ata_da.c revision 222628
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 222628 2011-06-02 20:56:42Z mav $"); 29195534Sscottl 30220454Smav#include "opt_ada.h" 31221071Smav#include "opt_ata.h" 32220454Smav 33195534Sscottl#include <sys/param.h> 34195534Sscottl 35195534Sscottl#ifdef _KERNEL 36195534Sscottl#include <sys/systm.h> 37195534Sscottl#include <sys/kernel.h> 38195534Sscottl#include <sys/bio.h> 39195534Sscottl#include <sys/sysctl.h> 40195534Sscottl#include <sys/taskqueue.h> 41195534Sscottl#include <sys/lock.h> 42195534Sscottl#include <sys/mutex.h> 43195534Sscottl#include <sys/conf.h> 44195534Sscottl#include <sys/devicestat.h> 45195534Sscottl#include <sys/eventhandler.h> 46195534Sscottl#include <sys/malloc.h> 47195534Sscottl#include <sys/cons.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 { 72220412Smav ADA_STATE_WCACHE, 73198708Smav ADA_STATE_NORMAL 74195534Sscottl} ada_state; 75195534Sscottl 76195534Sscottltypedef enum { 77195534Sscottl ADA_FLAG_PACK_INVALID = 0x001, 78195534Sscottl ADA_FLAG_CAN_48BIT = 0x002, 79195534Sscottl ADA_FLAG_CAN_FLUSHCACHE = 0x004, 80198328Smav ADA_FLAG_CAN_NCQ = 0x008, 81198328Smav ADA_FLAG_CAN_DMA = 0x010, 82195534Sscottl ADA_FLAG_NEED_OTAG = 0x020, 83195534Sscottl ADA_FLAG_WENT_IDLE = 0x040, 84201139Smav ADA_FLAG_CAN_TRIM = 0x080, 85195534Sscottl ADA_FLAG_OPEN = 0x100, 86201139Smav ADA_FLAG_SCTX_INIT = 0x200, 87214279Sbrucec ADA_FLAG_CAN_CFA = 0x400, 88214279Sbrucec ADA_FLAG_CAN_POWERMGT = 0x800 89195534Sscottl} ada_flags; 90195534Sscottl 91195534Sscottltypedef enum { 92222520Smav ADA_Q_NONE = 0x00, 93222520Smav ADA_Q_4K = 0x01, 94195534Sscottl} ada_quirks; 95195534Sscottl 96195534Sscottltypedef enum { 97220412Smav ADA_CCB_WCACHE = 0x01, 98195534Sscottl ADA_CCB_BUFFER_IO = 0x03, 99195534Sscottl ADA_CCB_WAITING = 0x04, 100195534Sscottl ADA_CCB_DUMP = 0x05, 101201139Smav ADA_CCB_TRIM = 0x06, 102195534Sscottl ADA_CCB_TYPE_MASK = 0x0F, 103195534Sscottl} ada_ccb_state; 104195534Sscottl 105195534Sscottl/* Offsets into our private area for storing information */ 106195534Sscottl#define ccb_state ppriv_field0 107195534Sscottl#define ccb_bp ppriv_ptr1 108195534Sscottl 109195534Sscottlstruct disk_params { 110195534Sscottl u_int8_t heads; 111198897Smav u_int8_t secs_per_track; 112195534Sscottl u_int32_t cylinders; 113198897Smav u_int32_t secsize; /* Number of bytes/logical sector */ 114198897Smav u_int64_t sectors; /* Total number sectors */ 115195534Sscottl}; 116195534Sscottl 117201139Smav#define TRIM_MAX_BLOCKS 4 118222628Smav#define TRIM_MAX_RANGES (TRIM_MAX_BLOCKS * 64) 119222628Smav#define TRIM_MAX_BIOS (TRIM_MAX_RANGES * 8) 120201139Smavstruct trim_request { 121201139Smav uint8_t data[TRIM_MAX_RANGES * 8]; 122222628Smav struct bio *bps[TRIM_MAX_BIOS]; 123201139Smav}; 124201139Smav 125195534Sscottlstruct ada_softc { 126195534Sscottl struct bio_queue_head bio_queue; 127201139Smav struct bio_queue_head trim_queue; 128195534Sscottl ada_state state; 129195534Sscottl ada_flags flags; 130195534Sscottl ada_quirks quirks; 131195534Sscottl int ordered_tag_count; 132195534Sscottl int outstanding_cmds; 133201139Smav int trim_max_ranges; 134201139Smav int trim_running; 135220454Smav int write_cache; 136220454Smav#ifdef ADA_TEST_FAILURE 137220454Smav int force_read_error; 138220454Smav int force_write_error; 139220454Smav int periodic_read_error; 140220454Smav int periodic_read_count; 141220454Smav#endif 142195534Sscottl struct disk_params params; 143195534Sscottl struct disk *disk; 144195534Sscottl struct task sysctl_task; 145195534Sscottl struct sysctl_ctx_list sysctl_ctx; 146195534Sscottl struct sysctl_oid *sysctl_tree; 147195534Sscottl struct callout sendordered_c; 148201139Smav struct trim_request trim_req; 149195534Sscottl}; 150195534Sscottl 151195534Sscottlstruct ada_quirk_entry { 152195534Sscottl struct scsi_inquiry_pattern inq_pat; 153195534Sscottl ada_quirks quirks; 154195534Sscottl}; 155195534Sscottl 156199178Smavstatic struct ada_quirk_entry ada_quirk_table[] = 157199178Smav{ 158199178Smav { 159222520Smav /* Hitachi Advanced Format (4k) drives */ 160222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "Hitachi H??????????E3*", "*" }, 161222520Smav /*quirks*/ADA_Q_4K 162222520Smav }, 163222520Smav { 164222520Smav /* Samsung Advanced Format (4k) drives */ 165222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "SAMSUNG HD204UI*", "*" }, 166222520Smav /*quirks*/ADA_Q_4K 167222520Smav }, 168222520Smav { 169222520Smav /* Seagate Barracuda Green Advanced Format (4k) drives */ 170222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST????DL*", "*" }, 171222520Smav /*quirks*/ADA_Q_4K 172222520Smav }, 173222520Smav { 174222520Smav /* Seagate Momentus Advanced Format (4k) drives */ 175222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500423AS*", "*" }, 176222520Smav /*quirks*/ADA_Q_4K 177222520Smav }, 178222520Smav { 179222520Smav /* Seagate Momentus Advanced Format (4k) drives */ 180222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9500424AS*", "*" }, 181222520Smav /*quirks*/ADA_Q_4K 182222520Smav }, 183222520Smav { 184222520Smav /* Seagate Momentus Advanced Format (4k) drives */ 185222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750420AS*", "*" }, 186222520Smav /*quirks*/ADA_Q_4K 187222520Smav }, 188222520Smav { 189222520Smav /* Seagate Momentus Advanced Format (4k) drives */ 190222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST9750422AS*", "*" }, 191222520Smav /*quirks*/ADA_Q_4K 192222520Smav }, 193222520Smav { 194222520Smav /* Seagate Momentus Thin Advanced Format (4k) drives */ 195222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "ST???LT*", "*" }, 196222520Smav /*quirks*/ADA_Q_4K 197222520Smav }, 198222520Smav { 199222520Smav /* WDC Caviar Green Advanced Format (4k) drives */ 200222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RS*", "*" }, 201222520Smav /*quirks*/ADA_Q_4K 202222520Smav }, 203222520Smav { 204222520Smav /* WDC Caviar Green Advanced Format (4k) drives */ 205222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD????RX*", "*" }, 206222520Smav /*quirks*/ADA_Q_4K 207222520Smav }, 208222520Smav { 209222520Smav /* WDC Caviar Green Advanced Format (4k) drives */ 210222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RS*", "*" }, 211222520Smav /*quirks*/ADA_Q_4K 212222520Smav }, 213222520Smav { 214222520Smav /* WDC Caviar Green Advanced Format (4k) drives */ 215222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD??????RX*", "*" }, 216222520Smav /*quirks*/ADA_Q_4K 217222520Smav }, 218222520Smav { 219222520Smav /* WDC Scorpio Black Advanced Format (4k) drives */ 220222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PKT*", "*" }, 221222520Smav /*quirks*/ADA_Q_4K 222222520Smav }, 223222520Smav { 224222520Smav /* WDC Scorpio Black Advanced Format (4k) drives */ 225222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PKT*", "*" }, 226222520Smav /*quirks*/ADA_Q_4K 227222520Smav }, 228222520Smav { 229222520Smav /* WDC Scorpio Blue Advanced Format (4k) drives */ 230222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD???PVT*", "*" }, 231222520Smav /*quirks*/ADA_Q_4K 232222520Smav }, 233222520Smav { 234222520Smav /* WDC Scorpio Blue Advanced Format (4k) drives */ 235222520Smav { T_DIRECT, SIP_MEDIA_FIXED, "*", "WDC WD?????PVT*", "*" }, 236222520Smav /*quirks*/ADA_Q_4K 237222520Smav }, 238222520Smav { 239199178Smav /* Default */ 240199178Smav { 241199178Smav T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 242199178Smav /*vendor*/"*", /*product*/"*", /*revision*/"*" 243199178Smav }, 244199178Smav /*quirks*/0 245199178Smav }, 246199178Smav}; 247195534Sscottl 248195534Sscottlstatic disk_strategy_t adastrategy; 249195534Sscottlstatic dumper_t adadump; 250195534Sscottlstatic periph_init_t adainit; 251195534Sscottlstatic void adaasync(void *callback_arg, u_int32_t code, 252195534Sscottl struct cam_path *path, void *arg); 253195534Sscottlstatic void adasysctlinit(void *context, int pending); 254195534Sscottlstatic periph_ctor_t adaregister; 255195534Sscottlstatic periph_dtor_t adacleanup; 256195534Sscottlstatic periph_start_t adastart; 257195534Sscottlstatic periph_oninv_t adaoninvalidate; 258195534Sscottlstatic void adadone(struct cam_periph *periph, 259195534Sscottl union ccb *done_ccb); 260195534Sscottlstatic int adaerror(union ccb *ccb, u_int32_t cam_flags, 261195534Sscottl u_int32_t sense_flags); 262198897Smavstatic void