1/*- 2 * Implementation of SCSI Direct Access Peripheral driver for CAM. 3 * 4 * Copyright (c) 1997 Justin T. Gibbs. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions, and the following disclaimer, 12 * without modification, immediately at the beginning of the file. 13 * 2. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 20 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29#include <sys/cdefs.h>
| 1/*- 2 * Implementation of SCSI Direct Access Peripheral driver for CAM. 3 * 4 * Copyright (c) 1997 Justin T. Gibbs. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions, and the following disclaimer, 12 * without modification, immediately at the beginning of the file. 13 * 2. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 20 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29#include <sys/cdefs.h>
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30__FBSDID("$FreeBSD: head/sys/cam/scsi/scsi_da.c 166861 2007-02-21 07:45:02Z n_hibma $");
| 30__FBSDID("$FreeBSD: head/sys/cam/scsi/scsi_da.c 168752 2007-04-15 08:49:19Z scottl $");
|
31 32#include <sys/param.h> 33 34#ifdef _KERNEL 35#include <sys/systm.h> 36#include <sys/kernel.h> 37#include <sys/bio.h> 38#include <sys/sysctl.h> 39#include <sys/taskqueue.h>
| 31 32#include <sys/param.h> 33 34#ifdef _KERNEL 35#include <sys/systm.h> 36#include <sys/kernel.h> 37#include <sys/bio.h> 38#include <sys/sysctl.h> 39#include <sys/taskqueue.h>
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| 40#include <sys/lock.h> 41#include <sys/mutex.h>
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40#endif /* _KERNEL */ 41 42#include <sys/devicestat.h> 43#include <sys/conf.h> 44#include <sys/eventhandler.h> 45#include <sys/malloc.h> 46#include <sys/cons.h> 47 48#include <machine/md_var.h> 49 50#include <vm/vm.h> 51#include <vm/pmap.h> 52 53#include <geom/geom_disk.h> 54 55#ifndef _KERNEL 56#include <stdio.h> 57#include <string.h> 58#endif /* _KERNEL */ 59 60#include <cam/cam.h> 61#include <cam/cam_ccb.h> 62#include <cam/cam_periph.h> 63#include <cam/cam_xpt_periph.h>
| 42#endif /* _KERNEL */ 43 44#include <sys/devicestat.h> 45#include <sys/conf.h> 46#include <sys/eventhandler.h> 47#include <sys/malloc.h> 48#include <sys/cons.h> 49 50#include <machine/md_var.h> 51 52#include <vm/vm.h> 53#include <vm/pmap.h> 54 55#include <geom/geom_disk.h> 56 57#ifndef _KERNEL 58#include <stdio.h> 59#include <string.h> 60#endif /* _KERNEL */ 61 62#include <cam/cam.h> 63#include <cam/cam_ccb.h> 64#include <cam/cam_periph.h> 65#include <cam/cam_xpt_periph.h>
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| 66#include <cam/cam_sim.h>
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64 65#include <cam/scsi/scsi_message.h> 66 67#ifndef _KERNEL 68#include <cam/scsi/scsi_da.h> 69#endif /* !_KERNEL */ 70 71#ifdef _KERNEL 72typedef enum { 73 DA_STATE_PROBE, 74 DA_STATE_PROBE2, 75 DA_STATE_NORMAL 76} da_state; 77 78typedef enum { 79 DA_FLAG_PACK_INVALID = 0x001, 80 DA_FLAG_NEW_PACK = 0x002, 81 DA_FLAG_PACK_LOCKED = 0x004, 82 DA_FLAG_PACK_REMOVABLE = 0x008, 83 DA_FLAG_TAGGED_QUEUING = 0x010, 84 DA_FLAG_NEED_OTAG = 0x020, 85 DA_FLAG_WENT_IDLE = 0x040, 86 DA_FLAG_RETRY_UA = 0x080, 87 DA_FLAG_OPEN = 0x100, 88 DA_FLAG_SCTX_INIT = 0x200 89} da_flags; 90 91typedef enum { 92 DA_Q_NONE = 0x00, 93 DA_Q_NO_SYNC_CACHE = 0x01, 94 DA_Q_NO_6_BYTE = 0x02, 95 DA_Q_NO_PREVENT = 0x04 96} da_quirks; 97 98typedef enum { 99 DA_CCB_PROBE = 0x01, 100 DA_CCB_PROBE2 = 0x02, 101 DA_CCB_BUFFER_IO = 0x03, 102 DA_CCB_WAITING = 0x04, 103 DA_CCB_DUMP = 0x05, 104 DA_CCB_TYPE_MASK = 0x0F, 105 DA_CCB_RETRY_UA = 0x10 106} da_ccb_state; 107 108/* Offsets into our private area for storing information */ 109#define ccb_state ppriv_field0 110#define ccb_bp ppriv_ptr1 111 112struct disk_params { 113 u_int8_t heads; 114 u_int32_t cylinders; 115 u_int8_t secs_per_track; 116 u_int32_t secsize; /* Number of bytes/sector */ 117 u_int64_t sectors; /* total number sectors */ 118}; 119 120struct da_softc { 121 struct bio_queue_head bio_queue; 122 SLIST_ENTRY(da_softc) links; 123 LIST_HEAD(, ccb_hdr) pending_ccbs; 124 da_state state; 125 da_flags flags; 126 da_quirks quirks; 127 int minimum_cmd_size; 128 int ordered_tag_count; 129 int outstanding_cmds; 130 struct disk_params params; 131 struct disk *disk; 132 union ccb saved_ccb; 133 struct task sysctl_task; 134 struct sysctl_ctx_list sysctl_ctx; 135 struct sysctl_oid *sysctl_tree;
| 67 68#include <cam/scsi/scsi_message.h> 69 70#ifndef _KERNEL 71#include <cam/scsi/scsi_da.h> 72#endif /* !_KERNEL */ 73 74#ifdef _KERNEL 75typedef enum { 76 DA_STATE_PROBE, 77 DA_STATE_PROBE2, 78 DA_STATE_NORMAL 79} da_state; 80 81typedef enum { 82 DA_FLAG_PACK_INVALID = 0x001, 83 DA_FLAG_NEW_PACK = 0x002, 84 DA_FLAG_PACK_LOCKED = 0x004, 85 DA_FLAG_PACK_REMOVABLE = 0x008, 86 DA_FLAG_TAGGED_QUEUING = 0x010, 87 DA_FLAG_NEED_OTAG = 0x020, 88 DA_FLAG_WENT_IDLE = 0x040, 89 DA_FLAG_RETRY_UA = 0x080, 90 DA_FLAG_OPEN = 0x100, 91 DA_FLAG_SCTX_INIT = 0x200 92} da_flags; 93 94typedef enum { 95 DA_Q_NONE = 0x00, 96 DA_Q_NO_SYNC_CACHE = 0x01, 97 DA_Q_NO_6_BYTE = 0x02, 98 DA_Q_NO_PREVENT = 0x04 99} da_quirks; 100 101typedef enum { 102 DA_CCB_PROBE = 0x01, 103 DA_CCB_PROBE2 = 0x02, 104 DA_CCB_BUFFER_IO = 0x03, 105 DA_CCB_WAITING = 0x04, 106 DA_CCB_DUMP = 0x05, 107 DA_CCB_TYPE_MASK = 0x0F, 108 DA_CCB_RETRY_UA = 0x10 109} da_ccb_state; 110 111/* Offsets into our private area for storing information */ 112#define ccb_state ppriv_field0 113#define ccb_bp ppriv_ptr1 114 115struct disk_params { 116 u_int8_t heads; 117 u_int32_t cylinders; 118 u_int8_t secs_per_track; 119 u_int32_t secsize; /* Number of bytes/sector */ 120 u_int64_t sectors; /* total number sectors */ 121}; 122 123struct da_softc { 124 struct bio_queue_head bio_queue; 125 SLIST_ENTRY(da_softc) links; 126 LIST_HEAD(, ccb_hdr) pending_ccbs; 127 da_state state; 128 da_flags flags; 129 da_quirks quirks; 130 int minimum_cmd_size; 131 int ordered_tag_count; 132 int outstanding_cmds; 133 struct disk_params params; 134 struct disk *disk; 135 union ccb saved_ccb; 136 struct task sysctl_task; 137 struct sysctl_ctx_list sysctl_ctx; 138 struct sysctl_oid *sysctl_tree;
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| 139 struct callout sendordered_c;
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136}; 137 138struct da_quirk_entry { 139 struct scsi_inquiry_pattern inq_pat; 140 da_quirks quirks; 141}; 142 143static const char quantum[] = "QUANTUM"; 144static const char microp[] = "MICROP"; 145 146static struct da_quirk_entry da_quirk_table[] = 147{ 148 /* SPI, FC devices */ 149 { 150 /* 151 * Fujitsu M2513A MO drives. 152 * Tested devices: M2513A2 firmware versions 1200 & 1300. 153 * (dip switch selects whether T_DIRECT or T_OPTICAL device) 154 * Reported by: W.Scholten <whs@xs4all.nl> 155 */ 156 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"}, 157 /*quirks*/ DA_Q_NO_SYNC_CACHE 158 }, 159 { 160 /* See above. */ 161 {T_OPTICAL, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"}, 162 /*quirks*/ DA_Q_NO_SYNC_CACHE 163 }, 164 { 165 /* 166 * This particular Fujitsu drive doesn't like the 167 * synchronize cache command. 168 * Reported by: Tom Jackson <toj@gorilla.net> 169 */ 170 {T_DIRECT, SIP_MEDIA_FIXED, "FUJITSU", "M2954*", "*"}, 171 /*quirks*/ DA_Q_NO_SYNC_CACHE 172 }, 173 { 174 /* 175 * This drive doesn't like the synchronize cache command 176 * either. Reported by: Matthew Jacob <mjacob@feral.com> 177 * in NetBSD PR kern/6027, August 24, 1998. 178 */ 179 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2217*", "*"}, 180 /*quirks*/ DA_Q_NO_SYNC_CACHE 181 }, 182 { 183 /* 184 * This drive doesn't like the synchronize cache command 185 * either. Reported by: Hellmuth Michaelis (hm@kts.org) 186 * (PR 8882). 187 */ 188 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2112*", "*"}, 189 /*quirks*/ DA_Q_NO_SYNC_CACHE 190 }, 191 { 192 /* 193 * Doesn't like the synchronize cache command. 194 * Reported by: Blaz Zupan <blaz@gold.amis.net> 195 */ 196 {T_DIRECT, SIP_MEDIA_FIXED, "NEC", "D3847*", "*"}, 197 /*quirks*/ DA_Q_NO_SYNC_CACHE 198 }, 199 { 200 /* 201 * Doesn't like the synchronize cache command. 202 * Reported by: Blaz Zupan <blaz@gold.amis.net> 203 */ 204 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "MAVERICK 540S", "*"}, 205 /*quirks*/ DA_Q_NO_SYNC_CACHE 206 }, 207 { 208 /* 209 * Doesn't like the synchronize cache command. 210 */ 211 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS525S", "*"}, 212 /*quirks*/ DA_Q_NO_SYNC_CACHE 213 }, 214 { 215 /* 216 * Doesn't like the synchronize cache command. 217 * Reported by: walter@pelissero.de 218 */ 219 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS540S", "*"}, 220 /*quirks*/ DA_Q_NO_SYNC_CACHE 221 }, 222 { 223 /* 224 * Doesn't work correctly with 6 byte reads/writes. 225 * Returns illegal request, and points to byte 9 of the 226 * 6-byte CDB. 227 * Reported by: Adam McDougall <bsdx@spawnet.com> 228 */ 229 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 4*", "*"}, 230 /*quirks*/ DA_Q_NO_6_BYTE 231 }, 232 { 233 /* See above. */ 234 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 2*", "*"}, 235 /*quirks*/ DA_Q_NO_6_BYTE 236 }, 237 { 238 /* 239 * Doesn't like the synchronize cache command. 240 * Reported by: walter@pelissero.de 241 */ 242 {T_DIRECT, SIP_MEDIA_FIXED, "CONNER", "CP3500*", "*"}, 243 /*quirks*/ DA_Q_NO_SYNC_CACHE 244 }, 245 { 246 /* 247 * The CISS RAID controllers do not support SYNC_CACHE 248 */ 249 {T_DIRECT, SIP_MEDIA_FIXED, "COMPAQ", "RAID*", "*"}, 250 /*quirks*/ DA_Q_NO_SYNC_CACHE 251 }, 252 /* USB mass storage devices supported by umass(4) */ 253 { 254 /* 255 * EXATELECOM (Sigmatel) i-Bead 100/105 USB Flash MP3 Player 256 * PR: kern/51675 257 */ 258 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EXATEL", "i-BEAD10*", "*"}, 259 /*quirks*/ DA_Q_NO_SYNC_CACHE 260 }, 261 { 262 /* 263 * Power Quotient Int. (PQI) USB flash key 264 * PR: kern/53067 265 */ 266 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "USB Flash Disk*", 267 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 268 }, 269 { 270 /* 271 * Creative Nomad MUVO mp3 player (USB) 272 * PR: kern/53094 273 */ 274 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "NOMAD_MUVO", "*"}, 275 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 276 }, 277 { 278 /* 279 * Jungsoft NEXDISK USB flash key 280 * PR: kern/54737 281 */ 282 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JUNGSOFT", "NEXDISK*", "*"}, 283 /*quirks*/ DA_Q_NO_SYNC_CACHE 284 }, 285 { 286 /* 287 * FreeDik USB Mini Data Drive 288 * PR: kern/54786 289 */ 290 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FreeDik*", "Mini Data Drive", 291 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 292 }, 293 { 294 /* 295 * Sigmatel USB Flash MP3 Player 296 * PR: kern/57046 297 */ 298 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SigmaTel", "MSCN", "*"}, 299 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 300 }, 301 { 302 /* 303 * Neuros USB Digital Audio Computer 304 * PR: kern/63645 305 */ 306 {T_DIRECT, SIP_MEDIA_REMOVABLE, "NEUROS", "dig. audio comp.", 307 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 308 }, 309 { 310 /* 311 * SEAGRAND NP-900 MP3 Player 312 * PR: kern/64563 313 */ 314 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SEAGRAND", "NP-900*", "*"}, 315 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 316 }, 317 { 318 /* 319 * iRiver iFP MP3 player (with UMS Firmware) 320 * PR: kern/54881, i386/63941, kern/66124 321 */ 322 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iRiver", "iFP*", "*"}, 323 /*quirks*/ DA_Q_NO_SYNC_CACHE 324 }, 325 { 326 /* 327 * Frontier Labs NEX IA+ Digital Audio Player, rev 1.10/0.01 328 * PR: kern/70158 329 */ 330 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FL" , "Nex*", "*"}, 331 /*quirks*/ DA_Q_NO_SYNC_CACHE 332 }, 333 { 334 /* 335 * ZICPlay USB MP3 Player with FM 336 * PR: kern/75057 337 */ 338 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ACTIONS*" , "USB DISK*", "*"}, 339 /*quirks*/ DA_Q_NO_SYNC_CACHE 340 }, 341 { 342 /* 343 * TEAC USB floppy mechanisms 344 */ 345 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TEAC" , "FD-05*", "*"}, 346 /*quirks*/ DA_Q_NO_SYNC_CACHE 347 }, 348 { 349 /* 350 * Kingston DataTraveler II+ USB Pen-Drive. 351 * Reported by: Pawel Jakub Dawidek <pjd@FreeBSD.org> 352 */ 353 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston" , "DataTraveler II+", 354 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 355 }, 356 { 357 /* 358 * Motorola E398 Mobile Phone (TransFlash memory card). 359 * Reported by: Wojciech A. Koszek <dunstan@FreeBSD.czest.pl> 360 * PR: usb/89889 361 */ 362 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Motorola" , "Motorola Phone", 363 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 364 }, 365 { 366 /* 367 * Qware BeatZkey! Pro 368 * PR: usb/79164 369 */ 370 {T_DIRECT, SIP_MEDIA_REMOVABLE, "GENERIC", "USB DISK DEVICE", 371 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 372 }, 373 { 374 /* 375 * Time DPA20B 1GB MP3 Player 376 * PR: usb/81846 377 */ 378 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB2.0*", "(FS) FLASH DISK*", 379 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 380 }, 381 { 382 /* 383 * Samsung USB key 128Mb 384 * PR: usb/90081 385 */ 386 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB-DISK", "FreeDik-FlashUsb", 387 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 388 }, 389 { 390 /* 391 * Kingston DataTraveler 2.0 USB Flash memory. 