ata_da.c revision 256843
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 256843 2013-10-21 12:00:26Z 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, 83249199Smarius ADA_FLAG_WENT_IDLE = 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; 133195534Sscottl ada_state state; 134195534Sscottl ada_flags flags; 135195534Sscottl ada_quirks quirks; 136248922Ssmh int sort_io_queue; 137195534Sscottl int ordered_tag_count; 138195534Sscottl int outstanding_cmds; 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; 156256843Smav int refcount; 157195534Sscottl}; 158195534Sscottl 159195534Sscottlstruct ada_quirk_entry { 160195534Sscottl struct scsi_inquiry_pattern inq_pat; 161195534Sscottl ada_quirks quirks; 162195534Sscottl}; 163195534Sscottl 164199178Smavstatic struct ada_quirk_entry ada_quirk_table[] = 165199178Smav{ 166199178Smav { 167222520Smav /* Hitachi Advanced Format (4k) drives */ 168222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "Hitachi H??????????E3*", "*" }, 169222520Smav /*quirks*/ADA_Q_4K 170222520Smav }, 171222520Smav { 172222520Smav /* Samsung Advanced Format (4k) drives */ 173228819Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD155UI*", "*" }, 174228819Smav /*quirks*/ADA_Q_4K 175228819Smav }, 176228819Smav { 177228819Smav /* Samsung Advanced Format (4k) drives */ 178222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD204UI*", "*" }, 179222520Smav /*quirks*/ADA_Q_4K 180222520Smav }, 181222520Smav { 182222520Smav /* Seagate Barracuda Green Advanced Format (4k) drives */ 183222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DL*", "*" }, 184222520Smav /*quirks*/ADA_Q_4K 185222520Smav }, 186222520Smav { 187228819Smav /* Seagate Barracuda Advanced Format (4k) drives */ 188228819Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???DM*", "*" }, 189228819Smav /*quirks*/ADA_Q_4K 190228819Smav }, 191228819Smav { 192228819Smav /* Seagate Barracuda Advanced Format (4k) drives */ 193228819Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DM*", "*" }, 194228819Smav /*quirks*/ADA_Q_4K 195228819Smav }, 196228819Smav { 197222520Smav /* Seagate Momentus Advanced Format (4k) drives */ 198222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500423AS*", "*" }, 199222520Smav /*quirks*/ADA_Q_4K 200222520Smav }, 201222520Smav { 202222520Smav /* Seagate Momentus Advanced Format (4k) drives */ 203222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500424AS*", "*" }, 204222520Smav /*quirks*/ADA_Q_4K 205222520Smav }, 206222520Smav { 207222520Smav /* Seagate Momentus Advanced Format (4k) drives */ 208228819Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640423AS*", "*" }, 209228819Smav /*quirks*/ADA_Q_4K 210228819Smav }, 211228819Smav { 212228819Smav /* Seagate Momentus Advanced Format (4k) drives */ 213228819Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9640424AS*", "*" }, 214228819Smav /*quirks*/ADA_Q_4K 215228819Smav }, 216228819Smav { 217228819Smav /* Seagate Momentus Advanced Format (4k) drives */ 218222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750420AS*", "*" }, 219222520Smav /*quirks*/ADA_Q_4K 220222520Smav }, 221222520Smav { 222222520Smav /* Seagate Momentus Advanced Format (4k) drives */ 223222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750422AS*", "*" }, 224222520Smav /*quirks*/ADA_Q_4K 225222520Smav }, 226222520Smav { 227228819Smav /* Seagate Momentus Advanced Format (4k) drives */ 228228819Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750423AS*", "*" }, 229228819Smav /*quirks*/ADA_Q_4K 230228819Smav }, 231228819Smav { 232222520Smav /* Seagate Momentus Thin Advanced Format (4k) drives */ 233222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???LT*", "*" }, 234222520Smav /*quirks*/ADA_Q_4K 235222520Smav }, 236222520Smav { 237222520Smav /* WDC Caviar Green Advanced Format (4k) drives */ 238222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RS*", "*" }, 239222520Smav /*quirks*/ADA_Q_4K 240222520Smav }, 241222520Smav { 242222520Smav /* WDC Caviar Green Advanced Format (4k) drives */ 243222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RX*", "*" }, 244222520Smav /*quirks*/ADA_Q_4K 245222520Smav }, 246222520Smav { 247222520Smav /* WDC Caviar Green Advanced Format (4k) drives */ 248222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RS*", "*" }, 249222520Smav /*quirks*/ADA_Q_4K 250222520Smav }, 251222520Smav { 252222520Smav /* WDC Caviar Green Advanced Format (4k) drives */ 253222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RX*", "*" }, 254222520Smav /*quirks*/ADA_Q_4K 255222520Smav }, 256222520Smav { 257222520Smav /* WDC Scorpio Black Advanced Format (4k) drives */ 258222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PKT*", "*" }, 259222520Smav /*quirks*/ADA_Q_4K 260222520Smav }, 261222520Smav { 262222520Smav /* WDC Scorpio Black Advanced Format (4k) drives */ 263222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PKT*", "*" }, 264222520Smav /*quirks*/ADA_Q_4K 265222520Smav }, 266222520Smav { 267222520Smav /* WDC Scorpio Blue Advanced Format (4k) drives */ 268222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PVT*", "*" }, 269222520Smav /*quirks*/ADA_Q_4K 270222520Smav }, 271222520Smav { 272222520Smav /* WDC Scorpio Blue Advanced Format (4k) drives */ 273222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PVT*", "*" }, 274222520Smav /*quirks*/ADA_Q_4K 275222520Smav }, 276251061Ssmh /* SSDs */ 277222520Smav { 278241784Seadler /* 279241784Seadler * Corsair Force 2 SSDs 280241784Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 281241784Seadler */ 282241784Seadler { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair CSSD-F*", "*" }, 283241784Seadler /*quirks*/ADA_Q_4K 284241784Seadler }, 285241784Seadler { 286241784Seadler /* 287241784Seadler * Corsair Force 3 SSDs 288241784Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 289241784Seadler */ 290241784Seadler { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force 3*", "*" }, 291241784Seadler /*quirks*/ADA_Q_4K 292241784Seadler }, 293241784Seadler { 294241784Seadler /* 295256547Ssmh * Corsair Neutron GTX SSDs 296256547Ssmh * 4k optimised & trim only works in 4k requests + 4k aligned 297256547Ssmh */ 298256547Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 299256547Ssmh /*quirks*/ADA_Q_4K 300256547Ssmh }, 301256547Ssmh { 302256547Ssmh /* 303251061Ssmh * Corsair Force GT SSDs 304241784Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 305241784Seadler */ 306251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Force