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 if (length > 0) { 1061 xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1062 ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 1063 cam_fill_ataio(&ccb.ataio, 1064 0, 1065 adadone, 1066 CAM_DIR_OUT, 1067 0, 1068 (u_int8_t *) virtual, 1069 length, 1070 ada_default_timeout*1000); 1071 if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1072 (lba + count >= ATA_MAX_28BIT_LBA || 1073 count >= 256)) { 1074 ata_48bit_cmd(&ccb.ataio, ATA_WRITE_DMA48, 1075 0, lba, count); 1076 } else { 1077 ata_28bit_cmd(&ccb.ataio, ATA_WRITE_DMA, 1078 0, lba, count); 1079 } 1080 xpt_polled_action(&ccb); 1081 1082 error = cam_periph_error(&ccb, 1083 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1084 if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 1085 cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 1086 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1087 if (error != 0) 1088 printf("Aborting dump due to I/O error.\n"); 1089 1090 cam_periph_unlock(periph); 1091 return (error); 1092 } 1093 1094 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 1095 xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1096 1097 /* 1098 * Tell the drive to flush its internal cache. if we 1099 * can't flush in 5s we have big problems. No need to 1100 * wait the default 60s to detect problems. 1101 */ 1102 ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 1103 cam_fill_ataio(&ccb.ataio, 1104 0, 1105 adadone, 1106 CAM_DIR_NONE, 1107 0, 1108 NULL, 1109 0, 1110 5*1000); 1111 1112 if (softc->flags & ADA_FLAG_CAN_48BIT) 1113 ata_48bit_cmd(&ccb.ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1114 else 1115 ata_28bit_cmd(&ccb.ataio, ATA_FLUSHCACHE, 0, 0, 0); 1116 xpt_polled_action(&ccb); 1117 1118 error = cam_periph_error(&ccb, 1119 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 1120 if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 1121 cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 1122 /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 1123 if (error != 0) 1124 xpt_print(periph->path, "Synchronize cache failed\n"); 1125 } 1126 cam_periph_unlock(periph); 1127 return (error); 1128 } 1129 1130 static void 1131 adainit(void) 1132 { 1133 cam_status status; 1134 1135 /* 1136 * Install a global async callback. This callback will 1137 * receive async callbacks like "new device found". 1138 */ 1139 status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 1140 1141 if (status != CAM_REQ_CMP) { 1142 printf("ada: Failed to attach master async callback " 1143 "due to status 0x%x!\n", status); 1144 } else if (ada_send_ordered) { 1145 1146 /* Register our event handlers */ 1147 if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 1148 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1149 printf("adainit: power event registration failed!\n"); 1150 if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 1151 NULL, EVENTHANDLER_PRI_LAST)) == NULL) 1152 printf("adainit: power event registration failed!\n"); 1153 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 1154 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 1155 printf("adainit: shutdown event registration failed!\n"); 1156 } 1157 } 1158 1159 /* 1160 * Callback from GEOM, called when it has finished cleaning up its 1161 * resources. 1162 */ 1163 static void 1164 adadiskgonecb(struct disk *dp) 1165 { 1166 struct cam_periph *periph; 1167 1168 periph = (struct cam_periph *)dp->d_drv1; 1169 1170 cam_periph_release(periph); 1171 } 1172 1173 static void 1174 adaoninvalidate(struct cam_periph *periph) 1175 { 1176 struct ada_softc *softc; 1177 1178 softc = (struct ada_softc *)periph->softc; 1179 1180 /* 1181 * De-register any async callbacks. 1182 */ 1183 xpt_register_async(0, adaasync, periph, periph->path); 1184 #ifdef CAM_IO_STATS 1185 softc->invalidations++; 1186 #endif 1187 1188 /* 1189 * Return all queued I/O with ENXIO. 1190 * XXX Handle any transactions queued to the card 1191 * with XPT_ABORT_CCB. 1192 */ 1193 cam_iosched_flush(softc->cam_iosched, NULL, ENXIO); 1194 1195 disk_gone(softc->disk); 1196 } 1197 1198 static void 1199 adacleanup(struct cam_periph *periph) 1200 { 1201 struct ada_softc *softc; 1202 1203 softc = (struct ada_softc *)periph->softc; 1204 1205 cam_periph_unlock(periph); 1206 1207 cam_iosched_fini(softc->cam_iosched); 1208 1209 /* 1210 * If we can't free the sysctl tree, oh well... 1211 */ 1212 if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0) { 1213 #ifdef CAM_IO_STATS 1214 if (sysctl_ctx_free(&softc->sysctl_stats_ctx) != 0) 1215 xpt_print(periph->path, 1216 "can't remove sysctl stats context\n"); 1217 #endif 1218 if (sysctl_ctx_free(&softc->sysctl_ctx) != 0) 1219 xpt_print(periph->path, 1220 "can't remove sysctl context\n"); 1221 } 1222 1223 disk_destroy(softc->disk); 1224 callout_drain(&softc->sendordered_c); 1225 free(softc, M_DEVBUF); 1226 cam_periph_lock(periph); 1227 } 1228 1229 static void 1230 adasetdeletemethod(struct ada_softc *softc) 1231 { 1232 1233 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1234 softc->delete_method = ADA_DELETE_NCQ_DSM_TRIM; 1235 else if (softc->flags & ADA_FLAG_CAN_TRIM) 1236 softc->delete_method = ADA_DELETE_DSM_TRIM; 1237 else if ((softc->flags & ADA_FLAG_CAN_CFA) && !(softc->flags & ADA_FLAG_CAN_48BIT)) 1238 softc->delete_method = ADA_DELETE_CFA_ERASE; 1239 else 1240 softc->delete_method = ADA_DELETE_NONE; 1241 } 1242 1243 static void 1244 adaasync(void *callback_arg, u_int32_t code, 1245 struct cam_path *path, void *arg) 1246 { 1247 struct ccb_getdev cgd; 1248 struct cam_periph *periph; 1249 struct ada_softc *softc; 1250 1251 periph = (struct cam_periph *)callback_arg; 1252 switch (code) { 1253 case AC_FOUND_DEVICE: 1254 { 1255 struct ccb_getdev *cgd; 1256 cam_status status; 1257 1258 cgd = (struct ccb_getdev *)arg; 1259 if (cgd == NULL) 1260 break; 1261 1262 if (cgd->protocol != PROTO_ATA) 1263 break; 1264 1265 /* 1266 * Allocate a peripheral instance for 1267 * this device and start the probe 1268 * process. 1269 */ 1270 status = cam_periph_alloc(adaregister, adaoninvalidate, 1271 adacleanup, adastart, 1272 "ada", CAM_PERIPH_BIO, 1273 path, adaasync, 1274 AC_FOUND_DEVICE, cgd); 1275 1276 if (status != CAM_REQ_CMP 1277 && status != CAM_REQ_INPROG) 1278 printf("adaasync: Unable to attach to new device " 1279 "due to status 0x%x\n", status); 1280 break; 1281 } 1282 case AC_GETDEV_CHANGED: 1283 { 1284 softc = (struct ada_softc *)periph->softc; 1285 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1286 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1287 xpt_action((union ccb *)&cgd); 1288 1289 /* 1290 * Set/clear support flags based on the new Identify data. 1291 */ 1292 adasetflags(softc, &cgd); 1293 1294 cam_periph_async(periph, code, path, arg); 1295 break; 1296 } 1297 case AC_ADVINFO_CHANGED: 1298 { 1299 uintptr_t buftype; 1300 1301 buftype = (uintptr_t)arg; 1302 if (buftype == CDAI_TYPE_PHYS_PATH) { 1303 struct ada_softc *softc; 1304 1305 softc = periph->softc; 1306 disk_attr_changed(softc->disk, "GEOM::physpath", 1307 M_NOWAIT); 1308 } 1309 break; 1310 } 1311 case AC_SENT_BDR: 1312 case AC_BUS_RESET: 1313 { 1314 softc = (struct ada_softc *)periph->softc; 1315 cam_periph_async(periph, code, path, arg); 1316 if (softc->state != ADA_STATE_NORMAL) 1317 break; 1318 xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1319 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1320 xpt_action((union ccb *)&cgd); 1321 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) 1322 softc->state = ADA_STATE_RAHEAD; 1323 else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) 1324 softc->state = ADA_STATE_WCACHE; 1325 else if ((softc->flags & ADA_FLAG_CAN_LOG) 1326 && (softc->zone_mode != ADA_ZONE_NONE)) 1327 softc->state = ADA_STATE_LOGDIR; 1328 else 1329 break; 1330 if (cam_periph_acquire(periph) != CAM_REQ_CMP) 1331 softc->state = ADA_STATE_NORMAL; 1332 else 1333 xpt_schedule(periph, CAM_PRIORITY_DEV); 1334 } 1335 default: 1336 cam_periph_async(periph, code, path, arg); 1337 break; 1338 } 1339 } 1340 1341 static int 1342 adazonemodesysctl(SYSCTL_HANDLER_ARGS) 1343 { 1344 char tmpbuf[40]; 1345 struct ada_softc *softc; 1346 int error; 1347 1348 softc = (struct ada_softc *)arg1; 1349 1350 switch (softc->zone_mode) { 1351 case ADA_ZONE_DRIVE_MANAGED: 1352 snprintf(tmpbuf, sizeof(tmpbuf), "Drive Managed"); 1353 break; 1354 case ADA_ZONE_HOST_AWARE: 1355 snprintf(tmpbuf, sizeof(tmpbuf), "Host Aware"); 1356 break; 1357 case ADA_ZONE_HOST_MANAGED: 1358 snprintf(tmpbuf, sizeof(tmpbuf), "Host Managed"); 1359 break; 1360 case ADA_ZONE_NONE: 1361 default: 1362 snprintf(tmpbuf, sizeof(tmpbuf), "Not Zoned"); 1363 break; 1364 } 1365 1366 error = sysctl_handle_string(oidp, tmpbuf, sizeof(tmpbuf), req); 1367 1368 return (error); 1369 } 1370 1371 static int 1372 adazonesupsysctl(SYSCTL_HANDLER_ARGS) 1373 { 1374 char tmpbuf[180]; 1375 struct ada_softc *softc; 1376 struct sbuf sb; 1377 int error, first; 1378 unsigned int i; 1379 1380 softc = (struct ada_softc *)arg1; 1381 1382 error = 0; 1383 first = 1; 1384 sbuf_new(&sb, tmpbuf, sizeof(tmpbuf), 0); 1385 1386 for (i = 0; i < sizeof(ada_zone_desc_table) / 1387 sizeof(ada_zone_desc_table[0]); i++) { 1388 if (softc->zone_flags & ada_zone_desc_table[i].value) { 1389 if (first == 0) 1390 sbuf_printf(&sb, ", "); 1391 else 1392 first = 0; 1393 sbuf_cat(&sb, ada_zone_desc_table[i].desc); 1394 } 1395 } 1396 