ata_da.c revision 257054
1195534Sscottl/*- 2195534Sscottl * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org> 3195534Sscottl * All rights reserved. 4195534Sscottl * 5195534Sscottl * Redistribution and use in source and binary forms, with or without 6195534Sscottl * modification, are permitted provided that the following conditions 7195534Sscottl * are met: 8195534Sscottl * 1. Redistributions of source code must retain the above copyright 9195534Sscottl * notice, this list of conditions and the following disclaimer, 10195534Sscottl * without modification, immediately at the beginning of the file. 11195534Sscottl * 2. Redistributions in binary form must reproduce the above copyright 12195534Sscottl * notice, this list of conditions and the following disclaimer in the 13195534Sscottl * documentation and/or other materials provided with the distribution. 14195534Sscottl * 15195534Sscottl * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16195534Sscottl * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17195534Sscottl * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18195534Sscottl * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19195534Sscottl * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20195534Sscottl * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21195534Sscottl * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22195534Sscottl * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23195534Sscottl * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24195534Sscottl * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25195534Sscottl */ 26195534Sscottl 27195534Sscottl#include <sys/cdefs.h> 28195534Sscottl__FBSDID("$FreeBSD: head/sys/cam/ata/ata_da.c 257054 2013-10-24 14:05:44Z mav $"); 29195534Sscottl 30220454Smav#include "opt_ada.h" 31220454Smav 32195534Sscottl#include <sys/param.h> 33195534Sscottl 34195534Sscottl#ifdef _KERNEL 35195534Sscottl#include <sys/systm.h> 36195534Sscottl#include <sys/kernel.h> 37195534Sscottl#include <sys/bio.h> 38195534Sscottl#include <sys/sysctl.h> 39195534Sscottl#include <sys/taskqueue.h> 40195534Sscottl#include <sys/lock.h> 41195534Sscottl#include <sys/mutex.h> 42195534Sscottl#include <sys/conf.h> 43195534Sscottl#include <sys/devicestat.h> 44195534Sscottl#include <sys/eventhandler.h> 45195534Sscottl#include <sys/malloc.h> 46195534Sscottl#include <sys/cons.h> 47251792Smav#include <sys/proc.h> 48214279Sbrucec#include <sys/reboot.h> 49195534Sscottl#include <geom/geom_disk.h> 50195534Sscottl#endif /* _KERNEL */ 51195534Sscottl 52195534Sscottl#ifndef _KERNEL 53195534Sscottl#include <stdio.h> 54195534Sscottl#include <string.h> 55195534Sscottl#endif /* _KERNEL */ 56195534Sscottl 57195534Sscottl#include <cam/cam.h> 58195534Sscottl#include <cam/cam_ccb.h> 59195534Sscottl#include <cam/cam_periph.h> 60195534Sscottl#include <cam/cam_xpt_periph.h> 61195534Sscottl#include <cam/cam_sim.h> 62195534Sscottl 63195534Sscottl#include <cam/ata/ata_all.h> 64195534Sscottl 65208349Smarius#include <machine/md_var.h> /* geometry translation */ 66208349Smarius 67195534Sscottl#ifdef _KERNEL 68195534Sscottl 69195534Sscottl#define ATA_MAX_28BIT_LBA 268435455UL 70195534Sscottl 71195534Sscottltypedef enum { 72224497Smav ADA_STATE_RAHEAD, 73220412Smav ADA_STATE_WCACHE, 74198708Smav ADA_STATE_NORMAL 75195534Sscottl} ada_state; 76195534Sscottl 77195534Sscottltypedef enum { 78249199Smarius ADA_FLAG_CAN_48BIT = 0x0002, 79249199Smarius ADA_FLAG_CAN_FLUSHCACHE = 0x0004, 80249199Smarius ADA_FLAG_CAN_NCQ = 0x0008, 81249199Smarius ADA_FLAG_CAN_DMA = 0x0010, 82249199Smarius ADA_FLAG_NEED_OTAG = 0x0020, 83257054Smav ADA_FLAG_WAS_OTAG = 0x0040, 84249199Smarius ADA_FLAG_CAN_TRIM = 0x0080, 85249199Smarius ADA_FLAG_OPEN = 0x0100, 86249199Smarius ADA_FLAG_SCTX_INIT = 0x0200, 87249199Smarius ADA_FLAG_CAN_CFA = 0x0400, 88249199Smarius ADA_FLAG_CAN_POWERMGT = 0x0800, 89253724Smav ADA_FLAG_CAN_DMA48 = 0x1000, 90253724Smav ADA_FLAG_DIRTY = 0x2000 91195534Sscottl} ada_flags; 92195534Sscottl 93195534Sscottltypedef enum { 94222520Smav ADA_Q_NONE = 0x00, 95222520Smav ADA_Q_4K = 0x01, 96195534Sscottl} ada_quirks; 97195534Sscottl 98250792Ssmh#define ADA_Q_BIT_STRING \ 99250792Ssmh "\020" \ 100250792Ssmh "\0014K" 101250792Ssmh 102195534Sscottltypedef enum { 103224497Smav ADA_CCB_RAHEAD = 0x01, 104224497Smav ADA_CCB_WCACHE = 0x02, 105195534Sscottl ADA_CCB_BUFFER_IO = 0x03, 106195534Sscottl ADA_CCB_DUMP = 0x05, 107201139Smav ADA_CCB_TRIM = 0x06, 108195534Sscottl ADA_CCB_TYPE_MASK = 0x0F, 109195534Sscottl} ada_ccb_state; 110195534Sscottl 111195534Sscottl/* Offsets into our private area for storing information */ 112195534Sscottl#define ccb_state ppriv_field0 113195534Sscottl#define ccb_bp ppriv_ptr1 114195534Sscottl 115195534Sscottlstruct disk_params { 116195534Sscottl u_int8_t heads; 117198897Smav u_int8_t secs_per_track; 118195534Sscottl u_int32_t cylinders; 119198897Smav u_int32_t secsize; /* Number of bytes/logical sector */ 120198897Smav u_int64_t sectors; /* Total number sectors */ 121195534Sscottl}; 122195534Sscottl 123222643Smav#define TRIM_MAX_BLOCKS 8 124249934Ssmh#define TRIM_MAX_RANGES (TRIM_MAX_BLOCKS * ATA_DSM_BLK_RANGES) 125201139Smavstruct trim_request { 126249934Ssmh uint8_t data[TRIM_MAX_RANGES * ATA_DSM_RANGE_SIZE]; 127256836Smav TAILQ_HEAD(, bio) bps; 128201139Smav}; 129201139Smav 130195534Sscottlstruct ada_softc { 131195534Sscottl struct bio_queue_head bio_queue; 132201139Smav struct bio_queue_head trim_queue; 133257054Smav int outstanding_cmds; /* Number of active commands */ 134257054Smav int refcount; /* Active xpt_action() calls */ 135195534Sscottl ada_state state; 136257054Smav ada_flags flags; 137195534Sscottl ada_quirks quirks; 138248922Ssmh int sort_io_queue; 139201139Smav int trim_max_ranges; 140201139Smav int trim_running; 141224497Smav int read_ahead; 142220454Smav int write_cache; 143220454Smav#ifdef ADA_TEST_FAILURE 144220454Smav int force_read_error; 145220454Smav int force_write_error; 146220454Smav int periodic_read_error; 147220454Smav int periodic_read_count; 148220454Smav#endif 149195534Sscottl struct disk_params params; 150195534Sscottl struct disk *disk; 151195534Sscottl struct task sysctl_task; 152195534Sscottl struct sysctl_ctx_list sysctl_ctx; 153195534Sscottl struct sysctl_oid *sysctl_tree; 154195534Sscottl struct callout sendordered_c; 155201139Smav struct trim_request trim_req; 156195534Sscottl}; 157195534Sscottl 158195534Sscottlstruct ada_quirk_entry { 159195534Sscottl struct scsi_inquiry_pattern inq_pat; 160195534Sscottl ada_quirks quirks; 161195534Sscottl}; 162195534Sscottl 163199178Smavstatic struct ada_quirk_entry ada_quirk_table[] = 164199178Smav{ 165199178Smav { 166222520Smav /* Hitachi Advanced Format (4k) drives */ 167222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "Hitachi H??????????E3*", "*" }, 168222520Smav /*quirks*/ADA_Q_4K 169222520Smav }, 170222520Smav { 171222520Smav /* Samsung Advanced Format (4k) drives */ 172228819Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD155UI*", "*" }, 173228819Smav /*quirks*/ADA_Q_4K 174228819Smav }, 175228819Smav { 176228819Smav /* Samsung Advanced Format (4k) drives */ 177222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD204UI*", "*" }, 178222520Smav /*quirks*/ADA_Q_4K 179222520Smav }, 180222520Smav { 181222520Smav /* Seagate Barracuda Green Advanced Format (4k) drives */ 182222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DL*", "*" }, 183222520Smav /*quirks*/ADA_Q_4K 184222520Smav }, 185222520Smav { 186228819Smav /* Seagate Barracuda Advanced Format (4k) drives */ 187228819Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???DM*", "*" }, 188228819Smav /*quirks*/ADA_Q_4K 189228819Smav }, 190228819Smav { 191228819Smav /* Seagate Barracuda Advanced Format (4k) drives */ 192228819Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DM*", "*" }, 193228819Smav /*quirks*/ADA_Q_4K 194228819Smav }, 195228819Smav { 196222520Smav /* Seagate Momentus Advanced Format (4k) drives */ 197222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500423AS*", "*" }, 198222520Smav /*quirks*/ADA_Q_4K 199222520Smav }, 200222520Smav { 201222520Smav /* Seagate Momentus Advanced Format (4k) drives */ 202222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500424AS*", "*" }, 203222520Smav /*quirks*/ADA_Q_4K 204222520Smav }, 205222520Smav { 206222520Smav /* Seagate Momentus Advanced Format (4k) drives */ 207228819Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640423AS*", "*" }, 208228819Smav /*quirks*/ADA_Q_4K 209228819Smav }, 210228819Smav { 211228819Smav /* Seagate Momentus Advanced Format (4k) drives */ 212228819Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640424AS*", "*" }, 213228819Smav /*quirks*/ADA_Q_4K 214228819Smav }, 215228819Smav { 216228819Smav /* Seagate Momentus Advanced Format (4k) drives */ 217222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750420AS*", "*" }, 218222520Smav /*quirks*/ADA_Q_4K 219222520Smav }, 220222520Smav { 221222520Smav /* Seagate Momentus Advanced Format (4k) drives */ 222222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750422AS*", "*" }, 223222520Smav /*quirks*/ADA_Q_4K 224222520Smav }, 225222520Smav { 226228819Smav /* Seagate Momentus Advanced Format (4k) drives */ 227228819Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750423AS*", "*" }, 228228819Smav /*quirks*/ADA_Q_4K 229228819Smav }, 230228819Smav { 231222520Smav /* Seagate Momentus Thin Advanced Format (4k) drives */ 232222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???LT*", "*" }, 233222520Smav /*quirks*/ADA_Q_4K 234222520Smav }, 235222520Smav { 236222520Smav /* WDC Caviar Green Advanced Format (4k) drives */ 237222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RS*", "*" }, 238222520Smav /*quirks*/ADA_Q_4K 239222520Smav }, 240222520Smav { 241222520Smav /* WDC Caviar Green Advanced Format (4k) drives */ 242222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RX*", "*" }, 243222520Smav /*quirks*/ADA_Q_4K 244222520Smav }, 245222520Smav { 246222520Smav /* WDC Caviar Green Advanced Format (4k) drives */ 247222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RS*", "*" }, 248222520Smav /*quirks*/ADA_Q_4K 249222520Smav }, 250222520Smav { 251222520Smav /* WDC Caviar Green Advanced Format (4k) drives */ 252222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RX*", "*" }, 253222520Smav /*quirks*/ADA_Q_4K 254222520Smav }, 255222520Smav { 256222520Smav /* WDC Scorpio Black Advanced Format (4k) drives */ 257222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PKT*", "*" }, 258222520Smav /*quirks*/ADA_Q_4K 259222520Smav }, 260222520Smav { 261222520Smav /* WDC Scorpio Black Advanced Format (4k) drives */ 262222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PKT*", "*" }, 