }, 582 { 583 /* 584 * Micron 5100 SSDs 585 * 4k optimised & trim only works in 4k requests + 4k aligned 586 */ 587 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Micron 5100 MTFDDAK*", "*" }, 588 /*quirks*/ADA_Q_4K 589 }, 590 { 591 /* 592 * OCZ Agility 2 SSDs 593 * 4k optimised & trim only works in 4k requests + 4k aligned 594 */ 595 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 596 /*quirks*/ADA_Q_4K 597 }, 598 { 599 /* 600 * OCZ Agility 3 SSDs 601 * 4k optimised & trim only works in 4k requests + 4k aligned 602 */ 603 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY3*", "*" }, 604 /*quirks*/ADA_Q_4K 605 }, 606 { 607 /* 608 * OCZ Deneva R Series SSDs 609 * 4k optimised & trim only works in 4k requests + 4k aligned 610 */ 611 { T_DIRECT, SIP_MEDIA_FIXED, "*", "DENRSTE251M45*", "*" }, 612 /*quirks*/ADA_Q_4K 613 }, 614 { 615 /* 616 * OCZ Vertex 2 SSDs (inc pro series) 617 * 4k optimised & trim only works in 4k requests + 4k aligned 618 */ 619 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ?VERTEX2*", "*" }, 620 /*quirks*/ADA_Q_4K 621 }, 622 { 623 /* 624 * OCZ Vertex 3 SSDs 625 * 4k optimised & trim only works in 4k requests + 4k aligned 626 */ 627 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX3*", "*" }, 628 /*quirks*/ADA_Q_4K 629 }, 630 { 631 /* 632 * OCZ Vertex 4 SSDs 633 * 4k optimised & trim only works in 4k requests + 4k aligned 634 */ 635 { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX4*", "*" }, 636 /*quirks*/ADA_Q_4K 637 }, 638 { 639 /* 640 * Samsung 750 SSDs 641 * 4k optimised, NCQ TRIM seems to work 642 */ 643 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 750*", "*" }, 644 /*quirks*/ADA_Q_4K 645 }, 646 { 647 /* 648 * Samsung 830 Series SSDs 649 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 650 */ 651 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD 830 Series*", "*" }, 652 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 653 }, 654 { 655 /* 656 * Samsung 840 SSDs 657 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 658 */ 659 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 840*", "*" }, 660 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 661 }, 662 { 663 /* 664 * Samsung 845 SSDs 665 * 4k optimised, NCQ TRIM Broken (normal TRIM is fine) 666 */ 667 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 845*", "*" }, 668 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 669 }, 670 { 671 /* 672 * Samsung 850 SSDs 673 * 4k optimised, NCQ TRIM broken (normal TRIM fine) 674 */ 675 { T_DIRECT, SIP_MEDIA_FIXED, "*", "Samsung SSD 850*", "*" }, 676 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 677 }, 678 { 679 /* 680 * Samsung SM863 Series SSDs (MZ7KM*) 681 * 4k optimised, NCQ believed to be working 682 */ 683 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7KM*", "*" }, 684 /*quirks*/ADA_Q_4K 685 }, 686 { 687 /* 688 * Samsung 843T Series SSDs (MZ7WD*) 689 * Samsung PM851 Series SSDs (MZ7TE*) 690 * Samsung PM853T Series SSDs (MZ7GE*) 691 * 4k optimised, NCQ believed to be broken since these are 692 * appear to be built with the same controllers as the 840/850. 693 */ 694 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG MZ7*", "*" }, 695 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 696 }, 697 { 698 /* 699 * Samsung PM851 Series SSDs Dell OEM 700 * device model "SAMSUNG SSD PM851 mSATA 256GB" 701 * 4k optimised, NCQ broken 702 */ 703 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD PM851*", "*" }, 704 /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN 705 }, 706 { 707 /* 708 * SuperTalent TeraDrive CT SSDs 709 * 4k optimised & trim only works in 4k requests + 4k aligned 710 */ 711 { T_DIRECT, SIP_MEDIA_FIXED, "*", "FTM??CT25H*", "*" }, 712 /*quirks*/ADA_Q_4K 713 }, 714 { 715 /* 716 * XceedIOPS SATA SSDs 717 * 4k optimised 718 */ 719 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SG9XCS2D*", "*" }, 720 /*quirks*/ADA_Q_4K 721 }, 722 { 723 /* 724 * Samsung drive that doesn't support READ LOG EXT or 725 * READ LOG DMA EXT, despite reporting that it does in 726 * ATA identify data: 727 * SAMSUNG HD200HJ KF100-06 728 */ 729 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD200*", "*" }, 730 /*quirks*/ADA_Q_LOG_BROKEN 731 }, 732 { 733 /* 734 * Samsung drive that doesn't support READ LOG EXT or 735 * READ LOG DMA EXT, despite reporting that it does in 736 * ATA identify data: 737 * SAMSUNG HD501LJ CR100-10 738 */ 739 { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD501*", "*" }, 740 /*quirks*/ADA_Q_LOG_BROKEN 741 }, 742 { 743 /* 744 * Seagate Lamarr 8TB Shingled Magnetic Recording (SMR) 745 * Drive Managed SATA hard drive. This drive doesn't report 746 * in firmware that it is a drive managed SMR drive. 747 */ 748 { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST8000AS0002*", "*" }, 749 /*quirks*/ADA_Q_SMR_DM 750 }, 751 { 752 /* Default */ 753 { 754 T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 755 /*vendor*/"*", /*product*/"*", /*revision*/"*" 756 }, 757 /*quirks*/0 758 }, 759 }; 760 761 static disk_strategy_t adastrategy; 762 static dumper_t adadump; 763 static periph_init_t adainit; 764 static void adadiskgonecb(struct disk *dp); 765 static periph_oninv_t adaoninvalidate; 766 static periph_dtor_t adacleanup; 767 static void adaasync(void *callback_arg, u_int32_t code, 768 struct cam_path *path, void *arg); 769 static int adazonemodesysctl(SYSCTL_HANDLER_ARGS); 770 static int adazonesupsysctl(SYSCTL_HANDLER_ARGS); 771 static void adasysctlinit(void *context, int pending); 772 static int adagetattr(struct bio *bp); 773 static void adasetflags(struct ada_softc *softc, 774 struct ccb_getdev *cgd); 775 static periph_ctor_t adaregister; 776 static void ada_dsmtrim(struct ada_softc *softc, struct bio *bp, 777 struct ccb_ataio *ataio); 778 static void ada_cfaerase(struct ada_softc *softc, struct bio *bp, 779 struct ccb_ataio *ataio); 780 static int ada_zone_bio_to_ata(int disk_zone_cmd); 781 static int ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, 782 struct bio *bp, int *queue_ccb); 783 static periph_start_t adastart; 784 static void adaprobedone(struct cam_periph *periph, union ccb *ccb); 785 static void adazonedone(struct cam_periph *periph, union ccb *ccb); 786 static void adadone(struct cam_periph *periph, 787 union ccb *done_ccb); 788 static int adaerror(union ccb *ccb, u_int32_t cam_flags, 789 u_int32_t sense_flags); 790 static void adagetparams(struct cam_periph *periph, 791 struct ccb_getdev *cgd); 792 static timeout_t adasendorderedtag; 793 static void adashutdown(void *arg, int howto); 794 static void adasuspend(void *arg); 795 static void adaresume(void *arg); 796 797 #ifndef ADA_DEFAULT_TIMEOUT 798 #define ADA_DEFAULT_TIMEOUT 30 /* Timeout in seconds */ 799 #endif 800 801 #ifndef ADA_DEFAULT_RETRY 802 #define ADA_DEFAULT_RETRY 4 803 #endif 804 805 #ifndef ADA_DEFAULT_SEND_ORDERED 806 #define ADA_DEFAULT_SEND_ORDERED 1 807 #endif 808 809 #ifndef ADA_DEFAULT_SPINDOWN_SHUTDOWN 810 #define ADA_DEFAULT_SPINDOWN_SHUTDOWN 1 811 #endif 812 813 #ifndef ADA_DEFAULT_SPINDOWN_SUSPEND 814 #define ADA_DEFAULT_SPINDOWN_SUSPEND 1 815 #endif 816 817 #ifndef ADA_DEFAULT_READ_AHEAD 818 #define ADA_DEFAULT_READ_AHEAD 1 819 #endif 820 821 #ifndef ADA_DEFAULT_WRITE_CACHE 822 #define ADA_DEFAULT_WRITE_CACHE 1 823 #endif 824 825 #define ADA_RA (softc->read_ahead >= 0 ? \ 826 softc->read_ahead : ada_read_ahead) 827 #define ADA_WC (softc->write_cache >= 0 ? \ 828 softc->write_cache : ada_write_cache) 829 830 /* 831 * Most platforms map firmware geometry to actual, but some don't. If 832 * not overridden, default to nothing. 833 */ 834 #ifndef ata_disk_firmware_geom_adjust 835 #define ata_disk_firmware_geom_adjust(disk) 836 #endif 837 838 static int ada_retry_count = ADA_DEFAULT_RETRY; 839 static int ada_default_timeout = ADA_DEFAULT_TIMEOUT; 840 static int ada_send_ordered = ADA_DEFAULT_SEND_ORDERED; 841 static int ada_spindown_shutdown = ADA_DEFAULT_SPINDOWN_SHUTDOWN; 842 static int ada_spindown_suspend = ADA_DEFAULT_SPINDOWN_SUSPEND; 843 static int ada_read_ahead = ADA_DEFAULT_READ_AHEAD; 844 static int ada_write_cache = ADA_DEFAULT_WRITE_CACHE; 845 846 static SYSCTL_NODE(_kern_cam, OID_AUTO, ada, CTLFLAG_RD, 0, 847 "CAM Direct Access Disk driver"); 848 SYSCTL_INT(_kern_cam_ada, OID_AUTO, retry_count, CTLFLAG_RWTUN, 849 &ada_retry_count, 0, "Normal I/O retry count"); 850 SYSCTL_INT(_kern_cam_ada, OID_AUTO, default_timeout, CTLFLAG_RWTUN, 851 &ada_default_timeout, 0, "Normal I/O timeout (in seconds)"); 852 SYSCTL_INT(_kern_cam_ada, OID_AUTO, send_ordered, CTLFLAG_RWTUN, 853 &ada_send_ordered, 0, "Send Ordered Tags"); 854 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_shutdown, CTLFLAG_RWTUN, 855 &ada_spindown_shutdown, 0, "Spin down upon shutdown"); 856 SYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_suspend, CTLFLAG_RWTUN, 857 &ada_spindown_suspend, 0, "Spin down upon suspend"); 858 SYSCTL_INT(_kern_cam_ada, OID_AUTO, read_ahead, CTLFLAG_RWTUN, 859 &ada_read_ahead, 0, "Enable disk read-ahead"); 860 SYSCTL_INT(_kern_cam_ada, OID_AUTO, write_cache, CTLFLAG_RWTUN, 861 &ada_write_cache, 0, "Enable disk write cache"); 862 863 /* 864 * ADA_ORDEREDTAG_INTERVAL determines how often, relative 865 * to the default timeout, we check to see whether an ordered 866 * tagged transaction is appropriate to prevent simple tag 867 * starvation. Since we'd like to ensure that there is at least 868 * 1/2 of the timeout length left for a starved transaction to 869 * complete after we've sent an ordered tag, we must poll at least 870 * four times in every timeout period. This takes care of the worst 871 * case where a starved transaction starts during an interval that 872 * meets the requirement "don't send an ordered tag" test so it takes 873 * us two intervals to determine that a tag must be sent. 874 */ 875 #ifndef ADA_ORDEREDTAG_INTERVAL 876 #define ADA_ORDEREDTAG_INTERVAL 4 877 #endif 878 879 static struct periph_driver adadriver = 880 { 881 adainit, "ada", 882 TAILQ_HEAD_INITIALIZER(adadriver.units), /* generation */ 0 883 }; 884 885 static int adadeletemethodsysctl(SYSCTL_HANDLER_ARGS); 886 887 PERIPHDRIVER_DECLARE(ada, adadriver); 888 889 static MALLOC_DEFINE(M_ATADA, "ata_da", "ata_da buffers"); 890 891 static int 892 adaopen(struct disk *dp) 893 { 894 struct cam_periph *periph; 895 struct ada_softc *softc; 896 int error; 897 898 periph = (struct cam_periph *)dp->d_drv1; 899 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 900 return(ENXIO); 901 } 902 903 cam_periph_lock(periph); 904 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 905 cam_periph_unlock(periph); 906 cam_periph_release(periph); 907 return (error); 908 } 909 910 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 911 ("adaopen\n")); 912 913 softc = (struct ada_softc *)periph->softc; 914 softc->flags |= ADA_FLAG_OPEN; 915 916 cam_periph_unhold(periph); 917 cam_periph_unlock(periph); 918 return (0); 919 } 920 921 static int 922 adaclose(struct disk *dp) 923 { 924 struct cam_periph *periph; 925 struct ada_softc *softc; 926 union ccb *ccb; 927 int error; 928 929 periph = (struct cam_periph *)dp->d_drv1; 930 softc = (struct ada_softc *)periph->softc; 931 cam_periph_lock(periph); 932 933 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 934 ("adaclose\n")); 935 936 /* We only sync the cache if the drive is capable of it. */ 937 if ((softc->flags & ADA_FLAG_DIRTY) != 0 && 938 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) != 0 && 939 (periph->flags & CAM_PERIPH_INVALID) == 0 && 940 cam_periph_hold(periph, PRIBIO) == 0) { 941 942 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 943 cam_fill_ataio(&ccb->ataio, 944 1, 945 adadone, 946 CAM_DIR_NONE, 947 0, 948 NULL, 949 0, 950 ada_default_timeout*1000); 951 952 if (softc->flags & ADA_FLAG_CAN_48BIT) 953 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 954 else 955 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 956 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 957 /*sense_flags*/0, softc->disk->d_devstat); 958 959 if (error != 0) 960 xpt_print(periph->path, "Synchronize cache failed\n"); 961 softc->flags &= ~ADA_FLAG_DIRTY; 962 xpt_release_ccb(ccb); 963 cam_periph_unhold(periph); 964 } 965 966 softc->flags &= ~ADA_FLAG_OPEN; 967 968 while (softc->refcount != 0) 969 cam_periph_sleep(periph, &softc->refcount, PRIBIO, "adaclose", 1); 970 cam_periph_unlock(periph); 971 cam_periph_release(periph); 972 return (0); 973 } 974 975 static void 976 adaschedule(struct cam_periph *periph) 977 { 978 struct ada_softc *softc = (struct ada_softc *)periph->softc; 979 980 if (softc->state != ADA_STATE_NORMAL) 981 return; 982 983 cam_iosched_schedule(softc->cam_iosched, periph); 984 } 985 986 /* 987 * Actually translate the requested transfer into one the physical driver 988 * can understand. The transfer is described by a buf and will include 989 * only one physical transfer. 