1397 if (first == 1) 1398 sbuf_printf(&sb, "None"); 1399 1400 sbuf_finish(&sb); 1401 1402 error = sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req); 1403 1404 return (error); 1405 } 1406 1407 1408 static void 1409 adasysctlinit(void *context, int pending) 1410 { 1411 struct cam_periph *periph; 1412 struct ada_softc *softc; 1413 char tmpstr[80], tmpstr2[80]; 1414 1415 periph = (struct cam_periph *)context; 1416 1417 /* periph was held for us when this task was enqueued */ 1418 if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1419 cam_periph_release(periph); 1420 return; 1421 } 1422 1423 softc = (struct ada_softc *)periph->softc; 1424 snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d",periph->unit_number); 1425 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1426 1427 sysctl_ctx_init(&softc->sysctl_ctx); 1428 softc->flags |= ADA_FLAG_SCTX_INIT; 1429 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx, 1430 SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1431 CTLFLAG_RD, 0, tmpstr, "device_index"); 1432 if (softc->sysctl_tree == NULL) { 1433 printf("adasysctlinit: unable to allocate sysctl tree\n"); 1434 cam_periph_release(periph); 1435 return; 1436 } 1437 1438 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1439 OID_AUTO, "delete_method", CTLTYPE_STRING | CTLFLAG_RW, 1440 softc, 0, adadeletemethodsysctl, "A", 1441 "BIO_DELETE execution method"); 1442 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1443 OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1444 &softc->read_ahead, 0, "Enable disk read ahead."); 1445 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1446 OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1447 &softc->write_cache, 0, "Enable disk write cache."); 1448 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1449 OID_AUTO, "unmapped_io", CTLFLAG_RD | CTLFLAG_MPSAFE, 1450 &softc->unmappedio, 0, "Unmapped I/O leaf"); 1451 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1452 OID_AUTO, "rotating", CTLFLAG_RD | CTLFLAG_MPSAFE, 1453 &softc->rotating, 0, "Rotating media"); 1454 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1455 OID_AUTO, "zone_mode", CTLTYPE_STRING | CTLFLAG_RD, 1456 softc, 0, adazonemodesysctl, "A", 1457 "Zone Mode"); 1458 SYSCTL_ADD_PROC(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1459 OID_AUTO, "zone_support", CTLTYPE_STRING | CTLFLAG_RD, 1460 softc, 0, adazonesupsysctl, "A", 1461 "Zone Support"); 1462 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1463 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1464 "optimal_seq_zones", CTLFLAG_RD, &softc->optimal_seq_zones, 1465 "Optimal Number of Open Sequential Write Preferred Zones"); 1466 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1467 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1468 "optimal_nonseq_zones", CTLFLAG_RD, 1469 &softc->optimal_nonseq_zones, 1470 "Optimal Number of Non-Sequentially Written Sequential Write " 1471 "Preferred Zones"); 1472 SYSCTL_ADD_UQUAD(&softc->sysctl_ctx, 1473 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, 1474 "max_seq_zones", CTLFLAG_RD, &softc->max_seq_zones, 1475 "Maximum Number of Open Sequential Write Required Zones"); 1476 1477 #ifdef ADA_TEST_FAILURE 1478 /* 1479 * Add a 'door bell' sysctl which allows one to set it from userland 1480 * and cause something bad to happen. For the moment, we only allow 1481 * whacking the next read or write. 1482 */ 1483 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1484 OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1485 &softc->force_read_error, 0, 1486 "Force a read error for the next N reads."); 1487 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1488 OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1489 &softc->force_write_error, 0, 1490 "Force a write error for the next N writes."); 1491 SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1492 OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1493 &softc->periodic_read_error, 0, 1494 "Force a read error every N reads (don't set too low)."); 1495 #endif 1496 1497 #ifdef CAM_IO_STATS 1498 softc->sysctl_stats_tree = SYSCTL_ADD_NODE(&softc->sysctl_stats_ctx, 1499 SYSCTL_CHILDREN(softc->sysctl_tree), OID_AUTO, "stats", 1500 CTLFLAG_RD, 0, "Statistics"); 1501 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1502 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1503 OID_AUTO, "timeouts", CTLFLAG_RD | CTLFLAG_MPSAFE, 1504 &softc->timeouts, 0, 1505 "Device timeouts reported by the SIM"); 1506 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1507 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1508 OID_AUTO, "errors", CTLFLAG_RD | CTLFLAG_MPSAFE, 1509 &softc->errors, 0, 1510 "Transport errors reported by the SIM."); 1511 SYSCTL_ADD_INT(&softc->sysctl_stats_ctx, 1512 SYSCTL_CHILDREN(softc->sysctl_stats_tree), 1513 OID_AUTO, "pack_invalidations", CTLFLAG_RD | CTLFLAG_MPSAFE, 1514 &softc->invalidations, 0, 1515 "Device pack invalidations."); 1516 #endif 1517 1518 cam_iosched_sysctl_init(softc->cam_iosched, &softc->sysctl_ctx, 1519 softc->sysctl_tree); 1520 1521 cam_periph_release(periph); 1522 } 1523 1524 static int 1525 adagetattr(struct bio *bp) 1526 { 1527 int ret; 1528 struct cam_periph *periph; 1529 1530 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1531 cam_periph_lock(periph); 1532 ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1533 periph->path); 1534 cam_periph_unlock(periph); 1535 if (ret == 0) 1536 bp->bio_completed = bp->bio_length; 1537 return ret; 1538 } 1539 1540 static int 1541 adadeletemethodsysctl(SYSCTL_HANDLER_ARGS) 1542 { 1543 char buf[16]; 1544 const char *p; 1545 struct ada_softc *softc; 1546 int i, error, value, methods; 1547 1548 softc = (struct ada_softc *)arg1; 1549 1550 value = softc->delete_method; 1551 if (value < 0 || value > ADA_DELETE_MAX) 1552 p = "UNKNOWN"; 1553 else 1554 p = ada_delete_method_names[value]; 1555 strncpy(buf, p, sizeof(buf)); 1556 error = sysctl_handle_string(oidp, buf, sizeof(buf), req); 1557 if (error != 0 || req->newptr == NULL) 1558 return (error); 1559 methods = 1 << ADA_DELETE_DISABLE; 1560 if ((softc->flags & ADA_FLAG_CAN_CFA) && 1561 !(softc->flags & ADA_FLAG_CAN_48BIT)) 1562 methods |= 1 << ADA_DELETE_CFA_ERASE; 1563 if (softc->flags & ADA_FLAG_CAN_TRIM) 1564 methods |= 1 << ADA_DELETE_DSM_TRIM; 1565 if (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) 1566 methods |= 1 << ADA_DELETE_NCQ_DSM_TRIM; 1567 for (i = 0; i <= ADA_DELETE_MAX; i++) { 1568 if (!(methods & (1 << i)) || 1569 strcmp(buf, ada_delete_method_names[i]) != 0) 1570 continue; 1571 softc->delete_method = i; 1572 return (0); 1573 } 1574 return (EINVAL); 1575 } 1576 1577 static void 1578 adasetflags(struct ada_softc *softc, struct ccb_getdev *cgd) 1579 { 1580 if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1581 (cgd->inq_flags & SID_DMA)) 1582 softc->flags |= ADA_FLAG_CAN_DMA; 1583 else 1584 softc->flags &= ~ADA_FLAG_CAN_DMA; 1585 1586 if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1587 softc->flags |= ADA_FLAG_CAN_48BIT; 1588 if (cgd->inq_flags & SID_DMA48) 1589 softc->flags |= ADA_FLAG_CAN_DMA48; 1590 else 1591 softc->flags &= ~ADA_FLAG_CAN_DMA48; 1592 } else 1593 softc->flags &= ~(ADA_FLAG_CAN_48BIT | ADA_FLAG_CAN_DMA48); 1594 1595 if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1596 softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1597 else 1598 softc->flags &= ~ADA_FLAG_CAN_FLUSHCACHE; 1599 1600 if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1601 softc->flags |= ADA_FLAG_CAN_POWERMGT; 1602 else 1603 softc->flags &= ~ADA_FLAG_CAN_POWERMGT; 1604 1605 if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1606 (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1607 softc->flags |= ADA_FLAG_CAN_NCQ; 1608 else 1609 softc->flags &= ~ADA_FLAG_CAN_NCQ; 1610 1611 if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1612 (cgd->inq_flags & SID_DMA)) { 1613 softc->flags |= ADA_FLAG_CAN_TRIM; 1614 softc->trim_max_ranges = TRIM_MAX_RANGES; 1615 if (cgd->ident_data.max_dsm_blocks != 0) { 1616 softc->trim_max_ranges = 1617 min(cgd->ident_data.max_dsm_blocks * 1618 ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1619 } 1620 /* 1621 * If we can do RCVSND_FPDMA_QUEUED commands, we may be able 1622 * to do NCQ trims, if we support trims at all. We also need 1623 * support from the SIM to do things properly. Perhaps we 1624 * should look at log 13 dword 0 bit 0 and dword 1 bit 0 are 1625 * set too... 1626 */ 1627 if ((softc->quirks & ADA_Q_NCQ_TRIM_BROKEN) == 0 && 1628 (softc->flags & ADA_FLAG_PIM_ATA_EXT) != 0 && 1629 (cgd->ident_data.satacapabilities2 & 1630 ATA_SUPPORT_RCVSND_FPDMA_QUEUED) != 0 && 1631 (softc->flags & ADA_FLAG_CAN_TRIM) != 0) 1632 softc->flags |= ADA_FLAG_CAN_NCQ_TRIM; 1633 else 1634 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 1635 } else 1636 softc->flags &= ~(ADA_FLAG_CAN_TRIM | ADA_FLAG_CAN_NCQ_TRIM); 1637 1638 if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1639 softc->flags |= ADA_FLAG_CAN_CFA; 1640 else 1641 softc->flags &= ~ADA_FLAG_CAN_CFA; 1642 1643 /* 1644 * Now that we've set the appropriate flags, setup the delete 1645 * method. 