GT*", "*" }, 307241784Seadler /*quirks*/ADA_Q_4K 308241784Seadler }, 309241784Seadler { 310241784Seadler /* 311251061Ssmh * Crucial M4 SSDs 312241784Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 313241784Seadler */ 314251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "M4-CT???M4SSD2*", "*" }, 315241784Seadler /*quirks*/ADA_Q_4K 316241784Seadler }, 317241784Seadler { 318241784Seadler /* 319251061Ssmh * Crucial RealSSD C300 SSDs 320251061Ssmh * 4k optimised 321251061Ssmh */ 322251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "C300-CTFDDAC???MAG*", 323251061Ssmh "*" }, /*quirks*/ADA_Q_4K 324251061Ssmh }, 325251061Ssmh { 326251061Ssmh /* 327251061Ssmh * Intel 320 Series SSDs 328241784Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 329241784Seadler */ 330251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2CW*", "*" }, 331241784Seadler /*quirks*/ADA_Q_4K 332241784Seadler }, 333241784Seadler { 334241784Seadler /* 335251061Ssmh * Intel 330 Series SSDs 336241784Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 337241784Seadler */ 338251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2CT*", "*" }, 339241784Seadler /*quirks*/ADA_Q_4K 340241784Seadler }, 341241784Seadler { 342241784Seadler /* 343251061Ssmh * Intel 510 Series SSDs 344251061Ssmh * 4k optimised & trim only works in 4k requests + 4k aligned 345241784Seadler */ 346251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2MH*", "*" }, 347251061Ssmh /*quirks*/ADA_Q_4K 348241784Seadler }, 349241784Seadler { 350241784Seadler /* 351251061Ssmh * Intel 520 Series SSDs 352251061Ssmh * 4k optimised & trim only works in 4k requests + 4k aligned 353241784Seadler */ 354251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSC2BW*", "*" }, 355241784Seadler /*quirks*/ADA_Q_4K 356241784Seadler }, 357241784Seadler { 358241784Seadler /* 359254329Ssmh * Intel X25-M Series SSDs 360254329Ssmh * 4k optimised & trim only works in 4k requests + 4k aligned 361254329Ssmh */ 362254329Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "INTEL SSDSA2M*", "*" }, 363254329Ssmh /*quirks*/ADA_Q_4K 364254329Ssmh }, 365254329Ssmh { 366254329Ssmh /* 367251061Ssmh * Kingston E100 Series SSDs 368250532Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 369250532Seadler */ 370251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SE100S3*", "*" }, 371250532Seadler /*quirks*/ADA_Q_4K 372250532Seadler }, 373250532Seadler { 374250532Seadler /* 375251061Ssmh * Kingston HyperX 3k SSDs 376241784Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 377241784Seadler */ 378251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "KINGSTON SH103S3*", "*" }, 379241784Seadler /*quirks*/ADA_Q_4K 380241784Seadler }, 381241784Seadler { 382241784Seadler /* 383254329Ssmh * Marvell SSDs (entry taken from OpenSolaris) 384254329Ssmh * 4k optimised & trim only works in 4k requests + 4k aligned 385254329Ssmh */ 386254329Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "MARVELL SD88SA02*", "*" }, 387254329Ssmh /*quirks*/ADA_Q_4K 388254329Ssmh }, 389254329Ssmh { 390254329Ssmh /* 391254329Ssmh * OCZ Agility 2 SSDs 392254329Ssmh * 4k optimised & trim only works in 4k requests + 4k aligned 393254329Ssmh */ 394254329Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY2*", "*" }, 395254329Ssmh /*quirks*/ADA_Q_4K 396254329Ssmh }, 397254329Ssmh { 398254329Ssmh /* 399251061Ssmh * OCZ Agility 3 SSDs 400250532Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 401250532Seadler */ 402251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-AGILITY3*", "*" }, 403250532Seadler /*quirks*/ADA_Q_4K 404250532Seadler }, 405250532Seadler { 406250532Seadler /* 407241784Seadler * OCZ Deneva R Series SSDs 408241784Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 409241784Seadler */ 410241784Seadler { T_DIRECT, SIP_MEDIA_FIXED, "*", "DENRSTE251M45*", "*" }, 411241784Seadler /*quirks*/ADA_Q_4K 412241784Seadler }, 413241784Seadler { 414241784Seadler /* 415251061Ssmh * OCZ Vertex 2 SSDs (inc pro series) 416241784Seadler * 4k optimised & trim only works in 4k requests + 4k aligned 417241784Seadler */ 418251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ?VERTEX2*", "*" }, 419241784Seadler /*quirks*/ADA_Q_4K 420241784Seadler }, 421241784Seadler { 422251061Ssmh /* 423251061Ssmh * OCZ Vertex 3 SSDs 424251061Ssmh * 4k optimised & trim only works in 4k requests + 4k aligned 425251061Ssmh */ 426251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX3*", "*" }, 427251061Ssmh /*quirks*/ADA_Q_4K 428251061Ssmh }, 429251061Ssmh { 430251061Ssmh /* 431253091Ssmh * OCZ Vertex 4 SSDs 432253091Ssmh * 4k optimised & trim only works in 4k requests + 4k aligned 433253091Ssmh */ 434253091Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "OCZ-VERTEX4*", "*" }, 435253091Ssmh /*quirks*/ADA_Q_4K 436253091Ssmh }, 437253091Ssmh { 438253091Ssmh /* 439251061Ssmh * Samsung 830 Series SSDs 440251061Ssmh * 4k optimised 441251061Ssmh */ 442251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG SSD 830 Series*", "*" }, 443251061Ssmh /*quirks*/ADA_Q_4K 444251061Ssmh }, 445251061Ssmh { 446251061Ssmh /* 447251061Ssmh * SuperTalent TeraDrive CT SSDs 448251061Ssmh * 4k optimised & trim only works in 4k requests + 4k aligned 449251061Ssmh */ 450251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "FTM??CT25H*", "*" }, 451251061Ssmh /*quirks*/ADA_Q_4K 452251061Ssmh }, 453251061Ssmh { 454251061Ssmh /* 455251061Ssmh * XceedIOPS SATA SSDs 456251061Ssmh * 4k optimised 457251061Ssmh */ 458251061Ssmh { T_DIRECT, SIP_MEDIA_FIXED, "*", "SG9XCS2D*", "*" }, 459251061Ssmh /*quirks*/ADA_Q_4K 460251061Ssmh }, 461251061Ssmh { 462199178Smav /* Default */ 463199178Smav { 464199178Smav T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 465199178Smav /*vendor*/"*", /*product*/"*", /*revision*/"*" 466199178Smav }, 467199178Smav /*quirks*/0 468199178Smav }, 469199178Smav}; 470195534Sscottl 471195534Sscottlstatic disk_strategy_t adastrategy; 472195534Sscottlstatic dumper_t adadump; 473195534Sscottlstatic periph_init_t adainit; 474195534Sscottlstatic void adaasync(void *callback_arg, u_int32_t code, 475195534Sscottl struct cam_path *path, void *arg); 476195534Sscottlstatic void adasysctlinit(void *context, int pending); 477195534Sscottlstatic periph_ctor_t adaregister; 478195534Sscottlstatic periph_dtor_t adacleanup; 479195534Sscottlstatic periph_start_t adastart; 480195534Sscottlstatic periph_oninv_t adaoninvalidate; 481195534Sscottlstatic void adadone(struct cam_periph *periph, 482195534Sscottl union ccb *done_ccb); 483195534Sscottlstatic int adaerror(union ccb *ccb, u_int32_t cam_flags, 484195534Sscottl u_int32_t sense_flags); 485198897Smavstatic void adagetparams(struct cam_periph *periph, 486195534Sscottl struct ccb_getdev *cgd); 487195534Sscottlstatic timeout_t adasendorderedtag; 488195534Sscottlstatic void adashutdown(void *arg, int howto); 489220650Smavstatic void adasuspend(void *arg); 490220650Smavstatic void adaresume(void *arg); 491195534Sscottl 492221071Smav#ifndef ADA_DEFAULT_LEGACY_ALIASES 493221071Smav#define ADA_DEFAULT_LEGACY_ALIASES 1 494221071Smav#endif 495221071Smav 496195534Sscottl#ifndef ADA_DEFAULT_TIMEOUT 497195534Sscottl#define ADA_DEFAULT_TIMEOUT 30 /* Timeout in seconds */ 498195534Sscottl#endif 499195534Sscottl 500195534Sscottl#ifndef ADA_DEFAULT_RETRY 501195534Sscottl#define ADA_DEFAULT_RETRY 4 502195534Sscottl#endif 503195534Sscottl 504195534Sscottl#ifndef ADA_DEFAULT_SEND_ORDERED 505195534Sscottl#define ADA_DEFAULT_SEND_ORDERED 1 506195534Sscottl#endif 507195534Sscottl 508214279Sbrucec#ifndef ADA_DEFAULT_SPINDOWN_SHUTDOWN 509214279Sbrucec#define ADA_DEFAULT_SPINDOWN_SHUTDOWN 1 510214279Sbrucec#endif 511214279Sbrucec 512220650Smav#ifndef ADA_DEFAULT_SPINDOWN_SUSPEND 513220650Smav#define ADA_DEFAULT_SPINDOWN_SUSPEND 1 514220650Smav#endif 515220650Smav 516224497Smav#ifndef ADA_DEFAULT_READ_AHEAD 517224497Smav#define ADA_DEFAULT_READ_AHEAD 1 518224497Smav#endif 519224497Smav 520220412Smav#ifndef ADA_DEFAULT_WRITE_CACHE 521220412Smav#define ADA_DEFAULT_WRITE_CACHE 1 522220412Smav#endif 523220412Smav 524224497Smav#define ADA_RA (softc->read_ahead >= 0 ? \ 525224497Smav softc->read_ahead : ada_read_ahead) 526224497Smav#define ADA_WC (softc->write_cache >= 0 ? \ 527224497Smav softc->write_cache : ada_write_cache) 528248922Ssmh#define ADA_SIO (softc->sort_io_queue >= 0 ? \ 529248922Ssmh softc->sort_io_queue : cam_sort_io_queues) 530224497Smav 531208349Smarius/* 532208349Smarius * Most platforms map firmware geometry to actual, but some don't. If 533208349Smarius * not overridden, default to nothing. 534208349Smarius */ 535208349Smarius#ifndef ata_disk_firmware_geom_adjust 536208349Smarius#define ata_disk_firmware_geom_adjust(disk) 537208349Smarius#endif 538195534Sscottl 539221071Smavstatic int ada_legacy_aliases = ADA_DEFAULT_LEGACY_ALIASES; 540195534Sscottlstatic int ada_retry_count = ADA_DEFAULT_RETRY; 541195534Sscottlstatic int ada_default_timeout = ADA_DEFAULT_TIMEOUT; 542195534Sscottlstatic int ada_send_ordered = ADA_DEFAULT_SEND_ORDERED; 543214279Sbrucecstatic int ada_spindown_shutdown = ADA_DEFAULT_SPINDOWN_SHUTDOWN; 544220650Smavstatic int ada_spindown_suspend = ADA_DEFAULT_SPINDOWN_SUSPEND; 545224497Smavstatic int ada_read_ahead = ADA_DEFAULT_READ_AHEAD; 546220412Smavstatic int ada_write_cache = ADA_DEFAULT_WRITE_CACHE; 547195534Sscottl 548227309Sedstatic SYSCTL_NODE(_kern_cam, OID_AUTO, ada, CTLFLAG_RD, 0, 549195534Sscottl "CAM Direct Access Disk driver"); 550221071SmavSYSCTL_INT(_kern_cam_ada, OID_AUTO, legacy_aliases, CTLFLAG_RW, 551221071Smav &ada_legacy_aliases, 0, "Create legacy-like device aliases"); 552221071SmavTUNABLE_INT("kern.cam.ada.legacy_aliases", &ada_legacy_aliases); 553195534SscottlSYSCTL_INT(_kern_cam_ada, OID_AUTO, retry_count, CTLFLAG_RW, 554195534Sscottl &ada_retry_count, 0, "Normal I/O retry count"); 555195534SscottlTUNABLE_INT("kern.cam.ada.retry_count", &ada_retry_count); 556195534SscottlSYSCTL_INT(_kern_cam_ada, OID_AUTO, default_timeout, CTLFLAG_RW, 557195534Sscottl &ada_default_timeout, 0, "Normal I/O timeout (in seconds)"); 558195534SscottlTUNABLE_INT("kern.cam.ada.default_timeout", &ada_default_timeout); 559238382SbruefferSYSCTL_INT(_kern_cam_ada, OID_AUTO, send_ordered, CTLFLAG_RW, 560195534Sscottl &ada_send_ordered, 0, "Send Ordered Tags"); 561238382SbruefferTUNABLE_INT("kern.cam.ada.send_ordered", &ada_send_ordered); 562214279SbrucecSYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_shutdown, CTLFLAG_RW, 563214279Sbrucec &ada_spindown_shutdown, 0, "Spin down upon shutdown"); 564214279SbrucecTUNABLE_INT("kern.cam.ada.spindown_shutdown", &ada_spindown_shutdown); 565220650SmavSYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_suspend, CTLFLAG_RW, 566220650Smav &ada_spindown_suspend, 0, "Spin down upon suspend"); 567220650SmavTUNABLE_INT("kern.cam.ada.spindown_suspend", &ada_spindown_suspend); 568224497SmavSYSCTL_INT(_kern_cam_ada, OID_AUTO, read_ahead, CTLFLAG_RW, 569224497Smav &ada_read_ahead, 0, "Enable disk read-ahead"); 570224497SmavTUNABLE_INT("kern.cam.ada.read_ahead", &ada_read_ahead); 571220412SmavSYSCTL_INT(_kern_cam_ada, OID_AUTO, write_cache, CTLFLAG_RW, 572220412Smav &ada_write_cache, 0, "Enable disk write cache"); 573220412SmavTUNABLE_INT("kern.cam.ada.write_cache", &ada_write_cache); 574195534Sscottl 575195534Sscottl/* 576195534Sscottl * ADA_ORDEREDTAG_INTERVAL determines how often, relative 577195534Sscottl * to the default timeout, we check to see whether an ordered 578195534Sscottl * tagged transaction is appropriate to prevent simple tag 579195534Sscottl * starvation. Since we'd like to ensure that there is at least 580195534Sscottl * 1/2 of the timeout length left for a starved transaction to 581195534Sscottl * complete after we've sent an ordered tag, we must poll at least 582195534Sscottl * four times in every timeout period. This takes care of the worst 583195534Sscottl * case where a starved transaction starts during an interval that 584195534Sscottl * meets the requirement "don't send an ordered tag" test so it takes 585195534Sscottl * us two intervals to determine that a tag must be sent. 586195534Sscottl */ 587195534Sscottl#ifndef ADA_ORDEREDTAG_INTERVAL 588195534Sscottl#define ADA_ORDEREDTAG_INTERVAL 4 589195534Sscottl#endif 590195534Sscottl 591195534Sscottlstatic struct periph_driver adadriver = 592195534Sscottl{ 593195534Sscottl adainit, "ada", 594195534Sscottl TAILQ_HEAD_INITIALIZER(adadriver.units), /* generation */ 0 595195534Sscottl}; 596195534Sscottl 597195534SscottlPERIPHDRIVER_DECLARE(ada, adadriver); 598195534Sscottl 599227293Sedstatic MALLOC_DEFINE(M_ATADA, "ata_da", "ata_da buffers"); 600195534Sscottl 601195534Sscottlstatic int 602195534Sscottladaopen(struct disk *dp) 603195534Sscottl{ 604195534Sscottl struct cam_periph *periph; 605195534Sscottl struct ada_softc *softc; 606195534Sscottl int error; 607195534Sscottl 608195534Sscottl periph = (struct cam_periph *)dp->d_drv1; 609195534Sscottl if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 