990 */ 991 static void 992 adastrategy(struct bio *bp) 993 { 994 struct cam_periph *periph; 995 struct ada_softc *softc; 996 997 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 998 softc = (struct ada_softc *)periph->softc; 999 1000 cam_periph_lock(periph); 1001 1002 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastrategy(%p)\n", bp)); 1003 1004 /* 1005 * If the device has been made invalid, error out 1006 */ 1007 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1008 cam_periph_unlock(periph); 1009 biofinish(bp, NULL, ENXIO); 1010 return; 1011 } 1012 1013 /* 1014 * Zone commands must be ordered, because they can depend on the 1015 * effects of previously issued commands, and they may affect 1016 * commands after them. 1017 */ 1018 if (bp->bio_cmd == BIO_ZONE) 1019 bp->bio_flags |= BIO_ORDERED; 1020 1021 /* 1022 * Place it in the queue of disk activities for this disk 1023 */ 1024 cam_iosched_queue_work(softc->cam_iosched, bp); 1025 1026 /* 1027 * Schedule ourselves for performing the work. 1028 */ 1029 adaschedule(periph); 1030 cam_periph_unlock(periph); 1031 1032 return; 1033 } 1034 1035 static int 1036 adadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 1037 { 1038 struct cam_periph *periph; 1039 struct ada_softc *softc; 1040 u_int secsize; 1041 union ccb ccb; 1042 struct disk *dp; 1043 uint64_t lba; 1044 uint16_t count; 1045 int error = 0; 1046 1047 dp = arg; 1048 periph = dp->d_drv1; 1049 softc = (struct ada_softc *)periph->softc; 1050 cam_periph_lock(periph); 1051 secsize = softc->params.secsize; 1052 lba = offset / secsize; 1053 count = length / secsize; 1054 1055 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1056 cam_periph_unlock(periph); 1057 return (ENXIO); 1058 } 1059 1060 memset(&ccb, 0, sizeof(ccb)); 1061 if (length > 0) { 1062 xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1063 ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 1064 cam_fill_ataio(&ccb.ataio, 1065 0, 1066 adadone, 1067 CAM_DIR_OUT, 1068 0, 1069 (u_int8_t *) virtual, 1070 length, 1071 ada_default_timeout*1000); 1072 if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1073 (lba + count >= ATA_MAX_28BIT_LBA || 1074 count >= 256)) { 1075 ata_48bit_cmd(&ccb.ataio, ATA_WRITE_DMA48, 1076 0, lba, count); 1077 } else { 1078 ata_28bit_cmd(&ccb.ataio, ATA_WRITE_DMA, 1079 0, lba, count); 1080 } 1081 xpt_polled_action(&ccb); 1082 1083 error = adaerror(&ccb, 1084 0, SF_NO_RECOVERY | SF_NO_RETRY); 1085 if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 1086 cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 1087 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1088 if (error != 0) 1089 printf("Aborting dump due to I/O error.\n"); 1090 1091 cam_periph_unlock(periph); 1092 return (error); 1093 } 1094 1095 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 1096 xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1097 1098 /* 1099 * Tell the drive to flush its internal cache. if we 1100 * can't flush in 5s we have big problems. No need to 1101 * wait the default 60s to detect problems. 1102 */ 1103 ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 1104 cam_fill_ataio(&ccb.ataio, 1105 0, 1106 adadone, 1107 CAM_DIR_NONE, 1108 0, 1109 NULL, 1110 0, 1111 5*1000); 1112 1113 if (softc->flags & ADA_FLAG_CAN_48BIT) 1114 ata_48bit_cmd(&ccb.ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1115 else 1116 ata_28bit_cmd(&ccb.ataio, ATA_FLUSHCACHE, 0, 0, 0); 1117 xpt_polled_action(&ccb); 1118 1119 error = adaerror(&ccb, 1120 0, SF_NO_RECOVERY | SF_NO_RETRY); 1121 if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 1122 cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 1123 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1124 if (error != 0) 1125 xpt_print(periph->path, "Synchronize cache failed\n"); 1126 } 1127 cam_periph_unlock(periph); 1128 return (error); 1129 } 1130 1131 static void 1132 adainit(void) 1133 { 1134 cam_status status; 1135 1136 /* 1137 * Install a global async callback. This callback will 1138 * receive async callbacks like "new device found". 1139 */ 1140 status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 1141 1142 if (status != CAM_REQ_CMP) { 1143 printf("ada: Failed to attach master async callback " 1144 "due to status 0x%x!\n", status); 1145 } else if (ada_send_ordered) { 1146 1147 /* Register our event handlers */ 1148 if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 1149 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1150 printf("adainit: power event registration failed!\n"); 1151 if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 1152 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1153 printf("adainit: power event registration failed!\n"); 1154 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 1155 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1156 printf("adainit: shutdown event registration failed!\n"); 1157 } 1158 } 1159 1160 /* 1161 * Callback from GEOM, called when it has finished cleaning up its 1162 * resources. 1163 */ 1164 static void 1165 adadiskgonecb(struct disk *dp) 1166 { 1167 struct cam_periph *periph; 1168 1169 periph = (struct cam_periph *)dp->d_drv1; 1170 1171 cam_periph_release(periph); 1172 } 1173 1174 static void 1175 adaoninvalidate(struct cam_periph *periph) 1176 { 1177 struct ada_softc *softc; 1178 1179 softc = (struct ada_softc *)periph->softc; 1180 1181 /* 1182 * De-register any async callbacks. 1183 */ 1184 xpt_register_async(0, adaasync, periph, periph->path); 1185 #ifdef CAM_IO_STATS 1186 softc->invalidations++; 1187 #endif 1188 1189 /* 1190 * Return all queued I/O with ENXIO. 1191 * XXX Handle any transactions queued to the card 1192 * with XPT_ABORT_CCB. 1193 */ 1194 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO); 1195 1196 disk_gone(softc->disk); 1197 } 1198 1199 static void 1200 adacleanup(struct cam_periph *periph) 1201 { 1202 struct ada_softc *softc; 1203 1204 softc = (struct ada_softc *)periph->softc; 1205 1206 cam_periph_unlock(periph); 1207 1208 cam_iosched_fini(softc->cam_iosched); 1209 1210 /* 1211 * If we can't free the sysctl tree, oh well... 1212 */ 1213 if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0) { 1214 #ifdef CAM_IO_STATS 1215 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0) 1216 xpt_print(periph->path, 1217 "can't remove sysctl stats context\n"); 1218 #endif 1219 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0) 1220 xpt_print(periph->path, 1221 "can't remove sysctl context\n"); 1222 } 1223 1224 disk_destroy(softc->disk); 1225 callout_drain(&softc->sendordered_c); 1226 free(softc, M_DEVBUF); 1227 cam_periph_lock(periph); 1228 } 1229 1230 static void 1231 adasetdeletemethod(struct ada_softc *softc) 1232 { 1233 1234 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1235 softc->delete_method = ADA_DELETE_NCQ_DSM_TRIM; 1236 else if (softc->flags & ADA_FLAG_CAN_TRIM) 1237 softc->delete_method = ADA_DELETE_DSM_TRIM; 1238 else if ((softc->flags & ADA_FLAG_CAN_CFA) && !(softc->flags & ADA_FLAG_CAN_48BIT)) 1239 softc->delete_method = ADA_DELETE_CFA_ERASE; 1240 else 1241 softc->delete_method = ADA_DELETE_NONE; 1242 } 1243 1244 static void 1245 adaasync(void *callback_arg, u_int32_t code, 1246 struct cam_path *path, void *arg) 1247 { 1248 struct ccb_getdev cgd; 1249 struct cam_periph *periph; 1250 struct ada_softc *softc; 1251 1252 periph = (struct cam_periph *)callback_arg; 1253 switch (code) { 1254 case AC_FOUND_DEVICE: 1255 { 1256 struct ccb_getdev *cgd; 1257 cam_status status; 1258 1259 cgd = (struct ccb_getdev *)arg; 1260 if (cgd == NULL) 1261 break; 1262 1263 if (cgd->protocol != PROTO_ATA) 1264 break; 1265 1266 /* 1267 * Allocate a peripheral instance for 1268 * this device and start the probe 1269 * process. 1270 */ 1271 status = cam_periph_alloc(adaregister, adaoninvalidate, 1272 adacleanup, adastart, 1273 "ada", CAM_PERIPH_BIO, 1274 path, adaasync, 1275 AC_FOUND_DEVICE, cgd); 1276 1277 if (status != CAM_REQ_CMP 1278 && status != CAM_REQ_INPROG) 1279 printf("adaasync: Unable to attach to new device " 1280 "due to status 0x%x\n", status); 1281 break; 1282 } 1283 case AC_GETDEV_CHANGED: 1284 { 1285 softc = (struct ada_softc *)periph->softc; 1286 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1287 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1288 xpt_action((union ccb *)&cgd); 1289 1290 /* 1291 * Set/clear support flags based on the new Identify data. 1292 */ 1293 adasetflags(softc, &cgd); 1294 1295 cam_periph_async(periph, code, path, arg); 1296 break; 1297 } 1298 case AC_ADVINFO_CHANGED: 1299 { 1300 uintptr_t buftype; 1301 1302 buftype = (uintptr_t)arg; 1303 if (buftype == CDAI_TYPE_PHYS_PATH) { 1304 struct ada_softc *softc; 1305 1306 softc = periph->softc; 1307 disk_attr_changed(softc->disk, "GEOM::physpath", 1308 M_NOWAIT); 1309 } 1310 break; 1311 } 1312 case AC_SENT_BDR: 1313 case AC_BUS_RESET: 1314 { 1315 softc = (struct ada_softc *)periph->softc; 1316 cam_periph_async(periph, code, path, arg); 1317 if (softc->state != ADA_STATE_NORMAL) 1318 break; 1319 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1320 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1321 xpt_action((union ccb *)&cgd); 1322 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1323 softc->state = ADA_STATE_RAHEAD; 1324 else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) 1325 softc->state = ADA_STATE_WCACHE; 1326 else if ((softc->flags & ADA_FLAG_CAN_LOG) 1327 && (softc->zone_mode != ADA_ZONE_NONE)) 1328 softc->state = ADA_STATE_LOGDIR; 1329 else 1330 break; 1331 if (cam_periph_acquire(periph) != CAM_REQ_CMP) 1332 softc->state = ADA_STATE_NORMAL; 1333 else 1334 xpt_schedule(periph, CAM_PRIORITY_DEV); 1335 } 1336 default: 1337 cam_periph_async(periph, code, path, arg); 1338 break; 1339 } 1340 } 1341 1342 static int 1343 adazonemodesysctl(SYSCTL_HANDLER_ARGS) 1344 { 1345 char tmpbuf[40]; 1346 struct ada_softc *softc; 1347 int error; 1348 1349 softc = (struct ada_softc *)arg1; 1350 1351 switch (softc->zone_mode) { 1352 case ADA_ZONE_DRIVE_MANAGED: 1353 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed"); 1354 break; 1355 case ADA_ZONE_HOST_AWARE: 1356 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware"); 