1646 */ 1647 adasetdeletemethod(softc); 1648 1649 if ((cgd->ident_data.support.extension & ATA_SUPPORT_GENLOG) 1650 && ((softc->quirks & ADA_Q_LOG_BROKEN) == 0)) 1651 softc->flags |= ADA_FLAG_CAN_LOG; 1652 else 1653 softc->flags &= ~ADA_FLAG_CAN_LOG; 1654 1655 if ((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1656 ATA_SUPPORT_ZONE_HOST_AWARE) 1657 softc->zone_mode = ADA_ZONE_HOST_AWARE; 1658 else if (((cgd->ident_data.support3 & ATA_SUPPORT_ZONE_MASK) == 1659 ATA_SUPPORT_ZONE_DEV_MANAGED) 1660 || (softc->quirks & ADA_Q_SMR_DM)) 1661 softc->zone_mode = ADA_ZONE_DRIVE_MANAGED; 1662 else 1663 softc->zone_mode = ADA_ZONE_NONE; 1664 1665 if (cgd->ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1666 softc->flags |= ADA_FLAG_CAN_RAHEAD; 1667 else 1668 softc->flags &= ~ADA_FLAG_CAN_RAHEAD; 1669 1670 if (cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1671 softc->flags |= ADA_FLAG_CAN_WCACHE; 1672 else 1673 softc->flags &= ~ADA_FLAG_CAN_WCACHE; 1674 } 1675 1676 static cam_status 1677 adaregister(struct cam_periph *periph, void *arg) 1678 { 1679 struct ada_softc *softc; 1680 struct ccb_pathinq cpi; 1681 struct ccb_getdev *cgd; 1682 struct disk_params *dp; 1683 struct sbuf sb; 1684 char *announce_buf; 1685 caddr_t match; 1686 u_int maxio; 1687 int quirks; 1688 1689 cgd = (struct ccb_getdev *)arg; 1690 if (cgd == NULL) { 1691 printf("adaregister: no getdev CCB, can't register device\n"); 1692 return(CAM_REQ_CMP_ERR); 1693 } 1694 1695 softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1696 M_NOWAIT|M_ZERO); 1697 1698 if (softc == NULL) { 1699 printf("adaregister: Unable to probe new device. " 1700 "Unable to allocate softc\n"); 1701 return(CAM_REQ_CMP_ERR); 1702 } 1703 1704 announce_buf = softc->announce_temp; 1705 bzero(announce_buf, ADA_ANNOUNCETMP_SZ); 1706 1707 if (cam_iosched_init(&softc->cam_iosched, periph) != 0) { 1708 printf("adaregister: Unable to probe new device. " 1709 "Unable to allocate iosched memory\n"); 1710 free(softc, M_DEVBUF); 1711 return(CAM_REQ_CMP_ERR); 1712 } 1713 1714 periph->softc = softc; 1715 1716 /* 1717 * See if this device has any quirks. 1718 */ 1719 match = cam_quirkmatch((caddr_t)&cgd->ident_data, 1720 (caddr_t)ada_quirk_table, 1721 nitems(ada_quirk_table), 1722 sizeof(*ada_quirk_table), ata_identify_match); 1723 if (match != NULL) 1724 softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 1725 else 1726 softc->quirks = ADA_Q_NONE; 1727 1728 bzero(&cpi, sizeof(cpi)); 1729 xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NONE); 1730 cpi.ccb_h.func_code = XPT_PATH_INQ; 1731 xpt_action((union ccb *)&cpi); 1732 1733 TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 1734 1735 /* 1736 * Register this media as a disk 1737 */ 1738 (void)cam_periph_hold(periph, PRIBIO); 1739 cam_periph_unlock(periph); 1740 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1741 "kern.cam.ada.%d.quirks", periph->unit_number); 1742 quirks = softc->quirks; 1743 TUNABLE_INT_FETCH(announce_buf, &quirks); 1744 softc->quirks = quirks; 1745 softc->read_ahead = -1; 1746 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1747 "kern.cam.ada.%d.read_ahead", periph->unit_number); 1748 TUNABLE_INT_FETCH(announce_buf, &softc->read_ahead); 1749 softc->write_cache = -1; 1750 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1751 "kern.cam.ada.%d.write_cache", periph->unit_number); 1752 TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 1753 1754 /* 1755 * Set support flags based on the Identify data and quirks. 1756 */ 1757 adasetflags(softc, cgd); 1758 1759 /* Disable queue sorting for non-rotational media by default. */ 1760 if (cgd->ident_data.media_rotation_rate == ATA_RATE_NON_ROTATING) { 1761 softc->rotating = 0; 1762 } else { 1763 softc->rotating = 1; 1764 } 1765 cam_iosched_set_sort_queue(softc->cam_iosched, softc->rotating ? -1 : 0); 1766 adagetparams(periph, cgd); 1767 softc->disk = disk_alloc(); 1768 softc->disk->d_rotation_rate = cgd->ident_data.media_rotation_rate; 1769 softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 1770 periph->unit_number, softc->params.secsize, 1771 DEVSTAT_ALL_SUPPORTED, 1772 DEVSTAT_TYPE_DIRECT | 1773 XPORT_DEVSTAT_TYPE(cpi.transport), 1774 DEVSTAT_PRIORITY_DISK); 1775 softc->disk->d_open = adaopen; 1776 softc->disk->d_close = adaclose; 1777 softc->disk->d_strategy = adastrategy; 1778 softc->disk->d_getattr = adagetattr; 1779 softc->disk->d_dump = adadump; 1780 softc->disk->d_gone = adadiskgonecb; 1781 softc->disk->d_name = "ada"; 1782 softc->disk->d_drv1 = periph; 1783 maxio = cpi.maxio; /* Honor max I/O size of SIM */ 1784 if (maxio == 0) 1785 maxio = DFLTPHYS; /* traditional default */ 1786 else if (maxio > MAXPHYS) 1787 maxio = MAXPHYS; /* for safety */ 1788 if (softc->flags & ADA_FLAG_CAN_48BIT) 1789 maxio = min(maxio, 65536 * softc->params.secsize); 1790 else /* 28bit ATA command limit */ 1791 maxio = min(maxio, 256 * softc->params.secsize); 1792 softc->disk->d_maxsize = maxio; 1793 softc->disk->d_unit = periph->unit_number; 1794 softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION | DISKFLAG_CANZONE; 1795 if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) 1796 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 1797 if (softc->flags & ADA_FLAG_CAN_TRIM) { 1798 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1799 softc->disk->d_delmaxsize = softc->params.secsize * 1800 ATA_DSM_RANGE_MAX * 1801 softc->trim_max_ranges; 1802 } else if ((softc->flags & ADA_FLAG_CAN_CFA) && 1803 !(softc->flags & ADA_FLAG_CAN_48BIT)) { 1804 softc->disk->d_flags |= DISKFLAG_CANDELETE; 1805 softc->disk->d_delmaxsize = 256 * softc->params.secsize; 1806 } else 1807 softc->disk->d_delmaxsize = maxio; 1808 if ((cpi.hba_misc & PIM_UNMAPPED) != 0) { 1809 softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO; 1810 softc->unmappedio = 1; 1811 } 1812 if (cpi.hba_misc & PIM_ATA_EXT) 1813 softc->flags |= ADA_FLAG_PIM_ATA_EXT; 1814 strlcpy(softc->disk->d_descr, cgd->ident_data.model, 1815 MIN(sizeof(softc->disk->d_descr), sizeof(cgd->ident_data.model))); 1816 strlcpy(softc->disk->d_ident, cgd->ident_data.serial, 1817 MIN(sizeof(softc->disk->d_ident), sizeof(cgd->ident_data.serial))); 1818 softc->disk->d_hba_vendor = cpi.hba_vendor; 1819 softc->disk->d_hba_device = cpi.hba_device; 1820 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 1821 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 1822 1823 softc->disk->d_sectorsize = softc->params.secsize; 1824 softc->disk->d_mediasize = (off_t)softc->params.sectors * 1825 softc->params.secsize; 1826 if (ata_physical_sector_size(&cgd->ident_data) != 1827 softc->params.secsize) { 1828 softc->disk->d_stripesize = 1829 ata_physical_sector_size(&cgd->ident_data); 1830 softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 1831 ata_logical_sector_offset(&cgd->ident_data)) % 1832 softc->disk->d_stripesize; 1833 } else if (softc->quirks & ADA_Q_4K) { 1834 softc->disk->d_stripesize = 4096; 1835 softc->disk->d_stripeoffset = 0; 1836 } 1837 softc->disk->d_fwsectors = softc->params.secs_per_track; 1838 softc->disk->d_fwheads = softc->params.heads; 1839 ata_disk_firmware_geom_adjust(softc->disk); 1840 1841 /* 1842 * Acquire a reference to the periph before we register with GEOM. 1843 * We'll release this reference once GEOM calls us back (via 1844 * adadiskgonecb()) telling us that our provider has been freed. 1845 */ 1846 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 1847 xpt_print(periph->path, "%s: lost periph during " 1848 "registration!\n", __func__); 1849 cam_periph_lock(periph); 1850 return (CAM_REQ_CMP_ERR); 1851 } 1852 disk_create(softc->disk, DISK_VERSION); 1853 cam_periph_lock(periph); 1854 1855 dp = &softc->params; 1856 snprintf(announce_buf, ADA_ANNOUNCETMP_SZ, 1857 "%juMB (%ju %u byte sectors)", 1858 ((uintmax_t)dp->secsize * dp->sectors) / (1024 * 1024), 1859 (uintmax_t)dp->sectors, dp->secsize); 1860 1861 sbuf_new(&sb, softc->announce_buffer, ADA_ANNOUNCE_SZ, SBUF_FIXEDLEN); 1862 xpt_announce_periph_sbuf(periph, &sb, announce_buf); 1863 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks, ADA_Q_BIT_STRING); 1864 sbuf_finish(&sb); 1865 sbuf_putbuf(&sb); 1866 1867 /* 1868 * Create our sysctl variables, now that we know 1869 * we have successfully attached. 1870 */ 1871 if (cam_periph_acquire(periph) == CAM_REQ_CMP) 1872 taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1873 1874 /* 1875 * Add async callbacks for bus reset and 1876 * bus device reset calls. I don't bother 1877 * checking if this fails as, in most cases, 1878 * the system will function just fine without 1879 * them and the only alternative would be to 1880 * not attach the device on failure. 1881 */ 1882 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 1883 AC_GETDEV_CHANGED | AC_ADVINFO_CHANGED, 1884 adaasync, periph, periph->path); 1885 1886 /* 1887 * Schedule a periodic event to occasionally send an 1888 * ordered tag to a device. 1889 */ 1890 callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 1891 callout_reset(&softc->sendordered_c, 1892 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1893 adasendorderedtag, softc); 1894 1895 if (ADA_RA >= 0 && softc->flags & ADA_FLAG_CAN_RAHEAD) { 1896 softc->state = ADA_STATE_RAHEAD; 1897 } else if (ADA_WC >= 0 && softc->flags & ADA_FLAG_CAN_WCACHE) { 1898 softc->state = ADA_STATE_WCACHE; 1899 } else if ((softc->flags & ADA_FLAG_CAN_LOG) 1900 && (softc->zone_mode != ADA_ZONE_NONE)) { 1901 softc->state = ADA_STATE_LOGDIR; 1902 } else { 1903 /* 1904 * Nothing to probe, so we can just transition to the 1905 * normal state. 