392 * PR: usb/89196 393 */ 394 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler 2.0", 395 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 396 }, 397 { 398 /* 399 * Creative MUVO Slim mp3 player (USB) 400 * PR: usb/86131 401 */ 402 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "MuVo Slim", 403 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 404 }, 405 { 406 /* 407 * United MP5512 Portable MP3 Player (2-in-1 USB DISK/MP3) 408 * PR: usb/80487 409 */ 410 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "MUSIC DISK", 411 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 412 }, 413 { 414 /* 415 * SanDisk Micro Cruzer 128MB 416 * PR: usb/75970 417 */ 418 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SanDisk" , "Micro Cruzer", 419 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 420 }, 421 { 422 /* 423 * TOSHIBA TransMemory USB sticks 424 * PR: kern/94660 425 */ 426 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TOSHIBA", "TransMemory", 427 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 428 }, 429 { 430 /* 431 * PNY USB Flash keys 432 * PR: usb/75578, usb/72344, usb/65436 433 */ 434 {T_DIRECT, SIP_MEDIA_REMOVABLE, "*" , "USB DISK*", 435 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 436 }, 437 { 438 /* 439 * Genesys 6-in-1 Card Reader 440 * PR: usb/94647 441 */ 442 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "STORAGE DEVICE*", 443 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 444 }, 445 { 446 /* 447 * Rekam Digital CAMERA 448 * PR: usb/98713 449 */ 450 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CAMERA*", "4MP-9J6*", 451 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 452 }, 453 { 454 /* 455 * iRiver H10 MP3 player 456 * PR: usb/102547 457 */ 458 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "H10*", 459 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 460 }, 461 { 462 /* 463 * X-Micro Flash Disk 464 * PR: usb/96901 465 */ 466 {T_DIRECT, SIP_MEDIA_REMOVABLE, "X-Micro", "Flash Disk", 467 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 468 }, 469 { 470 /* 471 * EasyMP3 EM732X USB 2.0 Flash MP3 Player 472 * PR: usb/96546 473 */ 474 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EM732X", "MP3 Player*", 475 "1.0"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 476 }, 477}; 478 479static disk_strategy_t dastrategy; 480static dumper_t dadump; 481static periph_init_t dainit; 482static void daasync(void *callback_arg, u_int32_t code, 483 struct cam_path *path, void *arg); 484static void dasysctlinit(void *context, int pending); 485static int dacmdsizesysctl(SYSCTL_HANDLER_ARGS); 486static periph_ctor_t daregister; 487static periph_dtor_t dacleanup; 488static periph_start_t dastart; 489static periph_oninv_t daoninvalidate; 490static void dadone(struct cam_periph *periph, 491 union ccb *done_ccb); 492static int daerror(union ccb *ccb, u_int32_t cam_flags, 493 u_int32_t sense_flags); 494static void daprevent(struct cam_periph *periph, int action); 495static int dagetcapacity(struct cam_periph *periph); 496static void dasetgeom(struct cam_periph *periph, uint32_t block_len, 497 uint64_t maxsector); 498static timeout_t dasendorderedtag; 499static void dashutdown(void *arg, int howto); 500 501#ifndef DA_DEFAULT_TIMEOUT 502#define DA_DEFAULT_TIMEOUT 60 /* Timeout in seconds */ 503#endif 504 505#ifndef DA_DEFAULT_RETRY 506#define DA_DEFAULT_RETRY 4 507#endif 508 509#ifndef DA_DEFAULT_SEND_ORDERED 510#define DA_DEFAULT_SEND_ORDERED 1 511#endif 512 513 514static int da_retry_count = DA_DEFAULT_RETRY; 515static int da_default_timeout = DA_DEFAULT_TIMEOUT; 516static int da_send_ordered = DA_DEFAULT_SEND_ORDERED; 517 518SYSCTL_NODE(_kern_cam, OID_AUTO, da, CTLFLAG_RD, 0, 519 "CAM Direct Access Disk driver"); 520SYSCTL_INT(_kern_cam_da, OID_AUTO, retry_count, CTLFLAG_RW, 521 &da_retry_count, 0, "Normal I/O retry count"); 522TUNABLE_INT("kern.cam.da.retry_count", &da_retry_count); 523SYSCTL_INT(_kern_cam_da, OID_AUTO, default_timeout, CTLFLAG_RW, 524 &da_default_timeout, 0, "Normal I/O timeout (in seconds)"); 525TUNABLE_INT("kern.cam.da.default_timeout", &da_default_timeout); 526SYSCTL_INT(_kern_cam_da, OID_AUTO, da_send_ordered, CTLFLAG_RW, 527 &da_send_ordered, 0, "Send Ordered Tags"); 528TUNABLE_INT("kern.cam.da.da_send_ordered", &da_send_ordered); 529 530/* 531 * DA_ORDEREDTAG_INTERVAL determines how often, relative 532 * to the default timeout, we check to see whether an ordered 533 * tagged transaction is appropriate to prevent simple tag 534 * starvation. Since we'd like to ensure that there is at least 535 * 1/2 of the timeout length left for a starved transaction to 536 * complete after we've sent an ordered tag, we must poll at least 537 * four times in every timeout period. This takes care of the worst 538 * case where a starved transaction starts during an interval that 539 * meets the requirement "don't send an ordered tag" test so it takes 540 * us two intervals to determine that a tag must be sent. 541 */ 542#ifndef DA_ORDEREDTAG_INTERVAL 543#define DA_ORDEREDTAG_INTERVAL 4 544#endif 545 546static struct periph_driver dadriver = 547{ 548 dainit, "da", 549 TAILQ_HEAD_INITIALIZER(dadriver.units), /* generation */ 0 550}; 551 552PERIPHDRIVER_DECLARE(da, dadriver); 553
| 140}; 141 142struct da_quirk_entry { 143 struct scsi_inquiry_pattern inq_pat; 144 da_quirks quirks; 145}; 146 147static const char quantum[] = "QUANTUM"; 148static const char microp[] = "MICROP"; 149 150static struct da_quirk_entry da_quirk_table[] = 151{ 152 /* SPI, FC devices */ 153 { 154 /* 155 * Fujitsu M2513A MO drives. 156 * Tested devices: M2513A2 firmware versions 1200 & 1300. 157 * (dip switch selects whether T_DIRECT or T_OPTICAL device) 158 * Reported by: W.Scholten <whs@xs4all.nl> 159 */ 160 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"}, 161 /*quirks*/ DA_Q_NO_SYNC_CACHE 162 }, 163 { 164 /* See above. */ 165 {T_OPTICAL, SIP_MEDIA_REMOVABLE, "FUJITSU", "M2513A", "*"}, 166 /*quirks*/ DA_Q_NO_SYNC_CACHE 167 }, 168 { 169 /* 170 * This particular Fujitsu drive doesn't like the 171 * synchronize cache command. 172 * Reported by: Tom Jackson <toj@gorilla.net> 173 */ 174 {T_DIRECT, SIP_MEDIA_FIXED, "FUJITSU", "M2954*", "*"}, 175 /*quirks*/ DA_Q_NO_SYNC_CACHE 176 }, 177 { 178 /* 179 * This drive doesn't like the synchronize cache command 180 * either. Reported by: Matthew Jacob <mjacob@feral.com> 181 * in NetBSD PR kern/6027, August 24, 1998. 182 */ 183 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2217*", "*"}, 184 /*quirks*/ DA_Q_NO_SYNC_CACHE 185 }, 186 { 187 /* 188 * This drive doesn't like the synchronize cache command 189 * either. Reported by: Hellmuth Michaelis (hm@kts.org) 190 * (PR 8882). 191 */ 192 {T_DIRECT, SIP_MEDIA_FIXED, microp, "2112*", "*"}, 193 /*quirks*/ DA_Q_NO_SYNC_CACHE 194 }, 195 { 196 /* 197 * Doesn't like the synchronize cache command. 198 * Reported by: Blaz Zupan <blaz@gold.amis.net> 199 */ 200 {T_DIRECT, SIP_MEDIA_FIXED, "NEC", "D3847*", "*"}, 201 /*quirks*/ DA_Q_NO_SYNC_CACHE 202 }, 203 { 204 /* 205 * Doesn't like the synchronize cache command. 206 * Reported by: Blaz Zupan <blaz@gold.amis.net> 207 */ 208 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "MAVERICK 540S", "*"}, 209 /*quirks*/ DA_Q_NO_SYNC_CACHE 210 }, 211 { 212 /* 213 * Doesn't like the synchronize cache command. 214 */ 215 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS525S", "*"}, 216 /*quirks*/ DA_Q_NO_SYNC_CACHE 217 }, 218 { 219 /* 220 * Doesn't like the synchronize cache command. 221 * Reported by: walter@pelissero.de 222 */ 223 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "LPS540S", "*"}, 224 /*quirks*/ DA_Q_NO_SYNC_CACHE 225 }, 226 { 227 /* 228 * Doesn't work correctly with 6 byte reads/writes. 229 * Returns illegal request, and points to byte 9 of the 230 * 6-byte CDB. 231 * Reported by: Adam McDougall <bsdx@spawnet.com> 232 */ 233 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 4*", "*"}, 234 /*quirks*/ DA_Q_NO_6_BYTE 235 }, 236 { 237 /* See above. */ 238 {T_DIRECT, SIP_MEDIA_FIXED, quantum, "VIKING 2*", "*"}, 239 /*quirks*/ DA_Q_NO_6_BYTE 240 }, 241 { 242 /* 243 * Doesn't like the synchronize cache command. 244 * Reported by: walter@pelissero.de 245 */ 246 {T_DIRECT, SIP_MEDIA_FIXED, "CONNER", "CP3500*", "*"}, 247 /*quirks*/ DA_Q_NO_SYNC_CACHE 248 }, 249 { 250 /* 251 * The CISS RAID controllers do not support SYNC_CACHE 252 */ 253 {T_DIRECT, SIP_MEDIA_FIXED, "COMPAQ", "RAID*", "*"}, 254 /*quirks*/ DA_Q_NO_SYNC_CACHE 255 }, 256 /* USB mass storage devices supported by umass(4) */ 257 { 258 /* 259 * EXATELECOM (Sigmatel) i-Bead 100/105 USB Flash MP3 Player 260 * PR: kern/51675 261 */ 262 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EXATEL", "i-BEAD10*", "*"}, 263 /*quirks*/ DA_Q_NO_SYNC_CACHE 264 }, 265 { 266 /* 267 * Power Quotient Int. (PQI) USB flash key 268 * PR: kern/53067 269 */ 270 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "USB Flash Disk*", 271 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 272 }, 273 { 274 /* 275 * Creative Nomad MUVO mp3 player (USB) 276 * PR: kern/53094 277 */ 278 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "NOMAD_MUVO", "*"}, 279 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 280 }, 281 { 282 /* 283 * Jungsoft NEXDISK USB flash key 284 * PR: kern/54737 285 */ 286 {T_DIRECT, SIP_MEDIA_REMOVABLE, "JUNGSOFT", "NEXDISK*", "*"}, 287 /*quirks*/ DA_Q_NO_SYNC_CACHE 288 }, 289 { 290 /* 291 * FreeDik USB Mini Data Drive 292 * PR: kern/54786 293 */ 294 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FreeDik*", "Mini Data Drive", 295 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 296 }, 297 { 298 /* 299 * Sigmatel USB Flash MP3 Player 300 * PR: kern/57046 301 */ 302 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SigmaTel", "MSCN", "*"}, 303 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 304 }, 305 { 306 /* 307 * Neuros USB Digital Audio Computer 308 * PR: kern/63645 309 */ 310 {T_DIRECT, SIP_MEDIA_REMOVABLE, "NEUROS", "dig. audio comp.", 311 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 312 }, 313 { 314 /* 315 * SEAGRAND NP-900 MP3 Player 316 * PR: kern/64563 317 */ 318 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SEAGRAND", "NP-900*", "*"}, 319 /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 320 }, 321 { 322 /* 323 * iRiver iFP MP3 player (with UMS Firmware) 324 * PR: kern/54881, i386/63941, kern/66124 325 */ 326 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iRiver", "iFP*", "*"}, 327 /*quirks*/ DA_Q_NO_SYNC_CACHE 328 }, 329 { 330 /* 331 * Frontier Labs NEX IA+ Digital Audio Player, rev 1.10/0.01 332 * PR: kern/70158 333 */ 334 {T_DIRECT, SIP_MEDIA_REMOVABLE, "FL" , "Nex*", "*"}, 335 /*quirks*/ DA_Q_NO_SYNC_CACHE 336 }, 337 { 338 /* 339 * ZICPlay USB MP3 Player with FM 340 * PR: kern/75057 341 */ 342 {T_DIRECT, SIP_MEDIA_REMOVABLE, "ACTIONS*" , "USB DISK*", "*"}, 343 /*quirks*/ DA_Q_NO_SYNC_CACHE 344 }, 345 { 346 /* 347 * TEAC USB floppy mechanisms 348 */ 349 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TEAC" , "FD-05*", "*"}, 350 /*quirks*/ DA_Q_NO_SYNC_CACHE 351 }, 352 { 353 /* 354 * Kingston DataTraveler II+ USB Pen-Drive. 355 * Reported by: Pawel Jakub Dawidek <pjd@FreeBSD.org> 356 */ 357 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston" , "DataTraveler II+", 358 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 359 }, 360 { 361 /* 362 * Motorola E398 Mobile Phone (TransFlash memory card). 363 * Reported by: Wojciech A. Koszek <dunstan@FreeBSD.czest.pl> 364 * PR: usb/89889 365 */ 366 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Motorola" , "Motorola Phone", 367 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 368 }, 369 { 370 /* 371 * Qware BeatZkey! Pro 372 * PR: usb/79164 373 */ 374 {T_DIRECT, SIP_MEDIA_REMOVABLE, "GENERIC", "USB DISK DEVICE", 375 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 376 }, 377 { 378 /* 379 * Time DPA20B 1GB MP3 Player 380 * PR: usb/81846 381 */ 382 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB2.0*", "(FS) FLASH DISK*", 383 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 384 }, 385 { 386 /* 387 * Samsung USB key 128Mb 388 * PR: usb/90081 389 */ 390 {T_DIRECT, SIP_MEDIA_REMOVABLE, "USB-DISK", "FreeDik-FlashUsb", 391 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 392 }, 393 { 394 /* 395 * Kingston DataTraveler 2.0 USB Flash memory. 396 * PR: usb/89196 397 */ 398 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Kingston", "DataTraveler 2.0", 399 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 400 }, 401 { 402 /* 403 * Creative MUVO Slim mp3 player (USB) 404 * PR: usb/86131 405 */ 406 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CREATIVE", "MuVo Slim", 407 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE|DA_Q_NO_PREVENT 408 }, 409 { 410 /* 411 * United MP5512 Portable MP3 Player (2-in-1 USB DISK/MP3) 412 * PR: usb/80487 413 */ 414 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "MUSIC DISK", 415 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 416 }, 417 { 418 /* 419 * SanDisk Micro Cruzer 128MB 420 * PR: usb/75970 421 */ 422 {T_DIRECT, SIP_MEDIA_REMOVABLE, "SanDisk" , "Micro Cruzer", 423 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 424 }, 425 { 426 /* 427 * TOSHIBA TransMemory USB sticks 428 * PR: kern/94660 429 */ 430 {T_DIRECT, SIP_MEDIA_REMOVABLE, "TOSHIBA", "TransMemory", 431 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 432 }, 433 { 434 /* 435 * PNY USB Flash keys 436 * PR: usb/75578, usb/72344, usb/65436 437 */ 438 {T_DIRECT, SIP_MEDIA_REMOVABLE, "*" , "USB DISK*", 439 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 440 }, 441 { 442 /* 443 * Genesys 6-in-1 Card Reader 444 * PR: usb/94647 445 */ 446 {T_DIRECT, SIP_MEDIA_REMOVABLE, "Generic*", "STORAGE DEVICE*", 447 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 448 }, 449 { 450 /* 451 * Rekam Digital CAMERA 452 * PR: usb/98713 453 */ 454 {T_DIRECT, SIP_MEDIA_REMOVABLE, "CAMERA*", "4MP-9J6*", 455 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 456 }, 457 { 458 /* 459 * iRiver H10 MP3 player 460 * PR: usb/102547 461 */ 462 {T_DIRECT, SIP_MEDIA_REMOVABLE, "iriver", "H10*", 463 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 464 }, 465 { 466 /* 467 * X-Micro Flash Disk 468 * PR: usb/96901 469 */ 470 {T_DIRECT, SIP_MEDIA_REMOVABLE, "X-Micro", "Flash Disk", 471 "*"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 472 }, 473 { 474 /* 475 * EasyMP3 EM732X USB 2.0 Flash MP3 Player 476 * PR: usb/96546 477 */ 478 {T_DIRECT, SIP_MEDIA_REMOVABLE, "EM732X", "MP3 Player*", 479 "1.0"}, /*quirks*/ DA_Q_NO_SYNC_CACHE 480 }, 481}; 482 483static disk_strategy_t dastrategy; 484static dumper_t dadump; 485static periph_init_t dainit; 486static void daasync(void *callback_arg, u_int32_t code, 487 struct cam_path *path, void *arg); 488static void dasysctlinit(void *context, int pending); 489static int dacmdsizesysctl(SYSCTL_HANDLER_ARGS); 490static periph_ctor_t daregister; 491static periph_dtor_t dacleanup; 492static periph_start_t dastart; 493static periph_oninv_t daoninvalidate; 494static void dadone(struct cam_periph *periph, 495 union ccb *done_ccb); 496static int daerror(union ccb *ccb, u_int32_t cam_flags, 497 u_int32_t sense_flags); 498static void daprevent(struct cam_periph *periph, int action); 499static int dagetcapacity(struct cam_periph *periph); 500static void dasetgeom(struct cam_periph *periph, uint32_t block_len, 501 uint64_t maxsector); 502static timeout_t dasendorderedtag; 503static void dashutdown(void *arg, int howto); 504 505#ifndef DA_DEFAULT_TIMEOUT 506#define DA_DEFAULT_TIMEOUT 60 /* Timeout in seconds */ 507#endif 508 509#ifndef DA_DEFAULT_RETRY 510#define DA_DEFAULT_RETRY 4 511#endif 512 513#ifndef DA_DEFAULT_SEND_ORDERED 514#define DA_DEFAULT_SEND_ORDERED 1 515#endif 516 517 518static int da_retry_count = DA_DEFAULT_RETRY; 519static int da_default_timeout = DA_DEFAULT_TIMEOUT; 520static int da_send_ordered = DA_DEFAULT_SEND_ORDERED; 521 522SYSCTL_NODE(_kern_cam, OID_AUTO, da, CTLFLAG_RD, 0, 523 "CAM Direct Access Disk driver"); 524SYSCTL_INT(_kern_cam_da, OID_AUTO, retry_count, CTLFLAG_RW, 525 &da_retry_count, 0, "Normal I/O retry count"); 526TUNABLE_INT("kern.cam.da.retry_count", &da_retry_count); 527SYSCTL_INT(_kern_cam_da, OID_AUTO, default_timeout, CTLFLAG_RW, 528 &da_default_timeout, 0, "Normal I/O timeout (in seconds)"); 529TUNABLE_INT("kern.cam.da.default_timeout", &da_default_timeout); 530SYSCTL_INT(_kern_cam_da, OID_AUTO, da_send_ordered, CTLFLAG_RW, 531 &da_send_ordered, 0, "Send Ordered Tags"); 532TUNABLE_INT("kern.cam.da.da_send_ordered", &da_send_ordered); 533 534/* 535 * DA_ORDEREDTAG_INTERVAL determines how often, relative 536 * to the default timeout, we check to see whether an ordered 537 * tagged transaction is appropriate to prevent simple tag 538 * starvation. Since we'd like to ensure that there is at least 539 * 1/2 of the timeout length left for a starved transaction to 540 * complete after we've sent an ordered tag, we must poll at least 541 * four times in every timeout period. This takes care of the worst 542 * case where a starved transaction starts during an interval that 543 * meets the requirement "don't send an ordered tag" test so it takes 544 * us two intervals to determine that a tag must be sent. 545 */ 546#ifndef DA_ORDEREDTAG_INTERVAL 547#define DA_ORDEREDTAG_INTERVAL 4 548#endif 549 550static struct periph_driver dadriver = 551{ 552 dainit, "da", 553 TAILQ_HEAD_INITIALIZER(dadriver.units), /* generation */ 0 554}; 555 556PERIPHDRIVER_DECLARE(da, dadriver); 557