adagetparams(struct cam_periph *periph, 263195534Sscottl struct ccb_getdev *cgd); 264195534Sscottlstatic timeout_t adasendorderedtag; 265195534Sscottlstatic void adashutdown(void *arg, int howto); 266220650Smavstatic void adasuspend(void *arg); 267220650Smavstatic void adaresume(void *arg); 268195534Sscottl 269221071Smav#ifndef ADA_DEFAULT_LEGACY_ALIASES 270221071Smav#ifdef ATA_CAM 271221071Smav#define ADA_DEFAULT_LEGACY_ALIASES 1 272221071Smav#else 273221071Smav#define ADA_DEFAULT_LEGACY_ALIASES 0 274221071Smav#endif 275221071Smav#endif 276221071Smav 277195534Sscottl#ifndef ADA_DEFAULT_TIMEOUT 278195534Sscottl#define ADA_DEFAULT_TIMEOUT 30 /* Timeout in seconds */ 279195534Sscottl#endif 280195534Sscottl 281195534Sscottl#ifndef ADA_DEFAULT_RETRY 282195534Sscottl#define ADA_DEFAULT_RETRY 4 283195534Sscottl#endif 284195534Sscottl 285195534Sscottl#ifndef ADA_DEFAULT_SEND_ORDERED 286195534Sscottl#define ADA_DEFAULT_SEND_ORDERED 1 287195534Sscottl#endif 288195534Sscottl 289214279Sbrucec#ifndef ADA_DEFAULT_SPINDOWN_SHUTDOWN 290214279Sbrucec#define ADA_DEFAULT_SPINDOWN_SHUTDOWN 1 291214279Sbrucec#endif 292214279Sbrucec 293220650Smav#ifndef ADA_DEFAULT_SPINDOWN_SUSPEND 294220650Smav#define ADA_DEFAULT_SPINDOWN_SUSPEND 1 295220650Smav#endif 296220650Smav 297220412Smav#ifndef ADA_DEFAULT_WRITE_CACHE 298220412Smav#define ADA_DEFAULT_WRITE_CACHE 1 299220412Smav#endif 300220412Smav 301208349Smarius/* 302208349Smarius * Most platforms map firmware geometry to actual, but some don't. If 303208349Smarius * not overridden, default to nothing. 304208349Smarius */ 305208349Smarius#ifndef ata_disk_firmware_geom_adjust 306208349Smarius#define ata_disk_firmware_geom_adjust(disk) 307208349Smarius#endif 308195534Sscottl 309221071Smavstatic int ada_legacy_aliases = ADA_DEFAULT_LEGACY_ALIASES; 310195534Sscottlstatic int ada_retry_count = ADA_DEFAULT_RETRY; 311195534Sscottlstatic int ada_default_timeout = ADA_DEFAULT_TIMEOUT; 312195534Sscottlstatic int ada_send_ordered = ADA_DEFAULT_SEND_ORDERED; 313214279Sbrucecstatic int ada_spindown_shutdown = ADA_DEFAULT_SPINDOWN_SHUTDOWN; 314220650Smavstatic int ada_spindown_suspend = ADA_DEFAULT_SPINDOWN_SUSPEND; 315220412Smavstatic int ada_write_cache = ADA_DEFAULT_WRITE_CACHE; 316195534Sscottl 317195534SscottlSYSCTL_NODE(_kern_cam, OID_AUTO, ada, CTLFLAG_RD, 0, 318195534Sscottl "CAM Direct Access Disk driver"); 319221071SmavSYSCTL_INT(_kern_cam_ada, OID_AUTO, legacy_aliases, CTLFLAG_RW, 320221071Smav &ada_legacy_aliases, 0, "Create legacy-like device aliases"); 321221071SmavTUNABLE_INT("kern.cam.ada.legacy_aliases", &ada_legacy_aliases); 322195534SscottlSYSCTL_INT(_kern_cam_ada, OID_AUTO, retry_count, CTLFLAG_RW, 323195534Sscottl &ada_retry_count, 0, "Normal I/O retry count"); 324195534SscottlTUNABLE_INT("kern.cam.ada.retry_count", &ada_retry_count); 325195534SscottlSYSCTL_INT(_kern_cam_ada, OID_AUTO, default_timeout, CTLFLAG_RW, 326195534Sscottl &ada_default_timeout, 0, "Normal I/O timeout (in seconds)"); 327195534SscottlTUNABLE_INT("kern.cam.ada.default_timeout", &ada_default_timeout); 328195534SscottlSYSCTL_INT(_kern_cam_ada, OID_AUTO, ada_send_ordered, CTLFLAG_RW, 329195534Sscottl &ada_send_ordered, 0, "Send Ordered Tags"); 330195534SscottlTUNABLE_INT("kern.cam.ada.ada_send_ordered", &ada_send_ordered); 331214279SbrucecSYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_shutdown, CTLFLAG_RW, 332214279Sbrucec &ada_spindown_shutdown, 0, "Spin down upon shutdown"); 333214279SbrucecTUNABLE_INT("kern.cam.ada.spindown_shutdown", &ada_spindown_shutdown); 334220650SmavSYSCTL_INT(_kern_cam_ada, OID_AUTO, spindown_suspend, CTLFLAG_RW, 335220650Smav &ada_spindown_suspend, 0, "Spin down upon suspend"); 336220650SmavTUNABLE_INT("kern.cam.ada.spindown_suspend", &ada_spindown_suspend); 337220412SmavSYSCTL_INT(_kern_cam_ada, OID_AUTO, write_cache, CTLFLAG_RW, 338220412Smav &ada_write_cache, 0, "Enable disk write cache"); 339220412SmavTUNABLE_INT("kern.cam.ada.write_cache", &ada_write_cache); 340195534Sscottl 341195534Sscottl/* 342195534Sscottl * ADA_ORDEREDTAG_INTERVAL determines how often, relative 343195534Sscottl * to the default timeout, we check to see whether an ordered 344195534Sscottl * tagged transaction is appropriate to prevent simple tag 345195534Sscottl * starvation. Since we'd like to ensure that there is at least 346195534Sscottl * 1/2 of the timeout length left for a starved transaction to 347195534Sscottl * complete after we've sent an ordered tag, we must poll at least 348195534Sscottl * four times in every timeout period. This takes care of the worst 349195534Sscottl * case where a starved transaction starts during an interval that 350195534Sscottl * meets the requirement "don't send an ordered tag" test so it takes 351195534Sscottl * us two intervals to determine that a tag must be sent. 352195534Sscottl */ 353195534Sscottl#ifndef ADA_ORDEREDTAG_INTERVAL 354195534Sscottl#define ADA_ORDEREDTAG_INTERVAL 4 355195534Sscottl#endif 356195534Sscottl 357195534Sscottlstatic struct periph_driver adadriver = 358195534Sscottl{ 359195534Sscottl adainit, "ada", 360195534Sscottl TAILQ_HEAD_INITIALIZER(adadriver.units), /* generation */ 0 361195534Sscottl}; 362195534Sscottl 363195534SscottlPERIPHDRIVER_DECLARE(ada, adadriver); 364195534Sscottl 365195534SscottlMALLOC_DEFINE(M_ATADA, "ata_da", "ata_da buffers"); 366195534Sscottl 367195534Sscottlstatic int 368195534Sscottladaopen(struct disk *dp) 369195534Sscottl{ 370195534Sscottl struct cam_periph *periph; 371195534Sscottl struct ada_softc *softc; 372195534Sscottl int error; 373195534Sscottl 374195534Sscottl periph = (struct cam_periph *)dp->d_drv1; 375195534Sscottl if (periph == NULL) { 376195534Sscottl return (ENXIO); 377195534Sscottl } 378195534Sscottl 379195534Sscottl if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 380195534Sscottl return(ENXIO); 381195534Sscottl } 382195534Sscottl 383195534Sscottl cam_periph_lock(periph); 384195534Sscottl if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 385195534Sscottl cam_periph_unlock(periph); 386195534Sscottl cam_periph_release(periph); 387195534Sscottl return (error); 388195534Sscottl } 389195534Sscottl 390195534Sscottl softc = (struct ada_softc *)periph->softc; 391195534Sscottl softc->flags |= ADA_FLAG_OPEN; 392195534Sscottl 393195534Sscottl CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, 394195534Sscottl ("adaopen: disk=%s%d (unit %d)\n", dp->d_name, dp->d_unit, 395220778Smav periph->unit_number)); 396195534Sscottl 397195534Sscottl if ((softc->flags & ADA_FLAG_PACK_INVALID) != 0) { 398195534Sscottl /* Invalidate our pack information. */ 399195534Sscottl softc->flags &= ~ADA_FLAG_PACK_INVALID; 400195534Sscottl } 401195534Sscottl 402195534Sscottl cam_periph_unhold(periph); 403195534Sscottl cam_periph_unlock(periph); 404195534Sscottl return (0); 405195534Sscottl} 406195534Sscottl 407195534Sscottlstatic int 408195534Sscottladaclose(struct disk *dp) 409195534Sscottl{ 410195534Sscottl struct cam_periph *periph; 411195534Sscottl struct ada_softc *softc; 412195534Sscottl union ccb *ccb; 413195534Sscottl int error; 414195534Sscottl 415195534Sscottl periph = (struct cam_periph *)dp->d_drv1; 416195534Sscottl if (periph == NULL) 417195534Sscottl return (ENXIO); 418195534Sscottl 419195534Sscottl cam_periph_lock(periph); 420195534Sscottl if ((error = cam_periph_hold(periph, PRIBIO)) != 0) { 421195534Sscottl cam_periph_unlock(periph); 422195534Sscottl cam_periph_release(periph); 423195534Sscottl return (error); 424195534Sscottl } 425195534Sscottl 426195534Sscottl softc = (struct ada_softc *)periph->softc; 427195534Sscottl /* We only sync the cache if the drive is capable of it. */ 428195534Sscottl if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 429195534Sscottl 430198382Smav ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 431195534Sscottl cam_fill_ataio(&ccb->ataio, 432195534Sscottl 1, 433195534Sscottl adadone, 434195534Sscottl CAM_DIR_NONE, 435195534Sscottl 0, 436195534Sscottl NULL, 437195534Sscottl 0, 438195534Sscottl ada_default_timeout*1000); 439195534Sscottl 440195534Sscottl if (softc->flags & ADA_FLAG_CAN_48BIT) 441195534Sscottl ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0); 442195534Sscottl else 443196659Smav ata_28bit_cmd(&ccb->ataio, ATA_FLUSHCACHE, 0, 0, 0); 444195748Smav cam_periph_runccb(ccb, /*error_routine*/NULL, /*cam_flags*/0, 445198328Smav /*sense_flags*/0, softc->disk->d_devstat); 