263222520Smav /*quirks*/ADA_Q_4K 264222520Smav }, 265222520Smav { 266222520Smav /* WDC Scorpio Blue Advanced Format (4k) drives */ 267222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PVT*", "*" }, 268222520Smav /*quirks*/ADA_Q_4K 269222520Smav }, 270222520Smav { 271222520Smav /* WDC Scorpio Blue Advanced Format (4k) drives */ 272222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PVT*", "*" }, 273222520Smav /*quirks*/ADA_Q_4K 274222520Smav }, 275251061Ssmh /* SSDs */ 276222520Smav { 277241784Seadler /* 278241784Seadler * Corsair Force 2 SSDs 279241784Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 280241784Seadler */ 281241784Seadler { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair CSSD-F*", "*" }, 282241784Seadler /*quirks*/ADA_Q_4K 283241784Seadler }, 284241784Seadler { 285241784Seadler /* 286241784Seadler * Corsair Force 3 SSDs 287241784Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 288241784Seadler */ 289241784Seadler { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force 3*", "*" }, 290241784Seadler /*quirks*/ADA_Q_4K 291241784Seadler }, 292241784Seadler { 293241784Seadler /* 294256547Ssmh * Corsair Neutron GTX SSDs 295256547Ssmh * 4k optimised & trim only works in 4k requests + 4k aligned 296256547Ssmh */ 297256547Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 298256547Ssmh /*quirks*/ADA_Q_4K 299256547Ssmh }, 300256547Ssmh { 301256547Ssmh /* 302251061Ssmh * Corsair Force GT SSDs 303241784Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 304241784Seadler */ 305251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force GT*", "*" }, 306241784Seadler /*quirks*/ADA_Q_4K 307241784Seadler }, 308241784Seadler { 309241784Seadler /* 310251061Ssmh * Crucial M4 SSDs 311241784Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 312241784Seadler */ 313251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "M4-CT???M4SSD2*", "*" }, 314241784Seadler /*quirks*/ADA_Q_4K 315241784Seadler }, 316241784Seadler { 317241784Seadler /* 318251061Ssmh * Crucial RealSSD C300 SSDs 319251061Ssmh * 4k optimised 320251061Ssmh */ 321251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "C300-CTFDDAC???MAG*", 322251061Ssmh "*" }, /*quirks*/ADA_Q_4K 323251061Ssmh }, 324251061Ssmh { 325251061Ssmh /* 326251061Ssmh * Intel 320 Series SSDs 327241784Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 328241784Seadler */ 329251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2CW*", "*" }, 330241784Seadler /*quirks*/ADA_Q_4K 331241784Seadler }, 332241784Seadler { 333241784Seadler /* 334251061Ssmh * Intel 330 Series SSDs 335241784Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 336241784Seadler */ 337251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2CT*", "*" }, 338241784Seadler /*quirks*/ADA_Q_4K 339241784Seadler }, 340241784Seadler { 341241784Seadler /* 342251061Ssmh * Intel 510 Series SSDs 343251061Ssmh * 4k optimised & trim only works in 4k requests + 4k aligned 344241784Seadler */ 345251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2MH*", "*" }, 346251061Ssmh /*quirks*/ADA_Q_4K 347241784Seadler }, 348241784Seadler { 349241784Seadler /* 350251061Ssmh * Intel 520 Series SSDs 351251061Ssmh * 4k optimised & trim only works in 4k requests + 4k aligned 352241784Seadler */ 353251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BW*", "*" }, 354241784Seadler /*quirks*/ADA_Q_4K 355241784Seadler }, 356241784Seadler { 357241784Seadler /* 358254329Ssmh * Intel X25-M Series SSDs 359254329Ssmh * 4k optimised & trim only works in 4k requests + 4k aligned 360254329Ssmh */ 361254329Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2M*", "*" }, 362254329Ssmh /*quirks*/ADA_Q_4K 363254329Ssmh }, 364254329Ssmh { 365254329Ssmh /* 366251061Ssmh * Kingston E100 Series SSDs 367250532Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 368250532Seadler */ 369251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SE100S3*", "*" }, 370250532Seadler /*quirks*/ADA_Q_4K 371250532Seadler }, 372250532Seadler { 373250532Seadler /* 374251061Ssmh * Kingston HyperX 3k SSDs 375241784Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 376241784Seadler */ 377251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SH103S3*", "*" }, 378241784Seadler /*quirks*/ADA_Q_4K 379241784Seadler }, 380241784Seadler { 381241784Seadler /* 382254329Ssmh * Marvell SSDs (entry taken from OpenSolaris) 383254329Ssmh * 4k optimised & trim only works in 4k requests + 4k aligned 384254329Ssmh */ 385254329Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "MARVELL SD88SA02*", "*" }, 386254329Ssmh /*quirks*/ADA_Q_4K 387254329Ssmh }, 388254329Ssmh { 389254329Ssmh /* 390254329Ssmh * OCZ Agility 2 SSDs 391254329Ssmh * 4k optimised & trim only works in 4k requests + 4k aligned 392254329Ssmh */ 393254329Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 394254329Ssmh /*quirks*/ADA_Q_4K 395254329Ssmh }, 396254329Ssmh { 397254329Ssmh /* 398251061Ssmh * OCZ Agility 3 SSDs 399250532Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 400250532Seadler */ 401251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY3*", "*" }, 402250532Seadler /*quirks*/ADA_Q_4K 403250532Seadler }, 404250532Seadler { 405250532Seadler /* 406241784Seadler * OCZ Deneva R Series SSDs 407241784Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 408241784Seadler */ 409241784Seadler { T_DIRECT, SIP_MEDIA_FIXED, "*", "DENRSTE251M45*", "*" }, 410241784Seadler /*quirks*/ADA_Q_4K 411241784Seadler }, 412241784Seadler { 413241784Seadler /* 414251061Ssmh * OCZ Vertex 2 SSDs (inc pro series) 415241784Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 416241784Seadler */ 417251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ?VERTEX2*", "*" }, 418241784Seadler /*quirks*/ADA_Q_4K 419241784Seadler }, 420241784Seadler { 421251061Ssmh /* 422251061Ssmh * OCZ Vertex 3 SSDs 423251061Ssmh * 4k optimised & trim only works in 4k requests + 4k aligned 424251061Ssmh */ 425251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX3*", "*" }, 426251061Ssmh /*quirks*/ADA_Q_4K 427251061Ssmh }, 428251061Ssmh { 429251061Ssmh /* 430253091Ssmh * OCZ Vertex 4 SSDs 431253091Ssmh * 4k optimised & trim only works in 4k requests + 4k aligned 432253091Ssmh */ 433253091Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX4*", "*" }, 434253091Ssmh /*quirks*/ADA_Q_4K 435253091Ssmh }, 436253091Ssmh { 437253091Ssmh /* 438251061Ssmh * Samsung 830 Series SSDs 439251061Ssmh * 4k optimised 440251061Ssmh */ 441251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD 830 Series*", "*" }, 442251061Ssmh /*quirks*/ADA_Q_4K 443251061Ssmh }, 444251061Ssmh { 445251061Ssmh /* 446251061Ssmh * SuperTalent TeraDrive CT SSDs 447251061Ssmh * 4k optimised & trim only works in 4k requests + 4k aligned 448251061Ssmh */ 449251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "FTM??CT25H*", "*" }, 450251061Ssmh /*quirks*/ADA_Q_4K 451251061Ssmh }, 452251061Ssmh { 453251061Ssmh /* 454251061Ssmh * XceedIOPS SATA SSDs 455251061Ssmh * 4k optimised 456251061Ssmh */ 457251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "SG9XCS2D*", "*" }, 458251061Ssmh /*quirks*/ADA_Q_4K 459251061Ssmh }, 460251061Ssmh { 461199178Smav /* Default */ 462199178Smav { 463199178Smav T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 464199178Smav /*vendor*/"*", /*product*/"*", /*revision*/"*" 465199178Smav }, 466199178Smav /*quirks*/0 467199178Smav }, 468199178Smav}; 469195534Sscottl 470195534Sscottlstatic disk_strategy_t adastrategy; 471195534Sscottlstatic dumper_t adadump; 472195534Sscottlstatic periph_init_t adainit; 473195534Sscottlstatic void adaasync(void *callback_arg, u_int32_t code, 474195534Sscottl struct cam_path *path, void *arg); 475195534Sscottlstatic void adasysctlinit(void *context, int pending); 476195534Sscottlstatic periph_ctor_t adaregister; 477195534Sscottlstatic periph_dtor_t adacleanup; 478195534Sscottlstatic periph_start_t adastart; 479195534Sscottlstatic periph_oninv_t adaoninvalidate; 480195534Sscottlstatic void adadone(struct cam_periph *periph, 481195534Sscottl union ccb *done_ccb); 482195534Sscottlstatic int adaerror(union ccb *ccb, u_int32_t cam_flags, 483195534Sscottl u_int32_t sense_flags); 484198897Smavstatic void adagetparams(struct cam_periph *periph, 485195534Sscottl struct ccb_getdev *cgd); 486195534Sscottlstatic timeout_t adasendorderedtag; 487195534Sscottlstatic void adashutdown(void *arg, int howto); 488220650Smavstatic void adasuspend(void *arg); 489220650Smavstatic void adaresume(void *arg); 490195534Sscottl 491221071Smav#ifndef ADA_DEFAULT_LEGACY_ALIASES 492221071Smav#define ADA_DEFAULT_LEGACY_ALIASES 1 493221071Smav#endif 494221071Smav 495195534Sscottl#ifndef ADA_DEFAULT_TIMEOUT 496195534Sscottl#define ADA_DEFAULT_TIMEOUT 30 /* Timeout in seconds */ 497195534Sscottl#endif 498195534Sscottl 499195534Sscottl#ifndef ADA_DEFAULT_RETRY 500195534Sscottl#define ADA_DEFAULT_RETRY 4 501195534Sscottl#endif 502195534Sscottl 503195534Sscottl#ifndef ADA_DEFAULT_SEND_ORDERED 504195534Sscottl#define ADA_DEFAULT_SEND_ORDERED 1 505195534Sscottl#endif 506195534Sscottl 507214279Sbrucec#ifndef ADA_DEFAULT_SPINDOWN_SHUTDOWN 508214279Sbrucec#define ADA_DEFAULT_SPINDOWN_SHUTDOWN 1 509214279Sbrucec#endif 510214279Sbrucec 511220650Smav#ifndef ADA_DEFAULT_SPINDOWN_SUSPEND 512220650Smav#define ADA_DEFAULT_SPINDOWN_SUSPEND 1 513220650Smav#endif 514220650Smav 515224497Smav#ifndef ADA_DEFAULT_READ_AHEAD 516224497Smav#define ADA_DEFAULT_READ_AHEAD 1 517224497Smav#endif 518224497Smav 519220412Smav#ifndef ADA_DEFAULT_WRITE_CACHE 520220412Smav#define ADA_DEFAULT_WRITE_CACHE 1 521220412Smav#endif 522220412Smav 523224497Smav#define ADA_RA (softc->read_ahead >= 0 ? \ 524224497Smav softc->read_ahead : ada_read_ahead) 525224497Smav#define ADA_WC (softc->write_cache >= 0 ? \ 526224497Smav softc->write_cache : ada_write_cache) 527248922Ssmh#define ADA_SIO (softc->sort_io_queue >= 0 ? \ 528248922Ssmh softc->sort_io_queue : cam_sort_io_queues) 529224497Smav 530208349Smarius/* 531208349Smarius * Most platforms map firmware geometry to actual, but some don't. If 532208349Smarius * not overridden, default to nothing. 