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554static SLIST_HEAD(,da_softc) softc_list; 555
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556static int 557daopen(struct disk *dp) 558{ 559 struct cam_periph *periph; 560 struct da_softc *softc; 561 int unit; 562 int error;
| 558static int 559daopen(struct disk *dp) 560{ 561 struct cam_periph *periph; 562 struct da_softc *softc; 563 int unit; 564 int error;
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563 int s;
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564
| 565
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565 s = splsoftcam();
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566 periph = (struct cam_periph *)dp->d_drv1; 567 if (periph == NULL) {
| 566 periph = (struct cam_periph *)dp->d_drv1; 567 if (periph == NULL) {
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568 splx(s);
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569 return (ENXIO); 570 }
| 568 return (ENXIO); 569 }
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571 unit = periph->unit_number;
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572
| 570
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| 571 if (cam_periph_acquire(periph) != CAM_REQ_CMP) { 572 return(ENXIO); 573 } 574 575 cam_periph_lock(periph); 576 if ((error = cam_periph_hold(periph, PRIBIO|PCATCH)) != 0) { 577 cam_periph_unlock(periph); 578 cam_periph_release(periph); 579 return (error); 580 } 581 582 unit = periph->unit_number;
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573 softc = (struct da_softc *)periph->softc;
| 583 softc = (struct da_softc *)periph->softc;
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| 584 softc->flags |= DA_FLAG_OPEN;
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574 575 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, 576 ("daopen: disk=%s%d (unit %d)\n", dp->d_name, dp->d_unit, 577 unit)); 578
| 585 586 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, 587 ("daopen: disk=%s%d (unit %d)\n", dp->d_name, dp->d_unit, 588 unit)); 589
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579 if ((error = cam_periph_lock(periph, PRIBIO|PCATCH)) != 0) 580 return (error); /* error code from tsleep */ 581 582 if (cam_periph_acquire(periph) != CAM_REQ_CMP) 583 return(ENXIO); 584 softc->flags |= DA_FLAG_OPEN; 585
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586 if ((softc->flags & DA_FLAG_PACK_INVALID) != 0) { 587 /* Invalidate our pack information. */ 588 softc->flags &= ~DA_FLAG_PACK_INVALID; 589 }
| 590 if ((softc->flags & DA_FLAG_PACK_INVALID) != 0) { 591 /* Invalidate our pack information. */ 592 softc->flags &= ~DA_FLAG_PACK_INVALID; 593 }
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590 splx(s);
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591 592 error = dagetcapacity(periph); 593 594 if (error == 0) { 595 596 softc->disk->d_sectorsize = softc->params.secsize; 597 softc->disk->d_mediasize = softc->params.secsize * (off_t)softc->params.sectors; 598 /* XXX: these are not actually "firmware" values, so they may be wrong */ 599 softc->disk->d_fwsectors = softc->params.secs_per_track; 600 softc->disk->d_fwheads = softc->params.heads; 601 softc->disk->d_devstat->block_size = softc->params.secsize; 602 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE; 603 } 604 605 if (error == 0) { 606 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 && 607 (softc->quirks & DA_Q_NO_PREVENT) == 0) 608 daprevent(periph, PR_PREVENT); 609 } else { 610 softc->flags &= ~DA_FLAG_OPEN; 611 cam_periph_release(periph); 612 }
| 594 595 error = dagetcapacity(periph); 596 597 if (error == 0) { 598 599 softc->disk->d_sectorsize = softc->params.secsize; 600 softc->disk->d_mediasize = softc->params.secsize * (off_t)softc->params.sectors; 601 /* XXX: these are not actually "firmware" values, so they may be wrong */ 602 softc->disk->d_fwsectors = softc->params.secs_per_track; 603 softc->disk->d_fwheads = softc->params.heads; 604 softc->disk->d_devstat->block_size = softc->params.secsize; 605 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE; 606 } 607 608 if (error == 0) { 609 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0 && 610 (softc->quirks & DA_Q_NO_PREVENT) == 0) 611 daprevent(periph, PR_PREVENT); 612 } else { 613 softc->flags &= ~DA_FLAG_OPEN; 614 cam_periph_release(periph); 615 }
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| 616 cam_periph_unhold(periph);
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613 cam_periph_unlock(periph); 614 return (error); 615} 616 617static int 618daclose(struct disk *dp) 619{ 620 struct cam_periph *periph; 621 struct da_softc *softc;
| 617 cam_periph_unlock(periph); 618 return (error); 619} 620 621static int 622daclose(struct disk *dp) 623{ 624 struct cam_periph *periph; 625 struct da_softc *softc;
|
622 int error;
| 626 int error;
|
623 624 periph = (struct cam_periph *)dp->d_drv1; 625 if (periph == NULL) 626 return (ENXIO); 627
| 627 628 periph = (struct cam_periph *)dp->d_drv1; 629 if (periph == NULL) 630 return (ENXIO); 631
|
628 softc = (struct da_softc *)periph->softc; 629 630 if ((error = cam_periph_lock(periph, PRIBIO)) != 0) { 631 return (error); /* error code from tsleep */
| 632 cam_periph_lock(periph); 633 if ((error = cam_periph_hold(periph, PRIBIO)) != 0) { 634 cam_periph_unlock(periph); 635 cam_periph_release(periph); 636 return (error);
|
632 } 633
| 637 } 638
|
| 639 softc = (struct da_softc *)periph->softc; 640
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634 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) { 635 union ccb *ccb; 636 637 ccb = cam_periph_getccb(periph, /*priority*/1); 638 639 scsi_synchronize_cache(&ccb->csio, 640 /*retries*/1, 641 /*cbfcnp*/dadone, 642 MSG_SIMPLE_Q_TAG, 643 /*begin_lba*/0,/* Cover the whole disk */ 644 /*lb_count*/0, 645 SSD_FULL_SIZE, 646 5 * 60 * 1000); 647 648 cam_periph_runccb(ccb, /*error_routine*/NULL, /*cam_flags*/0, 649 /*sense_flags*/SF_RETRY_UA, 650 softc->disk->d_devstat); 651 652 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 653 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == 654 CAM_SCSI_STATUS_ERROR) { 655 int asc, ascq; 656 int sense_key, error_code; 657 658 scsi_extract_sense(&ccb->csio.sense_data, 659 &error_code, 660 &sense_key, 661 &asc, &ascq); 662 if (sense_key != SSD_KEY_ILLEGAL_REQUEST) 663 scsi_sense_print(&ccb->csio); 664 } else { 665 xpt_print(periph->path, "Synchronize cache " 666 "failed, status == 0x%x, scsi status == " 667 "0x%x\n", ccb->csio.ccb_h.status, 668 ccb->csio.scsi_status); 669 } 670 } 671 672 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 673 cam_release_devq(ccb->ccb_h.path, 674 /*relsim_flags*/0, 675 /*reduction*/0, 676 /*timeout*/0, 677 /*getcount_only*/0); 678 679 xpt_release_ccb(ccb); 680 681 } 682 683 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0) { 684 if ((softc->quirks & DA_Q_NO_PREVENT) == 0) 685 daprevent(periph, PR_ALLOW); 686 /* 687 * If we've got removeable media, mark the blocksize as 688 * unavailable, since it could change when new media is 689 * inserted. 690 */ 691 softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE; 692 } 693 694 softc->flags &= ~DA_FLAG_OPEN;
| 641 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) { 642 union ccb *ccb; 643 644 ccb = cam_periph_getccb(periph, /*priority*/1); 645 646 scsi_synchronize_cache(&ccb->csio, 647 /*retries*/1, 648 /*cbfcnp*/dadone, 649 MSG_SIMPLE_Q_TAG, 650 /*begin_lba*/0,/* Cover the whole disk */ 651 /*lb_count*/0, 652 SSD_FULL_SIZE, 653 5 * 60 * 1000); 654 655 cam_periph_runccb(ccb, /*error_routine*/NULL, /*cam_flags*/0, 656 /*sense_flags*/SF_RETRY_UA, 657 softc->disk->d_devstat); 658 659 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 660 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == 661 CAM_SCSI_STATUS_ERROR) { 662 int asc, ascq; 663 int sense_key, error_code; 664 665 scsi_extract_sense(&ccb->csio.sense_data, 666 &error_code, 667 &sense_key, 668 &asc, &ascq); 669 if (sense_key != SSD_KEY_ILLEGAL_REQUEST) 670 scsi_sense_print(&ccb->csio); 671 } else { 672 xpt_print(periph->path, "Synchronize cache " 673 "failed, status == 0x%x, scsi status == " 674 "0x%x\n", ccb->csio.ccb_h.status, 675 ccb->csio.scsi_status); 676 } 677 } 678 679 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 680 cam_release_devq(ccb->ccb_h.path, 681 /*relsim_flags*/0, 682 /*reduction*/0, 683 /*timeout*/0, 684 /*getcount_only*/0); 685 686 xpt_release_ccb(ccb); 687 688 } 689 690 if ((softc->flags & DA_FLAG_PACK_REMOVABLE) != 0) { 691 if ((softc->quirks & DA_Q_NO_PREVENT) == 0) 692 daprevent(periph, PR_ALLOW); 693 /* 694 * If we've got removeable media, mark the blocksize as 695 * unavailable, since it could change when new media is 696 * inserted. 697 */ 698 softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE; 699 } 700 701 softc->flags &= ~DA_FLAG_OPEN;
|
| 702 cam_periph_unhold(periph);
|
695 cam_periph_unlock(periph); 696 cam_periph_release(periph); 697 return (0); 698} 699 700/* 701 * Actually translate the requested transfer into one the physical driver 702 * can understand. The transfer is described by a buf and will include 703 * only one physical transfer. 704 */ 705static void 706dastrategy(struct bio *bp) 707{ 708 struct cam_periph *periph; 709 struct da_softc *softc;
| 703 cam_periph_unlock(periph); 704 cam_periph_release(periph); 705 return (0); 706} 707 708/* 709 * Actually translate the requested transfer into one the physical driver 710 * can understand. The transfer is described by a buf and will include 711 * only one physical transfer. 712 */ 713static void 714dastrategy(struct bio *bp) 715{ 716 struct cam_periph *periph; 717 struct da_softc *softc;
|
710 int s;
| |
711 712 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 713 if (periph == NULL) { 714 biofinish(bp, NULL, ENXIO); 715 return; 716 } 717 softc = (struct da_softc *)periph->softc;
| 718 719 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 720 if (periph == NULL) { 721 biofinish(bp, NULL, ENXIO); 722 return; 723 } 724 softc = (struct da_softc *)periph->softc;
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| 725 726 cam_periph_lock(periph); 727
|
718#if 0 719 /* 720 * check it's not too big a transfer for our adapter 721 */ 722 scsi_minphys(bp,&sd_switch); 723#endif 724 725 /* 726 * Mask interrupts so that the pack cannot be invalidated until 727 * after we are in the queue. Otherwise, we might not properly 728 * clean up one of the buffers. 729 */
| 728#if 0 729 /* 730 * check it's not too big a transfer for our adapter 731 */ 732 scsi_minphys(bp,&sd_switch); 733#endif 734 735 /* 736 * Mask interrupts so that the pack cannot be invalidated until 737 * after we are in the queue. Otherwise, we might not properly 738 * clean up one of the buffers. 739 */
|
730 s = splbio();
| |
731 732 /* 733 * If the device has been made invalid, error out 734 */ 735 if ((softc->flags & DA_FLAG_PACK_INVALID)) {
| 740 741 /* 742 * If the device has been made invalid, error out 743 */ 744 if ((softc->flags & DA_FLAG_PACK_INVALID)) {
|
736 splx(s);
| 745 cam_periph_unlock(periph);
|
737 biofinish(bp, NULL, ENXIO); 738 return; 739 } 740 741 /* 742 * Place it in the queue of disk activities for this disk 743 */ 744 bioq_disksort(&softc->bio_queue, bp); 745
| 746 biofinish(bp, NULL, ENXIO); 747 return; 748 } 749 750 /* 751 * Place it in the queue of disk activities for this disk 752 */ 753 bioq_disksort(&softc->bio_queue, bp); 754
|
746 splx(s); 747
| |
748 /* 749 * Schedule ourselves for performing the work. 750 */ 751 xpt_schedule(periph, /* XXX priority */1);
| 755 /* 756 * Schedule ourselves for performing the work. 757 */ 758 xpt_schedule(periph, /* XXX priority */1);
|
| 759 cam_periph_unlock(periph);
|
752 753 return; 754} 755 756static int 757dadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 758{ 759 struct cam_periph *periph; 760 struct da_softc *softc; 761 u_int secsize; 762 struct ccb_scsiio csio; 763 struct disk *dp; 764 765 dp = arg; 766 periph = dp->d_drv1; 767 if (periph == NULL) 768 return (ENXIO); 769 softc = (struct da_softc *)periph->softc; 770 secsize = softc->params.secsize; 771 772 if ((softc->flags & DA_FLAG_PACK_INVALID) != 0) 773 return (ENXIO); 774 775 if (length > 0) {
| 760 761 return; 762} 763 764static int 765dadump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) 766{ 767 struct cam_periph *periph; 768 struct da_softc *softc; 769 u_int secsize; 770 struct ccb_scsiio csio; 771 struct disk *dp; 772 773 dp = arg; 774 periph = dp->d_drv1; 775 if (periph == NULL) 776 return (ENXIO); 777 softc = (struct da_softc *)periph->softc; 778 secsize = softc->params.secsize; 779 780 if ((softc->flags & DA_FLAG_PACK_INVALID) != 0) 781 return (ENXIO); 782 783 if (length > 0) {