1357 break; 1358 case ADA_ZONE_HOST_MANAGED: 1359 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed"); 1360 break; 1361 case ADA_ZONE_NONE: 1362 default: 1363 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned"); 1364 break; 1365 } 1366 1367 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req); 1368 1369 return (error); 1370 } 1371 1372 static int 1373 adazonesupsysctl(SYSCTL_HANDLER_ARGS) 1374 { 1375 char tmpbuf[180]; 1376 struct ada_softc *softc; 1377 struct sbuf sb; 1378 int error, first; 1379 unsigned int i; 1380 1381 softc = (struct ada_softc *)arg1; 1382 1383 error = 0; 1384 first = 1; 1385 sbuf_new(&sb, tmpbuf, sizeof(tmpbuf), 0); 1386 1387 for (i = 0; i < sizeof(ada_zone_desc_table) / 1388 sizeof(ada_zone_desc_table[0]); i++) { 1389 if (softc->zone_flags & ada_zone_desc_table[i].value) { 1390 if (first == 0) 1391 sbuf_printf(&sb, ", "); 1392 else 1393 first = 0; 1394 sbuf_cat(&sb, ada_zone_desc_table[i].desc); 1395 } 1396 } 1397 1398 if (first == 1) 1399 sbuf_printf(&sb, "None"); 1400 1401 sbuf_finish(&sb); 1402 1403 error = sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req); 1404 1405 return (error); 1406 } 1407 1408 1409 static void 1410 adasysctlinit(void *context, int pending) 1411 { 1412 struct cam_periph *periph; 1413 struct ada_softc *softc; 1414 char tmpstr[80], tmpstr2[80]; 1415 1416 periph = (struct cam_periph *)context; 1417 1418 /* periph was held for us when this task was enqueued */ 1419 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1420 cam_periph_release(periph); 1421 return; 1422 } 1423 1424 softc = (struct ada_softc *)periph->softc; 1425 snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d",periph->unit_number); 1426 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1427 1428 sysctl_ctx_init(&softc->sysctl_ctx); 1429 softc->flags |= ADA_FLAG_SCTX_INIT; 1430 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx, 1431 SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1432 CTLFLAG_RD, 0, tmpstr, "device_index"); 1433 if (softc->sysctl_tree == NULL) { 1434 printf("adasysctlinit: unable to allocate sysctl tree\n"); 1435 cam_periph_release(periph); 1436 return; 1437 } 1438 1439 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1440 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RW, 1441 softc, 0, adadeletemethodsysctl, "A", 1442 "BIO_DELETE execution method"); 1443 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1444 OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1445 &softc->read_ahead, 0, "Enable disk read ahead."); 1446 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1447 OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1448 &softc->write_cache, 0, "Enable disk write cache."); 1449 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1450 OID_AUTO, "unmapped_io", CTLFLAG_RD | CTLFLAG_MPSAFE, 1451 &softc->unmappedio, 0, "Unmapped I/O leaf"); 1452 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1453 OID_AUTO, "rotating", CTLFLAG_RD | CTLFLAG_MPSAFE, 1454 &softc->rotating, 0, "Rotating media"); 1455 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1456 OID_AUTO, "zone_mode", CTLTYPE_STRING | CTLFLAG_RD, 1457 softc, 0, adazonemodesysctl, "A", 1458 "Zone Mode"); 1459 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1460 OID_AUTO, "zone_support", CTLTYPE_STRING | CTLFLAG_RD, 1461 softc, 0, adazonesupsysctl, "A", 1462 "Zone Support"); 1463 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1464 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1465 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones, 1466 "Optimal Number of Open Sequential Write Preferred Zones"); 1467 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1468 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1469 "optimal_nonseq_zones", CTLFLAG_RD, 1470 &softc->optimal_nonseq_zones, 1471 "Optimal Number of Non-Sequentially Written Sequential Write " 1472 "Preferred Zones"); 1473 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1474 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1475 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones, 1476 "Maximum Number of Open Sequential Write Required Zones"); 1477 1478 #ifdef ADA_TEST_FAILURE 1479 /* 1480 * Add a 'door bell' sysctl which allows one to set it from userland 1481 * and cause something bad to happen. For the moment, we only allow 1482 * whacking the next read or write. 1483 */ 1484 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1485 OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1486 &softc->force_read_error, 0, 1487 "Force a read error for the next N reads."); 1488 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1489 OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1490 &softc->force_write_error, 0, 1491 "Force a write error for the next N writes."); 1492 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1493 OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1494 &softc->periodic_read_error, 0, 1495 "Force a read error every N reads (don't set too low)."); 1496 #endif 1497 1498 #ifdef CAM_IO_STATS 1499 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx, 1500 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats", 1501 CTLFLAG_RD, 0, "Statistics"); 1502 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1503 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1504 OID_AUTO, "timeouts", CTLFLAG_RD | CTLFLAG_MPSAFE, 1505 &softc->timeouts, 0, 1506 "Device timeouts reported by the SIM"); 1507 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1508 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1509 OID_AUTO, "errors", CTLFLAG_RD | CTLFLAG_MPSAFE, 1510 &softc->errors, 0, 1511 "Transport errors reported by the SIM."); 1512 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1513 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1514 OID_AUTO, "pack_invalidations", CTLFLAG_RD | CTLFLAG_MPSAFE, 1515 &softc->invalidations, 0, 1516 "Device pack invalidations."); 1517 #endif 1518 1519 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx, 1520 softc->sysctl_tree); 1521 1522 cam_periph_release(periph); 1523 } 1524 1525 static int 1526 adagetattr(struct bio *bp) 1527 { 1528 int ret; 1529 struct cam_periph *periph; 1530 1531 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1532 cam_periph_lock(periph); 1533 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1534 periph->path); 1535 cam_periph_unlock(periph); 1536 if (ret == 0) 1537 bp->bio_completed = bp->bio_length; 1538 return ret; 1539 } 1540 1541 static int 1542 adadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 1543 { 1544 char buf[16]; 1545 const char *p; 1546 struct ada_softc *softc; 1547 int i, error, value, methods; 1548 1549 softc = (struct ada_softc *)arg1; 1550 1551 value = softc->delete_method; 1552 if (value < 0 || value > ADA_DELETE_MAX) 1553 p = "UNKNOWN"; 1554 else 1555 p = ada_delete_method_names[value]; 1556 strncpy(buf, p, sizeof(buf)); 1557 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 1558 if (error != 0 || req->newptr == NULL) 1559 return (error); 1560 methods = 1 << ADA_DELETE_DISABLE; 1561 if ((softc->flags & ADA_FLAG_CAN_CFA) && 1562 !(softc->flags & ADA_FLAG_CAN_48BIT)) 1563 methods |= 1 << ADA_DELETE_CFA_ERASE; 1564 if (softc->flags & ADA_FLAG_CAN_TRIM) 1565 methods |= 1 << ADA_DELETE_DSM_TRIM; 1566 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1567 methods |= 1 << ADA_DELETE_NCQ_DSM_TRIM; 1568 for (i = 0; i <= ADA_DELETE_MAX; i++) { 1569 if (!(methods & (1 << i)) || 1570 strcmp(buf, ada_delete_method_names[i]) != 0) 1571 continue; 1572 softc->delete_method = i; 1573 return (0); 1574 } 1575 return (EINVAL); 1576 } 1577 1578 static void 1579 adasetflags(struct ada_softc *softc, struct ccb_getdev *cgd) 1580 { 1581 if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1582 (cgd->inq_flags & SID_DMA)) 1583 softc->flags |= ADA_FLAG_CAN_DMA; 1584 else 1585 softc->flags &= ~ADA_FLAG_CAN_DMA; 1586 1587 if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1588 softc->flags |= ADA_FLAG_CAN_48BIT; 1589 if (cgd->inq_flags & SID_DMA48) 1590 softc->flags |= ADA_FLAG_CAN_DMA48; 1591 else 1592 softc->flags &= ~ADA_FLAG_CAN_DMA48; 1593 } else 1594 softc->flags &= ~(ADA_FLAG_CAN_48BIT | ADA_FLAG_CAN_DMA48); 1595 1596 if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1597 softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1598 else 1599 softc->flags &= ~ADA_FLAG_CAN_FLUSHCACHE; 1600 1601 if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1602 softc->flags |= ADA_FLAG_CAN_POWERMGT; 1603 else 1604 softc->flags &= ~ADA_FLAG_CAN_POWERMGT; 1605 1606 if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1607 (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1608 softc->flags |= ADA_FLAG_CAN_NCQ; 1609 else 1610 softc->flags &= ~ADA_FLAG_CAN_NCQ; 1611 1612 if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1613 (cgd->inq_flags & SID_DMA)) { 1614 softc->flags |= ADA_FLAG_CAN_TRIM; 1615 softc->trim_max_ranges = TRIM_MAX_RANGES; 1616 if (cgd->ident_data.max_dsm_blocks != 0) { 1617 softc->trim_max_ranges = 1618 min(cgd->ident_data.max_dsm_blocks * 1619 ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1620 } 1621 /* 1622 * If we can do RCVSND_FPDMA_QUEUED commands, we may be able 1623 * to do NCQ trims, if we support trims at all. We also need 1624 * support from the SIM to do things properly. Perhaps we 1625 * should look at log 13 dword 0 bit 0 and dword 1 bit 0 are 1626 * set too... 1627 */ 1628 if ((softc->quirks & ADA_Q_NCQ_TRIM_BROKEN) == 0 && 1629 (softc->flags & ADA_FLAG_PIM_ATA_EXT) != 0 && 1630 (cgd->ident_data.satacapabilities2 & 1631 ATA_SUPPORT_RCVSND_FPDMA_QUEUED) != 0 && 1632 (softc->flags & ADA_FLAG_CAN_TRIM) != 0) 1633 softc->flags |= ADA_FLAG_CAN_NCQ_TRIM; 1634 else 1635 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 1636 } else 1637 softc->flags &= ~(ADA_FLAG_CAN_TRIM | ADA_FLAG_CAN_NCQ_TRIM); 1638 1639 if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1640 softc->flags |= ADA_FLAG_CAN_CFA; 1641 else 1642 softc->flags &= ~ADA_FLAG_CAN_CFA; 1643 1644 /* 1645 * Now that we've set the appropriate flags, setup the delete 1646 * method. 1647 */ 1648 adasetdeletemethod(softc); 1649 1650 if ((cgd->ident_data.support.extension & ATA_SUPPORT_GENLOG) 1651 && ((softc->quirks & ADA_Q_LOG_BROKEN) == 0)) 1652 softc->flags |= ADA_FLAG_CAN_LOG; 1653 else 1654 softc->flags &= ~ADA_FLAG_CAN_LOG; 1655 1656 if ((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1657 ATA_SUPPORT_ZONE_HOST_AWARE) 1658 softc->zone_mode = ADA_ZONE_HOST_AWARE; 1659 else if (((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1660 ATA_SUPPORT_ZONE_DEV_MANAGED) 1661 || (softc->quirks & ADA_Q_SMR_DM)) 1662 softc->zone_mode = ADA_ZONE_DRIVE_MANAGED; 1663 else 1664 softc->zone_mode = ADA_ZONE_NONE; 1665 1666 if (cgd->ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1667 softc->flags |= ADA_FLAG_CAN_RAHEAD; 1668 else 1669 softc->flags &= ~ADA_FLAG_CAN_RAHEAD; 1670 1671 if (cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1672 softc->flags |= ADA_FLAG_CAN_WCACHE; 1673 else 1674 softc->flags &= ~ADA_FLAG_CAN_WCACHE; 1675 } 1676 1677 static cam_status 1678 adaregister(struct cam_periph *periph, void *arg) 1679 { 1680 struct ada_softc *softc; 1681 struct ccb_pathinq cpi; 1682 struct ccb_getdev *cgd; 1683 struct disk_params *dp; 1684 struct sbuf sb; 1685 char *announce_buf; 1686 caddr_t match; 1687 u_int maxio; 1688 int quirks; 1689 1690 cgd = (struct ccb_getdev *)arg; 1691 if (cgd == NULL) { 1692 printf("adaregister: no getdev CCB, can't register device\n"); 1693 return(CAM_REQ_CMP_ERR); 1694 } 1695 1696 softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1697 M_NOWAIT|M_ZERO); 1698 1699 if (softc == NULL) { 1700 printf("adaregister: Unable to probe new device. " 1701 "Unable to allocate softc\n"); 1702 return(CAM_REQ_CMP_ERR); 1703 } 1704 1705 announce_buf = softc->announce_temp; 1706 bzero(announce_buf, ADA_ANNOUNCETMP_SZ); 1707 1708 if (cam_iosched_init(&softc->cam_iosched, periph) != 0) { 1709 printf("adaregister: Unable to probe new device. " 1710 "Unable to allocate iosched memory\n"); 1711 free(softc, M_DEVBUF); 1712 return(CAM_REQ_CMP_ERR); 1713 } 1714 1715 periph->softc = softc; 1716 1717 /* 1718 * See if this device has any quirks. 