446195534Sscottl 447195534Sscottl if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) 448195534Sscottl xpt_print(periph->path, "Synchronize cache failed\n"); 449195534Sscottl 450195534Sscottl if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 451195534Sscottl cam_release_devq(ccb->ccb_h.path, 452195534Sscottl /*relsim_flags*/0, 453195534Sscottl /*reduction*/0, 454195534Sscottl /*timeout*/0, 455195534Sscottl /*getcount_only*/0); 456195534Sscottl xpt_release_ccb(ccb); 457195534Sscottl } 458195534Sscottl 459195534Sscottl softc->flags &= ~ADA_FLAG_OPEN; 460195534Sscottl cam_periph_unhold(periph); 461195534Sscottl cam_periph_unlock(periph); 462195534Sscottl cam_periph_release(periph); 463195534Sscottl return (0); 464195534Sscottl} 465195534Sscottl 466201139Smavstatic void 467201139Smavadaschedule(struct cam_periph *periph) 468201139Smav{ 469201139Smav struct ada_softc *softc = (struct ada_softc *)periph->softc; 470201139Smav 471201139Smav if (bioq_first(&softc->bio_queue) || 472201139Smav (!softc->trim_running && bioq_first(&softc->trim_queue))) { 473201139Smav /* Have more work to do, so ensure we stay scheduled */ 474201139Smav xpt_schedule(periph, CAM_PRIORITY_NORMAL); 475201139Smav } 476201139Smav} 477201139Smav 478195534Sscottl/* 479195534Sscottl * Actually translate the requested transfer into one the physical driver 480195534Sscottl * can understand. The transfer is described by a buf and will include 481195534Sscottl * only one physical transfer. 482195534Sscottl */ 483195534Sscottlstatic void 484195534Sscottladastrategy(struct bio *bp) 485195534Sscottl{ 486195534Sscottl struct cam_periph *periph; 487195534Sscottl struct ada_softc *softc; 488195534Sscottl 489195534Sscottl periph = (struct cam_periph *)bp->bio_disk->d_drv1; 490195534Sscottl if (periph == NULL) { 491195534Sscottl biofinish(bp, NULL, ENXIO); 492195534Sscottl return; 493195534Sscottl } 494195534Sscottl softc = (struct ada_softc *)periph->softc; 495195534Sscottl 496195534Sscottl cam_periph_lock(periph); 497195534Sscottl 498195534Sscottl /* 499195534Sscottl * If the device has been made invalid, error out 500195534Sscottl */ 501195534Sscottl if ((softc->flags & ADA_FLAG_PACK_INVALID)) { 502195534Sscottl cam_periph_unlock(periph); 503195534Sscottl biofinish(bp, NULL, ENXIO); 504195534Sscottl return; 505195534Sscottl } 506195534Sscottl 507195534Sscottl /* 508195534Sscottl * Place it in the queue of disk activities for this disk 509195534Sscottl */ 510201139Smav if (bp->bio_cmd == BIO_DELETE && 511201139Smav (softc->flags & ADA_FLAG_CAN_TRIM)) 512201139Smav bioq_disksort(&softc->trim_queue, bp); 513201139Smav else 514201139Smav bioq_disksort(&softc->bio_queue, bp); 515195534Sscottl 516195534Sscottl /* 517195534Sscottl * Schedule ourselves for performing the work. 518195534Sscottl */ 519201139Smav adaschedule(periph); 520195534Sscottl cam_periph_unlock(periph); 521195534Sscottl 522195534Sscottl return; 523195534Sscottl} 524195534Sscottl 525195534Sscottlstatic int 526195534Sscottladadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 527195534Sscottl{ 528195534Sscottl struct cam_periph *periph; 529195534Sscottl struct ada_softc *softc; 530195534Sscottl u_int secsize; 531195534Sscottl union ccb ccb; 532195534Sscottl struct disk *dp; 533195534Sscottl uint64_t lba; 534195534Sscottl uint16_t count; 535195534Sscottl 536195534Sscottl dp = arg; 537195534Sscottl periph = dp->d_drv1; 538195534Sscottl if (periph == NULL) 539195534Sscottl return (ENXIO); 540195534Sscottl softc = (struct ada_softc *)periph->softc; 541195534Sscottl cam_periph_lock(periph); 542195534Sscottl secsize = softc->params.secsize; 543195534Sscottl lba = offset / secsize; 544195534Sscottl count = length / secsize; 545195534Sscottl 546195534Sscottl if ((softc->flags & ADA_FLAG_PACK_INVALID) != 0) { 547195534Sscottl cam_periph_unlock(periph); 548195534Sscottl return (ENXIO); 549195534Sscottl } 550195534Sscottl 551195534Sscottl if (length > 0) { 552198382Smav xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 553195534Sscottl ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 554195534Sscottl cam_fill_ataio(&ccb.ataio, 555195534Sscottl 0, 556195534Sscottl adadone, 557195534Sscottl CAM_DIR_OUT, 558195534Sscottl 0, 559195534Sscottl (u_int8_t *) virtual, 560195534Sscottl length, 561195534Sscottl ada_default_timeout*1000); 562195534Sscottl if ((softc->flags & ADA_FLAG_CAN_48BIT) && 563195534Sscottl (lba + count >= ATA_MAX_28BIT_LBA || 564195534Sscottl count >= 256)) { 565195534Sscottl ata_48bit_cmd(&ccb.ataio, ATA_WRITE_DMA48, 566195534Sscottl 0, lba, count); 567195534Sscottl } else { 568196659Smav ata_28bit_cmd(&ccb.ataio, ATA_WRITE_DMA, 569195534Sscottl 0, lba, count); 570195534Sscottl } 571195534Sscottl xpt_polled_action(&ccb); 572195534Sscottl 573195534Sscottl if ((ccb.ataio.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 574195534Sscottl printf("Aborting dump due to I/O error.\n"); 575195534Sscottl cam_periph_unlock(periph); 576195534Sscottl return(EIO); 577195534Sscottl } 578195534Sscottl cam_periph_unlock(periph); 579195534Sscottl return(0); 580195534Sscottl } 581195534Sscottl 582195534Sscottl if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) { 583198382Smav xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 584195534Sscottl 585195534Sscottl ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 586195534Sscottl cam_fill_ataio(&ccb.ataio, 587195534Sscottl 1, 588195534Sscottl adadone, 589195534Sscottl CAM_DIR_NONE, 590195534Sscottl 0, 591195534Sscottl NULL, 592195534Sscottl 0, 593195534Sscottl ada_default_timeout*1000); 594195534Sscottl 595195534Sscottl if (softc->flags & ADA_FLAG_CAN_48BIT) 596195534Sscottl ata_48bit_cmd(&ccb.ataio, ATA_FLUSHCACHE48, 0, 0, 0); 597195534Sscottl else 598196659Smav ata_28bit_cmd(&ccb.ataio, ATA_FLUSHCACHE, 0, 0, 0); 599195534Sscottl xpt_polled_action(&ccb); 600195534Sscottl 601195534Sscottl if ((ccb.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) 602195534Sscottl xpt_print(periph->path, "Synchronize cache failed\n"); 603195534Sscottl 604195534Sscottl if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 605195534Sscottl cam_release_devq(ccb.ccb_h.path, 606195534Sscottl /*relsim_flags*/0, 607195534Sscottl /*reduction*/0, 608195534Sscottl /*timeout*/0, 609195534Sscottl /*getcount_only*/0); 610195534Sscottl } 611195534Sscottl cam_periph_unlock(periph); 612195534Sscottl return (0); 613195534Sscottl} 614195534Sscottl 615195534Sscottlstatic void 616195534Sscottladainit(void) 617195534Sscottl{ 618195534Sscottl cam_status status; 619195534Sscottl 620195534Sscottl /* 621195534Sscottl * Install a global async callback. This callback will 622195534Sscottl * receive async callbacks like "new device found". 623195534Sscottl */ 624195534Sscottl status = xpt_register_async(AC_FOUND_DEVICE, adaasync, NULL, NULL); 625195534Sscottl 626195534Sscottl if (status != CAM_REQ_CMP) { 627195534Sscottl printf("ada: Failed to attach master async callback " 628195534Sscottl "due to status 0x%x!\n", status); 629195534Sscottl } else if (ada_send_ordered) { 630195534Sscottl 631220650Smav /* Register our event handlers */ 632220650Smav if ((EVENTHANDLER_REGISTER(power_suspend, adasuspend, 633220650Smav NULL, EVENTHANDLER_PRI_LAST)) == NULL) 634220650Smav printf("adainit: power event registration failed!\n"); 635220650Smav if ((EVENTHANDLER_REGISTER(power_resume, adaresume, 636220650Smav NULL, EVENTHANDLER_PRI_LAST)) == NULL) 637220650Smav printf("adainit: power event registration failed!\n"); 638220650Smav if ((EVENTHANDLER_REGISTER(shutdown_post_sync, adashutdown, 639195534Sscottl NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 640195534Sscottl printf("adainit: shutdown event registration failed!\n"); 641195534Sscottl } 642195534Sscottl} 643195534Sscottl 644195534Sscottlstatic void 645195534Sscottladaoninvalidate(struct cam_periph *periph) 646195534Sscottl{ 647195534Sscottl struct ada_softc *softc; 648195534Sscottl 649195534Sscottl softc = (struct ada_softc *)periph->softc; 650195534Sscottl 651195534Sscottl /* 652195534Sscottl * De-register any async callbacks. 653195534Sscottl */ 654195534Sscottl xpt_register_async(0, adaasync, periph, periph->path); 655195534Sscottl 656195534Sscottl softc->flags |= ADA_FLAG_PACK_INVALID; 657195534Sscottl 658195534Sscottl /* 659195534Sscottl * Return all queued I/O with ENXIO. 