|
| 784 periph->flags |= CAM_PERIPH_POLLED;
|
776 xpt_setup_ccb(&csio.ccb_h, periph->path, /*priority*/1); 777 csio.ccb_h.ccb_state = DA_CCB_DUMP; 778 scsi_read_write(&csio, 779 /*retries*/1, 780 dadone, 781 MSG_ORDERED_Q_TAG, 782 /*read*/FALSE, 783 /*byte2*/0, 784 /*minimum_cmd_size*/ softc->minimum_cmd_size, 785 offset / secsize, 786 length / secsize, 787 /*data_ptr*/(u_int8_t *) virtual, 788 /*dxfer_len*/length, 789 /*sense_len*/SSD_FULL_SIZE, 790 DA_DEFAULT_TIMEOUT * 1000); 791 xpt_polled_action((union ccb *)&csio); 792 793 if ((csio.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 794 printf("Aborting dump due to I/O error.\n"); 795 if ((csio.ccb_h.status & CAM_STATUS_MASK) == 796 CAM_SCSI_STATUS_ERROR) 797 scsi_sense_print(&csio); 798 else 799 printf("status == 0x%x, scsi status == 0x%x\n", 800 csio.ccb_h.status, csio.scsi_status);
| 785 xpt_setup_ccb(&csio.ccb_h, periph->path, /*priority*/1); 786 csio.ccb_h.ccb_state = DA_CCB_DUMP; 787 scsi_read_write(&csio, 788 /*retries*/1, 789 dadone, 790 MSG_ORDERED_Q_TAG, 791 /*read*/FALSE, 792 /*byte2*/0, 793 /*minimum_cmd_size*/ softc->minimum_cmd_size, 794 offset / secsize, 795 length / secsize, 796 /*data_ptr*/(u_int8_t *) virtual, 797 /*dxfer_len*/length, 798 /*sense_len*/SSD_FULL_SIZE, 799 DA_DEFAULT_TIMEOUT * 1000); 800 xpt_polled_action((union ccb *)&csio); 801 802 if ((csio.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 803 printf("Aborting dump due to I/O error.\n"); 804 if ((csio.ccb_h.status & CAM_STATUS_MASK) == 805 CAM_SCSI_STATUS_ERROR) 806 scsi_sense_print(&csio); 807 else 808 printf("status == 0x%x, scsi status == 0x%x\n", 809 csio.ccb_h.status, csio.scsi_status);
|
| 810 periph->flags |= CAM_PERIPH_POLLED;
|
801 return(EIO); 802 } 803 return(0);
| 811 return(EIO); 812 } 813 return(0);
|
804 }
| 814 }
|
805 806 /* 807 * Sync the disk cache contents to the physical media. 808 */ 809 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) { 810 811 xpt_setup_ccb(&csio.ccb_h, periph->path, /*priority*/1); 812 csio.ccb_h.ccb_state = DA_CCB_DUMP; 813 scsi_synchronize_cache(&csio, 814 /*retries*/1, 815 /*cbfcnp*/dadone, 816 MSG_SIMPLE_Q_TAG, 817 /*begin_lba*/0,/* Cover the whole disk */ 818 /*lb_count*/0, 819 SSD_FULL_SIZE, 820 5 * 60 * 1000); 821 xpt_polled_action((union ccb *)&csio); 822 823 if ((csio.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 824 if ((csio.ccb_h.status & CAM_STATUS_MASK) == 825 CAM_SCSI_STATUS_ERROR) { 826 int asc, ascq; 827 int sense_key, error_code; 828 829 scsi_extract_sense(&csio.sense_data, 830 &error_code, 831 &sense_key, 832 &asc, &ascq); 833 if (sense_key != SSD_KEY_ILLEGAL_REQUEST) 834 scsi_sense_print(&csio); 835 } else { 836 xpt_print(periph->path, "Synchronize cache " 837 "failed, status == 0x%x, scsi status == " 838 "0x%x\n", csio.ccb_h.status, 839 csio.scsi_status); 840 } 841 } 842 }
| 815 816 /* 817 * Sync the disk cache contents to the physical media. 818 */ 819 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) { 820 821 xpt_setup_ccb(&csio.ccb_h, periph->path, /*priority*/1); 822 csio.ccb_h.ccb_state = DA_CCB_DUMP; 823 scsi_synchronize_cache(&csio, 824 /*retries*/1, 825 /*cbfcnp*/dadone, 826 MSG_SIMPLE_Q_TAG, 827 /*begin_lba*/0,/* Cover the whole disk */ 828 /*lb_count*/0, 829 SSD_FULL_SIZE, 830 5 * 60 * 1000); 831 xpt_polled_action((union ccb *)&csio); 832 833 if ((csio.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 834 if ((csio.ccb_h.status & CAM_STATUS_MASK) == 835 CAM_SCSI_STATUS_ERROR) { 836 int asc, ascq; 837 int sense_key, error_code; 838 839 scsi_extract_sense(&csio.sense_data, 840 &error_code, 841 &sense_key, 842 &asc, &ascq); 843 if (sense_key != SSD_KEY_ILLEGAL_REQUEST) 844 scsi_sense_print(&csio); 845 } else { 846 xpt_print(periph->path, "Synchronize cache " 847 "failed, status == 0x%x, scsi status == " 848 "0x%x\n", csio.ccb_h.status, 849 csio.scsi_status); 850 } 851 } 852 }
|
| 853 periph->flags &= ~CAM_PERIPH_POLLED;
|
843 return (0); 844} 845 846static void 847dainit(void) 848{ 849 cam_status status; 850 struct cam_path *path; 851
| 854 return (0); 855} 856 857static void 858dainit(void) 859{ 860 cam_status status; 861 struct cam_path *path; 862
|
852 SLIST_INIT(&softc_list); 853
| |
854 /* 855 * Install a global async callback. This callback will 856 * receive async callbacks like "new device found". 857 */ 858 status = xpt_create_path(&path, /*periph*/NULL, CAM_XPT_PATH_ID, 859 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 860 861 if (status == CAM_REQ_CMP) { 862 struct ccb_setasync csa; 863 864 xpt_setup_ccb(&csa.ccb_h, path, /*priority*/5); 865 csa.ccb_h.func_code = XPT_SASYNC_CB; 866 csa.event_enable = AC_FOUND_DEVICE; 867 csa.callback = daasync; 868 csa.callback_arg = NULL; 869 xpt_action((union ccb *)&csa); 870 status = csa.ccb_h.status; 871 xpt_free_path(path); 872 } 873 874 if (status != CAM_REQ_CMP) { 875 printf("da: Failed to attach master async callback " 876 "due to status 0x%x!\n", status); 877 } else if (da_send_ordered) { 878
| 863 /* 864 * Install a global async callback. This callback will 865 * receive async callbacks like "new device found". 866 */ 867 status = xpt_create_path(&path, /*periph*/NULL, CAM_XPT_PATH_ID, 868 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 869 870 if (status == CAM_REQ_CMP) { 871 struct ccb_setasync csa; 872 873 xpt_setup_ccb(&csa.ccb_h, path, /*priority*/5); 874 csa.ccb_h.func_code = XPT_SASYNC_CB; 875 csa.event_enable = AC_FOUND_DEVICE; 876 csa.callback = daasync; 877 csa.callback_arg = NULL; 878 xpt_action((union ccb *)&csa); 879 status = csa.ccb_h.status; 880 xpt_free_path(path); 881 } 882 883 if (status != CAM_REQ_CMP) { 884 printf("da: Failed to attach master async callback " 885 "due to status 0x%x!\n", status); 886 } else if (da_send_ordered) { 887
|
879 /* 880 * Schedule a periodic event to occasionally send an 881 * ordered tag to a device. 882 */ 883 timeout(dasendorderedtag, NULL, 884 (DA_DEFAULT_TIMEOUT * hz) / DA_ORDEREDTAG_INTERVAL); 885
| |
886 /* Register our shutdown event handler */ 887 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, dashutdown, 888 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 889 printf("dainit: shutdown event registration failed!\n"); 890 } 891} 892 893static void 894daoninvalidate(struct cam_periph *periph) 895{
| 888 /* Register our shutdown event handler */ 889 if ((EVENTHANDLER_REGISTER(shutdown_post_sync, dashutdown, 890 NULL, SHUTDOWN_PRI_DEFAULT)) == NULL) 891 printf("dainit: shutdown event registration failed!\n"); 892 } 893} 894 895static void 896daoninvalidate(struct cam_periph *periph) 897{
|
896 int s;
| |
897 struct da_softc *softc; 898 struct ccb_setasync csa; 899 900 softc = (struct da_softc *)periph->softc; 901 902 /* 903 * De-register any async callbacks. 904 */ 905 xpt_setup_ccb(&csa.ccb_h, periph->path, 906 /* priority */ 5); 907 csa.ccb_h.func_code = XPT_SASYNC_CB; 908 csa.event_enable = 0; 909 csa.callback = daasync; 910 csa.callback_arg = periph; 911 xpt_action((union ccb *)&csa); 912 913 softc->flags |= DA_FLAG_PACK_INVALID; 914 915 /*
| 898 struct da_softc *softc; 899 struct ccb_setasync csa; 900 901 softc = (struct da_softc *)periph->softc; 902 903 /* 904 * De-register any async callbacks. 905 */ 906 xpt_setup_ccb(&csa.ccb_h, periph->path, 907 /* priority */ 5); 908 csa.ccb_h.func_code = XPT_SASYNC_CB; 909 csa.event_enable = 0; 910 csa.callback = daasync; 911 csa.callback_arg = periph; 912 xpt_action((union ccb *)&csa); 913 914 softc->flags |= DA_FLAG_PACK_INVALID; 915 916 /*
|
916 * Although the oninvalidate() routines are always called at 917 * splsoftcam, we need to be at splbio() here to keep the buffer 918 * queue from being modified while we traverse it. 919 */ 920 s = splbio(); 921 922 /*
| |
923 * Return all queued I/O with ENXIO. 924 * XXX Handle any transactions queued to the card 925 * with XPT_ABORT_CCB. 926 */ 927 bioq_flush(&softc->bio_queue, NULL, ENXIO);
| 917 * Return all queued I/O with ENXIO. 918 * XXX Handle any transactions queued to the card 919 * with XPT_ABORT_CCB. 920 */ 921 bioq_flush(&softc->bio_queue, NULL, ENXIO);
|
928 splx(s);
| |
929
| 922
|
930 SLIST_REMOVE(&softc_list, softc, da_softc, links); 931
| |
932 disk_gone(softc->disk); 933 xpt_print(periph->path, "lost device\n"); 934} 935 936static void 937dacleanup(struct cam_periph *periph) 938{ 939 struct da_softc *softc; 940 941 softc = (struct da_softc *)periph->softc; 942 943 xpt_print(periph->path, "removing device entry\n"); 944 /* 945 * If we can't free the sysctl tree, oh well... 946 */ 947 if ((softc->flags & DA_FLAG_SCTX_INIT) != 0 948 && sysctl_ctx_free(&softc->sysctl_ctx) != 0) { 949 xpt_print(periph->path, "can't remove sysctl context\n"); 950 } 951 disk_destroy(softc->disk);
| 923 disk_gone(softc->disk); 924 xpt_print(periph->path, "lost device\n"); 925} 926 927static void 928dacleanup(struct cam_periph *periph) 929{ 930 struct da_softc *softc; 931 932 softc = (struct da_softc *)periph->softc; 933 934 xpt_print(periph->path, "removing device entry\n"); 935 /* 936 * If we can't free the sysctl tree, oh well... 937 */ 938 if ((softc->flags & DA_FLAG_SCTX_INIT) != 0 939 && sysctl_ctx_free(&softc->sysctl_ctx) != 0) { 940 xpt_print(periph->path, "can't remove sysctl context\n"); 941 } 942 disk_destroy(softc->disk);
|
| 943 944 /* 945 * XXX Gotta drop the periph lock so that the drain can complete with 946 * deadlocking on the lock. Hopefully dropping here is safe. 947 */ 948 cam_periph_unlock(periph); 949 callout_drain(&softc->sendordered_c); 950 cam_periph_lock(periph);
|
952 free(softc, M_DEVBUF); 953} 954 955static void 956daasync(void *callback_arg, u_int32_t code, 957 struct cam_path *path, void *arg) 958{ 959 struct cam_periph *periph; 960 961 periph = (struct cam_periph *)callback_arg; 962 switch (code) { 963 case AC_FOUND_DEVICE: 964 { 965 struct ccb_getdev *cgd;
| 951 free(softc, M_DEVBUF); 952} 953 954static void 955daasync(void *callback_arg, u_int32_t code, 956 struct cam_path *path, void *arg) 957{ 958 struct cam_periph *periph; 959 960 periph = (struct cam_periph *)callback_arg; 961 switch (code) { 962 case AC_FOUND_DEVICE: 963 { 964 struct ccb_getdev *cgd;
|
| 965 struct cam_sim *sim;
|
966 cam_status status; 967 968 cgd = (struct ccb_getdev *)arg; 969 if (cgd == NULL) 970 break; 971 972 if (SID_TYPE(&cgd->inq_data) != T_DIRECT 973 && SID_TYPE(&cgd->inq_data) != T_RBC 974 && SID_TYPE(&cgd->inq_data) != T_OPTICAL) 975 break; 976 977 /* 978 * Allocate a peripheral instance for 979 * this device and start the probe 980 * process. 981 */
| 966 cam_status status; 967 968 cgd = (struct ccb_getdev *)arg; 969 if (cgd == NULL) 970 break; 971 972 if (SID_TYPE(&cgd->inq_data) != T_DIRECT 973 && SID_TYPE(&cgd->inq_data) != T_RBC 974 && SID_TYPE(&cgd->inq_data) != T_OPTICAL) 975 break; 976 977 /* 978 * Allocate a peripheral instance for 979 * this device and start the probe 980 * process. 981 */
|
| 982 sim = xpt_path_sim(cgd->ccb_h.path);
|
982 status = cam_periph_alloc(daregister, daoninvalidate, 983 dacleanup, dastart, 984 "da", CAM_PERIPH_BIO, 985 cgd->ccb_h.path, daasync, 986 AC_FOUND_DEVICE, cgd); 987 988 if (status != CAM_REQ_CMP 989 && status != CAM_REQ_INPROG) 990 printf("daasync: Unable to attach to new device " 991 "due to status 0x%x\n", status); 992 break; 993 } 994 case AC_SENT_BDR: 995 case AC_BUS_RESET: 996 { 997 struct da_softc *softc; 998 struct ccb_hdr *ccbh;
| 983 status = cam_periph_alloc(daregister, daoninvalidate, 984 dacleanup, dastart, 985 "da", CAM_PERIPH_BIO, 986 cgd->ccb_h.path, daasync, 987 AC_FOUND_DEVICE, cgd); 988 989 if (status != CAM_REQ_CMP 990 && status != CAM_REQ_INPROG) 991 printf("daasync: Unable to attach to new device " 992 "due to status 0x%x\n", status); 993 break; 994 } 995 case AC_SENT_BDR: 996 case AC_BUS_RESET: 997 { 998 struct da_softc *softc; 999 struct ccb_hdr *ccbh;
|
999 int s;
| |
1000 1001 softc = (struct da_softc *)periph->softc;
| 1000 1001 softc = (struct da_softc *)periph->softc;
|
1002 s = splsoftcam();
| |
1003 /* 1004 * Don't fail on the expected unit attention 1005 * that will occur. 1006 */ 1007 softc->flags |= DA_FLAG_RETRY_UA; 1008 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le) 1009 ccbh->ccb_state |= DA_CCB_RETRY_UA;
| 1002 /* 1003 * Don't fail on the expected unit attention 1004 * that will occur. 1005 */ 1006 softc->flags |= DA_FLAG_RETRY_UA; 1007 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le) 1008 ccbh->ccb_state |= DA_CCB_RETRY_UA;
|
1010 splx(s);
| |
1011 /* FALLTHROUGH*/ 1012 } 1013 default: 1014 cam_periph_async(periph, code, path, arg); 1015 break; 1016 } 1017} 1018 1019static void 1020dasysctlinit(void *context, int pending) 1021{ 1022 struct cam_periph *periph; 1023 struct da_softc *softc; 1024 char tmpstr[80], tmpstr2[80]; 1025 1026 periph = (struct cam_periph *)context;
| 1009 /* FALLTHROUGH*/ 1010 } 1011 default: 1012 cam_periph_async(periph, code, path, arg); 1013 break; 1014 } 1015} 1016 1017static void 1018dasysctlinit(void *context, int pending) 1019{ 1020 struct cam_periph *periph; 1021 struct da_softc *softc; 1022 char tmpstr[80], tmpstr2[80]; 1023 1024 periph = (struct cam_periph *)context;
|
1027 softc = (struct da_softc *)periph->softc;
| 1025 if (cam_periph_acquire(periph) != CAM_REQ_CMP) 1026 return;
|
1028
| 1027
|
| 1028 softc = (struct da_softc *)periph->softc;
|
1029 snprintf(tmpstr, sizeof(tmpstr), "CAM DA unit %d", periph->unit_number); 1030 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1031 1032 mtx_lock(&Giant); 1033 sysctl_ctx_init(&softc->sysctl_ctx); 1034 softc->flags |= DA_FLAG_SCTX_INIT; 1035 softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx, 1036 SYSCTL_STATIC_CHILDREN(_kern_cam_da), OID_AUTO, tmpstr2, 1037 CTLFLAG_RD, 0, tmpstr); 1038 if (softc->sysctl_tree == NULL) { 1039 printf("dasysctlinit: unable to allocate sysctl tree\n"); 1040 mtx_unlock(&Giant);
| 1029 snprintf(tmpstr, sizeof(tmpstr), "CAM DA unit %d", periph->unit_number); 1030 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 1031 1032 mtx_lock(&Giant); 1033 sysctl_ctx_init(&softc->sysctl_ctx); 1034 softc->flags |= DA_FLAG_SCTX_INIT; 1035 softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx, 1036 SYSCTL_STATIC_CHILDREN(_kern_cam_da), OID_AUTO, tmpstr2, 1037 CTLFLAG_RD, 0, tmpstr); 1038 if (softc->sysctl_tree == NULL) { 1039 printf("dasysctlinit: unable to allocate sysctl tree\n"); 1040 mtx_unlock(&Giant);
|
| 1041 cam_periph_release(periph);
|
