ata_da.c revision 268815
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: stable/10/sys/cam/ata/ata_da.c 268815 2014-07-17 22:58:05Z imp $"); 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, 83260387Sscottl 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]; 127260387Sscottl TAILQ_HEAD(, bio) bps; 128201139Smav}; 129201139Smav 130195534Sscottlstruct ada_softc { 131195534Sscottl struct bio_queue_head bio_queue; 132201139Smav struct bio_queue_head trim_queue; 133260387Sscottl int outstanding_cmds; /* Number of active commands */ 134260387Sscottl int refcount; /* Active xpt_action() calls */ 135195534Sscottl ada_state state; 136260387Sscottl 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 /* 294260475Smav * Corsair Neutron GTX SSDs 295260475Smav * 4k optimised & trim only works in 4k requests + 4k aligned 296260475Smav */ 297260475Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "Corsair Neutron GTX*", "*" }, 298260475Smav /*quirks*/ADA_Q_4K 299260475Smav }, 300260475Smav { 301260475Smav /* 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; 639260387Sscottl 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 && 648260387Sscottl (periph->flags & CAM_PERIPH_INVALID) == 0 && 649260387Sscottl 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); 673260387Sscottl cam_periph_unhold(periph); 674195534Sscottl } 675195534Sscottl 676195534Sscottl softc->flags &= ~ADA_FLAG_OPEN; 677260387Sscottl 678260387Sscottl while (softc->refcount != 0) 679260387Sscottl 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))) { 696260387Sscottl 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 */ 730268815Simp if (bp->bio_cmd == BIO_DELETE) { 731268815Simp KASSERT((softc->flags & ADA_FLAG_CAN_TRIM) || 732268815Simp ((softc->flags & ADA_FLAG_CAN_CFA) && 733268815Simp !(softc->flags & ADA_FLAG_CAN_48BIT)), 734268815Simp ("BIO_DELETE but no supported TRIM method.")); 735248922Ssmh if (ADA_SIO) 736248922Ssmh bioq_disksort(&softc->trim_queue, bp); 737248922Ssmh else 738248922Ssmh bioq_insert_tail(&softc->trim_queue, bp); 739248922Ssmh } else { 740248922Ssmh if (ADA_SIO) 741248922Ssmh bioq_disksort(&softc->bio_queue, bp); 742248922Ssmh else 743248922Ssmh bioq_insert_tail(&softc->bio_queue, bp); 744248922Ssmh } 745195534Sscottl 746195534Sscottl /* 747195534Sscottl * Schedule ourselves for performing the work. 748195534Sscottl */ 749201139Smav adaschedule(periph); 750195534Sscottl cam_periph_unlock(periph); 751195534Sscottl 752195534Sscottl return; 753195534Sscottl} 754195534Sscottl 755195534Sscottlstatic int 756195534Sscottladadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 757195534Sscottl{ 758195534Sscottl struct cam_periph *periph; 759195534Sscottl struct ada_softc *softc; 760195534Sscottl u_int secsize; 761195534Sscottl union ccb ccb; 762195534Sscottl struct disk *dp; 763195534Sscottl uint64_t lba; 764195534Sscottl uint16_t count; 765236814Smav int error = 0; 766195534Sscottl 767195534Sscottl dp = arg; 768195534Sscottl periph = dp->d_drv1; 769195534Sscottl softc = (struct ada_softc *)periph->softc; 770195534Sscottl cam_periph_lock(periph); 771195534Sscottl secsize = softc->params.secsize; 772195534Sscottl lba = offset / secsize; 773195534Sscottl count = length / secsize; 774195534Sscottl 775249981Smav if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 776195534Sscottl cam_periph_unlock(periph); 777195534Sscottl return (ENXIO); 778195534Sscottl } 779195534Sscottl 780195534Sscottl if (length > 0) { 781198382Smav xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 782195534Sscottl ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 783195534Sscottl cam_fill_ataio(&ccb.ataio, 784195534Sscottl 0, 785195534Sscottl adadone, 786195534Sscottl CAM_DIR_OUT, 787195534Sscottl 0, 788195534Sscottl (u_int8_t *) virtual, 789195534Sscottl length, 790195534Sscottl ada_default_timeout*1000); 791195534Sscottl if ((softc->flags & ADA_FLAG_CAN_48BIT) && 792195534Sscottl (lba + count >= ATA_MAX_28BIT_LBA || 793195534Sscottl count >= 256)) { 794195534Sscottl ata_48bit_cmd(&ccb.ataio, ATA_WRITE_DMA48, 795195534Sscottl 0, lba, count); 796195534Sscottl } else { 797196659Smav ata_28bit_cmd(&ccb.ataio, ATA_WRITE_DMA, 798195534Sscottl 0, lba, count); 799195534Sscottl } 800195534Sscottl xpt_polled_action(&ccb); 801195534Sscottl 802236814Smav error = cam_periph_error(&ccb, 803236814Smav 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 804236814Smav if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 805236814Smav cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 806236814Smav /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 807236814Smav if (error != 0) 808195534Sscottl printf("Aborting dump due to I/O error.\n"); 809236814Smav 810195534Sscottl cam_periph_unlock(periph); 811236814Smav return (error); 812195534Sscottl } 813195534Sscottl 814195534Sscottl if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 815198382Smav xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 816195534Sscottl 817195534Sscottl ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 818195534Sscottl cam_fill_ataio(&ccb.ataio, 819236814Smav 0, 820195534Sscottl adadone, 821195534Sscottl CAM_DIR_NONE, 822195534Sscottl 0, 823195534Sscottl NULL, 824195534Sscottl 0, 825195534Sscottl ada_default_timeout*1000); 826195534Sscottl 827195534Sscottl if (softc->flags & ADA_FLAG_CAN_48BIT) 828195534Sscottl ata_48bit_cmd(&ccb.ataio, ATA_FLUSHCACHE48, 0, 0, 0); 829195534Sscottl else 830196659Smav ata_28bit_cmd(&ccb.ataio, ATA_FLUSHCACHE, 0, 0, 0); 831195534Sscottl xpt_polled_action(&ccb); 832195534Sscottl 833236814Smav error = cam_periph_error(&ccb, 834236814Smav 0, SF_NO_RECOVERY | SF_NO_RETRY, NULL); 835236814Smav if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 836236814Smav cam_release_devq(ccb.ccb_h.path, /*relsim_flags*/0, 837236814Smav /*reduction*/0, /*timeout*/0, /*getcount_only*/0); 838236814Smav if (error != 0) 839195534Sscottl xpt_print(periph->path, "Synchronize cache failed\n"); 840195534Sscottl } 841195534Sscottl cam_periph_unlock(periph); 842236814Smav return (error); 843195534Sscottl} 844195534Sscottl 845195534Sscottlstatic void 846195534Sscottladainit(void) 847195534Sscottl{ 848195534Sscottl cam_status status; 849195534Sscottl 850195534Sscottl /* 851195534Sscottl * Install a global async callback. This callback will 852195534Sscottl * receive async callbacks like "new device found". 853195534Sscottl */ 854195534Sscottl status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 855195534Sscottl 856195534Sscottl if (status != CAM_REQ_CMP) { 857195534Sscottl printf("ada: Failed to attach master async callback " 858195534Sscottl "due to status 0x%x!\n", status); 859195534Sscottl } else if (ada_send_ordered) { 860195534Sscottl 861220650Smav /* Register our event handlers */ 862220650Smav if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 863220650Smav NULL, EVENTHANDLER_PRI_LAST)) == NULL) 864220650Smav printf("adainit: power event registration failed!\n"); 865220650Smav if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 866220650Smav NULL, EVENTHANDLER_PRI_LAST)) == NULL) 867220650Smav printf("adainit: power event registration failed!