660195534Sscottl * XXX Handle any transactions queued to the card 661195534Sscottl * with XPT_ABORT_CCB. 662195534Sscottl */ 663195534Sscottl bioq_flush(&softc->bio_queue, NULL, ENXIO); 664201139Smav bioq_flush(&softc->trim_queue, NULL, ENXIO); 665195534Sscottl 666195534Sscottl disk_gone(softc->disk); 667195534Sscottl xpt_print(periph->path, "lost device\n"); 668195534Sscottl} 669195534Sscottl 670195534Sscottlstatic void 671195534Sscottladacleanup(struct cam_periph *periph) 672195534Sscottl{ 673195534Sscottl struct ada_softc *softc; 674195534Sscottl 675195534Sscottl softc = (struct ada_softc *)periph->softc; 676195534Sscottl 677195534Sscottl xpt_print(periph->path, "removing device entry\n"); 678195534Sscottl cam_periph_unlock(periph); 679195534Sscottl 680195534Sscottl /* 681195534Sscottl * If we can't free the sysctl tree, oh well... 682195534Sscottl */ 683195534Sscottl if ((softc->flags & ADA_FLAG_SCTX_INIT) != 0 684195534Sscottl && sysctl_ctx_free(&softc->sysctl_ctx) != 0) { 685195534Sscottl xpt_print(periph->path, "can't remove sysctl context\n"); 686195534Sscottl } 687195534Sscottl 688195534Sscottl disk_destroy(softc->disk); 689195534Sscottl callout_drain(&softc->sendordered_c); 690195534Sscottl free(softc, M_DEVBUF); 691195534Sscottl cam_periph_lock(periph); 692195534Sscottl} 693195534Sscottl 694195534Sscottlstatic void 695195534Sscottladaasync(void *callback_arg, u_int32_t code, 696195534Sscottl struct cam_path *path, void *arg) 697195534Sscottl{ 698195534Sscottl struct cam_periph *periph; 699220412Smav struct ada_softc *softc; 700195534Sscottl 701195534Sscottl periph = (struct cam_periph *)callback_arg; 702195534Sscottl switch (code) { 703195534Sscottl case AC_FOUND_DEVICE: 704195534Sscottl { 705195534Sscottl struct ccb_getdev *cgd; 706195534Sscottl cam_status status; 707195534Sscottl 708195534Sscottl cgd = (struct ccb_getdev *)arg; 709195534Sscottl if (cgd == NULL) 710195534Sscottl break; 711195534Sscottl 712195534Sscottl if (cgd->protocol != PROTO_ATA) 713195534Sscottl break; 714195534Sscottl 715195534Sscottl /* 716195534Sscottl * Allocate a peripheral instance for 717195534Sscottl * this device and start the probe 718195534Sscottl * process. 719195534Sscottl */ 720195534Sscottl status = cam_periph_alloc(adaregister, adaoninvalidate, 721195534Sscottl adacleanup, adastart, 722195534Sscottl "ada", CAM_PERIPH_BIO, 723195534Sscottl cgd->ccb_h.path, adaasync, 724195534Sscottl AC_FOUND_DEVICE, cgd); 725195534Sscottl 726195534Sscottl if (status != CAM_REQ_CMP 727195534Sscottl && status != CAM_REQ_INPROG) 728195534Sscottl printf("adaasync: Unable to attach to new device " 729195534Sscottl "due to status 0x%x\n", status); 730195534Sscottl break; 731195534Sscottl } 732220412Smav case AC_SENT_BDR: 733220412Smav case AC_BUS_RESET: 734220412Smav { 735220412Smav struct ccb_getdev cgd; 736220412Smav 737220412Smav softc = (struct ada_softc *)periph->softc; 738220412Smav cam_periph_async(periph, code, path, arg); 739220454Smav if (ada_write_cache < 0 && softc->write_cache < 0) 740220412Smav break; 741220412Smav if (softc->state != ADA_STATE_NORMAL) 742220412Smav break; 743220454Smav xpt_setup_ccb(&cgd.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 744220412Smav cgd.ccb_h.func_code = XPT_GDEV_TYPE; 745220412Smav xpt_action((union ccb *)&cgd); 746220412Smav if ((cgd.ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) == 0) 747220412Smav break; 748220412Smav softc->state = ADA_STATE_WCACHE; 749220412Smav cam_periph_acquire(periph); 750220412Smav cam_freeze_devq_arg(periph->path, 751220412Smav RELSIM_RELEASE_RUNLEVEL, CAM_RL_DEV + 1); 752220412Smav xpt_schedule(periph, CAM_PRIORITY_DEV); 753220412Smav } 754195534Sscottl default: 755195534Sscottl cam_periph_async(periph, code, path, arg); 756195534Sscottl break; 757195534Sscottl } 758195534Sscottl} 759195534Sscottl 760195534Sscottlstatic void 761195534Sscottladasysctlinit(void *context, int pending) 762195534Sscottl{ 763195534Sscottl struct cam_periph *periph; 764195534Sscottl struct ada_softc *softc; 765195534Sscottl char tmpstr[80], tmpstr2[80]; 766195534Sscottl 767195534Sscottl periph = (struct cam_periph *)context; 768220454Smav 769220454Smav /* periph was held for us when this task was enqueued */ 770220454Smav if (periph->flags & CAM_PERIPH_INVALID) { 771220454Smav cam_periph_release(periph); 772195534Sscottl return; 773220454Smav } 774195534Sscottl 775195534Sscottl softc = (struct ada_softc *)periph->softc; 776195534Sscottl snprintf(tmpstr, sizeof(tmpstr), "CAM ADA unit %d", periph->unit_number); 777195534Sscottl snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 778195534Sscottl 779195534Sscottl sysctl_ctx_init(&softc->sysctl_ctx); 780195534Sscottl softc->flags |= ADA_FLAG_SCTX_INIT; 781195534Sscottl softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx, 782195534Sscottl SYSCTL_STATIC_CHILDREN(_kern_cam_ada), OID_AUTO, tmpstr2, 783195534Sscottl CTLFLAG_RD, 0, tmpstr); 784195534Sscottl if (softc->sysctl_tree == NULL) { 785195534Sscottl printf("adasysctlinit: unable to allocate sysctl tree\n"); 786195534Sscottl cam_periph_release(periph); 787195534Sscottl return; 788195534Sscottl } 789195534Sscottl 790220454Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 791220454Smav OID_AUTO, "write_cache", CTLFLAG_RW | CTLFLAG_MPSAFE, 792220454Smav &softc->write_cache, 0, "Enable disk write cache."); 793220454Smav#ifdef ADA_TEST_FAILURE 794220454Smav /* 795220454Smav * Add a 'door bell' sysctl which allows one to set it from userland 796220454Smav * and cause something bad to happen. For the moment, we only allow 797220454Smav * whacking the next read or write. 798220454Smav */ 799220454Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 800220454Smav OID_AUTO, "force_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 801220454Smav &softc->force_read_error, 0, 802220454Smav "Force a read error for the next N reads."); 803220454Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 804220454Smav OID_AUTO, "force_write_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 805220454Smav &softc->force_write_error, 0, 806220454Smav "Force a write error for the next N writes."); 807220454Smav SYSCTL_ADD_INT(&softc->sysctl_ctx, SYSCTL_CHILDREN(softc->sysctl_tree), 808220454Smav OID_AUTO, "periodic_read_error", CTLFLAG_RW | CTLFLAG_MPSAFE, 809220454Smav &softc->periodic_read_error, 0, 810220454Smav "Force a read error every N reads (don't set too low)."); 811220454Smav#endif 812195534Sscottl cam_periph_release(periph); 813195534Sscottl} 814195534Sscottl 815195534Sscottlstatic cam_status 816195534Sscottladaregister(struct cam_periph *periph, void *arg) 817195534Sscottl{ 818195534Sscottl struct ada_softc *softc; 819195534Sscottl struct ccb_pathinq cpi; 820195534Sscottl struct ccb_getdev *cgd; 821221071Smav char announce_buf[80], buf1[32]; 822195534Sscottl struct disk_params *dp; 823195534Sscottl caddr_t match; 824195534Sscottl u_int maxio; 825222520Smav int legacy_id, quirks; 826195534Sscottl 827195534Sscottl cgd = (struct ccb_getdev *)arg; 828195534Sscottl if (periph == NULL) { 829195534Sscottl printf("adaregister: periph was NULL!!\n"); 830195534Sscottl return(CAM_REQ_CMP_ERR); 831195534Sscottl } 832195534Sscottl 833195534Sscottl if (cgd == NULL) { 834195534Sscottl printf("adaregister: no getdev CCB, can't register device\n"); 835195534Sscottl return(CAM_REQ_CMP_ERR); 836195534Sscottl } 837195534Sscottl 838195534Sscottl softc = (struct ada_softc *)malloc(sizeof(*softc), M_DEVBUF, 839195534Sscottl M_NOWAIT|M_ZERO); 840195534Sscottl 841195534Sscottl if (softc == NULL) { 842195534Sscottl printf("adaregister: Unable to probe new device. " 843198328Smav "Unable to allocate softc\n"); 844195534Sscottl return(CAM_REQ_CMP_ERR); 845195534Sscottl } 846195534Sscottl 847195534Sscottl bioq_init(&softc->bio_queue); 848201139Smav bioq_init(&softc->trim_queue); 849195534Sscottl 850220886Smav if (cgd->ident_data.capabilities1 & ATA_SUPPORT_DMA && 851220886Smav (cgd->inq_flags & SID_DMA)) 852198328Smav softc->flags |= ADA_FLAG_CAN_DMA; 853195534Sscottl if (cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) 854195534Sscottl softc->flags |= ADA_FLAG_CAN_48BIT; 855195534Sscottl if (cgd->ident_data.support.command2 & ATA_SUPPORT_FLUSHCACHE) 856195534Sscottl softc->flags |= ADA_FLAG_CAN_FLUSHCACHE; 857214279Sbrucec if (cgd->ident_data.support.command1 & ATA_SUPPORT_POWERMGT) 858214279Sbrucec softc->flags |= ADA_FLAG_CAN_POWERMGT; 859195534Sscottl if (cgd->ident_data.satacapabilities & ATA_SUPPORT_NCQ && 860220886Smav (cgd->inq_flags & SID_DMA) && (cgd->inq_flags & SID_CmdQue)) 861195534Sscottl softc->flags |= ADA_FLAG_CAN_NCQ; 862201139Smav if (cgd->ident_data.support_dsm & ATA_SUPPORT_DSM_TRIM) { 863201139Smav softc->flags |= ADA_FLAG_CAN_TRIM; 864201139Smav softc->trim_max_ranges = TRIM_MAX_RANGES; 865201139Smav if (cgd->ident_data.max_dsm_blocks != 0) { 866201139Smav softc->trim_max_ranges = 867201139Smav min(cgd->ident_data.max_dsm_blocks * 64, 868201139Smav softc->trim_max_ranges); 869201139Smav } 870201139Smav } 871201139Smav if (cgd->ident_data.support.command2 & ATA_SUPPORT_CFA) 872201139Smav softc->flags |= ADA_FLAG_CAN_CFA; 873195534Sscottl 874195534Sscottl periph->softc = softc; 875195534Sscottl 876195534Sscottl /* 877195534Sscottl * See if this device has any quirks. 