1041 return; 1042 } 1043 1044 /* 1045 * Now register the sysctl handler, so the user can the value on 1046 * the fly. 1047 */ 1048 SYSCTL_ADD_PROC(&softc->sysctl_ctx,SYSCTL_CHILDREN(softc->sysctl_tree), 1049 OID_AUTO, "minimum_cmd_size", CTLTYPE_INT | CTLFLAG_RW, 1050 &softc->minimum_cmd_size, 0, dacmdsizesysctl, "I", 1051 "Minimum CDB size"); 1052 1053 mtx_unlock(&Giant);
| 1042 return; 1043 } 1044 1045 /* 1046 * Now register the sysctl handler, so the user can the value on 1047 * the fly. 1048 */ 1049 SYSCTL_ADD_PROC(&softc->sysctl_ctx,SYSCTL_CHILDREN(softc->sysctl_tree), 1050 OID_AUTO, "minimum_cmd_size", CTLTYPE_INT | CTLFLAG_RW, 1051 &softc->minimum_cmd_size, 0, dacmdsizesysctl, "I", 1052 "Minimum CDB size"); 1053 1054 mtx_unlock(&Giant);
|
| 1055 cam_periph_release(periph);
|
1054} 1055 1056static int 1057dacmdsizesysctl(SYSCTL_HANDLER_ARGS) 1058{ 1059 int error, value; 1060 1061 value = *(int *)arg1; 1062 1063 error = sysctl_handle_int(oidp, &value, 0, req); 1064 1065 if ((error != 0) 1066 || (req->newptr == NULL)) 1067 return (error); 1068 1069 /* 1070 * Acceptable values here are 6, 10, 12 or 16. 1071 */ 1072 if (value < 6) 1073 value = 6; 1074 else if ((value > 6) 1075 && (value <= 10)) 1076 value = 10; 1077 else if ((value > 10) 1078 && (value <= 12)) 1079 value = 12; 1080 else if (value > 12) 1081 value = 16; 1082 1083 *(int *)arg1 = value; 1084 1085 return (0); 1086} 1087 1088static cam_status 1089daregister(struct cam_periph *periph, void *arg) 1090{
| 1056} 1057 1058static int 1059dacmdsizesysctl(SYSCTL_HANDLER_ARGS) 1060{ 1061 int error, value; 1062 1063 value = *(int *)arg1; 1064 1065 error = sysctl_handle_int(oidp, &value, 0, req); 1066 1067 if ((error != 0) 1068 || (req->newptr == NULL)) 1069 return (error); 1070 1071 /* 1072 * Acceptable values here are 6, 10, 12 or 16. 1073 */ 1074 if (value < 6) 1075 value = 6; 1076 else if ((value > 6) 1077 && (value <= 10)) 1078 value = 10; 1079 else if ((value > 10) 1080 && (value <= 12)) 1081 value = 12; 1082 else if (value > 12) 1083 value = 16; 1084 1085 *(int *)arg1 = value; 1086 1087 return (0); 1088} 1089 1090static cam_status 1091daregister(struct cam_periph *periph, void *arg) 1092{
|
1091 int s;
| |
1092 struct da_softc *softc; 1093 struct ccb_setasync csa; 1094 struct ccb_pathinq cpi; 1095 struct ccb_getdev *cgd; 1096 char tmpstr[80]; 1097 caddr_t match; 1098 1099 cgd = (struct ccb_getdev *)arg; 1100 if (periph == NULL) { 1101 printf("daregister: periph was NULL!!\n"); 1102 return(CAM_REQ_CMP_ERR); 1103 } 1104 1105 if (cgd == NULL) { 1106 printf("daregister: no getdev CCB, can't register device\n"); 1107 return(CAM_REQ_CMP_ERR); 1108 } 1109 1110 softc = (struct da_softc *)malloc(sizeof(*softc), M_DEVBUF, 1111 M_NOWAIT|M_ZERO); 1112 1113 if (softc == NULL) { 1114 printf("daregister: Unable to probe new device. " 1115 "Unable to allocate softc\n"); 1116 return(CAM_REQ_CMP_ERR); 1117 } 1118 1119 LIST_INIT(&softc->pending_ccbs); 1120 softc->state = DA_STATE_PROBE; 1121 bioq_init(&softc->bio_queue); 1122 if (SID_IS_REMOVABLE(&cgd->inq_data)) 1123 softc->flags |= DA_FLAG_PACK_REMOVABLE; 1124 if ((cgd->inq_data.flags & SID_CmdQue) != 0) 1125 softc->flags |= DA_FLAG_TAGGED_QUEUING; 1126 1127 periph->softc = softc; 1128 1129 /* 1130 * See if this device has any quirks. 1131 */ 1132 match = cam_quirkmatch((caddr_t)&cgd->inq_data, 1133 (caddr_t)da_quirk_table, 1134 sizeof(da_quirk_table)/sizeof(*da_quirk_table), 1135 sizeof(*da_quirk_table), scsi_inquiry_match); 1136 1137 if (match != NULL) 1138 softc->quirks = ((struct da_quirk_entry *)match)->quirks; 1139 else 1140 softc->quirks = DA_Q_NONE; 1141 1142 /* Check if the SIM does not want 6 byte commands */ 1143 xpt_setup_ccb(&cpi.ccb_h, periph->path, /*priority*/1); 1144 cpi.ccb_h.func_code = XPT_PATH_INQ; 1145 xpt_action((union ccb *)&cpi); 1146 if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE)) 1147 softc->quirks |= DA_Q_NO_6_BYTE; 1148 1149 TASK_INIT(&softc->sysctl_task, 0, dasysctlinit, periph); 1150 1151 /* 1152 * RBC devices don't have to support READ(6), only READ(10). 1153 */ 1154 if (softc->quirks & DA_Q_NO_6_BYTE || SID_TYPE(&cgd->inq_data) == T_RBC) 1155 softc->minimum_cmd_size = 10; 1156 else 1157 softc->minimum_cmd_size = 6; 1158 1159 /* 1160 * Load the user's default, if any. 1161 */ 1162 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.minimum_cmd_size", 1163 periph->unit_number); 1164 TUNABLE_INT_FETCH(tmpstr, &softc->minimum_cmd_size); 1165 1166 /* 1167 * 6, 10, 12 and 16 are the currently permissible values. 1168 */ 1169 if (softc->minimum_cmd_size < 6) 1170 softc->minimum_cmd_size = 6; 1171 else if ((softc->minimum_cmd_size > 6) 1172 && (softc->minimum_cmd_size <= 10)) 1173 softc->minimum_cmd_size = 10; 1174 else if ((softc->minimum_cmd_size > 10) 1175 && (softc->minimum_cmd_size <= 12)) 1176 softc->minimum_cmd_size = 12; 1177 else if (softc->minimum_cmd_size > 12) 1178 softc->minimum_cmd_size = 16; 1179 1180 /*
| 1093 struct da_softc *softc; 1094 struct ccb_setasync csa; 1095 struct ccb_pathinq cpi; 1096 struct ccb_getdev *cgd; 1097 char tmpstr[80]; 1098 caddr_t match; 1099 1100 cgd = (struct ccb_getdev *)arg; 1101 if (periph == NULL) { 1102 printf("daregister: periph was NULL!!\n"); 1103 return(CAM_REQ_CMP_ERR); 1104 } 1105 1106 if (cgd == NULL) { 1107 printf("daregister: no getdev CCB, can't register device\n"); 1108 return(CAM_REQ_CMP_ERR); 1109 } 1110 1111 softc = (struct da_softc *)malloc(sizeof(*softc), M_DEVBUF, 1112 M_NOWAIT|M_ZERO); 1113 1114 if (softc == NULL) { 1115 printf("daregister: Unable to probe new device. " 1116 "Unable to allocate softc\n"); 1117 return(CAM_REQ_CMP_ERR); 1118 } 1119 1120 LIST_INIT(&softc->pending_ccbs); 1121 softc->state = DA_STATE_PROBE; 1122 bioq_init(&softc->bio_queue); 1123 if (SID_IS_REMOVABLE(&cgd->inq_data)) 1124 softc->flags |= DA_FLAG_PACK_REMOVABLE; 1125 if ((cgd->inq_data.flags & SID_CmdQue) != 0) 1126 softc->flags |= DA_FLAG_TAGGED_QUEUING; 1127 1128 periph->softc = softc; 1129 1130 /* 1131 * See if this device has any quirks. 1132 */ 1133 match = cam_quirkmatch((caddr_t)&cgd->inq_data, 1134 (caddr_t)da_quirk_table, 1135 sizeof(da_quirk_table)/sizeof(*da_quirk_table), 1136 sizeof(*da_quirk_table), scsi_inquiry_match); 1137 1138 if (match != NULL) 1139 softc->quirks = ((struct da_quirk_entry *)match)->quirks; 1140 else 1141 softc->quirks = DA_Q_NONE; 1142 1143 /* Check if the SIM does not want 6 byte commands */ 1144 xpt_setup_ccb(&cpi.ccb_h, periph->path, /*priority*/1); 1145 cpi.ccb_h.func_code = XPT_PATH_INQ; 1146 xpt_action((union ccb *)&cpi); 1147 if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE)) 1148 softc->quirks |= DA_Q_NO_6_BYTE; 1149 1150 TASK_INIT(&softc->sysctl_task, 0, dasysctlinit, periph); 1151 1152 /* 1153 * RBC devices don't have to support READ(6), only READ(10). 1154 */ 1155 if (softc->quirks & DA_Q_NO_6_BYTE || SID_TYPE(&cgd->inq_data) == T_RBC) 1156 softc->minimum_cmd_size = 10; 1157 else 1158 softc->minimum_cmd_size = 6; 1159 1160 /* 1161 * Load the user's default, if any. 1162 */ 1163 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.da.%d.minimum_cmd_size", 1164 periph->unit_number); 1165 TUNABLE_INT_FETCH(tmpstr, &softc->minimum_cmd_size); 1166 1167 /* 1168 * 6, 10, 12 and 16 are the currently permissible values. 1169 */ 1170 if (softc->minimum_cmd_size < 6) 1171 softc->minimum_cmd_size = 6; 1172 else if ((softc->minimum_cmd_size > 6) 1173 && (softc->minimum_cmd_size <= 10)) 1174 softc->minimum_cmd_size = 10; 1175 else if ((softc->minimum_cmd_size > 10) 1176 && (softc->minimum_cmd_size <= 12)) 1177 softc->minimum_cmd_size = 12; 1178 else if (softc->minimum_cmd_size > 12) 1179 softc->minimum_cmd_size = 16; 1180 1181 /*
|
1181 * Block our timeout handler while we 1182 * add this softc to the dev list. 1183 */ 1184 s = splsoftclock(); 1185 SLIST_INSERT_HEAD(&softc_list, softc, links); 1186 splx(s); 1187 1188 /*
| |
1189 * Register this media as a disk 1190 */ 1191
| 1182 * Register this media as a disk 1183 */ 1184
|
| 1185 mtx_unlock(periph->sim->mtx);
|
1192 softc->disk = disk_alloc(); 1193 softc->disk->d_open = daopen; 1194 softc->disk->d_close = daclose; 1195 softc->disk->d_strategy = dastrategy; 1196 softc->disk->d_dump = dadump; 1197 softc->disk->d_name = "da"; 1198 softc->disk->d_drv1 = periph; 1199 softc->disk->d_maxsize = DFLTPHYS; /* XXX: probably not arbitrary */ 1200 softc->disk->d_unit = periph->unit_number;
| 1186 softc->disk = disk_alloc(); 1187 softc->disk->d_open = daopen; 1188 softc->disk->d_close = daclose; 1189 softc->disk->d_strategy = dastrategy; 1190 softc->disk->d_dump = dadump; 1191 softc->disk->d_name = "da"; 1192 softc->disk->d_drv1 = periph; 1193 softc->disk->d_maxsize = DFLTPHYS; /* XXX: probably not arbitrary */ 1194 softc->disk->d_unit = periph->unit_number;
|
1201 softc->disk->d_flags = DISKFLAG_NEEDSGIANT;
| 1195 softc->disk->d_flags = 0;
|
1202 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) 1203 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 1204 disk_create(softc->disk, DISK_VERSION);
| 1196 if ((softc->quirks & DA_Q_NO_SYNC_CACHE) == 0) 1197 softc->disk->d_flags |= DISKFLAG_CANFLUSHCACHE; 1198 disk_create(softc->disk, DISK_VERSION);
|
| 1199 mtx_lock(periph->sim->mtx);
|
1205 1206 /* 1207 * Add async callbacks for bus reset and 1208 * bus device reset calls. I don't bother 1209 * checking if this fails as, in most cases, 1210 * the system will function just fine without 1211 * them and the only alternative would be to 1212 * not attach the device on failure. 1213 */ 1214 xpt_setup_ccb(&csa.ccb_h, periph->path, /*priority*/5); 1215 csa.ccb_h.func_code = XPT_SASYNC_CB; 1216 csa.event_enable = AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE; 1217 csa.callback = daasync; 1218 csa.callback_arg = periph; 1219 xpt_action((union ccb *)&csa);
| 1200 1201 /* 1202 * Add async callbacks for bus reset and 1203 * bus device reset calls. I don't bother 1204 * checking if this fails as, in most cases, 1205 * the system will function just fine without 1206 * them and the only alternative would be to 1207 * not attach the device on failure. 1208 */ 1209 xpt_setup_ccb(&csa.ccb_h, periph->path, /*priority*/5); 1210 csa.ccb_h.func_code = XPT_SASYNC_CB; 1211 csa.event_enable = AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE; 1212 csa.callback = daasync; 1213 csa.callback_arg = periph; 1214 xpt_action((union ccb *)&csa);
|
| 1215
|
1220 /*
| 1216 /*
|
1221 * Lock this peripheral until we are setup. 1222 * This first call can't block
| 1217 * Take an exclusive refcount on the periph while dastart is called 1218 * to finish the probe. The reference will be dropped in dadone at 1219 * the end of probe.
|
1223 */
| 1220 */
|
1224 (void)cam_periph_lock(periph, PRIBIO);
| 1221 (void)cam_periph_hold(periph, PRIBIO);
|
1225 xpt_schedule(periph, /*priority*/5); 1226
| 1222 xpt_schedule(periph, /*priority*/5); 1223
|
| 1224 /* 1225 * Schedule a periodic event to occasionally send an 1226 * ordered tag to a device. 1227 */ 1228 callout_init_mtx(&softc->sendordered_c, periph->sim->mtx, 0); 1229 callout_reset(&softc->sendordered_c, 1230 (DA_DEFAULT_TIMEOUT * hz) / DA_ORDEREDTAG_INTERVAL, 1231 dasendorderedtag, softc); 1232
|
1227 return(CAM_REQ_CMP); 1228} 1229 1230static void 1231dastart(struct cam_periph *periph, union ccb *start_ccb) 1232{ 1233 struct da_softc *softc; 1234 1235 softc = (struct da_softc *)periph->softc; 1236
| 1233 return(CAM_REQ_CMP); 1234} 1235 1236static void 1237dastart(struct cam_periph *periph, union ccb *start_ccb) 1238{ 1239 struct da_softc *softc; 1240 1241 softc = (struct da_softc *)periph->softc; 1242
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1237
| |
1238 switch (softc->state) { 1239 case DA_STATE_NORMAL: 1240 { 1241 /* Pull a buffer from the queue and get going on it */ 1242 struct bio *bp;
| 1243 switch (softc->state) { 1244 case DA_STATE_NORMAL: 1245 { 1246 /* Pull a buffer from the queue and get going on it */ 1247 struct bio *bp;
|
1243 int s;
| |
1244 1245 /* 1246 * See if there is a buf with work for us to do.. 1247 */
| 1248 1249 /* 1250 * See if there is a buf with work for us to do.. 1251 */
|
1248 s = splbio();
| |
1249 bp = bioq_first(&softc->bio_queue); 1250 if (periph->immediate_priority <= periph->pinfo.priority) { 1251 CAM_DEBUG_PRINT(CAM_DEBUG_SUBTRACE, 1252 ("queuing for immediate ccb\n")); 1253 start_ccb->ccb_h.ccb_state = DA_CCB_WAITING; 1254 SLIST_INSERT_HEAD(&periph->ccb_list, &start_ccb->ccb_h, 1255 periph_links.sle); 1256 periph->immediate_priority = CAM_PRIORITY_NONE;
| 1252 bp = bioq_first(&softc->bio_queue); 1253 if (periph->immediate_priority <= periph->pinfo.priority) { 1254 CAM_DEBUG_PRINT(CAM_DEBUG_SUBTRACE, 1255 ("queuing for immediate ccb\n")); 1256 start_ccb->ccb_h.ccb_state = DA_CCB_WAITING; 1257 SLIST_INSERT_HEAD(&periph->ccb_list, &start_ccb->ccb_h, 1258 periph_links.sle); 1259 periph->immediate_priority = CAM_PRIORITY_NONE;
|
1257 splx(s);
| |
1258 wakeup(&periph->ccb_list); 1259 } else if (bp == NULL) {
| 1260 wakeup(&periph->ccb_list); 1261 } else if (bp == NULL) {
|
1260 splx(s);
| |
1261 xpt_release_ccb(start_ccb); 1262 } else {
| 1262 xpt_release_ccb(start_ccb); 1263 } else {
|
1263 int oldspl;
| |
1264 u_int8_t tag_code; 1265 1266 bioq_remove(&softc->bio_queue, bp); 1267 1268 if ((softc->flags & DA_FLAG_NEED_OTAG) != 0) { 1269 softc->flags &= ~DA_FLAG_NEED_OTAG; 1270 softc->ordered_tag_count++; 1271 tag_code = MSG_ORDERED_Q_TAG; 1272 } else { 1273 tag_code = MSG_SIMPLE_Q_TAG; 1274 } 1275 switch (bp->bio_cmd) { 1276 case BIO_READ: 1277 case BIO_WRITE: 1278 scsi_read_write(&start_ccb->csio, 1279 /*retries*/da_retry_count, 1280 /*cbfcnp*/dadone, 1281 /*tag_action*/tag_code, 1282 /*read_op*/bp->bio_cmd == BIO_READ, 1283 /*byte2*/0, 1284 softc->minimum_cmd_size, 1285 /*lba*/bp->bio_pblkno, 1286 /*block_count*/bp->bio_bcount / 1287 softc->params.secsize, 1288 /*data_ptr*/ bp->bio_data, 1289 /*dxfer_len*/ bp->bio_bcount, 1290 /*sense_len*/SSD_FULL_SIZE, 1291 /*timeout*/da_default_timeout*1000); 1292 break; 1293 case BIO_FLUSH: 1294 scsi_synchronize_cache(&start_ccb->csio, 1295 /*retries*/1, 1296 /*cbfcnp*/dadone, 1297 MSG_SIMPLE_Q_TAG, 1298 /*begin_lba*/0,/* Cover the whole disk */ 1299 /*lb_count*/0, 1300 SSD_FULL_SIZE, 1301 /*timeout*/da_default_timeout*1000); 1302 break; 1303 } 1304 start_ccb->ccb_h.ccb_state = DA_CCB_BUFFER_IO; 1305 1306 /* 1307 * Block out any asyncronous callbacks 1308 * while we touch the pending ccb list. 1309 */