1719 */ 1720 match = cam_quirkmatch((caddr_t)&cgd->ident_data, 1721 (caddr_t)ada_quirk_table, 1722 nitems(ada_quirk_table), 1723 sizeof(*ada_quirk_table), ata_identify_match); 1724 if (match != NULL) 1725 softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 1726 else 1727 softc->quirks = ADA_Q_NONE; 1728 1729 bzero(&cpi, sizeof(cpi)); 1730 xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NONE); 1731 cpi.ccb_h.func_code = XPT_PATH_INQ; 1732 xpt_action((union ccb *)&cpi); 1733 1734 TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 1735 1736 /* 1737 * Register this media as a disk 1738 */ 1739 (void)cam_periph_hold(periph, PRIBIO); 1740 cam_periph_unlock(periph); 1741 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1742 "kern.cam.ada.%d.quirks", periph->unit_number); 1743 quirks = softc->quirks; 1744 TUNABLE_INT_FETCH(announce_buf, &quirks); 1745 softc->quirks = quirks; 1746 softc->read_ahead = -1; 1747 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1748 "kern.cam.ada.%d.read_ahead", periph->unit_number); 1749 TUNABLE_INT_FETCH(announce_buf, &softc->read_ahead); 1750 softc->write_cache = -1; 1751 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1752 "kern.cam.ada.%d.write_cache", periph->unit_number); 1753 TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 1754 1755 /* 1756 * Set support flags based on the Identify data and quirks. 1757 */ 1758 adasetflags(softc, cgd); 1759 1760 /* Disable queue sorting for non-rotational media by default. */ 1761 if (cgd->ident_data.media_rotation_rate == ATA_RATE_NON_ROTATING) { 1762 softc->rotating = 0; 1763 } else { 1764 softc->rotating = 1; 1765 } 1766 cam_iosched_set_sort_queue(softc->cam_iosched, softc->rotating ? -1 : 0); 1767 adagetparams(periph, cgd); 1768 softc->disk = disk_alloc(); 1769 softc->disk->d_rotation_rate = cgd->ident_data.media_rotation_rate; 1770 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 1771 periph->unit_number, softc->params.secsize, 1772 DEVSTAT_ALL_SUPPORTED, 1773 DEVSTAT_TYPE_DIRECT | 1774 XPORT_DEVSTAT_TYPE(cpi.transport), 1775 DEVSTAT_PRIORITY_DISK); 1776 softc->disk->d_open = adaopen; 1777 softc->disk->d_close = adaclose; 1778 softc->disk->d_strategy = adastrategy; 1779 softc->disk->d_getattr = adagetattr; 1780 softc->disk->d_dump = adadump; 1781 softc->disk->d_gone = adadiskgonecb; 1782 softc->disk->d_name = "ada"; 1783 softc->disk->d_drv1 = periph; 1784 maxio = cpi.maxio; /* Honor max I/O size of SIM */ 1785 if (maxio == 0) 1786 maxio = DFLTPHYS; /* traditional default */ 1787 else if (maxio > MAXPHYS) 1788 maxio = MAXPHYS; /* for safety */ 1789 if (softc->flags & ADA_FLAG_CAN_48BIT) 1790 maxio = min(maxio, 65536 * softc->params.secsize); 1791 else /* 28bit ATA command limit */ 1792 maxio = min(maxio, 256 * softc->params.secsize); 1793 softc->disk->d_maxsize = maxio; 1794 softc->disk->d_unit = periph->unit_number; 1795 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE; 1796 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) 1797 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 1798 if (softc->flags & ADA_FLAG_CAN_TRIM) { 1799 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1800 softc->disk->d_delmaxsize = softc->params.secsize * 1801 ATA_DSM_RANGE_MAX * 1802 softc->trim_max_ranges; 1803 } else if ((softc->flags & ADA_FLAG_CAN_CFA) && 1804 !(softc->flags & ADA_FLAG_CAN_48BIT)) { 1805 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1806 softc->disk->d_delmaxsize = 256 * softc->params.secsize; 1807 } else 1808 softc->disk->d_delmaxsize = maxio; 1809 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) { 1810 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO; 1811 softc->unmappedio = 1; 1812 } 1813 if (cpi.hba_misc & PIM_ATA_EXT) 1814 softc->flags |= ADA_FLAG_PIM_ATA_EXT; 1815 strlcpy(softc->disk->d_descr, cgd->ident_data.model, 1816 MIN(sizeof(softc->disk->d_descr), sizeof(cgd->ident_data.model))); 1817 strlcpy(softc->disk->d_ident, cgd->ident_data.serial, 1818 MIN(sizeof(softc->disk->d_ident), sizeof(cgd->ident_data.serial))); 1819 softc->disk->d_hba_vendor = cpi.hba_vendor; 1820 softc->disk->d_hba_device = cpi.hba_device; 1821 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 1822 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 1823 1824 softc->disk->d_sectorsize = softc->params.secsize; 1825 softc->disk->d_mediasize = (off_t)softc->params.sectors * 1826 softc->params.secsize; 1827 if (ata_physical_sector_size(&cgd->ident_data) != 1828 softc->params.secsize) { 1829 softc->disk->d_stripesize = 1830 ata_physical_sector_size(&cgd->ident_data); 1831 softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 1832 ata_logical_sector_offset(&cgd->ident_data)) % 1833 softc->disk->d_stripesize; 1834 } else if (softc->quirks & ADA_Q_4K) { 1835 softc->disk->d_stripesize = 4096; 1836 softc->disk->d_stripeoffset = 0; 1837 } 1838 softc->disk->d_fwsectors = softc->params.secs_per_track; 1839 softc->disk->d_fwheads = softc->params.heads; 1840 ata_disk_firmware_geom_adjust(softc->disk); 1841 1842 /* 1843 * Acquire a reference to the periph before we register with GEOM. 1844 * We'll release this reference once GEOM calls us back (via 1845 * adadiskgonecb()) telling us that our provider has been freed. 1846 */ 1847 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 1848 xpt_print(periph->path, "%s: lost periph during " 1849 "registration!\n", __func__); 1850 cam_periph_lock(periph); 1851 return (CAM_REQ_CMP_ERR); 1852 } 1853 disk_create(softc->disk, DISK_VERSION); 1854 cam_periph_lock(periph); 1855 1856 dp = &softc->params; 1857 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1858 "%juMB (%ju %u byte sectors)", 1859 ((uintmax_t)dp->secsize * dp->sectors) / (1024 * 1024), 1860 (uintmax_t)dp->sectors, dp->secsize); 1861 1862 sbuf_new(&sb, softc->announce_buffer, ADA_ANNOUNCE_SZ, SBUF_FIXEDLEN); 1863 xpt_announce_periph_sbuf(periph, &sb, announce_buf); 1864 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks, ADA_Q_BIT_STRING); 1865 sbuf_finish(&sb); 1866 sbuf_putbuf(&sb); 1867 1868 /* 1869 * Create our sysctl variables, now that we know 1870 * we have successfully attached. 1871 */ 1872 if (cam_periph_acquire(periph) == CAM_REQ_CMP) 1873 taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1874 1875 /* 1876 * Add async callbacks for bus reset and 1877 * bus device reset calls. I don't bother 1878 * checking if this fails as, in most cases, 1879 * the system will function just fine without 1880 * them and the only alternative would be to 1881 * not attach the device on failure. 1882 */ 1883 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 1884 AC_GETDEV_CHANGED | AC_ADVINFO_CHANGED, 1885 adaasync, periph, periph->path); 1886 1887 /* 1888 * Schedule a periodic event to occasionally send an 1889 * ordered tag to a device. 1890 */ 1891 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 1892 callout_reset(&softc->sendordered_c, 1893 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1894 adasendorderedtag, softc); 1895 1896 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) { 1897 softc->state = ADA_STATE_RAHEAD; 1898 } else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) { 1899 softc->state = ADA_STATE_WCACHE; 1900 } else if ((softc->flags & ADA_FLAG_CAN_LOG) 1901 && (softc->zone_mode != ADA_ZONE_NONE)) { 1902 softc->state = ADA_STATE_LOGDIR; 1903 } else { 1904 /* 1905 * Nothing to probe, so we can just transition to the 1906 * normal state. 1907 */ 1908 adaprobedone(periph, NULL); 1909 return(CAM_REQ_CMP); 1910 } 1911 1912 xpt_schedule(periph, CAM_PRIORITY_DEV); 1913 1914 return(CAM_REQ_CMP); 1915 } 1916 1917 static int 1918 ada_dsmtrim_req_create(struct ada_softc *softc, struct bio *bp, struct trim_request *req) 1919 { 1920 uint64_t lastlba = (uint64_t)-1; 1921 int c, lastcount = 0, off, ranges = 0; 1922 1923 bzero(req, sizeof(*req)); 1924 TAILQ_INIT(&req->bps); 1925 do { 1926 uint64_t lba = bp->bio_pblkno; 1927 int count = bp->bio_bcount / softc->params.secsize; 1928 1929 /* Try to extend the previous range. */ 1930 if (lba == lastlba) { 1931 c = min(count, ATA_DSM_RANGE_MAX - lastcount); 1932 lastcount += c; 1933 off = (ranges - 1) * ATA_DSM_RANGE_SIZE; 1934 req->data[off + 6] = lastcount & 0xff; 1935 req->data[off + 7] = 1936 (lastcount >> 8) & 0xff; 1937 count -= c; 1938 lba += c; 1939 } 1940 1941 while (count > 0) { 1942 c = min(count, ATA_DSM_RANGE_MAX); 1943 off = ranges * ATA_DSM_RANGE_SIZE; 1944 req->data[off + 0] = lba & 0xff; 1945 req->data[off + 1] = (lba >> 8) & 0xff; 1946 req->data[off + 2] = (lba >> 16) & 0xff; 1947 req->data[off + 3] = (lba >> 24) & 0xff; 1948 req->data[off + 4] = (lba >> 32) & 0xff; 1949 req->data[off + 5] = (lba >> 40) & 0xff; 1950 req->data[off + 6] = c & 0xff; 1951 req->data[off + 7] = (c >> 8) & 0xff; 1952 lba += c; 1953 count -= c; 1954 lastcount = c; 1955 ranges++; 1956 /* 1957 * Its the caller's responsibility to ensure the 1958 * request will fit so we don't need to check for 1959 * overrun here 1960 */ 1961 } 1962 lastlba = lba; 1963 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 1964 1965 bp = cam_iosched_next_trim(softc->cam_iosched); 1966 if (bp == NULL) 1967 break; 1968 if (bp->bio_bcount / softc->params.secsize > 1969 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) { 1970 cam_iosched_put_back_trim(softc->cam_iosched, bp); 1971 break; 1972 } 1973 } while (1); 1974 1975 return (ranges); 1976 } 1977 1978 static void 1979 ada_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1980 { 1981 struct trim_request *req = &softc->trim_req; 1982 int ranges; 1983 1984 ranges = ada_dsmtrim_req_create(softc, bp, req); 1985 cam_fill_ataio(ataio, 1986 ada_retry_count, 1987 adadone, 1988 CAM_DIR_OUT, 1989 0, 1990 req->data, 1991 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1992 ada_default_timeout * 1000); 1993 ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 1994 ATA_DSM_TRIM, 0, howmany(ranges, ATA_DSM_BLK_RANGES)); 1995 } 1996 1997 static void 1998 ada_ncq_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1999 { 2000 struct trim_request *req = &softc->trim_req; 2001 int ranges; 2002 2003 ranges = ada_dsmtrim_req_create(softc, bp, req); 2004 cam_fill_ataio(ataio, 2005 ada_retry_count, 2006 adadone, 2007 CAM_DIR_OUT, 2008 0, 2009 req->data, 2010 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 2011 ada_default_timeout * 1000); 2012 ata_ncq_cmd(ataio, 2013 ATA_SEND_FPDMA_QUEUED, 2014 0, 2015 howmany(ranges, ATA_DSM_BLK_RANGES)); 2016 ataio->cmd.sector_count_exp = ATA_SFPDMA_DSM; 2017 ataio->ata_flags |= ATA_FLAG_AUX; 2018 ataio->aux = 1; 2019 } 2020 2021 static void 2022 ada_cfaerase(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2023 { 2024 struct trim_request *req = &softc->trim_req; 2025 uint64_t lba = bp->bio_pblkno; 2026 uint16_t