1906 */ 1907 adaprobedone(periph, NULL); 1908 return(CAM_REQ_CMP); 1909 } 1910 1911 xpt_schedule(periph, CAM_PRIORITY_DEV); 1912 1913 return(CAM_REQ_CMP); 1914 } 1915 1916 static int 1917 ada_dsmtrim_req_create(struct ada_softc *softc, struct bio *bp, struct trim_request *req) 1918 { 1919 uint64_t lastlba = (uint64_t)-1; 1920 int c, lastcount = 0, off, ranges = 0; 1921 1922 bzero(req, sizeof(*req)); 1923 TAILQ_INIT(&req->bps); 1924 do { 1925 uint64_t lba = bp->bio_pblkno; 1926 int count = bp->bio_bcount / softc->params.secsize; 1927 1928 /* Try to extend the previous range. */ 1929 if (lba == lastlba) { 1930 c = min(count, ATA_DSM_RANGE_MAX - lastcount); 1931 lastcount += c; 1932 off = (ranges - 1) * ATA_DSM_RANGE_SIZE; 1933 req->data[off + 6] = lastcount & 0xff; 1934 req->data[off + 7] = 1935 (lastcount >> 8) & 0xff; 1936 count -= c; 1937 lba += c; 1938 } 1939 1940 while (count > 0) { 1941 c = min(count, ATA_DSM_RANGE_MAX); 1942 off = ranges * ATA_DSM_RANGE_SIZE; 1943 req->data[off + 0] = lba & 0xff; 1944 req->data[off + 1] = (lba >> 8) & 0xff; 1945 req->data[off + 2] = (lba >> 16) & 0xff; 1946 req->data[off + 3] = (lba >> 24) & 0xff; 1947 req->data[off + 4] = (lba >> 32) & 0xff; 1948 req->data[off + 5] = (lba >> 40) & 0xff; 1949 req->data[off + 6] = c & 0xff; 1950 req->data[off + 7] = (c >> 8) & 0xff; 1951 lba += c; 1952 count -= c; 1953 lastcount = c; 1954 ranges++; 1955 /* 1956 * Its the caller's responsibility to ensure the 1957 * request will fit so we don't need to check for 1958 * overrun here 1959 */ 1960 } 1961 lastlba = lba; 1962 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 1963 1964 bp = cam_iosched_next_trim(softc->cam_iosched); 1965 if (bp == NULL) 1966 break; 1967 if (bp->bio_bcount / softc->params.secsize > 1968 (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) { 1969 cam_iosched_put_back_trim(softc->cam_iosched, bp); 1970 break; 1971 } 1972 } while (1); 1973 1974 return (ranges); 1975 } 1976 1977 static void 1978 ada_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1979 { 1980 struct trim_request *req = &softc->trim_req; 1981 int ranges; 1982 1983 ranges = ada_dsmtrim_req_create(softc, bp, req); 1984 cam_fill_ataio(ataio, 1985 ada_retry_count, 1986 adadone, 1987 CAM_DIR_OUT, 1988 0, 1989 req->data, 1990 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1991 ada_default_timeout * 1000); 1992 ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 1993 ATA_DSM_TRIM, 0, howmany(ranges, ATA_DSM_BLK_RANGES)); 1994 } 1995 1996 static void 1997 ada_ncq_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1998 { 1999 struct trim_request *req = &softc->trim_req; 2000 int ranges; 2001 2002 ranges = ada_dsmtrim_req_create(softc, bp, req); 2003 cam_fill_ataio(ataio, 2004 ada_retry_count, 2005 adadone, 2006 CAM_DIR_OUT, 2007 0, 2008 req->data, 2009 howmany(ranges, ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 2010 ada_default_timeout * 1000); 2011 ata_ncq_cmd(ataio, 2012 ATA_SEND_FPDMA_QUEUED, 2013 0, 2014 howmany(ranges, ATA_DSM_BLK_RANGES)); 2015 ataio->cmd.sector_count_exp = ATA_SFPDMA_DSM; 2016 ataio->ata_flags |= ATA_FLAG_AUX; 2017 ataio->aux = 1; 2018 } 2019 2020 static void 2021 ada_cfaerase(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 2022 { 2023 struct trim_request *req = &softc->trim_req; 2024 uint64_t lba = bp->bio_pblkno; 2025 uint16_t count = bp->bio_bcount / softc->params.secsize; 2026 2027 bzero(req, sizeof(*req)); 2028 TAILQ_INIT(&req->bps); 2029 TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 2030 2031 cam_fill_ataio(ataio, 2032 ada_retry_count, 2033 adadone, 2034 CAM_DIR_NONE, 2035 0, 2036 NULL, 2037 0, 2038 ada_default_timeout*1000); 2039 2040 if (count >= 256) 2041 count = 0; 2042 ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 2043 } 2044 2045 static int 2046 ada_zone_bio_to_ata(int disk_zone_cmd) 2047 { 2048 switch (disk_zone_cmd) { 2049 case DISK_ZONE_OPEN: 2050 return ATA_ZM_OPEN_ZONE; 2051 case DISK_ZONE_CLOSE: 2052 return ATA_ZM_CLOSE_ZONE; 2053 case DISK_ZONE_FINISH: 2054 return ATA_ZM_FINISH_ZONE; 2055 case DISK_ZONE_RWP: 2056 return ATA_ZM_RWP; 2057 } 2058 2059 return -1; 2060 } 2061 2062 static int 2063 ada_zone_cmd(struct cam_periph *periph, union ccb *ccb, struct bio *bp, 2064 int *queue_ccb) 2065 { 2066 struct ada_softc *softc; 2067 int error; 2068 2069 error = 0; 2070 2071 if (bp->bio_cmd != BIO_ZONE) { 2072 error = EINVAL; 2073 goto bailout; 2074 } 2075 2076 softc = periph->softc; 2077 2078 switch (bp->bio_zone.zone_cmd) { 2079 case DISK_ZONE_OPEN: 2080 case DISK_ZONE_CLOSE: 2081 case DISK_ZONE_FINISH: 2082 case DISK_ZONE_RWP: { 2083 int zone_flags; 2084 int zone_sa; 2085 uint64_t lba; 2086 2087 zone_sa = ada_zone_bio_to_ata(bp->bio_zone.zone_cmd); 2088 if (zone_sa == -1) { 2089 xpt_print(periph->path, "Cannot translate zone " 2090 "cmd %#x to ATA\n", bp->bio_zone.zone_cmd); 2091 error = EINVAL; 2092 goto bailout; 2093 } 2094 2095 zone_flags = 0; 2096 lba = bp->bio_zone.zone_params.rwp.id; 2097 2098 if (bp->bio_zone.zone_params.rwp.flags & 2099 DISK_ZONE_RWP_FLAG_ALL) 2100 zone_flags |= ZBC_OUT_ALL; 2101 2102 ata_zac_mgmt_out(&ccb->ataio, 2103 /*retries*/ ada_retry_count, 2104 /*cbfcnp*/ adadone, 2105 /*use_ncq*/ (softc->flags & 2106 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2107 /*zm_action*/ zone_sa, 2108 /*zone_id*/ lba, 2109 /*zone_flags*/ zone_flags, 2110 /*sector_count*/ 0, 2111 /*data_ptr*/ NULL, 2112 /*dxfer_len*/ 0, 2113 /*timeout*/ ada_default_timeout * 1000); 2114 *queue_ccb = 1; 2115 2116 break; 2117 } 2118 case DISK_ZONE_REPORT_ZONES: { 2119 uint8_t *rz_ptr; 2120 uint32_t num_entries, alloc_size; 2121 struct disk_zone_report *rep; 2122 2123 rep = &bp->bio_zone.zone_params.report; 2124 2125 num_entries = rep->entries_allocated; 2126 if (num_entries == 0) { 2127 xpt_print(periph->path, "No entries allocated for " 2128 "Report Zones request\n"); 2129 error = EINVAL; 2130 goto bailout; 2131 } 2132 alloc_size = sizeof(struct scsi_report_zones_hdr) + 2133 (sizeof(struct scsi_report_zones_desc) * num_entries); 2134 alloc_size = min(alloc_size, softc->disk->d_maxsize); 2135 rz_ptr = malloc(alloc_size, M_ATADA, M_NOWAIT | M_ZERO); 2136 if (rz_ptr == NULL) { 2137 xpt_print(periph->path, "Unable to allocate memory " 2138 "for Report Zones request\n"); 2139 error = ENOMEM; 2140 goto bailout; 2141 } 2142 2143 ata_zac_mgmt_in(&ccb->ataio, 2144 /*retries*/ ada_retry_count, 2145 /*cbcfnp*/ adadone, 2146 /*use_ncq*/ (softc->flags & 2147 ADA_FLAG_PIM_ATA_EXT) ? 1 : 0, 2148 /*zm_action*/ ATA_ZM_REPORT_ZONES, 2149 /*zone_id*/ rep->starting_id, 2150 /*zone_flags*/ rep->rep_options, 2151 /*data_ptr*/ rz_ptr, 2152 /*dxfer_len*/ alloc_size, 2153 /*timeout*/ ada_default_timeout * 1000); 2154 2155 /* 2156 * For BIO_ZONE, this isn't normally needed. However, it 2157 * is used by devstat_end_transaction_bio() to determine 2158 * how much data was transferred. 2159 */ 2160 /* 2161 * XXX KDM we have a problem. But I'm not sure how to fix 2162 * it. devstat uses bio_bcount - bio_resid to calculate 2163 * the amount of data transferred. The GEOM disk code 2164 * uses bio_length - bio_resid to calculate the amount of 2165 * data in bio_completed. We have different structure 2166 * sizes above and below the ada(4) driver. So, if we 2167 * use the sizes above, the amount transferred won't be 2168 * quite accurate for devstat. If we use different sizes 2169 * for bio_bcount and bio_length (above and below 2170 * respectively), then the residual needs to match one or 2171 * the other. Everything is calculated after the bio 2172 * leaves the driver, so changing the values around isn't 2173 * really an option. For now, just set the count to the 2174 * passed in length. This means that the calculations 2175 * above (e.g. bio_completed) will be correct, but the 2176 * amount of data reported to devstat will be slightly 2177 * under or overstated. 2178 */ 2179 bp->bio_bcount = bp->bio_length; 2180 2181 *queue_ccb = 1; 2182 2183 break; 2184 } 2185 case DISK_ZONE_GET_PARAMS: { 2186 struct disk_zone_disk_params *params; 2187 2188 params = &bp->bio_zone.zone_params.disk_params; 2189 bzero(params, sizeof(*params)); 2190 2191 switch (softc->zone_mode) { 2192 case ADA_ZONE_DRIVE_MANAGED: 2193 params->zone_mode = DISK_ZONE_MODE_DRIVE_MANAGED; 2194 break; 2195 case ADA_ZONE_HOST_AWARE: 2196 params->zone_mode = DISK_ZONE_MODE_HOST_AWARE; 2197 break; 2198 case ADA_ZONE_HOST_MANAGED: 2199 params->zone_mode = DISK_ZONE_MODE_HOST_MANAGED; 2200 break; 2201 default: 2202 case ADA_ZONE_NONE: 2203 params->zone_mode = DISK_ZONE_MODE_NONE; 2204 break; 2205 } 2206 2207 if (softc->zone_flags & ADA_ZONE_FLAG_URSWRZ) 2208 params->flags |= DISK_ZONE_DISK_URSWRZ; 2209 2210 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_SEQ_SET) { 2211 params->optimal_seq_zones = softc->optimal_seq_zones; 2212 params->flags |= DISK_ZONE_OPT_SEQ_SET; 2213 } 2214 2215 if (softc->zone_flags & ADA_ZONE_FLAG_OPT_NONSEQ_SET) { 2216 params->optimal_nonseq_zones = 2217 softc->optimal_nonseq_zones; 2218 params->flags |= DISK_ZONE_OPT_NONSEQ_SET; 2219 } 2220 2221 if (softc->zone_flags & ADA_ZONE_FLAG_MAX_SEQ_SET) { 2222 params->max_seq_zones = softc->max_seq_zones; 2223 params->flags |= DISK_ZONE_MAX_SEQ_SET; 2224 } 2225 if (softc->zone_flags & ADA_ZONE_FLAG_RZ_SUP) 2226 params->flags |= DISK_ZONE_RZ_SUP; 2227 2228 if (softc->zone_flags & ADA_ZONE_FLAG_OPEN_SUP) 2229 params->flags |= DISK_ZONE_OPEN_SUP; 2230 2231 if (softc->zone_flags & ADA_ZONE_FLAG_CLOSE_SUP) 2232 params->flags |= DISK_ZONE_CLOSE_SUP; 2233 2234 if (softc->zone_flags & ADA_ZONE_FLAG_FINISH_SUP) 2235 params->flags |= DISK_ZONE_FINISH_SUP; 2236 2237 if (softc->zone_flags & ADA_ZONE_FLAG_RWP_SUP) 2238 params->flags |= DISK_ZONE_RWP_SUP; 2239 break; 2240 } 2241 default: 2242 break; 2243 } 2244 bailout: 2245 return (error); 2246 } 2247 2248 static void 2249 adastart(struct cam_periph *periph, union ccb *start_ccb) 2250 { 2251 struct ada_softc *softc = (struct ada_softc *)periph->softc; 2252 struct ccb_ataio *ataio = &start_ccb->ataio; 2253 2254 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastart\n")); 2255 2256 switch (softc->state) { 2257 case ADA_STATE_NORMAL: 2258 { 2259 struct bio *bp; 2260 u_int8_t tag_code; 2261 2262 bp = cam_iosched_next_bio(softc->cam_iosched); 2263 if (bp == NULL) { 2264 xpt_release_ccb(start_ccb); 2265 break; 2266 } 2267 2268 if ((bp->bio_flags & BIO_ORDERED) != 0 || 2269 (bp->bio_cmd != BIO_DELETE && (softc->flags & ADA_FLAG_NEED_OTAG) != 0)) { 2270 softc->flags &= ~ADA_FLAG_NEED_OTAG; 2271 softc->flags |= ADA_FLAG_WAS_OTAG; 2272 tag_code = 0; 2273 } else { 2274 tag_code = 1; 2275 } 2276 switch (bp->bio_cmd) { 2277 case BIO_WRITE: 2278 case BIO_READ: 2279 { 2280 uint64_t lba = bp->bio_pblkno; 2281 uint16_t count = bp->bio_bcount / softc->params.secsize; 2282 void *data_ptr; 2283 int rw_op; 2284 2285 if (bp->bio_cmd == BIO_WRITE) { 2286 softc->flags |= ADA_FLAG_DIRTY; 2287 rw_op = CAM_DIR_OUT; 2288 } else { 2289 rw_op = CAM_DIR_IN; 2290 } 2291 2292 data_ptr = bp->bio_data; 2293 if ((bp->bio_flags & (BIO_UNMAPPED|BIO_VLIST)) != 0) { 2294 rw_op |= CAM_DATA_BIO; 2295 data_ptr = bp; 2296 } 2297 2298 #ifdef ADA_TEST_FAILURE 2299 int fail = 0; 2300 2301 /* 2302 * Support the failure ioctls. If the command is a 2303 * read, and there are pending forced read errors, or 2304 * if a write and pending write errors, then fail this 2305 * operation with EIO. This is useful for testing 2306 * purposes. Also, support having every Nth read fail. 2307 * 2308 * This is a rather blunt tool. 2309 */ 2310 if (bp->bio_cmd == BIO_READ) { 2311 if (softc->force_read_error) { 2312 softc->force_read_error--; 2313 fail = 1; 2314 } 2315 if (softc->periodic_read_error > 0) { 2316 if (++softc->periodic_read_count >= 2317 softc->periodic_read_error) { 2318 softc->periodic_read_count = 0; 2319 fail = 1; 2320 } 2321 } 2322 } else { 2323 if (softc->force_write_error) { 2324 softc->force_write_error--; 2325 fail = 1; 2326 } 2327 } 2328 if (fail) { 2329 biofinish(bp, NULL, EIO); 2330 xpt_release_ccb(start_ccb); 2331 adaschedule(periph); 2332 return; 2333 } 2334 #endif 2335 KASSERT((bp->bio_flags & BIO_UNMAPPED) == 0 || 2336 round_page(bp->bio_bcount + bp->bio_ma_offset) / 2337 PAGE_SIZE == bp->bio_ma_n, 2338 ("Short bio %p", bp)); 2339 cam_fill_ataio(ataio, 2340 ada_retry_count, 2341 adadone, 2342 rw_op, 2343 0, 2344 data_ptr, 2345 bp->bio_bcount, 2346 ada_default_timeout*1000); 2347 2348 if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 2349 if (bp->bio_cmd == BIO_READ) { 2350 ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 2351 lba, count); 2352 } else { 2353 ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 2354 lba, count); 2355 } 2356 } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 2357 (lba + count >= ATA_MAX_28BIT_LBA || 2358 count > 256)) { 2359 if (softc->flags & ADA_FLAG_CAN_DMA48) { 2360 if (bp->bio_cmd == BIO_READ) { 2361 ata_48bit_cmd(ataio, ATA_READ_DMA48, 2362 0, lba, count); 2363 } else { 2364 ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 2365 0, lba, count); 2366 } 2367 } else { 2368 if (bp->bio_cmd == BIO_READ) { 2369 ata_48bit_cmd(ataio, ATA_READ_MUL48, 2370 0, lba, count); 2371 } else { 2372 ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 2373 0, lba, count); 2374 } 2375 } 2376 } else { 2377 if (count == 256) 2378 count = 0; 2379 if (softc->flags & ADA_FLAG_CAN_DMA) { 2380 if (bp->bio_cmd == BIO_READ) { 2381 ata_28bit_cmd(ataio, ATA_READ_DMA, 2382 0, lba, count); 2383 } else { 2384 ata_28bit_cmd(ataio, ATA_WRITE_DMA, 2385 0, lba, count); 2386 } 2387 } else { 2388 if (bp->bio_cmd == BIO_READ) { 2389 ata_28bit_cmd(ataio, ATA_READ_MUL, 2390 0, lba, count); 2391 } else { 2392 ata_28bit_cmd(ataio, ATA_WRITE_MUL, 2393 0, lba, count); 2394 } 2395 } 2396 } 2397 break; 2398 } 2399 case BIO_DELETE: 2400 switch (softc->delete_method) { 2401 case ADA_DELETE_NCQ_DSM_TRIM: 2402 ada_ncq_dsmtrim(softc, bp, ataio); 2403 break; 2404 case ADA_DELETE_DSM_TRIM: 2405 ada_dsmtrim(softc, bp, ataio); 2406 break; 2407 case ADA_DELETE_CFA_ERASE: 2408 ada_cfaerase(softc, bp, ataio); 2409 break; 2410 default: 2411 biofinish(bp, NULL, EOPNOTSUPP); 2412 xpt_release_ccb(start_ccb); 2413 adaschedule(periph); 2414 return; 2415 } 2416 start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 2417 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2418 cam_iosched_submit_trim(softc->cam_iosched); 2419 goto out; 2420 case BIO_FLUSH: 2421 cam_fill_ataio(ataio, 2422 1, 2423 adadone, 2424 CAM_DIR_NONE, 2425 0, 2426 NULL, 2427 0, 2428 ada_default_timeout*1000); 2429 2430 if (softc->flags & ADA_FLAG_CAN_48BIT) 2431 ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 2432 else 2433 ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 2434 break; 2435 case BIO_ZONE: { 2436 int error, queue_ccb; 2437 2438 queue_ccb = 0; 2439 2440 error = ada_zone_cmd(periph, start_ccb, bp, &queue_ccb); 2441 if ((error != 0) 2442 || (queue_ccb == 0)) { 2443 biofinish(bp, NULL, error); 2444 xpt_release_ccb(start_ccb); 2445 return; 2446 } 2447 break; 2448 } 2449 } 2450 start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 2451 start_ccb->ccb_h.flags |= CAM_UNLOCKED; 2452 out: 2453 start_ccb->ccb_h.ccb_bp = bp; 2454 softc->outstanding_cmds++; 2455 softc->refcount++; 2456 cam_periph_unlock(periph); 2457 xpt_action(start_ccb); 2458 cam_periph_lock(periph); 2459 softc->refcount--; 2460 2461 /* May have more work to do, so ensure we stay scheduled */ 2462 adaschedule(periph); 2463 break; 2464 } 2465 case ADA_STATE_RAHEAD: 2466 case ADA_STATE_WCACHE: 2467 { 2468 cam_fill_ataio(ataio, 2469 1, 2470 adadone, 2471 CAM_DIR_NONE, 2472 0, 2473 NULL, 2474 0, 2475 ada_default_timeout*1000); 2476 2477 if (softc->state == ADA_STATE_RAHEAD) { 2478 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_RA ? 2479 ATA_SF_ENAB_RCACHE : ATA_SF_DIS_RCACHE, 0, 0); 2480 start_ccb->ccb_h.ccb_state = ADA_CCB_RAHEAD; 2481 } else { 2482 ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_WC ? 2483 ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 2484 start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 2485 } 2486 start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 2487 xpt_action(start_ccb); 2488 break; 2489 } 2490 case ADA_STATE_LOGDIR: 2491 { 2492 struct ata_gp_log_dir *log_dir; 2493 2494 if ((softc->flags & ADA_FLAG_CAN_LOG) == 0) { 2495 adaprobedone(periph, start_ccb); 2496 break; 2497 } 2498 2499 log_dir = malloc(sizeof(*log_dir), M_ATADA, M_NOWAIT|M_ZERO); 2500 if (log_dir == NULL) { 2501 xpt_print(periph->path, "Couldn't malloc log_dir " 2502 "data\n"); 2503 softc->state = ADA_STATE_NORMAL; 2504 xpt_release_ccb(start_ccb); 2505 break; 2506 } 2507 2508 2509 ata_read_log(ataio, 2510 /*retries*/1, 2511 /*cbfcnp*/adadone, 2512 /*log_address*/ ATA_LOG_DIRECTORY, 2513 /*page_number*/ 0, 2514 /*block_count*/ 1, 2515 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2516 CAM_ATAIO_DMA : 0, 2517 /*data_ptr*/ (uint8_t *)log_dir, 2518 /*dxfer_len*/sizeof(*log_dir), 2519 /*timeout*/ada_default_timeout*1000); 2520 2521 start_ccb->ccb_h.ccb_state = ADA_CCB_LOGDIR; 2522 xpt_action(start_ccb); 2523 break; 2524 } 2525 case ADA_STATE_IDDIR: 2526 { 2527 struct ata_identify_log_pages *id_dir; 2528 2529 id_dir = malloc(sizeof(*id_dir), M_ATADA, M_NOWAIT | M_ZERO); 2530 if (id_dir == NULL) { 2531 xpt_print(periph->path, "Couldn't malloc id_dir " 2532 "data\n"); 2533 adaprobedone(periph, start_ccb); 2534 break; 2535 } 2536 2537 ata_read_log(ataio, 2538 /*retries*/1, 2539 /*cbfcnp*/adadone, 2540 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2541 /*page_number*/ ATA_IDL_PAGE_LIST, 2542 /*block_count*/ 1, 2543 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2544 CAM_ATAIO_DMA : 0, 2545 /*data_ptr*/ (uint8_t *)id_dir, 2546 /*dxfer_len*/ sizeof(*id_dir), 2547 /*timeout*/ada_default_timeout*1000); 2548 2549 start_ccb->ccb_h.ccb_state = ADA_CCB_IDDIR; 2550 xpt_action(start_ccb); 2551 break; 2552 } 2553 case ADA_STATE_SUP_CAP: 2554 { 2555 struct ata_identify_log_sup_cap *sup_cap; 2556 2557 sup_cap = malloc(sizeof(*sup_cap), M_ATADA, M_NOWAIT|M_ZERO); 2558 if (sup_cap == NULL) { 2559 xpt_print(periph->path, "Couldn't malloc sup_cap " 2560 "data\n"); 2561 adaprobedone(periph, start_ccb); 2562 break; 2563 } 2564 2565 ata_read_log(ataio, 2566 /*retries*/1, 2567 /*cbfcnp*/adadone, 2568 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2569 /*page_number*/ ATA_IDL_SUP_CAP, 2570 /*block_count*/ 1, 2571 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2572 CAM_ATAIO_DMA : 0, 2573 /*data_ptr*/ (uint8_t *)sup_cap, 2574 /*dxfer_len*/ sizeof(*sup_cap), 2575 /*timeout*/ada_default_timeout*1000); 2576 2577 start_ccb->ccb_h.ccb_state = ADA_CCB_SUP_CAP; 2578 xpt_action(start_ccb); 2579 break; 2580 } 2581 case ADA_STATE_ZONE: 2582 { 2583 struct ata_zoned_info_log *ata_zone; 2584 2585 ata_zone = malloc(sizeof(*ata_zone), M_ATADA, M_NOWAIT|M_ZERO); 2586 if (ata_zone == NULL) { 2587 xpt_print(periph->path, "Couldn't malloc ata_zone " 2588 "data\n"); 2589 adaprobedone(periph, start_ccb); 2590 break; 2591 } 2592 2593 ata_read_log(ataio, 2594 /*retries*/1, 2595 /*cbfcnp*/adadone, 2596 /*log_address*/ ATA_IDENTIFY_DATA_LOG, 2597 /*page_number*/ ATA_IDL_ZDI, 2598 /*block_count*/ 1, 2599 /*protocol*/ softc->flags & ADA_FLAG_CAN_DMA ? 