610195534Sscottl return(ENXIO); 611195534Sscottl } 612195534Sscottl 613195534Sscottl cam_periph_lock(periph); 614195534Sscottl if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 615195534Sscottl cam_periph_unlock(periph); 616195534Sscottl cam_periph_release(periph); 617195534Sscottl return (error); 618195534Sscottl } 619195534Sscottl 620236602Smav CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 621236602Smav ("adaopen\n")); 622195534Sscottl 623249981Smav softc = (struct ada_softc *)periph->softc; 624249981Smav softc->flags |= ADA_FLAG_OPEN; 625195534Sscottl 626195534Sscottl cam_periph_unhold(periph); 627195534Sscottl cam_periph_unlock(periph); 628195534Sscottl return (0); 629195534Sscottl} 630195534Sscottl 631195534Sscottlstatic int 632195534Sscottladaclose(struct disk *dp) 633195534Sscottl{ 634195534Sscottl struct cam_periph *periph; 635195534Sscottl struct ada_softc *softc; 636195534Sscottl union ccb *ccb; 637253724Smav int error; 638195534Sscottl 639195534Sscottl periph = (struct cam_periph *)dp->d_drv1; 640256843Smav softc = (struct ada_softc *)periph->softc; 641195534Sscottl cam_periph_lock(periph); 642195534Sscottl 643236602Smav CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 644236602Smav ("adaclose\n")); 645236602Smav 646195534Sscottl /* We only sync the cache if the drive is capable of it. */ 647253724Smav if ((softc->flags & ADA_FLAG_DIRTY) != 0 && 648253724Smav (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) != 0 && 649256843Smav (periph->flags & CAM_PERIPH_INVALID) == 0 && 650256843Smav cam_periph_hold(periph, PRIBIO) == 0) { 651195534Sscottl 652198382Smav ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 653195534Sscottl cam_fill_ataio(&ccb->ataio, 654195534Sscottl 1, 655195534Sscottl adadone, 656195534Sscottl CAM_DIR_NONE, 657195534Sscottl 0, 658195534Sscottl NULL, 659195534Sscottl 0, 660195534Sscottl ada_default_timeout*1000); 661195534Sscottl 662195534Sscottl if (softc->flags & ADA_FLAG_CAN_48BIT) 663195534Sscottl ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 664195534Sscottl else 665196659Smav ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 666253724Smav error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 667198328Smav /*sense_flags*/0, softc->disk->d_devstat); 668195534Sscottl 669253724Smav if (error != 0) 670195534Sscottl xpt_print(periph->path, "Synchronize cache failed\n"); 671253724Smav else 672253724Smav softc->flags &= ~ADA_FLAG_DIRTY; 673195534Sscottl xpt_release_ccb(ccb); 674256843Smav cam_periph_unhold(periph); 675195534Sscottl } 676195534Sscottl 677195534Sscottl softc->flags &= ~ADA_FLAG_OPEN; 678256843Smav 679256843Smav while (softc->refcount != 0) 680256843Smav cam_periph_sleep(periph, &softc->refcount, PRIBIO, "adaclose", 1); 681195534Sscottl cam_periph_unlock(periph); 682195534Sscottl cam_periph_release(periph); 683195534Sscottl return (0); 684195534Sscottl} 685195534Sscottl 686201139Smavstatic void 687201139Smavadaschedule(struct cam_periph *periph) 688201139Smav{ 689201139Smav struct ada_softc *softc = (struct ada_softc *)periph->softc; 690201139Smav 691249205Smav if (softc->state != ADA_STATE_NORMAL) 692249205Smav return; 693249205Smav 694224531Smav /* Check if we have more work to do. */ 695201139Smav if (bioq_first(&softc->bio_queue) || 696201139Smav (!softc->trim_running && bioq_first(&softc->trim_queue))) { 697256843Smav xpt_schedule(periph, CAM_PRIORITY_NORMAL); 698201139Smav } 699201139Smav} 700201139Smav 701195534Sscottl/* 702195534Sscottl * Actually translate the requested transfer into one the physical driver 703195534Sscottl * can understand. The transfer is described by a buf and will include 704195534Sscottl * only one physical transfer. 705195534Sscottl */ 706195534Sscottlstatic void 707195534Sscottladastrategy(struct bio *bp) 708195534Sscottl{ 709195534Sscottl struct cam_periph *periph; 710195534Sscottl struct ada_softc *softc; 711195534Sscottl 712195534Sscottl periph = (struct cam_periph *)bp->bio_disk->d_drv1; 713195534Sscottl softc = (struct ada_softc *)periph->softc; 714195534Sscottl 715195534Sscottl cam_periph_lock(periph); 716195534Sscottl 717236602Smav CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastrategy(%p)\n", bp)); 718236602Smav 719195534Sscottl /* 720195534Sscottl * If the device has been made invalid, error out 721195534Sscottl */ 722249981Smav if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 723195534Sscottl cam_periph_unlock(periph); 724195534Sscottl biofinish(bp, NULL, ENXIO); 725195534Sscottl return; 726195534Sscottl } 727195534Sscottl 728195534Sscottl /* 729195534Sscottl * Place it in the queue of disk activities for this disk 730195534Sscottl */ 731201139Smav if (bp->bio_cmd == BIO_DELETE && 732248922Ssmh (softc->flags & ADA_FLAG_CAN_TRIM)) { 733248922Ssmh if (ADA_SIO) 734248922Ssmh bioq_disksort(&softc->trim_queue, bp); 735248922Ssmh else 736248922Ssmh bioq_insert_tail(&softc->trim_queue, bp); 737248922Ssmh } else { 738248922Ssmh if (ADA_SIO) 739248922Ssmh bioq_disksort(&softc->bio_queue, bp); 740248922Ssmh else 741248922Ssmh bioq_insert_tail(&softc->bio_queue, bp); 742248922Ssmh } 743195534Sscottl 744195534Sscottl /* 745195534Sscottl * Schedule ourselves for performing the work. 746195534Sscottl */ 747201139Smav adaschedule(periph); 748195534Sscottl cam_periph_unlock(periph); 749195534Sscottl 750195534Sscottl return; 751195534Sscottl} 752195534Sscottl 753195534Sscottlstatic int 754195534Sscottladadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 755195534Sscottl{ 756195534Sscottl struct cam_periph *periph; 757195534Sscottl struct ada_softc *softc; 758195534Sscottl u_int secsize; 759195534Sscottl union ccb ccb; 760195534Sscottl struct disk *dp; 761195534Sscottl uint64_t lba; 762195534Sscottl uint16_t count; 763236814Smav int error = 0; 764195534Sscottl 765195534Sscottl dp = arg; 766195534Sscottl periph = dp->d_drv1; 767195534Sscottl softc = (struct ada_softc *)periph->softc; 768195534Sscottl cam_periph_lock(periph); 769195534Sscottl secsize = softc->params.secsize; 770195534Sscottl lba = offset / secsize; 771195534Sscottl count = length / secsize; 772195534Sscottl 773249981Smav if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 774195534Sscottl cam_periph_unlock(periph); 775195534Sscottl return (ENXIO); 776195534Sscottl } 777195534Sscottl 778195534Sscottl if (length > 0) { 779198382Smav xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 780195534Sscottl ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 781195534Sscottl