count = bp->bio_bcount / softc->params.secsize; 2027 2028 bzero(req, sizeof(*req)); 2029 TAILQ_INIT(&req->bps); 2030 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 2031 2032 cam_fill_ataio(ataio, 2033 ada_retry_count, 2034 adadone, 2035 CAM_DIR_NONE, 2036 0, 2037 NULL, 2038 0, 2039 ada_default_timeout*1000); 2040 2041 if (count >= 256) 2042 count = 0; 2043 ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 2044 } 2045 2046 static int 2047 ada_zone_bio_to_ata(int disk_zone_cmd) 2048 { 2049 switch (disk_zone_cmd) { 2050 case DISK_ZONE_OPEN: 2051 return ATA_ZM_OPEN_ZONE; 2052 case DISK_ZONE_CLOSE: 2053 return ATA_ZM_CLOSE_ZONE; 2054 case DISK_ZONE_FINISH: 2055 return ATA_ZM_FINISH_ZONE; 2056 case DISK_ZONE_RWP: 2057 return ATA_ZM_RWP; 2058 } 2059 2060 return -1; 2061 } 2062 2063 static int 2064 ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp, 2065 int *queue_ccb) 2066 { 2067 struct ada_softc *softc; 2068 int error; 2069 2070 error = 0; 2071 2072 if (bp->bio_cmd != BIO_ZONE) { 2073 error = EINVAL; 2074 goto bailout; 2075 } 2076 2077 softc = periph->softc; 2078 2079 switch (bp->bio_zone.zone_cmd) { 2080 case DISK_ZONE_OPEN: 2081 case DISK_ZONE_CLOSE: 2082 case DISK_ZONE_FINISH: 2083 case DISK_ZONE_RWP: { 2084 int zone_flags; 2085 int zone_sa; 2086 uint64_t lba; 2087 2088 zone_sa = ada_zone_bio_to_ata(bp->bio_zone.zone_cmd); 2089 if (zone_sa == -1) { 2090 xpt_print(periph->path, "Cannot translate zone " 2091 "cmd %#x to ATA\n", bp->bio_zone.zone_cmd); 2092 error = EINVAL; 2093 goto bailout; 2094 } 2095 2096 zone_flags = 0; 2097 lba = bp->bio_zone.zone_params.rwp.id; 2098 2099 if (bp->bio_zone.zone_params.rwp.flags & 2100 DISK_ZONE_RWP_FLAG_ALL) 2101 zone_flags |= ZBC_OUT_ALL; 2102 2103 ata_zac_mgmt_out(&ccb->ataio, 2104 /*retries*/ ada_retry_count, 2105 /*cbfcnp*/ adadone, 2106 /*use_ncq*/ (softc->flags & 2107 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2108 /*zm_action*/ zone_sa, 2109 /*zone_id*/ lba, 2110 /*zone_flags*/ zone_flags, 2111 /*sector_count*/ 0, 2112 /*data_ptr*/ NULL, 2113 /*dxfer_len*/ 0, 2114 /*timeout*/ ada_default_timeout * 1000); 2115 *queue_ccb = 1; 2116 2117 break; 2118 } 2119 case DISK_ZONE_REPORT_ZONES: { 2120 uint8_t *rz_ptr; 2121 uint32_t num_entries, alloc_size; 2122 struct disk_zone_report *rep; 2123 2124 rep = &bp->bio_zone.zone_params.report; 2125 2126 num_entries = rep->entries_allocated; 2127 if (num_entries == 0) { 2128 xpt_print(periph->path, "No entries allocated for " 2129 "Report Zones request\n"); 2130 error = EINVAL; 2131 goto bailout; 2132 } 2133 alloc_size = sizeof(struct scsi_report_zones_hdr) + 2134 (sizeof(struct scsi_report_zones_desc) * num_entries); 2135 alloc_size = min(alloc_size, softc->disk->d_maxsize); 2136 rz_ptr = malloc(alloc_size, M_ATADA, M_NOWAIT | M_ZERO); 2137 if (rz_ptr == NULL) { 2138 xpt_print(periph->path, "Unable to allocate memory " 2139 "for Report Zones request\n"); 2140 error = ENOMEM; 2141 goto bailout; 2142 } 2143 2144 ata_zac_mgmt_in(&ccb->ataio, 2145 /*retries*/ ada_retry_count, 2146 /*cbcfnp*/ adadone, 2147 /*use_ncq*/ (softc->flags & 2148 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2149 /*zm_action*/ ATA_ZM_REPORT_ZONES, 2150 /*zone_id*/ rep->starting_id, 2151 /*zone_flags*/ rep->rep_options, 2152 /*data_ptr*/ rz_ptr, 2153 /*dxfer_len*/ alloc_size, 2154 /*timeout*/ ada_default_timeout * 1000); 2155 2156 /* 2157 * For BIO_ZONE, this isn't normally needed. However, it 2158 * is used by devstat_end_transaction_bio() to determine 2159 * how much data was transferred. 2160 */ 2161 /* 2162 * XXX KDM we have a problem. But I'm not sure how to fix 2163 * it. devstat uses bio_bcount - bio_resid to calculate 2164 * the amount of data transferred. The GEOM disk code 2165 * uses bio_length - bio_resid to calculate the amount of 2166 * data in bio_completed. We have different structure 2167 * sizes above and below the ada(4) driver. So, if we 2168 * use the sizes above, the amount transferred won't be 2169 * quite accurate for devstat. If we use different sizes 2170 * for bio_bcount and bio_length (above and below 2171 * respectively), then the residual needs to match one or 2172 * the other. Everything is calculated after the bio 2173 * leaves the driver, so changing the values around isn't 2174 * really an option. For now, just set the count to the 2175 * passed in length. This means that the calculations 2176 * above (e.g. bio_completed) will be correct, but the 2177 * amount of data reported to devstat will be slightly 2178 * under or overstated. 2179 */ 2180 bp->bio_bcount = bp->bio_length; 2181 2182 *queue_ccb = 1; 2183 2184 break; 2185 } 2186 case DISK_ZONE_GET_PARAMS: { 2187 struct disk_zone_disk_params *params; 2188 2189 params = &bp->bio_zone.zone_params.disk_params; 2190 bzero(params, sizeof(*params)); 2191 2192 switch (softc->zone_mode) { 2193 case ADA_ZONE_DRIVE_MANAGED: 2194 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED; 2195 break; 2196 case ADA_ZONE_HOST_AWARE: 2197 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE; 2198 break; 2199 case ADA_ZONE_HOST_MANAGED: 2200 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED; 2201 break; 2202 default: 2203 case ADA_ZONE_NONE: 2204 params->zone_mode = DISK_ZONE_MODE_NONE; 2205 break; 2206 } 2207 2208 if (softc->zone_flags & ADA_ZONE_FLAG_URSWRZ) 2209 params->flags |= DISK_ZONE_DISK_URSWRZ; 2210 2211 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_SEQ_SET) { 2212 params->optimal_seq_zones = softc->optimal_seq_zones; 2213 params->flags |= DISK_ZONE_OPT_SEQ_SET; 2214 } 2215 2216 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_NONSEQ_SET) { 2217 params->optimal_nonseq_zones = 2218 softc->optimal_nonseq_zones; 2219 params->flags |= DISK_ZONE_OPT_NONSEQ_SET; 2220 } 2221 2222 if (softc->zone_flags & ADA_ZONE_FLAG_MAX_SEQ_SET) { 2223 params->max_seq_zones = softc->max_seq_zones; 2224 params->flags |= DISK_ZONE_MAX_SEQ_SET; 2225 } 2226 if (softc->zone_flags & ADA_ZONE_FLAG_RZ_SUP) 2227 params->flags |= DISK_ZONE_RZ_SUP; 2228 2229 if (softc->zone_flags & ADA_ZONE_FLAG_OPEN_SUP) 2230 params->flags |= DISK_ZONE_OPEN_SUP; 2231 2232 if (softc->zone_flags & ADA_ZONE_FLAG_CLOSE_SUP) 2233 params->flags |= DISK_ZONE_CLOSE_SUP; 2234 2235 if (softc->zone_flags & ADA_ZONE_FLAG_FINISH_SUP) 2236 params->flags |= DISK_ZONE_FINISH_SUP; 2237 2238 if (softc->zone_flags & ADA_ZONE_FLAG_RWP_SUP) 2239 params->flags |= DISK_ZONE_RWP_SUP; 2240 break; 2241 } 2242 default: 2243 break; 2244 } 2245 bailout: 2246 return (error); 2247 } 2248 2249 static void 2250 adastart(struct cam_periph *periph, union ccb *start_ccb) 2251 { 2252 struct ada_softc *softc = (struct ada_softc *)periph->softc; 2253 struct ccb_ataio *ataio = &start_ccb->ataio; 2254 2255 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastart\n")); 2256 2257 switch (softc->state) { 2258 case ADA_STATE_NORMAL: 2259 { 2260 struct bio *bp; 2261 u_int8_t tag_code; 2262 2263 bp = cam_iosched_next_bio(softc->cam_iosched); 2264 if (bp == NULL) { 2265 xpt_release_ccb(start_ccb); 2266 break; 2267 } 2268 2269 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2270 (bp->bio_cmd != BIO_DELETE && (softc->flags & ADA_FLAG_NEED_OTAG) != 0)) { 2271 softc->flags &= ~ADA_FLAG_NEED_OTAG; 2272 softc->flags |= ADA_FLAG_WAS_OTAG; 2273 tag_code = 0; 2274 } else { 2275 tag_code = 1; 2276 } 2277 switch (bp->bio_cmd) { 2278 case BIO_WRITE: 2279 case BIO_READ: 2280 { 2281 uint64_t lba = bp->bio_pblkno; 2282 uint16_t count = bp->bio_bcount / softc->params.secsize; 2283 void *data_ptr; 2284 int rw_op; 2285 2286 if (bp->bio_cmd == BIO_WRITE) { 2287 softc->flags |= ADA_FLAG_DIRTY; 2288 rw_op = CAM_DIR_OUT; 2289 } else { 2290 rw_op = CAM_DIR_IN; 2291 } 2292 2293 data_ptr = bp->bio_data; 2294 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) { 2295 rw_op |= CAM_DATA_BIO; 2296 data_ptr = bp; 2297 } 2298 2299 #ifdef ADA_TEST_FAILURE 2300 int fail = 0; 2301 2302 /* 2303 * Support the failure ioctls. If the command is a 2304 * read, and there are pending forced read errors, or 2305 * if a write and pending write errors, then fail this 2306 * operation with EIO. This is useful for testing 2307 * purposes. Also, support having every Nth read fail. 2308 * 2309 * This is a rather blunt tool. 2310 */ 2311 if (bp->bio_cmd == BIO_READ) { 2312 if (softc->force_read_error) { 2313 softc->force_read_error--; 2314 fail = 1; 2315 } 2316 if (softc->periodic_read_error > 0) { 2317 if (++softc->periodic_read_count >= 2318 softc->periodic_read_error) { 2319 softc->periodic_read_count = 0; 2320 fail = 1; 2321 } 2322 } 2323 } else { 2324 if (softc->force_write_error) { 2325 softc->force_write_error--; 2326 fail = 1; 2327 } 2328 } 2329 if (fail) { 2330 biofinish(bp, NULL, EIO); 2331 xpt_release_ccb(start_ccb); 2332 adaschedule(periph); 2333 return; 2334 } 2335 #endif 2336 KASSERT((bp->bio_flags & BIO_UNMAPPED) == 0 || 2337 round_page(bp->bio_bcount + bp->bio_ma_offset) / 2338 PAGE_SIZE == bp->bio_ma_n, 2339 ("Short bio %p", bp)); 2340 cam_fill_ataio(ataio, 2341 ada_retry_count, 2342 adadone, 2343 rw_op, 2344 0, 2345 data_ptr, 2346 bp->bio_bcount, 2347 ada_default_timeout*1000); 2348 2349 if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 2350 if (bp->bio_cmd == BIO_READ) { 2351 ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 2352 lba, count); 2353 } else { 2354 ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 2355 lba, count); 2356 } 2357 } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 2358 (lba + count >= ATA_MAX_28BIT_LBA || 2359 count > 256)) { 2360 if (softc->flags & ADA_FLAG_CAN_DMA48) { 2361 if (bp->bio_cmd == BIO_READ) { 2362 ata_48bit_cmd(ataio, ATA_READ_DMA48, 2363 0, lba, count); 2364 } else { 2365 ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 2366 0, lba, count); 2367 } 2368 } else { 2369 if (bp->bio_cmd == BIO_READ) { 2370 ata_48bit_cmd(ataio, ATA_READ_MUL48, 2371 0, lba, count); 2372 } else { 2373 ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 2374 0, lba, count); 2375 } 2376 } 2377 } else { 2378 if (count == 256) 2379 count = 0; 2380 if (softc->flags & ADA_FLAG_CAN_DMA) { 2381 if (bp->bio_cmd == BIO_READ) { 2382 ata_28bit_cmd(ataio, ATA_READ_DMA, 2383 0, lba, count); 2384 } else { 2385 ata_28bit_cmd(ataio, ATA_WRITE_DMA, 2386 0, lba, count); 2387 } 2388 } else { 2389 if (bp->bio_cmd == BIO_READ) { 2390 ata_28bit_cmd(ataio, ATA_READ_MUL, 2391 0, lba, count); 2392 } else { 2393 ata_28bit_cmd(ataio, ATA_WRITE_MUL, 2394 0, lba, count); 2395 } 2396 } 2397 } 2398 break; 2399 } 2400 case BIO_DELETE: 2401 switch (softc->delete_method) { 2402 case ADA_DELETE_NCQ_DSM_TRIM: 2403 ada_ncq_dsmtrim(softc, bp, ataio); 2404 break; 2405 case ADA_DELETE_DSM_TRIM: 2406 ada_dsmtrim(softc, bp, ataio); 2407 break; 2408 case ADA_DELETE_CFA_ERASE: 2409 ada_cfaerase(softc, bp, ataio); 2410 break; 2411 default: 2412 biofinish(bp, NULL, EOPNOTSUPP); 2413 xpt_release_ccb(start_ccb); 2414 adaschedule(periph); 2415 return; 2416 } 2417 start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 2418 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2419 cam_iosched_submit_trim(softc->cam_iosched); 2420 goto out; 2421 case BIO_FLUSH: 2422 cam_fill_ataio(ataio, 2423 1, 2424 adadone, 2425 CAM_DIR_NONE, 2426 0, 2427 NULL, 2428 0, 2429 ada_default_timeout*1000); 2430 2431 if (softc->flags & ADA_FLAG_CAN_48BIT) 2432 ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 2433 else 2434 ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 2435 break; 2436 case BIO_ZONE: { 2437 int error, queue_ccb; 2438 2439 queue_ccb = 0; 2440 2441 error = ada_zone_cmd(periph, start_ccb, bp, &queue_ccb); 2442 if ((error != 0) 2443 || (queue_ccb == 0)) { 2444 biofinish(bp, NULL, error); 2445 xpt_release_ccb(start_ccb); 2446 return; 2447 } 2448 break; 2449 } 2450 } 2451 start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 2452 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2453 out: 2454 start_ccb->ccb_h.ccb_bp = bp; 2455 softc->outstanding_cmds++; 2456 softc->refcount++; 2457 cam_periph_unlock(periph); 2458 xpt_action(start_ccb); 2459 cam_periph_lock(periph); 2460 softc->refcount--; 2461 2462 /* May have more work to do, so ensure we stay scheduled */ 2463 adaschedule(periph); 2464 break; 2465 } 2466 case ADA_STATE_RAHEAD: 2467 case ADA_STATE_WCACHE: 2468 { 2469 cam_fill_ataio(ataio, 2470 1, 2471 adadone, 2472 CAM_DIR_NONE, 2473 0, 2474 NULL, 2475 0, 2476 ada_default_timeout*1000); 2477 2478 if (softc->state == ADA_STATE_RAHEAD) { 2479 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_RA ? 