| 1264 u_int8_t tag_code; 1265 1266 bioq_remove(&softc->bio_queue, bp); 1267 1268 if ((softc->flags & DA_FLAG_NEED_OTAG) != 0) { 1269 softc->flags &= ~DA_FLAG_NEED_OTAG; 1270 softc->ordered_tag_count++; 1271 tag_code = MSG_ORDERED_Q_TAG; 1272 } else { 1273 tag_code = MSG_SIMPLE_Q_TAG; 1274 } 1275 switch (bp->bio_cmd) { 1276 case BIO_READ: 1277 case BIO_WRITE: 1278 scsi_read_write(&start_ccb->csio, 1279 /*retries*/da_retry_count, 1280 /*cbfcnp*/dadone, 1281 /*tag_action*/tag_code, 1282 /*read_op*/bp->bio_cmd == BIO_READ, 1283 /*byte2*/0, 1284 softc->minimum_cmd_size, 1285 /*lba*/bp->bio_pblkno, 1286 /*block_count*/bp->bio_bcount / 1287 softc->params.secsize, 1288 /*data_ptr*/ bp->bio_data, 1289 /*dxfer_len*/ bp->bio_bcount, 1290 /*sense_len*/SSD_FULL_SIZE, 1291 /*timeout*/da_default_timeout*1000); 1292 break; 1293 case BIO_FLUSH: 1294 scsi_synchronize_cache(&start_ccb->csio, 1295 /*retries*/1, 1296 /*cbfcnp*/dadone, 1297 MSG_SIMPLE_Q_TAG, 1298 /*begin_lba*/0,/* Cover the whole disk */ 1299 /*lb_count*/0, 1300 SSD_FULL_SIZE, 1301 /*timeout*/da_default_timeout*1000); 1302 break; 1303 } 1304 start_ccb->ccb_h.ccb_state = DA_CCB_BUFFER_IO; 1305 1306 /* 1307 * Block out any asyncronous callbacks 1308 * while we touch the pending ccb list. 1309 */
|
1310 oldspl = splcam();
| |
1311 LIST_INSERT_HEAD(&softc->pending_ccbs, 1312 &start_ccb->ccb_h, periph_links.le); 1313 softc->outstanding_cmds++;
| 1310 LIST_INSERT_HEAD(&softc->pending_ccbs, 1311 &start_ccb->ccb_h, periph_links.le); 1312 softc->outstanding_cmds++;
|
1314 splx(oldspl);
| |
1315 1316 /* We expect a unit attention from this device */ 1317 if ((softc->flags & DA_FLAG_RETRY_UA) != 0) { 1318 start_ccb->ccb_h.ccb_state |= DA_CCB_RETRY_UA; 1319 softc->flags &= ~DA_FLAG_RETRY_UA; 1320 } 1321 1322 start_ccb->ccb_h.ccb_bp = bp; 1323 bp = bioq_first(&softc->bio_queue);
| 1313 1314 /* We expect a unit attention from this device */ 1315 if ((softc->flags & DA_FLAG_RETRY_UA) != 0) { 1316 start_ccb->ccb_h.ccb_state |= DA_CCB_RETRY_UA; 1317 softc->flags &= ~DA_FLAG_RETRY_UA; 1318 } 1319 1320 start_ccb->ccb_h.ccb_bp = bp; 1321 bp = bioq_first(&softc->bio_queue);
|
1324 splx(s);
| |
1325 1326 xpt_action(start_ccb); 1327 } 1328 1329 if (bp != NULL) { 1330 /* Have more work to do, so ensure we stay scheduled */ 1331 xpt_schedule(periph, /* XXX priority */1); 1332 } 1333 break; 1334 } 1335 case DA_STATE_PROBE: 1336 { 1337 struct ccb_scsiio *csio; 1338 struct scsi_read_capacity_data *rcap; 1339 1340 rcap = (struct scsi_read_capacity_data *)malloc(sizeof(*rcap), 1341 M_TEMP, 1342 M_NOWAIT); 1343 if (rcap == NULL) { 1344 printf("dastart: Couldn't malloc read_capacity data\n"); 1345 /* da_free_periph??? */ 1346 break; 1347 } 1348 csio = &start_ccb->csio; 1349 scsi_read_capacity(csio, 1350 /*retries*/4, 1351 dadone, 1352 MSG_SIMPLE_Q_TAG, 1353 rcap, 1354 SSD_FULL_SIZE, 1355 /*timeout*/5000); 1356 start_ccb->ccb_h.ccb_bp = NULL; 1357 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE; 1358 xpt_action(start_ccb); 1359 break; 1360 } 1361 case DA_STATE_PROBE2: 1362 { 1363 struct ccb_scsiio *csio; 1364 struct scsi_read_capacity_data_long *rcaplong; 1365 1366 rcaplong = (struct scsi_read_capacity_data_long *) 1367 malloc(sizeof(*rcaplong), M_TEMP, M_NOWAIT); 1368 if (rcaplong == NULL) { 1369 printf("dastart: Couldn't malloc read_capacity data\n"); 1370 /* da_free_periph??? */ 1371 break; 1372 } 1373 csio = &start_ccb->csio; 1374 scsi_read_capacity_16(csio, 1375 /*retries*/ 4, 1376 /*cbfcnp*/ dadone, 1377 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1378 /*lba*/ 0, 1379 /*reladr*/ 0, 1380 /*pmi*/ 0, 1381 rcaplong, 1382 /*sense_len*/ SSD_FULL_SIZE, 1383 /*timeout*/ 60000); 1384 start_ccb->ccb_h.ccb_bp = NULL; 1385 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE2; 1386 xpt_action(start_ccb); 1387 break; 1388 } 1389 } 1390} 1391 1392static int 1393cmd6workaround(union ccb *ccb) 1394{ 1395 struct scsi_rw_6 cmd6; 1396 struct scsi_rw_10 *cmd10; 1397 struct da_softc *softc; 1398 u_int8_t *cdb; 1399 int frozen; 1400 1401 cdb = ccb->csio.cdb_io.cdb_bytes; 1402 1403 /* Translation only possible if CDB is an array and cmd is R/W6 */ 1404 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0 || 1405 (*cdb != READ_6 && *cdb != WRITE_6)) 1406 return 0; 1407 1408 xpt_print(ccb->ccb_h.path, "READ(6)/WRITE(6) not supported, " 1409 "increasing minimum_cmd_size to 10.\n"); 1410 softc = (struct da_softc *)xpt_path_periph(ccb->ccb_h.path)->softc; 1411 softc->minimum_cmd_size = 10; 1412 1413 bcopy(cdb, &cmd6, sizeof(struct scsi_rw_6)); 1414 cmd10 = (struct scsi_rw_10 *)cdb; 1415 cmd10->opcode = (cmd6.opcode == READ_6) ? READ_10 : WRITE_10; 1416 cmd10->byte2 = 0; 1417 scsi_ulto4b(scsi_3btoul(cmd6.addr), cmd10->addr); 1418 cmd10->reserved = 0; 1419 scsi_ulto2b(cmd6.length, cmd10->length); 1420 cmd10->control = cmd6.control; 1421 ccb->csio.cdb_len = sizeof(*cmd10); 1422 1423 /* Requeue request, unfreezing queue if necessary */ 1424 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0; 1425 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1426 xpt_action(ccb); 1427 if (frozen) { 1428 cam_release_devq(ccb->ccb_h.path, 1429 /*relsim_flags*/0, 1430 /*reduction*/0, 1431 /*timeout*/0, 1432 /*getcount_only*/0); 1433 } 1434 return (ERESTART); 1435} 1436 1437static void 1438dadone(struct cam_periph *periph, union ccb *done_ccb) 1439{ 1440 struct da_softc *softc; 1441 struct ccb_scsiio *csio; 1442 1443 softc = (struct da_softc *)periph->softc; 1444 csio = &done_ccb->csio; 1445 switch (csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK) { 1446 case DA_CCB_BUFFER_IO: 1447 { 1448 struct bio *bp;
| 1322 1323 xpt_action(start_ccb); 1324 } 1325 1326 if (bp != NULL) { 1327 /* Have more work to do, so ensure we stay scheduled */ 1328 xpt_schedule(periph, /* XXX priority */1); 1329 } 1330 break; 1331 } 1332 case DA_STATE_PROBE: 1333 { 1334 struct ccb_scsiio *csio; 1335 struct scsi_read_capacity_data *rcap; 1336 1337 rcap = (struct scsi_read_capacity_data *)malloc(sizeof(*rcap), 1338 M_TEMP, 1339 M_NOWAIT); 1340 if (rcap == NULL) { 1341 printf("dastart: Couldn't malloc read_capacity data\n"); 1342 /* da_free_periph??? */ 1343 break; 1344 } 1345 csio = &start_ccb->csio; 1346 scsi_read_capacity(csio, 1347 /*retries*/4, 1348 dadone, 1349 MSG_SIMPLE_Q_TAG, 1350 rcap, 1351 SSD_FULL_SIZE, 1352 /*timeout*/5000); 1353 start_ccb->ccb_h.ccb_bp = NULL; 1354 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE; 1355 xpt_action(start_ccb); 1356 break; 1357 } 1358 case DA_STATE_PROBE2: 1359 { 1360 struct ccb_scsiio *csio; 1361 struct scsi_read_capacity_data_long *rcaplong; 1362 1363 rcaplong = (struct scsi_read_capacity_data_long *) 1364 malloc(sizeof(*rcaplong), M_TEMP, M_NOWAIT); 1365 if (rcaplong == NULL) { 1366 printf("dastart: Couldn't malloc read_capacity data\n"); 1367 /* da_free_periph??? */ 1368 break; 1369 } 1370 csio = &start_ccb->csio; 1371 scsi_read_capacity_16(csio, 1372 /*retries*/ 4, 1373 /*cbfcnp*/ dadone, 1374 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1375 /*lba*/ 0, 1376 /*reladr*/ 0, 1377 /*pmi*/ 0, 1378 rcaplong, 1379 /*sense_len*/ SSD_FULL_SIZE, 1380 /*timeout*/ 60000); 1381 start_ccb->ccb_h.ccb_bp = NULL; 1382 start_ccb->ccb_h.ccb_state = DA_CCB_PROBE2; 1383 xpt_action(start_ccb); 1384 break; 1385 } 1386 } 1387} 1388 1389static int 1390cmd6workaround(union ccb *ccb) 1391{ 1392 struct scsi_rw_6 cmd6; 1393 struct scsi_rw_10 *cmd10; 1394 struct da_softc *softc; 1395 u_int8_t *cdb; 1396 int frozen; 1397 1398 cdb = ccb->csio.cdb_io.cdb_bytes; 1399 1400 /* Translation only possible if CDB is an array and cmd is R/W6 */ 1401 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0 || 1402 (*cdb != READ_6 && *cdb != WRITE_6)) 1403 return 0; 1404 1405 xpt_print(ccb->ccb_h.path, "READ(6)/WRITE(6) not supported, " 1406 "increasing minimum_cmd_size to 10.\n"); 1407 softc = (struct da_softc *)xpt_path_periph(ccb->ccb_h.path)->softc; 1408 softc->minimum_cmd_size = 10; 1409 1410 bcopy(cdb, &cmd6, sizeof(struct scsi_rw_6)); 1411 cmd10 = (struct scsi_rw_10 *)cdb; 1412 cmd10->opcode = (cmd6.opcode == READ_6) ? READ_10 : WRITE_10; 1413 cmd10->byte2 = 0; 1414 scsi_ulto4b(scsi_3btoul(cmd6.addr), cmd10->addr); 1415 cmd10->reserved = 0; 1416 scsi_ulto2b(cmd6.length, cmd10->length); 1417 cmd10->control = cmd6.control; 1418 ccb->csio.cdb_len = sizeof(*cmd10); 1419 1420 /* Requeue request, unfreezing queue if necessary */ 1421 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0; 1422 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1423 xpt_action(ccb); 1424 if (frozen) { 1425 cam_release_devq(ccb->ccb_h.path, 1426 /*relsim_flags*/0, 1427 /*reduction*/0, 1428 /*timeout*/0, 1429 /*getcount_only*/0); 1430 } 1431 return (ERESTART); 1432} 1433 1434static void 1435dadone(struct cam_periph *periph, union ccb *done_ccb) 1436{ 1437 struct da_softc *softc; 1438 struct ccb_scsiio *csio; 1439 1440 softc = (struct da_softc *)periph->softc; 1441 csio = &done_ccb->csio; 1442 switch (csio->ccb_h.ccb_state & DA_CCB_TYPE_MASK) { 1443 case DA_CCB_BUFFER_IO: 1444 { 1445 struct bio *bp;
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1449 int oldspl;
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1450 1451 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 1452 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1453 int error;
| 1446 1447 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 1448 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1449 int error;
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1454 int s;
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1455 int sf; 1456 1457 if ((csio->ccb_h.ccb_state & DA_CCB_RETRY_UA) != 0) 1458 sf = SF_RETRY_UA; 1459 else 1460 sf = 0; 1461 1462 error = daerror(done_ccb, CAM_RETRY_SELTO, sf); 1463 if (error == ERESTART) { 1464 /* 1465 * A retry was scheuled, so 1466 * just return. 1467 */ 1468 return; 1469 } 1470 if (error != 0) { 1471
| 1450 int sf; 1451 1452 if ((csio->ccb_h.ccb_state & DA_CCB_RETRY_UA) != 0) 1453 sf = SF_RETRY_UA; 1454 else 1455 sf = 0; 1456 1457 error = daerror(done_ccb, CAM_RETRY_SELTO, sf); 1458 if (error == ERESTART) { 1459 /* 1460 * A retry was scheuled, so 1461 * just return. 1462 */ 1463 return; 1464 } 1465 if (error != 0) { 1466
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1472 s = splbio(); 1473
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1474 if (error == ENXIO) { 1475 /* 1476 * Catastrophic error. Mark our pack as 1477 * invalid. 1478 */ 1479 /* 1480 * XXX See if this is really a media 1481 * XXX change first? 1482 */ 1483 xpt_print(periph->path, 1484 "Invalidating pack\n"); 1485 softc->flags |= DA_FLAG_PACK_INVALID; 1486 } 1487 1488 /* 1489 * return all queued I/O with EIO, so that 1490 * the client can retry these I/Os in the 1491 * proper order should it attempt to recover. 1492 */ 1493 bioq_flush(&softc->bio_queue, NULL, EIO);
| 1467 if (error == ENXIO) { 1468 /* 1469 * Catastrophic error. Mark our pack as 1470 * invalid. 1471 */ 1472 /* 1473 * XXX See if this is really a media 1474 * XXX change first? 1475 */ 1476 xpt_print(periph->path, 1477 "Invalidating pack\n"); 1478 softc->flags |= DA_FLAG_PACK_INVALID; 1479 } 1480 1481 /* 1482 * return all queued I/O with EIO, so that 1483 * the client can retry these I/Os in the 1484 * proper order should it attempt to recover. 1485 */ 1486 bioq_flush(&softc->bio_queue, NULL, EIO);
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1494 splx(s);
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1495 bp->bio_error = error; 1496 bp->bio_resid = bp->bio_bcount; 1497 bp->bio_flags |= BIO_ERROR; 1498 } else { 1499 bp->bio_resid = csio->resid; 1500 bp->bio_error = 0; 1501 if (bp->bio_resid != 0) 1502 bp->bio_flags |= BIO_ERROR; 1503 } 1504 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1505 cam_release_devq(done_ccb->ccb_h.path, 1506 /*relsim_flags*/0, 1507 /*reduction*/0, 1508 /*timeout*/0, 1509 /*getcount_only*/0); 1510 } else { 1511 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1512 panic("REQ_CMP with QFRZN"); 1513 bp->bio_resid = csio->resid; 1514 if (csio->resid > 0) 1515 bp->bio_flags |= BIO_ERROR; 1516 } 1517 1518 /* 1519 * Block out any asyncronous callbacks 1520 * while we touch the pending ccb list. 1521 */
| 1487 bp->bio_error = error; 1488 bp->bio_resid = bp->bio_bcount; 1489 bp->bio_flags |= BIO_ERROR; 1490 } else { 1491 bp->bio_resid = csio->resid; 1492 bp->bio_error = 0; 1493 if (bp->bio_resid != 0) 1494 bp->bio_flags |= BIO_ERROR; 1495 } 1496 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1497 cam_release_devq(done_ccb->ccb_h.path, 1498 /*relsim_flags*/0, 1499 /*reduction*/0, 1500 /*timeout*/0, 1501 /*getcount_only*/0); 1502 } else { 1503 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1504 panic("REQ_CMP with QFRZN"); 1505 bp->bio_resid = csio->resid; 1506 if (csio->resid > 0) 1507 bp->bio_flags |= BIO_ERROR; 1508 } 1509 1510 /* 1511 * Block out any asyncronous callbacks 1512 * while we touch the pending ccb list. 1513 */
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1522 oldspl = splcam();
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1523 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le); 1524 softc->outstanding_cmds--; 1525 if (softc->outstanding_cmds == 0) 1526 softc->flags |= DA_FLAG_WENT_IDLE;
| 1514 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le); 1515 softc->outstanding_cmds--; 1516 if (softc->outstanding_cmds == 0) 1517 softc->flags |= DA_FLAG_WENT_IDLE;
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1527 splx(oldspl);