533208349Smarius */ 534208349Smarius#ifndef ata_disk_firmware_geom_adjust 535208349Smarius#define ata_disk_firmware_geom_adjust(disk) 536208349Smarius#endif 537195534Sscottl 538221071Smavstatic int ada_legacy_aliases = ADA_DEFAULT_LEGACY_ALIASES; 539195534Sscottlstatic int ada_retry_count = ADA_DEFAULT_RETRY; 540195534Sscottlstatic int ada_default_timeout = ADA_DEFAULT_TIMEOUT; 541195534Sscottlstatic int ada_send_ordered = ADA_DEFAULT_SEND_ORDERED; 542214279Sbrucecstatic int ada_spindown_shutdown = ADA_DEFAULT_SPINDOWN_SHUTDOWN; 543220650Smavstatic int ada_spindown_suspend = ADA_DEFAULT_SPINDOWN_SUSPEND; 544224497Smavstatic int ada_read_ahead = ADA_DEFAULT_READ_AHEAD; 545220412Smavstatic int ada_write_cache = ADA_DEFAULT_WRITE_CACHE; 546195534Sscottl 547227309Sedstatic SYSCTL_NODE(_kern_cam, OID_AUTO, ada, CTLFLAG_RD, 0, 548195534Sscottl "CAM Direct Access Disk driver"); 549221071SmavSYSCTL_INT(_kern_cam_ada, OID_AUTO, legacy_aliases, CTLFLAG_RW, 550221071Smav &ada_legacy_aliases, 0, "Create legacy-like device aliases"); 551221071SmavTUNABLE_INT("kern.cam.ada.legacy_aliases", &ada_legacy_aliases); 552195534SscottlSYSCTL_INT(_kern_cam_ada, OID_AUTO, retry_count, CTLFLAG_RW, 553195534Sscottl &ada_retry_count, 0, "Normal I/O retry count"); 554195534SscottlTUNABLE_INT("kern.cam.ada.retry_count", &ada_retry_count); 555195534SscottlSYSCTL_INT(_kern_cam_ada, OID_AUTO, default_timeout, CTLFLAG_RW, 556195534Sscottl &ada_default_timeout, 0, "Normal I/O timeout (in seconds)"); 557195534SscottlTUNABLE_INT("kern.cam.ada.default_timeout", &ada_default_timeout); 558238382SbruefferSYSCTL_INT(_kern_cam_ada, OID_AUTO, send_ordered, CTLFLAG_RW, 559195534Sscottl &ada_send_ordered, 0, "Send Ordered Tags"); 560238382SbruefferTUNABLE_INT("kern.cam.ada.send_ordered", &ada_send_ordered); 561214279SbrucecSYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_shutdown, CTLFLAG_RW, 562214279Sbrucec &ada_spindown_shutdown, 0, "Spin down upon shutdown"); 563214279SbrucecTUNABLE_INT("kern.cam.ada.spindown_shutdown", &ada_spindown_shutdown); 564220650SmavSYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_suspend, CTLFLAG_RW, 565220650Smav &ada_spindown_suspend, 0, "Spin down upon suspend"); 566220650SmavTUNABLE_INT("kern.cam.ada.spindown_suspend", &ada_spindown_suspend); 567224497SmavSYSCTL_INT(_kern_cam_ada, OID_AUTO, read_ahead, CTLFLAG_RW, 568224497Smav &ada_read_ahead, 0, "Enable disk read-ahead"); 569224497SmavTUNABLE_INT("kern.cam.ada.read_ahead", &ada_read_ahead); 570220412SmavSYSCTL_INT(_kern_cam_ada, OID_AUTO, write_cache, CTLFLAG_RW, 571220412Smav &ada_write_cache, 0, "Enable disk write cache"); 572220412SmavTUNABLE_INT("kern.cam.ada.write_cache", &ada_write_cache); 573195534Sscottl 574195534Sscottl/* 575195534Sscottl * ADA_ORDEREDTAG_INTERVAL determines how often, relative 576195534Sscottl * to the default timeout, we check to see whether an ordered 577195534Sscottl * tagged transaction is appropriate to prevent simple tag 578195534Sscottl * starvation. Since we'd like to ensure that there is at least 579195534Sscottl * 1/2 of the timeout length left for a starved transaction to 580195534Sscottl * complete after we've sent an ordered tag, we must poll at least 581195534Sscottl * four times in every timeout period. This takes care of the worst 582195534Sscottl * case where a starved transaction starts during an interval that 583195534Sscottl * meets the requirement "don't send an ordered tag" test so it takes 584195534Sscottl * us two intervals to determine that a tag must be sent. 585195534Sscottl */ 586195534Sscottl#ifndef ADA_ORDEREDTAG_INTERVAL 587195534Sscottl#define ADA_ORDEREDTAG_INTERVAL 4 588195534Sscottl#endif 589195534Sscottl 590195534Sscottlstatic struct periph_driver adadriver = 591195534Sscottl{ 592195534Sscottl adainit, "ada", 593195534Sscottl TAILQ_HEAD_INITIALIZER(adadriver.units), /* generation */ 0 594195534Sscottl}; 595195534Sscottl 596195534SscottlPERIPHDRIVER_DECLARE(ada, adadriver); 597195534Sscottl 598227293Sedstatic MALLOC_DEFINE(M_ATADA, "ata_da", "ata_da buffers"); 599195534Sscottl 600195534Sscottlstatic int 601195534Sscottladaopen(struct disk *dp) 602195534Sscottl{ 603195534Sscottl struct cam_periph *periph; 604195534Sscottl struct ada_softc *softc; 605195534Sscottl int error; 606195534Sscottl 607195534Sscottl periph = (struct cam_periph *)dp->d_drv1; 608195534Sscottl if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 609195534Sscottl return(ENXIO); 610195534Sscottl } 611195534Sscottl 612195534Sscottl cam_periph_lock(periph); 613195534Sscottl if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 614195534Sscottl cam_periph_unlock(periph); 615195534Sscottl cam_periph_release(periph); 616195534Sscottl return (error); 617195534Sscottl } 618195534Sscottl 619236602Smav CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 620236602Smav ("adaopen\n")); 621195534Sscottl 622249981Smav softc = (struct ada_softc *)periph->softc; 623249981Smav softc->flags |= ADA_FLAG_OPEN; 624195534Sscottl 625195534Sscottl cam_periph_unhold(periph); 626195534Sscottl cam_periph_unlock(periph); 627195534Sscottl return (0); 628195534Sscottl} 629195534Sscottl 630195534Sscottlstatic int 631195534Sscottladaclose(struct disk *dp) 632195534Sscottl{ 633195534Sscottl struct cam_periph *periph; 634195534Sscottl struct ada_softc *softc; 635195534Sscottl union ccb *ccb; 636253724Smav int error; 637195534Sscottl 638195534Sscottl periph = (struct cam_periph *)dp->d_drv1; 639256843Smav softc = (struct ada_softc *)periph->softc; 640195534Sscottl cam_periph_lock(periph); 641195534Sscottl 642236602Smav CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 643236602Smav ("adaclose\n")); 644236602Smav 645195534Sscottl /* We only sync the cache if the drive is capable of it. */ 646253724Smav if ((softc->flags & ADA_FLAG_DIRTY) != 0 && 647253724Smav (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) != 0 && 648256843Smav (periph->flags & CAM_PERIPH_INVALID) == 0 && 649256843Smav cam_periph_hold(periph, PRIBIO) == 0) { 650195534Sscottl 651198382Smav ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 652195534Sscottl cam_fill_ataio(&ccb->ataio, 653195534Sscottl 1, 654195534Sscottl adadone, 655195534Sscottl CAM_DIR_NONE, 656195534Sscottl 0, 657195534Sscottl NULL, 658195534Sscottl 0, 659195534Sscottl ada_default_timeout*1000); 660195534Sscottl 661195534Sscottl if (softc->flags & ADA_FLAG_CAN_48BIT) 662195534Sscottl ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 663195534Sscottl else 664196659Smav ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 665253724Smav error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 666198328Smav /*sense_flags*/0, softc->disk->d_devstat); 667195534Sscottl 668253724Smav if (error != 0) 669195534Sscottl xpt_print(periph->path, "Synchronize cache failed\n"); 670253724Smav else 671253724Smav softc->flags &= ~ADA_FLAG_DIRTY; 672195534Sscottl xpt_release_ccb(ccb); 673256843Smav cam_periph_unhold(periph); 674195534Sscottl } 675195534Sscottl 676195534Sscottl softc->flags &= ~ADA_FLAG_OPEN; 677256843Smav 678256843Smav while (softc->refcount != 0) 679256843Smav cam_periph_sleep(periph, &softc->refcount, PRIBIO, "adaclose", 1); 680195534Sscottl cam_periph_unlock(periph); 681195534Sscottl cam_periph_release(periph); 682195534Sscottl return (0); 683195534Sscottl} 684195534Sscottl 685201139Smavstatic void 686201139Smavadaschedule(struct cam_periph *periph) 687201139Smav{ 688201139Smav struct ada_softc *softc = (struct ada_softc *)periph->softc; 689201139Smav 690249205Smav if (softc->state != ADA_STATE_NORMAL) 691249205Smav return; 692249205Smav 693224531Smav /* Check if we have more work to do. */ 694201139Smav if (bioq_first(&softc->bio_queue) || 695201139Smav (!softc->trim_running && bioq_first(&softc->trim_queue))) { 696256843Smav xpt_schedule(periph, CAM_PRIORITY_NORMAL); 697201139Smav } 698201139Smav} 699201139Smav 700195534Sscottl/* 701195534Sscottl * Actually translate the requested transfer into one the physical driver 702195534Sscottl * can understand. The transfer is described by a buf and will include 703195534Sscottl * only one physical transfer. 704195534Sscottl */ 705195534Sscottlstatic void 706195534Sscottladastrategy(struct bio *bp) 707195534Sscottl{ 708195534Sscottl struct cam_periph *periph; 709195534Sscottl struct ada_softc *softc; 710195534Sscottl 711195534Sscottl periph = (struct cam_periph *)bp->bio_disk->d_drv1; 712195534Sscottl softc = (struct ada_softc *)periph->softc; 713195534Sscottl 714195534Sscottl cam_periph_lock(periph); 715195534Sscottl 716236602Smav CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastrategy(%p)\n", bp)); 717236602Smav 718195534Sscottl /* 719195534Sscottl * If the device has been made invalid, error out 720195534Sscottl */ 721249981Smav if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 722195534Sscottl cam_periph_unlock(periph); 723195534Sscottl biofinish(bp, NULL, ENXIO); 724195534Sscottl return; 725195534Sscottl } 726195534Sscottl 727195534Sscottl /* 728195534Sscottl * Place it in the queue of disk activities for this disk 729195534Sscottl */ 730201139Smav if (bp->bio_cmd == BIO_DELETE && 731248922Ssmh (softc->flags & ADA_FLAG_CAN_TRIM)) { 732248922Ssmh if (ADA_SIO) 733248922Ssmh bioq_disksort(&softc->trim_queue, bp); 734248922Ssmh else 735248922Ssmh bioq_insert_tail(&softc->trim_queue, bp); 736248922Ssmh } else { 737248922Ssmh if (ADA_SIO) 738248922Ssmh bioq_disksort(&softc->bio_queue, bp); 739248922Ssmh else 740248922Ssmh bioq_insert_tail(&softc->bio_queue, bp); 741248922Ssmh } 742195534Sscottl 743195534Sscottl /* 744195534Sscottl * Schedule ourselves for performing the work. 745195534Sscottl */ 746201139Smav adaschedule(periph); 747195534Sscottl cam_periph_unlock(periph); 748195534Sscottl 749195534Sscottl return; 750195534Sscottl} 751195534Sscottl 752195534Sscottlstatic int 753195534Sscottladadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 754195534Sscottl{ 755195534Sscottl struct cam_periph *periph; 756195534Sscottl struct ada_softc *softc; 757195534Sscottl u_int secsize; 758195534Sscottl union ccb ccb; 759195534Sscottl struct disk *dp; 760195534Sscottl uint64_t lba; 761195534Sscottl uint16_t count; 762236814Smav int error = 0; 763195534Sscottl 764195534Sscottl dp = arg; 765195534Sscottl periph = dp->d_drv1; 766195534Sscottl softc = (struct ada_softc *)periph->softc; 767195534Sscottl cam_periph_lock(periph); 768195534Sscottl secsize = softc->params.secsize; 769195534Sscottl lba = offset / secsize; 770195534Sscottl count = length / secsize; 771195534Sscottl 772249981Smav if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 773195534Sscottl cam_periph_unlock(periph); 774195534Sscottl return (ENXIO); 775195534Sscottl } 776195534Sscottl 777195534Sscottl if (length > 0) { 778198382Smav xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 779195534Sscottl ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 780195534Sscottl cam_fill_ataio(&ccb.ataio, 781195534Sscottl 0, 782195534Sscottl adadone, 783195534Sscottl CAM_DIR_OUT, 784195534Sscottl 0, 785195534Sscottl (u_int8_t *) virtual, 786195534Sscottl length, 787195534Sscottl ada_default_timeout*1000); 788195534Sscottl if ((softc->flags & ADA_FLAG_CAN_48BIT) && 789195534Sscottl (lba + count >= ATA_MAX_28BIT_LBA || 790195534Sscottl count >= 256)) { 791195534Sscottl ata_48bit_cmd(&ccb.ataio, ATA_WRITE_DMA48, 792195534Sscottl 0, lba, count); 793195534Sscottl } else { 794196659Smav ata_28bit_cmd(&ccb.ataio, ATA_WRITE_DMA, 795195534Sscottl 0, lba, count); 796195534Sscottl } 797195534Sscottl xpt_polled_action(&ccb); 798195534Sscottl 799236814Smav error = cam_periph_error(&ccb, 800236814Smav 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 801236814Smav if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 802236814Smav cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 803236814Smav /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 804236814Smav if (error != 0) 805195534Sscottl printf("Aborting dump due to I/O error.