2480 ATA_SF_ENAB_RCACHE : ATA_SF_DIS_RCACHE, 0, 0); 2481 start_ccb->ccb_h.ccb_state = ADA_CCB_RAHEAD; 2482 } else { 2483 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_WC ? 2484 ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 2485 start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 2486 } 2487 start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 2488 xpt_action(start_ccb); 2489 break; 2490 } 2491 case ADA_STATE_LOGDIR: 2492 { 2493 struct ata_gp_log_dir *log_dir; 2494 2495 if ((softc->flags & ADA_FLAG_CAN_LOG) == 0) { 2496 adaprobedone(periph, start_ccb); 2497 break; 2498 } 2499 2500 log_dir = malloc(sizeof(*log_dir), M_ATADA, M_NOWAIT|M_ZERO); 2501 if (log_dir == NULL) { 2502 xpt_print(periph->path, "Couldn't malloc log_dir " 2503 "data\n"); 2504 softc->state = ADA_STATE_NORMAL; 2505 xpt_release_ccb(start_ccb); 2506 break; 2507 } 2508 2509 2510 ata_read_log(ataio, 2511 /*retries*/1, 2512 /*cbfcnp*/adadone, 2513 /*log_address*/ ATA_LOG_DIRECTORY, 2514 /*page_number*/ 0, 2515 /*block_count*/ 1, 2516 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2517 CAM_ATAIO_DMA : 0, 2518 /*data_ptr*/ (uint8_t *)log_dir, 2519 /*dxfer_len*/sizeof(*log_dir), 2520 /*timeout*/ada_default_timeout*1000); 2521 2522 start_ccb->ccb_h.ccb_state = ADA_CCB_LOGDIR; 2523 xpt_action(start_ccb); 2524 break; 2525 } 2526 case ADA_STATE_IDDIR: 2527 { 2528 struct ata_identify_log_pages *id_dir; 2529 2530 id_dir = malloc(sizeof(*id_dir), M_ATADA, M_NOWAIT | M_ZERO); 2531 if (id_dir == NULL) { 2532 xpt_print(periph->path, "Couldn't malloc id_dir " 2533 "data\n"); 2534 adaprobedone(periph, start_ccb); 2535 break; 2536 } 2537 2538 ata_read_log(ataio, 2539 /*retries*/1, 2540 /*cbfcnp*/adadone, 2541 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2542 /*page_number*/ ATA_IDL_PAGE_LIST, 2543 /*block_count*/ 1, 2544 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2545 CAM_ATAIO_DMA : 0, 2546 /*data_ptr*/ (uint8_t *)id_dir, 2547 /*dxfer_len*/ sizeof(*id_dir), 2548 /*timeout*/ada_default_timeout*1000); 2549 2550 start_ccb->ccb_h.ccb_state = ADA_CCB_IDDIR; 2551 xpt_action(start_ccb); 2552 break; 2553 } 2554 case ADA_STATE_SUP_CAP: 2555 { 2556 struct ata_identify_log_sup_cap *sup_cap; 2557 2558 sup_cap = malloc(sizeof(*sup_cap), M_ATADA, M_NOWAIT|M_ZERO); 2559 if (sup_cap == NULL) { 2560 xpt_print(periph->path, "Couldn't malloc sup_cap " 2561 "data\n"); 2562 adaprobedone(periph, start_ccb); 2563 break; 2564 } 2565 2566 ata_read_log(ataio, 2567 /*retries*/1, 2568 /*cbfcnp*/adadone, 2569 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2570 /*page_number*/ ATA_IDL_SUP_CAP, 2571 /*block_count*/ 1, 2572 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2573 CAM_ATAIO_DMA : 0, 2574 /*data_ptr*/ (uint8_t *)sup_cap, 2575 /*dxfer_len*/ sizeof(*sup_cap), 2576 /*timeout*/ada_default_timeout*1000); 2577 2578 start_ccb->ccb_h.ccb_state = ADA_CCB_SUP_CAP; 2579 xpt_action(start_ccb); 2580 break; 2581 } 2582 case ADA_STATE_ZONE: 2583 { 2584 struct ata_zoned_info_log *ata_zone; 2585 2586 ata_zone = malloc(sizeof(*ata_zone), M_ATADA, M_NOWAIT|M_ZERO); 2587 if (ata_zone == NULL) { 2588 xpt_print(periph->path, "Couldn't malloc ata_zone " 2589 "data\n"); 2590 adaprobedone(periph, start_ccb); 2591 break; 2592 } 2593 2594 ata_read_log(ataio, 2595 /*retries*/1, 2596 /*cbfcnp*/adadone, 2597 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2598 /*page_number*/ ATA_IDL_ZDI, 2599 /*block_count*/ 1, 2600 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2601 CAM_ATAIO_DMA : 0, 2602 /*data_ptr*/ (uint8_t *)ata_zone, 2603 /*dxfer_len*/ sizeof(*ata_zone), 2604 /*timeout*/ada_default_timeout*1000); 2605 2606 start_ccb->ccb_h.ccb_state = ADA_CCB_ZONE; 2607 xpt_action(start_ccb); 2608 break; 2609 } 2610 } 2611 } 2612 2613 static void 2614 adaprobedone(struct cam_periph *periph, union ccb *ccb) 2615 { 2616 struct ada_softc *softc; 2617 2618 softc = (struct ada_softc *)periph->softc; 2619 2620 if (ccb != NULL) 2621 xpt_release_ccb(ccb); 2622 2623 softc->state = ADA_STATE_NORMAL; 2624 softc->flags |= ADA_FLAG_PROBED; 2625 adaschedule(periph); 2626 if ((softc->flags & ADA_FLAG_ANNOUNCED) == 0) { 2627 softc->flags |= ADA_FLAG_ANNOUNCED; 2628 cam_periph_unhold(periph); 2629 } else { 2630 cam_periph_release_locked(periph); 2631 } 2632 } 2633 2634 static void 2635 adazonedone(struct cam_periph *periph, union ccb *ccb) 2636 { 2637 struct ada_softc *softc; 2638 struct bio *bp; 2639 2640 softc = periph->softc; 2641 bp = (struct bio *)ccb->ccb_h.ccb_bp; 2642 2643 switch (bp->bio_zone.zone_cmd) { 2644 case DISK_ZONE_OPEN: 2645 case DISK_ZONE_CLOSE: 2646 case DISK_ZONE_FINISH: 2647 case DISK_ZONE_RWP: 2648 break; 2649 case DISK_ZONE_REPORT_ZONES: { 2650 uint32_t avail_len; 2651 struct disk_zone_report *rep; 2652 struct scsi_report_zones_hdr *hdr; 2653 struct scsi_report_zones_desc *desc; 2654 struct disk_zone_rep_entry *entry; 2655 uint32_t num_alloced, hdr_len, num_avail; 2656 uint32_t num_to_fill, i; 2657 2658 rep = &bp->bio_zone.zone_params.report; 2659 avail_len = ccb->ataio.dxfer_len - ccb->ataio.resid; 2660 /* 2661 * Note that bio_resid isn't normally used for zone 2662 * commands, but it is used by devstat_end_transaction_bio() 2663 * to determine how much data was transferred. Because 2664 * the size of the SCSI/ATA data structures is different 2665 * than the size of the BIO interface structures, the 2666 * amount of data actually transferred from the drive will 2667 * be different than the amount of data transferred to 2668 * the user. 2669 */ 2670 num_alloced = rep->entries_allocated; 2671 hdr = (struct scsi_report_zones_hdr *)ccb->ataio.data_ptr; 2672 if (avail_len < sizeof(*hdr)) { 2673 /* 2674 * Is there a better error than EIO here? We asked 2675 * for at least the header, and we got less than 2676 * that. 2677 */ 2678 bp->bio_error = EIO; 2679 bp->bio_flags |= BIO_ERROR; 2680 bp->bio_resid = bp->bio_bcount; 2681 break; 2682 } 2683 2684 hdr_len = le32dec(hdr->length); 2685 if (hdr_len > 0) 2686 rep->entries_available = hdr_len / sizeof(*desc); 2687 else 2688 rep->entries_available = 0; 2689 /* 2690 * NOTE: using the same values for the BIO version of the 2691 * same field as the SCSI/ATA values. This means we could 2692 * get some additional values that aren't defined in bio.h 2693 * if more values of the same field are defined later. 2694 */ 2695 rep->header.same = hdr->byte4 & SRZ_SAME_MASK; 2696 rep->header.maximum_lba = le64dec(hdr->maximum_lba); 2697 /* 2698 * If the drive reports no entries that match the query, 2699 * we're done. 2700 */ 2701 if (hdr_len == 0) { 2702 rep->entries_filled = 0; 2703 bp->bio_resid = bp->bio_bcount; 2704 break; 2705 } 2706 2707 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc), 2708 hdr_len / sizeof(*desc)); 2709 /* 2710 * If the drive didn't return any data, then we're done. 2711 */ 2712 if (num_avail == 0) { 2713 rep->entries_filled = 0; 2714 bp->bio_resid = bp->bio_bcount; 2715 break; 2716 } 2717 2718 num_to_fill = min(num_avail, rep->entries_allocated); 2719 /* 2720 * If the user didn't allocate any entries for us to fill, 2721 * we're done. 2722 */ 2723 if (num_to_fill == 0) { 2724 rep->entries_filled = 0; 2725 bp->bio_resid = bp->bio_bcount; 2726 break; 2727 } 2728 2729 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0]; 2730 i < num_to_fill; i++, desc++, entry++) { 2731 /* 2732 * NOTE: we're mapping the values here directly 2733 * from the SCSI/ATA bit definitions to the bio.h 2734 * definitions. There is also a warning in 2735 * disk_zone.h, but the impact is that if 2736 * additional values are added in the SCSI/ATA 2737 * specs these will be visible to consumers of 2738 * this interface. 2739 */ 2740 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK; 2741 entry->zone_condition = 2742 (desc->zone_flags & SRZ_ZONE_COND_MASK) >> 2743 SRZ_ZONE_COND_SHIFT; 2744 entry->zone_flags |= desc->zone_flags & 2745 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET); 2746 entry->zone_length = le64dec(desc->zone_length); 2747 entry->zone_start_lba = le64dec(desc->zone_start_lba); 2748 entry->write_pointer_lba = 2749 le64dec(desc->write_pointer_lba); 2750 } 2751 rep->entries_filled = num_to_fill; 2752 /* 2753 * Note that this residual is accurate from the user's 2754 * standpoint, but the amount transferred isn't accurate 2755 * from the standpoint of what actually came back from the 2756 * drive. 2757 */ 2758 bp->bio_resid = bp->bio_bcount - (num_to_fill * sizeof(*entry)); 2759 break; 2760 } 2761 case DISK_ZONE_GET_PARAMS: 2762 default: 2763 /* 2764 * In theory we should not get a GET_PARAMS bio, since it 2765 * should be handled without queueing the command to the 2766 * drive. 2767 */ 2768 panic("%s: Invalid zone command %d", __func__, 2769 bp->bio_zone.zone_cmd); 2770 break; 2771 } 2772 2773 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES) 2774 free(ccb->ataio.data_ptr, M_ATADA); 2775 } 2776 2777 2778 static void 2779 adadone(struct cam_periph *periph, union ccb *done_ccb) 2780 { 2781 struct ada_softc *softc; 2782 struct ccb_ataio *ataio; 2783 struct cam_path *path; 2784 uint32_t priority; 2785 int state; 2786 2787 softc = (struct ada_softc *)periph->softc; 2788 ataio = &done_ccb->ataio; 2789 path = done_ccb->ccb_h.path; 2790 priority = done_ccb->ccb_h.pinfo.priority; 2791 2792 CAM_DEBUG(path, CAM_DEBUG_TRACE, ("adadone\n")); 2793 2794 state = ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK; 2795 switch (state) { 2796 case ADA_CCB_BUFFER_IO: 2797 case ADA_CCB_TRIM: 2798 { 2799 struct bio *bp; 2800 int error; 2801 2802 cam_periph_lock(periph); 2803 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2804 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2805 error = adaerror(done_ccb, 0, 0); 2806 if (error == ERESTART) { 2807 /* A retry was scheduled, so just return. */ 2808 cam_periph_unlock(periph); 2809 return; 2810 } 2811 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2812 cam_release_devq(path, 2813 /*relsim_flags*/0, 2814 /*reduction*/0, 2815 /*timeout*/0, 2816 /*getcount_only*/0); 2817 /* 2818 * If we get an error on an NCQ DSM TRIM, fall back 2819 * to a non-NCQ DSM TRIM forever. Please note that if 2820 * CAN_NCQ_TRIM is set, CAN_TRIM is necessarily set too. 2821 * However, for this one trim, we treat it as advisory 2822 * and return success up the stack. 