\n"); 868220650Smav if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 869195534Sscottl NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 870195534Sscottl printf("adainit: shutdown event registration failed!\n"); 871195534Sscottl } 872195534Sscottl} 873195534Sscottl 874249347Sken/* 875249347Sken * Callback from GEOM, called when it has finished cleaning up its 876249347Sken * resources. 877249347Sken */ 878195534Sscottlstatic void 879249347Skenadadiskgonecb(struct disk *dp) 880249347Sken{ 881249347Sken struct cam_periph *periph; 882249347Sken 883249347Sken periph = (struct cam_periph *)dp->d_drv1; 884249347Sken 885249347Sken cam_periph_release(periph); 886249347Sken} 887249347Sken 888249347Skenstatic void 889195534Sscottladaoninvalidate(struct cam_periph *periph) 890195534Sscottl{ 891195534Sscottl struct ada_softc *softc; 892195534Sscottl 893195534Sscottl softc = (struct ada_softc *)periph->softc; 894195534Sscottl 895195534Sscottl /* 896195534Sscottl * De-register any async callbacks. 897195534Sscottl */ 898195534Sscottl xpt_register_async(0, adaasync, periph, periph->path); 899195534Sscottl 900195534Sscottl /* 901195534Sscottl * Return all queued I/O with ENXIO. 902195534Sscottl * XXX Handle any transactions queued to the card 903195534Sscottl * with XPT_ABORT_CCB. 904195534Sscottl */ 905195534Sscottl bioq_flush(&softc->bio_queue, NULL, ENXIO); 906201139Smav bioq_flush(&softc->trim_queue, NULL, ENXIO); 907195534Sscottl 908195534Sscottl disk_gone(softc->disk); 909195534Sscottl} 910195534Sscottl 911195534Sscottlstatic void 912195534Sscottladacleanup(struct cam_periph *periph) 913195534Sscottl{ 914195534Sscottl struct ada_softc *softc; 915195534Sscottl 916195534Sscottl softc = (struct ada_softc *)periph->softc; 917195534Sscottl 918195534Sscottl cam_periph_unlock(periph); 919195534Sscottl 920195534Sscottl /* 921195534Sscottl * If we can't free the sysctl tree, oh well... 922195534Sscottl */ 923195534Sscottl if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0 924195534Sscottl && sysctl_ctx_free(&softc->sysctl_ctx) != 0) { 925195534Sscottl xpt_print(periph->path, "can't remove sysctl context\n"); 926195534Sscottl } 927195534Sscottl 928195534Sscottl disk_destroy(softc->disk); 929195534Sscottl callout_drain(&softc->sendordered_c); 930195534Sscottl free(softc, M_DEVBUF); 931195534Sscottl cam_periph_lock(periph); 932195534Sscottl} 933195534Sscottl 934195534Sscottlstatic void 935195534Sscottladaasync(void *callback_arg, u_int32_t code, 936195534Sscottl struct cam_path *path, void *arg) 937195534Sscottl{ 938236393Smav struct ccb_getdev cgd; 939195534Sscottl struct cam_periph *periph; 940220412Smav struct ada_softc *softc; 941195534Sscottl 942195534Sscottl periph = (struct cam_periph *)callback_arg; 943195534Sscottl switch (code) { 944195534Sscottl case AC_FOUND_DEVICE: 945195534Sscottl { 946195534Sscottl struct ccb_getdev *cgd; 947195534Sscottl cam_status status; 948195534Sscottl 949195534Sscottl cgd = (struct ccb_getdev *)arg; 950195534Sscottl if (cgd == NULL) 951195534Sscottl break; 952195534Sscottl 953195534Sscottl if (cgd->protocol != PROTO_ATA) 954195534Sscottl break; 955195534Sscottl 956195534Sscottl /* 957195534Sscottl * Allocate a peripheral instance for 958195534Sscottl * this device and start the probe 959195534Sscottl * process. 960195534Sscottl */ 961195534Sscottl status = cam_periph_alloc(adaregister, adaoninvalidate, 962195534Sscottl adacleanup, adastart, 963195534Sscottl "ada", CAM_PERIPH_BIO, 964260387Sscottl path, adaasync, 965195534Sscottl AC_FOUND_DEVICE, cgd); 966195534Sscottl 967195534Sscottl if (status != CAM_REQ_CMP 968195534Sscottl && status != CAM_REQ_INPROG) 969195534Sscottl printf("adaasync: Unable to attach to new device " 970195534Sscottl "due to status 0x%x\n", status); 971195534Sscottl break; 972195534Sscottl } 973236393Smav case AC_GETDEV_CHANGED: 974236393Smav { 975236393Smav softc = (struct ada_softc *)periph->softc; 976236393Smav xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 977236393Smav cgd.ccb_h.func_code = XPT_GDEV_TYPE; 978236393Smav xpt_action((union ccb *)&cgd); 979236393Smav 980236393Smav if ((cgd.ident_data.capabilities1 & ATA_SUPPORT_DMA) && 981236393Smav (cgd.inq_flags & SID_DMA)) 982236393Smav softc->flags |= ADA_FLAG_CAN_DMA; 983236393Smav else 984236393Smav softc->flags &= ~ADA_FLAG_CAN_DMA; 985249199Smarius if (cgd.ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 986249199Smarius softc->flags |= ADA_FLAG_CAN_48BIT; 987249199Smarius if (cgd.inq_flags & SID_DMA48) 988249199Smarius softc->flags |= ADA_FLAG_CAN_DMA48; 989249199Smarius else 990249199Smarius softc->flags &= ~ADA_FLAG_CAN_DMA48; 991249199Smarius } else 992249199Smarius softc->flags &= ~(ADA_FLAG_CAN_48BIT | 993249199Smarius ADA_FLAG_CAN_DMA48); 994236393Smav if ((cgd.ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 995236393Smav (cgd.inq_flags & SID_DMA) && (cgd.inq_flags & SID_CmdQue)) 996236393Smav softc->flags |= ADA_FLAG_CAN_NCQ; 997236393Smav else 998236393Smav softc->flags &= ~ADA_FLAG_CAN_NCQ; 999236393Smav if ((cgd.ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1000236393Smav (cgd.inq_flags & SID_DMA)) 1001236393Smav softc->flags |= ADA_FLAG_CAN_TRIM; 1002236393Smav else 1003236393Smav softc->flags &= ~ADA_FLAG_CAN_TRIM; 1004236393Smav 1005236393Smav cam_periph_async(periph, code, path, arg); 1006236393Smav break; 1007236393Smav } 1008235897Smav case AC_ADVINFO_CHANGED: 1009235897Smav { 1010235897Smav uintptr_t buftype; 1011235897Smav 1012235897Smav buftype = (uintptr_t)arg; 1013235897Smav if (buftype == CDAI_TYPE_PHYS_PATH) { 1014235897Smav struct ada_softc *softc; 1015235897Smav 1016235897Smav softc = periph->softc; 1017235897Smav disk_attr_changed(softc->disk, "GEOM::physpath", 1018235897Smav M_NOWAIT); 1019235897Smav } 1020235897Smav break; 1021235897Smav } 1022220412Smav case AC_SENT_BDR: 1023220412Smav case AC_BUS_RESET: 1024220412Smav { 1025220412Smav softc = (struct ada_softc *)periph->softc; 1026220412Smav cam_periph_async(periph, code, path, arg); 1027220412Smav if (softc->state != ADA_STATE_NORMAL) 1028220412Smav break; 1029220454Smav xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1030220412Smav cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1031220412Smav xpt_action((union ccb *)&cgd); 1032224497Smav if (ADA_RA >= 0 && 1033224497Smav cgd.ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) 1034224497Smav softc->state = ADA_STATE_RAHEAD; 1035224497Smav else if (ADA_WC >= 0 && 1036224497Smav cgd.ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) 1037224497Smav softc->state = ADA_STATE_WCACHE; 1038224497Smav else 1039224497Smav break; 1040260387Sscottl if (cam_periph_acquire(periph) != CAM_REQ_CMP) 1041260387Sscottl softc->state = ADA_STATE_NORMAL; 1042260387Sscottl else 1043260387Sscottl xpt_schedule(periph, CAM_PRIORITY_DEV); 1044220412Smav } 1045195534Sscottl default: 1046195534Sscottl cam_periph_async(periph, code, path, arg); 1047195534Sscottl break; 1048195534Sscottl } 1049195534Sscottl} 1050195534Sscottl 1051195534Sscottlstatic void 1052195534Sscottladasysctlinit(void *context, int pending) 1053195534Sscottl{ 1054195534Sscottl struct cam_periph *periph; 1055195534Sscottl struct ada_softc *softc; 1056195534Sscottl char tmpstr[80], tmpstr2[80]; 1057195534Sscottl 1058195534Sscottl periph = (struct cam_periph *)context; 1059220454Smav 1060220454Smav /* periph was held for us when this task was enqueued */ 1061249981Smav if ((periph->flags & CAM_PERIPH_INVALID) != 0) { 1062220454Smav cam_periph_release(periph); 1063195534Sscottl return; 1064220454Smav } 1065195534Sscottl 1066195534Sscottl softc = (struct ada_softc *)periph->softc; 1067195534Sscottl snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d", periph->unit_number); 1068195534Sscottl snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1069195534Sscottl 1070195534Sscottl sysctl_ctx_init(&softc->sysctl_ctx); 1071195534Sscottl softc->flags |= ADA_FLAG_SCTX_INIT; 1072195534Sscottl softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx, 1073195534Sscottl SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 1074195534Sscottl CTLFLAG_RD, 0, tmpstr); 1075195534Sscottl if (softc->sysctl_tree == NULL) { 1076195534Sscottl printf("adasysctlinit: unable to allocate sysctl tree\n"); 1077195534Sscottl cam_periph_release(periph); 1078195534Sscottl return; 1079195534Sscottl } 1080195534Sscottl 1081220454Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1082224497Smav OID_AUTO, "read_ahead", CTLFLAG_RW | CTLFLAG_MPSAFE, 1083224497Smav &softc->read_ahead, 0, "Enable disk read ahead."); 1084224497Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1085220454Smav OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 1086220454Smav &softc->write_cache, 0, "Enable disk write cache."); 1087248922Ssmh SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1088248922Ssmh OID_AUTO, "sort_io_queue", CTLFLAG_RW | CTLFLAG_MPSAFE, 1089248922Ssmh &softc->sort_io_queue, 0, 1090248922Ssmh "Sort IO queue to try and optimise disk access patterns"); 1091220454Smav#ifdef ADA_TEST_FAILURE 1092220454Smav /* 1093220454Smav * Add a 'door bell' sysctl which allows one to set it from userland 1094220454Smav * and cause something bad to happen. For the moment, we only allow 1095220454Smav * whacking the next read or write. 1096220454Smav */ 1097220454Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1098220454Smav OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1099220454Smav &softc->force_read_error, 0, 1100220454Smav "Force a read error for the next N reads."); 1101220454Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1102220454Smav OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1103220454Smav &softc->force_write_error, 0, 1104220454Smav "Force a write error for the next N writes."); 1105220454Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 1106220454Smav OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 1107220454Smav &softc->periodic_read_error, 0, 1108220454Smav "Force a read error every N reads (don't set too low)."); 1109220454Smav#endif 1110195534Sscottl cam_periph_release(periph); 1111195534Sscottl} 1112195534Sscottl 1113223089Sgibbsstatic int 1114223089Sgibbsadagetattr(struct bio *bp) 1115223089Sgibbs{ 1116241485Smav int ret; 1117223089Sgibbs struct cam_periph *periph; 1118223089Sgibbs 1119223089Sgibbs periph = (struct cam_periph *)bp->bio_disk->d_drv1; 1120241485Smav cam_periph_lock(periph); 1121223089Sgibbs ret = xpt_getattr(bp->bio_data, bp->bio_length, bp->bio_attribute, 1122223089Sgibbs periph->path); 1123241485Smav cam_periph_unlock(periph); 1124223089Sgibbs if (ret == 0) 1125223089Sgibbs bp->bio_completed = bp->bio_length; 1126223089Sgibbs return ret; 1127223089Sgibbs} 1128223089Sgibbs 1129195534Sscottlstatic cam_status 1130195534Sscottladaregister(struct cam_periph *periph, void *arg) 1131195534Sscottl{ 1132195534Sscottl struct ada_softc *softc; 1133195534Sscottl struct ccb_pathinq cpi; 1134195534Sscottl struct ccb_getdev *cgd; 1135221071Smav char announce_buf[80], buf1[32]; 1136195534Sscottl struct disk_params *dp; 1137195534Sscottl caddr_t match; 1138195534Sscottl u_int maxio; 1139222520Smav int legacy_id, quirks; 1140195534Sscottl 1141195534Sscottl cgd = (struct ccb_getdev *)arg; 1142195534Sscottl if (cgd == NULL) { 1143195534Sscottl printf("adaregister: no getdev CCB, can't register device\n"); 1144195534Sscottl return(CAM_REQ_CMP_ERR); 1145195534Sscottl } 1146195534Sscottl 1147195534Sscottl softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 1148195534Sscottl M_NOWAIT|M_ZERO); 1149195534Sscottl 1150195534Sscottl if (softc == NULL) { 1151195534Sscottl printf("adaregister: Unable to probe new device. " 1152198328Smav "Unable to allocate softc\n"); 1153195534Sscottl return(CAM_REQ_CMP_ERR); 1154195534Sscottl } 1155195534Sscottl 1156195534Sscottl bioq_init(&softc->bio_queue); 1157201139Smav bioq_init(&softc->trim_queue); 1158195534Sscottl 1159236393Smav if ((cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA) && 1160220886Smav (cgd->inq_flags & SID_DMA)) 1161198328Smav softc->flags |= ADA_FLAG_CAN_DMA; 1162249199Smarius if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) { 1163195534Sscottl softc->flags |= ADA_FLAG_CAN_48BIT; 1164249199Smarius if (cgd->inq_flags & SID_DMA48) 1165249199Smarius softc->flags |= ADA_FLAG_CAN_DMA48; 1166249199Smarius } 1167195534Sscottl if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 1168195534Sscottl softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 1169214279Sbrucec if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 1170214279Sbrucec softc->flags |= ADA_FLAG_CAN_POWERMGT; 1171236393Smav if ((cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ) && 1172220886Smav (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 1173195534Sscottl softc->flags |= ADA_FLAG_CAN_NCQ; 1174236393Smav if ((cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) && 1175236393Smav (cgd->inq_flags & SID_DMA)) { 1176201139Smav softc->flags |= ADA_FLAG_CAN_TRIM; 1177201139Smav softc->trim_max_ranges = TRIM_MAX_RANGES; 1178201139Smav if (cgd->ident_data.max_dsm_blocks != 0) { 1179201139Smav softc->trim_max_ranges = 1180249934Ssmh min(cgd->ident_data.max_dsm_blocks * 1181249934Ssmh ATA_DSM_BLK_RANGES, softc->trim_max_ranges); 1182201139Smav } 1183201139Smav } 1184201139Smav if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 1185201139Smav softc->flags |= ADA_FLAG_CAN_CFA; 1186195534Sscottl 1187195534Sscottl periph->softc = softc; 1188195534Sscottl 1189195534Sscottl /* 1190195534Sscottl * See if this device has any quirks. 1191195534Sscottl */ 1192199178Smav match = cam_quirkmatch((caddr_t)&cgd->ident_data, 1193199178Smav (caddr_t)ada_quirk_table, 1194199178Smav sizeof(ada_quirk_table)/sizeof(*ada_quirk_table), 1195199178Smav sizeof(*ada_quirk_table), ata_identify_match); 1196195534Sscottl if (match != NULL) 1197195534Sscottl softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 1198195534Sscottl else 1199195534Sscottl softc->quirks = ADA_Q_NONE; 1200195534Sscottl 1201195534Sscottl bzero(&cpi, sizeof(cpi)); 1202203108Smav xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NONE); 1203195534Sscottl cpi.ccb_h.func_code = XPT_PATH_INQ; 1204195534Sscottl xpt_action((union ccb *)&cpi); 1205195534Sscottl 1206195534Sscottl TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 1207195534Sscottl 1208195534Sscottl /* 1209195534Sscottl * Register this media as a disk 1210195534Sscottl */ 1211220618Smav (void)cam_periph_hold(periph, PRIBIO); 1212249106Smav cam_periph_unlock(periph); 1213222520Smav snprintf(announce_buf, sizeof(announce_buf), 1214222520Smav "kern.cam.ada.