\n"); 806236814Smav 807195534Sscottl cam_periph_unlock(periph); 808236814Smav return (error); 809195534Sscottl } 810195534Sscottl 811195534Sscottl if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 812198382Smav xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 813195534Sscottl 814195534Sscottl ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 815195534Sscottl cam_fill_ataio(&ccb.ataio, 816236814Smav 0, 817195534Sscottl adadone, 818195534Sscottl CAM_DIR_NONE, 819195534Sscottl 0, 820195534Sscottl NULL, 821195534Sscottl 0, 822195534Sscottl ada_default_timeout*1000); 823195534Sscottl 824195534Sscottl if (softc->flags & ADA_FLAG_CAN_48BIT) 825195534Sscottl ata_48bit_cmd(&ccb.ataio, ATA_FLUSHCACHE48, 0, 0, 0); 826195534Sscottl else 827196659Smav ata_28bit_cmd(&ccb.ataio, ATA_FLUSHCACHE, 0, 0, 0); 828195534Sscottl xpt_polled_action(&ccb); 829195534Sscottl 830236814Smav error = cam_periph_error(&ccb, 831236814Smav 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 832236814Smav if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 833236814Smav cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 834236814Smav /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 835236814Smav if (error != 0) 836195534Sscottl xpt_print(periph->path, "Synchronize cache failed\n"); 837195534Sscottl } 838195534Sscottl cam_periph_unlock(periph); 839236814Smav return (error); 840195534Sscottl} 841195534Sscottl 842195534Sscottlstatic void 843195534Sscottladainit(void) 844195534Sscottl{ 845195534Sscottl cam_status status; 846195534Sscottl 847195534Sscottl /* 848195534Sscottl * Install a global async callback. This callback will 849195534Sscottl * receive async callbacks like "new device found". 850195534Sscottl */ 851195534Sscottl status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 852195534Sscottl 853195534Sscottl if (status != CAM_REQ_CMP) { 854195534Sscottl printf("ada: Failed to attach master async callback " 855195534Sscottl "due to status 0x%x!\n", status); 856195534Sscottl } else if (ada_send_ordered) { 857195534Sscottl 858220650Smav /* Register our event handlers */ 859220650Smav if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 860220650Smav NULL, EVENTHANDLER_PRI_LAST)) == NULL) 861220650Smav printf("adainit: power event registration failed!\n"); 862220650Smav if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 863220650Smav NULL, EVENTHANDLER_PRI_LAST)) == NULL) 864220650Smav printf("adainit: power event registration failed!\n"); 865220650Smav if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 866195534Sscottl NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 867195534Sscottl printf("adainit: shutdown event registration failed!\n"); 868195534Sscottl } 869195534Sscottl} 870195534Sscottl 871249347Sken/* 872249347Sken * Callback from GEOM, called when it has finished cleaning up its 873249347Sken * resources. 874249347Sken */ 875195534Sscottlstatic void 876249347Skenadadiskgonecb(struct disk *dp) 877249347Sken{ 878249347Sken struct cam_periph *periph; 879249347Sken 880249347Sken periph = (struct cam_periph *)dp->d_drv1; 881249347Sken 882249347Sken cam_periph_release(periph); 883249347Sken} 884249347Sken 885249347Skenstatic void 886195534Sscottladaoninvalidate(struct cam_periph *periph) 887195534Sscottl{ 888195534Sscottl struct ada_softc *softc; 889195534Sscottl 890195534Sscottl softc = (struct ada_softc *)periph->softc; 891195534Sscottl 892195534Sscottl /* 893195534Sscottl * De-register any async callbacks. 894195534Sscottl */ 895195534Sscottl xpt_register_async(0, adaasync, periph, periph->path); 896195534Sscottl 897195534Sscottl /* 898195534Sscottl * Return all queued I/O with ENXIO. 899195534Sscottl * XXX Handle any transactions queued to the card 900195534Sscottl * with XPT_ABORT_CCB. 901195534Sscottl */ 902195534Sscottl bioq_flush(&softc->bio_queue, NULL, ENXIO); 903201139Smav bioq_flush(&softc->trim_queue, NULL, ENXIO); 904195534Sscottl 905195534Sscottl disk_gone(softc->disk); 906195534Sscottl} 907195534Sscottl 908195534Sscottlstatic void 909195534Sscottladacleanup(struct cam_periph *periph) 910195534Sscottl{ 911195534Sscottl struct ada_softc *softc; 912195534Sscottl 913195534Sscottl softc = (struct ada_softc *)periph->softc; 914195534Sscottl 915195534Sscottl cam_periph_unlock(periph); 916195534Sscottl 917195534Sscottl /* 918195534Sscottl * If we can't free the sysctl tree, oh well... 919195534Sscottl */ 920195534Sscottl if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0 921195534Sscottl && sysctl_ctx_free(&softc->sysctl_ctx) != 0) { 922195534Sscottl xpt_print(periph->path, "can't remove sysctl context\n"); 923195534Sscottl } 924195534Sscottl 925195534Sscottl disk_destroy(softc->disk); 926195534Sscottl callout_drain(&softc->sendordered_c); 927195534Sscottl free(softc, M_DEVBUF); 928195534Sscottl cam_periph_lock(periph); 929195534Sscottl} 930195534Sscottl 931195534Sscottlstatic void 932195534Sscottladaasync(void *callback_arg, u_int32_t code, 933195534Sscottl struct cam_path *path, void *arg) 934195534Sscottl{ 935236393Smav struct ccb_getdev cgd; 936195534Sscottl struct cam_periph *periph; 937220412Smav struct ada_softc *softc; 938195534Sscottl 939195534Sscottl periph = (struct cam_periph *)callback_arg; 940195534Sscottl switch (code) { 941195534Sscottl case AC_FOUND_DEVICE: 942195534Sscottl { 943195534Sscottl struct ccb_getdev *cgd; 944195534Sscottl cam_status status; 945195534Sscottl 946195534Sscottl cgd = (struct ccb_getdev *)arg; 947195534Sscottl if (cgd == NULL) 948195534Sscottl break; 949195534Sscottl 950195534Sscottl if (cgd->protocol != PROTO_ATA) 951195534Sscottl break; 952195534Sscottl 953195534Sscottl /* 954195534Sscottl * Allocate a peripheral instance for 955195534Sscottl * this device and start the probe 956195534Sscottl * process. 957195534Sscottl */ 958195534Sscottl status = cam_periph_alloc(adaregister, adaoninvalidate, 959195534Sscottl adacleanup, adastart, 960195534Sscottl "ada", CAM_PERIPH_BIO, 961256843Smav path, adaasync, 962195534Sscottl AC_FOUND_DEVICE, cgd); 963195534Sscottl 964195534Sscottl if (status != CAM_REQ_CMP 965195534Sscottl && status != CAM_REQ_INPROG) 966195534Sscottl printf("adaasync: Unable to attach to new device " 967195534Sscottl "due to status 0x%x\n", status); 968195534Sscottl break; 969195534Sscottl } 970236393Smav case AC_GETDEV_CHANGED: 971236393Smav { 972236393Smav softc = (struct ada_softc *)periph->softc; 973236393Smav xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 974236393Smav cgd.ccb_h.func_code = XPT_GDEV_TYPE; 975236393Smav xpt_action((union ccb *)&cgd); 976236393Smav 977236393Smav if ((cgd.ident_data.capabilities1 & ATA_SUPPORT_DMA) && 978236393Smav (cgd.inq_flags & SID_DMA)) 979236393Smav softc->flags |= ADA_FLAG_CAN_DMA; 980236393Smav else 981236393Smav softc->flags &= ~ADA_FLAG_CAN_DMA; 982249199Smarius if (cgd.ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 983249199Smarius softc->flags |= ADA_FLAG_CAN_48BIT; 984249199Smarius if (cgd.inq_flags & SID_DMA48) 985249199Smarius softc->flags |= ADA_FLAG_CAN_DMA48; 986249199Smarius else 987249199Smarius softc->flags &= ~ADA_FLAG_CAN_DMA48; 988249199Smarius } else 989249199Smarius softc->flags &= ~(ADA_FLAG_CAN_48BIT | 990249199Smarius ADA_FLAG_CAN_DMA48); 991236393Smav if ((cgd.ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 992236393Smav (cgd.inq_flags & SID_DMA) && (cgd.inq_flags & SID_CmdQue)) 993236393Smav softc->flags |= ADA_FLAG_CAN_NCQ; 994236393Smav else 995236393Smav softc->flags &= ~ADA_FLAG_CAN_NCQ; 996236393Smav if ((cgd.ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 997236393Smav (cgd.inq_flags & SID_DMA)) 998236393Smav softc->flags |= ADA_FLAG_CAN_TRIM; 999236393Smav else 1000236393Smav softc->flags &= ~ADA_FLAG_CAN_TRIM; 1001236393Smav 1002236393Smav cam_periph_async(periph, code, path, arg); 1003236393Smav break; 1004236393Smav } 1005235897Smav case AC_ADVINFO_CHANGED: 1006235897Smav { 1007235897Smav uintptr_t buftype; 1008235897Smav 1009235897Smav buftype = (uintptr_t)arg; 1010235897Smav if (buftype == CDAI_TYPE_PHYS_PATH) { 1011235897Smav struct ada_softc *softc; 1012235897Smav 1013235897Smav softc = periph->softc; 1014235897Smav disk_attr_changed(softc->disk, "GEOM::physpath", 1015235897Smav M_NOWAIT); 1016235897Smav } 1017235897Smav break; 1018235897Smav } 1019220412Smav case AC_SENT_BDR: 1020220412Smav case AC_BUS_RESET: 1021220412Smav { 1022220412Smav softc = (struct ada_softc *)periph->softc; 1023220412Smav cam_periph_async(periph, code, path, arg); 1024220412Smav if (softc->state != ADA_STATE_NORMAL) 1025220412Smav break; 1026220454Smav xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1027220412Smav cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1028220412Smav xpt_action((union ccb *)&cgd); 1029224497Smav if (ADA_RA >= 0 && 1030224497Smav cgd.ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1031224497Smav softc->state = ADA_STATE_RAHEAD; 1032224497Smav else if (ADA_WC >= 0 && 1033224497Smav cgd.ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1034224497Smav softc->state = ADA_STATE_WCACHE; 1035224497Smav else 1036224497Smav break; 1037256843Smav if (cam_periph_acquire(periph) != CAM_REQ_CMP) 1038256843Smav softc->state = ADA_STATE_NORMAL; 1039256843Smav else 1040256843Smav xpt_schedule(periph, CAM_PRIORITY_DEV); 1041220412Smav } 1042195534Sscottl default: 1043195534Sscottl cam_periph_async(periph, code, path, arg); 1044195534Sscottl break; 1045195534Sscottl } 1046195534Sscottl} 1047195534Sscottl 1048195534Sscottlstatic void 1049195534Sscottladasysctlinit(void *context, int pending) 1050195534Sscottl{ 1051195534Sscottl struct cam_periph *periph; 1052195534Sscottl struct ada_softc *softc; 1053195534Sscottl char tmpstr[80], tmpstr2[80]; 1054195534Sscottl 1055195534Sscottl periph = (struct cam_periph *)context; 1056220454Smav 1057220454Smav /* periph was held for us when this task was enqueued */ 1058249981Smav if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1059220454Smav cam_periph_release(periph); 1060195534Sscottl return; 1061220454Smav } 1062195534Sscottl 1063195534Sscottl softc = (struct ada_softc *)periph->softc; 1064195534Sscottl snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d", periph->unit_number); 1065195534Sscottl snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1066195534Sscottl 1067195534Sscottl sysctl_ctx_init(&softc->sysctl_ctx); 1068195534Sscottl softc->flags |= ADA_FLAG_SCTX_INIT; 1069195534Sscottl softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx, 1070195534Sscottl SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1071195534Sscottl CTLFLAG_RD, 0, tmpstr); 1072195534Sscottl if (softc->sysctl_tree == NULL) { 1073195534Sscottl printf("adasysctlinit: unable to allocate sysctl tree\n"); 1074195534Sscottl cam_periph_release(periph); 1075195534Sscottl return; 1076195534Sscottl } 1077195534Sscottl 1078220454Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1079224497Smav OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1080224497Smav &softc->read_ahead, 0, "Enable disk read ahead."); 1081224497Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1082220454Smav OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1083220454Smav &softc->write_cache, 0, "Enable disk write cache."); 1084248922Ssmh SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1085248922Ssmh OID_AUTO, "sort_io_queue", CTLFLAG_RW | CTLFLAG_MPSAFE, 1086248922Ssmh &softc->sort_io_queue, 0, 1087248922Ssmh "Sort IO queue to try and optimise disk access patterns"); 1088220454Smav#ifdef ADA_TEST_FAILURE 1089220454Smav /* 1090220454Smav * Add a 'door bell' sysctl which allows one to set it from userland 1091220454Smav * and cause something bad to happen. For the moment, we only allow 1092220454Smav * whacking the next read or write. 1093220454Smav */ 1094220454Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1095220454Smav OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1096220454Smav &softc->force_read_error, 0, 1097220454Smav "Force a read error for the next N reads."); 1098220454Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1099220454Smav OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1100220454Smav &softc->force_write_error, 0, 1101220454Smav "Force a write error for the next N writes."); 1102220454Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1103220454Smav OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1104220454Smav &softc->periodic_read_error, 0, 1105220454Smav "Force a read error every N reads (don't set too low)."); 1106220454Smav#endif 1107195534Sscottl cam_periph_release(periph); 1108195534Sscottl} 1109195534Sscottl 1110223089Sgibbsstatic int 1111223089Sgibbsadagetattr(struct bio *bp) 1112223089Sgibbs{ 1113241485Smav int ret; 1114223089Sgibbs struct cam_periph *periph; 1115223089Sgibbs 1116223089Sgibbs periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1117241485Smav cam_periph_lock(periph); 1118223089Sgibbs ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1119223089Sgibbs periph->path); 1120241485Smav cam_periph_unlock(periph); 1121223089Sgibbs if (ret == 0) 1122223089Sgibbs bp->bio_completed = bp->bio_length; 1123223089Sgibbs return ret; 1124223089Sgibbs} 1125223089Sgibbs 1126195534Sscottlstatic cam_status 1127195534Sscottladaregister(struct cam_periph *periph, void *arg) 1128195534Sscottl{ 1129195534Sscottl struct ada_softc *softc; 1130195534Sscottl struct ccb_pathinq cpi; 1131195534Sscottl struct ccb_getdev *cgd; 1132221071Smav char announce_buf[80], buf1[32]; 1133195534Sscottl struct disk_params *dp; 1134195534Sscottl caddr_t match; 1135195534Sscottl u_int maxio; 1136222520Smav int legacy_id, quirks; 1137195534Sscottl 1138195534Sscottl cgd = (struct ccb_getdev *)arg; 1139195534Sscottl if (cgd == NULL) { 1140195534Sscottl printf("adaregister: no getdev CCB, can't register device\n"); 1141195534Sscottl return(CAM_REQ_CMP_ERR); 1142195534Sscottl } 1143195534Sscottl 1144195534Sscottl softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1145195534Sscottl M_NOWAIT|M_ZERO); 1146195534Sscottl 1147195534Sscottl if (softc == NULL) { 1148195534Sscottl printf("adaregister: Unable to probe new device. " 1149198328Smav "Unable to allocate softc\n"); 1150195534Sscottl return(CAM_REQ_CMP_ERR); 1151195534Sscottl } 1152195534Sscottl 1153195534Sscottl bioq_init(&softc->bio_queue); 1154201139Smav bioq_init(&softc->trim_queue); 1155195534Sscottl 1156236393Smav if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1157220886Smav (cgd->inq_flags & SID_DMA)) 1158198328Smav softc->flags |= ADA_FLAG_CAN_DMA; 1159249199Smarius if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1160195534Sscottl softc->flags |= ADA_FLAG_CAN_48BIT; 1161249199Smarius if (cgd->inq_flags & SID_DMA48) 1162249199Smarius softc->flags |= ADA_FLAG_CAN_DMA48; 1163249199Smarius } 1164195534Sscottl if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1165195534Sscottl softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1166214279Sbrucec if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1167214279Sbrucec softc->flags |= ADA_FLAG_CAN_POWERMGT; 1168236393Smav if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1169220886Smav (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1170195534Sscottl softc->flags |= ADA_FLAG_CAN_NCQ; 1171236393Smav if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1172236393Smav (cgd->inq_flags & SID_DMA)) { 1173201139Smav softc->flags |= ADA_FLAG_CAN_TRIM; 1174201139Smav softc->trim_max_ranges = TRIM_MAX_RANGES; 1175201139Smav if (cgd->ident_data.max_dsm_blocks != 0) { 1176201139Smav softc->trim_max_ranges = 1177249934Ssmh min(cgd->ident_data.max_dsm_blocks * 1178249934Ssmh ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1179201139Smav } 1180201139Smav } 1181201139Smav if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1182201139Smav softc->flags |= ADA_FLAG_CAN_CFA; 1183195534Sscottl 1184195534Sscottl periph->softc = softc; 1185195534Sscottl 1186195534Sscottl /* 1187195534Sscottl * See if this device has any quirks. 1188195534Sscottl */ 1189199178Smav match = cam_quirkmatch((caddr_t)&cgd->ident_data, 1190199178Smav (caddr_t)ada_quirk_table, 1191199178Smav sizeof(ada_quirk_table)/sizeof(*ada_quirk_table), 1192199178Smav sizeof(*ada_quirk_table), ata_identify_match); 1193195534Sscottl if (match != NULL) 1194195534Sscottl softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 1195195534Sscottl else 1196195534Sscottl softc->quirks = ADA_Q_NONE; 1197195534Sscottl 1198195534Sscottl bzero(&cpi, sizeof(cpi)); 1199203108Smav xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NONE); 1200195534Sscottl cpi.ccb_h.func_code = XPT_PATH_INQ; 1201195534Sscottl xpt_action((union ccb *)&cpi); 1202195534Sscottl 1203195534Sscottl TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 1204195534Sscottl 1205195534Sscottl /* 1206195534Sscottl * Register this media as a disk 1207195534Sscottl */ 1208220618Smav (void)cam_periph_hold(periph, PRIBIO); 1209249106Smav cam_periph_unlock(periph); 1210222520Smav snprintf(announce_buf, sizeof(announce_buf), 1211222520Smav "kern.cam.ada.%d.quirks", periph->unit_number); 1212222520Smav quirks = softc->quirks; 1213222520Smav TUNABLE_INT_FETCH(announce_buf, &quirks); 1214222520Smav softc->quirks = quirks; 1215224497Smav softc->read_ahead = -1; 1216224497Smav snprintf(announce_buf, sizeof(announce_buf), 1217224497Smav "kern.cam.ada.%d.read_ahead", periph->unit_number); 1218224497Smav TUNABLE_INT_FETCH(announce_buf, &softc->read_ahead); 1219220618Smav softc->write_cache = -1; 1220220618Smav snprintf(announce_buf, sizeof(announce_buf), 1221220618Smav "kern.cam.ada.%d.write_cache", periph->unit_number); 1222220618Smav TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 1223250033Ssmh /* Disable queue sorting for non-rotational media by default. */ 1224256956Ssmh if (cgd->ident_data.media_rotation_rate == ATA_RATE_NON_ROTATING) 1225249941Ssmh softc->sort_io_queue = 0; 1226249941Ssmh else 1227249941Ssmh softc->sort_io_queue = -1; 1228198897Smav adagetparams(periph, cgd); 1229195534Sscottl softc->disk = disk_alloc(); 1230256956Ssmh softc->disk->d_rotation_rate = cgd->ident_data.media_rotation_rate; 1231220644Smav softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 1232220644Smav periph->unit_number, softc->params.secsize, 1233220644Smav DEVSTAT_ALL_SUPPORTED, 1234220644Smav DEVSTAT_TYPE_DIRECT | 1235220644Smav XPORT_DEVSTAT_TYPE(cpi.transport), 1236220644Smav DEVSTAT_PRIORITY_DISK); 1237195534Sscottl softc->disk->d_open = adaopen; 1238195534Sscottl softc->disk->d_close = adaclose; 1239195534Sscottl softc->disk->d_strategy = adastrategy; 1240223089Sgibbs softc->disk->d_getattr = adagetattr; 1241195534Sscottl softc->disk->d_dump = adadump; 1242249347Sken softc->disk->d_gone = adadiskgonecb; 1243195534Sscottl softc->disk->d_name = "ada"; 1244195534Sscottl softc->disk->d_drv1 = periph; 1245195534Sscottl maxio = cpi.maxio; /* Honor max I/O size of SIM */ 1246195534Sscottl if (maxio == 0) 1247195534Sscottl maxio = DFLTPHYS; /* traditional default */ 1248195534Sscottl else if (maxio > MAXPHYS) 1249195534Sscottl maxio = MAXPHYS; /* for safety */ 1250201139Smav if (softc->flags & ADA_FLAG_CAN_48BIT) 1251198897Smav maxio = min(maxio, 65536 * softc->params.secsize); 1252195534Sscottl else /* 28bit ATA command limit */ 1253198897Smav maxio = min(maxio, 256 * softc->params.secsize); 1254195534Sscottl softc->disk->d_maxsize = maxio; 1255195534Sscottl softc->disk->d_unit = periph->unit_number; 1256256880Smav softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION; 1257195534Sscottl if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) 1258195534Sscottl softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 1259249934Ssmh if (softc->flags & ADA_FLAG_CAN_TRIM) { 1260201139Smav softc->disk->d_flags |= DISKFLAG_CANDELETE; 1261249940Ssmh softc->disk->d_delmaxsize = softc->params.secsize * 1262249940Ssmh ATA_DSM_RANGE_MAX * 1263249940Ssmh softc->trim_max_ranges; 1264249934Ssmh } else if ((softc->flags & ADA_FLAG_CAN_CFA) && 1265249934Ssmh !