2600 CAM_ATAIO_DMA : 0, 2601 /*data_ptr*/ (uint8_t *)ata_zone, 2602 /*dxfer_len*/ sizeof(*ata_zone), 2603 /*timeout*/ada_default_timeout*1000); 2604 2605 start_ccb->ccb_h.ccb_state = ADA_CCB_ZONE; 2606 xpt_action(start_ccb); 2607 break; 2608 } 2609 } 2610 } 2611 2612 static void 2613 adaprobedone(struct cam_periph *periph, union ccb *ccb) 2614 { 2615 struct ada_softc *softc; 2616 2617 softc = (struct ada_softc *)periph->softc; 2618 2619 if (ccb != NULL) 2620 xpt_release_ccb(ccb); 2621 2622 softc->state = ADA_STATE_NORMAL; 2623 softc->flags |= ADA_FLAG_PROBED; 2624 adaschedule(periph); 2625 if ((softc->flags & ADA_FLAG_ANNOUNCED) == 0) { 2626 softc->flags |= ADA_FLAG_ANNOUNCED; 2627 cam_periph_unhold(periph); 2628 } else { 2629 cam_periph_release_locked(periph); 2630 } 2631 } 2632 2633 static void 2634 adazonedone(struct cam_periph *periph, union ccb *ccb) 2635 { 2636 struct ada_softc *softc; 2637 struct bio *bp; 2638 2639 softc = periph->softc; 2640 bp = (struct bio *)ccb->ccb_h.ccb_bp; 2641 2642 switch (bp->bio_zone.zone_cmd) { 2643 case DISK_ZONE_OPEN: 2644 case DISK_ZONE_CLOSE: 2645 case DISK_ZONE_FINISH: 2646 case DISK_ZONE_RWP: 2647 break; 2648 case DISK_ZONE_REPORT_ZONES: { 2649 uint32_t avail_len; 2650 struct disk_zone_report *rep; 2651 struct scsi_report_zones_hdr *hdr; 2652 struct scsi_report_zones_desc *desc; 2653 struct disk_zone_rep_entry *entry; 2654 uint32_t num_alloced, hdr_len, num_avail; 2655 uint32_t num_to_fill, i; 2656 2657 rep = &bp->bio_zone.zone_params.report; 2658 avail_len = ccb->ataio.dxfer_len - ccb->ataio.resid; 2659 /* 2660 * Note that bio_resid isn't normally used for zone 2661 * commands, but it is used by devstat_end_transaction_bio() 2662 * to determine how much data was transferred. Because 2663 * the size of the SCSI/ATA data structures is different 2664 * than the size of the BIO interface structures, the 2665 * amount of data actually transferred from the drive will 2666 * be different than the amount of data transferred to 2667 * the user. 2668 */ 2669 num_alloced = rep->entries_allocated; 2670 hdr = (struct scsi_report_zones_hdr *)ccb->ataio.data_ptr; 2671 if (avail_len < sizeof(*hdr)) { 2672 /* 2673 * Is there a better error than EIO here? We asked 2674 * for at least the header, and we got less than 2675 * that. 2676 */ 2677 bp->bio_error = EIO; 2678 bp->bio_flags |= BIO_ERROR; 2679 bp->bio_resid = bp->bio_bcount; 2680 break; 2681 } 2682 2683 hdr_len = le32dec(hdr->length); 2684 if (hdr_len > 0) 2685 rep->entries_available = hdr_len / sizeof(*desc); 2686 else 2687 rep->entries_available = 0; 2688 /* 2689 * NOTE: using the same values for the BIO version of the 2690 * same field as the SCSI/ATA values. This means we could 2691 * get some additional values that aren't defined in bio.h 2692 * if more values of the same field are defined later. 2693 */ 2694 rep->header.same = hdr->byte4 & SRZ_SAME_MASK; 2695 rep->header.maximum_lba = le64dec(hdr->maximum_lba); 2696 /* 2697 * If the drive reports no entries that match the query, 2698 * we're done. 2699 */ 2700 if (hdr_len == 0) { 2701 rep->entries_filled = 0; 2702 bp->bio_resid = bp->bio_bcount; 2703 break; 2704 } 2705 2706 num_avail = min((avail_len - sizeof(*hdr)) / sizeof(*desc), 2707 hdr_len / sizeof(*desc)); 2708 /* 2709 * If the drive didn't return any data, then we're done. 2710 */ 2711 if (num_avail == 0) { 2712 rep->entries_filled = 0; 2713 bp->bio_resid = bp->bio_bcount; 2714 break; 2715 } 2716 2717 num_to_fill = min(num_avail, rep->entries_allocated); 2718 /* 2719 * If the user didn't allocate any entries for us to fill, 2720 * we're done. 2721 */ 2722 if (num_to_fill == 0) { 2723 rep->entries_filled = 0; 2724 bp->bio_resid = bp->bio_bcount; 2725 break; 2726 } 2727 2728 for (i = 0, desc = &hdr->desc_list[0], entry=&rep->entries[0]; 2729 i < num_to_fill; i++, desc++, entry++) { 2730 /* 2731 * NOTE: we're mapping the values here directly 2732 * from the SCSI/ATA bit definitions to the bio.h 2733 * definitions. There is also a warning in 2734 * disk_zone.h, but the impact is that if 2735 * additional values are added in the SCSI/ATA 2736 * specs these will be visible to consumers of 2737 * this interface. 2738 */ 2739 entry->zone_type = desc->zone_type & SRZ_TYPE_MASK; 2740 entry->zone_condition = 2741 (desc->zone_flags & SRZ_ZONE_COND_MASK) >> 2742 SRZ_ZONE_COND_SHIFT; 2743 entry->zone_flags |= desc->zone_flags & 2744 (SRZ_ZONE_NON_SEQ|SRZ_ZONE_RESET); 2745 entry->zone_length = le64dec(desc->zone_length); 2746 entry->zone_start_lba = le64dec(desc->zone_start_lba); 2747 entry->write_pointer_lba = 2748 le64dec(desc->write_pointer_lba); 2749 } 2750 rep->entries_filled = num_to_fill; 2751 /* 2752 * Note that this residual is accurate from the user's 2753 * standpoint, but the amount transferred isn't accurate 2754 * from the standpoint of what actually came back from the 2755 * drive. 2756 */ 2757 bp->bio_resid = bp->bio_bcount - (num_to_fill * sizeof(*entry)); 2758 break; 2759 } 2760 case DISK_ZONE_GET_PARAMS: 2761 default: 2762 /* 2763 * In theory we should not get a GET_PARAMS bio, since it 2764 * should be handled without queueing the command to the 2765 * drive. 2766 */ 2767 panic("%s: Invalid zone command %d", __func__, 2768 bp->bio_zone.zone_cmd); 2769 break; 2770 } 2771 2772 if (bp->bio_zone.zone_cmd == DISK_ZONE_REPORT_ZONES) 2773 free(ccb->ataio.data_ptr, M_ATADA); 2774 } 2775 2776 2777 static void 2778 adadone(struct cam_periph *periph, union ccb *done_ccb) 2779 { 2780 struct ada_softc *softc; 2781 struct ccb_ataio *ataio; 2782 struct cam_path *path; 2783 uint32_t priority; 2784 int state; 2785 2786 softc = (struct ada_softc *)periph->softc; 2787 ataio = &done_ccb->ataio; 2788 path = done_ccb->ccb_h.path; 2789 priority = done_ccb->ccb_h.pinfo.priority; 2790 2791 CAM_DEBUG(path, CAM_DEBUG_TRACE, ("adadone\n")); 2792 2793 state = ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK; 2794 switch (state) { 2795 case ADA_CCB_BUFFER_IO: 2796 case ADA_CCB_TRIM: 2797 { 2798 struct bio *bp; 2799 int error; 2800 2801 cam_periph_lock(periph); 2802 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 2803 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2804 error = adaerror(done_ccb, 0, 0); 2805 if (error == ERESTART) { 2806 /* A retry was scheduled, so just return. */ 2807 cam_periph_unlock(periph); 2808 return; 2809 } 2810 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2811 cam_release_devq(path, 2812 /*relsim_flags*/0, 2813 /*reduction*/0, 2814 /*timeout*/0, 2815 /*getcount_only*/0); 2816 /* 2817 * If we get an error on an NCQ DSM TRIM, fall back 2818 * to a non-NCQ DSM TRIM forever. Please note that if 2819 * CAN_NCQ_TRIM is set, CAN_TRIM is necessarily set too. 2820 * However, for this one trim, we treat it as advisory 2821 * and return success up the stack. 2822 */ 2823 if (state == ADA_CCB_TRIM && 2824 error != 0 && 2825 (softc->flags & ADA_FLAG_CAN_NCQ_TRIM) != 0) { 2826 softc->flags &= ~ADA_FLAG_CAN_NCQ_TRIM; 2827 error = 0; 2828 adasetdeletemethod(softc); 2829 } 2830 } else { 2831 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 2832 panic("REQ_CMP with QFRZN"); 2833 2834 error = 0; 2835 } 2836 bp->bio_error = error; 2837 if (error != 0) { 2838 bp->bio_resid = bp->bio_bcount; 2839 bp->bio_flags |= BIO_ERROR; 2840 } else { 2841 if (bp->bio_cmd == BIO_ZONE) 2842 adazonedone(periph, done_ccb); 2843 else if (state == ADA_CCB_TRIM) 2844 bp->bio_resid = 0; 2845 else 2846 bp->bio_resid = ataio->resid; 2847 2848 if ((bp->bio_resid > 0) 2849 && (bp->bio_cmd != BIO_ZONE)) 2850 bp->bio_flags |= BIO_ERROR; 2851 } 2852 softc->outstanding_cmds--; 2853 if (softc->outstanding_cmds == 0) 2854 softc->flags |= ADA_FLAG_WAS_OTAG; 2855 2856 /* 2857 * We need to call cam_iosched before we call biodone so that we 2858 * don't measure any activity that happens in the completion 2859 * routine, which in the case of sendfile can be quite 2860 * extensive. 2861 */ 2862 cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb); 2863 xpt_release_ccb(done_ccb); 2864 if (state == ADA_CCB_TRIM) { 2865 TAILQ_HEAD(, bio) queue; 2866 struct bio *bp1; 2867 2868 TAILQ_INIT(&queue); 2869 TAILQ_CONCAT(&queue, &softc->trim_req.bps, bio_queue); 2870 /* 2871 * Normally, the xpt_release_ccb() above would make sure 2872 * that when we have more work to do, that work would 2873 * get kicked off. However, we specifically keep 2874 * trim_running set to 0 before the call above to allow 2875 * other I/O to progress when many BIO_DELETE requests 2876 * are pushed down. We set trim_running to 0 and call 2877 * daschedule again so that we don't stall if there are 2878 * no other I/Os pending apart from BIO_DELETEs. 