%d.quirks", periph->unit_number); 1215222520Smav quirks = softc->quirks; 1216222520Smav TUNABLE_INT_FETCH(announce_buf, &quirks); 1217222520Smav softc->quirks = quirks; 1218224497Smav softc->read_ahead = -1; 1219224497Smav snprintf(announce_buf, sizeof(announce_buf), 1220224497Smav "kern.cam.ada.%d.read_ahead", periph->unit_number); 1221224497Smav TUNABLE_INT_FETCH(announce_buf, &softc->read_ahead); 1222220618Smav softc->write_cache = -1; 1223220618Smav snprintf(announce_buf, sizeof(announce_buf), 1224220618Smav "kern.cam.ada.%d.write_cache", periph->unit_number); 1225220618Smav TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 1226250033Ssmh /* Disable queue sorting for non-rotational media by default. */ 1227249941Ssmh if (cgd->ident_data.media_rotation_rate == 1) 1228249941Ssmh softc->sort_io_queue = 0; 1229249941Ssmh else 1230249941Ssmh softc->sort_io_queue = -1; 1231198897Smav adagetparams(periph, cgd); 1232195534Sscottl softc->disk = disk_alloc(); 1233220644Smav softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 1234220644Smav periph->unit_number, softc->params.secsize, 1235220644Smav DEVSTAT_ALL_SUPPORTED, 1236220644Smav DEVSTAT_TYPE_DIRECT | 1237220644Smav XPORT_DEVSTAT_TYPE(cpi.transport), 1238220644Smav DEVSTAT_PRIORITY_DISK); 1239195534Sscottl softc->disk->d_open = adaopen; 1240195534Sscottl softc->disk->d_close = adaclose; 1241195534Sscottl softc->disk->d_strategy = adastrategy; 1242223089Sgibbs softc->disk->d_getattr = adagetattr; 1243195534Sscottl softc->disk->d_dump = adadump; 1244249347Sken softc->disk->d_gone = adadiskgonecb; 1245195534Sscottl softc->disk->d_name = "ada"; 1246195534Sscottl softc->disk->d_drv1 = periph; 1247195534Sscottl maxio = cpi.maxio; /* Honor max I/O size of SIM */ 1248195534Sscottl if (maxio == 0) 1249195534Sscottl maxio = DFLTPHYS; /* traditional default */ 1250195534Sscottl else if (maxio > MAXPHYS) 1251195534Sscottl maxio = MAXPHYS; /* for safety */ 1252201139Smav if (softc->flags & ADA_FLAG_CAN_48BIT) 1253198897Smav maxio = min(maxio, 65536 * softc->params.secsize); 1254195534Sscottl else /* 28bit ATA command limit */ 1255198897Smav maxio = min(maxio, 256 * softc->params.secsize); 1256195534Sscottl softc->disk->d_maxsize = maxio; 1257195534Sscottl softc->disk->d_unit = periph->unit_number; 1258260385Sscottl softc->disk->d_flags = DISKFLAG_DIRECT_COMPLETION; 1259195534Sscottl if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) 1260195534Sscottl softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 1261249934Ssmh if (softc->flags & ADA_FLAG_CAN_TRIM) { 1262201139Smav softc->disk->d_flags |= DISKFLAG_CANDELETE; 1263249940Ssmh softc->disk->d_delmaxsize = softc->params.secsize * 1264249940Ssmh ATA_DSM_RANGE_MAX * 1265249940Ssmh softc->trim_max_ranges; 1266249934Ssmh } else if ((softc->flags & ADA_FLAG_CAN_CFA) && 1267249934Ssmh !(softc->flags & ADA_FLAG_CAN_48BIT)) { 1268249934Ssmh softc->disk->d_flags |= DISKFLAG_CANDELETE; 1269249940Ssmh softc->disk->d_delmaxsize = 256 * softc->params.secsize; 1270249940Ssmh } else 1271249940Ssmh softc->disk->d_delmaxsize = maxio; 1272248519Skib if ((cpi.hba_misc & PIM_UNMAPPED) != 0) 1273248519Skib softc->disk->d_flags |= DISKFLAG_UNMAPPED_BIO; 1274219056Snwhitehorn strlcpy(softc->disk->d_descr, cgd->ident_data.model, 1275219056Snwhitehorn MIN(sizeof(softc->disk->d_descr), sizeof(cgd->ident_data.model))); 1276241305Savg strlcpy(softc->disk->d_ident, cgd->ident_data.serial, 1277241305Savg MIN(sizeof(softc->disk->d_ident), sizeof(cgd->ident_data.serial))); 1278210471Smav softc->disk->d_hba_vendor = cpi.hba_vendor; 1279210471Smav softc->disk->d_hba_device = cpi.hba_device; 1280210471Smav softc->disk->d_hba_subvendor = cpi.hba_subvendor; 1281210471Smav softc->disk->d_hba_subdevice = cpi.hba_subdevice; 1282195534Sscottl 1283195534Sscottl softc->disk->d_sectorsize = softc->params.secsize; 1284198897Smav softc->disk->d_mediasize = (off_t)softc->params.sectors * 1285198897Smav softc->params.secsize; 1286200969Smav if (ata_physical_sector_size(&cgd->ident_data) != 1287200969Smav softc->params.secsize) { 1288200969Smav softc->disk->d_stripesize = 1289200969Smav ata_physical_sector_size(&cgd->ident_data); 1290200969Smav softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 1291200969Smav ata_logical_sector_offset(&cgd->ident_data)) % 1292200969Smav softc->disk->d_stripesize; 1293222520Smav } else if (softc->quirks & ADA_Q_4K) { 1294222520Smav softc->disk->d_stripesize = 4096; 1295222520Smav softc->disk->d_stripeoffset = 0; 1296200969Smav } 1297195534Sscottl softc->disk->d_fwsectors = softc->params.secs_per_track; 1298195534Sscottl softc->disk->d_fwheads = softc->params.heads; 1299208349Smarius ata_disk_firmware_geom_adjust(softc->disk); 1300195534Sscottl 1301221071Smav if (ada_legacy_aliases) { 1302221071Smav#ifdef ATA_STATIC_ID 1303221071Smav legacy_id = xpt_path_legacy_ata_id(periph->path); 1304221071Smav#else 1305221071Smav legacy_id = softc->disk->d_unit; 1306221071Smav#endif 1307221071Smav if (legacy_id >= 0) { 1308221071Smav snprintf(announce_buf, sizeof(announce_buf), 1309221071Smav "kern.devalias.%s%d", 1310221071Smav softc->disk->d_name, softc->disk->d_unit); 1311221071Smav snprintf(buf1, sizeof(buf1), 1312221071Smav "ad%d", legacy_id); 1313221071Smav setenv(announce_buf, buf1); 1314221071Smav } 1315221071Smav } else 1316221071Smav legacy_id = -1; 1317249347Sken /* 1318249347Sken * Acquire a reference to the periph before we register with GEOM. 1319249347Sken * We'll release this reference once GEOM calls us back (via 1320249347Sken * adadiskgonecb()) telling us that our provider has been freed. 1321249347Sken */ 1322249347Sken if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 1323249347Sken xpt_print(periph->path, "%s: lost periph during " 1324249347Sken "registration!\n", __func__); 1325249347Sken cam_periph_lock(periph); 1326249347Sken return (CAM_REQ_CMP_ERR); 1327249347Sken } 1328195534Sscottl disk_create(softc->disk, DISK_VERSION); 1329249106Smav cam_periph_lock(periph); 1330220618Smav cam_periph_unhold(periph); 1331195534Sscottl 1332195534Sscottl dp = &softc->params; 1333195534Sscottl snprintf(announce_buf, sizeof(announce_buf), 1334195534Sscottl "%juMB (%ju %u byte sectors: %dH %dS/T %dC)", 1335195534Sscottl (uintmax_t)(((uintmax_t)dp->secsize * 1336195534Sscottl dp->sectors) / (1024*1024)), 1337195534Sscottl (uintmax_t)dp->sectors, 1338195534Sscottl dp->secsize, dp->heads, 1339195534Sscottl dp->secs_per_track, dp->cylinders); 1340195534Sscottl xpt_announce_periph(periph, announce_buf); 1341250792Ssmh xpt_announce_quirks(periph, softc->quirks, ADA_Q_BIT_STRING); 1342221071Smav if (legacy_id >= 0) 1343221071Smav printf("%s%d: Previously was known as ad%d\n", 1344221071Smav periph->periph_name, periph->unit_number, legacy_id); 1345220454Smav 1346195534Sscottl /* 1347220454Smav * Create our sysctl variables, now that we know 1348220454Smav * we have successfully attached. 1349220454Smav */ 1350260387Sscottl if (cam_periph_acquire(periph) == CAM_REQ_CMP) 1351260387Sscottl taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1352220454Smav 1353220454Smav /* 1354195534Sscottl * Add async callbacks for bus reset and 1355195534Sscottl * bus device reset calls. I don't bother 1356195534Sscottl * checking if this fails as, in most cases, 1357195534Sscottl * the system will function just fine without 1358195534Sscottl * them and the only alternative would be to 1359195534Sscottl * not attach the device on failure. 