cam_fill_ataio(&ccb.ataio, 782195534Sscottl 0, 783195534Sscottl adadone, 784195534Sscottl CAM_DIR_OUT, 785195534Sscottl 0, 786195534Sscottl (u_int8_t *) virtual, 787195534Sscottl length, 788195534Sscottl ada_default_timeout*1000); 789195534Sscottl if ((softc->flags & ADA_FLAG_CAN_48BIT) && 790195534Sscottl (lba + count >= ATA_MAX_28BIT_LBA || 791195534Sscottl count >= 256)) { 792195534Sscottl ata_48bit_cmd(&ccb.ataio, ATA_WRITE_DMA48, 793195534Sscottl 0, lba, count); 794195534Sscottl } else { 795196659Smav ata_28bit_cmd(&ccb.ataio, ATA_WRITE_DMA, 796195534Sscottl 0, lba, count); 797195534Sscottl } 798195534Sscottl xpt_polled_action(&ccb); 799195534Sscottl 800236814Smav error = cam_periph_error(&ccb, 801236814Smav 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 802236814Smav if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 803236814Smav cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 804236814Smav /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 805236814Smav if (error != 0) 806195534Sscottl printf("Aborting dump due to I/O error.\n"); 807236814Smav 808195534Sscottl cam_periph_unlock(periph); 809236814Smav return (error); 810195534Sscottl } 811195534Sscottl 812195534Sscottl if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 813198382Smav xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 814195534Sscottl 815195534Sscottl ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 816195534Sscottl cam_fill_ataio(&ccb.ataio, 817236814Smav 0, 818195534Sscottl adadone, 819195534Sscottl CAM_DIR_NONE, 820195534Sscottl 0, 821195534Sscottl NULL, 822195534Sscottl 0, 823195534Sscottl ada_default_timeout*1000); 824195534Sscottl 825195534Sscottl if (softc->flags & ADA_FLAG_CAN_48BIT) 826195534Sscottl ata_48bit_cmd(&ccb.ataio, ATA_FLUSHCACHE48, 0, 0, 0); 827195534Sscottl else 828196659Smav ata_28bit_cmd(&ccb.ataio, ATA_FLUSHCACHE, 0, 0, 0); 829195534Sscottl xpt_polled_action(&ccb); 830195534Sscottl 831236814Smav error = cam_periph_error(&ccb, 832236814Smav 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 833236814Smav if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 834236814Smav cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 835236814Smav /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 836236814Smav if (error != 0) 837195534Sscottl xpt_print(periph->path, "Synchronize cache failed\n"); 838195534Sscottl } 839195534Sscottl cam_periph_unlock(periph); 840236814Smav return (error); 841195534Sscottl} 842195534Sscottl 843195534Sscottlstatic void 844195534Sscottladainit(void) 845195534Sscottl{ 846195534Sscottl cam_status status; 847195534Sscottl 848195534Sscottl /* 849195534Sscottl * Install a global async callback. This callback will 850195534Sscottl * receive async callbacks like "new device found". 851195534Sscottl */ 852195534Sscottl status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 853195534Sscottl 854195534Sscottl if (status != CAM_REQ_CMP) { 855195534Sscottl printf("ada: Failed to attach master async callback " 856195534Sscottl "due to status 0x%x!\n", status); 857195534Sscottl } else if (ada_send_ordered) { 858195534Sscottl 859220650Smav /* Register our event handlers */ 860220650Smav if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 861220650Smav NULL, EVENTHANDLER_PRI_LAST)) == NULL) 862220650Smav printf("adainit: power event registration failed!\n"); 863220650Smav if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 864220650Smav NULL, EVENTHANDLER_PRI_LAST)) == NULL) 865220650Smav printf("adainit: power event registration failed!\n"); 866220650Smav if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 867195534Sscottl NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 868195534Sscottl printf("adainit: shutdown event registration failed!\n"); 869195534Sscottl } 870195534Sscottl} 871195534Sscottl 872249347Sken/* 873249347Sken * Callback from GEOM, called when it has finished cleaning up its 874249347Sken * resources. 875249347Sken */ 876195534Sscottlstatic void 877249347Skenadadiskgonecb(struct disk *dp) 878249347Sken{ 879249347Sken struct cam_periph *periph; 880249347Sken 881249347Sken periph = (struct cam_periph *)dp->d_drv1; 882249347Sken 883249347Sken cam_periph_release(periph); 884249347Sken} 885249347Sken 886249347Skenstatic void 887195534Sscottladaoninvalidate(struct cam_periph *periph) 888195534Sscottl{ 889195534Sscottl struct ada_softc *softc; 890195534Sscottl 891195534Sscottl softc = (struct ada_softc *)periph->softc; 892195534Sscottl 893195534Sscottl /* 894195534Sscottl * De-register any async callbacks. 895195534Sscottl */ 896195534Sscottl xpt_register_async(0, adaasync, periph, periph->path); 897195534Sscottl 898195534Sscottl /* 899195534Sscottl * Return all queued I/O with ENXIO. 900195534Sscottl * XXX Handle any transactions queued to the card 901195534Sscottl * with XPT_ABORT_CCB. 902195534Sscottl */ 903195534Sscottl bioq_flush(&softc->bio_queue, NULL, ENXIO); 904201139Smav bioq_flush(&softc->trim_queue, NULL, ENXIO); 905195534Sscottl 906195534Sscottl disk_gone(softc->disk); 907195534Sscottl} 908195534Sscottl 909195534Sscottlstatic void 910195534Sscottladacleanup(struct cam_periph *periph) 911195534Sscottl{ 912195534Sscottl struct ada_softc *softc; 913195534Sscottl 914195534Sscottl softc = (struct ada_softc *)periph->softc; 915195534Sscottl 916195534Sscottl cam_periph_unlock(periph); 917195534Sscottl 918195534Sscottl /* 919195534Sscottl * If we can't free the sysctl tree, oh well... 920195534Sscottl */ 921195534Sscottl if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0 922195534Sscottl && sysctl_ctx_free(&softc->sysctl_ctx) != 0) { 923195534Sscottl xpt_print(periph->path, "can't remove sysctl context\n"); 924195534Sscottl } 925195534Sscottl 926195534Sscottl disk_destroy(softc->disk); 927195534Sscottl callout_drain(&softc->sendordered_c); 928195534Sscottl free(softc, M_DEVBUF); 929195534Sscottl cam_periph_lock(periph); 930195534Sscottl} 931195534Sscottl 932195534Sscottlstatic void 933195534Sscottladaasync(void *callback_arg, u_int32_t code, 934195534Sscottl struct cam_path *path, void *arg) 935195534Sscottl{ 936236393Smav struct ccb_getdev cgd; 937195534Sscottl struct cam_periph *periph; 938220412Smav struct ada_softc *softc; 939195534Sscottl 940195534Sscottl periph = (struct cam_periph *)callback_arg; 941195534Sscottl switch (code) { 942195534Sscottl case AC_FOUND_DEVICE: 943195534Sscottl { 944195534Sscottl struct ccb_getdev *cgd; 945195534Sscottl cam_status status; 946195534Sscottl 947195534Sscottl cgd = (struct ccb_getdev *)arg; 948195534Sscottl if (cgd == NULL) 949195534Sscottl break; 950195534Sscottl 951195534Sscottl if (cgd->protocol != PROTO_ATA) 952195534Sscottl break; 953195534Sscottl 954195534Sscottl /* 955195534Sscottl * Allocate a peripheral instance for 956195534Sscottl * this device and start the probe 957195534Sscottl * process. 