2879 */ 2880 cam_iosched_trim_done(softc->cam_iosched); 2881 adaschedule(periph); 2882 cam_periph_unlock(periph); 2883 while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 2884 TAILQ_REMOVE(&queue, bp1, bio_queue); 2885 bp1->bio_error = error; 2886 if (error != 0) { 2887 bp1->bio_flags |= BIO_ERROR; 2888 bp1->bio_resid = bp1->bio_bcount; 2889 } else 2890 bp1->bio_resid = 0; 2891 biodone(bp1); 2892 } 2893 } else { 2894 adaschedule(periph); 2895 cam_periph_unlock(periph); 2896 biodone(bp); 2897 } 2898 return; 2899 } 2900 case ADA_CCB_RAHEAD: 2901 { 2902 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2903 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2904 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2905 cam_release_devq(path, 0, 0, 0, FALSE); 2906 return; 2907 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2908 cam_release_devq(path, 2909 /*relsim_flags*/0, 2910 /*reduction*/0, 2911 /*timeout*/0, 2912 /*getcount_only*/0); 2913 } 2914 } 2915 2916 /* 2917 * Since our peripheral may be invalidated by an error 2918 * above or an external event, we must release our CCB 2919 * before releasing the reference on the peripheral. 2920 * The peripheral will only go away once the last reference 2921 * is removed, and we need it around for the CCB release 2922 * operation. 2923 */ 2924 2925 xpt_release_ccb(done_ccb); 2926 softc->state = ADA_STATE_WCACHE; 2927 xpt_schedule(periph, priority); 2928 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2929 cam_release_devq(path, 0, 0, 0, FALSE); 2930 return; 2931 } 2932 case ADA_CCB_WCACHE: 2933 { 2934 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2935 if (adaerror(done_ccb, 0, 0) == ERESTART) { 2936 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2937 cam_release_devq(path, 0, 0, 0, FALSE); 2938 return; 2939 } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 2940 cam_release_devq(path, 2941 /*relsim_flags*/0, 2942 /*reduction*/0, 2943 /*timeout*/0, 2944 /*getcount_only*/0); 2945 } 2946 } 2947 2948 /* Drop freeze taken due to CAM_DEV_QFREEZE */ 2949 cam_release_devq(path, 0, 0, 0, FALSE); 2950 2951 if ((softc->flags & ADA_FLAG_CAN_LOG) 2952 && (softc->zone_mode != ADA_ZONE_NONE)) { 2953 xpt_release_ccb(done_ccb); 2954 softc->state = ADA_STATE_LOGDIR; 2955 xpt_schedule(periph, priority); 2956 } else { 2957 adaprobedone(periph, done_ccb); 2958 } 2959 return; 2960 } 2961 case ADA_CCB_LOGDIR: 2962 { 2963 int error; 2964 2965 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 2966 error = 0; 2967 softc->valid_logdir_len = 0; 2968 bzero(&softc->ata_logdir, sizeof(softc->ata_logdir)); 2969 softc->valid_logdir_len = 2970 ataio->dxfer_len - ataio->resid; 2971 if (softc->valid_logdir_len > 0) 2972 bcopy(ataio->data_ptr, &softc->ata_logdir, 2973 min(softc->valid_logdir_len, 2974 sizeof(softc->ata_logdir))); 2975 /* 2976 * Figure out whether the Identify Device log is 2977 * supported. The General Purpose log directory 2978 * has a header, and lists the number of pages 2979 * available for each GP log identified by the 2980 * offset into the list. 2981 */ 2982 if ((softc->valid_logdir_len >= 2983 ((ATA_IDENTIFY_DATA_LOG + 1) * sizeof(uint16_t))) 2984 && (le16dec(softc->ata_logdir.header) == 2985 ATA_GP_LOG_DIR_VERSION) 2986 && (le16dec(&softc->ata_logdir.num_pages[ 2987 (ATA_IDENTIFY_DATA_LOG * 2988 sizeof(uint16_t)) - sizeof(uint16_t)]) > 0)){ 2989 softc->flags |= ADA_FLAG_CAN_IDLOG; 2990 } else { 2991 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 2992 } 2993 } else { 2994 error = adaerror(done_ccb, CAM_RETRY_SELTO, 2995 SF_RETRY_UA|SF_NO_PRINT); 2996 if (error == ERESTART) 2997 return; 2998 else if (error != 0) { 2999 /* 3000 * If we can't get the ATA log directory, 3001 * then ATA logs are effectively not 3002 * supported even if the bit is set in the 3003 * identify data. 3004 */ 3005 softc->flags &= ~(ADA_FLAG_CAN_LOG | 3006 ADA_FLAG_CAN_IDLOG); 3007 if ((done_ccb->ccb_h.status & 3008 CAM_DEV_QFRZN) != 0) { 3009 /* Don't wedge this device's queue */ 3010 cam_release_devq(done_ccb->ccb_h.path, 3011 /*relsim_flags*/0, 3012 /*reduction*/0, 3013 /*timeout*/0, 3014 /*getcount_only*/0); 3015 } 3016 } 3017 3018 3019 } 3020 3021 free(ataio->data_ptr, M_ATADA); 3022 3023 if ((error == 0) 3024 && (softc->flags & ADA_FLAG_CAN_IDLOG)) { 3025 softc->state = ADA_STATE_IDDIR; 3026 xpt_release_ccb(done_ccb); 3027 xpt_schedule(periph, priority); 3028 } else 3029 adaprobedone(periph, done_ccb); 3030 3031 return; 3032 } 3033 case ADA_CCB_IDDIR: { 3034 int error; 3035 3036 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3037 off_t entries_offset, max_entries; 3038 error = 0; 3039 3040 softc->valid_iddir_len = 0; 3041 bzero(&softc->ata_iddir, sizeof(softc->ata_iddir)); 3042 softc->flags &= ~(ADA_FLAG_CAN_SUPCAP | 3043 ADA_FLAG_CAN_ZONE); 3044 softc->valid_iddir_len = 3045 ataio->dxfer_len - ataio->resid; 3046 if (softc->valid_iddir_len > 0) 3047 bcopy(ataio->data_ptr, &softc->ata_iddir, 3048 min(softc->valid_iddir_len, 3049 sizeof(softc->ata_iddir))); 3050 3051 entries_offset = 3052 __offsetof(struct ata_identify_log_pages,entries); 3053 max_entries = softc->valid_iddir_len - entries_offset; 3054 if ((softc->valid_iddir_len > (entries_offset + 1)) 3055 && (le64dec(softc->ata_iddir.header) == 3056 ATA_IDLOG_REVISION) 3057 && (softc->ata_iddir.entry_count > 0)) { 3058 int num_entries, i; 3059 3060 num_entries = softc->ata_iddir.entry_count; 3061 num_entries = min(num_entries, 3062 softc->valid_iddir_len - entries_offset); 3063 for (i = 0; i < num_entries && 3064 i < max_entries; i++) { 3065 if (softc->ata_iddir.entries[i] == 3066 ATA_IDL_SUP_CAP) 3067 softc->flags |= 3068 ADA_FLAG_CAN_SUPCAP; 3069 else if (softc->ata_iddir.entries[i]== 3070 ATA_IDL_ZDI) 3071 softc->flags |= 3072 ADA_FLAG_CAN_ZONE; 3073 3074 if ((softc->flags & 3075 ADA_FLAG_CAN_SUPCAP) 3076 && (softc->flags & 3077 ADA_FLAG_CAN_ZONE)) 3078 break; 3079 } 3080 } 3081 } else { 3082 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3083 SF_RETRY_UA|SF_NO_PRINT); 3084 if (error == ERESTART) 3085 return; 3086 else if (error != 0) { 3087 /* 3088 * If we can't get the ATA Identify Data log 3089 * directory, then it effectively isn't 3090 * supported even if the ATA Log directory 3091 * a non-zero number of pages present for 3092 * this log. 3093 */ 3094 softc->flags &= ~ADA_FLAG_CAN_IDLOG; 3095 if ((done_ccb->ccb_h.status & 3096 CAM_DEV_QFRZN) != 0) { 3097 /* Don't wedge this device's queue */ 3098 cam_release_devq(done_ccb->ccb_h.path, 3099 /*relsim_flags*/0, 3100 /*reduction*/0, 3101 /*timeout*/0, 3102 /*getcount_only*/0); 3103 } 3104 } 3105 } 3106 3107 free(ataio->data_ptr, M_ATADA); 3108 3109 if ((error == 0) 3110 && (softc->flags & ADA_FLAG_CAN_SUPCAP)) { 3111 softc->state = ADA_STATE_SUP_CAP; 3112 xpt_release_ccb(done_ccb); 3113 xpt_schedule(periph, priority); 3114 } else 3115 adaprobedone(periph, done_ccb); 3116 return; 3117 } 3118 case ADA_CCB_SUP_CAP: { 3119 int error; 3120 3121 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3122 uint32_t valid_len; 3123 size_t needed_size; 3124 struct ata_identify_log_sup_cap *sup_cap; 3125 error = 0; 3126 3127 sup_cap = (struct ata_identify_log_sup_cap *) 3128 ataio->data_ptr; 3129 valid_len = ataio->dxfer_len - ataio->resid; 3130 needed_size = 3131 __offsetof(struct ata_identify_log_sup_cap, 3132 sup_zac_cap) + 1 + sizeof(sup_cap->sup_zac_cap); 3133 if (valid_len >= needed_size) { 3134 uint64_t zoned, zac_cap; 3135 3136 zoned = le64dec(sup_cap->zoned_cap); 3137 if (zoned & ATA_ZONED_VALID) { 3138 /* 3139 * This should have already been 3140 * set, because this is also in the 3141 * ATA identify data. 3142 */ 3143 if ((zoned & ATA_ZONED_MASK) == 3144 ATA_SUPPORT_ZONE_HOST_AWARE) 3145 softc->zone_mode = 3146 ADA_ZONE_HOST_AWARE; 3147 else if ((zoned & ATA_ZONED_MASK) == 3148 ATA_SUPPORT_ZONE_DEV_MANAGED) 3149 softc->zone_mode = 3150 ADA_ZONE_DRIVE_MANAGED; 3151 } 3152 3153 zac_cap = le64dec(sup_cap->sup_zac_cap); 3154 if (zac_cap & ATA_SUP_ZAC_CAP_VALID) { 3155 if (zac_cap & ATA_REPORT_ZONES_SUP) 3156 softc->zone_flags |= 3157 ADA_ZONE_FLAG_RZ_SUP; 3158 if (zac_cap & ATA_ND_OPEN_ZONE_SUP) 3159 softc->zone_flags |= 3160 ADA_ZONE_FLAG_OPEN_SUP; 3161 if (zac_cap & ATA_ND_CLOSE_ZONE_SUP) 3162 softc->zone_flags |= 3163 ADA_ZONE_FLAG_CLOSE_SUP; 3164 if (zac_cap & ATA_ND_FINISH_ZONE_SUP) 3165 softc->zone_flags |= 3166 ADA_ZONE_FLAG_FINISH_SUP; 3167 if (zac_cap & ATA_ND_RWP_SUP) 3168 softc->zone_flags |= 3169 ADA_ZONE_FLAG_RWP_SUP; 3170 } else { 3171 /* 3172 * This field was introduced in 3173 * ACS-4, r08 on April 28th, 2015. 3174 * If the drive firmware was written 3175 * to an earlier spec, it won't have 3176 * the field. So, assume all 3177 * commands are supported. 3178 */ 3179 softc->zone_flags |= 3180 ADA_ZONE_FLAG_SUP_MASK; 3181 } 3182 3183 } 3184 } else { 3185 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3186 SF_RETRY_UA|SF_NO_PRINT); 3187 if (error == ERESTART) 3188 return; 3189 else if (error != 0) { 3190 /* 3191 * If we can't get the ATA Identify Data 3192 * Supported Capabilities page, clear the 3193 * flag... 3194 */ 3195 softc->flags &= ~ADA_FLAG_CAN_SUPCAP; 3196 /* 3197 * And clear zone capabilities. 