1360195534Sscottl */ 1361235897Smav xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 1362236393Smav AC_GETDEV_CHANGED | AC_ADVINFO_CHANGED, 1363236393Smav adaasync, periph, periph->path); 1364195534Sscottl 1365195534Sscottl /* 1366195534Sscottl * Schedule a periodic event to occasionally send an 1367195534Sscottl * ordered tag to a device. 1368195534Sscottl */ 1369260387Sscottl callout_init_mtx(&softc->sendordered_c, cam_periph_mtx(periph), 0); 1370195534Sscottl callout_reset(&softc->sendordered_c, 1371230921Smav (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1372195534Sscottl adasendorderedtag, softc); 1373195534Sscottl 1374224497Smav if (ADA_RA >= 0 && 1375224497Smav cgd->ident_data.support.command1 & ATA_SUPPORT_LOOKAHEAD) { 1376224497Smav softc->state = ADA_STATE_RAHEAD; 1377224497Smav } else if (ADA_WC >= 0 && 1378220412Smav cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) { 1379220412Smav softc->state = ADA_STATE_WCACHE; 1380260387Sscottl } else { 1381260387Sscottl softc->state = ADA_STATE_NORMAL; 1382260387Sscottl return(CAM_REQ_CMP); 1383260387Sscottl } 1384260387Sscottl if (cam_periph_acquire(periph) != CAM_REQ_CMP) 1385260387Sscottl softc->state = ADA_STATE_NORMAL; 1386260387Sscottl else 1387220412Smav xpt_schedule(periph, CAM_PRIORITY_DEV); 1388195534Sscottl return(CAM_REQ_CMP); 1389195534Sscottl} 1390195534Sscottl 1391195534Sscottlstatic void 1392268815Simpada_dsmtrim(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1393268815Simp{ 1394268815Simp struct trim_request *req = &softc->trim_req; 1395268815Simp uint64_t lastlba = (uint64_t)-1; 1396268815Simp int c, lastcount = 0, off, ranges = 0; 1397268815Simp 1398268815Simp bzero(req, sizeof(*req)); 1399268815Simp TAILQ_INIT(&req->bps); 1400268815Simp do { 1401268815Simp uint64_t lba = bp->bio_pblkno; 1402268815Simp int count = bp->bio_bcount / softc->params.secsize; 1403268815Simp 1404268815Simp bioq_remove(&softc->trim_queue, bp); 1405268815Simp 1406268815Simp /* Try to extend the previous range. */ 1407268815Simp if (lba == lastlba) { 1408268815Simp c = min(count, ATA_DSM_RANGE_MAX - lastcount); 1409268815Simp lastcount += c; 1410268815Simp off = (ranges - 1) * ATA_DSM_RANGE_SIZE; 1411268815Simp req->data[off + 6] = lastcount & 0xff; 1412268815Simp req->data[off + 7] = 1413268815Simp (lastcount >> 8) & 0xff; 1414268815Simp count -= c; 1415268815Simp lba += c; 1416268815Simp } 1417268815Simp 1418268815Simp while (count > 0) { 1419268815Simp c = min(count, ATA_DSM_RANGE_MAX); 1420268815Simp off = ranges * ATA_DSM_RANGE_SIZE; 1421268815Simp req->data[off + 0] = lba & 0xff; 1422268815Simp req->data[off + 1] = (lba >> 8) & 0xff; 1423268815Simp req->data[off + 2] = (lba >> 16) & 0xff; 1424268815Simp req->data[off + 3] = (lba >> 24) & 0xff; 1425268815Simp req->data[off + 4] = (lba >> 32) & 0xff; 1426268815Simp req->data[off + 5] = (lba >> 40) & 0xff; 1427268815Simp req->data[off + 6] = c & 0xff; 1428268815Simp req->data[off + 7] = (c >> 8) & 0xff; 1429268815Simp lba += c; 1430268815Simp count -= c; 1431268815Simp lastcount = c; 1432268815Simp ranges++; 1433268815Simp /* 1434268815Simp * Its the caller's responsibility to ensure the 1435268815Simp * request will fit so we don't need to check for 1436268815Simp * overrun here 1437268815Simp */ 1438268815Simp } 1439268815Simp lastlba = lba; 1440268815Simp TAILQ_INSERT_TAIL(&req->bps, bp, bio_queue); 1441268815Simp bp = bioq_first(&softc->trim_queue); 1442268815Simp if (bp == NULL || 1443268815Simp bp->bio_bcount / softc->params.secsize > 1444268815Simp (softc->trim_max_ranges - ranges) * ATA_DSM_RANGE_MAX) 1445268815Simp break; 1446268815Simp } while (1); 1447268815Simp cam_fill_ataio(ataio, 1448268815Simp ada_retry_count, 1449268815Simp adadone, 1450268815Simp CAM_DIR_OUT, 1451268815Simp 0, 1452268815Simp req->data, 1453268815Simp ((ranges + ATA_DSM_BLK_RANGES - 1) / 1454268815Simp ATA_DSM_BLK_RANGES) * ATA_DSM_BLK_SIZE, 1455268815Simp ada_default_timeout * 1000); 1456268815Simp ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 1457268815Simp ATA_DSM_TRIM, 0, (ranges + ATA_DSM_BLK_RANGES - 1458268815Simp 1) / ATA_DSM_BLK_RANGES); 1459268815Simp} 1460268815Simp 1461268815Simpstatic void 1462268815Simpada_cfaerase(struct ada_softc *softc, struct bio *bp, struct ccb_ataio *ataio) 1463268815Simp{ 1464268815Simp uint64_t lba = bp->bio_pblkno; 1465268815Simp uint16_t count = bp->bio_bcount / softc->params.secsize; 1466268815Simp 1467268815Simp cam_fill_ataio(ataio, 1468268815Simp ada_retry_count, 1469268815Simp adadone, 1470268815Simp CAM_DIR_NONE, 1471268815Simp 0, 1472268815Simp NULL, 1473268815Simp 0, 1474268815Simp ada_default_timeout*1000); 1475268815Simp 1476268815Simp if (count >= 256) 1477268815Simp count = 0; 1478268815Simp ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 1479268815Simp} 1480268815Simp 1481268815Simpstatic void 1482195534Sscottladastart(struct cam_periph *periph, union ccb *start_ccb) 1483195534Sscottl{ 1484198328Smav struct ada_softc *softc = (struct ada_softc *)periph->softc; 1485198328Smav struct ccb_ataio *ataio = &start_ccb->ataio; 1486195534Sscottl 1487236602Smav CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("adastart\n")); 1488236602Smav 1489195534Sscottl switch (softc->state) { 1490195534Sscottl case ADA_STATE_NORMAL: 1491195534Sscottl { 1492195534Sscottl struct bio *bp; 1493201139Smav u_int8_t tag_code; 1494195534Sscottl 1495201139Smav /* Run TRIM if not running yet. */ 1496201139Smav if (!softc->trim_running && 1497201139Smav (bp = bioq_first(&softc->trim_queue)) != 0) { 1498268815Simp if (softc->flags & ADA_FLAG_CAN_TRIM) { 1499268815Simp ada_dsmtrim(softc, bp, ataio); 1500268815Simp } else if ((softc->flags & ADA_FLAG_CAN_CFA) && 1501268815Simp !(softc->flags & ADA_FLAG_CAN_48BIT)) { 1502268815Simp ada_cfaerase(softc, bp, ataio); 1503268815Simp } else { 1504268815Simp panic("adastart: BIO_DELETE without method, not possible."); 1505268815Simp } 1506201139Smav softc->trim_running = 1; 1507201139Smav start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 1508260387Sscottl start_ccb->ccb_h.flags |= CAM_UNLOCKED; 1509201139Smav goto out; 1510201139Smav } 1511201139Smav /* Run regular command. */ 1512201139Smav bp = bioq_first(&softc->bio_queue); 1513201139Smav if (bp == NULL) { 1514195534Sscottl xpt_release_ccb(start_ccb); 1515201139Smav break; 1516201139Smav } 1517201139Smav bioq_remove(&softc->bio_queue, bp); 1518201139Smav 1519212160Sgibbs if ((bp->bio_flags & BIO_ORDERED) != 0 1520212160Sgibbs || (softc->flags & ADA_FLAG_NEED_OTAG) != 0) { 1521201139Smav softc->flags &= ~ADA_FLAG_NEED_OTAG; 1522260387Sscottl softc->flags |= ADA_FLAG_WAS_OTAG; 1523201139Smav tag_code = 0; 1524195534Sscottl } else { 1525201139Smav tag_code = 1; 1526201139Smav } 1527201139Smav switch (bp->bio_cmd) { 1528253724Smav case BIO_WRITE: 1529253724Smav softc->flags |= ADA_FLAG_DIRTY; 1530253724Smav /* FALLTHROUGH */ 1531201139Smav case BIO_READ: 1532201139Smav { 1533201139Smav uint64_t lba = bp->bio_pblkno; 1534201139Smav uint16_t count = bp->bio_bcount / softc->params.secsize; 