(softc->flags & ADA_FLAG_CAN_48BIT)) { 1266249934Ssmh softc->disk->d_flags |= DISKFLAG_CANDELETE; 1267249940Ssmh softc->disk->d_delmaxsize = 256 * softc->params.secsize; 1268249940Ssmh } else 1269249940Ssmh softc->disk->d_delmaxsize = maxio; 1270248519Skib if ((cpi.hba_misc & PIM_UNMAPPED) != 0) 1271248519Skib softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO; 1272219056Snwhitehorn strlcpy(softc->disk->d_descr, cgd->ident_data.model, 1273219056Snwhitehorn MIN(sizeof(softc->disk->d_descr), sizeof(cgd->ident_data.model))); 1274241305Savg strlcpy(softc->disk->d_ident, cgd->ident_data.serial, 1275241305Savg MIN(sizeof(softc->disk->d_ident), sizeof(cgd->ident_data.serial))); 1276210471Smav softc->disk->d_hba_vendor = cpi.hba_vendor; 1277210471Smav softc->disk->d_hba_device = cpi.hba_device; 1278210471Smav softc->disk->d_hba_subvendor = cpi.hba_subvendor; 1279210471Smav softc->disk->d_hba_subdevice = cpi.hba_subdevice; 1280195534Sscottl 1281195534Sscottl softc->disk->d_sectorsize = softc->params.secsize; 1282198897Smav softc->disk->d_mediasize = (off_t)softc->params.sectors * 1283198897Smav softc->params.secsize; 1284200969Smav if (ata_physical_sector_size(&cgd->ident_data) != 1285200969Smav softc->params.secsize) { 1286200969Smav softc->disk->d_stripesize = 1287200969Smav ata_physical_sector_size(&cgd->ident_data); 1288200969Smav softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 1289200969Smav ata_logical_sector_offset(&cgd->ident_data)) % 1290200969Smav softc->disk->d_stripesize; 1291222520Smav } else if (softc->quirks & ADA_Q_4K) { 1292222520Smav softc->disk->d_stripesize = 4096; 1293222520Smav softc->disk->d_stripeoffset = 0; 1294200969Smav } 1295195534Sscottl softc->disk->d_fwsectors = softc->params.secs_per_track; 1296195534Sscottl softc->disk->d_fwheads = softc->params.heads; 1297208349Smarius ata_disk_firmware_geom_adjust(softc->disk); 1298195534Sscottl 1299221071Smav if (ada_legacy_aliases) { 1300221071Smav#ifdef ATA_STATIC_ID 1301221071Smav legacy_id = xpt_path_legacy_ata_id(periph->path); 1302221071Smav#else 1303221071Smav legacy_id = softc->disk->d_unit; 1304221071Smav#endif 1305221071Smav if (legacy_id >= 0) { 1306221071Smav snprintf(announce_buf, sizeof(announce_buf), 1307221071Smav "kern.devalias.%s%d", 1308221071Smav softc->disk->d_name, softc->disk->d_unit); 1309221071Smav snprintf(buf1, sizeof(buf1), 1310221071Smav "ad%d", legacy_id); 1311221071Smav setenv(announce_buf, buf1); 1312221071Smav } 1313221071Smav } else 1314221071Smav legacy_id = -1; 1315249347Sken /* 1316249347Sken * Acquire a reference to the periph before we register with GEOM. 1317249347Sken * We'll release this reference once GEOM calls us back (via 1318249347Sken * adadiskgonecb()) telling us that our provider has been freed. 1319249347Sken */ 1320249347Sken if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 1321249347Sken xpt_print(periph->path, "%s: lost periph during " 1322249347Sken "registration!\n", __func__); 1323249347Sken cam_periph_lock(periph); 1324249347Sken return (CAM_REQ_CMP_ERR); 1325249347Sken } 1326195534Sscottl disk_create(softc->disk, DISK_VERSION); 1327249106Smav cam_periph_lock(periph); 1328220618Smav cam_periph_unhold(periph); 1329195534Sscottl 1330195534Sscottl dp = &softc->params; 1331195534Sscottl snprintf(announce_buf, sizeof(announce_buf), 1332195534Sscottl "%juMB (%ju %u byte sectors: %dH %dS/T %dC)", 1333195534Sscottl (uintmax_t)(((uintmax_t)dp->secsize * 1334195534Sscottl dp->sectors) / (1024*1024)), 1335195534Sscottl (uintmax_t)dp->sectors, 1336195534Sscottl dp->secsize, dp->heads, 1337195534Sscottl dp->secs_per_track, dp->cylinders); 1338195534Sscottl xpt_announce_periph(periph, announce_buf); 1339250792Ssmh xpt_announce_quirks(periph, softc->quirks, ADA_Q_BIT_STRING); 1340221071Smav if (legacy_id >= 0) 1341221071Smav printf("%s%d: Previously was known as ad%d\n", 1342221071Smav periph->periph_name, periph->unit_number, legacy_id); 1343220454Smav 1344195534Sscottl /* 1345220454Smav * Create our sysctl variables, now that we know 1346220454Smav * we have successfully attached. 1347220454Smav */ 1348256843Smav if (cam_periph_acquire(periph) == CAM_REQ_CMP) 1349256843Smav taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1350220454Smav 1351220454Smav /* 1352195534Sscottl * Add async callbacks for bus reset and 1353195534Sscottl * bus device reset calls. I don't bother 1354195534Sscottl * checking if this fails as, in most cases, 1355195534Sscottl * the system will function just fine without 1356195534Sscottl * them and the only alternative would be to 1357195534Sscottl * not attach the device on failure. 1358195534Sscottl */ 1359235897Smav xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 1360236393Smav AC_GETDEV_CHANGED | AC_ADVINFO_CHANGED, 1361236393Smav adaasync, periph, periph->path); 1362195534Sscottl 1363195534Sscottl /* 1364195534Sscottl * Schedule a periodic event to occasionally send an 1365195534Sscottl * ordered tag to a device. 1366195534Sscottl */ 1367256843Smav callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 1368195534Sscottl callout_reset(&softc->sendordered_c, 1369230921Smav (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1370195534Sscottl adasendorderedtag, softc); 1371195534Sscottl 1372224497Smav if (ADA_RA >= 0 && 1373224497Smav cgd->ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) { 1374224497Smav softc->state = ADA_STATE_RAHEAD; 1375224497Smav } else if (ADA_WC >= 0 && 1376220412Smav cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) { 1377220412Smav softc->state = ADA_STATE_WCACHE; 1378256843Smav } else { 1379256843Smav softc->state = ADA_STATE_NORMAL; 1380256843Smav return(CAM_REQ_CMP); 1381256843Smav } 1382256843Smav if (cam_periph_acquire(periph) != CAM_REQ_CMP) 1383256843Smav softc->state = ADA_STATE_NORMAL; 1384256843Smav else 1385220412Smav xpt_schedule(periph, CAM_PRIORITY_DEV); 1386195534Sscottl return(CAM_REQ_CMP); 1387195534Sscottl} 1388195534Sscottl 1389195534Sscottlstatic void 1390195534Sscottladastart(struct cam_periph *periph, union ccb *start_ccb) 1391195534Sscottl{ 1392198328Smav struct ada_softc *softc = (struct ada_softc *)periph->softc; 1393198328Smav struct ccb_ataio *ataio = &start_ccb->ataio; 1394195534Sscottl 1395236602Smav CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastart\n")); 1396236602Smav 1397195534Sscottl switch (softc->state) { 1398195534Sscottl case ADA_STATE_NORMAL: 1399195534Sscottl { 1400195534Sscottl struct bio *bp; 1401201139Smav u_int8_t tag_code; 1402195534Sscottl 1403201139Smav /* Run TRIM if not running yet. */ 1404201139Smav if (!softc->trim_running && 1405201139Smav (bp = bioq_first(&softc->trim_queue)) != 0) { 1406201139Smav struct trim_request *req = &softc->trim_req; 1407201139Smav struct bio *bp1; 1408222628Smav uint64_t lastlba = (uint64_t)-1; 1409256836Smav int c, lastcount = 0, off, ranges = 0; 1410201139Smav 1411201139Smav softc->trim_running = 1; 1412201139Smav bzero(req, sizeof(*req)); 1413256836Smav TAILQ_INIT(&req->bps); 1414201139Smav bp1 = bp; 1415201139Smav do { 1416201139Smav uint64_t lba = bp1->bio_pblkno; 1417201139Smav int count = bp1->bio_bcount / 1418201139Smav softc->params.secsize; 1419201139Smav 1420201139Smav bioq_remove(&softc->trim_queue, bp1); 1421222628Smav 1422222628Smav /* Try to extend the previous range. */ 1423222628Smav if (lba == lastlba) { 1424249934Ssmh c = min(count, ATA_DSM_RANGE_MAX - lastcount); 1425222628Smav lastcount += c; 1426249934Ssmh off = (ranges - 1) * ATA_DSM_RANGE_SIZE; 1427222628Smav req->data[off + 6] = lastcount & 0xff; 1428222628Smav req->data[off + 7] = 1429222628Smav (lastcount >> 8) & 0xff; 1430222628Smav count -= c; 1431222628Smav lba += c; 1432222628Smav } 1433222628Smav 1434201139Smav while (count > 0) { 1435249934Ssmh c = min(count, ATA_DSM_RANGE_MAX); 1436249934Ssmh off = ranges * ATA_DSM_RANGE_SIZE; 1437201139Smav req->data[off + 0] = lba & 0xff; 1438201139Smav req->data[off + 1] = (lba >> 8) & 0xff; 1439201139Smav req->data[off + 2] = (lba >> 16) & 0xff; 1440201139Smav req->data[off + 3] = (lba >> 24) & 0xff; 1441201139Smav req->data[off + 4] = (lba >> 32) & 0xff; 1442201139Smav req->data[off + 5] = (lba >> 40) & 0xff; 1443201139Smav req->data[off + 6] = c & 0xff; 1444201139Smav req->data[off + 7] = (c >> 8) & 0xff; 1445201139Smav lba += c; 1446201139Smav count -= c; 1447222628Smav lastcount = c; 1448201139Smav ranges++; 1449249934Ssmh /* 1450249934Ssmh * Its the caller's responsibility to ensure the 1451249934Ssmh * request will fit so we don't need to check for 1452249934Ssmh * overrun here 1453249934Ssmh */ 1454201139Smav } 1455222628Smav lastlba = lba; 1456256836Smav TAILQ_INSERT_TAIL(&req->bps, bp1, bio_queue); 1457201139Smav bp1 = bioq_first(&softc->trim_queue); 1458256836Smav if (bp1 == NULL || 1459201139Smav bp1->bio_bcount / softc->params.secsize > 1460249934Ssmh (softc->trim_max_ranges - ranges) * 1461249934Ssmh ATA_DSM_RANGE_MAX) 1462201139Smav break; 1463201139Smav } while (1); 1464201139Smav cam_fill_ataio(ataio, 1465201139Smav ada_retry_count, 1466201139Smav adadone, 1467201139Smav CAM_DIR_OUT, 1468201139Smav 0, 1469201139Smav req->data, 1470249934Ssmh ((ranges + ATA_DSM_BLK_RANGES - 1) / 1471249934Ssmh ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1472201139Smav ada_default_timeout * 1000); 1473201139Smav ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 1474249934Ssmh ATA_DSM_TRIM, 0, (ranges + ATA_DSM_BLK_RANGES - 1475249934Ssmh 1) / ATA_DSM_BLK_RANGES); 1476201139Smav start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 1477256843Smav start_ccb->ccb_h.flags |= CAM_UNLOCKED; 1478201139Smav goto out; 1479201139Smav } 1480201139Smav /* Run regular command. */ 1481201139Smav bp = bioq_first(&softc->bio_queue); 1482201139Smav if (bp == NULL) { 1483195534Sscottl xpt_release_ccb(start_ccb); 1484201139Smav break; 1485201139Smav } 1486201139Smav bioq_remove(&softc->bio_queue, bp); 1487201139Smav 1488212160Sgibbs if ((bp->bio_flags & BIO_ORDERED) != 0 1489212160Sgibbs || (softc->flags & ADA_FLAG_NEED_OTAG) != 0) { 1490201139Smav softc->flags &= ~ADA_FLAG_NEED_OTAG; 1491257054Smav softc->flags |= ADA_FLAG_WAS_OTAG; 1492201139Smav tag_code = 0; 1493195534Sscottl } else { 1494201139Smav tag_code = 1; 1495201139Smav } 1496201139Smav switch (bp->bio_cmd) { 1497253724Smav case BIO_WRITE: 1498253724Smav softc->flags |= ADA_FLAG_DIRTY; 1499253724Smav /* FALLTHROUGH */ 1500201139Smav case BIO_READ: 1501201139Smav { 1502201139Smav uint64_t lba = bp->bio_pblkno; 1503201139Smav uint16_t count = bp->bio_bcount / softc->params.secsize; 1504220454Smav#ifdef ADA_TEST_FAILURE 1505220454Smav int fail = 0; 1506195534Sscottl 1507220454Smav /* 1508220454Smav * Support the failure ioctls. If the command is a 1509220454Smav * read, and there are pending forced read errors, or 1510220454Smav * if a write and pending write errors, then fail this 1511220454Smav * operation with EIO. This is useful for testing 1512220454Smav * purposes. Also, support having every Nth read fail. 1513220454Smav * 1514220454Smav * This is a rather blunt tool. 1515220454Smav */ 1516220454Smav if (bp->bio_cmd == BIO_READ) { 1517220454Smav if (softc->force_read_error) { 1518220454Smav softc->force_read_error--; 1519220454Smav fail = 1; 1520220454Smav } 1521220454Smav if (softc->periodic_read_error > 0) { 1522220454Smav if (++softc->periodic_read_count >= 1523220454Smav softc->periodic_read_error) { 1524220454Smav softc->periodic_read_count = 0; 