3198 */ 3199 softc->zone_flags &= ~ADA_ZONE_FLAG_SUP_MASK; 3200 if ((done_ccb->ccb_h.status & 3201 CAM_DEV_QFRZN) != 0) { 3202 /* Don't wedge this device's queue */ 3203 cam_release_devq(done_ccb->ccb_h.path, 3204 /*relsim_flags*/0, 3205 /*reduction*/0, 3206 /*timeout*/0, 3207 /*getcount_only*/0); 3208 } 3209 } 3210 } 3211 3212 free(ataio->data_ptr, M_ATADA); 3213 3214 if ((error == 0) 3215 && (softc->flags & ADA_FLAG_CAN_ZONE)) { 3216 softc->state = ADA_STATE_ZONE; 3217 xpt_release_ccb(done_ccb); 3218 xpt_schedule(periph, priority); 3219 } else 3220 adaprobedone(periph, done_ccb); 3221 return; 3222 } 3223 case ADA_CCB_ZONE: { 3224 int error; 3225 3226 if ((ataio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 3227 struct ata_zoned_info_log *zi_log; 3228 uint32_t valid_len; 3229 size_t needed_size; 3230 3231 zi_log = (struct ata_zoned_info_log *)ataio->data_ptr; 3232 3233 valid_len = ataio->dxfer_len - ataio->resid; 3234 needed_size = __offsetof(struct ata_zoned_info_log, 3235 version_info) + 1 + sizeof(zi_log->version_info); 3236 if (valid_len >= needed_size) { 3237 uint64_t tmpvar; 3238 3239 tmpvar = le64dec(zi_log->zoned_cap); 3240 if (tmpvar & ATA_ZDI_CAP_VALID) { 3241 if (tmpvar & ATA_ZDI_CAP_URSWRZ) 3242 softc->zone_flags |= 3243 ADA_ZONE_FLAG_URSWRZ; 3244 else 3245 softc->zone_flags &= 3246 ~ADA_ZONE_FLAG_URSWRZ; 3247 } 3248 tmpvar = le64dec(zi_log->optimal_seq_zones); 3249 if (tmpvar & ATA_ZDI_OPT_SEQ_VALID) { 3250 softc->zone_flags |= 3251 ADA_ZONE_FLAG_OPT_SEQ_SET; 3252 softc->optimal_seq_zones = (tmpvar & 3253 ATA_ZDI_OPT_SEQ_MASK); 3254 } else { 3255 softc->zone_flags &= 3256 ~ADA_ZONE_FLAG_OPT_SEQ_SET; 3257 softc->optimal_seq_zones = 0; 3258 } 3259 3260 tmpvar =le64dec(zi_log->optimal_nonseq_zones); 3261 if (tmpvar & ATA_ZDI_OPT_NS_VALID) { 3262 softc->zone_flags |= 3263 ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3264 softc->optimal_nonseq_zones = 3265 (tmpvar & ATA_ZDI_OPT_NS_MASK); 3266 } else { 3267 softc->zone_flags &= 3268 ~ADA_ZONE_FLAG_OPT_NONSEQ_SET; 3269 softc->optimal_nonseq_zones = 0; 3270 } 3271 3272 tmpvar = le64dec(zi_log->max_seq_req_zones); 3273 if (tmpvar & ATA_ZDI_MAX_SEQ_VALID) { 3274 softc->zone_flags |= 3275 ADA_ZONE_FLAG_MAX_SEQ_SET; 3276 softc->max_seq_zones = 3277 (tmpvar & ATA_ZDI_MAX_SEQ_MASK); 3278 } else { 3279 softc->zone_flags &= 3280 ~ADA_ZONE_FLAG_MAX_SEQ_SET; 3281 softc->max_seq_zones = 0; 3282 } 3283 } 3284 } else { 3285 error = adaerror(done_ccb, CAM_RETRY_SELTO, 3286 SF_RETRY_UA|SF_NO_PRINT); 3287 if (error == ERESTART) 3288 return; 3289 else if (error != 0) { 3290 softc->flags &= ~ADA_FLAG_CAN_ZONE; 3291 softc->flags &= ~ADA_ZONE_FLAG_SET_MASK; 3292 3293 if ((done_ccb->ccb_h.status & 3294 CAM_DEV_QFRZN) != 0) { 3295 /* Don't wedge this device's queue */ 3296 cam_release_devq(done_ccb->ccb_h.path, 3297 /*relsim_flags*/0, 3298 /*reduction*/0, 3299 /*timeout*/0, 3300 /*getcount_only*/0); 3301 } 3302 } 3303 3304 } 3305 free(ataio->data_ptr, M_ATADA); 3306 3307 adaprobedone(periph, done_ccb); 3308 return; 3309 } 3310 case ADA_CCB_DUMP: 3311 /* No-op. We're polling */ 3312 return; 3313 default: 3314 break; 3315 } 3316 xpt_release_ccb(done_ccb); 3317 } 3318 3319 static int 3320 adaerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3321 { 3322 #ifdef CAM_IO_STATS 3323 struct ada_softc *softc; 3324 struct cam_periph *periph; 3325 3326 periph = xpt_path_periph(ccb->ccb_h.path); 3327 softc = (struct ada_softc *)periph->softc; 3328 3329 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 3330 case CAM_CMD_TIMEOUT: 3331 softc->timeouts++; 3332 break; 3333 case CAM_REQ_ABORTED: 3334 case CAM_REQ_CMP_ERR: 3335 case CAM_REQ_TERMIO: 3336 case CAM_UNREC_HBA_ERROR: 3337 case CAM_DATA_RUN_ERR: 3338 case CAM_ATA_STATUS_ERROR: 3339 softc->errors++; 3340 break; 3341 default: 3342 break; 3343 } 3344 #endif 3345 3346 return(cam_periph_error(ccb, cam_flags, sense_flags, NULL)); 3347 } 3348 3349 static void 3350 adagetparams(struct cam_periph *periph, struct ccb_getdev *cgd) 3351 { 3352 struct ada_softc *softc = (struct ada_softc *)periph->softc; 3353 struct disk_params *dp = &softc->params; 3354 u_int64_t lbasize48; 3355 u_int32_t lbasize; 3356 3357 dp->secsize = ata_logical_sector_size(&cgd->ident_data); 3358 if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 3359 cgd->ident_data.current_heads && cgd->ident_data.current_sectors) { 3360 dp->heads = cgd->ident_data.current_heads; 3361 dp->secs_per_track = cgd->ident_data.current_sectors; 3362 dp->cylinders = cgd->ident_data.cylinders; 3363 dp->sectors = (u_int32_t)cgd->ident_data.current_size_1 | 3364 ((u_int32_t)cgd->ident_data.current_size_2 << 16); 3365 } else { 3366 dp->heads = cgd->ident_data.heads; 3367 dp->secs_per_track = cgd->ident_data.sectors; 3368 dp->cylinders = cgd->ident_data.cylinders; 3369 dp->sectors = cgd->ident_data.cylinders * dp->heads * dp->secs_per_track; 3370 } 3371 lbasize = (u_int32_t)cgd->ident_data.lba_size_1 | 3372 ((u_int32_t)cgd->ident_data.lba_size_2 << 16); 3373 3374 /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 3375 if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 3376 dp->sectors = lbasize; 3377 3378 /* use the 48bit LBA size if valid */ 3379 lbasize48 = ((u_int64_t)cgd->ident_data.lba_size48_1) | 3380 ((u_int64_t)cgd->ident_data.lba_size48_2 << 16) | 3381 ((u_int64_t)cgd->ident_data.lba_size48_3 << 32) | 3382 ((u_int64_t)cgd->ident_data.lba_size48_4 << 48); 3383 if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 3384 lbasize48 > ATA_MAX_28BIT_LBA) 3385 dp->sectors = lbasize48; 3386 } 3387 3388 static void 3389 adasendorderedtag(void *arg) 3390 { 3391 struct ada_softc *softc = arg; 3392 3393 if (ada_send_ordered) { 3394 if (softc->outstanding_cmds > 0) { 3395 if ((softc->flags & ADA_FLAG_WAS_OTAG) == 0) 3396 softc->flags |= ADA_FLAG_NEED_OTAG; 3397 softc->flags &= ~ADA_FLAG_WAS_OTAG; 3398 } 3399 } 3400 /* Queue us up again */ 3401 callout_reset(&softc->sendordered_c, 3402 (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 3403 adasendorderedtag, softc); 3404 } 3405 3406 /* 3407 * Step through all ADA peripheral drivers, and if the device is still open, 3408 * sync the disk cache to physical media. 3409 */ 3410 static void 3411 adaflush(void) 3412 { 3413 struct cam_periph *periph; 3414 struct ada_softc *softc; 3415 union ccb *ccb; 3416 int error; 3417 3418 CAM_PERIPH_FOREACH(periph, &adadriver) { 3419 softc = (struct ada_softc *)periph->softc; 3420 if (SCHEDULER_STOPPED()) { 3421 /* If we paniced with the lock held, do not recurse. */ 3422 if (!cam_periph_owned(periph) && 3423 (softc->flags & ADA_FLAG_OPEN)) { 3424 adadump(softc->disk, NULL, 0, 0, 0); 3425 } 3426 continue; 3427 } 3428 cam_periph_lock(periph); 3429 /* 3430 * We only sync the cache if the drive is still open, and 3431 * if the drive is capable of it.. 3432 */ 3433 if (((softc->flags & ADA_FLAG_OPEN) == 0) || 3434 (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 3435 cam_periph_unlock(periph); 3436 continue; 3437 } 3438 3439 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3440 cam_fill_ataio(&ccb->ataio, 3441 0, 3442 adadone, 3443 CAM_DIR_NONE, 3444 0, 3445 NULL, 3446 0, 3447 ada_default_timeout*1000); 3448 if (softc->flags & ADA_FLAG_CAN_48BIT) 3449 ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 3450 else 3451 ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 3452 3453 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3454 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3455 softc->disk->d_devstat); 3456 if (error != 0) 3457 xpt_print(periph->path, "Synchronize cache failed\n"); 3458 xpt_release_ccb(ccb); 3459 cam_periph_unlock(periph); 3460 } 3461 } 3462 3463 static void 3464 adaspindown(uint8_t cmd, int flags) 3465 { 3466 struct cam_periph *periph; 3467 struct ada_softc *softc; 3468 union ccb *ccb; 3469 int error; 3470 3471 CAM_PERIPH_FOREACH(periph, &adadriver) { 3472 /* If we paniced with lock held - not recurse here. */ 3473 if (cam_periph_owned(periph)) 3474 continue; 3475 cam_periph_lock(periph); 3476 softc = (struct ada_softc *)periph->softc; 3477 /* 3478 * We only spin-down the drive if it is capable of it.. 3479 */ 3480 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3481 cam_periph_unlock(periph); 3482 continue; 3483 } 3484 3485 if (bootverbose) 3486 xpt_print(periph->path, "spin-down\n"); 3487 3488 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3489 cam_fill_ataio(&ccb->ataio, 3490 0, 3491 adadone, 3492 CAM_DIR_NONE | flags, 3493 0, 3494 NULL, 3495 0, 3496 ada_default_timeout*1000); 3497 ata_28bit_cmd(&ccb->ataio, cmd, 0, 0, 0); 3498 3499 error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 3500 /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 3501 softc->disk->d_devstat); 3502 if (error != 0) 3503 xpt_print(periph->path, "Spin-down disk failed\n"); 3504 xpt_release_ccb(ccb); 3505 cam_periph_unlock(periph); 3506 } 3507 } 3508 3509 static void 3510 adashutdown(void *arg, int howto) 3511 { 3512 3513 adaflush(); 3514 if (ada_spindown_shutdown != 0 && 3515 (howto & (RB_HALT | RB_POWEROFF)) != 0) 3516 adaspindown(ATA_STANDBY_IMMEDIATE, 0); 3517 } 3518 3519 static void 3520 adasuspend(void *arg) 3521 { 3522 3523 adaflush(); 3524 if (ada_spindown_suspend != 0) 3525 adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 3526 } 3527 3528 static void 3529 adaresume(void *arg) 3530 { 3531 struct cam_periph *periph; 3532 struct ada_softc *softc; 3533 3534 if (ada_spindown_suspend == 0) 3535 return; 3536 3537 CAM_PERIPH_FOREACH(periph, &adadriver) { 3538 cam_periph_lock(periph); 3539 softc = (struct ada_softc *)periph->softc; 3540 /* 3541 * We only spin-down the drive if it is capable of it.. 3542 */ 3543 if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 3544 cam_periph_unlock(periph); 3545 continue; 3546 } 3547 3548 if (bootverbose) 3549 xpt_print(periph->path, "resume\n"); 3550 3551 /* 3552 * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 3553 * sleep request. 3554 */ 3555 cam_release_devq(periph->path, 3556 /*relsim_flags*/0, 3557 /*openings*/0, 3558 /*timeout*/0, 3559 /*getcount_only*/0); 3560 3561 cam_periph_unlock(periph); 3562 } 3563 } 3564 3565 #endif /* _KERNEL */ 3566