1535220454Smav#ifdef ADA_TEST_FAILURE 1536220454Smav int fail = 0; 1537195534Sscottl 1538220454Smav /* 1539220454Smav * Support the failure ioctls. If the command is a 1540220454Smav * read, and there are pending forced read errors, or 1541220454Smav * if a write and pending write errors, then fail this 1542220454Smav * operation with EIO. This is useful for testing 1543220454Smav * purposes. Also, support having every Nth read fail. 1544220454Smav * 1545220454Smav * This is a rather blunt tool. 1546220454Smav */ 1547220454Smav if (bp->bio_cmd == BIO_READ) { 1548220454Smav if (softc->force_read_error) { 1549220454Smav softc->force_read_error--; 1550220454Smav fail = 1; 1551220454Smav } 1552220454Smav if (softc->periodic_read_error > 0) { 1553220454Smav if (++softc->periodic_read_count >= 1554220454Smav softc->periodic_read_error) { 1555220454Smav softc->periodic_read_count = 0; 1556220454Smav fail = 1; 1557220454Smav } 1558220454Smav } 1559220454Smav } else { 1560220454Smav if (softc->force_write_error) { 1561220454Smav softc->force_write_error--; 1562220454Smav fail = 1; 1563220454Smav } 1564220454Smav } 1565220454Smav if (fail) { 1566220454Smav bp->bio_error = EIO; 1567220454Smav bp->bio_flags |= BIO_ERROR; 1568220454Smav biodone(bp); 1569220454Smav xpt_release_ccb(start_ccb); 1570220454Smav adaschedule(periph); 1571220454Smav return; 1572220454Smav } 1573220454Smav#endif 1574248519Skib KASSERT((bp->bio_flags & BIO_UNMAPPED) == 0 || 1575248519Skib round_page(bp->bio_bcount + bp->bio_ma_offset) / 1576248519Skib PAGE_SIZE == bp->bio_ma_n, 1577248519Skib ("Short bio %p", bp)); 1578201139Smav cam_fill_ataio(ataio, 1579201139Smav ada_retry_count, 1580201139Smav adadone, 1581248519Skib (bp->bio_cmd == BIO_READ ? CAM_DIR_IN : 1582248519Skib CAM_DIR_OUT) | ((bp->bio_flags & BIO_UNMAPPED) 1583248519Skib != 0 ? CAM_DATA_BIO : 0), 1584201139Smav tag_code, 1585248519Skib ((bp->bio_flags & BIO_UNMAPPED) != 0) ? (void *)bp : 1586248519Skib bp->bio_data, 1587201139Smav bp->bio_bcount, 1588201139Smav ada_default_timeout*1000); 1589195534Sscottl 1590201139Smav if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 1591201139Smav if (bp->bio_cmd == BIO_READ) { 1592201139Smav ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 1593201139Smav lba, count); 1594201139Smav } else { 1595201139Smav ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 1596201139Smav lba, count); 1597201139Smav } 1598201139Smav } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1599201139Smav (lba + count >= ATA_MAX_28BIT_LBA || 1600201139Smav count > 256)) { 1601249199Smarius if (softc->flags & ADA_FLAG_CAN_DMA48) { 1602195534Sscottl if (bp->bio_cmd == BIO_READ) { 1603201139Smav ata_48bit_cmd(ataio, ATA_READ_DMA48, 1604201139Smav 0, lba, count); 1605195534Sscottl } else { 1606201139Smav ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 1607201139Smav 0, lba, count); 1608195534Sscottl } 1609201139Smav } else { 1610201139Smav if (bp->bio_cmd == BIO_READ) { 1611201139Smav ata_48bit_cmd(ataio, ATA_READ_MUL48, 1612201139Smav 0, lba, count); 1613195534Sscottl } else { 1614201139Smav ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 1615201139Smav 0, lba, count); 1616195534Sscottl } 1617201139Smav } 1618201139Smav } else { 1619201139Smav if (count == 256) 1620201139Smav count = 0; 1621201139Smav if (softc->flags & ADA_FLAG_CAN_DMA) { 1622201139Smav if (bp->bio_cmd == BIO_READ) { 1623201139Smav ata_28bit_cmd(ataio, ATA_READ_DMA, 1624201139Smav 0, lba, count); 1625201139Smav } else { 1626201139Smav ata_28bit_cmd(ataio, ATA_WRITE_DMA, 1627201139Smav 0, lba, count); 1628201139Smav } 1629195534Sscottl } else { 1630201139Smav if (bp->bio_cmd == BIO_READ) { 1631201139Smav ata_28bit_cmd(ataio, ATA_READ_MUL, 1632201139Smav 0, lba, count); 1633195534Sscottl } else { 1634201139Smav ata_28bit_cmd(ataio, ATA_WRITE_MUL, 1635201139Smav 0, lba, count); 1636195534Sscottl } 1637195534Sscottl } 1638195534Sscottl } 1639201139Smav break; 1640201139Smav } 1641201139Smav case BIO_FLUSH: 1642201139Smav cam_fill_ataio(ataio, 1643201139Smav 1, 1644201139Smav adadone, 1645201139Smav CAM_DIR_NONE, 1646201139Smav 0, 1647201139Smav NULL, 1648201139Smav 0, 1649201139Smav ada_default_timeout*1000); 1650201139Smav 1651201139Smav if (softc->flags & ADA_FLAG_CAN_48BIT) 1652201139Smav ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1653201139Smav else 1654201139Smav ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 1655201139Smav break; 1656195534Sscottl } 1657201139Smav start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 1658260387Sscottl start_ccb->ccb_h.flags |= CAM_UNLOCKED; 1659201139Smavout: 1660201139Smav start_ccb->ccb_h.ccb_bp = bp; 1661201139Smav softc->outstanding_cmds++; 1662260387Sscottl softc->refcount++; 1663260387Sscottl cam_periph_unlock(periph); 1664201139Smav xpt_action(start_ccb); 1665260387Sscottl cam_periph_lock(periph); 1666260387Sscottl softc->refcount--; 1667201139Smav 1668201139Smav /* May have more work to do, so ensure we stay scheduled */ 1669201139Smav adaschedule(periph); 1670195534Sscottl break; 1671195534Sscottl } 1672224497Smav case ADA_STATE_RAHEAD: 1673220412Smav case ADA_STATE_WCACHE: 1674220412Smav { 1675220412Smav cam_fill_ataio(ataio, 1676220412Smav 1, 1677220412Smav adadone, 1678220412Smav CAM_DIR_NONE, 1679220412Smav 0, 1680220412Smav NULL, 1681220412Smav 0, 1682220412Smav ada_default_timeout*1000); 1683220412Smav 1684224497Smav if (softc->state == ADA_STATE_RAHEAD) { 1685224497Smav ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_RA ? 1686224497Smav ATA_SF_ENAB_RCACHE : ATA_SF_DIS_RCACHE, 0, 0); 1687224497Smav start_ccb->ccb_h.ccb_state = ADA_CCB_RAHEAD; 1688224497Smav } else { 1689224497Smav ata_28bit_cmd(ataio, ATA_SETFEATURES, ADA_WC ? 1690224497Smav ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 1691224497Smav start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 1692224497Smav } 1693249466Smav start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 1694220412Smav xpt_action(start_ccb); 1695220412Smav break; 1696195534Sscottl } 1697220412Smav } 1698195534Sscottl} 1699195534Sscottl 1700195534Sscottlstatic void 1701195534Sscottladadone(struct cam_periph *periph, union ccb *done_ccb) 1702195534Sscottl{ 1703195534Sscottl struct ada_softc *softc; 1704195534Sscottl struct ccb_ataio *ataio; 1705224497Smav struct ccb_getdev *cgd; 1706249466Smav struct cam_path *path; 1707253752Smav int state; 1708195534Sscottl 1709195534Sscottl softc = (struct ada_softc *)periph->softc; 1710195534Sscottl ataio = &done_ccb->ataio; 1711249466Smav path = done_ccb->ccb_h.path; 1712236602Smav 1713249466Smav CAM_DEBUG(path, CAM_DEBUG_TRACE, ("adadone\n")); 1714236602Smav 1715253752Smav state = ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK; 1716253752Smav switch (state) { 1717195534Sscottl case ADA_CCB_BUFFER_IO: 1718201139Smav case ADA_CCB_TRIM: 1719195534Sscottl { 1720195534Sscottl struct bio *bp; 1721253752Smav int error; 1722195534Sscottl 1723260387Sscottl cam_periph_lock(periph); 1724195534Sscottl if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1725198328Smav error = adaerror(done_ccb, 0, 0); 1726195534Sscottl if (error == ERESTART) { 1727198328Smav /* A retry was scheduled, so just return. */ 1728260387Sscottl