958195534Sscottl */ 959195534Sscottl status = cam_periph_alloc(adaregister, adaoninvalidate, 960195534Sscottl adacleanup, adastart, 961195534Sscottl "ada", CAM_PERIPH_BIO, 962256843Smav path, adaasync, 963195534Sscottl AC_FOUND_DEVICE, cgd); 964195534Sscottl 965195534Sscottl if (status != CAM_REQ_CMP 966195534Sscottl && status != CAM_REQ_INPROG) 967195534Sscottl printf("adaasync: Unable to attach to new device " 968195534Sscottl "due to status 0x%x\n", status); 969195534Sscottl break; 970195534Sscottl } 971236393Smav case AC_GETDEV_CHANGED: 972236393Smav { 973236393Smav softc = (struct ada_softc *)periph->softc; 974236393Smav xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 975236393Smav cgd.ccb_h.func_code = XPT_GDEV_TYPE; 976236393Smav xpt_action((union ccb *)&cgd); 977236393Smav 978236393Smav if ((cgd.ident_data.capabilities1 & ATA_SUPPORT_DMA) && 979236393Smav (cgd.inq_flags & SID_DMA)) 980236393Smav softc->flags |= ADA_FLAG_CAN_DMA; 981236393Smav else 982236393Smav softc->flags &= ~ADA_FLAG_CAN_DMA; 983249199Smarius if (cgd.ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 984249199Smarius softc->flags |= ADA_FLAG_CAN_48BIT; 985249199Smarius if (cgd.inq_flags & SID_DMA48) 986249199Smarius softc->flags |= ADA_FLAG_CAN_DMA48; 987249199Smarius else 988249199Smarius softc->flags &= ~ADA_FLAG_CAN_DMA48; 989249199Smarius } else 990249199Smarius softc->flags &= ~(ADA_FLAG_CAN_48BIT | 991249199Smarius ADA_FLAG_CAN_DMA48); 992236393Smav if ((cgd.ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 993236393Smav (cgd.inq_flags & SID_DMA) && (cgd.inq_flags & SID_CmdQue)) 994236393Smav softc->flags |= ADA_FLAG_CAN_NCQ; 995236393Smav else 996236393Smav softc->flags &= ~ADA_FLAG_CAN_NCQ; 997236393Smav if ((cgd.ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 998236393Smav (cgd.inq_flags & SID_DMA)) 999236393Smav softc->flags |= ADA_FLAG_CAN_TRIM; 1000236393Smav else 1001236393Smav softc->flags &= ~ADA_FLAG_CAN_TRIM; 1002236393Smav 1003236393Smav cam_periph_async(periph, code, path, arg); 1004236393Smav break; 1005236393Smav } 1006235897Smav case AC_ADVINFO_CHANGED: 1007235897Smav { 1008235897Smav uintptr_t buftype; 1009235897Smav 1010235897Smav buftype = (uintptr_t)arg; 1011235897Smav if (buftype == CDAI_TYPE_PHYS_PATH) { 1012235897Smav struct ada_softc *softc; 1013235897Smav 1014235897Smav softc = periph->softc; 1015235897Smav disk_attr_changed(softc->disk, "GEOM::physpath", 1016235897Smav M_NOWAIT); 1017235897Smav } 1018235897Smav break; 1019235897Smav } 1020220412Smav case AC_SENT_BDR: 1021220412Smav case AC_BUS_RESET: 1022220412Smav { 1023220412Smav softc = (struct ada_softc *)periph->softc; 1024220412Smav cam_periph_async(periph, code, path, arg); 1025220412Smav if (softc->state != ADA_STATE_NORMAL) 1026220412Smav break; 1027220454Smav xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1028220412Smav cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1029220412Smav xpt_action((union ccb *)&cgd); 1030224497Smav if (ADA_RA >= 0 && 1031224497Smav cgd.ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1032224497Smav softc->state = ADA_STATE_RAHEAD; 1033224497Smav else if (ADA_WC >= 0 && 1034224497Smav cgd.ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1035224497Smav softc->state = ADA_STATE_WCACHE; 1036224497Smav else 1037224497Smav break; 1038256843Smav if (cam_periph_acquire(periph) != CAM_REQ_CMP) 1039256843Smav softc->state = ADA_STATE_NORMAL; 1040256843Smav else 1041256843Smav xpt_schedule(periph, CAM_PRIORITY_DEV); 1042220412Smav } 1043195534Sscottl default: 1044195534Sscottl cam_periph_async(periph, code, path, arg); 1045195534Sscottl break; 1046195534Sscottl } 1047195534Sscottl} 1048195534Sscottl 1049195534Sscottlstatic void 1050195534Sscottladasysctlinit(void *context, int pending) 1051195534Sscottl{ 1052195534Sscottl struct cam_periph *periph; 1053195534Sscottl struct ada_softc *softc; 1054195534Sscottl char tmpstr[80], tmpstr2[80]; 1055195534Sscottl 1056195534Sscottl periph = (struct cam_periph *)context; 1057220454Smav 1058220454Smav /* periph was held for us when this task was enqueued */ 1059249981Smav if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1060220454Smav cam_periph_release(periph); 1061195534Sscottl return; 1062220454Smav } 1063195534Sscottl 1064195534Sscottl softc = (struct ada_softc *)periph->softc; 1065195534Sscottl snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d", periph->unit_number); 1066195534Sscottl snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1067195534Sscottl 1068195534Sscottl sysctl_ctx_init(&softc->sysctl_ctx); 1069195534Sscottl softc->flags |= ADA_FLAG_SCTX_INIT; 1070195534Sscottl softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx, 1071195534Sscottl SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1072195534Sscottl CTLFLAG_RD, 0, tmpstr); 1073195534Sscottl if (softc->sysctl_tree == NULL) { 1074195534Sscottl printf("adasysctlinit: unable to allocate sysctl tree\n"); 1075195534Sscottl cam_periph_release(periph); 1076195534Sscottl return; 1077195534Sscottl } 1078195534Sscottl 1079220454Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1080224497Smav OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1081224497Smav &softc->read_ahead, 0, "Enable disk read ahead."); 1082224497Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1083220454Smav OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1084220454Smav &softc->write_cache, 0, "Enable disk write cache."); 1085248922Ssmh SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1086248922Ssmh OID_AUTO, "sort_io_queue", CTLFLAG_RW | CTLFLAG_MPSAFE, 1087248922Ssmh &softc->sort_io_queue, 0, 1088248922Ssmh "Sort IO queue to try and optimise disk access patterns"); 1089220454Smav#ifdef ADA_TEST_FAILURE 1090220454Smav /* 1091220454Smav * Add a 'door bell' sysctl which allows one to set it from userland 1092220454Smav * and cause something bad to happen. For the moment, we only allow 1093220454Smav * whacking the next read or write. 