878195534Sscottl */ 879199178Smav match = cam_quirkmatch((caddr_t)&cgd->ident_data, 880199178Smav (caddr_t)ada_quirk_table, 881199178Smav sizeof(ada_quirk_table)/sizeof(*ada_quirk_table), 882199178Smav sizeof(*ada_quirk_table), ata_identify_match); 883195534Sscottl if (match != NULL) 884195534Sscottl softc->quirks = ((struct ada_quirk_entry *)match)->quirks; 885195534Sscottl else 886195534Sscottl softc->quirks = ADA_Q_NONE; 887195534Sscottl 888195534Sscottl bzero(&cpi, sizeof(cpi)); 889203108Smav xpt_setup_ccb(&cpi.ccb_h, periph->path, CAM_PRIORITY_NONE); 890195534Sscottl cpi.ccb_h.func_code = XPT_PATH_INQ; 891195534Sscottl xpt_action((union ccb *)&cpi); 892195534Sscottl 893195534Sscottl TASK_INIT(&softc->sysctl_task, 0, adasysctlinit, periph); 894195534Sscottl 895195534Sscottl /* 896195534Sscottl * Register this media as a disk 897195534Sscottl */ 898220618Smav (void)cam_periph_hold(periph, PRIBIO); 899195534Sscottl mtx_unlock(periph->sim->mtx); 900222520Smav snprintf(announce_buf, sizeof(announce_buf), 901222520Smav "kern.cam.ada.%d.quirks", periph->unit_number); 902222520Smav quirks = softc->quirks; 903222520Smav TUNABLE_INT_FETCH(announce_buf, &quirks); 904222520Smav softc->quirks = quirks; 905220618Smav softc->write_cache = -1; 906220618Smav snprintf(announce_buf, sizeof(announce_buf), 907220618Smav "kern.cam.ada.%d.write_cache", periph->unit_number); 908220618Smav TUNABLE_INT_FETCH(announce_buf, &softc->write_cache); 909198897Smav adagetparams(periph, cgd); 910195534Sscottl softc->disk = disk_alloc(); 911220644Smav softc->disk->d_devstat = devstat_new_entry(periph->periph_name, 912220644Smav periph->unit_number, softc->params.secsize, 913220644Smav DEVSTAT_ALL_SUPPORTED, 914220644Smav DEVSTAT_TYPE_DIRECT | 915220644Smav XPORT_DEVSTAT_TYPE(cpi.transport), 916220644Smav DEVSTAT_PRIORITY_DISK); 917195534Sscottl softc->disk->d_open = adaopen; 918195534Sscottl softc->disk->d_close = adaclose; 919195534Sscottl softc->disk->d_strategy = adastrategy; 920195534Sscottl softc->disk->d_dump = adadump; 921195534Sscottl softc->disk->d_name = "ada"; 922195534Sscottl softc->disk->d_drv1 = periph; 923195534Sscottl maxio = cpi.maxio; /* Honor max I/O size of SIM */ 924195534Sscottl if (maxio == 0) 925195534Sscottl maxio = DFLTPHYS; /* traditional default */ 926195534Sscottl else if (maxio > MAXPHYS) 927195534Sscottl maxio = MAXPHYS; /* for safety */ 928201139Smav if (softc->flags & ADA_FLAG_CAN_48BIT) 929198897Smav maxio = min(maxio, 65536 * softc->params.secsize); 930195534Sscottl else /* 28bit ATA command limit */ 931198897Smav maxio = min(maxio, 256 * softc->params.secsize); 932195534Sscottl softc->disk->d_maxsize = maxio; 933195534Sscottl softc->disk->d_unit = periph->unit_number; 934195534Sscottl softc->disk->d_flags = 0; 935195534Sscottl if (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) 936195534Sscottl softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 937201139Smav if ((softc->flags & ADA_FLAG_CAN_TRIM) || 938201139Smav ((softc->flags & ADA_FLAG_CAN_CFA) && 939201139Smav !(softc->flags & ADA_FLAG_CAN_48BIT))) 940201139Smav softc->disk->d_flags |= DISKFLAG_CANDELETE; 941197896Spjd strlcpy(softc->disk->d_ident, cgd->serial_num, 942197896Spjd MIN(sizeof(softc->disk->d_ident), cgd->serial_num_len + 1)); 943219056Snwhitehorn strlcpy(softc->disk->d_descr, cgd->ident_data.model, 944219056Snwhitehorn MIN(sizeof(softc->disk->d_descr), sizeof(cgd->ident_data.model))); 945210471Smav softc->disk->d_hba_vendor = cpi.hba_vendor; 946210471Smav softc->disk->d_hba_device = cpi.hba_device; 947210471Smav softc->disk->d_hba_subvendor = cpi.hba_subvendor; 948210471Smav softc->disk->d_hba_subdevice = cpi.hba_subdevice; 949195534Sscottl 950195534Sscottl softc->disk->d_sectorsize = softc->params.secsize; 951198897Smav softc->disk->d_mediasize = (off_t)softc->params.sectors * 952198897Smav softc->params.secsize; 953200969Smav if (ata_physical_sector_size(&cgd->ident_data) != 954200969Smav softc->params.secsize) { 955200969Smav softc->disk->d_stripesize = 956200969Smav ata_physical_sector_size(&cgd->ident_data); 957200969Smav softc->disk->d_stripeoffset = (softc->disk->d_stripesize - 958200969Smav ata_logical_sector_offset(&cgd->ident_data)) % 959200969Smav softc->disk->d_stripesize; 960222520Smav } else if (softc->quirks & ADA_Q_4K) { 961222520Smav softc->disk->d_stripesize = 4096; 962222520Smav softc->disk->d_stripeoffset = 0; 963200969Smav } 964195534Sscottl softc->disk->d_fwsectors = softc->params.secs_per_track; 965195534Sscottl softc->disk->d_fwheads = softc->params.heads; 966208349Smarius ata_disk_firmware_geom_adjust(softc->disk); 967195534Sscottl 968221071Smav if (ada_legacy_aliases) { 969221071Smav#ifdef ATA_STATIC_ID 970221071Smav legacy_id = xpt_path_legacy_ata_id(periph->path); 971221071Smav#else 972221071Smav legacy_id = softc->disk->d_unit; 973221071Smav#endif 974221071Smav if (legacy_id >= 0) { 975221071Smav snprintf(announce_buf, sizeof(announce_buf), 976221071Smav "kern.devalias.%s%d", 977221071Smav softc->disk->d_name, softc->disk->d_unit); 978221071Smav snprintf(buf1, sizeof(buf1), 979221071Smav "ad%d", legacy_id); 980221071Smav setenv(announce_buf, buf1); 981221071Smav } 982221071Smav } else 983221071Smav legacy_id = -1; 984195534Sscottl disk_create(softc->disk, DISK_VERSION); 985195534Sscottl mtx_lock(periph->sim->mtx); 986220618Smav cam_periph_unhold(periph); 987195534Sscottl 988195534Sscottl dp = &softc->params; 989195534Sscottl snprintf(announce_buf, sizeof(announce_buf), 990195534Sscottl "%juMB (%ju %u byte sectors: %dH %dS/T %dC)", 991195534Sscottl (uintmax_t)(((uintmax_t)dp->secsize * 992195534Sscottl dp->sectors) / (1024*1024)), 993195534Sscottl (uintmax_t)dp->sectors, 994195534Sscottl dp->secsize, dp->heads, 995195534Sscottl dp->secs_per_track, dp->cylinders); 996195534Sscottl xpt_announce_periph(periph, announce_buf); 997221071Smav if (legacy_id >= 0) 998221071Smav printf("%s%d: Previously was known as ad%d\n", 999221071Smav periph->periph_name, periph->unit_number, legacy_id); 1000220454Smav 1001195534Sscottl /* 1002220454Smav * Create our sysctl variables, now that we know 1003220454Smav * we have successfully attached. 1004220454Smav */ 1005220454Smav cam_periph_acquire(periph); 1006220454Smav taskqueue_enqueue(taskqueue_thread, &softc->sysctl_task); 1007220454Smav 1008220454Smav /* 1009195534Sscottl * Add async callbacks for bus reset and 1010195534Sscottl * bus device reset calls. I don't bother 1011195534Sscottl * checking if this fails as, in most cases, 1012195534Sscottl * the system will function just fine without 1013195534Sscottl * them and the only alternative would be to 1014195534Sscottl * not attach the device on failure. 1015195534Sscottl */ 1016220412Smav xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE, 1017195534Sscottl adaasync, periph, periph->path); 1018195534Sscottl 1019195534Sscottl /* 1020195534Sscottl * Schedule a periodic event to occasionally send an 1021195534Sscottl * ordered tag to a device. 