cam_periph_unlock(periph); 1729195534Sscottl return; 1730195534Sscottl } 1731195534Sscottl if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1732249466Smav cam_release_devq(path, 1733195534Sscottl /*relsim_flags*/0, 1734195534Sscottl /*reduction*/0, 1735195534Sscottl /*timeout*/0, 1736195534Sscottl /*getcount_only*/0); 1737195534Sscottl } else { 1738195534Sscottl if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1739195534Sscottl panic("REQ_CMP with QFRZN"); 1740253752Smav error = 0; 1741253752Smav } 1742253752Smav bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 1743253752Smav bp->bio_error = error; 1744253752Smav if (error != 0) { 1745253752Smav bp->bio_resid = bp->bio_bcount; 1746253752Smav bp->bio_flags |= BIO_ERROR; 1747253752Smav } else { 1748253752Smav if (state == ADA_CCB_TRIM) 1749253752Smav bp->bio_resid = 0; 1750253752Smav else 1751253752Smav bp->bio_resid = ataio->resid; 1752253752Smav if (bp->bio_resid > 0) 1753195534Sscottl bp->bio_flags |= BIO_ERROR; 1754195534Sscottl } 1755195534Sscottl softc->outstanding_cmds--; 1756195534Sscottl if (softc->outstanding_cmds == 0) 1757260387Sscottl softc->flags |= ADA_FLAG_WAS_OTAG; 1758260387Sscottl xpt_release_ccb(done_ccb); 1759253752Smav if (state == ADA_CCB_TRIM) { 1760260387Sscottl TAILQ_HEAD(, bio) queue; 1761260387Sscottl struct bio *bp1; 1762195534Sscottl 1763260387Sscottl TAILQ_INIT(&queue); 1764260387Sscottl TAILQ_CONCAT(&queue, &softc->trim_req.bps, bio_queue); 1765260387Sscottl softc->trim_running = 0; 1766260387Sscottl adaschedule(periph); 1767260387Sscottl cam_periph_unlock(periph); 1768260387Sscottl while ((bp1 = TAILQ_FIRST(&queue)) != NULL) { 1769260387Sscottl TAILQ_REMOVE(&queue, bp1, bio_queue); 1770260387Sscottl bp1->bio_error = error; 1771260387Sscottl if (error != 0) { 1772201139Smav bp1->bio_flags |= BIO_ERROR; 1773253752Smav bp1->bio_resid = bp1->bio_bcount; 1774253752Smav } else 1775253752Smav bp1->bio_resid = 0; 1776201139Smav biodone(bp1); 1777201139Smav } 1778260387Sscottl } else { 1779260387Sscottl cam_periph_unlock(periph); 1780201139Smav biodone(bp); 1781260387Sscottl } 1782260387Sscottl return; 1783195534Sscottl } 1784224497Smav case ADA_CCB_RAHEAD: 1785224497Smav { 1786224497Smav if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1787224497Smav if (adaerror(done_ccb, 0, 0) == ERESTART) { 1788249466Smavout: 1789249466Smav /* Drop freeze taken due to CAM_DEV_QFREEZE */ 1790249466Smav cam_release_devq(path, 0, 0, 0, FALSE); 1791224497Smav return; 1792224497Smav } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 1793249466Smav cam_release_devq(path, 1794224497Smav /*relsim_flags*/0, 1795224497Smav /*reduction*/0, 1796224497Smav /*timeout*/0, 1797224497Smav /*getcount_only*/0); 1798224497Smav } 1799224497Smav } 1800224497Smav 1801224497Smav /* 1802224497Smav * Since our peripheral may be invalidated by an error 1803224497Smav * above or an external event, we must release our CCB 1804224497Smav * before releasing the reference on the peripheral. 1805224497Smav * The peripheral will only go away once the last reference 1806224497Smav * is removed, and we need it around for the CCB release 1807224497Smav * operation. 1808224497Smav */ 1809224497Smav cgd = (struct ccb_getdev *)done_ccb; 1810249466Smav xpt_setup_ccb(&cgd->ccb_h, path, CAM_PRIORITY_NORMAL); 1811224497Smav cgd->ccb_h.func_code = XPT_GDEV_TYPE; 1812224497Smav xpt_action((union ccb *)cgd); 1813224497Smav if (ADA_WC >= 0 && 1814224497Smav cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) { 1815224497Smav softc->state = ADA_STATE_WCACHE; 1816224497Smav xpt_release_ccb(done_ccb); 1817224497Smav xpt_schedule(periph, CAM_PRIORITY_DEV); 1818249466Smav goto out; 1819224497Smav } 1820224497Smav softc->state = ADA_STATE_NORMAL; 1821224497Smav xpt_release_ccb(done_ccb); 1822249466Smav /* Drop freeze taken due to CAM_DEV_QFREEZE */ 1823249466Smav cam_release_devq(path, 0, 0, 0, FALSE); 1824224497Smav adaschedule(periph); 1825224497Smav cam_periph_release_locked(periph); 1826224497Smav return; 1827224497Smav } 1828220412Smav case ADA_CCB_WCACHE: 1829220412Smav { 1830220412Smav if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1831220412Smav if (adaerror(done_ccb, 0, 0) == ERESTART) { 1832249466Smav goto out; 1833220412Smav } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 1834249466Smav cam_release_devq(path, 1835220412Smav /*relsim_flags*/0, 1836220412Smav /*reduction*/0, 1837220412Smav /*timeout*/0, 1838220412Smav /*getcount_only*/0); 1839220412Smav } 1840220412Smav } 1841220412Smav 1842220412Smav softc->state = ADA_STATE_NORMAL; 1843220412Smav /* 1844220412Smav * Since our peripheral may be invalidated by an error 1845220412Smav * above or an external event, we must release our CCB 1846220412Smav * before releasing the reference on the peripheral. 1847220412Smav * The peripheral will only go away once the last reference 1848220412Smav * is removed, and we need it around for the CCB release 1849220412Smav * operation. 1850220412Smav */ 1851220412Smav xpt_release_ccb(done_ccb); 1852249466Smav /* Drop freeze taken due to CAM_DEV_QFREEZE */ 1853249466Smav cam_release_devq(path, 0, 0, 0, FALSE); 1854220412Smav adaschedule(periph); 1855220412Smav cam_periph_release_locked(periph); 1856220412Smav return; 1857220412Smav } 1858195534Sscottl case ADA_CCB_DUMP: 1859195534Sscottl /* No-op. We're polling */ 1860195534Sscottl return; 1861195534Sscottl default: 1862195534Sscottl break; 1863195534Sscottl } 1864195534Sscottl xpt_release_ccb(done_ccb); 1865195534Sscottl} 1866195534Sscottl 1867195534Sscottlstatic int 1868195534Sscottladaerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 1869195534Sscottl{ 1870195534Sscottl 1871203385Smav return(cam_periph_error(ccb, cam_flags, sense_flags, NULL)); 1872195534Sscottl} 1873195534Sscottl 1874195534Sscottlstatic void 1875198897Smavadagetparams(struct cam_periph *periph, struct ccb_getdev *cgd) 1876195534Sscottl{ 1877195534Sscottl struct ada_softc *softc = (struct ada_softc *)periph->softc; 1878195534Sscottl struct disk_params *dp = &softc->params; 1879195534Sscottl u_int64_t lbasize48; 1880195534Sscottl u_int32_t lbasize; 1881195534Sscottl 1882198897Smav dp->secsize = ata_logical_sector_size(&cgd->ident_data); 1883195534Sscottl if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 1884195534Sscottl cgd->ident_data.current_heads && cgd->ident_data.current_sectors) { 1885195534Sscottl dp->heads = cgd->ident_data.current_heads; 1886195534Sscottl dp->secs_per_track = cgd->ident_data.current_sectors; 1887195534Sscottl dp->cylinders = cgd->ident_data.cylinders; 1888195534Sscottl dp->sectors = (u_int32_t)cgd->ident_data.current_size_1 | 1889195534Sscottl ((u_int32_t)cgd->ident_data.current_size_2 << 16); 1890195534Sscottl } else { 1891195534Sscottl dp->heads = cgd->ident_data.heads; 1892195534Sscottl dp->secs_per_track = cgd->ident_data.sectors; 1893195534Sscottl dp->cylinders = cgd->ident_data.cylinders; 1894195534Sscottl dp->sectors = cgd->ident_data.cylinders * dp->heads * dp->secs_per_track; 1895195534Sscottl } 1896195534Sscottl lbasize = (u_int32_t)cgd->ident_data.lba_size_1 | 1897195534Sscottl ((u_int32_t)cgd->ident_data.lba_size_2 << 16); 1898195534Sscottl 1899195534Sscottl /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 