1525220454Smav fail = 1; 1526220454Smav } 1527220454Smav } 1528220454Smav } else { 1529220454Smav if (softc->force_write_error) { 1530220454Smav softc->force_write_error--; 1531220454Smav fail = 1; 1532220454Smav } 1533220454Smav } 1534220454Smav if (fail) { 1535220454Smav bp->bio_error = EIO; 1536220454Smav bp->bio_flags |= BIO_ERROR; 1537220454Smav biodone(bp); 1538220454Smav xpt_release_ccb(start_ccb); 1539220454Smav adaschedule(periph); 1540220454Smav return; 1541220454Smav } 1542220454Smav#endif 1543248519Skib KASSERT((bp->bio_flags & BIO_UNMAPPED) == 0 || 1544248519Skib round_page(bp->bio_bcount + bp->bio_ma_offset) / 1545248519Skib PAGE_SIZE == bp->bio_ma_n, 1546248519Skib ("Short bio %p", bp)); 1547201139Smav cam_fill_ataio(ataio, 1548201139Smav ada_retry_count, 1549201139Smav adadone, 1550248519Skib (bp->bio_cmd == BIO_READ ? CAM_DIR_IN : 1551248519Skib CAM_DIR_OUT) | ((bp->bio_flags & BIO_UNMAPPED) 1552248519Skib != 0 ? CAM_DATA_BIO : 0), 1553201139Smav tag_code, 1554248519Skib ((bp->bio_flags & BIO_UNMAPPED) != 0) ? (void *)bp : 1555248519Skib bp->bio_data, 1556201139Smav bp->bio_bcount, 1557201139Smav ada_default_timeout*1000); 1558195534Sscottl 1559201139Smav if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 1560201139Smav if (bp->bio_cmd == BIO_READ) { 1561201139Smav ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 1562201139Smav lba, count); 1563201139Smav } else { 1564201139Smav ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 1565201139Smav lba, count); 1566201139Smav } 1567201139Smav } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1568201139Smav (lba + count >= ATA_MAX_28BIT_LBA || 1569201139Smav count > 256)) { 1570249199Smarius if (softc->flags & ADA_FLAG_CAN_DMA48) { 1571195534Sscottl if (bp->bio_cmd == BIO_READ) { 1572201139Smav ata_48bit_cmd(ataio, ATA_READ_DMA48, 1573201139Smav 0, lba, count); 1574195534Sscottl } else { 1575201139Smav ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 1576201139Smav 0, lba, count); 1577195534Sscottl } 1578201139Smav } else { 1579201139Smav if (bp->bio_cmd == BIO_READ) { 1580201139Smav ata_48bit_cmd(ataio, ATA_READ_MUL48, 1581201139Smav 0, lba, count); 1582195534Sscottl } else { 1583201139Smav ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 1584201139Smav 0, lba, count); 1585195534Sscottl } 1586201139Smav } 1587201139Smav } else { 1588201139Smav if (count == 256) 1589201139Smav count = 0; 1590201139Smav if (softc->flags & ADA_FLAG_CAN_DMA) { 1591201139Smav if (bp->bio_cmd == BIO_READ) { 1592201139Smav ata_28bit_cmd(ataio, ATA_READ_DMA, 1593201139Smav 0, lba, count); 1594201139Smav } else { 1595201139Smav ata_28bit_cmd(ataio, ATA_WRITE_DMA, 1596201139Smav 0, lba, count); 1597201139Smav } 1598195534Sscottl } else { 1599201139Smav if (bp->bio_cmd == BIO_READ) { 1600201139Smav ata_28bit_cmd(ataio, ATA_READ_MUL, 1601201139Smav 0, lba, count); 1602195534Sscottl } else { 1603201139Smav ata_28bit_cmd(ataio, ATA_WRITE_MUL, 1604201139Smav 0, lba, count); 1605195534Sscottl } 1606195534Sscottl } 1607195534Sscottl } 1608201139Smav break; 1609201139Smav } 1610201139Smav case BIO_DELETE: 1611201139Smav { 1612201139Smav uint64_t lba = bp->bio_pblkno; 1613201139Smav uint16_t count = bp->bio_bcount / softc->params.secsize; 1614195534Sscottl 1615201139Smav cam_fill_ataio(ataio, 1616201139Smav ada_retry_count, 1617201139Smav adadone, 1618201139Smav CAM_DIR_NONE, 1619201139Smav 0, 1620201139Smav NULL, 1621201139Smav 0, 1622201139Smav ada_default_timeout*1000); 1623201139Smav 1624201139Smav if (count >= 256) 1625201139Smav count = 0; 1626201139Smav ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 1627201139Smav break; 1628195534Sscottl } 1629201139Smav case BIO_FLUSH: 1630201139Smav cam_fill_ataio(ataio, 1631201139Smav 1, 1632201139Smav adadone, 1633201139Smav CAM_DIR_NONE, 1634201139Smav 0, 1635201139Smav NULL, 1636201139Smav 0, 1637201139Smav ada_default_timeout*1000); 1638201139Smav 1639201139Smav if (softc->flags & ADA_FLAG_CAN_48BIT) 1640201139Smav ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1641201139Smav else 1642201139Smav ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 1643201139Smav break; 1644195534Sscottl } 1645201139Smav start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 1646256843Smav start_ccb->ccb_h.flags |= CAM_UNLOCKED; 1647201139Smavout: 1648201139Smav start_ccb->ccb_h.ccb_bp = bp; 1649201139Smav softc->outstanding_cmds++; 1650256843Smav softc->refcount++; 1651256843Smav cam_periph_unlock(periph); 1652201139Smav xpt_action(start_ccb); 1653256843Smav cam_periph_lock(periph); 1654256843Smav softc->refcount--; 1655201139Smav 1656201139Smav /* May have more work to do, so ensure we stay scheduled */ 1657201139Smav adaschedule(periph); 1658195534Sscottl break; 1659195534Sscottl } 1660224497Smav case ADA_STATE_RAHEAD: 1661220412Smav case ADA_STATE_WCACHE: 1662220412Smav { 1663220412Smav cam_fill_ataio(ataio, 1664220412Smav 1, 1665220412Smav adadone, 1666220412Smav CAM_DIR_NONE, 1667220412Smav 0, 1668220412Smav NULL, 1669220412Smav 0, 1670220412Smav ada_default_timeout*1000); 1671220412Smav 1672224497Smav if (softc->state == ADA_STATE_RAHEAD) { 1673224497Smav ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_RA ? 1674224497Smav ATA_SF_ENAB_RCACHE : ATA_SF_DIS_RCACHE, 0, 0); 1675224497Smav start_ccb->ccb_h.ccb_state = ADA_CCB_RAHEAD; 1676224497Smav } else { 1677224497Smav ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_WC ? 1678224497Smav ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 1679224497Smav start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 1680224497Smav } 1681249466Smav start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 1682220412Smav xpt_action(start_ccb); 1683220412Smav break; 1684195534Sscottl } 1685220412Smav } 1686195534Sscottl} 1687195534Sscottl 1688195534Sscottlstatic void 1689195534Sscottladadone(struct cam_periph *periph, union ccb *done_ccb) 1690195534Sscottl{ 1691195534Sscottl struct ada_softc *softc; 1692195534Sscottl struct ccb_ataio *ataio; 1693224497Smav struct ccb_getdev *cgd; 1694249466Smav struct cam_path *path; 1695253752Smav int state; 1696195534Sscottl 1697195534Sscottl softc = (struct ada_softc *)periph->softc; 1698195534Sscottl ataio = &done_ccb->ataio; 1699249466Smav path = done_ccb->ccb_h.path; 1700236602Smav 1701249466Smav CAM_DEBUG(path, CAM_DEBUG_TRACE, ("adadone\n")); 1702236602Smav 1703253752Smav state = ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK; 1704253752Smav switch (state) { 1705195534Sscottl case ADA_CCB_BUFFER_IO: 1706201139Smav case ADA_CCB_TRIM: 1707195534Sscottl { 1708195534Sscottl struct bio *bp; 1709253752Smav int error; 1710195534Sscottl 1711256843Smav cam_periph_lock(periph); 1712195534Sscottl if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1713198328Smav error = adaerror(done_ccb, 0, 0); 1714195534Sscottl if (error == ERESTART) { 1715198328Smav /* A retry was scheduled, so just return. */ 1716256843Smav cam_periph_unlock(periph); 1717195534Sscottl return; 1718195534Sscottl } 1719195534Sscottl if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1720249466Smav cam_release_devq(path, 1721195534Sscottl /*relsim_flags*/0, 1722195534Sscottl /*reduction*/0, 1723195534Sscottl /*timeout*/0, 1724195534Sscottl /*getcount_only*/0); 1725195534Sscottl } else { 1726195534Sscottl if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1727195534Sscottl panic("REQ_CMP with QFRZN"); 1728253752Smav error = 0; 1729253752Smav } 1730253752Smav bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 1731253752Smav bp->bio_error = error; 1732253752Smav if (error != 0) { 1733253752Smav bp->bio_resid = bp->bio_bcount; 1734253752Smav bp->bio_flags |= BIO_ERROR; 1735253752Smav } else { 1736253752Smav if (state == ADA_CCB_TRIM) 1737253752Smav bp->bio_resid = 0; 1738253752Smav else 1739253752Smav bp->bio_resid = ataio->resid; 1740253752Smav if (bp->bio_resid > 0) 1741195534Sscottl bp->bio_flags |= BIO_ERROR; 1742195534Sscottl } 1743195534Sscottl softc->outstanding_cmds--; 1744195534Sscottl if (softc->outstanding_cmds == 0) 1745257054Smav softc->flags |= ADA_FLAG_WAS_OTAG; 1746256843Smav xpt_release_ccb(done_ccb); 1747253752Smav if (state == ADA_CCB_TRIM) { 1748256836Smav TAILQ_HEAD(, bio) queue; 1749256836Smav struct bio *bp1; 1750195534Sscottl 1751256836Smav TAILQ_INIT(&queue); 1752256836Smav TAILQ_CONCAT(&queue, &softc->trim_req.bps, bio_queue); 1753256836Smav softc->trim_running = 0; 1754256843Smav adaschedule(periph); 1755256843Smav cam_periph_unlock(periph); 1756256836Smav while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 1757256836Smav TAILQ_REMOVE(&queue, bp1, bio_queue); 1758256836Smav bp1->bio_error = error; 1759256836Smav if (error != 0) { 1760201139Smav bp1->bio_flags |= BIO_ERROR; 1761253752Smav bp1->bio_resid = bp1->bio_bcount; 1762253752Smav } else 1763253752Smav bp1->bio_resid = 0; 1764201139Smav biodone(bp1); 1765201139Smav } 1766256843Smav } else { 1767256843Smav cam_periph_unlock(periph); 1768201139Smav biodone(bp); 1769256843Smav } 1770256843Smav return; 1771195534Sscottl } 1772224497Smav case ADA_CCB_RAHEAD: 1773224497Smav { 1774224497Smav if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1775224497Smav if (adaerror(done_ccb, 0, 0) == ERESTART) { 1776249466Smavout: 1777249466Smav /* Drop freeze taken due to CAM_DEV_QFREEZE */ 1778249466Smav cam_release_devq(path, 0, 0, 0, FALSE); 1779224497Smav return; 1780224497Smav } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 1781249466Smav cam_release_devq(path, 1782224497Smav /*relsim_flags*/0, 1783224497Smav /*reduction*/0, 1784224497Smav /*timeout*/0, 1785224497Smav /*getcount_only*/0); 1786224497Smav } 1787224497Smav } 1788224497Smav 1789224497Smav /* 1790224497Smav * Since our peripheral may be invalidated by an error 1791224497Smav * above or an external event, we must release our CCB 1792224497Smav * before releasing the reference on the peripheral. 1793224497Smav * The peripheral will only go away once the last reference 1794224497Smav * is removed, and we need it around for the CCB release 1795224497Smav * operation. 