1022195534Sscottl */ 1023195534Sscottl callout_init_mtx(&softc->sendordered_c, periph->sim->mtx, 0); 1024195534Sscottl callout_reset(&softc->sendordered_c, 1025195534Sscottl (ADA_DEFAULT_TIMEOUT * hz) / ADA_ORDEREDTAG_INTERVAL, 1026195534Sscottl adasendorderedtag, softc); 1027195534Sscottl 1028220454Smav if ((ada_write_cache >= 0 || softc->write_cache >= 0) && 1029220412Smav cgd->ident_data.support.command1 & ATA_SUPPORT_WRITECACHE) { 1030220412Smav softc->state = ADA_STATE_WCACHE; 1031220412Smav cam_periph_acquire(periph); 1032220412Smav cam_freeze_devq_arg(periph->path, 1033220412Smav RELSIM_RELEASE_RUNLEVEL, CAM_RL_DEV + 1); 1034220412Smav xpt_schedule(periph, CAM_PRIORITY_DEV); 1035220412Smav } else 1036220412Smav softc->state = ADA_STATE_NORMAL; 1037220412Smav 1038195534Sscottl return(CAM_REQ_CMP); 1039195534Sscottl} 1040195534Sscottl 1041195534Sscottlstatic void 1042195534Sscottladastart(struct cam_periph *periph, union ccb *start_ccb) 1043195534Sscottl{ 1044198328Smav struct ada_softc *softc = (struct ada_softc *)periph->softc; 1045198328Smav struct ccb_ataio *ataio = &start_ccb->ataio; 1046195534Sscottl 1047195534Sscottl switch (softc->state) { 1048195534Sscottl case ADA_STATE_NORMAL: 1049195534Sscottl { 1050195534Sscottl struct bio *bp; 1051201139Smav u_int8_t tag_code; 1052195534Sscottl 1053201139Smav /* Execute immediate CCB if waiting. */ 1054195534Sscottl if (periph->immediate_priority <= periph->pinfo.priority) { 1055195534Sscottl CAM_DEBUG_PRINT(CAM_DEBUG_SUBTRACE, 1056195534Sscottl ("queuing for immediate ccb\n")); 1057195534Sscottl start_ccb->ccb_h.ccb_state = ADA_CCB_WAITING; 1058195534Sscottl SLIST_INSERT_HEAD(&periph->ccb_list, &start_ccb->ccb_h, 1059195534Sscottl periph_links.sle); 1060195534Sscottl periph->immediate_priority = CAM_PRIORITY_NONE; 1061195534Sscottl wakeup(&periph->ccb_list); 1062201139Smav /* Have more work to do, so ensure we stay scheduled */ 1063201139Smav adaschedule(periph); 1064201139Smav break; 1065201139Smav } 1066201139Smav /* Run TRIM if not running yet. */ 1067201139Smav if (!softc->trim_running && 1068201139Smav (bp = bioq_first(&softc->trim_queue)) != 0) { 1069201139Smav struct trim_request *req = &softc->trim_req; 1070201139Smav struct bio *bp1; 1071222628Smav uint64_t lastlba = (uint64_t)-1; 1072222628Smav int bps = 0, c, lastcount = 0, off, ranges = 0; 1073201139Smav 1074201139Smav softc->trim_running = 1; 1075201139Smav bzero(req, sizeof(*req)); 1076201139Smav bp1 = bp; 1077201139Smav do { 1078201139Smav uint64_t lba = bp1->bio_pblkno; 1079201139Smav int count = bp1->bio_bcount / 1080201139Smav softc->params.secsize; 1081201139Smav 1082201139Smav bioq_remove(&softc->trim_queue, bp1); 1083222628Smav 1084222628Smav /* Try to extend the previous range. */ 1085222628Smav if (lba == lastlba) { 1086222628Smav c = min(count, 0xffff - lastcount); 1087222628Smav lastcount += c; 1088222628Smav off = (ranges - 1) * 8; 1089222628Smav req->data[off + 6] = lastcount & 0xff; 1090222628Smav req->data[off + 7] = 1091222628Smav (lastcount >> 8) & 0xff; 1092222628Smav count -= c; 1093222628Smav lba += c; 1094222628Smav } 1095222628Smav 1096201139Smav while (count > 0) { 1097222628Smav c = min(count, 0xffff); 1098222628Smav off = ranges * 8; 1099201139Smav req->data[off + 0] = lba & 0xff; 1100201139Smav req->data[off + 1] = (lba >> 8) & 0xff; 1101201139Smav req->data[off + 2] = (lba >> 16) & 0xff; 1102201139Smav req->data[off + 3] = (lba >> 24) & 0xff; 1103201139Smav req->data[off + 4] = (lba >> 32) & 0xff; 1104201139Smav req->data[off + 5] = (lba >> 40) & 0xff; 1105201139Smav req->data[off + 6] = c & 0xff; 1106201139Smav req->data[off + 7] = (c >> 8) & 0xff; 1107201139Smav lba += c; 1108201139Smav count -= c; 1109222628Smav lastcount = c; 1110201139Smav ranges++; 1111201139Smav } 1112222628Smav lastlba = lba; 1113201139Smav req->bps[bps++] = bp1; 1114201139Smav bp1 = bioq_first(&softc->trim_queue); 1115222628Smav if (bps >= TRIM_MAX_BIOS || 1116222628Smav bp1 == NULL || 1117201139Smav bp1->bio_bcount / softc->params.secsize > 1118201139Smav (softc->trim_max_ranges - ranges) * 0xffff) 1119201139Smav break; 1120201139Smav } while (1); 1121201139Smav cam_fill_ataio(ataio, 1122201139Smav ada_retry_count, 1123201139Smav adadone, 1124201139Smav CAM_DIR_OUT, 1125201139Smav 0, 1126201139Smav req->data, 1127201139Smav ((ranges + 63) / 64) * 512, 1128201139Smav ada_default_timeout * 1000); 1129201139Smav ata_48bit_cmd(ataio, ATA_DATA_SET_MANAGEMENT, 1130201139Smav ATA_DSM_TRIM, 0, (ranges + 63) / 64); 1131201139Smav start_ccb->ccb_h.ccb_state = ADA_CCB_TRIM; 1132201139Smav goto out; 1133201139Smav } 1134201139Smav /* Run regular command. */ 1135201139Smav bp = bioq_first(&softc->bio_queue); 1136201139Smav if (bp == NULL) { 1137195534Sscottl xpt_release_ccb(start_ccb); 1138201139Smav break; 1139201139Smav } 1140201139Smav bioq_remove(&softc->bio_queue, bp); 1141201139Smav 1142212160Sgibbs if ((bp->bio_flags & BIO_ORDERED) != 0 1143212160Sgibbs || (softc->flags & ADA_FLAG_NEED_OTAG) != 0) { 1144201139Smav softc->flags &= ~ADA_FLAG_NEED_OTAG; 1145201139Smav softc->ordered_tag_count++; 1146201139Smav tag_code = 0; 1147195534Sscottl } else { 1148201139Smav tag_code = 1; 1149201139Smav } 1150201139Smav switch (bp->bio_cmd) { 1151201139Smav case BIO_READ: 1152201139Smav case BIO_WRITE: 1153201139Smav { 1154201139Smav uint64_t lba = bp->bio_pblkno; 1155201139Smav uint16_t count = bp->bio_bcount / softc->params.secsize; 1156220454Smav#ifdef ADA_TEST_FAILURE 1157220454Smav int fail = 0; 1158195534Sscottl 1159220454Smav /* 1160220454Smav * Support the failure ioctls. If the command is a 1161220454Smav * read, and there are pending forced read errors, or 1162220454Smav * if a write and pending write errors, then fail this 1163220454Smav * operation with EIO. This is useful for testing 1164220454Smav * purposes. Also, support having every Nth read fail. 1165220454Smav * 1166220454Smav * This is a rather blunt tool. 1167220454Smav */ 1168220454Smav if (bp->bio_cmd == BIO_READ) { 1169220454Smav if (softc->force_read_error) { 1170220454Smav softc->force_read_error--; 1171220454Smav fail = 1; 1172220454Smav } 1173220454Smav if (softc->periodic_read_error > 0) { 1174220454Smav if (++softc->periodic_read_count >= 1175220454Smav softc->periodic_read_error) { 1176220454Smav softc->periodic_read_count = 0; 1177220454Smav fail = 1; 1178220454Smav } 1179220454Smav } 1180220454Smav } else { 1181220454Smav if (softc->force_write_error) { 1182220454Smav softc->force_write_error--; 1183220454Smav fail = 1; 1184220454Smav } 1185220454Smav } 1186220454Smav if (fail) { 1187220454Smav bp->bio_error = EIO; 1188220454Smav bp->bio_flags |= BIO_ERROR; 1189220454Smav biodone(bp); 1190220454Smav xpt_release_ccb(start_ccb); 1191220454Smav adaschedule(periph); 1192220454Smav return; 1193220454Smav } 1194220454Smav#endif 1195201139Smav cam_fill_ataio(ataio, 1196201139Smav ada_retry_count, 1197201139Smav adadone, 1198201139Smav bp->bio_cmd == BIO_READ ? 1199201139Smav CAM_DIR_IN : CAM_DIR_OUT, 1200201139Smav tag_code, 1201201139Smav bp->bio_data, 1202201139Smav bp->bio_bcount, 1203201139Smav ada_default_timeout*1000); 1204195534Sscottl 1205201139Smav if ((softc->flags & ADA_FLAG_CAN_NCQ) && tag_code) { 1206201139Smav if (bp->bio_cmd == BIO_READ) { 1207201139Smav ata_ncq_cmd(ataio, ATA_READ_FPDMA_QUEUED, 1208201139Smav lba, count); 1209201139Smav } else { 1210201139Smav ata_ncq_cmd(ataio, ATA_WRITE_FPDMA_QUEUED, 1211201139Smav lba, count); 1212201139Smav } 1213201139Smav } else if ((softc->flags & ADA_FLAG_CAN_48BIT) && 1214201139Smav (lba + count >= ATA_MAX_28BIT_LBA || 1215201139Smav count > 256)) { 1216201139Smav if (softc->flags & ADA_FLAG_CAN_DMA) { 1217195534Sscottl if (bp->bio_cmd == BIO_READ) { 1218201139Smav ata_48bit_cmd(ataio, ATA_READ_DMA48, 1219201139Smav 0, lba, count); 1220195534Sscottl } else { 1221201139Smav ata_48bit_cmd(ataio, ATA_WRITE_DMA48, 1222201139Smav 0, lba, count); 1223195534Sscottl } 1224201139Smav } else { 1225201139Smav if (bp->bio_cmd == BIO_READ) { 1226201139Smav ata_48bit_cmd(ataio, ATA_READ_MUL48, 1227201139Smav 0, lba, count); 1228195534Sscottl } else { 1229201139Smav ata_48bit_cmd(ataio, ATA_WRITE_MUL48, 1230201139Smav 0, lba, count); 1231195534Sscottl } 1232201139Smav } 1233201139Smav } else { 1234201139Smav if (count == 256) 1235201139Smav count = 0; 1236201139Smav if (softc->flags & ADA_FLAG_CAN_DMA) { 1237201139Smav if (bp->bio_cmd == BIO_READ) { 1238201139Smav ata_28bit_cmd(ataio, ATA_READ_DMA, 1239201139Smav 0, lba, count); 1240201139Smav } else { 1241201139Smav ata_28bit_cmd(ataio, ATA_WRITE_DMA, 1242201139Smav 0, lba, count); 1243201139Smav } 1244195534Sscottl } else { 1245201139Smav if (bp->bio_cmd == BIO_READ) { 1246201139Smav ata_28bit_cmd(ataio, ATA_READ_MUL, 1247201139Smav 0, lba, count); 1248195534Sscottl } else { 1249201139Smav ata_28bit_cmd(ataio, ATA_WRITE_MUL, 1250201139Smav 0, lba, count); 1251195534Sscottl } 1252195534Sscottl } 