2823 */ 2824 if (state == ADA_CCB_TRIM && 2825 error != 0 && 2826 (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) != 0) { 2827 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 2828 error = 0; 2829 adasetdeletemethod(softc); 2830 } 2831 } else { 2832 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2833 panic("REQ_CMP with QFRZN"); 2834 2835 error = 0; 2836 } 2837 bp->bio_error = error; 2838 if (error != 0) { 2839 bp->bio_resid = bp->bio_bcount; 2840 bp->bio_flags |= BIO_ERROR; 2841 } else { 2842 if (bp->bio_cmd == BIO_ZONE) 2843 adazonedone(periph, done_ccb); 2844 else if (state == ADA_CCB_TRIM) 2845 bp->bio_resid = 0; 2846 else 2847 bp->bio_resid = ataio->resid; 2848 2849 if ((bp->bio_resid > 0) 2850 && (bp->bio_cmd != BIO_ZONE)) 2851 bp->bio_flags |= BIO_ERROR; 2852 } 2853 softc->outstanding_cmds--; 2854 if (softc->outstanding_cmds == 0) 2855 softc->flags |= ADA_FLAG_WAS_OTAG; 2856 2857 /* 2858 * We need to call cam_iosched before we call biodone so that we 2859 * don't measure any activity that happens in the completion 2860 * routine, which in the case of sendfile can be quite 2861 * extensive. 2862 */ 2863 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb); 2864 xpt_release_ccb(done_ccb); 2865 if (state == ADA_CCB_TRIM) { 2866 TAILQ_HEAD(, bio) queue; 2867 struct bio *bp1; 2868 2869 TAILQ_INIT(&queue); 2870 TAILQ_CONCAT(&queue, &softc->trim_req.bps, bio_queue); 2871 /* 2872 * Normally, the xpt_release_ccb() above would make sure 2873 * that when we have more work to do, that work would 2874 * get kicked off. However, we specifically keep 2875 * trim_running set to 0 before the call above to allow 2876 * other I/O to progress when many BIO_DELETE requests 2877 * are pushed down. We set trim_running to 0 and call 2878 * daschedule again so that we don't stall if there are 2879 * no other I/Os pending apart from BIO_DELETEs. 2880 */ 2881 cam_iosched_trim_done(softc->cam_iosched); 2882 adaschedule(periph); 2883 cam_periph_unlock(periph); 2884 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 2885 TAILQ_REMOVE(&queue, bp1, bio_queue); 2886 bp1->bio_error = error; 2887 if (error != 0) { 2888 bp1->bio_flags |= BIO_ERROR; 2889 bp1->bio_resid = bp1->bio_bcount; 2890 } else 2891 bp1->bio_resid = 0; 2892 biodone(bp1); 2893 } 2894 } else { 2895 adaschedule(periph); 2896 cam_periph_unlock(periph); 2897 biodone(bp); 2898 } 2899 return; 2900 } 2901 case ADA_CCB_RAHEAD: 2902 { 2903 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2904 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2905 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2906 cam_release_devq(path, 0, 0, 0, FALSE); 2907 return; 2908 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2909 cam_release_devq(path, 2910 /*relsim_flags*/0, 2911 /*reduction*/0, 2912 /*timeout*/0, 2913 /*getcount_only*/0); 2914 } 2915 } 2916 2917 /* 2918 * Since our peripheral may be invalidated by an error 2919 * above or an external event, we must release our CCB 2920 * before releasing the reference on the peripheral. 2921 * The peripheral will only go away once the last reference 2922 * is removed, and we need it around for the CCB release 2923 * operation. 2924 */ 2925 2926 xpt_release_ccb(done_ccb); 2927 softc->state = ADA_STATE_WCACHE; 2928 xpt_schedule(periph, priority); 2929 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2930 cam_release_devq(path, 0, 0, 0, FALSE); 2931 return; 2932 } 2933 case ADA_CCB_WCACHE: 2934 { 2935 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2936 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2937 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2938 cam_release_devq(path, 0, 0, 0, FALSE); 2939 return; 2940 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2941 cam_release_devq(path, 2942 /*relsim_flags*/0, 2943 /*reduction*/0, 2944 /*timeout*/0, 2945 /*getcount_only*/0); 2946 } 2947 } 2948 2949 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2950 cam_release_devq(path, 0, 0, 0, FALSE); 2951 2952 if ((softc->flags & ADA_FLAG_CAN_LOG) 2953 && (softc->zone_mode != ADA_ZONE_NONE)) { 2954 xpt_release_ccb(done_ccb); 2955 softc->state = ADA_STATE_LOGDIR; 2956 xpt_schedule(periph, priority); 2957 } else { 2958 adaprobedone(periph, done_ccb); 2959 } 2960 return; 2961 } 2962 case ADA_CCB_LOGDIR: 2963 { 2964 int error; 2965 2966 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 2967 error = 0; 2968 softc->valid_logdir_len = 0; 2969 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir)); 2970 softc->valid_logdir_len = 2971 ataio->dxfer_len - ataio->resid; 2972 if (softc->valid_logdir_len > 0) 2973 bcopy(ataio->data_ptr, &softc->ata_logdir, 2974 min(softc->valid_logdir_len, 2975 sizeof(softc->ata_logdir))); 2976 /* 2977 * Figure out whether the Identify Device log is 2978 * supported. The General Purpose log directory 2979 * has a header, and lists the number of pages 2980 * available for each GP log identified by the 2981 * offset into the list. 2982 */ 2983 if ((softc->valid_logdir_len >= 2984 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t))) 2985 && (le16dec(softc->ata_logdir.header) == 2986 ATA_GP_LOG_DIR_VERSION) 2987 && (le16dec(&softc->ata_logdir.num_pages[ 2988 (ATA_IDENTIFY_DATA_LOG * 2989 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){ 2990 softc->flags |= ADA_FLAG_CAN_IDLOG; 2991 } else { 2992 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 2993 } 2994 } else { 2995 error = adaerror(done_ccb, CAM_RETRY_SELTO, 2996 SF_RETRY_UA|SF_NO_PRINT); 2997 if (error == ERESTART) 2998 return; 2999 else if (error != 0) { 3000 /* 3001 * If we can't get the ATA log directory, 3002 * then ATA logs are effectively not 3003 * supported even if the bit is set in the 3004 * identify data. 3005 */ 3006 softc->flags &= ~(ADA_FLAG_CAN_LOG | 3007 ADA_FLAG_CAN_IDLOG); 3008 if ((done_ccb->ccb_h.status & 3009 CAM_DEV_QFRZN) != 0) { 3010 /* Don't wedge this device's queue */ 3011 cam_release_devq(done_ccb->ccb_h.path, 3012 /*relsim_flags*/0, 3013 /*reduction*/0, 3014 /*timeout*/0, 3015 /*getcount_only*/0); 3016 } 3017 } 3018 3019 3020 } 3021 3022 free(ataio->data_ptr, M_ATADA); 3023 3024 if ((error == 0) 3025 && (softc->flags & ADA_FLAG_CAN_IDLOG)) { 3026 softc->state = ADA_STATE_IDDIR; 3027 xpt_release_ccb(done_ccb); 3028 xpt_schedule(periph, priority); 3029 } else 3030 adaprobedone(periph, done_ccb); 3031 3032 return; 3033 } 3034 case ADA_CCB_IDDIR: { 3035 int error; 3036 3037 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3038 off_t entries_offset, max_entries; 3039 error = 0; 3040 3041 softc->valid_iddir_len = 0; 3042 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir)); 3043 softc->flags &= ~(ADA_FLAG_CAN_SUPCAP | 3044 ADA_FLAG_CAN_ZONE); 3045 softc->valid_iddir_len = 3046 ataio->dxfer_len - ataio->resid; 3047 if (softc->valid_iddir_len > 0) 3048 bcopy(ataio->data_ptr, &softc->ata_iddir, 3049 min(softc->valid_iddir_len, 3050 sizeof(softc->ata_iddir))); 3051 3052 entries_offset = 3053 __offsetof(struct ata_identify_log_pages,entries); 3054 max_entries = softc->valid_iddir_len - entries_offset; 3055 if ((softc->valid_iddir_len > (entries_offset + 1)) 3056 && (le64dec(softc->ata_iddir.header) == 3057 ATA_IDLOG_REVISION) 3058 && (softc->ata_iddir.entry_count > 0)) { 3059 int num_entries, i; 3060 3061 num_entries = softc->ata_iddir.entry_count; 3062 num_entries = min(num_entries, 3063 softc->valid_iddir_len - entries_offset); 3064 for (i = 0; i < num_entries && 3065 i < max_entries; i++) { 3066 if (softc->ata_iddir.entries[i] == 3067 ATA_IDL_SUP_CAP) 3068 softc->flags |= 3069 ADA_FLAG_CAN_SUPCAP; 3070 else if (softc->ata_iddir.entries[i]== 3071 ATA_IDL_ZDI) 3072 softc->flags |= 3073 ADA_FLAG_CAN_ZONE; 3074 3075 if ((softc->flags & 3076 ADA_FLAG_CAN_SUPCAP) 3077 && (softc->flags & 3078 ADA_FLAG_CAN_ZONE)) 3079 break; 3080 } 3081 } 3082 } else { 3083 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3084 SF_RETRY_UA|SF_NO_PRINT); 3085 if (error == ERESTART) 3086 return; 3087 else if (error != 0) { 3088 /* 3089 * If we can't get the ATA Identify Data log 3090 * directory, then it effectively isn't 3091 * supported even if the ATA Log directory 3092 * a non-zero number of pages present for 3093 * this log. 3094 */ 3095 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3096 if ((done_ccb->ccb_h.status & 3097 CAM_DEV_QFRZN) != 0) { 3098 /* Don't wedge this device's queue */ 3099 cam_release_devq(done_ccb->ccb_h.path, 3100 /*relsim_flags*/0, 3101 /*reduction*/0, 3102 /*timeout*/0, 3103 /*getcount_only*/0); 3104 } 3105 } 3106 } 3107 3108 free(ataio->data_ptr, M_ATADA); 3109 3110 if ((error == 0) 3111 && (softc->flags & ADA_FLAG_CAN_SUPCAP)) { 3112 softc->state = ADA_STATE_SUP_CAP; 3113 xpt_release_ccb(done_ccb); 3114 xpt_schedule(periph, priority); 3115 } else 3116 adaprobedone(periph, done_ccb); 3117 return; 3118 } 3119 case ADA_CCB_SUP_CAP: { 3120 int error; 3121 3122 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3123 uint32_t valid_len; 3124 size_t needed_size; 3125 struct ata_identify_log_sup_cap *sup_cap; 3126 error = 0; 3127 3128 sup_cap = (struct ata_identify_log_sup_cap *) 3129 ataio->data_ptr; 3130 valid_len = ataio->dxfer_len - ataio->resid; 3131 needed_size = 3132 __offsetof(struct ata_identify_log_sup_cap, 3133 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap); 3134 if (valid_len >= needed_size) { 3135 uint64_t zoned, zac_cap; 3136 3137 zoned = le64dec(sup_cap->zoned_cap); 3138 if (zoned & ATA_ZONED_VALID) { 3139 /* 3140 * This should have already been 3141 * set, because this is also in the 3142 * ATA identify data. 3143 */ 3144 if ((zoned & ATA_ZONED_MASK) == 3145 ATA_SUPPORT_ZONE_HOST_AWARE) 3146 softc->zone_mode = 3147 ADA_ZONE_HOST_AWARE; 3148 else if ((zoned & ATA_ZONED_MASK) == 3149 ATA_SUPPORT_ZONE_DEV_MANAGED) 3150 softc->zone_mode = 3151 ADA_ZONE_DRIVE_MANAGED; 3152 } 3153 3154 zac_cap = le64dec(sup_cap->sup_zac_cap); 3155 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) { 3156 if (zac_cap & ATA_REPORT_ZONES_SUP) 3157 softc->zone_flags |= 3158 ADA_ZONE_FLAG_RZ_SUP; 3159 if (zac_cap & ATA_ND_OPEN_ZONE_SUP) 3160 softc->zone_flags |= 3161 ADA_ZONE_FLAG_OPEN_SUP; 3162 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP) 3163 softc->zone_flags |= 3164 ADA_ZONE_FLAG_CLOSE_SUP; 3165 if (zac_cap & ATA_ND_FINISH_ZONE_SUP) 3166 softc->zone_flags |= 3167 ADA_ZONE_FLAG_FINISH_SUP; 3168 if (zac_cap & ATA_ND_RWP_SUP) 3169 softc->zone_flags |= 3170 ADA_ZONE_FLAG_RWP_SUP; 3171 } else { 3172 /* 3173 * This field was introduced in 3174 * ACS-4, r08 on April 28th, 2015. 3175 * If the drive firmware was written 3176 * to an earlier spec, it won't have 3177 * the field. So, assume all 3178 * commands are supported. 3179 */ 3180 softc->zone_flags |= 3181 ADA_ZONE_FLAG_SUP_MASK; 3182 } 3183 3184 } 3185 } else { 3186 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3187 SF_RETRY_UA|SF_NO_PRINT); 3188 if (error == ERESTART) 3189 return; 3190 else if (error != 0) { 3191 /* 3192 * If we can't get the ATA Identify Data 3193 * Supported Capabilities page, clear the 3194 * flag... 3195 */ 3196 softc->flags &= ~ADA_FLAG_CAN_SUPCAP; 3197 /* 3198 * And clear zone capabilities. 