1796224497Smav */ 1797224497Smav cgd = (struct ccb_getdev *)done_ccb; 1798249466Smav xpt_setup_ccb(&cgd->ccb_h, path, CAM_PRIORITY_NORMAL); 1799224497Smav cgd->ccb_h.func_code = XPT_GDEV_TYPE; 1800224497Smav xpt_action((union ccb *)cgd); 1801224497Smav if (ADA_WC >= 0 && 1802224497Smav cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) { 1803224497Smav softc->state = ADA_STATE_WCACHE; 1804224497Smav xpt_release_ccb(done_ccb); 1805224497Smav xpt_schedule(periph, CAM_PRIORITY_DEV); 1806249466Smav goto out; 1807224497Smav } 1808224497Smav softc->state = ADA_STATE_NORMAL; 1809224497Smav xpt_release_ccb(done_ccb); 1810249466Smav /* Drop freeze taken due to CAM_DEV_QFREEZE */ 1811249466Smav cam_release_devq(path, 0, 0, 0, FALSE); 1812224497Smav adaschedule(periph); 1813224497Smav cam_periph_release_locked(periph); 1814224497Smav return; 1815224497Smav } 1816220412Smav case ADA_CCB_WCACHE: 1817220412Smav { 1818220412Smav if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1819220412Smav if (adaerror(done_ccb, 0, 0) == ERESTART) { 1820249466Smav goto out; 1821220412Smav } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 1822249466Smav cam_release_devq(path, 1823220412Smav /*relsim_flags*/0, 1824220412Smav /*reduction*/0, 1825220412Smav /*timeout*/0, 1826220412Smav /*getcount_only*/0); 1827220412Smav } 1828220412Smav } 1829220412Smav 1830220412Smav softc->state = ADA_STATE_NORMAL; 1831220412Smav /* 1832220412Smav * Since our peripheral may be invalidated by an error 1833220412Smav * above or an external event, we must release our CCB 1834220412Smav * before releasing the reference on the peripheral. 1835220412Smav * The peripheral will only go away once the last reference 1836220412Smav * is removed, and we need it around for the CCB release 1837220412Smav * operation. 1838220412Smav */ 1839220412Smav xpt_release_ccb(done_ccb); 1840249466Smav /* Drop freeze taken due to CAM_DEV_QFREEZE */ 1841249466Smav cam_release_devq(path, 0, 0, 0, FALSE); 1842220412Smav adaschedule(periph); 1843220412Smav cam_periph_release_locked(periph); 1844220412Smav return; 1845220412Smav } 1846195534Sscottl case ADA_CCB_DUMP: 1847195534Sscottl /* No-op. We're polling */ 1848195534Sscottl return; 1849195534Sscottl default: 1850195534Sscottl break; 1851195534Sscottl } 1852195534Sscottl xpt_release_ccb(done_ccb); 1853195534Sscottl} 1854195534Sscottl 1855195534Sscottlstatic int 1856195534Sscottladaerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 1857195534Sscottl{ 1858195534Sscottl 1859203385Smav return(cam_periph_error(ccb, cam_flags, sense_flags, NULL)); 1860195534Sscottl} 1861195534Sscottl 1862195534Sscottlstatic void 1863198897Smavadagetparams(struct cam_periph *periph, struct ccb_getdev *cgd) 1864195534Sscottl{ 1865195534Sscottl struct ada_softc *softc = (struct ada_softc *)periph->softc; 1866195534Sscottl struct disk_params *dp = &softc->params; 1867195534Sscottl u_int64_t lbasize48; 1868195534Sscottl u_int32_t lbasize; 1869195534Sscottl 1870198897Smav dp->secsize = ata_logical_sector_size(&cgd->ident_data); 1871195534Sscottl if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 1872195534Sscottl cgd->ident_data.current_heads && cgd->ident_data.current_sectors) { 1873195534Sscottl dp->heads = cgd->ident_data.current_heads; 1874195534Sscottl dp->secs_per_track = cgd->ident_data.current_sectors; 1875195534Sscottl dp->cylinders = cgd->ident_data.cylinders; 1876195534Sscottl dp->sectors = (u_int32_t)cgd->ident_data.current_size_1 | 1877195534Sscottl ((u_int32_t)cgd->ident_data.current_size_2 << 16); 1878195534Sscottl } else { 1879195534Sscottl dp->heads = cgd->ident_data.heads; 1880195534Sscottl dp->secs_per_track = cgd->ident_data.sectors; 1881195534Sscottl dp->cylinders = cgd->ident_data.cylinders; 1882195534Sscottl dp->sectors = cgd->ident_data.cylinders * dp->heads * dp->secs_per_track; 1883195534Sscottl } 1884195534Sscottl lbasize = (u_int32_t)cgd->ident_data.lba_size_1 | 1885195534Sscottl ((u_int32_t)cgd->ident_data.lba_size_2 << 16); 1886195534Sscottl 1887195534Sscottl /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 1888195534Sscottl if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 1889195534Sscottl dp->sectors = lbasize; 1890195534Sscottl 1891195534Sscottl /* use the 48bit LBA size if valid */ 1892195534Sscottl lbasize48 = ((u_int64_t)cgd->ident_data.lba_size48_1) | 1893195534Sscottl ((u_int64_t)cgd->ident_data.lba_size48_2 << 16) | 1894195534Sscottl ((u_int64_t)cgd->ident_data.lba_size48_3 << 32) | 1895195534Sscottl ((u_int64_t)cgd->ident_data.lba_size48_4 << 48); 1896195534Sscottl if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 1897195534Sscottl lbasize48 > ATA_MAX_28BIT_LBA) 1898195534Sscottl dp->sectors = lbasize48; 1899195534Sscottl} 1900195534Sscottl 1901195534Sscottlstatic void 1902195534Sscottladasendorderedtag(void *arg) 1903195534Sscottl{ 1904195534Sscottl struct ada_softc *softc = arg; 1905195534Sscottl 1906195534Sscottl if (ada_send_ordered) { 1907257054Smav if (softc->outstanding_cmds > 0) { 1908257054Smav if ((softc->flags & ADA_FLAG_WAS_OTAG) == 0) 1909257054Smav softc->flags |= ADA_FLAG_NEED_OTAG; 1910257054Smav softc->flags &= ~ADA_FLAG_WAS_OTAG; 1911195534Sscottl } 1912195534Sscottl } 1913195534Sscottl /* Queue us up again */ 1914195534Sscottl callout_reset(&softc->sendordered_c, 1915230921Smav (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1916195534Sscottl adasendorderedtag, softc); 1917195534Sscottl} 1918195534Sscottl 1919195534Sscottl/* 1920195534Sscottl * Step through all ADA peripheral drivers, and if the device is still open, 1921195534Sscottl * sync the disk cache to physical media. 1922195534Sscottl */ 1923195534Sscottlstatic void 1924220650Smavadaflush(void) 1925195534Sscottl{ 1926195534Sscottl struct cam_periph *periph; 1927195534Sscottl struct ada_softc *softc; 1928248872Smav union ccb *ccb; 1929236814Smav int error; 1930195534Sscottl 1931248868Smav CAM_PERIPH_FOREACH(periph, &adadriver) { 1932251792Smav softc = (struct ada_softc *)periph->softc; 1933251792Smav if (SCHEDULER_STOPPED()) { 1934251792Smav /* If we paniced with the lock held, do not recurse. */ 1935251792Smav if (!cam_periph_owned(periph) && 1936251792Smav (softc->flags & ADA_FLAG_OPEN)) { 1937251792Smav adadump(softc->disk, NULL, 0, 0, 0); 1938251792Smav } 1939200180Smav continue; 1940251792Smav } 1941195534Sscottl cam_periph_lock(periph); 1942195534Sscottl /* 1943195534Sscottl * We only sync the cache if the drive is still open, and 1944195534Sscottl * if the drive is capable of it.. 1945195534Sscottl */ 1946195534Sscottl if (((softc->flags & ADA_FLAG_OPEN) == 0) || 1947195534Sscottl (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 1948195534Sscottl cam_periph_unlock(periph); 1949195534Sscottl continue; 1950195534Sscottl } 1951195534Sscottl 1952248872Smav ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 1953248872Smav cam_fill_ataio(&ccb->ataio, 1954236814Smav 0, 1955195534Sscottl adadone, 1956195534Sscottl CAM_DIR_NONE, 1957195534Sscottl 0, 1958195534Sscottl NULL, 1959195534Sscottl 0, 1960195534Sscottl ada_default_timeout*1000); 1961195534Sscottl if (softc->flags & ADA_FLAG_CAN_48BIT) 1962248872Smav ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1963195534Sscottl else 1964248872Smav ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 1965195534Sscottl 1966248872Smav error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 1967248872Smav /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 1968248872Smav softc->disk->d_devstat); 1969236814Smav if (error != 0) 1970195534Sscottl xpt_print(periph->path, "Synchronize cache failed\n"); 1971249048Smav xpt_release_ccb(ccb); 1972195534Sscottl cam_periph_unlock(periph); 1973195534Sscottl } 1974220650Smav} 1975214279Sbrucec 1976220650Smavstatic void 1977220650Smavadaspindown(uint8_t cmd, int flags) 1978220650Smav{ 1979220650Smav struct cam_periph *periph; 1980220650Smav struct ada_softc *softc; 1981248872Smav union ccb *ccb; 1982236814Smav int error; 1983214279Sbrucec 1984248868Smav CAM_PERIPH_FOREACH(periph, &adadriver) { 1985214279Sbrucec /* If we paniced with lock held - not recurse here. */ 1986214279Sbrucec if (cam_periph_owned(periph)) 1987214279Sbrucec continue; 1988214279Sbrucec cam_periph_lock(periph); 1989214279Sbrucec softc = (struct ada_softc *)periph->softc; 1990214279Sbrucec /* 1991214279Sbrucec * We only spin-down the drive if it is capable of it.. 1992214279Sbrucec */ 1993214279Sbrucec if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 1994214279Sbrucec cam_periph_unlock(periph); 1995214279Sbrucec continue; 1996214279Sbrucec } 1997214279Sbrucec 1998214279Sbrucec if (bootverbose) 1999214279Sbrucec xpt_print(periph->path, "spin-down\n"); 2000214279Sbrucec 2001248872Smav ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 2002248872Smav cam_fill_ataio(&ccb->ataio, 2003236814Smav 0, 2004214279Sbrucec adadone, 2005220650Smav CAM_DIR_NONE | flags, 2006214279Sbrucec 0, 2007214279Sbrucec NULL, 2008214279Sbrucec 0, 2009214279Sbrucec ada_default_timeout*1000); 2010248872Smav ata_28bit_cmd(&ccb->ataio, cmd, 0, 0, 0); 2011214279Sbrucec 2012248872Smav error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 2013248872Smav /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 2014248872Smav softc->disk->d_devstat); 2015236814Smav if (error != 0) 2016214279Sbrucec xpt_print(periph->path, "Spin-down disk failed\n"); 2017249048Smav xpt_release_ccb(ccb); 2018214279Sbrucec cam_periph_unlock(periph); 2019214279Sbrucec } 2020195534Sscottl} 2021195534Sscottl 2022220650Smavstatic void 2023220650Smavadashutdown(void *arg, int howto) 2024220650Smav{ 2025220650Smav 2026220650Smav adaflush(); 2027220650Smav if (ada_spindown_shutdown != 0 && 2028220650Smav (howto & (RB_HALT | RB_POWEROFF)) != 0) 2029220650Smav adaspindown(ATA_STANDBY_IMMEDIATE, 0); 2030220650Smav} 2031220650Smav 2032220650Smavstatic void 2033220650Smavadasuspend(void *arg) 2034220650Smav{ 2035220650Smav 2036220650Smav adaflush(); 2037220650Smav if (ada_spindown_suspend != 0) 2038220650Smav adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 2039220650Smav} 2040220650Smav 2041220650Smavstatic void 2042220650Smavadaresume(void *arg) 2043220650Smav{ 2044220650Smav struct cam_periph *periph; 2045220650Smav struct ada_softc *softc; 2046220650Smav 2047220650Smav if (ada_spindown_suspend == 0) 2048220650Smav return; 2049220650Smav 2050248868Smav CAM_PERIPH_FOREACH(periph, &adadriver) { 2051220650Smav cam_periph_lock(periph); 2052220650Smav softc = (struct ada_softc *)periph->softc; 2053220650Smav /* 2054220650Smav * We only spin-down the drive if it is capable of it.. 2055220650Smav */ 2056220650Smav if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 2057220650Smav cam_periph_unlock(periph); 2058220650Smav continue; 2059220650Smav } 2060220650Smav 2061220650Smav if (bootverbose) 2062220650Smav xpt_print(periph->path, "resume\n"); 2063220650Smav 2064220650Smav /* 2065220650Smav * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 2066220650Smav * sleep request. 2067220650Smav */ 2068220650Smav cam_release_devq(periph->path, 2069220650Smav /*relsim_flags*/0, 2070220650Smav /*openings*/0, 2071220650Smav /*timeout*/0, 2072220650Smav /*getcount_only*/0); 2073220650Smav 2074220650Smav cam_periph_unlock(periph); 2075220650Smav } 2076220650Smav} 2077220650Smav 2078195534Sscottl#endif /* _KERNEL */ 2079