1094220454Smav */ 1095220454Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1096220454Smav OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1097220454Smav &softc->force_read_error, 0, 1098220454Smav "Force a read error for the next N reads."); 1099220454Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1100220454Smav OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1101220454Smav &softc->force_write_error, 0, 1102220454Smav "Force a write error for the next N writes."); 1103220454Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1104220454Smav OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1105220454Smav &softc->periodic_read_error, 0, 1106220454Smav "Force a read error every N reads (don't set too low)."); 1107220454Smav#endif 1108195534Sscottl cam_periph_release(periph); 1109195534Sscottl} 1110195534Sscottl 1111223089Sgibbsstatic int 1112223089Sgibbsadagetattr(struct bio *bp) 1113223089Sgibbs{ 1114241485Smav int ret; 1115223089Sgibbs struct cam_periph *periph; 1116223089Sgibbs 1117223089Sgibbs periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1118241485Smav cam_periph_lock(periph); 1119223089Sgibbs ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1120223089Sgibbs periph->path); 1121241485Smav cam_periph_unlock(periph); 1122223089Sgibbs if (ret == 0) 1123223089Sgibbs bp->bio_completed = bp->bio_length; 1124223089Sgibbs return ret; 1125223089Sgibbs} 1126223089Sgibbs 1127195534Sscottlstatic cam_status 1128195534Sscottladaregister(struct cam_periph *periph, void *arg) 1129195534Sscottl{ 1130195534Sscottl struct ada_softc *softc; 1131195534Sscottl struct ccb_pathinq cpi; 1132195534Sscottl struct ccb_getdev *cgd; 1133221071Smav char announce_buf[80], buf1[32]; 1134195534Sscottl struct disk_params *dp; 1135195534Sscottl caddr_t match; 1136195534Sscottl u_int maxio; 1137222520Smav int legacy_id, quirks; 1138195534Sscottl 1139195534Sscottl cgd = (struct ccb_getdev *)arg; 1140195534Sscottl if (cgd == NULL) { 1141195534Sscottl printf("adaregister: no getdev CCB, can't register device\n"); 1142195534Sscottl return(CAM_REQ_CMP_ERR); 1143195534Sscottl } 1144195534Sscottl 1145195534Sscottl softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1146195534Sscottl M_NOWAIT|M_ZERO); 1147195534Sscottl 1148195534Sscottl if (softc == NULL) { 1149195534Sscottl printf("adaregister: Unable to probe new device. " 1150198328Smav "Unable to allocate softc\n"); 1151195534Sscottl return(CAM_REQ_CMP_ERR); 1152195534Sscottl } 1153195534Sscottl 1154195534Sscottl bioq_init(&softc->bio_queue); 1155201139Smav bioq_init(&softc->trim_queue); 1156195534Sscottl 1157236393Smav if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1158220886Smav (cgd->inq_flags & SID_DMA)) 1159198328Smav softc->flags |= ADA_FLAG_CAN_DMA; 1160249199Smarius if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1161195534Sscottl softc->flags |= ADA_FLAG_CAN_48BIT; 1162249199Smarius if (cgd->inq_flags & SID_DMA48) 1163249199Smarius softc->flags |= ADA_FLAG_CAN_DMA48; 1164249199Smarius } 1165195534Sscottl if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1166195534Sscottl softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1167214279Sbrucec if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1168214279Sbrucec softc->flags |= ADA_FLAG_CAN_POWERMGT; 1169236393Smav if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1170220886Smav (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1171195534Sscottl softc->flags |= ADA_FLAG_CAN_NCQ; 1172236393Smav if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1173236393Smav (cgd->inq_flags & SID_DMA)) { 1174201139Smav softc->flags |= ADA_FLAG_CAN_TRIM; 1175201139Smav softc->trim_max_ranges = TRIM_MAX_RANGES; 1176201139Smav if (cgd->ident_data.max_dsm_blocks != 0) { 1177201139Smav softc->trim_max_ranges = 1178249934Ssmh min(cgd->ident_data.max_dsm_blocks * 1179249934Ssmh ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1180201139Smav } 1181201139Smav } 1182201139Smav if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1183201139Smav softc->flags |= ADA_FLAG_CAN_CFA; 1184195534Sscottl 1185195534Sscottl periph->softc = softc; 1186195534Sscottl 1187195534Sscottl /* 1188195534Sscottl * See if this device has any quirks. 1189195534Sscottl */ 1190199178Smav match = cam_quirkmatch((caddr_t)&cgd->ident_data, 1191199178Smav (caddr_t)ada_quirk_table, 1192199178Smav sizeof(ada_quirk_table)/sizeof(*ada_quirk_table), 1193199178Smav sizeof(*ada_quirk_table), ata_identify_match); 1194195534Sscottl if (match != NULL) 1195195534Sscottl softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 1196195534Sscottl else 1197195534Sscottl softc->quirks = ADA_Q_NONE; 1198195534Sscottl 1199195534Sscottl bzero(&cpi, sizeof(cpi)); 1200203108Smav xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NONE); 1201195534Sscottl cpi.ccb_h.func_code = XPT_PATH_INQ; 1202195534Sscottl xpt_action((union ccb *)&cpi); 1203195534Sscottl 1204195534Sscottl TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 1205195534Sscottl 1206195534Sscottl /* 1207195534Sscottl * Register this media as a disk 1208195534Sscottl */ 1209220618Smav (void)cam_periph_hold(periph, PRIBIO); 1210249106Smav cam_periph_unlock(periph); 1211222520Smav snprintf(announce_buf, sizeof(announce_buf), 1212222520Smav "kern.cam.ada.%d.quirks", periph->unit_number); 1213222520Smav quirks = softc->quirks; 1214222520Smav TUNABLE_INT_FETCH(announce_buf, &quirks); 1215222520Smav softc->quirks = quirks; 1216224497Smav softc->read_ahead = -1; 1217224497Smav snprintf(announce_buf, sizeof(announce_buf), 1218224497Smav "kern.cam.ada.%d.read_ahead", periph->unit_number); 1219224497Smav TUNABLE_INT_FETCH(announce_buf, &softc->read_ahead); 1220220618Smav softc->write_cache = -1; 1221220618Smav snprintf(announce_buf, sizeof(announce_buf), 1222220618Smav "kern.cam.ada.%d.write_cache", periph->unit_number); 1223220618Smav TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 1224250033Ssmh /* Disable queue sorting for non-rotational media by default. */ 1225249941Ssmh if (cgd->ident_data.media_rotation_rate == 1) 1226249941Ssmh softc->sort_io_queue = 0; 1227249941Ssmh else 1228249941Ssmh softc->sort_io_queue = -1; 1229198897Smav adagetparams(periph, cgd); 1230195534Sscottl softc->disk = disk_alloc(); 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; 1256195534Sscottl softc->disk->d_flags = 0; 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; 1491201139Smav softc->ordered_tag_count++; 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) 1745195534Sscottl softc->flags |= ADA_FLAG_WENT_IDLE; 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) { 1907195534Sscottl if ((softc->ordered_tag_count == 0) 1908195534Sscottl && ((softc->flags & ADA_FLAG_WENT_IDLE) == 0)) { 1909195534Sscottl softc->flags |= ADA_FLAG_NEED_OTAG; 1910195534Sscottl } 1911195534Sscottl if (softc->outstanding_cmds > 0) 1912195534Sscottl softc->flags &= ~ADA_FLAG_WENT_IDLE; 1913195534Sscottl 1914195534Sscottl softc->ordered_tag_count = 0; 1915195534Sscottl } 1916195534Sscottl /* Queue us up again */ 1917195534Sscottl callout_reset(&softc->sendordered_c, 1918230921Smav (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1919195534Sscottl adasendorderedtag, softc); 1920195534Sscottl} 1921195534Sscottl 1922195534Sscottl/* 1923195534Sscottl * Step through all ADA peripheral drivers, and if the device is still open, 1924195534Sscottl * sync the disk cache to physical media. 