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1528 1529 biodone(bp); 1530 break; 1531 } 1532 case DA_CCB_PROBE: 1533 case DA_CCB_PROBE2: 1534 { 1535 struct scsi_read_capacity_data *rdcap; 1536 struct scsi_read_capacity_data_long *rcaplong; 1537 char announce_buf[80]; 1538 1539 rdcap = NULL; 1540 rcaplong = NULL; 1541 if (softc->state == DA_STATE_PROBE) 1542 rdcap =(struct scsi_read_capacity_data *)csio->data_ptr; 1543 else 1544 rcaplong = (struct scsi_read_capacity_data_long *) 1545 csio->data_ptr; 1546 1547 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 1548 struct disk_params *dp; 1549 uint32_t block_size; 1550 uint64_t maxsector; 1551 1552 if (softc->state == DA_STATE_PROBE) { 1553 block_size = scsi_4btoul(rdcap->length); 1554 maxsector = scsi_4btoul(rdcap->addr); 1555 1556 /* 1557 * According to SBC-2, if the standard 10 1558 * byte READ CAPACITY command returns 2^32, 1559 * we should issue the 16 byte version of 1560 * the command, since the device in question 1561 * has more sectors than can be represented 1562 * with the short version of the command. 1563 */ 1564 if (maxsector == 0xffffffff) { 1565 softc->state = DA_STATE_PROBE2; 1566 free(rdcap, M_TEMP); 1567 xpt_release_ccb(done_ccb); 1568 xpt_schedule(periph, /*priority*/5); 1569 return; 1570 } 1571 } else { 1572 block_size = scsi_4btoul(rcaplong->length); 1573 maxsector = scsi_8btou64(rcaplong->addr); 1574 } 1575 1576 /* 1577 * Because GEOM code just will panic us if we 1578 * give them an 'illegal' value we'll avoid that 1579 * here. 1580 */ 1581 if (block_size >= MAXPHYS || block_size == 0) { 1582 xpt_print(periph->path, 1583 "unsupportable block size %ju\n", 1584 (uintmax_t) block_size); 1585 announce_buf[0] = '\0'; 1586 cam_periph_invalidate(periph); 1587 } else { 1588 dasetgeom(periph, block_size, maxsector); 1589 dp = &softc->params; 1590 snprintf(announce_buf, sizeof(announce_buf), 1591 "%juMB (%ju %u byte sectors: %dH %dS/T " 1592 "%dC)", (uintmax_t) 1593 (((uintmax_t)dp->secsize * 1594 dp->sectors) / (1024*1024)), 1595 (uintmax_t)dp->sectors, 1596 dp->secsize, dp->heads, 1597 dp->secs_per_track, dp->cylinders); 1598 } 1599 } else { 1600 int error; 1601 1602 announce_buf[0] = '\0'; 1603 1604 /* 1605 * Retry any UNIT ATTENTION type errors. They 1606 * are expected at boot. 1607 */ 1608 error = daerror(done_ccb, CAM_RETRY_SELTO, 1609 SF_RETRY_UA|SF_NO_PRINT); 1610 if (error == ERESTART) { 1611 /* 1612 * A retry was scheuled, so 1613 * just return. 1614 */ 1615 return; 1616 } else if (error != 0) { 1617 struct scsi_sense_data *sense; 1618 int asc, ascq; 1619 int sense_key, error_code; 1620 int have_sense; 1621 cam_status status; 1622 struct ccb_getdev cgd; 1623 1624 /* Don't wedge this device's queue */ 1625 status = done_ccb->ccb_h.status; 1626 if ((status & CAM_DEV_QFRZN) != 0) 1627 cam_release_devq(done_ccb->ccb_h.path, 1628 /*relsim_flags*/0, 1629 /*reduction*/0, 1630 /*timeout*/0, 1631 /*getcount_only*/0); 1632 1633 1634 xpt_setup_ccb(&cgd.ccb_h, 1635 done_ccb->ccb_h.path, 1636 /* priority */ 1); 1637 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1638 xpt_action((union ccb *)&cgd); 1639 1640 if (((csio->ccb_h.flags & CAM_SENSE_PHYS) != 0) 1641 || ((csio->ccb_h.flags & CAM_SENSE_PTR) != 0) 1642 || ((status & CAM_AUTOSNS_VALID) == 0)) 1643 have_sense = FALSE; 1644 else 1645 have_sense = TRUE; 1646 1647 if (have_sense) { 1648 sense = &csio->sense_data; 1649 scsi_extract_sense(sense, &error_code, 1650 &sense_key, 1651 &asc, &ascq); 1652 } 1653 /* 1654 * Attach to anything that claims to be a 1655 * direct access or optical disk device, 1656 * as long as it doesn't return a "Logical 1657 * unit not supported" (0x25) error. 1658 */ 1659 if ((have_sense) && (asc != 0x25) 1660 && (error_code == SSD_CURRENT_ERROR)) { 1661 const char *sense_key_desc; 1662 const char *asc_desc; 1663 1664 scsi_sense_desc(sense_key, asc, ascq, 1665 &cgd.inq_data, 1666 &sense_key_desc, 1667 &asc_desc); 1668 snprintf(announce_buf, 1669 sizeof(announce_buf), 1670 "Attempt to query device " 1671 "size failed: %s, %s", 1672 sense_key_desc, 1673 asc_desc); 1674 } else { 1675 if (have_sense) 1676 scsi_sense_print( 1677 &done_ccb->csio); 1678 else { 1679 xpt_print(periph->path, 1680 "got CAM status %#x\n", 1681 done_ccb->ccb_h.status); 1682 } 1683 1684 xpt_print(periph->path, "fatal error, " 1685 "failed to attach to device\n"); 1686 1687 /* 1688 * Free up resources. 1689 */ 1690 cam_periph_invalidate(periph); 1691 } 1692 } 1693 } 1694 free(csio->data_ptr, M_TEMP); 1695 if (announce_buf[0] != '\0') { 1696 xpt_announce_periph(periph, announce_buf); 1697 /* 1698 * Create our sysctl variables, now that we know 1699 * we have successfully attached. 1700 */ 1701 taskqueue_enqueue(taskqueue_thread,&softc->sysctl_task); 1702 } 1703 softc->state = DA_STATE_NORMAL; 1704 /* 1705 * Since our peripheral may be invalidated by an error 1706 * above or an external event, we must release our CCB 1707 * before releasing the probe lock on the peripheral. 1708 * The peripheral will only go away once the last lock 1709 * is removed, and we need it around for the CCB release 1710 * operation. 1711 */ 1712 xpt_release_ccb(done_ccb);
| 1518 1519 biodone(bp); 1520 break; 1521 } 1522 case DA_CCB_PROBE: 1523 case DA_CCB_PROBE2: 1524 { 1525 struct scsi_read_capacity_data *rdcap; 1526 struct scsi_read_capacity_data_long *rcaplong; 1527 char announce_buf[80]; 1528 1529 rdcap = NULL; 1530 rcaplong = NULL; 1531 if (softc->state == DA_STATE_PROBE) 1532 rdcap =(struct scsi_read_capacity_data *)csio->data_ptr; 1533 else 1534 rcaplong = (struct scsi_read_capacity_data_long *) 1535 csio->data_ptr; 1536 1537 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 1538 struct disk_params *dp; 1539 uint32_t block_size; 1540 uint64_t maxsector; 1541 1542 if (softc->state == DA_STATE_PROBE) { 1543 block_size = scsi_4btoul(rdcap->length); 1544 maxsector = scsi_4btoul(rdcap->addr); 1545 1546 /* 1547 * According to SBC-2, if the standard 10 1548 * byte READ CAPACITY command returns 2^32, 1549 * we should issue the 16 byte version of 1550 * the command, since the device in question 1551 * has more sectors than can be represented 1552 * with the short version of the command. 1553 */ 1554 if (maxsector == 0xffffffff) { 1555 softc->state = DA_STATE_PROBE2; 1556 free(rdcap, M_TEMP); 1557 xpt_release_ccb(done_ccb); 1558 xpt_schedule(periph, /*priority*/5); 1559 return; 1560 } 1561 } else { 1562 block_size = scsi_4btoul(rcaplong->length); 1563 maxsector = scsi_8btou64(rcaplong->addr); 1564 } 1565 1566 /* 1567 * Because GEOM code just will panic us if we 1568 * give them an 'illegal' value we'll avoid that 1569 * here. 1570 */ 1571 if (block_size >= MAXPHYS || block_size == 0) { 1572 xpt_print(periph->path, 1573 "unsupportable block size %ju\n", 1574 (uintmax_t) block_size); 1575 announce_buf[0] = '\0'; 1576 cam_periph_invalidate(periph); 1577 } else { 1578 dasetgeom(periph, block_size, maxsector); 1579 dp = &softc->params; 1580 snprintf(announce_buf, sizeof(announce_buf), 1581 "%juMB (%ju %u byte sectors: %dH %dS/T " 1582 "%dC)", (uintmax_t) 1583 (((uintmax_t)dp->secsize * 1584 dp->sectors) / (1024*1024)), 1585 (uintmax_t)dp->sectors, 1586 dp->secsize, dp->heads, 1587 dp->secs_per_track, dp->cylinders); 1588 } 1589 } else { 1590 int error; 1591 1592 announce_buf[0] = '\0'; 1593 1594 /* 1595 * Retry any UNIT ATTENTION type errors. They 1596 * are expected at boot. 1597 */ 1598 error = daerror(done_ccb, CAM_RETRY_SELTO, 1599 SF_RETRY_UA|SF_NO_PRINT); 1600 if (error == ERESTART) { 1601 /* 1602 * A retry was scheuled, so 1603 * just return. 1604 */ 1605 return; 1606 } else if (error != 0) { 1607 struct scsi_sense_data *sense; 1608 int asc, ascq; 1609 int sense_key, error_code; 1610 int have_sense; 1611 cam_status status; 1612 struct ccb_getdev cgd; 1613 1614 /* Don't wedge this device's queue */ 1615 status = done_ccb->ccb_h.status; 1616 if ((status & CAM_DEV_QFRZN) != 0) 1617 cam_release_devq(done_ccb->ccb_h.path, 1618 /*relsim_flags*/0, 1619 /*reduction*/0, 1620 /*timeout*/0, 1621 /*getcount_only*/0); 1622 1623 1624 xpt_setup_ccb(&cgd.ccb_h, 1625 done_ccb->ccb_h.path, 1626 /* priority */ 1); 1627 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1628 xpt_action((union ccb *)&cgd); 1629 1630 if (((csio->ccb_h.flags & CAM_SENSE_PHYS) != 0) 1631 || ((csio->ccb_h.flags & CAM_SENSE_PTR) != 0) 1632 || ((status & CAM_AUTOSNS_VALID) == 0)) 1633 have_sense = FALSE; 1634 else 1635 have_sense = TRUE; 1636 1637 if (have_sense) { 1638 sense = &csio->sense_data; 1639 scsi_extract_sense(sense, &error_code, 1640 &sense_key, 1641 &asc, &ascq); 1642 } 1643 /* 1644 * Attach to anything that claims to be a 1645 * direct access or optical disk device, 1646 * as long as it doesn't return a "Logical 1647 * unit not supported" (0x25) error. 1648 */ 1649 if ((have_sense) && (asc != 0x25) 1650 && (error_code == SSD_CURRENT_ERROR)) { 1651 const char *sense_key_desc; 1652 const char *asc_desc; 1653 1654 scsi_sense_desc(sense_key, asc, ascq, 1655 &cgd.inq_data, 1656 &sense_key_desc, 1657 &asc_desc); 1658 snprintf(announce_buf, 1659 sizeof(announce_buf), 1660 "Attempt to query device " 1661 "size failed: %s, %s", 1662 sense_key_desc, 1663 asc_desc); 1664 } else { 1665 if (have_sense) 1666 scsi_sense_print( 1667 &done_ccb->csio); 1668 else { 1669 xpt_print(periph->path, 1670 "got CAM status %#x\n", 1671 done_ccb->ccb_h.status); 1672 } 1673 1674 xpt_print(periph->path, "fatal error, " 1675 "failed to attach to device\n"); 1676 1677 /* 1678 * Free up resources. 1679 */ 1680 cam_periph_invalidate(periph); 1681 } 1682 } 1683 } 1684 free(csio->data_ptr, M_TEMP); 1685 if (announce_buf[0] != '\0') { 1686 xpt_announce_periph(periph, announce_buf); 1687 /* 1688 * Create our sysctl variables, now that we know 1689 * we have successfully attached. 1690 */ 1691 taskqueue_enqueue(taskqueue_thread,&softc->sysctl_task); 1692 } 1693 softc->state = DA_STATE_NORMAL; 1694 /* 1695 * Since our peripheral may be invalidated by an error 1696 * above or an external event, we must release our CCB 1697 * before releasing the probe lock on the peripheral. 1698 * The peripheral will only go away once the last lock 1699 * is removed, and we need it around for the CCB release 1700 * operation. 1701 */ 1702 xpt_release_ccb(done_ccb);
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1713 cam_periph_unlock(periph);
| 1703 cam_periph_unhold(periph);
|
1714 return; 1715 } 1716 case DA_CCB_WAITING: 1717 { 1718 /* Caller will release the CCB */ 1719 wakeup(&done_ccb->ccb_h.cbfcnp); 1720 return; 1721 } 1722 case DA_CCB_DUMP: 1723 /* No-op. We're polling */ 1724 return; 1725 default: 1726 break; 1727 } 1728 xpt_release_ccb(done_ccb); 1729} 1730 1731static int 1732daerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 1733{ 1734 struct da_softc *softc; 1735 struct cam_periph *periph; 1736 int error; 1737 1738 periph = xpt_path_periph(ccb->ccb_h.path); 1739 softc = (struct da_softc *)periph->softc; 1740 1741 /* 1742 * Automatically detect devices that do not support 1743 * READ(6)/WRITE(6) and upgrade to using 10 byte cdbs. 1744 */ 1745 error = 0; 1746 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) { 1747 error = cmd6workaround(ccb); 1748 } else if (((ccb->ccb_h.status & CAM_STATUS_MASK) == 1749 CAM_SCSI_STATUS_ERROR) 1750 && (ccb->ccb_h.status & CAM_AUTOSNS_VALID) 1751 && (ccb->csio.scsi_status == SCSI_STATUS_CHECK_COND) 1752 && ((ccb->ccb_h.flags & CAM_SENSE_PHYS) == 0) 1753 && ((ccb->ccb_h.flags & CAM_SENSE_PTR) == 0)) { 1754 int sense_key, error_code, asc, ascq; 1755 1756 scsi_extract_sense(&ccb->csio.sense_data, 1757 &error_code, &sense_key, &asc, &ascq); 1758 if (sense_key == SSD_KEY_ILLEGAL_REQUEST) 1759 error = cmd6workaround(ccb); 1760 } 1761 if (error == ERESTART) 1762 return (ERESTART); 1763 1764 /* 1765 * XXX 1766 * Until we have a better way of doing pack validation, 1767 * don't treat UAs as errors. 1768 */ 1769 sense_flags |= SF_RETRY_UA; 1770 return(cam_periph_error(ccb, cam_flags, sense_flags, 1771 &softc->saved_ccb)); 1772} 1773 1774static void 1775daprevent(struct cam_periph *periph, int action) 1776{ 1777 struct da_softc *softc; 1778 union ccb *ccb; 1779 int error; 1780 1781 softc = (struct da_softc *)periph->softc; 1782 1783 if (((action == PR_ALLOW) 1784 && (softc->flags & DA_FLAG_PACK_LOCKED) == 0) 1785 || ((action == PR_PREVENT) 1786 && (softc->flags & DA_FLAG_PACK_LOCKED) != 0)) { 1787 return; 1788 } 1789 1790 ccb = cam_periph_getccb(periph, /*priority*/1); 1791 1792 scsi_prevent(&ccb->csio, 1793 /*retries*/1, 1794 /*cbcfp*/dadone, 1795 MSG_SIMPLE_Q_TAG, 1796 action, 1797 SSD_FULL_SIZE, 1798 5000); 1799 1800 error = cam_periph_runccb(ccb, /*error_routine*/NULL, CAM_RETRY_SELTO, 1801 SF_RETRY_UA, softc->disk->d_devstat); 1802 1803 if (error == 0) { 1804 if (action == PR_ALLOW) 1805 softc->flags &= ~DA_FLAG_PACK_LOCKED; 1806 else 1807 softc->flags |= DA_FLAG_PACK_LOCKED; 1808 } 1809 1810 xpt_release_ccb(ccb); 1811} 1812 1813static int 1814dagetcapacity(struct cam_periph *periph) 1815{ 1816 struct da_softc *softc; 1817 union ccb *ccb; 1818 struct scsi_read_capacity_data *rcap; 1819 struct scsi_read_capacity_data_long *rcaplong; 1820 uint32_t block_len; 1821 uint64_t maxsector; 1822 int error; 1823 u_int32_t sense_flags; 1824 1825 softc = (struct da_softc *)periph->softc; 1826 block_len = 0; 1827 maxsector = 0; 1828 error = 0; 1829 sense_flags = SF_RETRY_UA; 1830 if (softc->flags & DA_FLAG_PACK_REMOVABLE) 1831 sense_flags |= SF_NO_PRINT; 1832 1833 /* Do a read capacity */ 1834 rcap = (struct scsi_read_capacity_data *)malloc(sizeof(*rcaplong), 1835 M_TEMP,
| 1704 return; 1705 } 1706 case DA_CCB_WAITING: 1707 { 1708 /* Caller will release the CCB */ 1709 wakeup(&done_ccb->ccb_h.cbfcnp); 1710 return; 1711 } 1712 case DA_CCB_DUMP: 1713 /* No-op. We're polling */ 1714 return; 1715 default: 1716 break; 1717 } 1718 xpt_release_ccb(done_ccb); 1719} 1720 1721static int 1722daerror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 1723{ 1724 struct da_softc *softc; 1725 struct cam_periph *periph; 1726 int error; 1727 1728 periph = xpt_path_periph(ccb->ccb_h.path); 1729 softc = (struct da_softc *)periph->softc; 1730 1731 /* 1732 * Automatically detect devices that do not support 1733 * READ(6)/WRITE(6) and upgrade to using 10 byte cdbs. 1734 */ 1735 error = 0; 1736 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) { 1737 error = cmd6workaround(ccb); 1738 } else if (((ccb->ccb_h.status & CAM_STATUS_MASK) == 1739 CAM_SCSI_STATUS_ERROR) 1740 && (ccb->ccb_h.status & CAM_AUTOSNS_VALID) 1741 && (ccb->csio.scsi_status == SCSI_STATUS_CHECK_COND) 1742 && ((ccb->ccb_h.flags & CAM_SENSE_PHYS) == 0) 1743 && ((ccb->ccb_h.flags & CAM_SENSE_PTR) == 0)) { 1744 int sense_key, error_code, asc, ascq; 1745 1746 scsi_extract_sense(&ccb->csio.sense_data, 1747 &error_code, &sense_key, &asc, &ascq); 1748 if (sense_key == SSD_KEY_ILLEGAL_REQUEST) 1749 error = cmd6workaround(ccb); 1750 } 1751 if (error == ERESTART) 1752 return (ERESTART); 1753 1754 /* 1755 * XXX 1756 * Until we have a better way of doing pack validation, 1757 * don't treat UAs as errors. 1758 */ 1759 sense_flags |= SF_RETRY_UA; 1760 return(cam_periph_error(ccb, cam_flags, sense_flags, 1761 &softc->saved_ccb)); 1762} 1763 1764static void 1765daprevent(struct cam_periph *periph, int action) 1766{ 1767 struct da_softc *softc; 1768 union ccb *ccb; 1769 int error; 1770 1771 softc = (struct da_softc *)periph->softc; 1772 1773 if (((action == PR_ALLOW) 1774 && (softc->flags & DA_FLAG_PACK_LOCKED) == 0) 1775 || ((action == PR_PREVENT) 1776 && (softc->flags & DA_FLAG_PACK_LOCKED) != 0)) { 1777 return; 1778 } 1779 1780 ccb = cam_periph_getccb(periph, /*priority*/1); 1781 1782 scsi_prevent(&ccb->csio, 1783 /*retries*/1, 1784 /*cbcfp*/dadone, 1785 MSG_SIMPLE_Q_TAG, 1786 action, 1787 SSD_FULL_SIZE, 1788 5000); 1789 1790 error = cam_periph_runccb(ccb, /*error_routine*/NULL, CAM_RETRY_SELTO, 1791 SF_RETRY_UA, softc->disk->d_devstat); 1792 1793 if (error == 0) { 1794 if (action == PR_ALLOW) 1795 softc->flags &= ~DA_FLAG_PACK_LOCKED; 1796 else 1797 softc->flags |= DA_FLAG_PACK_LOCKED; 1798 } 1799 1800 xpt_release_ccb(ccb); 1801} 1802 1803static int 1804dagetcapacity(struct cam_periph *periph) 1805{ 1806 struct da_softc *softc; 1807 union ccb *ccb; 1808 struct scsi_read_capacity_data *rcap; 1809 struct scsi_read_capacity_data_long *rcaplong; 1810 uint32_t block_len; 1811 uint64_t maxsector; 1812 int error; 1813 u_int32_t sense_flags; 1814 1815 softc = (struct da_softc *)periph->softc; 1816 block_len = 0; 1817 maxsector = 0; 1818 error = 0; 1819 sense_flags = SF_RETRY_UA; 1820 if (softc->flags & DA_FLAG_PACK_REMOVABLE) 1821 sense_flags |= SF_NO_PRINT; 1822 1823 /* Do a read capacity */ 1824 rcap = (struct scsi_read_capacity_data *)malloc(sizeof(*rcaplong), 1825 M_TEMP,