3199 */ 3200 softc->zone_flags &= ~ADA_ZONE_FLAG_SUP_MASK; 3201 if ((done_ccb->ccb_h.status & 3202 CAM_DEV_QFRZN) != 0) { 3203 /* Don't wedge this device's queue */ 3204 cam_release_devq(done_ccb->ccb_h.path, 3205 /*relsim_flags*/0, 3206 /*reduction*/0, 3207 /*timeout*/0, 3208 /*getcount_only*/0); 3209 } 3210 } 3211 } 3212 3213 free(ataio->data_ptr, M_ATADA); 3214 3215 if ((error == 0) 3216 && (softc->flags & ADA_FLAG_CAN_ZONE)) { 3217 softc->state = ADA_STATE_ZONE; 3218 xpt_release_ccb(done_ccb); 3219 xpt_schedule(periph, priority); 3220 } else 3221 adaprobedone(periph, done_ccb); 3222 return; 3223 } 3224 case ADA_CCB_ZONE: { 3225 int error; 3226 3227 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3228 struct ata_zoned_info_log *zi_log; 3229 uint32_t valid_len; 3230 size_t needed_size; 3231 3232 zi_log = (struct ata_zoned_info_log *)ataio->data_ptr; 3233 3234 valid_len = ataio->dxfer_len - ataio->resid; 3235 needed_size = __offsetof(struct ata_zoned_info_log, 3236 version_info) + 1 + sizeof(zi_log->version_info); 3237 if (valid_len >= needed_size) { 3238 uint64_t tmpvar; 3239 3240 tmpvar = le64dec(zi_log->zoned_cap); 3241 if (tmpvar & ATA_ZDI_CAP_VALID) { 3242 if (tmpvar & ATA_ZDI_CAP_URSWRZ) 3243 softc->zone_flags |= 3244 ADA_ZONE_FLAG_URSWRZ; 3245 else 3246 softc->zone_flags &= 3247 ~ADA_ZONE_FLAG_URSWRZ; 3248 } 3249 tmpvar = le64dec(zi_log->optimal_seq_zones); 3250 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) { 3251 softc->zone_flags |= 3252 ADA_ZONE_FLAG_OPT_SEQ_SET; 3253 softc->optimal_seq_zones = (tmpvar & 3254 ATA_ZDI_OPT_SEQ_MASK); 3255 } else { 3256 softc->zone_flags &= 3257 ~ADA_ZONE_FLAG_OPT_SEQ_SET; 3258 softc->optimal_seq_zones = 0; 3259 } 3260 3261 tmpvar =le64dec(zi_log->optimal_nonseq_zones); 3262 if (tmpvar & ATA_ZDI_OPT_NS_VALID) { 3263 softc->zone_flags |= 3264 ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3265 softc->optimal_nonseq_zones = 3266 (tmpvar & ATA_ZDI_OPT_NS_MASK); 3267 } else { 3268 softc->zone_flags &= 3269 ~ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3270 softc->optimal_nonseq_zones = 0; 3271 } 3272 3273 tmpvar = le64dec(zi_log->max_seq_req_zones); 3274 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) { 3275 softc->zone_flags |= 3276 ADA_ZONE_FLAG_MAX_SEQ_SET; 3277 softc->max_seq_zones = 3278 (tmpvar & ATA_ZDI_MAX_SEQ_MASK); 3279 } else { 3280 softc->zone_flags &= 3281 ~ADA_ZONE_FLAG_MAX_SEQ_SET; 3282 softc->max_seq_zones = 0; 3283 } 3284 } 3285 } else { 3286 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3287 SF_RETRY_UA|SF_NO_PRINT); 3288 if (error == ERESTART) 3289 return; 3290 else if (error != 0) { 3291 softc->flags &= ~ADA_FLAG_CAN_ZONE; 3292 softc->flags &= ~ADA_ZONE_FLAG_SET_MASK; 3293 3294 if ((done_ccb->ccb_h.status & 3295 CAM_DEV_QFRZN) != 0) { 3296 /* Don't wedge this device's queue */ 3297 cam_release_devq(done_ccb->ccb_h.path, 3298 /*relsim_flags*/0, 3299 /*reduction*/0, 3300 /*timeout*/0, 3301 /*getcount_only*/0); 3302 } 3303 } 3304 3305 } 3306 free(ataio->data_ptr, M_ATADA); 3307 3308 adaprobedone(periph, done_ccb); 3309 return; 3310 } 3311 case ADA_CCB_DUMP: 3312 /* No-op. We're polling */ 3313 return; 3314 default: 3315 break; 3316 } 3317 xpt_release_ccb(done_ccb); 3318 } 3319 3320 static int 3321 adaerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3322 { 3323 #ifdef CAM_IO_STATS 3324 struct ada_softc *softc; 3325 struct cam_periph *periph; 3326 3327 periph = xpt_path_periph(ccb->ccb_h.path); 3328 softc = (struct ada_softc *)periph->softc; 3329 3330 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 3331 case CAM_CMD_TIMEOUT: 3332 softc->timeouts++; 3333 break; 3334 case CAM_REQ_ABORTED: 3335 case CAM_REQ_CMP_ERR: 3336 case CAM_REQ_TERMIO: 3337 case CAM_UNREC_HBA_ERROR: 3338 case CAM_DATA_RUN_ERR: 3339 case CAM_ATA_STATUS_ERROR: 3340 softc->errors++; 3341 break; 3342 default: 3343 break; 3344 } 3345 #endif 3346 3347 return(cam_periph_error(ccb, cam_flags, sense_flags, NULL)); 3348 } 3349 3350 static void 3351 adagetparams(struct cam_periph *periph, struct ccb_getdev *cgd) 3352 { 3353 struct ada_softc *softc = (struct ada_softc *)periph->softc; 3354 struct disk_params *dp = &softc->params; 3355 u_int64_t lbasize48; 3356 u_int32_t lbasize; 3357 3358 dp->secsize = ata_logical_sector_size(&cgd->ident_data); 3359 if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 3360 cgd->ident_data.current_heads && cgd->ident_data.current_sectors) { 3361 dp->heads = cgd->ident_data.current_heads; 3362 dp->secs_per_track = cgd->ident_data.current_sectors; 3363 dp->cylinders = cgd->ident_data.cylinders; 3364 dp->sectors = (u_int32_t)cgd->ident_data.current_size_1 | 3365 ((u_int32_t)cgd->ident_data.current_size_2 << 16); 3366 } else { 3367 dp->heads = cgd->ident_data.heads; 3368 dp->secs_per_track = cgd->ident_data.sectors; 3369 dp->cylinders = cgd->ident_data.cylinders; 3370 dp->sectors = cgd->ident_data.cylinders * dp->heads * dp->secs_per_track; 3371 } 3372 lbasize = (u_int32_t)cgd->ident_data.lba_size_1 | 3373 ((u_int32_t)cgd->ident_data.lba_size_2 << 16); 3374 3375 /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 3376 if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 3377 dp->sectors = lbasize; 3378 3379 /* use the 48bit LBA size if valid */ 3380 lbasize48 = ((u_int64_t)cgd->ident_data.lba_size48_1) | 3381 ((u_int64_t)cgd->ident_data.lba_size48_2 << 16) | 3382 ((u_int64_t)cgd->ident_data.lba_size48_3 << 32) | 3383 ((u_int64_t)cgd->ident_data.lba_size48_4 << 48); 3384 if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 3385 lbasize48 > ATA_MAX_28BIT_LBA) 3386 dp->sectors = lbasize48; 3387 } 3388 3389 static void 3390 adasendorderedtag(void *arg) 3391 { 3392 struct ada_softc *softc = arg; 3393 3394 if (ada_send_ordered) { 3395 if (softc->outstanding_cmds > 0) { 3396 if ((softc->flags & ADA_FLAG_WAS_OTAG) == 0) 3397 softc->flags |= ADA_FLAG_NEED_OTAG; 3398 softc->flags &= ~ADA_FLAG_WAS_OTAG; 3399 } 3400 } 3401 /* Queue us up again */ 3402 callout_reset(&softc->sendordered_c, 3403 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 3404 adasendorderedtag, softc); 3405 } 3406 3407 /* 3408 * Step through all ADA peripheral drivers, and if the device is still open, 3409 * sync the disk cache to physical media. 3410 */ 3411 static void 3412 adaflush(void) 3413 { 3414 struct cam_periph *periph; 3415 struct ada_softc *softc; 3416 union ccb *ccb; 3417 int error; 3418 3419 CAM_PERIPH_FOREACH(periph, &adadriver) { 3420 softc = (struct ada_softc *)periph->softc; 3421 if (SCHEDULER_STOPPED()) { 3422 /* If we paniced with the lock held, do not recurse. */ 3423 if (!cam_periph_owned(periph) && 3424 (softc->flags & ADA_FLAG_OPEN)) { 3425 adadump(softc->disk, NULL, 0, 0, 0); 3426 } 3427 continue; 3428 } 3429 cam_periph_lock(periph); 3430 /* 3431 * We only sync the cache if the drive is still open, and 3432 * if the drive is capable of it.. 3433 */ 3434 if (((softc->flags & ADA_FLAG_OPEN) == 0) || 3435 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 3436 cam_periph_unlock(periph); 3437 continue; 3438 } 3439 3440 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3441 cam_fill_ataio(&ccb->ataio, 3442 0, 3443 adadone, 3444 CAM_DIR_NONE, 3445 0, 3446 NULL, 3447 0, 3448 ada_default_timeout*1000); 3449 if (softc->flags & ADA_FLAG_CAN_48BIT) 3450 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 3451 else 3452 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 3453 3454 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3455 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3456 softc->disk->d_devstat); 3457 if (error != 0) 3458 xpt_print(periph->path, "Synchronize cache failed\n"); 3459 xpt_release_ccb(ccb); 3460 cam_periph_unlock(periph); 3461 } 3462 } 3463 3464 static void 3465 adaspindown(uint8_t cmd, int flags) 3466 { 3467 struct cam_periph *periph; 3468 struct ada_softc *softc; 3469 struct ccb_ataio local_ccb; 3470 int error; 3471 3472 CAM_PERIPH_FOREACH(periph, &adadriver) { 3473 /* If we paniced with lock held - not recurse here. */ 3474 if (cam_periph_owned(periph)) 3475 continue; 3476 cam_periph_lock(periph); 3477 softc = (struct ada_softc *)periph->softc; 3478 /* 3479 * We only spin-down the drive if it is capable of it.. 3480 */ 3481 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3482 cam_periph_unlock(periph); 3483 continue; 3484 } 3485 3486 if (bootverbose) 3487 xpt_print(periph->path, "spin-down\n"); 3488 3489 memset(&local_ccb, 0, sizeof(local_ccb)); 3490 xpt_setup_ccb(&local_ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 3491 local_ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 3492 3493 cam_fill_ataio(&local_ccb, 3494 0, 3495 adadone, 3496 CAM_DIR_NONE | flags, 3497 0, 3498 NULL, 3499 0, 3500 ada_default_timeout*1000); 3501 ata_28bit_cmd(&local_ccb, cmd, 0, 0, 0); 3502 3503 if (!SCHEDULER_STOPPED()) { 3504 /* 3505 * Not panicing, can just do the normal runccb 3506 * XXX should make cam_periph_runccb work while 3507 * XXX panicing... later 3508 */ 3509 error = cam_periph_runccb((union ccb *)&local_ccb, adaerror, 3510 /*cam_flags*/0, /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3511 softc->disk->d_devstat); 3512 } else { 3513 /* 3514 * Panicing, so we have to do this by hand: do 3515 * xpt_polled_action to run the request through the SIM, 3516 * extract the error, and if the queue was frozen, 3517 * unfreeze it. cam_periph_runccb takes care of these 3518 * details, but xpt_polled_action doesn't. 3519 */ 3520 xpt_polled_action((union ccb *)&local_ccb); 3521 error = adaerror((union ccb *)&local_ccb, 0, 3522 SF_NO_RECOVERY | SF_NO_RETRY); 3523 if ((local_ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 3524 cam_release_devq(local_ccb.ccb_h.path, 3525 /*relsim_flags*/0, /*reduction*/0, 3526 /*timeout*/0, /*getcount_only*/0); 3527 } 3528 if (error != 0) 3529 xpt_print(periph->path, "Spin-down disk failed\n"); 3530 cam_periph_unlock(periph); 3531 } 3532 } 3533 3534 static void 3535 adashutdown(void *arg, int howto) 3536 { 3537 int how; 3538 3539 adaflush(); 3540 3541 /* 3542 * STANDBY IMMEDIATE saves any volatile data to the drive. It also spins 3543 * down hard drives. IDLE IMMEDIATE also saves the volatile data without 3544 * a spindown. We send the former when we expect to lose power soon. For 3545 * a warm boot, we send the latter to avoid a thundering herd of spinups 3546 * just after the kernel loads while probing. We have to do something to 3547 * flush the data because the BIOS in many systems resets the HBA 3548 * causing a COMINIT/COMRESET negotiation, which some drives interpret 3549 * as license to toss the volatile data, and others count as unclean 3550 * shutdown when in the Active PM state in SMART attributes. 3551 * 3552 * adaspindown will ensure that we don't send this to a drive that 3553 * doesn't support it. 3554 */ 3555 if (ada_spindown_shutdown != 0) { 3556 how = (howto & (RB_HALT | RB_POWEROFF | RB_POWERCYCLE)) ? 3557 ATA_STANDBY_IMMEDIATE : ATA_IDLE_IMMEDIATE; 3558 adaspindown(how, 0); 3559 } 3560 } 3561 3562 static void 3563 adasuspend(void *arg) 3564 { 3565 3566 adaflush(); 3567 /* 3568 * SLEEP also fushes any volatile data, like STANDBY IMEDIATE, 3569 * so we don't need to send it as well. 3570 */ 3571 if (ada_spindown_suspend != 0) 3572 adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 3573 } 3574 3575 static void 3576 adaresume(void *arg) 3577 { 3578 struct cam_periph *periph; 3579 struct ada_softc *softc; 3580 3581 if (ada_spindown_suspend == 0) 3582 return; 3583 3584 CAM_PERIPH_FOREACH(periph, &adadriver) { 3585 cam_periph_lock(periph); 3586 softc = (struct ada_softc *)periph->softc; 3587 /* 3588 * We only spin-down the drive if it is capable of it.. 3589 */ 3590 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3591 cam_periph_unlock(periph); 3592 continue; 3593 } 3594 3595 if (bootverbose) 3596 xpt_print(periph->path, "resume\n"); 3597 3598 /* 3599 * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 3600 * sleep request. 3601 */ 3602 cam_release_devq(periph->path, 3603 /*relsim_flags*/0, 3604 /*openings*/0, 3605 /*timeout*/0, 3606 /*getcount_only*/0); 3607 3608 cam_periph_unlock(periph); 3609 } 3610 } 3611 3612 #endif /* _KERNEL */ 3613