1925195534Sscottl */ 1926195534Sscottlstatic void 1927220650Smavadaflush(void) 1928195534Sscottl{ 1929195534Sscottl struct cam_periph *periph; 1930195534Sscottl struct ada_softc *softc; 1931248872Smav union ccb *ccb; 1932236814Smav int error; 1933195534Sscottl 1934248868Smav CAM_PERIPH_FOREACH(periph, &adadriver) { 1935251792Smav softc = (struct ada_softc *)periph->softc; 1936251792Smav if (SCHEDULER_STOPPED()) { 1937251792Smav /* If we paniced with the lock held, do not recurse. */ 1938251792Smav if (!cam_periph_owned(periph) && 1939251792Smav (softc->flags & ADA_FLAG_OPEN)) { 1940251792Smav adadump(softc->disk, NULL, 0, 0, 0); 1941251792Smav } 1942200180Smav continue; 1943251792Smav } 1944195534Sscottl cam_periph_lock(periph); 1945195534Sscottl /* 1946195534Sscottl * We only sync the cache if the drive is still open, and 1947195534Sscottl * if the drive is capable of it.. 1948195534Sscottl */ 1949195534Sscottl if (((softc->flags & ADA_FLAG_OPEN) == 0) || 1950195534Sscottl (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 1951195534Sscottl cam_periph_unlock(periph); 1952195534Sscottl continue; 1953195534Sscottl } 1954195534Sscottl 1955248872Smav ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 1956248872Smav cam_fill_ataio(&ccb->ataio, 1957236814Smav 0, 1958195534Sscottl adadone, 1959195534Sscottl CAM_DIR_NONE, 1960195534Sscottl 0, 1961195534Sscottl NULL, 1962195534Sscottl 0, 1963195534Sscottl ada_default_timeout*1000); 1964195534Sscottl if (softc->flags & ADA_FLAG_CAN_48BIT) 1965248872Smav ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1966195534Sscottl else 1967248872Smav ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 1968195534Sscottl 1969248872Smav error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 1970248872Smav /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 1971248872Smav softc->disk->d_devstat); 1972236814Smav if (error != 0) 1973195534Sscottl xpt_print(periph->path, "Synchronize cache failed\n"); 1974249048Smav xpt_release_ccb(ccb); 1975195534Sscottl cam_periph_unlock(periph); 1976195534Sscottl } 1977220650Smav} 1978214279Sbrucec 1979220650Smavstatic void 1980220650Smavadaspindown(uint8_t cmd, int flags) 1981220650Smav{ 1982220650Smav struct cam_periph *periph; 1983220650Smav struct ada_softc *softc; 1984248872Smav union ccb *ccb; 1985236814Smav int error; 1986214279Sbrucec 1987248868Smav CAM_PERIPH_FOREACH(periph, &adadriver) { 1988214279Sbrucec /* If we paniced with lock held - not recurse here. */ 1989214279Sbrucec if (cam_periph_owned(periph)) 1990214279Sbrucec continue; 1991214279Sbrucec cam_periph_lock(periph); 1992214279Sbrucec softc = (struct ada_softc *)periph->softc; 1993214279Sbrucec /* 1994214279Sbrucec * We only spin-down the drive if it is capable of it.. 1995214279Sbrucec */ 1996214279Sbrucec if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 1997214279Sbrucec cam_periph_unlock(periph); 1998214279Sbrucec continue; 1999214279Sbrucec } 2000214279Sbrucec 2001214279Sbrucec if (bootverbose) 2002214279Sbrucec xpt_print(periph->path, "spin-down\n"); 2003214279Sbrucec 2004248872Smav ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 2005248872Smav cam_fill_ataio(&ccb->ataio, 2006236814Smav 0, 2007214279Sbrucec adadone, 2008220650Smav CAM_DIR_NONE | flags, 2009214279Sbrucec 0, 2010214279Sbrucec NULL, 2011214279Sbrucec 0, 2012214279Sbrucec ada_default_timeout*1000); 2013248872Smav ata_28bit_cmd(&ccb->ataio, cmd, 0, 0, 0); 2014214279Sbrucec 2015248872Smav error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 2016248872Smav /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 2017248872Smav softc->disk->d_devstat); 2018236814Smav if (error != 0) 2019214279Sbrucec xpt_print(periph->path, "Spin-down disk failed\n"); 2020249048Smav xpt_release_ccb(ccb); 2021214279Sbrucec cam_periph_unlock(periph); 2022214279Sbrucec } 2023195534Sscottl} 2024195534Sscottl 2025220650Smavstatic void 2026220650Smavadashutdown(void *arg, int howto) 2027220650Smav{ 2028220650Smav 2029220650Smav adaflush(); 2030220650Smav if (ada_spindown_shutdown != 0 && 2031220650Smav (howto & (RB_HALT | RB_POWEROFF)) != 0) 2032220650Smav adaspindown(ATA_STANDBY_IMMEDIATE, 0); 2033220650Smav} 2034220650Smav 2035220650Smavstatic void 2036220650Smavadasuspend(void *arg) 2037220650Smav{ 2038220650Smav 2039220650Smav adaflush(); 2040220650Smav if (ada_spindown_suspend != 0) 2041220650Smav adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 2042220650Smav} 2043220650Smav 2044220650Smavstatic void 2045220650Smavadaresume(void *arg) 2046220650Smav{ 2047220650Smav struct cam_periph *periph; 2048220650Smav struct ada_softc *softc; 2049220650Smav 2050220650Smav if (ada_spindown_suspend == 0) 2051220650Smav return; 2052220650Smav 2053248868Smav CAM_PERIPH_FOREACH(periph, &adadriver) { 2054220650Smav cam_periph_lock(periph); 2055220650Smav softc = (struct ada_softc *)periph->softc; 2056220650Smav /* 2057220650Smav * We only spin-down the drive if it is capable of it.. 2058220650Smav */ 2059220650Smav if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 2060220650Smav cam_periph_unlock(periph); 2061220650Smav continue; 2062220650Smav } 2063220650Smav 2064220650Smav if (bootverbose) 2065220650Smav xpt_print(periph->path, "resume\n"); 2066220650Smav 2067220650Smav /* 2068220650Smav * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 2069220650Smav * sleep request. 2070220650Smav */ 2071220650Smav cam_release_devq(periph->path, 2072220650Smav /*relsim_flags*/0, 2073220650Smav /*openings*/0, 2074220650Smav /*timeout*/0, 2075220650Smav /*getcount_only*/0); 2076220650Smav 2077220650Smav cam_periph_unlock(periph); 2078220650Smav } 2079220650Smav} 2080220650Smav 2081195534Sscottl#endif /* _KERNEL */ 2082