1253195534Sscottl } 1254201139Smav break; 1255201139Smav } 1256201139Smav case BIO_DELETE: 1257201139Smav { 1258201139Smav uint64_t lba = bp->bio_pblkno; 1259201139Smav uint16_t count = bp->bio_bcount / softc->params.secsize; 1260195534Sscottl 1261201139Smav cam_fill_ataio(ataio, 1262201139Smav ada_retry_count, 1263201139Smav adadone, 1264201139Smav CAM_DIR_NONE, 1265201139Smav 0, 1266201139Smav NULL, 1267201139Smav 0, 1268201139Smav ada_default_timeout*1000); 1269201139Smav 1270201139Smav if (count >= 256) 1271201139Smav count = 0; 1272201139Smav ata_28bit_cmd(ataio, ATA_CFA_ERASE, 0, lba, count); 1273201139Smav break; 1274195534Sscottl } 1275201139Smav case BIO_FLUSH: 1276201139Smav cam_fill_ataio(ataio, 1277201139Smav 1, 1278201139Smav adadone, 1279201139Smav CAM_DIR_NONE, 1280201139Smav 0, 1281201139Smav NULL, 1282201139Smav 0, 1283201139Smav ada_default_timeout*1000); 1284201139Smav 1285201139Smav if (softc->flags & ADA_FLAG_CAN_48BIT) 1286201139Smav ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1287201139Smav else 1288201139Smav ata_28bit_cmd(ataio, ATA_FLUSHCACHE, 0, 0, 0); 1289201139Smav break; 1290195534Sscottl } 1291201139Smav start_ccb->ccb_h.ccb_state = ADA_CCB_BUFFER_IO; 1292201139Smavout: 1293201139Smav start_ccb->ccb_h.ccb_bp = bp; 1294201139Smav softc->outstanding_cmds++; 1295201139Smav xpt_action(start_ccb); 1296201139Smav 1297201139Smav /* May have more work to do, so ensure we stay scheduled */ 1298201139Smav adaschedule(periph); 1299195534Sscottl break; 1300195534Sscottl } 1301220412Smav case ADA_STATE_WCACHE: 1302220412Smav { 1303220412Smav cam_fill_ataio(ataio, 1304220412Smav 1, 1305220412Smav adadone, 1306220412Smav CAM_DIR_NONE, 1307220412Smav 0, 1308220412Smav NULL, 1309220412Smav 0, 1310220412Smav ada_default_timeout*1000); 1311220412Smav 1312220454Smav ata_28bit_cmd(ataio, ATA_SETFEATURES, (softc->write_cache > 0 || 1313220454Smav (softc->write_cache < 0 && ada_write_cache)) ? 1314220412Smav ATA_SF_ENAB_WCACHE : ATA_SF_DIS_WCACHE, 0, 0); 1315220412Smav start_ccb->ccb_h.ccb_state = ADA_CCB_WCACHE; 1316220412Smav xpt_action(start_ccb); 1317220412Smav break; 1318195534Sscottl } 1319220412Smav } 1320195534Sscottl} 1321195534Sscottl 1322195534Sscottlstatic void 1323195534Sscottladadone(struct cam_periph *periph, union ccb *done_ccb) 1324195534Sscottl{ 1325195534Sscottl struct ada_softc *softc; 1326195534Sscottl struct ccb_ataio *ataio; 1327195534Sscottl 1328195534Sscottl softc = (struct ada_softc *)periph->softc; 1329195534Sscottl ataio = &done_ccb->ataio; 1330195534Sscottl switch (ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK) { 1331195534Sscottl case ADA_CCB_BUFFER_IO: 1332201139Smav case ADA_CCB_TRIM: 1333195534Sscottl { 1334195534Sscottl struct bio *bp; 1335195534Sscottl 1336195534Sscottl bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 1337195534Sscottl if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1338195534Sscottl int error; 1339195534Sscottl 1340198328Smav error = adaerror(done_ccb, 0, 0); 1341195534Sscottl if (error == ERESTART) { 1342198328Smav /* A retry was scheduled, so just return. */ 1343195534Sscottl return; 1344195534Sscottl } 1345195534Sscottl if (error != 0) { 1346195534Sscottl if (error == ENXIO) { 1347195534Sscottl /* 1348195534Sscottl * Catastrophic error. Mark our pack as 1349195534Sscottl * invalid. 1350195534Sscottl */ 1351195534Sscottl /* 1352195534Sscottl * XXX See if this is really a media 1353195534Sscottl * XXX change first? 1354195534Sscottl */ 1355195534Sscottl xpt_print(periph->path, 1356195534Sscottl "Invalidating pack\n"); 1357195534Sscottl softc->flags |= ADA_FLAG_PACK_INVALID; 1358195534Sscottl } 1359195534Sscottl bp->bio_error = error; 1360195534Sscottl bp->bio_resid = bp->bio_bcount; 1361195534Sscottl bp->bio_flags |= BIO_ERROR; 1362195534Sscottl } else { 1363195534Sscottl bp->bio_resid = ataio->resid; 1364195534Sscottl bp->bio_error = 0; 1365195534Sscottl if (bp->bio_resid != 0) 1366195534Sscottl bp->bio_flags |= BIO_ERROR; 1367195534Sscottl } 1368195534Sscottl if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1369195534Sscottl cam_release_devq(done_ccb->ccb_h.path, 1370195534Sscottl /*relsim_flags*/0, 1371195534Sscottl /*reduction*/0, 1372195534Sscottl /*timeout*/0, 1373195534Sscottl /*getcount_only*/0); 1374195534Sscottl } else { 1375195534Sscottl if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1376195534Sscottl panic("REQ_CMP with QFRZN"); 1377195534Sscottl bp->bio_resid = ataio->resid; 1378195534Sscottl if (ataio->resid > 0) 1379195534Sscottl bp->bio_flags |= BIO_ERROR; 1380195534Sscottl } 1381195534Sscottl softc->outstanding_cmds--; 1382195534Sscottl if (softc->outstanding_cmds == 0) 1383195534Sscottl softc->flags |= ADA_FLAG_WENT_IDLE; 1384201139Smav if ((ataio->ccb_h.ccb_state & ADA_CCB_TYPE_MASK) == 1385201139Smav ADA_CCB_TRIM) { 1386201139Smav struct trim_request *req = 1387201139Smav (struct trim_request *)ataio->data_ptr; 1388201139Smav int i; 1389195534Sscottl 1390222628Smav for (i = 1; i < TRIM_MAX_BIOS && req->bps[i]; i++) { 1391201139Smav struct bio *bp1 = req->bps[i]; 1392201139Smav 1393201139Smav bp1->bio_resid = bp->bio_resid; 1394201139Smav bp1->bio_error = bp->bio_error; 1395201139Smav if (bp->bio_flags & BIO_ERROR) 1396201139Smav bp1->bio_flags |= BIO_ERROR; 1397201139Smav biodone(bp1); 1398201139Smav } 1399201139Smav softc->trim_running = 0; 1400201139Smav biodone(bp); 1401201139Smav adaschedule(periph); 1402201139Smav } else 1403201139Smav biodone(bp); 1404195534Sscottl break; 1405195534Sscottl } 1406220412Smav case ADA_CCB_WCACHE: 1407220412Smav { 1408220412Smav if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1409220412Smav if (adaerror(done_ccb, 0, 0) == ERESTART) { 1410220412Smav return; 1411220412Smav } else if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 1412220412Smav cam_release_devq(done_ccb->ccb_h.path, 1413220412Smav /*relsim_flags*/0, 1414220412Smav /*reduction*/0, 1415220412Smav /*timeout*/0, 1416220412Smav /*getcount_only*/0); 1417220412Smav } 1418220412Smav } 1419220412Smav 1420220412Smav softc->state = ADA_STATE_NORMAL; 1421220412Smav /* 1422220412Smav * Since our peripheral may be invalidated by an error 1423220412Smav * above or an external event, we must release our CCB 1424220412Smav * before releasing the reference on the peripheral. 1425220412Smav * The peripheral will only go away once the last reference 1426220412Smav * is removed, and we need it around for the CCB release 1427220412Smav * operation. 1428220412Smav */ 1429220412Smav xpt_release_ccb(done_ccb); 1430220412Smav cam_release_devq(periph->path, 1431220412Smav RELSIM_RELEASE_RUNLEVEL, 0, CAM_RL_DEV + 1, FALSE); 1432220412Smav adaschedule(periph); 1433220412Smav cam_periph_release_locked(periph); 1434220412Smav return; 1435220412Smav } 1436195534Sscottl case ADA_CCB_WAITING: 1437195534Sscottl { 1438195534Sscottl /* Caller will release the CCB */ 1439195534Sscottl wakeup(&done_ccb->ccb_h.cbfcnp); 1440195534Sscottl return; 1441195534Sscottl } 1442195534Sscottl case ADA_CCB_DUMP: 1443195534Sscottl /* No-op. We're polling */ 1444195534Sscottl return; 1445195534Sscottl default: 1446195534Sscottl break; 1447195534Sscottl } 1448195534Sscottl xpt_release_ccb(done_ccb); 1449195534Sscottl} 1450195534Sscottl 1451195534Sscottlstatic int 1452195534Sscottladaerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 1453195534Sscottl{ 1454195534Sscottl 1455203385Smav return(cam_periph_error(ccb, cam_flags, sense_flags, NULL)); 1456195534Sscottl} 1457195534Sscottl 1458195534Sscottlstatic void 1459198897Smavadagetparams(struct cam_periph *periph, struct ccb_getdev *cgd) 1460195534Sscottl{ 1461195534Sscottl struct ada_softc *softc = (struct ada_softc *)periph->softc; 1462195534Sscottl struct disk_params *dp = &softc->params; 1463195534Sscottl u_int64_t lbasize48; 1464195534Sscottl u_int32_t lbasize; 1465195534Sscottl 1466198897Smav dp->secsize = ata_logical_sector_size(&cgd->ident_data); 1467195534Sscottl if ((cgd->ident_data.atavalid & ATA_FLAG_54_58) && 1468195534Sscottl cgd->ident_data.current_heads && cgd->ident_data.current_sectors) { 1469195534Sscottl dp->heads = cgd->ident_data.current_heads; 1470195534Sscottl dp->secs_per_track = cgd->ident_data.current_sectors; 1471195534Sscottl dp->cylinders = cgd->ident_data.cylinders; 1472195534Sscottl dp->sectors = (u_int32_t)cgd->ident_data.current_size_1 | 1473195534Sscottl ((u_int32_t)cgd->ident_data.current_size_2 << 16); 1474195534Sscottl } else { 1475195534Sscottl dp->heads = cgd->ident_data.heads; 1476195534Sscottl dp->secs_per_track = cgd->ident_data.sectors; 1477195534Sscottl dp->cylinders = cgd->ident_data.cylinders; 1478195534Sscottl dp->sectors = cgd->ident_data.cylinders * dp->heads * dp->secs_per_track; 1479195534Sscottl } 1480195534Sscottl lbasize = (u_int32_t)cgd->ident_data.lba_size_1 | 1481195534Sscottl ((u_int32_t)cgd->ident_data.lba_size_2 << 16); 1482195534Sscottl 1483195534Sscottl /* use the 28bit LBA size if valid or bigger than the CHS mapping */ 1484195534Sscottl if (cgd->ident_data.cylinders == 16383 || dp->sectors < lbasize) 1485195534Sscottl dp->sectors = lbasize; 1486195534Sscottl 1487195534Sscottl /* use the 48bit LBA size if valid */ 1488195534Sscottl lbasize48 = ((u_int64_t)cgd->ident_data.lba_size48_1) | 1489195534Sscottl ((u_int64_t)cgd->ident_data.lba_size48_2 << 16) | 1490195534Sscottl ((u_int64_t)cgd->ident_data.lba_size48_3 << 32) | 1491195534Sscottl ((u_int64_t)cgd->ident_data.lba_size48_4 << 48); 1492195534Sscottl if ((cgd->ident_data.support.command2 & ATA_SUPPORT_ADDRESS48) && 1493195534Sscottl lbasize48 > ATA_MAX_28BIT_LBA) 1494195534Sscottl dp->sectors = lbasize48; 1495195534Sscottl} 1496195534Sscottl 1497195534Sscottlstatic void 1498195534Sscottladasendorderedtag(void *arg) 1499195534Sscottl{ 1500195534Sscottl struct ada_softc *softc = arg; 1501195534Sscottl 1502195534Sscottl if (ada_send_ordered) { 1503195534Sscottl if ((softc->ordered_tag_count == 0) 1504195534Sscottl && ((softc->flags & ADA_FLAG_WENT_IDLE) == 0)) { 1505195534Sscottl softc->flags |= ADA_FLAG_NEED_OTAG; 1506195534Sscottl } 1507195534Sscottl if (softc->outstanding_cmds > 0) 1508195534Sscottl softc->flags &= ~ADA_FLAG_WENT_IDLE; 1509195534Sscottl 1510195534Sscottl softc->ordered_tag_count = 0; 1511195534Sscottl } 1512195534Sscottl /* Queue us up again */ 1513195534Sscottl callout_reset(&softc->sendordered_c, 1514195534Sscottl (ADA_DEFAULT_TIMEOUT * hz) / ADA_ORDEREDTAG_INTERVAL, 1515195534Sscottl adasendorderedtag, softc); 1516195534Sscottl} 1517195534Sscottl 1518195534Sscottl/* 1519195534Sscottl * Step through all ADA peripheral drivers, and if the device is still open, 1520195534Sscottl * sync the disk cache to physical media. 1521195534Sscottl */ 1522195534Sscottlstatic void 1523220650Smavadaflush(void) 1524195534Sscottl{ 1525195534Sscottl struct cam_periph *periph; 1526195534Sscottl struct ada_softc *softc; 1527195534Sscottl 1528195534Sscottl TAILQ_FOREACH(periph, &adadriver.units, unit_links) { 1529195534Sscottl union ccb ccb; 1530195534Sscottl 1531200180Smav /* If we paniced with lock held - not recurse here. */ 1532200180Smav if (cam_periph_owned(periph)) 1533200180Smav continue; 1534195534Sscottl cam_periph_lock(periph); 1535195534Sscottl softc = (struct ada_softc *)periph->softc; 1536195534Sscottl /* 1537195534Sscottl * We only sync the cache if the drive is still open, and 1538195534Sscottl * if the drive is capable of it.. 1539195534Sscottl */ 1540195534Sscottl if (((softc->flags & ADA_FLAG_OPEN) == 0) || 1541195534Sscottl (softc->flags & ADA_FLAG_CAN_FLUSHCACHE) == 0) { 1542195534Sscottl cam_periph_unlock(periph); 1543195534Sscottl continue; 1544195534Sscottl } 1545195534Sscottl 1546198382Smav xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1547195534Sscottl 1548195534Sscottl ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 1549195534Sscottl cam_fill_ataio(&ccb.ataio, 1550195534Sscottl 1, 1551195534Sscottl adadone, 1552195534Sscottl CAM_DIR_NONE, 1553195534Sscottl 0, 1554195534Sscottl NULL, 1555195534Sscottl 0, 1556195534Sscottl ada_default_timeout*1000); 1557195534Sscottl 1558195534Sscottl if (softc->flags & ADA_FLAG_CAN_48BIT) 1559195534Sscottl ata_48bit_cmd(&ccb.ataio, ATA_FLUSHCACHE48, 0, 0, 0); 1560195534Sscottl else 1561196659Smav ata_28bit_cmd(&ccb.ataio, ATA_FLUSHCACHE, 0, 0, 0); 1562195534Sscottl xpt_polled_action(&ccb); 1563195534Sscottl 1564195534Sscottl if ((ccb.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) 1565195534Sscottl xpt_print(periph->path, "Synchronize cache failed\n"); 1566195534Sscottl 1567195534Sscottl if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 1568195534Sscottl cam_release_devq(ccb.ccb_h.path, 1569195534Sscottl /*relsim_flags*/0, 1570195534Sscottl /*reduction*/0, 1571195534Sscottl /*timeout*/0, 1572195534Sscottl /*getcount_only*/0); 1573195534Sscottl cam_periph_unlock(periph); 1574195534Sscottl } 1575220650Smav} 1576214279Sbrucec 1577220650Smavstatic void 1578220650Smavadaspindown(uint8_t cmd, int flags) 1579220650Smav{ 1580220650Smav struct cam_periph *periph; 1581220650Smav struct ada_softc *softc; 1582214279Sbrucec 1583214279Sbrucec TAILQ_FOREACH(periph, &adadriver.units, unit_links) { 1584214279Sbrucec union ccb ccb; 1585214279Sbrucec 1586214279Sbrucec /* If we paniced with lock held - not recurse here. */ 1587214279Sbrucec if (cam_periph_owned(periph)) 1588214279Sbrucec continue; 1589214279Sbrucec cam_periph_lock(periph); 1590214279Sbrucec softc = (struct ada_softc *)periph->softc; 1591214279Sbrucec /* 1592214279Sbrucec * We only spin-down the drive if it is capable of it.. 1593214279Sbrucec */ 1594214279Sbrucec if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 1595214279Sbrucec cam_periph_unlock(periph); 1596214279Sbrucec continue; 1597214279Sbrucec } 1598214279Sbrucec 1599214279Sbrucec if (bootverbose) 1600214279Sbrucec xpt_print(periph->path, "spin-down\n"); 1601214279Sbrucec 1602214279Sbrucec xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NORMAL); 1603214279Sbrucec 1604214279Sbrucec ccb.ccb_h.ccb_state = ADA_CCB_DUMP; 1605214279Sbrucec cam_fill_ataio(&ccb.ataio, 1606214279Sbrucec 1, 1607214279Sbrucec adadone, 1608220650Smav CAM_DIR_NONE | flags, 1609214279Sbrucec 0, 1610214279Sbrucec NULL, 1611214279Sbrucec 0, 1612214279Sbrucec ada_default_timeout*1000); 1613214279Sbrucec 1614220650Smav ata_28bit_cmd(&ccb.ataio, cmd, 0, 0, 0); 1615214279Sbrucec xpt_polled_action(&ccb); 1616214279Sbrucec 1617214279Sbrucec if ((ccb.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) 1618214279Sbrucec xpt_print(periph->path, "Spin-down disk failed\n"); 1619214279Sbrucec 1620214279Sbrucec if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 1621214279Sbrucec cam_release_devq(ccb.ccb_h.path, 1622214279Sbrucec /*relsim_flags*/0, 1623214279Sbrucec /*reduction*/0, 1624214279Sbrucec /*timeout*/0, 1625214279Sbrucec /*getcount_only*/0); 1626214279Sbrucec cam_periph_unlock(periph); 1627214279Sbrucec } 1628195534Sscottl} 1629195534Sscottl 1630220650Smavstatic void 1631220650Smavadashutdown(void *arg, int howto) 1632220650Smav{ 1633220650Smav 1634220650Smav adaflush(); 1635220650Smav if (ada_spindown_shutdown != 0 && 1636220650Smav (howto & (RB_HALT | RB_POWEROFF)) != 0) 1637220650Smav adaspindown(ATA_STANDBY_IMMEDIATE, 0); 1638220650Smav} 1639220650Smav 1640220650Smavstatic void 1641220650Smavadasuspend(void *arg) 1642220650Smav{ 1643220650Smav 1644220650Smav adaflush(); 1645220650Smav if (ada_spindown_suspend != 0) 1646220650Smav adaspindown(ATA_SLEEP, CAM_DEV_QFREEZE); 1647220650Smav} 1648220650Smav 1649220650Smavstatic void 1650220650Smavadaresume(void *arg) 1651220650Smav{ 1652220650Smav struct cam_periph *periph; 1653220650Smav struct ada_softc *softc; 1654220650Smav 1655220650Smav if (ada_spindown_suspend == 0) 1656220650Smav return; 1657220650Smav 1658220650Smav TAILQ_FOREACH(periph, &adadriver.units, unit_links) { 1659220650Smav cam_periph_lock(periph); 1660220650Smav softc = (struct ada_softc *)periph->softc; 1661220650Smav /* 1662220650Smav * We only spin-down the drive if it is capable of it.. 1663220650Smav */ 1664220650Smav if ((softc->flags & ADA_FLAG_CAN_POWERMGT) == 0) { 1665220650Smav cam_periph_unlock(periph); 1666220650Smav continue; 1667220650Smav } 1668220650Smav 1669220650Smav if (bootverbose) 1670220650Smav xpt_print(periph->path, "resume\n"); 1671220650Smav 1672220650Smav /* 1673220650Smav * Drop freeze taken due to CAM_DEV_QFREEZE flag set on 1674220650Smav * sleep request. 1675220650Smav */ 1676220650Smav cam_release_devq(periph->path, 1677220650Smav /*relsim_flags*/0, 1678220650Smav /*openings*/0, 1679220650Smav /*timeout*/0, 1680220650Smav /*getcount_only*/0); 1681220650Smav 1682220650Smav cam_periph_unlock(periph); 1683220650Smav } 1684220650Smav} 1685220650Smav 1686195534Sscottl#endif /* _KERNEL */ 1687