|
1836 M_WAITOK);
| 1826 M_NOWAIT); 1827 if (rcap == NULL) 1828 return (ENOMEM);
|
1837 1838 ccb = cam_periph_getccb(periph, /*priority*/1); 1839 scsi_read_capacity(&ccb->csio, 1840 /*retries*/4, 1841 /*cbfncp*/dadone, 1842 MSG_SIMPLE_Q_TAG, 1843 rcap, 1844 SSD_FULL_SIZE, 1845 /*timeout*/60000); 1846 ccb->ccb_h.ccb_bp = NULL; 1847 1848 error = cam_periph_runccb(ccb, daerror, 1849 /*cam_flags*/CAM_RETRY_SELTO, 1850 sense_flags, 1851 softc->disk->d_devstat); 1852 1853 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1854 cam_release_devq(ccb->ccb_h.path, 1855 /*relsim_flags*/0, 1856 /*reduction*/0, 1857 /*timeout*/0, 1858 /*getcount_only*/0); 1859 1860 if (error == 0) { 1861 block_len = scsi_4btoul(rcap->length); 1862 maxsector = scsi_4btoul(rcap->addr); 1863 1864 if (maxsector != 0xffffffff) 1865 goto done; 1866 } else 1867 goto done; 1868 1869 rcaplong = (struct scsi_read_capacity_data_long *)rcap; 1870 1871 scsi_read_capacity_16(&ccb->csio, 1872 /*retries*/ 4, 1873 /*cbfcnp*/ dadone, 1874 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1875 /*lba*/ 0, 1876 /*reladr*/ 0, 1877 /*pmi*/ 0, 1878 rcaplong, 1879 /*sense_len*/ SSD_FULL_SIZE, 1880 /*timeout*/ 60000); 1881 ccb->ccb_h.ccb_bp = NULL; 1882 1883 error = cam_periph_runccb(ccb, daerror, 1884 /*cam_flags*/CAM_RETRY_SELTO, 1885 sense_flags, 1886 softc->disk->d_devstat); 1887 1888 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1889 cam_release_devq(ccb->ccb_h.path, 1890 /*relsim_flags*/0, 1891 /*reduction*/0, 1892 /*timeout*/0, 1893 /*getcount_only*/0); 1894 1895 if (error == 0) { 1896 block_len = scsi_4btoul(rcaplong->length); 1897 maxsector = scsi_8btou64(rcaplong->addr); 1898 } 1899 1900done: 1901 1902 if (error == 0) 1903 dasetgeom(periph, block_len, maxsector); 1904 1905 xpt_release_ccb(ccb); 1906 1907 free(rcap, M_TEMP); 1908 1909 return (error); 1910} 1911 1912static void 1913dasetgeom(struct cam_periph *periph, uint32_t block_len, uint64_t maxsector) 1914{ 1915 struct ccb_calc_geometry ccg; 1916 struct da_softc *softc; 1917 struct disk_params *dp; 1918 1919 softc = (struct da_softc *)periph->softc; 1920 1921 dp = &softc->params; 1922 dp->secsize = block_len; 1923 dp->sectors = maxsector + 1; 1924 /* 1925 * Have the controller provide us with a geometry 1926 * for this disk. The only time the geometry 1927 * matters is when we boot and the controller 1928 * is the only one knowledgeable enough to come 1929 * up with something that will make this a bootable 1930 * device. 1931 */ 1932 xpt_setup_ccb(&ccg.ccb_h, periph->path, /*priority*/1); 1933 ccg.ccb_h.func_code = XPT_CALC_GEOMETRY; 1934 ccg.block_size = dp->secsize; 1935 ccg.volume_size = dp->sectors; 1936 ccg.heads = 0; 1937 ccg.secs_per_track = 0; 1938 ccg.cylinders = 0; 1939 xpt_action((union ccb*)&ccg); 1940 if ((ccg.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1941 /* 1942 * We don't know what went wrong here- but just pick 1943 * a geometry so we don't have nasty things like divide 1944 * by zero. 1945 */ 1946 dp->heads = 255; 1947 dp->secs_per_track = 255; 1948 dp->cylinders = dp->sectors / (255 * 255); 1949 if (dp->cylinders == 0) { 1950 dp->cylinders = 1; 1951 } 1952 } else { 1953 dp->heads = ccg.heads; 1954 dp->secs_per_track = ccg.secs_per_track; 1955 dp->cylinders = ccg.cylinders; 1956 } 1957} 1958 1959static void 1960dasendorderedtag(void *arg) 1961{
| 1829 1830 ccb = cam_periph_getccb(periph, /*priority*/1); 1831 scsi_read_capacity(&ccb->csio, 1832 /*retries*/4, 1833 /*cbfncp*/dadone, 1834 MSG_SIMPLE_Q_TAG, 1835 rcap, 1836 SSD_FULL_SIZE, 1837 /*timeout*/60000); 1838 ccb->ccb_h.ccb_bp = NULL; 1839 1840 error = cam_periph_runccb(ccb, daerror, 1841 /*cam_flags*/CAM_RETRY_SELTO, 1842 sense_flags, 1843 softc->disk->d_devstat); 1844 1845 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1846 cam_release_devq(ccb->ccb_h.path, 1847 /*relsim_flags*/0, 1848 /*reduction*/0, 1849 /*timeout*/0, 1850 /*getcount_only*/0); 1851 1852 if (error == 0) { 1853 block_len = scsi_4btoul(rcap->length); 1854 maxsector = scsi_4btoul(rcap->addr); 1855 1856 if (maxsector != 0xffffffff) 1857 goto done; 1858 } else 1859 goto done; 1860 1861 rcaplong = (struct scsi_read_capacity_data_long *)rcap; 1862 1863 scsi_read_capacity_16(&ccb->csio, 1864 /*retries*/ 4, 1865 /*cbfcnp*/ dadone, 1866 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1867 /*lba*/ 0, 1868 /*reladr*/ 0, 1869 /*pmi*/ 0, 1870 rcaplong, 1871 /*sense_len*/ SSD_FULL_SIZE, 1872 /*timeout*/ 60000); 1873 ccb->ccb_h.ccb_bp = NULL; 1874 1875 error = cam_periph_runccb(ccb, daerror, 1876 /*cam_flags*/CAM_RETRY_SELTO, 1877 sense_flags, 1878 softc->disk->d_devstat); 1879 1880 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1881 cam_release_devq(ccb->ccb_h.path, 1882 /*relsim_flags*/0, 1883 /*reduction*/0, 1884 /*timeout*/0, 1885 /*getcount_only*/0); 1886 1887 if (error == 0) { 1888 block_len = scsi_4btoul(rcaplong->length); 1889 maxsector = scsi_8btou64(rcaplong->addr); 1890 } 1891 1892done: 1893 1894 if (error == 0) 1895 dasetgeom(periph, block_len, maxsector); 1896 1897 xpt_release_ccb(ccb); 1898 1899 free(rcap, M_TEMP); 1900 1901 return (error); 1902} 1903 1904static void 1905dasetgeom(struct cam_periph *periph, uint32_t block_len, uint64_t maxsector) 1906{ 1907 struct ccb_calc_geometry ccg; 1908 struct da_softc *softc; 1909 struct disk_params *dp; 1910 1911 softc = (struct da_softc *)periph->softc; 1912 1913 dp = &softc->params; 1914 dp->secsize = block_len; 1915 dp->sectors = maxsector + 1; 1916 /* 1917 * Have the controller provide us with a geometry 1918 * for this disk. The only time the geometry 1919 * matters is when we boot and the controller 1920 * is the only one knowledgeable enough to come 1921 * up with something that will make this a bootable 1922 * device. 1923 */ 1924 xpt_setup_ccb(&ccg.ccb_h, periph->path, /*priority*/1); 1925 ccg.ccb_h.func_code = XPT_CALC_GEOMETRY; 1926 ccg.block_size = dp->secsize; 1927 ccg.volume_size = dp->sectors; 1928 ccg.heads = 0; 1929 ccg.secs_per_track = 0; 1930 ccg.cylinders = 0; 1931 xpt_action((union ccb*)&ccg); 1932 if ((ccg.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1933 /* 1934 * We don't know what went wrong here- but just pick 1935 * a geometry so we don't have nasty things like divide 1936 * by zero. 1937 */ 1938 dp->heads = 255; 1939 dp->secs_per_track = 255; 1940 dp->cylinders = dp->sectors / (255 * 255); 1941 if (dp->cylinders == 0) { 1942 dp->cylinders = 1; 1943 } 1944 } else { 1945 dp->heads = ccg.heads; 1946 dp->secs_per_track = ccg.secs_per_track; 1947 dp->cylinders = ccg.cylinders; 1948 } 1949} 1950 1951static void 1952dasendorderedtag(void *arg) 1953{
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1962 struct da_softc *softc; 1963 int s; 1964 if (da_send_ordered) { 1965 for (softc = SLIST_FIRST(&softc_list); 1966 softc != NULL; 1967 softc = SLIST_NEXT(softc, links)) { 1968 s = splsoftcam(); 1969 if ((softc->ordered_tag_count == 0) 1970 && ((softc->flags & DA_FLAG_WENT_IDLE) == 0)) { 1971 softc->flags |= DA_FLAG_NEED_OTAG; 1972 } 1973 if (softc->outstanding_cmds > 0) 1974 softc->flags &= ~DA_FLAG_WENT_IDLE;
| 1954 struct da_softc *softc = arg;
|
1975
| 1955
|
1976 softc->ordered_tag_count = 0; 1977 splx(s);
| 1956 if (da_send_ordered) { 1957 if ((softc->ordered_tag_count == 0) 1958 && ((softc->flags & DA_FLAG_WENT_IDLE) == 0)) { 1959 softc->flags |= DA_FLAG_NEED_OTAG;
|
1978 }
| 1960 }
|
1979 /* Queue us up again */ 1980 timeout(dasendorderedtag, NULL, 1981 (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL);
| 1961 if (softc->outstanding_cmds > 0) 1962 softc->flags &= ~DA_FLAG_WENT_IDLE; 1963 1964 softc->ordered_tag_count = 0;
|
1982 }
| 1965 }
|
| 1966 /* Queue us up again */ 1967 callout_reset(&softc->sendordered_c, 1968 (DA_DEFAULT_TIMEOUT * hz) / DA_ORDEREDTAG_INTERVAL, 1969 dasendorderedtag, softc);
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1983} 1984 1985/* 1986 * Step through all DA peripheral drivers, and if the device is still open, 1987 * sync the disk cache to physical media. 1988 */ 1989static void 1990dashutdown(void * arg, int howto) 1991{ 1992 struct cam_periph *periph; 1993 struct da_softc *softc; 1994 1995 TAILQ_FOREACH(periph, &dadriver.units, unit_links) { 1996 union ccb ccb; 1997 softc = (struct da_softc *)periph->softc; 1998 1999 /* 2000 * We only sync the cache if the drive is still open, and 2001 * if the drive is capable of it.. 2002 */ 2003 if (((softc->flags & DA_FLAG_OPEN) == 0) 2004 || (softc->quirks & DA_Q_NO_SYNC_CACHE)) 2005 continue; 2006 2007 xpt_setup_ccb(&ccb.ccb_h, periph->path, /*priority*/1); 2008 2009 ccb.ccb_h.ccb_state = DA_CCB_DUMP; 2010 scsi_synchronize_cache(&ccb.csio, 2011 /*retries*/1, 2012 /*cbfcnp*/dadone, 2013 MSG_SIMPLE_Q_TAG, 2014 /*begin_lba*/0, /* whole disk */ 2015 /*lb_count*/0, 2016 SSD_FULL_SIZE, 2017 60 * 60 * 1000); 2018 2019 xpt_polled_action(&ccb); 2020 2021 if ((ccb.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2022 if (((ccb.ccb_h.status & CAM_STATUS_MASK) == 2023 CAM_SCSI_STATUS_ERROR) 2024 && (ccb.csio.scsi_status == SCSI_STATUS_CHECK_COND)){ 2025 int error_code, sense_key, asc, ascq; 2026 2027 scsi_extract_sense(&ccb.csio.sense_data, 2028 &error_code, &sense_key, 2029 &asc, &ascq); 2030 2031 if (sense_key != SSD_KEY_ILLEGAL_REQUEST) 2032 scsi_sense_print(&ccb.csio); 2033 } else { 2034 xpt_print(periph->path, "Synchronize " 2035 "cache failed, status == 0x%x, scsi status " 2036 "== 0x%x\n", ccb.ccb_h.status, 2037 ccb.csio.scsi_status); 2038 } 2039 } 2040 2041 if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 2042 cam_release_devq(ccb.ccb_h.path, 2043 /*relsim_flags*/0, 2044 /*reduction*/0, 2045 /*timeout*/0, 2046 /*getcount_only*/0); 2047 2048 } 2049} 2050 2051#else /* !_KERNEL */ 2052 2053/* 2054 * XXX This is only left out of the kernel build to silence warnings. If, 2055 * for some reason this function is used in the kernel, the ifdefs should 2056 * be moved so it is included both in the kernel and userland. 2057 */ 2058void 2059scsi_format_unit(struct ccb_scsiio *csio, u_int32_t retries, 2060 void (*cbfcnp)(struct cam_periph *, union ccb *), 2061 u_int8_t tag_action, u_int8_t byte2, u_int16_t ileave, 2062 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 2063 u_int32_t timeout) 2064{ 2065 struct scsi_format_unit *scsi_cmd; 2066 2067 scsi_cmd = (struct scsi_format_unit *)&csio->cdb_io.cdb_bytes; 2068 scsi_cmd->opcode = FORMAT_UNIT; 2069 scsi_cmd->byte2 = byte2; 2070 scsi_ulto2b(ileave, scsi_cmd->interleave); 2071 2072 cam_fill_csio(csio, 2073 retries, 2074 cbfcnp, 2075 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE, 2076 tag_action, 2077 data_ptr, 2078 dxfer_len, 2079 sense_len, 2080 sizeof(*scsi_cmd), 2081 timeout); 2082} 2083 2084#endif /* _KERNEL */
| 1970} 1971 1972/* 1973 * Step through all DA peripheral drivers, and if the device is still open, 1974 * sync the disk cache to physical media. 1975 */ 1976static void 1977dashutdown(void * arg, int howto) 1978{ 1979 struct cam_periph *periph; 1980 struct da_softc *softc; 1981 1982 TAILQ_FOREACH(periph, &dadriver.units, unit_links) { 1983 union ccb ccb; 1984 softc = (struct da_softc *)periph->softc; 1985 1986 /* 1987 * We only sync the cache if the drive is still open, and 1988 * if the drive is capable of it.. 1989 */ 1990 if (((softc->flags & DA_FLAG_OPEN) == 0) 1991 || (softc->quirks & DA_Q_NO_SYNC_CACHE)) 1992 continue; 1993 1994 xpt_setup_ccb(&ccb.ccb_h, periph->path, /*priority*/1); 1995 1996 ccb.ccb_h.ccb_state = DA_CCB_DUMP; 1997 scsi_synchronize_cache(&ccb.csio, 1998 /*retries*/1, 1999 /*cbfcnp*/dadone, 2000 MSG_SIMPLE_Q_TAG, 2001 /*begin_lba*/0, /* whole disk */ 2002 /*lb_count*/0, 2003 SSD_FULL_SIZE, 2004 60 * 60 * 1000); 2005 2006 xpt_polled_action(&ccb); 2007 2008 if ((ccb.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 2009 if (((ccb.ccb_h.status & CAM_STATUS_MASK) == 2010 CAM_SCSI_STATUS_ERROR) 2011 && (ccb.csio.scsi_status == SCSI_STATUS_CHECK_COND)){ 2012 int error_code, sense_key, asc, ascq; 2013 2014 scsi_extract_sense(&ccb.csio.sense_data, 2015 &error_code, &sense_key, 2016 &asc, &ascq); 2017 2018 if (sense_key != SSD_KEY_ILLEGAL_REQUEST) 2019 scsi_sense_print(&ccb.csio); 2020 } else { 2021 xpt_print(periph->path, "Synchronize " 2022 "cache failed, status == 0x%x, scsi status " 2023 "== 0x%x\n", ccb.ccb_h.status, 2024 ccb.csio.scsi_status); 2025 } 2026 } 2027 2028 if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) 2029 cam_release_devq(ccb.ccb_h.path, 2030 /*relsim_flags*/0, 2031 /*reduction*/0, 2032 /*timeout*/0, 2033 /*getcount_only*/0); 2034 2035 } 2036} 2037 2038#else /* !_KERNEL */ 2039 2040/* 2041 * XXX This is only left out of the kernel build to silence warnings. If, 2042 * for some reason this function is used in the kernel, the ifdefs should 2043 * be moved so it is included both in the kernel and userland. 2044 */ 2045void 2046scsi_format_unit(struct ccb_scsiio *csio, u_int32_t retries, 2047 void (*cbfcnp)(struct cam_periph *, union ccb *), 2048 u_int8_t tag_action, u_int8_t byte2, u_int16_t ileave, 2049 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 2050 u_int32_t timeout) 2051{ 2052 struct scsi_format_unit *scsi_cmd; 2053 2054 scsi_cmd = (struct scsi_format_unit *)&csio->cdb_io.cdb_bytes; 2055 scsi_cmd->opcode = FORMAT_UNIT; 2056 scsi_cmd->byte2 = byte2; 2057 scsi_ulto2b(ileave, scsi_cmd->interleave); 2058 2059 cam_fill_csio(csio, 2060 retries, 2061 cbfcnp, 2062 /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE, 2063 tag_action, 2064 data_ptr, 2065 dxfer_len, 2066 sense_len, 2067 sizeof(*scsi_cmd), 2068 timeout); 2069} 2070 2071#endif /* _KERNEL */
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