1900195534Sscottl if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 1901195534Sscottl dp->sectors = lbasize; 1902195534Sscottl 1903195534Sscottl /* use the 48bit LBA size if valid */ 1904195534Sscottl lbasize48 = ((u_int64_t)cgd->ident_data.lba_size48_1) | 1905195534Sscottl ((u_int64_t)cgd->ident_data.lba_size48_2 << 16) | 1906195534Sscottl ((u_int64_t)cgd->ident_data.lba_size48_3 << 32) | 1907195534Sscottl ((u_int64_t)cgd->ident_data.lba_size48_4 << 48); 1908195534Sscottl if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 1909195534Sscottl lbasize48 > ATA_MAX_28BIT_LBA) 1910195534Sscottl dp->sectors = lbasize48; 1911195534Sscottl} 1912195534Sscottl 1913195534Sscottlstatic void 1914195534Sscottladasendorderedtag(void *arg) 1915195534Sscottl{ 1916195534Sscottl struct ada_softc *softc = arg; 1917195534Sscottl 1918195534Sscottl if (ada_send_ordered) { 1919260387Sscottl if (softc->outstanding_cmds > 0) { 1920260387Sscottl if ((softc->flags & ADA_FLAG_WAS_OTAG) == 0) 1921260387Sscottl softc->flags |= ADA_FLAG_NEED_OTAG; 1922260387Sscottl softc->flags &= ~ADA_FLAG_WAS_OTAG; 1923195534Sscottl } 1924195534Sscottl } 1925195534Sscottl /* Queue us up again */ 1926195534Sscottl callout_reset(&softc->sendordered_c, 1927230921Smav (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, 1928195534Sscottl adasendorderedtag, softc); 1929195534Sscottl} 1930195534Sscottl 1931195534Sscottl/* 1932195534Sscottl * Step through all ADA peripheral drivers, and if the device is still open, 1933195534Sscottl * sync the disk cache to physical media. 1934195534Sscottl */ 1935195534Sscottlstatic void 1936220650Smavadaflush(void) 1937195534Sscottl{ 1938195534Sscottl struct cam_periph *periph; 1939195534Sscottl struct ada_softc *softc; 1940248872Smav union ccb *ccb; 1941236814Smav int error; 1942195534Sscottl 1943248868Smav CAM_PERIPH_FOREACH(periph, &adadriver) { 1944251792Smav softc = (struct ada_softc *)periph->softc; 1945251792Smav if (SCHEDULER_STOPPED()) { 1946251792Smav /* If we paniced with the lock held, do not recurse. */ 1947251792Smav if (!cam_periph_owned(periph) && 1948251792Smav (softc->flags & ADA_FLAG_OPEN)) { 1949251792Smav adadump(softc->disk, NULL, 0, 0, 0); 1950251792Smav } 1951200180Smav continue; 1952251792Smav } 1953195534Sscottl cam_periph_lock(periph); 1954195534Sscottl /* 1955195534Sscottl * We only sync the cache if the drive is still open, and 1956195534Sscottl * if the drive is capable of it.. 1957195534Sscottl */ 1958195534Sscottl if (((softc->flags & ADA_FLAG_OPEN) == 0) || 1959195534Sscottl (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 1960195534Sscottl cam_periph_unlock(periph); 1961195534Sscottl continue; 1962195534Sscottl } 1963195534Sscottl 1964248872Smav ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 1965248872Smav cam_fill_ataio(&ccb->ataio, 1966236814Smav 0, 1967195534Sscottl adadone, 1968195534Sscottl CAM_DIR_NONE, 1969195534Sscottl 0, 1970195534Sscottl NULL, 1971195534Sscottl 0, 1972195534Sscottl ada_default_timeout*1000); 1973195534Sscottl if (softc->flags & ADA_FLAG_CAN_48BIT) 1974248872Smav ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1975195534Sscottl else 1976248872Smav ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 1977195534Sscottl 1978248872Smav error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 1979248872Smav /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 1980248872Smav softc->disk->d_devstat); 1981236814Smav if (error != 0) 1982195534Sscottl xpt_print(periph->path, "Synchronize cache failed\n"); 1983249048Smav xpt_release_ccb(ccb); 1984195534Sscottl cam_periph_unlock(periph); 1985195534Sscottl } 1986220650Smav} 1987214279Sbrucec 1988220650Smavstatic void 1989220650Smavadaspindown(uint8_t cmd, int flags) 1990220650Smav{ 1991220650Smav struct cam_periph *periph; 1992220650Smav struct ada_softc *softc; 1993248872Smav union ccb *ccb; 1994236814Smav int error; 1995214279Sbrucec 1996248868Smav CAM_PERIPH_FOREACH(periph, &adadriver) { 1997214279Sbrucec /* If we paniced with lock held - not recurse here. */ 1998214279Sbrucec if (cam_periph_owned(periph)) 1999214279Sbrucec continue; 2000214279Sbrucec cam_periph_lock(periph); 2001214279Sbrucec softc = (struct ada_softc *)periph->softc; 2002214279Sbrucec /* 2003214279Sbrucec * We only spin-down the drive if it is capable of it.. 2004214279Sbrucec */ 2005214279Sbrucec if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 2006214279Sbrucec cam_periph_unlock(periph); 2007214279Sbrucec continue; 2008214279Sbrucec } 2009214279Sbrucec 2010214279Sbrucec if (bootverbose) 2011214279Sbrucec xpt_print(periph->path, "spin-down\n"); 2012214279Sbrucec 2013248872Smav ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 2014248872Smav cam_fill_ataio(&ccb->ataio, 2015236814Smav 0, 2016214279Sbrucec adadone, 2017220650Smav CAM_DIR_NONE | flags, 2018214279Sbrucec 0, 2019214279Sbrucec NULL, 2020214279Sbrucec 0, 2021214279Sbrucec ada_default_timeout*1000); 2022248872Smav ata_28bit_cmd(&ccb->ataio, cmd, 0, 0, 0); 2023214279Sbrucec 2024248872Smav error = cam_periph_runccb(ccb, adaerror, /*cam_flags*/0, 2025248872Smav /*sense_flags*/ SF_NO_RECOVERY | SF_NO_RETRY, 2026248872Smav softc->disk->d_devstat); 2027236814Smav if (error != 0) 2028214279Sbrucec xpt_print(periph->path, "Spin-down disk failed\n"); 2029249048Smav xpt_release_ccb(ccb); 2030214279Sbrucec cam_periph_unlock(periph); 2031214279Sbrucec } 2032195534Sscottl} 2033195534Sscottl 2034220650Smavstatic void 2035220650Smavadashutdown(void *arg, int howto) 2036220650Smav{ 2037220650Smav 2038220650Smav adaflush(); 2039220650Smav if (ada_spindown_shutdown != 0 && 2040220650Smav (howto & (RB_HALT | RB_POWEROFF)) != 0) 2041220650Smav adaspindown(ATA_STANDBY_IMMEDIATE, 0); 2042220650Smav} 2043220650Smav 2044220650Smavstatic void 2045220650Smavadasuspend(void *arg) 2046220650Smav{ 2047220650Smav 2048220650Smav adaflush(); 2049220650Smav if (ada_spindown_suspend != 0) 2050220650Smav adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 2051220650Smav} 2052220650Smav 2053220650Smavstatic void 2054220650Smavadaresume(void *arg) 2055220650Smav{ 2056220650Smav struct cam_periph *periph; 2057220650Smav struct ada_softc *softc; 2058220650Smav 2059220650Smav if (ada_spindown_suspend == 0) 2060220650Smav return; 2061220650Smav 2062248868Smav CAM_PERIPH_FOREACH(periph, &adadriver) { 2063220650Smav cam_periph_lock(periph); 2064220650Smav softc = (struct ada_softc *)periph->softc; 2065220650Smav /* 2066220650Smav * We only spin-down the drive if it is capable of it.. 2067220650Smav */ 2068220650Smav if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 2069220650Smav cam_periph_unlock(periph); 2070220650Smav continue; 2071220650Smav } 2072220650Smav 2073220650Smav if (bootverbose) 2074220650Smav xpt_print(periph->path, "resume\n"); 2075220650Smav 2076220650Smav /* 2077220650Smav * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 2078220650Smav * sleep request. 2079220650Smav */ 2080220650Smav cam_release_devq(periph->path, 2081220650Smav /*relsim_flags*/0, 2082220650Smav /*openings*/0, 2083220650Smav /*timeout*/0, 2084220650Smav /*getcount_only*/0); 2085220650Smav 2086220650Smav cam_periph_unlock(periph); 2087220650Smav } 2088220650Smav} 2089220650Smav 2090195534Sscottl#endif /* _KERNEL */ 2091